shinys000114/linux
1
0
Fork 0
mirror of https://github.com/hardkernel/linux.git synced 2026-03-25 03:50:24 +09:00
Code Issues Packages Projects Releases Wiki Activity

RDMA/hns: Modify the mapping attribute of doorbell to device

Browse Source 
commit 39d5534b13 upstream.

It is more general for ARM device drivers to use the device attribute to
map PCI BAR spaces.

Fixes: 9a4435375c ("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>
This commit is contained in:
Yixing Liu
2021-12-06 21:36:52 +08:00
committed by Greg Kroah-Hartman
parent 57cd8597c3
commit 885860717c
1 changed files with 1 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/infiniband/hw/hns/hns_roce_main.c
View File

@@ -359,7 +359,7 @@ static int hns_roce_mmap(struct ib_ucontext *context,
return rdma_user_mmap_io(context, vma,
to_hr_ucontext(context)->uar.pfn,
PAGE_SIZE,
pgprot_noncached(vma->vm_page_prot),
pgprot_device(vma->vm_page_prot),
NULL);
/* vm_pgoff: 1 -- TPTR */