diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/en')
6 files changed, 41 insertions, 17 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.h b/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.h index 86f1854698b4..883c044852f1 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.h @@ -95,9 +95,15 @@ static inline void mlx5e_ptp_metadata_fifo_push(struct mlx5e_ptp_metadata_fifo * } static inline u8 +mlx5e_ptp_metadata_fifo_peek(struct mlx5e_ptp_metadata_fifo *fifo) +{ + return fifo->data[fifo->mask & fifo->cc]; +} + +static inline void mlx5e_ptp_metadata_fifo_pop(struct mlx5e_ptp_metadata_fifo *fifo) { - return fifo->data[fifo->mask & fifo->cc++]; + fifo->cc++; } static inline void diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/qos.c b/drivers/net/ethernet/mellanox/mlx5/core/en/qos.c index e87e26f2c669..6743806b8480 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/qos.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/qos.c @@ -83,24 +83,25 @@ int mlx5e_open_qos_sq(struct mlx5e_priv *priv, struct mlx5e_channels *chs, txq_ix = mlx5e_qid_from_qos(chs, node_qid); - WARN_ON(node_qid > priv->htb_max_qos_sqs); - if (node_qid == priv->htb_max_qos_sqs) { - struct mlx5e_sq_stats *stats, **stats_list = NULL; - - if (priv->htb_max_qos_sqs == 0) { - stats_list = kvcalloc(mlx5e_qos_max_leaf_nodes(priv->mdev), - sizeof(*stats_list), - GFP_KERNEL); - if (!stats_list) - return -ENOMEM; - } + WARN_ON(node_qid >= mlx5e_htb_cur_leaf_nodes(priv->htb)); + if (!priv->htb_qos_sq_stats) { + struct mlx5e_sq_stats **stats_list; + + stats_list = kvcalloc(mlx5e_qos_max_leaf_nodes(priv->mdev), + sizeof(*stats_list), GFP_KERNEL); + if (!stats_list) + return -ENOMEM; + + WRITE_ONCE(priv->htb_qos_sq_stats, stats_list); + } + + if (!priv->htb_qos_sq_stats[node_qid]) { + struct mlx5e_sq_stats *stats; + stats = kzalloc(sizeof(*stats), GFP_KERNEL); - if (!stats) { - kvfree(stats_list); + if (!stats) return -ENOMEM; - } - if (stats_list) - WRITE_ONCE(priv->htb_qos_sq_stats, stats_list); + WRITE_ONCE(priv->htb_qos_sq_stats[node_qid], stats); /* Order htb_max_qos_sqs increment after writing the array pointer. * Pairs with smp_load_acquire in en_stats.c. diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c index 0ab9db319530..22918b2ef7f1 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_tx.c @@ -108,7 +108,10 @@ static int mlx5e_tx_reporter_err_cqe_recover(void *ctx) mlx5e_reset_txqsq_cc_pc(sq); sq->stats->recover++; clear_bit(MLX5E_SQ_STATE_RECOVERING, &sq->state); + rtnl_lock(); mlx5e_activate_txqsq(sq); + rtnl_unlock(); + if (sq->channel) mlx5e_trigger_napi_icosq(sq->channel); else @@ -179,12 +182,16 @@ static int mlx5e_tx_reporter_ptpsq_unhealthy_recover(void *ctx) carrier_ok = netif_carrier_ok(netdev); netif_carrier_off(netdev); + rtnl_lock(); mlx5e_deactivate_priv_channels(priv); + rtnl_unlock(); mlx5e_ptp_close(chs->ptp); err = mlx5e_ptp_open(priv, &chs->params, chs->c[0]->lag_port, &chs->ptp); + rtnl_lock(); mlx5e_activate_priv_channels(priv); + rtnl_unlock(); /* return carrier back if needed */ if (carrier_ok) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rqt.c b/drivers/net/ethernet/mellanox/mlx5/core/en/rqt.c index bcafb4bf9415..8d9a3b5ec973 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/rqt.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rqt.c @@ -179,6 +179,13 @@ u32 mlx5e_rqt_size(struct mlx5_core_dev *mdev, unsigned int num_channels) return min_t(u32, rqt_size, max_cap_rqt_size); } +#define MLX5E_MAX_RQT_SIZE_ALLOWED_WITH_XOR8_HASH 256 + +unsigned int mlx5e_rqt_max_num_channels_allowed_for_xor8(void) +{ + return MLX5E_MAX_RQT_SIZE_ALLOWED_WITH_XOR8_HASH / MLX5E_UNIFORM_SPREAD_RQT_FACTOR; +} + void mlx5e_rqt_destroy(struct mlx5e_rqt *rqt) { mlx5_core_destroy_rqt(rqt->mdev, rqt->rqtn); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rqt.h b/drivers/net/ethernet/mellanox/mlx5/core/en/rqt.h index e0bc30308c77..2f9e04a8418f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/rqt.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rqt.h @@ -38,6 +38,7 @@ static inline u32 mlx5e_rqt_get_rqtn(struct mlx5e_rqt *rqt) } u32 mlx5e_rqt_size(struct mlx5_core_dev *mdev, unsigned int num_channels); +unsigned int mlx5e_rqt_max_num_channels_allowed_for_xor8(void); int mlx5e_rqt_redirect_direct(struct mlx5e_rqt *rqt, u32 rqn, u32 *vhca_id); int mlx5e_rqt_redirect_indir(struct mlx5e_rqt *rqt, u32 *rqns, u32 *vhca_ids, unsigned int num_rqns, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/selq.c b/drivers/net/ethernet/mellanox/mlx5/core/en/selq.c index f675b1926340..f66bbc846464 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/selq.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/selq.c @@ -57,6 +57,7 @@ int mlx5e_selq_init(struct mlx5e_selq *selq, struct mutex *state_lock) void mlx5e_selq_cleanup(struct mlx5e_selq *selq) { + mutex_lock(selq->state_lock); WARN_ON_ONCE(selq->is_prepared); kvfree(selq->standby); @@ -67,6 +68,7 @@ void mlx5e_selq_cleanup(struct mlx5e_selq *selq) kvfree(selq->standby); selq->standby = NULL; + mutex_unlock(selq->state_lock); } void mlx5e_selq_prepare_params(struct mlx5e_selq *selq, struct mlx5e_params *params) |