Input: add key code for ambient light sensor button

Many notebooks have a special button for enabling/disabling ambient
light sensor.

Signed-off-by: Pali Rohár <pali.rohar@gmail.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

diff --git a/include/uapi/linux/input.h b/include/uapi/linux/input.h
index a372627..7bacdb5 100644 (file)
--- a/include/uapi/linux/input.h
+++ b/include/uapi/linux/input.h
@@ -719,6 +719,8 @@ struct input_keymap_entry {
 #define BTN_DPAD_LEFT          0x222
 #define BTN_DPAD_RIGHT         0x223
 
+#define KEY_ALS_TOGGLE         0x230   /* Ambient light sensor */
+
 #define BTN_TRIGGER_HAPPY              0x2c0
 #define BTN_TRIGGER_HAPPY1             0x2c0
 #define BTN_TRIGGER_HAPPY2             0x2c1