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IB/mlx5: Introduce MLX5_IB_OBJECT_DEVX_ASYNC_CMD_FD

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Introduce MLX5_IB_OBJECT_DEVX_ASYNC_CMD_FD and its initial implementation.

This object is from type class FD and will be used to read DEVX async
commands completion.

The core layer should allow the driver to set object from type FD in a
safe mode, this option was added with a matching comment in place.

Signed-off-by: Yishai Hadas <yishaih@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Yishai Hadas
2019-01-22 08:29:56 +02:00
committed by Jason Gunthorpe
parent ce4eee5340
commit 6bf8f22aea
5 changed files with 104 additions and 5 deletions
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9
include/uapi/rdma/mlx5_user_ioctl_cmds.h
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@@ -113,11 +113,20 @@ enum mlx5_ib_devx_umem_methods {
MLX5_IB_METHOD_DEVX_UMEM_DEREG,
};
enum mlx5_ib_devx_async_cmd_fd_alloc_attrs {
MLX5_IB_ATTR_DEVX_ASYNC_CMD_FD_ALLOC_HANDLE = (1U << UVERBS_ID_NS_SHIFT),
};
enum mlx5_ib_devx_async_cmd_fd_methods {
MLX5_IB_METHOD_DEVX_ASYNC_CMD_FD_ALLOC = (1U << UVERBS_ID_NS_SHIFT),
};
enum mlx5_ib_objects {
MLX5_IB_OBJECT_DEVX = (1U << UVERBS_ID_NS_SHIFT),
MLX5_IB_OBJECT_DEVX_OBJ,
MLX5_IB_OBJECT_DEVX_UMEM,
MLX5_IB_OBJECT_FLOW_MATCHER,
MLX5_IB_OBJECT_DEVX_ASYNC_CMD_FD,
};
enum mlx5_ib_flow_matcher_create_attrs {