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| author |   Mark Zhang <markz@mellanox.com> | 2019-11-15 17:45:55 +0200 |
|---|---|---|
| committer |   Jason Gunthorpe <jgg@mellanox.com> | 2019-11-19 16:05:41 -0400 |
| commit | c16339b69c0d58f456154b43fc396b1f1c3dc055 (patch) | |
| tree | 54d953ba52e5dd34df4f3ae41dd78d14d79aab44 /drivers/infiniband/hw/mlx5/mlx5_ib.h | |
| parent | IB/mlx4: Update HW GID table while adding vlan GID (diff) | |
| download | linux-dev-c16339b69c0d58f456154b43fc396b1f1c3dc055.tar.xz linux-dev-c16339b69c0d58f456154b43fc396b1f1c3dc055.zip | |
IB/mlx5: Support extended number of strides for Striding RQ
Extends the minimum single WQE strides from 64 to 8, which is exposed
by the "min_single_wqe_log_num_of_strides" field of striding_rq_caps.
Choose right number of strides based on FW capability.
Link: https://lore.kernel.org/r/20191115154555.247856-1-leon@kernel.org
Signed-off-by: Mark Zhang <markz@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/hw/mlx5/mlx5_ib.h')
| -rw-r--r-- | drivers/infiniband/hw/mlx5/mlx5_ib.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h index d14fe43837e7..5e826eb7e4fe 100644 --- a/drivers/infiniband/hw/mlx5/mlx5_ib.h +++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h @@ -291,6 +291,7 @@ enum mlx5_ib_wq_flags { #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 +#define MLX5_EXT_MIN_SINGLE_WQE_LOG_NUM_STRIDES 3 struct mlx5_ib_rwq { struct ib_wq ibwq; |