enforce_temp_range
temp = enforce_temp_range(dev, trip_temp) / ts->soc->thresh_grain;
temp = enforce_temp_range(dev, trip_temp) / ts->soc->thresh_grain;
lo = enforce_temp_range(zone->dev, lo) / zone->ts->soc->thresh_grain;
hi = enforce_temp_range(zone->dev, hi) / zone->ts->soc->thresh_grain;