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IB/mlx5: Extend CQ creation to get uar page index from user space

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Extend CQ creation to get uar page index from user space, this mode can be
used with the UAR dynamic mode APIs to allocate/destroy a UAR object.

Link: https://lore.kernel.org/r/20200324060143.1569116-3-leon@kernel.org
Signed-off-by: Yishai Hadas <yishaih@mellanox.com>
Reviewed-by: Michael Guralnik <michaelgur@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
2020-03-24 08:01:40 +02:00
committed by Jason Gunthorpe
parent 342ee59de9
commit 64d99f6a62
2 changed files with 15 additions and 6 deletions
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4
include/uapi/rdma/mlx5-abi.h
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@@ -266,6 +266,7 @@ struct mlx5_ib_query_device_resp {
enum mlx5_ib_create_cq_flags {
MLX5_IB_CREATE_CQ_FLAGS_CQE_128B_PAD = 1 << 0,
MLX5_IB_CREATE_CQ_FLAGS_UAR_PAGE_INDEX = 1 << 1,
};
struct mlx5_ib_create_cq {
@@ -275,6 +276,9 @@ struct mlx5_ib_create_cq {
__u8 cqe_comp_en;
__u8 cqe_comp_res_format;
__u16 flags;
__u16 uar_page_index;
__u16 reserved0;
__u32 reserved1;
};
struct mlx5_ib_create_cq_resp {