thermal_zone_get_crit_temp
ret = thermal_zone_get_crit_temp(tz, &temperature);
err = thermal_zone_get_crit_temp(tz, &crit_temp);
ret = thermal_zone_get_crit_temp(chip->tz_dev, &crit_temp);
ret = thermal_zone_get_crit_temp(tzd, &temp);
if (thermal_zone_get_crit_temp(tz, &temperature))
EXPORT_SYMBOL_GPL(thermal_zone_get_crit_temp);
int thermal_zone_get_crit_temp(struct thermal_zone_device *tz, int *temp);