RDMA/hns: Fix missing assignment of max_inline_data

mainline inclusion
from mainline-v5.13
commit 9eab6143
category: bugfix
bugzilla: NA
CVE: NA

When querying QP, the ULPs should be informed of the max length of inline
data supported by the hardware.
Signed-off-by: NShunfeng Yang <yangshunfeng2@huawei.com>
Signed-off-by: NYangyang Li <liyangyang20@huawei.com>
Reviewed-by: Nchunzhi hu <huchunzhi@huawei.com>
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>

drivers/infiniband/hw/hns/hns_roce_hw_v2.c

@@ -5403,6 +5403,7 @@ static int hns_roce_v2_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *qp_attr,
 	qp_attr->cur_qp_state = qp_attr->qp_state;
 	qp_attr->cap.max_recv_wr = hr_qp->rq.wqe_cnt;
 	qp_attr->cap.max_recv_sge = hr_qp->rq.max_gs - hr_qp->rq.rsv_sge;
+	qp_attr->cap.max_inline_data = hr_dev->caps.max_sq_inline;
 
 	if (!ibqp->uobject) {
 		qp_attr->cap.max_send_wr = hr_qp->sq.wqe_cnt;