From b2badef7d0af58b5b991ed480b5a4e2fe84b0bce Mon Sep 17 00:00:00 2001
From: Peter Eichinger <peter.eichinger@gmail.com>
Date: Fri, 22 Jan 2016 17:37:22 +0100
Subject: Backlight fix from reddit
https://www.reddit.com/r/olkb/comments/41ur41/crazy_flashing_when_my_computer_sleeps/
---
tmk_core/common/avr/suspend.c | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/tmk_core/common/avr/suspend.c b/tmk_core/common/avr/suspend.c
index af99f52b5..22c402b02 100644
--- a/tmk_core/common/avr/suspend.c
+++ b/tmk_core/common/avr/suspend.c
@@ -8,6 +8,7 @@
#include "suspend_avr.h"
#include "suspend.h"
#include "timer.h"
+#include "led.h"
#ifdef PROTOCOL_LUFA
#include "lufa.h"
#endif
@@ -64,6 +65,12 @@ static void power_down(uint8_t wdto)
// Watchdog Interrupt Mode
wdt_intr_enable(wdto);
+#ifdef BACKLIGHT_ENABLE
+backlight_set(0);
+#endif
+
+ led_off();
+
// TODO: more power saving
// See PicoPower application note
// - I/O port input with pullup
@@ -89,6 +96,9 @@ __attribute__ ((weak)) void matrix_power_up(void) {}
__attribute__ ((weak)) void matrix_power_down(void) {}
bool suspend_wakeup_condition(void)
{
+#ifdef BACKLIGHT_ENABLE
+ backlight_set(0);
+#endif
matrix_power_up();
matrix_scan();
matrix_power_down();
@@ -104,8 +114,10 @@ void suspend_wakeup_init(void)
// clear keyboard state
clear_keyboard();
#ifdef BACKLIGHT_ENABLE
+ backlight_set(0);
backlight_init();
#endif
+led_set(host_keyboard_leds());
}
#ifndef NO_SUSPEND_POWER_DOWN
@@ -122,3 +134,4 @@ ISR(WDT_vect)
}
}
#endif
+
--
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