diff options
| author | Yixing Liu <liuyixing1@huawei.com> | 2021-12-06 14:36:52 +0100 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@nvidia.com> | 2021-12-07 00:50:06 +0100 |
| commit | 39d5534b1302189c809e90641ffae8cbdc42a8fc (patch) | |
| tree | 29d9bae6be78eb1aa93e350ebc7bc5173383572f /drivers/infiniband/hw/hns | |
| parent | RDMA/siw: Use max() instead of doing it manually (diff) | |
| download | linux-39d5534b1302189c809e90641ffae8cbdc42a8fc.tar.xz linux-39d5534b1302189c809e90641ffae8cbdc42a8fc.zip | |
RDMA/hns: Modify the mapping attribute of doorbell to device
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>
Diffstat (limited to 'drivers/infiniband/hw/hns')
| -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 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); |