diff options
Diffstat (limited to 'drivers/video/backlight/gta01_bl.c')
-rw-r--r-- | drivers/video/backlight/gta01_bl.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/video/backlight/gta01_bl.c b/drivers/video/backlight/gta01_bl.c index 301ec9c217f..34c19c8bf47 100644 --- a/drivers/video/backlight/gta01_bl.c +++ b/drivers/video/backlight/gta01_bl.c @@ -57,6 +57,8 @@ struct gta01bl_data { static struct gta01bl_data gta01bl; +static int gta01bl_defer_resume_backlight; + #define GTA01BL_SUSPENDED 0x01 #define GTA01BL_BATTLOW 0x02 @@ -132,10 +134,12 @@ static int gta01bl_suspend(struct platform_device *dev, pm_message_t state) { gta01bl_flags |= GTA01BL_SUSPENDED; gta01bl_send_intensity(gta01_backlight_device); + neo1973_gpb_setpin(GTA01_GPIO_BACKLIGHT, 0); + s3c2410_gpio_cfgpin(GTA01_GPIO_BACKLIGHT, S3C2410_GPIO_OUTPUT); return 0; } -static int gta01bl_resume(struct platform_device *dev) +void gta01bl_deferred_resume(void) { mutex_lock(>a01bl.mutex); gta01bl_init_hw(); @@ -143,6 +147,13 @@ static int gta01bl_resume(struct platform_device *dev) gta01bl_flags &= ~GTA01BL_SUSPENDED; gta01bl_send_intensity(gta01_backlight_device); +} +EXPORT_SYMBOL_GPL(gta01bl_deferred_resume); + +static int gta01bl_resume(struct platform_device *dev) +{ + if (! gta01bl_defer_resume_backlight) + gta01bl_deferred_resume(); return 0; } #else @@ -199,6 +210,8 @@ static int __init gta01bl_probe(struct platform_device *pdev) if (!machinfo->limit_mask) machinfo->limit_mask = -1; + gta01bl_defer_resume_backlight = machinfo->defer_resume_backlight; + gta01_backlight_device = backlight_device_register("gta01-bl", &pdev->dev, NULL, >a01bl_ops); |