Index: MsgDefs.h
===================================================================
diff -u -r436a133a02043c225bd33bb9bcb21cc9d6d6d019 -rafb1683907c16afd76f59fdad7f0a8d642069681
--- MsgDefs.h	(.../MsgDefs.h)	(revision 436a133a02043c225bd33bb9bcb21cc9d6d6d019)
+++ MsgDefs.h	(.../MsgDefs.h)	(revision afb1683907c16afd76f59fdad7f0a8d642069681)
@@ -207,6 +207,7 @@
     MSG_ID_DG_BAD_FILL_SUB_STATE = 0xAF,                                ///< DG broadcast of idle mode bad fill sub-state
     MSG_ID_UI_REQUEST_SERVICE_MODE = 0xB0,                              ///< UI request to HD to go to service mode
     MSG_ID_HD_RESPONSE_SERVICE_MODE_REQUEST = 0xB1,                     ///< HD response to UI request to go to service mode
+    MSG_ID_UI_CHANGED_SCREEN_BRIGHTNESS = 0xB2,                         ///< HD changed screen brightness
 
 #ifdef EMC_TEST_BUILD
     MSG_ID_CAN_ERROR_COUNT = 0x999,  // test code in support of EMC testing