diff options
| author | Karl Kurbjun <kkurbjun@gmail.com> | 2009-04-15 05:31:04 +0000 |
|---|---|---|
| committer | Karl Kurbjun <kkurbjun@gmail.com> | 2009-04-15 05:31:04 +0000 |
| commit | bf37ecb6b8fe46e203db844553f65d0a1ba02d95 (patch) | |
| tree | 01afe749fe924fa7c82cec020936f93fdd0935e5 | |
| parent | ec7a0c5676ac34c7cdc41282bb1b151fd010818e (diff) | |
| download | rockbox-bf37ecb6b8fe46e203db844553f65d0a1ba02d95.zip rockbox-bf37ecb6b8fe46e203db844553f65d0a1ba02d95.tar.gz rockbox-bf37ecb6b8fe46e203db844553f65d0a1ba02d95.tar.bz2 rockbox-bf37ecb6b8fe46e203db844553f65d0a1ba02d95.tar.xz | |
M:Robe 500 fix the backlight brightness setting.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@20709 a1c6a512-1295-4272-9138-f99709370657
| -rw-r--r-- | firmware/target/arm/tms320dm320/mrobe-500/backlight-mr500.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/firmware/target/arm/tms320dm320/mrobe-500/backlight-mr500.c b/firmware/target/arm/tms320dm320/mrobe-500/backlight-mr500.c index 9df857e..2c188a5 100644 --- a/firmware/target/arm/tms320dm320/mrobe-500/backlight-mr500.c +++ b/firmware/target/arm/tms320dm320/mrobe-500/backlight-mr500.c @@ -28,6 +28,14 @@ #include "power.h" #include "spi-target.h" +int _backlight_brightness=DEFAULT_BRIGHTNESS_SETTING; + +static void _backlight_write_brightness(int brightness) +{ + uint8_t bl_command[] = {0xa4, 0x00, brightness, 0xbb}; + spi_block_transfer(SPI_target_BACKLIGHT, bl_command, 4, 0, 0); +} + void _backlight_on(void) { #if defined(HAVE_LCD_SLEEP) && !defined(BOOTLOADER) @@ -36,12 +44,12 @@ void _backlight_on(void) #ifdef HAVE_LCD_ENABLE lcd_enable(true); /* power on lcd + visible display */ #endif - _backlight_set_brightness(DEFAULT_BRIGHTNESS_SETTING); + _backlight_write_brightness(_backlight_brightness); } void _backlight_off(void) { - _backlight_set_brightness(0); + _backlight_write_brightness(0); #if defined(HAVE_LCD_SLEEP) && !defined(BOOTLOADER) /* Disable lcd after fade completes (when lcd_sleep timeout expires) */ backlight_lcd_sleep_countdown(true); /* start countdown */ @@ -51,8 +59,8 @@ void _backlight_off(void) /* Assumes that the backlight has been initialized */ void _backlight_set_brightness(int brightness) { - uint8_t bl_command[] = {0xa4, 0x00, brightness, 0xbb}; - spi_block_transfer(SPI_target_BACKLIGHT, bl_command, 4, 0, 0); + _backlight_brightness=brightness; + _backlight_write_brightness(brightness); } void __backlight_dim(bool dim_now) @@ -64,6 +72,6 @@ void __backlight_dim(bool dim_now) bool _backlight_init(void) { - _backlight_set_brightness(DEFAULT_BRIGHTNESS_SETTING); + _backlight_set_brightness(_backlight_brightness); return true; } |