63 	struct dev_pm_qos *qos = dev->power.qos;  in __dev_pm_qos_flags()  local
69 	if (IS_ERR_OR_NULL(qos))  in __dev_pm_qos_flags()
72 	pqf = &qos->flags;  in __dev_pm_qos_flags()
111 	return IS_ERR_OR_NULL(dev->power.qos) ?  in __dev_pm_qos_read_value()
112 		0 : pm_qos_read_value(&dev->power.qos->resume_latency);  in __dev_pm_qos_read_value()
144 	struct dev_pm_qos *qos = req->dev->power.qos;  in apply_constraint()  local
149 		ret = pm_qos_update_target(&qos->resume_latency,  in apply_constraint()
152 			value = pm_qos_read_value(&qos->resume_latency);  in apply_constraint()
159 		ret = pm_qos_update_target(&qos->latency_tolerance,  in apply_constraint()
162 			value = pm_qos_read_value(&qos->latency_tolerance);  in apply_constraint()
167 		ret = pm_qos_update_flags(&qos->flags, &req->data.flr,  in apply_constraint()
186 	struct dev_pm_qos *qos;  in dev_pm_qos_constraints_allocate()  local
190 	qos = kzalloc(sizeof(*qos), GFP_KERNEL);  in dev_pm_qos_constraints_allocate()
191 	if (!qos)  in dev_pm_qos_constraints_allocate()
196 		kfree(qos);  in dev_pm_qos_constraints_allocate()
201 	c = &qos->resume_latency;  in dev_pm_qos_constraints_allocate()
209 	c = &qos->latency_tolerance;  in dev_pm_qos_constraints_allocate()
216 	INIT_LIST_HEAD(&qos->flags.list);  in dev_pm_qos_constraints_allocate()
219 	dev->power.qos = qos;  in dev_pm_qos_constraints_allocate()
236 	struct dev_pm_qos *qos;  in dev_pm_qos_constraints_destroy()  local
255 	qos = dev->power.qos;  in dev_pm_qos_constraints_destroy()
256 	if (!qos)  in dev_pm_qos_constraints_destroy()
260 	c = &qos->resume_latency;  in dev_pm_qos_constraints_destroy()
269 	c = &qos->latency_tolerance;  in dev_pm_qos_constraints_destroy()
274 	f = &qos->flags;  in dev_pm_qos_constraints_destroy()
281 	dev->power.qos = ERR_PTR(-ENODEV);  in dev_pm_qos_constraints_destroy()
285 	kfree(qos);  in dev_pm_qos_constraints_destroy()
313 	if (IS_ERR(dev->power.qos))  in __dev_pm_qos_add_request()
315 	else if (!dev->power.qos)  in __dev_pm_qos_add_request()
379 	if (IS_ERR_OR_NULL(req->dev->power.qos))  in __dev_pm_qos_update_request()
442 	if (IS_ERR_OR_NULL(req->dev->power.qos))  in __dev_pm_qos_remove_request()
497 	if (IS_ERR(dev->power.qos))  in dev_pm_qos_add_notifier()
499 	else if (!dev->power.qos)  in dev_pm_qos_add_notifier()
503 		ret = blocking_notifier_chain_register(dev->power.qos->resume_latency.notifiers,  in dev_pm_qos_add_notifier()
529 	if (!IS_ERR_OR_NULL(dev->power.qos))  in dev_pm_qos_remove_notifier()
530 		retval = blocking_notifier_chain_unregister(dev->power.qos->resume_latency.notifiers,  in dev_pm_qos_remove_notifier()
613 		req = dev->power.qos->resume_latency_req;  in __dev_pm_qos_drop_user_request()
614 		dev->power.qos->resume_latency_req = NULL;  in __dev_pm_qos_drop_user_request()
617 		req = dev->power.qos->latency_tolerance_req;  in __dev_pm_qos_drop_user_request()
618 		dev->power.qos->latency_tolerance_req = NULL;  in __dev_pm_qos_drop_user_request()
621 		req = dev->power.qos->flags_req;  in __dev_pm_qos_drop_user_request()
622 		dev->power.qos->flags_req = NULL;  in __dev_pm_qos_drop_user_request()
664 	if (IS_ERR_OR_NULL(dev->power.qos))  in dev_pm_qos_expose_latency_limit()
666 	else if (dev->power.qos->resume_latency_req)  in dev_pm_qos_expose_latency_limit()
675 	dev->power.qos->resume_latency_req = req;  in dev_pm_qos_expose_latency_limit()
691 	if (!IS_ERR_OR_NULL(dev->power.qos) && dev->power.qos->resume_latency_req)  in __dev_pm_qos_hide_latency_limit()
741 	if (IS_ERR_OR_NULL(dev->power.qos))  in dev_pm_qos_expose_flags()
743 	else if (dev->power.qos->flags_req)  in dev_pm_qos_expose_flags()
752 	dev->power.qos->flags_req = req;  in dev_pm_qos_expose_flags()
769 	if (!IS_ERR_OR_NULL(dev->power.qos) && dev->power.qos->flags_req)  in __dev_pm_qos_hide_flags()
807 	if (IS_ERR_OR_NULL(dev->power.qos) || !dev->power.qos->flags_req) {  in dev_pm_qos_update_flags()
818 	ret = __dev_pm_qos_update_request(dev->power.qos->flags_req, value);  in dev_pm_qos_update_flags()
835 	ret = IS_ERR_OR_NULL(dev->power.qos)  in dev_pm_qos_get_user_latency_tolerance()
836 		|| !dev->power.qos->latency_tolerance_req ?  in dev_pm_qos_get_user_latency_tolerance()
838 			dev->power.qos->latency_tolerance_req->data.pnode.prio;  in dev_pm_qos_get_user_latency_tolerance()
854 	if (IS_ERR_OR_NULL(dev->power.qos)  in dev_pm_qos_update_user_latency_tolerance()
855 	    || !dev->power.qos->latency_tolerance_req) {  in dev_pm_qos_update_user_latency_tolerance()
872 		dev->power.qos->latency_tolerance_req = req;  in dev_pm_qos_update_user_latency_tolerance()
878 			ret = __dev_pm_qos_update_request(dev->power.qos->latency_tolerance_req, val);  in dev_pm_qos_update_user_latency_tolerance()