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(parent: cde513f) | patch
media: videobuf2: add V4L2_MEMORY_FLAG_NON_COHERENT flag
authorSergey Senozhatsky <senozhatsky@chromium.org>
Thu, 9 Sep 2021 11:24:27 +0000 (13:24 +0200)
committerMauro Carvalho Chehab <mchehab+huawei@kernel.org>
Thu, 30 Sep 2021 08:07:57 +0000 (10:07 +0200)
commit965c1e0bfeb66888fb000540c1fc4e8b55533d9c
tree376a2014e15f810d14e413fb0b6cf3f414cbec13tree | snapshot
parentcde513fd9b35e29e345ef95cd59f0db8bffca91ccommit | diff
media: videobuf2: add V4L2_MEMORY_FLAG_NON_COHERENT flag

By setting or clearing the V4L2_MEMORY_FLAG_NON_COHERENT flag
user-space should be able to hint vb2 that either non-coherent
(if supported) or coherent memory should be used for the buffer
allocation.

Signed-off-by: Sergey Senozhatsky <senozhatsky@chromium.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Documentation/userspace-api/media/v4l/buffer.rst diff | blob | history
Documentation/userspace-api/media/v4l/vidioc-reqbufs.rst diff | blob | history
include/uapi/linux/videodev2.h diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git