[PATCH for-next 18/20] IB/hns: Update the rq head when modify qp state

[Salil Mehta]

From: Lijun Ou <oulijun@xxxxxxxxxx>

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@xxxxxxxxxx>
Reviewed-by:  Wei Hu (Xavier) <xavier.huwei@xxxxxxxxxx>
Signed-off-by: Salil Mehta <salil.mehta@xxxxxxxxxx>
---
 drivers/infiniband/hw/hns/hns_roce_hw_v1.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
index bdd9453..7a61d7e 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c
@@ -2266,7 +2266,8 @@ 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);
-- 
1.7.9.5