diff options
Diffstat (limited to 'include/media/v4l2-subdev.h')
| -rw-r--r-- | include/media/v4l2-subdev.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h index 2c293dd136bd..1dd579740faf 100644 --- a/include/media/v4l2-subdev.h +++ b/include/media/v4l2-subdev.h @@ -1731,6 +1731,23 @@ int v4l2_subdev_enable_streams(struct v4l2_subdev *sd, u32 pad, int v4l2_subdev_disable_streams(struct v4l2_subdev *sd, u32 pad, u64 streams_mask); +/** + * v4l2_subdev_s_stream_helper() - Helper to implement the subdev s_stream + * operation using enable_streams and disable_streams + * @sd: The subdevice + * @enable: Enable or disable streaming + * + * Subdevice drivers that implement the streams-aware + * &v4l2_subdev_pad_ops.enable_streams and &v4l2_subdev_pad_ops.disable_streams + * operations can use this helper to implement the legacy + * &v4l2_subdev_video_ops.s_stream operation. + * + * This helper can only be used by subdevs that have a single source pad. + * + * Return: 0 on success, or a negative error code otherwise. + */ +int v4l2_subdev_s_stream_helper(struct v4l2_subdev *sd, int enable); + #endif /* CONFIG_VIDEO_V4L2_SUBDEV_API */ #endif /* CONFIG_MEDIA_CONTROLLER */ |