int pm_qos_sysfs_add_latency_tolerance(struct device *dev)
{
	return sysfs_merge_group(&dev->kobj,
				 &pm_qos_latency_tolerance_attr_group);
}
int pm_qos_sysfs_add_latency_tolerance(struct device *dev)
{
	return sysfs_merge_group(&dev->kobj,
				 &pm_qos_latency_tolerance_attr_group);
}