To be able to start and stop individual streams of a multiplexed pad the
s_stream operation needs to be both pad and stream aware. Add a new
operation to pad ops to facilitate this.
Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@xxxxxxxxxxxx>
---
include/media/v4l2-subdev.h | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h
index a30a94fad8dbacde..7288209338a48fda 100644
--- a/include/media/v4l2-subdev.h
+++ b/include/media/v4l2-subdev.h
@@ -669,6 +669,9 @@ struct v4l2_subdev_pad_config {
*
* @set_frame_desc: set the low level media bus frame parameters, @fd array
* may be adjusted by the subdev driver to device capabilities.
+ *
+ * @s_stream: used to notify the driver that a stream will start or has
+ * stopped.
*/
struct v4l2_subdev_pad_ops {
int (*init_cfg)(struct v4l2_subdev *sd,
@@ -713,6 +716,8 @@ struct v4l2_subdev_pad_ops {
struct v4l2_subdev_routing *route);
int (*set_routing)(struct v4l2_subdev *sd,
struct v4l2_subdev_routing *route);
+ int (*s_stream)(struct v4l2_subdev *sd, unsigned int pad,
+ unsigned int stream, int enable);
};
/**
--
2.15.1
