Commit a5cd0e7f authored by Gwendal Grignou's avatar Gwendal Grignou Committed by Jonathan Cameron
Browse files

iio: ti-adc12138: Use scan_type when processing raw data 



Use channel definition as root of trust and replace constant
when reading elements directly using the raw sysfs attributes.

Signed-off-by: default avatarGwendal Grignou <gwendal@chromium.org>
Link: https://lore.kernel.org/r/20211104082413.3681212-10-gwendal@chromium.org


Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent 4e9f4c12

drivers/iio/adc/ti-adc12138.c

+2 −1
Original line number Diff line number Diff line
@@ -239,7 +239,8 @@ static int adc12138_read_raw(struct iio_dev *iio, 
		if (ret)

			return ret;



		*value = sign_extend32(be16_to_cpu(data) >> 3, 12);

		*value = sign_extend32(be16_to_cpu(data) >> channel->scan_type.shift,

				       channel->scan_type.realbits - 1);



		return IIO_VAL_INT;

	case IIO_CHAN_INFO_SCALE: