RDMA/hns: Ownerbit mode add control field

The ownerbit mode is for external card mode. Make it controlled by the
firmware.

Fixes: aba457c ("RDMA/hns: Support owner mode doorbell")
Link: https://lore.kernel.org/r/1629539607-33217-4-git-send-email-liangwenpeng@huawei.com
Signed-off-by: Lang Cheng <chenglang@huawei.com>
Signed-off-by: Wenpeng Liang <liangwenpeng@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>

Author: larrch

drivers/infiniband/hw/hns/hns_roce_hw_v2.c

@@ -4108,6 +4108,9 @@ static void modify_qp_reset_to_init(struct ib_qp *ibqp,
 	if (hr_qp->en_flags & HNS_ROCE_QP_CAP_RQ_RECORD_DB)
 		hr_reg_enable(context, QPC_RQ_RECORD_EN);
 
+	if (hr_qp->en_flags & HNS_ROCE_QP_CAP_OWNER_DB)
+		hr_reg_enable(context, QPC_OWNER_MODE);
+
 	hr_reg_write(context, QPC_RQ_DB_RECORD_ADDR_L,
 		     lower_32_bits(hr_qp->rdb.dma) >> 1);
 	hr_reg_write(context, QPC_RQ_DB_RECORD_ADDR_H,