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>

diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
index bc06004..2070e9e 100644 (file)
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
@@ -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);