From: oulijun <oulijun@huawei.com>
Date: Fri, 4 May 2018 10:57:04 +0800
Subject: RDMA/hns: Bugfix for rq record db for kernel
Patch-mainline: v4.17-rc7
Git-commit: 3a39bbecc88fa9a99a80de588c8f1fe16aba3446
References: bsc#1104427 FATE#326416

When used rq record db for kernel, it needs to set the rdb_en of
hr_qp to 1 and configures the dma address of record rq db of qp
context.

Signed-off-by: Lijun Ou <oulijun@huawei.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/infiniband/hw/hns/hns_roce_qp.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/infiniband/hw/hns/hns_roce_qp.c
+++ b/drivers/infiniband/hw/hns/hns_roce_qp.c
@@ -660,6 +660,7 @@ static int hns_roce_create_qp_common(str
 				goto err_rq_sge_list;
 			}
 			*hr_qp->rdb.db_record = 0;
+			hr_qp->rdb_en = 1;
 		}
 
 		/* Allocate QP buf */