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hwmon: (pmbus) Use dev variable to represent client->dev

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This simplifies the code and makes it a bit smaller.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Guenter Roeck 2013-01-20 08:23:16 -08:00
parent 973018b1b7
commit c2a583519d
1 changed files with 18 additions and 19 deletions
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37
drivers/hwmon/pmbus/pmbus_core.c
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@ -1691,7 +1691,8 @@ static int pmbus_identify_common(struct i2c_client *client,
int pmbus_do_probe(struct i2c_client *client, const struct i2c_device_id *id, int pmbus_do_probe(struct i2c_client *client, const struct i2c_device_id *id,
struct pmbus_driver_info *info) struct pmbus_driver_info *info)
{ {
const struct pmbus_platform_data *pdata = client->dev.platform_data; struct device *dev = &client->dev;
const struct pmbus_platform_data *pdata = dev->platform_data;
struct pmbus_data *data; struct pmbus_data *data;
int ret; int ret;
@ -1703,7 +1704,7 @@ int pmbus_do_probe(struct i2c_client *client, const struct i2c_device_id *id,
| I2C_FUNC_SMBUS_WORD_DATA)) | I2C_FUNC_SMBUS_WORD_DATA))
return -ENODEV; return -ENODEV;
data = devm_kzalloc(&client->dev, sizeof(*data), GFP_KERNEL); data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL);
if (!data) if (!data)
return -ENOMEM; return -ENOMEM;
@ -1712,7 +1713,7 @@ int pmbus_do_probe(struct i2c_client *client, const struct i2c_device_id *id,
/* Bail out if PMBus status register does not exist. */ /* Bail out if PMBus status register does not exist. */
if (i2c_smbus_read_byte_data(client, PMBUS_STATUS_BYTE) < 0) { if (i2c_smbus_read_byte_data(client, PMBUS_STATUS_BYTE) < 0) {
dev_err(&client->dev, "PMBus status register not found\n"); dev_err(dev, "PMBus status register not found\n");
return -ENODEV; return -ENODEV;
} }
@ -1725,40 +1726,38 @@ int pmbus_do_probe(struct i2c_client *client, const struct i2c_device_id *id,
if (info->identify) { if (info->identify) {
ret = (*info->identify)(client, info); ret = (*info->identify)(client, info);
if (ret < 0) { if (ret < 0) {
dev_err(&client->dev, "Chip identification failed\n"); dev_err(dev, "Chip identification failed\n");
return ret; return ret;
} }
} }
if (info->pages <= 0 || info->pages > PMBUS_PAGES) { if (info->pages <= 0 || info->pages > PMBUS_PAGES) {
dev_err(&client->dev, "Bad number of PMBus pages: %d\n", dev_err(dev, "Bad number of PMBus pages: %d\n", info->pages);
info->pages);
return -ENODEV; return -ENODEV;
} }
ret = pmbus_identify_common(client, data); ret = pmbus_identify_common(client, data);
if (ret < 0) { if (ret < 0) {
dev_err(&client->dev, "Failed to identify chip capabilities\n"); dev_err(dev, "Failed to identify chip capabilities\n");
return ret; return ret;
} }
ret = -ENOMEM; data->sensors = devm_kzalloc(dev, sizeof(struct pmbus_sensor)
data->sensors = devm_kzalloc(&client->dev, sizeof(struct pmbus_sensor)
* data->max_sensors, GFP_KERNEL); * data->max_sensors, GFP_KERNEL);
if (!data->sensors) if (!data->sensors)
return -ENOMEM; return -ENOMEM;
data->booleans = devm_kzalloc(&client->dev, sizeof(struct pmbus_boolean) data->booleans = devm_kzalloc(dev, sizeof(struct pmbus_boolean)
* data->max_booleans, GFP_KERNEL); * data->max_booleans, GFP_KERNEL);
if (!data->booleans) if (!data->booleans)
return -ENOMEM; return -ENOMEM;
data->labels = devm_kzalloc(&client->dev, sizeof(struct pmbus_label) data->labels = devm_kzalloc(dev, sizeof(struct pmbus_label)
* data->max_labels, GFP_KERNEL); * data->max_labels, GFP_KERNEL);
if (!data->labels) if (!data->labels)
return -ENOMEM; return -ENOMEM;
data->attributes = devm_kzalloc(&client->dev, sizeof(struct attribute *) data->attributes = devm_kzalloc(dev, sizeof(struct attribute *)
* data->max_attributes, GFP_KERNEL); * data->max_attributes, GFP_KERNEL);
if (!data->attributes) if (!data->attributes)
return -ENOMEM; return -ENOMEM;
@ -1770,27 +1769,27 @@ int pmbus_do_probe(struct i2c_client *client, const struct i2c_device_id *id,
* Bail out instead of trying to register nothing. * Bail out instead of trying to register nothing.
*/ */
if (!data->num_attributes) { if (!data->num_attributes) {
dev_err(&client->dev, "No attributes found\n"); dev_err(dev, "No attributes found\n");
return -ENODEV; return -ENODEV;
} }
/* Register sysfs hooks */ /* Register sysfs hooks */
data->group.attrs = data->attributes; data->group.attrs = data->attributes;
ret = sysfs_create_group(&client->dev.kobj, &data->group); ret = sysfs_create_group(&dev->kobj, &data->group);
if (ret) { if (ret) {
dev_err(&client->dev, "Failed to create sysfs entries\n"); dev_err(dev, "Failed to create sysfs entries\n");
return ret; return ret;
} }
data->hwmon_dev = hwmon_device_register(&client->dev); data->hwmon_dev = hwmon_device_register(dev);
if (IS_ERR(data->hwmon_dev)) { if (IS_ERR(data->hwmon_dev)) {
ret = PTR_ERR(data->hwmon_dev); ret = PTR_ERR(data->hwmon_dev);
dev_err(&client->dev, "Failed to register hwmon device\n"); dev_err(dev, "Failed to register hwmon device\n");
goto out_hwmon_device_register; goto out_hwmon_device_register;
} }
return 0; return 0;
out_hwmon_device_register: out_hwmon_device_register:
sysfs_remove_group(&client->dev.kobj, &data->group); sysfs_remove_group(&dev->kobj, &data->group);
return ret; return ret;
} }
EXPORT_SYMBOL_GPL(pmbus_do_probe); EXPORT_SYMBOL_GPL(pmbus_do_probe);