From: oulijun <oulijun@huawei.com>
Date: Fri, 4 May 2018 02:57:04 +0000 (+0800)
Subject: RDMA/hns: Bugfix for rq record db for kernel
X-Git-Tag: v4.17-rc7~14^2~18
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=3a39bbecc88fa9a99a80de588c8f1fe16aba3446;p=thirdparty%2Fkernel%2Flinux.git

RDMA/hns: Bugfix for rq record db for kernel

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>
---

diff --git a/drivers/infiniband/hw/hns/hns_roce_qp.c b/drivers/infiniband/hw/hns/hns_roce_qp.c
index d4aad34c21e2c..cdfb774e28ff3 100644
--- 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(struct hns_roce_dev *hr_dev,
 				goto err_rq_sge_list;
 			}
 			*hr_qp->rdb.db_record = 0;
+			hr_qp->rdb_en = 1;
 		}
 
 		/* Allocate QP buf */