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rdma/cxgb4: Add support for srq functions & structs

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This patch adds kernel mode t4_srq structures and support functions,
uapi structures and defines, as well as firmware work request structures.

Signed-off-by: Raju Rangoju <rajur@chelsio.com>
Reviewed-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Raju Rangoju
2018-07-25 21:22:13 +05:30
committed by Jason Gunthorpe
parent 076dd53be5
commit 7fc7a7cffa
4 changed files with 190 additions and 1 deletions
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17
include/uapi/rdma/cxgb4-abi.h
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@@ -84,6 +84,23 @@ struct c4iw_create_qp_resp {
__u32 flags;
};
struct c4iw_create_srq_resp {
__aligned_u64 srq_key;
__aligned_u64 srq_db_gts_key;
__aligned_u64 srq_memsize;
__u32 srqid;
__u32 srq_size;
__u32 rqt_abs_idx;
__u32 qid_mask;
__u32 flags;
__u32 reserved; /* explicit padding */
};
enum {
/* HW supports SRQ_LIMIT_REACHED event */
T4_SRQ_LIMIT_SUPPORT = 1 << 0,
};
struct c4iw_alloc_ucontext_resp {
__aligned_u64 status_page_key;
__u32 status_page_size;