This patch enhances vivi driver with a support for DMABUF exporting via
VIDIOC_EXPBUF ioctl.
Signed-off-by: Tomasz Stanislawski <t.stanislaws@xxxxxxxxxxx>
Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
---
drivers/media/video/vivi.c | 9 +++++++++
1 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/drivers/media/video/vivi.c b/drivers/media/video/vivi.c
index 489d685..e34aa70 100644
--- a/drivers/media/video/vivi.c
+++ b/drivers/media/video/vivi.c
@@ -947,6 +947,14 @@ static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *p)
return vb2_dqbuf(&dev->vb_vidq, p, file->f_flags & O_NONBLOCK);
}
+static int vidioc_expbuf(struct file *file, void *priv,
+ struct v4l2_exportbuffer *eb)
+{
+ struct vivi_dev *dev = video_drvdata(file);
+ return vb2_expbuf(&dev->vb_vidq, eb);
+}
+
+
static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
{
struct vivi_dev *dev = video_drvdata(file);
@@ -1185,6 +1193,7 @@ static const struct v4l2_ioctl_ops vivi_ioctl_ops = {
.vidioc_querybuf = vidioc_querybuf,
.vidioc_qbuf = vidioc_qbuf,
.vidioc_dqbuf = vidioc_dqbuf,
+ .vidioc_expbuf = vidioc_expbuf,
.vidioc_s_std = vidioc_s_std,
.vidioc_enum_input = vidioc_enum_input,
.vidioc_g_input = vidioc_g_input,
--
1.7.5.4
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