mode(I2C_MODE_POLL) is ok

diff --git a/drivers/i2c/busses/i2c-rk2818.c b/drivers/i2c/busses/i2c-rk2818.c
index dbd3585f1dd539d6295faa65b2844bc150ea86bf..a5eecb3796d8d228b6ebe5d7e6f493d1e5328112 100755 (executable)
--- a/drivers/i2c/busses/i2c-rk2818.c
+++ b/drivers/i2c/busses/i2c-rk2818.c
@@ -35,7 +35,7 @@
 #define RK2818_I2C_TIMEOUT             (msecs_to_jiffies(500))
 #define RK2818_DELAY_TIME              2
 
-#if 0
+#if 1
 #define i2c_dbg(dev, format, arg...)           \
        dev_printk(KERN_INFO , dev , format , ## arg)
 #else
@@ -202,20 +202,22 @@ static irqreturn_t rk2818_i2c_irq(int irq, void *data)
        rk2818_i2c_disable_irqs(i2c);
        spin_lock(&i2c->cmd_lock);
        res = rk2818_event_occurred(i2c);
-       if(res || i2c->cmd_err != RK2818_ERROR_NONE)
+       if(res)
+       //if(res || i2c->cmd_err != RK2818_ERROR_NONE)
                complete(&i2c->cmd_complete);
        spin_unlock(&i2c->cmd_lock);
        return IRQ_HANDLED;
 }
 static int wait_for_completion_poll_timeout(struct rk2818_i2c_data *i2c, unsigned long timeout)
 {
-       unsigned int time = 10;
+       unsigned int time = RK2818_DELAY_TIME;
        int res;
 
        while(!time_after(jiffies, timeout))
        {
                res = rk2818_event_occurred(i2c);
-               if(res || i2c->cmd_err != RK2818_ERROR_NONE)
+               if(res)
+               //if(res || (i2c->cmd_err != RK2818_ERROR_NONE && i2c->cmd_err != RK2818_ERROR_UNKNOWN))
                        return 1;
                udelay(time);
                time *= 2;