diff options
| author | Gwendal Grignou <gwendal@chromium.org> | 2021-11-04 01:24:03 -0700 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2021-11-17 17:51:41 +0000 |
| commit | 1aa2f96abbcc7e68a13ce53deaf41cb2fd2debfa (patch) | |
| tree | 6c69b769869d628928d4aa9ea66e6dbff576e811 /drivers/iio | |
| parent | 9105079db67a64fa58c10e699aabfe4703f5ac3f (diff) | |
iio: mma7455: 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: Gwendal Grignou <gwendal@chromium.org>
Link: https://lore.kernel.org/r/20211104082413.3681212-4-gwendal@chromium.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio')
| -rw-r--r-- | drivers/iio/accel/mma7455_core.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/iio/accel/mma7455_core.c b/drivers/iio/accel/mma7455_core.c index 777c6c384b09..e6739ba74edf 100644 --- a/drivers/iio/accel/mma7455_core.c +++ b/drivers/iio/accel/mma7455_core.c @@ -134,7 +134,8 @@ static int mma7455_read_raw(struct iio_dev *indio_dev, if (ret) return ret; - *val = sign_extend32(le16_to_cpu(data), 9); + *val = sign_extend32(le16_to_cpu(data), + chan->scan_type.realbits - 1); return IIO_VAL_INT; |