1 files changed, 2 insertions, 1 deletions

diff --git a/include/linux/input.h b/include/linux/input.h
index 18c98b543030..e02c6a66b2ba 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -344,7 +344,8 @@ struct input_absinfo {
 #define KEY_BRIGHTNESSUP        225
 #define KEY_MEDIA               226
 
-#define KEY_SWITCHVIDEOMODE     227
+#define KEY_SWITCHVIDEOMODE     227     /* Cycle between available video
+                                           outputs (Monitor/LCD/TV-out/etc) */
 #define KEY_KBDILLUMTOGGLE      228
 #define KEY_KBDILLUMDOWN        229
 #define KEY_KBDILLUMUP          230