From: kfx <kfx@rock-chips.com>
Date: Fri, 20 Aug 2010 03:09:19 +0000 (+0800)
Subject: modify: i2c bug about 'I2C_MODE_POLL'
X-Git-Tag: firefly_0821_release~11249
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=f496df60b3f0bcc8d3f55cca5e6473ad59be1a9c;p=firefly-linux-kernel-4.4.55.git

modify: i2c bug about 'I2C_MODE_POLL'
---

diff --git a/drivers/i2c/busses/i2c-rk2818.c b/drivers/i2c/busses/i2c-rk2818.c
index 54dacbb14f93..4cd29a2667c0 100755
--- a/drivers/i2c/busses/i2c-rk2818.c
+++ b/drivers/i2c/busses/i2c-rk2818.c
@@ -214,7 +214,7 @@ static int wait_for_completion_poll_timeout(struct rk2818_i2c_data *i2c, unsigne
 	unsigned int time = RK2818_DELAY_TIME;
 	int res;
 
-	while(!time_after(jiffies, timeout))
+	while(!time_after(jiffies, jiffies + timeout))
 	{
 		res = rk2818_event_occurred(i2c);
 		if(res)