RDMA/hns: Enable stash feature of HIP09

The stash feature is enabled by default on HIP09.

Fixes: f93c39b ("RDMA/hns: Add support for QP stash")
Fixes: bfefae9 ("RDMA/hns: Add support for CQ stash")
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Yixing Liu <[email protected]>
Signed-off-by: Wenpeng Liang <[email protected]>
Signed-off-by: Jason Gunthorpe <[email protected]>

Author: Yixing Liu

drivers/infiniband/hw/hns/hns_roce_hw_v2.c

@@ -1997,6 +1997,7 @@ static void set_default_caps(struct hns_roce_dev *hr_dev)
 	caps->gid_table_len[0] = HNS_ROCE_V2_GID_INDEX_NUM;
 
 	if (hr_dev->pci_dev->revision >= PCI_REVISION_ID_HIP09) {
+		caps->flags |= HNS_ROCE_CAP_FLAG_STASH;
 		caps->max_sq_inline = HNS_ROCE_V3_MAX_SQ_INLINE;
 	} else {
 		caps->max_sq_inline = HNS_ROCE_V2_MAX_SQ_INLINE;