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-rw-r--r--firmware/backlight.c20
1 files changed, 17 insertions, 3 deletions
diff --git a/firmware/backlight.c b/firmware/backlight.c
index 588867f..05bf007 100644
--- a/firmware/backlight.c
+++ b/firmware/backlight.c
@@ -205,7 +205,7 @@ static int lcd_sleep_timeout = 10*HZ;
static const int lcd_sleep_timeout = LCD_SLEEP_TIMEOUT;
#endif
-static int lcd_sleep_timer = 0;
+static int lcd_sleep_timer SHAREDDATA_ATTR = 0;
void backlight_lcd_sleep_countdown(bool start)
{
@@ -220,7 +220,12 @@ void backlight_lcd_sleep_countdown(bool start)
if (lcd_sleep_timeout < 0)
{
lcd_sleep_timer = 0; /* Setting == Always */
+#if (CONFIG_BACKLIGHT_FADING == BACKLIGHT_FADING_PWM)
+ /* Ensure lcd_sleep() is called from backlight_thread() */
+ queue_post(&backlight_queue, LCD_SLEEP, 0);
+#else
lcd_sleep();
+#endif
}
else
{
@@ -304,6 +309,11 @@ static void backlight_isr(void)
#endif
timer_unregister();
bl_timer_active = false;
+
+#ifdef HAVE_LCD_SLEEP
+ if (bl_dim_current == 0)
+ backlight_lcd_sleep_countdown(true);
+#endif
}
else
timer_set_period(timer_period);
@@ -320,6 +330,10 @@ static void backlight_switch(void)
{
_backlight_off_normal();
bl_dim_fraction = 0;
+
+#ifdef HAVE_LCD_SLEEP
+ backlight_lcd_sleep_countdown(true);
+#endif
}
}
@@ -388,11 +402,11 @@ static void _backlight_off(void)
{
bl_dim_target = bl_dim_fraction = 0;
_backlight_off_normal();
- }
#ifdef HAVE_LCD_SLEEP
- backlight_lcd_sleep_countdown(true);
+ backlight_lcd_sleep_countdown(true);
#endif
+ }
}
void backlight_set_fade_in(int value)