diff options
author | Guenter Roeck <linux@roeck-us.net> | 2013-01-20 08:23:16 -0800 |
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committer | Guenter Roeck <linux@roeck-us.net> | 2013-02-06 09:58:00 -0800 |
commit | c2a583519dacf89fb4231e062e9804355ae2326b (patch) | |
tree | 775d84eaca8a715dae376e09d7ec7a6a7dfbf7ed /drivers/hwmon | |
parent | 973018b1b75abd696304207f016875d1fce2dbf4 (diff) | |
download | lwn-c2a583519dacf89fb4231e062e9804355ae2326b.tar.gz lwn-c2a583519dacf89fb4231e062e9804355ae2326b.zip |
hwmon: (pmbus) Use dev variable to represent client->dev
This simplifies the code and makes it a bit smaller.
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'drivers/hwmon')
-rw-r--r-- | drivers/hwmon/pmbus/pmbus_core.c | 37 |
1 files changed, 18 insertions, 19 deletions
diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c index b9ba8ce1f3f1..97eca0340dc0 100644 --- a/drivers/hwmon/pmbus/pmbus_core.c +++ b/drivers/hwmon/pmbus/pmbus_core.c @@ -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, 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; 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)) return -ENODEV; - data = devm_kzalloc(&client->dev, sizeof(*data), GFP_KERNEL); + data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL); if (!data) 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. */ 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; } @@ -1725,40 +1726,38 @@ int pmbus_do_probe(struct i2c_client *client, const struct i2c_device_id *id, if (info->identify) { ret = (*info->identify)(client, info); if (ret < 0) { - dev_err(&client->dev, "Chip identification failed\n"); + dev_err(dev, "Chip identification failed\n"); return ret; } } if (info->pages <= 0 || info->pages > PMBUS_PAGES) { - dev_err(&client->dev, "Bad number of PMBus pages: %d\n", - info->pages); + dev_err(dev, "Bad number of PMBus pages: %d\n", info->pages); return -ENODEV; } ret = pmbus_identify_common(client, data); if (ret < 0) { - dev_err(&client->dev, "Failed to identify chip capabilities\n"); + dev_err(dev, "Failed to identify chip capabilities\n"); return ret; } - ret = -ENOMEM; - data->sensors = devm_kzalloc(&client->dev, sizeof(struct pmbus_sensor) + data->sensors = devm_kzalloc(dev, sizeof(struct pmbus_sensor) * data->max_sensors, GFP_KERNEL); if (!data->sensors) return -ENOMEM; - data->booleans = devm_kzalloc(&client->dev, sizeof(struct pmbus_boolean) - * data->max_booleans, GFP_KERNEL); + data->booleans = devm_kzalloc(dev, sizeof(struct pmbus_boolean) + * data->max_booleans, GFP_KERNEL); if (!data->booleans) 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); if (!data->labels) return -ENOMEM; - data->attributes = devm_kzalloc(&client->dev, sizeof(struct attribute *) + data->attributes = devm_kzalloc(dev, sizeof(struct attribute *) * data->max_attributes, GFP_KERNEL); if (!data->attributes) 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. */ if (!data->num_attributes) { - dev_err(&client->dev, "No attributes found\n"); + dev_err(dev, "No attributes found\n"); return -ENODEV; } /* Register sysfs hooks */ data->group.attrs = data->attributes; - ret = sysfs_create_group(&client->dev.kobj, &data->group); + ret = sysfs_create_group(&dev->kobj, &data->group); if (ret) { - dev_err(&client->dev, "Failed to create sysfs entries\n"); + dev_err(dev, "Failed to create sysfs entries\n"); return ret; } - data->hwmon_dev = hwmon_device_register(&client->dev); + data->hwmon_dev = hwmon_device_register(dev); if (IS_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; } return 0; out_hwmon_device_register: - sysfs_remove_group(&client->dev.kobj, &data->group); + sysfs_remove_group(&dev->kobj, &data->group); return ret; } EXPORT_SYMBOL_GPL(pmbus_do_probe); |