From: mtei <2170248+mtei@users.noreply.github.com>
Date: Mon, 28 Jan 2019 18:23:46 +0000 (+0900)
Subject: Prevent wasteful writing to eeprom.
X-Git-Url: https://git.donarmstrong.com/?a=commitdiff_plain;h=12a2572295ae4daa69299941c0fa491bd6e04669;p=qmk_firmware.git

Prevent wasteful writing to eeprom.
---

diff --git a/quantum/rgblight.c b/quantum/rgblight.c
index 23420ddd8..cf2666eb4 100644
--- a/quantum/rgblight.c
+++ b/quantum/rgblight.c
@@ -128,7 +128,9 @@ uint32_t eeconfig_read_rgblight(void) {
 }
 void eeconfig_update_rgblight(uint32_t val) {
   #ifdef __AVR__
+  if (eeconfig_read_rgblight() != val) {
     eeprom_update_dword(EECONFIG_RGBLIGHT, val);
+  }
   #endif
 }
 void eeconfig_update_rgblight_default(void) {