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| author | Miika Pekkarinen <miipekk@ihme.org> | 2005-06-19 10:12:11 +0000 |
|---|---|---|
| committer | Miika Pekkarinen <miipekk@ihme.org> | 2005-06-19 10:12:11 +0000 |
| commit | 6b3a14a7fd1a9c2ebcb07871afddde5d4e1a0515 (patch) | |
| tree | 90b8c22d209428bcbb25b6a0197df826aa48fe9c /firmware | |
| parent | 0a81bb344e50a84d7ac21b093a8fd82f700ceb4d (diff) | |
| download | rockbox-6b3a14a7fd1a9c2ebcb07871afddde5d4e1a0515.tar.gz rockbox-6b3a14a7fd1a9c2ebcb07871afddde5d4e1a0515.zip | |
Only stop backlight pwm timer if display is fully dimmed either
on or off.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@6765 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware')
| -rw-r--r-- | firmware/backlight.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/firmware/backlight.c b/firmware/backlight.c index 84d3f1a31e..699b3bffa5 100644 --- a/firmware/backlight.c +++ b/firmware/backlight.c @@ -63,7 +63,6 @@ static unsigned int remote_backlight_timeout = 5; #define BL_PWM_COUNT 100 /* Cycle interval in ms */ #define BL_PWM_INTERVAL 5000 -#define BL_PWM_INTERVAL_IDLE 500000 #define BL_DIM_SPEED 4 #define __backlight_on __backlight_fade_in #define __backlight_off __backlight_fade_out @@ -116,6 +115,7 @@ void TIMER1(void) __attribute__ ((interrupt_handler)); void TIMER1(void) { int timer_period; + bool idle = false; #ifdef HAVE_REMOTE_LCD_DIMMABLE int new_timer_period; #endif @@ -133,6 +133,7 @@ void TIMER1(void) timer_period = timer_period * bl_pwm_counter / BL_PWM_COUNT; bl_dim_state = DIM_STATE_MAIN; } else { + idle = true; if (bl_dim_current) GPIO1_OUT &= ~0x00020000; else @@ -144,6 +145,7 @@ void TIMER1(void) bl_pwm_remote_counter = 0; if (bl_dim_remote_current > 0 && bl_dim_remote_current < BL_PWM_COUNT) { + idle = false; GPIO_OUT &= ~0x00000800; bl_pwm_remote_counter = bl_dim_remote_current; if (bl_dim_state == DIM_STATE_START) { @@ -204,7 +206,6 @@ void TIMER1(void) } if (bl_cycle_counter >= BL_DIM_SPEED) { - bool idle = true; if (bl_dim_target > bl_dim_current) { bl_dim_current++; idle = false; |