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i2c: rcar: fix NACK error code 

The response to a bus NACK is to return -ENXIO instead of the
-EREMOTEIO being currently returned by the driver.

Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
This commit is contained in:
Ben Dooks 2014-01-26 16:05:37 +00:00 committed by Wolfram Sang
parent 25ee33fb82
commit 6ff4b10516
1 changed files with 2 additions and 2 deletions
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4
drivers/i2c/busses/i2c-rcar.c
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@ -598,7 +598,7 @@ static int rcar_i2c_master_xfer(struct i2c_adapter *adap,
* error handling
*/
if (rcar_i2c_flags_has(priv, ID_NACK)) {
ret = -EREMOTEIO;
ret = -ENXIO;
break;
}
@ -617,7 +617,7 @@ static int rcar_i2c_master_xfer(struct i2c_adapter *adap,
pm_runtime_put(dev);
if (ret < 0 && ret != -EREMOTEIO)
if (ret < 0 && ret != -ENXIO)
dev_err(dev, "error %d : %x\n", ret, priv->flags);
return ret;