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IB/hns: Update the rq head when modify qp state 

The rq head in qpc was zero will miss the rq wqes which
have be sent, so here we should take the real value.

Signed-off-by: Lijun Ou <oulijun@huawei.com>
Reviewed-by:  Wei Hu (Xavier) <xavier.huwei@huawei.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Lijun Ou 2016-09-20 17:07:09 +01:00 committed by Doug Ledford
parent 24f0c9c0ff
commit 1fad5fab78
1 changed files with 2 additions and 1 deletions
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3
drivers/infiniband/hw/hns/hns_roce_hw_v1.c
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@ -2248,7 +2248,8 @@ static int hns_roce_v1_m_qp(struct ib_qp *ibqp, const struct ib_qp_attr *attr,
roce_set_field(context->qpc_bytes_68,
QP_CONTEXT_QPC_BYTES_68_RQ_HEAD_M,
QP_CONTEXT_QPC_BYTES_68_RQ_HEAD_S, 0);
QP_CONTEXT_QPC_BYTES_68_RQ_HEAD_S,
hr_qp->rq.head);
roce_set_field(context->qpc_bytes_68,
QP_CONTEXT_QPC_BYTES_68_RQ_CUR_INDEX_M,
QP_CONTEXT_QPC_BYTES_68_RQ_CUR_INDEX_S, 0);