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path: root/drivers/led/issi/is31fl3737.c
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Diffstat (limited to 'drivers/led/issi/is31fl3737.c')
-rw-r--r--drivers/led/issi/is31fl3737.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/led/issi/is31fl3737.c b/drivers/led/issi/is31fl3737.c
index b6ed6b2629..e5e6c66e5a 100644
--- a/drivers/led/issi/is31fl3737.c
+++ b/drivers/led/issi/is31fl3737.c
@@ -176,6 +176,9 @@ void IS31FL3737_set_color(int index, uint8_t red, uint8_t green, uint8_t blue) {
     if (index >= 0 && index < RGB_MATRIX_LED_COUNT) {
         memcpy_P(&led, (&g_is31_leds[index]), sizeof(led));
 
+        if (g_pwm_buffer[led.driver][led.r] == red && g_pwm_buffer[led.driver][led.g] == green && g_pwm_buffer[led.driver][led.b] == blue) {
+            return;
+        }
         g_pwm_buffer[led.driver][led.r]          = red;
         g_pwm_buffer[led.driver][led.g]          = green;
         g_pwm_buffer[led.driver][led.b]          = blue;