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| author | Ricardo Ribalda <ricardo.ribalda@gmail.com> | 2013-11-26 09:58:44 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <m.chehab@samsung.com> | 2013-12-09 11:45:08 -0200 |
| commit | 50ac952d2263bd5d7812acf1839d57c34c6f8d9f (patch) | |
| tree | 00113b7b00be74a86053646ca5bccfdf9c245d18 /drivers/xen/xen-stub.c | |
| parent | 1380f5754cb0cc4b765629b153fc0e7030b86da2 (diff) | |
[media] videobuf2-dma-sg: Support io userptr operations on io memory
Memory exported via remap_pfn_range cannot be remapped via
get_user_pages.
Other videobuf2 methods (like the dma-contig) supports io memory.
This patch adds support for this kind of memory.
v2: Comments by Marek Szyprowski
-Use vb2_get_vma and vb2_put_vma
Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
Acked-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Diffstat (limited to 'drivers/xen/xen-stub.c')
0 files changed, 0 insertions, 0 deletions