From 5a1b68d562036ff26820069baafe40654eef70a3 Mon Sep 17 00:00:00 2001
From: dungdung <dungdung@users.noreply.github.com>
Date: Mon, 6 Feb 2017 14:09:29 -0800
Subject: [PATCH] Added mode reverse step function

---
 quantum/rgblight.c | 8 ++++++++
 quantum/rgblight.h | 1 +
 2 files changed, 9 insertions(+)

diff --git a/quantum/rgblight.c b/quantum/rgblight.c
index f91f3caf..7e057b63 100644
--- a/quantum/rgblight.c
+++ b/quantum/rgblight.c
@@ -219,6 +219,14 @@ void rgblight_step(void) {
   }
   rgblight_mode(mode);
 }
+void rgblight_step_reverse(void) {
+  uint8_t mode = 0;
+  mode = rgblight_config.mode - 1;
+  if (mode < 1) {
+    mode = RGBLIGHT_MODES;
+  }
+  rgblight_mode(mode);
+}
 
 void rgblight_mode(uint8_t mode) {
   if (!rgblight_config.enable) {
diff --git a/quantum/rgblight.h b/quantum/rgblight.h
index 12e85830..a63b2460 100644
--- a/quantum/rgblight.h
+++ b/quantum/rgblight.h
@@ -73,6 +73,7 @@ void rgblight_decrease(void);
 void rgblight_toggle(void);
 void rgblight_enable(void);
 void rgblight_step(void);
+void rgblight_step_reverse(void);
 void rgblight_mode(uint8_t mode);
 void rgblight_set(void);
 void rgblight_update_dword(uint32_t dword);