linux-kernel - [PATCH 5.14 008/100] RDMA/hns: Enable stash feature of HIP09

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Date:   Fri, 24 Sep 2021 14:43:17 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Yixing Liu <liuyixing1@...wei.com>,
        Wenpeng Liang <liangwenpeng@...wei.com>,
        Jason Gunthorpe <jgg@...dia.com>
Subject: [PATCH 5.14 008/100] RDMA/hns: Enable stash feature of HIP09

From: Yixing Liu <liuyixing1@...wei.com>

commit 260f64a40198309008026447f7fda277a73ed8c3 upstream.

The stash feature is enabled by default on HIP09.

Fixes: f93c39bc9547 ("RDMA/hns: Add support for QP stash")
Fixes: bfefae9f108d ("RDMA/hns: Add support for CQ stash")
Link: https://lore.kernel.org/r/1629539607-33217-3-git-send-email-liangwenpeng@huawei.com
Signed-off-by: Yixing Liu <liuyixing1@...wei.com>
Signed-off-by: Wenpeng Liang <liangwenpeng@...wei.com>
Signed-off-by: Jason Gunthorpe <jgg@...dia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/infiniband/hw/hns/hns_roce_hw_v2.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
@@ -2004,6 +2004,7 @@ static void set_default_caps(struct hns_
 	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;