io: accel: kxcjk1013: restore the range after resume.

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 <bo.he@intel.com>
Signed-off-by: Chen, Hu <hu1.chen@intel.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Cc: <Stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/iio/accel/kxcjk-1013.c b/drivers/iio/accel/kxcjk-1013.c
index 7846368003616e08b4bd2cc67f2cdc9859e738c3..780f886ccbfe918537d24125ab7db0f6efeedc97 100644 (file)
--- a/drivers/iio/accel/kxcjk-1013.c
+++ b/drivers/iio/accel/kxcjk-1013.c
@@ -1340,6 +1340,8 @@ static int kxcjk1013_resume(struct device *dev)
 
        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;