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hwmon/ds1621: Create individual alarm files 

Future versions of libsensors will need this.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Cc: Aurelien Jarno <aurelien@aurel32.net>
hifive-unleashed-5.1
Jean Delvare 2007-06-09 10:11:15 -04:00 committed by Mark M. Hoffman
parent 46a2e71ced
commit 87f0f31baf
1 changed files with 14 additions and 0 deletions
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14
drivers/hwmon/ds1621.c
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@ -168,15 +168,29 @@ static ssize_t show_alarms(struct device *dev, struct device_attribute *da,
return sprintf(buf, "%d\n", ALARMS_FROM_REG(data->conf));
}
static ssize_t show_alarm(struct device *dev, struct device_attribute *da,
char *buf)
{
struct sensor_device_attribute *attr = to_sensor_dev_attr(da);
struct ds1621_data *data = ds1621_update_client(dev);
return sprintf(buf, "%d\n", !!(data->conf & attr->index));
}
static DEVICE_ATTR(alarms, S_IRUGO, show_alarms, NULL);
static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, show_temp, NULL, 0);
static SENSOR_DEVICE_ATTR(temp1_min, S_IWUSR | S_IRUGO, show_temp, set_temp, 1);
static SENSOR_DEVICE_ATTR(temp1_max, S_IWUSR | S_IRUGO, show_temp, set_temp, 2);
static SENSOR_DEVICE_ATTR(temp1_min_alarm, S_IRUGO, show_alarm, NULL,
DS1621_ALARM_TEMP_LOW);
static SENSOR_DEVICE_ATTR(temp1_max_alarm, S_IRUGO, show_alarm, NULL,
DS1621_ALARM_TEMP_HIGH);
static struct attribute *ds1621_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_min_alarm.dev_attr.attr,
&sensor_dev_attr_temp1_max_alarm.dev_attr.attr,
&dev_attr_alarms.attr,
NULL
};