diff options
5 files changed, 35 insertions, 23 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h index 95ca03c0d9f5..f6a6ded204f6 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h @@ -816,6 +816,7 @@ int mlx5e_get_max_linkspeed(struct mlx5_core_dev *mdev, u32 *speed); void mlx5e_set_rx_cq_mode_params(struct mlx5e_params *params, u8 cq_period_mode); +void mlx5e_set_rq_type_params(struct mlx5e_priv *priv, u8 rq_type); static inline void mlx5e_tx_notify_hw(struct mlx5e_sq *sq, struct mlx5_wqe_ctrl_seg *ctrl, int bf_sz) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c index cc80522b5854..a004a5a1a4c2 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c @@ -1487,6 +1487,7 @@ static int set_pflag_rx_cqe_compress(struct net_device *netdev, mlx5e_modify_rx_cqe_compression_locked(priv, enable); priv->params.rx_cqe_compress_def = enable; + mlx5e_set_rq_type_params(priv, priv->params.rq_wq_type); return 0; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index 3cce6281e075..8ef64c4db2c2 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -79,9 +79,10 @@ static bool mlx5e_check_fragmented_striding_rq_cap(struct mlx5_core_dev *mdev) MLX5_CAP_ETH(mdev, reg_umr_sq); } -static void mlx5e_set_rq_type_params(struct mlx5e_priv *priv, u8 rq_type) +void mlx5e_set_rq_type_params(struct mlx5e_priv *priv, u8 rq_type) { priv->params.rq_wq_type = rq_type; + priv->params.lro_wqe_sz = MLX5E_PARAMS_DEFAULT_LRO_WQE_SZ; switch (priv->params.rq_wq_type) { case MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ: priv->params.log_rq_size = is_kdump_kernel() ? @@ -98,6 +99,10 @@ static void mlx5e_set_rq_type_params(struct mlx5e_priv *priv, u8 rq_type) priv->params.log_rq_size = is_kdump_kernel() ? MLX5E_PARAMS_MINIMUM_LOG_RQ_SIZE : MLX5E_PARAMS_DEFAULT_LOG_RQ_SIZE; + + /* Extra room needed for build_skb */ + priv->params.lro_wqe_sz -= MLX5_RX_HEADROOM + + SKB_DATA_ALIGN(sizeof(struct skb_shared_info)); } priv->params.min_rx_wqes = mlx5_min_rx_wqes(priv->params.rq_wq_type, BIT(priv->params.log_rq_size)); @@ -3521,6 +3526,9 @@ static void mlx5e_build_nic_netdev_priv(struct mlx5_core_dev *mdev, cqe_compress_heuristic(link_speed, pci_bw); } + MLX5E_SET_PFLAG(priv, MLX5E_PFLAG_RX_CQE_COMPRESS, + priv->params.rx_cqe_compress_def); + mlx5e_set_rq_priv_params(priv); if (priv->params.rq_wq_type == MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ) priv->params.lro_en = true; @@ -3547,16 +3555,9 @@ static void mlx5e_build_nic_netdev_priv(struct mlx5_core_dev *mdev, mlx5e_build_default_indir_rqt(mdev, priv->params.indirection_rqt, MLX5E_INDIR_RQT_SIZE, profile->max_nch(mdev)); - priv->params.lro_wqe_sz = - MLX5E_PARAMS_DEFAULT_LRO_WQE_SZ - - /* Extra room needed for build_skb */ - MLX5_RX_HEADROOM - - SKB_DATA_ALIGN(sizeof(struct skb_shared_info)); - /* Initialize pflags */ MLX5E_SET_PFLAG(priv, MLX5E_PFLAG_RX_CQE_BASED_MODER, priv->params.rx_cq_period_mode == MLX5_CQ_PERIOD_MODE_START_FROM_CQE); - MLX5E_SET_PFLAG(priv, MLX5E_PFLAG_RX_CQE_COMPRESS, priv->params.rx_cqe_compress_def); mutex_init(&priv->state_lock); @@ -3970,6 +3971,19 @@ static void mlx5e_register_vport_rep(struct mlx5_core_dev *mdev) } } +static void mlx5e_unregister_vport_rep(struct mlx5_core_dev *mdev) +{ + struct mlx5_eswitch *esw = mdev->priv.eswitch; + int total_vfs = MLX5_TOTAL_VPORTS(mdev); + int vport; + + if (!MLX5_CAP_GEN(mdev, vport_group_manager)) + return; + + for (vport = 1; vport < total_vfs; vport++) + mlx5_eswitch_unregister_vport_rep(esw, vport); +} + void mlx5e_detach_netdev(struct mlx5_core_dev *mdev, struct net_device *netdev) { struct mlx5e_priv *priv = netdev_priv(netdev); @@ -4016,6 +4030,7 @@ static int mlx5e_attach(struct mlx5_core_dev *mdev, void *vpriv) return err; } + mlx5e_register_vport_rep(mdev); return 0; } @@ -4027,6 +4042,7 @@ static void mlx5e_detach(struct mlx5_core_dev *mdev, void *vpriv) if (!netif_device_present(netdev)) return; + mlx5e_unregister_vport_rep(mdev); mlx5e_detach_netdev(mdev, netdev); mlx5e_destroy_mdev_resources(mdev); } @@ -4045,8 +4061,6 @@ static void *mlx5e_add(struct mlx5_core_dev *mdev) if (err) return NULL; - mlx5e_register_vport_rep(mdev); - if (MLX5_CAP_GEN(mdev, vport_group_manager)) ppriv = &esw->offloads.vport_reps[0]; @@ -4098,13 +4112,7 @@ void mlx5e_destroy_netdev(struct mlx5_core_dev *mdev, struct mlx5e_priv *priv) static void mlx5e_remove(struct mlx5_core_dev *mdev, void *vpriv) { - struct mlx5_eswitch *esw = mdev->priv.eswitch; - int total_vfs = MLX5_TOTAL_VPORTS(mdev); struct mlx5e_priv *priv = vpriv; - int vport; - - for (vport = 1; vport < total_vfs; vport++) - mlx5_eswitch_unregister_vport_rep(esw, vport); unregister_netdev(priv->netdev); mlx5e_detach(mdev, vpriv); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c index b039b87742a6..3d371688fbbb 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c @@ -30,6 +30,7 @@ * SOFTWARE. */ +#include <linux/prefetch.h> #include <linux/ip.h> #include <linux/ipv6.h> #include <linux/tcp.h> @@ -93,19 +94,18 @@ static inline void mlx5e_cqes_update_owner(struct mlx5e_cq *cq, u32 cqcc, int n) static inline void mlx5e_decompress_cqe(struct mlx5e_rq *rq, struct mlx5e_cq *cq, u32 cqcc) { - u16 wqe_cnt_step; - cq->title.byte_cnt = cq->mini_arr[cq->mini_arr_idx].byte_cnt; cq->title.check_sum = cq->mini_arr[cq->mini_arr_idx].checksum; cq->title.op_own &= 0xf0; cq->title.op_own |= 0x01 & (cqcc >> cq->wq.log_sz); cq->title.wqe_counter = cpu_to_be16(cq->decmprs_wqe_counter); - wqe_cnt_step = - rq->wq_type == MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ ? - mpwrq_get_cqe_consumed_strides(&cq->title) : 1; - cq->decmprs_wqe_counter = - (cq->decmprs_wqe_counter + wqe_cnt_step) & rq->wq.sz_m1; + if (rq->wq_type == MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ) + cq->decmprs_wqe_counter += + mpwrq_get_cqe_consumed_strides(&cq->title); + else + cq->decmprs_wqe_counter = + (cq->decmprs_wqe_counter + 1) & rq->wq.sz_m1; } static inline void mlx5e_decompress_cqe_no_hash(struct mlx5e_rq *rq, @@ -171,6 +171,7 @@ void mlx5e_modify_rx_cqe_compression_locked(struct mlx5e_priv *priv, bool val) mlx5e_close_locked(priv->netdev); MLX5E_SET_PFLAG(priv, MLX5E_PFLAG_RX_CQE_COMPRESS, val); + mlx5e_set_rq_type_params(priv, priv->params.rq_wq_type); if (was_opened) mlx5e_open_locked(priv->netdev); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c b/drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c index 65442c36a6e1..31e3cb7ee5fe 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c @@ -30,6 +30,7 @@ * SOFTWARE. */ +#include <linux/prefetch.h> #include <linux/ip.h> #include <linux/udp.h> #include <net/udp.h> |