1 files changed, 1 insertions, 0 deletions

diff --git a/include/linux/input.h b/include/linux/input.h
index 3e86b61d2e4c..1be28cbbc57b 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -642,6 +642,7 @@ struct input_absinfo {
 #define SW_RFKILL_ALL           0x03  /* rfkill master switch, type "any"
                                          set = radio enabled */
 #define SW_RADIO                SW_RFKILL_ALL   /* deprecated */
+#define SW_MICROPHONE_INSERT    0x04  /* set = inserted */
 #define SW_MAX                  0x0f
 #define SW_CNT                  (SW_MAX+1)