From: he, bo <[email protected]> commit fe2d3df639a7940a125a33d6460529b9689c5406 upstream.
On some laptops, kxcjk1013 is powered off when system enters S3. We need restore the range regiter during resume. Otherwise, the sensor doesn't work properly after S3. Signed-off-by: he, bo <[email protected]> Signed-off-by: Chen, Hu <[email protected]> Reviewed-by: Hans de Goede <[email protected]> Cc: <[email protected]> Signed-off-by: Jonathan Cameron <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]> --- drivers/iio/accel/kxcjk-1013.c | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/iio/accel/kxcjk-1013.c +++ b/drivers/iio/accel/kxcjk-1013.c @@ -1340,6 +1340,8 @@ static int kxcjk1013_resume(struct devic mutex_lock(&data->mutex); ret = kxcjk1013_set_mode(data, OPERATION); + if (ret == 0) + ret = kxcjk1013_set_range(data, data->range); mutex_unlock(&data->mutex); return ret;
