diff options
Diffstat (limited to 'drivers/hwmon')
-rw-r--r-- | drivers/hwmon/lm75.c | 10 | ||||
-rw-r--r-- | drivers/hwmon/ntc_thermistor.c | 12 | ||||
-rw-r--r-- | drivers/hwmon/scpi-hwmon.c | 48 | ||||
-rw-r--r-- | drivers/hwmon/tmp102.c | 8 |
4 files changed, 18 insertions, 60 deletions
diff --git a/drivers/hwmon/lm75.c b/drivers/hwmon/lm75.c index 0addc84..69166ab 100644 --- a/drivers/hwmon/lm75.c +++ b/drivers/hwmon/lm75.c @@ -77,7 +77,6 @@ static const u8 LM75_REG_TEMP[3] = { struct lm75_data { struct i2c_client *client; struct device *hwmon_dev; - struct thermal_zone_device *tz; struct mutex update_lock; u8 orig_conf; u8 resolution; /* In bits, between 9 and 12 */ @@ -306,11 +305,9 @@ lm75_probe(struct i2c_client *client, const struct i2c_device_id *id) if (IS_ERR(data->hwmon_dev)) return PTR_ERR(data->hwmon_dev); - data->tz = thermal_zone_of_sensor_register(data->hwmon_dev, 0, - data->hwmon_dev, - &lm75_of_thermal_ops); - if (IS_ERR(data->tz)) - data->tz = NULL; + devm_thermal_zone_of_sensor_register(data->hwmon_dev, 0, + data->hwmon_dev, + &lm75_of_thermal_ops); dev_info(dev, "%s: sensor '%s'\n", dev_name(data->hwmon_dev), client->name); @@ -322,7 +319,6 @@ static int lm75_remove(struct i2c_client *client) { struct lm75_data *data = i2c_get_clientdata(client); - thermal_zone_of_sensor_unregister(data->hwmon_dev, data->tz); hwmon_device_unregister(data->hwmon_dev); lm75_write_value(client, LM75_REG_CONF, data->orig_conf); return 0; diff --git a/drivers/hwmon/ntc_thermistor.c b/drivers/hwmon/ntc_thermistor.c index faa6e8d..8ef7b71 100644 --- a/drivers/hwmon/ntc_thermistor.c +++ b/drivers/hwmon/ntc_thermistor.c @@ -259,7 +259,6 @@ struct ntc_data { struct device *dev; int n_comp; char name[PLATFORM_NAME_SIZE]; - struct thermal_zone_device *tz; }; #if defined(CONFIG_OF) && IS_ENABLED(CONFIG_IIO) @@ -579,6 +578,7 @@ static const struct thermal_zone_of_device_ops ntc_of_thermal_ops = { static int ntc_thermistor_probe(struct platform_device *pdev) { + struct thermal_zone_device *tz; const struct of_device_id *of_id = of_match_device(of_match_ptr(ntc_match), &pdev->dev); const struct platform_device_id *pdev_id; @@ -677,12 +677,10 @@ static int ntc_thermistor_probe(struct platform_device *pdev) dev_info(&pdev->dev, "Thermistor type: %s successfully probed.\n", pdev_id->name); - data->tz = thermal_zone_of_sensor_register(data->dev, 0, data->dev, - &ntc_of_thermal_ops); - if (IS_ERR(data->tz)) { + tz = devm_thermal_zone_of_sensor_register(data->dev, 0, data->dev, + &ntc_of_thermal_ops); + if (IS_ERR(tz)) dev_dbg(&pdev->dev, "Failed to register to thermal fw.\n"); - data->tz = NULL; - } return 0; err_after_sysfs: @@ -700,8 +698,6 @@ static int ntc_thermistor_remove(struct platform_device *pdev) sysfs_remove_group(&data->dev->kobj, &ntc_attr_group); ntc_iio_channel_release(pdata); - thermal_zone_of_sensor_unregister(data->dev, data->tz); - return 0; } diff --git a/drivers/hwmon/scpi-hwmon.c b/drivers/hwmon/scpi-hwmon.c index 912b449..25b44e6 100644 --- a/drivers/hwmon/scpi-hwmon.c +++ b/drivers/hwmon/scpi-hwmon.c @@ -31,10 +31,8 @@ struct sensor_data { }; struct scpi_thermal_zone { - struct list_head list; int sensor_id; struct scpi_sensors *scpi_sensors; - struct thermal_zone_device *tzd; }; struct scpi_sensors { @@ -92,20 +90,6 @@ scpi_show_label(struct device *dev, struct device_attribute *attr, char *buf) return sprintf(buf, "%s\n", sensor->info.name); } -static void -unregister_thermal_zones(struct platform_device *pdev, - struct scpi_sensors *scpi_sensors) -{ - struct list_head *pos; - - list_for_each(pos, &scpi_sensors->thermal_zones) { - struct scpi_thermal_zone *zone; - - zone = list_entry(pos, struct scpi_thermal_zone, list); - thermal_zone_of_sensor_unregister(&pdev->dev, zone->tzd); - } -} - static struct thermal_zone_of_device_ops scpi_sensor_ops = { .get_temp = scpi_read_temp, }; @@ -118,7 +102,7 @@ static int scpi_hwmon_probe(struct platform_device *pdev) struct scpi_ops *scpi_ops; struct device *hwdev, *dev = &pdev->dev; struct scpi_sensors *scpi_sensors; - int ret, idx; + int idx, ret; scpi_ops = get_scpi_ops(); if (!scpi_ops) @@ -232,48 +216,35 @@ static int scpi_hwmon_probe(struct platform_device *pdev) INIT_LIST_HEAD(&scpi_sensors->thermal_zones); for (i = 0; i < nr_sensors; i++) { struct sensor_data *sensor = &scpi_sensors->data[i]; + struct thermal_zone_device *z; struct scpi_thermal_zone *zone; if (sensor->info.class != TEMPERATURE) continue; zone = devm_kzalloc(dev, sizeof(*zone), GFP_KERNEL); - if (!zone) { - ret = -ENOMEM; - goto unregister_tzd; - } + if (!zone) + return -ENOMEM; zone->sensor_id = i; zone->scpi_sensors = scpi_sensors; - zone->tzd = thermal_zone_of_sensor_register(dev, - sensor->info.sensor_id, zone, &scpi_sensor_ops); + z = devm_thermal_zone_of_sensor_register(dev, + sensor->info.sensor_id, + zone, + &scpi_sensor_ops); /* * The call to thermal_zone_of_sensor_register returns * an error for sensors that are not associated with * any thermal zones or if the thermal subsystem is * not configured. */ - if (IS_ERR(zone->tzd)) { + if (IS_ERR(z)) { devm_kfree(dev, zone); continue; } - list_add(&zone->list, &scpi_sensors->thermal_zones); } return 0; - -unregister_tzd: - unregister_thermal_zones(pdev, scpi_sensors); - return ret; -} - -static int scpi_hwmon_remove(struct platform_device *pdev) -{ - struct scpi_sensors *scpi_sensors = platform_get_drvdata(pdev); - - unregister_thermal_zones(pdev, scpi_sensors); - - return 0; } static const struct of_device_id scpi_of_match[] = { @@ -288,7 +259,6 @@ static struct platform_driver scpi_hwmon_platdrv = { .of_match_table = scpi_of_match, }, .probe = scpi_hwmon_probe, - .remove = scpi_hwmon_remove, }; module_platform_driver(scpi_hwmon_platdrv); diff --git a/drivers/hwmon/tmp102.c b/drivers/hwmon/tmp102.c index 5289aa0..f1e96fd 100644 --- a/drivers/hwmon/tmp102.c +++ b/drivers/hwmon/tmp102.c @@ -53,7 +53,6 @@ struct tmp102 { struct i2c_client *client; struct device *hwmon_dev; - struct thermal_zone_device *tz; struct mutex lock; u16 config_orig; unsigned long last_update; @@ -232,10 +231,8 @@ static int tmp102_probe(struct i2c_client *client, goto fail_restore_config; } tmp102->hwmon_dev = hwmon_dev; - tmp102->tz = thermal_zone_of_sensor_register(hwmon_dev, 0, hwmon_dev, - &tmp102_of_thermal_ops); - if (IS_ERR(tmp102->tz)) - tmp102->tz = NULL; + devm_thermal_zone_of_sensor_register(hwmon_dev, 0, hwmon_dev, + &tmp102_of_thermal_ops); dev_info(dev, "initialized\n"); @@ -251,7 +248,6 @@ static int tmp102_remove(struct i2c_client *client) { struct tmp102 *tmp102 = i2c_get_clientdata(client); - thermal_zone_of_sensor_unregister(tmp102->hwmon_dev, tmp102->tz); hwmon_device_unregister(tmp102->hwmon_dev); /* Stop monitoring if device was stopped originally */ |