[media] media.h: postpone connectors entities

The representation of external connections got some heated
discussions recently. As we're too close to the merge window,
let's not set those entities into a stone.
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

include/uapi/linux/media.h

@@ -82,10 +82,18 @@ struct media_device_info {
  * Connectors
  */
 /* It is a responsibility of the entity drivers to add connectors and links */
+#ifdef __KERNEL__
+	/*
+	 * For now, it should not be used in userspace, as some
+	 * definitions may change
+	 */
+
 #define MEDIA_ENT_F_CONN_RF		(MEDIA_ENT_F_BASE + 0x30001)
 #define MEDIA_ENT_F_CONN_SVIDEO		(MEDIA_ENT_F_BASE + 0x30002)
 #define MEDIA_ENT_F_CONN_COMPOSITE	(MEDIA_ENT_F_BASE + 0x30003)
 
+#endif
+
 /*
  * Don't touch on those. The ranges MEDIA_ENT_F_OLD_BASE and
  * MEDIA_ENT_F_OLD_SUBDEV_BASE are kept to keep backward compatibility