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author | Guenter Roeck <linux@roeck-us.net> | 2013-03-27 08:58:46 -0700 |
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committer | Guenter Roeck <linux@roeck-us.net> | 2013-04-14 04:47:06 -0700 |
commit | b4e665c78023ee4e4821f8e602e3b403c49ef70f (patch) | |
tree | d7e64e944803b06ecfe4784c9ba640f3d327e42c /drivers/hwmon/tmp401.c | |
parent | 947e92719db4163da6985afcc9ed3cf4147adbd4 (diff) | |
download | linux-b4e665c78023ee4e4821f8e602e3b403c49ef70f.tar.gz linux-b4e665c78023ee4e4821f8e602e3b403c49ef70f.tar.bz2 linux-b4e665c78023ee4e4821f8e602e3b403c49ef70f.zip |
hwmon: (tmp401) Use sysfs_create_group / sysfs_remove_group
instead of creating and removing sysfs attribute files individually.
Acked-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'drivers/hwmon/tmp401.c')
-rw-r--r-- | drivers/hwmon/tmp401.c | 154 |
1 files changed, 91 insertions, 63 deletions
diff --git a/drivers/hwmon/tmp401.c b/drivers/hwmon/tmp401.c index 04cf0c63a2ea..f9c492e35fe4 100644 --- a/drivers/hwmon/tmp401.c +++ b/drivers/hwmon/tmp401.c @@ -465,38 +465,64 @@ static ssize_t reset_temp_history(struct device *dev, return count; } -static struct sensor_device_attribute tmp401_attr[] = { - SENSOR_ATTR(temp1_input, S_IRUGO, show_temp_value, NULL, 0), - SENSOR_ATTR(temp1_min, S_IWUSR | S_IRUGO, show_temp_min, - store_temp_min, 0), - SENSOR_ATTR(temp1_max, S_IWUSR | S_IRUGO, show_temp_max, - store_temp_max, 0), - SENSOR_ATTR(temp1_crit, S_IWUSR | S_IRUGO, show_temp_crit, - store_temp_crit, 0), - SENSOR_ATTR(temp1_crit_hyst, S_IWUSR | S_IRUGO, show_temp_crit_hyst, - store_temp_crit_hyst, 0), - SENSOR_ATTR(temp1_min_alarm, S_IRUGO, show_status, NULL, - TMP401_STATUS_LOCAL_LOW), - SENSOR_ATTR(temp1_max_alarm, S_IRUGO, show_status, NULL, - TMP401_STATUS_LOCAL_HIGH), - SENSOR_ATTR(temp1_crit_alarm, S_IRUGO, show_status, NULL, - TMP401_STATUS_LOCAL_CRIT), - SENSOR_ATTR(temp2_input, S_IRUGO, show_temp_value, NULL, 1), - SENSOR_ATTR(temp2_min, S_IWUSR | S_IRUGO, show_temp_min, - store_temp_min, 1), - SENSOR_ATTR(temp2_max, S_IWUSR | S_IRUGO, show_temp_max, - store_temp_max, 1), - SENSOR_ATTR(temp2_crit, S_IWUSR | S_IRUGO, show_temp_crit, - store_temp_crit, 1), - SENSOR_ATTR(temp2_crit_hyst, S_IRUGO, show_temp_crit_hyst, NULL, 1), - SENSOR_ATTR(temp2_fault, S_IRUGO, show_status, NULL, - TMP401_STATUS_REMOTE_OPEN), - SENSOR_ATTR(temp2_min_alarm, S_IRUGO, show_status, NULL, - TMP401_STATUS_REMOTE_LOW), - SENSOR_ATTR(temp2_max_alarm, S_IRUGO, show_status, NULL, - TMP401_STATUS_REMOTE_HIGH), - SENSOR_ATTR(temp2_crit_alarm, S_IRUGO, show_status, NULL, - TMP401_STATUS_REMOTE_CRIT), +static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, show_temp_value, NULL, 0); +static SENSOR_DEVICE_ATTR(temp1_min, S_IWUSR | S_IRUGO, show_temp_min, + store_temp_min, 0); +static SENSOR_DEVICE_ATTR(temp1_max, S_IWUSR | S_IRUGO, show_temp_max, + store_temp_max, 0); +static SENSOR_DEVICE_ATTR(temp1_crit, S_IWUSR | S_IRUGO, show_temp_crit, + store_temp_crit, 0); +static SENSOR_DEVICE_ATTR(temp1_crit_hyst, S_IWUSR | S_IRUGO, + show_temp_crit_hyst, store_temp_crit_hyst, 0); +static SENSOR_DEVICE_ATTR(temp1_min_alarm, S_IRUGO, show_status, NULL, + TMP401_STATUS_LOCAL_LOW); +static SENSOR_DEVICE_ATTR(temp1_max_alarm, S_IRUGO, show_status, NULL, + TMP401_STATUS_LOCAL_HIGH); +static SENSOR_DEVICE_ATTR(temp1_crit_alarm, S_IRUGO, show_status, NULL, + TMP401_STATUS_LOCAL_CRIT); +static SENSOR_DEVICE_ATTR(temp2_input, S_IRUGO, show_temp_value, NULL, 1); +static SENSOR_DEVICE_ATTR(temp2_min, S_IWUSR | S_IRUGO, show_temp_min, + store_temp_min, 1); +static SENSOR_DEVICE_ATTR(temp2_max, S_IWUSR | S_IRUGO, show_temp_max, + store_temp_max, 1); +static SENSOR_DEVICE_ATTR(temp2_crit, S_IWUSR | S_IRUGO, show_temp_crit, + store_temp_crit, 1); +static SENSOR_DEVICE_ATTR(temp2_crit_hyst, S_IRUGO, show_temp_crit_hyst, + NULL, 1); +static SENSOR_DEVICE_ATTR(temp2_fault, S_IRUGO, show_status, NULL, + TMP401_STATUS_REMOTE_OPEN); +static SENSOR_DEVICE_ATTR(temp2_min_alarm, S_IRUGO, show_status, NULL, + TMP401_STATUS_REMOTE_LOW); +static SENSOR_DEVICE_ATTR(temp2_max_alarm, S_IRUGO, show_status, NULL, + TMP401_STATUS_REMOTE_HIGH); +static SENSOR_DEVICE_ATTR(temp2_crit_alarm, S_IRUGO, show_status, NULL, + TMP401_STATUS_REMOTE_CRIT); + +static struct attribute *tmp401_attributes[] = { + &sensor_dev_attr_temp1_input.dev_attr.attr, + &sensor_dev_attr_temp1_min.dev_attr.attr, + &sensor_dev_attr_temp1_max.dev_attr.attr, + &sensor_dev_attr_temp1_crit.dev_attr.attr, + &sensor_dev_attr_temp1_crit_hyst.dev_attr.attr, + &sensor_dev_attr_temp1_max_alarm.dev_attr.attr, + &sensor_dev_attr_temp1_min_alarm.dev_attr.attr, + &sensor_dev_attr_temp1_crit_alarm.dev_attr.attr, + + &sensor_dev_attr_temp2_input.dev_attr.attr, + &sensor_dev_attr_temp2_min.dev_attr.attr, + &sensor_dev_attr_temp2_max.dev_attr.attr, + &sensor_dev_attr_temp2_crit.dev_attr.attr, + &sensor_dev_attr_temp2_crit_hyst.dev_attr.attr, + &sensor_dev_attr_temp2_fault.dev_attr.attr, + &sensor_dev_attr_temp2_max_alarm.dev_attr.attr, + &sensor_dev_attr_temp2_min_alarm.dev_attr.attr, + &sensor_dev_attr_temp2_crit_alarm.dev_attr.attr, + + NULL +}; + +static const struct attribute_group tmp401_group = { + .attrs = tmp401_attributes, }; /* @@ -506,12 +532,24 @@ static struct sensor_device_attribute tmp401_attr[] = { * minimum and maximum register reset for both the local * and remote channels. */ -static struct sensor_device_attribute tmp411_attr[] = { - SENSOR_ATTR(temp1_highest, S_IRUGO, show_temp_highest, NULL, 0), - SENSOR_ATTR(temp1_lowest, S_IRUGO, show_temp_lowest, NULL, 0), - SENSOR_ATTR(temp2_highest, S_IRUGO, show_temp_highest, NULL, 1), - SENSOR_ATTR(temp2_lowest, S_IRUGO, show_temp_lowest, NULL, 1), - SENSOR_ATTR(temp_reset_history, S_IWUSR, NULL, reset_temp_history, 0), +static SENSOR_DEVICE_ATTR(temp1_highest, S_IRUGO, show_temp_highest, NULL, 0); +static SENSOR_DEVICE_ATTR(temp1_lowest, S_IRUGO, show_temp_lowest, NULL, 0); +static SENSOR_DEVICE_ATTR(temp2_highest, S_IRUGO, show_temp_highest, NULL, 1); +static SENSOR_DEVICE_ATTR(temp2_lowest, S_IRUGO, show_temp_lowest, NULL, 1); +static SENSOR_DEVICE_ATTR(temp_reset_history, S_IWUSR, NULL, reset_temp_history, + 0); + +static struct attribute *tmp411_attributes[] = { + &sensor_dev_attr_temp1_highest.dev_attr.attr, + &sensor_dev_attr_temp1_lowest.dev_attr.attr, + &sensor_dev_attr_temp2_highest.dev_attr.attr, + &sensor_dev_attr_temp2_lowest.dev_attr.attr, + &sensor_dev_attr_temp_reset_history.dev_attr.attr, + NULL +}; + +static const struct attribute_group tmp411_group = { + .attrs = tmp411_attributes, }; /* @@ -602,20 +640,16 @@ static int tmp401_detect(struct i2c_client *client, static int tmp401_remove(struct i2c_client *client) { + struct device *dev = &client->dev; struct tmp401_data *data = i2c_get_clientdata(client); - int i; if (data->hwmon_dev) hwmon_device_unregister(data->hwmon_dev); - for (i = 0; i < ARRAY_SIZE(tmp401_attr); i++) - device_remove_file(&client->dev, &tmp401_attr[i].dev_attr); + sysfs_remove_group(&dev->kobj, &tmp401_group); - if (data->kind == tmp411) { - for (i = 0; i < ARRAY_SIZE(tmp411_attr); i++) - device_remove_file(&client->dev, - &tmp411_attr[i].dev_attr); - } + if (data->kind == tmp411) + sysfs_remove_group(&dev->kobj, &tmp411_group); return 0; } @@ -623,12 +657,12 @@ static int tmp401_remove(struct i2c_client *client) static int tmp401_probe(struct i2c_client *client, const struct i2c_device_id *id) { - int i, err = 0; + struct device *dev = &client->dev; + int err; struct tmp401_data *data; const char *names[] = { "TMP401", "TMP411", "TMP431" }; - data = devm_kzalloc(&client->dev, sizeof(struct tmp401_data), - GFP_KERNEL); + data = devm_kzalloc(dev, sizeof(struct tmp401_data), GFP_KERNEL); if (!data) return -ENOMEM; @@ -640,31 +674,25 @@ static int tmp401_probe(struct i2c_client *client, tmp401_init_client(client); /* Register sysfs hooks */ - for (i = 0; i < ARRAY_SIZE(tmp401_attr); i++) { - err = device_create_file(&client->dev, - &tmp401_attr[i].dev_attr); - if (err) - goto exit_remove; - } + err = sysfs_create_group(&dev->kobj, &tmp401_group); + if (err) + return err; /* Register additional tmp411 sysfs hooks */ if (data->kind == tmp411) { - for (i = 0; i < ARRAY_SIZE(tmp411_attr); i++) { - err = device_create_file(&client->dev, - &tmp411_attr[i].dev_attr); - if (err) - goto exit_remove; - } + err = sysfs_create_group(&dev->kobj, &tmp411_group); + if (err) + goto exit_remove; } - data->hwmon_dev = hwmon_device_register(&client->dev); + data->hwmon_dev = hwmon_device_register(dev); if (IS_ERR(data->hwmon_dev)) { err = PTR_ERR(data->hwmon_dev); data->hwmon_dev = NULL; goto exit_remove; } - dev_info(&client->dev, "Detected TI %s chip\n", names[data->kind]); + dev_info(dev, "Detected TI %s chip\n", names[data->kind]); return 0; |