i2c: mxs: change error printing to debug for mxs_i2c_pio_wait_xfer_end

Instead of printing errors after mxs_i2c_pio_wait_xfer_end returns with
an error code just print a debug message.

NAKs and timeouts can occur in this situation normally, so do not treat
them as errors.

Signed-off-by: Michael Thalmeier <michael.thalmeier@hale.at>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
This commit is contained in:
Michael Thalmeier 2017-05-31 11:40:03 +02:00 committed by Wolfram Sang
parent 90b84c0574
commit f9831bfec7

View file

@ -419,7 +419,7 @@ static int mxs_i2c_pio_setup_xfer(struct i2c_adapter *adap,
ret = mxs_i2c_pio_wait_xfer_end(i2c);
if (ret) {
dev_err(i2c->dev,
dev_dbg(i2c->dev,
"PIO: Failed to send SELECT command!\n");
goto cleanup;
}
@ -431,7 +431,7 @@ static int mxs_i2c_pio_setup_xfer(struct i2c_adapter *adap,
ret = mxs_i2c_pio_wait_xfer_end(i2c);
if (ret) {
dev_err(i2c->dev,
dev_dbg(i2c->dev,
"PIO: Failed to send READ command!\n");
goto cleanup;
}
@ -528,7 +528,7 @@ static int mxs_i2c_pio_setup_xfer(struct i2c_adapter *adap,
/* Wait for the end of the transfer. */
ret = mxs_i2c_pio_wait_xfer_end(i2c);
if (ret) {
dev_err(i2c->dev,
dev_dbg(i2c->dev,
"PIO: Failed to finish WRITE cmd!\n");
break;
}