From: Tomasz Stanislawski <t.stanislaws@xxxxxxxxxxx>
Signed-off-by: Tomasz Stanislawski <t.stanislaws@xxxxxxxxxxx>
Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
Signed-off-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
---
drivers/media/video/s5p-tv/mixer_video.c | 11 ++++++++++-
1 files changed, 10 insertions(+), 1 deletions(-)
diff --git a/drivers/media/video/s5p-tv/mixer_video.c
b/drivers/media/video/s5p-tv/mixer_video.c
index 43ac22f..52cb51a 100644
--- a/drivers/media/video/s5p-tv/mixer_video.c
+++ b/drivers/media/video/s5p-tv/mixer_video.c
@@ -591,6 +591,14 @@ 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, unsigned int offset)
+{
+ struct mxr_layer *layer = video_drvdata(file);
+
+ mxr_dbg(layer->mdev, "%s:%d\n", __func__, __LINE__);
+ return vb2_expbuf(&layer->vb_queue, offset);
+}
+
static int mxr_streamon(struct file *file, void *priv, enum
v4l2_buf_type i)
{
struct mxr_layer *layer = video_drvdata(file);
@@ -618,6 +626,7 @@ 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,
@@ -972,7 +981,7 @@ struct mxr_layer *mxr_base_layer_create(struct
mxr_device *mdev,
layer->vb_queue = (struct vb2_queue) {
.type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE,
- .io_modes = VB2_MMAP | VB2_USERPTR,
+ .io_modes = VB2_MMAP | VB2_USERPTR | VB2_SHRBUF,
.drv_priv = layer,
.buf_struct_size = sizeof(struct mxr_buffer),
.ops = &mxr_video_qops,
--
1.7.6
--
To unsubscribe from this list: send the line "unsubscribe linux-media" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
