diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h
index c148b75..0cd570b 100644
--- a/include/linux/videodev2.h
+++ b/include/linux/videodev2.h
@@ -1274,6 +1274,8 @@
 
 /* last CID + 1 */
 #define V4L2_CID_LASTP1                         (V4L2_CID_BASE+42)
+#define V4L2_CID_SPECIAL_EFFECT			(V4L2_CID_BASE+43)
+/* Minimum number of buffer neede by the device */
 
 /*  MPEG-class control IDs defined by V4L2 */
 #define V4L2_CID_MPEG_BASE 			(V4L2_CTRL_CLASS_MPEG | 0x900)