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i2c: imx: Use -ENXIO as error in the NACK case

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According to Documentation/i2c/fault-codes the response to a bus NACK
should be -ENXIO, so fix the error code.

Signed-off-by: Fabio Estevam <[email protected]>
Signed-off-by: Wolfram Sang <[email protected]>
This commit is contained in:
Fabio Estevam 2015-10-22 14:41:20 -02:00 • committed by Wolfram Sang
commit 4c0657ae43
1 changed files with 1 additions and 1 deletions
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2
drivers/i2c/busses/i2c-imx.c
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@ -467,7 +467,7 @@ static int i2c_imx_acked(struct imx_i2c_struct *i2c_imx)
{
if (imx_i2c_read_reg(i2c_imx, IMX_I2C_I2SR) & I2SR_RXAK) {
dev_dbg(&i2c_imx->adapter.dev, "<%s> No ACK\n", __func__);
return -EIO; /* No ACK */
return -ENXIO; /* No ACK */
}
dev_dbg(&i2c_imx->adapter.dev, "<%s> ACK received\n", __func__);