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authorAkinobu Mita <akinobu.mita@gmail.com>2017-07-20 17:24:25 +0200
committerJonathan Cameron <Jonathan.Cameron@huawei.com>2017-08-20 16:41:16 +0200
commit4de43d250672ae9f34ed4d9279235807ca4d66d3 (patch)
treeba0ae32173fc3bf96cb5b3cdcd08d88fe1c90136 /drivers
parentiio: adc: ti-ads1015: add helper to set conversion mode (diff)
downloadlinux-4de43d250672ae9f34ed4d9279235807ca4d66d3.tar.xz
linux-4de43d250672ae9f34ed4d9279235807ca4d66d3.zip
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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/iio/adc/ti-ads1015.c17
1 files changed, 5 insertions, 12 deletions
diff --git a/drivers/iio/adc/ti-ads1015.c b/drivers/iio/adc/ti-ads1015.c
index 92451faeb214..8602b642a42f 100644
--- a/drivers/iio/adc/ti-ads1015.c
+++ b/drivers/iio/adc/ti-ads1015.c
@@ -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);
}