diff options
Diffstat (limited to 'drivers/net')
748 files changed, 13180 insertions, 11423 deletions
diff --git a/drivers/net/appletalk/cops.c b/drivers/net/appletalk/cops.c index bb49f6e40a19..0a7889abf2b2 100644 --- a/drivers/net/appletalk/cops.c +++ b/drivers/net/appletalk/cops.c @@ -325,6 +325,8 @@ static int __init cops_probe1(struct net_device *dev, int ioaddr) break; } + dev->base_addr = ioaddr; + /* Reserve any actual interrupt. */ if (dev->irq) { retval = request_irq(dev->irq, cops_interrupt, 0, dev->name, dev); @@ -332,8 +334,6 @@ static int __init cops_probe1(struct net_device *dev, int ioaddr) goto err_out; } - dev->base_addr = ioaddr; - lp = netdev_priv(dev); spin_lock_init(&lp->lock); diff --git a/drivers/net/arcnet/arc-rimi.c b/drivers/net/arcnet/arc-rimi.c index a07e24970be4..3d0ce6d46a24 100644 --- a/drivers/net/arcnet/arc-rimi.c +++ b/drivers/net/arcnet/arc-rimi.c @@ -332,7 +332,7 @@ static int __init arc_rimi_init(void) dev->irq = 9; if (arcrimi_probe(dev)) { - free_netdev(dev); + free_arcdev(dev); return -EIO; } @@ -349,7 +349,7 @@ static void __exit arc_rimi_exit(void) iounmap(lp->mem_start); release_mem_region(dev->mem_start, dev->mem_end - dev->mem_start + 1); free_irq(dev->irq, dev); - free_netdev(dev); + free_arcdev(dev); } #ifndef MODULE diff --git a/drivers/net/arcnet/arcdevice.h b/drivers/net/arcnet/arcdevice.h index d09b2b46ab63..c72ad5e2ac5f 100644 --- a/drivers/net/arcnet/arcdevice.h +++ b/drivers/net/arcnet/arcdevice.h @@ -191,6 +191,8 @@ do { \ #define ARC_IS_5MBIT 1 /* card default speed is 5MBit */ #define ARC_CAN_10MBIT 2 /* card uses COM20022, supporting 10MBit, but default is 2.5MBit. */ +#define ARC_HAS_LED 4 /* card has software controlled LEDs */ +#define ARC_HAS_ROTARY 8 /* card has rotary encoder */ /* information needed to define an encapsulation driver */ struct ArcProto { @@ -303,6 +305,10 @@ struct arcnet_local { int excnak_pending; /* We just got an excesive nak interrupt */ + /* RESET flag handling */ + int reset_in_progress; + struct work_struct reset_work; + struct { uint16_t sequence; /* sequence number (incs with each packet) */ __be16 aborted_seq; @@ -355,7 +361,9 @@ void arcnet_dump_skb(struct net_device *dev, struct sk_buff *skb, char *desc) void arcnet_unregister_proto(struct ArcProto *proto); irqreturn_t arcnet_interrupt(int irq, void *dev_id); + struct net_device *alloc_arcdev(const char *name); +void free_arcdev(struct net_device *dev); int arcnet_open(struct net_device *dev); int arcnet_close(struct net_device *dev); diff --git a/drivers/net/arcnet/arcnet.c b/drivers/net/arcnet/arcnet.c index 553776cc1d29..c5ff13887a1d 100644 --- a/drivers/net/arcnet/arcnet.c +++ b/drivers/net/arcnet/arcnet.c @@ -387,10 +387,44 @@ static void arcnet_timer(struct timer_list *t) struct arcnet_local *lp = from_timer(lp, t, timer); struct net_device *dev = lp->dev; - if (!netif_carrier_ok(dev)) { + spin_lock_irq(&lp->lock); + + if (!lp->reset_in_progress && !netif_carrier_ok(dev)) { netif_carrier_on(dev); netdev_info(dev, "link up\n"); } + + spin_unlock_irq(&lp->lock); +} + +static void reset_device_work(struct work_struct *work) +{ + struct arcnet_local *lp; + struct net_device *dev; + + lp = container_of(work, struct arcnet_local, reset_work); + dev = lp->dev; + + /* Do not bring the network interface back up if an ifdown + * was already done. + */ + if (!netif_running(dev) || !lp->reset_in_progress) + return; + + rtnl_lock(); + + /* Do another check, in case of an ifdown that was triggered in + * the small race window between the exit condition above and + * acquiring RTNL. + */ + if (!netif_running(dev) || !lp->reset_in_progress) + goto out; + + dev_close(dev); + dev_open(dev); + +out: + rtnl_unlock(); } static void arcnet_reply_tasklet(unsigned long data) @@ -434,7 +468,7 @@ static void arcnet_reply_tasklet(unsigned long data) ret = sock_queue_err_skb(sk, ackskb); if (ret) - kfree_skb(ackskb); + dev_kfree_skb_irq(ackskb); local_irq_enable(); }; @@ -452,12 +486,25 @@ struct net_device *alloc_arcdev(const char *name) lp->dev = dev; spin_lock_init(&lp->lock); timer_setup(&lp->timer, arcnet_timer, 0); + INIT_WORK(&lp->reset_work, reset_device_work); } return dev; } EXPORT_SYMBOL(alloc_arcdev); +void free_arcdev(struct net_device *dev) +{ + struct arcnet_local *lp = netdev_priv(dev); + + /* Do not cancel this at ->ndo_close(), as the workqueue itself + * indirectly calls the ifdown path through dev_close(). + */ + cancel_work_sync(&lp->reset_work); + free_netdev(dev); +} +EXPORT_SYMBOL(free_arcdev); + /* Open/initialize the board. This is called sometime after booting when * the 'ifconfig' program is run. * @@ -587,6 +634,10 @@ int arcnet_close(struct net_device *dev) /* shut down the card */ lp->hw.close(dev); + + /* reset counters */ + lp->reset_in_progress = 0; + module_put(lp->hw.owner); return 0; } @@ -820,6 +871,9 @@ irqreturn_t arcnet_interrupt(int irq, void *dev_id) spin_lock_irqsave(&lp->lock, flags); + if (lp->reset_in_progress) + goto out; + /* RESET flag was enabled - if device is not running, we must * clear it right away (but nothing else). */ @@ -852,11 +906,14 @@ irqreturn_t arcnet_interrupt(int irq, void *dev_id) if (status & RESETflag) { arc_printk(D_NORMAL, dev, "spurious reset (status=%Xh)\n", status); - arcnet_close(dev); - arcnet_open(dev); + + lp->reset_in_progress = 1; + netif_stop_queue(dev); + netif_carrier_off(dev); + schedule_work(&lp->reset_work); /* get out of the interrupt handler! */ - break; + goto out; } /* RX is inhibited - we must have received something. * Prepare to receive into the next buffer. @@ -1052,6 +1109,7 @@ irqreturn_t arcnet_interrupt(int irq, void *dev_id) udelay(1); lp->hw.intmask(dev, lp->intmask); +out: spin_unlock_irqrestore(&lp->lock, flags); return retval; } diff --git a/drivers/net/arcnet/com20020-isa.c b/drivers/net/arcnet/com20020-isa.c index 38fa60ddaf2e..fada3f23970e 100644 --- a/drivers/net/arcnet/com20020-isa.c +++ b/drivers/net/arcnet/com20020-isa.c @@ -169,7 +169,7 @@ static int __init com20020_init(void) dev->irq = 9; if (com20020isa_probe(dev)) { - free_netdev(dev); + free_arcdev(dev); return -EIO; } @@ -182,7 +182,7 @@ static void __exit com20020_exit(void) unregister_netdev(my_dev); free_irq(my_dev->irq, my_dev); release_region(my_dev->base_addr, ARCNET_TOTAL_SIZE); - free_netdev(my_dev); + free_arcdev(my_dev); } #ifndef MODULE diff --git a/drivers/net/arcnet/com20020-pci.c b/drivers/net/arcnet/com20020-pci.c index eb7f76753c9c..9d9e4200064f 100644 --- a/drivers/net/arcnet/com20020-pci.c +++ b/drivers/net/arcnet/com20020-pci.c @@ -127,6 +127,8 @@ static int com20020pci_probe(struct pci_dev *pdev, int i, ioaddr, ret; struct resource *r; + ret = 0; + if (pci_enable_device(pdev)) return -EIO; @@ -136,9 +138,14 @@ static int com20020pci_probe(struct pci_dev *pdev, return -ENOMEM; ci = (struct com20020_pci_card_info *)id->driver_data; + if (!ci) + return -EINVAL; + priv->ci = ci; mm = &ci->misc_map; + pci_set_drvdata(pdev, priv); + INIT_LIST_HEAD(&priv->list_dev); if (mm->size) { @@ -161,7 +168,7 @@ static int com20020pci_probe(struct pci_dev *pdev, dev = alloc_arcdev(device); if (!dev) { ret = -ENOMEM; - goto out_port; + break; } dev->dev_port = i; @@ -178,7 +185,7 @@ static int com20020pci_probe(struct pci_dev *pdev, pr_err("IO region %xh-%xh already allocated\n", ioaddr, ioaddr + cm->size - 1); ret = -EBUSY; - goto out_port; + goto err_free_arcdev; } /* Dummy access after Reset @@ -206,76 +213,79 @@ static int com20020pci_probe(struct pci_dev *pdev, if (!strncmp(ci->name, "EAE PLX-PCI FB2", 15)) lp->backplane = 1; - /* Get the dev_id from the PLX rotary coder */ - if (!strncmp(ci->name, "EAE PLX-PCI MA1", 15)) - dev_id_mask = 0x3; - dev->dev_id = (inb(priv->misc + ci->rotary) >> 4) & dev_id_mask; - - snprintf(dev->name, sizeof(dev->name), "arc%d-%d", dev->dev_id, i); + if (ci->flags & ARC_HAS_ROTARY) { + /* Get the dev_id from the PLX rotary coder */ + if (!strncmp(ci->name, "EAE PLX-PCI MA1", 15)) + dev_id_mask = 0x3; + dev->dev_id = (inb(priv->misc + ci->rotary) >> 4) & dev_id_mask; + snprintf(dev->name, sizeof(dev->name), "arc%d-%d", dev->dev_id, i); + } if (arcnet_inb(ioaddr, COM20020_REG_R_STATUS) == 0xFF) { pr_err("IO address %Xh is empty!\n", ioaddr); ret = -EIO; - goto out_port; + goto err_free_arcdev; } if (com20020_check(dev)) { ret = -EIO; - goto out_port; + goto err_free_arcdev; } + ret = com20020_found(dev, IRQF_SHARED); + if (ret) + goto err_free_arcdev; + card = devm_kzalloc(&pdev->dev, sizeof(struct com20020_dev), GFP_KERNEL); if (!card) { ret = -ENOMEM; - goto out_port; + goto err_free_arcdev; } card->index = i; card->pci_priv = priv; - card->tx_led.brightness_set = led_tx_set; - card->tx_led.default_trigger = devm_kasprintf(&pdev->dev, - GFP_KERNEL, "arc%d-%d-tx", - dev->dev_id, i); - card->tx_led.name = devm_kasprintf(&pdev->dev, GFP_KERNEL, - "pci:green:tx:%d-%d", - dev->dev_id, i); - - card->tx_led.dev = &dev->dev; - card->recon_led.brightness_set = led_recon_set; - card->recon_led.default_trigger = devm_kasprintf(&pdev->dev, - GFP_KERNEL, "arc%d-%d-recon", - dev->dev_id, i); - card->recon_led.name = devm_kasprintf(&pdev->dev, GFP_KERNEL, - "pci:red:recon:%d-%d", - dev->dev_id, i); - card->recon_led.dev = &dev->dev; - card->dev = dev; - - ret = devm_led_classdev_register(&pdev->dev, &card->tx_led); - if (ret) - goto out_port; - - ret = devm_led_classdev_register(&pdev->dev, &card->recon_led); - if (ret) - goto out_port; - dev_set_drvdata(&dev->dev, card); - - ret = com20020_found(dev, IRQF_SHARED); - if (ret) - goto out_port; - - devm_arcnet_led_init(dev, dev->dev_id, i); + if (ci->flags & ARC_HAS_LED) { + card->tx_led.brightness_set = led_tx_set; + card->tx_led.default_trigger = devm_kasprintf(&pdev->dev, + GFP_KERNEL, "arc%d-%d-tx", + dev->dev_id, i); + card->tx_led.name = devm_kasprintf(&pdev->dev, GFP_KERNEL, + "pci:green:tx:%d-%d", + dev->dev_id, i); + + card->tx_led.dev = &dev->dev; + card->recon_led.brightness_set = led_recon_set; + card->recon_led.default_trigger = devm_kasprintf(&pdev->dev, + GFP_KERNEL, "arc%d-%d-recon", + dev->dev_id, i); + card->recon_led.name = devm_kasprintf(&pdev->dev, GFP_KERNEL, + "pci:red:recon:%d-%d", + dev->dev_id, i); + card->recon_led.dev = &dev->dev; + + ret = devm_led_classdev_register(&pdev->dev, &card->tx_led); + if (ret) + goto err_free_arcdev; + + ret = devm_led_classdev_register(&pdev->dev, &card->recon_led); + if (ret) + goto err_free_arcdev; + + dev_set_drvdata(&dev->dev, card); + devm_arcnet_led_init(dev, dev->dev_id, i); + } + card->dev = dev; list_add(&card->list, &priv->list_dev); - } + continue; - pci_set_drvdata(pdev, priv); - - return 0; - -out_port: - com20020pci_remove(pdev); +err_free_arcdev: + free_arcdev(dev); + break; + } + if (ret) + com20020pci_remove(pdev); return ret; } @@ -291,7 +301,7 @@ static void com20020pci_remove(struct pci_dev *pdev) unregister_netdev(dev); free_irq(dev->irq, dev); - free_netdev(dev); + free_arcdev(dev); } } @@ -322,7 +332,7 @@ static struct com20020_pci_card_info card_info_5mbit = { }; static struct com20020_pci_card_info card_info_sohard = { - .name = "PLX-PCI", + .name = "SOHARD SH ARC-PCI", .devcount = 1, /* SOHARD needs PCI base addr 4 */ .chan_map_tbl = { @@ -357,7 +367,7 @@ static struct com20020_pci_card_info card_info_eae_arc1 = { }, }, .rotary = 0x0, - .flags = ARC_CAN_10MBIT, + .flags = ARC_HAS_ROTARY | ARC_HAS_LED | ARC_CAN_10MBIT, }; static struct com20020_pci_card_info card_info_eae_ma1 = { @@ -389,7 +399,7 @@ static struct com20020_pci_card_info card_info_eae_ma1 = { }, }, .rotary = 0x0, - .flags = ARC_CAN_10MBIT, + .flags = ARC_HAS_ROTARY | ARC_HAS_LED | ARC_CAN_10MBIT, }; static struct com20020_pci_card_info card_info_eae_fb2 = { @@ -414,7 +424,7 @@ static struct com20020_pci_card_info card_info_eae_fb2 = { }, }, .rotary = 0x0, - .flags = ARC_CAN_10MBIT, + .flags = ARC_HAS_ROTARY | ARC_HAS_LED | ARC_CAN_10MBIT, }; static const struct pci_device_id com20020pci_id_table[] = { diff --git a/drivers/net/arcnet/com20020_cs.c b/drivers/net/arcnet/com20020_cs.c index cf607ffcf358..9cc5eb6a8e90 100644 --- a/drivers/net/arcnet/com20020_cs.c +++ b/drivers/net/arcnet/com20020_cs.c @@ -177,7 +177,7 @@ static void com20020_detach(struct pcmcia_device *link) dev = info->dev; if (dev) { dev_dbg(&link->dev, "kfree...\n"); - free_netdev(dev); + free_arcdev(dev); } dev_dbg(&link->dev, "kfree2...\n"); kfree(info); diff --git a/drivers/net/arcnet/com90io.c b/drivers/net/arcnet/com90io.c index 4e56aaf2b984..e9fc0577ddc0 100644 --- a/drivers/net/arcnet/com90io.c +++ b/drivers/net/arcnet/com90io.c @@ -394,7 +394,7 @@ static int __init com90io_init(void) err = com90io_probe(dev); if (err) { - free_netdev(dev); + free_arcdev(dev); return err; } @@ -417,7 +417,7 @@ static void __exit com90io_exit(void) free_irq(dev->irq, dev); release_region(dev->base_addr, ARCNET_TOTAL_SIZE); - free_netdev(dev); + free_arcdev(dev); } module_init(com90io_init) diff --git a/drivers/net/arcnet/com90xx.c b/drivers/net/arcnet/com90xx.c index ca4a57c30bf8..5e38a2d6623c 100644 --- a/drivers/net/arcnet/com90xx.c +++ b/drivers/net/arcnet/com90xx.c @@ -554,7 +554,7 @@ err_free_irq: err_release_mem: release_mem_region(dev->mem_start, dev->mem_end - dev->mem_start + 1); err_free_dev: - free_netdev(dev); + free_arcdev(dev); return -EIO; } @@ -672,7 +672,7 @@ static void __exit com90xx_exit(void) release_region(dev->base_addr, ARCNET_TOTAL_SIZE); release_mem_region(dev->mem_start, dev->mem_end - dev->mem_start + 1); - free_netdev(dev); + free_arcdev(dev); } } diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c index 93dfcef8afc4..a6bb7e915f74 100644 --- a/drivers/net/bonding/bond_3ad.c +++ b/drivers/net/bonding/bond_3ad.c @@ -249,7 +249,7 @@ static inline int __check_agg_selection_timer(struct port *port) if (bond == NULL) return 0; - return BOND_AD_INFO(bond).agg_select_timer ? 1 : 0; + return atomic_read(&BOND_AD_INFO(bond).agg_select_timer) ? 1 : 0; } /** @@ -1012,8 +1012,8 @@ static void ad_mux_machine(struct port *port, bool *update_slave_arr) if (port->aggregator && port->aggregator->is_active && !__port_is_enabled(port)) { - __enable_port(port); + *update_slave_arr = true; } } break; @@ -1760,6 +1760,7 @@ static void ad_agg_selection_logic(struct aggregator *agg, port = port->next_port_in_aggregator) { __enable_port(port); } + *update_slave_arr = true; } } @@ -1964,7 +1965,7 @@ static void ad_marker_response_received(struct bond_marker *marker, */ void bond_3ad_initiate_agg_selection(struct bonding *bond, int timeout) { - BOND_AD_INFO(bond).agg_select_timer = timeout; + atomic_set(&BOND_AD_INFO(bond).agg_select_timer, timeout); } /** @@ -1976,30 +1977,24 @@ void bond_3ad_initiate_agg_selection(struct bonding *bond, int timeout) */ void bond_3ad_initialize(struct bonding *bond, u16 tick_resolution) { - /* check that the bond is not initialized yet */ - if (!MAC_ADDRESS_EQUAL(&(BOND_AD_INFO(bond).system.sys_mac_addr), - bond->dev->dev_addr)) { - - BOND_AD_INFO(bond).aggregator_identifier = 0; - - BOND_AD_INFO(bond).system.sys_priority = - bond->params.ad_actor_sys_prio; - if (is_zero_ether_addr(bond->params.ad_actor_system)) - BOND_AD_INFO(bond).system.sys_mac_addr = - *((struct mac_addr *)bond->dev->dev_addr); - else - BOND_AD_INFO(bond).system.sys_mac_addr = - *((struct mac_addr *)bond->params.ad_actor_system); + BOND_AD_INFO(bond).aggregator_identifier = 0; + BOND_AD_INFO(bond).system.sys_priority = + bond->params.ad_actor_sys_prio; + if (is_zero_ether_addr(bond->params.ad_actor_system)) + BOND_AD_INFO(bond).system.sys_mac_addr = + *((struct mac_addr *)bond->dev->dev_addr); + else + BOND_AD_INFO(bond).system.sys_mac_addr = + *((struct mac_addr *)bond->params.ad_actor_system); - /* initialize how many times this module is called in one - * second (should be about every 100ms) - */ - ad_ticks_per_sec = tick_resolution; + /* initialize how many times this module is called in one + * second (should be about every 100ms) + */ + ad_ticks_per_sec = tick_resolution; - bond_3ad_initiate_agg_selection(bond, - AD_AGGREGATOR_SELECTION_TIMER * - ad_ticks_per_sec); - } + bond_3ad_initiate_agg_selection(bond, + AD_AGGREGATOR_SELECTION_TIMER * + ad_ticks_per_sec); } /** @@ -2198,7 +2193,8 @@ void bond_3ad_unbind_slave(struct slave *slave) temp_aggregator->num_of_ports--; if (__agg_active_ports(temp_aggregator) == 0) { select_new_active_agg = temp_aggregator->is_active; - ad_clear_agg(temp_aggregator); + if (temp_aggregator->num_of_ports == 0) + ad_clear_agg(temp_aggregator); if (select_new_active_agg) { netdev_info(bond->dev, "Removing an active aggregator\n"); /* select new active aggregator */ @@ -2249,6 +2245,28 @@ void bond_3ad_update_ad_actor_settings(struct bonding *bond) } /** + * bond_agg_timer_advance - advance agg_select_timer + * @bond: bonding structure + * + * Return true when agg_select_timer reaches 0. + */ +static bool bond_agg_timer_advance(struct bonding *bond) +{ + int val, nval; + + while (1) { + val = atomic_read(&BOND_AD_INFO(bond).agg_select_timer); + if (!val) + return false; + nval = val - 1; + if (atomic_cmpxchg(&BOND_AD_INFO(bond).agg_select_timer, + val, nval) == val) + break; + } + return nval == 0; +} + +/** * bond_3ad_state_machine_handler - handle state machines timeout * @bond: bonding struct to work on * @@ -2283,9 +2301,7 @@ void bond_3ad_state_machine_handler(struct work_struct *work) if (!bond_has_slaves(bond)) goto re_arm; - /* check if agg_select_timer timer after initialize is timed out */ - if (BOND_AD_INFO(bond).agg_select_timer && - !(--BOND_AD_INFO(bond).agg_select_timer)) { + if (bond_agg_timer_advance(bond)) { slave = bond_first_slave_rcu(bond); port = slave ? &(SLAVE_AD_INFO(slave)->port) : NULL; diff --git a/drivers/net/bonding/bond_alb.c b/drivers/net/bonding/bond_alb.c index 2ee046c81389..e03f4883858a 100644 --- a/drivers/net/bonding/bond_alb.c +++ b/drivers/net/bonding/bond_alb.c @@ -671,10 +671,10 @@ static struct slave *rlb_arp_xmit(struct sk_buff *skb, struct bonding *bond) return NULL; arp = (struct arp_pkt *)skb_network_header(skb); - /* Don't modify or load balance ARPs that do not originate locally - * (e.g.,arrive via a bridge). + /* Don't modify or load balance ARPs that do not originate + * from the bond itself or a VLAN directly above the bond. */ - if (!bond_slave_has_mac_rx(bond, arp->mac_src)) + if (!bond_slave_has_mac_rcu(bond, arp->mac_src)) return NULL; if (arp->op_code == htons(ARPOP_REPLY)) { @@ -1292,12 +1292,12 @@ int bond_alb_initialize(struct bonding *bond, int rlb_enabled) return res; if (rlb_enabled) { - bond->alb_info.rlb_enabled = 1; res = rlb_initialize(bond); if (res) { tlb_deinitialize(bond); return res; } + bond->alb_info.rlb_enabled = 1; } else { bond->alb_info.rlb_enabled = 0; } @@ -1530,14 +1530,14 @@ void bond_alb_monitor(struct work_struct *work) struct slave *slave; if (!bond_has_slaves(bond)) { - bond_info->tx_rebalance_counter = 0; + atomic_set(&bond_info->tx_rebalance_counter, 0); bond_info->lp_counter = 0; goto re_arm; } rcu_read_lock(); - bond_info->tx_rebalance_counter++; + atomic_inc(&bond_info->tx_rebalance_counter); bond_info->lp_counter++; /* send learning packets */ @@ -1559,7 +1559,7 @@ void bond_alb_monitor(struct work_struct *work) } /* rebalance tx traffic */ - if (bond_info->tx_rebalance_counter >= BOND_TLB_REBALANCE_TICKS) { + if (atomic_read(&bond_info->tx_rebalance_counter) >= BOND_TLB_REBALANCE_TICKS) { bond_for_each_slave_rcu(bond, slave, iter) { tlb_clear_slave(bond, slave, 1); if (slave == rcu_access_pointer(bond->curr_active_slave)) { @@ -1569,7 +1569,7 @@ void bond_alb_monitor(struct work_struct *work) bond_info->unbalanced_load = 0; } } - bond_info->tx_rebalance_counter = 0; + atomic_set(&bond_info->tx_rebalance_counter, 0); } if (bond_info->rlb_enabled) { @@ -1639,7 +1639,8 @@ int bond_alb_init_slave(struct bonding *bond, struct slave *slave) tlb_init_slave(slave); /* order a rebalance ASAP */ - bond->alb_info.tx_rebalance_counter = BOND_TLB_REBALANCE_TICKS; + atomic_set(&bond->alb_info.tx_rebalance_counter, + BOND_TLB_REBALANCE_TICKS); if (bond->alb_info.rlb_enabled) bond->alb_info.rlb_rebalance = 1; @@ -1676,7 +1677,8 @@ void bond_alb_handle_link_change(struct bonding *bond, struct slave *slave, char rlb_clear_slave(bond, slave); } else if (link == BOND_LINK_UP) { /* order a rebalance ASAP */ - bond_info->tx_rebalance_counter = BOND_TLB_REBALANCE_TICKS; + atomic_set(&bond_info->tx_rebalance_counter, + BOND_TLB_REBALANCE_TICKS); if (bond->alb_info.rlb_enabled) { bond->alb_info.rlb_rebalance = 1; /* If the updelay module parameter is smaller than the diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index a59333b87eaf..79b36f1c50ae 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -782,14 +782,14 @@ static bool bond_should_notify_peers(struct bonding *bond) slave = rcu_dereference(bond->curr_active_slave); rcu_read_unlock(); - netdev_dbg(bond->dev, "bond_should_notify_peers: slave %s\n", - slave ? slave->dev->name : "NULL"); - if (!slave || !bond->send_peer_notif || !netif_carrier_ok(bond->dev) || test_bit(__LINK_STATE_LINKWATCH_PENDING, &slave->dev->state)) return false; + netdev_dbg(bond->dev, "bond_should_notify_peers: slave %s\n", + slave ? slave->dev->name : "NULL"); + return true; } @@ -1128,6 +1128,11 @@ static void bond_setup_by_slave(struct net_device *bond_dev, memcpy(bond_dev->broadcast, slave_dev->broadcast, slave_dev->addr_len); + + if (slave_dev->flags & IFF_POINTOPOINT) { + bond_dev->flags &= ~(IFF_BROADCAST | IFF_MULTICAST); + bond_dev->flags |= (IFF_POINTOPOINT | IFF_NOARP); + } } /* On bonding slaves other than the currently active slave, suppress @@ -1268,7 +1273,39 @@ static void bond_upper_dev_unlink(struct bonding *bond, struct slave *slave) slave->dev->flags &= ~IFF_SLAVE; } -static struct slave *bond_alloc_slave(struct bonding *bond) +static void slave_kobj_release(struct kobject *kobj) +{ + struct slave *slave = to_slave(kobj); + struct bonding *bond = bond_get_bond_by_slave(slave); + + cancel_delayed_work_sync(&slave->notify_work); + if (BOND_MODE(bond) == BOND_MODE_8023AD) + kfree(SLAVE_AD_INFO(slave)); + + kfree(slave); +} + +static struct kobj_type slave_ktype = { + .release = slave_kobj_release, +#ifdef CONFIG_SYSFS + .sysfs_ops = &slave_sysfs_ops, +#endif +}; + +static int bond_kobj_init(struct slave *slave) +{ + int err; + + err = kobject_init_and_add(&slave->kobj, &slave_ktype, + &(slave->dev->dev.kobj), "bonding_slave"); + if (err) + kobject_put(&slave->kobj); + + return err; +} + +static struct slave *bond_alloc_slave(struct bonding *bond, + struct net_device *slave_dev) { struct slave *slave = NULL; @@ -1276,30 +1313,25 @@ static struct slave *bond_alloc_slave(struct bonding *bond) if (!slave) return NULL; + slave->bond = bond; + slave->dev = slave_dev; + INIT_DELAYED_WORK(&slave->notify_work, bond_netdev_notify_work); + + if (bond_kobj_init(slave)) + return NULL; + if (BOND_MODE(bond) == BOND_MODE_8023AD) { SLAVE_AD_INFO(slave) = kzalloc(sizeof(struct ad_slave_info), GFP_KERNEL); if (!SLAVE_AD_INFO(slave)) { - kfree(slave); + kobject_put(&slave->kobj); return NULL; } } - INIT_DELAYED_WORK(&slave->notify_work, bond_netdev_notify_work); return slave; } -static void bond_free_slave(struct slave *slave) -{ - struct bonding *bond = bond_get_bond_by_slave(slave); - - cancel_delayed_work_sync(&slave->notify_work); - if (BOND_MODE(bond) == BOND_MODE_8023AD) - kfree(SLAVE_AD_INFO(slave)); - - kfree(slave); -} - static void bond_fill_ifbond(struct bonding *bond, struct ifbond *info) { info->bond_mode = BOND_MODE(bond); @@ -1487,14 +1519,12 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev, bond->dev->addr_assign_type == NET_ADDR_RANDOM) bond_set_dev_addr(bond->dev, slave_dev); - new_slave = bond_alloc_slave(bond); + new_slave = bond_alloc_slave(bond, slave_dev); if (!new_slave) { res = -ENOMEM; goto err_undo_flags; } - new_slave->bond = bond; - new_slave->dev = slave_dev; /* Set the new_slave's queue_id to be zero. Queue ID mapping * is set via sysfs or module option if desired. */ @@ -1821,7 +1851,7 @@ err_restore_mtu: dev_set_mtu(slave_dev, new_slave->original_mtu); err_free: - bond_free_slave(new_slave); + kobject_put(&new_slave->kobj); err_undo_flags: /* Enslave of first slave has failed and we need to fix master's mac */ @@ -1887,7 +1917,6 @@ static int __bond_release_one(struct net_device *bond_dev, /* recompute stats just before removing the slave */ bond_get_stats(bond->dev, &bond->bond_stats); - bond_upper_dev_unlink(bond, slave); /* unregister rx_handler early so bond_handle_frame wouldn't be called * for this slave anymore. */ @@ -1896,6 +1925,8 @@ static int __bond_release_one(struct net_device *bond_dev, if (BOND_MODE(bond) == BOND_MODE_8023AD) bond_3ad_unbind_slave(slave); + bond_upper_dev_unlink(bond, slave); + if (bond_mode_can_use_xmit_hash(bond)) bond_update_slave_arr(bond, slave); @@ -2009,7 +2040,7 @@ static int __bond_release_one(struct net_device *bond_dev, if (!netif_is_bond_master(slave_dev)) slave_dev->priv_flags &= ~IFF_BONDING; - bond_free_slave(slave); + kobject_put(&slave->kobj); return 0; } @@ -2070,10 +2101,10 @@ static int bond_slave_info_query(struct net_device *bond_dev, struct ifslave *in /* called with rcu_read_lock() */ static int bond_miimon_inspect(struct bonding *bond) { + bool ignore_updelay = false; int link_state, commit = 0; struct list_head *iter; struct slave *slave; - bool ignore_updelay; ignore_updelay = !rcu_dereference(bond->curr_active_slave); @@ -3043,9 +3074,11 @@ re_arm: if (!rtnl_trylock()) return; - if (should_notify_peers) + if (should_notify_peers) { + bond->send_peer_notif--; call_netdevice_notifiers(NETDEV_NOTIFY_PEERS, bond->dev); + } if (should_notify_rtnl) { bond_slave_state_notify(bond); bond_slave_link_notify(bond); @@ -3965,6 +3998,29 @@ err: bond_slave_arr_work_rearm(bond, 1); } +static void bond_skip_slave(struct bond_up_slave *slaves, + struct slave *skipslave) +{ + int idx; + + /* Rare situation where caller has asked to skip a specific + * slave but allocation failed (most likely!). BTW this is + * only possible when the call is initiated from + * __bond_release_one(). In this situation; overwrite the + * skipslave entry in the array with the last entry from the + * array to avoid a situation where the xmit path may choose + * this to-be-skipped slave to send a packet out. + */ + for (idx = 0; slaves && idx < slaves->count; idx++) { + if (skipslave == slaves->arr[idx]) { + slaves->arr[idx] = + slaves->arr[slaves->count - 1]; + slaves->count--; + break; + } + } +} + /* Build the usable slaves array in control path for modes that use xmit-hash * to determine the slave interface - * (a) BOND_MODE_8023AD @@ -4035,27 +4091,9 @@ int bond_update_slave_arr(struct bonding *bond, struct slave *skipslave) if (old_arr) kfree_rcu(old_arr, rcu); out: - if (ret != 0 && skipslave) { - int idx; - - /* Rare situation where caller has asked to skip a specific - * slave but allocation failed (most likely!). BTW this is - * only possible when the call is initiated from - * __bond_release_one(). In this situation; overwrite the - * skipslave entry in the array with the last entry from the - * array to avoid a situation where the xmit path may choose - * this to-be-skipped slave to send a packet out. - */ - old_arr = rtnl_dereference(bond->slave_arr); - for (idx = 0; old_arr != NULL && idx < old_arr->count; idx++) { - if (skipslave == old_arr->arr[idx]) { - old_arr->arr[idx] = - old_arr->arr[old_arr->count-1]; - old_arr->count--; - break; - } - } - } + if (ret != 0 && skipslave) + bond_skip_slave(rtnl_dereference(bond->slave_arr), skipslave); + return ret; } @@ -4357,7 +4395,9 @@ void bond_setup(struct net_device *bond_dev) bond_dev->hw_features = BOND_VLAN_FEATURES | NETIF_F_HW_VLAN_CTAG_RX | - NETIF_F_HW_VLAN_CTAG_FILTER; + NETIF_F_HW_VLAN_CTAG_FILTER | + NETIF_F_HW_VLAN_STAG_RX | + NETIF_F_HW_VLAN_STAG_FILTER; bond_dev->hw_features |= NETIF_F_GSO_ENCAP_ALL | NETIF_F_GSO_UDP_L4; bond_dev->features |= bond_dev->hw_features; diff --git a/drivers/net/bonding/bond_options.c b/drivers/net/bonding/bond_options.c index 80867bd8f44c..c9aa28eee191 100644 --- a/drivers/net/bonding/bond_options.c +++ b/drivers/net/bonding/bond_options.c @@ -1439,7 +1439,7 @@ static int bond_option_ad_actor_system_set(struct bonding *bond, mac = (u8 *)&newval->value; } - if (!is_valid_ether_addr(mac)) + if (is_multicast_ether_addr(mac)) goto err; netdev_dbg(bond->dev, "Setting ad_actor_system to %pM\n", mac); diff --git a/drivers/net/bonding/bond_sysfs_slave.c b/drivers/net/bonding/bond_sysfs_slave.c index 36dee305c687..1bc20de8e57b 100644 --- a/drivers/net/bonding/bond_sysfs_slave.c +++ b/drivers/net/bonding/bond_sysfs_slave.c @@ -112,20 +112,19 @@ static ssize_t ad_partner_oper_port_state_show(struct slave *slave, char *buf) } static SLAVE_ATTR_RO(ad_partner_oper_port_state); -static const struct slave_attribute *slave_attrs[] = { - &slave_attr_state, - &slave_attr_mii_status, - &slave_attr_link_failure_count, - &slave_attr_perm_hwaddr, - &slave_attr_queue_id, - &slave_attr_ad_aggregator_id, - &slave_attr_ad_actor_oper_port_state, - &slave_attr_ad_partner_oper_port_state, +static const struct attribute *slave_attrs[] = { + &slave_attr_state.attr, + &slave_attr_mii_status.attr, + &slave_attr_link_failure_count.attr, + &slave_attr_perm_hwaddr.attr, + &slave_attr_queue_id.attr, + &slave_attr_ad_aggregator_id.attr, + &slave_attr_ad_actor_oper_port_state.attr, + &slave_attr_ad_partner_oper_port_state.attr, NULL }; #define to_slave_attr(_at) container_of(_at, struct slave_attribute, attr) -#define to_slave(obj) container_of(obj, struct slave, kobj) static ssize_t slave_show(struct kobject *kobj, struct attribute *attr, char *buf) @@ -136,45 +135,16 @@ static ssize_t slave_show(struct kobject *kobj, return slave_attr->show(slave, buf); } -static const struct sysfs_ops slave_sysfs_ops = { +const struct sysfs_ops slave_sysfs_ops = { .show = slave_show, }; -static struct kobj_type slave_ktype = { -#ifdef CONFIG_SYSFS - .sysfs_ops = &slave_sysfs_ops, -#endif -}; - int bond_sysfs_slave_add(struct slave *slave) { - const struct slave_attribute **a; - int err; - - err = kobject_init_and_add(&slave->kobj, &slave_ktype, - &(slave->dev->dev.kobj), "bonding_slave"); - if (err) { - kobject_put(&slave->kobj); - return err; - } - - for (a = slave_attrs; *a; ++a) { - err = sysfs_create_file(&slave->kobj, &((*a)->attr)); - if (err) { - kobject_put(&slave->kobj); - return err; - } - } - - return 0; + return sysfs_create_files(&slave->kobj, slave_attrs); } void bond_sysfs_slave_del(struct slave *slave) { - const struct slave_attribute **a; - - for (a = slave_attrs; *a; ++a) - sysfs_remove_file(&slave->kobj, &((*a)->attr)); - - kobject_put(&slave->kobj); + sysfs_remove_files(&slave->kobj, slave_attrs); } diff --git a/drivers/net/caif/caif_serial.c b/drivers/net/caif/caif_serial.c index a0f954f36c09..81ec17b9c49c 100644 --- a/drivers/net/caif/caif_serial.c +++ b/drivers/net/caif/caif_serial.c @@ -279,7 +279,6 @@ static int caif_xmit(struct sk_buff *skb, struct net_device *dev) { struct ser_device *ser; - BUG_ON(dev == NULL); ser = netdev_priv(dev); /* Send flow off once, on high water mark */ @@ -361,6 +360,7 @@ static int ldisc_open(struct tty_struct *tty) rtnl_lock(); result = register_netdevice(dev); if (result) { + tty_kref_put(tty); rtnl_unlock(); free_netdev(dev); return -ENODEV; diff --git a/drivers/net/caif/caif_virtio.c b/drivers/net/caif/caif_virtio.c index 2814e0dee4bb..df10e2d0d4b7 100644 --- a/drivers/net/caif/caif_virtio.c +++ b/drivers/net/caif/caif_virtio.c @@ -727,13 +727,21 @@ static int cfv_probe(struct virtio_device *vdev) /* Carrier is off until netdevice is opened */ netif_carrier_off(netdev); + /* serialize netdev register + virtio_device_ready() with ndo_open() */ + rtnl_lock(); + /* register Netdev */ - err = register_netdev(netdev); + err = register_netdevice(netdev); if (err) { + rtnl_unlock(); dev_err(&vdev->dev, "Unable to register netdev (%d)\n", err); goto err; } + virtio_device_ready(vdev); + + rtnl_unlock(); + debugfs_init(cfv); return 0; diff --git a/drivers/net/can/Makefile b/drivers/net/can/Makefile index 44922bf29b6a..93e11f1fee5c 100644 --- a/drivers/net/can/Makefile +++ b/drivers/net/can/Makefile @@ -7,12 +7,7 @@ obj-$(CONFIG_CAN_VCAN) += vcan.o obj-$(CONFIG_CAN_VXCAN) += vxcan.o obj-$(CONFIG_CAN_SLCAN) += slcan.o -obj-$(CONFIG_CAN_DEV) += can-dev.o -can-dev-y += dev.o -can-dev-y += rx-offload.o - -can-dev-$(CONFIG_CAN_LEDS) += led.o - +obj-y += dev/ obj-y += rcar/ obj-y += spi/ obj-y += usb/ diff --git a/drivers/net/can/c_can/c_can.c b/drivers/net/can/c_can/c_can.c index 24c6015f6c92..2278c5fff5c6 100644 --- a/drivers/net/can/c_can/c_can.c +++ b/drivers/net/can/c_can/c_can.c @@ -212,18 +212,6 @@ static const struct can_bittiming_const c_can_bittiming_const = { .brp_inc = 1, }; -static inline void c_can_pm_runtime_enable(const struct c_can_priv *priv) -{ - if (priv->device) - pm_runtime_enable(priv->device); -} - -static inline void c_can_pm_runtime_disable(const struct c_can_priv *priv) -{ - if (priv->device) - pm_runtime_disable(priv->device); -} - static inline void c_can_pm_runtime_get_sync(const struct c_can_priv *priv) { if (priv->device) @@ -1318,7 +1306,6 @@ static const struct net_device_ops c_can_netdev_ops = { int register_c_can_dev(struct net_device *dev) { - struct c_can_priv *priv = netdev_priv(dev); int err; /* Deactivate pins to prevent DRA7 DCAN IP from being @@ -1328,28 +1315,19 @@ int register_c_can_dev(struct net_device *dev) */ pinctrl_pm_select_sleep_state(dev->dev.parent); - c_can_pm_runtime_enable(priv); - dev->flags |= IFF_ECHO; /* we support local echo */ dev->netdev_ops = &c_can_netdev_ops; err = register_candev(dev); - if (err) - c_can_pm_runtime_disable(priv); - else + if (!err) devm_can_led_init(dev); - return err; } EXPORT_SYMBOL_GPL(register_c_can_dev); void unregister_c_can_dev(struct net_device *dev) { - struct c_can_priv *priv = netdev_priv(dev); - unregister_candev(dev); - - c_can_pm_runtime_disable(priv); } EXPORT_SYMBOL_GPL(unregister_c_can_dev); diff --git a/drivers/net/can/c_can/c_can_pci.c b/drivers/net/can/c_can/c_can_pci.c index 406b4847e5dc..7efb60b50876 100644 --- a/drivers/net/can/c_can/c_can_pci.c +++ b/drivers/net/can/c_can/c_can_pci.c @@ -239,12 +239,13 @@ static void c_can_pci_remove(struct pci_dev *pdev) { struct net_device *dev = pci_get_drvdata(pdev); struct c_can_priv *priv = netdev_priv(dev); + void __iomem *addr = priv->base; unregister_c_can_dev(dev); free_c_can_dev(dev); - pci_iounmap(pdev, priv->base); + pci_iounmap(pdev, addr); pci_disable_msi(pdev); pci_clear_master(pdev); pci_release_regions(pdev); diff --git a/drivers/net/can/c_can/c_can_platform.c b/drivers/net/can/c_can/c_can_platform.c index b5145a7f874c..f2b0408ce87d 100644 --- a/drivers/net/can/c_can/c_can_platform.c +++ b/drivers/net/can/c_can/c_can_platform.c @@ -29,6 +29,7 @@ #include <linux/list.h> #include <linux/io.h> #include <linux/platform_device.h> +#include <linux/pm_runtime.h> #include <linux/clk.h> #include <linux/of.h> #include <linux/of_device.h> @@ -385,6 +386,7 @@ static int c_can_plat_probe(struct platform_device *pdev) platform_set_drvdata(pdev, dev); SET_NETDEV_DEV(dev, &pdev->dev); + pm_runtime_enable(priv->device); ret = register_c_can_dev(dev); if (ret) { dev_err(&pdev->dev, "registering %s failed (err=%d)\n", @@ -397,6 +399,7 @@ static int c_can_plat_probe(struct platform_device *pdev) return 0; exit_free_device: + pm_runtime_disable(priv->device); free_c_can_dev(dev); exit: dev_err(&pdev->dev, "probe failed\n"); @@ -407,9 +410,10 @@ exit: static int c_can_plat_remove(struct platform_device *pdev) { struct net_device *dev = platform_get_drvdata(pdev); + struct c_can_priv *priv = netdev_priv(dev); unregister_c_can_dev(dev); - + pm_runtime_disable(priv->device); free_c_can_dev(dev); return 0; diff --git a/drivers/net/can/cc770/cc770_isa.c b/drivers/net/can/cc770/cc770_isa.c index fcd34698074f..9f2bc66572e4 100644 --- a/drivers/net/can/cc770/cc770_isa.c +++ b/drivers/net/can/cc770/cc770_isa.c @@ -272,22 +272,24 @@ static int cc770_isa_probe(struct platform_device *pdev) if (err) { dev_err(&pdev->dev, "couldn't register device (err=%d)\n", err); - goto exit_unmap; + goto exit_free; } dev_info(&pdev->dev, "device registered (reg_base=0x%p, irq=%d)\n", priv->reg_base, dev->irq); return 0; - exit_unmap: +exit_free: + free_cc770dev(dev); +exit_unmap: if (mem[idx]) iounmap(base); - exit_release: +exit_release: if (mem[idx]) release_mem_region(mem[idx], iosize); else release_region(port[idx], iosize); - exit: +exit: return err; } diff --git a/drivers/net/can/dev/Makefile b/drivers/net/can/dev/Makefile new file mode 100644 index 000000000000..cba92e6bcf6f --- /dev/null +++ b/drivers/net/can/dev/Makefile @@ -0,0 +1,7 @@ +# SPDX-License-Identifier: GPL-2.0 + +obj-$(CONFIG_CAN_DEV) += can-dev.o +can-dev-y += dev.o +can-dev-y += rx-offload.o + +can-dev-$(CONFIG_CAN_LEDS) += led.o diff --git a/drivers/net/can/dev.c b/drivers/net/can/dev/dev.c index 1545f2b299d0..3797d4de254d 100644 --- a/drivers/net/can/dev.c +++ b/drivers/net/can/dev/dev.c @@ -493,9 +493,13 @@ struct sk_buff *__can_get_echo_skb(struct net_device *dev, unsigned int idx, u8 */ struct sk_buff *skb = priv->echo_skb[idx]; struct canfd_frame *cf = (struct canfd_frame *)skb->data; - u8 len = cf->len; - *len_ptr = len; + /* get the real payload length for netdev statistics */ + if (cf->can_id & CAN_RTR_FLAG) + *len_ptr = 0; + else + *len_ptr = cf->len; + priv->echo_skb[idx] = NULL; return skb; @@ -520,7 +524,11 @@ unsigned int can_get_echo_skb(struct net_device *dev, unsigned int idx) if (!skb) return 0; - netif_rx(skb); + skb_get(skb); + if (netif_rx(skb) == NET_RX_SUCCESS) + dev_consume_skb_any(skb); + else + dev_kfree_skb_any(skb); return len; } @@ -555,7 +563,8 @@ static void can_restart(struct net_device *dev) struct can_frame *cf; int err; - BUG_ON(netif_carrier_ok(dev)); + if (netif_carrier_ok(dev)) + netdev_err(dev, "Attempt to restart for bus-off recovery, but carrier is OK?\n"); /* * No synchronization needed because the device is bus-off and @@ -571,21 +580,22 @@ static void can_restart(struct net_device *dev) } cf->can_id |= CAN_ERR_RESTARTED; - netif_rx(skb); - stats->rx_packets++; stats->rx_bytes += cf->can_dlc; + netif_rx_ni(skb); + restart: netdev_dbg(dev, "restarted\n"); priv->can_stats.restarts++; /* Now restart the device */ - err = priv->do_set_mode(dev, CAN_MODE_START); - netif_carrier_on(dev); - if (err) + err = priv->do_set_mode(dev, CAN_MODE_START); + if (err) { netdev_err(dev, "Error %d during restart", err); + netif_carrier_off(dev); + } } static void can_restart_work(struct work_struct *work) @@ -1134,7 +1144,7 @@ static int can_fill_info(struct sk_buff *skb, const struct net_device *dev) { struct can_priv *priv = netdev_priv(dev); struct can_ctrlmode cm = {.flags = priv->ctrlmode}; - struct can_berr_counter bec; + struct can_berr_counter bec = { }; enum can_state state = priv->state; if (priv->do_get_state) @@ -1227,6 +1237,7 @@ static void can_dellink(struct net_device *dev, struct list_head *head) static struct rtnl_link_ops can_link_ops __read_mostly = { .kind = "can", + .netns_refund = true, .maxtype = IFLA_CAN_MAX, .policy = can_policy, .setup = can_setup, diff --git a/drivers/net/can/rx-offload.c b/drivers/net/can/dev/rx-offload.c index 5f7e97d54733..5cf4171df1f4 100644 --- a/drivers/net/can/rx-offload.c +++ b/drivers/net/can/dev/rx-offload.c @@ -281,7 +281,7 @@ int can_rx_offload_queue_sorted(struct can_rx_offload *offload, if (skb_queue_len(&offload->skb_queue) > offload->skb_queue_len_max) { - kfree_skb(skb); + dev_kfree_skb_any(skb); return -ENOBUFS; } @@ -326,7 +326,7 @@ int can_rx_offload_queue_tail(struct can_rx_offload *offload, { if (skb_queue_len(&offload->skb_queue) > offload->skb_queue_len_max) { - kfree_skb(skb); + dev_kfree_skb_any(skb); return -ENOBUFS; } diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c index bfe13c6627be..d4dfa0247ebb 100644 --- a/drivers/net/can/flexcan.c +++ b/drivers/net/can/flexcan.c @@ -301,8 +301,7 @@ static const struct flexcan_devtype_data fsl_vf610_devtype_data = { static const struct flexcan_devtype_data fsl_ls1021a_r2_devtype_data = { .quirks = FLEXCAN_QUIRK_DISABLE_RXFG | FLEXCAN_QUIRK_ENABLE_EACEN_RRS | - FLEXCAN_QUIRK_DISABLE_MECR | FLEXCAN_QUIRK_BROKEN_PERR_STATE | - FLEXCAN_QUIRK_USE_OFF_TIMESTAMP, + FLEXCAN_QUIRK_BROKEN_PERR_STATE | FLEXCAN_QUIRK_USE_OFF_TIMESTAMP, }; static const struct can_bittiming_const flexcan_bittiming_const = { @@ -423,11 +422,17 @@ static int flexcan_chip_disable(struct flexcan_priv *priv) static int flexcan_chip_freeze(struct flexcan_priv *priv) { struct flexcan_regs __iomem *regs = priv->regs; - unsigned int timeout = 1000 * 1000 * 10 / priv->can.bittiming.bitrate; + unsigned int timeout; + u32 bitrate = priv->can.bittiming.bitrate; u32 reg; + if (bitrate) + timeout = 1000 * 1000 * 10 / bitrate; + else + timeout = FLEXCAN_TIMEOUT_US / 10; + reg = priv->read(®s->mcr); - reg |= FLEXCAN_MCR_HALT; + reg |= FLEXCAN_MCR_FRZ | FLEXCAN_MCR_HALT; priv->write(reg, ®s->mcr); while (timeout-- && !(priv->read(®s->mcr) & FLEXCAN_MCR_FRZ_ACK)) @@ -1091,18 +1096,23 @@ static int flexcan_chip_start(struct net_device *dev) return err; } -/* flexcan_chip_stop +/* __flexcan_chip_stop * - * this functions is entered with clocks enabled + * this function is entered with clocks enabled */ -static void flexcan_chip_stop(struct net_device *dev) +static int __flexcan_chip_stop(struct net_device *dev, bool disable_on_error) { struct flexcan_priv *priv = netdev_priv(dev); struct flexcan_regs __iomem *regs = priv->regs; + int err; /* freeze + disable module */ - flexcan_chip_freeze(priv); - flexcan_chip_disable(priv); + err = flexcan_chip_freeze(priv); + if (err && !disable_on_error) + return err; + err = flexcan_chip_disable(priv); + if (err && !disable_on_error) + goto out_chip_unfreeze; /* Disable all interrupts */ priv->write(0, ®s->imask2); @@ -1112,6 +1122,23 @@ static void flexcan_chip_stop(struct net_device *dev) flexcan_transceiver_disable(priv); priv->can.state = CAN_STATE_STOPPED; + + return 0; + + out_chip_unfreeze: + flexcan_chip_unfreeze(priv); + + return err; +} + +static inline int flexcan_chip_stop_disable_on_error(struct net_device *dev) +{ + return __flexcan_chip_stop(dev, true); +} + +static inline int flexcan_chip_stop(struct net_device *dev) +{ + return __flexcan_chip_stop(dev, false); } static int flexcan_open(struct net_device *dev) @@ -1165,7 +1192,7 @@ static int flexcan_close(struct net_device *dev) netif_stop_queue(dev); can_rx_offload_disable(&priv->offload); - flexcan_chip_stop(dev); + flexcan_chip_stop_disable_on_error(dev); free_irq(dev->irq, dev); clk_disable_unprepare(priv->clk_per); @@ -1231,10 +1258,14 @@ static int register_flexcandev(struct net_device *dev) if (err) goto out_chip_disable; - /* set freeze, halt and activate FIFO, restrict register access */ + /* set freeze, halt */ + err = flexcan_chip_freeze(priv); + if (err) + goto out_chip_disable; + + /* activate FIFO, restrict register access */ reg = priv->read(®s->mcr); - reg |= FLEXCAN_MCR_FRZ | FLEXCAN_MCR_HALT | - FLEXCAN_MCR_FEN | FLEXCAN_MCR_SUPV; + reg |= FLEXCAN_MCR_FEN | FLEXCAN_MCR_SUPV; priv->write(reg, ®s->mcr); /* Currently we only support newer versions of this core diff --git a/drivers/net/can/grcan.c b/drivers/net/can/grcan.c index 7eec1d9f86a0..5d1b7b9d316b 100644 --- a/drivers/net/can/grcan.c +++ b/drivers/net/can/grcan.c @@ -245,13 +245,14 @@ struct grcan_device_config { .rxsize = GRCAN_DEFAULT_BUFFER_SIZE, \ } -#define GRCAN_TXBUG_SAFE_GRLIB_VERSION 0x4100 +#define GRCAN_TXBUG_SAFE_GRLIB_VERSION 4100 #define GRLIB_VERSION_MASK 0xffff /* GRCAN private data structure */ struct grcan_priv { struct can_priv can; /* must be the first member */ struct net_device *dev; + struct device *ofdev_dev; struct napi_struct napi; struct grcan_registers __iomem *regs; /* ioremap'ed registers */ @@ -928,7 +929,7 @@ static void grcan_free_dma_buffers(struct net_device *dev) struct grcan_priv *priv = netdev_priv(dev); struct grcan_dma *dma = &priv->dma; - dma_free_coherent(&dev->dev, dma->base_size, dma->base_buf, + dma_free_coherent(priv->ofdev_dev, dma->base_size, dma->base_buf, dma->base_handle); memset(dma, 0, sizeof(*dma)); } @@ -953,7 +954,7 @@ static int grcan_allocate_dma_buffers(struct net_device *dev, /* Extra GRCAN_BUFFER_ALIGNMENT to allow for alignment */ dma->base_size = lsize + ssize + GRCAN_BUFFER_ALIGNMENT; - dma->base_buf = dma_alloc_coherent(&dev->dev, + dma->base_buf = dma_alloc_coherent(priv->ofdev_dev, dma->base_size, &dma->base_handle, GFP_KERNEL); @@ -1117,8 +1118,10 @@ static int grcan_close(struct net_device *dev) priv->closing = true; if (priv->need_txbug_workaround) { + spin_unlock_irqrestore(&priv->lock, flags); del_timer_sync(&priv->hang_timer); del_timer_sync(&priv->rr_timer); + spin_lock_irqsave(&priv->lock, flags); } netif_stop_queue(dev); grcan_stop_hardware(dev); @@ -1138,7 +1141,7 @@ static int grcan_close(struct net_device *dev) return 0; } -static int grcan_transmit_catch_up(struct net_device *dev, int budget) +static void grcan_transmit_catch_up(struct net_device *dev) { struct grcan_priv *priv = netdev_priv(dev); unsigned long flags; @@ -1146,7 +1149,7 @@ static int grcan_transmit_catch_up(struct net_device *dev, int budget) spin_lock_irqsave(&priv->lock, flags); - work_done = catch_up_echo_skb(dev, budget, true); + work_done = catch_up_echo_skb(dev, -1, true); if (work_done) { if (!priv->resetting && !priv->closing && !(priv->can.ctrlmode & CAN_CTRLMODE_LISTENONLY)) @@ -1160,8 +1163,6 @@ static int grcan_transmit_catch_up(struct net_device *dev, int budget) } spin_unlock_irqrestore(&priv->lock, flags); - - return work_done; } static int grcan_receive(struct net_device *dev, int budget) @@ -1243,19 +1244,13 @@ static int grcan_poll(struct napi_struct *napi, int budget) struct net_device *dev = priv->dev; struct grcan_registers __iomem *regs = priv->regs; unsigned long flags; - int tx_work_done, rx_work_done; - int rx_budget = budget / 2; - int tx_budget = budget - rx_budget; + int work_done; - /* Half of the budget for receiveing messages */ - rx_work_done = grcan_receive(dev, rx_budget); + work_done = grcan_receive(dev, budget); - /* Half of the budget for transmitting messages as that can trigger echo - * frames being received - */ - tx_work_done = grcan_transmit_catch_up(dev, tx_budget); + grcan_transmit_catch_up(dev); - if (rx_work_done < rx_budget && tx_work_done < tx_budget) { + if (work_done < budget) { napi_complete(napi); /* Guarantee no interference with a running reset that otherwise @@ -1272,7 +1267,7 @@ static int grcan_poll(struct napi_struct *napi, int budget) spin_unlock_irqrestore(&priv->lock, flags); } - return rx_work_done + tx_work_done; + return work_done; } /* Work tx bug by waiting while for the risky situation to clear. If that fails, @@ -1604,6 +1599,7 @@ static int grcan_setup_netdev(struct platform_device *ofdev, memcpy(&priv->config, &grcan_module_config, sizeof(struct grcan_device_config)); priv->dev = dev; + priv->ofdev_dev = &ofdev->dev; priv->regs = base; priv->can.bittiming_const = &grcan_bittiming_const; priv->can.do_set_bittiming = grcan_set_bittiming; @@ -1656,6 +1652,7 @@ exit_free_candev: static int grcan_probe(struct platform_device *ofdev) { struct device_node *np = ofdev->dev.of_node; + struct device_node *sysid_parent; struct resource *res; u32 sysid, ambafreq; int irq, err; @@ -1665,10 +1662,14 @@ static int grcan_probe(struct platform_device *ofdev) /* Compare GRLIB version number with the first that does not * have the tx bug (see start_xmit) */ - err = of_property_read_u32(np, "systemid", &sysid); - if (!err && ((sysid & GRLIB_VERSION_MASK) - >= GRCAN_TXBUG_SAFE_GRLIB_VERSION)) - txbug = false; + sysid_parent = of_find_node_by_path("/ambapp0"); + if (sysid_parent) { + err = of_property_read_u32(sysid_parent, "systemid", &sysid); + if (!err && ((sysid & GRLIB_VERSION_MASK) >= + GRCAN_TXBUG_SAFE_GRLIB_VERSION)) + txbug = false; + of_node_put(sysid_parent); + } err = of_property_read_u32(np, "freq", &ambafreq); if (err) { diff --git a/drivers/net/can/janz-ican3.c b/drivers/net/can/janz-ican3.c index 02042cb09bd2..0e939a4cd999 100644 --- a/drivers/net/can/janz-ican3.c +++ b/drivers/net/can/janz-ican3.c @@ -1455,7 +1455,7 @@ static int ican3_napi(struct napi_struct *napi, int budget) /* process all communication messages */ while (true) { - struct ican3_msg uninitialized_var(msg); + struct ican3_msg msg; ret = ican3_recv_msg(mod, &msg); if (ret) break; diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c index deb274a19ba0..4b88fabbdcba 100644 --- a/drivers/net/can/m_can/m_can.c +++ b/drivers/net/can/m_can/m_can.c @@ -233,15 +233,15 @@ enum m_can_mram_cfg { /* Interrupts for version 3.0.x */ #define IR_ERR_LEC_30X (IR_STE | IR_FOE | IR_ACKE | IR_BE | IR_CRCE) -#define IR_ERR_BUS_30X (IR_ERR_LEC_30X | IR_WDI | IR_ELO | IR_BEU | \ - IR_BEC | IR_TOO | IR_MRAF | IR_TSW | IR_TEFL | \ - IR_RF1L | IR_RF0L) +#define IR_ERR_BUS_30X (IR_ERR_LEC_30X | IR_WDI | IR_BEU | IR_BEC | \ + IR_TOO | IR_MRAF | IR_TSW | IR_TEFL | IR_RF1L | \ + IR_RF0L) #define IR_ERR_ALL_30X (IR_ERR_STATE | IR_ERR_BUS_30X) /* Interrupts for version >= 3.1.x */ #define IR_ERR_LEC_31X (IR_PED | IR_PEA) -#define IR_ERR_BUS_31X (IR_ERR_LEC_31X | IR_WDI | IR_ELO | IR_BEU | \ - IR_BEC | IR_TOO | IR_MRAF | IR_TSW | IR_TEFL | \ - IR_RF1L | IR_RF0L) +#define IR_ERR_BUS_31X (IR_ERR_LEC_31X | IR_WDI | IR_BEU | IR_BEC | \ + IR_TOO | IR_MRAF | IR_TSW | IR_TEFL | IR_RF1L | \ + IR_RF0L) #define IR_ERR_ALL_31X (IR_ERR_STATE | IR_ERR_BUS_31X) /* Interrupt Line Select (ILS) */ @@ -520,9 +520,6 @@ static int m_can_do_rx_poll(struct net_device *dev, int quota) } while ((rxfs & RXFS_FFL_MASK) && (quota > 0)) { - if (rxfs & RXFS_RFL) - netdev_warn(dev, "Rx FIFO 0 Message Lost\n"); - m_can_read_fifo(dev, rxfs); quota--; @@ -675,7 +672,7 @@ static int m_can_handle_state_change(struct net_device *dev, unsigned int ecr; switch (new_state) { - case CAN_STATE_ERROR_ACTIVE: + case CAN_STATE_ERROR_WARNING: /* error warning state */ priv->can.can_stats.error_warning++; priv->can.state = CAN_STATE_ERROR_WARNING; @@ -704,7 +701,7 @@ static int m_can_handle_state_change(struct net_device *dev, __m_can_get_berr_counter(dev, &bec); switch (new_state) { - case CAN_STATE_ERROR_ACTIVE: + case CAN_STATE_ERROR_WARNING: /* error warning state */ cf->can_id |= CAN_ERR_CRTL; cf->data[1] = (bec.txerr > bec.rxerr) ? @@ -772,8 +769,6 @@ static void m_can_handle_other_err(struct net_device *dev, u32 irqstatus) { if (irqstatus & IR_WDI) netdev_err(dev, "Message RAM Watchdog event due to missing READY\n"); - if (irqstatus & IR_ELO) - netdev_err(dev, "Error Logging Overflow\n"); if (irqstatus & IR_BEU) netdev_err(dev, "Bit Error Uncorrected\n"); if (irqstatus & IR_BEC) @@ -976,7 +971,7 @@ static const struct can_bittiming_const m_can_bittiming_const_31X = { .name = KBUILD_MODNAME, .tseg1_min = 2, /* Time segment 1 = prop_seg + phase_seg1 */ .tseg1_max = 256, - .tseg2_min = 1, /* Time segment 2 = phase_seg2 */ + .tseg2_min = 2, /* Time segment 2 = phase_seg2 */ .tseg2_max = 128, .sjw_max = 128, .brp_min = 1, @@ -1443,8 +1438,6 @@ static netdev_tx_t m_can_start_xmit(struct sk_buff *skb, M_CAN_FIFO_DATA(i / 4), *(u32 *)(cf->data + i)); - can_put_echo_skb(skb, dev, 0); - if (priv->can.ctrlmode & CAN_CTRLMODE_FD) { cccr = m_can_read(priv, M_CAN_CCCR); cccr &= ~(CCCR_CMR_MASK << CCCR_CMR_SHIFT); @@ -1461,6 +1454,9 @@ static netdev_tx_t m_can_start_xmit(struct sk_buff *skb, m_can_write(priv, M_CAN_CCCR, cccr); } m_can_write(priv, M_CAN_TXBTIE, 0x1); + + can_put_echo_skb(skb, dev, 0); + m_can_write(priv, M_CAN_TXBAR, 0x1); /* End of xmit function for version 3.0.x */ } else { diff --git a/drivers/net/can/mscan/mpc5xxx_can.c b/drivers/net/can/mscan/mpc5xxx_can.c index 2949a381a94d..21993ba7ae2a 100644 --- a/drivers/net/can/mscan/mpc5xxx_can.c +++ b/drivers/net/can/mscan/mpc5xxx_can.c @@ -336,14 +336,14 @@ static int mpc5xxx_can_probe(struct platform_device *ofdev) &mscan_clksrc); if (!priv->can.clock.freq) { dev_err(&ofdev->dev, "couldn't get MSCAN clock properties\n"); - goto exit_free_mscan; + goto exit_put_clock; } err = register_mscandev(dev, mscan_clksrc); if (err) { dev_err(&ofdev->dev, "registering %s failed (err=%d)\n", DRV_NAME, err); - goto exit_free_mscan; + goto exit_put_clock; } dev_info(&ofdev->dev, "MSCAN at 0x%p, irq %d, clock %d Hz\n", @@ -351,7 +351,9 @@ static int mpc5xxx_can_probe(struct platform_device *ofdev) return 0; -exit_free_mscan: +exit_put_clock: + if (data->put_clock) + data->put_clock(ofdev); free_candev(dev); exit_dispose_irq: irq_dispose_mapping(irq); diff --git a/drivers/net/can/pch_can.c b/drivers/net/can/pch_can.c index c1317889d3d8..25def028a1dc 100644 --- a/drivers/net/can/pch_can.c +++ b/drivers/net/can/pch_can.c @@ -500,6 +500,7 @@ static void pch_can_error(struct net_device *ndev, u32 status) if (!skb) return; + errc = ioread32(&priv->regs->errc); if (status & PCH_BUS_OFF) { pch_can_set_tx_all(priv, 0); pch_can_set_rx_all(priv, 0); @@ -507,9 +508,11 @@ static void pch_can_error(struct net_device *ndev, u32 status) cf->can_id |= CAN_ERR_BUSOFF; priv->can.can_stats.bus_off++; can_bus_off(ndev); + } else { + cf->data[6] = errc & PCH_TEC; + cf->data[7] = (errc & PCH_REC) >> 8; } - errc = ioread32(&priv->regs->errc); /* Warning interrupt. */ if (status & PCH_EWARN) { state = CAN_STATE_ERROR_WARNING; @@ -567,9 +570,6 @@ static void pch_can_error(struct net_device *ndev, u32 status) break; } - cf->data[6] = errc & PCH_TEC; - cf->data[7] = (errc & PCH_REC) >> 8; - priv->can.state = state; netif_receive_skb(skb); @@ -703,11 +703,11 @@ static int pch_can_rx_normal(struct net_device *ndev, u32 obj_num, int quota) cf->data[i + 1] = data_reg >> 8; } - netif_receive_skb(skb); rcv_pkts++; stats->rx_packets++; quota--; stats->rx_bytes += cf->can_dlc; + netif_receive_skb(skb); pch_fifo_thresh(priv, obj_num); obj_num++; diff --git a/drivers/net/can/peak_canfd/peak_canfd.c b/drivers/net/can/peak_canfd/peak_canfd.c index 5696d7e80751..2d73667ea259 100644 --- a/drivers/net/can/peak_canfd/peak_canfd.c +++ b/drivers/net/can/peak_canfd/peak_canfd.c @@ -256,8 +256,7 @@ static int pucan_handle_can_rx(struct peak_canfd_priv *priv, cf_len = get_can_dlc(pucan_msg_get_dlc(msg)); /* if this frame is an echo, */ - if ((rx_msg_flags & PUCAN_MSG_LOOPED_BACK) && - !(rx_msg_flags & PUCAN_MSG_SELF_RECEIVE)) { + if (rx_msg_flags & PUCAN_MSG_LOOPED_BACK) { unsigned long flags; spin_lock_irqsave(&priv->echo_lock, flags); @@ -271,7 +270,13 @@ static int pucan_handle_can_rx(struct peak_canfd_priv *priv, netif_wake_queue(priv->ndev); spin_unlock_irqrestore(&priv->echo_lock, flags); - return 0; + + /* if this frame is only an echo, stop here. Otherwise, + * continue to push this application self-received frame into + * its own rx queue. + */ + if (!(rx_msg_flags & PUCAN_MSG_SELF_RECEIVE)) + return 0; } /* otherwise, it should be pushed into rx fifo */ @@ -341,8 +346,8 @@ static int pucan_handle_status(struct peak_canfd_priv *priv, return err; } - /* start network queue (echo_skb array is empty) */ - netif_start_queue(ndev); + /* wake network queue up (echo_skb array is empty) */ + netif_wake_queue(ndev); return 0; } diff --git a/drivers/net/can/rcar/rcar_can.c b/drivers/net/can/rcar/rcar_can.c index 771a46083739..0156c18d5a2d 100644 --- a/drivers/net/can/rcar/rcar_can.c +++ b/drivers/net/can/rcar/rcar_can.c @@ -233,11 +233,8 @@ static void rcar_can_error(struct net_device *ndev) if (eifr & (RCAR_CAN_EIFR_EWIF | RCAR_CAN_EIFR_EPIF)) { txerr = readb(&priv->regs->tecr); rxerr = readb(&priv->regs->recr); - if (skb) { + if (skb) cf->can_id |= CAN_ERR_CRTL; - cf->data[6] = txerr; - cf->data[7] = rxerr; - } } if (eifr & RCAR_CAN_EIFR_BEIF) { int rx_errors = 0, tx_errors = 0; @@ -337,6 +334,9 @@ static void rcar_can_error(struct net_device *ndev) can_bus_off(ndev); if (skb) cf->can_id |= CAN_ERR_BUSOFF; + } else if (skb) { + cf->data[6] = txerr; + cf->data[7] = rxerr; } if (eifr & RCAR_CAN_EIFR_ORIF) { netdev_dbg(priv->ndev, "Receive overrun error interrupt\n"); @@ -857,10 +857,12 @@ static int __maybe_unused rcar_can_suspend(struct device *dev) struct rcar_can_priv *priv = netdev_priv(ndev); u16 ctlr; - if (netif_running(ndev)) { - netif_stop_queue(ndev); - netif_device_detach(ndev); - } + if (!netif_running(ndev)) + return 0; + + netif_stop_queue(ndev); + netif_device_detach(ndev); + ctlr = readw(&priv->regs->ctlr); ctlr |= RCAR_CAN_CTLR_CANM_HALT; writew(ctlr, &priv->regs->ctlr); @@ -879,6 +881,9 @@ static int __maybe_unused rcar_can_resume(struct device *dev) u16 ctlr; int err; + if (!netif_running(ndev)) + return 0; + err = clk_enable(priv->clk); if (err) { netdev_err(ndev, "clk_enable() failed, error %d\n", err); @@ -892,10 +897,9 @@ static int __maybe_unused rcar_can_resume(struct device *dev) writew(ctlr, &priv->regs->ctlr); priv->can.state = CAN_STATE_ERROR_ACTIVE; - if (netif_running(ndev)) { - netif_device_attach(ndev); - netif_start_queue(ndev); - } + netif_device_attach(ndev); + netif_start_queue(ndev); + return 0; } diff --git a/drivers/net/can/rcar/rcar_canfd.c b/drivers/net/can/rcar/rcar_canfd.c index 786d852a70d5..cb1388267fe0 100644 --- a/drivers/net/can/rcar/rcar_canfd.c +++ b/drivers/net/can/rcar/rcar_canfd.c @@ -1079,7 +1079,7 @@ static irqreturn_t rcar_canfd_global_interrupt(int irq, void *dev_id) struct rcar_canfd_global *gpriv = dev_id; struct net_device *ndev; struct rcar_canfd_channel *priv; - u32 sts, gerfl; + u32 sts, cc, gerfl; u32 ch, ridx; /* Global error interrupts still indicate a condition specific @@ -1097,7 +1097,9 @@ static irqreturn_t rcar_canfd_global_interrupt(int irq, void *dev_id) /* Handle Rx interrupts */ sts = rcar_canfd_read(priv->base, RCANFD_RFSTS(ridx)); - if (likely(sts & RCANFD_RFSTS_RFIF)) { + cc = rcar_canfd_read(priv->base, RCANFD_RFCC(ridx)); + if (likely(sts & RCANFD_RFSTS_RFIF && + cc & RCANFD_RFCC_RFIE)) { if (napi_schedule_prep(&priv->napi)) { /* Disable Rx FIFO interrupts */ rcar_canfd_clear_bit(priv->base, @@ -1602,15 +1604,15 @@ static int rcar_canfd_channel_probe(struct rcar_canfd_global *gpriv, u32 ch, netif_napi_add(ndev, &priv->napi, rcar_canfd_rx_poll, RCANFD_NAPI_WEIGHT); + spin_lock_init(&priv->tx_lock); + devm_can_led_init(ndev); + gpriv->ch[priv->channel] = priv; err = register_candev(ndev); if (err) { dev_err(&pdev->dev, "register_candev() failed, error %d\n", err); goto fail_candev; } - spin_lock_init(&priv->tx_lock); - devm_can_led_init(ndev); - gpriv->ch[priv->channel] = priv; dev_info(&pdev->dev, "device registered (channel %u)\n", priv->channel); return 0; diff --git a/drivers/net/can/sja1000/ems_pcmcia.c b/drivers/net/can/sja1000/ems_pcmcia.c index 381de998d2f1..fef5c59c0f4c 100644 --- a/drivers/net/can/sja1000/ems_pcmcia.c +++ b/drivers/net/can/sja1000/ems_pcmcia.c @@ -243,7 +243,12 @@ static int ems_pcmcia_add_card(struct pcmcia_device *pdev, unsigned long base) free_sja1000dev(dev); } - err = request_irq(dev->irq, &ems_pcmcia_interrupt, IRQF_SHARED, + if (!card->channels) { + err = -ENODEV; + goto failure_cleanup; + } + + err = request_irq(pdev->irq, &ems_pcmcia_interrupt, IRQF_SHARED, DRV_NAME, card); if (!err) return 0; diff --git a/drivers/net/can/sja1000/peak_pci.c b/drivers/net/can/sja1000/peak_pci.c index a97b81d1d0da..e989841b411f 100644 --- a/drivers/net/can/sja1000/peak_pci.c +++ b/drivers/net/can/sja1000/peak_pci.c @@ -739,16 +739,15 @@ static void peak_pci_remove(struct pci_dev *pdev) struct net_device *prev_dev = chan->prev_dev; dev_info(&pdev->dev, "removing device %s\n", dev->name); + /* do that only for first channel */ + if (!prev_dev && chan->pciec_card) + peak_pciec_remove(chan->pciec_card); unregister_sja1000dev(dev); free_sja1000dev(dev); dev = prev_dev; - if (!dev) { - /* do that only for first channel */ - if (chan->pciec_card) - peak_pciec_remove(chan->pciec_card); + if (!dev) break; - } priv = netdev_priv(dev); chan = priv->priv; } diff --git a/drivers/net/can/sja1000/sja1000.c b/drivers/net/can/sja1000/sja1000.c index 9f107798f904..e7327ceabb76 100644 --- a/drivers/net/can/sja1000/sja1000.c +++ b/drivers/net/can/sja1000/sja1000.c @@ -405,9 +405,6 @@ static int sja1000_err(struct net_device *dev, uint8_t isrc, uint8_t status) txerr = priv->read_reg(priv, SJA1000_TXERR); rxerr = priv->read_reg(priv, SJA1000_RXERR); - cf->data[6] = txerr; - cf->data[7] = rxerr; - if (isrc & IRQ_DOI) { /* data overrun interrupt */ netdev_dbg(dev, "data overrun interrupt\n"); @@ -429,6 +426,10 @@ static int sja1000_err(struct net_device *dev, uint8_t isrc, uint8_t status) else state = CAN_STATE_ERROR_ACTIVE; } + if (state != CAN_STATE_BUS_OFF) { + cf->data[6] = txerr; + cf->data[7] = rxerr; + } if (isrc & IRQ_BEI) { /* bus error interrupt */ priv->can.can_stats.bus_error++; diff --git a/drivers/net/can/sja1000/sja1000_isa.c b/drivers/net/can/sja1000/sja1000_isa.c index 1a2ae6ce8d87..b11f3431fd85 100644 --- a/drivers/net/can/sja1000/sja1000_isa.c +++ b/drivers/net/can/sja1000/sja1000_isa.c @@ -213,22 +213,24 @@ static int sja1000_isa_probe(struct platform_device *pdev) if (err) { dev_err(&pdev->dev, "registering %s failed (err=%d)\n", DRV_NAME, err); - goto exit_unmap; + goto exit_free; } dev_info(&pdev->dev, "%s device registered (reg_base=0x%p, irq=%d)\n", DRV_NAME, priv->reg_base, dev->irq); return 0; - exit_unmap: +exit_free: + free_sja1000dev(dev); +exit_unmap: if (mem[idx]) iounmap(base); - exit_release: +exit_release: if (mem[idx]) release_mem_region(mem[idx], iosize); else release_region(port[idx], iosize); - exit: +exit: return err; } diff --git a/drivers/net/can/softing/softing_cs.c b/drivers/net/can/softing/softing_cs.c index 4d4492884e0b..efe7d576afa5 100644 --- a/drivers/net/can/softing/softing_cs.c +++ b/drivers/net/can/softing/softing_cs.c @@ -304,7 +304,7 @@ static int softingcs_probe(struct pcmcia_device *pcmcia) return 0; platform_failed: - kfree(dev); + platform_device_put(pdev); mem_failed: pcmcia_bad: pcmcia_failed: diff --git a/drivers/net/can/softing/softing_fw.c b/drivers/net/can/softing/softing_fw.c index aac58ce6e371..209eddeb822e 100644 --- a/drivers/net/can/softing/softing_fw.c +++ b/drivers/net/can/softing/softing_fw.c @@ -576,18 +576,19 @@ int softing_startstop(struct net_device *dev, int up) if (ret < 0) goto failed; } - /* enable_error_frame */ - /* + + /* enable_error_frame + * * Error reporting is switched off at the moment since * the receiving of them is not yet 100% verified * This should be enabled sooner or later - * - if (error_reporting) { + */ + if (0 && error_reporting) { ret = softing_fct_cmd(card, 51, "enable_error_frame"); if (ret < 0) goto failed; } - */ + /* initialize interface */ iowrite16(1, &card->dpram[DPRAM_FCT_PARAM + 2]); iowrite16(1, &card->dpram[DPRAM_FCT_PARAM + 4]); diff --git a/drivers/net/can/softing/softing_main.c b/drivers/net/can/softing/softing_main.c index e22696190583..bed5ffa75b27 100644 --- a/drivers/net/can/softing/softing_main.c +++ b/drivers/net/can/softing/softing_main.c @@ -393,8 +393,13 @@ static int softing_netdev_open(struct net_device *ndev) /* check or determine and set bittime */ ret = open_candev(ndev); - if (!ret) - ret = softing_startstop(ndev, 1); + if (ret) + return ret; + + ret = softing_startstop(ndev, 1); + if (ret < 0) + close_candev(ndev); + return ret; } diff --git a/drivers/net/can/spi/hi311x.c b/drivers/net/can/spi/hi311x.c index ddaf46239e39..5f730f791c27 100644 --- a/drivers/net/can/spi/hi311x.c +++ b/drivers/net/can/spi/hi311x.c @@ -236,7 +236,7 @@ static int hi3110_spi_trans(struct spi_device *spi, int len) return ret; } -static u8 hi3110_cmd(struct spi_device *spi, u8 command) +static int hi3110_cmd(struct spi_device *spi, u8 command) { struct hi3110_priv *priv = spi_get_drvdata(spi); @@ -688,8 +688,6 @@ static irqreturn_t hi3110_can_ist(int irq, void *dev_id) txerr = hi3110_read(spi, HI3110_READ_TEC); rxerr = hi3110_read(spi, HI3110_READ_REC); - cf->data[6] = txerr; - cf->data[7] = rxerr; tx_state = txerr >= rxerr ? new_state : 0; rx_state = txerr <= rxerr ? new_state : 0; can_change_state(net, cf, tx_state, rx_state); @@ -702,6 +700,9 @@ static irqreturn_t hi3110_can_ist(int irq, void *dev_id) hi3110_hw_sleep(spi); break; } + } else { + cf->data[6] = txerr; + cf->data[7] = rxerr; } } diff --git a/drivers/net/can/sun4i_can.c b/drivers/net/can/sun4i_can.c index 093fc9a529f0..bebdd133d9ed 100644 --- a/drivers/net/can/sun4i_can.c +++ b/drivers/net/can/sun4i_can.c @@ -525,11 +525,6 @@ static int sun4i_can_err(struct net_device *dev, u8 isrc, u8 status) rxerr = (errc >> 16) & 0xFF; txerr = errc & 0xFF; - if (skb) { - cf->data[6] = txerr; - cf->data[7] = rxerr; - } - if (isrc & SUN4I_INT_DATA_OR) { /* data overrun interrupt */ netdev_dbg(dev, "data overrun interrupt\n"); @@ -560,6 +555,10 @@ static int sun4i_can_err(struct net_device *dev, u8 isrc, u8 status) else state = CAN_STATE_ERROR_ACTIVE; } + if (skb && state != CAN_STATE_BUS_OFF) { + cf->data[6] = txerr; + cf->data[7] = rxerr; + } if (isrc & SUN4I_INT_BUS_ERR) { /* bus error interrupt */ netdev_dbg(dev, "bus error interrupt\n"); diff --git a/drivers/net/can/ti_hecc.c b/drivers/net/can/ti_hecc.c index db6ea936dc3f..81a3fdd5e010 100644 --- a/drivers/net/can/ti_hecc.c +++ b/drivers/net/can/ti_hecc.c @@ -903,7 +903,8 @@ static int ti_hecc_probe(struct platform_device *pdev) priv->base = devm_ioremap_resource(&pdev->dev, res); if (IS_ERR(priv->base)) { dev_err(&pdev->dev, "hecc ioremap failed\n"); - return PTR_ERR(priv->base); + err = PTR_ERR(priv->base); + goto probe_exit_candev; } /* handle hecc-ram memory */ @@ -916,7 +917,8 @@ static int ti_hecc_probe(struct platform_device *pdev) priv->hecc_ram = devm_ioremap_resource(&pdev->dev, res); if (IS_ERR(priv->hecc_ram)) { dev_err(&pdev->dev, "hecc-ram ioremap failed\n"); - return PTR_ERR(priv->hecc_ram); + err = PTR_ERR(priv->hecc_ram); + goto probe_exit_candev; } /* handle mbx memory */ @@ -929,13 +931,14 @@ static int ti_hecc_probe(struct platform_device *pdev) priv->mbx = devm_ioremap_resource(&pdev->dev, res); if (IS_ERR(priv->mbx)) { dev_err(&pdev->dev, "mbx ioremap failed\n"); - return PTR_ERR(priv->mbx); + err = PTR_ERR(priv->mbx); + goto probe_exit_candev; } irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0); if (!irq) { dev_err(&pdev->dev, "No irq resource\n"); - goto probe_exit; + goto probe_exit_candev; } priv->ndev = ndev; @@ -988,7 +991,7 @@ probe_exit_clk: clk_put(priv->clk); probe_exit_candev: free_candev(ndev); -probe_exit: + return err; } diff --git a/drivers/net/can/usb/ems_usb.c b/drivers/net/can/usb/ems_usb.c index b7dfd4109d24..23eba9bab715 100644 --- a/drivers/net/can/usb/ems_usb.c +++ b/drivers/net/can/usb/ems_usb.c @@ -206,7 +206,7 @@ struct __packed ems_cpc_msg { __le32 ts_sec; /* timestamp in seconds */ __le32 ts_nsec; /* timestamp in nano seconds */ - union { + union __packed { u8 generic[64]; struct cpc_can_msg can_msg; struct cpc_can_params can_params; @@ -267,6 +267,8 @@ struct ems_usb { unsigned int free_slots; /* remember number of available slots */ struct ems_cpc_msg active_params; /* active controller parameters */ + void *rxbuf[MAX_RX_URBS]; + dma_addr_t rxbuf_dma[MAX_RX_URBS]; }; static void ems_usb_read_interrupt_callback(struct urb *urb) @@ -599,6 +601,7 @@ static int ems_usb_start(struct ems_usb *dev) for (i = 0; i < MAX_RX_URBS; i++) { struct urb *urb = NULL; u8 *buf = NULL; + dma_addr_t buf_dma; /* create a URB, and a buffer for it */ urb = usb_alloc_urb(0, GFP_KERNEL); @@ -608,7 +611,7 @@ static int ems_usb_start(struct ems_usb *dev) } buf = usb_alloc_coherent(dev->udev, RX_BUFFER_SIZE, GFP_KERNEL, - &urb->transfer_dma); + &buf_dma); if (!buf) { netdev_err(netdev, "No memory left for USB buffer\n"); usb_free_urb(urb); @@ -616,6 +619,8 @@ static int ems_usb_start(struct ems_usb *dev) break; } + urb->transfer_dma = buf_dma; + usb_fill_bulk_urb(urb, dev->udev, usb_rcvbulkpipe(dev->udev, 2), buf, RX_BUFFER_SIZE, ems_usb_read_bulk_callback, dev); @@ -631,6 +636,9 @@ static int ems_usb_start(struct ems_usb *dev) break; } + dev->rxbuf[i] = buf; + dev->rxbuf_dma[i] = buf_dma; + /* Drop reference, USB core will take care of freeing it */ usb_free_urb(urb); } @@ -696,6 +704,10 @@ static void unlink_all_urbs(struct ems_usb *dev) usb_kill_anchored_urbs(&dev->rx_submitted); + for (i = 0; i < MAX_RX_URBS; ++i) + usb_free_coherent(dev->udev, RX_BUFFER_SIZE, + dev->rxbuf[i], dev->rxbuf_dma[i]); + usb_kill_anchored_urbs(&dev->tx_submitted); atomic_set(&dev->active_tx_urbs, 0); @@ -823,7 +835,6 @@ static netdev_tx_t ems_usb_start_xmit(struct sk_buff *skb, struct net_device *ne usb_unanchor_urb(urb); usb_free_coherent(dev->udev, size, buf, urb->transfer_dma); - dev_kfree_skb(skb); atomic_dec(&dev->active_tx_urbs); @@ -1065,7 +1076,6 @@ static void ems_usb_disconnect(struct usb_interface *intf) if (dev) { unregister_netdev(dev->netdev); - free_candev(dev->netdev); unlink_all_urbs(dev); @@ -1073,6 +1083,8 @@ static void ems_usb_disconnect(struct usb_interface *intf) kfree(dev->intr_in_buffer); kfree(dev->tx_msg_buffer); + + free_candev(dev->netdev); } } diff --git a/drivers/net/can/usb/esd_usb2.c b/drivers/net/can/usb/esd_usb2.c index 5820fd5b69b5..d46599871919 100644 --- a/drivers/net/can/usb/esd_usb2.c +++ b/drivers/net/can/usb/esd_usb2.c @@ -207,6 +207,8 @@ struct esd_usb2 { int net_count; u32 version; int rxinitdone; + void *rxbuf[MAX_RX_URBS]; + dma_addr_t rxbuf_dma[MAX_RX_URBS]; }; struct esd_usb2_net_priv { @@ -234,8 +236,12 @@ static void esd_usb2_rx_event(struct esd_usb2_net_priv *priv, if (id == ESD_EV_CAN_ERROR_EXT) { u8 state = msg->msg.rx.data[0]; u8 ecc = msg->msg.rx.data[1]; - u8 txerr = msg->msg.rx.data[2]; - u8 rxerr = msg->msg.rx.data[3]; + u8 rxerr = msg->msg.rx.data[2]; + u8 txerr = msg->msg.rx.data[3]; + + netdev_dbg(priv->netdev, + "CAN_ERR_EV_EXT: dlc=%#02x state=%02x ecc=%02x rec=%02x tec=%02x\n", + msg->msg.rx.dlc, state, ecc, rxerr, txerr); skb = alloc_can_err_skb(priv->netdev, &cf); if (skb == NULL) { @@ -263,6 +269,8 @@ static void esd_usb2_rx_event(struct esd_usb2_net_priv *priv, break; default: priv->can.state = CAN_STATE_ERROR_ACTIVE; + txerr = 0; + rxerr = 0; break; } } else { @@ -282,7 +290,6 @@ static void esd_usb2_rx_event(struct esd_usb2_net_priv *priv, cf->data[2] |= CAN_ERR_PROT_STUFF; break; default: - cf->data[3] = ecc & SJA1000_ECC_SEG; break; } @@ -290,6 +297,9 @@ static void esd_usb2_rx_event(struct esd_usb2_net_priv *priv, if (!(ecc & SJA1000_ECC_DIR)) cf->data[2] |= CAN_ERR_PROT_TX; + /* Bit stream position in CAN frame as the error was detected */ + cf->data[3] = ecc & SJA1000_ECC_SEG; + if (priv->can.state == CAN_STATE_ERROR_WARNING || priv->can.state == CAN_STATE_ERROR_PASSIVE) { cf->data[1] = (txerr > rxerr) ? @@ -556,6 +566,7 @@ static int esd_usb2_setup_rx_urbs(struct esd_usb2 *dev) for (i = 0; i < MAX_RX_URBS; i++) { struct urb *urb = NULL; u8 *buf = NULL; + dma_addr_t buf_dma; /* create a URB, and a buffer for it */ urb = usb_alloc_urb(0, GFP_KERNEL); @@ -565,7 +576,7 @@ static int esd_usb2_setup_rx_urbs(struct esd_usb2 *dev) } buf = usb_alloc_coherent(dev->udev, RX_BUFFER_SIZE, GFP_KERNEL, - &urb->transfer_dma); + &buf_dma); if (!buf) { dev_warn(dev->udev->dev.parent, "No memory left for USB buffer\n"); @@ -573,6 +584,8 @@ static int esd_usb2_setup_rx_urbs(struct esd_usb2 *dev) goto freeurb; } + urb->transfer_dma = buf_dma; + usb_fill_bulk_urb(urb, dev->udev, usb_rcvbulkpipe(dev->udev, 1), buf, RX_BUFFER_SIZE, @@ -585,8 +598,12 @@ static int esd_usb2_setup_rx_urbs(struct esd_usb2 *dev) usb_unanchor_urb(urb); usb_free_coherent(dev->udev, RX_BUFFER_SIZE, buf, urb->transfer_dma); + goto freeurb; } + dev->rxbuf[i] = buf; + dev->rxbuf_dma[i] = buf_dma; + freeurb: /* Drop reference, USB core will take care of freeing it */ usb_free_urb(urb); @@ -674,6 +691,11 @@ static void unlink_all_urbs(struct esd_usb2 *dev) int i, j; usb_kill_anchored_urbs(&dev->rx_submitted); + + for (i = 0; i < MAX_RX_URBS; ++i) + usb_free_coherent(dev->udev, RX_BUFFER_SIZE, + dev->rxbuf[i], dev->rxbuf_dma[i]); + for (i = 0; i < dev->net_count; i++) { priv = dev->nets[i]; if (priv) { diff --git a/drivers/net/can/usb/gs_usb.c b/drivers/net/can/usb/gs_usb.c index cc2e224661b3..fd80af775ec7 100644 --- a/drivers/net/can/usb/gs_usb.c +++ b/drivers/net/can/usb/gs_usb.c @@ -71,21 +71,27 @@ enum gs_can_identify_mode { }; /* data types passed between host and device */ + +/* The firmware on the original USB2CAN by Geschwister Schneider + * Technologie Entwicklungs- und Vertriebs UG exchanges all data + * between the host and the device in host byte order. This is done + * with the struct gs_host_config::byte_order member, which is sent + * first to indicate the desired byte order. + * + * The widely used open source firmware candleLight doesn't support + * this feature and exchanges the data in little endian byte order. + */ struct gs_host_config { - u32 byte_order; + __le32 byte_order; } __packed; -/* All data exchanged between host and device is exchanged in host byte order, - * thanks to the struct gs_host_config byte_order member, which is sent first - * to indicate the desired byte order. - */ struct gs_device_config { u8 reserved1; u8 reserved2; u8 reserved3; u8 icount; - u32 sw_version; - u32 hw_version; + __le32 sw_version; + __le32 hw_version; } __packed; #define GS_CAN_MODE_NORMAL 0 @@ -95,26 +101,26 @@ struct gs_device_config { #define GS_CAN_MODE_ONE_SHOT BIT(3) struct gs_device_mode { - u32 mode; - u32 flags; + __le32 mode; + __le32 flags; } __packed; struct gs_device_state { - u32 state; - u32 rxerr; - u32 txerr; + __le32 state; + __le32 rxerr; + __le32 txerr; } __packed; struct gs_device_bittiming { - u32 prop_seg; - u32 phase_seg1; - u32 phase_seg2; - u32 sjw; - u32 brp; + __le32 prop_seg; + __le32 phase_seg1; + __le32 phase_seg2; + __le32 sjw; + __le32 brp; } __packed; struct gs_identify_mode { - u32 mode; + __le32 mode; } __packed; #define GS_CAN_FEATURE_LISTEN_ONLY BIT(0) @@ -125,23 +131,23 @@ struct gs_identify_mode { #define GS_CAN_FEATURE_IDENTIFY BIT(5) struct gs_device_bt_const { - u32 feature; - u32 fclk_can; - u32 tseg1_min; - u32 tseg1_max; - u32 tseg2_min; - u32 tseg2_max; - u32 sjw_max; - u32 brp_min; - u32 brp_max; - u32 brp_inc; + __le32 feature; + __le32 fclk_can; + __le32 tseg1_min; + __le32 tseg1_max; + __le32 tseg2_min; + __le32 tseg2_max; + __le32 sjw_max; + __le32 brp_min; + __le32 brp_max; + __le32 brp_inc; } __packed; #define GS_CAN_FLAG_OVERFLOW 1 struct gs_host_frame { u32 echo_id; - u32 can_id; + __le32 can_id; u8 can_dlc; u8 channel; @@ -186,14 +192,16 @@ struct gs_can { struct usb_anchor tx_submitted; atomic_t active_tx_urbs; + void *rxbuf[GS_MAX_RX_URBS]; + dma_addr_t rxbuf_dma[GS_MAX_RX_URBS]; }; /* usb interface struct */ struct gs_usb { struct gs_can *canch[GS_MAX_INTF]; struct usb_anchor rx_submitted; - atomic_t active_channels; struct usb_device *udev; + u8 active_channels; }; /* 'allocate' a tx context. @@ -322,7 +330,7 @@ static void gs_usb_receive_bulk_callback(struct urb *urb) /* device reports out of range channel id */ if (hf->channel >= GS_MAX_INTF) - goto resubmit_urb; + goto device_detach; dev = usbcan->canch[hf->channel]; @@ -337,13 +345,13 @@ static void gs_usb_receive_bulk_callback(struct urb *urb) if (!skb) return; - cf->can_id = hf->can_id; + cf->can_id = le32_to_cpu(hf->can_id); cf->can_dlc = get_can_dlc(hf->can_dlc); memcpy(cf->data, hf->data, 8); /* ERROR frames tell us information about the controller */ - if (hf->can_id & CAN_ERR_FLAG) + if (le32_to_cpu(hf->can_id) & CAN_ERR_FLAG) gs_update_state(dev, cf); netdev->stats.rx_packets++; @@ -381,6 +389,9 @@ static void gs_usb_receive_bulk_callback(struct urb *urb) } if (hf->flags & GS_CAN_FLAG_OVERFLOW) { + stats->rx_over_errors++; + stats->rx_errors++; + skb = alloc_can_err_skb(netdev, &cf); if (!skb) goto resubmit_urb; @@ -388,8 +399,6 @@ static void gs_usb_receive_bulk_callback(struct urb *urb) cf->can_id |= CAN_ERR_CRTL; cf->can_dlc = CAN_ERR_DLC; cf->data[1] = CAN_ERR_CRTL_RX_OVERFLOW; - stats->rx_over_errors++; - stats->rx_errors++; netif_rx(skb); } @@ -407,6 +416,7 @@ static void gs_usb_receive_bulk_callback(struct urb *urb) /* USB failure take down all interfaces */ if (rc == -ENODEV) { + device_detach: for (rc = 0; rc < GS_MAX_INTF; rc++) { if (usbcan->canch[rc]) netif_device_detach(usbcan->canch[rc]->netdev); @@ -426,11 +436,11 @@ static int gs_usb_set_bittiming(struct net_device *netdev) if (!dbt) return -ENOMEM; - dbt->prop_seg = bt->prop_seg; - dbt->phase_seg1 = bt->phase_seg1; - dbt->phase_seg2 = bt->phase_seg2; - dbt->sjw = bt->sjw; - dbt->brp = bt->brp; + dbt->prop_seg = cpu_to_le32(bt->prop_seg); + dbt->phase_seg1 = cpu_to_le32(bt->phase_seg1); + dbt->phase_seg2 = cpu_to_le32(bt->phase_seg2); + dbt->sjw = cpu_to_le32(bt->sjw); + dbt->brp = cpu_to_le32(bt->brp); /* request bit timings */ rc = usb_control_msg(interface_to_usbdev(intf), @@ -508,10 +518,12 @@ static netdev_tx_t gs_can_start_xmit(struct sk_buff *skb, hf->echo_id = idx; hf->channel = dev->channel; + hf->flags = 0; + hf->reserved = 0; cf = (struct can_frame *)skb->data; - hf->can_id = cf->can_id; + hf->can_id = cpu_to_le32(cf->can_id); hf->can_dlc = cf->can_dlc; memcpy(hf->data, cf->data, cf->can_dlc); @@ -581,15 +593,17 @@ static int gs_can_open(struct net_device *netdev) int rc, i; struct gs_device_mode *dm; u32 ctrlmode; + u32 flags = 0; rc = open_candev(netdev); if (rc) return rc; - if (atomic_add_return(1, &parent->active_channels) == 1) { + if (!parent->active_channels) { for (i = 0; i < GS_MAX_RX_URBS; i++) { struct urb *urb; u8 *buf; + dma_addr_t buf_dma; /* alloc rx urb */ urb = usb_alloc_urb(0, GFP_KERNEL); @@ -600,7 +614,7 @@ static int gs_can_open(struct net_device *netdev) buf = usb_alloc_coherent(dev->udev, sizeof(struct gs_host_frame), GFP_KERNEL, - &urb->transfer_dma); + &buf_dma); if (!buf) { netdev_err(netdev, "No memory left for USB buffer\n"); @@ -608,6 +622,8 @@ static int gs_can_open(struct net_device *netdev) return -ENOMEM; } + urb->transfer_dma = buf_dma; + /* fill, anchor, and submit rx urb */ usb_fill_bulk_urb(urb, dev->udev, @@ -631,10 +647,17 @@ static int gs_can_open(struct net_device *netdev) rc); usb_unanchor_urb(urb); + usb_free_coherent(dev->udev, + sizeof(struct gs_host_frame), + buf, + buf_dma); usb_free_urb(urb); break; } + dev->rxbuf[i] = buf; + dev->rxbuf_dma[i] = buf_dma; + /* Drop reference, * USB core will take care of freeing it */ @@ -648,24 +671,25 @@ static int gs_can_open(struct net_device *netdev) /* flags */ ctrlmode = dev->can.ctrlmode; - dm->flags = 0; if (ctrlmode & CAN_CTRLMODE_LOOPBACK) - dm->flags |= GS_CAN_MODE_LOOP_BACK; + flags |= GS_CAN_MODE_LOOP_BACK; else if (ctrlmode & CAN_CTRLMODE_LISTENONLY) - dm->flags |= GS_CAN_MODE_LISTEN_ONLY; + flags |= GS_CAN_MODE_LISTEN_ONLY; /* Controller is not allowed to retry TX * this mode is unavailable on atmels uc3c hardware */ if (ctrlmode & CAN_CTRLMODE_ONE_SHOT) - dm->flags |= GS_CAN_MODE_ONE_SHOT; + flags |= GS_CAN_MODE_ONE_SHOT; if (ctrlmode & CAN_CTRLMODE_3_SAMPLES) - dm->flags |= GS_CAN_MODE_TRIPLE_SAMPLE; + flags |= GS_CAN_MODE_TRIPLE_SAMPLE; /* finally start device */ - dm->mode = GS_CAN_MODE_START; + dev->can.state = CAN_STATE_ERROR_ACTIVE; + dm->mode = cpu_to_le32(GS_CAN_MODE_START); + dm->flags = cpu_to_le32(flags); rc = usb_control_msg(interface_to_usbdev(dev->iface), usb_sndctrlpipe(interface_to_usbdev(dev->iface), 0), GS_USB_BREQ_MODE, @@ -680,13 +704,13 @@ static int gs_can_open(struct net_device *netdev) if (rc < 0) { netdev_err(netdev, "Couldn't start device (err=%d)\n", rc); kfree(dm); + dev->can.state = CAN_STATE_STOPPED; return rc; } kfree(dm); - dev->can.state = CAN_STATE_ERROR_ACTIVE; - + parent->active_channels++; if (!(dev->can.ctrlmode & CAN_CTRLMODE_LISTENONLY)) netif_start_queue(netdev); @@ -698,17 +722,27 @@ static int gs_can_close(struct net_device *netdev) int rc; struct gs_can *dev = netdev_priv(netdev); struct gs_usb *parent = dev->parent; + unsigned int i; netif_stop_queue(netdev); /* Stop polling */ - if (atomic_dec_and_test(&parent->active_channels)) + parent->active_channels--; + if (!parent->active_channels) { usb_kill_anchored_urbs(&parent->rx_submitted); + for (i = 0; i < GS_MAX_RX_URBS; i++) + usb_free_coherent(dev->udev, + sizeof(struct gs_host_frame), + dev->rxbuf[i], + dev->rxbuf_dma[i]); + } /* Stop sending URBs */ usb_kill_anchored_urbs(&dev->tx_submitted); atomic_set(&dev->active_tx_urbs, 0); + dev->can.state = CAN_STATE_STOPPED; + /* reset the device */ rc = gs_cmd_reset(dev); if (rc < 0) @@ -745,9 +779,9 @@ static int gs_usb_set_identify(struct net_device *netdev, bool do_identify) return -ENOMEM; if (do_identify) - imode->mode = GS_CAN_IDENTIFY_ON; + imode->mode = cpu_to_le32(GS_CAN_IDENTIFY_ON); else - imode->mode = GS_CAN_IDENTIFY_OFF; + imode->mode = cpu_to_le32(GS_CAN_IDENTIFY_OFF); rc = usb_control_msg(interface_to_usbdev(dev->iface), usb_sndctrlpipe(interface_to_usbdev(dev->iface), @@ -798,6 +832,7 @@ static struct gs_can *gs_make_candev(unsigned int channel, struct net_device *netdev; int rc; struct gs_device_bt_const *bt_const; + u32 feature; bt_const = kmalloc(sizeof(*bt_const), GFP_KERNEL); if (!bt_const) @@ -838,14 +873,14 @@ static struct gs_can *gs_make_candev(unsigned int channel, /* dev settup */ strcpy(dev->bt_const.name, "gs_usb"); - dev->bt_const.tseg1_min = bt_const->tseg1_min; - dev->bt_const.tseg1_max = bt_const->tseg1_max; - dev->bt_const.tseg2_min = bt_const->tseg2_min; - dev->bt_const.tseg2_max = bt_const->tseg2_max; - dev->bt_const.sjw_max = bt_const->sjw_max; - dev->bt_const.brp_min = bt_const->brp_min; - dev->bt_const.brp_max = bt_const->brp_max; - dev->bt_const.brp_inc = bt_const->brp_inc; + dev->bt_const.tseg1_min = le32_to_cpu(bt_const->tseg1_min); + dev->bt_const.tseg1_max = le32_to_cpu(bt_const->tseg1_max); + dev->bt_const.tseg2_min = le32_to_cpu(bt_const->tseg2_min); + dev->bt_const.tseg2_max = le32_to_cpu(bt_const->tseg2_max); + dev->bt_const.sjw_max = le32_to_cpu(bt_const->sjw_max); + dev->bt_const.brp_min = le32_to_cpu(bt_const->brp_min); + dev->bt_const.brp_max = le32_to_cpu(bt_const->brp_max); + dev->bt_const.brp_inc = le32_to_cpu(bt_const->brp_inc); dev->udev = interface_to_usbdev(intf); dev->iface = intf; @@ -862,28 +897,29 @@ static struct gs_can *gs_make_candev(unsigned int channel, /* can settup */ dev->can.state = CAN_STATE_STOPPED; - dev->can.clock.freq = bt_const->fclk_can; + dev->can.clock.freq = le32_to_cpu(bt_const->fclk_can); dev->can.bittiming_const = &dev->bt_const; dev->can.do_set_bittiming = gs_usb_set_bittiming; dev->can.ctrlmode_supported = 0; - if (bt_const->feature & GS_CAN_FEATURE_LISTEN_ONLY) + feature = le32_to_cpu(bt_const->feature); + if (feature & GS_CAN_FEATURE_LISTEN_ONLY) dev->can.ctrlmode_supported |= CAN_CTRLMODE_LISTENONLY; - if (bt_const->feature & GS_CAN_FEATURE_LOOP_BACK) + if (feature & GS_CAN_FEATURE_LOOP_BACK) dev->can.ctrlmode_supported |= CAN_CTRLMODE_LOOPBACK; - if (bt_const->feature & GS_CAN_FEATURE_TRIPLE_SAMPLE) + if (feature & GS_CAN_FEATURE_TRIPLE_SAMPLE) dev->can.ctrlmode_supported |= CAN_CTRLMODE_3_SAMPLES; - if (bt_const->feature & GS_CAN_FEATURE_ONE_SHOT) + if (feature & GS_CAN_FEATURE_ONE_SHOT) dev->can.ctrlmode_supported |= CAN_CTRLMODE_ONE_SHOT; SET_NETDEV_DEV(netdev, &intf->dev); - if (dconf->sw_version > 1) - if (bt_const->feature & GS_CAN_FEATURE_IDENTIFY) + if (le32_to_cpu(dconf->sw_version) > 1) + if (feature & GS_CAN_FEATURE_IDENTIFY) netdev->ethtool_ops = &gs_usb_ethtool_ops; kfree(bt_const); @@ -918,7 +954,7 @@ static int gs_usb_probe(struct usb_interface *intf, if (!hconf) return -ENOMEM; - hconf->byte_order = 0x0000beef; + hconf->byte_order = cpu_to_le32(0x0000beef); /* send host config */ rc = usb_control_msg(interface_to_usbdev(intf), @@ -979,8 +1015,6 @@ static int gs_usb_probe(struct usb_interface *intf, init_usb_anchor(&dev->rx_submitted); - atomic_set(&dev->active_channels, 0); - usb_set_intfdata(intf, dev); dev->udev = interface_to_usbdev(intf); diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb.h b/drivers/net/can/usb/kvaser_usb/kvaser_usb.h index 390b6bde883c..5699531f8787 100644 --- a/drivers/net/can/usb/kvaser_usb/kvaser_usb.h +++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb.h @@ -35,9 +35,10 @@ #define KVASER_USB_RX_BUFFER_SIZE 3072 #define KVASER_USB_MAX_NET_DEVICES 5 -/* USB devices features */ -#define KVASER_USB_HAS_SILENT_MODE BIT(0) -#define KVASER_USB_HAS_TXRX_ERRORS BIT(1) +/* Kvaser USB device quirks */ +#define KVASER_USB_QUIRK_HAS_SILENT_MODE BIT(0) +#define KVASER_USB_QUIRK_HAS_TXRX_ERRORS BIT(1) +#define KVASER_USB_QUIRK_IGNORE_CLK_FREQ BIT(2) /* Device capabilities */ #define KVASER_USB_CAP_BERR_CAP 0x01 @@ -65,12 +66,7 @@ struct kvaser_usb_dev_card_data_hydra { struct kvaser_usb_dev_card_data { u32 ctrlmode_supported; u32 capabilities; - union { - struct { - enum kvaser_usb_leaf_family family; - } leaf; - struct kvaser_usb_dev_card_data_hydra hydra; - }; + struct kvaser_usb_dev_card_data_hydra hydra; }; /* Context for an outstanding, not yet ACKed, transmission */ @@ -80,11 +76,19 @@ struct kvaser_usb_tx_urb_context { int dlc; }; +struct kvaser_usb_busparams { + __le32 bitrate; + u8 tseg1; + u8 tseg2; + u8 sjw; + u8 nsamples; +} __packed; + struct kvaser_usb { struct usb_device *udev; struct usb_interface *intf; struct kvaser_usb_net_priv *nets[KVASER_USB_MAX_NET_DEVICES]; - const struct kvaser_usb_dev_ops *ops; + const struct kvaser_usb_driver_info *driver_info; const struct kvaser_usb_dev_cfg *cfg; struct usb_endpoint_descriptor *bulk_in, *bulk_out; @@ -108,13 +112,19 @@ struct kvaser_usb_net_priv { struct can_priv can; struct can_berr_counter bec; + /* subdriver-specific data */ + void *sub_priv; + struct kvaser_usb *dev; struct net_device *netdev; int channel; - struct completion start_comp, stop_comp, flush_comp; + struct completion start_comp, stop_comp, flush_comp, + get_busparams_comp; struct usb_anchor tx_submitted; + struct kvaser_usb_busparams busparams_nominal, busparams_data; + spinlock_t tx_contexts_lock; /* lock for active_tx_contexts */ int active_tx_contexts; struct kvaser_usb_tx_urb_context tx_contexts[]; @@ -124,11 +134,15 @@ struct kvaser_usb_net_priv { * struct kvaser_usb_dev_ops - Device specific functions * @dev_set_mode: used for can.do_set_mode * @dev_set_bittiming: used for can.do_set_bittiming + * @dev_get_busparams: readback arbitration busparams * @dev_set_data_bittiming: used for can.do_set_data_bittiming + * @dev_get_data_busparams: readback data busparams * @dev_get_berr_counter: used for can.do_get_berr_counter * * @dev_setup_endpoints: setup USB in and out endpoints * @dev_init_card: initialize card + * @dev_init_channel: initialize channel + * @dev_remove_channel: uninitialize channel * @dev_get_software_info: get software info * @dev_get_software_details: get software details * @dev_get_card_info: get card info @@ -144,12 +158,18 @@ struct kvaser_usb_net_priv { */ struct kvaser_usb_dev_ops { int (*dev_set_mode)(struct net_device *netdev, enum can_mode mode); - int (*dev_set_bittiming)(struct net_device *netdev); - int (*dev_set_data_bittiming)(struct net_device *netdev); + int (*dev_set_bittiming)(const struct net_device *netdev, + const struct kvaser_usb_busparams *busparams); + int (*dev_get_busparams)(struct kvaser_usb_net_priv *priv); + int (*dev_set_data_bittiming)(const struct net_device *netdev, + const struct kvaser_usb_busparams *busparams); + int (*dev_get_data_busparams)(struct kvaser_usb_net_priv *priv); int (*dev_get_berr_counter)(const struct net_device *netdev, struct can_berr_counter *bec); int (*dev_setup_endpoints)(struct kvaser_usb *dev); int (*dev_init_card)(struct kvaser_usb *dev); + int (*dev_init_channel)(struct kvaser_usb_net_priv *priv); + void (*dev_remove_channel)(struct kvaser_usb_net_priv *priv); int (*dev_get_software_info)(struct kvaser_usb *dev); int (*dev_get_software_details)(struct kvaser_usb *dev); int (*dev_get_card_info)(struct kvaser_usb *dev); @@ -166,6 +186,12 @@ struct kvaser_usb_dev_ops { int *cmd_len, u16 transid); }; +struct kvaser_usb_driver_info { + u32 quirks; + enum kvaser_usb_leaf_family family; + const struct kvaser_usb_dev_ops *ops; +}; + struct kvaser_usb_dev_cfg { const struct can_clock clock; const unsigned int timestamp_freq; @@ -176,6 +202,8 @@ struct kvaser_usb_dev_cfg { extern const struct kvaser_usb_dev_ops kvaser_usb_hydra_dev_ops; extern const struct kvaser_usb_dev_ops kvaser_usb_leaf_dev_ops; +void kvaser_usb_unlink_tx_urbs(struct kvaser_usb_net_priv *priv); + int kvaser_usb_recv_cmd(const struct kvaser_usb *dev, void *cmd, int len, int *actual_len); @@ -185,4 +213,7 @@ int kvaser_usb_send_cmd_async(struct kvaser_usb_net_priv *priv, void *cmd, int len); int kvaser_usb_can_rx_over_error(struct net_device *netdev); + +extern const struct can_bittiming_const kvaser_usb_flexc_bittiming_const; + #endif /* KVASER_USB_H */ diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c index c89c7d4900d7..da449d046905 100644 --- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c +++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c @@ -79,104 +79,134 @@ #define USB_ATI_MEMO_PRO_2HS_V2_PRODUCT_ID 269 #define USB_HYBRID_PRO_CANLIN_PRODUCT_ID 270 -static inline bool kvaser_is_leaf(const struct usb_device_id *id) -{ - return (id->idProduct >= USB_LEAF_DEVEL_PRODUCT_ID && - id->idProduct <= USB_CAN_R_PRODUCT_ID) || - (id->idProduct >= USB_LEAF_LITE_V2_PRODUCT_ID && - id->idProduct <= USB_MINI_PCIE_2HS_PRODUCT_ID); -} +static const struct kvaser_usb_driver_info kvaser_usb_driver_info_hydra = { + .quirks = 0, + .ops = &kvaser_usb_hydra_dev_ops, +}; -static inline bool kvaser_is_usbcan(const struct usb_device_id *id) -{ - return id->idProduct >= USB_USBCAN_REVB_PRODUCT_ID && - id->idProduct <= USB_MEMORATOR_PRODUCT_ID; -} +static const struct kvaser_usb_driver_info kvaser_usb_driver_info_usbcan = { + .quirks = KVASER_USB_QUIRK_HAS_TXRX_ERRORS | + KVASER_USB_QUIRK_HAS_SILENT_MODE, + .family = KVASER_USBCAN, + .ops = &kvaser_usb_leaf_dev_ops, +}; -static inline bool kvaser_is_hydra(const struct usb_device_id *id) -{ - return id->idProduct >= USB_BLACKBIRD_V2_PRODUCT_ID && - id->idProduct <= USB_HYBRID_PRO_CANLIN_PRODUCT_ID; -} +static const struct kvaser_usb_driver_info kvaser_usb_driver_info_leaf = { + .quirks = KVASER_USB_QUIRK_IGNORE_CLK_FREQ, + .family = KVASER_LEAF, + .ops = &kvaser_usb_leaf_dev_ops, +}; + +static const struct kvaser_usb_driver_info kvaser_usb_driver_info_leaf_err = { + .quirks = KVASER_USB_QUIRK_HAS_TXRX_ERRORS | + KVASER_USB_QUIRK_IGNORE_CLK_FREQ, + .family = KVASER_LEAF, + .ops = &kvaser_usb_leaf_dev_ops, +}; + +static const struct kvaser_usb_driver_info kvaser_usb_driver_info_leaf_err_listen = { + .quirks = KVASER_USB_QUIRK_HAS_TXRX_ERRORS | + KVASER_USB_QUIRK_HAS_SILENT_MODE | + KVASER_USB_QUIRK_IGNORE_CLK_FREQ, + .family = KVASER_LEAF, + .ops = &kvaser_usb_leaf_dev_ops, +}; + +static const struct kvaser_usb_driver_info kvaser_usb_driver_info_leafimx = { + .quirks = 0, + .ops = &kvaser_usb_leaf_dev_ops, +}; static const struct usb_device_id kvaser_usb_table[] = { - /* Leaf USB product IDs */ - { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_DEVEL_PRODUCT_ID) }, - { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LITE_PRODUCT_ID) }, + /* Leaf M32C USB product IDs */ + { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_DEVEL_PRODUCT_ID), + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf }, + { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LITE_PRODUCT_ID), + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf }, { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_PRO_PRODUCT_ID), - .driver_info = KVASER_USB_HAS_TXRX_ERRORS | - KVASER_USB_HAS_SILENT_MODE }, + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen }, { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_SPRO_PRODUCT_ID), - .driver_info = KVASER_USB_HAS_TXRX_ERRORS | - KVASER_USB_HAS_SILENT_MODE }, + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen }, { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_PRO_LS_PRODUCT_ID), - .driver_info = KVASER_USB_HAS_TXRX_ERRORS | - KVASER_USB_HAS_SILENT_MODE }, + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen }, { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_PRO_SWC_PRODUCT_ID), - .driver_info = KVASER_USB_HAS_TXRX_ERRORS | - KVASER_USB_HAS_SILENT_MODE }, + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen }, { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_PRO_LIN_PRODUCT_ID), - .driver_info = KVASER_USB_HAS_TXRX_ERRORS | - KVASER_USB_HAS_SILENT_MODE }, + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen }, { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_SPRO_LS_PRODUCT_ID), - .driver_info = KVASER_USB_HAS_TXRX_ERRORS | - KVASER_USB_HAS_SILENT_MODE }, + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen }, { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_SPRO_SWC_PRODUCT_ID), - .driver_info = KVASER_USB_HAS_TXRX_ERRORS | - KVASER_USB_HAS_SILENT_MODE }, + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen }, { USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO2_DEVEL_PRODUCT_ID), - .driver_info = KVASER_USB_HAS_TXRX_ERRORS | - KVASER_USB_HAS_SILENT_MODE }, + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen }, { USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO2_HSHS_PRODUCT_ID), - .driver_info = KVASER_USB_HAS_TXRX_ERRORS | - KVASER_USB_HAS_SILENT_MODE }, + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen }, { USB_DEVICE(KVASER_VENDOR_ID, USB_UPRO_HSHS_PRODUCT_ID), - .driver_info = KVASER_USB_HAS_TXRX_ERRORS }, - { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LITE_GI_PRODUCT_ID) }, + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err }, + { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LITE_GI_PRODUCT_ID), + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf }, { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_PRO_OBDII_PRODUCT_ID), - .driver_info = KVASER_USB_HAS_TXRX_ERRORS | - KVASER_USB_HAS_SILENT_MODE }, + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen }, { USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO2_HSLS_PRODUCT_ID), - .driver_info = KVASER_USB_HAS_TXRX_ERRORS }, + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err }, { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LITE_CH_PRODUCT_ID), - .driver_info = KVASER_USB_HAS_TXRX_ERRORS }, + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err }, { USB_DEVICE(KVASER_VENDOR_ID, USB_BLACKBIRD_SPRO_PRODUCT_ID), - .driver_info = KVASER_USB_HAS_TXRX_ERRORS }, + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err }, { USB_DEVICE(KVASER_VENDOR_ID, USB_OEM_MERCURY_PRODUCT_ID), - .driver_info = KVASER_USB_HAS_TXRX_ERRORS }, + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err }, { USB_DEVICE(KVASER_VENDOR_ID, USB_OEM_LEAF_PRODUCT_ID), - .driver_info = KVASER_USB_HAS_TXRX_ERRORS }, + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err }, { USB_DEVICE(KVASER_VENDOR_ID, USB_CAN_R_PRODUCT_ID), - .driver_info = KVASER_USB_HAS_TXRX_ERRORS }, - { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LITE_V2_PRODUCT_ID) }, - { USB_DEVICE(KVASER_VENDOR_ID, USB_MINI_PCIE_HS_PRODUCT_ID) }, - { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LIGHT_HS_V2_OEM_PRODUCT_ID) }, - { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_LIGHT_2HS_PRODUCT_ID) }, - { USB_DEVICE(KVASER_VENDOR_ID, USB_MINI_PCIE_2HS_PRODUCT_ID) }, + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err }, + + /* Leaf i.MX28 USB product IDs */ + { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LITE_V2_PRODUCT_ID), + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leafimx }, + { USB_DEVICE(KVASER_VENDOR_ID, USB_MINI_PCIE_HS_PRODUCT_ID), + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leafimx }, + { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LIGHT_HS_V2_OEM_PRODUCT_ID), + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leafimx }, + { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_LIGHT_2HS_PRODUCT_ID), + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leafimx }, + { USB_DEVICE(KVASER_VENDOR_ID, USB_MINI_PCIE_2HS_PRODUCT_ID), + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leafimx }, /* USBCANII USB product IDs */ { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN2_PRODUCT_ID), - .driver_info = KVASER_USB_HAS_TXRX_ERRORS }, + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_usbcan }, { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_REVB_PRODUCT_ID), - .driver_info = KVASER_USB_HAS_TXRX_ERRORS }, + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_usbcan }, { USB_DEVICE(KVASER_VENDOR_ID, USB_MEMORATOR_PRODUCT_ID), - .driver_info = KVASER_USB_HAS_TXRX_ERRORS }, + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_usbcan }, { USB_DEVICE(KVASER_VENDOR_ID, USB_VCI2_PRODUCT_ID), - .driver_info = KVASER_USB_HAS_TXRX_ERRORS }, + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_usbcan }, /* Minihydra USB product IDs */ - { USB_DEVICE(KVASER_VENDOR_ID, USB_BLACKBIRD_V2_PRODUCT_ID) }, - { USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO_PRO_5HS_PRODUCT_ID) }, - { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_PRO_5HS_PRODUCT_ID) }, - { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_LIGHT_4HS_PRODUCT_ID) }, - { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_PRO_HS_V2_PRODUCT_ID) }, - { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_PRO_2HS_V2_PRODUCT_ID) }, - { USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO_2HS_PRODUCT_ID) }, - { USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO_PRO_2HS_V2_PRODUCT_ID) }, - { USB_DEVICE(KVASER_VENDOR_ID, USB_HYBRID_CANLIN_PRODUCT_ID) }, - { USB_DEVICE(KVASER_VENDOR_ID, USB_ATI_USBCAN_PRO_2HS_V2_PRODUCT_ID) }, - { USB_DEVICE(KVASER_VENDOR_ID, USB_ATI_MEMO_PRO_2HS_V2_PRODUCT_ID) }, - { USB_DEVICE(KVASER_VENDOR_ID, USB_HYBRID_PRO_CANLIN_PRODUCT_ID) }, + { USB_DEVICE(KVASER_VENDOR_ID, USB_BLACKBIRD_V2_PRODUCT_ID), + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra }, + { USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO_PRO_5HS_PRODUCT_ID), + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra }, + { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_PRO_5HS_PRODUCT_ID), + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra }, + { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_LIGHT_4HS_PRODUCT_ID), + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra }, + { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_PRO_HS_V2_PRODUCT_ID), + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra }, + { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_PRO_2HS_V2_PRODUCT_ID), + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra }, + { USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO_2HS_PRODUCT_ID), + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra }, + { USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO_PRO_2HS_V2_PRODUCT_ID), + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra }, + { USB_DEVICE(KVASER_VENDOR_ID, USB_HYBRID_CANLIN_PRODUCT_ID), + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra }, + { USB_DEVICE(KVASER_VENDOR_ID, USB_ATI_USBCAN_PRO_2HS_V2_PRODUCT_ID), + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra }, + { USB_DEVICE(KVASER_VENDOR_ID, USB_ATI_MEMO_PRO_2HS_V2_PRODUCT_ID), + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra }, + { USB_DEVICE(KVASER_VENDOR_ID, USB_HYBRID_PRO_CANLIN_PRODUCT_ID), + .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra }, { } }; MODULE_DEVICE_TABLE(usb, kvaser_usb_table); @@ -267,6 +297,7 @@ int kvaser_usb_can_rx_over_error(struct net_device *netdev) static void kvaser_usb_read_bulk_callback(struct urb *urb) { struct kvaser_usb *dev = urb->context; + const struct kvaser_usb_dev_ops *ops = dev->driver_info->ops; int err; unsigned int i; @@ -283,8 +314,8 @@ static void kvaser_usb_read_bulk_callback(struct urb *urb) goto resubmit_urb; } - dev->ops->dev_read_bulk_callback(dev, urb->transfer_buffer, - urb->actual_length); + ops->dev_read_bulk_callback(dev, urb->transfer_buffer, + urb->actual_length); resubmit_urb: usb_fill_bulk_urb(urb, dev->udev, @@ -378,21 +409,18 @@ static int kvaser_usb_open(struct net_device *netdev) { struct kvaser_usb_net_priv *priv = netdev_priv(netdev); struct kvaser_usb *dev = priv->dev; + const struct kvaser_usb_dev_ops *ops = dev->driver_info->ops; int err; err = open_candev(netdev); if (err) return err; - err = kvaser_usb_setup_rx_urbs(dev); - if (err) - goto error; - - err = dev->ops->dev_set_opt_mode(priv); + err = ops->dev_set_opt_mode(priv); if (err) goto error; - err = dev->ops->dev_start_chip(priv); + err = ops->dev_start_chip(priv); if (err) { netdev_warn(netdev, "Cannot start device, error %d\n", err); goto error; @@ -421,7 +449,7 @@ static void kvaser_usb_reset_tx_urb_contexts(struct kvaser_usb_net_priv *priv) /* This method might sleep. Do not call it in the atomic context * of URB completions. */ -static void kvaser_usb_unlink_tx_urbs(struct kvaser_usb_net_priv *priv) +void kvaser_usb_unlink_tx_urbs(struct kvaser_usb_net_priv *priv) { usb_kill_anchored_urbs(&priv->tx_submitted); kvaser_usb_reset_tx_urb_contexts(priv); @@ -449,22 +477,23 @@ static int kvaser_usb_close(struct net_device *netdev) { struct kvaser_usb_net_priv *priv = netdev_priv(netdev); struct kvaser_usb *dev = priv->dev; + const struct kvaser_usb_dev_ops *ops = dev->driver_info->ops; int err; netif_stop_queue(netdev); - err = dev->ops->dev_flush_queue(priv); + err = ops->dev_flush_queue(priv); if (err) netdev_warn(netdev, "Cannot flush queue, error %d\n", err); - if (dev->ops->dev_reset_chip) { - err = dev->ops->dev_reset_chip(dev, priv->channel); + if (ops->dev_reset_chip) { + err = ops->dev_reset_chip(dev, priv->channel); if (err) netdev_warn(netdev, "Cannot reset card, error %d\n", err); } - err = dev->ops->dev_stop_chip(priv); + err = ops->dev_stop_chip(priv); if (err) netdev_warn(netdev, "Cannot stop device, error %d\n", err); @@ -477,6 +506,93 @@ static int kvaser_usb_close(struct net_device *netdev) return 0; } +static int kvaser_usb_set_bittiming(struct net_device *netdev) +{ + struct kvaser_usb_net_priv *priv = netdev_priv(netdev); + struct kvaser_usb *dev = priv->dev; + const struct kvaser_usb_dev_ops *ops = dev->driver_info->ops; + struct can_bittiming *bt = &priv->can.bittiming; + + struct kvaser_usb_busparams busparams; + int tseg1 = bt->prop_seg + bt->phase_seg1; + int tseg2 = bt->phase_seg2; + int sjw = bt->sjw; + int err = -EOPNOTSUPP; + + busparams.bitrate = cpu_to_le32(bt->bitrate); + busparams.sjw = (u8)sjw; + busparams.tseg1 = (u8)tseg1; + busparams.tseg2 = (u8)tseg2; + if (priv->can.ctrlmode & CAN_CTRLMODE_3_SAMPLES) + busparams.nsamples = 3; + else + busparams.nsamples = 1; + + err = ops->dev_set_bittiming(netdev, &busparams); + if (err) + return err; + + err = kvaser_usb_setup_rx_urbs(priv->dev); + if (err) + return err; + + err = ops->dev_get_busparams(priv); + if (err) { + /* Treat EOPNOTSUPP as success */ + if (err == -EOPNOTSUPP) + err = 0; + return err; + } + + if (memcmp(&busparams, &priv->busparams_nominal, + sizeof(priv->busparams_nominal)) != 0) + err = -EINVAL; + + return err; +} + +static int kvaser_usb_set_data_bittiming(struct net_device *netdev) +{ + struct kvaser_usb_net_priv *priv = netdev_priv(netdev); + struct kvaser_usb *dev = priv->dev; + const struct kvaser_usb_dev_ops *ops = dev->driver_info->ops; + struct can_bittiming *dbt = &priv->can.data_bittiming; + + struct kvaser_usb_busparams busparams; + int tseg1 = dbt->prop_seg + dbt->phase_seg1; + int tseg2 = dbt->phase_seg2; + int sjw = dbt->sjw; + int err; + + if (!ops->dev_set_data_bittiming || + !ops->dev_get_data_busparams) + return -EOPNOTSUPP; + + busparams.bitrate = cpu_to_le32(dbt->bitrate); + busparams.sjw = (u8)sjw; + busparams.tseg1 = (u8)tseg1; + busparams.tseg2 = (u8)tseg2; + busparams.nsamples = 1; + + err = ops->dev_set_data_bittiming(netdev, &busparams); + if (err) + return err; + + err = kvaser_usb_setup_rx_urbs(priv->dev); + if (err) + return err; + + err = ops->dev_get_data_busparams(priv); + if (err) + return err; + + if (memcmp(&busparams, &priv->busparams_data, + sizeof(priv->busparams_data)) != 0) + err = -EINVAL; + + return err; +} + static void kvaser_usb_write_bulk_callback(struct urb *urb) { struct kvaser_usb_tx_urb_context *context = urb->context; @@ -503,6 +619,7 @@ static netdev_tx_t kvaser_usb_start_xmit(struct sk_buff *skb, { struct kvaser_usb_net_priv *priv = netdev_priv(netdev); struct kvaser_usb *dev = priv->dev; + const struct kvaser_usb_dev_ops *ops = dev->driver_info->ops; struct net_device_stats *stats = &netdev->stats; struct kvaser_usb_tx_urb_context *context = NULL; struct urb *urb; @@ -545,8 +662,8 @@ static netdev_tx_t kvaser_usb_start_xmit(struct sk_buff *skb, goto freeurb; } - buf = dev->ops->dev_frame_to_cmd(priv, skb, &context->dlc, &cmd_len, - context->echo_index); + buf = ops->dev_frame_to_cmd(priv, skb, &context->dlc, &cmd_len, + context->echo_index); if (!buf) { stats->tx_dropped++; dev_kfree_skb(skb); @@ -611,6 +728,7 @@ static const struct net_device_ops kvaser_usb_netdev_ops = { static void kvaser_usb_remove_interfaces(struct kvaser_usb *dev) { + const struct kvaser_usb_dev_ops *ops = dev->driver_info->ops; int i; for (i = 0; i < dev->nchannels; i++) { @@ -626,19 +744,23 @@ static void kvaser_usb_remove_interfaces(struct kvaser_usb *dev) if (!dev->nets[i]) continue; + if (ops->dev_remove_channel) + ops->dev_remove_channel(dev->nets[i]); + free_candev(dev->nets[i]->netdev); } } -static int kvaser_usb_init_one(struct kvaser_usb *dev, - const struct usb_device_id *id, int channel) +static int kvaser_usb_init_one(struct kvaser_usb *dev, int channel) { struct net_device *netdev; struct kvaser_usb_net_priv *priv; + const struct kvaser_usb_driver_info *driver_info = dev->driver_info; + const struct kvaser_usb_dev_ops *ops = driver_info->ops; int err; - if (dev->ops->dev_reset_chip) { - err = dev->ops->dev_reset_chip(dev, channel); + if (ops->dev_reset_chip) { + err = ops->dev_reset_chip(dev, channel); if (err) return err; } @@ -656,6 +778,8 @@ static int kvaser_usb_init_one(struct kvaser_usb *dev, init_usb_anchor(&priv->tx_submitted); init_completion(&priv->start_comp); init_completion(&priv->stop_comp); + init_completion(&priv->flush_comp); + init_completion(&priv->get_busparams_comp); priv->can.ctrlmode_supported = 0; priv->dev = dev; @@ -668,20 +792,19 @@ static int kvaser_usb_init_one(struct kvaser_usb *dev, priv->can.state = CAN_STATE_STOPPED; priv->can.clock.freq = dev->cfg->clock.freq; priv->can.bittiming_const = dev->cfg->bittiming_const; - priv->can.do_set_bittiming = dev->ops->dev_set_bittiming; - priv->can.do_set_mode = dev->ops->dev_set_mode; - if ((id->driver_info & KVASER_USB_HAS_TXRX_ERRORS) || + priv->can.do_set_bittiming = kvaser_usb_set_bittiming; + priv->can.do_set_mode = ops->dev_set_mode; + if ((driver_info->quirks & KVASER_USB_QUIRK_HAS_TXRX_ERRORS) || (priv->dev->card_data.capabilities & KVASER_USB_CAP_BERR_CAP)) - priv->can.do_get_berr_counter = dev->ops->dev_get_berr_counter; - if (id->driver_info & KVASER_USB_HAS_SILENT_MODE) + priv->can.do_get_berr_counter = ops->dev_get_berr_counter; + if (driver_info->quirks & KVASER_USB_QUIRK_HAS_SILENT_MODE) priv->can.ctrlmode_supported |= CAN_CTRLMODE_LISTENONLY; priv->can.ctrlmode_supported |= dev->card_data.ctrlmode_supported; if (priv->can.ctrlmode_supported & CAN_CTRLMODE_FD) { priv->can.data_bittiming_const = dev->cfg->data_bittiming_const; - priv->can.do_set_data_bittiming = - dev->ops->dev_set_data_bittiming; + priv->can.do_set_data_bittiming = kvaser_usb_set_data_bittiming; } netdev->flags |= IFF_ECHO; @@ -693,17 +816,26 @@ static int kvaser_usb_init_one(struct kvaser_usb *dev, dev->nets[channel] = priv; + if (ops->dev_init_channel) { + err = ops->dev_init_channel(priv); + if (err) + goto err; + } + err = register_candev(netdev); if (err) { dev_err(&dev->intf->dev, "Failed to register CAN device\n"); - free_candev(netdev); - dev->nets[channel] = NULL; - return err; + goto err; } netdev_dbg(netdev, "device registered\n"); return 0; + +err: + free_candev(netdev); + dev->nets[channel] = NULL; + return err; } static int kvaser_usb_probe(struct usb_interface *intf, @@ -712,29 +844,22 @@ static int kvaser_usb_probe(struct usb_interface *intf, struct kvaser_usb *dev; int err; int i; + const struct kvaser_usb_driver_info *driver_info; + const struct kvaser_usb_dev_ops *ops; + + driver_info = (const struct kvaser_usb_driver_info *)id->driver_info; + if (!driver_info) + return -ENODEV; dev = devm_kzalloc(&intf->dev, sizeof(*dev), GFP_KERNEL); if (!dev) return -ENOMEM; - if (kvaser_is_leaf(id)) { - dev->card_data.leaf.family = KVASER_LEAF; - dev->ops = &kvaser_usb_leaf_dev_ops; - } else if (kvaser_is_usbcan(id)) { - dev->card_data.leaf.family = KVASER_USBCAN; - dev->ops = &kvaser_usb_leaf_dev_ops; - } else if (kvaser_is_hydra(id)) { - dev->ops = &kvaser_usb_hydra_dev_ops; - } else { - dev_err(&intf->dev, - "Product ID (%d) is not a supported Kvaser USB device\n", - id->idProduct); - return -ENODEV; - } - dev->intf = intf; + dev->driver_info = driver_info; + ops = driver_info->ops; - err = dev->ops->dev_setup_endpoints(dev); + err = ops->dev_setup_endpoints(dev); if (err) { dev_err(&intf->dev, "Cannot get usb endpoint(s)"); return err; @@ -748,22 +873,22 @@ static int kvaser_usb_probe(struct usb_interface *intf, dev->card_data.ctrlmode_supported = 0; dev->card_data.capabilities = 0; - err = dev->ops->dev_init_card(dev); + err = ops->dev_init_card(dev); if (err) { dev_err(&intf->dev, "Failed to initialize card, error %d\n", err); return err; } - err = dev->ops->dev_get_software_info(dev); + err = ops->dev_get_software_info(dev); if (err) { dev_err(&intf->dev, "Cannot get software info, error %d\n", err); return err; } - if (dev->ops->dev_get_software_details) { - err = dev->ops->dev_get_software_details(dev); + if (ops->dev_get_software_details) { + err = ops->dev_get_software_details(dev); if (err) { dev_err(&intf->dev, "Cannot get software details, error %d\n", err); @@ -781,14 +906,14 @@ static int kvaser_usb_probe(struct usb_interface *intf, dev_dbg(&intf->dev, "Max outstanding tx = %d URBs\n", dev->max_tx_urbs); - err = dev->ops->dev_get_card_info(dev); + err = ops->dev_get_card_info(dev); if (err) { dev_err(&intf->dev, "Cannot get card info, error %d\n", err); return err; } - if (dev->ops->dev_get_capabilities) { - err = dev->ops->dev_get_capabilities(dev); + if (ops->dev_get_capabilities) { + err = ops->dev_get_capabilities(dev); if (err) { dev_err(&intf->dev, "Cannot get capabilities, error %d\n", err); @@ -798,7 +923,7 @@ static int kvaser_usb_probe(struct usb_interface *intf, } for (i = 0; i < dev->nchannels; i++) { - err = kvaser_usb_init_one(dev, id, i); + err = kvaser_usb_init_one(dev, i); if (err) { kvaser_usb_remove_interfaces(dev); return err; diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c index 7ab87a758754..233bbfeaa771 100644 --- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c +++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c @@ -43,6 +43,8 @@ static const struct kvaser_usb_dev_cfg kvaser_usb_hydra_dev_cfg_flexc; /* Minihydra command IDs */ #define CMD_SET_BUSPARAMS_REQ 16 +#define CMD_GET_BUSPARAMS_REQ 17 +#define CMD_GET_BUSPARAMS_RESP 18 #define CMD_GET_CHIP_STATE_REQ 19 #define CMD_CHIP_STATE_EVENT 20 #define CMD_SET_DRIVERMODE_REQ 21 @@ -193,21 +195,26 @@ struct kvaser_cmd_chip_state_event { #define KVASER_USB_HYDRA_BUS_MODE_CANFD_ISO 0x01 #define KVASER_USB_HYDRA_BUS_MODE_NONISO 0x02 struct kvaser_cmd_set_busparams { - __le32 bitrate; - u8 tseg1; - u8 tseg2; - u8 sjw; - u8 nsamples; + struct kvaser_usb_busparams busparams_nominal; u8 reserved0[4]; - __le32 bitrate_d; - u8 tseg1_d; - u8 tseg2_d; - u8 sjw_d; - u8 nsamples_d; + struct kvaser_usb_busparams busparams_data; u8 canfd_mode; u8 reserved1[7]; } __packed; +/* Busparam type */ +#define KVASER_USB_HYDRA_BUSPARAM_TYPE_CAN 0x00 +#define KVASER_USB_HYDRA_BUSPARAM_TYPE_CANFD 0x01 +struct kvaser_cmd_get_busparams_req { + u8 type; + u8 reserved[27]; +} __packed; + +struct kvaser_cmd_get_busparams_res { + struct kvaser_usb_busparams busparams; + u8 reserved[20]; +} __packed; + /* Ctrl modes */ #define KVASER_USB_HYDRA_CTRLMODE_NORMAL 0x01 #define KVASER_USB_HYDRA_CTRLMODE_LISTEN 0x02 @@ -278,6 +285,8 @@ struct kvaser_cmd { struct kvaser_cmd_error_event error_event; struct kvaser_cmd_set_busparams set_busparams_req; + struct kvaser_cmd_get_busparams_req get_busparams_req; + struct kvaser_cmd_get_busparams_res get_busparams_res; struct kvaser_cmd_chip_state_event chip_state_event; @@ -293,6 +302,7 @@ struct kvaser_cmd { #define KVASER_USB_HYDRA_CF_FLAG_OVERRUN BIT(1) #define KVASER_USB_HYDRA_CF_FLAG_REMOTE_FRAME BIT(4) #define KVASER_USB_HYDRA_CF_FLAG_EXTENDED_ID BIT(5) +#define KVASER_USB_HYDRA_CF_FLAG_TX_ACK BIT(6) /* CAN frame flags. Used in ext_rx_can and ext_tx_can */ #define KVASER_USB_HYDRA_CF_FLAG_OSM_NACK BIT(12) #define KVASER_USB_HYDRA_CF_FLAG_ABL BIT(13) @@ -359,6 +369,10 @@ struct kvaser_cmd_ext { } __packed; } __packed; +struct kvaser_usb_net_hydra_priv { + int pending_get_busparams_type; +}; + static const struct can_bittiming_const kvaser_usb_hydra_kcan_bittiming_c = { .name = "kvaser_usb_kcan", .tseg1_min = 1, @@ -367,11 +381,11 @@ static const struct can_bittiming_const kvaser_usb_hydra_kcan_bittiming_c = { .tseg2_max = 32, .sjw_max = 16, .brp_min = 1, - .brp_max = 4096, + .brp_max = 8192, .brp_inc = 1, }; -static const struct can_bittiming_const kvaser_usb_hydra_flexc_bittiming_c = { +const struct can_bittiming_const kvaser_usb_flexc_bittiming_const = { .name = "kvaser_usb_flex", .tseg1_min = 4, .tseg1_max = 16, @@ -504,6 +518,7 @@ static int kvaser_usb_hydra_send_simple_cmd(struct kvaser_usb *dev, u8 cmd_no, int channel) { struct kvaser_cmd *cmd; + size_t cmd_len; int err; cmd = kcalloc(1, sizeof(struct kvaser_cmd), GFP_KERNEL); @@ -511,6 +526,7 @@ static int kvaser_usb_hydra_send_simple_cmd(struct kvaser_usb *dev, return -ENOMEM; cmd->header.cmd_no = cmd_no; + cmd_len = kvaser_usb_hydra_cmd_size(cmd); if (channel < 0) { kvaser_usb_hydra_set_cmd_dest_he (cmd, KVASER_USB_HYDRA_HE_ADDRESS_ILLEGAL); @@ -527,7 +543,7 @@ static int kvaser_usb_hydra_send_simple_cmd(struct kvaser_usb *dev, kvaser_usb_hydra_set_cmd_transid (cmd, kvaser_usb_hydra_get_next_transid(dev)); - err = kvaser_usb_send_cmd(dev, cmd, kvaser_usb_hydra_cmd_size(cmd)); + err = kvaser_usb_send_cmd(dev, cmd, cmd_len); if (err) goto end; @@ -543,6 +559,7 @@ kvaser_usb_hydra_send_simple_cmd_async(struct kvaser_usb_net_priv *priv, { struct kvaser_cmd *cmd; struct kvaser_usb *dev = priv->dev; + size_t cmd_len; int err; cmd = kcalloc(1, sizeof(struct kvaser_cmd), GFP_ATOMIC); @@ -550,14 +567,14 @@ kvaser_usb_hydra_send_simple_cmd_async(struct kvaser_usb_net_priv *priv, return -ENOMEM; cmd->header.cmd_no = cmd_no; + cmd_len = kvaser_usb_hydra_cmd_size(cmd); kvaser_usb_hydra_set_cmd_dest_he (cmd, dev->card_data.hydra.channel_to_he[priv->channel]); kvaser_usb_hydra_set_cmd_transid (cmd, kvaser_usb_hydra_get_next_transid(dev)); - err = kvaser_usb_send_cmd_async(priv, cmd, - kvaser_usb_hydra_cmd_size(cmd)); + err = kvaser_usb_send_cmd_async(priv, cmd, cmd_len); if (err) kfree(cmd); @@ -701,6 +718,7 @@ static int kvaser_usb_hydra_get_single_capability(struct kvaser_usb *dev, { struct kvaser_usb_dev_card_data *card_data = &dev->card_data; struct kvaser_cmd *cmd; + size_t cmd_len; u32 value = 0; u32 mask = 0; u16 cap_cmd_res; @@ -712,13 +730,14 @@ static int kvaser_usb_hydra_get_single_capability(struct kvaser_usb *dev, return -ENOMEM; cmd->header.cmd_no = CMD_GET_CAPABILITIES_REQ; + cmd_len = kvaser_usb_hydra_cmd_size(cmd); cmd->cap_req.cap_cmd = cpu_to_le16(cap_cmd_req); kvaser_usb_hydra_set_cmd_dest_he(cmd, card_data->hydra.sysdbg_he); kvaser_usb_hydra_set_cmd_transid (cmd, kvaser_usb_hydra_get_next_transid(dev)); - err = kvaser_usb_send_cmd(dev, cmd, kvaser_usb_hydra_cmd_size(cmd)); + err = kvaser_usb_send_cmd(dev, cmd, cmd_len); if (err) goto end; @@ -812,6 +831,39 @@ static void kvaser_usb_hydra_flush_queue_reply(const struct kvaser_usb *dev, complete(&priv->flush_comp); } +static void kvaser_usb_hydra_get_busparams_reply(const struct kvaser_usb *dev, + const struct kvaser_cmd *cmd) +{ + struct kvaser_usb_net_priv *priv; + struct kvaser_usb_net_hydra_priv *hydra; + + priv = kvaser_usb_hydra_net_priv_from_cmd(dev, cmd); + if (!priv) + return; + + hydra = priv->sub_priv; + if (!hydra) + return; + + switch (hydra->pending_get_busparams_type) { + case KVASER_USB_HYDRA_BUSPARAM_TYPE_CAN: + memcpy(&priv->busparams_nominal, &cmd->get_busparams_res.busparams, + sizeof(priv->busparams_nominal)); + break; + case KVASER_USB_HYDRA_BUSPARAM_TYPE_CANFD: + memcpy(&priv->busparams_data, &cmd->get_busparams_res.busparams, + sizeof(priv->busparams_nominal)); + break; + default: + dev_warn(&dev->intf->dev, "Unknown get_busparams_type %d\n", + hydra->pending_get_busparams_type); + break; + } + hydra->pending_get_busparams_type = -1; + + complete(&priv->get_busparams_comp); +} + static void kvaser_usb_hydra_bus_status_to_can_state(const struct kvaser_usb_net_priv *priv, u8 bus_status, @@ -890,8 +942,10 @@ static void kvaser_usb_hydra_update_state(struct kvaser_usb_net_priv *priv, new_state < CAN_STATE_BUS_OFF) priv->can.can_stats.restarts++; - cf->data[6] = bec->txerr; - cf->data[7] = bec->rxerr; + if (new_state != CAN_STATE_BUS_OFF) { + cf->data[6] = bec->txerr; + cf->data[7] = bec->rxerr; + } stats = &netdev->stats; stats->rx_packets++; @@ -1045,8 +1099,10 @@ kvaser_usb_hydra_error_frame(struct kvaser_usb_net_priv *priv, shhwtstamps->hwtstamp = hwtstamp; cf->can_id |= CAN_ERR_BUSERROR; - cf->data[6] = bec.txerr; - cf->data[7] = bec.rxerr; + if (new_state != CAN_STATE_BUS_OFF) { + cf->data[6] = bec.txerr; + cf->data[7] = bec.rxerr; + } stats->rx_packets++; stats->rx_bytes += cf->can_dlc; @@ -1095,6 +1151,7 @@ static void kvaser_usb_hydra_tx_acknowledge(const struct kvaser_usb *dev, struct kvaser_usb_net_priv *priv; unsigned long irq_flags; bool one_shot_fail = false; + bool is_err_frame = false; u16 transid = kvaser_usb_hydra_get_cmd_transid(cmd); priv = kvaser_usb_hydra_net_priv_from_cmd(dev, cmd); @@ -1113,10 +1170,13 @@ static void kvaser_usb_hydra_tx_acknowledge(const struct kvaser_usb *dev, kvaser_usb_hydra_one_shot_fail(priv, cmd_ext); one_shot_fail = true; } + + is_err_frame = flags & KVASER_USB_HYDRA_CF_FLAG_TX_ACK && + flags & KVASER_USB_HYDRA_CF_FLAG_ERROR_FRAME; } context = &priv->tx_contexts[transid % dev->max_tx_urbs]; - if (!one_shot_fail) { + if (!one_shot_fail && !is_err_frame) { struct net_device_stats *stats = &priv->netdev->stats; stats->tx_packets++; @@ -1290,6 +1350,10 @@ static void kvaser_usb_hydra_handle_cmd_std(const struct kvaser_usb *dev, kvaser_usb_hydra_state_event(dev, cmd); break; + case CMD_GET_BUSPARAMS_RESP: + kvaser_usb_hydra_get_busparams_reply(dev, cmd); + break; + case CMD_ERROR_EVENT: kvaser_usb_hydra_error_event(dev, cmd); break; @@ -1490,15 +1554,61 @@ static int kvaser_usb_hydra_set_mode(struct net_device *netdev, return err; } -static int kvaser_usb_hydra_set_bittiming(struct net_device *netdev) +static int kvaser_usb_hydra_get_busparams(struct kvaser_usb_net_priv *priv, + int busparams_type) +{ + struct kvaser_usb *dev = priv->dev; + struct kvaser_usb_net_hydra_priv *hydra = priv->sub_priv; + struct kvaser_cmd *cmd; + size_t cmd_len; + int err; + + if (!hydra) + return -EINVAL; + + cmd = kcalloc(1, sizeof(struct kvaser_cmd), GFP_KERNEL); + if (!cmd) + return -ENOMEM; + + cmd->header.cmd_no = CMD_GET_BUSPARAMS_REQ; + cmd_len = kvaser_usb_hydra_cmd_size(cmd); + kvaser_usb_hydra_set_cmd_dest_he + (cmd, dev->card_data.hydra.channel_to_he[priv->channel]); + kvaser_usb_hydra_set_cmd_transid + (cmd, kvaser_usb_hydra_get_next_transid(dev)); + cmd->get_busparams_req.type = busparams_type; + hydra->pending_get_busparams_type = busparams_type; + + reinit_completion(&priv->get_busparams_comp); + + err = kvaser_usb_send_cmd(dev, cmd, cmd_len); + if (err) + return err; + + if (!wait_for_completion_timeout(&priv->get_busparams_comp, + msecs_to_jiffies(KVASER_USB_TIMEOUT))) + return -ETIMEDOUT; + + return err; +} + +static int kvaser_usb_hydra_get_nominal_busparams(struct kvaser_usb_net_priv *priv) +{ + return kvaser_usb_hydra_get_busparams(priv, KVASER_USB_HYDRA_BUSPARAM_TYPE_CAN); +} + +static int kvaser_usb_hydra_get_data_busparams(struct kvaser_usb_net_priv *priv) +{ + return kvaser_usb_hydra_get_busparams(priv, KVASER_USB_HYDRA_BUSPARAM_TYPE_CANFD); +} + +static int kvaser_usb_hydra_set_bittiming(const struct net_device *netdev, + const struct kvaser_usb_busparams *busparams) { struct kvaser_cmd *cmd; struct kvaser_usb_net_priv *priv = netdev_priv(netdev); - struct can_bittiming *bt = &priv->can.bittiming; struct kvaser_usb *dev = priv->dev; - int tseg1 = bt->prop_seg + bt->phase_seg1; - int tseg2 = bt->phase_seg2; - int sjw = bt->sjw; + size_t cmd_len; int err; cmd = kcalloc(1, sizeof(struct kvaser_cmd), GFP_KERNEL); @@ -1506,33 +1616,29 @@ static int kvaser_usb_hydra_set_bittiming(struct net_device *netdev) return -ENOMEM; cmd->header.cmd_no = CMD_SET_BUSPARAMS_REQ; - cmd->set_busparams_req.bitrate = cpu_to_le32(bt->bitrate); - cmd->set_busparams_req.sjw = (u8)sjw; - cmd->set_busparams_req.tseg1 = (u8)tseg1; - cmd->set_busparams_req.tseg2 = (u8)tseg2; - cmd->set_busparams_req.nsamples = 1; + cmd_len = kvaser_usb_hydra_cmd_size(cmd); + memcpy(&cmd->set_busparams_req.busparams_nominal, busparams, + sizeof(cmd->set_busparams_req.busparams_nominal)); kvaser_usb_hydra_set_cmd_dest_he (cmd, dev->card_data.hydra.channel_to_he[priv->channel]); kvaser_usb_hydra_set_cmd_transid (cmd, kvaser_usb_hydra_get_next_transid(dev)); - err = kvaser_usb_send_cmd(dev, cmd, kvaser_usb_hydra_cmd_size(cmd)); + err = kvaser_usb_send_cmd(dev, cmd, cmd_len); kfree(cmd); return err; } -static int kvaser_usb_hydra_set_data_bittiming(struct net_device *netdev) +static int kvaser_usb_hydra_set_data_bittiming(const struct net_device *netdev, + const struct kvaser_usb_busparams *busparams) { struct kvaser_cmd *cmd; struct kvaser_usb_net_priv *priv = netdev_priv(netdev); - struct can_bittiming *dbt = &priv->can.data_bittiming; struct kvaser_usb *dev = priv->dev; - int tseg1 = dbt->prop_seg + dbt->phase_seg1; - int tseg2 = dbt->phase_seg2; - int sjw = dbt->sjw; + size_t cmd_len; int err; cmd = kcalloc(1, sizeof(struct kvaser_cmd), GFP_KERNEL); @@ -1540,11 +1646,9 @@ static int kvaser_usb_hydra_set_data_bittiming(struct net_device *netdev) return -ENOMEM; cmd->header.cmd_no = CMD_SET_BUSPARAMS_FD_REQ; - cmd->set_busparams_req.bitrate_d = cpu_to_le32(dbt->bitrate); - cmd->set_busparams_req.sjw_d = (u8)sjw; - cmd->set_busparams_req.tseg1_d = (u8)tseg1; - cmd->set_busparams_req.tseg2_d = (u8)tseg2; - cmd->set_busparams_req.nsamples_d = 1; + cmd_len = kvaser_usb_hydra_cmd_size(cmd); + memcpy(&cmd->set_busparams_req.busparams_data, busparams, + sizeof(cmd->set_busparams_req.busparams_data)); if (priv->can.ctrlmode & CAN_CTRLMODE_FD) { if (priv->can.ctrlmode & CAN_CTRLMODE_FD_NON_ISO) @@ -1560,7 +1664,7 @@ static int kvaser_usb_hydra_set_data_bittiming(struct net_device *netdev) kvaser_usb_hydra_set_cmd_transid (cmd, kvaser_usb_hydra_get_next_transid(dev)); - err = kvaser_usb_send_cmd(dev, cmd, kvaser_usb_hydra_cmd_size(cmd)); + err = kvaser_usb_send_cmd(dev, cmd, cmd_len); kfree(cmd); @@ -1651,6 +1755,19 @@ static int kvaser_usb_hydra_init_card(struct kvaser_usb *dev) return 0; } +static int kvaser_usb_hydra_init_channel(struct kvaser_usb_net_priv *priv) +{ + struct kvaser_usb_net_hydra_priv *hydra; + + hydra = devm_kzalloc(&priv->dev->intf->dev, sizeof(*hydra), GFP_KERNEL); + if (!hydra) + return -ENOMEM; + + priv->sub_priv = hydra; + + return 0; +} + static int kvaser_usb_hydra_get_software_info(struct kvaser_usb *dev) { struct kvaser_cmd cmd; @@ -1675,6 +1792,7 @@ static int kvaser_usb_hydra_get_software_info(struct kvaser_usb *dev) static int kvaser_usb_hydra_get_software_details(struct kvaser_usb *dev) { struct kvaser_cmd *cmd; + size_t cmd_len; int err; u32 flags; struct kvaser_usb_dev_card_data *card_data = &dev->card_data; @@ -1684,6 +1802,7 @@ static int kvaser_usb_hydra_get_software_details(struct kvaser_usb *dev) return -ENOMEM; cmd->header.cmd_no = CMD_GET_SOFTWARE_DETAILS_REQ; + cmd_len = kvaser_usb_hydra_cmd_size(cmd); cmd->sw_detail_req.use_ext_cmd = 1; kvaser_usb_hydra_set_cmd_dest_he (cmd, KVASER_USB_HYDRA_HE_ADDRESS_ILLEGAL); @@ -1691,7 +1810,7 @@ static int kvaser_usb_hydra_get_software_details(struct kvaser_usb *dev) kvaser_usb_hydra_set_cmd_transid (cmd, kvaser_usb_hydra_get_next_transid(dev)); - err = kvaser_usb_send_cmd(dev, cmd, kvaser_usb_hydra_cmd_size(cmd)); + err = kvaser_usb_send_cmd(dev, cmd, cmd_len); if (err) goto end; @@ -1807,6 +1926,7 @@ static int kvaser_usb_hydra_set_opt_mode(const struct kvaser_usb_net_priv *priv) { struct kvaser_usb *dev = priv->dev; struct kvaser_cmd *cmd; + size_t cmd_len; int err; if ((priv->can.ctrlmode & @@ -1822,6 +1942,7 @@ static int kvaser_usb_hydra_set_opt_mode(const struct kvaser_usb_net_priv *priv) return -ENOMEM; cmd->header.cmd_no = CMD_SET_DRIVERMODE_REQ; + cmd_len = kvaser_usb_hydra_cmd_size(cmd); kvaser_usb_hydra_set_cmd_dest_he (cmd, dev->card_data.hydra.channel_to_he[priv->channel]); kvaser_usb_hydra_set_cmd_transid @@ -1831,7 +1952,7 @@ static int kvaser_usb_hydra_set_opt_mode(const struct kvaser_usb_net_priv *priv) else cmd->set_ctrlmode.mode = KVASER_USB_HYDRA_CTRLMODE_NORMAL; - err = kvaser_usb_send_cmd(dev, cmd, kvaser_usb_hydra_cmd_size(cmd)); + err = kvaser_usb_send_cmd(dev, cmd, cmd_len); kfree(cmd); return err; @@ -1841,7 +1962,7 @@ static int kvaser_usb_hydra_start_chip(struct kvaser_usb_net_priv *priv) { int err; - init_completion(&priv->start_comp); + reinit_completion(&priv->start_comp); err = kvaser_usb_hydra_send_simple_cmd(priv->dev, CMD_START_CHIP_REQ, priv->channel); @@ -1859,7 +1980,7 @@ static int kvaser_usb_hydra_stop_chip(struct kvaser_usb_net_priv *priv) { int err; - init_completion(&priv->stop_comp); + reinit_completion(&priv->stop_comp); /* Make sure we do not report invalid BUS_OFF from CMD_CHIP_STATE_EVENT * see comment in kvaser_usb_hydra_update_state() @@ -1882,7 +2003,7 @@ static int kvaser_usb_hydra_flush_queue(struct kvaser_usb_net_priv *priv) { int err; - init_completion(&priv->flush_comp); + reinit_completion(&priv->flush_comp); err = kvaser_usb_hydra_send_simple_cmd(priv->dev, CMD_FLUSH_QUEUE, priv->channel); @@ -1993,10 +2114,13 @@ kvaser_usb_hydra_frame_to_cmd(const struct kvaser_usb_net_priv *priv, const struct kvaser_usb_dev_ops kvaser_usb_hydra_dev_ops = { .dev_set_mode = kvaser_usb_hydra_set_mode, .dev_set_bittiming = kvaser_usb_hydra_set_bittiming, + .dev_get_busparams = kvaser_usb_hydra_get_nominal_busparams, .dev_set_data_bittiming = kvaser_usb_hydra_set_data_bittiming, + .dev_get_data_busparams = kvaser_usb_hydra_get_data_busparams, .dev_get_berr_counter = kvaser_usb_hydra_get_berr_counter, .dev_setup_endpoints = kvaser_usb_hydra_setup_endpoints, .dev_init_card = kvaser_usb_hydra_init_card, + .dev_init_channel = kvaser_usb_hydra_init_channel, .dev_get_software_info = kvaser_usb_hydra_get_software_info, .dev_get_software_details = kvaser_usb_hydra_get_software_details, .dev_get_card_info = kvaser_usb_hydra_get_card_info, @@ -2024,5 +2148,5 @@ static const struct kvaser_usb_dev_cfg kvaser_usb_hydra_dev_cfg_flexc = { .freq = 24000000, }, .timestamp_freq = 1, - .bittiming_const = &kvaser_usb_hydra_flexc_bittiming_c, + .bittiming_const = &kvaser_usb_flexc_bittiming_const, }; diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c index 1b9957f12459..f06d63db9077 100644 --- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c +++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c @@ -20,6 +20,7 @@ #include <linux/string.h> #include <linux/types.h> #include <linux/usb.h> +#include <linux/workqueue.h> #include <linux/can.h> #include <linux/can/dev.h> @@ -28,10 +29,6 @@ #include "kvaser_usb.h" -/* Forward declaration */ -static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_dev_cfg; - -#define CAN_USB_CLOCK 8000000 #define MAX_USBCAN_NET_DEVICES 2 /* Command header size */ @@ -59,6 +56,9 @@ static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_dev_cfg; #define CMD_RX_EXT_MESSAGE 14 #define CMD_TX_EXT_MESSAGE 15 #define CMD_SET_BUS_PARAMS 16 +#define CMD_GET_BUS_PARAMS 17 +#define CMD_GET_BUS_PARAMS_REPLY 18 +#define CMD_GET_CHIP_STATE 19 #define CMD_CHIP_STATE_EVENT 20 #define CMD_SET_CTRL_MODE 21 #define CMD_RESET_CHIP 24 @@ -73,13 +73,24 @@ static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_dev_cfg; #define CMD_GET_CARD_INFO_REPLY 35 #define CMD_GET_SOFTWARE_INFO 38 #define CMD_GET_SOFTWARE_INFO_REPLY 39 +#define CMD_ERROR_EVENT 45 #define CMD_FLUSH_QUEUE 48 #define CMD_TX_ACKNOWLEDGE 50 #define CMD_CAN_ERROR_EVENT 51 #define CMD_FLUSH_QUEUE_REPLY 68 +#define CMD_GET_CAPABILITIES_REQ 95 +#define CMD_GET_CAPABILITIES_RESP 96 #define CMD_LEAF_LOG_MESSAGE 106 +/* Leaf frequency options */ +#define KVASER_USB_LEAF_SWOPTION_FREQ_MASK 0x60 +#define KVASER_USB_LEAF_SWOPTION_FREQ_16_MHZ_CLK 0 +#define KVASER_USB_LEAF_SWOPTION_FREQ_32_MHZ_CLK BIT(5) +#define KVASER_USB_LEAF_SWOPTION_FREQ_24_MHZ_CLK BIT(6) + +#define KVASER_USB_LEAF_SWOPTION_EXT_CAP BIT(12) + /* error factors */ #define M16C_EF_ACKE BIT(0) #define M16C_EF_CRCE BIT(1) @@ -98,16 +109,6 @@ static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_dev_cfg; #define USBCAN_ERROR_STATE_RX_ERROR BIT(1) #define USBCAN_ERROR_STATE_BUSERROR BIT(2) -/* bittiming parameters */ -#define KVASER_USB_TSEG1_MIN 1 -#define KVASER_USB_TSEG1_MAX 16 -#define KVASER_USB_TSEG2_MIN 1 -#define KVASER_USB_TSEG2_MAX 8 -#define KVASER_USB_SJW_MAX 4 -#define KVASER_USB_BRP_MIN 1 -#define KVASER_USB_BRP_MAX 64 -#define KVASER_USB_BRP_INC 1 - /* ctrl modes */ #define KVASER_CTRL_MODE_NORMAL 1 #define KVASER_CTRL_MODE_SILENT 2 @@ -164,11 +165,7 @@ struct usbcan_cmd_softinfo { struct kvaser_cmd_busparams { u8 tid; u8 channel; - __le32 bitrate; - u8 tseg1; - u8 tseg2; - u8 sjw; - u8 no_samp; + struct kvaser_usb_busparams busparams; } __packed; struct kvaser_cmd_tx_can { @@ -237,7 +234,7 @@ struct kvaser_cmd_tx_acknowledge_header { u8 tid; } __packed; -struct leaf_cmd_error_event { +struct leaf_cmd_can_error_event { u8 tid; u8 flags; __le16 time[3]; @@ -249,7 +246,7 @@ struct leaf_cmd_error_event { u8 error_factor; } __packed; -struct usbcan_cmd_error_event { +struct usbcan_cmd_can_error_event { u8 tid; u8 padding; u8 tx_errors_count_ch0; @@ -261,6 +258,28 @@ struct usbcan_cmd_error_event { __le16 time; } __packed; +/* CMD_ERROR_EVENT error codes */ +#define KVASER_USB_LEAF_ERROR_EVENT_TX_QUEUE_FULL 0x8 +#define KVASER_USB_LEAF_ERROR_EVENT_PARAM 0x9 + +struct leaf_cmd_error_event { + u8 tid; + u8 error_code; + __le16 timestamp[3]; + __le16 padding; + __le16 info1; + __le16 info2; +} __packed; + +struct usbcan_cmd_error_event { + u8 tid; + u8 error_code; + __le16 info1; + __le16 info2; + __le16 timestamp; + __le16 padding; +} __packed; + struct kvaser_cmd_ctrl_mode { u8 tid; u8 channel; @@ -285,6 +304,28 @@ struct leaf_cmd_log_message { u8 data[8]; } __packed; +/* Sub commands for cap_req and cap_res */ +#define KVASER_USB_LEAF_CAP_CMD_LISTEN_MODE 0x02 +#define KVASER_USB_LEAF_CAP_CMD_ERR_REPORT 0x05 +struct kvaser_cmd_cap_req { + __le16 padding0; + __le16 cap_cmd; + __le16 padding1; + __le16 channel; +} __packed; + +/* Status codes for cap_res */ +#define KVASER_USB_LEAF_CAP_STAT_OK 0x00 +#define KVASER_USB_LEAF_CAP_STAT_NOT_IMPL 0x01 +#define KVASER_USB_LEAF_CAP_STAT_UNAVAIL 0x02 +struct kvaser_cmd_cap_res { + __le16 padding; + __le16 cap_cmd; + __le16 status; + __le32 mask; + __le32 value; +} __packed; + struct kvaser_cmd { u8 len; u8 id; @@ -300,14 +341,18 @@ struct kvaser_cmd { struct leaf_cmd_softinfo softinfo; struct leaf_cmd_rx_can rx_can; struct leaf_cmd_chip_state_event chip_state_event; - struct leaf_cmd_error_event error_event; + struct leaf_cmd_can_error_event can_error_event; struct leaf_cmd_log_message log_message; + struct leaf_cmd_error_event error_event; + struct kvaser_cmd_cap_req cap_req; + struct kvaser_cmd_cap_res cap_res; } __packed leaf; union { struct usbcan_cmd_softinfo softinfo; struct usbcan_cmd_rx_can rx_can; struct usbcan_cmd_chip_state_event chip_state_event; + struct usbcan_cmd_can_error_event can_error_event; struct usbcan_cmd_error_event error_event; } __packed usbcan; @@ -317,6 +362,42 @@ struct kvaser_cmd { } u; } __packed; +#define CMD_SIZE_ANY 0xff +#define kvaser_fsize(field) sizeof_field(struct kvaser_cmd, field) + +static const u8 kvaser_usb_leaf_cmd_sizes_leaf[] = { + [CMD_START_CHIP_REPLY] = kvaser_fsize(u.simple), + [CMD_STOP_CHIP_REPLY] = kvaser_fsize(u.simple), + [CMD_GET_CARD_INFO_REPLY] = kvaser_fsize(u.cardinfo), + [CMD_TX_ACKNOWLEDGE] = kvaser_fsize(u.tx_acknowledge_header), + [CMD_GET_SOFTWARE_INFO_REPLY] = kvaser_fsize(u.leaf.softinfo), + [CMD_RX_STD_MESSAGE] = kvaser_fsize(u.leaf.rx_can), + [CMD_RX_EXT_MESSAGE] = kvaser_fsize(u.leaf.rx_can), + [CMD_LEAF_LOG_MESSAGE] = kvaser_fsize(u.leaf.log_message), + [CMD_CHIP_STATE_EVENT] = kvaser_fsize(u.leaf.chip_state_event), + [CMD_CAN_ERROR_EVENT] = kvaser_fsize(u.leaf.can_error_event), + [CMD_GET_CAPABILITIES_RESP] = kvaser_fsize(u.leaf.cap_res), + [CMD_GET_BUS_PARAMS_REPLY] = kvaser_fsize(u.busparams), + [CMD_ERROR_EVENT] = kvaser_fsize(u.leaf.error_event), + /* ignored events: */ + [CMD_FLUSH_QUEUE_REPLY] = CMD_SIZE_ANY, +}; + +static const u8 kvaser_usb_leaf_cmd_sizes_usbcan[] = { + [CMD_START_CHIP_REPLY] = kvaser_fsize(u.simple), + [CMD_STOP_CHIP_REPLY] = kvaser_fsize(u.simple), + [CMD_GET_CARD_INFO_REPLY] = kvaser_fsize(u.cardinfo), + [CMD_TX_ACKNOWLEDGE] = kvaser_fsize(u.tx_acknowledge_header), + [CMD_GET_SOFTWARE_INFO_REPLY] = kvaser_fsize(u.usbcan.softinfo), + [CMD_RX_STD_MESSAGE] = kvaser_fsize(u.usbcan.rx_can), + [CMD_RX_EXT_MESSAGE] = kvaser_fsize(u.usbcan.rx_can), + [CMD_CHIP_STATE_EVENT] = kvaser_fsize(u.usbcan.chip_state_event), + [CMD_CAN_ERROR_EVENT] = kvaser_fsize(u.usbcan.can_error_event), + [CMD_ERROR_EVENT] = kvaser_fsize(u.usbcan.error_event), + /* ignored events: */ + [CMD_USBCAN_CLOCK_OVERFLOW_EVENT] = CMD_SIZE_ANY, +}; + /* Summary of a kvaser error event, for a unified Leaf/Usbcan error * handling. Some discrepancies between the two families exist: * @@ -340,6 +421,113 @@ struct kvaser_usb_err_summary { }; }; +struct kvaser_usb_net_leaf_priv { + struct kvaser_usb_net_priv *net; + + struct delayed_work chip_state_req_work; +}; + +static const struct can_bittiming_const kvaser_usb_leaf_m16c_bittiming_const = { + .name = "kvaser_usb_ucii", + .tseg1_min = 4, + .tseg1_max = 16, + .tseg2_min = 2, + .tseg2_max = 8, + .sjw_max = 4, + .brp_min = 1, + .brp_max = 16, + .brp_inc = 1, +}; + +static const struct can_bittiming_const kvaser_usb_leaf_m32c_bittiming_const = { + .name = "kvaser_usb_leaf", + .tseg1_min = 3, + .tseg1_max = 16, + .tseg2_min = 2, + .tseg2_max = 8, + .sjw_max = 4, + .brp_min = 2, + .brp_max = 128, + .brp_inc = 2, +}; + +static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_usbcan_dev_cfg = { + .clock = { + .freq = 8000000, + }, + .timestamp_freq = 1, + .bittiming_const = &kvaser_usb_leaf_m16c_bittiming_const, +}; + +static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_m32c_dev_cfg = { + .clock = { + .freq = 16000000, + }, + .timestamp_freq = 1, + .bittiming_const = &kvaser_usb_leaf_m32c_bittiming_const, +}; + +static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_imx_dev_cfg_16mhz = { + .clock = { + .freq = 16000000, + }, + .timestamp_freq = 1, + .bittiming_const = &kvaser_usb_flexc_bittiming_const, +}; + +static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_imx_dev_cfg_24mhz = { + .clock = { + .freq = 24000000, + }, + .timestamp_freq = 1, + .bittiming_const = &kvaser_usb_flexc_bittiming_const, +}; + +static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_imx_dev_cfg_32mhz = { + .clock = { + .freq = 32000000, + }, + .timestamp_freq = 1, + .bittiming_const = &kvaser_usb_flexc_bittiming_const, +}; + +static int kvaser_usb_leaf_verify_size(const struct kvaser_usb *dev, + const struct kvaser_cmd *cmd) +{ + /* buffer size >= cmd->len ensured by caller */ + u8 min_size = 0; + + switch (dev->driver_info->family) { + case KVASER_LEAF: + if (cmd->id < ARRAY_SIZE(kvaser_usb_leaf_cmd_sizes_leaf)) + min_size = kvaser_usb_leaf_cmd_sizes_leaf[cmd->id]; + break; + case KVASER_USBCAN: + if (cmd->id < ARRAY_SIZE(kvaser_usb_leaf_cmd_sizes_usbcan)) + min_size = kvaser_usb_leaf_cmd_sizes_usbcan[cmd->id]; + break; + } + + if (min_size == CMD_SIZE_ANY) + return 0; + + if (min_size) { + min_size += CMD_HEADER_LEN; + if (cmd->len >= min_size) + return 0; + + dev_err_ratelimited(&dev->intf->dev, + "Received command %u too short (size %u, needed %u)", + cmd->id, cmd->len, min_size); + return -EIO; + } + + dev_warn_ratelimited(&dev->intf->dev, + "Unhandled command (%d, size %d)\n", + cmd->id, cmd->len); + return -EINVAL; +} + static void * kvaser_usb_leaf_frame_to_cmd(const struct kvaser_usb_net_priv *priv, const struct sk_buff *skb, int *frame_len, @@ -359,7 +547,7 @@ kvaser_usb_leaf_frame_to_cmd(const struct kvaser_usb_net_priv *priv, sizeof(struct kvaser_cmd_tx_can); cmd->u.tx_can.channel = priv->channel; - switch (dev->card_data.leaf.family) { + switch (dev->driver_info->family) { case KVASER_LEAF: cmd_tx_can_flags = &cmd->u.tx_can.leaf.flags; break; @@ -447,6 +635,9 @@ static int kvaser_usb_leaf_wait_cmd(const struct kvaser_usb *dev, u8 id, end: kfree(buf); + if (err == 0) + err = kvaser_usb_leaf_verify_size(dev, cmd); + return err; } @@ -471,6 +662,37 @@ static int kvaser_usb_leaf_send_simple_cmd(const struct kvaser_usb *dev, return rc; } +static void kvaser_usb_leaf_get_software_info_leaf(struct kvaser_usb *dev, + const struct leaf_cmd_softinfo *softinfo) +{ + u32 sw_options = le32_to_cpu(softinfo->sw_options); + + dev->fw_version = le32_to_cpu(softinfo->fw_version); + dev->max_tx_urbs = le16_to_cpu(softinfo->max_outstanding_tx); + + if (sw_options & KVASER_USB_LEAF_SWOPTION_EXT_CAP) + dev->card_data.capabilities |= KVASER_USB_CAP_EXT_CAP; + + if (dev->driver_info->quirks & KVASER_USB_QUIRK_IGNORE_CLK_FREQ) { + /* Firmware expects bittiming parameters calculated for 16MHz + * clock, regardless of the actual clock + */ + dev->cfg = &kvaser_usb_leaf_m32c_dev_cfg; + } else { + switch (sw_options & KVASER_USB_LEAF_SWOPTION_FREQ_MASK) { + case KVASER_USB_LEAF_SWOPTION_FREQ_16_MHZ_CLK: + dev->cfg = &kvaser_usb_leaf_imx_dev_cfg_16mhz; + break; + case KVASER_USB_LEAF_SWOPTION_FREQ_24_MHZ_CLK: + dev->cfg = &kvaser_usb_leaf_imx_dev_cfg_24mhz; + break; + case KVASER_USB_LEAF_SWOPTION_FREQ_32_MHZ_CLK: + dev->cfg = &kvaser_usb_leaf_imx_dev_cfg_32mhz; + break; + } + } +} + static int kvaser_usb_leaf_get_software_info_inner(struct kvaser_usb *dev) { struct kvaser_cmd cmd; @@ -484,16 +706,15 @@ static int kvaser_usb_leaf_get_software_info_inner(struct kvaser_usb *dev) if (err) return err; - switch (dev->card_data.leaf.family) { + switch (dev->driver_info->family) { case KVASER_LEAF: - dev->fw_version = le32_to_cpu(cmd.u.leaf.softinfo.fw_version); - dev->max_tx_urbs = - le16_to_cpu(cmd.u.leaf.softinfo.max_outstanding_tx); + kvaser_usb_leaf_get_software_info_leaf(dev, &cmd.u.leaf.softinfo); break; case KVASER_USBCAN: dev->fw_version = le32_to_cpu(cmd.u.usbcan.softinfo.fw_version); dev->max_tx_urbs = le16_to_cpu(cmd.u.usbcan.softinfo.max_outstanding_tx); + dev->cfg = &kvaser_usb_leaf_usbcan_dev_cfg; break; } @@ -532,13 +753,123 @@ static int kvaser_usb_leaf_get_card_info(struct kvaser_usb *dev) dev->nchannels = cmd.u.cardinfo.nchannels; if (dev->nchannels > KVASER_USB_MAX_NET_DEVICES || - (dev->card_data.leaf.family == KVASER_USBCAN && + (dev->driver_info->family == KVASER_USBCAN && dev->nchannels > MAX_USBCAN_NET_DEVICES)) return -EINVAL; return 0; } +static int kvaser_usb_leaf_get_single_capability(struct kvaser_usb *dev, + u16 cap_cmd_req, u16 *status) +{ + struct kvaser_usb_dev_card_data *card_data = &dev->card_data; + struct kvaser_cmd *cmd; + u32 value = 0; + u32 mask = 0; + u16 cap_cmd_res; + int err; + int i; + + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); + if (!cmd) + return -ENOMEM; + + cmd->id = CMD_GET_CAPABILITIES_REQ; + cmd->u.leaf.cap_req.cap_cmd = cpu_to_le16(cap_cmd_req); + cmd->len = CMD_HEADER_LEN + sizeof(struct kvaser_cmd_cap_req); + + err = kvaser_usb_send_cmd(dev, cmd, cmd->len); + if (err) + goto end; + + err = kvaser_usb_leaf_wait_cmd(dev, CMD_GET_CAPABILITIES_RESP, cmd); + if (err) + goto end; + + *status = le16_to_cpu(cmd->u.leaf.cap_res.status); + + if (*status != KVASER_USB_LEAF_CAP_STAT_OK) + goto end; + + cap_cmd_res = le16_to_cpu(cmd->u.leaf.cap_res.cap_cmd); + switch (cap_cmd_res) { + case KVASER_USB_LEAF_CAP_CMD_LISTEN_MODE: + case KVASER_USB_LEAF_CAP_CMD_ERR_REPORT: + value = le32_to_cpu(cmd->u.leaf.cap_res.value); + mask = le32_to_cpu(cmd->u.leaf.cap_res.mask); + break; + default: + dev_warn(&dev->intf->dev, "Unknown capability command %u\n", + cap_cmd_res); + break; + } + + for (i = 0; i < dev->nchannels; i++) { + if (BIT(i) & (value & mask)) { + switch (cap_cmd_res) { + case KVASER_USB_LEAF_CAP_CMD_LISTEN_MODE: + card_data->ctrlmode_supported |= + CAN_CTRLMODE_LISTENONLY; + break; + case KVASER_USB_LEAF_CAP_CMD_ERR_REPORT: + card_data->capabilities |= + KVASER_USB_CAP_BERR_CAP; + break; + } + } + } + +end: + kfree(cmd); + + return err; +} + +static int kvaser_usb_leaf_get_capabilities_leaf(struct kvaser_usb *dev) +{ + int err; + u16 status; + + if (!(dev->card_data.capabilities & KVASER_USB_CAP_EXT_CAP)) { + dev_info(&dev->intf->dev, + "No extended capability support. Upgrade device firmware.\n"); + return 0; + } + + err = kvaser_usb_leaf_get_single_capability(dev, + KVASER_USB_LEAF_CAP_CMD_LISTEN_MODE, + &status); + if (err) + return err; + if (status) + dev_info(&dev->intf->dev, + "KVASER_USB_LEAF_CAP_CMD_LISTEN_MODE failed %u\n", + status); + + err = kvaser_usb_leaf_get_single_capability(dev, + KVASER_USB_LEAF_CAP_CMD_ERR_REPORT, + &status); + if (err) + return err; + if (status) + dev_info(&dev->intf->dev, + "KVASER_USB_LEAF_CAP_CMD_ERR_REPORT failed %u\n", + status); + + return 0; +} + +static int kvaser_usb_leaf_get_capabilities(struct kvaser_usb *dev) +{ + int err = 0; + + if (dev->driver_info->family == KVASER_LEAF) + err = kvaser_usb_leaf_get_capabilities_leaf(dev); + + return err; +} + static void kvaser_usb_leaf_tx_acknowledge(const struct kvaser_usb *dev, const struct kvaser_cmd *cmd) { @@ -567,7 +898,7 @@ static void kvaser_usb_leaf_tx_acknowledge(const struct kvaser_usb *dev, context = &priv->tx_contexts[tid % dev->max_tx_urbs]; /* Sometimes the state change doesn't come after a bus-off event */ - if (priv->can.restart_ms && priv->can.state >= CAN_STATE_BUS_OFF) { + if (priv->can.restart_ms && priv->can.state == CAN_STATE_BUS_OFF) { struct sk_buff *skb; struct can_frame *cf; @@ -623,6 +954,16 @@ static int kvaser_usb_leaf_simple_cmd_async(struct kvaser_usb_net_priv *priv, return err; } +static void kvaser_usb_leaf_chip_state_req_work(struct work_struct *work) +{ + struct kvaser_usb_net_leaf_priv *leaf = + container_of(work, struct kvaser_usb_net_leaf_priv, + chip_state_req_work.work); + struct kvaser_usb_net_priv *priv = leaf->net; + + kvaser_usb_leaf_simple_cmd_async(priv, CMD_GET_CHIP_STATE); +} + static void kvaser_usb_leaf_rx_error_update_can_state(struct kvaser_usb_net_priv *priv, const struct kvaser_usb_err_summary *es, @@ -641,20 +982,16 @@ kvaser_usb_leaf_rx_error_update_can_state(struct kvaser_usb_net_priv *priv, new_state = CAN_STATE_BUS_OFF; } else if (es->status & M16C_STATE_BUS_PASSIVE) { new_state = CAN_STATE_ERROR_PASSIVE; - } else if (es->status & M16C_STATE_BUS_ERROR) { + } else if ((es->status & M16C_STATE_BUS_ERROR) && + cur_state >= CAN_STATE_BUS_OFF) { /* Guard against spurious error events after a busoff */ - if (cur_state < CAN_STATE_BUS_OFF) { - if (es->txerr >= 128 || es->rxerr >= 128) - new_state = CAN_STATE_ERROR_PASSIVE; - else if (es->txerr >= 96 || es->rxerr >= 96) - new_state = CAN_STATE_ERROR_WARNING; - else if (cur_state > CAN_STATE_ERROR_ACTIVE) - new_state = CAN_STATE_ERROR_ACTIVE; - } - } - - if (!es->status) + } else if (es->txerr >= 128 || es->rxerr >= 128) { + new_state = CAN_STATE_ERROR_PASSIVE; + } else if (es->txerr >= 96 || es->rxerr >= 96) { + new_state = CAN_STATE_ERROR_WARNING; + } else { new_state = CAN_STATE_ERROR_ACTIVE; + } if (new_state != cur_state) { tx_state = (es->txerr >= es->rxerr) ? new_state : 0; @@ -664,11 +1001,11 @@ kvaser_usb_leaf_rx_error_update_can_state(struct kvaser_usb_net_priv *priv, } if (priv->can.restart_ms && - cur_state >= CAN_STATE_BUS_OFF && + cur_state == CAN_STATE_BUS_OFF && new_state < CAN_STATE_BUS_OFF) priv->can.can_stats.restarts++; - switch (dev->card_data.leaf.family) { + switch (dev->driver_info->family) { case KVASER_LEAF: if (es->leaf.error_factor) { priv->can.can_stats.bus_error++; @@ -698,6 +1035,7 @@ static void kvaser_usb_leaf_rx_error(const struct kvaser_usb *dev, struct sk_buff *skb; struct net_device_stats *stats; struct kvaser_usb_net_priv *priv; + struct kvaser_usb_net_leaf_priv *leaf; enum can_state old_state, new_state; if (es->channel >= dev->nchannels) { @@ -707,8 +1045,13 @@ static void kvaser_usb_leaf_rx_error(const struct kvaser_usb *dev, } priv = dev->nets[es->channel]; + leaf = priv->sub_priv; stats = &priv->netdev->stats; + /* Ignore e.g. state change to bus-off reported just after stopping */ + if (!netif_running(priv->netdev)) + return; + /* Update all of the CAN interface's state and error counters before * trying any memory allocation that can actually fail with -ENOMEM. * @@ -723,6 +1066,14 @@ static void kvaser_usb_leaf_rx_error(const struct kvaser_usb *dev, kvaser_usb_leaf_rx_error_update_can_state(priv, es, &tmp_cf); new_state = priv->can.state; + /* If there are errors, request status updates periodically as we do + * not get automatic notifications of improved state. + */ + if (new_state < CAN_STATE_BUS_OFF && + (es->rxerr || es->txerr || new_state == CAN_STATE_ERROR_PASSIVE)) + schedule_delayed_work(&leaf->chip_state_req_work, + msecs_to_jiffies(500)); + skb = alloc_can_err_skb(priv->netdev, &cf); if (!skb) { stats->rx_dropped++; @@ -740,14 +1091,14 @@ static void kvaser_usb_leaf_rx_error(const struct kvaser_usb *dev, } if (priv->can.restart_ms && - old_state >= CAN_STATE_BUS_OFF && + old_state == CAN_STATE_BUS_OFF && new_state < CAN_STATE_BUS_OFF) { cf->can_id |= CAN_ERR_RESTARTED; netif_carrier_on(priv->netdev); } } - switch (dev->card_data.leaf.family) { + switch (dev->driver_info->family) { case KVASER_LEAF: if (es->leaf.error_factor) { cf->can_id |= CAN_ERR_BUSERROR | CAN_ERR_PROT; @@ -774,8 +1125,10 @@ static void kvaser_usb_leaf_rx_error(const struct kvaser_usb *dev, break; } - cf->data[6] = es->txerr; - cf->data[7] = es->rxerr; + if (new_state != CAN_STATE_BUS_OFF) { + cf->data[6] = es->txerr; + cf->data[7] = es->rxerr; + } stats->rx_packets++; stats->rx_bytes += cf->can_dlc; @@ -838,11 +1191,11 @@ static void kvaser_usb_leaf_usbcan_rx_error(const struct kvaser_usb *dev, case CMD_CAN_ERROR_EVENT: es.channel = 0; - es.status = cmd->u.usbcan.error_event.status_ch0; - es.txerr = cmd->u.usbcan.error_event.tx_errors_count_ch0; - es.rxerr = cmd->u.usbcan.error_event.rx_errors_count_ch0; + es.status = cmd->u.usbcan.can_error_event.status_ch0; + es.txerr = cmd->u.usbcan.can_error_event.tx_errors_count_ch0; + es.rxerr = cmd->u.usbcan.can_error_event.rx_errors_count_ch0; es.usbcan.other_ch_status = - cmd->u.usbcan.error_event.status_ch1; + cmd->u.usbcan.can_error_event.status_ch1; kvaser_usb_leaf_usbcan_conditionally_rx_error(dev, &es); /* The USBCAN firmware supports up to 2 channels. @@ -850,13 +1203,13 @@ static void kvaser_usb_leaf_usbcan_rx_error(const struct kvaser_usb *dev, */ if (dev->nchannels == MAX_USBCAN_NET_DEVICES) { es.channel = 1; - es.status = cmd->u.usbcan.error_event.status_ch1; + es.status = cmd->u.usbcan.can_error_event.status_ch1; es.txerr = - cmd->u.usbcan.error_event.tx_errors_count_ch1; + cmd->u.usbcan.can_error_event.tx_errors_count_ch1; es.rxerr = - cmd->u.usbcan.error_event.rx_errors_count_ch1; + cmd->u.usbcan.can_error_event.rx_errors_count_ch1; es.usbcan.other_ch_status = - cmd->u.usbcan.error_event.status_ch0; + cmd->u.usbcan.can_error_event.status_ch0; kvaser_usb_leaf_usbcan_conditionally_rx_error(dev, &es); } break; @@ -873,11 +1226,11 @@ static void kvaser_usb_leaf_leaf_rx_error(const struct kvaser_usb *dev, switch (cmd->id) { case CMD_CAN_ERROR_EVENT: - es.channel = cmd->u.leaf.error_event.channel; - es.status = cmd->u.leaf.error_event.status; - es.txerr = cmd->u.leaf.error_event.tx_errors_count; - es.rxerr = cmd->u.leaf.error_event.rx_errors_count; - es.leaf.error_factor = cmd->u.leaf.error_event.error_factor; + es.channel = cmd->u.leaf.can_error_event.channel; + es.status = cmd->u.leaf.can_error_event.status; + es.txerr = cmd->u.leaf.can_error_event.tx_errors_count; + es.rxerr = cmd->u.leaf.can_error_event.rx_errors_count; + es.leaf.error_factor = cmd->u.leaf.can_error_event.error_factor; break; case CMD_LEAF_LOG_MESSAGE: es.channel = cmd->u.leaf.log_message.channel; @@ -939,7 +1292,7 @@ static void kvaser_usb_leaf_rx_can_msg(const struct kvaser_usb *dev, stats = &priv->netdev->stats; if ((cmd->u.rx_can_header.flag & MSG_FLAG_ERROR_FRAME) && - (dev->card_data.leaf.family == KVASER_LEAF && + (dev->driver_info->family == KVASER_LEAF && cmd->id == CMD_LEAF_LOG_MESSAGE)) { kvaser_usb_leaf_leaf_rx_error(dev, cmd); return; @@ -955,7 +1308,7 @@ static void kvaser_usb_leaf_rx_can_msg(const struct kvaser_usb *dev, return; } - switch (dev->card_data.leaf.family) { + switch (dev->driver_info->family) { case KVASER_LEAF: rx_data = cmd->u.leaf.rx_can.data; break; @@ -970,7 +1323,7 @@ static void kvaser_usb_leaf_rx_can_msg(const struct kvaser_usb *dev, return; } - if (dev->card_data.leaf.family == KVASER_LEAF && cmd->id == + if (dev->driver_info->family == KVASER_LEAF && cmd->id == CMD_LEAF_LOG_MESSAGE) { cf->can_id = le32_to_cpu(cmd->u.leaf.log_message.id); if (cf->can_id & KVASER_EXTENDED_FRAME) @@ -1009,6 +1362,74 @@ static void kvaser_usb_leaf_rx_can_msg(const struct kvaser_usb *dev, netif_rx(skb); } +static void kvaser_usb_leaf_error_event_parameter(const struct kvaser_usb *dev, + const struct kvaser_cmd *cmd) +{ + u16 info1 = 0; + + switch (dev->driver_info->family) { + case KVASER_LEAF: + info1 = le16_to_cpu(cmd->u.leaf.error_event.info1); + break; + case KVASER_USBCAN: + info1 = le16_to_cpu(cmd->u.usbcan.error_event.info1); + break; + } + + /* info1 will contain the offending cmd_no */ + switch (info1) { + case CMD_SET_CTRL_MODE: + dev_warn(&dev->intf->dev, + "CMD_SET_CTRL_MODE error in parameter\n"); + break; + + case CMD_SET_BUS_PARAMS: + dev_warn(&dev->intf->dev, + "CMD_SET_BUS_PARAMS error in parameter\n"); + break; + + default: + dev_warn(&dev->intf->dev, + "Unhandled parameter error event cmd_no (%u)\n", + info1); + break; + } +} + +static void kvaser_usb_leaf_error_event(const struct kvaser_usb *dev, + const struct kvaser_cmd *cmd) +{ + u8 error_code = 0; + + switch (dev->driver_info->family) { + case KVASER_LEAF: + error_code = cmd->u.leaf.error_event.error_code; + break; + case KVASER_USBCAN: + error_code = cmd->u.usbcan.error_event.error_code; + break; + } + + switch (error_code) { + case KVASER_USB_LEAF_ERROR_EVENT_TX_QUEUE_FULL: + /* Received additional CAN message, when firmware TX queue is + * already full. Something is wrong with the driver. + * This should never happen! + */ + dev_err(&dev->intf->dev, + "Received error event TX_QUEUE_FULL\n"); + break; + case KVASER_USB_LEAF_ERROR_EVENT_PARAM: + kvaser_usb_leaf_error_event_parameter(dev, cmd); + break; + + default: + dev_warn(&dev->intf->dev, + "Unhandled error event (%d)\n", error_code); + break; + } +} + static void kvaser_usb_leaf_start_chip_reply(const struct kvaser_usb *dev, const struct kvaser_cmd *cmd) { @@ -1049,9 +1470,31 @@ static void kvaser_usb_leaf_stop_chip_reply(const struct kvaser_usb *dev, complete(&priv->stop_comp); } +static void kvaser_usb_leaf_get_busparams_reply(const struct kvaser_usb *dev, + const struct kvaser_cmd *cmd) +{ + struct kvaser_usb_net_priv *priv; + u8 channel = cmd->u.busparams.channel; + + if (channel >= dev->nchannels) { + dev_err(&dev->intf->dev, + "Invalid channel number (%d)\n", channel); + return; + } + + priv = dev->nets[channel]; + memcpy(&priv->busparams_nominal, &cmd->u.busparams.busparams, + sizeof(priv->busparams_nominal)); + + complete(&priv->get_busparams_comp); +} + static void kvaser_usb_leaf_handle_command(const struct kvaser_usb *dev, const struct kvaser_cmd *cmd) { + if (kvaser_usb_leaf_verify_size(dev, cmd) < 0) + return; + switch (cmd->id) { case CMD_START_CHIP_REPLY: kvaser_usb_leaf_start_chip_reply(dev, cmd); @@ -1067,14 +1510,14 @@ static void kvaser_usb_leaf_handle_command(const struct kvaser_usb *dev, break; case CMD_LEAF_LOG_MESSAGE: - if (dev->card_data.leaf.family != KVASER_LEAF) + if (dev->driver_info->family != KVASER_LEAF) goto warn; kvaser_usb_leaf_rx_can_msg(dev, cmd); break; case CMD_CHIP_STATE_EVENT: case CMD_CAN_ERROR_EVENT: - if (dev->card_data.leaf.family == KVASER_LEAF) + if (dev->driver_info->family == KVASER_LEAF) kvaser_usb_leaf_leaf_rx_error(dev, cmd); else kvaser_usb_leaf_usbcan_rx_error(dev, cmd); @@ -1084,14 +1527,22 @@ static void kvaser_usb_leaf_handle_command(const struct kvaser_usb *dev, kvaser_usb_leaf_tx_acknowledge(dev, cmd); break; + case CMD_ERROR_EVENT: + kvaser_usb_leaf_error_event(dev, cmd); + break; + + case CMD_GET_BUS_PARAMS_REPLY: + kvaser_usb_leaf_get_busparams_reply(dev, cmd); + break; + /* Ignored commands */ case CMD_USBCAN_CLOCK_OVERFLOW_EVENT: - if (dev->card_data.leaf.family != KVASER_USBCAN) + if (dev->driver_info->family != KVASER_USBCAN) goto warn; break; case CMD_FLUSH_QUEUE_REPLY: - if (dev->card_data.leaf.family != KVASER_LEAF) + if (dev->driver_info->family != KVASER_LEAF) goto warn; break; @@ -1164,7 +1615,7 @@ static int kvaser_usb_leaf_start_chip(struct kvaser_usb_net_priv *priv) { int err; - init_completion(&priv->start_comp); + reinit_completion(&priv->start_comp); err = kvaser_usb_leaf_send_simple_cmd(priv->dev, CMD_START_CHIP, priv->channel); @@ -1180,9 +1631,12 @@ static int kvaser_usb_leaf_start_chip(struct kvaser_usb_net_priv *priv) static int kvaser_usb_leaf_stop_chip(struct kvaser_usb_net_priv *priv) { + struct kvaser_usb_net_leaf_priv *leaf = priv->sub_priv; int err; - init_completion(&priv->stop_comp); + reinit_completion(&priv->stop_comp); + + cancel_delayed_work(&leaf->chip_state_req_work); err = kvaser_usb_leaf_send_simple_cmd(priv->dev, CMD_STOP_CHIP, priv->channel); @@ -1225,28 +1679,40 @@ static int kvaser_usb_leaf_init_card(struct kvaser_usb *dev) { struct kvaser_usb_dev_card_data *card_data = &dev->card_data; - dev->cfg = &kvaser_usb_leaf_dev_cfg; card_data->ctrlmode_supported |= CAN_CTRLMODE_3_SAMPLES; return 0; } -static const struct can_bittiming_const kvaser_usb_leaf_bittiming_const = { - .name = "kvaser_usb", - .tseg1_min = KVASER_USB_TSEG1_MIN, - .tseg1_max = KVASER_USB_TSEG1_MAX, - .tseg2_min = KVASER_USB_TSEG2_MIN, - .tseg2_max = KVASER_USB_TSEG2_MAX, - .sjw_max = KVASER_USB_SJW_MAX, - .brp_min = KVASER_USB_BRP_MIN, - .brp_max = KVASER_USB_BRP_MAX, - .brp_inc = KVASER_USB_BRP_INC, -}; +static int kvaser_usb_leaf_init_channel(struct kvaser_usb_net_priv *priv) +{ + struct kvaser_usb_net_leaf_priv *leaf; + + leaf = devm_kzalloc(&priv->dev->intf->dev, sizeof(*leaf), GFP_KERNEL); + if (!leaf) + return -ENOMEM; + + leaf->net = priv; + INIT_DELAYED_WORK(&leaf->chip_state_req_work, + kvaser_usb_leaf_chip_state_req_work); + + priv->sub_priv = leaf; + + return 0; +} + +static void kvaser_usb_leaf_remove_channel(struct kvaser_usb_net_priv *priv) +{ + struct kvaser_usb_net_leaf_priv *leaf = priv->sub_priv; + + if (leaf) + cancel_delayed_work_sync(&leaf->chip_state_req_work); +} -static int kvaser_usb_leaf_set_bittiming(struct net_device *netdev) +static int kvaser_usb_leaf_set_bittiming(const struct net_device *netdev, + const struct kvaser_usb_busparams *busparams) { struct kvaser_usb_net_priv *priv = netdev_priv(netdev); - struct can_bittiming *bt = &priv->can.bittiming; struct kvaser_usb *dev = priv->dev; struct kvaser_cmd *cmd; int rc; @@ -1259,15 +1725,8 @@ static int kvaser_usb_leaf_set_bittiming(struct net_device *netdev) cmd->len = CMD_HEADER_LEN + sizeof(struct kvaser_cmd_busparams); cmd->u.busparams.channel = priv->channel; cmd->u.busparams.tid = 0xff; - cmd->u.busparams.bitrate = cpu_to_le32(bt->bitrate); - cmd->u.busparams.sjw = bt->sjw; - cmd->u.busparams.tseg1 = bt->prop_seg + bt->phase_seg1; - cmd->u.busparams.tseg2 = bt->phase_seg2; - - if (priv->can.ctrlmode & CAN_CTRLMODE_3_SAMPLES) - cmd->u.busparams.no_samp = 3; - else - cmd->u.busparams.no_samp = 1; + memcpy(&cmd->u.busparams.busparams, busparams, + sizeof(cmd->u.busparams.busparams)); rc = kvaser_usb_send_cmd(dev, cmd, cmd->len); @@ -1275,6 +1734,27 @@ static int kvaser_usb_leaf_set_bittiming(struct net_device *netdev) return rc; } +static int kvaser_usb_leaf_get_busparams(struct kvaser_usb_net_priv *priv) +{ + int err; + + if (priv->dev->driver_info->family == KVASER_USBCAN) + return -EOPNOTSUPP; + + reinit_completion(&priv->get_busparams_comp); + + err = kvaser_usb_leaf_send_simple_cmd(priv->dev, CMD_GET_BUS_PARAMS, + priv->channel); + if (err) + return err; + + if (!wait_for_completion_timeout(&priv->get_busparams_comp, + msecs_to_jiffies(KVASER_USB_TIMEOUT))) + return -ETIMEDOUT; + + return 0; +} + static int kvaser_usb_leaf_set_mode(struct net_device *netdev, enum can_mode mode) { @@ -1283,9 +1763,13 @@ static int kvaser_usb_leaf_set_mode(struct net_device *netdev, switch (mode) { case CAN_MODE_START: + kvaser_usb_unlink_tx_urbs(priv); + err = kvaser_usb_leaf_simple_cmd_async(priv, CMD_START_CHIP); if (err) return err; + + priv->can.state = CAN_STATE_ERROR_ACTIVE; break; default: return -EOPNOTSUPP; @@ -1332,14 +1816,18 @@ static int kvaser_usb_leaf_setup_endpoints(struct kvaser_usb *dev) const struct kvaser_usb_dev_ops kvaser_usb_leaf_dev_ops = { .dev_set_mode = kvaser_usb_leaf_set_mode, .dev_set_bittiming = kvaser_usb_leaf_set_bittiming, + .dev_get_busparams = kvaser_usb_leaf_get_busparams, .dev_set_data_bittiming = NULL, + .dev_get_data_busparams = NULL, .dev_get_berr_counter = kvaser_usb_leaf_get_berr_counter, .dev_setup_endpoints = kvaser_usb_leaf_setup_endpoints, .dev_init_card = kvaser_usb_leaf_init_card, + .dev_init_channel = kvaser_usb_leaf_init_channel, + .dev_remove_channel = kvaser_usb_leaf_remove_channel, .dev_get_software_info = kvaser_usb_leaf_get_software_info, .dev_get_software_details = NULL, .dev_get_card_info = kvaser_usb_leaf_get_card_info, - .dev_get_capabilities = NULL, + .dev_get_capabilities = kvaser_usb_leaf_get_capabilities, .dev_set_opt_mode = kvaser_usb_leaf_set_opt_mode, .dev_start_chip = kvaser_usb_leaf_start_chip, .dev_stop_chip = kvaser_usb_leaf_stop_chip, @@ -1348,11 +1836,3 @@ const struct kvaser_usb_dev_ops kvaser_usb_leaf_dev_ops = { .dev_read_bulk_callback = kvaser_usb_leaf_read_bulk_callback, .dev_frame_to_cmd = kvaser_usb_leaf_frame_to_cmd, }; - -static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_dev_cfg = { - .clock = { - .freq = CAN_USB_CLOCK, - }, - .timestamp_freq = 1, - .bittiming_const = &kvaser_usb_leaf_bittiming_const, -}; diff --git a/drivers/net/can/usb/mcba_usb.c b/drivers/net/can/usb/mcba_usb.c index 1b0afeaf1a3c..093458fbde68 100644 --- a/drivers/net/can/usb/mcba_usb.c +++ b/drivers/net/can/usb/mcba_usb.c @@ -44,10 +44,6 @@ #define MCBA_USB_RX_BUFF_SIZE 64 #define MCBA_USB_TX_BUFF_SIZE (sizeof(struct mcba_usb_msg)) -/* MCBA endpoint numbers */ -#define MCBA_USB_EP_IN 1 -#define MCBA_USB_EP_OUT 1 - /* Microchip command id */ #define MBCA_CMD_RECEIVE_MESSAGE 0xE3 #define MBCA_CMD_I_AM_ALIVE_FROM_CAN 0xF5 @@ -62,6 +58,10 @@ #define MCBA_VER_REQ_USB 1 #define MCBA_VER_REQ_CAN 2 +/* Drive the CAN_RES signal LOW "0" to activate R24 and R25 */ +#define MCBA_VER_TERMINATION_ON 0 +#define MCBA_VER_TERMINATION_OFF 1 + #define MCBA_SIDL_EXID_MASK 0x8 #define MCBA_DLC_MASK 0xf #define MCBA_DLC_RTR_MASK 0x40 @@ -93,6 +93,10 @@ struct mcba_priv { bool can_ka_first_pass; bool can_speed_check; atomic_t free_ctx_cnt; + void *rxbuf[MCBA_MAX_RX_URBS]; + dma_addr_t rxbuf_dma[MCBA_MAX_RX_URBS]; + int rx_pipe; + int tx_pipe; }; /* CAN frame */ @@ -281,10 +285,8 @@ static netdev_tx_t mcba_usb_xmit(struct mcba_priv *priv, memcpy(buf, usb_msg, MCBA_USB_TX_BUFF_SIZE); - usb_fill_bulk_urb(urb, priv->udev, - usb_sndbulkpipe(priv->udev, MCBA_USB_EP_OUT), buf, - MCBA_USB_TX_BUFF_SIZE, mcba_usb_write_bulk_callback, - ctx); + usb_fill_bulk_urb(urb, priv->udev, priv->tx_pipe, buf, MCBA_USB_TX_BUFF_SIZE, + mcba_usb_write_bulk_callback, ctx); urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; usb_anchor_urb(urb, &priv->tx_submitted); @@ -337,8 +339,6 @@ static netdev_tx_t mcba_usb_start_xmit(struct sk_buff *skb, if (!ctx) return NETDEV_TX_BUSY; - can_put_echo_skb(skb, priv->netdev, ctx->ndx); - if (cf->can_id & CAN_EFF_FLAG) { /* SIDH | SIDL | EIDH | EIDL * 28 - 21 | 20 19 18 x x x 17 16 | 15 - 8 | 7 - 0 @@ -368,6 +368,8 @@ static netdev_tx_t mcba_usb_start_xmit(struct sk_buff *skb, if (cf->can_id & CAN_RTR_FLAG) usb_msg.dlc |= MCBA_DLC_RTR_MASK; + can_put_echo_skb(skb, priv->netdev, ctx->ndx); + err = mcba_usb_xmit(priv, (struct mcba_usb_msg *)&usb_msg, ctx); if (err) goto xmit_failed; @@ -377,7 +379,6 @@ static netdev_tx_t mcba_usb_start_xmit(struct sk_buff *skb, xmit_failed: can_free_echo_skb(priv->netdev, ctx->ndx); mcba_usb_free_ctx(ctx); - dev_kfree_skb(skb); stats->tx_dropped++; return NETDEV_TX_OK; @@ -483,7 +484,7 @@ static void mcba_usb_process_ka_usb(struct mcba_priv *priv, priv->usb_ka_first_pass = false; } - if (msg->termination_state) + if (msg->termination_state == MCBA_VER_TERMINATION_ON) priv->can.termination = MCBA_TERMINATION_ENABLED; else priv->can.termination = MCBA_TERMINATION_DISABLED; @@ -620,7 +621,7 @@ static void mcba_usb_read_bulk_callback(struct urb *urb) resubmit_urb: usb_fill_bulk_urb(urb, priv->udev, - usb_rcvbulkpipe(priv->udev, MCBA_USB_EP_OUT), + priv->rx_pipe, urb->transfer_buffer, MCBA_USB_RX_BUFF_SIZE, mcba_usb_read_bulk_callback, priv); @@ -644,6 +645,7 @@ static int mcba_usb_start(struct mcba_priv *priv) for (i = 0; i < MCBA_MAX_RX_URBS; i++) { struct urb *urb = NULL; u8 *buf; + dma_addr_t buf_dma; /* create a URB, and a buffer for it */ urb = usb_alloc_urb(0, GFP_KERNEL); @@ -653,7 +655,7 @@ static int mcba_usb_start(struct mcba_priv *priv) } buf = usb_alloc_coherent(priv->udev, MCBA_USB_RX_BUFF_SIZE, - GFP_KERNEL, &urb->transfer_dma); + GFP_KERNEL, &buf_dma); if (!buf) { netdev_err(netdev, "No memory left for USB buffer\n"); usb_free_urb(urb); @@ -661,8 +663,10 @@ static int mcba_usb_start(struct mcba_priv *priv) break; } + urb->transfer_dma = buf_dma; + usb_fill_bulk_urb(urb, priv->udev, - usb_rcvbulkpipe(priv->udev, MCBA_USB_EP_IN), + priv->rx_pipe, buf, MCBA_USB_RX_BUFF_SIZE, mcba_usb_read_bulk_callback, priv); urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; @@ -672,11 +676,14 @@ static int mcba_usb_start(struct mcba_priv *priv) if (err) { usb_unanchor_urb(urb); usb_free_coherent(priv->udev, MCBA_USB_RX_BUFF_SIZE, - buf, urb->transfer_dma); + buf, buf_dma); usb_free_urb(urb); break; } + priv->rxbuf[i] = buf; + priv->rxbuf_dma[i] = buf_dma; + /* Drop reference, USB core will take care of freeing it */ usb_free_urb(urb); } @@ -719,7 +726,14 @@ static int mcba_usb_open(struct net_device *netdev) static void mcba_urb_unlink(struct mcba_priv *priv) { + int i; + usb_kill_anchored_urbs(&priv->rx_submitted); + + for (i = 0; i < MCBA_MAX_RX_URBS; ++i) + usb_free_coherent(priv->udev, MCBA_USB_RX_BUFF_SIZE, + priv->rxbuf[i], priv->rxbuf_dma[i]); + usb_kill_anchored_urbs(&priv->tx_submitted); } @@ -790,9 +804,9 @@ static int mcba_set_termination(struct net_device *netdev, u16 term) }; if (term == MCBA_TERMINATION_ENABLED) - usb_msg.termination = 1; + usb_msg.termination = MCBA_VER_TERMINATION_ON; else - usb_msg.termination = 0; + usb_msg.termination = MCBA_VER_TERMINATION_OFF; mcba_usb_xmit_cmd(priv, (struct mcba_usb_msg *)&usb_msg); @@ -806,6 +820,13 @@ static int mcba_usb_probe(struct usb_interface *intf, struct mcba_priv *priv; int err = -ENOMEM; struct usb_device *usbdev = interface_to_usbdev(intf); + struct usb_endpoint_descriptor *in, *out; + + err = usb_find_common_endpoints(intf->cur_altsetting, &in, &out, NULL, NULL); + if (err) { + dev_err(&intf->dev, "Can't find endpoints\n"); + return err; + } netdev = alloc_candev(sizeof(struct mcba_priv), MCBA_MAX_TX_URBS); if (!netdev) { @@ -851,6 +872,9 @@ static int mcba_usb_probe(struct usb_interface *intf, goto cleanup_free_candev; } + priv->rx_pipe = usb_rcvbulkpipe(priv->udev, in->bEndpointAddress); + priv->tx_pipe = usb_sndbulkpipe(priv->udev, out->bEndpointAddress); + devm_can_led_init(netdev); /* Start USB dev only if we have successfully registered CAN device */ diff --git a/drivers/net/can/usb/peak_usb/pcan_usb_core.c b/drivers/net/can/usb/peak_usb/pcan_usb_core.c index afc8d978124e..c235d1e6bc52 100644 --- a/drivers/net/can/usb/peak_usb/pcan_usb_core.c +++ b/drivers/net/can/usb/peak_usb/pcan_usb_core.c @@ -138,14 +138,55 @@ void peak_usb_get_ts_time(struct peak_time_ref *time_ref, u32 ts, ktime_t *time) /* protect from getting time before setting now */ if (ktime_to_ns(time_ref->tv_host)) { u64 delta_us; + s64 delta_ts = 0; + + /* General case: dev_ts_1 < dev_ts_2 < ts, with: + * + * - dev_ts_1 = previous sync timestamp + * - dev_ts_2 = last sync timestamp + * - ts = event timestamp + * - ts_period = known sync period (theoretical) + * ~ dev_ts2 - dev_ts1 + * *but*: + * + * - time counters wrap (see adapter->ts_used_bits) + * - sometimes, dev_ts_1 < ts < dev_ts2 + * + * "normal" case (sync time counters increase): + * must take into account case when ts wraps (tsw) + * + * < ts_period > < > + * | | | + * ---+--------+----+-------0-+--+--> + * ts_dev_1 | ts_dev_2 | + * ts tsw + */ + if (time_ref->ts_dev_1 < time_ref->ts_dev_2) { + /* case when event time (tsw) wraps */ + if (ts < time_ref->ts_dev_1) + delta_ts = BIT_ULL(time_ref->adapter->ts_used_bits); + + /* Otherwise, sync time counter (ts_dev_2) has wrapped: + * handle case when event time (tsn) hasn't. + * + * < ts_period > < > + * | | | + * ---+--------+--0-+---------+--+--> + * ts_dev_1 | ts_dev_2 | + * tsn ts + */ + } else if (time_ref->ts_dev_1 < ts) { + delta_ts = -BIT_ULL(time_ref->adapter->ts_used_bits); + } - delta_us = ts - time_ref->ts_dev_2; - if (ts < time_ref->ts_dev_2) - delta_us &= (1 << time_ref->adapter->ts_used_bits) - 1; + /* add delay between last sync and event timestamps */ + delta_ts += (signed int)(ts - time_ref->ts_dev_2); - delta_us += time_ref->ts_total; + /* add time from beginning to last sync */ + delta_ts += time_ref->ts_total; - delta_us *= time_ref->adapter->us_per_ts_scale; + /* convert ticks number into microseconds */ + delta_us = delta_ts * time_ref->adapter->us_per_ts_scale; delta_us >>= time_ref->adapter->us_per_ts_shift; *time = ktime_add_us(time_ref->tv_host_0, delta_us); @@ -823,7 +864,7 @@ static int peak_usb_create_dev(const struct peak_usb_adapter *peak_usb_adapter, if (dev->adapter->dev_set_bus) { err = dev->adapter->dev_set_bus(dev, 0); if (err) - goto lbl_unregister_candev; + goto adap_dev_free; } /* get device number early */ @@ -835,6 +876,10 @@ static int peak_usb_create_dev(const struct peak_usb_adapter *peak_usb_adapter, return 0; +adap_dev_free: + if (dev->adapter->dev_free) + dev->adapter->dev_free(dev); + lbl_unregister_candev: unregister_candev(netdev); diff --git a/drivers/net/can/usb/peak_usb/pcan_usb_fd.c b/drivers/net/can/usb/peak_usb/pcan_usb_fd.c index 41988358f63c..d27141b9eda0 100644 --- a/drivers/net/can/usb/peak_usb/pcan_usb_fd.c +++ b/drivers/net/can/usb/peak_usb/pcan_usb_fd.c @@ -476,12 +476,18 @@ static int pcan_usb_fd_decode_canmsg(struct pcan_usb_fd_if *usb_if, struct pucan_msg *rx_msg) { struct pucan_rx_msg *rm = (struct pucan_rx_msg *)rx_msg; - struct peak_usb_device *dev = usb_if->dev[pucan_msg_get_channel(rm)]; - struct net_device *netdev = dev->netdev; + struct peak_usb_device *dev; + struct net_device *netdev; struct canfd_frame *cfd; struct sk_buff *skb; const u16 rx_msg_flags = le16_to_cpu(rm->flags); + if (pucan_msg_get_channel(rm) >= ARRAY_SIZE(usb_if->dev)) + return -ENOMEM; + + dev = usb_if->dev[pucan_msg_get_channel(rm)]; + netdev = dev->netdev; + if (rx_msg_flags & PUCAN_MSG_EXT_DATA_LEN) { /* CANFD frame case */ skb = alloc_canfd_skb(netdev, &cfd); @@ -514,11 +520,11 @@ static int pcan_usb_fd_decode_canmsg(struct pcan_usb_fd_if *usb_if, else memcpy(cfd->data, rm->d, cfd->len); - peak_usb_netif_rx(skb, &usb_if->time_ref, le32_to_cpu(rm->ts_low)); - netdev->stats.rx_packets++; netdev->stats.rx_bytes += cfd->len; + peak_usb_netif_rx(skb, &usb_if->time_ref, le32_to_cpu(rm->ts_low)); + return 0; } @@ -527,15 +533,21 @@ static int pcan_usb_fd_decode_status(struct pcan_usb_fd_if *usb_if, struct pucan_msg *rx_msg) { struct pucan_status_msg *sm = (struct pucan_status_msg *)rx_msg; - struct peak_usb_device *dev = usb_if->dev[pucan_stmsg_get_channel(sm)]; - struct pcan_usb_fd_device *pdev = - container_of(dev, struct pcan_usb_fd_device, dev); + struct pcan_usb_fd_device *pdev; enum can_state new_state = CAN_STATE_ERROR_ACTIVE; enum can_state rx_state, tx_state; - struct net_device *netdev = dev->netdev; + struct peak_usb_device *dev; + struct net_device *netdev; struct can_frame *cf; struct sk_buff *skb; + if (pucan_stmsg_get_channel(sm) >= ARRAY_SIZE(usb_if->dev)) + return -ENOMEM; + + dev = usb_if->dev[pucan_stmsg_get_channel(sm)]; + pdev = container_of(dev, struct pcan_usb_fd_device, dev); + netdev = dev->netdev; + /* nothing should be sent while in BUS_OFF state */ if (dev->can.state == CAN_STATE_BUS_OFF) return 0; @@ -547,11 +559,10 @@ static int pcan_usb_fd_decode_status(struct pcan_usb_fd_if *usb_if, } else if (sm->channel_p_w_b & PUCAN_BUS_WARNING) { new_state = CAN_STATE_ERROR_WARNING; } else { - /* no error bit (so, no error skb, back to active state) */ - dev->can.state = CAN_STATE_ERROR_ACTIVE; + /* back to (or still in) ERROR_ACTIVE state */ + new_state = CAN_STATE_ERROR_ACTIVE; pdev->bec.txerr = 0; pdev->bec.rxerr = 0; - return 0; } /* state hasn't changed */ @@ -574,11 +585,11 @@ static int pcan_usb_fd_decode_status(struct pcan_usb_fd_if *usb_if, if (!skb) return -ENOMEM; - peak_usb_netif_rx(skb, &usb_if->time_ref, le32_to_cpu(sm->ts_low)); - netdev->stats.rx_packets++; netdev->stats.rx_bytes += cf->can_dlc; + peak_usb_netif_rx(skb, &usb_if->time_ref, le32_to_cpu(sm->ts_low)); + return 0; } @@ -587,9 +598,14 @@ static int pcan_usb_fd_decode_error(struct pcan_usb_fd_if *usb_if, struct pucan_msg *rx_msg) { struct pucan_error_msg *er = (struct pucan_error_msg *)rx_msg; - struct peak_usb_device *dev = usb_if->dev[pucan_ermsg_get_channel(er)]; - struct pcan_usb_fd_device *pdev = - container_of(dev, struct pcan_usb_fd_device, dev); + struct pcan_usb_fd_device *pdev; + struct peak_usb_device *dev; + + if (pucan_ermsg_get_channel(er) >= ARRAY_SIZE(usb_if->dev)) + return -EINVAL; + + dev = usb_if->dev[pucan_ermsg_get_channel(er)]; + pdev = container_of(dev, struct pcan_usb_fd_device, dev); /* keep a trace of tx and rx error counters for later use */ pdev->bec.txerr = er->tx_err_cnt; @@ -603,11 +619,17 @@ static int pcan_usb_fd_decode_overrun(struct pcan_usb_fd_if *usb_if, struct pucan_msg *rx_msg) { struct pcan_ufd_ovr_msg *ov = (struct pcan_ufd_ovr_msg *)rx_msg; - struct peak_usb_device *dev = usb_if->dev[pufd_omsg_get_channel(ov)]; - struct net_device *netdev = dev->netdev; + struct peak_usb_device *dev; + struct net_device *netdev; struct can_frame *cf; struct sk_buff *skb; + if (pufd_omsg_get_channel(ov) >= ARRAY_SIZE(usb_if->dev)) + return -EINVAL; + + dev = usb_if->dev[pufd_omsg_get_channel(ov)]; + netdev = dev->netdev; + /* allocate an skb to store the error frame */ skb = alloc_can_err_skb(netdev, &cf); if (!skb) @@ -724,6 +746,9 @@ static int pcan_usb_fd_encode_msg(struct peak_usb_device *dev, u16 tx_msg_size, tx_msg_flags; u8 can_dlc; + if (cfd->len > CANFD_MAX_DLEN) + return -EINVAL; + tx_msg_size = ALIGN(sizeof(struct pucan_tx_msg) + cfd->len, 4); tx_msg->size = cpu_to_le16(tx_msg_size); tx_msg->type = cpu_to_le16(PUCAN_MSG_CAN_TX); diff --git a/drivers/net/can/usb/usb_8dev.c b/drivers/net/can/usb/usb_8dev.c index 3e4416473607..5cb5be4dc941 100644 --- a/drivers/net/can/usb/usb_8dev.c +++ b/drivers/net/can/usb/usb_8dev.c @@ -148,7 +148,8 @@ struct usb_8dev_priv { u8 *cmd_msg_buffer; struct mutex usb_8dev_cmd_lock; - + void *rxbuf[MAX_RX_URBS]; + dma_addr_t rxbuf_dma[MAX_RX_URBS]; }; /* tx frame */ @@ -452,9 +453,10 @@ static void usb_8dev_rx_err_msg(struct usb_8dev_priv *priv, if (rx_errors) stats->rx_errors++; - - cf->data[6] = txerr; - cf->data[7] = rxerr; + if (priv->can.state != CAN_STATE_BUS_OFF) { + cf->data[6] = txerr; + cf->data[7] = rxerr; + } priv->bec.txerr = txerr; priv->bec.rxerr = rxerr; @@ -680,9 +682,20 @@ static netdev_tx_t usb_8dev_start_xmit(struct sk_buff *skb, atomic_inc(&priv->active_tx_urbs); err = usb_submit_urb(urb, GFP_ATOMIC); - if (unlikely(err)) - goto failed; - else if (atomic_read(&priv->active_tx_urbs) >= MAX_TX_URBS) + if (unlikely(err)) { + can_free_echo_skb(netdev, context->echo_index); + + usb_unanchor_urb(urb); + usb_free_coherent(priv->udev, size, buf, urb->transfer_dma); + + atomic_dec(&priv->active_tx_urbs); + + if (err == -ENODEV) + netif_device_detach(netdev); + else + netdev_warn(netdev, "failed tx_urb %d\n", err); + stats->tx_dropped++; + } else if (atomic_read(&priv->active_tx_urbs) >= MAX_TX_URBS) /* Slow down tx path */ netif_stop_queue(netdev); @@ -701,19 +714,6 @@ nofreecontext: return NETDEV_TX_BUSY; -failed: - can_free_echo_skb(netdev, context->echo_index); - - usb_unanchor_urb(urb); - usb_free_coherent(priv->udev, size, buf, urb->transfer_dma); - - atomic_dec(&priv->active_tx_urbs); - - if (err == -ENODEV) - netif_device_detach(netdev); - else - netdev_warn(netdev, "failed tx_urb %d\n", err); - nomembuf: usb_free_urb(urb); @@ -744,6 +744,7 @@ static int usb_8dev_start(struct usb_8dev_priv *priv) for (i = 0; i < MAX_RX_URBS; i++) { struct urb *urb = NULL; u8 *buf; + dma_addr_t buf_dma; /* create a URB, and a buffer for it */ urb = usb_alloc_urb(0, GFP_KERNEL); @@ -753,7 +754,7 @@ static int usb_8dev_start(struct usb_8dev_priv *priv) } buf = usb_alloc_coherent(priv->udev, RX_BUFFER_SIZE, GFP_KERNEL, - &urb->transfer_dma); + &buf_dma); if (!buf) { netdev_err(netdev, "No memory left for USB buffer\n"); usb_free_urb(urb); @@ -761,6 +762,8 @@ static int usb_8dev_start(struct usb_8dev_priv *priv) break; } + urb->transfer_dma = buf_dma; + usb_fill_bulk_urb(urb, priv->udev, usb_rcvbulkpipe(priv->udev, USB_8DEV_ENDP_DATA_RX), @@ -778,6 +781,9 @@ static int usb_8dev_start(struct usb_8dev_priv *priv) break; } + priv->rxbuf[i] = buf; + priv->rxbuf_dma[i] = buf_dma; + /* Drop reference, USB core will take care of freeing it */ usb_free_urb(urb); } @@ -847,6 +853,10 @@ static void unlink_all_urbs(struct usb_8dev_priv *priv) usb_kill_anchored_urbs(&priv->rx_submitted); + for (i = 0; i < MAX_RX_URBS; ++i) + usb_free_coherent(priv->udev, RX_BUFFER_SIZE, + priv->rxbuf[i], priv->rxbuf_dma[i]); + usb_kill_anchored_urbs(&priv->tx_submitted); atomic_set(&priv->active_tx_urbs, 0); diff --git a/drivers/net/can/vxcan.c b/drivers/net/can/vxcan.c index ed6828821fbd..8197f04aa8b6 100644 --- a/drivers/net/can/vxcan.c +++ b/drivers/net/can/vxcan.c @@ -49,6 +49,7 @@ static netdev_tx_t vxcan_xmit(struct sk_buff *skb, struct net_device *dev) struct net_device *peer; struct canfd_frame *cfd = (struct canfd_frame *)skb->data; struct net_device_stats *peerstats, *srcstats = &dev->stats; + u8 len; if (can_dropped_invalid_skb(dev, skb)) return NETDEV_TX_OK; @@ -71,12 +72,13 @@ static netdev_tx_t vxcan_xmit(struct sk_buff *skb, struct net_device *dev) skb->dev = peer; skb->ip_summed = CHECKSUM_UNNECESSARY; + len = cfd->len; if (netif_rx_ni(skb) == NET_RX_SUCCESS) { srcstats->tx_packets++; - srcstats->tx_bytes += cfd->len; + srcstats->tx_bytes += len; peerstats = &peer->stats; peerstats->rx_packets++; - peerstats->rx_bytes += cfd->len; + peerstats->rx_bytes += len; } out_unlock: @@ -154,7 +156,7 @@ static void vxcan_setup(struct net_device *dev) dev->hard_header_len = 0; dev->addr_len = 0; dev->tx_queue_len = 0; - dev->flags = (IFF_NOARP|IFF_ECHO); + dev->flags = IFF_NOARP; dev->netdev_ops = &vxcan_netdev_ops; dev->needs_free_netdev = true; } diff --git a/drivers/net/can/xilinx_can.c b/drivers/net/can/xilinx_can.c index b01c6da4dd81..90447a420ec7 100644 --- a/drivers/net/can/xilinx_can.c +++ b/drivers/net/can/xilinx_can.c @@ -1536,7 +1536,12 @@ static int xcan_probe(struct platform_device *pdev) spin_lock_init(&priv->tx_lock); /* Get IRQ for the device */ - ndev->irq = platform_get_irq(pdev, 0); + ret = platform_get_irq(pdev, 0); + if (ret < 0) + goto err_free; + + ndev->irq = ret; + ndev->flags |= IFF_ECHO; /* We support local echo */ platform_set_drvdata(pdev, ndev); diff --git a/drivers/net/dsa/b53/b53_common.c b/drivers/net/dsa/b53/b53_common.c index 294be86420b6..451121f47c89 100644 --- a/drivers/net/dsa/b53/b53_common.c +++ b/drivers/net/dsa/b53/b53_common.c @@ -507,12 +507,27 @@ void b53_imp_vlan_setup(struct dsa_switch *ds, int cpu_port) } EXPORT_SYMBOL(b53_imp_vlan_setup); +static void b53_port_set_learning(struct b53_device *dev, int port, + bool learning) +{ + u16 reg; + + b53_read16(dev, B53_CTRL_PAGE, B53_DIS_LEARNING, ®); + if (learning) + reg &= ~BIT(port); + else + reg |= BIT(port); + b53_write16(dev, B53_CTRL_PAGE, B53_DIS_LEARNING, reg); +} + int b53_enable_port(struct dsa_switch *ds, int port, struct phy_device *phy) { struct b53_device *dev = ds->priv; unsigned int cpu_port = ds->ports[port].cpu_dp->index; u16 pvlan; + b53_port_set_learning(dev, port, false); + /* Clear the Rx and Tx disable bits and set to no spanning tree */ b53_write8(dev, B53_CTRL_PAGE, B53_PORT_CTRL(port), 0); @@ -620,6 +635,7 @@ static void b53_enable_cpu_port(struct b53_device *dev, int port) b53_write8(dev, B53_CTRL_PAGE, B53_PORT_CTRL(port), port_ctrl); b53_brcm_hdr_setup(dev->ds, port); + b53_port_set_learning(dev, port, false); } static void b53_enable_mib(struct b53_device *dev) @@ -1142,7 +1158,7 @@ int b53_vlan_prepare(struct dsa_switch *ds, int port, if ((is5325(dev) || is5365(dev)) && vlan->vid_begin == 0) return -EOPNOTSUPP; - if (vlan->vid_end > dev->num_vlans) + if (vlan->vid_end >= dev->num_vlans) return -ERANGE; b53_enable_vlan(dev, true, dev->vlan_filtering_enabled); @@ -1517,6 +1533,8 @@ int b53_br_join(struct dsa_switch *ds, int port, struct net_device *br) b53_write16(dev, B53_PVLAN_PAGE, B53_PVLAN_PORT_MASK(port), pvlan); dev->ports[port].vlan_ctl_mask = pvlan; + b53_port_set_learning(dev, port, true); + return 0; } EXPORT_SYMBOL(b53_br_join); @@ -1564,6 +1582,7 @@ void b53_br_leave(struct dsa_switch *ds, int port, struct net_device *br) vl->untag |= BIT(port) | BIT(cpu_port); b53_set_vlan_entry(dev, pvid, vl); } + b53_port_set_learning(dev, port, false); } EXPORT_SYMBOL(b53_br_leave); @@ -2116,9 +2135,8 @@ static int b53_switch_init(struct b53_device *dev) dev->cpu_port = 5; } - /* cpu port is always last */ - dev->num_ports = dev->cpu_port + 1; dev->enabled_ports |= BIT(dev->cpu_port); + dev->num_ports = fls(dev->enabled_ports); /* Include non standard CPU port built-in PHYs to be probed */ if (is539x(dev) || is531x5(dev)) { diff --git a/drivers/net/dsa/b53/b53_mmap.c b/drivers/net/dsa/b53/b53_mmap.c index c628d0980c0b..1d52cb3e46d5 100644 --- a/drivers/net/dsa/b53/b53_mmap.c +++ b/drivers/net/dsa/b53/b53_mmap.c @@ -215,6 +215,18 @@ static int b53_mmap_write64(struct b53_device *dev, u8 page, u8 reg, return 0; } +static int b53_mmap_phy_read16(struct b53_device *dev, int addr, int reg, + u16 *value) +{ + return -EIO; +} + +static int b53_mmap_phy_write16(struct b53_device *dev, int addr, int reg, + u16 value) +{ + return -EIO; +} + static const struct b53_io_ops b53_mmap_ops = { .read8 = b53_mmap_read8, .read16 = b53_mmap_read16, @@ -226,6 +238,8 @@ static const struct b53_io_ops b53_mmap_ops = { .write32 = b53_mmap_write32, .write48 = b53_mmap_write48, .write64 = b53_mmap_write64, + .phy_read16 = b53_mmap_phy_read16, + .phy_write16 = b53_mmap_phy_write16, }; static int b53_mmap_probe(struct platform_device *pdev) diff --git a/drivers/net/dsa/b53/b53_regs.h b/drivers/net/dsa/b53/b53_regs.h index c90985c294a2..b2c539a42154 100644 --- a/drivers/net/dsa/b53/b53_regs.h +++ b/drivers/net/dsa/b53/b53_regs.h @@ -115,6 +115,7 @@ #define B53_UC_FLOOD_MASK 0x32 #define B53_MC_FLOOD_MASK 0x34 #define B53_IPMC_FLOOD_MASK 0x36 +#define B53_DIS_LEARNING 0x3c /* * Override Ports 0-7 State on devices with xMII interfaces (8 bit) diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c index c0bba680d4a8..8a67c6f76e3b 100644 --- a/drivers/net/dsa/bcm_sf2.c +++ b/drivers/net/dsa/bcm_sf2.c @@ -173,11 +173,6 @@ static int bcm_sf2_port_setup(struct dsa_switch *ds, int port, reg &= ~P_TXQ_PSM_VDD(port); core_writel(priv, reg, CORE_MEM_PSM_VDD_CTRL); - /* Enable learning */ - reg = core_readl(priv, CORE_DIS_LEARN); - reg &= ~BIT(port); - core_writel(priv, reg, CORE_DIS_LEARN); - /* Enable Broadcom tags for that port if requested */ if (priv->brcm_tag_mask & BIT(port)) b53_brcm_hdr_setup(ds, port); @@ -423,15 +418,19 @@ static int bcm_sf2_mdio_register(struct dsa_switch *ds) /* Find our integrated MDIO bus node */ dn = of_find_compatible_node(NULL, NULL, "brcm,unimac-mdio"); priv->master_mii_bus = of_mdio_find_bus(dn); - if (!priv->master_mii_bus) + if (!priv->master_mii_bus) { + of_node_put(dn); return -EPROBE_DEFER; + } get_device(&priv->master_mii_bus->dev); priv->master_mii_dn = dn; priv->slave_mii_bus = devm_mdiobus_alloc(ds->dev); - if (!priv->slave_mii_bus) + if (!priv->slave_mii_bus) { + of_node_put(dn); return -ENOMEM; + } priv->slave_mii_bus->priv = priv; priv->slave_mii_bus->name = "sf2 slave mii"; @@ -483,8 +482,10 @@ static u32 bcm_sf2_sw_get_phy_flags(struct dsa_switch *ds, int port) * in bits 15:8 and the patch level in bits 7:0 which is exactly what * the REG_PHY_REVISION register layout is. */ - - return priv->hw_params.gphy_rev; + if (priv->int_phy_mask & BIT(port)) + return priv->hw_params.gphy_rev; + else + return 0; } static void bcm_sf2_sw_validate(struct dsa_switch *ds, int port, @@ -598,6 +599,11 @@ force_link: reg |= LINK_STS; if (state->duplex == DUPLEX_FULL) reg |= DUPLX_MODE; + if (state->pause & MLO_PAUSE_TXRX_MASK) { + if (state->pause & MLO_PAUSE_TX) + reg |= TXFLOW_CNTL; + reg |= RXFLOW_CNTL; + } core_writel(priv, reg, offset); } diff --git a/drivers/net/dsa/dsa_loop.c b/drivers/net/dsa/dsa_loop.c index 990de7c54b46..30f8f0117a30 100644 --- a/drivers/net/dsa/dsa_loop.c +++ b/drivers/net/dsa/dsa_loop.c @@ -333,6 +333,17 @@ static struct mdio_driver dsa_loop_drv = { #define NUM_FIXED_PHYS (DSA_LOOP_NUM_PORTS - 2) +static void dsa_loop_phydevs_unregister(void) +{ + unsigned int i; + + for (i = 0; i < NUM_FIXED_PHYS; i++) + if (!IS_ERR(phydevs[i])) { + fixed_phy_unregister(phydevs[i]); + phy_device_free(phydevs[i]); + } +} + static int __init dsa_loop_init(void) { struct fixed_phy_status status = { @@ -340,23 +351,23 @@ static int __init dsa_loop_init(void) .speed = SPEED_100, .duplex = DUPLEX_FULL, }; - unsigned int i; + unsigned int i, ret; for (i = 0; i < NUM_FIXED_PHYS; i++) phydevs[i] = fixed_phy_register(PHY_POLL, &status, -1, NULL); - return mdio_driver_register(&dsa_loop_drv); + ret = mdio_driver_register(&dsa_loop_drv); + if (ret) + dsa_loop_phydevs_unregister(); + + return ret; } module_init(dsa_loop_init); static void __exit dsa_loop_exit(void) { - unsigned int i; - mdio_driver_unregister(&dsa_loop_drv); - for (i = 0; i < NUM_FIXED_PHYS; i++) - if (!IS_ERR(phydevs[i])) - fixed_phy_unregister(phydevs[i]); + dsa_loop_phydevs_unregister(); } module_exit(dsa_loop_exit); diff --git a/drivers/net/dsa/lan9303-core.c b/drivers/net/dsa/lan9303-core.c index b4f6e1a67dd9..80ac5efb0a7a 100644 --- a/drivers/net/dsa/lan9303-core.c +++ b/drivers/net/dsa/lan9303-core.c @@ -566,12 +566,12 @@ static int lan9303_alr_make_entry_raw(struct lan9303 *chip, u32 dat0, u32 dat1) return 0; } -typedef void alr_loop_cb_t(struct lan9303 *chip, u32 dat0, u32 dat1, - int portmap, void *ctx); +typedef int alr_loop_cb_t(struct lan9303 *chip, u32 dat0, u32 dat1, + int portmap, void *ctx); -static void lan9303_alr_loop(struct lan9303 *chip, alr_loop_cb_t *cb, void *ctx) +static int lan9303_alr_loop(struct lan9303 *chip, alr_loop_cb_t *cb, void *ctx) { - int i; + int ret = 0, i; mutex_lock(&chip->alr_mutex); lan9303_write_switch_reg(chip, LAN9303_SWE_ALR_CMD, @@ -591,13 +591,17 @@ static void lan9303_alr_loop(struct lan9303 *chip, alr_loop_cb_t *cb, void *ctx) LAN9303_ALR_DAT1_PORT_BITOFFS; portmap = alrport_2_portmap[alrport]; - cb(chip, dat0, dat1, portmap, ctx); + ret = cb(chip, dat0, dat1, portmap, ctx); + if (ret) + break; lan9303_write_switch_reg(chip, LAN9303_SWE_ALR_CMD, LAN9303_ALR_CMD_GET_NEXT); lan9303_write_switch_reg(chip, LAN9303_SWE_ALR_CMD, 0); } mutex_unlock(&chip->alr_mutex); + + return ret; } static void alr_reg_to_mac(u32 dat0, u32 dat1, u8 mac[6]) @@ -615,18 +619,20 @@ struct del_port_learned_ctx { }; /* Clear learned (non-static) entry on given port */ -static void alr_loop_cb_del_port_learned(struct lan9303 *chip, u32 dat0, - u32 dat1, int portmap, void *ctx) +static int alr_loop_cb_del_port_learned(struct lan9303 *chip, u32 dat0, + u32 dat1, int portmap, void *ctx) { struct del_port_learned_ctx *del_ctx = ctx; int port = del_ctx->port; if (((BIT(port) & portmap) == 0) || (dat1 & LAN9303_ALR_DAT1_STATIC)) - return; + return 0; /* learned entries has only one port, we can just delete */ dat1 &= ~LAN9303_ALR_DAT1_VALID; /* delete entry */ lan9303_alr_make_entry_raw(chip, dat0, dat1); + + return 0; } struct port_fdb_dump_ctx { @@ -635,19 +641,19 @@ struct port_fdb_dump_ctx { dsa_fdb_dump_cb_t *cb; }; -static void alr_loop_cb_fdb_port_dump(struct lan9303 *chip, u32 dat0, - u32 dat1, int portmap, void *ctx) +static int alr_loop_cb_fdb_port_dump(struct lan9303 *chip, u32 dat0, + u32 dat1, int portmap, void *ctx) { struct port_fdb_dump_ctx *dump_ctx = ctx; u8 mac[ETH_ALEN]; bool is_static; if ((BIT(dump_ctx->port) & portmap) == 0) - return; + return 0; alr_reg_to_mac(dat0, dat1, mac); is_static = !!(dat1 & LAN9303_ALR_DAT1_STATIC); - dump_ctx->cb(mac, 0, is_static, dump_ctx->data); + return dump_ctx->cb(mac, 0, is_static, dump_ctx->data); } /* Set a static ALR entry. Delete entry if port_map is zero */ @@ -960,7 +966,7 @@ static const struct lan9303_mib_desc lan9303_mib[] = { { .offset = LAN9303_MAC_TX_BRDCST_CNT_0, .name = "TxBroad", }, { .offset = LAN9303_MAC_TX_PAUSE_CNT_0, .name = "TxPause", }, { .offset = LAN9303_MAC_TX_MULCST_CNT_0, .name = "TxMulti", }, - { .offset = LAN9303_MAC_RX_UNDSZE_CNT_0, .name = "TxUnderRun", }, + { .offset = LAN9303_MAC_RX_UNDSZE_CNT_0, .name = "RxShort", }, { .offset = LAN9303_MAC_TX_64_CNT_0, .name = "Tx64Byte", }, { .offset = LAN9303_MAC_TX_127_CNT_0, .name = "Tx128Byte", }, { .offset = LAN9303_MAC_TX_255_CNT_0, .name = "Tx256Byte", }, @@ -1004,9 +1010,11 @@ static void lan9303_get_ethtool_stats(struct dsa_switch *ds, int port, ret = lan9303_read_switch_port( chip, port, lan9303_mib[u].offset, ®); - if (ret) + if (ret) { dev_warn(chip->dev, "Reading status port %d reg %u failed\n", port, lan9303_mib[u].offset); + reg = 0; + } data[u] = reg; } } @@ -1183,8 +1191,6 @@ static int lan9303_port_fdb_add(struct dsa_switch *ds, int port, struct lan9303 *chip = ds->priv; dev_dbg(chip->dev, "%s(%d, %pM, %d)\n", __func__, port, addr, vid); - if (vid) - return -EOPNOTSUPP; return lan9303_alr_add_port(chip, addr, port, false); } @@ -1196,8 +1202,6 @@ static int lan9303_port_fdb_del(struct dsa_switch *ds, int port, struct lan9303 *chip = ds->priv; dev_dbg(chip->dev, "%s(%d, %pM, %d)\n", __func__, port, addr, vid); - if (vid) - return -EOPNOTSUPP; lan9303_alr_del_port(chip, addr, port); return 0; @@ -1214,9 +1218,7 @@ static int lan9303_port_fdb_dump(struct dsa_switch *ds, int port, }; dev_dbg(chip->dev, "%s(%d)\n", __func__, port); - lan9303_alr_loop(chip, alr_loop_cb_fdb_port_dump, &dump_ctx); - - return 0; + return lan9303_alr_loop(chip, alr_loop_cb_fdb_port_dump, &dump_ctx); } static int lan9303_port_mdb_prepare(struct dsa_switch *ds, int port, @@ -1303,7 +1305,7 @@ static int lan9303_probe_reset_gpio(struct lan9303 *chip, struct device_node *np) { chip->reset_gpio = devm_gpiod_get_optional(chip->dev, "reset", - GPIOD_OUT_LOW); + GPIOD_OUT_HIGH); if (IS_ERR(chip->reset_gpio)) return PTR_ERR(chip->reset_gpio); diff --git a/drivers/net/dsa/lan9303_mdio.c b/drivers/net/dsa/lan9303_mdio.c index cc9c2ea1c4fe..d2c463ae0041 100644 --- a/drivers/net/dsa/lan9303_mdio.c +++ b/drivers/net/dsa/lan9303_mdio.c @@ -41,7 +41,7 @@ static int lan9303_mdio_write(void *ctx, uint32_t reg, uint32_t val) struct lan9303_mdio *sw_dev = (struct lan9303_mdio *)ctx; reg <<= 2; /* reg num to offset */ - mutex_lock(&sw_dev->device->bus->mdio_lock); + mutex_lock_nested(&sw_dev->device->bus->mdio_lock, MDIO_MUTEX_NESTED); lan9303_mdio_real_write(sw_dev->device, reg, val & 0xffff); lan9303_mdio_real_write(sw_dev->device, reg + 2, (val >> 16) & 0xffff); mutex_unlock(&sw_dev->device->bus->mdio_lock); @@ -59,7 +59,7 @@ static int lan9303_mdio_read(void *ctx, uint32_t reg, uint32_t *val) struct lan9303_mdio *sw_dev = (struct lan9303_mdio *)ctx; reg <<= 2; /* reg num to offset */ - mutex_lock(&sw_dev->device->bus->mdio_lock); + mutex_lock_nested(&sw_dev->device->bus->mdio_lock, MDIO_MUTEX_NESTED); *val = lan9303_mdio_real_read(sw_dev->device, reg); *val |= (lan9303_mdio_real_read(sw_dev->device, reg + 2) << 16); mutex_unlock(&sw_dev->device->bus->mdio_lock); diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c index 616afd81536a..2ff6a0be97de 100644 --- a/drivers/net/dsa/mt7530.c +++ b/drivers/net/dsa/mt7530.c @@ -54,6 +54,7 @@ static const struct mt7530_mib_desc mt7530_mib[] = { MIB_DESC(2, 0x48, "TxBytes"), MIB_DESC(1, 0x60, "RxDrop"), MIB_DESC(1, 0x64, "RxFiltering"), + MIB_DESC(1, 0x68, "RxUnicast"), MIB_DESC(1, 0x6c, "RxMulticast"), MIB_DESC(1, 0x70, "RxBroadcast"), MIB_DESC(1, 0x74, "RxAlignErr"), @@ -851,14 +852,6 @@ mt7530_port_set_vlan_aware(struct dsa_switch *ds, int port) { struct mt7530_priv *priv = ds->priv; - /* The real fabric path would be decided on the membership in the - * entry of VLAN table. PCR_MATRIX set up here with ALL_MEMBERS - * means potential VLAN can be consisting of certain subset of all - * ports. - */ - mt7530_rmw(priv, MT7530_PCR_P(port), - PCR_MATRIX_MASK, PCR_MATRIX(MT7530_ALL_MEMBERS)); - /* Trapped into security mode allows packet forwarding through VLAN * table lookup. CPU port is set to fallback mode to let untagged * frames pass through. diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index 6fa8aa69b418..792073a768ac 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -1658,7 +1658,11 @@ static int mv88e6xxx_port_db_load_purge(struct mv88e6xxx_chip *chip, int port, if (!entry.portvec) entry.state = MV88E6XXX_G1_ATU_DATA_STATE_UNUSED; } else { - entry.portvec |= BIT(port); + if (state == MV88E6XXX_G1_ATU_DATA_STATE_UC_STATIC) + entry.portvec = BIT(port); + else + entry.portvec |= BIT(port); + entry.state = state; } @@ -2233,9 +2237,14 @@ static int mv88e6xxx_setup_port(struct mv88e6xxx_chip *chip, int port) * If this is the upstream port for this switch, enable * forwarding of unknown unicasts and multicasts. */ - reg = MV88E6XXX_PORT_CTL0_IGMP_MLD_SNOOP | - MV88E6185_PORT_CTL0_USE_TAG | MV88E6185_PORT_CTL0_USE_IP | + reg = MV88E6185_PORT_CTL0_USE_TAG | MV88E6185_PORT_CTL0_USE_IP | MV88E6XXX_PORT_CTL0_STATE_FORWARDING; + /* Forward any IPv4 IGMP or IPv6 MLD frames received + * by a USER port to the CPU port to allow snooping. + */ + if (dsa_is_user_port(ds, port)) + reg |= MV88E6XXX_PORT_CTL0_IGMP_MLD_SNOOP; + err = mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_CTL0, reg); if (err) return err; @@ -2630,10 +2639,17 @@ unlock: return err; } +/* prod_id for switch families which do not have a PHY model number */ +static const u16 family_prod_id_table[] = { + [MV88E6XXX_FAMILY_6341] = MV88E6XXX_PORT_SWITCH_ID_PROD_6341, + [MV88E6XXX_FAMILY_6390] = MV88E6XXX_PORT_SWITCH_ID_PROD_6390, +}; + static int mv88e6xxx_mdio_read(struct mii_bus *bus, int phy, int reg) { struct mv88e6xxx_mdio_bus *mdio_bus = bus->priv; struct mv88e6xxx_chip *chip = mdio_bus->chip; + u16 prod_id; u16 val; int err; @@ -2644,23 +2660,12 @@ static int mv88e6xxx_mdio_read(struct mii_bus *bus, int phy, int reg) err = chip->info->ops->phy_read(chip, bus, phy, reg, &val); mutex_unlock(&chip->reg_lock); - if (reg == MII_PHYSID2) { - /* Some internal PHYs don't have a model number. */ - if (chip->info->family != MV88E6XXX_FAMILY_6165) - /* Then there is the 6165 family. It gets is - * PHYs correct. But it can also have two - * SERDES interfaces in the PHY address - * space. And these don't have a model - * number. But they are not PHYs, so we don't - * want to give them something a PHY driver - * will recognise. - * - * Use the mv88e6390 family model number - * instead, for anything which really could be - * a PHY, - */ - if (!(val & 0x3f0)) - val |= MV88E6XXX_PORT_SWITCH_ID_PROD_6390 >> 4; + /* Some internal PHYs don't have a model number. */ + if (reg == MII_PHYSID2 && !(val & 0x3f0) && + chip->info->family < ARRAY_SIZE(family_prod_id_table)) { + prod_id = family_prod_id_table[chip->info->family]; + if (prod_id) + val |= prod_id >> 4; } return err ? err : val; @@ -2778,6 +2783,7 @@ static int mv88e6xxx_mdios_register(struct mv88e6xxx_chip *chip, */ child = of_get_child_by_name(np, "mdio"); err = mv88e6xxx_mdio_register(chip, child, false); + of_node_put(child); if (err) return err; @@ -3051,7 +3057,7 @@ static const struct mv88e6xxx_ops mv88e6141_ops = { .port_link_state = mv88e6352_port_link_state, .port_get_cmode = mv88e6352_port_get_cmode, .stats_snapshot = mv88e6390_g1_stats_snapshot, - .stats_set_histogram = mv88e6095_g1_stats_set_histogram, + .stats_set_histogram = mv88e6390_g1_stats_set_histogram, .stats_get_sset_count = mv88e6320_stats_get_sset_count, .stats_get_strings = mv88e6320_stats_get_strings, .stats_get_stats = mv88e6390_stats_get_stats, @@ -3595,6 +3601,7 @@ static const struct mv88e6xxx_ops mv88e6320_ops = { .stats_get_stats = mv88e6320_stats_get_stats, .set_cpu_port = mv88e6095_g1_set_cpu_port, .set_egress_port = mv88e6095_g1_set_egress_port, + .watchdog_ops = &mv88e6390_watchdog_ops, .mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu, .pot_clear = mv88e6xxx_g2_pot_clear, .reset = mv88e6352_g1_reset, @@ -3637,6 +3644,8 @@ static const struct mv88e6xxx_ops mv88e6321_ops = { .stats_get_stats = mv88e6320_stats_get_stats, .set_cpu_port = mv88e6095_g1_set_cpu_port, .set_egress_port = mv88e6095_g1_set_egress_port, + .watchdog_ops = &mv88e6390_watchdog_ops, + .mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu, .reset = mv88e6352_g1_reset, .vtu_getnext = mv88e6185_g1_vtu_getnext, .vtu_loadpurge = mv88e6185_g1_vtu_loadpurge, @@ -3672,7 +3681,7 @@ static const struct mv88e6xxx_ops mv88e6341_ops = { .port_link_state = mv88e6352_port_link_state, .port_get_cmode = mv88e6352_port_get_cmode, .stats_snapshot = mv88e6390_g1_stats_snapshot, - .stats_set_histogram = mv88e6095_g1_stats_set_histogram, + .stats_set_histogram = mv88e6390_g1_stats_set_histogram, .stats_get_sset_count = mv88e6320_stats_get_sset_count, .stats_get_strings = mv88e6320_stats_get_strings, .stats_get_stats = mv88e6390_stats_get_stats, @@ -3682,6 +3691,7 @@ static const struct mv88e6xxx_ops mv88e6341_ops = { .mgmt_rsvd2cpu = mv88e6390_g1_mgmt_rsvd2cpu, .pot_clear = mv88e6xxx_g2_pot_clear, .reset = mv88e6352_g1_reset, + .rmu_disable = mv88e6390_g1_rmu_disable, .vtu_getnext = mv88e6352_g1_vtu_getnext, .vtu_loadpurge = mv88e6352_g1_vtu_loadpurge, .serdes_power = mv88e6341_serdes_power, @@ -3764,6 +3774,7 @@ static const struct mv88e6xxx_ops mv88e6351_ops = { .mgmt_rsvd2cpu = mv88e6352_g2_mgmt_rsvd2cpu, .pot_clear = mv88e6xxx_g2_pot_clear, .reset = mv88e6352_g1_reset, + .rmu_disable = mv88e6390_g1_rmu_disable, .vtu_getnext = mv88e6352_g1_vtu_getnext, .vtu_loadpurge = mv88e6352_g1_vtu_loadpurge, .avb_ops = &mv88e6352_avb_ops, @@ -4829,7 +4840,7 @@ static int mv88e6xxx_probe(struct mdio_device *mdiodev) goto out; } if (chip->reset) - usleep_range(1000, 2000); + usleep_range(10000, 20000); err = mv88e6xxx_detect(chip); if (err) diff --git a/drivers/net/dsa/mv88e6xxx/global1_vtu.c b/drivers/net/dsa/mv88e6xxx/global1_vtu.c index 7a6667e0b9f9..e17158139aa8 100644 --- a/drivers/net/dsa/mv88e6xxx/global1_vtu.c +++ b/drivers/net/dsa/mv88e6xxx/global1_vtu.c @@ -127,11 +127,9 @@ static int mv88e6xxx_g1_vtu_vid_write(struct mv88e6xxx_chip *chip, * Offset 0x08: VTU/STU Data Register 2 * Offset 0x09: VTU/STU Data Register 3 */ - -static int mv88e6185_g1_vtu_data_read(struct mv88e6xxx_chip *chip, - struct mv88e6xxx_vtu_entry *entry) +static int mv88e6185_g1_vtu_stu_data_read(struct mv88e6xxx_chip *chip, + u16 *regs) { - u16 regs[3]; int i; /* Read all 3 VTU/STU Data registers */ @@ -144,12 +142,45 @@ static int mv88e6185_g1_vtu_data_read(struct mv88e6xxx_chip *chip, return err; } - /* Extract MemberTag and PortState data */ + return 0; +} + +static int mv88e6185_g1_vtu_data_read(struct mv88e6xxx_chip *chip, + struct mv88e6xxx_vtu_entry *entry) +{ + u16 regs[3]; + int err; + int i; + + err = mv88e6185_g1_vtu_stu_data_read(chip, regs); + if (err) + return err; + + /* Extract MemberTag data */ for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) { unsigned int member_offset = (i % 4) * 4; - unsigned int state_offset = member_offset + 2; entry->member[i] = (regs[i / 4] >> member_offset) & 0x3; + } + + return 0; +} + +static int mv88e6185_g1_stu_data_read(struct mv88e6xxx_chip *chip, + struct mv88e6xxx_vtu_entry *entry) +{ + u16 regs[3]; + int err; + int i; + + err = mv88e6185_g1_vtu_stu_data_read(chip, regs); + if (err) + return err; + + /* Extract PortState data */ + for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) { + unsigned int state_offset = (i % 4) * 4 + 2; + entry->state[i] = (regs[i / 4] >> state_offset) & 0x3; } @@ -322,6 +353,10 @@ int mv88e6185_g1_vtu_getnext(struct mv88e6xxx_chip *chip, if (err) return err; + err = mv88e6185_g1_stu_data_read(chip, entry); + if (err) + return err; + /* VTU DBNum[3:0] are located in VTU Operation 3:0 * VTU DBNum[7:4] are located in VTU Operation 11:8 */ @@ -347,16 +382,20 @@ int mv88e6352_g1_vtu_getnext(struct mv88e6xxx_chip *chip, return err; if (entry->valid) { - /* Fetch (and mask) VLAN PortState data from the STU */ - err = mv88e6xxx_g1_vtu_stu_get(chip, entry); + err = mv88e6185_g1_vtu_data_read(chip, entry); if (err) return err; - err = mv88e6185_g1_vtu_data_read(chip, entry); + err = mv88e6xxx_g1_vtu_fid_read(chip, entry); if (err) return err; - err = mv88e6xxx_g1_vtu_fid_read(chip, entry); + /* Fetch VLAN PortState data from the STU */ + err = mv88e6xxx_g1_vtu_stu_get(chip, entry); + if (err) + return err; + + err = mv88e6185_g1_stu_data_read(chip, entry); if (err) return err; } diff --git a/drivers/net/dsa/realtek-smi.h b/drivers/net/dsa/realtek-smi.h index 9a63b51e1d82..6f2dab7e33d6 100644 --- a/drivers/net/dsa/realtek-smi.h +++ b/drivers/net/dsa/realtek-smi.h @@ -25,6 +25,9 @@ struct rtl8366_mib_counter { const char *name; }; +/** + * struct rtl8366_vlan_mc - Virtual LAN member configuration + */ struct rtl8366_vlan_mc { u16 vid; u16 untag; @@ -119,7 +122,6 @@ int realtek_smi_setup_mdio(struct realtek_smi *smi); int rtl8366_mc_is_used(struct realtek_smi *smi, int mc_index, int *used); int rtl8366_set_vlan(struct realtek_smi *smi, int vid, u32 member, u32 untag, u32 fid); -int rtl8366_get_pvid(struct realtek_smi *smi, int port, int *val); int rtl8366_set_pvid(struct realtek_smi *smi, unsigned int port, unsigned int vid); int rtl8366_enable_vlan4k(struct realtek_smi *smi, bool enable); diff --git a/drivers/net/dsa/rtl8366.c b/drivers/net/dsa/rtl8366.c index 430988f79722..dddbc86429bd 100644 --- a/drivers/net/dsa/rtl8366.c +++ b/drivers/net/dsa/rtl8366.c @@ -36,12 +36,113 @@ int rtl8366_mc_is_used(struct realtek_smi *smi, int mc_index, int *used) } EXPORT_SYMBOL_GPL(rtl8366_mc_is_used); +/** + * rtl8366_obtain_mc() - retrieve or allocate a VLAN member configuration + * @smi: the Realtek SMI device instance + * @vid: the VLAN ID to look up or allocate + * @vlanmc: the pointer will be assigned to a pointer to a valid member config + * if successful + * @return: index of a new member config or negative error number + */ +static int rtl8366_obtain_mc(struct realtek_smi *smi, int vid, + struct rtl8366_vlan_mc *vlanmc) +{ + struct rtl8366_vlan_4k vlan4k; + int ret; + int i; + + /* Try to find an existing member config entry for this VID */ + for (i = 0; i < smi->num_vlan_mc; i++) { + ret = smi->ops->get_vlan_mc(smi, i, vlanmc); + if (ret) { + dev_err(smi->dev, "error searching for VLAN MC %d for VID %d\n", + i, vid); + return ret; + } + + if (vid == vlanmc->vid) + return i; + } + + /* We have no MC entry for this VID, try to find an empty one */ + for (i = 0; i < smi->num_vlan_mc; i++) { + ret = smi->ops->get_vlan_mc(smi, i, vlanmc); + if (ret) { + dev_err(smi->dev, "error searching for VLAN MC %d for VID %d\n", + i, vid); + return ret; + } + + if (vlanmc->vid == 0 && vlanmc->member == 0) { + /* Update the entry from the 4K table */ + ret = smi->ops->get_vlan_4k(smi, vid, &vlan4k); + if (ret) { + dev_err(smi->dev, "error looking for 4K VLAN MC %d for VID %d\n", + i, vid); + return ret; + } + + vlanmc->vid = vid; + vlanmc->member = vlan4k.member; + vlanmc->untag = vlan4k.untag; + vlanmc->fid = vlan4k.fid; + ret = smi->ops->set_vlan_mc(smi, i, vlanmc); + if (ret) { + dev_err(smi->dev, "unable to set/update VLAN MC %d for VID %d\n", + i, vid); + return ret; + } + + dev_dbg(smi->dev, "created new MC at index %d for VID %d\n", + i, vid); + return i; + } + } + + /* MC table is full, try to find an unused entry and replace it */ + for (i = 0; i < smi->num_vlan_mc; i++) { + int used; + + ret = rtl8366_mc_is_used(smi, i, &used); + if (ret) + return ret; + + if (!used) { + /* Update the entry from the 4K table */ + ret = smi->ops->get_vlan_4k(smi, vid, &vlan4k); + if (ret) + return ret; + + vlanmc->vid = vid; + vlanmc->member = vlan4k.member; + vlanmc->untag = vlan4k.untag; + vlanmc->fid = vlan4k.fid; + ret = smi->ops->set_vlan_mc(smi, i, vlanmc); + if (ret) { + dev_err(smi->dev, "unable to set/update VLAN MC %d for VID %d\n", + i, vid); + return ret; + } + dev_dbg(smi->dev, "recycled MC at index %i for VID %d\n", + i, vid); + return i; + } + } + + dev_err(smi->dev, "all VLAN member configurations are in use\n"); + return -ENOSPC; +} + int rtl8366_set_vlan(struct realtek_smi *smi, int vid, u32 member, u32 untag, u32 fid) { + struct rtl8366_vlan_mc vlanmc; struct rtl8366_vlan_4k vlan4k; + int mc; int ret; - int i; + + if (!smi->ops->is_vlan_valid(smi, vid)) + return -EINVAL; dev_dbg(smi->dev, "setting VLAN%d 4k members: 0x%02x, untagged: 0x%02x\n", @@ -63,133 +164,58 @@ int rtl8366_set_vlan(struct realtek_smi *smi, int vid, u32 member, "resulting VLAN%d 4k members: 0x%02x, untagged: 0x%02x\n", vid, vlan4k.member, vlan4k.untag); - /* Try to find an existing MC entry for this VID */ - for (i = 0; i < smi->num_vlan_mc; i++) { - struct rtl8366_vlan_mc vlanmc; - - ret = smi->ops->get_vlan_mc(smi, i, &vlanmc); - if (ret) - return ret; - - if (vid == vlanmc.vid) { - /* update the MC entry */ - vlanmc.member |= member; - vlanmc.untag |= untag; - vlanmc.fid = fid; - - ret = smi->ops->set_vlan_mc(smi, i, &vlanmc); + /* Find or allocate a member config for this VID */ + ret = rtl8366_obtain_mc(smi, vid, &vlanmc); + if (ret < 0) + return ret; + mc = ret; - dev_dbg(smi->dev, - "resulting VLAN%d MC members: 0x%02x, untagged: 0x%02x\n", - vid, vlanmc.member, vlanmc.untag); + /* Update the MC entry */ + vlanmc.member |= member; + vlanmc.untag |= untag; + vlanmc.fid = fid; - break; - } - } + /* Commit updates to the MC entry */ + ret = smi->ops->set_vlan_mc(smi, mc, &vlanmc); + if (ret) + dev_err(smi->dev, "failed to commit changes to VLAN MC index %d for VID %d\n", + mc, vid); + else + dev_dbg(smi->dev, + "resulting VLAN%d MC members: 0x%02x, untagged: 0x%02x\n", + vid, vlanmc.member, vlanmc.untag); return ret; } EXPORT_SYMBOL_GPL(rtl8366_set_vlan); -int rtl8366_get_pvid(struct realtek_smi *smi, int port, int *val) -{ - struct rtl8366_vlan_mc vlanmc; - int ret; - int index; - - ret = smi->ops->get_mc_index(smi, port, &index); - if (ret) - return ret; - - ret = smi->ops->get_vlan_mc(smi, index, &vlanmc); - if (ret) - return ret; - - *val = vlanmc.vid; - return 0; -} -EXPORT_SYMBOL_GPL(rtl8366_get_pvid); - int rtl8366_set_pvid(struct realtek_smi *smi, unsigned int port, unsigned int vid) { struct rtl8366_vlan_mc vlanmc; - struct rtl8366_vlan_4k vlan4k; + int mc; int ret; - int i; - - /* Try to find an existing MC entry for this VID */ - for (i = 0; i < smi->num_vlan_mc; i++) { - ret = smi->ops->get_vlan_mc(smi, i, &vlanmc); - if (ret) - return ret; - - if (vid == vlanmc.vid) { - ret = smi->ops->set_vlan_mc(smi, i, &vlanmc); - if (ret) - return ret; - - ret = smi->ops->set_mc_index(smi, port, i); - return ret; - } - } - - /* We have no MC entry for this VID, try to find an empty one */ - for (i = 0; i < smi->num_vlan_mc; i++) { - ret = smi->ops->get_vlan_mc(smi, i, &vlanmc); - if (ret) - return ret; - - if (vlanmc.vid == 0 && vlanmc.member == 0) { - /* Update the entry from the 4K table */ - ret = smi->ops->get_vlan_4k(smi, vid, &vlan4k); - if (ret) - return ret; - vlanmc.vid = vid; - vlanmc.member = vlan4k.member; - vlanmc.untag = vlan4k.untag; - vlanmc.fid = vlan4k.fid; - ret = smi->ops->set_vlan_mc(smi, i, &vlanmc); - if (ret) - return ret; - - ret = smi->ops->set_mc_index(smi, port, i); - return ret; - } - } - - /* MC table is full, try to find an unused entry and replace it */ - for (i = 0; i < smi->num_vlan_mc; i++) { - int used; - - ret = rtl8366_mc_is_used(smi, i, &used); - if (ret) - return ret; - - if (!used) { - /* Update the entry from the 4K table */ - ret = smi->ops->get_vlan_4k(smi, vid, &vlan4k); - if (ret) - return ret; + if (!smi->ops->is_vlan_valid(smi, vid)) + return -EINVAL; - vlanmc.vid = vid; - vlanmc.member = vlan4k.member; - vlanmc.untag = vlan4k.untag; - vlanmc.fid = vlan4k.fid; - ret = smi->ops->set_vlan_mc(smi, i, &vlanmc); - if (ret) - return ret; + /* Find or allocate a member config for this VID */ + ret = rtl8366_obtain_mc(smi, vid, &vlanmc); + if (ret < 0) + return ret; + mc = ret; - ret = smi->ops->set_mc_index(smi, port, i); - return ret; - } + ret = smi->ops->set_mc_index(smi, port, mc); + if (ret) { + dev_err(smi->dev, "set PVID: failed to set MC index %d for port %d\n", + mc, port); + return ret; } - dev_err(smi->dev, - "all VLAN member configurations are in use\n"); + dev_dbg(smi->dev, "set PVID: the PVID for port %d set to %d using existing MC index %d\n", + port, vid, mc); - return -ENOSPC; + return 0; } EXPORT_SYMBOL_GPL(rtl8366_set_pvid); @@ -389,7 +415,8 @@ void rtl8366_vlan_add(struct dsa_switch *ds, int port, if (!smi->ops->is_vlan_valid(smi, vid)) return; - dev_info(smi->dev, "add VLAN on port %d, %s, %s\n", + dev_info(smi->dev, "add VLAN %d on port %d, %s, %s\n", + vlan->vid_begin, port, untagged ? "untagged" : "tagged", pvid ? " PVID" : "no PVID"); @@ -398,34 +425,29 @@ void rtl8366_vlan_add(struct dsa_switch *ds, int port, dev_err(smi->dev, "port is DSA or CPU port\n"); for (vid = vlan->vid_begin; vid <= vlan->vid_end; vid++) { - int pvid_val = 0; - - dev_info(smi->dev, "add VLAN %04x\n", vid); member |= BIT(port); if (untagged) untag |= BIT(port); - /* To ensure that we have a valid MC entry for this VLAN, - * initialize the port VLAN ID here. - */ - ret = rtl8366_get_pvid(smi, port, &pvid_val); - if (ret < 0) { - dev_err(smi->dev, "could not lookup PVID for port %d\n", - port); - return; - } - if (pvid_val == 0) { - ret = rtl8366_set_pvid(smi, port, vid); - if (ret < 0) - return; - } - ret = rtl8366_set_vlan(smi, vid, member, untag, 0); if (ret) dev_err(smi->dev, "failed to set up VLAN %04x", vid); + + if (!pvid) + continue; + + ret = rtl8366_set_pvid(smi, port, vid); + if (ret) + dev_err(smi->dev, + "failed to set PVID on port %d to VLAN %04x", + port, vid); + + if (!ret) + dev_dbg(smi->dev, "VLAN add: added VLAN %d with PVID on port %d\n", + vid, port); } } EXPORT_SYMBOL_GPL(rtl8366_vlan_add); diff --git a/drivers/net/dsa/rtl8366rb.c b/drivers/net/dsa/rtl8366rb.c index f4b14b6acd22..87832e36c3d5 100644 --- a/drivers/net/dsa/rtl8366rb.c +++ b/drivers/net/dsa/rtl8366rb.c @@ -1265,12 +1265,12 @@ static int rtl8366rb_set_mc_index(struct realtek_smi *smi, int port, int index) static bool rtl8366rb_is_vlan_valid(struct realtek_smi *smi, unsigned int vlan) { - unsigned int max = RTL8366RB_NUM_VLANS; + unsigned int max = RTL8366RB_NUM_VLANS - 1; if (smi->vlan4k_enabled) max = RTL8366RB_NUM_VIDS - 1; - if (vlan == 0 || vlan >= max) + if (vlan == 0 || vlan > max) return false; return true; diff --git a/drivers/net/dsa/vitesse-vsc73xx.c b/drivers/net/dsa/vitesse-vsc73xx.c index 9f1b5f2e8a64..34fefa015fd7 100644 --- a/drivers/net/dsa/vitesse-vsc73xx.c +++ b/drivers/net/dsa/vitesse-vsc73xx.c @@ -1227,6 +1227,8 @@ static int vsc73xx_gpio_probe(struct vsc73xx *vsc) vsc->gc.label = devm_kasprintf(vsc->dev, GFP_KERNEL, "VSC%04x", vsc->chipid); + if (!vsc->gc.label) + return -ENOMEM; vsc->gc.ngpio = 4; vsc->gc.owner = THIS_MODULE; vsc->gc.parent = vsc->dev; diff --git a/drivers/net/ethernet/3com/3c589_cs.c b/drivers/net/ethernet/3com/3c589_cs.c index 2b2695311bda..aab26dbe76ff 100644 --- a/drivers/net/ethernet/3com/3c589_cs.c +++ b/drivers/net/ethernet/3com/3c589_cs.c @@ -196,6 +196,7 @@ static int tc589_probe(struct pcmcia_device *link) { struct el3_private *lp; struct net_device *dev; + int ret; dev_dbg(&link->dev, "3c589_attach()\n"); @@ -219,7 +220,15 @@ static int tc589_probe(struct pcmcia_device *link) dev->ethtool_ops = &netdev_ethtool_ops; - return tc589_config(link); + ret = tc589_config(link); + if (ret) + goto err_free_netdev; + + return 0; + +err_free_netdev: + free_netdev(dev); + return ret; } static void tc589_detach(struct pcmcia_device *link) diff --git a/drivers/net/ethernet/8390/mcf8390.c b/drivers/net/ethernet/8390/mcf8390.c index 4ad8031ab669..065fdbe66c42 100644 --- a/drivers/net/ethernet/8390/mcf8390.c +++ b/drivers/net/ethernet/8390/mcf8390.c @@ -406,12 +406,12 @@ static int mcf8390_init(struct net_device *dev) static int mcf8390_probe(struct platform_device *pdev) { struct net_device *dev; - struct resource *mem, *irq; + struct resource *mem; resource_size_t msize; - int ret; + int ret, irq; - irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0); - if (irq == NULL) { + irq = platform_get_irq(pdev, 0); + if (irq < 0) { dev_err(&pdev->dev, "no IRQ specified?\n"); return -ENXIO; } @@ -434,7 +434,7 @@ static int mcf8390_probe(struct platform_device *pdev) SET_NETDEV_DEV(dev, &pdev->dev); platform_set_drvdata(pdev, dev); - dev->irq = irq->start; + dev->irq = irq; dev->base_addr = mem->start; ret = mcf8390_init(dev); diff --git a/drivers/net/ethernet/Kconfig b/drivers/net/ethernet/Kconfig index 6fde68aa13a4..02644283377a 100644 --- a/drivers/net/ethernet/Kconfig +++ b/drivers/net/ethernet/Kconfig @@ -98,6 +98,7 @@ config JME config KORINA tristate "Korina (IDT RC32434) Ethernet support" depends on MIKROTIK_RB532 + select CRC32 ---help--- If you have a Mikrotik RouterBoard 500 or IDT RC32434 based system say Y. Otherwise say N. diff --git a/drivers/net/ethernet/aeroflex/greth.c b/drivers/net/ethernet/aeroflex/greth.c index 4309be3724ad..4df8da8f5e7e 100644 --- a/drivers/net/ethernet/aeroflex/greth.c +++ b/drivers/net/ethernet/aeroflex/greth.c @@ -262,6 +262,7 @@ static int greth_init_rings(struct greth_private *greth) if (dma_mapping_error(greth->dev, dma_addr)) { if (netif_msg_ifup(greth)) dev_err(greth->dev, "Could not create initial DMA mapping\n"); + dev_kfree_skb(skb); goto cleanup; } greth->rx_skbuff[i] = skb; @@ -1546,10 +1547,11 @@ static int greth_of_remove(struct platform_device *of_dev) mdiobus_unregister(greth->mdio); unregister_netdev(ndev); - free_netdev(ndev); of_iounmap(&of_dev->resource[0], greth->regs, resource_size(&of_dev->resource[0])); + free_netdev(ndev); + return 0; } diff --git a/drivers/net/ethernet/allwinner/sun4i-emac.c b/drivers/net/ethernet/allwinner/sun4i-emac.c index c458b81ba63a..d249a4309da2 100644 --- a/drivers/net/ethernet/allwinner/sun4i-emac.c +++ b/drivers/net/ethernet/allwinner/sun4i-emac.c @@ -847,13 +847,13 @@ static int emac_probe(struct platform_device *pdev) db->clk = devm_clk_get(&pdev->dev, NULL); if (IS_ERR(db->clk)) { ret = PTR_ERR(db->clk); - goto out_iounmap; + goto out_dispose_mapping; } ret = clk_prepare_enable(db->clk); if (ret) { dev_err(&pdev->dev, "Error couldn't enable clock (%d)\n", ret); - goto out_iounmap; + goto out_dispose_mapping; } ret = sunxi_sram_claim(&pdev->dev); @@ -910,6 +910,8 @@ out_release_sram: sunxi_sram_release(&pdev->dev); out_clk_disable_unprepare: clk_disable_unprepare(db->clk); +out_dispose_mapping: + irq_dispose_mapping(ndev->irq); out_iounmap: iounmap(db->membase); out: @@ -928,6 +930,7 @@ static int emac_remove(struct platform_device *pdev) unregister_netdev(ndev); sunxi_sram_release(&pdev->dev); clk_disable_unprepare(db->clk); + irq_dispose_mapping(ndev->irq); iounmap(db->membase); free_netdev(ndev); diff --git a/drivers/net/ethernet/altera/altera_tse_main.c b/drivers/net/ethernet/altera/altera_tse_main.c index c3c1195021a2..1b9fb78ef824 100644 --- a/drivers/net/ethernet/altera/altera_tse_main.c +++ b/drivers/net/ethernet/altera/altera_tse_main.c @@ -174,7 +174,8 @@ static int altera_tse_mdio_create(struct net_device *dev, unsigned int id) mdio = mdiobus_alloc(); if (mdio == NULL) { netdev_err(dev, "Error allocating MDIO bus\n"); - return -ENOMEM; + ret = -ENOMEM; + goto put_node; } mdio->name = ALTERA_TSE_RESOURCE_NAME; @@ -191,6 +192,7 @@ static int altera_tse_mdio_create(struct net_device *dev, unsigned int id) mdio->id); goto out_free_mdio; } + of_node_put(mdio_node); if (netif_msg_drv(priv)) netdev_info(dev, "MDIO bus %s: created\n", mdio->id); @@ -200,6 +202,8 @@ static int altera_tse_mdio_create(struct net_device *dev, unsigned int id) out_free_mdio: mdiobus_free(mdio); mdio = NULL; +put_node: + of_node_put(mdio_node); return ret; } @@ -1445,16 +1449,19 @@ static int altera_tse_probe(struct platform_device *pdev) priv->rxdescmem_busaddr = dma_res->start; } else { + ret = -ENODEV; goto err_free_netdev; } - if (!dma_set_mask(priv->device, DMA_BIT_MASK(priv->dmaops->dmamask))) + if (!dma_set_mask(priv->device, DMA_BIT_MASK(priv->dmaops->dmamask))) { dma_set_coherent_mask(priv->device, DMA_BIT_MASK(priv->dmaops->dmamask)); - else if (!dma_set_mask(priv->device, DMA_BIT_MASK(32))) + } else if (!dma_set_mask(priv->device, DMA_BIT_MASK(32))) { dma_set_coherent_mask(priv->device, DMA_BIT_MASK(32)); - else + } else { + ret = -EIO; goto err_free_netdev; + } /* MAC address space */ ret = request_and_map(pdev, "control_port", &control_port, diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c index 3c3222e2dcfc..9aea4cf19d0c 100644 --- a/drivers/net/ethernet/amazon/ena/ena_netdev.c +++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c @@ -2433,16 +2433,9 @@ static int ena_device_init(struct ena_com_dev *ena_dev, struct pci_dev *pdev, goto err_mmio_read_less; } - rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(dma_width)); + rc = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(dma_width)); if (rc) { - dev_err(dev, "pci_set_dma_mask failed 0x%x\n", rc); - goto err_mmio_read_less; - } - - rc = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(dma_width)); - if (rc) { - dev_err(dev, "err_pci_set_consistent_dma_mask failed 0x%x\n", - rc); + dev_err(dev, "dma_set_mask_and_coherent failed %d\n", rc); goto err_mmio_read_less; } @@ -3183,6 +3176,12 @@ static int ena_probe(struct pci_dev *pdev, const struct pci_device_id *ent) return rc; } + rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(ENA_MAX_PHYS_ADDR_SIZE_BITS)); + if (rc) { + dev_err(&pdev->dev, "dma_set_mask_and_coherent failed %d\n", rc); + goto err_disable_device; + } + pci_set_master(pdev); ena_dev = vzalloc(sizeof(*ena_dev)); diff --git a/drivers/net/ethernet/amd/atarilance.c b/drivers/net/ethernet/amd/atarilance.c index d3d44e07afbc..414b990827e8 100644 --- a/drivers/net/ethernet/amd/atarilance.c +++ b/drivers/net/ethernet/amd/atarilance.c @@ -825,7 +825,7 @@ lance_start_xmit(struct sk_buff *skb, struct net_device *dev) lp->memcpy_f( PKTBUF_ADDR(head), (void *)skb->data, skb->len ); head->flag = TMD1_OWN_CHIP | TMD1_ENP | TMD1_STP; dev->stats.tx_bytes += skb->len; - dev_kfree_skb( skb ); + dev_consume_skb_irq(skb); lp->cur_tx++; while( lp->cur_tx >= TX_RING_SIZE && lp->dirty_tx >= TX_RING_SIZE ) { lp->cur_tx -= TX_RING_SIZE; diff --git a/drivers/net/ethernet/amd/lance.c b/drivers/net/ethernet/amd/lance.c index b56d84c7df46..a21f4f82a9c2 100644 --- a/drivers/net/ethernet/amd/lance.c +++ b/drivers/net/ethernet/amd/lance.c @@ -997,7 +997,7 @@ static netdev_tx_t lance_start_xmit(struct sk_buff *skb, skb_copy_from_linear_data(skb, &lp->tx_bounce_buffs[entry], skb->len); lp->tx_ring[entry].base = ((u32)isa_virt_to_bus((lp->tx_bounce_buffs + entry)) & 0xffffff) | 0x83000000; - dev_kfree_skb(skb); + dev_consume_skb_irq(skb); } else { lp->tx_skbuff[entry] = skb; lp->tx_ring[entry].base = ((u32)isa_virt_to_bus(skb->data) & 0xffffff) | 0x83000000; diff --git a/drivers/net/ethernet/amd/nmclan_cs.c b/drivers/net/ethernet/amd/nmclan_cs.c index 9c152d85840d..c9d2a6f15062 100644 --- a/drivers/net/ethernet/amd/nmclan_cs.c +++ b/drivers/net/ethernet/amd/nmclan_cs.c @@ -652,7 +652,7 @@ static int nmclan_config(struct pcmcia_device *link) } else { pr_notice("mace id not found: %x %x should be 0x40 0x?9\n", sig[0], sig[1]); - return -ENODEV; + goto failed; } } diff --git a/drivers/net/ethernet/amd/pcnet32.c b/drivers/net/ethernet/amd/pcnet32.c index f5ad12c10934..da84660ceae1 100644 --- a/drivers/net/ethernet/amd/pcnet32.c +++ b/drivers/net/ethernet/amd/pcnet32.c @@ -1548,8 +1548,7 @@ pcnet32_probe_pci(struct pci_dev *pdev, const struct pci_device_id *ent) } pci_set_master(pdev); - ioaddr = pci_resource_start(pdev, 0); - if (!ioaddr) { + if (!pci_resource_len(pdev, 0)) { if (pcnet32_debug & NETIF_MSG_PROBE) pr_err("card has no PCI IO resources, aborting\n"); err = -ENODEV; @@ -1562,6 +1561,8 @@ pcnet32_probe_pci(struct pci_dev *pdev, const struct pci_device_id *ent) pr_err("architecture does not support 32bit PCI busmaster DMA\n"); goto err_disable_dev; } + + ioaddr = pci_resource_start(pdev, 0); if (!request_region(ioaddr, PCNET32_TOTAL_SIZE, "pcnet32_probe_pci")) { if (pcnet32_debug & NETIF_MSG_PROBE) pr_err("io address range already allocated\n"); diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-common.h b/drivers/net/ethernet/amd/xgbe/xgbe-common.h index b40d4377cc71..533b8519ec35 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-common.h +++ b/drivers/net/ethernet/amd/xgbe/xgbe-common.h @@ -1279,10 +1279,18 @@ #define MDIO_PMA_10GBR_FECCTRL 0x00ab #endif +#ifndef MDIO_PMA_RX_CTRL1 +#define MDIO_PMA_RX_CTRL1 0x8051 +#endif + #ifndef MDIO_PCS_DIG_CTRL #define MDIO_PCS_DIG_CTRL 0x8000 #endif +#ifndef MDIO_PCS_DIGITAL_STAT +#define MDIO_PCS_DIGITAL_STAT 0x8010 +#endif + #ifndef MDIO_AN_XNP #define MDIO_AN_XNP 0x0016 #endif @@ -1323,6 +1331,10 @@ #define MDIO_VEND2_PMA_CDR_CONTROL 0x8056 #endif +#ifndef MDIO_VEND2_PMA_MISC_CTRL0 +#define MDIO_VEND2_PMA_MISC_CTRL0 0x8090 +#endif + #ifndef MDIO_CTRL1_SPEED1G #define MDIO_CTRL1_SPEED1G (MDIO_CTRL1_SPEED10G & ~BMCR_SPEED100) #endif @@ -1358,6 +1370,8 @@ #define XGBE_KR_TRAINING_ENABLE BIT(1) #define XGBE_PCS_CL37_BP BIT(12) +#define XGBE_PCS_PSEQ_STATE_MASK 0x1c +#define XGBE_PCS_PSEQ_STATE_POWER_GOOD 0x10 #define XGBE_AN_CL37_INT_CMPLT BIT(0) #define XGBE_AN_CL37_INT_MASK 0x01 @@ -1375,6 +1389,14 @@ #define XGBE_PMA_CDR_TRACK_EN_OFF 0x00 #define XGBE_PMA_CDR_TRACK_EN_ON 0x01 +#define XGBE_PMA_RX_RST_0_MASK BIT(4) +#define XGBE_PMA_RX_RST_0_RESET_ON 0x10 +#define XGBE_PMA_RX_RST_0_RESET_OFF 0x00 + +#define XGBE_PMA_PLL_CTRL_MASK BIT(15) +#define XGBE_PMA_PLL_CTRL_ENABLE BIT(15) +#define XGBE_PMA_PLL_CTRL_DISABLE 0x0000 + /* Bit setting and getting macros * The get macro will extract the current bit field value from within * the variable diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-dev.c b/drivers/net/ethernet/amd/xgbe/xgbe-dev.c index 4666084eda16..9d6fe5a892d9 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-dev.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-dev.c @@ -524,19 +524,28 @@ static void xgbe_disable_vxlan(struct xgbe_prv_data *pdata) netif_dbg(pdata, drv, pdata->netdev, "VXLAN acceleration disabled\n"); } +static unsigned int xgbe_get_fc_queue_count(struct xgbe_prv_data *pdata) +{ + unsigned int max_q_count = XGMAC_MAX_FLOW_CONTROL_QUEUES; + + /* From MAC ver 30H the TFCR is per priority, instead of per queue */ + if (XGMAC_GET_BITS(pdata->hw_feat.version, MAC_VR, SNPSVER) >= 0x30) + return max_q_count; + else + return min_t(unsigned int, pdata->tx_q_count, max_q_count); +} + static int xgbe_disable_tx_flow_control(struct xgbe_prv_data *pdata) { - unsigned int max_q_count, q_count; unsigned int reg, reg_val; - unsigned int i; + unsigned int i, q_count; /* Clear MTL flow control */ for (i = 0; i < pdata->rx_q_count; i++) XGMAC_MTL_IOWRITE_BITS(pdata, i, MTL_Q_RQOMR, EHFC, 0); /* Clear MAC flow control */ - max_q_count = XGMAC_MAX_FLOW_CONTROL_QUEUES; - q_count = min_t(unsigned int, pdata->tx_q_count, max_q_count); + q_count = xgbe_get_fc_queue_count(pdata); reg = MAC_Q0TFCR; for (i = 0; i < q_count; i++) { reg_val = XGMAC_IOREAD(pdata, reg); @@ -553,9 +562,8 @@ static int xgbe_enable_tx_flow_control(struct xgbe_prv_data *pdata) { struct ieee_pfc *pfc = pdata->pfc; struct ieee_ets *ets = pdata->ets; - unsigned int max_q_count, q_count; unsigned int reg, reg_val; - unsigned int i; + unsigned int i, q_count; /* Set MTL flow control */ for (i = 0; i < pdata->rx_q_count; i++) { @@ -579,8 +587,7 @@ static int xgbe_enable_tx_flow_control(struct xgbe_prv_data *pdata) } /* Set MAC flow control */ - max_q_count = XGMAC_MAX_FLOW_CONTROL_QUEUES; - q_count = min_t(unsigned int, pdata->tx_q_count, max_q_count); + q_count = xgbe_get_fc_queue_count(pdata); reg = MAC_Q0TFCR; for (i = 0; i < q_count; i++) { reg_val = XGMAC_IOREAD(pdata, reg); diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c index 5519eff58441..ec089b3a8aa2 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c @@ -683,10 +683,24 @@ static void xgbe_service(struct work_struct *work) static void xgbe_service_timer(struct timer_list *t) { struct xgbe_prv_data *pdata = from_timer(pdata, t, service_timer); + struct xgbe_channel *channel; + unsigned int i; queue_work(pdata->dev_workqueue, &pdata->service_work); mod_timer(&pdata->service_timer, jiffies + HZ); + + if (!pdata->tx_usecs) + return; + + for (i = 0; i < pdata->channel_count; i++) { + channel = pdata->channel[i]; + if (!channel->tx_ring || channel->tx_timer_active) + break; + channel->tx_timer_active = 1; + mod_timer(&channel->tx_timer, + jiffies + usecs_to_jiffies(pdata->tx_usecs)); + } } static void xgbe_init_timers(struct xgbe_prv_data *pdata) @@ -722,7 +736,9 @@ static void xgbe_stop_timers(struct xgbe_prv_data *pdata) if (!channel->tx_ring) break; + /* Deactivate the Tx timer */ del_timer_sync(&channel->tx_timer); + channel->tx_timer_active = 0; } } @@ -1138,6 +1154,9 @@ static void xgbe_free_irqs(struct xgbe_prv_data *pdata) devm_free_irq(pdata->dev, pdata->dev_irq, pdata); + tasklet_kill(&pdata->tasklet_dev); + tasklet_kill(&pdata->tasklet_ecc); + if (pdata->vdata->ecc_support && (pdata->dev_irq != pdata->ecc_irq)) devm_free_irq(pdata->dev, pdata->ecc_irq, pdata); @@ -1444,6 +1463,7 @@ static void xgbe_stop(struct xgbe_prv_data *pdata) return; netif_tx_stop_all_queues(netdev); + netif_carrier_off(pdata->netdev); xgbe_stop_timers(pdata); flush_workqueue(pdata->dev_workqueue); @@ -2765,6 +2785,14 @@ read_again: buf2_len = xgbe_rx_buf2_len(rdata, packet, len); len += buf2_len; + if (buf2_len > rdata->rx.buf.dma_len) { + /* Hardware inconsistency within the descriptors + * that has resulted in a length underflow. + */ + error = 1; + goto skip_data; + } + if (!skb) { skb = xgbe_create_skb(pdata, napi, rdata, buf1_len); @@ -2794,8 +2822,10 @@ skip_data: if (!last || context_next) goto read_again; - if (!skb) + if (!skb || error) { + dev_kfree_skb(skb); goto next_packet; + } /* Be sure we don't exceed the configured MTU */ max_len = netdev->mtu + ETH_HLEN; diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-ethtool.c b/drivers/net/ethernet/amd/xgbe/xgbe-ethtool.c index a880f10e3e70..d74f45ce0686 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-ethtool.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-ethtool.c @@ -314,10 +314,15 @@ static int xgbe_get_link_ksettings(struct net_device *netdev, cmd->base.phy_address = pdata->phy.address; - cmd->base.autoneg = pdata->phy.autoneg; - cmd->base.speed = pdata->phy.speed; - cmd->base.duplex = pdata->phy.duplex; + if (netif_carrier_ok(netdev)) { + cmd->base.speed = pdata->phy.speed; + cmd->base.duplex = pdata->phy.duplex; + } else { + cmd->base.speed = SPEED_UNKNOWN; + cmd->base.duplex = DUPLEX_UNKNOWN; + } + cmd->base.autoneg = pdata->phy.autoneg; cmd->base.port = PORT_NONE; XGBE_LM_COPY(cmd, supported, lks, supported); diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-i2c.c b/drivers/net/ethernet/amd/xgbe/xgbe-i2c.c index 4d9062d35930..530043742a07 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-i2c.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-i2c.c @@ -447,8 +447,10 @@ static void xgbe_i2c_stop(struct xgbe_prv_data *pdata) xgbe_i2c_disable(pdata); xgbe_i2c_clear_all_interrupts(pdata); - if (pdata->dev_irq != pdata->i2c_irq) + if (pdata->dev_irq != pdata->i2c_irq) { devm_free_irq(pdata->dev, pdata->i2c_irq, pdata); + tasklet_kill(&pdata->tasklet_i2c); + } } static int xgbe_i2c_start(struct xgbe_prv_data *pdata) diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c b/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c index 8a3a60bb2688..0e552022e659 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c @@ -496,6 +496,7 @@ static enum xgbe_an xgbe_an73_tx_training(struct xgbe_prv_data *pdata, reg |= XGBE_KR_TRAINING_ENABLE; reg |= XGBE_KR_TRAINING_START; XMDIO_WRITE(pdata, MDIO_MMD_PMAPMD, MDIO_PMA_10GBR_PMD_CTRL, reg); + pdata->kr_start_time = jiffies; netif_dbg(pdata, link, pdata->netdev, "KR training initiated\n"); @@ -632,6 +633,8 @@ static enum xgbe_an xgbe_an73_incompat_link(struct xgbe_prv_data *pdata) xgbe_switch_mode(pdata); + pdata->an_result = XGBE_AN_READY; + xgbe_an_restart(pdata); return XGBE_AN_INCOMPAT_LINK; @@ -1175,7 +1178,19 @@ static int xgbe_phy_config_fixed(struct xgbe_prv_data *pdata) if (pdata->phy.duplex != DUPLEX_FULL) return -EINVAL; - xgbe_set_mode(pdata, mode); + /* Force the mode change for SFI in Fixed PHY config. + * Fixed PHY configs needs PLL to be enabled while doing mode set. + * When the SFP module isn't connected during boot, driver assumes + * AN is ON and attempts autonegotiation. However, if the connected + * SFP comes up in Fixed PHY config, the link will not come up as + * PLL isn't enabled while the initial mode set command is issued. + * So, force the mode change for SFI in Fixed PHY configuration to + * fix link issues. + */ + if (mode == XGBE_MODE_SFI) + xgbe_change_mode(pdata, mode); + else + xgbe_set_mode(pdata, mode); return 0; } @@ -1275,9 +1290,30 @@ static bool xgbe_phy_aneg_done(struct xgbe_prv_data *pdata) static void xgbe_check_link_timeout(struct xgbe_prv_data *pdata) { unsigned long link_timeout; + unsigned long kr_time; + int wait; link_timeout = pdata->link_check + (XGBE_LINK_TIMEOUT * HZ); if (time_after(jiffies, link_timeout)) { + if ((xgbe_cur_mode(pdata) == XGBE_MODE_KR) && + pdata->phy.autoneg == AUTONEG_ENABLE) { + /* AN restart should not happen while KR training is in progress. + * The while loop ensures no AN restart during KR training, + * waits up to 500ms and AN restart is triggered only if KR + * training is failed. + */ + wait = XGBE_KR_TRAINING_WAIT_ITER; + while (wait--) { + kr_time = pdata->kr_start_time + + msecs_to_jiffies(XGBE_AN_MS_TIMEOUT); + if (time_after(jiffies, kr_time)) + break; + /* AN restart is not required, if AN result is COMPLETE */ + if (pdata->an_result == XGBE_AN_COMPLETE) + return; + usleep_range(10000, 11000); + } + } netif_dbg(pdata, link, pdata->netdev, "AN link timeout\n"); xgbe_phy_config_aneg(pdata); } @@ -1288,7 +1324,7 @@ static enum xgbe_mode xgbe_phy_status_aneg(struct xgbe_prv_data *pdata) return pdata->phy_if.phy_impl.an_outcome(pdata); } -static void xgbe_phy_status_result(struct xgbe_prv_data *pdata) +static bool xgbe_phy_status_result(struct xgbe_prv_data *pdata) { struct ethtool_link_ksettings *lks = &pdata->phy.lks; enum xgbe_mode mode; @@ -1323,8 +1359,13 @@ static void xgbe_phy_status_result(struct xgbe_prv_data *pdata) pdata->phy.duplex = DUPLEX_FULL; - if (xgbe_set_mode(pdata, mode) && pdata->an_again) + if (!xgbe_set_mode(pdata, mode)) + return false; + + if (pdata->an_again) xgbe_phy_reconfig_aneg(pdata); + + return true; } static void xgbe_phy_status(struct xgbe_prv_data *pdata) @@ -1345,7 +1386,7 @@ static void xgbe_phy_status(struct xgbe_prv_data *pdata) &an_restart); if (an_restart) { xgbe_phy_config_aneg(pdata); - return; + goto adjust_link; } if (pdata->phy.link) { @@ -1354,7 +1395,8 @@ static void xgbe_phy_status(struct xgbe_prv_data *pdata) return; } - xgbe_phy_status_result(pdata); + if (xgbe_phy_status_result(pdata)) + return; if (test_bit(XGBE_LINK_INIT, &pdata->dev_state)) clear_bit(XGBE_LINK_INIT, &pdata->dev_state); @@ -1390,13 +1432,14 @@ static void xgbe_phy_stop(struct xgbe_prv_data *pdata) /* Disable auto-negotiation */ xgbe_an_disable_all(pdata); - if (pdata->dev_irq != pdata->an_irq) + if (pdata->dev_irq != pdata->an_irq) { devm_free_irq(pdata->dev, pdata->an_irq, pdata); + tasklet_kill(&pdata->tasklet_an); + } pdata->phy_if.phy_impl.stop(pdata); pdata->phy.link = 0; - netif_carrier_off(pdata->netdev); xgbe_phy_adjust_link(pdata); } diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-pci.c b/drivers/net/ethernet/amd/xgbe/xgbe-pci.c index 7b86240ecd5f..c4f1fc97987a 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-pci.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-pci.c @@ -418,6 +418,9 @@ static void xgbe_pci_remove(struct pci_dev *pdev) pci_free_irq_vectors(pdata->pcidev); + /* Disable all interrupts in the hardware */ + XP_IOWRITE(pdata, XP_INT_EN, 0x0); + xgbe_free_pdata(pdata); } diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c b/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c index 3ceb4f95ca7c..e32649c254cd 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c @@ -188,6 +188,7 @@ enum xgbe_sfp_cable { XGBE_SFP_CABLE_UNKNOWN = 0, XGBE_SFP_CABLE_ACTIVE, XGBE_SFP_CABLE_PASSIVE, + XGBE_SFP_CABLE_FIBER, }; enum xgbe_sfp_base { @@ -235,9 +236,7 @@ enum xgbe_sfp_speed { #define XGBE_SFP_BASE_BR 12 #define XGBE_SFP_BASE_BR_1GBE_MIN 0x0a -#define XGBE_SFP_BASE_BR_1GBE_MAX 0x0d #define XGBE_SFP_BASE_BR_10GBE_MIN 0x64 -#define XGBE_SFP_BASE_BR_10GBE_MAX 0x68 #define XGBE_SFP_BASE_CU_CABLE_LEN 18 @@ -283,6 +282,8 @@ struct xgbe_sfp_eeprom { #define XGBE_BEL_FUSE_VENDOR "BEL-FUSE " #define XGBE_BEL_FUSE_PARTNO "1GBT-SFP06 " +#define XGBE_MOLEX_VENDOR "Molex Inc. " + struct xgbe_sfp_ascii { union { char vendor[XGBE_SFP_BASE_VENDOR_NAME_LEN + 1]; @@ -822,25 +823,22 @@ static void xgbe_phy_sfp_phy_settings(struct xgbe_prv_data *pdata) static bool xgbe_phy_sfp_bit_rate(struct xgbe_sfp_eeprom *sfp_eeprom, enum xgbe_sfp_speed sfp_speed) { - u8 *sfp_base, min, max; + u8 *sfp_base, min; sfp_base = sfp_eeprom->base; switch (sfp_speed) { case XGBE_SFP_SPEED_1000: min = XGBE_SFP_BASE_BR_1GBE_MIN; - max = XGBE_SFP_BASE_BR_1GBE_MAX; break; case XGBE_SFP_SPEED_10000: min = XGBE_SFP_BASE_BR_10GBE_MIN; - max = XGBE_SFP_BASE_BR_10GBE_MAX; break; default: return false; } - return ((sfp_base[XGBE_SFP_BASE_BR] >= min) && - (sfp_base[XGBE_SFP_BASE_BR] <= max)); + return sfp_base[XGBE_SFP_BASE_BR] >= min; } static void xgbe_phy_free_phy_device(struct xgbe_prv_data *pdata) @@ -912,6 +910,9 @@ static bool xgbe_phy_belfuse_phy_quirks(struct xgbe_prv_data *pdata) if ((phy_id & 0xfffffff0) != 0x03625d10) return false; + /* Reset PHY - wait for self-clearing reset bit to clear */ + genphy_soft_reset(phy_data->phydev); + /* Disable RGMII mode */ phy_write(phy_data->phydev, 0x18, 0x7007); reg = phy_read(phy_data->phydev, 0x18); @@ -1126,16 +1127,21 @@ static void xgbe_phy_sfp_parse_eeprom(struct xgbe_prv_data *pdata) phy_data->sfp_tx_fault = xgbe_phy_check_sfp_tx_fault(phy_data); phy_data->sfp_rx_los = xgbe_phy_check_sfp_rx_los(phy_data); - /* Assume ACTIVE cable unless told it is PASSIVE */ + /* Assume FIBER cable unless told otherwise */ if (sfp_base[XGBE_SFP_BASE_CABLE] & XGBE_SFP_BASE_CABLE_PASSIVE) { phy_data->sfp_cable = XGBE_SFP_CABLE_PASSIVE; phy_data->sfp_cable_len = sfp_base[XGBE_SFP_BASE_CU_CABLE_LEN]; - } else { + } else if (sfp_base[XGBE_SFP_BASE_CABLE] & XGBE_SFP_BASE_CABLE_ACTIVE) { phy_data->sfp_cable = XGBE_SFP_CABLE_ACTIVE; + } else { + phy_data->sfp_cable = XGBE_SFP_CABLE_FIBER; } /* Determine the type of SFP */ - if (sfp_base[XGBE_SFP_BASE_10GBE_CC] & XGBE_SFP_BASE_10GBE_CC_SR) + if (phy_data->sfp_cable != XGBE_SFP_CABLE_FIBER && + xgbe_phy_sfp_bit_rate(sfp_eeprom, XGBE_SFP_SPEED_10000)) + phy_data->sfp_base = XGBE_SFP_BASE_10000_CR; + else if (sfp_base[XGBE_SFP_BASE_10GBE_CC] & XGBE_SFP_BASE_10GBE_CC_SR) phy_data->sfp_base = XGBE_SFP_BASE_10000_SR; else if (sfp_base[XGBE_SFP_BASE_10GBE_CC] & XGBE_SFP_BASE_10GBE_CC_LR) phy_data->sfp_base = XGBE_SFP_BASE_10000_LR; @@ -1151,9 +1157,6 @@ static void xgbe_phy_sfp_parse_eeprom(struct xgbe_prv_data *pdata) phy_data->sfp_base = XGBE_SFP_BASE_1000_CX; else if (sfp_base[XGBE_SFP_BASE_1GBE_CC] & XGBE_SFP_BASE_1GBE_CC_T) phy_data->sfp_base = XGBE_SFP_BASE_1000_T; - else if ((phy_data->sfp_cable == XGBE_SFP_CABLE_PASSIVE) && - xgbe_phy_sfp_bit_rate(sfp_eeprom, XGBE_SFP_SPEED_10000)) - phy_data->sfp_base = XGBE_SFP_BASE_10000_CR; switch (phy_data->sfp_base) { case XGBE_SFP_BASE_1000_T: @@ -1942,16 +1945,53 @@ static void xgbe_phy_set_redrv_mode(struct xgbe_prv_data *pdata) xgbe_phy_put_comm_ownership(pdata); } +static void xgbe_phy_rx_reset(struct xgbe_prv_data *pdata) +{ + int reg; + + reg = XMDIO_READ_BITS(pdata, MDIO_MMD_PCS, MDIO_PCS_DIGITAL_STAT, + XGBE_PCS_PSEQ_STATE_MASK); + if (reg == XGBE_PCS_PSEQ_STATE_POWER_GOOD) { + /* Mailbox command timed out, reset of RX block is required. + * This can be done by asseting the reset bit and wait for + * its compeletion. + */ + XMDIO_WRITE_BITS(pdata, MDIO_MMD_PMAPMD, MDIO_PMA_RX_CTRL1, + XGBE_PMA_RX_RST_0_MASK, XGBE_PMA_RX_RST_0_RESET_ON); + ndelay(20); + XMDIO_WRITE_BITS(pdata, MDIO_MMD_PMAPMD, MDIO_PMA_RX_CTRL1, + XGBE_PMA_RX_RST_0_MASK, XGBE_PMA_RX_RST_0_RESET_OFF); + usleep_range(40, 50); + netif_err(pdata, link, pdata->netdev, "firmware mailbox reset performed\n"); + } +} + +static void xgbe_phy_pll_ctrl(struct xgbe_prv_data *pdata, bool enable) +{ + XMDIO_WRITE_BITS(pdata, MDIO_MMD_PMAPMD, MDIO_VEND2_PMA_MISC_CTRL0, + XGBE_PMA_PLL_CTRL_MASK, + enable ? XGBE_PMA_PLL_CTRL_ENABLE + : XGBE_PMA_PLL_CTRL_DISABLE); + + /* Wait for command to complete */ + usleep_range(100, 200); +} + static void xgbe_phy_perform_ratechange(struct xgbe_prv_data *pdata, unsigned int cmd, unsigned int sub_cmd) { unsigned int s0 = 0; unsigned int wait; + /* Disable PLL re-initialization during FW command processing */ + xgbe_phy_pll_ctrl(pdata, false); + /* Log if a previous command did not complete */ - if (XP_IOREAD_BITS(pdata, XP_DRIVER_INT_RO, STATUS)) + if (XP_IOREAD_BITS(pdata, XP_DRIVER_INT_RO, STATUS)) { netif_dbg(pdata, link, pdata->netdev, "firmware mailbox not ready for command\n"); + xgbe_phy_rx_reset(pdata); + } /* Construct the command */ XP_SET_BITS(s0, XP_DRIVER_SCRATCH_0, COMMAND, cmd); @@ -1966,13 +2006,20 @@ static void xgbe_phy_perform_ratechange(struct xgbe_prv_data *pdata, wait = XGBE_RATECHANGE_COUNT; while (wait--) { if (!XP_IOREAD_BITS(pdata, XP_DRIVER_INT_RO, STATUS)) - return; + goto reenable_pll; usleep_range(1000, 2000); } netif_dbg(pdata, link, pdata->netdev, "firmware mailbox command did not complete\n"); + + /* Reset on error */ + xgbe_phy_rx_reset(pdata); + +reenable_pll: + /* Enable PLL re-initialization */ + xgbe_phy_pll_ctrl(pdata, true); } static void xgbe_phy_rrc(struct xgbe_prv_data *pdata) @@ -2569,6 +2616,14 @@ static int xgbe_phy_link_status(struct xgbe_prv_data *pdata, int *an_restart) if (reg & MDIO_STAT1_LSTATUS) return 1; + if (pdata->phy.autoneg == AUTONEG_ENABLE && + phy_data->port_mode == XGBE_PORT_MODE_BACKPLANE) { + if (!test_bit(XGBE_LINK_INIT, &pdata->dev_state)) { + netif_carrier_off(pdata->netdev); + *an_restart = 1; + } + } + /* No link, attempt a receiver reset cycle */ if (phy_data->rrc_count++ > XGBE_RRC_FREQUENCY) { phy_data->rrc_count = 0; diff --git a/drivers/net/ethernet/amd/xgbe/xgbe.h b/drivers/net/ethernet/amd/xgbe/xgbe.h index 47bcbcf58048..729307a96c50 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe.h +++ b/drivers/net/ethernet/amd/xgbe/xgbe.h @@ -181,9 +181,9 @@ #define XGBE_DMA_SYS_AWCR 0x30303030 /* DMA cache settings - PCI device */ -#define XGBE_DMA_PCI_ARCR 0x00000003 -#define XGBE_DMA_PCI_AWCR 0x13131313 -#define XGBE_DMA_PCI_AWARCR 0x00000313 +#define XGBE_DMA_PCI_ARCR 0x000f0f0f +#define XGBE_DMA_PCI_AWCR 0x0f0f0f0f +#define XGBE_DMA_PCI_AWARCR 0x00000f0f /* DMA channel interrupt modes */ #define XGBE_IRQ_MODE_EDGE 0 @@ -290,6 +290,7 @@ /* Auto-negotiation */ #define XGBE_AN_MS_TIMEOUT 500 #define XGBE_LINK_TIMEOUT 5 +#define XGBE_KR_TRAINING_WAIT_ITER 50 #define XGBE_SGMII_AN_LINK_STATUS BIT(1) #define XGBE_SGMII_AN_LINK_SPEED (BIT(2) | BIT(3)) @@ -1266,6 +1267,7 @@ struct xgbe_prv_data { unsigned int parallel_detect; unsigned int fec_ability; unsigned long an_start; + unsigned long kr_start_time; enum xgbe_an_mode an_mode; /* I2C support */ diff --git a/drivers/net/ethernet/apm/xgene-v2/main.c b/drivers/net/ethernet/apm/xgene-v2/main.c index 0f2ad50f3bd7..7f37e7cb687e 100644 --- a/drivers/net/ethernet/apm/xgene-v2/main.c +++ b/drivers/net/ethernet/apm/xgene-v2/main.c @@ -691,11 +691,13 @@ static int xge_probe(struct platform_device *pdev) ret = register_netdev(ndev); if (ret) { netdev_err(ndev, "Failed to register netdev\n"); - goto err; + goto err_mdio_remove; } return 0; +err_mdio_remove: + xge_mdio_remove(ndev); err: free_netdev(ndev); diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c index 3a489b2b99c9..f27391abd7da 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c @@ -707,6 +707,12 @@ static int xgene_enet_rx_frame(struct xgene_enet_desc_ring *rx_ring, buf_pool->rx_skb[skb_index] = NULL; datalen = xgene_enet_get_data_len(le64_to_cpu(raw_desc->m1)); + + /* strip off CRC as HW isn't doing this */ + nv = GET_VAL(NV, le64_to_cpu(raw_desc->m0)); + if (!nv) + datalen -= 4; + skb_put(skb, datalen); prefetch(skb->data - NET_IP_ALIGN); skb->protocol = eth_type_trans(skb, ndev); @@ -728,12 +734,8 @@ static int xgene_enet_rx_frame(struct xgene_enet_desc_ring *rx_ring, } } - nv = GET_VAL(NV, le64_to_cpu(raw_desc->m0)); - if (!nv) { - /* strip off CRC as HW isn't doing this */ - datalen -= 4; + if (!nv) goto skip_jumbo; - } slots = page_pool->slots - 1; head = page_pool->head; @@ -1013,8 +1015,10 @@ static int xgene_enet_open(struct net_device *ndev) xgene_enet_napi_enable(pdata); ret = xgene_enet_register_irq(ndev); - if (ret) + if (ret) { + xgene_enet_napi_disable(pdata); return ret; + } if (ndev->phydev) { phy_start(ndev->phydev); diff --git a/drivers/net/ethernet/apple/bmac.c b/drivers/net/ethernet/apple/bmac.c index ab6ce85540b8..a0ce699903cf 100644 --- a/drivers/net/ethernet/apple/bmac.c +++ b/drivers/net/ethernet/apple/bmac.c @@ -1510,7 +1510,7 @@ static void bmac_tx_timeout(struct timer_list *t) i = bp->tx_empty; ++dev->stats.tx_errors; if (i != bp->tx_fill) { - dev_kfree_skb(bp->tx_bufs[i]); + dev_kfree_skb_irq(bp->tx_bufs[i]); bp->tx_bufs[i] = NULL; if (++i >= N_TX_RING) i = 0; bp->tx_empty = i; diff --git a/drivers/net/ethernet/apple/mace.c b/drivers/net/ethernet/apple/mace.c index 68b9ee489489..8f5e0cc00ddd 100644 --- a/drivers/net/ethernet/apple/mace.c +++ b/drivers/net/ethernet/apple/mace.c @@ -840,7 +840,7 @@ static void mace_tx_timeout(struct timer_list *t) if (mp->tx_bad_runt) { mp->tx_bad_runt = 0; } else if (i != mp->tx_fill) { - dev_kfree_skb(mp->tx_bufs[i]); + dev_kfree_skb_irq(mp->tx_bufs[i]); if (++i >= N_TX_RING) i = 0; mp->tx_empty = i; diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_main.c b/drivers/net/ethernet/aquantia/atlantic/aq_main.c index e3ae29e523f0..daf841ae337d 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_main.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_main.c @@ -50,8 +50,10 @@ static int aq_ndev_open(struct net_device *ndev) if (err < 0) goto err_exit; err = aq_nic_start(aq_nic); - if (err < 0) + if (err < 0) { + aq_nic_stop(aq_nic); goto err_exit; + } err_exit: if (err < 0) diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c index c4f914a29c38..bdb0b37c048a 100644 --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c @@ -637,6 +637,13 @@ static int hw_atl_b0_hw_ring_tx_head_update(struct aq_hw_s *self, err = -ENXIO; goto err_exit; } + + /* Validate that the new hw_head_ is reasonable. */ + if (hw_head_ >= ring->size) { + err = -ENXIO; + goto err_exit; + } + ring->hw_head = hw_head_; err = aq_hw_err_from_flags(self); diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c index 096ec18e8f15..49c80bac9ce2 100644 --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c @@ -459,6 +459,11 @@ int hw_atl_utils_fw_rpc_wait(struct aq_hw_s *self, goto err_exit; if (fw.len == 0xFFFFU) { + if (sw.len > sizeof(self->rpc)) { + printk(KERN_INFO "Invalid sw len: %x\n", sw.len); + err = -EINVAL; + goto err_exit; + } err = hw_atl_utils_fw_rpc_call(self, sw.len); if (err < 0) goto err_exit; @@ -469,6 +474,11 @@ int hw_atl_utils_fw_rpc_wait(struct aq_hw_s *self, if (rpc) { if (fw.len) { + if (fw.len > sizeof(self->rpc)) { + printk(KERN_INFO "Invalid fw len: %x\n", fw.len); + err = -EINVAL; + goto err_exit; + } err = hw_atl_utils_fw_downld_dwords(self, self->rpc_addr, diff --git a/drivers/net/ethernet/arc/Kconfig b/drivers/net/ethernet/arc/Kconfig index 5d0ab8e74b68..55622d41f1ba 100644 --- a/drivers/net/ethernet/arc/Kconfig +++ b/drivers/net/ethernet/arc/Kconfig @@ -20,6 +20,7 @@ config ARC_EMAC_CORE depends on ARC || ARCH_ROCKCHIP || COMPILE_TEST select MII select PHYLIB + select CRC32 config ARC_EMAC tristate "ARC EMAC support" diff --git a/drivers/net/ethernet/atheros/alx/ethtool.c b/drivers/net/ethernet/atheros/alx/ethtool.c index 2f4eabf652e8..51e5aa2c74b3 100644 --- a/drivers/net/ethernet/atheros/alx/ethtool.c +++ b/drivers/net/ethernet/atheros/alx/ethtool.c @@ -281,9 +281,8 @@ static void alx_get_ethtool_stats(struct net_device *netdev, spin_lock(&alx->stats_lock); alx_update_hw_stats(hw); - BUILD_BUG_ON(sizeof(hw->stats) - offsetof(struct alx_hw_stats, rx_ok) < - ALX_NUM_STATS * sizeof(u64)); - memcpy(data, &hw->stats.rx_ok, ALX_NUM_STATS * sizeof(u64)); + BUILD_BUG_ON(sizeof(hw->stats) != ALX_NUM_STATS * sizeof(u64)); + memcpy(data, &hw->stats, sizeof(hw->stats)); spin_unlock(&alx->stats_lock); } diff --git a/drivers/net/ethernet/atheros/alx/main.c b/drivers/net/ethernet/atheros/alx/main.c index dd63b993ce7b..54bfe9d84ecd 100644 --- a/drivers/net/ethernet/atheros/alx/main.c +++ b/drivers/net/ethernet/atheros/alx/main.c @@ -1855,6 +1855,7 @@ out_free_netdev: free_netdev(netdev); out_pci_release: pci_release_mem_regions(pdev); + pci_disable_pcie_error_reporting(pdev); out_pci_disable: pci_disable_device(pdev); return err; @@ -1902,13 +1903,16 @@ static int alx_resume(struct device *dev) if (!netif_running(alx->dev)) return 0; - netif_device_attach(alx->dev); rtnl_lock(); err = __alx_open(alx, true); rtnl_unlock(); + if (err) + return err; - return err; + netif_device_attach(alx->dev); + + return 0; } static SIMPLE_DEV_PM_OPS(alx_pm_ops, alx_suspend, alx_resume); diff --git a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c index 7087b88550db..98cc2bd5adc4 100644 --- a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c +++ b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c @@ -2002,8 +2002,11 @@ static int atl1c_tso_csum(struct atl1c_adapter *adapter, real_len = (((unsigned char *)ip_hdr(skb) - skb->data) + ntohs(ip_hdr(skb)->tot_len)); - if (real_len < skb->len) - pskb_trim(skb, real_len); + if (real_len < skb->len) { + err = pskb_trim(skb, real_len); + if (err) + return err; + } hdr_len = (skb_transport_offset(skb) + tcp_hdrlen(skb)); if (unlikely(skb->len == hdr_len)) { diff --git a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c index 3164aad29bcf..c72ba133072f 100644 --- a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c +++ b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c @@ -881,10 +881,13 @@ static int atl1e_setup_ring_resources(struct atl1e_adapter *adapter) netdev_err(adapter->netdev, "offset(%d) > ring size(%d) !!\n", offset, adapter->ring_size); err = -1; - goto failed; + goto free_buffer; } return 0; +free_buffer: + kfree(tx_ring->tx_buffer); + tx_ring->tx_buffer = NULL; failed: if (adapter->ring_vir_addr != NULL) { pci_free_consistent(pdev, adapter->ring_size, @@ -1651,8 +1654,11 @@ static int atl1e_tso_csum(struct atl1e_adapter *adapter, real_len = (((unsigned char *)ip_hdr(skb) - skb->data) + ntohs(ip_hdr(skb)->tot_len)); - if (real_len < skb->len) - pskb_trim(skb, real_len); + if (real_len < skb->len) { + err = pskb_trim(skb, real_len); + if (err) + return err; + } hdr_len = (skb_transport_offset(skb) + tcp_hdrlen(skb)); if (unlikely(skb->len == hdr_len)) { diff --git a/drivers/net/ethernet/broadcom/Makefile b/drivers/net/ethernet/broadcom/Makefile index 7046ad6d3d0e..ac50da49ca77 100644 --- a/drivers/net/ethernet/broadcom/Makefile +++ b/drivers/net/ethernet/broadcom/Makefile @@ -16,3 +16,8 @@ obj-$(CONFIG_BGMAC_BCMA) += bgmac-bcma.o bgmac-bcma-mdio.o obj-$(CONFIG_BGMAC_PLATFORM) += bgmac-platform.o obj-$(CONFIG_SYSTEMPORT) += bcmsysport.o obj-$(CONFIG_BNXT) += bnxt/ + +# FIXME: temporarily silence -Warray-bounds on non W=1+ builds +ifndef KBUILD_EXTRA_WARN +CFLAGS_tg3.o += -Wno-array-bounds +endif diff --git a/drivers/net/ethernet/broadcom/b44.c b/drivers/net/ethernet/broadcom/b44.c index 88f8d31e4c83..7aeb2805fec4 100644 --- a/drivers/net/ethernet/broadcom/b44.c +++ b/drivers/net/ethernet/broadcom/b44.c @@ -2389,7 +2389,8 @@ static int b44_init_one(struct ssb_device *sdev, goto err_out_free_dev; } - if (dma_set_mask_and_coherent(sdev->dma_dev, DMA_BIT_MASK(30))) { + err = dma_set_mask_and_coherent(sdev->dma_dev, DMA_BIT_MASK(30)); + if (err) { dev_err(sdev->dev, "Required 30BIT DMA mask unsupported by the system\n"); goto err_out_powerdown; diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c index 9a614c5cdfa2..b3fc8745b580 100644 --- a/drivers/net/ethernet/broadcom/bcmsysport.c +++ b/drivers/net/ethernet/broadcom/bcmsysport.c @@ -120,9 +120,13 @@ static inline void tdma_port_write_desc_addr(struct bcm_sysport_priv *priv, struct dma_desc *desc, unsigned int port) { + unsigned long desc_flags; + /* Ports are latched, so write upper address first */ + spin_lock_irqsave(&priv->desc_lock, desc_flags); tdma_writel(priv, desc->addr_status_len, TDMA_WRITE_PORT_HI(port)); tdma_writel(priv, desc->addr_lo, TDMA_WRITE_PORT_LO(port)); + spin_unlock_irqrestore(&priv->desc_lock, desc_flags); } /* Ethtool operations */ @@ -2003,6 +2007,7 @@ static int bcm_sysport_open(struct net_device *dev) } /* Initialize both hardware and software ring */ + spin_lock_init(&priv->desc_lock); for (i = 0; i < dev->num_tx_queues; i++) { ret = bcm_sysport_init_tx_ring(priv, i); if (ret) { @@ -2507,6 +2512,7 @@ static int bcm_sysport_probe(struct platform_device *pdev) /* HW supported features, none enabled by default */ dev->hw_features |= NETIF_F_RXCSUM | NETIF_F_HIGHDMA | NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM; + dev->max_mtu = UMAC_MAX_MTU_SIZE; /* Request the WOL interrupt and advertise suspend if available */ priv->wol_irq_disabled = 1; diff --git a/drivers/net/ethernet/broadcom/bcmsysport.h b/drivers/net/ethernet/broadcom/bcmsysport.h index 36e0adf5c9b8..f438b818136a 100644 --- a/drivers/net/ethernet/broadcom/bcmsysport.h +++ b/drivers/net/ethernet/broadcom/bcmsysport.h @@ -751,6 +751,7 @@ struct bcm_sysport_priv { int wol_irq; /* Transmit rings */ + spinlock_t desc_lock; struct bcm_sysport_tx_ring *tx_rings; /* Receive queue */ diff --git a/drivers/net/ethernet/broadcom/bgmac-bcma.c b/drivers/net/ethernet/broadcom/bgmac-bcma.c index 6fe074c1588b..b880c0b964be 100644 --- a/drivers/net/ethernet/broadcom/bgmac-bcma.c +++ b/drivers/net/ethernet/broadcom/bgmac-bcma.c @@ -228,12 +228,12 @@ static int bgmac_probe(struct bcma_device *core) bgmac->feature_flags |= BGMAC_FEAT_CLKCTLST; bgmac->feature_flags |= BGMAC_FEAT_FLW_CTRL1; bgmac->feature_flags |= BGMAC_FEAT_SW_TYPE_PHY; - if (ci->pkg == BCMA_PKG_ID_BCM47188 || - ci->pkg == BCMA_PKG_ID_BCM47186) { + if ((ci->id == BCMA_CHIP_ID_BCM5357 && ci->pkg == BCMA_PKG_ID_BCM47186) || + (ci->id == BCMA_CHIP_ID_BCM53572 && ci->pkg == BCMA_PKG_ID_BCM47188)) { bgmac->feature_flags |= BGMAC_FEAT_SW_TYPE_RGMII; bgmac->feature_flags |= BGMAC_FEAT_IOST_ATTACHED; } - if (ci->pkg == BCMA_PKG_ID_BCM5358) + if (ci->id == BCMA_CHIP_ID_BCM5357 && ci->pkg == BCMA_PKG_ID_BCM5358) bgmac->feature_flags |= BGMAC_FEAT_SW_TYPE_EPHYRMII; break; case BCMA_CHIP_ID_BCM53573: @@ -323,7 +323,6 @@ static void bgmac_remove(struct bcma_device *core) bcma_mdio_mii_unregister(bgmac->mii_bus); bgmac_enet_remove(bgmac); bcma_set_drvdata(core, NULL); - kfree(bgmac); } static struct bcma_driver bgmac_bcma_driver = { diff --git a/drivers/net/ethernet/broadcom/bgmac.c b/drivers/net/ethernet/broadcom/bgmac.c index 4c94d9218bba..50c5afc46eb0 100644 --- a/drivers/net/ethernet/broadcom/bgmac.c +++ b/drivers/net/ethernet/broadcom/bgmac.c @@ -1566,7 +1566,6 @@ void bgmac_enet_remove(struct bgmac *bgmac) phy_disconnect(bgmac->net_dev->phydev); netif_napi_del(&bgmac->napi); bgmac_dma_free(bgmac); - free_netdev(bgmac->net_dev); } EXPORT_SYMBOL_GPL(bgmac_enet_remove); diff --git a/drivers/net/ethernet/broadcom/bnx2.c b/drivers/net/ethernet/broadcom/bnx2.c index 122fdb80a789..c69700088082 100644 --- a/drivers/net/ethernet/broadcom/bnx2.c +++ b/drivers/net/ethernet/broadcom/bnx2.c @@ -1461,7 +1461,7 @@ bnx2_test_and_disable_2g5(struct bnx2 *bp) static void bnx2_enable_forced_2g5(struct bnx2 *bp) { - u32 uninitialized_var(bmcr); + u32 bmcr; int err; if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) @@ -1505,7 +1505,7 @@ bnx2_enable_forced_2g5(struct bnx2 *bp) static void bnx2_disable_forced_2g5(struct bnx2 *bp) { - u32 uninitialized_var(bmcr); + u32 bmcr; int err; if (!(bp->phy_flags & BNX2_PHY_FLAG_2_5G_CAPABLE)) @@ -8253,9 +8253,9 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev) BNX2_WR(bp, PCI_COMMAND, reg); } else if ((BNX2_CHIP_ID(bp) == BNX2_CHIP_ID_5706_A1) && !(bp->flags & BNX2_FLAG_PCIX)) { - dev_err(&pdev->dev, "5706 A1 can only be used in a PCIX bus, aborting\n"); + rc = -EPERM; goto err_out_unmap; } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c index cf01e73d1bcc..53b1b05f905e 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c @@ -788,6 +788,7 @@ static void bnx2x_tpa_stop(struct bnx2x *bp, struct bnx2x_fastpath *fp, BNX2X_ERR("skb_put is about to fail... pad %d len %d rx_buf_size %d\n", pad, len, fp->rx_buf_size); bnx2x_panic(); + bnx2x_frag_free(fp, new_data); return; } #endif @@ -2668,7 +2669,8 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode) } /* Allocated memory for FW statistics */ - if (bnx2x_alloc_fw_stats_mem(bp)) + rc = bnx2x_alloc_fw_stats_mem(bp); + if (rc) LOAD_ERROR_EXIT(bp, load_error0); /* request pf to initialize status blocks */ diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_init.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_init.h index 46ee2c01f4c5..d16b1eddbecf 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_init.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_init.h @@ -296,7 +296,6 @@ static inline void bnx2x_dcb_config_qm(struct bnx2x *bp, enum cos_mode mode, * possible, the driver should only write the valid vnics into the internal * ram according to the appropriate port mode. */ -#define BITS_TO_BYTES(x) ((x)/8) /* CMNG constants, as derived from system spec calculations */ diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_init_ops.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_init_ops.h index 1835d2e451c0..fc7fce642666 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_init_ops.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_init_ops.h @@ -635,11 +635,13 @@ static int bnx2x_ilt_client_mem_op(struct bnx2x *bp, int cli_num, { int i, rc; struct bnx2x_ilt *ilt = BP_ILT(bp); - struct ilt_client_info *ilt_cli = &ilt->clients[cli_num]; + struct ilt_client_info *ilt_cli; if (!ilt || !ilt->lines) return -1; + ilt_cli = &ilt->clients[cli_num]; + if (ilt_cli->flags & (ILT_CLIENT_SKIP_INIT | ILT_CLIENT_SKIP_MEM)) return 0; diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index df4f77ad95c4..d21b22ed0b60 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -14297,10 +14297,6 @@ static int bnx2x_eeh_nic_unload(struct bnx2x *bp) /* Stop Tx */ bnx2x_tx_disable(bp); - /* Delete all NAPI objects */ - bnx2x_del_all_napi(bp); - if (CNIC_LOADED(bp)) - bnx2x_del_all_napi_cnic(bp); netdev_reset_tc(bp->dev); del_timer_sync(&bp->timer); @@ -14405,6 +14401,11 @@ static pci_ers_result_t bnx2x_io_slot_reset(struct pci_dev *pdev) bnx2x_drain_tx_queues(bp); bnx2x_send_unload_req(bp, UNLOAD_RECOVERY); bnx2x_netif_stop(bp, 1); + bnx2x_del_all_napi(bp); + + if (CNIC_LOADED(bp)) + bnx2x_del_all_napi_cnic(bp); + bnx2x_free_irq(bp); /* Report UNLOAD_DONE to MCP */ @@ -14463,11 +14464,16 @@ static void bnx2x_io_resume(struct pci_dev *pdev) bp->fw_seq = SHMEM_RD(bp, func_mb[BP_FW_MB_IDX(bp)].drv_mb_header) & DRV_MSG_SEQ_NUMBER_MASK; - if (netif_running(dev)) - bnx2x_nic_load(bp, LOAD_NORMAL); + if (netif_running(dev)) { + if (bnx2x_nic_load(bp, LOAD_NORMAL)) { + netdev_err(bp->dev, "Error during driver initialization, try unloading/reloading the driver\n"); + goto done; + } + } netif_device_attach(dev); +done: rtnl_unlock(); } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c index ab60f4f9cc24..83868f49b6c7 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c @@ -806,16 +806,20 @@ static void bnx2x_vf_enable_traffic(struct bnx2x *bp, struct bnx2x_virtf *vf) static u8 bnx2x_vf_is_pcie_pending(struct bnx2x *bp, u8 abs_vfid) { - struct pci_dev *dev; struct bnx2x_virtf *vf = bnx2x_vf_by_abs_fid(bp, abs_vfid); + struct pci_dev *dev; + bool pending; if (!vf) return false; dev = pci_get_domain_bus_and_slot(vf->domain, vf->bus, vf->devfn); - if (dev) - return bnx2x_is_pcie_pending(dev); - return false; + if (!dev) + return false; + pending = bnx2x_is_pcie_pending(dev); + pci_dev_put(dev); + + return pending; } int bnx2x_vf_flr_clnup_epilog(struct bnx2x *bp, u8 abs_vfid) @@ -1244,8 +1248,10 @@ int bnx2x_iov_init_one(struct bnx2x *bp, int int_mode_param, goto failed; /* SR-IOV capability was enabled but there are no VFs*/ - if (iov->total == 0) + if (iov->total == 0) { + err = 0; goto failed; + } iov->nr_virtfn = min_t(u16, iov->total, num_vfs_param); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index c3f04fb31955..ca817b251ef5 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -282,6 +282,26 @@ static u16 bnxt_xmit_get_cfa_action(struct sk_buff *skb) return md_dst->u.port_info.port_id; } +static bool bnxt_txr_netif_try_stop_queue(struct bnxt *bp, + struct bnxt_tx_ring_info *txr, + struct netdev_queue *txq) +{ + netif_tx_stop_queue(txq); + + /* netif_tx_stop_queue() must be done before checking + * tx index in bnxt_tx_avail() below, because in + * bnxt_tx_int(), we update tx index before checking for + * netif_tx_queue_stopped(). + */ + smp_mb(); + if (bnxt_tx_avail(bp, txr) >= bp->tx_wake_thresh) { + netif_tx_wake_queue(txq); + return false; + } + + return true; +} + static netdev_tx_t bnxt_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct bnxt *bp = netdev_priv(dev); @@ -309,8 +329,8 @@ static netdev_tx_t bnxt_start_xmit(struct sk_buff *skb, struct net_device *dev) free_size = bnxt_tx_avail(bp, txr); if (unlikely(free_size < skb_shinfo(skb)->nr_frags + 2)) { - netif_tx_stop_queue(txq); - return NETDEV_TX_BUSY; + if (bnxt_txr_netif_try_stop_queue(bp, txr, txq)) + return NETDEV_TX_BUSY; } length = skb->len; @@ -521,16 +541,7 @@ tx_done: if (skb->xmit_more && !tx_buf->is_push) bnxt_db_write(bp, txr->tx_doorbell, DB_KEY_TX | prod); - netif_tx_stop_queue(txq); - - /* netif_tx_stop_queue() must be done before checking - * tx index in bnxt_tx_avail() below, because in - * bnxt_tx_int(), we update tx index before checking for - * netif_tx_queue_stopped(). - */ - smp_mb(); - if (bnxt_tx_avail(bp, txr) > bp->tx_wake_thresh) - netif_tx_wake_queue(txq); + bnxt_txr_netif_try_stop_queue(bp, txr, txq); } return NETDEV_TX_OK; @@ -614,14 +625,9 @@ next_tx_int: smp_mb(); if (unlikely(netif_tx_queue_stopped(txq)) && - (bnxt_tx_avail(bp, txr) > bp->tx_wake_thresh)) { - __netif_tx_lock(txq, smp_processor_id()); - if (netif_tx_queue_stopped(txq) && - bnxt_tx_avail(bp, txr) > bp->tx_wake_thresh && - txr->dev_state != BNXT_DEV_STATE_CLOSING) - netif_tx_wake_queue(txq); - __netif_tx_unlock(txq); - } + bnxt_tx_avail(bp, txr) >= bp->tx_wake_thresh && + READ_ONCE(txr->dev_state) != BNXT_DEV_STATE_CLOSING) + netif_tx_wake_queue(txq); } static struct page *__bnxt_alloc_rx_page(struct bnxt *bp, dma_addr_t *mapping, @@ -1903,7 +1909,7 @@ static int bnxt_poll_work(struct bnxt *bp, struct bnxt_napi *bnapi, int budget) if (TX_CMP_TYPE(txcmp) == CMP_TYPE_TX_L2_CMP) { tx_pkts++; /* return full budget so NAPI will complete. */ - if (unlikely(tx_pkts > bp->tx_wake_thresh)) { + if (unlikely(tx_pkts >= bp->tx_wake_thresh)) { rx_pkts = budget; raw_cons = NEXT_RAW_CMP(raw_cons); break; @@ -2706,7 +2712,7 @@ static int bnxt_init_tx_rings(struct bnxt *bp) u16 i; bp->tx_wake_thresh = max_t(int, bp->tx_ring_size / 2, - MAX_SKB_FRAGS + 1); + BNXT_MIN_TX_DESC_CNT); for (i = 0; i < bp->tx_nr_rings; i++) { struct bnxt_tx_ring_info *txr = &bp->tx_ring[i]; @@ -5252,7 +5258,6 @@ static int __bnxt_hwrm_func_qcaps(struct bnxt *bp) pf->fw_fid = le16_to_cpu(resp->fid); pf->port_id = le16_to_cpu(resp->port_id); - bp->dev->dev_port = pf->port_id; memcpy(pf->mac_addr, resp->mac_address, ETH_ALEN); pf->first_vf_id = le16_to_cpu(resp->first_vf_id); pf->max_vfs = le16_to_cpu(resp->max_vfs); @@ -6113,10 +6118,14 @@ int bnxt_reserve_rings(struct bnxt *bp) netdev_err(bp->dev, "ring reservation/IRQ init failure rc: %d\n", rc); return rc; } - if (tcs && (bp->tx_nr_rings_per_tc * tcs != bp->tx_nr_rings)) { + if (tcs && (bp->tx_nr_rings_per_tc * tcs != + bp->tx_nr_rings - bp->tx_nr_rings_xdp)) { netdev_err(bp->dev, "tx ring reservation failure\n"); netdev_reset_tc(bp->dev); - bp->tx_nr_rings_per_tc = bp->tx_nr_rings; + if (bp->tx_nr_rings_xdp) + bp->tx_nr_rings_per_tc = bp->tx_nr_rings_xdp; + else + bp->tx_nr_rings_per_tc = bp->tx_nr_rings; return -ENOMEM; } bp->num_stat_ctxs = bp->cp_nr_rings; @@ -6264,10 +6273,9 @@ static void bnxt_disable_napi(struct bnxt *bp) for (i = 0; i < bp->cp_nr_rings; i++) { struct bnxt_cp_ring_info *cpr = &bp->bnapi[i]->cp_ring; + napi_disable(&bp->bnapi[i]->napi); if (bp->bnapi[i]->rx_ring) cancel_work_sync(&cpr->dim.work); - - napi_disable(&bp->bnapi[i]->napi); } } @@ -6295,12 +6303,15 @@ void bnxt_tx_disable(struct bnxt *bp) if (bp->tx_ring) { for (i = 0; i < bp->tx_nr_rings; i++) { txr = &bp->tx_ring[i]; - txr->dev_state = BNXT_DEV_STATE_CLOSING; + WRITE_ONCE(txr->dev_state, BNXT_DEV_STATE_CLOSING); } } + /* Make sure napi polls see @dev_state change */ + synchronize_net(); + /* Drop carrier first to prevent TX timeout */ + netif_carrier_off(bp->dev); /* Stop all TX queues */ netif_tx_disable(bp->dev); - netif_carrier_off(bp->dev); } void bnxt_tx_enable(struct bnxt *bp) @@ -6310,8 +6321,10 @@ void bnxt_tx_enable(struct bnxt *bp) for (i = 0; i < bp->tx_nr_rings; i++) { txr = &bp->tx_ring[i]; - txr->dev_state = 0; + WRITE_ONCE(txr->dev_state, 0); } + /* Make sure napi polls see @dev_state change */ + synchronize_net(); netif_tx_wake_all_queues(bp->dev); if (bp->link_info.link_up) netif_carrier_on(bp->dev); @@ -6326,6 +6339,11 @@ static void bnxt_report_link(struct bnxt *bp) u16 fec; netif_carrier_on(bp->dev); + speed = bnxt_fw_to_ethtool_speed(bp->link_info.link_speed); + if (speed == SPEED_UNKNOWN) { + netdev_info(bp->dev, "NIC Link is Up, speed unknown\n"); + return; + } if (bp->link_info.duplex == BNXT_LINK_DUPLEX_FULL) duplex = "full"; else @@ -6338,7 +6356,6 @@ static void bnxt_report_link(struct bnxt *bp) flow_ctrl = "ON - receive"; else flow_ctrl = "none"; - speed = bnxt_fw_to_ethtool_speed(bp->link_info.link_speed); netdev_info(bp->dev, "NIC Link is Up, %u Mbps %s duplex, Flow control: %s\n", speed, duplex, flow_ctrl); if (bp->flags & BNXT_FLAG_EEE_CAP) @@ -6846,7 +6863,9 @@ static ssize_t bnxt_show_temp(struct device *dev, if (!rc) len = sprintf(buf, "%u\n", resp->temp * 1000); /* display millidegree */ mutex_unlock(&bp->hwrm_cmd_lock); - return rc ?: len; + if (rc) + return rc; + return len; } static SENSOR_DEVICE_ATTR(temp1_input, 0444, bnxt_show_temp, NULL, 0); @@ -7828,6 +7847,8 @@ static void bnxt_sp_task(struct work_struct *work) bnxt_cfg_ntp_filters(bp); if (test_and_clear_bit(BNXT_HWRM_EXEC_FWD_REQ_SP_EVENT, &bp->sp_event)) bnxt_hwrm_exec_fwd_req(bp); + if (test_and_clear_bit(BNXT_HWRM_PF_UNLOAD_SP_EVENT, &bp->sp_event)) + netdev_info(bp->dev, "Receive PF driver unload event!\n"); if (test_and_clear_bit(BNXT_VXLAN_ADD_PORT_SP_EVENT, &bp->sp_event)) { bnxt_hwrm_tunnel_dst_port_alloc( bp, bp->vxlan_port, @@ -8017,7 +8038,8 @@ static int bnxt_init_board(struct pci_dev *pdev, struct net_device *dev) if (dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)) != 0 && dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)) != 0) { dev_err(&pdev->dev, "System does not support DMA, aborting\n"); - goto init_err_disable; + rc = -EIO; + goto init_err_release; } pci_set_master(pdev); @@ -8311,8 +8333,8 @@ static int bnxt_rx_flow_steer(struct net_device *dev, const struct sk_buff *skb, rcu_read_lock(); hlist_for_each_entry_rcu(fltr, head, hash) { if (bnxt_fltr_match(fltr, new_fltr)) { + rc = fltr->sw_id; rcu_read_unlock(); - rc = 0; goto err_free; } } @@ -8387,8 +8409,6 @@ static void bnxt_cfg_ntp_filters(struct bnxt *bp) } } } - if (test_and_clear_bit(BNXT_HWRM_PF_UNLOAD_SP_EVENT, &bp->sp_event)) - netdev_info(bp->dev, "Receive PF driver unload event!"); } #else @@ -9116,6 +9136,7 @@ static int bnxt_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) create_singlethread_workqueue("bnxt_pf_wq"); if (!bnxt_pf_wq) { dev_err(&pdev->dev, "Unable to create workqueue.\n"); + rc = -ENOMEM; goto init_err_pci_clean; } } @@ -9366,8 +9387,16 @@ static struct pci_driver bnxt_pci_driver = { static int __init bnxt_init(void) { + int err; + bnxt_debug_init(); - return pci_register_driver(&bnxt_pci_driver); + err = pci_register_driver(&bnxt_pci_driver); + if (err) { + bnxt_debug_exit(); + return err; + } + + return 0; } static void __exit bnxt_exit(void) diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h index f3f5484c43e4..5c1c3a0ed928 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h @@ -484,6 +484,11 @@ struct rx_tpa_end_cmp_ext { #define BNXT_MAX_RX_JUM_DESC_CNT (RX_DESC_CNT * MAX_RX_AGG_PAGES - 1) #define BNXT_MAX_TX_DESC_CNT (TX_DESC_CNT * MAX_TX_PAGES - 1) +/* Minimum TX BDs for a TX packet with MAX_SKB_FRAGS + 1. We need one extra + * BD because the first TX BD is always a long BD. + */ +#define BNXT_MIN_TX_DESC_CNT (MAX_SKB_FRAGS + 2) + #define RX_RING(x) (((x) & ~(RX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4)) #define RX_IDX(x) ((x) & (RX_DESC_CNT - 1)) diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c index 1ea81c23039f..deba77670b1c 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c @@ -446,7 +446,7 @@ static int bnxt_set_ringparam(struct net_device *dev, if ((ering->rx_pending > BNXT_MAX_RX_DESC_CNT) || (ering->tx_pending > BNXT_MAX_TX_DESC_CNT) || - (ering->tx_pending <= MAX_SKB_FRAGS)) + (ering->tx_pending < BNXT_MIN_TX_DESC_CNT)) return -EINVAL; if (netif_running(dev)) @@ -1377,9 +1377,7 @@ static int bnxt_set_pauseparam(struct net_device *dev, } link_info->autoneg |= BNXT_AUTONEG_FLOW_CTRL; - if (bp->hwrm_spec_code >= 0x10201) - link_info->req_flow_ctrl = - PORT_PHY_CFG_REQ_AUTO_PAUSE_AUTONEG_PAUSE; + link_info->req_flow_ctrl = 0; } else { /* when transition from auto pause to force pause, * force a link change @@ -2300,7 +2298,7 @@ static int bnxt_get_module_eeprom(struct net_device *dev, /* Read A2 portion of the EEPROM */ if (length) { start -= ETH_MODULE_SFF_8436_LEN; - rc = bnxt_read_sfp_module_eeprom_info(bp, I2C_DEV_ADDR_A2, 1, + rc = bnxt_read_sfp_module_eeprom_info(bp, I2C_DEV_ADDR_A2, 0, start, length, data); } return rc; diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c index c7667017c1a3..8bbc5dcf8cb4 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c @@ -1189,7 +1189,8 @@ static void bcmgenet_power_up(struct bcmgenet_priv *priv, switch (mode) { case GENET_POWER_PASSIVE: - reg &= ~(EXT_PWR_DOWN_DLL | EXT_PWR_DOWN_BIAS); + reg &= ~(EXT_PWR_DOWN_DLL | EXT_PWR_DOWN_BIAS | + EXT_ENERGY_DET_MASK); if (GENET_IS_V5(priv)) { reg &= ~(EXT_PWR_DOWN_PHY_EN | EXT_PWR_DOWN_PHY_RD | @@ -1548,6 +1549,11 @@ static struct sk_buff *bcmgenet_put_tx_csum(struct net_device *dev, return skb; } +static void bcmgenet_hide_tsb(struct sk_buff *skb) +{ + __skb_pull(skb, sizeof(struct status_64)); +} + static netdev_tx_t bcmgenet_xmit(struct sk_buff *skb, struct net_device *dev) { struct bcmgenet_priv *priv = netdev_priv(dev); @@ -1644,8 +1650,10 @@ static netdev_tx_t bcmgenet_xmit(struct sk_buff *skb, struct net_device *dev) /* Note: if we ever change from DMA_TX_APPEND_CRC below we * will need to restore software padding of "runt" packets */ + len_stat |= DMA_TX_APPEND_CRC; + if (!i) { - len_stat |= DMA_TX_APPEND_CRC | DMA_SOP; + len_stat |= DMA_SOP; if (skb->ip_summed == CHECKSUM_PARTIAL) len_stat |= DMA_TX_DO_CSUM; } @@ -1656,6 +1664,8 @@ static netdev_tx_t bcmgenet_xmit(struct sk_buff *skb, struct net_device *dev) } GENET_CB(skb)->last_cb = tx_cb_ptr; + + bcmgenet_hide_tsb(skb); skb_tx_timestamp(skb); /* Decrement total BD count and advance our write pointer */ @@ -1817,6 +1827,14 @@ static unsigned int bcmgenet_desc_rx(struct bcmgenet_rx_ring *ring, __func__, p_index, ring->c_index, ring->read_ptr, dma_length_status); + if (unlikely(len > RX_BUF_LENGTH)) { + netif_err(priv, rx_status, dev, "oversized packet\n"); + dev->stats.rx_length_errors++; + dev->stats.rx_errors++; + dev_kfree_skb_any(skb); + goto next; + } + if (unlikely(!(dma_flag & DMA_EOP) || !(dma_flag & DMA_SOP))) { netif_err(priv, rx_status, dev, "dropping fragmented packet!\n"); @@ -2790,15 +2808,21 @@ static void bcmgenet_set_hw_addr(struct bcmgenet_priv *priv, /* Returns a reusable dma control register value */ static u32 bcmgenet_dma_disable(struct bcmgenet_priv *priv) { + unsigned int i; u32 reg; u32 dma_ctrl; /* disable DMA */ dma_ctrl = 1 << (DESC_INDEX + DMA_RING_BUF_EN_SHIFT) | DMA_EN; + for (i = 0; i < priv->hw_params->tx_queues; i++) + dma_ctrl |= (1 << (i + DMA_RING_BUF_EN_SHIFT)); reg = bcmgenet_tdma_readl(priv, DMA_CTRL); reg &= ~dma_ctrl; bcmgenet_tdma_writel(priv, reg, DMA_CTRL); + dma_ctrl = 1 << (DESC_INDEX + DMA_RING_BUF_EN_SHIFT) | DMA_EN; + for (i = 0; i < priv->hw_params->rx_queues; i++) + dma_ctrl |= (1 << (i + DMA_RING_BUF_EN_SHIFT)); reg = bcmgenet_rdma_readl(priv, DMA_CTRL); reg &= ~dma_ctrl; bcmgenet_rdma_writel(priv, reg, DMA_CTRL); @@ -2902,12 +2926,6 @@ static int bcmgenet_open(struct net_device *dev) bcmgenet_set_hw_addr(priv, dev->dev_addr); - if (priv->internal_phy) { - reg = bcmgenet_ext_readl(priv, EXT_EXT_PWR_MGMT); - reg |= EXT_ENERGY_DET_MASK; - bcmgenet_ext_writel(priv, reg, EXT_EXT_PWR_MGMT); - } - /* Disable RX/TX DMA and flush TX queues */ dma_ctrl = bcmgenet_dma_disable(priv); @@ -2964,7 +2982,7 @@ err_clk_disable: return ret; } -static void bcmgenet_netif_stop(struct net_device *dev) +static void bcmgenet_netif_stop(struct net_device *dev, bool stop_phy) { struct bcmgenet_priv *priv = netdev_priv(dev); @@ -2979,7 +2997,8 @@ static void bcmgenet_netif_stop(struct net_device *dev) /* Disable MAC transmit. TX DMA disabled must be done before this */ umac_enable_set(priv, CMD_TX_EN, false); - phy_stop(dev->phydev); + if (stop_phy) + phy_stop(dev->phydev); bcmgenet_disable_rx_napi(priv); bcmgenet_intr_disable(priv); @@ -3005,7 +3024,7 @@ static int bcmgenet_close(struct net_device *dev) netif_dbg(priv, ifdown, dev, "bcmgenet_close\n"); - bcmgenet_netif_stop(dev); + bcmgenet_netif_stop(dev, false); /* Really kill the PHY state machine and disconnect from it */ phy_disconnect(dev->phydev); @@ -3515,10 +3534,12 @@ static int bcmgenet_probe(struct platform_device *pdev) /* Request the WOL interrupt and advertise suspend if available */ priv->wol_irq_disabled = true; - err = devm_request_irq(&pdev->dev, priv->wol_irq, bcmgenet_wol_isr, 0, - dev->name, priv); - if (!err) - device_set_wakeup_capable(&pdev->dev, 1); + if (priv->wol_irq > 0) { + err = devm_request_irq(&pdev->dev, priv->wol_irq, + bcmgenet_wol_isr, 0, dev->name, priv); + if (!err) + device_set_wakeup_capable(&pdev->dev, 1); + } /* Set the needed headroom to account for any possible * features enabling/disabling at runtime @@ -3593,8 +3614,10 @@ static int bcmgenet_probe(struct platform_device *pdev) clk_disable_unprepare(priv->clk); err = register_netdev(dev); - if (err) + if (err) { + bcmgenet_mii_exit(dev); goto err; + } return err; @@ -3624,7 +3647,6 @@ static int bcmgenet_resume(struct device *d) struct bcmgenet_priv *priv = netdev_priv(dev); unsigned long dma_ctrl; int ret; - u32 reg; if (!netif_running(dev)) return 0; @@ -3656,12 +3678,6 @@ static int bcmgenet_resume(struct device *d) bcmgenet_set_hw_addr(priv, dev->dev_addr); - if (priv->internal_phy) { - reg = bcmgenet_ext_readl(priv, EXT_EXT_PWR_MGMT); - reg |= EXT_ENERGY_DET_MASK; - bcmgenet_ext_writel(priv, reg, EXT_EXT_PWR_MGMT); - } - if (priv->wolopts) bcmgenet_power_up(priv, GENET_POWER_WOL_MAGIC); @@ -3708,7 +3724,7 @@ static int bcmgenet_suspend(struct device *d) netif_device_detach(dev); - bcmgenet_netif_stop(dev); + bcmgenet_netif_stop(dev, true); if (!device_may_wakeup(d)) phy_suspend(dev->phydev); @@ -3748,3 +3764,4 @@ MODULE_AUTHOR("Broadcom Corporation"); MODULE_DESCRIPTION("Broadcom GENET Ethernet controller driver"); MODULE_ALIAS("platform:bcmgenet"); MODULE_LICENSE("GPL"); +MODULE_SOFTDEP("pre: mdio-bcm-unimac"); diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c b/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c index 57582efa362d..457ee9ff0851 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c @@ -166,12 +166,6 @@ int bcmgenet_wol_power_down_cfg(struct bcmgenet_priv *priv, reg |= CMD_RX_EN; bcmgenet_umac_writel(priv, reg, UMAC_CMD); - if (priv->hw_params->flags & GENET_HAS_EXT) { - reg = bcmgenet_ext_readl(priv, EXT_EXT_PWR_MGMT); - reg &= ~EXT_ENERGY_DET_MASK; - bcmgenet_ext_writel(priv, reg, EXT_EXT_PWR_MGMT); - } - return 0; } diff --git a/drivers/net/ethernet/broadcom/genet/bcmmii.c b/drivers/net/ethernet/broadcom/genet/bcmmii.c index a5049d637791..9041a422dd15 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmmii.c +++ b/drivers/net/ethernet/broadcom/genet/bcmmii.c @@ -428,6 +428,10 @@ static int bcmgenet_mii_register(struct bcmgenet_priv *priv) int id, ret; pres = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!pres) { + dev_err(&pdev->dev, "Invalid resource\n"); + return -EINVAL; + } memset(&res, 0, sizeof(res)); memset(&ppd, 0, sizeof(ppd)); @@ -616,5 +620,7 @@ void bcmgenet_mii_exit(struct net_device *dev) if (of_phy_is_fixed_link(dn)) of_phy_deregister_fixed_link(dn); of_node_put(priv->phy_dn); + clk_prepare_enable(priv->clk); platform_device_unregister(priv->mii_pdev); + clk_disable_unprepare(priv->clk); } diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index 6fcf9646d141..af0186a527a3 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -235,6 +235,7 @@ MODULE_DESCRIPTION("Broadcom Tigon3 ethernet driver"); MODULE_LICENSE("GPL"); MODULE_VERSION(DRV_MODULE_VERSION); MODULE_FIRMWARE(FIRMWARE_TG3); +MODULE_FIRMWARE(FIRMWARE_TG357766); MODULE_FIRMWARE(FIRMWARE_TG3TSO); MODULE_FIRMWARE(FIRMWARE_TG3TSO5); @@ -6448,6 +6449,14 @@ static void tg3_dump_state(struct tg3 *tp) int i; u32 *regs; + /* If it is a PCI error, all registers will be 0xffff, + * we don't dump them out, just report the error and return + */ + if (tp->pdev->error_state != pci_channel_io_normal) { + netdev_err(tp->dev, "PCI channel ERROR!\n"); + return; + } + regs = kzalloc(TG3_REG_BLK_SIZE, GFP_ATOMIC); if (!regs) return; @@ -6858,7 +6867,7 @@ static int tg3_rx(struct tg3_napi *tnapi, int budget) desc_idx, *post_ptr); drop_it_no_recycle: /* Other statistics kept track of by card. */ - tp->rx_dropped++; + tnapi->rx_dropped++; goto next_pkt; } @@ -7888,8 +7897,10 @@ static int tg3_tso_bug(struct tg3 *tp, struct tg3_napi *tnapi, segs = skb_gso_segment(skb, tp->dev->features & ~(NETIF_F_TSO | NETIF_F_TSO6)); - if (IS_ERR(segs) || !segs) + if (IS_ERR(segs) || !segs) { + tnapi->tx_dropped++; goto tg3_tso_bug_end; + } do { nskb = segs; @@ -8162,7 +8173,7 @@ dma_error: drop: dev_kfree_skb_any(skb); drop_nofree: - tp->tx_dropped++; + tnapi->tx_dropped++; return NETDEV_TX_OK; } @@ -9341,7 +9352,7 @@ static void __tg3_set_rx_mode(struct net_device *); /* tp->lock is held. */ static int tg3_halt(struct tg3 *tp, int kind, bool silent) { - int err; + int err, i; tg3_stop_fw(tp); @@ -9362,6 +9373,13 @@ static int tg3_halt(struct tg3 *tp, int kind, bool silent) /* And make sure the next sample is new data */ memset(tp->hw_stats, 0, sizeof(struct tg3_hw_stats)); + + for (i = 0; i < TG3_IRQ_MAX_VECS; ++i) { + struct tg3_napi *tnapi = &tp->napi[i]; + + tnapi->rx_dropped = 0; + tnapi->tx_dropped = 0; + } } return err; @@ -11189,7 +11207,8 @@ static void tg3_reset_task(struct work_struct *work) rtnl_lock(); tg3_full_lock(tp, 0); - if (!netif_running(tp->dev)) { + if (tp->pcierr_recovery || !netif_running(tp->dev) || + tp->pdev->error_state != pci_channel_io_normal) { tg3_flag_clear(tp, RESET_TASK_PENDING); tg3_full_unlock(tp); rtnl_unlock(); @@ -11918,6 +11937,9 @@ static void tg3_get_nstats(struct tg3 *tp, struct rtnl_link_stats64 *stats) { struct rtnl_link_stats64 *old_stats = &tp->net_stats_prev; struct tg3_hw_stats *hw_stats = tp->hw_stats; + unsigned long rx_dropped; + unsigned long tx_dropped; + int i; stats->rx_packets = old_stats->rx_packets + get_stat64(&hw_stats->rx_ucast_packets) + @@ -11964,8 +11986,26 @@ static void tg3_get_nstats(struct tg3 *tp, struct rtnl_link_stats64 *stats) stats->rx_missed_errors = old_stats->rx_missed_errors + get_stat64(&hw_stats->rx_discards); - stats->rx_dropped = tp->rx_dropped; - stats->tx_dropped = tp->tx_dropped; + /* Aggregate per-queue counters. The per-queue counters are updated + * by a single writer, race-free. The result computed by this loop + * might not be 100% accurate (counters can be updated in the middle of + * the loop) but the next tg3_get_nstats() will recompute the current + * value so it is acceptable. + * + * Note that these counters wrap around at 4G on 32bit machines. + */ + rx_dropped = (unsigned long)(old_stats->rx_dropped); + tx_dropped = (unsigned long)(old_stats->tx_dropped); + + for (i = 0; i < tp->irq_cnt; i++) { + struct tg3_napi *tnapi = &tp->napi[i]; + + rx_dropped += tnapi->rx_dropped; + tx_dropped += tnapi->tx_dropped; + } + + stats->rx_dropped = rx_dropped; + stats->tx_dropped = tx_dropped; } static int tg3_get_regs_len(struct net_device *dev) @@ -18207,7 +18247,10 @@ static void tg3_shutdown(struct pci_dev *pdev) struct net_device *dev = pci_get_drvdata(pdev); struct tg3 *tp = netdev_priv(dev); + tg3_reset_task_cancel(tp); + rtnl_lock(); + netif_device_detach(dev); if (netif_running(dev)) @@ -18217,6 +18260,8 @@ static void tg3_shutdown(struct pci_dev *pdev) tg3_power_down(tp); rtnl_unlock(); + + pci_disable_device(pdev); } /** @@ -18236,6 +18281,9 @@ static pci_ers_result_t tg3_io_error_detected(struct pci_dev *pdev, netdev_info(netdev, "PCI I/O error detected\n"); + /* Want to make sure that the reset task doesn't run */ + tg3_reset_task_cancel(tp); + rtnl_lock(); /* Could be second call or maybe we don't have netdev yet */ @@ -18252,9 +18300,6 @@ static pci_ers_result_t tg3_io_error_detected(struct pci_dev *pdev, tg3_timer_stop(tp); - /* Want to make sure that the reset task doesn't run */ - tg3_reset_task_cancel(tp); - netif_device_detach(netdev); /* Clean up software state, even if MMIO is blocked */ diff --git a/drivers/net/ethernet/broadcom/tg3.h b/drivers/net/ethernet/broadcom/tg3.h index a772a33b685c..b8cc8ff4e878 100644 --- a/drivers/net/ethernet/broadcom/tg3.h +++ b/drivers/net/ethernet/broadcom/tg3.h @@ -3018,6 +3018,7 @@ struct tg3_napi { u16 *rx_rcb_prod_idx; struct tg3_rx_prodring_set prodring; struct tg3_rx_buffer_desc *rx_rcb; + unsigned long rx_dropped; u32 tx_prod ____cacheline_aligned; u32 tx_cons; @@ -3026,6 +3027,7 @@ struct tg3_napi { u32 prodmbox; struct tg3_tx_buffer_desc *tx_ring; struct tg3_tx_ring_info *tx_buffers; + unsigned long tx_dropped; dma_addr_t status_mapping; dma_addr_t rx_rcb_mapping; @@ -3219,8 +3221,6 @@ struct tg3 { /* begin "everything else" cacheline(s) section */ - unsigned long rx_dropped; - unsigned long tx_dropped; struct rtnl_link_stats64 net_stats_prev; struct tg3_ethtool_stats estats_prev; diff --git a/drivers/net/ethernet/brocade/bna/bnad.c b/drivers/net/ethernet/brocade/bna/bnad.c index ea5f32ea308a..1e25c3b5f563 100644 --- a/drivers/net/ethernet/brocade/bna/bnad.c +++ b/drivers/net/ethernet/brocade/bna/bnad.c @@ -3290,7 +3290,7 @@ bnad_change_mtu(struct net_device *netdev, int new_mtu) { int err, mtu; struct bnad *bnad = netdev_priv(netdev); - u32 rx_count = 0, frame, new_frame; + u32 frame, new_frame; mutex_lock(&bnad->conf_mutex); @@ -3306,12 +3306,9 @@ bnad_change_mtu(struct net_device *netdev, int new_mtu) /* only when transition is over 4K */ if ((frame <= 4096 && new_frame > 4096) || (frame > 4096 && new_frame <= 4096)) - rx_count = bnad_reinit_rx(bnad); + bnad_reinit_rx(bnad); } - /* rx_count > 0 - new rx created - * - Linux set err = 0 and return - */ err = bnad_mtu_set(bnad, new_frame); if (err) err = -EBUSY; diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c index acae87f548a1..d58f5bbb8795 100644 --- a/drivers/net/ethernet/cadence/macb_main.c +++ b/drivers/net/ethernet/cadence/macb_main.c @@ -707,6 +707,10 @@ static dma_addr_t macb_get_addr(struct macb *bp, struct macb_dma_desc *desc) } #endif addr |= MACB_BF(RX_WADDR, MACB_BFEXT(RX_WADDR, desc->addr)); +#ifdef CONFIG_MACB_USE_HWSTAMP + if (bp->hw_dma_cap & HW_DMA_CAP_PTP) + addr &= ~GEM_BIT(DMA_RXVALID); +#endif return addr; } @@ -915,7 +919,6 @@ static void gem_rx_refill(struct macb_queue *queue) /* Make hw descriptor updates visible to CPU */ rmb(); - queue->rx_prepared_head++; desc = macb_rx_desc(queue, entry); if (!queue->rx_skbuff[entry]) { @@ -954,6 +957,7 @@ static void gem_rx_refill(struct macb_queue *queue) dma_wmb(); desc->addr &= ~MACB_BIT(RX_USED); } + queue->rx_prepared_head++; } /* Make descriptor updates visible to hardware */ @@ -1269,7 +1273,14 @@ static int macb_poll(struct napi_struct *napi, int budget) if (work_done < budget) { napi_complete_done(napi, work_done); - /* Packets received while interrupts were disabled */ + /* RSR bits only seem to propagate to raise interrupts when + * interrupts are enabled at the time, so if bits are already + * set due to packets received while interrupts were disabled, + * they will not cause another interrupt to be generated when + * interrupts are re-enabled. + * Check for this case here. This has been seen to happen + * around 30% of the time under heavy network load. + */ status = macb_readl(bp, RSR); if (status) { if (bp->caps & MACB_CAPS_ISR_CLEAR_ON_WRITE) @@ -1277,6 +1288,22 @@ static int macb_poll(struct napi_struct *napi, int budget) napi_reschedule(napi); } else { queue_writel(queue, IER, bp->rx_intr_mask); + + /* In rare cases, packets could have been received in + * the window between the check above and re-enabling + * interrupts. Therefore, a double-check is required + * to avoid losing a wakeup. This can potentially race + * with the interrupt handler doing the same actions + * if an interrupt is raised just after enabling them, + * but this should be harmless. + */ + status = macb_readl(bp, RSR); + if (unlikely(status)) { + queue_writel(queue, IDR, bp->rx_intr_mask); + if (bp->caps & MACB_CAPS_ISR_CLEAR_ON_WRITE) + queue_writel(queue, ISR, MACB_BIT(RCOMP)); + napi_schedule(napi); + } } } @@ -1341,6 +1368,7 @@ static void macb_tx_restart(struct macb_queue *queue) unsigned int head = queue->tx_head; unsigned int tail = queue->tx_tail; struct macb *bp = queue->bp; + unsigned int head_idx, tbqp; if (bp->caps & MACB_CAPS_ISR_CLEAR_ON_WRITE) queue_writel(queue, ISR, MACB_BIT(TXUBR)); @@ -1348,6 +1376,13 @@ static void macb_tx_restart(struct macb_queue *queue) if (head == tail) return; + tbqp = queue_readl(queue, TBQP) / macb_dma_desc_get_size(bp); + tbqp = macb_adj_dma_desc_idx(bp, macb_tx_ring_wrap(bp, tbqp)); + head_idx = macb_adj_dma_desc_idx(bp, macb_tx_ring_wrap(bp, head)); + + if (tbqp == head_idx) + return; + macb_writel(bp, NCR, macb_readl(bp, NCR) | MACB_BIT(TSTART)); } @@ -1704,9 +1739,9 @@ static inline int macb_clear_csum(struct sk_buff *skb) static int macb_pad_and_fcs(struct sk_buff **skb, struct net_device *ndev) { - bool cloned = skb_cloned(*skb) || skb_header_cloned(*skb); + bool cloned = skb_cloned(*skb) || skb_header_cloned(*skb) || + skb_is_nonlinear(*skb); int padlen = ETH_ZLEN - (*skb)->len; - int headroom = skb_headroom(*skb); int tailroom = skb_tailroom(*skb); struct sk_buff *nskb; u32 fcs; @@ -1720,9 +1755,6 @@ static int macb_pad_and_fcs(struct sk_buff **skb, struct net_device *ndev) /* FCS could be appeded to tailroom. */ if (tailroom >= ETH_FCS_LEN) goto add_fcs; - /* FCS could be appeded by moving data to headroom. */ - else if (!cloned && headroom + tailroom >= ETH_FCS_LEN) - padlen = 0; /* No room for FCS, need to reallocate skb. */ else padlen = ETH_FCS_LEN; @@ -1731,10 +1763,7 @@ static int macb_pad_and_fcs(struct sk_buff **skb, struct net_device *ndev) padlen += ETH_FCS_LEN; } - if (!cloned && headroom + tailroom >= padlen) { - (*skb)->data = memmove((*skb)->head, (*skb)->data, (*skb)->len); - skb_set_tail_pointer(*skb, (*skb)->len); - } else { + if (cloned || tailroom < padlen) { nskb = skb_copy_expand(*skb, 0, padlen, GFP_ATOMIC); if (!nskb) return -ENOMEM; @@ -2512,6 +2541,9 @@ static struct net_device_stats *gem_get_stats(struct macb *bp) struct gem_stats *hwstat = &bp->hw_stats.gem; struct net_device_stats *nstat = &bp->dev->stats; + if (!netif_running(bp->dev)) + return nstat; + gem_update_stats(bp); nstat->rx_errors = (hwstat->rx_frame_check_sequence_errors + @@ -4069,7 +4101,7 @@ static int macb_probe(struct platform_device *pdev) #ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT if (GEM_BFEXT(DAW64, gem_readl(bp, DCFG6))) { - dma_set_mask(&pdev->dev, DMA_BIT_MASK(44)); + dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(44)); bp->hw_dma_cap |= HW_DMA_CAP_64B; } #endif diff --git a/drivers/net/ethernet/cadence/macb_pci.c b/drivers/net/ethernet/cadence/macb_pci.c index 248a8fc45069..f06fddf9919b 100644 --- a/drivers/net/ethernet/cadence/macb_pci.c +++ b/drivers/net/ethernet/cadence/macb_pci.c @@ -123,9 +123,9 @@ static void macb_remove(struct pci_dev *pdev) struct platform_device *plat_dev = pci_get_drvdata(pdev); struct macb_platform_data *plat_data = dev_get_platdata(&plat_dev->dev); - platform_device_unregister(plat_dev); clk_unregister(plat_data->pclk); clk_unregister(plat_data->hclk); + platform_device_unregister(plat_dev); } static const struct pci_device_id dev_id_table[] = { diff --git a/drivers/net/ethernet/cadence/macb_ptp.c b/drivers/net/ethernet/cadence/macb_ptp.c index 8f912de44def..ecb0fb1ddde7 100644 --- a/drivers/net/ethernet/cadence/macb_ptp.c +++ b/drivers/net/ethernet/cadence/macb_ptp.c @@ -286,6 +286,12 @@ void gem_ptp_rxstamp(struct macb *bp, struct sk_buff *skb, if (GEM_BFEXT(DMA_RXVALID, desc->addr)) { desc_ptp = macb_ptp_desc(bp, desc); + /* Unlikely but check */ + if (!desc_ptp) { + dev_warn_ratelimited(&bp->pdev->dev, + "Timestamp not supported in BD\n"); + return; + } gem_hw_timestamp(bp, desc_ptp->ts_1, desc_ptp->ts_2, &ts); memset(shhwtstamps, 0, sizeof(struct skb_shared_hwtstamps)); shhwtstamps->hwtstamp = ktime_set(ts.tv_sec, ts.tv_nsec); @@ -318,8 +324,11 @@ int gem_ptp_txstamp(struct macb_queue *queue, struct sk_buff *skb, if (CIRC_SPACE(head, tail, PTP_TS_BUFFER_SIZE) == 0) return -ENOMEM; - skb_shinfo(skb)->tx_flags |= SKBTX_IN_PROGRESS; desc_ptp = macb_ptp_desc(queue->bp, desc); + /* Unlikely but check */ + if (!desc_ptp) + return -EINVAL; + skb_shinfo(skb)->tx_flags |= SKBTX_IN_PROGRESS; tx_timestamp = &queue->tx_timestamps[head]; tx_timestamp->skb = skb; /* ensure ts_1/ts_2 is loaded after ctrl (TX_USED check) */ diff --git a/drivers/net/ethernet/cavium/liquidio/cn23xx_pf_device.c b/drivers/net/ethernet/cavium/liquidio/cn23xx_pf_device.c index 55fe80ca10d3..9e447983d0aa 100644 --- a/drivers/net/ethernet/cavium/liquidio/cn23xx_pf_device.c +++ b/drivers/net/ethernet/cavium/liquidio/cn23xx_pf_device.c @@ -420,7 +420,7 @@ static int cn23xx_pf_setup_global_input_regs(struct octeon_device *oct) * bits 32:47 indicate the PVF num. */ for (q_no = 0; q_no < ern; q_no++) { - reg_val = oct->pcie_port << CN23XX_PKT_INPUT_CTL_MAC_NUM_POS; + reg_val = (u64)oct->pcie_port << CN23XX_PKT_INPUT_CTL_MAC_NUM_POS; /* for VF assigned queues. */ if (q_no < oct->sriov_info.pf_srn) { diff --git a/drivers/net/ethernet/cavium/liquidio/cn23xx_pf_regs.h b/drivers/net/ethernet/cavium/liquidio/cn23xx_pf_regs.h index e6d4ad99cc38..3f1c189646f4 100644 --- a/drivers/net/ethernet/cavium/liquidio/cn23xx_pf_regs.h +++ b/drivers/net/ethernet/cavium/liquidio/cn23xx_pf_regs.h @@ -521,7 +521,7 @@ #define CN23XX_BAR1_INDEX_OFFSET 3 #define CN23XX_PEM_BAR1_INDEX_REG(port, idx) \ - (CN23XX_PEM_BAR1_INDEX_START + ((port) << CN23XX_PEM_OFFSET) + \ + (CN23XX_PEM_BAR1_INDEX_START + (((u64)port) << CN23XX_PEM_OFFSET) + \ ((idx) << CN23XX_BAR1_INDEX_OFFSET)) /*############################ DPI #########################*/ diff --git a/drivers/net/ethernet/cavium/liquidio/cn66xx_regs.h b/drivers/net/ethernet/cavium/liquidio/cn66xx_regs.h index b248966837b4..7aad40b2aa73 100644 --- a/drivers/net/ethernet/cavium/liquidio/cn66xx_regs.h +++ b/drivers/net/ethernet/cavium/liquidio/cn66xx_regs.h @@ -412,7 +412,7 @@ | CN6XXX_INTR_M0UNWI_ERR \ | CN6XXX_INTR_M1UPB0_ERR \ | CN6XXX_INTR_M1UPWI_ERR \ - | CN6XXX_INTR_M1UPB0_ERR \ + | CN6XXX_INTR_M1UNB0_ERR \ | CN6XXX_INTR_M1UNWI_ERR \ | CN6XXX_INTR_INSTR_DB_OF_ERR \ | CN6XXX_INTR_SLIST_DB_OF_ERR \ diff --git a/drivers/net/ethernet/cavium/thunder/nic_main.c b/drivers/net/ethernet/cavium/thunder/nic_main.c index 90497a27df18..7c0a67f1f43f 100644 --- a/drivers/net/ethernet/cavium/thunder/nic_main.c +++ b/drivers/net/ethernet/cavium/thunder/nic_main.c @@ -1175,7 +1175,7 @@ static int nic_register_interrupts(struct nicpf *nic) dev_err(&nic->pdev->dev, "Request for #%d msix vectors failed, returned %d\n", nic->num_vec, ret); - return 1; + return ret; } /* Register mailbox interrupt handler */ diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_main.c b/drivers/net/ethernet/cavium/thunder/nicvf_main.c index 99eea9e6a8ea..0fbb0dee2dcf 100644 --- a/drivers/net/ethernet/cavium/thunder/nicvf_main.c +++ b/drivers/net/ethernet/cavium/thunder/nicvf_main.c @@ -1223,7 +1223,7 @@ static int nicvf_register_misc_interrupt(struct nicvf *nic) if (ret < 0) { netdev_err(nic->netdev, "Req for #%d msix vectors failed\n", nic->num_vec); - return 1; + return ret; } sprintf(nic->irq_name[irq], "%s Mbox", "NICVF"); @@ -1242,7 +1242,7 @@ static int nicvf_register_misc_interrupt(struct nicvf *nic) if (!nicvf_check_pf_ready(nic)) { nicvf_disable_intr(nic, NICVF_INTR_MBOX, 0); nicvf_unregister_interrupts(nic); - return 1; + return -EIO; } return 0; diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c index 9a4cfa61ed93..d9bcbe469ab9 100644 --- a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c +++ b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c @@ -779,7 +779,7 @@ static void nicvf_rcv_queue_config(struct nicvf *nic, struct queue_set *qs, mbx.rq.msg = NIC_MBOX_MSG_RQ_CFG; mbx.rq.qs_num = qs->vnic_id; mbx.rq.rq_num = qidx; - mbx.rq.cfg = (rq->caching << 26) | (rq->cq_qs << 19) | + mbx.rq.cfg = ((u64)rq->caching << 26) | (rq->cq_qs << 19) | (rq->cq_idx << 16) | (rq->cont_rbdr_qs << 9) | (rq->cont_qs_rbdr_idx << 8) | (rq->start_rbdr_qs << 1) | (rq->start_qs_rbdr_idx); diff --git a/drivers/net/ethernet/cavium/thunder/thunder_bgx.c b/drivers/net/ethernet/cavium/thunder/thunder_bgx.c index e5fc89813852..3cde9a2a0ab7 100644 --- a/drivers/net/ethernet/cavium/thunder/thunder_bgx.c +++ b/drivers/net/ethernet/cavium/thunder/thunder_bgx.c @@ -1447,8 +1447,10 @@ static acpi_status bgx_acpi_match_id(acpi_handle handle, u32 lvl, return AE_OK; } - if (strncmp(string.pointer, bgx_sel, 4)) + if (strncmp(string.pointer, bgx_sel, 4)) { + kfree(string.pointer); return AE_OK; + } acpi_walk_namespace(ACPI_TYPE_DEVICE, handle, 1, bgx_acpi_register_phy, NULL, bgx, NULL); diff --git a/drivers/net/ethernet/chelsio/cxgb/cxgb2.c b/drivers/net/ethernet/chelsio/cxgb/cxgb2.c index 0ccdde366ae1..540d99f59226 100644 --- a/drivers/net/ethernet/chelsio/cxgb/cxgb2.c +++ b/drivers/net/ethernet/chelsio/cxgb/cxgb2.c @@ -1153,6 +1153,7 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent) if (!adapter->registered_device_map) { pr_err("%s: could not register any net devices\n", pci_name(pdev)); + err = -EINVAL; goto out_release_adapter_res; } diff --git a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c index c82469ab7aba..2c72e716b973 100644 --- a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c +++ b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c @@ -1304,6 +1304,7 @@ static int cxgb_up(struct adapter *adap) if (ret < 0) { CH_ERR(adap, "failed to bind qsets, err %d\n", ret); t3_intr_disable(adap); + quiesce_rx(adap); free_irq_resources(adap); err = ret; goto out; diff --git a/drivers/net/ethernet/chelsio/cxgb3/sge.c b/drivers/net/ethernet/chelsio/cxgb3/sge.c index 20b6e1b3f5e3..5c26d50fe0e9 100644 --- a/drivers/net/ethernet/chelsio/cxgb3/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb3/sge.c @@ -3176,6 +3176,7 @@ int t3_sge_alloc_qset(struct adapter *adapter, unsigned int id, int nports, GFP_KERNEL | __GFP_COMP); if (!avail) { CH_ALERT(adapter, "free list queue 0 initialization failed\n"); + ret = -ENOMEM; goto err; } if (avail < q->fl[0].size) diff --git a/drivers/net/ethernet/chelsio/cxgb3/t3_hw.c b/drivers/net/ethernet/chelsio/cxgb3/t3_hw.c index 080918af773c..cf563cdd0cb8 100644 --- a/drivers/net/ethernet/chelsio/cxgb3/t3_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb3/t3_hw.c @@ -3677,6 +3677,8 @@ int t3_prep_adapter(struct adapter *adapter, const struct adapter_info *ai, MAC_STATS_ACCUM_SECS : (MAC_STATS_ACCUM_SECS * 10); adapter->params.pci.vpd_cap_addr = pci_find_capability(adapter->pdev, PCI_CAP_ID_VPD); + if (!adapter->params.pci.vpd_cap_addr) + return -ENODEV; ret = get_vpd_params(adapter, &adapter->params.vpd); if (ret < 0) return ret; diff --git a/drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.c b/drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.c index c91e155c147c..544c88f19f24 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.c @@ -1400,11 +1400,25 @@ int cudbg_collect_sge_indirect(struct cudbg_init *pdbg_init, struct cudbg_buffer temp_buff = { 0 }; struct sge_qbase_reg_field *sge_qbase; struct ireg_buf *ch_sge_dbg; + u8 padap_running = 0; int i, rc; + u32 size; - rc = cudbg_get_buff(pdbg_init, dbg_buff, - sizeof(*ch_sge_dbg) * 2 + sizeof(*sge_qbase), - &temp_buff); + /* Accessing SGE_QBASE_MAP[0-3] and SGE_QBASE_INDEX regs can + * lead to SGE missing doorbells under heavy traffic. So, only + * collect them when adapter is idle. + */ + for_each_port(padap, i) { + padap_running = netif_running(padap->port[i]); + if (padap_running) + break; + } + + size = sizeof(*ch_sge_dbg) * 2; + if (!padap_running) + size += sizeof(*sge_qbase); + + rc = cudbg_get_buff(pdbg_init, dbg_buff, size, &temp_buff); if (rc) return rc; @@ -1426,7 +1440,8 @@ int cudbg_collect_sge_indirect(struct cudbg_init *pdbg_init, ch_sge_dbg++; } - if (CHELSIO_CHIP_VERSION(padap->params.chip) > CHELSIO_T5) { + if (CHELSIO_CHIP_VERSION(padap->params.chip) > CHELSIO_T5 && + !padap_running) { sge_qbase = (struct sge_qbase_reg_field *)ch_sge_dbg; /* 1 addr reg SGE_QBASE_INDEX and 4 data reg * SGE_QBASE_MAP[0-3] diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c index 4af6e6ffc5df..3caf8bd1e00e 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c @@ -2730,7 +2730,7 @@ do { \ seq_printf(seq, "%-12s", s); \ for (i = 0; i < n; ++i) \ seq_printf(seq, " %16" fmt_spec, v); \ - seq_putc(seq, '\n'); \ + seq_putc(seq, '\n'); \ } while (0) #define S(s, v) S3("s", s, v) #define T3(fmt_spec, s, v) S3(fmt_spec, s, tx[i].v) diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c index d07230c892a5..db0248ab7fe4 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c @@ -1304,12 +1304,15 @@ static int cxgb4_get_module_info(struct net_device *dev, if (ret) return ret; - if (!sff8472_comp || (sff_diag_type & 4)) { + if (!sff8472_comp || (sff_diag_type & SFP_DIAG_ADDRMODE)) { modinfo->type = ETH_MODULE_SFF_8079; modinfo->eeprom_len = ETH_MODULE_SFF_8079_LEN; } else { modinfo->type = ETH_MODULE_SFF_8472; - modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN; + if (sff_diag_type & SFP_DIAG_IMPLEMENTED) + modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN; + else + modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN / 2; } break; diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c index bb3ee55cb72c..9160b44c68bb 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c @@ -145,13 +145,13 @@ static int configure_filter_smac(struct adapter *adap, struct filter_entry *f) int err; /* do a set-tcb for smac-sel and CWR bit.. */ - err = set_tcb_tflag(adap, f, f->tid, TF_CCTRL_CWR_S, 1, 1); - if (err) - goto smac_err; - err = set_tcb_field(adap, f, f->tid, TCB_SMAC_SEL_W, TCB_SMAC_SEL_V(TCB_SMAC_SEL_M), TCB_SMAC_SEL_V(f->smt->idx), 1); + if (err) + goto smac_err; + + err = set_tcb_tflag(adap, f, f->tid, TF_CCTRL_CWR_S, 1, 1); if (!err) return 0; @@ -608,6 +608,7 @@ int set_filter_wr(struct adapter *adapter, int fidx) FW_FILTER_WR_DIRSTEERHASH_V(f->fs.dirsteerhash) | FW_FILTER_WR_LPBK_V(f->fs.action == FILTER_SWITCH) | FW_FILTER_WR_DMAC_V(f->fs.newdmac) | + FW_FILTER_WR_SMAC_V(f->fs.newsmac) | FW_FILTER_WR_INSVLAN_V(f->fs.newvlan == VLAN_INSERT || f->fs.newvlan == VLAN_REWRITE) | FW_FILTER_WR_RMVLAN_V(f->fs.newvlan == VLAN_REMOVE || @@ -625,7 +626,8 @@ int set_filter_wr(struct adapter *adapter, int fidx) FW_FILTER_WR_OVLAN_VLD_V(f->fs.val.ovlan_vld) | FW_FILTER_WR_IVLAN_VLDM_V(f->fs.mask.ivlan_vld) | FW_FILTER_WR_OVLAN_VLDM_V(f->fs.mask.ovlan_vld)); - fwr->smac_sel = 0; + if (f->fs.newsmac) + fwr->smac_sel = f->smt->idx; fwr->rx_chan_rx_rpl_iq = htons(FW_FILTER_WR_RX_CHAN_V(0) | FW_FILTER_WR_RX_RPL_IQ_V(adapter->sge.fw_evtq.abs_id)); @@ -1019,11 +1021,8 @@ static void mk_act_open_req6(struct filter_entry *f, struct sk_buff *skb, TX_QUEUE_V(f->fs.nat_mode) | T5_OPT_2_VALID_F | RX_CHANNEL_F | - CONG_CNTRL_V((f->fs.action == FILTER_DROP) | - (f->fs.dirsteer << 1)) | PACE_V((f->fs.maskhash) | - ((f->fs.dirsteerhash) << 1)) | - CCTRL_ECN_V(f->fs.action == FILTER_SWITCH)); + ((f->fs.dirsteerhash) << 1))); } static void mk_act_open_req(struct filter_entry *f, struct sk_buff *skb, @@ -1059,11 +1058,8 @@ static void mk_act_open_req(struct filter_entry *f, struct sk_buff *skb, TX_QUEUE_V(f->fs.nat_mode) | T5_OPT_2_VALID_F | RX_CHANNEL_F | - CONG_CNTRL_V((f->fs.action == FILTER_DROP) | - (f->fs.dirsteer << 1)) | PACE_V((f->fs.maskhash) | - ((f->fs.dirsteerhash) << 1)) | - CCTRL_ECN_V(f->fs.action == FILTER_SWITCH)); + ((f->fs.dirsteerhash) << 1))); } static int cxgb4_set_hash_filter(struct net_device *dev, @@ -1722,6 +1718,20 @@ void hash_filter_rpl(struct adapter *adap, const struct cpl_act_open_rpl *rpl) } return; } + switch (f->fs.action) { + case FILTER_PASS: + if (f->fs.dirsteer) + set_tcb_tflag(adap, f, tid, + TF_DIRECT_STEER_S, 1, 1); + break; + case FILTER_DROP: + set_tcb_tflag(adap, f, tid, TF_DROP_S, 1, 1); + break; + case FILTER_SWITCH: + set_tcb_tflag(adap, f, tid, TF_LPBK_S, 1, 1); + break; + } + break; default: @@ -1781,22 +1791,11 @@ void filter_rpl(struct adapter *adap, const struct cpl_set_tcb_rpl *rpl) if (ctx) ctx->result = 0; } else if (ret == FW_FILTER_WR_FLT_ADDED) { - int err = 0; - - if (f->fs.newsmac) - err = configure_filter_smac(adap, f); - - if (!err) { - f->pending = 0; /* async setup completed */ - f->valid = 1; - if (ctx) { - ctx->result = 0; - ctx->tid = idx; - } - } else { - clear_filter(adap, f); - if (ctx) - ctx->result = err; + f->pending = 0; /* async setup completed */ + f->valid = 1; + if (ctx) { + ctx->result = 0; + ctx->tid = idx; } } else { /* Something went wrong. Issue a warning about the diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h index de9ad311dacd..ea0758de8ac8 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h @@ -44,6 +44,9 @@ #define MAX_ULD_QSETS 16 +/* ulp_mem_io + ulptx_idata + payload + padding */ +#define MAX_IMM_ULPTX_WR_LEN (32 + 8 + 256 + 8) + /* CPL message priority levels */ enum { CPL_PRIORITY_DATA = 0, /* data messages */ diff --git a/drivers/net/ethernet/chelsio/cxgb4/sge.c b/drivers/net/ethernet/chelsio/cxgb4/sge.c index 7801f2aeeb30..0a2d10a000ca 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb4/sge.c @@ -2084,17 +2084,22 @@ int t4_mgmt_tx(struct adapter *adap, struct sk_buff *skb) * @skb: the packet * * Returns true if a packet can be sent as an offload WR with immediate - * data. We currently use the same limit as for Ethernet packets. + * data. + * FW_OFLD_TX_DATA_WR limits the payload to 255 bytes due to 8-bit field. + * However, FW_ULPTX_WR commands have a 256 byte immediate only + * payload limit. */ static inline int is_ofld_imm(const struct sk_buff *skb) { struct work_request_hdr *req = (struct work_request_hdr *)skb->data; unsigned long opcode = FW_WR_OP_G(ntohl(req->wr_hi)); - if (opcode == FW_CRYPTO_LOOKASIDE_WR) + if (unlikely(opcode == FW_ULPTX_WR)) + return skb->len <= MAX_IMM_ULPTX_WR_LEN; + else if (opcode == FW_CRYPTO_LOOKASIDE_WR) return skb->len <= SGE_MAX_WR_LEN; else - return skb->len <= MAX_IMM_TX_PKT_LEN; + return skb->len <= MAX_IMM_OFLD_TX_DATA_WR_LEN; } /** diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c index abc2a66754bd..0e8aa2d803eb 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c @@ -2093,7 +2093,8 @@ void t4_get_regs(struct adapter *adap, void *buf, size_t buf_size) 0x1190, 0x1194, 0x11a0, 0x11a4, 0x11b0, 0x11b4, - 0x11fc, 0x1274, + 0x11fc, 0x123c, + 0x1254, 0x1274, 0x1280, 0x133c, 0x1800, 0x18fc, 0x3000, 0x302c, @@ -3849,6 +3850,8 @@ int t4_load_phy_fw(struct adapter *adap, FW_PARAMS_PARAM_Z_V(FW_PARAMS_PARAM_DEV_PHYFW_DOWNLOAD)); ret = t4_set_params_timeout(adap, adap->mbox, adap->pf, 0, 1, ¶m, &val, 30000); + if (ret) + return ret; /* If we have version number support, then check to see that the new * firmware got loaded properly. diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.h b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.h index 361d5032c288..91603639ac42 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.h +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.h @@ -292,6 +292,8 @@ enum { #define I2C_PAGE_SIZE 0x100 #define SFP_DIAG_TYPE_ADDR 0x5c #define SFP_DIAG_TYPE_LEN 0x1 +#define SFP_DIAG_ADDRMODE BIT(2) +#define SFP_DIAG_IMPLEMENTED BIT(6) #define SFF_8472_COMP_ADDR 0x5e #define SFF_8472_COMP_LEN 0x1 #define SFF_REV_ADDR 0x1 diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_tcb.h b/drivers/net/ethernet/chelsio/cxgb4/t4_tcb.h index 3297ce025e8b..6ddc2baa7481 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_tcb.h +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_tcb.h @@ -42,6 +42,10 @@ #define TCB_T_FLAGS_W 1 +#define TF_DROP_S 22 +#define TF_DIRECT_STEER_S 23 +#define TF_LPBK_S 59 + #define TF_CCTRL_ECE_S 60 #define TF_CCTRL_CWR_S 61 #define TF_CCTRL_RFR_S 62 diff --git a/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.c b/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.c index d04a6c163445..da8d10475a08 100644 --- a/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.c +++ b/drivers/net/ethernet/chelsio/libcxgb/libcxgb_cm.c @@ -32,6 +32,7 @@ #include <linux/tcp.h> #include <linux/ipv6.h> +#include <net/inet_ecn.h> #include <net/route.h> #include <net/ip6_route.h> @@ -99,7 +100,7 @@ cxgb_find_route(struct cxgb4_lld_info *lldi, rt = ip_route_output_ports(&init_net, &fl4, NULL, peer_ip, local_ip, peer_port, local_port, IPPROTO_TCP, - tos, 0); + tos & ~INET_ECN_MASK, 0); if (IS_ERR(rt)) return NULL; n = dst_neigh_lookup(&rt->dst, &peer_ip); diff --git a/drivers/net/ethernet/cisco/enic/enic.h b/drivers/net/ethernet/cisco/enic/enic.h index 0dd64acd2a3f..08cac1bfacaf 100644 --- a/drivers/net/ethernet/cisco/enic/enic.h +++ b/drivers/net/ethernet/cisco/enic/enic.h @@ -171,6 +171,7 @@ struct enic { u16 num_vfs; #endif spinlock_t enic_api_lock; + bool enic_api_busy; struct enic_port_profile *pp; /* work queue cache line section */ diff --git a/drivers/net/ethernet/cisco/enic/enic_api.c b/drivers/net/ethernet/cisco/enic/enic_api.c index b161f24522b8..b028ea2dec2b 100644 --- a/drivers/net/ethernet/cisco/enic/enic_api.c +++ b/drivers/net/ethernet/cisco/enic/enic_api.c @@ -34,6 +34,12 @@ int enic_api_devcmd_proxy_by_index(struct net_device *netdev, int vf, struct vnic_dev *vdev = enic->vdev; spin_lock(&enic->enic_api_lock); + while (enic->enic_api_busy) { + spin_unlock(&enic->enic_api_lock); + cpu_relax(); + spin_lock(&enic->enic_api_lock); + } + spin_lock_bh(&enic->devcmd_lock); vnic_dev_cmd_proxy_by_index_start(vdev, vf); diff --git a/drivers/net/ethernet/cisco/enic/enic_main.c b/drivers/net/ethernet/cisco/enic/enic_main.c index 026a3bd71204..bfe0e820956c 100644 --- a/drivers/net/ethernet/cisco/enic/enic_main.c +++ b/drivers/net/ethernet/cisco/enic/enic_main.c @@ -803,7 +803,7 @@ static inline int enic_queue_wq_skb_encap(struct enic *enic, struct vnic_wq *wq, return err; } -static inline void enic_queue_wq_skb(struct enic *enic, +static inline int enic_queue_wq_skb(struct enic *enic, struct vnic_wq *wq, struct sk_buff *skb) { unsigned int mss = skb_shinfo(skb)->gso_size; @@ -849,6 +849,7 @@ static inline void enic_queue_wq_skb(struct enic *enic, wq->to_use = buf->next; dev_kfree_skb(skb); } + return err; } /* netif_tx_lock held, process context with BHs disabled, or BH */ @@ -892,7 +893,8 @@ static netdev_tx_t enic_hard_start_xmit(struct sk_buff *skb, return NETDEV_TX_BUSY; } - enic_queue_wq_skb(enic, wq, skb); + if (enic_queue_wq_skb(enic, wq, skb)) + goto error; if (vnic_wq_desc_avail(wq) < MAX_SKB_FRAGS + ENIC_DESC_MAX_SPLITS) netif_tx_stop_queue(txq); @@ -900,6 +902,7 @@ static netdev_tx_t enic_hard_start_xmit(struct sk_buff *skb, if (!skb->xmit_more || netif_xmit_stopped(txq)) vnic_wq_doorbell(wq); +error: spin_unlock(&enic->wq_lock[txq_map]); return NETDEV_TX_OK; @@ -2142,8 +2145,6 @@ static int enic_dev_wait(struct vnic_dev *vdev, int done; int err; - BUG_ON(in_interrupt()); - err = start(vdev, arg); if (err) return err; @@ -2331,6 +2332,13 @@ static int enic_set_rss_nic_cfg(struct enic *enic) rss_hash_bits, rss_base_cpu, rss_enable); } +static void enic_set_api_busy(struct enic *enic, bool busy) +{ + spin_lock(&enic->enic_api_lock); + enic->enic_api_busy = busy; + spin_unlock(&enic->enic_api_lock); +} + static void enic_reset(struct work_struct *work) { struct enic *enic = container_of(work, struct enic, reset); @@ -2340,7 +2348,9 @@ static void enic_reset(struct work_struct *work) rtnl_lock(); - spin_lock(&enic->enic_api_lock); + /* Stop any activity from infiniband */ + enic_set_api_busy(enic, true); + enic_stop(enic->netdev); enic_dev_soft_reset(enic); enic_reset_addr_lists(enic); @@ -2348,7 +2358,10 @@ static void enic_reset(struct work_struct *work) enic_set_rss_nic_cfg(enic); enic_dev_set_ig_vlan_rewrite_mode(enic); enic_open(enic->netdev); - spin_unlock(&enic->enic_api_lock); + + /* Allow infiniband to fiddle with the device again */ + enic_set_api_busy(enic, false); + call_netdevice_notifiers(NETDEV_REBOOT, enic->netdev); rtnl_unlock(); @@ -2360,7 +2373,9 @@ static void enic_tx_hang_reset(struct work_struct *work) rtnl_lock(); - spin_lock(&enic->enic_api_lock); + /* Stop any activity from infiniband */ + enic_set_api_busy(enic, true); + enic_dev_hang_notify(enic); enic_stop(enic->netdev); enic_dev_hang_reset(enic); @@ -2369,7 +2384,10 @@ static void enic_tx_hang_reset(struct work_struct *work) enic_set_rss_nic_cfg(enic); enic_dev_set_ig_vlan_rewrite_mode(enic); enic_open(enic->netdev); - spin_unlock(&enic->enic_api_lock); + + /* Allow infiniband to fiddle with the device again */ + enic_set_api_busy(enic, false); + call_netdevice_notifiers(NETDEV_REBOOT, enic->netdev); rtnl_unlock(); diff --git a/drivers/net/ethernet/cortina/gemini.c b/drivers/net/ethernet/cortina/gemini.c index 5242687060b4..b7ebe5eb46f5 100644 --- a/drivers/net/ethernet/cortina/gemini.c +++ b/drivers/net/ethernet/cortina/gemini.c @@ -304,21 +304,21 @@ static void gmac_speed_set(struct net_device *netdev) switch (phydev->speed) { case 1000: status.bits.speed = GMAC_SPEED_1000; - if (phydev->interface == PHY_INTERFACE_MODE_RGMII) + if (phy_interface_mode_is_rgmii(phydev->interface)) status.bits.mii_rmii = GMAC_PHY_RGMII_1000; netdev_dbg(netdev, "connect %s to RGMII @ 1Gbit\n", phydev_name(phydev)); break; case 100: status.bits.speed = GMAC_SPEED_100; - if (phydev->interface == PHY_INTERFACE_MODE_RGMII) + if (phy_interface_mode_is_rgmii(phydev->interface)) status.bits.mii_rmii = GMAC_PHY_RGMII_100_10; netdev_dbg(netdev, "connect %s to RGMII @ 100 Mbit\n", phydev_name(phydev)); break; case 10: status.bits.speed = GMAC_SPEED_10; - if (phydev->interface == PHY_INTERFACE_MODE_RGMII) + if (phy_interface_mode_is_rgmii(phydev->interface)) status.bits.mii_rmii = GMAC_PHY_RGMII_100_10; netdev_dbg(netdev, "connect %s to RGMII @ 10 Mbit\n", phydev_name(phydev)); @@ -389,6 +389,9 @@ static int gmac_setup_phy(struct net_device *netdev) status.bits.mii_rmii = GMAC_PHY_GMII; break; case PHY_INTERFACE_MODE_RGMII: + case PHY_INTERFACE_MODE_RGMII_ID: + case PHY_INTERFACE_MODE_RGMII_TXID: + case PHY_INTERFACE_MODE_RGMII_RXID: netdev_dbg(netdev, "RGMII: set GMAC0 and GMAC1 to MII/RGMII mode\n"); status.bits.mii_rmii = GMAC_PHY_RGMII_100_10; @@ -430,8 +433,8 @@ static const struct gmac_max_framelen gmac_maxlens[] = { .val = CONFIG0_MAXLEN_1536, }, { - .max_l3_len = 1542, - .val = CONFIG0_MAXLEN_1542, + .max_l3_len = 1548, + .val = CONFIG0_MAXLEN_1548, }, { .max_l3_len = 9212, @@ -1150,6 +1153,7 @@ static int gmac_map_tx_bufs(struct net_device *netdev, struct sk_buff *skb, dma_addr_t mapping; unsigned short mtu; void *buffer; + int ret; mtu = ETH_HLEN; mtu += netdev->mtu; @@ -1164,9 +1168,30 @@ static int gmac_map_tx_bufs(struct net_device *netdev, struct sk_buff *skb, word3 |= mtu; } - if (skb->ip_summed != CHECKSUM_NONE) { + if (skb->len >= ETH_FRAME_LEN) { + /* Hardware offloaded checksumming isn't working on frames + * bigger than 1514 bytes. A hypothesis about this is that the + * checksum buffer is only 1518 bytes, so when the frames get + * bigger they get truncated, or the last few bytes get + * overwritten by the FCS. + * + * Just use software checksumming and bypass on bigger frames. + */ + if (skb->ip_summed == CHECKSUM_PARTIAL) { + ret = skb_checksum_help(skb); + if (ret) + return ret; + } + word1 |= TSS_BYPASS_BIT; + } else if (skb->ip_summed == CHECKSUM_PARTIAL) { int tcp = 0; + /* We do not switch off the checksumming on non TCP/UDP + * frames: as is shown from tests, the checksumming engine + * is smart enough to see that a frame is not actually TCP + * or UDP and then just pass it through without any changes + * to the frame. + */ if (skb->protocol == htons(ETH_P_IP)) { word1 |= TSS_IP_CHKSUM_BIT; tcp = ip_hdr(skb)->protocol == IPPROTO_TCP; @@ -1994,15 +2019,6 @@ static int gmac_change_mtu(struct net_device *netdev, int new_mtu) return 0; } -static netdev_features_t gmac_fix_features(struct net_device *netdev, - netdev_features_t features) -{ - if (netdev->mtu + ETH_HLEN + VLAN_HLEN > MTU_SIZE_BIT_MASK) - features &= ~GMAC_OFFLOAD_FEATURES; - - return features; -} - static int gmac_set_features(struct net_device *netdev, netdev_features_t features) { @@ -2223,7 +2239,6 @@ static const struct net_device_ops gmac_351x_ops = { .ndo_set_mac_address = gmac_set_mac_address, .ndo_get_stats64 = gmac_get_stats64, .ndo_change_mtu = gmac_change_mtu, - .ndo_fix_features = gmac_fix_features, .ndo_set_features = gmac_set_features, }; @@ -2479,11 +2494,12 @@ static int gemini_ethernet_port_probe(struct platform_device *pdev) netdev->hw_features = GMAC_OFFLOAD_FEATURES; netdev->features |= GMAC_OFFLOAD_FEATURES | NETIF_F_GRO; - /* We can handle jumbo frames up to 10236 bytes so, let's accept - * payloads of 10236 bytes minus VLAN and ethernet header + /* We can receive jumbo frames up to 10236 bytes but only + * transmit 2047 bytes so, let's accept payloads of 2047 + * bytes minus VLAN and ethernet header */ netdev->min_mtu = ETH_MIN_MTU; - netdev->max_mtu = 10236 - VLAN_ETH_HLEN; + netdev->max_mtu = MTU_SIZE_BIT_MASK - VLAN_ETH_HLEN; port->freeq_refill = 0; netif_napi_add(netdev, &port->napi, gmac_napi_poll, diff --git a/drivers/net/ethernet/cortina/gemini.h b/drivers/net/ethernet/cortina/gemini.h index 0b12f89bf89a..ad913f15e89b 100644 --- a/drivers/net/ethernet/cortina/gemini.h +++ b/drivers/net/ethernet/cortina/gemini.h @@ -502,7 +502,7 @@ union gmac_txdesc_3 { #define SOF_BIT 0x80000000 #define EOF_BIT 0x40000000 #define EOFIE_BIT BIT(29) -#define MTU_SIZE_BIT_MASK 0x1fff +#define MTU_SIZE_BIT_MASK 0x7ff /* Max MTU 2047 bytes */ /* GMAC Tx Descriptor */ struct gmac_txdesc { @@ -787,7 +787,7 @@ union gmac_config0 { #define CONFIG0_MAXLEN_1536 0 #define CONFIG0_MAXLEN_1518 1 #define CONFIG0_MAXLEN_1522 2 -#define CONFIG0_MAXLEN_1542 3 +#define CONFIG0_MAXLEN_1548 3 #define CONFIG0_MAXLEN_9k 4 /* 9212 */ #define CONFIG0_MAXLEN_10k 5 /* 10236 */ #define CONFIG0_MAXLEN_1518__6 6 diff --git a/drivers/net/ethernet/davicom/dm9000.c b/drivers/net/ethernet/davicom/dm9000.c index 50222b7b81f3..8b07890b0b23 100644 --- a/drivers/net/ethernet/davicom/dm9000.c +++ b/drivers/net/ethernet/davicom/dm9000.c @@ -143,6 +143,8 @@ struct board_info { u32 wake_state; int ip_summed; + + struct regulator *power_supply; }; /* debug code */ @@ -1460,7 +1462,7 @@ dm9000_probe(struct platform_device *pdev) if (ret) { dev_err(dev, "failed to request reset gpio %d: %d\n", reset_gpios, ret); - return -ENODEV; + goto out_regulator_disable; } /* According to manual PWRST# Low Period Min 1ms */ @@ -1472,14 +1474,18 @@ dm9000_probe(struct platform_device *pdev) if (!pdata) { pdata = dm9000_parse_dt(&pdev->dev); - if (IS_ERR(pdata)) - return PTR_ERR(pdata); + if (IS_ERR(pdata)) { + ret = PTR_ERR(pdata); + goto out_regulator_disable; + } } /* Init network device */ ndev = alloc_etherdev(sizeof(struct board_info)); - if (!ndev) - return -ENOMEM; + if (!ndev) { + ret = -ENOMEM; + goto out_regulator_disable; + } SET_NETDEV_DEV(ndev, &pdev->dev); @@ -1490,6 +1496,8 @@ dm9000_probe(struct platform_device *pdev) db->dev = &pdev->dev; db->ndev = ndev; + if (!IS_ERR(power)) + db->power_supply = power; spin_lock_init(&db->lock); mutex_init(&db->addr_lock); @@ -1716,6 +1724,10 @@ out: dm9000_release_board(pdev, db); free_netdev(ndev); +out_regulator_disable: + if (!IS_ERR(power)) + regulator_disable(power); + return ret; } @@ -1775,10 +1787,13 @@ static int dm9000_drv_remove(struct platform_device *pdev) { struct net_device *ndev = platform_get_drvdata(pdev); + struct board_info *dm = to_dm9000_board(ndev); unregister_netdev(ndev); - dm9000_release_board(pdev, netdev_priv(ndev)); + dm9000_release_board(pdev, dm); free_netdev(ndev); /* free device structure */ + if (dm->power_supply) + regulator_disable(dm->power_supply); dev_dbg(&pdev->dev, "released and freed device\n"); return 0; diff --git a/drivers/net/ethernet/dec/tulip/de4x5.c b/drivers/net/ethernet/dec/tulip/de4x5.c index f16853c3c851..c97fc0e384ca 100644 --- a/drivers/net/ethernet/dec/tulip/de4x5.c +++ b/drivers/net/ethernet/dec/tulip/de4x5.c @@ -4708,6 +4708,10 @@ type3_infoblock(struct net_device *dev, u_char count, u_char *p) lp->ibn = 3; lp->active = *p++; if (MOTO_SROM_BUG) lp->active = 0; + /* if (MOTO_SROM_BUG) statement indicates lp->active could + * be 8 (i.e. the size of array lp->phy) */ + if (WARN_ON(lp->active >= ARRAY_SIZE(lp->phy))) + return -EINVAL; lp->phy[lp->active].gep = (*p ? p : NULL); p += (2 * (*p) + 1); lp->phy[lp->active].rst = (*p ? p : NULL); p += (2 * (*p) + 1); lp->phy[lp->active].mc = get_unaligned_le16(p); p += 2; @@ -4927,11 +4931,11 @@ mii_get_oui(u_char phyaddr, u_long ioaddr) u_char breg[2]; } a; int i, r2, r3, ret=0;*/ - int r2, r3; + int r2; /* Read r2 and r3 */ r2 = mii_rd(MII_ID0, phyaddr, ioaddr); - r3 = mii_rd(MII_ID1, phyaddr, ioaddr); + mii_rd(MII_ID1, phyaddr, ioaddr); /* SEEQ and Cypress way * / / * Shuffle r2 and r3 * / a.reg=0; @@ -4999,19 +5003,23 @@ mii_get_phy(struct net_device *dev) } if ((j == limit) && (i < DE4X5_MAX_MII)) { for (k=0; k < DE4X5_MAX_PHY && lp->phy[k].id; k++); - lp->phy[k].addr = i; - lp->phy[k].id = id; - lp->phy[k].spd.reg = GENERIC_REG; /* ANLPA register */ - lp->phy[k].spd.mask = GENERIC_MASK; /* 100Mb/s technologies */ - lp->phy[k].spd.value = GENERIC_VALUE; /* TX & T4, H/F Duplex */ - lp->mii_cnt++; - lp->active++; - printk("%s: Using generic MII device control. If the board doesn't operate,\nplease mail the following dump to the author:\n", dev->name); - j = de4x5_debug; - de4x5_debug |= DEBUG_MII; - de4x5_dbg_mii(dev, k); - de4x5_debug = j; - printk("\n"); + if (k < DE4X5_MAX_PHY) { + lp->phy[k].addr = i; + lp->phy[k].id = id; + lp->phy[k].spd.reg = GENERIC_REG; /* ANLPA register */ + lp->phy[k].spd.mask = GENERIC_MASK; /* 100Mb/s technologies */ + lp->phy[k].spd.value = GENERIC_VALUE; /* TX & T4, H/F Duplex */ + lp->mii_cnt++; + lp->active++; + printk("%s: Using generic MII device control. If the board doesn't operate,\nplease mail the following dump to the author:\n", dev->name); + j = de4x5_debug; + de4x5_debug |= DEBUG_MII; + de4x5_dbg_mii(dev, k); + de4x5_debug = j; + printk("\n"); + } else { + goto purgatory; + } } } purgatory: diff --git a/drivers/net/ethernet/dec/tulip/media.c b/drivers/net/ethernet/dec/tulip/media.c index dcf21a36a9cf..011604787b8e 100644 --- a/drivers/net/ethernet/dec/tulip/media.c +++ b/drivers/net/ethernet/dec/tulip/media.c @@ -319,13 +319,8 @@ void tulip_select_media(struct net_device *dev, int startup) break; } case 5: case 6: { - u16 setup[5]; - new_csr6 = 0; /* FIXME */ - for (i = 0; i < 5; i++) - setup[i] = get_u16(&p[i*2 + 1]); - if (startup && mtable->has_reset) { struct medialeaf *rleaf = &mtable->mleaf[mtable->has_reset]; unsigned char *rst = rleaf->leafdata; diff --git a/drivers/net/ethernet/dec/tulip/tulip_core.c b/drivers/net/ethernet/dec/tulip/tulip_core.c index 3e3e08698876..fea4223ad6f1 100644 --- a/drivers/net/ethernet/dec/tulip/tulip_core.c +++ b/drivers/net/ethernet/dec/tulip/tulip_core.c @@ -1410,8 +1410,10 @@ static int tulip_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) /* alloc_etherdev ensures aligned and zeroed private structures */ dev = alloc_etherdev (sizeof (*tp)); - if (!dev) + if (!dev) { + pci_disable_device(pdev); return -ENOMEM; + } SET_NETDEV_DEV(dev, &pdev->dev); if (pci_resource_len (pdev, 0) < tulip_tbl[chip_idx].io_size) { @@ -1788,6 +1790,7 @@ err_out_free_res: err_out_free_netdev: free_netdev (dev); + pci_disable_device(pdev); return -ENODEV; } diff --git a/drivers/net/ethernet/dec/tulip/winbond-840.c b/drivers/net/ethernet/dec/tulip/winbond-840.c index 70cb2d689c2c..79bdd2a79dbd 100644 --- a/drivers/net/ethernet/dec/tulip/winbond-840.c +++ b/drivers/net/ethernet/dec/tulip/winbond-840.c @@ -367,7 +367,7 @@ static int w840_probe1(struct pci_dev *pdev, const struct pci_device_id *ent) int i, option = find_cnt < MAX_UNITS ? options[find_cnt] : 0; void __iomem *ioaddr; - i = pci_enable_device(pdev); + i = pcim_enable_device(pdev); if (i) return i; pci_set_master(pdev); @@ -389,7 +389,7 @@ static int w840_probe1(struct pci_dev *pdev, const struct pci_device_id *ent) ioaddr = pci_iomap(pdev, TULIP_BAR, netdev_res_size); if (!ioaddr) - goto err_out_free_res; + goto err_out_netdev; for (i = 0; i < 3; i++) ((__le16 *)dev->dev_addr)[i] = cpu_to_le16(eeprom_read(ioaddr, i)); @@ -468,8 +468,6 @@ static int w840_probe1(struct pci_dev *pdev, const struct pci_device_id *ent) err_out_cleardev: pci_iounmap(pdev, ioaddr); -err_out_free_res: - pci_release_regions(pdev); err_out_netdev: free_netdev (dev); return -ENODEV; @@ -1535,7 +1533,6 @@ static void w840_remove1(struct pci_dev *pdev) if (dev) { struct netdev_private *np = netdev_priv(dev); unregister_netdev(dev); - pci_release_regions(pdev); pci_iounmap(pdev, np->base_addr); free_netdev(dev); } diff --git a/drivers/net/ethernet/dnet.c b/drivers/net/ethernet/dnet.c index 5a847941c46b..f7d126a2617e 100644 --- a/drivers/net/ethernet/dnet.c +++ b/drivers/net/ethernet/dnet.c @@ -558,11 +558,11 @@ static netdev_tx_t dnet_start_xmit(struct sk_buff *skb, struct net_device *dev) skb_tx_timestamp(skb); + spin_unlock_irqrestore(&bp->lock, flags); + /* free the buffer */ dev_kfree_skb(skb); - spin_unlock_irqrestore(&bp->lock, flags); - return NETDEV_TX_OK; } diff --git a/drivers/net/ethernet/ec_bhf.c b/drivers/net/ethernet/ec_bhf.c index d71cba0842c5..59dc20020c73 100644 --- a/drivers/net/ethernet/ec_bhf.c +++ b/drivers/net/ethernet/ec_bhf.c @@ -585,10 +585,12 @@ static void ec_bhf_remove(struct pci_dev *dev) struct ec_bhf_priv *priv = netdev_priv(net_dev); unregister_netdev(net_dev); - free_netdev(net_dev); pci_iounmap(dev, priv->dma_io); pci_iounmap(dev, priv->io); + + free_netdev(net_dev); + pci_release_regions(dev); pci_clear_master(dev); pci_disable_device(dev); diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.c b/drivers/net/ethernet/emulex/benet/be_cmds.c index 1e9d882c04ef..a4a448d97451 100644 --- a/drivers/net/ethernet/emulex/benet/be_cmds.c +++ b/drivers/net/ethernet/emulex/benet/be_cmds.c @@ -2291,7 +2291,7 @@ err: /* Uses sync mcc */ int be_cmd_read_port_transceiver_data(struct be_adapter *adapter, - u8 page_num, u8 *data) + u8 page_num, u32 off, u32 len, u8 *data) { struct be_dma_mem cmd; struct be_mcc_wrb *wrb; @@ -2325,10 +2325,10 @@ int be_cmd_read_port_transceiver_data(struct be_adapter *adapter, req->port = cpu_to_le32(adapter->hba_port_num); req->page_num = cpu_to_le32(page_num); status = be_mcc_notify_wait(adapter); - if (!status) { + if (!status && len > 0) { struct be_cmd_resp_port_type *resp = cmd.va; - memcpy(data, resp->page_data, PAGE_DATA_LEN); + memcpy(data, resp->page_data + off, len); } err: mutex_unlock(&adapter->mcc_lock); @@ -2419,7 +2419,7 @@ int be_cmd_query_cable_type(struct be_adapter *adapter) int status; status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0, - page_data); + 0, PAGE_DATA_LEN, page_data); if (!status) { switch (adapter->phy.interface_type) { case PHY_TYPE_QSFP: @@ -2444,7 +2444,7 @@ int be_cmd_query_sfp_info(struct be_adapter *adapter) int status; status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0, - page_data); + 0, PAGE_DATA_LEN, page_data); if (!status) { strlcpy(adapter->phy.vendor_name, page_data + SFP_VENDOR_NAME_OFFSET, SFP_VENDOR_NAME_LEN - 1); diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.h b/drivers/net/ethernet/emulex/benet/be_cmds.h index e8b43cf44b6f..f6f9c51a7d47 100644 --- a/drivers/net/ethernet/emulex/benet/be_cmds.h +++ b/drivers/net/ethernet/emulex/benet/be_cmds.h @@ -2431,7 +2431,7 @@ int be_cmd_set_beacon_state(struct be_adapter *adapter, u8 port_num, u8 beacon, int be_cmd_get_beacon_state(struct be_adapter *adapter, u8 port_num, u32 *state); int be_cmd_read_port_transceiver_data(struct be_adapter *adapter, - u8 page_num, u8 *data); + u8 page_num, u32 off, u32 len, u8 *data); int be_cmd_query_cable_type(struct be_adapter *adapter); int be_cmd_query_sfp_info(struct be_adapter *adapter); int lancer_cmd_read_object(struct be_adapter *adapter, struct be_dma_mem *cmd, diff --git a/drivers/net/ethernet/emulex/benet/be_ethtool.c b/drivers/net/ethernet/emulex/benet/be_ethtool.c index d1905d50c26c..1c1ac3488da2 100644 --- a/drivers/net/ethernet/emulex/benet/be_ethtool.c +++ b/drivers/net/ethernet/emulex/benet/be_ethtool.c @@ -1342,7 +1342,7 @@ static int be_get_module_info(struct net_device *netdev, return -EOPNOTSUPP; status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0, - page_data); + 0, PAGE_DATA_LEN, page_data); if (!status) { if (!page_data[SFP_PLUS_SFF_8472_COMP]) { modinfo->type = ETH_MODULE_SFF_8079; @@ -1360,25 +1360,32 @@ static int be_get_module_eeprom(struct net_device *netdev, { struct be_adapter *adapter = netdev_priv(netdev); int status; + u32 begin, end; if (!check_privilege(adapter, MAX_PRIVILEGES)) return -EOPNOTSUPP; - status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0, - data); - if (status) - goto err; + begin = eeprom->offset; + end = eeprom->offset + eeprom->len; + + if (begin < PAGE_DATA_LEN) { + status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0, begin, + min_t(u32, end, PAGE_DATA_LEN) - begin, + data); + if (status) + goto err; + + data += PAGE_DATA_LEN - begin; + begin = PAGE_DATA_LEN; + } - if (eeprom->offset + eeprom->len > PAGE_DATA_LEN) { - status = be_cmd_read_port_transceiver_data(adapter, - TR_PAGE_A2, - data + - PAGE_DATA_LEN); + if (end > PAGE_DATA_LEN) { + status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A2, + begin - PAGE_DATA_LEN, + end - begin, data); if (status) goto err; } - if (eeprom->offset) - memcpy(data, data + eeprom->offset, eeprom->len); err: return be_cmd_status(status); } diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index 3fe6a28027fe..d0d9a420f557 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -1136,10 +1136,11 @@ static struct sk_buff *be_lancer_xmit_workarounds(struct be_adapter *adapter, eth_hdr_len = ntohs(skb->protocol) == ETH_P_8021Q ? VLAN_ETH_HLEN : ETH_HLEN; if (skb->len <= 60 && - (lancer_chip(adapter) || skb_vlan_tag_present(skb)) && - is_ipv4_pkt(skb)) { + (lancer_chip(adapter) || BE3_chip(adapter) || + skb_vlan_tag_present(skb)) && is_ipv4_pkt(skb)) { ip = (struct iphdr *)ip_hdr(skb); - pskb_trim(skb, eth_hdr_len + ntohs(ip->tot_len)); + if (unlikely(pskb_trim(skb, eth_hdr_len + ntohs(ip->tot_len)))) + goto tx_drop; } /* If vlan tag is already inlined in the packet, skip HW VLAN @@ -6029,6 +6030,7 @@ drv_cleanup: unmap_bars: be_unmap_pci_bars(adapter); free_netdev: + pci_disable_pcie_error_reporting(pdev); free_netdev(netdev); rel_reg: pci_release_regions(pdev); diff --git a/drivers/net/ethernet/ethoc.c b/drivers/net/ethernet/ethoc.c index 60da0499ad66..a2280c4be0f5 100644 --- a/drivers/net/ethernet/ethoc.c +++ b/drivers/net/ethernet/ethoc.c @@ -1213,7 +1213,7 @@ static int ethoc_probe(struct platform_device *pdev) ret = mdiobus_register(priv->mdio); if (ret) { dev_err(&netdev->dev, "failed to register MDIO bus\n"); - goto free2; + goto free3; } ret = ethoc_mdio_probe(netdev); @@ -1245,6 +1245,7 @@ error2: netif_napi_del(&priv->napi); error: mdiobus_unregister(priv->mdio); +free3: mdiobus_free(priv->mdio); free2: clk_disable_unprepare(priv->clk); diff --git a/drivers/net/ethernet/ezchip/nps_enet.c b/drivers/net/ethernet/ezchip/nps_enet.c index 659f1ad37e96..70ccbd11b9e7 100644 --- a/drivers/net/ethernet/ezchip/nps_enet.c +++ b/drivers/net/ethernet/ezchip/nps_enet.c @@ -623,7 +623,7 @@ static s32 nps_enet_probe(struct platform_device *pdev) /* Get IRQ number */ priv->irq = platform_get_irq(pdev, 0); - if (!priv->irq) { + if (priv->irq < 0) { dev_err(dev, "failed to retrieve <irq Rx-Tx> value from device tree\n"); err = -ENODEV; goto out_netdev; @@ -658,8 +658,8 @@ static s32 nps_enet_remove(struct platform_device *pdev) struct nps_enet_priv *priv = netdev_priv(ndev); unregister_netdev(ndev); - free_netdev(ndev); netif_napi_del(&priv->napi); + free_netdev(ndev); return 0; } diff --git a/drivers/net/ethernet/faraday/ftgmac100.c b/drivers/net/ethernet/faraday/ftgmac100.c index e4fc38cbe853..23c019d1278c 100644 --- a/drivers/net/ethernet/faraday/ftgmac100.c +++ b/drivers/net/ethernet/faraday/ftgmac100.c @@ -1333,6 +1333,7 @@ static int ftgmac100_poll(struct napi_struct *napi, int budget) */ if (unlikely(priv->need_mac_restart)) { ftgmac100_start_hw(priv); + priv->need_mac_restart = false; /* Re-enable "bad" interrupts */ iowrite32(FTGMAC100_INT_BAD, @@ -1868,6 +1869,11 @@ static int ftgmac100_probe(struct platform_device *pdev) /* AST2400 doesn't have working HW checksum generation */ if (np && (of_device_is_compatible(np, "aspeed,ast2400-mac"))) netdev->hw_features &= ~NETIF_F_HW_CSUM; + + /* AST2600 tx checksum with NCSI is broken */ + if (priv->use_ncsi && of_device_is_compatible(np, "aspeed,ast2600-mac")) + netdev->hw_features &= ~NETIF_F_HW_CSUM; + if (np && of_get_property(np, "no-hw-checksum", NULL)) netdev->hw_features &= ~(NETIF_F_HW_CSUM | NETIF_F_RXCSUM); netdev->features |= netdev->hw_features; @@ -1884,6 +1890,8 @@ static int ftgmac100_probe(struct platform_device *pdev) return 0; err_ncsi_dev: + if (priv->ndev) + ncsi_unregister_dev(priv->ndev); err_register_netdev: ftgmac100_destroy_mdio(netdev); err_setup_mdio: @@ -1904,6 +1912,8 @@ static int ftgmac100_remove(struct platform_device *pdev) netdev = platform_get_drvdata(pdev); priv = netdev_priv(netdev); + if (priv->ndev) + ncsi_unregister_dev(priv->ndev); unregister_netdev(netdev); clk_disable_unprepare(priv->clk); diff --git a/drivers/net/ethernet/freescale/dpaa/dpaa_ethtool.c b/drivers/net/ethernet/freescale/dpaa/dpaa_ethtool.c index 3184c8f7cdd0..6e69bcdf9c40 100644 --- a/drivers/net/ethernet/freescale/dpaa/dpaa_ethtool.c +++ b/drivers/net/ethernet/freescale/dpaa/dpaa_ethtool.c @@ -530,11 +530,15 @@ static int dpaa_get_ts_info(struct net_device *net_dev, info->phc_index = -1; fman_node = of_get_parent(mac_node); - if (fman_node) + if (fman_node) { ptp_node = of_parse_phandle(fman_node, "ptimer-handle", 0); + of_node_put(fman_node); + } - if (ptp_node) + if (ptp_node) { ptp_dev = of_find_device_by_node(ptp_node); + of_node_put(ptp_node); + } if (ptp_dev) ptp = platform_get_drvdata(ptp_dev); diff --git a/drivers/net/ethernet/freescale/fec.h b/drivers/net/ethernet/freescale/fec.h index d06a89e99872..fcb4f4cd349a 100644 --- a/drivers/net/ethernet/freescale/fec.h +++ b/drivers/net/ethernet/freescale/fec.h @@ -373,6 +373,9 @@ struct bufdesc_ex { #define FEC_ENET_WAKEUP ((uint)0x00020000) /* Wakeup request */ #define FEC_ENET_TXF (FEC_ENET_TXF_0 | FEC_ENET_TXF_1 | FEC_ENET_TXF_2) #define FEC_ENET_RXF (FEC_ENET_RXF_0 | FEC_ENET_RXF_1 | FEC_ENET_RXF_2) +#define FEC_ENET_RXF_GET(X) (((X) == 0) ? FEC_ENET_RXF_0 : \ + (((X) == 1) ? FEC_ENET_RXF_1 : \ + FEC_ENET_RXF_2)) #define FEC_ENET_TS_AVAIL ((uint)0x00010000) #define FEC_ENET_TS_TIMER ((uint)0x00008000) diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 3b6da228140e..e4162c2271e3 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -623,7 +623,7 @@ fec_enet_txq_put_data_tso(struct fec_enet_priv_tx_q *txq, struct sk_buff *skb, dev_kfree_skb_any(skb); if (net_ratelimit()) netdev_err(ndev, "Tx DMA memory map failed\n"); - return NETDEV_TX_BUSY; + return NETDEV_TX_OK; } bdp->cbd_datlen = cpu_to_fec16(size); @@ -685,7 +685,7 @@ fec_enet_txq_put_hdr_tso(struct fec_enet_priv_tx_q *txq, dev_kfree_skb_any(skb); if (net_ratelimit()) netdev_err(ndev, "Tx DMA memory map failed\n"); - return NETDEV_TX_BUSY; + return NETDEV_TX_OK; } } @@ -1441,7 +1441,7 @@ fec_enet_rx_queue(struct net_device *ndev, int budget, u16 queue_id) break; pkt_received++; - writel(FEC_ENET_RXF, fep->hwp + FEC_IEVENT); + writel(FEC_ENET_RXF_GET(queue_id), fep->hwp + FEC_IEVENT); /* Check for errors. */ status ^= BD_ENET_RX_LAST; @@ -1897,6 +1897,27 @@ static int fec_enet_mdio_write(struct mii_bus *bus, int mii_id, int regnum, return ret; } +static void fec_enet_phy_reset_after_clk_enable(struct net_device *ndev) +{ + struct fec_enet_private *fep = netdev_priv(ndev); + struct phy_device *phy_dev = ndev->phydev; + + if (phy_dev) { + phy_reset_after_clk_enable(phy_dev); + } else if (fep->phy_node) { + /* + * If the PHY still is not bound to the MAC, but there is + * OF PHY node and a matching PHY device instance already, + * use the OF PHY node to obtain the PHY device instance, + * and then use that PHY device instance when triggering + * the PHY reset. + */ + phy_dev = of_phy_find_device(fep->phy_node); + phy_reset_after_clk_enable(phy_dev); + put_device(&phy_dev->mdio.dev); + } +} + static int fec_enet_clk_enable(struct net_device *ndev, bool enable) { struct fec_enet_private *fep = netdev_priv(ndev); @@ -1923,7 +1944,7 @@ static int fec_enet_clk_enable(struct net_device *ndev, bool enable) if (ret) goto failed_clk_ref; - phy_reset_after_clk_enable(ndev->phydev); + fec_enet_phy_reset_after_clk_enable(ndev); } else { clk_disable_unprepare(fep->clk_enet_out); if (fep->clk_ptp) { @@ -2929,16 +2950,16 @@ fec_enet_open(struct net_device *ndev) /* Init MAC prior to mii bus probe */ fec_restart(ndev); - /* Probe and connect to PHY when open the interface */ - ret = fec_enet_mii_probe(ndev); - if (ret) - goto err_enet_mii_probe; - /* Call phy_reset_after_clk_enable() again if it failed during * phy_reset_after_clk_enable() before because the PHY wasn't probed. */ if (reset_again) - phy_reset_after_clk_enable(ndev->phydev); + fec_enet_phy_reset_after_clk_enable(ndev); + + /* Probe and connect to PHY when open the interface */ + ret = fec_enet_mii_probe(ndev); + if (ret) + goto err_enet_mii_probe; if (fep->quirks & FEC_QUIRK_ERR006687) imx6q_cpuidle_fec_irqs_used(); @@ -3200,7 +3221,9 @@ static int fec_enet_init(struct net_device *ndev) return ret; } - fec_enet_alloc_queue(ndev); + ret = fec_enet_alloc_queue(ndev); + if (ret) + return ret; bd_size = (fep->total_tx_ring_size + fep->total_rx_ring_size) * dsize; @@ -3208,7 +3231,8 @@ static int fec_enet_init(struct net_device *ndev) cbd_base = dmam_alloc_coherent(&fep->pdev->dev, bd_size, &bd_dma, GFP_KERNEL); if (!cbd_base) { - return -ENOMEM; + ret = -ENOMEM; + goto free_queue_mem; } memset(cbd_base, 0, bd_size); @@ -3288,6 +3312,10 @@ static int fec_enet_init(struct net_device *ndev) fec_enet_update_ethtool_stats(ndev); return 0; + +free_queue_mem: + fec_enet_free_queue(ndev); + return ret; } #ifdef CONFIG_OF @@ -3693,7 +3721,9 @@ fec_drv_remove(struct platform_device *pdev) ret = pm_runtime_get_sync(&pdev->dev); if (ret < 0) - return ret; + dev_err(&pdev->dev, + "Failed to resume device in remove callback (%pe)\n", + ERR_PTR(ret)); cancel_work_sync(&fep->tx_timeout_work); fec_ptp_stop(pdev); @@ -3705,13 +3735,18 @@ fec_drv_remove(struct platform_device *pdev) if (of_phy_is_fixed_link(np)) of_phy_deregister_fixed_link(np); of_node_put(fep->phy_node); - free_netdev(ndev); - clk_disable_unprepare(fep->clk_ahb); - clk_disable_unprepare(fep->clk_ipg); + /* After pm_runtime_get_sync() failed, the clks are still off, so skip + * disabling them again. + */ + if (ret >= 0) { + clk_disable_unprepare(fep->clk_ahb); + clk_disable_unprepare(fep->clk_ipg); + } pm_runtime_put_noidle(&pdev->dev); pm_runtime_disable(&pdev->dev); + free_netdev(ndev); return 0; } diff --git a/drivers/net/ethernet/freescale/fec_ptp.c b/drivers/net/ethernet/freescale/fec_ptp.c index 7e892b1cbd3d..eb11a8e7fcb7 100644 --- a/drivers/net/ethernet/freescale/fec_ptp.c +++ b/drivers/net/ethernet/freescale/fec_ptp.c @@ -141,11 +141,7 @@ static int fec_ptp_enable_pps(struct fec_enet_private *fep, uint enable) * NSEC_PER_SEC - ts.tv_nsec. Add the remaining nanoseconds * to current timer would be next second. */ - tempval = readl(fep->hwp + FEC_ATIME_CTRL); - tempval |= FEC_T_CTRL_CAPTURE; - writel(tempval, fep->hwp + FEC_ATIME_CTRL); - - tempval = readl(fep->hwp + FEC_ATIME); + tempval = fep->cc.read(&fep->cc); /* Convert the ptp local counter to 1588 timestamp */ ns = timecounter_cyc2time(&fep->tc, tempval); ts = ns_to_timespec64(ns); @@ -220,15 +216,13 @@ static u64 fec_ptp_read(const struct cyclecounter *cc) { struct fec_enet_private *fep = container_of(cc, struct fec_enet_private, cc); - const struct platform_device_id *id_entry = - platform_get_device_id(fep->pdev); u32 tempval; tempval = readl(fep->hwp + FEC_ATIME_CTRL); tempval |= FEC_T_CTRL_CAPTURE; writel(tempval, fep->hwp + FEC_ATIME_CTRL); - if (id_entry->driver_data & FEC_QUIRK_BUG_CAPTURE) + if (fep->quirks & FEC_QUIRK_BUG_CAPTURE) udelay(1); return readl(fep->hwp + FEC_ATIME); @@ -382,9 +376,16 @@ static int fec_ptp_gettime(struct ptp_clock_info *ptp, struct timespec64 *ts) u64 ns; unsigned long flags; + mutex_lock(&adapter->ptp_clk_mutex); + /* Check the ptp clock */ + if (!adapter->ptp_clk_on) { + mutex_unlock(&adapter->ptp_clk_mutex); + return -EINVAL; + } spin_lock_irqsave(&adapter->tmreg_lock, flags); ns = timecounter_read(&adapter->tc); spin_unlock_irqrestore(&adapter->tmreg_lock, flags); + mutex_unlock(&adapter->ptp_clk_mutex); *ts = ns_to_timespec64(ns); @@ -592,6 +593,10 @@ void fec_ptp_init(struct platform_device *pdev, int irq_idx) fep->ptp_caps.enable = fec_ptp_enable; fep->cycle_speed = clk_get_rate(fep->clk_ptp); + if (!fep->cycle_speed) { + fep->cycle_speed = NSEC_PER_SEC; + dev_err(&fep->pdev->dev, "clk_ptp clock rate is zero\n"); + } fep->ptp_inc = NSEC_PER_SEC / fep->cycle_speed; spin_lock_init(&fep->tmreg_lock); diff --git a/drivers/net/ethernet/freescale/fman/fman_port.c b/drivers/net/ethernet/freescale/fman/fman_port.c index 47f6fee1f396..1812434cda84 100644 --- a/drivers/net/ethernet/freescale/fman/fman_port.c +++ b/drivers/net/ethernet/freescale/fman/fman_port.c @@ -1791,7 +1791,7 @@ static int fman_port_probe(struct platform_device *of_dev) fman = dev_get_drvdata(&fm_pdev->dev); if (!fman) { err = -EINVAL; - goto return_err; + goto put_device; } err = of_property_read_u32(port_node, "cell-index", &val); @@ -1799,7 +1799,7 @@ static int fman_port_probe(struct platform_device *of_dev) dev_err(port->dev, "%s: reading cell-index for %pOF failed\n", __func__, port_node); err = -EINVAL; - goto return_err; + goto put_device; } port_id = (u8)val; port->dts_params.id = port_id; @@ -1833,7 +1833,7 @@ static int fman_port_probe(struct platform_device *of_dev) } else { dev_err(port->dev, "%s: Illegal port type\n", __func__); err = -EINVAL; - goto return_err; + goto put_device; } port->dts_params.type = port_type; @@ -1847,7 +1847,7 @@ static int fman_port_probe(struct platform_device *of_dev) dev_err(port->dev, "%s: incorrect qman-channel-id\n", __func__); err = -EINVAL; - goto return_err; + goto put_device; } port->dts_params.qman_channel_id = qman_channel_id; } @@ -1857,7 +1857,7 @@ static int fman_port_probe(struct platform_device *of_dev) dev_err(port->dev, "%s: of_address_to_resource() failed\n", __func__); err = -ENOMEM; - goto return_err; + goto put_device; } port->dts_params.fman = fman; @@ -1882,6 +1882,8 @@ static int fman_port_probe(struct platform_device *of_dev) return 0; +put_device: + put_device(&fm_pdev->dev); return_err: of_node_put(port_node); free_port: diff --git a/drivers/net/ethernet/freescale/fman/mac.c b/drivers/net/ethernet/freescale/fman/mac.c index a847b9c3b31a..390849faf4cd 100644 --- a/drivers/net/ethernet/freescale/fman/mac.c +++ b/drivers/net/ethernet/freescale/fman/mac.c @@ -94,14 +94,17 @@ static void mac_exception(void *handle, enum fman_mac_exceptions ex) __func__, ex); } -static void set_fman_mac_params(struct mac_device *mac_dev, - struct fman_mac_params *params) +static int set_fman_mac_params(struct mac_device *mac_dev, + struct fman_mac_params *params) { struct mac_priv_s *priv = mac_dev->priv; params->base_addr = (typeof(params->base_addr)) devm_ioremap(priv->dev, mac_dev->res->start, resource_size(mac_dev->res)); + if (!params->base_addr) + return -ENOMEM; + memcpy(¶ms->addr, mac_dev->addr, sizeof(mac_dev->addr)); params->max_speed = priv->max_speed; params->phy_if = mac_dev->phy_if; @@ -112,6 +115,8 @@ static void set_fman_mac_params(struct mac_device *mac_dev, params->event_cb = mac_exception; params->dev_id = mac_dev; params->internal_phy_node = priv->internal_phy_node; + + return 0; } static int tgec_initialization(struct mac_device *mac_dev) @@ -123,7 +128,9 @@ static int tgec_initialization(struct mac_device *mac_dev) priv = mac_dev->priv; - set_fman_mac_params(mac_dev, ¶ms); + err = set_fman_mac_params(mac_dev, ¶ms); + if (err) + goto _return; mac_dev->fman_mac = tgec_config(¶ms); if (!mac_dev->fman_mac) { @@ -169,7 +176,9 @@ static int dtsec_initialization(struct mac_device *mac_dev) priv = mac_dev->priv; - set_fman_mac_params(mac_dev, ¶ms); + err = set_fman_mac_params(mac_dev, ¶ms); + if (err) + goto _return; mac_dev->fman_mac = dtsec_config(¶ms); if (!mac_dev->fman_mac) { @@ -218,7 +227,9 @@ static int memac_initialization(struct mac_device *mac_dev) priv = mac_dev->priv; - set_fman_mac_params(mac_dev, ¶ms); + err = set_fman_mac_params(mac_dev, ¶ms); + if (err) + goto _return; if (priv->max_speed == SPEED_10000) params.phy_if = PHY_INTERFACE_MODE_XGMII; @@ -880,12 +891,21 @@ _return: return err; } +static int mac_remove(struct platform_device *pdev) +{ + struct mac_device *mac_dev = platform_get_drvdata(pdev); + + platform_device_unregister(mac_dev->priv->eth_dev); + return 0; +} + static struct platform_driver mac_driver = { .driver = { .name = KBUILD_MODNAME, .of_match_table = mac_match, }, .probe = mac_probe, + .remove = mac_remove, }; builtin_platform_driver(mac_driver); diff --git a/drivers/net/ethernet/freescale/fs_enet/mac-fec.c b/drivers/net/ethernet/freescale/fs_enet/mac-fec.c index 99fe2c210d0f..61f4b6e50d29 100644 --- a/drivers/net/ethernet/freescale/fs_enet/mac-fec.c +++ b/drivers/net/ethernet/freescale/fs_enet/mac-fec.c @@ -98,7 +98,7 @@ static int do_pd_setup(struct fs_enet_private *fep) return -EINVAL; fep->fec.fecp = of_iomap(ofdev->dev.of_node, 0); - if (!fep->fcc.fccp) + if (!fep->fec.fecp) return -EINVAL; return 0; diff --git a/drivers/net/ethernet/freescale/fs_enet/mii-bitbang.c b/drivers/net/ethernet/freescale/fs_enet/mii-bitbang.c index c8e5d889bd81..21de56345503 100644 --- a/drivers/net/ethernet/freescale/fs_enet/mii-bitbang.c +++ b/drivers/net/ethernet/freescale/fs_enet/mii-bitbang.c @@ -223,3 +223,4 @@ static struct platform_driver fs_enet_bb_mdio_driver = { }; module_platform_driver(fs_enet_bb_mdio_driver); +MODULE_LICENSE("GPL"); diff --git a/drivers/net/ethernet/freescale/fs_enet/mii-fec.c b/drivers/net/ethernet/freescale/fs_enet/mii-fec.c index 1582d82483ec..4e6a9c5d8af5 100644 --- a/drivers/net/ethernet/freescale/fs_enet/mii-fec.c +++ b/drivers/net/ethernet/freescale/fs_enet/mii-fec.c @@ -224,3 +224,4 @@ static struct platform_driver fs_enet_fec_mdio_driver = { }; module_platform_driver(fs_enet_fec_mdio_driver); +MODULE_LICENSE("GPL"); diff --git a/drivers/net/ethernet/freescale/gianfar.c b/drivers/net/ethernet/freescale/gianfar.c index 8243501c3757..4feab06b7ad7 100644 --- a/drivers/net/ethernet/freescale/gianfar.c +++ b/drivers/net/ethernet/freescale/gianfar.c @@ -485,7 +485,11 @@ static struct net_device_stats *gfar_get_stats(struct net_device *dev) static int gfar_set_mac_addr(struct net_device *dev, void *p) { - eth_mac_addr(dev, p); + int ret; + + ret = eth_mac_addr(dev, p); + if (ret) + return ret; gfar_set_mac_for_addr(dev, 0, dev->dev_addr); @@ -1388,7 +1392,7 @@ static int gfar_probe(struct platform_device *ofdev) if (dev->features & NETIF_F_IP_CSUM || priv->device_flags & FSL_GIANFAR_DEV_HAS_TIMER) - dev->needed_headroom = GMAC_FCB_LEN; + dev->needed_headroom = GMAC_FCB_LEN + GMAC_TXPAL_LEN; /* Initializing some of the rx/tx queue level parameters */ for (i = 0; i < priv->num_tx_queues; i++) { @@ -2370,20 +2374,12 @@ static netdev_tx_t gfar_start_xmit(struct sk_buff *skb, struct net_device *dev) fcb_len = GMAC_FCB_LEN + GMAC_TXPAL_LEN; /* make space for additional header when fcb is needed */ - if (fcb_len && unlikely(skb_headroom(skb) < fcb_len)) { - struct sk_buff *skb_new; - - skb_new = skb_realloc_headroom(skb, fcb_len); - if (!skb_new) { + if (fcb_len) { + if (unlikely(skb_cow_head(skb, fcb_len))) { dev->stats.tx_errors++; dev_kfree_skb_any(skb); return NETDEV_TX_OK; } - - if (skb->sk) - skb_set_owner_w(skb_new, skb->sk); - dev_consume_skb_any(skb); - skb = skb_new; } /* total number of fragments in the SKB */ @@ -2948,6 +2944,10 @@ static bool gfar_add_rx_frag(struct gfar_rx_buff *rxb, u32 lstatus, if (lstatus & BD_LFLAG(RXBD_LAST)) size -= skb->len; + WARN(size < 0, "gianfar: rx fragment size underflow"); + if (size < 0) + return false; + skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, page, rxb->page_offset + RXBUF_ALIGNMENT, size, GFAR_RXB_TRUESIZE); @@ -3109,6 +3109,17 @@ int gfar_clean_rx_ring(struct gfar_priv_rx_q *rx_queue, int rx_work_limit) if (lstatus & BD_LFLAG(RXBD_EMPTY)) break; + /* lost RXBD_LAST descriptor due to overrun */ + if (skb && + (lstatus & BD_LFLAG(RXBD_FIRST))) { + /* discard faulty buffer */ + dev_kfree_skb(skb); + skb = NULL; + rx_queue->stats.rx_dropped++; + + /* can continue normally */ + } + /* order rx buffer descriptor reads */ rmb(); diff --git a/drivers/net/ethernet/freescale/gianfar_ethtool.c b/drivers/net/ethernet/freescale/gianfar_ethtool.c index 395a5266ea30..0cddaaaf48aa 100644 --- a/drivers/net/ethernet/freescale/gianfar_ethtool.c +++ b/drivers/net/ethernet/freescale/gianfar_ethtool.c @@ -1528,6 +1528,7 @@ static int gfar_get_ts_info(struct net_device *dev, ptp_node = of_find_compatible_node(NULL, NULL, "fsl,etsec-ptp"); if (ptp_node) { ptp_dev = of_find_device_by_node(ptp_node); + of_node_put(ptp_node); if (ptp_dev) ptp = platform_get_drvdata(ptp_dev); } diff --git a/drivers/net/ethernet/freescale/ucc_geth.c b/drivers/net/ethernet/freescale/ucc_geth.c index 5de6f7c73c1f..d43173917ce4 100644 --- a/drivers/net/ethernet/freescale/ucc_geth.c +++ b/drivers/net/ethernet/freescale/ucc_geth.c @@ -3902,6 +3902,7 @@ static int ucc_geth_probe(struct platform_device* ofdev) INIT_WORK(&ugeth->timeout_work, ucc_geth_timeout_work); netif_napi_add(dev, &ugeth->napi, ucc_geth_poll, 64); dev->mtu = 1500; + dev->max_mtu = 1518; ugeth->msg_enable = netif_msg_init(debug.msg_enable, UGETH_MSG_DEFAULT); ugeth->phy_interface = phy_interface; @@ -3947,12 +3948,12 @@ static int ucc_geth_remove(struct platform_device* ofdev) struct device_node *np = ofdev->dev.of_node; unregister_netdev(dev); - free_netdev(dev); ucc_geth_memclean(ugeth); if (of_phy_is_fixed_link(np)) of_phy_deregister_fixed_link(np); of_node_put(ugeth->ug_info->tbi_node); of_node_put(ugeth->ug_info->phy_node); + free_netdev(dev); return 0; } diff --git a/drivers/net/ethernet/freescale/ucc_geth.h b/drivers/net/ethernet/freescale/ucc_geth.h index 5da19b440a6a..bf25e49d4fe3 100644 --- a/drivers/net/ethernet/freescale/ucc_geth.h +++ b/drivers/net/ethernet/freescale/ucc_geth.h @@ -580,7 +580,14 @@ struct ucc_geth_tx_global_pram { u32 vtagtable[0x8]; /* 8 4-byte VLAN tags */ u32 tqptr; /* a base pointer to the Tx Queues Memory Region */ - u8 res2[0x80 - 0x74]; + u8 res2[0x78 - 0x74]; + u64 snums_en; + u32 l2l3baseptr; /* top byte consists of a few other bit fields */ + + u16 mtu[8]; + u8 res3[0xa8 - 0x94]; + u32 wrrtablebase; /* top byte is reserved */ + u8 res4[0xc0 - 0xac]; } __packed; /* structure representing Extended Filtering Global Parameters in PRAM */ diff --git a/drivers/net/ethernet/freescale/xgmac_mdio.c b/drivers/net/ethernet/freescale/xgmac_mdio.c index c82c85ef5fb3..c37aea7ba850 100644 --- a/drivers/net/ethernet/freescale/xgmac_mdio.c +++ b/drivers/net/ethernet/freescale/xgmac_mdio.c @@ -301,9 +301,10 @@ err_ioremap: static int xgmac_mdio_remove(struct platform_device *pdev) { struct mii_bus *bus = platform_get_drvdata(pdev); + struct mdio_fsl_priv *priv = bus->priv; mdiobus_unregister(bus); - iounmap(bus->priv); + iounmap(priv->mdio_base); mdiobus_free(bus); return 0; diff --git a/drivers/net/ethernet/fujitsu/fmvj18x_cs.c b/drivers/net/ethernet/fujitsu/fmvj18x_cs.c index a69cd19a55ae..b8fc9bbeca2c 100644 --- a/drivers/net/ethernet/fujitsu/fmvj18x_cs.c +++ b/drivers/net/ethernet/fujitsu/fmvj18x_cs.c @@ -547,6 +547,11 @@ static int fmvj18x_get_hwinfo(struct pcmcia_device *link, u_char *node_id) return -1; base = ioremap(link->resource[2]->start, resource_size(link->resource[2])); + if (!base) { + pcmcia_release_window(link, link->resource[2]); + return -1; + } + pcmcia_map_mem_page(link, link->resource[2], 0); /* diff --git a/drivers/net/ethernet/hisilicon/hisi_femac.c b/drivers/net/ethernet/hisilicon/hisi_femac.c index 2c2808830e95..f29040520ca0 100644 --- a/drivers/net/ethernet/hisilicon/hisi_femac.c +++ b/drivers/net/ethernet/hisilicon/hisi_femac.c @@ -295,7 +295,7 @@ static int hisi_femac_rx(struct net_device *dev, int limit) skb->protocol = eth_type_trans(skb, dev); napi_gro_receive(&priv->napi, skb); dev->stats.rx_packets++; - dev->stats.rx_bytes += skb->len; + dev->stats.rx_bytes += len; next: pos = (pos + 1) % rxq->num; if (rx_pkts_num >= limit) diff --git a/drivers/net/ethernet/hisilicon/hix5hd2_gmac.c b/drivers/net/ethernet/hisilicon/hix5hd2_gmac.c index b63871ef8a40..e69a64a50127 100644 --- a/drivers/net/ethernet/hisilicon/hix5hd2_gmac.c +++ b/drivers/net/ethernet/hisilicon/hix5hd2_gmac.c @@ -554,7 +554,7 @@ static int hix5hd2_rx(struct net_device *dev, int limit) skb->protocol = eth_type_trans(skb, dev); napi_gro_receive(&priv->napi, skb); dev->stats.rx_packets++; - dev->stats.rx_bytes += skb->len; + dev->stats.rx_bytes += len; next: pos = dma_ring_incr(pos, RX_DESC_NUM); } diff --git a/drivers/net/ethernet/hisilicon/hns/hnae.c b/drivers/net/ethernet/hisilicon/hns/hnae.c index b758b3e79337..38aa4b74a6ab 100644 --- a/drivers/net/ethernet/hisilicon/hns/hnae.c +++ b/drivers/net/ethernet/hisilicon/hns/hnae.c @@ -423,8 +423,10 @@ int hnae_ae_register(struct hnae_ae_dev *hdev, struct module *owner) hdev->cls_dev.release = hnae_release; (void)dev_set_name(&hdev->cls_dev, "hnae%d", hdev->id); ret = device_register(&hdev->cls_dev); - if (ret) + if (ret) { + put_device(&hdev->cls_dev); return ret; + } __module_get(THIS_MODULE); diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c index cfdc92de9dc0..d2791bcff5d4 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c @@ -70,6 +70,27 @@ static enum mac_mode hns_get_enet_interface(const struct hns_mac_cb *mac_cb) } } +static u32 hns_mac_link_anti_shake(struct mac_driver *mac_ctrl_drv) +{ +#define HNS_MAC_LINK_WAIT_TIME 5 +#define HNS_MAC_LINK_WAIT_CNT 40 + + u32 link_status = 0; + int i; + + if (!mac_ctrl_drv->get_link_status) + return link_status; + + for (i = 0; i < HNS_MAC_LINK_WAIT_CNT; i++) { + msleep(HNS_MAC_LINK_WAIT_TIME); + mac_ctrl_drv->get_link_status(mac_ctrl_drv, &link_status); + if (!link_status) + break; + } + + return link_status; +} + void hns_mac_get_link_status(struct hns_mac_cb *mac_cb, u32 *link_status) { struct mac_driver *mac_ctrl_drv; @@ -87,6 +108,14 @@ void hns_mac_get_link_status(struct hns_mac_cb *mac_cb, u32 *link_status) &sfp_prsnt); if (!ret) *link_status = *link_status && sfp_prsnt; + + /* for FIBER port, it may have a fake link up. + * when the link status changes from down to up, we need to do + * anti-shake. the anti-shake time is base on tests. + * only FIBER port need to do this. + */ + if (*link_status && !mac_cb->link) + *link_status = hns_mac_link_anti_shake(mac_ctrl_drv); } mac_cb->link = *link_status; diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c index 16294cd3c954..4ceacb1c154d 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c @@ -402,6 +402,10 @@ static void hns_dsaf_ge_srst_by_port(struct dsaf_device *dsaf_dev, u32 port, return; if (!HNS_DSAF_IS_DEBUG(dsaf_dev)) { + /* DSAF_MAX_PORT_NUM is 6, but DSAF_GE_NUM is 8. + We need check to prevent array overflow */ + if (port >= DSAF_MAX_PORT_NUM) + return; reg_val_1 = 0x1 << port; port_rst_off = dsaf_dev->mac_cb[port]->port_rst_off; /* there is difference between V1 and V2 in register.*/ diff --git a/drivers/net/ethernet/hisilicon/hns/hns_enet.c b/drivers/net/ethernet/hisilicon/hns/hns_enet.c index 4de65a9de0a6..b7fe3e849872 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_enet.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_enet.c @@ -1677,8 +1677,10 @@ static int hns_nic_clear_all_rx_fetch(struct net_device *ndev) for (j = 0; j < fetch_num; j++) { /* alloc one skb and init */ skb = hns_assemble_skb(ndev); - if (!skb) + if (!skb) { + ret = -ENOMEM; goto out; + } rd = &tx_ring_data(priv, skb->queue_mapping); hns_nic_net_xmit_hw(ndev, skb, rd); diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c index 1fa0cd527ead..f453cebf758c 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c @@ -419,6 +419,10 @@ static void __lb_other_process(struct hns_nic_ring_data *ring_data, /* for mutl buffer*/ new_skb = skb_copy(skb, GFP_ATOMIC); dev_kfree_skb_any(skb); + if (!new_skb) { + netdev_err(ndev, "skb alloc failed\n"); + return; + } skb = new_skb; check_ok = 0; diff --git a/drivers/net/ethernet/hisilicon/hns3/hclge_mbx.h b/drivers/net/ethernet/hisilicon/hns3/hclge_mbx.h index be9dc08ccf67..4f56ffcdfc93 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hclge_mbx.h +++ b/drivers/net/ethernet/hisilicon/hns3/hclge_mbx.h @@ -102,7 +102,7 @@ struct hclgevf_mbx_arq_ring { #define hclge_mbx_ring_ptr_move_crq(crq) \ (crq->next_to_use = (crq->next_to_use + 1) % crq->desc_num) #define hclge_mbx_tail_ptr_move_arq(arq) \ - (arq.tail = (arq.tail + 1) % HCLGE_MBX_MAX_ARQ_MSG_SIZE) + (arq.tail = (arq.tail + 1) % HCLGE_MBX_MAX_ARQ_MSG_NUM) #define hclge_mbx_head_ptr_move_arq(arq) \ - (arq.head = (arq.head + 1) % HCLGE_MBX_MAX_ARQ_MSG_SIZE) + (arq.head = (arq.head + 1) % HCLGE_MBX_MAX_ARQ_MSG_NUM) #endif diff --git a/drivers/net/ethernet/hisilicon/hns3/hnae3.c b/drivers/net/ethernet/hisilicon/hns3/hnae3.c index f9259e568fa0..b250d0fe9ac5 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hnae3.c +++ b/drivers/net/ethernet/hisilicon/hns3/hnae3.c @@ -10,6 +10,27 @@ static LIST_HEAD(hnae3_ae_algo_list); static LIST_HEAD(hnae3_client_list); static LIST_HEAD(hnae3_ae_dev_list); +void hnae3_unregister_ae_algo_prepare(struct hnae3_ae_algo *ae_algo) +{ + const struct pci_device_id *pci_id; + struct hnae3_ae_dev *ae_dev; + + if (!ae_algo) + return; + + list_for_each_entry(ae_dev, &hnae3_ae_dev_list, node) { + if (!hnae3_get_bit(ae_dev->flag, HNAE3_DEV_INITED_B)) + continue; + + pci_id = pci_match_id(ae_algo->pdev_id_table, ae_dev->pdev); + if (!pci_id) + continue; + if (IS_ENABLED(CONFIG_PCI_IOV)) + pci_disable_sriov(ae_dev->pdev); + } +} +EXPORT_SYMBOL(hnae3_unregister_ae_algo_prepare); + /* we are keeping things simple and using single lock for all the * list. This is a non-critical code so other updations, if happen * in parallel, can wait. diff --git a/drivers/net/ethernet/hisilicon/hns3/hnae3.h b/drivers/net/ethernet/hisilicon/hns3/hnae3.h index 5e1a7ab06c63..866e9f293b4c 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hnae3.h +++ b/drivers/net/ethernet/hisilicon/hns3/hnae3.h @@ -516,6 +516,7 @@ struct hnae3_handle { int hnae3_register_ae_dev(struct hnae3_ae_dev *ae_dev); void hnae3_unregister_ae_dev(struct hnae3_ae_dev *ae_dev); +void hnae3_unregister_ae_algo_prepare(struct hnae3_ae_algo *ae_algo); void hnae3_unregister_ae_algo(struct hnae3_ae_algo *ae_algo); void hnae3_register_ae_algo(struct hnae3_ae_algo *ae_algo); diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c index 3eb8b85f6afb..4fb80ed897f2 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c @@ -29,6 +29,8 @@ static const char hns3_driver_string[] = static const char hns3_copyright[] = "Copyright (c) 2017 Huawei Corporation."; static struct hnae3_client client; +#define HNS3_MIN_TUN_PKT_LEN 65U + /* hns3_pci_tbl - PCI Device ID Table * * Last entry must be all 0s @@ -702,8 +704,6 @@ static bool hns3_tunnel_csum_bug(struct sk_buff *skb) if (!(!skb->encapsulation && l4.udp->dest == htons(IANA_VXLAN_PORT))) return false; - skb_checksum_help(skb); - return true; } @@ -764,8 +764,7 @@ static int hns3_set_l3l4_type_csum(struct sk_buff *skb, u8 ol4_proto, /* the stack computes the IP header already, * driver calculate l4 checksum when not TSO. */ - skb_checksum_help(skb); - return 0; + return skb_checksum_help(skb); } l3.hdr = skb_inner_network_header(skb); @@ -795,8 +794,11 @@ static int hns3_set_l3l4_type_csum(struct sk_buff *skb, u8 ol4_proto, HNS3_L4T_TCP); break; case IPPROTO_UDP: - if (hns3_tunnel_csum_bug(skb)) - break; + if (hns3_tunnel_csum_bug(skb)) { + int ret = skb_put_padto(skb, HNS3_MIN_TUN_PKT_LEN); + + return ret ? ret : skb_checksum_help(skb); + } hnae3_set_bit(*type_cs_vlan_tso, HNS3_TXD_L4CS_B, 1); hnae3_set_field(*type_cs_vlan_tso, @@ -821,8 +823,7 @@ static int hns3_set_l3l4_type_csum(struct sk_buff *skb, u8 ol4_proto, /* the stack computes the IP header already, * driver calculate l4 checksum when not TSO. */ - skb_checksum_help(skb); - return 0; + return skb_checksum_help(skb); } return 0; @@ -2639,7 +2640,6 @@ static void hns3_add_ring_to_group(struct hns3_enet_ring_group *group, static int hns3_nic_init_vector_data(struct hns3_nic_priv *priv) { - struct hnae3_ring_chain_node vector_ring_chain; struct hnae3_handle *h = priv->ae_handle; struct hns3_enet_tqp_vector *tqp_vector; int ret = 0; @@ -2669,6 +2669,8 @@ static int hns3_nic_init_vector_data(struct hns3_nic_priv *priv) } for (i = 0; i < priv->vector_num; i++) { + struct hnae3_ring_chain_node vector_ring_chain; + tqp_vector = &priv->tqp_vector[i]; tqp_vector->rx_group.total_bytes = 0; diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c index a75d7c826fc2..865d27aea7d7 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c @@ -96,6 +96,15 @@ static int hclge_ets_validate(struct hclge_dev *hdev, struct ieee_ets *ets, *changed = true; break; case IEEE_8021QAZ_TSA_ETS: + /* The hardware will switch to sp mode if bandwidth is + * 0, so limit ets bandwidth must be greater than 0. + */ + if (!ets->tc_tx_bw[i]) { + dev_err(&hdev->pdev->dev, + "tc%u ets bw cannot be 0\n", i); + return -EINVAL; + } + if (hdev->tm_info.tc_info[i].tc_sch_mode != HCLGE_SCH_MODE_DWRR) *changed = true; @@ -204,21 +213,12 @@ static int hclge_ieee_getpfc(struct hnae3_handle *h, struct ieee_pfc *pfc) u64 requests[HNAE3_MAX_TC], indications[HNAE3_MAX_TC]; struct hclge_vport *vport = hclge_get_vport(h); struct hclge_dev *hdev = vport->back; - u8 i, j, pfc_map, *prio_tc; int ret; + u8 i; memset(pfc, 0, sizeof(*pfc)); pfc->pfc_cap = hdev->pfc_max; - prio_tc = hdev->tm_info.prio_tc; - pfc_map = hdev->tm_info.hw_pfc_map; - - /* Pfc setting is based on TC */ - for (i = 0; i < hdev->tm_info.num_tc; i++) { - for (j = 0; j < HNAE3_MAX_USER_PRIO; j++) { - if ((prio_tc[j] == i) && (pfc_map & BIT(i))) - pfc->pfc_en |= BIT(j); - } - } + pfc->pfc_en = hdev->tm_info.pfc_en; ret = hclge_pfc_tx_stats_get(hdev, requests); if (ret) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index d575dd9a329d..d668d25ae7e7 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -2517,8 +2517,13 @@ static u32 hclge_check_event_cause(struct hclge_dev *hdev, u32 *clearval) static void hclge_clear_event_cause(struct hclge_dev *hdev, u32 event_type, u32 regclr) { +#define HCLGE_IMP_RESET_DELAY 5 + switch (event_type) { case HCLGE_VECTOR0_EVENT_RST: + if (regclr == BIT(HCLGE_VECTOR0_IMPRESET_INT_B)) + mdelay(HCLGE_IMP_RESET_DELAY); + hclge_write_dev(&hdev->hw, HCLGE_MISC_RESET_STS_REG, regclr); break; case HCLGE_VECTOR0_EVENT_MBX: @@ -5182,12 +5187,19 @@ void hclge_reset_tqp(struct hnae3_handle *handle, u16 queue_id) void hclge_reset_vf_queue(struct hclge_vport *vport, u16 queue_id) { + struct hnae3_handle *handle = &vport->nic; struct hclge_dev *hdev = vport->back; int reset_try_times = 0; int reset_status; u16 queue_gid; int ret; + if (queue_id >= handle->kinfo.num_tqps) { + dev_warn(&hdev->pdev->dev, "Invalid vf queue id(%u)\n", + queue_id); + return; + } + queue_gid = hclge_covert_handle_qid_global(&vport->nic, queue_id); ret = hclge_send_reset_tqp_cmd(hdev, queue_gid, true); @@ -6380,6 +6392,7 @@ static int hclge_init(void) static void hclge_exit(void) { + hnae3_unregister_ae_algo_prepare(&ae_algo); hnae3_unregister_ae_algo(&ae_algo); } module_init(hclge_init); diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c index 997ca79ed892..7e49188c3009 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c @@ -60,6 +60,13 @@ static int hclge_send_mbx_msg(struct hclge_vport *vport, u8 *msg, u16 msg_len, enum hclge_cmd_status status; struct hclge_desc desc; + if (msg_len > HCLGE_MBX_MAX_MSG_SIZE) { + dev_err(&hdev->pdev->dev, + "msg data length(=%u) exceeds maximum(=%u)\n", + msg_len, HCLGE_MBX_MAX_MSG_SIZE); + return -EMSGSIZE; + } + resp_pf_to_vf = (struct hclge_mbx_pf_to_vf_cmd *)desc.data; hclge_cmd_setup_basic_desc(&desc, HCLGEVF_OPC_MBX_PF_TO_VF, false); diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.c index 03491e8ebb73..d0fa344f0a84 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mdio.c @@ -235,6 +235,8 @@ void hclge_mac_start_phy(struct hclge_dev *hdev) if (!phydev) return; + phy_loopback(phydev, false); + phy_start(phydev); } diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c index fd5375b5991b..a257bf635bc2 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c @@ -451,9 +451,9 @@ static int hclgevf_set_rss_tc_mode(struct hclgevf_dev *hdev, u16 rss_size) roundup_size = ilog2(roundup_size); for (i = 0; i < HCLGEVF_MAX_TC_NUM; i++) { - tc_valid[i] = !!(hdev->hw_tc_map & BIT(i)); + tc_valid[i] = 1; tc_size[i] = roundup_size; - tc_offset[i] = rss_size * i; + tc_offset[i] = (hdev->hw_tc_map & BIT(i)) ? rss_size * i : 0; } hclgevf_cmd_setup_basic_desc(&desc, HCLGEVF_OPC_RSS_TC_MODE, false); diff --git a/drivers/net/ethernet/i825xx/82596.c b/drivers/net/ethernet/i825xx/82596.c index d719668a6684..8efcec305fc5 100644 --- a/drivers/net/ethernet/i825xx/82596.c +++ b/drivers/net/ethernet/i825xx/82596.c @@ -1155,7 +1155,7 @@ struct net_device * __init i82596_probe(int unit) err = -ENODEV; goto out; } - memcpy(eth_addr, (void *) 0xfffc1f2c, ETH_ALEN); /* YUCK! Get addr from NOVRAM */ + memcpy(eth_addr, absolute_pointer(0xfffc1f2c), ETH_ALEN); /* YUCK! Get addr from NOVRAM */ dev->base_addr = MVME_I596_BASE; dev->irq = (unsigned) MVME16x_IRQ_I596; goto found; diff --git a/drivers/net/ethernet/i825xx/sni_82596.c b/drivers/net/ethernet/i825xx/sni_82596.c index 43c1fd18670b..a990e606ecaa 100644 --- a/drivers/net/ethernet/i825xx/sni_82596.c +++ b/drivers/net/ethernet/i825xx/sni_82596.c @@ -122,9 +122,10 @@ static int sni_82596_probe(struct platform_device *dev) netdevice->dev_addr[5] = readb(eth_addr + 0x06); iounmap(eth_addr); - if (!netdevice->irq) { + if (netdevice->irq < 0) { printk(KERN_ERR "%s: IRQ not found for i82596 at 0x%lx\n", __FILE__, netdevice->base_addr); + retval = netdevice->irq; goto probe_failed; } diff --git a/drivers/net/ethernet/ibm/ehea/ehea_main.c b/drivers/net/ethernet/ibm/ehea/ehea_main.c index 0f799e8e093c..25f579a924d6 100644 --- a/drivers/net/ethernet/ibm/ehea/ehea_main.c +++ b/drivers/net/ethernet/ibm/ehea/ehea_main.c @@ -2636,10 +2636,8 @@ static int ehea_restart_qps(struct net_device *dev) u16 dummy16 = 0; cb0 = (void *)get_zeroed_page(GFP_KERNEL); - if (!cb0) { - ret = -ENOMEM; - goto out; - } + if (!cb0) + return -ENOMEM; for (i = 0; i < (port->num_def_qps); i++) { struct ehea_port_res *pr = &port->port_res[i]; @@ -2659,6 +2657,7 @@ static int ehea_restart_qps(struct net_device *dev) cb0); if (hret != H_SUCCESS) { netdev_err(dev, "query_ehea_qp failed (1)\n"); + ret = -EFAULT; goto out; } @@ -2671,6 +2670,7 @@ static int ehea_restart_qps(struct net_device *dev) &dummy64, &dummy16, &dummy16); if (hret != H_SUCCESS) { netdev_err(dev, "modify_ehea_qp failed (1)\n"); + ret = -EFAULT; goto out; } @@ -2679,6 +2679,7 @@ static int ehea_restart_qps(struct net_device *dev) cb0); if (hret != H_SUCCESS) { netdev_err(dev, "query_ehea_qp failed (2)\n"); + ret = -EFAULT; goto out; } @@ -2915,6 +2916,7 @@ static struct device *ehea_register_port(struct ehea_port *port, ret = of_device_register(&port->ofdev); if (ret) { pr_err("failed to register device. ret=%d\n", ret); + put_device(&port->ofdev.dev); goto out; } diff --git a/drivers/net/ethernet/ibm/ibmveth.c b/drivers/net/ethernet/ibm/ibmveth.c index e2f6670d6eaf..23997f1c2619 100644 --- a/drivers/net/ethernet/ibm/ibmveth.c +++ b/drivers/net/ethernet/ibm/ibmveth.c @@ -209,7 +209,7 @@ static inline void ibmveth_flush_buffer(void *addr, unsigned long length) unsigned long offset; for (offset = 0; offset < length; offset += SMP_CACHE_BYTES) - asm("dcbfl %0,%1" :: "b" (addr), "r" (offset)); + asm("dcbf %0,%1,1" :: "b" (addr), "r" (offset)); } /* replenish the buffers for a pool. note that we don't need to @@ -1330,6 +1330,7 @@ static int ibmveth_poll(struct napi_struct *napi, int budget) int offset = ibmveth_rxq_frame_offset(adapter); int csum_good = ibmveth_rxq_csum_good(adapter); int lrg_pkt = ibmveth_rxq_large_packet(adapter); + __sum16 iph_check = 0; skb = ibmveth_rxq_get_buffer(adapter); @@ -1366,16 +1367,26 @@ static int ibmveth_poll(struct napi_struct *napi, int budget) skb_put(skb, length); skb->protocol = eth_type_trans(skb, netdev); - if (csum_good) { - skb->ip_summed = CHECKSUM_UNNECESSARY; - ibmveth_rx_csum_helper(skb, adapter); + /* PHYP without PLSO support places a -1 in the ip + * checksum for large send frames. + */ + if (skb->protocol == cpu_to_be16(ETH_P_IP)) { + struct iphdr *iph = (struct iphdr *)skb->data; + + iph_check = iph->check; } - if (length > netdev->mtu + ETH_HLEN) { + if ((length > netdev->mtu + ETH_HLEN) || + lrg_pkt || iph_check == 0xffff) { ibmveth_rx_mss_helper(skb, mss, lrg_pkt); adapter->rx_large_packets++; } + if (csum_good) { + skb->ip_summed = CHECKSUM_UNNECESSARY; + ibmveth_rx_csum_helper(skb, adapter); + } + napi_gro_receive(napi, skb); /* send it up */ netdev->stats.rx_packets++; diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c index d8115a9333e0..646f14a9bd96 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.c +++ b/drivers/net/ethernet/ibm/ibmvnic.c @@ -212,8 +212,13 @@ static void free_long_term_buff(struct ibmvnic_adapter *adapter, if (!ltb->buff) return; + /* VIOS automatically unmaps the long term buffer at remote + * end for the following resets: + * FAILOVER, MOBILITY, TIMEOUT. + */ if (adapter->reset_reason != VNIC_RESET_FAILOVER && - adapter->reset_reason != VNIC_RESET_MOBILITY) + adapter->reset_reason != VNIC_RESET_MOBILITY && + adapter->reset_reason != VNIC_RESET_TIMEOUT) send_request_unmap(adapter, ltb->map_id); dma_free_coherent(dev, ltb->size, ltb->buff, ltb->addr); } @@ -693,8 +698,11 @@ static int init_tx_pools(struct net_device *netdev) adapter->tso_pool = kcalloc(tx_subcrqs, sizeof(struct ibmvnic_tx_pool), GFP_KERNEL); - if (!adapter->tso_pool) + if (!adapter->tso_pool) { + kfree(adapter->tx_pool); + adapter->tx_pool = NULL; return -1; + } adapter->num_active_tx_pools = tx_subcrqs; @@ -876,12 +884,22 @@ static int ibmvnic_login(struct net_device *netdev) static void release_login_buffer(struct ibmvnic_adapter *adapter) { + if (!adapter->login_buf) + return; + + dma_unmap_single(&adapter->vdev->dev, adapter->login_buf_token, + adapter->login_buf_sz, DMA_TO_DEVICE); kfree(adapter->login_buf); adapter->login_buf = NULL; } static void release_login_rsp_buffer(struct ibmvnic_adapter *adapter) { + if (!adapter->login_rsp_buf) + return; + + dma_unmap_single(&adapter->vdev->dev, adapter->login_rsp_buf_token, + adapter->login_rsp_buf_sz, DMA_FROM_DEVICE); kfree(adapter->login_rsp_buf); adapter->login_rsp_buf = NULL; } @@ -1087,8 +1105,7 @@ static int __ibmvnic_open(struct net_device *netdev) rc = set_link_state(adapter, IBMVNIC_LOGICAL_LNK_UP); if (rc) { - for (i = 0; i < adapter->req_rx_queues; i++) - napi_disable(&adapter->napi[i]); + ibmvnic_napi_disable(adapter); release_resources(adapter); return rc; } @@ -1257,10 +1274,8 @@ static int __ibmvnic_close(struct net_device *netdev) adapter->state = VNIC_CLOSING; rc = set_link_state(adapter, IBMVNIC_LOGICAL_LNK_DN); - if (rc) - return rc; adapter->state = VNIC_CLOSED; - return 0; + return rc; } static int ibmvnic_close(struct net_device *netdev) @@ -1523,6 +1538,9 @@ static netdev_tx_t ibmvnic_xmit(struct sk_buff *skb, struct net_device *netdev) skb_copy_from_linear_data(skb, dst, skb->len); } + /* post changes to long_term_buff *dst before VIOS accessing it */ + dma_wmb(); + tx_pool->consumer_index = (tx_pool->consumer_index + 1) % tx_pool->num_buffers; @@ -1755,7 +1773,7 @@ static int do_reset(struct ibmvnic_adapter *adapter, u64 old_num_rx_queues, old_num_tx_queues; u64 old_num_rx_slots, old_num_tx_slots; struct net_device *netdev = adapter->netdev; - int i, rc; + int rc; netdev_dbg(adapter->netdev, "Re-setting driver (%d)\n", rwi->reset_reason); @@ -1873,13 +1891,11 @@ static int do_reset(struct ibmvnic_adapter *adapter, /* refresh device's multicast list */ ibmvnic_set_multi(netdev); - /* kick napi */ - for (i = 0; i < adapter->req_rx_queues; i++) - napi_schedule(&adapter->napi[i]); - if (adapter->reset_reason != VNIC_RESET_FAILOVER && - adapter->reset_reason != VNIC_RESET_CHANGE_PARAM) + adapter->reset_reason != VNIC_RESET_CHANGE_PARAM) { call_netdevice_notifiers(NETDEV_NOTIFY_PEERS, netdev); + call_netdevice_notifiers(NETDEV_RESEND_IGMP, netdev); + } netif_carrier_on(netdev); @@ -2094,8 +2110,10 @@ static int ibmvnic_reset(struct ibmvnic_adapter *adapter, * flush reset queue and process this reset */ if (adapter->force_reset_recovery && !list_empty(&adapter->rwi_list)) { - list_for_each_safe(entry, tmp_entry, &adapter->rwi_list) + list_for_each_safe(entry, tmp_entry, &adapter->rwi_list) { list_del(entry); + kfree(list_entry(entry, struct ibmvnic_rwi, list)); + } } rwi->reset_reason = reason; list_add_tail(&rwi->list, &adapter->rwi_list); @@ -2156,6 +2174,12 @@ restart_poll: if (!pending_scrq(adapter, adapter->rx_scrq[scrq_num])) break; + /* The queue entry at the current index is peeked at above + * to determine that there is a valid descriptor awaiting + * processing. We want to be sure that the current slot + * holds a valid descriptor before reading its contents. + */ + dma_rmb(); next = ibmvnic_next_scrq(adapter, adapter->rx_scrq[scrq_num]); rx_buff = (struct ibmvnic_rx_buff *)be64_to_cpu(next-> @@ -2180,6 +2204,8 @@ restart_poll: offset = be16_to_cpu(next->rx_comp.off_frame_data); flags = next->rx_comp.flags; skb = rx_buff->skb; + /* load long_term_buff before copying to skb */ + dma_rmb(); skb_copy_to_linear_data(skb, rx_buff->data + offset, length); @@ -2560,6 +2586,9 @@ static int reset_sub_crq_queues(struct ibmvnic_adapter *adapter) { int i, rc; + if (!adapter->tx_scrq || !adapter->rx_scrq) + return -EINVAL; + for (i = 0; i < adapter->req_tx_queues; i++) { netdev_dbg(adapter->netdev, "Re-setting tx_scrq[%d]\n", i); rc = reset_one_sub_crq_queue(adapter, adapter->tx_scrq[i]); @@ -2775,13 +2804,18 @@ restart_loop: unsigned int pool = scrq->pool_index; int num_entries = 0; + /* The queue entry at the current index is peeked at above + * to determine that there is a valid descriptor awaiting + * processing. We want to be sure that the current slot + * holds a valid descriptor before reading its contents. + */ + dma_rmb(); + next = ibmvnic_next_scrq(adapter, scrq); for (i = 0; i < next->tx_comp.num_comps; i++) { - if (next->tx_comp.rcs[i]) { + if (next->tx_comp.rcs[i]) dev_err(dev, "tx error %x\n", next->tx_comp.rcs[i]); - continue; - } index = be32_to_cpu(next->tx_comp.correlators[i]); if (index & IBMVNIC_TSO_POOL_MASK) { tx_pool = &adapter->tso_pool[pool]; @@ -3022,11 +3056,25 @@ static void ibmvnic_send_req_caps(struct ibmvnic_adapter *adapter, int retry) struct device *dev = &adapter->vdev->dev; union ibmvnic_crq crq; int max_entries; + int cap_reqs; + + /* We send out 6 or 7 REQUEST_CAPABILITY CRQs below (depending on + * the PROMISC flag). Initialize this count upfront. When the tasklet + * receives a response to all of these, it will send the next protocol + * message (QUERY_IP_OFFLOAD). + */ + if (!(adapter->netdev->flags & IFF_PROMISC) || + adapter->promisc_supported) + cap_reqs = 7; + else + cap_reqs = 6; if (!retry) { /* Sub-CRQ entries are 32 byte long */ int entries_page = 4 * PAGE_SIZE / (sizeof(u64) * 4); + atomic_set(&adapter->running_cap_crqs, cap_reqs); + if (adapter->min_tx_entries_per_subcrq > entries_page || adapter->min_rx_add_entries_per_subcrq > entries_page) { dev_err(dev, "Fatal, invalid entries per sub-crq\n"); @@ -3087,44 +3135,45 @@ static void ibmvnic_send_req_caps(struct ibmvnic_adapter *adapter, int retry) adapter->opt_rx_comp_queues; adapter->req_rx_add_queues = adapter->max_rx_add_queues; + } else { + atomic_add(cap_reqs, &adapter->running_cap_crqs); } - memset(&crq, 0, sizeof(crq)); crq.request_capability.first = IBMVNIC_CRQ_CMD; crq.request_capability.cmd = REQUEST_CAPABILITY; crq.request_capability.capability = cpu_to_be16(REQ_TX_QUEUES); crq.request_capability.number = cpu_to_be64(adapter->req_tx_queues); - atomic_inc(&adapter->running_cap_crqs); + cap_reqs--; ibmvnic_send_crq(adapter, &crq); crq.request_capability.capability = cpu_to_be16(REQ_RX_QUEUES); crq.request_capability.number = cpu_to_be64(adapter->req_rx_queues); - atomic_inc(&adapter->running_cap_crqs); + cap_reqs--; ibmvnic_send_crq(adapter, &crq); crq.request_capability.capability = cpu_to_be16(REQ_RX_ADD_QUEUES); crq.request_capability.number = cpu_to_be64(adapter->req_rx_add_queues); - atomic_inc(&adapter->running_cap_crqs); + cap_reqs--; ibmvnic_send_crq(adapter, &crq); crq.request_capability.capability = cpu_to_be16(REQ_TX_ENTRIES_PER_SUBCRQ); crq.request_capability.number = cpu_to_be64(adapter->req_tx_entries_per_subcrq); - atomic_inc(&adapter->running_cap_crqs); + cap_reqs--; ibmvnic_send_crq(adapter, &crq); crq.request_capability.capability = cpu_to_be16(REQ_RX_ADD_ENTRIES_PER_SUBCRQ); crq.request_capability.number = cpu_to_be64(adapter->req_rx_add_entries_per_subcrq); - atomic_inc(&adapter->running_cap_crqs); + cap_reqs--; ibmvnic_send_crq(adapter, &crq); crq.request_capability.capability = cpu_to_be16(REQ_MTU); crq.request_capability.number = cpu_to_be64(adapter->req_mtu); - atomic_inc(&adapter->running_cap_crqs); + cap_reqs--; ibmvnic_send_crq(adapter, &crq); if (adapter->netdev->flags & IFF_PROMISC) { @@ -3132,16 +3181,21 @@ static void ibmvnic_send_req_caps(struct ibmvnic_adapter *adapter, int retry) crq.request_capability.capability = cpu_to_be16(PROMISC_REQUESTED); crq.request_capability.number = cpu_to_be64(1); - atomic_inc(&adapter->running_cap_crqs); + cap_reqs--; ibmvnic_send_crq(adapter, &crq); } } else { crq.request_capability.capability = cpu_to_be16(PROMISC_REQUESTED); crq.request_capability.number = cpu_to_be64(0); - atomic_inc(&adapter->running_cap_crqs); + cap_reqs--; ibmvnic_send_crq(adapter, &crq); } + + /* Keep at end to catch any discrepancy between expected and actual + * CRQs sent. + */ + WARN_ON(cap_reqs != 0); } static int pending_scrq(struct ibmvnic_adapter *adapter, @@ -3171,6 +3225,11 @@ static union sub_crq *ibmvnic_next_scrq(struct ibmvnic_adapter *adapter, } spin_unlock_irqrestore(&scrq->lock, flags); + /* Ensure that the entire buffer descriptor has been + * loaded before reading its contents + */ + dma_rmb(); + return entry; } @@ -3541,118 +3600,132 @@ static void send_map_query(struct ibmvnic_adapter *adapter) static void send_cap_queries(struct ibmvnic_adapter *adapter) { union ibmvnic_crq crq; + int cap_reqs; + + /* We send out 25 QUERY_CAPABILITY CRQs below. Initialize this count + * upfront. When the tasklet receives a response to all of these, it + * can send out the next protocol messaage (REQUEST_CAPABILITY). + */ + cap_reqs = 25; + + atomic_set(&adapter->running_cap_crqs, cap_reqs); - atomic_set(&adapter->running_cap_crqs, 0); memset(&crq, 0, sizeof(crq)); crq.query_capability.first = IBMVNIC_CRQ_CMD; crq.query_capability.cmd = QUERY_CAPABILITY; crq.query_capability.capability = cpu_to_be16(MIN_TX_QUEUES); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(MIN_RX_QUEUES); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(MIN_RX_ADD_QUEUES); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(MAX_TX_QUEUES); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(MAX_RX_QUEUES); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(MAX_RX_ADD_QUEUES); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(MIN_TX_ENTRIES_PER_SUBCRQ); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(MIN_RX_ADD_ENTRIES_PER_SUBCRQ); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(MAX_TX_ENTRIES_PER_SUBCRQ); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(MAX_RX_ADD_ENTRIES_PER_SUBCRQ); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(TCP_IP_OFFLOAD); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(PROMISC_SUPPORTED); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(MIN_MTU); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(MAX_MTU); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(MAX_MULTICAST_FILTERS); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(VLAN_HEADER_INSERTION); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(RX_VLAN_HEADER_INSERTION); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(MAX_TX_SG_ENTRIES); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(RX_SG_SUPPORTED); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(OPT_TX_COMP_SUB_QUEUES); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(OPT_RX_COMP_QUEUES); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(OPT_RX_BUFADD_Q_PER_RX_COMP_Q); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(OPT_TX_ENTRIES_PER_SUBCRQ); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(OPT_RXBA_ENTRIES_PER_SUBCRQ); - atomic_inc(&adapter->running_cap_crqs); ibmvnic_send_crq(adapter, &crq); + cap_reqs--; crq.query_capability.capability = cpu_to_be16(TX_RX_DESC_REQ); - atomic_inc(&adapter->running_cap_crqs); + ibmvnic_send_crq(adapter, &crq); + cap_reqs--; + + /* Keep at end to catch any discrepancy between expected and actual + * CRQs sent. + */ + WARN_ON(cap_reqs != 0); } static void handle_vpd_size_rsp(union ibmvnic_crq *crq, @@ -3896,6 +3969,8 @@ static void handle_request_cap_rsp(union ibmvnic_crq *crq, char *name; atomic_dec(&adapter->running_cap_crqs); + netdev_dbg(adapter->netdev, "Outstanding request-caps: %d\n", + atomic_read(&adapter->running_cap_crqs)); switch (be16_to_cpu(crq->request_capability_rsp.capability)) { case REQ_TX_QUEUES: req_value = &adapter->req_tx_queues; @@ -3996,11 +4071,6 @@ static int handle_login_rsp(union ibmvnic_crq *login_rsp_crq, struct ibmvnic_login_buffer *login = adapter->login_buf; int i; - dma_unmap_single(dev, adapter->login_buf_token, adapter->login_buf_sz, - DMA_TO_DEVICE); - dma_unmap_single(dev, adapter->login_rsp_buf_token, - adapter->login_rsp_buf_sz, DMA_FROM_DEVICE); - /* If the number of queues requested can't be allocated by the * server, the login response will return with code 1. We will need * to resend the login buffer with fewer queues requested. @@ -4011,6 +4081,14 @@ static int handle_login_rsp(union ibmvnic_crq *login_rsp_crq, return 0; } + if (adapter->failover_pending) { + adapter->init_done_rc = -EAGAIN; + netdev_dbg(netdev, "Failover pending, ignoring login response\n"); + complete(&adapter->init_done); + /* login response buffer will be released on reset */ + return 0; + } + netdev->mtu = adapter->req_mtu - ETH_HLEN; netdev_dbg(adapter->netdev, "Login Response Buffer:\n"); @@ -4413,15 +4491,15 @@ static void ibmvnic_tasklet(void *data) while (!done) { /* Pull all the valid messages off the CRQ */ while ((crq = ibmvnic_next_crq(adapter)) != NULL) { + /* This barrier makes sure ibmvnic_next_crq()'s + * crq->generic.first & IBMVNIC_CRQ_CMD_RSP is loaded + * before ibmvnic_handle_crq()'s + * switch(gen_crq->first) and switch(gen_crq->cmd). + */ + dma_rmb(); ibmvnic_handle_crq(crq, adapter); crq->generic.first = 0; } - - /* remain in tasklet until all - * capabilities responses are received - */ - if (!adapter->wait_capability) - done = true; } /* if capabilities CRQ's were sent in this tasklet, the following * tasklet must wait until all responses are received @@ -4459,6 +4537,9 @@ static int ibmvnic_reset_crq(struct ibmvnic_adapter *adapter) } while (rc == H_BUSY || H_IS_LONG_BUSY(rc)); /* Clean out the queue */ + if (!crq->msgs) + return -EINVAL; + memset(crq->msgs, 0, PAGE_SIZE); crq->cur = 0; crq->active = false; @@ -4559,6 +4640,9 @@ static int init_crq_queue(struct ibmvnic_adapter *adapter) crq->cur = 0; spin_lock_init(&crq->lock); + /* process any CRQs that were queued before we enabled interrupts */ + tasklet_schedule(&adapter->tasklet); + return retrc; req_irq_failed: @@ -4612,6 +4696,15 @@ static int ibmvnic_reset_init(struct ibmvnic_adapter *adapter) release_sub_crqs(adapter, 0); rc = init_sub_crqs(adapter); } else { + /* no need to reinitialize completely, but we do + * need to clean up transmits that were in flight + * when we processed the reset. Failure to do so + * will confound the upper layer, usually TCP, by + * creating the illusion of transmits that are + * awaiting completion. + */ + clean_tx_pools(adapter); + rc = reset_sub_crq_queues(adapter); } } else { diff --git a/drivers/net/ethernet/intel/Kconfig b/drivers/net/ethernet/intel/Kconfig index 1ab613eb5796..b542aba6f0e8 100644 --- a/drivers/net/ethernet/intel/Kconfig +++ b/drivers/net/ethernet/intel/Kconfig @@ -235,20 +235,27 @@ config I40E_DCB If unsure, say N. +# this is here to allow seamless migration from I40EVF --> IAVF name +# so that CONFIG_IAVF symbol will always mirror the state of CONFIG_I40EVF +config IAVF + tristate config I40EVF tristate "Intel(R) Ethernet Adaptive Virtual Function support" + select IAVF depends on PCI_MSI ---help--- This driver supports virtual functions for Intel XL710, - X710, X722, and all devices advertising support for Intel - Ethernet Adaptive Virtual Function devices. For more + X710, X722, XXV710, and all devices advertising support for + Intel Ethernet Adaptive Virtual Function devices. For more information on how to identify your adapter, go to the Adapter & Driver ID Guide that can be located at: - <http://support.intel.com> + <https://support.intel.com> + + This driver was formerly named i40evf. To compile this driver as a module, choose M here. The module - will be called i40evf. MSI-X interrupt support is required + will be called iavf. MSI-X interrupt support is required for this driver to work correctly. config ICE diff --git a/drivers/net/ethernet/intel/Makefile b/drivers/net/ethernet/intel/Makefile index 807a4f8c7e4e..b91153df6ee8 100644 --- a/drivers/net/ethernet/intel/Makefile +++ b/drivers/net/ethernet/intel/Makefile @@ -12,6 +12,6 @@ obj-$(CONFIG_IXGBE) += ixgbe/ obj-$(CONFIG_IXGBEVF) += ixgbevf/ obj-$(CONFIG_I40E) += i40e/ obj-$(CONFIG_IXGB) += ixgb/ -obj-$(CONFIG_I40EVF) += i40evf/ +obj-$(CONFIG_IAVF) += iavf/ obj-$(CONFIG_FM10K) += fm10k/ obj-$(CONFIG_ICE) += ice/ diff --git a/drivers/net/ethernet/intel/e100.c b/drivers/net/ethernet/intel/e100.c index 78b44d787638..ba5b515c86e2 100644 --- a/drivers/net/ethernet/intel/e100.c +++ b/drivers/net/ethernet/intel/e100.c @@ -1398,7 +1398,7 @@ static int e100_phy_check_without_mii(struct nic *nic) u8 phy_type; int without_mii; - phy_type = (nic->eeprom[eeprom_phy_iface] >> 8) & 0x0f; + phy_type = (le16_to_cpu(nic->eeprom[eeprom_phy_iface]) >> 8) & 0x0f; switch (phy_type) { case NoSuchPhy: /* Non-MII PHY; UNTESTED! */ @@ -1518,7 +1518,7 @@ static int e100_phy_init(struct nic *nic) mdio_write(netdev, nic->mii.phy_id, MII_BMCR, bmcr); } else if ((nic->mac >= mac_82550_D102) || ((nic->flags & ich) && (mdio_read(netdev, nic->mii.phy_id, MII_TPISTATUS) & 0x8000) && - (nic->eeprom[eeprom_cnfg_mdix] & eeprom_mdix_enabled))) { + (le16_to_cpu(nic->eeprom[eeprom_cnfg_mdix]) & eeprom_mdix_enabled))) { /* enable/disable MDI/MDI-X auto-switching. */ mdio_write(netdev, nic->mii.phy_id, MII_NCONFIG, nic->mii.force_media ? 0 : NCONFIG_AUTO_SWITCH); @@ -2264,9 +2264,9 @@ static int e100_asf(struct nic *nic) { /* ASF can be enabled from eeprom */ return (nic->pdev->device >= 0x1050) && (nic->pdev->device <= 0x1057) && - (nic->eeprom[eeprom_config_asf] & eeprom_asf) && - !(nic->eeprom[eeprom_config_asf] & eeprom_gcl) && - ((nic->eeprom[eeprom_smbus_addr] & 0xFF) != 0xFE); + (le16_to_cpu(nic->eeprom[eeprom_config_asf]) & eeprom_asf) && + !(le16_to_cpu(nic->eeprom[eeprom_config_asf]) & eeprom_gcl) && + ((le16_to_cpu(nic->eeprom[eeprom_smbus_addr]) & 0xFF) != 0xFE); } static int e100_up(struct nic *nic) @@ -2433,11 +2433,15 @@ static void e100_get_drvinfo(struct net_device *netdev, sizeof(info->bus_info)); } -#define E100_PHY_REGS 0x1C +#define E100_PHY_REGS 0x1D static int e100_get_regs_len(struct net_device *netdev) { struct nic *nic = netdev_priv(netdev); - return 1 + E100_PHY_REGS + sizeof(nic->mem->dump_buf); + + /* We know the number of registers, and the size of the dump buffer. + * Calculate the total size in bytes. + */ + return (1 + E100_PHY_REGS) * sizeof(u32) + sizeof(nic->mem->dump_buf); } static void e100_get_regs(struct net_device *netdev, @@ -2451,14 +2455,18 @@ static void e100_get_regs(struct net_device *netdev, buff[0] = ioread8(&nic->csr->scb.cmd_hi) << 24 | ioread8(&nic->csr->scb.cmd_lo) << 16 | ioread16(&nic->csr->scb.status); - for (i = E100_PHY_REGS; i >= 0; i--) - buff[1 + E100_PHY_REGS - i] = - mdio_read(netdev, nic->mii.phy_id, i); + for (i = 0; i < E100_PHY_REGS; i++) + /* Note that we read the registers in reverse order. This + * ordering is the ABI apparently used by ethtool and other + * applications. + */ + buff[1 + i] = mdio_read(netdev, nic->mii.phy_id, + E100_PHY_REGS - 1 - i); memset(nic->mem->dump_buf, 0, sizeof(nic->mem->dump_buf)); e100_exec_cb(nic, NULL, e100_dump); msleep(10); - memcpy(&buff[2 + E100_PHY_REGS], nic->mem->dump_buf, - sizeof(nic->mem->dump_buf)); + memcpy(&buff[1 + E100_PHY_REGS], nic->mem->dump_buf, + sizeof(nic->mem->dump_buf)); } static void e100_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) @@ -2922,7 +2930,7 @@ static int e100_probe(struct pci_dev *pdev, const struct pci_device_id *ent) /* Wol magic packet can be enabled from eeprom */ if ((nic->mac >= mac_82558_D101_A4) && - (nic->eeprom[eeprom_id] & eeprom_id_wol)) { + (le16_to_cpu(nic->eeprom[eeprom_id]) & eeprom_id_wol)) { nic->flags |= wol_magic; device_set_wakeup_enable(&pdev->dev, true); } diff --git a/drivers/net/ethernet/intel/e1000e/82571.c b/drivers/net/ethernet/intel/e1000e/82571.c index b9309302c29e..16653e94009e 100644 --- a/drivers/net/ethernet/intel/e1000e/82571.c +++ b/drivers/net/ethernet/intel/e1000e/82571.c @@ -899,6 +899,8 @@ static s32 e1000_set_d0_lplu_state_82571(struct e1000_hw *hw, bool active) } else { data &= ~IGP02E1000_PM_D0_LPLU; ret_val = e1e_wphy(hw, IGP02E1000_PHY_POWER_MGMT, data); + if (ret_val) + return ret_val; /* LPLU and SmartSpeed are mutually exclusive. LPLU is used * during Dx states where the power conservation is most * important. During driver activity we should enable diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.c b/drivers/net/ethernet/intel/e1000e/ich8lan.c index 7998a73b6a0f..7ec60fbb4740 100644 --- a/drivers/net/ethernet/intel/e1000e/ich8lan.c +++ b/drivers/net/ethernet/intel/e1000e/ich8lan.c @@ -995,6 +995,8 @@ static s32 e1000_platform_pm_pch_lpt(struct e1000_hw *hw, bool link) { u32 reg = link << (E1000_LTRV_REQ_SHIFT + E1000_LTRV_NOSNOOP_SHIFT) | link << E1000_LTRV_REQ_SHIFT | E1000_LTRV_SEND; + u32 max_ltr_enc_d = 0; /* maximum LTR decoded by platform */ + u32 lat_enc_d = 0; /* latency decoded */ u16 lat_enc = 0; /* latency encoded */ if (link) { @@ -1048,7 +1050,17 @@ static s32 e1000_platform_pm_pch_lpt(struct e1000_hw *hw, bool link) E1000_PCI_LTR_CAP_LPT + 2, &max_nosnoop); max_ltr_enc = max_t(u16, max_snoop, max_nosnoop); - if (lat_enc > max_ltr_enc) + lat_enc_d = (lat_enc & E1000_LTRV_VALUE_MASK) * + (1U << (E1000_LTRV_SCALE_FACTOR * + ((lat_enc & E1000_LTRV_SCALE_MASK) + >> E1000_LTRV_SCALE_SHIFT))); + + max_ltr_enc_d = (max_ltr_enc & E1000_LTRV_VALUE_MASK) * + (1U << (E1000_LTRV_SCALE_FACTOR * + ((max_ltr_enc & E1000_LTRV_SCALE_MASK) + >> E1000_LTRV_SCALE_SHIFT))); + + if (lat_enc_d > max_ltr_enc_d) lat_enc = max_ltr_enc; } diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.h b/drivers/net/ethernet/intel/e1000e/ich8lan.h index 1502895eb45d..e757896287eb 100644 --- a/drivers/net/ethernet/intel/e1000e/ich8lan.h +++ b/drivers/net/ethernet/intel/e1000e/ich8lan.h @@ -274,8 +274,11 @@ /* Latency Tolerance Reporting */ #define E1000_LTRV 0x000F8 +#define E1000_LTRV_VALUE_MASK 0x000003FF #define E1000_LTRV_SCALE_MAX 5 #define E1000_LTRV_SCALE_FACTOR 5 +#define E1000_LTRV_SCALE_SHIFT 10 +#define E1000_LTRV_SCALE_MASK 0x00001C00 #define E1000_LTRV_REQ_SHIFT 15 #define E1000_LTRV_NOSNOOP_SHIFT 16 #define E1000_LTRV_SEND (1 << 30) diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c index 7216825e049c..202f734f8733 100644 --- a/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/drivers/net/ethernet/intel/e1000e/netdev.c @@ -5230,31 +5230,6 @@ static void e1000_watchdog_task(struct work_struct *work) ew32(TARC(0), tarc0); } - /* disable TSO for pcie and 10/100 speeds, to avoid - * some hardware issues - */ - if (!(adapter->flags & FLAG_TSO_FORCE)) { - switch (adapter->link_speed) { - case SPEED_10: - case SPEED_100: - e_info("10/100 speed: disabling TSO\n"); - netdev->features &= ~NETIF_F_TSO; - netdev->features &= ~NETIF_F_TSO6; - break; - case SPEED_1000: - netdev->features |= NETIF_F_TSO; - netdev->features |= NETIF_F_TSO6; - break; - default: - /* oops */ - break; - } - if (hw->mac.type == e1000_pch_spt) { - netdev->features &= ~NETIF_F_TSO; - netdev->features &= ~NETIF_F_TSO6; - } - } - /* enable transmits in the hardware, need to do this * after setting TARC(0) */ @@ -5877,9 +5852,9 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb, e1000_tx_queue(tx_ring, tx_flags, count); /* Make sure there is space in the ring for the next send. */ e1000_maybe_stop_tx(tx_ring, - (MAX_SKB_FRAGS * + ((MAX_SKB_FRAGS + 1) * DIV_ROUND_UP(PAGE_SIZE, - adapter->tx_fifo_limit) + 2)); + adapter->tx_fifo_limit) + 4)); if (!skb->xmit_more || netif_xmit_stopped(netdev_get_tx_queue(netdev, 0))) { @@ -5922,15 +5897,19 @@ static void e1000_reset_task(struct work_struct *work) struct e1000_adapter *adapter; adapter = container_of(work, struct e1000_adapter, reset_task); + rtnl_lock(); /* don't run the task if already down */ - if (test_bit(__E1000_DOWN, &adapter->state)) + if (test_bit(__E1000_DOWN, &adapter->state)) { + rtnl_unlock(); return; + } if (!(adapter->flags & FLAG_RESTART_NOW)) { e1000e_dump(adapter); e_err("Reset adapter unexpectedly\n"); } e1000e_reinit_locked(adapter); + rtnl_unlock(); } /** @@ -7187,6 +7166,32 @@ static int e1000_probe(struct pci_dev *pdev, const struct pci_device_id *ent) NETIF_F_RXCSUM | NETIF_F_HW_CSUM); + /* disable TSO for pcie and 10/100 speeds to avoid + * some hardware issues and for i219 to fix transfer + * speed being capped at 60% + */ + if (!(adapter->flags & FLAG_TSO_FORCE)) { + switch (adapter->link_speed) { + case SPEED_10: + case SPEED_100: + e_info("10/100 speed: disabling TSO\n"); + netdev->features &= ~NETIF_F_TSO; + netdev->features &= ~NETIF_F_TSO6; + break; + case SPEED_1000: + netdev->features |= NETIF_F_TSO; + netdev->features |= NETIF_F_TSO6; + break; + default: + /* oops */ + break; + } + if (hw->mac.type == e1000_pch_spt) { + netdev->features &= ~NETIF_F_TSO; + netdev->features &= ~NETIF_F_TSO6; + } + } + /* Set user-changeable features (subset of all device features) */ netdev->hw_features = netdev->features; netdev->hw_features |= NETIF_F_RXFCS; @@ -7365,6 +7370,7 @@ err_flashmap: err_ioremap: free_netdev(netdev); err_alloc_etherdev: + pci_disable_pcie_error_reporting(pdev); pci_release_mem_regions(pdev); err_pci_reg: err_dma: diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_pci.c b/drivers/net/ethernet/intel/fm10k/fm10k_pci.c index c859ababeed5..6e888874010e 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_pci.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_pci.c @@ -2228,6 +2228,7 @@ err_sw_init: err_ioremap: free_netdev(netdev); err_alloc_netdev: + pci_disable_pcie_error_reporting(pdev); pci_release_mem_regions(pdev); err_pci_reg: err_dma: diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h index f84e2c2d02c0..dc99e296f349 100644 --- a/drivers/net/ethernet/intel/i40e/i40e.h +++ b/drivers/net/ethernet/intel/i40e/i40e.h @@ -127,6 +127,7 @@ enum i40e_state_t { __I40E_RESET_INTR_RECEIVED, __I40E_REINIT_REQUESTED, __I40E_PF_RESET_REQUESTED, + __I40E_PF_RESET_AND_REBUILD_REQUESTED, __I40E_CORE_RESET_REQUESTED, __I40E_GLOBAL_RESET_REQUESTED, __I40E_EMP_RESET_REQUESTED, @@ -147,11 +148,15 @@ enum i40e_state_t { __I40E_CLIENT_SERVICE_REQUESTED, __I40E_CLIENT_L2_CHANGE, __I40E_CLIENT_RESET, + __I40E_VF_RESETS_DISABLED, /* disable resets during i40e_remove */ + __I40E_VFS_RELEASING, /* This must be last as it determines the size of the BITMAP */ __I40E_STATE_SIZE__, }; #define I40E_PF_RESET_FLAG BIT_ULL(__I40E_PF_RESET_REQUESTED) +#define I40E_PF_RESET_AND_REBUILD_FLAG \ + BIT_ULL(__I40E_PF_RESET_AND_REBUILD_REQUESTED) /* VSI state flags */ enum i40e_vsi_state_t { @@ -161,6 +166,7 @@ enum i40e_vsi_state_t { __I40E_VSI_OVERFLOW_PROMISC, __I40E_VSI_REINIT_REQUESTED, __I40E_VSI_DOWN_REQUESTED, + __I40E_VSI_RELEASING, /* This must be last as it determines the size of the BITMAP */ __I40E_VSI_STATE_SIZE__, }; @@ -173,7 +179,6 @@ enum i40e_interrupt_policy { struct i40e_lump_tracking { u16 num_entries; - u16 search_hint; u16 list[0]; #define I40E_PILE_VALID_BIT 0x8000 #define I40E_IWARP_IRQ_PILE_ID (I40E_PILE_VALID_BIT - 2) @@ -703,12 +708,12 @@ struct i40e_vsi { struct rtnl_link_stats64 net_stats_offsets; struct i40e_eth_stats eth_stats; struct i40e_eth_stats eth_stats_offsets; - u32 tx_restart; - u32 tx_busy; + u64 tx_restart; + u64 tx_busy; u64 tx_linearize; u64 tx_force_wb; - u32 rx_buf_failed; - u32 rx_page_failed; + u64 rx_buf_failed; + u64 rx_page_failed; /* These are containers of ring pointers, allocated at run-time */ struct i40e_ring **rx_rings; diff --git a/drivers/net/ethernet/intel/i40e/i40e_alloc.h b/drivers/net/ethernet/intel/i40e/i40e_alloc.h index cb8689222c8b..55ba6b690ab6 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_alloc.h +++ b/drivers/net/ethernet/intel/i40e/i40e_alloc.h @@ -20,16 +20,11 @@ enum i40e_memory_type { }; /* prototype for functions used for dynamic memory allocation */ -i40e_status i40e_allocate_dma_mem(struct i40e_hw *hw, - struct i40e_dma_mem *mem, - enum i40e_memory_type type, - u64 size, u32 alignment); -i40e_status i40e_free_dma_mem(struct i40e_hw *hw, - struct i40e_dma_mem *mem); -i40e_status i40e_allocate_virt_mem(struct i40e_hw *hw, - struct i40e_virt_mem *mem, - u32 size); -i40e_status i40e_free_virt_mem(struct i40e_hw *hw, - struct i40e_virt_mem *mem); +int i40e_allocate_dma_mem(struct i40e_hw *hw, struct i40e_dma_mem *mem, + enum i40e_memory_type type, u64 size, u32 alignment); +int i40e_free_dma_mem(struct i40e_hw *hw, struct i40e_dma_mem *mem); +int i40e_allocate_virt_mem(struct i40e_hw *hw, struct i40e_virt_mem *mem, + u32 size); +int i40e_free_virt_mem(struct i40e_hw *hw, struct i40e_virt_mem *mem); #endif /* _I40E_ALLOC_H_ */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_client.c b/drivers/net/ethernet/intel/i40e/i40e_client.c index 5f3b8b9ff511..2fa4becdaee9 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_client.c +++ b/drivers/net/ethernet/intel/i40e/i40e_client.c @@ -178,6 +178,10 @@ void i40e_notify_client_of_netdev_close(struct i40e_vsi *vsi, bool reset) "Cannot locate client instance close routine\n"); return; } + if (!test_bit(__I40E_CLIENT_INSTANCE_OPENED, &cdev->state)) { + dev_dbg(&pf->pdev->dev, "Client is not open, abort close\n"); + return; + } cdev->client->ops->close(&cdev->lan_info, cdev->client, reset); clear_bit(__I40E_CLIENT_INSTANCE_OPENED, &cdev->state); i40e_client_release_qvlist(&cdev->lan_info); @@ -376,7 +380,7 @@ void i40e_client_subtask(struct i40e_pf *pf) /* Remove failed client instance */ clear_bit(__I40E_CLIENT_INSTANCE_OPENED, &cdev->state); - i40e_client_del_instance(pf); + return; } } } diff --git a/drivers/net/ethernet/intel/i40e/i40e_common.c b/drivers/net/ethernet/intel/i40e/i40e_common.c index e75b4c4872c0..95cd3c35b003 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_common.c +++ b/drivers/net/ethernet/intel/i40e/i40e_common.c @@ -1332,7 +1332,7 @@ void i40e_clear_hw(struct i40e_hw *hw) I40E_PFLAN_QALLOC_FIRSTQ_SHIFT; j = (val & I40E_PFLAN_QALLOC_LASTQ_MASK) >> I40E_PFLAN_QALLOC_LASTQ_SHIFT; - if (val & I40E_PFLAN_QALLOC_VALID_MASK) + if (val & I40E_PFLAN_QALLOC_VALID_MASK && j >= base_queue) num_queues = (j - base_queue) + 1; else num_queues = 0; @@ -1342,7 +1342,7 @@ void i40e_clear_hw(struct i40e_hw *hw) I40E_PF_VT_PFALLOC_FIRSTVF_SHIFT; j = (val & I40E_PF_VT_PFALLOC_LASTVF_MASK) >> I40E_PF_VT_PFALLOC_LASTVF_SHIFT; - if (val & I40E_PF_VT_PFALLOC_VALID_MASK) + if (val & I40E_PF_VT_PFALLOC_VALID_MASK && j >= i) num_vfs = (j - i) + 1; else num_vfs = 0; diff --git a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c index 56b911a5dd8b..5b82c89330e3 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c +++ b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c @@ -236,7 +236,7 @@ static void i40e_dbg_dump_vsi_seid(struct i40e_pf *pf, int seid) (unsigned long int)vsi->net_stats_offsets.rx_compressed, (unsigned long int)vsi->net_stats_offsets.tx_compressed); dev_info(&pf->pdev->dev, - " tx_restart = %d, tx_busy = %d, rx_buf_failed = %d, rx_page_failed = %d\n", + " tx_restart = %llu, tx_busy = %llu, rx_buf_failed = %llu, rx_page_failed = %llu\n", vsi->tx_restart, vsi->tx_busy, vsi->rx_buf_failed, vsi->rx_page_failed); rcu_read_lock(); @@ -1798,7 +1798,7 @@ void i40e_dbg_pf_exit(struct i40e_pf *pf) void i40e_dbg_init(void) { i40e_dbg_root = debugfs_create_dir(i40e_driver_name, NULL); - if (!i40e_dbg_root) + if (IS_ERR(i40e_dbg_root)) pr_info("init of debugfs failed\n"); } diff --git a/drivers/net/ethernet/intel/i40e/i40e_diag.c b/drivers/net/ethernet/intel/i40e/i40e_diag.c index ef4d3762bf37..ca229b0efeb6 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_diag.c +++ b/drivers/net/ethernet/intel/i40e/i40e_diag.c @@ -44,7 +44,7 @@ static i40e_status i40e_diag_reg_pattern_test(struct i40e_hw *hw, return 0; } -struct i40e_diag_reg_test_info i40e_reg_list[] = { +const struct i40e_diag_reg_test_info i40e_reg_list[] = { /* offset mask elements stride */ {I40E_QTX_CTL(0), 0x0000FFBF, 1, I40E_QTX_CTL(1) - I40E_QTX_CTL(0)}, @@ -78,27 +78,28 @@ i40e_status i40e_diag_reg_test(struct i40e_hw *hw) { i40e_status ret_code = 0; u32 reg, mask; + u32 elements; u32 i, j; for (i = 0; i40e_reg_list[i].offset != 0 && !ret_code; i++) { + elements = i40e_reg_list[i].elements; /* set actual reg range for dynamically allocated resources */ if (i40e_reg_list[i].offset == I40E_QTX_CTL(0) && hw->func_caps.num_tx_qp != 0) - i40e_reg_list[i].elements = hw->func_caps.num_tx_qp; + elements = hw->func_caps.num_tx_qp; if ((i40e_reg_list[i].offset == I40E_PFINT_ITRN(0, 0) || i40e_reg_list[i].offset == I40E_PFINT_ITRN(1, 0) || i40e_reg_list[i].offset == I40E_PFINT_ITRN(2, 0) || i40e_reg_list[i].offset == I40E_QINT_TQCTL(0) || i40e_reg_list[i].offset == I40E_QINT_RQCTL(0)) && hw->func_caps.num_msix_vectors != 0) - i40e_reg_list[i].elements = - hw->func_caps.num_msix_vectors - 1; + elements = hw->func_caps.num_msix_vectors - 1; /* test register access */ mask = i40e_reg_list[i].mask; - for (j = 0; j < i40e_reg_list[i].elements && !ret_code; j++) { + for (j = 0; j < elements && !ret_code; j++) { reg = i40e_reg_list[i].offset + (j * i40e_reg_list[i].stride); ret_code = i40e_diag_reg_pattern_test(hw, reg, mask); diff --git a/drivers/net/ethernet/intel/i40e/i40e_diag.h b/drivers/net/ethernet/intel/i40e/i40e_diag.h index c3340f320a18..1db7c6d57231 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_diag.h +++ b/drivers/net/ethernet/intel/i40e/i40e_diag.h @@ -20,7 +20,7 @@ struct i40e_diag_reg_test_info { u32 stride; /* bytes between each element */ }; -extern struct i40e_diag_reg_test_info i40e_reg_list[]; +extern const struct i40e_diag_reg_test_info i40e_reg_list[]; i40e_status i40e_diag_reg_test(struct i40e_hw *hw); i40e_status i40e_diag_eeprom_test(struct i40e_hw *hw); diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c index a6b0f605a7d8..fbfd43a7e592 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c +++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c @@ -674,7 +674,7 @@ static void i40e_get_settings_link_up(struct i40e_hw *hw, default: /* if we got here and link is up something bad is afoot */ netdev_info(netdev, - "WARNING: Link is up but PHY type 0x%x is not recognized.\n", + "WARNING: Link is up but PHY type 0x%x is not recognized, or incorrect cable is in use\n", hw_link_info->phy_type); } @@ -796,6 +796,7 @@ static int i40e_get_link_ksettings(struct net_device *netdev, /* Set flow control settings */ ethtool_link_ksettings_add_link_mode(ks, supported, Pause); + ethtool_link_ksettings_add_link_mode(ks, supported, Asym_Pause); switch (hw->fc.requested_mode) { case I40E_FC_FULL: @@ -947,8 +948,7 @@ static int i40e_set_link_ksettings(struct net_device *netdev, if (ethtool_link_ksettings_test_link_mode(&safe_ks, supported, Autoneg) && - hw->phy.link_info.phy_type != - I40E_PHY_TYPE_10GBASE_T) { + hw->phy.media_type != I40E_MEDIA_TYPE_BASET) { netdev_info(netdev, "Autoneg cannot be disabled on this phy\n"); err = -EINVAL; goto done; @@ -2195,15 +2195,16 @@ static void i40e_diag_test(struct net_device *netdev, set_bit(__I40E_TESTING, pf->state); + if (test_bit(__I40E_RESET_RECOVERY_PENDING, pf->state) || + test_bit(__I40E_RESET_INTR_RECEIVED, pf->state)) { + dev_warn(&pf->pdev->dev, + "Cannot start offline testing when PF is in reset state.\n"); + goto skip_ol_tests; + } + if (i40e_active_vfs(pf) || i40e_active_vmdqs(pf)) { dev_warn(&pf->pdev->dev, "Please take active VFs and Netqueues offline and restart the adapter before running NIC diagnostics\n"); - data[I40E_ETH_TEST_REG] = 1; - data[I40E_ETH_TEST_EEPROM] = 1; - data[I40E_ETH_TEST_INTR] = 1; - data[I40E_ETH_TEST_LINK] = 1; - eth_test->flags |= ETH_TEST_FL_FAILED; - clear_bit(__I40E_TESTING, pf->state); goto skip_ol_tests; } @@ -2250,9 +2251,17 @@ static void i40e_diag_test(struct net_device *netdev, data[I40E_ETH_TEST_INTR] = 0; } -skip_ol_tests: - netif_info(pf, drv, netdev, "testing finished\n"); + return; + +skip_ol_tests: + data[I40E_ETH_TEST_REG] = 1; + data[I40E_ETH_TEST_EEPROM] = 1; + data[I40E_ETH_TEST_INTR] = 1; + data[I40E_ETH_TEST_LINK] = 1; + eth_test->flags |= ETH_TEST_FL_FAILED; + clear_bit(__I40E_TESTING, pf->state); + netif_info(pf, drv, netdev, "testing failed\n"); } static void i40e_get_wol(struct net_device *netdev, @@ -2690,10 +2699,17 @@ static int i40e_get_rss_hash_opts(struct i40e_pf *pf, struct ethtool_rxnfc *cmd) if (cmd->flow_type == TCP_V4_FLOW || cmd->flow_type == UDP_V4_FLOW) { - if (i_set & I40E_L3_SRC_MASK) - cmd->data |= RXH_IP_SRC; - if (i_set & I40E_L3_DST_MASK) - cmd->data |= RXH_IP_DST; + if (hw->mac.type == I40E_MAC_X722) { + if (i_set & I40E_X722_L3_SRC_MASK) + cmd->data |= RXH_IP_SRC; + if (i_set & I40E_X722_L3_DST_MASK) + cmd->data |= RXH_IP_DST; + } else { + if (i_set & I40E_L3_SRC_MASK) + cmd->data |= RXH_IP_SRC; + if (i_set & I40E_L3_DST_MASK) + cmd->data |= RXH_IP_DST; + } } else if (cmd->flow_type == TCP_V6_FLOW || cmd->flow_type == UDP_V6_FLOW) { if (i_set & I40E_L3_V6_SRC_MASK) @@ -3000,12 +3016,15 @@ static int i40e_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd, /** * i40e_get_rss_hash_bits - Read RSS Hash bits from register + * @hw: hw structure * @nfc: pointer to user request * @i_setc: bits currently set * * Returns value of bits to be set per user request **/ -static u64 i40e_get_rss_hash_bits(struct ethtool_rxnfc *nfc, u64 i_setc) +static u64 i40e_get_rss_hash_bits(struct i40e_hw *hw, + struct ethtool_rxnfc *nfc, + u64 i_setc) { u64 i_set = i_setc; u64 src_l3 = 0, dst_l3 = 0; @@ -3024,8 +3043,13 @@ static u64 i40e_get_rss_hash_bits(struct ethtool_rxnfc *nfc, u64 i_setc) dst_l3 = I40E_L3_V6_DST_MASK; } else if (nfc->flow_type == TCP_V4_FLOW || nfc->flow_type == UDP_V4_FLOW) { - src_l3 = I40E_L3_SRC_MASK; - dst_l3 = I40E_L3_DST_MASK; + if (hw->mac.type == I40E_MAC_X722) { + src_l3 = I40E_X722_L3_SRC_MASK; + dst_l3 = I40E_X722_L3_DST_MASK; + } else { + src_l3 = I40E_L3_SRC_MASK; + dst_l3 = I40E_L3_DST_MASK; + } } else { /* Any other flow type are not supported here */ return i_set; @@ -3043,6 +3067,7 @@ static u64 i40e_get_rss_hash_bits(struct ethtool_rxnfc *nfc, u64 i_setc) return i_set; } +#define FLOW_PCTYPES_SIZE 64 /** * i40e_set_rss_hash_opt - Enable/Disable flow types for RSS hash * @pf: pointer to the physical function struct @@ -3055,9 +3080,11 @@ static int i40e_set_rss_hash_opt(struct i40e_pf *pf, struct ethtool_rxnfc *nfc) struct i40e_hw *hw = &pf->hw; u64 hena = (u64)i40e_read_rx_ctl(hw, I40E_PFQF_HENA(0)) | ((u64)i40e_read_rx_ctl(hw, I40E_PFQF_HENA(1)) << 32); - u8 flow_pctype = 0; + DECLARE_BITMAP(flow_pctypes, FLOW_PCTYPES_SIZE); u64 i_set, i_setc; + bitmap_zero(flow_pctypes, FLOW_PCTYPES_SIZE); + if (pf->flags & I40E_FLAG_MFP_ENABLED) { dev_err(&pf->pdev->dev, "Change of RSS hash input set is not supported when MFP mode is enabled\n"); @@ -3073,36 +3100,35 @@ static int i40e_set_rss_hash_opt(struct i40e_pf *pf, struct ethtool_rxnfc *nfc) switch (nfc->flow_type) { case TCP_V4_FLOW: - flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV4_TCP; + set_bit(I40E_FILTER_PCTYPE_NONF_IPV4_TCP, flow_pctypes); if (pf->hw_features & I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE) - hena |= - BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_TCP_SYN_NO_ACK); + set_bit(I40E_FILTER_PCTYPE_NONF_IPV4_TCP_SYN_NO_ACK, + flow_pctypes); break; case TCP_V6_FLOW: - flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV6_TCP; - if (pf->hw_features & I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE) - hena |= - BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_TCP_SYN_NO_ACK); + set_bit(I40E_FILTER_PCTYPE_NONF_IPV6_TCP, flow_pctypes); if (pf->hw_features & I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE) - hena |= - BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV6_TCP_SYN_NO_ACK); + set_bit(I40E_FILTER_PCTYPE_NONF_IPV6_TCP_SYN_NO_ACK, + flow_pctypes); break; case UDP_V4_FLOW: - flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV4_UDP; - if (pf->hw_features & I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE) - hena |= - BIT_ULL(I40E_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP) | - BIT_ULL(I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV4_UDP); - + set_bit(I40E_FILTER_PCTYPE_NONF_IPV4_UDP, flow_pctypes); + if (pf->hw_features & I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE) { + set_bit(I40E_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP, + flow_pctypes); + set_bit(I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV4_UDP, + flow_pctypes); + } hena |= BIT_ULL(I40E_FILTER_PCTYPE_FRAG_IPV4); break; case UDP_V6_FLOW: - flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV6_UDP; - if (pf->hw_features & I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE) - hena |= - BIT_ULL(I40E_FILTER_PCTYPE_NONF_UNICAST_IPV6_UDP) | - BIT_ULL(I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV6_UDP); - + set_bit(I40E_FILTER_PCTYPE_NONF_IPV6_UDP, flow_pctypes); + if (pf->hw_features & I40E_HW_MULTIPLE_TCP_UDP_RSS_PCTYPE) { + set_bit(I40E_FILTER_PCTYPE_NONF_UNICAST_IPV6_UDP, + flow_pctypes); + set_bit(I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV6_UDP, + flow_pctypes); + } hena |= BIT_ULL(I40E_FILTER_PCTYPE_FRAG_IPV6); break; case AH_ESP_V4_FLOW: @@ -3135,17 +3161,20 @@ static int i40e_set_rss_hash_opt(struct i40e_pf *pf, struct ethtool_rxnfc *nfc) return -EINVAL; } - if (flow_pctype) { - i_setc = (u64)i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(0, - flow_pctype)) | - ((u64)i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(1, - flow_pctype)) << 32); - i_set = i40e_get_rss_hash_bits(nfc, i_setc); - i40e_write_rx_ctl(hw, I40E_GLQF_HASH_INSET(0, flow_pctype), - (u32)i_set); - i40e_write_rx_ctl(hw, I40E_GLQF_HASH_INSET(1, flow_pctype), - (u32)(i_set >> 32)); - hena |= BIT_ULL(flow_pctype); + if (bitmap_weight(flow_pctypes, FLOW_PCTYPES_SIZE)) { + u8 flow_id; + + for_each_set_bit(flow_id, flow_pctypes, FLOW_PCTYPES_SIZE) { + i_setc = (u64)i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(0, flow_id)) | + ((u64)i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(1, flow_id)) << 32); + i_set = i40e_get_rss_hash_bits(&pf->hw, nfc, i_setc); + + i40e_write_rx_ctl(hw, I40E_GLQF_HASH_INSET(0, flow_id), + (u32)i_set); + i40e_write_rx_ctl(hw, I40E_GLQF_HASH_INSET(1, flow_id), + (u32)(i_set >> 32)); + hena |= BIT_ULL(flow_id); + } } i40e_write_rx_ctl(hw, I40E_PFQF_HENA(0), (u32)hena); @@ -3821,11 +3850,7 @@ static int i40e_check_fdir_input_set(struct i40e_vsi *vsi, return -EOPNOTSUPP; /* First 4 bytes of L4 header */ - if (usr_ip4_spec->l4_4_bytes == htonl(0xFFFFFFFF)) - new_mask |= I40E_L4_SRC_MASK | I40E_L4_DST_MASK; - else if (!usr_ip4_spec->l4_4_bytes) - new_mask &= ~(I40E_L4_SRC_MASK | I40E_L4_DST_MASK); - else + if (usr_ip4_spec->l4_4_bytes) return -EOPNOTSUPP; /* Filtering on Type of Service is not supported. */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index 3200c75b9ed2..97cf144a4ff9 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -42,6 +42,8 @@ static int i40e_setup_misc_vector(struct i40e_pf *pf); static void i40e_determine_queue_usage(struct i40e_pf *pf); static int i40e_setup_pf_filter_control(struct i40e_pf *pf); static void i40e_prep_for_reset(struct i40e_pf *pf, bool lock_acquired); +static void i40e_reset_and_rebuild(struct i40e_pf *pf, bool reinit, + bool lock_acquired); static int i40e_reset(struct i40e_pf *pf); static void i40e_rebuild(struct i40e_pf *pf, bool reinit, bool lock_acquired); static void i40e_fdir_sb_setup(struct i40e_pf *pf); @@ -94,6 +96,30 @@ MODULE_VERSION(DRV_VERSION); static struct workqueue_struct *i40e_wq; +static void netdev_hw_addr_refcnt(struct i40e_mac_filter *f, + struct net_device *netdev, int delta) +{ + struct netdev_hw_addr_list *ha_list; + struct netdev_hw_addr *ha; + + if (!f || !netdev) + return; + + if (is_unicast_ether_addr(f->macaddr) || is_link_local_ether_addr(f->macaddr)) + ha_list = &netdev->uc; + else + ha_list = &netdev->mc; + + netdev_hw_addr_list_for_each(ha, ha_list) { + if (ether_addr_equal(ha->addr, f->macaddr)) { + ha->refcount += delta; + if (ha->refcount <= 0) + ha->refcount = 1; + break; + } + } +} + /** * i40e_allocate_dma_mem_d - OS specific memory alloc for shared code * @hw: pointer to the HW structure @@ -173,10 +199,6 @@ int i40e_free_virt_mem_d(struct i40e_hw *hw, struct i40e_virt_mem *mem) * @id: an owner id to stick on the items assigned * * Returns the base item index of the lump, or negative for error - * - * The search_hint trick and lack of advanced fit-finding only work - * because we're highly likely to have all the same size lump requests. - * Linear search time and any fragmentation should be minimal. **/ static int i40e_get_lump(struct i40e_pf *pf, struct i40e_lump_tracking *pile, u16 needed, u16 id) @@ -191,8 +213,21 @@ static int i40e_get_lump(struct i40e_pf *pf, struct i40e_lump_tracking *pile, return -EINVAL; } - /* start the linear search with an imperfect hint */ - i = pile->search_hint; + /* Allocate last queue in the pile for FDIR VSI queue + * so it doesn't fragment the qp_pile + */ + if (pile == pf->qp_pile && pf->vsi[id]->type == I40E_VSI_FDIR) { + if (pile->list[pile->num_entries - 1] & I40E_PILE_VALID_BIT) { + dev_err(&pf->pdev->dev, + "Cannot allocate queue %d for I40E_VSI_FDIR\n", + pile->num_entries - 1); + return -ENOMEM; + } + pile->list[pile->num_entries - 1] = id | I40E_PILE_VALID_BIT; + return pile->num_entries - 1; + } + + i = 0; while (i < pile->num_entries) { /* skip already allocated entries */ if (pile->list[i] & I40E_PILE_VALID_BIT) { @@ -211,7 +246,6 @@ static int i40e_get_lump(struct i40e_pf *pf, struct i40e_lump_tracking *pile, for (j = 0; j < needed; j++) pile->list[i+j] = id | I40E_PILE_VALID_BIT; ret = i; - pile->search_hint = i + j; break; } @@ -234,7 +268,7 @@ static int i40e_put_lump(struct i40e_lump_tracking *pile, u16 index, u16 id) { int valid_id = (id | I40E_PILE_VALID_BIT); int count = 0; - int i; + u16 i; if (!pile || index >= pile->num_entries) return -EINVAL; @@ -246,8 +280,6 @@ static int i40e_put_lump(struct i40e_lump_tracking *pile, u16 index, u16 id) count++; } - if (count && index < pile->search_hint) - pile->search_hint = index; return count; } @@ -371,7 +403,9 @@ static void i40e_tx_timeout(struct net_device *netdev) set_bit(__I40E_GLOBAL_RESET_REQUESTED, pf->state); break; default: - netdev_err(netdev, "tx_timeout recovery unsuccessful\n"); + netdev_err(netdev, "tx_timeout recovery unsuccessful, device is in non-recoverable state.\n"); + set_bit(__I40E_DOWN_REQUESTED, pf->state); + set_bit(__I40E_VSI_DOWN_REQUESTED, vsi->state); break; } @@ -765,9 +799,9 @@ static void i40e_update_vsi_stats(struct i40e_vsi *vsi) struct rtnl_link_stats64 *ns; /* netdev stats */ struct i40e_eth_stats *oes; struct i40e_eth_stats *es; /* device's eth stats */ - u32 tx_restart, tx_busy; + u64 tx_restart, tx_busy; struct i40e_ring *p; - u32 rx_page, rx_buf; + u64 rx_page, rx_buf; u64 bytes, packets; unsigned int start; u64 tx_linearize; @@ -1763,6 +1797,7 @@ static void i40e_vsi_setup_queue_map(struct i40e_vsi *vsi, bool is_add) { struct i40e_pf *pf = vsi->back; + u16 num_tc_qps = 0; u16 sections = 0; u8 netdev_tc = 0; u16 numtc = 1; @@ -1770,13 +1805,33 @@ static void i40e_vsi_setup_queue_map(struct i40e_vsi *vsi, u8 offset; u16 qmap; int i; - u16 num_tc_qps = 0; sections = I40E_AQ_VSI_PROP_QUEUE_MAP_VALID; offset = 0; + if (vsi->type == I40E_VSI_MAIN) { + /* This code helps add more queue to the VSI if we have + * more cores than RSS can support, the higher cores will + * be served by ATR or other filters. Furthermore, the + * non-zero req_queue_pairs says that user requested a new + * queue count via ethtool's set_channels, so use this + * value for queues distribution across traffic classes + * We need at least one queue pair for the interface + * to be usable as we see in else statement. + */ + if (vsi->req_queue_pairs > 0) + vsi->num_queue_pairs = vsi->req_queue_pairs; + else if (pf->flags & I40E_FLAG_MSIX_ENABLED) + vsi->num_queue_pairs = pf->num_lan_msix; + else + vsi->num_queue_pairs = 1; + } + /* Number of queues per enabled TC */ - num_tc_qps = vsi->alloc_queue_pairs; + if (vsi->type == I40E_VSI_MAIN) + num_tc_qps = vsi->num_queue_pairs; + else + num_tc_qps = vsi->alloc_queue_pairs; if (enabled_tc && (vsi->back->flags & I40E_FLAG_DCB_ENABLED)) { /* Find numtc from enabled TC bitmap */ for (i = 0, numtc = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) { @@ -1854,16 +1909,10 @@ static void i40e_vsi_setup_queue_map(struct i40e_vsi *vsi, } ctxt->info.tc_mapping[i] = cpu_to_le16(qmap); } - - /* Set actual Tx/Rx queue pairs */ - vsi->num_queue_pairs = offset; - if ((vsi->type == I40E_VSI_MAIN) && (numtc == 1)) { - if (vsi->req_queue_pairs > 0) - vsi->num_queue_pairs = vsi->req_queue_pairs; - else if (pf->flags & I40E_FLAG_MSIX_ENABLED) - vsi->num_queue_pairs = pf->num_lan_msix; - } - + /* Do not change previously set num_queue_pairs for PFs */ + if ((vsi->type == I40E_VSI_MAIN && numtc != 1) || + vsi->type != I40E_VSI_MAIN) + vsi->num_queue_pairs = offset; /* Scheduler section valid can only be set for ADD VSI */ if (is_add) { sections |= I40E_AQ_VSI_PROP_SCHED_VALID; @@ -1992,6 +2041,7 @@ static void i40e_undo_add_filter_entries(struct i40e_vsi *vsi, hlist_for_each_entry_safe(new, h, from, hlist) { /* We can simply free the wrapper structure */ hlist_del(&new->hlist); + netdev_hw_addr_refcnt(new->f, vsi->netdev, -1); kfree(new); } } @@ -2328,6 +2378,10 @@ int i40e_sync_vsi_filters(struct i40e_vsi *vsi) &tmp_add_list, &tmp_del_list, vlan_filters); + + hlist_for_each_entry(new, &tmp_add_list, hlist) + netdev_hw_addr_refcnt(new->f, vsi->netdev, 1); + if (retval) goto err_no_memory_locked; @@ -2460,6 +2514,7 @@ int i40e_sync_vsi_filters(struct i40e_vsi *vsi) if (new->f->state == I40E_FILTER_NEW) new->f->state = new->state; hlist_del(&new->hlist); + netdev_hw_addr_refcnt(new->f, vsi->netdev, -1); kfree(new); } spin_unlock_bh(&vsi->mac_filter_hash_lock); @@ -2575,14 +2630,15 @@ static void i40e_sync_filters_subtask(struct i40e_pf *pf) return; if (!test_and_clear_bit(__I40E_MACVLAN_SYNC_PENDING, pf->state)) return; - if (test_and_set_bit(__I40E_VF_DISABLE, pf->state)) { + if (test_bit(__I40E_VF_DISABLE, pf->state)) { set_bit(__I40E_MACVLAN_SYNC_PENDING, pf->state); return; } for (v = 0; v < pf->num_alloc_vsi; v++) { if (pf->vsi[v] && - (pf->vsi[v]->flags & I40E_VSI_FLAG_FILTER_CHANGED)) { + (pf->vsi[v]->flags & I40E_VSI_FLAG_FILTER_CHANGED) && + !test_bit(__I40E_VSI_RELEASING, pf->vsi[v]->state)) { int ret = i40e_sync_vsi_filters(pf->vsi[v]); if (ret) { @@ -2593,7 +2649,6 @@ static void i40e_sync_filters_subtask(struct i40e_pf *pf) } } } - clear_bit(__I40E_VF_DISABLE, pf->state); } /** @@ -2622,7 +2677,7 @@ static int i40e_change_mtu(struct net_device *netdev, int new_mtu) struct i40e_pf *pf = vsi->back; if (i40e_enabled_xdp_vsi(vsi)) { - int frame_size = new_mtu + ETH_HLEN + ETH_FCS_LEN + VLAN_HLEN; + int frame_size = new_mtu + I40E_PACKET_HDR_PAD; if (frame_size > i40e_max_xdp_frame_size(vsi)) return -EINVAL; @@ -3895,8 +3950,16 @@ static irqreturn_t i40e_intr(int irq, void *data) } if (icr0 & I40E_PFINT_ICR0_VFLR_MASK) { - ena_mask &= ~I40E_PFINT_ICR0_ENA_VFLR_MASK; - set_bit(__I40E_VFLR_EVENT_PENDING, pf->state); + /* disable any further VFLR event notifications */ + if (test_bit(__I40E_VF_RESETS_DISABLED, pf->state)) { + u32 reg = rd32(hw, I40E_PFINT_ICR0_ENA); + + reg &= ~I40E_PFINT_ICR0_VFLR_MASK; + wr32(hw, I40E_PFINT_ICR0_ENA, reg); + } else { + ena_mask &= ~I40E_PFINT_ICR0_ENA_VFLR_MASK; + set_bit(__I40E_VFLR_EVENT_PENDING, pf->state); + } } if (icr0 & I40E_PFINT_ICR0_GRST_MASK) { @@ -4301,11 +4364,10 @@ int i40e_control_wait_tx_q(int seid, struct i40e_pf *pf, int pf_q, } /** - * i40e_vsi_control_tx - Start or stop a VSI's rings + * i40e_vsi_enable_tx - Start a VSI's rings * @vsi: the VSI being configured - * @enable: start or stop the rings **/ -static int i40e_vsi_control_tx(struct i40e_vsi *vsi, bool enable) +static int i40e_vsi_enable_tx(struct i40e_vsi *vsi) { struct i40e_pf *pf = vsi->back; int i, pf_q, ret = 0; @@ -4314,7 +4376,7 @@ static int i40e_vsi_control_tx(struct i40e_vsi *vsi, bool enable) for (i = 0; i < vsi->num_queue_pairs; i++, pf_q++) { ret = i40e_control_wait_tx_q(vsi->seid, pf, pf_q, - false /*is xdp*/, enable); + false /*is xdp*/, true); if (ret) break; @@ -4323,7 +4385,7 @@ static int i40e_vsi_control_tx(struct i40e_vsi *vsi, bool enable) ret = i40e_control_wait_tx_q(vsi->seid, pf, pf_q + vsi->alloc_queue_pairs, - true /*is xdp*/, enable); + true /*is xdp*/, true); if (ret) break; } @@ -4421,32 +4483,25 @@ int i40e_control_wait_rx_q(struct i40e_pf *pf, int pf_q, bool enable) } /** - * i40e_vsi_control_rx - Start or stop a VSI's rings + * i40e_vsi_enable_rx - Start a VSI's rings * @vsi: the VSI being configured - * @enable: start or stop the rings **/ -static int i40e_vsi_control_rx(struct i40e_vsi *vsi, bool enable) +static int i40e_vsi_enable_rx(struct i40e_vsi *vsi) { struct i40e_pf *pf = vsi->back; int i, pf_q, ret = 0; pf_q = vsi->base_queue; for (i = 0; i < vsi->num_queue_pairs; i++, pf_q++) { - ret = i40e_control_wait_rx_q(pf, pf_q, enable); + ret = i40e_control_wait_rx_q(pf, pf_q, true); if (ret) { dev_info(&pf->pdev->dev, - "VSI seid %d Rx ring %d %sable timeout\n", - vsi->seid, pf_q, (enable ? "en" : "dis")); + "VSI seid %d Rx ring %d enable timeout\n", + vsi->seid, pf_q); break; } } - /* Due to HW errata, on Rx disable only, the register can indicate done - * before it really is. Needs 50ms to be sure - */ - if (!enable) - mdelay(50); - return ret; } @@ -4459,29 +4514,47 @@ int i40e_vsi_start_rings(struct i40e_vsi *vsi) int ret = 0; /* do rx first for enable and last for disable */ - ret = i40e_vsi_control_rx(vsi, true); + ret = i40e_vsi_enable_rx(vsi); if (ret) return ret; - ret = i40e_vsi_control_tx(vsi, true); + ret = i40e_vsi_enable_tx(vsi); return ret; } +#define I40E_DISABLE_TX_GAP_MSEC 50 + /** * i40e_vsi_stop_rings - Stop a VSI's rings * @vsi: the VSI being configured **/ void i40e_vsi_stop_rings(struct i40e_vsi *vsi) { + struct i40e_pf *pf = vsi->back; + int pf_q, err, q_end; + /* When port TX is suspended, don't wait */ if (test_bit(__I40E_PORT_SUSPENDED, vsi->back->state)) return i40e_vsi_stop_rings_no_wait(vsi); - /* do rx first for enable and last for disable - * Ignore return value, we need to shutdown whatever we can - */ - i40e_vsi_control_tx(vsi, false); - i40e_vsi_control_rx(vsi, false); + q_end = vsi->base_queue + vsi->num_queue_pairs; + for (pf_q = vsi->base_queue; pf_q < q_end; pf_q++) + i40e_pre_tx_queue_cfg(&pf->hw, (u32)pf_q, false); + + for (pf_q = vsi->base_queue; pf_q < q_end; pf_q++) { + err = i40e_control_wait_rx_q(pf, pf_q, false); + if (err) + dev_info(&pf->pdev->dev, + "VSI seid %d Rx ring %d dissable timeout\n", + vsi->seid, pf_q); + } + + msleep(I40E_DISABLE_TX_GAP_MSEC); + pf_q = vsi->base_queue; + for (pf_q = vsi->base_queue; pf_q < q_end; pf_q++) + wr32(&pf->hw, I40E_QTX_ENA(pf_q), 0); + + i40e_vsi_wait_queues_disabled(vsi); } /** @@ -4705,7 +4778,8 @@ static void i40e_clear_interrupt_scheme(struct i40e_pf *pf) { int i; - i40e_free_misc_vector(pf); + if (test_bit(__I40E_MISC_IRQ_REQUESTED, pf->state)) + i40e_free_misc_vector(pf); i40e_put_lump(pf->irq_pile, pf->iwarp_base_vector, I40E_IWARP_IRQ_PILE_ID); @@ -5420,6 +5494,26 @@ static int i40e_get_link_speed(struct i40e_vsi *vsi) } /** + * i40e_bw_bytes_to_mbits - Convert max_tx_rate from bytes to mbits + * @vsi: Pointer to vsi structure + * @max_tx_rate: max TX rate in bytes to be converted into Mbits + * + * Helper function to convert units before send to set BW limit + **/ +static u64 i40e_bw_bytes_to_mbits(struct i40e_vsi *vsi, u64 max_tx_rate) +{ + if (max_tx_rate < I40E_BW_MBPS_DIVISOR) { + dev_warn(&vsi->back->pdev->dev, + "Setting max tx rate to minimum usable value of 50Mbps.\n"); + max_tx_rate = I40E_BW_CREDIT_DIVISOR; + } else { + do_div(max_tx_rate, I40E_BW_MBPS_DIVISOR); + } + + return max_tx_rate; +} + +/** * i40e_set_bw_limit - setup BW limit for Tx traffic based on max_tx_rate * @vsi: VSI to be configured * @seid: seid of the channel/VSI @@ -5441,10 +5535,10 @@ int i40e_set_bw_limit(struct i40e_vsi *vsi, u16 seid, u64 max_tx_rate) max_tx_rate, seid); return -EINVAL; } - if (max_tx_rate && max_tx_rate < 50) { + if (max_tx_rate && max_tx_rate < I40E_BW_CREDIT_DIVISOR) { dev_warn(&pf->pdev->dev, "Setting max tx rate to minimum usable value of 50Mbps.\n"); - max_tx_rate = 50; + max_tx_rate = I40E_BW_CREDIT_DIVISOR; } /* Tx rate credits are in values of 50Mbps, 0 is disabled */ @@ -6743,6 +6837,8 @@ static int i40e_validate_mqprio_qopt(struct i40e_vsi *vsi, } if (vsi->num_queue_pairs < (mqprio_qopt->qopt.offset[i] + mqprio_qopt->qopt.count[i])) { + dev_err(&vsi->back->pdev->dev, + "Failed to create traffic channel, insufficient number of queues.\n"); return -EINVAL; } if (sum_max_rate > i40e_get_link_speed(vsi)) { @@ -6879,9 +6975,9 @@ config_tc: if (pf->flags & I40E_FLAG_TC_MQPRIO) { if (vsi->mqprio_qopt.max_rate[0]) { - u64 max_tx_rate = vsi->mqprio_qopt.max_rate[0]; + u64 max_tx_rate = i40e_bw_bytes_to_mbits(vsi, + vsi->mqprio_qopt.max_rate[0]); - do_div(max_tx_rate, I40E_BW_MBPS_DIVISOR); ret = i40e_set_bw_limit(vsi, vsi->seid, max_tx_rate); if (!ret) { u64 credits = max_tx_rate; @@ -6997,6 +7093,8 @@ int i40e_add_del_cloud_filter(struct i40e_vsi *vsi, if (filter->flags >= ARRAY_SIZE(flag_table)) return I40E_ERR_CONFIG; + memset(&cld_filter, 0, sizeof(cld_filter)); + /* copy element needed to add cloud filter from filter */ i40e_set_cld_element(filter, &cld_filter); @@ -7060,10 +7158,13 @@ int i40e_add_del_cloud_filter_big_buf(struct i40e_vsi *vsi, return -EOPNOTSUPP; /* adding filter using src_port/src_ip is not supported at this stage */ - if (filter->src_port || filter->src_ipv4 || + if (filter->src_port || + (filter->src_ipv4 && filter->n_proto != ETH_P_IPV6) || !ipv6_addr_any(&filter->ip.v6.src_ip6)) return -EOPNOTSUPP; + memset(&cld_filter, 0, sizeof(cld_filter)); + /* copy element needed to add cloud filter from filter */ i40e_set_cld_element(filter, &cld_filter.element); @@ -7087,7 +7188,7 @@ int i40e_add_del_cloud_filter_big_buf(struct i40e_vsi *vsi, cpu_to_le16(I40E_AQC_ADD_CLOUD_FILTER_MAC_VLAN_PORT); } - } else if (filter->dst_ipv4 || + } else if ((filter->dst_ipv4 && filter->n_proto != ETH_P_IPV6) || !ipv6_addr_any(&filter->ip.v6.dst_ip6)) { cld_filter.element.flags = cpu_to_le16(I40E_AQC_ADD_CLOUD_FILTER_IP_PORT); @@ -7439,6 +7540,11 @@ static int i40e_configure_clsflower(struct i40e_vsi *vsi, return -EOPNOTSUPP; } + if (!tc) { + dev_err(&pf->pdev->dev, "Unable to add filter because of invalid destination"); + return -EINVAL; + } + if (test_bit(__I40E_RESET_RECOVERY_PENDING, pf->state) || test_bit(__I40E_RESET_INTR_RECEIVED, pf->state)) return -EBUSY; @@ -7478,9 +7584,8 @@ static int i40e_configure_clsflower(struct i40e_vsi *vsi, err = i40e_add_del_cloud_filter(vsi, filter, true); if (err) { - dev_err(&pf->pdev->dev, - "Failed to add cloud filter, err %s\n", - i40e_stat_str(&pf->hw, err)); + dev_err(&pf->pdev->dev, "Failed to add cloud filter, err %d\n", + err); goto err; } @@ -7679,6 +7784,27 @@ int i40e_open(struct net_device *netdev) } /** + * i40e_netif_set_realnum_tx_rx_queues - Update number of tx/rx queues + * @vsi: vsi structure + * + * This updates netdev's number of tx/rx queues + * + * Returns status of setting tx/rx queues + **/ +static int i40e_netif_set_realnum_tx_rx_queues(struct i40e_vsi *vsi) +{ + int ret; + + ret = netif_set_real_num_rx_queues(vsi->netdev, + vsi->num_queue_pairs); + if (ret) + return ret; + + return netif_set_real_num_tx_queues(vsi->netdev, + vsi->num_queue_pairs); +} + +/** * i40e_vsi_open - * @vsi: the VSI to open * @@ -7714,13 +7840,7 @@ int i40e_vsi_open(struct i40e_vsi *vsi) goto err_setup_rx; /* Notify the stack of the actual queue counts. */ - err = netif_set_real_num_tx_queues(vsi->netdev, - vsi->num_queue_pairs); - if (err) - goto err_set_queues; - - err = netif_set_real_num_rx_queues(vsi->netdev, - vsi->num_queue_pairs); + err = i40e_netif_set_realnum_tx_rx_queues(vsi); if (err) goto err_set_queues; @@ -7729,6 +7849,8 @@ int i40e_vsi_open(struct i40e_vsi *vsi) dev_driver_string(&pf->pdev->dev), dev_name(&pf->pdev->dev)); err = i40e_vsi_request_irq(vsi, int_name); + if (err) + goto err_setup_rx; } else { err = -EINVAL; @@ -7921,6 +8043,14 @@ void i40e_do_reset(struct i40e_pf *pf, u32 reset_flags, bool lock_acquired) dev_dbg(&pf->pdev->dev, "PFR requested\n"); i40e_handle_reset_warning(pf, lock_acquired); + } else if (reset_flags & I40E_PF_RESET_AND_REBUILD_FLAG) { + /* Request a PF Reset + * + * Resets PF and reinitializes PFs VSI. + */ + i40e_prep_for_reset(pf, lock_acquired); + i40e_reset_and_rebuild(pf, true, lock_acquired); + } else if (reset_flags & BIT_ULL(__I40E_REINIT_REQUESTED)) { int v; @@ -9032,7 +9162,7 @@ static int i40e_get_capabilities(struct i40e_pf *pf, if (pf->hw.aq.asq_last_status == I40E_AQ_RC_ENOMEM) { /* retry with a larger buffer */ buf_len = data_size; - } else if (pf->hw.aq.asq_last_status != I40E_AQ_RC_OK) { + } else if (pf->hw.aq.asq_last_status != I40E_AQ_RC_OK || err) { dev_info(&pf->pdev->dev, "capability discovery failed, err %s aq_err %s\n", i40e_stat_str(&pf->hw, err), @@ -9244,6 +9374,21 @@ static int i40e_rebuild_channels(struct i40e_vsi *vsi) } /** + * i40e_clean_xps_state - clean xps state for every tx_ring + * @vsi: ptr to the VSI + **/ +static void i40e_clean_xps_state(struct i40e_vsi *vsi) +{ + int i; + + if (vsi->tx_rings) + for (i = 0; i < vsi->num_queue_pairs; i++) + if (vsi->tx_rings[i]) + clear_bit(__I40E_TX_XPS_INIT_DONE, + vsi->tx_rings[i]->state); +} + +/** * i40e_prep_for_reset - prep for the core to reset * @pf: board private structure * @lock_acquired: indicates whether or not the lock has been acquired @@ -9274,8 +9419,10 @@ static void i40e_prep_for_reset(struct i40e_pf *pf, bool lock_acquired) rtnl_unlock(); for (v = 0; v < pf->num_alloc_vsi; v++) { - if (pf->vsi[v]) + if (pf->vsi[v]) { + i40e_clean_xps_state(pf->vsi[v]); pf->vsi[v]->seid = 0; + } } i40e_shutdown_adminq(&pf->hw); @@ -9381,7 +9528,6 @@ static void i40e_rebuild(struct i40e_pf *pf, bool reinit, bool lock_acquired) { struct i40e_vsi *vsi = pf->vsi[pf->lan_vsi]; struct i40e_hw *hw = &pf->hw; - u8 set_fc_aq_fail = 0; i40e_status ret; u32 val; int v; @@ -9400,15 +9546,9 @@ static void i40e_rebuild(struct i40e_pf *pf, bool reinit, bool lock_acquired) } i40e_get_oem_version(&pf->hw); - if (test_bit(__I40E_EMP_RESET_INTR_RECEIVED, pf->state) && - ((hw->aq.fw_maj_ver == 4 && hw->aq.fw_min_ver <= 33) || - hw->aq.fw_maj_ver < 4) && hw->mac.type == I40E_MAC_XL710) { - /* The following delay is necessary for 4.33 firmware and older - * to recover after EMP reset. 200 ms should suffice but we - * put here 300 ms to be sure that FW is ready to operate - * after reset. - */ - mdelay(300); + if (test_and_clear_bit(__I40E_EMP_RESET_INTR_RECEIVED, pf->state)) { + /* The following delay is necessary for firmware update. */ + mdelay(1000); } /* re-verify the eeprom if we just had an EMP reset */ @@ -9462,13 +9602,6 @@ static void i40e_rebuild(struct i40e_pf *pf, bool reinit, bool lock_acquired) i40e_stat_str(&pf->hw, ret), i40e_aq_str(&pf->hw, pf->hw.aq.asq_last_status)); - /* make sure our flow control settings are restored */ - ret = i40e_set_fc(&pf->hw, &set_fc_aq_fail, true); - if (ret) - dev_dbg(&pf->pdev->dev, "setting flow control: ret = %s last_status = %s\n", - i40e_stat_str(&pf->hw, ret), - i40e_aq_str(&pf->hw, pf->hw.aq.asq_last_status)); - /* Rebuild the VSIs and VEBs that existed before reset. * They are still in our local switch element arrays, so only * need to rebuild the switch model in the HW. @@ -9523,10 +9656,10 @@ static void i40e_rebuild(struct i40e_pf *pf, bool reinit, bool lock_acquired) } if (vsi->mqprio_qopt.max_rate[0]) { - u64 max_tx_rate = vsi->mqprio_qopt.max_rate[0]; + u64 max_tx_rate = i40e_bw_bytes_to_mbits(vsi, + vsi->mqprio_qopt.max_rate[0]); u64 credits = 0; - do_div(max_tx_rate, I40E_BW_MBPS_DIVISOR); ret = i40e_set_bw_limit(vsi, vsi->seid, max_tx_rate); if (ret) goto end_unlock; @@ -9575,8 +9708,11 @@ static void i40e_rebuild(struct i40e_pf *pf, bool reinit, bool lock_acquired) pf->hw.aq.asq_last_status)); } /* reinit the misc interrupt */ - if (pf->flags & I40E_FLAG_MSIX_ENABLED) + if (pf->flags & I40E_FLAG_MSIX_ENABLED) { ret = i40e_setup_misc_vector(pf); + if (ret) + goto end_unlock; + } /* Add a filter to drop all Flow control frames from any VSI from being * transmitted. By doing so we stop a malicious VF from sending out @@ -10654,7 +10790,6 @@ static int i40e_init_interrupt_scheme(struct i40e_pf *pf) return -ENOMEM; pf->irq_pile->num_entries = vectors; - pf->irq_pile->search_hint = 0; /* track first vector for misc interrupts, ignore return */ (void)i40e_get_lump(pf, pf->irq_pile, 1, I40E_PILE_VALID_BIT - 1); @@ -11089,6 +11224,8 @@ i40e_status i40e_set_partition_bw_setting(struct i40e_pf *pf) struct i40e_aqc_configure_partition_bw_data bw_data; i40e_status status; + memset(&bw_data, 0, sizeof(bw_data)); + /* Set the valid bit for this PF */ bw_data.pf_valid_bits = cpu_to_le16(BIT(pf->hw.pf_id)); bw_data.max_bw[pf->hw.pf_id] = pf->max_bw & I40E_ALT_BW_VALUE_MASK; @@ -11195,6 +11332,7 @@ static int i40e_sw_init(struct i40e_pf *pf) { int err = 0; int size; + u16 pow; /* Set default capability flags */ pf->flags = I40E_FLAG_RX_CSUM_ENABLED | @@ -11213,6 +11351,11 @@ static int i40e_sw_init(struct i40e_pf *pf) pf->rss_table_size = pf->hw.func_caps.rss_table_size; pf->rss_size_max = min_t(int, pf->rss_size_max, pf->hw.func_caps.num_tx_qp); + + /* find the next higher power-of-2 of num cpus */ + pow = roundup_pow_of_two(num_online_cpus()); + pf->rss_size_max = min_t(int, pf->rss_size_max, pow); + if (pf->hw.func_caps.rss) { pf->flags |= I40E_FLAG_RSS_ENABLED; pf->alloc_rss_size = min_t(int, pf->rss_size_max, @@ -11355,7 +11498,6 @@ static int i40e_sw_init(struct i40e_pf *pf) goto sw_init_done; } pf->qp_pile->num_entries = pf->hw.func_caps.num_tx_qp; - pf->qp_pile->search_hint = 0; pf->tx_timeout_recovery_level = 1; @@ -11701,6 +11843,8 @@ static int i40e_ndo_bridge_setlink(struct net_device *dev, } br_spec = nlmsg_find_attr(nlh, sizeof(struct ifinfomsg), IFLA_AF_SPEC); + if (!br_spec) + return -EINVAL; nla_for_each_nested(attr, br_spec, rem) { __u16 mode; @@ -12349,15 +12493,15 @@ static int i40e_add_vsi(struct i40e_vsi *vsi) vsi->id = ctxt.vsi_number; } - vsi->active_filters = 0; - clear_bit(__I40E_VSI_OVERFLOW_PROMISC, vsi->state); spin_lock_bh(&vsi->mac_filter_hash_lock); + vsi->active_filters = 0; /* If macvlan filters already exist, force them to get loaded */ hash_for_each_safe(vsi->mac_filter_hash, bkt, h, f, hlist) { f->state = I40E_FILTER_NEW; f_count++; } spin_unlock_bh(&vsi->mac_filter_hash_lock); + clear_bit(__I40E_VSI_OVERFLOW_PROMISC, vsi->state); if (f_count) { vsi->flags |= I40E_VSI_FLAG_FILTER_CHANGED; @@ -12407,7 +12551,7 @@ int i40e_vsi_release(struct i40e_vsi *vsi) dev_info(&pf->pdev->dev, "Can't remove PF VSI\n"); return -ENODEV; } - + set_bit(__I40E_VSI_RELEASING, vsi->state); uplink_seid = vsi->uplink_seid; if (vsi->type != I40E_VSI_SRIOV) { if (vsi->netdev_registered) { @@ -12739,6 +12883,9 @@ struct i40e_vsi *i40e_vsi_setup(struct i40e_pf *pf, u8 type, ret = i40e_config_netdev(vsi); if (ret) goto err_netdev; + ret = i40e_netif_set_realnum_tx_rx_queues(vsi); + if (ret) + goto err_netdev; ret = register_netdev(vsi->netdev); if (ret) goto err_netdev; @@ -13605,7 +13752,6 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) int err; u32 val; u32 i; - u8 set_fc_aq_fail; err = pci_enable_device_mem(pdev); if (err) @@ -13885,24 +14031,6 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) } INIT_LIST_HEAD(&pf->vsi[pf->lan_vsi]->ch_list); - /* Make sure flow control is set according to current settings */ - err = i40e_set_fc(hw, &set_fc_aq_fail, true); - if (set_fc_aq_fail & I40E_SET_FC_AQ_FAIL_GET) - dev_dbg(&pf->pdev->dev, - "Set fc with err %s aq_err %s on get_phy_cap\n", - i40e_stat_str(hw, err), - i40e_aq_str(hw, hw->aq.asq_last_status)); - if (set_fc_aq_fail & I40E_SET_FC_AQ_FAIL_SET) - dev_dbg(&pf->pdev->dev, - "Set fc with err %s aq_err %s on set_phy_config\n", - i40e_stat_str(hw, err), - i40e_aq_str(hw, hw->aq.asq_last_status)); - if (set_fc_aq_fail & I40E_SET_FC_AQ_FAIL_UPDATE) - dev_dbg(&pf->pdev->dev, - "Set fc with err %s aq_err %s on get_link_info\n", - i40e_stat_str(hw, err), - i40e_aq_str(hw, hw->aq.asq_last_status)); - /* if FDIR VSI was set up, start it now */ for (i = 0; i < pf->num_alloc_vsi; i++) { if (pf->vsi[i] && pf->vsi[i]->type == I40E_VSI_FDIR) { @@ -13959,6 +14087,8 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) if (err) { dev_info(&pdev->dev, "setup of misc vector failed: %d\n", err); + i40e_cloud_filter_exit(pf); + i40e_fdir_teardown(pf); goto err_vsis; } } @@ -14155,6 +14285,11 @@ static void i40e_remove(struct pci_dev *pdev) while (test_bit(__I40E_RESET_RECOVERY_PENDING, pf->state)) usleep_range(1000, 2000); + if (pf->flags & I40E_FLAG_SRIOV_ENABLED) { + set_bit(__I40E_VF_RESETS_DISABLED, pf->state); + i40e_free_vfs(pf); + pf->flags &= ~I40E_FLAG_SRIOV_ENABLED; + } /* no more scheduling of any task */ set_bit(__I40E_SUSPENDED, pf->state); set_bit(__I40E_DOWN, pf->state); @@ -14168,11 +14303,6 @@ static void i40e_remove(struct pci_dev *pdev) */ i40e_notify_client_of_netdev_close(pf->vsi[pf->lan_vsi], false); - if (pf->flags & I40E_FLAG_SRIOV_ENABLED) { - i40e_free_vfs(pf); - pf->flags &= ~I40E_FLAG_SRIOV_ENABLED; - } - i40e_fdir_teardown(pf); /* If there is a switch structure or any orphans, remove them. @@ -14187,11 +14317,15 @@ static void i40e_remove(struct pci_dev *pdev) i40e_switch_branch_release(pf->veb[i]); } - /* Now we can shutdown the PF's VSI, just before we kill + /* Now we can shutdown the PF's VSIs, just before we kill * adminq and hmc. */ - if (pf->vsi[pf->lan_vsi]) - i40e_vsi_release(pf->vsi[pf->lan_vsi]); + for (i = pf->num_alloc_vsi; i--;) + if (pf->vsi[i]) { + i40e_vsi_close(pf->vsi[i]); + i40e_vsi_release(pf->vsi[i]); + pf->vsi[i] = NULL; + } i40e_cloud_filter_exit(pf); @@ -14342,6 +14476,9 @@ static void i40e_pci_error_reset_done(struct pci_dev *pdev) struct i40e_pf *pf = pci_get_drvdata(pdev); i40e_reset_and_rebuild(pf, false, false); +#ifdef CONFIG_PCI_IOV + i40e_restore_all_vfs_msi_state(pdev); +#endif /* CONFIG_PCI_IOV */ } /** diff --git a/drivers/net/ethernet/intel/i40e/i40e_nvm.c b/drivers/net/ethernet/intel/i40e/i40e_nvm.c index 0299e5bbb902..10e9e60f6cf7 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_nvm.c +++ b/drivers/net/ethernet/intel/i40e/i40e_nvm.c @@ -210,11 +210,11 @@ read_nvm_exit: * @hw: pointer to the HW structure. * @module_pointer: module pointer location in words from the NVM beginning * @offset: offset in words from module start - * @words: number of words to write - * @data: buffer with words to write to the Shadow RAM + * @words: number of words to read + * @data: buffer with words to read to the Shadow RAM * @last_command: tells the AdminQ that this is the last command * - * Writes a 16 bit words buffer to the Shadow RAM using the admin command. + * Reads a 16 bit words buffer to the Shadow RAM using the admin command. **/ static i40e_status i40e_read_nvm_aq(struct i40e_hw *hw, u8 module_pointer, u32 offset, @@ -234,18 +234,18 @@ static i40e_status i40e_read_nvm_aq(struct i40e_hw *hw, */ if ((offset + words) > hw->nvm.sr_size) i40e_debug(hw, I40E_DEBUG_NVM, - "NVM write error: offset %d beyond Shadow RAM limit %d\n", + "NVM read error: offset %d beyond Shadow RAM limit %d\n", (offset + words), hw->nvm.sr_size); else if (words > I40E_SR_SECTOR_SIZE_IN_WORDS) - /* We can write only up to 4KB (one sector), in one AQ write */ + /* We can read only up to 4KB (one sector), in one AQ write */ i40e_debug(hw, I40E_DEBUG_NVM, - "NVM write fail error: tried to write %d words, limit is %d.\n", + "NVM read fail error: tried to read %d words, limit is %d.\n", words, I40E_SR_SECTOR_SIZE_IN_WORDS); else if (((offset + (words - 1)) / I40E_SR_SECTOR_SIZE_IN_WORDS) != (offset / I40E_SR_SECTOR_SIZE_IN_WORDS)) - /* A single write cannot spread over two sectors */ + /* A single read cannot spread over two sectors */ i40e_debug(hw, I40E_DEBUG_NVM, - "NVM write error: cannot spread over two sectors in a single write offset=%d words=%d\n", + "NVM read error: cannot spread over two sectors in a single read offset=%d words=%d\n", offset, words); else ret_code = i40e_aq_read_nvm(hw, module_pointer, diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c index b5042d1a63c0..dfce967a066a 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c @@ -2642,7 +2642,7 @@ tx_only: return budget; } - if (vsi->back->flags & I40E_TXR_FLAGS_WB_ON_ITR) + if (q_vector->tx.ring[0].flags & I40E_TXR_FLAGS_WB_ON_ITR) q_vector->arm_wb_state = false; /* Work is done so exit the polling mode and re-enable the interrupt */ @@ -3070,13 +3070,16 @@ static int i40e_tx_enable_csum(struct sk_buff *skb, u32 *tx_flags, l4_proto = ip.v4->protocol; } else if (*tx_flags & I40E_TX_FLAGS_IPV6) { + int ret; + tunnel |= I40E_TX_CTX_EXT_IP_IPV6; exthdr = ip.hdr + sizeof(*ip.v6); l4_proto = ip.v6->nexthdr; - if (l4.hdr != exthdr) - ipv6_skip_exthdr(skb, exthdr - skb->data, - &l4_proto, &frag_off); + ret = ipv6_skip_exthdr(skb, exthdr - skb->data, + &l4_proto, &frag_off); + if (ret < 0) + return -1; } /* define outer transport */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_type.h b/drivers/net/ethernet/intel/i40e/i40e_type.h index 7df969c59855..2e40a50ebfab 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_type.h +++ b/drivers/net/ethernet/intel/i40e/i40e_type.h @@ -1462,6 +1462,10 @@ struct i40e_lldp_variables { #define I40E_PFQF_CTL_0_HASHLUTSIZE_512 0x00010000 /* INPUT SET MASK for RSS, flow director, and flexible payload */ +#define I40E_X722_L3_SRC_SHIFT 49 +#define I40E_X722_L3_SRC_MASK (0x3ULL << I40E_X722_L3_SRC_SHIFT) +#define I40E_X722_L3_DST_SHIFT 41 +#define I40E_X722_L3_DST_MASK (0x3ULL << I40E_X722_L3_DST_SHIFT) #define I40E_L3_SRC_SHIFT 47 #define I40E_L3_SRC_MASK (0x3ULL << I40E_L3_SRC_SHIFT) #define I40E_L3_V6_SRC_SHIFT 43 diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c index bc4eda52372a..412f8002f918 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c @@ -99,6 +99,32 @@ void i40e_vc_notify_reset(struct i40e_pf *pf) (u8 *)&pfe, sizeof(struct virtchnl_pf_event)); } +#ifdef CONFIG_PCI_IOV +void i40e_restore_all_vfs_msi_state(struct pci_dev *pdev) +{ + u16 vf_id; + u16 pos; + + /* Continue only if this is a PF */ + if (!pdev->is_physfn) + return; + + if (!pci_num_vf(pdev)) + return; + + pos = pci_find_ext_capability(pdev, PCI_EXT_CAP_ID_SRIOV); + if (pos) { + struct pci_dev *vf_dev = NULL; + + pci_read_config_word(pdev, pos + PCI_SRIOV_VF_DID, &vf_id); + while ((vf_dev = pci_get_device(pdev->vendor, vf_id, vf_dev))) { + if (vf_dev->is_virtfn && vf_dev->physfn == pdev) + pci_restore_msi_state(vf_dev); + } + } +} +#endif /* CONFIG_PCI_IOV */ + /** * i40e_vc_notify_vf_reset * @vf: pointer to the VF structure @@ -137,6 +163,7 @@ void i40e_vc_notify_vf_reset(struct i40e_vf *vf) **/ static inline void i40e_vc_disable_vf(struct i40e_vf *vf) { + struct i40e_pf *pf = vf->pf; int i; i40e_vc_notify_vf_reset(vf); @@ -147,6 +174,11 @@ static inline void i40e_vc_disable_vf(struct i40e_vf *vf) * ensure a reset. */ for (i = 0; i < 20; i++) { + /* If PF is in VFs releasing state reset VF is impossible, + * so leave it. + */ + if (test_bit(__I40E_VFS_RELEASING, pf->state)) + return; if (i40e_reset_vf(vf, false)) return; usleep_range(10000, 20000); @@ -615,14 +647,13 @@ static int i40e_config_vsi_rx_queue(struct i40e_vf *vf, u16 vsi_id, u16 vsi_queue_id, struct virtchnl_rxq_info *info) { + u16 pf_queue_id = i40e_vc_get_pf_queue_id(vf, vsi_id, vsi_queue_id); struct i40e_pf *pf = vf->pf; + struct i40e_vsi *vsi = pf->vsi[vf->lan_vsi_idx]; struct i40e_hw *hw = &pf->hw; struct i40e_hmc_obj_rxq rx_ctx; - u16 pf_queue_id; int ret = 0; - pf_queue_id = i40e_vc_get_pf_queue_id(vf, vsi_id, vsi_queue_id); - /* clear the context structure first */ memset(&rx_ctx, 0, sizeof(struct i40e_hmc_obj_rxq)); @@ -660,6 +691,10 @@ static int i40e_config_vsi_rx_queue(struct i40e_vf *vf, u16 vsi_id, } rx_ctx.rxmax = info->max_pkt_size; + /* if port VLAN is configured increase the max packet size */ + if (vsi->info.pvid) + rx_ctx.rxmax += VLAN_HLEN; + /* enable 32bytes desc always */ rx_ctx.dsize = 1; @@ -1204,7 +1239,8 @@ static void i40e_cleanup_reset_vf(struct i40e_vf *vf) * @vf: pointer to the VF structure * @flr: VFLR was issued or not * - * Returns true if the VF is reset, false otherwise. + * Returns true if the VF is in reset, resets successfully, or resets + * are disabled and false otherwise. **/ bool i40e_reset_vf(struct i40e_vf *vf, bool flr) { @@ -1214,11 +1250,16 @@ bool i40e_reset_vf(struct i40e_vf *vf, bool flr) u32 reg; int i; - /* If the VFs have been disabled, this means something else is - * resetting the VF, so we shouldn't continue. - */ - if (test_and_set_bit(__I40E_VF_DISABLE, pf->state)) - return false; + if (test_bit(__I40E_VF_RESETS_DISABLED, pf->state)) + return true; + + /* Bail out if VFs are disabled. */ + if (test_bit(__I40E_VF_DISABLE, pf->state)) + return true; + + /* If VF is being reset already we don't need to continue. */ + if (test_and_set_bit(I40E_VF_STATE_RESETTING, &vf->vf_states)) + return true; i40e_trigger_vf_reset(vf, flr); @@ -1254,7 +1295,8 @@ bool i40e_reset_vf(struct i40e_vf *vf, bool flr) i40e_cleanup_reset_vf(vf); i40e_flush(hw); - clear_bit(__I40E_VF_DISABLE, pf->state); + usleep_range(20000, 40000); + clear_bit(I40E_VF_STATE_RESETTING, &vf->vf_states); return true; } @@ -1287,8 +1329,12 @@ bool i40e_reset_all_vfs(struct i40e_pf *pf, bool flr) return false; /* Begin reset on all VFs at once */ - for (v = 0; v < pf->num_alloc_vfs; v++) - i40e_trigger_vf_reset(&pf->vf[v], flr); + for (v = 0; v < pf->num_alloc_vfs; v++) { + vf = &pf->vf[v]; + /* If VF is being reset no need to trigger reset again */ + if (!test_bit(I40E_VF_STATE_RESETTING, &vf->vf_states)) + i40e_trigger_vf_reset(&pf->vf[v], flr); + } /* HW requires some time to make sure it can flush the FIFO for a VF * when it resets it. Poll the VPGEN_VFRSTAT register for each VF in @@ -1304,9 +1350,11 @@ bool i40e_reset_all_vfs(struct i40e_pf *pf, bool flr) */ while (v < pf->num_alloc_vfs) { vf = &pf->vf[v]; - reg = rd32(hw, I40E_VPGEN_VFRSTAT(vf->vf_id)); - if (!(reg & I40E_VPGEN_VFRSTAT_VFRD_MASK)) - break; + if (!test_bit(I40E_VF_STATE_RESETTING, &vf->vf_states)) { + reg = rd32(hw, I40E_VPGEN_VFRSTAT(vf->vf_id)); + if (!(reg & I40E_VPGEN_VFRSTAT_VFRD_MASK)) + break; + } /* If the current VF has finished resetting, move on * to the next VF in sequence. @@ -1334,6 +1382,10 @@ bool i40e_reset_all_vfs(struct i40e_pf *pf, bool flr) if (pf->vf[v].lan_vsi_idx == 0) continue; + /* If VF is reset in another thread just continue */ + if (test_bit(I40E_VF_STATE_RESETTING, &vf->vf_states)) + continue; + i40e_vsi_stop_rings_no_wait(pf->vsi[pf->vf[v].lan_vsi_idx]); } @@ -1345,6 +1397,10 @@ bool i40e_reset_all_vfs(struct i40e_pf *pf, bool flr) if (pf->vf[v].lan_vsi_idx == 0) continue; + /* If VF is reset in another thread just continue */ + if (test_bit(I40E_VF_STATE_RESETTING, &vf->vf_states)) + continue; + i40e_vsi_wait_queues_disabled(pf->vsi[pf->vf[v].lan_vsi_idx]); } @@ -1354,10 +1410,16 @@ bool i40e_reset_all_vfs(struct i40e_pf *pf, bool flr) mdelay(50); /* Finish the reset on each VF */ - for (v = 0; v < pf->num_alloc_vfs; v++) + for (v = 0; v < pf->num_alloc_vfs; v++) { + /* If VF is reset in another thread just continue */ + if (test_bit(I40E_VF_STATE_RESETTING, &vf->vf_states)) + continue; + i40e_cleanup_reset_vf(&pf->vf[v]); + } i40e_flush(hw); + usleep_range(20000, 40000); clear_bit(__I40E_VF_DISABLE, pf->state); return true; @@ -1377,11 +1439,22 @@ void i40e_free_vfs(struct i40e_pf *pf) if (!pf->vf) return; + + set_bit(__I40E_VFS_RELEASING, pf->state); while (test_and_set_bit(__I40E_VF_DISABLE, pf->state)) usleep_range(1000, 2000); i40e_notify_client_of_vf_enable(pf, 0); + /* Disable IOV before freeing resources. This lets any VF drivers + * running in the host get themselves cleaned up before we yank + * the carpet out from underneath their feet. + */ + if (!pci_vfs_assigned(pf->pdev)) + pci_disable_sriov(pf->pdev); + else + dev_warn(&pf->pdev->dev, "VFs are assigned - not disabling SR-IOV\n"); + /* Amortize wait time by stopping all VFs at the same time */ for (i = 0; i < pf->num_alloc_vfs; i++) { if (test_bit(I40E_VF_STATE_INIT, &pf->vf[i].vf_states)) @@ -1397,15 +1470,6 @@ void i40e_free_vfs(struct i40e_pf *pf) i40e_vsi_wait_queues_disabled(pf->vsi[pf->vf[i].lan_vsi_idx]); } - /* Disable IOV before freeing resources. This lets any VF drivers - * running in the host get themselves cleaned up before we yank - * the carpet out from underneath their feet. - */ - if (!pci_vfs_assigned(pf->pdev)) - pci_disable_sriov(pf->pdev); - else - dev_warn(&pf->pdev->dev, "VFs are assigned - not disabling SR-IOV\n"); - /* free up VF resources */ tmp = pf->num_alloc_vfs; pf->num_alloc_vfs = 0; @@ -1434,6 +1498,7 @@ void i40e_free_vfs(struct i40e_pf *pf) } } clear_bit(__I40E_VF_DISABLE, pf->state); + clear_bit(__I40E_VFS_RELEASING, pf->state); } #ifdef CONFIG_PCI_IOV @@ -1563,7 +1628,7 @@ int i40e_pci_sriov_configure(struct pci_dev *pdev, int num_vfs) if (num_vfs) { if (!(pf->flags & I40E_FLAG_VEB_MODE_ENABLED)) { pf->flags |= I40E_FLAG_VEB_MODE_ENABLED; - i40e_do_reset_safe(pf, I40E_PF_RESET_FLAG); + i40e_do_reset_safe(pf, I40E_PF_RESET_AND_REBUILD_FLAG); } return i40e_pci_sriov_enable(pdev, num_vfs); } @@ -1571,7 +1636,7 @@ int i40e_pci_sriov_configure(struct pci_dev *pdev, int num_vfs) if (!pci_vfs_assigned(pf->pdev)) { i40e_free_vfs(pf); pf->flags &= ~I40E_FLAG_VEB_MODE_ENABLED; - i40e_do_reset_safe(pf, I40E_PF_RESET_FLAG); + i40e_do_reset_safe(pf, I40E_PF_RESET_AND_REBUILD_FLAG); } else { dev_warn(&pdev->dev, "Unable to free VFs because some are assigned to VMs.\n"); return -EINVAL; @@ -1697,6 +1762,25 @@ static void i40e_del_qch(struct i40e_vf *vf) } /** + * i40e_vc_get_max_frame_size + * @vf: pointer to the VF + * + * Max frame size is determined based on the current port's max frame size and + * whether a port VLAN is configured on this VF. The VF is not aware whether + * it's in a port VLAN so the PF needs to account for this in max frame size + * checks and sending the max frame size to the VF. + **/ +static u16 i40e_vc_get_max_frame_size(struct i40e_vf *vf) +{ + u16 max_frame_size = vf->pf->hw.phy.link_info.max_frame_size; + + if (vf->port_vlan_id) + max_frame_size -= VLAN_HLEN; + + return max_frame_size; +} + +/** * i40e_vc_get_vf_resources_msg * @vf: pointer to the VF info * @msg: pointer to the msg buffer @@ -1798,6 +1882,7 @@ static int i40e_vc_get_vf_resources_msg(struct i40e_vf *vf, u8 *msg) vfres->max_vectors = pf->hw.func_caps.num_msix_vectors_vf; vfres->rss_key_size = I40E_HKEY_ARRAY_SIZE; vfres->rss_lut_size = I40E_VF_HLUT_ARRAY_SIZE; + vfres->max_mtu = i40e_vc_get_max_frame_size(vf); if (vf->lan_vsi_idx) { vfres->vsi_res[0].vsi_id = vf->lan_vsi_id; @@ -2323,6 +2408,59 @@ error_param: } /** + * i40e_check_enough_queue - find big enough queue number + * @vf: pointer to the VF info + * @needed: the number of items needed + * + * Returns the base item index of the queue, or negative for error + **/ +static int i40e_check_enough_queue(struct i40e_vf *vf, u16 needed) +{ + unsigned int i, cur_queues, more, pool_size; + struct i40e_lump_tracking *pile; + struct i40e_pf *pf = vf->pf; + struct i40e_vsi *vsi; + + vsi = pf->vsi[vf->lan_vsi_idx]; + cur_queues = vsi->alloc_queue_pairs; + + /* if current allocated queues are enough for need */ + if (cur_queues >= needed) + return vsi->base_queue; + + pile = pf->qp_pile; + if (cur_queues > 0) { + /* if the allocated queues are not zero + * just check if there are enough queues for more + * behind the allocated queues. + */ + more = needed - cur_queues; + for (i = vsi->base_queue + cur_queues; + i < pile->num_entries; i++) { + if (pile->list[i] & I40E_PILE_VALID_BIT) + break; + + if (more-- == 1) + /* there is enough */ + return vsi->base_queue; + } + } + + pool_size = 0; + for (i = 0; i < pile->num_entries; i++) { + if (pile->list[i] & I40E_PILE_VALID_BIT) { + pool_size = 0; + continue; + } + if (needed <= ++pool_size) + /* there is enough */ + return i; + } + + return -ENOMEM; +} + +/** * i40e_vc_request_queues_msg * @vf: pointer to the VF info * @msg: pointer to the msg buffer @@ -2361,6 +2499,12 @@ static int i40e_vc_request_queues_msg(struct i40e_vf *vf, u8 *msg, int msglen) req_pairs - cur_pairs, pf->queues_left); vfres->num_queue_pairs = pf->queues_left + cur_pairs; + } else if (i40e_check_enough_queue(vf, req_pairs) < 0) { + dev_warn(&pf->pdev->dev, + "VF %d requested %d more queues, but there is not enough for it.\n", + vf->vf_id, + req_pairs - cur_pairs); + vfres->num_queue_pairs = cur_pairs; } else { /* successful request */ vf->num_req_queues = req_pairs; @@ -2477,7 +2621,7 @@ static inline int i40e_check_vf_permission(struct i40e_vf *vf, !is_multicast_ether_addr(addr) && vf->pf_set_mac && !ether_addr_equal(addr, vf->default_lan_addr.addr)) { dev_err(&pf->pdev->dev, - "VF attempting to override administratively set MAC address, reload the VF driver to resume normal operation\n"); + "VF attempting to override administratively set MAC address, bring down and up the VF interface to resume normal operation\n"); return -EPERM; } } @@ -3025,16 +3169,16 @@ static int i40e_validate_cloud_filter(struct i40e_vf *vf, bool found = false; int bkt; - if (!tc_filter->action) { + if (tc_filter->action != VIRTCHNL_ACTION_TC_REDIRECT) { dev_info(&pf->pdev->dev, - "VF %d: Currently ADq doesn't support Drop Action\n", - vf->vf_id); + "VF %d: ADQ doesn't support this action (%d)\n", + vf->vf_id, tc_filter->action); goto err; } /* action_meta is TC number here to which the filter is applied */ if (!tc_filter->action_meta || - tc_filter->action_meta > I40E_MAX_VF_VSI) { + tc_filter->action_meta > vf->num_tc) { dev_info(&pf->pdev->dev, "VF %d: Invalid TC number %u\n", vf->vf_id, tc_filter->action_meta); goto err; @@ -3564,11 +3708,6 @@ static int i40e_vc_add_qch_msg(struct i40e_vf *vf, u8 *msg) /* set this flag only after making sure all inputs are sane */ vf->adq_enabled = true; - /* num_req_queues is set when user changes number of queues via ethtool - * and this causes issue for default VSI(which depends on this variable) - * when ADq is enabled, hence reset it. - */ - vf->num_req_queues = 0; /* reset the VF in order to allocate resources */ i40e_vc_notify_vf_reset(vf); @@ -3906,43 +4045,17 @@ int i40e_ndo_set_vf_mac(struct net_device *netdev, int vf_id, u8 *mac) mac, vf_id); } - /* Force the VF driver stop so it has to reload with new MAC address */ + /* Force the VF interface down so it has to bring up with new MAC + * address + */ i40e_vc_disable_vf(vf); - dev_info(&pf->pdev->dev, "Reload the VF driver to make this change effective.\n"); + dev_info(&pf->pdev->dev, "Bring down and up the VF interface to make this change effective.\n"); error_param: return ret; } /** - * i40e_vsi_has_vlans - True if VSI has configured VLANs - * @vsi: pointer to the vsi - * - * Check if a VSI has configured any VLANs. False if we have a port VLAN or if - * we have no configured VLANs. Do not call while holding the - * mac_filter_hash_lock. - */ -static bool i40e_vsi_has_vlans(struct i40e_vsi *vsi) -{ - bool have_vlans; - - /* If we have a port VLAN, then the VSI cannot have any VLANs - * configured, as all MAC/VLAN filters will be assigned to the PVID. - */ - if (vsi->info.pvid) - return false; - - /* Since we don't have a PVID, we know that if the device is in VLAN - * mode it must be because of a VLAN filter configured on this VSI. - */ - spin_lock_bh(&vsi->mac_filter_hash_lock); - have_vlans = i40e_is_vsi_in_vlan(vsi); - spin_unlock_bh(&vsi->mac_filter_hash_lock); - - return have_vlans; -} - -/** * i40e_ndo_set_vf_port_vlan * @netdev: network interface device structure * @vf_id: VF identifier @@ -3994,19 +4107,9 @@ int i40e_ndo_set_vf_port_vlan(struct net_device *netdev, int vf_id, /* duplicate request, so just return success */ goto error_pvid; - if (i40e_vsi_has_vlans(vsi)) { - dev_err(&pf->pdev->dev, - "VF %d has already configured VLAN filters and the administrator is requesting a port VLAN override.\nPlease unload and reload the VF driver for this change to take effect.\n", - vf_id); - /* Administrator Error - knock the VF offline until he does - * the right thing by reconfiguring his network correctly - * and then reloading the VF driver. - */ - i40e_vc_disable_vf(vf); - /* During reset the VF got a new VSI, so refresh the pointer. */ - vsi = pf->vsi[vf->lan_vsi_idx]; - } - + i40e_vc_disable_vf(vf); + /* During reset the VF got a new VSI, so refresh a pointer. */ + vsi = pf->vsi[vf->lan_vsi_idx]; /* Locked once because multiple functions below iterate list */ spin_lock_bh(&vsi->mac_filter_hash_lock); diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h index bf67d62e2b5f..c9e0a591a344 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h @@ -37,6 +37,7 @@ enum i40e_vf_states { I40E_VF_STATE_MC_PROMISC, I40E_VF_STATE_UC_PROMISC, I40E_VF_STATE_PRE_ENABLE, + I40E_VF_STATE_RESETTING }; /* VF capabilities */ @@ -136,5 +137,8 @@ int i40e_ndo_set_vf_spoofchk(struct net_device *netdev, int vf_id, bool enable); void i40e_vc_notify_link_state(struct i40e_pf *pf); void i40e_vc_notify_reset(struct i40e_pf *pf); +#ifdef CONFIG_PCI_IOV +void i40e_restore_all_vfs_msi_state(struct pci_dev *pdev); +#endif /* CONFIG_PCI_IOV */ #endif /* _I40E_VIRTCHNL_PF_H_ */ diff --git a/drivers/net/ethernet/intel/i40evf/Makefile b/drivers/net/ethernet/intel/i40evf/Makefile deleted file mode 100644 index 3c5c6e962280..000000000000 --- a/drivers/net/ethernet/intel/i40evf/Makefile +++ /dev/null @@ -1,16 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0 -# Copyright(c) 2013 - 2018 Intel Corporation. - -# -## Makefile for the Intel(R) 40GbE VF driver -# -# - -ccflags-y += -I$(src) -subdir-ccflags-y += -I$(src) - -obj-$(CONFIG_I40EVF) += i40evf.o - -i40evf-objs := i40evf_main.o i40evf_ethtool.o i40evf_virtchnl.o \ - i40e_txrx.o i40e_common.o i40e_adminq.o i40evf_client.o - diff --git a/drivers/net/ethernet/intel/i40evf/i40e_adminq_cmd.h b/drivers/net/ethernet/intel/i40evf/i40e_adminq_cmd.h deleted file mode 100644 index 5fd8529465d4..000000000000 --- a/drivers/net/ethernet/intel/i40evf/i40e_adminq_cmd.h +++ /dev/null @@ -1,2717 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* Copyright(c) 2013 - 2018 Intel Corporation. */ - -#ifndef _I40E_ADMINQ_CMD_H_ -#define _I40E_ADMINQ_CMD_H_ - -/* This header file defines the i40e Admin Queue commands and is shared between - * i40e Firmware and Software. - * - * This file needs to comply with the Linux Kernel coding style. - */ - -#define I40E_FW_API_VERSION_MAJOR 0x0001 -#define I40E_FW_API_VERSION_MINOR_X722 0x0005 -#define I40E_FW_API_VERSION_MINOR_X710 0x0007 - -#define I40E_FW_MINOR_VERSION(_h) ((_h)->mac.type == I40E_MAC_XL710 ? \ - I40E_FW_API_VERSION_MINOR_X710 : \ - I40E_FW_API_VERSION_MINOR_X722) - -/* API version 1.7 implements additional link and PHY-specific APIs */ -#define I40E_MINOR_VER_GET_LINK_INFO_XL710 0x0007 - -struct i40e_aq_desc { - __le16 flags; - __le16 opcode; - __le16 datalen; - __le16 retval; - __le32 cookie_high; - __le32 cookie_low; - union { - struct { - __le32 param0; - __le32 param1; - __le32 param2; - __le32 param3; - } internal; - struct { - __le32 param0; - __le32 param1; - __le32 addr_high; - __le32 addr_low; - } external; - u8 raw[16]; - } params; -}; - -/* Flags sub-structure - * |0 |1 |2 |3 |4 |5 |6 |7 |8 |9 |10 |11 |12 |13 |14 |15 | - * |DD |CMP|ERR|VFE| * * RESERVED * * |LB |RD |VFC|BUF|SI |EI |FE | - */ - -/* command flags and offsets*/ -#define I40E_AQ_FLAG_DD_SHIFT 0 -#define I40E_AQ_FLAG_CMP_SHIFT 1 -#define I40E_AQ_FLAG_ERR_SHIFT 2 -#define I40E_AQ_FLAG_VFE_SHIFT 3 -#define I40E_AQ_FLAG_LB_SHIFT 9 -#define I40E_AQ_FLAG_RD_SHIFT 10 -#define I40E_AQ_FLAG_VFC_SHIFT 11 -#define I40E_AQ_FLAG_BUF_SHIFT 12 -#define I40E_AQ_FLAG_SI_SHIFT 13 -#define I40E_AQ_FLAG_EI_SHIFT 14 -#define I40E_AQ_FLAG_FE_SHIFT 15 - -#define I40E_AQ_FLAG_DD BIT(I40E_AQ_FLAG_DD_SHIFT) /* 0x1 */ -#define I40E_AQ_FLAG_CMP BIT(I40E_AQ_FLAG_CMP_SHIFT) /* 0x2 */ -#define I40E_AQ_FLAG_ERR BIT(I40E_AQ_FLAG_ERR_SHIFT) /* 0x4 */ -#define I40E_AQ_FLAG_VFE BIT(I40E_AQ_FLAG_VFE_SHIFT) /* 0x8 */ -#define I40E_AQ_FLAG_LB BIT(I40E_AQ_FLAG_LB_SHIFT) /* 0x200 */ -#define I40E_AQ_FLAG_RD BIT(I40E_AQ_FLAG_RD_SHIFT) /* 0x400 */ -#define I40E_AQ_FLAG_VFC BIT(I40E_AQ_FLAG_VFC_SHIFT) /* 0x800 */ -#define I40E_AQ_FLAG_BUF BIT(I40E_AQ_FLAG_BUF_SHIFT) /* 0x1000 */ -#define I40E_AQ_FLAG_SI BIT(I40E_AQ_FLAG_SI_SHIFT) /* 0x2000 */ -#define I40E_AQ_FLAG_EI BIT(I40E_AQ_FLAG_EI_SHIFT) /* 0x4000 */ -#define I40E_AQ_FLAG_FE BIT(I40E_AQ_FLAG_FE_SHIFT) /* 0x8000 */ - -/* error codes */ -enum i40e_admin_queue_err { - I40E_AQ_RC_OK = 0, /* success */ - I40E_AQ_RC_EPERM = 1, /* Operation not permitted */ - I40E_AQ_RC_ENOENT = 2, /* No such element */ - I40E_AQ_RC_ESRCH = 3, /* Bad opcode */ - I40E_AQ_RC_EINTR = 4, /* operation interrupted */ - I40E_AQ_RC_EIO = 5, /* I/O error */ - I40E_AQ_RC_ENXIO = 6, /* No such resource */ - I40E_AQ_RC_E2BIG = 7, /* Arg too long */ - I40E_AQ_RC_EAGAIN = 8, /* Try again */ - I40E_AQ_RC_ENOMEM = 9, /* Out of memory */ - I40E_AQ_RC_EACCES = 10, /* Permission denied */ - I40E_AQ_RC_EFAULT = 11, /* Bad address */ - I40E_AQ_RC_EBUSY = 12, /* Device or resource busy */ - I40E_AQ_RC_EEXIST = 13, /* object already exists */ - I40E_AQ_RC_EINVAL = 14, /* Invalid argument */ - I40E_AQ_RC_ENOTTY = 15, /* Not a typewriter */ - I40E_AQ_RC_ENOSPC = 16, /* No space left or alloc failure */ - I40E_AQ_RC_ENOSYS = 17, /* Function not implemented */ - I40E_AQ_RC_ERANGE = 18, /* Parameter out of range */ - I40E_AQ_RC_EFLUSHED = 19, /* Cmd flushed due to prev cmd error */ - I40E_AQ_RC_BAD_ADDR = 20, /* Descriptor contains a bad pointer */ - I40E_AQ_RC_EMODE = 21, /* Op not allowed in current dev mode */ - I40E_AQ_RC_EFBIG = 22, /* File too large */ -}; - -/* Admin Queue command opcodes */ -enum i40e_admin_queue_opc { - /* aq commands */ - i40e_aqc_opc_get_version = 0x0001, - i40e_aqc_opc_driver_version = 0x0002, - i40e_aqc_opc_queue_shutdown = 0x0003, - i40e_aqc_opc_set_pf_context = 0x0004, - - /* resource ownership */ - i40e_aqc_opc_request_resource = 0x0008, - i40e_aqc_opc_release_resource = 0x0009, - - i40e_aqc_opc_list_func_capabilities = 0x000A, - i40e_aqc_opc_list_dev_capabilities = 0x000B, - - /* Proxy commands */ - i40e_aqc_opc_set_proxy_config = 0x0104, - i40e_aqc_opc_set_ns_proxy_table_entry = 0x0105, - - /* LAA */ - i40e_aqc_opc_mac_address_read = 0x0107, - i40e_aqc_opc_mac_address_write = 0x0108, - - /* PXE */ - i40e_aqc_opc_clear_pxe_mode = 0x0110, - - /* WoL commands */ - i40e_aqc_opc_set_wol_filter = 0x0120, - i40e_aqc_opc_get_wake_reason = 0x0121, - - /* internal switch commands */ - i40e_aqc_opc_get_switch_config = 0x0200, - i40e_aqc_opc_add_statistics = 0x0201, - i40e_aqc_opc_remove_statistics = 0x0202, - i40e_aqc_opc_set_port_parameters = 0x0203, - i40e_aqc_opc_get_switch_resource_alloc = 0x0204, - i40e_aqc_opc_set_switch_config = 0x0205, - i40e_aqc_opc_rx_ctl_reg_read = 0x0206, - i40e_aqc_opc_rx_ctl_reg_write = 0x0207, - - i40e_aqc_opc_add_vsi = 0x0210, - i40e_aqc_opc_update_vsi_parameters = 0x0211, - i40e_aqc_opc_get_vsi_parameters = 0x0212, - - i40e_aqc_opc_add_pv = 0x0220, - i40e_aqc_opc_update_pv_parameters = 0x0221, - i40e_aqc_opc_get_pv_parameters = 0x0222, - - i40e_aqc_opc_add_veb = 0x0230, - i40e_aqc_opc_update_veb_parameters = 0x0231, - i40e_aqc_opc_get_veb_parameters = 0x0232, - - i40e_aqc_opc_delete_element = 0x0243, - - i40e_aqc_opc_add_macvlan = 0x0250, - i40e_aqc_opc_remove_macvlan = 0x0251, - i40e_aqc_opc_add_vlan = 0x0252, - i40e_aqc_opc_remove_vlan = 0x0253, - i40e_aqc_opc_set_vsi_promiscuous_modes = 0x0254, - i40e_aqc_opc_add_tag = 0x0255, - i40e_aqc_opc_remove_tag = 0x0256, - i40e_aqc_opc_add_multicast_etag = 0x0257, - i40e_aqc_opc_remove_multicast_etag = 0x0258, - i40e_aqc_opc_update_tag = 0x0259, - i40e_aqc_opc_add_control_packet_filter = 0x025A, - i40e_aqc_opc_remove_control_packet_filter = 0x025B, - i40e_aqc_opc_add_cloud_filters = 0x025C, - i40e_aqc_opc_remove_cloud_filters = 0x025D, - i40e_aqc_opc_clear_wol_switch_filters = 0x025E, - - i40e_aqc_opc_add_mirror_rule = 0x0260, - i40e_aqc_opc_delete_mirror_rule = 0x0261, - - /* Dynamic Device Personalization */ - i40e_aqc_opc_write_personalization_profile = 0x0270, - i40e_aqc_opc_get_personalization_profile_list = 0x0271, - - /* DCB commands */ - i40e_aqc_opc_dcb_ignore_pfc = 0x0301, - i40e_aqc_opc_dcb_updated = 0x0302, - i40e_aqc_opc_set_dcb_parameters = 0x0303, - - /* TX scheduler */ - i40e_aqc_opc_configure_vsi_bw_limit = 0x0400, - i40e_aqc_opc_configure_vsi_ets_sla_bw_limit = 0x0406, - i40e_aqc_opc_configure_vsi_tc_bw = 0x0407, - i40e_aqc_opc_query_vsi_bw_config = 0x0408, - i40e_aqc_opc_query_vsi_ets_sla_config = 0x040A, - i40e_aqc_opc_configure_switching_comp_bw_limit = 0x0410, - - i40e_aqc_opc_enable_switching_comp_ets = 0x0413, - i40e_aqc_opc_modify_switching_comp_ets = 0x0414, - i40e_aqc_opc_disable_switching_comp_ets = 0x0415, - i40e_aqc_opc_configure_switching_comp_ets_bw_limit = 0x0416, - i40e_aqc_opc_configure_switching_comp_bw_config = 0x0417, - i40e_aqc_opc_query_switching_comp_ets_config = 0x0418, - i40e_aqc_opc_query_port_ets_config = 0x0419, - i40e_aqc_opc_query_switching_comp_bw_config = 0x041A, - i40e_aqc_opc_suspend_port_tx = 0x041B, - i40e_aqc_opc_resume_port_tx = 0x041C, - i40e_aqc_opc_configure_partition_bw = 0x041D, - /* hmc */ - i40e_aqc_opc_query_hmc_resource_profile = 0x0500, - i40e_aqc_opc_set_hmc_resource_profile = 0x0501, - - /* phy commands*/ - i40e_aqc_opc_get_phy_abilities = 0x0600, - i40e_aqc_opc_set_phy_config = 0x0601, - i40e_aqc_opc_set_mac_config = 0x0603, - i40e_aqc_opc_set_link_restart_an = 0x0605, - i40e_aqc_opc_get_link_status = 0x0607, - i40e_aqc_opc_set_phy_int_mask = 0x0613, - i40e_aqc_opc_get_local_advt_reg = 0x0614, - i40e_aqc_opc_set_local_advt_reg = 0x0615, - i40e_aqc_opc_get_partner_advt = 0x0616, - i40e_aqc_opc_set_lb_modes = 0x0618, - i40e_aqc_opc_get_phy_wol_caps = 0x0621, - i40e_aqc_opc_set_phy_debug = 0x0622, - i40e_aqc_opc_upload_ext_phy_fm = 0x0625, - i40e_aqc_opc_run_phy_activity = 0x0626, - i40e_aqc_opc_set_phy_register = 0x0628, - i40e_aqc_opc_get_phy_register = 0x0629, - - /* NVM commands */ - i40e_aqc_opc_nvm_read = 0x0701, - i40e_aqc_opc_nvm_erase = 0x0702, - i40e_aqc_opc_nvm_update = 0x0703, - i40e_aqc_opc_nvm_config_read = 0x0704, - i40e_aqc_opc_nvm_config_write = 0x0705, - i40e_aqc_opc_oem_post_update = 0x0720, - i40e_aqc_opc_thermal_sensor = 0x0721, - - /* virtualization commands */ - i40e_aqc_opc_send_msg_to_pf = 0x0801, - i40e_aqc_opc_send_msg_to_vf = 0x0802, - i40e_aqc_opc_send_msg_to_peer = 0x0803, - - /* alternate structure */ - i40e_aqc_opc_alternate_write = 0x0900, - i40e_aqc_opc_alternate_write_indirect = 0x0901, - i40e_aqc_opc_alternate_read = 0x0902, - i40e_aqc_opc_alternate_read_indirect = 0x0903, - i40e_aqc_opc_alternate_write_done = 0x0904, - i40e_aqc_opc_alternate_set_mode = 0x0905, - i40e_aqc_opc_alternate_clear_port = 0x0906, - - /* LLDP commands */ - i40e_aqc_opc_lldp_get_mib = 0x0A00, - i40e_aqc_opc_lldp_update_mib = 0x0A01, - i40e_aqc_opc_lldp_add_tlv = 0x0A02, - i40e_aqc_opc_lldp_update_tlv = 0x0A03, - i40e_aqc_opc_lldp_delete_tlv = 0x0A04, - i40e_aqc_opc_lldp_stop = 0x0A05, - i40e_aqc_opc_lldp_start = 0x0A06, - - /* Tunnel commands */ - i40e_aqc_opc_add_udp_tunnel = 0x0B00, - i40e_aqc_opc_del_udp_tunnel = 0x0B01, - i40e_aqc_opc_set_rss_key = 0x0B02, - i40e_aqc_opc_set_rss_lut = 0x0B03, - i40e_aqc_opc_get_rss_key = 0x0B04, - i40e_aqc_opc_get_rss_lut = 0x0B05, - - /* Async Events */ - i40e_aqc_opc_event_lan_overflow = 0x1001, - - /* OEM commands */ - i40e_aqc_opc_oem_parameter_change = 0xFE00, - i40e_aqc_opc_oem_device_status_change = 0xFE01, - i40e_aqc_opc_oem_ocsd_initialize = 0xFE02, - i40e_aqc_opc_oem_ocbb_initialize = 0xFE03, - - /* debug commands */ - i40e_aqc_opc_debug_read_reg = 0xFF03, - i40e_aqc_opc_debug_write_reg = 0xFF04, - i40e_aqc_opc_debug_modify_reg = 0xFF07, - i40e_aqc_opc_debug_dump_internals = 0xFF08, -}; - -/* command structures and indirect data structures */ - -/* Structure naming conventions: - * - no suffix for direct command descriptor structures - * - _data for indirect sent data - * - _resp for indirect return data (data which is both will use _data) - * - _completion for direct return data - * - _element_ for repeated elements (may also be _data or _resp) - * - * Command structures are expected to overlay the params.raw member of the basic - * descriptor, and as such cannot exceed 16 bytes in length. - */ - -/* This macro is used to generate a compilation error if a structure - * is not exactly the correct length. It gives a divide by zero error if the - * structure is not of the correct size, otherwise it creates an enum that is - * never used. - */ -#define I40E_CHECK_STRUCT_LEN(n, X) enum i40e_static_assert_enum_##X \ - { i40e_static_assert_##X = (n)/((sizeof(struct X) == (n)) ? 1 : 0) } - -/* This macro is used extensively to ensure that command structures are 16 - * bytes in length as they have to map to the raw array of that size. - */ -#define I40E_CHECK_CMD_LENGTH(X) I40E_CHECK_STRUCT_LEN(16, X) - -/* internal (0x00XX) commands */ - -/* Get version (direct 0x0001) */ -struct i40e_aqc_get_version { - __le32 rom_ver; - __le32 fw_build; - __le16 fw_major; - __le16 fw_minor; - __le16 api_major; - __le16 api_minor; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_get_version); - -/* Send driver version (indirect 0x0002) */ -struct i40e_aqc_driver_version { - u8 driver_major_ver; - u8 driver_minor_ver; - u8 driver_build_ver; - u8 driver_subbuild_ver; - u8 reserved[4]; - __le32 address_high; - __le32 address_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_driver_version); - -/* Queue Shutdown (direct 0x0003) */ -struct i40e_aqc_queue_shutdown { - __le32 driver_unloading; -#define I40E_AQ_DRIVER_UNLOADING 0x1 - u8 reserved[12]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_queue_shutdown); - -/* Set PF context (0x0004, direct) */ -struct i40e_aqc_set_pf_context { - u8 pf_id; - u8 reserved[15]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_set_pf_context); - -/* Request resource ownership (direct 0x0008) - * Release resource ownership (direct 0x0009) - */ -#define I40E_AQ_RESOURCE_NVM 1 -#define I40E_AQ_RESOURCE_SDP 2 -#define I40E_AQ_RESOURCE_ACCESS_READ 1 -#define I40E_AQ_RESOURCE_ACCESS_WRITE 2 -#define I40E_AQ_RESOURCE_NVM_READ_TIMEOUT 3000 -#define I40E_AQ_RESOURCE_NVM_WRITE_TIMEOUT 180000 - -struct i40e_aqc_request_resource { - __le16 resource_id; - __le16 access_type; - __le32 timeout; - __le32 resource_number; - u8 reserved[4]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_request_resource); - -/* Get function capabilities (indirect 0x000A) - * Get device capabilities (indirect 0x000B) - */ -struct i40e_aqc_list_capabilites { - u8 command_flags; -#define I40E_AQ_LIST_CAP_PF_INDEX_EN 1 - u8 pf_index; - u8 reserved[2]; - __le32 count; - __le32 addr_high; - __le32 addr_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_list_capabilites); - -struct i40e_aqc_list_capabilities_element_resp { - __le16 id; - u8 major_rev; - u8 minor_rev; - __le32 number; - __le32 logical_id; - __le32 phys_id; - u8 reserved[16]; -}; - -/* list of caps */ - -#define I40E_AQ_CAP_ID_SWITCH_MODE 0x0001 -#define I40E_AQ_CAP_ID_MNG_MODE 0x0002 -#define I40E_AQ_CAP_ID_NPAR_ACTIVE 0x0003 -#define I40E_AQ_CAP_ID_OS2BMC_CAP 0x0004 -#define I40E_AQ_CAP_ID_FUNCTIONS_VALID 0x0005 -#define I40E_AQ_CAP_ID_ALTERNATE_RAM 0x0006 -#define I40E_AQ_CAP_ID_WOL_AND_PROXY 0x0008 -#define I40E_AQ_CAP_ID_SRIOV 0x0012 -#define I40E_AQ_CAP_ID_VF 0x0013 -#define I40E_AQ_CAP_ID_VMDQ 0x0014 -#define I40E_AQ_CAP_ID_8021QBG 0x0015 -#define I40E_AQ_CAP_ID_8021QBR 0x0016 -#define I40E_AQ_CAP_ID_VSI 0x0017 -#define I40E_AQ_CAP_ID_DCB 0x0018 -#define I40E_AQ_CAP_ID_FCOE 0x0021 -#define I40E_AQ_CAP_ID_ISCSI 0x0022 -#define I40E_AQ_CAP_ID_RSS 0x0040 -#define I40E_AQ_CAP_ID_RXQ 0x0041 -#define I40E_AQ_CAP_ID_TXQ 0x0042 -#define I40E_AQ_CAP_ID_MSIX 0x0043 -#define I40E_AQ_CAP_ID_VF_MSIX 0x0044 -#define I40E_AQ_CAP_ID_FLOW_DIRECTOR 0x0045 -#define I40E_AQ_CAP_ID_1588 0x0046 -#define I40E_AQ_CAP_ID_IWARP 0x0051 -#define I40E_AQ_CAP_ID_LED 0x0061 -#define I40E_AQ_CAP_ID_SDP 0x0062 -#define I40E_AQ_CAP_ID_MDIO 0x0063 -#define I40E_AQ_CAP_ID_WSR_PROT 0x0064 -#define I40E_AQ_CAP_ID_NVM_MGMT 0x0080 -#define I40E_AQ_CAP_ID_FLEX10 0x00F1 -#define I40E_AQ_CAP_ID_CEM 0x00F2 - -/* Set CPPM Configuration (direct 0x0103) */ -struct i40e_aqc_cppm_configuration { - __le16 command_flags; -#define I40E_AQ_CPPM_EN_LTRC 0x0800 -#define I40E_AQ_CPPM_EN_DMCTH 0x1000 -#define I40E_AQ_CPPM_EN_DMCTLX 0x2000 -#define I40E_AQ_CPPM_EN_HPTC 0x4000 -#define I40E_AQ_CPPM_EN_DMARC 0x8000 - __le16 ttlx; - __le32 dmacr; - __le16 dmcth; - u8 hptc; - u8 reserved; - __le32 pfltrc; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_cppm_configuration); - -/* Set ARP Proxy command / response (indirect 0x0104) */ -struct i40e_aqc_arp_proxy_data { - __le16 command_flags; -#define I40E_AQ_ARP_INIT_IPV4 0x0800 -#define I40E_AQ_ARP_UNSUP_CTL 0x1000 -#define I40E_AQ_ARP_ENA 0x2000 -#define I40E_AQ_ARP_ADD_IPV4 0x4000 -#define I40E_AQ_ARP_DEL_IPV4 0x8000 - __le16 table_id; - __le32 enabled_offloads; -#define I40E_AQ_ARP_DIRECTED_OFFLOAD_ENABLE 0x00000020 -#define I40E_AQ_ARP_OFFLOAD_ENABLE 0x00000800 - __le32 ip_addr; - u8 mac_addr[6]; - u8 reserved[2]; -}; - -I40E_CHECK_STRUCT_LEN(0x14, i40e_aqc_arp_proxy_data); - -/* Set NS Proxy Table Entry Command (indirect 0x0105) */ -struct i40e_aqc_ns_proxy_data { - __le16 table_idx_mac_addr_0; - __le16 table_idx_mac_addr_1; - __le16 table_idx_ipv6_0; - __le16 table_idx_ipv6_1; - __le16 control; -#define I40E_AQ_NS_PROXY_ADD_0 0x0001 -#define I40E_AQ_NS_PROXY_DEL_0 0x0002 -#define I40E_AQ_NS_PROXY_ADD_1 0x0004 -#define I40E_AQ_NS_PROXY_DEL_1 0x0008 -#define I40E_AQ_NS_PROXY_ADD_IPV6_0 0x0010 -#define I40E_AQ_NS_PROXY_DEL_IPV6_0 0x0020 -#define I40E_AQ_NS_PROXY_ADD_IPV6_1 0x0040 -#define I40E_AQ_NS_PROXY_DEL_IPV6_1 0x0080 -#define I40E_AQ_NS_PROXY_COMMAND_SEQ 0x0100 -#define I40E_AQ_NS_PROXY_INIT_IPV6_TBL 0x0200 -#define I40E_AQ_NS_PROXY_INIT_MAC_TBL 0x0400 -#define I40E_AQ_NS_PROXY_OFFLOAD_ENABLE 0x0800 -#define I40E_AQ_NS_PROXY_DIRECTED_OFFLOAD_ENABLE 0x1000 - u8 mac_addr_0[6]; - u8 mac_addr_1[6]; - u8 local_mac_addr[6]; - u8 ipv6_addr_0[16]; /* Warning! spec specifies BE byte order */ - u8 ipv6_addr_1[16]; -}; - -I40E_CHECK_STRUCT_LEN(0x3c, i40e_aqc_ns_proxy_data); - -/* Manage LAA Command (0x0106) - obsolete */ -struct i40e_aqc_mng_laa { - __le16 command_flags; -#define I40E_AQ_LAA_FLAG_WR 0x8000 - u8 reserved[2]; - __le32 sal; - __le16 sah; - u8 reserved2[6]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_mng_laa); - -/* Manage MAC Address Read Command (indirect 0x0107) */ -struct i40e_aqc_mac_address_read { - __le16 command_flags; -#define I40E_AQC_LAN_ADDR_VALID 0x10 -#define I40E_AQC_SAN_ADDR_VALID 0x20 -#define I40E_AQC_PORT_ADDR_VALID 0x40 -#define I40E_AQC_WOL_ADDR_VALID 0x80 -#define I40E_AQC_MC_MAG_EN_VALID 0x100 -#define I40E_AQC_ADDR_VALID_MASK 0x3F0 - u8 reserved[6]; - __le32 addr_high; - __le32 addr_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_mac_address_read); - -struct i40e_aqc_mac_address_read_data { - u8 pf_lan_mac[6]; - u8 pf_san_mac[6]; - u8 port_mac[6]; - u8 pf_wol_mac[6]; -}; - -I40E_CHECK_STRUCT_LEN(24, i40e_aqc_mac_address_read_data); - -/* Manage MAC Address Write Command (0x0108) */ -struct i40e_aqc_mac_address_write { - __le16 command_flags; -#define I40E_AQC_WRITE_TYPE_LAA_ONLY 0x0000 -#define I40E_AQC_WRITE_TYPE_LAA_WOL 0x4000 -#define I40E_AQC_WRITE_TYPE_PORT 0x8000 -#define I40E_AQC_WRITE_TYPE_UPDATE_MC_MAG 0xC000 -#define I40E_AQC_WRITE_TYPE_MASK 0xC000 - - __le16 mac_sah; - __le32 mac_sal; - u8 reserved[8]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_mac_address_write); - -/* PXE commands (0x011x) */ - -/* Clear PXE Command and response (direct 0x0110) */ -struct i40e_aqc_clear_pxe { - u8 rx_cnt; - u8 reserved[15]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_clear_pxe); - -/* Set WoL Filter (0x0120) */ - -struct i40e_aqc_set_wol_filter { - __le16 filter_index; -#define I40E_AQC_MAX_NUM_WOL_FILTERS 8 -#define I40E_AQC_SET_WOL_FILTER_TYPE_MAGIC_SHIFT 15 -#define I40E_AQC_SET_WOL_FILTER_TYPE_MAGIC_MASK (0x1 << \ - I40E_AQC_SET_WOL_FILTER_TYPE_MAGIC_SHIFT) - -#define I40E_AQC_SET_WOL_FILTER_INDEX_SHIFT 0 -#define I40E_AQC_SET_WOL_FILTER_INDEX_MASK (0x7 << \ - I40E_AQC_SET_WOL_FILTER_INDEX_SHIFT) - __le16 cmd_flags; -#define I40E_AQC_SET_WOL_FILTER 0x8000 -#define I40E_AQC_SET_WOL_FILTER_NO_TCO_WOL 0x4000 -#define I40E_AQC_SET_WOL_FILTER_WOL_PRESERVE_ON_PFR 0x2000 -#define I40E_AQC_SET_WOL_FILTER_ACTION_CLEAR 0 -#define I40E_AQC_SET_WOL_FILTER_ACTION_SET 1 - __le16 valid_flags; -#define I40E_AQC_SET_WOL_FILTER_ACTION_VALID 0x8000 -#define I40E_AQC_SET_WOL_FILTER_NO_TCO_ACTION_VALID 0x4000 - u8 reserved[2]; - __le32 address_high; - __le32 address_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_set_wol_filter); - -struct i40e_aqc_set_wol_filter_data { - u8 filter[128]; - u8 mask[16]; -}; - -I40E_CHECK_STRUCT_LEN(0x90, i40e_aqc_set_wol_filter_data); - -/* Get Wake Reason (0x0121) */ - -struct i40e_aqc_get_wake_reason_completion { - u8 reserved_1[2]; - __le16 wake_reason; -#define I40E_AQC_GET_WAKE_UP_REASON_WOL_REASON_MATCHED_INDEX_SHIFT 0 -#define I40E_AQC_GET_WAKE_UP_REASON_WOL_REASON_MATCHED_INDEX_MASK (0xFF << \ - I40E_AQC_GET_WAKE_UP_REASON_WOL_REASON_MATCHED_INDEX_SHIFT) -#define I40E_AQC_GET_WAKE_UP_REASON_WOL_REASON_RESERVED_SHIFT 8 -#define I40E_AQC_GET_WAKE_UP_REASON_WOL_REASON_RESERVED_MASK (0xFF << \ - I40E_AQC_GET_WAKE_UP_REASON_WOL_REASON_RESERVED_SHIFT) - u8 reserved_2[12]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_get_wake_reason_completion); - -/* Switch configuration commands (0x02xx) */ - -/* Used by many indirect commands that only pass an seid and a buffer in the - * command - */ -struct i40e_aqc_switch_seid { - __le16 seid; - u8 reserved[6]; - __le32 addr_high; - __le32 addr_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_switch_seid); - -/* Get Switch Configuration command (indirect 0x0200) - * uses i40e_aqc_switch_seid for the descriptor - */ -struct i40e_aqc_get_switch_config_header_resp { - __le16 num_reported; - __le16 num_total; - u8 reserved[12]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_get_switch_config_header_resp); - -struct i40e_aqc_switch_config_element_resp { - u8 element_type; -#define I40E_AQ_SW_ELEM_TYPE_MAC 1 -#define I40E_AQ_SW_ELEM_TYPE_PF 2 -#define I40E_AQ_SW_ELEM_TYPE_VF 3 -#define I40E_AQ_SW_ELEM_TYPE_EMP 4 -#define I40E_AQ_SW_ELEM_TYPE_BMC 5 -#define I40E_AQ_SW_ELEM_TYPE_PV 16 -#define I40E_AQ_SW_ELEM_TYPE_VEB 17 -#define I40E_AQ_SW_ELEM_TYPE_PA 18 -#define I40E_AQ_SW_ELEM_TYPE_VSI 19 - u8 revision; -#define I40E_AQ_SW_ELEM_REV_1 1 - __le16 seid; - __le16 uplink_seid; - __le16 downlink_seid; - u8 reserved[3]; - u8 connection_type; -#define I40E_AQ_CONN_TYPE_REGULAR 0x1 -#define I40E_AQ_CONN_TYPE_DEFAULT 0x2 -#define I40E_AQ_CONN_TYPE_CASCADED 0x3 - __le16 scheduler_id; - __le16 element_info; -}; - -I40E_CHECK_STRUCT_LEN(0x10, i40e_aqc_switch_config_element_resp); - -/* Get Switch Configuration (indirect 0x0200) - * an array of elements are returned in the response buffer - * the first in the array is the header, remainder are elements - */ -struct i40e_aqc_get_switch_config_resp { - struct i40e_aqc_get_switch_config_header_resp header; - struct i40e_aqc_switch_config_element_resp element[1]; -}; - -I40E_CHECK_STRUCT_LEN(0x20, i40e_aqc_get_switch_config_resp); - -/* Add Statistics (direct 0x0201) - * Remove Statistics (direct 0x0202) - */ -struct i40e_aqc_add_remove_statistics { - __le16 seid; - __le16 vlan; - __le16 stat_index; - u8 reserved[10]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_add_remove_statistics); - -/* Set Port Parameters command (direct 0x0203) */ -struct i40e_aqc_set_port_parameters { - __le16 command_flags; -#define I40E_AQ_SET_P_PARAMS_SAVE_BAD_PACKETS 1 -#define I40E_AQ_SET_P_PARAMS_PAD_SHORT_PACKETS 2 /* must set! */ -#define I40E_AQ_SET_P_PARAMS_DOUBLE_VLAN_ENA 4 - __le16 bad_frame_vsi; -#define I40E_AQ_SET_P_PARAMS_BFRAME_SEID_SHIFT 0x0 -#define I40E_AQ_SET_P_PARAMS_BFRAME_SEID_MASK 0x3FF - __le16 default_seid; /* reserved for command */ - u8 reserved[10]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_set_port_parameters); - -/* Get Switch Resource Allocation (indirect 0x0204) */ -struct i40e_aqc_get_switch_resource_alloc { - u8 num_entries; /* reserved for command */ - u8 reserved[7]; - __le32 addr_high; - __le32 addr_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_get_switch_resource_alloc); - -/* expect an array of these structs in the response buffer */ -struct i40e_aqc_switch_resource_alloc_element_resp { - u8 resource_type; -#define I40E_AQ_RESOURCE_TYPE_VEB 0x0 -#define I40E_AQ_RESOURCE_TYPE_VSI 0x1 -#define I40E_AQ_RESOURCE_TYPE_MACADDR 0x2 -#define I40E_AQ_RESOURCE_TYPE_STAG 0x3 -#define I40E_AQ_RESOURCE_TYPE_ETAG 0x4 -#define I40E_AQ_RESOURCE_TYPE_MULTICAST_HASH 0x5 -#define I40E_AQ_RESOURCE_TYPE_UNICAST_HASH 0x6 -#define I40E_AQ_RESOURCE_TYPE_VLAN 0x7 -#define I40E_AQ_RESOURCE_TYPE_VSI_LIST_ENTRY 0x8 -#define I40E_AQ_RESOURCE_TYPE_ETAG_LIST_ENTRY 0x9 -#define I40E_AQ_RESOURCE_TYPE_VLAN_STAT_POOL 0xA -#define I40E_AQ_RESOURCE_TYPE_MIRROR_RULE 0xB -#define I40E_AQ_RESOURCE_TYPE_QUEUE_SETS 0xC -#define I40E_AQ_RESOURCE_TYPE_VLAN_FILTERS 0xD -#define I40E_AQ_RESOURCE_TYPE_INNER_MAC_FILTERS 0xF -#define I40E_AQ_RESOURCE_TYPE_IP_FILTERS 0x10 -#define I40E_AQ_RESOURCE_TYPE_GRE_VN_KEYS 0x11 -#define I40E_AQ_RESOURCE_TYPE_VN2_KEYS 0x12 -#define I40E_AQ_RESOURCE_TYPE_TUNNEL_PORTS 0x13 - u8 reserved1; - __le16 guaranteed; - __le16 total; - __le16 used; - __le16 total_unalloced; - u8 reserved2[6]; -}; - -I40E_CHECK_STRUCT_LEN(0x10, i40e_aqc_switch_resource_alloc_element_resp); - -/* Set Switch Configuration (direct 0x0205) */ -struct i40e_aqc_set_switch_config { - __le16 flags; -/* flags used for both fields below */ -#define I40E_AQ_SET_SWITCH_CFG_PROMISC 0x0001 -#define I40E_AQ_SET_SWITCH_CFG_L2_FILTER 0x0002 - __le16 valid_flags; - /* The ethertype in switch_tag is dropped on ingress and used - * internally by the switch. Set this to zero for the default - * of 0x88a8 (802.1ad). Should be zero for firmware API - * versions lower than 1.7. - */ - __le16 switch_tag; - /* The ethertypes in first_tag and second_tag are used to - * match the outer and inner VLAN tags (respectively) when HW - * double VLAN tagging is enabled via the set port parameters - * AQ command. Otherwise these are both ignored. Set them to - * zero for their defaults of 0x8100 (802.1Q). Should be zero - * for firmware API versions lower than 1.7. - */ - __le16 first_tag; - __le16 second_tag; - u8 reserved[6]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_set_switch_config); - -/* Read Receive control registers (direct 0x0206) - * Write Receive control registers (direct 0x0207) - * used for accessing Rx control registers that can be - * slow and need special handling when under high Rx load - */ -struct i40e_aqc_rx_ctl_reg_read_write { - __le32 reserved1; - __le32 address; - __le32 reserved2; - __le32 value; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_rx_ctl_reg_read_write); - -/* Add VSI (indirect 0x0210) - * this indirect command uses struct i40e_aqc_vsi_properties_data - * as the indirect buffer (128 bytes) - * - * Update VSI (indirect 0x211) - * uses the same data structure as Add VSI - * - * Get VSI (indirect 0x0212) - * uses the same completion and data structure as Add VSI - */ -struct i40e_aqc_add_get_update_vsi { - __le16 uplink_seid; - u8 connection_type; -#define I40E_AQ_VSI_CONN_TYPE_NORMAL 0x1 -#define I40E_AQ_VSI_CONN_TYPE_DEFAULT 0x2 -#define I40E_AQ_VSI_CONN_TYPE_CASCADED 0x3 - u8 reserved1; - u8 vf_id; - u8 reserved2; - __le16 vsi_flags; -#define I40E_AQ_VSI_TYPE_SHIFT 0x0 -#define I40E_AQ_VSI_TYPE_MASK (0x3 << I40E_AQ_VSI_TYPE_SHIFT) -#define I40E_AQ_VSI_TYPE_VF 0x0 -#define I40E_AQ_VSI_TYPE_VMDQ2 0x1 -#define I40E_AQ_VSI_TYPE_PF 0x2 -#define I40E_AQ_VSI_TYPE_EMP_MNG 0x3 -#define I40E_AQ_VSI_FLAG_CASCADED_PV 0x4 - __le32 addr_high; - __le32 addr_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_add_get_update_vsi); - -struct i40e_aqc_add_get_update_vsi_completion { - __le16 seid; - __le16 vsi_number; - __le16 vsi_used; - __le16 vsi_free; - __le32 addr_high; - __le32 addr_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_add_get_update_vsi_completion); - -struct i40e_aqc_vsi_properties_data { - /* first 96 byte are written by SW */ - __le16 valid_sections; -#define I40E_AQ_VSI_PROP_SWITCH_VALID 0x0001 -#define I40E_AQ_VSI_PROP_SECURITY_VALID 0x0002 -#define I40E_AQ_VSI_PROP_VLAN_VALID 0x0004 -#define I40E_AQ_VSI_PROP_CAS_PV_VALID 0x0008 -#define I40E_AQ_VSI_PROP_INGRESS_UP_VALID 0x0010 -#define I40E_AQ_VSI_PROP_EGRESS_UP_VALID 0x0020 -#define I40E_AQ_VSI_PROP_QUEUE_MAP_VALID 0x0040 -#define I40E_AQ_VSI_PROP_QUEUE_OPT_VALID 0x0080 -#define I40E_AQ_VSI_PROP_OUTER_UP_VALID 0x0100 -#define I40E_AQ_VSI_PROP_SCHED_VALID 0x0200 - /* switch section */ - __le16 switch_id; /* 12bit id combined with flags below */ -#define I40E_AQ_VSI_SW_ID_SHIFT 0x0000 -#define I40E_AQ_VSI_SW_ID_MASK (0xFFF << I40E_AQ_VSI_SW_ID_SHIFT) -#define I40E_AQ_VSI_SW_ID_FLAG_NOT_STAG 0x1000 -#define I40E_AQ_VSI_SW_ID_FLAG_ALLOW_LB 0x2000 -#define I40E_AQ_VSI_SW_ID_FLAG_LOCAL_LB 0x4000 - u8 sw_reserved[2]; - /* security section */ - u8 sec_flags; -#define I40E_AQ_VSI_SEC_FLAG_ALLOW_DEST_OVRD 0x01 -#define I40E_AQ_VSI_SEC_FLAG_ENABLE_VLAN_CHK 0x02 -#define I40E_AQ_VSI_SEC_FLAG_ENABLE_MAC_CHK 0x04 - u8 sec_reserved; - /* VLAN section */ - __le16 pvid; /* VLANS include priority bits */ - __le16 fcoe_pvid; - u8 port_vlan_flags; -#define I40E_AQ_VSI_PVLAN_MODE_SHIFT 0x00 -#define I40E_AQ_VSI_PVLAN_MODE_MASK (0x03 << \ - I40E_AQ_VSI_PVLAN_MODE_SHIFT) -#define I40E_AQ_VSI_PVLAN_MODE_TAGGED 0x01 -#define I40E_AQ_VSI_PVLAN_MODE_UNTAGGED 0x02 -#define I40E_AQ_VSI_PVLAN_MODE_ALL 0x03 -#define I40E_AQ_VSI_PVLAN_INSERT_PVID 0x04 -#define I40E_AQ_VSI_PVLAN_EMOD_SHIFT 0x03 -#define I40E_AQ_VSI_PVLAN_EMOD_MASK (0x3 << \ - I40E_AQ_VSI_PVLAN_EMOD_SHIFT) -#define I40E_AQ_VSI_PVLAN_EMOD_STR_BOTH 0x0 -#define I40E_AQ_VSI_PVLAN_EMOD_STR_UP 0x08 -#define I40E_AQ_VSI_PVLAN_EMOD_STR 0x10 -#define I40E_AQ_VSI_PVLAN_EMOD_NOTHING 0x18 - u8 pvlan_reserved[3]; - /* ingress egress up sections */ - __le32 ingress_table; /* bitmap, 3 bits per up */ -#define I40E_AQ_VSI_UP_TABLE_UP0_SHIFT 0 -#define I40E_AQ_VSI_UP_TABLE_UP0_MASK (0x7 << \ - I40E_AQ_VSI_UP_TABLE_UP0_SHIFT) -#define I40E_AQ_VSI_UP_TABLE_UP1_SHIFT 3 -#define I40E_AQ_VSI_UP_TABLE_UP1_MASK (0x7 << \ - I40E_AQ_VSI_UP_TABLE_UP1_SHIFT) -#define I40E_AQ_VSI_UP_TABLE_UP2_SHIFT 6 -#define I40E_AQ_VSI_UP_TABLE_UP2_MASK (0x7 << \ - I40E_AQ_VSI_UP_TABLE_UP2_SHIFT) -#define I40E_AQ_VSI_UP_TABLE_UP3_SHIFT 9 -#define I40E_AQ_VSI_UP_TABLE_UP3_MASK (0x7 << \ - I40E_AQ_VSI_UP_TABLE_UP3_SHIFT) -#define I40E_AQ_VSI_UP_TABLE_UP4_SHIFT 12 -#define I40E_AQ_VSI_UP_TABLE_UP4_MASK (0x7 << \ - I40E_AQ_VSI_UP_TABLE_UP4_SHIFT) -#define I40E_AQ_VSI_UP_TABLE_UP5_SHIFT 15 -#define I40E_AQ_VSI_UP_TABLE_UP5_MASK (0x7 << \ - I40E_AQ_VSI_UP_TABLE_UP5_SHIFT) -#define I40E_AQ_VSI_UP_TABLE_UP6_SHIFT 18 -#define I40E_AQ_VSI_UP_TABLE_UP6_MASK (0x7 << \ - I40E_AQ_VSI_UP_TABLE_UP6_SHIFT) -#define I40E_AQ_VSI_UP_TABLE_UP7_SHIFT 21 -#define I40E_AQ_VSI_UP_TABLE_UP7_MASK (0x7 << \ - I40E_AQ_VSI_UP_TABLE_UP7_SHIFT) - __le32 egress_table; /* same defines as for ingress table */ - /* cascaded PV section */ - __le16 cas_pv_tag; - u8 cas_pv_flags; -#define I40E_AQ_VSI_CAS_PV_TAGX_SHIFT 0x00 -#define I40E_AQ_VSI_CAS_PV_TAGX_MASK (0x03 << \ - I40E_AQ_VSI_CAS_PV_TAGX_SHIFT) -#define I40E_AQ_VSI_CAS_PV_TAGX_LEAVE 0x00 -#define I40E_AQ_VSI_CAS_PV_TAGX_REMOVE 0x01 -#define I40E_AQ_VSI_CAS_PV_TAGX_COPY 0x02 -#define I40E_AQ_VSI_CAS_PV_INSERT_TAG 0x10 -#define I40E_AQ_VSI_CAS_PV_ETAG_PRUNE 0x20 -#define I40E_AQ_VSI_CAS_PV_ACCEPT_HOST_TAG 0x40 - u8 cas_pv_reserved; - /* queue mapping section */ - __le16 mapping_flags; -#define I40E_AQ_VSI_QUE_MAP_CONTIG 0x0 -#define I40E_AQ_VSI_QUE_MAP_NONCONTIG 0x1 - __le16 queue_mapping[16]; -#define I40E_AQ_VSI_QUEUE_SHIFT 0x0 -#define I40E_AQ_VSI_QUEUE_MASK (0x7FF << I40E_AQ_VSI_QUEUE_SHIFT) - __le16 tc_mapping[8]; -#define I40E_AQ_VSI_TC_QUE_OFFSET_SHIFT 0 -#define I40E_AQ_VSI_TC_QUE_OFFSET_MASK (0x1FF << \ - I40E_AQ_VSI_TC_QUE_OFFSET_SHIFT) -#define I40E_AQ_VSI_TC_QUE_NUMBER_SHIFT 9 -#define I40E_AQ_VSI_TC_QUE_NUMBER_MASK (0x7 << \ - I40E_AQ_VSI_TC_QUE_NUMBER_SHIFT) - /* queueing option section */ - u8 queueing_opt_flags; -#define I40E_AQ_VSI_QUE_OPT_MULTICAST_UDP_ENA 0x04 -#define I40E_AQ_VSI_QUE_OPT_UNICAST_UDP_ENA 0x08 -#define I40E_AQ_VSI_QUE_OPT_TCP_ENA 0x10 -#define I40E_AQ_VSI_QUE_OPT_FCOE_ENA 0x20 -#define I40E_AQ_VSI_QUE_OPT_RSS_LUT_PF 0x00 -#define I40E_AQ_VSI_QUE_OPT_RSS_LUT_VSI 0x40 - u8 queueing_opt_reserved[3]; - /* scheduler section */ - u8 up_enable_bits; - u8 sched_reserved; - /* outer up section */ - __le32 outer_up_table; /* same structure and defines as ingress tbl */ - u8 cmd_reserved[8]; - /* last 32 bytes are written by FW */ - __le16 qs_handle[8]; -#define I40E_AQ_VSI_QS_HANDLE_INVALID 0xFFFF - __le16 stat_counter_idx; - __le16 sched_id; - u8 resp_reserved[12]; -}; - -I40E_CHECK_STRUCT_LEN(128, i40e_aqc_vsi_properties_data); - -/* Add Port Virtualizer (direct 0x0220) - * also used for update PV (direct 0x0221) but only flags are used - * (IS_CTRL_PORT only works on add PV) - */ -struct i40e_aqc_add_update_pv { - __le16 command_flags; -#define I40E_AQC_PV_FLAG_PV_TYPE 0x1 -#define I40E_AQC_PV_FLAG_FWD_UNKNOWN_STAG_EN 0x2 -#define I40E_AQC_PV_FLAG_FWD_UNKNOWN_ETAG_EN 0x4 -#define I40E_AQC_PV_FLAG_IS_CTRL_PORT 0x8 - __le16 uplink_seid; - __le16 connected_seid; - u8 reserved[10]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_add_update_pv); - -struct i40e_aqc_add_update_pv_completion { - /* reserved for update; for add also encodes error if rc == ENOSPC */ - __le16 pv_seid; -#define I40E_AQC_PV_ERR_FLAG_NO_PV 0x1 -#define I40E_AQC_PV_ERR_FLAG_NO_SCHED 0x2 -#define I40E_AQC_PV_ERR_FLAG_NO_COUNTER 0x4 -#define I40E_AQC_PV_ERR_FLAG_NO_ENTRY 0x8 - u8 reserved[14]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_add_update_pv_completion); - -/* Get PV Params (direct 0x0222) - * uses i40e_aqc_switch_seid for the descriptor - */ - -struct i40e_aqc_get_pv_params_completion { - __le16 seid; - __le16 default_stag; - __le16 pv_flags; /* same flags as add_pv */ -#define I40E_AQC_GET_PV_PV_TYPE 0x1 -#define I40E_AQC_GET_PV_FRWD_UNKNOWN_STAG 0x2 -#define I40E_AQC_GET_PV_FRWD_UNKNOWN_ETAG 0x4 - u8 reserved[8]; - __le16 default_port_seid; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_get_pv_params_completion); - -/* Add VEB (direct 0x0230) */ -struct i40e_aqc_add_veb { - __le16 uplink_seid; - __le16 downlink_seid; - __le16 veb_flags; -#define I40E_AQC_ADD_VEB_FLOATING 0x1 -#define I40E_AQC_ADD_VEB_PORT_TYPE_SHIFT 1 -#define I40E_AQC_ADD_VEB_PORT_TYPE_MASK (0x3 << \ - I40E_AQC_ADD_VEB_PORT_TYPE_SHIFT) -#define I40E_AQC_ADD_VEB_PORT_TYPE_DEFAULT 0x2 -#define I40E_AQC_ADD_VEB_PORT_TYPE_DATA 0x4 -#define I40E_AQC_ADD_VEB_ENABLE_L2_FILTER 0x8 /* deprecated */ -#define I40E_AQC_ADD_VEB_ENABLE_DISABLE_STATS 0x10 - u8 enable_tcs; - u8 reserved[9]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_add_veb); - -struct i40e_aqc_add_veb_completion { - u8 reserved[6]; - __le16 switch_seid; - /* also encodes error if rc == ENOSPC; codes are the same as add_pv */ - __le16 veb_seid; -#define I40E_AQC_VEB_ERR_FLAG_NO_VEB 0x1 -#define I40E_AQC_VEB_ERR_FLAG_NO_SCHED 0x2 -#define I40E_AQC_VEB_ERR_FLAG_NO_COUNTER 0x4 -#define I40E_AQC_VEB_ERR_FLAG_NO_ENTRY 0x8 - __le16 statistic_index; - __le16 vebs_used; - __le16 vebs_free; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_add_veb_completion); - -/* Get VEB Parameters (direct 0x0232) - * uses i40e_aqc_switch_seid for the descriptor - */ -struct i40e_aqc_get_veb_parameters_completion { - __le16 seid; - __le16 switch_id; - __le16 veb_flags; /* only the first/last flags from 0x0230 is valid */ - __le16 statistic_index; - __le16 vebs_used; - __le16 vebs_free; - u8 reserved[4]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_get_veb_parameters_completion); - -/* Delete Element (direct 0x0243) - * uses the generic i40e_aqc_switch_seid - */ - -/* Add MAC-VLAN (indirect 0x0250) */ - -/* used for the command for most vlan commands */ -struct i40e_aqc_macvlan { - __le16 num_addresses; - __le16 seid[3]; -#define I40E_AQC_MACVLAN_CMD_SEID_NUM_SHIFT 0 -#define I40E_AQC_MACVLAN_CMD_SEID_NUM_MASK (0x3FF << \ - I40E_AQC_MACVLAN_CMD_SEID_NUM_SHIFT) -#define I40E_AQC_MACVLAN_CMD_SEID_VALID 0x8000 - __le32 addr_high; - __le32 addr_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_macvlan); - -/* indirect data for command and response */ -struct i40e_aqc_add_macvlan_element_data { - u8 mac_addr[6]; - __le16 vlan_tag; - __le16 flags; -#define I40E_AQC_MACVLAN_ADD_PERFECT_MATCH 0x0001 -#define I40E_AQC_MACVLAN_ADD_HASH_MATCH 0x0002 -#define I40E_AQC_MACVLAN_ADD_IGNORE_VLAN 0x0004 -#define I40E_AQC_MACVLAN_ADD_TO_QUEUE 0x0008 -#define I40E_AQC_MACVLAN_ADD_USE_SHARED_MAC 0x0010 - __le16 queue_number; -#define I40E_AQC_MACVLAN_CMD_QUEUE_SHIFT 0 -#define I40E_AQC_MACVLAN_CMD_QUEUE_MASK (0x7FF << \ - I40E_AQC_MACVLAN_CMD_SEID_NUM_SHIFT) - /* response section */ - u8 match_method; -#define I40E_AQC_MM_PERFECT_MATCH 0x01 -#define I40E_AQC_MM_HASH_MATCH 0x02 -#define I40E_AQC_MM_ERR_NO_RES 0xFF - u8 reserved1[3]; -}; - -struct i40e_aqc_add_remove_macvlan_completion { - __le16 perfect_mac_used; - __le16 perfect_mac_free; - __le16 unicast_hash_free; - __le16 multicast_hash_free; - __le32 addr_high; - __le32 addr_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_add_remove_macvlan_completion); - -/* Remove MAC-VLAN (indirect 0x0251) - * uses i40e_aqc_macvlan for the descriptor - * data points to an array of num_addresses of elements - */ - -struct i40e_aqc_remove_macvlan_element_data { - u8 mac_addr[6]; - __le16 vlan_tag; - u8 flags; -#define I40E_AQC_MACVLAN_DEL_PERFECT_MATCH 0x01 -#define I40E_AQC_MACVLAN_DEL_HASH_MATCH 0x02 -#define I40E_AQC_MACVLAN_DEL_IGNORE_VLAN 0x08 -#define I40E_AQC_MACVLAN_DEL_ALL_VSIS 0x10 - u8 reserved[3]; - /* reply section */ - u8 error_code; -#define I40E_AQC_REMOVE_MACVLAN_SUCCESS 0x0 -#define I40E_AQC_REMOVE_MACVLAN_FAIL 0xFF - u8 reply_reserved[3]; -}; - -/* Add VLAN (indirect 0x0252) - * Remove VLAN (indirect 0x0253) - * use the generic i40e_aqc_macvlan for the command - */ -struct i40e_aqc_add_remove_vlan_element_data { - __le16 vlan_tag; - u8 vlan_flags; -/* flags for add VLAN */ -#define I40E_AQC_ADD_VLAN_LOCAL 0x1 -#define I40E_AQC_ADD_PVLAN_TYPE_SHIFT 1 -#define I40E_AQC_ADD_PVLAN_TYPE_MASK (0x3 << I40E_AQC_ADD_PVLAN_TYPE_SHIFT) -#define I40E_AQC_ADD_PVLAN_TYPE_REGULAR 0x0 -#define I40E_AQC_ADD_PVLAN_TYPE_PRIMARY 0x2 -#define I40E_AQC_ADD_PVLAN_TYPE_SECONDARY 0x4 -#define I40E_AQC_VLAN_PTYPE_SHIFT 3 -#define I40E_AQC_VLAN_PTYPE_MASK (0x3 << I40E_AQC_VLAN_PTYPE_SHIFT) -#define I40E_AQC_VLAN_PTYPE_REGULAR_VSI 0x0 -#define I40E_AQC_VLAN_PTYPE_PROMISC_VSI 0x8 -#define I40E_AQC_VLAN_PTYPE_COMMUNITY_VSI 0x10 -#define I40E_AQC_VLAN_PTYPE_ISOLATED_VSI 0x18 -/* flags for remove VLAN */ -#define I40E_AQC_REMOVE_VLAN_ALL 0x1 - u8 reserved; - u8 result; -/* flags for add VLAN */ -#define I40E_AQC_ADD_VLAN_SUCCESS 0x0 -#define I40E_AQC_ADD_VLAN_FAIL_REQUEST 0xFE -#define I40E_AQC_ADD_VLAN_FAIL_RESOURCE 0xFF -/* flags for remove VLAN */ -#define I40E_AQC_REMOVE_VLAN_SUCCESS 0x0 -#define I40E_AQC_REMOVE_VLAN_FAIL 0xFF - u8 reserved1[3]; -}; - -struct i40e_aqc_add_remove_vlan_completion { - u8 reserved[4]; - __le16 vlans_used; - __le16 vlans_free; - __le32 addr_high; - __le32 addr_low; -}; - -/* Set VSI Promiscuous Modes (direct 0x0254) */ -struct i40e_aqc_set_vsi_promiscuous_modes { - __le16 promiscuous_flags; - __le16 valid_flags; -/* flags used for both fields above */ -#define I40E_AQC_SET_VSI_PROMISC_UNICAST 0x01 -#define I40E_AQC_SET_VSI_PROMISC_MULTICAST 0x02 -#define I40E_AQC_SET_VSI_PROMISC_BROADCAST 0x04 -#define I40E_AQC_SET_VSI_DEFAULT 0x08 -#define I40E_AQC_SET_VSI_PROMISC_VLAN 0x10 -#define I40E_AQC_SET_VSI_PROMISC_TX 0x8000 - __le16 seid; -#define I40E_AQC_VSI_PROM_CMD_SEID_MASK 0x3FF - __le16 vlan_tag; -#define I40E_AQC_SET_VSI_VLAN_MASK 0x0FFF -#define I40E_AQC_SET_VSI_VLAN_VALID 0x8000 - u8 reserved[8]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_set_vsi_promiscuous_modes); - -/* Add S/E-tag command (direct 0x0255) - * Uses generic i40e_aqc_add_remove_tag_completion for completion - */ -struct i40e_aqc_add_tag { - __le16 flags; -#define I40E_AQC_ADD_TAG_FLAG_TO_QUEUE 0x0001 - __le16 seid; -#define I40E_AQC_ADD_TAG_CMD_SEID_NUM_SHIFT 0 -#define I40E_AQC_ADD_TAG_CMD_SEID_NUM_MASK (0x3FF << \ - I40E_AQC_ADD_TAG_CMD_SEID_NUM_SHIFT) - __le16 tag; - __le16 queue_number; - u8 reserved[8]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_add_tag); - -struct i40e_aqc_add_remove_tag_completion { - u8 reserved[12]; - __le16 tags_used; - __le16 tags_free; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_add_remove_tag_completion); - -/* Remove S/E-tag command (direct 0x0256) - * Uses generic i40e_aqc_add_remove_tag_completion for completion - */ -struct i40e_aqc_remove_tag { - __le16 seid; -#define I40E_AQC_REMOVE_TAG_CMD_SEID_NUM_SHIFT 0 -#define I40E_AQC_REMOVE_TAG_CMD_SEID_NUM_MASK (0x3FF << \ - I40E_AQC_REMOVE_TAG_CMD_SEID_NUM_SHIFT) - __le16 tag; - u8 reserved[12]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_remove_tag); - -/* Add multicast E-Tag (direct 0x0257) - * del multicast E-Tag (direct 0x0258) only uses pv_seid and etag fields - * and no external data - */ -struct i40e_aqc_add_remove_mcast_etag { - __le16 pv_seid; - __le16 etag; - u8 num_unicast_etags; - u8 reserved[3]; - __le32 addr_high; /* address of array of 2-byte s-tags */ - __le32 addr_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_add_remove_mcast_etag); - -struct i40e_aqc_add_remove_mcast_etag_completion { - u8 reserved[4]; - __le16 mcast_etags_used; - __le16 mcast_etags_free; - __le32 addr_high; - __le32 addr_low; - -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_add_remove_mcast_etag_completion); - -/* Update S/E-Tag (direct 0x0259) */ -struct i40e_aqc_update_tag { - __le16 seid; -#define I40E_AQC_UPDATE_TAG_CMD_SEID_NUM_SHIFT 0 -#define I40E_AQC_UPDATE_TAG_CMD_SEID_NUM_MASK (0x3FF << \ - I40E_AQC_UPDATE_TAG_CMD_SEID_NUM_SHIFT) - __le16 old_tag; - __le16 new_tag; - u8 reserved[10]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_update_tag); - -struct i40e_aqc_update_tag_completion { - u8 reserved[12]; - __le16 tags_used; - __le16 tags_free; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_update_tag_completion); - -/* Add Control Packet filter (direct 0x025A) - * Remove Control Packet filter (direct 0x025B) - * uses the i40e_aqc_add_oveb_cloud, - * and the generic direct completion structure - */ -struct i40e_aqc_add_remove_control_packet_filter { - u8 mac[6]; - __le16 etype; - __le16 flags; -#define I40E_AQC_ADD_CONTROL_PACKET_FLAGS_IGNORE_MAC 0x0001 -#define I40E_AQC_ADD_CONTROL_PACKET_FLAGS_DROP 0x0002 -#define I40E_AQC_ADD_CONTROL_PACKET_FLAGS_TO_QUEUE 0x0004 -#define I40E_AQC_ADD_CONTROL_PACKET_FLAGS_TX 0x0008 -#define I40E_AQC_ADD_CONTROL_PACKET_FLAGS_RX 0x0000 - __le16 seid; -#define I40E_AQC_ADD_CONTROL_PACKET_CMD_SEID_NUM_SHIFT 0 -#define I40E_AQC_ADD_CONTROL_PACKET_CMD_SEID_NUM_MASK (0x3FF << \ - I40E_AQC_ADD_CONTROL_PACKET_CMD_SEID_NUM_SHIFT) - __le16 queue; - u8 reserved[2]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_add_remove_control_packet_filter); - -struct i40e_aqc_add_remove_control_packet_filter_completion { - __le16 mac_etype_used; - __le16 etype_used; - __le16 mac_etype_free; - __le16 etype_free; - u8 reserved[8]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_add_remove_control_packet_filter_completion); - -/* Add Cloud filters (indirect 0x025C) - * Remove Cloud filters (indirect 0x025D) - * uses the i40e_aqc_add_remove_cloud_filters, - * and the generic indirect completion structure - */ -struct i40e_aqc_add_remove_cloud_filters { - u8 num_filters; - u8 reserved; - __le16 seid; -#define I40E_AQC_ADD_CLOUD_CMD_SEID_NUM_SHIFT 0 -#define I40E_AQC_ADD_CLOUD_CMD_SEID_NUM_MASK (0x3FF << \ - I40E_AQC_ADD_CLOUD_CMD_SEID_NUM_SHIFT) - u8 big_buffer_flag; -#define I40E_AQC_ADD_CLOUD_CMD_BB 1 - u8 reserved2[3]; - __le32 addr_high; - __le32 addr_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_add_remove_cloud_filters); - -struct i40e_aqc_cloud_filters_element_data { - u8 outer_mac[6]; - u8 inner_mac[6]; - __le16 inner_vlan; - union { - struct { - u8 reserved[12]; - u8 data[4]; - } v4; - struct { - u8 data[16]; - } v6; - struct { - __le16 data[8]; - } raw_v6; - } ipaddr; - __le16 flags; -#define I40E_AQC_ADD_CLOUD_FILTER_SHIFT 0 -#define I40E_AQC_ADD_CLOUD_FILTER_MASK (0x3F << \ - I40E_AQC_ADD_CLOUD_FILTER_SHIFT) -/* 0x0000 reserved */ -#define I40E_AQC_ADD_CLOUD_FILTER_OIP 0x0001 -/* 0x0002 reserved */ -#define I40E_AQC_ADD_CLOUD_FILTER_IMAC_IVLAN 0x0003 -#define I40E_AQC_ADD_CLOUD_FILTER_IMAC_IVLAN_TEN_ID 0x0004 -/* 0x0005 reserved */ -#define I40E_AQC_ADD_CLOUD_FILTER_IMAC_TEN_ID 0x0006 -/* 0x0007 reserved */ -/* 0x0008 reserved */ -#define I40E_AQC_ADD_CLOUD_FILTER_OMAC 0x0009 -#define I40E_AQC_ADD_CLOUD_FILTER_IMAC 0x000A -#define I40E_AQC_ADD_CLOUD_FILTER_OMAC_TEN_ID_IMAC 0x000B -#define I40E_AQC_ADD_CLOUD_FILTER_IIP 0x000C -/* 0x0010 to 0x0017 is for custom filters */ -#define I40E_AQC_ADD_CLOUD_FILTER_IP_PORT 0x0010 /* Dest IP + L4 Port */ -#define I40E_AQC_ADD_CLOUD_FILTER_MAC_PORT 0x0011 /* Dest MAC + L4 Port */ -#define I40E_AQC_ADD_CLOUD_FILTER_MAC_VLAN_PORT 0x0012 /* Dest MAC + VLAN + L4 Port */ - -#define I40E_AQC_ADD_CLOUD_FLAGS_TO_QUEUE 0x0080 -#define I40E_AQC_ADD_CLOUD_VNK_SHIFT 6 -#define I40E_AQC_ADD_CLOUD_VNK_MASK 0x00C0 -#define I40E_AQC_ADD_CLOUD_FLAGS_IPV4 0 -#define I40E_AQC_ADD_CLOUD_FLAGS_IPV6 0x0100 - -#define I40E_AQC_ADD_CLOUD_TNL_TYPE_SHIFT 9 -#define I40E_AQC_ADD_CLOUD_TNL_TYPE_MASK 0x1E00 -#define I40E_AQC_ADD_CLOUD_TNL_TYPE_VXLAN 0 -#define I40E_AQC_ADD_CLOUD_TNL_TYPE_NVGRE_OMAC 1 -#define I40E_AQC_ADD_CLOUD_TNL_TYPE_GENEVE 2 -#define I40E_AQC_ADD_CLOUD_TNL_TYPE_IP 3 -#define I40E_AQC_ADD_CLOUD_TNL_TYPE_RESERVED 4 -#define I40E_AQC_ADD_CLOUD_TNL_TYPE_VXLAN_GPE 5 - -#define I40E_AQC_ADD_CLOUD_FLAGS_SHARED_OUTER_MAC 0x2000 -#define I40E_AQC_ADD_CLOUD_FLAGS_SHARED_INNER_MAC 0x4000 -#define I40E_AQC_ADD_CLOUD_FLAGS_SHARED_OUTER_IP 0x8000 - - __le32 tenant_id; - u8 reserved[4]; - __le16 queue_number; -#define I40E_AQC_ADD_CLOUD_QUEUE_SHIFT 0 -#define I40E_AQC_ADD_CLOUD_QUEUE_MASK (0x7FF << \ - I40E_AQC_ADD_CLOUD_QUEUE_SHIFT) - u8 reserved2[14]; - /* response section */ - u8 allocation_result; -#define I40E_AQC_ADD_CLOUD_FILTER_SUCCESS 0x0 -#define I40E_AQC_ADD_CLOUD_FILTER_FAIL 0xFF - u8 response_reserved[7]; -}; - -I40E_CHECK_STRUCT_LEN(0x40, i40e_aqc_cloud_filters_element_data); - -/* i40e_aqc_cloud_filters_element_bb is used when - * I40E_AQC_ADD_CLOUD_CMD_BB flag is set. - */ -struct i40e_aqc_cloud_filters_element_bb { - struct i40e_aqc_cloud_filters_element_data element; - u16 general_fields[32]; -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X10_WORD0 0 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X10_WORD1 1 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X10_WORD2 2 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X11_WORD0 3 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X11_WORD1 4 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X11_WORD2 5 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X12_WORD0 6 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X12_WORD1 7 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X12_WORD2 8 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X13_WORD0 9 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X13_WORD1 10 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X13_WORD2 11 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X14_WORD0 12 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X14_WORD1 13 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X14_WORD2 14 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X16_WORD0 15 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X16_WORD1 16 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X16_WORD2 17 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X16_WORD3 18 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X16_WORD4 19 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X16_WORD5 20 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X16_WORD6 21 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X16_WORD7 22 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X17_WORD0 23 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X17_WORD1 24 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X17_WORD2 25 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X17_WORD3 26 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X17_WORD4 27 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X17_WORD5 28 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X17_WORD6 29 -#define I40E_AQC_ADD_CLOUD_FV_FLU_0X17_WORD7 30 -}; - -I40E_CHECK_STRUCT_LEN(0x80, i40e_aqc_cloud_filters_element_bb); - -struct i40e_aqc_remove_cloud_filters_completion { - __le16 perfect_ovlan_used; - __le16 perfect_ovlan_free; - __le16 vlan_used; - __le16 vlan_free; - __le32 addr_high; - __le32 addr_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_remove_cloud_filters_completion); - -/* Replace filter Command 0x025F - * uses the i40e_aqc_replace_cloud_filters, - * and the generic indirect completion structure - */ -struct i40e_filter_data { - u8 filter_type; - u8 input[3]; -}; - -I40E_CHECK_STRUCT_LEN(4, i40e_filter_data); - -struct i40e_aqc_replace_cloud_filters_cmd { - u8 valid_flags; -#define I40E_AQC_REPLACE_L1_FILTER 0x0 -#define I40E_AQC_REPLACE_CLOUD_FILTER 0x1 -#define I40E_AQC_GET_CLOUD_FILTERS 0x2 -#define I40E_AQC_MIRROR_CLOUD_FILTER 0x4 -#define I40E_AQC_HIGH_PRIORITY_CLOUD_FILTER 0x8 - u8 old_filter_type; - u8 new_filter_type; - u8 tr_bit; - u8 reserved[4]; - __le32 addr_high; - __le32 addr_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_replace_cloud_filters_cmd); - -struct i40e_aqc_replace_cloud_filters_cmd_buf { - u8 data[32]; -/* Filter type INPUT codes*/ -#define I40E_AQC_REPLACE_CLOUD_CMD_INPUT_ENTRIES_MAX 3 -#define I40E_AQC_REPLACE_CLOUD_CMD_INPUT_VALIDATED BIT(7) - -/* Field Vector offsets */ -#define I40E_AQC_REPLACE_CLOUD_CMD_INPUT_FV_MAC_DA 0 -#define I40E_AQC_REPLACE_CLOUD_CMD_INPUT_FV_STAG_ETH 6 -#define I40E_AQC_REPLACE_CLOUD_CMD_INPUT_FV_STAG 7 -#define I40E_AQC_REPLACE_CLOUD_CMD_INPUT_FV_VLAN 8 -#define I40E_AQC_REPLACE_CLOUD_CMD_INPUT_FV_STAG_OVLAN 9 -#define I40E_AQC_REPLACE_CLOUD_CMD_INPUT_FV_STAG_IVLAN 10 -#define I40E_AQC_REPLACE_CLOUD_CMD_INPUT_FV_TUNNLE_KEY 11 -#define I40E_AQC_REPLACE_CLOUD_CMD_INPUT_FV_IMAC 12 -/* big FLU */ -#define I40E_AQC_REPLACE_CLOUD_CMD_INPUT_FV_IP_DA 14 -/* big FLU */ -#define I40E_AQC_REPLACE_CLOUD_CMD_INPUT_FV_OIP_DA 15 - -#define I40E_AQC_REPLACE_CLOUD_CMD_INPUT_FV_INNER_VLAN 37 - struct i40e_filter_data filters[8]; -}; - -I40E_CHECK_STRUCT_LEN(0x40, i40e_aqc_replace_cloud_filters_cmd_buf); - -/* Add Mirror Rule (indirect or direct 0x0260) - * Delete Mirror Rule (indirect or direct 0x0261) - * note: some rule types (4,5) do not use an external buffer. - * take care to set the flags correctly. - */ -struct i40e_aqc_add_delete_mirror_rule { - __le16 seid; - __le16 rule_type; -#define I40E_AQC_MIRROR_RULE_TYPE_SHIFT 0 -#define I40E_AQC_MIRROR_RULE_TYPE_MASK (0x7 << \ - I40E_AQC_MIRROR_RULE_TYPE_SHIFT) -#define I40E_AQC_MIRROR_RULE_TYPE_VPORT_INGRESS 1 -#define I40E_AQC_MIRROR_RULE_TYPE_VPORT_EGRESS 2 -#define I40E_AQC_MIRROR_RULE_TYPE_VLAN 3 -#define I40E_AQC_MIRROR_RULE_TYPE_ALL_INGRESS 4 -#define I40E_AQC_MIRROR_RULE_TYPE_ALL_EGRESS 5 - __le16 num_entries; - __le16 destination; /* VSI for add, rule id for delete */ - __le32 addr_high; /* address of array of 2-byte VSI or VLAN ids */ - __le32 addr_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_add_delete_mirror_rule); - -struct i40e_aqc_add_delete_mirror_rule_completion { - u8 reserved[2]; - __le16 rule_id; /* only used on add */ - __le16 mirror_rules_used; - __le16 mirror_rules_free; - __le32 addr_high; - __le32 addr_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_add_delete_mirror_rule_completion); - -/* Dynamic Device Personalization */ -struct i40e_aqc_write_personalization_profile { - u8 flags; - u8 reserved[3]; - __le32 profile_track_id; - __le32 addr_high; - __le32 addr_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_write_personalization_profile); - -struct i40e_aqc_write_ddp_resp { - __le32 error_offset; - __le32 error_info; - __le32 addr_high; - __le32 addr_low; -}; - -struct i40e_aqc_get_applied_profiles { - u8 flags; -#define I40E_AQC_GET_DDP_GET_CONF 0x1 -#define I40E_AQC_GET_DDP_GET_RDPU_CONF 0x2 - u8 rsv[3]; - __le32 reserved; - __le32 addr_high; - __le32 addr_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_get_applied_profiles); - -/* DCB 0x03xx*/ - -/* PFC Ignore (direct 0x0301) - * the command and response use the same descriptor structure - */ -struct i40e_aqc_pfc_ignore { - u8 tc_bitmap; - u8 command_flags; /* unused on response */ -#define I40E_AQC_PFC_IGNORE_SET 0x80 -#define I40E_AQC_PFC_IGNORE_CLEAR 0x0 - u8 reserved[14]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_pfc_ignore); - -/* DCB Update (direct 0x0302) uses the i40e_aq_desc structure - * with no parameters - */ - -/* TX scheduler 0x04xx */ - -/* Almost all the indirect commands use - * this generic struct to pass the SEID in param0 - */ -struct i40e_aqc_tx_sched_ind { - __le16 vsi_seid; - u8 reserved[6]; - __le32 addr_high; - __le32 addr_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_tx_sched_ind); - -/* Several commands respond with a set of queue set handles */ -struct i40e_aqc_qs_handles_resp { - __le16 qs_handles[8]; -}; - -/* Configure VSI BW limits (direct 0x0400) */ -struct i40e_aqc_configure_vsi_bw_limit { - __le16 vsi_seid; - u8 reserved[2]; - __le16 credit; - u8 reserved1[2]; - u8 max_credit; /* 0-3, limit = 2^max */ - u8 reserved2[7]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_configure_vsi_bw_limit); - -/* Configure VSI Bandwidth Limit per Traffic Type (indirect 0x0406) - * responds with i40e_aqc_qs_handles_resp - */ -struct i40e_aqc_configure_vsi_ets_sla_bw_data { - u8 tc_valid_bits; - u8 reserved[15]; - __le16 tc_bw_credits[8]; /* FW writesback QS handles here */ - - /* 4 bits per tc 0-7, 4th bit is reserved, limit = 2^max */ - __le16 tc_bw_max[2]; - u8 reserved1[28]; -}; - -I40E_CHECK_STRUCT_LEN(0x40, i40e_aqc_configure_vsi_ets_sla_bw_data); - -/* Configure VSI Bandwidth Allocation per Traffic Type (indirect 0x0407) - * responds with i40e_aqc_qs_handles_resp - */ -struct i40e_aqc_configure_vsi_tc_bw_data { - u8 tc_valid_bits; - u8 reserved[3]; - u8 tc_bw_credits[8]; - u8 reserved1[4]; - __le16 qs_handles[8]; -}; - -I40E_CHECK_STRUCT_LEN(0x20, i40e_aqc_configure_vsi_tc_bw_data); - -/* Query vsi bw configuration (indirect 0x0408) */ -struct i40e_aqc_query_vsi_bw_config_resp { - u8 tc_valid_bits; - u8 tc_suspended_bits; - u8 reserved[14]; - __le16 qs_handles[8]; - u8 reserved1[4]; - __le16 port_bw_limit; - u8 reserved2[2]; - u8 max_bw; /* 0-3, limit = 2^max */ - u8 reserved3[23]; -}; - -I40E_CHECK_STRUCT_LEN(0x40, i40e_aqc_query_vsi_bw_config_resp); - -/* Query VSI Bandwidth Allocation per Traffic Type (indirect 0x040A) */ -struct i40e_aqc_query_vsi_ets_sla_config_resp { - u8 tc_valid_bits; - u8 reserved[3]; - u8 share_credits[8]; - __le16 credits[8]; - - /* 4 bits per tc 0-7, 4th bit is reserved, limit = 2^max */ - __le16 tc_bw_max[2]; -}; - -I40E_CHECK_STRUCT_LEN(0x20, i40e_aqc_query_vsi_ets_sla_config_resp); - -/* Configure Switching Component Bandwidth Limit (direct 0x0410) */ -struct i40e_aqc_configure_switching_comp_bw_limit { - __le16 seid; - u8 reserved[2]; - __le16 credit; - u8 reserved1[2]; - u8 max_bw; /* 0-3, limit = 2^max */ - u8 reserved2[7]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_configure_switching_comp_bw_limit); - -/* Enable Physical Port ETS (indirect 0x0413) - * Modify Physical Port ETS (indirect 0x0414) - * Disable Physical Port ETS (indirect 0x0415) - */ -struct i40e_aqc_configure_switching_comp_ets_data { - u8 reserved[4]; - u8 tc_valid_bits; - u8 seepage; -#define I40E_AQ_ETS_SEEPAGE_EN_MASK 0x1 - u8 tc_strict_priority_flags; - u8 reserved1[17]; - u8 tc_bw_share_credits[8]; - u8 reserved2[96]; -}; - -I40E_CHECK_STRUCT_LEN(0x80, i40e_aqc_configure_switching_comp_ets_data); - -/* Configure Switching Component Bandwidth Limits per Tc (indirect 0x0416) */ -struct i40e_aqc_configure_switching_comp_ets_bw_limit_data { - u8 tc_valid_bits; - u8 reserved[15]; - __le16 tc_bw_credit[8]; - - /* 4 bits per tc 0-7, 4th bit is reserved, limit = 2^max */ - __le16 tc_bw_max[2]; - u8 reserved1[28]; -}; - -I40E_CHECK_STRUCT_LEN(0x40, - i40e_aqc_configure_switching_comp_ets_bw_limit_data); - -/* Configure Switching Component Bandwidth Allocation per Tc - * (indirect 0x0417) - */ -struct i40e_aqc_configure_switching_comp_bw_config_data { - u8 tc_valid_bits; - u8 reserved[2]; - u8 absolute_credits; /* bool */ - u8 tc_bw_share_credits[8]; - u8 reserved1[20]; -}; - -I40E_CHECK_STRUCT_LEN(0x20, i40e_aqc_configure_switching_comp_bw_config_data); - -/* Query Switching Component Configuration (indirect 0x0418) */ -struct i40e_aqc_query_switching_comp_ets_config_resp { - u8 tc_valid_bits; - u8 reserved[35]; - __le16 port_bw_limit; - u8 reserved1[2]; - u8 tc_bw_max; /* 0-3, limit = 2^max */ - u8 reserved2[23]; -}; - -I40E_CHECK_STRUCT_LEN(0x40, i40e_aqc_query_switching_comp_ets_config_resp); - -/* Query PhysicalPort ETS Configuration (indirect 0x0419) */ -struct i40e_aqc_query_port_ets_config_resp { - u8 reserved[4]; - u8 tc_valid_bits; - u8 reserved1; - u8 tc_strict_priority_bits; - u8 reserved2; - u8 tc_bw_share_credits[8]; - __le16 tc_bw_limits[8]; - - /* 4 bits per tc 0-7, 4th bit reserved, limit = 2^max */ - __le16 tc_bw_max[2]; - u8 reserved3[32]; -}; - -I40E_CHECK_STRUCT_LEN(0x44, i40e_aqc_query_port_ets_config_resp); - -/* Query Switching Component Bandwidth Allocation per Traffic Type - * (indirect 0x041A) - */ -struct i40e_aqc_query_switching_comp_bw_config_resp { - u8 tc_valid_bits; - u8 reserved[2]; - u8 absolute_credits_enable; /* bool */ - u8 tc_bw_share_credits[8]; - __le16 tc_bw_limits[8]; - - /* 4 bits per tc 0-7, 4th bit is reserved, limit = 2^max */ - __le16 tc_bw_max[2]; -}; - -I40E_CHECK_STRUCT_LEN(0x20, i40e_aqc_query_switching_comp_bw_config_resp); - -/* Suspend/resume port TX traffic - * (direct 0x041B and 0x041C) uses the generic SEID struct - */ - -/* Configure partition BW - * (indirect 0x041D) - */ -struct i40e_aqc_configure_partition_bw_data { - __le16 pf_valid_bits; - u8 min_bw[16]; /* guaranteed bandwidth */ - u8 max_bw[16]; /* bandwidth limit */ -}; - -I40E_CHECK_STRUCT_LEN(0x22, i40e_aqc_configure_partition_bw_data); - -/* Get and set the active HMC resource profile and status. - * (direct 0x0500) and (direct 0x0501) - */ -struct i40e_aq_get_set_hmc_resource_profile { - u8 pm_profile; - u8 pe_vf_enabled; - u8 reserved[14]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aq_get_set_hmc_resource_profile); - -enum i40e_aq_hmc_profile { - /* I40E_HMC_PROFILE_NO_CHANGE = 0, reserved */ - I40E_HMC_PROFILE_DEFAULT = 1, - I40E_HMC_PROFILE_FAVOR_VF = 2, - I40E_HMC_PROFILE_EQUAL = 3, -}; - -/* Get PHY Abilities (indirect 0x0600) uses the generic indirect struct */ - -/* set in param0 for get phy abilities to report qualified modules */ -#define I40E_AQ_PHY_REPORT_QUALIFIED_MODULES 0x0001 -#define I40E_AQ_PHY_REPORT_INITIAL_VALUES 0x0002 - -enum i40e_aq_phy_type { - I40E_PHY_TYPE_SGMII = 0x0, - I40E_PHY_TYPE_1000BASE_KX = 0x1, - I40E_PHY_TYPE_10GBASE_KX4 = 0x2, - I40E_PHY_TYPE_10GBASE_KR = 0x3, - I40E_PHY_TYPE_40GBASE_KR4 = 0x4, - I40E_PHY_TYPE_XAUI = 0x5, - I40E_PHY_TYPE_XFI = 0x6, - I40E_PHY_TYPE_SFI = 0x7, - I40E_PHY_TYPE_XLAUI = 0x8, - I40E_PHY_TYPE_XLPPI = 0x9, - I40E_PHY_TYPE_40GBASE_CR4_CU = 0xA, - I40E_PHY_TYPE_10GBASE_CR1_CU = 0xB, - I40E_PHY_TYPE_10GBASE_AOC = 0xC, - I40E_PHY_TYPE_40GBASE_AOC = 0xD, - I40E_PHY_TYPE_UNRECOGNIZED = 0xE, - I40E_PHY_TYPE_UNSUPPORTED = 0xF, - I40E_PHY_TYPE_100BASE_TX = 0x11, - I40E_PHY_TYPE_1000BASE_T = 0x12, - I40E_PHY_TYPE_10GBASE_T = 0x13, - I40E_PHY_TYPE_10GBASE_SR = 0x14, - I40E_PHY_TYPE_10GBASE_LR = 0x15, - I40E_PHY_TYPE_10GBASE_SFPP_CU = 0x16, - I40E_PHY_TYPE_10GBASE_CR1 = 0x17, - I40E_PHY_TYPE_40GBASE_CR4 = 0x18, - I40E_PHY_TYPE_40GBASE_SR4 = 0x19, - I40E_PHY_TYPE_40GBASE_LR4 = 0x1A, - I40E_PHY_TYPE_1000BASE_SX = 0x1B, - I40E_PHY_TYPE_1000BASE_LX = 0x1C, - I40E_PHY_TYPE_1000BASE_T_OPTICAL = 0x1D, - I40E_PHY_TYPE_20GBASE_KR2 = 0x1E, - I40E_PHY_TYPE_25GBASE_KR = 0x1F, - I40E_PHY_TYPE_25GBASE_CR = 0x20, - I40E_PHY_TYPE_25GBASE_SR = 0x21, - I40E_PHY_TYPE_25GBASE_LR = 0x22, - I40E_PHY_TYPE_25GBASE_AOC = 0x23, - I40E_PHY_TYPE_25GBASE_ACC = 0x24, - I40E_PHY_TYPE_MAX, - I40E_PHY_TYPE_NOT_SUPPORTED_HIGH_TEMP = 0xFD, - I40E_PHY_TYPE_EMPTY = 0xFE, - I40E_PHY_TYPE_DEFAULT = 0xFF, -}; - -#define I40E_LINK_SPEED_100MB_SHIFT 0x1 -#define I40E_LINK_SPEED_1000MB_SHIFT 0x2 -#define I40E_LINK_SPEED_10GB_SHIFT 0x3 -#define I40E_LINK_SPEED_40GB_SHIFT 0x4 -#define I40E_LINK_SPEED_20GB_SHIFT 0x5 -#define I40E_LINK_SPEED_25GB_SHIFT 0x6 - -enum i40e_aq_link_speed { - I40E_LINK_SPEED_UNKNOWN = 0, - I40E_LINK_SPEED_100MB = BIT(I40E_LINK_SPEED_100MB_SHIFT), - I40E_LINK_SPEED_1GB = BIT(I40E_LINK_SPEED_1000MB_SHIFT), - I40E_LINK_SPEED_10GB = BIT(I40E_LINK_SPEED_10GB_SHIFT), - I40E_LINK_SPEED_40GB = BIT(I40E_LINK_SPEED_40GB_SHIFT), - I40E_LINK_SPEED_20GB = BIT(I40E_LINK_SPEED_20GB_SHIFT), - I40E_LINK_SPEED_25GB = BIT(I40E_LINK_SPEED_25GB_SHIFT), -}; - -struct i40e_aqc_module_desc { - u8 oui[3]; - u8 reserved1; - u8 part_number[16]; - u8 revision[4]; - u8 reserved2[8]; -}; - -I40E_CHECK_STRUCT_LEN(0x20, i40e_aqc_module_desc); - -struct i40e_aq_get_phy_abilities_resp { - __le32 phy_type; /* bitmap using the above enum for offsets */ - u8 link_speed; /* bitmap using the above enum bit patterns */ - u8 abilities; -#define I40E_AQ_PHY_FLAG_PAUSE_TX 0x01 -#define I40E_AQ_PHY_FLAG_PAUSE_RX 0x02 -#define I40E_AQ_PHY_FLAG_LOW_POWER 0x04 -#define I40E_AQ_PHY_LINK_ENABLED 0x08 -#define I40E_AQ_PHY_AN_ENABLED 0x10 -#define I40E_AQ_PHY_FLAG_MODULE_QUAL 0x20 -#define I40E_AQ_PHY_FEC_ABILITY_KR 0x40 -#define I40E_AQ_PHY_FEC_ABILITY_RS 0x80 - __le16 eee_capability; -#define I40E_AQ_EEE_100BASE_TX 0x0002 -#define I40E_AQ_EEE_1000BASE_T 0x0004 -#define I40E_AQ_EEE_10GBASE_T 0x0008 -#define I40E_AQ_EEE_1000BASE_KX 0x0010 -#define I40E_AQ_EEE_10GBASE_KX4 0x0020 -#define I40E_AQ_EEE_10GBASE_KR 0x0040 - __le32 eeer_val; - u8 d3_lpan; -#define I40E_AQ_SET_PHY_D3_LPAN_ENA 0x01 - u8 phy_type_ext; -#define I40E_AQ_PHY_TYPE_EXT_25G_KR 0X01 -#define I40E_AQ_PHY_TYPE_EXT_25G_CR 0X02 -#define I40E_AQ_PHY_TYPE_EXT_25G_SR 0x04 -#define I40E_AQ_PHY_TYPE_EXT_25G_LR 0x08 -#define I40E_AQ_PHY_TYPE_EXT_25G_AOC 0x10 -#define I40E_AQ_PHY_TYPE_EXT_25G_ACC 0x20 - u8 fec_cfg_curr_mod_ext_info; -#define I40E_AQ_ENABLE_FEC_KR 0x01 -#define I40E_AQ_ENABLE_FEC_RS 0x02 -#define I40E_AQ_REQUEST_FEC_KR 0x04 -#define I40E_AQ_REQUEST_FEC_RS 0x08 -#define I40E_AQ_ENABLE_FEC_AUTO 0x10 -#define I40E_AQ_FEC -#define I40E_AQ_MODULE_TYPE_EXT_MASK 0xE0 -#define I40E_AQ_MODULE_TYPE_EXT_SHIFT 5 - - u8 ext_comp_code; - u8 phy_id[4]; - u8 module_type[3]; - u8 qualified_module_count; -#define I40E_AQ_PHY_MAX_QMS 16 - struct i40e_aqc_module_desc qualified_module[I40E_AQ_PHY_MAX_QMS]; -}; - -I40E_CHECK_STRUCT_LEN(0x218, i40e_aq_get_phy_abilities_resp); - -/* Set PHY Config (direct 0x0601) */ -struct i40e_aq_set_phy_config { /* same bits as above in all */ - __le32 phy_type; - u8 link_speed; - u8 abilities; -/* bits 0-2 use the values from get_phy_abilities_resp */ -#define I40E_AQ_PHY_ENABLE_LINK 0x08 -#define I40E_AQ_PHY_ENABLE_AN 0x10 -#define I40E_AQ_PHY_ENABLE_ATOMIC_LINK 0x20 - __le16 eee_capability; - __le32 eeer; - u8 low_power_ctrl; - u8 phy_type_ext; -#define I40E_AQ_PHY_TYPE_EXT_25G_KR 0X01 -#define I40E_AQ_PHY_TYPE_EXT_25G_CR 0X02 -#define I40E_AQ_PHY_TYPE_EXT_25G_SR 0x04 -#define I40E_AQ_PHY_TYPE_EXT_25G_LR 0x08 - u8 fec_config; -#define I40E_AQ_SET_FEC_ABILITY_KR BIT(0) -#define I40E_AQ_SET_FEC_ABILITY_RS BIT(1) -#define I40E_AQ_SET_FEC_REQUEST_KR BIT(2) -#define I40E_AQ_SET_FEC_REQUEST_RS BIT(3) -#define I40E_AQ_SET_FEC_AUTO BIT(4) -#define I40E_AQ_PHY_FEC_CONFIG_SHIFT 0x0 -#define I40E_AQ_PHY_FEC_CONFIG_MASK (0x1F << I40E_AQ_PHY_FEC_CONFIG_SHIFT) - u8 reserved; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aq_set_phy_config); - -/* Set MAC Config command data structure (direct 0x0603) */ -struct i40e_aq_set_mac_config { - __le16 max_frame_size; - u8 params; -#define I40E_AQ_SET_MAC_CONFIG_CRC_EN 0x04 -#define I40E_AQ_SET_MAC_CONFIG_PACING_MASK 0x78 -#define I40E_AQ_SET_MAC_CONFIG_PACING_SHIFT 3 -#define I40E_AQ_SET_MAC_CONFIG_PACING_NONE 0x0 -#define I40E_AQ_SET_MAC_CONFIG_PACING_1B_13TX 0xF -#define I40E_AQ_SET_MAC_CONFIG_PACING_1DW_9TX 0x9 -#define I40E_AQ_SET_MAC_CONFIG_PACING_1DW_4TX 0x8 -#define I40E_AQ_SET_MAC_CONFIG_PACING_3DW_7TX 0x7 -#define I40E_AQ_SET_MAC_CONFIG_PACING_2DW_3TX 0x6 -#define I40E_AQ_SET_MAC_CONFIG_PACING_1DW_1TX 0x5 -#define I40E_AQ_SET_MAC_CONFIG_PACING_3DW_2TX 0x4 -#define I40E_AQ_SET_MAC_CONFIG_PACING_7DW_3TX 0x3 -#define I40E_AQ_SET_MAC_CONFIG_PACING_4DW_1TX 0x2 -#define I40E_AQ_SET_MAC_CONFIG_PACING_9DW_1TX 0x1 - u8 tx_timer_priority; /* bitmap */ - __le16 tx_timer_value; - __le16 fc_refresh_threshold; - u8 reserved[8]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aq_set_mac_config); - -/* Restart Auto-Negotiation (direct 0x605) */ -struct i40e_aqc_set_link_restart_an { - u8 command; -#define I40E_AQ_PHY_RESTART_AN 0x02 -#define I40E_AQ_PHY_LINK_ENABLE 0x04 - u8 reserved[15]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_set_link_restart_an); - -/* Get Link Status cmd & response data structure (direct 0x0607) */ -struct i40e_aqc_get_link_status { - __le16 command_flags; /* only field set on command */ -#define I40E_AQ_LSE_MASK 0x3 -#define I40E_AQ_LSE_NOP 0x0 -#define I40E_AQ_LSE_DISABLE 0x2 -#define I40E_AQ_LSE_ENABLE 0x3 -/* only response uses this flag */ -#define I40E_AQ_LSE_IS_ENABLED 0x1 - u8 phy_type; /* i40e_aq_phy_type */ - u8 link_speed; /* i40e_aq_link_speed */ - u8 link_info; -#define I40E_AQ_LINK_UP 0x01 /* obsolete */ -#define I40E_AQ_LINK_UP_FUNCTION 0x01 -#define I40E_AQ_LINK_FAULT 0x02 -#define I40E_AQ_LINK_FAULT_TX 0x04 -#define I40E_AQ_LINK_FAULT_RX 0x08 -#define I40E_AQ_LINK_FAULT_REMOTE 0x10 -#define I40E_AQ_LINK_UP_PORT 0x20 -#define I40E_AQ_MEDIA_AVAILABLE 0x40 -#define I40E_AQ_SIGNAL_DETECT 0x80 - u8 an_info; -#define I40E_AQ_AN_COMPLETED 0x01 -#define I40E_AQ_LP_AN_ABILITY 0x02 -#define I40E_AQ_PD_FAULT 0x04 -#define I40E_AQ_FEC_EN 0x08 -#define I40E_AQ_PHY_LOW_POWER 0x10 -#define I40E_AQ_LINK_PAUSE_TX 0x20 -#define I40E_AQ_LINK_PAUSE_RX 0x40 -#define I40E_AQ_QUALIFIED_MODULE 0x80 - u8 ext_info; -#define I40E_AQ_LINK_PHY_TEMP_ALARM 0x01 -#define I40E_AQ_LINK_XCESSIVE_ERRORS 0x02 -#define I40E_AQ_LINK_TX_SHIFT 0x02 -#define I40E_AQ_LINK_TX_MASK (0x03 << I40E_AQ_LINK_TX_SHIFT) -#define I40E_AQ_LINK_TX_ACTIVE 0x00 -#define I40E_AQ_LINK_TX_DRAINED 0x01 -#define I40E_AQ_LINK_TX_FLUSHED 0x03 -#define I40E_AQ_LINK_FORCED_40G 0x10 -/* 25G Error Codes */ -#define I40E_AQ_25G_NO_ERR 0X00 -#define I40E_AQ_25G_NOT_PRESENT 0X01 -#define I40E_AQ_25G_NVM_CRC_ERR 0X02 -#define I40E_AQ_25G_SBUS_UCODE_ERR 0X03 -#define I40E_AQ_25G_SERDES_UCODE_ERR 0X04 -#define I40E_AQ_25G_NIMB_UCODE_ERR 0X05 - u8 loopback; /* use defines from i40e_aqc_set_lb_mode */ -/* Since firmware API 1.7 loopback field keeps power class info as well */ -#define I40E_AQ_LOOPBACK_MASK 0x07 -#define I40E_AQ_PWR_CLASS_SHIFT_LB 6 -#define I40E_AQ_PWR_CLASS_MASK_LB (0x03 << I40E_AQ_PWR_CLASS_SHIFT_LB) - __le16 max_frame_size; - u8 config; -#define I40E_AQ_CONFIG_FEC_KR_ENA 0x01 -#define I40E_AQ_CONFIG_FEC_RS_ENA 0x02 -#define I40E_AQ_CONFIG_CRC_ENA 0x04 -#define I40E_AQ_CONFIG_PACING_MASK 0x78 - union { - struct { - u8 power_desc; -#define I40E_AQ_LINK_POWER_CLASS_1 0x00 -#define I40E_AQ_LINK_POWER_CLASS_2 0x01 -#define I40E_AQ_LINK_POWER_CLASS_3 0x02 -#define I40E_AQ_LINK_POWER_CLASS_4 0x03 -#define I40E_AQ_PWR_CLASS_MASK 0x03 - u8 reserved[4]; - }; - struct { - u8 link_type[4]; - u8 link_type_ext; - }; - }; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_get_link_status); - -/* Set event mask command (direct 0x613) */ -struct i40e_aqc_set_phy_int_mask { - u8 reserved[8]; - __le16 event_mask; -#define I40E_AQ_EVENT_LINK_UPDOWN 0x0002 -#define I40E_AQ_EVENT_MEDIA_NA 0x0004 -#define I40E_AQ_EVENT_LINK_FAULT 0x0008 -#define I40E_AQ_EVENT_PHY_TEMP_ALARM 0x0010 -#define I40E_AQ_EVENT_EXCESSIVE_ERRORS 0x0020 -#define I40E_AQ_EVENT_SIGNAL_DETECT 0x0040 -#define I40E_AQ_EVENT_AN_COMPLETED 0x0080 -#define I40E_AQ_EVENT_MODULE_QUAL_FAIL 0x0100 -#define I40E_AQ_EVENT_PORT_TX_SUSPENDED 0x0200 - u8 reserved1[6]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_set_phy_int_mask); - -/* Get Local AN advt register (direct 0x0614) - * Set Local AN advt register (direct 0x0615) - * Get Link Partner AN advt register (direct 0x0616) - */ -struct i40e_aqc_an_advt_reg { - __le32 local_an_reg0; - __le16 local_an_reg1; - u8 reserved[10]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_an_advt_reg); - -/* Set Loopback mode (0x0618) */ -struct i40e_aqc_set_lb_mode { - __le16 lb_mode; -#define I40E_AQ_LB_PHY_LOCAL 0x01 -#define I40E_AQ_LB_PHY_REMOTE 0x02 -#define I40E_AQ_LB_MAC_LOCAL 0x04 - u8 reserved[14]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_set_lb_mode); - -/* Set PHY Debug command (0x0622) */ -struct i40e_aqc_set_phy_debug { - u8 command_flags; -#define I40E_AQ_PHY_DEBUG_RESET_INTERNAL 0x02 -#define I40E_AQ_PHY_DEBUG_RESET_EXTERNAL_SHIFT 2 -#define I40E_AQ_PHY_DEBUG_RESET_EXTERNAL_MASK (0x03 << \ - I40E_AQ_PHY_DEBUG_RESET_EXTERNAL_SHIFT) -#define I40E_AQ_PHY_DEBUG_RESET_EXTERNAL_NONE 0x00 -#define I40E_AQ_PHY_DEBUG_RESET_EXTERNAL_HARD 0x01 -#define I40E_AQ_PHY_DEBUG_RESET_EXTERNAL_SOFT 0x02 -#define I40E_AQ_PHY_DEBUG_DISABLE_LINK_FW 0x10 - u8 reserved[15]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_set_phy_debug); - -enum i40e_aq_phy_reg_type { - I40E_AQC_PHY_REG_INTERNAL = 0x1, - I40E_AQC_PHY_REG_EXERNAL_BASET = 0x2, - I40E_AQC_PHY_REG_EXERNAL_MODULE = 0x3 -}; - -/* Run PHY Activity (0x0626) */ -struct i40e_aqc_run_phy_activity { - __le16 activity_id; - u8 flags; - u8 reserved1; - __le32 control; - __le32 data; - u8 reserved2[4]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_run_phy_activity); - -/* Set PHY Register command (0x0628) */ -/* Get PHY Register command (0x0629) */ -struct i40e_aqc_phy_register_access { - u8 phy_interface; -#define I40E_AQ_PHY_REG_ACCESS_INTERNAL 0 -#define I40E_AQ_PHY_REG_ACCESS_EXTERNAL 1 -#define I40E_AQ_PHY_REG_ACCESS_EXTERNAL_MODULE 2 - u8 dev_address; - u8 reserved1[2]; - __le32 reg_address; - __le32 reg_value; - u8 reserved2[4]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_phy_register_access); - -/* NVM Read command (indirect 0x0701) - * NVM Erase commands (direct 0x0702) - * NVM Update commands (indirect 0x0703) - */ -struct i40e_aqc_nvm_update { - u8 command_flags; -#define I40E_AQ_NVM_LAST_CMD 0x01 -#define I40E_AQ_NVM_REARRANGE_TO_FLAT 0x20 -#define I40E_AQ_NVM_REARRANGE_TO_STRUCT 0x40 -#define I40E_AQ_NVM_FLASH_ONLY 0x80 -#define I40E_AQ_NVM_PRESERVATION_FLAGS_SHIFT 1 -#define I40E_AQ_NVM_PRESERVATION_FLAGS_MASK 0x03 -#define I40E_AQ_NVM_PRESERVATION_FLAGS_SELECTED 0x03 -#define I40E_AQ_NVM_PRESERVATION_FLAGS_ALL 0x01 - u8 module_pointer; - __le16 length; - __le32 offset; - __le32 addr_high; - __le32 addr_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_nvm_update); - -/* NVM Config Read (indirect 0x0704) */ -struct i40e_aqc_nvm_config_read { - __le16 cmd_flags; -#define I40E_AQ_ANVM_SINGLE_OR_MULTIPLE_FEATURES_MASK 1 -#define I40E_AQ_ANVM_READ_SINGLE_FEATURE 0 -#define I40E_AQ_ANVM_READ_MULTIPLE_FEATURES 1 - __le16 element_count; - __le16 element_id; /* Feature/field ID */ - __le16 element_id_msw; /* MSWord of field ID */ - __le32 address_high; - __le32 address_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_nvm_config_read); - -/* NVM Config Write (indirect 0x0705) */ -struct i40e_aqc_nvm_config_write { - __le16 cmd_flags; - __le16 element_count; - u8 reserved[4]; - __le32 address_high; - __le32 address_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_nvm_config_write); - -/* Used for 0x0704 as well as for 0x0705 commands */ -#define I40E_AQ_ANVM_FEATURE_OR_IMMEDIATE_SHIFT 1 -#define I40E_AQ_ANVM_FEATURE_OR_IMMEDIATE_MASK \ - BIT(I40E_AQ_ANVM_FEATURE_OR_IMMEDIATE_SHIFT) -#define I40E_AQ_ANVM_FEATURE 0 -#define I40E_AQ_ANVM_IMMEDIATE_FIELD BIT(FEATURE_OR_IMMEDIATE_SHIFT) -struct i40e_aqc_nvm_config_data_feature { - __le16 feature_id; -#define I40E_AQ_ANVM_FEATURE_OPTION_OEM_ONLY 0x01 -#define I40E_AQ_ANVM_FEATURE_OPTION_DWORD_MAP 0x08 -#define I40E_AQ_ANVM_FEATURE_OPTION_POR_CSR 0x10 - __le16 feature_options; - __le16 feature_selection; -}; - -I40E_CHECK_STRUCT_LEN(0x6, i40e_aqc_nvm_config_data_feature); - -struct i40e_aqc_nvm_config_data_immediate_field { - __le32 field_id; - __le32 field_value; - __le16 field_options; - __le16 reserved; -}; - -I40E_CHECK_STRUCT_LEN(0xc, i40e_aqc_nvm_config_data_immediate_field); - -/* OEM Post Update (indirect 0x0720) - * no command data struct used - */ - struct i40e_aqc_nvm_oem_post_update { -#define I40E_AQ_NVM_OEM_POST_UPDATE_EXTERNAL_DATA 0x01 - u8 sel_data; - u8 reserved[7]; -}; - -I40E_CHECK_STRUCT_LEN(0x8, i40e_aqc_nvm_oem_post_update); - -struct i40e_aqc_nvm_oem_post_update_buffer { - u8 str_len; - u8 dev_addr; - __le16 eeprom_addr; - u8 data[36]; -}; - -I40E_CHECK_STRUCT_LEN(0x28, i40e_aqc_nvm_oem_post_update_buffer); - -/* Thermal Sensor (indirect 0x0721) - * read or set thermal sensor configs and values - * takes a sensor and command specific data buffer, not detailed here - */ -struct i40e_aqc_thermal_sensor { - u8 sensor_action; -#define I40E_AQ_THERMAL_SENSOR_READ_CONFIG 0 -#define I40E_AQ_THERMAL_SENSOR_SET_CONFIG 1 -#define I40E_AQ_THERMAL_SENSOR_READ_TEMP 2 - u8 reserved[7]; - __le32 addr_high; - __le32 addr_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_thermal_sensor); - -/* Send to PF command (indirect 0x0801) id is only used by PF - * Send to VF command (indirect 0x0802) id is only used by PF - * Send to Peer PF command (indirect 0x0803) - */ -struct i40e_aqc_pf_vf_message { - __le32 id; - u8 reserved[4]; - __le32 addr_high; - __le32 addr_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_pf_vf_message); - -/* Alternate structure */ - -/* Direct write (direct 0x0900) - * Direct read (direct 0x0902) - */ -struct i40e_aqc_alternate_write { - __le32 address0; - __le32 data0; - __le32 address1; - __le32 data1; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_alternate_write); - -/* Indirect write (indirect 0x0901) - * Indirect read (indirect 0x0903) - */ - -struct i40e_aqc_alternate_ind_write { - __le32 address; - __le32 length; - __le32 addr_high; - __le32 addr_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_alternate_ind_write); - -/* Done alternate write (direct 0x0904) - * uses i40e_aq_desc - */ -struct i40e_aqc_alternate_write_done { - __le16 cmd_flags; -#define I40E_AQ_ALTERNATE_MODE_BIOS_MASK 1 -#define I40E_AQ_ALTERNATE_MODE_BIOS_LEGACY 0 -#define I40E_AQ_ALTERNATE_MODE_BIOS_UEFI 1 -#define I40E_AQ_ALTERNATE_RESET_NEEDED 2 - u8 reserved[14]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_alternate_write_done); - -/* Set OEM mode (direct 0x0905) */ -struct i40e_aqc_alternate_set_mode { - __le32 mode; -#define I40E_AQ_ALTERNATE_MODE_NONE 0 -#define I40E_AQ_ALTERNATE_MODE_OEM 1 - u8 reserved[12]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_alternate_set_mode); - -/* Clear port Alternate RAM (direct 0x0906) uses i40e_aq_desc */ - -/* async events 0x10xx */ - -/* Lan Queue Overflow Event (direct, 0x1001) */ -struct i40e_aqc_lan_overflow { - __le32 prtdcb_rupto; - __le32 otx_ctl; - u8 reserved[8]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_lan_overflow); - -/* Get LLDP MIB (indirect 0x0A00) */ -struct i40e_aqc_lldp_get_mib { - u8 type; - u8 reserved1; -#define I40E_AQ_LLDP_MIB_TYPE_MASK 0x3 -#define I40E_AQ_LLDP_MIB_LOCAL 0x0 -#define I40E_AQ_LLDP_MIB_REMOTE 0x1 -#define I40E_AQ_LLDP_MIB_LOCAL_AND_REMOTE 0x2 -#define I40E_AQ_LLDP_BRIDGE_TYPE_MASK 0xC -#define I40E_AQ_LLDP_BRIDGE_TYPE_SHIFT 0x2 -#define I40E_AQ_LLDP_BRIDGE_TYPE_NEAREST_BRIDGE 0x0 -#define I40E_AQ_LLDP_BRIDGE_TYPE_NON_TPMR 0x1 -#define I40E_AQ_LLDP_TX_SHIFT 0x4 -#define I40E_AQ_LLDP_TX_MASK (0x03 << I40E_AQ_LLDP_TX_SHIFT) -/* TX pause flags use I40E_AQ_LINK_TX_* above */ - __le16 local_len; - __le16 remote_len; - u8 reserved2[2]; - __le32 addr_high; - __le32 addr_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_lldp_get_mib); - -/* Configure LLDP MIB Change Event (direct 0x0A01) - * also used for the event (with type in the command field) - */ -struct i40e_aqc_lldp_update_mib { - u8 command; -#define I40E_AQ_LLDP_MIB_UPDATE_ENABLE 0x0 -#define I40E_AQ_LLDP_MIB_UPDATE_DISABLE 0x1 - u8 reserved[7]; - __le32 addr_high; - __le32 addr_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_lldp_update_mib); - -/* Add LLDP TLV (indirect 0x0A02) - * Delete LLDP TLV (indirect 0x0A04) - */ -struct i40e_aqc_lldp_add_tlv { - u8 type; /* only nearest bridge and non-TPMR from 0x0A00 */ - u8 reserved1[1]; - __le16 len; - u8 reserved2[4]; - __le32 addr_high; - __le32 addr_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_lldp_add_tlv); - -/* Update LLDP TLV (indirect 0x0A03) */ -struct i40e_aqc_lldp_update_tlv { - u8 type; /* only nearest bridge and non-TPMR from 0x0A00 */ - u8 reserved; - __le16 old_len; - __le16 new_offset; - __le16 new_len; - __le32 addr_high; - __le32 addr_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_lldp_update_tlv); - -/* Stop LLDP (direct 0x0A05) */ -struct i40e_aqc_lldp_stop { - u8 command; -#define I40E_AQ_LLDP_AGENT_STOP 0x0 -#define I40E_AQ_LLDP_AGENT_SHUTDOWN 0x1 - u8 reserved[15]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_lldp_stop); - -/* Start LLDP (direct 0x0A06) */ - -struct i40e_aqc_lldp_start { - u8 command; -#define I40E_AQ_LLDP_AGENT_START 0x1 - u8 reserved[15]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_lldp_start); - -/* Set DCB (direct 0x0303) */ -struct i40e_aqc_set_dcb_parameters { - u8 command; -#define I40E_AQ_DCB_SET_AGENT 0x1 -#define I40E_DCB_VALID 0x1 - u8 valid_flags; - u8 reserved[14]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_set_dcb_parameters); - -/* Apply MIB changes (0x0A07) - * uses the generic struc as it contains no data - */ - -/* Add Udp Tunnel command and completion (direct 0x0B00) */ -struct i40e_aqc_add_udp_tunnel { - __le16 udp_port; - u8 reserved0[3]; - u8 protocol_type; -#define I40E_AQC_TUNNEL_TYPE_VXLAN 0x00 -#define I40E_AQC_TUNNEL_TYPE_NGE 0x01 -#define I40E_AQC_TUNNEL_TYPE_TEREDO 0x10 -#define I40E_AQC_TUNNEL_TYPE_VXLAN_GPE 0x11 - u8 reserved1[10]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_add_udp_tunnel); - -struct i40e_aqc_add_udp_tunnel_completion { - __le16 udp_port; - u8 filter_entry_index; - u8 multiple_pfs; -#define I40E_AQC_SINGLE_PF 0x0 -#define I40E_AQC_MULTIPLE_PFS 0x1 - u8 total_filters; - u8 reserved[11]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_add_udp_tunnel_completion); - -/* remove UDP Tunnel command (0x0B01) */ -struct i40e_aqc_remove_udp_tunnel { - u8 reserved[2]; - u8 index; /* 0 to 15 */ - u8 reserved2[13]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_remove_udp_tunnel); - -struct i40e_aqc_del_udp_tunnel_completion { - __le16 udp_port; - u8 index; /* 0 to 15 */ - u8 multiple_pfs; - u8 total_filters_used; - u8 reserved1[11]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_del_udp_tunnel_completion); - -struct i40e_aqc_get_set_rss_key { -#define I40E_AQC_SET_RSS_KEY_VSI_VALID BIT(15) -#define I40E_AQC_SET_RSS_KEY_VSI_ID_SHIFT 0 -#define I40E_AQC_SET_RSS_KEY_VSI_ID_MASK (0x3FF << \ - I40E_AQC_SET_RSS_KEY_VSI_ID_SHIFT) - __le16 vsi_id; - u8 reserved[6]; - __le32 addr_high; - __le32 addr_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_get_set_rss_key); - -struct i40e_aqc_get_set_rss_key_data { - u8 standard_rss_key[0x28]; - u8 extended_hash_key[0xc]; -}; - -I40E_CHECK_STRUCT_LEN(0x34, i40e_aqc_get_set_rss_key_data); - -struct i40e_aqc_get_set_rss_lut { -#define I40E_AQC_SET_RSS_LUT_VSI_VALID BIT(15) -#define I40E_AQC_SET_RSS_LUT_VSI_ID_SHIFT 0 -#define I40E_AQC_SET_RSS_LUT_VSI_ID_MASK (0x3FF << \ - I40E_AQC_SET_RSS_LUT_VSI_ID_SHIFT) - __le16 vsi_id; -#define I40E_AQC_SET_RSS_LUT_TABLE_TYPE_SHIFT 0 -#define I40E_AQC_SET_RSS_LUT_TABLE_TYPE_MASK \ - BIT(I40E_AQC_SET_RSS_LUT_TABLE_TYPE_SHIFT) - -#define I40E_AQC_SET_RSS_LUT_TABLE_TYPE_VSI 0 -#define I40E_AQC_SET_RSS_LUT_TABLE_TYPE_PF 1 - __le16 flags; - u8 reserved[4]; - __le32 addr_high; - __le32 addr_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_get_set_rss_lut); - -/* tunnel key structure 0x0B10 */ - -struct i40e_aqc_tunnel_key_structure_A0 { - __le16 key1_off; - __le16 key1_len; - __le16 key2_off; - __le16 key2_len; - __le16 flags; -#define I40E_AQC_TUNNEL_KEY_STRUCT_OVERRIDE 0x01 -/* response flags */ -#define I40E_AQC_TUNNEL_KEY_STRUCT_SUCCESS 0x01 -#define I40E_AQC_TUNNEL_KEY_STRUCT_MODIFIED 0x02 -#define I40E_AQC_TUNNEL_KEY_STRUCT_OVERRIDDEN 0x03 - u8 resreved[6]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_tunnel_key_structure_A0); - -struct i40e_aqc_tunnel_key_structure { - u8 key1_off; - u8 key2_off; - u8 key1_len; /* 0 to 15 */ - u8 key2_len; /* 0 to 15 */ - u8 flags; -#define I40E_AQC_TUNNEL_KEY_STRUCT_OVERRIDE 0x01 -/* response flags */ -#define I40E_AQC_TUNNEL_KEY_STRUCT_SUCCESS 0x01 -#define I40E_AQC_TUNNEL_KEY_STRUCT_MODIFIED 0x02 -#define I40E_AQC_TUNNEL_KEY_STRUCT_OVERRIDDEN 0x03 - u8 network_key_index; -#define I40E_AQC_NETWORK_KEY_INDEX_VXLAN 0x0 -#define I40E_AQC_NETWORK_KEY_INDEX_NGE 0x1 -#define I40E_AQC_NETWORK_KEY_INDEX_FLEX_MAC_IN_UDP 0x2 -#define I40E_AQC_NETWORK_KEY_INDEX_GRE 0x3 - u8 reserved[10]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_tunnel_key_structure); - -/* OEM mode commands (direct 0xFE0x) */ -struct i40e_aqc_oem_param_change { - __le32 param_type; -#define I40E_AQ_OEM_PARAM_TYPE_PF_CTL 0 -#define I40E_AQ_OEM_PARAM_TYPE_BW_CTL 1 -#define I40E_AQ_OEM_PARAM_MAC 2 - __le32 param_value1; - __le16 param_value2; - u8 reserved[6]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_oem_param_change); - -struct i40e_aqc_oem_state_change { - __le32 state; -#define I40E_AQ_OEM_STATE_LINK_DOWN 0x0 -#define I40E_AQ_OEM_STATE_LINK_UP 0x1 - u8 reserved[12]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_oem_state_change); - -/* Initialize OCSD (0xFE02, direct) */ -struct i40e_aqc_opc_oem_ocsd_initialize { - u8 type_status; - u8 reserved1[3]; - __le32 ocsd_memory_block_addr_high; - __le32 ocsd_memory_block_addr_low; - __le32 requested_update_interval; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_opc_oem_ocsd_initialize); - -/* Initialize OCBB (0xFE03, direct) */ -struct i40e_aqc_opc_oem_ocbb_initialize { - u8 type_status; - u8 reserved1[3]; - __le32 ocbb_memory_block_addr_high; - __le32 ocbb_memory_block_addr_low; - u8 reserved2[4]; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_opc_oem_ocbb_initialize); - -/* debug commands */ - -/* get device id (0xFF00) uses the generic structure */ - -/* set test more (0xFF01, internal) */ - -struct i40e_acq_set_test_mode { - u8 mode; -#define I40E_AQ_TEST_PARTIAL 0 -#define I40E_AQ_TEST_FULL 1 -#define I40E_AQ_TEST_NVM 2 - u8 reserved[3]; - u8 command; -#define I40E_AQ_TEST_OPEN 0 -#define I40E_AQ_TEST_CLOSE 1 -#define I40E_AQ_TEST_INC 2 - u8 reserved2[3]; - __le32 address_high; - __le32 address_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_acq_set_test_mode); - -/* Debug Read Register command (0xFF03) - * Debug Write Register command (0xFF04) - */ -struct i40e_aqc_debug_reg_read_write { - __le32 reserved; - __le32 address; - __le32 value_high; - __le32 value_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_debug_reg_read_write); - -/* Scatter/gather Reg Read (indirect 0xFF05) - * Scatter/gather Reg Write (indirect 0xFF06) - */ - -/* i40e_aq_desc is used for the command */ -struct i40e_aqc_debug_reg_sg_element_data { - __le32 address; - __le32 value; -}; - -/* Debug Modify register (direct 0xFF07) */ -struct i40e_aqc_debug_modify_reg { - __le32 address; - __le32 value; - __le32 clear_mask; - __le32 set_mask; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_debug_modify_reg); - -/* dump internal data (0xFF08, indirect) */ - -#define I40E_AQ_CLUSTER_ID_AUX 0 -#define I40E_AQ_CLUSTER_ID_SWITCH_FLU 1 -#define I40E_AQ_CLUSTER_ID_TXSCHED 2 -#define I40E_AQ_CLUSTER_ID_HMC 3 -#define I40E_AQ_CLUSTER_ID_MAC0 4 -#define I40E_AQ_CLUSTER_ID_MAC1 5 -#define I40E_AQ_CLUSTER_ID_MAC2 6 -#define I40E_AQ_CLUSTER_ID_MAC3 7 -#define I40E_AQ_CLUSTER_ID_DCB 8 -#define I40E_AQ_CLUSTER_ID_EMP_MEM 9 -#define I40E_AQ_CLUSTER_ID_PKT_BUF 10 -#define I40E_AQ_CLUSTER_ID_ALTRAM 11 - -struct i40e_aqc_debug_dump_internals { - u8 cluster_id; - u8 table_id; - __le16 data_size; - __le32 idx; - __le32 address_high; - __le32 address_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_debug_dump_internals); - -struct i40e_aqc_debug_modify_internals { - u8 cluster_id; - u8 cluster_specific_params[7]; - __le32 address_high; - __le32 address_low; -}; - -I40E_CHECK_CMD_LENGTH(i40e_aqc_debug_modify_internals); - -#endif /* _I40E_ADMINQ_CMD_H_ */ diff --git a/drivers/net/ethernet/intel/i40evf/i40e_hmc.h b/drivers/net/ethernet/intel/i40evf/i40e_hmc.h deleted file mode 100644 index 1c78de838857..000000000000 --- a/drivers/net/ethernet/intel/i40evf/i40e_hmc.h +++ /dev/null @@ -1,215 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* Copyright(c) 2013 - 2018 Intel Corporation. */ - -#ifndef _I40E_HMC_H_ -#define _I40E_HMC_H_ - -#define I40E_HMC_MAX_BP_COUNT 512 - -/* forward-declare the HW struct for the compiler */ -struct i40e_hw; - -#define I40E_HMC_INFO_SIGNATURE 0x484D5347 /* HMSG */ -#define I40E_HMC_PD_CNT_IN_SD 512 -#define I40E_HMC_DIRECT_BP_SIZE 0x200000 /* 2M */ -#define I40E_HMC_PAGED_BP_SIZE 4096 -#define I40E_HMC_PD_BP_BUF_ALIGNMENT 4096 -#define I40E_FIRST_VF_FPM_ID 16 - -struct i40e_hmc_obj_info { - u64 base; /* base addr in FPM */ - u32 max_cnt; /* max count available for this hmc func */ - u32 cnt; /* count of objects driver actually wants to create */ - u64 size; /* size in bytes of one object */ -}; - -enum i40e_sd_entry_type { - I40E_SD_TYPE_INVALID = 0, - I40E_SD_TYPE_PAGED = 1, - I40E_SD_TYPE_DIRECT = 2 -}; - -struct i40e_hmc_bp { - enum i40e_sd_entry_type entry_type; - struct i40e_dma_mem addr; /* populate to be used by hw */ - u32 sd_pd_index; - u32 ref_cnt; -}; - -struct i40e_hmc_pd_entry { - struct i40e_hmc_bp bp; - u32 sd_index; - bool rsrc_pg; - bool valid; -}; - -struct i40e_hmc_pd_table { - struct i40e_dma_mem pd_page_addr; /* populate to be used by hw */ - struct i40e_hmc_pd_entry *pd_entry; /* [512] for sw book keeping */ - struct i40e_virt_mem pd_entry_virt_mem; /* virt mem for pd_entry */ - - u32 ref_cnt; - u32 sd_index; -}; - -struct i40e_hmc_sd_entry { - enum i40e_sd_entry_type entry_type; - bool valid; - - union { - struct i40e_hmc_pd_table pd_table; - struct i40e_hmc_bp bp; - } u; -}; - -struct i40e_hmc_sd_table { - struct i40e_virt_mem addr; /* used to track sd_entry allocations */ - u32 sd_cnt; - u32 ref_cnt; - struct i40e_hmc_sd_entry *sd_entry; /* (sd_cnt*512) entries max */ -}; - -struct i40e_hmc_info { - u32 signature; - /* equals to pci func num for PF and dynamically allocated for VFs */ - u8 hmc_fn_id; - u16 first_sd_index; /* index of the first available SD */ - - /* hmc objects */ - struct i40e_hmc_obj_info *hmc_obj; - struct i40e_virt_mem hmc_obj_virt_mem; - struct i40e_hmc_sd_table sd_table; -}; - -#define I40E_INC_SD_REFCNT(sd_table) ((sd_table)->ref_cnt++) -#define I40E_INC_PD_REFCNT(pd_table) ((pd_table)->ref_cnt++) -#define I40E_INC_BP_REFCNT(bp) ((bp)->ref_cnt++) - -#define I40E_DEC_SD_REFCNT(sd_table) ((sd_table)->ref_cnt--) -#define I40E_DEC_PD_REFCNT(pd_table) ((pd_table)->ref_cnt--) -#define I40E_DEC_BP_REFCNT(bp) ((bp)->ref_cnt--) - -/** - * I40E_SET_PF_SD_ENTRY - marks the sd entry as valid in the hardware - * @hw: pointer to our hw struct - * @pa: pointer to physical address - * @sd_index: segment descriptor index - * @type: if sd entry is direct or paged - **/ -#define I40E_SET_PF_SD_ENTRY(hw, pa, sd_index, type) \ -{ \ - u32 val1, val2, val3; \ - val1 = (u32)(upper_32_bits(pa)); \ - val2 = (u32)(pa) | (I40E_HMC_MAX_BP_COUNT << \ - I40E_PFHMC_SDDATALOW_PMSDBPCOUNT_SHIFT) | \ - ((((type) == I40E_SD_TYPE_PAGED) ? 0 : 1) << \ - I40E_PFHMC_SDDATALOW_PMSDTYPE_SHIFT) | \ - BIT(I40E_PFHMC_SDDATALOW_PMSDVALID_SHIFT); \ - val3 = (sd_index) | BIT_ULL(I40E_PFHMC_SDCMD_PMSDWR_SHIFT); \ - wr32((hw), I40E_PFHMC_SDDATAHIGH, val1); \ - wr32((hw), I40E_PFHMC_SDDATALOW, val2); \ - wr32((hw), I40E_PFHMC_SDCMD, val3); \ -} - -/** - * I40E_CLEAR_PF_SD_ENTRY - marks the sd entry as invalid in the hardware - * @hw: pointer to our hw struct - * @sd_index: segment descriptor index - * @type: if sd entry is direct or paged - **/ -#define I40E_CLEAR_PF_SD_ENTRY(hw, sd_index, type) \ -{ \ - u32 val2, val3; \ - val2 = (I40E_HMC_MAX_BP_COUNT << \ - I40E_PFHMC_SDDATALOW_PMSDBPCOUNT_SHIFT) | \ - ((((type) == I40E_SD_TYPE_PAGED) ? 0 : 1) << \ - I40E_PFHMC_SDDATALOW_PMSDTYPE_SHIFT); \ - val3 = (sd_index) | BIT_ULL(I40E_PFHMC_SDCMD_PMSDWR_SHIFT); \ - wr32((hw), I40E_PFHMC_SDDATAHIGH, 0); \ - wr32((hw), I40E_PFHMC_SDDATALOW, val2); \ - wr32((hw), I40E_PFHMC_SDCMD, val3); \ -} - -/** - * I40E_INVALIDATE_PF_HMC_PD - Invalidates the pd cache in the hardware - * @hw: pointer to our hw struct - * @sd_idx: segment descriptor index - * @pd_idx: page descriptor index - **/ -#define I40E_INVALIDATE_PF_HMC_PD(hw, sd_idx, pd_idx) \ - wr32((hw), I40E_PFHMC_PDINV, \ - (((sd_idx) << I40E_PFHMC_PDINV_PMSDIDX_SHIFT) | \ - ((pd_idx) << I40E_PFHMC_PDINV_PMPDIDX_SHIFT))) - -/** - * I40E_FIND_SD_INDEX_LIMIT - finds segment descriptor index limit - * @hmc_info: pointer to the HMC configuration information structure - * @type: type of HMC resources we're searching - * @index: starting index for the object - * @cnt: number of objects we're trying to create - * @sd_idx: pointer to return index of the segment descriptor in question - * @sd_limit: pointer to return the maximum number of segment descriptors - * - * This function calculates the segment descriptor index and index limit - * for the resource defined by i40e_hmc_rsrc_type. - **/ -#define I40E_FIND_SD_INDEX_LIMIT(hmc_info, type, index, cnt, sd_idx, sd_limit)\ -{ \ - u64 fpm_addr, fpm_limit; \ - fpm_addr = (hmc_info)->hmc_obj[(type)].base + \ - (hmc_info)->hmc_obj[(type)].size * (index); \ - fpm_limit = fpm_addr + (hmc_info)->hmc_obj[(type)].size * (cnt);\ - *(sd_idx) = (u32)(fpm_addr / I40E_HMC_DIRECT_BP_SIZE); \ - *(sd_limit) = (u32)((fpm_limit - 1) / I40E_HMC_DIRECT_BP_SIZE); \ - /* add one more to the limit to correct our range */ \ - *(sd_limit) += 1; \ -} - -/** - * I40E_FIND_PD_INDEX_LIMIT - finds page descriptor index limit - * @hmc_info: pointer to the HMC configuration information struct - * @type: HMC resource type we're examining - * @idx: starting index for the object - * @cnt: number of objects we're trying to create - * @pd_index: pointer to return page descriptor index - * @pd_limit: pointer to return page descriptor index limit - * - * Calculates the page descriptor index and index limit for the resource - * defined by i40e_hmc_rsrc_type. - **/ -#define I40E_FIND_PD_INDEX_LIMIT(hmc_info, type, idx, cnt, pd_index, pd_limit)\ -{ \ - u64 fpm_adr, fpm_limit; \ - fpm_adr = (hmc_info)->hmc_obj[(type)].base + \ - (hmc_info)->hmc_obj[(type)].size * (idx); \ - fpm_limit = fpm_adr + (hmc_info)->hmc_obj[(type)].size * (cnt); \ - *(pd_index) = (u32)(fpm_adr / I40E_HMC_PAGED_BP_SIZE); \ - *(pd_limit) = (u32)((fpm_limit - 1) / I40E_HMC_PAGED_BP_SIZE); \ - /* add one more to the limit to correct our range */ \ - *(pd_limit) += 1; \ -} -i40e_status i40e_add_sd_table_entry(struct i40e_hw *hw, - struct i40e_hmc_info *hmc_info, - u32 sd_index, - enum i40e_sd_entry_type type, - u64 direct_mode_sz); - -i40e_status i40e_add_pd_table_entry(struct i40e_hw *hw, - struct i40e_hmc_info *hmc_info, - u32 pd_index, - struct i40e_dma_mem *rsrc_pg); -i40e_status i40e_remove_pd_bp(struct i40e_hw *hw, - struct i40e_hmc_info *hmc_info, - u32 idx); -i40e_status i40e_prep_remove_sd_bp(struct i40e_hmc_info *hmc_info, - u32 idx); -i40e_status i40e_remove_sd_bp_new(struct i40e_hw *hw, - struct i40e_hmc_info *hmc_info, - u32 idx, bool is_pf); -i40e_status i40e_prep_remove_pd_page(struct i40e_hmc_info *hmc_info, - u32 idx); -i40e_status i40e_remove_pd_page_new(struct i40e_hw *hw, - struct i40e_hmc_info *hmc_info, - u32 idx, bool is_pf); - -#endif /* _I40E_HMC_H_ */ diff --git a/drivers/net/ethernet/intel/i40evf/i40e_lan_hmc.h b/drivers/net/ethernet/intel/i40evf/i40e_lan_hmc.h deleted file mode 100644 index 82b00f70a632..000000000000 --- a/drivers/net/ethernet/intel/i40evf/i40e_lan_hmc.h +++ /dev/null @@ -1,158 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* Copyright(c) 2013 - 2018 Intel Corporation. */ - -#ifndef _I40E_LAN_HMC_H_ -#define _I40E_LAN_HMC_H_ - -/* forward-declare the HW struct for the compiler */ -struct i40e_hw; - -/* HMC element context information */ - -/* Rx queue context data - * - * The sizes of the variables may be larger than needed due to crossing byte - * boundaries. If we do not have the width of the variable set to the correct - * size then we could end up shifting bits off the top of the variable when the - * variable is at the top of a byte and crosses over into the next byte. - */ -struct i40e_hmc_obj_rxq { - u16 head; - u16 cpuid; /* bigger than needed, see above for reason */ - u64 base; - u16 qlen; -#define I40E_RXQ_CTX_DBUFF_SHIFT 7 - u16 dbuff; /* bigger than needed, see above for reason */ -#define I40E_RXQ_CTX_HBUFF_SHIFT 6 - u16 hbuff; /* bigger than needed, see above for reason */ - u8 dtype; - u8 dsize; - u8 crcstrip; - u8 fc_ena; - u8 l2tsel; - u8 hsplit_0; - u8 hsplit_1; - u8 showiv; - u32 rxmax; /* bigger than needed, see above for reason */ - u8 tphrdesc_ena; - u8 tphwdesc_ena; - u8 tphdata_ena; - u8 tphhead_ena; - u16 lrxqthresh; /* bigger than needed, see above for reason */ - u8 prefena; /* NOTE: normally must be set to 1 at init */ -}; - -/* Tx queue context data -* -* The sizes of the variables may be larger than needed due to crossing byte -* boundaries. If we do not have the width of the variable set to the correct -* size then we could end up shifting bits off the top of the variable when the -* variable is at the top of a byte and crosses over into the next byte. -*/ -struct i40e_hmc_obj_txq { - u16 head; - u8 new_context; - u64 base; - u8 fc_ena; - u8 timesync_ena; - u8 fd_ena; - u8 alt_vlan_ena; - u16 thead_wb; - u8 cpuid; - u8 head_wb_ena; - u16 qlen; - u8 tphrdesc_ena; - u8 tphrpacket_ena; - u8 tphwdesc_ena; - u64 head_wb_addr; - u32 crc; - u16 rdylist; - u8 rdylist_act; -}; - -/* for hsplit_0 field of Rx HMC context */ -enum i40e_hmc_obj_rx_hsplit_0 { - I40E_HMC_OBJ_RX_HSPLIT_0_NO_SPLIT = 0, - I40E_HMC_OBJ_RX_HSPLIT_0_SPLIT_L2 = 1, - I40E_HMC_OBJ_RX_HSPLIT_0_SPLIT_IP = 2, - I40E_HMC_OBJ_RX_HSPLIT_0_SPLIT_TCP_UDP = 4, - I40E_HMC_OBJ_RX_HSPLIT_0_SPLIT_SCTP = 8, -}; - -/* fcoe_cntx and fcoe_filt are for debugging purpose only */ -struct i40e_hmc_obj_fcoe_cntx { - u32 rsv[32]; -}; - -struct i40e_hmc_obj_fcoe_filt { - u32 rsv[8]; -}; - -/* Context sizes for LAN objects */ -enum i40e_hmc_lan_object_size { - I40E_HMC_LAN_OBJ_SZ_8 = 0x3, - I40E_HMC_LAN_OBJ_SZ_16 = 0x4, - I40E_HMC_LAN_OBJ_SZ_32 = 0x5, - I40E_HMC_LAN_OBJ_SZ_64 = 0x6, - I40E_HMC_LAN_OBJ_SZ_128 = 0x7, - I40E_HMC_LAN_OBJ_SZ_256 = 0x8, - I40E_HMC_LAN_OBJ_SZ_512 = 0x9, -}; - -#define I40E_HMC_L2OBJ_BASE_ALIGNMENT 512 -#define I40E_HMC_OBJ_SIZE_TXQ 128 -#define I40E_HMC_OBJ_SIZE_RXQ 32 -#define I40E_HMC_OBJ_SIZE_FCOE_CNTX 128 -#define I40E_HMC_OBJ_SIZE_FCOE_FILT 64 - -enum i40e_hmc_lan_rsrc_type { - I40E_HMC_LAN_FULL = 0, - I40E_HMC_LAN_TX = 1, - I40E_HMC_LAN_RX = 2, - I40E_HMC_FCOE_CTX = 3, - I40E_HMC_FCOE_FILT = 4, - I40E_HMC_LAN_MAX = 5 -}; - -enum i40e_hmc_model { - I40E_HMC_MODEL_DIRECT_PREFERRED = 0, - I40E_HMC_MODEL_DIRECT_ONLY = 1, - I40E_HMC_MODEL_PAGED_ONLY = 2, - I40E_HMC_MODEL_UNKNOWN, -}; - -struct i40e_hmc_lan_create_obj_info { - struct i40e_hmc_info *hmc_info; - u32 rsrc_type; - u32 start_idx; - u32 count; - enum i40e_sd_entry_type entry_type; - u64 direct_mode_sz; -}; - -struct i40e_hmc_lan_delete_obj_info { - struct i40e_hmc_info *hmc_info; - u32 rsrc_type; - u32 start_idx; - u32 count; -}; - -i40e_status i40e_init_lan_hmc(struct i40e_hw *hw, u32 txq_num, - u32 rxq_num, u32 fcoe_cntx_num, - u32 fcoe_filt_num); -i40e_status i40e_configure_lan_hmc(struct i40e_hw *hw, - enum i40e_hmc_model model); -i40e_status i40e_shutdown_lan_hmc(struct i40e_hw *hw); - -i40e_status i40e_clear_lan_tx_queue_context(struct i40e_hw *hw, - u16 queue); -i40e_status i40e_set_lan_tx_queue_context(struct i40e_hw *hw, - u16 queue, - struct i40e_hmc_obj_txq *s); -i40e_status i40e_clear_lan_rx_queue_context(struct i40e_hw *hw, - u16 queue); -i40e_status i40e_set_lan_rx_queue_context(struct i40e_hw *hw, - u16 queue, - struct i40e_hmc_obj_rxq *s); - -#endif /* _I40E_LAN_HMC_H_ */ diff --git a/drivers/net/ethernet/intel/i40evf/i40e_prototype.h b/drivers/net/ethernet/intel/i40evf/i40e_prototype.h deleted file mode 100644 index a358f4b9d5aa..000000000000 --- a/drivers/net/ethernet/intel/i40evf/i40e_prototype.h +++ /dev/null @@ -1,130 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* Copyright(c) 2013 - 2018 Intel Corporation. */ - -#ifndef _I40E_PROTOTYPE_H_ -#define _I40E_PROTOTYPE_H_ - -#include "i40e_type.h" -#include "i40e_alloc.h" -#include <linux/avf/virtchnl.h> - -/* Prototypes for shared code functions that are not in - * the standard function pointer structures. These are - * mostly because they are needed even before the init - * has happened and will assist in the early SW and FW - * setup. - */ - -/* adminq functions */ -i40e_status i40evf_init_adminq(struct i40e_hw *hw); -i40e_status i40evf_shutdown_adminq(struct i40e_hw *hw); -void i40e_adminq_init_ring_data(struct i40e_hw *hw); -i40e_status i40evf_clean_arq_element(struct i40e_hw *hw, - struct i40e_arq_event_info *e, - u16 *events_pending); -i40e_status i40evf_asq_send_command(struct i40e_hw *hw, - struct i40e_aq_desc *desc, - void *buff, /* can be NULL */ - u16 buff_size, - struct i40e_asq_cmd_details *cmd_details); -bool i40evf_asq_done(struct i40e_hw *hw); - -/* debug function for adminq */ -void i40evf_debug_aq(struct i40e_hw *hw, enum i40e_debug_mask mask, - void *desc, void *buffer, u16 buf_len); - -void i40e_idle_aq(struct i40e_hw *hw); -void i40evf_resume_aq(struct i40e_hw *hw); -bool i40evf_check_asq_alive(struct i40e_hw *hw); -i40e_status i40evf_aq_queue_shutdown(struct i40e_hw *hw, bool unloading); -const char *i40evf_aq_str(struct i40e_hw *hw, enum i40e_admin_queue_err aq_err); -const char *i40evf_stat_str(struct i40e_hw *hw, i40e_status stat_err); - -i40e_status i40evf_aq_get_rss_lut(struct i40e_hw *hw, u16 seid, - bool pf_lut, u8 *lut, u16 lut_size); -i40e_status i40evf_aq_set_rss_lut(struct i40e_hw *hw, u16 seid, - bool pf_lut, u8 *lut, u16 lut_size); -i40e_status i40evf_aq_get_rss_key(struct i40e_hw *hw, - u16 seid, - struct i40e_aqc_get_set_rss_key_data *key); -i40e_status i40evf_aq_set_rss_key(struct i40e_hw *hw, - u16 seid, - struct i40e_aqc_get_set_rss_key_data *key); - -i40e_status i40e_set_mac_type(struct i40e_hw *hw); - -extern struct i40e_rx_ptype_decoded i40evf_ptype_lookup[]; - -static inline struct i40e_rx_ptype_decoded decode_rx_desc_ptype(u8 ptype) -{ - return i40evf_ptype_lookup[ptype]; -} - -/* prototype for functions used for SW locks */ - -/* i40e_common for VF drivers*/ -void i40e_vf_parse_hw_config(struct i40e_hw *hw, - struct virtchnl_vf_resource *msg); -i40e_status i40e_vf_reset(struct i40e_hw *hw); -i40e_status i40e_aq_send_msg_to_pf(struct i40e_hw *hw, - enum virtchnl_ops v_opcode, - i40e_status v_retval, - u8 *msg, u16 msglen, - struct i40e_asq_cmd_details *cmd_details); -i40e_status i40e_set_filter_control(struct i40e_hw *hw, - struct i40e_filter_control_settings *settings); -i40e_status i40e_aq_add_rem_control_packet_filter(struct i40e_hw *hw, - u8 *mac_addr, u16 ethtype, u16 flags, - u16 vsi_seid, u16 queue, bool is_add, - struct i40e_control_filter_stats *stats, - struct i40e_asq_cmd_details *cmd_details); -void i40e_add_filter_to_drop_tx_flow_control_frames(struct i40e_hw *hw, - u16 vsi_seid); -i40e_status i40evf_aq_rx_ctl_read_register(struct i40e_hw *hw, - u32 reg_addr, u32 *reg_val, - struct i40e_asq_cmd_details *cmd_details); -u32 i40evf_read_rx_ctl(struct i40e_hw *hw, u32 reg_addr); -i40e_status i40evf_aq_rx_ctl_write_register(struct i40e_hw *hw, - u32 reg_addr, u32 reg_val, - struct i40e_asq_cmd_details *cmd_details); -void i40evf_write_rx_ctl(struct i40e_hw *hw, u32 reg_addr, u32 reg_val); -i40e_status i40e_aq_set_phy_register(struct i40e_hw *hw, - u8 phy_select, u8 dev_addr, - u32 reg_addr, u32 reg_val, - struct i40e_asq_cmd_details *cmd_details); -i40e_status i40e_aq_get_phy_register(struct i40e_hw *hw, - u8 phy_select, u8 dev_addr, - u32 reg_addr, u32 *reg_val, - struct i40e_asq_cmd_details *cmd_details); - -i40e_status i40e_read_phy_register(struct i40e_hw *hw, u8 page, - u16 reg, u8 phy_addr, u16 *value); -i40e_status i40e_write_phy_register(struct i40e_hw *hw, u8 page, - u16 reg, u8 phy_addr, u16 value); -i40e_status i40e_read_phy_register(struct i40e_hw *hw, u8 page, u16 reg, - u8 phy_addr, u16 *value); -i40e_status i40e_write_phy_register(struct i40e_hw *hw, u8 page, u16 reg, - u8 phy_addr, u16 value); -u8 i40e_get_phy_address(struct i40e_hw *hw, u8 dev_num); -i40e_status i40e_blink_phy_link_led(struct i40e_hw *hw, - u32 time, u32 interval); -i40e_status i40evf_aq_write_ddp(struct i40e_hw *hw, void *buff, - u16 buff_size, u32 track_id, - u32 *error_offset, u32 *error_info, - struct i40e_asq_cmd_details * - cmd_details); -i40e_status i40evf_aq_get_ddp_list(struct i40e_hw *hw, void *buff, - u16 buff_size, u8 flags, - struct i40e_asq_cmd_details * - cmd_details); -struct i40e_generic_seg_header * -i40evf_find_segment_in_package(u32 segment_type, - struct i40e_package_header *pkg_header); -enum i40e_status_code -i40evf_write_profile(struct i40e_hw *hw, struct i40e_profile_segment *i40e_seg, - u32 track_id); -enum i40e_status_code -i40evf_add_pinfo_to_list(struct i40e_hw *hw, - struct i40e_profile_segment *profile, - u8 *profile_info_sec, u32 track_id); -#endif /* _I40E_PROTOTYPE_H_ */ diff --git a/drivers/net/ethernet/intel/i40evf/i40e_register.h b/drivers/net/ethernet/intel/i40evf/i40e_register.h deleted file mode 100644 index 49e1f57d99cc..000000000000 --- a/drivers/net/ethernet/intel/i40evf/i40e_register.h +++ /dev/null @@ -1,313 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* Copyright(c) 2013 - 2018 Intel Corporation. */ - -#ifndef _I40E_REGISTER_H_ -#define _I40E_REGISTER_H_ - -#define I40E_VFMSIX_PBA1(_i) (0x00002000 + ((_i) * 4)) /* _i=0...19 */ /* Reset: VFLR */ -#define I40E_VFMSIX_PBA1_MAX_INDEX 19 -#define I40E_VFMSIX_PBA1_PENBIT_SHIFT 0 -#define I40E_VFMSIX_PBA1_PENBIT_MASK I40E_MASK(0xFFFFFFFF, I40E_VFMSIX_PBA1_PENBIT_SHIFT) -#define I40E_VFMSIX_TADD1(_i) (0x00002100 + ((_i) * 16)) /* _i=0...639 */ /* Reset: VFLR */ -#define I40E_VFMSIX_TADD1_MAX_INDEX 639 -#define I40E_VFMSIX_TADD1_MSIXTADD10_SHIFT 0 -#define I40E_VFMSIX_TADD1_MSIXTADD10_MASK I40E_MASK(0x3, I40E_VFMSIX_TADD1_MSIXTADD10_SHIFT) -#define I40E_VFMSIX_TADD1_MSIXTADD_SHIFT 2 -#define I40E_VFMSIX_TADD1_MSIXTADD_MASK I40E_MASK(0x3FFFFFFF, I40E_VFMSIX_TADD1_MSIXTADD_SHIFT) -#define I40E_VFMSIX_TMSG1(_i) (0x00002108 + ((_i) * 16)) /* _i=0...639 */ /* Reset: VFLR */ -#define I40E_VFMSIX_TMSG1_MAX_INDEX 639 -#define I40E_VFMSIX_TMSG1_MSIXTMSG_SHIFT 0 -#define I40E_VFMSIX_TMSG1_MSIXTMSG_MASK I40E_MASK(0xFFFFFFFF, I40E_VFMSIX_TMSG1_MSIXTMSG_SHIFT) -#define I40E_VFMSIX_TUADD1(_i) (0x00002104 + ((_i) * 16)) /* _i=0...639 */ /* Reset: VFLR */ -#define I40E_VFMSIX_TUADD1_MAX_INDEX 639 -#define I40E_VFMSIX_TUADD1_MSIXTUADD_SHIFT 0 -#define I40E_VFMSIX_TUADD1_MSIXTUADD_MASK I40E_MASK(0xFFFFFFFF, I40E_VFMSIX_TUADD1_MSIXTUADD_SHIFT) -#define I40E_VFMSIX_TVCTRL1(_i) (0x0000210C + ((_i) * 16)) /* _i=0...639 */ /* Reset: VFLR */ -#define I40E_VFMSIX_TVCTRL1_MAX_INDEX 639 -#define I40E_VFMSIX_TVCTRL1_MASK_SHIFT 0 -#define I40E_VFMSIX_TVCTRL1_MASK_MASK I40E_MASK(0x1, I40E_VFMSIX_TVCTRL1_MASK_SHIFT) -#define I40E_VF_ARQBAH1 0x00006000 /* Reset: EMPR */ -#define I40E_VF_ARQBAH1_ARQBAH_SHIFT 0 -#define I40E_VF_ARQBAH1_ARQBAH_MASK I40E_MASK(0xFFFFFFFF, I40E_VF_ARQBAH1_ARQBAH_SHIFT) -#define I40E_VF_ARQBAL1 0x00006C00 /* Reset: EMPR */ -#define I40E_VF_ARQBAL1_ARQBAL_SHIFT 0 -#define I40E_VF_ARQBAL1_ARQBAL_MASK I40E_MASK(0xFFFFFFFF, I40E_VF_ARQBAL1_ARQBAL_SHIFT) -#define I40E_VF_ARQH1 0x00007400 /* Reset: EMPR */ -#define I40E_VF_ARQH1_ARQH_SHIFT 0 -#define I40E_VF_ARQH1_ARQH_MASK I40E_MASK(0x3FF, I40E_VF_ARQH1_ARQH_SHIFT) -#define I40E_VF_ARQLEN1 0x00008000 /* Reset: EMPR */ -#define I40E_VF_ARQLEN1_ARQLEN_SHIFT 0 -#define I40E_VF_ARQLEN1_ARQLEN_MASK I40E_MASK(0x3FF, I40E_VF_ARQLEN1_ARQLEN_SHIFT) -#define I40E_VF_ARQLEN1_ARQVFE_SHIFT 28 -#define I40E_VF_ARQLEN1_ARQVFE_MASK I40E_MASK(0x1, I40E_VF_ARQLEN1_ARQVFE_SHIFT) -#define I40E_VF_ARQLEN1_ARQOVFL_SHIFT 29 -#define I40E_VF_ARQLEN1_ARQOVFL_MASK I40E_MASK(0x1, I40E_VF_ARQLEN1_ARQOVFL_SHIFT) -#define I40E_VF_ARQLEN1_ARQCRIT_SHIFT 30 -#define I40E_VF_ARQLEN1_ARQCRIT_MASK I40E_MASK(0x1, I40E_VF_ARQLEN1_ARQCRIT_SHIFT) -#define I40E_VF_ARQLEN1_ARQENABLE_SHIFT 31 -#define I40E_VF_ARQLEN1_ARQENABLE_MASK I40E_MASK(0x1, I40E_VF_ARQLEN1_ARQENABLE_SHIFT) -#define I40E_VF_ARQT1 0x00007000 /* Reset: EMPR */ -#define I40E_VF_ARQT1_ARQT_SHIFT 0 -#define I40E_VF_ARQT1_ARQT_MASK I40E_MASK(0x3FF, I40E_VF_ARQT1_ARQT_SHIFT) -#define I40E_VF_ATQBAH1 0x00007800 /* Reset: EMPR */ -#define I40E_VF_ATQBAH1_ATQBAH_SHIFT 0 -#define I40E_VF_ATQBAH1_ATQBAH_MASK I40E_MASK(0xFFFFFFFF, I40E_VF_ATQBAH1_ATQBAH_SHIFT) -#define I40E_VF_ATQBAL1 0x00007C00 /* Reset: EMPR */ -#define I40E_VF_ATQBAL1_ATQBAL_SHIFT 0 -#define I40E_VF_ATQBAL1_ATQBAL_MASK I40E_MASK(0xFFFFFFFF, I40E_VF_ATQBAL1_ATQBAL_SHIFT) -#define I40E_VF_ATQH1 0x00006400 /* Reset: EMPR */ -#define I40E_VF_ATQH1_ATQH_SHIFT 0 -#define I40E_VF_ATQH1_ATQH_MASK I40E_MASK(0x3FF, I40E_VF_ATQH1_ATQH_SHIFT) -#define I40E_VF_ATQLEN1 0x00006800 /* Reset: EMPR */ -#define I40E_VF_ATQLEN1_ATQLEN_SHIFT 0 -#define I40E_VF_ATQLEN1_ATQLEN_MASK I40E_MASK(0x3FF, I40E_VF_ATQLEN1_ATQLEN_SHIFT) -#define I40E_VF_ATQLEN1_ATQVFE_SHIFT 28 -#define I40E_VF_ATQLEN1_ATQVFE_MASK I40E_MASK(0x1, I40E_VF_ATQLEN1_ATQVFE_SHIFT) -#define I40E_VF_ATQLEN1_ATQOVFL_SHIFT 29 -#define I40E_VF_ATQLEN1_ATQOVFL_MASK I40E_MASK(0x1, I40E_VF_ATQLEN1_ATQOVFL_SHIFT) -#define I40E_VF_ATQLEN1_ATQCRIT_SHIFT 30 -#define I40E_VF_ATQLEN1_ATQCRIT_MASK I40E_MASK(0x1, I40E_VF_ATQLEN1_ATQCRIT_SHIFT) -#define I40E_VF_ATQLEN1_ATQENABLE_SHIFT 31 -#define I40E_VF_ATQLEN1_ATQENABLE_MASK I40E_MASK(0x1, I40E_VF_ATQLEN1_ATQENABLE_SHIFT) -#define I40E_VF_ATQT1 0x00008400 /* Reset: EMPR */ -#define I40E_VF_ATQT1_ATQT_SHIFT 0 -#define I40E_VF_ATQT1_ATQT_MASK I40E_MASK(0x3FF, I40E_VF_ATQT1_ATQT_SHIFT) -#define I40E_VFGEN_RSTAT 0x00008800 /* Reset: VFR */ -#define I40E_VFGEN_RSTAT_VFR_STATE_SHIFT 0 -#define I40E_VFGEN_RSTAT_VFR_STATE_MASK I40E_MASK(0x3, I40E_VFGEN_RSTAT_VFR_STATE_SHIFT) -#define I40E_VFINT_DYN_CTL01 0x00005C00 /* Reset: VFR */ -#define I40E_VFINT_DYN_CTL01_INTENA_SHIFT 0 -#define I40E_VFINT_DYN_CTL01_INTENA_MASK I40E_MASK(0x1, I40E_VFINT_DYN_CTL01_INTENA_SHIFT) -#define I40E_VFINT_DYN_CTL01_CLEARPBA_SHIFT 1 -#define I40E_VFINT_DYN_CTL01_CLEARPBA_MASK I40E_MASK(0x1, I40E_VFINT_DYN_CTL01_CLEARPBA_SHIFT) -#define I40E_VFINT_DYN_CTL01_SWINT_TRIG_SHIFT 2 -#define I40E_VFINT_DYN_CTL01_SWINT_TRIG_MASK I40E_MASK(0x1, I40E_VFINT_DYN_CTL01_SWINT_TRIG_SHIFT) -#define I40E_VFINT_DYN_CTL01_ITR_INDX_SHIFT 3 -#define I40E_VFINT_DYN_CTL01_ITR_INDX_MASK I40E_MASK(0x3, I40E_VFINT_DYN_CTL01_ITR_INDX_SHIFT) -#define I40E_VFINT_DYN_CTL01_INTERVAL_SHIFT 5 -#define I40E_VFINT_DYN_CTL01_INTERVAL_MASK I40E_MASK(0xFFF, I40E_VFINT_DYN_CTL01_INTERVAL_SHIFT) -#define I40E_VFINT_DYN_CTL01_SW_ITR_INDX_ENA_SHIFT 24 -#define I40E_VFINT_DYN_CTL01_SW_ITR_INDX_ENA_MASK I40E_MASK(0x1, I40E_VFINT_DYN_CTL01_SW_ITR_INDX_ENA_SHIFT) -#define I40E_VFINT_DYN_CTL01_SW_ITR_INDX_SHIFT 25 -#define I40E_VFINT_DYN_CTL01_SW_ITR_INDX_MASK I40E_MASK(0x3, I40E_VFINT_DYN_CTL01_SW_ITR_INDX_SHIFT) -#define I40E_VFINT_DYN_CTL01_INTENA_MSK_SHIFT 31 -#define I40E_VFINT_DYN_CTL01_INTENA_MSK_MASK I40E_MASK(0x1, I40E_VFINT_DYN_CTL01_INTENA_MSK_SHIFT) -#define I40E_VFINT_DYN_CTLN1(_INTVF) (0x00003800 + ((_INTVF) * 4)) /* _i=0...15 */ /* Reset: VFR */ -#define I40E_VFINT_DYN_CTLN1_MAX_INDEX 15 -#define I40E_VFINT_DYN_CTLN1_INTENA_SHIFT 0 -#define I40E_VFINT_DYN_CTLN1_INTENA_MASK I40E_MASK(0x1, I40E_VFINT_DYN_CTLN1_INTENA_SHIFT) -#define I40E_VFINT_DYN_CTLN1_CLEARPBA_SHIFT 1 -#define I40E_VFINT_DYN_CTLN1_CLEARPBA_MASK I40E_MASK(0x1, I40E_VFINT_DYN_CTLN1_CLEARPBA_SHIFT) -#define I40E_VFINT_DYN_CTLN1_SWINT_TRIG_SHIFT 2 -#define I40E_VFINT_DYN_CTLN1_SWINT_TRIG_MASK I40E_MASK(0x1, I40E_VFINT_DYN_CTLN1_SWINT_TRIG_SHIFT) -#define I40E_VFINT_DYN_CTLN1_ITR_INDX_SHIFT 3 -#define I40E_VFINT_DYN_CTLN1_ITR_INDX_MASK I40E_MASK(0x3, I40E_VFINT_DYN_CTLN1_ITR_INDX_SHIFT) -#define I40E_VFINT_DYN_CTLN1_INTERVAL_SHIFT 5 -#define I40E_VFINT_DYN_CTLN1_INTERVAL_MASK I40E_MASK(0xFFF, I40E_VFINT_DYN_CTLN1_INTERVAL_SHIFT) -#define I40E_VFINT_DYN_CTLN1_SW_ITR_INDX_ENA_SHIFT 24 -#define I40E_VFINT_DYN_CTLN1_SW_ITR_INDX_ENA_MASK I40E_MASK(0x1, I40E_VFINT_DYN_CTLN1_SW_ITR_INDX_ENA_SHIFT) -#define I40E_VFINT_DYN_CTLN1_SW_ITR_INDX_SHIFT 25 -#define I40E_VFINT_DYN_CTLN1_SW_ITR_INDX_MASK I40E_MASK(0x3, I40E_VFINT_DYN_CTLN1_SW_ITR_INDX_SHIFT) -#define I40E_VFINT_DYN_CTLN1_INTENA_MSK_SHIFT 31 -#define I40E_VFINT_DYN_CTLN1_INTENA_MSK_MASK I40E_MASK(0x1, I40E_VFINT_DYN_CTLN1_INTENA_MSK_SHIFT) -#define I40E_VFINT_ICR0_ENA1 0x00005000 /* Reset: CORER */ -#define I40E_VFINT_ICR0_ENA1_LINK_STAT_CHANGE_SHIFT 25 -#define I40E_VFINT_ICR0_ENA1_LINK_STAT_CHANGE_MASK I40E_MASK(0x1, I40E_VFINT_ICR0_ENA1_LINK_STAT_CHANGE_SHIFT) -#define I40E_VFINT_ICR0_ENA1_ADMINQ_SHIFT 30 -#define I40E_VFINT_ICR0_ENA1_ADMINQ_MASK I40E_MASK(0x1, I40E_VFINT_ICR0_ENA1_ADMINQ_SHIFT) -#define I40E_VFINT_ICR0_ENA1_RSVD_SHIFT 31 -#define I40E_VFINT_ICR0_ENA1_RSVD_MASK I40E_MASK(0x1, I40E_VFINT_ICR0_ENA1_RSVD_SHIFT) -#define I40E_VFINT_ICR01 0x00004800 /* Reset: CORER */ -#define I40E_VFINT_ICR01_INTEVENT_SHIFT 0 -#define I40E_VFINT_ICR01_INTEVENT_MASK I40E_MASK(0x1, I40E_VFINT_ICR01_INTEVENT_SHIFT) -#define I40E_VFINT_ICR01_QUEUE_0_SHIFT 1 -#define I40E_VFINT_ICR01_QUEUE_0_MASK I40E_MASK(0x1, I40E_VFINT_ICR01_QUEUE_0_SHIFT) -#define I40E_VFINT_ICR01_QUEUE_1_SHIFT 2 -#define I40E_VFINT_ICR01_QUEUE_1_MASK I40E_MASK(0x1, I40E_VFINT_ICR01_QUEUE_1_SHIFT) -#define I40E_VFINT_ICR01_QUEUE_2_SHIFT 3 -#define I40E_VFINT_ICR01_QUEUE_2_MASK I40E_MASK(0x1, I40E_VFINT_ICR01_QUEUE_2_SHIFT) -#define I40E_VFINT_ICR01_QUEUE_3_SHIFT 4 -#define I40E_VFINT_ICR01_QUEUE_3_MASK I40E_MASK(0x1, I40E_VFINT_ICR01_QUEUE_3_SHIFT) -#define I40E_VFINT_ICR01_LINK_STAT_CHANGE_SHIFT 25 -#define I40E_VFINT_ICR01_LINK_STAT_CHANGE_MASK I40E_MASK(0x1, I40E_VFINT_ICR01_LINK_STAT_CHANGE_SHIFT) -#define I40E_VFINT_ICR01_ADMINQ_SHIFT 30 -#define I40E_VFINT_ICR01_ADMINQ_MASK I40E_MASK(0x1, I40E_VFINT_ICR01_ADMINQ_SHIFT) -#define I40E_VFINT_ICR01_SWINT_SHIFT 31 -#define I40E_VFINT_ICR01_SWINT_MASK I40E_MASK(0x1, I40E_VFINT_ICR01_SWINT_SHIFT) -#define I40E_VFINT_ITR01(_i) (0x00004C00 + ((_i) * 4)) /* _i=0...2 */ /* Reset: VFR */ -#define I40E_VFINT_ITR01_MAX_INDEX 2 -#define I40E_VFINT_ITR01_INTERVAL_SHIFT 0 -#define I40E_VFINT_ITR01_INTERVAL_MASK I40E_MASK(0xFFF, I40E_VFINT_ITR01_INTERVAL_SHIFT) -#define I40E_VFINT_ITRN1(_i, _INTVF) (0x00002800 + ((_i) * 64 + (_INTVF) * 4)) /* _i=0...2, _INTVF=0...15 */ /* Reset: VFR */ -#define I40E_VFINT_ITRN1_MAX_INDEX 2 -#define I40E_VFINT_ITRN1_INTERVAL_SHIFT 0 -#define I40E_VFINT_ITRN1_INTERVAL_MASK I40E_MASK(0xFFF, I40E_VFINT_ITRN1_INTERVAL_SHIFT) -#define I40E_VFINT_STAT_CTL01 0x00005400 /* Reset: CORER */ -#define I40E_VFINT_STAT_CTL01_OTHER_ITR_INDX_SHIFT 2 -#define I40E_VFINT_STAT_CTL01_OTHER_ITR_INDX_MASK I40E_MASK(0x3, I40E_VFINT_STAT_CTL01_OTHER_ITR_INDX_SHIFT) -#define I40E_QRX_TAIL1(_Q) (0x00002000 + ((_Q) * 4)) /* _i=0...15 */ /* Reset: CORER */ -#define I40E_QRX_TAIL1_MAX_INDEX 15 -#define I40E_QRX_TAIL1_TAIL_SHIFT 0 -#define I40E_QRX_TAIL1_TAIL_MASK I40E_MASK(0x1FFF, I40E_QRX_TAIL1_TAIL_SHIFT) -#define I40E_QTX_TAIL1(_Q) (0x00000000 + ((_Q) * 4)) /* _i=0...15 */ /* Reset: PFR */ -#define I40E_QTX_TAIL1_MAX_INDEX 15 -#define I40E_QTX_TAIL1_TAIL_SHIFT 0 -#define I40E_QTX_TAIL1_TAIL_MASK I40E_MASK(0x1FFF, I40E_QTX_TAIL1_TAIL_SHIFT) -#define I40E_VFMSIX_PBA 0x00002000 /* Reset: VFLR */ -#define I40E_VFMSIX_PBA_PENBIT_SHIFT 0 -#define I40E_VFMSIX_PBA_PENBIT_MASK I40E_MASK(0xFFFFFFFF, I40E_VFMSIX_PBA_PENBIT_SHIFT) -#define I40E_VFMSIX_TADD(_i) (0x00000000 + ((_i) * 16)) /* _i=0...16 */ /* Reset: VFLR */ -#define I40E_VFMSIX_TADD_MAX_INDEX 16 -#define I40E_VFMSIX_TADD_MSIXTADD10_SHIFT 0 -#define I40E_VFMSIX_TADD_MSIXTADD10_MASK I40E_MASK(0x3, I40E_VFMSIX_TADD_MSIXTADD10_SHIFT) -#define I40E_VFMSIX_TADD_MSIXTADD_SHIFT 2 -#define I40E_VFMSIX_TADD_MSIXTADD_MASK I40E_MASK(0x3FFFFFFF, I40E_VFMSIX_TADD_MSIXTADD_SHIFT) -#define I40E_VFMSIX_TMSG(_i) (0x00000008 + ((_i) * 16)) /* _i=0...16 */ /* Reset: VFLR */ -#define I40E_VFMSIX_TMSG_MAX_INDEX 16 -#define I40E_VFMSIX_TMSG_MSIXTMSG_SHIFT 0 -#define I40E_VFMSIX_TMSG_MSIXTMSG_MASK I40E_MASK(0xFFFFFFFF, I40E_VFMSIX_TMSG_MSIXTMSG_SHIFT) -#define I40E_VFMSIX_TUADD(_i) (0x00000004 + ((_i) * 16)) /* _i=0...16 */ /* Reset: VFLR */ -#define I40E_VFMSIX_TUADD_MAX_INDEX 16 -#define I40E_VFMSIX_TUADD_MSIXTUADD_SHIFT 0 -#define I40E_VFMSIX_TUADD_MSIXTUADD_MASK I40E_MASK(0xFFFFFFFF, I40E_VFMSIX_TUADD_MSIXTUADD_SHIFT) -#define I40E_VFMSIX_TVCTRL(_i) (0x0000000C + ((_i) * 16)) /* _i=0...16 */ /* Reset: VFLR */ -#define I40E_VFMSIX_TVCTRL_MAX_INDEX 16 -#define I40E_VFMSIX_TVCTRL_MASK_SHIFT 0 -#define I40E_VFMSIX_TVCTRL_MASK_MASK I40E_MASK(0x1, I40E_VFMSIX_TVCTRL_MASK_SHIFT) -#define I40E_VFCM_PE_ERRDATA 0x0000DC00 /* Reset: VFR */ -#define I40E_VFCM_PE_ERRDATA_ERROR_CODE_SHIFT 0 -#define I40E_VFCM_PE_ERRDATA_ERROR_CODE_MASK I40E_MASK(0xF, I40E_VFCM_PE_ERRDATA_ERROR_CODE_SHIFT) -#define I40E_VFCM_PE_ERRDATA_Q_TYPE_SHIFT 4 -#define I40E_VFCM_PE_ERRDATA_Q_TYPE_MASK I40E_MASK(0x7, I40E_VFCM_PE_ERRDATA_Q_TYPE_SHIFT) -#define I40E_VFCM_PE_ERRDATA_Q_NUM_SHIFT 8 -#define I40E_VFCM_PE_ERRDATA_Q_NUM_MASK I40E_MASK(0x3FFFF, I40E_VFCM_PE_ERRDATA_Q_NUM_SHIFT) -#define I40E_VFCM_PE_ERRINFO 0x0000D800 /* Reset: VFR */ -#define I40E_VFCM_PE_ERRINFO_ERROR_VALID_SHIFT 0 -#define I40E_VFCM_PE_ERRINFO_ERROR_VALID_MASK I40E_MASK(0x1, I40E_VFCM_PE_ERRINFO_ERROR_VALID_SHIFT) -#define I40E_VFCM_PE_ERRINFO_ERROR_INST_SHIFT 4 -#define I40E_VFCM_PE_ERRINFO_ERROR_INST_MASK I40E_MASK(0x7, I40E_VFCM_PE_ERRINFO_ERROR_INST_SHIFT) -#define I40E_VFCM_PE_ERRINFO_DBL_ERROR_CNT_SHIFT 8 -#define I40E_VFCM_PE_ERRINFO_DBL_ERROR_CNT_MASK I40E_MASK(0xFF, I40E_VFCM_PE_ERRINFO_DBL_ERROR_CNT_SHIFT) -#define I40E_VFCM_PE_ERRINFO_RLU_ERROR_CNT_SHIFT 16 -#define I40E_VFCM_PE_ERRINFO_RLU_ERROR_CNT_MASK I40E_MASK(0xFF, I40E_VFCM_PE_ERRINFO_RLU_ERROR_CNT_SHIFT) -#define I40E_VFCM_PE_ERRINFO_RLS_ERROR_CNT_SHIFT 24 -#define I40E_VFCM_PE_ERRINFO_RLS_ERROR_CNT_MASK I40E_MASK(0xFF, I40E_VFCM_PE_ERRINFO_RLS_ERROR_CNT_SHIFT) -#define I40E_VFQF_HENA(_i) (0x0000C400 + ((_i) * 4)) /* _i=0...1 */ /* Reset: CORER */ -#define I40E_VFQF_HENA_MAX_INDEX 1 -#define I40E_VFQF_HENA_PTYPE_ENA_SHIFT 0 -#define I40E_VFQF_HENA_PTYPE_ENA_MASK I40E_MASK(0xFFFFFFFF, I40E_VFQF_HENA_PTYPE_ENA_SHIFT) -#define I40E_VFQF_HKEY(_i) (0x0000CC00 + ((_i) * 4)) /* _i=0...12 */ /* Reset: CORER */ -#define I40E_VFQF_HKEY_MAX_INDEX 12 -#define I40E_VFQF_HKEY_KEY_0_SHIFT 0 -#define I40E_VFQF_HKEY_KEY_0_MASK I40E_MASK(0xFF, I40E_VFQF_HKEY_KEY_0_SHIFT) -#define I40E_VFQF_HKEY_KEY_1_SHIFT 8 -#define I40E_VFQF_HKEY_KEY_1_MASK I40E_MASK(0xFF, I40E_VFQF_HKEY_KEY_1_SHIFT) -#define I40E_VFQF_HKEY_KEY_2_SHIFT 16 -#define I40E_VFQF_HKEY_KEY_2_MASK I40E_MASK(0xFF, I40E_VFQF_HKEY_KEY_2_SHIFT) -#define I40E_VFQF_HKEY_KEY_3_SHIFT 24 -#define I40E_VFQF_HKEY_KEY_3_MASK I40E_MASK(0xFF, I40E_VFQF_HKEY_KEY_3_SHIFT) -#define I40E_VFQF_HLUT(_i) (0x0000D000 + ((_i) * 4)) /* _i=0...15 */ /* Reset: CORER */ -#define I40E_VFQF_HLUT_MAX_INDEX 15 -#define I40E_VFQF_HLUT_LUT0_SHIFT 0 -#define I40E_VFQF_HLUT_LUT0_MASK I40E_MASK(0xF, I40E_VFQF_HLUT_LUT0_SHIFT) -#define I40E_VFQF_HLUT_LUT1_SHIFT 8 -#define I40E_VFQF_HLUT_LUT1_MASK I40E_MASK(0xF, I40E_VFQF_HLUT_LUT1_SHIFT) -#define I40E_VFQF_HLUT_LUT2_SHIFT 16 -#define I40E_VFQF_HLUT_LUT2_MASK I40E_MASK(0xF, I40E_VFQF_HLUT_LUT2_SHIFT) -#define I40E_VFQF_HLUT_LUT3_SHIFT 24 -#define I40E_VFQF_HLUT_LUT3_MASK I40E_MASK(0xF, I40E_VFQF_HLUT_LUT3_SHIFT) -#define I40E_VFQF_HREGION(_i) (0x0000D400 + ((_i) * 4)) /* _i=0...7 */ /* Reset: CORER */ -#define I40E_VFQF_HREGION_MAX_INDEX 7 -#define I40E_VFQF_HREGION_OVERRIDE_ENA_0_SHIFT 0 -#define I40E_VFQF_HREGION_OVERRIDE_ENA_0_MASK I40E_MASK(0x1, I40E_VFQF_HREGION_OVERRIDE_ENA_0_SHIFT) -#define I40E_VFQF_HREGION_REGION_0_SHIFT 1 -#define I40E_VFQF_HREGION_REGION_0_MASK I40E_MASK(0x7, I40E_VFQF_HREGION_REGION_0_SHIFT) -#define I40E_VFQF_HREGION_OVERRIDE_ENA_1_SHIFT 4 -#define I40E_VFQF_HREGION_OVERRIDE_ENA_1_MASK I40E_MASK(0x1, I40E_VFQF_HREGION_OVERRIDE_ENA_1_SHIFT) -#define I40E_VFQF_HREGION_REGION_1_SHIFT 5 -#define I40E_VFQF_HREGION_REGION_1_MASK I40E_MASK(0x7, I40E_VFQF_HREGION_REGION_1_SHIFT) -#define I40E_VFQF_HREGION_OVERRIDE_ENA_2_SHIFT 8 -#define I40E_VFQF_HREGION_OVERRIDE_ENA_2_MASK I40E_MASK(0x1, I40E_VFQF_HREGION_OVERRIDE_ENA_2_SHIFT) -#define I40E_VFQF_HREGION_REGION_2_SHIFT 9 -#define I40E_VFQF_HREGION_REGION_2_MASK I40E_MASK(0x7, I40E_VFQF_HREGION_REGION_2_SHIFT) -#define I40E_VFQF_HREGION_OVERRIDE_ENA_3_SHIFT 12 -#define I40E_VFQF_HREGION_OVERRIDE_ENA_3_MASK I40E_MASK(0x1, I40E_VFQF_HREGION_OVERRIDE_ENA_3_SHIFT) -#define I40E_VFQF_HREGION_REGION_3_SHIFT 13 -#define I40E_VFQF_HREGION_REGION_3_MASK I40E_MASK(0x7, I40E_VFQF_HREGION_REGION_3_SHIFT) -#define I40E_VFQF_HREGION_OVERRIDE_ENA_4_SHIFT 16 -#define I40E_VFQF_HREGION_OVERRIDE_ENA_4_MASK I40E_MASK(0x1, I40E_VFQF_HREGION_OVERRIDE_ENA_4_SHIFT) -#define I40E_VFQF_HREGION_REGION_4_SHIFT 17 -#define I40E_VFQF_HREGION_REGION_4_MASK I40E_MASK(0x7, I40E_VFQF_HREGION_REGION_4_SHIFT) -#define I40E_VFQF_HREGION_OVERRIDE_ENA_5_SHIFT 20 -#define I40E_VFQF_HREGION_OVERRIDE_ENA_5_MASK I40E_MASK(0x1, I40E_VFQF_HREGION_OVERRIDE_ENA_5_SHIFT) -#define I40E_VFQF_HREGION_REGION_5_SHIFT 21 -#define I40E_VFQF_HREGION_REGION_5_MASK I40E_MASK(0x7, I40E_VFQF_HREGION_REGION_5_SHIFT) -#define I40E_VFQF_HREGION_OVERRIDE_ENA_6_SHIFT 24 -#define I40E_VFQF_HREGION_OVERRIDE_ENA_6_MASK I40E_MASK(0x1, I40E_VFQF_HREGION_OVERRIDE_ENA_6_SHIFT) -#define I40E_VFQF_HREGION_REGION_6_SHIFT 25 -#define I40E_VFQF_HREGION_REGION_6_MASK I40E_MASK(0x7, I40E_VFQF_HREGION_REGION_6_SHIFT) -#define I40E_VFQF_HREGION_OVERRIDE_ENA_7_SHIFT 28 -#define I40E_VFQF_HREGION_OVERRIDE_ENA_7_MASK I40E_MASK(0x1, I40E_VFQF_HREGION_OVERRIDE_ENA_7_SHIFT) -#define I40E_VFQF_HREGION_REGION_7_SHIFT 29 -#define I40E_VFQF_HREGION_REGION_7_MASK I40E_MASK(0x7, I40E_VFQF_HREGION_REGION_7_SHIFT) -#define I40E_VFINT_DYN_CTL01_WB_ON_ITR_SHIFT 30 -#define I40E_VFINT_DYN_CTL01_WB_ON_ITR_MASK I40E_MASK(0x1, I40E_VFINT_DYN_CTL01_WB_ON_ITR_SHIFT) -#define I40E_VFINT_DYN_CTLN1_WB_ON_ITR_SHIFT 30 -#define I40E_VFINT_DYN_CTLN1_WB_ON_ITR_MASK I40E_MASK(0x1, I40E_VFINT_DYN_CTLN1_WB_ON_ITR_SHIFT) -#define I40E_VFPE_AEQALLOC1 0x0000A400 /* Reset: VFR */ -#define I40E_VFPE_AEQALLOC1_AECOUNT_SHIFT 0 -#define I40E_VFPE_AEQALLOC1_AECOUNT_MASK I40E_MASK(0xFFFFFFFF, I40E_VFPE_AEQALLOC1_AECOUNT_SHIFT) -#define I40E_VFPE_CCQPHIGH1 0x00009800 /* Reset: VFR */ -#define I40E_VFPE_CCQPHIGH1_PECCQPHIGH_SHIFT 0 -#define I40E_VFPE_CCQPHIGH1_PECCQPHIGH_MASK I40E_MASK(0xFFFFFFFF, I40E_VFPE_CCQPHIGH1_PECCQPHIGH_SHIFT) -#define I40E_VFPE_CCQPLOW1 0x0000AC00 /* Reset: VFR */ -#define I40E_VFPE_CCQPLOW1_PECCQPLOW_SHIFT 0 -#define I40E_VFPE_CCQPLOW1_PECCQPLOW_MASK I40E_MASK(0xFFFFFFFF, I40E_VFPE_CCQPLOW1_PECCQPLOW_SHIFT) -#define I40E_VFPE_CCQPSTATUS1 0x0000B800 /* Reset: VFR */ -#define I40E_VFPE_CCQPSTATUS1_CCQP_DONE_SHIFT 0 -#define I40E_VFPE_CCQPSTATUS1_CCQP_DONE_MASK I40E_MASK(0x1, I40E_VFPE_CCQPSTATUS1_CCQP_DONE_SHIFT) -#define I40E_VFPE_CCQPSTATUS1_HMC_PROFILE_SHIFT 4 -#define I40E_VFPE_CCQPSTATUS1_HMC_PROFILE_MASK I40E_MASK(0x7, I40E_VFPE_CCQPSTATUS1_HMC_PROFILE_SHIFT) -#define I40E_VFPE_CCQPSTATUS1_RDMA_EN_VFS_SHIFT 16 -#define I40E_VFPE_CCQPSTATUS1_RDMA_EN_VFS_MASK I40E_MASK(0x3F, I40E_VFPE_CCQPSTATUS1_RDMA_EN_VFS_SHIFT) -#define I40E_VFPE_CCQPSTATUS1_CCQP_ERR_SHIFT 31 -#define I40E_VFPE_CCQPSTATUS1_CCQP_ERR_MASK I40E_MASK(0x1, I40E_VFPE_CCQPSTATUS1_CCQP_ERR_SHIFT) -#define I40E_VFPE_CQACK1 0x0000B000 /* Reset: VFR */ -#define I40E_VFPE_CQACK1_PECQID_SHIFT 0 -#define I40E_VFPE_CQACK1_PECQID_MASK I40E_MASK(0x1FFFF, I40E_VFPE_CQACK1_PECQID_SHIFT) -#define I40E_VFPE_CQARM1 0x0000B400 /* Reset: VFR */ -#define I40E_VFPE_CQARM1_PECQID_SHIFT 0 -#define I40E_VFPE_CQARM1_PECQID_MASK I40E_MASK(0x1FFFF, I40E_VFPE_CQARM1_PECQID_SHIFT) -#define I40E_VFPE_CQPDB1 0x0000BC00 /* Reset: VFR */ -#define I40E_VFPE_CQPDB1_WQHEAD_SHIFT 0 -#define I40E_VFPE_CQPDB1_WQHEAD_MASK I40E_MASK(0x7FF, I40E_VFPE_CQPDB1_WQHEAD_SHIFT) -#define I40E_VFPE_CQPERRCODES1 0x00009C00 /* Reset: VFR */ -#define I40E_VFPE_CQPERRCODES1_CQP_MINOR_CODE_SHIFT 0 -#define I40E_VFPE_CQPERRCODES1_CQP_MINOR_CODE_MASK I40E_MASK(0xFFFF, I40E_VFPE_CQPERRCODES1_CQP_MINOR_CODE_SHIFT) -#define I40E_VFPE_CQPERRCODES1_CQP_MAJOR_CODE_SHIFT 16 -#define I40E_VFPE_CQPERRCODES1_CQP_MAJOR_CODE_MASK I40E_MASK(0xFFFF, I40E_VFPE_CQPERRCODES1_CQP_MAJOR_CODE_SHIFT) -#define I40E_VFPE_CQPTAIL1 0x0000A000 /* Reset: VFR */ -#define I40E_VFPE_CQPTAIL1_WQTAIL_SHIFT 0 -#define I40E_VFPE_CQPTAIL1_WQTAIL_MASK I40E_MASK(0x7FF, I40E_VFPE_CQPTAIL1_WQTAIL_SHIFT) -#define I40E_VFPE_CQPTAIL1_CQP_OP_ERR_SHIFT 31 -#define I40E_VFPE_CQPTAIL1_CQP_OP_ERR_MASK I40E_MASK(0x1, I40E_VFPE_CQPTAIL1_CQP_OP_ERR_SHIFT) -#define I40E_VFPE_IPCONFIG01 0x00008C00 /* Reset: VFR */ -#define I40E_VFPE_IPCONFIG01_PEIPID_SHIFT 0 -#define I40E_VFPE_IPCONFIG01_PEIPID_MASK I40E_MASK(0xFFFF, I40E_VFPE_IPCONFIG01_PEIPID_SHIFT) -#define I40E_VFPE_IPCONFIG01_USEENTIREIDRANGE_SHIFT 16 -#define I40E_VFPE_IPCONFIG01_USEENTIREIDRANGE_MASK I40E_MASK(0x1, I40E_VFPE_IPCONFIG01_USEENTIREIDRANGE_SHIFT) -#define I40E_VFPE_MRTEIDXMASK1 0x00009000 /* Reset: VFR */ -#define I40E_VFPE_MRTEIDXMASK1_MRTEIDXMASKBITS_SHIFT 0 -#define I40E_VFPE_MRTEIDXMASK1_MRTEIDXMASKBITS_MASK I40E_MASK(0x1F, I40E_VFPE_MRTEIDXMASK1_MRTEIDXMASKBITS_SHIFT) -#define I40E_VFPE_RCVUNEXPECTEDERROR1 0x00009400 /* Reset: VFR */ -#define I40E_VFPE_RCVUNEXPECTEDERROR1_TCP_RX_UNEXP_ERR_SHIFT 0 -#define I40E_VFPE_RCVUNEXPECTEDERROR1_TCP_RX_UNEXP_ERR_MASK I40E_MASK(0xFFFFFF, I40E_VFPE_RCVUNEXPECTEDERROR1_TCP_RX_UNEXP_ERR_SHIFT) -#define I40E_VFPE_TCPNOWTIMER1 0x0000A800 /* Reset: VFR */ -#define I40E_VFPE_TCPNOWTIMER1_TCP_NOW_SHIFT 0 -#define I40E_VFPE_TCPNOWTIMER1_TCP_NOW_MASK I40E_MASK(0xFFFFFFFF, I40E_VFPE_TCPNOWTIMER1_TCP_NOW_SHIFT) -#define I40E_VFPE_WQEALLOC1 0x0000C000 /* Reset: VFR */ -#define I40E_VFPE_WQEALLOC1_PEQPID_SHIFT 0 -#define I40E_VFPE_WQEALLOC1_PEQPID_MASK I40E_MASK(0x3FFFF, I40E_VFPE_WQEALLOC1_PEQPID_SHIFT) -#define I40E_VFPE_WQEALLOC1_WQE_DESC_INDEX_SHIFT 20 -#define I40E_VFPE_WQEALLOC1_WQE_DESC_INDEX_MASK I40E_MASK(0xFFF, I40E_VFPE_WQEALLOC1_WQE_DESC_INDEX_SHIFT) -#endif /* _I40E_REGISTER_H_ */ diff --git a/drivers/net/ethernet/intel/i40evf/i40e_type.h b/drivers/net/ethernet/intel/i40evf/i40e_type.h deleted file mode 100644 index 094387db3c11..000000000000 --- a/drivers/net/ethernet/intel/i40evf/i40e_type.h +++ /dev/null @@ -1,1496 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* Copyright(c) 2013 - 2018 Intel Corporation. */ - -#ifndef _I40E_TYPE_H_ -#define _I40E_TYPE_H_ - -#include "i40e_status.h" -#include "i40e_osdep.h" -#include "i40e_register.h" -#include "i40e_adminq.h" -#include "i40e_hmc.h" -#include "i40e_lan_hmc.h" -#include "i40e_devids.h" - -/* I40E_MASK is a macro used on 32 bit registers */ -#define I40E_MASK(mask, shift) ((u32)(mask) << (shift)) - -#define I40E_MAX_VSI_QP 16 -#define I40E_MAX_VF_VSI 3 -#define I40E_MAX_CHAINED_RX_BUFFERS 5 -#define I40E_MAX_PF_UDP_OFFLOAD_PORTS 16 - -/* Max default timeout in ms, */ -#define I40E_MAX_NVM_TIMEOUT 18000 - -/* Max timeout in ms for the phy to respond */ -#define I40E_MAX_PHY_TIMEOUT 500 - -/* Switch from ms to the 1usec global time (this is the GTIME resolution) */ -#define I40E_MS_TO_GTIME(time) ((time) * 1000) - -/* forward declaration */ -struct i40e_hw; -typedef void (*I40E_ADMINQ_CALLBACK)(struct i40e_hw *, struct i40e_aq_desc *); - -/* Data type manipulation macros. */ - -#define I40E_DESC_UNUSED(R) \ - ((((R)->next_to_clean > (R)->next_to_use) ? 0 : (R)->count) + \ - (R)->next_to_clean - (R)->next_to_use - 1) - -/* bitfields for Tx queue mapping in QTX_CTL */ -#define I40E_QTX_CTL_VF_QUEUE 0x0 -#define I40E_QTX_CTL_VM_QUEUE 0x1 -#define I40E_QTX_CTL_PF_QUEUE 0x2 - -/* debug masks - set these bits in hw->debug_mask to control output */ -enum i40e_debug_mask { - I40E_DEBUG_INIT = 0x00000001, - I40E_DEBUG_RELEASE = 0x00000002, - - I40E_DEBUG_LINK = 0x00000010, - I40E_DEBUG_PHY = 0x00000020, - I40E_DEBUG_HMC = 0x00000040, - I40E_DEBUG_NVM = 0x00000080, - I40E_DEBUG_LAN = 0x00000100, - I40E_DEBUG_FLOW = 0x00000200, - I40E_DEBUG_DCB = 0x00000400, - I40E_DEBUG_DIAG = 0x00000800, - I40E_DEBUG_FD = 0x00001000, - I40E_DEBUG_PACKAGE = 0x00002000, - - I40E_DEBUG_AQ_MESSAGE = 0x01000000, - I40E_DEBUG_AQ_DESCRIPTOR = 0x02000000, - I40E_DEBUG_AQ_DESC_BUFFER = 0x04000000, - I40E_DEBUG_AQ_COMMAND = 0x06000000, - I40E_DEBUG_AQ = 0x0F000000, - - I40E_DEBUG_USER = 0xF0000000, - - I40E_DEBUG_ALL = 0xFFFFFFFF -}; - -/* These are structs for managing the hardware information and the operations. - * The structures of function pointers are filled out at init time when we - * know for sure exactly which hardware we're working with. This gives us the - * flexibility of using the same main driver code but adapting to slightly - * different hardware needs as new parts are developed. For this architecture, - * the Firmware and AdminQ are intended to insulate the driver from most of the - * future changes, but these structures will also do part of the job. - */ -enum i40e_mac_type { - I40E_MAC_UNKNOWN = 0, - I40E_MAC_XL710, - I40E_MAC_VF, - I40E_MAC_X722, - I40E_MAC_X722_VF, - I40E_MAC_GENERIC, -}; - -enum i40e_media_type { - I40E_MEDIA_TYPE_UNKNOWN = 0, - I40E_MEDIA_TYPE_FIBER, - I40E_MEDIA_TYPE_BASET, - I40E_MEDIA_TYPE_BACKPLANE, - I40E_MEDIA_TYPE_CX4, - I40E_MEDIA_TYPE_DA, - I40E_MEDIA_TYPE_VIRTUAL -}; - -enum i40e_fc_mode { - I40E_FC_NONE = 0, - I40E_FC_RX_PAUSE, - I40E_FC_TX_PAUSE, - I40E_FC_FULL, - I40E_FC_PFC, - I40E_FC_DEFAULT -}; - -enum i40e_set_fc_aq_failures { - I40E_SET_FC_AQ_FAIL_NONE = 0, - I40E_SET_FC_AQ_FAIL_GET = 1, - I40E_SET_FC_AQ_FAIL_SET = 2, - I40E_SET_FC_AQ_FAIL_UPDATE = 4, - I40E_SET_FC_AQ_FAIL_SET_UPDATE = 6 -}; - -enum i40e_vsi_type { - I40E_VSI_MAIN = 0, - I40E_VSI_VMDQ1 = 1, - I40E_VSI_VMDQ2 = 2, - I40E_VSI_CTRL = 3, - I40E_VSI_FCOE = 4, - I40E_VSI_MIRROR = 5, - I40E_VSI_SRIOV = 6, - I40E_VSI_FDIR = 7, - I40E_VSI_TYPE_UNKNOWN -}; - -enum i40e_queue_type { - I40E_QUEUE_TYPE_RX = 0, - I40E_QUEUE_TYPE_TX, - I40E_QUEUE_TYPE_PE_CEQ, - I40E_QUEUE_TYPE_UNKNOWN -}; - -struct i40e_link_status { - enum i40e_aq_phy_type phy_type; - enum i40e_aq_link_speed link_speed; - u8 link_info; - u8 an_info; - u8 req_fec_info; - u8 fec_info; - u8 ext_info; - u8 loopback; - /* is Link Status Event notification to SW enabled */ - bool lse_enable; - u16 max_frame_size; - bool crc_enable; - u8 pacing; - u8 requested_speeds; - u8 module_type[3]; - /* 1st byte: module identifier */ -#define I40E_MODULE_TYPE_SFP 0x03 -#define I40E_MODULE_TYPE_QSFP 0x0D - /* 2nd byte: ethernet compliance codes for 10/40G */ -#define I40E_MODULE_TYPE_40G_ACTIVE 0x01 -#define I40E_MODULE_TYPE_40G_LR4 0x02 -#define I40E_MODULE_TYPE_40G_SR4 0x04 -#define I40E_MODULE_TYPE_40G_CR4 0x08 -#define I40E_MODULE_TYPE_10G_BASE_SR 0x10 -#define I40E_MODULE_TYPE_10G_BASE_LR 0x20 -#define I40E_MODULE_TYPE_10G_BASE_LRM 0x40 -#define I40E_MODULE_TYPE_10G_BASE_ER 0x80 - /* 3rd byte: ethernet compliance codes for 1G */ -#define I40E_MODULE_TYPE_1000BASE_SX 0x01 -#define I40E_MODULE_TYPE_1000BASE_LX 0x02 -#define I40E_MODULE_TYPE_1000BASE_CX 0x04 -#define I40E_MODULE_TYPE_1000BASE_T 0x08 -}; - -struct i40e_phy_info { - struct i40e_link_status link_info; - struct i40e_link_status link_info_old; - bool get_link_info; - enum i40e_media_type media_type; - /* all the phy types the NVM is capable of */ - u64 phy_types; -}; - -#define I40E_CAP_PHY_TYPE_SGMII BIT_ULL(I40E_PHY_TYPE_SGMII) -#define I40E_CAP_PHY_TYPE_1000BASE_KX BIT_ULL(I40E_PHY_TYPE_1000BASE_KX) -#define I40E_CAP_PHY_TYPE_10GBASE_KX4 BIT_ULL(I40E_PHY_TYPE_10GBASE_KX4) -#define I40E_CAP_PHY_TYPE_10GBASE_KR BIT_ULL(I40E_PHY_TYPE_10GBASE_KR) -#define I40E_CAP_PHY_TYPE_40GBASE_KR4 BIT_ULL(I40E_PHY_TYPE_40GBASE_KR4) -#define I40E_CAP_PHY_TYPE_XAUI BIT_ULL(I40E_PHY_TYPE_XAUI) -#define I40E_CAP_PHY_TYPE_XFI BIT_ULL(I40E_PHY_TYPE_XFI) -#define I40E_CAP_PHY_TYPE_SFI BIT_ULL(I40E_PHY_TYPE_SFI) -#define I40E_CAP_PHY_TYPE_XLAUI BIT_ULL(I40E_PHY_TYPE_XLAUI) -#define I40E_CAP_PHY_TYPE_XLPPI BIT_ULL(I40E_PHY_TYPE_XLPPI) -#define I40E_CAP_PHY_TYPE_40GBASE_CR4_CU BIT_ULL(I40E_PHY_TYPE_40GBASE_CR4_CU) -#define I40E_CAP_PHY_TYPE_10GBASE_CR1_CU BIT_ULL(I40E_PHY_TYPE_10GBASE_CR1_CU) -#define I40E_CAP_PHY_TYPE_10GBASE_AOC BIT_ULL(I40E_PHY_TYPE_10GBASE_AOC) -#define I40E_CAP_PHY_TYPE_40GBASE_AOC BIT_ULL(I40E_PHY_TYPE_40GBASE_AOC) -#define I40E_CAP_PHY_TYPE_100BASE_TX BIT_ULL(I40E_PHY_TYPE_100BASE_TX) -#define I40E_CAP_PHY_TYPE_1000BASE_T BIT_ULL(I40E_PHY_TYPE_1000BASE_T) -#define I40E_CAP_PHY_TYPE_10GBASE_T BIT_ULL(I40E_PHY_TYPE_10GBASE_T) -#define I40E_CAP_PHY_TYPE_10GBASE_SR BIT_ULL(I40E_PHY_TYPE_10GBASE_SR) -#define I40E_CAP_PHY_TYPE_10GBASE_LR BIT_ULL(I40E_PHY_TYPE_10GBASE_LR) -#define I40E_CAP_PHY_TYPE_10GBASE_SFPP_CU BIT_ULL(I40E_PHY_TYPE_10GBASE_SFPP_CU) -#define I40E_CAP_PHY_TYPE_10GBASE_CR1 BIT_ULL(I40E_PHY_TYPE_10GBASE_CR1) -#define I40E_CAP_PHY_TYPE_40GBASE_CR4 BIT_ULL(I40E_PHY_TYPE_40GBASE_CR4) -#define I40E_CAP_PHY_TYPE_40GBASE_SR4 BIT_ULL(I40E_PHY_TYPE_40GBASE_SR4) -#define I40E_CAP_PHY_TYPE_40GBASE_LR4 BIT_ULL(I40E_PHY_TYPE_40GBASE_LR4) -#define I40E_CAP_PHY_TYPE_1000BASE_SX BIT_ULL(I40E_PHY_TYPE_1000BASE_SX) -#define I40E_CAP_PHY_TYPE_1000BASE_LX BIT_ULL(I40E_PHY_TYPE_1000BASE_LX) -#define I40E_CAP_PHY_TYPE_1000BASE_T_OPTICAL \ - BIT_ULL(I40E_PHY_TYPE_1000BASE_T_OPTICAL) -#define I40E_CAP_PHY_TYPE_20GBASE_KR2 BIT_ULL(I40E_PHY_TYPE_20GBASE_KR2) -/* Defining the macro I40E_TYPE_OFFSET to implement a bit shift for some - * PHY types. There is an unused bit (31) in the I40E_CAP_PHY_TYPE_* bit - * fields but no corresponding gap in the i40e_aq_phy_type enumeration. So, - * a shift is needed to adjust for this with values larger than 31. The - * only affected values are I40E_PHY_TYPE_25GBASE_*. - */ -#define I40E_PHY_TYPE_OFFSET 1 -#define I40E_CAP_PHY_TYPE_25GBASE_KR BIT_ULL(I40E_PHY_TYPE_25GBASE_KR + \ - I40E_PHY_TYPE_OFFSET) -#define I40E_CAP_PHY_TYPE_25GBASE_CR BIT_ULL(I40E_PHY_TYPE_25GBASE_CR + \ - I40E_PHY_TYPE_OFFSET) -#define I40E_CAP_PHY_TYPE_25GBASE_SR BIT_ULL(I40E_PHY_TYPE_25GBASE_SR + \ - I40E_PHY_TYPE_OFFSET) -#define I40E_CAP_PHY_TYPE_25GBASE_LR BIT_ULL(I40E_PHY_TYPE_25GBASE_LR + \ - I40E_PHY_TYPE_OFFSET) -#define I40E_HW_CAP_MAX_GPIO 30 -/* Capabilities of a PF or a VF or the whole device */ -struct i40e_hw_capabilities { - u32 switch_mode; -#define I40E_NVM_IMAGE_TYPE_EVB 0x0 -#define I40E_NVM_IMAGE_TYPE_CLOUD 0x2 -#define I40E_NVM_IMAGE_TYPE_UDP_CLOUD 0x3 - - u32 management_mode; - u32 mng_protocols_over_mctp; -#define I40E_MNG_PROTOCOL_PLDM 0x2 -#define I40E_MNG_PROTOCOL_OEM_COMMANDS 0x4 -#define I40E_MNG_PROTOCOL_NCSI 0x8 - u32 npar_enable; - u32 os2bmc; - u32 valid_functions; - bool sr_iov_1_1; - bool vmdq; - bool evb_802_1_qbg; /* Edge Virtual Bridging */ - bool evb_802_1_qbh; /* Bridge Port Extension */ - bool dcb; - bool fcoe; - bool iscsi; /* Indicates iSCSI enabled */ - bool flex10_enable; - bool flex10_capable; - u32 flex10_mode; -#define I40E_FLEX10_MODE_UNKNOWN 0x0 -#define I40E_FLEX10_MODE_DCC 0x1 -#define I40E_FLEX10_MODE_DCI 0x2 - - u32 flex10_status; -#define I40E_FLEX10_STATUS_DCC_ERROR 0x1 -#define I40E_FLEX10_STATUS_VC_MODE 0x2 - - bool sec_rev_disabled; - bool update_disabled; -#define I40E_NVM_MGMT_SEC_REV_DISABLED 0x1 -#define I40E_NVM_MGMT_UPDATE_DISABLED 0x2 - - bool mgmt_cem; - bool ieee_1588; - bool iwarp; - bool fd; - u32 fd_filters_guaranteed; - u32 fd_filters_best_effort; - bool rss; - u32 rss_table_size; - u32 rss_table_entry_width; - bool led[I40E_HW_CAP_MAX_GPIO]; - bool sdp[I40E_HW_CAP_MAX_GPIO]; - u32 nvm_image_type; - u32 num_flow_director_filters; - u32 num_vfs; - u32 vf_base_id; - u32 num_vsis; - u32 num_rx_qp; - u32 num_tx_qp; - u32 base_queue; - u32 num_msix_vectors; - u32 num_msix_vectors_vf; - u32 led_pin_num; - u32 sdp_pin_num; - u32 mdio_port_num; - u32 mdio_port_mode; - u8 rx_buf_chain_len; - u32 enabled_tcmap; - u32 maxtc; - u64 wr_csr_prot; -}; - -struct i40e_mac_info { - enum i40e_mac_type type; - u8 addr[ETH_ALEN]; - u8 perm_addr[ETH_ALEN]; - u8 san_addr[ETH_ALEN]; - u16 max_fcoeq; -}; - -enum i40e_aq_resources_ids { - I40E_NVM_RESOURCE_ID = 1 -}; - -enum i40e_aq_resource_access_type { - I40E_RESOURCE_READ = 1, - I40E_RESOURCE_WRITE -}; - -struct i40e_nvm_info { - u64 hw_semaphore_timeout; /* usec global time (GTIME resolution) */ - u32 timeout; /* [ms] */ - u16 sr_size; /* Shadow RAM size in words */ - bool blank_nvm_mode; /* is NVM empty (no FW present)*/ - u16 version; /* NVM package version */ - u32 eetrack; /* NVM data version */ - u32 oem_ver; /* OEM version info */ -}; - -/* definitions used in NVM update support */ - -enum i40e_nvmupd_cmd { - I40E_NVMUPD_INVALID, - I40E_NVMUPD_READ_CON, - I40E_NVMUPD_READ_SNT, - I40E_NVMUPD_READ_LCB, - I40E_NVMUPD_READ_SA, - I40E_NVMUPD_WRITE_ERA, - I40E_NVMUPD_WRITE_CON, - I40E_NVMUPD_WRITE_SNT, - I40E_NVMUPD_WRITE_LCB, - I40E_NVMUPD_WRITE_SA, - I40E_NVMUPD_CSUM_CON, - I40E_NVMUPD_CSUM_SA, - I40E_NVMUPD_CSUM_LCB, - I40E_NVMUPD_STATUS, - I40E_NVMUPD_EXEC_AQ, - I40E_NVMUPD_GET_AQ_RESULT, - I40E_NVMUPD_GET_AQ_EVENT, -}; - -enum i40e_nvmupd_state { - I40E_NVMUPD_STATE_INIT, - I40E_NVMUPD_STATE_READING, - I40E_NVMUPD_STATE_WRITING, - I40E_NVMUPD_STATE_INIT_WAIT, - I40E_NVMUPD_STATE_WRITE_WAIT, - I40E_NVMUPD_STATE_ERROR -}; - -/* nvm_access definition and its masks/shifts need to be accessible to - * application, core driver, and shared code. Where is the right file? - */ -#define I40E_NVM_READ 0xB -#define I40E_NVM_WRITE 0xC - -#define I40E_NVM_MOD_PNT_MASK 0xFF - -#define I40E_NVM_TRANS_SHIFT 8 -#define I40E_NVM_TRANS_MASK (0xf << I40E_NVM_TRANS_SHIFT) -#define I40E_NVM_PRESERVATION_FLAGS_SHIFT 12 -#define I40E_NVM_PRESERVATION_FLAGS_MASK \ - (0x3 << I40E_NVM_PRESERVATION_FLAGS_SHIFT) -#define I40E_NVM_PRESERVATION_FLAGS_SELECTED 0x01 -#define I40E_NVM_PRESERVATION_FLAGS_ALL 0x02 -#define I40E_NVM_CON 0x0 -#define I40E_NVM_SNT 0x1 -#define I40E_NVM_LCB 0x2 -#define I40E_NVM_SA (I40E_NVM_SNT | I40E_NVM_LCB) -#define I40E_NVM_ERA 0x4 -#define I40E_NVM_CSUM 0x8 -#define I40E_NVM_AQE 0xe -#define I40E_NVM_EXEC 0xf - -#define I40E_NVM_ADAPT_SHIFT 16 -#define I40E_NVM_ADAPT_MASK (0xffff << I40E_NVM_ADAPT_SHIFT) - -#define I40E_NVMUPD_MAX_DATA 4096 -#define I40E_NVMUPD_IFACE_TIMEOUT 2 /* seconds */ - -struct i40e_nvm_access { - u32 command; - u32 config; - u32 offset; /* in bytes */ - u32 data_size; /* in bytes */ - u8 data[1]; -}; - -/* (Q)SFP module access definitions */ -#define I40E_I2C_EEPROM_DEV_ADDR 0xA0 -#define I40E_I2C_EEPROM_DEV_ADDR2 0xA2 -#define I40E_MODULE_TYPE_ADDR 0x00 -#define I40E_MODULE_REVISION_ADDR 0x01 -#define I40E_MODULE_SFF_8472_COMP 0x5E -#define I40E_MODULE_SFF_8472_SWAP 0x5C -#define I40E_MODULE_SFF_ADDR_MODE 0x04 -#define I40E_MODULE_TYPE_QSFP_PLUS 0x0D -#define I40E_MODULE_TYPE_QSFP28 0x11 -#define I40E_MODULE_QSFP_MAX_LEN 640 - -/* PCI bus types */ -enum i40e_bus_type { - i40e_bus_type_unknown = 0, - i40e_bus_type_pci, - i40e_bus_type_pcix, - i40e_bus_type_pci_express, - i40e_bus_type_reserved -}; - -/* PCI bus speeds */ -enum i40e_bus_speed { - i40e_bus_speed_unknown = 0, - i40e_bus_speed_33 = 33, - i40e_bus_speed_66 = 66, - i40e_bus_speed_100 = 100, - i40e_bus_speed_120 = 120, - i40e_bus_speed_133 = 133, - i40e_bus_speed_2500 = 2500, - i40e_bus_speed_5000 = 5000, - i40e_bus_speed_8000 = 8000, - i40e_bus_speed_reserved -}; - -/* PCI bus widths */ -enum i40e_bus_width { - i40e_bus_width_unknown = 0, - i40e_bus_width_pcie_x1 = 1, - i40e_bus_width_pcie_x2 = 2, - i40e_bus_width_pcie_x4 = 4, - i40e_bus_width_pcie_x8 = 8, - i40e_bus_width_32 = 32, - i40e_bus_width_64 = 64, - i40e_bus_width_reserved -}; - -/* Bus parameters */ -struct i40e_bus_info { - enum i40e_bus_speed speed; - enum i40e_bus_width width; - enum i40e_bus_type type; - - u16 func; - u16 device; - u16 lan_id; - u16 bus_id; -}; - -/* Flow control (FC) parameters */ -struct i40e_fc_info { - enum i40e_fc_mode current_mode; /* FC mode in effect */ - enum i40e_fc_mode requested_mode; /* FC mode requested by caller */ -}; - -#define I40E_MAX_TRAFFIC_CLASS 8 -#define I40E_MAX_USER_PRIORITY 8 -#define I40E_DCBX_MAX_APPS 32 -#define I40E_LLDPDU_SIZE 1500 - -/* IEEE 802.1Qaz ETS Configuration data */ -struct i40e_ieee_ets_config { - u8 willing; - u8 cbs; - u8 maxtcs; - u8 prioritytable[I40E_MAX_TRAFFIC_CLASS]; - u8 tcbwtable[I40E_MAX_TRAFFIC_CLASS]; - u8 tsatable[I40E_MAX_TRAFFIC_CLASS]; -}; - -/* IEEE 802.1Qaz ETS Recommendation data */ -struct i40e_ieee_ets_recommend { - u8 prioritytable[I40E_MAX_TRAFFIC_CLASS]; - u8 tcbwtable[I40E_MAX_TRAFFIC_CLASS]; - u8 tsatable[I40E_MAX_TRAFFIC_CLASS]; -}; - -/* IEEE 802.1Qaz PFC Configuration data */ -struct i40e_ieee_pfc_config { - u8 willing; - u8 mbc; - u8 pfccap; - u8 pfcenable; -}; - -/* IEEE 802.1Qaz Application Priority data */ -struct i40e_ieee_app_priority_table { - u8 priority; - u8 selector; - u16 protocolid; -}; - -struct i40e_dcbx_config { - u32 numapps; - u32 tlv_status; /* CEE mode TLV status */ - struct i40e_ieee_ets_config etscfg; - struct i40e_ieee_ets_recommend etsrec; - struct i40e_ieee_pfc_config pfc; - struct i40e_ieee_app_priority_table app[I40E_DCBX_MAX_APPS]; -}; - -/* Port hardware description */ -struct i40e_hw { - u8 __iomem *hw_addr; - void *back; - - /* subsystem structs */ - struct i40e_phy_info phy; - struct i40e_mac_info mac; - struct i40e_bus_info bus; - struct i40e_nvm_info nvm; - struct i40e_fc_info fc; - - /* pci info */ - u16 device_id; - u16 vendor_id; - u16 subsystem_device_id; - u16 subsystem_vendor_id; - u8 revision_id; - u8 port; - bool adapter_stopped; - - /* capabilities for entire device and PCI func */ - struct i40e_hw_capabilities dev_caps; - struct i40e_hw_capabilities func_caps; - - /* Flow Director shared filter space */ - u16 fdir_shared_filter_count; - - /* device profile info */ - u8 pf_id; - u16 main_vsi_seid; - - /* for multi-function MACs */ - u16 partition_id; - u16 num_partitions; - u16 num_ports; - - /* Closest numa node to the device */ - u16 numa_node; - - /* Admin Queue info */ - struct i40e_adminq_info aq; - - /* state of nvm update process */ - enum i40e_nvmupd_state nvmupd_state; - struct i40e_aq_desc nvm_wb_desc; - struct i40e_aq_desc nvm_aq_event_desc; - struct i40e_virt_mem nvm_buff; - bool nvm_release_on_done; - u16 nvm_wait_opcode; - - /* HMC info */ - struct i40e_hmc_info hmc; /* HMC info struct */ - - /* LLDP/DCBX Status */ - u16 dcbx_status; - -#define I40E_HW_FLAG_802_1AD_CAPABLE BIT_ULL(1) -#define I40E_HW_FLAG_AQ_PHY_ACCESS_CAPABLE BIT_ULL(2) - - /* DCBX info */ - struct i40e_dcbx_config local_dcbx_config; /* Oper/Local Cfg */ - struct i40e_dcbx_config remote_dcbx_config; /* Peer Cfg */ - struct i40e_dcbx_config desired_dcbx_config; /* CEE Desired Cfg */ - - /* Used in set switch config AQ command */ - u16 switch_tag; - u16 first_tag; - u16 second_tag; - - /* debug mask */ - u32 debug_mask; - char err_str[16]; -}; - -static inline bool i40e_is_vf(struct i40e_hw *hw) -{ - return (hw->mac.type == I40E_MAC_VF || - hw->mac.type == I40E_MAC_X722_VF); -} - -struct i40e_driver_version { - u8 major_version; - u8 minor_version; - u8 build_version; - u8 subbuild_version; - u8 driver_string[32]; -}; - -/* RX Descriptors */ -union i40e_16byte_rx_desc { - struct { - __le64 pkt_addr; /* Packet buffer address */ - __le64 hdr_addr; /* Header buffer address */ - } read; - struct { - struct { - struct { - union { - __le16 mirroring_status; - __le16 fcoe_ctx_id; - } mirr_fcoe; - __le16 l2tag1; - } lo_dword; - union { - __le32 rss; /* RSS Hash */ - __le32 fd_id; /* Flow director filter id */ - __le32 fcoe_param; /* FCoE DDP Context id */ - } hi_dword; - } qword0; - struct { - /* ext status/error/pktype/length */ - __le64 status_error_len; - } qword1; - } wb; /* writeback */ -}; - -union i40e_32byte_rx_desc { - struct { - __le64 pkt_addr; /* Packet buffer address */ - __le64 hdr_addr; /* Header buffer address */ - /* bit 0 of hdr_buffer_addr is DD bit */ - __le64 rsvd1; - __le64 rsvd2; - } read; - struct { - struct { - struct { - union { - __le16 mirroring_status; - __le16 fcoe_ctx_id; - } mirr_fcoe; - __le16 l2tag1; - } lo_dword; - union { - __le32 rss; /* RSS Hash */ - __le32 fcoe_param; /* FCoE DDP Context id */ - /* Flow director filter id in case of - * Programming status desc WB - */ - __le32 fd_id; - } hi_dword; - } qword0; - struct { - /* status/error/pktype/length */ - __le64 status_error_len; - } qword1; - struct { - __le16 ext_status; /* extended status */ - __le16 rsvd; - __le16 l2tag2_1; - __le16 l2tag2_2; - } qword2; - struct { - union { - __le32 flex_bytes_lo; - __le32 pe_status; - } lo_dword; - union { - __le32 flex_bytes_hi; - __le32 fd_id; - } hi_dword; - } qword3; - } wb; /* writeback */ -}; - -enum i40e_rx_desc_status_bits { - /* Note: These are predefined bit offsets */ - I40E_RX_DESC_STATUS_DD_SHIFT = 0, - I40E_RX_DESC_STATUS_EOF_SHIFT = 1, - I40E_RX_DESC_STATUS_L2TAG1P_SHIFT = 2, - I40E_RX_DESC_STATUS_L3L4P_SHIFT = 3, - I40E_RX_DESC_STATUS_CRCP_SHIFT = 4, - I40E_RX_DESC_STATUS_TSYNINDX_SHIFT = 5, /* 2 BITS */ - I40E_RX_DESC_STATUS_TSYNVALID_SHIFT = 7, - /* Note: Bit 8 is reserved in X710 and XL710 */ - I40E_RX_DESC_STATUS_EXT_UDP_0_SHIFT = 8, - I40E_RX_DESC_STATUS_UMBCAST_SHIFT = 9, /* 2 BITS */ - I40E_RX_DESC_STATUS_FLM_SHIFT = 11, - I40E_RX_DESC_STATUS_FLTSTAT_SHIFT = 12, /* 2 BITS */ - I40E_RX_DESC_STATUS_LPBK_SHIFT = 14, - I40E_RX_DESC_STATUS_IPV6EXADD_SHIFT = 15, - I40E_RX_DESC_STATUS_RESERVED_SHIFT = 16, /* 2 BITS */ - /* Note: For non-tunnel packets INT_UDP_0 is the right status for - * UDP header - */ - I40E_RX_DESC_STATUS_INT_UDP_0_SHIFT = 18, - I40E_RX_DESC_STATUS_LAST /* this entry must be last!!! */ -}; - -#define I40E_RXD_QW1_STATUS_SHIFT 0 -#define I40E_RXD_QW1_STATUS_MASK ((BIT(I40E_RX_DESC_STATUS_LAST) - 1) \ - << I40E_RXD_QW1_STATUS_SHIFT) - -#define I40E_RXD_QW1_STATUS_TSYNINDX_SHIFT I40E_RX_DESC_STATUS_TSYNINDX_SHIFT -#define I40E_RXD_QW1_STATUS_TSYNINDX_MASK (0x3UL << \ - I40E_RXD_QW1_STATUS_TSYNINDX_SHIFT) - -#define I40E_RXD_QW1_STATUS_TSYNVALID_SHIFT I40E_RX_DESC_STATUS_TSYNVALID_SHIFT -#define I40E_RXD_QW1_STATUS_TSYNVALID_MASK \ - BIT_ULL(I40E_RXD_QW1_STATUS_TSYNVALID_SHIFT) - -enum i40e_rx_desc_fltstat_values { - I40E_RX_DESC_FLTSTAT_NO_DATA = 0, - I40E_RX_DESC_FLTSTAT_RSV_FD_ID = 1, /* 16byte desc? FD_ID : RSV */ - I40E_RX_DESC_FLTSTAT_RSV = 2, - I40E_RX_DESC_FLTSTAT_RSS_HASH = 3, -}; - -#define I40E_RXD_QW1_ERROR_SHIFT 19 -#define I40E_RXD_QW1_ERROR_MASK (0xFFUL << I40E_RXD_QW1_ERROR_SHIFT) - -enum i40e_rx_desc_error_bits { - /* Note: These are predefined bit offsets */ - I40E_RX_DESC_ERROR_RXE_SHIFT = 0, - I40E_RX_DESC_ERROR_RECIPE_SHIFT = 1, - I40E_RX_DESC_ERROR_HBO_SHIFT = 2, - I40E_RX_DESC_ERROR_L3L4E_SHIFT = 3, /* 3 BITS */ - I40E_RX_DESC_ERROR_IPE_SHIFT = 3, - I40E_RX_DESC_ERROR_L4E_SHIFT = 4, - I40E_RX_DESC_ERROR_EIPE_SHIFT = 5, - I40E_RX_DESC_ERROR_OVERSIZE_SHIFT = 6, - I40E_RX_DESC_ERROR_PPRS_SHIFT = 7 -}; - -enum i40e_rx_desc_error_l3l4e_fcoe_masks { - I40E_RX_DESC_ERROR_L3L4E_NONE = 0, - I40E_RX_DESC_ERROR_L3L4E_PROT = 1, - I40E_RX_DESC_ERROR_L3L4E_FC = 2, - I40E_RX_DESC_ERROR_L3L4E_DMAC_ERR = 3, - I40E_RX_DESC_ERROR_L3L4E_DMAC_WARN = 4 -}; - -#define I40E_RXD_QW1_PTYPE_SHIFT 30 -#define I40E_RXD_QW1_PTYPE_MASK (0xFFULL << I40E_RXD_QW1_PTYPE_SHIFT) - -/* Packet type non-ip values */ -enum i40e_rx_l2_ptype { - I40E_RX_PTYPE_L2_RESERVED = 0, - I40E_RX_PTYPE_L2_MAC_PAY2 = 1, - I40E_RX_PTYPE_L2_TIMESYNC_PAY2 = 2, - I40E_RX_PTYPE_L2_FIP_PAY2 = 3, - I40E_RX_PTYPE_L2_OUI_PAY2 = 4, - I40E_RX_PTYPE_L2_MACCNTRL_PAY2 = 5, - I40E_RX_PTYPE_L2_LLDP_PAY2 = 6, - I40E_RX_PTYPE_L2_ECP_PAY2 = 7, - I40E_RX_PTYPE_L2_EVB_PAY2 = 8, - I40E_RX_PTYPE_L2_QCN_PAY2 = 9, - I40E_RX_PTYPE_L2_EAPOL_PAY2 = 10, - I40E_RX_PTYPE_L2_ARP = 11, - I40E_RX_PTYPE_L2_FCOE_PAY3 = 12, - I40E_RX_PTYPE_L2_FCOE_FCDATA_PAY3 = 13, - I40E_RX_PTYPE_L2_FCOE_FCRDY_PAY3 = 14, - I40E_RX_PTYPE_L2_FCOE_FCRSP_PAY3 = 15, - I40E_RX_PTYPE_L2_FCOE_FCOTHER_PA = 16, - I40E_RX_PTYPE_L2_FCOE_VFT_PAY3 = 17, - I40E_RX_PTYPE_L2_FCOE_VFT_FCDATA = 18, - I40E_RX_PTYPE_L2_FCOE_VFT_FCRDY = 19, - I40E_RX_PTYPE_L2_FCOE_VFT_FCRSP = 20, - I40E_RX_PTYPE_L2_FCOE_VFT_FCOTHER = 21, - I40E_RX_PTYPE_GRENAT4_MAC_PAY3 = 58, - I40E_RX_PTYPE_GRENAT4_MACVLAN_IPV6_ICMP_PAY4 = 87, - I40E_RX_PTYPE_GRENAT6_MAC_PAY3 = 124, - I40E_RX_PTYPE_GRENAT6_MACVLAN_IPV6_ICMP_PAY4 = 153 -}; - -struct i40e_rx_ptype_decoded { - u32 ptype:8; - u32 known:1; - u32 outer_ip:1; - u32 outer_ip_ver:1; - u32 outer_frag:1; - u32 tunnel_type:3; - u32 tunnel_end_prot:2; - u32 tunnel_end_frag:1; - u32 inner_prot:4; - u32 payload_layer:3; -}; - -enum i40e_rx_ptype_outer_ip { - I40E_RX_PTYPE_OUTER_L2 = 0, - I40E_RX_PTYPE_OUTER_IP = 1 -}; - -enum i40e_rx_ptype_outer_ip_ver { - I40E_RX_PTYPE_OUTER_NONE = 0, - I40E_RX_PTYPE_OUTER_IPV4 = 0, - I40E_RX_PTYPE_OUTER_IPV6 = 1 -}; - -enum i40e_rx_ptype_outer_fragmented { - I40E_RX_PTYPE_NOT_FRAG = 0, - I40E_RX_PTYPE_FRAG = 1 -}; - -enum i40e_rx_ptype_tunnel_type { - I40E_RX_PTYPE_TUNNEL_NONE = 0, - I40E_RX_PTYPE_TUNNEL_IP_IP = 1, - I40E_RX_PTYPE_TUNNEL_IP_GRENAT = 2, - I40E_RX_PTYPE_TUNNEL_IP_GRENAT_MAC = 3, - I40E_RX_PTYPE_TUNNEL_IP_GRENAT_MAC_VLAN = 4, -}; - -enum i40e_rx_ptype_tunnel_end_prot { - I40E_RX_PTYPE_TUNNEL_END_NONE = 0, - I40E_RX_PTYPE_TUNNEL_END_IPV4 = 1, - I40E_RX_PTYPE_TUNNEL_END_IPV6 = 2, -}; - -enum i40e_rx_ptype_inner_prot { - I40E_RX_PTYPE_INNER_PROT_NONE = 0, - I40E_RX_PTYPE_INNER_PROT_UDP = 1, - I40E_RX_PTYPE_INNER_PROT_TCP = 2, - I40E_RX_PTYPE_INNER_PROT_SCTP = 3, - I40E_RX_PTYPE_INNER_PROT_ICMP = 4, - I40E_RX_PTYPE_INNER_PROT_TIMESYNC = 5 -}; - -enum i40e_rx_ptype_payload_layer { - I40E_RX_PTYPE_PAYLOAD_LAYER_NONE = 0, - I40E_RX_PTYPE_PAYLOAD_LAYER_PAY2 = 1, - I40E_RX_PTYPE_PAYLOAD_LAYER_PAY3 = 2, - I40E_RX_PTYPE_PAYLOAD_LAYER_PAY4 = 3, -}; - -#define I40E_RXD_QW1_LENGTH_PBUF_SHIFT 38 -#define I40E_RXD_QW1_LENGTH_PBUF_MASK (0x3FFFULL << \ - I40E_RXD_QW1_LENGTH_PBUF_SHIFT) - -#define I40E_RXD_QW1_LENGTH_HBUF_SHIFT 52 -#define I40E_RXD_QW1_LENGTH_HBUF_MASK (0x7FFULL << \ - I40E_RXD_QW1_LENGTH_HBUF_SHIFT) - -#define I40E_RXD_QW1_LENGTH_SPH_SHIFT 63 -#define I40E_RXD_QW1_LENGTH_SPH_MASK BIT_ULL(I40E_RXD_QW1_LENGTH_SPH_SHIFT) - -enum i40e_rx_desc_ext_status_bits { - /* Note: These are predefined bit offsets */ - I40E_RX_DESC_EXT_STATUS_L2TAG2P_SHIFT = 0, - I40E_RX_DESC_EXT_STATUS_L2TAG3P_SHIFT = 1, - I40E_RX_DESC_EXT_STATUS_FLEXBL_SHIFT = 2, /* 2 BITS */ - I40E_RX_DESC_EXT_STATUS_FLEXBH_SHIFT = 4, /* 2 BITS */ - I40E_RX_DESC_EXT_STATUS_FDLONGB_SHIFT = 9, - I40E_RX_DESC_EXT_STATUS_FCOELONGB_SHIFT = 10, - I40E_RX_DESC_EXT_STATUS_PELONGB_SHIFT = 11, -}; - -enum i40e_rx_desc_pe_status_bits { - /* Note: These are predefined bit offsets */ - I40E_RX_DESC_PE_STATUS_QPID_SHIFT = 0, /* 18 BITS */ - I40E_RX_DESC_PE_STATUS_L4PORT_SHIFT = 0, /* 16 BITS */ - I40E_RX_DESC_PE_STATUS_IPINDEX_SHIFT = 16, /* 8 BITS */ - I40E_RX_DESC_PE_STATUS_QPIDHIT_SHIFT = 24, - I40E_RX_DESC_PE_STATUS_APBVTHIT_SHIFT = 25, - I40E_RX_DESC_PE_STATUS_PORTV_SHIFT = 26, - I40E_RX_DESC_PE_STATUS_URG_SHIFT = 27, - I40E_RX_DESC_PE_STATUS_IPFRAG_SHIFT = 28, - I40E_RX_DESC_PE_STATUS_IPOPT_SHIFT = 29 -}; - -#define I40E_RX_PROG_STATUS_DESC_LENGTH_SHIFT 38 -#define I40E_RX_PROG_STATUS_DESC_LENGTH 0x2000000 - -#define I40E_RX_PROG_STATUS_DESC_QW1_PROGID_SHIFT 2 -#define I40E_RX_PROG_STATUS_DESC_QW1_PROGID_MASK (0x7UL << \ - I40E_RX_PROG_STATUS_DESC_QW1_PROGID_SHIFT) - -#define I40E_RX_PROG_STATUS_DESC_QW1_ERROR_SHIFT 19 -#define I40E_RX_PROG_STATUS_DESC_QW1_ERROR_MASK (0x3FUL << \ - I40E_RX_PROG_STATUS_DESC_QW1_ERROR_SHIFT) - -enum i40e_rx_prog_status_desc_status_bits { - /* Note: These are predefined bit offsets */ - I40E_RX_PROG_STATUS_DESC_DD_SHIFT = 0, - I40E_RX_PROG_STATUS_DESC_PROG_ID_SHIFT = 2 /* 3 BITS */ -}; - -enum i40e_rx_prog_status_desc_prog_id_masks { - I40E_RX_PROG_STATUS_DESC_FD_FILTER_STATUS = 1, - I40E_RX_PROG_STATUS_DESC_FCOE_CTXT_PROG_STATUS = 2, - I40E_RX_PROG_STATUS_DESC_FCOE_CTXT_INVL_STATUS = 4, -}; - -enum i40e_rx_prog_status_desc_error_bits { - /* Note: These are predefined bit offsets */ - I40E_RX_PROG_STATUS_DESC_FD_TBL_FULL_SHIFT = 0, - I40E_RX_PROG_STATUS_DESC_NO_FD_ENTRY_SHIFT = 1, - I40E_RX_PROG_STATUS_DESC_FCOE_TBL_FULL_SHIFT = 2, - I40E_RX_PROG_STATUS_DESC_FCOE_CONFLICT_SHIFT = 3 -}; - -/* TX Descriptor */ -struct i40e_tx_desc { - __le64 buffer_addr; /* Address of descriptor's data buf */ - __le64 cmd_type_offset_bsz; -}; - -#define I40E_TXD_QW1_DTYPE_SHIFT 0 -#define I40E_TXD_QW1_DTYPE_MASK (0xFUL << I40E_TXD_QW1_DTYPE_SHIFT) - -enum i40e_tx_desc_dtype_value { - I40E_TX_DESC_DTYPE_DATA = 0x0, - I40E_TX_DESC_DTYPE_NOP = 0x1, /* same as Context desc */ - I40E_TX_DESC_DTYPE_CONTEXT = 0x1, - I40E_TX_DESC_DTYPE_FCOE_CTX = 0x2, - I40E_TX_DESC_DTYPE_FILTER_PROG = 0x8, - I40E_TX_DESC_DTYPE_DDP_CTX = 0x9, - I40E_TX_DESC_DTYPE_FLEX_DATA = 0xB, - I40E_TX_DESC_DTYPE_FLEX_CTX_1 = 0xC, - I40E_TX_DESC_DTYPE_FLEX_CTX_2 = 0xD, - I40E_TX_DESC_DTYPE_DESC_DONE = 0xF -}; - -#define I40E_TXD_QW1_CMD_SHIFT 4 -#define I40E_TXD_QW1_CMD_MASK (0x3FFUL << I40E_TXD_QW1_CMD_SHIFT) - -enum i40e_tx_desc_cmd_bits { - I40E_TX_DESC_CMD_EOP = 0x0001, - I40E_TX_DESC_CMD_RS = 0x0002, - I40E_TX_DESC_CMD_ICRC = 0x0004, - I40E_TX_DESC_CMD_IL2TAG1 = 0x0008, - I40E_TX_DESC_CMD_DUMMY = 0x0010, - I40E_TX_DESC_CMD_IIPT_NONIP = 0x0000, /* 2 BITS */ - I40E_TX_DESC_CMD_IIPT_IPV6 = 0x0020, /* 2 BITS */ - I40E_TX_DESC_CMD_IIPT_IPV4 = 0x0040, /* 2 BITS */ - I40E_TX_DESC_CMD_IIPT_IPV4_CSUM = 0x0060, /* 2 BITS */ - I40E_TX_DESC_CMD_FCOET = 0x0080, - I40E_TX_DESC_CMD_L4T_EOFT_UNK = 0x0000, /* 2 BITS */ - I40E_TX_DESC_CMD_L4T_EOFT_TCP = 0x0100, /* 2 BITS */ - I40E_TX_DESC_CMD_L4T_EOFT_SCTP = 0x0200, /* 2 BITS */ - I40E_TX_DESC_CMD_L4T_EOFT_UDP = 0x0300, /* 2 BITS */ - I40E_TX_DESC_CMD_L4T_EOFT_EOF_N = 0x0000, /* 2 BITS */ - I40E_TX_DESC_CMD_L4T_EOFT_EOF_T = 0x0100, /* 2 BITS */ - I40E_TX_DESC_CMD_L4T_EOFT_EOF_NI = 0x0200, /* 2 BITS */ - I40E_TX_DESC_CMD_L4T_EOFT_EOF_A = 0x0300, /* 2 BITS */ -}; - -#define I40E_TXD_QW1_OFFSET_SHIFT 16 -#define I40E_TXD_QW1_OFFSET_MASK (0x3FFFFULL << \ - I40E_TXD_QW1_OFFSET_SHIFT) - -enum i40e_tx_desc_length_fields { - /* Note: These are predefined bit offsets */ - I40E_TX_DESC_LENGTH_MACLEN_SHIFT = 0, /* 7 BITS */ - I40E_TX_DESC_LENGTH_IPLEN_SHIFT = 7, /* 7 BITS */ - I40E_TX_DESC_LENGTH_L4_FC_LEN_SHIFT = 14 /* 4 BITS */ -}; - -#define I40E_TXD_QW1_TX_BUF_SZ_SHIFT 34 -#define I40E_TXD_QW1_TX_BUF_SZ_MASK (0x3FFFULL << \ - I40E_TXD_QW1_TX_BUF_SZ_SHIFT) - -#define I40E_TXD_QW1_L2TAG1_SHIFT 48 -#define I40E_TXD_QW1_L2TAG1_MASK (0xFFFFULL << I40E_TXD_QW1_L2TAG1_SHIFT) - -/* Context descriptors */ -struct i40e_tx_context_desc { - __le32 tunneling_params; - __le16 l2tag2; - __le16 rsvd; - __le64 type_cmd_tso_mss; -}; - -#define I40E_TXD_CTX_QW1_DTYPE_SHIFT 0 -#define I40E_TXD_CTX_QW1_DTYPE_MASK (0xFUL << I40E_TXD_CTX_QW1_DTYPE_SHIFT) - -#define I40E_TXD_CTX_QW1_CMD_SHIFT 4 -#define I40E_TXD_CTX_QW1_CMD_MASK (0xFFFFUL << I40E_TXD_CTX_QW1_CMD_SHIFT) - -enum i40e_tx_ctx_desc_cmd_bits { - I40E_TX_CTX_DESC_TSO = 0x01, - I40E_TX_CTX_DESC_TSYN = 0x02, - I40E_TX_CTX_DESC_IL2TAG2 = 0x04, - I40E_TX_CTX_DESC_IL2TAG2_IL2H = 0x08, - I40E_TX_CTX_DESC_SWTCH_NOTAG = 0x00, - I40E_TX_CTX_DESC_SWTCH_UPLINK = 0x10, - I40E_TX_CTX_DESC_SWTCH_LOCAL = 0x20, - I40E_TX_CTX_DESC_SWTCH_VSI = 0x30, - I40E_TX_CTX_DESC_SWPE = 0x40 -}; - -#define I40E_TXD_CTX_QW1_TSO_LEN_SHIFT 30 -#define I40E_TXD_CTX_QW1_TSO_LEN_MASK (0x3FFFFULL << \ - I40E_TXD_CTX_QW1_TSO_LEN_SHIFT) - -#define I40E_TXD_CTX_QW1_MSS_SHIFT 50 -#define I40E_TXD_CTX_QW1_MSS_MASK (0x3FFFULL << \ - I40E_TXD_CTX_QW1_MSS_SHIFT) - -#define I40E_TXD_CTX_QW1_VSI_SHIFT 50 -#define I40E_TXD_CTX_QW1_VSI_MASK (0x1FFULL << I40E_TXD_CTX_QW1_VSI_SHIFT) - -#define I40E_TXD_CTX_QW0_EXT_IP_SHIFT 0 -#define I40E_TXD_CTX_QW0_EXT_IP_MASK (0x3ULL << \ - I40E_TXD_CTX_QW0_EXT_IP_SHIFT) - -enum i40e_tx_ctx_desc_eipt_offload { - I40E_TX_CTX_EXT_IP_NONE = 0x0, - I40E_TX_CTX_EXT_IP_IPV6 = 0x1, - I40E_TX_CTX_EXT_IP_IPV4_NO_CSUM = 0x2, - I40E_TX_CTX_EXT_IP_IPV4 = 0x3 -}; - -#define I40E_TXD_CTX_QW0_EXT_IPLEN_SHIFT 2 -#define I40E_TXD_CTX_QW0_EXT_IPLEN_MASK (0x3FULL << \ - I40E_TXD_CTX_QW0_EXT_IPLEN_SHIFT) - -#define I40E_TXD_CTX_QW0_NATT_SHIFT 9 -#define I40E_TXD_CTX_QW0_NATT_MASK (0x3ULL << I40E_TXD_CTX_QW0_NATT_SHIFT) - -#define I40E_TXD_CTX_UDP_TUNNELING BIT_ULL(I40E_TXD_CTX_QW0_NATT_SHIFT) -#define I40E_TXD_CTX_GRE_TUNNELING (0x2ULL << I40E_TXD_CTX_QW0_NATT_SHIFT) - -#define I40E_TXD_CTX_QW0_EIP_NOINC_SHIFT 11 -#define I40E_TXD_CTX_QW0_EIP_NOINC_MASK \ - BIT_ULL(I40E_TXD_CTX_QW0_EIP_NOINC_SHIFT) - -#define I40E_TXD_CTX_EIP_NOINC_IPID_CONST I40E_TXD_CTX_QW0_EIP_NOINC_MASK - -#define I40E_TXD_CTX_QW0_NATLEN_SHIFT 12 -#define I40E_TXD_CTX_QW0_NATLEN_MASK (0X7FULL << \ - I40E_TXD_CTX_QW0_NATLEN_SHIFT) - -#define I40E_TXD_CTX_QW0_DECTTL_SHIFT 19 -#define I40E_TXD_CTX_QW0_DECTTL_MASK (0xFULL << \ - I40E_TXD_CTX_QW0_DECTTL_SHIFT) - -#define I40E_TXD_CTX_QW0_L4T_CS_SHIFT 23 -#define I40E_TXD_CTX_QW0_L4T_CS_MASK BIT_ULL(I40E_TXD_CTX_QW0_L4T_CS_SHIFT) -struct i40e_filter_program_desc { - __le32 qindex_flex_ptype_vsi; - __le32 rsvd; - __le32 dtype_cmd_cntindex; - __le32 fd_id; -}; -#define I40E_TXD_FLTR_QW0_QINDEX_SHIFT 0 -#define I40E_TXD_FLTR_QW0_QINDEX_MASK (0x7FFUL << \ - I40E_TXD_FLTR_QW0_QINDEX_SHIFT) -#define I40E_TXD_FLTR_QW0_FLEXOFF_SHIFT 11 -#define I40E_TXD_FLTR_QW0_FLEXOFF_MASK (0x7UL << \ - I40E_TXD_FLTR_QW0_FLEXOFF_SHIFT) -#define I40E_TXD_FLTR_QW0_PCTYPE_SHIFT 17 -#define I40E_TXD_FLTR_QW0_PCTYPE_MASK (0x3FUL << \ - I40E_TXD_FLTR_QW0_PCTYPE_SHIFT) - -/* Packet Classifier Types for filters */ -enum i40e_filter_pctype { - /* Note: Values 0-28 are reserved for future use. - * Value 29, 30, 32 are not supported on XL710 and X710. - */ - I40E_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP = 29, - I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV4_UDP = 30, - I40E_FILTER_PCTYPE_NONF_IPV4_UDP = 31, - I40E_FILTER_PCTYPE_NONF_IPV4_TCP_SYN_NO_ACK = 32, - I40E_FILTER_PCTYPE_NONF_IPV4_TCP = 33, - I40E_FILTER_PCTYPE_NONF_IPV4_SCTP = 34, - I40E_FILTER_PCTYPE_NONF_IPV4_OTHER = 35, - I40E_FILTER_PCTYPE_FRAG_IPV4 = 36, - /* Note: Values 37-38 are reserved for future use. - * Value 39, 40, 42 are not supported on XL710 and X710. - */ - I40E_FILTER_PCTYPE_NONF_UNICAST_IPV6_UDP = 39, - I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV6_UDP = 40, - I40E_FILTER_PCTYPE_NONF_IPV6_UDP = 41, - I40E_FILTER_PCTYPE_NONF_IPV6_TCP_SYN_NO_ACK = 42, - I40E_FILTER_PCTYPE_NONF_IPV6_TCP = 43, - I40E_FILTER_PCTYPE_NONF_IPV6_SCTP = 44, - I40E_FILTER_PCTYPE_NONF_IPV6_OTHER = 45, - I40E_FILTER_PCTYPE_FRAG_IPV6 = 46, - /* Note: Value 47 is reserved for future use */ - I40E_FILTER_PCTYPE_FCOE_OX = 48, - I40E_FILTER_PCTYPE_FCOE_RX = 49, - I40E_FILTER_PCTYPE_FCOE_OTHER = 50, - /* Note: Values 51-62 are reserved for future use */ - I40E_FILTER_PCTYPE_L2_PAYLOAD = 63, -}; - -enum i40e_filter_program_desc_dest { - I40E_FILTER_PROGRAM_DESC_DEST_DROP_PACKET = 0x0, - I40E_FILTER_PROGRAM_DESC_DEST_DIRECT_PACKET_QINDEX = 0x1, - I40E_FILTER_PROGRAM_DESC_DEST_DIRECT_PACKET_OTHER = 0x2, -}; - -enum i40e_filter_program_desc_fd_status { - I40E_FILTER_PROGRAM_DESC_FD_STATUS_NONE = 0x0, - I40E_FILTER_PROGRAM_DESC_FD_STATUS_FD_ID = 0x1, - I40E_FILTER_PROGRAM_DESC_FD_STATUS_FD_ID_4FLEX_BYTES = 0x2, - I40E_FILTER_PROGRAM_DESC_FD_STATUS_8FLEX_BYTES = 0x3, -}; - -#define I40E_TXD_FLTR_QW0_DEST_VSI_SHIFT 23 -#define I40E_TXD_FLTR_QW0_DEST_VSI_MASK (0x1FFUL << \ - I40E_TXD_FLTR_QW0_DEST_VSI_SHIFT) - -#define I40E_TXD_FLTR_QW1_CMD_SHIFT 4 -#define I40E_TXD_FLTR_QW1_CMD_MASK (0xFFFFULL << \ - I40E_TXD_FLTR_QW1_CMD_SHIFT) - -#define I40E_TXD_FLTR_QW1_PCMD_SHIFT (0x0ULL + I40E_TXD_FLTR_QW1_CMD_SHIFT) -#define I40E_TXD_FLTR_QW1_PCMD_MASK (0x7ULL << I40E_TXD_FLTR_QW1_PCMD_SHIFT) - -enum i40e_filter_program_desc_pcmd { - I40E_FILTER_PROGRAM_DESC_PCMD_ADD_UPDATE = 0x1, - I40E_FILTER_PROGRAM_DESC_PCMD_REMOVE = 0x2, -}; - -#define I40E_TXD_FLTR_QW1_DEST_SHIFT (0x3ULL + I40E_TXD_FLTR_QW1_CMD_SHIFT) -#define I40E_TXD_FLTR_QW1_DEST_MASK (0x3ULL << I40E_TXD_FLTR_QW1_DEST_SHIFT) - -#define I40E_TXD_FLTR_QW1_CNT_ENA_SHIFT (0x7ULL + I40E_TXD_FLTR_QW1_CMD_SHIFT) -#define I40E_TXD_FLTR_QW1_CNT_ENA_MASK BIT_ULL(I40E_TXD_FLTR_QW1_CNT_ENA_SHIFT) - -#define I40E_TXD_FLTR_QW1_FD_STATUS_SHIFT (0x9ULL + \ - I40E_TXD_FLTR_QW1_CMD_SHIFT) -#define I40E_TXD_FLTR_QW1_FD_STATUS_MASK (0x3ULL << \ - I40E_TXD_FLTR_QW1_FD_STATUS_SHIFT) - -#define I40E_TXD_FLTR_QW1_CNTINDEX_SHIFT 20 -#define I40E_TXD_FLTR_QW1_CNTINDEX_MASK (0x1FFUL << \ - I40E_TXD_FLTR_QW1_CNTINDEX_SHIFT) - -enum i40e_filter_type { - I40E_FLOW_DIRECTOR_FLTR = 0, - I40E_PE_QUAD_HASH_FLTR = 1, - I40E_ETHERTYPE_FLTR, - I40E_FCOE_CTX_FLTR, - I40E_MAC_VLAN_FLTR, - I40E_HASH_FLTR -}; - -struct i40e_vsi_context { - u16 seid; - u16 uplink_seid; - u16 vsi_number; - u16 vsis_allocated; - u16 vsis_unallocated; - u16 flags; - u8 pf_num; - u8 vf_num; - u8 connection_type; - struct i40e_aqc_vsi_properties_data info; -}; - -struct i40e_veb_context { - u16 seid; - u16 uplink_seid; - u16 veb_number; - u16 vebs_allocated; - u16 vebs_unallocated; - u16 flags; - struct i40e_aqc_get_veb_parameters_completion info; -}; - -/* Statistics collected by each port, VSI, VEB, and S-channel */ -struct i40e_eth_stats { - u64 rx_bytes; /* gorc */ - u64 rx_unicast; /* uprc */ - u64 rx_multicast; /* mprc */ - u64 rx_broadcast; /* bprc */ - u64 rx_discards; /* rdpc */ - u64 rx_unknown_protocol; /* rupp */ - u64 tx_bytes; /* gotc */ - u64 tx_unicast; /* uptc */ - u64 tx_multicast; /* mptc */ - u64 tx_broadcast; /* bptc */ - u64 tx_discards; /* tdpc */ - u64 tx_errors; /* tepc */ -}; - -/* Statistics collected per VEB per TC */ -struct i40e_veb_tc_stats { - u64 tc_rx_packets[I40E_MAX_TRAFFIC_CLASS]; - u64 tc_rx_bytes[I40E_MAX_TRAFFIC_CLASS]; - u64 tc_tx_packets[I40E_MAX_TRAFFIC_CLASS]; - u64 tc_tx_bytes[I40E_MAX_TRAFFIC_CLASS]; -}; - -/* Statistics collected by the MAC */ -struct i40e_hw_port_stats { - /* eth stats collected by the port */ - struct i40e_eth_stats eth; - - /* additional port specific stats */ - u64 tx_dropped_link_down; /* tdold */ - u64 crc_errors; /* crcerrs */ - u64 illegal_bytes; /* illerrc */ - u64 error_bytes; /* errbc */ - u64 mac_local_faults; /* mlfc */ - u64 mac_remote_faults; /* mrfc */ - u64 rx_length_errors; /* rlec */ - u64 link_xon_rx; /* lxonrxc */ - u64 link_xoff_rx; /* lxoffrxc */ - u64 priority_xon_rx[8]; /* pxonrxc[8] */ - u64 priority_xoff_rx[8]; /* pxoffrxc[8] */ - u64 link_xon_tx; /* lxontxc */ - u64 link_xoff_tx; /* lxofftxc */ - u64 priority_xon_tx[8]; /* pxontxc[8] */ - u64 priority_xoff_tx[8]; /* pxofftxc[8] */ - u64 priority_xon_2_xoff[8]; /* pxon2offc[8] */ - u64 rx_size_64; /* prc64 */ - u64 rx_size_127; /* prc127 */ - u64 rx_size_255; /* prc255 */ - u64 rx_size_511; /* prc511 */ - u64 rx_size_1023; /* prc1023 */ - u64 rx_size_1522; /* prc1522 */ - u64 rx_size_big; /* prc9522 */ - u64 rx_undersize; /* ruc */ - u64 rx_fragments; /* rfc */ - u64 rx_oversize; /* roc */ - u64 rx_jabber; /* rjc */ - u64 tx_size_64; /* ptc64 */ - u64 tx_size_127; /* ptc127 */ - u64 tx_size_255; /* ptc255 */ - u64 tx_size_511; /* ptc511 */ - u64 tx_size_1023; /* ptc1023 */ - u64 tx_size_1522; /* ptc1522 */ - u64 tx_size_big; /* ptc9522 */ - u64 mac_short_packet_dropped; /* mspdc */ - u64 checksum_error; /* xec */ - /* flow director stats */ - u64 fd_atr_match; - u64 fd_sb_match; - u64 fd_atr_tunnel_match; - u32 fd_atr_status; - u32 fd_sb_status; - /* EEE LPI */ - u32 tx_lpi_status; - u32 rx_lpi_status; - u64 tx_lpi_count; /* etlpic */ - u64 rx_lpi_count; /* erlpic */ -}; - -/* Checksum and Shadow RAM pointers */ -#define I40E_SR_NVM_CONTROL_WORD 0x00 -#define I40E_EMP_MODULE_PTR 0x0F -#define I40E_SR_EMP_MODULE_PTR 0x48 -#define I40E_NVM_OEM_VER_OFF 0x83 -#define I40E_SR_NVM_DEV_STARTER_VERSION 0x18 -#define I40E_SR_NVM_WAKE_ON_LAN 0x19 -#define I40E_SR_ALTERNATE_SAN_MAC_ADDRESS_PTR 0x27 -#define I40E_SR_NVM_EETRACK_LO 0x2D -#define I40E_SR_NVM_EETRACK_HI 0x2E -#define I40E_SR_VPD_PTR 0x2F -#define I40E_SR_PCIE_ALT_AUTO_LOAD_PTR 0x3E -#define I40E_SR_SW_CHECKSUM_WORD 0x3F - -/* Auxiliary field, mask and shift definition for Shadow RAM and NVM Flash */ -#define I40E_SR_VPD_MODULE_MAX_SIZE 1024 -#define I40E_SR_PCIE_ALT_MODULE_MAX_SIZE 1024 -#define I40E_SR_CONTROL_WORD_1_SHIFT 0x06 -#define I40E_SR_CONTROL_WORD_1_MASK (0x03 << I40E_SR_CONTROL_WORD_1_SHIFT) -#define I40E_SR_CONTROL_WORD_1_NVM_BANK_VALID BIT(5) -#define I40E_SR_NVM_MAP_STRUCTURE_TYPE BIT(12) -#define I40E_PTR_TYPE BIT(15) - -/* Shadow RAM related */ -#define I40E_SR_SECTOR_SIZE_IN_WORDS 0x800 -#define I40E_SR_WORDS_IN_1KB 512 -/* Checksum should be calculated such that after adding all the words, - * including the checksum word itself, the sum should be 0xBABA. - */ -#define I40E_SR_SW_CHECKSUM_BASE 0xBABA - -#define I40E_SRRD_SRCTL_ATTEMPTS 100000 - -enum i40e_switch_element_types { - I40E_SWITCH_ELEMENT_TYPE_MAC = 1, - I40E_SWITCH_ELEMENT_TYPE_PF = 2, - I40E_SWITCH_ELEMENT_TYPE_VF = 3, - I40E_SWITCH_ELEMENT_TYPE_EMP = 4, - I40E_SWITCH_ELEMENT_TYPE_BMC = 6, - I40E_SWITCH_ELEMENT_TYPE_PE = 16, - I40E_SWITCH_ELEMENT_TYPE_VEB = 17, - I40E_SWITCH_ELEMENT_TYPE_PA = 18, - I40E_SWITCH_ELEMENT_TYPE_VSI = 19, -}; - -/* Supported EtherType filters */ -enum i40e_ether_type_index { - I40E_ETHER_TYPE_1588 = 0, - I40E_ETHER_TYPE_FIP = 1, - I40E_ETHER_TYPE_OUI_EXTENDED = 2, - I40E_ETHER_TYPE_MAC_CONTROL = 3, - I40E_ETHER_TYPE_LLDP = 4, - I40E_ETHER_TYPE_EVB_PROTOCOL1 = 5, - I40E_ETHER_TYPE_EVB_PROTOCOL2 = 6, - I40E_ETHER_TYPE_QCN_CNM = 7, - I40E_ETHER_TYPE_8021X = 8, - I40E_ETHER_TYPE_ARP = 9, - I40E_ETHER_TYPE_RSV1 = 10, - I40E_ETHER_TYPE_RSV2 = 11, -}; - -/* Filter context base size is 1K */ -#define I40E_HASH_FILTER_BASE_SIZE 1024 -/* Supported Hash filter values */ -enum i40e_hash_filter_size { - I40E_HASH_FILTER_SIZE_1K = 0, - I40E_HASH_FILTER_SIZE_2K = 1, - I40E_HASH_FILTER_SIZE_4K = 2, - I40E_HASH_FILTER_SIZE_8K = 3, - I40E_HASH_FILTER_SIZE_16K = 4, - I40E_HASH_FILTER_SIZE_32K = 5, - I40E_HASH_FILTER_SIZE_64K = 6, - I40E_HASH_FILTER_SIZE_128K = 7, - I40E_HASH_FILTER_SIZE_256K = 8, - I40E_HASH_FILTER_SIZE_512K = 9, - I40E_HASH_FILTER_SIZE_1M = 10, -}; - -/* DMA context base size is 0.5K */ -#define I40E_DMA_CNTX_BASE_SIZE 512 -/* Supported DMA context values */ -enum i40e_dma_cntx_size { - I40E_DMA_CNTX_SIZE_512 = 0, - I40E_DMA_CNTX_SIZE_1K = 1, - I40E_DMA_CNTX_SIZE_2K = 2, - I40E_DMA_CNTX_SIZE_4K = 3, - I40E_DMA_CNTX_SIZE_8K = 4, - I40E_DMA_CNTX_SIZE_16K = 5, - I40E_DMA_CNTX_SIZE_32K = 6, - I40E_DMA_CNTX_SIZE_64K = 7, - I40E_DMA_CNTX_SIZE_128K = 8, - I40E_DMA_CNTX_SIZE_256K = 9, -}; - -/* Supported Hash look up table (LUT) sizes */ -enum i40e_hash_lut_size { - I40E_HASH_LUT_SIZE_128 = 0, - I40E_HASH_LUT_SIZE_512 = 1, -}; - -/* Structure to hold a per PF filter control settings */ -struct i40e_filter_control_settings { - /* number of PE Quad Hash filter buckets */ - enum i40e_hash_filter_size pe_filt_num; - /* number of PE Quad Hash contexts */ - enum i40e_dma_cntx_size pe_cntx_num; - /* number of FCoE filter buckets */ - enum i40e_hash_filter_size fcoe_filt_num; - /* number of FCoE DDP contexts */ - enum i40e_dma_cntx_size fcoe_cntx_num; - /* size of the Hash LUT */ - enum i40e_hash_lut_size hash_lut_size; - /* enable FDIR filters for PF and its VFs */ - bool enable_fdir; - /* enable Ethertype filters for PF and its VFs */ - bool enable_ethtype; - /* enable MAC/VLAN filters for PF and its VFs */ - bool enable_macvlan; -}; - -/* Structure to hold device level control filter counts */ -struct i40e_control_filter_stats { - u16 mac_etype_used; /* Used perfect match MAC/EtherType filters */ - u16 etype_used; /* Used perfect EtherType filters */ - u16 mac_etype_free; /* Un-used perfect match MAC/EtherType filters */ - u16 etype_free; /* Un-used perfect EtherType filters */ -}; - -enum i40e_reset_type { - I40E_RESET_POR = 0, - I40E_RESET_CORER = 1, - I40E_RESET_GLOBR = 2, - I40E_RESET_EMPR = 3, -}; - -/* IEEE 802.1AB LLDP Agent Variables from NVM */ -#define I40E_NVM_LLDP_CFG_PTR 0x06 -#define I40E_SR_LLDP_CFG_PTR 0x31 - -/* RSS Hash Table Size */ -#define I40E_PFQF_CTL_0_HASHLUTSIZE_512 0x00010000 - -/* INPUT SET MASK for RSS, flow director and flexible payload */ -#define I40E_FD_INSET_L3_SRC_SHIFT 47 -#define I40E_FD_INSET_L3_SRC_WORD_MASK (0x3ULL << \ - I40E_FD_INSET_L3_SRC_SHIFT) -#define I40E_FD_INSET_L3_DST_SHIFT 35 -#define I40E_FD_INSET_L3_DST_WORD_MASK (0x3ULL << \ - I40E_FD_INSET_L3_DST_SHIFT) -#define I40E_FD_INSET_L4_SRC_SHIFT 34 -#define I40E_FD_INSET_L4_SRC_WORD_MASK (0x1ULL << \ - I40E_FD_INSET_L4_SRC_SHIFT) -#define I40E_FD_INSET_L4_DST_SHIFT 33 -#define I40E_FD_INSET_L4_DST_WORD_MASK (0x1ULL << \ - I40E_FD_INSET_L4_DST_SHIFT) -#define I40E_FD_INSET_VERIFY_TAG_SHIFT 31 -#define I40E_FD_INSET_VERIFY_TAG_WORD_MASK (0x3ULL << \ - I40E_FD_INSET_VERIFY_TAG_SHIFT) - -#define I40E_FD_INSET_FLEX_WORD50_SHIFT 17 -#define I40E_FD_INSET_FLEX_WORD50_MASK (0x1ULL << \ - I40E_FD_INSET_FLEX_WORD50_SHIFT) -#define I40E_FD_INSET_FLEX_WORD51_SHIFT 16 -#define I40E_FD_INSET_FLEX_WORD51_MASK (0x1ULL << \ - I40E_FD_INSET_FLEX_WORD51_SHIFT) -#define I40E_FD_INSET_FLEX_WORD52_SHIFT 15 -#define I40E_FD_INSET_FLEX_WORD52_MASK (0x1ULL << \ - I40E_FD_INSET_FLEX_WORD52_SHIFT) -#define I40E_FD_INSET_FLEX_WORD53_SHIFT 14 -#define I40E_FD_INSET_FLEX_WORD53_MASK (0x1ULL << \ - I40E_FD_INSET_FLEX_WORD53_SHIFT) -#define I40E_FD_INSET_FLEX_WORD54_SHIFT 13 -#define I40E_FD_INSET_FLEX_WORD54_MASK (0x1ULL << \ - I40E_FD_INSET_FLEX_WORD54_SHIFT) -#define I40E_FD_INSET_FLEX_WORD55_SHIFT 12 -#define I40E_FD_INSET_FLEX_WORD55_MASK (0x1ULL << \ - I40E_FD_INSET_FLEX_WORD55_SHIFT) -#define I40E_FD_INSET_FLEX_WORD56_SHIFT 11 -#define I40E_FD_INSET_FLEX_WORD56_MASK (0x1ULL << \ - I40E_FD_INSET_FLEX_WORD56_SHIFT) -#define I40E_FD_INSET_FLEX_WORD57_SHIFT 10 -#define I40E_FD_INSET_FLEX_WORD57_MASK (0x1ULL << \ - I40E_FD_INSET_FLEX_WORD57_SHIFT) - -/* Version format for Dynamic Device Personalization(DDP) */ -struct i40e_ddp_version { - u8 major; - u8 minor; - u8 update; - u8 draft; -}; - -#define I40E_DDP_NAME_SIZE 32 - -/* Package header */ -struct i40e_package_header { - struct i40e_ddp_version version; - u32 segment_count; - u32 segment_offset[1]; -}; - -/* Generic segment header */ -struct i40e_generic_seg_header { -#define SEGMENT_TYPE_METADATA 0x00000001 -#define SEGMENT_TYPE_NOTES 0x00000002 -#define SEGMENT_TYPE_I40E 0x00000011 -#define SEGMENT_TYPE_X722 0x00000012 - u32 type; - struct i40e_ddp_version version; - u32 size; - char name[I40E_DDP_NAME_SIZE]; -}; - -struct i40e_metadata_segment { - struct i40e_generic_seg_header header; - struct i40e_ddp_version version; - u32 track_id; - char name[I40E_DDP_NAME_SIZE]; -}; - -struct i40e_device_id_entry { - u32 vendor_dev_id; - u32 sub_vendor_dev_id; -}; - -struct i40e_profile_segment { - struct i40e_generic_seg_header header; - struct i40e_ddp_version version; - char name[I40E_DDP_NAME_SIZE]; - u32 device_table_count; - struct i40e_device_id_entry device_table[1]; -}; - -struct i40e_section_table { - u32 section_count; - u32 section_offset[1]; -}; - -struct i40e_profile_section_header { - u16 tbl_size; - u16 data_end; - struct { -#define SECTION_TYPE_INFO 0x00000010 -#define SECTION_TYPE_MMIO 0x00000800 -#define SECTION_TYPE_AQ 0x00000801 -#define SECTION_TYPE_NOTE 0x80000000 -#define SECTION_TYPE_NAME 0x80000001 - u32 type; - u32 offset; - u32 size; - } section; -}; - -struct i40e_profile_info { - u32 track_id; - struct i40e_ddp_version version; - u8 op; -#define I40E_DDP_ADD_TRACKID 0x01 -#define I40E_DDP_REMOVE_TRACKID 0x02 - u8 reserved[7]; - u8 name[I40E_DDP_NAME_SIZE]; -}; -#endif /* _I40E_TYPE_H_ */ diff --git a/drivers/net/ethernet/intel/iavf/Makefile b/drivers/net/ethernet/intel/iavf/Makefile new file mode 100644 index 000000000000..1b050d9d5f49 --- /dev/null +++ b/drivers/net/ethernet/intel/iavf/Makefile @@ -0,0 +1,15 @@ +# SPDX-License-Identifier: GPL-2.0 +# Copyright(c) 2013 - 2018 Intel Corporation. +# +# Makefile for the Intel(R) Ethernet Adaptive Virtual Function (iavf) +# driver +# +# + +ccflags-y += -I$(src) +subdir-ccflags-y += -I$(src) + +obj-$(CONFIG_IAVF) += iavf.o + +iavf-objs := i40evf_main.o i40evf_ethtool.o i40evf_virtchnl.o \ + i40e_txrx.o i40e_common.o i40e_adminq.o i40evf_client.o diff --git a/drivers/net/ethernet/intel/i40evf/i40e_adminq.c b/drivers/net/ethernet/intel/iavf/i40e_adminq.c index 21a0dbf6ccf6..32e0e2d9cdc5 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_adminq.c +++ b/drivers/net/ethernet/intel/iavf/i40e_adminq.c @@ -8,16 +8,6 @@ #include "i40e_prototype.h" /** - * i40e_is_nvm_update_op - return true if this is an NVM update operation - * @desc: API request descriptor - **/ -static inline bool i40e_is_nvm_update_op(struct i40e_aq_desc *desc) -{ - return (desc->opcode == i40e_aqc_opc_nvm_erase) || - (desc->opcode == i40e_aqc_opc_nvm_update); -} - -/** * i40e_adminq_init_regs - Initialize AdminQ registers * @hw: pointer to the hardware structure * @@ -569,9 +559,6 @@ i40e_status i40evf_shutdown_adminq(struct i40e_hw *hw) i40e_shutdown_asq(hw); i40e_shutdown_arq(hw); - if (hw->nvm_buff.va) - i40e_free_virt_mem(hw, &hw->nvm_buff); - return ret_code; } @@ -951,17 +938,3 @@ clean_arq_element_err: return ret_code; } - -void i40evf_resume_aq(struct i40e_hw *hw) -{ - /* Registers are reset after PF reset */ - hw->aq.asq.next_to_use = 0; - hw->aq.asq.next_to_clean = 0; - - i40e_config_asq_regs(hw); - - hw->aq.arq.next_to_use = 0; - hw->aq.arq.next_to_clean = 0; - - i40e_config_arq_regs(hw); -} diff --git a/drivers/net/ethernet/intel/i40evf/i40e_adminq.h b/drivers/net/ethernet/intel/iavf/i40e_adminq.h index 1f264b9b6805..1f264b9b6805 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_adminq.h +++ b/drivers/net/ethernet/intel/iavf/i40e_adminq.h diff --git a/drivers/net/ethernet/intel/iavf/i40e_adminq_cmd.h b/drivers/net/ethernet/intel/iavf/i40e_adminq_cmd.h new file mode 100644 index 000000000000..493bdc5331f7 --- /dev/null +++ b/drivers/net/ethernet/intel/iavf/i40e_adminq_cmd.h @@ -0,0 +1,528 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2013 - 2018 Intel Corporation. */ + +#ifndef _I40E_ADMINQ_CMD_H_ +#define _I40E_ADMINQ_CMD_H_ + +/* This header file defines the i40e Admin Queue commands and is shared between + * i40e Firmware and Software. + * + * This file needs to comply with the Linux Kernel coding style. + */ + +#define I40E_FW_API_VERSION_MAJOR 0x0001 +#define I40E_FW_API_VERSION_MINOR_X722 0x0005 +#define I40E_FW_API_VERSION_MINOR_X710 0x0007 + +#define I40E_FW_MINOR_VERSION(_h) ((_h)->mac.type == I40E_MAC_XL710 ? \ + I40E_FW_API_VERSION_MINOR_X710 : \ + I40E_FW_API_VERSION_MINOR_X722) + +/* API version 1.7 implements additional link and PHY-specific APIs */ +#define I40E_MINOR_VER_GET_LINK_INFO_XL710 0x0007 + +struct i40e_aq_desc { + __le16 flags; + __le16 opcode; + __le16 datalen; + __le16 retval; + __le32 cookie_high; + __le32 cookie_low; + union { + struct { + __le32 param0; + __le32 param1; + __le32 param2; + __le32 param3; + } internal; + struct { + __le32 param0; + __le32 param1; + __le32 addr_high; + __le32 addr_low; + } external; + u8 raw[16]; + } params; +}; + +/* Flags sub-structure + * |0 |1 |2 |3 |4 |5 |6 |7 |8 |9 |10 |11 |12 |13 |14 |15 | + * |DD |CMP|ERR|VFE| * * RESERVED * * |LB |RD |VFC|BUF|SI |EI |FE | + */ + +/* command flags and offsets*/ +#define I40E_AQ_FLAG_DD_SHIFT 0 +#define I40E_AQ_FLAG_CMP_SHIFT 1 +#define I40E_AQ_FLAG_ERR_SHIFT 2 +#define I40E_AQ_FLAG_VFE_SHIFT 3 +#define I40E_AQ_FLAG_LB_SHIFT 9 +#define I40E_AQ_FLAG_RD_SHIFT 10 +#define I40E_AQ_FLAG_VFC_SHIFT 11 +#define I40E_AQ_FLAG_BUF_SHIFT 12 +#define I40E_AQ_FLAG_SI_SHIFT 13 +#define I40E_AQ_FLAG_EI_SHIFT 14 +#define I40E_AQ_FLAG_FE_SHIFT 15 + +#define I40E_AQ_FLAG_DD BIT(I40E_AQ_FLAG_DD_SHIFT) /* 0x1 */ +#define I40E_AQ_FLAG_CMP BIT(I40E_AQ_FLAG_CMP_SHIFT) /* 0x2 */ +#define I40E_AQ_FLAG_ERR BIT(I40E_AQ_FLAG_ERR_SHIFT) /* 0x4 */ +#define I40E_AQ_FLAG_VFE BIT(I40E_AQ_FLAG_VFE_SHIFT) /* 0x8 */ +#define I40E_AQ_FLAG_LB BIT(I40E_AQ_FLAG_LB_SHIFT) /* 0x200 */ +#define I40E_AQ_FLAG_RD BIT(I40E_AQ_FLAG_RD_SHIFT) /* 0x400 */ +#define I40E_AQ_FLAG_VFC BIT(I40E_AQ_FLAG_VFC_SHIFT) /* 0x800 */ +#define I40E_AQ_FLAG_BUF BIT(I40E_AQ_FLAG_BUF_SHIFT) /* 0x1000 */ +#define I40E_AQ_FLAG_SI BIT(I40E_AQ_FLAG_SI_SHIFT) /* 0x2000 */ +#define I40E_AQ_FLAG_EI BIT(I40E_AQ_FLAG_EI_SHIFT) /* 0x4000 */ +#define I40E_AQ_FLAG_FE BIT(I40E_AQ_FLAG_FE_SHIFT) /* 0x8000 */ + +/* error codes */ +enum i40e_admin_queue_err { + I40E_AQ_RC_OK = 0, /* success */ + I40E_AQ_RC_EPERM = 1, /* Operation not permitted */ + I40E_AQ_RC_ENOENT = 2, /* No such element */ + I40E_AQ_RC_ESRCH = 3, /* Bad opcode */ + I40E_AQ_RC_EINTR = 4, /* operation interrupted */ + I40E_AQ_RC_EIO = 5, /* I/O error */ + I40E_AQ_RC_ENXIO = 6, /* No such resource */ + I40E_AQ_RC_E2BIG = 7, /* Arg too long */ + I40E_AQ_RC_EAGAIN = 8, /* Try again */ + I40E_AQ_RC_ENOMEM = 9, /* Out of memory */ + I40E_AQ_RC_EACCES = 10, /* Permission denied */ + I40E_AQ_RC_EFAULT = 11, /* Bad address */ + I40E_AQ_RC_EBUSY = 12, /* Device or resource busy */ + I40E_AQ_RC_EEXIST = 13, /* object already exists */ + I40E_AQ_RC_EINVAL = 14, /* Invalid argument */ + I40E_AQ_RC_ENOTTY = 15, /* Not a typewriter */ + I40E_AQ_RC_ENOSPC = 16, /* No space left or alloc failure */ + I40E_AQ_RC_ENOSYS = 17, /* Function not implemented */ + I40E_AQ_RC_ERANGE = 18, /* Parameter out of range */ + I40E_AQ_RC_EFLUSHED = 19, /* Cmd flushed due to prev cmd error */ + I40E_AQ_RC_BAD_ADDR = 20, /* Descriptor contains a bad pointer */ + I40E_AQ_RC_EMODE = 21, /* Op not allowed in current dev mode */ + I40E_AQ_RC_EFBIG = 22, /* File too large */ +}; + +/* Admin Queue command opcodes */ +enum i40e_admin_queue_opc { + /* aq commands */ + i40e_aqc_opc_get_version = 0x0001, + i40e_aqc_opc_driver_version = 0x0002, + i40e_aqc_opc_queue_shutdown = 0x0003, + i40e_aqc_opc_set_pf_context = 0x0004, + + /* resource ownership */ + i40e_aqc_opc_request_resource = 0x0008, + i40e_aqc_opc_release_resource = 0x0009, + + i40e_aqc_opc_list_func_capabilities = 0x000A, + i40e_aqc_opc_list_dev_capabilities = 0x000B, + + /* Proxy commands */ + i40e_aqc_opc_set_proxy_config = 0x0104, + i40e_aqc_opc_set_ns_proxy_table_entry = 0x0105, + + /* LAA */ + i40e_aqc_opc_mac_address_read = 0x0107, + i40e_aqc_opc_mac_address_write = 0x0108, + + /* PXE */ + i40e_aqc_opc_clear_pxe_mode = 0x0110, + + /* WoL commands */ + i40e_aqc_opc_set_wol_filter = 0x0120, + i40e_aqc_opc_get_wake_reason = 0x0121, + + /* internal switch commands */ + i40e_aqc_opc_get_switch_config = 0x0200, + i40e_aqc_opc_add_statistics = 0x0201, + i40e_aqc_opc_remove_statistics = 0x0202, + i40e_aqc_opc_set_port_parameters = 0x0203, + i40e_aqc_opc_get_switch_resource_alloc = 0x0204, + i40e_aqc_opc_set_switch_config = 0x0205, + i40e_aqc_opc_rx_ctl_reg_read = 0x0206, + i40e_aqc_opc_rx_ctl_reg_write = 0x0207, + + i40e_aqc_opc_add_vsi = 0x0210, + i40e_aqc_opc_update_vsi_parameters = 0x0211, + i40e_aqc_opc_get_vsi_parameters = 0x0212, + + i40e_aqc_opc_add_pv = 0x0220, + i40e_aqc_opc_update_pv_parameters = 0x0221, + i40e_aqc_opc_get_pv_parameters = 0x0222, + + i40e_aqc_opc_add_veb = 0x0230, + i40e_aqc_opc_update_veb_parameters = 0x0231, + i40e_aqc_opc_get_veb_parameters = 0x0232, + + i40e_aqc_opc_delete_element = 0x0243, + + i40e_aqc_opc_add_macvlan = 0x0250, + i40e_aqc_opc_remove_macvlan = 0x0251, + i40e_aqc_opc_add_vlan = 0x0252, + i40e_aqc_opc_remove_vlan = 0x0253, + i40e_aqc_opc_set_vsi_promiscuous_modes = 0x0254, + i40e_aqc_opc_add_tag = 0x0255, + i40e_aqc_opc_remove_tag = 0x0256, + i40e_aqc_opc_add_multicast_etag = 0x0257, + i40e_aqc_opc_remove_multicast_etag = 0x0258, + i40e_aqc_opc_update_tag = 0x0259, + i40e_aqc_opc_add_control_packet_filter = 0x025A, + i40e_aqc_opc_remove_control_packet_filter = 0x025B, + i40e_aqc_opc_add_cloud_filters = 0x025C, + i40e_aqc_opc_remove_cloud_filters = 0x025D, + i40e_aqc_opc_clear_wol_switch_filters = 0x025E, + + i40e_aqc_opc_add_mirror_rule = 0x0260, + i40e_aqc_opc_delete_mirror_rule = 0x0261, + + /* Dynamic Device Personalization */ + i40e_aqc_opc_write_personalization_profile = 0x0270, + i40e_aqc_opc_get_personalization_profile_list = 0x0271, + + /* DCB commands */ + i40e_aqc_opc_dcb_ignore_pfc = 0x0301, + i40e_aqc_opc_dcb_updated = 0x0302, + i40e_aqc_opc_set_dcb_parameters = 0x0303, + + /* TX scheduler */ + i40e_aqc_opc_configure_vsi_bw_limit = 0x0400, + i40e_aqc_opc_configure_vsi_ets_sla_bw_limit = 0x0406, + i40e_aqc_opc_configure_vsi_tc_bw = 0x0407, + i40e_aqc_opc_query_vsi_bw_config = 0x0408, + i40e_aqc_opc_query_vsi_ets_sla_config = 0x040A, + i40e_aqc_opc_configure_switching_comp_bw_limit = 0x0410, + + i40e_aqc_opc_enable_switching_comp_ets = 0x0413, + i40e_aqc_opc_modify_switching_comp_ets = 0x0414, + i40e_aqc_opc_disable_switching_comp_ets = 0x0415, + i40e_aqc_opc_configure_switching_comp_ets_bw_limit = 0x0416, + i40e_aqc_opc_configure_switching_comp_bw_config = 0x0417, + i40e_aqc_opc_query_switching_comp_ets_config = 0x0418, + i40e_aqc_opc_query_port_ets_config = 0x0419, + i40e_aqc_opc_query_switching_comp_bw_config = 0x041A, + i40e_aqc_opc_suspend_port_tx = 0x041B, + i40e_aqc_opc_resume_port_tx = 0x041C, + i40e_aqc_opc_configure_partition_bw = 0x041D, + /* hmc */ + i40e_aqc_opc_query_hmc_resource_profile = 0x0500, + i40e_aqc_opc_set_hmc_resource_profile = 0x0501, + + /* phy commands*/ + i40e_aqc_opc_get_phy_abilities = 0x0600, + i40e_aqc_opc_set_phy_config = 0x0601, + i40e_aqc_opc_set_mac_config = 0x0603, + i40e_aqc_opc_set_link_restart_an = 0x0605, + i40e_aqc_opc_get_link_status = 0x0607, + i40e_aqc_opc_set_phy_int_mask = 0x0613, + i40e_aqc_opc_get_local_advt_reg = 0x0614, + i40e_aqc_opc_set_local_advt_reg = 0x0615, + i40e_aqc_opc_get_partner_advt = 0x0616, + i40e_aqc_opc_set_lb_modes = 0x0618, + i40e_aqc_opc_get_phy_wol_caps = 0x0621, + i40e_aqc_opc_set_phy_debug = 0x0622, + i40e_aqc_opc_upload_ext_phy_fm = 0x0625, + i40e_aqc_opc_run_phy_activity = 0x0626, + i40e_aqc_opc_set_phy_register = 0x0628, + i40e_aqc_opc_get_phy_register = 0x0629, + + /* NVM commands */ + i40e_aqc_opc_nvm_read = 0x0701, + i40e_aqc_opc_nvm_erase = 0x0702, + i40e_aqc_opc_nvm_update = 0x0703, + i40e_aqc_opc_nvm_config_read = 0x0704, + i40e_aqc_opc_nvm_config_write = 0x0705, + i40e_aqc_opc_oem_post_update = 0x0720, + i40e_aqc_opc_thermal_sensor = 0x0721, + + /* virtualization commands */ + i40e_aqc_opc_send_msg_to_pf = 0x0801, + i40e_aqc_opc_send_msg_to_vf = 0x0802, + i40e_aqc_opc_send_msg_to_peer = 0x0803, + + /* alternate structure */ + i40e_aqc_opc_alternate_write = 0x0900, + i40e_aqc_opc_alternate_write_indirect = 0x0901, + i40e_aqc_opc_alternate_read = 0x0902, + i40e_aqc_opc_alternate_read_indirect = 0x0903, + i40e_aqc_opc_alternate_write_done = 0x0904, + i40e_aqc_opc_alternate_set_mode = 0x0905, + i40e_aqc_opc_alternate_clear_port = 0x0906, + + /* LLDP commands */ + i40e_aqc_opc_lldp_get_mib = 0x0A00, + i40e_aqc_opc_lldp_update_mib = 0x0A01, + i40e_aqc_opc_lldp_add_tlv = 0x0A02, + i40e_aqc_opc_lldp_update_tlv = 0x0A03, + i40e_aqc_opc_lldp_delete_tlv = 0x0A04, + i40e_aqc_opc_lldp_stop = 0x0A05, + i40e_aqc_opc_lldp_start = 0x0A06, + + /* Tunnel commands */ + i40e_aqc_opc_add_udp_tunnel = 0x0B00, + i40e_aqc_opc_del_udp_tunnel = 0x0B01, + i40e_aqc_opc_set_rss_key = 0x0B02, + i40e_aqc_opc_set_rss_lut = 0x0B03, + i40e_aqc_opc_get_rss_key = 0x0B04, + i40e_aqc_opc_get_rss_lut = 0x0B05, + + /* Async Events */ + i40e_aqc_opc_event_lan_overflow = 0x1001, + + /* OEM commands */ + i40e_aqc_opc_oem_parameter_change = 0xFE00, + i40e_aqc_opc_oem_device_status_change = 0xFE01, + i40e_aqc_opc_oem_ocsd_initialize = 0xFE02, + i40e_aqc_opc_oem_ocbb_initialize = 0xFE03, + + /* debug commands */ + i40e_aqc_opc_debug_read_reg = 0xFF03, + i40e_aqc_opc_debug_write_reg = 0xFF04, + i40e_aqc_opc_debug_modify_reg = 0xFF07, + i40e_aqc_opc_debug_dump_internals = 0xFF08, +}; + +/* command structures and indirect data structures */ + +/* Structure naming conventions: + * - no suffix for direct command descriptor structures + * - _data for indirect sent data + * - _resp for indirect return data (data which is both will use _data) + * - _completion for direct return data + * - _element_ for repeated elements (may also be _data or _resp) + * + * Command structures are expected to overlay the params.raw member of the basic + * descriptor, and as such cannot exceed 16 bytes in length. + */ + +/* This macro is used to generate a compilation error if a structure + * is not exactly the correct length. It gives a divide by zero error if the + * structure is not of the correct size, otherwise it creates an enum that is + * never used. + */ +#define I40E_CHECK_STRUCT_LEN(n, X) enum i40e_static_assert_enum_##X \ + { i40e_static_assert_##X = (n)/((sizeof(struct X) == (n)) ? 1 : 0) } + +/* This macro is used extensively to ensure that command structures are 16 + * bytes in length as they have to map to the raw array of that size. + */ +#define I40E_CHECK_CMD_LENGTH(X) I40E_CHECK_STRUCT_LEN(16, X) + +/* Queue Shutdown (direct 0x0003) */ +struct i40e_aqc_queue_shutdown { + __le32 driver_unloading; +#define I40E_AQ_DRIVER_UNLOADING 0x1 + u8 reserved[12]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_queue_shutdown); + +struct i40e_aqc_vsi_properties_data { + /* first 96 byte are written by SW */ + __le16 valid_sections; +#define I40E_AQ_VSI_PROP_SWITCH_VALID 0x0001 +#define I40E_AQ_VSI_PROP_SECURITY_VALID 0x0002 +#define I40E_AQ_VSI_PROP_VLAN_VALID 0x0004 +#define I40E_AQ_VSI_PROP_CAS_PV_VALID 0x0008 +#define I40E_AQ_VSI_PROP_INGRESS_UP_VALID 0x0010 +#define I40E_AQ_VSI_PROP_EGRESS_UP_VALID 0x0020 +#define I40E_AQ_VSI_PROP_QUEUE_MAP_VALID 0x0040 +#define I40E_AQ_VSI_PROP_QUEUE_OPT_VALID 0x0080 +#define I40E_AQ_VSI_PROP_OUTER_UP_VALID 0x0100 +#define I40E_AQ_VSI_PROP_SCHED_VALID 0x0200 + /* switch section */ + __le16 switch_id; /* 12bit id combined with flags below */ +#define I40E_AQ_VSI_SW_ID_SHIFT 0x0000 +#define I40E_AQ_VSI_SW_ID_MASK (0xFFF << I40E_AQ_VSI_SW_ID_SHIFT) +#define I40E_AQ_VSI_SW_ID_FLAG_NOT_STAG 0x1000 +#define I40E_AQ_VSI_SW_ID_FLAG_ALLOW_LB 0x2000 +#define I40E_AQ_VSI_SW_ID_FLAG_LOCAL_LB 0x4000 + u8 sw_reserved[2]; + /* security section */ + u8 sec_flags; +#define I40E_AQ_VSI_SEC_FLAG_ALLOW_DEST_OVRD 0x01 +#define I40E_AQ_VSI_SEC_FLAG_ENABLE_VLAN_CHK 0x02 +#define I40E_AQ_VSI_SEC_FLAG_ENABLE_MAC_CHK 0x04 + u8 sec_reserved; + /* VLAN section */ + __le16 pvid; /* VLANS include priority bits */ + __le16 fcoe_pvid; + u8 port_vlan_flags; +#define I40E_AQ_VSI_PVLAN_MODE_SHIFT 0x00 +#define I40E_AQ_VSI_PVLAN_MODE_MASK (0x03 << \ + I40E_AQ_VSI_PVLAN_MODE_SHIFT) +#define I40E_AQ_VSI_PVLAN_MODE_TAGGED 0x01 +#define I40E_AQ_VSI_PVLAN_MODE_UNTAGGED 0x02 +#define I40E_AQ_VSI_PVLAN_MODE_ALL 0x03 +#define I40E_AQ_VSI_PVLAN_INSERT_PVID 0x04 +#define I40E_AQ_VSI_PVLAN_EMOD_SHIFT 0x03 +#define I40E_AQ_VSI_PVLAN_EMOD_MASK (0x3 << \ + I40E_AQ_VSI_PVLAN_EMOD_SHIFT) +#define I40E_AQ_VSI_PVLAN_EMOD_STR_BOTH 0x0 +#define I40E_AQ_VSI_PVLAN_EMOD_STR_UP 0x08 +#define I40E_AQ_VSI_PVLAN_EMOD_STR 0x10 +#define I40E_AQ_VSI_PVLAN_EMOD_NOTHING 0x18 + u8 pvlan_reserved[3]; + /* ingress egress up sections */ + __le32 ingress_table; /* bitmap, 3 bits per up */ +#define I40E_AQ_VSI_UP_TABLE_UP0_SHIFT 0 +#define I40E_AQ_VSI_UP_TABLE_UP0_MASK (0x7 << \ + I40E_AQ_VSI_UP_TABLE_UP0_SHIFT) +#define I40E_AQ_VSI_UP_TABLE_UP1_SHIFT 3 +#define I40E_AQ_VSI_UP_TABLE_UP1_MASK (0x7 << \ + I40E_AQ_VSI_UP_TABLE_UP1_SHIFT) +#define I40E_AQ_VSI_UP_TABLE_UP2_SHIFT 6 +#define I40E_AQ_VSI_UP_TABLE_UP2_MASK (0x7 << \ + I40E_AQ_VSI_UP_TABLE_UP2_SHIFT) +#define I40E_AQ_VSI_UP_TABLE_UP3_SHIFT 9 +#define I40E_AQ_VSI_UP_TABLE_UP3_MASK (0x7 << \ + I40E_AQ_VSI_UP_TABLE_UP3_SHIFT) +#define I40E_AQ_VSI_UP_TABLE_UP4_SHIFT 12 +#define I40E_AQ_VSI_UP_TABLE_UP4_MASK (0x7 << \ + I40E_AQ_VSI_UP_TABLE_UP4_SHIFT) +#define I40E_AQ_VSI_UP_TABLE_UP5_SHIFT 15 +#define I40E_AQ_VSI_UP_TABLE_UP5_MASK (0x7 << \ + I40E_AQ_VSI_UP_TABLE_UP5_SHIFT) +#define I40E_AQ_VSI_UP_TABLE_UP6_SHIFT 18 +#define I40E_AQ_VSI_UP_TABLE_UP6_MASK (0x7 << \ + I40E_AQ_VSI_UP_TABLE_UP6_SHIFT) +#define I40E_AQ_VSI_UP_TABLE_UP7_SHIFT 21 +#define I40E_AQ_VSI_UP_TABLE_UP7_MASK (0x7 << \ + I40E_AQ_VSI_UP_TABLE_UP7_SHIFT) + __le32 egress_table; /* same defines as for ingress table */ + /* cascaded PV section */ + __le16 cas_pv_tag; + u8 cas_pv_flags; +#define I40E_AQ_VSI_CAS_PV_TAGX_SHIFT 0x00 +#define I40E_AQ_VSI_CAS_PV_TAGX_MASK (0x03 << \ + I40E_AQ_VSI_CAS_PV_TAGX_SHIFT) +#define I40E_AQ_VSI_CAS_PV_TAGX_LEAVE 0x00 +#define I40E_AQ_VSI_CAS_PV_TAGX_REMOVE 0x01 +#define I40E_AQ_VSI_CAS_PV_TAGX_COPY 0x02 +#define I40E_AQ_VSI_CAS_PV_INSERT_TAG 0x10 +#define I40E_AQ_VSI_CAS_PV_ETAG_PRUNE 0x20 +#define I40E_AQ_VSI_CAS_PV_ACCEPT_HOST_TAG 0x40 + u8 cas_pv_reserved; + /* queue mapping section */ + __le16 mapping_flags; +#define I40E_AQ_VSI_QUE_MAP_CONTIG 0x0 +#define I40E_AQ_VSI_QUE_MAP_NONCONTIG 0x1 + __le16 queue_mapping[16]; +#define I40E_AQ_VSI_QUEUE_SHIFT 0x0 +#define I40E_AQ_VSI_QUEUE_MASK (0x7FF << I40E_AQ_VSI_QUEUE_SHIFT) + __le16 tc_mapping[8]; +#define I40E_AQ_VSI_TC_QUE_OFFSET_SHIFT 0 +#define I40E_AQ_VSI_TC_QUE_OFFSET_MASK (0x1FF << \ + I40E_AQ_VSI_TC_QUE_OFFSET_SHIFT) +#define I40E_AQ_VSI_TC_QUE_NUMBER_SHIFT 9 +#define I40E_AQ_VSI_TC_QUE_NUMBER_MASK (0x7 << \ + I40E_AQ_VSI_TC_QUE_NUMBER_SHIFT) + /* queueing option section */ + u8 queueing_opt_flags; +#define I40E_AQ_VSI_QUE_OPT_MULTICAST_UDP_ENA 0x04 +#define I40E_AQ_VSI_QUE_OPT_UNICAST_UDP_ENA 0x08 +#define I40E_AQ_VSI_QUE_OPT_TCP_ENA 0x10 +#define I40E_AQ_VSI_QUE_OPT_FCOE_ENA 0x20 +#define I40E_AQ_VSI_QUE_OPT_RSS_LUT_PF 0x00 +#define I40E_AQ_VSI_QUE_OPT_RSS_LUT_VSI 0x40 + u8 queueing_opt_reserved[3]; + /* scheduler section */ + u8 up_enable_bits; + u8 sched_reserved; + /* outer up section */ + __le32 outer_up_table; /* same structure and defines as ingress tbl */ + u8 cmd_reserved[8]; + /* last 32 bytes are written by FW */ + __le16 qs_handle[8]; +#define I40E_AQ_VSI_QS_HANDLE_INVALID 0xFFFF + __le16 stat_counter_idx; + __le16 sched_id; + u8 resp_reserved[12]; +}; + +I40E_CHECK_STRUCT_LEN(128, i40e_aqc_vsi_properties_data); + +/* Get VEB Parameters (direct 0x0232) + * uses i40e_aqc_switch_seid for the descriptor + */ +struct i40e_aqc_get_veb_parameters_completion { + __le16 seid; + __le16 switch_id; + __le16 veb_flags; /* only the first/last flags from 0x0230 is valid */ + __le16 statistic_index; + __le16 vebs_used; + __le16 vebs_free; + u8 reserved[4]; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_get_veb_parameters_completion); + +#define I40E_LINK_SPEED_100MB_SHIFT 0x1 +#define I40E_LINK_SPEED_1000MB_SHIFT 0x2 +#define I40E_LINK_SPEED_10GB_SHIFT 0x3 +#define I40E_LINK_SPEED_40GB_SHIFT 0x4 +#define I40E_LINK_SPEED_20GB_SHIFT 0x5 +#define I40E_LINK_SPEED_25GB_SHIFT 0x6 + +enum i40e_aq_link_speed { + I40E_LINK_SPEED_UNKNOWN = 0, + I40E_LINK_SPEED_100MB = BIT(I40E_LINK_SPEED_100MB_SHIFT), + I40E_LINK_SPEED_1GB = BIT(I40E_LINK_SPEED_1000MB_SHIFT), + I40E_LINK_SPEED_10GB = BIT(I40E_LINK_SPEED_10GB_SHIFT), + I40E_LINK_SPEED_40GB = BIT(I40E_LINK_SPEED_40GB_SHIFT), + I40E_LINK_SPEED_20GB = BIT(I40E_LINK_SPEED_20GB_SHIFT), + I40E_LINK_SPEED_25GB = BIT(I40E_LINK_SPEED_25GB_SHIFT), +}; + +/* Send to PF command (indirect 0x0801) id is only used by PF + * Send to VF command (indirect 0x0802) id is only used by PF + * Send to Peer PF command (indirect 0x0803) + */ +struct i40e_aqc_pf_vf_message { + __le32 id; + u8 reserved[4]; + __le32 addr_high; + __le32 addr_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_pf_vf_message); + +struct i40e_aqc_get_set_rss_key { +#define I40E_AQC_SET_RSS_KEY_VSI_VALID BIT(15) +#define I40E_AQC_SET_RSS_KEY_VSI_ID_SHIFT 0 +#define I40E_AQC_SET_RSS_KEY_VSI_ID_MASK (0x3FF << \ + I40E_AQC_SET_RSS_KEY_VSI_ID_SHIFT) + __le16 vsi_id; + u8 reserved[6]; + __le32 addr_high; + __le32 addr_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_get_set_rss_key); + +struct i40e_aqc_get_set_rss_key_data { + u8 standard_rss_key[0x28]; + u8 extended_hash_key[0xc]; +}; + +I40E_CHECK_STRUCT_LEN(0x34, i40e_aqc_get_set_rss_key_data); + +struct i40e_aqc_get_set_rss_lut { +#define I40E_AQC_SET_RSS_LUT_VSI_VALID BIT(15) +#define I40E_AQC_SET_RSS_LUT_VSI_ID_SHIFT 0 +#define I40E_AQC_SET_RSS_LUT_VSI_ID_MASK (0x3FF << \ + I40E_AQC_SET_RSS_LUT_VSI_ID_SHIFT) + __le16 vsi_id; +#define I40E_AQC_SET_RSS_LUT_TABLE_TYPE_SHIFT 0 +#define I40E_AQC_SET_RSS_LUT_TABLE_TYPE_MASK \ + BIT(I40E_AQC_SET_RSS_LUT_TABLE_TYPE_SHIFT) + +#define I40E_AQC_SET_RSS_LUT_TABLE_TYPE_VSI 0 +#define I40E_AQC_SET_RSS_LUT_TABLE_TYPE_PF 1 + __le16 flags; + u8 reserved[4]; + __le32 addr_high; + __le32 addr_low; +}; + +I40E_CHECK_CMD_LENGTH(i40e_aqc_get_set_rss_lut); +#endif /* _I40E_ADMINQ_CMD_H_ */ diff --git a/drivers/net/ethernet/intel/i40evf/i40e_alloc.h b/drivers/net/ethernet/intel/iavf/i40e_alloc.h index cb8689222c8b..cb8689222c8b 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_alloc.h +++ b/drivers/net/ethernet/intel/iavf/i40e_alloc.h diff --git a/drivers/net/ethernet/intel/i40evf/i40e_common.c b/drivers/net/ethernet/intel/iavf/i40e_common.c index eea280ba411e..f34091d96f49 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_common.c +++ b/drivers/net/ethernet/intel/iavf/i40e_common.c @@ -525,7 +525,6 @@ i40e_status i40evf_aq_set_rss_key(struct i40e_hw *hw, return i40e_aq_get_set_rss_key(hw, vsi_id, key, true); } - /* The i40evf_ptype_lookup table is used to convert from the 8-bit ptype in the * hardware to a bit-field that can be used by SW to more easily determine the * packet type. @@ -892,135 +891,6 @@ struct i40e_rx_ptype_decoded i40evf_ptype_lookup[] = { }; /** - * i40evf_aq_rx_ctl_read_register - use FW to read from an Rx control register - * @hw: pointer to the hw struct - * @reg_addr: register address - * @reg_val: ptr to register value - * @cmd_details: pointer to command details structure or NULL - * - * Use the firmware to read the Rx control register, - * especially useful if the Rx unit is under heavy pressure - **/ -i40e_status i40evf_aq_rx_ctl_read_register(struct i40e_hw *hw, - u32 reg_addr, u32 *reg_val, - struct i40e_asq_cmd_details *cmd_details) -{ - struct i40e_aq_desc desc; - struct i40e_aqc_rx_ctl_reg_read_write *cmd_resp = - (struct i40e_aqc_rx_ctl_reg_read_write *)&desc.params.raw; - i40e_status status; - - if (!reg_val) - return I40E_ERR_PARAM; - - i40evf_fill_default_direct_cmd_desc(&desc, - i40e_aqc_opc_rx_ctl_reg_read); - - cmd_resp->address = cpu_to_le32(reg_addr); - - status = i40evf_asq_send_command(hw, &desc, NULL, 0, cmd_details); - - if (status == 0) - *reg_val = le32_to_cpu(cmd_resp->value); - - return status; -} - -/** - * i40evf_read_rx_ctl - read from an Rx control register - * @hw: pointer to the hw struct - * @reg_addr: register address - **/ -u32 i40evf_read_rx_ctl(struct i40e_hw *hw, u32 reg_addr) -{ - i40e_status status = 0; - bool use_register; - int retry = 5; - u32 val = 0; - - use_register = (((hw->aq.api_maj_ver == 1) && - (hw->aq.api_min_ver < 5)) || - (hw->mac.type == I40E_MAC_X722)); - if (!use_register) { -do_retry: - status = i40evf_aq_rx_ctl_read_register(hw, reg_addr, - &val, NULL); - if (hw->aq.asq_last_status == I40E_AQ_RC_EAGAIN && retry) { - usleep_range(1000, 2000); - retry--; - goto do_retry; - } - } - - /* if the AQ access failed, try the old-fashioned way */ - if (status || use_register) - val = rd32(hw, reg_addr); - - return val; -} - -/** - * i40evf_aq_rx_ctl_write_register - * @hw: pointer to the hw struct - * @reg_addr: register address - * @reg_val: register value - * @cmd_details: pointer to command details structure or NULL - * - * Use the firmware to write to an Rx control register, - * especially useful if the Rx unit is under heavy pressure - **/ -i40e_status i40evf_aq_rx_ctl_write_register(struct i40e_hw *hw, - u32 reg_addr, u32 reg_val, - struct i40e_asq_cmd_details *cmd_details) -{ - struct i40e_aq_desc desc; - struct i40e_aqc_rx_ctl_reg_read_write *cmd = - (struct i40e_aqc_rx_ctl_reg_read_write *)&desc.params.raw; - i40e_status status; - - i40evf_fill_default_direct_cmd_desc(&desc, - i40e_aqc_opc_rx_ctl_reg_write); - - cmd->address = cpu_to_le32(reg_addr); - cmd->value = cpu_to_le32(reg_val); - - status = i40evf_asq_send_command(hw, &desc, NULL, 0, cmd_details); - - return status; -} - -/** - * i40evf_write_rx_ctl - write to an Rx control register - * @hw: pointer to the hw struct - * @reg_addr: register address - * @reg_val: register value - **/ -void i40evf_write_rx_ctl(struct i40e_hw *hw, u32 reg_addr, u32 reg_val) -{ - i40e_status status = 0; - bool use_register; - int retry = 5; - - use_register = (((hw->aq.api_maj_ver == 1) && - (hw->aq.api_min_ver < 5)) || - (hw->mac.type == I40E_MAC_X722)); - if (!use_register) { -do_retry: - status = i40evf_aq_rx_ctl_write_register(hw, reg_addr, - reg_val, NULL); - if (hw->aq.asq_last_status == I40E_AQ_RC_EAGAIN && retry) { - usleep_range(1000, 2000); - retry--; - goto do_retry; - } - } - - /* if the AQ access failed, try the old-fashioned way */ - if (status || use_register) - wr32(hw, reg_addr, reg_val); -} - -/** * i40e_aq_send_msg_to_pf * @hw: pointer to the hardware structure * @v_opcode: opcodes for VF-PF communication @@ -1110,211 +980,3 @@ i40e_status i40e_vf_reset(struct i40e_hw *hw) return i40e_aq_send_msg_to_pf(hw, VIRTCHNL_OP_RESET_VF, 0, NULL, 0, NULL); } - -/** - * i40evf_aq_write_ddp - Write dynamic device personalization (ddp) - * @hw: pointer to the hw struct - * @buff: command buffer (size in bytes = buff_size) - * @buff_size: buffer size in bytes - * @track_id: package tracking id - * @error_offset: returns error offset - * @error_info: returns error information - * @cmd_details: pointer to command details structure or NULL - **/ -enum -i40e_status_code i40evf_aq_write_ddp(struct i40e_hw *hw, void *buff, - u16 buff_size, u32 track_id, - u32 *error_offset, u32 *error_info, - struct i40e_asq_cmd_details *cmd_details) -{ - struct i40e_aq_desc desc; - struct i40e_aqc_write_personalization_profile *cmd = - (struct i40e_aqc_write_personalization_profile *) - &desc.params.raw; - struct i40e_aqc_write_ddp_resp *resp; - i40e_status status; - - i40evf_fill_default_direct_cmd_desc(&desc, - i40e_aqc_opc_write_personalization_profile); - - desc.flags |= cpu_to_le16(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD); - if (buff_size > I40E_AQ_LARGE_BUF) - desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB); - - desc.datalen = cpu_to_le16(buff_size); - - cmd->profile_track_id = cpu_to_le32(track_id); - - status = i40evf_asq_send_command(hw, &desc, buff, buff_size, cmd_details); - if (!status) { - resp = (struct i40e_aqc_write_ddp_resp *)&desc.params.raw; - if (error_offset) - *error_offset = le32_to_cpu(resp->error_offset); - if (error_info) - *error_info = le32_to_cpu(resp->error_info); - } - - return status; -} - -/** - * i40evf_aq_get_ddp_list - Read dynamic device personalization (ddp) - * @hw: pointer to the hw struct - * @buff: command buffer (size in bytes = buff_size) - * @buff_size: buffer size in bytes - * @flags: AdminQ command flags - * @cmd_details: pointer to command details structure or NULL - **/ -enum -i40e_status_code i40evf_aq_get_ddp_list(struct i40e_hw *hw, void *buff, - u16 buff_size, u8 flags, - struct i40e_asq_cmd_details *cmd_details) -{ - struct i40e_aq_desc desc; - struct i40e_aqc_get_applied_profiles *cmd = - (struct i40e_aqc_get_applied_profiles *)&desc.params.raw; - i40e_status status; - - i40evf_fill_default_direct_cmd_desc(&desc, - i40e_aqc_opc_get_personalization_profile_list); - - desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF); - if (buff_size > I40E_AQ_LARGE_BUF) - desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB); - desc.datalen = cpu_to_le16(buff_size); - - cmd->flags = flags; - - status = i40evf_asq_send_command(hw, &desc, buff, buff_size, cmd_details); - - return status; -} - -/** - * i40evf_find_segment_in_package - * @segment_type: the segment type to search for (i.e., SEGMENT_TYPE_I40E) - * @pkg_hdr: pointer to the package header to be searched - * - * This function searches a package file for a particular segment type. On - * success it returns a pointer to the segment header, otherwise it will - * return NULL. - **/ -struct i40e_generic_seg_header * -i40evf_find_segment_in_package(u32 segment_type, - struct i40e_package_header *pkg_hdr) -{ - struct i40e_generic_seg_header *segment; - u32 i; - - /* Search all package segments for the requested segment type */ - for (i = 0; i < pkg_hdr->segment_count; i++) { - segment = - (struct i40e_generic_seg_header *)((u8 *)pkg_hdr + - pkg_hdr->segment_offset[i]); - - if (segment->type == segment_type) - return segment; - } - - return NULL; -} - -/** - * i40evf_write_profile - * @hw: pointer to the hardware structure - * @profile: pointer to the profile segment of the package to be downloaded - * @track_id: package tracking id - * - * Handles the download of a complete package. - */ -enum i40e_status_code -i40evf_write_profile(struct i40e_hw *hw, struct i40e_profile_segment *profile, - u32 track_id) -{ - i40e_status status = 0; - struct i40e_section_table *sec_tbl; - struct i40e_profile_section_header *sec = NULL; - u32 dev_cnt; - u32 vendor_dev_id; - u32 *nvm; - u32 section_size = 0; - u32 offset = 0, info = 0; - u32 i; - - dev_cnt = profile->device_table_count; - - for (i = 0; i < dev_cnt; i++) { - vendor_dev_id = profile->device_table[i].vendor_dev_id; - if ((vendor_dev_id >> 16) == PCI_VENDOR_ID_INTEL) - if (hw->device_id == (vendor_dev_id & 0xFFFF)) - break; - } - if (i == dev_cnt) { - i40e_debug(hw, I40E_DEBUG_PACKAGE, "Device doesn't support DDP"); - return I40E_ERR_DEVICE_NOT_SUPPORTED; - } - - nvm = (u32 *)&profile->device_table[dev_cnt]; - sec_tbl = (struct i40e_section_table *)&nvm[nvm[0] + 1]; - - for (i = 0; i < sec_tbl->section_count; i++) { - sec = (struct i40e_profile_section_header *)((u8 *)profile + - sec_tbl->section_offset[i]); - - /* Skip 'AQ', 'note' and 'name' sections */ - if (sec->section.type != SECTION_TYPE_MMIO) - continue; - - section_size = sec->section.size + - sizeof(struct i40e_profile_section_header); - - /* Write profile */ - status = i40evf_aq_write_ddp(hw, (void *)sec, (u16)section_size, - track_id, &offset, &info, NULL); - if (status) { - i40e_debug(hw, I40E_DEBUG_PACKAGE, - "Failed to write profile: offset %d, info %d", - offset, info); - break; - } - } - return status; -} - -/** - * i40evf_add_pinfo_to_list - * @hw: pointer to the hardware structure - * @profile: pointer to the profile segment of the package - * @profile_info_sec: buffer for information section - * @track_id: package tracking id - * - * Register a profile to the list of loaded profiles. - */ -enum i40e_status_code -i40evf_add_pinfo_to_list(struct i40e_hw *hw, - struct i40e_profile_segment *profile, - u8 *profile_info_sec, u32 track_id) -{ - i40e_status status = 0; - struct i40e_profile_section_header *sec = NULL; - struct i40e_profile_info *pinfo; - u32 offset = 0, info = 0; - - sec = (struct i40e_profile_section_header *)profile_info_sec; - sec->tbl_size = 1; - sec->data_end = sizeof(struct i40e_profile_section_header) + - sizeof(struct i40e_profile_info); - sec->section.type = SECTION_TYPE_INFO; - sec->section.offset = sizeof(struct i40e_profile_section_header); - sec->section.size = sizeof(struct i40e_profile_info); - pinfo = (struct i40e_profile_info *)(profile_info_sec + - sec->section.offset); - pinfo->track_id = track_id; - pinfo->version = profile->version; - pinfo->op = I40E_DDP_ADD_TRACKID; - memcpy(pinfo->name, profile->name, I40E_DDP_NAME_SIZE); - - status = i40evf_aq_write_ddp(hw, (void *)sec, sec->data_end, - track_id, &offset, &info, NULL); - return status; -} diff --git a/drivers/net/ethernet/intel/i40evf/i40e_devids.h b/drivers/net/ethernet/intel/iavf/i40e_devids.h index f300bf271824..f300bf271824 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_devids.h +++ b/drivers/net/ethernet/intel/iavf/i40e_devids.h diff --git a/drivers/net/ethernet/intel/i40evf/i40e_osdep.h b/drivers/net/ethernet/intel/iavf/i40e_osdep.h index 3ddddb46455b..3ddddb46455b 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_osdep.h +++ b/drivers/net/ethernet/intel/iavf/i40e_osdep.h diff --git a/drivers/net/ethernet/intel/iavf/i40e_prototype.h b/drivers/net/ethernet/intel/iavf/i40e_prototype.h new file mode 100644 index 000000000000..ef7f74489bfc --- /dev/null +++ b/drivers/net/ethernet/intel/iavf/i40e_prototype.h @@ -0,0 +1,71 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2013 - 2018 Intel Corporation. */ + +#ifndef _I40E_PROTOTYPE_H_ +#define _I40E_PROTOTYPE_H_ + +#include "i40e_type.h" +#include "i40e_alloc.h" +#include <linux/avf/virtchnl.h> + +/* Prototypes for shared code functions that are not in + * the standard function pointer structures. These are + * mostly because they are needed even before the init + * has happened and will assist in the early SW and FW + * setup. + */ + +/* adminq functions */ +i40e_status i40evf_init_adminq(struct i40e_hw *hw); +i40e_status i40evf_shutdown_adminq(struct i40e_hw *hw); +void i40e_adminq_init_ring_data(struct i40e_hw *hw); +i40e_status i40evf_clean_arq_element(struct i40e_hw *hw, + struct i40e_arq_event_info *e, + u16 *events_pending); +i40e_status i40evf_asq_send_command(struct i40e_hw *hw, + struct i40e_aq_desc *desc, + void *buff, /* can be NULL */ + u16 buff_size, + struct i40e_asq_cmd_details *cmd_details); +bool i40evf_asq_done(struct i40e_hw *hw); + +/* debug function for adminq */ +void i40evf_debug_aq(struct i40e_hw *hw, enum i40e_debug_mask mask, + void *desc, void *buffer, u16 buf_len); + +void i40e_idle_aq(struct i40e_hw *hw); +void i40evf_resume_aq(struct i40e_hw *hw); +bool i40evf_check_asq_alive(struct i40e_hw *hw); +i40e_status i40evf_aq_queue_shutdown(struct i40e_hw *hw, bool unloading); +const char *i40evf_aq_str(struct i40e_hw *hw, enum i40e_admin_queue_err aq_err); +const char *i40evf_stat_str(struct i40e_hw *hw, i40e_status stat_err); + +i40e_status i40evf_aq_get_rss_lut(struct i40e_hw *hw, u16 seid, + bool pf_lut, u8 *lut, u16 lut_size); +i40e_status i40evf_aq_set_rss_lut(struct i40e_hw *hw, u16 seid, + bool pf_lut, u8 *lut, u16 lut_size); +i40e_status i40evf_aq_get_rss_key(struct i40e_hw *hw, + u16 seid, + struct i40e_aqc_get_set_rss_key_data *key); +i40e_status i40evf_aq_set_rss_key(struct i40e_hw *hw, + u16 seid, + struct i40e_aqc_get_set_rss_key_data *key); + +i40e_status i40e_set_mac_type(struct i40e_hw *hw); + +extern struct i40e_rx_ptype_decoded i40evf_ptype_lookup[]; + +static inline struct i40e_rx_ptype_decoded decode_rx_desc_ptype(u8 ptype) +{ + return i40evf_ptype_lookup[ptype]; +} + +/* i40e_common for VF drivers*/ +void i40e_vf_parse_hw_config(struct i40e_hw *hw, + struct virtchnl_vf_resource *msg); +i40e_status i40e_vf_reset(struct i40e_hw *hw); +i40e_status i40e_aq_send_msg_to_pf(struct i40e_hw *hw, + enum virtchnl_ops v_opcode, + i40e_status v_retval, u8 *msg, u16 msglen, + struct i40e_asq_cmd_details *cmd_details); +#endif /* _I40E_PROTOTYPE_H_ */ diff --git a/drivers/net/ethernet/intel/iavf/i40e_register.h b/drivers/net/ethernet/intel/iavf/i40e_register.h new file mode 100644 index 000000000000..20b464ac1542 --- /dev/null +++ b/drivers/net/ethernet/intel/iavf/i40e_register.h @@ -0,0 +1,68 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2013 - 2018 Intel Corporation. */ + +#ifndef _I40E_REGISTER_H_ +#define _I40E_REGISTER_H_ + +#define I40E_VF_ARQBAH1 0x00006000 /* Reset: EMPR */ +#define I40E_VF_ARQBAL1 0x00006C00 /* Reset: EMPR */ +#define I40E_VF_ARQH1 0x00007400 /* Reset: EMPR */ +#define I40E_VF_ARQH1_ARQH_SHIFT 0 +#define I40E_VF_ARQH1_ARQH_MASK I40E_MASK(0x3FF, I40E_VF_ARQH1_ARQH_SHIFT) +#define I40E_VF_ARQLEN1 0x00008000 /* Reset: EMPR */ +#define I40E_VF_ARQLEN1_ARQVFE_SHIFT 28 +#define I40E_VF_ARQLEN1_ARQVFE_MASK I40E_MASK(0x1, I40E_VF_ARQLEN1_ARQVFE_SHIFT) +#define I40E_VF_ARQLEN1_ARQOVFL_SHIFT 29 +#define I40E_VF_ARQLEN1_ARQOVFL_MASK I40E_MASK(0x1, I40E_VF_ARQLEN1_ARQOVFL_SHIFT) +#define I40E_VF_ARQLEN1_ARQCRIT_SHIFT 30 +#define I40E_VF_ARQLEN1_ARQCRIT_MASK I40E_MASK(0x1, I40E_VF_ARQLEN1_ARQCRIT_SHIFT) +#define I40E_VF_ARQLEN1_ARQENABLE_SHIFT 31 +#define I40E_VF_ARQLEN1_ARQENABLE_MASK I40E_MASK(0x1, I40E_VF_ARQLEN1_ARQENABLE_SHIFT) +#define I40E_VF_ARQT1 0x00007000 /* Reset: EMPR */ +#define I40E_VF_ATQBAH1 0x00007800 /* Reset: EMPR */ +#define I40E_VF_ATQBAL1 0x00007C00 /* Reset: EMPR */ +#define I40E_VF_ATQH1 0x00006400 /* Reset: EMPR */ +#define I40E_VF_ATQLEN1 0x00006800 /* Reset: EMPR */ +#define I40E_VF_ATQLEN1_ATQVFE_SHIFT 28 +#define I40E_VF_ATQLEN1_ATQVFE_MASK I40E_MASK(0x1, I40E_VF_ATQLEN1_ATQVFE_SHIFT) +#define I40E_VF_ATQLEN1_ATQOVFL_SHIFT 29 +#define I40E_VF_ATQLEN1_ATQOVFL_MASK I40E_MASK(0x1, I40E_VF_ATQLEN1_ATQOVFL_SHIFT) +#define I40E_VF_ATQLEN1_ATQCRIT_SHIFT 30 +#define I40E_VF_ATQLEN1_ATQCRIT_MASK I40E_MASK(0x1, I40E_VF_ATQLEN1_ATQCRIT_SHIFT) +#define I40E_VF_ATQLEN1_ATQENABLE_SHIFT 31 +#define I40E_VF_ATQLEN1_ATQENABLE_MASK I40E_MASK(0x1, I40E_VF_ATQLEN1_ATQENABLE_SHIFT) +#define I40E_VF_ATQT1 0x00008400 /* Reset: EMPR */ +#define I40E_VFGEN_RSTAT 0x00008800 /* Reset: VFR */ +#define I40E_VFGEN_RSTAT_VFR_STATE_SHIFT 0 +#define I40E_VFGEN_RSTAT_VFR_STATE_MASK I40E_MASK(0x3, I40E_VFGEN_RSTAT_VFR_STATE_SHIFT) +#define I40E_VFINT_DYN_CTL01 0x00005C00 /* Reset: VFR */ +#define I40E_VFINT_DYN_CTL01_INTENA_SHIFT 0 +#define I40E_VFINT_DYN_CTL01_INTENA_MASK I40E_MASK(0x1, I40E_VFINT_DYN_CTL01_INTENA_SHIFT) +#define I40E_VFINT_DYN_CTL01_ITR_INDX_SHIFT 3 +#define I40E_VFINT_DYN_CTL01_ITR_INDX_MASK I40E_MASK(0x3, I40E_VFINT_DYN_CTL01_ITR_INDX_SHIFT) +#define I40E_VFINT_DYN_CTLN1(_INTVF) (0x00003800 + ((_INTVF) * 4)) /* _i=0...15 */ /* Reset: VFR */ +#define I40E_VFINT_DYN_CTLN1_INTENA_SHIFT 0 +#define I40E_VFINT_DYN_CTLN1_INTENA_MASK I40E_MASK(0x1, I40E_VFINT_DYN_CTLN1_INTENA_SHIFT) +#define I40E_VFINT_DYN_CTLN1_SWINT_TRIG_SHIFT 2 +#define I40E_VFINT_DYN_CTLN1_SWINT_TRIG_MASK I40E_MASK(0x1, I40E_VFINT_DYN_CTLN1_SWINT_TRIG_SHIFT) +#define I40E_VFINT_DYN_CTLN1_ITR_INDX_SHIFT 3 +#define I40E_VFINT_DYN_CTLN1_ITR_INDX_MASK I40E_MASK(0x3, I40E_VFINT_DYN_CTLN1_ITR_INDX_SHIFT) +#define I40E_VFINT_DYN_CTLN1_INTERVAL_SHIFT 5 +#define I40E_VFINT_DYN_CTLN1_SW_ITR_INDX_ENA_SHIFT 24 +#define I40E_VFINT_DYN_CTLN1_SW_ITR_INDX_ENA_MASK I40E_MASK(0x1, I40E_VFINT_DYN_CTLN1_SW_ITR_INDX_ENA_SHIFT) +#define I40E_VFINT_ICR0_ENA1 0x00005000 /* Reset: CORER */ +#define I40E_VFINT_ICR0_ENA1_ADMINQ_SHIFT 30 +#define I40E_VFINT_ICR0_ENA1_ADMINQ_MASK I40E_MASK(0x1, I40E_VFINT_ICR0_ENA1_ADMINQ_SHIFT) +#define I40E_VFINT_ICR0_ENA1_RSVD_SHIFT 31 +#define I40E_VFINT_ICR01 0x00004800 /* Reset: CORER */ +#define I40E_VFINT_ITRN1(_i, _INTVF) (0x00002800 + ((_i) * 64 + (_INTVF) * 4)) /* _i=0...2, _INTVF=0...15 */ /* Reset: VFR */ +#define I40E_QRX_TAIL1(_Q) (0x00002000 + ((_Q) * 4)) /* _i=0...15 */ /* Reset: CORER */ +#define I40E_QTX_TAIL1(_Q) (0x00000000 + ((_Q) * 4)) /* _i=0...15 */ /* Reset: PFR */ +#define I40E_VFQF_HENA(_i) (0x0000C400 + ((_i) * 4)) /* _i=0...1 */ /* Reset: CORER */ +#define I40E_VFQF_HKEY(_i) (0x0000CC00 + ((_i) * 4)) /* _i=0...12 */ /* Reset: CORER */ +#define I40E_VFQF_HKEY_MAX_INDEX 12 +#define I40E_VFQF_HLUT(_i) (0x0000D000 + ((_i) * 4)) /* _i=0...15 */ /* Reset: CORER */ +#define I40E_VFQF_HLUT_MAX_INDEX 15 +#define I40E_VFINT_DYN_CTLN1_WB_ON_ITR_SHIFT 30 +#define I40E_VFINT_DYN_CTLN1_WB_ON_ITR_MASK I40E_MASK(0x1, I40E_VFINT_DYN_CTLN1_WB_ON_ITR_SHIFT) +#endif /* _I40E_REGISTER_H_ */ diff --git a/drivers/net/ethernet/intel/i40evf/i40e_status.h b/drivers/net/ethernet/intel/iavf/i40e_status.h index 77be0702d07c..77be0702d07c 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_status.h +++ b/drivers/net/ethernet/intel/iavf/i40e_status.h diff --git a/drivers/net/ethernet/intel/i40evf/i40e_trace.h b/drivers/net/ethernet/intel/iavf/i40e_trace.h index d7a4e68820a8..d7a4e68820a8 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_trace.h +++ b/drivers/net/ethernet/intel/iavf/i40e_trace.h diff --git a/drivers/net/ethernet/intel/i40evf/i40e_txrx.c b/drivers/net/ethernet/intel/iavf/i40e_txrx.c index b56d22b530a7..d4bd06adc145 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_txrx.c +++ b/drivers/net/ethernet/intel/iavf/i40e_txrx.c @@ -115,8 +115,11 @@ u32 i40evf_get_tx_pending(struct i40e_ring *ring, bool in_sw) { u32 head, tail; + /* underlying hardware might not allow access and/or always return + * 0 for the head/tail registers so just use the cached values + */ head = ring->next_to_clean; - tail = readl(ring->tail); + tail = ring->next_to_use; if (head != tail) return (head < tail) ? @@ -1059,7 +1062,7 @@ static inline void i40e_rx_hash(struct i40e_ring *ring, cpu_to_le64((u64)I40E_RX_DESC_FLTSTAT_RSS_HASH << I40E_RX_DESC_STATUS_FLTSTAT_SHIFT); - if (ring->netdev->features & NETIF_F_RXHASH) + if (!(ring->netdev->features & NETIF_F_RXHASH)) return; if ((rx_desc->wb.qword1.status_error_len & rss_mask) == rss_mask) { diff --git a/drivers/net/ethernet/intel/i40evf/i40e_txrx.h b/drivers/net/ethernet/intel/iavf/i40e_txrx.h index 3b5a63b3236e..3b5a63b3236e 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_txrx.h +++ b/drivers/net/ethernet/intel/iavf/i40e_txrx.h diff --git a/drivers/net/ethernet/intel/iavf/i40e_type.h b/drivers/net/ethernet/intel/iavf/i40e_type.h new file mode 100644 index 000000000000..8f1344094bc9 --- /dev/null +++ b/drivers/net/ethernet/intel/iavf/i40e_type.h @@ -0,0 +1,719 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2013 - 2018 Intel Corporation. */ + +#ifndef _I40E_TYPE_H_ +#define _I40E_TYPE_H_ + +#include "i40e_status.h" +#include "i40e_osdep.h" +#include "i40e_register.h" +#include "i40e_adminq.h" +#include "i40e_devids.h" + +#define I40E_RXQ_CTX_DBUFF_SHIFT 7 + +/* I40E_MASK is a macro used on 32 bit registers */ +#define I40E_MASK(mask, shift) ((u32)(mask) << (shift)) + +#define I40E_MAX_VSI_QP 16 +#define I40E_MAX_VF_VSI 3 +#define I40E_MAX_CHAINED_RX_BUFFERS 5 + +/* forward declaration */ +struct i40e_hw; +typedef void (*I40E_ADMINQ_CALLBACK)(struct i40e_hw *, struct i40e_aq_desc *); + +/* Data type manipulation macros. */ + +#define I40E_DESC_UNUSED(R) \ + ((((R)->next_to_clean > (R)->next_to_use) ? 0 : (R)->count) + \ + (R)->next_to_clean - (R)->next_to_use - 1) + +/* bitfields for Tx queue mapping in QTX_CTL */ +#define I40E_QTX_CTL_VF_QUEUE 0x0 +#define I40E_QTX_CTL_VM_QUEUE 0x1 +#define I40E_QTX_CTL_PF_QUEUE 0x2 + +/* debug masks - set these bits in hw->debug_mask to control output */ +enum i40e_debug_mask { + I40E_DEBUG_INIT = 0x00000001, + I40E_DEBUG_RELEASE = 0x00000002, + + I40E_DEBUG_LINK = 0x00000010, + I40E_DEBUG_PHY = 0x00000020, + I40E_DEBUG_HMC = 0x00000040, + I40E_DEBUG_NVM = 0x00000080, + I40E_DEBUG_LAN = 0x00000100, + I40E_DEBUG_FLOW = 0x00000200, + I40E_DEBUG_DCB = 0x00000400, + I40E_DEBUG_DIAG = 0x00000800, + I40E_DEBUG_FD = 0x00001000, + I40E_DEBUG_PACKAGE = 0x00002000, + + I40E_DEBUG_AQ_MESSAGE = 0x01000000, + I40E_DEBUG_AQ_DESCRIPTOR = 0x02000000, + I40E_DEBUG_AQ_DESC_BUFFER = 0x04000000, + I40E_DEBUG_AQ_COMMAND = 0x06000000, + I40E_DEBUG_AQ = 0x0F000000, + + I40E_DEBUG_USER = 0xF0000000, + + I40E_DEBUG_ALL = 0xFFFFFFFF +}; + +/* These are structs for managing the hardware information and the operations. + * The structures of function pointers are filled out at init time when we + * know for sure exactly which hardware we're working with. This gives us the + * flexibility of using the same main driver code but adapting to slightly + * different hardware needs as new parts are developed. For this architecture, + * the Firmware and AdminQ are intended to insulate the driver from most of the + * future changes, but these structures will also do part of the job. + */ +enum i40e_mac_type { + I40E_MAC_UNKNOWN = 0, + I40E_MAC_XL710, + I40E_MAC_VF, + I40E_MAC_X722, + I40E_MAC_X722_VF, + I40E_MAC_GENERIC, +}; + +enum i40e_vsi_type { + I40E_VSI_MAIN = 0, + I40E_VSI_VMDQ1 = 1, + I40E_VSI_VMDQ2 = 2, + I40E_VSI_CTRL = 3, + I40E_VSI_FCOE = 4, + I40E_VSI_MIRROR = 5, + I40E_VSI_SRIOV = 6, + I40E_VSI_FDIR = 7, + I40E_VSI_TYPE_UNKNOWN +}; + +enum i40e_queue_type { + I40E_QUEUE_TYPE_RX = 0, + I40E_QUEUE_TYPE_TX, + I40E_QUEUE_TYPE_PE_CEQ, + I40E_QUEUE_TYPE_UNKNOWN +}; + +#define I40E_HW_CAP_MAX_GPIO 30 +/* Capabilities of a PF or a VF or the whole device */ +struct i40e_hw_capabilities { + bool dcb; + bool fcoe; + u32 num_vsis; + u32 num_rx_qp; + u32 num_tx_qp; + u32 base_queue; + u32 num_msix_vectors_vf; +}; + +struct i40e_mac_info { + enum i40e_mac_type type; + u8 addr[ETH_ALEN]; + u8 perm_addr[ETH_ALEN]; + u8 san_addr[ETH_ALEN]; + u16 max_fcoeq; +}; + +/* PCI bus types */ +enum i40e_bus_type { + i40e_bus_type_unknown = 0, + i40e_bus_type_pci, + i40e_bus_type_pcix, + i40e_bus_type_pci_express, + i40e_bus_type_reserved +}; + +/* PCI bus speeds */ +enum i40e_bus_speed { + i40e_bus_speed_unknown = 0, + i40e_bus_speed_33 = 33, + i40e_bus_speed_66 = 66, + i40e_bus_speed_100 = 100, + i40e_bus_speed_120 = 120, + i40e_bus_speed_133 = 133, + i40e_bus_speed_2500 = 2500, + i40e_bus_speed_5000 = 5000, + i40e_bus_speed_8000 = 8000, + i40e_bus_speed_reserved +}; + +/* PCI bus widths */ +enum i40e_bus_width { + i40e_bus_width_unknown = 0, + i40e_bus_width_pcie_x1 = 1, + i40e_bus_width_pcie_x2 = 2, + i40e_bus_width_pcie_x4 = 4, + i40e_bus_width_pcie_x8 = 8, + i40e_bus_width_32 = 32, + i40e_bus_width_64 = 64, + i40e_bus_width_reserved +}; + +/* Bus parameters */ +struct i40e_bus_info { + enum i40e_bus_speed speed; + enum i40e_bus_width width; + enum i40e_bus_type type; + + u16 func; + u16 device; + u16 lan_id; + u16 bus_id; +}; + +#define I40E_MAX_TRAFFIC_CLASS 8 +#define I40E_MAX_USER_PRIORITY 8 +/* Port hardware description */ +struct i40e_hw { + u8 __iomem *hw_addr; + void *back; + + /* subsystem structs */ + struct i40e_mac_info mac; + struct i40e_bus_info bus; + + /* pci info */ + u16 device_id; + u16 vendor_id; + u16 subsystem_device_id; + u16 subsystem_vendor_id; + u8 revision_id; + + /* capabilities for entire device and PCI func */ + struct i40e_hw_capabilities dev_caps; + + /* Admin Queue info */ + struct i40e_adminq_info aq; + + /* debug mask */ + u32 debug_mask; + char err_str[16]; +}; + +static inline bool i40e_is_vf(struct i40e_hw *hw) +{ + return (hw->mac.type == I40E_MAC_VF || + hw->mac.type == I40E_MAC_X722_VF); +} + +struct i40e_driver_version { + u8 major_version; + u8 minor_version; + u8 build_version; + u8 subbuild_version; + u8 driver_string[32]; +}; + +/* RX Descriptors */ +union i40e_16byte_rx_desc { + struct { + __le64 pkt_addr; /* Packet buffer address */ + __le64 hdr_addr; /* Header buffer address */ + } read; + struct { + struct { + struct { + union { + __le16 mirroring_status; + __le16 fcoe_ctx_id; + } mirr_fcoe; + __le16 l2tag1; + } lo_dword; + union { + __le32 rss; /* RSS Hash */ + __le32 fd_id; /* Flow director filter id */ + __le32 fcoe_param; /* FCoE DDP Context id */ + } hi_dword; + } qword0; + struct { + /* ext status/error/pktype/length */ + __le64 status_error_len; + } qword1; + } wb; /* writeback */ +}; + +union i40e_32byte_rx_desc { + struct { + __le64 pkt_addr; /* Packet buffer address */ + __le64 hdr_addr; /* Header buffer address */ + /* bit 0 of hdr_buffer_addr is DD bit */ + __le64 rsvd1; + __le64 rsvd2; + } read; + struct { + struct { + struct { + union { + __le16 mirroring_status; + __le16 fcoe_ctx_id; + } mirr_fcoe; + __le16 l2tag1; + } lo_dword; + union { + __le32 rss; /* RSS Hash */ + __le32 fcoe_param; /* FCoE DDP Context id */ + /* Flow director filter id in case of + * Programming status desc WB + */ + __le32 fd_id; + } hi_dword; + } qword0; + struct { + /* status/error/pktype/length */ + __le64 status_error_len; + } qword1; + struct { + __le16 ext_status; /* extended status */ + __le16 rsvd; + __le16 l2tag2_1; + __le16 l2tag2_2; + } qword2; + struct { + union { + __le32 flex_bytes_lo; + __le32 pe_status; + } lo_dword; + union { + __le32 flex_bytes_hi; + __le32 fd_id; + } hi_dword; + } qword3; + } wb; /* writeback */ +}; + +enum i40e_rx_desc_status_bits { + /* Note: These are predefined bit offsets */ + I40E_RX_DESC_STATUS_DD_SHIFT = 0, + I40E_RX_DESC_STATUS_EOF_SHIFT = 1, + I40E_RX_DESC_STATUS_L2TAG1P_SHIFT = 2, + I40E_RX_DESC_STATUS_L3L4P_SHIFT = 3, + I40E_RX_DESC_STATUS_CRCP_SHIFT = 4, + I40E_RX_DESC_STATUS_TSYNINDX_SHIFT = 5, /* 2 BITS */ + I40E_RX_DESC_STATUS_TSYNVALID_SHIFT = 7, + /* Note: Bit 8 is reserved in X710 and XL710 */ + I40E_RX_DESC_STATUS_EXT_UDP_0_SHIFT = 8, + I40E_RX_DESC_STATUS_UMBCAST_SHIFT = 9, /* 2 BITS */ + I40E_RX_DESC_STATUS_FLM_SHIFT = 11, + I40E_RX_DESC_STATUS_FLTSTAT_SHIFT = 12, /* 2 BITS */ + I40E_RX_DESC_STATUS_LPBK_SHIFT = 14, + I40E_RX_DESC_STATUS_IPV6EXADD_SHIFT = 15, + I40E_RX_DESC_STATUS_RESERVED_SHIFT = 16, /* 2 BITS */ + /* Note: For non-tunnel packets INT_UDP_0 is the right status for + * UDP header + */ + I40E_RX_DESC_STATUS_INT_UDP_0_SHIFT = 18, + I40E_RX_DESC_STATUS_LAST /* this entry must be last!!! */ +}; + +#define I40E_RXD_QW1_STATUS_SHIFT 0 +#define I40E_RXD_QW1_STATUS_MASK ((BIT(I40E_RX_DESC_STATUS_LAST) - 1) \ + << I40E_RXD_QW1_STATUS_SHIFT) + +#define I40E_RXD_QW1_STATUS_TSYNINDX_SHIFT I40E_RX_DESC_STATUS_TSYNINDX_SHIFT +#define I40E_RXD_QW1_STATUS_TSYNINDX_MASK (0x3UL << \ + I40E_RXD_QW1_STATUS_TSYNINDX_SHIFT) + +#define I40E_RXD_QW1_STATUS_TSYNVALID_SHIFT I40E_RX_DESC_STATUS_TSYNVALID_SHIFT +#define I40E_RXD_QW1_STATUS_TSYNVALID_MASK \ + BIT_ULL(I40E_RXD_QW1_STATUS_TSYNVALID_SHIFT) + +enum i40e_rx_desc_fltstat_values { + I40E_RX_DESC_FLTSTAT_NO_DATA = 0, + I40E_RX_DESC_FLTSTAT_RSV_FD_ID = 1, /* 16byte desc? FD_ID : RSV */ + I40E_RX_DESC_FLTSTAT_RSV = 2, + I40E_RX_DESC_FLTSTAT_RSS_HASH = 3, +}; + +#define I40E_RXD_QW1_ERROR_SHIFT 19 +#define I40E_RXD_QW1_ERROR_MASK (0xFFUL << I40E_RXD_QW1_ERROR_SHIFT) + +enum i40e_rx_desc_error_bits { + /* Note: These are predefined bit offsets */ + I40E_RX_DESC_ERROR_RXE_SHIFT = 0, + I40E_RX_DESC_ERROR_RECIPE_SHIFT = 1, + I40E_RX_DESC_ERROR_HBO_SHIFT = 2, + I40E_RX_DESC_ERROR_L3L4E_SHIFT = 3, /* 3 BITS */ + I40E_RX_DESC_ERROR_IPE_SHIFT = 3, + I40E_RX_DESC_ERROR_L4E_SHIFT = 4, + I40E_RX_DESC_ERROR_EIPE_SHIFT = 5, + I40E_RX_DESC_ERROR_OVERSIZE_SHIFT = 6, + I40E_RX_DESC_ERROR_PPRS_SHIFT = 7 +}; + +enum i40e_rx_desc_error_l3l4e_fcoe_masks { + I40E_RX_DESC_ERROR_L3L4E_NONE = 0, + I40E_RX_DESC_ERROR_L3L4E_PROT = 1, + I40E_RX_DESC_ERROR_L3L4E_FC = 2, + I40E_RX_DESC_ERROR_L3L4E_DMAC_ERR = 3, + I40E_RX_DESC_ERROR_L3L4E_DMAC_WARN = 4 +}; + +#define I40E_RXD_QW1_PTYPE_SHIFT 30 +#define I40E_RXD_QW1_PTYPE_MASK (0xFFULL << I40E_RXD_QW1_PTYPE_SHIFT) + +/* Packet type non-ip values */ +enum i40e_rx_l2_ptype { + I40E_RX_PTYPE_L2_RESERVED = 0, + I40E_RX_PTYPE_L2_MAC_PAY2 = 1, + I40E_RX_PTYPE_L2_TIMESYNC_PAY2 = 2, + I40E_RX_PTYPE_L2_FIP_PAY2 = 3, + I40E_RX_PTYPE_L2_OUI_PAY2 = 4, + I40E_RX_PTYPE_L2_MACCNTRL_PAY2 = 5, + I40E_RX_PTYPE_L2_LLDP_PAY2 = 6, + I40E_RX_PTYPE_L2_ECP_PAY2 = 7, + I40E_RX_PTYPE_L2_EVB_PAY2 = 8, + I40E_RX_PTYPE_L2_QCN_PAY2 = 9, + I40E_RX_PTYPE_L2_EAPOL_PAY2 = 10, + I40E_RX_PTYPE_L2_ARP = 11, + I40E_RX_PTYPE_L2_FCOE_PAY3 = 12, + I40E_RX_PTYPE_L2_FCOE_FCDATA_PAY3 = 13, + I40E_RX_PTYPE_L2_FCOE_FCRDY_PAY3 = 14, + I40E_RX_PTYPE_L2_FCOE_FCRSP_PAY3 = 15, + I40E_RX_PTYPE_L2_FCOE_FCOTHER_PA = 16, + I40E_RX_PTYPE_L2_FCOE_VFT_PAY3 = 17, + I40E_RX_PTYPE_L2_FCOE_VFT_FCDATA = 18, + I40E_RX_PTYPE_L2_FCOE_VFT_FCRDY = 19, + I40E_RX_PTYPE_L2_FCOE_VFT_FCRSP = 20, + I40E_RX_PTYPE_L2_FCOE_VFT_FCOTHER = 21, + I40E_RX_PTYPE_GRENAT4_MAC_PAY3 = 58, + I40E_RX_PTYPE_GRENAT4_MACVLAN_IPV6_ICMP_PAY4 = 87, + I40E_RX_PTYPE_GRENAT6_MAC_PAY3 = 124, + I40E_RX_PTYPE_GRENAT6_MACVLAN_IPV6_ICMP_PAY4 = 153 +}; + +struct i40e_rx_ptype_decoded { + u32 ptype:8; + u32 known:1; + u32 outer_ip:1; + u32 outer_ip_ver:1; + u32 outer_frag:1; + u32 tunnel_type:3; + u32 tunnel_end_prot:2; + u32 tunnel_end_frag:1; + u32 inner_prot:4; + u32 payload_layer:3; +}; + +enum i40e_rx_ptype_outer_ip { + I40E_RX_PTYPE_OUTER_L2 = 0, + I40E_RX_PTYPE_OUTER_IP = 1 +}; + +enum i40e_rx_ptype_outer_ip_ver { + I40E_RX_PTYPE_OUTER_NONE = 0, + I40E_RX_PTYPE_OUTER_IPV4 = 0, + I40E_RX_PTYPE_OUTER_IPV6 = 1 +}; + +enum i40e_rx_ptype_outer_fragmented { + I40E_RX_PTYPE_NOT_FRAG = 0, + I40E_RX_PTYPE_FRAG = 1 +}; + +enum i40e_rx_ptype_tunnel_type { + I40E_RX_PTYPE_TUNNEL_NONE = 0, + I40E_RX_PTYPE_TUNNEL_IP_IP = 1, + I40E_RX_PTYPE_TUNNEL_IP_GRENAT = 2, + I40E_RX_PTYPE_TUNNEL_IP_GRENAT_MAC = 3, + I40E_RX_PTYPE_TUNNEL_IP_GRENAT_MAC_VLAN = 4, +}; + +enum i40e_rx_ptype_tunnel_end_prot { + I40E_RX_PTYPE_TUNNEL_END_NONE = 0, + I40E_RX_PTYPE_TUNNEL_END_IPV4 = 1, + I40E_RX_PTYPE_TUNNEL_END_IPV6 = 2, +}; + +enum i40e_rx_ptype_inner_prot { + I40E_RX_PTYPE_INNER_PROT_NONE = 0, + I40E_RX_PTYPE_INNER_PROT_UDP = 1, + I40E_RX_PTYPE_INNER_PROT_TCP = 2, + I40E_RX_PTYPE_INNER_PROT_SCTP = 3, + I40E_RX_PTYPE_INNER_PROT_ICMP = 4, + I40E_RX_PTYPE_INNER_PROT_TIMESYNC = 5 +}; + +enum i40e_rx_ptype_payload_layer { + I40E_RX_PTYPE_PAYLOAD_LAYER_NONE = 0, + I40E_RX_PTYPE_PAYLOAD_LAYER_PAY2 = 1, + I40E_RX_PTYPE_PAYLOAD_LAYER_PAY3 = 2, + I40E_RX_PTYPE_PAYLOAD_LAYER_PAY4 = 3, +}; + +#define I40E_RXD_QW1_LENGTH_PBUF_SHIFT 38 +#define I40E_RXD_QW1_LENGTH_PBUF_MASK (0x3FFFULL << \ + I40E_RXD_QW1_LENGTH_PBUF_SHIFT) + +#define I40E_RXD_QW1_LENGTH_HBUF_SHIFT 52 +#define I40E_RXD_QW1_LENGTH_HBUF_MASK (0x7FFULL << \ + I40E_RXD_QW1_LENGTH_HBUF_SHIFT) + +#define I40E_RXD_QW1_LENGTH_SPH_SHIFT 63 +#define I40E_RXD_QW1_LENGTH_SPH_MASK BIT_ULL(I40E_RXD_QW1_LENGTH_SPH_SHIFT) + +enum i40e_rx_desc_ext_status_bits { + /* Note: These are predefined bit offsets */ + I40E_RX_DESC_EXT_STATUS_L2TAG2P_SHIFT = 0, + I40E_RX_DESC_EXT_STATUS_L2TAG3P_SHIFT = 1, + I40E_RX_DESC_EXT_STATUS_FLEXBL_SHIFT = 2, /* 2 BITS */ + I40E_RX_DESC_EXT_STATUS_FLEXBH_SHIFT = 4, /* 2 BITS */ + I40E_RX_DESC_EXT_STATUS_FDLONGB_SHIFT = 9, + I40E_RX_DESC_EXT_STATUS_FCOELONGB_SHIFT = 10, + I40E_RX_DESC_EXT_STATUS_PELONGB_SHIFT = 11, +}; + +enum i40e_rx_desc_pe_status_bits { + /* Note: These are predefined bit offsets */ + I40E_RX_DESC_PE_STATUS_QPID_SHIFT = 0, /* 18 BITS */ + I40E_RX_DESC_PE_STATUS_L4PORT_SHIFT = 0, /* 16 BITS */ + I40E_RX_DESC_PE_STATUS_IPINDEX_SHIFT = 16, /* 8 BITS */ + I40E_RX_DESC_PE_STATUS_QPIDHIT_SHIFT = 24, + I40E_RX_DESC_PE_STATUS_APBVTHIT_SHIFT = 25, + I40E_RX_DESC_PE_STATUS_PORTV_SHIFT = 26, + I40E_RX_DESC_PE_STATUS_URG_SHIFT = 27, + I40E_RX_DESC_PE_STATUS_IPFRAG_SHIFT = 28, + I40E_RX_DESC_PE_STATUS_IPOPT_SHIFT = 29 +}; + +#define I40E_RX_PROG_STATUS_DESC_LENGTH_SHIFT 38 +#define I40E_RX_PROG_STATUS_DESC_LENGTH 0x2000000 + +#define I40E_RX_PROG_STATUS_DESC_QW1_PROGID_SHIFT 2 +#define I40E_RX_PROG_STATUS_DESC_QW1_PROGID_MASK (0x7UL << \ + I40E_RX_PROG_STATUS_DESC_QW1_PROGID_SHIFT) + +#define I40E_RX_PROG_STATUS_DESC_QW1_ERROR_SHIFT 19 +#define I40E_RX_PROG_STATUS_DESC_QW1_ERROR_MASK (0x3FUL << \ + I40E_RX_PROG_STATUS_DESC_QW1_ERROR_SHIFT) + +enum i40e_rx_prog_status_desc_status_bits { + /* Note: These are predefined bit offsets */ + I40E_RX_PROG_STATUS_DESC_DD_SHIFT = 0, + I40E_RX_PROG_STATUS_DESC_PROG_ID_SHIFT = 2 /* 3 BITS */ +}; + +enum i40e_rx_prog_status_desc_prog_id_masks { + I40E_RX_PROG_STATUS_DESC_FD_FILTER_STATUS = 1, + I40E_RX_PROG_STATUS_DESC_FCOE_CTXT_PROG_STATUS = 2, + I40E_RX_PROG_STATUS_DESC_FCOE_CTXT_INVL_STATUS = 4, +}; + +enum i40e_rx_prog_status_desc_error_bits { + /* Note: These are predefined bit offsets */ + I40E_RX_PROG_STATUS_DESC_FD_TBL_FULL_SHIFT = 0, + I40E_RX_PROG_STATUS_DESC_NO_FD_ENTRY_SHIFT = 1, + I40E_RX_PROG_STATUS_DESC_FCOE_TBL_FULL_SHIFT = 2, + I40E_RX_PROG_STATUS_DESC_FCOE_CONFLICT_SHIFT = 3 +}; + +/* TX Descriptor */ +struct i40e_tx_desc { + __le64 buffer_addr; /* Address of descriptor's data buf */ + __le64 cmd_type_offset_bsz; +}; + +#define I40E_TXD_QW1_DTYPE_SHIFT 0 +#define I40E_TXD_QW1_DTYPE_MASK (0xFUL << I40E_TXD_QW1_DTYPE_SHIFT) + +enum i40e_tx_desc_dtype_value { + I40E_TX_DESC_DTYPE_DATA = 0x0, + I40E_TX_DESC_DTYPE_NOP = 0x1, /* same as Context desc */ + I40E_TX_DESC_DTYPE_CONTEXT = 0x1, + I40E_TX_DESC_DTYPE_FCOE_CTX = 0x2, + I40E_TX_DESC_DTYPE_FILTER_PROG = 0x8, + I40E_TX_DESC_DTYPE_DDP_CTX = 0x9, + I40E_TX_DESC_DTYPE_FLEX_DATA = 0xB, + I40E_TX_DESC_DTYPE_FLEX_CTX_1 = 0xC, + I40E_TX_DESC_DTYPE_FLEX_CTX_2 = 0xD, + I40E_TX_DESC_DTYPE_DESC_DONE = 0xF +}; + +#define I40E_TXD_QW1_CMD_SHIFT 4 +#define I40E_TXD_QW1_CMD_MASK (0x3FFUL << I40E_TXD_QW1_CMD_SHIFT) + +enum i40e_tx_desc_cmd_bits { + I40E_TX_DESC_CMD_EOP = 0x0001, + I40E_TX_DESC_CMD_RS = 0x0002, + I40E_TX_DESC_CMD_ICRC = 0x0004, + I40E_TX_DESC_CMD_IL2TAG1 = 0x0008, + I40E_TX_DESC_CMD_DUMMY = 0x0010, + I40E_TX_DESC_CMD_IIPT_NONIP = 0x0000, /* 2 BITS */ + I40E_TX_DESC_CMD_IIPT_IPV6 = 0x0020, /* 2 BITS */ + I40E_TX_DESC_CMD_IIPT_IPV4 = 0x0040, /* 2 BITS */ + I40E_TX_DESC_CMD_IIPT_IPV4_CSUM = 0x0060, /* 2 BITS */ + I40E_TX_DESC_CMD_FCOET = 0x0080, + I40E_TX_DESC_CMD_L4T_EOFT_UNK = 0x0000, /* 2 BITS */ + I40E_TX_DESC_CMD_L4T_EOFT_TCP = 0x0100, /* 2 BITS */ + I40E_TX_DESC_CMD_L4T_EOFT_SCTP = 0x0200, /* 2 BITS */ + I40E_TX_DESC_CMD_L4T_EOFT_UDP = 0x0300, /* 2 BITS */ + I40E_TX_DESC_CMD_L4T_EOFT_EOF_N = 0x0000, /* 2 BITS */ + I40E_TX_DESC_CMD_L4T_EOFT_EOF_T = 0x0100, /* 2 BITS */ + I40E_TX_DESC_CMD_L4T_EOFT_EOF_NI = 0x0200, /* 2 BITS */ + I40E_TX_DESC_CMD_L4T_EOFT_EOF_A = 0x0300, /* 2 BITS */ +}; + +#define I40E_TXD_QW1_OFFSET_SHIFT 16 +#define I40E_TXD_QW1_OFFSET_MASK (0x3FFFFULL << \ + I40E_TXD_QW1_OFFSET_SHIFT) + +enum i40e_tx_desc_length_fields { + /* Note: These are predefined bit offsets */ + I40E_TX_DESC_LENGTH_MACLEN_SHIFT = 0, /* 7 BITS */ + I40E_TX_DESC_LENGTH_IPLEN_SHIFT = 7, /* 7 BITS */ + I40E_TX_DESC_LENGTH_L4_FC_LEN_SHIFT = 14 /* 4 BITS */ +}; + +#define I40E_TXD_QW1_TX_BUF_SZ_SHIFT 34 +#define I40E_TXD_QW1_TX_BUF_SZ_MASK (0x3FFFULL << \ + I40E_TXD_QW1_TX_BUF_SZ_SHIFT) + +#define I40E_TXD_QW1_L2TAG1_SHIFT 48 +#define I40E_TXD_QW1_L2TAG1_MASK (0xFFFFULL << I40E_TXD_QW1_L2TAG1_SHIFT) + +/* Context descriptors */ +struct i40e_tx_context_desc { + __le32 tunneling_params; + __le16 l2tag2; + __le16 rsvd; + __le64 type_cmd_tso_mss; +}; + +#define I40E_TXD_CTX_QW1_CMD_SHIFT 4 +#define I40E_TXD_CTX_QW1_CMD_MASK (0xFFFFUL << I40E_TXD_CTX_QW1_CMD_SHIFT) + +enum i40e_tx_ctx_desc_cmd_bits { + I40E_TX_CTX_DESC_TSO = 0x01, + I40E_TX_CTX_DESC_TSYN = 0x02, + I40E_TX_CTX_DESC_IL2TAG2 = 0x04, + I40E_TX_CTX_DESC_IL2TAG2_IL2H = 0x08, + I40E_TX_CTX_DESC_SWTCH_NOTAG = 0x00, + I40E_TX_CTX_DESC_SWTCH_UPLINK = 0x10, + I40E_TX_CTX_DESC_SWTCH_LOCAL = 0x20, + I40E_TX_CTX_DESC_SWTCH_VSI = 0x30, + I40E_TX_CTX_DESC_SWPE = 0x40 +}; + +#define I40E_TXD_CTX_QW1_TSO_LEN_SHIFT 30 +#define I40E_TXD_CTX_QW1_TSO_LEN_MASK (0x3FFFFULL << \ + I40E_TXD_CTX_QW1_TSO_LEN_SHIFT) + +#define I40E_TXD_CTX_QW1_MSS_SHIFT 50 +#define I40E_TXD_CTX_QW1_MSS_MASK (0x3FFFULL << \ + I40E_TXD_CTX_QW1_MSS_SHIFT) + +#define I40E_TXD_CTX_QW1_VSI_SHIFT 50 +#define I40E_TXD_CTX_QW1_VSI_MASK (0x1FFULL << I40E_TXD_CTX_QW1_VSI_SHIFT) + +#define I40E_TXD_CTX_QW0_EXT_IP_SHIFT 0 +#define I40E_TXD_CTX_QW0_EXT_IP_MASK (0x3ULL << \ + I40E_TXD_CTX_QW0_EXT_IP_SHIFT) + +enum i40e_tx_ctx_desc_eipt_offload { + I40E_TX_CTX_EXT_IP_NONE = 0x0, + I40E_TX_CTX_EXT_IP_IPV6 = 0x1, + I40E_TX_CTX_EXT_IP_IPV4_NO_CSUM = 0x2, + I40E_TX_CTX_EXT_IP_IPV4 = 0x3 +}; + +#define I40E_TXD_CTX_QW0_EXT_IPLEN_SHIFT 2 +#define I40E_TXD_CTX_QW0_EXT_IPLEN_MASK (0x3FULL << \ + I40E_TXD_CTX_QW0_EXT_IPLEN_SHIFT) + +#define I40E_TXD_CTX_QW0_NATT_SHIFT 9 +#define I40E_TXD_CTX_QW0_NATT_MASK (0x3ULL << I40E_TXD_CTX_QW0_NATT_SHIFT) + +#define I40E_TXD_CTX_UDP_TUNNELING BIT_ULL(I40E_TXD_CTX_QW0_NATT_SHIFT) +#define I40E_TXD_CTX_GRE_TUNNELING (0x2ULL << I40E_TXD_CTX_QW0_NATT_SHIFT) + +#define I40E_TXD_CTX_QW0_EIP_NOINC_SHIFT 11 +#define I40E_TXD_CTX_QW0_EIP_NOINC_MASK \ + BIT_ULL(I40E_TXD_CTX_QW0_EIP_NOINC_SHIFT) + +#define I40E_TXD_CTX_EIP_NOINC_IPID_CONST I40E_TXD_CTX_QW0_EIP_NOINC_MASK + +#define I40E_TXD_CTX_QW0_NATLEN_SHIFT 12 +#define I40E_TXD_CTX_QW0_NATLEN_MASK (0X7FULL << \ + I40E_TXD_CTX_QW0_NATLEN_SHIFT) + +#define I40E_TXD_CTX_QW0_DECTTL_SHIFT 19 +#define I40E_TXD_CTX_QW0_DECTTL_MASK (0xFULL << \ + I40E_TXD_CTX_QW0_DECTTL_SHIFT) + +#define I40E_TXD_CTX_QW0_L4T_CS_SHIFT 23 +#define I40E_TXD_CTX_QW0_L4T_CS_MASK BIT_ULL(I40E_TXD_CTX_QW0_L4T_CS_SHIFT) + +/* Packet Classifier Types for filters */ +enum i40e_filter_pctype { + /* Note: Values 0-28 are reserved for future use. + * Value 29, 30, 32 are not supported on XL710 and X710. + */ + I40E_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP = 29, + I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV4_UDP = 30, + I40E_FILTER_PCTYPE_NONF_IPV4_UDP = 31, + I40E_FILTER_PCTYPE_NONF_IPV4_TCP_SYN_NO_ACK = 32, + I40E_FILTER_PCTYPE_NONF_IPV4_TCP = 33, + I40E_FILTER_PCTYPE_NONF_IPV4_SCTP = 34, + I40E_FILTER_PCTYPE_NONF_IPV4_OTHER = 35, + I40E_FILTER_PCTYPE_FRAG_IPV4 = 36, + /* Note: Values 37-38 are reserved for future use. + * Value 39, 40, 42 are not supported on XL710 and X710. + */ + I40E_FILTER_PCTYPE_NONF_UNICAST_IPV6_UDP = 39, + I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV6_UDP = 40, + I40E_FILTER_PCTYPE_NONF_IPV6_UDP = 41, + I40E_FILTER_PCTYPE_NONF_IPV6_TCP_SYN_NO_ACK = 42, + I40E_FILTER_PCTYPE_NONF_IPV6_TCP = 43, + I40E_FILTER_PCTYPE_NONF_IPV6_SCTP = 44, + I40E_FILTER_PCTYPE_NONF_IPV6_OTHER = 45, + I40E_FILTER_PCTYPE_FRAG_IPV6 = 46, + /* Note: Value 47 is reserved for future use */ + I40E_FILTER_PCTYPE_FCOE_OX = 48, + I40E_FILTER_PCTYPE_FCOE_RX = 49, + I40E_FILTER_PCTYPE_FCOE_OTHER = 50, + /* Note: Values 51-62 are reserved for future use */ + I40E_FILTER_PCTYPE_L2_PAYLOAD = 63, +}; + + +struct i40e_vsi_context { + u16 seid; + u16 uplink_seid; + u16 vsi_number; + u16 vsis_allocated; + u16 vsis_unallocated; + u16 flags; + u8 pf_num; + u8 vf_num; + u8 connection_type; + struct i40e_aqc_vsi_properties_data info; +}; + +struct i40e_veb_context { + u16 seid; + u16 uplink_seid; + u16 veb_number; + u16 vebs_allocated; + u16 vebs_unallocated; + u16 flags; + struct i40e_aqc_get_veb_parameters_completion info; +}; + +/* Statistics collected by each port, VSI, VEB, and S-channel */ +struct i40e_eth_stats { + u64 rx_bytes; /* gorc */ + u64 rx_unicast; /* uprc */ + u64 rx_multicast; /* mprc */ + u64 rx_broadcast; /* bprc */ + u64 rx_discards; /* rdpc */ + u64 rx_unknown_protocol; /* rupp */ + u64 tx_bytes; /* gotc */ + u64 tx_unicast; /* uptc */ + u64 tx_multicast; /* mptc */ + u64 tx_broadcast; /* bptc */ + u64 tx_discards; /* tdpc */ + u64 tx_errors; /* tepc */ +}; +#endif /* _I40E_TYPE_H_ */ diff --git a/drivers/net/ethernet/intel/i40evf/i40evf.h b/drivers/net/ethernet/intel/iavf/i40evf.h index 96e537a35000..96e537a35000 100644 --- a/drivers/net/ethernet/intel/i40evf/i40evf.h +++ b/drivers/net/ethernet/intel/iavf/i40evf.h diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_client.c b/drivers/net/ethernet/intel/iavf/i40evf_client.c index 3cc9d60d0d72..3cc9d60d0d72 100644 --- a/drivers/net/ethernet/intel/i40evf/i40evf_client.c +++ b/drivers/net/ethernet/intel/iavf/i40evf_client.c diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_client.h b/drivers/net/ethernet/intel/iavf/i40evf_client.h index 5585f362048a..5585f362048a 100644 --- a/drivers/net/ethernet/intel/i40evf/i40evf_client.h +++ b/drivers/net/ethernet/intel/iavf/i40evf_client.h diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_ethtool.c b/drivers/net/ethernet/intel/iavf/i40evf_ethtool.c index 69efe0aec76a..69efe0aec76a 100644 --- a/drivers/net/ethernet/intel/i40evf/i40evf_ethtool.c +++ b/drivers/net/ethernet/intel/iavf/i40evf_ethtool.c diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_main.c b/drivers/net/ethernet/intel/iavf/i40evf_main.c index f50c19b83368..60c2e5df5827 100644 --- a/drivers/net/ethernet/intel/i40evf/i40evf_main.c +++ b/drivers/net/ethernet/intel/iavf/i40evf_main.c @@ -17,20 +17,20 @@ static int i40evf_close(struct net_device *netdev); char i40evf_driver_name[] = "i40evf"; static const char i40evf_driver_string[] = - "Intel(R) 40-10 Gigabit Virtual Function Network Driver"; + "Intel(R) Ethernet Adaptive Virtual Function Network Driver"; #define DRV_KERN "-k" #define DRV_VERSION_MAJOR 3 #define DRV_VERSION_MINOR 2 -#define DRV_VERSION_BUILD 2 +#define DRV_VERSION_BUILD 3 #define DRV_VERSION __stringify(DRV_VERSION_MAJOR) "." \ __stringify(DRV_VERSION_MINOR) "." \ __stringify(DRV_VERSION_BUILD) \ DRV_KERN const char i40evf_driver_version[] = DRV_VERSION; static const char i40evf_copyright[] = - "Copyright (c) 2013 - 2015 Intel Corporation."; + "Copyright (c) 2013 - 2018 Intel Corporation."; /* i40evf_pci_tbl - PCI Device ID Table * @@ -51,6 +51,7 @@ static const struct pci_device_id i40evf_pci_tbl[] = { MODULE_DEVICE_TABLE(pci, i40evf_pci_tbl); +MODULE_ALIAS("i40evf"); MODULE_AUTHOR("Intel Corporation, <linux.nics@intel.com>"); MODULE_DESCRIPTION("Intel(R) XL710 X710 Virtual Function Network Driver"); MODULE_LICENSE("GPL"); @@ -2058,7 +2059,7 @@ static void i40evf_adminq_task(struct work_struct *work) /* check for error indications */ val = rd32(hw, hw->aq.arq.len); - if (val == 0xdeadbeef) /* indicates device in reset */ + if (val == 0xdeadbeef || val == 0xffffffff) /* device in reset */ goto freedom; oldval = val; if (val & I40E_VF_ARQLEN1_ARQVFE_MASK) { @@ -3185,7 +3186,8 @@ static netdev_features_t i40evf_fix_features(struct net_device *netdev, { struct i40evf_adapter *adapter = netdev_priv(netdev); - if (!(adapter->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_VLAN)) + if (adapter->vf_res && + !(adapter->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_VLAN)) features &= ~(NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_CTAG_RX | NETIF_F_HW_VLAN_CTAG_FILTER); @@ -3735,6 +3737,7 @@ static int i40evf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) err_ioremap: free_netdev(netdev); err_alloc_etherdev: + pci_disable_pcie_error_reporting(pdev); pci_release_regions(pdev); err_pci_reg: err_dma: diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_virtchnl.c b/drivers/net/ethernet/intel/iavf/i40evf_virtchnl.c index 94dabc9d89f7..6579dabab78c 100644 --- a/drivers/net/ethernet/intel/i40evf/i40evf_virtchnl.c +++ b/drivers/net/ethernet/intel/iavf/i40evf_virtchnl.c @@ -1362,8 +1362,15 @@ void i40evf_virtchnl_completion(struct i40evf_adapter *adapter, memcpy(adapter->vf_res, msg, min(msglen, len)); i40evf_validate_num_queues(adapter); i40e_vf_parse_hw_config(&adapter->hw, adapter->vf_res); - /* restore current mac address */ - ether_addr_copy(adapter->hw.mac.addr, netdev->dev_addr); + if (is_zero_ether_addr(adapter->hw.mac.addr)) { + /* restore current mac address */ + ether_addr_copy(adapter->hw.mac.addr, netdev->dev_addr); + } else { + /* refresh current mac address if changed */ + ether_addr_copy(netdev->dev_addr, adapter->hw.mac.addr); + ether_addr_copy(netdev->perm_addr, + adapter->hw.mac.addr); + } i40evf_process_config(adapter); } break; diff --git a/drivers/net/ethernet/intel/ice/ice_controlq.h b/drivers/net/ethernet/intel/ice/ice_controlq.h index 0f2cdb06e6ef..7960f0e4d872 100644 --- a/drivers/net/ethernet/intel/ice/ice_controlq.h +++ b/drivers/net/ethernet/intel/ice/ice_controlq.h @@ -30,8 +30,8 @@ enum ice_ctl_q { ICE_CTL_Q_ADMIN, }; -/* Control Queue timeout settings - max delay 250ms */ -#define ICE_CTL_Q_SQ_CMD_TIMEOUT 2500 /* Count 2500 times */ +/* Control Queue timeout settings - max delay 1s */ +#define ICE_CTL_Q_SQ_CMD_TIMEOUT 10000 /* Count 10000 times */ #define ICE_CTL_Q_SQ_CMD_USEC 100 /* Check every 100usec */ struct ice_ctl_q_ring { diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c index 00c833cd2b3a..e513c46bd0f6 100644 --- a/drivers/net/ethernet/intel/ice/ice_main.c +++ b/drivers/net/ethernet/intel/ice/ice_main.c @@ -4404,6 +4404,9 @@ static int ice_up_complete(struct ice_vsi *vsi) netif_carrier_on(vsi->netdev); } + /* clear this now, and the first stats read will be used as baseline */ + vsi->stat_offsets_loaded = false; + ice_service_task_schedule(pf); return err; diff --git a/drivers/net/ethernet/intel/ice/ice_type.h b/drivers/net/ethernet/intel/ice/ice_type.h index 5ca9d684429d..8105f11f0199 100644 --- a/drivers/net/ethernet/intel/ice/ice_type.h +++ b/drivers/net/ethernet/intel/ice/ice_type.h @@ -41,7 +41,7 @@ enum ice_aq_res_ids { /* FW update timeout definitions are in milliseconds */ #define ICE_NVM_TIMEOUT 180000 #define ICE_CHANGE_LOCK_TIMEOUT 1000 -#define ICE_GLOBAL_CFG_LOCK_TIMEOUT 3000 +#define ICE_GLOBAL_CFG_LOCK_TIMEOUT 5000 enum ice_aq_res_access_type { ICE_RES_READ = 1, diff --git a/drivers/net/ethernet/intel/igb/e1000_mac.c b/drivers/net/ethernet/intel/igb/e1000_mac.c index 79ee0a747260..4e69cb2c025f 100644 --- a/drivers/net/ethernet/intel/igb/e1000_mac.c +++ b/drivers/net/ethernet/intel/igb/e1000_mac.c @@ -425,7 +425,7 @@ void igb_mta_set(struct e1000_hw *hw, u32 hash_value) static u32 igb_hash_mc_addr(struct e1000_hw *hw, u8 *mc_addr) { u32 hash_value, hash_mask; - u8 bit_shift = 0; + u8 bit_shift = 1; /* Register count multiplied by bits per register */ hash_mask = (hw->mac.mta_reg_count * 32) - 1; @@ -433,7 +433,7 @@ static u32 igb_hash_mc_addr(struct e1000_hw *hw, u8 *mc_addr) /* For a mc_filter_type of 0, bit_shift is the number of left-shifts * where 0xFF would still fall within the hash mask. */ - while (hash_mask >> bit_shift != 0xFF) + while (hash_mask >> bit_shift != 0xFF && bit_shift < 4) bit_shift++; /* The portion of the address that is used for the hash table diff --git a/drivers/net/ethernet/intel/igb/igb.h b/drivers/net/ethernet/intel/igb/igb.h index ca54e268d157..e6d99759d95a 100644 --- a/drivers/net/ethernet/intel/igb/igb.h +++ b/drivers/net/ethernet/intel/igb/igb.h @@ -32,11 +32,11 @@ struct igb_adapter; /* TX/RX descriptor defines */ #define IGB_DEFAULT_TXD 256 #define IGB_DEFAULT_TX_WORK 128 -#define IGB_MIN_TXD 80 +#define IGB_MIN_TXD 64 #define IGB_MAX_TXD 4096 #define IGB_DEFAULT_RXD 256 -#define IGB_MIN_RXD 80 +#define IGB_MIN_RXD 64 #define IGB_MAX_RXD 4096 #define IGB_DEFAULT_ITR 3 /* dynamic */ @@ -594,6 +594,8 @@ struct igb_adapter { struct igb_mac_addr *mac_table; struct vf_mac_filter vf_macs; struct vf_mac_filter *vf_mac_list; + /* lock for VF resources */ + spinlock_t vfs_lock; }; /* flags controlling PTP/1588 function */ diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c index 2e17625e6c35..f714c85c36c5 100644 --- a/drivers/net/ethernet/intel/igb/igb_ethtool.c +++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c @@ -811,6 +811,8 @@ static int igb_set_eeprom(struct net_device *netdev, */ ret_val = hw->nvm.ops.read(hw, last_word, 1, &eeprom_buff[last_word - first_word]); + if (ret_val) + goto out; } /* Device's eeprom is always little-endian, word addressable */ @@ -830,6 +832,7 @@ static int igb_set_eeprom(struct net_device *netdev, hw->nvm.ops.update(hw); igb_set_fw_version(adapter); +out: kfree(eeprom_buff); return ret_val; } @@ -1399,6 +1402,8 @@ static int igb_intr_test(struct igb_adapter *adapter, u64 *data) *data = 1; return -1; } + wr32(E1000_IVAR_MISC, E1000_IVAR_VALID << 8); + wr32(E1000_EIMS, BIT(0)); } else if (adapter->flags & IGB_FLAG_HAS_MSI) { shared_int = false; if (request_irq(irq, @@ -2989,11 +2994,15 @@ static int igb_add_ethtool_nfc_entry(struct igb_adapter *adapter, if (err) goto err_out_w_lock; - igb_update_ethtool_nfc_entry(adapter, input, input->sw_idx); + err = igb_update_ethtool_nfc_entry(adapter, input, input->sw_idx); + if (err) + goto err_out_input_filter; spin_unlock(&adapter->nfc_lock); return 0; +err_out_input_filter: + igb_erase_filter(adapter, input); err_out_w_lock: spin_unlock(&adapter->nfc_lock); err_out: diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index d85eb80d8249..00d8f1e8177e 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -938,6 +938,7 @@ static void igb_configure_msix(struct igb_adapter *adapter) **/ static int igb_request_msix(struct igb_adapter *adapter) { + unsigned int num_q_vectors = adapter->num_q_vectors; struct net_device *netdev = adapter->netdev; int i, err = 0, vector = 0, free_vector = 0; @@ -946,7 +947,13 @@ static int igb_request_msix(struct igb_adapter *adapter) if (err) goto err_out; - for (i = 0; i < adapter->num_q_vectors; i++) { + if (num_q_vectors > MAX_Q_VECTORS) { + num_q_vectors = MAX_Q_VECTORS; + dev_warn(&adapter->pdev->dev, + "The number of queue vectors (%d) is higher than max allowed (%d)\n", + adapter->num_q_vectors, MAX_Q_VECTORS); + } + for (i = 0; i < num_q_vectors; i++) { struct igb_q_vector *q_vector = adapter->q_vector[i]; vector++; @@ -1204,8 +1211,12 @@ static int igb_alloc_q_vector(struct igb_adapter *adapter, if (!q_vector) { q_vector = kzalloc(size, GFP_KERNEL); } else if (size > ksize(q_vector)) { - kfree_rcu(q_vector, rcu); - q_vector = kzalloc(size, GFP_KERNEL); + struct igb_q_vector *new_q_vector; + + new_q_vector = kzalloc(size, GFP_KERNEL); + if (new_q_vector) + kfree_rcu(q_vector, rcu); + q_vector = new_q_vector; } else { memset(q_vector, 0, size); } @@ -1685,14 +1696,15 @@ static bool is_any_txtime_enabled(struct igb_adapter *adapter) **/ static void igb_config_tx_modes(struct igb_adapter *adapter, int queue) { - struct igb_ring *ring = adapter->tx_ring[queue]; struct net_device *netdev = adapter->netdev; struct e1000_hw *hw = &adapter->hw; + struct igb_ring *ring; u32 tqavcc, tqavctrl; u16 value; WARN_ON(hw->mac.type != e1000_i210); WARN_ON(queue < 0 || queue > 1); + ring = adapter->tx_ring[queue]; /* If any of the Qav features is enabled, configure queues as SR and * with HIGH PRIO. If none is, then configure them with LOW PRIO and @@ -3495,6 +3507,7 @@ err_sw_init: err_ioremap: free_netdev(netdev); err_alloc_etherdev: + pci_disable_pcie_error_reporting(pdev); pci_release_mem_regions(pdev); err_pci_reg: err_dma: @@ -3508,6 +3521,7 @@ static int igb_disable_sriov(struct pci_dev *pdev) struct net_device *netdev = pci_get_drvdata(pdev); struct igb_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; + unsigned long flags; /* reclaim resources allocated to VFs */ if (adapter->vf_data) { @@ -3520,12 +3534,13 @@ static int igb_disable_sriov(struct pci_dev *pdev) pci_disable_sriov(pdev); msleep(500); } - + spin_lock_irqsave(&adapter->vfs_lock, flags); kfree(adapter->vf_mac_list); adapter->vf_mac_list = NULL; kfree(adapter->vf_data); adapter->vf_data = NULL; adapter->vfs_allocated_count = 0; + spin_unlock_irqrestore(&adapter->vfs_lock, flags); wr32(E1000_IOVCTL, E1000_IOVCTL_REUSE_VFQ); wrfl(); msleep(100); @@ -3721,8 +3736,9 @@ static void igb_probe_vfs(struct igb_adapter *adapter) struct pci_dev *pdev = adapter->pdev; struct e1000_hw *hw = &adapter->hw; - /* Virtualization features not supported on i210 family. */ - if ((hw->mac.type == e1000_i210) || (hw->mac.type == e1000_i211)) + /* Virtualization features not supported on i210 and 82580 family. */ + if ((hw->mac.type == e1000_i210) || (hw->mac.type == e1000_i211) || + (hw->mac.type == e1000_82580)) return; /* Of the below we really only want the effect of getting @@ -3846,6 +3862,9 @@ static int igb_sw_init(struct igb_adapter *adapter) spin_lock_init(&adapter->nfc_lock); spin_lock_init(&adapter->stats64_lock); + + /* init spinlock to avoid concurrency of VF resources */ + spin_lock_init(&adapter->vfs_lock); #ifdef CONFIG_PCI_IOV switch (hw->mac.type) { case e1000_82576: @@ -4561,6 +4580,10 @@ void igb_configure_rx_ring(struct igb_adapter *adapter, static void igb_set_rx_buffer_len(struct igb_adapter *adapter, struct igb_ring *rx_ring) { +#if (PAGE_SIZE < 8192) + struct e1000_hw *hw = &adapter->hw; +#endif + /* set build_skb and buffer size flags */ clear_ring_build_skb_enabled(rx_ring); clear_ring_uses_large_buffer(rx_ring); @@ -4571,10 +4594,9 @@ static void igb_set_rx_buffer_len(struct igb_adapter *adapter, set_ring_build_skb_enabled(rx_ring); #if (PAGE_SIZE < 8192) - if (adapter->max_frame_size <= IGB_MAX_FRAME_BUILD_SKB) - return; - - set_ring_uses_large_buffer(rx_ring); + if (adapter->max_frame_size > IGB_MAX_FRAME_BUILD_SKB || + rd32(E1000_RCTL) & E1000_RCTL_SBP) + set_ring_uses_large_buffer(rx_ring); #endif } @@ -4684,6 +4706,8 @@ static void igb_clean_tx_ring(struct igb_ring *tx_ring) DMA_TO_DEVICE); } + tx_buffer->next_to_watch = NULL; + /* move us one more past the eop_desc for start of next pkt */ tx_buffer++; i++; @@ -5335,7 +5359,8 @@ static void igb_watchdog_task(struct work_struct *work) break; } - if (adapter->link_speed != SPEED_1000) + if (adapter->link_speed != SPEED_1000 || + !hw->phy.ops.read_reg) goto no_wait; /* wait for Remote receiver status OK */ @@ -7146,7 +7171,7 @@ static void igb_vf_reset_msg(struct igb_adapter *adapter, u32 vf) { struct e1000_hw *hw = &adapter->hw; unsigned char *vf_mac = adapter->vf_data[vf].vf_mac_addresses; - u32 reg, msgbuf[3]; + u32 reg, msgbuf[3] = {}; u8 *addr = (u8 *)(&msgbuf[1]); /* process all the same items cleared in a function level reset */ @@ -7395,6 +7420,20 @@ static int igb_set_vf_mac_filter(struct igb_adapter *adapter, const int vf, struct vf_mac_filter *entry = NULL; int ret = 0; + if ((vf_data->flags & IGB_VF_FLAG_PF_SET_MAC) && + !vf_data->trusted) { + dev_warn(&pdev->dev, + "VF %d requested MAC filter but is administratively denied\n", + vf); + return -EINVAL; + } + if (!is_valid_ether_addr(addr)) { + dev_warn(&pdev->dev, + "VF %d attempted to set invalid MAC filter\n", + vf); + return -EINVAL; + } + switch (info) { case E1000_VF_MAC_FILTER_CLR: /* remove all unicast MAC filters related to the current VF */ @@ -7408,20 +7447,6 @@ static int igb_set_vf_mac_filter(struct igb_adapter *adapter, const int vf, } break; case E1000_VF_MAC_FILTER_ADD: - if ((vf_data->flags & IGB_VF_FLAG_PF_SET_MAC) && - !vf_data->trusted) { - dev_warn(&pdev->dev, - "VF %d requested MAC filter but is administratively denied\n", - vf); - return -EINVAL; - } - if (!is_valid_ether_addr(addr)) { - dev_warn(&pdev->dev, - "VF %d attempted to set invalid MAC filter\n", - vf); - return -EINVAL; - } - /* try to find empty slot in the list */ list_for_each(pos, &adapter->vf_macs.l) { entry = list_entry(pos, struct vf_mac_filter, l); @@ -7589,8 +7614,10 @@ unlock: static void igb_msg_task(struct igb_adapter *adapter) { struct e1000_hw *hw = &adapter->hw; + unsigned long flags; u32 vf; + spin_lock_irqsave(&adapter->vfs_lock, flags); for (vf = 0; vf < adapter->vfs_allocated_count; vf++) { /* process any reset requests */ if (!igb_check_for_rst(hw, vf)) @@ -7604,6 +7631,7 @@ static void igb_msg_task(struct igb_adapter *adapter) if (!igb_check_for_ack(hw, vf)) igb_rcv_ack_from_vf(adapter, vf); } + spin_unlock_irqrestore(&adapter->vfs_lock, flags); } /** @@ -9035,6 +9063,11 @@ static pci_ers_result_t igb_io_error_detected(struct pci_dev *pdev, struct net_device *netdev = pci_get_drvdata(pdev); struct igb_adapter *adapter = netdev_priv(netdev); + if (state == pci_channel_io_normal) { + dev_warn(&pdev->dev, "Non-correctable non-fatal error reported.\n"); + return PCI_ERS_RESULT_CAN_RECOVER; + } + netif_device_detach(netdev); if (state == pci_channel_io_perm_failure) @@ -9432,11 +9465,10 @@ static void igb_init_dmac(struct igb_adapter *adapter, u32 pba) struct e1000_hw *hw = &adapter->hw; u32 dmac_thr; u16 hwm; + u32 reg; if (hw->mac.type > e1000_82580) { if (adapter->flags & IGB_FLAG_DMAC) { - u32 reg; - /* force threshold to 0. */ wr32(E1000_DMCTXTH, 0); @@ -9469,7 +9501,6 @@ static void igb_init_dmac(struct igb_adapter *adapter, u32 pba) /* Disable BMC-to-OS Watchdog Enable */ if (hw->mac.type != e1000_i354) reg &= ~E1000_DMACR_DC_BMC2OSW_EN; - wr32(E1000_DMACR, reg); /* no lower threshold to disable @@ -9486,12 +9517,12 @@ static void igb_init_dmac(struct igb_adapter *adapter, u32 pba) */ wr32(E1000_DMCTXTH, (IGB_MIN_TXPBSIZE - (IGB_TX_BUF_4096 + adapter->max_frame_size)) >> 6); + } - /* make low power state decision controlled - * by DMA coal - */ + if (hw->mac.type >= e1000_i210 || + (adapter->flags & IGB_FLAG_DMAC)) { reg = rd32(E1000_PCIEMISC); - reg &= ~E1000_PCIEMISC_LX_DECISION; + reg |= E1000_PCIEMISC_LX_DECISION; wr32(E1000_PCIEMISC, reg); } /* endif adapter->dmac is not disabled */ } else if (hw->mac.type == e1000_82580) { diff --git a/drivers/net/ethernet/intel/igb/igb_ptp.c b/drivers/net/ethernet/intel/igb/igb_ptp.c index 29ced6b74d36..be2e743e65de 100644 --- a/drivers/net/ethernet/intel/igb/igb_ptp.c +++ b/drivers/net/ethernet/intel/igb/igb_ptp.c @@ -1181,18 +1181,6 @@ void igb_ptp_init(struct igb_adapter *adapter) return; } - spin_lock_init(&adapter->tmreg_lock); - INIT_WORK(&adapter->ptp_tx_work, igb_ptp_tx_work); - - if (adapter->ptp_flags & IGB_PTP_OVERFLOW_CHECK) - INIT_DELAYED_WORK(&adapter->ptp_overflow_work, - igb_ptp_overflow_check); - - adapter->tstamp_config.rx_filter = HWTSTAMP_FILTER_NONE; - adapter->tstamp_config.tx_type = HWTSTAMP_TX_OFF; - - igb_ptp_reset(adapter); - adapter->ptp_clock = ptp_clock_register(&adapter->ptp_caps, &adapter->pdev->dev); if (IS_ERR(adapter->ptp_clock)) { @@ -1202,6 +1190,18 @@ void igb_ptp_init(struct igb_adapter *adapter) dev_info(&adapter->pdev->dev, "added PHC on %s\n", adapter->netdev->name); adapter->ptp_flags |= IGB_PTP_ENABLED; + + spin_lock_init(&adapter->tmreg_lock); + INIT_WORK(&adapter->ptp_tx_work, igb_ptp_tx_work); + + if (adapter->ptp_flags & IGB_PTP_OVERFLOW_CHECK) + INIT_DELAYED_WORK(&adapter->ptp_overflow_work, + igb_ptp_overflow_check); + + adapter->tstamp_config.rx_filter = HWTSTAMP_FILTER_NONE; + adapter->tstamp_config.tx_type = HWTSTAMP_TX_OFF; + + igb_ptp_reset(adapter); } } diff --git a/drivers/net/ethernet/intel/igbvf/igbvf.h b/drivers/net/ethernet/intel/igbvf/igbvf.h index eee26a3be90b..52545cb25d05 100644 --- a/drivers/net/ethernet/intel/igbvf/igbvf.h +++ b/drivers/net/ethernet/intel/igbvf/igbvf.h @@ -39,11 +39,11 @@ enum latency_range { /* Tx/Rx descriptor defines */ #define IGBVF_DEFAULT_TXD 256 #define IGBVF_MAX_TXD 4096 -#define IGBVF_MIN_TXD 80 +#define IGBVF_MIN_TXD 64 #define IGBVF_DEFAULT_RXD 256 #define IGBVF_MAX_RXD 4096 -#define IGBVF_MIN_RXD 80 +#define IGBVF_MIN_RXD 64 #define IGBVF_MIN_ITR_USECS 10 /* 100000 irq/sec */ #define IGBVF_MAX_ITR_USECS 10000 /* 100 irq/sec */ diff --git a/drivers/net/ethernet/intel/igbvf/netdev.c b/drivers/net/ethernet/intel/igbvf/netdev.c index e0c989ffb2b3..70f5f28bfd9e 100644 --- a/drivers/net/ethernet/intel/igbvf/netdev.c +++ b/drivers/net/ethernet/intel/igbvf/netdev.c @@ -1070,7 +1070,7 @@ static int igbvf_request_msix(struct igbvf_adapter *adapter) igbvf_intr_msix_rx, 0, adapter->rx_ring->name, netdev); if (err) - goto out; + goto free_irq_tx; adapter->rx_ring->itr_register = E1000_EITR(vector); adapter->rx_ring->itr_val = adapter->current_itr; @@ -1079,10 +1079,14 @@ static int igbvf_request_msix(struct igbvf_adapter *adapter) err = request_irq(adapter->msix_entries[vector].vector, igbvf_msix_other, 0, netdev->name, netdev); if (err) - goto out; + goto free_irq_rx; igbvf_configure_msix(adapter); return 0; +free_irq_rx: + free_irq(adapter->msix_entries[--vector].vector, netdev); +free_irq_tx: + free_irq(adapter->msix_entries[--vector].vector, netdev); out: return err; } @@ -2888,6 +2892,7 @@ static int igbvf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) return 0; err_hw_init: + netif_napi_del(&adapter->rx_ring->napi); kfree(adapter->tx_ring); kfree(adapter->rx_ring); err_sw_init: diff --git a/drivers/net/ethernet/intel/igbvf/vf.c b/drivers/net/ethernet/intel/igbvf/vf.c index b8ba3f94c363..a47a2e3e548c 100644 --- a/drivers/net/ethernet/intel/igbvf/vf.c +++ b/drivers/net/ethernet/intel/igbvf/vf.c @@ -1,6 +1,8 @@ // SPDX-License-Identifier: GPL-2.0 /* Copyright(c) 2009 - 2018 Intel Corporation. */ +#include <linux/etherdevice.h> + #include "vf.h" static s32 e1000_check_for_link_vf(struct e1000_hw *hw); @@ -131,11 +133,16 @@ static s32 e1000_reset_hw_vf(struct e1000_hw *hw) /* set our "perm_addr" based on info provided by PF */ ret_val = mbx->ops.read_posted(hw, msgbuf, 3); if (!ret_val) { - if (msgbuf[0] == (E1000_VF_RESET | - E1000_VT_MSGTYPE_ACK)) + switch (msgbuf[0]) { + case E1000_VF_RESET | E1000_VT_MSGTYPE_ACK: memcpy(hw->mac.perm_addr, addr, ETH_ALEN); - else + break; + case E1000_VF_RESET | E1000_VT_MSGTYPE_NACK: + eth_zero_addr(hw->mac.perm_addr); + break; + default: ret_val = -E1000_ERR_MAC_INIT; + } } } diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c index 8829bd95d0d3..3d361557a63a 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c @@ -2539,6 +2539,14 @@ static int ixgbe_get_rss_hash_opts(struct ixgbe_adapter *adapter, return 0; } +static int ixgbe_rss_indir_tbl_max(struct ixgbe_adapter *adapter) +{ + if (adapter->hw.mac.type < ixgbe_mac_X550) + return 16; + else + return 64; +} + static int ixgbe_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd, u32 *rule_locs) { @@ -2547,7 +2555,8 @@ static int ixgbe_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd, switch (cmd->cmd) { case ETHTOOL_GRXRINGS: - cmd->data = adapter->num_rx_queues; + cmd->data = min_t(int, adapter->num_rx_queues, + ixgbe_rss_indir_tbl_max(adapter)); ret = 0; break; case ETHTOOL_GRXCLSRLCNT: @@ -2949,14 +2958,6 @@ static int ixgbe_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd) return ret; } -static int ixgbe_rss_indir_tbl_max(struct ixgbe_adapter *adapter) -{ - if (adapter->hw.mac.type < ixgbe_mac_X550) - return 16; - else - return 64; -} - static u32 ixgbe_get_rxfh_key_size(struct net_device *netdev) { return IXGBE_RSS_KEY_SIZE; @@ -3005,8 +3006,8 @@ static int ixgbe_set_rxfh(struct net_device *netdev, const u32 *indir, int i; u32 reta_entries = ixgbe_rss_indir_tbl_entries(adapter); - if (hfunc) - return -EINVAL; + if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) + return -EOPNOTSUPP; /* Fill out the redirection table */ if (indir) { diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 4243ff4ec4b1..ef92438e4e6d 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -1823,7 +1823,8 @@ static void ixgbe_dma_sync_frag(struct ixgbe_ring *rx_ring, struct sk_buff *skb) { if (ring_uses_build_skb(rx_ring)) { - unsigned long offset = (unsigned long)(skb->data) & ~PAGE_MASK; + unsigned long mask = (unsigned long)ixgbe_rx_pg_size(rx_ring) - 1; + unsigned long offset = (unsigned long)(skb->data) & mask; dma_sync_single_range_for_cpu(rx_ring->dev, IXGBE_CB(skb)->dma, @@ -1943,7 +1944,8 @@ static inline bool ixgbe_page_is_reserved(struct page *page) return (page_to_nid(page) != numa_mem_id()) || page_is_pfmemalloc(page); } -static bool ixgbe_can_reuse_rx_page(struct ixgbe_rx_buffer *rx_buffer) +static bool ixgbe_can_reuse_rx_page(struct ixgbe_rx_buffer *rx_buffer, + int rx_buffer_pgcnt) { unsigned int pagecnt_bias = rx_buffer->pagecnt_bias; struct page *page = rx_buffer->page; @@ -1954,7 +1956,7 @@ static bool ixgbe_can_reuse_rx_page(struct ixgbe_rx_buffer *rx_buffer) #if (PAGE_SIZE < 8192) /* if we are only owner of page we can reuse it */ - if (unlikely((page_ref_count(page) - pagecnt_bias) > 1)) + if (unlikely((rx_buffer_pgcnt - pagecnt_bias) > 1)) return false; #else /* The last offset is a bit aggressive in that we assume the @@ -2019,11 +2021,18 @@ static void ixgbe_add_rx_frag(struct ixgbe_ring *rx_ring, static struct ixgbe_rx_buffer *ixgbe_get_rx_buffer(struct ixgbe_ring *rx_ring, union ixgbe_adv_rx_desc *rx_desc, struct sk_buff **skb, - const unsigned int size) + const unsigned int size, + int *rx_buffer_pgcnt) { struct ixgbe_rx_buffer *rx_buffer; rx_buffer = &rx_ring->rx_buffer_info[rx_ring->next_to_clean]; + *rx_buffer_pgcnt = +#if (PAGE_SIZE < 8192) + page_count(rx_buffer->page); +#else + 0; +#endif prefetchw(rx_buffer->page); *skb = rx_buffer->skb; @@ -2053,9 +2062,10 @@ skip_sync: static void ixgbe_put_rx_buffer(struct ixgbe_ring *rx_ring, struct ixgbe_rx_buffer *rx_buffer, - struct sk_buff *skb) + struct sk_buff *skb, + int rx_buffer_pgcnt) { - if (ixgbe_can_reuse_rx_page(rx_buffer)) { + if (ixgbe_can_reuse_rx_page(rx_buffer, rx_buffer_pgcnt)) { /* hand second half of page back to the ring */ ixgbe_reuse_rx_page(rx_ring, rx_buffer); } else { @@ -2299,6 +2309,7 @@ static int ixgbe_clean_rx_irq(struct ixgbe_q_vector *q_vector, union ixgbe_adv_rx_desc *rx_desc; struct ixgbe_rx_buffer *rx_buffer; struct sk_buff *skb; + int rx_buffer_pgcnt; unsigned int size; /* return some buffers to hardware, one at a time is too slow */ @@ -2318,7 +2329,7 @@ static int ixgbe_clean_rx_irq(struct ixgbe_q_vector *q_vector, */ dma_rmb(); - rx_buffer = ixgbe_get_rx_buffer(rx_ring, rx_desc, &skb, size); + rx_buffer = ixgbe_get_rx_buffer(rx_ring, rx_desc, &skb, size, &rx_buffer_pgcnt); /* retrieve a buffer from the ring */ if (!skb) { @@ -2360,7 +2371,7 @@ static int ixgbe_clean_rx_irq(struct ixgbe_q_vector *q_vector, break; } - ixgbe_put_rx_buffer(rx_ring, rx_buffer, skb); + ixgbe_put_rx_buffer(rx_ring, rx_buffer, skb, rx_buffer_pgcnt); cleaned_count++; /* place incomplete frames back on ring for completion */ @@ -9477,8 +9488,10 @@ static int ixgbe_configure_clsu32(struct ixgbe_adapter *adapter, ixgbe_atr_compute_perfect_hash_82599(&input->filter, mask); err = ixgbe_fdir_write_perfect_filter_82599(hw, &input->filter, input->sw_idx, queue); - if (!err) - ixgbe_update_ethtool_fdir_entry(adapter, input, input->sw_idx); + if (err) + goto err_out_w_lock; + + ixgbe_update_ethtool_fdir_entry(adapter, input, input->sw_idx); spin_unlock(&adapter->fdir_perfect_lock); if ((uhtid != 0x800) && (adapter->jump_tables[uhtid])) @@ -10913,6 +10926,7 @@ err_ioremap: disable_dev = !test_and_set_bit(__IXGBE_DISABLED, &adapter->state); free_netdev(netdev); err_alloc_etherdev: + pci_disable_pcie_error_reporting(pdev); pci_release_mem_regions(pdev); err_pci_reg: err_dma: diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c index b3e0d8bb5cbd..9c0e0ccbbe3c 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c @@ -844,6 +844,7 @@ static int ixgbe_ptp_set_timestamp_mode(struct ixgbe_adapter *adapter, u32 tsync_tx_ctl = IXGBE_TSYNCTXCTL_ENABLED; u32 tsync_rx_ctl = IXGBE_TSYNCRXCTL_ENABLED; u32 tsync_rx_mtrl = PTP_EV_PORT << 16; + u32 aflags = adapter->flags; bool is_l2 = false; u32 regval; @@ -864,20 +865,20 @@ static int ixgbe_ptp_set_timestamp_mode(struct ixgbe_adapter *adapter, case HWTSTAMP_FILTER_NONE: tsync_rx_ctl = 0; tsync_rx_mtrl = 0; - adapter->flags &= ~(IXGBE_FLAG_RX_HWTSTAMP_ENABLED | - IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER); + aflags &= ~(IXGBE_FLAG_RX_HWTSTAMP_ENABLED | + IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER); break; case HWTSTAMP_FILTER_PTP_V1_L4_SYNC: tsync_rx_ctl |= IXGBE_TSYNCRXCTL_TYPE_L4_V1; tsync_rx_mtrl |= IXGBE_RXMTRL_V1_SYNC_MSG; - adapter->flags |= (IXGBE_FLAG_RX_HWTSTAMP_ENABLED | - IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER); + aflags |= (IXGBE_FLAG_RX_HWTSTAMP_ENABLED | + IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER); break; case HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ: tsync_rx_ctl |= IXGBE_TSYNCRXCTL_TYPE_L4_V1; tsync_rx_mtrl |= IXGBE_RXMTRL_V1_DELAY_REQ_MSG; - adapter->flags |= (IXGBE_FLAG_RX_HWTSTAMP_ENABLED | - IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER); + aflags |= (IXGBE_FLAG_RX_HWTSTAMP_ENABLED | + IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER); break; case HWTSTAMP_FILTER_PTP_V2_EVENT: case HWTSTAMP_FILTER_PTP_V2_L2_EVENT: @@ -891,8 +892,8 @@ static int ixgbe_ptp_set_timestamp_mode(struct ixgbe_adapter *adapter, tsync_rx_ctl |= IXGBE_TSYNCRXCTL_TYPE_EVENT_V2; is_l2 = true; config->rx_filter = HWTSTAMP_FILTER_PTP_V2_EVENT; - adapter->flags |= (IXGBE_FLAG_RX_HWTSTAMP_ENABLED | - IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER); + aflags |= (IXGBE_FLAG_RX_HWTSTAMP_ENABLED | + IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER); break; case HWTSTAMP_FILTER_PTP_V1_L4_EVENT: case HWTSTAMP_FILTER_NTP_ALL: @@ -903,7 +904,7 @@ static int ixgbe_ptp_set_timestamp_mode(struct ixgbe_adapter *adapter, if (hw->mac.type >= ixgbe_mac_X550) { tsync_rx_ctl |= IXGBE_TSYNCRXCTL_TYPE_ALL; config->rx_filter = HWTSTAMP_FILTER_ALL; - adapter->flags |= IXGBE_FLAG_RX_HWTSTAMP_ENABLED; + aflags |= IXGBE_FLAG_RX_HWTSTAMP_ENABLED; break; } /* fall through */ @@ -914,8 +915,6 @@ static int ixgbe_ptp_set_timestamp_mode(struct ixgbe_adapter *adapter, * Delay_Req messages and hardware does not support * timestamping all packets => return error */ - adapter->flags &= ~(IXGBE_FLAG_RX_HWTSTAMP_ENABLED | - IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER); config->rx_filter = HWTSTAMP_FILTER_NONE; return -ERANGE; } @@ -947,8 +946,8 @@ static int ixgbe_ptp_set_timestamp_mode(struct ixgbe_adapter *adapter, IXGBE_TSYNCRXCTL_TYPE_ALL | IXGBE_TSYNCRXCTL_TSIP_UT_EN; config->rx_filter = HWTSTAMP_FILTER_ALL; - adapter->flags |= IXGBE_FLAG_RX_HWTSTAMP_ENABLED; - adapter->flags &= ~IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER; + aflags |= IXGBE_FLAG_RX_HWTSTAMP_ENABLED; + aflags &= ~IXGBE_FLAG_RX_HWTSTAMP_IN_REGISTER; is_l2 = true; break; default: @@ -981,6 +980,9 @@ static int ixgbe_ptp_set_timestamp_mode(struct ixgbe_adapter *adapter, IXGBE_WRITE_FLUSH(hw); + /* configure adapter flags only when HW is actually configured */ + adapter->flags = aflags; + /* clear TX/RX time stamp registers, just to be sure */ ixgbe_ptp_clear_tx_timestamp(adapter); IXGBE_READ_REG(hw, IXGBE_RXSTMPH); @@ -1066,7 +1068,6 @@ void ixgbe_ptp_start_cyclecounter(struct ixgbe_adapter *adapter) struct cyclecounter cc; unsigned long flags; u32 incval = 0; - u32 tsauxc = 0; u32 fuse0 = 0; /* For some of the boards below this mask is technically incorrect. @@ -1101,18 +1102,6 @@ void ixgbe_ptp_start_cyclecounter(struct ixgbe_adapter *adapter) case ixgbe_mac_x550em_a: case ixgbe_mac_X550: cc.read = ixgbe_ptp_read_X550; - - /* enable SYSTIME counter */ - IXGBE_WRITE_REG(hw, IXGBE_SYSTIMR, 0); - IXGBE_WRITE_REG(hw, IXGBE_SYSTIML, 0); - IXGBE_WRITE_REG(hw, IXGBE_SYSTIMH, 0); - tsauxc = IXGBE_READ_REG(hw, IXGBE_TSAUXC); - IXGBE_WRITE_REG(hw, IXGBE_TSAUXC, - tsauxc & ~IXGBE_TSAUXC_DISABLE_SYSTIME); - IXGBE_WRITE_REG(hw, IXGBE_TSIM, IXGBE_TSIM_TXTS); - IXGBE_WRITE_REG(hw, IXGBE_EIMS, IXGBE_EIMS_TIMESYNC); - - IXGBE_WRITE_FLUSH(hw); break; case ixgbe_mac_X540: cc.read = ixgbe_ptp_read_82599; @@ -1145,6 +1134,50 @@ void ixgbe_ptp_start_cyclecounter(struct ixgbe_adapter *adapter) } /** + * ixgbe_ptp_init_systime - Initialize SYSTIME registers + * @adapter: the ixgbe private board structure + * + * Initialize and start the SYSTIME registers. + */ +static void ixgbe_ptp_init_systime(struct ixgbe_adapter *adapter) +{ + struct ixgbe_hw *hw = &adapter->hw; + u32 tsauxc; + + switch (hw->mac.type) { + case ixgbe_mac_X550EM_x: + case ixgbe_mac_x550em_a: + case ixgbe_mac_X550: + tsauxc = IXGBE_READ_REG(hw, IXGBE_TSAUXC); + + /* Reset SYSTIME registers to 0 */ + IXGBE_WRITE_REG(hw, IXGBE_SYSTIMR, 0); + IXGBE_WRITE_REG(hw, IXGBE_SYSTIML, 0); + IXGBE_WRITE_REG(hw, IXGBE_SYSTIMH, 0); + + /* Reset interrupt settings */ + IXGBE_WRITE_REG(hw, IXGBE_TSIM, IXGBE_TSIM_TXTS); + IXGBE_WRITE_REG(hw, IXGBE_EIMS, IXGBE_EIMS_TIMESYNC); + + /* Activate the SYSTIME counter */ + IXGBE_WRITE_REG(hw, IXGBE_TSAUXC, + tsauxc & ~IXGBE_TSAUXC_DISABLE_SYSTIME); + break; + case ixgbe_mac_X540: + case ixgbe_mac_82599EB: + /* Reset SYSTIME registers to 0 */ + IXGBE_WRITE_REG(hw, IXGBE_SYSTIML, 0); + IXGBE_WRITE_REG(hw, IXGBE_SYSTIMH, 0); + break; + default: + /* Other devices aren't supported */ + return; + }; + + IXGBE_WRITE_FLUSH(hw); +} + +/** * ixgbe_ptp_reset * @adapter: the ixgbe private board structure * @@ -1170,6 +1203,8 @@ void ixgbe_ptp_reset(struct ixgbe_adapter *adapter) ixgbe_ptp_start_cyclecounter(adapter); + ixgbe_ptp_init_systime(adapter); + spin_lock_irqsave(&adapter->tmreg_lock, flags); timecounter_init(&adapter->hw_tc, &adapter->hw_cc, ktime_to_ns(ktime_get_real())); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c index f6ffd9fb2079..9b463ef62be5 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c @@ -28,6 +28,9 @@ static inline void ixgbe_alloc_vf_macvlans(struct ixgbe_adapter *adapter, struct vf_macvlans *mv_list; int num_vf_macvlans, i; + /* Initialize list of VF macvlans */ + INIT_LIST_HEAD(&adapter->vf_mvs.l); + num_vf_macvlans = hw->mac.num_rar_entries - (IXGBE_MAX_PF_MACVLANS + 1 + num_vfs); if (!num_vf_macvlans) @@ -36,8 +39,6 @@ static inline void ixgbe_alloc_vf_macvlans(struct ixgbe_adapter *adapter, mv_list = kcalloc(num_vf_macvlans, sizeof(struct vf_macvlans), GFP_KERNEL); if (mv_list) { - /* Initialize list of VF macvlans */ - INIT_LIST_HEAD(&adapter->vf_mvs.l); for (i = 0; i < num_vf_macvlans; i++) { mv_list[i].vf = -1; mv_list[i].free = true; @@ -467,12 +468,16 @@ static int ixgbe_set_vf_vlan(struct ixgbe_adapter *adapter, int add, int vid, return err; } -static s32 ixgbe_set_vf_lpe(struct ixgbe_adapter *adapter, u32 *msgbuf, u32 vf) +static int ixgbe_set_vf_lpe(struct ixgbe_adapter *adapter, u32 max_frame, u32 vf) { struct ixgbe_hw *hw = &adapter->hw; - int max_frame = msgbuf[1]; u32 max_frs; + if (max_frame < ETH_MIN_MTU || max_frame > IXGBE_MAX_JUMBO_FRAME_SIZE) { + e_err(drv, "VF max_frame %d out of range\n", max_frame); + return -EINVAL; + } + /* * For 82599EB we have to keep all PFs and VFs operating with * the same max_frame value in order to avoid sending an oversize @@ -532,12 +537,6 @@ static s32 ixgbe_set_vf_lpe(struct ixgbe_adapter *adapter, u32 *msgbuf, u32 vf) } } - /* MTU < 68 is an error and causes problems on some kernels */ - if (max_frame > IXGBE_MAX_JUMBO_FRAME_SIZE) { - e_err(drv, "VF max_frame %d out of range\n", max_frame); - return -EINVAL; - } - /* pull current max frame size from hardware */ max_frs = IXGBE_READ_REG(hw, IXGBE_MAXFRS); max_frs &= IXGBE_MHADD_MFS_MASK; @@ -1150,9 +1149,9 @@ static int ixgbe_update_vf_xcast_mode(struct ixgbe_adapter *adapter, switch (xcast_mode) { case IXGBEVF_XCAST_MODE_NONE: - disable = IXGBE_VMOLR_BAM | IXGBE_VMOLR_ROMPE | + disable = IXGBE_VMOLR_ROMPE | IXGBE_VMOLR_MPE | IXGBE_VMOLR_UPE | IXGBE_VMOLR_VPE; - enable = 0; + enable = IXGBE_VMOLR_BAM; break; case IXGBEVF_XCAST_MODE_MULTI: disable = IXGBE_VMOLR_MPE | IXGBE_VMOLR_UPE | IXGBE_VMOLR_VPE; @@ -1174,9 +1173,9 @@ static int ixgbe_update_vf_xcast_mode(struct ixgbe_adapter *adapter, return -EPERM; } - disable = 0; + disable = IXGBE_VMOLR_VPE; enable = IXGBE_VMOLR_BAM | IXGBE_VMOLR_ROMPE | - IXGBE_VMOLR_MPE | IXGBE_VMOLR_UPE | IXGBE_VMOLR_VPE; + IXGBE_VMOLR_MPE | IXGBE_VMOLR_UPE; break; default: return -EOPNOTSUPP; @@ -1240,7 +1239,7 @@ static int ixgbe_rcv_msg_from_vf(struct ixgbe_adapter *adapter, u32 vf) retval = ixgbe_set_vf_vlan_msg(adapter, msgbuf, vf); break; case IXGBE_VF_SET_LPE: - retval = ixgbe_set_vf_lpe(adapter, msgbuf, vf); + retval = ixgbe_set_vf_lpe(adapter, msgbuf[1], vf); break; case IXGBE_VF_SET_MACVLAN: retval = ixgbe_set_vf_macvlan_msg(adapter, msgbuf, vf); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c index 9772016222c3..9277d57c4a70 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c @@ -3391,6 +3391,9 @@ static s32 ixgbe_reset_hw_X550em(struct ixgbe_hw *hw) /* flush pending Tx transactions */ ixgbe_clear_tx_pending(hw); + /* set MDIO speed before talking to the PHY in case it's the 1st time */ + ixgbe_set_mdio_speed(hw); + /* PHY ops must be identified and initialized prior to reset */ status = hw->phy.ops.init(hw); if (status == IXGBE_ERR_SFP_NOT_SUPPORTED || diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index a10756f0b0d8..befb906acb20 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -1071,11 +1071,14 @@ static struct sk_buff *ixgbevf_run_xdp(struct ixgbevf_adapter *adapter, case XDP_TX: xdp_ring = adapter->xdp_ring[rx_ring->queue_index]; result = ixgbevf_xmit_xdp_ring(xdp_ring, xdp); + if (result == IXGBEVF_XDP_CONSUMED) + goto out_failure; break; default: bpf_warn_invalid_xdp_action(act); /* fallthrough */ case XDP_ABORTED: +out_failure: trace_xdp_exception(rx_ring->netdev, xdp_prog, act); /* fallthrough -- handle aborts by dropping packet */ case XDP_DROP: @@ -1961,14 +1964,15 @@ static void ixgbevf_set_rx_buffer_len(struct ixgbevf_adapter *adapter, if (adapter->flags & IXGBEVF_FLAGS_LEGACY_RX) return; - set_ring_build_skb_enabled(rx_ring); + if (PAGE_SIZE < 8192) + if (max_frame > IXGBEVF_MAX_FRAME_BUILD_SKB) + set_ring_uses_large_buffer(rx_ring); - if (PAGE_SIZE < 8192) { - if (max_frame <= IXGBEVF_MAX_FRAME_BUILD_SKB) - return; + /* 82599 can't rely on RXDCTL.RLPML to restrict the size of the frame */ + if (adapter->hw.mac.type == ixgbe_mac_82599_vf && !ring_uses_large_buffer(rx_ring)) + return; - set_ring_uses_large_buffer(rx_ring); - } + set_ring_build_skb_enabled(rx_ring); } /** diff --git a/drivers/net/ethernet/korina.c b/drivers/net/ethernet/korina.c index ae195f8adff5..9f804e2aba35 100644 --- a/drivers/net/ethernet/korina.c +++ b/drivers/net/ethernet/korina.c @@ -219,7 +219,7 @@ static int korina_send_packet(struct sk_buff *skb, struct net_device *dev) dev_kfree_skb_any(skb); spin_unlock_irqrestore(&lp->lock, flags); - return NETDEV_TX_BUSY; + return NETDEV_TX_OK; } } @@ -1113,7 +1113,7 @@ out: return rc; probe_err_register: - kfree(lp->td_ring); + kfree((struct dma_desc *)KSEG0ADDR(lp->td_ring)); probe_err_td_ring: iounmap(lp->tx_dma_regs); probe_err_dma_tx: @@ -1133,6 +1133,7 @@ static int korina_remove(struct platform_device *pdev) iounmap(lp->eth_regs); iounmap(lp->rx_dma_regs); iounmap(lp->tx_dma_regs); + kfree((struct dma_desc *)KSEG0ADDR(lp->td_ring)); unregister_netdev(bif->dev); free_netdev(bif->dev); diff --git a/drivers/net/ethernet/lantiq_etop.c b/drivers/net/ethernet/lantiq_etop.c index e08301d833e2..8c58ae565073 100644 --- a/drivers/net/ethernet/lantiq_etop.c +++ b/drivers/net/ethernet/lantiq_etop.c @@ -480,7 +480,6 @@ ltq_etop_tx(struct sk_buff *skb, struct net_device *dev) len = skb->len < ETH_ZLEN ? ETH_ZLEN : skb->len; if ((desc->ctl & (LTQ_DMA_OWN | LTQ_DMA_C)) || ch->skb[ch->dma.desc]) { - dev_kfree_skb_any(skb); netdev_err(dev, "tx ring full\n"); netif_tx_stop_queue(txq); return NETDEV_TX_BUSY; diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c b/drivers/net/ethernet/marvell/mv643xx_eth.c index 59007d6cd36d..2bfad889fdec 100644 --- a/drivers/net/ethernet/marvell/mv643xx_eth.c +++ b/drivers/net/ethernet/marvell/mv643xx_eth.c @@ -2495,6 +2495,7 @@ out_free: for (i = 0; i < mp->rxq_count; i++) rxq_deinit(mp->rxq + i); out: + napi_disable(&mp->napi); free_irq(dev->irq, dev); return err; diff --git a/drivers/net/ethernet/marvell/mvmdio.c b/drivers/net/ethernet/marvell/mvmdio.c index ee7857298361..cf7e10fbab0e 100644 --- a/drivers/net/ethernet/marvell/mvmdio.c +++ b/drivers/net/ethernet/marvell/mvmdio.c @@ -319,15 +319,25 @@ static int orion_mdio_probe(struct platform_device *pdev) init_waitqueue_head(&dev->smi_busy_wait); - for (i = 0; i < ARRAY_SIZE(dev->clk); i++) { - dev->clk[i] = of_clk_get(pdev->dev.of_node, i); - if (PTR_ERR(dev->clk[i]) == -EPROBE_DEFER) { + if (pdev->dev.of_node) { + for (i = 0; i < ARRAY_SIZE(dev->clk); i++) { + dev->clk[i] = of_clk_get(pdev->dev.of_node, i); + if (PTR_ERR(dev->clk[i]) == -EPROBE_DEFER) { + ret = -EPROBE_DEFER; + goto out_clk; + } + if (IS_ERR(dev->clk[i])) + break; + clk_prepare_enable(dev->clk[i]); + } + } else { + dev->clk[0] = clk_get(&pdev->dev, NULL); + if (PTR_ERR(dev->clk[0]) == -EPROBE_DEFER) { ret = -EPROBE_DEFER; goto out_clk; } - if (IS_ERR(dev->clk[i])) - break; - clk_prepare_enable(dev->clk[i]); + if (!IS_ERR(dev->clk[0])) + clk_prepare_enable(dev->clk[0]); } dev->err_interrupt = platform_get_irq(pdev, 0); diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c index 30a16cf796c7..512f9cd68070 100644 --- a/drivers/net/ethernet/marvell/mvneta.c +++ b/drivers/net/ethernet/marvell/mvneta.c @@ -100,7 +100,7 @@ #define MVNETA_DESC_SWAP BIT(6) #define MVNETA_TX_BRST_SZ_MASK(burst) ((burst) << 22) #define MVNETA_PORT_STATUS 0x2444 -#define MVNETA_TX_IN_PRGRS BIT(1) +#define MVNETA_TX_IN_PRGRS BIT(0) #define MVNETA_TX_FIFO_EMPTY BIT(8) #define MVNETA_RX_MIN_FRAME_SIZE 0x247c #define MVNETA_SERDES_CFG 0x24A0 @@ -542,6 +542,20 @@ struct mvneta_rx_desc { }; #endif +enum mvneta_tx_buf_type { + MVNETA_TYPE_SKB, + MVNETA_TYPE_XDP_TX, + MVNETA_TYPE_XDP_NDO, +}; + +struct mvneta_tx_buf { + enum mvneta_tx_buf_type type; + union { + struct xdp_frame *xdpf; + struct sk_buff *skb; + }; +}; + struct mvneta_tx_queue { /* Number of this TX queue, in the range 0-7 */ u8 id; @@ -557,8 +571,8 @@ struct mvneta_tx_queue { int tx_stop_threshold; int tx_wake_threshold; - /* Array of transmitted skb */ - struct sk_buff **tx_skb; + /* Array of transmitted buffers */ + struct mvneta_tx_buf *buf; /* Index of last TX DMA descriptor that was inserted */ int txq_put_index; @@ -1401,7 +1415,7 @@ static void mvneta_defaults_set(struct mvneta_port *pp) */ if (txq_number == 1) txq_map = (cpu == pp->rxq_def) ? - MVNETA_CPU_TXQ_ACCESS(1) : 0; + MVNETA_CPU_TXQ_ACCESS(0) : 0; } else { txq_map = MVNETA_CPU_TXQ_ACCESS_ALL_MASK; @@ -1767,14 +1781,9 @@ static void mvneta_txq_bufs_free(struct mvneta_port *pp, int i; for (i = 0; i < num; i++) { + struct mvneta_tx_buf *buf = &txq->buf[txq->txq_get_index]; struct mvneta_tx_desc *tx_desc = txq->descs + txq->txq_get_index; - struct sk_buff *skb = txq->tx_skb[txq->txq_get_index]; - - if (skb) { - bytes_compl += skb->len; - pkts_compl++; - } mvneta_txq_inc_get(txq); @@ -1782,9 +1791,12 @@ static void mvneta_txq_bufs_free(struct mvneta_port *pp, dma_unmap_single(pp->dev->dev.parent, tx_desc->buf_phys_addr, tx_desc->data_size, DMA_TO_DEVICE); - if (!skb) + if (!buf->skb) continue; - dev_kfree_skb_any(skb); + + bytes_compl += buf->skb->len; + pkts_compl++; + dev_kfree_skb_any(buf->skb); } netdev_tx_completed_queue(nq, pkts_compl, bytes_compl); @@ -2238,16 +2250,19 @@ static inline void mvneta_tso_put_hdr(struct sk_buff *skb, struct mvneta_port *pp, struct mvneta_tx_queue *txq) { - struct mvneta_tx_desc *tx_desc; int hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb); + struct mvneta_tx_buf *buf = &txq->buf[txq->txq_put_index]; + struct mvneta_tx_desc *tx_desc; - txq->tx_skb[txq->txq_put_index] = NULL; tx_desc = mvneta_txq_next_desc_get(txq); tx_desc->data_size = hdr_len; tx_desc->command = mvneta_skb_tx_csum(pp, skb); tx_desc->command |= MVNETA_TXD_F_DESC; tx_desc->buf_phys_addr = txq->tso_hdrs_phys + txq->txq_put_index * TSO_HEADER_SIZE; + buf->type = MVNETA_TYPE_SKB; + buf->skb = NULL; + mvneta_txq_inc_put(txq); } @@ -2256,6 +2271,7 @@ mvneta_tso_put_data(struct net_device *dev, struct mvneta_tx_queue *txq, struct sk_buff *skb, char *data, int size, bool last_tcp, bool is_last) { + struct mvneta_tx_buf *buf = &txq->buf[txq->txq_put_index]; struct mvneta_tx_desc *tx_desc; tx_desc = mvneta_txq_next_desc_get(txq); @@ -2269,7 +2285,8 @@ mvneta_tso_put_data(struct net_device *dev, struct mvneta_tx_queue *txq, } tx_desc->command = 0; - txq->tx_skb[txq->txq_put_index] = NULL; + buf->type = MVNETA_TYPE_SKB; + buf->skb = NULL; if (last_tcp) { /* last descriptor in the TCP packet */ @@ -2277,7 +2294,7 @@ mvneta_tso_put_data(struct net_device *dev, struct mvneta_tx_queue *txq, /* last descriptor in SKB */ if (is_last) - txq->tx_skb[txq->txq_put_index] = skb; + buf->skb = skb; } mvneta_txq_inc_put(txq); return 0; @@ -2362,6 +2379,7 @@ static int mvneta_tx_frag_process(struct mvneta_port *pp, struct sk_buff *skb, int i, nr_frags = skb_shinfo(skb)->nr_frags; for (i = 0; i < nr_frags; i++) { + struct mvneta_tx_buf *buf = &txq->buf[txq->txq_put_index]; skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; void *addr = page_address(frag->page.p) + frag->page_offset; @@ -2381,12 +2399,13 @@ static int mvneta_tx_frag_process(struct mvneta_port *pp, struct sk_buff *skb, if (i == nr_frags - 1) { /* Last descriptor */ tx_desc->command = MVNETA_TXD_L_DESC | MVNETA_TXD_Z_PAD; - txq->tx_skb[txq->txq_put_index] = skb; + buf->skb = skb; } else { /* Descriptor in the middle: Not First, Not Last */ tx_desc->command = 0; - txq->tx_skb[txq->txq_put_index] = NULL; + buf->skb = NULL; } + buf->type = MVNETA_TYPE_SKB; mvneta_txq_inc_put(txq); } @@ -2414,6 +2433,7 @@ static netdev_tx_t mvneta_tx(struct sk_buff *skb, struct net_device *dev) struct mvneta_port *pp = netdev_priv(dev); u16 txq_id = skb_get_queue_mapping(skb); struct mvneta_tx_queue *txq = &pp->txqs[txq_id]; + struct mvneta_tx_buf *buf = &txq->buf[txq->txq_put_index]; struct mvneta_tx_desc *tx_desc; int len = skb->len; int frags = 0; @@ -2446,16 +2466,17 @@ static netdev_tx_t mvneta_tx(struct sk_buff *skb, struct net_device *dev) goto out; } + buf->type = MVNETA_TYPE_SKB; if (frags == 1) { /* First and Last descriptor */ tx_cmd |= MVNETA_TXD_FLZ_DESC; tx_desc->command = tx_cmd; - txq->tx_skb[txq->txq_put_index] = skb; + buf->skb = skb; mvneta_txq_inc_put(txq); } else { /* First but not Last */ tx_cmd |= MVNETA_TXD_F_DESC; - txq->tx_skb[txq->txq_put_index] = NULL; + buf->skb = NULL; mvneta_txq_inc_put(txq); tx_desc->command = tx_cmd; /* Continue with other skb fragments */ @@ -3000,9 +3021,8 @@ static int mvneta_txq_sw_init(struct mvneta_port *pp, txq->last_desc = txq->size - 1; - txq->tx_skb = kmalloc_array(txq->size, sizeof(*txq->tx_skb), - GFP_KERNEL); - if (!txq->tx_skb) { + txq->buf = kmalloc_array(txq->size, sizeof(*txq->buf), GFP_KERNEL); + if (!txq->buf) { dma_free_coherent(pp->dev->dev.parent, txq->size * MVNETA_DESC_ALIGNED_SIZE, txq->descs, txq->descs_phys); @@ -3014,7 +3034,7 @@ static int mvneta_txq_sw_init(struct mvneta_port *pp, txq->size * TSO_HEADER_SIZE, &txq->tso_hdrs_phys, GFP_KERNEL); if (!txq->tso_hdrs) { - kfree(txq->tx_skb); + kfree(txq->buf); dma_free_coherent(pp->dev->dev.parent, txq->size * MVNETA_DESC_ALIGNED_SIZE, txq->descs, txq->descs_phys); @@ -3022,7 +3042,9 @@ static int mvneta_txq_sw_init(struct mvneta_port *pp, } /* Setup XPS mapping */ - if (txq_number > 1) + if (pp->neta_armada3700) + cpu = 0; + else if (txq_number > 1) cpu = txq->id % num_present_cpus(); else cpu = pp->rxq_def % num_present_cpus(); @@ -3067,7 +3089,7 @@ static void mvneta_txq_sw_deinit(struct mvneta_port *pp, { struct netdev_queue *nq = netdev_get_tx_queue(pp->dev, txq->id); - kfree(txq->tx_skb); + kfree(txq->buf); if (txq->tso_hdrs) dma_free_coherent(pp->dev->dev.parent, @@ -3618,7 +3640,7 @@ static void mvneta_percpu_elect(struct mvneta_port *pp) /* Use the cpu associated to the rxq when it is online, in all * the other cases, use the cpu 0 which can't be offline. */ - if (cpu_online(pp->rxq_def)) + if (pp->rxq_def < nr_cpu_ids && cpu_online(pp->rxq_def)) elected_cpu = pp->rxq_def; max_cpu = num_present_cpus(); @@ -3643,7 +3665,7 @@ static void mvneta_percpu_elect(struct mvneta_port *pp) */ if (txq_number == 1) txq_map = (cpu == elected_cpu) ? - MVNETA_CPU_TXQ_ACCESS(1) : 0; + MVNETA_CPU_TXQ_ACCESS(0) : 0; else txq_map = mvreg_read(pp, MVNETA_CPU_MAP(cpu)) & MVNETA_CPU_TXQ_ACCESS_ALL_MASK; @@ -3667,6 +3689,11 @@ static int mvneta_cpu_online(unsigned int cpu, struct hlist_node *node) node_online); struct mvneta_pcpu_port *port = per_cpu_ptr(pp->ports, cpu); + /* Armada 3700's per-cpu interrupt for mvneta is broken, all interrupts + * are routed to CPU 0, so we don't need all the cpu-hotplug support + */ + if (pp->neta_armada3700) + return 0; spin_lock(&pp->lock); /* diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2.h b/drivers/net/ethernet/marvell/mvpp2/mvpp2.h index 46911b67b039..23f60bc5d48f 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2.h +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2.h @@ -1107,5 +1107,6 @@ void mvpp2_percpu_write_relaxed(struct mvpp2 *priv, int cpu, u32 offset, void mvpp2_dbgfs_init(struct mvpp2 *priv, const char *name); void mvpp2_dbgfs_cleanup(struct mvpp2 *priv); +void mvpp2_dbgfs_exit(void); #endif diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_debugfs.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_debugfs.c index f9744a61e5dd..004e0fac5455 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_debugfs.c +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_debugfs.c @@ -484,8 +484,6 @@ static int mvpp2_dbgfs_flow_port_init(struct dentry *parent, struct dentry *port_dir; port_dir = debugfs_create_dir(port->dev->name, parent); - if (IS_ERR(port_dir)) - return PTR_ERR(port_dir); /* This will be freed by 'hash_opts' release op */ port_entry = kmalloc(sizeof(*port_entry), GFP_KERNEL); @@ -515,8 +513,6 @@ static int mvpp2_dbgfs_flow_entry_init(struct dentry *parent, sprintf(flow_entry_name, "%02d", flow); flow_entry_dir = debugfs_create_dir(flow_entry_name, parent); - if (!flow_entry_dir) - return -ENOMEM; /* This will be freed by 'type' release op */ entry = kmalloc(sizeof(*entry), GFP_KERNEL); @@ -554,8 +550,6 @@ static int mvpp2_dbgfs_flow_init(struct dentry *parent, struct mvpp2 *priv) int i, ret; flow_dir = debugfs_create_dir("flows", parent); - if (!flow_dir) - return -ENOMEM; for (i = 0; i < MVPP2_N_FLOWS; i++) { ret = mvpp2_dbgfs_flow_entry_init(flow_dir, priv, i); @@ -579,8 +573,6 @@ static int mvpp2_dbgfs_prs_entry_init(struct dentry *parent, sprintf(prs_entry_name, "%03d", tid); prs_entry_dir = debugfs_create_dir(prs_entry_name, parent); - if (!prs_entry_dir) - return -ENOMEM; /* The 'valid' entry's ops will free that */ entry = kmalloc(sizeof(*entry), GFP_KERNEL); @@ -618,8 +610,6 @@ static int mvpp2_dbgfs_prs_init(struct dentry *parent, struct mvpp2 *priv) int i, ret; prs_dir = debugfs_create_dir("parser", parent); - if (!prs_dir) - return -ENOMEM; for (i = 0; i < MVPP2_PRS_TCAM_SRAM_SIZE; i++) { ret = mvpp2_dbgfs_prs_entry_init(prs_dir, priv, i); @@ -636,8 +626,6 @@ static int mvpp2_dbgfs_port_init(struct dentry *parent, struct dentry *port_dir; port_dir = debugfs_create_dir(port->dev->name, parent); - if (IS_ERR(port_dir)) - return PTR_ERR(port_dir); debugfs_create_file("parser_entries", 0444, port_dir, port, &mvpp2_dbgfs_port_parser_fops); @@ -660,6 +648,13 @@ static int mvpp2_dbgfs_port_init(struct dentry *parent, return 0; } +static struct dentry *mvpp2_root; + +void mvpp2_dbgfs_exit(void) +{ + debugfs_remove(mvpp2_root); +} + void mvpp2_dbgfs_cleanup(struct mvpp2 *priv) { debugfs_remove_recursive(priv->dbgfs_dir); @@ -667,19 +662,13 @@ void mvpp2_dbgfs_cleanup(struct mvpp2 *priv) void mvpp2_dbgfs_init(struct mvpp2 *priv, const char *name) { - struct dentry *mvpp2_dir, *mvpp2_root; + struct dentry *mvpp2_dir; int ret, i; - mvpp2_root = debugfs_lookup(MVPP2_DRIVER_NAME, NULL); - if (!mvpp2_root) { + if (!mvpp2_root) mvpp2_root = debugfs_create_dir(MVPP2_DRIVER_NAME, NULL); - if (IS_ERR(mvpp2_root)) - return; - } mvpp2_dir = debugfs_create_dir(name, mvpp2_root); - if (IS_ERR(mvpp2_dir)) - return; priv->dbgfs_dir = mvpp2_dir; diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c index 04bee450eb3d..788fe627e78a 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c @@ -954,7 +954,7 @@ static void mvpp22_gop_init_rgmii(struct mvpp2_port *port) regmap_read(priv->sysctrl_base, GENCONF_CTRL0, &val); if (port->gop_id == 2) - val |= GENCONF_CTRL0_PORT0_RGMII | GENCONF_CTRL0_PORT1_RGMII; + val |= GENCONF_CTRL0_PORT0_RGMII; else if (port->gop_id == 3) val |= GENCONF_CTRL0_PORT1_RGMII_MII; regmap_write(priv->sysctrl_base, GENCONF_CTRL0, val); @@ -3363,6 +3363,7 @@ static int mvpp2_open(struct net_device *dev) if (!valid) { netdev_err(port->dev, "invalid configuration: no dt or link IRQ"); + err = -ENOENT; goto err_free_irq; } @@ -4265,8 +4266,6 @@ static void mvpp2_phylink_validate(struct net_device *dev, phylink_set(mask, Autoneg); phylink_set_port_modes(mask); - phylink_set(mask, Pause); - phylink_set(mask, Asym_Pause); switch (state->interface) { case PHY_INTERFACE_MODE_10GKR: @@ -5158,6 +5157,10 @@ static int mvpp2_probe(struct platform_device *pdev) return PTR_ERR(priv->lms_base); } else { res = platform_get_resource(pdev, IORESOURCE_MEM, 1); + if (!res) { + dev_err(&pdev->dev, "Invalid resource\n"); + return -EINVAL; + } if (has_acpi_companion(&pdev->dev)) { /* In case the MDIO memory region is declared in * the ACPI, it can already appear as 'in-use' @@ -5315,6 +5318,8 @@ static int mvpp2_probe(struct platform_device *pdev) return 0; err_port_probe: + fwnode_handle_put(port_fwnode); + i = 0; fwnode_for_each_available_child_node(fwnode, port_fwnode) { if (priv->port_list[i]) @@ -5412,7 +5417,18 @@ static struct platform_driver mvpp2_driver = { }, }; -module_platform_driver(mvpp2_driver); +static int __init mvpp2_driver_init(void) +{ + return platform_driver_register(&mvpp2_driver); +} +module_init(mvpp2_driver_init); + +static void __exit mvpp2_driver_exit(void) +{ + platform_driver_unregister(&mvpp2_driver); + mvpp2_dbgfs_exit(); +} +module_exit(mvpp2_driver_exit); MODULE_DESCRIPTION("Marvell PPv2 Ethernet Driver - www.marvell.com"); MODULE_AUTHOR("Marcin Wojtas <mw@semihalf.com>"); diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c index 5692c6087bbb..dd590086fe6a 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c @@ -29,16 +29,16 @@ static int mvpp2_prs_hw_write(struct mvpp2 *priv, struct mvpp2_prs_entry *pe) /* Clear entry invalidation bit */ pe->tcam[MVPP2_PRS_TCAM_INV_WORD] &= ~MVPP2_PRS_TCAM_INV_MASK; - /* Write tcam index - indirect access */ - mvpp2_write(priv, MVPP2_PRS_TCAM_IDX_REG, pe->index); - for (i = 0; i < MVPP2_PRS_TCAM_WORDS; i++) - mvpp2_write(priv, MVPP2_PRS_TCAM_DATA_REG(i), pe->tcam[i]); - /* Write sram index - indirect access */ mvpp2_write(priv, MVPP2_PRS_SRAM_IDX_REG, pe->index); for (i = 0; i < MVPP2_PRS_SRAM_WORDS; i++) mvpp2_write(priv, MVPP2_PRS_SRAM_DATA_REG(i), pe->sram[i]); + /* Write tcam index - indirect access */ + mvpp2_write(priv, MVPP2_PRS_TCAM_IDX_REG, pe->index); + for (i = 0; i < MVPP2_PRS_TCAM_WORDS; i++) + mvpp2_write(priv, MVPP2_PRS_TCAM_DATA_REG(i), pe->tcam[i]); + return 0; } @@ -405,6 +405,38 @@ static int mvpp2_prs_tcam_first_free(struct mvpp2 *priv, unsigned char start, return -EINVAL; } +/* Drop flow control pause frames */ +static void mvpp2_prs_drop_fc(struct mvpp2 *priv) +{ + unsigned char da[ETH_ALEN] = { 0x01, 0x80, 0xC2, 0x00, 0x00, 0x01 }; + struct mvpp2_prs_entry pe; + unsigned int len; + + memset(&pe, 0, sizeof(pe)); + + /* For all ports - drop flow control frames */ + pe.index = MVPP2_PE_FC_DROP; + mvpp2_prs_tcam_lu_set(&pe, MVPP2_PRS_LU_MAC); + + /* Set match on DA */ + len = ETH_ALEN; + while (len--) + mvpp2_prs_tcam_data_byte_set(&pe, len, da[len], 0xff); + + mvpp2_prs_sram_ri_update(&pe, MVPP2_PRS_RI_DROP_MASK, + MVPP2_PRS_RI_DROP_MASK); + + mvpp2_prs_sram_bits_set(&pe, MVPP2_PRS_SRAM_LU_GEN_BIT, 1); + mvpp2_prs_sram_next_lu_set(&pe, MVPP2_PRS_LU_FLOWS); + + /* Mask all ports */ + mvpp2_prs_tcam_port_map_set(&pe, MVPP2_PRS_PORT_MASK); + + /* Update shadow table and hw entry */ + mvpp2_prs_shadow_set(priv, pe.index, MVPP2_PRS_LU_MAC); + mvpp2_prs_hw_write(priv, &pe); +} + /* Enable/disable dropping all mac da's */ static void mvpp2_prs_mac_drop_all_set(struct mvpp2 *priv, int port, bool add) { @@ -1162,6 +1194,7 @@ static void mvpp2_prs_mac_init(struct mvpp2 *priv) mvpp2_prs_hw_write(priv, &pe); /* Create dummy entries for drop all and promiscuous modes */ + mvpp2_prs_drop_fc(priv); mvpp2_prs_mac_drop_all_set(priv, 0, false); mvpp2_prs_mac_promisc_set(priv, 0, MVPP2_PRS_L2_UNI_CAST, false); mvpp2_prs_mac_promisc_set(priv, 0, MVPP2_PRS_L2_MULTI_CAST, false); @@ -1647,8 +1680,9 @@ static int mvpp2_prs_pppoe_init(struct mvpp2 *priv) mvpp2_prs_sram_next_lu_set(&pe, MVPP2_PRS_LU_IP6); mvpp2_prs_sram_ri_update(&pe, MVPP2_PRS_RI_L3_IP6, MVPP2_PRS_RI_L3_PROTO_MASK); - /* Skip eth_type + 4 bytes of IPv6 header */ - mvpp2_prs_sram_shift_set(&pe, MVPP2_ETH_TYPE_LEN + 4, + /* Jump to DIP of IPV6 header */ + mvpp2_prs_sram_shift_set(&pe, MVPP2_ETH_TYPE_LEN + 8 + + MVPP2_MAX_L3_ADDR_SIZE, MVPP2_PRS_SRAM_OP_SEL_SHIFT_ADD); /* Set L3 offset */ mvpp2_prs_sram_offset_set(&pe, MVPP2_PRS_SRAM_UDF_TYPE_L3, diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.h b/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.h index e22f6c85d380..4b68dd374733 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.h +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.h @@ -129,7 +129,7 @@ #define MVPP2_PE_VID_EDSA_FLTR_DEFAULT (MVPP2_PRS_TCAM_SRAM_SIZE - 7) #define MVPP2_PE_VLAN_DBL (MVPP2_PRS_TCAM_SRAM_SIZE - 6) #define MVPP2_PE_VLAN_NONE (MVPP2_PRS_TCAM_SRAM_SIZE - 5) -/* reserved */ +#define MVPP2_PE_FC_DROP (MVPP2_PRS_TCAM_SRAM_SIZE - 4) #define MVPP2_PE_MAC_MC_PROMISCUOUS (MVPP2_PRS_TCAM_SRAM_SIZE - 3) #define MVPP2_PE_MAC_UC_PROMISCUOUS (MVPP2_PRS_TCAM_SRAM_SIZE - 2) #define MVPP2_PE_MAC_NON_PROMISCUOUS (MVPP2_PRS_TCAM_SRAM_SIZE - 1) diff --git a/drivers/net/ethernet/marvell/pxa168_eth.c b/drivers/net/ethernet/marvell/pxa168_eth.c index ff2fea0f8b75..0d6a4e47e7a5 100644 --- a/drivers/net/ethernet/marvell/pxa168_eth.c +++ b/drivers/net/ethernet/marvell/pxa168_eth.c @@ -1564,8 +1564,8 @@ static int pxa168_eth_remove(struct platform_device *pdev) mdiobus_unregister(pep->smi_bus); mdiobus_free(pep->smi_bus); - unregister_netdev(dev); cancel_work_sync(&pep->tx_timeout_task); + unregister_netdev(dev); free_netdev(dev); return 0; } diff --git a/drivers/net/ethernet/marvell/sky2.h b/drivers/net/ethernet/marvell/sky2.h index b02b6523083c..99451585a45f 100644 --- a/drivers/net/ethernet/marvell/sky2.h +++ b/drivers/net/ethernet/marvell/sky2.h @@ -2201,7 +2201,7 @@ struct rx_ring_info { struct sk_buff *skb; dma_addr_t data_addr; DEFINE_DMA_UNMAP_LEN(data_size); - dma_addr_t frag_addr[ETH_JUMBO_MTU >> PAGE_SHIFT]; + dma_addr_t frag_addr[ETH_JUMBO_MTU >> PAGE_SHIFT ?: 1]; }; enum flow_control { diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c index b72a4fad7bc8..1a4f96894cd7 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c @@ -597,6 +597,17 @@ static inline void mtk_rx_get_desc(struct mtk_rx_dma *rxd, rxd->rxd4 = READ_ONCE(dma_rxd->rxd4); } +static void *mtk_max_lro_buf_alloc(gfp_t gfp_mask) +{ + unsigned int size = mtk_max_frag_size(MTK_MAX_LRO_RX_LENGTH); + unsigned long data; + + data = __get_free_pages(gfp_mask | __GFP_COMP | __GFP_NOWARN, + get_order(size)); + + return (void *)data; +} + /* the qdma core needs scratch memory to be setup */ static int mtk_init_fq_dma(struct mtk_eth *eth) { @@ -1005,7 +1016,10 @@ static int mtk_poll_rx(struct napi_struct *napi, int budget, goto release_desc; /* alloc new buffer */ - new_data = napi_alloc_frag(ring->frag_size); + if (ring->frag_size <= PAGE_SIZE) + new_data = napi_alloc_frag(ring->frag_size); + else + new_data = mtk_max_lro_buf_alloc(GFP_ATOMIC); if (unlikely(!new_data)) { netdev->stats.rx_dropped++; goto release_desc; @@ -1041,7 +1055,7 @@ static int mtk_poll_rx(struct napi_struct *napi, int budget, skb->protocol = eth_type_trans(skb, netdev); if (netdev->features & NETIF_F_HW_VLAN_CTAG_RX && - RX_DMA_VID(trxd.rxd3)) + (trxd.rxd2 & RX_DMA_VTAG)) __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), RX_DMA_VID(trxd.rxd3)); skb_record_rx_queue(skb, 0); @@ -1312,7 +1326,10 @@ static int mtk_rx_alloc(struct mtk_eth *eth, int ring_no, int rx_flag) return -ENOMEM; for (i = 0; i < rx_dma_size; i++) { - ring->data[i] = netdev_alloc_frag(ring->frag_size); + if (ring->frag_size <= PAGE_SIZE) + ring->data[i] = netdev_alloc_frag(ring->frag_size); + else + ring->data[i] = mtk_max_lro_buf_alloc(GFP_KERNEL); if (!ring->data[i]) return -ENOMEM; } @@ -1575,6 +1592,9 @@ static int mtk_hwlro_get_fdir_entry(struct net_device *dev, struct ethtool_rx_flow_spec *fsp = (struct ethtool_rx_flow_spec *)&cmd->fs; + if (fsp->location >= ARRAY_SIZE(mac->hwlro_ip)) + return -EINVAL; + /* only tcp dst ipv4 is meaningful, others are meaningless */ fsp->flow_type = TCP_V4_FLOW; fsp->h_u.tcp_ip4_spec.ip4dst = ntohl(mac->hwlro_ip[fsp->location]); @@ -1601,6 +1621,9 @@ static int mtk_hwlro_get_fdir_all(struct net_device *dev, int i; for (i = 0; i < MTK_MAX_LRO_IP_CNT; i++) { + if (cnt == cmd->rule_cnt) + return -EMSGSIZE; + if (mac->hwlro_ip[i]) { rule_locs[cnt] = i; cnt++; diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.h b/drivers/net/ethernet/mediatek/mtk_eth_soc.h index 46819297fc3e..cb6b27861afa 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.h +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.h @@ -285,6 +285,7 @@ #define RX_DMA_DONE BIT(31) #define RX_DMA_PLEN0(_x) (((_x) & 0x3fff) << 16) #define RX_DMA_GET_PLEN0(_x) (((_x) >> 16) & 0x3fff) +#define RX_DMA_VTAG BIT(15) /* QDMA descriptor rxd3 */ #define RX_DMA_VID(_x) ((_x) & 0xfff) diff --git a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c index e639a365ac2d..1d33fae529b6 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c @@ -47,7 +47,7 @@ #define EN_ETHTOOL_SHORT_MASK cpu_to_be16(0xffff) #define EN_ETHTOOL_WORD_MASK cpu_to_be32(0xffffffff) -static int mlx4_en_moderation_update(struct mlx4_en_priv *priv) +int mlx4_en_moderation_update(struct mlx4_en_priv *priv) { int i, t; int err = 0; @@ -663,7 +663,7 @@ void __init mlx4_en_init_ptys2ethtool_map(void) MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_1000BASE_T, SPEED_1000, ETHTOOL_LINK_MODE_1000baseT_Full_BIT); MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_1000BASE_CX_SGMII, SPEED_1000, - ETHTOOL_LINK_MODE_1000baseKX_Full_BIT); + ETHTOOL_LINK_MODE_1000baseX_Full_BIT); MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_1000BASE_KX, SPEED_1000, ETHTOOL_LINK_MODE_1000baseKX_Full_BIT); MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_10GBASE_T, SPEED_10000, @@ -675,9 +675,9 @@ void __init mlx4_en_init_ptys2ethtool_map(void) MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_10GBASE_KR, SPEED_10000, ETHTOOL_LINK_MODE_10000baseKR_Full_BIT); MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_10GBASE_CR, SPEED_10000, - ETHTOOL_LINK_MODE_10000baseKR_Full_BIT); + ETHTOOL_LINK_MODE_10000baseCR_Full_BIT); MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_10GBASE_SR, SPEED_10000, - ETHTOOL_LINK_MODE_10000baseKR_Full_BIT); + ETHTOOL_LINK_MODE_10000baseSR_Full_BIT); MLX4_BUILD_PTYS2ETHTOOL_CONFIG(MLX4_20GBASE_KR2, SPEED_20000, ETHTOOL_LINK_MODE_20000baseMLD2_Full_BIT, ETHTOOL_LINK_MODE_20000baseKR2_Full_BIT); @@ -2011,8 +2011,6 @@ static int mlx4_en_set_tunable(struct net_device *dev, return ret; } -#define MLX4_EEPROM_PAGE_LEN 256 - static int mlx4_en_get_module_info(struct net_device *dev, struct ethtool_modinfo *modinfo) { @@ -2047,7 +2045,7 @@ static int mlx4_en_get_module_info(struct net_device *dev, break; case MLX4_MODULE_ID_SFP: modinfo->type = ETH_MODULE_SFF_8472; - modinfo->eeprom_len = MLX4_EEPROM_PAGE_LEN; + modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN; break; default: return -EINVAL; @@ -2085,7 +2083,7 @@ static int mlx4_en_get_module_eeprom(struct net_device *dev, en_err(priv, "mlx4_get_module_info i(%d) offset(%d) bytes_to_read(%d) - FAILED (0x%x)\n", i, offset, ee->len - i, ret); - return 0; + return ret; } i += ret; diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index 5868ec11db1a..14d46afd21cb 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -372,6 +372,9 @@ mlx4_en_filter_rfs(struct net_device *net_dev, const struct sk_buff *skb, int nhoff = skb_network_offset(skb); int ret = 0; + if (skb->encapsulation) + return -EPROTONOSUPPORT; + if (skb->protocol != htons(ETH_P_IP)) return -EPROTONOSUPPORT; @@ -1384,8 +1387,10 @@ static void mlx4_en_tx_timeout(struct net_device *dev) } priv->port_stats.tx_timeout++; - en_dbg(DRV, priv, "Scheduling watchdog\n"); - queue_work(mdev->workqueue, &priv->watchdog_task); + if (!test_and_set_bit(MLX4_EN_STATE_FLAG_RESTARTING, &priv->state)) { + en_dbg(DRV, priv, "Scheduling port restart\n"); + queue_work(mdev->workqueue, &priv->restart_task); + } } @@ -1739,6 +1744,7 @@ int mlx4_en_start_port(struct net_device *dev) mlx4_en_deactivate_cq(priv, cq); goto tx_err; } + clear_bit(MLX4_EN_TX_RING_STATE_RECOVERING, &tx_ring->state); if (t != TX_XDP) { tx_ring->tx_queue = netdev_get_tx_queue(dev, i); tx_ring->recycle_ring = NULL; @@ -1835,6 +1841,7 @@ int mlx4_en_start_port(struct net_device *dev) local_bh_enable(); } + clear_bit(MLX4_EN_STATE_FLAG_RESTARTING, &priv->state); netif_tx_start_all_queues(dev); netif_device_attach(dev); @@ -2005,7 +2012,7 @@ void mlx4_en_stop_port(struct net_device *dev, int detach) static void mlx4_en_restart(struct work_struct *work) { struct mlx4_en_priv *priv = container_of(work, struct mlx4_en_priv, - watchdog_task); + restart_task); struct mlx4_en_dev *mdev = priv->mdev; struct net_device *dev = priv->dev; @@ -2275,9 +2282,14 @@ int mlx4_en_try_alloc_resources(struct mlx4_en_priv *priv, bool carry_xdp_prog) { struct bpf_prog *xdp_prog; - int i, t; + int i, t, ret; - mlx4_en_copy_priv(tmp, priv, prof); + ret = mlx4_en_copy_priv(tmp, priv, prof); + if (ret) { + en_warn(priv, "%s: mlx4_en_copy_priv() failed, return\n", + __func__); + return ret; + } if (mlx4_en_alloc_resources(tmp)) { en_warn(priv, @@ -2387,7 +2399,7 @@ static int mlx4_en_change_mtu(struct net_device *dev, int new_mtu) if (netif_running(dev)) { mutex_lock(&mdev->state_lock); if (!mdev->device_up) { - /* NIC is probably restarting - let watchdog task reset + /* NIC is probably restarting - let restart task reset * the port */ en_dbg(DRV, priv, "Change MTU called with card down!?\n"); } else { @@ -2396,7 +2408,9 @@ static int mlx4_en_change_mtu(struct net_device *dev, int new_mtu) if (err) { en_err(priv, "Failed restarting port:%d\n", priv->port); - queue_work(mdev->workqueue, &priv->watchdog_task); + if (!test_and_set_bit(MLX4_EN_STATE_FLAG_RESTARTING, + &priv->state)) + queue_work(mdev->workqueue, &priv->restart_task); } } mutex_unlock(&mdev->state_lock); @@ -2882,7 +2896,8 @@ static int mlx4_xdp_set(struct net_device *dev, struct bpf_prog *prog) if (err) { en_err(priv, "Failed starting port %d for XDP change\n", priv->port); - queue_work(mdev->workqueue, &priv->watchdog_task); + if (!test_and_set_bit(MLX4_EN_STATE_FLAG_RESTARTING, &priv->state)) + queue_work(mdev->workqueue, &priv->restart_task); } } @@ -3280,7 +3295,7 @@ int mlx4_en_init_netdev(struct mlx4_en_dev *mdev, int port, priv->counter_index = MLX4_SINK_COUNTER_INDEX(mdev->dev); spin_lock_init(&priv->stats_lock); INIT_WORK(&priv->rx_mode_task, mlx4_en_do_set_rx_mode); - INIT_WORK(&priv->watchdog_task, mlx4_en_restart); + INIT_WORK(&priv->restart_task, mlx4_en_restart); INIT_WORK(&priv->linkstate_task, mlx4_en_linkstate); INIT_DELAYED_WORK(&priv->stats_task, mlx4_en_do_get_stats); INIT_DELAYED_WORK(&priv->service_task, mlx4_en_service_task); @@ -3660,6 +3675,8 @@ int mlx4_en_reset_config(struct net_device *dev, en_err(priv, "Failed starting port\n"); } + if (!err) + err = mlx4_en_moderation_update(priv); out: mutex_unlock(&mdev->state_lock); kfree(tmp); diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c index 45d9a5f8fa1b..f509a6ce31db 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c @@ -945,6 +945,9 @@ int mlx4_en_poll_rx_cq(struct napi_struct *napi, int budget) bool clean_complete = true; int done; + if (!budget) + return 0; + if (priv->tx_ring_num[TX_XDP]) { xdp_tx_cq = priv->tx_cq[TX_XDP][cq->ring]; if (xdp_tx_cq->xdp_busy) { diff --git a/drivers/net/ethernet/mellanox/mlx4/en_tx.c b/drivers/net/ethernet/mellanox/mlx4/en_tx.c index 1857ee0f0871..6517e53da520 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_tx.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_tx.c @@ -343,7 +343,7 @@ u32 mlx4_en_recycle_tx_desc(struct mlx4_en_priv *priv, .dma = tx_info->map0_dma, }; - if (!mlx4_en_rx_recycle(ring->recycle_ring, &frame)) { + if (!napi_mode || !mlx4_en_rx_recycle(ring->recycle_ring, &frame)) { dma_unmap_page(priv->ddev, tx_info->map0_dma, PAGE_SIZE, priv->dma_dir); put_page(tx_info->page); @@ -385,6 +385,35 @@ int mlx4_en_free_tx_buf(struct net_device *dev, struct mlx4_en_tx_ring *ring) return cnt; } +static void mlx4_en_handle_err_cqe(struct mlx4_en_priv *priv, struct mlx4_err_cqe *err_cqe, + u16 cqe_index, struct mlx4_en_tx_ring *ring) +{ + struct mlx4_en_dev *mdev = priv->mdev; + struct mlx4_en_tx_info *tx_info; + struct mlx4_en_tx_desc *tx_desc; + u16 wqe_index; + int desc_size; + + en_err(priv, "CQE error - cqn 0x%x, ci 0x%x, vendor syndrome: 0x%x syndrome: 0x%x\n", + ring->sp_cqn, cqe_index, err_cqe->vendor_err_syndrome, err_cqe->syndrome); + print_hex_dump(KERN_WARNING, "", DUMP_PREFIX_OFFSET, 16, 1, err_cqe, sizeof(*err_cqe), + false); + + wqe_index = be16_to_cpu(err_cqe->wqe_index) & ring->size_mask; + tx_info = &ring->tx_info[wqe_index]; + desc_size = tx_info->nr_txbb << LOG_TXBB_SIZE; + en_err(priv, "Related WQE - qpn 0x%x, wqe index 0x%x, wqe size 0x%x\n", ring->qpn, + wqe_index, desc_size); + tx_desc = ring->buf + (wqe_index << LOG_TXBB_SIZE); + print_hex_dump(KERN_WARNING, "", DUMP_PREFIX_OFFSET, 16, 1, tx_desc, desc_size, false); + + if (test_and_set_bit(MLX4_EN_STATE_FLAG_RESTARTING, &priv->state)) + return; + + en_err(priv, "Scheduling port restart\n"); + queue_work(mdev->workqueue, &priv->restart_task); +} + bool mlx4_en_process_tx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int napi_budget) { @@ -431,13 +460,10 @@ bool mlx4_en_process_tx_cq(struct net_device *dev, dma_rmb(); if (unlikely((cqe->owner_sr_opcode & MLX4_CQE_OPCODE_MASK) == - MLX4_CQE_OPCODE_ERROR)) { - struct mlx4_err_cqe *cqe_err = (struct mlx4_err_cqe *)cqe; - - en_err(priv, "CQE error - vendor syndrome: 0x%x syndrome: 0x%x\n", - cqe_err->vendor_err_syndrome, - cqe_err->syndrome); - } + MLX4_CQE_OPCODE_ERROR)) + if (!test_and_set_bit(MLX4_EN_TX_RING_STATE_RECOVERING, &ring->state)) + mlx4_en_handle_err_cqe(priv, (struct mlx4_err_cqe *)cqe, index, + ring); /* Skip over last polled CQE */ new_index = be16_to_cpu(cqe->wqe_index) & size_mask; @@ -836,6 +862,7 @@ netdev_tx_t mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev) struct mlx4_en_tx_desc *tx_desc; struct mlx4_wqe_data_seg *data; struct mlx4_en_tx_info *tx_info; + u32 __maybe_unused ring_cons; int tx_ind; int nr_txbb; int desc_size; @@ -849,7 +876,6 @@ netdev_tx_t mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev) bool stop_queue; bool inline_ok; u8 data_offset; - u32 ring_cons; bool bf_ok; tx_ind = skb_get_queue_mapping(skb); diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c index 04ebce738db9..ce57df04ae87 100644 --- a/drivers/net/ethernet/mellanox/mlx4/fw.c +++ b/drivers/net/ethernet/mellanox/mlx4/fw.c @@ -822,6 +822,7 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) #define QUERY_DEV_CAP_MAD_DEMUX_OFFSET 0xb0 #define QUERY_DEV_CAP_DMFS_HIGH_RATE_QPN_BASE_OFFSET 0xa8 #define QUERY_DEV_CAP_DMFS_HIGH_RATE_QPN_RANGE_OFFSET 0xac +#define QUERY_DEV_CAP_MAP_CLOCK_TO_USER 0xc1 #define QUERY_DEV_CAP_QP_RATE_LIMIT_NUM_OFFSET 0xcc #define QUERY_DEV_CAP_QP_RATE_LIMIT_MAX_OFFSET 0xd0 #define QUERY_DEV_CAP_QP_RATE_LIMIT_MIN_OFFSET 0xd2 @@ -840,6 +841,8 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) if (mlx4_is_mfunc(dev)) disable_unsupported_roce_caps(outbox); + MLX4_GET(field, outbox, QUERY_DEV_CAP_MAP_CLOCK_TO_USER); + dev_cap->map_clock_to_user = field & 0x80; MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_QP_OFFSET); dev_cap->reserved_qps = 1 << (field & 0xf); MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_QP_OFFSET); @@ -1861,8 +1864,8 @@ int mlx4_INIT_HCA(struct mlx4_dev *dev, struct mlx4_init_hca_param *param) #define INIT_HCA_LOG_RD_OFFSET (INIT_HCA_QPC_OFFSET + 0x77) #define INIT_HCA_MCAST_OFFSET 0x0c0 #define INIT_HCA_MC_BASE_OFFSET (INIT_HCA_MCAST_OFFSET + 0x00) -#define INIT_HCA_LOG_MC_ENTRY_SZ_OFFSET (INIT_HCA_MCAST_OFFSET + 0x12) -#define INIT_HCA_LOG_MC_HASH_SZ_OFFSET (INIT_HCA_MCAST_OFFSET + 0x16) +#define INIT_HCA_LOG_MC_ENTRY_SZ_OFFSET (INIT_HCA_MCAST_OFFSET + 0x13) +#define INIT_HCA_LOG_MC_HASH_SZ_OFFSET (INIT_HCA_MCAST_OFFSET + 0x17) #define INIT_HCA_UC_STEERING_OFFSET (INIT_HCA_MCAST_OFFSET + 0x18) #define INIT_HCA_LOG_MC_TABLE_SZ_OFFSET (INIT_HCA_MCAST_OFFSET + 0x1b) #define INIT_HCA_DEVICE_MANAGED_FLOW_STEERING_EN 0x6 @@ -1870,7 +1873,7 @@ int mlx4_INIT_HCA(struct mlx4_dev *dev, struct mlx4_init_hca_param *param) #define INIT_HCA_DRIVER_VERSION_SZ 0x40 #define INIT_HCA_FS_PARAM_OFFSET 0x1d0 #define INIT_HCA_FS_BASE_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x00) -#define INIT_HCA_FS_LOG_ENTRY_SZ_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x12) +#define INIT_HCA_FS_LOG_ENTRY_SZ_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x13) #define INIT_HCA_FS_A0_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x18) #define INIT_HCA_FS_LOG_TABLE_SZ_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x1b) #define INIT_HCA_FS_ETH_BITS_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x21) diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.h b/drivers/net/ethernet/mellanox/mlx4/fw.h index 650ae08c71de..cf64e54eecb0 100644 --- a/drivers/net/ethernet/mellanox/mlx4/fw.h +++ b/drivers/net/ethernet/mellanox/mlx4/fw.h @@ -131,6 +131,7 @@ struct mlx4_dev_cap { u32 health_buffer_addrs; struct mlx4_port_cap port_cap[MLX4_MAX_PORTS + 1]; bool wol_port[MLX4_MAX_PORTS + 1]; + bool map_clock_to_user; }; struct mlx4_func_cap { @@ -182,8 +183,8 @@ struct mlx4_init_hca_param { u64 cmpt_base; u64 mtt_base; u64 global_caps; - u16 log_mc_entry_sz; - u16 log_mc_hash_sz; + u8 log_mc_entry_sz; + u8 log_mc_hash_sz; u16 hca_core_clock; /* Internal Clock Frequency (in MHz) */ u8 log_num_qps; u8 log_num_srqs; diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c index 8d7bb9a88967..d9707d47f1e7 100644 --- a/drivers/net/ethernet/mellanox/mlx4/main.c +++ b/drivers/net/ethernet/mellanox/mlx4/main.c @@ -498,6 +498,7 @@ static int mlx4_dev_cap(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) } } + dev->caps.map_clock_to_user = dev_cap->map_clock_to_user; dev->caps.uar_page_size = PAGE_SIZE; dev->caps.num_uars = dev_cap->uar_size / PAGE_SIZE; dev->caps.local_ca_ack_delay = dev_cap->local_ca_ack_delay; @@ -1949,6 +1950,11 @@ int mlx4_get_internal_clock_params(struct mlx4_dev *dev, if (mlx4_is_slave(dev)) return -EOPNOTSUPP; + if (!dev->caps.map_clock_to_user) { + mlx4_dbg(dev, "Map clock to user is not supported.\n"); + return -EOPNOTSUPP; + } + if (!params) return -EINVAL; @@ -3509,6 +3515,7 @@ slave_start: if (!SRIOV_VALID_STATE(dev->flags)) { mlx4_err(dev, "Invalid SRIOV state\n"); + err = -EINVAL; goto err_close; } } diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h index 240f9c9ca943..3d5597d5b10d 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h +++ b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h @@ -271,6 +271,10 @@ struct mlx4_en_page_cache { } buf[MLX4_EN_CACHE_SIZE]; }; +enum { + MLX4_EN_TX_RING_STATE_RECOVERING, +}; + struct mlx4_en_priv; struct mlx4_en_tx_ring { @@ -317,6 +321,7 @@ struct mlx4_en_tx_ring { * Only queue_stopped might be used if BQL is not properly working. */ unsigned long queue_stopped; + unsigned long state; struct mlx4_hwq_resources sp_wqres; struct mlx4_qp sp_qp; struct mlx4_qp_context sp_context; @@ -530,6 +535,10 @@ struct mlx4_en_stats_bitmap { struct mutex mutex; /* for mutual access to stats bitmap */ }; +enum { + MLX4_EN_STATE_FLAG_RESTARTING, +}; + struct mlx4_en_priv { struct mlx4_en_dev *mdev; struct mlx4_en_port_profile *prof; @@ -595,7 +604,7 @@ struct mlx4_en_priv { struct mlx4_en_cq *rx_cq[MAX_RX_RINGS]; struct mlx4_qp drop_qp; struct work_struct rx_mode_task; - struct work_struct watchdog_task; + struct work_struct restart_task; struct work_struct linkstate_task; struct delayed_work stats_task; struct delayed_work service_task; @@ -643,6 +652,7 @@ struct mlx4_en_priv { u32 pflags; u8 rss_key[MLX4_EN_RSS_KEY_SIZE]; u8 rss_hash_fn; + unsigned long state; }; enum mlx4_en_wol { @@ -788,6 +798,7 @@ void mlx4_en_ptp_overflow_check(struct mlx4_en_dev *mdev); #define DEV_FEATURE_CHANGED(dev, new_features, feature) \ ((dev->features & feature) ^ (new_features & feature)) +int mlx4_en_moderation_update(struct mlx4_en_priv *priv); int mlx4_en_reset_config(struct net_device *dev, struct hwtstamp_config ts_config, netdev_features_t new_features); diff --git a/drivers/net/ethernet/mellanox/mlx4/port.c b/drivers/net/ethernet/mellanox/mlx4/port.c index ba6ac31a339d..256a06b3c096 100644 --- a/drivers/net/ethernet/mellanox/mlx4/port.c +++ b/drivers/net/ethernet/mellanox/mlx4/port.c @@ -1973,6 +1973,7 @@ EXPORT_SYMBOL(mlx4_get_roce_gid_from_slave); #define I2C_ADDR_LOW 0x50 #define I2C_ADDR_HIGH 0x51 #define I2C_PAGE_SIZE 256 +#define I2C_HIGH_PAGE_SIZE 128 /* Module Info Data */ struct mlx4_cable_info { @@ -2026,6 +2027,88 @@ static inline const char *cable_info_mad_err_str(u16 mad_status) return "Unknown Error"; } +static int mlx4_get_module_id(struct mlx4_dev *dev, u8 port, u8 *module_id) +{ + struct mlx4_cmd_mailbox *inbox, *outbox; + struct mlx4_mad_ifc *inmad, *outmad; + struct mlx4_cable_info *cable_info; + int ret; + + inbox = mlx4_alloc_cmd_mailbox(dev); + if (IS_ERR(inbox)) + return PTR_ERR(inbox); + + outbox = mlx4_alloc_cmd_mailbox(dev); + if (IS_ERR(outbox)) { + mlx4_free_cmd_mailbox(dev, inbox); + return PTR_ERR(outbox); + } + + inmad = (struct mlx4_mad_ifc *)(inbox->buf); + outmad = (struct mlx4_mad_ifc *)(outbox->buf); + + inmad->method = 0x1; /* Get */ + inmad->class_version = 0x1; + inmad->mgmt_class = 0x1; + inmad->base_version = 0x1; + inmad->attr_id = cpu_to_be16(0xFF60); /* Module Info */ + + cable_info = (struct mlx4_cable_info *)inmad->data; + cable_info->dev_mem_address = 0; + cable_info->page_num = 0; + cable_info->i2c_addr = I2C_ADDR_LOW; + cable_info->size = cpu_to_be16(1); + + ret = mlx4_cmd_box(dev, inbox->dma, outbox->dma, port, 3, + MLX4_CMD_MAD_IFC, MLX4_CMD_TIME_CLASS_C, + MLX4_CMD_NATIVE); + if (ret) + goto out; + + if (be16_to_cpu(outmad->status)) { + /* Mad returned with bad status */ + ret = be16_to_cpu(outmad->status); + mlx4_warn(dev, + "MLX4_CMD_MAD_IFC Get Module ID attr(%x) port(%d) i2c_addr(%x) offset(%d) size(%d): Response Mad Status(%x) - %s\n", + 0xFF60, port, I2C_ADDR_LOW, 0, 1, ret, + cable_info_mad_err_str(ret)); + ret = -ret; + goto out; + } + cable_info = (struct mlx4_cable_info *)outmad->data; + *module_id = cable_info->data[0]; +out: + mlx4_free_cmd_mailbox(dev, inbox); + mlx4_free_cmd_mailbox(dev, outbox); + return ret; +} + +static void mlx4_sfp_eeprom_params_set(u8 *i2c_addr, u8 *page_num, u16 *offset) +{ + *i2c_addr = I2C_ADDR_LOW; + *page_num = 0; + + if (*offset < I2C_PAGE_SIZE) + return; + + *i2c_addr = I2C_ADDR_HIGH; + *offset -= I2C_PAGE_SIZE; +} + +static void mlx4_qsfp_eeprom_params_set(u8 *i2c_addr, u8 *page_num, u16 *offset) +{ + /* Offsets 0-255 belong to page 0. + * Offsets 256-639 belong to pages 01, 02, 03. + * For example, offset 400 is page 02: 1 + (400 - 256) / 128 = 2 + */ + if (*offset < I2C_PAGE_SIZE) + *page_num = 0; + else + *page_num = 1 + (*offset - I2C_PAGE_SIZE) / I2C_HIGH_PAGE_SIZE; + *i2c_addr = I2C_ADDR_LOW; + *offset -= *page_num * I2C_HIGH_PAGE_SIZE; +} + /** * mlx4_get_module_info - Read cable module eeprom data * @dev: mlx4_dev. @@ -2045,12 +2128,30 @@ int mlx4_get_module_info(struct mlx4_dev *dev, u8 port, struct mlx4_cmd_mailbox *inbox, *outbox; struct mlx4_mad_ifc *inmad, *outmad; struct mlx4_cable_info *cable_info; - u16 i2c_addr; + u8 module_id, i2c_addr, page_num; int ret; if (size > MODULE_INFO_MAX_READ) size = MODULE_INFO_MAX_READ; + ret = mlx4_get_module_id(dev, port, &module_id); + if (ret) + return ret; + + switch (module_id) { + case MLX4_MODULE_ID_SFP: + mlx4_sfp_eeprom_params_set(&i2c_addr, &page_num, &offset); + break; + case MLX4_MODULE_ID_QSFP: + case MLX4_MODULE_ID_QSFP_PLUS: + case MLX4_MODULE_ID_QSFP28: + mlx4_qsfp_eeprom_params_set(&i2c_addr, &page_num, &offset); + break; + default: + mlx4_err(dev, "Module ID not recognized: %#x\n", module_id); + return -EINVAL; + } + inbox = mlx4_alloc_cmd_mailbox(dev); if (IS_ERR(inbox)) return PTR_ERR(inbox); @@ -2076,11 +2177,9 @@ int mlx4_get_module_info(struct mlx4_dev *dev, u8 port, */ size -= offset + size - I2C_PAGE_SIZE; - i2c_addr = I2C_ADDR_LOW; - cable_info = (struct mlx4_cable_info *)inmad->data; cable_info->dev_mem_address = cpu_to_be16(offset); - cable_info->page_num = 0; + cable_info->page_num = page_num; cable_info->i2c_addr = i2c_addr; cable_info->size = cpu_to_be16(size); diff --git a/drivers/net/ethernet/mellanox/mlx4/qp.c b/drivers/net/ethernet/mellanox/mlx4/qp.c index 427e7a31862c..d7f2890c254f 100644 --- a/drivers/net/ethernet/mellanox/mlx4/qp.c +++ b/drivers/net/ethernet/mellanox/mlx4/qp.c @@ -697,7 +697,8 @@ static int mlx4_create_zones(struct mlx4_dev *dev, err = mlx4_bitmap_init(*bitmap + k, 1, MLX4_QP_TABLE_RAW_ETH_SIZE - 1, 0, 0); - mlx4_bitmap_alloc_range(*bitmap + k, 1, 1, 0); + if (!err) + mlx4_bitmap_alloc_range(*bitmap + k, 1, 1, 0); } if (err) diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c index a4c1ed65f620..550e4893253e 100644 --- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c +++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c @@ -4990,6 +4990,7 @@ static int mlx4_do_mirror_rule(struct mlx4_dev *dev, struct res_fs_rule *fs_rule if (!fs_rule->mirr_mbox) { mlx4_err(dev, "rule mirroring mailbox is null\n"); + mlx4_free_cmd_mailbox(dev, mailbox); return -EINVAL; } memcpy(mailbox->buf, fs_rule->mirr_mbox, fs_rule->mirr_mbox_size); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c index a686082762df..14cdac980520 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c @@ -1324,8 +1324,8 @@ static ssize_t outlen_write(struct file *filp, const char __user *buf, return -EFAULT; err = sscanf(outlen_str, "%d", &outlen); - if (err < 0) - return err; + if (err != 1) + return -EINVAL; ptr = kzalloc(outlen, GFP_KERNEL); if (!ptr) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c b/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c index 2266c09b741a..24e9699434e3 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c @@ -466,7 +466,7 @@ static void poll_trace(struct mlx5_fw_tracer *tracer, (u64)timestamp_low; break; default: - if (tracer_event->event_id >= tracer->str_db.first_string_trace || + if (tracer_event->event_id >= tracer->str_db.first_string_trace && tracer_event->event_id <= tracer->str_db.first_string_trace + tracer->str_db.num_string_trace) { tracer_event->type = TRACER_EVENT_TYPE_STRING; @@ -564,7 +564,7 @@ static int mlx5_tracer_handle_string_trace(struct mlx5_fw_tracer *tracer, } else { cur_string = mlx5_tracer_message_get(tracer, tracer_event); if (!cur_string) { - pr_debug("%s Got string event for unknown string tdsm: %d\n", + pr_debug("%s Got string event for unknown string tmsn: %d\n", __func__, tracer_event->string_event.tmsn); return -1; } @@ -600,7 +600,7 @@ static void mlx5_tracer_handle_timestamp_trace(struct mlx5_fw_tracer *tracer, trace_timestamp = (timestamp_event.timestamp & MASK_52_7) | (str_frmt->timestamp & MASK_6_0); else - trace_timestamp = ((timestamp_event.timestamp & MASK_52_7) - 1) | + trace_timestamp = ((timestamp_event.timestamp - 1) & MASK_52_7) | (str_frmt->timestamp & MASK_6_0); mlx5_tracer_print_trace(str_frmt, dev, trace_timestamp); @@ -637,6 +637,9 @@ static void mlx5_fw_tracer_handle_traces(struct work_struct *work) if (!tracer->owner) return; + if (unlikely(!tracer->str_db.loaded)) + goto arm; + block_count = tracer->buff.size / TRACER_BLOCK_SIZE_BYTE; start_offset = tracer->buff.consumer_index * TRACER_BLOCK_SIZE_BYTE; @@ -648,8 +651,8 @@ static void mlx5_fw_tracer_handle_traces(struct work_struct *work) get_block_timestamp(tracer, &tmp_trace_block[TRACES_PER_BLOCK - 1]); while (block_timestamp > tracer->last_timestamp) { - /* Check block override if its not the first block */ - if (!tracer->last_timestamp) { + /* Check block override if it's not the first block */ + if (tracer->last_timestamp) { u64 *ts_event; /* To avoid block override be the HW in case of buffer * wraparound, the time stamp of the previous block @@ -694,6 +697,7 @@ static void mlx5_fw_tracer_handle_traces(struct work_struct *work) &tmp_trace_block[TRACES_PER_BLOCK - 1]); } +arm: mlx5_fw_tracer_arm(dev); } @@ -935,8 +939,7 @@ void mlx5_fw_tracer_event(struct mlx5_core_dev *dev, struct mlx5_eqe *eqe) queue_work(tracer->work_queue, &tracer->ownership_change_work); break; case MLX5_TRACER_SUBTYPE_TRACES_AVAILABLE: - if (likely(tracer->str_db.loaded)) - queue_work(tracer->work_queue, &tracer->handle_traces_work); + queue_work(tracer->work_queue, &tracer->handle_traces_work); break; default: mlx5_core_dbg(dev, "FWTracer: Event with unrecognized subtype: sub_type %d\n", diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h index d79e177f8990..ec303d4d2d7a 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h @@ -95,7 +95,7 @@ struct page_pool; #define MLX5E_LOG_ALIGNED_MPWQE_PPW (ilog2(MLX5E_REQUIRED_WQE_MTTS)) #define MLX5E_REQUIRED_MTTS(wqes) (wqes * MLX5E_REQUIRED_WQE_MTTS) #define MLX5E_MAX_RQ_NUM_MTTS \ - ((1 << 16) * 2) /* So that MLX5_MTT_OCTW(num_mtts) fits into u16 */ + (ALIGN_DOWN(U16_MAX, 4) * 2) /* So that MLX5_MTT_OCTW(num_mtts) fits into u16 */ #define MLX5E_ORDER2_MAX_PACKET_MTU (order_base_2(10 * 1024)) #define MLX5E_PARAMS_MAXIMUM_LOG_RQ_SIZE_MPW \ (ilog2(MLX5E_MAX_RQ_NUM_MTTS / MLX5E_REQUIRED_WQE_MTTS)) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c index cf58c9637904..70087f2542b2 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c @@ -117,7 +117,6 @@ static bool mlx5e_ipsec_update_esn_state(struct mlx5e_ipsec_sa_entry *sa_entry) struct xfrm_replay_state_esn *replay_esn; u32 seq_bottom; u8 overlap; - u32 *esn; if (!(sa_entry->x->props.flags & XFRM_STATE_ESN)) { sa_entry->esn_state.trigger = 0; @@ -130,11 +129,9 @@ static bool mlx5e_ipsec_update_esn_state(struct mlx5e_ipsec_sa_entry *sa_entry) sa_entry->esn_state.esn = xfrm_replay_seqhi(sa_entry->x, htonl(seq_bottom)); - esn = &sa_entry->esn_state.esn; sa_entry->esn_state.trigger = 1; if (unlikely(overlap && seq_bottom < MLX5E_IPSEC_ESN_SCOPE_MID)) { - ++(*esn); sa_entry->esn_state.overlap = 0; return true; } else if (unlikely(!overlap && @@ -515,9 +512,6 @@ void mlx5e_ipsec_build_netdev(struct mlx5e_priv *priv) struct mlx5_core_dev *mdev = priv->mdev; struct net_device *netdev = priv->netdev; - if (!priv->ipsec) - return; - if (!(mlx5_accel_ipsec_device_caps(mdev) & MLX5_ACCEL_IPSEC_CAP_ESP) || !MLX5_CAP_ETH(mdev, swp)) { mlx5_core_dbg(mdev, "mlx5e: ESP and SWP offload not supported\n"); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c index 128a82b1dbfc..ad9db70eb879 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c @@ -121,7 +121,9 @@ static int mlx5e_ipsec_remove_trailer(struct sk_buff *skb, struct xfrm_state *x) trailer_len = alen + plen + 2; - pskb_trim(skb, skb->len - trailer_len); + ret = pskb_trim(skb, skb->len - trailer_len); + if (unlikely(ret)) + return ret; if (skb->protocol == htons(ETH_P_IP)) { ipv4hdr->tot_len = htons(ntohs(ipv4hdr->tot_len) - trailer_len); ip_send_check(ipv4hdr); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c b/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c index 722998d68564..6f1f53f91ed8 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c @@ -109,12 +109,14 @@ static int mlx5e_dcbnl_ieee_getets(struct net_device *netdev, if (!MLX5_CAP_GEN(priv->mdev, ets)) return -EOPNOTSUPP; - ets->ets_cap = mlx5_max_tc(priv->mdev) + 1; - for (i = 0; i < ets->ets_cap; i++) { + for (i = 0; i < IEEE_8021QAZ_MAX_TCS; i++) { err = mlx5_query_port_prio_tc(mdev, i, &ets->prio_tc[i]); if (err) return err; + } + ets->ets_cap = mlx5_max_tc(priv->mdev) + 1; + for (i = 0; i < ets->ets_cap; i++) { err = mlx5_query_port_tc_group(mdev, i, &tc_group[i]); if (err) return err; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c index a383276eb816..a5c4e4f0f5b6 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c @@ -1357,7 +1357,7 @@ static int mlx5e_get_module_eeprom(struct net_device *netdev, if (size_read < 0) { netdev_err(priv->netdev, "%s: mlx5_query_eeprom failed:0x%x\n", __func__, size_read); - return 0; + return size_read; } i += size_read; @@ -1460,6 +1460,7 @@ static int set_pflag_rx_cqe_compress(struct net_device *netdev, { struct mlx5e_priv *priv = netdev_priv(netdev); struct mlx5_core_dev *mdev = priv->mdev; + int err; if (!MLX5_CAP_GEN(mdev, cqe_compression)) return -EOPNOTSUPP; @@ -1469,7 +1470,10 @@ static int set_pflag_rx_cqe_compress(struct net_device *netdev, return -EINVAL; } - mlx5e_modify_rx_cqe_compression_locked(priv, enable); + err = mlx5e_modify_rx_cqe_compression_locked(priv, enable); + if (err) + return err; + priv->channels.params.rx_cqe_compress_def = enable; return 0; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c b/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c index 7ddacc9e4fe4..c6eea6b6b1bb 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c @@ -893,6 +893,7 @@ static int mlx5e_create_ttc_table_groups(struct mlx5e_ttc_table *ttc, in = kvzalloc(inlen, GFP_KERNEL); if (!in) { kfree(ft->g); + ft->g = NULL; return -ENOMEM; } @@ -1033,6 +1034,7 @@ static int mlx5e_create_inner_ttc_table_groups(struct mlx5e_ttc_table *ttc) in = kvzalloc(inlen, GFP_KERNEL); if (!in) { kfree(ft->g); + ft->g = NULL; return -ENOMEM; } @@ -1312,6 +1314,7 @@ err_destroy_groups: ft->g[ft->num_groups] = NULL; mlx5e_destroy_groups(ft); kvfree(in); + kfree(ft->g); return err; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index 51edc507b7b5..6ecb92f55e97 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -3666,12 +3666,11 @@ static int set_feature_arfs(struct net_device *netdev, bool enable) static int mlx5e_handle_feature(struct net_device *netdev, netdev_features_t *features, - netdev_features_t wanted_features, netdev_features_t feature, mlx5e_feature_handler feature_handler) { - netdev_features_t changes = wanted_features ^ netdev->features; - bool enable = !!(wanted_features & feature); + netdev_features_t changes = *features ^ netdev->features; + bool enable = !!(*features & feature); int err; if (!(changes & feature)) @@ -3679,23 +3678,23 @@ static int mlx5e_handle_feature(struct net_device *netdev, err = feature_handler(netdev, enable); if (err) { + MLX5E_SET_FEATURE(features, feature, !enable); netdev_err(netdev, "%s feature %pNF failed, err %d\n", enable ? "Enable" : "Disable", &feature, err); return err; } - MLX5E_SET_FEATURE(features, feature, enable); return 0; } static int mlx5e_set_features(struct net_device *netdev, netdev_features_t features) { - netdev_features_t oper_features = netdev->features; + netdev_features_t oper_features = features; int err = 0; #define MLX5E_HANDLE_FEATURE(feature, handler) \ - mlx5e_handle_feature(netdev, &oper_features, features, feature, handler) + mlx5e_handle_feature(netdev, &oper_features, feature, handler) err |= MLX5E_HANDLE_FEATURE(NETIF_F_LRO, set_feature_lro); err |= MLX5E_HANDLE_FEATURE(NETIF_F_HW_VLAN_CTAG_FILTER, @@ -3740,6 +3739,13 @@ static netdev_features_t mlx5e_fix_features(struct net_device *netdev, netdev_warn(netdev, "Disabling LRO, not supported in legacy RQ\n"); } + if (params->xdp_prog) { + if (features & NETIF_F_LRO) { + netdev_warn(netdev, "LRO is incompatible with XDP\n"); + features &= ~NETIF_F_LRO; + } + } + if (MLX5E_GET_PFLAG(params, MLX5E_PFLAG_RX_CQE_COMPRESS)) { features &= ~NETIF_F_RXHASH; if (netdev->features & NETIF_F_RXHASH) @@ -4321,6 +4327,11 @@ static int mlx5e_xdp_set(struct net_device *netdev, struct bpf_prog *prog) unlock: mutex_unlock(&priv->state_lock); + + /* Need to fix some features. */ + if (!err) + netdev_update_features(netdev); + return err; } @@ -4679,11 +4690,8 @@ static void mlx5e_build_nic_netdev(struct net_device *netdev) } if (mlx5_vxlan_allowed(mdev->vxlan)) { - netdev->hw_features |= NETIF_F_GSO_UDP_TUNNEL | - NETIF_F_GSO_UDP_TUNNEL_CSUM; - netdev->hw_enc_features |= NETIF_F_GSO_UDP_TUNNEL | - NETIF_F_GSO_UDP_TUNNEL_CSUM; - netdev->gso_partial_features = NETIF_F_GSO_UDP_TUNNEL_CSUM; + netdev->hw_features |= NETIF_F_GSO_UDP_TUNNEL; + netdev->hw_enc_features |= NETIF_F_GSO_UDP_TUNNEL; } if (MLX5_CAP_ETH(mdev, tunnel_stateless_gre)) { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c index 7366033cd31c..2190daace873 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c @@ -1999,12 +1999,15 @@ static u32 calculate_vports_min_rate_divider(struct mlx5_eswitch *esw) max_guarantee = evport->info.min_rate; } - return max_t(u32, max_guarantee / fw_max_bw_share, 1); + if (max_guarantee) + return max_t(u32, max_guarantee / fw_max_bw_share, 1); + return 0; } -static int normalize_vports_min_rate(struct mlx5_eswitch *esw, u32 divider) +static int normalize_vports_min_rate(struct mlx5_eswitch *esw) { u32 fw_max_bw_share = MLX5_CAP_QOS(esw->dev, max_tsar_bw_share); + u32 divider = calculate_vports_min_rate_divider(esw); struct mlx5_vport *evport; u32 vport_max_rate; u32 vport_min_rate; @@ -2018,9 +2021,9 @@ static int normalize_vports_min_rate(struct mlx5_eswitch *esw, u32 divider) continue; vport_min_rate = evport->info.min_rate; vport_max_rate = evport->info.max_rate; - bw_share = MLX5_MIN_BW_SHARE; + bw_share = 0; - if (vport_min_rate) + if (divider) bw_share = MLX5_RATE_TO_BW_SHARE(vport_min_rate, divider, fw_max_bw_share); @@ -2045,7 +2048,6 @@ int mlx5_eswitch_set_vport_rate(struct mlx5_eswitch *esw, int vport, struct mlx5_vport *evport; u32 fw_max_bw_share; u32 previous_min_rate; - u32 divider; bool min_rate_supported; bool max_rate_supported; int err = 0; @@ -2071,8 +2073,7 @@ int mlx5_eswitch_set_vport_rate(struct mlx5_eswitch *esw, int vport, previous_min_rate = evport->info.min_rate; evport->info.min_rate = min_rate; - divider = calculate_vports_min_rate_divider(esw); - err = normalize_vports_min_rate(esw, divider); + err = normalize_vports_min_rate(esw); if (err) { evport->info.min_rate = previous_min_rate; goto unlock; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c index b16e0f45d28c..f0aa7f0e5480 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c @@ -904,17 +904,19 @@ static int connect_fwd_rules(struct mlx5_core_dev *dev, static int connect_flow_table(struct mlx5_core_dev *dev, struct mlx5_flow_table *ft, struct fs_prio *prio) { - struct mlx5_flow_table *next_ft; + struct mlx5_flow_table *next_ft, *first_ft; int err = 0; /* Connect_prev_fts and update_root_ft_create are mutually exclusive */ - if (list_empty(&prio->node.children)) { + first_ft = list_first_entry_or_null(&prio->node.children, + struct mlx5_flow_table, node.list); + if (!first_ft || first_ft->level > ft->level) { err = connect_prev_fts(dev, ft, prio); if (err) return err; - next_ft = find_next_chained_ft(prio); + next_ft = first_ft ? first_ft : find_next_chained_ft(prio); err = connect_fwd_rules(dev, ft, next_ft); if (err) return err; @@ -1004,6 +1006,7 @@ static struct mlx5_flow_table *__mlx5_create_flow_table(struct mlx5_flow_namespa destroy_ft: root->cmds->destroy_flow_table(root->dev, ft); free_ft: + rhltable_destroy(&ft->fgs_hash); kfree(ft); unlock_root: mutex_unlock(&root->chain_lock); @@ -1555,9 +1558,9 @@ static int build_match_list(struct match_list_head *match_head, curr_match = kmalloc(sizeof(*curr_match), GFP_ATOMIC); if (!curr_match) { + rcu_read_unlock(); free_match_list(match_head); - err = -ENOMEM; - goto out; + return -ENOMEM; } if (!tree_get_node(&g->node)) { kfree(curr_match); @@ -1566,7 +1569,6 @@ static int build_match_list(struct match_list_head *match_head, curr_match->g = g; list_add_tail(&curr_match->list, &match_head->list); } -out: rcu_read_unlock(); return err; } @@ -1944,7 +1946,7 @@ static int disconnect_flow_table(struct mlx5_flow_table *ft) node.list) == ft)) return 0; - next_ft = find_next_chained_ft(prio); + next_ft = find_next_ft(ft); err = connect_fwd_rules(dev, next_ft, ft); if (err) return err; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/clock.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/clock.c index d359e850dbf0..dee65443d76b 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lib/clock.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/clock.c @@ -395,8 +395,8 @@ static int mlx5_ptp_verify(struct ptp_clock_info *ptp, unsigned int pin, static const struct ptp_clock_info mlx5_ptp_clock_info = { .owner = THIS_MODULE, - .name = "mlx5_p2p", - .max_adj = 100000000, + .name = "mlx5_ptp", + .max_adj = 50000000, .n_alarm = 0, .n_ext_ts = 0, .n_per_out = 0, @@ -475,8 +475,9 @@ void mlx5_pps_event(struct mlx5_core_dev *mdev, switch (clock->ptp_info.pin_config[pin].func) { case PTP_PF_EXTTS: ptp_event.index = pin; - ptp_event.timestamp = timecounter_cyc2time(&clock->tc, - be64_to_cpu(eqe->data.pps.time_stamp)); + ptp_event.timestamp = + mlx5_timecounter_cyc2time(clock, + be64_to_cpu(eqe->data.pps.time_stamp)); if (clock->pps_info.enabled) { ptp_event.type = PTP_CLOCK_PPSUSR; ptp_event.pps_times.ts_real = diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index 5fac00ea6245..e09bd059984e 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -51,6 +51,7 @@ #ifdef CONFIG_RFS_ACCEL #include <linux/cpu_rmap.h> #endif +#include <linux/version.h> #include <net/devlink.h> #include "mlx5_core.h" #include "fs_core.h" @@ -211,7 +212,10 @@ static void mlx5_set_driver_version(struct mlx5_core_dev *dev) strncat(string, ",", remaining_size); remaining_size = max_t(int, 0, driver_ver_sz - strlen(string)); - strncat(string, DRIVER_VERSION, remaining_size); + + snprintf(string + strlen(string), remaining_size, "%u.%u.%u", + (u8)((LINUX_VERSION_CODE >> 16) & 0xff), (u8)((LINUX_VERSION_CODE >> 8) & 0xff), + (u16)(LINUX_VERSION_CODE & 0xffff)); /*Send the command*/ MLX5_SET(set_driver_version_in, in, opcode, @@ -1679,7 +1683,7 @@ static void mlx5_core_verify_params(void) } } -static int __init init(void) +static int __init mlx5_init(void) { int err; @@ -1704,7 +1708,7 @@ err_debug: return err; } -static void __exit cleanup(void) +static void __exit mlx5_cleanup(void) { #ifdef CONFIG_MLX5_CORE_EN mlx5e_cleanup(); @@ -1713,5 +1717,5 @@ static void __exit cleanup(void) mlx5_unregister_debugfs(); } -module_init(init); -module_exit(cleanup); +module_init(mlx5_init); +module_exit(mlx5_cleanup); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c b/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c index e36d3e3675f9..c9ba97b400fa 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c @@ -164,7 +164,8 @@ static int alloc_4k(struct mlx5_core_dev *dev, u64 *addr) fp = list_entry(dev->priv.free_list.next, struct fw_page, list); n = find_first_bit(&fp->bitmask, 8 * sizeof(fp->bitmask)); if (n >= MLX5_NUM_4K_IN_PAGE) { - mlx5_core_warn(dev, "alloc 4k bug\n"); + mlx5_core_warn(dev, "alloc 4k bug: fw page = 0x%llx, n = %u, bitmask: %lu, max num of 4K pages: %d\n", + fp->addr, n, fp->bitmask, MLX5_NUM_4K_IN_PAGE); return -ENOENT; } clear_bit(n, &fp->bitmask); @@ -331,6 +332,24 @@ out_free: return err; } +static u32 fwp_fill_manage_pages_out(struct fw_page *fwp, u32 *out, u32 index, + u32 npages) +{ + u32 pages_set = 0; + unsigned int n; + + for_each_clear_bit(n, &fwp->bitmask, MLX5_NUM_4K_IN_PAGE) { + MLX5_ARRAY_SET64(manage_pages_out, out, pas, index + pages_set, + fwp->addr + (n * MLX5_ADAPTER_PAGE_SIZE)); + pages_set++; + + if (!--npages) + break; + } + + return pages_set; +} + static int reclaim_pages_cmd(struct mlx5_core_dev *dev, u32 *in, int in_size, u32 *out, int out_size) { @@ -354,8 +373,7 @@ static int reclaim_pages_cmd(struct mlx5_core_dev *dev, if (fwp->func_id != func_id) continue; - MLX5_ARRAY_SET64(manage_pages_out, out, pas, i, fwp->addr); - i++; + i += fwp_fill_manage_pages_out(fwp, out, i, npages - i); } MLX5_SET(manage_pages_out, out, output_num_entries, i); @@ -453,8 +471,8 @@ void mlx5_core_req_pages_handler(struct mlx5_core_dev *dev, u16 func_id, int mlx5_satisfy_startup_pages(struct mlx5_core_dev *dev, int boot) { - u16 uninitialized_var(func_id); - s32 uninitialized_var(npages); + u16 func_id; + s32 npages; int err; err = mlx5_cmd_query_pages(dev, &func_id, &npages, boot); diff --git a/drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_tlv_multi.c b/drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_tlv_multi.c index 0094b92a233b..31c0d6ee81b1 100644 --- a/drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_tlv_multi.c +++ b/drivers/net/ethernet/mellanox/mlxfw/mlxfw_mfa2_tlv_multi.c @@ -62,6 +62,8 @@ mlxfw_mfa2_tlv_next(const struct mlxfw_mfa2_file *mfa2_file, if (tlv->type == MLXFW_MFA2_TLV_MULTI_PART) { multi = mlxfw_mfa2_tlv_multi_get(mfa2_file, tlv); + if (!multi) + return NULL; tlv_len = NLA_ALIGN(tlv_len + be16_to_cpu(multi->total_len)); } diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.c b/drivers/net/ethernet/mellanox/mlxsw/core.c index d8e7ca48753f..049ca4ba49de 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/core.c +++ b/drivers/net/ethernet/mellanox/mlxsw/core.c @@ -439,7 +439,8 @@ static void mlxsw_emad_trans_timeout_schedule(struct mlxsw_reg_trans *trans) if (trans->core->fw_flash_in_progress) timeout = msecs_to_jiffies(MLXSW_EMAD_TIMEOUT_DURING_FW_FLASH_MS); - queue_delayed_work(trans->core->emad_wq, &trans->timeout_dw, timeout); + queue_delayed_work(trans->core->emad_wq, &trans->timeout_dw, + timeout << trans->retries); } static int mlxsw_emad_transmit(struct mlxsw_core *mlxsw_core, @@ -488,6 +489,9 @@ static void mlxsw_emad_transmit_retry(struct mlxsw_core *mlxsw_core, err = mlxsw_emad_transmit(trans->core, trans); if (err == 0) return; + + if (!atomic_dec_and_test(&trans->active)) + return; } else { err = -EIO; } @@ -1111,6 +1115,8 @@ void mlxsw_core_bus_device_unregister(struct mlxsw_core *mlxsw_core, if (!reload) devlink_resources_unregister(devlink, NULL); mlxsw_core->bus->fini(mlxsw_core->bus_priv); + if (!reload) + devlink_free(devlink); return; diff --git a/drivers/net/ethernet/mellanox/mlxsw/i2c.c b/drivers/net/ethernet/mellanox/mlxsw/i2c.c index 798bd5aca384..1d1025fd2d88 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/i2c.c +++ b/drivers/net/ethernet/mellanox/mlxsw/i2c.c @@ -516,6 +516,7 @@ static int mlxsw_i2c_probe(struct i2c_client *client, return 0; errout: + mutex_destroy(&mlxsw_i2c->cmd.lock); i2c_set_clientdata(client, NULL); return err; diff --git a/drivers/net/ethernet/mellanox/mlxsw/pci.c b/drivers/net/ethernet/mellanox/mlxsw/pci.c index a903e97793f9..addd5765576d 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/pci.c +++ b/drivers/net/ethernet/mellanox/mlxsw/pci.c @@ -1825,6 +1825,7 @@ int mlxsw_pci_driver_register(struct pci_driver *pci_driver) { pci_driver->probe = mlxsw_pci_probe; pci_driver->remove = mlxsw_pci_remove; + pci_driver->shutdown = mlxsw_pci_remove; return pci_register_driver(pci_driver); } EXPORT_SYMBOL(mlxsw_pci_driver_register); diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_cnt.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum_cnt.h index 81465e267b10..b7eb3674e285 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_cnt.h +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_cnt.h @@ -7,8 +7,8 @@ #include "spectrum.h" enum mlxsw_sp_counter_sub_pool_id { - MLXSW_SP_COUNTER_SUB_POOL_FLOW, MLXSW_SP_COUNTER_SUB_POOL_RIF, + MLXSW_SP_COUNTER_SUB_POOL_FLOW, }; int mlxsw_sp_counter_alloc(struct mlxsw_sp *mlxsw_sp, diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_dcb.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_dcb.c index 21296fa7f7fb..bf51ed94952c 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_dcb.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_dcb.c @@ -227,8 +227,6 @@ static int mlxsw_sp_dcbnl_ieee_setets(struct net_device *dev, static int mlxsw_sp_dcbnl_app_validate(struct net_device *dev, struct dcb_app *app) { - int prio; - if (app->priority >= IEEE_8021QAZ_MAX_TCS) { netdev_err(dev, "APP entry with priority value %u is invalid\n", app->priority); @@ -242,17 +240,6 @@ static int mlxsw_sp_dcbnl_app_validate(struct net_device *dev, app->protocol); return -EINVAL; } - - /* Warn about any DSCP APP entries with the same PID. */ - prio = fls(dcb_ieee_getapp_mask(dev, app)); - if (prio--) { - if (prio < app->priority) - netdev_warn(dev, "Choosing priority %d for DSCP %d in favor of previously-active value of %d\n", - app->priority, app->protocol, prio); - else if (prio > app->priority) - netdev_warn(dev, "Ignoring new priority %d for DSCP %d in favor of current value of %d\n", - app->priority, app->protocol, prio); - } break; case IEEE_8021QAZ_APP_SEL_ETHERTYPE: diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_mr.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_mr.c index 336e5ecc68f8..f1874578aa14 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_mr.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_mr.c @@ -524,6 +524,16 @@ mlxsw_sp_mr_route_evif_resolve(struct mlxsw_sp_mr_table *mr_table, u16 erif_index = 0; int err; + /* Add the eRIF */ + if (mlxsw_sp_mr_vif_valid(rve->mr_vif)) { + erif_index = mlxsw_sp_rif_index(rve->mr_vif->rif); + err = mr->mr_ops->route_erif_add(mlxsw_sp, + rve->mr_route->route_priv, + erif_index); + if (err) + return err; + } + /* Update the route action, as the new eVIF can be a tunnel or a pimreg * device which will require updating the action. */ @@ -533,17 +543,7 @@ mlxsw_sp_mr_route_evif_resolve(struct mlxsw_sp_mr_table *mr_table, rve->mr_route->route_priv, route_action); if (err) - return err; - } - - /* Add the eRIF */ - if (mlxsw_sp_mr_vif_valid(rve->mr_vif)) { - erif_index = mlxsw_sp_rif_index(rve->mr_vif->rif); - err = mr->mr_ops->route_erif_add(mlxsw_sp, - rve->mr_route->route_priv, - erif_index); - if (err) - goto err_route_erif_add; + goto err_route_action_update; } /* Update the minimum MTU */ @@ -561,14 +561,14 @@ mlxsw_sp_mr_route_evif_resolve(struct mlxsw_sp_mr_table *mr_table, return 0; err_route_min_mtu_update: - if (mlxsw_sp_mr_vif_valid(rve->mr_vif)) - mr->mr_ops->route_erif_del(mlxsw_sp, rve->mr_route->route_priv, - erif_index); -err_route_erif_add: if (route_action != rve->mr_route->route_action) mr->mr_ops->route_action_update(mlxsw_sp, rve->mr_route->route_priv, rve->mr_route->route_action); +err_route_action_update: + if (mlxsw_sp_mr_vif_valid(rve->mr_vif)) + mr->mr_ops->route_erif_del(mlxsw_sp, rve->mr_route->route_priv, + erif_index); return err; } diff --git a/drivers/net/ethernet/micrel/ks8842.c b/drivers/net/ethernet/micrel/ks8842.c index e3d7c74d47bb..5282c5754ac1 100644 --- a/drivers/net/ethernet/micrel/ks8842.c +++ b/drivers/net/ethernet/micrel/ks8842.c @@ -1150,6 +1150,10 @@ static int ks8842_probe(struct platform_device *pdev) unsigned i; iomem = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!iomem) { + dev_err(&pdev->dev, "Invalid resource\n"); + return -EINVAL; + } if (!request_mem_region(iomem->start, resource_size(iomem), DRV_NAME)) goto err_mem_region; diff --git a/drivers/net/ethernet/micrel/ksz884x.c b/drivers/net/ethernet/micrel/ksz884x.c index ebbdfb908745..beec87ec15f5 100644 --- a/drivers/net/ethernet/micrel/ksz884x.c +++ b/drivers/net/ethernet/micrel/ksz884x.c @@ -1657,8 +1657,7 @@ static inline void set_tx_len(struct ksz_desc *desc, u32 len) #define HW_DELAY(hw, reg) \ do { \ - u16 dummy; \ - dummy = readw(hw->io + reg); \ + readw(hw->io + reg); \ } while (0) /** @@ -6937,7 +6936,7 @@ static int pcidev_init(struct pci_dev *pdev, const struct pci_device_id *id) char banner[sizeof(version)]; struct ksz_switch *sw = NULL; - result = pci_enable_device(pdev); + result = pcim_enable_device(pdev); if (result) return result; diff --git a/drivers/net/ethernet/microchip/encx24j600-regmap.c b/drivers/net/ethernet/microchip/encx24j600-regmap.c index 44bb04d4d21b..4a8d9633e082 100644 --- a/drivers/net/ethernet/microchip/encx24j600-regmap.c +++ b/drivers/net/ethernet/microchip/encx24j600-regmap.c @@ -367,7 +367,7 @@ static int regmap_encx24j600_phy_reg_read(void *context, unsigned int reg, goto err_out; usleep_range(26, 100); - while ((ret = regmap_read(ctx->regmap, MISTAT, &mistat) != 0) && + while (((ret = regmap_read(ctx->regmap, MISTAT, &mistat)) == 0) && (mistat & BUSY)) cpu_relax(); @@ -405,7 +405,7 @@ static int regmap_encx24j600_phy_reg_write(void *context, unsigned int reg, goto err_out; usleep_range(26, 100); - while ((ret = regmap_read(ctx->regmap, MISTAT, &mistat) != 0) && + while (((ret = regmap_read(ctx->regmap, MISTAT, &mistat)) == 0) && (mistat & BUSY)) cpu_relax(); @@ -505,13 +505,19 @@ static struct regmap_bus phymap_encx24j600 = { .reg_read = regmap_encx24j600_phy_reg_read, }; -void devm_regmap_init_encx24j600(struct device *dev, - struct encx24j600_context *ctx) +int devm_regmap_init_encx24j600(struct device *dev, + struct encx24j600_context *ctx) { mutex_init(&ctx->mutex); regcfg.lock_arg = ctx; ctx->regmap = devm_regmap_init(dev, ®map_encx24j600, ctx, ®cfg); + if (IS_ERR(ctx->regmap)) + return PTR_ERR(ctx->regmap); ctx->phymap = devm_regmap_init(dev, &phymap_encx24j600, ctx, &phycfg); + if (IS_ERR(ctx->phymap)) + return PTR_ERR(ctx->phymap); + + return 0; } EXPORT_SYMBOL_GPL(devm_regmap_init_encx24j600); diff --git a/drivers/net/ethernet/microchip/encx24j600.c b/drivers/net/ethernet/microchip/encx24j600.c index 84b6ad76f5bc..ff45326eb696 100644 --- a/drivers/net/ethernet/microchip/encx24j600.c +++ b/drivers/net/ethernet/microchip/encx24j600.c @@ -1032,10 +1032,13 @@ static int encx24j600_spi_probe(struct spi_device *spi) priv->speed = SPEED_100; priv->ctx.spi = spi; - devm_regmap_init_encx24j600(&spi->dev, &priv->ctx); ndev->irq = spi->irq; ndev->netdev_ops = &encx24j600_netdev_ops; + ret = devm_regmap_init_encx24j600(&spi->dev, &priv->ctx); + if (ret) + goto out_free; + mutex_init(&priv->lock); /* Reset device and check if it is connected */ diff --git a/drivers/net/ethernet/microchip/encx24j600_hw.h b/drivers/net/ethernet/microchip/encx24j600_hw.h index f604a260ede7..711147a159aa 100644 --- a/drivers/net/ethernet/microchip/encx24j600_hw.h +++ b/drivers/net/ethernet/microchip/encx24j600_hw.h @@ -15,8 +15,8 @@ struct encx24j600_context { int bank; }; -void devm_regmap_init_encx24j600(struct device *dev, - struct encx24j600_context *ctx); +int devm_regmap_init_encx24j600(struct device *dev, + struct encx24j600_context *ctx); /* Single-byte instructions */ #define BANK_SELECT(bank) (0xC0 | ((bank & (BANK_MASK >> BANK_SHIFT)) << 1)) diff --git a/drivers/net/ethernet/microchip/lan743x_ethtool.c b/drivers/net/ethernet/microchip/lan743x_ethtool.c index 07c1eb63415a..190c22cdc4d2 100644 --- a/drivers/net/ethernet/microchip/lan743x_ethtool.c +++ b/drivers/net/ethernet/microchip/lan743x_ethtool.c @@ -659,7 +659,9 @@ static void lan743x_ethtool_get_wol(struct net_device *netdev, wol->supported = 0; wol->wolopts = 0; - phy_ethtool_get_wol(netdev->phydev, wol); + + if (netdev->phydev) + phy_ethtool_get_wol(netdev->phydev, wol); wol->supported |= WAKE_BCAST | WAKE_UCAST | WAKE_MCAST | WAKE_MAGIC | WAKE_PHY | WAKE_ARP; @@ -688,9 +690,8 @@ static int lan743x_ethtool_set_wol(struct net_device *netdev, device_set_wakeup_enable(&adapter->pdev->dev, (bool)wol->wolopts); - phy_ethtool_set_wol(netdev->phydev, wol); - - return 0; + return netdev->phydev ? phy_ethtool_set_wol(netdev->phydev, wol) + : -ENETDOWN; } #endif /* CONFIG_PM */ diff --git a/drivers/net/ethernet/microchip/lan743x_main.c b/drivers/net/ethernet/microchip/lan743x_main.c index 208341541087..112d374e7166 100644 --- a/drivers/net/ethernet/microchip/lan743x_main.c +++ b/drivers/net/ethernet/microchip/lan743x_main.c @@ -80,6 +80,18 @@ static int lan743x_csr_light_reset(struct lan743x_adapter *adapter) !(data & HW_CFG_LRST_), 100000, 10000000); } +static int lan743x_csr_wait_for_bit_atomic(struct lan743x_adapter *adapter, + int offset, u32 bit_mask, + int target_value, int udelay_min, + int udelay_max, int count) +{ + u32 data; + + return readx_poll_timeout_atomic(LAN743X_CSR_READ_OP, offset, data, + target_value == !!(data & bit_mask), + udelay_max, udelay_min * count); +} + static int lan743x_csr_wait_for_bit(struct lan743x_adapter *adapter, int offset, u32 bit_mask, int target_value, int usleep_min, @@ -145,7 +157,8 @@ static void lan743x_intr_software_isr(void *context) int_sts = lan743x_csr_read(adapter, INT_STS); if (int_sts & INT_BIT_SW_GP_) { - lan743x_csr_write(adapter, INT_STS, INT_BIT_SW_GP_); + /* disable the interrupt to prevent repeated re-triggering */ + lan743x_csr_write(adapter, INT_EN_CLR, INT_BIT_SW_GP_); intr->software_isr_flag = 1; } } @@ -155,9 +168,8 @@ static void lan743x_tx_isr(void *context, u32 int_sts, u32 flags) struct lan743x_tx *tx = context; struct lan743x_adapter *adapter = tx->adapter; bool enable_flag = true; - u32 int_en = 0; - int_en = lan743x_csr_read(adapter, INT_EN_SET); + lan743x_csr_read(adapter, INT_EN_SET); if (flags & LAN743X_VECTOR_FLAG_SOURCE_ENABLE_CLEAR) { lan743x_csr_write(adapter, INT_EN_CLR, INT_BIT_DMA_TX_(tx->channel_number)); @@ -672,14 +684,12 @@ clean_up: static int lan743x_dp_write(struct lan743x_adapter *adapter, u32 select, u32 addr, u32 length, u32 *buf) { - int ret = -EIO; u32 dp_sel; int i; - mutex_lock(&adapter->dp_lock); - if (lan743x_csr_wait_for_bit(adapter, DP_SEL, DP_SEL_DPRDY_, - 1, 40, 100, 100)) - goto unlock; + if (lan743x_csr_wait_for_bit_atomic(adapter, DP_SEL, DP_SEL_DPRDY_, + 1, 40, 100, 100)) + return -EIO; dp_sel = lan743x_csr_read(adapter, DP_SEL); dp_sel &= ~DP_SEL_MASK_; dp_sel |= select; @@ -689,15 +699,13 @@ static int lan743x_dp_write(struct lan743x_adapter *adapter, lan743x_csr_write(adapter, DP_ADDR, addr + i); lan743x_csr_write(adapter, DP_DATA_0, buf[i]); lan743x_csr_write(adapter, DP_CMD, DP_CMD_WRITE_); - if (lan743x_csr_wait_for_bit(adapter, DP_SEL, DP_SEL_DPRDY_, - 1, 40, 100, 100)) - goto unlock; + if (lan743x_csr_wait_for_bit_atomic(adapter, DP_SEL, + DP_SEL_DPRDY_, + 1, 40, 100, 100)) + return -EIO; } - ret = 0; -unlock: - mutex_unlock(&adapter->dp_lock); - return ret; + return 0; } static u32 lan743x_mac_mii_access(u16 id, u16 index, int read) @@ -1250,13 +1258,13 @@ clean_up_data_descriptor: goto clear_active; if (!(buffer_info->flags & TX_BUFFER_INFO_FLAG_TIMESTAMP_REQUESTED)) { - dev_kfree_skb(buffer_info->skb); + dev_kfree_skb_any(buffer_info->skb); goto clear_skb; } if (cleanup) { lan743x_ptp_unrequest_tx_timestamp(tx->adapter); - dev_kfree_skb(buffer_info->skb); + dev_kfree_skb_any(buffer_info->skb); } else { ignore_sync = (buffer_info->flags & TX_BUFFER_INFO_FLAG_IGNORE_SYNC) != 0; @@ -1566,7 +1574,7 @@ static netdev_tx_t lan743x_tx_xmit_frame(struct lan743x_tx *tx, if (required_number_of_descriptors > lan743x_tx_get_avail_desc(tx)) { if (required_number_of_descriptors > (tx->ring_size - 1)) { - dev_kfree_skb(skb); + dev_kfree_skb_irq(skb); } else { /* save to overflow buffer */ tx->overflow_skb = skb; @@ -1599,7 +1607,7 @@ static netdev_tx_t lan743x_tx_xmit_frame(struct lan743x_tx *tx, start_frame_length, do_timestamp, skb->ip_summed == CHECKSUM_PARTIAL)) { - dev_kfree_skb(skb); + dev_kfree_skb_irq(skb); goto unlock; } @@ -1619,7 +1627,7 @@ static netdev_tx_t lan743x_tx_xmit_frame(struct lan743x_tx *tx, * frame assembler clean up was performed inside * lan743x_tx_frame_add_fragment */ - dev_kfree_skb(skb); + dev_kfree_skb_irq(skb); goto unlock; } } @@ -1639,10 +1647,9 @@ static int lan743x_tx_napi_poll(struct napi_struct *napi, int weight) bool start_transmitter = false; unsigned long irq_flags = 0; u32 ioc_bit = 0; - u32 int_sts = 0; ioc_bit = DMAC_INT_BIT_TX_IOC_(tx->channel_number); - int_sts = lan743x_csr_read(adapter, DMAC_INT_STS); + lan743x_csr_read(adapter, DMAC_INT_STS); if (tx->vector_flags & LAN743X_VECTOR_FLAG_SOURCE_STATUS_W2C) lan743x_csr_write(adapter, DMAC_INT_STS, ioc_bit); spin_lock_irqsave(&tx->ring_lock, irq_flags); @@ -1716,6 +1723,16 @@ static int lan743x_tx_ring_init(struct lan743x_tx *tx) ret = -EINVAL; goto cleanup; } + if (dma_set_mask_and_coherent(&tx->adapter->pdev->dev, + DMA_BIT_MASK(64))) { + if (dma_set_mask_and_coherent(&tx->adapter->pdev->dev, + DMA_BIT_MASK(32))) { + dev_warn(&tx->adapter->pdev->dev, + "lan743x_: No suitable DMA available\n"); + ret = -ENOMEM; + goto cleanup; + } + } ring_allocation_size = ALIGN(tx->ring_size * sizeof(struct lan743x_tx_descriptor), PAGE_SIZE); @@ -2264,6 +2281,16 @@ static int lan743x_rx_ring_init(struct lan743x_rx *rx) ret = -EINVAL; goto cleanup; } + if (dma_set_mask_and_coherent(&rx->adapter->pdev->dev, + DMA_BIT_MASK(64))) { + if (dma_set_mask_and_coherent(&rx->adapter->pdev->dev, + DMA_BIT_MASK(32))) { + dev_warn(&rx->adapter->pdev->dev, + "lan743x_: No suitable DMA available\n"); + ret = -ENOMEM; + goto cleanup; + } + } ring_allocation_size = ALIGN(rx->ring_size * sizeof(struct lan743x_rx_descriptor), PAGE_SIZE); @@ -2679,7 +2706,6 @@ static int lan743x_hardware_init(struct lan743x_adapter *adapter, adapter->intr.irq = adapter->pdev->irq; lan743x_csr_write(adapter, INT_EN_CLR, 0xFFFFFFFF); - mutex_init(&adapter->dp_lock); ret = lan743x_gpio_init(adapter); if (ret) @@ -3010,6 +3036,8 @@ static int lan743x_pm_resume(struct device *dev) if (ret) { netif_err(adapter, probe, adapter->netdev, "lan743x_hardware_init returned %d\n", ret); + lan743x_pci_cleanup(adapter); + return ret; } /* open netdev when netdev is at running state while resume. diff --git a/drivers/net/ethernet/microchip/lan743x_main.h b/drivers/net/ethernet/microchip/lan743x_main.h index 2d6eea18973e..77273be2d1ee 100644 --- a/drivers/net/ethernet/microchip/lan743x_main.h +++ b/drivers/net/ethernet/microchip/lan743x_main.h @@ -702,9 +702,6 @@ struct lan743x_adapter { struct lan743x_csr csr; struct lan743x_intr intr; - /* lock, used to prevent concurrent access to data port */ - struct mutex dp_lock; - struct lan743x_gpio gpio; struct lan743x_ptp ptp; diff --git a/drivers/net/ethernet/moxa/moxart_ether.c b/drivers/net/ethernet/moxa/moxart_ether.c index 4db3431b79ac..e1a3c3fefc31 100644 --- a/drivers/net/ethernet/moxa/moxart_ether.c +++ b/drivers/net/ethernet/moxa/moxart_ether.c @@ -538,10 +538,8 @@ static int moxart_mac_probe(struct platform_device *pdev) SET_NETDEV_DEV(ndev, &pdev->dev); ret = register_netdev(ndev); - if (ret) { - free_netdev(ndev); + if (ret) goto init_fail; - } netdev_dbg(ndev, "%s: IRQ=%d address=%pM\n", __func__, ndev->irq, ndev->dev_addr); diff --git a/drivers/net/ethernet/mscc/ocelot.c b/drivers/net/ethernet/mscc/ocelot.c index a29a6a618110..a4e20a62bf8d 100644 --- a/drivers/net/ethernet/mscc/ocelot.c +++ b/drivers/net/ethernet/mscc/ocelot.c @@ -1549,10 +1549,8 @@ static int ocelot_netdevice_event(struct notifier_block *unused, struct net_device *dev = netdev_notifier_info_to_dev(ptr); int ret = 0; - if (!ocelot_netdevice_dev_check(dev)) - return 0; - if (event == NETDEV_PRECHANGEUPPER && + ocelot_netdevice_dev_check(dev) && netif_is_lag_master(info->upper_dev)) { struct netdev_lag_upper_info *lag_upper_info = info->upper_info; struct netlink_ext_ack *extack; @@ -1735,8 +1733,12 @@ int ocelot_init(struct ocelot *ocelot) ocelot_write_rix(ocelot, ANA_PGID_PGID_PGID(GENMASK(ocelot->num_phys_ports, 0)), ANA_PGID_PGID, PGID_MC); - ocelot_write_rix(ocelot, 0, ANA_PGID_PGID, PGID_MCIPV4); - ocelot_write_rix(ocelot, 0, ANA_PGID_PGID, PGID_MCIPV6); + ocelot_write_rix(ocelot, + ANA_PGID_PGID_PGID(GENMASK(ocelot->num_phys_ports, 0)), + ANA_PGID_PGID, PGID_MCIPV4); + ocelot_write_rix(ocelot, + ANA_PGID_PGID_PGID(GENMASK(ocelot->num_phys_ports, 0)), + ANA_PGID_PGID, PGID_MCIPV6); /* CPU port Injection/Extraction configuration */ ocelot_write_rix(ocelot, QSYS_SWITCH_PORT_MODE_INGRESS_DROP_MODE | diff --git a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c index 6789eed78ff7..8296b0aa42a9 100644 --- a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c +++ b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c @@ -3853,6 +3853,7 @@ static int myri10ge_probe(struct pci_dev *pdev, const struct pci_device_id *ent) dev_err(&pdev->dev, "invalid sram_size %dB or board span %ldB\n", mgp->sram_size, mgp->board_span); + status = -EINVAL; goto abort_with_ioremap; } memcpy_fromio(mgp->eeprom_strings, @@ -3959,6 +3960,7 @@ abort_with_slices: myri10ge_free_slices(mgp); abort_with_firmware: + kfree(mgp->msix_vectors); myri10ge_dummy_rdma(mgp, 0); abort_with_ioremap: diff --git a/drivers/net/ethernet/natsemi/macsonic.c b/drivers/net/ethernet/natsemi/macsonic.c index 0937fc2a928e..23c9394cd5d2 100644 --- a/drivers/net/ethernet/natsemi/macsonic.c +++ b/drivers/net/ethernet/natsemi/macsonic.c @@ -540,10 +540,14 @@ static int mac_sonic_platform_probe(struct platform_device *pdev) err = register_netdev(dev); if (err) - goto out; + goto undo_probe; return 0; +undo_probe: + dma_free_coherent(lp->device, + SIZEOF_SONIC_DESC * SONIC_BUS_SCALE(lp->dma_bitmode), + lp->descriptors, lp->descriptors_laddr); out: free_netdev(dev); @@ -618,12 +622,16 @@ static int mac_sonic_nubus_probe(struct nubus_board *board) err = register_netdev(ndev); if (err) - goto out; + goto undo_probe; nubus_set_drvdata(board, ndev); return 0; +undo_probe: + dma_free_coherent(lp->device, + SIZEOF_SONIC_DESC * SONIC_BUS_SCALE(lp->dma_bitmode), + lp->descriptors, lp->descriptors_laddr); out: free_netdev(ndev); return err; diff --git a/drivers/net/ethernet/natsemi/natsemi.c b/drivers/net/ethernet/natsemi/natsemi.c index b9a1a9f999ea..039d5dd98dfe 100644 --- a/drivers/net/ethernet/natsemi/natsemi.c +++ b/drivers/net/ethernet/natsemi/natsemi.c @@ -819,7 +819,7 @@ static int natsemi_probe1(struct pci_dev *pdev, const struct pci_device_id *ent) printk(version); #endif - i = pci_enable_device(pdev); + i = pcim_enable_device(pdev); if (i) return i; /* natsemi has a non-standard PM control register @@ -852,7 +852,7 @@ static int natsemi_probe1(struct pci_dev *pdev, const struct pci_device_id *ent) ioaddr = ioremap(iostart, iosize); if (!ioaddr) { i = -ENOMEM; - goto err_ioremap; + goto err_pci_request_regions; } /* Work around the dropped serial bit. */ @@ -974,9 +974,6 @@ static int natsemi_probe1(struct pci_dev *pdev, const struct pci_device_id *ent) err_register_netdev: iounmap(ioaddr); - err_ioremap: - pci_release_regions(pdev); - err_pci_request_regions: free_netdev(dev); return i; @@ -3242,7 +3239,6 @@ static void natsemi_remove1(struct pci_dev *pdev) NATSEMI_REMOVE_FILE(pdev, dspcfg_workaround); unregister_netdev (dev); - pci_release_regions (pdev); iounmap(ioaddr); free_netdev (dev); } diff --git a/drivers/net/ethernet/natsemi/sonic.c b/drivers/net/ethernet/natsemi/sonic.c index 69282f31d519..fe54bcab705f 100644 --- a/drivers/net/ethernet/natsemi/sonic.c +++ b/drivers/net/ethernet/natsemi/sonic.c @@ -255,7 +255,7 @@ static int sonic_send_packet(struct sk_buff *skb, struct net_device *dev) */ laddr = dma_map_single(lp->device, skb->data, length, DMA_TO_DEVICE); - if (!laddr) { + if (dma_mapping_error(lp->device, laddr)) { pr_err_ratelimited("%s: failed to map tx DMA buffer.\n", dev->name); dev_kfree_skb_any(skb); return NETDEV_TX_OK; @@ -473,7 +473,7 @@ static bool sonic_alloc_rb(struct net_device *dev, struct sonic_local *lp, *new_addr = dma_map_single(lp->device, skb_put(*new_skb, SONIC_RBSIZE), SONIC_RBSIZE, DMA_FROM_DEVICE); - if (!*new_addr) { + if (dma_mapping_error(lp->device, *new_addr)) { dev_kfree_skb(*new_skb); *new_skb = NULL; return false; diff --git a/drivers/net/ethernet/natsemi/xtsonic.c b/drivers/net/ethernet/natsemi/xtsonic.c index e1b886e87a76..5117864738a7 100644 --- a/drivers/net/ethernet/natsemi/xtsonic.c +++ b/drivers/net/ethernet/natsemi/xtsonic.c @@ -120,7 +120,7 @@ static const struct net_device_ops xtsonic_netdev_ops = { .ndo_set_mac_address = eth_mac_addr, }; -static int __init sonic_probe1(struct net_device *dev) +static int sonic_probe1(struct net_device *dev) { unsigned int silicon_revision; struct sonic_local *lp = netdev_priv(dev); @@ -265,11 +265,14 @@ int xtsonic_probe(struct platform_device *pdev) sonic_msg_init(dev); if ((err = register_netdev(dev))) - goto out1; + goto undo_probe1; return 0; -out1: +undo_probe1: + dma_free_coherent(lp->device, + SIZEOF_SONIC_DESC * SONIC_BUS_SCALE(lp->dma_bitmode), + lp->descriptors, lp->descriptors_laddr); release_region(dev->base_addr, SONIC_MEM_SIZE); out: free_netdev(dev); diff --git a/drivers/net/ethernet/neterion/s2io.c b/drivers/net/ethernet/neterion/s2io.c index b8983e73265a..f5272d2fcc7e 100644 --- a/drivers/net/ethernet/neterion/s2io.c +++ b/drivers/net/ethernet/neterion/s2io.c @@ -2375,7 +2375,7 @@ static void free_tx_buffers(struct s2io_nic *nic) skb = s2io_txdl_getskb(&mac_control->fifos[i], txdp, j); if (skb) { swstats->mem_freed += skb->truesize; - dev_kfree_skb(skb); + dev_kfree_skb_irq(skb); cnt++; } } @@ -7126,9 +7126,8 @@ static int s2io_card_up(struct s2io_nic *sp) if (ret) { DBG_PRINT(ERR_DBG, "%s: Out of memory in Open\n", dev->name); - s2io_reset(sp); - free_rx_buffers(sp); - return -ENOMEM; + ret = -ENOMEM; + goto err_fill_buff; } DBG_PRINT(INFO_DBG, "Buf in ring:%d is %d:\n", i, ring->rx_bufs_left); @@ -7166,18 +7165,16 @@ static int s2io_card_up(struct s2io_nic *sp) /* Enable Rx Traffic and interrupts on the NIC */ if (start_nic(sp)) { DBG_PRINT(ERR_DBG, "%s: Starting NIC failed\n", dev->name); - s2io_reset(sp); - free_rx_buffers(sp); - return -ENODEV; + ret = -ENODEV; + goto err_out; } /* Add interrupt service routine */ if (s2io_add_isr(sp) != 0) { if (sp->config.intr_type == MSI_X) s2io_rem_isr(sp); - s2io_reset(sp); - free_rx_buffers(sp); - return -ENODEV; + ret = -ENODEV; + goto err_out; } timer_setup(&sp->alarm_timer, s2io_alarm_handle, 0); @@ -7197,6 +7194,20 @@ static int s2io_card_up(struct s2io_nic *sp) } return 0; + +err_out: + if (config->napi) { + if (config->intr_type == MSI_X) { + for (i = 0; i < sp->config.rx_ring_num; i++) + napi_disable(&sp->mac_control.rings[i].napi); + } else { + napi_disable(&sp->napi); + } + } +err_fill_buff: + s2io_reset(sp); + free_rx_buffers(sp); + return ret; } /** @@ -7280,7 +7291,7 @@ static int rx_osm_handler(struct ring_info *ring_data, struct RxD_t * rxdp) int ring_no = ring_data->ring_no; u16 l3_csum, l4_csum; unsigned long long err = rxdp->Control_1 & RXD_T_CODE; - struct lro *uninitialized_var(lro); + struct lro *lro; u8 err_mask; struct swStat *swstats = &sp->mac_control.stats_info->sw_stat; @@ -8569,7 +8580,7 @@ static void s2io_io_resume(struct pci_dev *pdev) return; } - if (s2io_set_mac_addr(netdev, netdev->dev_addr) == FAILURE) { + if (do_s2io_prog_unicast(netdev, netdev->dev_addr) == FAILURE) { s2io_card_down(sp); pr_err("Can't restore mac addr after reset.\n"); return; diff --git a/drivers/net/ethernet/neterion/vxge/vxge-main.c b/drivers/net/ethernet/neterion/vxge/vxge-main.c index 5ae3fa82909f..0766288e2f38 100644 --- a/drivers/net/ethernet/neterion/vxge/vxge-main.c +++ b/drivers/net/ethernet/neterion/vxge/vxge-main.c @@ -3529,13 +3529,13 @@ static void vxge_device_unregister(struct __vxge_hw_device *hldev) kfree(vdev->vpaths); - /* we are safe to free it now */ - free_netdev(dev); - vxge_debug_init(vdev->level_trace, "%s: ethernet device unregistered", buf); vxge_debug_entryexit(vdev->level_trace, "%s: %s:%d Exiting...", buf, __func__, __LINE__); + + /* we are safe to free it now */ + free_netdev(dev); } /* diff --git a/drivers/net/ethernet/neterion/vxge/vxge-traffic.c b/drivers/net/ethernet/neterion/vxge/vxge-traffic.c index 0c3b5dea2858..ad3702d3d831 100644 --- a/drivers/net/ethernet/neterion/vxge/vxge-traffic.c +++ b/drivers/net/ethernet/neterion/vxge/vxge-traffic.c @@ -29,8 +29,6 @@ */ enum vxge_hw_status vxge_hw_vpath_intr_enable(struct __vxge_hw_vpath_handle *vp) { - u64 val64; - struct __vxge_hw_virtualpath *vpath; struct vxge_hw_vpath_reg __iomem *vp_reg; enum vxge_hw_status status = VXGE_HW_OK; @@ -83,7 +81,7 @@ enum vxge_hw_status vxge_hw_vpath_intr_enable(struct __vxge_hw_vpath_handle *vp) __vxge_hw_pio_mem_write32_upper((u32)VXGE_HW_INTR_MASK_ALL, &vp_reg->xgmac_vp_int_status); - val64 = readq(&vp_reg->vpath_general_int_status); + readq(&vp_reg->vpath_general_int_status); /* Mask unwanted interrupts */ @@ -156,8 +154,6 @@ exit: enum vxge_hw_status vxge_hw_vpath_intr_disable( struct __vxge_hw_vpath_handle *vp) { - u64 val64; - struct __vxge_hw_virtualpath *vpath; enum vxge_hw_status status = VXGE_HW_OK; struct vxge_hw_vpath_reg __iomem *vp_reg; @@ -178,8 +174,6 @@ enum vxge_hw_status vxge_hw_vpath_intr_disable( (u32)VXGE_HW_INTR_MASK_ALL, &vp_reg->vpath_general_int_mask); - val64 = VXGE_HW_TIM_CLR_INT_EN_VP(1 << (16 - vpath->vp_id)); - writeq(VXGE_HW_INTR_MASK_ALL, &vp_reg->kdfcctl_errors_mask); __vxge_hw_pio_mem_write32_upper((u32)VXGE_HW_INTR_MASK_ALL, @@ -486,9 +480,7 @@ void vxge_hw_device_unmask_all(struct __vxge_hw_device *hldev) */ void vxge_hw_device_flush_io(struct __vxge_hw_device *hldev) { - u32 val32; - - val32 = readl(&hldev->common_reg->titan_general_int_status); + readl(&hldev->common_reg->titan_general_int_status); } /** @@ -1726,8 +1718,8 @@ void vxge_hw_fifo_txdl_free(struct __vxge_hw_fifo *fifo, void *txdlh) enum vxge_hw_status vxge_hw_vpath_mac_addr_add( struct __vxge_hw_vpath_handle *vp, - u8 (macaddr)[ETH_ALEN], - u8 (macaddr_mask)[ETH_ALEN], + u8 *macaddr, + u8 *macaddr_mask, enum vxge_hw_vpath_mac_addr_add_mode duplicate_mode) { u32 i; @@ -1789,8 +1781,8 @@ exit: enum vxge_hw_status vxge_hw_vpath_mac_addr_get( struct __vxge_hw_vpath_handle *vp, - u8 (macaddr)[ETH_ALEN], - u8 (macaddr_mask)[ETH_ALEN]) + u8 *macaddr, + u8 *macaddr_mask) { u32 i; u64 data1 = 0ULL; @@ -1841,8 +1833,8 @@ exit: enum vxge_hw_status vxge_hw_vpath_mac_addr_get_next( struct __vxge_hw_vpath_handle *vp, - u8 (macaddr)[ETH_ALEN], - u8 (macaddr_mask)[ETH_ALEN]) + u8 *macaddr, + u8 *macaddr_mask) { u32 i; u64 data1 = 0ULL; @@ -1894,8 +1886,8 @@ exit: enum vxge_hw_status vxge_hw_vpath_mac_addr_delete( struct __vxge_hw_vpath_handle *vp, - u8 (macaddr)[ETH_ALEN], - u8 (macaddr_mask)[ETH_ALEN]) + u8 *macaddr, + u8 *macaddr_mask) { u32 i; u64 data1 = 0ULL; @@ -2385,7 +2377,6 @@ enum vxge_hw_status vxge_hw_vpath_poll_rx(struct __vxge_hw_ring *ring) u8 t_code; enum vxge_hw_status status = VXGE_HW_OK; void *first_rxdh; - u64 val64 = 0; int new_count = 0; ring->cmpl_cnt = 0; @@ -2413,8 +2404,7 @@ enum vxge_hw_status vxge_hw_vpath_poll_rx(struct __vxge_hw_ring *ring) } writeq(VXGE_HW_PRC_RXD_DOORBELL_NEW_QW_CNT(new_count), &ring->vp_reg->prc_rxd_doorbell); - val64 = - readl(&ring->common_reg->titan_general_int_status); + readl(&ring->common_reg->titan_general_int_status); ring->doorbell_cnt = 0; } } diff --git a/drivers/net/ethernet/netronome/nfp/nfp_asm.c b/drivers/net/ethernet/netronome/nfp/nfp_asm.c index cc6ace2be8a9..ea9f47a35703 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_asm.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_asm.c @@ -226,7 +226,7 @@ int swreg_to_unrestricted(swreg dst, swreg lreg, swreg rreg, } reg->dst_lmextn = swreg_lmextn(dst); - reg->src_lmextn = swreg_lmextn(lreg) | swreg_lmextn(rreg); + reg->src_lmextn = swreg_lmextn(lreg) || swreg_lmextn(rreg); return 0; } @@ -307,7 +307,7 @@ int swreg_to_restricted(swreg dst, swreg lreg, swreg rreg, } reg->dst_lmextn = swreg_lmextn(dst); - reg->src_lmextn = swreg_lmextn(lreg) | swreg_lmextn(rreg); + reg->src_lmextn = swreg_lmextn(lreg) || swreg_lmextn(rreg); return 0; } diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c b/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c index 9043d2cadd5d..a51661cfd27f 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c @@ -299,6 +299,8 @@ nfp_net_get_link_ksettings(struct net_device *netdev, port = nfp_port_from_netdev(netdev); eth_port = nfp_port_get_eth_port(port); if (eth_port) { + ethtool_link_ksettings_add_link_mode(cmd, supported, Pause); + ethtool_link_ksettings_add_link_mode(cmd, advertising, Pause); cmd->base.autoneg = eth_port->aneg != NFP_ANEG_DISABLED ? AUTONEG_ENABLE : AUTONEG_DISABLE; nfp_net_set_fec_link_mode(eth_port, cmd); diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cppcore.c b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cppcore.c index 73de57a09800..f7b354e796cb 100644 --- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cppcore.c +++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cppcore.c @@ -803,8 +803,10 @@ int nfp_cpp_area_cache_add(struct nfp_cpp *cpp, size_t size) return -ENOMEM; cache = kzalloc(sizeof(*cache), GFP_KERNEL); - if (!cache) + if (!cache) { + nfp_cpp_area_free(area); return -ENOMEM; + } cache->id = 0; cache->addr = 0; @@ -872,7 +874,6 @@ area_cache_get(struct nfp_cpp *cpp, u32 id, } /* Adjust the start address to be cache size aligned */ - cache->id = id; cache->addr = addr & ~(u64)(cache->size - 1); /* Re-init to the new ID and address */ @@ -892,6 +893,8 @@ area_cache_get(struct nfp_cpp *cpp, u32 id, return NULL; } + cache->id = id; + exit: /* Adjust offset */ *offset = addr - cache->addr; diff --git a/drivers/net/ethernet/ni/nixge.c b/drivers/net/ethernet/ni/nixge.c index a791d7932b0e..abbb25f1384c 100644 --- a/drivers/net/ethernet/ni/nixge.c +++ b/drivers/net/ethernet/ni/nixge.c @@ -833,6 +833,7 @@ static int nixge_open(struct net_device *ndev) err_rx_irq: free_irq(priv->tx_irq, ndev); err_tx_irq: + napi_disable(&priv->napi); phy_stop(phy); phy_disconnect(phy); tasklet_kill(&priv->dma_err_tasklet); diff --git a/drivers/net/ethernet/nvidia/forcedeth.c b/drivers/net/ethernet/nvidia/forcedeth.c index 1d9b0d44ddb6..45be26dbdd11 100644 --- a/drivers/net/ethernet/nvidia/forcedeth.c +++ b/drivers/net/ethernet/nvidia/forcedeth.c @@ -6061,6 +6061,7 @@ static int nv_probe(struct pci_dev *pci_dev, const struct pci_device_id *id) return 0; out_error: + nv_mgmt_release_sema(dev); if (phystate_orig) writel(phystate|NVREG_ADAPTCTL_RUNNING, base + NvRegAdapterControl); out_freering: diff --git a/drivers/net/ethernet/nxp/lpc_eth.c b/drivers/net/ethernet/nxp/lpc_eth.c index 6bd6c261f2ba..27c22f0e9d25 100644 --- a/drivers/net/ethernet/nxp/lpc_eth.c +++ b/drivers/net/ethernet/nxp/lpc_eth.c @@ -1037,9 +1037,6 @@ static int lpc_eth_close(struct net_device *ndev) napi_disable(&pldat->napi); netif_stop_queue(ndev); - if (ndev->phydev) - phy_stop(ndev->phydev); - spin_lock_irqsave(&pldat->lock, flags); __lpc_eth_reset(pldat); netif_carrier_off(ndev); @@ -1047,6 +1044,8 @@ static int lpc_eth_close(struct net_device *ndev) writel(0, LPC_ENET_MAC2(pldat->net_base)); spin_unlock_irqrestore(&pldat->lock, flags); + if (ndev->phydev) + phy_stop(ndev->phydev); clk_disable_unprepare(pldat->clk); return 0; @@ -1513,6 +1512,7 @@ static int lpc_eth_drv_resume(struct platform_device *pdev) { struct net_device *ndev = platform_get_drvdata(pdev); struct netdata_local *pldat; + int ret; if (device_may_wakeup(&pdev->dev)) disable_irq_wake(ndev->irq); @@ -1522,7 +1522,9 @@ static int lpc_eth_drv_resume(struct platform_device *pdev) pldat = netdev_priv(ndev); /* Enable interface clock */ - clk_enable(pldat->clk); + ret = clk_enable(pldat->clk); + if (ret) + return ret; /* Reset and initialize */ __lpc_eth_reset(pldat); diff --git a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c index 3a4225837049..d85d51201e36 100644 --- a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c +++ b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c @@ -118,7 +118,7 @@ static int pch_ptp_match(struct sk_buff *skb, u16 uid_hi, u32 uid_lo, u16 seqid) { u8 *data = skb->data; unsigned int offset; - u16 *hi, *id; + u16 hi, id; u32 lo; if (ptp_classify_raw(skb) == PTP_CLASS_NONE) @@ -129,14 +129,11 @@ static int pch_ptp_match(struct sk_buff *skb, u16 uid_hi, u32 uid_lo, u16 seqid) if (skb->len < offset + OFF_PTP_SEQUENCE_ID + sizeof(seqid)) return 0; - hi = (u16 *)(data + offset + OFF_PTP_SOURCE_UUID); - id = (u16 *)(data + offset + OFF_PTP_SEQUENCE_ID); + hi = get_unaligned_be16(data + offset + OFF_PTP_SOURCE_UUID + 0); + lo = get_unaligned_be32(data + offset + OFF_PTP_SOURCE_UUID + 2); + id = get_unaligned_be16(data + offset + OFF_PTP_SEQUENCE_ID); - memcpy(&lo, &hi[1], sizeof(lo)); - - return (uid_hi == *hi && - uid_lo == lo && - seqid == *id); + return (uid_hi == hi && uid_lo == lo && seqid == id); } static void @@ -146,7 +143,6 @@ pch_rx_timestamp(struct pch_gbe_adapter *adapter, struct sk_buff *skb) struct pci_dev *pdev; u64 ns; u32 hi, lo, val; - u16 uid, seq; if (!adapter->hwts_rx_en) return; @@ -162,10 +158,7 @@ pch_rx_timestamp(struct pch_gbe_adapter *adapter, struct sk_buff *skb) lo = pch_src_uuid_lo_read(pdev); hi = pch_src_uuid_hi_read(pdev); - uid = hi & 0xffff; - seq = (hi >> 16) & 0xffff; - - if (!pch_ptp_match(skb, htons(uid), htonl(lo), htons(seq))) + if (!pch_ptp_match(skb, hi, lo, hi >> 16)) goto out; ns = pch_rx_snap_read(pdev); @@ -1184,6 +1177,7 @@ static void pch_gbe_tx_queue(struct pch_gbe_adapter *adapter, buffer_info->dma = 0; buffer_info->time_stamp = 0; tx_ring->next_to_use = ring_num; + dev_kfree_skb_any(skb); return; } buffer_info->mapped = true; @@ -2498,6 +2492,7 @@ static void pch_gbe_remove(struct pci_dev *pdev) unregister_netdev(netdev); pch_gbe_phy_hw_reset(&adapter->hw); + pci_dev_put(adapter->ptp_pdev); free_netdev(netdev); } @@ -2546,9 +2541,13 @@ static int pch_gbe_probe(struct pci_dev *pdev, adapter->pdev = pdev; adapter->hw.back = adapter; adapter->hw.reg = pcim_iomap_table(pdev)[PCH_GBE_PCI_BAR]; + adapter->pdata = (struct pch_gbe_privdata *)pci_id->driver_data; - if (adapter->pdata && adapter->pdata->platform_init) - adapter->pdata->platform_init(pdev); + if (adapter->pdata && adapter->pdata->platform_init) { + ret = adapter->pdata->platform_init(pdev); + if (ret) + goto err_free_netdev; + } adapter->ptp_pdev = pci_get_domain_bus_and_slot(pci_domain_nr(adapter->pdev->bus), @@ -2575,7 +2574,7 @@ static int pch_gbe_probe(struct pci_dev *pdev, /* setup the private structure */ ret = pch_gbe_sw_init(adapter); if (ret) - goto err_free_netdev; + goto err_put_dev; /* Initialize PHY */ ret = pch_gbe_init_phy(adapter); @@ -2633,6 +2632,8 @@ static int pch_gbe_probe(struct pci_dev *pdev, err_free_adapter: pch_gbe_phy_hw_reset(&adapter->hw); +err_put_dev: + pci_dev_put(adapter->ptp_pdev); err_free_netdev: free_netdev(netdev); return ret; @@ -2643,7 +2644,7 @@ err_free_netdev: */ static int pch_gbe_minnow_platform_init(struct pci_dev *pdev) { - unsigned long flags = GPIOF_DIR_OUT | GPIOF_INIT_HIGH | GPIOF_EXPORT; + unsigned long flags = GPIOF_OUT_INIT_HIGH; unsigned gpio = MINNOW_PHY_RESET_GPIO; int ret; diff --git a/drivers/net/ethernet/pasemi/pasemi_mac.c b/drivers/net/ethernet/pasemi/pasemi_mac.c index 65f69e562618..8238a7016159 100644 --- a/drivers/net/ethernet/pasemi/pasemi_mac.c +++ b/drivers/net/ethernet/pasemi/pasemi_mac.c @@ -1089,16 +1089,20 @@ static int pasemi_mac_open(struct net_device *dev) mac->tx = pasemi_mac_setup_tx_resources(dev); - if (!mac->tx) + if (!mac->tx) { + ret = -ENOMEM; goto out_tx_ring; + } /* We might already have allocated rings in case mtu was changed * before interface was brought up. */ if (dev->mtu > 1500 && !mac->num_cs) { pasemi_mac_setup_csrings(mac); - if (!mac->num_cs) + if (!mac->num_cs) { + ret = -ENOMEM; goto out_tx_ring; + } } /* Zero out rmon counters */ @@ -1431,7 +1435,7 @@ static void pasemi_mac_queue_csdesc(const struct sk_buff *skb, write_dma_reg(PAS_DMA_TXCHAN_INCR(txring->chan.chno), 2); } -static int pasemi_mac_start_tx(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t pasemi_mac_start_tx(struct sk_buff *skb, struct net_device *dev) { struct pasemi_mac * const mac = netdev_priv(dev); struct pasemi_mac_txring * const txring = tx_ring(mac); diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c b/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c index 59c70be22a84..a331ad406e7a 100644 --- a/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c +++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c @@ -580,11 +580,6 @@ static const struct net_device_ops netxen_netdev_ops = { .ndo_set_features = netxen_set_features, }; -static inline bool netxen_function_zero(struct pci_dev *pdev) -{ - return (PCI_FUNC(pdev->devfn) == 0) ? true : false; -} - static inline void netxen_set_interrupt_mode(struct netxen_adapter *adapter, u32 mode) { @@ -680,7 +675,7 @@ static int netxen_setup_intr(struct netxen_adapter *adapter) netxen_initialize_interrupt_registers(adapter); netxen_set_msix_bit(pdev, 0); - if (netxen_function_zero(pdev)) { + if (adapter->portnum == 0) { if (!netxen_setup_msi_interrupts(adapter, num_msix)) netxen_set_interrupt_mode(adapter, NETXEN_MSI_MODE); else @@ -1623,6 +1618,8 @@ err_out_free_netdev: free_netdev(netdev); err_out_free_res: + if (NX_IS_REVISION_P3(pdev->revision)) + pci_disable_pcie_error_reporting(pdev); pci_release_regions(pdev); err_out_disable_pdev: diff --git a/drivers/net/ethernet/qlogic/qed/qed_cxt.c b/drivers/net/ethernet/qlogic/qed/qed_cxt.c index 734462f8d881..88232a6a4584 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_cxt.c +++ b/drivers/net/ethernet/qlogic/qed/qed_cxt.c @@ -1024,6 +1024,7 @@ static void qed_ilt_shadow_free(struct qed_hwfn *p_hwfn) p_dma->p_virt = NULL; } kfree(p_mngr->ilt_shadow); + p_mngr->ilt_shadow = NULL; } static int qed_ilt_blk_alloc(struct qed_hwfn *p_hwfn, diff --git a/drivers/net/ethernet/qlogic/qed/qed_dcbx.c b/drivers/net/ethernet/qlogic/qed/qed_dcbx.c index 5900a506bf8d..ff8a7750d3c0 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_dcbx.c +++ b/drivers/net/ethernet/qlogic/qed/qed_dcbx.c @@ -1294,9 +1294,11 @@ int qed_dcbx_get_config_params(struct qed_hwfn *p_hwfn, p_hwfn->p_dcbx_info->set.ver_num |= DCBX_CONFIG_VERSION_STATIC; p_hwfn->p_dcbx_info->set.enabled = dcbx_info->operational.enabled; + BUILD_BUG_ON(sizeof(dcbx_info->operational.params) != + sizeof(p_hwfn->p_dcbx_info->set.config.params)); memcpy(&p_hwfn->p_dcbx_info->set.config.params, &dcbx_info->operational.params, - sizeof(struct qed_dcbx_admin_params)); + sizeof(p_hwfn->p_dcbx_info->set.config.params)); p_hwfn->p_dcbx_info->set.config.valid = true; memcpy(params, &p_hwfn->p_dcbx_info->set, sizeof(struct qed_dcbx_set)); diff --git a/drivers/net/ethernet/qlogic/qed/qed_dev.c b/drivers/net/ethernet/qlogic/qed/qed_dev.c index e50fc8f714dc..7e5beb413601 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_dev.c +++ b/drivers/net/ethernet/qlogic/qed/qed_dev.c @@ -4062,6 +4062,11 @@ static int qed_init_wfq_param(struct qed_hwfn *p_hwfn, num_vports = p_hwfn->qm_info.num_vports; + if (num_vports < 2) { + DP_NOTICE(p_hwfn, "Unexpected num_vports: %d\n", num_vports); + return -EINVAL; + } + /* Accounting for the vports which are configured for WFQ explicitly */ for (i = 0; i < num_vports; i++) { u32 tmp_speed; diff --git a/drivers/net/ethernet/qlogic/qed/qed_iwarp.c b/drivers/net/ethernet/qlogic/qed/qed_iwarp.c index 39787bb885c8..80afc8f36e00 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_iwarp.c +++ b/drivers/net/ethernet/qlogic/qed/qed_iwarp.c @@ -2737,14 +2737,18 @@ qed_iwarp_ll2_start(struct qed_hwfn *p_hwfn, iwarp_info->partial_fpdus = kcalloc((u16)p_hwfn->p_rdma_info->num_qps, sizeof(*iwarp_info->partial_fpdus), GFP_KERNEL); - if (!iwarp_info->partial_fpdus) + if (!iwarp_info->partial_fpdus) { + rc = -ENOMEM; goto err; + } iwarp_info->max_num_partial_fpdus = (u16)p_hwfn->p_rdma_info->num_qps; iwarp_info->mpa_intermediate_buf = kzalloc(buff_size, GFP_KERNEL); - if (!iwarp_info->mpa_intermediate_buf) + if (!iwarp_info->mpa_intermediate_buf) { + rc = -ENOMEM; goto err; + } /* The mpa_bufs array serves for pending RX packets received on the * mpa ll2 that don't have place on the tx ring and require later @@ -2754,8 +2758,10 @@ qed_iwarp_ll2_start(struct qed_hwfn *p_hwfn, iwarp_info->mpa_bufs = kcalloc(data.input.rx_num_desc, sizeof(*iwarp_info->mpa_bufs), GFP_KERNEL); - if (!iwarp_info->mpa_bufs) + if (!iwarp_info->mpa_bufs) { + rc = -ENOMEM; goto err; + } INIT_LIST_HEAD(&iwarp_info->mpa_buf_pending_list); INIT_LIST_HEAD(&iwarp_info->mpa_buf_list); diff --git a/drivers/net/ethernet/qlogic/qed/qed_ll2.c b/drivers/net/ethernet/qlogic/qed/qed_ll2.c index 2847509a183d..cb3569ac85f7 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_ll2.c +++ b/drivers/net/ethernet/qlogic/qed/qed_ll2.c @@ -354,6 +354,9 @@ static int qed_ll2_txq_completion(struct qed_hwfn *p_hwfn, void *p_cookie) unsigned long flags; int rc = -EINVAL; + if (!p_ll2_conn) + return rc; + spin_lock_irqsave(&p_tx->lock, flags); if (p_tx->b_completing_packet) { rc = -EBUSY; @@ -527,7 +530,16 @@ static int qed_ll2_rxq_completion(struct qed_hwfn *p_hwfn, void *cookie) unsigned long flags = 0; int rc = 0; + if (!p_ll2_conn) + return rc; + spin_lock_irqsave(&p_rx->lock, flags); + + if (!QED_LL2_RX_REGISTERED(p_ll2_conn)) { + spin_unlock_irqrestore(&p_rx->lock, flags); + return 0; + } + cq_new_idx = le16_to_cpu(*p_rx->p_fw_cons); cq_old_idx = qed_chain_get_cons_idx(&p_rx->rcq_chain); @@ -848,6 +860,9 @@ static int qed_ll2_lb_rxq_completion(struct qed_hwfn *p_hwfn, void *p_cookie) struct qed_ll2_info *p_ll2_conn = (struct qed_ll2_info *)p_cookie; int rc; + if (!p_ll2_conn) + return 0; + if (!QED_LL2_RX_REGISTERED(p_ll2_conn)) return 0; @@ -871,6 +886,9 @@ static int qed_ll2_lb_txq_completion(struct qed_hwfn *p_hwfn, void *p_cookie) u16 new_idx = 0, num_bds = 0; int rc; + if (!p_ll2_conn) + return 0; + if (!QED_LL2_TX_REGISTERED(p_ll2_conn)) return 0; @@ -1628,6 +1646,8 @@ int qed_ll2_post_rx_buffer(void *cxt, if (!p_ll2_conn) return -EINVAL; p_rx = &p_ll2_conn->rx_queue; + if (!p_rx->set_prod_addr) + return -EIO; spin_lock_irqsave(&p_rx->lock, flags); if (!list_empty(&p_rx->free_descq)) diff --git a/drivers/net/ethernet/qlogic/qed/qed_ll2.h b/drivers/net/ethernet/qlogic/qed/qed_ll2.h index f65817012e97..785899d3511c 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_ll2.h +++ b/drivers/net/ethernet/qlogic/qed/qed_ll2.h @@ -122,9 +122,9 @@ struct qed_ll2_info { enum core_tx_dest tx_dest; u8 tx_stats_en; bool main_func_queue; + struct qed_ll2_cbs cbs; struct qed_ll2_rx_queue rx_queue; struct qed_ll2_tx_queue tx_queue; - struct qed_ll2_cbs cbs; }; /** diff --git a/drivers/net/ethernet/qlogic/qed/qed_main.c b/drivers/net/ethernet/qlogic/qed/qed_main.c index 049a83b40e46..43c85e584b6f 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_main.c +++ b/drivers/net/ethernet/qlogic/qed/qed_main.c @@ -439,7 +439,12 @@ static int qed_enable_msix(struct qed_dev *cdev, rc = cnt; } - if (rc > 0) { + /* For VFs, we should return with an error in case we didn't get the + * exact number of msix vectors as we requested. + * Not doing that will lead to a crash when starting queues for + * this VF. + */ + if ((IS_PF(cdev) && rc > 0) || (IS_VF(cdev) && rc == cnt)) { /* MSI-x configuration was achieved */ int_params->out.int_mode = QED_INT_MODE_MSIX; int_params->out.num_vectors = rc; @@ -1062,6 +1067,7 @@ static int qed_slowpath_start(struct qed_dev *cdev, } else { DP_NOTICE(cdev, "Failed to acquire PTT for aRFS\n"); + rc = -EINVAL; goto err; } } diff --git a/drivers/net/ethernet/qlogic/qed/qed_mcp.c b/drivers/net/ethernet/qlogic/qed/qed_mcp.c index 938ace333af1..d16cadca2f7e 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_mcp.c +++ b/drivers/net/ethernet/qlogic/qed/qed_mcp.c @@ -498,14 +498,18 @@ _qed_mcp_cmd_and_union(struct qed_hwfn *p_hwfn, spin_lock_bh(&p_hwfn->mcp_info->cmd_lock); - if (!qed_mcp_has_pending_cmd(p_hwfn)) + if (!qed_mcp_has_pending_cmd(p_hwfn)) { + spin_unlock_bh(&p_hwfn->mcp_info->cmd_lock); break; + } rc = qed_mcp_update_pending_cmd(p_hwfn, p_ptt); - if (!rc) + if (!rc) { + spin_unlock_bh(&p_hwfn->mcp_info->cmd_lock); break; - else if (rc != -EAGAIN) + } else if (rc != -EAGAIN) { goto err; + } spin_unlock_bh(&p_hwfn->mcp_info->cmd_lock); @@ -522,6 +526,8 @@ _qed_mcp_cmd_and_union(struct qed_hwfn *p_hwfn, return -EAGAIN; } + spin_lock_bh(&p_hwfn->mcp_info->cmd_lock); + /* Send the mailbox command */ qed_mcp_reread_offsets(p_hwfn, p_ptt); seq_num = ++p_hwfn->mcp_info->drv_mb_seq; @@ -548,14 +554,18 @@ _qed_mcp_cmd_and_union(struct qed_hwfn *p_hwfn, spin_lock_bh(&p_hwfn->mcp_info->cmd_lock); - if (p_cmd_elem->b_is_completed) + if (p_cmd_elem->b_is_completed) { + spin_unlock_bh(&p_hwfn->mcp_info->cmd_lock); break; + } rc = qed_mcp_update_pending_cmd(p_hwfn, p_ptt); - if (!rc) + if (!rc) { + spin_unlock_bh(&p_hwfn->mcp_info->cmd_lock); break; - else if (rc != -EAGAIN) + } else if (rc != -EAGAIN) { goto err; + } spin_unlock_bh(&p_hwfn->mcp_info->cmd_lock); } while (++cnt < max_retries); @@ -576,6 +586,7 @@ _qed_mcp_cmd_and_union(struct qed_hwfn *p_hwfn, return -EAGAIN; } + spin_lock_bh(&p_hwfn->mcp_info->cmd_lock); qed_mcp_cmd_del_elem(p_hwfn, p_cmd_elem); spin_unlock_bh(&p_hwfn->mcp_info->cmd_lock); @@ -2830,6 +2841,7 @@ qed_mcp_get_nvm_image_att(struct qed_hwfn *p_hwfn, struct qed_nvm_image_att *p_image_att) { enum nvm_image_type type; + int rc; u32 i; /* Translate image_id into MFW definitions */ @@ -2855,7 +2867,10 @@ qed_mcp_get_nvm_image_att(struct qed_hwfn *p_hwfn, return -EINVAL; } - qed_mcp_nvm_info_populate(p_hwfn); + rc = qed_mcp_nvm_info_populate(p_hwfn); + if (rc) + return rc; + for (i = 0; i < p_hwfn->nvm_info.num_images; i++) if (type == p_hwfn->nvm_info.image_att[i].image_type) break; diff --git a/drivers/net/ethernet/qlogic/qed/qed_rdma.c b/drivers/net/ethernet/qlogic/qed/qed_rdma.c index 909422d93903..3392982ff374 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_rdma.c +++ b/drivers/net/ethernet/qlogic/qed/qed_rdma.c @@ -1244,8 +1244,7 @@ qed_rdma_create_qp(void *rdma_cxt, if (!rdma_cxt || !in_params || !out_params || !p_hwfn->p_rdma_info->active) { - DP_ERR(p_hwfn->cdev, - "qed roce create qp failed due to NULL entry (rdma_cxt=%p, in=%p, out=%p, roce_info=?\n", + pr_err("qed roce create qp failed due to NULL entry (rdma_cxt=%p, in=%p, out=%p, roce_info=?\n", rdma_cxt, in_params, out_params); return NULL; } diff --git a/drivers/net/ethernet/qlogic/qed/qed_sriov.c b/drivers/net/ethernet/qlogic/qed/qed_sriov.c index 886c7aae662f..5c8eaded6b30 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_sriov.c +++ b/drivers/net/ethernet/qlogic/qed/qed_sriov.c @@ -3002,12 +3002,16 @@ static int qed_iov_pre_update_vport(struct qed_hwfn *hwfn, u8 mask = QED_ACCEPT_UCAST_UNMATCHED | QED_ACCEPT_MCAST_UNMATCHED; struct qed_filter_accept_flags *flags = ¶ms->accept_flags; struct qed_public_vf_info *vf_info; + u16 tlv_mask; + + tlv_mask = BIT(QED_IOV_VP_UPDATE_ACCEPT_PARAM) | + BIT(QED_IOV_VP_UPDATE_ACCEPT_ANY_VLAN); /* Untrusted VFs can't even be trusted to know that fact. * Simply indicate everything is configured fine, and trace * configuration 'behind their back'. */ - if (!(*tlvs & BIT(QED_IOV_VP_UPDATE_ACCEPT_PARAM))) + if (!(*tlvs & tlv_mask)) return 0; vf_info = qed_iov_get_public_vf_info(hwfn, vfid, true); @@ -3024,6 +3028,13 @@ static int qed_iov_pre_update_vport(struct qed_hwfn *hwfn, flags->tx_accept_filter &= ~mask; } + if (params->update_accept_any_vlan_flg) { + vf_info->accept_any_vlan = params->accept_any_vlan; + + if (vf_info->forced_vlan && !vf_info->is_trusted_configured) + params->accept_any_vlan = false; + } + return 0; } @@ -3800,11 +3811,11 @@ bool qed_iov_mark_vf_flr(struct qed_hwfn *p_hwfn, u32 *p_disabled_vfs) return found; } -static void qed_iov_get_link(struct qed_hwfn *p_hwfn, - u16 vfid, - struct qed_mcp_link_params *p_params, - struct qed_mcp_link_state *p_link, - struct qed_mcp_link_capabilities *p_caps) +static int qed_iov_get_link(struct qed_hwfn *p_hwfn, + u16 vfid, + struct qed_mcp_link_params *p_params, + struct qed_mcp_link_state *p_link, + struct qed_mcp_link_capabilities *p_caps) { struct qed_vf_info *p_vf = qed_iov_get_vf_info(p_hwfn, vfid, @@ -3812,7 +3823,7 @@ static void qed_iov_get_link(struct qed_hwfn *p_hwfn, struct qed_bulletin_content *p_bulletin; if (!p_vf) - return; + return -EINVAL; p_bulletin = p_vf->bulletin.p_virt; @@ -3822,6 +3833,7 @@ static void qed_iov_get_link(struct qed_hwfn *p_hwfn, __qed_vf_get_link_state(p_hwfn, p_link, p_bulletin); if (p_caps) __qed_vf_get_link_caps(p_hwfn, p_caps, p_bulletin); + return 0; } static int @@ -4391,6 +4403,9 @@ qed_iov_configure_min_tx_rate(struct qed_dev *cdev, int vfid, u32 rate) } vf = qed_iov_get_vf_info(QED_LEADING_HWFN(cdev), (u16)vfid, true); + if (!vf) + return -EINVAL; + vport_id = vf->vport_id; return qed_configure_vport_wfq(cdev, vport_id, rate); @@ -4676,6 +4691,7 @@ static int qed_get_vf_config(struct qed_dev *cdev, struct qed_public_vf_info *vf_info; struct qed_mcp_link_state link; u32 tx_rate; + int ret; /* Sanitize request */ if (IS_VF(cdev)) @@ -4689,7 +4705,9 @@ static int qed_get_vf_config(struct qed_dev *cdev, vf_info = qed_iov_get_public_vf_info(hwfn, vf_id, true); - qed_iov_get_link(hwfn, vf_id, NULL, &link, NULL); + ret = qed_iov_get_link(hwfn, vf_id, NULL, &link, NULL); + if (ret) + return ret; /* Fill information about VF */ ivi->vf = vf_id; @@ -4705,6 +4723,7 @@ static int qed_get_vf_config(struct qed_dev *cdev, tx_rate = vf_info->tx_rate; ivi->max_tx_rate = tx_rate ? tx_rate : link.speed; ivi->min_tx_rate = qed_iov_get_vf_min_rate(hwfn, vf_id); + ivi->trusted = vf_info->is_trusted_request; return 0; } @@ -5126,7 +5145,7 @@ static void qed_iov_handle_trust_change(struct qed_hwfn *hwfn) /* Validate that the VF has a configured vport */ vf = qed_iov_get_vf_info(hwfn, i, true); - if (!vf->vport_instance) + if (!vf || !vf->vport_instance) continue; memset(¶ms, 0, sizeof(params)); @@ -5135,6 +5154,12 @@ static void qed_iov_handle_trust_change(struct qed_hwfn *hwfn) params.update_ctl_frame_check = 1; params.mac_chk_en = !vf_info->is_trusted_configured; + params.update_accept_any_vlan_flg = 0; + + if (vf_info->accept_any_vlan && vf_info->forced_vlan) { + params.update_accept_any_vlan_flg = 1; + params.accept_any_vlan = vf_info->accept_any_vlan; + } if (vf_info->rx_accept_mode & mask) { flags->update_rx_mode_config = 1; @@ -5150,13 +5175,20 @@ static void qed_iov_handle_trust_change(struct qed_hwfn *hwfn) if (!vf_info->is_trusted_configured) { flags->rx_accept_filter &= ~mask; flags->tx_accept_filter &= ~mask; + params.accept_any_vlan = false; } if (flags->update_rx_mode_config || flags->update_tx_mode_config || - params.update_ctl_frame_check) + params.update_ctl_frame_check || + params.update_accept_any_vlan_flg) { + DP_VERBOSE(hwfn, QED_MSG_IOV, + "vport update config for %s VF[abs 0x%x rel 0x%x]\n", + vf_info->is_trusted_configured ? "trusted" : "untrusted", + vf->abs_vf_id, vf->relative_vf_id); qed_sp_vport_update(hwfn, ¶ms, QED_SPQ_MODE_EBLOCK, NULL); + } } } diff --git a/drivers/net/ethernet/qlogic/qed/qed_sriov.h b/drivers/net/ethernet/qlogic/qed/qed_sriov.h index 9a8fd79611f2..853be06bccdf 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_sriov.h +++ b/drivers/net/ethernet/qlogic/qed/qed_sriov.h @@ -88,6 +88,7 @@ struct qed_public_vf_info { bool is_trusted_request; u8 rx_accept_mode; u8 tx_accept_mode; + bool accept_any_vlan; }; struct qed_iov_vf_init_params { diff --git a/drivers/net/ethernet/qlogic/qed/qed_vf.c b/drivers/net/ethernet/qlogic/qed/qed_vf.c index 93a0fbf6a132..e12338abaf0a 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_vf.c +++ b/drivers/net/ethernet/qlogic/qed/qed_vf.c @@ -539,6 +539,9 @@ int qed_vf_hw_prepare(struct qed_hwfn *p_hwfn) p_iov->bulletin.size, &p_iov->bulletin.phys, GFP_KERNEL); + if (!p_iov->bulletin.p_virt) + goto free_pf2vf_reply; + DP_VERBOSE(p_hwfn, QED_MSG_IOV, "VF's bulletin Board [%p virt 0x%llx phys 0x%08x bytes]\n", p_iov->bulletin.p_virt, @@ -578,6 +581,10 @@ int qed_vf_hw_prepare(struct qed_hwfn *p_hwfn) return rc; +free_pf2vf_reply: + dma_free_coherent(&p_hwfn->cdev->pdev->dev, + sizeof(union pfvf_tlvs), + p_iov->pf2vf_reply, p_iov->pf2vf_reply_phys); free_vf2pf_request: dma_free_coherent(&p_hwfn->cdev->pdev->dev, sizeof(union vfpf_tlvs), diff --git a/drivers/net/ethernet/qlogic/qede/qede_fp.c b/drivers/net/ethernet/qlogic/qede/qede_fp.c index a96da16f3404..6a1a7d37dfd7 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_fp.c +++ b/drivers/net/ethernet/qlogic/qede/qede_fp.c @@ -731,6 +731,9 @@ qede_build_skb(struct qede_rx_queue *rxq, buf = page_address(bd->data) + bd->page_offset; skb = build_skb(buf, rxq->rx_buf_seg_size); + if (unlikely(!skb)) + return NULL; + skb_reserve(skb, pad); skb_put(skb, len); @@ -1606,6 +1609,13 @@ netdev_tx_t qede_start_xmit(struct sk_buff *skb, struct net_device *ndev) data_split = true; } } else { + if (unlikely(skb->len > ETH_TX_MAX_NON_LSO_PKT_LEN)) { + DP_ERR(edev, "Unexpected non LSO skb length = 0x%x\n", skb->len); + qede_free_failed_tx_pkt(txq, first_bd, 0, false); + qede_update_tx_producer(txq); + return NETDEV_TX_OK; + } + val |= ((skb->len & ETH_TX_DATA_1ST_BD_PKT_LEN_MASK) << ETH_TX_DATA_1ST_BD_PKT_LEN_SHIFT); } @@ -1747,6 +1757,11 @@ netdev_features_t qede_features_check(struct sk_buff *skb, ntohs(udp_hdr(skb)->dest) != gnv_port)) return features & ~(NETIF_F_CSUM_MASK | NETIF_F_GSO_MASK); + } else if (l4_proto == IPPROTO_IPIP) { + /* IPIP tunnels are unknown to the device or at least unsupported natively, + * offloads for them can't be done trivially, so disable them for such skb. + */ + return features & ~(NETIF_F_CSUM_MASK | NETIF_F_GSO_MASK); } } diff --git a/drivers/net/ethernet/qlogic/qede/qede_main.c b/drivers/net/ethernet/qlogic/qede/qede_main.c index 1aabb2e7a38b..756c5943f5e0 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_main.c +++ b/drivers/net/ethernet/qlogic/qede/qede_main.c @@ -1676,6 +1676,7 @@ static void qede_sync_free_irqs(struct qede_dev *edev) } edev->int_info.used_cnt = 0; + edev->int_info.msix_cnt = 0; } static int qede_req_msix_irqs(struct qede_dev *edev) @@ -2193,7 +2194,6 @@ static int qede_load(struct qede_dev *edev, enum qede_load_mode mode, goto out; err4: qede_sync_free_irqs(edev); - memset(&edev->int_info.msix_cnt, 0, sizeof(struct qed_int_info)); err3: qede_napi_disable_remove(edev); err2: diff --git a/drivers/net/ethernet/qlogic/qla3xxx.c b/drivers/net/ethernet/qlogic/qla3xxx.c index 1b5e098b2367..99949140c2e7 100644 --- a/drivers/net/ethernet/qlogic/qla3xxx.c +++ b/drivers/net/ethernet/qlogic/qla3xxx.c @@ -115,7 +115,7 @@ static int ql_sem_spinlock(struct ql3_adapter *qdev, value = readl(&port_regs->CommonRegs.semaphoreReg); if ((value & (sem_mask >> 16)) == sem_bits) return 0; - ssleep(1); + mdelay(1000); } while (--seconds); return -1; } @@ -155,7 +155,7 @@ static int ql_wait_for_drvr_lock(struct ql3_adapter *qdev) "driver lock acquired\n"); return 1; } - ssleep(1); + mdelay(1000); } while (++i < 10); netdev_err(qdev->ndev, "Timed out waiting for driver lock...\n"); @@ -316,12 +316,11 @@ static void ql_release_to_lrg_buf_free_list(struct ql3_adapter *qdev, * buffer */ skb_reserve(lrg_buf_cb->skb, QL_HEADER_SPACE); - map = pci_map_single(qdev->pdev, + map = dma_map_single(&qdev->pdev->dev, lrg_buf_cb->skb->data, - qdev->lrg_buffer_len - - QL_HEADER_SPACE, - PCI_DMA_FROMDEVICE); - err = pci_dma_mapping_error(qdev->pdev, map); + qdev->lrg_buffer_len - QL_HEADER_SPACE, + DMA_FROM_DEVICE); + err = dma_mapping_error(&qdev->pdev->dev, map); if (err) { netdev_err(qdev->ndev, "PCI mapping failed with error: %d\n", @@ -1803,13 +1802,12 @@ static int ql_populate_free_queue(struct ql3_adapter *qdev) * first buffer */ skb_reserve(lrg_buf_cb->skb, QL_HEADER_SPACE); - map = pci_map_single(qdev->pdev, + map = dma_map_single(&qdev->pdev->dev, lrg_buf_cb->skb->data, - qdev->lrg_buffer_len - - QL_HEADER_SPACE, - PCI_DMA_FROMDEVICE); + qdev->lrg_buffer_len - QL_HEADER_SPACE, + DMA_FROM_DEVICE); - err = pci_dma_mapping_error(qdev->pdev, map); + err = dma_mapping_error(&qdev->pdev->dev, map); if (err) { netdev_err(qdev->ndev, "PCI mapping failed with error: %d\n", @@ -1945,18 +1943,16 @@ static void ql_process_mac_tx_intr(struct ql3_adapter *qdev, goto invalid_seg_count; } - pci_unmap_single(qdev->pdev, + dma_unmap_single(&qdev->pdev->dev, dma_unmap_addr(&tx_cb->map[0], mapaddr), - dma_unmap_len(&tx_cb->map[0], maplen), - PCI_DMA_TODEVICE); + dma_unmap_len(&tx_cb->map[0], maplen), DMA_TO_DEVICE); tx_cb->seg_count--; if (tx_cb->seg_count) { for (i = 1; i < tx_cb->seg_count; i++) { - pci_unmap_page(qdev->pdev, - dma_unmap_addr(&tx_cb->map[i], - mapaddr), + dma_unmap_page(&qdev->pdev->dev, + dma_unmap_addr(&tx_cb->map[i], mapaddr), dma_unmap_len(&tx_cb->map[i], maplen), - PCI_DMA_TODEVICE); + DMA_TO_DEVICE); } } qdev->ndev->stats.tx_packets++; @@ -2023,10 +2019,9 @@ static void ql_process_mac_rx_intr(struct ql3_adapter *qdev, qdev->ndev->stats.rx_bytes += length; skb_put(skb, length); - pci_unmap_single(qdev->pdev, + dma_unmap_single(&qdev->pdev->dev, dma_unmap_addr(lrg_buf_cb2, mapaddr), - dma_unmap_len(lrg_buf_cb2, maplen), - PCI_DMA_FROMDEVICE); + dma_unmap_len(lrg_buf_cb2, maplen), DMA_FROM_DEVICE); prefetch(skb->data); skb_checksum_none_assert(skb); skb->protocol = eth_type_trans(skb, qdev->ndev); @@ -2069,10 +2064,9 @@ static void ql_process_macip_rx_intr(struct ql3_adapter *qdev, skb2 = lrg_buf_cb2->skb; skb_put(skb2, length); /* Just the second buffer length here. */ - pci_unmap_single(qdev->pdev, + dma_unmap_single(&qdev->pdev->dev, dma_unmap_addr(lrg_buf_cb2, mapaddr), - dma_unmap_len(lrg_buf_cb2, maplen), - PCI_DMA_FROMDEVICE); + dma_unmap_len(lrg_buf_cb2, maplen), DMA_FROM_DEVICE); prefetch(skb2->data); skb_checksum_none_assert(skb2); @@ -2321,9 +2315,9 @@ static int ql_send_map(struct ql3_adapter *qdev, /* * Map the skb buffer first. */ - map = pci_map_single(qdev->pdev, skb->data, len, PCI_DMA_TODEVICE); + map = dma_map_single(&qdev->pdev->dev, skb->data, len, DMA_TO_DEVICE); - err = pci_dma_mapping_error(qdev->pdev, map); + err = dma_mapping_error(&qdev->pdev->dev, map); if (err) { netdev_err(qdev->ndev, "PCI mapping failed with error: %d\n", err); @@ -2359,11 +2353,11 @@ static int ql_send_map(struct ql3_adapter *qdev, (seg == 7 && seg_cnt > 8) || (seg == 12 && seg_cnt > 13) || (seg == 17 && seg_cnt > 18)) { - map = pci_map_single(qdev->pdev, oal, + map = dma_map_single(&qdev->pdev->dev, oal, sizeof(struct oal), - PCI_DMA_TODEVICE); + DMA_TO_DEVICE); - err = pci_dma_mapping_error(qdev->pdev, map); + err = dma_mapping_error(&qdev->pdev->dev, map); if (err) { netdev_err(qdev->ndev, "PCI mapping outbound address list with error: %d\n", @@ -2425,24 +2419,24 @@ map_error: (seg == 7 && seg_cnt > 8) || (seg == 12 && seg_cnt > 13) || (seg == 17 && seg_cnt > 18)) { - pci_unmap_single(qdev->pdev, - dma_unmap_addr(&tx_cb->map[seg], mapaddr), - dma_unmap_len(&tx_cb->map[seg], maplen), - PCI_DMA_TODEVICE); + dma_unmap_single(&qdev->pdev->dev, + dma_unmap_addr(&tx_cb->map[seg], mapaddr), + dma_unmap_len(&tx_cb->map[seg], maplen), + DMA_TO_DEVICE); oal++; seg++; } - pci_unmap_page(qdev->pdev, + dma_unmap_page(&qdev->pdev->dev, dma_unmap_addr(&tx_cb->map[seg], mapaddr), dma_unmap_len(&tx_cb->map[seg], maplen), - PCI_DMA_TODEVICE); + DMA_TO_DEVICE); } - pci_unmap_single(qdev->pdev, + dma_unmap_single(&qdev->pdev->dev, dma_unmap_addr(&tx_cb->map[0], mapaddr), dma_unmap_addr(&tx_cb->map[0], maplen), - PCI_DMA_TODEVICE); + DMA_TO_DEVICE); return NETDEV_TX_BUSY; @@ -2477,6 +2471,7 @@ static netdev_tx_t ql3xxx_send(struct sk_buff *skb, skb_shinfo(skb)->nr_frags); if (tx_cb->seg_count == -1) { netdev_err(ndev, "%s: invalid segment count!\n", __func__); + dev_kfree_skb_any(skb); return NETDEV_TX_OK; } @@ -2527,9 +2522,8 @@ static int ql_alloc_net_req_rsp_queues(struct ql3_adapter *qdev) wmb(); qdev->req_q_virt_addr = - pci_alloc_consistent(qdev->pdev, - (size_t) qdev->req_q_size, - &qdev->req_q_phy_addr); + dma_alloc_coherent(&qdev->pdev->dev, (size_t)qdev->req_q_size, + &qdev->req_q_phy_addr, GFP_KERNEL); if ((qdev->req_q_virt_addr == NULL) || LS_64BITS(qdev->req_q_phy_addr) & (qdev->req_q_size - 1)) { @@ -2538,16 +2532,14 @@ static int ql_alloc_net_req_rsp_queues(struct ql3_adapter *qdev) } qdev->rsp_q_virt_addr = - pci_alloc_consistent(qdev->pdev, - (size_t) qdev->rsp_q_size, - &qdev->rsp_q_phy_addr); + dma_alloc_coherent(&qdev->pdev->dev, (size_t)qdev->rsp_q_size, + &qdev->rsp_q_phy_addr, GFP_KERNEL); if ((qdev->rsp_q_virt_addr == NULL) || LS_64BITS(qdev->rsp_q_phy_addr) & (qdev->rsp_q_size - 1)) { netdev_err(qdev->ndev, "rspQ allocation failed\n"); - pci_free_consistent(qdev->pdev, (size_t) qdev->req_q_size, - qdev->req_q_virt_addr, - qdev->req_q_phy_addr); + dma_free_coherent(&qdev->pdev->dev, (size_t)qdev->req_q_size, + qdev->req_q_virt_addr, qdev->req_q_phy_addr); return -ENOMEM; } @@ -2563,15 +2555,13 @@ static void ql_free_net_req_rsp_queues(struct ql3_adapter *qdev) return; } - pci_free_consistent(qdev->pdev, - qdev->req_q_size, - qdev->req_q_virt_addr, qdev->req_q_phy_addr); + dma_free_coherent(&qdev->pdev->dev, qdev->req_q_size, + qdev->req_q_virt_addr, qdev->req_q_phy_addr); qdev->req_q_virt_addr = NULL; - pci_free_consistent(qdev->pdev, - qdev->rsp_q_size, - qdev->rsp_q_virt_addr, qdev->rsp_q_phy_addr); + dma_free_coherent(&qdev->pdev->dev, qdev->rsp_q_size, + qdev->rsp_q_virt_addr, qdev->rsp_q_phy_addr); qdev->rsp_q_virt_addr = NULL; @@ -2595,12 +2585,13 @@ static int ql_alloc_buffer_queues(struct ql3_adapter *qdev) return -ENOMEM; qdev->lrg_buf_q_alloc_virt_addr = - pci_alloc_consistent(qdev->pdev, - qdev->lrg_buf_q_alloc_size, - &qdev->lrg_buf_q_alloc_phy_addr); + dma_alloc_coherent(&qdev->pdev->dev, + qdev->lrg_buf_q_alloc_size, + &qdev->lrg_buf_q_alloc_phy_addr, GFP_KERNEL); if (qdev->lrg_buf_q_alloc_virt_addr == NULL) { netdev_err(qdev->ndev, "lBufQ failed\n"); + kfree(qdev->lrg_buf); return -ENOMEM; } qdev->lrg_buf_q_virt_addr = qdev->lrg_buf_q_alloc_virt_addr; @@ -2615,15 +2606,17 @@ static int ql_alloc_buffer_queues(struct ql3_adapter *qdev) qdev->small_buf_q_alloc_size = qdev->small_buf_q_size * 2; qdev->small_buf_q_alloc_virt_addr = - pci_alloc_consistent(qdev->pdev, - qdev->small_buf_q_alloc_size, - &qdev->small_buf_q_alloc_phy_addr); + dma_alloc_coherent(&qdev->pdev->dev, + qdev->small_buf_q_alloc_size, + &qdev->small_buf_q_alloc_phy_addr, GFP_KERNEL); if (qdev->small_buf_q_alloc_virt_addr == NULL) { netdev_err(qdev->ndev, "Small Buffer Queue allocation failed\n"); - pci_free_consistent(qdev->pdev, qdev->lrg_buf_q_alloc_size, - qdev->lrg_buf_q_alloc_virt_addr, - qdev->lrg_buf_q_alloc_phy_addr); + dma_free_coherent(&qdev->pdev->dev, + qdev->lrg_buf_q_alloc_size, + qdev->lrg_buf_q_alloc_virt_addr, + qdev->lrg_buf_q_alloc_phy_addr); + kfree(qdev->lrg_buf); return -ENOMEM; } @@ -2640,17 +2633,15 @@ static void ql_free_buffer_queues(struct ql3_adapter *qdev) return; } kfree(qdev->lrg_buf); - pci_free_consistent(qdev->pdev, - qdev->lrg_buf_q_alloc_size, - qdev->lrg_buf_q_alloc_virt_addr, - qdev->lrg_buf_q_alloc_phy_addr); + dma_free_coherent(&qdev->pdev->dev, qdev->lrg_buf_q_alloc_size, + qdev->lrg_buf_q_alloc_virt_addr, + qdev->lrg_buf_q_alloc_phy_addr); qdev->lrg_buf_q_virt_addr = NULL; - pci_free_consistent(qdev->pdev, - qdev->small_buf_q_alloc_size, - qdev->small_buf_q_alloc_virt_addr, - qdev->small_buf_q_alloc_phy_addr); + dma_free_coherent(&qdev->pdev->dev, qdev->small_buf_q_alloc_size, + qdev->small_buf_q_alloc_virt_addr, + qdev->small_buf_q_alloc_phy_addr); qdev->small_buf_q_virt_addr = NULL; @@ -2668,9 +2659,9 @@ static int ql_alloc_small_buffers(struct ql3_adapter *qdev) QL_SMALL_BUFFER_SIZE); qdev->small_buf_virt_addr = - pci_alloc_consistent(qdev->pdev, - qdev->small_buf_total_size, - &qdev->small_buf_phy_addr); + dma_alloc_coherent(&qdev->pdev->dev, + qdev->small_buf_total_size, + &qdev->small_buf_phy_addr, GFP_KERNEL); if (qdev->small_buf_virt_addr == NULL) { netdev_err(qdev->ndev, "Failed to get small buffer memory\n"); @@ -2703,10 +2694,10 @@ static void ql_free_small_buffers(struct ql3_adapter *qdev) return; } if (qdev->small_buf_virt_addr != NULL) { - pci_free_consistent(qdev->pdev, - qdev->small_buf_total_size, - qdev->small_buf_virt_addr, - qdev->small_buf_phy_addr); + dma_free_coherent(&qdev->pdev->dev, + qdev->small_buf_total_size, + qdev->small_buf_virt_addr, + qdev->small_buf_phy_addr); qdev->small_buf_virt_addr = NULL; } @@ -2721,10 +2712,10 @@ static void ql_free_large_buffers(struct ql3_adapter *qdev) lrg_buf_cb = &qdev->lrg_buf[i]; if (lrg_buf_cb->skb) { dev_kfree_skb(lrg_buf_cb->skb); - pci_unmap_single(qdev->pdev, + dma_unmap_single(&qdev->pdev->dev, dma_unmap_addr(lrg_buf_cb, mapaddr), dma_unmap_len(lrg_buf_cb, maplen), - PCI_DMA_FROMDEVICE); + DMA_FROM_DEVICE); memset(lrg_buf_cb, 0, sizeof(struct ql_rcv_buf_cb)); } else { break; @@ -2776,13 +2767,11 @@ static int ql_alloc_large_buffers(struct ql3_adapter *qdev) * buffer */ skb_reserve(skb, QL_HEADER_SPACE); - map = pci_map_single(qdev->pdev, - skb->data, - qdev->lrg_buffer_len - - QL_HEADER_SPACE, - PCI_DMA_FROMDEVICE); + map = dma_map_single(&qdev->pdev->dev, skb->data, + qdev->lrg_buffer_len - QL_HEADER_SPACE, + DMA_FROM_DEVICE); - err = pci_dma_mapping_error(qdev->pdev, map); + err = dma_mapping_error(&qdev->pdev->dev, map); if (err) { netdev_err(qdev->ndev, "PCI mapping failed with error: %d\n", @@ -2867,8 +2856,8 @@ static int ql_alloc_mem_resources(struct ql3_adapter *qdev) * Network Completion Queue Producer Index Register */ qdev->shadow_reg_virt_addr = - pci_alloc_consistent(qdev->pdev, - PAGE_SIZE, &qdev->shadow_reg_phy_addr); + dma_alloc_coherent(&qdev->pdev->dev, PAGE_SIZE, + &qdev->shadow_reg_phy_addr, GFP_KERNEL); if (qdev->shadow_reg_virt_addr != NULL) { qdev->preq_consumer_index = qdev->shadow_reg_virt_addr; @@ -2923,10 +2912,9 @@ err_small_buffers: err_buffer_queues: ql_free_net_req_rsp_queues(qdev); err_req_rsp: - pci_free_consistent(qdev->pdev, - PAGE_SIZE, - qdev->shadow_reg_virt_addr, - qdev->shadow_reg_phy_addr); + dma_free_coherent(&qdev->pdev->dev, PAGE_SIZE, + qdev->shadow_reg_virt_addr, + qdev->shadow_reg_phy_addr); return -ENOMEM; } @@ -2939,10 +2927,9 @@ static void ql_free_mem_resources(struct ql3_adapter *qdev) ql_free_buffer_queues(qdev); ql_free_net_req_rsp_queues(qdev); if (qdev->shadow_reg_virt_addr != NULL) { - pci_free_consistent(qdev->pdev, - PAGE_SIZE, - qdev->shadow_reg_virt_addr, - qdev->shadow_reg_phy_addr); + dma_free_coherent(&qdev->pdev->dev, PAGE_SIZE, + qdev->shadow_reg_virt_addr, + qdev->shadow_reg_phy_addr); qdev->shadow_reg_virt_addr = NULL; } } @@ -3292,7 +3279,7 @@ static int ql_adapter_reset(struct ql3_adapter *qdev) if ((value & ISP_CONTROL_SR) == 0) break; - ssleep(1); + mdelay(1000); } while ((--max_wait_time)); /* @@ -3328,7 +3315,7 @@ static int ql_adapter_reset(struct ql3_adapter *qdev) ispControlStatus); if ((value & ISP_CONTROL_FSR) == 0) break; - ssleep(1); + mdelay(1000); } while ((--max_wait_time)); } if (max_wait_time == 0) @@ -3496,20 +3483,19 @@ static int ql_adapter_up(struct ql3_adapter *qdev) spin_lock_irqsave(&qdev->hw_lock, hw_flags); - err = ql_wait_for_drvr_lock(qdev); - if (err) { - err = ql_adapter_initialize(qdev); - if (err) { - netdev_err(ndev, "Unable to initialize adapter\n"); - goto err_init; - } - netdev_err(ndev, "Releasing driver lock\n"); - ql_sem_unlock(qdev, QL_DRVR_SEM_MASK); - } else { + if (!ql_wait_for_drvr_lock(qdev)) { netdev_err(ndev, "Could not acquire driver lock\n"); + err = -ENODEV; goto err_lock; } + err = ql_adapter_initialize(qdev); + if (err) { + netdev_err(ndev, "Unable to initialize adapter\n"); + goto err_init; + } + ql_sem_unlock(qdev, QL_DRVR_SEM_MASK); + spin_unlock_irqrestore(&qdev->hw_lock, hw_flags); set_bit(QL_ADAPTER_UP, &qdev->flags); @@ -3631,7 +3617,8 @@ static void ql_reset_work(struct work_struct *work) qdev->mem_map_registers; unsigned long hw_flags; - if (test_bit((QL_RESET_PER_SCSI | QL_RESET_START), &qdev->flags)) { + if (test_bit(QL_RESET_PER_SCSI, &qdev->flags) || + test_bit(QL_RESET_START, &qdev->flags)) { clear_bit(QL_LINK_MASTER, &qdev->flags); /* @@ -3643,18 +3630,15 @@ static void ql_reset_work(struct work_struct *work) if (tx_cb->skb) { netdev_printk(KERN_DEBUG, ndev, "Freeing lost SKB\n"); - pci_unmap_single(qdev->pdev, - dma_unmap_addr(&tx_cb->map[0], - mapaddr), - dma_unmap_len(&tx_cb->map[0], maplen), - PCI_DMA_TODEVICE); + dma_unmap_single(&qdev->pdev->dev, + dma_unmap_addr(&tx_cb->map[0], mapaddr), + dma_unmap_len(&tx_cb->map[0], maplen), + DMA_TO_DEVICE); for (j = 1; j < tx_cb->seg_count; j++) { - pci_unmap_page(qdev->pdev, - dma_unmap_addr(&tx_cb->map[j], - mapaddr), - dma_unmap_len(&tx_cb->map[j], - maplen), - PCI_DMA_TODEVICE); + dma_unmap_page(&qdev->pdev->dev, + dma_unmap_addr(&tx_cb->map[j], mapaddr), + dma_unmap_len(&tx_cb->map[j], maplen), + DMA_TO_DEVICE); } dev_kfree_skb(tx_cb->skb); tx_cb->skb = NULL; @@ -3770,7 +3754,7 @@ static int ql3xxx_probe(struct pci_dev *pdev, struct net_device *ndev = NULL; struct ql3_adapter *qdev = NULL; static int cards_found; - int uninitialized_var(pci_using_dac), err; + int pci_using_dac, err; err = pci_enable_device(pdev); if (err) { @@ -3786,13 +3770,10 @@ static int ql3xxx_probe(struct pci_dev *pdev, pci_set_master(pdev); - if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(64))) { + if (!dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64))) pci_using_dac = 1; - err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)); - } else if (!(err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)))) { + else if (!(err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)))) pci_using_dac = 0; - err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)); - } if (err) { pr_err("%s no usable DMA configuration\n", pci_name(pdev)); diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c index 6ed8294f7df8..b3f1f1bd52a8 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c @@ -1079,8 +1079,14 @@ static int qlcnic_83xx_add_rings(struct qlcnic_adapter *adapter) sds_mbx_size = sizeof(struct qlcnic_sds_mbx); context_id = recv_ctx->context_id; num_sds = adapter->drv_sds_rings - QLCNIC_MAX_SDS_RINGS; - ahw->hw_ops->alloc_mbx_args(&cmd, adapter, - QLCNIC_CMD_ADD_RCV_RINGS); + err = ahw->hw_ops->alloc_mbx_args(&cmd, adapter, + QLCNIC_CMD_ADD_RCV_RINGS); + if (err) { + dev_err(&adapter->pdev->dev, + "Failed to alloc mbx args %d\n", err); + return err; + } + cmd.req.arg[1] = 0 | (num_sds << 8) | (context_id << 16); /* set up status rings, mbx 2-81 */ @@ -2987,7 +2993,7 @@ static void qlcnic_83xx_recover_driver_lock(struct qlcnic_adapter *adapter) QLCWRX(adapter->ahw, QLC_83XX_RECOVER_DRV_LOCK, val); dev_info(&adapter->pdev->dev, "%s: lock recovery initiated\n", __func__); - msleep(QLC_83XX_DRV_LOCK_RECOVERY_DELAY); + mdelay(QLC_83XX_DRV_LOCK_RECOVERY_DELAY); val = QLCRDX(adapter->ahw, QLC_83XX_RECOVER_DRV_LOCK); id = ((val >> 2) & 0xF); if (id == adapter->portnum) { @@ -3023,7 +3029,7 @@ int qlcnic_83xx_lock_driver(struct qlcnic_adapter *adapter) if (status) break; - msleep(QLC_83XX_DRV_LOCK_WAIT_DELAY); + mdelay(QLC_83XX_DRV_LOCK_WAIT_DELAY); i++; if (i == 1) @@ -3158,8 +3164,10 @@ int qlcnic_83xx_flash_read32(struct qlcnic_adapter *adapter, u32 flash_addr, indirect_addr = QLC_83XX_FLASH_DIRECT_DATA(addr); ret = QLCRD32(adapter, indirect_addr, &err); - if (err == -EIO) + if (err == -EIO) { + qlcnic_83xx_unlock_flash(adapter); return err; + } word = ret; *(u32 *)p_data = word; diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c index cda5b0a9e948..85419b8258b5 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c @@ -2251,7 +2251,8 @@ static int qlcnic_83xx_restart_hw(struct qlcnic_adapter *adapter) /* Boot either flash image or firmware image from host file system */ if (qlcnic_load_fw_file == 1) { - if (qlcnic_83xx_load_fw_image_from_host(adapter)) + err = qlcnic_83xx_load_fw_image_from_host(adapter); + if (err) return err; } else { QLC_SHARED_REG_WR32(adapter, QLCNIC_FW_IMG_VALID, @@ -2524,7 +2525,13 @@ int qlcnic_83xx_init(struct qlcnic_adapter *adapter, int pci_using_dac) goto disable_mbx_intr; qlcnic_83xx_clear_function_resources(adapter); - qlcnic_dcb_enable(adapter->dcb); + + err = qlcnic_dcb_enable(adapter->dcb); + if (err) { + qlcnic_dcb_free(adapter->dcb); + goto disable_mbx_intr; + } + qlcnic_83xx_initialize_nic(adapter, 1); qlcnic_dcb_get_info(adapter->dcb); diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c index d344e9d43832..d3030bd967d5 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c @@ -629,7 +629,13 @@ int qlcnic_fw_create_ctx(struct qlcnic_adapter *dev) int i, err, ring; if (dev->flags & QLCNIC_NEED_FLR) { - pci_reset_function(dev->pdev); + err = pci_reset_function(dev->pdev); + if (err) { + dev_err(&dev->pdev->dev, + "Adapter reset failed (%d). Please reboot\n", + err); + return err; + } dev->flags &= ~QLCNIC_NEED_FLR; } diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.h index f4aa6331b367..eb8000d9b6d0 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.h +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.h @@ -42,17 +42,12 @@ struct qlcnic_dcb { unsigned long state; }; -static inline void qlcnic_clear_dcb_ops(struct qlcnic_dcb *dcb) -{ - kfree(dcb); -} - static inline int qlcnic_dcb_get_hw_capability(struct qlcnic_dcb *dcb) { if (dcb && dcb->ops->get_hw_capability) return dcb->ops->get_hw_capability(dcb); - return 0; + return -EOPNOTSUPP; } static inline void qlcnic_dcb_free(struct qlcnic_dcb *dcb) @@ -66,7 +61,7 @@ static inline int qlcnic_dcb_attach(struct qlcnic_dcb *dcb) if (dcb && dcb->ops->attach) return dcb->ops->attach(dcb); - return 0; + return -EOPNOTSUPP; } static inline int @@ -75,7 +70,7 @@ qlcnic_dcb_query_hw_capability(struct qlcnic_dcb *dcb, char *buf) if (dcb && dcb->ops->query_hw_capability) return dcb->ops->query_hw_capability(dcb, buf); - return 0; + return -EOPNOTSUPP; } static inline void qlcnic_dcb_get_info(struct qlcnic_dcb *dcb) @@ -90,7 +85,7 @@ qlcnic_dcb_query_cee_param(struct qlcnic_dcb *dcb, char *buf, u8 type) if (dcb && dcb->ops->query_cee_param) return dcb->ops->query_cee_param(dcb, buf, type); - return 0; + return -EOPNOTSUPP; } static inline int qlcnic_dcb_get_cee_cfg(struct qlcnic_dcb *dcb) @@ -98,7 +93,7 @@ static inline int qlcnic_dcb_get_cee_cfg(struct qlcnic_dcb *dcb) if (dcb && dcb->ops->get_cee_cfg) return dcb->ops->get_cee_cfg(dcb); - return 0; + return -EOPNOTSUPP; } static inline void qlcnic_dcb_aen_handler(struct qlcnic_dcb *dcb, void *msg) @@ -113,9 +108,8 @@ static inline void qlcnic_dcb_init_dcbnl_ops(struct qlcnic_dcb *dcb) dcb->ops->init_dcbnl_ops(dcb); } -static inline void qlcnic_dcb_enable(struct qlcnic_dcb *dcb) +static inline int qlcnic_dcb_enable(struct qlcnic_dcb *dcb) { - if (dcb && qlcnic_dcb_attach(dcb)) - qlcnic_clear_dcb_ops(dcb); + return dcb ? qlcnic_dcb_attach(dcb) : 0; } #endif diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c index a4cd6f2cfb86..4fb3dcb03819 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c @@ -1049,7 +1049,7 @@ int qlcnic_do_lb_test(struct qlcnic_adapter *adapter, u8 mode) for (i = 0; i < QLCNIC_NUM_ILB_PKT; i++) { skb = netdev_alloc_skb(adapter->netdev, QLCNIC_ILB_PKT_SIZE); if (!skb) - break; + goto error; qlcnic_create_loopback_buff(skb->data, adapter->mac_addr); skb_put(skb, QLCNIC_ILB_PKT_SIZE); adapter->ahw->diag_cnt = 0; @@ -1073,6 +1073,7 @@ int qlcnic_do_lb_test(struct qlcnic_adapter *adapter, u8 mode) cnt++; } if (cnt != i) { +error: dev_err(&adapter->pdev->dev, "LB Test: failed, TX[%d], RX[%d]\n", i, cnt); if (mode != QLCNIC_ILB_MODE) diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_init.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_init.c index c48a0e2d4d7e..6a009d51ec51 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_init.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_init.c @@ -440,7 +440,6 @@ int qlcnic_pinit_from_rom(struct qlcnic_adapter *adapter) QLCWR32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x3c, 1); msleep(20); - qlcnic_rom_unlock(adapter); /* big hammer don't reset CAM block on reset */ QLCWR32(adapter, QLCNIC_ROMUSB_GLB_SW_RESET, 0xfeffffff); diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c index dbd48012224f..a0c427f3b180 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c @@ -2508,6 +2508,7 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) qlcnic_sriov_vf_register_map(ahw); break; default: + err = -EINVAL; goto err_out_free_hw_res; } @@ -2637,7 +2638,13 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) "Device does not support MSI interrupts\n"); if (qlcnic_82xx_check(adapter)) { - qlcnic_dcb_enable(adapter->dcb); + err = qlcnic_dcb_enable(adapter->dcb); + if (err) { + qlcnic_dcb_free(adapter->dcb); + dev_err(&pdev->dev, "Failed to enable DCB\n"); + goto err_out_free_hw; + } + qlcnic_dcb_get_info(adapter->dcb); err = qlcnic_setup_intr(adapter); @@ -2707,6 +2714,7 @@ err_out_free_hw_res: kfree(ahw); err_out_free_res: + pci_disable_pcie_error_reporting(pdev); pci_release_regions(pdev); err_out_disable_pdev: diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c index f34ae8c75bc5..61a39d167c8b 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c @@ -1426,6 +1426,7 @@ void qlcnic_83xx_get_minidump_template(struct qlcnic_adapter *adapter) if (fw_dump->tmpl_hdr == NULL || current_version > prev_version) { vfree(fw_dump->tmpl_hdr); + fw_dump->tmpl_hdr = NULL; if (qlcnic_83xx_md_check_extended_dump_capability(adapter)) extended = !qlcnic_83xx_extend_md_capab(adapter); @@ -1444,6 +1445,8 @@ void qlcnic_83xx_get_minidump_template(struct qlcnic_adapter *adapter) struct qlcnic_83xx_dump_template_hdr *hdr; hdr = fw_dump->tmpl_hdr; + if (!hdr) + return; hdr->drv_cap_mask = 0x1f; fw_dump->cap_mask = 0x1f; dev_info(&pdev->dev, diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov.h index 5f327659efa7..85b688f60b87 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov.h +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov.h @@ -202,7 +202,7 @@ int qlcnic_sriov_get_vf_vport_info(struct qlcnic_adapter *, struct qlcnic_info *, u16); int qlcnic_sriov_cfg_vf_guest_vlan(struct qlcnic_adapter *, u16, u8); void qlcnic_sriov_free_vlans(struct qlcnic_adapter *); -void qlcnic_sriov_alloc_vlans(struct qlcnic_adapter *); +int qlcnic_sriov_alloc_vlans(struct qlcnic_adapter *); bool qlcnic_sriov_check_any_vlan(struct qlcnic_vf_info *); void qlcnic_sriov_del_vlan_id(struct qlcnic_sriov *, struct qlcnic_vf_info *, u16); diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c index 77e386ebff09..d28c4436f965 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_common.c @@ -222,6 +222,8 @@ int qlcnic_sriov_init(struct qlcnic_adapter *adapter, int num_vfs) return 0; qlcnic_destroy_async_wq: + while (i--) + kfree(sriov->vf_info[i].vp); destroy_workqueue(bc->bc_async_wq); qlcnic_destroy_trans_wq: @@ -433,7 +435,7 @@ static int qlcnic_sriov_set_guest_vlan_mode(struct qlcnic_adapter *adapter, struct qlcnic_cmd_args *cmd) { struct qlcnic_sriov *sriov = adapter->ahw->sriov; - int i, num_vlans; + int i, num_vlans, ret; u16 *vlans; if (sriov->allowed_vlans) @@ -444,7 +446,9 @@ static int qlcnic_sriov_set_guest_vlan_mode(struct qlcnic_adapter *adapter, dev_info(&adapter->pdev->dev, "Number of allowed Guest VLANs = %d\n", sriov->num_allowed_vlans); - qlcnic_sriov_alloc_vlans(adapter); + ret = qlcnic_sriov_alloc_vlans(adapter); + if (ret) + return ret; if (!sriov->any_vlan) return 0; @@ -2164,7 +2168,7 @@ static int qlcnic_sriov_vf_resume(struct qlcnic_adapter *adapter) return err; } -void qlcnic_sriov_alloc_vlans(struct qlcnic_adapter *adapter) +int qlcnic_sriov_alloc_vlans(struct qlcnic_adapter *adapter) { struct qlcnic_sriov *sriov = adapter->ahw->sriov; struct qlcnic_vf_info *vf; @@ -2174,7 +2178,11 @@ void qlcnic_sriov_alloc_vlans(struct qlcnic_adapter *adapter) vf = &sriov->vf_info[i]; vf->sriov_vlans = kcalloc(sriov->num_allowed_vlans, sizeof(*vf->sriov_vlans), GFP_KERNEL); + if (!vf->sriov_vlans) + return -ENOMEM; } + + return 0; } void qlcnic_sriov_free_vlans(struct qlcnic_adapter *adapter) diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c index 50eaafa3eaba..c9f2cd246223 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c @@ -598,7 +598,9 @@ static int __qlcnic_pci_sriov_enable(struct qlcnic_adapter *adapter, if (err) goto del_flr_queue; - qlcnic_sriov_alloc_vlans(adapter); + err = qlcnic_sriov_alloc_vlans(adapter); + if (err) + goto del_flr_queue; return err; diff --git a/drivers/net/ethernet/qualcomm/emac/emac-mac.c b/drivers/net/ethernet/qualcomm/emac/emac-mac.c index 031f6e6ee9c1..351a90698010 100644 --- a/drivers/net/ethernet/qualcomm/emac/emac-mac.c +++ b/drivers/net/ethernet/qualcomm/emac/emac-mac.c @@ -1449,6 +1449,7 @@ int emac_mac_tx_buf_send(struct emac_adapter *adpt, struct emac_tx_queue *tx_q, { struct emac_tpd tpd; u32 prod_idx; + int len; memset(&tpd, 0, sizeof(tpd)); @@ -1468,9 +1469,10 @@ int emac_mac_tx_buf_send(struct emac_adapter *adpt, struct emac_tx_queue *tx_q, if (skb_network_offset(skb) != ETH_HLEN) TPD_TYP_SET(&tpd, 1); + len = skb->len; emac_tx_fill_tpd(adpt, tx_q, skb, &tpd); - netdev_sent_queue(adpt->netdev, skb->len); + netdev_sent_queue(adpt->netdev, len); /* Make sure the are enough free descriptors to hold one * maximum-sized SKB. We need one desc for each fragment, diff --git a/drivers/net/ethernet/qualcomm/emac/emac.c b/drivers/net/ethernet/qualcomm/emac/emac.c index 19673ed929e6..3c764c28d5db 100644 --- a/drivers/net/ethernet/qualcomm/emac/emac.c +++ b/drivers/net/ethernet/qualcomm/emac/emac.c @@ -752,19 +752,26 @@ static int emac_remove(struct platform_device *pdev) struct net_device *netdev = dev_get_drvdata(&pdev->dev); struct emac_adapter *adpt = netdev_priv(netdev); + netif_carrier_off(netdev); + netif_tx_disable(netdev); + unregister_netdev(netdev); netif_napi_del(&adpt->rx_q.napi); + free_irq(adpt->irq.irq, &adpt->irq); + cancel_work_sync(&adpt->work_thread); + emac_clks_teardown(adpt); put_device(&adpt->phydev->mdio.dev); mdiobus_unregister(adpt->mii_bus); - free_netdev(netdev); if (adpt->phy.digital) iounmap(adpt->phy.digital); iounmap(adpt->phy.base); + free_netdev(netdev); + return 0; } diff --git a/drivers/net/ethernet/qualcomm/qca_debug.c b/drivers/net/ethernet/qualcomm/qca_debug.c index 51d89c86e60f..b650b6a5e871 100644 --- a/drivers/net/ethernet/qualcomm/qca_debug.c +++ b/drivers/net/ethernet/qualcomm/qca_debug.c @@ -30,6 +30,8 @@ #define QCASPI_MAX_REGS 0x20 +#define QCASPI_RX_MAX_FRAMES 4 + static const u16 qcaspi_spi_regs[] = { SPI_REG_BFR_SIZE, SPI_REG_WRBUF_SPC_AVA, @@ -266,31 +268,30 @@ qcaspi_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ring) { struct qcaspi *qca = netdev_priv(dev); - ring->rx_max_pending = 4; + ring->rx_max_pending = QCASPI_RX_MAX_FRAMES; ring->tx_max_pending = TX_RING_MAX_LEN; - ring->rx_pending = 4; + ring->rx_pending = QCASPI_RX_MAX_FRAMES; ring->tx_pending = qca->txr.count; } static int qcaspi_set_ringparam(struct net_device *dev, struct ethtool_ringparam *ring) { - const struct net_device_ops *ops = dev->netdev_ops; struct qcaspi *qca = netdev_priv(dev); - if ((ring->rx_pending) || + if (ring->rx_pending != QCASPI_RX_MAX_FRAMES || (ring->rx_mini_pending) || (ring->rx_jumbo_pending)) return -EINVAL; - if (netif_running(dev)) - ops->ndo_stop(dev); + if (qca->spi_thread) + kthread_park(qca->spi_thread); qca->txr.count = max_t(u32, ring->tx_pending, TX_RING_MIN_LEN); qca->txr.count = min_t(u16, qca->txr.count, TX_RING_MAX_LEN); - if (netif_running(dev)) - ops->ndo_open(dev); + if (qca->spi_thread) + kthread_unpark(qca->spi_thread); return 0; } diff --git a/drivers/net/ethernet/qualcomm/qca_spi.c b/drivers/net/ethernet/qualcomm/qca_spi.c index 9d188931bc09..c4a826176f3a 100644 --- a/drivers/net/ethernet/qualcomm/qca_spi.c +++ b/drivers/net/ethernet/qualcomm/qca_spi.c @@ -413,7 +413,7 @@ qcaspi_receive(struct qcaspi *qca) skb_put(qca->rx_skb, retcode); qca->rx_skb->protocol = eth_type_trans( qca->rx_skb, qca->rx_skb->dev); - qca->rx_skb->ip_summed = CHECKSUM_UNNECESSARY; + skb_checksum_none_assert(qca->rx_skb); netif_rx_ni(qca->rx_skb); qca->rx_skb = netdev_alloc_skb_ip_align(net_dev, net_dev->mtu + VLAN_ETH_HLEN); @@ -552,9 +552,20 @@ qcaspi_spi_thread(void *data) netdev_info(qca->net_dev, "SPI thread created\n"); while (!kthread_should_stop()) { set_current_state(TASK_INTERRUPTIBLE); + if (kthread_should_park()) { + netif_tx_disable(qca->net_dev); + netif_carrier_off(qca->net_dev); + qcaspi_flush_tx_ring(qca); + kthread_parkme(); + if (qca->sync == QCASPI_SYNC_READY) { + netif_carrier_on(qca->net_dev); + netif_wake_queue(qca->net_dev); + } + continue; + } + if ((qca->intr_req == qca->intr_svc) && - (qca->txr.skb[qca->txr.head] == NULL) && - (qca->sync == QCASPI_SYNC_READY)) + !qca->txr.skb[qca->txr.head]) schedule(); set_current_state(TASK_RUNNING); @@ -581,11 +592,17 @@ qcaspi_spi_thread(void *data) if (intr_cause & SPI_INT_CPU_ON) { qcaspi_qca7k_sync(qca, QCASPI_EVENT_CPUON); + /* Frame decoding in progress */ + if (qca->frm_handle.state != qca->frm_handle.init) + qca->net_dev->stats.rx_dropped++; + + qcafrm_fsm_init_spi(&qca->frm_handle); + qca->stats.device_reset++; + /* not synced. */ if (qca->sync != QCASPI_SYNC_READY) continue; - qca->stats.device_reset++; netif_wake_queue(qca->net_dev); netif_carrier_on(qca->net_dev); } diff --git a/drivers/net/ethernet/qualcomm/qca_uart.c b/drivers/net/ethernet/qualcomm/qca_uart.c index db6068cd7a1f..466e9d07697a 100644 --- a/drivers/net/ethernet/qualcomm/qca_uart.c +++ b/drivers/net/ethernet/qualcomm/qca_uart.c @@ -107,7 +107,7 @@ qca_tty_receive(struct serdev_device *serdev, const unsigned char *data, skb_put(qca->rx_skb, retcode); qca->rx_skb->protocol = eth_type_trans( qca->rx_skb, qca->rx_skb->dev); - qca->rx_skb->ip_summed = CHECKSUM_UNNECESSARY; + skb_checksum_none_assert(qca->rx_skb); netif_rx_ni(qca->rx_skb); qca->rx_skb = netdev_alloc_skb_ip_align(netdev, netdev->mtu + diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c index 05c438f47ff1..75ff82bc90cb 100644 --- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c +++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c @@ -384,7 +384,7 @@ nla_put_failure: struct rtnl_link_ops rmnet_link_ops __read_mostly = { .kind = "rmnet", - .maxtype = __IFLA_RMNET_MAX, + .maxtype = IFLA_RMNET_MAX, .priv_size = sizeof(struct rmnet_priv), .setup = rmnet_vnd_setup, .validate = rmnet_rtnl_validate, diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c index c9d43bad1e2f..9b1804a228d9 100644 --- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c +++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c @@ -197,6 +197,11 @@ rx_handler_result_t rmnet_rx_handler(struct sk_buff **pskb) dev = skb->dev; port = rmnet_get_port_rcu(dev); + if (unlikely(!port)) { + atomic_long_inc(&skb->dev->rx_nohandler); + kfree_skb(skb); + goto done; + } switch (port->rmnet_mode) { case RMNET_EPMODE_VND: diff --git a/drivers/net/ethernet/rdc/r6040.c b/drivers/net/ethernet/rdc/r6040.c index aa11b70b9ca4..e377c1f68777 100644 --- a/drivers/net/ethernet/rdc/r6040.c +++ b/drivers/net/ethernet/rdc/r6040.c @@ -133,6 +133,8 @@ #define PHY_ST 0x8A /* PHY status register */ #define MAC_SM 0xAC /* MAC status machine */ #define MAC_SM_RST 0x0002 /* MAC status machine reset */ +#define MD_CSC 0xb6 /* MDC speed control register */ +#define MD_CSC_DEFAULT 0x0030 #define MAC_ID 0xBE /* Identifier register */ #define TX_DCNT 0x80 /* TX descriptor count */ @@ -368,8 +370,9 @@ static void r6040_reset_mac(struct r6040_private *lp) { void __iomem *ioaddr = lp->base; int limit = MAC_DEF_TIMEOUT; - u16 cmd; + u16 cmd, md_csc; + md_csc = ioread16(ioaddr + MD_CSC); iowrite16(MAC_RST, ioaddr + MCR1); while (limit--) { cmd = ioread16(ioaddr + MCR1); @@ -381,6 +384,10 @@ static void r6040_reset_mac(struct r6040_private *lp) iowrite16(MAC_SM_RST, ioaddr + MAC_SM); iowrite16(0, ioaddr + MAC_SM); mdelay(5); + + /* Restore MDIO clock frequency */ + if (md_csc != MD_CSC_DEFAULT) + iowrite16(md_csc, ioaddr + MD_CSC); } static void r6040_init_mac_regs(struct net_device *dev) @@ -1177,10 +1184,12 @@ static int r6040_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) err = register_netdev(dev); if (err) { dev_err(&pdev->dev, "Failed to register net device\n"); - goto err_out_mdio_unregister; + goto err_out_phy_disconnect; } return 0; +err_out_phy_disconnect: + phy_disconnect(dev->phydev); err_out_mdio_unregister: mdiobus_unregister(lp->mii_bus); err_out_mdio: @@ -1204,6 +1213,7 @@ static void r6040_remove_one(struct pci_dev *pdev) struct r6040_private *lp = netdev_priv(dev); unregister_netdev(dev); + phy_disconnect(dev->phydev); mdiobus_unregister(lp->mii_bus); mdiobus_free(lp->mii_bus); netif_napi_del(&lp->napi); diff --git a/drivers/net/ethernet/realtek/Makefile b/drivers/net/ethernet/realtek/Makefile index 71b1da30ecb5..7f68be4b9f51 100644 --- a/drivers/net/ethernet/realtek/Makefile +++ b/drivers/net/ethernet/realtek/Makefile @@ -5,4 +5,5 @@ obj-$(CONFIG_8139CP) += 8139cp.o obj-$(CONFIG_8139TOO) += 8139too.o obj-$(CONFIG_ATP) += atp.o +r8169-objs += r8169_main.o obj-$(CONFIG_R8169) += r8169.o diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169_main.c index 6df404e3dd27..ecdf628e3bb8 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169_main.c @@ -66,7 +66,7 @@ /* Maximum number of multicast addresses to filter (vs. Rx-all-multicast). The RTL chips use a 64 element hash table based on the Ethernet CRC. */ -static const int multicast_filter_limit = 32; +#define MC_FILTER_LIMIT 32 #define TX_DMA_BURST 7 /* Maximum PCI burst, '7' is unlimited */ #define InterFrameGap 0x03 /* 3 means InterFrameGap = the shortest one */ @@ -1823,7 +1823,7 @@ static void rtl8169_get_strings(struct net_device *dev, u32 stringset, u8 *data) { switch(stringset) { case ETH_SS_STATS: - memcpy(data, *rtl8169_gstrings, sizeof(rtl8169_gstrings)); + memcpy(data, rtl8169_gstrings, sizeof(rtl8169_gstrings)); break; } } @@ -4111,6 +4111,27 @@ static void rtl_rar_set(struct rtl8169_private *tp, u8 *addr) rtl_unlock_work(tp); } +static void rtl_init_rxcfg(struct rtl8169_private *tp) +{ + switch (tp->mac_version) { + case RTL_GIGA_MAC_VER_01 ... RTL_GIGA_MAC_VER_06: + case RTL_GIGA_MAC_VER_10 ... RTL_GIGA_MAC_VER_17: + RTL_W32(tp, RxConfig, RX_FIFO_THRESH | RX_DMA_BURST); + break; + case RTL_GIGA_MAC_VER_18 ... RTL_GIGA_MAC_VER_24: + case RTL_GIGA_MAC_VER_34 ... RTL_GIGA_MAC_VER_36: + case RTL_GIGA_MAC_VER_38: + RTL_W32(tp, RxConfig, RX128_INT_EN | RX_MULTI_EN | RX_DMA_BURST); + break; + case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_51: + RTL_W32(tp, RxConfig, RX128_INT_EN | RX_MULTI_EN | RX_DMA_BURST | RX_EARLY_OFF); + break; + default: + RTL_W32(tp, RxConfig, RX128_INT_EN | RX_DMA_BURST); + break; + } +} + static int rtl_set_mac_address(struct net_device *dev, void *p) { struct rtl8169_private *tp = netdev_priv(dev); @@ -4128,6 +4149,10 @@ static int rtl_set_mac_address(struct net_device *dev, void *p) pm_runtime_put_noidle(d); + /* Reportedly at least Asus X453MA truncates packets otherwise */ + if (tp->mac_version == RTL_GIGA_MAC_VER_37) + rtl_init_rxcfg(tp); + return 0; } @@ -4212,7 +4237,9 @@ static void r8168_pll_power_down(struct rtl8169_private *tp) return; switch (tp->mac_version) { - case RTL_GIGA_MAC_VER_25 ... RTL_GIGA_MAC_VER_33: + case RTL_GIGA_MAC_VER_25 ... RTL_GIGA_MAC_VER_26: + case RTL_GIGA_MAC_VER_29 ... RTL_GIGA_MAC_VER_30: + case RTL_GIGA_MAC_VER_32 ... RTL_GIGA_MAC_VER_33: case RTL_GIGA_MAC_VER_37: case RTL_GIGA_MAC_VER_39: case RTL_GIGA_MAC_VER_43: @@ -4238,7 +4265,9 @@ static void r8168_pll_power_down(struct rtl8169_private *tp) static void r8168_pll_power_up(struct rtl8169_private *tp) { switch (tp->mac_version) { - case RTL_GIGA_MAC_VER_25 ... RTL_GIGA_MAC_VER_33: + case RTL_GIGA_MAC_VER_25 ... RTL_GIGA_MAC_VER_26: + case RTL_GIGA_MAC_VER_29 ... RTL_GIGA_MAC_VER_30: + case RTL_GIGA_MAC_VER_32 ... RTL_GIGA_MAC_VER_33: case RTL_GIGA_MAC_VER_37: case RTL_GIGA_MAC_VER_39: case RTL_GIGA_MAC_VER_43: @@ -4289,27 +4318,6 @@ static void rtl_pll_power_up(struct rtl8169_private *tp) } } -static void rtl_init_rxcfg(struct rtl8169_private *tp) -{ - switch (tp->mac_version) { - case RTL_GIGA_MAC_VER_01 ... RTL_GIGA_MAC_VER_06: - case RTL_GIGA_MAC_VER_10 ... RTL_GIGA_MAC_VER_17: - RTL_W32(tp, RxConfig, RX_FIFO_THRESH | RX_DMA_BURST); - break; - case RTL_GIGA_MAC_VER_18 ... RTL_GIGA_MAC_VER_24: - case RTL_GIGA_MAC_VER_34 ... RTL_GIGA_MAC_VER_36: - case RTL_GIGA_MAC_VER_38: - RTL_W32(tp, RxConfig, RX128_INT_EN | RX_MULTI_EN | RX_DMA_BURST); - break; - case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_51: - RTL_W32(tp, RxConfig, RX128_INT_EN | RX_MULTI_EN | RX_DMA_BURST | RX_EARLY_OFF); - break; - default: - RTL_W32(tp, RxConfig, RX128_INT_EN | RX_DMA_BURST); - break; - } -} - static void rtl8169_init_ring_indexes(struct rtl8169_private *tp) { tp->dirty_tx = tp->cur_tx = tp->cur_rx = 0; @@ -4359,7 +4367,7 @@ static void r8168dp_hw_jumbo_disable(struct rtl8169_private *tp) static void r8168e_hw_jumbo_enable(struct rtl8169_private *tp) { - RTL_W8(tp, MaxTxPacketSize, 0x3f); + RTL_W8(tp, MaxTxPacketSize, 0x24); RTL_W8(tp, Config3, RTL_R8(tp, Config3) | Jumbo_En0); RTL_W8(tp, Config4, RTL_R8(tp, Config4) | 0x01); rtl_tx_performance_tweak(tp, PCI_EXP_DEVCTL_READRQ_512B); @@ -4367,7 +4375,7 @@ static void r8168e_hw_jumbo_enable(struct rtl8169_private *tp) static void r8168e_hw_jumbo_disable(struct rtl8169_private *tp) { - RTL_W8(tp, MaxTxPacketSize, 0x0c); + RTL_W8(tp, MaxTxPacketSize, 0x3f); RTL_W8(tp, Config3, RTL_R8(tp, Config3) & ~Jumbo_En0); RTL_W8(tp, Config4, RTL_R8(tp, Config4) & ~0x01); rtl_tx_performance_tweak(tp, PCI_EXP_DEVCTL_READRQ_4096B); @@ -4606,54 +4614,48 @@ static void rtl8169_set_magic_reg(struct rtl8169_private *tp, unsigned mac_versi static void rtl_set_rx_mode(struct net_device *dev) { + u32 rx_mode = AcceptBroadcast | AcceptMyPhys | AcceptMulticast; + /* Multicast hash filter */ + u32 mc_filter[2] = { 0xffffffff, 0xffffffff }; struct rtl8169_private *tp = netdev_priv(dev); - u32 mc_filter[2]; /* Multicast hash filter */ - int rx_mode; - u32 tmp = 0; + u32 tmp; if (dev->flags & IFF_PROMISC) { /* Unconditionally log net taps. */ netif_notice(tp, link, dev, "Promiscuous mode enabled\n"); - rx_mode = - AcceptBroadcast | AcceptMulticast | AcceptMyPhys | - AcceptAllPhys; - mc_filter[1] = mc_filter[0] = 0xffffffff; - } else if ((netdev_mc_count(dev) > multicast_filter_limit) || - (dev->flags & IFF_ALLMULTI)) { - /* Too many to filter perfectly -- accept all multicasts. */ - rx_mode = AcceptBroadcast | AcceptMulticast | AcceptMyPhys; - mc_filter[1] = mc_filter[0] = 0xffffffff; + rx_mode |= AcceptAllPhys; + } else if (!(dev->flags & IFF_MULTICAST)) { + rx_mode &= ~AcceptMulticast; + } else if (netdev_mc_count(dev) > MC_FILTER_LIMIT || + dev->flags & IFF_ALLMULTI || + tp->mac_version == RTL_GIGA_MAC_VER_35) { + /* accept all multicasts */ + } else if (netdev_mc_empty(dev)) { + rx_mode &= ~AcceptMulticast; } else { struct netdev_hw_addr *ha; - rx_mode = AcceptBroadcast | AcceptMyPhys; mc_filter[1] = mc_filter[0] = 0; netdev_for_each_mc_addr(ha, dev) { - int bit_nr = ether_crc(ETH_ALEN, ha->addr) >> 26; - mc_filter[bit_nr >> 5] |= 1 << (bit_nr & 31); - rx_mode |= AcceptMulticast; + u32 bit_nr = ether_crc(ETH_ALEN, ha->addr) >> 26; + mc_filter[bit_nr >> 5] |= BIT(bit_nr & 31); + } + + if (tp->mac_version > RTL_GIGA_MAC_VER_06) { + tmp = mc_filter[0]; + mc_filter[0] = swab32(mc_filter[1]); + mc_filter[1] = swab32(tmp); } } if (dev->features & NETIF_F_RXALL) rx_mode |= (AcceptErr | AcceptRunt); - tmp = (RTL_R32(tp, RxConfig) & ~RX_CONFIG_ACCEPT_MASK) | rx_mode; - - if (tp->mac_version > RTL_GIGA_MAC_VER_06) { - u32 data = mc_filter[0]; - - mc_filter[0] = swab32(mc_filter[1]); - mc_filter[1] = swab32(data); - } - - if (tp->mac_version == RTL_GIGA_MAC_VER_35) - mc_filter[1] = mc_filter[0] = 0xffffffff; - RTL_W32(tp, MAR0 + 4, mc_filter[1]); RTL_W32(tp, MAR0 + 0, mc_filter[0]); - RTL_W32(tp, RxConfig, tmp); + tmp = RTL_R32(tp, RxConfig); + RTL_W32(tp, RxConfig, (tmp & ~RX_CONFIG_ACCEPT_MASK) | rx_mode); } static void rtl_hw_start(struct rtl8169_private *tp) @@ -6270,7 +6272,8 @@ static bool rtl8169_tso_csum_v2(struct rtl8169_private *tp, opts[1] |= transport_offset << TCPHO_SHIFT; } else { if (unlikely(rtl_test_hw_pad_bug(tp, skb))) - return !eth_skb_pad(skb); + /* eth_skb_pad would free the skb on error */ + return !__skb_put_padto(skb, ETH_ZLEN, false); } return true; @@ -6436,7 +6439,7 @@ static void rtl_tx(struct net_device *dev, struct rtl8169_private *tp) struct ring_info *tx_skb = tp->tx_skb + entry; u32 status; - status = le32_to_cpu(tp->TxDescArray[entry].opts1); + status = le32_to_cpu(READ_ONCE(tp->TxDescArray[entry].opts1)); if (status & DescOwn) break; @@ -6532,7 +6535,7 @@ static int rtl_rx(struct net_device *dev, struct rtl8169_private *tp, u32 budget struct RxDesc *desc = tp->RxDescArray + entry; u32 status; - status = le32_to_cpu(desc->opts1); + status = le32_to_cpu(READ_ONCE(desc->opts1)); if (status & DescOwn) break; @@ -6626,7 +6629,7 @@ static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance) return IRQ_NONE; rtl_irq_disable(tp); - napi_schedule_irqoff(&tp->napi); + napi_schedule(&tp->napi); return IRQ_HANDLED; } @@ -6826,7 +6829,7 @@ static int rtl8169_close(struct net_device *dev) phy_disconnect(dev->phydev); - pci_free_irq(pdev, 0, tp); + free_irq(pci_irq_vector(pdev, 0), tp); dma_free_coherent(&pdev->dev, R8169_RX_RING_BYTES, tp->RxDescArray, tp->RxPhyAddr); @@ -6881,8 +6884,8 @@ static int rtl_open(struct net_device *dev) rtl_request_firmware(tp); - retval = pci_request_irq(pdev, 0, rtl8169_interrupt, NULL, tp, - dev->name); + retval = request_irq(pci_irq_vector(pdev, 0), rtl8169_interrupt, + IRQF_SHARED, dev->name, tp); if (retval < 0) goto err_release_fw_2; @@ -6915,7 +6918,7 @@ out: return retval; err_free_irq: - pci_free_irq(pdev, 0, tp); + free_irq(pci_irq_vector(pdev, 0), tp); err_release_fw_2: rtl_release_firmware(tp); rtl8169_rx_clear(tp); diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c index 569e698b5c80..3cfcc9e3c35d 100644 --- a/drivers/net/ethernet/renesas/ravb_main.c +++ b/drivers/net/ethernet/renesas/ravb_main.c @@ -738,14 +738,14 @@ static void ravb_error_interrupt(struct net_device *ndev) ravb_write(ndev, ~(EIS_QFS | EIS_RESERVED), EIS); if (eis & EIS_QFS) { ris2 = ravb_read(ndev, RIS2); - ravb_write(ndev, ~(RIS2_QFF0 | RIS2_RFFF | RIS2_RESERVED), + ravb_write(ndev, ~(RIS2_QFF0 | RIS2_QFF1 | RIS2_RFFF | RIS2_RESERVED), RIS2); /* Receive Descriptor Empty int */ if (ris2 & RIS2_QFF0) priv->stats[RAVB_BE].rx_over_errors++; - /* Receive Descriptor Empty int */ + /* Receive Descriptor Empty int */ if (ris2 & RIS2_QFF1) priv->stats[RAVB_NC].rx_over_errors++; @@ -1392,13 +1392,13 @@ static int ravb_open(struct net_device *ndev) if (priv->chip_id == RCAR_GEN2) ravb_ptp_init(ndev, priv->pdev); - netif_tx_start_all_queues(ndev); - /* PHY control start */ error = ravb_phy_start(ndev); if (error) goto out_ptp_stop; + netif_tx_start_all_queues(ndev); + return 0; out_ptp_stop: @@ -1447,6 +1447,12 @@ static void ravb_tx_timeout_work(struct work_struct *work) struct net_device *ndev = priv->ndev; int error; + if (!rtnl_trylock()) { + usleep_range(1000, 2000); + schedule_work(&priv->work); + return; + } + netif_tx_stop_all_queues(ndev); /* Stop PTP Clock driver */ @@ -1479,7 +1485,7 @@ static void ravb_tx_timeout_work(struct work_struct *work) */ netdev_err(ndev, "%s: ravb_dmac_init() failed, error %d\n", __func__, error); - return; + goto out_unlock; } ravb_emac_init(ndev); @@ -1489,6 +1495,9 @@ out: ravb_ptp_init(ndev, priv->pdev); netif_tx_start_all_queues(ndev); + +out_unlock: + rtnl_unlock(); } /* Packet transmit function for Ethernet AVB */ @@ -1499,7 +1508,7 @@ static netdev_tx_t ravb_start_xmit(struct sk_buff *skb, struct net_device *ndev) struct ravb_tstamp_skb *ts_skb; struct ravb_tx_desc *desc; unsigned long flags; - u32 dma_addr; + dma_addr_t dma_addr; void *buffer; u32 entry; u32 len; @@ -1732,12 +1741,16 @@ static int ravb_hwtstamp_get(struct net_device *ndev, struct ifreq *req) config.flags = 0; config.tx_type = priv->tstamp_tx_ctrl ? HWTSTAMP_TX_ON : HWTSTAMP_TX_OFF; - if (priv->tstamp_rx_ctrl & RAVB_RXTSTAMP_TYPE_V2_L2_EVENT) + switch (priv->tstamp_rx_ctrl & RAVB_RXTSTAMP_TYPE) { + case RAVB_RXTSTAMP_TYPE_V2_L2_EVENT: config.rx_filter = HWTSTAMP_FILTER_PTP_V2_L2_EVENT; - else if (priv->tstamp_rx_ctrl & RAVB_RXTSTAMP_TYPE_ALL) + break; + case RAVB_RXTSTAMP_TYPE_ALL: config.rx_filter = HWTSTAMP_FILTER_ALL; - else + break; + default: config.rx_filter = HWTSTAMP_FILTER_NONE; + } return copy_to_user(req->ifr_data, &config, sizeof(config)) ? -EFAULT : 0; @@ -2195,11 +2208,11 @@ static int ravb_remove(struct platform_device *pdev) priv->desc_bat_dma); /* Set reset mode */ ravb_write(ndev, CCC_OPC_RESET, CCC); - pm_runtime_put_sync(&pdev->dev); unregister_netdev(ndev); netif_napi_del(&priv->napi[RAVB_NC]); netif_napi_del(&priv->napi[RAVB_BE]); ravb_mdio_release(priv); + pm_runtime_put_sync(&pdev->dev); pm_runtime_disable(&pdev->dev); free_netdev(ndev); platform_set_drvdata(pdev, NULL); @@ -2306,6 +2319,7 @@ static int __maybe_unused ravb_resume(struct device *dev) ret = ravb_open(ndev); if (ret < 0) return ret; + ravb_set_rx_mode(ndev); netif_device_attach(ndev); } diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c index 441643670ac0..c44aea47c120 100644 --- a/drivers/net/ethernet/renesas/sh_eth.c +++ b/drivers/net/ethernet/renesas/sh_eth.c @@ -610,6 +610,8 @@ static struct sh_eth_cpu_data r7s72100_data = { EESR_TDE, .fdr_value = 0x0000070f, + .trscer_err_mask = DESC_I_RINT8 | DESC_I_RINT5, + .no_psr = 1, .apr = 1, .mpr = 1, @@ -825,6 +827,8 @@ static struct sh_eth_cpu_data r7s9210_data = { .fdr_value = 0x0000070f, + .trscer_err_mask = DESC_I_RINT8 | DESC_I_RINT5, + .apr = 1, .mpr = 1, .tpauser = 1, @@ -1126,6 +1130,9 @@ static struct sh_eth_cpu_data sh771x_data = { EESIPR_CEEFIP | EESIPR_CELFIP | EESIPR_RRFIP | EESIPR_RTLFIP | EESIPR_RTSFIP | EESIPR_PREIP | EESIPR_CERFIP, + + .trscer_err_mask = DESC_I_RINT8, + .tsu = 1, .dual_port = 1, }; @@ -2295,7 +2302,7 @@ static void sh_eth_get_strings(struct net_device *ndev, u32 stringset, u8 *data) { switch (stringset) { case ETH_SS_STATS: - memcpy(data, *sh_eth_gstrings_stats, + memcpy(data, sh_eth_gstrings_stats, sizeof(sh_eth_gstrings_stats)); break; } @@ -2540,6 +2547,7 @@ static int sh_eth_start_xmit(struct sk_buff *skb, struct net_device *ndev) else txdesc->status |= cpu_to_le32(TD_TACT); + wmb(); /* cur_tx must be incremented after TACT bit was set */ mdp->cur_tx++; if (!(sh_eth_read(ndev, EDTRR) & mdp->cd->edtrr_trns)) @@ -2620,10 +2628,10 @@ static int sh_eth_close(struct net_device *ndev) /* Free all the skbuffs in the Rx queue and the DMA buffer. */ sh_eth_ring_free(ndev); - pm_runtime_put_sync(&mdp->pdev->dev); - mdp->is_opened = 0; + pm_runtime_put(&mdp->pdev->dev); + return 0; } diff --git a/drivers/net/ethernet/rocker/rocker_ofdpa.c b/drivers/net/ethernet/rocker/rocker_ofdpa.c index 6473cc68c2d5..4039e1fc6e92 100644 --- a/drivers/net/ethernet/rocker/rocker_ofdpa.c +++ b/drivers/net/ethernet/rocker/rocker_ofdpa.c @@ -1276,7 +1276,7 @@ static int ofdpa_port_ipv4_neigh(struct ofdpa_port *ofdpa_port, bool removing; int err = 0; - entry = kzalloc(sizeof(*entry), GFP_KERNEL); + entry = kzalloc(sizeof(*entry), GFP_ATOMIC); if (!entry) return -ENOMEM; diff --git a/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c b/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c index 30cd087aa67c..6eeddf689770 100644 --- a/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c +++ b/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c @@ -2280,18 +2280,18 @@ static int __init sxgbe_cmdline_opt(char *str) char *opt; if (!str || !*str) - return -EINVAL; + return 1; while ((opt = strsep(&str, ",")) != NULL) { if (!strncmp(opt, "eee_timer:", 10)) { if (kstrtoint(opt + 10, 0, &eee_timer)) goto err; } } - return 0; + return 1; err: pr_err("%s: ERROR broken module parameter conversion\n", __func__); - return -EINVAL; + return 1; } __setup("sxgbeeth=", sxgbe_cmdline_opt); diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c index 1f971d31ec30..5462827d9cbb 100644 --- a/drivers/net/ethernet/sfc/ef10.c +++ b/drivers/net/ethernet/sfc/ef10.c @@ -2059,7 +2059,10 @@ static int efx_ef10_try_update_nic_stats_vf(struct efx_nic *efx) efx_update_sw_stats(efx, stats); out: + /* releasing a DMA coherent buffer with BH disabled can panic */ + spin_unlock_bh(&efx->stats_lock); efx_nic_free_buffer(efx, &stats_buf); + spin_lock_bh(&efx->stats_lock); return rc; } @@ -6146,6 +6149,11 @@ static int efx_ef10_mtd_probe(struct efx_nic *efx) n_parts++; } + if (!n_parts) { + kfree(parts); + return 0; + } + rc = efx_mtd_add(efx, &parts[0].common, n_parts, sizeof(*parts)); fail: if (rc) diff --git a/drivers/net/ethernet/sfc/ef10_sriov.c b/drivers/net/ethernet/sfc/ef10_sriov.c index 3d76fd1504c2..fc3cb26f7112 100644 --- a/drivers/net/ethernet/sfc/ef10_sriov.c +++ b/drivers/net/ethernet/sfc/ef10_sriov.c @@ -406,12 +406,18 @@ fail1: return rc; } +/* Disable SRIOV and remove VFs + * If some VFs are attached to a guest (using Xen, only) nothing is + * done if force=false, and vports are freed if force=true (for the non + * attachedc ones, only) but SRIOV is not disabled and VFs are not + * removed in either case. + */ static int efx_ef10_pci_sriov_disable(struct efx_nic *efx, bool force) { struct pci_dev *dev = efx->pci_dev; - unsigned int vfs_assigned = 0; - - vfs_assigned = pci_vfs_assigned(dev); + struct efx_ef10_nic_data *nic_data = efx->nic_data; + unsigned int vfs_assigned = pci_vfs_assigned(dev); + int i, rc = 0; if (vfs_assigned && !force) { netif_info(efx, drv, efx->net_dev, "VFs are assigned to guests; " @@ -419,12 +425,17 @@ static int efx_ef10_pci_sriov_disable(struct efx_nic *efx, bool force) return -EBUSY; } - if (!vfs_assigned) + if (!vfs_assigned) { + for (i = 0; i < efx->vf_count; i++) + nic_data->vf[i].pci_dev = NULL; pci_disable_sriov(dev); + } else { + rc = -EBUSY; + } efx_ef10_sriov_free_vf_vswitching(efx); efx->vf_count = 0; - return 0; + return rc; } int efx_ef10_sriov_configure(struct efx_nic *efx, int num_vfs) @@ -443,7 +454,6 @@ int efx_ef10_sriov_init(struct efx_nic *efx) void efx_ef10_sriov_fini(struct efx_nic *efx) { struct efx_ef10_nic_data *nic_data = efx->nic_data; - unsigned int i; int rc; if (!nic_data->vf) { @@ -453,14 +463,7 @@ void efx_ef10_sriov_fini(struct efx_nic *efx) return; } - /* Remove any VFs in the host */ - for (i = 0; i < efx->vf_count; ++i) { - struct efx_nic *vf_efx = nic_data->vf[i].efx; - - if (vf_efx) - vf_efx->pci_dev->driver->remove(vf_efx->pci_dev); - } - + /* Disable SRIOV and remove any VFs in the host */ rc = efx_ef10_pci_sriov_disable(efx, true); if (rc) netif_dbg(efx, drv, efx->net_dev, diff --git a/drivers/net/ethernet/sfc/ethtool.c b/drivers/net/ethernet/sfc/ethtool.c index 3143588ffd77..82b32c742d69 100644 --- a/drivers/net/ethernet/sfc/ethtool.c +++ b/drivers/net/ethernet/sfc/ethtool.c @@ -131,20 +131,14 @@ efx_ethtool_get_link_ksettings(struct net_device *net_dev, { struct efx_nic *efx = netdev_priv(net_dev); struct efx_link_state *link_state = &efx->link_state; - u32 supported; mutex_lock(&efx->mac_lock); efx->phy_op->get_link_ksettings(efx, cmd); mutex_unlock(&efx->mac_lock); /* Both MACs support pause frames (bidirectional and respond-only) */ - ethtool_convert_link_mode_to_legacy_u32(&supported, - cmd->link_modes.supported); - - supported |= SUPPORTED_Pause | SUPPORTED_Asym_Pause; - - ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported, - supported); + ethtool_link_ksettings_add_link_mode(cmd, supported, Pause); + ethtool_link_ksettings_add_link_mode(cmd, supported, Asym_Pause); if (LOOPBACK_INTERNAL(efx)) { cmd->base.speed = link_state->speed; diff --git a/drivers/net/ethernet/sfc/falcon/farch.c b/drivers/net/ethernet/sfc/falcon/farch.c index 411a2f419447..8a14f7716302 100644 --- a/drivers/net/ethernet/sfc/falcon/farch.c +++ b/drivers/net/ethernet/sfc/falcon/farch.c @@ -873,17 +873,12 @@ static u16 ef4_farch_handle_rx_not_ok(struct ef4_rx_queue *rx_queue, { struct ef4_channel *channel = ef4_rx_queue_channel(rx_queue); struct ef4_nic *efx = rx_queue->efx; - bool rx_ev_buf_owner_id_err, rx_ev_ip_hdr_chksum_err; + bool __maybe_unused rx_ev_buf_owner_id_err, rx_ev_ip_hdr_chksum_err; bool rx_ev_tcp_udp_chksum_err, rx_ev_eth_crc_err; bool rx_ev_frm_trunc, rx_ev_drib_nib, rx_ev_tobe_disc; - bool rx_ev_other_err, rx_ev_pause_frm; - bool rx_ev_hdr_type, rx_ev_mcast_pkt; - unsigned rx_ev_pkt_type; + bool rx_ev_pause_frm; - rx_ev_hdr_type = EF4_QWORD_FIELD(*event, FSF_AZ_RX_EV_HDR_TYPE); - rx_ev_mcast_pkt = EF4_QWORD_FIELD(*event, FSF_AZ_RX_EV_MCAST_PKT); rx_ev_tobe_disc = EF4_QWORD_FIELD(*event, FSF_AZ_RX_EV_TOBE_DISC); - rx_ev_pkt_type = EF4_QWORD_FIELD(*event, FSF_AZ_RX_EV_PKT_TYPE); rx_ev_buf_owner_id_err = EF4_QWORD_FIELD(*event, FSF_AZ_RX_EV_BUF_OWNER_ID_ERR); rx_ev_ip_hdr_chksum_err = EF4_QWORD_FIELD(*event, @@ -896,10 +891,6 @@ static u16 ef4_farch_handle_rx_not_ok(struct ef4_rx_queue *rx_queue, 0 : EF4_QWORD_FIELD(*event, FSF_AA_RX_EV_DRIB_NIB)); rx_ev_pause_frm = EF4_QWORD_FIELD(*event, FSF_AZ_RX_EV_PAUSE_FRM_ERR); - /* Every error apart from tobe_disc and pause_frm */ - rx_ev_other_err = (rx_ev_drib_nib | rx_ev_tcp_udp_chksum_err | - rx_ev_buf_owner_id_err | rx_ev_eth_crc_err | - rx_ev_frm_trunc | rx_ev_ip_hdr_chksum_err); /* Count errors that are not in MAC stats. Ignore expected * checksum errors during self-test. */ @@ -919,6 +910,13 @@ static u16 ef4_farch_handle_rx_not_ok(struct ef4_rx_queue *rx_queue, * to a FIFO overflow. */ #ifdef DEBUG + { + /* Every error apart from tobe_disc and pause_frm */ + + bool rx_ev_other_err = (rx_ev_drib_nib | rx_ev_tcp_udp_chksum_err | + rx_ev_buf_owner_id_err | rx_ev_eth_crc_err | + rx_ev_frm_trunc | rx_ev_ip_hdr_chksum_err); + if (rx_ev_other_err && net_ratelimit()) { netif_dbg(efx, rx_err, efx->net_dev, " RX queue %d unexpected RX event " @@ -935,6 +933,7 @@ static u16 ef4_farch_handle_rx_not_ok(struct ef4_rx_queue *rx_queue, rx_ev_tobe_disc ? " [TOBE_DISC]" : "", rx_ev_pause_frm ? " [PAUSE]" : ""); } + } #endif /* The frame must be discarded if any of these are true. */ @@ -1646,15 +1645,11 @@ void ef4_farch_rx_push_indir_table(struct ef4_nic *efx) */ void ef4_farch_dimension_resources(struct ef4_nic *efx, unsigned sram_lim_qw) { - unsigned vi_count, buftbl_min; + unsigned vi_count; /* Account for the buffer table entries backing the datapath channels * and the descriptor caches for those channels. */ - buftbl_min = ((efx->n_rx_channels * EF4_MAX_DMAQ_SIZE + - efx->n_tx_channels * EF4_TXQ_TYPES * EF4_MAX_DMAQ_SIZE + - efx->n_channels * EF4_MAX_EVQ_SIZE) - * sizeof(ef4_qword_t) / EF4_BUF_SIZE); vi_count = max(efx->n_channels, efx->n_tx_channels * EF4_TXQ_TYPES); efx->tx_dc_base = sram_lim_qw - vi_count * TX_DC_ENTRIES; @@ -2535,7 +2530,6 @@ int ef4_farch_filter_remove_safe(struct ef4_nic *efx, enum ef4_farch_filter_table_id table_id; struct ef4_farch_filter_table *table; unsigned int filter_idx; - struct ef4_farch_filter_spec *spec; int rc; table_id = ef4_farch_filter_id_table_id(filter_id); @@ -2546,7 +2540,6 @@ int ef4_farch_filter_remove_safe(struct ef4_nic *efx, filter_idx = ef4_farch_filter_id_index(filter_id); if (filter_idx >= table->size) return -ENOENT; - spec = &table->spec[filter_idx]; spin_lock_bh(&efx->filter_lock); rc = ef4_farch_filter_remove(efx, table, filter_idx, priority); diff --git a/drivers/net/ethernet/sfc/falcon/rx.c b/drivers/net/ethernet/sfc/falcon/rx.c index 02456ed13a7d..5b93a3af4575 100644 --- a/drivers/net/ethernet/sfc/falcon/rx.c +++ b/drivers/net/ethernet/sfc/falcon/rx.c @@ -732,7 +732,10 @@ static void ef4_init_rx_recycle_ring(struct ef4_nic *efx, efx->rx_bufs_per_page); rx_queue->page_ring = kcalloc(page_ring_size, sizeof(*rx_queue->page_ring), GFP_KERNEL); - rx_queue->page_ptr_mask = page_ring_size - 1; + if (!rx_queue->page_ring) + rx_queue->page_ptr_mask = 0; + else + rx_queue->page_ptr_mask = page_ring_size - 1; } void ef4_init_rx_queue(struct ef4_rx_queue *rx_queue) diff --git a/drivers/net/ethernet/sfc/mcdi.c b/drivers/net/ethernet/sfc/mcdi.c index dfad93fca0a6..0fa64b8b79bf 100644 --- a/drivers/net/ethernet/sfc/mcdi.c +++ b/drivers/net/ethernet/sfc/mcdi.c @@ -166,9 +166,9 @@ static void efx_mcdi_send_request(struct efx_nic *efx, unsigned cmd, /* Serialise with efx_mcdi_ev_cpl() and efx_mcdi_ev_death() */ spin_lock_bh(&mcdi->iface_lock); ++mcdi->seqno; + seqno = mcdi->seqno & SEQ_MASK; spin_unlock_bh(&mcdi->iface_lock); - seqno = mcdi->seqno & SEQ_MASK; xflags = 0; if (mcdi->mode == MCDI_MODE_EVENTS) xflags |= MCDI_HEADER_XFLAGS_EVREQ; diff --git a/drivers/net/ethernet/sfc/ptp.c b/drivers/net/ethernet/sfc/ptp.c index d47151dbe804..c0a810f74034 100644 --- a/drivers/net/ethernet/sfc/ptp.c +++ b/drivers/net/ethernet/sfc/ptp.c @@ -651,7 +651,7 @@ static int efx_ptp_get_attributes(struct efx_nic *efx) } else if (rc == -EINVAL) { fmt = MC_CMD_PTP_OUT_GET_ATTRIBUTES_SECONDS_NANOSECONDS; } else if (rc == -EPERM) { - netif_info(efx, probe, efx->net_dev, "no PTP support\n"); + pci_info(efx->pci_dev, "no PTP support\n"); return rc; } else { efx_mcdi_display_error(efx, MC_CMD_PTP, sizeof(inbuf), @@ -827,7 +827,7 @@ static int efx_ptp_disable(struct efx_nic *efx) * should only have been called during probe. */ if (rc == -ENOSYS || rc == -EPERM) - netif_info(efx, probe, efx->net_dev, "no PTP support\n"); + pci_info(efx->pci_dev, "no PTP support\n"); else if (rc) efx_mcdi_display_error(efx, MC_CMD_PTP, MC_CMD_PTP_IN_DISABLE_LEN, diff --git a/drivers/net/ethernet/sfc/siena_sriov.c b/drivers/net/ethernet/sfc/siena_sriov.c index da7b94f34604..30d58f72725d 100644 --- a/drivers/net/ethernet/sfc/siena_sriov.c +++ b/drivers/net/ethernet/sfc/siena_sriov.c @@ -1059,7 +1059,7 @@ void efx_siena_sriov_probe(struct efx_nic *efx) return; if (efx_siena_sriov_cmd(efx, false, &efx->vi_scale, &count)) { - netif_info(efx, probe, efx->net_dev, "no SR-IOV VFs probed\n"); + pci_info(efx->pci_dev, "no SR-IOV VFs probed\n"); return; } if (count > 0 && count > max_vfs) diff --git a/drivers/net/ethernet/sis/sis900.c b/drivers/net/ethernet/sis/sis900.c index d5bcbc40a55f..e1bd9eacee17 100644 --- a/drivers/net/ethernet/sis/sis900.c +++ b/drivers/net/ethernet/sis/sis900.c @@ -441,7 +441,7 @@ static int sis900_probe(struct pci_dev *pci_dev, #endif /* setup various bits in PCI command register */ - ret = pci_enable_device(pci_dev); + ret = pcim_enable_device(pci_dev); if(ret) return ret; i = pci_set_dma_mask(pci_dev, DMA_BIT_MASK(32)); @@ -467,7 +467,7 @@ static int sis900_probe(struct pci_dev *pci_dev, ioaddr = pci_iomap(pci_dev, 0, 0); if (!ioaddr) { ret = -ENOMEM; - goto err_out_cleardev; + goto err_out; } sis_priv = netdev_priv(net_dev); @@ -575,8 +575,6 @@ err_unmap_tx: sis_priv->tx_ring_dma); err_out_unmap: pci_iounmap(pci_dev, ioaddr); -err_out_cleardev: - pci_release_regions(pci_dev); err_out: free_netdev(net_dev); return ret; @@ -783,10 +781,9 @@ static u16 sis900_default_phy(struct net_device * net_dev) static void sis900_set_capability(struct net_device *net_dev, struct mii_phy *phy) { u16 cap; - u16 status; - status = mdio_read(net_dev, phy->phy_addr, MII_STATUS); - status = mdio_read(net_dev, phy->phy_addr, MII_STATUS); + mdio_read(net_dev, phy->phy_addr, MII_STATUS); + mdio_read(net_dev, phy->phy_addr, MII_STATUS); cap = MII_NWAY_CSMA_CD | ((phy->status & MII_STAT_CAN_TX_FDX)? MII_NWAY_TX_FDX:0) | @@ -2422,7 +2419,6 @@ static void sis900_remove(struct pci_dev *pci_dev) sis_priv->tx_ring_dma); pci_iounmap(pci_dev, sis_priv->ioaddr); free_netdev(net_dev); - pci_release_regions(pci_dev); } #ifdef CONFIG_PM diff --git a/drivers/net/ethernet/smsc/smc911x.c b/drivers/net/ethernet/smsc/smc911x.c index f97b35430c84..ac1ad00e2fc5 100644 --- a/drivers/net/ethernet/smsc/smc911x.c +++ b/drivers/net/ethernet/smsc/smc911x.c @@ -2080,6 +2080,11 @@ static int smc911x_drv_probe(struct platform_device *pdev) ndev->dma = (unsigned char)-1; ndev->irq = platform_get_irq(pdev, 0); + if (ndev->irq < 0) { + ret = ndev->irq; + goto release_both; + } + lp = netdev_priv(ndev); lp->netdev = ndev; #ifdef SMC_DYNAMIC_BUS_CONFIG diff --git a/drivers/net/ethernet/smsc/smsc911x.c b/drivers/net/ethernet/smsc/smsc911x.c index ae80a223975d..f977fc59dc5c 100644 --- a/drivers/net/ethernet/smsc/smsc911x.c +++ b/drivers/net/ethernet/smsc/smsc911x.c @@ -2446,7 +2446,7 @@ static int smsc911x_drv_probe(struct platform_device *pdev) if (irq == -EPROBE_DEFER) { retval = -EPROBE_DEFER; goto out_0; - } else if (irq <= 0) { + } else if (irq < 0) { pr_warn("Could not allocate irq resource\n"); retval = -ENODEV; goto out_0; diff --git a/drivers/net/ethernet/socionext/netsec.c b/drivers/net/ethernet/socionext/netsec.c index 027367b9cc48..5c0629b4fccc 100644 --- a/drivers/net/ethernet/socionext/netsec.c +++ b/drivers/net/ethernet/socionext/netsec.c @@ -1386,14 +1386,17 @@ static int netsec_netdev_init(struct net_device *ndev) goto err1; /* set phy power down */ - data = netsec_phy_read(priv->mii_bus, priv->phy_addr, MII_BMCR) | - BMCR_PDOWN; - netsec_phy_write(priv->mii_bus, priv->phy_addr, MII_BMCR, data); + data = netsec_phy_read(priv->mii_bus, priv->phy_addr, MII_BMCR); + netsec_phy_write(priv->mii_bus, priv->phy_addr, MII_BMCR, + data | BMCR_PDOWN); ret = netsec_reset_hardware(priv, true); if (ret) goto err2; + /* Restore phy power state */ + netsec_phy_write(priv->mii_bus, priv->phy_addr, MII_BMCR, data); + return 0; err2: netsec_free_dring(priv, NETSEC_RING_RX); @@ -1546,11 +1549,13 @@ static int netsec_register_mdio(struct netsec_priv *priv, u32 phy_addr) ret = PTR_ERR(priv->phydev); dev_err(priv->dev, "get_phy_device err(%d)\n", ret); priv->phydev = NULL; + mdiobus_unregister(bus); return -ENODEV; } ret = phy_device_register(priv->phydev); if (ret) { + phy_device_free(priv->phydev); mdiobus_unregister(bus); dev_err(priv->dev, "phy_device_register err(%d)\n", ret); diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-generic.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-generic.c index fad503820e04..b3365b34cac7 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-generic.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-generic.c @@ -71,6 +71,7 @@ err_remove_config_dt: static const struct of_device_id dwmac_generic_match[] = { { .compatible = "st,spear600-gmac"}, + { .compatible = "snps,dwmac-3.40a"}, { .compatible = "snps,dwmac-3.50a"}, { .compatible = "snps,dwmac-3.610"}, { .compatible = "snps,dwmac-3.70a"}, diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c index 826626e870d5..03b11f191c26 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c @@ -288,10 +288,7 @@ static int ipq806x_gmac_probe(struct platform_device *pdev) val &= ~NSS_COMMON_GMAC_CTL_PHY_IFACE_SEL; break; default: - dev_err(&pdev->dev, "Unsupported PHY mode: \"%s\"\n", - phy_modes(gmac->phy_mode)); - err = -EINVAL; - goto err_remove_config_dt; + goto err_unsupported_phy; } regmap_write(gmac->nss_common, NSS_COMMON_GMAC_CTL(gmac->id), val); @@ -308,10 +305,7 @@ static int ipq806x_gmac_probe(struct platform_device *pdev) NSS_COMMON_CLK_SRC_CTRL_OFFSET(gmac->id); break; default: - dev_err(&pdev->dev, "Unsupported PHY mode: \"%s\"\n", - phy_modes(gmac->phy_mode)); - err = -EINVAL; - goto err_remove_config_dt; + goto err_unsupported_phy; } regmap_write(gmac->nss_common, NSS_COMMON_CLK_SRC_CTRL, val); @@ -328,8 +322,7 @@ static int ipq806x_gmac_probe(struct platform_device *pdev) NSS_COMMON_CLK_GATE_GMII_TX_EN(gmac->id); break; default: - /* We don't get here; the switch above will have errored out */ - unreachable(); + goto err_unsupported_phy; } regmap_write(gmac->nss_common, NSS_COMMON_CLK_GATE, val); @@ -351,6 +344,8 @@ static int ipq806x_gmac_probe(struct platform_device *pdev) plat_dat->bsp_priv = gmac; plat_dat->fix_mac_speed = ipq806x_gmac_fix_mac_speed; plat_dat->multicast_filter_bins = 0; + plat_dat->tx_fifo_size = 8192; + plat_dat->rx_fifo_size = 8192; err = stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res); if (err) @@ -358,6 +353,11 @@ static int ipq806x_gmac_probe(struct platform_device *pdev) return 0; +err_unsupported_phy: + dev_err(&pdev->dev, "Unsupported PHY mode: \"%s\"\n", + phy_modes(gmac->phy_mode)); + err = -EINVAL; + err_remove_config_dt: stmmac_remove_config_dt(pdev, plat_dat); diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c index 03bda2e0b7a8..5020d5b28c6a 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c @@ -35,7 +35,6 @@ #define PRG_ETH0_EXT_RMII_MODE 4 /* mux to choose between fclk_div2 (bit unset) and mpll2 (bit set) */ -#define PRG_ETH0_CLK_M250_SEL_SHIFT 4 #define PRG_ETH0_CLK_M250_SEL_MASK GENMASK(4, 4) #define PRG_ETH0_TXDLY_SHIFT 5 @@ -149,8 +148,9 @@ static int meson8b_init_rgmii_tx_clk(struct meson8b_dwmac *dwmac) } clk_configs->m250_mux.reg = dwmac->regs + PRG_ETH0; - clk_configs->m250_mux.shift = PRG_ETH0_CLK_M250_SEL_SHIFT; - clk_configs->m250_mux.mask = PRG_ETH0_CLK_M250_SEL_MASK; + clk_configs->m250_mux.shift = __ffs(PRG_ETH0_CLK_M250_SEL_MASK); + clk_configs->m250_mux.mask = PRG_ETH0_CLK_M250_SEL_MASK >> + clk_configs->m250_mux.shift; clk = meson8b_dwmac_register_clk(dwmac, "m250_sel", mux_parent_names, MUX_CLK_NUM_PARENTS, &clk_mux_ops, &clk_configs->m250_mux.hw); diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-stm32.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-stm32.c index 7e2e79dedebf..df7fc6b675a5 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-stm32.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-stm32.c @@ -57,6 +57,7 @@ struct stm32_ops { int (*parse_data)(struct stm32_dwmac *dwmac, struct device *dev); u32 syscfg_eth_mask; + bool clk_rx_enable_in_suspend; }; static int stm32_dwmac_init(struct plat_stmmacenet_data *plat_dat) @@ -74,7 +75,8 @@ static int stm32_dwmac_init(struct plat_stmmacenet_data *plat_dat) if (ret) return ret; - if (!dwmac->dev->power.is_suspended) { + if (!dwmac->ops->clk_rx_enable_in_suspend || + !dwmac->dev->power.is_suspended) { ret = clk_prepare_enable(dwmac->clk_rx); if (ret) { clk_disable_unprepare(dwmac->clk_tx); @@ -413,7 +415,8 @@ static struct stm32_ops stm32mp1_dwmac_data = { .suspend = stm32mp1_suspend, .resume = stm32mp1_resume, .parse_data = stm32mp1_parse_data, - .syscfg_eth_mask = SYSCFG_MP1_ETH_MASK + .syscfg_eth_mask = SYSCFG_MP1_ETH_MASK, + .clk_rx_enable_in_suspend = true }; static const struct of_device_id stm32_dwmac_match[] = { diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c index ef13a462c36d..5e66e7399827 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c @@ -73,6 +73,7 @@ struct emac_variant { * @variant: reference to the current board variant * @regmap: regmap for using the syscon * @internal_phy_powered: Does the internal PHY is enabled + * @use_internal_phy: Is the internal PHY selected for use * @mux_handle: Internal pointer used by mdio-mux lib */ struct sunxi_priv_data { @@ -83,6 +84,7 @@ struct sunxi_priv_data { const struct emac_variant *variant; struct regmap_field *regmap_field; bool internal_phy_powered; + bool use_internal_phy; void *mux_handle; }; @@ -518,8 +520,11 @@ static const struct stmmac_dma_ops sun8i_dwmac_dma_ops = { .dma_interrupt = sun8i_dwmac_dma_interrupt, }; +static int sun8i_dwmac_power_internal_phy(struct stmmac_priv *priv); + static int sun8i_dwmac_init(struct platform_device *pdev, void *priv) { + struct net_device *ndev = platform_get_drvdata(pdev); struct sunxi_priv_data *gmac = priv; int ret; @@ -533,13 +538,25 @@ static int sun8i_dwmac_init(struct platform_device *pdev, void *priv) ret = clk_prepare_enable(gmac->tx_clk); if (ret) { - if (gmac->regulator) - regulator_disable(gmac->regulator); dev_err(&pdev->dev, "Could not enable AHB clock\n"); - return ret; + goto err_disable_regulator; + } + + if (gmac->use_internal_phy) { + ret = sun8i_dwmac_power_internal_phy(netdev_priv(ndev)); + if (ret) + goto err_disable_clk; } return 0; + +err_disable_clk: + clk_disable_unprepare(gmac->tx_clk); +err_disable_regulator: + if (gmac->regulator) + regulator_disable(gmac->regulator); + + return ret; } static void sun8i_dwmac_core_init(struct mac_device_info *hw, @@ -695,7 +712,7 @@ static int sun8i_dwmac_reset(struct stmmac_priv *priv) if (err) { dev_err(priv->device, "EMAC reset timeout\n"); - return -EFAULT; + return err; } return 0; } @@ -809,7 +826,6 @@ static int mdio_mux_syscon_switch_fn(int current_child, int desired_child, struct sunxi_priv_data *gmac = priv->plat->bsp_priv; u32 reg, val; int ret = 0; - bool need_power_ephy = false; if (current_child ^ desired_child) { regmap_field_read(gmac->regmap_field, ®); @@ -817,13 +833,12 @@ static int mdio_mux_syscon_switch_fn(int current_child, int desired_child, case DWMAC_SUN8I_MDIO_MUX_INTERNAL_ID: dev_info(priv->device, "Switch mux to internal PHY"); val = (reg & ~H3_EPHY_MUX_MASK) | H3_EPHY_SELECT; - - need_power_ephy = true; + gmac->use_internal_phy = true; break; case DWMAC_SUN8I_MDIO_MUX_EXTERNAL_ID: dev_info(priv->device, "Switch mux to external PHY"); val = (reg & ~H3_EPHY_MUX_MASK) | H3_EPHY_SHUTDOWN; - need_power_ephy = false; + gmac->use_internal_phy = false; break; default: dev_err(priv->device, "Invalid child ID %x\n", @@ -831,7 +846,7 @@ static int mdio_mux_syscon_switch_fn(int current_child, int desired_child, return -EINVAL; } regmap_field_write(gmac->regmap_field, val); - if (need_power_ephy) { + if (gmac->use_internal_phy) { ret = sun8i_dwmac_power_internal_phy(priv); if (ret) return ret; @@ -858,6 +873,7 @@ static int sun8i_dwmac_register_mdio_mux(struct stmmac_priv *priv) ret = mdio_mux_init(priv->device, mdio_mux, mdio_mux_syscon_switch_fn, &gmac->mux_handle, priv, priv->mii); + of_node_put(mdio_mux); return ret; } @@ -977,17 +993,12 @@ static void sun8i_dwmac_exit(struct platform_device *pdev, void *priv) struct sunxi_priv_data *gmac = priv; if (gmac->variant->soc_has_internal_phy) { - /* sun8i_dwmac_exit could be called with mdiomux uninit */ - if (gmac->mux_handle) - mdio_mux_uninit(gmac->mux_handle); if (gmac->internal_phy_powered) sun8i_dwmac_unpower_internal_phy(gmac); } sun8i_dwmac_unset_syscon(gmac); - reset_control_put(gmac->rst_ephy); - clk_disable_unprepare(gmac->tx_clk); if (gmac->regulator) @@ -1169,6 +1180,8 @@ static int sun8i_dwmac_probe(struct platform_device *pdev) plat_dat->init = sun8i_dwmac_init; plat_dat->exit = sun8i_dwmac_exit; plat_dat->setup = sun8i_dwmac_setup; + plat_dat->tx_fifo_size = 4096; + plat_dat->rx_fifo_size = 16384; ret = sun8i_dwmac_init(pdev, plat_dat->bsp_priv); if (ret) @@ -1200,12 +1213,32 @@ static int sun8i_dwmac_probe(struct platform_device *pdev) return ret; dwmac_mux: + reset_control_put(gmac->rst_ephy); + clk_put(gmac->ephy_clk); sun8i_dwmac_unset_syscon(gmac); dwmac_exit: stmmac_pltfr_remove(pdev); return ret; } +static int sun8i_dwmac_remove(struct platform_device *pdev) +{ + struct net_device *ndev = platform_get_drvdata(pdev); + struct stmmac_priv *priv = netdev_priv(ndev); + struct sunxi_priv_data *gmac = priv->plat->bsp_priv; + + if (gmac->variant->soc_has_internal_phy) { + mdio_mux_uninit(gmac->mux_handle); + sun8i_dwmac_unpower_internal_phy(gmac); + reset_control_put(gmac->rst_ephy); + clk_put(gmac->ephy_clk); + } + + stmmac_pltfr_remove(pdev); + + return 0; +} + static const struct of_device_id sun8i_dwmac_match[] = { { .compatible = "allwinner,sun8i-h3-emac", .data = &emac_variant_h3 }, @@ -1223,7 +1256,7 @@ MODULE_DEVICE_TABLE(of, sun8i_dwmac_match); static struct platform_driver sun8i_dwmac_driver = { .probe = sun8i_dwmac_probe, - .remove = stmmac_pltfr_remove, + .remove = sun8i_dwmac_remove, .driver = { .name = "dwmac-sun8i", .pm = &stmmac_pltfr_pm_ops, diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.c index 57694eada995..f31067659e95 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.c @@ -39,7 +39,7 @@ struct sunxi_priv_data { static int sun7i_gmac_init(struct platform_device *pdev, void *priv) { struct sunxi_priv_data *gmac = priv; - int ret; + int ret = 0; if (gmac->regulator) { ret = regulator_enable(gmac->regulator); @@ -60,11 +60,11 @@ static int sun7i_gmac_init(struct platform_device *pdev, void *priv) } else { clk_set_rate(gmac->tx_clk, SUN7I_GMAC_MII_RATE); ret = clk_prepare(gmac->tx_clk); - if (ret) - return ret; + if (ret && gmac->regulator) + regulator_disable(gmac->regulator); } - return 0; + return ret; } static void sun7i_gmac_exit(struct platform_device *pdev, void *priv) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac1000.h b/drivers/net/ethernet/stmicro/stmmac/dwmac1000.h index 184ca13c8f79..1a84cf459e40 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac1000.h +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac1000.h @@ -86,10 +86,10 @@ enum power_event { #define LPI_CTRL_STATUS_TLPIEN 0x00000001 /* Transmit LPI Entry */ /* GMAC HW ADDR regs */ -#define GMAC_ADDR_HIGH(reg) (((reg > 15) ? 0x00000800 : 0x00000040) + \ - (reg * 8)) -#define GMAC_ADDR_LOW(reg) (((reg > 15) ? 0x00000804 : 0x00000044) + \ - (reg * 8)) +#define GMAC_ADDR_HIGH(reg) ((reg > 15) ? 0x00000800 + (reg - 16) * 8 : \ + 0x00000040 + (reg * 8)) +#define GMAC_ADDR_LOW(reg) ((reg > 15) ? 0x00000804 + (reg - 16) * 8 : \ + 0x00000044 + (reg * 8)) #define GMAC_MAX_PERFECT_ADDRESSES 1 #define GMAC_PCS_BASE 0x000000c0 /* PCS register base */ diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c index bc8871e7351f..00b6af0b2f3a 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c @@ -222,6 +222,9 @@ static void dwmac4_map_mtl_dma(struct mac_device_info *hw, u32 queue, u32 chan) if (queue == 0 || queue == 4) { value &= ~MTL_RXQ_DMA_Q04MDMACH_MASK; value |= MTL_RXQ_DMA_Q04MDMACH(chan); + } else if (queue > 4) { + value &= ~MTL_RXQ_DMA_QXMDMACH_MASK(queue - 4); + value |= MTL_RXQ_DMA_QXMDMACH(chan, queue - 4); } else { value &= ~MTL_RXQ_DMA_QXMDMACH_MASK(queue); value |= MTL_RXQ_DMA_QXMDMACH(chan, queue); diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c index edb6053bd980..232efe17ac2c 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c @@ -119,6 +119,23 @@ static void dwmac4_dma_init_channel(void __iomem *ioaddr, ioaddr + DMA_CHAN_INTR_ENA(chan)); } +static void dwmac410_dma_init_channel(void __iomem *ioaddr, + struct stmmac_dma_cfg *dma_cfg, u32 chan) +{ + u32 value; + + /* common channel control register config */ + value = readl(ioaddr + DMA_CHAN_CONTROL(chan)); + if (dma_cfg->pblx8) + value = value | DMA_BUS_MODE_PBL; + + writel(value, ioaddr + DMA_CHAN_CONTROL(chan)); + + /* Mask interrupts by writing to CSR7 */ + writel(DMA_CHAN_INTR_DEFAULT_MASK_4_10, + ioaddr + DMA_CHAN_INTR_ENA(chan)); +} + static void dwmac4_dma_init(void __iomem *ioaddr, struct stmmac_dma_cfg *dma_cfg, int atds) { @@ -197,7 +214,7 @@ static void dwmac4_dma_rx_chan_op_mode(void __iomem *ioaddr, int mode, u32 channel, int fifosz, u8 qmode) { unsigned int rqs = fifosz / 256 - 1; - u32 mtl_rx_op, mtl_rx_int; + u32 mtl_rx_op; mtl_rx_op = readl(ioaddr + MTL_CHAN_RX_OP_MODE(channel)); @@ -268,11 +285,6 @@ static void dwmac4_dma_rx_chan_op_mode(void __iomem *ioaddr, int mode, } writel(mtl_rx_op, ioaddr + MTL_CHAN_RX_OP_MODE(channel)); - - /* Enable MTL RX overflow */ - mtl_rx_int = readl(ioaddr + MTL_CHAN_INT_CTRL(channel)); - writel(mtl_rx_int | MTL_RX_OVERFLOW_INT_EN, - ioaddr + MTL_CHAN_INT_CTRL(channel)); } static void dwmac4_dma_tx_chan_op_mode(void __iomem *ioaddr, int mode, @@ -461,7 +473,7 @@ const struct stmmac_dma_ops dwmac4_dma_ops = { const struct stmmac_dma_ops dwmac410_dma_ops = { .reset = dwmac4_dma_reset, .init = dwmac4_dma_init, - .init_chan = dwmac4_dma_init_channel, + .init_chan = dwmac410_dma_init_channel, .init_rx_chan = dwmac4_dma_init_rx_chan, .init_tx_chan = dwmac4_dma_init_tx_chan, .axi = dwmac4_dma_axi, diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c index 49f5687879df..32461909264a 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c @@ -63,10 +63,6 @@ void dwmac4_dma_stop_tx(void __iomem *ioaddr, u32 chan) value &= ~DMA_CONTROL_ST; writel(value, ioaddr + DMA_CHAN_TX_CONTROL(chan)); - - value = readl(ioaddr + GMAC_CONFIG); - value &= ~GMAC_CONFIG_TE; - writel(value, ioaddr + GMAC_CONFIG); } void dwmac4_dma_start_rx(void __iomem *ioaddr, u32 chan) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac5.c b/drivers/net/ethernet/stmicro/stmmac/dwmac5.c index e436fa160c7d..59165c0560d7 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac5.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac5.c @@ -520,9 +520,9 @@ int dwmac5_flex_pps_config(void __iomem *ioaddr, int index, return 0; } - val |= PPSCMDx(index, 0x2); val |= TRGTMODSELx(index, 0x2); val |= PPSEN0; + writel(val, ioaddr + MAC_PPS_CONTROL); writel(cfg->start.tv_sec, ioaddr + MAC_PPSx_TARGET_TIME_SEC(index)); @@ -547,6 +547,7 @@ int dwmac5_flex_pps_config(void __iomem *ioaddr, int index, writel(period - 1, ioaddr + MAC_PPSx_WIDTH(index)); /* Finally, activate it */ + val |= PPSCMDx(index, 0x2); writel(val, ioaddr + MAC_PPS_CONTROL); return 0; } diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c index e1fbd7c81bfa..541c0449f31c 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c @@ -53,7 +53,8 @@ static void config_sub_second_increment(void __iomem *ioaddr, if (!(value & PTP_TCR_TSCTRLSSR)) data = (data * 1000) / 465; - data &= PTP_SSIR_SSINC_MASK; + if (data > PTP_SSIR_SSINC_MAX) + data = PTP_SSIR_SSINC_MAX; reg_value = data; if (gmac4) @@ -159,15 +160,20 @@ static int adjust_systime(void __iomem *ioaddr, u32 sec, u32 nsec, static void get_systime(void __iomem *ioaddr, u64 *systime) { - u64 ns; - - /* Get the TSSS value */ - ns = readl(ioaddr + PTP_STNSR); - /* Get the TSS and convert sec time value to nanosecond */ - ns += readl(ioaddr + PTP_STSR) * 1000000000ULL; + u64 ns, sec0, sec1; + + /* Get the TSS value */ + sec1 = readl_relaxed(ioaddr + PTP_STSR); + do { + sec0 = sec1; + /* Get the TSSS value */ + ns = readl_relaxed(ioaddr + PTP_STNSR); + /* Get the TSS value */ + sec1 = readl_relaxed(ioaddr + PTP_STSR); + } while (sec0 != sec1); if (systime) - *systime = ns; + *systime = ns + (sec1 * 1000000000ULL); } const struct stmmac_hwtimestamp stmmac_ptp = { diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index c41879a955b5..3e35cdf0d2b7 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -114,6 +114,7 @@ MODULE_PARM_DESC(chain_mode, "To use chain instead of ring mode"); static irqreturn_t stmmac_interrupt(int irq, void *dev_id); #ifdef CONFIG_DEBUG_FS +static const struct net_device_ops stmmac_netdev_ops; static int stmmac_init_fs(struct net_device *dev); static void stmmac_exit_fs(struct net_device *dev); #endif @@ -177,32 +178,6 @@ static void stmmac_enable_all_queues(struct stmmac_priv *priv) } } -/** - * stmmac_stop_all_queues - Stop all queues - * @priv: driver private structure - */ -static void stmmac_stop_all_queues(struct stmmac_priv *priv) -{ - u32 tx_queues_cnt = priv->plat->tx_queues_to_use; - u32 queue; - - for (queue = 0; queue < tx_queues_cnt; queue++) - netif_tx_stop_queue(netdev_get_tx_queue(priv->dev, queue)); -} - -/** - * stmmac_start_all_queues - Start all queues - * @priv: driver private structure - */ -static void stmmac_start_all_queues(struct stmmac_priv *priv) -{ - u32 tx_queues_cnt = priv->plat->tx_queues_to_use; - u32 queue; - - for (queue = 0; queue < tx_queues_cnt; queue++) - netif_tx_start_queue(netdev_get_tx_queue(priv->dev, queue)); -} - static void stmmac_service_event_schedule(struct stmmac_priv *priv) { if (!test_bit(STMMAC_DOWN, &priv->state) && @@ -253,7 +228,7 @@ static void stmmac_clk_csr_set(struct stmmac_priv *priv) priv->clk_csr = STMMAC_CSR_100_150M; else if ((clk_rate >= CSR_F_150M) && (clk_rate < CSR_F_250M)) priv->clk_csr = STMMAC_CSR_150_250M; - else if ((clk_rate >= CSR_F_250M) && (clk_rate < CSR_F_300M)) + else if ((clk_rate >= CSR_F_250M) && (clk_rate <= CSR_F_300M)) priv->clk_csr = STMMAC_CSR_250_300M; } @@ -1455,6 +1430,19 @@ static void dma_free_tx_skbufs(struct stmmac_priv *priv, u32 queue) } /** + * stmmac_free_tx_skbufs - free TX skb buffers + * @priv: private structure + */ +static void stmmac_free_tx_skbufs(struct stmmac_priv *priv) +{ + u32 tx_queue_cnt = priv->plat->tx_queues_to_use; + u32 queue; + + for (queue = 0; queue < tx_queue_cnt; queue++) + dma_free_tx_skbufs(priv, queue); +} + +/** * free_dma_rx_desc_resources - free RX dma desc resources * @priv: private structure */ @@ -2678,7 +2666,7 @@ static int stmmac_open(struct net_device *dev) } stmmac_enable_all_queues(priv); - stmmac_start_all_queues(priv); + netif_tx_start_all_queues(priv->dev); return 0; @@ -2715,17 +2703,12 @@ static int stmmac_release(struct net_device *dev) struct stmmac_priv *priv = netdev_priv(dev); u32 chan; - if (priv->eee_enabled) - del_timer_sync(&priv->eee_ctrl_timer); - /* Stop and disconnect the PHY */ if (dev->phydev) { phy_stop(dev->phydev); phy_disconnect(dev->phydev); } - stmmac_stop_all_queues(priv); - stmmac_disable_all_queues(priv); for (chan = 0; chan < priv->plat->tx_queues_to_use; chan++) @@ -2738,6 +2721,11 @@ static int stmmac_release(struct net_device *dev) if (priv->lpi_irq > 0) free_irq(priv->lpi_irq, dev); + if (priv->eee_enabled) { + priv->tx_path_in_lpi_mode = false; + del_timer_sync(&priv->eee_ctrl_timer); + } + /* Stop TX/RX DMA and clear the descriptors */ stmmac_stop_all_dma(priv); @@ -3609,6 +3597,7 @@ static int stmmac_change_mtu(struct net_device *dev, int new_mtu) { struct stmmac_priv *priv = netdev_priv(dev); int txfifosz = priv->plat->tx_fifo_size; + const int mtu = new_mtu; if (txfifosz == 0) txfifosz = priv->dma_cap.tx_fifo_size; @@ -3626,7 +3615,7 @@ static int stmmac_change_mtu(struct net_device *dev, int new_mtu) if ((txfifosz < new_mtu) || (new_mtu > BUF_SIZE_16KiB)) return -EINVAL; - dev->mtu = new_mtu; + dev->mtu = mtu; netdev_update_features(dev); @@ -3718,7 +3707,6 @@ static irqreturn_t stmmac_interrupt(int irq, void *dev_id) /* To handle GMAC own interrupts */ if ((priv->plat->has_gmac) || xmac) { int status = stmmac_host_irq_status(priv, priv->hw, &priv->xstats); - int mtl_status; if (unlikely(status)) { /* For LPI we need to save the tx status */ @@ -3729,17 +3717,8 @@ static irqreturn_t stmmac_interrupt(int irq, void *dev_id) } for (queue = 0; queue < queues_count; queue++) { - struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue]; - - mtl_status = stmmac_host_mtl_irq_status(priv, priv->hw, - queue); - if (mtl_status != -EINVAL) - status |= mtl_status; - - if (status & CORE_IRQ_MTL_RX_OVERFLOW) - stmmac_set_rx_tail_ptr(priv, priv->ioaddr, - rx_q->rx_tail_addr, - queue); + status = stmmac_host_mtl_irq_status(priv, priv->hw, + queue); } /* PCS link status */ @@ -4056,6 +4035,34 @@ static const struct file_operations stmmac_dma_cap_fops = { .release = single_release, }; +/* Use network device events to rename debugfs file entries. + */ +static int stmmac_device_event(struct notifier_block *unused, + unsigned long event, void *ptr) +{ + struct net_device *dev = netdev_notifier_info_to_dev(ptr); + struct stmmac_priv *priv = netdev_priv(dev); + + if (dev->netdev_ops != &stmmac_netdev_ops) + goto done; + + switch (event) { + case NETDEV_CHANGENAME: + if (priv->dbgfs_dir) + priv->dbgfs_dir = debugfs_rename(stmmac_fs_dir, + priv->dbgfs_dir, + stmmac_fs_dir, + dev->name); + break; + } +done: + return NOTIFY_DONE; +} + +static struct notifier_block stmmac_notifier = { + .notifier_call = stmmac_device_event, +}; + static int stmmac_init_fs(struct net_device *dev) { struct stmmac_priv *priv = netdev_priv(dev); @@ -4094,6 +4101,8 @@ static int stmmac_init_fs(struct net_device *dev) return -ENOMEM; } + register_netdevice_notifier(&stmmac_notifier); + return 0; } @@ -4101,6 +4110,7 @@ static void stmmac_exit_fs(struct net_device *dev) { struct stmmac_priv *priv = netdev_priv(dev); + unregister_netdevice_notifier(&stmmac_notifier); debugfs_remove_recursive(priv->dbgfs_dir); } #endif /* CONFIG_DEBUG_FS */ @@ -4519,13 +4529,17 @@ int stmmac_suspend(struct device *dev) mutex_lock(&priv->lock); netif_device_detach(ndev); - stmmac_stop_all_queues(priv); stmmac_disable_all_queues(priv); for (chan = 0; chan < priv->plat->tx_queues_to_use; chan++) del_timer_sync(&priv->tx_queue[chan].txtimer); + if (priv->eee_enabled) { + priv->tx_path_in_lpi_mode = false; + del_timer_sync(&priv->eee_ctrl_timer); + } + /* Stop TX/RX DMA */ stmmac_stop_all_dma(priv); @@ -4574,6 +4588,8 @@ static void stmmac_reset_queues_param(struct stmmac_priv *priv) tx_q->cur_tx = 0; tx_q->dirty_tx = 0; tx_q->mss = 0; + + netdev_tx_reset_queue(netdev_get_tx_queue(priv->dev, queue)); } } @@ -4620,6 +4636,7 @@ int stmmac_resume(struct device *dev) stmmac_reset_queues_param(priv); + stmmac_free_tx_skbufs(priv); stmmac_clear_descriptors(priv); stmmac_hw_setup(ndev, false); @@ -4628,8 +4645,6 @@ int stmmac_resume(struct device *dev) stmmac_enable_all_queues(priv); - stmmac_start_all_queues(priv); - mutex_unlock(&priv->lock); if (ndev->phydev) @@ -4645,7 +4660,7 @@ static int __init stmmac_cmdline_opt(char *str) char *opt; if (!str || !*str) - return -EINVAL; + return 1; while ((opt = strsep(&str, ",")) != NULL) { if (!strncmp(opt, "debug:", 6)) { if (kstrtoint(opt + 6, 0, &debug)) @@ -4676,11 +4691,11 @@ static int __init stmmac_cmdline_opt(char *str) goto err; } } - return 0; + return 1; err: pr_err("%s: ERROR broken module parameter conversion", __func__); - return -EINVAL; + return 1; } __setup("stmmaceth=", stmmac_cmdline_opt); diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c index 093a223fe408..a81df6806e00 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c @@ -360,7 +360,11 @@ int stmmac_mdio_register(struct net_device *ndev) new_bus->parent = priv->device; err = of_mdiobus_register(new_bus, mdio_node); - if (err != 0) { + if (err == -ENODEV) { + err = 0; + dev_info(dev, "MDIO bus is disabled\n"); + goto bus_register_fail; + } else if (err) { dev_err(dev, "Cannot register the MDIO bus\n"); goto bus_register_fail; } diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c index cc1e887e47b5..3dec109251ad 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c @@ -261,7 +261,7 @@ static int stmmac_pci_probe(struct pci_dev *pdev, return -ENOMEM; /* Enable pci device */ - ret = pci_enable_device(pdev); + ret = pcim_enable_device(pdev); if (ret) { dev_err(&pdev->dev, "%s: ERROR: failed to enable device\n", __func__); @@ -313,8 +313,6 @@ static void stmmac_pci_remove(struct pci_dev *pdev) pcim_iounmap_regions(pdev, BIT(i)); break; } - - pci_disable_device(pdev); } static int __maybe_unused stmmac_pci_suspend(struct device *dev) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c index 2b800ce1d5bf..f57761a03622 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c @@ -114,10 +114,10 @@ static struct stmmac_axi *stmmac_axi_setup(struct platform_device *pdev) axi->axi_lpi_en = of_property_read_bool(np, "snps,lpi_en"); axi->axi_xit_frm = of_property_read_bool(np, "snps,xit_frm"); - axi->axi_kbbe = of_property_read_bool(np, "snps,axi_kbbe"); - axi->axi_fb = of_property_read_bool(np, "snps,axi_fb"); - axi->axi_mb = of_property_read_bool(np, "snps,axi_mb"); - axi->axi_rb = of_property_read_bool(np, "snps,axi_rb"); + axi->axi_kbbe = of_property_read_bool(np, "snps,kbbe"); + axi->axi_fb = of_property_read_bool(np, "snps,fb"); + axi->axi_mb = of_property_read_bool(np, "snps,mb"); + axi->axi_rb = of_property_read_bool(np, "snps,rb"); if (of_property_read_u32(np, "snps,wr_osr_lmt", &axi->axi_wr_osr_lmt)) axi->axi_wr_osr_lmt = 1; @@ -398,8 +398,7 @@ stmmac_probe_config_dt(struct platform_device *pdev, const char **mac) plat->interface = of_get_phy_mode(np); /* Get max speed of operation from device tree */ - if (of_property_read_u32(np, "max-speed", &plat->max_speed)) - plat->max_speed = -1; + of_property_read_u32(np, "max-speed", &plat->max_speed); plat->bus_id = of_alias_get_id(np, "ethernet"); if (plat->bus_id < 0) @@ -469,6 +468,14 @@ stmmac_probe_config_dt(struct platform_device *pdev, const char **mac) plat->pmt = 1; } + if (of_device_is_compatible(np, "snps,dwmac-3.40a")) { + plat->has_gmac = 1; + plat->enh_desc = 1; + plat->tx_coe = 1; + plat->bugged_jumbo = 1; + plat->pmt = 1; + } + if (of_device_is_compatible(np, "snps,dwmac-4.00") || of_device_is_compatible(np, "snps,dwmac-4.10a") || of_device_is_compatible(np, "snps,dwmac-4.20a")) { @@ -511,7 +518,7 @@ stmmac_probe_config_dt(struct platform_device *pdev, const char **mac) dma_cfg->mixed_burst = of_property_read_bool(np, "snps,mixed-burst"); plat->force_thresh_dma_mode = of_property_read_bool(np, "snps,force_thresh_dma_mode"); - if (plat->force_thresh_dma_mode) { + if (plat->force_thresh_dma_mode && plat->force_sf_dma_mode) { plat->force_sf_dma_mode = 0; pr_warn("force_sf_dma_mode is ignored if force_thresh_dma_mode is set."); } diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.h b/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.h index ecccf895fd7e..306ebf1a495e 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.h +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.h @@ -66,7 +66,7 @@ #define PTP_TCR_TSENMACADDR BIT(18) /* SSIR defines */ -#define PTP_SSIR_SSINC_MASK 0xff +#define PTP_SSIR_SSINC_MAX 0xff #define GMAC4_PTP_SSIR_SSINC_SHIFT 16 #endif /* __STMMAC_PTP_H__ */ diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c index 37c0bc699cd9..cc1895a32b9d 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c @@ -314,7 +314,12 @@ static int tc_setup_cbs(struct stmmac_priv *priv, priv->plat->tx_queues_cfg[queue].mode_to_use = MTL_QUEUE_AVB; } else if (!qopt->enable) { - return stmmac_dma_qmode(priv, priv->ioaddr, queue, MTL_QUEUE_DCB); + ret = stmmac_dma_qmode(priv, priv->ioaddr, queue, + MTL_QUEUE_DCB); + if (ret) + return ret; + + priv->plat->tx_queues_cfg[queue].mode_to_use = MTL_QUEUE_DCB; } /* Port Transmit Rate and Speed Divider */ diff --git a/drivers/net/ethernet/sun/Kconfig b/drivers/net/ethernet/sun/Kconfig index 7b982e02ea3a..1080a2a3e13a 100644 --- a/drivers/net/ethernet/sun/Kconfig +++ b/drivers/net/ethernet/sun/Kconfig @@ -73,6 +73,7 @@ config CASSINI config SUNVNET_COMMON tristate "Common routines to support Sun Virtual Networking" depends on SUN_LDOMS + depends on INET default m config SUNVNET diff --git a/drivers/net/ethernet/sun/cassini.c b/drivers/net/ethernet/sun/cassini.c index d323dd9daccb..861d1f6d7508 100644 --- a/drivers/net/ethernet/sun/cassini.c +++ b/drivers/net/ethernet/sun/cassini.c @@ -1337,7 +1337,7 @@ static void cas_init_rx_dma(struct cas *cp) writel(val, cp->regs + REG_RX_PAGE_SIZE); /* enable the header parser if desired */ - if (CAS_HP_FIRMWARE == cas_prog_null) + if (&CAS_HP_FIRMWARE[0] == &cas_prog_null[0]) return; val = CAS_BASE(HP_CFG_NUM_CPU, CAS_NCPUS > 63 ? 0 : CAS_NCPUS); @@ -2291,7 +2291,7 @@ static int cas_rx_ringN(struct cas *cp, int ring, int budget) drops = 0; while (1) { struct cas_rx_comp *rxc = rxcs + entry; - struct sk_buff *uninitialized_var(skb); + struct sk_buff *skb; int type, len; u64 words[4]; int i, dring; @@ -3807,7 +3807,7 @@ static void cas_reset(struct cas *cp, int blkflag) /* program header parser */ if ((cp->cas_flags & CAS_FLAG_TARGET_ABORT) || - (CAS_HP_ALT_FIRMWARE == cas_prog_null)) { + (&CAS_HP_ALT_FIRMWARE[0] == &cas_prog_null[0])) { cas_load_firmware(cp, CAS_HP_FIRMWARE); } else { cas_load_firmware(cp, CAS_HP_ALT_FIRMWARE); @@ -5138,6 +5138,8 @@ err_out_iounmap: cas_shutdown(cp); mutex_unlock(&cp->pm_mutex); + vfree(cp->fw_data); + pci_iounmap(pdev, cp->regs); diff --git a/drivers/net/ethernet/sun/ldmvsw.c b/drivers/net/ethernet/sun/ldmvsw.c index 644e42c181ee..1c9522ad3178 100644 --- a/drivers/net/ethernet/sun/ldmvsw.c +++ b/drivers/net/ethernet/sun/ldmvsw.c @@ -291,6 +291,9 @@ static int vsw_port_probe(struct vio_dev *vdev, const struct vio_device_id *id) hp = mdesc_grab(); + if (!hp) + return -ENODEV; + rmac = mdesc_get_property(hp, vdev->mp, remote_macaddr_prop, &len); err = -ENODEV; if (!rmac) { diff --git a/drivers/net/ethernet/sun/niu.c b/drivers/net/ethernet/sun/niu.c index d84501441edd..1c13c08c4f96 100644 --- a/drivers/net/ethernet/sun/niu.c +++ b/drivers/net/ethernet/sun/niu.c @@ -429,7 +429,7 @@ static int serdes_init_niu_1g_serdes(struct niu *np) struct niu_link_config *lp = &np->link_config; u16 pll_cfg, pll_sts; int max_retry = 100; - u64 uninitialized_var(sig), mask, val; + u64 sig, mask, val; u32 tx_cfg, rx_cfg; unsigned long i; int err; @@ -526,7 +526,7 @@ static int serdes_init_niu_10g_serdes(struct niu *np) struct niu_link_config *lp = &np->link_config; u32 tx_cfg, rx_cfg, pll_cfg, pll_sts; int max_retry = 100; - u64 uninitialized_var(sig), mask, val; + u64 sig, mask, val; unsigned long i; int err; @@ -714,7 +714,7 @@ static int esr_write_glue0(struct niu *np, unsigned long chan, u32 val) static int esr_reset(struct niu *np) { - u32 uninitialized_var(reset); + u32 reset; int err; err = mdio_write(np, np->port, NIU_ESR_DEV_ADDR, @@ -3933,8 +3933,6 @@ static void niu_xmac_interrupt(struct niu *np) mp->rx_mcasts += RXMAC_MC_FRM_CNT_COUNT; if (val & XRXMAC_STATUS_RXBCAST_CNT_EXP) mp->rx_bcasts += RXMAC_BC_FRM_CNT_COUNT; - if (val & XRXMAC_STATUS_RXBCAST_CNT_EXP) - mp->rx_bcasts += RXMAC_BC_FRM_CNT_COUNT; if (val & XRXMAC_STATUS_RXHIST1_CNT_EXP) mp->rx_hist_cnt1 += RXMAC_HIST_CNT1_COUNT; if (val & XRXMAC_STATUS_RXHIST2_CNT_EXP) @@ -4507,7 +4505,7 @@ static int niu_alloc_channels(struct niu *np) err = niu_rbr_fill(np, rp, GFP_KERNEL); if (err) - return err; + goto out_err; } tx_rings = kcalloc(num_tx_rings, sizeof(struct tx_ring_info), @@ -8147,10 +8145,10 @@ static int niu_pci_vpd_scan_props(struct niu *np, u32 start, u32 end) "VPD_SCAN: Reading in property [%s] len[%d]\n", namebuf, prop_len); for (i = 0; i < prop_len; i++) { - err = niu_pci_eeprom_read(np, off + i); - if (err >= 0) - *prop_buf = err; - ++prop_buf; + err = niu_pci_eeprom_read(np, off + i); + if (err < 0) + return err; + *prop_buf++ = err; } } @@ -8161,14 +8159,14 @@ static int niu_pci_vpd_scan_props(struct niu *np, u32 start, u32 end) } /* ESPC_PIO_EN_ENABLE must be set */ -static void niu_pci_vpd_fetch(struct niu *np, u32 start) +static int niu_pci_vpd_fetch(struct niu *np, u32 start) { u32 offset; int err; err = niu_pci_eeprom_read16_swp(np, start + 1); if (err < 0) - return; + return err; offset = err + 3; @@ -8177,12 +8175,14 @@ static void niu_pci_vpd_fetch(struct niu *np, u32 start) u32 end; err = niu_pci_eeprom_read(np, here); + if (err < 0) + return err; if (err != 0x90) - return; + return -EINVAL; err = niu_pci_eeprom_read16_swp(np, here + 1); if (err < 0) - return; + return err; here = start + offset + 3; end = start + offset + err; @@ -8190,9 +8190,13 @@ static void niu_pci_vpd_fetch(struct niu *np, u32 start) offset += err; err = niu_pci_vpd_scan_props(np, here, end); - if (err < 0 || err == 1) - return; + if (err < 0) + return err; + /* ret == 1 is not an error */ + if (err == 1) + return 0; } + return 0; } /* ESPC_PIO_EN_ENABLE must be set */ @@ -9283,8 +9287,11 @@ static int niu_get_invariants(struct niu *np) offset = niu_pci_vpd_offset(np); netif_printk(np, probe, KERN_DEBUG, np->dev, "%s() VPD offset [%08x]\n", __func__, offset); - if (offset) - niu_pci_vpd_fetch(np, offset); + if (offset) { + err = niu_pci_vpd_fetch(np, offset); + if (err < 0) + return err; + } nw64(ESPC_PIO_EN, 0); if (np->flags & NIU_FLAGS_VPD_VALID) { diff --git a/drivers/net/ethernet/sun/sunhme.c b/drivers/net/ethernet/sun/sunhme.c index 06da2f59fcbf..a4090163d870 100644 --- a/drivers/net/ethernet/sun/sunhme.c +++ b/drivers/net/ethernet/sun/sunhme.c @@ -2064,9 +2064,9 @@ static void happy_meal_rx(struct happy_meal *hp, struct net_device *dev) skb_reserve(copy_skb, 2); skb_put(copy_skb, len); - dma_sync_single_for_cpu(hp->dma_dev, dma_addr, len, DMA_FROM_DEVICE); + dma_sync_single_for_cpu(hp->dma_dev, dma_addr, len + 2, DMA_FROM_DEVICE); skb_copy_from_linear_data(skb, copy_skb->data, len); - dma_sync_single_for_device(hp->dma_dev, dma_addr, len, DMA_FROM_DEVICE); + dma_sync_single_for_device(hp->dma_dev, dma_addr, len + 2, DMA_FROM_DEVICE); /* Reuse original ring buffer. */ hme_write_rxd(hp, this, (RXFLAG_OWN|((RX_BUF_ALLOC_SIZE-RX_OFFSET)<<16)), @@ -3164,7 +3164,7 @@ static int happy_meal_pci_probe(struct pci_dev *pdev, if (err) { printk(KERN_ERR "happymeal(PCI): Cannot register net device, " "aborting.\n"); - goto err_out_iounmap; + goto err_out_free_coherent; } pci_set_drvdata(pdev, hp); @@ -3197,6 +3197,10 @@ static int happy_meal_pci_probe(struct pci_dev *pdev, return 0; +err_out_free_coherent: + dma_free_coherent(hp->dma_dev, PAGE_SIZE, + hp->happy_block, hp->hblock_dvma); + err_out_iounmap: iounmap(hp->gregs); diff --git a/drivers/net/ethernet/sun/sunvnet.c b/drivers/net/ethernet/sun/sunvnet.c index 590172818b92..3a1f0653cfb7 100644 --- a/drivers/net/ethernet/sun/sunvnet.c +++ b/drivers/net/ethernet/sun/sunvnet.c @@ -432,6 +432,9 @@ static int vnet_port_probe(struct vio_dev *vdev, const struct vio_device_id *id) hp = mdesc_grab(); + if (!hp) + return -ENODEV; + vp = vnet_find_parent(hp, vdev->mp, vdev); if (IS_ERR(vp)) { pr_err("Cannot find port parent vnet\n"); diff --git a/drivers/net/ethernet/sun/sunvnet_common.c b/drivers/net/ethernet/sun/sunvnet_common.c index baa3088b475c..59fc14b58c83 100644 --- a/drivers/net/ethernet/sun/sunvnet_common.c +++ b/drivers/net/ethernet/sun/sunvnet_common.c @@ -1353,27 +1353,12 @@ sunvnet_start_xmit_common(struct sk_buff *skb, struct net_device *dev, if (vio_version_after_eq(&port->vio, 1, 3)) localmtu -= VLAN_HLEN; - if (skb->protocol == htons(ETH_P_IP)) { - struct flowi4 fl4; - struct rtable *rt = NULL; - - memset(&fl4, 0, sizeof(fl4)); - fl4.flowi4_oif = dev->ifindex; - fl4.flowi4_tos = RT_TOS(ip_hdr(skb)->tos); - fl4.daddr = ip_hdr(skb)->daddr; - fl4.saddr = ip_hdr(skb)->saddr; - - rt = ip_route_output_key(dev_net(dev), &fl4); - if (!IS_ERR(rt)) { - skb_dst_set(skb, &rt->dst); - icmp_send(skb, ICMP_DEST_UNREACH, - ICMP_FRAG_NEEDED, - htonl(localmtu)); - } - } + if (skb->protocol == htons(ETH_P_IP)) + icmp_ndo_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, + htonl(localmtu)); #if IS_ENABLED(CONFIG_IPV6) else if (skb->protocol == htons(ETH_P_IPV6)) - icmpv6_send(skb, ICMPV6_PKT_TOOBIG, 0, localmtu); + icmpv6_ndo_send(skb, ICMPV6_PKT_TOOBIG, 0, localmtu); #endif goto out_dropped; } diff --git a/drivers/net/ethernet/synopsys/dwc-xlgmac-common.c b/drivers/net/ethernet/synopsys/dwc-xlgmac-common.c index eb1c6b03c329..df26cea45904 100644 --- a/drivers/net/ethernet/synopsys/dwc-xlgmac-common.c +++ b/drivers/net/ethernet/synopsys/dwc-xlgmac-common.c @@ -513,7 +513,7 @@ void xlgmac_get_all_hw_features(struct xlgmac_pdata *pdata) void xlgmac_print_all_hw_features(struct xlgmac_pdata *pdata) { - char *str = NULL; + char __maybe_unused *str = NULL; XLGMAC_PR("\n"); XLGMAC_PR("=====================================================\n"); diff --git a/drivers/net/ethernet/tehuti/tehuti.c b/drivers/net/ethernet/tehuti/tehuti.c index dc966ddb6d81..358f911fcd9d 100644 --- a/drivers/net/ethernet/tehuti/tehuti.c +++ b/drivers/net/ethernet/tehuti/tehuti.c @@ -2056,6 +2056,7 @@ bdx_probe(struct pci_dev *pdev, const struct pci_device_id *ent) /*bdx_hw_reset(priv); */ if (bdx_read_mac(priv)) { pr_err("load MAC address failed\n"); + err = -EFAULT; goto err_out_iomap; } SET_NETDEV_DEV(ndev, &pdev->dev); diff --git a/drivers/net/ethernet/ti/cpsw_ale.c b/drivers/net/ethernet/ti/cpsw_ale.c index c245629a38c7..6cb98760bc84 100644 --- a/drivers/net/ethernet/ti/cpsw_ale.c +++ b/drivers/net/ethernet/ti/cpsw_ale.c @@ -67,23 +67,37 @@ static inline int cpsw_ale_get_field(u32 *ale_entry, u32 start, u32 bits) { - int idx; + int idx, idx2; + u32 hi_val = 0; idx = start / 32; + idx2 = (start + bits - 1) / 32; + /* Check if bits to be fetched exceed a word */ + if (idx != idx2) { + idx2 = 2 - idx2; /* flip */ + hi_val = ale_entry[idx2] << ((idx2 * 32) - start); + } start -= idx * 32; idx = 2 - idx; /* flip */ - return (ale_entry[idx] >> start) & BITMASK(bits); + return (hi_val + (ale_entry[idx] >> start)) & BITMASK(bits); } static inline void cpsw_ale_set_field(u32 *ale_entry, u32 start, u32 bits, u32 value) { - int idx; + int idx, idx2; value &= BITMASK(bits); - idx = start / 32; + idx = start / 32; + idx2 = (start + bits - 1) / 32; + /* Check if bits to be set exceed a word */ + if (idx != idx2) { + idx2 = 2 - idx2; /* flip */ + ale_entry[idx2] &= ~(BITMASK(bits + start - (idx2 * 32))); + ale_entry[idx2] |= (value >> ((idx2 * 32) - start)); + } start -= idx * 32; - idx = 2 - idx; /* flip */ + idx = 2 - idx; /* flip */ ale_entry[idx] &= ~(BITMASK(bits) << start); ale_entry[idx] |= (value << start); } diff --git a/drivers/net/ethernet/ti/cpts.c b/drivers/net/ethernet/ti/cpts.c index d7543811dfae..01cc92f6a1f8 100644 --- a/drivers/net/ethernet/ti/cpts.c +++ b/drivers/net/ethernet/ti/cpts.c @@ -445,7 +445,9 @@ int cpts_register(struct cpts *cpts) for (i = 0; i < CPTS_MAX_EVENTS; i++) list_add(&cpts->pool_data[i].list, &cpts->pool); - clk_enable(cpts->refclk); + err = clk_enable(cpts->refclk); + if (err) + return err; cpts_write32(cpts, CPTS_EN, control); cpts_write32(cpts, TS_PEND_EN, int_enable); @@ -476,6 +478,7 @@ void cpts_unregister(struct cpts *cpts) ptp_clock_unregister(cpts->clock); cpts->clock = NULL; + cpts->phc_index = -1; cpts_write32(cpts, 0, int_enable); cpts_write32(cpts, 0, control); @@ -577,6 +580,7 @@ struct cpts *cpts_create(struct device *dev, void __iomem *regs, cpts->cc.read = cpts_systim_read; cpts->cc.mask = CLOCKSOURCE_MASK(32); cpts->info = cpts_info; + cpts->phc_index = -1; cpts_calc_mult_shift(cpts); /* save cc.mult original value as it can be modified diff --git a/drivers/net/ethernet/ti/davinci_emac.c b/drivers/net/ethernet/ti/davinci_emac.c index f270beebb428..566da1e3cfbc 100644 --- a/drivers/net/ethernet/ti/davinci_emac.c +++ b/drivers/net/ethernet/ti/davinci_emac.c @@ -183,11 +183,11 @@ static const char emac_version_string[] = "TI DaVinci EMAC Linux v6.1"; /* EMAC mac_status register */ #define EMAC_MACSTATUS_TXERRCODE_MASK (0xF00000) #define EMAC_MACSTATUS_TXERRCODE_SHIFT (20) -#define EMAC_MACSTATUS_TXERRCH_MASK (0x7) +#define EMAC_MACSTATUS_TXERRCH_MASK (0x70000) #define EMAC_MACSTATUS_TXERRCH_SHIFT (16) #define EMAC_MACSTATUS_RXERRCODE_MASK (0xF000) #define EMAC_MACSTATUS_RXERRCODE_SHIFT (12) -#define EMAC_MACSTATUS_RXERRCH_MASK (0x7) +#define EMAC_MACSTATUS_RXERRCH_MASK (0x700) #define EMAC_MACSTATUS_RXERRCH_SHIFT (8) /* EMAC RX register masks */ @@ -426,8 +426,20 @@ static int emac_set_coalesce(struct net_device *ndev, u32 int_ctrl, num_interrupts = 0; u32 prescale = 0, addnl_dvdr = 1, coal_intvl = 0; - if (!coal->rx_coalesce_usecs) - return -EINVAL; + if (!coal->rx_coalesce_usecs) { + priv->coal_intvl = 0; + + switch (priv->version) { + case EMAC_VERSION_2: + emac_ctrl_write(EMAC_DM646X_CMINTCTRL, 0); + break; + default: + emac_ctrl_write(EMAC_CTRL_EWINTTCNT, 0); + break; + } + + return 0; + } coal_intvl = coal->rx_coalesce_usecs; @@ -1240,7 +1252,7 @@ static int emac_poll(struct napi_struct *napi, int budget) struct net_device *ndev = priv->ndev; struct device *emac_dev = &ndev->dev; u32 status = 0; - u32 num_tx_pkts = 0, num_rx_pkts = 0; + u32 num_rx_pkts = 0; /* Check interrupt vectors and call packet processing */ status = emac_read(EMAC_MACINVECTOR); @@ -1251,8 +1263,7 @@ static int emac_poll(struct napi_struct *napi, int budget) mask = EMAC_DM646X_MAC_IN_VECTOR_TX_INT_VEC; if (status & mask) { - num_tx_pkts = cpdma_chan_process(priv->txchan, - EMAC_DEF_TX_MAX_SERVICE); + cpdma_chan_process(priv->txchan, EMAC_DEF_TX_MAX_SERVICE); } /* TX processing */ mask = EMAC_DM644X_MAC_IN_VECTOR_RX_INT_VEC; diff --git a/drivers/net/ethernet/ti/netcp_core.c b/drivers/net/ethernet/ti/netcp_core.c index a1d335a3c5e4..7fdbd2ff5573 100644 --- a/drivers/net/ethernet/ti/netcp_core.c +++ b/drivers/net/ethernet/ti/netcp_core.c @@ -1276,7 +1276,7 @@ out: } /* Submit the packet */ -static int netcp_ndo_start_xmit(struct sk_buff *skb, struct net_device *ndev) +static netdev_tx_t netcp_ndo_start_xmit(struct sk_buff *skb, struct net_device *ndev) { struct netcp_intf *netcp = netdev_priv(ndev); struct netcp_stats *tx_stats = &netcp->stats; @@ -1364,9 +1364,9 @@ int netcp_txpipe_open(struct netcp_tx_pipe *tx_pipe) tx_pipe->dma_queue = knav_queue_open(name, tx_pipe->dma_queue_id, KNAV_QUEUE_SHARED); if (IS_ERR(tx_pipe->dma_queue)) { + ret = PTR_ERR(tx_pipe->dma_queue); dev_err(dev, "Could not open DMA queue for channel \"%s\": %d\n", name, ret); - ret = PTR_ERR(tx_pipe->dma_queue); goto err; } diff --git a/drivers/net/ethernet/ti/tlan.c b/drivers/net/ethernet/ti/tlan.c index 93d142867c2a..9f2129623d18 100644 --- a/drivers/net/ethernet/ti/tlan.c +++ b/drivers/net/ethernet/ti/tlan.c @@ -312,9 +312,8 @@ static void tlan_remove_one(struct pci_dev *pdev) pci_release_regions(pdev); #endif - free_netdev(dev); - cancel_work_sync(&priv->tlan_tqueue); + free_netdev(dev); } static void tlan_start(struct net_device *dev) @@ -671,7 +670,6 @@ module_exit(tlan_exit); static void __init tlan_eisa_probe(void) { long ioaddr; - int rc = -ENODEV; int irq; u16 device_id; @@ -736,8 +734,7 @@ static void __init tlan_eisa_probe(void) /* Setup the newly found eisa adapter */ - rc = tlan_probe1(NULL, ioaddr, irq, - 12, NULL); + tlan_probe1(NULL, ioaddr, irq, 12, NULL); continue; out: diff --git a/drivers/net/ethernet/toshiba/ps3_gelic_net.c b/drivers/net/ethernet/toshiba/ps3_gelic_net.c index 75237c81c63d..572294678faf 100644 --- a/drivers/net/ethernet/toshiba/ps3_gelic_net.c +++ b/drivers/net/ethernet/toshiba/ps3_gelic_net.c @@ -330,15 +330,17 @@ static int gelic_card_init_chain(struct gelic_card *card, /* set up the hardware pointers in each descriptor */ for (i = 0; i < no; i++, descr++) { + dma_addr_t cpu_addr; + gelic_descr_set_status(descr, GELIC_DESCR_DMA_NOT_IN_USE); - descr->bus_addr = - dma_map_single(ctodev(card), descr, - GELIC_DESCR_SIZE, - DMA_BIDIRECTIONAL); - if (!descr->bus_addr) + cpu_addr = dma_map_single(ctodev(card), descr, + GELIC_DESCR_SIZE, DMA_BIDIRECTIONAL); + + if (dma_mapping_error(ctodev(card), cpu_addr)) goto iommu_error; + descr->bus_addr = cpu_to_be32(cpu_addr); descr->next = descr + 1; descr->prev = descr - 1; } @@ -378,28 +380,30 @@ iommu_error: * * allocates a new rx skb, iommu-maps it and attaches it to the descriptor. * Activate the descriptor state-wise + * + * Gelic RX sk_buffs must be aligned to GELIC_NET_RXBUF_ALIGN and the length + * must be a multiple of GELIC_NET_RXBUF_ALIGN. */ static int gelic_descr_prepare_rx(struct gelic_card *card, struct gelic_descr *descr) { + static const unsigned int rx_skb_size = + ALIGN(GELIC_NET_MAX_FRAME, GELIC_NET_RXBUF_ALIGN) + + GELIC_NET_RXBUF_ALIGN - 1; + dma_addr_t cpu_addr; int offset; - unsigned int bufsize; if (gelic_descr_get_status(descr) != GELIC_DESCR_DMA_NOT_IN_USE) dev_info(ctodev(card), "%s: ERROR status\n", __func__); - /* we need to round up the buffer size to a multiple of 128 */ - bufsize = ALIGN(GELIC_NET_MAX_MTU, GELIC_NET_RXBUF_ALIGN); - /* and we need to have it 128 byte aligned, therefore we allocate a - * bit more */ - descr->skb = dev_alloc_skb(bufsize + GELIC_NET_RXBUF_ALIGN - 1); + descr->skb = netdev_alloc_skb(*card->netdev, rx_skb_size); if (!descr->skb) { descr->buf_addr = 0; /* tell DMAC don't touch memory */ dev_info(ctodev(card), "%s:allocate skb failed !!\n", __func__); return -ENOMEM; } - descr->buf_size = cpu_to_be32(bufsize); + descr->buf_size = cpu_to_be32(rx_skb_size); descr->dmac_cmd_status = 0; descr->result_size = 0; descr->valid_size = 0; @@ -410,11 +414,10 @@ static int gelic_descr_prepare_rx(struct gelic_card *card, if (offset) skb_reserve(descr->skb, GELIC_NET_RXBUF_ALIGN - offset); /* io-mmu-map the skb */ - descr->buf_addr = cpu_to_be32(dma_map_single(ctodev(card), - descr->skb->data, - GELIC_NET_MAX_MTU, - DMA_FROM_DEVICE)); - if (!descr->buf_addr) { + cpu_addr = dma_map_single(ctodev(card), descr->skb->data, + GELIC_NET_MAX_FRAME, DMA_FROM_DEVICE); + descr->buf_addr = cpu_to_be32(cpu_addr); + if (dma_mapping_error(ctodev(card), cpu_addr)) { dev_kfree_skb_any(descr->skb); descr->skb = NULL; dev_info(ctodev(card), @@ -794,7 +797,7 @@ static int gelic_descr_prepare_tx(struct gelic_card *card, buf = dma_map_single(ctodev(card), skb->data, skb->len, DMA_TO_DEVICE); - if (!buf) { + if (dma_mapping_error(ctodev(card), buf)) { dev_err(ctodev(card), "dma map 2 failed (%p, %i). Dropping packet\n", skb->data, skb->len); @@ -930,7 +933,7 @@ static void gelic_net_pass_skb_up(struct gelic_descr *descr, data_error = be32_to_cpu(descr->data_error); /* unmap skb buffer */ dma_unmap_single(ctodev(card), be32_to_cpu(descr->buf_addr), - GELIC_NET_MAX_MTU, + GELIC_NET_MAX_FRAME, DMA_FROM_DEVICE); skb_put(skb, be32_to_cpu(descr->valid_size)? diff --git a/drivers/net/ethernet/toshiba/ps3_gelic_net.h b/drivers/net/ethernet/toshiba/ps3_gelic_net.h index fbbf9b54b173..0e592fc19f6c 100644 --- a/drivers/net/ethernet/toshiba/ps3_gelic_net.h +++ b/drivers/net/ethernet/toshiba/ps3_gelic_net.h @@ -32,8 +32,9 @@ #define GELIC_NET_RX_DESCRIPTORS 128 /* num of descriptors */ #define GELIC_NET_TX_DESCRIPTORS 128 /* num of descriptors */ -#define GELIC_NET_MAX_MTU VLAN_ETH_FRAME_LEN -#define GELIC_NET_MIN_MTU VLAN_ETH_ZLEN +#define GELIC_NET_MAX_FRAME 2312 +#define GELIC_NET_MAX_MTU 2294 +#define GELIC_NET_MIN_MTU 64 #define GELIC_NET_RXBUF_ALIGN 128 #define GELIC_CARD_RX_CSUM_DEFAULT 1 /* hw chksum */ #define GELIC_NET_WATCHDOG_TIMEOUT 5*HZ diff --git a/drivers/net/ethernet/toshiba/ps3_gelic_wireless.c b/drivers/net/ethernet/toshiba/ps3_gelic_wireless.c index 302079e22b06..186f35b2b182 100644 --- a/drivers/net/ethernet/toshiba/ps3_gelic_wireless.c +++ b/drivers/net/ethernet/toshiba/ps3_gelic_wireless.c @@ -1232,7 +1232,7 @@ static int gelic_wl_set_encodeext(struct net_device *netdev, key_index = wl->current_key; if (!enc->length && (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY)) { - /* reques to change default key index */ + /* request to change default key index */ pr_debug("%s: request to change default key to %d\n", __func__, key_index); wl->current_key = key_index; diff --git a/drivers/net/ethernet/via/via-velocity.c b/drivers/net/ethernet/via/via-velocity.c index ef9538ee53d0..f0c33d00dcb4 100644 --- a/drivers/net/ethernet/via/via-velocity.c +++ b/drivers/net/ethernet/via/via-velocity.c @@ -875,26 +875,13 @@ static u32 check_connection_type(struct mac_regs __iomem *regs) */ static int velocity_set_media_mode(struct velocity_info *vptr, u32 mii_status) { - u32 curr_status; struct mac_regs __iomem *regs = vptr->mac_regs; vptr->mii_status = mii_check_media_mode(vptr->mac_regs); - curr_status = vptr->mii_status & (~VELOCITY_LINK_FAIL); /* Set mii link status */ set_mii_flow_control(vptr); - /* - Check if new status is consistent with current status - if (((mii_status & curr_status) & VELOCITY_AUTONEG_ENABLE) || - (mii_status==curr_status)) { - vptr->mii_status=mii_check_media_mode(vptr->mac_regs); - vptr->mii_status=check_connection_type(vptr->mac_regs); - VELOCITY_PRT(MSG_LEVEL_INFO, "Velocity link no change\n"); - return 0; - } - */ - if (PHYID_GET_PHY_ID(vptr->phy_id) == PHYID_CICADA_CS8201) MII_REG_BITS_ON(AUXCR_MDPPS, MII_NCONFIG, vptr->mac_regs); diff --git a/drivers/net/ethernet/wiznet/w5100.c b/drivers/net/ethernet/wiznet/w5100.c index d8ba512f166a..41040756307a 100644 --- a/drivers/net/ethernet/wiznet/w5100.c +++ b/drivers/net/ethernet/wiznet/w5100.c @@ -1059,6 +1059,8 @@ static int w5100_mmio_probe(struct platform_device *pdev) mac_addr = data->mac_addr; mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!mem) + return -EINVAL; if (resource_size(mem) < W5100_BUS_DIRECT_SIZE) ops = &w5100_mmio_indirect_ops; else diff --git a/drivers/net/ethernet/xilinx/ll_temac_main.c b/drivers/net/ethernet/xilinx/ll_temac_main.c index 2241f9897092..178234e94cd1 100644 --- a/drivers/net/ethernet/xilinx/ll_temac_main.c +++ b/drivers/net/ethernet/xilinx/ll_temac_main.c @@ -736,6 +736,9 @@ temac_start_xmit(struct sk_buff *skb, struct net_device *ndev) /* Kick off the transfer */ lp->dma_out(lp, TX_TAILDESC_PTR, tail_p); /* DMA start */ + if (temac_check_tx_bd_space(lp, MAX_SKB_FRAGS + 1)) + netif_stop_queue(ndev); + return NETDEV_TX_OK; } diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c index b093f14eeec3..299162a74939 100644 --- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c +++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c @@ -279,6 +279,16 @@ static int axienet_dma_bd_init(struct net_device *ndev) axienet_dma_out32(lp, XAXIDMA_TX_CR_OFFSET, cr | XAXIDMA_CR_RUNSTOP_MASK); + /* Wait for PhyRstCmplt bit to be set, indicating the PHY reset has finished */ + ret = read_poll_timeout(axienet_ior, value, + value & XAE_INT_PHYRSTCMPLT_MASK, + DELAY_OF_ONE_MILLISEC, 50000, false, lp, + XAE_IS_OFFSET); + if (ret) { + dev_err(lp->dev, "%s: timeout waiting for PhyRstCmplt\n", __func__); + return ret; + } + return 0; out: axienet_dma_bd_release(ndev); @@ -672,7 +682,7 @@ axienet_start_xmit(struct sk_buff *skb, struct net_device *ndev) num_frag = skb_shinfo(skb)->nr_frags; cur_p = &lp->tx_bd_v[lp->tx_bd_tail]; - if (axienet_check_tx_bd_space(lp, num_frag)) { + if (axienet_check_tx_bd_space(lp, num_frag + 1)) { if (netif_queue_stopped(ndev)) return NETDEV_TX_BUSY; @@ -682,7 +692,7 @@ axienet_start_xmit(struct sk_buff *skb, struct net_device *ndev) smp_mb(); /* Space might have just been freed - check again */ - if (axienet_check_tx_bd_space(lp, num_frag)) + if (axienet_check_tx_bd_space(lp, num_frag + 1)) return NETDEV_TX_BUSY; netif_wake_queue(ndev); @@ -692,7 +702,7 @@ axienet_start_xmit(struct sk_buff *skb, struct net_device *ndev) if (lp->features & XAE_FEATURE_FULL_TX_CSUM) { /* Tx Full Checksum Offload Enabled */ cur_p->app0 |= 2; - } else if (lp->features & XAE_FEATURE_PARTIAL_RX_CSUM) { + } else if (lp->features & XAE_FEATURE_PARTIAL_TX_CSUM) { csum_start_off = skb_transport_offset(skb); csum_index_off = csum_start_off + skb->csum_offset; /* Tx Partial Checksum Offload Enabled */ diff --git a/drivers/net/ethernet/xilinx/xilinx_emaclite.c b/drivers/net/ethernet/xilinx/xilinx_emaclite.c index c77c81eb7ab3..e3f0beaa7d55 100644 --- a/drivers/net/ethernet/xilinx/xilinx_emaclite.c +++ b/drivers/net/ethernet/xilinx/xilinx_emaclite.c @@ -543,7 +543,7 @@ static void xemaclite_tx_timeout(struct net_device *dev) xemaclite_enable_interrupts(lp); if (lp->deferred_skb) { - dev_kfree_skb(lp->deferred_skb); + dev_kfree_skb_irq(lp->deferred_skb); lp->deferred_skb = NULL; dev->stats.tx_errors++; } @@ -827,10 +827,10 @@ static int xemaclite_mdio_write(struct mii_bus *bus, int phy_id, int reg, static int xemaclite_mdio_setup(struct net_local *lp, struct device *dev) { struct mii_bus *bus; - int rc; struct resource res; struct device_node *np = of_get_parent(lp->phy_node); struct device_node *npp; + int rc, ret; /* Don't register the MDIO bus if the phy_node or its parent node * can't be found. @@ -840,8 +840,14 @@ static int xemaclite_mdio_setup(struct net_local *lp, struct device *dev) return -ENODEV; } npp = of_get_parent(np); - - of_address_to_resource(npp, 0, &res); + ret = of_address_to_resource(npp, 0, &res); + of_node_put(npp); + if (ret) { + dev_err(dev, "%s resource error!\n", + dev->of_node->full_name); + of_node_put(np); + return ret; + } if (lp->ndev->mem_start != res.start) { struct phy_device *phydev; phydev = of_phy_find_device(lp->phy_node); @@ -850,6 +856,7 @@ static int xemaclite_mdio_setup(struct net_local *lp, struct device *dev) "MDIO of the phy is not registered yet\n"); else put_device(&phydev->mdio.dev); + of_node_put(np); return 0; } @@ -862,6 +869,7 @@ static int xemaclite_mdio_setup(struct net_local *lp, struct device *dev) bus = mdiobus_alloc(); if (!bus) { dev_err(dev, "Failed to allocate mdiobus\n"); + of_node_put(np); return -ENOMEM; } @@ -874,6 +882,7 @@ static int xemaclite_mdio_setup(struct net_local *lp, struct device *dev) bus->parent = dev; rc = of_mdiobus_register(bus, np); + of_node_put(np); if (rc) { dev_err(dev, "Failed to register mdio bus.\n"); goto err_register; @@ -1173,15 +1182,16 @@ static int xemaclite_of_probe(struct platform_device *ofdev) if (rc) { dev_err(dev, "Cannot register network device, aborting\n"); - goto error; + goto put_node; } dev_info(dev, - "Xilinx EmacLite at 0x%08X mapped to 0x%08X, irq=%d\n", - (unsigned int __force)ndev->mem_start, - (unsigned int __force)lp->base_addr, ndev->irq); + "Xilinx EmacLite at 0x%08X mapped to 0x%p, irq=%d\n", + (unsigned int __force)ndev->mem_start, lp->base_addr, ndev->irq); return 0; +put_node: + of_node_put(lp->phy_node); error: free_netdev(ndev); return rc; diff --git a/drivers/net/ethernet/xircom/xirc2ps_cs.c b/drivers/net/ethernet/xircom/xirc2ps_cs.c index fd5288ff53b5..e3438cef5f9c 100644 --- a/drivers/net/ethernet/xircom/xirc2ps_cs.c +++ b/drivers/net/ethernet/xircom/xirc2ps_cs.c @@ -503,6 +503,11 @@ static void xirc2ps_detach(struct pcmcia_device *link) { struct net_device *dev = link->priv; + struct local_info *local = netdev_priv(dev); + + netif_carrier_off(dev); + netif_tx_disable(dev); + cancel_work_sync(&local->tx_timeout_task); dev_dbg(&link->dev, "detach\n"); diff --git a/drivers/net/fddi/Kconfig b/drivers/net/fddi/Kconfig index 3a424c864f4d..ecebeeb9b2a0 100644 --- a/drivers/net/fddi/Kconfig +++ b/drivers/net/fddi/Kconfig @@ -28,17 +28,20 @@ config DEFXX config DEFXX_MMIO bool - prompt "Use MMIO instead of PIO" if PCI || EISA + prompt "Use MMIO instead of IOP" if PCI || EISA depends on DEFXX - default n if PCI || EISA + default n if EISA default y ---help--- This instructs the driver to use EISA or PCI memory-mapped I/O - (MMIO) as appropriate instead of programmed I/O ports (PIO). + (MMIO) as appropriate instead of programmed I/O ports (IOP). Enabling this gives an improvement in processing time in parts - of the driver, but it may cause problems with EISA (DEFEA) - adapters. TURBOchannel does not have the concept of I/O ports, - so MMIO is always used for these (DEFTA) adapters. + of the driver, but it requires a memory window to be configured + for EISA (DEFEA) adapters that may not always be available. + Conversely some PCIe host bridges do not support IOP, so MMIO + may be required to access PCI (DEFPA) adapters on downstream PCI + buses with some systems. TURBOchannel does not have the concept + of I/O ports, so MMIO is always used for these (DEFTA) adapters. If unsure, say N. diff --git a/drivers/net/fddi/defxx.c b/drivers/net/fddi/defxx.c index 61fceee73c1b..7f14aad1c240 100644 --- a/drivers/net/fddi/defxx.c +++ b/drivers/net/fddi/defxx.c @@ -495,6 +495,25 @@ static const struct net_device_ops dfx_netdev_ops = { .ndo_set_mac_address = dfx_ctl_set_mac_address, }; +static void dfx_register_res_alloc_err(const char *print_name, bool mmio, + bool eisa) +{ + pr_err("%s: Cannot use %s, no address set, aborting\n", + print_name, mmio ? "MMIO" : "I/O"); + pr_err("%s: Recompile driver with \"CONFIG_DEFXX_MMIO=%c\"\n", + print_name, mmio ? 'n' : 'y'); + if (eisa && mmio) + pr_err("%s: Or run ECU and set adapter's MMIO location\n", + print_name); +} + +static void dfx_register_res_err(const char *print_name, bool mmio, + unsigned long start, unsigned long len) +{ + pr_err("%s: Cannot reserve %s resource 0x%lx @ 0x%lx, aborting\n", + print_name, mmio ? "MMIO" : "I/O", len, start); +} + /* * ================ * = dfx_register = @@ -568,15 +587,12 @@ static int dfx_register(struct device *bdev) dev_set_drvdata(bdev, dev); dfx_get_bars(bdev, bar_start, bar_len); - if (dfx_bus_eisa && dfx_use_mmio && bar_start[0] == 0) { - pr_err("%s: Cannot use MMIO, no address set, aborting\n", - print_name); - pr_err("%s: Run ECU and set adapter's MMIO location\n", - print_name); - pr_err("%s: Or recompile driver with \"CONFIG_DEFXX_MMIO=n\"" - "\n", print_name); + if (bar_len[0] == 0 || + (dfx_bus_eisa && dfx_use_mmio && bar_start[0] == 0)) { + dfx_register_res_alloc_err(print_name, dfx_use_mmio, + dfx_bus_eisa); err = -ENXIO; - goto err_out; + goto err_out_disable; } if (dfx_use_mmio) @@ -585,18 +601,16 @@ static int dfx_register(struct device *bdev) else region = request_region(bar_start[0], bar_len[0], print_name); if (!region) { - pr_err("%s: Cannot reserve %s resource 0x%lx @ 0x%lx, " - "aborting\n", dfx_use_mmio ? "MMIO" : "I/O", print_name, - (long)bar_len[0], (long)bar_start[0]); + dfx_register_res_err(print_name, dfx_use_mmio, + bar_start[0], bar_len[0]); err = -EBUSY; goto err_out_disable; } if (bar_start[1] != 0) { region = request_region(bar_start[1], bar_len[1], print_name); if (!region) { - pr_err("%s: Cannot reserve I/O resource " - "0x%lx @ 0x%lx, aborting\n", print_name, - (long)bar_len[1], (long)bar_start[1]); + dfx_register_res_err(print_name, 0, + bar_start[1], bar_len[1]); err = -EBUSY; goto err_out_csr_region; } @@ -604,9 +618,8 @@ static int dfx_register(struct device *bdev) if (bar_start[2] != 0) { region = request_region(bar_start[2], bar_len[2], print_name); if (!region) { - pr_err("%s: Cannot reserve I/O resource " - "0x%lx @ 0x%lx, aborting\n", print_name, - (long)bar_len[2], (long)bar_start[2]); + dfx_register_res_err(print_name, 0, + bar_start[2], bar_len[2]); err = -EBUSY; goto err_out_bh_region; } @@ -3831,10 +3844,24 @@ static int dfx_init(void) int status; status = pci_register_driver(&dfx_pci_driver); - if (!status) - status = eisa_driver_register(&dfx_eisa_driver); - if (!status) - status = tc_register_driver(&dfx_tc_driver); + if (status) + goto err_pci_register; + + status = eisa_driver_register(&dfx_eisa_driver); + if (status) + goto err_eisa_register; + + status = tc_register_driver(&dfx_tc_driver); + if (status) + goto err_tc_register; + + return 0; + +err_tc_register: + eisa_driver_unregister(&dfx_eisa_driver); +err_eisa_register: + pci_unregister_driver(&dfx_pci_driver); +err_pci_register: return status; } diff --git a/drivers/net/fjes/fjes_main.c b/drivers/net/fjes/fjes_main.c index 1979f8f8dac7..89b3bc389f46 100644 --- a/drivers/net/fjes/fjes_main.c +++ b/drivers/net/fjes/fjes_main.c @@ -1277,9 +1277,18 @@ static int fjes_probe(struct platform_device *plat_dev) adapter->interrupt_watch_enable = false; res = platform_get_resource(plat_dev, IORESOURCE_MEM, 0); + if (!res) { + err = -EINVAL; + goto err_free_control_wq; + } hw->hw_res.start = res->start; hw->hw_res.size = resource_size(res); hw->hw_res.irq = platform_get_irq(plat_dev, 0); + if (hw->hw_res.irq < 0) { + err = hw->hw_res.irq; + goto err_free_control_wq; + } + err = fjes_hw_init(&adapter->hw); if (err) goto err_free_control_wq; diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c index d0b5844c8a31..a19e04f8bcc8 100644 --- a/drivers/net/geneve.c +++ b/drivers/net/geneve.c @@ -223,8 +223,7 @@ static void geneve_rx(struct geneve_dev *geneve, struct geneve_sock *gs, if (ip_tunnel_collect_metadata() || gs->collect_md) { __be16 flags; - flags = TUNNEL_KEY | TUNNEL_GENEVE_OPT | - (gnvh->oam ? TUNNEL_OAM : 0) | + flags = TUNNEL_KEY | (gnvh->oam ? TUNNEL_OAM : 0) | (gnvh->critical ? TUNNEL_CRIT_OPT : 0); tun_dst = udp_tun_rx_dst(skb, geneve_get_sk_family(gs), flags, @@ -800,8 +799,7 @@ static struct dst_entry *geneve_get_v6_dst(struct sk_buff *skb, use_cache = false; } - fl6->flowlabel = ip6_make_flowinfo(RT_TOS(prio), - info->key.label); + fl6->flowlabel = ip6_make_flowinfo(prio, info->key.label); dst_cache = (struct dst_cache *)&info->dst_cache; if (use_cache) { dst = dst_cache_get_ip6(dst_cache, &fl6->saddr); @@ -840,6 +838,9 @@ static int geneve_xmit_skb(struct sk_buff *skb, struct net_device *dev, __be16 df; int err; + if (!pskb_inet_may_pull(skb)) + return -EINVAL; + sport = udp_flow_src_port(geneve->net, skb, 1, USHRT_MAX, true); rt = geneve_get_v4_rt(skb, dev, gs4, &fl4, info, geneve->info.key.tp_dst, sport); @@ -883,6 +884,9 @@ static int geneve6_xmit_skb(struct sk_buff *skb, struct net_device *dev, __be16 sport; int err; + if (!pskb_inet_may_pull(skb)) + return -EINVAL; + sport = udp_flow_src_port(geneve->net, skb, 1, USHRT_MAX, true); dst = geneve_get_v6_dst(skb, dev, gs6, &fl6, info, geneve->info.key.tp_dst, sport); diff --git a/drivers/net/gtp.c b/drivers/net/gtp.c index f2fecb684220..615edcb88037 100644 --- a/drivers/net/gtp.c +++ b/drivers/net/gtp.c @@ -301,7 +301,9 @@ static void __gtp_encap_destroy(struct sock *sk) gtp->sk1u = NULL; udp_sk(sk)->encap_type = 0; rcu_assign_sk_user_data(sk, NULL); + release_sock(sk); sock_put(sk); + return; } release_sock(sk); } @@ -546,12 +548,12 @@ static int gtp_build_skb_ip4(struct sk_buff *skb, struct net_device *dev, rt->dst.ops->update_pmtu(&rt->dst, NULL, skb, mtu, false); - if (!skb_is_gso(skb) && (iph->frag_off & htons(IP_DF)) && - mtu < ntohs(iph->tot_len)) { + if (iph->frag_off & htons(IP_DF) && + ((!skb_is_gso(skb) && skb->len > mtu) || + (skb_is_gso(skb) && !skb_gso_validate_network_len(skb, mtu)))) { netdev_dbg(dev, "packet too big, fragmentation needed\n"); - memset(IPCB(skb), 0, sizeof(*IPCB(skb))); - icmp_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, - htonl(mtu)); + icmp_ndo_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, + htonl(mtu)); goto err_rt; } @@ -667,10 +669,6 @@ static int gtp_newlink(struct net *src_net, struct net_device *dev, gtp = netdev_priv(dev); - err = gtp_encap_enable(gtp, data); - if (err < 0) - return err; - if (!data[IFLA_GTP_PDP_HASHSIZE]) { hashsize = 1024; } else { @@ -681,12 +679,16 @@ static int gtp_newlink(struct net *src_net, struct net_device *dev, err = gtp_hashtable_new(gtp, hashsize); if (err < 0) - goto out_encap; + return err; + + err = gtp_encap_enable(gtp, data); + if (err < 0) + goto out_hashtable; err = register_netdevice(dev); if (err < 0) { netdev_dbg(dev, "failed to register new netdev %d\n", err); - goto out_hashtable; + goto out_encap; } gn = net_generic(dev_net(dev), gtp_net_id); @@ -697,11 +699,11 @@ static int gtp_newlink(struct net *src_net, struct net_device *dev, return 0; +out_encap: + gtp_encap_disable(gtp); out_hashtable: kfree(gtp->addr_hash); kfree(gtp->tid_hash); -out_encap: - gtp_encap_disable(gtp); return err; } diff --git a/drivers/net/hamradio/6pack.c b/drivers/net/hamradio/6pack.c index 8c636c493227..87094189af74 100644 --- a/drivers/net/hamradio/6pack.c +++ b/drivers/net/hamradio/6pack.c @@ -68,9 +68,9 @@ #define SIXP_DAMA_OFF 0 /* default level 2 parameters */ -#define SIXP_TXDELAY (HZ/4) /* in 1 s */ +#define SIXP_TXDELAY 25 /* 250 ms */ #define SIXP_PERSIST 50 /* in 256ths */ -#define SIXP_SLOTTIME (HZ/10) /* in 1 s */ +#define SIXP_SLOTTIME 10 /* 100 ms */ #define SIXP_INIT_RESYNC_TIMEOUT (3*HZ/2) /* in 1 s */ #define SIXP_RESYNC_TIMEOUT 5*HZ /* in 1 s */ @@ -311,7 +311,6 @@ static void sp_setup(struct net_device *dev) { /* Finish setting up the DEVICE info. */ dev->netdev_ops = &sp_netdev_ops; - dev->needs_free_netdev = true; dev->mtu = SIXP_MTU; dev->hard_header_len = AX25_MAX_HEADER_LEN; dev->header_ops = &ax25_header_ops; @@ -674,14 +673,16 @@ static void sixpack_close(struct tty_struct *tty) */ netif_stop_queue(sp->dev); + unregister_netdev(sp->dev); + del_timer_sync(&sp->tx_t); del_timer_sync(&sp->resync_t); - /* Free all 6pack frame buffers. */ + /* Free all 6pack frame buffers after unreg. */ kfree(sp->rbuff); kfree(sp->xbuff); - unregister_netdev(sp->dev); + free_netdev(sp->dev); } /* Perform I/O control on an active 6pack channel. */ @@ -859,6 +860,12 @@ static void decode_data(struct sixpack *sp, unsigned char inbyte) return; } + if (sp->rx_count_cooked + 2 >= sizeof(sp->cooked_buf)) { + pr_err("6pack: cooked buffer overrun, data loss\n"); + sp->rx_count = 0; + return; + } + buf = sp->raw_buf; sp->cooked_buf[sp->rx_count_cooked++] = buf[0] | ((buf[1] << 2) & 0xc0); diff --git a/drivers/net/hamradio/baycom_epp.c b/drivers/net/hamradio/baycom_epp.c index 1e62d00732f2..787eaf3f4f13 100644 --- a/drivers/net/hamradio/baycom_epp.c +++ b/drivers/net/hamradio/baycom_epp.c @@ -772,7 +772,7 @@ static void epp_bh(struct work_struct *work) * ===================== network driver interface ========================= */ -static int baycom_send_packet(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t baycom_send_packet(struct sk_buff *skb, struct net_device *dev) { struct baycom_state *bc = netdev_priv(dev); diff --git a/drivers/net/hamradio/bpqether.c b/drivers/net/hamradio/bpqether.c index 777fa59f5e0c..1eeddfea389c 100644 --- a/drivers/net/hamradio/bpqether.c +++ b/drivers/net/hamradio/bpqether.c @@ -537,7 +537,7 @@ static int bpq_device_event(struct notifier_block *this, if (!net_eq(dev_net(dev), &init_net)) return NOTIFY_DONE; - if (!dev_is_ethdev(dev)) + if (!dev_is_ethdev(dev) && !bpq_get_ax25_dev(dev)) return NOTIFY_DONE; switch (event) { diff --git a/drivers/net/hamradio/mkiss.c b/drivers/net/hamradio/mkiss.c index 3b14e6e281d4..29a83fb769d8 100644 --- a/drivers/net/hamradio/mkiss.c +++ b/drivers/net/hamradio/mkiss.c @@ -41,6 +41,8 @@ #define AX_MTU 236 +/* some arch define END as assembly function ending, just undef it */ +#undef END /* SLIP/KISS protocol characters. */ #define END 0300 /* indicates end of frame */ #define ESC 0333 /* indicates byte stuffing */ @@ -803,13 +805,15 @@ static void mkiss_close(struct tty_struct *tty) */ netif_stop_queue(ax->dev); - /* Free all AX25 frame buffers. */ + unregister_netdev(ax->dev); + + /* Free all AX25 frame buffers after unreg. */ kfree(ax->rbuff); kfree(ax->xbuff); ax->tty = NULL; - unregister_netdev(ax->dev); + free_netdev(ax->dev); } /* Perform I/O control on an active ax25 channel. */ diff --git a/drivers/net/hamradio/scc.c b/drivers/net/hamradio/scc.c index 6c03932d8a6b..3dc4eb841aa1 100644 --- a/drivers/net/hamradio/scc.c +++ b/drivers/net/hamradio/scc.c @@ -300,12 +300,12 @@ static inline void scc_discard_buffers(struct scc_channel *scc) spin_lock_irqsave(&scc->lock, flags); if (scc->tx_buff != NULL) { - dev_kfree_skb(scc->tx_buff); + dev_kfree_skb_irq(scc->tx_buff); scc->tx_buff = NULL; } while (!skb_queue_empty(&scc->tx_queue)) - dev_kfree_skb(skb_dequeue(&scc->tx_queue)); + dev_kfree_skb_irq(skb_dequeue(&scc->tx_queue)); spin_unlock_irqrestore(&scc->lock, flags); } @@ -1667,7 +1667,7 @@ static netdev_tx_t scc_net_tx(struct sk_buff *skb, struct net_device *dev) if (skb_queue_len(&scc->tx_queue) > scc->dev->tx_queue_len) { struct sk_buff *skb_del; skb_del = skb_dequeue(&scc->tx_queue); - dev_kfree_skb(skb_del); + dev_kfree_skb_irq(skb_del); } skb_queue_tail(&scc->tx_queue, skb); netif_trans_update(dev); diff --git a/drivers/net/hamradio/yam.c b/drivers/net/hamradio/yam.c index fdab49872587..3db86f247bf4 100644 --- a/drivers/net/hamradio/yam.c +++ b/drivers/net/hamradio/yam.c @@ -966,9 +966,7 @@ static int yam_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) sizeof(struct yamdrv_ioctl_mcs)); if (IS_ERR(ym)) return PTR_ERR(ym); - if (ym->cmd != SIOCYAMSMCS) - return -EINVAL; - if (ym->bitrate > YAM_MAXBITRATE) { + if (ym->cmd != SIOCYAMSMCS || ym->bitrate > YAM_MAXBITRATE) { kfree(ym); return -EINVAL; } diff --git a/drivers/net/hippi/rrunner.c b/drivers/net/hippi/rrunner.c index 2a8c33abb363..a24c55a6c79a 100644 --- a/drivers/net/hippi/rrunner.c +++ b/drivers/net/hippi/rrunner.c @@ -1352,7 +1352,9 @@ static int rr_close(struct net_device *dev) rrpriv->fw_running = 0; + spin_unlock_irqrestore(&rrpriv->lock, flags); del_timer_sync(&rrpriv->timer); + spin_lock_irqsave(&rrpriv->lock, flags); writel(0, ®s->TxPi); writel(0, ®s->IpRxPi); diff --git a/drivers/net/hyperv/Kconfig b/drivers/net/hyperv/Kconfig index 0765d5f61714..386658ce1297 100644 --- a/drivers/net/hyperv/Kconfig +++ b/drivers/net/hyperv/Kconfig @@ -2,5 +2,6 @@ config HYPERV_NET tristate "Microsoft Hyper-V virtual network driver" depends on HYPERV select UCS2_STRING + select NLS help Select this option to enable the Hyper-V virtual network driver. diff --git a/drivers/net/hyperv/hyperv_net.h b/drivers/net/hyperv/hyperv_net.h index dfa801315da6..e02ff5e33e2d 100644 --- a/drivers/net/hyperv/hyperv_net.h +++ b/drivers/net/hyperv/hyperv_net.h @@ -950,6 +950,9 @@ struct net_device_context { u32 vf_alloc; /* Serial number of the VF to team with */ u32 vf_serial; + + /* completion variable to confirm vf association */ + struct completion vf_add; }; /* Per channel data */ diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c index 77a9a753d979..092c5f315b49 100644 --- a/drivers/net/hyperv/netvsc.c +++ b/drivers/net/hyperv/netvsc.c @@ -1227,6 +1227,10 @@ static void netvsc_send_vf(struct net_device *ndev, net_device_ctx->vf_alloc = nvmsg->msg.v4_msg.vf_assoc.allocated; net_device_ctx->vf_serial = nvmsg->msg.v4_msg.vf_assoc.serial; + + if (net_device_ctx->vf_alloc) + complete(&net_device_ctx->vf_add); + netdev_info(ndev, "VF slot %u %s\n", net_device_ctx->vf_serial, net_device_ctx->vf_alloc ? "added" : "removed"); diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c index 2dff0e110c6f..ce17917b6f76 100644 --- a/drivers/net/hyperv/netvsc_drv.c +++ b/drivers/net/hyperv/netvsc_drv.c @@ -1454,6 +1454,9 @@ static void netvsc_get_ethtool_stats(struct net_device *dev, pcpu_sum = kvmalloc_array(num_possible_cpus(), sizeof(struct netvsc_ethtool_pcpu_stats), GFP_KERNEL); + if (!pcpu_sum) + return; + netvsc_get_pcpu_stats(dev, pcpu_sum); for_each_present_cpu(cpu) { struct netvsc_ethtool_pcpu_stats *this_sum = &pcpu_sum[cpu]; @@ -2045,9 +2048,6 @@ static int netvsc_vf_join(struct net_device *vf_netdev, goto upper_link_failed; } - /* set slave flag before open to prevent IPv6 addrconf */ - vf_netdev->flags |= IFF_SLAVE; - schedule_delayed_work(&ndev_ctx->vf_takeover, VF_TAKEOVER_INT); call_netdevice_notifiers(NETDEV_JOIN, vf_netdev); @@ -2118,6 +2118,7 @@ static struct net_device *get_netvsc_byslot(const struct net_device *vf_netdev) { struct device *parent = vf_netdev->dev.parent; struct net_device_context *ndev_ctx; + struct net_device *ndev; struct pci_dev *pdev; u32 serial; @@ -2144,11 +2145,38 @@ static struct net_device *get_netvsc_byslot(const struct net_device *vf_netdev) return hv_get_drvdata(ndev_ctx->device_ctx); } + /* Fallback path to check synthetic vf with help of mac addr. + * Because this function can be called before vf_netdev is + * initialized (NETDEV_POST_INIT) when its perm_addr has not been copied + * from dev_addr, also try to match to its dev_addr. + * Note: On Hyper-V and Azure, it's not possible to set a MAC address + * on a VF that matches to the MAC of a unrelated NETVSC device. + */ + list_for_each_entry(ndev_ctx, &netvsc_dev_list, list) { + ndev = hv_get_drvdata(ndev_ctx->device_ctx); + if (ether_addr_equal(vf_netdev->perm_addr, ndev->perm_addr) || + ether_addr_equal(vf_netdev->dev_addr, ndev->perm_addr)) + return ndev; + } + netdev_notice(vf_netdev, "no netdev found for vf serial:%u\n", serial); return NULL; } +static int netvsc_prepare_bonding(struct net_device *vf_netdev) +{ + struct net_device *ndev; + + ndev = get_netvsc_byslot(vf_netdev); + if (!ndev) + return NOTIFY_DONE; + + /* set slave flag before open to prevent IPv6 addrconf */ + vf_netdev->flags |= IFF_SLAVE; + return NOTIFY_DONE; +} + static int netvsc_register_vf(struct net_device *vf_netdev) { struct net_device_context *net_device_ctx; @@ -2213,6 +2241,11 @@ static int netvsc_vf_changed(struct net_device *vf_netdev) if (!netvsc_dev) return NOTIFY_DONE; + if (vf_is_up && !net_device_ctx->vf_alloc) { + netdev_info(ndev, "Waiting for the VF association from host\n"); + wait_for_completion(&net_device_ctx->vf_add); + } + netvsc_switch_datapath(ndev, vf_is_up); netdev_info(ndev, "Data path switched %s VF: %s\n", vf_is_up ? "to" : "from", vf_netdev->name); @@ -2234,6 +2267,7 @@ static int netvsc_unregister_vf(struct net_device *vf_netdev) netdev_info(ndev, "VF unregistering: %s\n", vf_netdev->name); + reinit_completion(&net_device_ctx->vf_add); netdev_rx_handler_unregister(vf_netdev); netdev_upper_dev_unlink(vf_netdev, ndev); RCU_INIT_POINTER(net_device_ctx->vf_netdev, NULL); @@ -2271,6 +2305,7 @@ static int netvsc_probe(struct hv_device *dev, INIT_DELAYED_WORK(&net_device_ctx->dwork, netvsc_link_change); + init_completion(&net_device_ctx->vf_add); spin_lock_init(&net_device_ctx->lock); INIT_LIST_HEAD(&net_device_ctx->reconfig_events); INIT_DELAYED_WORK(&net_device_ctx->vf_takeover, netvsc_vf_setup); @@ -2458,6 +2493,8 @@ static int netvsc_netdev_event(struct notifier_block *this, return NOTIFY_DONE; switch (event) { + case NETDEV_POST_INIT: + return netvsc_prepare_bonding(event_dev); case NETDEV_REGISTER: return netvsc_register_vf(event_dev); case NETDEV_UNREGISTER: @@ -2491,12 +2528,17 @@ static int __init netvsc_drv_init(void) } netvsc_ring_bytes = ring_size * PAGE_SIZE; + register_netdevice_notifier(&netvsc_netdev_notifier); + ret = vmbus_driver_register(&netvsc_drv); if (ret) - return ret; + goto err_vmbus_reg; - register_netdevice_notifier(&netvsc_netdev_notifier); return 0; + +err_vmbus_reg: + unregister_netdevice_notifier(&netvsc_netdev_notifier); + return ret; } MODULE_LICENSE("GPL"); diff --git a/drivers/net/ieee802154/adf7242.c b/drivers/net/ieee802154/adf7242.c index a686926bba71..6ef5523f4e71 100644 --- a/drivers/net/ieee802154/adf7242.c +++ b/drivers/net/ieee802154/adf7242.c @@ -1318,10 +1318,11 @@ static int adf7242_remove(struct spi_device *spi) debugfs_remove_recursive(lp->debugfs_root); + ieee802154_unregister_hw(lp->hw); + cancel_delayed_work_sync(&lp->work); destroy_workqueue(lp->wqueue); - ieee802154_unregister_hw(lp->hw); mutex_destroy(&lp->bmux); ieee802154_free_hw(lp->hw); diff --git a/drivers/net/ieee802154/at86rf230.c b/drivers/net/ieee802154/at86rf230.c index 3d9e91579866..1bc09b6c308f 100644 --- a/drivers/net/ieee802154/at86rf230.c +++ b/drivers/net/ieee802154/at86rf230.c @@ -108,6 +108,7 @@ struct at86rf230_local { unsigned long cal_timeout; bool is_tx; bool is_tx_from_off; + bool was_tx; u8 tx_retry; struct sk_buff *tx_skb; struct at86rf230_state_change tx; @@ -351,7 +352,11 @@ at86rf230_async_error_recover_complete(void *context) if (ctx->free) kfree(ctx); - ieee802154_wake_queue(lp->hw); + if (lp->was_tx) { + lp->was_tx = 0; + dev_kfree_skb_any(lp->tx_skb); + ieee802154_wake_queue(lp->hw); + } } static void @@ -360,7 +365,11 @@ at86rf230_async_error_recover(void *context) struct at86rf230_state_change *ctx = context; struct at86rf230_local *lp = ctx->lp; - lp->is_tx = 0; + if (lp->is_tx) { + lp->was_tx = 1; + lp->is_tx = 0; + } + at86rf230_async_state_change(lp, ctx, STATE_RX_AACK_ON, at86rf230_async_error_recover_complete); } diff --git a/drivers/net/ieee802154/atusb.c b/drivers/net/ieee802154/atusb.c index 078027bbe002..7abbf569ee7d 100644 --- a/drivers/net/ieee802154/atusb.c +++ b/drivers/net/ieee802154/atusb.c @@ -96,7 +96,9 @@ static int atusb_control_msg(struct atusb *atusb, unsigned int pipe, ret = usb_control_msg(usb_dev, pipe, request, requesttype, value, index, data, size, timeout); - if (ret < 0) { + if (ret < size) { + ret = ret < 0 ? ret : -ENODATA; + atusb->err = ret; dev_err(&usb_dev->dev, "%s: req 0x%02x val 0x%x idx 0x%x, error %d\n", @@ -368,6 +370,7 @@ static int atusb_alloc_urbs(struct atusb *atusb, int n) return -ENOMEM; } usb_anchor_urb(urb, &atusb->idle_urbs); + usb_free_urb(urb); n--; } return 0; @@ -863,9 +866,9 @@ static int atusb_get_and_show_build(struct atusb *atusb) if (!build) return -ENOMEM; - ret = atusb_control_msg(atusb, usb_rcvctrlpipe(usb_dev, 0), - ATUSB_BUILD, ATUSB_REQ_FROM_DEV, 0, 0, - build, ATUSB_BUILD_SIZE, 1000); + /* We cannot call atusb_control_msg() here, since this request may read various length data */ + ret = usb_control_msg(atusb->usb_dev, usb_rcvctrlpipe(usb_dev, 0), ATUSB_BUILD, + ATUSB_REQ_FROM_DEV, 0, 0, build, ATUSB_BUILD_SIZE, 1000); if (ret >= 0) { build[ret] = 0; dev_info(&usb_dev->dev, "Firmware: build %s\n", build); diff --git a/drivers/net/ieee802154/ca8210.c b/drivers/net/ieee802154/ca8210.c index deace0aadad2..525f92e89669 100644 --- a/drivers/net/ieee802154/ca8210.c +++ b/drivers/net/ieee802154/ca8210.c @@ -925,7 +925,7 @@ static int ca8210_spi_transfer( dev_dbg(&spi->dev, "%s called\n", __func__); - cas_ctl = kmalloc(sizeof(*cas_ctl), GFP_ATOMIC); + cas_ctl = kzalloc(sizeof(*cas_ctl), GFP_ATOMIC); if (!cas_ctl) return -ENOMEM; @@ -1769,6 +1769,7 @@ static int ca8210_async_xmit_complete( status ); if (status != MAC_TRANSACTION_OVERFLOW) { + dev_kfree_skb_any(priv->tx_skb); ieee802154_wake_queue(priv->hw); return 0; } @@ -1942,10 +1943,9 @@ static int ca8210_skb_tx( struct ca8210_priv *priv ) { - int status; struct ieee802154_hdr header = { }; struct secspec secspec; - unsigned int mac_len; + int mac_len, status; dev_dbg(&priv->spi->dev, "%s called\n", __func__); @@ -1953,6 +1953,8 @@ static int ca8210_skb_tx( * packet */ mac_len = ieee802154_hdr_peek_addrs(skb, &header); + if (mac_len < 0) + return mac_len; secspec.security_level = header.sec.level; secspec.key_id_mode = header.sec.key_id_mode; @@ -2779,7 +2781,6 @@ static int ca8210_register_ext_clock(struct spi_device *spi) struct device_node *np = spi->dev.of_node; struct ca8210_priv *priv = spi_get_drvdata(spi); struct ca8210_platform_data *pdata = spi->dev.platform_data; - int ret = 0; if (!np) return -EFAULT; @@ -2796,18 +2797,8 @@ static int ca8210_register_ext_clock(struct spi_device *spi) dev_crit(&spi->dev, "Failed to register external clk\n"); return PTR_ERR(priv->clk); } - ret = of_clk_add_provider(np, of_clk_src_simple_get, priv->clk); - if (ret) { - clk_unregister(priv->clk); - dev_crit( - &spi->dev, - "Failed to register external clock as clock provider\n" - ); - } else { - dev_info(&spi->dev, "External clock set as clock provider\n"); - } - return ret; + return of_clk_add_provider(np, of_clk_src_simple_get, priv->clk); } /** @@ -2819,8 +2810,8 @@ static void ca8210_unregister_ext_clock(struct spi_device *spi) { struct ca8210_priv *priv = spi_get_drvdata(spi); - if (!priv->clk) - return + if (IS_ERR_OR_NULL(priv->clk)) + return; of_clk_del_provider(spi->dev.of_node); clk_unregister(priv->clk); @@ -2974,8 +2965,8 @@ static void ca8210_hw_setup(struct ieee802154_hw *ca8210_hw) ca8210_hw->phy->cca.opt = NL802154_CCA_OPT_ENERGY_CARRIER_AND; ca8210_hw->phy->cca_ed_level = -9800; ca8210_hw->phy->symbol_duration = 16; - ca8210_hw->phy->lifs_period = 40; - ca8210_hw->phy->sifs_period = 12; + ca8210_hw->phy->lifs_period = 40 * ca8210_hw->phy->symbol_duration; + ca8210_hw->phy->sifs_period = 12 * ca8210_hw->phy->symbol_duration; ca8210_hw->flags = IEEE802154_HW_AFILT | IEEE802154_HW_OMIT_CKSUM | diff --git a/drivers/net/ieee802154/cc2520.c b/drivers/net/ieee802154/cc2520.c index 0c89d3edf901..57110246e71e 100644 --- a/drivers/net/ieee802154/cc2520.c +++ b/drivers/net/ieee802154/cc2520.c @@ -512,6 +512,7 @@ cc2520_tx(struct ieee802154_hw *hw, struct sk_buff *skb) goto err_tx; if (status & CC2520_STATUS_TX_UNDERFLOW) { + rc = -EINVAL; dev_err(&priv->spi->dev, "cc2520 tx underflow exception\n"); goto err_tx; } @@ -977,7 +978,7 @@ static int cc2520_hw_init(struct cc2520_private *priv) if (timeout-- <= 0) { dev_err(&priv->spi->dev, "oscillator start failed!\n"); - return ret; + return -ETIMEDOUT; } udelay(1); } while (!(status & CC2520_STATUS_XOSC32M_STABLE)); diff --git a/drivers/net/ieee802154/mac802154_hwsim.c b/drivers/net/ieee802154/mac802154_hwsim.c index be1f1a86bcd6..1ac600d18688 100644 --- a/drivers/net/ieee802154/mac802154_hwsim.c +++ b/drivers/net/ieee802154/mac802154_hwsim.c @@ -432,7 +432,7 @@ static int hwsim_new_edge_nl(struct sk_buff *msg, struct genl_info *info) struct hwsim_edge *e; u32 v0, v1; - if (!info->attrs[MAC802154_HWSIM_ATTR_RADIO_ID] && + if (!info->attrs[MAC802154_HWSIM_ATTR_RADIO_ID] || !info->attrs[MAC802154_HWSIM_ATTR_RADIO_EDGE]) return -EINVAL; @@ -496,7 +496,7 @@ static int hwsim_del_edge_nl(struct sk_buff *msg, struct genl_info *info) struct hwsim_edge *e; u32 v0, v1; - if (!info->attrs[MAC802154_HWSIM_ATTR_RADIO_ID] && + if (!info->attrs[MAC802154_HWSIM_ATTR_RADIO_ID] || !info->attrs[MAC802154_HWSIM_ATTR_RADIO_EDGE]) return -EINVAL; @@ -540,13 +540,13 @@ static int hwsim_del_edge_nl(struct sk_buff *msg, struct genl_info *info) static int hwsim_set_edge_lqi(struct sk_buff *msg, struct genl_info *info) { struct nlattr *edge_attrs[MAC802154_HWSIM_EDGE_ATTR_MAX + 1]; - struct hwsim_edge_info *einfo; + struct hwsim_edge_info *einfo, *einfo_old; struct hwsim_phy *phy_v0; struct hwsim_edge *e; u32 v0, v1; u8 lqi; - if (!info->attrs[MAC802154_HWSIM_ATTR_RADIO_ID] && + if (!info->attrs[MAC802154_HWSIM_ATTR_RADIO_ID] || !info->attrs[MAC802154_HWSIM_ATTR_RADIO_EDGE]) return -EINVAL; @@ -555,7 +555,7 @@ static int hwsim_set_edge_lqi(struct sk_buff *msg, struct genl_info *info) hwsim_edge_policy, NULL)) return -EINVAL; - if (!edge_attrs[MAC802154_HWSIM_EDGE_ATTR_ENDPOINT_ID] && + if (!edge_attrs[MAC802154_HWSIM_EDGE_ATTR_ENDPOINT_ID] || !edge_attrs[MAC802154_HWSIM_EDGE_ATTR_LQI]) return -EINVAL; @@ -580,8 +580,10 @@ static int hwsim_set_edge_lqi(struct sk_buff *msg, struct genl_info *info) list_for_each_entry_rcu(e, &phy_v0->edges, list) { if (e->endpoint->idx == v1) { einfo->lqi = lqi; - rcu_assign_pointer(e->info, einfo); + einfo_old = rcu_replace_pointer(e->info, einfo, + lockdep_is_held(&hwsim_phys_lock)); rcu_read_unlock(); + kfree_rcu(einfo_old, rcu); mutex_unlock(&hwsim_phys_lock); return 0; } @@ -734,6 +736,8 @@ static int hwsim_subscribe_all_others(struct hwsim_phy *phy) return 0; +sub_fail: + hwsim_edge_unsubscribe_me(phy); me_fail: rcu_read_lock(); list_for_each_entry_rcu(e, &phy->edges, list) { @@ -741,8 +745,6 @@ me_fail: hwsim_free_edge(e); } rcu_read_unlock(); -sub_fail: - hwsim_edge_unsubscribe_me(phy); return -ENOMEM; } @@ -805,6 +807,7 @@ static int hwsim_add_one(struct genl_info *info, struct device *dev, goto err_pib; } + pib->channel = 13; rcu_assign_pointer(phy->pib, pib); phy->idx = idx; INIT_LIST_HEAD(&phy->edges); @@ -843,12 +846,17 @@ err_pib: static void hwsim_del(struct hwsim_phy *phy) { struct hwsim_pib *pib; + struct hwsim_edge *e; hwsim_edge_unsubscribe_me(phy); list_del(&phy->list); rcu_read_lock(); + list_for_each_entry_rcu(e, &phy->edges, list) { + list_del_rcu(&e->list); + hwsim_free_edge(e); + } pib = rcu_dereference(phy->pib); rcu_read_unlock(); diff --git a/drivers/net/ieee802154/mcr20a.c b/drivers/net/ieee802154/mcr20a.c index fe4057fca83d..7c7ef32f9965 100644 --- a/drivers/net/ieee802154/mcr20a.c +++ b/drivers/net/ieee802154/mcr20a.c @@ -1005,8 +1005,8 @@ static void mcr20a_hw_setup(struct mcr20a_local *lp) dev_dbg(printdev(lp), "%s\n", __func__); phy->symbol_duration = 16; - phy->lifs_period = 40; - phy->sifs_period = 12; + phy->lifs_period = 40 * phy->symbol_duration; + phy->sifs_period = 12 * phy->symbol_duration; hw->flags = IEEE802154_HW_TX_OMIT_CKSUM | IEEE802154_HW_AFILT | diff --git a/drivers/net/ipvlan/ipvlan_core.c b/drivers/net/ipvlan/ipvlan_core.c index 40ac60904c8d..34126abb28d8 100644 --- a/drivers/net/ipvlan/ipvlan_core.c +++ b/drivers/net/ipvlan/ipvlan_core.c @@ -418,7 +418,7 @@ static struct ipvl_addr *ipvlan_addr_lookup(struct ipvl_port *port, return addr; } -static int ipvlan_process_v4_outbound(struct sk_buff *skb) +static noinline_for_stack int ipvlan_process_v4_outbound(struct sk_buff *skb) { const struct iphdr *ip4h = ip_hdr(skb); struct net_device *dev = skb->dev; @@ -443,27 +443,28 @@ static int ipvlan_process_v4_outbound(struct sk_buff *skb) goto err; } skb_dst_set(skb, &rt->dst); + + memset(IPCB(skb), 0, sizeof(*IPCB(skb))); + err = ip_local_out(net, skb->sk, skb); if (unlikely(net_xmit_eval(err))) - dev->stats.tx_errors++; + DEV_STATS_INC(dev, tx_errors); else ret = NET_XMIT_SUCCESS; goto out; err: - dev->stats.tx_errors++; + DEV_STATS_INC(dev, tx_errors); kfree_skb(skb); out: return ret; } #if IS_ENABLED(CONFIG_IPV6) -static int ipvlan_process_v6_outbound(struct sk_buff *skb) + +static noinline_for_stack int +ipvlan_route_v6_outbound(struct net_device *dev, struct sk_buff *skb) { const struct ipv6hdr *ip6h = ipv6_hdr(skb); - struct net_device *dev = skb->dev; - struct net *net = dev_net(dev); - struct dst_entry *dst; - int err, ret = NET_XMIT_DROP; struct flowi6 fl6 = { .flowi6_oif = dev->ifindex, .daddr = ip6h->daddr, @@ -473,24 +474,38 @@ static int ipvlan_process_v6_outbound(struct sk_buff *skb) .flowi6_mark = skb->mark, .flowi6_proto = ip6h->nexthdr, }; + struct dst_entry *dst; + int err; - dst = ip6_route_output(net, NULL, &fl6); - if (dst->error) { - ret = dst->error; + dst = ip6_route_output(dev_net(dev), NULL, &fl6); + err = dst->error; + if (err) { dst_release(dst); - goto err; + return err; } skb_dst_set(skb, dst); - err = ip6_local_out(net, skb->sk, skb); + return 0; +} + +static int ipvlan_process_v6_outbound(struct sk_buff *skb) +{ + struct net_device *dev = skb->dev; + int err, ret = NET_XMIT_DROP; + + err = ipvlan_route_v6_outbound(dev, skb); + if (unlikely(err)) { + DEV_STATS_INC(dev, tx_errors); + kfree_skb(skb); + return err; + } + + memset(IP6CB(skb), 0, sizeof(*IP6CB(skb))); + + err = ip6_local_out(dev_net(dev), skb->sk, skb); if (unlikely(net_xmit_eval(err))) - dev->stats.tx_errors++; + DEV_STATS_INC(dev, tx_errors); else ret = NET_XMIT_SUCCESS; - goto out; -err: - dev->stats.tx_errors++; - kfree_skb(skb); -out: return ret; } #else @@ -502,7 +517,6 @@ static int ipvlan_process_v6_outbound(struct sk_buff *skb) static int ipvlan_process_outbound(struct sk_buff *skb) { - struct ethhdr *ethh = eth_hdr(skb); int ret = NET_XMIT_DROP; /* The ipvlan is a pseudo-L2 device, so the packets that we receive @@ -512,6 +526,8 @@ static int ipvlan_process_outbound(struct sk_buff *skb) if (skb_mac_header_was_set(skb)) { /* In this mode we dont care about * multicast and broadcast traffic */ + struct ethhdr *ethh = eth_hdr(skb); + if (is_multicast_ether_addr(ethh->h_dest)) { pr_debug_ratelimited( "Dropped {multi|broad}cast of type=[%x]\n", @@ -585,7 +601,8 @@ static int ipvlan_xmit_mode_l3(struct sk_buff *skb, struct net_device *dev) consume_skb(skb); return NET_XMIT_DROP; } - return ipvlan_rcv_frame(addr, &skb, true); + ipvlan_rcv_frame(addr, &skb, true); + return NET_XMIT_SUCCESS; } } out: @@ -596,7 +613,7 @@ out: static int ipvlan_xmit_mode_l2(struct sk_buff *skb, struct net_device *dev) { const struct ipvl_dev *ipvlan = netdev_priv(dev); - struct ethhdr *eth = eth_hdr(skb); + struct ethhdr *eth = skb_eth_hdr(skb); struct ipvl_addr *addr; void *lyr3h; int addr_type; @@ -611,7 +628,8 @@ static int ipvlan_xmit_mode_l2(struct sk_buff *skb, struct net_device *dev) consume_skb(skb); return NET_XMIT_DROP; } - return ipvlan_rcv_frame(addr, &skb, true); + ipvlan_rcv_frame(addr, &skb, true); + return NET_XMIT_SUCCESS; } } skb = skb_share_check(skb, GFP_ATOMIC); @@ -623,9 +641,11 @@ static int ipvlan_xmit_mode_l2(struct sk_buff *skb, struct net_device *dev) * the skb for the main-dev. At the RX side we just return * RX_PASS for it to be processed further on the stack. */ - return dev_forward_skb(ipvlan->phy_dev, skb); + dev_forward_skb(ipvlan->phy_dev, skb); + return NET_XMIT_SUCCESS; } else if (is_multicast_ether_addr(eth->h_dest)) { + skb_reset_mac_header(skb); ipvlan_skb_crossing_ns(skb, NULL); ipvlan_multicast_enqueue(ipvlan->port, skb, true); return NET_XMIT_SUCCESS; diff --git a/drivers/net/ipvlan/ipvlan_main.c b/drivers/net/ipvlan/ipvlan_main.c index 9fa3c0bd6ec7..6d2ff73b63f8 100644 --- a/drivers/net/ipvlan/ipvlan_main.c +++ b/drivers/net/ipvlan/ipvlan_main.c @@ -392,6 +392,7 @@ static void ipvlan_get_stats64(struct net_device *dev, s->rx_dropped = rx_errs; s->tx_dropped = tx_drps; } + s->tx_errors = DEV_STATS_READ(dev, tx_errors); } static int ipvlan_vlan_rx_add_vid(struct net_device *dev, __be16 proto, u16 vid) diff --git a/drivers/net/ipvlan/ipvtap.c b/drivers/net/ipvlan/ipvtap.c index 0bcc07f346c3..2e517e30c5ac 100644 --- a/drivers/net/ipvlan/ipvtap.c +++ b/drivers/net/ipvlan/ipvtap.c @@ -193,7 +193,7 @@ static struct notifier_block ipvtap_notifier_block __read_mostly = { .notifier_call = ipvtap_device_event, }; -static int ipvtap_init(void) +static int __init ipvtap_init(void) { int err; @@ -227,7 +227,7 @@ out1: } module_init(ipvtap_init); -static void ipvtap_exit(void) +static void __exit ipvtap_exit(void) { rtnl_link_unregister(&ipvtap_link_ops); unregister_netdevice_notifier(&ipvtap_notifier_block); diff --git a/drivers/net/loopback.c b/drivers/net/loopback.c index d192936b76cf..7863918592db 100644 --- a/drivers/net/loopback.c +++ b/drivers/net/loopback.c @@ -210,7 +210,7 @@ static __net_init int loopback_net_init(struct net *net) int err; err = -ENOMEM; - dev = alloc_netdev(0, "lo", NET_NAME_UNKNOWN, loopback_setup); + dev = alloc_netdev(0, "lo", NET_NAME_PREDICTABLE, loopback_setup); if (!dev) goto out; diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c index 4c5b67a2d63a..54b19977fb67 100644 --- a/drivers/net/macsec.c +++ b/drivers/net/macsec.c @@ -322,6 +322,19 @@ static struct macsec_rx_sa *macsec_rxsa_get(struct macsec_rx_sa __rcu *ptr) return sa; } +static struct macsec_rx_sa *macsec_active_rxsa_get(struct macsec_rx_sc *rx_sc) +{ + struct macsec_rx_sa *sa = NULL; + int an; + + for (an = 0; an < MACSEC_NUM_AN; an++) { + sa = macsec_rxsa_get(rx_sc->sa[an]); + if (sa) + break; + } + return sa; +} + static void free_rx_sc_rcu(struct rcu_head *head) { struct macsec_rx_sc *rx_sc = container_of(head, struct macsec_rx_sc, rcu_head); @@ -566,18 +579,28 @@ static void macsec_encrypt_finish(struct sk_buff *skb, struct net_device *dev) skb->protocol = eth_hdr(skb)->h_proto; } +static unsigned int macsec_msdu_len(struct sk_buff *skb) +{ + struct macsec_dev *macsec = macsec_priv(skb->dev); + struct macsec_secy *secy = &macsec->secy; + bool sci_present = macsec_skb_cb(skb)->has_sci; + + return skb->len - macsec_hdr_len(sci_present) - secy->icv_len; +} + static void macsec_count_tx(struct sk_buff *skb, struct macsec_tx_sc *tx_sc, struct macsec_tx_sa *tx_sa) { + unsigned int msdu_len = macsec_msdu_len(skb); struct pcpu_tx_sc_stats *txsc_stats = this_cpu_ptr(tx_sc->stats); u64_stats_update_begin(&txsc_stats->syncp); if (tx_sc->encrypt) { - txsc_stats->stats.OutOctetsEncrypted += skb->len; + txsc_stats->stats.OutOctetsEncrypted += msdu_len; txsc_stats->stats.OutPktsEncrypted++; this_cpu_inc(tx_sa->stats->OutPktsEncrypted); } else { - txsc_stats->stats.OutOctetsProtected += skb->len; + txsc_stats->stats.OutOctetsProtected += msdu_len; txsc_stats->stats.OutPktsProtected++; this_cpu_inc(tx_sa->stats->OutPktsProtected); } @@ -607,9 +630,10 @@ static void macsec_encrypt_done(struct crypto_async_request *base, int err) aead_request_free(macsec_skb_cb(skb)->req); rcu_read_lock_bh(); - macsec_encrypt_finish(skb, dev); macsec_count_tx(skb, &macsec->secy.tx_sc, macsec_skb_cb(skb)->tx_sa); - len = skb->len; + /* packet is encrypted/protected so tx_bytes must be calculated */ + len = macsec_msdu_len(skb) + 2 * ETH_ALEN; + macsec_encrypt_finish(skb, dev); ret = dev_queue_xmit(skb); count_tx(dev, ret, len); rcu_read_unlock_bh(); @@ -765,6 +789,7 @@ static struct sk_buff *macsec_encrypt(struct sk_buff *skb, macsec_skb_cb(skb)->req = req; macsec_skb_cb(skb)->tx_sa = tx_sa; + macsec_skb_cb(skb)->has_sci = sci_present; aead_request_set_callback(req, 0, macsec_encrypt_done, skb); dev_hold(skb->dev); @@ -805,15 +830,17 @@ static bool macsec_post_decrypt(struct sk_buff *skb, struct macsec_secy *secy, u u64_stats_update_begin(&rxsc_stats->syncp); rxsc_stats->stats.InPktsLate++; u64_stats_update_end(&rxsc_stats->syncp); + DEV_STATS_INC(secy->netdev, rx_dropped); return false; } if (secy->validate_frames != MACSEC_VALIDATE_DISABLED) { + unsigned int msdu_len = macsec_msdu_len(skb); u64_stats_update_begin(&rxsc_stats->syncp); if (hdr->tci_an & MACSEC_TCI_E) - rxsc_stats->stats.InOctetsDecrypted += skb->len; + rxsc_stats->stats.InOctetsDecrypted += msdu_len; else - rxsc_stats->stats.InOctetsValidated += skb->len; + rxsc_stats->stats.InOctetsValidated += msdu_len; u64_stats_update_end(&rxsc_stats->syncp); } @@ -826,6 +853,8 @@ static bool macsec_post_decrypt(struct sk_buff *skb, struct macsec_secy *secy, u u64_stats_update_begin(&rxsc_stats->syncp); rxsc_stats->stats.InPktsNotValid++; u64_stats_update_end(&rxsc_stats->syncp); + this_cpu_inc(rx_sa->stats->InPktsNotValid); + DEV_STATS_INC(secy->netdev, rx_errors); return false; } @@ -911,9 +940,9 @@ static void macsec_decrypt_done(struct crypto_async_request *base, int err) macsec_finalize_skb(skb, macsec->secy.icv_len, macsec_extra_len(macsec_skb_cb(skb)->has_sci)); + len = skb->len; macsec_reset_skb(skb, macsec->secy.netdev); - len = skb->len; if (gro_cells_receive(&macsec->gro_cells, skb) == NET_RX_SUCCESS) count_rx(dev, len); @@ -1055,6 +1084,7 @@ static void handle_not_macsec(struct sk_buff *skb) u64_stats_update_begin(&secy_stats->syncp); secy_stats->stats.InPktsNoTag++; u64_stats_update_end(&secy_stats->syncp); + DEV_STATS_INC(macsec->secy.netdev, rx_dropped); continue; } @@ -1165,6 +1195,7 @@ static rx_handler_result_t macsec_handle_frame(struct sk_buff **pskb) u64_stats_update_begin(&secy_stats->syncp); secy_stats->stats.InPktsBadTag++; u64_stats_update_end(&secy_stats->syncp); + DEV_STATS_INC(secy->netdev, rx_errors); goto drop_nosa; } @@ -1175,11 +1206,15 @@ static rx_handler_result_t macsec_handle_frame(struct sk_buff **pskb) /* If validateFrames is Strict or the C bit in the * SecTAG is set, discard */ + struct macsec_rx_sa *active_rx_sa = macsec_active_rxsa_get(rx_sc); if (hdr->tci_an & MACSEC_TCI_C || secy->validate_frames == MACSEC_VALIDATE_STRICT) { u64_stats_update_begin(&rxsc_stats->syncp); rxsc_stats->stats.InPktsNotUsingSA++; u64_stats_update_end(&rxsc_stats->syncp); + DEV_STATS_INC(secy->netdev, rx_errors); + if (active_rx_sa) + this_cpu_inc(active_rx_sa->stats->InPktsNotUsingSA); goto drop_nosa; } @@ -1189,6 +1224,8 @@ static rx_handler_result_t macsec_handle_frame(struct sk_buff **pskb) u64_stats_update_begin(&rxsc_stats->syncp); rxsc_stats->stats.InPktsUnusedSA++; u64_stats_update_end(&rxsc_stats->syncp); + if (active_rx_sa) + this_cpu_inc(active_rx_sa->stats->InPktsUnusedSA); goto deliver; } @@ -1206,6 +1243,7 @@ static rx_handler_result_t macsec_handle_frame(struct sk_buff **pskb) u64_stats_update_begin(&rxsc_stats->syncp); rxsc_stats->stats.InPktsLate++; u64_stats_update_end(&rxsc_stats->syncp); + DEV_STATS_INC(macsec->secy.netdev, rx_dropped); goto drop; } } @@ -1234,6 +1272,7 @@ static rx_handler_result_t macsec_handle_frame(struct sk_buff **pskb) deliver: macsec_finalize_skb(skb, secy->icv_len, macsec_extra_len(macsec_skb_cb(skb)->has_sci)); + len = skb->len; macsec_reset_skb(skb, secy->netdev); if (rx_sa) @@ -1241,12 +1280,11 @@ deliver: macsec_rxsc_put(rx_sc); skb_orphan(skb); - len = skb->len; ret = gro_cells_receive(&macsec->gro_cells, skb); if (ret == NET_RX_SUCCESS) count_rx(dev, len); else - macsec->secy.netdev->stats.rx_dropped++; + DEV_STATS_INC(macsec->secy.netdev, rx_dropped); rcu_read_unlock(); @@ -1283,6 +1321,7 @@ nosci: u64_stats_update_begin(&secy_stats->syncp); secy_stats->stats.InPktsNoSCI++; u64_stats_update_end(&secy_stats->syncp); + DEV_STATS_INC(macsec->secy.netdev, rx_errors); continue; } @@ -1301,7 +1340,7 @@ nosci: secy_stats->stats.InPktsUnknownSCI++; u64_stats_update_end(&secy_stats->syncp); } else { - macsec->secy.netdev->stats.rx_dropped++; + DEV_STATS_INC(macsec->secy.netdev, rx_dropped); } } @@ -1315,8 +1354,7 @@ static struct crypto_aead *macsec_alloc_tfm(char *key, int key_len, int icv_len) struct crypto_aead *tfm; int ret; - /* Pick a sync gcm(aes) cipher to ensure order is preserved. */ - tfm = crypto_alloc_aead("gcm(aes)", 0, CRYPTO_ALG_ASYNC); + tfm = crypto_alloc_aead("gcm(aes)", 0, 0); if (IS_ERR(tfm)) return tfm; @@ -2734,21 +2772,21 @@ static netdev_tx_t macsec_start_xmit(struct sk_buff *skb, if (!secy->operational) { kfree_skb(skb); - dev->stats.tx_dropped++; + DEV_STATS_INC(dev, tx_dropped); return NETDEV_TX_OK; } + len = skb->len; skb = macsec_encrypt(skb, dev); if (IS_ERR(skb)) { if (PTR_ERR(skb) != -EINPROGRESS) - dev->stats.tx_dropped++; + DEV_STATS_INC(dev, tx_dropped); return NETDEV_TX_OK; } macsec_count_tx(skb, &macsec->secy.tx_sc, macsec_skb_cb(skb)->tx_sa); macsec_encrypt_finish(skb, dev); - len = skb->len; ret = dev_queue_xmit(skb); count_tx(dev, ret, len); return ret; @@ -2961,8 +2999,9 @@ static void macsec_get_stats64(struct net_device *dev, s->tx_bytes += tmp.tx_bytes; } - s->rx_dropped = dev->stats.rx_dropped; - s->tx_dropped = dev->stats.tx_dropped; + s->rx_dropped = DEV_STATS_READ(dev, rx_dropped); + s->tx_dropped = DEV_STATS_READ(dev, tx_dropped); + s->rx_errors = DEV_STATS_READ(dev, rx_errors); } static int macsec_get_iflink(const struct net_device *dev) @@ -3259,6 +3298,15 @@ static int macsec_newlink(struct net *net, struct net_device *dev, macsec->real_dev = real_dev; + /* send_sci must be set to true when transmit sci explicitly is set */ + if ((data && data[IFLA_MACSEC_SCI]) && + (data && data[IFLA_MACSEC_INC_SCI])) { + u8 send_sci = !!nla_get_u8(data[IFLA_MACSEC_INC_SCI]); + + if (!send_sci) + return -EINVAL; + } + if (data && data[IFLA_MACSEC_ICV_LEN]) icv_len = nla_get_u8(data[IFLA_MACSEC_ICV_LEN]); mtu = real_dev->mtu - icv_len - macsec_extra_len(true); diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index e226a96da3a3..29d5fd46c09a 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -769,7 +769,7 @@ static void macvlan_change_rx_flags(struct net_device *dev, int change) if (dev->flags & IFF_UP) { if (change & IFF_ALLMULTI) dev_set_allmulti(lowerdev, dev->flags & IFF_ALLMULTI ? 1 : -1); - if (change & IFF_PROMISC) + if (!macvlan_passthru(vlan->port) && change & IFF_PROMISC) dev_set_promiscuity(lowerdev, dev->flags & IFF_PROMISC ? 1 : -1); @@ -1137,7 +1137,7 @@ void macvlan_common_setup(struct net_device *dev) { ether_setup(dev); - dev->min_mtu = 0; + /* ether_setup() has set dev->min_mtu to ETH_MIN_MTU. */ dev->max_mtu = ETH_MAX_MTU; dev->priv_flags &= ~IFF_TX_SKB_SHARING; netif_keep_dst(dev); @@ -1471,8 +1471,10 @@ destroy_macvlan_port: /* the macvlan port may be freed by macvlan_uninit when fail to register. * so we destroy the macvlan port only when it's valid. */ - if (create && macvlan_port_get_rtnl(lowerdev)) + if (create && macvlan_port_get_rtnl(lowerdev)) { + macvlan_flush_sources(port, vlan); macvlan_port_destroy(port->dev); + } return err; } EXPORT_SYMBOL_GPL(macvlan_common_newlink); diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c index 9a10029caf83..085f1648a8a6 100644 --- a/drivers/net/macvtap.c +++ b/drivers/net/macvtap.c @@ -132,11 +132,17 @@ static void macvtap_setup(struct net_device *dev) dev->tx_queue_len = TUN_READQ_SIZE; } +static struct net *macvtap_link_net(const struct net_device *dev) +{ + return dev_net(macvlan_dev_real_dev(dev)); +} + static struct rtnl_link_ops macvtap_link_ops __read_mostly = { .kind = "macvtap", .setup = macvtap_setup, .newlink = macvtap_newlink, .dellink = macvtap_dellink, + .get_link_net = macvtap_link_net, .priv_size = sizeof(struct macvtap_dev), }; diff --git a/drivers/net/netdevsim/bpf.c b/drivers/net/netdevsim/bpf.c index 81444208b216..ca9042ddb6d7 100644 --- a/drivers/net/netdevsim/bpf.c +++ b/drivers/net/netdevsim/bpf.c @@ -330,10 +330,12 @@ nsim_map_alloc_elem(struct bpf_offloaded_map *offmap, unsigned int idx) { struct nsim_bpf_bound_map *nmap = offmap->dev_priv; - nmap->entry[idx].key = kmalloc(offmap->map.key_size, GFP_USER); + nmap->entry[idx].key = kmalloc(offmap->map.key_size, + GFP_KERNEL_ACCOUNT | __GFP_NOWARN); if (!nmap->entry[idx].key) return -ENOMEM; - nmap->entry[idx].value = kmalloc(offmap->map.value_size, GFP_USER); + nmap->entry[idx].value = kmalloc(offmap->map.value_size, + GFP_KERNEL_ACCOUNT | __GFP_NOWARN); if (!nmap->entry[idx].value) { kfree(nmap->entry[idx].key); nmap->entry[idx].key = NULL; @@ -475,7 +477,7 @@ nsim_bpf_map_alloc(struct netdevsim *ns, struct bpf_offloaded_map *offmap) if (offmap->map.map_flags) return -EINVAL; - nmap = kzalloc(sizeof(*nmap), GFP_USER); + nmap = kzalloc(sizeof(*nmap), GFP_KERNEL_ACCOUNT); if (!nmap) return -ENOMEM; @@ -493,6 +495,7 @@ nsim_bpf_map_alloc(struct netdevsim *ns, struct bpf_offloaded_map *offmap) goto err_free; key = nmap->entry[i].key; *key = i; + memset(nmap->entry[i].value, 0, offmap->map.value_size); } } diff --git a/drivers/net/ntb_netdev.c b/drivers/net/ntb_netdev.c index df8d49ad48c3..ca0053775d3f 100644 --- a/drivers/net/ntb_netdev.c +++ b/drivers/net/ntb_netdev.c @@ -140,7 +140,7 @@ static void ntb_netdev_rx_handler(struct ntb_transport_qp *qp, void *qp_data, enqueue_again: rc = ntb_transport_rx_enqueue(qp, skb, skb->data, ndev->mtu + ETH_HLEN); if (rc) { - dev_kfree_skb(skb); + dev_kfree_skb_any(skb); ndev->stats.rx_errors++; ndev->stats.rx_fifo_errors++; } @@ -195,7 +195,7 @@ static void ntb_netdev_tx_handler(struct ntb_transport_qp *qp, void *qp_data, ndev->stats.tx_aborted_errors++; } - dev_kfree_skb(skb); + dev_kfree_skb_any(skb); if (ntb_transport_tx_free_entry(dev->qp) >= tx_start) { /* Make sure anybody stopping the queue after this sees the new @@ -506,7 +506,14 @@ static int __init ntb_netdev_init_module(void) rc = ntb_transport_register_client_dev(KBUILD_MODNAME); if (rc) return rc; - return ntb_transport_register_client(&ntb_netdev_client); + + rc = ntb_transport_register_client(&ntb_netdev_client); + if (rc) { + ntb_transport_unregister_client_dev(KBUILD_MODNAME); + return rc; + } + + return 0; } module_init(ntb_netdev_init_module); diff --git a/drivers/net/phy/bcm-phy-lib.c b/drivers/net/phy/bcm-phy-lib.c index e10e7b54ec4b..7e5892597533 100644 --- a/drivers/net/phy/bcm-phy-lib.c +++ b/drivers/net/phy/bcm-phy-lib.c @@ -198,7 +198,7 @@ EXPORT_SYMBOL_GPL(bcm_phy_enable_apd); int bcm_phy_set_eee(struct phy_device *phydev, bool enable) { - int val; + int val, mask = 0; /* Enable EEE at PHY level */ val = phy_read_mmd(phydev, MDIO_MMD_AN, BRCM_CL45VEN_EEE_CONTROL); @@ -217,10 +217,15 @@ int bcm_phy_set_eee(struct phy_device *phydev, bool enable) if (val < 0) return val; + if (phydev->supported & SUPPORTED_1000baseT_Full) + mask |= MDIO_EEE_1000T; + if (phydev->supported & SUPPORTED_100baseT_Full) + mask |= MDIO_EEE_100TX; + if (enable) - val |= (MDIO_EEE_100TX | MDIO_EEE_1000T); + val |= mask; else - val &= ~(MDIO_EEE_100TX | MDIO_EEE_1000T); + val &= ~mask; phy_write_mmd(phydev, MDIO_MMD_AN, BCM_CL45VEN_EEE_ADV, (u32)val); diff --git a/drivers/net/phy/bcm7xxx.c b/drivers/net/phy/bcm7xxx.c index acaf072bb4b0..35dc4ca696d3 100644 --- a/drivers/net/phy/bcm7xxx.c +++ b/drivers/net/phy/bcm7xxx.c @@ -30,7 +30,12 @@ #define MII_BCM7XXX_SHD_2_ADDR_CTRL 0xe #define MII_BCM7XXX_SHD_2_CTRL_STAT 0xf #define MII_BCM7XXX_SHD_2_BIAS_TRIM 0x1a +#define MII_BCM7XXX_SHD_3_PCS_CTRL 0x0 +#define MII_BCM7XXX_SHD_3_PCS_STATUS 0x1 +#define MII_BCM7XXX_SHD_3_EEE_CAP 0x2 #define MII_BCM7XXX_SHD_3_AN_EEE_ADV 0x3 +#define MII_BCM7XXX_SHD_3_EEE_LP 0x4 +#define MII_BCM7XXX_SHD_3_EEE_WK_ERR 0x5 #define MII_BCM7XXX_SHD_3_PCS_CTRL_2 0x6 #define MII_BCM7XXX_PCS_CTRL_2_DEF 0x4400 #define MII_BCM7XXX_SHD_3_AN_STAT 0xb @@ -463,6 +468,93 @@ static int bcm7xxx_28nm_ephy_config_init(struct phy_device *phydev) return bcm7xxx_28nm_ephy_apd_enable(phydev); } +#define MII_BCM7XXX_REG_INVALID 0xff + +static u8 bcm7xxx_28nm_ephy_regnum_to_shd(u16 regnum) +{ + switch (regnum) { + case MDIO_CTRL1: + return MII_BCM7XXX_SHD_3_PCS_CTRL; + case MDIO_STAT1: + return MII_BCM7XXX_SHD_3_PCS_STATUS; + case MDIO_PCS_EEE_ABLE: + return MII_BCM7XXX_SHD_3_EEE_CAP; + case MDIO_AN_EEE_ADV: + return MII_BCM7XXX_SHD_3_AN_EEE_ADV; + case MDIO_AN_EEE_LPABLE: + return MII_BCM7XXX_SHD_3_EEE_LP; + case MDIO_PCS_EEE_WK_ERR: + return MII_BCM7XXX_SHD_3_EEE_WK_ERR; + default: + return MII_BCM7XXX_REG_INVALID; + } +} + +static bool bcm7xxx_28nm_ephy_dev_valid(int devnum) +{ + return devnum == MDIO_MMD_AN || devnum == MDIO_MMD_PCS; +} + +static int bcm7xxx_28nm_ephy_read_mmd(struct phy_device *phydev, + int devnum, u16 regnum) +{ + u8 shd = bcm7xxx_28nm_ephy_regnum_to_shd(regnum); + int ret; + + if (!bcm7xxx_28nm_ephy_dev_valid(devnum) || + shd == MII_BCM7XXX_REG_INVALID) + return -EOPNOTSUPP; + + /* set shadow mode 2 */ + ret = phy_set_clr_bits(phydev, MII_BCM7XXX_TEST, + MII_BCM7XXX_SHD_MODE_2, 0); + if (ret < 0) + return ret; + + /* Access the desired shadow register address */ + ret = phy_write(phydev, MII_BCM7XXX_SHD_2_ADDR_CTRL, shd); + if (ret < 0) + goto reset_shadow_mode; + + ret = phy_read(phydev, MII_BCM7XXX_SHD_2_CTRL_STAT); + +reset_shadow_mode: + /* reset shadow mode 2 */ + phy_set_clr_bits(phydev, MII_BCM7XXX_TEST, 0, + MII_BCM7XXX_SHD_MODE_2); + return ret; +} + +static int bcm7xxx_28nm_ephy_write_mmd(struct phy_device *phydev, + int devnum, u16 regnum, u16 val) +{ + u8 shd = bcm7xxx_28nm_ephy_regnum_to_shd(regnum); + int ret; + + if (!bcm7xxx_28nm_ephy_dev_valid(devnum) || + shd == MII_BCM7XXX_REG_INVALID) + return -EOPNOTSUPP; + + /* set shadow mode 2 */ + ret = phy_set_clr_bits(phydev, MII_BCM7XXX_TEST, + MII_BCM7XXX_SHD_MODE_2, 0); + if (ret < 0) + return ret; + + /* Access the desired shadow register address */ + ret = phy_write(phydev, MII_BCM7XXX_SHD_2_ADDR_CTRL, shd); + if (ret < 0) + goto reset_shadow_mode; + + /* Write the desired value in the shadow register */ + phy_write(phydev, MII_BCM7XXX_SHD_2_CTRL_STAT, val); + +reset_shadow_mode: + /* reset shadow mode 2 */ + return phy_set_clr_bits(phydev, MII_BCM7XXX_TEST, 0, + MII_BCM7XXX_SHD_MODE_2); +} + static int bcm7xxx_28nm_ephy_resume(struct phy_device *phydev) { int ret; @@ -634,6 +726,8 @@ static int bcm7xxx_28nm_probe(struct phy_device *phydev) .get_strings = bcm_phy_get_strings, \ .get_stats = bcm7xxx_28nm_get_phy_stats, \ .probe = bcm7xxx_28nm_probe, \ + .read_mmd = bcm7xxx_28nm_ephy_read_mmd, \ + .write_mmd = bcm7xxx_28nm_ephy_write_mmd, \ } #define BCM7XXX_40NM_EPHY(_oui, _name) \ diff --git a/drivers/net/phy/broadcom.c b/drivers/net/phy/broadcom.c index e86ea105c802..49fb62d02a76 100644 --- a/drivers/net/phy/broadcom.c +++ b/drivers/net/phy/broadcom.c @@ -15,6 +15,7 @@ */ #include "bcm-phy-lib.h" +#include <linux/delay.h> #include <linux/module.h> #include <linux/phy.h> #include <linux/brcmphy.h> @@ -420,6 +421,17 @@ static int bcm5482_read_status(struct phy_device *phydev) return err; } +static int bcm54810_read_mmd(struct phy_device *phydev, int devnum, u16 regnum) +{ + return -EOPNOTSUPP; +} + +static int bcm54810_write_mmd(struct phy_device *phydev, int devnum, u16 regnum, + u16 val) +{ + return -EOPNOTSUPP; +} + static int bcm5481_config_aneg(struct phy_device *phydev) { struct device_node *np = phydev->mdio.dev.of_node; @@ -462,6 +474,26 @@ static int brcm_fet_config_init(struct phy_device *phydev) if (err < 0) return err; + /* The datasheet indicates the PHY needs up to 1us to complete a reset, + * build some slack here. + */ + usleep_range(1000, 2000); + + /* The PHY requires 65 MDC clock cycles to complete a write operation + * and turnaround the line properly. + * + * We ignore -EIO here as the MDIO controller (e.g.: mdio-bcm-unimac) + * may flag the lack of turn-around as a read failure. This is + * particularly true with this combination since the MDIO controller + * only used 64 MDC cycles. This is not a critical failure in this + * specific case and it has no functional impact otherwise, so we let + * that one go through. If there is a genuine bus error, the next read + * of MII_BRCM_FET_INTREG will error out. + */ + err = phy_read(phydev, MII_BMCR); + if (err < 0 && err != -EIO) + return err; + reg = phy_read(phydev, MII_BRCM_FET_INTREG); if (reg < 0) return reg; @@ -663,6 +695,8 @@ static struct phy_driver broadcom_drivers[] = { .name = "Broadcom BCM54810", .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, + .read_mmd = bcm54810_read_mmd, + .write_mmd = bcm54810_write_mmd, .config_init = bcm54xx_config_init, .config_aneg = bcm5481_config_aneg, .ack_interrupt = bcm_phy_ack_intr, diff --git a/drivers/net/phy/dp83640_reg.h b/drivers/net/phy/dp83640_reg.h index 21aa24c741b9..daae7fa58fb8 100644 --- a/drivers/net/phy/dp83640_reg.h +++ b/drivers/net/phy/dp83640_reg.h @@ -5,7 +5,7 @@ #ifndef HAVE_DP83640_REGISTERS #define HAVE_DP83640_REGISTERS -#define PAGE0 0x0000 +/* #define PAGE0 0x0000 */ #define PHYCR2 0x001c /* PHY Control Register 2 */ #define PAGE4 0x0004 diff --git a/drivers/net/phy/dp83822.c b/drivers/net/phy/dp83822.c index 6e8a2a4f3a6e..3738beb0fb40 100644 --- a/drivers/net/phy/dp83822.c +++ b/drivers/net/phy/dp83822.c @@ -203,9 +203,7 @@ static int dp83822_config_intr(struct phy_device *phydev) if (misr_status < 0) return misr_status; - misr_status |= (DP83822_RX_ERR_HF_INT_EN | - DP83822_FALSE_CARRIER_HF_INT_EN | - DP83822_ANEG_COMPLETE_INT_EN | + misr_status |= (DP83822_ANEG_COMPLETE_INT_EN | DP83822_DUP_MODE_CHANGE_INT_EN | DP83822_SPEED_CHANGED_INT_EN | DP83822_LINK_STAT_INT_EN | @@ -244,7 +242,7 @@ static int dp83822_config_intr(struct phy_device *phydev) if (err < 0) return err; - err = phy_write(phydev, MII_DP83822_MISR1, 0); + err = phy_write(phydev, MII_DP83822_MISR2, 0); if (err < 0) return err; diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c index bb6107f3b947..418b28b4267d 100644 --- a/drivers/net/phy/marvell.c +++ b/drivers/net/phy/marvell.c @@ -899,16 +899,15 @@ static int m88e1118_config_aneg(struct phy_device *phydev) { int err; - err = genphy_soft_reset(phydev); + err = marvell_set_polarity(phydev, phydev->mdix_ctrl); if (err < 0) return err; - err = marvell_set_polarity(phydev, phydev->mdix_ctrl); + err = genphy_config_aneg(phydev); if (err < 0) return err; - err = genphy_config_aneg(phydev); - return 0; + return genphy_soft_reset(phydev); } static int m88e1118_config_init(struct phy_device *phydev) @@ -930,6 +929,12 @@ static int m88e1118_config_init(struct phy_device *phydev) if (err < 0) return err; + if (phy_interface_is_rgmii(phydev)) { + err = m88e1121_config_aneg_rgmii_delays(phydev); + if (err < 0) + return err; + } + /* Adjust LED Control */ if (phydev->dev_flags & MARVELL_PHY_M1118_DNS323_LEDS) err = phy_write(phydev, 0x10, 0x1100); @@ -2329,9 +2334,30 @@ static struct phy_driver marvell_drivers[] = { .get_stats = marvell_get_stats, }, { - .phy_id = MARVELL_PHY_ID_88E6390, + .phy_id = MARVELL_PHY_ID_88E6341_FAMILY, + .phy_id_mask = MARVELL_PHY_ID_MASK, + .name = "Marvell 88E6341 Family", + .features = PHY_GBIT_FEATURES, + .flags = PHY_HAS_INTERRUPT, + .probe = m88e1510_probe, + .config_init = &marvell_config_init, + .config_aneg = &m88e6390_config_aneg, + .read_status = &marvell_read_status, + .ack_interrupt = &marvell_ack_interrupt, + .config_intr = &marvell_config_intr, + .did_interrupt = &m88e1121_did_interrupt, + .resume = &genphy_resume, + .suspend = &genphy_suspend, + .read_page = marvell_read_page, + .write_page = marvell_write_page, + .get_sset_count = marvell_get_sset_count, + .get_strings = marvell_get_strings, + .get_stats = marvell_get_stats, + }, + { + .phy_id = MARVELL_PHY_ID_88E6390_FAMILY, .phy_id_mask = MARVELL_PHY_ID_MASK, - .name = "Marvell 88E6390", + .name = "Marvell 88E6390 Family", .features = PHY_GBIT_FEATURES, .flags = PHY_HAS_INTERRUPT, .probe = m88e6390_probe, @@ -2368,7 +2394,8 @@ static struct mdio_device_id __maybe_unused marvell_tbl[] = { { MARVELL_PHY_ID_88E1540, MARVELL_PHY_ID_MASK }, { MARVELL_PHY_ID_88E1545, MARVELL_PHY_ID_MASK }, { MARVELL_PHY_ID_88E3016, MARVELL_PHY_ID_MASK }, - { MARVELL_PHY_ID_88E6390, MARVELL_PHY_ID_MASK }, + { MARVELL_PHY_ID_88E6341_FAMILY, MARVELL_PHY_ID_MASK }, + { MARVELL_PHY_ID_88E6390_FAMILY, MARVELL_PHY_ID_MASK }, { } }; diff --git a/drivers/net/phy/mdio-mux.c b/drivers/net/phy/mdio-mux.c index 0a86f1e4c02f..c16f875ed9ea 100644 --- a/drivers/net/phy/mdio-mux.c +++ b/drivers/net/phy/mdio-mux.c @@ -85,6 +85,17 @@ out: static int parent_count; +static void mdio_mux_uninit_children(struct mdio_mux_parent_bus *pb) +{ + struct mdio_mux_child_bus *cb = pb->children; + + while (cb) { + mdiobus_unregister(cb->mii_bus); + mdiobus_free(cb->mii_bus); + cb = cb->next; + } +} + int mdio_mux_init(struct device *dev, struct device_node *mux_node, int (*switch_fn)(int cur, int desired, void *data), @@ -147,7 +158,7 @@ int mdio_mux_init(struct device *dev, cb = devm_kzalloc(dev, sizeof(*cb), GFP_KERNEL); if (!cb) { ret_val = -ENOMEM; - continue; + goto err_loop; } cb->bus_number = v; cb->parent = pb; @@ -155,8 +166,7 @@ int mdio_mux_init(struct device *dev, cb->mii_bus = mdiobus_alloc(); if (!cb->mii_bus) { ret_val = -ENOMEM; - devm_kfree(dev, cb); - continue; + goto err_loop; } cb->mii_bus->priv = cb; @@ -168,11 +178,15 @@ int mdio_mux_init(struct device *dev, cb->mii_bus->write = mdio_mux_write; r = of_mdiobus_register(cb->mii_bus, child_bus_node); if (r) { + mdiobus_free(cb->mii_bus); + if (r == -EPROBE_DEFER) { + ret_val = r; + goto err_loop; + } + devm_kfree(dev, cb); dev_err(dev, "Error: Failed to register MDIO bus for child %pOF\n", child_bus_node); - mdiobus_free(cb->mii_bus); - devm_kfree(dev, cb); } else { cb->next = pb->children; pb->children = cb; @@ -185,6 +199,10 @@ int mdio_mux_init(struct device *dev, dev_err(dev, "Error: No acceptable child buses found\n"); devm_kfree(dev, pb); + +err_loop: + mdio_mux_uninit_children(pb); + of_node_put(child_bus_node); err_pb_kz: put_device(&parent_bus->dev); err_parent_bus: @@ -196,14 +214,8 @@ EXPORT_SYMBOL_GPL(mdio_mux_init); void mdio_mux_uninit(void *mux_handle) { struct mdio_mux_parent_bus *pb = mux_handle; - struct mdio_mux_child_bus *cb = pb->children; - - while (cb) { - mdiobus_unregister(cb->mii_bus); - mdiobus_free(cb->mii_bus); - cb = cb->next; - } + mdio_mux_uninit_children(pb); put_device(&pb->mii_bus->dev); } EXPORT_SYMBOL_GPL(mdio_mux_uninit); diff --git a/drivers/net/phy/mdio-octeon.c b/drivers/net/phy/mdio-octeon.c index ab6914f8bd50..1da104150f44 100644 --- a/drivers/net/phy/mdio-octeon.c +++ b/drivers/net/phy/mdio-octeon.c @@ -75,7 +75,6 @@ static int octeon_mdiobus_probe(struct platform_device *pdev) return 0; fail_register: - mdiobus_free(bus->mii_bus); smi_en.u64 = 0; oct_mdio_writeq(smi_en.u64, bus->register_base + SMI_EN); return err; @@ -89,7 +88,6 @@ static int octeon_mdiobus_remove(struct platform_device *pdev) bus = platform_get_drvdata(pdev); mdiobus_unregister(bus->mii_bus); - mdiobus_free(bus->mii_bus); smi_en.u64 = 0; oct_mdio_writeq(smi_en.u64, bus->register_base + SMI_EN); return 0; diff --git a/drivers/net/phy/mdio-thunder.c b/drivers/net/phy/mdio-thunder.c index 564616968cad..959bf342133a 100644 --- a/drivers/net/phy/mdio-thunder.c +++ b/drivers/net/phy/mdio-thunder.c @@ -107,6 +107,7 @@ static int thunder_mdiobus_pci_probe(struct pci_dev *pdev, if (i >= ARRAY_SIZE(nexus->buses)) break; } + fwnode_handle_put(fwn); return 0; err_release_regions: @@ -129,7 +130,6 @@ static void thunder_mdiobus_pci_remove(struct pci_dev *pdev) continue; mdiobus_unregister(bus->mii_bus); - mdiobus_free(bus->mii_bus); oct_mdio_writeq(0, bus->register_base + SMI_EN); } pci_set_drvdata(pdev, NULL); diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c index 5c89a310359d..550806351049 100644 --- a/drivers/net/phy/mdio_bus.c +++ b/drivers/net/phy/mdio_bus.c @@ -103,7 +103,12 @@ EXPORT_SYMBOL(mdiobus_unregister_device); struct phy_device *mdiobus_get_phy(struct mii_bus *bus, int addr) { - struct mdio_device *mdiodev = bus->mdio_map[addr]; + struct mdio_device *mdiodev; + + if (addr < 0 || addr >= ARRAY_SIZE(bus->mdio_map)) + return NULL; + + mdiodev = bus->mdio_map[addr]; if (!mdiodev) return NULL; @@ -378,6 +383,13 @@ int __mdiobus_register(struct mii_bus *bus, struct module *owner) bus->dev.groups = NULL; dev_set_name(&bus->dev, "%s", bus->id); + /* We need to set state to MDIOBUS_UNREGISTERED to correctly release + * the device in mdiobus_free() + * + * State will be updated later in this function in case of success + */ + bus->state = MDIOBUS_UNREGISTERED; + err = device_register(&bus->dev); if (err) { pr_err("mii_bus %s failed to register\n", bus->id); @@ -405,7 +417,7 @@ int __mdiobus_register(struct mii_bus *bus, struct module *owner) bus->reset(bus); for (i = 0; i < PHY_MAX_ADDR; i++) { - if ((bus->phy_mask & (1 << i)) == 0) { + if ((bus->phy_mask & BIT(i)) == 0) { struct phy_device *phydev; phydev = mdiobus_scan(bus, i); @@ -419,7 +431,7 @@ int __mdiobus_register(struct mii_bus *bus, struct module *owner) mdiobus_setup_mdiodev_from_board_info(bus, mdiobus_create_device); bus->state = MDIOBUS_REGISTERED; - pr_info("%s: probed\n", bus->name); + dev_dbg(&bus->dev, "probed\n"); return 0; error: @@ -446,7 +458,8 @@ void mdiobus_unregister(struct mii_bus *bus) struct mdio_device *mdiodev; int i; - BUG_ON(bus->state != MDIOBUS_REGISTERED); + if (WARN_ON_ONCE(bus->state != MDIOBUS_REGISTERED)) + return; bus->state = MDIOBUS_UNREGISTERED; for (i = 0; i < PHY_MAX_ADDR; i++) { @@ -738,7 +751,6 @@ int __init mdio_bus_init(void) return ret; } -EXPORT_SYMBOL_GPL(mdio_bus_init); #if IS_ENABLED(CONFIG_PHYLIB) void mdio_bus_exit(void) diff --git a/drivers/net/phy/mdio_device.c b/drivers/net/phy/mdio_device.c index c924700cf37b..922f0f8973b6 100644 --- a/drivers/net/phy/mdio_device.c +++ b/drivers/net/phy/mdio_device.c @@ -176,6 +176,16 @@ static int mdio_remove(struct device *dev) return 0; } +static void mdio_shutdown(struct device *dev) +{ + struct mdio_device *mdiodev = to_mdio_device(dev); + struct device_driver *drv = mdiodev->dev.driver; + struct mdio_driver *mdiodrv = to_mdio_driver(drv); + + if (mdiodrv->shutdown) + mdiodrv->shutdown(mdiodev); +} + /** * mdio_driver_register - register an mdio_driver with the MDIO layer * @new_driver: new mdio_driver to register @@ -190,6 +200,7 @@ int mdio_driver_register(struct mdio_driver *drv) mdiodrv->driver.bus = &mdio_bus_type; mdiodrv->driver.probe = mdio_probe; mdiodrv->driver.remove = mdio_remove; + mdiodrv->driver.shutdown = mdio_shutdown; retval = driver_register(&mdiodrv->driver); if (retval) { diff --git a/drivers/net/phy/meson-gxl.c b/drivers/net/phy/meson-gxl.c index 7ceebbc4bcc2..75546829b86b 100644 --- a/drivers/net/phy/meson-gxl.c +++ b/drivers/net/phy/meson-gxl.c @@ -246,11 +246,26 @@ static struct phy_driver meson_gxl_phy[] = { .config_intr = meson_gxl_config_intr, .suspend = genphy_suspend, .resume = genphy_resume, + .read_mmd = genphy_read_mmd_unsupported, + .write_mmd = genphy_write_mmd_unsupported, + }, { + PHY_ID_MATCH_EXACT(0x01803301), + .name = "Meson G12A Internal PHY", + .features = PHY_BASIC_FEATURES, + .flags = PHY_IS_INTERNAL, + .soft_reset = genphy_soft_reset, + .ack_interrupt = meson_gxl_ack_interrupt, + .config_intr = meson_gxl_config_intr, + .suspend = genphy_suspend, + .resume = genphy_resume, + .read_mmd = genphy_read_mmd_unsupported, + .write_mmd = genphy_write_mmd_unsupported, }, }; static struct mdio_device_id __maybe_unused meson_gxl_tbl[] = { { 0x01814400, 0xfffffff0 }, + { PHY_ID_MATCH_VENDOR(0x01803301) }, { } }; diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c index 55caaaf969da..1d00a563892a 100644 --- a/drivers/net/phy/micrel.c +++ b/drivers/net/phy/micrel.c @@ -285,7 +285,7 @@ static int kszphy_config_reset(struct phy_device *phydev) } } - if (priv->led_mode >= 0) + if (priv->type && priv->led_mode >= 0) kszphy_setup_led(phydev, priv->type->led_mode_reg, priv->led_mode); return 0; @@ -301,10 +301,10 @@ static int kszphy_config_init(struct phy_device *phydev) type = priv->type; - if (type->has_broadcast_disable) + if (type && type->has_broadcast_disable) kszphy_broadcast_disable(phydev); - if (type->has_nand_tree_disable) + if (type && type->has_nand_tree_disable) kszphy_nand_tree_disable(phydev); return kszphy_config_reset(phydev); @@ -775,7 +775,7 @@ static int kszphy_probe(struct phy_device *phydev) priv->type = type; - if (type->led_mode_reg) { + if (type && type->led_mode_reg) { ret = of_property_read_u32(np, "micrel,led-mode", &priv->led_mode); if (ret) @@ -796,7 +796,8 @@ static int kszphy_probe(struct phy_device *phydev) unsigned long rate = clk_get_rate(clk); bool rmii_ref_clk_sel_25_mhz; - priv->rmii_ref_clk_sel = type->has_rmii_ref_clk_sel; + if (type) + priv->rmii_ref_clk_sel = type->has_rmii_ref_clk_sel; rmii_ref_clk_sel_25_mhz = of_property_read_bool(np, "micrel,rmii-reference-clock-select-25-mhz"); @@ -880,8 +881,9 @@ static struct phy_driver ksphy_driver[] = { .get_sset_count = kszphy_get_sset_count, .get_strings = kszphy_get_strings, .get_stats = kszphy_get_stats, - .suspend = genphy_suspend, - .resume = genphy_resume, + /* No suspend/resume callbacks because of errata DS80000700A, + * receiver error following software power down. + */ }, { .phy_id = PHY_ID_KSZ8041RNLI, .phy_id_mask = MICREL_PHY_ID_MASK, diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c index cc454b8c032c..dd4bf4265a5e 100644 --- a/drivers/net/phy/phy.c +++ b/drivers/net/phy/phy.c @@ -335,7 +335,10 @@ int phy_ethtool_ksettings_set(struct phy_device *phydev, phydev->autoneg = autoneg; - phydev->speed = speed; + if (autoneg == AUTONEG_DISABLE) { + phydev->speed = speed; + phydev->duplex = duplex; + } phydev->advertising = advertising; @@ -344,8 +347,6 @@ int phy_ethtool_ksettings_set(struct phy_device *phydev, else phydev->advertising &= ~ADVERTISED_Autoneg; - phydev->duplex = duplex; - phydev->mdix_ctrl = cmd->base.eth_tp_mdix_ctrl; /* Restart the PHY */ diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index b884b681d5c5..4d29865d97a4 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -1083,6 +1083,7 @@ error: error_module_put: module_put(d->driver->owner); + d->driver = NULL; error_put_device: put_device(d); if (ndev_owner != bus->owner) @@ -1166,6 +1167,9 @@ void phy_detach(struct phy_device *phydev) phydev->mdio.dev.driver == &genphy_driver.mdiodrv.driver) device_release_driver(&phydev->mdio.dev); + /* Assert the reset signal */ + phy_device_reset(phydev, 1); + /* * The phydev might go away on the put_device() below, so avoid * a use-after-free bug by reading the underlying bus first. @@ -1175,9 +1179,6 @@ void phy_detach(struct phy_device *phydev) put_device(&phydev->mdio.dev); if (ndev_owner != bus->owner) module_put(bus->owner); - - /* Assert the reset signal */ - phy_device_reset(phydev, 1); } EXPORT_SYMBOL(phy_detach); diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c index 723611ac9102..e0e175c691d4 100644 --- a/drivers/net/phy/phylink.c +++ b/drivers/net/phy/phylink.c @@ -554,6 +554,11 @@ static int phylink_register_sfp(struct phylink *pl, return ret; } + if (!fwnode_device_is_available(ref.fwnode)) { + fwnode_handle_put(ref.fwnode); + return 0; + } + pl->sfp_bus = sfp_register_upstream(ref.fwnode, pl->netdev, pl, &sfp_phylink_ops); if (!pl->sfp_bus) @@ -1259,7 +1264,7 @@ int phylink_ethtool_set_pauseparam(struct phylink *pl, return -EOPNOTSUPP; if (!phylink_test(pl->supported, Asym_Pause) && - !pause->autoneg && pause->rx_pause != pause->tx_pause) + pause->rx_pause != pause->tx_pause) return -EINVAL; config->pause &= ~(MLO_PAUSE_AN | MLO_PAUSE_TXRX_MASK); diff --git a/drivers/net/phy/sfp.c b/drivers/net/phy/sfp.c index 998d08ae7431..e7af73ad8a44 100644 --- a/drivers/net/phy/sfp.c +++ b/drivers/net/phy/sfp.c @@ -113,7 +113,7 @@ static const char * const sm_state_strings[] = { [SFP_S_LINK_UP] = "link_up", [SFP_S_TX_FAULT] = "tx_fault", [SFP_S_REINIT] = "reinit", - [SFP_S_TX_DISABLE] = "rx_disable", + [SFP_S_TX_DISABLE] = "tx_disable", }; static const char *sm_state_to_str(unsigned short sm_state) @@ -1811,7 +1811,7 @@ static int sfp_probe(struct platform_device *pdev) platform_set_drvdata(pdev, sfp); - err = devm_add_action(sfp->dev, sfp_cleanup, sfp); + err = devm_add_action_or_reset(sfp->dev, sfp_cleanup, sfp); if (err < 0) return err; @@ -1886,7 +1886,8 @@ static int sfp_probe(struct platform_device *pdev) continue; irq = gpiod_to_irq(sfp->gpio[i]); - if (!irq) { + if (irq < 0) { + irq = 0; poll = true; continue; } diff --git a/drivers/net/phy/smsc.c b/drivers/net/phy/smsc.c index c328208388da..fd7c9f5ff99e 100644 --- a/drivers/net/phy/smsc.c +++ b/drivers/net/phy/smsc.c @@ -112,8 +112,11 @@ static int lan911x_config_init(struct phy_device *phydev) static int lan87xx_read_status(struct phy_device *phydev) { struct smsc_phy_priv *priv = phydev->priv; + int err; - int err = genphy_read_status(phydev); + err = genphy_read_status(phydev); + if (err) + return err; if (!phydev->link && priv->energy_enable) { int i; diff --git a/drivers/net/phy/xilinx_gmii2rgmii.c b/drivers/net/phy/xilinx_gmii2rgmii.c index bd6084e315de..f44dc80ed3e6 100644 --- a/drivers/net/phy/xilinx_gmii2rgmii.c +++ b/drivers/net/phy/xilinx_gmii2rgmii.c @@ -91,6 +91,7 @@ static int xgmiitorgmii_probe(struct mdio_device *mdiodev) if (!priv->phy_dev->drv) { dev_info(dev, "Attached phy not ready\n"); + put_device(&priv->phy_dev->mdio.dev); return -EPROBE_DEFER; } diff --git a/drivers/net/plip/plip.c b/drivers/net/plip/plip.c index feb92ecd1880..06d59e3af664 100644 --- a/drivers/net/plip/plip.c +++ b/drivers/net/plip/plip.c @@ -448,12 +448,12 @@ plip_bh_timeout_error(struct net_device *dev, struct net_local *nl, } rcv->state = PLIP_PK_DONE; if (rcv->skb) { - kfree_skb(rcv->skb); + dev_kfree_skb_irq(rcv->skb); rcv->skb = NULL; } snd->state = PLIP_PK_DONE; if (snd->skb) { - dev_kfree_skb(snd->skb); + dev_consume_skb_irq(snd->skb); snd->skb = NULL; } spin_unlock_irq(&nl->lock); diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c index 3e014ecffef8..220b28711f98 100644 --- a/drivers/net/ppp/ppp_generic.c +++ b/drivers/net/ppp/ppp_generic.c @@ -73,6 +73,8 @@ #define MPHDRLEN 6 /* multilink protocol header length */ #define MPHDRLEN_SSN 4 /* ditto with short sequence numbers */ +#define PPP_PROTO_LEN 2 + /* * An instance of /dev/ppp can be associated with either a ppp * interface unit or a ppp channel. In both cases, file->private_data @@ -287,7 +289,7 @@ static struct channel *ppp_find_channel(struct ppp_net *pn, int unit); static int ppp_connect_channel(struct channel *pch, int unit); static int ppp_disconnect_channel(struct channel *pch); static void ppp_destroy_channel(struct channel *pch); -static int unit_get(struct idr *p, void *ptr); +static int unit_get(struct idr *p, void *ptr, int min); static int unit_set(struct idr *p, void *ptr, int n); static void unit_put(struct idr *p, int n); static void *unit_find(struct idr *p, int n); @@ -502,6 +504,9 @@ static ssize_t ppp_write(struct file *file, const char __user *buf, if (!pf) return -ENXIO; + /* All PPP packets should start with the 2-byte protocol */ + if (count < PPP_PROTO_LEN) + return -EINVAL; ret = -ENOMEM; skb = alloc_skb(count + pf->hdrlen, GFP_KERNEL); if (!skb) @@ -963,9 +968,20 @@ static int ppp_unit_register(struct ppp *ppp, int unit, bool ifname_is_set) mutex_lock(&pn->all_ppp_mutex); if (unit < 0) { - ret = unit_get(&pn->units_idr, ppp); + ret = unit_get(&pn->units_idr, ppp, 0); if (ret < 0) goto err; + if (!ifname_is_set) { + while (1) { + snprintf(ppp->dev->name, IFNAMSIZ, "ppp%i", ret); + if (!__dev_get_by_name(ppp->ppp_net, ppp->dev->name)) + break; + unit_put(&pn->units_idr, ret); + ret = unit_get(&pn->units_idr, ppp, ret + 1); + if (ret < 0) + goto err; + } + } } else { /* Caller asked for a specific unit number. Fail with -EEXIST * if unavailable. For backward compatibility, return -EEXIST @@ -1114,7 +1130,7 @@ static int ppp_nl_newlink(struct net *src_net, struct net_device *dev, * the PPP unit identifer as suffix (i.e. ppp<unit_id>). This allows * userspace to infer the device name using to the PPPIOCGUNIT ioctl. */ - if (!tb[IFLA_IFNAME]) + if (!tb[IFLA_IFNAME] || !nla_len(tb[IFLA_IFNAME]) || !*(char *)nla_data(tb[IFLA_IFNAME])) conf.ifname_is_set = false; err = ppp_dev_configure(src_net, dev, &conf); @@ -1512,6 +1528,8 @@ ppp_send_frame(struct ppp *ppp, struct sk_buff *skb) int len; unsigned char *cp; + skb->dev = ppp->dev; + if (proto < 0x8000) { #ifdef CONFIG_PPP_FILTER /* check if we should pass this packet */ @@ -1539,7 +1557,7 @@ ppp_send_frame(struct ppp *ppp, struct sk_buff *skb) } ++ppp->stats64.tx_packets; - ppp->stats64.tx_bytes += skb->len - 2; + ppp->stats64.tx_bytes += skb->len - PPP_PROTO_LEN; switch (proto) { case PPP_IP: @@ -3252,9 +3270,9 @@ static int unit_set(struct idr *p, void *ptr, int n) } /* get new free unit number and associate pointer with it */ -static int unit_get(struct idr *p, void *ptr) +static int unit_get(struct idr *p, void *ptr, int min) { - return idr_alloc(p, ptr, 0, 0, GFP_KERNEL); + return idr_alloc(p, ptr, min, 0, GFP_KERNEL); } /* put unit number back to a pool */ diff --git a/drivers/net/ppp/ppp_synctty.c b/drivers/net/ppp/ppp_synctty.c index 047f6c68a441..7a1b903d3fb8 100644 --- a/drivers/net/ppp/ppp_synctty.c +++ b/drivers/net/ppp/ppp_synctty.c @@ -467,6 +467,10 @@ ppp_sync_ioctl(struct ppp_channel *chan, unsigned int cmd, unsigned long arg) case PPPIOCSMRU: if (get_user(val, (int __user *) argp)) break; + if (val > U16_MAX) { + err = -EINVAL; + break; + } if (val < PPP_MRU) val = PPP_MRU; ap->mru = val; @@ -702,7 +706,7 @@ ppp_sync_input(struct syncppp *ap, const unsigned char *buf, /* strip address/control field if present */ p = skb->data; - if (p[0] == PPP_ALLSTATIONS && p[1] == PPP_UI) { + if (skb->len >= 2 && p[0] == PPP_ALLSTATIONS && p[1] == PPP_UI) { /* chop off address/control */ if (skb->len < 3) goto err; diff --git a/drivers/net/slip/slip.c b/drivers/net/slip/slip.c index 5d864f812955..3ec8d16a4633 100644 --- a/drivers/net/slip/slip.c +++ b/drivers/net/slip/slip.c @@ -471,7 +471,7 @@ static void sl_tx_timeout(struct net_device *dev) spin_lock(&sl->lock); if (netif_queue_stopped(dev)) { - if (!netif_running(dev)) + if (!netif_running(dev) || !sl->tty) goto out; /* May be we must check transmitter timeout here ? diff --git a/drivers/net/sungem_phy.c b/drivers/net/sungem_phy.c index 63a8ff816e59..e556b00dfed2 100644 --- a/drivers/net/sungem_phy.c +++ b/drivers/net/sungem_phy.c @@ -453,6 +453,7 @@ static int bcm5421_init(struct mii_phy* phy) int can_low_power = 1; if (np == NULL || of_get_property(np, "no-autolowpower", NULL)) can_low_power = 0; + of_node_put(np); if (can_low_power) { /* Enable automatic low-power */ sungem_phy_write(phy, 0x1c, 0x9002); diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c index 3eb034a5a659..05c3e539cb0a 100644 --- a/drivers/net/team/team.c +++ b/drivers/net/team/team.c @@ -291,8 +291,10 @@ static int __team_options_register(struct team *team, return 0; inst_rollback: - for (i--; i >= 0; i--) + for (i--; i >= 0; i--) { __team_option_inst_del_option(team, dst_opts[i]); + list_del(&dst_opts[i]->list); + } i = option_count; alloc_rollback: @@ -998,7 +1000,8 @@ static void __team_compute_features(struct team *team) unsigned int dst_release_flag = IFF_XMIT_DST_RELEASE | IFF_XMIT_DST_RELEASE_PERM; - list_for_each_entry(port, &team->port_list, list) { + rcu_read_lock(); + list_for_each_entry_rcu(port, &team->port_list, list) { vlan_features = netdev_increment_features(vlan_features, port->dev->vlan_features, TEAM_VLAN_FEATURES); @@ -1012,6 +1015,7 @@ static void __team_compute_features(struct team *team) if (port->dev->hard_header_len > max_hard_header_len) max_hard_header_len = port->dev->hard_header_len; } + rcu_read_unlock(); team->dev->vlan_features = vlan_features; team->dev->hw_enc_features = enc_features | NETIF_F_GSO_ENCAP_ALL | @@ -1027,9 +1031,7 @@ static void __team_compute_features(struct team *team) static void team_compute_features(struct team *team) { - mutex_lock(&team->lock); __team_compute_features(team); - mutex_unlock(&team->lock); netdev_change_features(team->dev); } @@ -1280,10 +1282,12 @@ static int team_port_add(struct team *team, struct net_device *port_dev, } } - netif_addr_lock_bh(dev); - dev_uc_sync_multiple(port_dev, dev); - dev_mc_sync_multiple(port_dev, dev); - netif_addr_unlock_bh(dev); + if (dev->flags & IFF_UP) { + netif_addr_lock_bh(dev); + dev_uc_sync_multiple(port_dev, dev); + dev_mc_sync_multiple(port_dev, dev); + netif_addr_unlock_bh(dev); + } port->index = -1; list_add_tail_rcu(&port->list, &team->port_list); @@ -1354,8 +1358,10 @@ static int team_port_del(struct team *team, struct net_device *port_dev) netdev_rx_handler_unregister(port_dev); team_port_disable_netpoll(port); vlan_vids_del_by_dev(port_dev, dev); - dev_uc_unsync(port_dev, dev); - dev_mc_unsync(port_dev, dev); + if (dev->flags & IFF_UP) { + dev_uc_unsync(port_dev, dev); + dev_mc_unsync(port_dev, dev); + } dev_close(port_dev); team_port_leave(team, port); @@ -1703,6 +1709,14 @@ static int team_open(struct net_device *dev) static int team_close(struct net_device *dev) { + struct team *team = netdev_priv(dev); + struct team_port *port; + + list_for_each_entry(port, &team->port_list, list) { + dev_uc_unsync(port->dev, dev); + dev_mc_unsync(port->dev, dev); + } + return 0; } @@ -2083,7 +2097,12 @@ static const struct ethtool_ops team_ethtool_ops = { static void team_setup_by_port(struct net_device *dev, struct net_device *port_dev) { - dev->header_ops = port_dev->header_ops; + struct team *team = netdev_priv(dev); + + if (port_dev->type == ARPHRD_ETHER) + dev->header_ops = team->header_ops_cache; + else + dev->header_ops = port_dev->header_ops; dev->type = port_dev->type; dev->hard_header_len = port_dev->hard_header_len; dev->needed_headroom = port_dev->needed_headroom; @@ -2091,6 +2110,15 @@ static void team_setup_by_port(struct net_device *dev, dev->mtu = port_dev->mtu; memcpy(dev->broadcast, port_dev->broadcast, port_dev->addr_len); eth_hw_addr_inherit(dev, port_dev); + + if (port_dev->flags & IFF_POINTOPOINT) { + dev->flags &= ~(IFF_BROADCAST | IFF_MULTICAST); + dev->flags |= (IFF_POINTOPOINT | IFF_NOARP); + } else if ((port_dev->flags & (IFF_BROADCAST | IFF_MULTICAST)) == + (IFF_BROADCAST | IFF_MULTICAST)) { + dev->flags |= (IFF_BROADCAST | IFF_MULTICAST); + dev->flags &= ~(IFF_POINTOPOINT | IFF_NOARP); + } } static int team_dev_type_check_change(struct net_device *dev, @@ -2121,8 +2149,11 @@ static int team_dev_type_check_change(struct net_device *dev, static void team_setup(struct net_device *dev) { + struct team *team = netdev_priv(dev); + ether_setup(dev); dev->max_mtu = ETH_MAX_MTU; + team->header_ops_cache = dev->header_ops; dev->netdev_ops = &team_netdev_ops; dev->ethtool_ops = &team_ethtool_ops; @@ -2147,7 +2178,9 @@ static void team_setup(struct net_device *dev) dev->hw_features = TEAM_VLAN_FEATURES | NETIF_F_HW_VLAN_CTAG_RX | - NETIF_F_HW_VLAN_CTAG_FILTER; + NETIF_F_HW_VLAN_CTAG_FILTER | + NETIF_F_HW_VLAN_STAG_RX | + NETIF_F_HW_VLAN_STAG_FILTER; dev->hw_features |= NETIF_F_GSO_ENCAP_ALL | NETIF_F_GSO_UDP_L4; dev->features |= dev->hw_features; diff --git a/drivers/net/thunderbolt.c b/drivers/net/thunderbolt.c index 4b5af2413970..e0b4c54e6c08 100644 --- a/drivers/net/thunderbolt.c +++ b/drivers/net/thunderbolt.c @@ -961,12 +961,11 @@ static bool tbnet_xmit_csum_and_map(struct tbnet *net, struct sk_buff *skb, *tucso = ~csum_tcpudp_magic(ip_hdr(skb)->saddr, ip_hdr(skb)->daddr, 0, ip_hdr(skb)->protocol, 0); - } else if (skb_is_gso_v6(skb)) { + } else if (skb_is_gso(skb) && skb_is_gso_v6(skb)) { tucso = dest + ((void *)&(tcp_hdr(skb)->check) - data); *tucso = ~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, &ipv6_hdr(skb)->daddr, 0, IPPROTO_TCP, 0); - return false; } else if (protocol == htons(ETH_P_IPV6)) { tucso = dest + skb_checksum_start_offset(skb) + skb->csum_offset; *tucso = ~csum_ipv6_magic(&ipv6_hdr(skb)->saddr, @@ -1342,12 +1341,21 @@ static int __init tbnet_init(void) TBNET_MATCH_FRAGS_ID); ret = tb_register_property_dir("network", tbnet_dir); - if (ret) { - tb_property_free_dir(tbnet_dir); - return ret; - } + if (ret) + goto err_free_dir; + + ret = tb_register_service_driver(&tbnet_driver); + if (ret) + goto err_unregister; - return tb_register_service_driver(&tbnet_driver); + return 0; + +err_unregister: + tb_unregister_property_dir("network", tbnet_dir); +err_free_dir: + tb_property_free_dir(tbnet_dir); + + return ret; } module_init(tbnet_init); diff --git a/drivers/net/tun.c b/drivers/net/tun.c index d84a09172ddb..055664a26f7a 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -77,6 +77,14 @@ #include <linux/bpf.h> #include <linux/bpf_trace.h> #include <linux/mutex.h> +#include <linux/ieee802154.h> +#include <linux/if_ltalk.h> +#include <uapi/linux/if_fddi.h> +#include <uapi/linux/if_hippi.h> +#include <uapi/linux/if_fc.h> +#include <net/ax25.h> +#include <net/rose.h> +#include <net/6lowpan.h> #include <linux/uaccess.h> #include <linux/proc_fs.h> @@ -248,6 +256,9 @@ struct tun_struct { struct tun_prog __rcu *steering_prog; struct tun_prog __rcu *filter_prog; struct ethtool_link_ksettings link_ksettings; + /* init args */ + struct file *file; + struct ifreq *ifr; }; struct veth { @@ -273,6 +284,9 @@ void *tun_ptr_to_xdp(void *ptr) } EXPORT_SYMBOL(tun_ptr_to_xdp); +static void tun_flow_init(struct tun_struct *tun); +static void tun_flow_uninit(struct tun_struct *tun); + static int tun_napi_receive(struct napi_struct *napi, int budget) { struct tun_file *tfile = container_of(napi, struct tun_file, napi); @@ -325,6 +339,12 @@ static void tun_napi_init(struct tun_struct *tun, struct tun_file *tfile, } } +static void tun_napi_enable(struct tun_file *tfile) +{ + if (tfile->napi_enabled) + napi_enable(&tfile->napi); +} + static void tun_napi_disable(struct tun_file *tfile) { if (tfile->napi_enabled) @@ -696,7 +716,8 @@ static void __tun_detach(struct tun_file *tfile, bool clean) tun = rtnl_dereference(tfile->tun); if (tun && clean) { - tun_napi_disable(tfile); + if (!tfile->detached) + tun_napi_disable(tfile); tun_napi_del(tfile); } @@ -715,8 +736,10 @@ static void __tun_detach(struct tun_file *tfile, bool clean) if (clean) { RCU_INIT_POINTER(tfile->tun, NULL); sock_put(&tfile->sk); - } else + } else { tun_disable_queue(tun, tfile); + tun_napi_disable(tfile); + } synchronize_net(); tun_flow_delete_by_queue(tun, tun->numqueues + 1); @@ -739,7 +762,6 @@ static void __tun_detach(struct tun_file *tfile, bool clean) if (tun) xdp_rxq_info_unreg(&tfile->xdp_rxq); ptr_ring_cleanup(&tfile->tx_ring, tun_ptr_free); - sock_put(&tfile->sk); } } @@ -755,6 +777,9 @@ static void tun_detach(struct tun_file *tfile, bool clean) if (dev) netdev_state_change(dev); rtnl_unlock(); + + if (clean) + sock_put(&tfile->sk); } static void tun_detach_all(struct net_device *dev) @@ -789,6 +814,7 @@ static void tun_detach_all(struct net_device *dev) sock_put(&tfile->sk); } list_for_each_entry_safe(tfile, tmp, &tun->disabled, next) { + tun_napi_del(tfile); tun_enable_queue(tfile); tun_queue_purge(tfile); xdp_rxq_info_unreg(&tfile->xdp_rxq); @@ -869,6 +895,7 @@ static int tun_attach(struct tun_struct *tun, struct file *file, if (tfile->detached) { tun_enable_queue(tfile); + tun_napi_enable(tfile); } else { sock_hold(&tfile->sk); tun_napi_init(tun, tfile, napi, napi_frags); @@ -1017,6 +1044,49 @@ static int check_filter(struct tap_filter *filter, const struct sk_buff *skb) static const struct ethtool_ops tun_ethtool_ops; +static int tun_net_init(struct net_device *dev) +{ + struct tun_struct *tun = netdev_priv(dev); + struct ifreq *ifr = tun->ifr; + int err; + + tun->pcpu_stats = netdev_alloc_pcpu_stats(struct tun_pcpu_stats); + if (!tun->pcpu_stats) + return -ENOMEM; + + spin_lock_init(&tun->lock); + + err = security_tun_dev_alloc_security(&tun->security); + if (err < 0) { + free_percpu(tun->pcpu_stats); + return err; + } + + tun_flow_init(tun); + + dev->hw_features = NETIF_F_SG | NETIF_F_FRAGLIST | + TUN_USER_FEATURES | NETIF_F_HW_VLAN_CTAG_TX | + NETIF_F_HW_VLAN_STAG_TX; + dev->features = dev->hw_features | NETIF_F_LLTX; + dev->vlan_features = dev->features & + ~(NETIF_F_HW_VLAN_CTAG_TX | + NETIF_F_HW_VLAN_STAG_TX); + + tun->flags = (tun->flags & ~TUN_FEATURES) | + (ifr->ifr_flags & TUN_FEATURES); + + INIT_LIST_HEAD(&tun->disabled); + err = tun_attach(tun, tun->file, false, ifr->ifr_flags & IFF_NAPI, + ifr->ifr_flags & IFF_NAPI_FRAGS, false); + if (err < 0) { + tun_flow_uninit(tun); + security_tun_dev_free_security(tun->security); + free_percpu(tun->pcpu_stats); + return err; + } + return 0; +} + /* Net device detach from fd. */ static void tun_net_uninit(struct net_device *dev) { @@ -1077,6 +1147,7 @@ static netdev_tx_t tun_net_xmit(struct sk_buff *skb, struct net_device *dev) { struct tun_struct *tun = netdev_priv(dev); int txq = skb->queue_mapping; + struct netdev_queue *queue; struct tun_file *tfile; int len = skb->len; @@ -1123,6 +1194,10 @@ static netdev_tx_t tun_net_xmit(struct sk_buff *skb, struct net_device *dev) if (ptr_ring_produce(&tfile->tx_ring, skb)) goto drop; + /* NETIF_F_LLTX requires to do our own update of trans_start */ + queue = netdev_get_tx_queue(dev, txq); + queue->trans_start = jiffies; + /* Notify and wake up reader process */ if (tfile->flags & TUN_FASYNC) kill_fasync(&tfile->fasync, SIGIO, POLL_IN); @@ -1242,6 +1317,7 @@ static int tun_xdp(struct net_device *dev, struct netdev_bpf *xdp) } static const struct net_device_ops tun_netdev_ops = { + .ndo_init = tun_net_init, .ndo_uninit = tun_net_uninit, .ndo_open = tun_net_open, .ndo_stop = tun_net_close, @@ -1321,6 +1397,7 @@ static int tun_xdp_tx(struct net_device *dev, struct xdp_buff *xdp) } static const struct net_device_ops tap_netdev_ops = { + .ndo_init = tun_net_init, .ndo_uninit = tun_net_uninit, .ndo_open = tun_net_open, .ndo_stop = tun_net_close, @@ -1360,7 +1437,7 @@ static void tun_flow_uninit(struct tun_struct *tun) #define MAX_MTU 65535 /* Initialize net device. */ -static void tun_net_init(struct net_device *dev) +static void tun_net_initialize(struct net_device *dev) { struct tun_struct *tun = netdev_priv(dev); @@ -1449,8 +1526,9 @@ static struct sk_buff *tun_napi_alloc_frags(struct tun_file *tfile, int err; int i; - if (it->nr_segs > MAX_SKB_FRAGS + 1) - return ERR_PTR(-ENOMEM); + if (it->nr_segs > MAX_SKB_FRAGS + 1 || + len > (ETH_MAX_MTU - NET_SKB_PAD - NET_IP_ALIGN)) + return ERR_PTR(-EMSGSIZE); local_bh_disable(); skb = napi_get_frags(&tfile->napi); @@ -1576,7 +1654,7 @@ static bool tun_can_build_skb(struct tun_struct *tun, struct tun_file *tfile, if (zerocopy) return false; - if (SKB_DATA_ALIGN(len + TUN_RX_PAD) + + if (SKB_DATA_ALIGN(len + TUN_RX_PAD + XDP_PACKET_HEADROOM) + SKB_DATA_ALIGN(sizeof(struct skb_shared_info)) > PAGE_SIZE) return false; @@ -1937,17 +2015,25 @@ drop: headlen = eth_get_headlen(skb->data, skb_headlen(skb)); if (unlikely(headlen > skb_headlen(skb))) { + WARN_ON_ONCE(1); + err = -ENOMEM; this_cpu_inc(tun->pcpu_stats->rx_dropped); +napi_busy: napi_free_frags(&tfile->napi); rcu_read_unlock(); mutex_unlock(&tfile->napi_mutex); - WARN_ON(1); - return -ENOMEM; + return err; } - local_bh_disable(); - napi_gro_frags(&tfile->napi); - local_bh_enable(); + if (likely(napi_schedule_prep(&tfile->napi))) { + local_bh_disable(); + napi_gro_frags(&tfile->napi); + napi_complete(&tfile->napi); + local_bh_enable(); + } else { + err = -EBUSY; + goto napi_busy; + } mutex_unlock(&tfile->napi_mutex); } else if (tfile->napi_enabled) { struct sk_buff_head *queue = &tfile->sk.sk_write_queue; @@ -1988,12 +2074,15 @@ static ssize_t tun_chr_write_iter(struct kiocb *iocb, struct iov_iter *from) struct tun_file *tfile = file->private_data; struct tun_struct *tun = tun_get(tfile); ssize_t result; + int noblock = 0; if (!tun) return -EBADFD; - result = tun_get_user(tun, tfile, NULL, from, - file->f_flags & O_NONBLOCK, false); + if ((file->f_flags & O_NONBLOCK) || (iocb->ki_flags & IOCB_NOWAIT)) + noblock = 1; + + result = tun_get_user(tun, tfile, NULL, from, noblock, false); tun_put(tun); return result; @@ -2214,10 +2303,15 @@ static ssize_t tun_chr_read_iter(struct kiocb *iocb, struct iov_iter *to) struct tun_file *tfile = file->private_data; struct tun_struct *tun = tun_get(tfile); ssize_t len = iov_iter_count(to), ret; + int noblock = 0; if (!tun) return -EBADFD; - ret = tun_do_read(tun, tfile, to, file->f_flags & O_NONBLOCK, NULL); + + if ((file->f_flags & O_NONBLOCK) || (iocb->ki_flags & IOCB_NOWAIT)) + noblock = 1; + + ret = tun_do_read(tun, tfile, to, noblock, NULL); ret = min_t(ssize_t, ret, len); if (ret > 0) iocb->ki_pos = ret; @@ -2615,9 +2709,6 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr) if (!dev) return -ENOMEM; - err = dev_get_valid_name(net, dev, name); - if (err < 0) - goto err_free_dev; dev_net_set(dev, net); dev->rtnl_link_ops = &tun_link_ops; @@ -2636,41 +2727,16 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr) tun->rx_batched = 0; RCU_INIT_POINTER(tun->steering_prog, NULL); - tun->pcpu_stats = netdev_alloc_pcpu_stats(struct tun_pcpu_stats); - if (!tun->pcpu_stats) { - err = -ENOMEM; - goto err_free_dev; - } - - spin_lock_init(&tun->lock); - - err = security_tun_dev_alloc_security(&tun->security); - if (err < 0) - goto err_free_stat; - - tun_net_init(dev); - tun_flow_init(tun); - - dev->hw_features = NETIF_F_SG | NETIF_F_FRAGLIST | - TUN_USER_FEATURES | NETIF_F_HW_VLAN_CTAG_TX | - NETIF_F_HW_VLAN_STAG_TX; - dev->features = dev->hw_features | NETIF_F_LLTX; - dev->vlan_features = dev->features & - ~(NETIF_F_HW_VLAN_CTAG_TX | - NETIF_F_HW_VLAN_STAG_TX); - - tun->flags = (tun->flags & ~TUN_FEATURES) | - (ifr->ifr_flags & TUN_FEATURES); + tun->ifr = ifr; + tun->file = file; - INIT_LIST_HEAD(&tun->disabled); - err = tun_attach(tun, file, false, ifr->ifr_flags & IFF_NAPI, - ifr->ifr_flags & IFF_NAPI_FRAGS, false); - if (err < 0) - goto err_free_flow; + tun_net_initialize(dev); err = register_netdevice(tun->dev); - if (err < 0) - goto err_detach; + if (err < 0) { + free_netdev(dev); + return err; + } /* free_netdev() won't check refcnt, to aovid race * with dev_put() we need publish tun after registration. */ @@ -2689,20 +2755,6 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr) strcpy(ifr->ifr_name, tun->dev->name); return 0; - -err_detach: - tun_detach_all(dev); - /* register_netdevice() already called tun_free_netdev() */ - goto err_free_dev; - -err_free_flow: - tun_flow_uninit(tun); - security_tun_dev_free_security(tun->security); -err_free_stat: - free_percpu(tun->pcpu_stats); -err_free_dev: - free_netdev(dev); - return err; } static void tun_get_iff(struct net *net, struct tun_struct *tun, @@ -2856,6 +2908,45 @@ static int tun_set_ebpf(struct tun_struct *tun, struct tun_prog **prog_p, return __tun_set_ebpf(tun, prog_p, prog); } +/* Return correct value for tun->dev->addr_len based on tun->dev->type. */ +static unsigned char tun_get_addr_len(unsigned short type) +{ + switch (type) { + case ARPHRD_IP6GRE: + case ARPHRD_TUNNEL6: + return sizeof(struct in6_addr); + case ARPHRD_IPGRE: + case ARPHRD_TUNNEL: + case ARPHRD_SIT: + return 4; + case ARPHRD_ETHER: + return ETH_ALEN; + case ARPHRD_IEEE802154: + case ARPHRD_IEEE802154_MONITOR: + return IEEE802154_EXTENDED_ADDR_LEN; + case ARPHRD_PHONET_PIPE: + case ARPHRD_PPP: + case ARPHRD_NONE: + return 0; + case ARPHRD_6LOWPAN: + return EUI64_ADDR_LEN; + case ARPHRD_FDDI: + return FDDI_K_ALEN; + case ARPHRD_HIPPI: + return HIPPI_ALEN; + case ARPHRD_IEEE802: + return FC_ALEN; + case ARPHRD_ROSE: + return ROSE_ADDR_LEN; + case ARPHRD_NETROM: + return AX25_ADDR_LEN; + case ARPHRD_LOCALTLK: + return LTALK_ALEN; + default: + return 0; + } +} + static long __tun_chr_ioctl(struct file *file, unsigned int cmd, unsigned long arg, int ifreq_len) { @@ -3010,6 +3101,7 @@ static long __tun_chr_ioctl(struct file *file, unsigned int cmd, ret = -EBUSY; } else { tun->dev->type = (int) arg; + tun->dev->addr_len = tun_get_addr_len(tun->dev->type); tun_debug(KERN_INFO, tun, "linktype set to %d\n", tun->dev->type); ret = 0; diff --git a/drivers/net/usb/Kconfig b/drivers/net/usb/Kconfig index 418b0904cecb..23fa0e2a75ff 100644 --- a/drivers/net/usb/Kconfig +++ b/drivers/net/usb/Kconfig @@ -98,6 +98,10 @@ config USB_RTL8150 config USB_RTL8152 tristate "Realtek RTL8152/RTL8153 Based USB Ethernet Adapters" select MII + select CRC32 + select CRYPTO + select CRYPTO_HASH + select CRYPTO_SHA256 help This option adds support for Realtek RTL8152 based USB 2.0 10/100 Ethernet adapters and RTL8153 based USB 3.0 10/100/1000 @@ -112,6 +116,7 @@ config USB_LAN78XX select PHYLIB select MICROCHIP_PHY select FIXED_PHY + select CRC32 help This option adds support for Microchip LAN78XX based USB 2 & USB 3 10/100/1000 Ethernet adapters. diff --git a/drivers/net/usb/ax88172a.c b/drivers/net/usb/ax88172a.c index 909755ef71ac..5881620e4436 100644 --- a/drivers/net/usb/ax88172a.c +++ b/drivers/net/usb/ax88172a.c @@ -198,7 +198,9 @@ static int ax88172a_bind(struct usbnet *dev, struct usb_interface *intf) u8 buf[ETH_ALEN]; struct ax88172a_private *priv; - usbnet_get_endpoints(dev, intf); + ret = usbnet_get_endpoints(dev, intf); + if (ret) + return ret; priv = kzalloc(sizeof(*priv), GFP_KERNEL); if (!priv) diff --git a/drivers/net/usb/ax88179_178a.c b/drivers/net/usb/ax88179_178a.c index a9d0df435e26..3df203feb09c 100644 --- a/drivers/net/usb/ax88179_178a.c +++ b/drivers/net/usb/ax88179_178a.c @@ -307,12 +307,12 @@ static int ax88179_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, int ret; if (2 == size) { - u16 buf; + u16 buf = 0; ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf, 0); le16_to_cpus(&buf); *((u16 *)data) = buf; } else if (4 == size) { - u32 buf; + u32 buf = 0; ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf, 0); le32_to_cpus(&buf); *((u32 *)data) = buf; @@ -1373,59 +1373,120 @@ static int ax88179_rx_fixup(struct usbnet *dev, struct sk_buff *skb) u16 hdr_off; u32 *pkt_hdr; - /* This check is no longer done by usbnet */ - if (skb->len < dev->net->hard_header_len) + /* At the end of the SKB, there's a header telling us how many packets + * are bundled into this buffer and where we can find an array of + * per-packet metadata (which contains elements encoded into u16). + */ + + /* SKB contents for current firmware: + * <packet 1> <padding> + * ... + * <packet N> <padding> + * <per-packet metadata entry 1> <dummy header> + * ... + * <per-packet metadata entry N> <dummy header> + * <padding2> <rx_hdr> + * + * where: + * <packet N> contains pkt_len bytes: + * 2 bytes of IP alignment pseudo header + * packet received + * <per-packet metadata entry N> contains 4 bytes: + * pkt_len and fields AX_RXHDR_* + * <padding> 0-7 bytes to terminate at + * 8 bytes boundary (64-bit). + * <padding2> 4 bytes to make rx_hdr terminate at + * 8 bytes boundary (64-bit) + * <dummy-header> contains 4 bytes: + * pkt_len=0 and AX_RXHDR_DROP_ERR + * <rx-hdr> contains 4 bytes: + * pkt_cnt and hdr_off (offset of + * <per-packet metadata entry 1>) + * + * pkt_cnt is number of entrys in the per-packet metadata. + * In current firmware there is 2 entrys per packet. + * The first points to the packet and the + * second is a dummy header. + * This was done probably to align fields in 64-bit and + * maintain compatibility with old firmware. + * This code assumes that <dummy header> and <padding2> are + * optional. + */ + + if (skb->len < 4) return 0; - skb_trim(skb, skb->len - 4); memcpy(&rx_hdr, skb_tail_pointer(skb), 4); le32_to_cpus(&rx_hdr); - pkt_cnt = (u16)rx_hdr; hdr_off = (u16)(rx_hdr >> 16); + + if (pkt_cnt == 0) + return 0; + + /* Make sure that the bounds of the metadata array are inside the SKB + * (and in front of the counter at the end). + */ + if (pkt_cnt * 4 + hdr_off > skb->len) + return 0; pkt_hdr = (u32 *)(skb->data + hdr_off); - while (pkt_cnt--) { + /* Packets must not overlap the metadata array */ + skb_trim(skb, hdr_off); + + for (; pkt_cnt > 0; pkt_cnt--, pkt_hdr++) { + u16 pkt_len_plus_padd; u16 pkt_len; le32_to_cpus(pkt_hdr); pkt_len = (*pkt_hdr >> 16) & 0x1fff; + pkt_len_plus_padd = (pkt_len + 7) & 0xfff8; + + /* Skip dummy header used for alignment + */ + if (pkt_len == 0) + continue; + + if (pkt_len_plus_padd > skb->len) + return 0; /* Check CRC or runt packet */ - if ((*pkt_hdr & AX_RXHDR_CRC_ERR) || - (*pkt_hdr & AX_RXHDR_DROP_ERR)) { - skb_pull(skb, (pkt_len + 7) & 0xFFF8); - pkt_hdr++; + if ((*pkt_hdr & (AX_RXHDR_CRC_ERR | AX_RXHDR_DROP_ERR)) || + pkt_len < 2 + ETH_HLEN) { + dev->net->stats.rx_errors++; + skb_pull(skb, pkt_len_plus_padd); continue; } - if (pkt_cnt == 0) { - skb->len = pkt_len; + /* last packet */ + if (pkt_len_plus_padd == skb->len) { + skb_trim(skb, pkt_len); + /* Skip IP alignment pseudo header */ skb_pull(skb, 2); - skb_set_tail_pointer(skb, skb->len); - skb->truesize = pkt_len + sizeof(struct sk_buff); + + skb->truesize = SKB_TRUESIZE(pkt_len_plus_padd); ax88179_rx_checksum(skb, pkt_hdr); return 1; } ax_skb = skb_clone(skb, GFP_ATOMIC); - if (ax_skb) { - ax_skb->len = pkt_len; - /* Skip IP alignment pseudo header */ - skb_pull(ax_skb, 2); - skb_set_tail_pointer(ax_skb, ax_skb->len); - ax_skb->truesize = pkt_len + sizeof(struct sk_buff); - ax88179_rx_checksum(ax_skb, pkt_hdr); - usbnet_skb_return(dev, ax_skb); - } else { + if (!ax_skb) return 0; - } + skb_trim(ax_skb, pkt_len); + + /* Skip IP alignment pseudo header */ + skb_pull(ax_skb, 2); - skb_pull(skb, (pkt_len + 7) & 0xFFF8); - pkt_hdr++; + skb->truesize = pkt_len_plus_padd + + SKB_DATA_ALIGN(sizeof(struct sk_buff)); + ax88179_rx_checksum(ax_skb, pkt_hdr); + usbnet_skb_return(dev, ax_skb); + + skb_pull(skb, pkt_len_plus_padd); } - return 1; + + return 0; } static struct sk_buff * @@ -1549,11 +1610,11 @@ static int ax88179_reset(struct usbnet *dev) *tmp16 = AX_PHYPWR_RSTCTL_IPRL; ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16); - msleep(200); + msleep(500); *tmp = AX_CLK_SELECT_ACS | AX_CLK_SELECT_BCS; ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, tmp); - msleep(100); + msleep(200); /* Ethernet PHY Auto Detach*/ ax88179_auto_detach(dev, 0); diff --git a/drivers/net/usb/cdc-phonet.c b/drivers/net/usb/cdc-phonet.c index 78b16eb9e58c..f448e484a341 100644 --- a/drivers/net/usb/cdc-phonet.c +++ b/drivers/net/usb/cdc-phonet.c @@ -400,6 +400,8 @@ static int usbpn_probe(struct usb_interface *intf, const struct usb_device_id *i err = register_netdev(dev); if (err) { + /* Set disconnected flag so that disconnect() returns early. */ + pnd->disconnected = 1; usb_driver_release_interface(&usbpn_driver, data_intf); goto out; } diff --git a/drivers/net/usb/cdc_eem.c b/drivers/net/usb/cdc_eem.c index 61ea4eaace5d..e3f108080af1 100644 --- a/drivers/net/usb/cdc_eem.c +++ b/drivers/net/usb/cdc_eem.c @@ -135,10 +135,10 @@ static struct sk_buff *eem_tx_fixup(struct usbnet *dev, struct sk_buff *skb, } skb2 = skb_copy_expand(skb, EEM_HEAD, ETH_FCS_LEN + padlen, flags); + dev_kfree_skb_any(skb); if (!skb2) return NULL; - dev_kfree_skb_any(skb); skb = skb2; done: diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c index 1de97b69ce4e..e2ce3c5541ba 100644 --- a/drivers/net/usb/cdc_ether.c +++ b/drivers/net/usb/cdc_ether.c @@ -584,6 +584,11 @@ static const struct usb_device_id products[] = { .bInterfaceSubClass = USB_CDC_SUBCLASS_ETHERNET, \ .bInterfaceProtocol = USB_CDC_PROTO_NONE +#define ZAURUS_FAKE_INTERFACE \ + .bInterfaceClass = USB_CLASS_COMM, \ + .bInterfaceSubClass = USB_CDC_SUBCLASS_MDLM, \ + .bInterfaceProtocol = USB_CDC_PROTO_NONE + /* SA-1100 based Sharp Zaurus ("collie"), or compatible; * wire-incompatible with true CDC Ethernet implementations. * (And, it seems, needlessly so...) @@ -613,6 +618,13 @@ static const struct usb_device_id products[] = { .match_flags = USB_DEVICE_ID_MATCH_INT_INFO | USB_DEVICE_ID_MATCH_DEVICE, .idVendor = 0x04DD, + .idProduct = 0x8005, /* A-300 */ + ZAURUS_FAKE_INTERFACE, + .driver_info = 0, +}, { + .match_flags = USB_DEVICE_ID_MATCH_INT_INFO + | USB_DEVICE_ID_MATCH_DEVICE, + .idVendor = 0x04DD, .idProduct = 0x8006, /* B-500/SL-5600 */ ZAURUS_MASTER_INTERFACE, .driver_info = 0, @@ -620,11 +632,25 @@ static const struct usb_device_id products[] = { .match_flags = USB_DEVICE_ID_MATCH_INT_INFO | USB_DEVICE_ID_MATCH_DEVICE, .idVendor = 0x04DD, + .idProduct = 0x8006, /* B-500/SL-5600 */ + ZAURUS_FAKE_INTERFACE, + .driver_info = 0, +}, { + .match_flags = USB_DEVICE_ID_MATCH_INT_INFO + | USB_DEVICE_ID_MATCH_DEVICE, + .idVendor = 0x04DD, .idProduct = 0x8007, /* C-700 */ ZAURUS_MASTER_INTERFACE, .driver_info = 0, }, { .match_flags = USB_DEVICE_ID_MATCH_INT_INFO + | USB_DEVICE_ID_MATCH_DEVICE, + .idVendor = 0x04DD, + .idProduct = 0x8007, /* C-700 */ + ZAURUS_FAKE_INTERFACE, + .driver_info = 0, +}, { + .match_flags = USB_DEVICE_ID_MATCH_INT_INFO | USB_DEVICE_ID_MATCH_DEVICE, .idVendor = 0x04DD, .idProduct = 0x9031, /* C-750 C-760 */ @@ -641,6 +667,13 @@ static const struct usb_device_id products[] = { .match_flags = USB_DEVICE_ID_MATCH_INT_INFO | USB_DEVICE_ID_MATCH_DEVICE, .idVendor = 0x04DD, + .idProduct = 0x9032, /* SL-6000 */ + ZAURUS_FAKE_INTERFACE, + .driver_info = 0, +}, { + .match_flags = USB_DEVICE_ID_MATCH_INT_INFO + | USB_DEVICE_ID_MATCH_DEVICE, + .idVendor = 0x04DD, /* reported with some C860 units */ .idProduct = 0x9050, /* C-860 */ ZAURUS_MASTER_INTERFACE, @@ -765,6 +798,13 @@ static const struct usb_device_id products[] = { }, #endif +/* Lenovo ThinkPad OneLink+ Dock (based on Realtek RTL8153) */ +{ + USB_DEVICE_AND_INTERFACE_INFO(LENOVO_VENDOR_ID, 0x3054, USB_CLASS_COMM, + USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), + .driver_info = 0, +}, + /* ThinkPad USB-C Dock (based on Realtek RTL8153) */ { USB_DEVICE_AND_INTERFACE_INFO(LENOVO_VENDOR_ID, 0x3062, USB_CLASS_COMM, @@ -800,6 +840,13 @@ static const struct usb_device_id products[] = { .driver_info = 0, }, +/* Lenovo Powered USB-C Travel Hub (4X90S92381, based on Realtek RTL8153) */ +{ + USB_DEVICE_AND_INTERFACE_INFO(LENOVO_VENDOR_ID, 0x721e, USB_CLASS_COMM, + USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), + .driver_info = 0, +}, + /* ThinkPad USB-C Dock Gen 2 (based on Realtek RTL8153) */ { USB_DEVICE_AND_INTERFACE_INFO(LENOVO_VENDOR_ID, 0xa387, USB_CLASS_COMM, diff --git a/drivers/net/usb/cdc_mbim.c b/drivers/net/usb/cdc_mbim.c index 0362acd5cdca..72a93dc2df86 100644 --- a/drivers/net/usb/cdc_mbim.c +++ b/drivers/net/usb/cdc_mbim.c @@ -655,6 +655,21 @@ static const struct usb_device_id mbim_devs[] = { .driver_info = (unsigned long)&cdc_mbim_info_avoid_altsetting_toggle, }, + /* Telit LN920 */ + { USB_DEVICE_AND_INTERFACE_INFO(0x1bc7, 0x1061, USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE), + .driver_info = (unsigned long)&cdc_mbim_info_avoid_altsetting_toggle, + }, + + /* Telit FN990 */ + { USB_DEVICE_AND_INTERFACE_INFO(0x1bc7, 0x1071, USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE), + .driver_info = (unsigned long)&cdc_mbim_info_avoid_altsetting_toggle, + }, + + /* Telit FE990 */ + { USB_DEVICE_AND_INTERFACE_INFO(0x1bc7, 0x1081, USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE), + .driver_info = (unsigned long)&cdc_mbim_info_avoid_altsetting_toggle, + }, + /* default entry */ { USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE), .driver_info = (unsigned long)&cdc_mbim_info_zlp, diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c index 1f57a6a2b8a2..65dac36d8d4f 100644 --- a/drivers/net/usb/cdc_ncm.c +++ b/drivers/net/usb/cdc_ncm.c @@ -175,8 +175,17 @@ static u32 cdc_ncm_check_tx_max(struct usbnet *dev, u32 new_tx) u32 val, max, min; /* clamp new_tx to sane values */ - min = ctx->max_datagram_size + ctx->max_ndp_size + sizeof(struct usb_cdc_ncm_nth16); - max = min_t(u32, CDC_NCM_NTB_MAX_SIZE_TX, le32_to_cpu(ctx->ncm_parm.dwNtbOutMaxSize)); + if (ctx->is_ndp16) + min = ctx->max_datagram_size + ctx->max_ndp_size + sizeof(struct usb_cdc_ncm_nth16); + else + min = ctx->max_datagram_size + ctx->max_ndp_size + sizeof(struct usb_cdc_ncm_nth32); + + if (le32_to_cpu(ctx->ncm_parm.dwNtbOutMaxSize) == 0) + max = CDC_NCM_NTB_MAX_SIZE_TX; /* dwNtbOutMaxSize not set */ + else + max = clamp_t(u32, le32_to_cpu(ctx->ncm_parm.dwNtbOutMaxSize), + USB_CDC_NCM_NTB_MIN_OUT_SIZE, + CDC_NCM_NTB_MAX_SIZE_TX); /* some devices set dwNtbOutMaxSize too low for the above default */ min = min(min, max); @@ -307,10 +316,17 @@ static ssize_t ndp_to_end_store(struct device *d, struct device_attribute *attr if (enable == (ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END)) return len; - if (enable && !ctx->delayed_ndp16) { - ctx->delayed_ndp16 = kzalloc(ctx->max_ndp_size, GFP_KERNEL); - if (!ctx->delayed_ndp16) - return -ENOMEM; + if (enable) { + if (ctx->is_ndp16 && !ctx->delayed_ndp16) { + ctx->delayed_ndp16 = kzalloc(ctx->max_ndp_size, GFP_KERNEL); + if (!ctx->delayed_ndp16) + return -ENOMEM; + } + if (!ctx->is_ndp16 && !ctx->delayed_ndp32) { + ctx->delayed_ndp32 = kzalloc(ctx->max_ndp_size, GFP_KERNEL); + if (!ctx->delayed_ndp32) + return -ENOMEM; + } } /* flush pending data before changing flag */ @@ -512,6 +528,9 @@ static int cdc_ncm_init(struct usbnet *dev) dev_err(&dev->intf->dev, "SET_CRC_MODE failed\n"); } + /* use ndp16 by default */ + ctx->is_ndp16 = 1; + /* set NTB format, if both formats are supported. * * "The host shall only send this command while the NCM Data @@ -519,14 +538,27 @@ static int cdc_ncm_init(struct usbnet *dev) */ if (le16_to_cpu(ctx->ncm_parm.bmNtbFormatsSupported) & USB_CDC_NCM_NTB32_SUPPORTED) { - dev_dbg(&dev->intf->dev, "Setting NTB format to 16-bit\n"); - err = usbnet_write_cmd(dev, USB_CDC_SET_NTB_FORMAT, - USB_TYPE_CLASS | USB_DIR_OUT - | USB_RECIP_INTERFACE, - USB_CDC_NCM_NTB16_FORMAT, - iface_no, NULL, 0); - if (err < 0) + if (ctx->drvflags & CDC_NCM_FLAG_PREFER_NTB32) { + ctx->is_ndp16 = 0; + dev_dbg(&dev->intf->dev, "Setting NTB format to 32-bit\n"); + err = usbnet_write_cmd(dev, USB_CDC_SET_NTB_FORMAT, + USB_TYPE_CLASS | USB_DIR_OUT + | USB_RECIP_INTERFACE, + USB_CDC_NCM_NTB32_FORMAT, + iface_no, NULL, 0); + } else { + ctx->is_ndp16 = 1; + dev_dbg(&dev->intf->dev, "Setting NTB format to 16-bit\n"); + err = usbnet_write_cmd(dev, USB_CDC_SET_NTB_FORMAT, + USB_TYPE_CLASS | USB_DIR_OUT + | USB_RECIP_INTERFACE, + USB_CDC_NCM_NTB16_FORMAT, + iface_no, NULL, 0); + } + if (err < 0) { + ctx->is_ndp16 = 1; dev_err(&dev->intf->dev, "SET_NTB_FORMAT failed\n"); + } } /* set initial device values */ @@ -549,7 +581,10 @@ static int cdc_ncm_init(struct usbnet *dev) ctx->tx_max_datagrams = CDC_NCM_DPT_DATAGRAMS_MAX; /* set up maximum NDP size */ - ctx->max_ndp_size = sizeof(struct usb_cdc_ncm_ndp16) + (ctx->tx_max_datagrams + 1) * sizeof(struct usb_cdc_ncm_dpe16); + if (ctx->is_ndp16) + ctx->max_ndp_size = sizeof(struct usb_cdc_ncm_ndp16) + (ctx->tx_max_datagrams + 1) * sizeof(struct usb_cdc_ncm_dpe16); + else + ctx->max_ndp_size = sizeof(struct usb_cdc_ncm_ndp32) + (ctx->tx_max_datagrams + 1) * sizeof(struct usb_cdc_ncm_dpe32); /* initial coalescing timer interval */ ctx->timer_interval = CDC_NCM_TIMER_INTERVAL_USEC * NSEC_PER_USEC; @@ -734,7 +769,10 @@ static void cdc_ncm_free(struct cdc_ncm_ctx *ctx) ctx->tx_curr_skb = NULL; } - kfree(ctx->delayed_ndp16); + if (ctx->is_ndp16) + kfree(ctx->delayed_ndp16); + else + kfree(ctx->delayed_ndp32); kfree(ctx); } @@ -772,10 +810,8 @@ int cdc_ncm_bind_common(struct usbnet *dev, struct usb_interface *intf, u8 data_ u8 *buf; int len; int temp; - int err; u8 iface_no; struct usb_cdc_parsed_header hdr; - __le16 curr_ntb_format; ctx = kzalloc(sizeof(*ctx), GFP_KERNEL); if (!ctx) @@ -880,32 +916,6 @@ int cdc_ncm_bind_common(struct usbnet *dev, struct usb_interface *intf, u8 data_ goto error2; } - /* - * Some Huawei devices have been observed to come out of reset in NDP32 mode. - * Let's check if this is the case, and set the device to NDP16 mode again if - * needed. - */ - if (ctx->drvflags & CDC_NCM_FLAG_RESET_NTB16) { - err = usbnet_read_cmd(dev, USB_CDC_GET_NTB_FORMAT, - USB_TYPE_CLASS | USB_DIR_IN | USB_RECIP_INTERFACE, - 0, iface_no, &curr_ntb_format, 2); - if (err < 0) { - goto error2; - } - - if (curr_ntb_format == cpu_to_le16(USB_CDC_NCM_NTB32_FORMAT)) { - dev_info(&intf->dev, "resetting NTB format to 16-bit"); - err = usbnet_write_cmd(dev, USB_CDC_SET_NTB_FORMAT, - USB_TYPE_CLASS | USB_DIR_OUT - | USB_RECIP_INTERFACE, - USB_CDC_NCM_NTB16_FORMAT, - iface_no, NULL, 0); - - if (err < 0) - goto error2; - } - } - cdc_ncm_find_endpoints(dev, ctx->data); cdc_ncm_find_endpoints(dev, ctx->control); if (!dev->in || !dev->out || !dev->status) { @@ -930,9 +940,15 @@ int cdc_ncm_bind_common(struct usbnet *dev, struct usb_interface *intf, u8 data_ /* Allocate the delayed NDP if needed. */ if (ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END) { - ctx->delayed_ndp16 = kzalloc(ctx->max_ndp_size, GFP_KERNEL); - if (!ctx->delayed_ndp16) - goto error2; + if (ctx->is_ndp16) { + ctx->delayed_ndp16 = kzalloc(ctx->max_ndp_size, GFP_KERNEL); + if (!ctx->delayed_ndp16) + goto error2; + } else { + ctx->delayed_ndp32 = kzalloc(ctx->max_ndp_size, GFP_KERNEL); + if (!ctx->delayed_ndp32) + goto error2; + } dev_info(&intf->dev, "NDP will be placed at end of frame for this device."); } @@ -1056,7 +1072,7 @@ static void cdc_ncm_align_tail(struct sk_buff *skb, size_t modulus, size_t remai /* return a pointer to a valid struct usb_cdc_ncm_ndp16 of type sign, possibly * allocating a new one within skb */ -static struct usb_cdc_ncm_ndp16 *cdc_ncm_ndp(struct cdc_ncm_ctx *ctx, struct sk_buff *skb, __le32 sign, size_t reserve) +static struct usb_cdc_ncm_ndp16 *cdc_ncm_ndp16(struct cdc_ncm_ctx *ctx, struct sk_buff *skb, __le32 sign, size_t reserve) { struct usb_cdc_ncm_ndp16 *ndp16 = NULL; struct usb_cdc_ncm_nth16 *nth16 = (void *)skb->data; @@ -1111,12 +1127,73 @@ static struct usb_cdc_ncm_ndp16 *cdc_ncm_ndp(struct cdc_ncm_ctx *ctx, struct sk_ return ndp16; } +static struct usb_cdc_ncm_ndp32 *cdc_ncm_ndp32(struct cdc_ncm_ctx *ctx, struct sk_buff *skb, __le32 sign, size_t reserve) +{ + struct usb_cdc_ncm_ndp32 *ndp32 = NULL; + struct usb_cdc_ncm_nth32 *nth32 = (void *)skb->data; + size_t ndpoffset = le32_to_cpu(nth32->dwNdpIndex); + + /* If NDP should be moved to the end of the NCM package, we can't follow the + * NTH32 header as we would normally do. NDP isn't written to the SKB yet, and + * the wNdpIndex field in the header is actually not consistent with reality. It will be later. + */ + if (ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END) { + if (ctx->delayed_ndp32->dwSignature == sign) + return ctx->delayed_ndp32; + + /* We can only push a single NDP to the end. Return + * NULL to send what we've already got and queue this + * skb for later. + */ + else if (ctx->delayed_ndp32->dwSignature) + return NULL; + } + + /* follow the chain of NDPs, looking for a match */ + while (ndpoffset) { + ndp32 = (struct usb_cdc_ncm_ndp32 *)(skb->data + ndpoffset); + if (ndp32->dwSignature == sign) + return ndp32; + ndpoffset = le32_to_cpu(ndp32->dwNextNdpIndex); + } + + /* align new NDP */ + if (!(ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END)) + cdc_ncm_align_tail(skb, ctx->tx_ndp_modulus, 0, ctx->tx_curr_size); + + /* verify that there is room for the NDP and the datagram (reserve) */ + if ((ctx->tx_curr_size - skb->len - reserve) < ctx->max_ndp_size) + return NULL; + + /* link to it */ + if (ndp32) + ndp32->dwNextNdpIndex = cpu_to_le32(skb->len); + else + nth32->dwNdpIndex = cpu_to_le32(skb->len); + + /* push a new empty NDP */ + if (!(ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END)) + ndp32 = skb_put_zero(skb, ctx->max_ndp_size); + else + ndp32 = ctx->delayed_ndp32; + + ndp32->dwSignature = sign; + ndp32->wLength = cpu_to_le16(sizeof(struct usb_cdc_ncm_ndp32) + sizeof(struct usb_cdc_ncm_dpe32)); + return ndp32; +} + struct sk_buff * cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign) { struct cdc_ncm_ctx *ctx = (struct cdc_ncm_ctx *)dev->data[0]; - struct usb_cdc_ncm_nth16 *nth16; - struct usb_cdc_ncm_ndp16 *ndp16; + union { + struct usb_cdc_ncm_nth16 *nth16; + struct usb_cdc_ncm_nth32 *nth32; + } nth; + union { + struct usb_cdc_ncm_ndp16 *ndp16; + struct usb_cdc_ncm_ndp32 *ndp32; + } ndp; struct sk_buff *skb_out; u16 n = 0, index, ndplen; u8 ready2send = 0; @@ -1127,7 +1204,10 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign) * accordingly. Otherwise, we should check here. */ if (ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END) - delayed_ndp_size = ALIGN(ctx->max_ndp_size, ctx->tx_ndp_modulus); + delayed_ndp_size = ctx->max_ndp_size + + max_t(u32, + ctx->tx_ndp_modulus, + ctx->tx_modulus + ctx->tx_remainder) - 1; else delayed_ndp_size = 0; @@ -1153,6 +1233,9 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign) * further. */ if (skb_out == NULL) { + /* If even the smallest allocation fails, abort. */ + if (ctx->tx_curr_size == USB_CDC_NCM_NTB_MIN_OUT_SIZE) + goto alloc_failed; ctx->tx_low_mem_max_cnt = min(ctx->tx_low_mem_max_cnt + 1, (unsigned)CDC_NCM_LOW_MEM_MAX_CNT); ctx->tx_low_mem_val = ctx->tx_low_mem_max_cnt; @@ -1171,20 +1254,23 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign) skb_out = alloc_skb(ctx->tx_curr_size, GFP_ATOMIC); /* No allocation possible so we will abort */ - if (skb_out == NULL) { - if (skb != NULL) { - dev_kfree_skb_any(skb); - dev->net->stats.tx_dropped++; - } - goto exit_no_skb; - } + if (!skb_out) + goto alloc_failed; ctx->tx_low_mem_val--; } - /* fill out the initial 16-bit NTB header */ - nth16 = skb_put_zero(skb_out, sizeof(struct usb_cdc_ncm_nth16)); - nth16->dwSignature = cpu_to_le32(USB_CDC_NCM_NTH16_SIGN); - nth16->wHeaderLength = cpu_to_le16(sizeof(struct usb_cdc_ncm_nth16)); - nth16->wSequence = cpu_to_le16(ctx->tx_seq++); + if (ctx->is_ndp16) { + /* fill out the initial 16-bit NTB header */ + nth.nth16 = skb_put_zero(skb_out, sizeof(struct usb_cdc_ncm_nth16)); + nth.nth16->dwSignature = cpu_to_le32(USB_CDC_NCM_NTH16_SIGN); + nth.nth16->wHeaderLength = cpu_to_le16(sizeof(struct usb_cdc_ncm_nth16)); + nth.nth16->wSequence = cpu_to_le16(ctx->tx_seq++); + } else { + /* fill out the initial 32-bit NTB header */ + nth.nth32 = skb_put_zero(skb_out, sizeof(struct usb_cdc_ncm_nth32)); + nth.nth32->dwSignature = cpu_to_le32(USB_CDC_NCM_NTH32_SIGN); + nth.nth32->wHeaderLength = cpu_to_le16(sizeof(struct usb_cdc_ncm_nth32)); + nth.nth32->wSequence = cpu_to_le16(ctx->tx_seq++); + } /* count total number of frames in this NTB */ ctx->tx_curr_frame_num = 0; @@ -1206,13 +1292,17 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign) } /* get the appropriate NDP for this skb */ - ndp16 = cdc_ncm_ndp(ctx, skb_out, sign, skb->len + ctx->tx_modulus + ctx->tx_remainder); + if (ctx->is_ndp16) + ndp.ndp16 = cdc_ncm_ndp16(ctx, skb_out, sign, skb->len + ctx->tx_modulus + ctx->tx_remainder); + else + ndp.ndp32 = cdc_ncm_ndp32(ctx, skb_out, sign, skb->len + ctx->tx_modulus + ctx->tx_remainder); /* align beginning of next frame */ cdc_ncm_align_tail(skb_out, ctx->tx_modulus, ctx->tx_remainder, ctx->tx_curr_size); /* check if we had enough room left for both NDP and frame */ - if (!ndp16 || skb_out->len + skb->len + delayed_ndp_size > ctx->tx_curr_size) { + if ((ctx->is_ndp16 && !ndp.ndp16) || (!ctx->is_ndp16 && !ndp.ndp32) || + skb_out->len + skb->len + delayed_ndp_size > ctx->tx_curr_size) { if (n == 0) { /* won't fit, MTU problem? */ dev_kfree_skb_any(skb); @@ -1234,13 +1324,22 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign) } /* calculate frame number withing this NDP */ - ndplen = le16_to_cpu(ndp16->wLength); - index = (ndplen - sizeof(struct usb_cdc_ncm_ndp16)) / sizeof(struct usb_cdc_ncm_dpe16) - 1; + if (ctx->is_ndp16) { + ndplen = le16_to_cpu(ndp.ndp16->wLength); + index = (ndplen - sizeof(struct usb_cdc_ncm_ndp16)) / sizeof(struct usb_cdc_ncm_dpe16) - 1; + + /* OK, add this skb */ + ndp.ndp16->dpe16[index].wDatagramLength = cpu_to_le16(skb->len); + ndp.ndp16->dpe16[index].wDatagramIndex = cpu_to_le16(skb_out->len); + ndp.ndp16->wLength = cpu_to_le16(ndplen + sizeof(struct usb_cdc_ncm_dpe16)); + } else { + ndplen = le16_to_cpu(ndp.ndp32->wLength); + index = (ndplen - sizeof(struct usb_cdc_ncm_ndp32)) / sizeof(struct usb_cdc_ncm_dpe32) - 1; - /* OK, add this skb */ - ndp16->dpe16[index].wDatagramLength = cpu_to_le16(skb->len); - ndp16->dpe16[index].wDatagramIndex = cpu_to_le16(skb_out->len); - ndp16->wLength = cpu_to_le16(ndplen + sizeof(struct usb_cdc_ncm_dpe16)); + ndp.ndp32->dpe32[index].dwDatagramLength = cpu_to_le32(skb->len); + ndp.ndp32->dpe32[index].dwDatagramIndex = cpu_to_le32(skb_out->len); + ndp.ndp32->wLength = cpu_to_le16(ndplen + sizeof(struct usb_cdc_ncm_dpe32)); + } skb_put_data(skb_out, skb->data, skb->len); ctx->tx_curr_frame_payload += skb->len; /* count real tx payload data */ dev_kfree_skb_any(skb); @@ -1287,13 +1386,22 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign) /* If requested, put NDP at end of frame. */ if (ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END) { - nth16 = (struct usb_cdc_ncm_nth16 *)skb_out->data; - cdc_ncm_align_tail(skb_out, ctx->tx_ndp_modulus, 0, ctx->tx_curr_size - ctx->max_ndp_size); - nth16->wNdpIndex = cpu_to_le16(skb_out->len); - skb_put_data(skb_out, ctx->delayed_ndp16, ctx->max_ndp_size); + if (ctx->is_ndp16) { + nth.nth16 = (struct usb_cdc_ncm_nth16 *)skb_out->data; + cdc_ncm_align_tail(skb_out, ctx->tx_ndp_modulus, 0, ctx->tx_curr_size - ctx->max_ndp_size); + nth.nth16->wNdpIndex = cpu_to_le16(skb_out->len); + skb_put_data(skb_out, ctx->delayed_ndp16, ctx->max_ndp_size); + + /* Zero out delayed NDP - signature checking will naturally fail. */ + ndp.ndp16 = memset(ctx->delayed_ndp16, 0, ctx->max_ndp_size); + } else { + nth.nth32 = (struct usb_cdc_ncm_nth32 *)skb_out->data; + cdc_ncm_align_tail(skb_out, ctx->tx_ndp_modulus, 0, ctx->tx_curr_size - ctx->max_ndp_size); + nth.nth32->dwNdpIndex = cpu_to_le32(skb_out->len); + skb_put_data(skb_out, ctx->delayed_ndp32, ctx->max_ndp_size); - /* Zero out delayed NDP - signature checking will naturally fail. */ - ndp16 = memset(ctx->delayed_ndp16, 0, ctx->max_ndp_size); + ndp.ndp32 = memset(ctx->delayed_ndp32, 0, ctx->max_ndp_size); + } } /* If collected data size is less or equal ctx->min_tx_pkt @@ -1308,15 +1416,21 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign) if (!(dev->driver_info->flags & FLAG_SEND_ZLP) && skb_out->len > ctx->min_tx_pkt) { padding_count = ctx->tx_curr_size - skb_out->len; - skb_put_zero(skb_out, padding_count); + if (!WARN_ON(padding_count > ctx->tx_curr_size)) + skb_put_zero(skb_out, padding_count); } else if (skb_out->len < ctx->tx_curr_size && (skb_out->len % dev->maxpacket) == 0) { skb_put_u8(skb_out, 0); /* force short packet */ } /* set final frame length */ - nth16 = (struct usb_cdc_ncm_nth16 *)skb_out->data; - nth16->wBlockLength = cpu_to_le16(skb_out->len); + if (ctx->is_ndp16) { + nth.nth16 = (struct usb_cdc_ncm_nth16 *)skb_out->data; + nth.nth16->wBlockLength = cpu_to_le16(skb_out->len); + } else { + nth.nth32 = (struct usb_cdc_ncm_nth32 *)skb_out->data; + nth.nth32->dwBlockLength = cpu_to_le32(skb_out->len); + } /* return skb */ ctx->tx_curr_skb = NULL; @@ -1334,6 +1448,11 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign) return skb_out; +alloc_failed: + if (skb) { + dev_kfree_skb_any(skb); + dev->net->stats.tx_dropped++; + } exit_no_skb: /* Start timer, if there is a remaining non-empty skb */ if (ctx->tx_curr_skb != NULL && n > 0) @@ -1399,7 +1518,12 @@ cdc_ncm_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags) goto error; spin_lock_bh(&ctx->mtx); - skb_out = cdc_ncm_fill_tx_frame(dev, skb, cpu_to_le32(USB_CDC_NCM_NDP16_NOCRC_SIGN)); + + if (ctx->is_ndp16) + skb_out = cdc_ncm_fill_tx_frame(dev, skb, cpu_to_le32(USB_CDC_NCM_NDP16_NOCRC_SIGN)); + else + skb_out = cdc_ncm_fill_tx_frame(dev, skb, cpu_to_le32(USB_CDC_NCM_NDP32_NOCRC_SIGN)); + spin_unlock_bh(&ctx->mtx); return skb_out; @@ -1460,6 +1584,54 @@ error: } EXPORT_SYMBOL_GPL(cdc_ncm_rx_verify_nth16); +int cdc_ncm_rx_verify_nth32(struct cdc_ncm_ctx *ctx, struct sk_buff *skb_in) +{ + struct usbnet *dev = netdev_priv(skb_in->dev); + struct usb_cdc_ncm_nth32 *nth32; + int len; + int ret = -EINVAL; + + if (ctx == NULL) + goto error; + + if (skb_in->len < (sizeof(struct usb_cdc_ncm_nth32) + + sizeof(struct usb_cdc_ncm_ndp32))) { + netif_dbg(dev, rx_err, dev->net, "frame too short\n"); + goto error; + } + + nth32 = (struct usb_cdc_ncm_nth32 *)skb_in->data; + + if (nth32->dwSignature != cpu_to_le32(USB_CDC_NCM_NTH32_SIGN)) { + netif_dbg(dev, rx_err, dev->net, + "invalid NTH32 signature <%#010x>\n", + le32_to_cpu(nth32->dwSignature)); + goto error; + } + + len = le32_to_cpu(nth32->dwBlockLength); + if (len > ctx->rx_max) { + netif_dbg(dev, rx_err, dev->net, + "unsupported NTB block length %u/%u\n", len, + ctx->rx_max); + goto error; + } + + if ((ctx->rx_seq + 1) != le16_to_cpu(nth32->wSequence) && + (ctx->rx_seq || le16_to_cpu(nth32->wSequence)) && + !((ctx->rx_seq == 0xffff) && !le16_to_cpu(nth32->wSequence))) { + netif_dbg(dev, rx_err, dev->net, + "sequence number glitch prev=%d curr=%d\n", + ctx->rx_seq, le16_to_cpu(nth32->wSequence)); + } + ctx->rx_seq = le16_to_cpu(nth32->wSequence); + + ret = le32_to_cpu(nth32->dwNdpIndex); +error: + return ret; +} +EXPORT_SYMBOL_GPL(cdc_ncm_rx_verify_nth32); + /* verify NDP header and return number of datagrams, or negative error */ int cdc_ncm_rx_verify_ndp16(struct sk_buff *skb_in, int ndpoffset) { @@ -1496,6 +1668,42 @@ error: } EXPORT_SYMBOL_GPL(cdc_ncm_rx_verify_ndp16); +/* verify NDP header and return number of datagrams, or negative error */ +int cdc_ncm_rx_verify_ndp32(struct sk_buff *skb_in, int ndpoffset) +{ + struct usbnet *dev = netdev_priv(skb_in->dev); + struct usb_cdc_ncm_ndp32 *ndp32; + int ret = -EINVAL; + + if ((ndpoffset + sizeof(struct usb_cdc_ncm_ndp32)) > skb_in->len) { + netif_dbg(dev, rx_err, dev->net, "invalid NDP offset <%u>\n", + ndpoffset); + goto error; + } + ndp32 = (struct usb_cdc_ncm_ndp32 *)(skb_in->data + ndpoffset); + + if (le16_to_cpu(ndp32->wLength) < USB_CDC_NCM_NDP32_LENGTH_MIN) { + netif_dbg(dev, rx_err, dev->net, "invalid DPT32 length <%u>\n", + le16_to_cpu(ndp32->wLength)); + goto error; + } + + ret = ((le16_to_cpu(ndp32->wLength) - + sizeof(struct usb_cdc_ncm_ndp32)) / + sizeof(struct usb_cdc_ncm_dpe32)); + ret--; /* we process NDP entries except for the last one */ + + if ((sizeof(struct usb_cdc_ncm_ndp32) + + ret * (sizeof(struct usb_cdc_ncm_dpe32))) > skb_in->len) { + netif_dbg(dev, rx_err, dev->net, "Invalid nframes = %d\n", ret); + ret = -EINVAL; + } + +error: + return ret; +} +EXPORT_SYMBOL_GPL(cdc_ncm_rx_verify_ndp32); + int cdc_ncm_rx_fixup(struct usbnet *dev, struct sk_buff *skb_in) { struct sk_buff *skb; @@ -1504,34 +1712,66 @@ int cdc_ncm_rx_fixup(struct usbnet *dev, struct sk_buff *skb_in) int nframes; int x; int offset; - struct usb_cdc_ncm_ndp16 *ndp16; - struct usb_cdc_ncm_dpe16 *dpe16; + union { + struct usb_cdc_ncm_ndp16 *ndp16; + struct usb_cdc_ncm_ndp32 *ndp32; + } ndp; + union { + struct usb_cdc_ncm_dpe16 *dpe16; + struct usb_cdc_ncm_dpe32 *dpe32; + } dpe; + int ndpoffset; int loopcount = 50; /* arbitrary max preventing infinite loop */ u32 payload = 0; - ndpoffset = cdc_ncm_rx_verify_nth16(ctx, skb_in); + if (ctx->is_ndp16) + ndpoffset = cdc_ncm_rx_verify_nth16(ctx, skb_in); + else + ndpoffset = cdc_ncm_rx_verify_nth32(ctx, skb_in); + if (ndpoffset < 0) goto error; next_ndp: - nframes = cdc_ncm_rx_verify_ndp16(skb_in, ndpoffset); - if (nframes < 0) - goto error; + if (ctx->is_ndp16) { + nframes = cdc_ncm_rx_verify_ndp16(skb_in, ndpoffset); + if (nframes < 0) + goto error; - ndp16 = (struct usb_cdc_ncm_ndp16 *)(skb_in->data + ndpoffset); + ndp.ndp16 = (struct usb_cdc_ncm_ndp16 *)(skb_in->data + ndpoffset); - if (ndp16->dwSignature != cpu_to_le32(USB_CDC_NCM_NDP16_NOCRC_SIGN)) { - netif_dbg(dev, rx_err, dev->net, - "invalid DPT16 signature <%#010x>\n", - le32_to_cpu(ndp16->dwSignature)); - goto err_ndp; + if (ndp.ndp16->dwSignature != cpu_to_le32(USB_CDC_NCM_NDP16_NOCRC_SIGN)) { + netif_dbg(dev, rx_err, dev->net, + "invalid DPT16 signature <%#010x>\n", + le32_to_cpu(ndp.ndp16->dwSignature)); + goto err_ndp; + } + dpe.dpe16 = ndp.ndp16->dpe16; + } else { + nframes = cdc_ncm_rx_verify_ndp32(skb_in, ndpoffset); + if (nframes < 0) + goto error; + + ndp.ndp32 = (struct usb_cdc_ncm_ndp32 *)(skb_in->data + ndpoffset); + + if (ndp.ndp32->dwSignature != cpu_to_le32(USB_CDC_NCM_NDP32_NOCRC_SIGN)) { + netif_dbg(dev, rx_err, dev->net, + "invalid DPT32 signature <%#010x>\n", + le32_to_cpu(ndp.ndp32->dwSignature)); + goto err_ndp; + } + dpe.dpe32 = ndp.ndp32->dpe32; } - dpe16 = ndp16->dpe16; - for (x = 0; x < nframes; x++, dpe16++) { - offset = le16_to_cpu(dpe16->wDatagramIndex); - len = le16_to_cpu(dpe16->wDatagramLength); + for (x = 0; x < nframes; x++) { + if (ctx->is_ndp16) { + offset = le16_to_cpu(dpe.dpe16->wDatagramIndex); + len = le16_to_cpu(dpe.dpe16->wDatagramLength); + } else { + offset = le32_to_cpu(dpe.dpe32->dwDatagramIndex); + len = le32_to_cpu(dpe.dpe32->dwDatagramLength); + } /* * CDC NCM ch. 3.7 @@ -1562,10 +1802,19 @@ next_ndp: usbnet_skb_return(dev, skb); payload += len; /* count payload bytes in this NTB */ } + + if (ctx->is_ndp16) + dpe.dpe16++; + else + dpe.dpe32++; } err_ndp: /* are there more NDPs to process? */ - ndpoffset = le16_to_cpu(ndp16->wNextNdpIndex); + if (ctx->is_ndp16) + ndpoffset = le16_to_cpu(ndp.ndp16->wNextNdpIndex); + else + ndpoffset = le32_to_cpu(ndp.ndp32->dwNextNdpIndex); + if (ndpoffset && loopcount--) goto next_ndp; @@ -1586,6 +1835,15 @@ cdc_ncm_speed_change(struct usbnet *dev, uint32_t rx_speed = le32_to_cpu(data->DLBitRRate); uint32_t tx_speed = le32_to_cpu(data->ULBitRate); + /* if the speed hasn't changed, don't report it. + * RTL8156 shipped before 2021 sends notification about every 32ms. + */ + if (dev->rx_speed == rx_speed && dev->tx_speed == tx_speed) + return; + + dev->rx_speed = rx_speed; + dev->tx_speed = tx_speed; + /* * Currently the USB-NET API does not support reporting the actual * device speed. Do print it instead. @@ -1629,10 +1887,8 @@ static void cdc_ncm_status(struct usbnet *dev, struct urb *urb) * USB_CDC_NOTIFY_NETWORK_CONNECTION notification shall be * sent by device after USB_CDC_NOTIFY_SPEED_CHANGE. */ - netif_info(dev, link, dev->net, - "network connection: %sconnected\n", - !!event->wValue ? "" : "dis"); - usbnet_link_change(dev, !!event->wValue, 0); + if (netif_carrier_ok(dev->net) != !!event->wValue) + usbnet_link_change(dev, !!event->wValue, 0); break; case USB_CDC_NOTIFY_SPEED_CHANGE: @@ -1655,7 +1911,7 @@ static void cdc_ncm_status(struct usbnet *dev, struct urb *urb) static const struct driver_info cdc_ncm_info = { .description = "CDC NCM", .flags = FLAG_POINTTOPOINT | FLAG_NO_SETINT | FLAG_MULTI_PACKET - | FLAG_LINK_INTR, + | FLAG_LINK_INTR | FLAG_ETHER, .bind = cdc_ncm_bind, .unbind = cdc_ncm_unbind, .manage_power = usbnet_manage_power, diff --git a/drivers/net/usb/dm9601.c b/drivers/net/usb/dm9601.c index 915ac75b55fc..5aad26600b03 100644 --- a/drivers/net/usb/dm9601.c +++ b/drivers/net/usb/dm9601.c @@ -221,13 +221,18 @@ static int dm9601_mdio_read(struct net_device *netdev, int phy_id, int loc) struct usbnet *dev = netdev_priv(netdev); __le16 res; + int err; if (phy_id) { netdev_dbg(dev->net, "Only internal phy supported\n"); return 0; } - dm_read_shared_word(dev, 1, loc, &res); + err = dm_read_shared_word(dev, 1, loc, &res); + if (err < 0) { + netdev_err(dev->net, "MDIO read error: %d\n", err); + return err; + } netdev_dbg(dev->net, "dm9601_mdio_read() phy_id=0x%02x, loc=0x%02x, returns=0x%04x\n", diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c index bff268b4a9a4..77a7a7ddb631 100644 --- a/drivers/net/usb/hso.c +++ b/drivers/net/usb/hso.c @@ -625,7 +625,7 @@ static struct hso_serial *get_serial_by_index(unsigned index) return serial; } -static int get_free_serial_index(void) +static int obtain_minor(struct hso_serial *serial) { int index; unsigned long flags; @@ -633,8 +633,10 @@ static int get_free_serial_index(void) spin_lock_irqsave(&serial_table_lock, flags); for (index = 0; index < HSO_SERIAL_TTY_MINORS; index++) { if (serial_table[index] == NULL) { + serial_table[index] = serial->parent; + serial->minor = index; spin_unlock_irqrestore(&serial_table_lock, flags); - return index; + return 0; } } spin_unlock_irqrestore(&serial_table_lock, flags); @@ -643,15 +645,12 @@ static int get_free_serial_index(void) return -1; } -static void set_serial_by_index(unsigned index, struct hso_serial *serial) +static void release_minor(struct hso_serial *serial) { unsigned long flags; spin_lock_irqsave(&serial_table_lock, flags); - if (serial) - serial_table[index] = serial->parent; - else - serial_table[index] = NULL; + serial_table[serial->minor] = NULL; spin_unlock_irqrestore(&serial_table_lock, flags); } @@ -1704,7 +1703,7 @@ static int hso_serial_tiocmset(struct tty_struct *tty, spin_unlock_irqrestore(&serial->serial_lock, flags); return usb_control_msg(serial->parent->usb, - usb_rcvctrlpipe(serial->parent->usb, 0), 0x22, + usb_sndctrlpipe(serial->parent->usb, 0), 0x22, 0x21, val, if_num, NULL, 0, USB_CTRL_SET_TIMEOUT); } @@ -2244,6 +2243,7 @@ static int hso_stop_serial_device(struct hso_device *hso_dev) static void hso_serial_tty_unregister(struct hso_serial *serial) { tty_unregister_device(tty_drv, serial->minor); + release_minor(serial); } static void hso_serial_common_free(struct hso_serial *serial) @@ -2267,24 +2267,22 @@ static void hso_serial_common_free(struct hso_serial *serial) static int hso_serial_common_create(struct hso_serial *serial, int num_urbs, int rx_size, int tx_size) { - int minor; int i; tty_port_init(&serial->port); - minor = get_free_serial_index(); - if (minor < 0) + if (obtain_minor(serial)) goto exit2; /* register our minor number */ serial->parent->dev = tty_port_register_device_attr(&serial->port, - tty_drv, minor, &serial->parent->interface->dev, + tty_drv, serial->minor, &serial->parent->interface->dev, serial->parent, hso_serial_dev_groups); - if (IS_ERR(serial->parent->dev)) + if (IS_ERR(serial->parent->dev)) { + release_minor(serial); goto exit2; + } - /* fill in specific data for later use */ - serial->minor = minor; serial->magic = HSO_SERIAL_MAGIC; spin_lock_init(&serial->serial_lock); serial->num_rx_urbs = num_urbs; @@ -2452,7 +2450,7 @@ static int hso_rfkill_set_block(void *data, bool blocked) if (hso_dev->usb_gone) rv = 0; else - rv = usb_control_msg(hso_dev->usb, usb_rcvctrlpipe(hso_dev->usb, 0), + rv = usb_control_msg(hso_dev->usb, usb_sndctrlpipe(hso_dev->usb, 0), enabled ? 0x82 : 0x81, 0x40, 0, 0, NULL, 0, USB_CTRL_SET_TIMEOUT); mutex_unlock(&hso_dev->mutex); @@ -2513,7 +2511,7 @@ static struct hso_device *hso_create_net_device(struct usb_interface *interface, hso_net_init); if (!net) { dev_err(&interface->dev, "Unable to create ethernet device\n"); - goto exit; + goto err_hso_dev; } hso_net = netdev_priv(net); @@ -2526,13 +2524,13 @@ static struct hso_device *hso_create_net_device(struct usb_interface *interface, USB_DIR_IN); if (!hso_net->in_endp) { dev_err(&interface->dev, "Can't find BULK IN endpoint\n"); - goto exit; + goto err_net; } hso_net->out_endp = hso_get_ep(interface, USB_ENDPOINT_XFER_BULK, USB_DIR_OUT); if (!hso_net->out_endp) { dev_err(&interface->dev, "Can't find BULK OUT endpoint\n"); - goto exit; + goto err_net; } SET_NETDEV_DEV(net, &interface->dev); SET_NETDEV_DEVTYPE(net, &hso_type); @@ -2541,18 +2539,18 @@ static struct hso_device *hso_create_net_device(struct usb_interface *interface, for (i = 0; i < MUX_BULK_RX_BUF_COUNT; i++) { hso_net->mux_bulk_rx_urb_pool[i] = usb_alloc_urb(0, GFP_KERNEL); if (!hso_net->mux_bulk_rx_urb_pool[i]) - goto exit; + goto err_mux_bulk_rx; hso_net->mux_bulk_rx_buf_pool[i] = kzalloc(MUX_BULK_RX_BUF_SIZE, GFP_KERNEL); if (!hso_net->mux_bulk_rx_buf_pool[i]) - goto exit; + goto err_mux_bulk_rx; } hso_net->mux_bulk_tx_urb = usb_alloc_urb(0, GFP_KERNEL); if (!hso_net->mux_bulk_tx_urb) - goto exit; + goto err_mux_bulk_rx; hso_net->mux_bulk_tx_buf = kzalloc(MUX_BULK_TX_BUF_SIZE, GFP_KERNEL); if (!hso_net->mux_bulk_tx_buf) - goto exit; + goto err_free_tx_urb; add_net_device(hso_dev); @@ -2560,7 +2558,7 @@ static struct hso_device *hso_create_net_device(struct usb_interface *interface, result = register_netdev(net); if (result) { dev_err(&interface->dev, "Failed to register device\n"); - goto exit; + goto err_free_tx_buf; } hso_log_port(hso_dev); @@ -2568,8 +2566,21 @@ static struct hso_device *hso_create_net_device(struct usb_interface *interface, hso_create_rfkill(hso_dev, interface); return hso_dev; -exit: - hso_free_net_device(hso_dev); + +err_free_tx_buf: + remove_net_device(hso_dev); + kfree(hso_net->mux_bulk_tx_buf); +err_free_tx_urb: + usb_free_urb(hso_net->mux_bulk_tx_urb); +err_mux_bulk_rx: + for (i = 0; i < MUX_BULK_RX_BUF_COUNT; i++) { + usb_free_urb(hso_net->mux_bulk_rx_urb_pool[i]); + kfree(hso_net->mux_bulk_rx_buf_pool[i]); + } +err_net: + free_netdev(net); +err_hso_dev: + kfree(hso_dev); return NULL; } @@ -2677,9 +2688,6 @@ static struct hso_device *hso_create_bulk_serial_device( serial->write_data = hso_std_serial_write_data; - /* and record this serial */ - set_serial_by_index(serial->minor, serial); - /* setup the proc dirs and files if needed */ hso_log_port(hso_dev); @@ -2719,14 +2727,14 @@ struct hso_device *hso_create_mux_serial_device(struct usb_interface *interface, serial = kzalloc(sizeof(*serial), GFP_KERNEL); if (!serial) - goto exit; + goto err_free_dev; hso_dev->port_data.dev_serial = serial; serial->parent = hso_dev; if (hso_serial_common_create (serial, 1, CTRL_URB_RX_SIZE, CTRL_URB_TX_SIZE)) - goto exit; + goto err_free_serial; serial->tx_data_length--; serial->write_data = hso_mux_serial_write_data; @@ -2736,20 +2744,15 @@ struct hso_device *hso_create_mux_serial_device(struct usb_interface *interface, serial->shared_int->ref_count++; mutex_unlock(&serial->shared_int->shared_int_lock); - /* and record this serial */ - set_serial_by_index(serial->minor, serial); - /* setup the proc dirs and files if needed */ hso_log_port(hso_dev); /* done, return it */ return hso_dev; -exit: - if (serial) { - tty_unregister_device(tty_drv, serial->minor); - kfree(serial); - } +err_free_serial: + kfree(serial); +err_free_dev: kfree(hso_dev); return NULL; @@ -3122,8 +3125,7 @@ static void hso_free_interface(struct usb_interface *interface) cancel_work_sync(&serial_table[i]->async_put_intf); cancel_work_sync(&serial_table[i]->async_get_intf); hso_serial_tty_unregister(serial); - kref_put(&serial_table[i]->ref, hso_serial_ref_free); - set_serial_by_index(i, NULL); + kref_put(&serial->parent->ref, hso_serial_ref_free); } } diff --git a/drivers/net/usb/huawei_cdc_ncm.c b/drivers/net/usb/huawei_cdc_ncm.c index 63f28908afda..ac86fb0efb25 100644 --- a/drivers/net/usb/huawei_cdc_ncm.c +++ b/drivers/net/usb/huawei_cdc_ncm.c @@ -81,11 +81,11 @@ static int huawei_cdc_ncm_bind(struct usbnet *usbnet_dev, */ drvflags |= CDC_NCM_FLAG_NDP_TO_END; - /* Additionally, it has been reported that some Huawei E3372H devices, with - * firmware version 21.318.01.00.541, come out of reset in NTB32 format mode, hence - * needing to be set to the NTB16 one again. + /* For many Huawei devices the NTB32 mode is the default and the best mode + * they work with. Huawei E5785 and E5885 devices refuse to work in NTB16 mode at all. */ - drvflags |= CDC_NCM_FLAG_RESET_NTB16; + drvflags |= CDC_NCM_FLAG_PREFER_NTB32; + ret = cdc_ncm_bind_common(usbnet_dev, intf, 1, drvflags); if (ret) goto err; diff --git a/drivers/net/usb/ipheth.c b/drivers/net/usb/ipheth.c index 3d71f1716390..cea005cc7b2a 100644 --- a/drivers/net/usb/ipheth.c +++ b/drivers/net/usb/ipheth.c @@ -70,7 +70,7 @@ #define IPHETH_USBINTF_SUBCLASS 253 #define IPHETH_USBINTF_PROTO 1 -#define IPHETH_BUF_SIZE 1516 +#define IPHETH_BUF_SIZE 1514 #define IPHETH_IP_ALIGN 2 /* padding at front of URB */ #define IPHETH_TX_TIMEOUT (5 * HZ) @@ -173,7 +173,7 @@ static int ipheth_alloc_urbs(struct ipheth_device *iphone) if (tx_buf == NULL) goto free_rx_urb; - rx_buf = usb_alloc_coherent(iphone->udev, IPHETH_BUF_SIZE, + rx_buf = usb_alloc_coherent(iphone->udev, IPHETH_BUF_SIZE + IPHETH_IP_ALIGN, GFP_KERNEL, &rx_urb->transfer_dma); if (rx_buf == NULL) goto free_tx_buf; @@ -198,7 +198,7 @@ error_nomem: static void ipheth_free_urbs(struct ipheth_device *iphone) { - usb_free_coherent(iphone->udev, IPHETH_BUF_SIZE, iphone->rx_buf, + usb_free_coherent(iphone->udev, IPHETH_BUF_SIZE + IPHETH_IP_ALIGN, iphone->rx_buf, iphone->rx_urb->transfer_dma); usb_free_coherent(iphone->udev, IPHETH_BUF_SIZE, iphone->tx_buf, iphone->tx_urb->transfer_dma); @@ -371,7 +371,7 @@ static int ipheth_rx_submit(struct ipheth_device *dev, gfp_t mem_flags) usb_fill_bulk_urb(dev->rx_urb, udev, usb_rcvbulkpipe(udev, dev->bulk_in), - dev->rx_buf, IPHETH_BUF_SIZE, + dev->rx_buf, IPHETH_BUF_SIZE + IPHETH_IP_ALIGN, ipheth_rcvbulk_callback, dev); dev->rx_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; diff --git a/drivers/net/usb/kalmia.c b/drivers/net/usb/kalmia.c index 0cc6993c279a..93ee909c7939 100644 --- a/drivers/net/usb/kalmia.c +++ b/drivers/net/usb/kalmia.c @@ -69,8 +69,8 @@ kalmia_send_init_packet(struct usbnet *dev, u8 *init_msg, u8 init_msg_len, init_msg, init_msg_len, &act_len, KALMIA_USB_TIMEOUT); if (status != 0) { netdev_err(dev->net, - "Error sending init packet. Status %i, length %i\n", - status, act_len); + "Error sending init packet. Status %i\n", + status); return status; } else if (act_len != init_msg_len) { @@ -87,8 +87,8 @@ kalmia_send_init_packet(struct usbnet *dev, u8 *init_msg, u8 init_msg_len, if (status != 0) netdev_err(dev->net, - "Error receiving init result. Status %i, length %i\n", - status, act_len); + "Error receiving init result. Status %i\n", + status); else if (act_len != expected_len) netdev_err(dev->net, "Unexpected init result length: %i\n", act_len); diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c index 5bd07cdb3e6e..a44968d5cac4 100644 --- a/drivers/net/usb/lan78xx.c +++ b/drivers/net/usb/lan78xx.c @@ -75,6 +75,8 @@ #define LAN7801_USB_PRODUCT_ID (0x7801) #define LAN78XX_EEPROM_MAGIC (0x78A5) #define LAN78XX_OTP_MAGIC (0x78F3) +#define AT29M2AF_USB_VENDOR_ID (0x07C9) +#define AT29M2AF_USB_PRODUCT_ID (0x0012) #define MII_READ 1 #define MII_WRITE 0 @@ -945,11 +947,9 @@ static int lan78xx_read_otp(struct lan78xx_net *dev, u32 offset, ret = lan78xx_read_raw_otp(dev, 0, 1, &sig); if (ret == 0) { - if (sig == OTP_INDICATOR_1) - offset = offset; - else if (sig == OTP_INDICATOR_2) + if (sig == OTP_INDICATOR_2) offset += 0x100; - else + else if (sig != OTP_INDICATOR_1) ret = -EINVAL; if (!ret) ret = lan78xx_read_raw_otp(dev, offset, length, data); @@ -1172,7 +1172,7 @@ static int lan78xx_link_reset(struct lan78xx_net *dev) { struct phy_device *phydev = dev->net->phydev; struct ethtool_link_ksettings ecmd; - int ladv, radv, ret; + int ladv, radv, ret, link; u32 buf; /* clear LAN78xx interrupt status */ @@ -1180,9 +1180,12 @@ static int lan78xx_link_reset(struct lan78xx_net *dev) if (unlikely(ret < 0)) return -EIO; + mutex_lock(&phydev->lock); phy_read_status(phydev); + link = phydev->link; + mutex_unlock(&phydev->lock); - if (!phydev->link && dev->link_on) { + if (!link && dev->link_on) { dev->link_on = false; /* reset MAC */ @@ -1195,7 +1198,7 @@ static int lan78xx_link_reset(struct lan78xx_net *dev) return -EIO; del_timer(&dev->stat_monitor); - } else if (phydev->link && !dev->link_on) { + } else if (link && !dev->link_on) { dev->link_on = true; phy_ethtool_ksettings_get(phydev, &ecmd); @@ -1485,9 +1488,14 @@ static int lan78xx_set_eee(struct net_device *net, struct ethtool_eee *edata) static u32 lan78xx_get_link(struct net_device *net) { + u32 link; + + mutex_lock(&net->phydev->lock); phy_read_status(net->phydev); + link = net->phydev->link; + mutex_unlock(&net->phydev->lock); - return net->phydev->link; + return link; } static void lan78xx_get_drvinfo(struct net_device *net, @@ -2144,7 +2152,7 @@ static int lan78xx_phy_init(struct lan78xx_net *dev) if (dev->domain_data.phyirq > 0) phydev->irq = dev->domain_data.phyirq; else - phydev->irq = 0; + phydev->irq = PHY_POLL; netdev_dbg(dev->net, "phydev->irq = %d\n", phydev->irq); /* set to AUTOMDIX */ @@ -3764,6 +3772,12 @@ static int lan78xx_probe(struct usb_interface *intf, dev->maxpacket = usb_maxpacket(dev->udev, dev->pipe_out, 1); + /* Reject broken descriptors. */ + if (dev->maxpacket == 0) { + ret = -ENODEV; + goto out4; + } + /* driver requires remote-wakeup capability during autosuspend. */ intf->needs_remote_wakeup = 1; @@ -4158,6 +4172,10 @@ static const struct usb_device_id products[] = { /* LAN7801 USB Gigabit Ethernet Device */ USB_DEVICE(LAN78XX_USB_VENDOR_ID, LAN7801_USB_PRODUCT_ID), }, + { + /* ATM2-AF USB Gigabit Ethernet Device */ + USB_DEVICE(AT29M2AF_USB_VENDOR_ID, AT29M2AF_USB_PRODUCT_ID), + }, {}, }; MODULE_DEVICE_TABLE(usb, products); diff --git a/drivers/net/usb/mcs7830.c b/drivers/net/usb/mcs7830.c index 5a47e5510ca8..c0f52a622964 100644 --- a/drivers/net/usb/mcs7830.c +++ b/drivers/net/usb/mcs7830.c @@ -121,8 +121,16 @@ static const char driver_name[] = "MOSCHIP usb-ethernet driver"; static int mcs7830_get_reg(struct usbnet *dev, u16 index, u16 size, void *data) { - return usbnet_read_cmd(dev, MCS7830_RD_BREQ, MCS7830_RD_BMREQ, - 0x0000, index, data, size); + int ret; + + ret = usbnet_read_cmd(dev, MCS7830_RD_BREQ, MCS7830_RD_BMREQ, + 0x0000, index, data, size); + if (ret < 0) + return ret; + else if (ret < size) + return -ENODATA; + + return ret; } static int mcs7830_set_reg(struct usbnet *dev, u16 index, u16 size, const void *data) diff --git a/drivers/net/usb/pegasus.c b/drivers/net/usb/pegasus.c index b7a0df95d4b0..881468ff02bf 100644 --- a/drivers/net/usb/pegasus.c +++ b/drivers/net/usb/pegasus.c @@ -498,11 +498,11 @@ static void read_bulk_callback(struct urb *urb) goto goon; rx_status = buf[count - 2]; - if (rx_status & 0x1e) { + if (rx_status & 0x1c) { netif_dbg(pegasus, rx_err, net, "RX packet error %x\n", rx_status); net->stats.rx_errors++; - if (rx_status & 0x06) /* long or runt */ + if (rx_status & 0x04) /* runt */ net->stats.rx_length_errors++; if (rx_status & 0x08) net->stats.rx_crc_errors++; @@ -750,12 +750,16 @@ static inline void disable_net_traffic(pegasus_t *pegasus) set_registers(pegasus, EthCtrl0, sizeof(tmp), &tmp); } -static inline void get_interrupt_interval(pegasus_t *pegasus) +static inline int get_interrupt_interval(pegasus_t *pegasus) { u16 data; u8 interval; + int ret; + + ret = read_eprom_word(pegasus, 4, &data); + if (ret < 0) + return ret; - read_eprom_word(pegasus, 4, &data); interval = data >> 8; if (pegasus->usb->speed != USB_SPEED_HIGH) { if (interval < 0x80) { @@ -770,6 +774,8 @@ static inline void get_interrupt_interval(pegasus_t *pegasus) } } pegasus->intr_interval = interval; + + return 0; } static void set_carrier(struct net_device *net) @@ -1188,7 +1194,9 @@ static int pegasus_probe(struct usb_interface *intf, | NETIF_MSG_PROBE | NETIF_MSG_LINK); pegasus->features = usb_dev_id[dev_index].private; - get_interrupt_interval(pegasus); + res = get_interrupt_interval(pegasus); + if (res) + goto out2; if (reset_mac(pegasus)) { dev_err(&intf->dev, "can't reset MAC\n"); res = -EIO; diff --git a/drivers/net/usb/plusb.c b/drivers/net/usb/plusb.c index 6fe59373cba9..8bab7306e5a6 100644 --- a/drivers/net/usb/plusb.c +++ b/drivers/net/usb/plusb.c @@ -69,9 +69,7 @@ static inline int pl_vendor_req(struct usbnet *dev, u8 req, u8 val, u8 index) { - return usbnet_read_cmd(dev, req, - USB_DIR_IN | USB_TYPE_VENDOR | - USB_RECIP_DEVICE, + return usbnet_write_cmd(dev, req, USB_TYPE_VENDOR | USB_RECIP_DEVICE, val, index, NULL, 0); } diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index af58bf54aa9b..f787b9a4f9a9 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -22,6 +22,7 @@ #include <linux/usb/cdc.h> #include <linux/usb/usbnet.h> #include <linux/usb/cdc-wdm.h> +#include <linux/u64_stats_sync.h> /* This driver supports wwan (3G/LTE/?) devices using a vendor * specific management protocol called Qualcomm MSM Interface (QMI) - @@ -74,6 +75,7 @@ struct qmimux_hdr { struct qmimux_priv { struct net_device *real_dev; u8 mux_id; + struct pcpu_sw_netstats __percpu *stats64; }; static int qmimux_open(struct net_device *dev) @@ -100,19 +102,65 @@ static netdev_tx_t qmimux_start_xmit(struct sk_buff *skb, struct net_device *dev struct qmimux_priv *priv = netdev_priv(dev); unsigned int len = skb->len; struct qmimux_hdr *hdr; + netdev_tx_t ret; hdr = skb_push(skb, sizeof(struct qmimux_hdr)); hdr->pad = 0; hdr->mux_id = priv->mux_id; hdr->pkt_len = cpu_to_be16(len); skb->dev = priv->real_dev; - return dev_queue_xmit(skb); + ret = dev_queue_xmit(skb); + + if (likely(ret == NET_XMIT_SUCCESS || ret == NET_XMIT_CN)) { + struct pcpu_sw_netstats *stats64 = this_cpu_ptr(priv->stats64); + + u64_stats_update_begin(&stats64->syncp); + stats64->tx_packets++; + stats64->tx_bytes += len; + u64_stats_update_end(&stats64->syncp); + } else { + dev->stats.tx_dropped++; + } + + return ret; +} + +static void qmimux_get_stats64(struct net_device *net, + struct rtnl_link_stats64 *stats) +{ + struct qmimux_priv *priv = netdev_priv(net); + unsigned int start; + int cpu; + + netdev_stats_to_stats64(stats, &net->stats); + + for_each_possible_cpu(cpu) { + struct pcpu_sw_netstats *stats64; + u64 rx_packets, rx_bytes; + u64 tx_packets, tx_bytes; + + stats64 = per_cpu_ptr(priv->stats64, cpu); + + do { + start = u64_stats_fetch_begin_irq(&stats64->syncp); + rx_packets = stats64->rx_packets; + rx_bytes = stats64->rx_bytes; + tx_packets = stats64->tx_packets; + tx_bytes = stats64->tx_bytes; + } while (u64_stats_fetch_retry_irq(&stats64->syncp, start)); + + stats->rx_packets += rx_packets; + stats->rx_bytes += rx_bytes; + stats->tx_packets += tx_packets; + stats->tx_bytes += tx_bytes; + } } static const struct net_device_ops qmimux_netdev_ops = { - .ndo_open = qmimux_open, - .ndo_stop = qmimux_stop, - .ndo_start_xmit = qmimux_start_xmit, + .ndo_open = qmimux_open, + .ndo_stop = qmimux_stop, + .ndo_start_xmit = qmimux_start_xmit, + .ndo_get_stats64 = qmimux_get_stats64, }; static void qmimux_setup(struct net_device *dev) @@ -197,8 +245,19 @@ static int qmimux_rx_fixup(struct usbnet *dev, struct sk_buff *skb) } skb_put_data(skbn, skb->data + offset + qmimux_hdr_sz, pkt_len); - if (netif_rx(skbn) != NET_RX_SUCCESS) + if (netif_rx(skbn) != NET_RX_SUCCESS) { + net->stats.rx_errors++; return 0; + } else { + struct pcpu_sw_netstats *stats64; + struct qmimux_priv *priv = netdev_priv(net); + + stats64 = this_cpu_ptr(priv->stats64); + u64_stats_update_begin(&stats64->syncp); + stats64->rx_packets++; + stats64->rx_bytes += pkt_len; + u64_stats_update_end(&stats64->syncp); + } skip: offset += len + qmimux_hdr_sz; @@ -222,6 +281,12 @@ static int qmimux_register_device(struct net_device *real_dev, u8 mux_id) priv->mux_id = mux_id; priv->real_dev = real_dev; + priv->stats64 = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats); + if (!priv->stats64) { + err = -ENOBUFS; + goto out_free_newdev; + } + err = register_netdevice(new_dev); if (err < 0) goto out_free_newdev; @@ -252,6 +317,7 @@ static void qmimux_unregister_device(struct net_device *dev, struct qmimux_priv *priv = netdev_priv(dev); struct net_device *real_dev = priv->real_dev; + free_percpu(priv->stats64); netdev_upper_dev_unlink(real_dev, dev); unregister_netdevice_queue(dev, head); @@ -378,13 +444,6 @@ static ssize_t add_mux_store(struct device *d, struct device_attribute *attr, c goto err; } - /* we don't want to modify a running netdev */ - if (netif_running(dev->net)) { - netdev_err(dev->net, "Cannot change a running device\n"); - ret = -EBUSY; - goto err; - } - ret = qmimux_register_device(dev->net, mux_id); if (!ret) { info->flags |= QMI_WWAN_FLAG_MUX; @@ -414,13 +473,6 @@ static ssize_t del_mux_store(struct device *d, struct device_attribute *attr, c if (!rtnl_trylock()) return restart_syscall(); - /* we don't want to modify a running netdev */ - if (netif_running(dev->net)) { - netdev_err(dev->net, "Cannot change a running device\n"); - ret = -EBUSY; - goto err; - } - del_dev = qmimux_find_dev(dev, mux_id); if (!del_dev) { netdev_err(dev->net, "mux_id not present\n"); @@ -995,7 +1047,9 @@ static const struct usb_device_id products[] = { {QMI_MATCH_FF_FF_FF(0x2c7c, 0x0125)}, /* Quectel EC25, EC20 R2.0 Mini PCIe */ {QMI_MATCH_FF_FF_FF(0x2c7c, 0x0306)}, /* Quectel EP06/EG06/EM06 */ {QMI_MATCH_FF_FF_FF(0x2c7c, 0x0512)}, /* Quectel EG12/EM12 */ + {QMI_MATCH_FF_FF_FF(0x2c7c, 0x0620)}, /* Quectel EM160R-GL */ {QMI_MATCH_FF_FF_FF(0x2c7c, 0x0800)}, /* Quectel RM500Q-GL */ + {QMI_MATCH_FF_FF_FF(0x2c7c, 0x0801)}, /* Quectel RM520N */ /* 3. Combined interface devices matching on interface number */ {QMI_FIXED_INTF(0x0408, 0xea42, 4)}, /* Yota / Megafon M100-1 */ @@ -1029,7 +1083,7 @@ static const struct usb_device_id products[] = { {QMI_FIXED_INTF(0x05c6, 0x9011, 4)}, {QMI_FIXED_INTF(0x05c6, 0x9021, 1)}, {QMI_FIXED_INTF(0x05c6, 0x9022, 2)}, - {QMI_FIXED_INTF(0x05c6, 0x9025, 4)}, /* Alcatel-sbell ASB TL131 TDD LTE (China Mobile) */ + {QMI_QUIRK_SET_DTR(0x05c6, 0x9025, 4)}, /* Alcatel-sbell ASB TL131 TDD LTE (China Mobile) */ {QMI_FIXED_INTF(0x05c6, 0x9026, 3)}, {QMI_FIXED_INTF(0x05c6, 0x902e, 5)}, {QMI_FIXED_INTF(0x05c6, 0x9031, 5)}, @@ -1127,7 +1181,9 @@ static const struct usb_device_id products[] = { {QMI_FIXED_INTF(0x05c6, 0x9080, 8)}, {QMI_FIXED_INTF(0x05c6, 0x9083, 3)}, {QMI_FIXED_INTF(0x05c6, 0x9084, 4)}, + {QMI_QUIRK_SET_DTR(0x05c6, 0x9091, 2)}, /* Compal RXM-G1 */ {QMI_FIXED_INTF(0x05c6, 0x90b2, 3)}, /* ublox R410M */ + {QMI_QUIRK_SET_DTR(0x05c6, 0x90db, 2)}, /* Compal RXM-G1 */ {QMI_FIXED_INTF(0x05c6, 0x920d, 0)}, {QMI_FIXED_INTF(0x05c6, 0x920d, 5)}, {QMI_QUIRK_SET_DTR(0x05c6, 0x9625, 4)}, /* YUGA CLM920-NC5 */ @@ -1194,6 +1250,7 @@ static const struct usb_device_id products[] = { {QMI_FIXED_INTF(0x19d2, 0x0168, 4)}, {QMI_FIXED_INTF(0x19d2, 0x0176, 3)}, {QMI_FIXED_INTF(0x19d2, 0x0178, 3)}, + {QMI_FIXED_INTF(0x19d2, 0x0189, 4)}, /* ZTE MF290 */ {QMI_FIXED_INTF(0x19d2, 0x0191, 4)}, /* ZTE EuFi890 */ {QMI_FIXED_INTF(0x19d2, 0x0199, 1)}, /* ZTE MF820S */ {QMI_FIXED_INTF(0x19d2, 0x0200, 1)}, @@ -1216,6 +1273,7 @@ static const struct usb_device_id products[] = { {QMI_FIXED_INTF(0x19d2, 0x1255, 4)}, {QMI_FIXED_INTF(0x19d2, 0x1256, 4)}, {QMI_FIXED_INTF(0x19d2, 0x1270, 5)}, /* ZTE MF667 */ + {QMI_FIXED_INTF(0x19d2, 0x1275, 3)}, /* ZTE P685M */ {QMI_FIXED_INTF(0x19d2, 0x1401, 2)}, {QMI_FIXED_INTF(0x19d2, 0x1402, 2)}, /* ZTE MF60 */ {QMI_FIXED_INTF(0x19d2, 0x1424, 2)}, @@ -1230,7 +1288,7 @@ static const struct usb_device_id products[] = { {QMI_FIXED_INTF(0x2001, 0x7e3d, 4)}, /* D-Link DWM-222 A2 */ {QMI_FIXED_INTF(0x2020, 0x2031, 4)}, /* Olicard 600 */ {QMI_FIXED_INTF(0x2020, 0x2033, 4)}, /* BroadMobi BM806U */ - {QMI_FIXED_INTF(0x2020, 0x2060, 4)}, /* BroadMobi BM818 */ + {QMI_QUIRK_SET_DTR(0x2020, 0x2060, 4)}, /* BroadMobi BM818 */ {QMI_FIXED_INTF(0x0f3d, 0x68a2, 8)}, /* Sierra Wireless MC7700 */ {QMI_FIXED_INTF(0x114f, 0x68a2, 8)}, /* Sierra Wireless MC7750 */ {QMI_FIXED_INTF(0x1199, 0x68a2, 8)}, /* Sierra Wireless MC7710 in QMI mode */ @@ -1262,12 +1320,17 @@ static const struct usb_device_id products[] = { {QMI_FIXED_INTF(0x2357, 0x0201, 4)}, /* TP-LINK HSUPA Modem MA180 */ {QMI_FIXED_INTF(0x2357, 0x9000, 4)}, /* TP-LINK MA260 */ {QMI_QUIRK_SET_DTR(0x1bc7, 0x1031, 3)}, /* Telit LE910C1-EUX */ + {QMI_QUIRK_SET_DTR(0x1bc7, 0x103a, 0)}, /* Telit LE910C4-WWX */ {QMI_QUIRK_SET_DTR(0x1bc7, 0x1040, 2)}, /* Telit LE922A */ {QMI_QUIRK_SET_DTR(0x1bc7, 0x1050, 2)}, /* Telit FN980 */ + {QMI_QUIRK_SET_DTR(0x1bc7, 0x1060, 2)}, /* Telit LN920 */ + {QMI_QUIRK_SET_DTR(0x1bc7, 0x1070, 2)}, /* Telit FN990 */ + {QMI_QUIRK_SET_DTR(0x1bc7, 0x1080, 2)}, /* Telit FE990 */ {QMI_FIXED_INTF(0x1bc7, 0x1100, 3)}, /* Telit ME910 */ {QMI_FIXED_INTF(0x1bc7, 0x1101, 3)}, /* Telit ME910 dual modem */ {QMI_FIXED_INTF(0x1bc7, 0x1200, 5)}, /* Telit LE920 */ {QMI_QUIRK_SET_DTR(0x1bc7, 0x1201, 2)}, /* Telit LE920, LE920A4 */ + {QMI_QUIRK_SET_DTR(0x1bc7, 0x1230, 2)}, /* Telit LE910Cx */ {QMI_QUIRK_SET_DTR(0x1bc7, 0x1260, 2)}, /* Telit LE910Cx */ {QMI_QUIRK_SET_DTR(0x1bc7, 0x1261, 2)}, /* Telit LE910Cx */ {QMI_QUIRK_SET_DTR(0x1bc7, 0x1900, 1)}, /* Telit LN940 series */ @@ -1282,12 +1345,14 @@ static const struct usb_device_id products[] = { {QMI_FIXED_INTF(0x0b3c, 0xc00a, 6)}, /* Olivetti Olicard 160 */ {QMI_FIXED_INTF(0x0b3c, 0xc00b, 4)}, /* Olivetti Olicard 500 */ {QMI_FIXED_INTF(0x1e2d, 0x0060, 4)}, /* Cinterion PLxx */ + {QMI_QUIRK_SET_DTR(0x1e2d, 0x006f, 8)}, /* Cinterion PLS83/PLS63 */ {QMI_FIXED_INTF(0x1e2d, 0x0053, 4)}, /* Cinterion PHxx,PXxx */ {QMI_FIXED_INTF(0x1e2d, 0x0063, 10)}, /* Cinterion ALASxx (1 RmNet) */ {QMI_FIXED_INTF(0x1e2d, 0x0082, 4)}, /* Cinterion PHxx,PXxx (2 RmNet) */ {QMI_FIXED_INTF(0x1e2d, 0x0082, 5)}, /* Cinterion PHxx,PXxx (2 RmNet) */ {QMI_FIXED_INTF(0x1e2d, 0x0083, 4)}, /* Cinterion PHxx,PXxx (1 RmNet + USB Audio)*/ {QMI_QUIRK_SET_DTR(0x1e2d, 0x00b0, 4)}, /* Cinterion CLS8 */ + {QMI_FIXED_INTF(0x1e2d, 0x00b7, 0)}, /* Cinterion MV31 RmNet */ {QMI_FIXED_INTF(0x413c, 0x81a2, 8)}, /* Dell Wireless 5806 Gobi(TM) 4G LTE Mobile Broadband Card */ {QMI_FIXED_INTF(0x413c, 0x81a3, 8)}, /* Dell Wireless 5570 HSPA+ (42Mbps) Mobile Broadband Card */ {QMI_FIXED_INTF(0x413c, 0x81a4, 8)}, /* Dell Wireless 5570e HSPA+ (42Mbps) Mobile Broadband Card */ @@ -1297,10 +1362,13 @@ static const struct usb_device_id products[] = { {QMI_FIXED_INTF(0x413c, 0x81b3, 8)}, /* Dell Wireless 5809e Gobi(TM) 4G LTE Mobile Broadband Card (rev3) */ {QMI_FIXED_INTF(0x413c, 0x81b6, 8)}, /* Dell Wireless 5811e */ {QMI_FIXED_INTF(0x413c, 0x81b6, 10)}, /* Dell Wireless 5811e */ + {QMI_FIXED_INTF(0x413c, 0x81c2, 8)}, /* Dell Wireless 5811e */ {QMI_FIXED_INTF(0x413c, 0x81cc, 8)}, /* Dell Wireless 5816e */ {QMI_FIXED_INTF(0x413c, 0x81d7, 0)}, /* Dell Wireless 5821e */ {QMI_FIXED_INTF(0x413c, 0x81d7, 1)}, /* Dell Wireless 5821e preproduction config */ {QMI_FIXED_INTF(0x413c, 0x81e0, 0)}, /* Dell Wireless 5821e with eSIM support*/ + {QMI_FIXED_INTF(0x413c, 0x81e4, 0)}, /* Dell Wireless 5829e with eSIM support*/ + {QMI_FIXED_INTF(0x413c, 0x81e6, 0)}, /* Dell Wireless 5829e */ {QMI_FIXED_INTF(0x03f0, 0x4e1d, 8)}, /* HP lt4111 LTE/EV-DO/HSPA+ Gobi 4G Module */ {QMI_FIXED_INTF(0x03f0, 0x9d1d, 1)}, /* HP lt4120 Snapdragon X5 LTE */ {QMI_FIXED_INTF(0x22de, 0x9061, 3)}, /* WeTelecom WPD-600N */ @@ -1309,9 +1377,12 @@ static const struct usb_device_id products[] = { {QMI_QUIRK_SET_DTR(0x2c7c, 0x0191, 4)}, /* Quectel EG91 */ {QMI_QUIRK_SET_DTR(0x2c7c, 0x0195, 4)}, /* Quectel EG95 */ {QMI_FIXED_INTF(0x2c7c, 0x0296, 4)}, /* Quectel BG96 */ + {QMI_QUIRK_SET_DTR(0x2c7c, 0x030e, 4)}, /* Quectel EM05GV2 */ {QMI_QUIRK_SET_DTR(0x2cb7, 0x0104, 4)}, /* Fibocom NL678 series */ {QMI_FIXED_INTF(0x0489, 0xe0b4, 0)}, /* Foxconn T77W968 LTE */ {QMI_FIXED_INTF(0x0489, 0xe0b5, 0)}, /* Foxconn T77W968 LTE with eSIM support*/ + {QMI_FIXED_INTF(0x2692, 0x9025, 4)}, /* Cellient MPL200 (rebranded Qualcomm 05c6:9025) */ + {QMI_QUIRK_SET_DTR(0x1546, 0x1342, 4)}, /* u-blox LARA-L6 */ /* 4. Gobi 1000 devices */ {QMI_GOBI1K_DEVICE(0x05c6, 0x9212)}, /* Acer Gobi Modem Device */ diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index 1b1ec4197830..9c17332c19fd 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -1386,7 +1386,9 @@ static void intr_callback(struct urb *urb) "Stop submitting intr, status %d\n", status); return; case -EOVERFLOW: - netif_info(tp, intr, tp->netdev, "intr status -EOVERFLOW\n"); + if (net_ratelimit()) + netif_info(tp, intr, tp->netdev, + "intr status -EOVERFLOW\n"); goto resubmit; /* -EPIPE: should clear the halt */ default: @@ -2593,29 +2595,6 @@ static void __rtl_set_wol(struct r8152 *tp, u32 wolopts) device_set_wakeup_enable(&tp->udev->dev, false); } -static void r8153_mac_clk_spd(struct r8152 *tp, bool enable) -{ - /* MAC clock speed down */ - if (enable) { - ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL, - ALDPS_SPDWN_RATIO); - ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL2, - EEE_SPDWN_RATIO); - ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL3, - PKT_AVAIL_SPDWN_EN | SUSPEND_SPDWN_EN | - U1U2_SPDWN_EN | L1_SPDWN_EN); - ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL4, - PWRSAVE_SPDWN_EN | RXDV_SPDWN_EN | TX10MIDLE_EN | - TP100_SPDWN_EN | TP500_SPDWN_EN | EEE_SPDWN_EN | - TP1000_SPDWN_EN); - } else { - ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL, 0); - ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL2, 0); - ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL3, 0); - ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL4, 0); - } -} - static void r8153_u1u2en(struct r8152 *tp, bool enable) { u8 u1u2[8]; @@ -2847,11 +2826,9 @@ static void rtl8153_runtime_enable(struct r8152 *tp, bool enable) if (enable) { r8153_u1u2en(tp, false); r8153_u2p3en(tp, false); - r8153_mac_clk_spd(tp, true); rtl_runtime_suspend_enable(tp, true); } else { rtl_runtime_suspend_enable(tp, false); - r8153_mac_clk_spd(tp, false); switch (tp->version) { case RTL_VER_03: @@ -3413,7 +3390,6 @@ static void r8153_first_init(struct r8152 *tp) u32 ocp_data; int i; - r8153_mac_clk_spd(tp, false); rxdy_gated_en(tp, true); r8153_teredo_off(tp); @@ -3475,8 +3451,6 @@ static void r8153_enter_oob(struct r8152 *tp) u32 ocp_data; int i; - r8153_mac_clk_spd(tp, true); - ocp_data = ocp_read_byte(tp, MCU_TYPE_PLA, PLA_OOB_CTRL); ocp_data &= ~NOW_IS_OOB; ocp_write_byte(tp, MCU_TYPE_PLA, PLA_OOB_CTRL, ocp_data); @@ -3988,9 +3962,10 @@ static int rtl8152_close(struct net_device *netdev) tp->rtl_ops.down(tp); mutex_unlock(&tp->control); + } + if (!res) usb_autopm_put_interface(tp->intf); - } free_all_mem(tp); @@ -4141,9 +4116,14 @@ static void r8153_init(struct r8152 *tp) ocp_write_word(tp, MCU_TYPE_USB, USB_CONNECT_TIMER, 0x0001); + /* MAC clock speed down */ + ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL, 0); + ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL2, 0); + ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL3, 0); + ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL4, 0); + r8153_power_cut_en(tp, false); r8153_u1u2en(tp, true); - r8153_mac_clk_spd(tp, false); usb_enable_lpm(tp->udev); /* rx aggregation */ @@ -4672,7 +4652,7 @@ static void rtl8152_get_strings(struct net_device *dev, u32 stringset, u8 *data) { switch (stringset) { case ETH_SS_STATS: - memcpy(data, *rtl8152_gstrings, sizeof(rtl8152_gstrings)); + memcpy(data, rtl8152_gstrings, sizeof(rtl8152_gstrings)); break; } } @@ -5347,11 +5327,13 @@ static const struct usb_device_id rtl8152_table[] = { {REALTEK_USB_DEVICE(VENDOR_ID_MICROSOFT, 0x0927)}, {REALTEK_USB_DEVICE(VENDOR_ID_SAMSUNG, 0xa101)}, {REALTEK_USB_DEVICE(VENDOR_ID_LENOVO, 0x304f)}, + {REALTEK_USB_DEVICE(VENDOR_ID_LENOVO, 0x3054)}, {REALTEK_USB_DEVICE(VENDOR_ID_LENOVO, 0x3062)}, {REALTEK_USB_DEVICE(VENDOR_ID_LENOVO, 0x3069)}, {REALTEK_USB_DEVICE(VENDOR_ID_LENOVO, 0x7205)}, {REALTEK_USB_DEVICE(VENDOR_ID_LENOVO, 0x720c)}, {REALTEK_USB_DEVICE(VENDOR_ID_LENOVO, 0x7214)}, + {REALTEK_USB_DEVICE(VENDOR_ID_LENOVO, 0x721e)}, {REALTEK_USB_DEVICE(VENDOR_ID_LENOVO, 0xa387)}, {REALTEK_USB_DEVICE(VENDOR_ID_LINKSYS, 0x0041)}, {REALTEK_USB_DEVICE(VENDOR_ID_NVIDIA, 0x09ff)}, diff --git a/drivers/net/usb/rndis_host.c b/drivers/net/usb/rndis_host.c index a22ae3137a3f..497d6bcdc276 100644 --- a/drivers/net/usb/rndis_host.c +++ b/drivers/net/usb/rndis_host.c @@ -267,7 +267,8 @@ static int rndis_query(struct usbnet *dev, struct usb_interface *intf, off = le32_to_cpu(u.get_c->offset); len = le32_to_cpu(u.get_c->len); - if (unlikely((8 + off + len) > CONTROL_BUFFER_SIZE)) + if (unlikely((off > CONTROL_BUFFER_SIZE - 8) || + (len > CONTROL_BUFFER_SIZE - 8 - off))) goto response_error; if (*reply_len != -1 && len != *reply_len) @@ -399,7 +400,7 @@ generic_rndis_bind(struct usbnet *dev, struct usb_interface *intf, int flags) reply_len = sizeof *phym; retval = rndis_query(dev, intf, u.buf, RNDIS_OID_GEN_PHYSICAL_MEDIUM, - 0, (void **) &phym, &reply_len); + reply_len, (void **)&phym, &reply_len); if (retval != 0 || !phym) { /* OID is optional so don't fail here. */ phym_unspec = cpu_to_le32(RNDIS_PHYSICAL_MEDIUM_UNSPECIFIED); @@ -621,6 +622,11 @@ static const struct usb_device_id products [] = { USB_CLASS_COMM, 2 /* ACM */, 0x0ff), .driver_info = (unsigned long) &rndis_poll_status_info, }, { + /* Hytera Communications DMR radios' "Radio to PC Network" */ + USB_VENDOR_AND_INTERFACE_INFO(0x238b, + USB_CLASS_COMM, 2 /* ACM */, 0x0ff), + .driver_info = (unsigned long)&rndis_info, +}, { /* RNDIS is MSFT's un-official variant of CDC ACM */ USB_INTERFACE_INFO(USB_CLASS_COMM, 2 /* ACM */, 0x0ff), .driver_info = (unsigned long) &rndis_info, diff --git a/drivers/net/usb/smsc75xx.c b/drivers/net/usb/smsc75xx.c index ec287c9741e8..573d7ad2e708 100644 --- a/drivers/net/usb/smsc75xx.c +++ b/drivers/net/usb/smsc75xx.c @@ -102,7 +102,9 @@ static int __must_check __smsc75xx_read_reg(struct usbnet *dev, u32 index, ret = fn(dev, USB_VENDOR_REQUEST_READ_REGISTER, USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 0, index, &buf, 4); - if (unlikely(ret < 0)) { + if (unlikely(ret < 4)) { + ret = ret < 0 ? ret : -ENODATA; + netdev_warn(dev->net, "Failed to read reg index 0x%08x: %d\n", index, ret); return ret; @@ -1495,7 +1497,7 @@ static int smsc75xx_bind(struct usbnet *dev, struct usb_interface *intf) ret = smsc75xx_wait_ready(dev, 0); if (ret < 0) { netdev_warn(dev->net, "device not ready in smsc75xx_bind\n"); - return ret; + goto free_pdata; } smsc75xx_init_mac_address(dev); @@ -1504,7 +1506,7 @@ static int smsc75xx_bind(struct usbnet *dev, struct usb_interface *intf) ret = smsc75xx_reset(dev); if (ret < 0) { netdev_warn(dev->net, "smsc75xx_reset error %d\n", ret); - return ret; + goto cancel_work; } dev->net->netdev_ops = &smsc75xx_netdev_ops; @@ -1514,6 +1516,13 @@ static int smsc75xx_bind(struct usbnet *dev, struct usb_interface *intf) dev->hard_mtu = dev->net->mtu + dev->net->hard_header_len; dev->net->max_mtu = MAX_SINGLE_PACKET_SIZE; return 0; + +cancel_work: + cancel_work_sync(&pdata->set_multicast); +free_pdata: + kfree(pdata); + dev->data[0] = 0; + return ret; } static void smsc75xx_unbind(struct usbnet *dev, struct usb_interface *intf) @@ -1523,7 +1532,6 @@ static void smsc75xx_unbind(struct usbnet *dev, struct usb_interface *intf) cancel_work_sync(&pdata->set_multicast); netif_dbg(dev, ifdown, dev->net, "free pdata\n"); kfree(pdata); - pdata = NULL; dev->data[0] = 0; } } @@ -2207,6 +2215,13 @@ static int smsc75xx_rx_fixup(struct usbnet *dev, struct sk_buff *skb) size = (rx_cmd_a & RX_CMD_A_LEN) - RXW_PADDING; align_count = (4 - ((size + RXW_PADDING) % 4)) % 4; + if (unlikely(size > skb->len)) { + netif_dbg(dev, rx_err, dev->net, + "size err rx_cmd_a=0x%08x\n", + rx_cmd_a); + return 0; + } + if (unlikely(rx_cmd_a & RX_CMD_A_RED)) { netif_dbg(dev, rx_err, dev->net, "Error rx_cmd_a=0x%08x\n", rx_cmd_a); diff --git a/drivers/net/usb/smsc95xx.c b/drivers/net/usb/smsc95xx.c index 4f29010e1aef..37547ac72840 100644 --- a/drivers/net/usb/smsc95xx.c +++ b/drivers/net/usb/smsc95xx.c @@ -1054,7 +1054,7 @@ static int smsc95xx_reset(struct usbnet *dev) if (timeout >= 100) { netdev_warn(dev->net, "timeout waiting for completion of Lite Reset\n"); - return ret; + return -ETIMEDOUT; } ret = smsc95xx_write_reg(dev, PM_CTRL, PM_CTL_PHY_RST_); @@ -1950,6 +1950,12 @@ static int smsc95xx_rx_fixup(struct usbnet *dev, struct sk_buff *skb) size = (u16)((header & RX_STS_FL_) >> 16); align_count = (4 - ((size + NET_IP_ALIGN) % 4)) % 4; + if (unlikely(size > skb->len)) { + netif_dbg(dev, rx_err, dev->net, + "size err header=0x%08x\n", header); + return 0; + } + if (unlikely(header & RX_STS_ES_)) { netif_dbg(dev, rx_err, dev->net, "Error header=0x%08x\n", header); diff --git a/drivers/net/usb/sr9700.c b/drivers/net/usb/sr9700.c index 6ac232e52bf7..8bee8286e41a 100644 --- a/drivers/net/usb/sr9700.c +++ b/drivers/net/usb/sr9700.c @@ -410,7 +410,7 @@ static int sr9700_rx_fixup(struct usbnet *dev, struct sk_buff *skb) /* ignore the CRC length */ len = (skb->data[1] | (skb->data[2] << 8)) - 4; - if (len > ETH_FRAME_LEN) + if (len > ETH_FRAME_LEN || len > skb->len || len < 0) return 0; /* the last packet of current skb */ diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index 84b354f76dea..f7f037b399a7 100644 --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -845,13 +845,11 @@ int usbnet_stop (struct net_device *net) mpn = !test_and_clear_bit(EVENT_NO_RUNTIME_PM, &dev->flags); - /* deferred work (task, timer, softirq) must also stop. - * can't flush_scheduled_work() until we drop rtnl (later), - * else workers could deadlock; so make workers a NOP. - */ + /* deferred work (timer, softirq, task) must also stop */ dev->flags = 0; del_timer_sync (&dev->delay); tasklet_kill (&dev->bh); + cancel_work_sync(&dev->kevent); if (!pm) usb_autopm_put_interface(dev->intf); @@ -1598,6 +1596,7 @@ void usbnet_disconnect (struct usb_interface *intf) struct usbnet *dev; struct usb_device *xdev; struct net_device *net; + struct urb *urb; dev = usb_get_intfdata(intf); usb_set_intfdata(intf, NULL); @@ -1614,9 +1613,11 @@ void usbnet_disconnect (struct usb_interface *intf) net = dev->net; unregister_netdev (net); - cancel_work_sync(&dev->kevent); - - usb_scuttle_anchored_urbs(&dev->deferred); + while ((urb = usb_get_from_anchor(&dev->deferred))) { + dev_kfree_skb(urb->context); + kfree(urb->sg); + usb_free_urb(urb); + } if (dev->driver_info->unbind) dev->driver_info->unbind (dev, intf); @@ -1766,6 +1767,10 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod) } else if (!info->in || !info->out) status = usbnet_get_endpoints (dev, udev); else { + u8 ep_addrs[3] = { + info->in + USB_DIR_IN, info->out + USB_DIR_OUT, 0 + }; + dev->in = usb_rcvbulkpipe (xdev, info->in); dev->out = usb_sndbulkpipe (xdev, info->out); if (!(info->flags & FLAG_NO_SETINT)) @@ -1775,6 +1780,8 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod) else status = 0; + if (status == 0 && !usb_check_bulk_endpoints(udev, ep_addrs)) + status = -EINVAL; } if (status >= 0 && dev->status) status = init_status (dev, udev); @@ -1784,6 +1791,11 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod) if (!dev->rx_urb_size) dev->rx_urb_size = dev->hard_mtu; dev->maxpacket = usb_maxpacket (dev->udev, dev->out, 1); + if (dev->maxpacket == 0) { + /* that is a broken device */ + status = -ENODEV; + goto out4; + } /* let userspace know we have a random address */ if (ether_addr_equal(net->dev_addr, node_id)) @@ -1993,7 +2005,7 @@ static int __usbnet_read_cmd(struct usbnet *dev, u8 cmd, u8 reqtype, cmd, reqtype, value, index, size); if (size) { - buf = kmalloc(size, GFP_KERNEL); + buf = kmalloc(size, GFP_NOIO); if (!buf) goto out; } @@ -2025,7 +2037,7 @@ static int __usbnet_write_cmd(struct usbnet *dev, u8 cmd, u8 reqtype, cmd, reqtype, value, index, size); if (data) { - buf = kmemdup(data, size, GFP_KERNEL); + buf = kmemdup(data, size, GFP_NOIO); if (!buf) goto out; } else { @@ -2126,7 +2138,7 @@ static void usbnet_async_cmd_cb(struct urb *urb) int usbnet_write_cmd_async(struct usbnet *dev, u8 cmd, u8 reqtype, u16 value, u16 index, const void *data, u16 size) { - struct usb_ctrlrequest *req = NULL; + struct usb_ctrlrequest *req; struct urb *urb; int err = -ENOMEM; void *buf = NULL; @@ -2144,7 +2156,7 @@ int usbnet_write_cmd_async(struct usbnet *dev, u8 cmd, u8 reqtype, if (!buf) { netdev_err(dev->net, "Error allocating buffer" " in %s!\n", __func__); - goto fail_free; + goto fail_free_urb; } } @@ -2168,14 +2180,21 @@ int usbnet_write_cmd_async(struct usbnet *dev, u8 cmd, u8 reqtype, if (err < 0) { netdev_err(dev->net, "Error submitting the control" " message: status=%d\n", err); - goto fail_free; + goto fail_free_all; } return 0; +fail_free_all: + kfree(req); fail_free_buf: kfree(buf); -fail_free: - kfree(req); + /* + * avoid a double free + * needed because the flag can be set only + * after filling the URB + */ + urb->transfer_flags = 0; +fail_free_urb: usb_free_urb(urb); fail: return err; diff --git a/drivers/net/usb/zaurus.c b/drivers/net/usb/zaurus.c index 9c2196c3fd11..9a6ab75752e1 100644 --- a/drivers/net/usb/zaurus.c +++ b/drivers/net/usb/zaurus.c @@ -268,6 +268,11 @@ static const struct usb_device_id products [] = { .bInterfaceSubClass = USB_CDC_SUBCLASS_ETHERNET, \ .bInterfaceProtocol = USB_CDC_PROTO_NONE +#define ZAURUS_FAKE_INTERFACE \ + .bInterfaceClass = USB_CLASS_COMM, \ + .bInterfaceSubClass = USB_CDC_SUBCLASS_MDLM, \ + .bInterfaceProtocol = USB_CDC_PROTO_NONE + /* SA-1100 based Sharp Zaurus ("collie"), or compatible. */ { .match_flags = USB_DEVICE_ID_MATCH_INT_INFO @@ -296,11 +301,25 @@ static const struct usb_device_id products [] = { .match_flags = USB_DEVICE_ID_MATCH_INT_INFO | USB_DEVICE_ID_MATCH_DEVICE, .idVendor = 0x04DD, + .idProduct = 0x8005, /* A-300 */ + ZAURUS_FAKE_INTERFACE, + .driver_info = (unsigned long)&bogus_mdlm_info, +}, { + .match_flags = USB_DEVICE_ID_MATCH_INT_INFO + | USB_DEVICE_ID_MATCH_DEVICE, + .idVendor = 0x04DD, .idProduct = 0x8006, /* B-500/SL-5600 */ ZAURUS_MASTER_INTERFACE, .driver_info = ZAURUS_PXA_INFO, }, { .match_flags = USB_DEVICE_ID_MATCH_INT_INFO + | USB_DEVICE_ID_MATCH_DEVICE, + .idVendor = 0x04DD, + .idProduct = 0x8006, /* B-500/SL-5600 */ + ZAURUS_FAKE_INTERFACE, + .driver_info = (unsigned long)&bogus_mdlm_info, +}, { + .match_flags = USB_DEVICE_ID_MATCH_INT_INFO | USB_DEVICE_ID_MATCH_DEVICE, .idVendor = 0x04DD, .idProduct = 0x8007, /* C-700 */ @@ -308,6 +327,13 @@ static const struct usb_device_id products [] = { .driver_info = ZAURUS_PXA_INFO, }, { .match_flags = USB_DEVICE_ID_MATCH_INT_INFO + | USB_DEVICE_ID_MATCH_DEVICE, + .idVendor = 0x04DD, + .idProduct = 0x8007, /* C-700 */ + ZAURUS_FAKE_INTERFACE, + .driver_info = (unsigned long)&bogus_mdlm_info, +}, { + .match_flags = USB_DEVICE_ID_MATCH_INT_INFO | USB_DEVICE_ID_MATCH_DEVICE, .idVendor = 0x04DD, .idProduct = 0x9031, /* C-750 C-760 */ @@ -327,6 +353,13 @@ static const struct usb_device_id products [] = { .driver_info = ZAURUS_PXA_INFO, }, { .match_flags = USB_DEVICE_ID_MATCH_INT_INFO + | USB_DEVICE_ID_MATCH_DEVICE, + .idVendor = 0x04DD, + .idProduct = 0x9032, /* SL-6000 */ + ZAURUS_FAKE_INTERFACE, + .driver_info = (unsigned long)&bogus_mdlm_info, +}, { + .match_flags = USB_DEVICE_ID_MATCH_INT_INFO | USB_DEVICE_ID_MATCH_DEVICE, .idVendor = 0x04DD, /* reported with some C860 units */ diff --git a/drivers/net/veth.c b/drivers/net/veth.c index 2abbad1abaf2..8006a7716168 100644 --- a/drivers/net/veth.c +++ b/drivers/net/veth.c @@ -152,9 +152,10 @@ static void __veth_xdp_flush(struct veth_rq *rq) { /* Write ptr_ring before reading rx_notify_masked */ smp_mb(); - if (!rq->rx_notify_masked) { - rq->rx_notify_masked = true; - napi_schedule(&rq->xdp_napi); + if (!READ_ONCE(rq->rx_notify_masked) && + napi_schedule_prep(&rq->xdp_napi)) { + WRITE_ONCE(rq->rx_notify_masked, true); + __napi_schedule(&rq->xdp_napi); } } @@ -180,6 +181,7 @@ static netdev_tx_t veth_xmit(struct sk_buff *skb, struct net_device *dev) { struct veth_priv *rcv_priv, *priv = netdev_priv(dev); struct veth_rq *rq = NULL; + int ret = NETDEV_TX_OK; struct net_device *rcv; int length = skb->len; bool rcv_xdp = false; @@ -187,7 +189,7 @@ static netdev_tx_t veth_xmit(struct sk_buff *skb, struct net_device *dev) rcu_read_lock(); rcv = rcu_dereference(priv->peer); - if (unlikely(!rcv)) { + if (unlikely(!rcv) || !pskb_may_pull(skb, ETH_HLEN)) { kfree_skb(skb); goto drop; } @@ -197,8 +199,6 @@ static netdev_tx_t veth_xmit(struct sk_buff *skb, struct net_device *dev) if (rxq < rcv->real_num_rx_queues) { rq = &rcv_priv->rq[rxq]; rcv_xdp = rcu_access_pointer(rq->xdp_prog); - if (rcv_xdp) - skb_record_rx_queue(skb, rxq); } if (likely(veth_forward_skb(rcv, skb, rq, rcv_xdp) == NET_RX_SUCCESS)) { @@ -211,6 +211,7 @@ static netdev_tx_t veth_xmit(struct sk_buff *skb, struct net_device *dev) } else { drop: atomic64_inc(&priv->dropped); + ret = NET_XMIT_DROP; } if (rcv_xdp) @@ -218,7 +219,7 @@ drop: rcu_read_unlock(); - return NETDEV_TX_OK; + return ret; } static u64 veth_stats_one(struct pcpu_vstats *result, struct net_device *dev) @@ -625,8 +626,10 @@ static int veth_poll(struct napi_struct *napi, int budget) /* Write rx_notify_masked before reading ptr_ring */ smp_store_mb(rq->rx_notify_masked, false); if (unlikely(!__ptr_ring_empty(&rq->xdp_ring))) { - rq->rx_notify_masked = true; - napi_schedule(&rq->xdp_napi); + if (napi_schedule_prep(&rq->xdp_napi)) { + WRITE_ONCE(rq->rx_notify_masked, true); + __napi_schedule(&rq->xdp_napi); + } } } diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index b21223be93c8..331d74f9281b 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -383,7 +383,7 @@ static struct sk_buff *page_to_skb(struct virtnet_info *vi, struct receive_queue *rq, struct page *page, unsigned int offset, unsigned int len, unsigned int truesize, - bool hdr_valid) + bool hdr_valid, unsigned int metasize) { struct sk_buff *skb; struct virtio_net_hdr_mrg_rxbuf *hdr; @@ -405,6 +405,7 @@ static struct sk_buff *page_to_skb(struct virtnet_info *vi, else hdr_padded_len = sizeof(struct padded_vnet_hdr); + /* hdr_valid means no XDP, so we can copy the vnet header */ if (hdr_valid) memcpy(hdr, p, hdr_len); @@ -412,11 +413,20 @@ static struct sk_buff *page_to_skb(struct virtnet_info *vi, offset += hdr_padded_len; p += hdr_padded_len; - copy = len; - if (copy > skb_tailroom(skb)) - copy = skb_tailroom(skb); + /* Copy all frame if it fits skb->head, otherwise + * we let virtio_net_hdr_to_skb() and GRO pull headers as needed. + */ + if (len <= skb_tailroom(skb)) + copy = len; + else + copy = ETH_HLEN + metasize; skb_put_data(skb, p, copy); + if (metasize) { + __skb_pull(skb, metasize); + skb_metadata_set(skb, metasize); + } + len -= copy; offset += copy; @@ -462,10 +472,6 @@ static int __virtnet_xdp_xmit_one(struct virtnet_info *vi, struct virtio_net_hdr_mrg_rxbuf *hdr; int err; - /* virtqueue want to use data area in-front of packet */ - if (unlikely(xdpf->metasize > 0)) - return -EOPNOTSUPP; - if (unlikely(xdpf->headroom < vi->hdr_len)) return -EOVERFLOW; @@ -594,8 +600,13 @@ static struct page *xdp_linearize_page(struct receive_queue *rq, int page_off, unsigned int *len) { - struct page *page = alloc_page(GFP_ATOMIC); + int tailroom = SKB_DATA_ALIGN(sizeof(struct skb_shared_info)); + struct page *page; + + if (page_off + *len + tailroom > PAGE_SIZE) + return NULL; + page = alloc_page(GFP_ATOMIC); if (!page) return NULL; @@ -603,7 +614,6 @@ static struct page *xdp_linearize_page(struct receive_queue *rq, page_off += *len; while (--*num_buf) { - int tailroom = SKB_DATA_ALIGN(sizeof(struct skb_shared_info)); unsigned int buflen; void *buf; int off; @@ -656,6 +666,7 @@ static struct sk_buff *receive_small(struct net_device *dev, unsigned int delta = 0; struct page *xdp_page; int err; + unsigned int metasize = 0; len -= vi->hdr_len; stats->bytes += len; @@ -695,8 +706,8 @@ static struct sk_buff *receive_small(struct net_device *dev, xdp.data_hard_start = buf + VIRTNET_RX_PAD + vi->hdr_len; xdp.data = xdp.data_hard_start + xdp_headroom; - xdp_set_data_meta_invalid(&xdp); xdp.data_end = xdp.data + len; + xdp.data_meta = xdp.data; xdp.rxq = &rq->xdp_rxq; orig_data = xdp.data; act = bpf_prog_run_xdp(xdp_prog, &xdp); @@ -707,6 +718,7 @@ static struct sk_buff *receive_small(struct net_device *dev, /* Recalculate length in case bpf program changed it */ delta = orig_data - xdp.data; len = xdp.data_end - xdp.data; + metasize = xdp.data - xdp.data_meta; break; case XDP_TX: stats->xdp_tx++; @@ -752,6 +764,9 @@ static struct sk_buff *receive_small(struct net_device *dev, memcpy(skb_vnet_hdr(skb), buf, vi->hdr_len); } /* keep zeroed vnet hdr since packet was changed by bpf */ + if (metasize) + skb_metadata_set(skb, metasize); + err: return skb; @@ -772,8 +787,8 @@ static struct sk_buff *receive_big(struct net_device *dev, struct virtnet_rq_stats *stats) { struct page *page = buf; - struct sk_buff *skb = page_to_skb(vi, rq, page, 0, len, - PAGE_SIZE, true); + struct sk_buff *skb = + page_to_skb(vi, rq, page, 0, len, PAGE_SIZE, true, 0); stats->bytes += len - vi->hdr_len; if (unlikely(!skb)) @@ -805,6 +820,7 @@ static struct sk_buff *receive_mergeable(struct net_device *dev, unsigned int truesize; unsigned int headroom = mergeable_ctx_to_headroom(ctx); int err; + unsigned int metasize = 0; head_skb = NULL; stats->bytes += len - vi->hdr_len; @@ -851,8 +867,8 @@ static struct sk_buff *receive_mergeable(struct net_device *dev, data = page_address(xdp_page) + offset; xdp.data_hard_start = data - VIRTIO_XDP_HEADROOM + vi->hdr_len; xdp.data = data + vi->hdr_len; - xdp_set_data_meta_invalid(&xdp); xdp.data_end = xdp.data + (len - vi->hdr_len); + xdp.data_meta = xdp.data; xdp.rxq = &rq->xdp_rxq; act = bpf_prog_run_xdp(xdp_prog, &xdp); @@ -860,24 +876,27 @@ static struct sk_buff *receive_mergeable(struct net_device *dev, switch (act) { case XDP_PASS: + metasize = xdp.data - xdp.data_meta; + /* recalculate offset to account for any header - * adjustments. Note other cases do not build an - * skb and avoid using offset + * adjustments and minus the metasize to copy the + * metadata in page_to_skb(). Note other cases do not + * build an skb and avoid using offset */ - offset = xdp.data - - page_address(xdp_page) - vi->hdr_len; + offset = xdp.data - page_address(xdp_page) - + vi->hdr_len - metasize; - /* recalculate len if xdp.data or xdp.data_end were - * adjusted + /* recalculate len if xdp.data, xdp.data_end or + * xdp.data_meta were adjusted */ - len = xdp.data_end - xdp.data + vi->hdr_len; + len = xdp.data_end - xdp.data + vi->hdr_len + metasize; /* We can only create skb based on xdp_page. */ if (unlikely(xdp_page != page)) { rcu_read_unlock(); put_page(page); - head_skb = page_to_skb(vi, rq, xdp_page, - offset, len, - PAGE_SIZE, false); + head_skb = page_to_skb(vi, rq, xdp_page, offset, + len, PAGE_SIZE, false, + metasize); return head_skb; } break; @@ -933,7 +952,8 @@ static struct sk_buff *receive_mergeable(struct net_device *dev, goto err_skb; } - head_skb = page_to_skb(vi, rq, page, offset, len, truesize, !xdp_prog); + head_skb = page_to_skb(vi, rq, page, offset, len, truesize, !xdp_prog, + metasize); curr_skb = head_skb; if (unlikely(!curr_skb)) @@ -1494,6 +1514,8 @@ static int virtnet_poll_tx(struct napi_struct *napi, int budget) struct virtnet_info *vi = sq->vq->vdev->priv; unsigned int index = vq2txq(sq->vq); struct netdev_queue *txq; + int opaque; + bool done; if (unlikely(is_xdp_raw_buffer_queue(vi, index))) { /* We don't need to enable cb for XDP */ @@ -1503,10 +1525,28 @@ static int virtnet_poll_tx(struct napi_struct *napi, int budget) txq = netdev_get_tx_queue(vi->dev, index); __netif_tx_lock(txq, raw_smp_processor_id()); + virtqueue_disable_cb(sq->vq); free_old_xmit_skbs(sq, true); + + opaque = virtqueue_enable_cb_prepare(sq->vq); + + done = napi_complete_done(napi, 0); + + if (!done) + virtqueue_disable_cb(sq->vq); + __netif_tx_unlock(txq); - virtqueue_napi_complete(napi, sq->vq, 0); + if (done) { + if (unlikely(virtqueue_poll(sq->vq, opaque))) { + if (napi_schedule_prep(napi)) { + __netif_tx_lock(txq, raw_smp_processor_id()); + virtqueue_disable_cb(sq->vq); + __netif_tx_unlock(txq); + __napi_schedule(napi); + } + } + } if (sq->vq->num_free >= 2 + MAX_SKB_FRAGS) netif_tx_wake_queue(txq); @@ -1538,7 +1578,7 @@ static int xmit_skb(struct send_queue *sq, struct sk_buff *skb) if (virtio_net_hdr_from_skb(skb, &hdr->hdr, virtio_is_little_endian(vi->vdev), false, 0)) - BUG(); + return -EPROTO; if (vi->mergeable_rx_bufs) hdr->num_buffers = 0; @@ -2077,14 +2117,16 @@ static int virtnet_set_channels(struct net_device *dev, get_online_cpus(); err = _virtnet_set_queues(vi, queue_pairs); - if (!err) { - netif_set_real_num_tx_queues(dev, queue_pairs); - netif_set_real_num_rx_queues(dev, queue_pairs); - - virtnet_set_affinity(vi); + if (err) { + put_online_cpus(); + goto err; } + virtnet_set_affinity(vi); put_online_cpus(); + netif_set_real_num_tx_queues(dev, queue_pairs); + netif_set_real_num_rx_queues(dev, queue_pairs); + err: return err; } @@ -2277,7 +2319,6 @@ static const struct ethtool_ops virtnet_ethtool_ops = { static void virtnet_freeze_down(struct virtio_device *vdev) { struct virtnet_info *vi = vdev->priv; - int i; /* Make sure no work handler is accessing the device */ flush_work(&vi->config_work); @@ -2285,14 +2326,8 @@ static void virtnet_freeze_down(struct virtio_device *vdev) netif_tx_lock_bh(vi->dev); netif_device_detach(vi->dev); netif_tx_unlock_bh(vi->dev); - cancel_delayed_work_sync(&vi->refill); - - if (netif_running(vi->dev)) { - for (i = 0; i < vi->max_queue_pairs; i++) { - napi_disable(&vi->rq[i].napi); - virtnet_napi_tx_disable(&vi->sq[i].napi); - } - } + if (netif_running(vi->dev)) + virtnet_close(vi->dev); } static int init_vqs(struct virtnet_info *vi); @@ -2300,7 +2335,7 @@ static int init_vqs(struct virtnet_info *vi); static int virtnet_restore_up(struct virtio_device *vdev) { struct virtnet_info *vi = vdev->priv; - int err, i; + int err; err = init_vqs(vi); if (err) @@ -2309,15 +2344,9 @@ static int virtnet_restore_up(struct virtio_device *vdev) virtio_device_ready(vdev); if (netif_running(vi->dev)) { - for (i = 0; i < vi->curr_queue_pairs; i++) - if (!try_fill_recv(vi, &vi->rq[i], GFP_KERNEL)) - schedule_delayed_work(&vi->refill, 0); - - for (i = 0; i < vi->max_queue_pairs; i++) { - virtnet_napi_enable(vi->rq[i].vq, &vi->rq[i].napi); - virtnet_napi_tx_enable(vi, vi->sq[i].vq, - &vi->sq[i].napi); - } + err = virtnet_open(vi->dev); + if (err) + return err; } netif_tx_lock_bh(vi->dev); @@ -2626,6 +2655,27 @@ static void free_receive_page_frags(struct virtnet_info *vi) put_page(vi->rq[i].alloc_frag.page); } +static void virtnet_sq_free_unused_buf(struct virtqueue *vq, void *buf) +{ + if (!is_xdp_frame(buf)) + dev_kfree_skb(buf); + else + xdp_return_frame(ptr_to_xdp(buf)); +} + +static void virtnet_rq_free_unused_buf(struct virtqueue *vq, void *buf) +{ + struct virtnet_info *vi = vq->vdev->priv; + int i = vq2rxq(vq); + + if (vi->mergeable_rx_bufs) + put_page(virt_to_head_page(buf)); + else if (vi->big_packets) + give_pages(&vi->rq[i], buf); + else + put_page(virt_to_head_page(buf)); +} + static void free_unused_bufs(struct virtnet_info *vi) { void *buf; @@ -2633,26 +2683,16 @@ static void free_unused_bufs(struct virtnet_info *vi) for (i = 0; i < vi->max_queue_pairs; i++) { struct virtqueue *vq = vi->sq[i].vq; - while ((buf = virtqueue_detach_unused_buf(vq)) != NULL) { - if (!is_xdp_frame(buf)) - dev_kfree_skb(buf); - else - xdp_return_frame(ptr_to_xdp(buf)); - } + while ((buf = virtqueue_detach_unused_buf(vq)) != NULL) + virtnet_sq_free_unused_buf(vq, buf); + cond_resched(); } for (i = 0; i < vi->max_queue_pairs; i++) { struct virtqueue *vq = vi->rq[i].vq; - - while ((buf = virtqueue_detach_unused_buf(vq)) != NULL) { - if (vi->mergeable_rx_bufs) { - put_page(virt_to_head_page(buf)); - } else if (vi->big_packets) { - give_pages(&vi->rq[i], buf); - } else { - put_page(virt_to_head_page(buf)); - } - } + while ((buf = virtqueue_detach_unused_buf(vq)) != NULL) + virtnet_rq_free_unused_buf(vq, buf); + cond_resched(); } } @@ -3080,22 +3120,28 @@ static int virtnet_probe(struct virtio_device *vdev) } } - err = register_netdev(dev); + /* serialize netdev register + virtio_device_ready() with ndo_open() */ + rtnl_lock(); + + err = register_netdevice(dev); if (err) { pr_debug("virtio_net: registering device failed\n"); + rtnl_unlock(); goto free_failover; } virtio_device_ready(vdev); + _virtnet_set_queues(vi, vi->curr_queue_pairs); + + rtnl_unlock(); + err = virtnet_cpu_notif_add(vi); if (err) { pr_debug("virtio_net: registering cpu notifier failed\n"); goto free_unregister_netdev; } - virtnet_set_queues(vi, vi->curr_queue_pairs); - /* Assume link up if device can't report link status, otherwise get link status from config. */ netif_carrier_off(dev); @@ -3185,8 +3231,11 @@ static __maybe_unused int virtnet_restore(struct virtio_device *vdev) virtnet_set_queues(vi, vi->curr_queue_pairs); err = virtnet_cpu_notif_add(vi); - if (err) + if (err) { + virtnet_freeze_down(vdev); + remove_vq_common(vi); return err; + } return 0; } diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c index e454dfc9ad8f..a57ea3914968 100644 --- a/drivers/net/vmxnet3/vmxnet3_drv.c +++ b/drivers/net/vmxnet3/vmxnet3_drv.c @@ -595,6 +595,7 @@ vmxnet3_rq_alloc_rx_buf(struct vmxnet3_rx_queue *rq, u32 ring_idx, if (dma_mapping_error(&adapter->pdev->dev, rbi->dma_addr)) { dev_kfree_skb_any(rbi->skb); + rbi->skb = NULL; rq->stats.rx_buf_alloc_failure++; break; } @@ -619,6 +620,7 @@ vmxnet3_rq_alloc_rx_buf(struct vmxnet3_rx_queue *rq, u32 ring_idx, if (dma_mapping_error(&adapter->pdev->dev, rbi->dma_addr)) { put_page(rbi->page); + rbi->page = NULL; rq->stats.rx_buf_alloc_failure++; break; } @@ -1584,6 +1586,10 @@ vmxnet3_rq_cleanup(struct vmxnet3_rx_queue *rq, u32 i, ring_idx; struct Vmxnet3_RxDesc *rxd; + /* ring has already been cleaned up */ + if (!rq->rx_ring[0].base) + return; + for (ring_idx = 0; ring_idx < 2; ring_idx++) { for (i = 0; i < rq->rx_ring[ring_idx].size; i++) { #ifdef __BIG_ENDIAN_BITFIELD @@ -3634,7 +3640,6 @@ vmxnet3_suspend(struct device *device) vmxnet3_free_intr_resources(adapter); netif_device_detach(netdev); - netif_tx_stop_all_queues(netdev); /* Create wake-up filters. */ pmConf = adapter->pm_conf; diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c index b55eeb8f8fa3..857b6f80a58d 100644 --- a/drivers/net/vrf.c +++ b/drivers/net/vrf.c @@ -210,6 +210,7 @@ static netdev_tx_t vrf_process_v6_outbound(struct sk_buff *skb, /* strip the ethernet header added for pass through VRF device */ __skb_pull(skb, skb_network_offset(skb)); + memset(IP6CB(skb), 0, sizeof(*IP6CB(skb))); ret = vrf_ip6_local_out(net, skb->sk, skb); if (unlikely(net_xmit_eval(ret))) dev->stats.tx_errors++; @@ -291,6 +292,7 @@ static netdev_tx_t vrf_process_v4_outbound(struct sk_buff *skb, RT_SCOPE_LINK); } + memset(IPCB(skb), 0, sizeof(*IPCB(skb))); ret = vrf_ip_local_out(dev_net(skb_dst(skb)->dev), skb->sk, skb); if (unlikely(net_xmit_eval(ret))) vrf_dev->stats.tx_errors++; @@ -336,8 +338,7 @@ static netdev_tx_t vrf_xmit(struct sk_buff *skb, struct net_device *dev) return ret; } -static int vrf_finish_direct(struct net *net, struct sock *sk, - struct sk_buff *skb) +static void vrf_finish_direct(struct sk_buff *skb) { struct net_device *vrf_dev = skb->dev; @@ -356,7 +357,8 @@ static int vrf_finish_direct(struct net *net, struct sock *sk, skb_pull(skb, ETH_HLEN); } - return 1; + /* reset skb device */ + nf_reset(skb); } #if IS_ENABLED(CONFIG_IPV6) @@ -435,15 +437,41 @@ static struct sk_buff *vrf_ip6_out_redirect(struct net_device *vrf_dev, return skb; } +static int vrf_output6_direct_finish(struct net *net, struct sock *sk, + struct sk_buff *skb) +{ + vrf_finish_direct(skb); + + return vrf_ip6_local_out(net, sk, skb); +} + static int vrf_output6_direct(struct net *net, struct sock *sk, struct sk_buff *skb) { + int err = 1; + skb->protocol = htons(ETH_P_IPV6); - return NF_HOOK_COND(NFPROTO_IPV6, NF_INET_POST_ROUTING, - net, sk, skb, NULL, skb->dev, - vrf_finish_direct, - !(IPCB(skb)->flags & IPSKB_REROUTED)); + if (!(IPCB(skb)->flags & IPSKB_REROUTED)) + err = nf_hook(NFPROTO_IPV6, NF_INET_POST_ROUTING, net, sk, skb, + NULL, skb->dev, vrf_output6_direct_finish); + + if (likely(err == 1)) + vrf_finish_direct(skb); + + return err; +} + +static int vrf_ip6_out_direct_finish(struct net *net, struct sock *sk, + struct sk_buff *skb) +{ + int err; + + err = vrf_output6_direct(net, sk, skb); + if (likely(err == 1)) + err = vrf_ip6_local_out(net, sk, skb); + + return err; } static struct sk_buff *vrf_ip6_out_direct(struct net_device *vrf_dev, @@ -456,18 +484,15 @@ static struct sk_buff *vrf_ip6_out_direct(struct net_device *vrf_dev, skb->dev = vrf_dev; err = nf_hook(NFPROTO_IPV6, NF_INET_LOCAL_OUT, net, sk, - skb, NULL, vrf_dev, vrf_output6_direct); + skb, NULL, vrf_dev, vrf_ip6_out_direct_finish); if (likely(err == 1)) err = vrf_output6_direct(net, sk, skb); - /* reset skb device */ if (likely(err == 1)) - nf_reset(skb); - else - skb = NULL; + return skb; - return skb; + return NULL; } static struct sk_buff *vrf_ip6_out(struct net_device *vrf_dev, @@ -649,15 +674,41 @@ static struct sk_buff *vrf_ip_out_redirect(struct net_device *vrf_dev, return skb; } +static int vrf_output_direct_finish(struct net *net, struct sock *sk, + struct sk_buff *skb) +{ + vrf_finish_direct(skb); + + return vrf_ip_local_out(net, sk, skb); +} + static int vrf_output_direct(struct net *net, struct sock *sk, struct sk_buff *skb) { + int err = 1; + skb->protocol = htons(ETH_P_IP); - return NF_HOOK_COND(NFPROTO_IPV4, NF_INET_POST_ROUTING, - net, sk, skb, NULL, skb->dev, - vrf_finish_direct, - !(IPCB(skb)->flags & IPSKB_REROUTED)); + if (!(IPCB(skb)->flags & IPSKB_REROUTED)) + err = nf_hook(NFPROTO_IPV4, NF_INET_POST_ROUTING, net, sk, skb, + NULL, skb->dev, vrf_output_direct_finish); + + if (likely(err == 1)) + vrf_finish_direct(skb); + + return err; +} + +static int vrf_ip_out_direct_finish(struct net *net, struct sock *sk, + struct sk_buff *skb) +{ + int err; + + err = vrf_output_direct(net, sk, skb); + if (likely(err == 1)) + err = vrf_ip_local_out(net, sk, skb); + + return err; } static struct sk_buff *vrf_ip_out_direct(struct net_device *vrf_dev, @@ -670,18 +721,15 @@ static struct sk_buff *vrf_ip_out_direct(struct net_device *vrf_dev, skb->dev = vrf_dev; err = nf_hook(NFPROTO_IPV4, NF_INET_LOCAL_OUT, net, sk, - skb, NULL, vrf_dev, vrf_output_direct); + skb, NULL, vrf_dev, vrf_ip_out_direct_finish); if (likely(err == 1)) err = vrf_output_direct(net, sk, skb); - /* reset skb device */ if (likely(err == 1)) - nf_reset(skb); - else - skb = NULL; + return skb; - return skb; + return NULL; } static struct sk_buff *vrf_ip_out(struct net_device *vrf_dev, diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c index abf85f0ab72f..d5c8d0d54b33 100644 --- a/drivers/net/vxlan.c +++ b/drivers/net/vxlan.c @@ -524,11 +524,11 @@ static int vxlan_fdb_append(struct vxlan_fdb *f, rd = kmalloc(sizeof(*rd), GFP_ATOMIC); if (rd == NULL) - return -ENOBUFS; + return -ENOMEM; if (dst_cache_init(&rd->dst_cache, GFP_ATOMIC)) { kfree(rd); - return -ENOBUFS; + return -ENOMEM; } rd->remote_ip = *ip; @@ -542,6 +542,32 @@ static int vxlan_fdb_append(struct vxlan_fdb *f, return 1; } +static bool vxlan_parse_gpe_proto(struct vxlanhdr *hdr, __be16 *protocol) +{ + struct vxlanhdr_gpe *gpe = (struct vxlanhdr_gpe *)hdr; + + /* Need to have Next Protocol set for interfaces in GPE mode. */ + if (!gpe->np_applied) + return false; + /* "The initial version is 0. If a receiver does not support the + * version indicated it MUST drop the packet. + */ + if (gpe->version != 0) + return false; + /* "When the O bit is set to 1, the packet is an OAM packet and OAM + * processing MUST occur." However, we don't implement OAM + * processing, thus drop the packet. + */ + if (gpe->oam_flag) + return false; + + *protocol = tun_p_to_eth_p(gpe->next_protocol); + if (!*protocol) + return false; + + return true; +} + static struct vxlanhdr *vxlan_gro_remcsum(struct sk_buff *skb, unsigned int off, struct vxlanhdr *vh, size_t hdrlen, @@ -1279,35 +1305,6 @@ out: unparsed->vx_flags &= ~VXLAN_GBP_USED_BITS; } -static bool vxlan_parse_gpe_hdr(struct vxlanhdr *unparsed, - __be16 *protocol, - struct sk_buff *skb, u32 vxflags) -{ - struct vxlanhdr_gpe *gpe = (struct vxlanhdr_gpe *)unparsed; - - /* Need to have Next Protocol set for interfaces in GPE mode. */ - if (!gpe->np_applied) - return false; - /* "The initial version is 0. If a receiver does not support the - * version indicated it MUST drop the packet. - */ - if (gpe->version != 0) - return false; - /* "When the O bit is set to 1, the packet is an OAM packet and OAM - * processing MUST occur." However, we don't implement OAM - * processing, thus drop the packet. - */ - if (gpe->oam_flag) - return false; - - *protocol = tun_p_to_eth_p(gpe->next_protocol); - if (!*protocol) - return false; - - unparsed->vx_flags &= ~VXLAN_GPE_USED_BITS; - return true; -} - static bool vxlan_set_mac(struct vxlan_dev *vxlan, struct vxlan_sock *vs, struct sk_buff *skb, __be32 vni) @@ -1409,8 +1406,9 @@ static int vxlan_rcv(struct sock *sk, struct sk_buff *skb) * used by VXLAN extensions if explicitly requested. */ if (vs->flags & VXLAN_F_GPE) { - if (!vxlan_parse_gpe_hdr(&unparsed, &protocol, skb, vs->flags)) + if (!vxlan_parse_gpe_proto(&unparsed, &protocol)) goto drop; + unparsed.vx_flags &= ~VXLAN_GPE_USED_BITS; raw_proto = true; } @@ -1682,6 +1680,7 @@ static int neigh_reduce(struct net_device *dev, struct sk_buff *skb, __be32 vni) struct neighbour *n; struct nd_msg *msg; + rcu_read_lock(); in6_dev = __in6_dev_get(dev); if (!in6_dev) goto out; @@ -1733,6 +1732,7 @@ static int neigh_reduce(struct net_device *dev, struct sk_buff *skb, __be32 vni) } out: + rcu_read_unlock(); consume_skb(skb); return NETDEV_TX_OK; } @@ -3180,6 +3180,9 @@ static void vxlan_config_apply(struct net_device *dev, dev->gso_max_segs = lowerdev->gso_max_segs; needed_headroom = lowerdev->hard_header_len; + needed_headroom += lowerdev->needed_headroom; + + dev->needed_tailroom = lowerdev->needed_tailroom; max_mtu = lowerdev->mtu - (use_ipv6 ? VXLAN6_HEADROOM : VXLAN_HEADROOM); @@ -3809,7 +3812,6 @@ static void vxlan_destroy_tunnels(struct net *net, struct list_head *head) struct vxlan_net *vn = net_generic(net, vxlan_net_id); struct vxlan_dev *vxlan, *next; struct net_device *dev, *aux; - unsigned int h; for_each_netdev_safe(net, dev, aux) if (dev->rtnl_link_ops == &vxlan_link_ops) @@ -3823,14 +3825,13 @@ static void vxlan_destroy_tunnels(struct net *net, struct list_head *head) unregister_netdevice_queue(vxlan->dev, head); } - for (h = 0; h < PORT_HASH_SIZE; ++h) - WARN_ON_ONCE(!hlist_empty(&vn->sock_list[h])); } static void __net_exit vxlan_exit_batch_net(struct list_head *net_list) { struct net *net; LIST_HEAD(list); + unsigned int h; rtnl_lock(); list_for_each_entry(net, net_list, exit_list) @@ -3838,6 +3839,13 @@ static void __net_exit vxlan_exit_batch_net(struct list_head *net_list) unregister_netdevice_many(&list); rtnl_unlock(); + + list_for_each_entry(net, net_list, exit_list) { + struct vxlan_net *vn = net_generic(net, vxlan_net_id); + + for (h = 0; h < PORT_HASH_SIZE; ++h) + WARN_ON_ONCE(!hlist_empty(&vn->sock_list[h])); + } } static struct pernet_operations vxlan_net_ops = { diff --git a/drivers/net/wan/Kconfig b/drivers/net/wan/Kconfig index 21190dfbabb1..17ed5107b90a 100644 --- a/drivers/net/wan/Kconfig +++ b/drivers/net/wan/Kconfig @@ -295,6 +295,7 @@ config SLIC_DS26522 tristate "Slic Maxim ds26522 card support" depends on SPI depends on FSL_SOC || ARCH_MXC || ARCH_LAYERSCAPE || COMPILE_TEST + select BITREVERSE help This module initializes and configures the slic maxim card in T1 or E1 mode. diff --git a/drivers/net/wan/cosa.c b/drivers/net/wan/cosa.c index f6b000ddcd15..b7bfc0caa5dc 100644 --- a/drivers/net/wan/cosa.c +++ b/drivers/net/wan/cosa.c @@ -902,6 +902,7 @@ static ssize_t cosa_write(struct file *file, chan->tx_status = 1; spin_unlock_irqrestore(&cosa->lock, flags); up(&chan->wsem); + kfree(kbuf); return -ERESTARTSYS; } } diff --git a/drivers/net/wan/farsync.c b/drivers/net/wan/farsync.c index 2a3f0f1a2b0a..bc249f81c80d 100644 --- a/drivers/net/wan/farsync.c +++ b/drivers/net/wan/farsync.c @@ -2617,6 +2617,7 @@ fst_remove_one(struct pci_dev *pdev) for (i = 0; i < card->nports; i++) { struct net_device *dev = port_to_dev(&card->ports[i]); unregister_hdlc_device(dev); + free_netdev(dev); } fst_disable_intr(card); @@ -2637,6 +2638,7 @@ fst_remove_one(struct pci_dev *pdev) card->tx_dma_handle_card); } fst_card_array[card->card_no] = NULL; + kfree(card); } static struct pci_driver fst_driver = { diff --git a/drivers/net/wan/fsl_ucc_hdlc.c b/drivers/net/wan/fsl_ucc_hdlc.c index 9ab04ef532f3..c8cff000a931 100644 --- a/drivers/net/wan/fsl_ucc_hdlc.c +++ b/drivers/net/wan/fsl_ucc_hdlc.c @@ -37,6 +37,8 @@ #define TDM_PPPOHT_SLIC_MAXIN +static int uhdlc_close(struct net_device *dev); + static struct ucc_tdm_info utdm_primary_info = { .uf_info = { .tsa = 0, @@ -201,14 +203,18 @@ static int uhdlc_init(struct ucc_hdlc_private *priv) priv->rx_skbuff = kcalloc(priv->rx_ring_size, sizeof(*priv->rx_skbuff), GFP_KERNEL); - if (!priv->rx_skbuff) + if (!priv->rx_skbuff) { + ret = -ENOMEM; goto free_ucc_pram; + } priv->tx_skbuff = kcalloc(priv->tx_ring_size, sizeof(*priv->tx_skbuff), GFP_KERNEL); - if (!priv->tx_skbuff) + if (!priv->tx_skbuff) { + ret = -ENOMEM; goto free_rx_skbuff; + } priv->skb_curtx = 0; priv->skb_dirtytx = 0; @@ -657,6 +663,7 @@ static int uhdlc_open(struct net_device *dev) hdlc_device *hdlc = dev_to_hdlc(dev); struct ucc_hdlc_private *priv = hdlc->priv; struct ucc_tdm *utdm = priv->utdm; + int rc = 0; if (priv->hdlc_busy != 1) { if (request_irq(priv->ut_info->uf_info.irq, @@ -679,10 +686,13 @@ static int uhdlc_open(struct net_device *dev) netif_device_attach(priv->ndev); napi_enable(&priv->napi); netif_start_queue(dev); - hdlc_open(dev); + + rc = hdlc_open(dev); + if (rc) + uhdlc_close(dev); } - return 0; + return rc; } static void uhdlc_memclean(struct ucc_hdlc_private *priv) @@ -771,6 +781,8 @@ static int uhdlc_close(struct net_device *dev) netif_stop_queue(dev); priv->hdlc_busy = 0; + hdlc_close(dev); + return 0; } diff --git a/drivers/net/wan/hdlc.c b/drivers/net/wan/hdlc.c index 7221a53b8b14..500463044b1a 100644 --- a/drivers/net/wan/hdlc.c +++ b/drivers/net/wan/hdlc.c @@ -49,7 +49,15 @@ static struct hdlc_proto *first_proto; static int hdlc_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type *p, struct net_device *orig_dev) { - struct hdlc_device *hdlc = dev_to_hdlc(dev); + struct hdlc_device *hdlc; + + /* First make sure "dev" is an HDLC device */ + if (!(dev->priv_flags & IFF_WAN_HDLC)) { + kfree_skb(skb); + return NET_RX_SUCCESS; + } + + hdlc = dev_to_hdlc(dev); if (!net_eq(dev_net(dev), &init_net)) { kfree_skb(skb); diff --git a/drivers/net/wan/hdlc_fr.c b/drivers/net/wan/hdlc_fr.c index 03b5f5cce6f4..96b4ce13f3a5 100644 --- a/drivers/net/wan/hdlc_fr.c +++ b/drivers/net/wan/hdlc_fr.c @@ -276,63 +276,69 @@ static inline struct net_device **get_dev_p(struct pvc_device *pvc, static int fr_hard_header(struct sk_buff **skb_p, u16 dlci) { - u16 head_len; struct sk_buff *skb = *skb_p; - switch (skb->protocol) { - case cpu_to_be16(NLPID_CCITT_ANSI_LMI): - head_len = 4; - skb_push(skb, head_len); - skb->data[3] = NLPID_CCITT_ANSI_LMI; - break; - - case cpu_to_be16(NLPID_CISCO_LMI): - head_len = 4; - skb_push(skb, head_len); - skb->data[3] = NLPID_CISCO_LMI; - break; - - case cpu_to_be16(ETH_P_IP): - head_len = 4; - skb_push(skb, head_len); - skb->data[3] = NLPID_IP; - break; - - case cpu_to_be16(ETH_P_IPV6): - head_len = 4; - skb_push(skb, head_len); - skb->data[3] = NLPID_IPV6; - break; - - case cpu_to_be16(ETH_P_802_3): - head_len = 10; - if (skb_headroom(skb) < head_len) { - struct sk_buff *skb2 = skb_realloc_headroom(skb, - head_len); + if (!skb->dev) { /* Control packets */ + switch (dlci) { + case LMI_CCITT_ANSI_DLCI: + skb_push(skb, 4); + skb->data[3] = NLPID_CCITT_ANSI_LMI; + break; + + case LMI_CISCO_DLCI: + skb_push(skb, 4); + skb->data[3] = NLPID_CISCO_LMI; + break; + + default: + return -EINVAL; + } + + } else if (skb->dev->type == ARPHRD_DLCI) { + switch (skb->protocol) { + case htons(ETH_P_IP): + skb_push(skb, 4); + skb->data[3] = NLPID_IP; + break; + + case htons(ETH_P_IPV6): + skb_push(skb, 4); + skb->data[3] = NLPID_IPV6; + break; + + default: + skb_push(skb, 10); + skb->data[3] = FR_PAD; + skb->data[4] = NLPID_SNAP; + /* OUI 00-00-00 indicates an Ethertype follows */ + skb->data[5] = 0x00; + skb->data[6] = 0x00; + skb->data[7] = 0x00; + /* This should be an Ethertype: */ + *(__be16 *)(skb->data + 8) = skb->protocol; + } + + } else if (skb->dev->type == ARPHRD_ETHER) { + if (skb_headroom(skb) < 10) { + struct sk_buff *skb2 = skb_realloc_headroom(skb, 10); if (!skb2) return -ENOBUFS; dev_kfree_skb(skb); skb = *skb_p = skb2; } - skb_push(skb, head_len); + skb_push(skb, 10); skb->data[3] = FR_PAD; skb->data[4] = NLPID_SNAP; - skb->data[5] = FR_PAD; + /* OUI 00-80-C2 stands for the 802.1 organization */ + skb->data[5] = 0x00; skb->data[6] = 0x80; skb->data[7] = 0xC2; + /* PID 00-07 stands for Ethernet frames without FCS */ skb->data[8] = 0x00; - skb->data[9] = 0x07; /* bridged Ethernet frame w/out FCS */ - break; + skb->data[9] = 0x07; - default: - head_len = 10; - skb_push(skb, head_len); - skb->data[3] = FR_PAD; - skb->data[4] = NLPID_SNAP; - skb->data[5] = FR_PAD; - skb->data[6] = FR_PAD; - skb->data[7] = FR_PAD; - *(__be16*)(skb->data + 8) = skb->protocol; + } else { + return -EINVAL; } dlci_to_q922(skb->data, dlci); @@ -428,8 +434,8 @@ static netdev_tx_t pvc_xmit(struct sk_buff *skb, struct net_device *dev) skb_put(skb, pad); memset(skb->data + len, 0, pad); } - skb->protocol = cpu_to_be16(ETH_P_802_3); } + skb->dev = dev; if (!fr_hard_header(&skb, pvc->dlci)) { dev->stats.tx_bytes += skb->len; dev->stats.tx_packets++; @@ -497,10 +503,8 @@ static void fr_lmi_send(struct net_device *dev, int fullrep) memset(skb->data, 0, len); skb_reserve(skb, 4); if (lmi == LMI_CISCO) { - skb->protocol = cpu_to_be16(NLPID_CISCO_LMI); fr_hard_header(&skb, LMI_CISCO_DLCI); } else { - skb->protocol = cpu_to_be16(NLPID_CCITT_ANSI_LMI); fr_hard_header(&skb, LMI_CCITT_ANSI_DLCI); } data = skb_tail_pointer(skb); diff --git a/drivers/net/wan/hdlc_ppp.c b/drivers/net/wan/hdlc_ppp.c index 20d9b6585fba..d67623d61dc4 100644 --- a/drivers/net/wan/hdlc_ppp.c +++ b/drivers/net/wan/hdlc_ppp.c @@ -572,6 +572,13 @@ static void ppp_timer(struct timer_list *t) unsigned long flags; spin_lock_irqsave(&ppp->lock, flags); + /* mod_timer could be called after we entered this function but + * before we got the lock. + */ + if (timer_pending(&proto->timer)) { + spin_unlock_irqrestore(&ppp->lock, flags); + return; + } switch (proto->state) { case STOPPING: case REQ_SENT: diff --git a/drivers/net/wan/hdlc_raw_eth.c b/drivers/net/wan/hdlc_raw_eth.c index 8bd3ed905813..676dea2918bf 100644 --- a/drivers/net/wan/hdlc_raw_eth.c +++ b/drivers/net/wan/hdlc_raw_eth.c @@ -102,6 +102,7 @@ static int raw_eth_ioctl(struct net_device *dev, struct ifreq *ifr) old_qlen = dev->tx_queue_len; ether_setup(dev); dev->tx_queue_len = old_qlen; + dev->priv_flags &= ~IFF_TX_SKB_SHARING; eth_hw_addr_random(dev); call_netdevice_notifiers(NETDEV_POST_TYPE_CHANGE, dev); netif_dormant_off(dev); diff --git a/drivers/net/wan/lapbether.c b/drivers/net/wan/lapbether.c index e5fc1b95cea6..b2ede9acb4bc 100644 --- a/drivers/net/wan/lapbether.c +++ b/drivers/net/wan/lapbether.c @@ -56,6 +56,8 @@ struct lapbethdev { struct list_head node; struct net_device *ethdev; /* link to ethernet device */ struct net_device *axdev; /* lapbeth device (lapb#) */ + bool up; + spinlock_t up_lock; /* Protects "up" */ }; static LIST_HEAD(lapbeth_devices); @@ -103,8 +105,9 @@ static int lapbeth_rcv(struct sk_buff *skb, struct net_device *dev, struct packe rcu_read_lock(); lapbeth = lapbeth_get_x25_dev(dev); if (!lapbeth) - goto drop_unlock; - if (!netif_running(lapbeth->axdev)) + goto drop_unlock_rcu; + spin_lock_bh(&lapbeth->up_lock); + if (!lapbeth->up) goto drop_unlock; len = skb->data[0] + skb->data[1] * 256; @@ -119,11 +122,14 @@ static int lapbeth_rcv(struct sk_buff *skb, struct net_device *dev, struct packe goto drop_unlock; } out: + spin_unlock_bh(&lapbeth->up_lock); rcu_read_unlock(); return 0; drop_unlock: kfree_skb(skb); goto out; +drop_unlock_rcu: + rcu_read_unlock(); drop: kfree_skb(skb); return 0; @@ -151,13 +157,11 @@ static int lapbeth_data_indication(struct net_device *dev, struct sk_buff *skb) static netdev_tx_t lapbeth_xmit(struct sk_buff *skb, struct net_device *dev) { + struct lapbethdev *lapbeth = netdev_priv(dev); int err; - /* - * Just to be *really* sure not to send anything if the interface - * is down, the ethernet device may have gone. - */ - if (!netif_running(dev)) + spin_lock_bh(&lapbeth->up_lock); + if (!lapbeth->up) goto drop; /* There should be a pseudo header of 1 byte added by upper layers. @@ -188,6 +192,7 @@ static netdev_tx_t lapbeth_xmit(struct sk_buff *skb, goto drop; } out: + spin_unlock_bh(&lapbeth->up_lock); return NETDEV_TX_OK; drop: kfree_skb(skb); @@ -279,6 +284,7 @@ static const struct lapb_register_struct lapbeth_callbacks = { */ static int lapbeth_open(struct net_device *dev) { + struct lapbethdev *lapbeth = netdev_priv(dev); int err; if ((err = lapb_register(dev, &lapbeth_callbacks)) != LAPB_OK) { @@ -286,15 +292,21 @@ static int lapbeth_open(struct net_device *dev) return -ENODEV; } - netif_start_queue(dev); + spin_lock_bh(&lapbeth->up_lock); + lapbeth->up = true; + spin_unlock_bh(&lapbeth->up_lock); + return 0; } static int lapbeth_close(struct net_device *dev) { + struct lapbethdev *lapbeth = netdev_priv(dev); int err; - netif_stop_queue(dev); + spin_lock_bh(&lapbeth->up_lock); + lapbeth->up = false; + spin_unlock_bh(&lapbeth->up_lock); if ((err = lapb_unregister(dev)) != LAPB_OK) pr_err("lapb_unregister error: %d\n", err); @@ -332,6 +344,9 @@ static int lapbeth_new_device(struct net_device *dev) ASSERT_RTNL(); + if (dev->type != ARPHRD_ETHER) + return -EINVAL; + ndev = alloc_netdev(sizeof(*lapbeth), "lapb%d", NET_NAME_UNKNOWN, lapbeth_setup); if (!ndev) @@ -353,6 +368,9 @@ static int lapbeth_new_device(struct net_device *dev) dev_hold(dev); lapbeth->ethdev = dev; + lapbeth->up = false; + spin_lock_init(&lapbeth->up_lock); + rc = -EIO; if (register_netdevice(ndev)) goto fail; @@ -391,7 +409,7 @@ static int lapbeth_device_event(struct notifier_block *this, if (dev_net(dev) != &init_net) return NOTIFY_DONE; - if (!dev_is_ethdev(dev)) + if (!dev_is_ethdev(dev) && !lapbeth_get_x25_dev(dev)) return NOTIFY_DONE; switch (event) { diff --git a/drivers/net/wan/lmc/lmc_main.c b/drivers/net/wan/lmc/lmc_main.c index 4907453f17f5..937f56d0a31d 100644 --- a/drivers/net/wan/lmc/lmc_main.c +++ b/drivers/net/wan/lmc/lmc_main.c @@ -915,6 +915,8 @@ static int lmc_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) break; default: printk(KERN_WARNING "%s: LMC UNKNOWN CARD!\n", dev->name); + unregister_hdlc_device(dev); + return -EIO; break; } diff --git a/drivers/net/wan/z85230.c b/drivers/net/wan/z85230.c index deea41e96f01..96025d42b0ee 100644 --- a/drivers/net/wan/z85230.c +++ b/drivers/net/wan/z85230.c @@ -705,7 +705,7 @@ EXPORT_SYMBOL(z8530_nop); irqreturn_t z8530_interrupt(int irq, void *dev_id) { struct z8530_dev *dev=dev_id; - u8 uninitialized_var(intr); + u8 intr; static volatile int locker=0; int work=0; struct z8530_irqhandler *irqs; diff --git a/drivers/net/wimax/i2400m/op-rfkill.c b/drivers/net/wimax/i2400m/op-rfkill.c index dc6fe93ce71f..e8473047b2d1 100644 --- a/drivers/net/wimax/i2400m/op-rfkill.c +++ b/drivers/net/wimax/i2400m/op-rfkill.c @@ -101,7 +101,7 @@ int i2400m_op_rfkill_sw_toggle(struct wimax_dev *wimax_dev, if (cmd == NULL) goto error_alloc; cmd->hdr.type = cpu_to_le16(I2400M_MT_CMD_RF_CONTROL); - cmd->hdr.length = sizeof(cmd->sw_rf); + cmd->hdr.length = cpu_to_le16(sizeof(cmd->sw_rf)); cmd->hdr.version = cpu_to_le16(I2400M_L3L4_VERSION); cmd->sw_rf.hdr.type = cpu_to_le16(I2400M_TLV_RF_OPERATION); cmd->sw_rf.hdr.length = cpu_to_le16(sizeof(cmd->sw_rf.status)); diff --git a/drivers/net/wireless/ath/ar5523/ar5523.c b/drivers/net/wireless/ath/ar5523/ar5523.c index 4c57e79e5779..5d3cf354f6cb 100644 --- a/drivers/net/wireless/ath/ar5523/ar5523.c +++ b/drivers/net/wireless/ath/ar5523/ar5523.c @@ -153,6 +153,10 @@ static void ar5523_cmd_rx_cb(struct urb *urb) ar5523_err(ar, "Invalid reply to WDCMSG_TARGET_START"); return; } + if (!cmd->odata) { + ar5523_err(ar, "Unexpected WDCMSG_TARGET_START reply"); + return; + } memcpy(cmd->odata, hdr + 1, sizeof(u32)); cmd->olen = sizeof(u32); cmd->res = 0; @@ -237,6 +241,11 @@ static void ar5523_cmd_tx_cb(struct urb *urb) } } +static void ar5523_cancel_tx_cmd(struct ar5523 *ar) +{ + usb_kill_urb(ar->tx_cmd.urb_tx); +} + static int ar5523_cmd(struct ar5523 *ar, u32 code, const void *idata, int ilen, void *odata, int olen, int flags) { @@ -276,6 +285,7 @@ static int ar5523_cmd(struct ar5523 *ar, u32 code, const void *idata, } if (!wait_for_completion_timeout(&cmd->done, 2 * HZ)) { + ar5523_cancel_tx_cmd(ar); cmd->odata = NULL; ar5523_err(ar, "timeout waiting for command %02x reply\n", code); diff --git a/drivers/net/wireless/ath/ath.h b/drivers/net/wireless/ath/ath.h index 7a364eca46d6..f083fb9038c3 100644 --- a/drivers/net/wireless/ath/ath.h +++ b/drivers/net/wireless/ath/ath.h @@ -197,12 +197,13 @@ struct sk_buff *ath_rxbuf_alloc(struct ath_common *common, bool ath_is_mybeacon(struct ath_common *common, struct ieee80211_hdr *hdr); void ath_hw_setbssidmask(struct ath_common *common); -void ath_key_delete(struct ath_common *common, struct ieee80211_key_conf *key); +void ath_key_delete(struct ath_common *common, u8 hw_key_idx); int ath_key_config(struct ath_common *common, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct ieee80211_key_conf *key); bool ath_hw_keyreset(struct ath_common *common, u16 entry); +bool ath_hw_keysetmac(struct ath_common *common, u16 entry, const u8 *mac); void ath_hw_cycle_counters_update(struct ath_common *common); int32_t ath_hw_get_listen_time(struct ath_common *common); diff --git a/drivers/net/wireless/ath/ath10k/ce.c b/drivers/net/wireless/ath/ath10k/ce.c index f761d651c16e..2276d608bca3 100644 --- a/drivers/net/wireless/ath/ath10k/ce.c +++ b/drivers/net/wireless/ath/ath10k/ce.c @@ -1453,7 +1453,7 @@ ath10k_ce_alloc_src_ring(struct ath10k *ar, unsigned int ce_id, ret = ath10k_ce_alloc_shadow_base(ar, src_ring, nentries); if (ret) { dma_free_coherent(ar->dev, - (nentries * sizeof(struct ce_desc_64) + + (nentries * sizeof(struct ce_desc) + CE_DESC_RING_ALIGN), src_ring->base_addr_owner_space_unaligned, base_addr); diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c index 436eac342b62..7e43d449131d 100644 --- a/drivers/net/wireless/ath/ath10k/core.c +++ b/drivers/net/wireless/ath/ath10k/core.c @@ -1891,7 +1891,7 @@ static int ath10k_init_uart(struct ath10k *ar) static int ath10k_init_hw_params(struct ath10k *ar) { - const struct ath10k_hw_params *uninitialized_var(hw_params); + const struct ath10k_hw_params *hw_params; int i; for (i = 0; i < ARRAY_SIZE(ath10k_hw_params_list); i++) { diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c index 4e980e78ba95..9586deab5c00 100644 --- a/drivers/net/wireless/ath/ath10k/debug.c +++ b/drivers/net/wireless/ath/ath10k/debug.c @@ -1146,7 +1146,7 @@ void ath10k_debug_get_et_strings(struct ieee80211_hw *hw, u32 sset, u8 *data) { if (sset == ETH_SS_STATS) - memcpy(data, *ath10k_gstrings_stats, + memcpy(data, ath10k_gstrings_stats, sizeof(ath10k_gstrings_stats)); } diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c index 03d4cc6f35bc..0a7551dc0f94 100644 --- a/drivers/net/wireless/ath/ath10k/htt_rx.c +++ b/drivers/net/wireless/ath/ath10k/htt_rx.c @@ -153,6 +153,14 @@ static int __ath10k_htt_rx_ring_fill_n(struct ath10k_htt *htt, int num) BUILD_BUG_ON(HTT_RX_RING_FILL_LEVEL >= HTT_RX_RING_SIZE / 2); idx = __le32_to_cpu(*htt->rx_ring.alloc_idx.vaddr); + + if (idx < 0 || idx >= htt->rx_ring.size) { + ath10k_err(htt->ar, "rx ring index is not valid, firmware malfunctioning?\n"); + idx &= htt->rx_ring.size_mask; + ret = -ENOMEM; + goto fail; + } + while (num > 0) { skb = dev_alloc_skb(HTT_RX_BUF_SIZE + HTT_RX_DESC_ALIGN); if (!skb) { @@ -759,6 +767,7 @@ static void ath10k_htt_rx_h_rates(struct ath10k *ar, u8 preamble = 0; u8 group_id; u32 info1, info2, info3; + u32 stbc, nsts_su; info1 = __le32_to_cpu(rxd->ppdu_start.info1); info2 = __le32_to_cpu(rxd->ppdu_start.info2); @@ -803,11 +812,16 @@ static void ath10k_htt_rx_h_rates(struct ath10k *ar, */ bw = info2 & 3; sgi = info3 & 1; + stbc = (info2 >> 3) & 1; group_id = (info2 >> 4) & 0x3F; if (GROUP_ID_IS_SU_MIMO(group_id)) { mcs = (info3 >> 4) & 0x0F; - nss = ((info2 >> 10) & 0x07) + 1; + nsts_su = ((info2 >> 10) & 0x07); + if (stbc) + nss = (nsts_su >> 2) + 1; + else + nss = (nsts_su + 1); } else { /* Hardware doesn't decode VHT-SIG-B into Rx descriptor * so it's impossible to decode MCS. Also since @@ -1755,14 +1769,62 @@ static void ath10k_htt_rx_h_unchain(struct ath10k *ar, ath10k_unchain_msdu(amsdu, unchain_cnt); } +static bool ath10k_htt_rx_validate_amsdu(struct ath10k *ar, + struct sk_buff_head *amsdu) +{ + u8 *subframe_hdr; + struct sk_buff *first; + bool is_first, is_last; + struct htt_rx_desc *rxd; + struct ieee80211_hdr *hdr; + size_t hdr_len, crypto_len; + enum htt_rx_mpdu_encrypt_type enctype; + int bytes_aligned = ar->hw_params.decap_align_bytes; + + first = skb_peek(amsdu); + + rxd = (void *)first->data - sizeof(*rxd); + hdr = (void *)rxd->rx_hdr_status; + + is_first = !!(rxd->msdu_end.common.info0 & + __cpu_to_le32(RX_MSDU_END_INFO0_FIRST_MSDU)); + is_last = !!(rxd->msdu_end.common.info0 & + __cpu_to_le32(RX_MSDU_END_INFO0_LAST_MSDU)); + + /* Return in case of non-aggregated msdu */ + if (is_first && is_last) + return true; + + /* First msdu flag is not set for the first msdu of the list */ + if (!is_first) + return false; + + enctype = MS(__le32_to_cpu(rxd->mpdu_start.info0), + RX_MPDU_START_INFO0_ENCRYPT_TYPE); + + hdr_len = ieee80211_hdrlen(hdr->frame_control); + crypto_len = ath10k_htt_rx_crypto_param_len(ar, enctype); + + subframe_hdr = (u8 *)hdr + round_up(hdr_len, bytes_aligned) + + crypto_len; + + /* Validate if the amsdu has a proper first subframe. + * There are chances a single msdu can be received as amsdu when + * the unauthenticated amsdu flag of a QoS header + * gets flipped in non-SPP AMSDU's, in such cases the first + * subframe has llc/snap header in place of a valid da. + * return false if the da matches rfc1042 pattern + */ + if (ether_addr_equal(subframe_hdr, rfc1042_header)) + return false; + + return true; +} + static bool ath10k_htt_rx_amsdu_allowed(struct ath10k *ar, struct sk_buff_head *amsdu, struct ieee80211_rx_status *rx_status) { - /* FIXME: It might be a good idea to do some fuzzy-testing to drop - * invalid/dangerous frames. - */ - if (!rx_status->freq) { ath10k_dbg(ar, ATH10K_DBG_HTT, "no channel configured; ignoring frame(s)!\n"); return false; @@ -1773,6 +1835,11 @@ static bool ath10k_htt_rx_amsdu_allowed(struct ath10k *ar, return false; } + if (!ath10k_htt_rx_validate_amsdu(ar, amsdu)) { + ath10k_dbg(ar, ATH10K_DBG_HTT, "invalid amsdu received\n"); + return false; + } + return true; } diff --git a/drivers/net/wireless/ath/ath10k/htt_tx.c b/drivers/net/wireless/ath/ath10k/htt_tx.c index fd011bdabb96..3718d4dfc6d6 100644 --- a/drivers/net/wireless/ath/ath10k/htt_tx.c +++ b/drivers/net/wireless/ath/ath10k/htt_tx.c @@ -158,6 +158,9 @@ void ath10k_htt_tx_dec_pending(struct ath10k_htt *htt) htt->num_pending_tx--; if (htt->num_pending_tx == htt->max_num_pending_tx - 1) ath10k_mac_tx_unlock(htt->ar, ATH10K_TX_PAUSE_Q_FULL); + + if (htt->num_pending_tx == 0) + wake_up(&htt->empty_tx_wq); } int ath10k_htt_tx_inc_pending(struct ath10k_htt *htt) diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index 81af403c19c2..07308571665c 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -819,11 +819,36 @@ static int ath10k_peer_delete(struct ath10k *ar, u32 vdev_id, const u8 *addr) return 0; } +static void ath10k_peer_map_cleanup(struct ath10k *ar, struct ath10k_peer *peer) +{ + int peer_id, i; + + lockdep_assert_held(&ar->conf_mutex); + + for_each_set_bit(peer_id, peer->peer_ids, + ATH10K_MAX_NUM_PEER_IDS) { + ar->peer_map[peer_id] = NULL; + } + + /* Double check that peer is properly un-referenced from + * the peer_map + */ + for (i = 0; i < ARRAY_SIZE(ar->peer_map); i++) { + if (ar->peer_map[i] == peer) { + ath10k_warn(ar, "removing stale peer_map entry for %pM (ptr %pK idx %d)\n", + peer->addr, peer, i); + ar->peer_map[i] = NULL; + } + } + + list_del(&peer->list); + kfree(peer); + ar->num_peers--; +} + static void ath10k_peer_cleanup(struct ath10k *ar, u32 vdev_id) { struct ath10k_peer *peer, *tmp; - int peer_id; - int i; lockdep_assert_held(&ar->conf_mutex); @@ -835,25 +860,7 @@ static void ath10k_peer_cleanup(struct ath10k *ar, u32 vdev_id) ath10k_warn(ar, "removing stale peer %pM from vdev_id %d\n", peer->addr, vdev_id); - for_each_set_bit(peer_id, peer->peer_ids, - ATH10K_MAX_NUM_PEER_IDS) { - ar->peer_map[peer_id] = NULL; - } - - /* Double check that peer is properly un-referenced from - * the peer_map - */ - for (i = 0; i < ARRAY_SIZE(ar->peer_map); i++) { - if (ar->peer_map[i] == peer) { - ath10k_warn(ar, "removing stale peer_map entry for %pM (ptr %pK idx %d)\n", - peer->addr, peer, i); - ar->peer_map[i] = NULL; - } - } - - list_del(&peer->list); - kfree(peer); - ar->num_peers--; + ath10k_peer_map_cleanup(ar, peer); } spin_unlock_bh(&ar->data_lock); } @@ -1003,7 +1010,7 @@ static int ath10k_monitor_vdev_start(struct ath10k *ar, int vdev_id) arg.channel.min_power = 0; arg.channel.max_power = channel->max_power * 2; arg.channel.max_reg_power = channel->max_reg_power * 2; - arg.channel.max_antenna_gain = channel->max_antenna_gain * 2; + arg.channel.max_antenna_gain = channel->max_antenna_gain; reinit_completion(&ar->vdev_setup_done); @@ -1445,7 +1452,7 @@ static int ath10k_vdev_start_restart(struct ath10k_vif *arvif, arg.channel.min_power = 0; arg.channel.max_power = chandef->chan->max_power * 2; arg.channel.max_reg_power = chandef->chan->max_reg_power * 2; - arg.channel.max_antenna_gain = chandef->chan->max_antenna_gain * 2; + arg.channel.max_antenna_gain = chandef->chan->max_antenna_gain; if (arvif->vdev_type == WMI_VDEV_TYPE_AP) { arg.ssid = arvif->u.ap.ssid; @@ -3104,7 +3111,7 @@ static int ath10k_update_channel_list(struct ath10k *ar) ch->min_power = 0; ch->max_power = channel->max_power * 2; ch->max_reg_power = channel->max_reg_power * 2; - ch->max_antenna_gain = channel->max_antenna_gain * 2; + ch->max_antenna_gain = channel->max_antenna_gain; ch->reg_class_id = 0; /* FIXME */ /* FIXME: why use only legacy modes, why not any @@ -3567,23 +3574,16 @@ bool ath10k_mac_tx_frm_has_freq(struct ath10k *ar) static int ath10k_mac_tx_wmi_mgmt(struct ath10k *ar, struct sk_buff *skb) { struct sk_buff_head *q = &ar->wmi_mgmt_tx_queue; - int ret = 0; - - spin_lock_bh(&ar->data_lock); - if (skb_queue_len(q) == ATH10K_MAX_NUM_MGMT_PENDING) { + if (skb_queue_len_lockless(q) >= ATH10K_MAX_NUM_MGMT_PENDING) { ath10k_warn(ar, "wmi mgmt tx queue is full\n"); - ret = -ENOSPC; - goto unlock; + return -ENOSPC; } - __skb_queue_tail(q, skb); + skb_queue_tail(q, skb); ieee80211_queue_work(ar->hw, &ar->wmi_mgmt_tx_work); -unlock: - spin_unlock_bh(&ar->data_lock); - - return ret; + return 0; } static enum ath10k_mac_tx_path @@ -5132,6 +5132,7 @@ static int ath10k_add_interface(struct ieee80211_hw *hw, if (arvif->nohwcrypt && !test_bit(ATH10K_FLAG_RAW_MODE, &ar->dev_flags)) { + ret = -EINVAL; ath10k_warn(ar, "cryptmode module param needed for sw crypto\n"); goto err; } @@ -6377,10 +6378,7 @@ static int ath10k_sta_state(struct ieee80211_hw *hw, /* Clean up the peer object as well since we * must have failed to do this above. */ - list_del(&peer->list); - ar->peer_map[i] = NULL; - kfree(peer); - ar->num_peers--; + ath10k_peer_map_cleanup(ar, peer); } } spin_unlock_bh(&ar->data_lock); @@ -6862,7 +6860,7 @@ ath10k_mac_update_bss_chan_survey(struct ath10k *ar, struct ieee80211_channel *channel) { int ret; - enum wmi_bss_survey_req_type type = WMI_BSS_SURVEY_REQ_TYPE_READ_CLEAR; + enum wmi_bss_survey_req_type type = WMI_BSS_SURVEY_REQ_TYPE_READ; lockdep_assert_held(&ar->conf_mutex); diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c index caece8339a50..c929a62c722a 100644 --- a/drivers/net/wireless/ath/ath10k/pci.c +++ b/drivers/net/wireless/ath/ath10k/pci.c @@ -1957,8 +1957,9 @@ static int ath10k_pci_hif_start(struct ath10k *ar) ath10k_pci_irq_enable(ar); ath10k_pci_rx_post(ar); - pcie_capability_write_word(ar_pci->pdev, PCI_EXP_LNKCTL, - ar_pci->link_ctl); + pcie_capability_clear_and_set_word(ar_pci->pdev, PCI_EXP_LNKCTL, + PCI_EXP_LNKCTL_ASPMC, + ar_pci->link_ctl & PCI_EXP_LNKCTL_ASPMC); return 0; } @@ -2813,8 +2814,8 @@ static int ath10k_pci_hif_power_up(struct ath10k *ar) pcie_capability_read_word(ar_pci->pdev, PCI_EXP_LNKCTL, &ar_pci->link_ctl); - pcie_capability_write_word(ar_pci->pdev, PCI_EXP_LNKCTL, - ar_pci->link_ctl & ~PCI_EXP_LNKCTL_ASPMC); + pcie_capability_clear_word(ar_pci->pdev, PCI_EXP_LNKCTL, + PCI_EXP_LNKCTL_ASPMC); /* * Bring the target up cleanly. @@ -3739,18 +3740,22 @@ static struct pci_driver ath10k_pci_driver = { static int __init ath10k_pci_init(void) { - int ret; + int ret1, ret2; - ret = pci_register_driver(&ath10k_pci_driver); - if (ret) + ret1 = pci_register_driver(&ath10k_pci_driver); + if (ret1) printk(KERN_ERR "failed to register ath10k pci driver: %d\n", - ret); + ret1); - ret = ath10k_ahb_init(); - if (ret) - printk(KERN_ERR "ahb init failed: %d\n", ret); + ret2 = ath10k_ahb_init(); + if (ret2) + printk(KERN_ERR "ahb init failed: %d\n", ret2); - return ret; + if (ret1 && ret2) + return ret1; + + /* registered to at least one bus */ + return 0; } module_init(ath10k_pci_init); diff --git a/drivers/net/wireless/ath/ath10k/sdio.c b/drivers/net/wireless/ath/ath10k/sdio.c index 0cdaecb0e28a..28d86da65c05 100644 --- a/drivers/net/wireless/ath/ath10k/sdio.c +++ b/drivers/net/wireless/ath/ath10k/sdio.c @@ -561,6 +561,10 @@ static int ath10k_sdio_mbox_rx_alloc(struct ath10k *ar, le16_to_cpu(htc_hdr->len), ATH10K_HTC_MBOX_MAX_PAYLOAD_LENGTH); ret = -ENOMEM; + + queue_work(ar->workqueue, &ar->restart_work); + ath10k_warn(ar, "exceeds length, start recovery\n"); + goto err; } diff --git a/drivers/net/wireless/ath/ath10k/snoc.c b/drivers/net/wireless/ath/ath10k/snoc.c index e2d78f77edb7..4489875fc87b 100644 --- a/drivers/net/wireless/ath/ath10k/snoc.c +++ b/drivers/net/wireless/ath/ath10k/snoc.c @@ -789,13 +789,14 @@ static int ath10k_snoc_hif_power_up(struct ath10k *ar) ret = ath10k_snoc_init_pipes(ar); if (ret) { ath10k_err(ar, "failed to initialize CE: %d\n", ret); - goto err_wlan_enable; + goto err_free_rri; } napi_enable(&ar->napi); return 0; -err_wlan_enable: +err_free_rri: + ath10k_ce_free_rri(ar); ath10k_snoc_wlan_disable(ar); return ret; @@ -878,13 +879,12 @@ static void ath10k_snoc_init_napi(struct ath10k *ar) static int ath10k_snoc_request_irq(struct ath10k *ar) { struct ath10k_snoc *ar_snoc = ath10k_snoc_priv(ar); - int irqflags = IRQF_TRIGGER_RISING; int ret, id; for (id = 0; id < CE_COUNT_MAX; id++) { ret = request_irq(ar_snoc->ce_irqs[id].irq_line, - ath10k_snoc_per_engine_handler, - irqflags, ce_name[id], ar); + ath10k_snoc_per_engine_handler, 0, + ce_name[id], ar); if (ret) { ath10k_err(ar, "failed to register IRQ handler for CE %d: %d", diff --git a/drivers/net/wireless/ath/ath10k/txrx.c b/drivers/net/wireless/ath/ath10k/txrx.c index 6c47e4b6aa6c..888a8f4aff5d 100644 --- a/drivers/net/wireless/ath/ath10k/txrx.c +++ b/drivers/net/wireless/ath/ath10k/txrx.c @@ -91,8 +91,6 @@ int ath10k_txrx_tx_unref(struct ath10k_htt *htt, ath10k_htt_tx_free_msdu_id(htt, tx_done->msdu_id); ath10k_htt_tx_dec_pending(htt); - if (htt->num_pending_tx == 0) - wake_up(&htt->empty_tx_wq); spin_unlock_bh(&htt->tx_lock); dma_unmap_single(dev, skb_cb->paddr, msdu->len, DMA_TO_DEVICE); diff --git a/drivers/net/wireless/ath/ath10k/usb.c b/drivers/net/wireless/ath/ath10k/usb.c index c64a03f164c0..0a76991d0c6c 100644 --- a/drivers/net/wireless/ath/ath10k/usb.c +++ b/drivers/net/wireless/ath/ath10k/usb.c @@ -536,7 +536,7 @@ static int ath10k_usb_submit_ctrl_in(struct ath10k *ar, req, USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, value, index, buf, - size, 2 * HZ); + size, 2000); if (ret < 0) { ath10k_warn(ar, "Failed to read usb control message: %d\n", @@ -875,6 +875,11 @@ static int ath10k_usb_setup_pipe_resources(struct ath10k *ar, le16_to_cpu(endpoint->wMaxPacketSize), endpoint->bInterval); } + + /* Ignore broken descriptors. */ + if (usb_endpoint_maxp(endpoint) == 0) + continue; + urbcount = 0; pipe_num = @@ -1019,6 +1024,8 @@ static int ath10k_usb_probe(struct usb_interface *interface, ar_usb = ath10k_usb_priv(ar); ret = ath10k_usb_create(ar, interface); + if (ret) + goto err; ar_usb->ar = ar; ar->dev_id = product_id; @@ -1030,7 +1037,7 @@ static int ath10k_usb_probe(struct usb_interface *interface, ret = ath10k_core_register(ar, chip_id); if (ret) { ath10k_warn(ar, "failed to register driver core: %d\n", ret); - goto err; + goto err_usb_destroy; } /* TODO: remove this once USB support is fully implemented */ @@ -1038,6 +1045,9 @@ static int ath10k_usb_probe(struct usb_interface *interface, return 0; +err_usb_destroy: + ath10k_usb_destroy(ar); + err: ath10k_core_destroy(ar); diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.c b/drivers/net/wireless/ath/ath10k/wmi-tlv.c index 7f435fa29f75..243887fdb343 100644 --- a/drivers/net/wireless/ath/ath10k/wmi-tlv.c +++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.c @@ -449,13 +449,13 @@ static void ath10k_wmi_event_tdls_peer(struct ath10k *ar, struct sk_buff *skb) case WMI_TDLS_TEARDOWN_REASON_TX: case WMI_TDLS_TEARDOWN_REASON_RSSI: case WMI_TDLS_TEARDOWN_REASON_PTR_TIMEOUT: + rcu_read_lock(); station = ieee80211_find_sta_by_ifaddr(ar->hw, ev->peer_macaddr.addr, NULL); if (!station) { ath10k_warn(ar, "did not find station from tdls peer event"); - kfree(tb); - return; + goto exit; } arvif = ath10k_get_arvif(ar, __le32_to_cpu(ev->vdev_id)); ieee80211_tdls_oper_request( @@ -465,7 +465,13 @@ static void ath10k_wmi_event_tdls_peer(struct ath10k *ar, struct sk_buff *skb) GFP_ATOMIC ); break; + default: + kfree(tb); + return; } + +exit: + rcu_read_unlock(); kfree(tb); } @@ -1157,13 +1163,15 @@ static int ath10k_wmi_tlv_svc_avail_parse(struct ath10k *ar, u16 tag, u16 len, switch (tag) { case WMI_TLV_TAG_STRUCT_SERVICE_AVAILABLE_EVENT: + arg->service_map_ext_valid = true; arg->service_map_ext_len = *(__le32 *)ptr; arg->service_map_ext = ptr + sizeof(__le32); return 0; default: break; } - return -EPROTO; + + return 0; } static int ath10k_wmi_tlv_op_pull_svc_avail(struct ath10k *ar, diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c index 3f3fbee631c3..41eb57be9222 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.c +++ b/drivers/net/wireless/ath/ath10k/wmi.c @@ -5510,8 +5510,13 @@ void ath10k_wmi_event_service_available(struct ath10k *ar, struct sk_buff *skb) ret); } - ath10k_wmi_map_svc_ext(ar, arg.service_map_ext, ar->wmi.svc_map, - __le32_to_cpu(arg.service_map_ext_len)); + /* + * Initialization of "arg.service_map_ext_valid" to ZERO is necessary + * for the below logic to work. + */ + if (arg.service_map_ext_valid) + ath10k_wmi_map_svc_ext(ar, arg.service_map_ext, ar->wmi.svc_map, + __le32_to_cpu(arg.service_map_ext_len)); } static int ath10k_wmi_event_temperature(struct ath10k *ar, struct sk_buff *skb) diff --git a/drivers/net/wireless/ath/ath10k/wmi.h b/drivers/net/wireless/ath/ath10k/wmi.h index e341cfb3fcc2..1292f3235e32 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.h +++ b/drivers/net/wireless/ath/ath10k/wmi.h @@ -1988,7 +1988,9 @@ struct wmi_channel { union { __le32 reginfo1; struct { + /* note: power unit is 1 dBm */ u8 antenna_max; + /* note: power unit is 0.5 dBm */ u8 max_tx_power; } __packed; } __packed; @@ -2008,6 +2010,7 @@ struct wmi_channel_arg { u32 min_power; u32 max_power; u32 max_reg_power; + /* note: power unit is 1 dBm */ u32 max_antenna_gain; u32 reg_class_id; enum wmi_phy_mode mode; @@ -6710,6 +6713,7 @@ struct wmi_svc_rdy_ev_arg { }; struct wmi_svc_avail_ev_arg { + bool service_map_ext_valid; __le32 service_map_ext_len; const __le32 *service_map_ext; }; diff --git a/drivers/net/wireless/ath/ath10k/wow.c b/drivers/net/wireless/ath/ath10k/wow.c index a6b179f88d36..1d44227d107d 100644 --- a/drivers/net/wireless/ath/ath10k/wow.c +++ b/drivers/net/wireless/ath/ath10k/wow.c @@ -235,14 +235,15 @@ static int ath10k_vif_wow_set_wakeups(struct ath10k_vif *arvif, if (patterns[i].mask[j / 8] & BIT(j % 8)) bitmask[j] = 0xff; old_pattern.mask = bitmask; - new_pattern = old_pattern; if (ar->wmi.rx_decap_mode == ATH10K_HW_TXRX_NATIVE_WIFI) { - if (patterns[i].pkt_offset < ETH_HLEN) + if (patterns[i].pkt_offset < ETH_HLEN) { ath10k_wow_convert_8023_to_80211(&new_pattern, &old_pattern); - else + } else { + new_pattern = old_pattern; new_pattern.pkt_offset += WOW_HDR_LEN - ETH_HLEN; + } } if (WARN_ON(new_pattern.pattern_len > WOW_MAX_PATTERN_SIZE)) diff --git a/drivers/net/wireless/ath/ath5k/eeprom.c b/drivers/net/wireless/ath/ath5k/eeprom.c index 94d34ee02265..92f5c8e83090 100644 --- a/drivers/net/wireless/ath/ath5k/eeprom.c +++ b/drivers/net/wireless/ath/ath5k/eeprom.c @@ -529,7 +529,7 @@ ath5k_eeprom_read_freq_list(struct ath5k_hw *ah, int *offset, int max, ee->ee_n_piers[mode]++; freq2 = (val >> 8) & 0xff; - if (!freq2) + if (!freq2 || i >= max) break; pc[i++].freq = ath5k_eeprom_bin2freq(ee, @@ -746,6 +746,9 @@ ath5k_eeprom_convert_pcal_info_5111(struct ath5k_hw *ah, int mode, } } + if (idx == AR5K_EEPROM_N_PD_CURVES) + goto err_out; + ee->ee_pd_gains[mode] = 1; pd = &chinfo[pier].pd_curves[idx]; diff --git a/drivers/net/wireless/ath/ath5k/mac80211-ops.c b/drivers/net/wireless/ath/ath5k/mac80211-ops.c index 16e052d02c94..0f4836fc3b7c 100644 --- a/drivers/net/wireless/ath/ath5k/mac80211-ops.c +++ b/drivers/net/wireless/ath/ath5k/mac80211-ops.c @@ -522,7 +522,7 @@ ath5k_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, } break; case DISABLE_KEY: - ath_key_delete(common, key); + ath_key_delete(common, key->hw_key_idx); break; default: ret = -EINVAL; diff --git a/drivers/net/wireless/ath/ath6kl/bmi.c b/drivers/net/wireless/ath/ath6kl/bmi.c index bde5a10d470c..af98e871199d 100644 --- a/drivers/net/wireless/ath/ath6kl/bmi.c +++ b/drivers/net/wireless/ath/ath6kl/bmi.c @@ -246,7 +246,7 @@ int ath6kl_bmi_execute(struct ath6kl *ar, u32 addr, u32 *param) return -EACCES; } - size = sizeof(cid) + sizeof(addr) + sizeof(param); + size = sizeof(cid) + sizeof(addr) + sizeof(*param); if (size > ar->bmi.max_cmd_size) { WARN_ON(1); return -EINVAL; diff --git a/drivers/net/wireless/ath/ath6kl/htc_pipe.c b/drivers/net/wireless/ath/ath6kl/htc_pipe.c index 434b66829646..73bf4af1f3c7 100644 --- a/drivers/net/wireless/ath/ath6kl/htc_pipe.c +++ b/drivers/net/wireless/ath/ath6kl/htc_pipe.c @@ -963,8 +963,8 @@ static int ath6kl_htc_pipe_rx_complete(struct ath6kl *ar, struct sk_buff *skb, * Thus the possibility of ar->htc_target being NULL * via ath6kl_recv_complete -> ath6kl_usb_io_comp_work. */ - if (WARN_ON_ONCE(!target)) { - ath6kl_err("Target not yet initialized\n"); + if (!target) { + ath6kl_dbg(ATH6KL_DBG_HTC, "Target not yet initialized\n"); status = -EINVAL; goto free_skb; } diff --git a/drivers/net/wireless/ath/ath6kl/init.c b/drivers/net/wireless/ath/ath6kl/init.c index 58fb227a849f..49b93a5b7a72 100644 --- a/drivers/net/wireless/ath/ath6kl/init.c +++ b/drivers/net/wireless/ath/ath6kl/init.c @@ -1575,7 +1575,7 @@ static int ath6kl_init_upload(struct ath6kl *ar) int ath6kl_init_hw_params(struct ath6kl *ar) { - const struct ath6kl_hw *uninitialized_var(hw); + const struct ath6kl_hw *hw; int i; for (i = 0; i < ARRAY_SIZE(hw_list); i++) { diff --git a/drivers/net/wireless/ath/ath6kl/main.c b/drivers/net/wireless/ath/ath6kl/main.c index 0c61dbaa62a4..702c4761006c 100644 --- a/drivers/net/wireless/ath/ath6kl/main.c +++ b/drivers/net/wireless/ath/ath6kl/main.c @@ -429,6 +429,9 @@ void ath6kl_connect_ap_mode_sta(struct ath6kl_vif *vif, u16 aid, u8 *mac_addr, ath6kl_dbg(ATH6KL_DBG_TRC, "new station %pM aid=%d\n", mac_addr, aid); + if (aid < 1 || aid > AP_MAX_NUM_STA) + return; + if (assoc_req_len > sizeof(struct ieee80211_hdr_3addr)) { struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *) assoc_info; diff --git a/drivers/net/wireless/ath/ath6kl/usb.c b/drivers/net/wireless/ath/ath6kl/usb.c index 53b66e9434c9..8b24964304b1 100644 --- a/drivers/net/wireless/ath/ath6kl/usb.c +++ b/drivers/net/wireless/ath/ath6kl/usb.c @@ -340,6 +340,11 @@ static int ath6kl_usb_setup_pipe_resources(struct ath6kl_usb *ar_usb) le16_to_cpu(endpoint->wMaxPacketSize), endpoint->bInterval); } + + /* Ignore broken descriptors. */ + if (usb_endpoint_maxp(endpoint) == 0) + continue; + urbcount = 0; pipe_num = @@ -907,7 +912,7 @@ static int ath6kl_usb_submit_ctrl_in(struct ath6kl_usb *ar_usb, req, USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, value, index, buf, - size, 2 * HZ); + size, 2000); if (ret < 0) { ath6kl_warn("Failed to read usb control message: %d\n", ret); diff --git a/drivers/net/wireless/ath/ath6kl/wmi.c b/drivers/net/wireless/ath/ath6kl/wmi.c index bc7916f2add0..afa7a82ffd5d 100644 --- a/drivers/net/wireless/ath/ath6kl/wmi.c +++ b/drivers/net/wireless/ath/ath6kl/wmi.c @@ -2513,8 +2513,10 @@ static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx) goto free_data_skb; for (index = 0; index < num_pri_streams; index++) { - if (WARN_ON(!data_sync_bufs[index].skb)) + if (WARN_ON(!data_sync_bufs[index].skb)) { + ret = -ENOMEM; goto free_data_skb; + } ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev, data_sync_bufs[index]. @@ -2648,6 +2650,11 @@ int ath6kl_wmi_delete_pstream_cmd(struct wmi *wmi, u8 if_idx, u8 traffic_class, return -EINVAL; } + if (tsid >= 16) { + ath6kl_err("invalid tsid: %d\n", tsid); + return -EINVAL; + } + skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); if (!skb) return -ENOMEM; diff --git a/drivers/net/wireless/ath/ath9k/ahb.c b/drivers/net/wireless/ath/ath9k/ahb.c index 63019c3de034..26023e3b4b9d 100644 --- a/drivers/net/wireless/ath/ath9k/ahb.c +++ b/drivers/net/wireless/ath/ath9k/ahb.c @@ -136,8 +136,8 @@ static int ath_ahb_probe(struct platform_device *pdev) ah = sc->sc_ah; ath9k_hw_name(ah, hw_name, sizeof(hw_name)); - wiphy_info(hw->wiphy, "%s mem=0x%lx, irq=%d\n", - hw_name, (unsigned long)mem, irq); + wiphy_info(hw->wiphy, "%s mem=0x%p, irq=%d\n", + hw_name, mem, irq); return 0; diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c index 983e1abbd9e4..db583a6aeb0c 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c @@ -3351,7 +3351,8 @@ found: "Found block at %x: code=%d ref=%d length=%d major=%d minor=%d\n", cptr, code, reference, length, major, minor); if ((!AR_SREV_9485(ah) && length >= 1024) || - (AR_SREV_9485(ah) && length > EEPROM_DATA_LEN_9485)) { + (AR_SREV_9485(ah) && length > EEPROM_DATA_LEN_9485) || + (length > cptr)) { ath_dbg(common, EEPROM, "Skipping bad header\n"); cptr -= COMP_HDR_LEN; continue; @@ -5614,7 +5615,7 @@ unsigned int ar9003_get_paprd_scale_factor(struct ath_hw *ah, static u8 ar9003_get_eepmisc(struct ath_hw *ah) { - return ah->eeprom.map4k.baseEepHeader.eepMisc; + return ah->eeprom.ar9300_eep.baseEepHeader.opCapFlags.eepMisc; } const struct eeprom_ops eep_ar9300_ops = { diff --git a/drivers/net/wireless/ath/ath9k/ar9003_hw.c b/drivers/net/wireless/ath/ath9k/ar9003_hw.c index 2fe12b0de5b4..dea8a998fb62 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_hw.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_hw.c @@ -1099,17 +1099,22 @@ static bool ath9k_hw_verify_hang(struct ath_hw *ah, unsigned int queue) { u32 dma_dbg_chain, dma_dbg_complete; u8 dcu_chain_state, dcu_complete_state; + unsigned int dbg_reg, reg_offset; int i; - for (i = 0; i < NUM_STATUS_READS; i++) { - if (queue < 6) - dma_dbg_chain = REG_READ(ah, AR_DMADBG_4); - else - dma_dbg_chain = REG_READ(ah, AR_DMADBG_5); + if (queue < 6) { + dbg_reg = AR_DMADBG_4; + reg_offset = queue * 5; + } else { + dbg_reg = AR_DMADBG_5; + reg_offset = (queue - 6) * 5; + } + for (i = 0; i < NUM_STATUS_READS; i++) { + dma_dbg_chain = REG_READ(ah, dbg_reg); dma_dbg_complete = REG_READ(ah, AR_DMADBG_6); - dcu_chain_state = (dma_dbg_chain >> (5 * queue)) & 0x1f; + dcu_chain_state = (dma_dbg_chain >> reg_offset) & 0x1f; dcu_complete_state = dma_dbg_complete & 0x3; if ((dcu_chain_state != 0x6) || (dcu_complete_state != 0x1)) @@ -1128,6 +1133,7 @@ static bool ar9003_hw_detect_mac_hang(struct ath_hw *ah) u8 dcu_chain_state, dcu_complete_state; bool dcu_wait_frdone = false; unsigned long chk_dcu = 0; + unsigned int reg_offset; unsigned int i = 0; dma_dbg_4 = REG_READ(ah, AR_DMADBG_4); @@ -1139,12 +1145,15 @@ static bool ar9003_hw_detect_mac_hang(struct ath_hw *ah) goto exit; for (i = 0; i < ATH9K_NUM_TX_QUEUES; i++) { - if (i < 6) + if (i < 6) { chk_dbg = dma_dbg_4; - else + reg_offset = i * 5; + } else { chk_dbg = dma_dbg_5; + reg_offset = (i - 6) * 5; + } - dcu_chain_state = (chk_dbg >> (5 * i)) & 0x1f; + dcu_chain_state = (chk_dbg >> reg_offset) & 0x1f; if (dcu_chain_state == 0x6) { dcu_wait_frdone = true; chk_dcu |= BIT(i); diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.h b/drivers/net/wireless/ath/ath9k/ar9003_phy.h index a171dbb29fbb..ad949eb02f3d 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_phy.h +++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.h @@ -720,7 +720,7 @@ #define AR_CH0_TOP2 (AR_SREV_9300(ah) ? 0x1628c : \ (AR_SREV_9462(ah) ? 0x16290 : 0x16284)) #define AR_CH0_TOP2_XPABIASLVL (AR_SREV_9561(ah) ? 0x1e00 : 0xf000) -#define AR_CH0_TOP2_XPABIASLVL_S 12 +#define AR_CH0_TOP2_XPABIASLVL_S (AR_SREV_9561(ah) ? 9 : 12) #define AR_CH0_XTAL (AR_SREV_9300(ah) ? 0x16294 : \ ((AR_SREV_9462(ah) || AR_SREV_9565(ah)) ? 0x16298 : \ diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h index 0fca44e91a71..de3befc2edd1 100644 --- a/drivers/net/wireless/ath/ath9k/ath9k.h +++ b/drivers/net/wireless/ath/ath9k/ath9k.h @@ -179,7 +179,8 @@ struct ath_frame_info { s8 txq; u8 keyix; u8 rtscts_rate; - u8 retries : 7; + u8 retries : 6; + u8 dyn_smps : 1; u8 baw_tracked : 1; u8 tx_power; enum ath9k_key_type keytype:2; diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c index 0a6eb8a8c1ed..e0a4e3fa8730 100644 --- a/drivers/net/wireless/ath/ath9k/debug.c +++ b/drivers/net/wireless/ath/ath9k/debug.c @@ -1236,8 +1236,11 @@ static ssize_t write_file_nf_override(struct file *file, ah->nf_override = val; - if (ah->curchan) + if (ah->curchan) { + ath9k_ps_wakeup(sc); ath9k_hw_loadnf(ah, ah->curchan); + ath9k_ps_restore(sc); + } return count; } @@ -1294,7 +1297,7 @@ void ath9k_get_et_strings(struct ieee80211_hw *hw, u32 sset, u8 *data) { if (sset == ETH_SS_STATS) - memcpy(data, *ath9k_gstrings_stats, + memcpy(data, ath9k_gstrings_stats, sizeof(ath9k_gstrings_stats)); } diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c index 3f563e02d17d..3aa915d21554 100644 --- a/drivers/net/wireless/ath/ath9k/hif_usb.c +++ b/drivers/net/wireless/ath/ath9k/hif_usb.c @@ -244,11 +244,11 @@ static inline void ath9k_skb_queue_complete(struct hif_device_usb *hif_dev, ath9k_htc_txcompletion_cb(hif_dev->htc_handle, skb, txok); if (txok) { - TX_STAT_INC(skb_success); - TX_STAT_ADD(skb_success_bytes, ln); + TX_STAT_INC(hif_dev, skb_success); + TX_STAT_ADD(hif_dev, skb_success_bytes, ln); } else - TX_STAT_INC(skb_failed); + TX_STAT_INC(hif_dev, skb_failed); } } @@ -302,7 +302,7 @@ static void hif_usb_tx_cb(struct urb *urb) hif_dev->tx.tx_buf_cnt++; if (!(hif_dev->tx.flags & HIF_USB_TX_STOP)) __hif_usb_tx(hif_dev); /* Check for pending SKBs */ - TX_STAT_INC(buf_completed); + TX_STAT_INC(hif_dev, buf_completed); spin_unlock(&hif_dev->tx.tx_lock); } @@ -353,7 +353,7 @@ static int __hif_usb_tx(struct hif_device_usb *hif_dev) tx_buf->len += tx_buf->offset; __skb_queue_tail(&tx_buf->skb_queue, nskb); - TX_STAT_INC(skb_queued); + TX_STAT_INC(hif_dev, skb_queued); } usb_fill_bulk_urb(tx_buf->urb, hif_dev->udev, @@ -368,11 +368,10 @@ static int __hif_usb_tx(struct hif_device_usb *hif_dev) __skb_queue_head_init(&tx_buf->skb_queue); list_move_tail(&tx_buf->list, &hif_dev->tx.tx_buf); hif_dev->tx.tx_buf_cnt++; + } else { + TX_STAT_INC(hif_dev, buf_queued); } - if (!ret) - TX_STAT_INC(buf_queued); - return ret; } @@ -449,10 +448,19 @@ static void hif_usb_stop(void *hif_handle) spin_unlock_irqrestore(&hif_dev->tx.tx_lock, flags); /* The pending URBs have to be canceled. */ + spin_lock_irqsave(&hif_dev->tx.tx_lock, flags); list_for_each_entry_safe(tx_buf, tx_buf_tmp, &hif_dev->tx.tx_pending, list) { + usb_get_urb(tx_buf->urb); + spin_unlock_irqrestore(&hif_dev->tx.tx_lock, flags); usb_kill_urb(tx_buf->urb); + list_del(&tx_buf->list); + usb_free_urb(tx_buf->urb); + kfree(tx_buf->buf); + kfree(tx_buf); + spin_lock_irqsave(&hif_dev->tx.tx_lock, flags); } + spin_unlock_irqrestore(&hif_dev->tx.tx_lock, flags); usb_kill_anchored_urbs(&hif_dev->mgmt_submitted); } @@ -506,7 +514,7 @@ static void hif_usb_sta_drain(void *hif_handle, u8 idx) ath9k_htc_txcompletion_cb(hif_dev->htc_handle, skb, false); hif_dev->tx.tx_skb_cnt--; - TX_STAT_INC(skb_failed); + TX_STAT_INC(hif_dev, skb_failed); } } @@ -526,6 +534,24 @@ static struct ath9k_htc_hif hif_usb = { .send = hif_usb_send, }; +/* Need to free remain_skb allocated in ath9k_hif_usb_rx_stream + * in case ath9k_hif_usb_rx_stream wasn't called next time to + * process the buffer and subsequently free it. + */ +static void ath9k_hif_usb_free_rx_remain_skb(struct hif_device_usb *hif_dev) +{ + unsigned long flags; + + spin_lock_irqsave(&hif_dev->rx_lock, flags); + if (hif_dev->remain_skb) { + dev_kfree_skb_any(hif_dev->remain_skb); + hif_dev->remain_skb = NULL; + hif_dev->rx_remain_len = 0; + RX_STAT_INC(hif_dev, skb_dropped); + } + spin_unlock_irqrestore(&hif_dev->rx_lock, flags); +} + static void ath9k_hif_usb_rx_stream(struct hif_device_usb *hif_dev, struct sk_buff *skb) { @@ -553,11 +579,11 @@ static void ath9k_hif_usb_rx_stream(struct hif_device_usb *hif_dev, memcpy(ptr, skb->data, rx_remain_len); rx_pkt_len += rx_remain_len; - hif_dev->rx_remain_len = 0; skb_put(remain_skb, rx_pkt_len); skb_pool[pool_index++] = remain_skb; - + hif_dev->remain_skb = NULL; + hif_dev->rx_remain_len = 0; } else { index = rx_remain_len; } @@ -576,9 +602,21 @@ static void ath9k_hif_usb_rx_stream(struct hif_device_usb *hif_dev, pkt_len = get_unaligned_le16(ptr + index); pkt_tag = get_unaligned_le16(ptr + index + 2); + /* It is supposed that if we have an invalid pkt_tag or + * pkt_len then the whole input SKB is considered invalid + * and dropped; the associated packets already in skb_pool + * are dropped, too. + */ if (pkt_tag != ATH_USB_RX_STREAM_MODE_TAG) { - RX_STAT_INC(skb_dropped); - return; + RX_STAT_INC(hif_dev, skb_dropped); + goto invalid_pkt; + } + + if (pkt_len > 2 * MAX_RX_BUF_SIZE) { + dev_err(&hif_dev->udev->dev, + "ath9k_htc: invalid pkt_len (%x)\n", pkt_len); + RX_STAT_INC(hif_dev, skb_dropped); + goto invalid_pkt; } pad_len = 4 - (pkt_len & 0x3); @@ -590,11 +628,6 @@ static void ath9k_hif_usb_rx_stream(struct hif_device_usb *hif_dev, if (index > MAX_RX_BUF_SIZE) { spin_lock(&hif_dev->rx_lock); - hif_dev->rx_remain_len = index - MAX_RX_BUF_SIZE; - hif_dev->rx_transfer_len = - MAX_RX_BUF_SIZE - chk_idx - 4; - hif_dev->rx_pad_len = pad_len; - nskb = __dev_alloc_skb(pkt_len + 32, GFP_ATOMIC); if (!nskb) { dev_err(&hif_dev->udev->dev, @@ -602,8 +635,14 @@ static void ath9k_hif_usb_rx_stream(struct hif_device_usb *hif_dev, spin_unlock(&hif_dev->rx_lock); goto err; } + + hif_dev->rx_remain_len = index - MAX_RX_BUF_SIZE; + hif_dev->rx_transfer_len = + MAX_RX_BUF_SIZE - chk_idx - 4; + hif_dev->rx_pad_len = pad_len; + skb_reserve(nskb, 32); - RX_STAT_INC(skb_allocated); + RX_STAT_INC(hif_dev, skb_allocated); memcpy(nskb->data, &(skb->data[chk_idx+4]), hif_dev->rx_transfer_len); @@ -624,7 +663,7 @@ static void ath9k_hif_usb_rx_stream(struct hif_device_usb *hif_dev, goto err; } skb_reserve(nskb, 32); - RX_STAT_INC(skb_allocated); + RX_STAT_INC(hif_dev, skb_allocated); memcpy(nskb->data, &(skb->data[chk_idx+4]), pkt_len); skb_put(nskb, pkt_len); @@ -634,11 +673,18 @@ static void ath9k_hif_usb_rx_stream(struct hif_device_usb *hif_dev, err: for (i = 0; i < pool_index; i++) { - RX_STAT_ADD(skb_completed_bytes, skb_pool[i]->len); + RX_STAT_ADD(hif_dev, skb_completed_bytes, skb_pool[i]->len); ath9k_htc_rx_msg(hif_dev->htc_handle, skb_pool[i], skb_pool[i]->len, USB_WLAN_RX_PIPE); - RX_STAT_INC(skb_completed); + RX_STAT_INC(hif_dev, skb_completed); + } + return; +invalid_pkt: + for (i = 0; i < pool_index; i++) { + dev_kfree_skb_any(skb_pool[i]); + RX_STAT_INC(hif_dev, skb_dropped); } + return; } static void ath9k_hif_usb_rx_cb(struct urb *urb) @@ -693,14 +739,13 @@ static void ath9k_hif_usb_reg_in_cb(struct urb *urb) struct rx_buf *rx_buf = (struct rx_buf *)urb->context; struct hif_device_usb *hif_dev = rx_buf->hif_dev; struct sk_buff *skb = rx_buf->skb; - struct sk_buff *nskb; int ret; if (!skb) return; if (!hif_dev) - goto free; + goto free_skb; switch (urb->status) { case 0: @@ -709,7 +754,7 @@ static void ath9k_hif_usb_reg_in_cb(struct urb *urb) case -ECONNRESET: case -ENODEV: case -ESHUTDOWN: - goto free; + goto free_skb; default: skb_reset_tail_pointer(skb); skb_trim(skb, 0); @@ -720,25 +765,27 @@ static void ath9k_hif_usb_reg_in_cb(struct urb *urb) if (likely(urb->actual_length != 0)) { skb_put(skb, urb->actual_length); - /* Process the command first */ + /* + * Process the command first. + * skb is either freed here or passed to be + * managed to another callback function. + */ ath9k_htc_rx_msg(hif_dev->htc_handle, skb, skb->len, USB_REG_IN_PIPE); - - nskb = alloc_skb(MAX_REG_IN_BUF_SIZE, GFP_ATOMIC); - if (!nskb) { + skb = alloc_skb(MAX_REG_IN_BUF_SIZE, GFP_ATOMIC); + if (!skb) { dev_err(&hif_dev->udev->dev, "ath9k_htc: REG_IN memory allocation failure\n"); - urb->context = NULL; - return; + goto free_rx_buf; } - rx_buf->skb = nskb; + rx_buf->skb = skb; usb_fill_int_urb(urb, hif_dev->udev, usb_rcvintpipe(hif_dev->udev, USB_REG_IN_PIPE), - nskb->data, MAX_REG_IN_BUF_SIZE, + skb->data, MAX_REG_IN_BUF_SIZE, ath9k_hif_usb_reg_in_cb, rx_buf, 1); } @@ -747,12 +794,13 @@ resubmit: ret = usb_submit_urb(urb, GFP_ATOMIC); if (ret) { usb_unanchor_urb(urb); - goto free; + goto free_skb; } return; -free: +free_skb: kfree_skb(skb); +free_rx_buf: kfree(rx_buf); urb->context = NULL; } @@ -762,27 +810,33 @@ static void ath9k_hif_usb_dealloc_tx_urbs(struct hif_device_usb *hif_dev) struct tx_buf *tx_buf = NULL, *tx_buf_tmp = NULL; unsigned long flags; + spin_lock_irqsave(&hif_dev->tx.tx_lock, flags); list_for_each_entry_safe(tx_buf, tx_buf_tmp, &hif_dev->tx.tx_buf, list) { - usb_kill_urb(tx_buf->urb); list_del(&tx_buf->list); usb_free_urb(tx_buf->urb); kfree(tx_buf->buf); kfree(tx_buf); } + spin_unlock_irqrestore(&hif_dev->tx.tx_lock, flags); spin_lock_irqsave(&hif_dev->tx.tx_lock, flags); hif_dev->tx.flags |= HIF_USB_TX_FLUSH; spin_unlock_irqrestore(&hif_dev->tx.tx_lock, flags); + spin_lock_irqsave(&hif_dev->tx.tx_lock, flags); list_for_each_entry_safe(tx_buf, tx_buf_tmp, &hif_dev->tx.tx_pending, list) { + usb_get_urb(tx_buf->urb); + spin_unlock_irqrestore(&hif_dev->tx.tx_lock, flags); usb_kill_urb(tx_buf->urb); list_del(&tx_buf->list); usb_free_urb(tx_buf->urb); kfree(tx_buf->buf); kfree(tx_buf); + spin_lock_irqsave(&hif_dev->tx.tx_lock, flags); } + spin_unlock_irqrestore(&hif_dev->tx.tx_lock, flags); usb_kill_anchored_urbs(&hif_dev->mgmt_submitted); } @@ -832,6 +886,7 @@ err: static void ath9k_hif_usb_dealloc_rx_urbs(struct hif_device_usb *hif_dev) { usb_kill_anchored_urbs(&hif_dev->rx_submitted); + ath9k_hif_usb_free_rx_remain_skb(hif_dev); } static int ath9k_hif_usb_alloc_rx_urbs(struct hif_device_usb *hif_dev) @@ -1304,10 +1359,24 @@ static int send_eject_command(struct usb_interface *interface) static int ath9k_hif_usb_probe(struct usb_interface *interface, const struct usb_device_id *id) { + struct usb_endpoint_descriptor *bulk_in, *bulk_out, *int_in, *int_out; struct usb_device *udev = interface_to_usbdev(interface); + struct usb_host_interface *alt; struct hif_device_usb *hif_dev; int ret = 0; + /* Verify the expected endpoints are present */ + alt = interface->cur_altsetting; + if (usb_find_common_endpoints(alt, &bulk_in, &bulk_out, &int_in, &int_out) < 0 || + usb_endpoint_num(bulk_in) != USB_WLAN_RX_PIPE || + usb_endpoint_num(bulk_out) != USB_WLAN_TX_PIPE || + usb_endpoint_num(int_in) != USB_REG_IN_PIPE || + usb_endpoint_num(int_out) != USB_REG_OUT_PIPE) { + dev_err(&udev->dev, + "ath9k_htc: Device endpoint numbers are not the expected ones\n"); + return -ENODEV; + } + if (id->driver_info == STORAGE_DEVICE) return send_eject_command(interface); diff --git a/drivers/net/wireless/ath/ath9k/htc.h b/drivers/net/wireless/ath/ath9k/htc.h index 9f64e32381f9..232e93dfbc83 100644 --- a/drivers/net/wireless/ath/ath9k/htc.h +++ b/drivers/net/wireless/ath/ath9k/htc.h @@ -325,14 +325,18 @@ static inline struct ath9k_htc_tx_ctl *HTC_SKB_CB(struct sk_buff *skb) } #ifdef CONFIG_ATH9K_HTC_DEBUGFS - -#define TX_STAT_INC(c) (hif_dev->htc_handle->drv_priv->debug.tx_stats.c++) -#define TX_STAT_ADD(c, a) (hif_dev->htc_handle->drv_priv->debug.tx_stats.c += a) -#define RX_STAT_INC(c) (hif_dev->htc_handle->drv_priv->debug.skbrx_stats.c++) -#define RX_STAT_ADD(c, a) (hif_dev->htc_handle->drv_priv->debug.skbrx_stats.c += a) -#define CAB_STAT_INC priv->debug.tx_stats.cab_queued++ - -#define TX_QSTAT_INC(q) (priv->debug.tx_stats.queue_stats[q]++) +#define __STAT_SAFE(hif_dev, expr) do { ((hif_dev)->htc_handle->drv_priv ? (expr) : 0); } while (0) +#define CAB_STAT_INC(priv) do { ((priv)->debug.tx_stats.cab_queued++); } while (0) +#define TX_QSTAT_INC(priv, q) do { ((priv)->debug.tx_stats.queue_stats[q]++); } while (0) + +#define TX_STAT_INC(hif_dev, c) \ + __STAT_SAFE((hif_dev), (hif_dev)->htc_handle->drv_priv->debug.tx_stats.c++) +#define TX_STAT_ADD(hif_dev, c, a) \ + __STAT_SAFE((hif_dev), (hif_dev)->htc_handle->drv_priv->debug.tx_stats.c += a) +#define RX_STAT_INC(hif_dev, c) \ + __STAT_SAFE((hif_dev), (hif_dev)->htc_handle->drv_priv->debug.skbrx_stats.c++) +#define RX_STAT_ADD(hif_dev, c, a) \ + __STAT_SAFE((hif_dev), (hif_dev)->htc_handle->drv_priv->debug.skbrx_stats.c += a) void ath9k_htc_err_stat_rx(struct ath9k_htc_priv *priv, struct ath_rx_status *rs); @@ -372,13 +376,13 @@ void ath9k_htc_get_et_stats(struct ieee80211_hw *hw, struct ethtool_stats *stats, u64 *data); #else -#define TX_STAT_INC(c) do { } while (0) -#define TX_STAT_ADD(c, a) do { } while (0) -#define RX_STAT_INC(c) do { } while (0) -#define RX_STAT_ADD(c, a) do { } while (0) -#define CAB_STAT_INC do { } while (0) +#define TX_STAT_INC(hif_dev, c) do { } while (0) +#define TX_STAT_ADD(hif_dev, c, a) do { } while (0) +#define RX_STAT_INC(hif_dev, c) do { } while (0) +#define RX_STAT_ADD(hif_dev, c, a) do { } while (0) -#define TX_QSTAT_INC(c) do { } while (0) +#define CAB_STAT_INC(priv) +#define TX_QSTAT_INC(priv, c) static inline void ath9k_htc_err_stat_rx(struct ath9k_htc_priv *priv, struct ath_rx_status *rs) diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_debug.c b/drivers/net/wireless/ath/ath9k/htc_drv_debug.c index b3ed65e5c4da..e79bbcd3279a 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_debug.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_debug.c @@ -428,7 +428,7 @@ void ath9k_htc_get_et_strings(struct ieee80211_hw *hw, u32 sset, u8 *data) { if (sset == ETH_SS_STATS) - memcpy(data, *ath9k_htc_gstrings_stats, + memcpy(data, ath9k_htc_gstrings_stats, sizeof(ath9k_htc_gstrings_stats)); } @@ -491,7 +491,7 @@ int ath9k_htc_init_debug(struct ath_hw *ah) priv->debug.debugfs_phy = debugfs_create_dir(KBUILD_MODNAME, priv->hw->wiphy->debugfsdir); - if (!priv->debug.debugfs_phy) + if (IS_ERR(priv->debug.debugfs_phy)) return -ENOMEM; ath9k_cmn_spectral_init_debug(&priv->spec_priv, priv->debug.debugfs_phy); diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_init.c b/drivers/net/wireless/ath/ath9k/htc_drv_init.c index 27d9fe6799f5..49d587330990 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c @@ -246,7 +246,7 @@ static unsigned int ath9k_regread(void *hw_priv, u32 reg_offset) if (unlikely(r)) { ath_dbg(common, WMI, "REGISTER READ FAILED: (0x%04x, %d)\n", reg_offset, r); - return -EIO; + return -1; } return be32_to_cpu(val); @@ -946,7 +946,6 @@ int ath9k_htc_probe_device(struct htc_target *htc_handle, struct device *dev, priv->hw = hw; priv->htc = htc_handle; priv->dev = dev; - htc_handle->drv_priv = priv; SET_IEEE80211_DEV(hw, priv->dev); ret = ath9k_htc_wait_for_target(priv); @@ -967,6 +966,8 @@ int ath9k_htc_probe_device(struct htc_target *htc_handle, struct device *dev, if (ret) goto err_init; + htc_handle->drv_priv = priv; + return 0; err_init: diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_main.c b/drivers/net/wireless/ath/ath9k/htc_drv_main.c index a82ad739ab80..16a7bae62b7d 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c @@ -1460,7 +1460,7 @@ static int ath9k_htc_set_key(struct ieee80211_hw *hw, } break; case DISABLE_KEY: - ath_key_delete(common, key); + ath_key_delete(common, key->hw_key_idx); break; default: ret = -EINVAL; diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c index f19393e584dc..979ac31a77a0 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c @@ -106,20 +106,20 @@ static inline enum htc_endpoint_id get_htc_epid(struct ath9k_htc_priv *priv, switch (qnum) { case 0: - TX_QSTAT_INC(IEEE80211_AC_VO); + TX_QSTAT_INC(priv, IEEE80211_AC_VO); epid = priv->data_vo_ep; break; case 1: - TX_QSTAT_INC(IEEE80211_AC_VI); + TX_QSTAT_INC(priv, IEEE80211_AC_VI); epid = priv->data_vi_ep; break; case 2: - TX_QSTAT_INC(IEEE80211_AC_BE); + TX_QSTAT_INC(priv, IEEE80211_AC_BE); epid = priv->data_be_ep; break; case 3: default: - TX_QSTAT_INC(IEEE80211_AC_BK); + TX_QSTAT_INC(priv, IEEE80211_AC_BK); epid = priv->data_bk_ep; break; } @@ -323,7 +323,7 @@ static void ath9k_htc_tx_data(struct ath9k_htc_priv *priv, memcpy(tx_fhdr, (u8 *) &tx_hdr, sizeof(tx_hdr)); if (is_cab) { - CAB_STAT_INC; + CAB_STAT_INC(priv); tx_ctl->epid = priv->cab_ep; return; } @@ -973,7 +973,7 @@ static bool ath9k_rx_prepare(struct ath9k_htc_priv *priv, struct ath_htc_rx_status *rxstatus; struct ath_rx_status rx_stats; bool decrypt_error = false; - __be16 rs_datalen; + u16 rs_datalen; bool is_phyerr; if (skb->len < HTC_RX_FRAME_HEADER_SIZE) { @@ -1005,6 +1005,14 @@ static bool ath9k_rx_prepare(struct ath9k_htc_priv *priv, goto rx_next; } + if (rxstatus->rs_keyix >= ATH_KEYMAX && + rxstatus->rs_keyix != ATH9K_RXKEYIX_INVALID) { + ath_dbg(common, ANY, + "Invalid keyix, dropping (keyix: %d)\n", + rxstatus->rs_keyix); + goto rx_next; + } + /* Get the RX status information */ memset(rx_status, 0, sizeof(struct ieee80211_rx_status)); diff --git a/drivers/net/wireless/ath/ath9k/htc_hst.c b/drivers/net/wireless/ath/ath9k/htc_hst.c index f705f0e1cb5b..d5e5f9cf4ca8 100644 --- a/drivers/net/wireless/ath/ath9k/htc_hst.c +++ b/drivers/net/wireless/ath/ath9k/htc_hst.c @@ -30,6 +30,7 @@ static int htc_issue_send(struct htc_target *target, struct sk_buff* skb, hdr->endpoint_id = epid; hdr->flags = flags; hdr->payload_len = cpu_to_be16(len); + memset(hdr->control, 0, sizeof(hdr->control)); status = target->hif->send(target->hif_dev, endpoint->ul_pipeid, skb); @@ -113,7 +114,13 @@ static void htc_process_conn_rsp(struct htc_target *target, if (svc_rspmsg->status == HTC_SERVICE_SUCCESS) { epid = svc_rspmsg->endpoint_id; - if (epid < 0 || epid >= ENDPOINT_MAX) + + /* Check that the received epid for the endpoint to attach + * a new service is valid. ENDPOINT0 can't be used here as it + * is already reserved for HTC_CTRL_RSVD_SVC service and thus + * should not be modified. + */ + if (epid <= ENDPOINT0 || epid >= ENDPOINT_MAX) return; service_id = be16_to_cpu(svc_rspmsg->service_id); @@ -274,6 +281,10 @@ int htc_connect_service(struct htc_target *target, conn_msg->dl_pipeid = endpoint->dl_pipeid; conn_msg->ul_pipeid = endpoint->ul_pipeid; + /* To prevent infoleak */ + conn_msg->svc_meta_len = 0; + conn_msg->pad = 0; + ret = htc_issue_send(target, skb, skb->len, 0, ENDPOINT0); if (ret) goto err; @@ -342,6 +353,8 @@ void ath9k_htc_txcompletion_cb(struct htc_target *htc_handle, if (skb) { htc_hdr = (struct htc_frame_hdr *) skb->data; + if (htc_hdr->endpoint_id >= ARRAY_SIZE(htc_handle->endpoint)) + goto ret; endpoint = &htc_handle->endpoint[htc_hdr->endpoint_id]; skb_pull(skb, sizeof(struct htc_frame_hdr)); @@ -360,40 +373,34 @@ ret: } static void ath9k_htc_fw_panic_report(struct htc_target *htc_handle, - struct sk_buff *skb) + struct sk_buff *skb, u32 len) { uint32_t *pattern = (uint32_t *)skb->data; - switch (*pattern) { - case 0x33221199: - { + if (*pattern == 0x33221199 && len >= sizeof(struct htc_panic_bad_vaddr)) { struct htc_panic_bad_vaddr *htc_panic; htc_panic = (struct htc_panic_bad_vaddr *) skb->data; dev_err(htc_handle->dev, "ath: firmware panic! " "exccause: 0x%08x; pc: 0x%08x; badvaddr: 0x%08x.\n", htc_panic->exccause, htc_panic->pc, htc_panic->badvaddr); - break; - } - case 0x33221299: - { + return; + } + if (*pattern == 0x33221299) { struct htc_panic_bad_epid *htc_panic; htc_panic = (struct htc_panic_bad_epid *) skb->data; dev_err(htc_handle->dev, "ath: firmware panic! " "bad epid: 0x%08x\n", htc_panic->epid); - break; - } - default: - dev_err(htc_handle->dev, "ath: unknown panic pattern!\n"); - break; + return; } + dev_err(htc_handle->dev, "ath: unknown panic pattern!\n"); } /* * HTC Messages are handled directly here and the obtained SKB * is freed. * - * Service messages (Data, WMI) passed to the corresponding + * Service messages (Data, WMI) are passed to the corresponding * endpoint RX handlers, which have to free the SKB. */ void ath9k_htc_rx_msg(struct htc_target *htc_handle, @@ -407,16 +414,26 @@ void ath9k_htc_rx_msg(struct htc_target *htc_handle, if (!htc_handle || !skb) return; + /* A valid message requires len >= 8. + * + * sizeof(struct htc_frame_hdr) == 8 + * sizeof(struct htc_ready_msg) == 8 + * sizeof(struct htc_panic_bad_vaddr) == 16 + * sizeof(struct htc_panic_bad_epid) == 8 + */ + if (unlikely(len < sizeof(struct htc_frame_hdr))) + goto invalid; htc_hdr = (struct htc_frame_hdr *) skb->data; epid = htc_hdr->endpoint_id; if (epid == 0x99) { - ath9k_htc_fw_panic_report(htc_handle, skb); + ath9k_htc_fw_panic_report(htc_handle, skb, len); kfree_skb(skb); return; } if (epid < 0 || epid >= ENDPOINT_MAX) { +invalid: if (pipe_id != USB_REG_IN_PIPE) dev_kfree_skb_any(skb); else @@ -428,21 +445,30 @@ void ath9k_htc_rx_msg(struct htc_target *htc_handle, /* Handle trailer */ if (htc_hdr->flags & HTC_FLAGS_RECV_TRAILER) { - if (be32_to_cpu(*(__be32 *) skb->data) == 0x00C60000) + if (be32_to_cpu(*(__be32 *) skb->data) == 0x00C60000) { /* Move past the Watchdog pattern */ htc_hdr = (struct htc_frame_hdr *)(skb->data + 4); + len -= 4; + } } /* Get the message ID */ + if (unlikely(len < sizeof(struct htc_frame_hdr) + sizeof(__be16))) + goto invalid; msg_id = (__be16 *) ((void *) htc_hdr + sizeof(struct htc_frame_hdr)); /* Now process HTC messages */ switch (be16_to_cpu(*msg_id)) { case HTC_MSG_READY_ID: + if (unlikely(len < sizeof(struct htc_ready_msg))) + goto invalid; htc_process_target_rdy(htc_handle, htc_hdr); break; case HTC_MSG_CONNECT_SERVICE_RESPONSE_ID: + if (unlikely(len < sizeof(struct htc_frame_hdr) + + sizeof(struct htc_conn_svc_rspmsg))) + goto invalid; htc_process_conn_rsp(htc_handle, htc_hdr); break; default: @@ -461,6 +487,8 @@ void ath9k_htc_rx_msg(struct htc_target *htc_handle, if (endpoint->ep_callbacks.rx) endpoint->ep_callbacks.rx(endpoint->ep_callbacks.priv, skb, epid); + else + goto invalid; } } diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index b4f7ee423d40..daad9e7b17cf 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -287,7 +287,7 @@ static bool ath9k_hw_read_revisions(struct ath_hw *ah) srev = REG_READ(ah, AR_SREV); - if (srev == -EIO) { + if (srev == -1) { ath_err(ath9k_hw_common(ah), "Failed to read SREV register"); return false; @@ -1622,7 +1622,6 @@ static void ath9k_hw_apply_gpio_override(struct ath_hw *ah) ath9k_hw_gpio_request_out(ah, i, NULL, AR_GPIO_OUTPUT_MUX_AS_OUTPUT); ath9k_hw_set_gpio(ah, i, !!(ah->gpio_val & BIT(i))); - ath9k_hw_gpio_free(ah, i); } } @@ -2729,14 +2728,17 @@ static void ath9k_hw_gpio_cfg_output_mux(struct ath_hw *ah, u32 gpio, u32 type) static void ath9k_hw_gpio_cfg_soc(struct ath_hw *ah, u32 gpio, bool out, const char *label) { + int err; + if (ah->caps.gpio_requested & BIT(gpio)) return; - /* may be requested by BSP, free anyway */ - gpio_free(gpio); - - if (gpio_request_one(gpio, out ? GPIOF_OUT_INIT_LOW : GPIOF_IN, label)) + err = gpio_request_one(gpio, out ? GPIOF_OUT_INIT_LOW : GPIOF_IN, label); + if (err) { + ath_err(ath9k_hw_common(ah), "request GPIO%d failed:%d\n", + gpio, err); return; + } ah->caps.gpio_requested |= BIT(gpio); } diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h index 68956cdc8c9a..4b5687b6c0c9 100644 --- a/drivers/net/wireless/ath/ath9k/hw.h +++ b/drivers/net/wireless/ath/ath9k/hw.h @@ -818,6 +818,7 @@ struct ath_hw { struct ath9k_pacal_info pacal_info; struct ar5416Stats stats; struct ath9k_tx_queue_info txq[ATH9K_NUM_TX_QUEUES]; + DECLARE_BITMAP(pending_del_keymap, ATH_KEYMAX); enum ath9k_int imask; u32 imrs2_reg; diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c index fae572b38416..922a3f208837 100644 --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c @@ -230,7 +230,7 @@ static unsigned int ath9k_reg_rmw(void *hw_priv, u32 reg_offset, u32 set, u32 cl struct ath_hw *ah = hw_priv; struct ath_common *common = ath9k_hw_common(ah); struct ath_softc *sc = (struct ath_softc *) common->priv; - unsigned long uninitialized_var(flags); + unsigned long flags; u32 val; if (NR_CPUS > 1 && ah->config.serialize_regmode == SER_REG_MODE_ON) { diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index 3e92b88045a5..2fdf9858a73d 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -200,7 +200,7 @@ void ath_cancel_work(struct ath_softc *sc) void ath_restart_work(struct ath_softc *sc) { ieee80211_queue_delayed_work(sc->hw, &sc->hw_check_work, - ATH_HW_CHECK_POLL_INT); + msecs_to_jiffies(ATH_HW_CHECK_POLL_INT)); if (AR_SREV_9340(sc->sc_ah) || AR_SREV_9330(sc->sc_ah)) ieee80211_queue_delayed_work(sc->hw, &sc->hw_pll_work, @@ -304,6 +304,11 @@ static int ath_reset_internal(struct ath_softc *sc, struct ath9k_channel *hchan) hchan = ah->curchan; } + if (!hchan) { + fastcc = false; + hchan = ath9k_cmn_get_channel(sc->hw, ah, &sc->cur_chan->chandef); + } + if (!ath_prepare_reset(sc)) fastcc = false; @@ -525,8 +530,10 @@ irqreturn_t ath_isr(int irq, void *dev) ath9k_debug_sync_cause(sc, sync_cause); status &= ah->imask; /* discard unasked-for bits */ - if (test_bit(ATH_OP_HW_RESET, &common->op_flags)) + if (test_bit(ATH_OP_HW_RESET, &common->op_flags)) { + ath9k_hw_kill_interrupts(sc->sc_ah); return IRQ_HANDLED; + } /* * If there are no status bits set, then this interrupt was not @@ -818,12 +825,81 @@ exit: ieee80211_free_txskb(hw, skb); } +static bool ath9k_txq_list_has_key(struct list_head *txq_list, u32 keyix) +{ + struct ath_buf *bf; + struct ieee80211_tx_info *txinfo; + struct ath_frame_info *fi; + + list_for_each_entry(bf, txq_list, list) { + if (bf->bf_state.stale || !bf->bf_mpdu) + continue; + + txinfo = IEEE80211_SKB_CB(bf->bf_mpdu); + fi = (struct ath_frame_info *)&txinfo->rate_driver_data[0]; + if (fi->keyix == keyix) + return true; + } + + return false; +} + +static bool ath9k_txq_has_key(struct ath_softc *sc, u32 keyix) +{ + struct ath_hw *ah = sc->sc_ah; + int i, j; + struct ath_txq *txq; + bool key_in_use = false; + + for (i = 0; !key_in_use && i < ATH9K_NUM_TX_QUEUES; i++) { + if (!ATH_TXQ_SETUP(sc, i)) + continue; + txq = &sc->tx.txq[i]; + if (!txq->axq_depth) + continue; + if (!ath9k_hw_numtxpending(ah, txq->axq_qnum)) + continue; + + ath_txq_lock(sc, txq); + key_in_use = ath9k_txq_list_has_key(&txq->axq_q, keyix); + if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) { + int idx = txq->txq_tailidx; + + for (j = 0; !key_in_use && + !list_empty(&txq->txq_fifo[idx]) && + j < ATH_TXFIFO_DEPTH; j++) { + key_in_use = ath9k_txq_list_has_key( + &txq->txq_fifo[idx], keyix); + INCR(idx, ATH_TXFIFO_DEPTH); + } + } + ath_txq_unlock(sc, txq); + } + + return key_in_use; +} + +static void ath9k_pending_key_del(struct ath_softc *sc, u8 keyix) +{ + struct ath_hw *ah = sc->sc_ah; + struct ath_common *common = ath9k_hw_common(ah); + + if (!test_bit(keyix, ah->pending_del_keymap) || + ath9k_txq_has_key(sc, keyix)) + return; + + /* No more TXQ frames point to this key cache entry, so delete it. */ + clear_bit(keyix, ah->pending_del_keymap); + ath_key_delete(common, keyix); +} + static void ath9k_stop(struct ieee80211_hw *hw) { struct ath_softc *sc = hw->priv; struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); bool prev_idle; + int i; ath9k_deinit_channel_context(sc); @@ -891,6 +967,14 @@ static void ath9k_stop(struct ieee80211_hw *hw) spin_unlock_bh(&sc->sc_pcu_lock); + for (i = 0; i < ATH_KEYMAX; i++) + ath9k_pending_key_del(sc, i); + + /* Clear key cache entries explicitly to get rid of any potentially + * remaining keys. + */ + ath9k_cmn_init_crypto(sc->sc_ah); + ath9k_ps_restore(sc); sc->ps_idle = prev_idle; @@ -1536,12 +1620,11 @@ static void ath9k_del_ps_key(struct ath_softc *sc, { struct ath_common *common = ath9k_hw_common(sc->sc_ah); struct ath_node *an = (struct ath_node *) sta->drv_priv; - struct ieee80211_key_conf ps_key = { .hw_key_idx = an->ps_key }; if (!an->ps_key) return; - ath_key_delete(common, &ps_key); + ath_key_delete(common, an->ps_key); an->ps_key = 0; an->key_idx[0] = 0; } @@ -1703,6 +1786,12 @@ static int ath9k_set_key(struct ieee80211_hw *hw, if (sta) an = (struct ath_node *)sta->drv_priv; + /* Delete pending key cache entries if no more frames are pointing to + * them in TXQs. + */ + for (i = 0; i < ATH_KEYMAX; i++) + ath9k_pending_key_del(sc, i); + switch (cmd) { case SET_KEY: if (sta) @@ -1732,7 +1821,15 @@ static int ath9k_set_key(struct ieee80211_hw *hw, } break; case DISABLE_KEY: - ath_key_delete(common, key); + if (ath9k_txq_has_key(sc, key->hw_key_idx)) { + /* Delay key cache entry deletion until there are no + * remaining TXQ frames pointing to this entry. + */ + set_bit(key->hw_key_idx, sc->sc_ah->pending_del_keymap); + ath_hw_keysetmac(common, key->hw_key_idx, NULL); + } else { + ath_key_delete(common, key->hw_key_idx); + } if (an) { for (i = 0; i < ARRAY_SIZE(an->key_idx); i++) { if (an->key_idx[i] != key->hw_key_idx) @@ -2131,7 +2228,7 @@ void __ath9k_flush(struct ieee80211_hw *hw, u32 queues, bool drop, } ieee80211_queue_delayed_work(hw, &sc->hw_check_work, - ATH_HW_CHECK_POLL_INT); + msecs_to_jiffies(ATH_HW_CHECK_POLL_INT)); } static bool ath9k_tx_frames_pending(struct ieee80211_hw *hw) diff --git a/drivers/net/wireless/ath/ath9k/pci.c b/drivers/net/wireless/ath/ath9k/pci.c index 92b2dd396436..cb3318bd3cad 100644 --- a/drivers/net/wireless/ath/ath9k/pci.c +++ b/drivers/net/wireless/ath/ath9k/pci.c @@ -993,8 +993,8 @@ static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) sc->sc_ah->msi_reg = 0; ath9k_hw_name(sc->sc_ah, hw_name, sizeof(hw_name)); - wiphy_info(hw->wiphy, "%s mem=0x%lx, irq=%d\n", - hw_name, (unsigned long)sc->mem, pdev->irq); + wiphy_info(hw->wiphy, "%s mem=0x%p, irq=%d\n", + hw_name, sc->mem, pdev->irq); return 0; diff --git a/drivers/net/wireless/ath/ath9k/wmi.c b/drivers/net/wireless/ath/ath9k/wmi.c index 066677bb83eb..78ce349a48f7 100644 --- a/drivers/net/wireless/ath/ath9k/wmi.c +++ b/drivers/net/wireless/ath/ath9k/wmi.c @@ -218,6 +218,10 @@ static void ath9k_wmi_ctrl_rx(void *priv, struct sk_buff *skb, if (unlikely(wmi->stopped)) goto free_skb; + /* Validate the obtained SKB. */ + if (unlikely(skb->len < sizeof(struct wmi_cmd_hdr))) + goto free_skb; + hdr = (struct wmi_cmd_hdr *) skb->data; cmd_id = be16_to_cpu(hdr->command_id); @@ -235,10 +239,10 @@ static void ath9k_wmi_ctrl_rx(void *priv, struct sk_buff *skb, spin_unlock_irqrestore(&wmi->wmi_lock, flags); goto free_skb; } - spin_unlock_irqrestore(&wmi->wmi_lock, flags); /* WMI command response */ ath9k_wmi_rsp_callback(wmi, skb); + spin_unlock_irqrestore(&wmi->wmi_lock, flags); free_skb: kfree_skb(skb); @@ -276,7 +280,8 @@ int ath9k_wmi_connect(struct htc_target *htc, struct wmi *wmi, static int ath9k_wmi_cmd_issue(struct wmi *wmi, struct sk_buff *skb, - enum wmi_cmd_id cmd, u16 len) + enum wmi_cmd_id cmd, u16 len, + u8 *rsp_buf, u32 rsp_len) { struct wmi_cmd_hdr *hdr; unsigned long flags; @@ -286,6 +291,11 @@ static int ath9k_wmi_cmd_issue(struct wmi *wmi, hdr->seq_no = cpu_to_be16(++wmi->tx_seq_id); spin_lock_irqsave(&wmi->wmi_lock, flags); + + /* record the rsp buffer and length */ + wmi->cmd_rsp_buf = rsp_buf; + wmi->cmd_rsp_len = rsp_len; + wmi->last_seq_id = wmi->tx_seq_id; spin_unlock_irqrestore(&wmi->wmi_lock, flags); @@ -301,8 +311,8 @@ int ath9k_wmi_cmd(struct wmi *wmi, enum wmi_cmd_id cmd_id, struct ath_common *common = ath9k_hw_common(ah); u16 headroom = sizeof(struct htc_frame_hdr) + sizeof(struct wmi_cmd_hdr); + unsigned long time_left, flags; struct sk_buff *skb; - unsigned long time_left; int ret = 0; if (ah->ah_flags & AH_UNPLUGGED) @@ -326,11 +336,7 @@ int ath9k_wmi_cmd(struct wmi *wmi, enum wmi_cmd_id cmd_id, goto out; } - /* record the rsp buffer and length */ - wmi->cmd_rsp_buf = rsp_buf; - wmi->cmd_rsp_len = rsp_len; - - ret = ath9k_wmi_cmd_issue(wmi, skb, cmd_id, cmd_len); + ret = ath9k_wmi_cmd_issue(wmi, skb, cmd_id, cmd_len, rsp_buf, rsp_len); if (ret) goto out; @@ -338,6 +344,9 @@ int ath9k_wmi_cmd(struct wmi *wmi, enum wmi_cmd_id cmd_id, if (!time_left) { ath_dbg(common, WMI, "Timeout waiting for WMI command: %s\n", wmi_cmd_to_name(cmd_id)); + spin_lock_irqsave(&wmi->wmi_lock, flags); + wmi->last_seq_id = 0; + spin_unlock_irqrestore(&wmi->wmi_lock, flags); mutex_unlock(&wmi->op_mutex); kfree_skb(skb); return -ETIMEDOUT; diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c index 4b7a7fc2a0fe..29f71457e26b 100644 --- a/drivers/net/wireless/ath/ath9k/xmit.c +++ b/drivers/net/wireless/ath/ath9k/xmit.c @@ -1324,6 +1324,11 @@ static void ath_buf_set_rate(struct ath_softc *sc, struct ath_buf *bf, is_40, is_sgi, is_sp); if (rix < 8 && (tx_info->flags & IEEE80211_TX_CTL_STBC)) info->rates[i].RateFlags |= ATH9K_RATESERIES_STBC; + if (rix >= 8 && fi->dyn_smps) { + info->rates[i].RateFlags |= + ATH9K_RATESERIES_RTS_CTS; + info->flags |= ATH9K_TXDESC_CTSENA; + } info->txpower[i] = ath_get_rate_txpower(sc, bf, rix, is_40, false); @@ -2206,6 +2211,7 @@ static void setup_frame_info(struct ieee80211_hw *hw, fi->keyix = an->ps_key; else fi->keyix = ATH9K_TXKEYIX_INVALID; + fi->dyn_smps = sta && sta->smps_mode == IEEE80211_SMPS_DYNAMIC; fi->keytype = keytype; fi->framelen = framelen; fi->tx_power = txpower; diff --git a/drivers/net/wireless/ath/carl9170/Kconfig b/drivers/net/wireless/ath/carl9170/Kconfig index 2e34baeaf764..2b782db20fde 100644 --- a/drivers/net/wireless/ath/carl9170/Kconfig +++ b/drivers/net/wireless/ath/carl9170/Kconfig @@ -15,13 +15,11 @@ config CARL9170 config CARL9170_LEDS bool "SoftLED Support" - depends on CARL9170 - select MAC80211_LEDS - select LEDS_CLASS - select NEW_LEDS default y + depends on CARL9170 + depends on MAC80211_LEDS help - This option is necessary, if you want your device' LEDs to blink + This option is necessary, if you want your device's LEDs to blink. Say Y, unless you need the LEDs for firmware debugging. diff --git a/drivers/net/wireless/ath/carl9170/main.c b/drivers/net/wireless/ath/carl9170/main.c index 7064e6fc5dbb..ab78707467f4 100644 --- a/drivers/net/wireless/ath/carl9170/main.c +++ b/drivers/net/wireless/ath/carl9170/main.c @@ -1922,7 +1922,7 @@ static int carl9170_parse_eeprom(struct ar9170 *ar) WARN_ON(!(tx_streams >= 1 && tx_streams <= IEEE80211_HT_MCS_TX_MAX_STREAMS)); - tx_params = (tx_streams - 1) << + tx_params |= (tx_streams - 1) << IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT; carl9170_band_2GHz.ht_cap.mcs.tx_params |= tx_params; diff --git a/drivers/net/wireless/ath/carl9170/tx.c b/drivers/net/wireless/ath/carl9170/tx.c index 0cb5b58925dc..40369cb59eb5 100644 --- a/drivers/net/wireless/ath/carl9170/tx.c +++ b/drivers/net/wireless/ath/carl9170/tx.c @@ -1554,6 +1554,9 @@ static struct carl9170_vif_info *carl9170_pick_beaconing_vif(struct ar9170 *ar) goto out; } } while (ar->beacon_enabled && i--); + + /* no entry found in list */ + return NULL; } out: diff --git a/drivers/net/wireless/ath/dfs_pattern_detector.c b/drivers/net/wireless/ath/dfs_pattern_detector.c index a274eb0d1968..a0ad6e48a35b 100644 --- a/drivers/net/wireless/ath/dfs_pattern_detector.c +++ b/drivers/net/wireless/ath/dfs_pattern_detector.c @@ -182,10 +182,12 @@ static void channel_detector_exit(struct dfs_pattern_detector *dpd, if (cd == NULL) return; list_del(&cd->head); - for (i = 0; i < dpd->num_radar_types; i++) { - struct pri_detector *de = cd->detectors[i]; - if (de != NULL) - de->exit(de); + if (cd->detectors) { + for (i = 0; i < dpd->num_radar_types; i++) { + struct pri_detector *de = cd->detectors[i]; + if (de != NULL) + de->exit(de); + } } kfree(cd->detectors); kfree(cd); diff --git a/drivers/net/wireless/ath/key.c b/drivers/net/wireless/ath/key.c index 1816b4e7dc26..61b59a804e30 100644 --- a/drivers/net/wireless/ath/key.c +++ b/drivers/net/wireless/ath/key.c @@ -84,8 +84,7 @@ bool ath_hw_keyreset(struct ath_common *common, u16 entry) } EXPORT_SYMBOL(ath_hw_keyreset); -static bool ath_hw_keysetmac(struct ath_common *common, - u16 entry, const u8 *mac) +bool ath_hw_keysetmac(struct ath_common *common, u16 entry, const u8 *mac) { u32 macHi, macLo; u32 unicast_flag = AR_KEYTABLE_VALID; @@ -125,6 +124,7 @@ static bool ath_hw_keysetmac(struct ath_common *common, return true; } +EXPORT_SYMBOL(ath_hw_keysetmac); static bool ath_hw_set_keycache_entry(struct ath_common *common, u16 entry, const struct ath_keyval *k, @@ -581,29 +581,38 @@ EXPORT_SYMBOL(ath_key_config); /* * Delete Key. */ -void ath_key_delete(struct ath_common *common, struct ieee80211_key_conf *key) +void ath_key_delete(struct ath_common *common, u8 hw_key_idx) { - ath_hw_keyreset(common, key->hw_key_idx); - if (key->hw_key_idx < IEEE80211_WEP_NKID) + /* Leave CCMP and TKIP (main key) configured to avoid disabling + * encryption for potentially pending frames already in a TXQ with the + * keyix pointing to this key entry. Instead, only clear the MAC address + * to prevent RX processing from using this key cache entry. + */ + if (test_bit(hw_key_idx, common->ccmp_keymap) || + test_bit(hw_key_idx, common->tkip_keymap)) + ath_hw_keysetmac(common, hw_key_idx, NULL); + else + ath_hw_keyreset(common, hw_key_idx); + if (hw_key_idx < IEEE80211_WEP_NKID) return; - clear_bit(key->hw_key_idx, common->keymap); - clear_bit(key->hw_key_idx, common->ccmp_keymap); - if (key->cipher != WLAN_CIPHER_SUITE_TKIP) + clear_bit(hw_key_idx, common->keymap); + clear_bit(hw_key_idx, common->ccmp_keymap); + if (!test_bit(hw_key_idx, common->tkip_keymap)) return; - clear_bit(key->hw_key_idx + 64, common->keymap); + clear_bit(hw_key_idx + 64, common->keymap); - clear_bit(key->hw_key_idx, common->tkip_keymap); - clear_bit(key->hw_key_idx + 64, common->tkip_keymap); + clear_bit(hw_key_idx, common->tkip_keymap); + clear_bit(hw_key_idx + 64, common->tkip_keymap); if (!(common->crypt_caps & ATH_CRYPT_CAP_MIC_COMBINED)) { - ath_hw_keyreset(common, key->hw_key_idx + 32); - clear_bit(key->hw_key_idx + 32, common->keymap); - clear_bit(key->hw_key_idx + 64 + 32, common->keymap); + ath_hw_keyreset(common, hw_key_idx + 32); + clear_bit(hw_key_idx + 32, common->keymap); + clear_bit(hw_key_idx + 64 + 32, common->keymap); - clear_bit(key->hw_key_idx + 32, common->tkip_keymap); - clear_bit(key->hw_key_idx + 64 + 32, common->tkip_keymap); + clear_bit(hw_key_idx + 32, common->tkip_keymap); + clear_bit(hw_key_idx + 64 + 32, common->tkip_keymap); } } EXPORT_SYMBOL(ath_key_delete); diff --git a/drivers/net/wireless/ath/wcn36xx/dxe.c b/drivers/net/wireless/ath/wcn36xx/dxe.c index 06cfe8d311f3..38eef1579db2 100644 --- a/drivers/net/wireless/ath/wcn36xx/dxe.c +++ b/drivers/net/wireless/ath/wcn36xx/dxe.c @@ -565,6 +565,10 @@ static int wcn36xx_rx_handle_packets(struct wcn36xx *wcn, dxe = ctl->desc; while (!(READ_ONCE(dxe->ctrl) & WCN36xx_DXE_CTRL_VLD)) { + /* do not read until we own DMA descriptor */ + dma_rmb(); + + /* read/modify DMA descriptor */ skb = ctl->skb; dma_addr = dxe->dst_addr_l; ret = wcn36xx_dxe_fill_skb(wcn->dev, ctl, GFP_ATOMIC); @@ -575,9 +579,15 @@ static int wcn36xx_rx_handle_packets(struct wcn36xx *wcn, dma_unmap_single(wcn->dev, dma_addr, WCN36XX_PKT_SIZE, DMA_FROM_DEVICE); wcn36xx_rx_skb(wcn, skb); - } /* else keep old skb not submitted and use it for rx DMA */ + } + /* else keep old skb not submitted and reuse it for rx DMA + * (dropping the packet that it contained) + */ + /* flush descriptor changes before re-marking as valid */ + dma_wmb(); dxe->ctrl = ctrl; + ctl = ctl->next; dxe = ctl->desc; } @@ -944,4 +954,9 @@ void wcn36xx_dxe_deinit(struct wcn36xx *wcn) wcn36xx_dxe_ch_free_skbs(wcn, &wcn->dxe_rx_l_ch); wcn36xx_dxe_ch_free_skbs(wcn, &wcn->dxe_rx_h_ch); + + wcn36xx_dxe_deinit_descs(wcn->dev, &wcn->dxe_tx_l_ch); + wcn36xx_dxe_deinit_descs(wcn->dev, &wcn->dxe_tx_h_ch); + wcn36xx_dxe_deinit_descs(wcn->dev, &wcn->dxe_rx_l_ch); + wcn36xx_dxe_deinit_descs(wcn->dev, &wcn->dxe_rx_h_ch); } diff --git a/drivers/net/wireless/ath/wcn36xx/main.c b/drivers/net/wireless/ath/wcn36xx/main.c index ad051f34e65b..eb5d08bf2503 100644 --- a/drivers/net/wireless/ath/wcn36xx/main.c +++ b/drivers/net/wireless/ath/wcn36xx/main.c @@ -134,7 +134,9 @@ static struct ieee80211_supported_band wcn_band_2ghz = { .cap = IEEE80211_HT_CAP_GRN_FLD | IEEE80211_HT_CAP_SGI_20 | IEEE80211_HT_CAP_DSSSCCK40 | - IEEE80211_HT_CAP_LSIG_TXOP_PROT, + IEEE80211_HT_CAP_LSIG_TXOP_PROT | + IEEE80211_HT_CAP_SGI_40 | + IEEE80211_HT_CAP_SUP_WIDTH_20_40, .ht_supported = true, .ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K, .ampdu_density = IEEE80211_HT_MPDU_DENSITY_16, @@ -163,7 +165,7 @@ static struct ieee80211_supported_band wcn_band_5ghz = { .ampdu_density = IEEE80211_HT_MPDU_DENSITY_16, .mcs = { .rx_mask = { 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0, }, - .rx_highest = cpu_to_le16(72), + .rx_highest = cpu_to_le16(150), .tx_params = IEEE80211_HT_MCS_TX_DEFINED, } } @@ -293,23 +295,16 @@ static int wcn36xx_start(struct ieee80211_hw *hw) goto out_free_dxe_pool; } - wcn->hal_buf = kmalloc(WCN36XX_HAL_BUF_SIZE, GFP_KERNEL); - if (!wcn->hal_buf) { - wcn36xx_err("Failed to allocate smd buf\n"); - ret = -ENOMEM; - goto out_free_dxe_ctl; - } - ret = wcn36xx_smd_load_nv(wcn); if (ret) { wcn36xx_err("Failed to push NV to chip\n"); - goto out_free_smd_buf; + goto out_free_dxe_ctl; } ret = wcn36xx_smd_start(wcn); if (ret) { wcn36xx_err("Failed to start chip\n"); - goto out_free_smd_buf; + goto out_free_dxe_ctl; } if (!wcn36xx_is_fw_version(wcn, 1, 2, 2, 24)) { @@ -336,8 +331,6 @@ static int wcn36xx_start(struct ieee80211_hw *hw) out_smd_stop: wcn36xx_smd_stop(wcn); -out_free_smd_buf: - kfree(wcn->hal_buf); out_free_dxe_ctl: wcn36xx_dxe_free_ctl_blks(wcn); out_free_dxe_pool: @@ -374,8 +367,6 @@ static void wcn36xx_stop(struct ieee80211_hw *hw) wcn36xx_dxe_free_mem_pools(wcn); wcn36xx_dxe_free_ctl_blks(wcn); - - kfree(wcn->hal_buf); } static int wcn36xx_config(struct ieee80211_hw *hw, u32 changed) @@ -1322,6 +1313,12 @@ static int wcn36xx_probe(struct platform_device *pdev) mutex_init(&wcn->hal_mutex); mutex_init(&wcn->scan_lock); + wcn->hal_buf = devm_kmalloc(wcn->dev, WCN36XX_HAL_BUF_SIZE, GFP_KERNEL); + if (!wcn->hal_buf) { + ret = -ENOMEM; + goto out_wq; + } + ret = dma_set_mask_and_coherent(wcn->dev, DMA_BIT_MASK(32)); if (ret < 0) { wcn36xx_err("failed to set DMA mask: %d\n", ret); diff --git a/drivers/net/wireless/ath/wcn36xx/smd.c b/drivers/net/wireless/ath/wcn36xx/smd.c index 6cd113b3b3e4..741a830d9773 100644 --- a/drivers/net/wireless/ath/wcn36xx/smd.c +++ b/drivers/net/wireless/ath/wcn36xx/smd.c @@ -2311,7 +2311,7 @@ static int wcn36xx_smd_missed_beacon_ind(struct wcn36xx *wcn, wcn36xx_dbg(WCN36XX_DBG_HAL, "beacon missed bss_index %d\n", tmp->bss_index); vif = wcn36xx_priv_to_vif(tmp); - ieee80211_connection_loss(vif); + ieee80211_beacon_loss(vif); } return 0; } @@ -2326,7 +2326,7 @@ static int wcn36xx_smd_missed_beacon_ind(struct wcn36xx *wcn, wcn36xx_dbg(WCN36XX_DBG_HAL, "beacon missed bss_index %d\n", rsp->bss_index); vif = wcn36xx_priv_to_vif(tmp); - ieee80211_connection_loss(vif); + ieee80211_beacon_loss(vif); return 0; } } @@ -2340,30 +2340,52 @@ static int wcn36xx_smd_delete_sta_context_ind(struct wcn36xx *wcn, size_t len) { struct wcn36xx_hal_delete_sta_context_ind_msg *rsp = buf; - struct wcn36xx_vif *tmp; + struct wcn36xx_vif *vif_priv; + struct ieee80211_vif *vif; + struct ieee80211_bss_conf *bss_conf; struct ieee80211_sta *sta; + bool found = false; if (len != sizeof(*rsp)) { wcn36xx_warn("Corrupted delete sta indication\n"); return -EIO; } - wcn36xx_dbg(WCN36XX_DBG_HAL, "delete station indication %pM index %d\n", - rsp->addr2, rsp->sta_id); + wcn36xx_dbg(WCN36XX_DBG_HAL, + "delete station indication %pM index %d reason %d\n", + rsp->addr2, rsp->sta_id, rsp->reason_code); - list_for_each_entry(tmp, &wcn->vif_list, list) { + list_for_each_entry(vif_priv, &wcn->vif_list, list) { rcu_read_lock(); - sta = ieee80211_find_sta(wcn36xx_priv_to_vif(tmp), rsp->addr2); - if (sta) - ieee80211_report_low_ack(sta, 0); + vif = wcn36xx_priv_to_vif(vif_priv); + + if (vif->type == NL80211_IFTYPE_STATION) { + /* We could call ieee80211_find_sta too, but checking + * bss_conf is clearer. + */ + bss_conf = &vif->bss_conf; + if (vif_priv->sta_assoc && + !memcmp(bss_conf->bssid, rsp->addr2, ETH_ALEN)) { + found = true; + wcn36xx_dbg(WCN36XX_DBG_HAL, + "connection loss bss_index %d\n", + vif_priv->bss_index); + ieee80211_connection_loss(vif); + } + } else { + sta = ieee80211_find_sta(vif, rsp->addr2); + if (sta) { + found = true; + ieee80211_report_low_ack(sta, 0); + } + } + rcu_read_unlock(); - if (sta) + if (found) return 0; } - wcn36xx_warn("STA with addr %pM and index %d not found\n", - rsp->addr2, - rsp->sta_id); + wcn36xx_warn("BSS or STA with addr %pM not found\n", rsp->addr2); return -ENOENT; } diff --git a/drivers/net/wireless/ath/wil6210/Kconfig b/drivers/net/wireless/ath/wil6210/Kconfig index 3548e8d5e18e..5284af423d93 100644 --- a/drivers/net/wireless/ath/wil6210/Kconfig +++ b/drivers/net/wireless/ath/wil6210/Kconfig @@ -1,6 +1,7 @@ config WIL6210 tristate "Wilocity 60g WiFi card wil6210 support" select WANT_DEV_COREDUMP + select CRC32 depends on CFG80211 depends on PCI default n diff --git a/drivers/net/wireless/ath/wil6210/debugfs.c b/drivers/net/wireless/ath/wil6210/debugfs.c index 55a809cb3105..3a46b319e9f1 100644 --- a/drivers/net/wireless/ath/wil6210/debugfs.c +++ b/drivers/net/wireless/ath/wil6210/debugfs.c @@ -1002,20 +1002,14 @@ static ssize_t wil_write_file_wmi(struct file *file, const char __user *buf, void *cmd; int cmdlen = len - sizeof(struct wmi_cmd_hdr); u16 cmdid; - int rc, rc1; + int rc1; - if (cmdlen < 0) + if (cmdlen < 0 || *ppos != 0) return -EINVAL; - wmi = kmalloc(len, GFP_KERNEL); - if (!wmi) - return -ENOMEM; - - rc = simple_write_to_buffer(wmi, len, ppos, buf, len); - if (rc < 0) { - kfree(wmi); - return rc; - } + wmi = memdup_user(buf, len); + if (IS_ERR(wmi)) + return PTR_ERR(wmi); cmd = (cmdlen > 0) ? &wmi[1] : NULL; cmdid = le16_to_cpu(wmi->command_id); @@ -1025,7 +1019,7 @@ static ssize_t wil_write_file_wmi(struct file *file, const char __user *buf, wil_info(wil, "0x%04x[%d] -> %d\n", cmdid, cmdlen, rc1); - return rc; + return len; } static const struct file_operations fops_wmi = { diff --git a/drivers/net/wireless/atmel/atmel_cs.c b/drivers/net/wireless/atmel/atmel_cs.c index 7afc9c5329fb..f5fa1a95b0c1 100644 --- a/drivers/net/wireless/atmel/atmel_cs.c +++ b/drivers/net/wireless/atmel/atmel_cs.c @@ -73,6 +73,7 @@ struct local_info { static int atmel_probe(struct pcmcia_device *p_dev) { struct local_info *local; + int ret; dev_dbg(&p_dev->dev, "atmel_attach()\n"); @@ -83,8 +84,16 @@ static int atmel_probe(struct pcmcia_device *p_dev) p_dev->priv = local; - return atmel_config(p_dev); -} /* atmel_attach */ + ret = atmel_config(p_dev); + if (ret) + goto err_free_priv; + + return 0; + +err_free_priv: + kfree(p_dev->priv); + return ret; +} static void atmel_detach(struct pcmcia_device *link) { diff --git a/drivers/net/wireless/broadcom/b43/b43.h b/drivers/net/wireless/broadcom/b43/b43.h index b77d1a904f7e..a449561fccf2 100644 --- a/drivers/net/wireless/broadcom/b43/b43.h +++ b/drivers/net/wireless/broadcom/b43/b43.h @@ -651,7 +651,7 @@ struct b43_iv { union { __be16 d16; __be32 d32; - } data __packed; + } __packed data; } __packed; diff --git a/drivers/net/wireless/broadcom/b43/debugfs.c b/drivers/net/wireless/broadcom/b43/debugfs.c index 77046384dd80..70b02d664170 100644 --- a/drivers/net/wireless/broadcom/b43/debugfs.c +++ b/drivers/net/wireless/broadcom/b43/debugfs.c @@ -506,7 +506,7 @@ static ssize_t b43_debugfs_read(struct file *file, char __user *userbuf, struct b43_wldev *dev; struct b43_debugfs_fops *dfops; struct b43_dfs_file *dfile; - ssize_t uninitialized_var(ret); + ssize_t ret; char *buf; const size_t bufsize = 1024 * 16; /* 16 kiB buffer */ const size_t buforder = get_order(bufsize); diff --git a/drivers/net/wireless/broadcom/b43/dma.c b/drivers/net/wireless/broadcom/b43/dma.c index d46d57b989ae..06139835055f 100644 --- a/drivers/net/wireless/broadcom/b43/dma.c +++ b/drivers/net/wireless/broadcom/b43/dma.c @@ -50,7 +50,7 @@ static u32 b43_dma_address(struct b43_dma *dma, dma_addr_t dmaaddr, enum b43_addrtype addrtype) { - u32 uninitialized_var(addr); + u32 addr; switch (addrtype) { case B43_DMA_ADDR_LOW: diff --git a/drivers/net/wireless/broadcom/b43/lo.c b/drivers/net/wireless/broadcom/b43/lo.c index a335f94c72ff..10cc0c0d70c3 100644 --- a/drivers/net/wireless/broadcom/b43/lo.c +++ b/drivers/net/wireless/broadcom/b43/lo.c @@ -742,7 +742,7 @@ struct b43_lo_calib *b43_calibrate_lo_setting(struct b43_wldev *dev, }; int max_rx_gain; struct b43_lo_calib *cal; - struct lo_g_saved_values uninitialized_var(saved_regs); + struct lo_g_saved_values saved_regs; /* Values from the "TXCTL Register and Value Table" */ u16 txctl_reg; u16 txctl_value; diff --git a/drivers/net/wireless/broadcom/b43/phy_g.c b/drivers/net/wireless/broadcom/b43/phy_g.c index f59c02166462..40e10d0b7cd7 100644 --- a/drivers/net/wireless/broadcom/b43/phy_g.c +++ b/drivers/net/wireless/broadcom/b43/phy_g.c @@ -2310,7 +2310,7 @@ static u8 b43_gphy_aci_scan(struct b43_wldev *dev) b43_phy_mask(dev, B43_PHY_G_CRS, 0x7FFF); b43_set_all_gains(dev, 3, 8, 1); - start = (channel - 5 > 0) ? channel - 5 : 1; + start = (channel > 5) ? channel - 5 : 1; end = (channel + 5 < 14) ? channel + 5 : 13; for (i = start; i <= end; i++) { diff --git a/drivers/net/wireless/broadcom/b43/phy_n.c b/drivers/net/wireless/broadcom/b43/phy_n.c index 44ab080d6518..3a74e82c9fb6 100644 --- a/drivers/net/wireless/broadcom/b43/phy_n.c +++ b/drivers/net/wireless/broadcom/b43/phy_n.c @@ -594,7 +594,7 @@ static void b43_nphy_adjust_lna_gain_table(struct b43_wldev *dev) u16 data[4]; s16 gain[2]; u16 minmax[2]; - static const u16 lna_gain[4] = { -2, 10, 19, 25 }; + static const s16 lna_gain[4] = { -2, 10, 19, 25 }; if (nphy->hang_avoid) b43_nphy_stay_in_carrier_search(dev, 1); @@ -5320,7 +5320,7 @@ static void b43_nphy_restore_cal(struct b43_wldev *dev) for (i = 0; i < 4; i++) { if (dev->phy.rev >= 3) - table[i] = coef[i]; + coef[i] = table[i]; else coef[i] = 0; } @@ -5655,7 +5655,7 @@ static int b43_nphy_rev2_cal_rx_iq(struct b43_wldev *dev, u8 rfctl[2]; u8 afectl_core; u16 tmp[6]; - u16 uninitialized_var(cur_hpf1), uninitialized_var(cur_hpf2), cur_lna; + u16 cur_hpf1, cur_hpf2, cur_lna; u32 real, imag; enum nl80211_band band; diff --git a/drivers/net/wireless/broadcom/b43/xmit.c b/drivers/net/wireless/broadcom/b43/xmit.c index 1b9c191e2a22..c123e2204663 100644 --- a/drivers/net/wireless/broadcom/b43/xmit.c +++ b/drivers/net/wireless/broadcom/b43/xmit.c @@ -435,10 +435,10 @@ int b43_generate_txhdr(struct b43_wldev *dev, if ((rates[0].flags & IEEE80211_TX_RC_USE_RTS_CTS) || (rates[0].flags & IEEE80211_TX_RC_USE_CTS_PROTECT)) { unsigned int len; - struct ieee80211_hdr *uninitialized_var(hdr); + struct ieee80211_hdr *hdr; int rts_rate, rts_rate_fb; int rts_rate_ofdm, rts_rate_fb_ofdm; - struct b43_plcp_hdr6 *uninitialized_var(plcp); + struct b43_plcp_hdr6 *plcp; struct ieee80211_rate *rts_cts_rate; rts_cts_rate = ieee80211_get_rts_cts_rate(dev->wl->hw, info); @@ -449,7 +449,7 @@ int b43_generate_txhdr(struct b43_wldev *dev, rts_rate_fb_ofdm = b43_is_ofdm_rate(rts_rate_fb); if (rates[0].flags & IEEE80211_TX_RC_USE_CTS_PROTECT) { - struct ieee80211_cts *uninitialized_var(cts); + struct ieee80211_cts *cts; switch (dev->fw.hdr_format) { case B43_FW_HDR_598: @@ -471,7 +471,7 @@ int b43_generate_txhdr(struct b43_wldev *dev, mac_ctl |= B43_TXH_MAC_SENDCTS; len = sizeof(struct ieee80211_cts); } else { - struct ieee80211_rts *uninitialized_var(rts); + struct ieee80211_rts *rts; switch (dev->fw.hdr_format) { case B43_FW_HDR_598: @@ -663,8 +663,8 @@ void b43_rx(struct b43_wldev *dev, struct sk_buff *skb, const void *_rxhdr) const struct b43_rxhdr_fw4 *rxhdr = _rxhdr; __le16 fctl; u16 phystat0, phystat3; - u16 uninitialized_var(chanstat), uninitialized_var(mactime); - u32 uninitialized_var(macstat); + u16 chanstat, mactime; + u32 macstat; u16 chanid; int padding, rate_idx; diff --git a/drivers/net/wireless/broadcom/b43legacy/b43legacy.h b/drivers/net/wireless/broadcom/b43legacy/b43legacy.h index 6b0cec467938..f49365d14619 100644 --- a/drivers/net/wireless/broadcom/b43legacy/b43legacy.h +++ b/drivers/net/wireless/broadcom/b43legacy/b43legacy.h @@ -379,7 +379,7 @@ struct b43legacy_iv { union { __be16 d16; __be32 d32; - } data __packed; + } __packed data; } __packed; #define B43legacy_PHYMODE(phytype) (1 << (phytype)) diff --git a/drivers/net/wireless/broadcom/b43legacy/debugfs.c b/drivers/net/wireless/broadcom/b43legacy/debugfs.c index 82ef56ed7ca1..d3c9a916b44c 100644 --- a/drivers/net/wireless/broadcom/b43legacy/debugfs.c +++ b/drivers/net/wireless/broadcom/b43legacy/debugfs.c @@ -203,7 +203,7 @@ static ssize_t b43legacy_debugfs_read(struct file *file, char __user *userbuf, struct b43legacy_wldev *dev; struct b43legacy_debugfs_fops *dfops; struct b43legacy_dfs_file *dfile; - ssize_t uninitialized_var(ret); + ssize_t ret; char *buf; const size_t bufsize = 1024 * 16; /* 16 KiB buffer */ const size_t buforder = get_order(bufsize); diff --git a/drivers/net/wireless/broadcom/b43legacy/main.c b/drivers/net/wireless/broadcom/b43legacy/main.c index ef1f1b5d63b1..a147c93583b2 100644 --- a/drivers/net/wireless/broadcom/b43legacy/main.c +++ b/drivers/net/wireless/broadcom/b43legacy/main.c @@ -2612,7 +2612,7 @@ static void b43legacy_put_phy_into_reset(struct b43legacy_wldev *dev) static int b43legacy_switch_phymode(struct b43legacy_wl *wl, unsigned int new_mode) { - struct b43legacy_wldev *uninitialized_var(up_dev); + struct b43legacy_wldev *up_dev; struct b43legacy_wldev *down_dev; int err; bool gmode = false; diff --git a/drivers/net/wireless/broadcom/b43legacy/phy.c b/drivers/net/wireless/broadcom/b43legacy/phy.c index 995c7d0c212a..11ee5ee48976 100644 --- a/drivers/net/wireless/broadcom/b43legacy/phy.c +++ b/drivers/net/wireless/broadcom/b43legacy/phy.c @@ -1148,7 +1148,7 @@ void b43legacy_phy_lo_b_measure(struct b43legacy_wldev *dev) struct b43legacy_phy *phy = &dev->phy; u16 regstack[12] = { 0 }; u16 mls; - u16 fval; + s16 fval; int i; int j; diff --git a/drivers/net/wireless/broadcom/b43legacy/radio.c b/drivers/net/wireless/broadcom/b43legacy/radio.c index eab1c9387846..8f845db23766 100644 --- a/drivers/net/wireless/broadcom/b43legacy/radio.c +++ b/drivers/net/wireless/broadcom/b43legacy/radio.c @@ -299,7 +299,7 @@ u8 b43legacy_radio_aci_scan(struct b43legacy_wldev *dev) & 0x7FFF); b43legacy_set_all_gains(dev, 3, 8, 1); - start = (channel - 5 > 0) ? channel - 5 : 1; + start = (channel > 5) ? channel - 5 : 1; end = (channel + 5 < 14) ? channel + 5 : 13; for (i = start; i <= end; i++) { diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c index bbdc6000afb9..1827be85f115 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c @@ -1238,13 +1238,14 @@ static u16 brcmf_map_fw_linkdown_reason(const struct brcmf_event_msg *e) static int brcmf_set_pmk(struct brcmf_if *ifp, const u8 *pmk_data, u16 pmk_len) { struct brcmf_wsec_pmk_le pmk; - int i, err; + int err; + + memset(&pmk, 0, sizeof(pmk)); - /* convert to firmware key format */ - pmk.key_len = cpu_to_le16(pmk_len << 1); - pmk.flags = cpu_to_le16(BRCMF_WSEC_PASSPHRASE); - for (i = 0; i < pmk_len; i++) - snprintf(&pmk.key[2 * i], 3, "%02x", pmk_data[i]); + /* pass pmk directly */ + pmk.key_len = cpu_to_le16(pmk_len); + pmk.flags = cpu_to_le16(0); + memcpy(pmk.key, pmk_data, pmk_len); /* store psk in firmware */ err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_WSEC_PMK, @@ -2543,8 +2544,9 @@ brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, struct brcmf_sta_info_le sta_info_le; u32 sta_flags; u32 is_tdls_peer; - s32 total_rssi; - s32 count_rssi; + s32 total_rssi_avg = 0; + s32 total_rssi = 0; + s32 count_rssi = 0; int rssi; u32 i; @@ -2610,25 +2612,27 @@ brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev, sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_BYTES); sinfo->rx_bytes = le64_to_cpu(sta_info_le.rx_tot_bytes); } - total_rssi = 0; - count_rssi = 0; for (i = 0; i < BRCMF_ANT_MAX; i++) { - if (sta_info_le.rssi[i]) { - sinfo->chain_signal_avg[count_rssi] = - sta_info_le.rssi[i]; - sinfo->chain_signal[count_rssi] = - sta_info_le.rssi[i]; - total_rssi += sta_info_le.rssi[i]; - count_rssi++; - } + if (sta_info_le.rssi[i] == 0 || + sta_info_le.rx_lastpkt_rssi[i] == 0) + continue; + sinfo->chains |= BIT(count_rssi); + sinfo->chain_signal[count_rssi] = + sta_info_le.rx_lastpkt_rssi[i]; + sinfo->chain_signal_avg[count_rssi] = + sta_info_le.rssi[i]; + total_rssi += sta_info_le.rx_lastpkt_rssi[i]; + total_rssi_avg += sta_info_le.rssi[i]; + count_rssi++; } if (count_rssi) { - sinfo->filled |= BIT_ULL(NL80211_STA_INFO_CHAIN_SIGNAL); - sinfo->chains = count_rssi; - sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL); - total_rssi /= count_rssi; - sinfo->signal = total_rssi; + sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL_AVG); + sinfo->filled |= BIT_ULL(NL80211_STA_INFO_CHAIN_SIGNAL); + sinfo->filled |= + BIT_ULL(NL80211_STA_INFO_CHAIN_SIGNAL_AVG); + sinfo->signal = total_rssi / count_rssi; + sinfo->signal_avg = total_rssi_avg / count_rssi; } else if (test_bit(BRCMF_VIF_STATUS_CONNECTED, &ifp->vif->sme_state)) { memset(&scb_val, 0, sizeof(scb_val)); @@ -5282,7 +5286,8 @@ static bool brcmf_is_linkup(struct brcmf_cfg80211_vif *vif, return false; } -static bool brcmf_is_linkdown(const struct brcmf_event_msg *e) +static bool brcmf_is_linkdown(struct brcmf_cfg80211_vif *vif, + const struct brcmf_event_msg *e) { u32 event = e->event_code; u16 flags = e->flags; @@ -5291,6 +5296,8 @@ static bool brcmf_is_linkdown(const struct brcmf_event_msg *e) (event == BRCMF_E_DISASSOC_IND) || ((event == BRCMF_E_LINK) && (!(flags & BRCMF_EVENT_MSG_LINK)))) { brcmf_dbg(CONN, "Processing link down\n"); + clear_bit(BRCMF_VIF_STATUS_EAP_SUCCESS, &vif->sme_state); + clear_bit(BRCMF_VIF_STATUS_ASSOC_SUCCESS, &vif->sme_state); return true; } return false; @@ -5356,6 +5363,11 @@ static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg, (struct brcmf_cfg80211_assoc_ielen_le *)cfg->extra_buf; req_len = le32_to_cpu(assoc_info->req_len); resp_len = le32_to_cpu(assoc_info->resp_len); + if (req_len > WL_EXTRA_BUF_MAX || resp_len > WL_EXTRA_BUF_MAX) { + brcmf_err("invalid lengths in assoc info: req %u resp %u\n", + req_len, resp_len); + return -EINVAL; + } if (req_len) { err = brcmf_fil_iovar_data_get(ifp, "assoc_req_ies", cfg->extra_buf, @@ -5581,7 +5593,7 @@ brcmf_notify_connect_status(struct brcmf_if *ifp, } else brcmf_bss_connect_done(cfg, ndev, e, true); brcmf_net_setcarrier(ifp, true); - } else if (brcmf_is_linkdown(e)) { + } else if (brcmf_is_linkdown(ifp->vif, e)) { brcmf_dbg(CONN, "Linkdown\n"); if (!brcmf_is_ibssmode(ifp->vif)) { brcmf_bss_connect_done(cfg, ndev, e, false); diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c index 8510d207ee87..3626ea9be92a 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c @@ -273,6 +273,7 @@ int brcmf_c_preinit_dcmds(struct brcmf_if *ifp) err); goto done; } + buf[sizeof(buf) - 1] = '\0'; ptr = (char *)buf; strsep(&ptr, "\n"); @@ -289,15 +290,17 @@ int brcmf_c_preinit_dcmds(struct brcmf_if *ifp) if (err) { brcmf_dbg(TRACE, "retrieving clmver failed, %d\n", err); } else { + buf[sizeof(buf) - 1] = '\0'; clmver = (char *)buf; - /* store CLM version for adding it to revinfo debugfs file */ - memcpy(ifp->drvr->clmver, clmver, sizeof(ifp->drvr->clmver)); /* Replace all newline/linefeed characters with space * character */ strreplace(clmver, '\n', ' '); + /* store CLM version for adding it to revinfo debugfs file */ + memcpy(ifp->drvr->clmver, clmver, sizeof(ifp->drvr->clmver)); + brcmf_dbg(INFO, "CLM version = %s\n", clmver); } diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c index 9d7b8834b854..6fd155187263 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c @@ -270,6 +270,7 @@ static netdev_tx_t brcmf_netdev_start_xmit(struct sk_buff *skb, struct brcmf_pub *drvr = ifp->drvr; struct ethhdr *eh; int head_delta; + unsigned int tx_bytes = skb->len; brcmf_dbg(DATA, "Enter, bsscfgidx=%d\n", ifp->bsscfgidx); @@ -312,6 +313,7 @@ static netdev_tx_t brcmf_netdev_start_xmit(struct sk_buff *skb, brcmf_err("%s: failed to expand headroom\n", brcmf_ifname(ifp)); atomic_inc(&drvr->bus_if->stats.pktcow_failed); + dev_kfree_skb(skb); goto done; } } @@ -341,7 +343,7 @@ done: ndev->stats.tx_dropped++; } else { ndev->stats.tx_packets++; - ndev->stats.tx_bytes += skb->len; + ndev->stats.tx_bytes += tx_bytes; } /* Return ok: we always eat the packet */ @@ -438,7 +440,7 @@ static int brcmf_rx_hdrpull(struct brcmf_pub *drvr, struct sk_buff *skb, ret = brcmf_proto_hdrpull(drvr, true, skb, ifp); if (ret || !(*ifp) || !(*ifp)->ndev) { - if (ret != -ENODATA && *ifp) + if (ret != -ENODATA && *ifp && (*ifp)->ndev) (*ifp)->ndev->stats.rx_errors++; brcmu_pkt_buf_free_skb(skb); return -ENODATA; diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c index 9927079a9ace..d8460835ff00 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c @@ -217,6 +217,8 @@ static int brcmf_init_nvram_parser(struct nvram_parser *nvp, size = BRCMF_FW_MAX_NVRAM_SIZE; else size = data_len; + /* Add space for properties we may add */ + size += strlen(BRCMF_FW_DEFAULT_BOARDREV) + 1; /* Alloc for extra 0 byte + roundup by 4 + length field */ size += 1 + 3 + sizeof(u32); nvp->nvram = kzalloc(size, GFP_KERNEL); @@ -646,6 +648,11 @@ brcmf_fw_alloc_request(u32 chip, u32 chiprev, char end = '\0'; size_t reqsz; + if (chiprev >= BITS_PER_TYPE(u32)) { + brcmf_err("Invalid chip revision %u\n", chiprev); + return NULL; + } + for (i = 0; i < table_size; i++) { if (mapping_table[i].chipid == chip && mapping_table[i].revmask & BIT(chiprev)) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c index e7eaa57d11d9..4a900d8d98b8 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c @@ -237,6 +237,10 @@ static void brcmf_fweh_event_worker(struct work_struct *work) brcmf_fweh_event_name(event->code), event->code, event->emsg.ifidx, event->emsg.bsscfgidx, event->emsg.addr); + if (event->emsg.bsscfgidx >= BRCMF_MAX_IFS) { + brcmf_err("invalid bsscfg index: %u\n", event->emsg.bsscfgidx); + goto event_free; + } /* convert event message */ emsg_be = &event->emsg; diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c index ee922b052561..e81e892ddacc 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c @@ -339,8 +339,11 @@ brcmf_msgbuf_alloc_pktid(struct device *dev, count++; } while (count < pktids->array_size); - if (count == pktids->array_size) + if (count == pktids->array_size) { + dma_unmap_single(dev, *physaddr, skb->len - data_offset, + pktids->direction); return -ENOMEM; + } array[*idx].data_offset = data_offset; array[*idx].physaddr = *physaddr; @@ -1563,6 +1566,8 @@ fail: BRCMF_TX_IOCTL_MAX_MSG_SIZE, msgbuf->ioctbuf, msgbuf->ioctbuf_handle); + if (msgbuf->txflow_wq) + destroy_workqueue(msgbuf->txflow_wq); kfree(msgbuf); } return -ENOMEM; diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c index 4fffa6988087..6ee04af85e9d 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c @@ -22,6 +22,7 @@ #include <linux/interrupt.h> #include <linux/bcma/bcma.h> #include <linux/sched.h> +#include <linux/io.h> #include <asm/unaligned.h> #include <soc.h> @@ -442,47 +443,6 @@ brcmf_pcie_write_ram32(struct brcmf_pciedev_info *devinfo, u32 mem_offset, static void -brcmf_pcie_copy_mem_todev(struct brcmf_pciedev_info *devinfo, u32 mem_offset, - void *srcaddr, u32 len) -{ - void __iomem *address = devinfo->tcm + mem_offset; - __le32 *src32; - __le16 *src16; - u8 *src8; - - if (((ulong)address & 4) || ((ulong)srcaddr & 4) || (len & 4)) { - if (((ulong)address & 2) || ((ulong)srcaddr & 2) || (len & 2)) { - src8 = (u8 *)srcaddr; - while (len) { - iowrite8(*src8, address); - address++; - src8++; - len--; - } - } else { - len = len / 2; - src16 = (__le16 *)srcaddr; - while (len) { - iowrite16(le16_to_cpu(*src16), address); - address += 2; - src16++; - len--; - } - } - } else { - len = len / 4; - src32 = (__le32 *)srcaddr; - while (len) { - iowrite32(le32_to_cpu(*src32), address); - address += 4; - src32++; - len--; - } - } -} - - -static void brcmf_pcie_copy_dev_tomem(struct brcmf_pciedev_info *devinfo, u32 mem_offset, void *dstaddr, u32 len) { @@ -652,7 +612,7 @@ static int brcmf_pcie_exit_download_state(struct brcmf_pciedev_info *devinfo, } if (!brcmf_chip_set_active(devinfo->ci, resetintr)) - return -EINVAL; + return -EIO; return 0; } @@ -1503,8 +1463,8 @@ static int brcmf_pcie_download_fw_nvram(struct brcmf_pciedev_info *devinfo, return err; brcmf_dbg(PCIE, "Download FW %s\n", devinfo->fw_name); - brcmf_pcie_copy_mem_todev(devinfo, devinfo->ci->rambase, - (void *)fw->data, fw->size); + memcpy_toio(devinfo->tcm + devinfo->ci->rambase, + (void *)fw->data, fw->size); resetintr = get_unaligned_le32(fw->data); release_firmware(fw); @@ -1518,7 +1478,7 @@ static int brcmf_pcie_download_fw_nvram(struct brcmf_pciedev_info *devinfo, brcmf_dbg(PCIE, "Download NVRAM %s\n", devinfo->nvram_name); address = devinfo->ci->rambase + devinfo->ci->ramsize - nvram_len; - brcmf_pcie_copy_mem_todev(devinfo, address, nvram, nvram_len); + memcpy_toio(devinfo->tcm + address, nvram, nvram_len); brcmf_fw_nvram_free(nvram); } else { brcmf_dbg(PCIE, "No matching NVRAM file found %s\n", diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c index ffa243e2e2d0..581a23549ee5 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c @@ -163,12 +163,12 @@ static int brcmf_pno_set_random(struct brcmf_if *ifp, struct brcmf_pno_info *pi) struct brcmf_pno_macaddr_le pfn_mac; u8 *mac_addr = NULL; u8 *mac_mask = NULL; - int err, i; + int err, i, ri; - for (i = 0; i < pi->n_reqs; i++) - if (pi->reqs[i]->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) { - mac_addr = pi->reqs[i]->mac_addr; - mac_mask = pi->reqs[i]->mac_addr_mask; + for (ri = 0; ri < pi->n_reqs; ri++) + if (pi->reqs[ri]->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) { + mac_addr = pi->reqs[ri]->mac_addr; + mac_mask = pi->reqs[ri]->mac_addr_mask; break; } @@ -190,7 +190,7 @@ static int brcmf_pno_set_random(struct brcmf_if *ifp, struct brcmf_pno_info *pi) pfn_mac.mac[0] |= 0x02; brcmf_dbg(SCAN, "enabling random mac: reqid=%llu mac=%pM\n", - pi->reqs[i]->reqid, pfn_mac.mac); + pi->reqs[ri]->reqid, pfn_mac.mac); err = brcmf_fil_iovar_data_set(ifp, "pfn_macaddr", &pfn_mac, sizeof(pfn_mac)); if (err) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c index a5195bdb4d9b..6eb1daf51301 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c @@ -560,7 +560,7 @@ enum brcmf_sdio_frmtype { BRCMF_SDIO_FT_SUB, }; -#define SDIOD_DRVSTR_KEY(chip, pmu) (((chip) << 16) | (pmu)) +#define SDIOD_DRVSTR_KEY(chip, pmu) (((unsigned int)(chip) << 16) | (pmu)) /* SDIO Pad drive strength to select value mappings */ struct sdiod_drive_str { @@ -3337,6 +3337,7 @@ static int brcmf_sdio_download_firmware(struct brcmf_sdio *bus, /* Take arm out of reset */ if (!brcmf_chip_set_active(bus->ci, rstvec)) { brcmf_err("error getting out of ARM core reset\n"); + bcmerror = -EIO; goto err; } diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/mac80211_if.c b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/mac80211_if.c index 6188275b17e5..288d4d4d4454 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/mac80211_if.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/mac80211_if.c @@ -1223,6 +1223,7 @@ static int brcms_bcma_probe(struct bcma_device *pdev) { struct brcms_info *wl; struct ieee80211_hw *hw; + int ret; dev_info(&pdev->dev, "mfg %x core %x rev %d class %d irq %d\n", pdev->id.manuf, pdev->id.id, pdev->id.rev, pdev->id.class, @@ -1247,11 +1248,16 @@ static int brcms_bcma_probe(struct bcma_device *pdev) wl = brcms_attach(pdev); if (!wl) { pr_err("%s: brcms_attach failed!\n", __func__); - return -ENODEV; + ret = -ENODEV; + goto err_free_ieee80211; } brcms_led_register(wl); return 0; + +err_free_ieee80211: + ieee80211_free_hw(hw); + return ret; } static int brcms_suspend(struct bcma_device *pdev) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_lcn.c b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_lcn.c index 9fb0d9fbd939..d532decc1538 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_lcn.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_lcn.c @@ -5085,8 +5085,10 @@ bool wlc_phy_attach_lcnphy(struct brcms_phy *pi) pi->pi_fptr.radioloftget = wlc_lcnphy_get_radio_loft; pi->pi_fptr.detach = wlc_phy_detach_lcnphy; - if (!wlc_phy_txpwr_srom_read_lcnphy(pi)) + if (!wlc_phy_txpwr_srom_read_lcnphy(pi)) { + kfree(pi->u.pi_lcnphy); return false; + } if (LCNREV_IS(pi->pubpi.phy_rev, 1)) { if (pi_lcn->lcnphy_tempsense_option == 3) { diff --git a/drivers/net/wireless/cisco/airo.c b/drivers/net/wireless/cisco/airo.c index 5a6ee0b014da..a01b42c7c07a 100644 --- a/drivers/net/wireless/cisco/airo.c +++ b/drivers/net/wireless/cisco/airo.c @@ -6100,8 +6100,11 @@ static int airo_get_rate(struct net_device *dev, { struct airo_info *local = dev->ml_priv; StatusRid status_rid; /* Card status info */ + int ret; - readStatusRid(local, &status_rid, 1); + ret = readStatusRid(local, &status_rid, 1); + if (ret) + return -EBUSY; vwrq->value = le16_to_cpu(status_rid.currentXmitRate) * 500000; /* If more than one rate, set auto */ diff --git a/drivers/net/wireless/intel/ipw2x00/ipw2100.c b/drivers/net/wireless/intel/ipw2x00/ipw2100.c index a3a470976a5c..68c4ce352b00 100644 --- a/drivers/net/wireless/intel/ipw2x00/ipw2100.c +++ b/drivers/net/wireless/intel/ipw2x00/ipw2100.c @@ -2308,10 +2308,11 @@ static int ipw2100_alloc_skb(struct ipw2100_priv *priv, return -ENOMEM; packet->rxp = (struct ipw2100_rx *)packet->skb->data; - packet->dma_addr = pci_map_single(priv->pci_dev, packet->skb->data, + packet->dma_addr = dma_map_single(&priv->pci_dev->dev, + packet->skb->data, sizeof(struct ipw2100_rx), - PCI_DMA_FROMDEVICE); - if (pci_dma_mapping_error(priv->pci_dev, packet->dma_addr)) { + DMA_FROM_DEVICE); + if (dma_mapping_error(&priv->pci_dev->dev, packet->dma_addr)) { dev_kfree_skb(packet->skb); return -ENOMEM; } @@ -2492,9 +2493,8 @@ static void isr_rx(struct ipw2100_priv *priv, int i, return; } - pci_unmap_single(priv->pci_dev, - packet->dma_addr, - sizeof(struct ipw2100_rx), PCI_DMA_FROMDEVICE); + dma_unmap_single(&priv->pci_dev->dev, packet->dma_addr, + sizeof(struct ipw2100_rx), DMA_FROM_DEVICE); skb_put(packet->skb, status->frame_size); @@ -2576,8 +2576,8 @@ static void isr_rx_monitor(struct ipw2100_priv *priv, int i, return; } - pci_unmap_single(priv->pci_dev, packet->dma_addr, - sizeof(struct ipw2100_rx), PCI_DMA_FROMDEVICE); + dma_unmap_single(&priv->pci_dev->dev, packet->dma_addr, + sizeof(struct ipw2100_rx), DMA_FROM_DEVICE); memmove(packet->skb->data + sizeof(struct ipw_rt_hdr), packet->skb->data, status->frame_size); @@ -2702,9 +2702,9 @@ static void __ipw2100_rx_process(struct ipw2100_priv *priv) /* Sync the DMA for the RX buffer so CPU is sure to get * the correct values */ - pci_dma_sync_single_for_cpu(priv->pci_dev, packet->dma_addr, - sizeof(struct ipw2100_rx), - PCI_DMA_FROMDEVICE); + dma_sync_single_for_cpu(&priv->pci_dev->dev, packet->dma_addr, + sizeof(struct ipw2100_rx), + DMA_FROM_DEVICE); if (unlikely(ipw2100_corruption_check(priv, i))) { ipw2100_corruption_detected(priv, i); @@ -2936,9 +2936,8 @@ static int __ipw2100_tx_process(struct ipw2100_priv *priv) (packet->index + 1 + i) % txq->entries, tbd->host_addr, tbd->buf_length); - pci_unmap_single(priv->pci_dev, - tbd->host_addr, - tbd->buf_length, PCI_DMA_TODEVICE); + dma_unmap_single(&priv->pci_dev->dev, tbd->host_addr, + tbd->buf_length, DMA_TO_DEVICE); } libipw_txb_free(packet->info.d_struct.txb); @@ -3178,15 +3177,13 @@ static void ipw2100_tx_send_data(struct ipw2100_priv *priv) tbd->buf_length = packet->info.d_struct.txb-> fragments[i]->len - LIBIPW_3ADDR_LEN; - tbd->host_addr = pci_map_single(priv->pci_dev, + tbd->host_addr = dma_map_single(&priv->pci_dev->dev, packet->info.d_struct. - txb->fragments[i]-> - data + + txb->fragments[i]->data + LIBIPW_3ADDR_LEN, tbd->buf_length, - PCI_DMA_TODEVICE); - if (pci_dma_mapping_error(priv->pci_dev, - tbd->host_addr)) { + DMA_TO_DEVICE); + if (dma_mapping_error(&priv->pci_dev->dev, tbd->host_addr)) { IPW_DEBUG_TX("dma mapping error\n"); break; } @@ -3195,10 +3192,10 @@ static void ipw2100_tx_send_data(struct ipw2100_priv *priv) txq->next, tbd->host_addr, tbd->buf_length); - pci_dma_sync_single_for_device(priv->pci_dev, - tbd->host_addr, - tbd->buf_length, - PCI_DMA_TODEVICE); + dma_sync_single_for_device(&priv->pci_dev->dev, + tbd->host_addr, + tbd->buf_length, + DMA_TO_DEVICE); txq->next++; txq->next %= txq->entries; @@ -3453,9 +3450,9 @@ static int ipw2100_msg_allocate(struct ipw2100_priv *priv) return -ENOMEM; for (i = 0; i < IPW_COMMAND_POOL_SIZE; i++) { - v = pci_zalloc_consistent(priv->pci_dev, - sizeof(struct ipw2100_cmd_header), - &p); + v = dma_alloc_coherent(&priv->pci_dev->dev, + sizeof(struct ipw2100_cmd_header), &p, + GFP_KERNEL); if (!v) { printk(KERN_ERR DRV_NAME ": " "%s: PCI alloc failed for msg " @@ -3474,11 +3471,10 @@ static int ipw2100_msg_allocate(struct ipw2100_priv *priv) return 0; for (j = 0; j < i; j++) { - pci_free_consistent(priv->pci_dev, - sizeof(struct ipw2100_cmd_header), - priv->msg_buffers[j].info.c_struct.cmd, - priv->msg_buffers[j].info.c_struct. - cmd_phys); + dma_free_coherent(&priv->pci_dev->dev, + sizeof(struct ipw2100_cmd_header), + priv->msg_buffers[j].info.c_struct.cmd, + priv->msg_buffers[j].info.c_struct.cmd_phys); } kfree(priv->msg_buffers); @@ -3509,11 +3505,10 @@ static void ipw2100_msg_free(struct ipw2100_priv *priv) return; for (i = 0; i < IPW_COMMAND_POOL_SIZE; i++) { - pci_free_consistent(priv->pci_dev, - sizeof(struct ipw2100_cmd_header), - priv->msg_buffers[i].info.c_struct.cmd, - priv->msg_buffers[i].info.c_struct. - cmd_phys); + dma_free_coherent(&priv->pci_dev->dev, + sizeof(struct ipw2100_cmd_header), + priv->msg_buffers[i].info.c_struct.cmd, + priv->msg_buffers[i].info.c_struct.cmd_phys); } kfree(priv->msg_buffers); @@ -4336,7 +4331,8 @@ static int status_queue_allocate(struct ipw2100_priv *priv, int entries) IPW_DEBUG_INFO("enter\n"); q->size = entries * sizeof(struct ipw2100_status); - q->drv = pci_zalloc_consistent(priv->pci_dev, q->size, &q->nic); + q->drv = dma_alloc_coherent(&priv->pci_dev->dev, q->size, &q->nic, + GFP_KERNEL); if (!q->drv) { IPW_DEBUG_WARNING("Can not allocate status queue.\n"); return -ENOMEM; @@ -4352,9 +4348,10 @@ static void status_queue_free(struct ipw2100_priv *priv) IPW_DEBUG_INFO("enter\n"); if (priv->status_queue.drv) { - pci_free_consistent(priv->pci_dev, priv->status_queue.size, - priv->status_queue.drv, - priv->status_queue.nic); + dma_free_coherent(&priv->pci_dev->dev, + priv->status_queue.size, + priv->status_queue.drv, + priv->status_queue.nic); priv->status_queue.drv = NULL; } @@ -4370,7 +4367,8 @@ static int bd_queue_allocate(struct ipw2100_priv *priv, q->entries = entries; q->size = entries * sizeof(struct ipw2100_bd); - q->drv = pci_zalloc_consistent(priv->pci_dev, q->size, &q->nic); + q->drv = dma_alloc_coherent(&priv->pci_dev->dev, q->size, &q->nic, + GFP_KERNEL); if (!q->drv) { IPW_DEBUG_INFO ("can't allocate shared memory for buffer descriptors\n"); @@ -4390,7 +4388,8 @@ static void bd_queue_free(struct ipw2100_priv *priv, struct ipw2100_bd_queue *q) return; if (q->drv) { - pci_free_consistent(priv->pci_dev, q->size, q->drv, q->nic); + dma_free_coherent(&priv->pci_dev->dev, q->size, q->drv, + q->nic); q->drv = NULL; } @@ -4450,9 +4449,9 @@ static int ipw2100_tx_allocate(struct ipw2100_priv *priv) } for (i = 0; i < TX_PENDED_QUEUE_LENGTH; i++) { - v = pci_alloc_consistent(priv->pci_dev, - sizeof(struct ipw2100_data_header), - &p); + v = dma_alloc_coherent(&priv->pci_dev->dev, + sizeof(struct ipw2100_data_header), &p, + GFP_KERNEL); if (!v) { printk(KERN_ERR DRV_NAME ": %s: PCI alloc failed for tx " "buffers.\n", @@ -4472,11 +4471,10 @@ static int ipw2100_tx_allocate(struct ipw2100_priv *priv) return 0; for (j = 0; j < i; j++) { - pci_free_consistent(priv->pci_dev, - sizeof(struct ipw2100_data_header), - priv->tx_buffers[j].info.d_struct.data, - priv->tx_buffers[j].info.d_struct. - data_phys); + dma_free_coherent(&priv->pci_dev->dev, + sizeof(struct ipw2100_data_header), + priv->tx_buffers[j].info.d_struct.data, + priv->tx_buffers[j].info.d_struct.data_phys); } kfree(priv->tx_buffers); @@ -4553,12 +4551,10 @@ static void ipw2100_tx_free(struct ipw2100_priv *priv) priv->tx_buffers[i].info.d_struct.txb = NULL; } if (priv->tx_buffers[i].info.d_struct.data) - pci_free_consistent(priv->pci_dev, - sizeof(struct ipw2100_data_header), - priv->tx_buffers[i].info.d_struct. - data, - priv->tx_buffers[i].info.d_struct. - data_phys); + dma_free_coherent(&priv->pci_dev->dev, + sizeof(struct ipw2100_data_header), + priv->tx_buffers[i].info.d_struct.data, + priv->tx_buffers[i].info.d_struct.data_phys); } kfree(priv->tx_buffers); @@ -4621,9 +4617,10 @@ static int ipw2100_rx_allocate(struct ipw2100_priv *priv) return 0; for (j = 0; j < i; j++) { - pci_unmap_single(priv->pci_dev, priv->rx_buffers[j].dma_addr, + dma_unmap_single(&priv->pci_dev->dev, + priv->rx_buffers[j].dma_addr, sizeof(struct ipw2100_rx_packet), - PCI_DMA_FROMDEVICE); + DMA_FROM_DEVICE); dev_kfree_skb(priv->rx_buffers[j].skb); } @@ -4675,10 +4672,10 @@ static void ipw2100_rx_free(struct ipw2100_priv *priv) for (i = 0; i < RX_QUEUE_LENGTH; i++) { if (priv->rx_buffers[i].rxp) { - pci_unmap_single(priv->pci_dev, + dma_unmap_single(&priv->pci_dev->dev, priv->rx_buffers[i].dma_addr, sizeof(struct ipw2100_rx), - PCI_DMA_FROMDEVICE); + DMA_FROM_DEVICE); dev_kfree_skb(priv->rx_buffers[i].skb); } } @@ -6214,7 +6211,7 @@ static int ipw2100_pci_init_one(struct pci_dev *pci_dev, pci_set_master(pci_dev); pci_set_drvdata(pci_dev, priv); - err = pci_set_dma_mask(pci_dev, DMA_BIT_MASK(32)); + err = dma_set_mask(&pci_dev->dev, DMA_BIT_MASK(32)); if (err) { printk(KERN_WARNING DRV_NAME "Error calling pci_set_dma_mask.\n"); diff --git a/drivers/net/wireless/intel/ipw2x00/ipw2200.c b/drivers/net/wireless/intel/ipw2x00/ipw2200.c index 04aee2fdba37..c6f2cc3083ae 100644 --- a/drivers/net/wireless/intel/ipw2x00/ipw2200.c +++ b/drivers/net/wireless/intel/ipw2x00/ipw2200.c @@ -3456,9 +3456,10 @@ static void ipw_rx_queue_reset(struct ipw_priv *priv, /* In the reset function, these buffers may have been allocated * to an SKB, so we need to unmap and free potential storage */ if (rxq->pool[i].skb != NULL) { - pci_unmap_single(priv->pci_dev, rxq->pool[i].dma_addr, - IPW_RX_BUF_SIZE, PCI_DMA_FROMDEVICE); - dev_kfree_skb(rxq->pool[i].skb); + dma_unmap_single(&priv->pci_dev->dev, + rxq->pool[i].dma_addr, + IPW_RX_BUF_SIZE, DMA_FROM_DEVICE); + dev_kfree_skb_irq(rxq->pool[i].skb); rxq->pool[i].skb = NULL; } list_add_tail(&rxq->pool[i].list, &rxq->rx_used); @@ -3790,7 +3791,8 @@ static int ipw_queue_tx_init(struct ipw_priv *priv, } q->bd = - pci_alloc_consistent(dev, sizeof(q->bd[0]) * count, &q->q.dma_addr); + dma_alloc_coherent(&dev->dev, sizeof(q->bd[0]) * count, + &q->q.dma_addr, GFP_KERNEL); if (!q->bd) { IPW_ERROR("pci_alloc_consistent(%zd) failed\n", sizeof(q->bd[0]) * count); @@ -3832,9 +3834,10 @@ static void ipw_queue_tx_free_tfd(struct ipw_priv *priv, /* unmap chunks if any */ for (i = 0; i < le32_to_cpu(bd->u.data.num_chunks); i++) { - pci_unmap_single(dev, le32_to_cpu(bd->u.data.chunk_ptr[i]), + dma_unmap_single(&dev->dev, + le32_to_cpu(bd->u.data.chunk_ptr[i]), le16_to_cpu(bd->u.data.chunk_len[i]), - PCI_DMA_TODEVICE); + DMA_TO_DEVICE); if (txq->txb[txq->q.last_used]) { libipw_txb_free(txq->txb[txq->q.last_used]); txq->txb[txq->q.last_used] = NULL; @@ -3866,8 +3869,8 @@ static void ipw_queue_tx_free(struct ipw_priv *priv, struct clx2_tx_queue *txq) } /* free buffers belonging to queue itself */ - pci_free_consistent(dev, sizeof(txq->bd[0]) * q->n_bd, txq->bd, - q->dma_addr); + dma_free_coherent(&dev->dev, sizeof(txq->bd[0]) * q->n_bd, txq->bd, + q->dma_addr); kfree(txq->txb); /* 0 fill whole structure */ @@ -5212,8 +5215,8 @@ static void ipw_rx_queue_replenish(void *data) list_del(element); rxb->dma_addr = - pci_map_single(priv->pci_dev, rxb->skb->data, - IPW_RX_BUF_SIZE, PCI_DMA_FROMDEVICE); + dma_map_single(&priv->pci_dev->dev, rxb->skb->data, + IPW_RX_BUF_SIZE, DMA_FROM_DEVICE); list_add_tail(&rxb->list, &rxq->rx_free); rxq->free_count++; @@ -5246,8 +5249,9 @@ static void ipw_rx_queue_free(struct ipw_priv *priv, struct ipw_rx_queue *rxq) for (i = 0; i < RX_QUEUE_SIZE + RX_FREE_BUFFERS; i++) { if (rxq->pool[i].skb != NULL) { - pci_unmap_single(priv->pci_dev, rxq->pool[i].dma_addr, - IPW_RX_BUF_SIZE, PCI_DMA_FROMDEVICE); + dma_unmap_single(&priv->pci_dev->dev, + rxq->pool[i].dma_addr, + IPW_RX_BUF_SIZE, DMA_FROM_DEVICE); dev_kfree_skb(rxq->pool[i].skb); } } @@ -8285,9 +8289,8 @@ static void ipw_rx(struct ipw_priv *priv) } priv->rxq->queue[i] = NULL; - pci_dma_sync_single_for_cpu(priv->pci_dev, rxb->dma_addr, - IPW_RX_BUF_SIZE, - PCI_DMA_FROMDEVICE); + dma_sync_single_for_cpu(&priv->pci_dev->dev, rxb->dma_addr, + IPW_RX_BUF_SIZE, DMA_FROM_DEVICE); pkt = (struct ipw_rx_packet *)rxb->skb->data; IPW_DEBUG_RX("Packet: type=%02X seq=%02X bits=%02X\n", @@ -8439,8 +8442,8 @@ static void ipw_rx(struct ipw_priv *priv) rxb->skb = NULL; } - pci_unmap_single(priv->pci_dev, rxb->dma_addr, - IPW_RX_BUF_SIZE, PCI_DMA_FROMDEVICE); + dma_unmap_single(&priv->pci_dev->dev, rxb->dma_addr, + IPW_RX_BUF_SIZE, DMA_FROM_DEVICE); list_add_tail(&rxb->list, &priv->rxq->rx_used); i = (i + 1) % RX_QUEUE_SIZE; @@ -10239,11 +10242,10 @@ static int ipw_tx_skb(struct ipw_priv *priv, struct libipw_txb *txb, txb->fragments[i]->len - hdr_len); tfd->u.data.chunk_ptr[i] = - cpu_to_le32(pci_map_single - (priv->pci_dev, - txb->fragments[i]->data + hdr_len, - txb->fragments[i]->len - hdr_len, - PCI_DMA_TODEVICE)); + cpu_to_le32(dma_map_single(&priv->pci_dev->dev, + txb->fragments[i]->data + hdr_len, + txb->fragments[i]->len - hdr_len, + DMA_TO_DEVICE)); tfd->u.data.chunk_len[i] = cpu_to_le16(txb->fragments[i]->len - hdr_len); } @@ -10273,10 +10275,10 @@ static int ipw_tx_skb(struct ipw_priv *priv, struct libipw_txb *txb, dev_kfree_skb_any(txb->fragments[i]); txb->fragments[i] = skb; tfd->u.data.chunk_ptr[i] = - cpu_to_le32(pci_map_single - (priv->pci_dev, skb->data, - remaining_bytes, - PCI_DMA_TODEVICE)); + cpu_to_le32(dma_map_single(&priv->pci_dev->dev, + skb->data, + remaining_bytes, + DMA_TO_DEVICE)); le32_add_cpu(&tfd->u.data.num_chunks, 1); } @@ -11429,9 +11431,14 @@ static int ipw_wdev_init(struct net_device *dev) set_wiphy_dev(wdev->wiphy, &priv->pci_dev->dev); /* With that information in place, we can now register the wiphy... */ - if (wiphy_register(wdev->wiphy)) - rc = -EIO; + rc = wiphy_register(wdev->wiphy); + if (rc) + goto out; + + return 0; out: + kfree(priv->ieee->a_band.channels); + kfree(priv->ieee->bg_band.channels); return rc; } @@ -11649,9 +11656,9 @@ static int ipw_pci_probe(struct pci_dev *pdev, pci_set_master(pdev); - err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); + err = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32)); if (!err) - err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)); + err = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32)); if (err) { printk(KERN_WARNING DRV_NAME ": No suitable DMA available.\n"); goto out_pci_disable_device; diff --git a/drivers/net/wireless/intel/ipw2x00/libipw_tx.c b/drivers/net/wireless/intel/ipw2x00/libipw_tx.c index 84205aa508df..daa4f9eb08ff 100644 --- a/drivers/net/wireless/intel/ipw2x00/libipw_tx.c +++ b/drivers/net/wireless/intel/ipw2x00/libipw_tx.c @@ -397,7 +397,7 @@ netdev_tx_t libipw_xmit(struct sk_buff *skb, struct net_device *dev) /* Each fragment may need to have room for encryption * pre/postfix */ - if (host_encrypt) + if (host_encrypt && crypt && crypt->ops) bytes_per_frag -= crypt->ops->extra_mpdu_prefix_len + crypt->ops->extra_mpdu_postfix_len; diff --git a/drivers/net/wireless/intel/ipw2x00/libipw_wx.c b/drivers/net/wireless/intel/ipw2x00/libipw_wx.c index d32d39fa2686..c129291d3a17 100644 --- a/drivers/net/wireless/intel/ipw2x00/libipw_wx.c +++ b/drivers/net/wireless/intel/ipw2x00/libipw_wx.c @@ -647,8 +647,10 @@ int libipw_wx_set_encodeext(struct libipw_device *ieee, } if (ext->alg != IW_ENCODE_ALG_NONE) { - memcpy(sec.keys[idx], ext->key, ext->key_len); - sec.key_sizes[idx] = ext->key_len; + int key_len = clamp_val(ext->key_len, 0, SCM_KEY_LEN); + + memcpy(sec.keys[idx], ext->key, key_len); + sec.key_sizes[idx] = key_len; sec.flags |= (1 << idx); if (ext->alg == IW_ENCODE_ALG_WEP) { sec.encode_alg[idx] = SEC_ALG_WEP; diff --git a/drivers/net/wireless/intel/iwlegacy/3945-mac.c b/drivers/net/wireless/intel/iwlegacy/3945-mac.c index b536ec20eacc..d51a23815e18 100644 --- a/drivers/net/wireless/intel/iwlegacy/3945-mac.c +++ b/drivers/net/wireless/intel/iwlegacy/3945-mac.c @@ -3400,10 +3400,12 @@ static DEVICE_ATTR(dump_errors, 0200, NULL, il3945_dump_error_log); * *****************************************************************************/ -static void +static int il3945_setup_deferred_work(struct il_priv *il) { il->workqueue = create_singlethread_workqueue(DRV_NAME); + if (!il->workqueue) + return -ENOMEM; init_waitqueue_head(&il->wait_command_queue); @@ -3422,6 +3424,8 @@ il3945_setup_deferred_work(struct il_priv *il) tasklet_init(&il->irq_tasklet, il3945_irq_tasklet, (unsigned long)il); + + return 0; } static void @@ -3743,7 +3747,10 @@ il3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) } il_set_rxon_channel(il, &il->bands[NL80211_BAND_2GHZ].channels[5]); - il3945_setup_deferred_work(il); + err = il3945_setup_deferred_work(il); + if (err) + goto out_remove_sysfs; + il3945_setup_handlers(il); il_power_initialize(il); @@ -3755,7 +3762,7 @@ il3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) err = il3945_setup_mac(il); if (err) - goto out_remove_sysfs; + goto out_destroy_workqueue; err = il_dbgfs_register(il, DRV_NAME); if (err) @@ -3767,9 +3774,10 @@ il3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) return 0; -out_remove_sysfs: +out_destroy_workqueue: destroy_workqueue(il->workqueue); il->workqueue = NULL; +out_remove_sysfs: sysfs_remove_group(&pdev->dev.kobj, &il3945_attribute_group); out_release_irq: free_irq(il->pci_dev->irq, il); diff --git a/drivers/net/wireless/intel/iwlegacy/3945.c b/drivers/net/wireless/intel/iwlegacy/3945.c index 3e568ce2fb20..6703ce95e640 100644 --- a/drivers/net/wireless/intel/iwlegacy/3945.c +++ b/drivers/net/wireless/intel/iwlegacy/3945.c @@ -2115,7 +2115,7 @@ il3945_txpower_set_from_eeprom(struct il_priv *il) /* set tx power value for all OFDM rates */ for (rate_idx = 0; rate_idx < IL_OFDM_RATES; rate_idx++) { - s32 uninitialized_var(power_idx); + s32 power_idx; int rc; /* use channel group's clip-power table, diff --git a/drivers/net/wireless/intel/iwlegacy/4965-mac.c b/drivers/net/wireless/intel/iwlegacy/4965-mac.c index 6fc51c74cdb8..2b60473e7bf9 100644 --- a/drivers/net/wireless/intel/iwlegacy/4965-mac.c +++ b/drivers/net/wireless/intel/iwlegacy/4965-mac.c @@ -2784,7 +2784,7 @@ il4965_hdl_tx(struct il_priv *il, struct il_rx_buf *rxb) struct ieee80211_tx_info *info; struct il4965_tx_resp *tx_resp = (void *)&pkt->u.raw[0]; u32 status = le32_to_cpu(tx_resp->u.status); - int uninitialized_var(tid); + int tid; int sta_id; int freed; u8 *qc = NULL; @@ -6236,10 +6236,12 @@ out: mutex_unlock(&il->mutex); } -static void +static int il4965_setup_deferred_work(struct il_priv *il) { il->workqueue = create_singlethread_workqueue(DRV_NAME); + if (!il->workqueue) + return -ENOMEM; init_waitqueue_head(&il->wait_command_queue); @@ -6260,6 +6262,8 @@ il4965_setup_deferred_work(struct il_priv *il) tasklet_init(&il->irq_tasklet, il4965_irq_tasklet, (unsigned long)il); + + return 0; } static void @@ -6649,7 +6653,10 @@ il4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) goto out_disable_msi; } - il4965_setup_deferred_work(il); + err = il4965_setup_deferred_work(il); + if (err) + goto out_free_irq; + il4965_setup_handlers(il); /********************************************* @@ -6687,6 +6694,7 @@ il4965_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) out_destroy_workqueue: destroy_workqueue(il->workqueue); il->workqueue = NULL; +out_free_irq: free_irq(il->pci_dev->irq, il); out_disable_msi: pci_disable_msi(il->pci_dev); diff --git a/drivers/net/wireless/intel/iwlegacy/4965-rs.c b/drivers/net/wireless/intel/iwlegacy/4965-rs.c index 54ff83829afb..cfa54d35ba2e 100644 --- a/drivers/net/wireless/intel/iwlegacy/4965-rs.c +++ b/drivers/net/wireless/intel/iwlegacy/4965-rs.c @@ -2422,7 +2422,7 @@ il4965_rs_fill_link_cmd(struct il_priv *il, struct il_lq_sta *lq_sta, /* Repeat initial/next rate. * For legacy IL_NUMBER_TRY == 1, this loop will not execute. * For HT IL_HT_NUMBER_TRY == 3, this executes twice. */ - while (repeat_rate > 0 && idx < LINK_QUAL_MAX_RETRY_NUM) { + while (repeat_rate > 0 && idx < (LINK_QUAL_MAX_RETRY_NUM - 1)) { if (is_legacy(tbl_type.lq_type)) { if (ant_toggle_cnt < NUM_TRY_BEFORE_ANT_TOGGLE) ant_toggle_cnt++; diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/dvm/mac80211.c index 82caae02dd09..f2e0cfa2f4a2 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/dvm/mac80211.c @@ -317,7 +317,7 @@ static int iwlagn_mac_start(struct ieee80211_hw *hw) priv->is_open = 1; IWL_DEBUG_MAC80211(priv, "leave\n"); - return 0; + return ret; } static void iwlagn_mac_stop(struct ieee80211_hw *hw) diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/sta.c b/drivers/net/wireless/intel/iwlwifi/dvm/sta.c index de6ec9b7ace4..f30bac02d32c 100644 --- a/drivers/net/wireless/intel/iwlwifi/dvm/sta.c +++ b/drivers/net/wireless/intel/iwlwifi/dvm/sta.c @@ -1101,6 +1101,7 @@ static int iwlagn_send_sta_key(struct iwl_priv *priv, { __le16 key_flags; struct iwl_addsta_cmd sta_cmd; + size_t to_copy; int i; spin_lock_bh(&priv->sta_lock); @@ -1120,7 +1121,9 @@ static int iwlagn_send_sta_key(struct iwl_priv *priv, sta_cmd.key.tkip_rx_tsc_byte2 = tkip_iv32; for (i = 0; i < 5; i++) sta_cmd.key.tkip_rx_ttak[i] = cpu_to_le16(tkip_p1k[i]); - memcpy(sta_cmd.key.key, keyconf->key, keyconf->keylen); + /* keyconf may contain MIC rx/tx keys which iwl does not use */ + to_copy = min_t(size_t, sizeof(sta_cmd.key.key), keyconf->keylen); + memcpy(sta_cmd.key.key, keyconf->key, to_copy); break; case WLAN_CIPHER_SUITE_WEP104: key_flags |= STA_KEY_FLG_KEY_SIZE_MSK; diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c index db6628d390a2..a43333512edc 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c @@ -183,6 +183,9 @@ static void iwl_dealloc_ucode(struct iwl_drv *drv) for (i = 0; i < IWL_UCODE_TYPE_MAX; i++) iwl_free_fw_img(drv, drv->fw.img + i); + + /* clear the data for the aborted load case */ + memset(&drv->fw, 0, sizeof(drv->fw)); } static int iwl_alloc_fw_desc(struct iwl_drv *drv, struct fw_desc *desc, @@ -1270,6 +1273,7 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) int i; bool load_module = false; bool usniffer_images = false; + bool failure = true; fw->ucode_capa.max_probe_length = IWL_DEFAULT_MAX_PROBE_LENGTH; fw->ucode_capa.standard_phy_calibration_size = @@ -1528,15 +1532,9 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) * else from proceeding if the module fails to load * or hangs loading. */ - if (load_module) { + if (load_module) request_module("%s", op->name); -#ifdef CONFIG_IWLWIFI_OPMODE_MODULAR - if (err) - IWL_ERR(drv, - "failed to load module %s (error %d), is dynamic loading enabled?\n", - op->name, err); -#endif - } + failure = false; goto free; try_again: @@ -1551,7 +1549,12 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) out_unbind: complete(&drv->request_firmware_complete); device_release_driver(drv->trans->dev); + /* drv has just been freed by the release */ + failure = false; free: + if (failure) + iwl_dealloc_ucode(drv); + if (pieces) { for (i = 0; i < ARRAY_SIZE(pieces->img); i++) kfree(pieces->img[i].sec); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c index 798605c4f122..5287f21d7ba6 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c @@ -520,7 +520,10 @@ static ssize_t iwl_dbgfs_os_device_timediff_read(struct file *file, const size_t bufsz = sizeof(buf); int pos = 0; + mutex_lock(&mvm->mutex); iwl_mvm_get_sync_time(mvm, &curr_gp2, &curr_os); + mutex_unlock(&mvm->mutex); + do_div(curr_os, NSEC_PER_USEC); diff = curr_os - curr_gp2; pos += scnprintf(buf + pos, bufsz - pos, "diff=%lld\n", diff); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c index 05b77419953c..9540c874fc38 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c @@ -1835,6 +1835,11 @@ static ssize_t iwl_dbgfs_mem_read(struct file *file, char __user *user_buf, if (ret < 0) return ret; + if (iwl_rx_packet_payload_len(hcmd.resp_pkt) < sizeof(*rsp)) { + ret = -EIO; + goto out; + } + rsp = (void *)hcmd.resp_pkt->data; if (le32_to_cpu(rsp->status) != DEBUG_MEM_STATUS_SUCCESS) { ret = -ENXIO; @@ -1912,6 +1917,11 @@ static ssize_t iwl_dbgfs_mem_write(struct file *file, if (ret < 0) return ret; + if (iwl_rx_packet_payload_len(hcmd.resp_pkt) < sizeof(*rsp)) { + ret = -EIO; + goto out; + } + rsp = (void *)hcmd.resp_pkt->data; if (rsp->status != DEBUG_MEM_STATUS_SUCCESS) { ret = -ENXIO; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index 58653598db14..3f37fb64e71c 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -1623,6 +1623,7 @@ static void iwl_mvm_recalc_multicast(struct iwl_mvm *mvm) struct iwl_mvm_mc_iter_data iter_data = { .mvm = mvm, }; + int ret; lockdep_assert_held(&mvm->mutex); @@ -1632,6 +1633,22 @@ static void iwl_mvm_recalc_multicast(struct iwl_mvm *mvm) ieee80211_iterate_active_interfaces_atomic( mvm->hw, IEEE80211_IFACE_ITER_NORMAL, iwl_mvm_mc_iface_iterator, &iter_data); + + /* + * Send a (synchronous) ech command so that we wait for the + * multiple asynchronous MCAST_FILTER_CMD commands sent by + * the interface iterator. Otherwise, we might get here over + * and over again (by userspace just sending a lot of these) + * and the CPU can send them faster than the firmware can + * process them. + * Note that the CPU is still faster - but with this we'll + * actually send fewer commands overall because the CPU will + * not schedule the work in mac80211 as frequently if it's + * still running when rescheduled (possibly multiple times). + */ + ret = iwl_mvm_send_cmd_pdu(mvm, ECHO_CMD, 0, 0, NULL); + if (ret) + IWL_ERR(mvm, "Failed to synchronize multicast groups update\n"); } static u64 iwl_mvm_prepare_multicast(struct ieee80211_hw *hw, @@ -2880,7 +2897,7 @@ static int iwl_mvm_mac_sta_state(struct ieee80211_hw *hw, /* this would be a mac80211 bug ... but don't crash */ if (WARN_ON_ONCE(!mvmvif->phy_ctxt)) - return -EINVAL; + return test_bit(IWL_MVM_STATUS_HW_RESTART_REQUESTED, &mvm->status) ? 0 : -EINVAL; /* * If we are in a STA removal flow and in DQA mode: @@ -3424,9 +3441,12 @@ static int iwl_mvm_send_aux_roc_cmd(struct iwl_mvm *mvm, aux_roc_req.apply_time_max_delay = cpu_to_le32(delay); IWL_DEBUG_TE(mvm, - "ROC: Requesting to remain on channel %u for %ums (requested = %ums, max_delay = %ums, dtim_interval = %ums)\n", - channel->hw_value, req_dur, duration, delay, - dtim_interval); + "ROC: Requesting to remain on channel %u for %ums\n", + channel->hw_value, req_dur); + IWL_DEBUG_TE(mvm, + "\t(requested = %ums, max_delay = %ums, dtim_interval = %ums)\n", + duration, delay, dtim_interval); + /* Set the node address */ memcpy(aux_roc_req.node_addr, vif->addr, ETH_ALEN); @@ -3493,6 +3513,7 @@ static int iwl_mvm_roc(struct ieee80211_hw *hw, struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); struct cfg80211_chan_def chandef; struct iwl_mvm_phy_ctxt *phy_ctxt; + bool band_change_removal; int ret, i; IWL_DEBUG_MAC80211(mvm, "enter (%d, %d, %d)\n", channel->hw_value, @@ -3562,19 +3583,30 @@ static int iwl_mvm_roc(struct ieee80211_hw *hw, cfg80211_chandef_create(&chandef, channel, NL80211_CHAN_NO_HT); /* - * Change the PHY context configuration as it is currently referenced - * only by the P2P Device MAC + * Check if the remain-on-channel is on a different band and that + * requires context removal, see iwl_mvm_phy_ctxt_changed(). If + * so, we'll need to release and then re-configure here, since we + * must not remove a PHY context that's part of a binding. */ - if (mvmvif->phy_ctxt->ref == 1) { + band_change_removal = + fw_has_capa(&mvm->fw->ucode_capa, + IWL_UCODE_TLV_CAPA_BINDING_CDB_SUPPORT) && + mvmvif->phy_ctxt->channel->band != chandef.chan->band; + + if (mvmvif->phy_ctxt->ref == 1 && !band_change_removal) { + /* + * Change the PHY context configuration as it is currently + * referenced only by the P2P Device MAC (and we can modify it) + */ ret = iwl_mvm_phy_ctxt_changed(mvm, mvmvif->phy_ctxt, &chandef, 1, 1); if (ret) goto out_unlock; } else { /* - * The PHY context is shared with other MACs. Need to remove the - * P2P Device from the binding, allocate an new PHY context and - * create a new binding + * The PHY context is shared with other MACs (or we're trying to + * switch bands), so remove the P2P Device from the binding, + * allocate an new PHY context and create a new binding. */ phy_ctxt = iwl_mvm_get_free_phy_ctxt(mvm); if (!phy_ctxt) { diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c index 0e26619fb330..d932171617e6 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c @@ -1192,6 +1192,7 @@ static void iwl_mvm_reprobe_wk(struct work_struct *wk) reprobe = container_of(wk, struct iwl_mvm_reprobe, work); if (device_reprobe(reprobe->dev)) dev_err(reprobe->dev, "reprobe failed!\n"); + put_device(reprobe->dev); kfree(reprobe); module_put(THIS_MODULE); } @@ -1242,7 +1243,7 @@ void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error) module_put(THIS_MODULE); return; } - reprobe->dev = mvm->trans->dev; + reprobe->dev = get_device(mvm->trans->dev); INIT_WORK(&reprobe->work, iwl_mvm_reprobe_wk); schedule_work(&reprobe->work); } else if (mvm->fwrt.cur_fw_img == IWL_UCODE_REGULAR && diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/power.c b/drivers/net/wireless/intel/iwlwifi/mvm/power.c index c11fe2621d51..cd19831ace57 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/power.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/power.c @@ -611,6 +611,9 @@ static void iwl_mvm_power_get_vifs_iterator(void *_data, u8 *mac, struct iwl_power_vifs *power_iterator = _data; bool active = mvmvif->phy_ctxt && mvmvif->phy_ctxt->id < NUM_PHY_CTX; + if (!mvmvif->uploaded) + return; + switch (ieee80211_vif_type_p2p(vif)) { case NL80211_IFTYPE_P2P_DEVICE: break; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c index 77e369453642..9a4848d69e9e 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c @@ -151,12 +151,39 @@ static int iwl_mvm_create_skb(struct iwl_mvm *mvm, struct sk_buff *skb, struct iwl_rx_mpdu_desc *desc = (void *)pkt->data; unsigned int headlen, fraglen, pad_len = 0; unsigned int hdrlen = ieee80211_hdrlen(hdr->frame_control); + u8 mic_crc_len = u8_get_bits(desc->mac_flags1, + IWL_RX_MPDU_MFLG1_MIC_CRC_LEN_MASK) << 1; if (desc->mac_flags2 & IWL_RX_MPDU_MFLG2_PAD) { len -= 2; pad_len = 2; } + /* + * For non monitor interface strip the bytes the RADA might not have + * removed. As monitor interface cannot exist with other interfaces + * this removal is safe. + */ + if (mic_crc_len && !ieee80211_hw_check(mvm->hw, RX_INCLUDES_FCS)) { + u32 pkt_flags = le32_to_cpu(pkt->len_n_flags); + + /* + * If RADA was not enabled then decryption was not performed so + * the MIC cannot be removed. + */ + if (!(pkt_flags & FH_RSCSR_RADA_EN)) { + if (WARN_ON(crypt_len > mic_crc_len)) + return -EINVAL; + + mic_crc_len -= crypt_len; + } + + if (WARN_ON(mic_crc_len > len)) + return -EINVAL; + + len -= mic_crc_len; + } + /* If frame is small enough to fit in skb->head, pull it completely. * If not, only pull ieee80211_hdr (including crypto if present, and * an additional 8 bytes for SNAP/ethertype, see below) so that diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c index 11ecdf63b732..16b614cc16ab 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c @@ -1555,7 +1555,7 @@ static int iwl_mvm_check_running_scans(struct iwl_mvm *mvm, int type) return -EIO; } -#define SCAN_TIMEOUT 20000 +#define SCAN_TIMEOUT 30000 void iwl_mvm_scan_timeout_wk(struct work_struct *work) { diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c index 373ace38edab..83883ce7f55d 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c @@ -2237,7 +2237,7 @@ int iwl_mvm_sta_rx_agg(struct iwl_mvm *mvm, struct ieee80211_sta *sta, } if (iwl_mvm_has_new_rx_api(mvm) && start) { - u16 reorder_buf_size = buf_size * sizeof(baid_data->entries[0]); + u32 reorder_buf_size = buf_size * sizeof(baid_data->entries[0]); /* sparse doesn't like the __align() so don't check */ #ifndef __CHECKER__ diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c index 00712205c05f..bc3f67e0bf33 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/utils.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/utils.c @@ -1018,6 +1018,9 @@ bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm) lockdep_assert_held(&mvm->mutex); + if (iwlmvm_mod_params.power_scheme != IWL_POWER_SCHEME_CAM) + return false; + if (num_of_ant(iwl_mvm_get_valid_rx_ant(mvm)) == 1) return false; diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c b/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c index 6783b20d9681..addf786fbcaf 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c @@ -63,7 +63,6 @@ int iwl_pcie_ctxt_info_gen3_init(struct iwl_trans *trans, struct iwl_prph_scratch *prph_scratch; struct iwl_prph_scratch_ctrl_cfg *prph_sc_ctrl; struct iwl_prph_info *prph_info; - void *iml_img; u32 control_flags = 0; int ret; @@ -157,12 +156,15 @@ int iwl_pcie_ctxt_info_gen3_init(struct iwl_trans *trans, trans_pcie->prph_scratch = prph_scratch; /* Allocate IML */ - iml_img = dma_alloc_coherent(trans->dev, trans->iml_len, - &trans_pcie->iml_dma_addr, GFP_KERNEL); - if (!iml_img) - return -ENOMEM; + trans_pcie->iml = dma_alloc_coherent(trans->dev, trans->iml_len, + &trans_pcie->iml_dma_addr, + GFP_KERNEL); + if (!trans_pcie->iml) { + ret = -ENOMEM; + goto err_free_ctxt_info; + } - memcpy(iml_img, trans->iml, trans->iml_len); + memcpy(trans_pcie->iml, trans->iml, trans->iml_len); iwl_enable_fw_load_int_ctx_info(trans); @@ -177,6 +179,11 @@ int iwl_pcie_ctxt_info_gen3_init(struct iwl_trans *trans, return 0; +err_free_ctxt_info: + dma_free_coherent(trans->dev, sizeof(*trans_pcie->ctxt_info_gen3), + trans_pcie->ctxt_info_gen3, + trans_pcie->ctxt_info_dma_addr); + trans_pcie->ctxt_info_gen3 = NULL; err_free_prph_info: dma_free_coherent(trans->dev, sizeof(*prph_info), @@ -205,6 +212,11 @@ void iwl_pcie_ctxt_info_gen3_free(struct iwl_trans *trans) trans_pcie->ctxt_info_dma_addr = 0; trans_pcie->ctxt_info_gen3 = NULL; + dma_free_coherent(trans->dev, trans->iml_len, trans_pcie->iml, + trans_pcie->iml_dma_addr); + trans_pcie->iml_dma_addr = 0; + trans_pcie->iml = NULL; + iwl_pcie_ctxt_info_free_fw_img(trans); dma_free_coherent(trans->dev, sizeof(*trans_pcie->prph_scratch), diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/internal.h b/drivers/net/wireless/intel/iwlwifi/pcie/internal.h index e9d67ba3e56d..f581822b2a7d 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/internal.h +++ b/drivers/net/wireless/intel/iwlwifi/pcie/internal.h @@ -447,6 +447,8 @@ struct iwl_self_init_dram { * Context information addresses will be taken from here. * This is driver's local copy for keeping track of size and * count for allocating and freeing the memory. + * @iml: image loader image virtual address + * @iml_dma_addr: image loader image DMA address * @trans: pointer to the generic transport area * @scd_base_addr: scheduler sram base address in SRAM * @scd_bc_tbls: pointer to the byte count table of the scheduler @@ -492,6 +494,7 @@ struct iwl_trans_pcie { }; struct iwl_prph_info *prph_info; struct iwl_prph_scratch *prph_scratch; + void *iml; dma_addr_t ctxt_info_dma_addr; dma_addr_t prph_info_dma_addr; dma_addr_t prph_scratch_dma_addr; diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c index 31e72e1ff1e2..80ae33bba6a8 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c @@ -310,8 +310,7 @@ int iwl_trans_pcie_gen2_start_fw(struct iwl_trans *trans, /* This may fail if AMT took ownership of the device */ if (iwl_pcie_prepare_card_hw(trans)) { IWL_WARN(trans, "Exit HW not ready\n"); - ret = -EIO; - goto out; + return -EIO; } iwl_enable_rfkill_int(trans); diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c index 24da49615135..c69c13e762bb 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c @@ -666,7 +666,6 @@ static int iwl_pcie_set_hw_ready(struct iwl_trans *trans) int iwl_pcie_prepare_card_hw(struct iwl_trans *trans) { int ret; - int t = 0; int iter; IWL_DEBUG_INFO(trans, "iwl_trans_prepare_card_hw enter\n"); @@ -681,6 +680,8 @@ int iwl_pcie_prepare_card_hw(struct iwl_trans *trans) usleep_range(1000, 2000); for (iter = 0; iter < 10; iter++) { + int t = 0; + /* If HW is not ready, prepare the conditions to check again */ iwl_set_bit(trans, CSR_HW_IF_CONFIG_REG, CSR_HW_IF_CONFIG_REG_PREPARE); @@ -1363,8 +1364,7 @@ static int iwl_trans_pcie_start_fw(struct iwl_trans *trans, /* This may fail if AMT took ownership of the device */ if (iwl_pcie_prepare_card_hw(trans)) { IWL_WARN(trans, "Exit HW not ready\n"); - ret = -EIO; - goto out; + return -EIO; } iwl_enable_rfkill_int(trans); @@ -2121,18 +2121,38 @@ static int iwl_trans_pcie_read_mem(struct iwl_trans *trans, u32 addr, void *buf, int dwords) { unsigned long flags; - int offs, ret = 0; + int offs = 0; u32 *vals = buf; - if (iwl_trans_grab_nic_access(trans, &flags)) { - iwl_write32(trans, HBUS_TARG_MEM_RADDR, addr); - for (offs = 0; offs < dwords; offs++) - vals[offs] = iwl_read32(trans, HBUS_TARG_MEM_RDAT); - iwl_trans_release_nic_access(trans, &flags); - } else { - ret = -EBUSY; + while (offs < dwords) { + /* limit the time we spin here under lock to 1/2s */ + unsigned long end = jiffies + HZ / 2; + bool resched = false; + + if (iwl_trans_grab_nic_access(trans, &flags)) { + iwl_write32(trans, HBUS_TARG_MEM_RADDR, + addr + 4 * offs); + + while (offs < dwords) { + vals[offs] = iwl_read32(trans, + HBUS_TARG_MEM_RDAT); + offs++; + + if (time_after(jiffies, end)) { + resched = true; + break; + } + } + iwl_trans_release_nic_access(trans, &flags); + + if (resched) + cond_resched(); + } else { + return -EBUSY; + } } - return ret; + + return 0; } static int iwl_trans_pcie_write_mem(struct iwl_trans *trans, u32 addr, diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c b/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c index 93f396d7e684..dea29a69aaf6 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c @@ -654,6 +654,7 @@ static int iwl_pcie_gen2_enqueue_hcmd(struct iwl_trans *trans, const u8 *cmddata[IWL_MAX_CMD_TBS_PER_TFD]; u16 cmdlen[IWL_MAX_CMD_TBS_PER_TFD]; struct iwl_tfh_tfd *tfd; + unsigned long flags2; copy_size = sizeof(struct iwl_cmd_header_wide); cmd_size = sizeof(struct iwl_cmd_header_wide); @@ -722,14 +723,14 @@ static int iwl_pcie_gen2_enqueue_hcmd(struct iwl_trans *trans, goto free_dup_buf; } - spin_lock_bh(&txq->lock); + spin_lock_irqsave(&txq->lock, flags2); idx = iwl_pcie_get_cmd_index(txq, txq->write_ptr); tfd = iwl_pcie_get_tfd(trans, txq, txq->write_ptr); memset(tfd, 0, sizeof(*tfd)); if (iwl_queue_space(trans, txq) < ((cmd->flags & CMD_ASYNC) ? 2 : 1)) { - spin_unlock_bh(&txq->lock); + spin_unlock_irqrestore(&txq->lock, flags2); IWL_ERR(trans, "No space in command queue\n"); iwl_op_mode_cmd_queue_full(trans->op_mode); @@ -870,7 +871,7 @@ static int iwl_pcie_gen2_enqueue_hcmd(struct iwl_trans *trans, spin_unlock_irqrestore(&trans_pcie->reg_lock, flags); out: - spin_unlock_bh(&txq->lock); + spin_unlock_irqrestore(&txq->lock, flags2); free_dup_buf: if (idx < 0) kfree(dup_buf); diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c index b73582ec03a0..41ba0a719375 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c @@ -631,6 +631,11 @@ static void iwl_pcie_txq_unmap(struct iwl_trans *trans, int txq_id) struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); struct iwl_txq *txq = trans_pcie->txq[txq_id]; + if (!txq) { + IWL_ERR(trans, "Trying to free a queue that wasn't allocated?\n"); + return; + } + spin_lock_bh(&txq->lock); while (txq->write_ptr != txq->read_ptr) { IWL_DEBUG_TX_REPLY(trans, "Q %d Free %d\n", @@ -1490,6 +1495,7 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, u32 cmd_pos; const u8 *cmddata[IWL_MAX_CMD_TBS_PER_TFD]; u16 cmdlen[IWL_MAX_CMD_TBS_PER_TFD]; + unsigned long flags2; if (WARN(!trans->wide_cmd_header && group_id > IWL_ALWAYS_LONG_GROUP, @@ -1573,10 +1579,10 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, goto free_dup_buf; } - spin_lock_bh(&txq->lock); + spin_lock_irqsave(&txq->lock, flags2); if (iwl_queue_space(trans, txq) < ((cmd->flags & CMD_ASYNC) ? 2 : 1)) { - spin_unlock_bh(&txq->lock); + spin_unlock_irqrestore(&txq->lock, flags2); IWL_ERR(trans, "No space in command queue\n"); iwl_op_mode_cmd_queue_full(trans->op_mode); @@ -1737,7 +1743,7 @@ static int iwl_pcie_enqueue_hcmd(struct iwl_trans *trans, spin_unlock_irqrestore(&trans_pcie->reg_lock, flags); out: - spin_unlock_bh(&txq->lock); + spin_unlock_irqrestore(&txq->lock, flags2); free_dup_buf: if (idx < 0) kfree(dup_buf); diff --git a/drivers/net/wireless/intersil/orinoco/hw.c b/drivers/net/wireless/intersil/orinoco/hw.c index 61af5a28f269..af49aa421e47 100644 --- a/drivers/net/wireless/intersil/orinoco/hw.c +++ b/drivers/net/wireless/intersil/orinoco/hw.c @@ -931,6 +931,8 @@ int __orinoco_hw_setup_enc(struct orinoco_private *priv) err = hermes_write_wordrec(hw, USER_BAP, HERMES_RID_CNFAUTHENTICATION_AGERE, auth_flag); + if (err) + return err; } err = hermes_write_wordrec(hw, USER_BAP, HERMES_RID_CNFWEPENABLED_AGERE, diff --git a/drivers/net/wireless/intersil/orinoco/orinoco_cs.c b/drivers/net/wireless/intersil/orinoco/orinoco_cs.c index a956f965a1e5..03bfd2482656 100644 --- a/drivers/net/wireless/intersil/orinoco/orinoco_cs.c +++ b/drivers/net/wireless/intersil/orinoco/orinoco_cs.c @@ -96,6 +96,7 @@ orinoco_cs_probe(struct pcmcia_device *link) { struct orinoco_private *priv; struct orinoco_pccard *card; + int ret; priv = alloc_orinocodev(sizeof(*card), &link->dev, orinoco_cs_hard_reset, NULL); @@ -107,8 +108,16 @@ orinoco_cs_probe(struct pcmcia_device *link) card->p_dev = link; link->priv = priv; - return orinoco_cs_config(link); -} /* orinoco_cs_attach */ + ret = orinoco_cs_config(link); + if (ret) + goto err_free_orinocodev; + + return 0; + +err_free_orinocodev: + free_orinocodev(priv); + return ret; +} static void orinoco_cs_detach(struct pcmcia_device *link) { diff --git a/drivers/net/wireless/intersil/orinoco/orinoco_usb.c b/drivers/net/wireless/intersil/orinoco/orinoco_usb.c index b704e4bce171..a04d59843022 100644 --- a/drivers/net/wireless/intersil/orinoco/orinoco_usb.c +++ b/drivers/net/wireless/intersil/orinoco/orinoco_usb.c @@ -1237,13 +1237,6 @@ static netdev_tx_t ezusb_xmit(struct sk_buff *skb, struct net_device *dev) if (skb->len < ETH_HLEN) goto drop; - ctx = ezusb_alloc_ctx(upriv, EZUSB_RID_TX, 0); - if (!ctx) - goto busy; - - memset(ctx->buf, 0, BULK_BUF_SIZE); - buf = ctx->buf->data; - tx_control = 0; err = orinoco_process_xmit_skb(skb, dev, priv, &tx_control, @@ -1251,6 +1244,13 @@ static netdev_tx_t ezusb_xmit(struct sk_buff *skb, struct net_device *dev) if (err) goto drop; + ctx = ezusb_alloc_ctx(upriv, EZUSB_RID_TX, 0); + if (!ctx) + goto drop; + + memset(ctx->buf, 0, BULK_BUF_SIZE); + buf = ctx->buf->data; + { __le16 *tx_cntl = (__le16 *)buf; *tx_cntl = cpu_to_le16(tx_control); diff --git a/drivers/net/wireless/intersil/orinoco/spectrum_cs.c b/drivers/net/wireless/intersil/orinoco/spectrum_cs.c index b60048c95e0a..011c86e55923 100644 --- a/drivers/net/wireless/intersil/orinoco/spectrum_cs.c +++ b/drivers/net/wireless/intersil/orinoco/spectrum_cs.c @@ -157,6 +157,7 @@ spectrum_cs_probe(struct pcmcia_device *link) { struct orinoco_private *priv; struct orinoco_pccard *card; + int ret; priv = alloc_orinocodev(sizeof(*card), &link->dev, spectrum_cs_hard_reset, @@ -169,8 +170,16 @@ spectrum_cs_probe(struct pcmcia_device *link) card->p_dev = link; link->priv = priv; - return spectrum_cs_config(link); -} /* spectrum_cs_attach */ + ret = spectrum_cs_config(link); + if (ret) + goto err_free_orinocodev; + + return 0; + +err_free_orinocodev: + free_orinocodev(priv); + return ret; +} static void spectrum_cs_detach(struct pcmcia_device *link) { diff --git a/drivers/net/wireless/intersil/p54/main.c b/drivers/net/wireless/intersil/p54/main.c index 1c6d428515a4..b15a1b99f28f 100644 --- a/drivers/net/wireless/intersil/p54/main.c +++ b/drivers/net/wireless/intersil/p54/main.c @@ -688,7 +688,7 @@ static void p54_flush(struct ieee80211_hw *dev, struct ieee80211_vif *vif, * queues have already been stopped and no new frames can sneak * up from behind. */ - while ((total = p54_flush_count(priv) && i--)) { + while ((total = p54_flush_count(priv)) && i--) { /* waste time */ msleep(20); } diff --git a/drivers/net/wireless/intersil/p54/p54pci.c b/drivers/net/wireless/intersil/p54/p54pci.c index 57ad56435dda..8bc0286b4f8c 100644 --- a/drivers/net/wireless/intersil/p54/p54pci.c +++ b/drivers/net/wireless/intersil/p54/p54pci.c @@ -332,10 +332,12 @@ static void p54p_tx(struct ieee80211_hw *dev, struct sk_buff *skb) struct p54p_desc *desc; dma_addr_t mapping; u32 idx, i; + __le32 device_addr; spin_lock_irqsave(&priv->lock, flags); idx = le32_to_cpu(ring_control->host_idx[1]); i = idx % ARRAY_SIZE(ring_control->tx_data); + device_addr = ((struct p54_hdr *)skb->data)->req_id; mapping = pci_map_single(priv->pdev, skb->data, skb->len, PCI_DMA_TODEVICE); @@ -349,7 +351,7 @@ static void p54p_tx(struct ieee80211_hw *dev, struct sk_buff *skb) desc = &ring_control->tx_data[i]; desc->host_addr = cpu_to_le32(mapping); - desc->device_addr = ((struct p54_hdr *)skb->data)->req_id; + desc->device_addr = device_addr; desc->len = cpu_to_le16(skb->len); desc->flags = 0; diff --git a/drivers/net/wireless/intersil/p54/p54spi.c b/drivers/net/wireless/intersil/p54/p54spi.c index e41bf042352e..3dcfad5b61ff 100644 --- a/drivers/net/wireless/intersil/p54/p54spi.c +++ b/drivers/net/wireless/intersil/p54/p54spi.c @@ -177,7 +177,7 @@ static int p54spi_request_firmware(struct ieee80211_hw *dev) ret = p54_parse_firmware(dev, priv->firmware); if (ret) { - release_firmware(priv->firmware); + /* the firmware is released by the caller */ return ret; } @@ -672,6 +672,7 @@ static int p54spi_probe(struct spi_device *spi) return 0; err_free_common: + release_firmware(priv->firmware); free_irq(gpio_to_irq(p54spi_gpio_irq), spi); err_free_gpio_irq: gpio_free(p54spi_gpio_irq); diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index 3564f5869b44..22738ba7d65b 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -552,7 +552,7 @@ struct mac80211_hwsim_data { bool ps_poll_pending; struct dentry *debugfs; - uintptr_t pending_cookie; + atomic_t pending_cookie; struct sk_buff_head pending; /* packets pending */ /* * Only radios in the same group can communicate together (the @@ -686,6 +686,7 @@ static void hwsim_send_nullfunc(struct mac80211_hwsim_data *data, u8 *mac, struct hwsim_vif_priv *vp = (void *)vif->drv_priv; struct sk_buff *skb; struct ieee80211_hdr *hdr; + struct ieee80211_tx_info *cb; if (!vp->assoc) return; @@ -707,6 +708,10 @@ static void hwsim_send_nullfunc(struct mac80211_hwsim_data *data, u8 *mac, memcpy(hdr->addr2, mac, ETH_ALEN); memcpy(hdr->addr3, vp->bssid, ETH_ALEN); + cb = IEEE80211_SKB_CB(skb); + cb->control.rates[0].count = 1; + cb->control.rates[1].idx = -1; + rcu_read_lock(); mac80211_hwsim_tx_frame(data->hw, skb, rcu_dereference(vif->chanctx_conf)->def.chan); @@ -1136,8 +1141,7 @@ static void mac80211_hwsim_tx_frame_nl(struct ieee80211_hw *hw, goto nla_put_failure; /* We create a cookie to identify this skb */ - data->pending_cookie++; - cookie = data->pending_cookie; + cookie = atomic_inc_return(&data->pending_cookie); info->rate_driver_data[0] = (void *)cookie; if (nla_put_u64_64bit(skb, HWSIM_ATTR_COOKIE, cookie, HWSIM_ATTR_PAD)) goto nla_put_failure; @@ -2082,9 +2086,21 @@ static void hw_scan_work(struct work_struct *work) if (req->ie_len) skb_put_data(probe, req->ie, req->ie_len); + rcu_read_lock(); + if (!ieee80211_tx_prepare_skb(hwsim->hw, + hwsim->hw_scan_vif, + probe, + hwsim->tmp_chan->band, + NULL)) { + rcu_read_unlock(); + kfree_skb(probe); + continue; + } + local_bh_disable(); mac80211_hwsim_tx_frame(hwsim->hw, probe, hwsim->tmp_chan); + rcu_read_unlock(); local_bh_enable(); } } @@ -3108,6 +3124,7 @@ static int hwsim_tx_info_frame_received_nl(struct sk_buff *skb_2, const u8 *src; unsigned int hwsim_flags; int i; + unsigned long flags; bool found = false; if (!info->attrs[HWSIM_ATTR_ADDR_TRANSMITTER] || @@ -3132,18 +3149,20 @@ static int hwsim_tx_info_frame_received_nl(struct sk_buff *skb_2, goto out; /* look for the skb matching the cookie passed back from user */ + spin_lock_irqsave(&data2->pending.lock, flags); skb_queue_walk_safe(&data2->pending, skb, tmp) { - u64 skb_cookie; + uintptr_t skb_cookie; txi = IEEE80211_SKB_CB(skb); - skb_cookie = (u64)(uintptr_t)txi->rate_driver_data[0]; + skb_cookie = (uintptr_t)txi->rate_driver_data[0]; if (skb_cookie == ret_skb_cookie) { - skb_unlink(skb, &data2->pending); + __skb_unlink(skb, &data2->pending); found = true; break; } } + spin_unlock_irqrestore(&data2->pending.lock, flags); /* not found */ if (!found) @@ -3176,6 +3195,10 @@ static int hwsim_tx_info_frame_received_nl(struct sk_buff *skb_2, } txi->flags |= IEEE80211_TX_STAT_ACK; } + + if (hwsim_flags & HWSIM_TX_CTL_NO_ACK) + txi->flags |= IEEE80211_TX_STAT_NOACK_TRANSMITTED; + ieee80211_tx_status_irqsafe(data2->hw, skb); return 0; out: @@ -3252,6 +3275,8 @@ static int hwsim_cloned_frame_received_nl(struct sk_buff *skb_2, rx_status.band = data2->channel->band; rx_status.rate_idx = nla_get_u32(info->attrs[HWSIM_ATTR_RX_RATE]); + if (rx_status.rate_idx >= data2->hw->wiphy->bands[rx_status.band]->n_bitrates) + goto out; rx_status.signal = nla_get_u32(info->attrs[HWSIM_ATTR_SIGNAL]); memcpy(IEEE80211_SKB_RXCB(skb), &rx_status, sizeof(rx_status)); diff --git a/drivers/net/wireless/marvell/libertas/Kconfig b/drivers/net/wireless/marvell/libertas/Kconfig index e6268ceacbf1..28985cdac541 100644 --- a/drivers/net/wireless/marvell/libertas/Kconfig +++ b/drivers/net/wireless/marvell/libertas/Kconfig @@ -1,8 +1,6 @@ config LIBERTAS tristate "Marvell 8xxx Libertas WLAN driver support" depends on CFG80211 - select WIRELESS_EXT - select WEXT_SPY select LIB80211 select FW_LOADER ---help--- diff --git a/drivers/net/wireless/marvell/libertas/cmdresp.c b/drivers/net/wireless/marvell/libertas/cmdresp.c index b73d08381398..5908f07d62ed 100644 --- a/drivers/net/wireless/marvell/libertas/cmdresp.c +++ b/drivers/net/wireless/marvell/libertas/cmdresp.c @@ -48,7 +48,7 @@ void lbs_mac_event_disconnected(struct lbs_private *priv, /* Free Tx and Rx packets */ spin_lock_irqsave(&priv->driver_lock, flags); - kfree_skb(priv->currenttxskb); + dev_kfree_skb_irq(priv->currenttxskb); priv->currenttxskb = NULL; priv->tx_pending_len = 0; spin_unlock_irqrestore(&priv->driver_lock, flags); diff --git a/drivers/net/wireless/marvell/libertas/if_usb.c b/drivers/net/wireless/marvell/libertas/if_usb.c index 9e82ec12564b..885abbd665e6 100644 --- a/drivers/net/wireless/marvell/libertas/if_usb.c +++ b/drivers/net/wireless/marvell/libertas/if_usb.c @@ -283,11 +283,13 @@ static int if_usb_probe(struct usb_interface *intf, return 0; err_get_fw: + usb_put_dev(udev); lbs_remove_card(priv); err_add_card: if_usb_reset_device(cardp); dealloc: if_usb_free(cardp); + kfree(cardp); error: return r; @@ -312,6 +314,7 @@ static void if_usb_disconnect(struct usb_interface *intf) /* Unlink and free urb */ if_usb_free(cardp); + kfree(cardp); usb_set_intfdata(intf, NULL); usb_put_dev(interface_to_usbdev(intf)); @@ -630,7 +633,7 @@ static inline void process_cmdrequest(int recvlength, uint8_t *recvbuff, priv->resp_len[i] = (recvlength - MESSAGE_HEADER_LEN); memcpy(priv->resp_buf[i], recvbuff + MESSAGE_HEADER_LEN, priv->resp_len[i]); - kfree_skb(skb); + dev_kfree_skb_irq(skb); lbs_notify_command_response(priv, i); spin_unlock_irqrestore(&priv->driver_lock, flags); diff --git a/drivers/net/wireless/marvell/libertas/main.c b/drivers/net/wireless/marvell/libertas/main.c index f22e1c220cba..997c246b971e 100644 --- a/drivers/net/wireless/marvell/libertas/main.c +++ b/drivers/net/wireless/marvell/libertas/main.c @@ -216,7 +216,7 @@ int lbs_stop_iface(struct lbs_private *priv) spin_lock_irqsave(&priv->driver_lock, flags); priv->iface_running = false; - kfree_skb(priv->currenttxskb); + dev_kfree_skb_irq(priv->currenttxskb); priv->currenttxskb = NULL; priv->tx_pending_len = 0; spin_unlock_irqrestore(&priv->driver_lock, flags); @@ -869,6 +869,7 @@ static int lbs_init_adapter(struct lbs_private *priv) ret = kfifo_alloc(&priv->event_fifo, sizeof(u32) * 16, GFP_KERNEL); if (ret) { pr_err("Out of memory allocating event FIFO buffer\n"); + lbs_free_cmd_buffer(priv); goto out; } diff --git a/drivers/net/wireless/marvell/libertas/mesh.c b/drivers/net/wireless/marvell/libertas/mesh.c index b0cb16ef8d1d..b313c78e2154 100644 --- a/drivers/net/wireless/marvell/libertas/mesh.c +++ b/drivers/net/wireless/marvell/libertas/mesh.c @@ -793,19 +793,6 @@ static const struct attribute_group mesh_ie_group = { .attrs = mesh_ie_attrs, }; -static void lbs_persist_config_init(struct net_device *dev) -{ - int ret; - ret = sysfs_create_group(&(dev->dev.kobj), &boot_opts_group); - ret = sysfs_create_group(&(dev->dev.kobj), &mesh_ie_group); -} - -static void lbs_persist_config_remove(struct net_device *dev) -{ - sysfs_remove_group(&(dev->dev.kobj), &boot_opts_group); - sysfs_remove_group(&(dev->dev.kobj), &mesh_ie_group); -} - /*************************************************************************** * Initializing and starting, stopping mesh @@ -1005,6 +992,10 @@ static int lbs_add_mesh(struct lbs_private *priv) SET_NETDEV_DEV(priv->mesh_dev, priv->dev->dev.parent); mesh_dev->flags |= IFF_BROADCAST | IFF_MULTICAST; + mesh_dev->sysfs_groups[0] = &lbs_mesh_attr_group; + mesh_dev->sysfs_groups[1] = &boot_opts_group; + mesh_dev->sysfs_groups[2] = &mesh_ie_group; + /* Register virtual mesh interface */ ret = register_netdev(mesh_dev); if (ret) { @@ -1012,19 +1003,10 @@ static int lbs_add_mesh(struct lbs_private *priv) goto err_free_netdev; } - ret = sysfs_create_group(&(mesh_dev->dev.kobj), &lbs_mesh_attr_group); - if (ret) - goto err_unregister; - - lbs_persist_config_init(mesh_dev); - /* Everything successful */ ret = 0; goto done; -err_unregister: - unregister_netdev(mesh_dev); - err_free_netdev: free_netdev(mesh_dev); @@ -1045,8 +1027,6 @@ void lbs_remove_mesh(struct lbs_private *priv) netif_stop_queue(mesh_dev); netif_carrier_off(mesh_dev); - sysfs_remove_group(&(mesh_dev->dev.kobj), &lbs_mesh_attr_group); - lbs_persist_config_remove(mesh_dev); unregister_netdev(mesh_dev); priv->mesh_dev = NULL; kfree(mesh_dev->ieee80211_ptr); diff --git a/drivers/net/wireless/marvell/libertas_tf/if_usb.c b/drivers/net/wireless/marvell/libertas_tf/if_usb.c index 6ede6168bd85..5e7edc030975 100644 --- a/drivers/net/wireless/marvell/libertas_tf/if_usb.c +++ b/drivers/net/wireless/marvell/libertas_tf/if_usb.c @@ -234,6 +234,7 @@ static int if_usb_probe(struct usb_interface *intf, dealloc: if_usb_free(cardp); + kfree(cardp); error: lbtf_deb_leave(LBTF_DEB_MAIN); return -ENOMEM; @@ -258,6 +259,7 @@ static void if_usb_disconnect(struct usb_interface *intf) /* Unlink and free urb */ if_usb_free(cardp); + kfree(cardp); usb_set_intfdata(intf, NULL); usb_put_dev(interface_to_usbdev(intf)); @@ -614,7 +616,7 @@ static inline void process_cmdrequest(int recvlength, uint8_t *recvbuff, spin_lock_irqsave(&priv->driver_lock, flags); memcpy(priv->cmd_resp_buff, recvbuff + MESSAGE_HEADER_LEN, recvlength - MESSAGE_HEADER_LEN); - kfree_skb(skb); + dev_kfree_skb_irq(skb); lbtf_cmd_response_rx(priv); spin_unlock_irqrestore(&priv->driver_lock, flags); } diff --git a/drivers/net/wireless/marvell/mwifiex/11h.c b/drivers/net/wireless/marvell/mwifiex/11h.c index 238accfe4f41..c4176e357b22 100644 --- a/drivers/net/wireless/marvell/mwifiex/11h.c +++ b/drivers/net/wireless/marvell/mwifiex/11h.c @@ -303,5 +303,7 @@ void mwifiex_dfs_chan_sw_work_queue(struct work_struct *work) mwifiex_dbg(priv->adapter, MSG, "indicating channel switch completion to kernel\n"); + mutex_lock(&priv->wdev.mtx); cfg80211_ch_switch_notify(priv->netdev, &priv->dfs_chandef); + mutex_unlock(&priv->wdev.mtx); } diff --git a/drivers/net/wireless/marvell/mwifiex/11n.c b/drivers/net/wireless/marvell/mwifiex/11n.c index 5d75c971004b..452ac56cdc92 100644 --- a/drivers/net/wireless/marvell/mwifiex/11n.c +++ b/drivers/net/wireless/marvell/mwifiex/11n.c @@ -664,14 +664,15 @@ int mwifiex_send_delba(struct mwifiex_private *priv, int tid, u8 *peer_mac, uint16_t del_ba_param_set; memset(&delba, 0, sizeof(delba)); - delba.del_ba_param_set = cpu_to_le16(tid << DELBA_TID_POS); - del_ba_param_set = le16_to_cpu(delba.del_ba_param_set); + del_ba_param_set = tid << DELBA_TID_POS; + if (initiator) del_ba_param_set |= IEEE80211_DELBA_PARAM_INITIATOR_MASK; else del_ba_param_set &= ~IEEE80211_DELBA_PARAM_INITIATOR_MASK; + delba.del_ba_param_set = cpu_to_le16(del_ba_param_set); memcpy(&delba.peer_mac_addr, peer_mac, ETH_ALEN); /* We don't wait for the response of this command */ @@ -900,7 +901,7 @@ mwifiex_send_delba_txbastream_tbl(struct mwifiex_private *priv, u8 tid) */ void mwifiex_update_ampdu_txwinsize(struct mwifiex_adapter *adapter) { - u8 i; + u8 i, j; u32 tx_win_size; struct mwifiex_private *priv; @@ -931,8 +932,8 @@ void mwifiex_update_ampdu_txwinsize(struct mwifiex_adapter *adapter) if (tx_win_size != priv->add_ba_param.tx_win_size) { if (!priv->media_connected) continue; - for (i = 0; i < MAX_NUM_TID; i++) - mwifiex_send_delba_txbastream_tbl(priv, i); + for (j = 0; j < MAX_NUM_TID; j++) + mwifiex_send_delba_txbastream_tbl(priv, j); } } } diff --git a/drivers/net/wireless/marvell/mwifiex/11n_rxreorder.c b/drivers/net/wireless/marvell/mwifiex/11n_rxreorder.c index 5380fba652cc..1aa0bcdab8ef 100644 --- a/drivers/net/wireless/marvell/mwifiex/11n_rxreorder.c +++ b/drivers/net/wireless/marvell/mwifiex/11n_rxreorder.c @@ -986,8 +986,8 @@ void mwifiex_11n_rxba_sync_event(struct mwifiex_private *priv, } } - tlv_buf_left -= (sizeof(*tlv_rxba) + tlv_len); - tmp = (u8 *)tlv_rxba + tlv_len + sizeof(*tlv_rxba); + tlv_buf_left -= (sizeof(tlv_rxba->header) + tlv_len); + tmp = (u8 *)tlv_rxba + sizeof(tlv_rxba->header) + tlv_len; tlv_rxba = (struct mwifiex_ie_types_rxba_sync *)tmp; } } diff --git a/drivers/net/wireless/marvell/mwifiex/cfg80211.c b/drivers/net/wireless/marvell/mwifiex/cfg80211.c index 650191db25cb..1f660fce5ad0 100644 --- a/drivers/net/wireless/marvell/mwifiex/cfg80211.c +++ b/drivers/net/wireless/marvell/mwifiex/cfg80211.c @@ -912,16 +912,20 @@ mwifiex_init_new_priv_params(struct mwifiex_private *priv, switch (type) { case NL80211_IFTYPE_STATION: case NL80211_IFTYPE_ADHOC: - priv->bss_role = MWIFIEX_BSS_ROLE_STA; + priv->bss_role = MWIFIEX_BSS_ROLE_STA; + priv->bss_type = MWIFIEX_BSS_TYPE_STA; break; case NL80211_IFTYPE_P2P_CLIENT: - priv->bss_role = MWIFIEX_BSS_ROLE_STA; + priv->bss_role = MWIFIEX_BSS_ROLE_STA; + priv->bss_type = MWIFIEX_BSS_TYPE_P2P; break; case NL80211_IFTYPE_P2P_GO: - priv->bss_role = MWIFIEX_BSS_ROLE_UAP; + priv->bss_role = MWIFIEX_BSS_ROLE_UAP; + priv->bss_type = MWIFIEX_BSS_TYPE_P2P; break; case NL80211_IFTYPE_AP: priv->bss_role = MWIFIEX_BSS_ROLE_UAP; + priv->bss_type = MWIFIEX_BSS_TYPE_UAP; break; default: mwifiex_dbg(adapter, ERROR, @@ -1233,29 +1237,15 @@ mwifiex_cfg80211_change_virtual_intf(struct wiphy *wiphy, break; case NL80211_IFTYPE_P2P_CLIENT: case NL80211_IFTYPE_P2P_GO: + if (mwifiex_cfg80211_deinit_p2p(priv)) + return -EFAULT; + switch (type) { - case NL80211_IFTYPE_STATION: - if (mwifiex_cfg80211_deinit_p2p(priv)) - return -EFAULT; - priv->adapter->curr_iface_comb.p2p_intf--; - priv->adapter->curr_iface_comb.sta_intf++; - dev->ieee80211_ptr->iftype = type; - if (mwifiex_deinit_priv_params(priv)) - return -1; - if (mwifiex_init_new_priv_params(priv, dev, type)) - return -1; - if (mwifiex_sta_init_cmd(priv, false, false)) - return -1; - break; case NL80211_IFTYPE_ADHOC: - if (mwifiex_cfg80211_deinit_p2p(priv)) - return -EFAULT; + case NL80211_IFTYPE_STATION: return mwifiex_change_vif_to_sta_adhoc(dev, curr_iftype, type, params); - break; case NL80211_IFTYPE_AP: - if (mwifiex_cfg80211_deinit_p2p(priv)) - return -EFAULT; return mwifiex_change_vif_to_ap(dev, curr_iftype, type, params); case NL80211_IFTYPE_UNSPECIFIED: @@ -1967,6 +1957,8 @@ static int mwifiex_cfg80211_start_ap(struct wiphy *wiphy, mwifiex_set_sys_config_invalid_data(bss_cfg); + memcpy(bss_cfg->mac_addr, priv->curr_addr, ETH_ALEN); + if (params->beacon_interval) bss_cfg->beacon_period = params->beacon_interval; if (params->dtim_period) diff --git a/drivers/net/wireless/marvell/mwifiex/cmdevt.c b/drivers/net/wireless/marvell/mwifiex/cmdevt.c index 60db2b969e20..b7ced103b814 100644 --- a/drivers/net/wireless/marvell/mwifiex/cmdevt.c +++ b/drivers/net/wireless/marvell/mwifiex/cmdevt.c @@ -324,9 +324,9 @@ static int mwifiex_dnld_sleep_confirm_cmd(struct mwifiex_adapter *adapter) adapter->seq_num++; sleep_cfm_buf->seq_num = - cpu_to_le16((HostCmd_SET_SEQ_NO_BSS_INFO + cpu_to_le16(HostCmd_SET_SEQ_NO_BSS_INFO (adapter->seq_num, priv->bss_num, - priv->bss_type))); + priv->bss_type)); mwifiex_dbg(adapter, CMD, "cmd: DNLD_CMD: %#x, act %#x, len %d, seqno %#x\n", diff --git a/drivers/net/wireless/marvell/mwifiex/debugfs.c b/drivers/net/wireless/marvell/mwifiex/debugfs.c index cbe4493b3266..0f62da50e11a 100644 --- a/drivers/net/wireless/marvell/mwifiex/debugfs.c +++ b/drivers/net/wireless/marvell/mwifiex/debugfs.c @@ -265,8 +265,11 @@ mwifiex_histogram_read(struct file *file, char __user *ubuf, if (!p) return -ENOMEM; - if (!priv || !priv->hist_data) - return -EFAULT; + if (!priv || !priv->hist_data) { + ret = -EFAULT; + goto free_and_exit; + } + phist_data = priv->hist_data; p += sprintf(p, "\n" @@ -321,6 +324,8 @@ mwifiex_histogram_read(struct file *file, char __user *ubuf, ret = simple_read_from_buffer(ubuf, count, ppos, (char *)page, (unsigned long)p - page); +free_and_exit: + free_page(page); return ret; } diff --git a/drivers/net/wireless/marvell/mwifiex/fw.h b/drivers/net/wireless/marvell/mwifiex/fw.h index 8b9d0809daf6..3e3134bcc2b0 100644 --- a/drivers/net/wireless/marvell/mwifiex/fw.h +++ b/drivers/net/wireless/marvell/mwifiex/fw.h @@ -177,6 +177,7 @@ enum MWIFIEX_802_11_PRIVACY_FILTER { #define TLV_TYPE_STA_MAC_ADDR (PROPRIETARY_TLV_BASE_ID + 32) #define TLV_TYPE_BSSID (PROPRIETARY_TLV_BASE_ID + 35) #define TLV_TYPE_CHANNELBANDLIST (PROPRIETARY_TLV_BASE_ID + 42) +#define TLV_TYPE_UAP_MAC_ADDRESS (PROPRIETARY_TLV_BASE_ID + 43) #define TLV_TYPE_UAP_BEACON_PERIOD (PROPRIETARY_TLV_BASE_ID + 44) #define TLV_TYPE_UAP_DTIM_PERIOD (PROPRIETARY_TLV_BASE_ID + 45) #define TLV_TYPE_UAP_BCAST_SSID (PROPRIETARY_TLV_BASE_ID + 48) @@ -512,10 +513,10 @@ enum mwifiex_channel_flags { #define RF_ANTENNA_AUTO 0xFFFF -#define HostCmd_SET_SEQ_NO_BSS_INFO(seq, num, type) { \ - (((seq) & 0x00ff) | \ - (((num) & 0x000f) << 8)) | \ - (((type) & 0x000f) << 12); } +#define HostCmd_SET_SEQ_NO_BSS_INFO(seq, num, type) \ + ((((seq) & 0x00ff) | \ + (((num) & 0x000f) << 8)) | \ + (((type) & 0x000f) << 12)) #define HostCmd_GET_SEQ_NO(seq) \ ((seq) & HostCmd_SEQ_NUM_MASK) diff --git a/drivers/net/wireless/marvell/mwifiex/ioctl.h b/drivers/net/wireless/marvell/mwifiex/ioctl.h index 0dd592ea6e83..96ff91655a77 100644 --- a/drivers/net/wireless/marvell/mwifiex/ioctl.h +++ b/drivers/net/wireless/marvell/mwifiex/ioctl.h @@ -119,6 +119,7 @@ struct mwifiex_uap_bss_param { u8 qos_info; u8 power_constraint; struct mwifiex_types_wmm_info wmm_info; + u8 mac_addr[ETH_ALEN]; }; enum { diff --git a/drivers/net/wireless/marvell/mwifiex/join.c b/drivers/net/wireless/marvell/mwifiex/join.c index d87aeff70cef..c2cb1e711c06 100644 --- a/drivers/net/wireless/marvell/mwifiex/join.c +++ b/drivers/net/wireless/marvell/mwifiex/join.c @@ -877,6 +877,8 @@ mwifiex_cmd_802_11_ad_hoc_start(struct mwifiex_private *priv, memset(adhoc_start->ssid, 0, IEEE80211_MAX_SSID_LEN); + if (req_ssid->ssid_len > IEEE80211_MAX_SSID_LEN) + req_ssid->ssid_len = IEEE80211_MAX_SSID_LEN; memcpy(adhoc_start->ssid, req_ssid->ssid, req_ssid->ssid_len); mwifiex_dbg(adapter, INFO, "info: ADHOC_S_CMD: SSID = %s\n", diff --git a/drivers/net/wireless/marvell/mwifiex/main.c b/drivers/net/wireless/marvell/mwifiex/main.c index e48b47f42554..ceac611ef086 100644 --- a/drivers/net/wireless/marvell/mwifiex/main.c +++ b/drivers/net/wireless/marvell/mwifiex/main.c @@ -1474,6 +1474,8 @@ int mwifiex_shutdown_sw(struct mwifiex_adapter *adapter) priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); mwifiex_deauthenticate(priv, NULL); + mwifiex_init_shutdown_fw(priv, MWIFIEX_FUNC_SHUTDOWN); + mwifiex_uninit_sw(adapter); if (adapter->if_ops.down_dev) diff --git a/drivers/net/wireless/marvell/mwifiex/pcie.c b/drivers/net/wireless/marvell/mwifiex/pcie.c index 991b9cc18000..7e9111965b23 100644 --- a/drivers/net/wireless/marvell/mwifiex/pcie.c +++ b/drivers/net/wireless/marvell/mwifiex/pcie.c @@ -50,6 +50,8 @@ static int mwifiex_pcie_probe_of(struct device *dev) } static void mwifiex_pcie_work(struct work_struct *work); +static int mwifiex_pcie_delete_rxbd_ring(struct mwifiex_adapter *adapter); +static int mwifiex_pcie_delete_evtbd_ring(struct mwifiex_adapter *adapter); static int mwifiex_map_pci_memory(struct mwifiex_adapter *adapter, struct sk_buff *skb, @@ -58,8 +60,8 @@ mwifiex_map_pci_memory(struct mwifiex_adapter *adapter, struct sk_buff *skb, struct pcie_service_card *card = adapter->card; struct mwifiex_dma_mapping mapping; - mapping.addr = pci_map_single(card->dev, skb->data, size, flags); - if (pci_dma_mapping_error(card->dev, mapping.addr)) { + mapping.addr = dma_map_single(&card->dev->dev, skb->data, size, flags); + if (dma_mapping_error(&card->dev->dev, mapping.addr)) { mwifiex_dbg(adapter, ERROR, "failed to map pci memory!\n"); return -1; } @@ -75,7 +77,7 @@ static void mwifiex_unmap_pci_memory(struct mwifiex_adapter *adapter, struct mwifiex_dma_mapping mapping; mwifiex_get_mapping(skb, &mapping); - pci_unmap_single(card->dev, mapping.addr, mapping.len, flags); + dma_unmap_single(&card->dev->dev, mapping.addr, mapping.len, flags); } /* @@ -381,6 +383,8 @@ static void mwifiex_pcie_reset_prepare(struct pci_dev *pdev) clear_bit(MWIFIEX_IFACE_WORK_DEVICE_DUMP, &card->work_flags); clear_bit(MWIFIEX_IFACE_WORK_CARD_RESET, &card->work_flags); mwifiex_dbg(adapter, INFO, "%s, successful\n", __func__); + + card->pci_reset_ongoing = true; } /* @@ -409,6 +413,8 @@ static void mwifiex_pcie_reset_done(struct pci_dev *pdev) dev_err(&pdev->dev, "reinit failed: %d\n", ret); else mwifiex_dbg(adapter, INFO, "%s, successful\n", __func__); + + card->pci_reset_ongoing = false; } static const struct pci_error_handlers mwifiex_pcie_err_handler = { @@ -465,10 +471,9 @@ static void mwifiex_delay_for_sleep_cookie(struct mwifiex_adapter *adapter, struct sk_buff *cmdrsp = card->cmdrsp_buf; for (count = 0; count < max_delay_loop_cnt; count++) { - pci_dma_sync_single_for_cpu(card->dev, - MWIFIEX_SKB_DMA_ADDR(cmdrsp), - sizeof(sleep_cookie), - PCI_DMA_FROMDEVICE); + dma_sync_single_for_cpu(&card->dev->dev, + MWIFIEX_SKB_DMA_ADDR(cmdrsp), + sizeof(sleep_cookie), DMA_FROM_DEVICE); buffer = cmdrsp->data; sleep_cookie = get_unaligned_le32(buffer); @@ -477,10 +482,10 @@ static void mwifiex_delay_for_sleep_cookie(struct mwifiex_adapter *adapter, "sleep cookie found at count %d\n", count); break; } - pci_dma_sync_single_for_device(card->dev, - MWIFIEX_SKB_DMA_ADDR(cmdrsp), - sizeof(sleep_cookie), - PCI_DMA_FROMDEVICE); + dma_sync_single_for_device(&card->dev->dev, + MWIFIEX_SKB_DMA_ADDR(cmdrsp), + sizeof(sleep_cookie), + DMA_FROM_DEVICE); usleep_range(20, 30); } @@ -628,14 +633,15 @@ static int mwifiex_init_rxq_ring(struct mwifiex_adapter *adapter) if (!skb) { mwifiex_dbg(adapter, ERROR, "Unable to allocate skb for RX ring.\n"); - kfree(card->rxbd_ring_vbase); return -ENOMEM; } if (mwifiex_map_pci_memory(adapter, skb, MWIFIEX_RX_DATA_BUF_SIZE, - PCI_DMA_FROMDEVICE)) - return -1; + DMA_FROM_DEVICE)) { + kfree_skb(skb); + return -ENOMEM; + } buf_pa = MWIFIEX_SKB_DMA_ADDR(skb); @@ -685,16 +691,14 @@ static int mwifiex_pcie_init_evt_ring(struct mwifiex_adapter *adapter) if (!skb) { mwifiex_dbg(adapter, ERROR, "Unable to allocate skb for EVENT buf.\n"); - kfree(card->evtbd_ring_vbase); return -ENOMEM; } skb_put(skb, MAX_EVENT_SIZE); if (mwifiex_map_pci_memory(adapter, skb, MAX_EVENT_SIZE, - PCI_DMA_FROMDEVICE)) { + DMA_FROM_DEVICE)) { kfree_skb(skb); - kfree(card->evtbd_ring_vbase); - return -1; + return -ENOMEM; } buf_pa = MWIFIEX_SKB_DMA_ADDR(skb); @@ -734,7 +738,7 @@ static void mwifiex_cleanup_txq_ring(struct mwifiex_adapter *adapter) if (card->tx_buf_list[i]) { skb = card->tx_buf_list[i]; mwifiex_unmap_pci_memory(adapter, skb, - PCI_DMA_TODEVICE); + DMA_TO_DEVICE); dev_kfree_skb_any(skb); } memset(desc2, 0, sizeof(*desc2)); @@ -743,7 +747,7 @@ static void mwifiex_cleanup_txq_ring(struct mwifiex_adapter *adapter) if (card->tx_buf_list[i]) { skb = card->tx_buf_list[i]; mwifiex_unmap_pci_memory(adapter, skb, - PCI_DMA_TODEVICE); + DMA_TO_DEVICE); dev_kfree_skb_any(skb); } memset(desc, 0, sizeof(*desc)); @@ -773,7 +777,7 @@ static void mwifiex_cleanup_rxq_ring(struct mwifiex_adapter *adapter) if (card->rx_buf_list[i]) { skb = card->rx_buf_list[i]; mwifiex_unmap_pci_memory(adapter, skb, - PCI_DMA_FROMDEVICE); + DMA_FROM_DEVICE); dev_kfree_skb_any(skb); } memset(desc2, 0, sizeof(*desc2)); @@ -782,7 +786,7 @@ static void mwifiex_cleanup_rxq_ring(struct mwifiex_adapter *adapter) if (card->rx_buf_list[i]) { skb = card->rx_buf_list[i]; mwifiex_unmap_pci_memory(adapter, skb, - PCI_DMA_FROMDEVICE); + DMA_FROM_DEVICE); dev_kfree_skb_any(skb); } memset(desc, 0, sizeof(*desc)); @@ -808,7 +812,7 @@ static void mwifiex_cleanup_evt_ring(struct mwifiex_adapter *adapter) if (card->evt_buf_list[i]) { skb = card->evt_buf_list[i]; mwifiex_unmap_pci_memory(adapter, skb, - PCI_DMA_FROMDEVICE); + DMA_FROM_DEVICE); dev_kfree_skb_any(skb); } card->evt_buf_list[i] = NULL; @@ -849,9 +853,10 @@ static int mwifiex_pcie_create_txbd_ring(struct mwifiex_adapter *adapter) mwifiex_dbg(adapter, INFO, "info: txbd_ring: Allocating %d bytes\n", card->txbd_ring_size); - card->txbd_ring_vbase = pci_alloc_consistent(card->dev, - card->txbd_ring_size, - &card->txbd_ring_pbase); + card->txbd_ring_vbase = dma_alloc_coherent(&card->dev->dev, + card->txbd_ring_size, + &card->txbd_ring_pbase, + GFP_KERNEL); if (!card->txbd_ring_vbase) { mwifiex_dbg(adapter, ERROR, "allocate consistent memory (%d bytes) failed!\n", @@ -875,9 +880,9 @@ static int mwifiex_pcie_delete_txbd_ring(struct mwifiex_adapter *adapter) mwifiex_cleanup_txq_ring(adapter); if (card->txbd_ring_vbase) - pci_free_consistent(card->dev, card->txbd_ring_size, - card->txbd_ring_vbase, - card->txbd_ring_pbase); + dma_free_coherent(&card->dev->dev, card->txbd_ring_size, + card->txbd_ring_vbase, + card->txbd_ring_pbase); card->txbd_ring_size = 0; card->txbd_wrptr = 0; card->txbd_rdptr = 0 | reg->tx_rollover_ind; @@ -892,6 +897,7 @@ static int mwifiex_pcie_delete_txbd_ring(struct mwifiex_adapter *adapter) */ static int mwifiex_pcie_create_rxbd_ring(struct mwifiex_adapter *adapter) { + int ret; struct pcie_service_card *card = adapter->card; const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; @@ -913,9 +919,10 @@ static int mwifiex_pcie_create_rxbd_ring(struct mwifiex_adapter *adapter) mwifiex_dbg(adapter, INFO, "info: rxbd_ring: Allocating %d bytes\n", card->rxbd_ring_size); - card->rxbd_ring_vbase = pci_alloc_consistent(card->dev, - card->rxbd_ring_size, - &card->rxbd_ring_pbase); + card->rxbd_ring_vbase = dma_alloc_coherent(&card->dev->dev, + card->rxbd_ring_size, + &card->rxbd_ring_pbase, + GFP_KERNEL); if (!card->rxbd_ring_vbase) { mwifiex_dbg(adapter, ERROR, "allocate consistent memory (%d bytes) failed!\n", @@ -929,7 +936,10 @@ static int mwifiex_pcie_create_rxbd_ring(struct mwifiex_adapter *adapter) (u32)((u64)card->rxbd_ring_pbase >> 32), card->rxbd_ring_size); - return mwifiex_init_rxq_ring(adapter); + ret = mwifiex_init_rxq_ring(adapter); + if (ret) + mwifiex_pcie_delete_rxbd_ring(adapter); + return ret; } /* @@ -943,9 +953,9 @@ static int mwifiex_pcie_delete_rxbd_ring(struct mwifiex_adapter *adapter) mwifiex_cleanup_rxq_ring(adapter); if (card->rxbd_ring_vbase) - pci_free_consistent(card->dev, card->rxbd_ring_size, - card->rxbd_ring_vbase, - card->rxbd_ring_pbase); + dma_free_coherent(&card->dev->dev, card->rxbd_ring_size, + card->rxbd_ring_vbase, + card->rxbd_ring_pbase); card->rxbd_ring_size = 0; card->rxbd_wrptr = 0; card->rxbd_rdptr = 0 | reg->rx_rollover_ind; @@ -960,6 +970,7 @@ static int mwifiex_pcie_delete_rxbd_ring(struct mwifiex_adapter *adapter) */ static int mwifiex_pcie_create_evtbd_ring(struct mwifiex_adapter *adapter) { + int ret; struct pcie_service_card *card = adapter->card; const struct mwifiex_pcie_card_reg *reg = card->pcie.reg; @@ -977,9 +988,10 @@ static int mwifiex_pcie_create_evtbd_ring(struct mwifiex_adapter *adapter) mwifiex_dbg(adapter, INFO, "info: evtbd_ring: Allocating %d bytes\n", card->evtbd_ring_size); - card->evtbd_ring_vbase = pci_alloc_consistent(card->dev, - card->evtbd_ring_size, - &card->evtbd_ring_pbase); + card->evtbd_ring_vbase = dma_alloc_coherent(&card->dev->dev, + card->evtbd_ring_size, + &card->evtbd_ring_pbase, + GFP_KERNEL); if (!card->evtbd_ring_vbase) { mwifiex_dbg(adapter, ERROR, "allocate consistent memory (%d bytes) failed!\n", @@ -993,7 +1005,10 @@ static int mwifiex_pcie_create_evtbd_ring(struct mwifiex_adapter *adapter) (u32)((u64)card->evtbd_ring_pbase >> 32), card->evtbd_ring_size); - return mwifiex_pcie_init_evt_ring(adapter); + ret = mwifiex_pcie_init_evt_ring(adapter); + if (ret) + mwifiex_pcie_delete_evtbd_ring(adapter); + return ret; } /* @@ -1007,9 +1022,9 @@ static int mwifiex_pcie_delete_evtbd_ring(struct mwifiex_adapter *adapter) mwifiex_cleanup_evt_ring(adapter); if (card->evtbd_ring_vbase) - pci_free_consistent(card->dev, card->evtbd_ring_size, - card->evtbd_ring_vbase, - card->evtbd_ring_pbase); + dma_free_coherent(&card->dev->dev, card->evtbd_ring_size, + card->evtbd_ring_vbase, + card->evtbd_ring_pbase); card->evtbd_wrptr = 0; card->evtbd_rdptr = 0 | reg->evt_rollover_ind; card->evtbd_ring_size = 0; @@ -1036,7 +1051,7 @@ static int mwifiex_pcie_alloc_cmdrsp_buf(struct mwifiex_adapter *adapter) } skb_put(skb, MWIFIEX_UPLD_SIZE); if (mwifiex_map_pci_memory(adapter, skb, MWIFIEX_UPLD_SIZE, - PCI_DMA_FROMDEVICE)) { + DMA_FROM_DEVICE)) { kfree_skb(skb); return -1; } @@ -1060,14 +1075,14 @@ static int mwifiex_pcie_delete_cmdrsp_buf(struct mwifiex_adapter *adapter) if (card && card->cmdrsp_buf) { mwifiex_unmap_pci_memory(adapter, card->cmdrsp_buf, - PCI_DMA_FROMDEVICE); + DMA_FROM_DEVICE); dev_kfree_skb_any(card->cmdrsp_buf); card->cmdrsp_buf = NULL; } if (card && card->cmd_buf) { mwifiex_unmap_pci_memory(adapter, card->cmd_buf, - PCI_DMA_TODEVICE); + DMA_TO_DEVICE); dev_kfree_skb_any(card->cmd_buf); card->cmd_buf = NULL; } @@ -1080,22 +1095,22 @@ static int mwifiex_pcie_delete_cmdrsp_buf(struct mwifiex_adapter *adapter) static int mwifiex_pcie_alloc_sleep_cookie_buf(struct mwifiex_adapter *adapter) { struct pcie_service_card *card = adapter->card; - u32 tmp; + u32 *cookie; - card->sleep_cookie_vbase = pci_alloc_consistent(card->dev, sizeof(u32), - &card->sleep_cookie_pbase); + card->sleep_cookie_vbase = dma_alloc_coherent(&card->dev->dev, + sizeof(u32), + &card->sleep_cookie_pbase, + GFP_KERNEL); if (!card->sleep_cookie_vbase) { mwifiex_dbg(adapter, ERROR, "pci_alloc_consistent failed!\n"); return -ENOMEM; } + cookie = (u32 *)card->sleep_cookie_vbase; /* Init val of Sleep Cookie */ - tmp = FW_AWAKE_COOKIE; - put_unaligned(tmp, card->sleep_cookie_vbase); + *cookie = FW_AWAKE_COOKIE; - mwifiex_dbg(adapter, INFO, - "alloc_scook: sleep cookie=0x%x\n", - get_unaligned(card->sleep_cookie_vbase)); + mwifiex_dbg(adapter, INFO, "alloc_scook: sleep cookie=0x%x\n", *cookie); return 0; } @@ -1113,9 +1128,9 @@ static int mwifiex_pcie_delete_sleep_cookie_buf(struct mwifiex_adapter *adapter) card = adapter->card; if (card && card->sleep_cookie_vbase) { - pci_free_consistent(card->dev, sizeof(u32), - card->sleep_cookie_vbase, - card->sleep_cookie_pbase); + dma_free_coherent(&card->dev->dev, sizeof(u32), + card->sleep_cookie_vbase, + card->sleep_cookie_pbase); card->sleep_cookie_vbase = NULL; } @@ -1187,7 +1202,7 @@ static int mwifiex_pcie_send_data_complete(struct mwifiex_adapter *adapter) "SEND COMP: Detach skb %p at txbd_rdidx=%d\n", skb, wrdoneidx); mwifiex_unmap_pci_memory(adapter, skb, - PCI_DMA_TODEVICE); + DMA_TO_DEVICE); unmap_count++; @@ -1280,7 +1295,7 @@ mwifiex_pcie_send_data(struct mwifiex_adapter *adapter, struct sk_buff *skb, put_unaligned_le16(MWIFIEX_TYPE_DATA, payload + 2); if (mwifiex_map_pci_memory(adapter, skb, skb->len, - PCI_DMA_TODEVICE)) + DMA_TO_DEVICE)) return -1; wrindx = (card->txbd_wrptr & reg->tx_mask) >> reg->tx_start_ptr; @@ -1328,6 +1343,14 @@ mwifiex_pcie_send_data(struct mwifiex_adapter *adapter, struct sk_buff *skb, ret = -1; goto done_unmap; } + + /* The firmware (latest version 15.68.19.p21) of the 88W8897 PCIe+USB card + * seems to crash randomly after setting the TX ring write pointer when + * ASPM powersaving is enabled. A workaround seems to be keeping the bus + * busy by reading a random register afterwards. + */ + mwifiex_read_reg(adapter, PCI_VENDOR_ID, &rx_val); + if ((mwifiex_pcie_txbd_not_full(card)) && tx_param->next_pkt_len) { /* have more packets and TxBD still can hold more */ @@ -1362,7 +1385,7 @@ mwifiex_pcie_send_data(struct mwifiex_adapter *adapter, struct sk_buff *skb, return -EINPROGRESS; done_unmap: - mwifiex_unmap_pci_memory(adapter, skb, PCI_DMA_TODEVICE); + mwifiex_unmap_pci_memory(adapter, skb, DMA_TO_DEVICE); card->tx_buf_list[wrindx] = NULL; atomic_dec(&adapter->tx_hw_pending); if (reg->pfu_enabled) @@ -1416,7 +1439,7 @@ static int mwifiex_pcie_process_recv_data(struct mwifiex_adapter *adapter) if (!skb_data) return -ENOMEM; - mwifiex_unmap_pci_memory(adapter, skb_data, PCI_DMA_FROMDEVICE); + mwifiex_unmap_pci_memory(adapter, skb_data, DMA_FROM_DEVICE); card->rx_buf_list[rd_index] = NULL; /* Get data length from interface header - @@ -1454,7 +1477,7 @@ static int mwifiex_pcie_process_recv_data(struct mwifiex_adapter *adapter) if (mwifiex_map_pci_memory(adapter, skb_tmp, MWIFIEX_RX_DATA_BUF_SIZE, - PCI_DMA_FROMDEVICE)) + DMA_FROM_DEVICE)) return -1; buf_pa = MWIFIEX_SKB_DMA_ADDR(skb_tmp); @@ -1531,7 +1554,7 @@ mwifiex_pcie_send_boot_cmd(struct mwifiex_adapter *adapter, struct sk_buff *skb) return -1; } - if (mwifiex_map_pci_memory(adapter, skb, skb->len, PCI_DMA_TODEVICE)) + if (mwifiex_map_pci_memory(adapter, skb, skb->len, DMA_TO_DEVICE)) return -1; buf_pa = MWIFIEX_SKB_DMA_ADDR(skb); @@ -1543,7 +1566,7 @@ mwifiex_pcie_send_boot_cmd(struct mwifiex_adapter *adapter, struct sk_buff *skb) mwifiex_dbg(adapter, ERROR, "%s: failed to write download command to boot code.\n", __func__); - mwifiex_unmap_pci_memory(adapter, skb, PCI_DMA_TODEVICE); + mwifiex_unmap_pci_memory(adapter, skb, DMA_TO_DEVICE); return -1; } @@ -1555,7 +1578,7 @@ mwifiex_pcie_send_boot_cmd(struct mwifiex_adapter *adapter, struct sk_buff *skb) mwifiex_dbg(adapter, ERROR, "%s: failed to write download command to boot code.\n", __func__); - mwifiex_unmap_pci_memory(adapter, skb, PCI_DMA_TODEVICE); + mwifiex_unmap_pci_memory(adapter, skb, DMA_TO_DEVICE); return -1; } @@ -1564,7 +1587,7 @@ mwifiex_pcie_send_boot_cmd(struct mwifiex_adapter *adapter, struct sk_buff *skb) mwifiex_dbg(adapter, ERROR, "%s: failed to write command len to cmd_size scratch reg\n", __func__); - mwifiex_unmap_pci_memory(adapter, skb, PCI_DMA_TODEVICE); + mwifiex_unmap_pci_memory(adapter, skb, DMA_TO_DEVICE); return -1; } @@ -1573,7 +1596,7 @@ mwifiex_pcie_send_boot_cmd(struct mwifiex_adapter *adapter, struct sk_buff *skb) CPU_INTR_DOOR_BELL)) { mwifiex_dbg(adapter, ERROR, "%s: failed to assert door-bell intr\n", __func__); - mwifiex_unmap_pci_memory(adapter, skb, PCI_DMA_TODEVICE); + mwifiex_unmap_pci_memory(adapter, skb, DMA_TO_DEVICE); return -1; } @@ -1632,7 +1655,7 @@ mwifiex_pcie_send_cmd(struct mwifiex_adapter *adapter, struct sk_buff *skb) put_unaligned_le16((u16)skb->len, &payload[0]); put_unaligned_le16(MWIFIEX_TYPE_CMD, &payload[2]); - if (mwifiex_map_pci_memory(adapter, skb, skb->len, PCI_DMA_TODEVICE)) + if (mwifiex_map_pci_memory(adapter, skb, skb->len, DMA_TO_DEVICE)) return -1; card->cmd_buf = skb; @@ -1732,17 +1755,16 @@ static int mwifiex_pcie_process_cmd_complete(struct mwifiex_adapter *adapter) "info: Rx CMD Response\n"); if (adapter->curr_cmd) - mwifiex_unmap_pci_memory(adapter, skb, PCI_DMA_FROMDEVICE); + mwifiex_unmap_pci_memory(adapter, skb, DMA_FROM_DEVICE); else - pci_dma_sync_single_for_cpu(card->dev, - MWIFIEX_SKB_DMA_ADDR(skb), - MWIFIEX_UPLD_SIZE, - PCI_DMA_FROMDEVICE); + dma_sync_single_for_cpu(&card->dev->dev, + MWIFIEX_SKB_DMA_ADDR(skb), + MWIFIEX_UPLD_SIZE, DMA_FROM_DEVICE); /* Unmap the command as a response has been received. */ if (card->cmd_buf) { mwifiex_unmap_pci_memory(adapter, card->cmd_buf, - PCI_DMA_TODEVICE); + DMA_TO_DEVICE); dev_kfree_skb_any(card->cmd_buf); card->cmd_buf = NULL; } @@ -1753,10 +1775,10 @@ static int mwifiex_pcie_process_cmd_complete(struct mwifiex_adapter *adapter) if (!adapter->curr_cmd) { if (adapter->ps_state == PS_STATE_SLEEP_CFM) { - pci_dma_sync_single_for_device(card->dev, - MWIFIEX_SKB_DMA_ADDR(skb), - MWIFIEX_SLEEP_COOKIE_SIZE, - PCI_DMA_FROMDEVICE); + dma_sync_single_for_device(&card->dev->dev, + MWIFIEX_SKB_DMA_ADDR(skb), + MWIFIEX_SLEEP_COOKIE_SIZE, + DMA_FROM_DEVICE); if (mwifiex_write_reg(adapter, PCIE_CPU_INT_EVENT, CPU_INTR_SLEEP_CFM_DONE)) { @@ -1767,7 +1789,7 @@ static int mwifiex_pcie_process_cmd_complete(struct mwifiex_adapter *adapter) mwifiex_delay_for_sleep_cookie(adapter, MWIFIEX_MAX_DELAY_COUNT); mwifiex_unmap_pci_memory(adapter, skb, - PCI_DMA_FROMDEVICE); + DMA_FROM_DEVICE); skb_pull(skb, adapter->intf_hdr_len); while (reg->sleep_cookie && (count++ < 10) && mwifiex_pcie_ok_to_access_hw(adapter)) @@ -1783,7 +1805,7 @@ static int mwifiex_pcie_process_cmd_complete(struct mwifiex_adapter *adapter) min_t(u32, MWIFIEX_SIZE_OF_CMD_BUFFER, skb->len)); skb_push(skb, adapter->intf_hdr_len); if (mwifiex_map_pci_memory(adapter, skb, MWIFIEX_UPLD_SIZE, - PCI_DMA_FROMDEVICE)) + DMA_FROM_DEVICE)) return -1; } else if (mwifiex_pcie_ok_to_access_hw(adapter)) { skb_pull(skb, adapter->intf_hdr_len); @@ -1825,7 +1847,7 @@ static int mwifiex_pcie_cmdrsp_complete(struct mwifiex_adapter *adapter, card->cmdrsp_buf = skb; skb_push(card->cmdrsp_buf, adapter->intf_hdr_len); if (mwifiex_map_pci_memory(adapter, skb, MWIFIEX_UPLD_SIZE, - PCI_DMA_FROMDEVICE)) + DMA_FROM_DEVICE)) return -1; } @@ -1880,7 +1902,7 @@ static int mwifiex_pcie_process_event_ready(struct mwifiex_adapter *adapter) mwifiex_dbg(adapter, INFO, "info: Read Index: %d\n", rdptr); skb_cmd = card->evt_buf_list[rdptr]; - mwifiex_unmap_pci_memory(adapter, skb_cmd, PCI_DMA_FROMDEVICE); + mwifiex_unmap_pci_memory(adapter, skb_cmd, DMA_FROM_DEVICE); /* Take the pointer and set it to event pointer in adapter and will return back after event handling callback */ @@ -1960,7 +1982,7 @@ static int mwifiex_pcie_event_complete(struct mwifiex_adapter *adapter, skb_put(skb, MAX_EVENT_SIZE - skb->len); if (mwifiex_map_pci_memory(adapter, skb, MAX_EVENT_SIZE, - PCI_DMA_FROMDEVICE)) + DMA_FROM_DEVICE)) return -1; card->evt_buf_list[rdptr] = skb; desc = card->evtbd_ring[rdptr]; @@ -2242,7 +2264,7 @@ static int mwifiex_prog_fw_w_helper(struct mwifiex_adapter *adapter, "interrupt status during fw dnld.\n", __func__); mwifiex_unmap_pci_memory(adapter, skb, - PCI_DMA_TODEVICE); + DMA_TO_DEVICE); ret = -1; goto done; } @@ -2254,12 +2276,12 @@ static int mwifiex_prog_fw_w_helper(struct mwifiex_adapter *adapter, mwifiex_dbg(adapter, ERROR, "%s: Card failed to ACK download\n", __func__); mwifiex_unmap_pci_memory(adapter, skb, - PCI_DMA_TODEVICE); + DMA_TO_DEVICE); ret = -1; goto done; } - mwifiex_unmap_pci_memory(adapter, skb, PCI_DMA_TODEVICE); + mwifiex_unmap_pci_memory(adapter, skb, DMA_TO_DEVICE); offset += txlen; } while (true); @@ -2929,14 +2951,13 @@ static int mwifiex_init_pcie(struct mwifiex_adapter *adapter) pci_set_master(pdev); - pr_notice("try set_consistent_dma_mask(32)\n"); - ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); + ret = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32)); if (ret) { - pr_err("set_dma_mask(32) failed\n"); + pr_err("set_dma_mask(32) failed: %d\n", ret); goto err_set_dma_mask; } - ret = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)); + ret = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32)); if (ret) { pr_err("set_consistent_dma_mask(64) failed\n"); goto err_set_dma_mask; @@ -3000,7 +3021,19 @@ static void mwifiex_cleanup_pcie(struct mwifiex_adapter *adapter) int ret; u32 fw_status; - cancel_work_sync(&card->work); + /* Perform the cancel_work_sync() only when we're not resetting + * the card. It's because that function never returns if we're + * in reset path. If we're here when resetting the card, it means + * that we failed to reset the card (reset failure path). + */ + if (!card->pci_reset_ongoing) { + mwifiex_dbg(adapter, MSG, "performing cancel_work_sync()...\n"); + cancel_work_sync(&card->work); + mwifiex_dbg(adapter, MSG, "cancel_work_sync() done\n"); + } else { + mwifiex_dbg(adapter, MSG, + "skipped cancel_work_sync() because we're in card reset failure path\n"); + } ret = mwifiex_read_reg(adapter, reg->fw_status, &fw_status); if (fw_status == FIRMWARE_READY_PCIE) { diff --git a/drivers/net/wireless/marvell/mwifiex/pcie.h b/drivers/net/wireless/marvell/mwifiex/pcie.h index f7ce9b6db6b4..72d0c01ff359 100644 --- a/drivers/net/wireless/marvell/mwifiex/pcie.h +++ b/drivers/net/wireless/marvell/mwifiex/pcie.h @@ -391,6 +391,8 @@ struct pcie_service_card { struct mwifiex_msix_context share_irq_ctx; struct work_struct work; unsigned long work_flags; + + bool pci_reset_ongoing; }; static inline int diff --git a/drivers/net/wireless/marvell/mwifiex/scan.c b/drivers/net/wireless/marvell/mwifiex/scan.c index 85d6d5f3dce5..4f0e78ae3dbd 100644 --- a/drivers/net/wireless/marvell/mwifiex/scan.c +++ b/drivers/net/wireless/marvell/mwifiex/scan.c @@ -1895,7 +1895,7 @@ mwifiex_parse_single_response_buf(struct mwifiex_private *priv, u8 **bss_info, chan, CFG80211_BSS_FTYPE_UNKNOWN, bssid, timestamp, cap_info_bitmap, beacon_period, - ie_buf, ie_len, rssi, GFP_KERNEL); + ie_buf, ie_len, rssi, GFP_ATOMIC); if (bss) { bss_priv = (struct mwifiex_bss_priv *)bss->priv; bss_priv->band = band; @@ -2208,9 +2208,9 @@ int mwifiex_ret_802_11_scan(struct mwifiex_private *priv, if (nd_config) { adapter->nd_info = - kzalloc(sizeof(struct cfg80211_wowlan_nd_match) + - sizeof(struct cfg80211_wowlan_nd_match *) * - scan_rsp->number_of_sets, GFP_ATOMIC); + kzalloc(struct_size(adapter->nd_info, matches, + scan_rsp->number_of_sets), + GFP_ATOMIC); if (adapter->nd_info) adapter->nd_info->n_matches = scan_rsp->number_of_sets; diff --git a/drivers/net/wireless/marvell/mwifiex/sdio.c b/drivers/net/wireless/marvell/mwifiex/sdio.c index bfbe3aa058d9..a484dc6ad30d 100644 --- a/drivers/net/wireless/marvell/mwifiex/sdio.c +++ b/drivers/net/wireless/marvell/mwifiex/sdio.c @@ -58,6 +58,7 @@ static struct memory_type_mapping mem_type_mapping_tbl[] = { }; static const struct of_device_id mwifiex_sdio_of_match_table[] = { + { .compatible = "marvell,sd8787" }, { .compatible = "marvell,sd8897" }, { .compatible = "marvell,sd8997" }, { } @@ -1985,6 +1986,8 @@ error: kfree(card->mpa_rx.buf); card->mpa_tx.buf_size = 0; card->mpa_rx.buf_size = 0; + card->mpa_tx.buf = NULL; + card->mpa_rx.buf = NULL; } return ret; diff --git a/drivers/net/wireless/marvell/mwifiex/sta_rx.c b/drivers/net/wireless/marvell/mwifiex/sta_rx.c index 00fcbda09349..346e91b9f2ad 100644 --- a/drivers/net/wireless/marvell/mwifiex/sta_rx.c +++ b/drivers/net/wireless/marvell/mwifiex/sta_rx.c @@ -98,12 +98,23 @@ int mwifiex_process_rx_packet(struct mwifiex_private *priv, rx_pkt_len = le16_to_cpu(local_rx_pd->rx_pkt_length); rx_pkt_hdr = (void *)local_rx_pd + rx_pkt_off; - if ((!memcmp(&rx_pkt_hdr->rfc1042_hdr, bridge_tunnel_header, - sizeof(bridge_tunnel_header))) || - (!memcmp(&rx_pkt_hdr->rfc1042_hdr, rfc1042_header, - sizeof(rfc1042_header)) && - ntohs(rx_pkt_hdr->rfc1042_hdr.snap_type) != ETH_P_AARP && - ntohs(rx_pkt_hdr->rfc1042_hdr.snap_type) != ETH_P_IPX)) { + if (sizeof(rx_pkt_hdr->eth803_hdr) + sizeof(rfc1042_header) + + rx_pkt_off > skb->len) { + mwifiex_dbg(priv->adapter, ERROR, + "wrong rx packet offset: len=%d, rx_pkt_off=%d\n", + skb->len, rx_pkt_off); + priv->stats.rx_dropped++; + dev_kfree_skb_any(skb); + return -1; + } + + if (sizeof(*rx_pkt_hdr) + rx_pkt_off <= skb->len && + ((!memcmp(&rx_pkt_hdr->rfc1042_hdr, bridge_tunnel_header, + sizeof(bridge_tunnel_header))) || + (!memcmp(&rx_pkt_hdr->rfc1042_hdr, rfc1042_header, + sizeof(rfc1042_header)) && + ntohs(rx_pkt_hdr->rfc1042_hdr.snap_type) != ETH_P_AARP && + ntohs(rx_pkt_hdr->rfc1042_hdr.snap_type) != ETH_P_IPX))) { /* * Replace the 803 header and rfc1042 header (llc/snap) with an * EthernetII header, keep the src/dst and snap_type @@ -203,7 +214,8 @@ int mwifiex_process_sta_rx_packet(struct mwifiex_private *priv, rx_pkt_hdr = (void *)local_rx_pd + rx_pkt_offset; - if ((rx_pkt_offset + rx_pkt_length) > (u16) skb->len) { + if ((rx_pkt_offset + rx_pkt_length) > skb->len || + sizeof(rx_pkt_hdr->eth803_hdr) + rx_pkt_offset > skb->len) { mwifiex_dbg(adapter, ERROR, "wrong rx packet: len=%d, rx_pkt_offset=%d, rx_pkt_length=%d\n", skb->len, rx_pkt_offset, rx_pkt_length); diff --git a/drivers/net/wireless/marvell/mwifiex/tdls.c b/drivers/net/wireless/marvell/mwifiex/tdls.c index b6b7bbe168eb..12cfc95f0259 100644 --- a/drivers/net/wireless/marvell/mwifiex/tdls.c +++ b/drivers/net/wireless/marvell/mwifiex/tdls.c @@ -737,6 +737,7 @@ mwifiex_construct_tdls_action_frame(struct mwifiex_private *priv, int ret; u16 capab; struct ieee80211_ht_cap *ht_cap; + unsigned int extra; u8 radio, *pos; capab = priv->curr_bss_params.bss_descriptor.cap_info_bitmap; @@ -755,7 +756,10 @@ mwifiex_construct_tdls_action_frame(struct mwifiex_private *priv, switch (action_code) { case WLAN_PUB_ACTION_TDLS_DISCOVER_RES: - skb_put(skb, sizeof(mgmt->u.action.u.tdls_discover_resp) + 1); + /* See the layout of 'struct ieee80211_mgmt'. */ + extra = sizeof(mgmt->u.action.u.tdls_discover_resp) + + sizeof(mgmt->u.action.category); + skb_put(skb, extra); mgmt->u.action.category = WLAN_CATEGORY_PUBLIC; mgmt->u.action.u.tdls_discover_resp.action_code = WLAN_PUB_ACTION_TDLS_DISCOVER_RES; @@ -764,8 +768,7 @@ mwifiex_construct_tdls_action_frame(struct mwifiex_private *priv, mgmt->u.action.u.tdls_discover_resp.capability = cpu_to_le16(capab); /* move back for addr4 */ - memmove(pos + ETH_ALEN, &mgmt->u.action.category, - sizeof(mgmt->u.action.u.tdls_discover_resp)); + memmove(pos + ETH_ALEN, &mgmt->u.action, extra); /* init address 4 */ memcpy(pos, bc_addr, ETH_ALEN); diff --git a/drivers/net/wireless/marvell/mwifiex/uap_cmd.c b/drivers/net/wireless/marvell/mwifiex/uap_cmd.c index 0939a8c8f3ab..1ab253c97c14 100644 --- a/drivers/net/wireless/marvell/mwifiex/uap_cmd.c +++ b/drivers/net/wireless/marvell/mwifiex/uap_cmd.c @@ -479,6 +479,7 @@ void mwifiex_config_uap_11d(struct mwifiex_private *priv, static int mwifiex_uap_bss_param_prepare(u8 *tlv, void *cmd_buf, u16 *param_size) { + struct host_cmd_tlv_mac_addr *mac_tlv; struct host_cmd_tlv_dtim_period *dtim_period; struct host_cmd_tlv_beacon_period *beacon_period; struct host_cmd_tlv_ssid *ssid; @@ -498,6 +499,13 @@ mwifiex_uap_bss_param_prepare(u8 *tlv, void *cmd_buf, u16 *param_size) int i; u16 cmd_size = *param_size; + mac_tlv = (struct host_cmd_tlv_mac_addr *)tlv; + mac_tlv->header.type = cpu_to_le16(TLV_TYPE_UAP_MAC_ADDRESS); + mac_tlv->header.len = cpu_to_le16(ETH_ALEN); + memcpy(mac_tlv->mac_addr, bss_cfg->mac_addr, ETH_ALEN); + cmd_size += sizeof(struct host_cmd_tlv_mac_addr); + tlv += sizeof(struct host_cmd_tlv_mac_addr); + if (bss_cfg->ssid.ssid_len) { ssid = (struct host_cmd_tlv_ssid *)tlv; ssid->header.type = cpu_to_le16(TLV_TYPE_UAP_SSID); diff --git a/drivers/net/wireless/marvell/mwifiex/uap_txrx.c b/drivers/net/wireless/marvell/mwifiex/uap_txrx.c index 5ce85d5727e4..987057af00fb 100644 --- a/drivers/net/wireless/marvell/mwifiex/uap_txrx.c +++ b/drivers/net/wireless/marvell/mwifiex/uap_txrx.c @@ -116,6 +116,16 @@ static void mwifiex_uap_queue_bridged_pkt(struct mwifiex_private *priv, return; } + if (sizeof(*rx_pkt_hdr) + + le16_to_cpu(uap_rx_pd->rx_pkt_offset) > skb->len) { + mwifiex_dbg(adapter, ERROR, + "wrong rx packet offset: len=%d,rx_pkt_offset=%d\n", + skb->len, le16_to_cpu(uap_rx_pd->rx_pkt_offset)); + priv->stats.rx_dropped++; + dev_kfree_skb_any(skb); + return; + } + if ((!memcmp(&rx_pkt_hdr->rfc1042_hdr, bridge_tunnel_header, sizeof(bridge_tunnel_header))) || (!memcmp(&rx_pkt_hdr->rfc1042_hdr, rfc1042_header, @@ -256,7 +266,15 @@ int mwifiex_handle_uap_rx_forward(struct mwifiex_private *priv, if (is_multicast_ether_addr(ra)) { skb_uap = skb_copy(skb, GFP_ATOMIC); - mwifiex_uap_queue_bridged_pkt(priv, skb_uap); + if (likely(skb_uap)) { + mwifiex_uap_queue_bridged_pkt(priv, skb_uap); + } else { + mwifiex_dbg(adapter, ERROR, + "failed to copy skb for uAP\n"); + priv->stats.rx_dropped++; + dev_kfree_skb_any(skb); + return -1; + } } else { if (mwifiex_get_sta_entry(priv, ra)) { /* Requeue Intra-BSS packet */ @@ -385,6 +403,16 @@ int mwifiex_process_uap_rx_packet(struct mwifiex_private *priv, rx_pkt_type = le16_to_cpu(uap_rx_pd->rx_pkt_type); rx_pkt_hdr = (void *)uap_rx_pd + le16_to_cpu(uap_rx_pd->rx_pkt_offset); + if (le16_to_cpu(uap_rx_pd->rx_pkt_offset) + + sizeof(rx_pkt_hdr->eth803_hdr) > skb->len) { + mwifiex_dbg(adapter, ERROR, + "wrong rx packet for struct ethhdr: len=%d, offset=%d\n", + skb->len, le16_to_cpu(uap_rx_pd->rx_pkt_offset)); + priv->stats.rx_dropped++; + dev_kfree_skb_any(skb); + return 0; + } + ether_addr_copy(ta, rx_pkt_hdr->eth803_hdr.h_source); if ((le16_to_cpu(uap_rx_pd->rx_pkt_offset) + diff --git a/drivers/net/wireless/marvell/mwifiex/usb.c b/drivers/net/wireless/marvell/mwifiex/usb.c index d445acc4786b..90490d2c6d17 100644 --- a/drivers/net/wireless/marvell/mwifiex/usb.c +++ b/drivers/net/wireless/marvell/mwifiex/usb.c @@ -130,7 +130,8 @@ static int mwifiex_usb_recv(struct mwifiex_adapter *adapter, default: mwifiex_dbg(adapter, ERROR, "unknown recv_type %#x\n", recv_type); - return -1; + ret = -1; + goto exit_restore_skb; } break; case MWIFIEX_USB_EP_DATA: @@ -505,6 +506,22 @@ static int mwifiex_usb_probe(struct usb_interface *intf, } } + switch (card->usb_boot_state) { + case USB8XXX_FW_DNLD: + /* Reject broken descriptors. */ + if (!card->rx_cmd_ep || !card->tx_cmd_ep) + return -ENODEV; + if (card->bulk_out_maxpktsize == 0) + return -ENODEV; + break; + case USB8XXX_FW_READY: + /* Assume the driver can handle missing endpoints for now. */ + break; + default: + WARN_ON(1); + return -ENODEV; + } + usb_set_intfdata(intf, card); ret = mwifiex_add_card(card, &card->fw_done, &usb_ops, @@ -1355,7 +1372,8 @@ static void mwifiex_usb_cleanup_tx_aggr(struct mwifiex_adapter *adapter) skb_dequeue(&port->tx_aggr.aggr_list))) mwifiex_write_data_complete(adapter, skb_tmp, 0, -1); - del_timer_sync(&port->tx_aggr.timer_cnxt.hold_timer); + if (port->tx_aggr.timer_cnxt.hold_timer.function) + del_timer_sync(&port->tx_aggr.timer_cnxt.hold_timer); port->tx_aggr.timer_cnxt.is_hold_timer_set = false; port->tx_aggr.timer_cnxt.hold_tmo_msecs = 0; } diff --git a/drivers/net/wireless/marvell/mwifiex/util.c b/drivers/net/wireless/marvell/mwifiex/util.c index f9b71539d33e..c45f72779d08 100644 --- a/drivers/net/wireless/marvell/mwifiex/util.c +++ b/drivers/net/wireless/marvell/mwifiex/util.c @@ -405,11 +405,15 @@ mwifiex_process_mgmt_packet(struct mwifiex_private *priv, } rx_pd = (struct rxpd *)skb->data; + pkt_len = le16_to_cpu(rx_pd->rx_pkt_length); + if (pkt_len < sizeof(struct ieee80211_hdr) + sizeof(pkt_len)) { + mwifiex_dbg(priv->adapter, ERROR, "invalid rx_pkt_length"); + return -1; + } skb_pull(skb, le16_to_cpu(rx_pd->rx_pkt_offset)); skb_pull(skb, sizeof(pkt_len)); - - pkt_len = le16_to_cpu(rx_pd->rx_pkt_length); + pkt_len -= sizeof(pkt_len); ieee_hdr = (void *)skb->data; if (ieee80211_is_mgmt(ieee_hdr->frame_control)) { @@ -422,7 +426,7 @@ mwifiex_process_mgmt_packet(struct mwifiex_private *priv, skb->data + sizeof(struct ieee80211_hdr), pkt_len - sizeof(struct ieee80211_hdr)); - pkt_len -= ETH_ALEN + sizeof(pkt_len); + pkt_len -= ETH_ALEN; rx_pd->rx_pkt_length = cpu_to_le16(pkt_len); cfg80211_rx_mgmt(&priv->wdev, priv->roc_cfg.chan.center_freq, diff --git a/drivers/net/wireless/marvell/mwl8k.c b/drivers/net/wireless/marvell/mwl8k.c index ffc565ac2192..ee842797570b 100644 --- a/drivers/net/wireless/marvell/mwl8k.c +++ b/drivers/net/wireless/marvell/mwl8k.c @@ -1469,6 +1469,7 @@ static int mwl8k_txq_init(struct ieee80211_hw *hw, int index) txq->skb = kcalloc(MWL8K_TX_DESCS, sizeof(*txq->skb), GFP_KERNEL); if (txq->skb == NULL) { pci_free_consistent(priv->pdev, size, txq->txd, txq->txd_dma); + txq->txd = NULL; return -ENOMEM; } @@ -5792,8 +5793,8 @@ static void mwl8k_fw_state_machine(const struct firmware *fw, void *context) fail: priv->fw_state = FW_STATE_ERROR; complete(&priv->firmware_loading_complete); - device_release_driver(&priv->pdev->dev); mwl8k_release_firmware(priv); + device_release_driver(&priv->pdev->dev); } #define MAX_RESTART_ATTEMPTS 1 diff --git a/drivers/net/wireless/mediatek/mt76/dma.c b/drivers/net/wireless/mediatek/mt76/dma.c index cc6840377bc2..57866c1e9c98 100644 --- a/drivers/net/wireless/mediatek/mt76/dma.c +++ b/drivers/net/wireless/mediatek/mt76/dma.c @@ -393,22 +393,27 @@ static void mt76_add_fragment(struct mt76_dev *dev, struct mt76_queue *q, void *data, int len, bool more) { - struct page *page = virt_to_head_page(data); - int offset = data - page_address(page); struct sk_buff *skb = q->rx_head; struct skb_shared_info *shinfo = skb_shinfo(skb); + int nr_frags = shinfo->nr_frags; - if (shinfo->nr_frags < ARRAY_SIZE(shinfo->frags)) { - offset += q->buf_offset; - skb_add_rx_frag(skb, shinfo->nr_frags, page, offset, len, - q->buf_size); + if (nr_frags < ARRAY_SIZE(shinfo->frags)) { + struct page *page = virt_to_head_page(data); + int offset = data - page_address(page) + q->buf_offset; + + skb_add_rx_frag(skb, nr_frags, page, offset, len, q->buf_size); + } else { + skb_free_frag(data); } if (more) return; q->rx_head = NULL; - dev->drv->rx_skb(dev, q - dev->q_rx, skb); + if (nr_frags < ARRAY_SIZE(shinfo->frags)) + dev->drv->rx_skb(dev, q - dev->q_rx, skb); + else + dev_kfree_skb(skb); } static int diff --git a/drivers/net/wireless/mediatek/mt76/mac80211.c b/drivers/net/wireless/mediatek/mt76/mac80211.c index 1b5abd4816ed..203b888f38d8 100644 --- a/drivers/net/wireless/mediatek/mt76/mac80211.c +++ b/drivers/net/wireless/mediatek/mt76/mac80211.c @@ -114,6 +114,7 @@ static int mt76_led_init(struct mt76_dev *dev) if (!of_property_read_u32(np, "led-sources", &led_pin)) dev->led_pin = led_pin; dev->led_al = of_property_read_bool(np, "led-active-low"); + of_node_put(np); } return devm_led_classdev_register(dev->dev, &dev->led_cdev); diff --git a/drivers/net/wireless/mediatek/mt76/mt76x2_pci.c b/drivers/net/wireless/mediatek/mt76/mt76x2_pci.c index 26cfda24ce08..e26947f89299 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x2_pci.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x2_pci.c @@ -73,7 +73,7 @@ mt76pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) mt76_rmw_field(dev, 0x15a10, 0x1f << 16, 0x9); /* RG_SSUSB_G1_CDR_BIC_LTR = 0xf */ - mt76_rmw_field(dev, 0x15a0c, 0xf << 28, 0xf); + mt76_rmw_field(dev, 0x15a0c, 0xfU << 28, 0xf); /* RG_SSUSB_CDR_BR_PE1D = 0x3 */ mt76_rmw_field(dev, 0x15c58, 0x3 << 6, 0x3); diff --git a/drivers/net/wireless/mediatek/mt7601u/dma.c b/drivers/net/wireless/mediatek/mt7601u/dma.c index 47cebb2ec05c..5aacabd32923 100644 --- a/drivers/net/wireless/mediatek/mt7601u/dma.c +++ b/drivers/net/wireless/mediatek/mt7601u/dma.c @@ -160,8 +160,7 @@ mt7601u_rx_process_entry(struct mt7601u_dev *dev, struct mt7601u_dma_buf_rx *e) if (new_p) { /* we have one extra ref from the allocator */ - __free_pages(e->p, MT_RX_ORDER); - + put_page(e->p); e->p = new_p; } } @@ -318,7 +317,6 @@ static int mt7601u_dma_submit_tx(struct mt7601u_dev *dev, } e = &q->e[q->end]; - e->skb = skb; usb_fill_bulk_urb(e->urb, usb_dev, snd_pipe, skb->data, skb->len, mt7601u_complete_tx, q); ret = usb_submit_urb(e->urb, GFP_ATOMIC); @@ -336,6 +334,7 @@ static int mt7601u_dma_submit_tx(struct mt7601u_dev *dev, q->end = (q->end + 1) % q->entries; q->used++; + e->skb = skb; if (q->used >= q->entries) ieee80211_stop_queue(dev->hw, skb_get_queue_mapping(skb)); diff --git a/drivers/net/wireless/mediatek/mt7601u/eeprom.c b/drivers/net/wireless/mediatek/mt7601u/eeprom.c index 76117b402880..6ab1035e4a12 100644 --- a/drivers/net/wireless/mediatek/mt7601u/eeprom.c +++ b/drivers/net/wireless/mediatek/mt7601u/eeprom.c @@ -107,7 +107,7 @@ mt7601u_has_tssi(struct mt7601u_dev *dev, u8 *eeprom) { u16 nic_conf1 = get_unaligned_le16(eeprom + MT_EE_NIC_CONF_1); - return ~nic_conf1 && (nic_conf1 & MT_EE_NIC_CONF_1_TX_ALC_EN); + return (u16)~nic_conf1 && (nic_conf1 & MT_EE_NIC_CONF_1_TX_ALC_EN); } static void diff --git a/drivers/net/wireless/mediatek/mt7601u/usb.c b/drivers/net/wireless/mediatek/mt7601u/usb.c index d8b7863f7926..11fef99093a7 100644 --- a/drivers/net/wireless/mediatek/mt7601u/usb.c +++ b/drivers/net/wireless/mediatek/mt7601u/usb.c @@ -34,6 +34,7 @@ static const struct usb_device_id mt7601u_device_table[] = { { USB_DEVICE(0x2717, 0x4106) }, { USB_DEVICE(0x2955, 0x0001) }, { USB_DEVICE(0x2955, 0x1001) }, + { USB_DEVICE(0x2955, 0x1003) }, { USB_DEVICE(0x2a5f, 0x1000) }, { USB_DEVICE(0x7392, 0x7710) }, { 0, } diff --git a/drivers/net/wireless/quantenna/qtnfmac/commands.c b/drivers/net/wireless/quantenna/qtnfmac/commands.c index 734844b34c26..dd473b206f12 100644 --- a/drivers/net/wireless/quantenna/qtnfmac/commands.c +++ b/drivers/net/wireless/quantenna/qtnfmac/commands.c @@ -894,6 +894,7 @@ int qtnf_cmd_send_del_intf(struct qtnf_vif *vif) default: pr_warn("VIF%u.%u: unsupported iftype %d\n", vif->mac->macid, vif->vifid, vif->wdev.iftype); + dev_kfree_skb(cmd_skb); ret = -EINVAL; goto out; } @@ -2212,6 +2213,7 @@ int qtnf_cmd_send_change_sta(struct qtnf_vif *vif, const u8 *mac, break; default: pr_err("unsupported iftype %d\n", vif->wdev.iftype); + dev_kfree_skb(cmd_skb); ret = -EINVAL; goto out; } diff --git a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c index a567bc273ffc..c9fa56b721b2 100644 --- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c @@ -3658,7 +3658,10 @@ static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev, rt2800_bbp_write(rt2x00dev, 62, 0x37 - rt2x00dev->lna_gain); rt2800_bbp_write(rt2x00dev, 63, 0x37 - rt2x00dev->lna_gain); rt2800_bbp_write(rt2x00dev, 64, 0x37 - rt2x00dev->lna_gain); - rt2800_bbp_write(rt2x00dev, 86, 0); + if (rt2x00_rt(rt2x00dev, RT6352)) + rt2800_bbp_write(rt2x00dev, 86, 0x38); + else + rt2800_bbp_write(rt2x00dev, 86, 0); } if (rf->channel <= 14) { @@ -3838,7 +3841,8 @@ static void rt2800_config_channel(struct rt2x00_dev *rt2x00dev, reg += 2 * rt2x00dev->lna_gain; rt2800_bbp_write_with_rx_chain(rt2x00dev, 66, reg); - rt2800_iq_calibrate(rt2x00dev, rf->channel); + if (rt2x00_rt(rt2x00dev, RT5592)) + rt2800_iq_calibrate(rt2x00dev, rf->channel); } bbp = rt2800_bbp_read(rt2x00dev, 4); @@ -5317,7 +5321,7 @@ static int rt2800_init_registers(struct rt2x00_dev *rt2x00dev) rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000404); } else if (rt2x00_rt(rt2x00dev, RT6352)) { rt2800_register_write(rt2x00dev, TX_SW_CFG0, 0x00000401); - rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x000C0000); + rt2800_register_write(rt2x00dev, TX_SW_CFG1, 0x000C0001); rt2800_register_write(rt2x00dev, TX_SW_CFG2, 0x00000000); rt2800_register_write(rt2x00dev, MIMO_PS_CFG, 0x00000002); rt2800_register_write(rt2x00dev, TX_PIN_CFG, 0x00150F0F); @@ -5569,6 +5573,27 @@ static int rt2800_init_registers(struct rt2x00_dev *rt2x00dev) reg = rt2800_register_read(rt2x00dev, US_CYC_CNT); rt2x00_set_field32(®, US_CYC_CNT_CLOCK_CYCLE, 125); rt2800_register_write(rt2x00dev, US_CYC_CNT, reg); + } else if (rt2x00_is_soc(rt2x00dev)) { + struct clk *clk = clk_get_sys("bus", NULL); + int rate; + + if (IS_ERR(clk)) { + clk = clk_get_sys("cpu", NULL); + + if (IS_ERR(clk)) { + rate = 125; + } else { + rate = clk_get_rate(clk) / 3000000; + clk_put(clk); + } + } else { + rate = clk_get_rate(clk) / 1000000; + clk_put(clk); + } + + reg = rt2800_register_read(rt2x00dev, US_CYC_CNT); + rt2x00_set_field32(®, US_CYC_CNT_CLOCK_CYCLE, rate); + rt2800_register_write(rt2x00dev, US_CYC_CNT, reg); } reg = rt2800_register_read(rt2x00dev, HT_FBK_CFG0); diff --git a/drivers/net/wireless/ray_cs.c b/drivers/net/wireless/ray_cs.c index 08c607c031bc..edc990d09978 100644 --- a/drivers/net/wireless/ray_cs.c +++ b/drivers/net/wireless/ray_cs.c @@ -282,13 +282,14 @@ static int ray_probe(struct pcmcia_device *p_dev) { ray_dev_t *local; struct net_device *dev; + int ret; dev_dbg(&p_dev->dev, "ray_attach()\n"); /* Allocate space for private device-specific data */ dev = alloc_etherdev(sizeof(ray_dev_t)); if (!dev) - goto fail_alloc_dev; + return -ENOMEM; local = netdev_priv(dev); local->finder = p_dev; @@ -325,11 +326,16 @@ static int ray_probe(struct pcmcia_device *p_dev) timer_setup(&local->timer, NULL, 0); this_device = p_dev; - return ray_config(p_dev); + ret = ray_config(p_dev); + if (ret) + goto err_free_dev; + + return 0; -fail_alloc_dev: - return -ENOMEM; -} /* ray_attach */ +err_free_dev: + free_netdev(dev); + return ret; +} static void ray_detach(struct pcmcia_device *link) { @@ -394,6 +400,8 @@ static int ray_config(struct pcmcia_device *link) goto failed; local->sram = ioremap(link->resource[2]->start, resource_size(link->resource[2])); + if (!local->sram) + goto failed; /*** Set up 16k window for shared memory (receive buffer) ***************/ link->resource[3]->flags |= @@ -408,6 +416,8 @@ static int ray_config(struct pcmcia_device *link) goto failed; local->rmem = ioremap(link->resource[3]->start, resource_size(link->resource[3])); + if (!local->rmem) + goto failed; /*** Set up window for attribute memory ***********************************/ link->resource[4]->flags |= @@ -422,6 +432,8 @@ static int ray_config(struct pcmcia_device *link) goto failed; local->amem = ioremap(link->resource[4]->start, resource_size(link->resource[4])); + if (!local->amem) + goto failed; dev_dbg(&link->dev, "ray_config sram=%p\n", local->sram); dev_dbg(&link->dev, "ray_config rmem=%p\n", local->rmem); @@ -1645,38 +1657,34 @@ static void authenticate_timeout(struct timer_list *t) /*===========================================================================*/ static int parse_addr(char *in_str, UCHAR *out) { + int i, k; int len; - int i, j, k; - int status; if (in_str == NULL) return 0; - if ((len = strlen(in_str)) < 2) + len = strnlen(in_str, ADDRLEN * 2 + 1) - 1; + if (len < 1) return 0; memset(out, 0, ADDRLEN); - status = 1; - j = len - 1; - if (j > 12) - j = 12; i = 5; - while (j > 0) { - if ((k = hex_to_bin(in_str[j--])) != -1) + while (len > 0) { + if ((k = hex_to_bin(in_str[len--])) != -1) out[i] = k; else return 0; - if (j == 0) + if (len == 0) break; - if ((k = hex_to_bin(in_str[j--])) != -1) + if ((k = hex_to_bin(in_str[len--])) != -1) out[i] += k << 4; else return 0; if (!i--) break; } - return status; + return 1; } /*===========================================================================*/ diff --git a/drivers/net/wireless/realtek/rtl818x/rtl8180/dev.c b/drivers/net/wireless/realtek/rtl818x/rtl8180/dev.c index 225c1c8851cc..77bf8a601ca4 100644 --- a/drivers/net/wireless/realtek/rtl818x/rtl8180/dev.c +++ b/drivers/net/wireless/realtek/rtl818x/rtl8180/dev.c @@ -460,8 +460,10 @@ static void rtl8180_tx(struct ieee80211_hw *dev, struct rtl8180_priv *priv = dev->priv; struct rtl8180_tx_ring *ring; struct rtl8180_tx_desc *entry; + unsigned int prio = 0; unsigned long flags; - unsigned int idx, prio, hw_prio; + unsigned int idx, hw_prio; + dma_addr_t mapping; u32 tx_flags; u8 rc_flags; @@ -470,7 +472,9 @@ static void rtl8180_tx(struct ieee80211_hw *dev, /* do arithmetic and then convert to le16 */ u16 frame_duration = 0; - prio = skb_get_queue_mapping(skb); + /* rtl8180/rtl8185 only has one useable tx queue */ + if (dev->queues > IEEE80211_AC_BK) + prio = skb_get_queue_mapping(skb); ring = &priv->tx_ring[prio]; mapping = pci_map_single(priv->pdev, skb->data, diff --git a/drivers/net/wireless/realtek/rtl818x/rtl8187/rtl8225.c b/drivers/net/wireless/realtek/rtl818x/rtl8187/rtl8225.c index ff0971f1e2c8..8ef6c2f97027 100644 --- a/drivers/net/wireless/realtek/rtl818x/rtl8187/rtl8225.c +++ b/drivers/net/wireless/realtek/rtl818x/rtl8187/rtl8225.c @@ -31,7 +31,7 @@ u8 rtl818x_ioread8_idx(struct rtl8187_priv *priv, usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0), RTL8187_REQ_GET_REG, RTL8187_REQT_READ, (unsigned long)addr, idx & 0x03, - &priv->io_dmabuf->bits8, sizeof(val), HZ / 2); + &priv->io_dmabuf->bits8, sizeof(val), 500); val = priv->io_dmabuf->bits8; mutex_unlock(&priv->io_mutex); @@ -48,7 +48,7 @@ u16 rtl818x_ioread16_idx(struct rtl8187_priv *priv, usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0), RTL8187_REQ_GET_REG, RTL8187_REQT_READ, (unsigned long)addr, idx & 0x03, - &priv->io_dmabuf->bits16, sizeof(val), HZ / 2); + &priv->io_dmabuf->bits16, sizeof(val), 500); val = priv->io_dmabuf->bits16; mutex_unlock(&priv->io_mutex); @@ -65,7 +65,7 @@ u32 rtl818x_ioread32_idx(struct rtl8187_priv *priv, usb_control_msg(priv->udev, usb_rcvctrlpipe(priv->udev, 0), RTL8187_REQ_GET_REG, RTL8187_REQT_READ, (unsigned long)addr, idx & 0x03, - &priv->io_dmabuf->bits32, sizeof(val), HZ / 2); + &priv->io_dmabuf->bits32, sizeof(val), 500); val = priv->io_dmabuf->bits32; mutex_unlock(&priv->io_mutex); @@ -82,7 +82,7 @@ void rtl818x_iowrite8_idx(struct rtl8187_priv *priv, usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0), RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE, (unsigned long)addr, idx & 0x03, - &priv->io_dmabuf->bits8, sizeof(val), HZ / 2); + &priv->io_dmabuf->bits8, sizeof(val), 500); mutex_unlock(&priv->io_mutex); } @@ -96,7 +96,7 @@ void rtl818x_iowrite16_idx(struct rtl8187_priv *priv, usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0), RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE, (unsigned long)addr, idx & 0x03, - &priv->io_dmabuf->bits16, sizeof(val), HZ / 2); + &priv->io_dmabuf->bits16, sizeof(val), 500); mutex_unlock(&priv->io_mutex); } @@ -110,7 +110,7 @@ void rtl818x_iowrite32_idx(struct rtl8187_priv *priv, usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0), RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE, (unsigned long)addr, idx & 0x03, - &priv->io_dmabuf->bits32, sizeof(val), HZ / 2); + &priv->io_dmabuf->bits32, sizeof(val), 500); mutex_unlock(&priv->io_mutex); } @@ -186,7 +186,7 @@ static void rtl8225_write_8051(struct ieee80211_hw *dev, u8 addr, __le16 data) usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0), RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE, addr, 0x8225, &priv->io_dmabuf->bits16, sizeof(data), - HZ / 2); + 500); mutex_unlock(&priv->io_mutex); diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h index 47c2bfe06d03..08ccb49c9a2e 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h @@ -861,15 +861,10 @@ struct rtl8192eu_efuse { u8 usb_optional_function; u8 res9[2]; u8 mac_addr[ETH_ALEN]; /* 0xd7 */ - u8 res10[2]; - u8 vendor_name[7]; - u8 res11[2]; - u8 device_name[0x0b]; /* 0xe8 */ - u8 res12[2]; - u8 serial[0x0b]; /* 0xf5 */ - u8 res13[0x30]; + u8 device_info[80]; + u8 res11[3]; u8 unknown[0x0d]; /* 0x130 */ - u8 res14[0xc3]; + u8 res12[0xc3]; }; struct rtl8xxxu_reg8val { @@ -1141,6 +1136,15 @@ enum bt_mp_oper_opcode_8723b { BT_MP_OP_ENABLE_CFO_TRACKING = 0x24, }; +enum rtl8xxxu_bw_mode { + RTL8XXXU_CHANNEL_WIDTH_20 = 0, + RTL8XXXU_CHANNEL_WIDTH_40 = 1, + RTL8XXXU_CHANNEL_WIDTH_80 = 2, + RTL8XXXU_CHANNEL_WIDTH_160 = 3, + RTL8XXXU_CHANNEL_WIDTH_80_80 = 4, + RTL8XXXU_CHANNEL_WIDTH_MAX = 5, +}; + struct rtl8723bu_c2h { u8 id; u8 seq; @@ -1191,7 +1195,7 @@ struct rtl8723bu_c2h { u8 dummy3_0; } __packed ra_report; }; -}; +} __packed; struct rtl8xxxu_fileops; @@ -1268,6 +1272,7 @@ struct rtl8xxxu_priv { u32 rege9c; u32 regeb4; u32 regebc; + u32 regrcr; int next_mbox; int nr_out_eps; diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c index 380e86f9e00b..f936ad6c5728 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c @@ -562,9 +562,43 @@ rtl8192e_set_tx_power(struct rtl8xxxu_priv *priv, int channel, bool ht40) } } +static void rtl8192eu_log_next_device_info(struct rtl8xxxu_priv *priv, + char *record_name, + char *device_info, + unsigned int *record_offset) +{ + char *record = device_info + *record_offset; + + /* A record is [ total length | 0x03 | value ] */ + unsigned char l = record[0]; + + /* + * The whole device info section seems to be 80 characters, make sure + * we don't read further. + */ + if (*record_offset + l > 80) { + dev_warn(&priv->udev->dev, + "invalid record length %d while parsing \"%s\" at offset %u.\n", + l, record_name, *record_offset); + return; + } + + if (l >= 2) { + char value[80]; + + memcpy(value, &record[2], l - 2); + value[l - 2] = '\0'; + dev_info(&priv->udev->dev, "%s: %s\n", record_name, value); + *record_offset = *record_offset + l; + } else { + dev_info(&priv->udev->dev, "%s not available.\n", record_name); + } +} + static int rtl8192eu_parse_efuse(struct rtl8xxxu_priv *priv) { struct rtl8192eu_efuse *efuse = &priv->efuse_wifi.efuse8192eu; + unsigned int record_offset; int i; if (efuse->rtl_id != cpu_to_le16(0x8129)) @@ -612,12 +646,25 @@ static int rtl8192eu_parse_efuse(struct rtl8xxxu_priv *priv) priv->has_xtalk = 1; priv->xtalk = priv->efuse_wifi.efuse8192eu.xtal_k & 0x3f; - dev_info(&priv->udev->dev, "Vendor: %.7s\n", efuse->vendor_name); - dev_info(&priv->udev->dev, "Product: %.11s\n", efuse->device_name); - if (memchr_inv(efuse->serial, 0xff, 11)) - dev_info(&priv->udev->dev, "Serial: %.11s\n", efuse->serial); - else - dev_info(&priv->udev->dev, "Serial not available.\n"); + /* + * device_info section seems to be laid out as records + * [ total length | 0x03 | value ] so: + * - vendor length + 2 + * - 0x03 + * - vendor string (not null terminated) + * - product length + 2 + * - 0x03 + * - product string (not null terminated) + * Then there is one or 2 0x00 on all the 4 devices I own or found + * dumped online. + * As previous version of the code handled an optional serial + * string, I now assume there may be a third record if the + * length is not 0. + */ + record_offset = 0; + rtl8192eu_log_next_device_info(priv, "Vendor", efuse->device_info, &record_offset); + rtl8192eu_log_next_device_info(priv, "Product", efuse->device_info, &record_offset); + rtl8192eu_log_next_device_info(priv, "Serial", efuse->device_info, &record_offset); if (rtl8xxxu_debug & RTL8XXXU_DEBUG_EFUSE) { unsigned char *raw = priv->efuse_wifi.raw; @@ -1632,6 +1679,11 @@ static void rtl8192e_enable_rf(struct rtl8xxxu_priv *priv) val8 = rtl8xxxu_read8(priv, REG_PAD_CTRL1); val8 &= ~BIT(0); rtl8xxxu_write8(priv, REG_PAD_CTRL1, val8); + + /* + * Fix transmission failure of rtl8192e. + */ + rtl8xxxu_write8(priv, REG_TXPAUSE, 0x00); } struct rtl8xxxu_fileops rtl8192eu_fops = { @@ -1658,6 +1710,7 @@ struct rtl8xxxu_fileops rtl8192eu_fops = { .rx_desc_size = sizeof(struct rtl8xxxu_rxdesc24), .has_s0s1 = 0, .gen2_thermal_meter = 1, + .needs_full_init = 1, .adda_1t_init = 0x0fc01616, .adda_1t_path_on = 0x0fc01616, .adda_2t_path_on_a = 0x0fc01616, diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c index 070ea0f456ab..780dab276829 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c @@ -1614,18 +1614,18 @@ static void rtl8xxxu_print_chipinfo(struct rtl8xxxu_priv *priv) static int rtl8xxxu_identify_chip(struct rtl8xxxu_priv *priv) { struct device *dev = &priv->udev->dev; - u32 val32, bonding; + u32 val32, bonding, sys_cfg; u16 val16; - val32 = rtl8xxxu_read32(priv, REG_SYS_CFG); - priv->chip_cut = (val32 & SYS_CFG_CHIP_VERSION_MASK) >> + sys_cfg = rtl8xxxu_read32(priv, REG_SYS_CFG); + priv->chip_cut = (sys_cfg & SYS_CFG_CHIP_VERSION_MASK) >> SYS_CFG_CHIP_VERSION_SHIFT; - if (val32 & SYS_CFG_TRP_VAUX_EN) { + if (sys_cfg & SYS_CFG_TRP_VAUX_EN) { dev_info(dev, "Unsupported test chip\n"); return -ENOTSUPP; } - if (val32 & SYS_CFG_BT_FUNC) { + if (sys_cfg & SYS_CFG_BT_FUNC) { if (priv->chip_cut >= 3) { sprintf(priv->chip_name, "8723BU"); priv->rtl_chip = RTL8723B; @@ -1647,7 +1647,7 @@ static int rtl8xxxu_identify_chip(struct rtl8xxxu_priv *priv) if (val32 & MULTI_GPS_FUNC_EN) priv->has_gps = 1; priv->is_multi_func = 1; - } else if (val32 & SYS_CFG_TYPE_ID) { + } else if (sys_cfg & SYS_CFG_TYPE_ID) { bonding = rtl8xxxu_read32(priv, REG_HPON_FSM); bonding &= HPON_FSM_BONDING_MASK; if (priv->fops->tx_desc_size == @@ -1695,7 +1695,7 @@ static int rtl8xxxu_identify_chip(struct rtl8xxxu_priv *priv) case RTL8188E: case RTL8192E: case RTL8723B: - switch (val32 & SYS_CFG_VENDOR_EXT_MASK) { + switch (sys_cfg & SYS_CFG_VENDOR_EXT_MASK) { case SYS_CFG_VENDOR_ID_TSMC: sprintf(priv->chip_vendor, "TSMC"); break; @@ -1712,7 +1712,7 @@ static int rtl8xxxu_identify_chip(struct rtl8xxxu_priv *priv) } break; default: - if (val32 & SYS_CFG_VENDOR_ID) { + if (sys_cfg & SYS_CFG_VENDOR_ID) { sprintf(priv->chip_vendor, "UMC"); priv->vendor_umc = 1; } else { @@ -1879,13 +1879,6 @@ static int rtl8xxxu_read_efuse(struct rtl8xxxu_priv *priv) /* We have 8 bits to indicate validity */ map_addr = offset * 8; - if (map_addr >= EFUSE_MAP_LEN) { - dev_warn(dev, "%s: Illegal map_addr (%04x), " - "efuse corrupt!\n", - __func__, map_addr); - ret = -EINVAL; - goto exit; - } for (i = 0; i < EFUSE_MAX_WORD_UNIT; i++) { /* Check word enable condition in the section */ if (word_mask & BIT(i)) { @@ -1896,6 +1889,13 @@ static int rtl8xxxu_read_efuse(struct rtl8xxxu_priv *priv) ret = rtl8xxxu_read_efuse8(priv, efuse_addr++, &val8); if (ret) goto exit; + if (map_addr >= EFUSE_MAP_LEN - 1) { + dev_warn(dev, "%s: Illegal map_addr (%04x), " + "efuse corrupt!\n", + __func__, map_addr); + ret = -EINVAL; + goto exit; + } priv->efuse_wifi.raw[map_addr++] = val8; ret = rtl8xxxu_read_efuse8(priv, efuse_addr++, &val8); @@ -2930,12 +2930,12 @@ bool rtl8xxxu_gen2_simularity_compare(struct rtl8xxxu_priv *priv, } if (!(simubitmap & 0x30) && priv->tx_paths > 1) { - /* path B RX OK */ + /* path B TX OK */ for (i = 4; i < 6; i++) result[3][i] = result[c1][i]; } - if (!(simubitmap & 0x30) && priv->tx_paths > 1) { + if (!(simubitmap & 0xc0) && priv->tx_paths > 1) { /* path B RX OK */ for (i = 6; i < 8; i++) result[3][i] = result[c1][i]; @@ -4051,6 +4051,7 @@ static int rtl8xxxu_init_device(struct ieee80211_hw *hw) RCR_ACCEPT_MGMT_FRAME | RCR_HTC_LOC_CTRL | RCR_APPEND_PHYSTAT | RCR_APPEND_ICV | RCR_APPEND_MIC; rtl8xxxu_write32(priv, REG_RCR, val32); + priv->regrcr = val32; /* * Accept all multicast @@ -4333,7 +4334,7 @@ void rtl8xxxu_gen2_update_rate_mask(struct rtl8xxxu_priv *priv, u32 ramask, int sgi) { struct h2c_cmd h2c; - u8 bw = 0; + u8 bw = RTL8XXXU_CHANNEL_WIDTH_20; memset(&h2c, 0, sizeof(struct h2c_cmd)); @@ -4375,12 +4376,9 @@ void rtl8xxxu_gen1_report_connect(struct rtl8xxxu_priv *priv, void rtl8xxxu_gen2_report_connect(struct rtl8xxxu_priv *priv, u8 macid, bool connect) { -#ifdef RTL8XXXU_GEN2_REPORT_CONNECT /* - * Barry Day reports this causes issues with 8192eu and 8723bu - * devices reconnecting. The reason for this is unclear, but - * until it is better understood, leave the code in place but - * disabled, so it is not lost. + * The firmware turns on the rate control when it knows it's + * connected to a network. */ struct h2c_cmd h2c; @@ -4393,7 +4391,6 @@ void rtl8xxxu_gen2_report_connect(struct rtl8xxxu_priv *priv, h2c.media_status_rpt.parm &= ~BIT(0); rtl8xxxu_gen2_h2c_cmd(priv, &h2c, sizeof(h2c.media_status_rpt)); -#endif } void rtl8xxxu_gen1_init_aggregation(struct rtl8xxxu_priv *priv) @@ -4955,6 +4952,8 @@ static void rtl8xxxu_tx(struct ieee80211_hw *hw, if (control && control->sta) sta = control->sta; + queue = rtl8xxxu_queue_select(hw, skb); + tx_desc = skb_push(skb, tx_desc_size); memset(tx_desc, 0, tx_desc_size); @@ -4967,7 +4966,6 @@ static void rtl8xxxu_tx(struct ieee80211_hw *hw, is_broadcast_ether_addr(ieee80211_get_DA(hdr))) tx_desc->txdw0 |= TXDESC_BROADMULTICAST; - queue = rtl8xxxu_queue_select(hw, skb); tx_desc->txdw1 = cpu_to_le32(queue << TXDESC_QUEUE_SHIFT); if (tx_info->control.hw_key) { @@ -5104,7 +5102,7 @@ static void rtl8xxxu_queue_rx_urb(struct rtl8xxxu_priv *priv, pending = priv->rx_urb_pending_count; } else { skb = (struct sk_buff *)rx_urb->urb.context; - dev_kfree_skb(skb); + dev_kfree_skb_irq(skb); usb_free_urb(&rx_urb->urb); } @@ -5453,7 +5451,6 @@ static int rtl8xxxu_submit_int_urb(struct ieee80211_hw *hw) ret = usb_submit_urb(urb, GFP_KERNEL); if (ret) { usb_unanchor_urb(urb); - usb_free_urb(urb); goto error; } @@ -5462,6 +5459,7 @@ static int rtl8xxxu_submit_int_urb(struct ieee80211_hw *hw) rtl8xxxu_write32(priv, REG_USB_HIMR, val32); error: + usb_free_urb(urb); return ret; } @@ -5503,7 +5501,6 @@ static int rtl8xxxu_config(struct ieee80211_hw *hw, u32 changed) { struct rtl8xxxu_priv *priv = hw->priv; struct device *dev = &priv->udev->dev; - u16 val16; int ret = 0, channel; bool ht40; @@ -5513,14 +5510,6 @@ static int rtl8xxxu_config(struct ieee80211_hw *hw, u32 changed) __func__, hw->conf.chandef.chan->hw_value, changed, hw->conf.chandef.width); - if (changed & IEEE80211_CONF_CHANGE_RETRY_LIMITS) { - val16 = ((hw->conf.long_frame_max_tx_count << - RETRY_LIMIT_LONG_SHIFT) & RETRY_LIMIT_LONG_MASK) | - ((hw->conf.short_frame_max_tx_count << - RETRY_LIMIT_SHORT_SHIFT) & RETRY_LIMIT_SHORT_MASK); - rtl8xxxu_write16(priv, REG_RETRY_LIMIT, val16); - } - if (changed & IEEE80211_CONF_CHANGE_CHANNEL) { switch (hw->conf.chandef.width) { case NL80211_CHAN_WIDTH_20_NOHT: @@ -5603,7 +5592,7 @@ static void rtl8xxxu_configure_filter(struct ieee80211_hw *hw, unsigned int *total_flags, u64 multicast) { struct rtl8xxxu_priv *priv = hw->priv; - u32 rcr = rtl8xxxu_read32(priv, REG_RCR); + u32 rcr = priv->regrcr; dev_dbg(&priv->udev->dev, "%s: changed_flags %08x, total_flags %08x\n", __func__, changed_flags, *total_flags); @@ -5649,6 +5638,7 @@ static void rtl8xxxu_configure_filter(struct ieee80211_hw *hw, */ rtl8xxxu_write32(priv, REG_RCR, rcr); + priv->regrcr = rcr; *total_flags &= (FIF_ALLMULTI | FIF_FCSFAIL | FIF_BCN_PRBRESP_PROMISC | FIF_CONTROL | FIF_OTHER_BSS | FIF_PSPOLL | @@ -5787,6 +5777,7 @@ static int rtl8xxxu_start(struct ieee80211_hw *hw) struct rtl8xxxu_priv *priv = hw->priv; struct rtl8xxxu_rx_urb *rx_urb; struct rtl8xxxu_tx_urb *tx_urb; + struct sk_buff *skb; unsigned long flags; int ret, i; @@ -5837,6 +5828,13 @@ static int rtl8xxxu_start(struct ieee80211_hw *hw) rx_urb->hw = hw; ret = rtl8xxxu_submit_rx_urb(priv, rx_urb); + if (ret) { + if (ret != -ENOMEM) { + skb = (struct sk_buff *)rx_urb->urb.context; + dev_kfree_skb(skb); + } + rtl8xxxu_queue_rx_urb(priv, rx_urb); + } } exit: /* diff --git a/drivers/net/wireless/realtek/rtlwifi/base.c b/drivers/net/wireless/realtek/rtlwifi/base.c index a3189294ecb8..7644d7cbcb5a 100644 --- a/drivers/net/wireless/realtek/rtlwifi/base.c +++ b/drivers/net/wireless/realtek/rtlwifi/base.c @@ -217,8 +217,8 @@ static void _rtl_init_hw_ht_capab(struct ieee80211_hw *hw, } else { if (get_rf_type(rtlphy) == RF_1T2R || get_rf_type(rtlphy) == RF_2T2R) { - RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, - "1T2R or 2T2R\n"); + rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, + "1T2R or 2T2R\n"); ht_cap->mcs.rx_mask[0] = 0xFF; ht_cap->mcs.rx_mask[1] = 0xFF; ht_cap->mcs.rx_mask[4] = 0x01; @@ -226,7 +226,7 @@ static void _rtl_init_hw_ht_capab(struct ieee80211_hw *hw, ht_cap->mcs.rx_highest = cpu_to_le16(MAX_BIT_RATE_40MHZ_MCS15); } else if (get_rf_type(rtlphy) == RF_1T1R) { - RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "1T1R\n"); + rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, "1T1R\n"); ht_cap->mcs.rx_mask[0] = 0xFF; ht_cap->mcs.rx_mask[1] = 0x00; @@ -457,9 +457,14 @@ static void _rtl_init_mac80211(struct ieee80211_hw *hw) } } -static void _rtl_init_deferred_work(struct ieee80211_hw *hw) +static int _rtl_init_deferred_work(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); + struct workqueue_struct *wq; + + wq = alloc_workqueue("%s", 0, 0, rtlpriv->cfg->name); + if (!wq) + return -ENOMEM; /* <1> timer */ timer_setup(&rtlpriv->works.watchdog_timer, @@ -468,11 +473,7 @@ static void _rtl_init_deferred_work(struct ieee80211_hw *hw) rtl_easy_concurrent_retrytimer_callback, 0); /* <2> work queue */ rtlpriv->works.hw = hw; - rtlpriv->works.rtl_wq = alloc_workqueue("%s", 0, 0, rtlpriv->cfg->name); - if (unlikely(!rtlpriv->works.rtl_wq)) { - pr_err("Failed to allocate work queue\n"); - return; - } + rtlpriv->works.rtl_wq = wq; INIT_DELAYED_WORK(&rtlpriv->works.watchdog_wq, (void *)rtl_watchdog_wq_callback); @@ -486,7 +487,7 @@ static void _rtl_init_deferred_work(struct ieee80211_hw *hw) (void *)rtl_fwevt_wq_callback); INIT_DELAYED_WORK(&rtlpriv->works.c2hcmd_wq, (void *)rtl_c2hcmd_wq_callback); - + return 0; } void rtl_deinit_deferred_work(struct ieee80211_hw *hw, bool ips_wq) @@ -586,9 +587,7 @@ int rtl_init_core(struct ieee80211_hw *hw) rtlmac->link_state = MAC80211_NOLINK; /* <6> init deferred work */ - _rtl_init_deferred_work(hw); - - return 0; + return _rtl_init_deferred_work(hw); } EXPORT_SYMBOL_GPL(rtl_init_core); @@ -1345,7 +1344,7 @@ bool rtl_tx_mgmt_proc(struct ieee80211_hw *hw, struct sk_buff *skb) rtlpriv->cfg->ops->chk_switch_dmdp(hw); } if (ieee80211_is_auth(fc)) { - RT_TRACE(rtlpriv, COMP_SEND, DBG_DMESG, "MAC80211_LINKING\n"); + rtl_dbg(rtlpriv, COMP_SEND, DBG_DMESG, "MAC80211_LINKING\n"); mac->link_state = MAC80211_LINKING; /* Dul mac */ @@ -1406,7 +1405,7 @@ bool rtl_action_proc(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx) if (mac->act_scanning) return false; - RT_TRACE(rtlpriv, (COMP_SEND | COMP_RECV), DBG_DMESG, + rtl_dbg(rtlpriv, (COMP_SEND | COMP_RECV), DBG_DMESG, "%s ACT_ADDBAREQ From :%pM\n", is_tx ? "Tx" : "Rx", hdr->addr2); RT_PRINT_DATA(rtlpriv, COMP_INIT, DBG_DMESG, "req\n", @@ -1421,8 +1420,8 @@ bool rtl_action_proc(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx) rcu_read_lock(); sta = rtl_find_sta(hw, hdr->addr3); if (sta == NULL) { - RT_TRACE(rtlpriv, COMP_SEND | COMP_RECV, - DBG_DMESG, "sta is NULL\n"); + rtl_dbg(rtlpriv, COMP_SEND | COMP_RECV, + DBG_DMESG, "sta is NULL\n"); rcu_read_unlock(); return true; } @@ -1449,13 +1448,13 @@ bool rtl_action_proc(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx) } break; case ACT_ADDBARSP: - RT_TRACE(rtlpriv, (COMP_SEND | COMP_RECV), DBG_DMESG, - "%s ACT_ADDBARSP From :%pM\n", - is_tx ? "Tx" : "Rx", hdr->addr2); + rtl_dbg(rtlpriv, (COMP_SEND | COMP_RECV), DBG_DMESG, + "%s ACT_ADDBARSP From :%pM\n", + is_tx ? "Tx" : "Rx", hdr->addr2); break; case ACT_DELBA: - RT_TRACE(rtlpriv, (COMP_SEND | COMP_RECV), DBG_DMESG, - "ACT_ADDBADEL From :%pM\n", hdr->addr2); + rtl_dbg(rtlpriv, (COMP_SEND | COMP_RECV), DBG_DMESG, + "ACT_ADDBADEL From :%pM\n", hdr->addr2); break; } break; @@ -1540,9 +1539,9 @@ u8 rtl_is_special_data(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx, /* 68 : UDP BOOTP client * 67 : UDP BOOTP server */ - RT_TRACE(rtlpriv, (COMP_SEND | COMP_RECV), - DBG_DMESG, "dhcp %s !!\n", - (is_tx) ? "Tx" : "Rx"); + rtl_dbg(rtlpriv, (COMP_SEND | COMP_RECV), + DBG_DMESG, "dhcp %s !!\n", + (is_tx) ? "Tx" : "Rx"); if (is_tx) setup_special_tx(rtlpriv, ppsc, @@ -1561,8 +1560,8 @@ u8 rtl_is_special_data(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx, rtlpriv->btcoexist.btc_info.in_4way = true; rtlpriv->btcoexist.btc_info.in_4way_ts = jiffies; - RT_TRACE(rtlpriv, (COMP_SEND | COMP_RECV), DBG_DMESG, - "802.1X %s EAPOL pkt!!\n", (is_tx) ? "Tx" : "Rx"); + rtl_dbg(rtlpriv, (COMP_SEND | COMP_RECV), DBG_DMESG, + "802.1X %s EAPOL pkt!!\n", (is_tx) ? "Tx" : "Rx"); if (is_tx) { rtlpriv->ra.is_special_data = true; @@ -1604,12 +1603,12 @@ static void rtl_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb, info = IEEE80211_SKB_CB(skb); ieee80211_tx_info_clear_status(info); if (ack) { - RT_TRACE(rtlpriv, COMP_TX_REPORT, DBG_LOUD, - "tx report: ack\n"); + rtl_dbg(rtlpriv, COMP_TX_REPORT, DBG_LOUD, + "tx report: ack\n"); info->flags |= IEEE80211_TX_STAT_ACK; } else { - RT_TRACE(rtlpriv, COMP_TX_REPORT, DBG_LOUD, - "tx report: not ack\n"); + rtl_dbg(rtlpriv, COMP_TX_REPORT, DBG_LOUD, + "tx report: not ack\n"); info->flags &= ~IEEE80211_TX_STAT_ACK; } ieee80211_tx_status_irqsafe(hw, skb); @@ -1647,8 +1646,8 @@ static u16 rtl_get_tx_report_sn(struct ieee80211_hw *hw, tx_report->last_sent_time = jiffies; tx_info->sn = sn; tx_info->send_time = tx_report->last_sent_time; - RT_TRACE(rtlpriv, COMP_TX_REPORT, DBG_DMESG, - "Send TX-Report sn=0x%X\n", sn); + rtl_dbg(rtlpriv, COMP_TX_REPORT, DBG_DMESG, + "Send TX-Report sn=0x%X\n", sn); return sn; } @@ -1695,9 +1694,9 @@ void rtl_tx_report_handler(struct ieee80211_hw *hw, u8 *tmp_buf, u8 c2h_cmd_len) break; } } - RT_TRACE(rtlpriv, COMP_TX_REPORT, DBG_DMESG, - "Recv TX-Report st=0x%02X sn=0x%X retry=0x%X\n", - st, sn, retry); + rtl_dbg(rtlpriv, COMP_TX_REPORT, DBG_DMESG, + "Recv TX-Report st=0x%02X sn=0x%X retry=0x%X\n", + st, sn, retry); } EXPORT_SYMBOL_GPL(rtl_tx_report_handler); @@ -1710,9 +1709,9 @@ bool rtl_check_tx_report_acked(struct ieee80211_hw *hw) return true; if (time_before(tx_report->last_sent_time + 3 * HZ, jiffies)) { - RT_TRACE(rtlpriv, COMP_TX_REPORT, DBG_WARNING, - "Check TX-Report timeout!! s_sn=0x%X r_sn=0x%X\n", - tx_report->last_sent_sn, tx_report->last_recv_sn); + rtl_dbg(rtlpriv, COMP_TX_REPORT, DBG_WARNING, + "Check TX-Report timeout!! s_sn=0x%X r_sn=0x%X\n", + tx_report->last_sent_sn, tx_report->last_recv_sn); return true; /* 3 sec. (timeout) seen as acked */ } @@ -1728,8 +1727,8 @@ void rtl_wait_tx_report_acked(struct ieee80211_hw *hw, u32 wait_ms) if (rtl_check_tx_report_acked(hw)) break; usleep_range(1000, 2000); - RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, - "Wait 1ms (%d/%d) to disable key.\n", i, wait_ms); + rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG, + "Wait 1ms (%d/%d) to disable key.\n", i, wait_ms); } } @@ -1791,9 +1790,9 @@ int rtl_tx_agg_start(struct ieee80211_hw *hw, struct ieee80211_vif *vif, return -ENXIO; tid_data = &sta_entry->tids[tid]; - RT_TRACE(rtlpriv, COMP_SEND, DBG_DMESG, - "on ra = %pM tid = %d seq:%d\n", sta->addr, tid, - *ssn); + rtl_dbg(rtlpriv, COMP_SEND, DBG_DMESG, + "on ra = %pM tid = %d seq:%d\n", sta->addr, tid, + *ssn); tid_data->agg.agg_state = RTL_AGG_START; @@ -1810,8 +1809,8 @@ int rtl_tx_agg_stop(struct ieee80211_hw *hw, struct ieee80211_vif *vif, if (sta == NULL) return -EINVAL; - RT_TRACE(rtlpriv, COMP_SEND, DBG_DMESG, - "on ra = %pM tid = %d\n", sta->addr, tid); + rtl_dbg(rtlpriv, COMP_SEND, DBG_DMESG, + "on ra = %pM tid = %d\n", sta->addr, tid); if (unlikely(tid >= MAX_TID_COUNT)) return -EINVAL; @@ -1850,8 +1849,8 @@ int rtl_rx_agg_start(struct ieee80211_hw *hw, return -ENXIO; tid_data = &sta_entry->tids[tid]; - RT_TRACE(rtlpriv, COMP_RECV, DBG_DMESG, - "on ra = %pM tid = %d\n", sta->addr, tid); + rtl_dbg(rtlpriv, COMP_RECV, DBG_DMESG, + "on ra = %pM tid = %d\n", sta->addr, tid); tid_data->agg.rx_agg_state = RTL_RX_AGG_START; return 0; @@ -1866,8 +1865,8 @@ int rtl_rx_agg_stop(struct ieee80211_hw *hw, if (sta == NULL) return -EINVAL; - RT_TRACE(rtlpriv, COMP_SEND, DBG_DMESG, - "on ra = %pM tid = %d\n", sta->addr, tid); + rtl_dbg(rtlpriv, COMP_SEND, DBG_DMESG, + "on ra = %pM tid = %d\n", sta->addr, tid); if (unlikely(tid >= MAX_TID_COUNT)) return -EINVAL; @@ -1886,8 +1885,8 @@ int rtl_tx_agg_oper(struct ieee80211_hw *hw, if (sta == NULL) return -EINVAL; - RT_TRACE(rtlpriv, COMP_SEND, DBG_DMESG, - "on ra = %pM tid = %d\n", sta->addr, tid); + rtl_dbg(rtlpriv, COMP_SEND, DBG_DMESG, + "on ra = %pM tid = %d\n", sta->addr, tid); if (unlikely(tid >= MAX_TID_COUNT)) return -EINVAL; @@ -1907,9 +1906,9 @@ void rtl_rx_ampdu_apply(struct rtl_priv *rtlpriv) btc_ops->btc_get_ampdu_cfg(rtlpriv, &reject_agg, &ctrl_agg_size, &agg_size); - RT_TRACE(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, - "Set RX AMPDU: coex - reject=%d, ctrl_agg_size=%d, size=%d", - reject_agg, ctrl_agg_size, agg_size); + rtl_dbg(rtlpriv, COMP_BT_COEXIST, DBG_DMESG, + "Set RX AMPDU: coex - reject=%d, ctrl_agg_size=%d, size=%d", + reject_agg, ctrl_agg_size, agg_size); rtlpriv->hw->max_rx_aggregation_subframes = (ctrl_agg_size ? agg_size : IEEE80211_MAX_AMPDU_BUF_HT); @@ -1997,9 +1996,9 @@ void rtl_scan_list_expire(struct ieee80211_hw *hw) list_del(&entry->list); rtlpriv->scan_list.num--; - RT_TRACE(rtlpriv, COMP_SCAN, DBG_LOUD, - "BSSID=%pM is expire in scan list (total=%d)\n", - entry->bssid, rtlpriv->scan_list.num); + rtl_dbg(rtlpriv, COMP_SCAN, DBG_LOUD, + "BSSID=%pM is expire in scan list (total=%d)\n", + entry->bssid, rtlpriv->scan_list.num); kfree(entry); } @@ -2033,9 +2032,9 @@ void rtl_collect_scan_list(struct ieee80211_hw *hw, struct sk_buff *skb) if (memcmp(entry->bssid, hdr->addr3, ETH_ALEN) == 0) { list_del_init(&entry->list); entry_found = true; - RT_TRACE(rtlpriv, COMP_SCAN, DBG_LOUD, - "Update BSSID=%pM to scan list (total=%d)\n", - hdr->addr3, rtlpriv->scan_list.num); + rtl_dbg(rtlpriv, COMP_SCAN, DBG_LOUD, + "Update BSSID=%pM to scan list (total=%d)\n", + hdr->addr3, rtlpriv->scan_list.num); break; } } @@ -2049,9 +2048,9 @@ void rtl_collect_scan_list(struct ieee80211_hw *hw, struct sk_buff *skb) memcpy(entry->bssid, hdr->addr3, ETH_ALEN); rtlpriv->scan_list.num++; - RT_TRACE(rtlpriv, COMP_SCAN, DBG_LOUD, - "Add BSSID=%pM to scan list (total=%d)\n", - hdr->addr3, rtlpriv->scan_list.num); + rtl_dbg(rtlpriv, COMP_SCAN, DBG_LOUD, + "Add BSSID=%pM to scan list (total=%d)\n", + hdr->addr3, rtlpriv->scan_list.num); } entry->age = jiffies; @@ -2214,8 +2213,8 @@ label_lps_done: if ((rtlpriv->link_info.bcn_rx_inperiod + rtlpriv->link_info.num_rx_inperiod) == 0) { rtlpriv->link_info.roam_times++; - RT_TRACE(rtlpriv, COMP_ERR, DBG_DMESG, - "AP off for %d s\n", + rtl_dbg(rtlpriv, COMP_ERR, DBG_DMESG, + "AP off for %d s\n", (rtlpriv->link_info.roam_times * 2)); /* if we can't recv beacon for 10s, @@ -2326,11 +2325,11 @@ static void rtl_c2h_content_parsing(struct ieee80211_hw *hw, switch (cmd_id) { case C2H_DBG: - RT_TRACE(rtlpriv, COMP_FW, DBG_LOUD, "[C2H], C2H_DBG!!\n"); + rtl_dbg(rtlpriv, COMP_FW, DBG_LOUD, "[C2H], C2H_DBG!!\n"); break; case C2H_TXBF: - RT_TRACE(rtlpriv, COMP_FW, DBG_TRACE, - "[C2H], C2H_TXBF!!\n"); + rtl_dbg(rtlpriv, COMP_FW, DBG_TRACE, + "[C2H], C2H_TXBF!!\n"); break; case C2H_TX_REPORT: rtl_tx_report_handler(hw, cmd_buf, cmd_len); @@ -2340,20 +2339,20 @@ static void rtl_c2h_content_parsing(struct ieee80211_hw *hw, hal_ops->c2h_ra_report_handler(hw, cmd_buf, cmd_len); break; case C2H_BT_INFO: - RT_TRACE(rtlpriv, COMP_FW, DBG_TRACE, - "[C2H], C2H_BT_INFO!!\n"); + rtl_dbg(rtlpriv, COMP_FW, DBG_TRACE, + "[C2H], C2H_BT_INFO!!\n"); if (rtlpriv->cfg->ops->get_btc_status()) btc_ops->btc_btinfo_notify(rtlpriv, cmd_buf, cmd_len); break; case C2H_BT_MP: - RT_TRACE(rtlpriv, COMP_FW, DBG_TRACE, - "[C2H], C2H_BT_MP!!\n"); + rtl_dbg(rtlpriv, COMP_FW, DBG_TRACE, + "[C2H], C2H_BT_MP!!\n"); if (rtlpriv->cfg->ops->get_btc_status()) btc_ops->btc_btmpinfo_notify(rtlpriv, cmd_buf, cmd_len); break; default: - RT_TRACE(rtlpriv, COMP_FW, DBG_TRACE, - "[C2H], Unknown packet!! cmd_id(%#X)!\n", cmd_id); + rtl_dbg(rtlpriv, COMP_FW, DBG_TRACE, + "[C2H], Unknown packet!! cmd_id(%#X)!\n", cmd_id); break; } } @@ -2377,8 +2376,8 @@ void rtl_c2hcmd_launcher(struct ieee80211_hw *hw, int exec) if (!skb) break; - RT_TRACE(rtlpriv, COMP_FW, DBG_DMESG, "C2H rx_desc_shift=%d\n", - *((u8 *)skb->cb)); + rtl_dbg(rtlpriv, COMP_FW, DBG_DMESG, "C2H rx_desc_shift=%d\n", + *((u8 *)skb->cb)); RT_PRINT_DATA(rtlpriv, COMP_FW, DBG_DMESG, "C2H data: ", skb->data, skb->len); @@ -2722,29 +2721,29 @@ void rtl_recognize_peer(struct ieee80211_hw *hw, u8 *data, unsigned int len) (memcmp(mac->bssid, ap5_6, 3) == 0) || vendor == PEER_ATH) { vendor = PEER_ATH; - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, "=>ath find\n"); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, "=>ath find\n"); } else if ((memcmp(mac->bssid, ap4_4, 3) == 0) || (memcmp(mac->bssid, ap4_5, 3) == 0) || (memcmp(mac->bssid, ap4_1, 3) == 0) || (memcmp(mac->bssid, ap4_2, 3) == 0) || (memcmp(mac->bssid, ap4_3, 3) == 0) || vendor == PEER_RAL) { - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, "=>ral find\n"); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, "=>ral find\n"); vendor = PEER_RAL; } else if (memcmp(mac->bssid, ap6_1, 3) == 0 || vendor == PEER_CISCO) { vendor = PEER_CISCO; - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, "=>cisco find\n"); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, "=>cisco find\n"); } else if ((memcmp(mac->bssid, ap3_1, 3) == 0) || (memcmp(mac->bssid, ap3_2, 3) == 0) || (memcmp(mac->bssid, ap3_3, 3) == 0) || vendor == PEER_BROAD) { - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, "=>broad find\n"); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, "=>broad find\n"); vendor = PEER_BROAD; } else if (memcmp(mac->bssid, ap7_1, 3) == 0 || vendor == PEER_MARV) { vendor = PEER_MARV; - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, "=>marv find\n"); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, "=>marv find\n"); } mac->vendor = vendor; diff --git a/drivers/net/wireless/realtek/rtlwifi/cam.c b/drivers/net/wireless/realtek/rtlwifi/cam.c index f7a7dcbf945e..c63129525875 100644 --- a/drivers/net/wireless/realtek/rtlwifi/cam.c +++ b/drivers/net/wireless/realtek/rtlwifi/cam.c @@ -64,14 +64,14 @@ static void rtl_cam_program_entry(struct ieee80211_hw *hw, u32 entry_no, rtl_write_dword(rtlpriv, rtlpriv->cfg->maps[RWCAM], target_command); - RT_TRACE(rtlpriv, COMP_SEC, DBG_LOUD, - "WRITE %x: %x\n", - rtlpriv->cfg->maps[WCAMI], target_content); - RT_TRACE(rtlpriv, COMP_SEC, DBG_LOUD, - "The Key ID is %d\n", entry_no); - RT_TRACE(rtlpriv, COMP_SEC, DBG_LOUD, - "WRITE %x: %x\n", - rtlpriv->cfg->maps[RWCAM], target_command); + rtl_dbg(rtlpriv, COMP_SEC, DBG_LOUD, + "WRITE %x: %x\n", + rtlpriv->cfg->maps[WCAMI], target_content); + rtl_dbg(rtlpriv, COMP_SEC, DBG_LOUD, + "The Key ID is %d\n", entry_no); + rtl_dbg(rtlpriv, COMP_SEC, DBG_LOUD, + "WRITE %x: %x\n", + rtlpriv->cfg->maps[RWCAM], target_command); } else if (entry_i == 1) { @@ -85,10 +85,10 @@ static void rtl_cam_program_entry(struct ieee80211_hw *hw, u32 entry_no, rtl_write_dword(rtlpriv, rtlpriv->cfg->maps[RWCAM], target_command); - RT_TRACE(rtlpriv, COMP_SEC, DBG_LOUD, - "WRITE A4: %x\n", target_content); - RT_TRACE(rtlpriv, COMP_SEC, DBG_LOUD, - "WRITE A0: %x\n", target_command); + rtl_dbg(rtlpriv, COMP_SEC, DBG_LOUD, + "WRITE A4: %x\n", target_content); + rtl_dbg(rtlpriv, COMP_SEC, DBG_LOUD, + "WRITE A0: %x\n", target_command); } else { @@ -104,15 +104,15 @@ static void rtl_cam_program_entry(struct ieee80211_hw *hw, u32 entry_no, rtl_write_dword(rtlpriv, rtlpriv->cfg->maps[RWCAM], target_command); - RT_TRACE(rtlpriv, COMP_SEC, DBG_LOUD, - "WRITE A4: %x\n", target_content); - RT_TRACE(rtlpriv, COMP_SEC, DBG_LOUD, - "WRITE A0: %x\n", target_command); + rtl_dbg(rtlpriv, COMP_SEC, DBG_LOUD, + "WRITE A4: %x\n", target_content); + rtl_dbg(rtlpriv, COMP_SEC, DBG_LOUD, + "WRITE A0: %x\n", target_command); } } - RT_TRACE(rtlpriv, COMP_SEC, DBG_LOUD, - "after set key, usconfig:%x\n", us_config); + rtl_dbg(rtlpriv, COMP_SEC, DBG_LOUD, + "after set key, usconfig:%x\n", us_config); } u8 rtl_cam_add_one_entry(struct ieee80211_hw *hw, u8 *mac_addr, @@ -122,14 +122,14 @@ u8 rtl_cam_add_one_entry(struct ieee80211_hw *hw, u8 *mac_addr, u32 us_config; struct rtl_priv *rtlpriv = rtl_priv(hw); - RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, - "EntryNo:%x, ulKeyId=%x, ulEncAlg=%x, ulUseDK=%x MacAddr %pM\n", - ul_entry_idx, ul_key_id, ul_enc_alg, - ul_default_key, mac_addr); + rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG, + "EntryNo:%x, ulKeyId=%x, ulEncAlg=%x, ulUseDK=%x MacAddr %pM\n", + ul_entry_idx, ul_key_id, ul_enc_alg, + ul_default_key, mac_addr); if (ul_key_id == TOTAL_CAM_ENTRY) { - RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, - "ulKeyId exceed!\n"); + rtl_dbg(rtlpriv, COMP_ERR, DBG_WARNING, + "ulKeyId exceed!\n"); return 0; } @@ -141,7 +141,7 @@ u8 rtl_cam_add_one_entry(struct ieee80211_hw *hw, u8 *mac_addr, rtl_cam_program_entry(hw, ul_entry_idx, mac_addr, (u8 *)key_content, us_config); - RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, "end\n"); + rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG, "end\n"); return 1; @@ -154,7 +154,7 @@ int rtl_cam_delete_one_entry(struct ieee80211_hw *hw, u32 ul_command; struct rtl_priv *rtlpriv = rtl_priv(hw); - RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, "key_idx:%d\n", ul_key_id); + rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG, "key_idx:%d\n", ul_key_id); ul_command = ul_key_id * CAM_CONTENT_COUNT; ul_command = ul_command | BIT(31) | BIT(16); @@ -162,10 +162,10 @@ int rtl_cam_delete_one_entry(struct ieee80211_hw *hw, rtl_write_dword(rtlpriv, rtlpriv->cfg->maps[WCAMI], 0); rtl_write_dword(rtlpriv, rtlpriv->cfg->maps[RWCAM], ul_command); - RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, - "rtl_cam_delete_one_entry(): WRITE A4: %x\n", 0); - RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, - "rtl_cam_delete_one_entry(): WRITE A0: %x\n", ul_command); + rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG, + "%s: WRITE A4: %x\n", __func__, 0); + rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG, + "%s: WRITE A0: %x\n", __func__, ul_command); return 0; @@ -216,10 +216,10 @@ void rtl_cam_mark_invalid(struct ieee80211_hw *hw, u8 uc_index) rtl_write_dword(rtlpriv, rtlpriv->cfg->maps[WCAMI], ul_content); rtl_write_dword(rtlpriv, rtlpriv->cfg->maps[RWCAM], ul_command); - RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, - "rtl_cam_mark_invalid(): WRITE A4: %x\n", ul_content); - RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, - "rtl_cam_mark_invalid(): WRITE A0: %x\n", ul_command); + rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG, + "%s: WRITE A4: %x\n", __func__, ul_content); + rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG, + "%s: WRITE A0: %x\n", __func__, ul_command); } EXPORT_SYMBOL(rtl_cam_mark_invalid); @@ -266,12 +266,10 @@ void rtl_cam_empty_entry(struct ieee80211_hw *hw, u8 uc_index) rtl_write_dword(rtlpriv, rtlpriv->cfg->maps[WCAMI], ul_content); rtl_write_dword(rtlpriv, rtlpriv->cfg->maps[RWCAM], ul_command); - RT_TRACE(rtlpriv, COMP_SEC, DBG_LOUD, - "rtl_cam_empty_entry(): WRITE A4: %x\n", - ul_content); - RT_TRACE(rtlpriv, COMP_SEC, DBG_LOUD, - "rtl_cam_empty_entry(): WRITE A0: %x\n", - ul_command); + rtl_dbg(rtlpriv, COMP_SEC, DBG_LOUD, + "%s: WRITE A4: %x\n", __func__, ul_content); + rtl_dbg(rtlpriv, COMP_SEC, DBG_LOUD, + "%s: WRITE A0: %x\n", __func__, ul_command); } } @@ -334,8 +332,8 @@ void rtl_cam_del_entry(struct ieee80211_hw *hw, u8 *sta_addr) /* Remove from HW Security CAM */ eth_zero_addr(rtlpriv->sec.hwsec_cam_sta_addr[i]); rtlpriv->sec.hwsec_cam_bitmap &= ~(BIT(0) << i); - RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, - "&&&&&&&&&del entry %d\n", i); + rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG, + "&&&&&&&&&del entry %d\n", i); } } return; diff --git a/drivers/net/wireless/realtek/rtlwifi/core.c b/drivers/net/wireless/realtek/rtlwifi/core.c index 4bf7967590ca..0ad4e0f099f9 100644 --- a/drivers/net/wireless/realtek/rtlwifi/core.c +++ b/drivers/net/wireless/realtek/rtlwifi/core.c @@ -98,8 +98,8 @@ static void rtl_fw_do_work(const struct firmware *firmware, void *context, struct rtl_priv *rtlpriv = rtl_priv(hw); int err; - RT_TRACE(rtlpriv, COMP_ERR, DBG_LOUD, - "Firmware callback routine entered!\n"); + rtl_dbg(rtlpriv, COMP_ERR, DBG_LOUD, + "Firmware callback routine entered!\n"); complete(&rtlpriv->firmware_loading_complete); if (!firmware) { if (rtlpriv->cfg->alt_fw_name) { @@ -235,8 +235,8 @@ static int rtl_op_add_interface(struct ieee80211_hw *hw, u8 retry_limit = 0x30; if (mac->vif) { - RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, - "vif has been set!! mac->vif = 0x%p\n", mac->vif); + rtl_dbg(rtlpriv, COMP_ERR, DBG_WARNING, + "vif has been set!! mac->vif = 0x%p\n", mac->vif); return -EOPNOTSUPP; } @@ -251,16 +251,16 @@ static int rtl_op_add_interface(struct ieee80211_hw *hw, /*fall through*/ case NL80211_IFTYPE_STATION: if (mac->beacon_enabled == 1) { - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - "NL80211_IFTYPE_STATION\n"); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, + "NL80211_IFTYPE_STATION\n"); mac->beacon_enabled = 0; rtlpriv->cfg->ops->update_interrupt_mask(hw, 0, rtlpriv->cfg->maps[RTL_IBSS_INT_MASKS]); } break; case NL80211_IFTYPE_ADHOC: - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - "NL80211_IFTYPE_ADHOC\n"); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, + "NL80211_IFTYPE_ADHOC\n"); mac->link_state = MAC80211_LINKED; rtlpriv->cfg->ops->set_bcn_reg(hw); @@ -277,8 +277,8 @@ static int rtl_op_add_interface(struct ieee80211_hw *hw, mac->p2p = P2P_ROLE_GO; /*fall through*/ case NL80211_IFTYPE_AP: - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - "NL80211_IFTYPE_AP\n"); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, + "NL80211_IFTYPE_AP\n"); mac->link_state = MAC80211_LINKED; rtlpriv->cfg->ops->set_bcn_reg(hw); @@ -292,8 +292,8 @@ static int rtl_op_add_interface(struct ieee80211_hw *hw, retry_limit = 0x07; break; case NL80211_IFTYPE_MESH_POINT: - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - "NL80211_IFTYPE_MESH_POINT\n"); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, + "NL80211_IFTYPE_MESH_POINT\n"); mac->link_state = MAC80211_LINKED; rtlpriv->cfg->ops->set_bcn_reg(hw); @@ -314,8 +314,8 @@ static int rtl_op_add_interface(struct ieee80211_hw *hw, } if (mac->p2p) { - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - "p2p role %x\n", vif->type); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, + "p2p role %x\n", vif->type); mac->basic_rates = 0xff0;/*disable cck rate for p2p*/ rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BASIC_RATE, (u8 *)(&mac->basic_rates)); @@ -379,8 +379,8 @@ static int rtl_op_change_interface(struct ieee80211_hw *hw, vif->type = new_type; vif->p2p = p2p; ret = rtl_op_add_interface(hw, vif); - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - "p2p %x\n", p2p); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, + "p2p %x\n", p2p); return ret; } @@ -454,8 +454,8 @@ static void _rtl_add_wowlan_patterns(struct ieee80211_hw *hw, memset(mask, 0, MAX_WOL_BIT_MASK_SIZE); if (patterns[i].pattern_len < 0 || patterns[i].pattern_len > MAX_WOL_PATTERN_SIZE) { - RT_TRACE(rtlpriv, COMP_POWER, DBG_WARNING, - "Pattern[%d] is too long\n", i); + rtl_dbg(rtlpriv, COMP_POWER, DBG_WARNING, + "Pattern[%d] is too long\n", i); continue; } pattern_os = patterns[i].pattern; @@ -534,8 +534,8 @@ static void _rtl_add_wowlan_patterns(struct ieee80211_hw *hw, "pattern to hw\n", content, len); /* 3. calculate crc */ rtl_pattern.crc = _calculate_wol_pattern_crc(content, len); - RT_TRACE(rtlpriv, COMP_POWER, DBG_TRACE, - "CRC_Remainder = 0x%x\n", rtl_pattern.crc); + rtl_dbg(rtlpriv, COMP_POWER, DBG_TRACE, + "CRC_Remainder = 0x%x\n", rtl_pattern.crc); /* 4. write crc & mask_for_hw to hw */ rtlpriv->cfg->ops->add_wowlan_pattern(hw, &rtl_pattern, i); @@ -550,7 +550,7 @@ static int rtl_op_suspend(struct ieee80211_hw *hw, struct rtl_hal *rtlhal = rtl_hal(rtlpriv); struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); - RT_TRACE(rtlpriv, COMP_POWER, DBG_DMESG, "\n"); + rtl_dbg(rtlpriv, COMP_POWER, DBG_DMESG, "\n"); if (WARN_ON(!wow)) return -EINVAL; @@ -576,7 +576,7 @@ static int rtl_op_resume(struct ieee80211_hw *hw) struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); time64_t now; - RT_TRACE(rtlpriv, COMP_POWER, DBG_DMESG, "\n"); + rtl_dbg(rtlpriv, COMP_POWER, DBG_DMESG, "\n"); rtlhal->driver_is_goingto_unload = false; rtlhal->enter_pnp_sleep = false; rtlhal->wake_from_pnp_sleep = true; @@ -607,8 +607,8 @@ static int rtl_op_config(struct ieee80211_hw *hw, u32 changed) mutex_lock(&rtlpriv->locks.conf_mutex); if (changed & IEEE80211_CONF_CHANGE_LISTEN_INTERVAL) { /* BIT(2)*/ - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - "IEEE80211_CONF_CHANGE_LISTEN_INTERVAL\n"); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, + "IEEE80211_CONF_CHANGE_LISTEN_INTERVAL\n"); } /*For IPS */ @@ -651,9 +651,9 @@ static int rtl_op_config(struct ieee80211_hw *hw, u32 changed) } if (changed & IEEE80211_CONF_CHANGE_RETRY_LIMITS) { - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - "IEEE80211_CONF_CHANGE_RETRY_LIMITS %x\n", - hw->conf.long_frame_max_tx_count); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, + "IEEE80211_CONF_CHANGE_RETRY_LIMITS %x\n", + hw->conf.long_frame_max_tx_count); /* brought up everything changes (changed == ~0) indicates first * open, so use our default value instead of that of wiphy. */ @@ -828,13 +828,13 @@ static void rtl_op_configure_filter(struct ieee80211_hw *hw, if (*new_flags & FIF_ALLMULTI) { mac->rx_conf |= rtlpriv->cfg->maps[MAC_RCR_AM] | rtlpriv->cfg->maps[MAC_RCR_AB]; - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - "Enable receive multicast frame\n"); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, + "Enable receive multicast frame\n"); } else { mac->rx_conf &= ~(rtlpriv->cfg->maps[MAC_RCR_AM] | rtlpriv->cfg->maps[MAC_RCR_AB]); - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - "Disable receive multicast frame\n"); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, + "Disable receive multicast frame\n"); } update_rcr = true; } @@ -842,12 +842,12 @@ static void rtl_op_configure_filter(struct ieee80211_hw *hw, if (changed_flags & FIF_FCSFAIL) { if (*new_flags & FIF_FCSFAIL) { mac->rx_conf |= rtlpriv->cfg->maps[MAC_RCR_ACRC32]; - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - "Enable receive FCS error frame\n"); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, + "Enable receive FCS error frame\n"); } else { mac->rx_conf &= ~rtlpriv->cfg->maps[MAC_RCR_ACRC32]; - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - "Disable receive FCS error frame\n"); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, + "Disable receive FCS error frame\n"); } if (!update_rcr) update_rcr = true; @@ -874,12 +874,12 @@ static void rtl_op_configure_filter(struct ieee80211_hw *hw, if (*new_flags & FIF_CONTROL) { mac->rx_conf |= rtlpriv->cfg->maps[MAC_RCR_ACF]; - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - "Enable receive control frame.\n"); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, + "Enable receive control frame.\n"); } else { mac->rx_conf &= ~rtlpriv->cfg->maps[MAC_RCR_ACF]; - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - "Disable receive control frame.\n"); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, + "Disable receive control frame.\n"); } if (!update_rcr) update_rcr = true; @@ -888,12 +888,12 @@ static void rtl_op_configure_filter(struct ieee80211_hw *hw, if (changed_flags & FIF_OTHER_BSS) { if (*new_flags & FIF_OTHER_BSS) { mac->rx_conf |= rtlpriv->cfg->maps[MAC_RCR_AAP]; - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - "Enable receive other BSS's frame.\n"); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, + "Enable receive other BSS's frame.\n"); } else { mac->rx_conf &= ~rtlpriv->cfg->maps[MAC_RCR_AAP]; - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - "Disable receive other BSS's frame.\n"); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, + "Disable receive other BSS's frame.\n"); } if (!update_rcr) update_rcr = true; @@ -941,7 +941,7 @@ static int rtl_op_sta_add(struct ieee80211_hw *hw, sta->supp_rates[0] &= 0xfffffff0; memcpy(sta_entry->mac_addr, sta->addr, ETH_ALEN); - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_DMESG, "Add sta addr is %pM\n", sta->addr); rtlpriv->cfg->ops->update_rate_tbl(hw, sta, 0, true); } @@ -956,8 +956,8 @@ static int rtl_op_sta_remove(struct ieee80211_hw *hw, struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_sta_info *sta_entry; if (sta) { - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, - "Remove sta addr is %pM\n", sta->addr); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_DMESG, + "Remove sta addr is %pM\n", sta->addr); sta_entry = (struct rtl_sta_info *)sta->drv_priv; sta_entry->wireless_mode = 0; sta_entry->ratr_index = 0; @@ -1004,8 +1004,8 @@ static int rtl_op_conf_tx(struct ieee80211_hw *hw, int aci; if (queue >= AC_MAX) { - RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, - "queue number %d is incorrect!\n", queue); + rtl_dbg(rtlpriv, COMP_ERR, DBG_WARNING, + "queue number %d is incorrect!\n", queue); return -EINVAL; } @@ -1050,8 +1050,8 @@ static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, (changed & BSS_CHANGED_BEACON_ENABLED && bss_conf->enable_beacon)) { if (mac->beacon_enabled == 0) { - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, - "BSS_CHANGED_BEACON_ENABLED\n"); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_DMESG, + "BSS_CHANGED_BEACON_ENABLED\n"); /*start hw beacon interrupt. */ /*rtlpriv->cfg->ops->set_bcn_reg(hw); */ @@ -1068,8 +1068,8 @@ static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, if ((changed & BSS_CHANGED_BEACON_ENABLED && !bss_conf->enable_beacon)) { if (mac->beacon_enabled == 1) { - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, - "ADHOC DISABLE BEACON\n"); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_DMESG, + "ADHOC DISABLE BEACON\n"); mac->beacon_enabled = 0; rtlpriv->cfg->ops->update_interrupt_mask(hw, 0, @@ -1078,8 +1078,8 @@ static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, } } if (changed & BSS_CHANGED_BEACON_INT) { - RT_TRACE(rtlpriv, COMP_BEACON, DBG_TRACE, - "BSS_CHANGED_BEACON_INT\n"); + rtl_dbg(rtlpriv, COMP_BEACON, DBG_TRACE, + "BSS_CHANGED_BEACON_INT\n"); mac->beacon_interval = bss_conf->beacon_int; rtlpriv->cfg->ops->set_bcn_intv(hw); } @@ -1117,8 +1117,8 @@ static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, rcu_read_unlock(); goto out; } - RT_TRACE(rtlpriv, COMP_EASY_CONCURRENT, DBG_LOUD, - "send PS STATIC frame\n"); + rtl_dbg(rtlpriv, COMP_EASY_CONCURRENT, DBG_LOUD, + "send PS STATIC frame\n"); if (rtlpriv->dm.supp_phymode_switch) { if (sta->ht_cap.ht_supported) rtl_send_smps_action(hw, sta, @@ -1158,8 +1158,8 @@ static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, HW_VAR_KEEP_ALIVE, (u8 *)(&keep_alive)); - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, - "BSS_CHANGED_ASSOC\n"); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_DMESG, + "BSS_CHANGED_ASSOC\n"); } else { struct cfg80211_bss *bss = NULL; @@ -1176,14 +1176,14 @@ static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, IEEE80211_BSS_TYPE_ESS, IEEE80211_PRIVACY_OFF); - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, - "bssid = %pMF\n", mac->bssid); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_DMESG, + "bssid = %pMF\n", mac->bssid); if (bss) { cfg80211_unlink_bss(hw->wiphy, bss); cfg80211_put_bss(hw->wiphy, bss); - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, - "cfg80211_unlink !!\n"); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_DMESG, + "cfg80211_unlink !!\n"); } eth_zero_addr(mac->bssid); @@ -1194,8 +1194,8 @@ static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, if (rtlpriv->cfg->ops->chk_switch_dmdp) rtlpriv->cfg->ops->chk_switch_dmdp(hw); } - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, - "BSS_CHANGED_UN_ASSOC\n"); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_DMESG, + "BSS_CHANGED_UN_ASSOC\n"); } rtlpriv->cfg->ops->set_network_type(hw, vif->type); /* For FW LPS: @@ -1213,14 +1213,14 @@ static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, } if (changed & BSS_CHANGED_ERP_CTS_PROT) { - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, - "BSS_CHANGED_ERP_CTS_PROT\n"); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_TRACE, + "BSS_CHANGED_ERP_CTS_PROT\n"); mac->use_cts_protect = bss_conf->use_cts_prot; } if (changed & BSS_CHANGED_ERP_PREAMBLE) { - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - "BSS_CHANGED_ERP_PREAMBLE use short preamble:%x\n", + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, + "BSS_CHANGED_ERP_PREAMBLE use short preamble:%x\n", bss_conf->use_short_preamble); mac->short_preamble = bss_conf->use_short_preamble; @@ -1229,8 +1229,8 @@ static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, } if (changed & BSS_CHANGED_ERP_SLOT) { - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, - "BSS_CHANGED_ERP_SLOT\n"); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_TRACE, + "BSS_CHANGED_ERP_SLOT\n"); if (bss_conf->use_short_slot) mac->slot_time = RTL_SLOT_TIME_9; @@ -1244,8 +1244,8 @@ static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, if (changed & BSS_CHANGED_HT) { struct ieee80211_sta *sta = NULL; - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, - "BSS_CHANGED_HT\n"); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_TRACE, + "BSS_CHANGED_HT\n"); rcu_read_lock(); sta = ieee80211_find_sta(vif, (u8 *)bss_conf->bssid); @@ -1276,8 +1276,8 @@ static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BSSID, (u8 *)bss_conf->bssid); - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, - "bssid: %pM\n", bss_conf->bssid); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_DMESG, + "bssid: %pM\n", bss_conf->bssid); mac->vendor = PEER_UNKNOWN; memcpy(mac->bssid, bss_conf->bssid, ETH_ALEN); @@ -1407,27 +1407,27 @@ static int rtl_op_ampdu_action(struct ieee80211_hw *hw, switch (action) { case IEEE80211_AMPDU_TX_START: - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, - "IEEE80211_AMPDU_TX_START: TID:%d\n", tid); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_TRACE, + "IEEE80211_AMPDU_TX_START: TID:%d\n", tid); return rtl_tx_agg_start(hw, vif, sta, tid, ssn); case IEEE80211_AMPDU_TX_STOP_CONT: case IEEE80211_AMPDU_TX_STOP_FLUSH: case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, - "IEEE80211_AMPDU_TX_STOP: TID:%d\n", tid); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_TRACE, + "IEEE80211_AMPDU_TX_STOP: TID:%d\n", tid); return rtl_tx_agg_stop(hw, vif, sta, tid); case IEEE80211_AMPDU_TX_OPERATIONAL: - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, - "IEEE80211_AMPDU_TX_OPERATIONAL:TID:%d\n", tid); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_TRACE, + "IEEE80211_AMPDU_TX_OPERATIONAL:TID:%d\n", tid); rtl_tx_agg_oper(hw, sta, tid); break; case IEEE80211_AMPDU_RX_START: - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, - "IEEE80211_AMPDU_RX_START:TID:%d\n", tid); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_TRACE, + "IEEE80211_AMPDU_RX_START:TID:%d\n", tid); return rtl_rx_agg_start(hw, sta, tid); case IEEE80211_AMPDU_RX_STOP: - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, - "IEEE80211_AMPDU_RX_STOP:TID:%d\n", tid); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_TRACE, + "IEEE80211_AMPDU_RX_STOP:TID:%d\n", tid); return rtl_rx_agg_stop(hw, sta, tid); default: pr_err("IEEE80211_AMPDU_ERR!!!!:\n"); @@ -1443,7 +1443,7 @@ static void rtl_op_sw_scan_start(struct ieee80211_hw *hw, struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, "\n"); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, "\n"); mac->act_scanning = true; if (rtlpriv->link_info.higher_busytraffic) { mac->skip_scan = true; @@ -1481,7 +1481,7 @@ static void rtl_op_sw_scan_complete(struct ieee80211_hw *hw, struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, "\n"); + rtl_dbg(rtlpriv, COMP_MAC80211, DBG_LOUD, "\n"); mac->act_scanning = false; mac->skip_scan = false; @@ -1531,8 +1531,8 @@ static int rtl_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, rtlpriv->btcoexist.btc_info.in_4way = false; if (rtlpriv->cfg->mod_params->sw_crypto || rtlpriv->sec.use_sw_sec) { - RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, - "not open hw encryption\n"); + rtl_dbg(rtlpriv, COMP_ERR, DBG_WARNING, + "not open hw encryption\n"); return -ENOSPC; /*User disabled HW-crypto */ } /* To support IBSS, use sw-crypto for GTK */ @@ -1540,10 +1540,10 @@ static int rtl_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, vif->type == NL80211_IFTYPE_MESH_POINT) && !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE)) return -ENOSPC; - RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, - "%s hardware based encryption for keyidx: %d, mac: %pM\n", - cmd == SET_KEY ? "Using" : "Disabling", key->keyidx, - sta ? sta->addr : bcast_addr); + rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG, + "%s hardware based encryption for keyidx: %d, mac: %pM\n", + cmd == SET_KEY ? "Using" : "Disabling", key->keyidx, + sta ? sta->addr : bcast_addr); rtlpriv->sec.being_setkey = true; rtl_ips_nic_on(hw); mutex_lock(&rtlpriv->locks.conf_mutex); @@ -1552,28 +1552,28 @@ static int rtl_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, switch (key->cipher) { case WLAN_CIPHER_SUITE_WEP40: key_type = WEP40_ENCRYPTION; - RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, "alg:WEP40\n"); + rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG, "alg:WEP40\n"); break; case WLAN_CIPHER_SUITE_WEP104: - RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, "alg:WEP104\n"); + rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG, "alg:WEP104\n"); key_type = WEP104_ENCRYPTION; break; case WLAN_CIPHER_SUITE_TKIP: key_type = TKIP_ENCRYPTION; - RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, "alg:TKIP\n"); + rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG, "alg:TKIP\n"); break; case WLAN_CIPHER_SUITE_CCMP: key_type = AESCCMP_ENCRYPTION; - RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, "alg:CCMP\n"); + rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG, "alg:CCMP\n"); break; case WLAN_CIPHER_SUITE_AES_CMAC: /* HW don't support CMAC encryption, * use software CMAC encryption */ key_type = AESCMAC_ENCRYPTION; - RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, "alg:CMAC\n"); - RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, - "HW don't support CMAC encryption, use software CMAC encryption\n"); + rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG, "alg:CMAC\n"); + rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG, + "HW don't support CMAC encryption, use software CMAC encryption\n"); err = -EOPNOTSUPP; goto out_unlock; default: @@ -1619,9 +1619,9 @@ static int rtl_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, key_type == WEP104_ENCRYPTION)) wep_only = true; rtlpriv->sec.pairwise_enc_algorithm = key_type; - RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, - "set enable_hw_sec, key_type:%x(OPEN:0 WEP40:1 TKIP:2 AES:4 WEP104:5)\n", - key_type); + rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG, + "set enable_hw_sec, key_type:%x(OPEN:0 WEP40:1 TKIP:2 AES:4 WEP104:5)\n", + key_type); rtlpriv->cfg->ops->enable_hw_sec(hw); } } @@ -1629,8 +1629,8 @@ static int rtl_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, switch (cmd) { case SET_KEY: if (wep_only) { - RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, - "set WEP(group/pairwise) key\n"); + rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG, + "set WEP(group/pairwise) key\n"); /* Pairwise key with an assigned MAC address. */ rtlpriv->sec.pairwise_enc_algorithm = key_type; rtlpriv->sec.group_enc_algorithm = key_type; @@ -1640,8 +1640,8 @@ static int rtl_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, rtlpriv->sec.key_len[key_idx] = key->keylen; eth_zero_addr(mac_addr); } else if (group_key) { /* group key */ - RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, - "set group key\n"); + rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG, + "set group key\n"); /* group key */ rtlpriv->sec.group_enc_algorithm = key_type; /*set local buf about group key. */ @@ -1650,8 +1650,8 @@ static int rtl_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, rtlpriv->sec.key_len[key_idx] = key->keylen; memcpy(mac_addr, bcast_addr, ETH_ALEN); } else { /* pairwise key */ - RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, - "set pairwise key\n"); + rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG, + "set pairwise key\n"); if (!sta) { WARN_ONCE(true, "rtlwifi: pairwise key without mac_addr\n"); @@ -1683,8 +1683,8 @@ static int rtl_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, key->flags |= IEEE80211_KEY_FLAG_SW_MGMT_TX; break; case DISABLE_KEY: - RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, - "disable key delete one entry\n"); + rtl_dbg(rtlpriv, COMP_SEC, DBG_DMESG, + "disable key delete one entry\n"); /*set local buf about wep key. */ if (vif->type == NL80211_IFTYPE_AP || vif->type == NL80211_IFTYPE_MESH_POINT) { @@ -1732,9 +1732,9 @@ static void rtl_op_rfkill_poll(struct ieee80211_hw *hw) if (unlikely(radio_state != rtlpriv->rfkill.rfkill_state)) { rtlpriv->rfkill.rfkill_state = radio_state; - RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG, - "wireless radio switch turned %s\n", - radio_state ? "on" : "off"); + rtl_dbg(rtlpriv, COMP_RF, DBG_DMESG, + "wireless radio switch turned %s\n", + radio_state ? "on" : "off"); blocked = (rtlpriv->rfkill.rfkill_state == 1) ? 0 : 1; wiphy_rfkill_set_hw_state(hw->wiphy, blocked); @@ -1779,26 +1779,27 @@ bool rtl_hal_pwrseqcmdparsing(struct rtl_priv *rtlpriv, u8 cut_version, do { cfg_cmd = pwrcfgcmd[ary_idx]; - RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, - "rtl_hal_pwrseqcmdparsing(): offset(%#x),cut_msk(%#x), famsk(%#x), interface_msk(%#x), base(%#x), cmd(%#x), msk(%#x), value(%#x)\n", - GET_PWR_CFG_OFFSET(cfg_cmd), - GET_PWR_CFG_CUT_MASK(cfg_cmd), - GET_PWR_CFG_FAB_MASK(cfg_cmd), - GET_PWR_CFG_INTF_MASK(cfg_cmd), - GET_PWR_CFG_BASE(cfg_cmd), GET_PWR_CFG_CMD(cfg_cmd), - GET_PWR_CFG_MASK(cfg_cmd), GET_PWR_CFG_VALUE(cfg_cmd)); + rtl_dbg(rtlpriv, COMP_INIT, DBG_TRACE, + "%s: offset(%#x),cut_msk(%#x), famsk(%#x), interface_msk(%#x), base(%#x), cmd(%#x), msk(%#x), value(%#x)\n", + __func__, + GET_PWR_CFG_OFFSET(cfg_cmd), + GET_PWR_CFG_CUT_MASK(cfg_cmd), + GET_PWR_CFG_FAB_MASK(cfg_cmd), + GET_PWR_CFG_INTF_MASK(cfg_cmd), + GET_PWR_CFG_BASE(cfg_cmd), GET_PWR_CFG_CMD(cfg_cmd), + GET_PWR_CFG_MASK(cfg_cmd), GET_PWR_CFG_VALUE(cfg_cmd)); if ((GET_PWR_CFG_FAB_MASK(cfg_cmd)&faversion) && (GET_PWR_CFG_CUT_MASK(cfg_cmd)&cut_version) && (GET_PWR_CFG_INTF_MASK(cfg_cmd)&interface_type)) { switch (GET_PWR_CFG_CMD(cfg_cmd)) { case PWR_CMD_READ: - RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, + rtl_dbg(rtlpriv, COMP_INIT, DBG_TRACE, "rtl_hal_pwrseqcmdparsing(): PWR_CMD_READ\n"); break; case PWR_CMD_WRITE: - RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, - "%s(): PWR_CMD_WRITE\n", __func__); + rtl_dbg(rtlpriv, COMP_INIT, DBG_TRACE, + "%s(): PWR_CMD_WRITE\n", __func__); offset = GET_PWR_CFG_OFFSET(cfg_cmd); /*Read the value from system register*/ @@ -1811,7 +1812,7 @@ bool rtl_hal_pwrseqcmdparsing(struct rtl_priv *rtlpriv, u8 cut_version, rtl_write_byte(rtlpriv, offset, value); break; case PWR_CMD_POLLING: - RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, + rtl_dbg(rtlpriv, COMP_INIT, DBG_TRACE, "rtl_hal_pwrseqcmdparsing(): PWR_CMD_POLLING\n"); polling_bit = false; offset = GET_PWR_CFG_OFFSET(cfg_cmd); @@ -1832,8 +1833,8 @@ bool rtl_hal_pwrseqcmdparsing(struct rtl_priv *rtlpriv, u8 cut_version, } while (!polling_bit); break; case PWR_CMD_DELAY: - RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, - "rtl_hal_pwrseqcmdparsing(): PWR_CMD_DELAY\n"); + rtl_dbg(rtlpriv, COMP_INIT, DBG_TRACE, + "%s: PWR_CMD_DELAY\n", __func__); if (GET_PWR_CFG_VALUE(cfg_cmd) == PWRSEQ_DELAY_US) udelay(GET_PWR_CFG_OFFSET(cfg_cmd)); @@ -1841,8 +1842,8 @@ bool rtl_hal_pwrseqcmdparsing(struct rtl_priv *rtlpriv, u8 cut_version, mdelay(GET_PWR_CFG_OFFSET(cfg_cmd)); break; case PWR_CMD_END: - RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, - "rtl_hal_pwrseqcmdparsing(): PWR_CMD_END\n"); + rtl_dbg(rtlpriv, COMP_INIT, DBG_TRACE, + "%s: PWR_CMD_END\n", __func__); return true; default: WARN_ONCE(true, diff --git a/drivers/net/wireless/realtek/rtlwifi/debug.c b/drivers/net/wireless/realtek/rtlwifi/debug.c index 498994041bbc..6a0dfc6d4905 100644 --- a/drivers/net/wireless/realtek/rtlwifi/debug.c +++ b/drivers/net/wireless/realtek/rtlwifi/debug.c @@ -319,8 +319,8 @@ static ssize_t rtl_debugfs_set_write_reg(struct file *filp, tmp_len = (count > sizeof(tmp) - 1 ? sizeof(tmp) - 1 : count); - if (!buffer || copy_from_user(tmp, buffer, tmp_len)) - return count; + if (copy_from_user(tmp, buffer, tmp_len)) + return -EFAULT; tmp[tmp_len] = '\0'; @@ -328,7 +328,7 @@ static ssize_t rtl_debugfs_set_write_reg(struct file *filp, num = sscanf(tmp, "%x %x %x", &addr, &val, &len); if (num != 3) - return count; + return -EINVAL; switch (len) { case 1: @@ -370,8 +370,8 @@ static ssize_t rtl_debugfs_set_write_h2c(struct file *filp, tmp_len = (count > sizeof(tmp) - 1 ? sizeof(tmp) - 1 : count); - if (!buffer || copy_from_user(tmp, buffer, tmp_len)) - return count; + if (copy_from_user(tmp, buffer, tmp_len)) + return -EFAULT; tmp[tmp_len] = '\0'; @@ -381,8 +381,8 @@ static ssize_t rtl_debugfs_set_write_h2c(struct file *filp, &h2c_data[4], &h2c_data[5], &h2c_data[6], &h2c_data[7]); - if (h2c_len <= 0) - return count; + if (h2c_len == 0) + return -EINVAL; for (i = 0; i < h2c_len; i++) h2c_data_packed[i] = (u8)h2c_data[i]; @@ -416,8 +416,8 @@ static ssize_t rtl_debugfs_set_write_rfreg(struct file *filp, tmp_len = (count > sizeof(tmp) - 1 ? sizeof(tmp) - 1 : count); - if (!buffer || copy_from_user(tmp, buffer, tmp_len)) - return count; + if (copy_from_user(tmp, buffer, tmp_len)) + return -EFAULT; tmp[tmp_len] = '\0'; @@ -425,9 +425,9 @@ static ssize_t rtl_debugfs_set_write_rfreg(struct file *filp, &path, &addr, &bitmask, &data); if (num != 4) { - RT_TRACE(rtlpriv, COMP_ERR, DBG_DMESG, - "Format is <path> <addr> <mask> <data>\n"); - return count; + rtl_dbg(rtlpriv, COMP_ERR, DBG_DMESG, + "Format is <path> <addr> <mask> <data>\n"); + return -EINVAL; } rtl_set_rfreg(hw, path, addr, bitmask, data); diff --git a/drivers/net/wireless/realtek/rtlwifi/debug.h b/drivers/net/wireless/realtek/rtlwifi/debug.h index ad6834af618b..14f822afc89a 100644 --- a/drivers/net/wireless/realtek/rtlwifi/debug.h +++ b/drivers/net/wireless/realtek/rtlwifi/debug.h @@ -181,6 +181,10 @@ void _rtl_dbg_print_data(struct rtl_priv *rtlpriv, u64 comp, int level, const char *titlestring, const void *hexdata, int hexdatalen); +#define rtl_dbg(rtlpriv, comp, level, fmt, ...) \ + _rtl_dbg_trace(rtlpriv, comp, level, \ + fmt, ##__VA_ARGS__) + #define RT_TRACE(rtlpriv, comp, level, fmt, ...) \ _rtl_dbg_trace(rtlpriv, comp, level, \ fmt, ##__VA_ARGS__) @@ -198,6 +202,13 @@ void _rtl_dbg_print_data(struct rtl_priv *rtlpriv, u64 comp, int level, struct rtl_priv; __printf(4, 5) +static inline void rtl_dbg(struct rtl_priv *rtlpriv, + u64 comp, int level, + const char *fmt, ...) +{ +} + +__printf(4, 5) static inline void RT_TRACE(struct rtl_priv *rtlpriv, u64 comp, int level, const char *fmt, ...) diff --git a/drivers/net/wireless/realtek/rtlwifi/efuse.c b/drivers/net/wireless/realtek/rtlwifi/efuse.c index 9729e51fce38..5d8995097ee7 100644 --- a/drivers/net/wireless/realtek/rtlwifi/efuse.c +++ b/drivers/net/wireless/realtek/rtlwifi/efuse.c @@ -160,8 +160,8 @@ void efuse_write_1byte(struct ieee80211_hw *hw, u16 address, u8 value) const u32 efuse_len = rtlpriv->cfg->maps[EFUSE_REAL_CONTENT_SIZE]; - RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, "Addr=%x Data =%x\n", - address, value); + rtl_dbg(rtlpriv, COMP_EFUSE, DBG_LOUD, "Addr=%x Data =%x\n", + address, value); if (address < efuse_len) { rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL], value); @@ -251,9 +251,9 @@ void read_efuse(struct ieee80211_hw *hw, u16 _offset, u16 _size_byte, u8 *pbuf) u8 efuse_usage; if ((_offset + _size_byte) > rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE]) { - RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, - "read_efuse(): Invalid offset(%#x) with read bytes(%#x)!!\n", - _offset, _size_byte); + rtl_dbg(rtlpriv, COMP_EFUSE, DBG_LOUD, + "%s: Invalid offset(%#x) with read bytes(%#x)!!\n", + __func__, _offset, _size_byte); return; } @@ -416,9 +416,9 @@ bool efuse_shadow_update_chk(struct ieee80211_hw *hw) (EFUSE_MAX_SIZE - rtlpriv->cfg->maps[EFUSE_OOB_PROTECT_BYTES_LEN])) result = false; - RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, - "efuse_shadow_update_chk(): totalbytes(%#x), hdr_num(%#x), words_need(%#x), efuse_used(%d)\n", - totalbytes, hdr_num, words_need, efuse_used); + rtl_dbg(rtlpriv, COMP_EFUSE, DBG_LOUD, + "%s: totalbytes(%#x), hdr_num(%#x), words_need(%#x), efuse_used(%d)\n", + __func__, totalbytes, hdr_num, words_need, efuse_used); return result; } @@ -456,7 +456,7 @@ bool efuse_shadow_update(struct ieee80211_hw *hw) u8 word_en = 0x0F; u8 first_pg = false; - RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, "\n"); + rtl_dbg(rtlpriv, COMP_EFUSE, DBG_LOUD, "\n"); if (!efuse_shadow_update_chk(hw)) { efuse_read_all_map(hw, &rtlefuse->efuse_map[EFUSE_INIT_MAP][0]); @@ -464,8 +464,8 @@ bool efuse_shadow_update(struct ieee80211_hw *hw) &rtlefuse->efuse_map[EFUSE_INIT_MAP][0], rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE]); - RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, - "efuse out of capacity!!\n"); + rtl_dbg(rtlpriv, COMP_EFUSE, DBG_LOUD, + "efuse out of capacity!!\n"); return false; } efuse_power_switch(hw, true, true); @@ -503,8 +503,8 @@ bool efuse_shadow_update(struct ieee80211_hw *hw) if (!efuse_pg_packet_write(hw, (u8) offset, word_en, tmpdata)) { - RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, - "PG section(%#x) fail!!\n", offset); + rtl_dbg(rtlpriv, COMP_ERR, DBG_WARNING, + "PG section(%#x) fail!!\n", offset); break; } } @@ -518,7 +518,7 @@ bool efuse_shadow_update(struct ieee80211_hw *hw) &rtlefuse->efuse_map[EFUSE_INIT_MAP][0], rtlpriv->cfg->maps[EFUSE_HWSET_MAX_SIZE]); - RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, "\n"); + rtl_dbg(rtlpriv, COMP_EFUSE, DBG_LOUD, "\n"); return true; } @@ -656,8 +656,8 @@ static int efuse_one_byte_write(struct ieee80211_hw *hw, u16 addr, u8 data) struct rtl_priv *rtlpriv = rtl_priv(hw); u8 tmpidx = 0; - RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, - "Addr = %x Data=%x\n", addr, data); + rtl_dbg(rtlpriv, COMP_EFUSE, DBG_LOUD, + "Addr = %x Data=%x\n", addr, data); rtl_write_byte(rtlpriv, rtlpriv->cfg->maps[EFUSE_CTRL] + 1, (u8) (addr & 0xff)); @@ -1036,8 +1036,8 @@ static int efuse_pg_packet_write(struct ieee80211_hw *hw, if (efuse_addr >= (EFUSE_MAX_SIZE - rtlpriv->cfg->maps[EFUSE_OOB_PROTECT_BYTES_LEN])) { - RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, - "efuse_addr(%#x) Out of size!!\n", efuse_addr); + rtl_dbg(rtlpriv, COMP_EFUSE, DBG_LOUD, + "efuse_addr(%#x) Out of size!!\n", efuse_addr); } return true; @@ -1077,8 +1077,8 @@ static u8 enable_efuse_data_write(struct ieee80211_hw *hw, u8 tmpdata[8]; memset(tmpdata, 0xff, PGPKT_DATA_SIZE); - RT_TRACE(rtlpriv, COMP_EFUSE, DBG_LOUD, - "word_en = %x efuse_addr=%x\n", word_en, efuse_addr); + rtl_dbg(rtlpriv, COMP_EFUSE, DBG_LOUD, + "word_en = %x efuse_addr=%x\n", word_en, efuse_addr); if (!(word_en & BIT(0))) { tmpaddr = start_addr; @@ -1281,11 +1281,11 @@ int rtl_get_hwinfo(struct ieee80211_hw *hw, struct rtl_priv *rtlpriv, eeprom_id = *((u16 *)&hwinfo[0]); if (eeprom_id != params[0]) { - RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, - "EEPROM ID(%#x) is invalid!!\n", eeprom_id); + rtl_dbg(rtlpriv, COMP_ERR, DBG_WARNING, + "EEPROM ID(%#x) is invalid!!\n", eeprom_id); rtlefuse->autoload_failflag = true; } else { - RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, "Autoload OK\n"); + rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, "Autoload OK\n"); rtlefuse->autoload_failflag = false; } @@ -1296,30 +1296,30 @@ int rtl_get_hwinfo(struct ieee80211_hw *hw, struct rtl_priv *rtlpriv, rtlefuse->eeprom_did = *(u16 *)&hwinfo[params[2]]; rtlefuse->eeprom_svid = *(u16 *)&hwinfo[params[3]]; rtlefuse->eeprom_smid = *(u16 *)&hwinfo[params[4]]; - RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, - "EEPROMId = 0x%4x\n", eeprom_id); - RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, - "EEPROM VID = 0x%4x\n", rtlefuse->eeprom_vid); - RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, - "EEPROM DID = 0x%4x\n", rtlefuse->eeprom_did); - RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, - "EEPROM SVID = 0x%4x\n", rtlefuse->eeprom_svid); - RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, - "EEPROM SMID = 0x%4x\n", rtlefuse->eeprom_smid); + rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, + "EEPROMId = 0x%4x\n", eeprom_id); + rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, + "EEPROM VID = 0x%4x\n", rtlefuse->eeprom_vid); + rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, + "EEPROM DID = 0x%4x\n", rtlefuse->eeprom_did); + rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, + "EEPROM SVID = 0x%4x\n", rtlefuse->eeprom_svid); + rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, + "EEPROM SMID = 0x%4x\n", rtlefuse->eeprom_smid); for (i = 0; i < 6; i += 2) { usvalue = *(u16 *)&hwinfo[params[5] + i]; *((u16 *)(&rtlefuse->dev_addr[i])) = usvalue; } - RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "%pM\n", rtlefuse->dev_addr); + rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, "%pM\n", rtlefuse->dev_addr); rtlefuse->eeprom_channelplan = *&hwinfo[params[6]]; rtlefuse->eeprom_version = *(u16 *)&hwinfo[params[7]]; rtlefuse->txpwr_fromeprom = true; rtlefuse->eeprom_oemid = *&hwinfo[params[8]]; - RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, - "EEPROM Customer ID: 0x%2x\n", rtlefuse->eeprom_oemid); + rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, + "EEPROM Customer ID: 0x%2x\n", rtlefuse->eeprom_oemid); /* set channel plan to world wide 13 */ rtlefuse->channel_plan = params[9]; diff --git a/drivers/net/wireless/realtek/rtlwifi/pci.c b/drivers/net/wireless/realtek/rtlwifi/pci.c index 83749578fa8b..b31363560e21 100644 --- a/drivers/net/wireless/realtek/rtlwifi/pci.c +++ b/drivers/net/wireless/realtek/rtlwifi/pci.c @@ -186,21 +186,29 @@ static bool _rtl_pci_platform_switch_device_pci_aspm( struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); + value &= PCI_EXP_LNKCTL_ASPMC; + if (rtlhal->hw_type != HARDWARE_TYPE_RTL8192SE) - value |= 0x40; + value |= PCI_EXP_LNKCTL_CCC; - pci_write_config_byte(rtlpci->pdev, 0x80, value); + pcie_capability_clear_and_set_word(rtlpci->pdev, PCI_EXP_LNKCTL, + PCI_EXP_LNKCTL_ASPMC | value, + value); return false; } -/*When we set 0x01 to enable clk request. Set 0x0 to disable clk req.*/ -static void _rtl_pci_switch_clk_req(struct ieee80211_hw *hw, u8 value) +/* @value is PCI_EXP_LNKCTL_CLKREQ_EN or 0 to enable/disable clk request. */ +static void _rtl_pci_switch_clk_req(struct ieee80211_hw *hw, u16 value) { struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); - pci_write_config_byte(rtlpci->pdev, 0x81, value); + value &= PCI_EXP_LNKCTL_CLKREQ_EN; + + pcie_capability_clear_and_set_word(rtlpci->pdev, PCI_EXP_LNKCTL, + PCI_EXP_LNKCTL_CLKREQ_EN, + value); if (rtlhal->hw_type == HARDWARE_TYPE_RTL8192SE) udelay(100); @@ -214,11 +222,8 @@ static void rtl_pci_disable_aspm(struct ieee80211_hw *hw) struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); u8 pcibridge_vendor = pcipriv->ndis_adapter.pcibridge_vendor; - u8 num4bytes = pcipriv->ndis_adapter.num4bytes; /*Retrieve original configuration settings. */ u8 linkctrl_reg = pcipriv->ndis_adapter.linkctrl_reg; - u16 pcibridge_linkctrlreg = pcipriv->ndis_adapter. - pcibridge_linkctrlreg; u16 aspmlevel = 0; u8 tmp_u1b = 0; @@ -226,8 +231,8 @@ static void rtl_pci_disable_aspm(struct ieee80211_hw *hw) return; if (pcibridge_vendor == PCI_BRIDGE_VENDOR_UNKNOWN) { - RT_TRACE(rtlpriv, COMP_POWER, DBG_TRACE, - "PCI(Bridge) UNKNOWN\n"); + rtl_dbg(rtlpriv, COMP_POWER, DBG_TRACE, + "PCI(Bridge) UNKNOWN\n"); return; } @@ -243,16 +248,8 @@ static void rtl_pci_disable_aspm(struct ieee80211_hw *hw) /*Set corresponding value. */ aspmlevel |= BIT(0) | BIT(1); linkctrl_reg &= ~aspmlevel; - pcibridge_linkctrlreg &= ~(BIT(0) | BIT(1)); _rtl_pci_platform_switch_device_pci_aspm(hw, linkctrl_reg); - udelay(50); - - /*4 Disable Pci Bridge ASPM */ - pci_write_config_byte(rtlpci->pdev, (num4bytes << 2), - pcibridge_linkctrlreg); - - udelay(50); } /*Enable RTL8192SE ASPM & Enable Pci Bridge ASPM for @@ -267,39 +264,18 @@ static void rtl_pci_enable_aspm(struct ieee80211_hw *hw) struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); u8 pcibridge_vendor = pcipriv->ndis_adapter.pcibridge_vendor; - u8 num4bytes = pcipriv->ndis_adapter.num4bytes; u16 aspmlevel; - u8 u_pcibridge_aspmsetting; u8 u_device_aspmsetting; if (!ppsc->support_aspm) return; if (pcibridge_vendor == PCI_BRIDGE_VENDOR_UNKNOWN) { - RT_TRACE(rtlpriv, COMP_POWER, DBG_TRACE, - "PCI(Bridge) UNKNOWN\n"); + rtl_dbg(rtlpriv, COMP_POWER, DBG_TRACE, + "PCI(Bridge) UNKNOWN\n"); return; } - /*4 Enable Pci Bridge ASPM */ - - u_pcibridge_aspmsetting = - pcipriv->ndis_adapter.pcibridge_linkctrlreg | - rtlpci->const_hostpci_aspm_setting; - - if (pcibridge_vendor == PCI_BRIDGE_VENDOR_INTEL) - u_pcibridge_aspmsetting &= ~BIT(0); - - pci_write_config_byte(rtlpci->pdev, (num4bytes << 2), - u_pcibridge_aspmsetting); - - RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, - "PlatformEnableASPM(): Write reg[%x] = %x\n", - (pcipriv->ndis_adapter.pcibridge_pciehdr_offset + 0x10), - u_pcibridge_aspmsetting); - - udelay(50); - /*Get ASPM level (with/without Clock Req) */ aspmlevel = rtlpci->const_devicepci_aspm_setting; u_device_aspmsetting = pcipriv->ndis_adapter.linkctrl_reg; @@ -313,7 +289,8 @@ static void rtl_pci_enable_aspm(struct ieee80211_hw *hw) if (ppsc->reg_rfps_level & RT_RF_OFF_LEVL_CLK_REQ) { _rtl_pci_switch_clk_req(hw, (ppsc->reg_rfps_level & - RT_RF_OFF_LEVL_CLK_REQ) ? 1 : 0); + RT_RF_OFF_LEVL_CLK_REQ) ? + PCI_EXP_LNKCTL_CLKREQ_EN : 0); RT_SET_PS_LEVEL(ppsc, RT_RF_OFF_LEVL_CLK_REQ); } udelay(100); @@ -353,11 +330,11 @@ static bool rtl_pci_check_buddy_priv(struct ieee80211_hw *hw, list_for_each_entry(tpriv, &rtlpriv->glb_var->glb_priv_list, list) { tpcipriv = (struct rtl_pci_priv *)tpriv->priv; - RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, - "pcipriv->ndis_adapter.funcnumber %x\n", + rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, + "pcipriv->ndis_adapter.funcnumber %x\n", pcipriv->ndis_adapter.funcnumber); - RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, - "tpcipriv->ndis_adapter.funcnumber %x\n", + rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, + "tpcipriv->ndis_adapter.funcnumber %x\n", tpcipriv->ndis_adapter.funcnumber); if (pcipriv->ndis_adapter.busnumber == @@ -372,8 +349,8 @@ static bool rtl_pci_check_buddy_priv(struct ieee80211_hw *hw, } } - RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, - "find_buddy_priv %d\n", find_buddy_priv); + rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, + "find_buddy_priv %d\n", find_buddy_priv); if (find_buddy_priv) *buddy_priv = tpriv; @@ -381,22 +358,6 @@ static bool rtl_pci_check_buddy_priv(struct ieee80211_hw *hw, return find_buddy_priv; } -static void rtl_pci_get_linkcontrol_field(struct ieee80211_hw *hw) -{ - struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw); - struct rtl_pci *rtlpci = rtl_pcidev(pcipriv); - u8 capabilityoffset = pcipriv->ndis_adapter.pcibridge_pciehdr_offset; - u8 linkctrl_reg; - u8 num4bbytes; - - num4bbytes = (capabilityoffset + 0x10) / 4; - - /*Read Link Control Register */ - pci_read_config_byte(rtlpci->pdev, (num4bbytes << 2), &linkctrl_reg); - - pcipriv->ndis_adapter.pcibridge_linkctrlreg = linkctrl_reg; -} - static void rtl_pci_parse_configuration(struct pci_dev *pdev, struct ieee80211_hw *hw) { @@ -410,8 +371,8 @@ static void rtl_pci_parse_configuration(struct pci_dev *pdev, pcie_capability_read_word(pdev, PCI_EXP_LNKCTL, &linkctrl_reg); pcipriv->ndis_adapter.linkctrl_reg = (u8)linkctrl_reg; - RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, "Link Control Register =%x\n", - pcipriv->ndis_adapter.linkctrl_reg); + rtl_dbg(rtlpriv, COMP_INIT, DBG_TRACE, "Link Control Register =%x\n", + pcipriv->ndis_adapter.linkctrl_reg); pci_read_config_byte(pdev, 0x98, &tmp); tmp |= BIT(4); @@ -579,11 +540,11 @@ static void _rtl_pci_tx_isr(struct ieee80211_hw *hw, int prio) if (rtlpriv->rtlhal.earlymode_enable) skb_pull(skb, EM_HDR_LEN); - RT_TRACE(rtlpriv, (COMP_INTR | COMP_SEND), DBG_TRACE, - "new ring->idx:%d, free: skb_queue_len:%d, free: seq:%x\n", - ring->idx, - skb_queue_len(&ring->queue), - *(u16 *)(skb->data + 22)); + rtl_dbg(rtlpriv, (COMP_INTR | COMP_SEND), DBG_TRACE, + "new ring->idx:%d, free: skb_queue_len:%d, free: seq:%x\n", + ring->idx, + skb_queue_len(&ring->queue), + *(u16 *)(skb->data + 22)); if (prio == TXCMD_QUEUE) { dev_kfree_skb(skb); @@ -630,10 +591,10 @@ static void _rtl_pci_tx_isr(struct ieee80211_hw *hw, int prio) } if ((ring->entries - skb_queue_len(&ring->queue)) <= 4) { - RT_TRACE(rtlpriv, COMP_ERR, DBG_DMESG, - "more desc left, wake skb_queue@%d, ring->idx = %d, skb_queue_len = 0x%x\n", - prio, ring->idx, - skb_queue_len(&ring->queue)); + rtl_dbg(rtlpriv, COMP_ERR, DBG_DMESG, + "more desc left, wake skb_queue@%d, ring->idx = %d, skb_queue_len = 0x%x\n", + prio, ring->idx, + skb_queue_len(&ring->queue)); ieee80211_wake_queue(hw, skb_get_queue_mapping(skb)); } @@ -823,9 +784,9 @@ static void _rtl_pci_rx_interrupt(struct ieee80211_hw *hw) skb_reserve(skb, stats.rx_drvinfo_size + stats.rx_bufshift); } else { - RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, - "skb->end - skb->tail = %d, len is %d\n", - skb->end - skb->tail, len); + rtl_dbg(rtlpriv, COMP_ERR, DBG_WARNING, + "skb->end - skb->tail = %d, len is %d\n", + skb->end - skb->tail, len); dev_kfree_skb_any(skb); goto new_trx_end; } @@ -946,67 +907,67 @@ static irqreturn_t _rtl_pci_interrupt(int irq, void *dev_id) /*<1> beacon related */ if (intvec.inta & rtlpriv->cfg->maps[RTL_IMR_TBDOK]) - RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE, - "beacon ok interrupt!\n"); + rtl_dbg(rtlpriv, COMP_INTR, DBG_TRACE, + "beacon ok interrupt!\n"); if (unlikely(intvec.inta & rtlpriv->cfg->maps[RTL_IMR_TBDER])) - RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE, - "beacon err interrupt!\n"); + rtl_dbg(rtlpriv, COMP_INTR, DBG_TRACE, + "beacon err interrupt!\n"); if (intvec.inta & rtlpriv->cfg->maps[RTL_IMR_BDOK]) - RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE, "beacon interrupt!\n"); + rtl_dbg(rtlpriv, COMP_INTR, DBG_TRACE, "beacon interrupt!\n"); if (intvec.inta & rtlpriv->cfg->maps[RTL_IMR_BCNINT]) { - RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE, - "prepare beacon for interrupt!\n"); + rtl_dbg(rtlpriv, COMP_INTR, DBG_TRACE, + "prepare beacon for interrupt!\n"); tasklet_schedule(&rtlpriv->works.irq_prepare_bcn_tasklet); } /*<2> Tx related */ if (unlikely(intvec.intb & rtlpriv->cfg->maps[RTL_IMR_TXFOVW])) - RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, "IMR_TXFOVW!\n"); + rtl_dbg(rtlpriv, COMP_ERR, DBG_WARNING, "IMR_TXFOVW!\n"); if (intvec.inta & rtlpriv->cfg->maps[RTL_IMR_MGNTDOK]) { - RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE, - "Manage ok interrupt!\n"); + rtl_dbg(rtlpriv, COMP_INTR, DBG_TRACE, + "Manage ok interrupt!\n"); _rtl_pci_tx_isr(hw, MGNT_QUEUE); } if (intvec.inta & rtlpriv->cfg->maps[RTL_IMR_HIGHDOK]) { - RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE, - "HIGH_QUEUE ok interrupt!\n"); + rtl_dbg(rtlpriv, COMP_INTR, DBG_TRACE, + "HIGH_QUEUE ok interrupt!\n"); _rtl_pci_tx_isr(hw, HIGH_QUEUE); } if (intvec.inta & rtlpriv->cfg->maps[RTL_IMR_BKDOK]) { rtlpriv->link_info.num_tx_inperiod++; - RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE, - "BK Tx OK interrupt!\n"); + rtl_dbg(rtlpriv, COMP_INTR, DBG_TRACE, + "BK Tx OK interrupt!\n"); _rtl_pci_tx_isr(hw, BK_QUEUE); } if (intvec.inta & rtlpriv->cfg->maps[RTL_IMR_BEDOK]) { rtlpriv->link_info.num_tx_inperiod++; - RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE, - "BE TX OK interrupt!\n"); + rtl_dbg(rtlpriv, COMP_INTR, DBG_TRACE, + "BE TX OK interrupt!\n"); _rtl_pci_tx_isr(hw, BE_QUEUE); } if (intvec.inta & rtlpriv->cfg->maps[RTL_IMR_VIDOK]) { rtlpriv->link_info.num_tx_inperiod++; - RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE, - "VI TX OK interrupt!\n"); + rtl_dbg(rtlpriv, COMP_INTR, DBG_TRACE, + "VI TX OK interrupt!\n"); _rtl_pci_tx_isr(hw, VI_QUEUE); } if (intvec.inta & rtlpriv->cfg->maps[RTL_IMR_VODOK]) { rtlpriv->link_info.num_tx_inperiod++; - RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE, - "Vo TX OK interrupt!\n"); + rtl_dbg(rtlpriv, COMP_INTR, DBG_TRACE, + "Vo TX OK interrupt!\n"); _rtl_pci_tx_isr(hw, VO_QUEUE); } @@ -1014,8 +975,8 @@ static irqreturn_t _rtl_pci_interrupt(int irq, void *dev_id) if (intvec.intd & rtlpriv->cfg->maps[RTL_IMR_H2CDOK]) { rtlpriv->link_info.num_tx_inperiod++; - RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE, - "H2C TX OK interrupt!\n"); + rtl_dbg(rtlpriv, COMP_INTR, DBG_TRACE, + "H2C TX OK interrupt!\n"); _rtl_pci_tx_isr(hw, H2C_QUEUE); } } @@ -1024,34 +985,34 @@ static irqreturn_t _rtl_pci_interrupt(int irq, void *dev_id) if (intvec.inta & rtlpriv->cfg->maps[RTL_IMR_COMDOK]) { rtlpriv->link_info.num_tx_inperiod++; - RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE, - "CMD TX OK interrupt!\n"); + rtl_dbg(rtlpriv, COMP_INTR, DBG_TRACE, + "CMD TX OK interrupt!\n"); _rtl_pci_tx_isr(hw, TXCMD_QUEUE); } } /*<3> Rx related */ if (intvec.inta & rtlpriv->cfg->maps[RTL_IMR_ROK]) { - RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE, "Rx ok interrupt!\n"); + rtl_dbg(rtlpriv, COMP_INTR, DBG_TRACE, "Rx ok interrupt!\n"); _rtl_pci_rx_interrupt(hw); } if (unlikely(intvec.inta & rtlpriv->cfg->maps[RTL_IMR_RDU])) { - RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, - "rx descriptor unavailable!\n"); + rtl_dbg(rtlpriv, COMP_ERR, DBG_WARNING, + "rx descriptor unavailable!\n"); _rtl_pci_rx_interrupt(hw); } if (unlikely(intvec.intb & rtlpriv->cfg->maps[RTL_IMR_RXFOVW])) { - RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, "rx overflow !\n"); + rtl_dbg(rtlpriv, COMP_ERR, DBG_WARNING, "rx overflow !\n"); _rtl_pci_rx_interrupt(hw); } /*<4> fw related*/ if (rtlhal->hw_type == HARDWARE_TYPE_RTL8723AE) { if (intvec.inta & rtlpriv->cfg->maps[RTL_IMR_C2HCMD]) { - RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE, - "firmware interrupt!\n"); + rtl_dbg(rtlpriv, COMP_INTR, DBG_TRACE, + "firmware interrupt!\n"); queue_delayed_work(rtlpriv->works.rtl_wq, &rtlpriv->works.fwevt_wq, 0); } @@ -1067,8 +1028,8 @@ static irqreturn_t _rtl_pci_interrupt(int irq, void *dev_id) rtlhal->hw_type == HARDWARE_TYPE_RTL8723BE) { if (unlikely(intvec.inta & rtlpriv->cfg->maps[RTL_IMR_HSISR_IND])) { - RT_TRACE(rtlpriv, COMP_INTR, DBG_TRACE, - "hsisr interrupt!\n"); + rtl_dbg(rtlpriv, COMP_INTR, DBG_TRACE, + "hsisr interrupt!\n"); _rtl_pci_hs_interrupt(hw); } } @@ -1272,8 +1233,8 @@ static int _rtl_pci_init_tx_ring(struct ieee80211_hw *hw, rtlpci->tx_ring[prio].entries = entries; skb_queue_head_init(&rtlpci->tx_ring[prio].queue); - RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, "queue:%d, ring_addr:%p\n", - prio, desc); + rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, "queue:%d, ring_addr:%p\n", + prio, desc); /* init every desc in this ring */ if (!rtlpriv->use_new_trx_flow) { @@ -1670,10 +1631,10 @@ static int rtl_pci_tx(struct ieee80211_hw *hw, true, HW_DESC_OWN); if (own == 1 && hw_queue != BEACON_QUEUE) { - RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, - "No more TX desc@%d, ring->idx = %d, idx = %d, skb_queue_len = 0x%x\n", - hw_queue, ring->idx, idx, - skb_queue_len(&ring->queue)); + rtl_dbg(rtlpriv, COMP_ERR, DBG_WARNING, + "No more TX desc@%d, ring->idx = %d, idx = %d, skb_queue_len = 0x%x\n", + hw_queue, ring->idx, idx, + skb_queue_len(&ring->queue)); spin_unlock_irqrestore(&rtlpriv->locks.irq_th_lock, flags); @@ -1683,8 +1644,8 @@ static int rtl_pci_tx(struct ieee80211_hw *hw, if (rtlpriv->cfg->ops->get_available_desc && rtlpriv->cfg->ops->get_available_desc(hw, hw_queue) == 0) { - RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, - "get_available_desc fail\n"); + rtl_dbg(rtlpriv, COMP_ERR, DBG_WARNING, + "get_available_desc fail\n"); spin_unlock_irqrestore(&rtlpriv->locks.irq_th_lock, flags); return skb->len; } @@ -1707,8 +1668,8 @@ static int rtl_pci_tx(struct ieee80211_hw *hw, if ((ring->entries - skb_queue_len(&ring->queue)) < 2 && hw_queue != BEACON_QUEUE) { - RT_TRACE(rtlpriv, COMP_ERR, DBG_LOUD, - "less desc left, stop skb_queue@%d, ring->idx = %d, idx = %d, skb_queue_len = 0x%x\n", + rtl_dbg(rtlpriv, COMP_ERR, DBG_LOUD, + "less desc left, stop skb_queue@%d, ring->idx = %d, idx = %d, skb_queue_len = 0x%x\n", hw_queue, ring->idx, idx, skb_queue_len(&ring->queue)); @@ -1815,15 +1776,17 @@ static int rtl_pci_start(struct ieee80211_hw *hw) err = rtlpriv->cfg->ops->hw_init(hw); if (err) { - RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, - "Failed to config hardware!\n"); + rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, + "Failed to config hardware!\n"); + kfree(rtlpriv->btcoexist.btc_context); + kfree(rtlpriv->btcoexist.wifi_only_context); return err; } rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_RETRY_LIMIT, &rtlmac->retry_long); rtlpriv->cfg->ops->enable_interrupt(hw); - RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, "enable_interrupt OK\n"); + rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, "enable_interrupt OK\n"); rtl_init_rx_config(hw); @@ -1834,7 +1797,7 @@ static int rtl_pci_start(struct ieee80211_hw *hw) rtlpci->up_first_time = false; - RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "%s OK\n", __func__); + rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, "%s OK\n", __func__); return 0; } @@ -1928,71 +1891,71 @@ static bool _rtl_pci_find_adapter(struct pci_dev *pdev, deviceid == RTL_PCI_8171_DID) { switch (revisionid) { case RTL_PCI_REVISION_ID_8192PCIE: - RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, - "8192 PCI-E is found - vid/did=%x/%x\n", - venderid, deviceid); + rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, + "8192 PCI-E is found - vid/did=%x/%x\n", + venderid, deviceid); rtlhal->hw_type = HARDWARE_TYPE_RTL8192E; return false; case RTL_PCI_REVISION_ID_8192SE: - RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, - "8192SE is found - vid/did=%x/%x\n", - venderid, deviceid); + rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, + "8192SE is found - vid/did=%x/%x\n", + venderid, deviceid); rtlhal->hw_type = HARDWARE_TYPE_RTL8192SE; break; default: - RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, - "Err: Unknown device - vid/did=%x/%x\n", - venderid, deviceid); + rtl_dbg(rtlpriv, COMP_ERR, DBG_WARNING, + "Err: Unknown device - vid/did=%x/%x\n", + venderid, deviceid); rtlhal->hw_type = HARDWARE_TYPE_RTL8192SE; break; } } else if (deviceid == RTL_PCI_8723AE_DID) { rtlhal->hw_type = HARDWARE_TYPE_RTL8723AE; - RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, - "8723AE PCI-E is found - vid/did=%x/%x\n", - venderid, deviceid); + rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, + "8723AE PCI-E is found - vid/did=%x/%x\n", + venderid, deviceid); } else if (deviceid == RTL_PCI_8192CET_DID || deviceid == RTL_PCI_8192CE_DID || deviceid == RTL_PCI_8191CE_DID || deviceid == RTL_PCI_8188CE_DID) { rtlhal->hw_type = HARDWARE_TYPE_RTL8192CE; - RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, - "8192C PCI-E is found - vid/did=%x/%x\n", - venderid, deviceid); + rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, + "8192C PCI-E is found - vid/did=%x/%x\n", + venderid, deviceid); } else if (deviceid == RTL_PCI_8192DE_DID || deviceid == RTL_PCI_8192DE_DID2) { rtlhal->hw_type = HARDWARE_TYPE_RTL8192DE; - RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, - "8192D PCI-E is found - vid/did=%x/%x\n", - venderid, deviceid); + rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, + "8192D PCI-E is found - vid/did=%x/%x\n", + venderid, deviceid); } else if (deviceid == RTL_PCI_8188EE_DID) { rtlhal->hw_type = HARDWARE_TYPE_RTL8188EE; - RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, - "Find adapter, Hardware type is 8188EE\n"); + rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, + "Find adapter, Hardware type is 8188EE\n"); } else if (deviceid == RTL_PCI_8723BE_DID) { rtlhal->hw_type = HARDWARE_TYPE_RTL8723BE; - RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, - "Find adapter, Hardware type is 8723BE\n"); + rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, + "Find adapter, Hardware type is 8723BE\n"); } else if (deviceid == RTL_PCI_8192EE_DID) { rtlhal->hw_type = HARDWARE_TYPE_RTL8192EE; - RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, - "Find adapter, Hardware type is 8192EE\n"); + rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, + "Find adapter, Hardware type is 8192EE\n"); } else if (deviceid == RTL_PCI_8821AE_DID) { rtlhal->hw_type = HARDWARE_TYPE_RTL8821AE; - RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, - "Find adapter, Hardware type is 8821AE\n"); + rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, + "Find adapter, Hardware type is 8821AE\n"); } else if (deviceid == RTL_PCI_8812AE_DID) { rtlhal->hw_type = HARDWARE_TYPE_RTL8812AE; - RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, - "Find adapter, Hardware type is 8812AE\n"); + rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, + "Find adapter, Hardware type is 8812AE\n"); } else if (deviceid == RTL_PCI_8822BE_DID) { rtlhal->hw_type = HARDWARE_TYPE_RTL8822BE; rtlhal->bandset = BAND_ON_BOTH; - RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, - "Find adapter, Hardware type is 8822BE\n"); + rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, + "Find adapter, Hardware type is 8822BE\n"); } else { - RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, - "Err: Unknown device - vid/did=%x/%x\n", + rtl_dbg(rtlpriv, COMP_ERR, DBG_WARNING, + "Err: Unknown device - vid/did=%x/%x\n", venderid, deviceid); rtlhal->hw_type = RTL_DEFAULT_HARDWARE_TYPE; @@ -2001,17 +1964,17 @@ static bool _rtl_pci_find_adapter(struct pci_dev *pdev, if (rtlhal->hw_type == HARDWARE_TYPE_RTL8192DE) { if (revisionid == 0 || revisionid == 1) { if (revisionid == 0) { - RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, - "Find 92DE MAC0\n"); + rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, + "Find 92DE MAC0\n"); rtlhal->interfaceindex = 0; } else if (revisionid == 1) { - RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, - "Find 92DE MAC1\n"); + rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, + "Find 92DE MAC1\n"); rtlhal->interfaceindex = 1; } } else { - RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, - "Unknown device - VendorID/DeviceID=%x/%x, Revision=%x\n", + rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, + "Unknown device - VendorID/DeviceID=%x/%x, Revision=%x\n", venderid, deviceid, revisionid); rtlhal->interfaceindex = 0; } @@ -2045,9 +2008,9 @@ static bool _rtl_pci_find_adapter(struct pci_dev *pdev, for (tmp = 0; tmp < PCI_BRIDGE_VENDOR_MAX; tmp++) { if (bridge_pdev->vendor == pcibridge_vendors[tmp]) { pcipriv->ndis_adapter.pcibridge_vendor = tmp; - RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, - "Pci Bridge Vendor is found index: %d\n", - tmp); + rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, + "Pci Bridge Vendor is found index: %d\n", + tmp); break; } } @@ -2061,12 +2024,6 @@ static bool _rtl_pci_find_adapter(struct pci_dev *pdev, PCI_SLOT(bridge_pdev->devfn); pcipriv->ndis_adapter.pcibridge_funcnum = PCI_FUNC(bridge_pdev->devfn); - pcipriv->ndis_adapter.pcibridge_pciehdr_offset = - pci_pcie_cap(bridge_pdev); - pcipriv->ndis_adapter.num4bytes = - (pcipriv->ndis_adapter.pcibridge_pciehdr_offset + 0x10) / 4; - - rtl_pci_get_linkcontrol_field(hw); if (pcipriv->ndis_adapter.pcibridge_vendor == PCI_BRIDGE_VENDOR_AMD) { @@ -2075,22 +2032,20 @@ static bool _rtl_pci_find_adapter(struct pci_dev *pdev, } } - RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, - "pcidev busnumber:devnumber:funcnumber:vendor:link_ctl %d:%d:%d:%x:%x\n", - pcipriv->ndis_adapter.busnumber, - pcipriv->ndis_adapter.devnumber, - pcipriv->ndis_adapter.funcnumber, - pdev->vendor, pcipriv->ndis_adapter.linkctrl_reg); + rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, + "pcidev busnumber:devnumber:funcnumber:vendor:link_ctl %d:%d:%d:%x:%x\n", + pcipriv->ndis_adapter.busnumber, + pcipriv->ndis_adapter.devnumber, + pcipriv->ndis_adapter.funcnumber, + pdev->vendor, pcipriv->ndis_adapter.linkctrl_reg); - RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, - "pci_bridge busnumber:devnumber:funcnumber:vendor:pcie_cap:link_ctl_reg:amd %d:%d:%d:%x:%x:%x:%x\n", - pcipriv->ndis_adapter.pcibridge_busnum, - pcipriv->ndis_adapter.pcibridge_devnum, - pcipriv->ndis_adapter.pcibridge_funcnum, - pcibridge_vendors[pcipriv->ndis_adapter.pcibridge_vendor], - pcipriv->ndis_adapter.pcibridge_pciehdr_offset, - pcipriv->ndis_adapter.pcibridge_linkctrlreg, - pcipriv->ndis_adapter.amd_l1_patch); + rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, + "pci_bridge busnumber:devnumber:funcnumber:vendor:amd %d:%d:%d:%x:%x\n", + pcipriv->ndis_adapter.pcibridge_busnum, + pcipriv->ndis_adapter.pcibridge_devnum, + pcipriv->ndis_adapter.pcibridge_funcnum, + pcibridge_vendors[pcipriv->ndis_adapter.pcibridge_vendor], + pcipriv->ndis_adapter.amd_l1_patch); rtl_pci_parse_configuration(pdev, hw); list_add_tail(&rtlpriv->list, &rtlpriv->glb_var->glb_priv_list); @@ -2118,8 +2073,8 @@ static int rtl_pci_intr_mode_msi(struct ieee80211_hw *hw) rtlpci->using_msi = true; - RT_TRACE(rtlpriv, COMP_INIT | COMP_INTR, DBG_DMESG, - "MSI Interrupt Mode!\n"); + rtl_dbg(rtlpriv, COMP_INIT | COMP_INTR, DBG_DMESG, + "MSI Interrupt Mode!\n"); return 0; } @@ -2136,8 +2091,8 @@ static int rtl_pci_intr_mode_legacy(struct ieee80211_hw *hw) return ret; rtlpci->using_msi = false; - RT_TRACE(rtlpriv, COMP_INIT | COMP_INTR, DBG_DMESG, - "Pin-based Interrupt Mode!\n"); + rtl_dbg(rtlpriv, COMP_INIT | COMP_INTR, DBG_DMESG, + "Pin-based Interrupt Mode!\n"); return 0; } @@ -2264,10 +2219,10 @@ int rtl_pci_probe(struct pci_dev *pdev, goto fail2; } - RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, - "mem mapped space: start: 0x%08lx len:%08lx flags:%08lx, after map:0x%08lx\n", - pmem_start, pmem_len, pmem_flags, - rtlpriv->io.pci_mem_start); + rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, + "mem mapped space: start: 0x%08lx len:%08lx flags:%08lx, after map:0x%08lx\n", + pmem_start, pmem_len, pmem_flags, + rtlpriv->io.pci_mem_start); /* Disable Clk Request */ pci_write_config_byte(pdev, 0x81, 0); @@ -2329,9 +2284,9 @@ int rtl_pci_probe(struct pci_dev *pdev, rtlpci = rtl_pcidev(pcipriv); err = rtl_pci_intr_mode_decide(hw); if (err) { - RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, - "%s: failed to register IRQ handler\n", - wiphy_name(hw->wiphy)); + rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, + "%s: failed to register IRQ handler\n", + wiphy_name(hw->wiphy)); goto fail3; } rtlpci->irq_alloc = 1; diff --git a/drivers/net/wireless/realtek/rtlwifi/pci.h b/drivers/net/wireless/realtek/rtlwifi/pci.h index 3fb56c845a61..e53575ae6a49 100644 --- a/drivers/net/wireless/realtek/rtlwifi/pci.h +++ b/drivers/net/wireless/realtek/rtlwifi/pci.h @@ -258,11 +258,6 @@ struct mp_adapter { u16 pcibridge_vendorid; u16 pcibridge_deviceid; - u8 num4bytes; - - u8 pcibridge_pciehdr_offset; - u8 pcibridge_linkctrlreg; - bool amd_l1_patch; }; diff --git a/drivers/net/wireless/realtek/rtlwifi/ps.c b/drivers/net/wireless/realtek/rtlwifi/ps.c index 5f998ea2d5a6..102f0d0e1cd0 100644 --- a/drivers/net/wireless/realtek/rtlwifi/ps.c +++ b/drivers/net/wireless/realtek/rtlwifi/ps.c @@ -41,8 +41,8 @@ bool rtl_ps_enable_nic(struct ieee80211_hw *hw) rtlpriv->intf_ops->reset_trx_ring(hw); if (is_hal_stop(rtlhal)) - RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, - "Driver is already down!\n"); + rtl_dbg(rtlpriv, COMP_ERR, DBG_WARNING, + "Driver is already down!\n"); /*<2> Enable Adapter */ if (rtlpriv->cfg->ops->hw_init(hw)) @@ -103,9 +103,9 @@ static bool rtl_ps_set_rf_state(struct ieee80211_hw *hw, if (ppsc->rfchange_inprogress) { spin_unlock(&rtlpriv->locks.rf_ps_lock); - RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, - "RF Change in progress! Wait to set..state_toset(%d).\n", - state_toset); + rtl_dbg(rtlpriv, COMP_ERR, DBG_WARNING, + "RF Change in progress! Wait to set..state_toset(%d).\n", + state_toset); /* Set RF after the previous action is done. */ while (ppsc->rfchange_inprogress) { @@ -217,8 +217,8 @@ void rtl_ips_nic_off_wq_callback(void *data) enum rf_pwrstate rtstate; if (mac->opmode != NL80211_IFTYPE_STATION) { - RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, - "not station return\n"); + rtl_dbg(rtlpriv, COMP_ERR, DBG_WARNING, + "not station return\n"); return; } @@ -254,8 +254,8 @@ void rtl_ips_nic_off_wq_callback(void *data) !ppsc->swrf_processing && (mac->link_state == MAC80211_NOLINK) && !mac->act_scanning) { - RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE, - "IPSEnter(): Turn off RF\n"); + rtl_dbg(rtlpriv, COMP_RF, DBG_TRACE, + "IPSEnter(): Turn off RF\n"); ppsc->inactive_pwrstate = ERFOFF; ppsc->in_powersavemode = true; @@ -333,8 +333,8 @@ static bool rtl_get_fwlps_doze(struct ieee80211_hw *hw) ppsc->last_delaylps_stamp_jiffies); if (ps_timediff < 2000) { - RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, - "Delay enter Fw LPS for DHCP, ARP, or EAPOL exchanging state\n"); + rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD, + "Delay enter Fw LPS for DHCP, ARP, or EAPOL exchanging state\n"); return false; } @@ -379,9 +379,9 @@ void rtl_lps_set_psmode(struct ieee80211_hw *hw, u8 rt_psmode) if ((ppsc->fwctrl_lps) && ppsc->report_linked) { if (ppsc->dot11_psmode == EACTIVE) { - RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG, - "FW LPS leave ps_mode:%x\n", - FW_PS_ACTIVE_MODE); + rtl_dbg(rtlpriv, COMP_RF, DBG_DMESG, + "FW LPS leave ps_mode:%x\n", + FW_PS_ACTIVE_MODE); enter_fwlps = false; ppsc->pwr_mode = FW_PS_ACTIVE_MODE; ppsc->smart_ps = 0; @@ -394,9 +394,9 @@ void rtl_lps_set_psmode(struct ieee80211_hw *hw, u8 rt_psmode) rtlpriv->btcoexist.btc_ops->btc_lps_notify(rtlpriv, rt_psmode); } else { if (rtl_get_fwlps_doze(hw)) { - RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG, - "FW LPS enter ps_mode:%x\n", - ppsc->fwctrl_psmode); + rtl_dbg(rtlpriv, COMP_RF, DBG_DMESG, + "FW LPS enter ps_mode:%x\n", + ppsc->fwctrl_psmode); if (rtlpriv->cfg->ops->get_btc_status()) rtlpriv->btcoexist.btc_ops->btc_lps_notify(rtlpriv, rt_psmode); enter_fwlps = true; @@ -446,8 +446,8 @@ static void rtl_lps_enter_core(struct ieee80211_hw *hw) * bt_ccoexist may ask to enter lps. * In normal case, this constraint move to rtl_lps_set_psmode(). */ - RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, - "Enter 802.11 power save mode...\n"); + rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD, + "Enter 802.11 power save mode...\n"); rtl_lps_set_psmode(hw, EAUTOPS); mutex_unlock(&rtlpriv->locks.lps_mutex); @@ -475,8 +475,8 @@ static void rtl_lps_leave_core(struct ieee80211_hw *hw) RT_CLEAR_PS_LEVEL(ppsc, RT_PS_LEVEL_ASPM); } - RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD, - "Busy Traffic,Leave 802.11 power save..\n"); + rtl_dbg(rtlpriv, COMP_POWER, DBG_LOUD, + "Busy Traffic,Leave 802.11 power save..\n"); rtl_lps_set_psmode(hw, EACTIVE); } @@ -560,8 +560,8 @@ void rtl_swlps_beacon(struct ieee80211_hw *hw, void *data, unsigned int len) queue_delayed_work(rtlpriv->works.rtl_wq, &rtlpriv->works.ps_work, MSECS(5)); } else { - RT_TRACE(rtlpriv, COMP_POWER, DBG_DMESG, - "u_bufferd: %x, m_buffered: %x\n", u_buffed, m_buffed); + rtl_dbg(rtlpriv, COMP_POWER, DBG_DMESG, + "u_bufferd: %x, m_buffered: %x\n", u_buffed, m_buffed); } } EXPORT_SYMBOL_GPL(rtl_swlps_beacon); @@ -656,9 +656,9 @@ void rtl_swlps_rf_sleep(struct ieee80211_hw *hw) /* this print should always be dtim_conter = 0 & * sleep = dtim_period, that meaons, we should * awake before every dtim */ - RT_TRACE(rtlpriv, COMP_POWER, DBG_DMESG, - "dtim_counter:%x will sleep :%d beacon_intv\n", - rtlpriv->psc.dtim_counter, sleep_intv); + rtl_dbg(rtlpriv, COMP_POWER, DBG_DMESG, + "dtim_counter:%x will sleep :%d beacon_intv\n", + rtlpriv->psc.dtim_counter, sleep_intv); /* we tested that 40ms is enough for sw & hw sw delay */ queue_delayed_work(rtlpriv->works.rtl_wq, &rtlpriv->works.ps_rfon_wq, @@ -769,9 +769,9 @@ static void rtl_p2p_noa_ie(struct ieee80211_hw *hw, void *data, if (ie[0] == 12) { find_p2p_ps_ie = true; if ((noa_len - 2) % 13 != 0) { - RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, - "P2P notice of absence: invalid length.%d\n", - noa_len); + rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, + "P2P notice of absence: invalid length.%d\n", + noa_len); return; } else { noa_num = (noa_len - 2) / 13; @@ -782,8 +782,8 @@ static void rtl_p2p_noa_ie(struct ieee80211_hw *hw, void *data, noa_index = ie[3]; if (rtlpriv->psc.p2p_ps_info.p2p_ps_mode == P2P_PS_NONE || noa_index != p2pinfo->noa_index) { - RT_TRACE(rtlpriv, COMP_FW, DBG_LOUD, - "update NOA ie.\n"); + rtl_dbg(rtlpriv, COMP_FW, DBG_LOUD, + "update NOA ie.\n"); p2pinfo->noa_index = noa_index; p2pinfo->opp_ps = (ie[4] >> 7); p2pinfo->ctwindow = ie[4] & 0x7F; @@ -854,7 +854,7 @@ static void rtl_p2p_action_ie(struct ieee80211_hw *hw, void *data, if (ie == NULL) return; - RT_TRACE(rtlpriv, COMP_FW, DBG_LOUD, "action frame find P2P IE.\n"); + rtl_dbg(rtlpriv, COMP_FW, DBG_LOUD, "action frame find P2P IE.\n"); /*to find noa ie*/ while (ie + 1 < end) { noa_len = READEF2BYTE((__le16 *)&ie[1]); @@ -862,13 +862,13 @@ static void rtl_p2p_action_ie(struct ieee80211_hw *hw, void *data, return; if (ie[0] == 12) { - RT_TRACE(rtlpriv, COMP_FW, DBG_LOUD, "find NOA IE.\n"); + rtl_dbg(rtlpriv, COMP_FW, DBG_LOUD, "find NOA IE.\n"); RT_PRINT_DATA(rtlpriv, COMP_FW, DBG_LOUD, "noa ie ", ie, noa_len); if ((noa_len - 2) % 13 != 0) { - RT_TRACE(rtlpriv, COMP_FW, DBG_LOUD, - "P2P notice of absence: invalid length.%d\n", - noa_len); + rtl_dbg(rtlpriv, COMP_FW, DBG_LOUD, + "P2P notice of absence: invalid length.%d\n", + noa_len); return; } else { noa_num = (noa_len - 2) / 13; @@ -926,7 +926,7 @@ void rtl_p2p_ps_cmd(struct ieee80211_hw *hw , u8 p2p_ps_state) struct rtl_ps_ctl *rtlps = rtl_psc(rtl_priv(hw)); struct rtl_p2p_ps_info *p2pinfo = &(rtlpriv->psc.p2p_ps_info); - RT_TRACE(rtlpriv, COMP_FW, DBG_LOUD, " p2p state %x\n" , p2p_ps_state); + rtl_dbg(rtlpriv, COMP_FW, DBG_LOUD, " p2p state %x\n", p2p_ps_state); switch (p2p_ps_state) { case P2P_PS_DISABLE: p2pinfo->p2p_ps_state = p2p_ps_state; @@ -978,18 +978,18 @@ void rtl_p2p_ps_cmd(struct ieee80211_hw *hw , u8 p2p_ps_state) default: break; } - RT_TRACE(rtlpriv, COMP_FW, DBG_LOUD, - "ctwindow %x oppps %x\n", - p2pinfo->ctwindow , p2pinfo->opp_ps); - RT_TRACE(rtlpriv, COMP_FW, DBG_LOUD, - "count %x duration %x index %x interval %x start time %x noa num %x\n", - p2pinfo->noa_count_type[0], - p2pinfo->noa_duration[0], - p2pinfo->noa_index, - p2pinfo->noa_interval[0], - p2pinfo->noa_start_time[0], - p2pinfo->noa_num); - RT_TRACE(rtlpriv, COMP_FW, DBG_LOUD, "end\n"); + rtl_dbg(rtlpriv, COMP_FW, DBG_LOUD, + "ctwindow %x oppps %x\n", + p2pinfo->ctwindow, p2pinfo->opp_ps); + rtl_dbg(rtlpriv, COMP_FW, DBG_LOUD, + "count %x duration %x index %x interval %x start time %x noa num %x\n", + p2pinfo->noa_count_type[0], + p2pinfo->noa_duration[0], + p2pinfo->noa_index, + p2pinfo->noa_interval[0], + p2pinfo->noa_start_time[0], + p2pinfo->noa_num); + rtl_dbg(rtlpriv, COMP_FW, DBG_LOUD, "end\n"); } void rtl_p2p_info(struct ieee80211_hw *hw, void *data, unsigned int len) diff --git a/drivers/net/wireless/realtek/rtlwifi/regd.c b/drivers/net/wireless/realtek/rtlwifi/regd.c index 72ca370331fb..f89f60ddfebe 100644 --- a/drivers/net/wireless/realtek/rtlwifi/regd.c +++ b/drivers/net/wireless/realtek/rtlwifi/regd.c @@ -434,13 +434,13 @@ int rtl_regd_init(struct ieee80211_hw *hw, rtlpriv->regd.country_code = channel_plan_to_country_code(rtlpriv->efuse.channel_plan); - RT_TRACE(rtlpriv, COMP_REGD, DBG_DMESG, - "rtl: EEPROM regdomain: 0x%0x country code: %d\n", - rtlpriv->efuse.channel_plan, rtlpriv->regd.country_code); + rtl_dbg(rtlpriv, COMP_REGD, DBG_DMESG, + "rtl: EEPROM regdomain: 0x%0x country code: %d\n", + rtlpriv->efuse.channel_plan, rtlpriv->regd.country_code); if (rtlpriv->regd.country_code >= COUNTRY_CODE_MAX) { - RT_TRACE(rtlpriv, COMP_REGD, DBG_DMESG, - "rtl: EEPROM indicates invalid country code, world wide 13 should be used\n"); + rtl_dbg(rtlpriv, COMP_REGD, DBG_DMESG, + "rtl: EEPROM indicates invalid country code, world wide 13 should be used\n"); rtlpriv->regd.country_code = COUNTRY_CODE_WORLD_WIDE_13; } @@ -455,9 +455,9 @@ int rtl_regd_init(struct ieee80211_hw *hw, rtlpriv->regd.alpha2[1] = '0'; } - RT_TRACE(rtlpriv, COMP_REGD, DBG_TRACE, - "rtl: Country alpha2 being used: %c%c\n", - rtlpriv->regd.alpha2[0], rtlpriv->regd.alpha2[1]); + rtl_dbg(rtlpriv, COMP_REGD, DBG_TRACE, + "rtl: Country alpha2 being used: %c%c\n", + rtlpriv->regd.alpha2[0], rtlpriv->regd.alpha2[1]); _rtl_regd_init_wiphy(&rtlpriv->regd, wiphy, reg_notifier); @@ -469,7 +469,7 @@ void rtl_reg_notifier(struct wiphy *wiphy, struct regulatory_request *request) struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy); struct rtl_priv *rtlpriv = rtl_priv(hw); - RT_TRACE(rtlpriv, COMP_REGD, DBG_LOUD, "\n"); + rtl_dbg(rtlpriv, COMP_REGD, DBG_LOUD, "\n"); _rtl_reg_notifier_apply(wiphy, request, &rtlpriv->regd); } diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8188ee/dm.c b/drivers/net/wireless/realtek/rtlwifi/rtl8188ee/dm.c index e05af7d60830..d54ecbe717e7 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8188ee/dm.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8188ee/dm.c @@ -827,7 +827,7 @@ static void rtl88e_dm_check_edca_turbo(struct ieee80211_hw *hw) } if (rtlpriv->btcoexist.bt_edca_dl != 0) { - edca_be_ul = rtlpriv->btcoexist.bt_edca_dl; + edca_be_dl = rtlpriv->btcoexist.bt_edca_dl; bt_change_edca = true; } diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8188ee/phy.c b/drivers/net/wireless/realtek/rtlwifi/rtl8188ee/phy.c index 14a256062614..44cabfa1ca27 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8188ee/phy.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8188ee/phy.c @@ -38,7 +38,6 @@ static u32 _rtl88e_phy_rf_serial_read(struct ieee80211_hw *hw, static void _rtl88e_phy_rf_serial_write(struct ieee80211_hw *hw, enum radio_path rfpath, u32 offset, u32 data); -static u32 _rtl88e_phy_calculate_bit_shift(u32 bitmask); static bool _rtl88e_phy_bb8188e_config_parafile(struct ieee80211_hw *hw); static bool _rtl88e_phy_config_mac_with_headerfile(struct ieee80211_hw *hw); static bool phy_config_bb_with_headerfile(struct ieee80211_hw *hw, @@ -68,7 +67,7 @@ u32 rtl88e_phy_query_bb_reg(struct ieee80211_hw *hw, u32 regaddr, u32 bitmask) RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE, "regaddr(%#x), bitmask(%#x)\n", regaddr, bitmask); originalvalue = rtl_read_dword(rtlpriv, regaddr); - bitshift = _rtl88e_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); returnvalue = (originalvalue & bitmask) >> bitshift; RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE, @@ -91,7 +90,7 @@ void rtl88e_phy_set_bb_reg(struct ieee80211_hw *hw, if (bitmask != MASKDWORD) { originalvalue = rtl_read_dword(rtlpriv, regaddr); - bitshift = _rtl88e_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); data = ((originalvalue & (~bitmask)) | (data << bitshift)); } @@ -117,7 +116,7 @@ u32 rtl88e_phy_query_rf_reg(struct ieee80211_hw *hw, original_value = _rtl88e_phy_rf_serial_read(hw, rfpath, regaddr); - bitshift = _rtl88e_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); readback_value = (original_value & bitmask) >> bitshift; spin_unlock_irqrestore(&rtlpriv->locks.rf_lock, flags); @@ -146,7 +145,7 @@ void rtl88e_phy_set_rf_reg(struct ieee80211_hw *hw, original_value = _rtl88e_phy_rf_serial_read(hw, rfpath, regaddr); - bitshift = _rtl88e_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); data = ((original_value & (~bitmask)) | (data << bitshift)); @@ -232,17 +231,6 @@ static void _rtl88e_phy_rf_serial_write(struct ieee80211_hw *hw, rfpath, pphyreg->rf3wire_offset, data_and_addr); } -static u32 _rtl88e_phy_calculate_bit_shift(u32 bitmask) -{ - u32 i; - - for (i = 0; i <= 31; i++) { - if (((bitmask >> i) & 0x1) == 1) - break; - } - return i; -} - bool rtl88e_phy_mac_config(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192c/dm_common.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192c/dm_common.c index 0b5a06ffa482..ed3ef78e5394 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192c/dm_common.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192c/dm_common.c @@ -663,7 +663,7 @@ static void rtl92c_dm_check_edca_turbo(struct ieee80211_hw *hw) } if (rtlpriv->btcoexist.bt_edca_dl != 0) { - edca_be_ul = rtlpriv->btcoexist.bt_edca_dl; + edca_be_dl = rtlpriv->btcoexist.bt_edca_dl; bt_change_edca = true; } diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192c/phy_common.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192c/phy_common.c index 7c6e5d91439d..bc2b3849828d 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192c/phy_common.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192c/phy_common.c @@ -39,7 +39,7 @@ u32 rtl92c_phy_query_bb_reg(struct ieee80211_hw *hw, u32 regaddr, u32 bitmask) RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE, "regaddr(%#x), bitmask(%#x)\n", regaddr, bitmask); originalvalue = rtl_read_dword(rtlpriv, regaddr); - bitshift = _rtl92c_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); returnvalue = (originalvalue & bitmask) >> bitshift; RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE, @@ -62,7 +62,7 @@ void rtl92c_phy_set_bb_reg(struct ieee80211_hw *hw, if (bitmask != MASKDWORD) { originalvalue = rtl_read_dword(rtlpriv, regaddr); - bitshift = _rtl92c_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); data = ((originalvalue & (~bitmask)) | (data << bitshift)); } @@ -165,18 +165,6 @@ void _rtl92c_phy_rf_serial_write(struct ieee80211_hw *hw, } EXPORT_SYMBOL(_rtl92c_phy_rf_serial_write); -u32 _rtl92c_phy_calculate_bit_shift(u32 bitmask) -{ - u32 i; - - for (i = 0; i <= 31; i++) { - if (((bitmask >> i) & 0x1) == 1) - break; - } - return i; -} -EXPORT_SYMBOL(_rtl92c_phy_calculate_bit_shift); - static void _rtl92c_phy_bb_config_1t(struct ieee80211_hw *hw) { rtl_set_bbreg(hw, RFPGA0_TXINFO, 0x3, 0x2); diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192c/phy_common.h b/drivers/net/wireless/realtek/rtlwifi/rtl8192c/phy_common.h index d11261e05a2e..76f574047c62 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192c/phy_common.h +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192c/phy_common.h @@ -218,7 +218,6 @@ bool rtl92c_phy_set_rf_power_state(struct ieee80211_hw *hw, void rtl92ce_phy_set_rf_on(struct ieee80211_hw *hw); void rtl92c_phy_set_io(struct ieee80211_hw *hw); void rtl92c_bb_block_on(struct ieee80211_hw *hw); -u32 _rtl92c_phy_calculate_bit_shift(u32 bitmask); long _rtl92c_phy_txpwr_idx_to_dbm(struct ieee80211_hw *hw, enum wireless_mode wirelessmode, u8 txpwridx); diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/phy.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/phy.c index 7c6d7fc1ef9a..9f478d8af804 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/phy.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/phy.c @@ -61,7 +61,7 @@ u32 rtl92c_phy_query_rf_reg(struct ieee80211_hw *hw, rfpath, regaddr); } - bitshift = _rtl92c_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); readback_value = (original_value & bitmask) >> bitshift; spin_unlock(&rtlpriv->locks.rf_lock); @@ -132,7 +132,7 @@ void rtl92ce_phy_set_rf_reg(struct ieee80211_hw *hw, original_value = _rtl92c_phy_rf_serial_read(hw, rfpath, regaddr); - bitshift = _rtl92c_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); data = ((original_value & (~bitmask)) | (data << bitshift)); @@ -144,7 +144,7 @@ void rtl92ce_phy_set_rf_reg(struct ieee80211_hw *hw, original_value = _rtl92c_phy_fw_rf_serial_read(hw, rfpath, regaddr); - bitshift = _rtl92c_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); data = ((original_value & (~bitmask)) | (data << bitshift)); diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/phy.h b/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/phy.h index 93f3bc0197b4..e084a91e26d9 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/phy.h +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192ce/phy.h @@ -116,7 +116,6 @@ u32 _rtl92c_phy_rf_serial_read(struct ieee80211_hw *hw, enum radio_path rfpath, u32 offset); u32 _rtl92c_phy_fw_rf_serial_read(struct ieee80211_hw *hw, enum radio_path rfpath, u32 offset); -u32 _rtl92c_phy_calculate_bit_shift(u32 bitmask); void _rtl92c_phy_rf_serial_write(struct ieee80211_hw *hw, enum radio_path rfpath, u32 offset, u32 data); void _rtl92c_phy_fw_rf_serial_write(struct ieee80211_hw *hw, diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c index 8c60a84941d5..e82363428762 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c @@ -1020,6 +1020,7 @@ int rtl92cu_hw_init(struct ieee80211_hw *hw) _InitPABias(hw); rtl92c_dm_init(hw); exit: + local_irq_disable(); local_irq_restore(flags); return err; } diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/phy.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/phy.c index f068dd5317a7..5a5476a2dc2f 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/phy.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/phy.c @@ -54,7 +54,7 @@ u32 rtl92cu_phy_query_rf_reg(struct ieee80211_hw *hw, original_value = _rtl92c_phy_fw_rf_serial_read(hw, rfpath, regaddr); } - bitshift = _rtl92c_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); readback_value = (original_value & bitmask) >> bitshift; RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE, "regaddr(%#x), rfpath(%#x), bitmask(%#x), original_value(%#x)\n", @@ -78,7 +78,7 @@ void rtl92cu_phy_set_rf_reg(struct ieee80211_hw *hw, original_value = _rtl92c_phy_rf_serial_read(hw, rfpath, regaddr); - bitshift = _rtl92c_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); data = ((original_value & (~bitmask)) | (data << bitshift)); @@ -89,7 +89,7 @@ void rtl92cu_phy_set_rf_reg(struct ieee80211_hw *hw, original_value = _rtl92c_phy_fw_rf_serial_read(hw, rfpath, regaddr); - bitshift = _rtl92c_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); data = ((original_value & (~bitmask)) | (data << bitshift)); diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/phy.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/phy.c index de98d88199d6..2ee779614269 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/phy.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/phy.c @@ -182,17 +182,14 @@ static u32 targetchnl_2g[TARGET_CHNL_NUM_2G] = { 25711, 25658, 25606, 25554, 25502, 25451, 25328 }; -static u32 _rtl92d_phy_calculate_bit_shift(u32 bitmask) -{ - u32 i; - - for (i = 0; i <= 31; i++) { - if (((bitmask >> i) & 0x1) == 1) - break; - } - - return i; -} +static const u8 channel_all[59] = { + 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, + 36, 38, 40, 42, 44, 46, 48, 50, 52, 54, 56, 58, + 60, 62, 64, 100, 102, 104, 106, 108, 110, 112, + 114, 116, 118, 120, 122, 124, 126, 128, 130, + 132, 134, 136, 138, 140, 149, 151, 153, 155, + 157, 159, 161, 163, 165 +}; u32 rtl92d_phy_query_bb_reg(struct ieee80211_hw *hw, u32 regaddr, u32 bitmask) { @@ -216,7 +213,7 @@ u32 rtl92d_phy_query_bb_reg(struct ieee80211_hw *hw, u32 regaddr, u32 bitmask) } else { originalvalue = rtl_read_dword(rtlpriv, regaddr); } - bitshift = _rtl92d_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); returnvalue = (originalvalue & bitmask) >> bitshift; RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE, "BBR MASK=0x%x Addr[0x%x]=0x%x\n", @@ -248,7 +245,7 @@ void rtl92d_phy_set_bb_reg(struct ieee80211_hw *hw, dbi_direct); else originalvalue = rtl_read_dword(rtlpriv, regaddr); - bitshift = _rtl92d_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); data = ((originalvalue & (~bitmask)) | (data << bitshift)); } if (rtlhal->during_mac1init_radioa || rtlhal->during_mac0init_radiob) @@ -336,7 +333,7 @@ u32 rtl92d_phy_query_rf_reg(struct ieee80211_hw *hw, regaddr, rfpath, bitmask); spin_lock_irqsave(&rtlpriv->locks.rf_lock, flags); original_value = _rtl92d_phy_rf_serial_read(hw, rfpath, regaddr); - bitshift = _rtl92d_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); readback_value = (original_value & bitmask) >> bitshift; spin_unlock_irqrestore(&rtlpriv->locks.rf_lock, flags); RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE, @@ -363,7 +360,7 @@ void rtl92d_phy_set_rf_reg(struct ieee80211_hw *hw, enum radio_path rfpath, if (bitmask != RFREG_OFFSET_MASK) { original_value = _rtl92d_phy_rf_serial_read(hw, rfpath, regaddr); - bitshift = _rtl92d_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); data = ((original_value & (~bitmask)) | (data << bitshift)); } @@ -1383,14 +1380,6 @@ static void _rtl92d_phy_switch_rf_setting(struct ieee80211_hw *hw, u8 channel) u8 rtl92d_get_rightchnlplace_for_iqk(u8 chnl) { - u8 channel_all[59] = { - 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, - 36, 38, 40, 42, 44, 46, 48, 50, 52, 54, 56, 58, - 60, 62, 64, 100, 102, 104, 106, 108, 110, 112, - 114, 116, 118, 120, 122, 124, 126, 128, 130, - 132, 134, 136, 138, 140, 149, 151, 153, 155, - 157, 159, 161, 163, 165 - }; u8 place = chnl; if (chnl > 14) { @@ -2414,14 +2403,10 @@ void rtl92d_phy_reload_iqk_setting(struct ieee80211_hw *hw, u8 channel) RT_TRACE(rtlpriv, COMP_SCAN, DBG_LOUD, "Just Read IQK Matrix reg for channel:%d....\n", channel); - if ((rtlphy->iqk_matrix[indexforchannel]. - value[0] != NULL) - /*&&(regea4 != 0) */) + if (rtlphy->iqk_matrix[indexforchannel].value[0][0] != 0) _rtl92d_phy_patha_fill_iqk_matrix(hw, true, - rtlphy->iqk_matrix[ - indexforchannel].value, 0, - (rtlphy->iqk_matrix[ - indexforchannel].value[0][2] == 0)); + rtlphy->iqk_matrix[indexforchannel].value, 0, + rtlphy->iqk_matrix[indexforchannel].value[0][2] == 0); if (IS_92D_SINGLEPHY(rtlhal->version)) { if ((rtlphy->iqk_matrix[ indexforchannel].value[0][4] != 0) @@ -3249,37 +3234,28 @@ void rtl92d_phy_config_macphymode_info(struct ieee80211_hw *hw) u8 rtl92d_get_chnlgroup_fromarray(u8 chnl) { u8 group; - u8 channel_info[59] = { - 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, - 36, 38, 40, 42, 44, 46, 48, 50, 52, 54, 56, - 58, 60, 62, 64, 100, 102, 104, 106, 108, - 110, 112, 114, 116, 118, 120, 122, 124, - 126, 128, 130, 132, 134, 136, 138, 140, - 149, 151, 153, 155, 157, 159, 161, 163, - 165 - }; - if (channel_info[chnl] <= 3) + if (channel_all[chnl] <= 3) group = 0; - else if (channel_info[chnl] <= 9) + else if (channel_all[chnl] <= 9) group = 1; - else if (channel_info[chnl] <= 14) + else if (channel_all[chnl] <= 14) group = 2; - else if (channel_info[chnl] <= 44) + else if (channel_all[chnl] <= 44) group = 3; - else if (channel_info[chnl] <= 54) + else if (channel_all[chnl] <= 54) group = 4; - else if (channel_info[chnl] <= 64) + else if (channel_all[chnl] <= 64) group = 5; - else if (channel_info[chnl] <= 112) + else if (channel_all[chnl] <= 112) group = 6; - else if (channel_info[chnl] <= 126) + else if (channel_all[chnl] <= 126) group = 7; - else if (channel_info[chnl] <= 140) + else if (channel_all[chnl] <= 140) group = 8; - else if (channel_info[chnl] <= 153) + else if (channel_all[chnl] <= 153) group = 9; - else if (channel_info[chnl] <= 159) + else if (channel_all[chnl] <= 159) group = 10; else group = 11; diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/phy.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/phy.c index 8b072ee8e0d5..9a3e88d6a570 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/phy.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192ee/phy.c @@ -38,7 +38,6 @@ static u32 _rtl92ee_phy_rf_serial_read(struct ieee80211_hw *hw, static void _rtl92ee_phy_rf_serial_write(struct ieee80211_hw *hw, enum radio_path rfpath, u32 offset, u32 data); -static u32 _rtl92ee_phy_calculate_bit_shift(u32 bitmask); static bool _rtl92ee_phy_bb8192ee_config_parafile(struct ieee80211_hw *hw); static bool _rtl92ee_phy_config_mac_with_headerfile(struct ieee80211_hw *hw); static bool phy_config_bb_with_hdr_file(struct ieee80211_hw *hw, @@ -68,7 +67,7 @@ u32 rtl92ee_phy_query_bb_reg(struct ieee80211_hw *hw, u32 regaddr, u32 bitmask) RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE, "regaddr(%#x), bitmask(%#x)\n", regaddr, bitmask); originalvalue = rtl_read_dword(rtlpriv, regaddr); - bitshift = _rtl92ee_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); returnvalue = (originalvalue & bitmask) >> bitshift; RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE, @@ -90,7 +89,7 @@ void rtl92ee_phy_set_bb_reg(struct ieee80211_hw *hw, u32 regaddr, if (bitmask != MASKDWORD) { originalvalue = rtl_read_dword(rtlpriv, regaddr); - bitshift = _rtl92ee_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); data = ((originalvalue & (~bitmask)) | (data << bitshift)); } @@ -115,7 +114,7 @@ u32 rtl92ee_phy_query_rf_reg(struct ieee80211_hw *hw, spin_lock_irqsave(&rtlpriv->locks.rf_lock, flags); original_value = _rtl92ee_phy_rf_serial_read(hw , rfpath, regaddr); - bitshift = _rtl92ee_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); readback_value = (original_value & bitmask) >> bitshift; spin_unlock_irqrestore(&rtlpriv->locks.rf_lock, flags); @@ -143,7 +142,7 @@ void rtl92ee_phy_set_rf_reg(struct ieee80211_hw *hw, if (bitmask != RFREG_OFFSET_MASK) { original_value = _rtl92ee_phy_rf_serial_read(hw, rfpath, addr); - bitshift = _rtl92ee_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); data = (original_value & (~bitmask)) | (data << bitshift); } @@ -226,17 +225,6 @@ static void _rtl92ee_phy_rf_serial_write(struct ieee80211_hw *hw, pphyreg->rf3wire_offset, data_and_addr); } -static u32 _rtl92ee_phy_calculate_bit_shift(u32 bitmask) -{ - u32 i; - - for (i = 0; i <= 31; i++) { - if (((bitmask >> i) & 0x1) == 1) - break; - } - return i; -} - bool rtl92ee_phy_mac_config(struct ieee80211_hw *hw) { return _rtl92ee_phy_config_mac_with_headerfile(hw); diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192se/phy.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192se/phy.c index 86cb853f7169..0430a3b823d6 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192se/phy.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192se/phy.c @@ -36,18 +36,6 @@ #include "hw.h" #include "table.h" -static u32 _rtl92s_phy_calculate_bit_shift(u32 bitmask) -{ - u32 i; - - for (i = 0; i <= 31; i++) { - if (((bitmask >> i) & 0x1) == 1) - break; - } - - return i; -} - u32 rtl92s_phy_query_bb_reg(struct ieee80211_hw *hw, u32 regaddr, u32 bitmask) { struct rtl_priv *rtlpriv = rtl_priv(hw); @@ -57,7 +45,7 @@ u32 rtl92s_phy_query_bb_reg(struct ieee80211_hw *hw, u32 regaddr, u32 bitmask) regaddr, bitmask); originalvalue = rtl_read_dword(rtlpriv, regaddr); - bitshift = _rtl92s_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); returnvalue = (originalvalue & bitmask) >> bitshift; RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE, "BBR MASK=0x%x Addr[0x%x]=0x%x\n", @@ -79,7 +67,7 @@ void rtl92s_phy_set_bb_reg(struct ieee80211_hw *hw, u32 regaddr, u32 bitmask, if (bitmask != MASKDWORD) { originalvalue = rtl_read_dword(rtlpriv, regaddr); - bitshift = _rtl92s_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); data = ((originalvalue & (~bitmask)) | (data << bitshift)); } @@ -187,7 +175,7 @@ u32 rtl92s_phy_query_rf_reg(struct ieee80211_hw *hw, enum radio_path rfpath, original_value = _rtl92s_phy_rf_serial_read(hw, rfpath, regaddr); - bitshift = _rtl92s_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); readback_value = (original_value & bitmask) >> bitshift; spin_unlock(&rtlpriv->locks.rf_lock); @@ -218,7 +206,7 @@ void rtl92s_phy_set_rf_reg(struct ieee80211_hw *hw, enum radio_path rfpath, if (bitmask != RFREG_OFFSET_MASK) { original_value = _rtl92s_phy_rf_serial_read(hw, rfpath, regaddr); - bitshift = _rtl92s_phy_calculate_bit_shift(bitmask); + bitshift = calculate_bit_shift(bitmask); data = ((original_value & (~bitmask)) | (data << bitshift)); } diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/dm.c b/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/dm.c index 42a6fba90ba9..fedde63d9bc5 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/dm.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/dm.c @@ -592,7 +592,7 @@ static void rtl8723e_dm_check_edca_turbo(struct ieee80211_hw *hw) } if (rtlpriv->btcoexist.bt_edca_dl != 0) { - edca_be_ul = rtlpriv->btcoexist.bt_edca_dl; + edca_be_dl = rtlpriv->btcoexist.bt_edca_dl; bt_change_edca = true; } diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8723com/phy_common.c b/drivers/net/wireless/realtek/rtlwifi/rtl8723com/phy_common.c index 43d24e1ee5e6..af9cd74e09d4 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8723com/phy_common.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8723com/phy_common.c @@ -75,13 +75,9 @@ EXPORT_SYMBOL_GPL(rtl8723_phy_set_bb_reg); u32 rtl8723_phy_calculate_bit_shift(u32 bitmask) { - u32 i; + u32 i = ffs(bitmask); - for (i = 0; i <= 31; i++) { - if (((bitmask >> i) & 0x1) == 1) - break; - } - return i; + return i ? i - 1 : 32; } EXPORT_SYMBOL_GPL(rtl8723_phy_calculate_bit_shift); diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/phy.c b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/phy.c index 176deb2b5386..a972afde40a7 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/phy.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/phy.c @@ -49,7 +49,13 @@ static u32 _rtl8821ae_phy_rf_serial_read(struct ieee80211_hw *hw, static void _rtl8821ae_phy_rf_serial_write(struct ieee80211_hw *hw, enum radio_path rfpath, u32 offset, u32 data); -static u32 _rtl8821ae_phy_calculate_bit_shift(u32 bitmask); +static u32 _rtl8821ae_phy_calculate_bit_shift(u32 bitmask) +{ + if (WARN_ON_ONCE(!bitmask)) + return 0; + + return __ffs(bitmask); +} static bool _rtl8821ae_phy_bb8821a_config_parafile(struct ieee80211_hw *hw); /*static bool _rtl8812ae_phy_config_mac_with_headerfile(struct ieee80211_hw *hw);*/ static bool _rtl8821ae_phy_config_mac_with_headerfile(struct ieee80211_hw *hw); @@ -296,17 +302,6 @@ static void _rtl8821ae_phy_rf_serial_write(struct ieee80211_hw *hw, rfpath, pphyreg->rf3wire_offset, data_and_addr); } -static u32 _rtl8821ae_phy_calculate_bit_shift(u32 bitmask) -{ - u32 i; - - for (i = 0; i <= 31; i++) { - if (((bitmask >> i) & 0x1) == 1) - break; - } - return i; -} - bool rtl8821ae_phy_mac_config(struct ieee80211_hw *hw) { bool rtstatus = 0; @@ -1608,7 +1603,7 @@ static void _rtl8821ae_phy_txpower_by_rate_configuration(struct ieee80211_hw *hw } /* string is in decimal */ -static bool _rtl8812ae_get_integer_from_string(char *str, u8 *pint) +static bool _rtl8812ae_get_integer_from_string(const char *str, u8 *pint) { u16 i = 0; *pint = 0; @@ -1626,18 +1621,6 @@ static bool _rtl8812ae_get_integer_from_string(char *str, u8 *pint) return true; } -static bool _rtl8812ae_eq_n_byte(u8 *str1, u8 *str2, u32 num) -{ - if (num == 0) - return false; - while (num > 0) { - num--; - if (str1[num] != str2[num]) - return false; - } - return true; -} - static s8 _rtl8812ae_phy_get_chnl_idx_of_txpwr_lmt(struct ieee80211_hw *hw, u8 band, u8 channel) { @@ -1664,10 +1647,11 @@ static s8 _rtl8812ae_phy_get_chnl_idx_of_txpwr_lmt(struct ieee80211_hw *hw, return channel_index; } -static void _rtl8812ae_phy_set_txpower_limit(struct ieee80211_hw *hw, u8 *pregulation, - u8 *pband, u8 *pbandwidth, - u8 *prate_section, u8 *prf_path, - u8 *pchannel, u8 *ppower_limit) +static void _rtl8812ae_phy_set_txpower_limit(struct ieee80211_hw *hw, + const char *pregulation, + const char *pband, const char *pbandwidth, + const char *prate_section, const char *prf_path, + const char *pchannel, const char *ppower_limit) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_phy *rtlphy = &rtlpriv->phy; @@ -1675,8 +1659,8 @@ static void _rtl8812ae_phy_set_txpower_limit(struct ieee80211_hw *hw, u8 *pregul u8 channel_index; s8 power_limit = 0, prev_power_limit, ret; - if (!_rtl8812ae_get_integer_from_string((char *)pchannel, &channel) || - !_rtl8812ae_get_integer_from_string((char *)ppower_limit, + if (!_rtl8812ae_get_integer_from_string(pchannel, &channel) || + !_rtl8812ae_get_integer_from_string(ppower_limit, &power_limit)) { RT_TRACE(rtlpriv, COMP_INIT, DBG_TRACE, "Illegal index of pwr_lmt table [chnl %d][val %d]\n", @@ -1686,42 +1670,42 @@ static void _rtl8812ae_phy_set_txpower_limit(struct ieee80211_hw *hw, u8 *pregul power_limit = power_limit > MAX_POWER_INDEX ? MAX_POWER_INDEX : power_limit; - if (_rtl8812ae_eq_n_byte(pregulation, (u8 *)("FCC"), 3)) + if (strcmp(pregulation, "FCC") == 0) regulation = 0; - else if (_rtl8812ae_eq_n_byte(pregulation, (u8 *)("MKK"), 3)) + else if (strcmp(pregulation, "MKK") == 0) regulation = 1; - else if (_rtl8812ae_eq_n_byte(pregulation, (u8 *)("ETSI"), 4)) + else if (strcmp(pregulation, "ETSI") == 0) regulation = 2; - else if (_rtl8812ae_eq_n_byte(pregulation, (u8 *)("WW13"), 4)) + else if (strcmp(pregulation, "WW13") == 0) regulation = 3; - if (_rtl8812ae_eq_n_byte(prate_section, (u8 *)("CCK"), 3)) + if (strcmp(prate_section, "CCK") == 0) rate_section = 0; - else if (_rtl8812ae_eq_n_byte(prate_section, (u8 *)("OFDM"), 4)) + else if (strcmp(prate_section, "OFDM") == 0) rate_section = 1; - else if (_rtl8812ae_eq_n_byte(prate_section, (u8 *)("HT"), 2) && - _rtl8812ae_eq_n_byte(prf_path, (u8 *)("1T"), 2)) + else if (strcmp(prate_section, "HT") == 0 && + strcmp(prf_path, "1T") == 0) rate_section = 2; - else if (_rtl8812ae_eq_n_byte(prate_section, (u8 *)("HT"), 2) && - _rtl8812ae_eq_n_byte(prf_path, (u8 *)("2T"), 2)) + else if (strcmp(prate_section, "HT") == 0 && + strcmp(prf_path, "2T") == 0) rate_section = 3; - else if (_rtl8812ae_eq_n_byte(prate_section, (u8 *)("VHT"), 3) && - _rtl8812ae_eq_n_byte(prf_path, (u8 *)("1T"), 2)) + else if (strcmp(prate_section, "VHT") == 0 && + strcmp(prf_path, "1T") == 0) rate_section = 4; - else if (_rtl8812ae_eq_n_byte(prate_section, (u8 *)("VHT"), 3) && - _rtl8812ae_eq_n_byte(prf_path, (u8 *)("2T"), 2)) + else if (strcmp(prate_section, "VHT") == 0 && + strcmp(prf_path, "2T") == 0) rate_section = 5; - if (_rtl8812ae_eq_n_byte(pbandwidth, (u8 *)("20M"), 3)) + if (strcmp(pbandwidth, "20M") == 0) bandwidth = 0; - else if (_rtl8812ae_eq_n_byte(pbandwidth, (u8 *)("40M"), 3)) + else if (strcmp(pbandwidth, "40M") == 0) bandwidth = 1; - else if (_rtl8812ae_eq_n_byte(pbandwidth, (u8 *)("80M"), 3)) + else if (strcmp(pbandwidth, "80M") == 0) bandwidth = 2; - else if (_rtl8812ae_eq_n_byte(pbandwidth, (u8 *)("160M"), 4)) + else if (strcmp(pbandwidth, "160M") == 0) bandwidth = 3; - if (_rtl8812ae_eq_n_byte(pband, (u8 *)("2.4G"), 4)) { + if (strcmp(pband, "2.4G") == 0) { ret = _rtl8812ae_phy_get_chnl_idx_of_txpwr_lmt(hw, BAND_ON_2_4G, channel); @@ -1745,7 +1729,7 @@ static void _rtl8812ae_phy_set_txpower_limit(struct ieee80211_hw *hw, u8 *pregul regulation, bandwidth, rate_section, channel_index, rtlphy->txpwr_limit_2_4g[regulation][bandwidth] [rate_section][channel_index][RF90_PATH_A]); - } else if (_rtl8812ae_eq_n_byte(pband, (u8 *)("5G"), 2)) { + } else if (strcmp(pband, "5G") == 0) { ret = _rtl8812ae_phy_get_chnl_idx_of_txpwr_lmt(hw, BAND_ON_5G, channel); @@ -1776,10 +1760,10 @@ static void _rtl8812ae_phy_set_txpower_limit(struct ieee80211_hw *hw, u8 *pregul } static void _rtl8812ae_phy_config_bb_txpwr_lmt(struct ieee80211_hw *hw, - u8 *regulation, u8 *band, - u8 *bandwidth, u8 *rate_section, - u8 *rf_path, u8 *channel, - u8 *power_limit) + const char *regulation, const char *band, + const char *bandwidth, const char *rate_section, + const char *rf_path, const char *channel, + const char *power_limit) { _rtl8812ae_phy_set_txpower_limit(hw, regulation, band, bandwidth, rate_section, rf_path, channel, @@ -1792,7 +1776,7 @@ static void _rtl8821ae_phy_read_and_config_txpwr_lmt(struct ieee80211_hw *hw) struct rtl_hal *rtlhal = rtl_hal(rtlpriv); u32 i = 0; u32 array_len; - u8 **array; + const char **array; if (rtlhal->hw_type == HARDWARE_TYPE_RTL8812AE) { array_len = RTL8812AE_TXPWR_LMT_ARRAY_LEN; @@ -1806,13 +1790,13 @@ static void _rtl8821ae_phy_read_and_config_txpwr_lmt(struct ieee80211_hw *hw) "\n"); for (i = 0; i < array_len; i += 7) { - u8 *regulation = array[i]; - u8 *band = array[i+1]; - u8 *bandwidth = array[i+2]; - u8 *rate = array[i+3]; - u8 *rf_path = array[i+4]; - u8 *chnl = array[i+5]; - u8 *val = array[i+6]; + const char *regulation = array[i]; + const char *band = array[i+1]; + const char *bandwidth = array[i+2]; + const char *rate = array[i+3]; + const char *rf_path = array[i+4]; + const char *chnl = array[i+5]; + const char *val = array[i+6]; _rtl8812ae_phy_config_bb_txpwr_lmt(hw, regulation, band, bandwidth, rate, rf_path, diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/table.c b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/table.c index f87f9d03b9fa..e1e7fa990132 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/table.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/table.c @@ -272,7 +272,7 @@ u32 RTL8821AE_PHY_REG_ARRAY[] = { 0x824, 0x00030FE0, 0x828, 0x00000000, 0x82C, 0x002081DD, - 0x830, 0x2AAA8E24, + 0x830, 0x2AAAEEC8, 0x834, 0x0037A706, 0x838, 0x06489B44, 0x83C, 0x0000095B, @@ -347,10 +347,10 @@ u32 RTL8821AE_PHY_REG_ARRAY[] = { 0x9D8, 0x00000000, 0x9DC, 0x00000000, 0x9E0, 0x00005D00, - 0x9E4, 0x00000002, + 0x9E4, 0x00000003, 0x9E8, 0x00000001, 0xA00, 0x00D047C8, - 0xA04, 0x01FF000C, + 0xA04, 0x01FF800C, 0xA08, 0x8C8A8300, 0xA0C, 0x2E68000F, 0xA10, 0x9500BB78, @@ -1343,7 +1343,11 @@ u32 RTL8821AE_RADIOA_ARRAY[] = { 0x083, 0x00021800, 0x084, 0x00028000, 0x085, 0x00048000, + 0x80000111, 0x00000000, 0x40000000, 0x00000000, + 0x086, 0x0009483A, + 0xA0000000, 0x00000000, 0x086, 0x00094838, + 0xB0000000, 0x00000000, 0x087, 0x00044980, 0x088, 0x00048000, 0x089, 0x0000D480, @@ -1432,36 +1436,32 @@ u32 RTL8821AE_RADIOA_ARRAY[] = { 0x03C, 0x000CA000, 0x0EF, 0x00000000, 0x0EF, 0x00001100, - 0xFF0F0104, 0xABCD, + 0x80000111, 0x00000000, 0x40000000, 0x00000000, 0x034, 0x0004ADF3, 0x034, 0x00049DF0, - 0xFF0F0204, 0xCDEF, + 0x90000110, 0x00000000, 0x40000000, 0x00000000, 0x034, 0x0004ADF3, 0x034, 0x00049DF0, - 0xFF0F0404, 0xCDEF, - 0x034, 0x0004ADF3, - 0x034, 0x00049DF0, - 0xFF0F0200, 0xCDEF, + 0x90000210, 0x00000000, 0x40000000, 0x00000000, 0x034, 0x0004ADF5, 0x034, 0x00049DF2, - 0xFF0F02C0, 0xCDEF, + 0x9000020c, 0x00000000, 0x40000000, 0x00000000, + 0x034, 0x0004A0F3, + 0x034, 0x000490B1, + 0x9000040c, 0x00000000, 0x40000000, 0x00000000, 0x034, 0x0004A0F3, 0x034, 0x000490B1, - 0xCDCDCDCD, 0xCDCD, + 0x90000200, 0x00000000, 0x40000000, 0x00000000, + 0x034, 0x0004ADF5, + 0x034, 0x00049DF2, + 0x90000410, 0x00000000, 0x40000000, 0x00000000, + 0x034, 0x0004ADF3, + 0x034, 0x00049DF0, + 0xA0000000, 0x00000000, 0x034, 0x0004ADF7, 0x034, 0x00049DF3, - 0xFF0F0104, 0xDEAD, - 0xFF0F0104, 0xABCD, - 0x034, 0x00048DED, - 0x034, 0x00047DEA, - 0x034, 0x00046DE7, - 0x034, 0x00045CE9, - 0x034, 0x00044CE6, - 0x034, 0x000438C6, - 0x034, 0x00042886, - 0x034, 0x00041486, - 0x034, 0x00040447, - 0xFF0F0204, 0xCDEF, + 0xB0000000, 0x00000000, + 0x80000111, 0x00000000, 0x40000000, 0x00000000, 0x034, 0x00048DED, 0x034, 0x00047DEA, 0x034, 0x00046DE7, @@ -1471,7 +1471,7 @@ u32 RTL8821AE_RADIOA_ARRAY[] = { 0x034, 0x00042886, 0x034, 0x00041486, 0x034, 0x00040447, - 0xFF0F0404, 0xCDEF, + 0x90000110, 0x00000000, 0x40000000, 0x00000000, 0x034, 0x00048DED, 0x034, 0x00047DEA, 0x034, 0x00046DE7, @@ -1481,7 +1481,17 @@ u32 RTL8821AE_RADIOA_ARRAY[] = { 0x034, 0x00042886, 0x034, 0x00041486, 0x034, 0x00040447, - 0xFF0F02C0, 0xCDEF, + 0x9000020c, 0x00000000, 0x40000000, 0x00000000, + 0x034, 0x000480AE, + 0x034, 0x000470AB, + 0x034, 0x0004608B, + 0x034, 0x00045069, + 0x034, 0x00044048, + 0x034, 0x00043045, + 0x034, 0x00042026, + 0x034, 0x00041023, + 0x034, 0x00040002, + 0x9000040c, 0x00000000, 0x40000000, 0x00000000, 0x034, 0x000480AE, 0x034, 0x000470AB, 0x034, 0x0004608B, @@ -1491,7 +1501,17 @@ u32 RTL8821AE_RADIOA_ARRAY[] = { 0x034, 0x00042026, 0x034, 0x00041023, 0x034, 0x00040002, - 0xCDCDCDCD, 0xCDCD, + 0x90000410, 0x00000000, 0x40000000, 0x00000000, + 0x034, 0x00048DED, + 0x034, 0x00047DEA, + 0x034, 0x00046DE7, + 0x034, 0x00045CE9, + 0x034, 0x00044CE6, + 0x034, 0x000438C6, + 0x034, 0x00042886, + 0x034, 0x00041486, + 0x034, 0x00040447, + 0xA0000000, 0x00000000, 0x034, 0x00048DEF, 0x034, 0x00047DEC, 0x034, 0x00046DE9, @@ -1501,38 +1521,36 @@ u32 RTL8821AE_RADIOA_ARRAY[] = { 0x034, 0x0004248A, 0x034, 0x0004108D, 0x034, 0x0004008A, - 0xFF0F0104, 0xDEAD, - 0xFF0F0200, 0xABCD, + 0xB0000000, 0x00000000, + 0x80000210, 0x00000000, 0x40000000, 0x00000000, 0x034, 0x0002ADF4, - 0xFF0F02C0, 0xCDEF, + 0x9000020c, 0x00000000, 0x40000000, 0x00000000, + 0x034, 0x0002A0F3, + 0x9000040c, 0x00000000, 0x40000000, 0x00000000, 0x034, 0x0002A0F3, - 0xCDCDCDCD, 0xCDCD, + 0x90000200, 0x00000000, 0x40000000, 0x00000000, + 0x034, 0x0002ADF4, + 0xA0000000, 0x00000000, 0x034, 0x0002ADF7, - 0xFF0F0200, 0xDEAD, - 0xFF0F0104, 0xABCD, - 0x034, 0x00029DF4, - 0xFF0F0204, 0xCDEF, + 0xB0000000, 0x00000000, + 0x80000111, 0x00000000, 0x40000000, 0x00000000, 0x034, 0x00029DF4, - 0xFF0F0404, 0xCDEF, + 0x90000110, 0x00000000, 0x40000000, 0x00000000, 0x034, 0x00029DF4, - 0xFF0F0200, 0xCDEF, + 0x90000210, 0x00000000, 0x40000000, 0x00000000, 0x034, 0x00029DF1, - 0xFF0F02C0, 0xCDEF, + 0x9000020c, 0x00000000, 0x40000000, 0x00000000, + 0x034, 0x000290F0, + 0x9000040c, 0x00000000, 0x40000000, 0x00000000, 0x034, 0x000290F0, - 0xCDCDCDCD, 0xCDCD, + 0x90000200, 0x00000000, 0x40000000, 0x00000000, + 0x034, 0x00029DF1, + 0x90000410, 0x00000000, 0x40000000, 0x00000000, + 0x034, 0x00029DF4, + 0xA0000000, 0x00000000, 0x034, 0x00029DF2, - 0xFF0F0104, 0xDEAD, - 0xFF0F0104, 0xABCD, - 0x034, 0x00028DF1, - 0x034, 0x00027DEE, - 0x034, 0x00026DEB, - 0x034, 0x00025CEC, - 0x034, 0x00024CE9, - 0x034, 0x000238CA, - 0x034, 0x00022889, - 0x034, 0x00021489, - 0x034, 0x0002044A, - 0xFF0F0204, 0xCDEF, + 0xB0000000, 0x00000000, + 0x80000111, 0x00000000, 0x40000000, 0x00000000, 0x034, 0x00028DF1, 0x034, 0x00027DEE, 0x034, 0x00026DEB, @@ -1542,7 +1560,7 @@ u32 RTL8821AE_RADIOA_ARRAY[] = { 0x034, 0x00022889, 0x034, 0x00021489, 0x034, 0x0002044A, - 0xFF0F0404, 0xCDEF, + 0x90000110, 0x00000000, 0x40000000, 0x00000000, 0x034, 0x00028DF1, 0x034, 0x00027DEE, 0x034, 0x00026DEB, @@ -1552,7 +1570,7 @@ u32 RTL8821AE_RADIOA_ARRAY[] = { 0x034, 0x00022889, 0x034, 0x00021489, 0x034, 0x0002044A, - 0xFF0F02C0, 0xCDEF, + 0x9000020c, 0x00000000, 0x40000000, 0x00000000, 0x034, 0x000280AF, 0x034, 0x000270AC, 0x034, 0x0002608B, @@ -1562,7 +1580,27 @@ u32 RTL8821AE_RADIOA_ARRAY[] = { 0x034, 0x00022026, 0x034, 0x00021023, 0x034, 0x00020002, - 0xCDCDCDCD, 0xCDCD, + 0x9000040c, 0x00000000, 0x40000000, 0x00000000, + 0x034, 0x000280AF, + 0x034, 0x000270AC, + 0x034, 0x0002608B, + 0x034, 0x00025069, + 0x034, 0x00024048, + 0x034, 0x00023045, + 0x034, 0x00022026, + 0x034, 0x00021023, + 0x034, 0x00020002, + 0x90000410, 0x00000000, 0x40000000, 0x00000000, + 0x034, 0x00028DF1, + 0x034, 0x00027DEE, + 0x034, 0x00026DEB, + 0x034, 0x00025CEC, + 0x034, 0x00024CE9, + 0x034, 0x000238CA, + 0x034, 0x00022889, + 0x034, 0x00021489, + 0x034, 0x0002044A, + 0xA0000000, 0x00000000, 0x034, 0x00028DEE, 0x034, 0x00027DEB, 0x034, 0x00026CCD, @@ -1572,27 +1610,24 @@ u32 RTL8821AE_RADIOA_ARRAY[] = { 0x034, 0x00022849, 0x034, 0x00021449, 0x034, 0x0002004D, - 0xFF0F0104, 0xDEAD, - 0xFF0F02C0, 0xABCD, + 0xB0000000, 0x00000000, + 0x8000020c, 0x00000000, 0x40000000, 0x00000000, + 0x034, 0x0000A0D7, + 0x034, 0x000090D3, + 0x034, 0x000080B1, + 0x034, 0x000070AE, + 0x9000040c, 0x00000000, 0x40000000, 0x00000000, 0x034, 0x0000A0D7, 0x034, 0x000090D3, 0x034, 0x000080B1, 0x034, 0x000070AE, - 0xCDCDCDCD, 0xCDCD, + 0xA0000000, 0x00000000, 0x034, 0x0000ADF7, 0x034, 0x00009DF4, 0x034, 0x00008DF1, 0x034, 0x00007DEE, - 0xFF0F02C0, 0xDEAD, - 0xFF0F0104, 0xABCD, - 0x034, 0x00006DEB, - 0x034, 0x00005CEC, - 0x034, 0x00004CE9, - 0x034, 0x000038CA, - 0x034, 0x00002889, - 0x034, 0x00001489, - 0x034, 0x0000044A, - 0xFF0F0204, 0xCDEF, + 0xB0000000, 0x00000000, + 0x80000111, 0x00000000, 0x40000000, 0x00000000, 0x034, 0x00006DEB, 0x034, 0x00005CEC, 0x034, 0x00004CE9, @@ -1600,7 +1635,7 @@ u32 RTL8821AE_RADIOA_ARRAY[] = { 0x034, 0x00002889, 0x034, 0x00001489, 0x034, 0x0000044A, - 0xFF0F0404, 0xCDEF, + 0x90000110, 0x00000000, 0x40000000, 0x00000000, 0x034, 0x00006DEB, 0x034, 0x00005CEC, 0x034, 0x00004CE9, @@ -1608,7 +1643,7 @@ u32 RTL8821AE_RADIOA_ARRAY[] = { 0x034, 0x00002889, 0x034, 0x00001489, 0x034, 0x0000044A, - 0xFF0F02C0, 0xCDEF, + 0x9000020c, 0x00000000, 0x40000000, 0x00000000, 0x034, 0x0000608D, 0x034, 0x0000506B, 0x034, 0x0000404A, @@ -1616,7 +1651,23 @@ u32 RTL8821AE_RADIOA_ARRAY[] = { 0x034, 0x00002044, 0x034, 0x00001025, 0x034, 0x00000004, - 0xCDCDCDCD, 0xCDCD, + 0x9000040c, 0x00000000, 0x40000000, 0x00000000, + 0x034, 0x0000608D, + 0x034, 0x0000506B, + 0x034, 0x0000404A, + 0x034, 0x00003047, + 0x034, 0x00002044, + 0x034, 0x00001025, + 0x034, 0x00000004, + 0x90000410, 0x00000000, 0x40000000, 0x00000000, + 0x034, 0x00006DEB, + 0x034, 0x00005CEC, + 0x034, 0x00004CE9, + 0x034, 0x000038CA, + 0x034, 0x00002889, + 0x034, 0x00001489, + 0x034, 0x0000044A, + 0xA0000000, 0x00000000, 0x034, 0x00006DCD, 0x034, 0x00005CCD, 0x034, 0x00004CCA, @@ -1624,11 +1675,11 @@ u32 RTL8821AE_RADIOA_ARRAY[] = { 0x034, 0x00002888, 0x034, 0x00001488, 0x034, 0x00000486, - 0xFF0F0104, 0xDEAD, + 0xB0000000, 0x00000000, 0x0EF, 0x00000000, 0x018, 0x0001712A, 0x0EF, 0x00000040, - 0xFF0F0104, 0xABCD, + 0x80000111, 0x00000000, 0x40000000, 0x00000000, 0x035, 0x00000187, 0x035, 0x00008187, 0x035, 0x00010187, @@ -1638,7 +1689,7 @@ u32 RTL8821AE_RADIOA_ARRAY[] = { 0x035, 0x00040188, 0x035, 0x00048188, 0x035, 0x00050188, - 0xFF0F0204, 0xCDEF, + 0x90000110, 0x00000000, 0x40000000, 0x00000000, 0x035, 0x00000187, 0x035, 0x00008187, 0x035, 0x00010187, @@ -1648,7 +1699,37 @@ u32 RTL8821AE_RADIOA_ARRAY[] = { 0x035, 0x00040188, 0x035, 0x00048188, 0x035, 0x00050188, - 0xFF0F0404, 0xCDEF, + 0x90000210, 0x00000000, 0x40000000, 0x00000000, + 0x035, 0x00000128, + 0x035, 0x00008128, + 0x035, 0x00010128, + 0x035, 0x000201C8, + 0x035, 0x000281C8, + 0x035, 0x000301C8, + 0x035, 0x000401C8, + 0x035, 0x000481C8, + 0x035, 0x000501C8, + 0x9000040c, 0x00000000, 0x40000000, 0x00000000, + 0x035, 0x00000145, + 0x035, 0x00008145, + 0x035, 0x00010145, + 0x035, 0x00020196, + 0x035, 0x00028196, + 0x035, 0x00030196, + 0x035, 0x000401C7, + 0x035, 0x000481C7, + 0x035, 0x000501C7, + 0x90000200, 0x00000000, 0x40000000, 0x00000000, + 0x035, 0x00000128, + 0x035, 0x00008128, + 0x035, 0x00010128, + 0x035, 0x000201C8, + 0x035, 0x000281C8, + 0x035, 0x000301C8, + 0x035, 0x000401C8, + 0x035, 0x000481C8, + 0x035, 0x000501C8, + 0x90000410, 0x00000000, 0x40000000, 0x00000000, 0x035, 0x00000187, 0x035, 0x00008187, 0x035, 0x00010187, @@ -1658,7 +1739,7 @@ u32 RTL8821AE_RADIOA_ARRAY[] = { 0x035, 0x00040188, 0x035, 0x00048188, 0x035, 0x00050188, - 0xCDCDCDCD, 0xCDCD, + 0xA0000000, 0x00000000, 0x035, 0x00000145, 0x035, 0x00008145, 0x035, 0x00010145, @@ -1668,11 +1749,11 @@ u32 RTL8821AE_RADIOA_ARRAY[] = { 0x035, 0x000401C7, 0x035, 0x000481C7, 0x035, 0x000501C7, - 0xFF0F0104, 0xDEAD, + 0xB0000000, 0x00000000, 0x0EF, 0x00000000, 0x018, 0x0001712A, 0x0EF, 0x00000010, - 0xFF0F0104, 0xABCD, + 0x80000111, 0x00000000, 0x40000000, 0x00000000, 0x036, 0x00085733, 0x036, 0x0008D733, 0x036, 0x00095733, @@ -1685,7 +1766,7 @@ u32 RTL8821AE_RADIOA_ARRAY[] = { 0x036, 0x000CE4B4, 0x036, 0x000D64B4, 0x036, 0x000DE4B4, - 0xFF0F0204, 0xCDEF, + 0x90000110, 0x00000000, 0x40000000, 0x00000000, 0x036, 0x00085733, 0x036, 0x0008D733, 0x036, 0x00095733, @@ -1698,7 +1779,46 @@ u32 RTL8821AE_RADIOA_ARRAY[] = { 0x036, 0x000CE4B4, 0x036, 0x000D64B4, 0x036, 0x000DE4B4, - 0xFF0F0404, 0xCDEF, + 0x90000210, 0x00000000, 0x40000000, 0x00000000, + 0x036, 0x000063B5, + 0x036, 0x0000E3B5, + 0x036, 0x000163B5, + 0x036, 0x0001E3B5, + 0x036, 0x000263B5, + 0x036, 0x0002E3B5, + 0x036, 0x000363B5, + 0x036, 0x0003E3B5, + 0x036, 0x000463B5, + 0x036, 0x0004E3B5, + 0x036, 0x000563B5, + 0x036, 0x0005E3B5, + 0x9000040c, 0x00000000, 0x40000000, 0x00000000, + 0x036, 0x000056B3, + 0x036, 0x0000D6B3, + 0x036, 0x000156B3, + 0x036, 0x0001D6B3, + 0x036, 0x00026634, + 0x036, 0x0002E634, + 0x036, 0x00036634, + 0x036, 0x0003E634, + 0x036, 0x000467B4, + 0x036, 0x0004E7B4, + 0x036, 0x000567B4, + 0x036, 0x0005E7B4, + 0x90000200, 0x00000000, 0x40000000, 0x00000000, + 0x036, 0x000063B5, + 0x036, 0x0000E3B5, + 0x036, 0x000163B5, + 0x036, 0x0001E3B5, + 0x036, 0x000263B5, + 0x036, 0x0002E3B5, + 0x036, 0x000363B5, + 0x036, 0x0003E3B5, + 0x036, 0x000463B5, + 0x036, 0x0004E3B5, + 0x036, 0x000563B5, + 0x036, 0x0005E3B5, + 0x90000410, 0x00000000, 0x40000000, 0x00000000, 0x036, 0x00085733, 0x036, 0x0008D733, 0x036, 0x00095733, @@ -1711,7 +1831,7 @@ u32 RTL8821AE_RADIOA_ARRAY[] = { 0x036, 0x000CE4B4, 0x036, 0x000D64B4, 0x036, 0x000DE4B4, - 0xCDCDCDCD, 0xCDCD, + 0xA0000000, 0x00000000, 0x036, 0x000056B3, 0x036, 0x0000D6B3, 0x036, 0x000156B3, @@ -1724,103 +1844,162 @@ u32 RTL8821AE_RADIOA_ARRAY[] = { 0x036, 0x0004E7B4, 0x036, 0x000567B4, 0x036, 0x0005E7B4, - 0xFF0F0104, 0xDEAD, + 0xB0000000, 0x00000000, 0x0EF, 0x00000000, 0x0EF, 0x00000008, - 0xFF0F0104, 0xABCD, + 0x80000111, 0x00000000, 0x40000000, 0x00000000, 0x03C, 0x000001C8, 0x03C, 0x00000492, - 0xFF0F0204, 0xCDEF, + 0x90000110, 0x00000000, 0x40000000, 0x00000000, 0x03C, 0x000001C8, 0x03C, 0x00000492, - 0xFF0F0404, 0xCDEF, + 0x90000210, 0x00000000, 0x40000000, 0x00000000, + 0x03C, 0x000001B6, + 0x03C, 0x00000492, + 0x9000040c, 0x00000000, 0x40000000, 0x00000000, + 0x03C, 0x0000022A, + 0x03C, 0x00000594, + 0x90000200, 0x00000000, 0x40000000, 0x00000000, + 0x03C, 0x000001B6, + 0x03C, 0x00000492, + 0x90000410, 0x00000000, 0x40000000, 0x00000000, 0x03C, 0x000001C8, 0x03C, 0x00000492, - 0xCDCDCDCD, 0xCDCD, + 0xA0000000, 0x00000000, 0x03C, 0x0000022A, 0x03C, 0x00000594, - 0xFF0F0104, 0xDEAD, - 0xFF0F0104, 0xABCD, + 0xB0000000, 0x00000000, + 0x80000111, 0x00000000, 0x40000000, 0x00000000, 0x03C, 0x00000800, - 0xFF0F0204, 0xCDEF, + 0x90000110, 0x00000000, 0x40000000, 0x00000000, 0x03C, 0x00000800, - 0xFF0F0404, 0xCDEF, + 0x90000210, 0x00000000, 0x40000000, 0x00000000, 0x03C, 0x00000800, - 0xFF0F02C0, 0xCDEF, + 0x9000020c, 0x00000000, 0x40000000, 0x00000000, 0x03C, 0x00000820, - 0xCDCDCDCD, 0xCDCD, + 0x9000040c, 0x00000000, 0x40000000, 0x00000000, + 0x03C, 0x00000820, + 0x90000200, 0x00000000, 0x40000000, 0x00000000, + 0x03C, 0x00000800, + 0x90000410, 0x00000000, 0x40000000, 0x00000000, + 0x03C, 0x00000800, + 0xA0000000, 0x00000000, 0x03C, 0x00000900, - 0xFF0F0104, 0xDEAD, + 0xB0000000, 0x00000000, 0x0EF, 0x00000000, 0x018, 0x0001712A, 0x0EF, 0x00000002, - 0xFF0F0104, 0xABCD, + 0x80000111, 0x00000000, 0x40000000, 0x00000000, 0x008, 0x0004E400, - 0xFF0F0204, 0xCDEF, + 0x90000110, 0x00000000, 0x40000000, 0x00000000, 0x008, 0x0004E400, - 0xFF0F0404, 0xCDEF, + 0x90000210, 0x00000000, 0x40000000, 0x00000000, + 0x008, 0x00002000, + 0x9000020c, 0x00000000, 0x40000000, 0x00000000, + 0x008, 0x00002000, + 0x9000040c, 0x00000000, 0x40000000, 0x00000000, + 0x008, 0x00002000, + 0x90000200, 0x00000000, 0x40000000, 0x00000000, + 0x008, 0x00002000, + 0x90000410, 0x00000000, 0x40000000, 0x00000000, 0x008, 0x0004E400, - 0xCDCDCDCD, 0xCDCD, + 0xA0000000, 0x00000000, 0x008, 0x00002000, - 0xFF0F0104, 0xDEAD, + 0xB0000000, 0x00000000, 0x0EF, 0x00000000, 0x0DF, 0x000000C0, - 0x01F, 0x00040064, - 0xFF0F0104, 0xABCD, + 0x01F, 0x00000064, + 0x80000111, 0x00000000, 0x40000000, 0x00000000, 0x058, 0x000A7284, 0x059, 0x000600EC, - 0xFF0F0204, 0xCDEF, + 0x90000110, 0x00000000, 0x40000000, 0x00000000, 0x058, 0x000A7284, 0x059, 0x000600EC, - 0xFF0F0404, 0xCDEF, + 0x9000020c, 0x00000000, 0x40000000, 0x00000000, + 0x058, 0x00081184, + 0x059, 0x0006016C, + 0x9000040c, 0x00000000, 0x40000000, 0x00000000, + 0x058, 0x00081184, + 0x059, 0x0006016C, + 0x90000200, 0x00000000, 0x40000000, 0x00000000, + 0x058, 0x00081184, + 0x059, 0x0006016C, + 0x90000410, 0x00000000, 0x40000000, 0x00000000, 0x058, 0x000A7284, 0x059, 0x000600EC, - 0xCDCDCDCD, 0xCDCD, + 0xA0000000, 0x00000000, 0x058, 0x00081184, 0x059, 0x0006016C, - 0xFF0F0104, 0xDEAD, - 0xFF0F0104, 0xABCD, + 0xB0000000, 0x00000000, + 0x80000111, 0x00000000, 0x40000000, 0x00000000, 0x061, 0x000E8D73, 0x062, 0x00093FC5, - 0xFF0F0204, 0xCDEF, + 0x90000110, 0x00000000, 0x40000000, 0x00000000, 0x061, 0x000E8D73, 0x062, 0x00093FC5, - 0xFF0F0404, 0xCDEF, + 0x90000210, 0x00000000, 0x40000000, 0x00000000, + 0x061, 0x000EFD83, + 0x062, 0x00093FCC, + 0x9000040c, 0x00000000, 0x40000000, 0x00000000, + 0x061, 0x000EAD53, + 0x062, 0x00093BC4, + 0x90000200, 0x00000000, 0x40000000, 0x00000000, + 0x061, 0x000EFD83, + 0x062, 0x00093FCC, + 0x90000410, 0x00000000, 0x40000000, 0x00000000, 0x061, 0x000E8D73, 0x062, 0x00093FC5, - 0xCDCDCDCD, 0xCDCD, + 0xA0000000, 0x00000000, 0x061, 0x000EAD53, 0x062, 0x00093BC4, - 0xFF0F0104, 0xDEAD, - 0xFF0F0104, 0xABCD, + 0xB0000000, 0x00000000, + 0x80000111, 0x00000000, 0x40000000, 0x00000000, 0x063, 0x000110E9, - 0xFF0F0204, 0xCDEF, + 0x90000110, 0x00000000, 0x40000000, 0x00000000, 0x063, 0x000110E9, - 0xFF0F0404, 0xCDEF, + 0x90000210, 0x00000000, 0x40000000, 0x00000000, + 0x063, 0x000110EB, + 0x9000020c, 0x00000000, 0x40000000, 0x00000000, 0x063, 0x000110E9, - 0xFF0F0200, 0xCDEF, - 0x063, 0x000710E9, - 0xFF0F02C0, 0xCDEF, + 0x9000040c, 0x00000000, 0x40000000, 0x00000000, 0x063, 0x000110E9, - 0xCDCDCDCD, 0xCDCD, + 0x90000200, 0x00000000, 0x40000000, 0x00000000, + 0x063, 0x000110EB, + 0x90000410, 0x00000000, 0x40000000, 0x00000000, + 0x063, 0x000110E9, + 0xA0000000, 0x00000000, 0x063, 0x000714E9, - 0xFF0F0104, 0xDEAD, - 0xFF0F0104, 0xABCD, + 0xB0000000, 0x00000000, + 0x80000111, 0x00000000, 0x40000000, 0x00000000, + 0x064, 0x0001C27C, + 0x90000110, 0x00000000, 0x40000000, 0x00000000, + 0x064, 0x0001C27C, + 0x90000210, 0x00000000, 0x40000000, 0x00000000, 0x064, 0x0001C27C, - 0xFF0F0204, 0xCDEF, + 0x9000040c, 0x00000000, 0x40000000, 0x00000000, + 0x064, 0x0001C67C, + 0x90000200, 0x00000000, 0x40000000, 0x00000000, 0x064, 0x0001C27C, - 0xFF0F0404, 0xCDEF, + 0x90000410, 0x00000000, 0x40000000, 0x00000000, 0x064, 0x0001C27C, - 0xCDCDCDCD, 0xCDCD, + 0xA0000000, 0x00000000, 0x064, 0x0001C67C, - 0xFF0F0104, 0xDEAD, - 0xFF0F0200, 0xABCD, + 0xB0000000, 0x00000000, + 0x80000111, 0x00000000, 0x40000000, 0x00000000, + 0x065, 0x00091016, + 0x90000110, 0x00000000, 0x40000000, 0x00000000, + 0x065, 0x00091016, + 0x90000210, 0x00000000, 0x40000000, 0x00000000, 0x065, 0x00093016, - 0xFF0F02C0, 0xCDEF, + 0x9000020c, 0x00000000, 0x40000000, 0x00000000, 0x065, 0x00093015, - 0xCDCDCDCD, 0xCDCD, + 0x9000040c, 0x00000000, 0x40000000, 0x00000000, + 0x065, 0x00093015, + 0x90000200, 0x00000000, 0x40000000, 0x00000000, + 0x065, 0x00093016, + 0xA0000000, 0x00000000, 0x065, 0x00091016, - 0xFF0F0200, 0xDEAD, + 0xB0000000, 0x00000000, 0x018, 0x00000006, 0x0EF, 0x00002000, 0x03B, 0x0003824B, @@ -1918,9 +2097,10 @@ u32 RTL8821AE_RADIOA_ARRAY[] = { 0x0B4, 0x0001214C, 0x0B7, 0x0003000C, 0x01C, 0x000539D2, + 0x0C4, 0x000AFE00, 0x018, 0x0001F12A, - 0x0FE, 0x00000000, - 0x0FE, 0x00000000, + 0xFFE, 0x00000000, + 0xFFE, 0x00000000, 0x018, 0x0001712A, }; @@ -2040,6 +2220,7 @@ u32 RTL8812AE_MAC_REG_ARRAY[] = { u32 RTL8812AE_MAC_1T_ARRAYLEN = ARRAY_SIZE(RTL8812AE_MAC_REG_ARRAY); u32 RTL8821AE_MAC_REG_ARRAY[] = { + 0x421, 0x0000000F, 0x428, 0x0000000A, 0x429, 0x00000010, 0x430, 0x00000000, @@ -2508,7 +2689,7 @@ u32 RTL8821AE_AGC_TAB_ARRAY[] = { 0x81C, 0xA6360001, 0x81C, 0xA5380001, 0x81C, 0xA43A0001, - 0x81C, 0xA33C0001, + 0x81C, 0x683C0001, 0x81C, 0x673E0001, 0x81C, 0x66400001, 0x81C, 0x65420001, @@ -2542,7 +2723,66 @@ u32 RTL8821AE_AGC_TAB_ARRAY[] = { 0x81C, 0x017A0001, 0x81C, 0x017C0001, 0x81C, 0x017E0001, - 0xFF0F02C0, 0xABCD, + 0x8000020c, 0x00000000, 0x40000000, 0x00000000, + 0x81C, 0xFB000101, + 0x81C, 0xFA020101, + 0x81C, 0xF9040101, + 0x81C, 0xF8060101, + 0x81C, 0xF7080101, + 0x81C, 0xF60A0101, + 0x81C, 0xF50C0101, + 0x81C, 0xF40E0101, + 0x81C, 0xF3100101, + 0x81C, 0xF2120101, + 0x81C, 0xF1140101, + 0x81C, 0xF0160101, + 0x81C, 0xEF180101, + 0x81C, 0xEE1A0101, + 0x81C, 0xED1C0101, + 0x81C, 0xEC1E0101, + 0x81C, 0xEB200101, + 0x81C, 0xEA220101, + 0x81C, 0xE9240101, + 0x81C, 0xE8260101, + 0x81C, 0xE7280101, + 0x81C, 0xE62A0101, + 0x81C, 0xE52C0101, + 0x81C, 0xE42E0101, + 0x81C, 0xE3300101, + 0x81C, 0xA5320101, + 0x81C, 0xA4340101, + 0x81C, 0xA3360101, + 0x81C, 0x87380101, + 0x81C, 0x863A0101, + 0x81C, 0x853C0101, + 0x81C, 0x843E0101, + 0x81C, 0x69400101, + 0x81C, 0x68420101, + 0x81C, 0x67440101, + 0x81C, 0x66460101, + 0x81C, 0x49480101, + 0x81C, 0x484A0101, + 0x81C, 0x474C0101, + 0x81C, 0x2A4E0101, + 0x81C, 0x29500101, + 0x81C, 0x28520101, + 0x81C, 0x27540101, + 0x81C, 0x26560101, + 0x81C, 0x25580101, + 0x81C, 0x245A0101, + 0x81C, 0x235C0101, + 0x81C, 0x055E0101, + 0x81C, 0x04600101, + 0x81C, 0x03620101, + 0x81C, 0x02640101, + 0x81C, 0x01660101, + 0x81C, 0x01680101, + 0x81C, 0x016A0101, + 0x81C, 0x016C0101, + 0x81C, 0x016E0101, + 0x81C, 0x01700101, + 0x81C, 0x01720101, + 0x9000040c, 0x00000000, 0x40000000, 0x00000000, 0x81C, 0xFB000101, 0x81C, 0xFA020101, 0x81C, 0xF9040101, @@ -2601,7 +2841,7 @@ u32 RTL8821AE_AGC_TAB_ARRAY[] = { 0x81C, 0x016E0101, 0x81C, 0x01700101, 0x81C, 0x01720101, - 0xCDCDCDCD, 0xCDCD, + 0xA0000000, 0x00000000, 0x81C, 0xFF000101, 0x81C, 0xFF020101, 0x81C, 0xFE040101, @@ -2660,7 +2900,7 @@ u32 RTL8821AE_AGC_TAB_ARRAY[] = { 0x81C, 0x046E0101, 0x81C, 0x03700101, 0x81C, 0x02720101, - 0xFF0F02C0, 0xDEAD, + 0xB0000000, 0x00000000, 0x81C, 0x01740101, 0x81C, 0x01760101, 0x81C, 0x01780101, @@ -2677,7 +2917,7 @@ u32 RTL8821AE_AGC_TAB_1TARRAYLEN = ARRAY_SIZE(RTL8821AE_AGC_TAB_ARRAY); * TXPWR_LMT.TXT ******************************************************************************/ -u8 *RTL8812AE_TXPWR_LMT[] = { +const char *RTL8812AE_TXPWR_LMT[] = { "FCC", "2.4G", "20M", "CCK", "1T", "01", "36", "ETSI", "2.4G", "20M", "CCK", "1T", "01", "32", "MKK", "2.4G", "20M", "CCK", "1T", "01", "32", @@ -3246,7 +3486,7 @@ u8 *RTL8812AE_TXPWR_LMT[] = { u32 RTL8812AE_TXPWR_LMT_ARRAY_LEN = ARRAY_SIZE(RTL8812AE_TXPWR_LMT); -u8 *RTL8821AE_TXPWR_LMT[] = { +const char *RTL8821AE_TXPWR_LMT[] = { "FCC", "2.4G", "20M", "CCK", "1T", "01", "32", "ETSI", "2.4G", "20M", "CCK", "1T", "01", "32", "MKK", "2.4G", "20M", "CCK", "1T", "01", "32", diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/table.h b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/table.h index 36c2388b60bc..f8550a0122e8 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/table.h +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/table.h @@ -52,7 +52,7 @@ extern u32 RTL8821AE_AGC_TAB_ARRAY[]; extern u32 RTL8812AE_AGC_TAB_1TARRAYLEN; extern u32 RTL8812AE_AGC_TAB_ARRAY[]; extern u32 RTL8812AE_TXPWR_LMT_ARRAY_LEN; -extern u8 *RTL8812AE_TXPWR_LMT[]; +extern const char *RTL8812AE_TXPWR_LMT[]; extern u32 RTL8821AE_TXPWR_LMT_ARRAY_LEN; -extern u8 *RTL8821AE_TXPWR_LMT[]; +extern const char *RTL8821AE_TXPWR_LMT[]; #endif diff --git a/drivers/net/wireless/realtek/rtlwifi/usb.c b/drivers/net/wireless/realtek/rtlwifi/usb.c index 3d6c0d8c71d7..35ebbd8ca9ca 100644 --- a/drivers/net/wireless/realtek/rtlwifi/usb.c +++ b/drivers/net/wireless/realtek/rtlwifi/usb.c @@ -282,14 +282,14 @@ static int _rtl_usb_init_tx(struct ieee80211_hw *hw) ? USB_HIGH_SPEED_BULK_SIZE : USB_FULL_SPEED_BULK_SIZE; - RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "USB Max Bulk-out Size=%d\n", - rtlusb->max_bulk_out_size); + rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, "USB Max Bulk-out Size=%d\n", + rtlusb->max_bulk_out_size); for (i = 0; i < __RTL_TXQ_NUM; i++) { u32 ep_num = rtlusb->ep_map.ep_mapping[i]; if (!ep_num) { - RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, - "Invalid endpoint map setting!\n"); + rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, + "Invalid endpoint map setting!\n"); return -EINVAL; } } @@ -358,10 +358,10 @@ static int _rtl_usb_init(struct ieee80211_hw *hw) else if (usb_endpoint_dir_out(pep_desc)) rtlusb->out_ep_nums++; - RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, - "USB EP(0x%02x), MaxPacketSize=%d, Interval=%d\n", - pep_desc->bEndpointAddress, pep_desc->wMaxPacketSize, - pep_desc->bInterval); + rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, + "USB EP(0x%02x), MaxPacketSize=%d, Interval=%d\n", + pep_desc->bEndpointAddress, pep_desc->wMaxPacketSize, + pep_desc->bInterval); } if (rtlusb->in_ep_nums < rtlpriv->cfg->usb_interface_cfg->in_ep_num) { pr_err("Too few input end points found\n"); @@ -960,7 +960,7 @@ static void _rtl_usb_tx_preprocess(struct ieee80211_hw *hw, memset(&tcb_desc, 0, sizeof(struct rtl_tcb_desc)); if (ieee80211_is_auth(fc)) { - RT_TRACE(rtlpriv, COMP_SEND, DBG_DMESG, "MAC80211_LINKING\n"); + rtl_dbg(rtlpriv, COMP_SEND, DBG_DMESG, "MAC80211_LINKING\n"); } if (rtlpriv->psc.sw_ps_enabled) { @@ -1042,7 +1042,7 @@ int rtl_usb_probe(struct usb_interface *intf, hw = ieee80211_alloc_hw(sizeof(struct rtl_priv) + sizeof(struct rtl_usb_priv), &rtl_ops); if (!hw) { - WARN_ONCE(true, "rtl_usb: ieee80211 alloc failed\n"); + pr_warn("rtl_usb: ieee80211 alloc failed\n"); return -ENOMEM; } rtlpriv = hw->priv; diff --git a/drivers/net/wireless/realtek/rtlwifi/wifi.h b/drivers/net/wireless/realtek/rtlwifi/wifi.h index 0f3b98c5227f..0287cbb9a719 100644 --- a/drivers/net/wireless/realtek/rtlwifi/wifi.h +++ b/drivers/net/wireless/realtek/rtlwifi/wifi.h @@ -3251,4 +3251,11 @@ static inline struct ieee80211_sta *rtl_find_sta(struct ieee80211_hw *hw, return ieee80211_find_sta(mac->vif, mac_addr); } +static inline u32 calculate_bit_shift(u32 bitmask) +{ + if (WARN_ON_ONCE(!bitmask)) + return 0; + + return __ffs(bitmask); +} #endif diff --git a/drivers/net/wireless/rndis_wlan.c b/drivers/net/wireless/rndis_wlan.c index 51e4e92d95a0..0bbeb61ec3a3 100644 --- a/drivers/net/wireless/rndis_wlan.c +++ b/drivers/net/wireless/rndis_wlan.c @@ -712,8 +712,8 @@ static int rndis_query_oid(struct usbnet *dev, u32 oid, void *data, int *len) struct rndis_query *get; struct rndis_query_c *get_c; } u; - int ret, buflen; - int resplen, respoffs, copylen; + int ret; + size_t buflen, resplen, respoffs, copylen; buflen = *len + sizeof(*u.get); if (buflen < CONTROL_BUFFER_SIZE) @@ -748,22 +748,15 @@ static int rndis_query_oid(struct usbnet *dev, u32 oid, void *data, int *len) if (respoffs > buflen) { /* Device returned data offset outside buffer, error. */ - netdev_dbg(dev->net, "%s(%s): received invalid " - "data offset: %d > %d\n", __func__, - oid_to_string(oid), respoffs, buflen); + netdev_dbg(dev->net, + "%s(%s): received invalid data offset: %zu > %zu\n", + __func__, oid_to_string(oid), respoffs, buflen); ret = -EINVAL; goto exit_unlock; } - if ((resplen + respoffs) > buflen) { - /* Device would have returned more data if buffer would - * have been big enough. Copy just the bits that we got. - */ - copylen = buflen - respoffs; - } else { - copylen = resplen; - } + copylen = min(resplen, buflen - respoffs); if (copylen > *len) copylen = *len; diff --git a/drivers/net/wireless/rsi/rsi_91x_coex.c b/drivers/net/wireless/rsi/rsi_91x_coex.c index c8ba148f8c6c..acf4d8cb4b47 100644 --- a/drivers/net/wireless/rsi/rsi_91x_coex.c +++ b/drivers/net/wireless/rsi/rsi_91x_coex.c @@ -160,6 +160,7 @@ int rsi_coex_attach(struct rsi_common *common) rsi_coex_scheduler_thread, "Coex-Tx-Thread")) { rsi_dbg(ERR_ZONE, "%s: Unable to init tx thrd\n", __func__); + kfree(coex_cb); return -EINVAL; } return 0; diff --git a/drivers/net/wireless/rsi/rsi_91x_core.c b/drivers/net/wireless/rsi/rsi_91x_core.c index 3644d7d99463..a939b552a8e4 100644 --- a/drivers/net/wireless/rsi/rsi_91x_core.c +++ b/drivers/net/wireless/rsi/rsi_91x_core.c @@ -400,6 +400,8 @@ void rsi_core_xmit(struct rsi_common *common, struct sk_buff *skb) info = IEEE80211_SKB_CB(skb); tx_params = (struct skb_info *)info->driver_data; + /* info->driver_data and info->control part of union so make copy */ + tx_params->have_key = !!info->control.hw_key; wh = (struct ieee80211_hdr *)&skb->data[0]; tx_params->sta_id = 0; @@ -464,7 +466,9 @@ void rsi_core_xmit(struct rsi_common *common, struct sk_buff *skb) tid, 0); } } - if (skb->protocol == cpu_to_be16(ETH_P_PAE)) { + + if (IEEE80211_SKB_CB(skb)->control.flags & + IEEE80211_TX_CTRL_PORT_CTRL_PROTO) { q_num = MGMT_SOFT_Q; skb->priority = q_num; } diff --git a/drivers/net/wireless/rsi/rsi_91x_hal.c b/drivers/net/wireless/rsi/rsi_91x_hal.c index a7b341e95e76..b445a52fbfbd 100644 --- a/drivers/net/wireless/rsi/rsi_91x_hal.c +++ b/drivers/net/wireless/rsi/rsi_91x_hal.c @@ -152,12 +152,16 @@ int rsi_prepare_data_desc(struct rsi_common *common, struct sk_buff *skb) u8 header_size; u8 vap_id = 0; u8 dword_align_bytes; + bool tx_eapol; u16 seq_num; info = IEEE80211_SKB_CB(skb); vif = info->control.vif; tx_params = (struct skb_info *)info->driver_data; + tx_eapol = IEEE80211_SKB_CB(skb)->control.flags & + IEEE80211_TX_CTRL_PORT_CTRL_PROTO; + header_size = FRAME_DESC_SZ + sizeof(struct rsi_xtended_desc); if (header_size > skb_headroom(skb)) { rsi_dbg(ERR_ZONE, "%s: Unable to send pkt\n", __func__); @@ -193,7 +197,7 @@ int rsi_prepare_data_desc(struct rsi_common *common, struct sk_buff *skb) wh->frame_control |= cpu_to_le16(RSI_SET_PS_ENABLE); if ((!(info->flags & IEEE80211_TX_INTFL_DONT_ENCRYPT)) && - (common->secinfo.security_enable)) { + tx_params->have_key) { if (rsi_is_cipher_wep(common)) ieee80211_size += 4; else @@ -204,22 +208,24 @@ int rsi_prepare_data_desc(struct rsi_common *common, struct sk_buff *skb) RSI_WIFI_DATA_Q); data_desc->header_len = ieee80211_size; - if (common->min_rate != RSI_RATE_AUTO) { + if (common->rate_config[common->band].fixed_enabled) { /* Send fixed rate */ + u16 fixed_rate = common->rate_config[common->band].fixed_hw_rate; + data_desc->frame_info = cpu_to_le16(RATE_INFO_ENABLE); - data_desc->rate_info = cpu_to_le16(common->min_rate); + data_desc->rate_info = cpu_to_le16(fixed_rate); if (conf_is_ht40(&common->priv->hw->conf)) data_desc->bbp_info = cpu_to_le16(FULL40M_ENABLE); - if ((common->vif_info[0].sgi) && (common->min_rate & 0x100)) { + if (common->vif_info[0].sgi && (fixed_rate & 0x100)) { /* Only MCS rates */ data_desc->rate_info |= cpu_to_le16(ENABLE_SHORTGI_RATE); } } - if (skb->protocol == cpu_to_be16(ETH_P_PAE)) { + if (tx_eapol) { rsi_dbg(INFO_ZONE, "*** Tx EAPOL ***\n"); data_desc->frame_info = cpu_to_le16(RATE_INFO_ENABLE); @@ -238,7 +244,8 @@ int rsi_prepare_data_desc(struct rsi_common *common, struct sk_buff *skb) rsi_set_len_qno(&data_desc->len_qno, (skb->len - FRAME_DESC_SZ), RSI_WIFI_MGMT_Q); - if ((skb->len - header_size) == EAPOL4_PACKET_LEN) { + if (((skb->len - header_size) == EAPOL4_PACKET_LEN) || + ((skb->len - header_size) == EAPOL4_PACKET_LEN - 2)) { data_desc->misc_flags |= RSI_DESC_REQUIRE_CFM_TO_HOST; xtend_desc->confirm_frame_type = EAPOL4_CONFIRM; @@ -463,9 +470,9 @@ int rsi_prepare_beacon(struct rsi_common *common, struct sk_buff *skb) } if (common->band == NL80211_BAND_2GHZ) - bcn_frm->bbp_info |= cpu_to_le16(RSI_RATE_1); + bcn_frm->rate_info |= cpu_to_le16(RSI_RATE_1); else - bcn_frm->bbp_info |= cpu_to_le16(RSI_RATE_6); + bcn_frm->rate_info |= cpu_to_le16(RSI_RATE_6); if (mac_bcn->data[tim_offset + 2] == 0) bcn_frm->frame_info |= cpu_to_le16(RSI_DATA_DESC_DTIM_BEACON); diff --git a/drivers/net/wireless/rsi/rsi_91x_mac80211.c b/drivers/net/wireless/rsi/rsi_91x_mac80211.c index be59d66585d6..4445a53e9f0b 100644 --- a/drivers/net/wireless/rsi/rsi_91x_mac80211.c +++ b/drivers/net/wireless/rsi/rsi_91x_mac80211.c @@ -443,7 +443,6 @@ static int rsi_mac80211_add_interface(struct ieee80211_hw *hw, if ((vif->type == NL80211_IFTYPE_AP) || (vif->type == NL80211_IFTYPE_P2P_GO)) { rsi_send_rx_filter_frame(common, DISALLOW_BEACONS); - common->min_rate = RSI_RATE_AUTO; for (i = 0; i < common->max_stations; i++) common->stations[i].sta = NULL; } @@ -925,7 +924,7 @@ static int rsi_hal_key_config(struct ieee80211_hw *hw, if (status) return status; - if (vif->type == NL80211_IFTYPE_STATION && key->key && + if (vif->type == NL80211_IFTYPE_STATION && (key->cipher == WLAN_CIPHER_SUITE_WEP104 || key->cipher == WLAN_CIPHER_SUITE_WEP40)) { if (!rsi_send_block_unblock_frame(adapter->priv, false)) @@ -959,7 +958,6 @@ static int rsi_mac80211_set_key(struct ieee80211_hw *hw, mutex_lock(&common->mutex); switch (cmd) { case SET_KEY: - secinfo->security_enable = true; status = rsi_hal_key_config(hw, vif, key, sta); if (status) { mutex_unlock(&common->mutex); @@ -978,8 +976,6 @@ static int rsi_mac80211_set_key(struct ieee80211_hw *hw, break; case DISABLE_KEY: - if (vif->type == NL80211_IFTYPE_STATION) - secinfo->security_enable = false; rsi_dbg(ERR_ZONE, "%s: RSI del key\n", __func__); memset(key, 0, sizeof(struct ieee80211_key_conf)); status = rsi_hal_key_config(hw, vif, key, sta); @@ -1146,20 +1142,32 @@ static int rsi_mac80211_set_rate_mask(struct ieee80211_hw *hw, struct ieee80211_vif *vif, const struct cfg80211_bitrate_mask *mask) { + const unsigned int mcs_offset = ARRAY_SIZE(rsi_rates); struct rsi_hw *adapter = hw->priv; struct rsi_common *common = adapter->priv; - enum nl80211_band band = hw->conf.chandef.chan->band; + int i; mutex_lock(&common->mutex); - common->fixedrate_mask[band] = 0; - if (mask->control[band].legacy == 0xfff) { - common->fixedrate_mask[band] = - (mask->control[band].ht_mcs[0] << 12); - } else { - common->fixedrate_mask[band] = - mask->control[band].legacy; + for (i = 0; i < ARRAY_SIZE(common->rate_config); i++) { + struct rsi_rate_config *cfg = &common->rate_config[i]; + u32 bm; + + bm = mask->control[i].legacy | (mask->control[i].ht_mcs[0] << mcs_offset); + if (hweight32(bm) == 1) { /* single rate */ + int rate_index = ffs(bm) - 1; + + if (rate_index < mcs_offset) + cfg->fixed_hw_rate = rsi_rates[rate_index].hw_value; + else + cfg->fixed_hw_rate = rsi_mcsrates[rate_index - mcs_offset]; + cfg->fixed_enabled = true; + } else { + cfg->configured_mask = bm; + cfg->fixed_enabled = false; + } } + mutex_unlock(&common->mutex); return 0; @@ -1295,46 +1303,6 @@ void rsi_indicate_pkt_to_os(struct rsi_common *common, ieee80211_rx_irqsafe(hw, skb); } -static void rsi_set_min_rate(struct ieee80211_hw *hw, - struct ieee80211_sta *sta, - struct rsi_common *common) -{ - u8 band = hw->conf.chandef.chan->band; - u8 ii; - u32 rate_bitmap; - bool matched = false; - - common->bitrate_mask[band] = sta->supp_rates[band]; - - rate_bitmap = (common->fixedrate_mask[band] & sta->supp_rates[band]); - - if (rate_bitmap & 0xfff) { - /* Find out the min rate */ - for (ii = 0; ii < ARRAY_SIZE(rsi_rates); ii++) { - if (rate_bitmap & BIT(ii)) { - common->min_rate = rsi_rates[ii].hw_value; - matched = true; - break; - } - } - } - - common->vif_info[0].is_ht = sta->ht_cap.ht_supported; - - if ((common->vif_info[0].is_ht) && (rate_bitmap >> 12)) { - for (ii = 0; ii < ARRAY_SIZE(rsi_mcsrates); ii++) { - if ((rate_bitmap >> 12) & BIT(ii)) { - common->min_rate = rsi_mcsrates[ii]; - matched = true; - break; - } - } - } - - if (!matched) - common->min_rate = 0xffff; -} - /** * rsi_mac80211_sta_add() - This function notifies driver about a peer getting * connected. @@ -1433,9 +1401,9 @@ static int rsi_mac80211_sta_add(struct ieee80211_hw *hw, if ((vif->type == NL80211_IFTYPE_STATION) || (vif->type == NL80211_IFTYPE_P2P_CLIENT)) { - rsi_set_min_rate(hw, sta, common); + common->bitrate_mask[common->band] = sta->supp_rates[common->band]; + common->vif_info[0].is_ht = sta->ht_cap.ht_supported; if (sta->ht_cap.ht_supported) { - common->vif_info[0].is_ht = true; common->bitrate_mask[NL80211_BAND_2GHZ] = sta->supp_rates[NL80211_BAND_2GHZ]; if ((sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20) || @@ -1509,7 +1477,6 @@ static int rsi_mac80211_sta_remove(struct ieee80211_hw *hw, bss->qos = sta->wme; common->bitrate_mask[NL80211_BAND_2GHZ] = 0; common->bitrate_mask[NL80211_BAND_5GHZ] = 0; - common->min_rate = 0xffff; common->vif_info[0].is_ht = false; common->vif_info[0].sgi = false; common->vif_info[0].seq_start = 0; diff --git a/drivers/net/wireless/rsi/rsi_91x_main.c b/drivers/net/wireless/rsi/rsi_91x_main.c index 01d99ed985ee..c6f5c46cc88e 100644 --- a/drivers/net/wireless/rsi/rsi_91x_main.c +++ b/drivers/net/wireless/rsi/rsi_91x_main.c @@ -23,6 +23,7 @@ #include "rsi_common.h" #include "rsi_coex.h" #include "rsi_hal.h" +#include "rsi_usb.h" u32 rsi_zone_enabled = /* INFO_ZONE | INIT_ZONE | @@ -173,6 +174,9 @@ int rsi_read_pkt(struct rsi_common *common, u8 *rx_pkt, s32 rcv_pkt_len) frame_desc = &rx_pkt[index]; actual_length = *(u16 *)&frame_desc[0]; offset = *(u16 *)&frame_desc[2]; + if (!rcv_pkt_len && offset > + RSI_MAX_RX_USB_PKT_SIZE - FRAME_DESC_SZ) + goto fail; queueno = rsi_get_queueno(frame_desc, offset); length = rsi_get_length(frame_desc, offset); @@ -216,9 +220,10 @@ int rsi_read_pkt(struct rsi_common *common, u8 *rx_pkt, s32 rcv_pkt_len) bt_pkt_type = frame_desc[offset + BT_RX_PKT_TYPE_OFST]; if (bt_pkt_type == BT_CARD_READY_IND) { rsi_dbg(INFO_ZONE, "BT Card ready recvd\n"); - if (rsi_bt_ops.attach(common, &g_proto_ops)) - rsi_dbg(ERR_ZONE, - "Failed to attach BT module\n"); + if (common->fsm_state == FSM_MAC_INIT_DONE) + rsi_attach_bt(common); + else + common->bt_defer_attach = true; } else { if (common->bt_adapter) rsi_bt_ops.recv_pkt(common->bt_adapter, @@ -283,6 +288,15 @@ void rsi_set_bt_context(void *priv, void *bt_context) } #endif +void rsi_attach_bt(struct rsi_common *common) +{ +#ifdef CONFIG_RSI_COEX + if (rsi_bt_ops.attach(common, &g_proto_ops)) + rsi_dbg(ERR_ZONE, + "Failed to attach BT module\n"); +#endif +} + /** * rsi_91x_init() - This function initializes os interface operations. * @void: Void. @@ -363,6 +377,7 @@ struct rsi_hw *rsi_91x_init(u16 oper_mode) if (common->coex_mode > 1) { if (rsi_coex_attach(common)) { rsi_dbg(ERR_ZONE, "Failed to init coex module\n"); + rsi_kill_thread(&common->tx_thread); goto err; } } diff --git a/drivers/net/wireless/rsi/rsi_91x_mgmt.c b/drivers/net/wireless/rsi/rsi_91x_mgmt.c index 1a3a5235cfb8..4e6acffe1f12 100644 --- a/drivers/net/wireless/rsi/rsi_91x_mgmt.c +++ b/drivers/net/wireless/rsi/rsi_91x_mgmt.c @@ -222,7 +222,7 @@ static void rsi_set_default_parameters(struct rsi_common *common) common->channel_width = BW_20MHZ; common->rts_threshold = IEEE80211_MAX_RTS_THRESHOLD; common->channel = 1; - common->min_rate = 0xffff; + memset(&common->rate_config, 0, sizeof(common->rate_config)); common->fsm_state = FSM_CARD_NOT_READY; common->iface_down = true; common->endpoint = EP_2GHZ_20MHZ; @@ -1172,7 +1172,7 @@ static int rsi_send_auto_rate_request(struct rsi_common *common, u8 band = hw->conf.chandef.chan->band; u8 num_supported_rates = 0; u8 rate_table_offset, rate_offset = 0; - u32 rate_bitmap; + u32 rate_bitmap, configured_rates; u16 *selected_rates, min_rate; bool is_ht = false, is_sgi = false; u16 frame_len = sizeof(struct rsi_auto_rate); @@ -1222,6 +1222,10 @@ static int rsi_send_auto_rate_request(struct rsi_common *common, is_sgi = true; } + /* Limit to any rates administratively configured by cfg80211 */ + configured_rates = common->rate_config[band].configured_mask ?: 0xffffffff; + rate_bitmap &= configured_rates; + if (band == NL80211_BAND_2GHZ) { if ((rate_bitmap == 0) && (is_ht)) min_rate = RSI_RATE_MCS0; @@ -1247,10 +1251,13 @@ static int rsi_send_auto_rate_request(struct rsi_common *common, num_supported_rates = jj; if (is_ht) { - for (ii = 0; ii < ARRAY_SIZE(mcs); ii++) - selected_rates[jj++] = mcs[ii]; - num_supported_rates += ARRAY_SIZE(mcs); - rate_offset += ARRAY_SIZE(mcs); + for (ii = 0; ii < ARRAY_SIZE(mcs); ii++) { + if (configured_rates & BIT(ii + ARRAY_SIZE(rsi_rates))) { + selected_rates[jj++] = mcs[ii]; + num_supported_rates++; + rate_offset++; + } + } } sort(selected_rates, jj, sizeof(u16), &rsi_compare, NULL); @@ -1335,7 +1342,7 @@ void rsi_inform_bss_status(struct rsi_common *common, qos_enable, aid, sta_id, vif); - if (common->min_rate == 0xffff) + if (!common->rate_config[common->band].fixed_enabled) rsi_send_auto_rate_request(common, sta, sta_id, vif); if (opmode == RSI_OPMODE_STA && !(assoc_cap & WLAN_CAPABILITY_PRIVACY) && @@ -1615,8 +1622,7 @@ int rsi_send_wowlan_request(struct rsi_common *common, u16 flags, RSI_WIFI_MGMT_Q); cmd_frame->desc.desc_dword0.frame_type = WOWLAN_CONFIG_PARAMS; cmd_frame->host_sleep_status = sleep_status; - if (common->secinfo.security_enable && - common->secinfo.gtk_cipher) + if (common->secinfo.gtk_cipher) flags |= RSI_WOW_GTK_REKEY; if (sleep_status) cmd_frame->wow_flags = flags; @@ -1762,6 +1768,9 @@ static int rsi_handle_ta_confirm_type(struct rsi_common *common, if (common->reinit_hw) { complete(&common->wlan_init_completion); } else { + if (common->bt_defer_attach) + rsi_attach_bt(common); + return rsi_mac80211_attach(common); } } diff --git a/drivers/net/wireless/rsi/rsi_91x_sdio.c b/drivers/net/wireless/rsi/rsi_91x_sdio.c index 81cc1044532d..409a3e830576 100644 --- a/drivers/net/wireless/rsi/rsi_91x_sdio.c +++ b/drivers/net/wireless/rsi/rsi_91x_sdio.c @@ -24,10 +24,7 @@ /* Default operating mode is wlan STA + BT */ static u16 dev_oper_mode = DEV_OPMODE_STA_BT_DUAL; module_param(dev_oper_mode, ushort, 0444); -MODULE_PARM_DESC(dev_oper_mode, - "1[Wi-Fi], 4[BT], 8[BT LE], 5[Wi-Fi STA + BT classic]\n" - "9[Wi-Fi STA + BT LE], 13[Wi-Fi STA + BT classic + BT LE]\n" - "6[AP + BT classic], 14[AP + BT classic + BT LE]"); +MODULE_PARM_DESC(dev_oper_mode, DEV_OPMODE_PARAM_DESC); /** * rsi_sdio_set_cmd52_arg() - This function prepares cmd 52 read/write arg. @@ -153,9 +150,7 @@ static void rsi_handle_interrupt(struct sdio_func *function) if (adapter->priv->fsm_state == FSM_FW_NOT_LOADED) return; - dev->sdio_irq_task = current; - rsi_interrupt_handler(adapter); - dev->sdio_irq_task = NULL; + rsi_set_event(&dev->rx_thread.event); } /** @@ -973,8 +968,6 @@ static int rsi_probe(struct sdio_func *pfunction, rsi_dbg(ERR_ZONE, "%s: Unable to init rx thrd\n", __func__); goto fail_kill_thread; } - skb_queue_head_init(&sdev->rx_q.head); - sdev->rx_q.num_rx_pkts = 0; sdio_claim_host(pfunction); if (sdio_claim_irq(pfunction, rsi_handle_interrupt)) { @@ -1375,9 +1368,6 @@ static void rsi_shutdown(struct device *dev) if (sdev->write_fail) rsi_dbg(INFO_ZONE, "###### Device is not ready #######\n"); - if (rsi_set_sdio_pm_caps(adapter)) - rsi_dbg(INFO_ZONE, "Setting power management caps failed\n"); - rsi_dbg(INFO_ZONE, "***** RSI module shut down *****\n"); } @@ -1404,7 +1394,7 @@ static int rsi_restore(struct device *dev) } static const struct dev_pm_ops rsi_pm_ops = { .suspend = rsi_suspend, - .resume = rsi_resume, + .resume_noirq = rsi_resume, .freeze = rsi_freeze, .thaw = rsi_thaw, .restore = rsi_restore, diff --git a/drivers/net/wireless/rsi/rsi_91x_sdio_ops.c b/drivers/net/wireless/rsi/rsi_91x_sdio_ops.c index 612c211e21a1..d66ae2f57314 100644 --- a/drivers/net/wireless/rsi/rsi_91x_sdio_ops.c +++ b/drivers/net/wireless/rsi/rsi_91x_sdio_ops.c @@ -60,39 +60,20 @@ int rsi_sdio_master_access_msword(struct rsi_hw *adapter, u16 ms_word) return status; } +static void rsi_rx_handler(struct rsi_hw *adapter); + void rsi_sdio_rx_thread(struct rsi_common *common) { struct rsi_hw *adapter = common->priv; struct rsi_91x_sdiodev *sdev = adapter->rsi_dev; - struct sk_buff *skb; - int status; do { rsi_wait_event(&sdev->rx_thread.event, EVENT_WAIT_FOREVER); rsi_reset_event(&sdev->rx_thread.event); + rsi_rx_handler(adapter); + } while (!atomic_read(&sdev->rx_thread.thread_done)); - while (true) { - if (atomic_read(&sdev->rx_thread.thread_done)) - goto out; - - skb = skb_dequeue(&sdev->rx_q.head); - if (!skb) - break; - if (sdev->rx_q.num_rx_pkts > 0) - sdev->rx_q.num_rx_pkts--; - status = rsi_read_pkt(common, skb->data, skb->len); - if (status) { - rsi_dbg(ERR_ZONE, "Failed to read the packet\n"); - dev_kfree_skb(skb); - break; - } - dev_kfree_skb(skb); - } - } while (1); - -out: rsi_dbg(INFO_ZONE, "%s: Terminated SDIO RX thread\n", __func__); - skb_queue_purge(&sdev->rx_q.head); atomic_inc(&sdev->rx_thread.thread_done); complete_and_exit(&sdev->rx_thread.completion, 0); } @@ -113,10 +94,6 @@ static int rsi_process_pkt(struct rsi_common *common) u32 rcv_pkt_len = 0; int status = 0; u8 value = 0; - struct sk_buff *skb; - - if (dev->rx_q.num_rx_pkts >= RSI_MAX_RX_PKTS) - return 0; num_blks = ((adapter->interrupt_status & 1) | ((adapter->interrupt_status >> RECV_NUM_BLOCKS) << 1)); @@ -144,22 +121,19 @@ static int rsi_process_pkt(struct rsi_common *common) rcv_pkt_len = (num_blks * 256); - skb = dev_alloc_skb(rcv_pkt_len); - if (!skb) - return -ENOMEM; - - status = rsi_sdio_host_intf_read_pkt(adapter, skb->data, rcv_pkt_len); + status = rsi_sdio_host_intf_read_pkt(adapter, dev->pktbuffer, + rcv_pkt_len); if (status) { rsi_dbg(ERR_ZONE, "%s: Failed to read packet from card\n", __func__); - dev_kfree_skb(skb); return status; } - skb_put(skb, rcv_pkt_len); - skb_queue_tail(&dev->rx_q.head, skb); - dev->rx_q.num_rx_pkts++; - rsi_set_event(&dev->rx_thread.event); + status = rsi_read_pkt(common, dev->pktbuffer, rcv_pkt_len); + if (status) { + rsi_dbg(ERR_ZONE, "Failed to read the packet\n"); + return status; + } return 0; } @@ -251,12 +225,12 @@ int rsi_init_sdio_slave_regs(struct rsi_hw *adapter) } /** - * rsi_interrupt_handler() - This function read and process SDIO interrupts. + * rsi_rx_handler() - Read and process SDIO interrupts. * @adapter: Pointer to the adapter structure. * * Return: None. */ -void rsi_interrupt_handler(struct rsi_hw *adapter) +static void rsi_rx_handler(struct rsi_hw *adapter) { struct rsi_common *common = adapter->priv; struct rsi_91x_sdiodev *dev = diff --git a/drivers/net/wireless/rsi/rsi_91x_usb.c b/drivers/net/wireless/rsi/rsi_91x_usb.c index 54106646445a..da09e130710e 100644 --- a/drivers/net/wireless/rsi/rsi_91x_usb.c +++ b/drivers/net/wireless/rsi/rsi_91x_usb.c @@ -25,10 +25,7 @@ /* Default operating mode is wlan STA + BT */ static u16 dev_oper_mode = DEV_OPMODE_STA_BT_DUAL; module_param(dev_oper_mode, ushort, 0444); -MODULE_PARM_DESC(dev_oper_mode, - "1[Wi-Fi], 4[BT], 8[BT LE], 5[Wi-Fi STA + BT classic]\n" - "9[Wi-Fi STA + BT LE], 13[Wi-Fi STA + BT classic + BT LE]\n" - "6[AP + BT classic], 14[AP + BT classic + BT LE]"); +MODULE_PARM_DESC(dev_oper_mode, DEV_OPMODE_PARAM_DESC); static int rsi_rx_urb_submit(struct rsi_hw *adapter, u8 ep_num, gfp_t flags); @@ -61,7 +58,7 @@ static int rsi_usb_card_write(struct rsi_hw *adapter, (void *)seg, (int)len, &transfer, - HZ * 5); + USB_CTRL_SET_TIMEOUT); if (status < 0) { rsi_dbg(ERR_ZONE, @@ -315,7 +312,6 @@ static int rsi_rx_urb_submit(struct rsi_hw *adapter, u8 ep_num, gfp_t mem_flags) struct sk_buff *skb; u8 dword_align_bytes = 0; -#define RSI_MAX_RX_USB_PKT_SIZE 3000 skb = dev_alloc_skb(RSI_MAX_RX_USB_PKT_SIZE); if (!skb) return -ENOMEM; diff --git a/drivers/net/wireless/rsi/rsi_hal.h b/drivers/net/wireless/rsi/rsi_hal.h index 327638cdd30b..5f52ba8458be 100644 --- a/drivers/net/wireless/rsi/rsi_hal.h +++ b/drivers/net/wireless/rsi/rsi_hal.h @@ -28,6 +28,17 @@ #define DEV_OPMODE_AP_BT 6 #define DEV_OPMODE_AP_BT_DUAL 14 +#define DEV_OPMODE_PARAM_DESC \ + __stringify(DEV_OPMODE_WIFI_ALONE) "[Wi-Fi alone], " \ + __stringify(DEV_OPMODE_BT_ALONE) "[BT classic alone], " \ + __stringify(DEV_OPMODE_BT_LE_ALONE) "[BT LE alone], " \ + __stringify(DEV_OPMODE_BT_DUAL) "[BT classic + BT LE alone], " \ + __stringify(DEV_OPMODE_STA_BT) "[Wi-Fi STA + BT classic], " \ + __stringify(DEV_OPMODE_STA_BT_LE) "[Wi-Fi STA + BT LE], " \ + __stringify(DEV_OPMODE_STA_BT_DUAL) "[Wi-Fi STA + BT classic + BT LE], " \ + __stringify(DEV_OPMODE_AP_BT) "[Wi-Fi AP + BT classic], " \ + __stringify(DEV_OPMODE_AP_BT_DUAL) "[Wi-Fi AP + BT classic + BT LE]" + #define FLASH_WRITE_CHUNK_SIZE (4 * 1024) #define FLASH_SECTOR_SIZE (4 * 1024) diff --git a/drivers/net/wireless/rsi/rsi_main.h b/drivers/net/wireless/rsi/rsi_main.h index a084f224bb03..88523940da11 100644 --- a/drivers/net/wireless/rsi/rsi_main.h +++ b/drivers/net/wireless/rsi/rsi_main.h @@ -61,6 +61,7 @@ enum RSI_FSM_STATES { extern u32 rsi_zone_enabled; extern __printf(2, 3) void rsi_dbg(u32 zone, const char *fmt, ...); +#define RSI_MAX_BANDS 2 #define RSI_MAX_VIFS 3 #define NUM_EDCA_QUEUES 4 #define IEEE80211_ADDR_LEN 6 @@ -135,6 +136,7 @@ struct skb_info { u8 internal_hdr_size; struct ieee80211_vif *vif; u8 vap_id; + bool have_key; }; enum edca_queue { @@ -147,7 +149,6 @@ enum edca_queue { }; struct security_info { - bool security_enable; u32 ptk_cipher; u32 gtk_cipher; }; @@ -197,6 +198,12 @@ enum rsi_dfs_regions { RSI_REGION_WORLD }; +struct rsi_rate_config { + u32 configured_mask; /* configured by mac80211 bits 0-11=legacy 12+ mcs */ + u16 fixed_hw_rate; + bool fixed_enabled; +}; + struct rsi_common { struct rsi_hw *priv; struct vif_priv vif_info[RSI_MAX_VIFS]; @@ -222,8 +229,8 @@ struct rsi_common { u8 channel_width; u16 rts_threshold; - u16 bitrate_mask[2]; - u32 fixedrate_mask[2]; + u32 bitrate_mask[RSI_MAX_BANDS]; + struct rsi_rate_config rate_config[RSI_MAX_BANDS]; u8 rf_reset; struct transmit_q_stats tx_stats; @@ -244,7 +251,6 @@ struct rsi_common { u8 mac_id; u8 radio_id; u16 rate_pwr[20]; - u16 min_rate; /* WMM algo related */ u8 selected_qnum; @@ -288,6 +294,7 @@ struct rsi_common { struct ieee80211_vif *roc_vif; bool eapol4_confirm; + bool bt_defer_attach; void *bt_adapter; }; @@ -362,5 +369,6 @@ struct rsi_host_intf_ops { enum rsi_host_intf rsi_get_host_intf(void *priv); void rsi_set_bt_context(void *priv, void *bt_context); +void rsi_attach_bt(struct rsi_common *common); #endif diff --git a/drivers/net/wireless/rsi/rsi_sdio.h b/drivers/net/wireless/rsi/rsi_sdio.h index 66dcd2ec9051..fd11f16fc74f 100644 --- a/drivers/net/wireless/rsi/rsi_sdio.h +++ b/drivers/net/wireless/rsi/rsi_sdio.h @@ -110,11 +110,6 @@ struct receive_info { u32 buf_available_counter; }; -struct rsi_sdio_rx_q { - u8 num_rx_pkts; - struct sk_buff_head head; -}; - struct rsi_91x_sdiodev { struct sdio_func *pfunction; struct task_struct *sdio_irq_task; @@ -127,11 +122,10 @@ struct rsi_91x_sdiodev { u16 tx_blk_size; u8 write_fail; bool buff_status_updated; - struct rsi_sdio_rx_q rx_q; struct rsi_thread rx_thread; + u8 pktbuffer[8192] __aligned(4); }; -void rsi_interrupt_handler(struct rsi_hw *adapter); int rsi_init_sdio_slave_regs(struct rsi_hw *adapter); int rsi_sdio_read_register(struct rsi_hw *adapter, u32 addr, u8 *data); int rsi_sdio_host_intf_read_pkt(struct rsi_hw *adapter, u8 *pkt, u32 length); diff --git a/drivers/net/wireless/rsi/rsi_usb.h b/drivers/net/wireless/rsi/rsi_usb.h index 5b2eddd1a2ee..3d3d2643088d 100644 --- a/drivers/net/wireless/rsi/rsi_usb.h +++ b/drivers/net/wireless/rsi/rsi_usb.h @@ -43,6 +43,8 @@ #define RSI_USB_BUF_SIZE 4096 #define RSI_USB_CTRL_BUF_SIZE 0x04 +#define RSI_MAX_RX_USB_PKT_SIZE 3000 + struct rx_usb_ctrl_block { u8 *data; struct urb *rx_urb; diff --git a/drivers/net/wireless/st/cw1200/cw1200_sdio.c b/drivers/net/wireless/st/cw1200/cw1200_sdio.c index 1037ec62659d..ee86436bf152 100644 --- a/drivers/net/wireless/st/cw1200/cw1200_sdio.c +++ b/drivers/net/wireless/st/cw1200/cw1200_sdio.c @@ -63,6 +63,7 @@ static const struct sdio_device_id cw1200_sdio_ids[] = { { SDIO_DEVICE(SDIO_VENDOR_ID_STE, SDIO_DEVICE_ID_STE_CW1200) }, { /* end: all zeroes */ }, }; +MODULE_DEVICE_TABLE(sdio, cw1200_sdio_ids); /* hwbus_ops implemetation */ diff --git a/drivers/net/wireless/st/cw1200/main.c b/drivers/net/wireless/st/cw1200/main.c index c1608f0bf6d0..0c5a15e2b8f9 100644 --- a/drivers/net/wireless/st/cw1200/main.c +++ b/drivers/net/wireless/st/cw1200/main.c @@ -384,6 +384,7 @@ static struct ieee80211_hw *cw1200_init_common(const u8 *macaddr, CW1200_LINK_ID_MAX, cw1200_skb_dtor, priv)) { + destroy_workqueue(priv->workqueue); ieee80211_free_hw(hw); return NULL; } @@ -395,6 +396,7 @@ static struct ieee80211_hw *cw1200_init_common(const u8 *macaddr, for (; i > 0; i--) cw1200_queue_deinit(&priv->tx_queue[i - 1]); cw1200_queue_stats_deinit(&priv->tx_queue_stats); + destroy_workqueue(priv->workqueue); ieee80211_free_hw(hw); return NULL; } diff --git a/drivers/net/wireless/ti/wl1251/cmd.c b/drivers/net/wireless/ti/wl1251/cmd.c index 9547aea01b0f..ea0215246c5c 100644 --- a/drivers/net/wireless/ti/wl1251/cmd.c +++ b/drivers/net/wireless/ti/wl1251/cmd.c @@ -466,9 +466,12 @@ int wl1251_cmd_scan(struct wl1251 *wl, u8 *ssid, size_t ssid_len, cmd->channels[i].channel = channels[i]->hw_value; } - cmd->params.ssid_len = ssid_len; - if (ssid) - memcpy(cmd->params.ssid, ssid, ssid_len); + if (ssid) { + int len = clamp_val(ssid_len, 0, IEEE80211_MAX_SSID_LEN); + + cmd->params.ssid_len = len; + memcpy(cmd->params.ssid, ssid, len); + } ret = wl1251_cmd_send(wl, CMD_SCAN, cmd, sizeof(*cmd)); if (ret < 0) { diff --git a/drivers/net/wireless/ti/wl12xx/main.c b/drivers/net/wireless/ti/wl12xx/main.c index 4a4f797bb10f..b88c413f96ac 100644 --- a/drivers/net/wireless/ti/wl12xx/main.c +++ b/drivers/net/wireless/ti/wl12xx/main.c @@ -649,7 +649,6 @@ static int wl12xx_identify_chip(struct wl1271 *wl) wl->quirks |= WLCORE_QUIRK_LEGACY_NVS | WLCORE_QUIRK_DUAL_PROBE_TMPL | WLCORE_QUIRK_TKIP_HEADER_SPACE | - WLCORE_QUIRK_START_STA_FAILS | WLCORE_QUIRK_AP_ZERO_SESSION_ID; wl->sr_fw_name = WL127X_FW_NAME_SINGLE; wl->mr_fw_name = WL127X_FW_NAME_MULTI; @@ -673,7 +672,6 @@ static int wl12xx_identify_chip(struct wl1271 *wl) wl->quirks |= WLCORE_QUIRK_LEGACY_NVS | WLCORE_QUIRK_DUAL_PROBE_TMPL | WLCORE_QUIRK_TKIP_HEADER_SPACE | - WLCORE_QUIRK_START_STA_FAILS | WLCORE_QUIRK_AP_ZERO_SESSION_ID; wl->plt_fw_name = WL127X_PLT_FW_NAME; wl->sr_fw_name = WL127X_FW_NAME_SINGLE; @@ -702,7 +700,6 @@ static int wl12xx_identify_chip(struct wl1271 *wl) wl->quirks |= WLCORE_QUIRK_TX_BLOCKSIZE_ALIGN | WLCORE_QUIRK_DUAL_PROBE_TMPL | WLCORE_QUIRK_TKIP_HEADER_SPACE | - WLCORE_QUIRK_START_STA_FAILS | WLCORE_QUIRK_AP_ZERO_SESSION_ID; wlcore_set_min_fw_ver(wl, WL128X_CHIP_VER, @@ -1520,6 +1517,13 @@ static int wl12xx_get_fuse_mac(struct wl1271 *wl) u32 mac1, mac2; int ret; + /* Device may be in ELP from the bootloader or kexec */ + ret = wlcore_write32(wl, WL12XX_WELP_ARM_COMMAND, WELP_ARM_COMMAND_VAL); + if (ret < 0) + goto out; + + usleep_range(500000, 700000); + ret = wlcore_set_partition(wl, &wl->ptable[PART_DRPW]); if (ret < 0) goto out; diff --git a/drivers/net/wireless/ti/wlcore/main.c b/drivers/net/wireless/ti/wlcore/main.c index 43c7b37dec0c..e24ffdff5bdc 100644 --- a/drivers/net/wireless/ti/wlcore/main.c +++ b/drivers/net/wireless/ti/wlcore/main.c @@ -2875,21 +2875,8 @@ static int wlcore_join(struct wl1271 *wl, struct wl12xx_vif *wlvif) if (is_ibss) ret = wl12xx_cmd_role_start_ibss(wl, wlvif); - else { - if (wl->quirks & WLCORE_QUIRK_START_STA_FAILS) { - /* - * TODO: this is an ugly workaround for wl12xx fw - * bug - we are not able to tx/rx after the first - * start_sta, so make dummy start+stop calls, - * and then call start_sta again. - * this should be fixed in the fw. - */ - wl12xx_cmd_role_start_sta(wl, wlvif); - wl12xx_cmd_role_stop_sta(wl, wlvif); - } - + else ret = wl12xx_cmd_role_start_sta(wl, wlvif); - } return ret; } diff --git a/drivers/net/wireless/ti/wlcore/wlcore.h b/drivers/net/wireless/ti/wlcore/wlcore.h index d4b1f66ef457..af7cf70b3832 100644 --- a/drivers/net/wireless/ti/wlcore/wlcore.h +++ b/drivers/net/wireless/ti/wlcore/wlcore.h @@ -559,9 +559,6 @@ wlcore_set_min_fw_ver(struct wl1271 *wl, unsigned int chip, /* Each RX/TX transaction requires an end-of-transaction transfer */ #define WLCORE_QUIRK_END_OF_TRANSACTION BIT(0) -/* the first start_role(sta) sometimes doesn't work on wl12xx */ -#define WLCORE_QUIRK_START_STA_FAILS BIT(1) - /* wl127x and SPI don't support SDIO block size alignment */ #define WLCORE_QUIRK_TX_BLOCKSIZE_ALIGN BIT(2) diff --git a/drivers/net/wireless/wl3501.h b/drivers/net/wireless/wl3501.h index efdce9ae36ea..a10ee5a68012 100644 --- a/drivers/net/wireless/wl3501.h +++ b/drivers/net/wireless/wl3501.h @@ -379,16 +379,7 @@ struct wl3501_get_confirm { u8 mib_value[100]; }; -struct wl3501_join_req { - u16 next_blk; - u8 sig_id; - u8 reserved; - struct iw_mgmt_data_rset operational_rset; - u16 reserved2; - u16 timeout; - u16 probe_delay; - u8 timestamp[8]; - u8 local_time[8]; +struct wl3501_req { u16 beacon_period; u16 dtim_period; u16 cap_info; @@ -401,6 +392,19 @@ struct wl3501_join_req { struct iw_mgmt_data_rset bss_basic_rset; }; +struct wl3501_join_req { + u16 next_blk; + u8 sig_id; + u8 reserved; + struct iw_mgmt_data_rset operational_rset; + u16 reserved2; + u16 timeout; + u16 probe_delay; + u8 timestamp[8]; + u8 local_time[8]; + struct wl3501_req req; +}; + struct wl3501_join_confirm { u16 next_blk; u8 sig_id; @@ -443,16 +447,7 @@ struct wl3501_scan_confirm { u16 status; char timestamp[8]; char localtime[8]; - u16 beacon_period; - u16 dtim_period; - u16 cap_info; - u8 bss_type; - u8 bssid[ETH_ALEN]; - struct iw_mgmt_essid_pset ssid; - struct iw_mgmt_ds_pset ds_pset; - struct iw_mgmt_cf_pset cf_pset; - struct iw_mgmt_ibss_pset ibss_pset; - struct iw_mgmt_data_rset bss_basic_rset; + struct wl3501_req req; u8 rssi; }; @@ -471,8 +466,10 @@ struct wl3501_md_req { u16 size; u8 pri; u8 service_class; - u8 daddr[ETH_ALEN]; - u8 saddr[ETH_ALEN]; + struct { + u8 daddr[ETH_ALEN]; + u8 saddr[ETH_ALEN]; + } addr; }; struct wl3501_md_ind { @@ -484,8 +481,10 @@ struct wl3501_md_ind { u8 reception; u8 pri; u8 service_class; - u8 daddr[ETH_ALEN]; - u8 saddr[ETH_ALEN]; + struct { + u8 daddr[ETH_ALEN]; + u8 saddr[ETH_ALEN]; + } addr; }; struct wl3501_md_confirm { diff --git a/drivers/net/wireless/wl3501_cs.c b/drivers/net/wireless/wl3501_cs.c index da62220b9c01..4380c5d8fdd2 100644 --- a/drivers/net/wireless/wl3501_cs.c +++ b/drivers/net/wireless/wl3501_cs.c @@ -133,8 +133,8 @@ static const struct { /** * iw_valid_channel - validate channel in regulatory domain - * @reg_comain - regulatory domain - * @channel - channel to validate + * @reg_domain: regulatory domain + * @channel: channel to validate * * Returns 0 if invalid in the specified regulatory domain, non-zero if valid. */ @@ -153,7 +153,7 @@ static int iw_valid_channel(int reg_domain, int channel) /** * iw_default_channel - get default channel for a regulatory domain - * @reg_comain - regulatory domain + * @reg_domain: regulatory domain * * Returns the default channel for a regulatory domain */ @@ -236,6 +236,7 @@ static int wl3501_get_flash_mac_addr(struct wl3501_card *this) /** * wl3501_set_to_wla - Move 'size' bytes from PC to card + * @this: Card * @dest: Card addressing space * @src: PC addressing space * @size: Bytes to move @@ -258,6 +259,7 @@ static void wl3501_set_to_wla(struct wl3501_card *this, u16 dest, void *src, /** * wl3501_get_from_wla - Move 'size' bytes from card to PC + * @this: Card * @src: Card addressing space * @dest: PC addressing space * @size: Bytes to move @@ -454,12 +456,10 @@ out: /** * wl3501_send_pkt - Send a packet. - * @this - card - * - * Send a packet. - * - * data = Ethernet raw frame. (e.g. data[0] - data[5] is Dest MAC Addr, + * @this: Card + * @data: Ethernet raw frame. (e.g. data[0] - data[5] is Dest MAC Addr, * data[6] - data[11] is Src MAC Addr) + * @len: Packet length * Ref: IEEE 802.11 */ static int wl3501_send_pkt(struct wl3501_card *this, u8 *data, u16 len) @@ -468,6 +468,7 @@ static int wl3501_send_pkt(struct wl3501_card *this, u8 *data, u16 len) struct wl3501_md_req sig = { .sig_id = WL3501_SIG_MD_REQ, }; + size_t sig_addr_len = sizeof(sig.addr); u8 *pdata = (char *)data; int rc = -EIO; @@ -483,9 +484,9 @@ static int wl3501_send_pkt(struct wl3501_card *this, u8 *data, u16 len) goto out; } rc = 0; - memcpy(&sig.daddr[0], pdata, 12); - pktlen = len - 12; - pdata += 12; + memcpy(&sig.addr, pdata, sig_addr_len); + pktlen = len - sig_addr_len; + pdata += sig_addr_len; sig.data = bf; if (((*pdata) * 256 + (*(pdata + 1))) > 1500) { u8 addr4[ETH_ALEN] = { @@ -588,7 +589,7 @@ static int wl3501_mgmt_join(struct wl3501_card *this, u16 stas) struct wl3501_join_req sig = { .sig_id = WL3501_SIG_JOIN_REQ, .timeout = 10, - .ds_pset = { + .req.ds_pset = { .el = { .id = IW_MGMT_INFO_ELEMENT_DS_PARAMETER_SET, .len = 1, @@ -597,7 +598,7 @@ static int wl3501_mgmt_join(struct wl3501_card *this, u16 stas) }, }; - memcpy(&sig.beacon_period, &this->bss_set[stas].beacon_period, 72); + memcpy(&sig.req, &this->bss_set[stas].req, sizeof(sig.req)); return wl3501_esbq_exec(this, &sig, sizeof(sig)); } @@ -665,35 +666,37 @@ static void wl3501_mgmt_scan_confirm(struct wl3501_card *this, u16 addr) if (sig.status == WL3501_STATUS_SUCCESS) { pr_debug("success"); if ((this->net_type == IW_MODE_INFRA && - (sig.cap_info & WL3501_MGMT_CAPABILITY_ESS)) || + (sig.req.cap_info & WL3501_MGMT_CAPABILITY_ESS)) || (this->net_type == IW_MODE_ADHOC && - (sig.cap_info & WL3501_MGMT_CAPABILITY_IBSS)) || + (sig.req.cap_info & WL3501_MGMT_CAPABILITY_IBSS)) || this->net_type == IW_MODE_AUTO) { if (!this->essid.el.len) matchflag = 1; else if (this->essid.el.len == 3 && !memcmp(this->essid.essid, "ANY", 3)) matchflag = 1; - else if (this->essid.el.len != sig.ssid.el.len) + else if (this->essid.el.len != sig.req.ssid.el.len) matchflag = 0; - else if (memcmp(this->essid.essid, sig.ssid.essid, + else if (memcmp(this->essid.essid, sig.req.ssid.essid, this->essid.el.len)) matchflag = 0; else matchflag = 1; if (matchflag) { for (i = 0; i < this->bss_cnt; i++) { - if (ether_addr_equal_unaligned(this->bss_set[i].bssid, sig.bssid)) { + if (ether_addr_equal_unaligned(this->bss_set[i].req.bssid, + sig.req.bssid)) { matchflag = 0; break; } } } if (matchflag && (i < 20)) { - memcpy(&this->bss_set[i].beacon_period, - &sig.beacon_period, 73); + memcpy(&this->bss_set[i].req, + &sig.req, sizeof(sig.req)); this->bss_cnt++; this->rssi = sig.rssi; + this->bss_set[i].rssi = sig.rssi; } } } else if (sig.status == WL3501_STATUS_TIMEOUT) { @@ -719,7 +722,7 @@ static void wl3501_mgmt_scan_confirm(struct wl3501_card *this, u16 addr) /** * wl3501_block_interrupt - Mask interrupt from SUTRO - * @this - card + * @this: Card * * Mask interrupt from SUTRO. (i.e. SUTRO cannot interrupt the HOST) * Return: 1 if interrupt is originally enabled @@ -736,7 +739,7 @@ static int wl3501_block_interrupt(struct wl3501_card *this) /** * wl3501_unblock_interrupt - Enable interrupt from SUTRO - * @this - card + * @this: Card * * Enable interrupt from SUTRO. (i.e. SUTRO can interrupt the HOST) * Return: 1 if interrupt is originally enabled @@ -885,19 +888,19 @@ static void wl3501_mgmt_join_confirm(struct net_device *dev, u16 addr) if (this->join_sta_bss < this->bss_cnt) { const int i = this->join_sta_bss; memcpy(this->bssid, - this->bss_set[i].bssid, ETH_ALEN); - this->chan = this->bss_set[i].ds_pset.chan; + this->bss_set[i].req.bssid, ETH_ALEN); + this->chan = this->bss_set[i].req.ds_pset.chan; iw_copy_mgmt_info_element(&this->keep_essid.el, - &this->bss_set[i].ssid.el); + &this->bss_set[i].req.ssid.el); wl3501_mgmt_auth(this); } } else { const int i = this->join_sta_bss; - memcpy(&this->bssid, &this->bss_set[i].bssid, ETH_ALEN); - this->chan = this->bss_set[i].ds_pset.chan; + memcpy(&this->bssid, &this->bss_set[i].req.bssid, ETH_ALEN); + this->chan = this->bss_set[i].req.ds_pset.chan; iw_copy_mgmt_info_element(&this->keep_essid.el, - &this->bss_set[i].ssid.el); + &this->bss_set[i].req.ssid.el); wl3501_online(dev); } } else { @@ -979,7 +982,8 @@ static inline void wl3501_md_ind_interrupt(struct net_device *dev, } else { skb->dev = dev; skb_reserve(skb, 2); /* IP headers on 16 bytes boundaries */ - skb_copy_to_linear_data(skb, (unsigned char *)&sig.daddr, 12); + skb_copy_to_linear_data(skb, (unsigned char *)&sig.addr, + sizeof(sig.addr)); wl3501_receive(this, skb->data, pkt_len); skb_put(skb, pkt_len); skb->protocol = eth_type_trans(skb, dev); @@ -1109,8 +1113,8 @@ static inline void wl3501_ack_interrupt(struct wl3501_card *this) /** * wl3501_interrupt - Hardware interrupt from card. - * @irq - Interrupt number - * @dev_id - net_device + * @irq: Interrupt number + * @dev_id: net_device * * We must acknowledge the interrupt as soon as possible, and block the * interrupt from the same card immediately to prevent re-entry. @@ -1248,7 +1252,7 @@ static int wl3501_close(struct net_device *dev) /** * wl3501_reset - Reset the SUTRO. - * @dev - network device + * @dev: network device * * It is almost the same as wl3501_open(). In fact, we may just wl3501_close() * and wl3501_open() again, but I wouldn't like to free_irq() when the driver @@ -1325,7 +1329,7 @@ static netdev_tx_t wl3501_hard_start_xmit(struct sk_buff *skb, } else { ++dev->stats.tx_packets; dev->stats.tx_bytes += skb->len; - kfree_skb(skb); + dev_kfree_skb_irq(skb); if (this->tx_buffer_cnt < 2) netif_stop_queue(dev); @@ -1411,7 +1415,7 @@ static struct iw_statistics *wl3501_get_wireless_stats(struct net_device *dev) /** * wl3501_detach - deletes a driver "instance" - * @link - FILL_IN + * @link: FILL_IN * * This deletes a driver "instance". The device is de-registered with Card * Services. If it has been released, all local data structures are freed. @@ -1432,9 +1436,7 @@ static void wl3501_detach(struct pcmcia_device *link) wl3501_release(link); unregister_netdev(dev); - - if (link->priv) - free_netdev(link->priv); + free_netdev(dev); } static int wl3501_get_name(struct net_device *dev, struct iw_request_info *info, @@ -1574,30 +1576,30 @@ static int wl3501_get_scan(struct net_device *dev, struct iw_request_info *info, for (i = 0; i < this->bss_cnt; ++i) { iwe.cmd = SIOCGIWAP; iwe.u.ap_addr.sa_family = ARPHRD_ETHER; - memcpy(iwe.u.ap_addr.sa_data, this->bss_set[i].bssid, ETH_ALEN); + memcpy(iwe.u.ap_addr.sa_data, this->bss_set[i].req.bssid, ETH_ALEN); current_ev = iwe_stream_add_event(info, current_ev, extra + IW_SCAN_MAX_DATA, &iwe, IW_EV_ADDR_LEN); iwe.cmd = SIOCGIWESSID; iwe.u.data.flags = 1; - iwe.u.data.length = this->bss_set[i].ssid.el.len; + iwe.u.data.length = this->bss_set[i].req.ssid.el.len; current_ev = iwe_stream_add_point(info, current_ev, extra + IW_SCAN_MAX_DATA, &iwe, - this->bss_set[i].ssid.essid); + this->bss_set[i].req.ssid.essid); iwe.cmd = SIOCGIWMODE; - iwe.u.mode = this->bss_set[i].bss_type; + iwe.u.mode = this->bss_set[i].req.bss_type; current_ev = iwe_stream_add_event(info, current_ev, extra + IW_SCAN_MAX_DATA, &iwe, IW_EV_UINT_LEN); iwe.cmd = SIOCGIWFREQ; - iwe.u.freq.m = this->bss_set[i].ds_pset.chan; + iwe.u.freq.m = this->bss_set[i].req.ds_pset.chan; iwe.u.freq.e = 0; current_ev = iwe_stream_add_event(info, current_ev, extra + IW_SCAN_MAX_DATA, &iwe, IW_EV_FREQ_LEN); iwe.cmd = SIOCGIWENCODE; - if (this->bss_set[i].cap_info & WL3501_MGMT_CAPABILITY_PRIVACY) + if (this->bss_set[i].req.cap_info & WL3501_MGMT_CAPABILITY_PRIVACY) iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY; else iwe.u.data.flags = IW_ENCODE_DISABLED; @@ -1861,6 +1863,7 @@ static int wl3501_probe(struct pcmcia_device *p_dev) { struct net_device *dev; struct wl3501_card *this; + int ret; /* The io structure describes IO port mapping */ p_dev->resource[0]->end = 16; @@ -1872,8 +1875,7 @@ static int wl3501_probe(struct pcmcia_device *p_dev) dev = alloc_etherdev(sizeof(struct wl3501_card)); if (!dev) - goto out_link; - + return -ENOMEM; dev->netdev_ops = &wl3501_netdev_ops; dev->watchdog_timeo = 5 * HZ; @@ -1886,9 +1888,15 @@ static int wl3501_probe(struct pcmcia_device *p_dev) netif_stop_queue(dev); p_dev->priv = dev; - return wl3501_config(p_dev); -out_link: - return -ENOMEM; + ret = wl3501_config(p_dev); + if (ret) + goto out_free_etherdev; + + return 0; + +out_free_etherdev: + free_netdev(dev); + return ret; } static int wl3501_config(struct pcmcia_device *link) @@ -1944,8 +1952,7 @@ static int wl3501_config(struct pcmcia_device *link) goto failed; } - for (i = 0; i < 6; i++) - dev->dev_addr[i] = ((char *)&this->mac_addr)[i]; + eth_hw_addr_set(dev, this->mac_addr); /* print probe information */ printk(KERN_INFO "%s: wl3501 @ 0x%3.3x, IRQ %d, " diff --git a/drivers/net/xen-netback/common.h b/drivers/net/xen-netback/common.h index 936c0b3e0ba2..2b984c5bae24 100644 --- a/drivers/net/xen-netback/common.h +++ b/drivers/net/xen-netback/common.h @@ -48,7 +48,6 @@ #include <linux/debugfs.h> typedef unsigned int pending_ring_idx_t; -#define INVALID_PENDING_RING_IDX (~0U) struct pending_tx_info { struct xen_netif_tx_request req; /* tx request */ @@ -82,8 +81,6 @@ struct xenvif_rx_meta { /* Discriminate from any valid pending_idx value. */ #define INVALID_PENDING_IDX 0xFFFF -#define MAX_BUFFER_OFFSET XEN_PAGE_SIZE - #define MAX_PENDING_REQS XEN_NETIF_TX_RING_SIZE /* The maximum number of frags is derived from the size of a grant (same @@ -140,6 +137,20 @@ struct xenvif_queue { /* Per-queue data for xenvif */ char name[QUEUE_NAME_SIZE]; /* DEVNAME-qN */ struct xenvif *vif; /* Parent VIF */ + /* + * TX/RX common EOI handling. + * When feature-split-event-channels = 0, interrupt handler sets + * NETBK_COMMON_EOI, otherwise NETBK_RX_EOI and NETBK_TX_EOI are set + * by the RX and TX interrupt handlers. + * RX and TX handler threads will issue an EOI when either + * NETBK_COMMON_EOI or their specific bits (NETBK_RX_EOI or + * NETBK_TX_EOI) are set and they will reset those bits. + */ + atomic_t eoi_pending; +#define NETBK_RX_EOI 0x01 +#define NETBK_TX_EOI 0x02 +#define NETBK_COMMON_EOI 0x04 + /* Use NAPI for guest TX */ struct napi_struct napi; /* When feature-split-event-channels = 0, tx_irq = rx_irq. */ @@ -155,7 +166,7 @@ struct xenvif_queue { /* Per-queue data for xenvif */ struct pending_tx_info pending_tx_info[MAX_PENDING_REQS]; grant_handle_t grant_tx_handle[MAX_PENDING_REQS]; - struct gnttab_copy tx_copy_ops[MAX_PENDING_REQS]; + struct gnttab_copy tx_copy_ops[2 * MAX_PENDING_REQS]; struct gnttab_map_grant_ref tx_map_ops[MAX_PENDING_REQS]; struct gnttab_unmap_grant_ref tx_unmap_ops[MAX_PENDING_REQS]; /* passed to gnttab_[un]map_refs with pages under (un)mapping */ @@ -189,6 +200,7 @@ struct xenvif_queue { /* Per-queue data for xenvif */ unsigned int rx_queue_max; unsigned int rx_queue_len; unsigned long last_rx_time; + unsigned int rx_slots_needed; bool stalled; struct xenvif_copy_state rx_copy; @@ -331,11 +343,6 @@ void xenvif_free(struct xenvif *vif); int xenvif_xenbus_init(void); void xenvif_xenbus_fini(void); -int xenvif_schedulable(struct xenvif *vif); - -int xenvif_queue_stopped(struct xenvif_queue *queue); -void xenvif_wake_queue(struct xenvif_queue *queue); - /* (Un)Map communication rings. */ void xenvif_unmap_frontend_data_rings(struct xenvif_queue *queue); int xenvif_map_frontend_data_rings(struct xenvif_queue *queue, @@ -357,17 +364,14 @@ int xenvif_dealloc_kthread(void *data); irqreturn_t xenvif_ctrl_irq_fn(int irq, void *data); -void xenvif_rx_action(struct xenvif_queue *queue); -void xenvif_rx_queue_tail(struct xenvif_queue *queue, struct sk_buff *skb); +bool xenvif_have_rx_work(struct xenvif_queue *queue, bool test_kthread); +bool xenvif_rx_queue_tail(struct xenvif_queue *queue, struct sk_buff *skb); void xenvif_carrier_on(struct xenvif *vif); /* Callback from stack when TX packet can be released */ void xenvif_zerocopy_callback(struct ubuf_info *ubuf, bool zerocopy_success); -/* Unmap a pending page and release it back to the guest */ -void xenvif_idx_unmap(struct xenvif_queue *queue, u16 pending_idx); - static inline pending_ring_idx_t nr_pending_reqs(struct xenvif_queue *queue) { return MAX_PENDING_REQS - diff --git a/drivers/net/xen-netback/interface.c b/drivers/net/xen-netback/interface.c index 4cafc31b98b7..fadbde1d21ad 100644 --- a/drivers/net/xen-netback/interface.c +++ b/drivers/net/xen-netback/interface.c @@ -41,7 +41,6 @@ #include <asm/xen/hypercall.h> #include <xen/balloon.h> -#define XENVIF_QUEUE_LENGTH 32 #define XENVIF_NAPI_WEIGHT 64 /* Number of bytes allowed on the internal guest Rx queue. */ @@ -70,19 +69,35 @@ void xenvif_skb_zerocopy_complete(struct xenvif_queue *queue) wake_up(&queue->dealloc_wq); } -int xenvif_schedulable(struct xenvif *vif) +static int xenvif_schedulable(struct xenvif *vif) { return netif_running(vif->dev) && test_bit(VIF_STATUS_CONNECTED, &vif->status) && !vif->disabled; } +static bool xenvif_handle_tx_interrupt(struct xenvif_queue *queue) +{ + bool rc; + + rc = RING_HAS_UNCONSUMED_REQUESTS(&queue->tx); + if (rc) + napi_schedule(&queue->napi); + return rc; +} + static irqreturn_t xenvif_tx_interrupt(int irq, void *dev_id) { struct xenvif_queue *queue = dev_id; + int old; - if (RING_HAS_UNCONSUMED_REQUESTS(&queue->tx)) - napi_schedule(&queue->napi); + old = atomic_fetch_or(NETBK_TX_EOI, &queue->eoi_pending); + WARN(old & NETBK_TX_EOI, "Interrupt while EOI pending\n"); + + if (!xenvif_handle_tx_interrupt(queue)) { + atomic_andnot(NETBK_TX_EOI, &queue->eoi_pending); + xen_irq_lateeoi(irq, XEN_EOI_FLAG_SPURIOUS); + } return IRQ_HANDLED; } @@ -116,35 +131,50 @@ static int xenvif_poll(struct napi_struct *napi, int budget) return work_done; } +static bool xenvif_handle_rx_interrupt(struct xenvif_queue *queue) +{ + bool rc; + + rc = xenvif_have_rx_work(queue, false); + if (rc) + xenvif_kick_thread(queue); + return rc; +} + static irqreturn_t xenvif_rx_interrupt(int irq, void *dev_id) { struct xenvif_queue *queue = dev_id; + int old; - xenvif_kick_thread(queue); + old = atomic_fetch_or(NETBK_RX_EOI, &queue->eoi_pending); + WARN(old & NETBK_RX_EOI, "Interrupt while EOI pending\n"); + + if (!xenvif_handle_rx_interrupt(queue)) { + atomic_andnot(NETBK_RX_EOI, &queue->eoi_pending); + xen_irq_lateeoi(irq, XEN_EOI_FLAG_SPURIOUS); + } return IRQ_HANDLED; } irqreturn_t xenvif_interrupt(int irq, void *dev_id) { - xenvif_tx_interrupt(irq, dev_id); - xenvif_rx_interrupt(irq, dev_id); + struct xenvif_queue *queue = dev_id; + int old; + bool has_rx, has_tx; - return IRQ_HANDLED; -} + old = atomic_fetch_or(NETBK_COMMON_EOI, &queue->eoi_pending); + WARN(old, "Interrupt while EOI pending\n"); -int xenvif_queue_stopped(struct xenvif_queue *queue) -{ - struct net_device *dev = queue->vif->dev; - unsigned int id = queue->id; - return netif_tx_queue_stopped(netdev_get_tx_queue(dev, id)); -} + has_tx = xenvif_handle_tx_interrupt(queue); + has_rx = xenvif_handle_rx_interrupt(queue); -void xenvif_wake_queue(struct xenvif_queue *queue) -{ - struct net_device *dev = queue->vif->dev; - unsigned int id = queue->id; - netif_tx_wake_queue(netdev_get_tx_queue(dev, id)); + if (!has_rx && !has_tx) { + atomic_andnot(NETBK_COMMON_EOI, &queue->eoi_pending); + xen_irq_lateeoi(irq, XEN_EOI_FLAG_SPURIOUS); + } + + return IRQ_HANDLED; } static u16 xenvif_select_queue(struct net_device *dev, struct sk_buff *skb, @@ -224,14 +254,16 @@ xenvif_start_xmit(struct sk_buff *skb, struct net_device *dev) if (vif->hash.alg == XEN_NETIF_CTRL_HASH_ALGORITHM_NONE) skb_clear_hash(skb); - xenvif_rx_queue_tail(queue, skb); + if (!xenvif_rx_queue_tail(queue, skb)) + goto drop; + xenvif_kick_thread(queue); return NETDEV_TX_OK; drop: vif->dev->stats.tx_dropped++; - dev_kfree_skb(skb); + dev_kfree_skb_any(skb); return NETDEV_TX_OK; } @@ -493,8 +525,6 @@ struct xenvif *xenvif_alloc(struct device *parent, domid_t domid, dev->features = dev->hw_features | NETIF_F_RXCSUM; dev->ethtool_ops = &xenvif_ethtool_ops; - dev->tx_queue_len = XENVIF_QUEUE_LENGTH; - dev->min_mtu = ETH_MIN_MTU; dev->max_mtu = ETH_MAX_MTU - VLAN_ETH_HLEN; @@ -595,7 +625,7 @@ int xenvif_connect_ctrl(struct xenvif *vif, grant_ref_t ring_ref, shared = (struct xen_netif_ctrl_sring *)addr; BACK_RING_INIT(&vif->ctrl, shared, XEN_PAGE_SIZE); - err = bind_interdomain_evtchn_to_irq(vif->domid, evtchn); + err = bind_interdomain_evtchn_to_irq_lateeoi(vif->domid, evtchn); if (err < 0) goto err_unmap; @@ -653,7 +683,7 @@ int xenvif_connect_data(struct xenvif_queue *queue, if (tx_evtchn == rx_evtchn) { /* feature-split-event-channels == 0 */ - err = bind_interdomain_evtchn_to_irqhandler( + err = bind_interdomain_evtchn_to_irqhandler_lateeoi( queue->vif->domid, tx_evtchn, xenvif_interrupt, 0, queue->name, queue); if (err < 0) @@ -664,7 +694,7 @@ int xenvif_connect_data(struct xenvif_queue *queue, /* feature-split-event-channels == 1 */ snprintf(queue->tx_irq_name, sizeof(queue->tx_irq_name), "%s-tx", queue->name); - err = bind_interdomain_evtchn_to_irqhandler( + err = bind_interdomain_evtchn_to_irqhandler_lateeoi( queue->vif->domid, tx_evtchn, xenvif_tx_interrupt, 0, queue->tx_irq_name, queue); if (err < 0) @@ -674,7 +704,7 @@ int xenvif_connect_data(struct xenvif_queue *queue, snprintf(queue->rx_irq_name, sizeof(queue->rx_irq_name), "%s-rx", queue->name); - err = bind_interdomain_evtchn_to_irqhandler( + err = bind_interdomain_evtchn_to_irqhandler_lateeoi( queue->vif->domid, rx_evtchn, xenvif_rx_interrupt, 0, queue->rx_irq_name, queue); if (err < 0) diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c index 1c849106b793..f2181170386d 100644 --- a/drivers/net/xen-netback/netback.c +++ b/drivers/net/xen-netback/netback.c @@ -105,6 +105,8 @@ static void make_tx_response(struct xenvif_queue *queue, s8 st); static void push_tx_responses(struct xenvif_queue *queue); +static void xenvif_idx_unmap(struct xenvif_queue *queue, u16 pending_idx); + static inline int tx_work_todo(struct xenvif_queue *queue); static inline unsigned long idx_to_pfn(struct xenvif_queue *queue, @@ -162,6 +164,10 @@ void xenvif_napi_schedule_or_enable_events(struct xenvif_queue *queue) if (more_to_do) napi_schedule(&queue->napi); + else if (atomic_fetch_andnot(NETBK_TX_EOI | NETBK_COMMON_EOI, + &queue->eoi_pending) & + (NETBK_TX_EOI | NETBK_COMMON_EOI)) + xen_irq_lateeoi(queue->tx_irq, 0); } static void tx_add_credit(struct xenvif_queue *queue) @@ -319,10 +325,14 @@ static int xenvif_count_requests(struct xenvif_queue *queue, struct xenvif_tx_cb { - u16 pending_idx; + u16 copy_pending_idx[XEN_NETBK_LEGACY_SLOTS_MAX + 1]; + u8 copy_count; + u32 split_mask; }; #define XENVIF_TX_CB(skb) ((struct xenvif_tx_cb *)(skb)->cb) +#define copy_pending_idx(skb, i) (XENVIF_TX_CB(skb)->copy_pending_idx[i]) +#define copy_count(skb) (XENVIF_TX_CB(skb)->copy_count) static inline void xenvif_tx_create_map_op(struct xenvif_queue *queue, u16 pending_idx, @@ -345,6 +355,8 @@ static inline struct sk_buff *xenvif_alloc_skb(unsigned int size) struct sk_buff *skb = alloc_skb(size + NET_SKB_PAD + NET_IP_ALIGN, GFP_ATOMIC | __GFP_NOWARN); + + BUILD_BUG_ON(sizeof(*XENVIF_TX_CB(skb)) > sizeof(skb->cb)); if (unlikely(skb == NULL)) return NULL; @@ -357,52 +369,163 @@ static inline struct sk_buff *xenvif_alloc_skb(unsigned int size) return skb; } -static struct gnttab_map_grant_ref *xenvif_get_requests(struct xenvif_queue *queue, - struct sk_buff *skb, - struct xen_netif_tx_request *txp, - struct gnttab_map_grant_ref *gop, - unsigned int frag_overflow, - struct sk_buff *nskb) +static void xenvif_get_requests(struct xenvif_queue *queue, + struct sk_buff *skb, + struct xen_netif_tx_request *first, + struct xen_netif_tx_request *txfrags, + unsigned *copy_ops, + unsigned *map_ops, + unsigned int frag_overflow, + struct sk_buff *nskb, + unsigned int extra_count, + unsigned int data_len) { struct skb_shared_info *shinfo = skb_shinfo(skb); skb_frag_t *frags = shinfo->frags; - u16 pending_idx = XENVIF_TX_CB(skb)->pending_idx; - int start; + u16 pending_idx; pending_ring_idx_t index; unsigned int nr_slots; + struct gnttab_copy *cop = queue->tx_copy_ops + *copy_ops; + struct gnttab_map_grant_ref *gop = queue->tx_map_ops + *map_ops; + struct xen_netif_tx_request *txp = first; + + nr_slots = shinfo->nr_frags + frag_overflow + 1; + + copy_count(skb) = 0; + XENVIF_TX_CB(skb)->split_mask = 0; + + /* Create copy ops for exactly data_len bytes into the skb head. */ + __skb_put(skb, data_len); + while (data_len > 0) { + int amount = data_len > txp->size ? txp->size : data_len; + bool split = false; + + cop->source.u.ref = txp->gref; + cop->source.domid = queue->vif->domid; + cop->source.offset = txp->offset; + + cop->dest.domid = DOMID_SELF; + cop->dest.offset = (offset_in_page(skb->data + + skb_headlen(skb) - + data_len)) & ~XEN_PAGE_MASK; + cop->dest.u.gmfn = virt_to_gfn(skb->data + skb_headlen(skb) + - data_len); + + /* Don't cross local page boundary! */ + if (cop->dest.offset + amount > XEN_PAGE_SIZE) { + amount = XEN_PAGE_SIZE - cop->dest.offset; + XENVIF_TX_CB(skb)->split_mask |= 1U << copy_count(skb); + split = true; + } + + cop->len = amount; + cop->flags = GNTCOPY_source_gref; + + index = pending_index(queue->pending_cons); + pending_idx = queue->pending_ring[index]; + callback_param(queue, pending_idx).ctx = NULL; + copy_pending_idx(skb, copy_count(skb)) = pending_idx; + if (!split) + copy_count(skb)++; + + cop++; + data_len -= amount; - nr_slots = shinfo->nr_frags; + if (amount == txp->size) { + /* The copy op covered the full tx_request */ - /* Skip first skb fragment if it is on same page as header fragment. */ - start = (frag_get_pending_idx(&shinfo->frags[0]) == pending_idx); + memcpy(&queue->pending_tx_info[pending_idx].req, + txp, sizeof(*txp)); + queue->pending_tx_info[pending_idx].extra_count = + (txp == first) ? extra_count : 0; + + if (txp == first) + txp = txfrags; + else + txp++; + queue->pending_cons++; + nr_slots--; + } else { + /* The copy op partially covered the tx_request. + * The remainder will be mapped or copied in the next + * iteration. + */ + txp->offset += amount; + txp->size -= amount; + } + } + + for (shinfo->nr_frags = 0; nr_slots > 0 && shinfo->nr_frags < MAX_SKB_FRAGS; + nr_slots--) { + if (unlikely(!txp->size)) { + unsigned long flags; + + spin_lock_irqsave(&queue->response_lock, flags); + make_tx_response(queue, txp, 0, XEN_NETIF_RSP_OKAY); + push_tx_responses(queue); + spin_unlock_irqrestore(&queue->response_lock, flags); + ++txp; + continue; + } - for (shinfo->nr_frags = start; shinfo->nr_frags < nr_slots; - shinfo->nr_frags++, txp++, gop++) { index = pending_index(queue->pending_cons++); pending_idx = queue->pending_ring[index]; - xenvif_tx_create_map_op(queue, pending_idx, txp, 0, gop); + xenvif_tx_create_map_op(queue, pending_idx, txp, + txp == first ? extra_count : 0, gop); frag_set_pending_idx(&frags[shinfo->nr_frags], pending_idx); + ++shinfo->nr_frags; + ++gop; + + if (txp == first) + txp = txfrags; + else + txp++; } - if (frag_overflow) { + if (nr_slots > 0) { shinfo = skb_shinfo(nskb); frags = shinfo->frags; - for (shinfo->nr_frags = 0; shinfo->nr_frags < frag_overflow; - shinfo->nr_frags++, txp++, gop++) { + for (shinfo->nr_frags = 0; shinfo->nr_frags < nr_slots; ++txp) { + if (unlikely(!txp->size)) { + unsigned long flags; + + spin_lock_irqsave(&queue->response_lock, flags); + make_tx_response(queue, txp, 0, + XEN_NETIF_RSP_OKAY); + push_tx_responses(queue); + spin_unlock_irqrestore(&queue->response_lock, + flags); + continue; + } + index = pending_index(queue->pending_cons++); pending_idx = queue->pending_ring[index]; xenvif_tx_create_map_op(queue, pending_idx, txp, 0, gop); frag_set_pending_idx(&frags[shinfo->nr_frags], pending_idx); + ++shinfo->nr_frags; + ++gop; } - skb_shinfo(skb)->frag_list = nskb; + if (shinfo->nr_frags) { + skb_shinfo(skb)->frag_list = nskb; + nskb = NULL; + } } - return gop; + if (nskb) { + /* A frag_list skb was allocated but it is no longer needed + * because enough slots were converted to copy ops above or some + * were empty. + */ + kfree_skb(nskb); + } + + (*copy_ops) = cop - queue->tx_copy_ops; + (*map_ops) = gop - queue->tx_map_ops; } static inline void xenvif_grant_handle_set(struct xenvif_queue *queue, @@ -438,7 +561,7 @@ static int xenvif_tx_check_gop(struct xenvif_queue *queue, struct gnttab_copy **gopp_copy) { struct gnttab_map_grant_ref *gop_map = *gopp_map; - u16 pending_idx = XENVIF_TX_CB(skb)->pending_idx; + u16 pending_idx; /* This always points to the shinfo of the skb being checked, which * could be either the first or the one on the frag_list */ @@ -449,24 +572,44 @@ static int xenvif_tx_check_gop(struct xenvif_queue *queue, struct skb_shared_info *first_shinfo = NULL; int nr_frags = shinfo->nr_frags; const bool sharedslot = nr_frags && - frag_get_pending_idx(&shinfo->frags[0]) == pending_idx; - int i, err; + frag_get_pending_idx(&shinfo->frags[0]) == + copy_pending_idx(skb, copy_count(skb) - 1); + int i, err = 0; - /* Check status of header. */ - err = (*gopp_copy)->status; - if (unlikely(err)) { - if (net_ratelimit()) - netdev_dbg(queue->vif->dev, - "Grant copy of header failed! status: %d pending_idx: %u ref: %u\n", - (*gopp_copy)->status, - pending_idx, - (*gopp_copy)->source.u.ref); - /* The first frag might still have this slot mapped */ - if (!sharedslot) - xenvif_idx_release(queue, pending_idx, - XEN_NETIF_RSP_ERROR); + for (i = 0; i < copy_count(skb); i++) { + int newerr; + + /* Check status of header. */ + pending_idx = copy_pending_idx(skb, i); + + newerr = (*gopp_copy)->status; + + /* Split copies need to be handled together. */ + if (XENVIF_TX_CB(skb)->split_mask & (1U << i)) { + (*gopp_copy)++; + if (!newerr) + newerr = (*gopp_copy)->status; + } + if (likely(!newerr)) { + /* The first frag might still have this slot mapped */ + if (i < copy_count(skb) - 1 || !sharedslot) + xenvif_idx_release(queue, pending_idx, + XEN_NETIF_RSP_OKAY); + } else { + err = newerr; + if (net_ratelimit()) + netdev_dbg(queue->vif->dev, + "Grant copy of header failed! status: %d pending_idx: %u ref: %u\n", + (*gopp_copy)->status, + pending_idx, + (*gopp_copy)->source.u.ref); + /* The first frag might still have this slot mapped */ + if (i < copy_count(skb) - 1 || !sharedslot) + xenvif_idx_release(queue, pending_idx, + XEN_NETIF_RSP_ERROR); + } + (*gopp_copy)++; } - (*gopp_copy)++; check_frags: for (i = 0; i < nr_frags; i++, gop_map++) { @@ -488,7 +631,7 @@ check_frags: * the header's copy failed, and they are * sharing a slot, send an error */ - if (i == 0 && sharedslot) + if (i == 0 && !first_shinfo && sharedslot) xenvif_idx_release(queue, pending_idx, XEN_NETIF_RSP_ERROR); else @@ -513,14 +656,6 @@ check_frags: if (err) continue; - /* First error: if the header haven't shared a slot with the - * first frag, release it as well. - */ - if (!sharedslot) - xenvif_idx_release(queue, - XENVIF_TX_CB(skb)->pending_idx, - XEN_NETIF_RSP_OKAY); - /* Invalidate preceding fragments of this skb. */ for (j = 0; j < i; j++) { pending_idx = frag_get_pending_idx(&shinfo->frags[j]); @@ -790,7 +925,6 @@ static void xenvif_tx_build_gops(struct xenvif_queue *queue, unsigned *copy_ops, unsigned *map_ops) { - struct gnttab_map_grant_ref *gop = queue->tx_map_ops; struct sk_buff *skb, *nskb; int ret; unsigned int frag_overflow; @@ -872,8 +1006,12 @@ static void xenvif_tx_build_gops(struct xenvif_queue *queue, continue; } + data_len = (txreq.size > XEN_NETBACK_TX_COPY_LEN) ? + XEN_NETBACK_TX_COPY_LEN : txreq.size; + ret = xenvif_count_requests(queue, &txreq, extra_count, txfrags, work_to_do); + if (unlikely(ret < 0)) break; @@ -888,10 +1026,8 @@ static void xenvif_tx_build_gops(struct xenvif_queue *queue, /* No crossing a page as the payload mustn't fragment. */ if (unlikely((txreq.offset + txreq.size) > XEN_PAGE_SIZE)) { - netdev_err(queue->vif->dev, - "txreq.offset: %u, size: %u, end: %lu\n", - txreq.offset, txreq.size, - (unsigned long)(txreq.offset&~XEN_PAGE_MASK) + txreq.size); + netdev_err(queue->vif->dev, "Cross page boundary, txreq.offset: %u, size: %u\n", + txreq.offset, txreq.size); xenvif_fatal_tx_err(queue->vif); break; } @@ -899,9 +1035,8 @@ static void xenvif_tx_build_gops(struct xenvif_queue *queue, index = pending_index(queue->pending_cons); pending_idx = queue->pending_ring[index]; - data_len = (txreq.size > XEN_NETBACK_TX_COPY_LEN && - ret < XEN_NETBK_LEGACY_SLOTS_MAX) ? - XEN_NETBACK_TX_COPY_LEN : txreq.size; + if (ret >= XEN_NETBK_LEGACY_SLOTS_MAX - 1 && data_len < txreq.size) + data_len = txreq.size; skb = xenvif_alloc_skb(data_len); if (unlikely(skb == NULL)) { @@ -912,8 +1047,6 @@ static void xenvif_tx_build_gops(struct xenvif_queue *queue, } skb_shinfo(skb)->nr_frags = ret; - if (data_len < txreq.size) - skb_shinfo(skb)->nr_frags++; /* At this point shinfo->nr_frags is in fact the number of * slots, which can be as large as XEN_NETBK_LEGACY_SLOTS_MAX. */ @@ -975,54 +1108,19 @@ static void xenvif_tx_build_gops(struct xenvif_queue *queue, type); } - XENVIF_TX_CB(skb)->pending_idx = pending_idx; - - __skb_put(skb, data_len); - queue->tx_copy_ops[*copy_ops].source.u.ref = txreq.gref; - queue->tx_copy_ops[*copy_ops].source.domid = queue->vif->domid; - queue->tx_copy_ops[*copy_ops].source.offset = txreq.offset; - - queue->tx_copy_ops[*copy_ops].dest.u.gmfn = - virt_to_gfn(skb->data); - queue->tx_copy_ops[*copy_ops].dest.domid = DOMID_SELF; - queue->tx_copy_ops[*copy_ops].dest.offset = - offset_in_page(skb->data) & ~XEN_PAGE_MASK; - - queue->tx_copy_ops[*copy_ops].len = data_len; - queue->tx_copy_ops[*copy_ops].flags = GNTCOPY_source_gref; - - (*copy_ops)++; - - if (data_len < txreq.size) { - frag_set_pending_idx(&skb_shinfo(skb)->frags[0], - pending_idx); - xenvif_tx_create_map_op(queue, pending_idx, &txreq, - extra_count, gop); - gop++; - } else { - frag_set_pending_idx(&skb_shinfo(skb)->frags[0], - INVALID_PENDING_IDX); - memcpy(&queue->pending_tx_info[pending_idx].req, - &txreq, sizeof(txreq)); - queue->pending_tx_info[pending_idx].extra_count = - extra_count; - } - - queue->pending_cons++; - - gop = xenvif_get_requests(queue, skb, txfrags, gop, - frag_overflow, nskb); + xenvif_get_requests(queue, skb, &txreq, txfrags, copy_ops, + map_ops, frag_overflow, nskb, extra_count, + data_len); __skb_queue_tail(&queue->tx_queue, skb); queue->tx.req_cons = idx; - if (((gop-queue->tx_map_ops) >= ARRAY_SIZE(queue->tx_map_ops)) || + if ((*map_ops >= ARRAY_SIZE(queue->tx_map_ops)) || (*copy_ops >= ARRAY_SIZE(queue->tx_copy_ops))) break; } - (*map_ops) = gop - queue->tx_map_ops; return; } @@ -1101,9 +1199,8 @@ static int xenvif_tx_submit(struct xenvif_queue *queue) while ((skb = __skb_dequeue(&queue->tx_queue)) != NULL) { struct xen_netif_tx_request *txp; u16 pending_idx; - unsigned data_len; - pending_idx = XENVIF_TX_CB(skb)->pending_idx; + pending_idx = copy_pending_idx(skb, 0); txp = &queue->pending_tx_info[pending_idx].req; /* Check the remap error code. */ @@ -1122,18 +1219,6 @@ static int xenvif_tx_submit(struct xenvif_queue *queue) continue; } - data_len = skb->len; - callback_param(queue, pending_idx).ctx = NULL; - if (data_len < txp->size) { - /* Append the packet payload as a fragment. */ - txp->offset += data_len; - txp->size -= data_len; - } else { - /* Schedule a response immediately. */ - xenvif_idx_release(queue, pending_idx, - XEN_NETIF_RSP_OKAY); - } - if (txp->flags & XEN_NETTXF_csum_blank) skb->ip_summed = CHECKSUM_PARTIAL; else if (txp->flags & XEN_NETTXF_data_validated) @@ -1310,7 +1395,7 @@ static inline void xenvif_tx_dealloc_action(struct xenvif_queue *queue) /* Called after netfront has transmitted */ int xenvif_tx_action(struct xenvif_queue *queue, int budget) { - unsigned nr_mops, nr_cops = 0; + unsigned nr_mops = 0, nr_cops = 0; int work_done, ret; if (unlikely(!tx_work_todo(queue))) @@ -1327,7 +1412,15 @@ int xenvif_tx_action(struct xenvif_queue *queue, int budget) NULL, queue->pages_to_map, nr_mops); - BUG_ON(ret); + if (ret) { + unsigned int i; + + netdev_err(queue->vif->dev, "Map fail: nr %u ret %d\n", + nr_mops, ret); + for (i = 0; i < nr_mops; ++i) + WARN_ON_ONCE(queue->tx_map_ops[i].status == + GNTST_okay); + } } work_done = xenvif_tx_submit(queue); @@ -1389,7 +1482,7 @@ static void push_tx_responses(struct xenvif_queue *queue) notify_remote_via_irq(queue->tx_irq); } -void xenvif_idx_unmap(struct xenvif_queue *queue, u16 pending_idx) +static void xenvif_idx_unmap(struct xenvif_queue *queue, u16 pending_idx) { int ret; struct gnttab_unmap_grant_ref tx_unmap_op; @@ -1613,9 +1706,14 @@ static bool xenvif_ctrl_work_todo(struct xenvif *vif) irqreturn_t xenvif_ctrl_irq_fn(int irq, void *data) { struct xenvif *vif = data; + unsigned int eoi_flag = XEN_EOI_FLAG_SPURIOUS; - while (xenvif_ctrl_work_todo(vif)) + while (xenvif_ctrl_work_todo(vif)) { xenvif_ctrl_action(vif); + eoi_flag = 0; + } + + xen_irq_lateeoi(irq, eoi_flag); return IRQ_HANDLED; } diff --git a/drivers/net/xen-netback/rx.c b/drivers/net/xen-netback/rx.c index ef5887037b22..ab216970137c 100644 --- a/drivers/net/xen-netback/rx.c +++ b/drivers/net/xen-netback/rx.c @@ -33,22 +33,37 @@ #include <xen/xen.h> #include <xen/events.h> +/* + * Update the needed ring page slots for the first SKB queued. + * Note that any call sequence outside the RX thread calling this function + * needs to wake up the RX thread via a call of xenvif_kick_thread() + * afterwards in order to avoid a race with putting the thread to sleep. + */ +static void xenvif_update_needed_slots(struct xenvif_queue *queue, + const struct sk_buff *skb) +{ + unsigned int needed = 0; + + if (skb) { + needed = DIV_ROUND_UP(skb->len, XEN_PAGE_SIZE); + if (skb_is_gso(skb)) + needed++; + if (skb->sw_hash) + needed++; + } + + WRITE_ONCE(queue->rx_slots_needed, needed); +} + static bool xenvif_rx_ring_slots_available(struct xenvif_queue *queue) { RING_IDX prod, cons; - struct sk_buff *skb; - int needed; + unsigned int needed; - skb = skb_peek(&queue->rx_queue); - if (!skb) + needed = READ_ONCE(queue->rx_slots_needed); + if (!needed) return false; - needed = DIV_ROUND_UP(skb->len, XEN_PAGE_SIZE); - if (skb_is_gso(skb)) - needed++; - if (skb->sw_hash) - needed++; - do { prod = queue->rx.sring->req_prod; cons = queue->rx.req_cons; @@ -67,22 +82,30 @@ static bool xenvif_rx_ring_slots_available(struct xenvif_queue *queue) return false; } -void xenvif_rx_queue_tail(struct xenvif_queue *queue, struct sk_buff *skb) +bool xenvif_rx_queue_tail(struct xenvif_queue *queue, struct sk_buff *skb) { unsigned long flags; + bool ret = true; spin_lock_irqsave(&queue->rx_queue.lock, flags); - __skb_queue_tail(&queue->rx_queue, skb); - - queue->rx_queue_len += skb->len; - if (queue->rx_queue_len > queue->rx_queue_max) { + if (queue->rx_queue_len >= queue->rx_queue_max) { struct net_device *dev = queue->vif->dev; netif_tx_stop_queue(netdev_get_tx_queue(dev, queue->id)); + ret = false; + } else { + if (skb_queue_empty(&queue->rx_queue)) + xenvif_update_needed_slots(queue, skb); + + __skb_queue_tail(&queue->rx_queue, skb); + + queue->rx_queue_len += skb->len; } spin_unlock_irqrestore(&queue->rx_queue.lock, flags); + + return ret; } static struct sk_buff *xenvif_rx_dequeue(struct xenvif_queue *queue) @@ -93,6 +116,8 @@ static struct sk_buff *xenvif_rx_dequeue(struct xenvif_queue *queue) skb = __skb_dequeue(&queue->rx_queue); if (skb) { + xenvif_update_needed_slots(queue, skb_peek(&queue->rx_queue)); + queue->rx_queue_len -= skb->len; if (queue->rx_queue_len < queue->rx_queue_max) { struct netdev_queue *txq; @@ -127,6 +152,7 @@ static void xenvif_rx_queue_drop_expired(struct xenvif_queue *queue) break; xenvif_rx_dequeue(queue); kfree_skb(skb); + queue->vif->dev->stats.rx_dropped++; } } @@ -449,7 +475,7 @@ static void xenvif_rx_skb(struct xenvif_queue *queue) #define RX_BATCH_SIZE 64 -void xenvif_rx_action(struct xenvif_queue *queue) +static void xenvif_rx_action(struct xenvif_queue *queue) { struct sk_buff_head completed_skbs; unsigned int work_done = 0; @@ -458,6 +484,7 @@ void xenvif_rx_action(struct xenvif_queue *queue) queue->rx_copy.completed = &completed_skbs; while (xenvif_rx_ring_slots_available(queue) && + !skb_queue_empty(&queue->rx_queue) && work_done < RX_BATCH_SIZE) { xenvif_rx_skb(queue); work_done++; @@ -467,36 +494,40 @@ void xenvif_rx_action(struct xenvif_queue *queue) xenvif_rx_copy_flush(queue); } -static bool xenvif_rx_queue_stalled(struct xenvif_queue *queue) +static RING_IDX xenvif_rx_queue_slots(const struct xenvif_queue *queue) { RING_IDX prod, cons; prod = queue->rx.sring->req_prod; cons = queue->rx.req_cons; + return prod - cons; +} + +static bool xenvif_rx_queue_stalled(const struct xenvif_queue *queue) +{ + unsigned int needed = READ_ONCE(queue->rx_slots_needed); + return !queue->stalled && - prod - cons < 1 && + xenvif_rx_queue_slots(queue) < needed && time_after(jiffies, queue->last_rx_time + queue->vif->stall_timeout); } static bool xenvif_rx_queue_ready(struct xenvif_queue *queue) { - RING_IDX prod, cons; + unsigned int needed = READ_ONCE(queue->rx_slots_needed); - prod = queue->rx.sring->req_prod; - cons = queue->rx.req_cons; - - return queue->stalled && prod - cons >= 1; + return queue->stalled && xenvif_rx_queue_slots(queue) >= needed; } -static bool xenvif_have_rx_work(struct xenvif_queue *queue) +bool xenvif_have_rx_work(struct xenvif_queue *queue, bool test_kthread) { return xenvif_rx_ring_slots_available(queue) || (queue->vif->stall_timeout && (xenvif_rx_queue_stalled(queue) || xenvif_rx_queue_ready(queue))) || - kthread_should_stop() || + (test_kthread && kthread_should_stop()) || queue->vif->disabled; } @@ -527,15 +558,20 @@ static void xenvif_wait_for_rx_work(struct xenvif_queue *queue) { DEFINE_WAIT(wait); - if (xenvif_have_rx_work(queue)) + if (xenvif_have_rx_work(queue, true)) return; for (;;) { long ret; prepare_to_wait(&queue->wq, &wait, TASK_INTERRUPTIBLE); - if (xenvif_have_rx_work(queue)) + if (xenvif_have_rx_work(queue, true)) break; + if (atomic_fetch_andnot(NETBK_RX_EOI | NETBK_COMMON_EOI, + &queue->eoi_pending) & + (NETBK_RX_EOI | NETBK_COMMON_EOI)) + xen_irq_lateeoi(queue->rx_irq, 0); + ret = schedule_timeout(xenvif_rx_queue_timeout(queue)); if (!ret) break; diff --git a/drivers/net/xen-netback/xenbus.c b/drivers/net/xen-netback/xenbus.c index cd51492ae6c2..6d7fb0a95645 100644 --- a/drivers/net/xen-netback/xenbus.c +++ b/drivers/net/xen-netback/xenbus.c @@ -499,6 +499,7 @@ static void backend_disconnect(struct backend_info *be) unsigned int queue_index; xen_unregister_watchers(vif); + xenbus_rm(XBT_NIL, be->dev->nodename, "hotplug-status"); #ifdef CONFIG_DEBUG_FS xenvif_debugfs_delif(vif); #endif /* CONFIG_DEBUG_FS */ @@ -777,12 +778,14 @@ static int xen_register_credit_watch(struct xenbus_device *dev, return -ENOMEM; snprintf(node, maxlen, "%s/rate", dev->nodename); vif->credit_watch.node = node; + vif->credit_watch.will_handle = NULL; vif->credit_watch.callback = xen_net_rate_changed; err = register_xenbus_watch(&vif->credit_watch); if (err) { pr_err("Failed to set watcher %s\n", vif->credit_watch.node); kfree(node); vif->credit_watch.node = NULL; + vif->credit_watch.will_handle = NULL; vif->credit_watch.callback = NULL; } return err; @@ -829,6 +832,7 @@ static int xen_register_mcast_ctrl_watch(struct xenbus_device *dev, snprintf(node, maxlen, "%s/request-multicast-control", dev->otherend); vif->mcast_ctrl_watch.node = node; + vif->mcast_ctrl_watch.will_handle = NULL; vif->mcast_ctrl_watch.callback = xen_mcast_ctrl_changed; err = register_xenbus_watch(&vif->mcast_ctrl_watch); if (err) { @@ -836,6 +840,7 @@ static int xen_register_mcast_ctrl_watch(struct xenbus_device *dev, vif->mcast_ctrl_watch.node); kfree(node); vif->mcast_ctrl_watch.node = NULL; + vif->mcast_ctrl_watch.will_handle = NULL; vif->mcast_ctrl_watch.callback = NULL; } return err; @@ -1039,7 +1044,7 @@ static void connect(struct backend_info *be) xenvif_carrier_on(be->vif); unregister_hotplug_status_watch(be); - err = xenbus_watch_pathfmt(dev, &be->hotplug_status_watch, + err = xenbus_watch_pathfmt(dev, &be->hotplug_status_watch, NULL, hotplug_status_changed, "%s/%s", dev->nodename, "hotplug-status"); if (!err) diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c index c8e84276e639..8c3f9f041594 100644 --- a/drivers/net/xen-netfront.c +++ b/drivers/net/xen-netfront.c @@ -63,6 +63,10 @@ module_param_named(max_queues, xennet_max_queues, uint, 0644); MODULE_PARM_DESC(max_queues, "Maximum number of queues per virtual interface"); +static bool __read_mostly xennet_trusted = true; +module_param_named(trusted, xennet_trusted, bool, 0644); +MODULE_PARM_DESC(trusted, "Is the backend trusted"); + #define XENNET_TIMEOUT (5 * HZ) static const struct ethtool_ops xennet_ethtool_ops; @@ -121,21 +125,17 @@ struct netfront_queue { /* * {tx,rx}_skbs store outstanding skbuffs. Free tx_skb entries - * are linked from tx_skb_freelist through skb_entry.link. - * - * NB. Freelist index entries are always going to be less than - * PAGE_OFFSET, whereas pointers to skbs will always be equal or - * greater than PAGE_OFFSET: we use this property to distinguish - * them. + * are linked from tx_skb_freelist through tx_link. */ - union skb_entry { - struct sk_buff *skb; - unsigned long link; - } tx_skbs[NET_TX_RING_SIZE]; + struct sk_buff *tx_skbs[NET_TX_RING_SIZE]; + unsigned short tx_link[NET_TX_RING_SIZE]; +#define TX_LINK_NONE 0xffff +#define TX_PENDING 0xfffe grant_ref_t gref_tx_head; grant_ref_t grant_tx_ref[NET_TX_RING_SIZE]; struct page *grant_tx_page[NET_TX_RING_SIZE]; unsigned tx_skb_freelist; + unsigned int tx_pend_queue; spinlock_t rx_lock ____cacheline_aligned_in_smp; struct xen_netif_rx_front_ring rx; @@ -146,6 +146,9 @@ struct netfront_queue { struct sk_buff *rx_skbs[NET_RX_RING_SIZE]; grant_ref_t gref_rx_head; grant_ref_t grant_rx_ref[NET_RX_RING_SIZE]; + + unsigned int rx_rsp_unconsumed; + spinlock_t rx_cons_lock; }; struct netfront_info { @@ -161,6 +164,12 @@ struct netfront_info { struct netfront_stats __percpu *rx_stats; struct netfront_stats __percpu *tx_stats; + /* Is device behaving sane? */ + bool broken; + + /* Should skbs be bounced into a zeroed buffer? */ + bool bounce; + atomic_t rx_gso_checksum_fixup; }; @@ -169,33 +178,25 @@ struct netfront_rx_info { struct xen_netif_extra_info extras[XEN_NETIF_EXTRA_TYPE_MAX - 1]; }; -static void skb_entry_set_link(union skb_entry *list, unsigned short id) -{ - list->link = id; -} - -static int skb_entry_is_link(const union skb_entry *list) -{ - BUILD_BUG_ON(sizeof(list->skb) != sizeof(list->link)); - return (unsigned long)list->skb < PAGE_OFFSET; -} - /* * Access macros for acquiring freeing slots in tx_skbs[]. */ -static void add_id_to_freelist(unsigned *head, union skb_entry *list, - unsigned short id) +static void add_id_to_list(unsigned *head, unsigned short *list, + unsigned short id) { - skb_entry_set_link(&list[id], *head); + list[id] = *head; *head = id; } -static unsigned short get_id_from_freelist(unsigned *head, - union skb_entry *list) +static unsigned short get_id_from_list(unsigned *head, unsigned short *list) { unsigned int id = *head; - *head = list[id].link; + + if (id != TX_LINK_NONE) { + *head = list[id]; + list[id] = TX_LINK_NONE; + } return id; } @@ -267,7 +268,7 @@ static struct sk_buff *xennet_alloc_one_rx_buffer(struct netfront_queue *queue) if (unlikely(!skb)) return NULL; - page = alloc_page(GFP_ATOMIC | __GFP_NOWARN); + page = alloc_page(GFP_ATOMIC | __GFP_NOWARN | __GFP_ZERO); if (!page) { kfree_skb(skb); return NULL; @@ -353,7 +354,7 @@ static int xennet_open(struct net_device *dev) unsigned int i = 0; struct netfront_queue *queue = NULL; - if (!np->queues) + if (!np->queues || np->broken) return -ENODEV; for (i = 0; i < num_queues; ++i) { @@ -375,41 +376,62 @@ static int xennet_open(struct net_device *dev) return 0; } -static void xennet_tx_buf_gc(struct netfront_queue *queue) +static bool xennet_tx_buf_gc(struct netfront_queue *queue) { RING_IDX cons, prod; unsigned short id; struct sk_buff *skb; bool more_to_do; + bool work_done = false; + const struct device *dev = &queue->info->netdev->dev; BUG_ON(!netif_carrier_ok(queue->info->netdev)); do { prod = queue->tx.sring->rsp_prod; + if (RING_RESPONSE_PROD_OVERFLOW(&queue->tx, prod)) { + dev_alert(dev, "Illegal number of responses %u\n", + prod - queue->tx.rsp_cons); + goto err; + } rmb(); /* Ensure we see responses up to 'rp'. */ for (cons = queue->tx.rsp_cons; cons != prod; cons++) { - struct xen_netif_tx_response *txrsp; + struct xen_netif_tx_response txrsp; + + work_done = true; - txrsp = RING_GET_RESPONSE(&queue->tx, cons); - if (txrsp->status == XEN_NETIF_RSP_NULL) + RING_COPY_RESPONSE(&queue->tx, cons, &txrsp); + if (txrsp.status == XEN_NETIF_RSP_NULL) continue; - id = txrsp->id; - skb = queue->tx_skbs[id].skb; - if (unlikely(gnttab_query_foreign_access( - queue->grant_tx_ref[id]) != 0)) { - pr_alert("%s: warning -- grant still in use by backend domain\n", - __func__); - BUG(); + id = txrsp.id; + if (id >= RING_SIZE(&queue->tx)) { + dev_alert(dev, + "Response has incorrect id (%u)\n", + id); + goto err; + } + if (queue->tx_link[id] != TX_PENDING) { + dev_alert(dev, + "Response for inactive request\n"); + goto err; + } + + queue->tx_link[id] = TX_LINK_NONE; + skb = queue->tx_skbs[id]; + queue->tx_skbs[id] = NULL; + if (unlikely(!gnttab_end_foreign_access_ref( + queue->grant_tx_ref[id], GNTMAP_readonly))) { + dev_alert(dev, + "Grant still in use by backend domain\n"); + goto err; } - gnttab_end_foreign_access_ref( - queue->grant_tx_ref[id], GNTMAP_readonly); gnttab_release_grant_reference( &queue->gref_tx_head, queue->grant_tx_ref[id]); queue->grant_tx_ref[id] = GRANT_INVALID_REF; queue->grant_tx_page[id] = NULL; - add_id_to_freelist(&queue->tx_skb_freelist, queue->tx_skbs, id); + add_id_to_list(&queue->tx_skb_freelist, queue->tx_link, id); dev_kfree_skb_irq(skb); } @@ -419,13 +441,22 @@ static void xennet_tx_buf_gc(struct netfront_queue *queue) } while (more_to_do); xennet_maybe_wake_tx(queue); + + return work_done; + + err: + queue->info->broken = true; + dev_alert(dev, "Disabled for further use\n"); + + return work_done; } struct xennet_gnttab_make_txreq { struct netfront_queue *queue; struct sk_buff *skb; struct page *page; - struct xen_netif_tx_request *tx; /* Last request */ + struct xen_netif_tx_request *tx; /* Last request on ring page */ + struct xen_netif_tx_request tx_local; /* Last request local copy*/ unsigned int size; }; @@ -441,7 +472,7 @@ static void xennet_tx_setup_grant(unsigned long gfn, unsigned int offset, struct netfront_queue *queue = info->queue; struct sk_buff *skb = info->skb; - id = get_id_from_freelist(&queue->tx_skb_freelist, queue->tx_skbs); + id = get_id_from_list(&queue->tx_skb_freelist, queue->tx_link); tx = RING_GET_REQUEST(&queue->tx, queue->tx.req_prod_pvt++); ref = gnttab_claim_grant_reference(&queue->gref_tx_head); WARN_ON_ONCE(IS_ERR_VALUE((unsigned long)(int)ref)); @@ -449,34 +480,37 @@ static void xennet_tx_setup_grant(unsigned long gfn, unsigned int offset, gnttab_grant_foreign_access_ref(ref, queue->info->xbdev->otherend_id, gfn, GNTMAP_readonly); - queue->tx_skbs[id].skb = skb; + queue->tx_skbs[id] = skb; queue->grant_tx_page[id] = page; queue->grant_tx_ref[id] = ref; - tx->id = id; - tx->gref = ref; - tx->offset = offset; - tx->size = len; - tx->flags = 0; + info->tx_local.id = id; + info->tx_local.gref = ref; + info->tx_local.offset = offset; + info->tx_local.size = len; + info->tx_local.flags = 0; + + *tx = info->tx_local; + + /* + * Put the request in the pending queue, it will be set to be pending + * when the producer index is about to be raised. + */ + add_id_to_list(&queue->tx_pend_queue, queue->tx_link, id); info->tx = tx; - info->size += tx->size; + info->size += info->tx_local.size; } static struct xen_netif_tx_request *xennet_make_first_txreq( - struct netfront_queue *queue, struct sk_buff *skb, - struct page *page, unsigned int offset, unsigned int len) + struct xennet_gnttab_make_txreq *info, + unsigned int offset, unsigned int len) { - struct xennet_gnttab_make_txreq info = { - .queue = queue, - .skb = skb, - .page = page, - .size = 0, - }; + info->size = 0; - gnttab_for_one_grant(page, offset, len, xennet_tx_setup_grant, &info); + gnttab_for_one_grant(info->page, offset, len, xennet_tx_setup_grant, info); - return info.tx; + return info->tx; } static void xennet_make_one_txreq(unsigned long gfn, unsigned int offset, @@ -489,35 +523,27 @@ static void xennet_make_one_txreq(unsigned long gfn, unsigned int offset, xennet_tx_setup_grant(gfn, offset, len, data); } -static struct xen_netif_tx_request *xennet_make_txreqs( - struct netfront_queue *queue, struct xen_netif_tx_request *tx, - struct sk_buff *skb, struct page *page, +static void xennet_make_txreqs( + struct xennet_gnttab_make_txreq *info, + struct page *page, unsigned int offset, unsigned int len) { - struct xennet_gnttab_make_txreq info = { - .queue = queue, - .skb = skb, - .tx = tx, - }; - /* Skip unused frames from start of page */ page += offset >> PAGE_SHIFT; offset &= ~PAGE_MASK; while (len) { - info.page = page; - info.size = 0; + info->page = page; + info->size = 0; gnttab_foreach_grant_in_range(page, offset, len, xennet_make_one_txreq, - &info); + info); page++; offset = 0; - len -= info.size; + len -= info->size; } - - return info.tx; } /* @@ -565,13 +591,50 @@ static u16 xennet_select_queue(struct net_device *dev, struct sk_buff *skb, return queue_idx; } +static void xennet_mark_tx_pending(struct netfront_queue *queue) +{ + unsigned int i; + + while ((i = get_id_from_list(&queue->tx_pend_queue, queue->tx_link)) != + TX_LINK_NONE) + queue->tx_link[i] = TX_PENDING; +} + +struct sk_buff *bounce_skb(const struct sk_buff *skb) +{ + unsigned int headerlen = skb_headroom(skb); + /* Align size to allocate full pages and avoid contiguous data leaks */ + unsigned int size = ALIGN(skb_end_offset(skb) + skb->data_len, + XEN_PAGE_SIZE); + struct sk_buff *n = alloc_skb(size, GFP_ATOMIC | __GFP_ZERO); + + if (!n) + return NULL; + + if (!IS_ALIGNED((uintptr_t)n->head, XEN_PAGE_SIZE)) { + WARN_ONCE(1, "misaligned skb allocated\n"); + kfree_skb(n); + return NULL; + } + + /* Set the data pointer */ + skb_reserve(n, headerlen); + /* Set the tail pointer and length */ + skb_put(n, skb->len); + + BUG_ON(skb_copy_bits(skb, -headerlen, n->head, headerlen + skb->len)); + + skb_copy_header(n, skb); + return n; +} + #define MAX_XEN_SKB_FRAGS (65536 / XEN_PAGE_SIZE + 1) static netdev_tx_t xennet_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct netfront_info *np = netdev_priv(dev); struct netfront_stats *tx_stats = this_cpu_ptr(np->tx_stats); - struct xen_netif_tx_request *tx, *first_tx; + struct xen_netif_tx_request *first_tx; unsigned int i; int notify; int slots; @@ -580,6 +643,7 @@ static netdev_tx_t xennet_start_xmit(struct sk_buff *skb, struct net_device *dev unsigned int len; unsigned long flags; struct netfront_queue *queue = NULL; + struct xennet_gnttab_make_txreq info = { }; unsigned int num_queues = dev->real_num_tx_queues; u16 queue_index; struct sk_buff *nskb; @@ -587,6 +651,8 @@ static netdev_tx_t xennet_start_xmit(struct sk_buff *skb, struct net_device *dev /* Drop the packet if no queues are set up */ if (num_queues < 1) goto drop; + if (unlikely(np->broken)) + goto drop; /* Determine which queue to transmit this SKB on */ queue_index = skb_get_queue_mapping(skb); queue = &np->queues[queue_index]; @@ -614,9 +680,13 @@ static netdev_tx_t xennet_start_xmit(struct sk_buff *skb, struct net_device *dev /* The first req should be at least ETH_HLEN size or the packet will be * dropped by netback. + * + * If the backend is not trusted bounce all data to zeroed pages to + * avoid exposing contiguous data on the granted page not belonging to + * the skb. */ - if (unlikely(PAGE_SIZE - offset < ETH_HLEN)) { - nskb = skb_copy(skb, GFP_ATOMIC); + if (np->bounce || unlikely(PAGE_SIZE - offset < ETH_HLEN)) { + nskb = bounce_skb(skb); if (!nskb) goto drop; dev_consume_skb_any(skb); @@ -637,21 +707,24 @@ static netdev_tx_t xennet_start_xmit(struct sk_buff *skb, struct net_device *dev } /* First request for the linear area. */ - first_tx = tx = xennet_make_first_txreq(queue, skb, - page, offset, len); - offset += tx->size; + info.queue = queue; + info.skb = skb; + info.page = page; + first_tx = xennet_make_first_txreq(&info, offset, len); + offset += info.tx_local.size; if (offset == PAGE_SIZE) { page++; offset = 0; } - len -= tx->size; + len -= info.tx_local.size; if (skb->ip_summed == CHECKSUM_PARTIAL) /* local packet? */ - tx->flags |= XEN_NETTXF_csum_blank | XEN_NETTXF_data_validated; + first_tx->flags |= XEN_NETTXF_csum_blank | + XEN_NETTXF_data_validated; else if (skb->ip_summed == CHECKSUM_UNNECESSARY) /* remote but checksummed. */ - tx->flags |= XEN_NETTXF_data_validated; + first_tx->flags |= XEN_NETTXF_data_validated; /* Optional extra info after the first request. */ if (skb_shinfo(skb)->gso_size) { @@ -660,7 +733,7 @@ static netdev_tx_t xennet_start_xmit(struct sk_buff *skb, struct net_device *dev gso = (struct xen_netif_extra_info *) RING_GET_REQUEST(&queue->tx, queue->tx.req_prod_pvt++); - tx->flags |= XEN_NETTXF_extra_info; + first_tx->flags |= XEN_NETTXF_extra_info; gso->u.gso.size = skb_shinfo(skb)->gso_size; gso->u.gso.type = (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) ? @@ -674,19 +747,21 @@ static netdev_tx_t xennet_start_xmit(struct sk_buff *skb, struct net_device *dev } /* Requests for the rest of the linear area. */ - tx = xennet_make_txreqs(queue, tx, skb, page, offset, len); + xennet_make_txreqs(&info, page, offset, len); /* Requests for all the frags. */ for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; - tx = xennet_make_txreqs(queue, tx, skb, - skb_frag_page(frag), frag->page_offset, + xennet_make_txreqs(&info, skb_frag_page(frag), + frag->page_offset, skb_frag_size(frag)); } /* First request has the packet length. */ first_tx->size = skb->len; + xennet_mark_tx_pending(queue); + RING_PUSH_REQUESTS_AND_CHECK_NOTIFY(&queue->tx, notify); if (notify) notify_remote_via_irq(queue->tx_irq); @@ -726,6 +801,38 @@ static int xennet_close(struct net_device *dev) return 0; } +static void xennet_destroy_queues(struct netfront_info *info) +{ + unsigned int i; + + for (i = 0; i < info->netdev->real_num_tx_queues; i++) { + struct netfront_queue *queue = &info->queues[i]; + + if (netif_running(info->netdev)) + napi_disable(&queue->napi); + netif_napi_del(&queue->napi); + } + + kfree(info->queues); + info->queues = NULL; +} + +static void xennet_uninit(struct net_device *dev) +{ + struct netfront_info *np = netdev_priv(dev); + xennet_destroy_queues(np); +} + +static void xennet_set_rx_rsp_cons(struct netfront_queue *queue, RING_IDX val) +{ + unsigned long flags; + + spin_lock_irqsave(&queue->rx_cons_lock, flags); + queue->rx.rsp_cons = val; + queue->rx_rsp_unconsumed = RING_HAS_UNCONSUMED_RESPONSES(&queue->rx); + spin_unlock_irqrestore(&queue->rx_cons_lock, flags); +} + static void xennet_move_rx_slot(struct netfront_queue *queue, struct sk_buff *skb, grant_ref_t ref) { @@ -744,7 +851,7 @@ static int xennet_get_extras(struct netfront_queue *queue, RING_IDX rp) { - struct xen_netif_extra_info *extra; + struct xen_netif_extra_info extra; struct device *dev = &queue->info->netdev->dev; RING_IDX cons = queue->rx.rsp_cons; int err = 0; @@ -760,26 +867,24 @@ static int xennet_get_extras(struct netfront_queue *queue, break; } - extra = (struct xen_netif_extra_info *) - RING_GET_RESPONSE(&queue->rx, ++cons); + RING_COPY_RESPONSE(&queue->rx, ++cons, &extra); - if (unlikely(!extra->type || - extra->type >= XEN_NETIF_EXTRA_TYPE_MAX)) { + if (unlikely(!extra.type || + extra.type >= XEN_NETIF_EXTRA_TYPE_MAX)) { if (net_ratelimit()) dev_warn(dev, "Invalid extra type: %d\n", - extra->type); + extra.type); err = -EINVAL; } else { - memcpy(&extras[extra->type - 1], extra, - sizeof(*extra)); + extras[extra.type - 1] = extra; } skb = xennet_get_rx_skb(queue, cons); ref = xennet_get_rx_ref(queue, cons); xennet_move_rx_slot(queue, skb, ref); - } while (extra->flags & XEN_NETIF_EXTRA_FLAG_MORE); + } while (extra.flags & XEN_NETIF_EXTRA_FLAG_MORE); - queue->rx.rsp_cons = cons; + xennet_set_rx_rsp_cons(queue, cons); return err; } @@ -787,7 +892,7 @@ static int xennet_get_responses(struct netfront_queue *queue, struct netfront_rx_info *rinfo, RING_IDX rp, struct sk_buff_head *list) { - struct xen_netif_rx_response *rx = &rinfo->rx; + struct xen_netif_rx_response *rx = &rinfo->rx, rx_local; struct xen_netif_extra_info *extras = rinfo->extras; struct device *dev = &queue->info->netdev->dev; RING_IDX cons = queue->rx.rsp_cons; @@ -796,7 +901,6 @@ static int xennet_get_responses(struct netfront_queue *queue, int max = XEN_NETIF_NR_SLOTS_MIN + (rx->status <= RX_COPY_THRESHOLD); int slots = 1; int err = 0; - unsigned long ret; if (rx->flags & XEN_NETRXF_extra_info) { err = xennet_get_extras(queue, extras, rp); @@ -827,8 +931,13 @@ static int xennet_get_responses(struct netfront_queue *queue, goto next; } - ret = gnttab_end_foreign_access_ref(ref, 0); - BUG_ON(!ret); + if (!gnttab_end_foreign_access_ref(ref, 0)) { + dev_alert(dev, + "Grant still in use by backend domain\n"); + queue->info->broken = true; + dev_alert(dev, "Disabled for further use\n"); + return -EINVAL; + } gnttab_release_grant_reference(&queue->gref_rx_head, ref); @@ -845,7 +954,8 @@ next: break; } - rx = RING_GET_RESPONSE(&queue->rx, cons + slots); + RING_COPY_RESPONSE(&queue->rx, cons + slots, &rx_local); + rx = &rx_local; skb = xennet_get_rx_skb(queue, cons + slots); ref = xennet_get_rx_ref(queue, cons + slots); slots++; @@ -858,7 +968,7 @@ next: } if (unlikely(err)) - queue->rx.rsp_cons = cons + slots; + xennet_set_rx_rsp_cons(queue, cons + slots); return err; } @@ -900,10 +1010,11 @@ static int xennet_fill_frags(struct netfront_queue *queue, struct sk_buff *nskb; while ((nskb = __skb_dequeue(list))) { - struct xen_netif_rx_response *rx = - RING_GET_RESPONSE(&queue->rx, ++cons); + struct xen_netif_rx_response rx; skb_frag_t *nfrag = &skb_shinfo(nskb)->frags[0]; + RING_COPY_RESPONSE(&queue->rx, ++cons, &rx); + if (skb_shinfo(skb)->nr_frags == MAX_SKB_FRAGS) { unsigned int pull_to = NETFRONT_SKB_CB(skb)->pull_to; @@ -911,20 +1022,21 @@ static int xennet_fill_frags(struct netfront_queue *queue, __pskb_pull_tail(skb, pull_to - skb_headlen(skb)); } if (unlikely(skb_shinfo(skb)->nr_frags >= MAX_SKB_FRAGS)) { - queue->rx.rsp_cons = ++cons + skb_queue_len(list); + xennet_set_rx_rsp_cons(queue, + ++cons + skb_queue_len(list)); kfree_skb(nskb); return -ENOENT; } skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, skb_frag_page(nfrag), - rx->offset, rx->status, PAGE_SIZE); + rx.offset, rx.status, PAGE_SIZE); skb_shinfo(nskb)->nr_frags = 0; kfree_skb(nskb); } - queue->rx.rsp_cons = cons; + xennet_set_rx_rsp_cons(queue, cons); return 0; } @@ -1011,17 +1123,28 @@ static int xennet_poll(struct napi_struct *napi, int budget) skb_queue_head_init(&tmpq); rp = queue->rx.sring->rsp_prod; + if (RING_RESPONSE_PROD_OVERFLOW(&queue->rx, rp)) { + dev_alert(&dev->dev, "Illegal number of responses %u\n", + rp - queue->rx.rsp_cons); + queue->info->broken = true; + spin_unlock(&queue->rx_lock); + return 0; + } rmb(); /* Ensure we see queued responses up to 'rp'. */ i = queue->rx.rsp_cons; work_done = 0; while ((i != rp) && (work_done < budget)) { - memcpy(rx, RING_GET_RESPONSE(&queue->rx, i), sizeof(*rx)); + RING_COPY_RESPONSE(&queue->rx, i, rx); memset(extras, 0, sizeof(rinfo.extras)); err = xennet_get_responses(queue, &rinfo, rp, &tmpq); if (unlikely(err)) { + if (queue->info->broken) { + spin_unlock(&queue->rx_lock); + return 0; + } err: while ((skb = __skb_dequeue(&tmpq))) __skb_queue_tail(&errq, skb); @@ -1038,7 +1161,9 @@ err: if (unlikely(xennet_set_skb_gso(skb, gso))) { __skb_queue_head(&tmpq, skb); - queue->rx.rsp_cons += skb_queue_len(&tmpq); + xennet_set_rx_rsp_cons(queue, + queue->rx.rsp_cons + + skb_queue_len(&tmpq)); goto err; } } @@ -1062,7 +1187,8 @@ err: __skb_queue_tail(&rxq, skb); - i = ++queue->rx.rsp_cons; + i = queue->rx.rsp_cons + 1; + xennet_set_rx_rsp_cons(queue, i); work_done++; } @@ -1138,17 +1264,18 @@ static void xennet_release_tx_bufs(struct netfront_queue *queue) for (i = 0; i < NET_TX_RING_SIZE; i++) { /* Skip over entries which are actually freelist references */ - if (skb_entry_is_link(&queue->tx_skbs[i])) + if (!queue->tx_skbs[i]) continue; - skb = queue->tx_skbs[i].skb; + skb = queue->tx_skbs[i]; + queue->tx_skbs[i] = NULL; get_page(queue->grant_tx_page[i]); gnttab_end_foreign_access(queue->grant_tx_ref[i], GNTMAP_readonly, (unsigned long)page_address(queue->grant_tx_page[i])); queue->grant_tx_page[i] = NULL; queue->grant_tx_ref[i] = GRANT_INVALID_REF; - add_id_to_freelist(&queue->tx_skb_freelist, queue->tx_skbs, i); + add_id_to_list(&queue->tx_skb_freelist, queue->tx_link, i); dev_kfree_skb_irq(skb); } } @@ -1223,34 +1350,79 @@ static int xennet_set_features(struct net_device *dev, return 0; } -static irqreturn_t xennet_tx_interrupt(int irq, void *dev_id) +static bool xennet_handle_tx(struct netfront_queue *queue, unsigned int *eoi) { - struct netfront_queue *queue = dev_id; unsigned long flags; + if (unlikely(queue->info->broken)) + return false; + spin_lock_irqsave(&queue->tx_lock, flags); - xennet_tx_buf_gc(queue); + if (xennet_tx_buf_gc(queue)) + *eoi = 0; spin_unlock_irqrestore(&queue->tx_lock, flags); + return true; +} + +static irqreturn_t xennet_tx_interrupt(int irq, void *dev_id) +{ + unsigned int eoiflag = XEN_EOI_FLAG_SPURIOUS; + + if (likely(xennet_handle_tx(dev_id, &eoiflag))) + xen_irq_lateeoi(irq, eoiflag); + return IRQ_HANDLED; } -static irqreturn_t xennet_rx_interrupt(int irq, void *dev_id) +static bool xennet_handle_rx(struct netfront_queue *queue, unsigned int *eoi) { - struct netfront_queue *queue = dev_id; - struct net_device *dev = queue->info->netdev; + unsigned int work_queued; + unsigned long flags; + + if (unlikely(queue->info->broken)) + return false; + + spin_lock_irqsave(&queue->rx_cons_lock, flags); + work_queued = RING_HAS_UNCONSUMED_RESPONSES(&queue->rx); + if (work_queued > queue->rx_rsp_unconsumed) { + queue->rx_rsp_unconsumed = work_queued; + *eoi = 0; + } else if (unlikely(work_queued < queue->rx_rsp_unconsumed)) { + const struct device *dev = &queue->info->netdev->dev; - if (likely(netif_carrier_ok(dev) && - RING_HAS_UNCONSUMED_RESPONSES(&queue->rx))) + spin_unlock_irqrestore(&queue->rx_cons_lock, flags); + dev_alert(dev, "RX producer index going backwards\n"); + dev_alert(dev, "Disabled for further use\n"); + queue->info->broken = true; + return false; + } + spin_unlock_irqrestore(&queue->rx_cons_lock, flags); + + if (likely(netif_carrier_ok(queue->info->netdev) && work_queued)) napi_schedule(&queue->napi); + return true; +} + +static irqreturn_t xennet_rx_interrupt(int irq, void *dev_id) +{ + unsigned int eoiflag = XEN_EOI_FLAG_SPURIOUS; + + if (likely(xennet_handle_rx(dev_id, &eoiflag))) + xen_irq_lateeoi(irq, eoiflag); + return IRQ_HANDLED; } static irqreturn_t xennet_interrupt(int irq, void *dev_id) { - xennet_tx_interrupt(irq, dev_id); - xennet_rx_interrupt(irq, dev_id); + unsigned int eoiflag = XEN_EOI_FLAG_SPURIOUS; + + if (xennet_handle_tx(dev_id, &eoiflag) && + xennet_handle_rx(dev_id, &eoiflag)) + xen_irq_lateeoi(irq, eoiflag); + return IRQ_HANDLED; } @@ -1261,12 +1433,17 @@ static void xennet_poll_controller(struct net_device *dev) struct netfront_info *info = netdev_priv(dev); unsigned int num_queues = dev->real_num_tx_queues; unsigned int i; + + if (info->broken) + return; + for (i = 0; i < num_queues; ++i) xennet_interrupt(0, &info->queues[i]); } #endif static const struct net_device_ops xennet_netdev_ops = { + .ndo_uninit = xennet_uninit, .ndo_open = xennet_open, .ndo_stop = xennet_close, .ndo_start_xmit = xennet_start_xmit, @@ -1442,7 +1619,17 @@ static int netfront_resume(struct xenbus_device *dev) dev_dbg(&dev->dev, "%s\n", dev->nodename); + netif_tx_lock_bh(info->netdev); + netif_device_detach(info->netdev); + netif_tx_unlock_bh(info->netdev); + xennet_disconnect_backend(info); + + rtnl_lock(); + if (info->queues) + xennet_destroy_queues(info); + rtnl_unlock(); + return 0; } @@ -1476,9 +1663,10 @@ static int setup_netfront_single(struct netfront_queue *queue) if (err < 0) goto fail; - err = bind_evtchn_to_irqhandler(queue->tx_evtchn, - xennet_interrupt, - 0, queue->info->netdev->name, queue); + err = bind_evtchn_to_irqhandler_lateeoi(queue->tx_evtchn, + xennet_interrupt, 0, + queue->info->netdev->name, + queue); if (err < 0) goto bind_fail; queue->rx_evtchn = queue->tx_evtchn; @@ -1506,18 +1694,18 @@ static int setup_netfront_split(struct netfront_queue *queue) snprintf(queue->tx_irq_name, sizeof(queue->tx_irq_name), "%s-tx", queue->name); - err = bind_evtchn_to_irqhandler(queue->tx_evtchn, - xennet_tx_interrupt, - 0, queue->tx_irq_name, queue); + err = bind_evtchn_to_irqhandler_lateeoi(queue->tx_evtchn, + xennet_tx_interrupt, 0, + queue->tx_irq_name, queue); if (err < 0) goto bind_tx_fail; queue->tx_irq = err; snprintf(queue->rx_irq_name, sizeof(queue->rx_irq_name), "%s-rx", queue->name); - err = bind_evtchn_to_irqhandler(queue->rx_evtchn, - xennet_rx_interrupt, - 0, queue->rx_irq_name, queue); + err = bind_evtchn_to_irqhandler_lateeoi(queue->rx_evtchn, + xennet_rx_interrupt, 0, + queue->rx_irq_name, queue); if (err < 0) goto bind_rx_fail; queue->rx_irq = err; @@ -1541,7 +1729,7 @@ static int setup_netfront(struct xenbus_device *dev, struct netfront_queue *queue, unsigned int feature_split_evtchn) { struct xen_netif_tx_sring *txs; - struct xen_netif_rx_sring *rxs; + struct xen_netif_rx_sring *rxs = NULL; grant_ref_t gref; int err; @@ -1561,21 +1749,21 @@ static int setup_netfront(struct xenbus_device *dev, err = xenbus_grant_ring(dev, txs, 1, &gref); if (err < 0) - goto grant_tx_ring_fail; + goto fail; queue->tx_ring_ref = gref; rxs = (struct xen_netif_rx_sring *)get_zeroed_page(GFP_NOIO | __GFP_HIGH); if (!rxs) { err = -ENOMEM; xenbus_dev_fatal(dev, err, "allocating rx ring page"); - goto alloc_rx_ring_fail; + goto fail; } SHARED_RING_INIT(rxs); FRONT_RING_INIT(&queue->rx, rxs, XEN_PAGE_SIZE); err = xenbus_grant_ring(dev, rxs, 1, &gref); if (err < 0) - goto grant_rx_ring_fail; + goto fail; queue->rx_ring_ref = gref; if (feature_split_evtchn) @@ -1588,22 +1776,28 @@ static int setup_netfront(struct xenbus_device *dev, err = setup_netfront_single(queue); if (err) - goto alloc_evtchn_fail; + goto fail; return 0; /* If we fail to setup netfront, it is safe to just revoke access to * granted pages because backend is not accessing it at this point. */ -alloc_evtchn_fail: - gnttab_end_foreign_access_ref(queue->rx_ring_ref, 0); -grant_rx_ring_fail: - free_page((unsigned long)rxs); -alloc_rx_ring_fail: - gnttab_end_foreign_access_ref(queue->tx_ring_ref, 0); -grant_tx_ring_fail: - free_page((unsigned long)txs); -fail: + fail: + if (queue->rx_ring_ref != GRANT_INVALID_REF) { + gnttab_end_foreign_access(queue->rx_ring_ref, 0, + (unsigned long)rxs); + queue->rx_ring_ref = GRANT_INVALID_REF; + } else { + free_page((unsigned long)rxs); + } + if (queue->tx_ring_ref != GRANT_INVALID_REF) { + gnttab_end_foreign_access(queue->tx_ring_ref, 0, + (unsigned long)txs); + queue->tx_ring_ref = GRANT_INVALID_REF; + } else { + free_page((unsigned long)txs); + } return err; } @@ -1619,6 +1813,7 @@ static int xennet_init_queue(struct netfront_queue *queue) spin_lock_init(&queue->tx_lock); spin_lock_init(&queue->rx_lock); + spin_lock_init(&queue->rx_cons_lock); timer_setup(&queue->rx_refill_timer, rx_refill_timeout, 0); @@ -1626,13 +1821,15 @@ static int xennet_init_queue(struct netfront_queue *queue) snprintf(queue->name, sizeof(queue->name), "vif%s-q%u", devid, queue->id); - /* Initialise tx_skbs as a free chain containing every entry. */ + /* Initialise tx_skb_freelist as a free chain containing every entry. */ queue->tx_skb_freelist = 0; + queue->tx_pend_queue = TX_LINK_NONE; for (i = 0; i < NET_TX_RING_SIZE; i++) { - skb_entry_set_link(&queue->tx_skbs[i], i+1); + queue->tx_link[i] = i + 1; queue->grant_tx_ref[i] = GRANT_INVALID_REF; queue->grant_tx_page[i] = NULL; } + queue->tx_link[NET_TX_RING_SIZE - 1] = TX_LINK_NONE; /* Clear out rx_skbs */ for (i = 0; i < NET_RX_RING_SIZE; i++) { @@ -1746,22 +1943,6 @@ error: return err; } -static void xennet_destroy_queues(struct netfront_info *info) -{ - unsigned int i; - - for (i = 0; i < info->netdev->real_num_tx_queues; i++) { - struct netfront_queue *queue = &info->queues[i]; - - if (netif_running(info->netdev)) - napi_disable(&queue->napi); - netif_napi_del(&queue->napi); - } - - kfree(info->queues); - info->queues = NULL; -} - static int xennet_create_queues(struct netfront_info *info, unsigned int *num_queues) { @@ -1817,6 +1998,10 @@ static int talk_to_netback(struct xenbus_device *dev, info->netdev->irq = 0; + /* Check if backend is trusted. */ + info->bounce = !xennet_trusted || + !xenbus_read_unsigned(dev->nodename, "trusted", 1); + /* Check if backend supports multiple queues */ max_queues = xenbus_read_unsigned(info->xbdev->otherend, "multi-queue-max-queues", 1); @@ -1837,6 +2022,9 @@ static int talk_to_netback(struct xenbus_device *dev, if (info->queues) xennet_destroy_queues(info); + /* For the case of a reconnect reset the "broken" indicator. */ + info->broken = false; + err = xennet_create_queues(info, &num_queues); if (err < 0) { xenbus_dev_fatal(dev, err, "creating queues"); @@ -1967,6 +2155,9 @@ static int xennet_connect(struct net_device *dev) err = talk_to_netback(np->xbdev, np); if (err) return err; + if (np->bounce) + dev_info(&np->xbdev->dev, + "bouncing transmitted data to zeroed pages\n"); /* talk_to_netback() sets the correct number of queues */ num_queues = dev->real_num_tx_queues; @@ -1990,6 +2181,10 @@ static int xennet_connect(struct net_device *dev) * domain a kick because we've probably just requeued some * packets. */ + netif_tx_lock_bh(np->netdev); + netif_device_attach(np->netdev); + netif_tx_unlock_bh(np->netdev); + netif_carrier_on(np->netdev); for (j = 0; j < num_queues; ++j) { queue = &np->queues[j]; |