diff mbox series

[v2,06/13] iio: stk8ba50: Use scan_type when processing raw data

Message ID 20211104082413.3681212-7-gwendal@chromium.org (mailing list archive)
State Accepted
Headers show
Series iio: Use scan_type shift and realbits when processing raw data | expand

Commit Message

Gwendal Grignou Nov. 4, 2021, 8:24 a.m. UTC 
Use channel definition as root of trust and replace constant
when reading elements directly using the raw sysfs attributes.

Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
---
 drivers/iio/accel/stk8ba50.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/iio/accel/stk8ba50.c b/drivers/iio/accel/stk8ba50.c
index e137a34b5c9a9..517c57ed9e949 100644
--- a/drivers/iio/accel/stk8ba50.c
+++ b/drivers/iio/accel/stk8ba50.c
@@ -227,7 +227,8 @@  static int stk8ba50_read_raw(struct iio_dev *indio_dev,
 			mutex_unlock(&data->lock);
 			return -EINVAL;
 		}
-		*val = sign_extend32(ret >> STK8BA50_DATA_SHIFT, 9);
+		*val = sign_extend32(ret >> chan->scan_type.shift,
+				     chan->scan_type.realbits - 1);
 		stk8ba50_set_power(data, STK8BA50_MODE_SUSPEND);
 		mutex_unlock(&data->lock);
 		return IIO_VAL_INT;