[media] uvcvideo: Register a v4l2_device

As a first step to the media controller integration register a
v4l2_device for each UVC control interface and make the video_device a
child of the v4l2_device.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/media/video/uvc/uvcvideo.h b/drivers/media/video/uvc/uvcvideo.h
index 7cf224bae2e5..aab7508f2bd2 100644
--- a/drivers/media/video/uvc/uvcvideo.h
+++ b/drivers/media/video/uvc/uvcvideo.h
@@ -100,6 +100,8 @@ struct uvc_xu_control {
 #include <linux/poll.h>
 #include <linux/usb/video.h>
 #include <linux/uvcvideo.h>
+#include <media/media-device.h>
+#include <media/v4l2-device.h>
 
 /* --------------------------------------------------------------------------
  * UVC constants
@@ -504,6 +506,10 @@ struct uvc_device {
         atomic_t nmappings;
 
         /* Video control interface */
+#ifdef CONFIG_MEDIA_CONTROLLER
+        struct media_device mdev;
+#endif
+        struct v4l2_device vdev;
         __u16 uvc_version;
         __u32 clock_frequency;