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

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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>
This commit is contained in:
he, bo 2019-03-06 10:32:20 +08:00 committed by Greg Kroah-Hartman
parent 07921e3cb1
commit dc4f96499d
1 changed files with 2 additions and 0 deletions
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2
drivers/iio/accel/kxcjk-1013.c
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@ -1343,6 +1343,8 @@ 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;