RDMA/hns: Fix missing assignment of max_inline_data

mainline inclusion
from mainline-v5.12-rc1
commit 9eab6143
category: feature
bugzilla: 174002
CVE:NA

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=9eab614338cdfe08db343954454fa5191d082a11

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When querying QP, the ULPs should be informed of the max length of inline
data supported by the hardware.

Fixes: 30b70788 ("RDMA/hns: Support inline data in extented sge space for RC")
Link: https://lore.kernel.org/r/1617354454-47840-3-git-send-email-liweihang@huawei.comSigned-off-by: NWeihang Li <liweihang@huawei.com>
Signed-off-by: NJason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Nwangsirong <wangsirong@huawei.com>
Reviewed-by: NChunZhi Hu <huchunzhi@huawei.com>
Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com>

drivers/infiniband/hw/hns/hns_roce_hw_v2.c

@@ -5380,6 +5380,7 @@ 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_qp->max_inline_data;
 
 	if (!ibqp->uobject) {
 		qp_attr->cap.max_send_wr = hr_qp->sq.wqe_cnt;