diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h index 9b52c58cd528..9b23d3329847 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h @@ -70,8 +70,13 @@ #define MLX5_RX_HEADROOM NET_SKB_PAD -#define MLX5_MPWRQ_LOG_STRIDE_SIZE 6 /* >= 6, HW restriction */ -#define MLX5_MPWRQ_LOG_STRIDE_SIZE_CQE_COMPRESS 8 /* >= 6, HW restriction */ +#define MLX5_MPWRQ_MIN_LOG_STRIDE_SZ(mdev) \ + (6 + MLX5_CAP_GEN(mdev, cache_line_128byte)) /* HW restriction */ +#define MLX5_MPWRQ_LOG_STRIDE_SZ(mdev, req) \ + max_t(u32, MLX5_MPWRQ_MIN_LOG_STRIDE_SZ(mdev), req) +#define MLX5_MPWRQ_DEF_LOG_STRIDE_SZ(mdev) MLX5_MPWRQ_LOG_STRIDE_SZ(mdev, 6) +#define MLX5_MPWRQ_CQE_CMPRS_LOG_STRIDE_SZ(mdev) MLX5_MPWRQ_LOG_STRIDE_SZ(mdev, 8) + #define MLX5_MPWRQ_LOG_WQE_SZ 18 #define MLX5_MPWRQ_WQE_PAGE_ORDER (MLX5_MPWRQ_LOG_WQE_SZ - PAGE_SHIFT > 0 ? \ MLX5_MPWRQ_LOG_WQE_SZ - PAGE_SHIFT : 0) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index ab6f4d3b8063..1b7fe43ab22b 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -89,8 +89,8 @@ static void mlx5e_set_rq_type_params(struct mlx5e_priv *priv, u8 rq_type) MLX5E_PARAMS_DEFAULT_LOG_RQ_SIZE_MPW; priv->params.mpwqe_log_stride_sz = MLX5E_GET_PFLAG(priv, MLX5E_PFLAG_RX_CQE_COMPRESS) ? - MLX5_MPWRQ_LOG_STRIDE_SIZE_CQE_COMPRESS : - MLX5_MPWRQ_LOG_STRIDE_SIZE; + MLX5_MPWRQ_CQE_CMPRS_LOG_STRIDE_SZ(priv->mdev) : + MLX5_MPWRQ_DEF_LOG_STRIDE_SZ(priv->mdev); priv->params.mpwqe_log_num_strides = MLX5_MPWRQ_LOG_WQE_SZ - priv->params.mpwqe_log_stride_sz; break; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index f7e50ba67f94..c4242a4e8130 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -543,6 +543,12 @@ static int handle_hca_cap(struct mlx5_core_dev *dev) MLX5_SET(cmd_hca_cap, set_hca_cap, log_uar_page_sz, PAGE_SHIFT - 12); + if (MLX5_CAP_GEN_MAX(dev, cache_line_128byte)) + MLX5_SET(cmd_hca_cap, + set_hca_cap, + cache_line_128byte, + cache_line_size() == 128 ? 1 : 0); + err = set_caps(dev, set_ctx, set_sz, MLX5_SET_HCA_CAP_OP_MOD_GENERAL_DEVICE); diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h index a919dfb920ae..cc8ae860cd45 100644 --- a/include/linux/mlx5/mlx5_ifc.h +++ b/include/linux/mlx5/mlx5_ifc.h @@ -804,10 +804,12 @@ struct mlx5_ifc_cmd_hca_cap_bits { u8 reserved_at_150[0xa]; u8 log_max_ra_res_qp[0x6]; - u8 pad_cap[0x1]; + u8 end_pad[0x1]; u8 cc_query_allowed[0x1]; u8 cc_modify_allowed[0x1]; - u8 reserved_at_163[0xd]; + u8 start_pad[0x1]; + u8 cache_line_128byte[0x1]; + u8 reserved_at_163[0xb]; u8 gid_table_size[0x10]; u8 out_of_seq_cnt[0x1];