RDMA/hns: Fix the wrong value of rnr_retry when querying qp

The rnr_retry returned to the user is not correct, it should be got from another fields in QPC. Fixes: bfe8603 ("RDMA/hns: Fix cast from or to restricted __le32 for driver") Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Wenpeng Liang <[email protected]> Signed-off-by: Weihang Li <[email protected]> Signed-off-by: Jason Gunthorpe <[email protected]>
DespairFactor · Sep 24, 2020 · 99fcf82 · 99fcf82
1 parent 768202a
commit 99fcf82
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
@@ -4881,7 +4881,9 @@ static int hns_roce_v2_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *qp_attr,
  qp_attr->retry_cnt = roce_get_field(context.byte_212_lsn,
  V2_QPC_BYTE_212_RETRY_CNT_M,
  V2_QPC_BYTE_212_RETRY_CNT_S);
- qp_attr->rnr_retry = le32_to_cpu(context.rq_rnr_timer);
+ qp_attr->rnr_retry = roce_get_field(context.byte_244_rnr_rxack,
+ V2_QPC_BYTE_244_RNR_CNT_M,
+ V2_QPC_BYTE_244_RNR_CNT_S);
 
 done:
  qp_attr->cur_qp_state = qp_attr->qp_state;