diff options
Diffstat (limited to 'drivers/net/ethernet/intel/i40e')
-rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_alloc.h | 17 | ||||
-rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_common.c | 4 | ||||
-rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_debugfs.c | 2 | ||||
-rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_diag.c | 11 | ||||
-rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_diag.h | 2 | ||||
-rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_ethtool.c | 6 | ||||
-rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_main.c | 53 | ||||
-rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_nvm.c | 16 | ||||
-rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_txrx.c | 2 | ||||
-rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c | 44 | ||||
-rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h | 3 |
11 files changed, 110 insertions, 50 deletions
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_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 a66492b9403c..5b82c89330e3 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c +++ b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c @@ -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 16adba824811..fbfd43a7e592 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c +++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c @@ -3850,11 +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 9669d8c8b6c7..97cf144a4ff9 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -99,12 +99,18 @@ 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; - netdev_for_each_mc_addr(ha, netdev) { + 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) @@ -2671,7 +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; @@ -9368,6 +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 @@ -9398,8 +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); @@ -9685,8 +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 @@ -11817,6 +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; @@ -12465,15 +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; @@ -14289,11 +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); @@ -14444,6 +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 9ccbcd88bf1e..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 */ diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c index e98e3af06cf8..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 @@ -1269,6 +1295,7 @@ bool i40e_reset_vf(struct i40e_vf *vf, bool flr) i40e_cleanup_reset_vf(vf); i40e_flush(hw); + usleep_range(20000, 40000); clear_bit(I40E_VF_STATE_RESETTING, &vf->vf_states); return true; @@ -1392,6 +1419,7 @@ bool i40e_reset_all_vfs(struct i40e_pf *pf, bool flr) } i40e_flush(hw); + usleep_range(20000, 40000); clear_bit(__I40E_VF_DISABLE, pf->state); return true; @@ -2593,7 +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; } } @@ -3141,16 +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; @@ -4017,9 +4045,11 @@ 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; diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h index 1e001b2bd761..c9e0a591a344 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h @@ -137,5 +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_ */ |