From 09a5f210f67eea4a2176820c3bc398747a564705 Mon Sep 17 00:00:00 2001 From: Wenpeng Liang Date: Wed, 16 Sep 2020 16:43:24 +0800 Subject: RDMA/hns: Add support for CQE in size of 64 Bytes The new version of RoCEE supports using CQE in size of 32B or 64B. The performance of bus can be improved by using larger size of CQE. Link: https://lore.kernel.org/r/1600245806-56321-3-git-send-email-liweihang@huawei.com Signed-off-by: Wenpeng Liang Signed-off-by: Weihang Li Signed-off-by: Jason Gunthorpe --- include/uapi/rdma/hns-abi.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'include/uapi/rdma') diff --git a/include/uapi/rdma/hns-abi.h b/include/uapi/rdma/hns-abi.h index eb76b38a00d4..9ec85f76e9ac 100644 --- a/include/uapi/rdma/hns-abi.h +++ b/include/uapi/rdma/hns-abi.h @@ -39,6 +39,8 @@ struct hns_roce_ib_create_cq { __aligned_u64 buf_addr; __aligned_u64 db_addr; + __u32 cqe_size; + __u32 reserved; }; struct hns_roce_ib_create_cq_resp { @@ -73,7 +75,7 @@ struct hns_roce_ib_create_qp_resp { struct hns_roce_ib_alloc_ucontext_resp { __u32 qp_tab_size; - __u32 reserved; + __u32 cqe_size; }; struct hns_roce_ib_alloc_pd_resp { -- cgit