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iio: adc: ti-ads1015: use devm_iio_triggered_buffer_setup 

Use devm_iio_triggered_buffer_setup to simplify the error path in the
probe() and remove() function.

This changes the remove order, but the end result of remove function
actually does the reverse of probe.

Cc: Daniel Baluta <daniel.baluta@gmail.com>
Cc: Jonathan Cameron <jic23@kernel.org>
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Akinobu Mita 2017-07-21 00:24:25 +09:00 committed by Jonathan Cameron
parent 4128e8de26
commit 4de43d2506
1 changed files with 5 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
drivers/iio/adc/ti-ads1015.c
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@ -627,9 +627,9 @@ static int ads1015_probe(struct i2c_client *client,
return PTR_ERR(data->regmap);
}
ret = iio_triggered_buffer_setup(indio_dev, NULL,
ads1015_trigger_handler,
&ads1015_buffer_setup_ops);
ret = devm_iio_triggered_buffer_setup(&client->dev, indio_dev, NULL,
ads1015_trigger_handler,
&ads1015_buffer_setup_ops);
if (ret < 0) {
dev_err(&client->dev, "iio triggered buffer setup failed\n");
return ret;
@ -643,7 +643,7 @@ static int ads1015_probe(struct i2c_client *client,
ret = pm_runtime_set_active(&client->dev);
if (ret)
goto err_buffer_cleanup;
return ret;
pm_runtime_set_autosuspend_delay(&client->dev, ADS1015_SLEEP_DELAY_MS);
pm_runtime_use_autosuspend(&client->dev);
pm_runtime_enable(&client->dev);
@ -651,15 +651,10 @@ static int ads1015_probe(struct i2c_client *client,
ret = iio_device_register(indio_dev);
if (ret < 0) {
dev_err(&client->dev, "Failed to register IIO device\n");
goto err_buffer_cleanup;
return ret;
}
return 0;
err_buffer_cleanup:
iio_triggered_buffer_cleanup(indio_dev);
return ret;
}
static int ads1015_remove(struct i2c_client *client)
@ -673,8 +668,6 @@ static int ads1015_remove(struct i2c_client *client)
pm_runtime_set_suspended(&client->dev);
pm_runtime_put_noidle(&client->dev);
iio_triggered_buffer_cleanup(indio_dev);
/* power down single shot mode */
return ads1015_set_conv_mode(data, ADS1015_SINGLESHOT);
}