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-rw-r--r--apps/plugins/lib/grey.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/apps/plugins/lib/grey.h b/apps/plugins/lib/grey.h
index 3d5e6d16c4..3f7be44522 100644
--- a/apps/plugins/lib/grey.h
+++ b/apps/plugins/lib/grey.h
@@ -130,6 +130,7 @@ void grey_ub_scroll_down(int count);
/* flag definitions */
#define _GREY_RUNNING 0x8000 /* greyscale overlay is running */
#define _GREY_DEFERRED_UPDATE 0x4000 /* lcd_update() requested */
+#define _GREY_BACKLIGHT_ON 0x2000 /* backlight is active - only used on 1st+2nd Gen */
/* fast unsigned multiplication (16x16bit->32bit or 32x32bit->32bit,
* whichever is faster for the architecture) */