BH1745_CTRL2_ADC_GAIN_MASK
gain_sel = FIELD_GET(BH1745_CTRL2_ADC_GAIN_MASK, value);
BH1745_CTRL2_ADC_GAIN_MASK, hw_gain_sel);
current_hwgain_sel = FIELD_GET(BH1745_CTRL2_ADC_GAIN_MASK, value);
BH1745_CTRL2_ADC_GAIN_MASK,