restore the range register in case kxcjk1013 power is off after suspend we see the issue on some laptops, after system suspend and resume, the CTRL_REG1 register changed from 0xc8 to 0x80, so acceleration range is changed, the patch is to restore the acceleration range after resume.
Signed-off-by: he, bo <[email protected]> Signed-off-by: Chen, Hu <[email protected]> --- drivers/iio/accel/kxcjk-1013.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/iio/accel/kxcjk-1013.c b/drivers/iio/accel/kxcjk-1013.c index 7506bd9..c6bb3be 100644 --- a/drivers/iio/accel/kxcjk-1013.c +++ b/drivers/iio/accel/kxcjk-1013.c @@ -1340,6 +1340,7 @@ static int kxcjk1013_resume(struct device *dev) mutex_lock(&data->mutex); ret = kxcjk1013_set_mode(data, OPERATION); + ret += kxcjk1013_set_range(data, data->range); mutex_unlock(&data->mutex); return ret; -- 2.7.4
