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| author | Yixing Liu <liuyixing1@huawei.com> | 2021-12-06 16:36:52 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-01-27 10:47:40 +0300 |
| commit | 902650b01aafd0d4ae5e3abb644a5abcacb022d8 (patch) | |
| tree | 85bebd316b16ed5c4d108b6c7c4a93ff657c1eee /drivers/infiniband | |
| parent | 47ed5eedd7682b1ac57e5a53376ef00876f2902e (diff) | |
| download | linux-902650b01aafd0d4ae5e3abb644a5abcacb022d8.tar.xz | |
RDMA/hns: Modify the mapping attribute of doorbell to device
commit 39d5534b1302189c809e90641ffae8cbdc42a8fc upstream.
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")
Link: https://lore.kernel.org/r/20211206133652.27476-1-liangwenpeng@huawei.com
Signed-off-by: Yixing Liu <liuyixing1@huawei.com>
Signed-off-by: Wenpeng Liang <liangwenpeng@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_main.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_main.c b/drivers/infiniband/hw/hns/hns_roce_main.c index 852aac146ac7..0aa2400db8fa 100644 --- a/drivers/infiniband/hw/hns/hns_roce_main.c +++ b/drivers/infiniband/hw/hns/hns_roce_main.c @@ -556,7 +556,7 @@ static int hns_roce_mmap(struct ib_ucontext *context, return -EINVAL; if (vma->vm_pgoff == 0) { - vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); + vma->vm_page_prot = pgprot_device(vma->vm_page_prot); if (io_remap_pfn_range(vma, vma->vm_start, to_hr_ucontext(context)->uar.pfn, PAGE_SIZE, vma->vm_page_prot)) |