RDMA/hns: Bugfix for cq record db for kernel

When use cq record db for kernel, it needs to set the hr_cq->db_en
to 1 and configure the dma address of record cq db of qp context.

Fixes: 86188a8810ed ("RDMA/hns: Support cq record doorbell for kernel space")
Signed-off-by: Lijun Ou <oulijun@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>

diff --git a/drivers/infiniband/hw/hns/hns_roce_cq.c b/drivers/infiniband/hw/hns/hns_roce_cq.c
index 14734d0d0b76086dfc5ea76e84ae3dc27a2a58b9..3a485f50fede1d59d30bd73240c3517c50dd9450 100644 (file)
--- a/drivers/infiniband/hw/hns/hns_roce_cq.c
+++ b/drivers/infiniband/hw/hns/hns_roce_cq.c
@@ -377,6 +377,7 @@ struct ib_cq *hns_roce_ib_create_cq(struct ib_device *ib_dev,
 
                        hr_cq->set_ci_db = hr_cq->db.db_record;
                        *hr_cq->set_ci_db = 0;
+                       hr_cq->db_en = 1;
                }
 
                /* Init mmt table and write buff address to mtt table */