1 files changed, 5 insertions, 3 deletions

diff --git a/include/linux/input.h b/include/linux/input.h
index 771d6d85667d..a637e7814334 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -119,9 +119,9 @@ struct input_keymap_entry {
 #define EVIOCGSND(len)          _IOC(_IOC_READ, 'E', 0x1a, len)         /* get all sounds status */
 #define EVIOCGSW(len)           _IOC(_IOC_READ, 'E', 0x1b, len)         /* get all switch states */
 
-#define EVIOCGBIT(ev,len)       _IOC(_IOC_READ, 'E', 0x20 + ev, len)    /* get event bits */
-#define EVIOCGABS(abs)          _IOR('E', 0x40 + abs, struct input_absinfo)     /* get abs value/limits */
-#define EVIOCSABS(abs)          _IOW('E', 0xc0 + abs, struct input_absinfo)     /* set abs value/limits */
+#define EVIOCGBIT(ev,len)       _IOC(_IOC_READ, 'E', 0x20 + (ev), len)  /* get event bits */
+#define EVIOCGABS(abs)          _IOR('E', 0x40 + (abs), struct input_absinfo)   /* get abs value/limits */
+#define EVIOCSABS(abs)          _IOW('E', 0xc0 + (abs), struct input_absinfo)   /* set abs value/limits */
 
 #define EVIOCSFF                _IOC(_IOC_WRITE, 'E', 0x80, sizeof(struct ff_effect))   /* send a force effect to a force feedback device */
 #define EVIOCRMFF               _IOW('E', 0x81, int)                    /* Erase a force effect */
@@ -438,6 +438,8 @@ struct input_keymap_entry {
 #define KEY_WIMAX               246
 #define KEY_RFKILL              247     /* Key that controls all radios */
 
+#define KEY_MICMUTE             248     /* Mute / unmute the microphone */
+
 /* Code 255 is reserved for special needs of AT keyboard driver */
 
 #define BTN_MISC                0x100