backlight:change rk29_backlight_set api for hdmi switch

diff --git a/drivers/video/backlight/rk29_backlight.c b/drivers/video/backlight/rk29_backlight.c
index 6814e96022db16193a13453949448212d63ebd40..40dc0bdaaef077cffc056fa6b5d8238dc19c450e 100755 (executable)
--- a/drivers/video/backlight/rk29_backlight.c
+++ b/drivers/video/backlight/rk29_backlight.c
@@ -121,6 +121,9 @@ static int rk29_bl_update_status(struct backlight_device *bl)
        if (bl->props.fb_blank != FB_BLANK_UNBLANK)
                brightness = 0; 
 
+       if (bl->props.state & BL_CORE_DRIVER3)
+               brightness = 0; 
+
        if ((bl->props.state & BL_CORE_DRIVER2) && !suspend_flag ){
                brightness = 0;
                suspend_flag = 1;
@@ -183,7 +186,6 @@ static struct backlight_ops rk29_bl_ops = {
 
 static void rk29_backlight_work_func(struct work_struct *work)
 {
-       rk29_bl->props.state &= ~BL_CORE_DRIVER2;
        rk29_bl_update_status(rk29_bl);
 }
 static DECLARE_DELAYED_WORK(rk29_backlight_work, rk29_backlight_work_func);
@@ -210,6 +212,7 @@ static void rk29_bl_resume(struct early_suspend *h)
 {
        struct rk29_bl_info *rk29_bl_info = bl_get_data(rk29_bl);
        DBG("%s : %s\n", __FILE__, __FUNCTION__);
+       rk29_bl->props.state &= ~BL_CORE_DRIVER2;
        
        schedule_delayed_work(&rk29_backlight_work, msecs_to_jiffies(rk29_bl_info->delay_ms));
 }
@@ -222,19 +225,20 @@ static struct early_suspend bl_early_suspend = {
 
 bool rk29_get_backlight_status()
 {
-       return (rk29_bl->props.state & BL_CORE_DRIVER1)?true:false;
+       return (rk29_bl->props.state & BL_CORE_DRIVER3)?true:false;
 }
 EXPORT_SYMBOL(rk29_get_backlight_status);
 
 void rk29_backlight_set(bool on)
 {
-       if(suspend_flag)
-               return 0;
        printk("%s: set %d\n", __func__, on);
-       if(on)
-               rk29_bl_resume(NULL);
-       else
-               rk29_bl_suspend(NULL);
+       if(on){
+               rk29_bl->props.state &= ~BL_CORE_DRIVER3;
+               rk29_bl_update_status(rk29_bl);
+       }else{
+               rk29_bl->props.state |= BL_CORE_DRIVER3;
+               rk29_bl_update_status(rk29_bl);
+       }
        return;
 }
 EXPORT_SYMBOL(rk29_backlight_set);