Lines Matching full:policy
82 static unsigned int __cpufreq_get(struct cpufreq_policy *policy);
83 static int cpufreq_init_governor(struct cpufreq_policy *policy);
84 static void cpufreq_exit_governor(struct cpufreq_policy *policy);
85 static void cpufreq_governor_limits(struct cpufreq_policy *policy);
86 static int cpufreq_set_policy(struct cpufreq_policy *policy,
92 * Two notifier lists: the "policy" list is involved in the
93 * validation process for a new CPU frequency policy; the
120 struct kobject *get_governor_parent_kobj(struct cpufreq_policy *policy) in get_governor_parent_kobj() argument
123 return &policy->kobj; in get_governor_parent_kobj()
172 * - policy->cpus with all possible CPUs
174 void cpufreq_generic_init(struct cpufreq_policy *policy, in cpufreq_generic_init() argument
178 policy->freq_table = table; in cpufreq_generic_init()
179 policy->cpuinfo.transition_latency = transition_latency; in cpufreq_generic_init()
185 cpumask_setall(policy->cpus); in cpufreq_generic_init()
191 struct cpufreq_policy *policy = per_cpu(cpufreq_cpu_data, cpu); in cpufreq_cpu_get_raw() local
193 return policy && cpumask_test_cpu(cpu, policy->cpus) ? policy : NULL; in cpufreq_cpu_get_raw()
199 struct cpufreq_policy *policy = cpufreq_cpu_get_raw(cpu); in cpufreq_generic_get() local
201 if (!policy || IS_ERR(policy->clk)) { in cpufreq_generic_get()
203 __func__, policy ? "clk" : "policy", cpu); in cpufreq_generic_get()
207 return clk_get_rate(policy->clk) / 1000; in cpufreq_generic_get()
212 * cpufreq_cpu_get - Return policy for a CPU and mark it as busy.
213 * @cpu: CPU to find the policy for.
215 * Call cpufreq_cpu_get_raw() to obtain a cpufreq policy for @cpu and increment
216 * the kobject reference counter of that policy. Return a valid policy on
219 * The policy returned by this function has to be released with the help of
224 struct cpufreq_policy *policy = NULL; in cpufreq_cpu_get() local
235 policy = cpufreq_cpu_get_raw(cpu); in cpufreq_cpu_get()
236 if (policy) in cpufreq_cpu_get()
237 kobject_get(&policy->kobj); in cpufreq_cpu_get()
242 return policy; in cpufreq_cpu_get()
247 * cpufreq_cpu_put - Decrement kobject usage counter for cpufreq policy.
248 * @policy: cpufreq policy returned by cpufreq_cpu_get().
250 void cpufreq_cpu_put(struct cpufreq_policy *policy) in cpufreq_cpu_put() argument
252 kobject_put(&policy->kobj); in cpufreq_cpu_put()
257 * cpufreq_cpu_release - Unlock a policy and decrement its usage counter.
258 * @policy: cpufreq policy returned by cpufreq_cpu_acquire().
260 void cpufreq_cpu_release(struct cpufreq_policy *policy) in cpufreq_cpu_release() argument
262 if (WARN_ON(!policy)) in cpufreq_cpu_release()
265 lockdep_assert_held(&policy->rwsem); in cpufreq_cpu_release()
267 up_write(&policy->rwsem); in cpufreq_cpu_release()
269 cpufreq_cpu_put(policy); in cpufreq_cpu_release()
273 * cpufreq_cpu_acquire - Find policy for a CPU, mark it as busy and lock it.
274 * @cpu: CPU to find the policy for.
276 * Call cpufreq_cpu_get() to get a reference on the cpufreq policy for @cpu and
277 * if the policy returned by it is not NULL, acquire its rwsem for writing.
278 * Return the policy if it is active or release it and return NULL otherwise.
280 * The policy returned by this function has to be released with the help of
286 struct cpufreq_policy *policy = cpufreq_cpu_get(cpu); in cpufreq_cpu_acquire() local
288 if (!policy) in cpufreq_cpu_acquire()
291 down_write(&policy->rwsem); in cpufreq_cpu_acquire()
293 if (policy_is_inactive(policy)) { in cpufreq_cpu_acquire()
294 cpufreq_cpu_release(policy); in cpufreq_cpu_acquire()
298 return policy; in cpufreq_cpu_acquire()
341 * @policy: cpufreq policy to enable fast frequency switching for.
349 static void cpufreq_notify_transition(struct cpufreq_policy *policy, in cpufreq_notify_transition() argument
360 freqs->policy = policy; in cpufreq_notify_transition()
372 if (policy->cur && policy->cur != freqs->old) { in cpufreq_notify_transition()
374 freqs->old, policy->cur); in cpufreq_notify_transition()
375 freqs->old = policy->cur; in cpufreq_notify_transition()
387 cpumask_pr_args(policy->cpus)); in cpufreq_notify_transition()
389 for_each_cpu(cpu, policy->cpus) in cpufreq_notify_transition()
395 cpufreq_stats_record_transition(policy, freqs->new); in cpufreq_notify_transition()
396 policy->cur = freqs->new; in cpufreq_notify_transition()
401 static void cpufreq_notify_post_transition(struct cpufreq_policy *policy, in cpufreq_notify_post_transition() argument
404 cpufreq_notify_transition(policy, freqs, CPUFREQ_POSTCHANGE); in cpufreq_notify_post_transition()
409 cpufreq_notify_transition(policy, freqs, CPUFREQ_PRECHANGE); in cpufreq_notify_post_transition()
410 cpufreq_notify_transition(policy, freqs, CPUFREQ_POSTCHANGE); in cpufreq_notify_post_transition()
413 void cpufreq_freq_transition_begin(struct cpufreq_policy *policy, in cpufreq_freq_transition_begin() argument
426 && current == policy->transition_task); in cpufreq_freq_transition_begin()
429 wait_event(policy->transition_wait, !policy->transition_ongoing); in cpufreq_freq_transition_begin()
431 spin_lock(&policy->transition_lock); in cpufreq_freq_transition_begin()
433 if (unlikely(policy->transition_ongoing)) { in cpufreq_freq_transition_begin()
434 spin_unlock(&policy->transition_lock); in cpufreq_freq_transition_begin()
438 policy->transition_ongoing = true; in cpufreq_freq_transition_begin()
439 policy->transition_task = current; in cpufreq_freq_transition_begin()
441 spin_unlock(&policy->transition_lock); in cpufreq_freq_transition_begin()
443 cpufreq_notify_transition(policy, freqs, CPUFREQ_PRECHANGE); in cpufreq_freq_transition_begin()
447 void cpufreq_freq_transition_end(struct cpufreq_policy *policy, in cpufreq_freq_transition_end() argument
450 if (WARN_ON(!policy->transition_ongoing)) in cpufreq_freq_transition_end()
453 cpufreq_notify_post_transition(policy, freqs, transition_failed); in cpufreq_freq_transition_end()
455 arch_set_freq_scale(policy->related_cpus, in cpufreq_freq_transition_end()
456 policy->cur, in cpufreq_freq_transition_end()
457 policy->cpuinfo.max_freq); in cpufreq_freq_transition_end()
459 spin_lock(&policy->transition_lock); in cpufreq_freq_transition_end()
460 policy->transition_ongoing = false; in cpufreq_freq_transition_end()
461 policy->transition_task = NULL; in cpufreq_freq_transition_end()
462 spin_unlock(&policy->transition_lock); in cpufreq_freq_transition_end()
464 wake_up(&policy->transition_wait); in cpufreq_freq_transition_end()
490 * cpufreq_enable_fast_switch - Enable fast frequency switching for policy.
491 * @policy: cpufreq policy to enable fast frequency switching for.
493 * Try to enable fast frequency switching for @policy.
500 void cpufreq_enable_fast_switch(struct cpufreq_policy *policy) in cpufreq_enable_fast_switch() argument
502 lockdep_assert_held(&policy->rwsem); in cpufreq_enable_fast_switch()
504 if (!policy->fast_switch_possible) in cpufreq_enable_fast_switch()
510 policy->fast_switch_enabled = true; in cpufreq_enable_fast_switch()
513 policy->cpu); in cpufreq_enable_fast_switch()
521 * cpufreq_disable_fast_switch - Disable fast frequency switching for policy.
522 * @policy: cpufreq policy to disable fast frequency switching for.
524 void cpufreq_disable_fast_switch(struct cpufreq_policy *policy) in cpufreq_disable_fast_switch() argument
527 if (policy->fast_switch_enabled) { in cpufreq_disable_fast_switch()
528 policy->fast_switch_enabled = false; in cpufreq_disable_fast_switch()
536 static unsigned int __resolve_freq(struct cpufreq_policy *policy, in __resolve_freq() argument
541 target_freq = clamp_val(target_freq, policy->min, policy->max); in __resolve_freq()
543 if (!policy->freq_table) in __resolve_freq()
546 idx = cpufreq_frequency_table_target(policy, target_freq, relation); in __resolve_freq()
547 policy->cached_resolved_idx = idx; in __resolve_freq()
548 policy->cached_target_freq = target_freq; in __resolve_freq()
549 return policy->freq_table[idx].frequency; in __resolve_freq()
555 * @policy: associated policy to interrogate
558 * The target to driver frequency mapping is cached in the policy.
561 * given target_freq, subject to policy (min/max) and driver limitations.
563 unsigned int cpufreq_driver_resolve_freq(struct cpufreq_policy *policy, in cpufreq_driver_resolve_freq() argument
566 return __resolve_freq(policy, target_freq, CPUFREQ_RELATION_LE); in cpufreq_driver_resolve_freq()
570 unsigned int cpufreq_policy_transition_delay_us(struct cpufreq_policy *policy) in cpufreq_policy_transition_delay_us() argument
574 if (policy->transition_delay_us) in cpufreq_policy_transition_delay_us()
575 return policy->transition_delay_us; in cpufreq_policy_transition_delay_us()
577 latency = policy->cpuinfo.transition_latency / NSEC_PER_USEC; in cpufreq_policy_transition_delay_us()
627 static ssize_t show_local_boost(struct cpufreq_policy *policy, char *buf) in show_local_boost() argument
629 return sysfs_emit(buf, "%d\n", policy->boost_enabled); in show_local_boost()
632 static ssize_t store_local_boost(struct cpufreq_policy *policy, in store_local_boost() argument
644 if (policy->boost_enabled == enable) in store_local_boost()
647 policy->boost_enabled = enable; in store_local_boost()
650 ret = cpufreq_driver->set_boost(policy, enable); in store_local_boost()
654 policy->boost_enabled = !policy->boost_enabled; in store_local_boost()
725 * Write out information from cpufreq_driver->policy[cpu]; object must be
731 (struct cpufreq_policy *policy, char *buf) \
733 return sprintf(buf, "%u\n", policy->object); \
747 static ssize_t show_scaling_cur_freq(struct cpufreq_policy *policy, char *buf) in show_scaling_cur_freq() argument
752 freq = arch_freq_get_on_cpu(policy->cpu); in show_scaling_cur_freq()
756 ret = sprintf(buf, "%u\n", cpufreq_driver->get(policy->cpu)); in show_scaling_cur_freq()
758 ret = sprintf(buf, "%u\n", policy->cur); in show_scaling_cur_freq()
767 (struct cpufreq_policy *policy, const char *buf, size_t count) \
776 ret = freq_qos_update_request(policy->object##_freq_req, val);\
786 static ssize_t show_cpuinfo_cur_freq(struct cpufreq_policy *policy, in show_cpuinfo_cur_freq() argument
789 unsigned int cur_freq = __cpufreq_get(policy); in show_cpuinfo_cur_freq()
798 * show_scaling_governor - show the current policy for the specified CPU
800 static ssize_t show_scaling_governor(struct cpufreq_policy *policy, char *buf) in show_scaling_governor() argument
802 if (policy->policy == CPUFREQ_POLICY_POWERSAVE) in show_scaling_governor()
804 else if (policy->policy == CPUFREQ_POLICY_PERFORMANCE) in show_scaling_governor()
806 else if (policy->governor) in show_scaling_governor()
808 policy->governor->name); in show_scaling_governor()
813 * store_scaling_governor - store policy for the specified CPU
815 static ssize_t store_scaling_governor(struct cpufreq_policy *policy, in store_scaling_governor() argument
832 ret = cpufreq_set_policy(policy, NULL, new_pol); in store_scaling_governor()
840 ret = cpufreq_set_policy(policy, new_gov, in store_scaling_governor()
852 static ssize_t show_scaling_driver(struct cpufreq_policy *policy, char *buf) in show_scaling_driver() argument
860 static ssize_t show_scaling_available_governors(struct cpufreq_policy *policy, in show_scaling_available_governors() argument
907 static ssize_t show_related_cpus(struct cpufreq_policy *policy, char *buf) in show_related_cpus() argument
909 return cpufreq_show_cpus(policy->related_cpus, buf); in show_related_cpus()
915 static ssize_t show_affected_cpus(struct cpufreq_policy *policy, char *buf) in show_affected_cpus() argument
917 return cpufreq_show_cpus(policy->cpus, buf); in show_affected_cpus()
920 static ssize_t store_scaling_setspeed(struct cpufreq_policy *policy, in store_scaling_setspeed() argument
926 if (!policy->governor || !policy->governor->store_setspeed) in store_scaling_setspeed()
933 policy->governor->store_setspeed(policy, freq); in store_scaling_setspeed()
938 static ssize_t show_scaling_setspeed(struct cpufreq_policy *policy, char *buf) in show_scaling_setspeed() argument
940 if (!policy->governor || !policy->governor->show_setspeed) in show_scaling_setspeed()
943 return policy->governor->show_setspeed(policy, buf); in show_scaling_setspeed()
949 static ssize_t show_bios_limit(struct cpufreq_policy *policy, char *buf) in show_bios_limit() argument
953 ret = cpufreq_driver->bios_limit(policy->cpu, &limit); in show_bios_limit()
956 return sprintf(buf, "%u\n", policy->cpuinfo.max_freq); in show_bios_limit()
995 struct cpufreq_policy *policy = to_policy(kobj); in show() local
1002 down_read(&policy->rwsem); in show()
1003 if (likely(!policy_is_inactive(policy))) in show()
1004 ret = fattr->show(policy, buf); in show()
1005 up_read(&policy->rwsem); in show()
1013 struct cpufreq_policy *policy = to_policy(kobj); in store() local
1020 down_write(&policy->rwsem); in store()
1021 if (likely(!policy_is_inactive(policy))) in store()
1022 ret = fattr->store(policy, buf, count); in store()
1023 up_write(&policy->rwsem); in store()
1030 struct cpufreq_policy *policy = to_policy(kobj); in cpufreq_sysfs_release() local
1032 complete(&policy->kobj_unregister); in cpufreq_sysfs_release()
1046 static void add_cpu_dev_symlink(struct cpufreq_policy *policy, unsigned int cpu, in add_cpu_dev_symlink() argument
1052 if (cpumask_test_and_set_cpu(cpu, policy->real_cpus)) in add_cpu_dev_symlink()
1056 if (sysfs_create_link(&dev->kobj, &policy->kobj, "cpufreq")) in add_cpu_dev_symlink()
1060 static void remove_cpu_dev_symlink(struct cpufreq_policy *policy, int cpu, in remove_cpu_dev_symlink() argument
1065 cpumask_clear_cpu(cpu, policy->real_cpus); in remove_cpu_dev_symlink()
1068 static int cpufreq_add_dev_interface(struct cpufreq_policy *policy) in cpufreq_add_dev_interface() argument
1076 ret = sysfs_create_file(&policy->kobj, &((*drv_attr)->attr)); in cpufreq_add_dev_interface()
1082 ret = sysfs_create_file(&policy->kobj, &cpuinfo_cur_freq.attr); in cpufreq_add_dev_interface()
1087 ret = sysfs_create_file(&policy->kobj, &scaling_cur_freq.attr); in cpufreq_add_dev_interface()
1092 ret = sysfs_create_file(&policy->kobj, &bios_limit.attr); in cpufreq_add_dev_interface()
1098 ret = sysfs_create_file(&policy->kobj, &local_boost.attr); in cpufreq_add_dev_interface()
1106 static int cpufreq_init_policy(struct cpufreq_policy *policy) in cpufreq_init_policy() argument
1113 /* Update policy governor to the one used before hotplug. */ in cpufreq_init_policy()
1114 gov = get_governor(policy->last_governor); in cpufreq_init_policy()
1117 gov->name, policy->cpu); in cpufreq_init_policy()
1129 /* Use the default policy if there is no last_policy. */ in cpufreq_init_policy()
1130 if (policy->last_policy) { in cpufreq_init_policy()
1131 pol = policy->last_policy; in cpufreq_init_policy()
1136 * nor "powersave", fall back to the initial policy in cpufreq_init_policy()
1140 pol = policy->policy; in cpufreq_init_policy()
1147 ret = cpufreq_set_policy(policy, gov, pol); in cpufreq_init_policy()
1154 static int cpufreq_add_policy_cpu(struct cpufreq_policy *policy, unsigned int cpu) in cpufreq_add_policy_cpu() argument
1159 if (cpumask_test_cpu(cpu, policy->cpus)) in cpufreq_add_policy_cpu()
1162 down_write(&policy->rwsem); in cpufreq_add_policy_cpu()
1164 cpufreq_stop_governor(policy); in cpufreq_add_policy_cpu()
1166 cpumask_set_cpu(cpu, policy->cpus); in cpufreq_add_policy_cpu()
1169 ret = cpufreq_start_governor(policy); in cpufreq_add_policy_cpu()
1173 up_write(&policy->rwsem); in cpufreq_add_policy_cpu()
1177 void refresh_frequency_limits(struct cpufreq_policy *policy) in refresh_frequency_limits() argument
1179 if (!policy_is_inactive(policy)) { in refresh_frequency_limits()
1180 pr_debug("updating policy for CPU %u\n", policy->cpu); in refresh_frequency_limits()
1182 cpufreq_set_policy(policy, policy->governor, policy->policy); in refresh_frequency_limits()
1189 struct cpufreq_policy *policy = in handle_update() local
1192 pr_debug("handle_update for cpu %u called\n", policy->cpu); in handle_update()
1193 down_write(&policy->rwsem); in handle_update()
1194 refresh_frequency_limits(policy); in handle_update()
1195 up_write(&policy->rwsem); in handle_update()
1201 struct cpufreq_policy *policy = container_of(nb, struct cpufreq_policy, nb_min); in cpufreq_notifier_min() local
1203 schedule_work(&policy->update); in cpufreq_notifier_min()
1210 struct cpufreq_policy *policy = container_of(nb, struct cpufreq_policy, nb_max); in cpufreq_notifier_max() local
1212 schedule_work(&policy->update); in cpufreq_notifier_max()
1216 static void cpufreq_policy_put_kobj(struct cpufreq_policy *policy) in cpufreq_policy_put_kobj() argument
1221 down_write(&policy->rwsem); in cpufreq_policy_put_kobj()
1222 cpufreq_stats_free_table(policy); in cpufreq_policy_put_kobj()
1223 kobj = &policy->kobj; in cpufreq_policy_put_kobj()
1224 cmp = &policy->kobj_unregister; in cpufreq_policy_put_kobj()
1225 up_write(&policy->rwsem); in cpufreq_policy_put_kobj()
1240 struct cpufreq_policy *policy; in cpufreq_policy_alloc() local
1247 policy = kzalloc(sizeof(*policy), GFP_KERNEL); in cpufreq_policy_alloc()
1248 if (!policy) in cpufreq_policy_alloc()
1251 if (!alloc_cpumask_var(&policy->cpus, GFP_KERNEL)) in cpufreq_policy_alloc()
1254 if (!zalloc_cpumask_var(&policy->related_cpus, GFP_KERNEL)) in cpufreq_policy_alloc()
1257 if (!zalloc_cpumask_var(&policy->real_cpus, GFP_KERNEL)) in cpufreq_policy_alloc()
1260 init_completion(&policy->kobj_unregister); in cpufreq_policy_alloc()
1261 ret = kobject_init_and_add(&policy->kobj, &ktype_cpufreq, in cpufreq_policy_alloc()
1262 cpufreq_global_kobject, "policy%u", cpu); in cpufreq_policy_alloc()
1264 dev_err(dev, "%s: failed to init policy->kobj: %d\n", __func__, ret); in cpufreq_policy_alloc()
1266 * The entire policy object will be freed below, but the extra in cpufreq_policy_alloc()
1270 kobject_put(&policy->kobj); in cpufreq_policy_alloc()
1274 freq_constraints_init(&policy->constraints); in cpufreq_policy_alloc()
1276 policy->nb_min.notifier_call = cpufreq_notifier_min; in cpufreq_policy_alloc()
1277 policy->nb_max.notifier_call = cpufreq_notifier_max; in cpufreq_policy_alloc()
1279 ret = freq_qos_add_notifier(&policy->constraints, FREQ_QOS_MIN, in cpufreq_policy_alloc()
1280 &policy->nb_min); in cpufreq_policy_alloc()
1287 ret = freq_qos_add_notifier(&policy->constraints, FREQ_QOS_MAX, in cpufreq_policy_alloc()
1288 &policy->nb_max); in cpufreq_policy_alloc()
1295 INIT_LIST_HEAD(&policy->policy_list); in cpufreq_policy_alloc()
1296 init_rwsem(&policy->rwsem); in cpufreq_policy_alloc()
1297 spin_lock_init(&policy->transition_lock); in cpufreq_policy_alloc()
1298 init_waitqueue_head(&policy->transition_wait); in cpufreq_policy_alloc()
1299 INIT_WORK(&policy->update, handle_update); in cpufreq_policy_alloc()
1301 policy->cpu = cpu; in cpufreq_policy_alloc()
1302 return policy; in cpufreq_policy_alloc()
1305 freq_qos_remove_notifier(&policy->constraints, FREQ_QOS_MIN, in cpufreq_policy_alloc()
1306 &policy->nb_min); in cpufreq_policy_alloc()
1308 cpufreq_policy_put_kobj(policy); in cpufreq_policy_alloc()
1310 free_cpumask_var(policy->real_cpus); in cpufreq_policy_alloc()
1312 free_cpumask_var(policy->related_cpus); in cpufreq_policy_alloc()
1314 free_cpumask_var(policy->cpus); in cpufreq_policy_alloc()
1316 kfree(policy); in cpufreq_policy_alloc()
1321 static void cpufreq_policy_free(struct cpufreq_policy *policy) in cpufreq_policy_free() argument
1327 * The callers must ensure the policy is inactive by now, to avoid any in cpufreq_policy_free()
1330 if (unlikely(!policy_is_inactive(policy))) in cpufreq_policy_free()
1331 pr_warn("%s: Freeing active policy\n", __func__); in cpufreq_policy_free()
1333 /* Remove policy from list */ in cpufreq_policy_free()
1335 list_del(&policy->policy_list); in cpufreq_policy_free()
1337 for_each_cpu(cpu, policy->related_cpus) in cpufreq_policy_free()
1341 freq_qos_remove_notifier(&policy->constraints, FREQ_QOS_MAX, in cpufreq_policy_free()
1342 &policy->nb_max); in cpufreq_policy_free()
1343 freq_qos_remove_notifier(&policy->constraints, FREQ_QOS_MIN, in cpufreq_policy_free()
1344 &policy->nb_min); in cpufreq_policy_free()
1346 /* Cancel any pending policy->update work before freeing the policy. */ in cpufreq_policy_free()
1347 cancel_work_sync(&policy->update); in cpufreq_policy_free()
1349 if (policy->max_freq_req) { in cpufreq_policy_free()
1356 CPUFREQ_REMOVE_POLICY, policy); in cpufreq_policy_free()
1357 freq_qos_remove_request(policy->max_freq_req); in cpufreq_policy_free()
1360 freq_qos_remove_request(policy->min_freq_req); in cpufreq_policy_free()
1361 kfree(policy->min_freq_req); in cpufreq_policy_free()
1363 cpufreq_policy_put_kobj(policy); in cpufreq_policy_free()
1364 free_cpumask_var(policy->real_cpus); in cpufreq_policy_free()
1365 free_cpumask_var(policy->related_cpus); in cpufreq_policy_free()
1366 free_cpumask_var(policy->cpus); in cpufreq_policy_free()
1367 kfree(policy); in cpufreq_policy_free()
1372 struct cpufreq_policy *policy; in cpufreq_online() local
1380 /* Check if this CPU already has a policy to manage it */ in cpufreq_online()
1381 policy = per_cpu(cpufreq_cpu_data, cpu); in cpufreq_online()
1382 if (policy) { in cpufreq_online()
1383 WARN_ON(!cpumask_test_cpu(cpu, policy->related_cpus)); in cpufreq_online()
1384 if (!policy_is_inactive(policy)) in cpufreq_online()
1385 return cpufreq_add_policy_cpu(policy, cpu); in cpufreq_online()
1387 /* This is the only online CPU for the policy. Start over. */ in cpufreq_online()
1389 down_write(&policy->rwsem); in cpufreq_online()
1390 policy->cpu = cpu; in cpufreq_online()
1391 policy->governor = NULL; in cpufreq_online()
1394 policy = cpufreq_policy_alloc(cpu); in cpufreq_online()
1395 if (!policy) in cpufreq_online()
1397 down_write(&policy->rwsem); in cpufreq_online()
1401 /* Recover policy->cpus using related_cpus */ in cpufreq_online()
1402 cpumask_copy(policy->cpus, policy->related_cpus); in cpufreq_online()
1404 ret = cpufreq_driver->online(policy); in cpufreq_online()
1411 cpumask_copy(policy->cpus, cpumask_of(cpu)); in cpufreq_online()
1417 ret = cpufreq_driver->init(policy); in cpufreq_online()
1424 /* Let the per-policy boost flag mirror the cpufreq_driver boost during init */ in cpufreq_online()
1425 if (cpufreq_boost_enabled() && policy_has_boost_freq(policy)) in cpufreq_online()
1426 policy->boost_enabled = true; in cpufreq_online()
1429 * The initialization has succeeded and the policy is online. in cpufreq_online()
1433 ret = cpufreq_table_validate_and_sort(policy); in cpufreq_online()
1437 /* related_cpus should at least include policy->cpus. */ in cpufreq_online()
1438 cpumask_copy(policy->related_cpus, policy->cpus); in cpufreq_online()
1445 cpumask_and(policy->cpus, policy->cpus, cpu_online_mask); in cpufreq_online()
1448 for_each_cpu(j, policy->related_cpus) { in cpufreq_online()
1449 per_cpu(cpufreq_cpu_data, j) = policy; in cpufreq_online()
1450 add_cpu_dev_symlink(policy, j, get_cpu_device(j)); in cpufreq_online()
1453 policy->min_freq_req = kzalloc(2 * sizeof(*policy->min_freq_req), in cpufreq_online()
1455 if (!policy->min_freq_req) { in cpufreq_online()
1460 ret = freq_qos_add_request(&policy->constraints, in cpufreq_online()
1461 policy->min_freq_req, FREQ_QOS_MIN, in cpufreq_online()
1468 kfree(policy->min_freq_req); in cpufreq_online()
1469 policy->min_freq_req = NULL; in cpufreq_online()
1478 policy->max_freq_req = policy->min_freq_req + 1; in cpufreq_online()
1480 ret = freq_qos_add_request(&policy->constraints, in cpufreq_online()
1481 policy->max_freq_req, FREQ_QOS_MAX, in cpufreq_online()
1484 policy->max_freq_req = NULL; in cpufreq_online()
1489 CPUFREQ_CREATE_POLICY, policy); in cpufreq_online()
1493 policy->cur = cpufreq_driver->get(policy->cpu); in cpufreq_online()
1494 if (!policy->cur) { in cpufreq_online()
1511 * for the next freq which is >= policy->cur ('cur' must be set by now, in cpufreq_online()
1515 * We are passing target-freq as "policy->cur - 1" otherwise in cpufreq_online()
1516 * __cpufreq_driver_target() would simply fail, as policy->cur will be in cpufreq_online()
1521 unsigned int old_freq = policy->cur; in cpufreq_online()
1524 ret = cpufreq_frequency_table_get_index(policy, old_freq); in cpufreq_online()
1526 ret = __cpufreq_driver_target(policy, old_freq - 1, in cpufreq_online()
1536 __func__, policy->cpu, old_freq, policy->cur); in cpufreq_online()
1541 ret = cpufreq_add_dev_interface(policy); in cpufreq_online()
1545 cpufreq_stats_create_table(policy); in cpufreq_online()
1548 list_add(&policy->policy_list, &cpufreq_policy_list); in cpufreq_online()
1555 * once the energy model is properly initialized for the policy in cpufreq_online()
1558 * Also, this should be called before the policy is registered in cpufreq_online()
1562 cpufreq_driver->register_em(policy); in cpufreq_online()
1565 ret = cpufreq_init_policy(policy); in cpufreq_online()
1567 pr_err("%s: Failed to initialize policy for cpu: %d (%d)\n", in cpufreq_online()
1572 up_write(&policy->rwsem); in cpufreq_online()
1574 kobject_uevent(&policy->kobj, KOBJ_ADD); in cpufreq_online()
1576 /* Callback for handling stuff after policy is ready */ in cpufreq_online()
1578 cpufreq_driver->ready(policy); in cpufreq_online()
1580 /* Register cpufreq cooling only for a new policy */ in cpufreq_online()
1582 policy->cdev = of_cpufreq_cooling_register(policy); in cpufreq_online()
1589 for_each_cpu(j, policy->real_cpus) in cpufreq_online()
1590 remove_cpu_dev_symlink(policy, j, get_cpu_device(j)); in cpufreq_online()
1594 cpufreq_driver->offline(policy); in cpufreq_online()
1598 cpufreq_driver->exit(policy); in cpufreq_online()
1601 cpumask_clear(policy->cpus); in cpufreq_online()
1602 up_write(&policy->rwsem); in cpufreq_online()
1604 cpufreq_policy_free(policy); in cpufreq_online()
1615 struct cpufreq_policy *policy; in cpufreq_add_dev() local
1628 policy = per_cpu(cpufreq_cpu_data, cpu); in cpufreq_add_dev()
1629 if (policy) in cpufreq_add_dev()
1630 add_cpu_dev_symlink(policy, cpu, dev); in cpufreq_add_dev()
1635 static void __cpufreq_offline(unsigned int cpu, struct cpufreq_policy *policy) in __cpufreq_offline() argument
1640 cpufreq_stop_governor(policy); in __cpufreq_offline()
1642 cpumask_clear_cpu(cpu, policy->cpus); in __cpufreq_offline()
1644 if (!policy_is_inactive(policy)) { in __cpufreq_offline()
1646 if (cpu == policy->cpu) in __cpufreq_offline()
1647 policy->cpu = cpumask_any(policy->cpus); in __cpufreq_offline()
1649 /* Start the governor again for the active policy. */ in __cpufreq_offline()
1651 ret = cpufreq_start_governor(policy); in __cpufreq_offline()
1660 strncpy(policy->last_governor, policy->governor->name, in __cpufreq_offline()
1663 policy->last_policy = policy->policy; in __cpufreq_offline()
1666 cpufreq_exit_governor(policy); in __cpufreq_offline()
1673 cpufreq_driver->offline(policy); in __cpufreq_offline()
1678 cpufreq_driver->exit(policy); in __cpufreq_offline()
1680 policy->freq_table = NULL; in __cpufreq_offline()
1685 struct cpufreq_policy *policy; in cpufreq_offline() local
1689 policy = cpufreq_cpu_get_raw(cpu); in cpufreq_offline()
1690 if (!policy) { in cpufreq_offline()
1695 down_write(&policy->rwsem); in cpufreq_offline()
1697 __cpufreq_offline(cpu, policy); in cpufreq_offline()
1699 up_write(&policy->rwsem); in cpufreq_offline()
1711 struct cpufreq_policy *policy = per_cpu(cpufreq_cpu_data, cpu); in cpufreq_remove_dev() local
1713 if (!policy) in cpufreq_remove_dev()
1716 down_write(&policy->rwsem); in cpufreq_remove_dev()
1719 __cpufreq_offline(cpu, policy); in cpufreq_remove_dev()
1721 remove_cpu_dev_symlink(policy, cpu, dev); in cpufreq_remove_dev()
1723 if (!cpumask_empty(policy->real_cpus)) { in cpufreq_remove_dev()
1724 up_write(&policy->rwsem); in cpufreq_remove_dev()
1729 * Unregister cpufreq cooling once all the CPUs of the policy are in cpufreq_remove_dev()
1733 cpufreq_cooling_unregister(policy->cdev); in cpufreq_remove_dev()
1734 policy->cdev = NULL; in cpufreq_remove_dev()
1739 cpufreq_driver->exit(policy); in cpufreq_remove_dev()
1741 up_write(&policy->rwsem); in cpufreq_remove_dev()
1743 cpufreq_policy_free(policy); in cpufreq_remove_dev()
1748 * @policy: Policy managing CPUs.
1754 static void cpufreq_out_of_sync(struct cpufreq_policy *policy, in cpufreq_out_of_sync() argument
1760 policy->cur, new_freq); in cpufreq_out_of_sync()
1762 freqs.old = policy->cur; in cpufreq_out_of_sync()
1765 cpufreq_freq_transition_begin(policy, &freqs); in cpufreq_out_of_sync()
1766 cpufreq_freq_transition_end(policy, &freqs, 0); in cpufreq_out_of_sync()
1769 static unsigned int cpufreq_verify_current_freq(struct cpufreq_policy *policy, bool update) in cpufreq_verify_current_freq() argument
1773 new_freq = cpufreq_driver->get(policy->cpu); in cpufreq_verify_current_freq()
1778 * If fast frequency switching is used with the given policy, the check in cpufreq_verify_current_freq()
1779 * against policy->cur is pointless, so skip it in that case. in cpufreq_verify_current_freq()
1781 if (policy->fast_switch_enabled || !has_target()) in cpufreq_verify_current_freq()
1784 if (policy->cur != new_freq) { in cpufreq_verify_current_freq()
1792 if (abs(policy->cur - new_freq) < KHZ_PER_MHZ) in cpufreq_verify_current_freq()
1793 return policy->cur; in cpufreq_verify_current_freq()
1795 cpufreq_out_of_sync(policy, new_freq); in cpufreq_verify_current_freq()
1797 schedule_work(&policy->update); in cpufreq_verify_current_freq()
1804 * cpufreq_quick_get - get the CPU frequency (in kHz) from policy->cur
1812 struct cpufreq_policy *policy; in cpufreq_quick_get() local
1826 policy = cpufreq_cpu_get(cpu); in cpufreq_quick_get()
1827 if (policy) { in cpufreq_quick_get()
1828 ret_freq = policy->cur; in cpufreq_quick_get()
1829 cpufreq_cpu_put(policy); in cpufreq_quick_get()
1844 struct cpufreq_policy *policy = cpufreq_cpu_get(cpu); in cpufreq_quick_get_max() local
1847 if (policy) { in cpufreq_quick_get_max()
1848 ret_freq = policy->max; in cpufreq_quick_get_max()
1849 cpufreq_cpu_put(policy); in cpufreq_quick_get_max()
1864 struct cpufreq_policy *policy = cpufreq_cpu_get(cpu); in cpufreq_get_hw_max_freq() local
1867 if (policy) { in cpufreq_get_hw_max_freq()
1868 ret_freq = policy->cpuinfo.max_freq; in cpufreq_get_hw_max_freq()
1869 cpufreq_cpu_put(policy); in cpufreq_get_hw_max_freq()
1876 static unsigned int __cpufreq_get(struct cpufreq_policy *policy) in __cpufreq_get() argument
1878 if (unlikely(policy_is_inactive(policy))) in __cpufreq_get()
1881 return cpufreq_verify_current_freq(policy, true); in __cpufreq_get()
1892 struct cpufreq_policy *policy = cpufreq_cpu_get(cpu); in cpufreq_get() local
1895 if (policy) { in cpufreq_get()
1896 down_read(&policy->rwsem); in cpufreq_get()
1898 ret_freq = __cpufreq_get(policy); in cpufreq_get()
1899 up_read(&policy->rwsem); in cpufreq_get()
1901 cpufreq_cpu_put(policy); in cpufreq_get()
1919 int cpufreq_generic_suspend(struct cpufreq_policy *policy) in cpufreq_generic_suspend() argument
1923 if (!policy->suspend_freq) { in cpufreq_generic_suspend()
1929 policy->suspend_freq); in cpufreq_generic_suspend()
1931 ret = __cpufreq_driver_target(policy, policy->suspend_freq, in cpufreq_generic_suspend()
1935 __func__, policy->suspend_freq, ret); in cpufreq_generic_suspend()
1951 struct cpufreq_policy *policy; in cpufreq_suspend() local
1961 for_each_active_policy(policy) { in cpufreq_suspend()
1963 down_write(&policy->rwsem); in cpufreq_suspend()
1964 cpufreq_stop_governor(policy); in cpufreq_suspend()
1965 up_write(&policy->rwsem); in cpufreq_suspend()
1968 if (cpufreq_driver->suspend && cpufreq_driver->suspend(policy)) in cpufreq_suspend()
1985 struct cpufreq_policy *policy; in cpufreq_resume() local
2001 for_each_active_policy(policy) { in cpufreq_resume()
2002 if (cpufreq_driver->resume && cpufreq_driver->resume(policy)) { in cpufreq_resume()
2006 down_write(&policy->rwsem); in cpufreq_resume()
2007 ret = cpufreq_start_governor(policy); in cpufreq_resume()
2008 up_write(&policy->rwsem); in cpufreq_resume()
2011 pr_err("%s: Failed to start governor for CPU%u's policy\n", in cpufreq_resume()
2012 __func__, policy->cpu); in cpufreq_resume()
2070 * of notifiers that ron on cpufreq policy changes.
2156 * @policy: cpufreq policy to switch the frequency for.
2166 * This function must not be called if policy->fast_switch_enabled is unset.
2169 * twice in parallel for the same policy and that it will never be called in
2170 * parallel with either ->target() or ->target_index() for the same policy.
2177 unsigned int cpufreq_driver_fast_switch(struct cpufreq_policy *policy, in cpufreq_driver_fast_switch() argument
2183 target_freq = clamp_val(target_freq, policy->min, policy->max); in cpufreq_driver_fast_switch()
2184 freq = cpufreq_driver->fast_switch(policy, target_freq); in cpufreq_driver_fast_switch()
2189 policy->cur = freq; in cpufreq_driver_fast_switch()
2190 arch_set_freq_scale(policy->related_cpus, freq, in cpufreq_driver_fast_switch()
2191 policy->cpuinfo.max_freq); in cpufreq_driver_fast_switch()
2192 cpufreq_stats_record_transition(policy, freq); in cpufreq_driver_fast_switch()
2195 for_each_cpu(cpu, policy->cpus) in cpufreq_driver_fast_switch()
2217 * This function must not be called if policy->fast_switch_enabled is unset.
2244 static int __target_intermediate(struct cpufreq_policy *policy, in __target_intermediate() argument
2249 freqs->new = cpufreq_driver->get_intermediate(policy, index); in __target_intermediate()
2256 __func__, policy->cpu, freqs->old, freqs->new); in __target_intermediate()
2258 cpufreq_freq_transition_begin(policy, freqs); in __target_intermediate()
2259 ret = cpufreq_driver->target_intermediate(policy, index); in __target_intermediate()
2260 cpufreq_freq_transition_end(policy, freqs, ret); in __target_intermediate()
2269 static int __target_index(struct cpufreq_policy *policy, int index) in __target_index() argument
2271 struct cpufreq_freqs freqs = {.old = policy->cur, .flags = 0}; in __target_index()
2273 unsigned int newfreq = policy->freq_table[index].frequency; in __target_index()
2277 if (newfreq == policy->cur) in __target_index()
2281 restore_freq = policy->cur; in __target_index()
2287 retval = __target_intermediate(policy, &freqs, index); in __target_index()
2299 __func__, policy->cpu, freqs.old, freqs.new); in __target_index()
2301 cpufreq_freq_transition_begin(policy, &freqs); in __target_index()
2304 retval = cpufreq_driver->target_index(policy, index); in __target_index()
2310 cpufreq_freq_transition_end(policy, &freqs, retval); in __target_index()
2321 cpufreq_freq_transition_begin(policy, &freqs); in __target_index()
2322 cpufreq_freq_transition_end(policy, &freqs, 0); in __target_index()
2329 int __cpufreq_driver_target(struct cpufreq_policy *policy, in __cpufreq_driver_target() argument
2338 target_freq = __resolve_freq(policy, target_freq, relation); in __cpufreq_driver_target()
2341 policy->cpu, target_freq, relation, old_target_freq); in __cpufreq_driver_target()
2349 if (target_freq == policy->cur && in __cpufreq_driver_target()
2358 if (!policy->efficiencies_available) in __cpufreq_driver_target()
2361 return cpufreq_driver->target(policy, target_freq, relation); in __cpufreq_driver_target()
2367 return __target_index(policy, policy->cached_resolved_idx); in __cpufreq_driver_target()
2371 int cpufreq_driver_target(struct cpufreq_policy *policy, in cpufreq_driver_target() argument
2377 down_write(&policy->rwsem); in cpufreq_driver_target()
2379 ret = __cpufreq_driver_target(policy, target_freq, relation); in cpufreq_driver_target()
2381 up_write(&policy->rwsem); in cpufreq_driver_target()
2392 static int cpufreq_init_governor(struct cpufreq_policy *policy) in cpufreq_init_governor() argument
2403 if (!policy->governor) in cpufreq_init_governor()
2407 if (policy->governor->flags & CPUFREQ_GOV_DYNAMIC_SWITCHING && in cpufreq_init_governor()
2413 policy->governor->name, gov->name); in cpufreq_init_governor()
2414 policy->governor = gov; in cpufreq_init_governor()
2420 if (!try_module_get(policy->governor->owner)) in cpufreq_init_governor()
2423 pr_debug("%s: for CPU %u\n", __func__, policy->cpu); in cpufreq_init_governor()
2425 if (policy->governor->init) { in cpufreq_init_governor()
2426 ret = policy->governor->init(policy); in cpufreq_init_governor()
2428 module_put(policy->governor->owner); in cpufreq_init_governor()
2433 policy->strict_target = !!(policy->governor->flags & CPUFREQ_GOV_STRICT_TARGET); in cpufreq_init_governor()
2438 static void cpufreq_exit_governor(struct cpufreq_policy *policy) in cpufreq_exit_governor() argument
2440 if (cpufreq_suspended || !policy->governor) in cpufreq_exit_governor()
2443 pr_debug("%s: for CPU %u\n", __func__, policy->cpu); in cpufreq_exit_governor()
2445 if (policy->governor->exit) in cpufreq_exit_governor()
2446 policy->governor->exit(policy); in cpufreq_exit_governor()
2448 module_put(policy->governor->owner); in cpufreq_exit_governor()
2451 int cpufreq_start_governor(struct cpufreq_policy *policy) in cpufreq_start_governor() argument
2458 if (!policy->governor) in cpufreq_start_governor()
2461 pr_debug("%s: for CPU %u\n", __func__, policy->cpu); in cpufreq_start_governor()
2464 cpufreq_verify_current_freq(policy, false); in cpufreq_start_governor()
2466 if (policy->governor->start) { in cpufreq_start_governor()
2467 ret = policy->governor->start(policy); in cpufreq_start_governor()
2472 if (policy->governor->limits) in cpufreq_start_governor()
2473 policy->governor->limits(policy); in cpufreq_start_governor()
2478 void cpufreq_stop_governor(struct cpufreq_policy *policy) in cpufreq_stop_governor() argument
2480 if (cpufreq_suspended || !policy->governor) in cpufreq_stop_governor()
2483 pr_debug("%s: for CPU %u\n", __func__, policy->cpu); in cpufreq_stop_governor()
2485 if (policy->governor->stop) in cpufreq_stop_governor()
2486 policy->governor->stop(policy); in cpufreq_stop_governor()
2489 static void cpufreq_governor_limits(struct cpufreq_policy *policy) in cpufreq_governor_limits() argument
2491 if (cpufreq_suspended || !policy->governor) in cpufreq_governor_limits()
2494 pr_debug("%s: for CPU %u\n", __func__, policy->cpu); in cpufreq_governor_limits()
2496 if (policy->governor->limits) in cpufreq_governor_limits()
2497 policy->governor->limits(policy); in cpufreq_governor_limits()
2525 struct cpufreq_policy *policy; in cpufreq_unregister_governor() local
2536 for_each_inactive_policy(policy) { in cpufreq_unregister_governor()
2537 if (!strcmp(policy->last_governor, governor->name)) { in cpufreq_unregister_governor()
2538 policy->governor = NULL; in cpufreq_unregister_governor()
2539 strcpy(policy->last_governor, "\0"); in cpufreq_unregister_governor()
2552 * POLICY INTERFACE *
2557 * @policy: struct cpufreq_policy into which the current cpufreq_policy
2559 * @cpu: CPU to find the policy for
2561 * Reads the current cpufreq policy.
2563 int cpufreq_get_policy(struct cpufreq_policy *policy, unsigned int cpu) in cpufreq_get_policy() argument
2566 if (!policy) in cpufreq_get_policy()
2573 memcpy(policy, cpu_policy, sizeof(*policy)); in cpufreq_get_policy()
2581 * cpufreq_set_policy - Modify cpufreq policy parameters.
2582 * @policy: Policy object to modify.
2583 * @new_gov: Policy governor pointer.
2584 * @new_pol: Policy value (for drivers with built-in governors).
2587 * limits to be set for the policy, update @policy with the verified limits
2589 * carry out a governor update for @policy. That is, run the current governor's
2591 * @policy) or replace the governor for @policy with @new_gov.
2593 * The cpuinfo part of @policy is not updated by this function.
2595 static int cpufreq_set_policy(struct cpufreq_policy *policy, in cpufreq_set_policy() argument
2603 memcpy(&new_data.cpuinfo, &policy->cpuinfo, sizeof(policy->cpuinfo)); in cpufreq_set_policy()
2604 new_data.freq_table = policy->freq_table; in cpufreq_set_policy()
2605 new_data.cpu = policy->cpu; in cpufreq_set_policy()
2610 new_data.min = freq_qos_read_value(&policy->constraints, FREQ_QOS_MIN); in cpufreq_set_policy()
2611 new_data.max = freq_qos_read_value(&policy->constraints, FREQ_QOS_MAX); in cpufreq_set_policy()
2613 pr_debug("setting new policy for CPU %u: %u - %u kHz\n", in cpufreq_set_policy()
2625 * Resolve policy min/max to available frequencies. It ensures in cpufreq_set_policy()
2629 policy->min = new_data.min; in cpufreq_set_policy()
2630 policy->max = new_data.max; in cpufreq_set_policy()
2631 policy->min = __resolve_freq(policy, policy->min, CPUFREQ_RELATION_L); in cpufreq_set_policy()
2632 policy->max = __resolve_freq(policy, policy->max, CPUFREQ_RELATION_H); in cpufreq_set_policy()
2633 trace_cpu_frequency_limits(policy); in cpufreq_set_policy()
2635 policy->cached_target_freq = UINT_MAX; in cpufreq_set_policy()
2638 policy->min, policy->max); in cpufreq_set_policy()
2641 policy->policy = new_pol; in cpufreq_set_policy()
2643 return cpufreq_driver->setpolicy(policy); in cpufreq_set_policy()
2646 if (new_gov == policy->governor) { in cpufreq_set_policy()
2648 cpufreq_governor_limits(policy); in cpufreq_set_policy()
2655 old_gov = policy->governor; in cpufreq_set_policy()
2658 cpufreq_stop_governor(policy); in cpufreq_set_policy()
2659 cpufreq_exit_governor(policy); in cpufreq_set_policy()
2663 policy->governor = new_gov; in cpufreq_set_policy()
2664 ret = cpufreq_init_governor(policy); in cpufreq_set_policy()
2666 ret = cpufreq_start_governor(policy); in cpufreq_set_policy()
2669 sched_cpufreq_governor_change(policy, old_gov); in cpufreq_set_policy()
2672 cpufreq_exit_governor(policy); in cpufreq_set_policy()
2676 pr_debug("starting governor %s failed\n", policy->governor->name); in cpufreq_set_policy()
2678 policy->governor = old_gov; in cpufreq_set_policy()
2679 if (cpufreq_init_governor(policy)) in cpufreq_set_policy()
2680 policy->governor = NULL; in cpufreq_set_policy()
2682 cpufreq_start_governor(policy); in cpufreq_set_policy()
2689 * cpufreq_update_policy - Re-evaluate an existing cpufreq policy.
2690 * @cpu: CPU to re-evaluate the policy for.
2692 * Update the current frequency for the cpufreq policy of @cpu and use
2694 * evaluation of policy notifiers and the cpufreq driver's ->verify() callback
2695 * for the policy in question, among other things.
2699 struct cpufreq_policy *policy = cpufreq_cpu_acquire(cpu); in cpufreq_update_policy() local
2701 if (!policy) in cpufreq_update_policy()
2709 (cpufreq_suspended || WARN_ON(!cpufreq_verify_current_freq(policy, false)))) in cpufreq_update_policy()
2712 refresh_frequency_limits(policy); in cpufreq_update_policy()
2715 cpufreq_cpu_release(policy); in cpufreq_update_policy()
2720 * cpufreq_update_limits - Update policy limits for a given CPU.
2721 * @cpu: CPU to update the policy limits for.
2738 static int cpufreq_boost_set_sw(struct cpufreq_policy *policy, int state) in cpufreq_boost_set_sw() argument
2742 if (!policy->freq_table) in cpufreq_boost_set_sw()
2745 ret = cpufreq_frequency_table_cpuinfo(policy, policy->freq_table); in cpufreq_boost_set_sw()
2747 pr_err("%s: Policy frequency update failed\n", __func__); in cpufreq_boost_set_sw()
2751 ret = freq_qos_update_request(policy->max_freq_req, policy->max); in cpufreq_boost_set_sw()
2760 struct cpufreq_policy *policy; in cpufreq_boost_trigger_state() local
2772 for_each_active_policy(policy) { in cpufreq_boost_trigger_state()
2773 policy->boost_enabled = state; in cpufreq_boost_trigger_state()
2774 ret = cpufreq_driver->set_boost(policy, state); in cpufreq_boost_trigger_state()
2776 policy->boost_enabled = !policy->boost_enabled; in cpufreq_boost_trigger_state()