[PATCH for-next] RDMA/hns: Modify the mapping attribute of doorbell to device

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From: Yixing Liu <liuyixing1@xxxxxxxxxx>

It is more general for ARM device drivers to use the device attribute to
map pci bar spaces.

Fixes: 9a4435375cd1 ("IB/hns: Add driver files for hns RoCE driver")
Signed-off-by: Yixing Liu <liuyixing1@xxxxxxxxxx>
Signed-off-by: Wenpeng Liang <liangwenpeng@xxxxxxxxxx>
---
 drivers/infiniband/hw/hns/hns_roce_main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/infiniband/hw/hns/hns_roce_main.c b/drivers/infiniband/hw/hns/hns_roce_main.c
index 8233bec053ee..a906c6078b72 100644
--- a/drivers/infiniband/hw/hns/hns_roce_main.c
+++ b/drivers/infiniband/hw/hns/hns_roce_main.c
@@ -442,7 +442,7 @@ static int hns_roce_mmap(struct ib_ucontext *uctx, struct vm_area_struct *vma)
 	prot = vma->vm_page_prot;
 
 	if (entry->mmap_type != HNS_ROCE_MMAP_TYPE_TPTR)
-		prot = pgprot_noncached(prot);
+		prot = pgprot_device(prot);
 
 	ret = rdma_user_mmap_io(uctx, vma, pfn, rdma_entry->npages * PAGE_SIZE,
 				prot, rdma_entry);
-- 
2.33.0




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