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Merge branch 'for-2637/i2c/samsung' into next-i2c
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Ben Dooks committed Oct 28, 2010
2 parents 3751638 + d2360b8 commit e0b11c3
Showing 1 changed file with 9 additions and 1 deletion.
10 changes: 9 additions & 1 deletion drivers/i2c/busses/i2c-s3c2410.c
Original file line number Diff line number Diff line change
Expand Up @@ -554,18 +554,23 @@ static int s3c24xx_i2c_xfer(struct i2c_adapter *adap,
int retry;
int ret;

clk_enable(i2c->clk);

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;
}

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

udelay(100);
}

clk_disable(i2c->clk);
return -EREMOTEIO;
}

Expand Down Expand Up @@ -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));
clk_disable(i2c->clk);
return 0;

err_cpufreq:
Expand Down Expand Up @@ -977,7 +983,9 @@ static int s3c24xx_i2c_resume(struct device *dev)
struct s3c24xx_i2c *i2c = platform_get_drvdata(pdev);

i2c->suspended = 0;
clk_enable(i2c->clk);
s3c24xx_i2c_init(i2c);
clk_disable(i2c->clk);

return 0;
}
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