diff options
Diffstat (limited to 'drivers/hwmon/w83795.c')
| -rw-r--r-- | drivers/hwmon/w83795.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/hwmon/w83795.c b/drivers/hwmon/w83795.c index c461e753f9bf..1d840aa83782 100644 --- a/drivers/hwmon/w83795.c +++ b/drivers/hwmon/w83795.c @@ -713,7 +713,7 @@ store_beep(struct device *dev, struct device_attribute *attr, return count; } -/* Write any value to clear chassis alarm */ +/* Write 0 to clear chassis alarm */ static ssize_t store_chassis_clear(struct device *dev, struct device_attribute *attr, const char *buf, @@ -721,7 +721,10 @@ store_chassis_clear(struct device *dev, { struct i2c_client *client = to_i2c_client(dev); struct w83795_data *data = i2c_get_clientdata(client); - u8 val; + unsigned long val; + + if (strict_strtoul(buf, 10, &val) < 0 || val != 0) + return -EINVAL; mutex_lock(&data->update_lock); val = w83795_read(client, W83795_REG_CLR_CHASSIS); @@ -1709,8 +1712,10 @@ static const struct sensor_device_attribute_2 w83795_pwm[][7] = { }; static const struct sensor_device_attribute_2 sda_single_files[] = { - SENSOR_ATTR_2(chassis, S_IWUSR | S_IRUGO, show_alarm_beep, + SENSOR_ATTR_2(intrusion0_alarm, S_IWUSR | S_IRUGO, show_alarm_beep, store_chassis_clear, ALARM_STATUS, 46), + SENSOR_ATTR_2(intrusion0_beep, S_IWUSR | S_IRUGO, show_alarm_beep, + store_beep, BEEP_ENABLE, 46), SENSOR_ATTR_2(beep_enable, S_IWUSR | S_IRUGO, show_alarm_beep, store_beep, BEEP_ENABLE, 47), #ifdef CONFIG_SENSORS_W83795_FANCTRL |