Commit 4f9be985 authored by Lars-Peter Clausen's avatar Lars-Peter Clausen Committed by Jonathan Cameron

staging:iio:ad7746: Report scale as fractional value

Move the complexity of calculating the fixed point scale to the core.
Signed-off-by: default avatarLars-Peter Clausen <lars@metafoo.de>
Signed-off-by: default avatarJonathan Cameron <jic23@kernel.org>
parent b740f48a
......@@ -656,20 +656,21 @@ static int ad7746_read_raw(struct iio_dev *indio_dev,
switch (chan->type) {
case IIO_CAPACITANCE:
/* 8.192pf / 2^24 */
*val2 = 488;
*val = 0;
*val2 = 488;
ret = IIO_VAL_INT_PLUS_NANO;
break;
case IIO_VOLTAGE:
/* 1170mV / 2^23 */
*val2 = 139475;
*val = 0;
*val = 1170;
*val2 = 23;
ret = IIO_VAL_FRACTIONAL_LOG2;
break;
default:
ret = -EINVAL;
goto out;
break;
}
ret = IIO_VAL_INT_PLUS_NANO;
break;
default:
ret = -EINVAL;
......
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