Commit 1fad5fab authored Sep 20, 2016 by Lijun Ou Committed by Doug Ledford Oct 03, 2016

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>

parent 24f0c9c0

drivers/infiniband/hw/hns/hns_roce_hw_v1.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -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);