174 	int mantissa;  in max44009_lux_raw()  local
181 	mantissa = ((hi & 0xf) << 4) | (lo & 0xf);  in max44009_lux_raw()
191 	return exponent * mantissa;  in max44009_lux_raw()
301 	int mantissa, exp;  in max44009_threshold_byte_from_fraction()  local
309 	mantissa = integral * MAX44009_SCALE_DENOMINATOR;  in max44009_threshold_byte_from_fraction()
310 	mantissa /= MAX44009_SCALE_NUMERATOR;  in max44009_threshold_byte_from_fraction()
313 	mantissa += fractional / MAX44009_FRACT_MULT *  in max44009_threshold_byte_from_fraction()
316 	for (exp = 0; mantissa > 0xff; exp++)  in max44009_threshold_byte_from_fraction()
317 		mantissa >>= 1;  in max44009_threshold_byte_from_fraction()
319 	mantissa >>= 4;  in max44009_threshold_byte_from_fraction()
320 	mantissa &= 0xf;  in max44009_threshold_byte_from_fraction()
323 	return exp | mantissa;  in max44009_threshold_byte_from_fraction()
367 	int mantissa, exponent;  in max44009_read_threshold()  local
377 	mantissa = byte & MAX44009_THRESH_MANT_MASK;  in max44009_read_threshold()
378 	mantissa <<= MAX44009_THRESH_MANT_LSHIFT;  in max44009_read_threshold()
385 		mantissa += MAX44009_UPPER_THR_MINIMUM;  in max44009_read_threshold()
394 	return (1 << exponent) * mantissa;  in max44009_read_threshold()