diff options
Diffstat (limited to 'drivers/hwmon/lm83.c')
| -rw-r--r-- | drivers/hwmon/lm83.c | 125 |
1 files changed, 60 insertions, 65 deletions
diff --git a/drivers/hwmon/lm83.c b/drivers/hwmon/lm83.c index ea224891d311..feb87b41e986 100644 --- a/drivers/hwmon/lm83.c +++ b/drivers/hwmon/lm83.c @@ -40,6 +40,7 @@ #include <linux/hwmon.h> #include <linux/err.h> #include <linux/mutex.h> +#include <linux/sysfs.h> /* * Addresses to scan @@ -234,6 +235,48 @@ static SENSOR_DEVICE_ATTR(temp2_max_alarm, S_IRUGO, show_alarm, NULL, 15); /* Raw alarm file for compatibility */ static DEVICE_ATTR(alarms, S_IRUGO, show_alarms, NULL); +static struct attribute *lm83_attributes[] = { + &sensor_dev_attr_temp1_input.dev_attr.attr, + &sensor_dev_attr_temp3_input.dev_attr.attr, + &sensor_dev_attr_temp1_max.dev_attr.attr, + &sensor_dev_attr_temp3_max.dev_attr.attr, + &sensor_dev_attr_temp1_crit.dev_attr.attr, + &sensor_dev_attr_temp3_crit.dev_attr.attr, + + &sensor_dev_attr_temp1_crit_alarm.dev_attr.attr, + &sensor_dev_attr_temp3_crit_alarm.dev_attr.attr, + &sensor_dev_attr_temp3_input_fault.dev_attr.attr, + &sensor_dev_attr_temp3_max_alarm.dev_attr.attr, + &sensor_dev_attr_temp1_max_alarm.dev_attr.attr, + &dev_attr_alarms.attr, + NULL +}; + +static const struct attribute_group lm83_group = { + .attrs = lm83_attributes, +}; + +static struct attribute *lm83_attributes_opt[] = { + &sensor_dev_attr_temp2_input.dev_attr.attr, + &sensor_dev_attr_temp4_input.dev_attr.attr, + &sensor_dev_attr_temp2_max.dev_attr.attr, + &sensor_dev_attr_temp4_max.dev_attr.attr, + &sensor_dev_attr_temp2_crit.dev_attr.attr, + &sensor_dev_attr_temp4_crit.dev_attr.attr, + + &sensor_dev_attr_temp2_crit_alarm.dev_attr.attr, + &sensor_dev_attr_temp4_crit_alarm.dev_attr.attr, + &sensor_dev_attr_temp4_input_fault.dev_attr.attr, + &sensor_dev_attr_temp4_max_alarm.dev_attr.attr, + &sensor_dev_attr_temp2_input_fault.dev_attr.attr, + &sensor_dev_attr_temp2_max_alarm.dev_attr.attr, + NULL +}; + +static const struct attribute_group lm83_group_opt = { + .attrs = lm83_attributes_opt, +}; + /* * Real code */ @@ -342,82 +385,32 @@ static int lm83_detect(struct i2c_adapter *adapter, int address, int kind) goto exit_free; /* - * Initialize the LM83 chip - * (Nothing to do for this one.) - */ - - /* Register sysfs hooks */ - data->class_dev = hwmon_device_register(&new_client->dev); - if (IS_ERR(data->class_dev)) { - err = PTR_ERR(data->class_dev); - goto exit_detach; - } - - /* + * Register sysfs hooks * The LM82 can only monitor one external diode which is * at the same register as the LM83 temp3 entry - so we * declare 1 and 3 common, and then 2 and 4 only for the LM83. */ - device_create_file(&new_client->dev, - &sensor_dev_attr_temp1_input.dev_attr); - device_create_file(&new_client->dev, - &sensor_dev_attr_temp3_input.dev_attr); - - device_create_file(&new_client->dev, - &sensor_dev_attr_temp1_max.dev_attr); - device_create_file(&new_client->dev, - &sensor_dev_attr_temp3_max.dev_attr); - - device_create_file(&new_client->dev, - &sensor_dev_attr_temp1_crit.dev_attr); - device_create_file(&new_client->dev, - &sensor_dev_attr_temp3_crit.dev_attr); - - device_create_file(&new_client->dev, - &sensor_dev_attr_temp3_input_fault.dev_attr); - device_create_file(&new_client->dev, - &sensor_dev_attr_temp1_max_alarm.dev_attr); - device_create_file(&new_client->dev, - &sensor_dev_attr_temp3_max_alarm.dev_attr); - device_create_file(&new_client->dev, - &sensor_dev_attr_temp1_crit_alarm.dev_attr); - device_create_file(&new_client->dev, - &sensor_dev_attr_temp3_crit_alarm.dev_attr); - device_create_file(&new_client->dev, &dev_attr_alarms); + if ((err = sysfs_create_group(&new_client->dev.kobj, &lm83_group))) + goto exit_detach; if (kind == lm83) { - device_create_file(&new_client->dev, - &sensor_dev_attr_temp2_input.dev_attr); - device_create_file(&new_client->dev, - &sensor_dev_attr_temp4_input.dev_attr); - - device_create_file(&new_client->dev, - &sensor_dev_attr_temp2_max.dev_attr); - device_create_file(&new_client->dev, - &sensor_dev_attr_temp4_max.dev_attr); - - device_create_file(&new_client->dev, - &sensor_dev_attr_temp2_crit.dev_attr); - device_create_file(&new_client->dev, - &sensor_dev_attr_temp4_crit.dev_attr); - - device_create_file(&new_client->dev, - &sensor_dev_attr_temp2_input_fault.dev_attr); - device_create_file(&new_client->dev, - &sensor_dev_attr_temp4_input_fault.dev_attr); - device_create_file(&new_client->dev, - &sensor_dev_attr_temp2_max_alarm.dev_attr); - device_create_file(&new_client->dev, - &sensor_dev_attr_temp4_max_alarm.dev_attr); - device_create_file(&new_client->dev, - &sensor_dev_attr_temp2_crit_alarm.dev_attr); - device_create_file(&new_client->dev, - &sensor_dev_attr_temp4_crit_alarm.dev_attr); + if ((err = sysfs_create_group(&new_client->dev.kobj, + &lm83_group_opt))) + goto exit_remove_files; + } + + data->class_dev = hwmon_device_register(&new_client->dev); + if (IS_ERR(data->class_dev)) { + err = PTR_ERR(data->class_dev); + goto exit_remove_files; } return 0; +exit_remove_files: + sysfs_remove_group(&new_client->dev.kobj, &lm83_group); + sysfs_remove_group(&new_client->dev.kobj, &lm83_group_opt); exit_detach: i2c_detach_client(new_client); exit_free: @@ -432,6 +425,8 @@ static int lm83_detach_client(struct i2c_client *client) int err; hwmon_device_unregister(data->class_dev); + sysfs_remove_group(&client->dev.kobj, &lm83_group); + sysfs_remove_group(&client->dev.kobj, &lm83_group_opt); if ((err = i2c_detach_client(client))) return err; |