1 files changed, 15 insertions, 41 deletions

diff --git a/drivers/iio/pressure/hp03.c b/drivers/iio/pressure/hp03.c
index 406934ea6228..cbb4aaf45e2c 100644
--- a/drivers/iio/pressure/hp03.c
+++ b/drivers/iio/pressure/hp03.c
@@ -1,11 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2016 Marek Vasut <marex@denx.de>
  *
  * Driver for Hope RF HP03 digital temperature and pressure sensor.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #define pr_fmt(fmt) "hp03: " fmt
@@ -211,9 +208,9 @@ static const struct iio_info hp03_info = {
 	.read_raw	= &hp03_read_raw,
 };
 
-static int hp03_probe(struct i2c_client *client,
-		      const struct i2c_device_id *id)
+static int hp03_probe(struct i2c_client *client)
 {
+	const struct i2c_device_id *id = i2c_client_get_device_id(client);
 	struct device *dev = &client->dev;
 	struct iio_dev *indio_dev;
 	struct hp03_priv *priv;
@@ -227,7 +224,6 @@ static int hp03_probe(struct i2c_client *client,
 	priv->client = client;
 	mutex_init(&priv->lock);
 
-	indio_dev->dev.parent = dev;
 	indio_dev->name = id->name;
 	indio_dev->channels = hp03_channels;
 	indio_dev->num_channels = ARRAY_SIZE(hp03_channels);
@@ -246,59 +242,38 @@ static int hp03_probe(struct i2c_client *client,
 	 * which has it's dedicated I2C address and contains
 	 * the calibration constants for the sensor.
 	 */
-	priv->eeprom_client = i2c_new_dummy(client->adapter, HP03_EEPROM_ADDR);
-	if (!priv->eeprom_client) {
+	priv->eeprom_client = devm_i2c_new_dummy_device(dev, client->adapter,
+							HP03_EEPROM_ADDR);
+	if (IS_ERR(priv->eeprom_client)) {
 		dev_err(dev, "New EEPROM I2C device failed\n");
-		return -ENODEV;
+		return PTR_ERR(priv->eeprom_client);
 	}
 
-	priv->eeprom_regmap = regmap_init_i2c(priv->eeprom_client,
-					      &hp03_regmap_config);
+	priv->eeprom_regmap = devm_regmap_init_i2c(priv->eeprom_client,
+						   &hp03_regmap_config);
 	if (IS_ERR(priv->eeprom_regmap)) {
 		dev_err(dev, "Failed to allocate EEPROM regmap\n");
-		ret = PTR_ERR(priv->eeprom_regmap);
-		goto err_cleanup_eeprom_client;
+		return PTR_ERR(priv->eeprom_regmap);
 	}
 
-	ret = iio_device_register(indio_dev);
+	ret = devm_iio_device_register(dev, indio_dev);
 	if (ret) {
 		dev_err(dev, "Failed to register IIO device\n");
-		goto err_cleanup_eeprom_regmap;
+		return ret;
 	}
 
-	i2c_set_clientdata(client, indio_dev);
-
-	return 0;
-
-err_cleanup_eeprom_regmap:
-	regmap_exit(priv->eeprom_regmap);
-
-err_cleanup_eeprom_client:
-	i2c_unregister_device(priv->eeprom_client);
-	return ret;
-}
-
-static int hp03_remove(struct i2c_client *client)
-{
-	struct iio_dev *indio_dev = i2c_get_clientdata(client);
-	struct hp03_priv *priv = iio_priv(indio_dev);
-
-	iio_device_unregister(indio_dev);
-	regmap_exit(priv->eeprom_regmap);
-	i2c_unregister_device(priv->eeprom_client);
-
 	return 0;
 }
 
 static const struct i2c_device_id hp03_id[] = {
-	{ "hp03", 0 },
-	{ },
+	{ "hp03" },
+	{ }
 };
 MODULE_DEVICE_TABLE(i2c, hp03_id);
 
 static const struct of_device_id hp03_of_match[] = {
 	{ .compatible = "hoperf,hp03" },
-	{ },
+	{ }
 };
 MODULE_DEVICE_TABLE(of, hp03_of_match);
 
@@ -308,7 +283,6 @@ static struct i2c_driver hp03_driver = {
 		.of_match_table = hp03_of_match,
 	},
 	.probe		= hp03_probe,
-	.remove		= hp03_remove,
 	.id_table	= hp03_id,
 };
 module_i2c_driver(hp03_driver);