Commit d88c89db authored by Lars-Peter Clausen's avatar Lars-Peter Clausen Committed by Jonathan Cameron
Browse files

iio:ad7476: 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 2ebc39c0

drivers/iio/adc/ad7476.c

+3 −4
Original line number Diff line number Diff line
@@ -127,10 +127,9 @@ static int ad7476_read_raw(struct iio_dev *indio_dev, 
		} else {

			scale_uv = st->chip_info->int_vref_uv;

		}

		scale_uv >>= chan->scan_type.realbits;

		*val = scale_uv / 1000;

		*val2 = (scale_uv % 1000) * 1000;

		return IIO_VAL_INT_PLUS_MICRO;

		*val2 = chan->scan_type.realbits;

		return IIO_VAL_FRACTIONAL_LOG2;

	}

	return -EINVAL;

}