Make status LED brightness change immediate.

Fixes #1516

1 files changed, 6 insertions, 0 deletions

diff --git a/supervisor/shared/rgb_led_status.c b/supervisor/shared/rgb_led_status.c
index 186e33ab9..df9fdf8d9 100644
--- a/supervisor/shared/rgb_led_status.c
+++ b/supervisor/shared/rgb_led_status.c
@@ -197,6 +197,12 @@ uint32_t color_brightness(uint32_t color, uint8_t brightness) {
 void set_rgb_status_brightness(uint8_t level){
     #if defined(MICROPY_HW_NEOPIXEL) || (defined(MICROPY_HW_APA102_MOSI) && defined(MICROPY_HW_APA102_SCK))
     rgb_status_brightness = level;
+    uint32_t current_color = current_status_color;
+    // Temporarily change the current color global to force the new_status_color call to update the
+    // LED. Usually duplicate calls of the same color are ignored without regard to brightness
+    // changes.
+    current_status_color = 0;
+    new_status_color(current_color);
     #endif
 }