cpufreq: Add policy create/remove notifiers back (6a149036) · Commits · 戴 / test

drivers/cpufreq/cpufreq.c

+14 −1

Original line number	Original line	Diff line number	Diff line
	@@ -1266,7 +1266,17 @@ static void cpufreq_policy_free(struct cpufreq_policy *policy)
	DEV_PM_QOS_MAX_FREQUENCY);		DEV_PM_QOS_MAX_FREQUENCY);
	dev_pm_qos_remove_notifier(dev, &policy->nb_min,		dev_pm_qos_remove_notifier(dev, &policy->nb_min,
	DEV_PM_QOS_MIN_FREQUENCY);		DEV_PM_QOS_MIN_FREQUENCY);

			if (policy->max_freq_req) {
			/*
			* CPUFREQ_CREATE_POLICY notification is sent only after
			* successfully adding max_freq_req request.
			*/
			blocking_notifier_call_chain(&cpufreq_policy_notifier_list,
			CPUFREQ_REMOVE_POLICY, policy);
	dev_pm_qos_remove_request(policy->max_freq_req);		dev_pm_qos_remove_request(policy->max_freq_req);
			}

	dev_pm_qos_remove_request(policy->min_freq_req);		dev_pm_qos_remove_request(policy->min_freq_req);
	kfree(policy->min_freq_req);		kfree(policy->min_freq_req);

	@@ -1391,6 +1401,9 @@ static int cpufreq_online(unsigned int cpu)
	ret);		ret);
	goto out_destroy_policy;		goto out_destroy_policy;
	}		}

			blocking_notifier_call_chain(&cpufreq_policy_notifier_list,
			CPUFREQ_CREATE_POLICY, policy);
	}		}

	if (cpufreq_driver->get && has_target()) {		if (cpufreq_driver->get && has_target()) {

+2 −0

Original line number	Original line	Diff line number	Diff line
	@@ -458,6 +458,8 @@ static inline void cpufreq_resume(void) {}
	/* Policy Notifiers */		/* Policy Notifiers */
	#define CPUFREQ_ADJUST (0)		#define CPUFREQ_ADJUST (0)
	#define CPUFREQ_NOTIFY (1)		#define CPUFREQ_NOTIFY (1)
			#define CPUFREQ_CREATE_POLICY (2)
			#define CPUFREQ_REMOVE_POLICY (3)

	#ifdef CONFIG_CPU_FREQ		#ifdef CONFIG_CPU_FREQ
	int cpufreq_register_notifier(struct notifier_block *nb, unsigned int list);		int cpufreq_register_notifier(struct notifier_block *nb, unsigned int list);