diff options
Diffstat (limited to 'drivers/iio/dac/max517.c')
| -rw-r--r-- | drivers/iio/dac/max517.c | 21 |
1 files changed, 5 insertions, 16 deletions
diff --git a/drivers/iio/dac/max517.c b/drivers/iio/dac/max517.c index 7e01838ef4d0..373ce6ff83b7 100644 --- a/drivers/iio/dac/max517.c +++ b/drivers/iio/dac/max517.c @@ -100,21 +100,21 @@ static int max517_write_raw(struct iio_dev *indio_dev, return ret; } -static int __maybe_unused max517_suspend(struct device *dev) +static int max517_suspend(struct device *dev) { u8 outbuf = COMMAND_PD; return i2c_master_send(to_i2c_client(dev), &outbuf, 1); } -static int __maybe_unused max517_resume(struct device *dev) +static int max517_resume(struct device *dev) { u8 outbuf = 0; return i2c_master_send(to_i2c_client(dev), &outbuf, 1); } -static SIMPLE_DEV_PM_OPS(max517_pm_ops, max517_suspend, max517_resume); +static DEFINE_SIMPLE_DEV_PM_OPS(max517_pm_ops, max517_suspend, max517_resume); static const struct iio_info max517_info = { .read_raw = max517_read_raw, @@ -153,12 +153,8 @@ static int max517_probe(struct i2c_client *client, if (!indio_dev) return -ENOMEM; data = iio_priv(indio_dev); - i2c_set_clientdata(client, indio_dev); data->client = client; - /* establish that the iio_dev is a child of the i2c device */ - indio_dev->dev.parent = &client->dev; - switch (id->driver_data) { case ID_MAX521: indio_dev->num_channels = 8; @@ -189,13 +185,7 @@ static int max517_probe(struct i2c_client *client, data->vref_mv[chan] = platform_data->vref_mv[chan]; } - return iio_device_register(indio_dev); -} - -static int max517_remove(struct i2c_client *client) -{ - iio_device_unregister(i2c_get_clientdata(client)); - return 0; + return devm_iio_device_register(&client->dev, indio_dev); } static const struct i2c_device_id max517_id[] = { @@ -211,10 +201,9 @@ MODULE_DEVICE_TABLE(i2c, max517_id); static struct i2c_driver max517_driver = { .driver = { .name = MAX517_DRV_NAME, - .pm = &max517_pm_ops, + .pm = pm_sleep_ptr(&max517_pm_ops), }, .probe = max517_probe, - .remove = max517_remove, .id_table = max517_id, }; module_i2c_driver(max517_driver); |