141 static void cppc_cpufreq_cpu_fie_init(struct cpufreq_policy *policy)  in cppc_cpufreq_cpu_fie_init()  argument
149 	for_each_cpu(cpu, policy->cpus) {  in cppc_cpufreq_cpu_fie_init()
152 		cppc_fi->cpu_data = policy->driver_data;  in cppc_cpufreq_cpu_fie_init()
171 	topology_set_scale_freq_source(&cppc_sftd, policy->cpus);  in cppc_cpufreq_cpu_fie_init()
175  * We free all the resources on policy's removal and not on CPU removal as the
180  * We just need to make sure to remove them all on policy->exit().
182 static void cppc_cpufreq_cpu_fie_exit(struct cpufreq_policy *policy)  in cppc_cpufreq_cpu_fie_exit()  argument
190 	/* policy->cpus will be empty here, use related_cpus instead */  in cppc_cpufreq_cpu_fie_exit()
191 	topology_clear_scale_freq_source(SCALE_FREQ_SOURCE_CPPC, policy->related_cpus);  in cppc_cpufreq_cpu_fie_exit()
193 	for_each_cpu(cpu, policy->related_cpus) {  in cppc_cpufreq_cpu_fie_exit()
254 static inline void cppc_cpufreq_cpu_fie_init(struct cpufreq_policy *policy)  in cppc_cpufreq_cpu_fie_init()  argument
258 static inline void cppc_cpufreq_cpu_fie_exit(struct cpufreq_policy *policy)  in cppc_cpufreq_cpu_fie_exit()  argument
271 static int cppc_cpufreq_set_target(struct cpufreq_policy *policy,  in cppc_cpufreq_set_target()  argument
275 	struct cppc_cpudata *cpu_data = policy->driver_data;  in cppc_cpufreq_set_target()
276 	unsigned int cpu = policy->cpu;  in cppc_cpufreq_set_target()
282 	freqs.old = policy->cur;  in cppc_cpufreq_set_target()
285 	cpufreq_freq_transition_begin(policy, &freqs);  in cppc_cpufreq_set_target()
287 	cpufreq_freq_transition_end(policy, &freqs, ret != 0);  in cppc_cpufreq_set_target()
296 static unsigned int cppc_cpufreq_fast_switch(struct cpufreq_policy *policy,  in cppc_cpufreq_fast_switch()  argument
299 	struct cppc_cpudata *cpu_data = policy->driver_data;  in cppc_cpufreq_fast_switch()
300 	unsigned int cpu = policy->cpu;  in cppc_cpufreq_fast_switch()
317 static int cppc_verify_policy(struct cpufreq_policy_data *policy)  in cppc_verify_policy()  argument
319 	cpufreq_verify_within_cpu_limits(policy);  in cppc_verify_policy()
357 static void cppc_cpufreq_register_em(struct cpufreq_policy *policy);
367 static unsigned int get_perf_level_count(struct cpufreq_policy *policy)  in get_perf_level_count()  argument
372 	int cpu = policy->cpu;  in get_perf_level_count()
374 	cpu_data = policy->driver_data;  in get_perf_level_count()
401 	struct cpufreq_policy *policy;  in cppc_get_cpu_power()  local
406 	policy = cpufreq_cpu_get_raw(cpu_dev->id);  in cppc_get_cpu_power()
407 	if (!policy)  in cppc_get_cpu_power()
410 	cpu_data = policy->driver_data;  in cppc_get_cpu_power()
471 	struct cpufreq_policy *policy;  in cppc_get_cpu_cost()  local
476 	policy = cpufreq_cpu_get_raw(cpu_dev->id);  in cppc_get_cpu_cost()
477 	if (!policy)  in cppc_get_cpu_cost()
480 	cpu_data = policy->driver_data;  in cppc_get_cpu_cost()
529 static void cppc_cpufreq_register_em(struct cpufreq_policy *policy)  in cppc_cpufreq_register_em()  argument
535 	cpu_data = policy->driver_data;  in cppc_cpufreq_register_em()
536 	em_dev_register_perf_domain(get_cpu_device(policy->cpu),  in cppc_cpufreq_register_em()
537 			get_perf_level_count(policy), &em_cb,  in cppc_cpufreq_register_em()
584 static void cppc_cpufreq_put_cpu_data(struct cpufreq_policy *policy)  in cppc_cpufreq_put_cpu_data()  argument
586 	struct cppc_cpudata *cpu_data = policy->driver_data;  in cppc_cpufreq_put_cpu_data()
591 	policy->driver_data = NULL;  in cppc_cpufreq_put_cpu_data()
594 static int cppc_cpufreq_cpu_init(struct cpufreq_policy *policy)  in cppc_cpufreq_cpu_init()  argument
596 	unsigned int cpu = policy->cpu;  in cppc_cpufreq_cpu_init()
607 	policy->driver_data = cpu_data;  in cppc_cpufreq_cpu_init()
613 	policy->min = cppc_perf_to_khz(caps, caps->lowest_nonlinear_perf);  in cppc_cpufreq_cpu_init()
614 	policy->max = cppc_perf_to_khz(caps, policy->boost_enabled ?  in cppc_cpufreq_cpu_init()
622 	policy->cpuinfo.min_freq = cppc_perf_to_khz(caps, caps->lowest_perf);  in cppc_cpufreq_cpu_init()
623 	policy->cpuinfo.max_freq = policy->max;  in cppc_cpufreq_cpu_init()
625 	policy->transition_delay_us = cppc_cpufreq_get_transition_delay_us(cpu);  in cppc_cpufreq_cpu_init()
626 	policy->shared_type = cpu_data->shared_type;  in cppc_cpufreq_cpu_init()
628 	switch (policy->shared_type) {  in cppc_cpufreq_cpu_init()
631 		/* Nothing to be done - we'll have a policy for each CPU */  in cppc_cpufreq_cpu_init()
635 		 * All CPUs in the domain will share a policy and all cpufreq  in cppc_cpufreq_cpu_init()
637 		 * in policy->driver_data.  in cppc_cpufreq_cpu_init()
639 		cpumask_copy(policy->cpus, cpu_data->shared_cpu_map);  in cppc_cpufreq_cpu_init()
643 			 policy->shared_type);  in cppc_cpufreq_cpu_init()
648 	policy->fast_switch_possible = cppc_allow_fast_switch();  in cppc_cpufreq_cpu_init()
649 	policy->dvfs_possible_from_any_cpu = true;  in cppc_cpufreq_cpu_init()
658 	/* Set policy->cur to max now. The governors will adjust later. */  in cppc_cpufreq_cpu_init()
659 	policy->cur = cppc_perf_to_khz(caps, caps->highest_perf);  in cppc_cpufreq_cpu_init()
669 	cppc_cpufreq_cpu_fie_init(policy);  in cppc_cpufreq_cpu_init()
673 	cppc_cpufreq_put_cpu_data(policy);  in cppc_cpufreq_cpu_init()
677 static void cppc_cpufreq_cpu_exit(struct cpufreq_policy *policy)  in cppc_cpufreq_cpu_exit()  argument
679 	struct cppc_cpudata *cpu_data = policy->driver_data;  in cppc_cpufreq_cpu_exit()
681 	unsigned int cpu = policy->cpu;  in cppc_cpufreq_cpu_exit()
684 	cppc_cpufreq_cpu_fie_exit(policy);  in cppc_cpufreq_cpu_exit()
693 	cppc_cpufreq_put_cpu_data(policy);  in cppc_cpufreq_cpu_exit()
746 	struct cpufreq_policy *policy = cpufreq_cpu_get(cpu);  in cppc_cpufreq_get_rate()  local
751 	if (!policy)  in cppc_cpufreq_get_rate()
754 	cpu_data = policy->driver_data;  in cppc_cpufreq_get_rate()
756 	cpufreq_cpu_put(policy);  in cppc_cpufreq_get_rate()
788 static int cppc_cpufreq_set_boost(struct cpufreq_policy *policy, int state)  in cppc_cpufreq_set_boost()  argument
790 	struct cppc_cpudata *cpu_data = policy->driver_data;  in cppc_cpufreq_set_boost()
800 		policy->max = cppc_perf_to_khz(caps, caps->highest_perf);  in cppc_cpufreq_set_boost()
802 		policy->max = cppc_perf_to_khz(caps, caps->nominal_perf);  in cppc_cpufreq_set_boost()
803 	policy->cpuinfo.max_freq = policy->max;  in cppc_cpufreq_set_boost()
805 	ret = freq_qos_update_request(policy->max_freq_req, policy->max);  in cppc_cpufreq_set_boost()
812 static ssize_t show_freqdomain_cpus(struct cpufreq_policy *policy, char *buf)  in show_freqdomain_cpus()  argument
814 	struct cppc_cpudata *cpu_data = policy->driver_data;  in show_freqdomain_cpus()