Add suggested changes

1 files changed, 12 insertions, 6 deletions

diff --git a/app/include/zmk/rgb_underglow.h b/app/include/zmk/rgb_underglow.h
index 60754d5..69e9a9b 100644
--- a/app/include/zmk/rgb_underglow.h
+++ b/app/include/zmk/rgb_underglow.h
@@ -1,8 +1,14 @@
+/*
+ * Copyright (c) 2020 Nick Winans <nick@winans.codes>
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
 #pragma once
 
-void zmk_rgb_underglow_toggle();
-void zmk_rgb_underglow_cycle_effect(int direction);
-void zmk_rgb_underglow_change_hue(int direction);
-void zmk_rgb_underglow_change_sat(int direction);
-void zmk_rgb_underglow_change_brt(int direction);
-void zmk_rgb_underglow_change_spd(int direction);
+int zmk_rgb_underglow_toggle();
+int zmk_rgb_underglow_cycle_effect(int direction);
+int zmk_rgb_underglow_change_hue(int direction);
+int zmk_rgb_underglow_change_sat(int direction);
+int zmk_rgb_underglow_change_brt(int direction);
+int zmk_rgb_underglow_change_spd(int direction);