diff options
Diffstat (limited to 'drivers/iio/adc/qcom-spmi-vadc.c')
| -rw-r--r-- | drivers/iio/adc/qcom-spmi-vadc.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/iio/adc/qcom-spmi-vadc.c b/drivers/iio/adc/qcom-spmi-vadc.c index aaf4caf06505..18eb2955cc21 100644 --- a/drivers/iio/adc/qcom-spmi-vadc.c +++ b/drivers/iio/adc/qcom-spmi-vadc.c @@ -658,13 +658,15 @@ static int vadc_scale_die_temp(struct vadc_priv *vadc, { const struct vadc_prescale_ratio *prescale; s64 voltage = 0; + u64 temp; /* Temporary variable for do_div */ vadc_scale_calib(vadc, adc_code, prop, &voltage); if (voltage > 0) { prescale = &vadc_prescale_ratios[prop->prescale]; - voltage = voltage * prescale->den; - voltage /= (prescale->num * 2); + temp = voltage * prescale->den; + do_div(temp, prescale->num * 2); + voltage = temp; } else { voltage = 0; } |