Merge branch 'for-2637/i2c/samsung' into next-i2c

[~shefty/rdma-dev.git] / drivers / i2c / busses / i2c-s3c2410.c

diff --git a/drivers/i2c/busses/i2c-s3c2410.c b/drivers/i2c/busses/i2c-s3c2410.c
index 6a292ea5e35c3ca4dcd5f9f24c1dda4d3c3e6181..6c00c107ebf30af4360bd3fef78fac03b62a4683 100644 (file)
--- a/drivers/i2c/busses/i2c-s3c2410.c
+++ b/drivers/i2c/busses/i2c-s3c2410.c
@@ -554,18 +554,23 @@ static int s3c24xx_i2c_xfer(struct i2c_adapter *adap,
        int retry;
        int ret;
 
        int retry;
        int ret;
 

+       clk_enable(i2c->clk);
+

        for (retry = 0; retry < adap->retries; retry++) {
 
                ret = s3c24xx_i2c_doxfer(i2c, msgs, num);
 
        for (retry = 0; retry < adap->retries; retry++) {
 
                ret = s3c24xx_i2c_doxfer(i2c, msgs, num);
 

-               if (ret != -EAGAIN)
+               if (ret != -EAGAIN) {
+                       clk_disable(i2c->clk);

                        return ret;
                        return ret;

+               }

 
                dev_dbg(i2c->dev, "Retrying transmission (%d)\n", retry);
 
                udelay(100);
        }
 
 
                dev_dbg(i2c->dev, "Retrying transmission (%d)\n", retry);
 
                udelay(100);
        }
 

+       clk_disable(i2c->clk);

        return -EREMOTEIO;
 }
 
        return -EREMOTEIO;
 }
 


@@ -910,6 +915,7 @@ static int s3c24xx_i2c_probe(struct platform_device *pdev)
        platform_set_drvdata(pdev, i2c);
 
        dev_info(&pdev->dev, "%s: S3C I2C adapter\n", dev_name(&i2c->adap.dev));
        platform_set_drvdata(pdev, i2c);
 
        dev_info(&pdev->dev, "%s: S3C I2C adapter\n", dev_name(&i2c->adap.dev));

+       clk_disable(i2c->clk);

        return 0;
 
  err_cpufreq:
        return 0;
 
  err_cpufreq:


@@ -977,7 +983,9 @@ static int s3c24xx_i2c_resume(struct device *dev)
        struct s3c24xx_i2c *i2c = platform_get_drvdata(pdev);
 
        i2c->suspended = 0;
        struct s3c24xx_i2c *i2c = platform_get_drvdata(pdev);
 
        i2c->suspended = 0;

+       clk_enable(i2c->clk);

        s3c24xx_i2c_init(i2c);
        s3c24xx_i2c_init(i2c);

+       clk_disable(i2c->clk);

 
        return 0;
 }
 
        return 0;
 }