diff options
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en.h | 2 | ||||
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en/params.c | 15 |
2 files changed, 11 insertions, 6 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h index d6266f6a96d6..e048a667e075 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h @@ -94,8 +94,6 @@ struct page_pool; #define MLX5_MPWRQ_DEF_LOG_STRIDE_SZ(mdev) \ MLX5_MPWRQ_LOG_STRIDE_SZ(mdev, order_base_2(MLX5E_RX_MAX_HEAD)) -#define MLX5_MPWRQ_MAX_LOG_WQE_SZ 18 - /* Keep in sync with mlx5e_mpwrq_log_wqe_sz. * These are theoretical maximums, which can be further restricted by * capabilities. These values are used for static resource allocations and diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/params.c b/drivers/net/ethernet/mellanox/mlx5/core/en/params.c index 8c4d710e8567..58ec5e44aa7a 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/params.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/params.c @@ -10,6 +10,9 @@ #include <net/page_pool/types.h> #include <net/xdp_sock_drv.h> +#define MLX5_MPWRQ_MAX_LOG_WQE_SZ 18 +#define MLX5_REP_MPWRQ_MAX_LOG_WQE_SZ 17 + static u8 mlx5e_mpwrq_min_page_shift(struct mlx5_core_dev *mdev) { u8 min_page_shift = MLX5_CAP_GEN_2(mdev, log_min_mkey_entity_size); @@ -103,18 +106,22 @@ u8 mlx5e_mpwrq_log_wqe_sz(struct mlx5_core_dev *mdev, u8 page_shift, enum mlx5e_mpwrq_umr_mode umr_mode) { u8 umr_entry_size = mlx5e_mpwrq_umr_entry_size(umr_mode); - u8 max_pages_per_wqe, max_log_mpwqe_size; + u8 max_pages_per_wqe, max_log_wqe_size_calc; + u8 max_log_wqe_size_cap; u16 max_wqe_size; /* Keep in sync with MLX5_MPWRQ_MAX_PAGES_PER_WQE. */ max_wqe_size = mlx5e_get_max_sq_aligned_wqebbs(mdev) * MLX5_SEND_WQE_BB; max_pages_per_wqe = ALIGN_DOWN(max_wqe_size - sizeof(struct mlx5e_umr_wqe), MLX5_UMR_FLEX_ALIGNMENT) / umr_entry_size; - max_log_mpwqe_size = ilog2(max_pages_per_wqe) + page_shift; + max_log_wqe_size_calc = ilog2(max_pages_per_wqe) + page_shift; + + WARN_ON_ONCE(max_log_wqe_size_calc < MLX5E_ORDER2_MAX_PACKET_MTU); - WARN_ON_ONCE(max_log_mpwqe_size < MLX5E_ORDER2_MAX_PACKET_MTU); + max_log_wqe_size_cap = mlx5_core_is_ecpf(mdev) ? + MLX5_REP_MPWRQ_MAX_LOG_WQE_SZ : MLX5_MPWRQ_MAX_LOG_WQE_SZ; - return min_t(u8, max_log_mpwqe_size, MLX5_MPWRQ_MAX_LOG_WQE_SZ); + return min_t(u8, max_log_wqe_size_calc, max_log_wqe_size_cap); } u8 mlx5e_mpwrq_pages_per_wqe(struct mlx5_core_dev *mdev, u8 page_shift, |