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RDMA/hns: Remove the condition of light load for posting DWQE

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Even in the case of heavy load, direct WQE can still be posted. The
hardware will decide whether to drop the DWQE or not. Thus, the limit
needs to be removed.

Fixes: 01584a5edc ("RDMA/hns: Add support of direct wqe")
Link: https://lore.kernel.org/r/1619593950-29414-1-git-send-email-liweihang@huawei.com
Signed-off-by: Yixian Liu <liuyixian@huawei.com>
Signed-off-by: Weihang Li <liweihang@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
This commit is contained in:
Yixian Liu
2021-04-28 15:12:30 +08:00
committed by Jason Gunthorpe
parent 6efb943b86
commit 591f762b27
1 changed files with 1 additions and 2 deletions
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3
drivers/infiniband/hw/hns/hns_roce_hw_v2.c
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@@ -791,8 +791,7 @@ static int hns_roce_v2_post_send(struct ib_qp *ibqp,
qp->sq.head += nreq;
qp->next_sge = sge_idx;
if (nreq == 1 && qp->sq.head == qp->sq.tail + 1 &&
(qp->en_flags & HNS_ROCE_QP_CAP_DIRECT_WQE))
if (nreq == 1 && (qp->en_flags & HNS_ROCE_QP_CAP_DIRECT_WQE))
write_dwqe(hr_dev, qp, wqe);
else
update_sq_db(hr_dev, qp);