diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx4')
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/en_ethtool.c | 9 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/en_netdev.c | 9 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/en_tx.c | 14 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/fw.c | 2 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/main.c | 6 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/resource_tracker.c | 42 |
6 files changed, 59 insertions, 23 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c index 94c59939a8cf..e639a365ac2d 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c @@ -1745,6 +1745,7 @@ static int mlx4_en_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd, err = mlx4_en_get_flow(dev, cmd, cmd->fs.location); break; case ETHTOOL_GRXCLSRLALL: + cmd->data = MAX_NUM_OF_FS_RULES; while ((!err || err == -ENOENT) && priority < cmd->rule_cnt) { err = mlx4_en_get_flow(dev, cmd, i); if (!err) @@ -1811,6 +1812,7 @@ static int mlx4_en_set_channels(struct net_device *dev, struct mlx4_en_dev *mdev = priv->mdev; struct mlx4_en_port_profile new_prof; struct mlx4_en_priv *tmp; + int total_tx_count; int port_up = 0; int xdp_count; int err = 0; @@ -1825,13 +1827,12 @@ static int mlx4_en_set_channels(struct net_device *dev, mutex_lock(&mdev->state_lock); xdp_count = priv->tx_ring_num[TX_XDP] ? channel->rx_count : 0; - if (channel->tx_count * priv->prof->num_up + xdp_count > - priv->mdev->profile.max_num_tx_rings_p_up * priv->prof->num_up) { + total_tx_count = channel->tx_count * priv->prof->num_up + xdp_count; + if (total_tx_count > MAX_TX_RINGS) { err = -EINVAL; en_err(priv, "Total number of TX and XDP rings (%d) exceeds the maximum supported (%d)\n", - channel->tx_count * priv->prof->num_up + xdp_count, - MAX_TX_RINGS); + total_tx_count, MAX_TX_RINGS); goto out; } diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index c1438ae52a11..ba4f195a36d6 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -91,6 +91,7 @@ int mlx4_en_alloc_tx_queue_per_tc(struct net_device *dev, u8 tc) struct mlx4_en_dev *mdev = priv->mdev; struct mlx4_en_port_profile new_prof; struct mlx4_en_priv *tmp; + int total_count; int port_up = 0; int err = 0; @@ -104,6 +105,14 @@ int mlx4_en_alloc_tx_queue_per_tc(struct net_device *dev, u8 tc) MLX4_EN_NUM_UP_HIGH; new_prof.tx_ring_num[TX] = new_prof.num_tx_rings_p_up * new_prof.num_up; + total_count = new_prof.tx_ring_num[TX] + new_prof.tx_ring_num[TX_XDP]; + if (total_count > MAX_TX_RINGS) { + err = -EINVAL; + en_err(priv, + "Total number of TX and XDP rings (%d) exceeds the maximum supported (%d)\n", + total_count, MAX_TX_RINGS); + goto out; + } err = mlx4_en_try_alloc_resources(priv, tmp, &new_prof, true); if (err) goto out; diff --git a/drivers/net/ethernet/mellanox/mlx4/en_tx.c b/drivers/net/ethernet/mellanox/mlx4/en_tx.c index 36a92b19e613..82ecebdbeedb 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_tx.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_tx.c @@ -43,6 +43,7 @@ #include <linux/ip.h> #include <linux/ipv6.h> #include <linux/moduleparam.h> +#include <linux/indirect_call_wrapper.h> #include "mlx4_en.h" @@ -261,6 +262,10 @@ static void mlx4_en_stamp_wqe(struct mlx4_en_priv *priv, } } +INDIRECT_CALLABLE_DECLARE(u32 mlx4_en_free_tx_desc(struct mlx4_en_priv *priv, + struct mlx4_en_tx_ring *ring, + int index, u64 timestamp, + int napi_mode)); u32 mlx4_en_free_tx_desc(struct mlx4_en_priv *priv, struct mlx4_en_tx_ring *ring, @@ -329,6 +334,11 @@ u32 mlx4_en_free_tx_desc(struct mlx4_en_priv *priv, return tx_info->nr_txbb; } +INDIRECT_CALLABLE_DECLARE(u32 mlx4_en_recycle_tx_desc(struct mlx4_en_priv *priv, + struct mlx4_en_tx_ring *ring, + int index, u64 timestamp, + int napi_mode)); + u32 mlx4_en_recycle_tx_desc(struct mlx4_en_priv *priv, struct mlx4_en_tx_ring *ring, int index, u64 timestamp, @@ -449,7 +459,9 @@ bool mlx4_en_process_tx_cq(struct net_device *dev, timestamp = mlx4_en_get_cqe_ts(cqe); /* free next descriptor */ - last_nr_txbb = ring->free_tx_desc( + last_nr_txbb = INDIRECT_CALL_2(ring->free_tx_desc, + mlx4_en_free_tx_desc, + mlx4_en_recycle_tx_desc, priv, ring, ring_index, timestamp, napi_budget); diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c index 6e501af0e532..f6ff9620a137 100644 --- a/drivers/net/ethernet/mellanox/mlx4/fw.c +++ b/drivers/net/ethernet/mellanox/mlx4/fw.c @@ -2734,7 +2734,7 @@ void mlx4_opreq_action(struct work_struct *work) if (err) { mlx4_err(dev, "Failed to retrieve required operation: %d\n", err); - return; + goto out; } MLX4_GET(modifier, outbox, GET_OP_REQ_MODIFIER_OFFSET); MLX4_GET(token, outbox, GET_OP_REQ_TOKEN_OFFSET); diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c index 1f6e16d5ea6b..260229138208 100644 --- a/drivers/net/ethernet/mellanox/mlx4/main.c +++ b/drivers/net/ethernet/mellanox/mlx4/main.c @@ -2539,6 +2539,7 @@ static int mlx4_allocate_default_counters(struct mlx4_dev *dev) if (!err || err == -ENOSPC) { priv->def_counter[port] = idx; + err = 0; } else if (err == -ENOENT) { err = 0; continue; @@ -2589,7 +2590,8 @@ int mlx4_counter_alloc(struct mlx4_dev *dev, u32 *idx, u8 usage) MLX4_CMD_TIME_CLASS_A, MLX4_CMD_WRAPPED); if (!err) *idx = get_param_l(&out_param); - + if (WARN_ON(err == -ENOSPC)) + err = -EINVAL; return err; } return __mlx4_counter_alloc(dev, idx); @@ -4310,12 +4312,14 @@ end: static void mlx4_shutdown(struct pci_dev *pdev) { struct mlx4_dev_persistent *persist = pci_get_drvdata(pdev); + struct mlx4_dev *dev = persist->dev; mlx4_info(persist->dev, "mlx4_shutdown was called\n"); mutex_lock(&persist->interface_state_mutex); if (persist->interface_state & MLX4_INTERFACE_STATE_UP) mlx4_unload_one(pdev); mutex_unlock(&persist->interface_state_mutex); + mlx4_pci_disable_device(dev); } static const struct pci_error_handlers mlx4_err_handler = { diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c index 4356f3a58002..1187ef1375e2 100644 --- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c +++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c @@ -471,12 +471,31 @@ void mlx4_init_quotas(struct mlx4_dev *dev) priv->mfunc.master.res_tracker.res_alloc[RES_MPT].quota[pf]; } -static int get_max_gauranteed_vfs_counter(struct mlx4_dev *dev) +static int +mlx4_calc_res_counter_guaranteed(struct mlx4_dev *dev, + struct resource_allocator *res_alloc, + int vf) { - /* reduce the sink counter */ - return (dev->caps.max_counters - 1 - - (MLX4_PF_COUNTERS_PER_PORT * MLX4_MAX_PORTS)) - / MLX4_MAX_PORTS; + struct mlx4_active_ports actv_ports; + int ports, counters_guaranteed; + + /* For master, only allocate according to the number of phys ports */ + if (vf == mlx4_master_func_num(dev)) + return MLX4_PF_COUNTERS_PER_PORT * dev->caps.num_ports; + + /* calculate real number of ports for the VF */ + actv_ports = mlx4_get_active_ports(dev, vf); + ports = bitmap_weight(actv_ports.ports, dev->caps.num_ports); + counters_guaranteed = ports * MLX4_VF_COUNTERS_PER_PORT; + + /* If we do not have enough counters for this VF, do not + * allocate any for it. '-1' to reduce the sink counter. + */ + if ((res_alloc->res_reserved + counters_guaranteed) > + (dev->caps.max_counters - 1)) + return 0; + + return counters_guaranteed; } int mlx4_init_resource_tracker(struct mlx4_dev *dev) @@ -484,7 +503,6 @@ int mlx4_init_resource_tracker(struct mlx4_dev *dev) struct mlx4_priv *priv = mlx4_priv(dev); int i, j; int t; - int max_vfs_guarantee_counter = get_max_gauranteed_vfs_counter(dev); priv->mfunc.master.res_tracker.slave_list = kcalloc(dev->num_slaves, sizeof(struct slave_list), @@ -603,16 +621,8 @@ int mlx4_init_resource_tracker(struct mlx4_dev *dev) break; case RES_COUNTER: res_alloc->quota[t] = dev->caps.max_counters; - if (t == mlx4_master_func_num(dev)) - res_alloc->guaranteed[t] = - MLX4_PF_COUNTERS_PER_PORT * - MLX4_MAX_PORTS; - else if (t <= max_vfs_guarantee_counter) - res_alloc->guaranteed[t] = - MLX4_VF_COUNTERS_PER_PORT * - MLX4_MAX_PORTS; - else - res_alloc->guaranteed[t] = 0; + res_alloc->guaranteed[t] = + mlx4_calc_res_counter_guaranteed(dev, res_alloc, t); break; default: break; |