63 	unsigned int		cpu;    /* cpu managing this policy, must be online */
74 	unsigned int		policy; /* see above */  member
75 	unsigned int		last_policy; /* policy before unplug */
96 	 * - Any routine that wants to read from the policy structure will
98 	 * - Any routine that will write to the policy structure and/or may take away
99 	 *   the policy altogether (eg. CPU hotplug), will hold this lock in write
108 	 *   policy and that the change will affect all of the policy CPUs then.
130 	 * the driver to set the frequency for this policy.  To be set by the
168  * Used for passing new cpufreq policy data to the cpufreq driver's ->verify()
182 	struct cpufreq_policy *policy;  member
197 void cpufreq_cpu_put(struct cpufreq_policy *policy);
207 static inline void cpufreq_cpu_put(struct cpufreq_policy *policy) { }  in cpufreq_cpu_put()  argument
210 static inline bool policy_is_inactive(struct cpufreq_policy *policy)  in policy_is_inactive()  argument
212 	return cpumask_empty(policy->cpus);  in policy_is_inactive()
215 static inline bool policy_is_shared(struct cpufreq_policy *policy)  in policy_is_shared()  argument
217 	return cpumask_weight(policy->cpus) > 1;  in policy_is_shared()
230 void cpufreq_cpu_release(struct cpufreq_policy *policy);
231 int cpufreq_get_policy(struct cpufreq_policy *policy, unsigned int cpu);
232 void refresh_frequency_limits(struct cpufreq_policy *policy);
237 struct kobject *get_governor_parent_kobj(struct cpufreq_policy *policy);
238 void cpufreq_enable_fast_switch(struct cpufreq_policy *policy);
239 void cpufreq_disable_fast_switch(struct cpufreq_policy *policy);
265 void cpufreq_stats_create_table(struct cpufreq_policy *policy);
266 void cpufreq_stats_free_table(struct cpufreq_policy *policy);
267 void cpufreq_stats_record_transition(struct cpufreq_policy *policy,
270 static inline void cpufreq_stats_create_table(struct cpufreq_policy *policy) { }  in cpufreq_stats_create_table()  argument
271 static inline void cpufreq_stats_free_table(struct cpufreq_policy *policy) { }  in cpufreq_stats_free_table()  argument
272 static inline void cpufreq_stats_record_transition(struct cpufreq_policy *policy,  in cpufreq_stats_record_transition()  argument
327 	int		(*init)(struct cpufreq_policy *policy);
328 	int		(*verify)(struct cpufreq_policy_data *policy);
331 	int		(*setpolicy)(struct cpufreq_policy *policy);
333 	int		(*target)(struct cpufreq_policy *policy,
336 	int		(*target_index)(struct cpufreq_policy *policy,
338 	unsigned int	(*fast_switch)(struct cpufreq_policy *policy,
365 	unsigned int	(*get_intermediate)(struct cpufreq_policy *policy,
367 	int		(*target_intermediate)(struct cpufreq_policy *policy,
373 	/* Called to update policy limits on firmware notifications. */
379 	int		(*online)(struct cpufreq_policy *policy);
380 	int		(*offline)(struct cpufreq_policy *policy);
381 	int		(*exit)(struct cpufreq_policy *policy);
382 	int		(*suspend)(struct cpufreq_policy *policy);
383 	int		(*resume)(struct cpufreq_policy *policy);
386 	void		(*ready)(struct cpufreq_policy *policy);
392 	int		(*set_boost)(struct cpufreq_policy *policy, int state);
396 	 * policy is properly initialized, but before the governor is started.
398 	void		(*register_em)(struct cpufreq_policy *policy);
406  * the diver if the target frequency does not change, but the policy min or max
463 static inline void cpufreq_verify_within_limits(struct cpufreq_policy_data *policy,  in cpufreq_verify_within_limits()  argument
467 	if (policy->min < min)  in cpufreq_verify_within_limits()
468 		policy->min = min;  in cpufreq_verify_within_limits()
469 	if (policy->max < min)  in cpufreq_verify_within_limits()
470 		policy->max = min;  in cpufreq_verify_within_limits()
471 	if (policy->min > max)  in cpufreq_verify_within_limits()
472 		policy->min = max;  in cpufreq_verify_within_limits()
473 	if (policy->max > max)  in cpufreq_verify_within_limits()
474 		policy->max = max;  in cpufreq_verify_within_limits()
475 	if (policy->min > policy->max)  in cpufreq_verify_within_limits()
476 		policy->min = policy->max;  in cpufreq_verify_within_limits()
481 cpufreq_verify_within_cpu_limits(struct cpufreq_policy_data *policy)  in cpufreq_verify_within_cpu_limits()  argument
483 	cpufreq_verify_within_limits(policy, policy->cpuinfo.min_freq,  in cpufreq_verify_within_cpu_limits()
484 				     policy->cpuinfo.max_freq);  in cpufreq_verify_within_cpu_limits()
490 int cpufreq_generic_suspend(struct cpufreq_policy *policy);
507 /* Policy Notifiers  */
515 void cpufreq_freq_transition_begin(struct cpufreq_policy *policy,
517 void cpufreq_freq_transition_end(struct cpufreq_policy *policy,
581 	int	(*init)(struct cpufreq_policy *policy);
582 	void	(*exit)(struct cpufreq_policy *policy);
583 	int	(*start)(struct cpufreq_policy *policy);
584 	void	(*stop)(struct cpufreq_policy *policy);
585 	void	(*limits)(struct cpufreq_policy *policy);
586 	ssize_t	(*show_setspeed)	(struct cpufreq_policy *policy,
588 	int	(*store_setspeed)	(struct cpufreq_policy *policy,
605 unsigned int cpufreq_driver_fast_switch(struct cpufreq_policy *policy,
612 int cpufreq_driver_target(struct cpufreq_policy *policy,
615 int __cpufreq_driver_target(struct cpufreq_policy *policy,
618 unsigned int cpufreq_driver_resolve_freq(struct cpufreq_policy *policy,
620 unsigned int cpufreq_policy_transition_delay_us(struct cpufreq_policy *policy);
623 int cpufreq_start_governor(struct cpufreq_policy *policy);
624 void cpufreq_stop_governor(struct cpufreq_policy *policy);
643 static inline void cpufreq_policy_apply_limits(struct cpufreq_policy *policy)  in cpufreq_policy_apply_limits()  argument
645 	if (policy->max < policy->cur)  in cpufreq_policy_apply_limits()
646 		__cpufreq_driver_target(policy, policy->max,  in cpufreq_policy_apply_limits()
648 	else if (policy->min > policy->cur)  in cpufreq_policy_apply_limits()
649 		__cpufreq_driver_target(policy, policy->min,  in cpufreq_policy_apply_limits()
784 int cpufreq_frequency_table_cpuinfo(struct cpufreq_policy *policy,
787 int cpufreq_frequency_table_verify(struct cpufreq_policy_data *policy,
789 int cpufreq_generic_frequency_table_verify(struct cpufreq_policy_data *policy);
791 int cpufreq_table_index_unsorted(struct cpufreq_policy *policy,
794 int cpufreq_frequency_table_get_index(struct cpufreq_policy *policy,
803 bool policy_has_boost_freq(struct cpufreq_policy *policy);
806 static inline int cpufreq_table_find_index_al(struct cpufreq_policy *policy,  in cpufreq_table_find_index_al()  argument
810 	struct cpufreq_frequency_table *table = policy->freq_table;  in cpufreq_table_find_index_al()
828 static inline int cpufreq_table_find_index_dl(struct cpufreq_policy *policy,  in cpufreq_table_find_index_dl()  argument
832 	struct cpufreq_frequency_table *table = policy->freq_table;  in cpufreq_table_find_index_dl()
859 static inline int cpufreq_table_find_index_l(struct cpufreq_policy *policy,  in cpufreq_table_find_index_l()  argument
863 	target_freq = clamp_val(target_freq, policy->min, policy->max);  in cpufreq_table_find_index_l()
865 	if (policy->freq_table_sorted == CPUFREQ_TABLE_SORTED_ASCENDING)  in cpufreq_table_find_index_l()
866 		return cpufreq_table_find_index_al(policy, target_freq,  in cpufreq_table_find_index_l()
869 		return cpufreq_table_find_index_dl(policy, target_freq,  in cpufreq_table_find_index_l()
874 static inline int cpufreq_table_find_index_ah(struct cpufreq_policy *policy,  in cpufreq_table_find_index_ah()  argument
878 	struct cpufreq_frequency_table *table = policy->freq_table;  in cpufreq_table_find_index_ah()
905 static inline int cpufreq_table_find_index_dh(struct cpufreq_policy *policy,  in cpufreq_table_find_index_dh()  argument
909 	struct cpufreq_frequency_table *table = policy->freq_table;  in cpufreq_table_find_index_dh()
927 static inline int cpufreq_table_find_index_h(struct cpufreq_policy *policy,  in cpufreq_table_find_index_h()  argument
931 	target_freq = clamp_val(target_freq, policy->min, policy->max);  in cpufreq_table_find_index_h()
933 	if (policy->freq_table_sorted == CPUFREQ_TABLE_SORTED_ASCENDING)  in cpufreq_table_find_index_h()
934 		return cpufreq_table_find_index_ah(policy, target_freq,  in cpufreq_table_find_index_h()
937 		return cpufreq_table_find_index_dh(policy, target_freq,  in cpufreq_table_find_index_h()
942 static inline int cpufreq_table_find_index_ac(struct cpufreq_policy *policy,  in cpufreq_table_find_index_ac()  argument
946 	struct cpufreq_frequency_table *table = policy->freq_table;  in cpufreq_table_find_index_ac()
977 static inline int cpufreq_table_find_index_dc(struct cpufreq_policy *policy,  in cpufreq_table_find_index_dc()  argument
981 	struct cpufreq_frequency_table *table = policy->freq_table;  in cpufreq_table_find_index_dc()
1012 static inline int cpufreq_table_find_index_c(struct cpufreq_policy *policy,  in cpufreq_table_find_index_c()  argument
1016 	target_freq = clamp_val(target_freq, policy->min, policy->max);  in cpufreq_table_find_index_c()
1018 	if (policy->freq_table_sorted == CPUFREQ_TABLE_SORTED_ASCENDING)  in cpufreq_table_find_index_c()
1019 		return cpufreq_table_find_index_ac(policy, target_freq,  in cpufreq_table_find_index_c()
1022 		return cpufreq_table_find_index_dc(policy, target_freq,  in cpufreq_table_find_index_c()
1026 static inline int cpufreq_frequency_table_target(struct cpufreq_policy *policy,  in cpufreq_frequency_table_target()  argument
1030 	bool efficiencies = policy->efficiencies_available &&  in cpufreq_frequency_table_target()
1037 	if (unlikely(policy->freq_table_sorted == CPUFREQ_TABLE_UNSORTED))  in cpufreq_frequency_table_target()
1038 		return cpufreq_table_index_unsorted(policy, target_freq,  in cpufreq_frequency_table_target()
1043 		idx = cpufreq_table_find_index_l(policy, target_freq,  in cpufreq_frequency_table_target()
1047 		idx = cpufreq_table_find_index_h(policy, target_freq,  in cpufreq_frequency_table_target()
1051 		idx = cpufreq_table_find_index_c(policy, target_freq,  in cpufreq_frequency_table_target()
1067 static inline int cpufreq_table_count_valid_entries(const struct cpufreq_policy *policy)  in cpufreq_table_count_valid_entries()  argument
1072 	if (unlikely(!policy->freq_table))  in cpufreq_table_count_valid_entries()
1075 	cpufreq_for_each_valid_entry(pos, policy->freq_table)  in cpufreq_table_count_valid_entries()
1083  * @policy:	the &struct cpufreq_policy containing the inefficient frequency
1092 cpufreq_table_set_inefficient(struct cpufreq_policy *policy,  in cpufreq_table_set_inefficient()  argument
1098 	if (policy->freq_table_sorted == CPUFREQ_TABLE_UNSORTED)  in cpufreq_table_set_inefficient()
1101 	cpufreq_for_each_valid_entry(pos, policy->freq_table) {  in cpufreq_table_set_inefficient()
1104 			policy->efficiencies_available = true;  in cpufreq_table_set_inefficient()
1175 static inline bool policy_has_boost_freq(struct cpufreq_policy *policy)  in policy_has_boost_freq()  argument
1181 cpufreq_table_set_inefficient(struct cpufreq_policy *policy,  in cpufreq_table_set_inefficient()  argument
1195 void sched_cpufreq_governor_change(struct cpufreq_policy *policy,
1198 static inline void sched_cpufreq_governor_change(struct cpufreq_policy *policy,  in sched_cpufreq_governor_change()  argument
1216 int cpufreq_table_validate_and_sort(struct cpufreq_policy *policy);
1219 void cpufreq_generic_init(struct cpufreq_policy *policy,
1223 static inline void cpufreq_register_em_with_opp(struct cpufreq_policy *policy)  in cpufreq_register_em_with_opp()  argument
1225 	dev_pm_opp_of_register_em(get_cpu_device(policy->cpu),  in cpufreq_register_em_with_opp()
1226 				  policy->related_cpus);  in cpufreq_register_em_with_opp()