diff options
| author | Yishai Hadas <yishaih@mellanox.com> | 2018-06-17 12:59:57 +0300 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2018-06-19 10:53:02 -0600 |
| commit | a8b92ca1b0e5ce620e425e9d2f89ce44f1a82a82 (patch) | |
| tree | 8128b59faf69f883d20681ad4b86ab6817fd97f0 /include/uapi/rdma | |
| parent | 7dc08dcfc8c86cb4457e383734ff6844ddaff876 (diff) | |
IB/mlx5: Introduce DEVX
Introduce DEVX to enable direct device commands in downstream patches
from this series.
In that mode of work the firmware manages the isolation between
processes' resources and as such a DEVX user id is created and assigned
to the given user context upon allocation request.
A capability check is done to make sure that this feature is really
supported by the firmware prior to creating the DEVX user id.
Signed-off-by: Yishai Hadas <yishaih@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'include/uapi/rdma')
| -rw-r--r-- | include/uapi/rdma/mlx5-abi.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/uapi/rdma/mlx5-abi.h b/include/uapi/rdma/mlx5-abi.h index 8daec1fa49cf..5d591ff28139 100644 --- a/include/uapi/rdma/mlx5-abi.h +++ b/include/uapi/rdma/mlx5-abi.h @@ -76,6 +76,9 @@ enum mlx5_lib_caps { MLX5_LIB_CAP_4K_UAR = (__u64)1 << 0, }; +enum mlx5_ib_alloc_uctx_v2_flags { + MLX5_IB_ALLOC_UCTX_DEVX = 1 << 0, +}; struct mlx5_ib_alloc_ucontext_req_v2 { __u32 total_num_bfregs; __u32 num_low_latency_bfregs; |