From: zyc <zyc@rock-chips.com>
Date: Fri, 11 Jan 2013 06:52:29 +0000 (+0800)
Subject: camera:fix regulator_disable(ldo_28) executing warnings
X-Git-Tag: firefly_0821_release~7961
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=0d7e7d236fe8869ea104f3f800e70d97d2e10440;p=firefly-linux-kernel-4.4.55.git

camera:fix regulator_disable(ldo_28) executing warnings
---

diff --git a/arch/arm/mach-rk30/board-rk30-sdk-camera.c b/arch/arm/mach-rk30/board-rk30-sdk-camera.c
index b8caa107eee1..67f76f609c79 100644
--- a/arch/arm/mach-rk30/board-rk30-sdk-camera.c
+++ b/arch/arm/mach-rk30/board-rk30-sdk-camera.c
@@ -169,10 +169,12 @@ static void rk_cif_power(struct rk29camera_gpio_res *res,int on)
         printk("get cif ldo failed!\n");
 		return;
 	    }
-    if(on == 0){	
-    	regulator_disable(ldo_28);
+    if(on == 0){
+		while(regulator_is_enabled(ldo_28)>0)	
+    		regulator_disable(ldo_28);
     	regulator_put(ldo_28);
-    	regulator_disable(ldo_18);
+		while(regulator_is_enabled(ldo_18)>0)
+    		regulator_disable(ldo_18);
     	regulator_put(ldo_18);
     	mdelay(10);
 	if (camera_power != INVALID_GPIO)  {