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| author | Tomasz Stanislawski <t.stanislaws@samsung.com> | 2012-06-14 11:32:23 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-11-25 17:20:47 -0200 |
| commit | b799d09a157da71566e8013a62073435550cab6d (patch) | |
| tree | 54222407a12429a93ca5c2bff69c7b96bea493f0 /drivers/media/v4l2-core/v4l2-dev.c | |
| parent | c60520fa50cd86d64bc8ebb34300ddc4ca91393d (diff) | |
| download | op-kernel-dev-b799d09a157da71566e8013a62073435550cab6d.zip op-kernel-dev-b799d09a157da71566e8013a62073435550cab6d.tar.gz | |
[media] v4l: add buffer exporting via dmabuf
This patch adds extension to V4L2 api. A new ioctl VIDIOC_EXPBUF is added. The
ioctl is used to export an mmap buffer as a DMABUF file descriptor.
Signed-off-by: Tomasz Stanislawski <t.stanislaws@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Tested-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/v4l2-core/v4l2-dev.c')
| -rw-r--r-- | drivers/media/v4l2-core/v4l2-dev.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/media/v4l2-core/v4l2-dev.c b/drivers/media/v4l2-core/v4l2-dev.c index a2df842..98dcad9 100644 --- a/drivers/media/v4l2-core/v4l2-dev.c +++ b/drivers/media/v4l2-core/v4l2-dev.c @@ -571,6 +571,7 @@ static void determine_valid_ioctls(struct video_device *vdev) SET_VALID_IOCTL(ops, VIDIOC_REQBUFS, vidioc_reqbufs); SET_VALID_IOCTL(ops, VIDIOC_QUERYBUF, vidioc_querybuf); SET_VALID_IOCTL(ops, VIDIOC_QBUF, vidioc_qbuf); + SET_VALID_IOCTL(ops, VIDIOC_EXPBUF, vidioc_expbuf); SET_VALID_IOCTL(ops, VIDIOC_DQBUF, vidioc_dqbuf); SET_VALID_IOCTL(ops, VIDIOC_STREAMON, vidioc_streamon); SET_VALID_IOCTL(ops, VIDIOC_STREAMOFF, vidioc_streamoff); |
