From: yzq <yzq@rock-chips.com>
Date: Sat, 29 Sep 2012 08:56:39 +0000 (+0800)
Subject: fix backlight bug for quick suspend and resume
X-Git-Tag: firefly_0821_release~8496
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=37b474ef7fedc0caf3de81862fef0b2e5838e67d;p=firefly-linux-kernel-4.4.55.git

fix backlight bug for quick suspend and resume
---

diff --git a/drivers/video/backlight/rk29_backlight.c b/drivers/video/backlight/rk29_backlight.c
index 596c37e8c6df..f7f4a5a8f20e 100755
--- a/drivers/video/backlight/rk29_backlight.c
+++ b/drivers/video/backlight/rk29_backlight.c
@@ -152,7 +152,6 @@ static struct backlight_ops rk29_bl_ops = {
 
 static void rk29_backlight_work_func(struct work_struct *work)
 {
-	suspend_flag = 0;
 	rk29_bl_update_status(rk29_bl);
 }
 static DECLARE_DELAYED_WORK(rk29_backlight_work, rk29_backlight_work_func);
@@ -190,6 +189,7 @@ static void rk29_bl_resume(struct early_suspend *h)
 
 	clk_enable(pwm_clk);
 
+	suspend_flag = 0;
 	schedule_delayed_work(&rk29_backlight_work, msecs_to_jiffies(rk29_bl_info->delay_ms));
 }