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author | Tomasz Stanislawski <t.stanislaws@samsung.com> | 2012-06-14 11:32:27 -0300 |
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committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-11-25 17:21:51 -0200 |
commit | 3c44efd3b2af20c50769998e496d744a6d490e66 (patch) | |
tree | 2867af65558090d616f8cf9ef1e9ecaa904e01be /drivers/media | |
parent | b28d61b622496038db621fe1dab1caf0e91c6c94 (diff) | |
download | linux-stable-3c44efd3b2af20c50769998e496d744a6d490e66.tar.gz linux-stable-3c44efd3b2af20c50769998e496d744a6d490e66.tar.bz2 linux-stable-3c44efd3b2af20c50769998e496d744a6d490e66.zip |
[media] v4l: s5p-tv: mixer: support for dmabuf exporting
This patch enhances s5p-tv with support for DMABUF exporting via
VIDIOC_EXPBUF ioctl.
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')
-rw-r--r-- | drivers/media/platform/s5p-tv/mixer_video.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/media/platform/s5p-tv/mixer_video.c b/drivers/media/platform/s5p-tv/mixer_video.c index 79a7ea3ae04a..7379e77bf4e1 100644 --- a/drivers/media/platform/s5p-tv/mixer_video.c +++ b/drivers/media/platform/s5p-tv/mixer_video.c @@ -697,6 +697,15 @@ static int mxr_dqbuf(struct file *file, void *priv, struct v4l2_buffer *p) return vb2_dqbuf(&layer->vb_queue, p, file->f_flags & O_NONBLOCK); } +static int mxr_expbuf(struct file *file, void *priv, + struct v4l2_exportbuffer *eb) +{ + struct mxr_layer *layer = video_drvdata(file); + + mxr_dbg(layer->mdev, "%s:%d\n", __func__, __LINE__); + return vb2_expbuf(&layer->vb_queue, eb); +} + static int mxr_streamon(struct file *file, void *priv, enum v4l2_buf_type i) { struct mxr_layer *layer = video_drvdata(file); @@ -724,6 +733,7 @@ static const struct v4l2_ioctl_ops mxr_ioctl_ops = { .vidioc_querybuf = mxr_querybuf, .vidioc_qbuf = mxr_qbuf, .vidioc_dqbuf = mxr_dqbuf, + .vidioc_expbuf = mxr_expbuf, /* Streaming control */ .vidioc_streamon = mxr_streamon, .vidioc_streamoff = mxr_streamoff, |