[media] v4l: subdev: Move [gs]_std operation to video ops

The g_std and s_std operations are video-related, move them to the video
ops where they belong.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

drivers/media/usb/tm6000/tm6000-video.c

@@ -1071,7 +1071,7 @@ static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id norm)
 	if (rc < 0)
 		return rc;
 
-	v4l2_device_call_all(&dev->v4l2_dev, 0, core, s_std, dev->norm);
+	v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_std, dev->norm);
 
 	return 0;
 }