Signed-off-by: Tomasz Stanislawski <t.stanislaws@xxxxxxxxxxx>
Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
---
drivers/media/video/s5p-tv/Kconfig | 1 +
drivers/media/video/s5p-tv/mixer_video.c | 12 +++++++++++-
2 files changed, 12 insertions(+), 1 deletions(-)
diff --git a/drivers/media/video/s5p-tv/Kconfig b/drivers/media/video/s5p-tv/Kconfig
index f248b28..2e80126 100644
--- a/drivers/media/video/s5p-tv/Kconfig
+++ b/drivers/media/video/s5p-tv/Kconfig
@@ -10,6 +10,7 @@ config VIDEO_SAMSUNG_S5P_TV
bool "Samsung TV driver for S5P platform (experimental)"
depends on PLAT_S5P && PM_RUNTIME
depends on EXPERIMENTAL
+ select DMA_SHARED_BUFFER
default n
---help---
Say Y here to enable selecting the TV output devices for
diff --git a/drivers/media/video/s5p-tv/mixer_video.c b/drivers/media/video/s5p-tv/mixer_video.c
index f7ca5cc..f08edbf 100644
--- a/drivers/media/video/s5p-tv/mixer_video.c
+++ b/drivers/media/video/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,
@@ -1074,7 +1084,7 @@ 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_DMABUF,
.drv_priv = layer,
.buf_struct_size = sizeof(struct mxr_buffer),
.ops = &mxr_video_qops,
--
1.7.5.4
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