diff options
Diffstat (limited to 'drivers/infiniband/hw')
| -rw-r--r-- | drivers/infiniband/hw/mlx5/main.c | 16 | ||||
| -rw-r--r-- | drivers/infiniband/hw/mlx5/mlx5_ib.h | 5 |
2 files changed, 21 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index 552f7bd4ecc3..02da3f58f296 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -848,6 +848,22 @@ static int mlx5_ib_query_device(struct ib_device *ibdev, } } + if (field_avail(typeof(resp), striding_rq_caps, uhw->outlen)) { + resp.response_length += sizeof(resp.striding_rq_caps); + if (MLX5_CAP_GEN(mdev, striding_rq)) { + resp.striding_rq_caps.min_single_stride_log_num_of_bytes = + MLX5_MIN_SINGLE_STRIDE_LOG_NUM_BYTES; + resp.striding_rq_caps.max_single_stride_log_num_of_bytes = + MLX5_MAX_SINGLE_STRIDE_LOG_NUM_BYTES; + resp.striding_rq_caps.min_single_wqe_log_num_of_strides = + MLX5_MIN_SINGLE_WQE_LOG_NUM_STRIDES; + resp.striding_rq_caps.max_single_wqe_log_num_of_strides = + MLX5_MAX_SINGLE_WQE_LOG_NUM_STRIDES; + resp.striding_rq_caps.supported_qpts = + BIT(IB_QPT_RAW_PACKET); + } + } + if (uhw->outlen) { err = ib_copy_to_udata(uhw, &resp, resp.response_length); diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h index 189e80cd6b2f..8de40852818b 100644 --- a/drivers/infiniband/hw/mlx5/mlx5_ib.h +++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h @@ -256,6 +256,11 @@ enum mlx5_ib_wq_flags { MLX5_IB_WQ_FLAGS_DELAY_DROP = 0x1, }; +#define MLX5_MIN_SINGLE_WQE_LOG_NUM_STRIDES 9 +#define MLX5_MAX_SINGLE_WQE_LOG_NUM_STRIDES 16 +#define MLX5_MIN_SINGLE_STRIDE_LOG_NUM_BYTES 6 +#define MLX5_MAX_SINGLE_STRIDE_LOG_NUM_BYTES 13 + struct mlx5_ib_rwq { struct ib_wq ibwq; struct mlx5_core_qp core_qp; |