Lines Matching refs:devfreq
67 static struct devfreq *find_device_devfreq(struct device *dev) in find_device_devfreq()
69 struct devfreq *tmp_devfreq; in find_device_devfreq()
86 static unsigned long find_available_min_freq(struct devfreq *devfreq) in find_available_min_freq() argument
91 opp = dev_pm_opp_find_freq_ceil(devfreq->dev.parent, &min_freq); in find_available_min_freq()
100 static unsigned long find_available_max_freq(struct devfreq *devfreq) in find_available_max_freq() argument
105 opp = dev_pm_opp_find_freq_floor(devfreq->dev.parent, &max_freq); in find_available_max_freq()
122 void devfreq_get_freq_range(struct devfreq *devfreq, in devfreq_get_freq_range() argument
126 unsigned long *freq_table = devfreq->freq_table; in devfreq_get_freq_range()
129 lockdep_assert_held(&devfreq->lock); in devfreq_get_freq_range()
136 if (freq_table[0] < freq_table[devfreq->max_state - 1]) { in devfreq_get_freq_range()
138 *max_freq = freq_table[devfreq->max_state - 1]; in devfreq_get_freq_range()
140 *min_freq = freq_table[devfreq->max_state - 1]; in devfreq_get_freq_range()
145 qos_min_freq = dev_pm_qos_read_value(devfreq->dev.parent, in devfreq_get_freq_range()
147 qos_max_freq = dev_pm_qos_read_value(devfreq->dev.parent, in devfreq_get_freq_range()
155 *min_freq = max(*min_freq, devfreq->scaling_min_freq); in devfreq_get_freq_range()
156 *max_freq = min(*max_freq, devfreq->scaling_max_freq); in devfreq_get_freq_range()
168 static int devfreq_get_freq_level(struct devfreq *devfreq, unsigned long freq) in devfreq_get_freq_level() argument
172 for (lev = 0; lev < devfreq->max_state; lev++) in devfreq_get_freq_level()
173 if (freq == devfreq->freq_table[lev]) in devfreq_get_freq_level()
179 static int set_freq_table(struct devfreq *devfreq) in set_freq_table() argument
186 count = dev_pm_opp_get_opp_count(devfreq->dev.parent); in set_freq_table()
190 devfreq->max_state = count; in set_freq_table()
191 devfreq->freq_table = devm_kcalloc(devfreq->dev.parent, in set_freq_table()
192 devfreq->max_state, in set_freq_table()
193 sizeof(*devfreq->freq_table), in set_freq_table()
195 if (!devfreq->freq_table) in set_freq_table()
198 for (i = 0, freq = 0; i < devfreq->max_state; i++, freq++) { in set_freq_table()
199 opp = dev_pm_opp_find_freq_ceil(devfreq->dev.parent, &freq); in set_freq_table()
201 devm_kfree(devfreq->dev.parent, devfreq->freq_table); in set_freq_table()
205 devfreq->freq_table[i] = freq; in set_freq_table()
216 int devfreq_update_status(struct devfreq *devfreq, unsigned long freq) in devfreq_update_status() argument
221 lockdep_assert_held(&devfreq->lock); in devfreq_update_status()
225 if (!devfreq->previous_freq) in devfreq_update_status()
228 prev_lev = devfreq_get_freq_level(devfreq, devfreq->previous_freq); in devfreq_update_status()
234 devfreq->stats.time_in_state[prev_lev] += in devfreq_update_status()
235 cur_time - devfreq->stats.last_update; in devfreq_update_status()
237 lev = devfreq_get_freq_level(devfreq, freq); in devfreq_update_status()
244 devfreq->stats.trans_table[ in devfreq_update_status()
245 (prev_lev * devfreq->max_state) + lev]++; in devfreq_update_status()
246 devfreq->stats.total_trans++; in devfreq_update_status()
250 devfreq->stats.last_update = cur_time; in devfreq_update_status()
324 static int devfreq_notify_transition(struct devfreq *devfreq, in devfreq_notify_transition() argument
327 if (!devfreq) in devfreq_notify_transition()
332 srcu_notifier_call_chain(&devfreq->transition_notifier_list, in devfreq_notify_transition()
337 srcu_notifier_call_chain(&devfreq->transition_notifier_list, in devfreq_notify_transition()
347 static int devfreq_set_target(struct devfreq *devfreq, unsigned long new_freq, in devfreq_set_target() argument
354 if (devfreq->profile->get_cur_freq) in devfreq_set_target()
355 devfreq->profile->get_cur_freq(devfreq->dev.parent, &cur_freq); in devfreq_set_target()
357 cur_freq = devfreq->previous_freq; in devfreq_set_target()
361 devfreq_notify_transition(devfreq, &freqs, DEVFREQ_PRECHANGE); in devfreq_set_target()
363 err = devfreq->profile->target(devfreq->dev.parent, &new_freq, flags); in devfreq_set_target()
366 devfreq_notify_transition(devfreq, &freqs, DEVFREQ_POSTCHANGE); in devfreq_set_target()
376 trace_devfreq_frequency(devfreq, new_freq, cur_freq); in devfreq_set_target()
379 devfreq_notify_transition(devfreq, &freqs, DEVFREQ_POSTCHANGE); in devfreq_set_target()
381 if (devfreq_update_status(devfreq, new_freq)) in devfreq_set_target()
382 dev_warn(&devfreq->dev, in devfreq_set_target()
385 devfreq->previous_freq = new_freq; in devfreq_set_target()
387 if (devfreq->suspend_freq) in devfreq_set_target()
388 devfreq->resume_freq = new_freq; in devfreq_set_target()
403 int devfreq_update_target(struct devfreq *devfreq, unsigned long freq) in devfreq_update_target() argument
409 lockdep_assert_held(&devfreq->lock); in devfreq_update_target()
411 if (!devfreq->governor) in devfreq_update_target()
415 err = devfreq->governor->get_target_freq(devfreq, &freq); in devfreq_update_target()
418 devfreq_get_freq_range(devfreq, &min_freq, &max_freq); in devfreq_update_target()
429 return devfreq_set_target(devfreq, freq, flags); in devfreq_update_target()
442 int update_devfreq(struct devfreq *devfreq) in update_devfreq() argument
444 return devfreq_update_target(devfreq, 0L); in update_devfreq()
456 struct devfreq *devfreq = container_of(work, in devfreq_monitor() local
457 struct devfreq, work.work); in devfreq_monitor()
459 mutex_lock(&devfreq->lock); in devfreq_monitor()
460 err = update_devfreq(devfreq); in devfreq_monitor()
462 dev_err(&devfreq->dev, "dvfs failed with (%d) error\n", err); in devfreq_monitor()
464 queue_delayed_work(devfreq_wq, &devfreq->work, in devfreq_monitor()
465 msecs_to_jiffies(devfreq->profile->polling_ms)); in devfreq_monitor()
466 mutex_unlock(&devfreq->lock); in devfreq_monitor()
468 trace_devfreq_monitor(devfreq); in devfreq_monitor()
480 void devfreq_monitor_start(struct devfreq *devfreq) in devfreq_monitor_start() argument
482 if (IS_SUPPORTED_FLAG(devfreq->governor->flags, IRQ_DRIVEN)) in devfreq_monitor_start()
485 switch (devfreq->profile->timer) { in devfreq_monitor_start()
487 INIT_DEFERRABLE_WORK(&devfreq->work, devfreq_monitor); in devfreq_monitor_start()
490 INIT_DELAYED_WORK(&devfreq->work, devfreq_monitor); in devfreq_monitor_start()
496 if (devfreq->profile->polling_ms) in devfreq_monitor_start()
497 queue_delayed_work(devfreq_wq, &devfreq->work, in devfreq_monitor_start()
498 msecs_to_jiffies(devfreq->profile->polling_ms)); in devfreq_monitor_start()
510 void devfreq_monitor_stop(struct devfreq *devfreq) in devfreq_monitor_stop() argument
512 if (IS_SUPPORTED_FLAG(devfreq->governor->flags, IRQ_DRIVEN)) in devfreq_monitor_stop()
515 cancel_delayed_work_sync(&devfreq->work); in devfreq_monitor_stop()
531 void devfreq_monitor_suspend(struct devfreq *devfreq) in devfreq_monitor_suspend() argument
533 mutex_lock(&devfreq->lock); in devfreq_monitor_suspend()
534 if (devfreq->stop_polling) { in devfreq_monitor_suspend()
535 mutex_unlock(&devfreq->lock); in devfreq_monitor_suspend()
539 devfreq_update_status(devfreq, devfreq->previous_freq); in devfreq_monitor_suspend()
540 devfreq->stop_polling = true; in devfreq_monitor_suspend()
541 mutex_unlock(&devfreq->lock); in devfreq_monitor_suspend()
543 if (IS_SUPPORTED_FLAG(devfreq->governor->flags, IRQ_DRIVEN)) in devfreq_monitor_suspend()
546 cancel_delayed_work_sync(&devfreq->work); in devfreq_monitor_suspend()
558 void devfreq_monitor_resume(struct devfreq *devfreq) in devfreq_monitor_resume() argument
562 mutex_lock(&devfreq->lock); in devfreq_monitor_resume()
564 if (IS_SUPPORTED_FLAG(devfreq->governor->flags, IRQ_DRIVEN)) in devfreq_monitor_resume()
567 if (!devfreq->stop_polling) in devfreq_monitor_resume()
570 if (!delayed_work_pending(&devfreq->work) && in devfreq_monitor_resume()
571 devfreq->profile->polling_ms) in devfreq_monitor_resume()
572 queue_delayed_work(devfreq_wq, &devfreq->work, in devfreq_monitor_resume()
573 msecs_to_jiffies(devfreq->profile->polling_ms)); in devfreq_monitor_resume()
576 devfreq->stats.last_update = get_jiffies_64(); in devfreq_monitor_resume()
577 devfreq->stop_polling = false; in devfreq_monitor_resume()
579 if (devfreq->profile->get_cur_freq && in devfreq_monitor_resume()
580 !devfreq->profile->get_cur_freq(devfreq->dev.parent, &freq)) in devfreq_monitor_resume()
581 devfreq->previous_freq = freq; in devfreq_monitor_resume()
584 mutex_unlock(&devfreq->lock); in devfreq_monitor_resume()
596 void devfreq_update_interval(struct devfreq *devfreq, unsigned int *delay) in devfreq_update_interval() argument
598 unsigned int cur_delay = devfreq->profile->polling_ms; in devfreq_update_interval()
601 mutex_lock(&devfreq->lock); in devfreq_update_interval()
602 devfreq->profile->polling_ms = new_delay; in devfreq_update_interval()
604 if (IS_SUPPORTED_FLAG(devfreq->governor->flags, IRQ_DRIVEN)) in devfreq_update_interval()
607 if (devfreq->stop_polling) in devfreq_update_interval()
612 mutex_unlock(&devfreq->lock); in devfreq_update_interval()
613 cancel_delayed_work_sync(&devfreq->work); in devfreq_update_interval()
619 queue_delayed_work(devfreq_wq, &devfreq->work, in devfreq_update_interval()
620 msecs_to_jiffies(devfreq->profile->polling_ms)); in devfreq_update_interval()
626 mutex_unlock(&devfreq->lock); in devfreq_update_interval()
627 cancel_delayed_work_sync(&devfreq->work); in devfreq_update_interval()
628 mutex_lock(&devfreq->lock); in devfreq_update_interval()
629 if (!devfreq->stop_polling) in devfreq_update_interval()
630 queue_delayed_work(devfreq_wq, &devfreq->work, in devfreq_update_interval()
631 msecs_to_jiffies(devfreq->profile->polling_ms)); in devfreq_update_interval()
634 mutex_unlock(&devfreq->lock); in devfreq_update_interval()
650 struct devfreq *devfreq = container_of(nb, struct devfreq, nb); in devfreq_notifier_call() local
653 mutex_lock(&devfreq->lock); in devfreq_notifier_call()
655 devfreq->scaling_min_freq = find_available_min_freq(devfreq); in devfreq_notifier_call()
656 if (!devfreq->scaling_min_freq) in devfreq_notifier_call()
659 devfreq->scaling_max_freq = find_available_max_freq(devfreq); in devfreq_notifier_call()
660 if (!devfreq->scaling_max_freq) { in devfreq_notifier_call()
661 devfreq->scaling_max_freq = ULONG_MAX; in devfreq_notifier_call()
665 err = update_devfreq(devfreq); in devfreq_notifier_call()
668 mutex_unlock(&devfreq->lock); in devfreq_notifier_call()
670 dev_err(devfreq->dev.parent, in devfreq_notifier_call()
681 static int qos_notifier_call(struct devfreq *devfreq) in qos_notifier_call() argument
685 mutex_lock(&devfreq->lock); in qos_notifier_call()
686 err = update_devfreq(devfreq); in qos_notifier_call()
687 mutex_unlock(&devfreq->lock); in qos_notifier_call()
689 dev_err(devfreq->dev.parent, in qos_notifier_call()
705 return qos_notifier_call(container_of(nb, struct devfreq, nb_min)); in qos_min_notifier_call()
717 return qos_notifier_call(container_of(nb, struct devfreq, nb_max)); in qos_max_notifier_call()
728 struct devfreq *devfreq = to_devfreq(dev); in devfreq_dev_release() local
732 list_del(&devfreq->node); in devfreq_dev_release()
735 err = dev_pm_qos_remove_notifier(devfreq->dev.parent, &devfreq->nb_max, in devfreq_dev_release()
740 err = dev_pm_qos_remove_notifier(devfreq->dev.parent, &devfreq->nb_min, in devfreq_dev_release()
746 if (dev_pm_qos_request_active(&devfreq->user_max_freq_req)) { in devfreq_dev_release()
747 err = dev_pm_qos_remove_request(&devfreq->user_max_freq_req); in devfreq_dev_release()
752 if (dev_pm_qos_request_active(&devfreq->user_min_freq_req)) { in devfreq_dev_release()
753 err = dev_pm_qos_remove_request(&devfreq->user_min_freq_req); in devfreq_dev_release()
759 if (devfreq->profile->exit) in devfreq_dev_release()
760 devfreq->profile->exit(devfreq->dev.parent); in devfreq_dev_release()
762 if (devfreq->opp_table) in devfreq_dev_release()
763 dev_pm_opp_put_opp_table(devfreq->opp_table); in devfreq_dev_release()
765 mutex_destroy(&devfreq->lock); in devfreq_dev_release()
766 kfree(devfreq); in devfreq_dev_release()
769 static void create_sysfs_files(struct devfreq *devfreq,
771 static void remove_sysfs_files(struct devfreq *devfreq,
781 struct devfreq *devfreq_add_device(struct device *dev, in devfreq_add_device()
786 struct devfreq *devfreq; in devfreq_add_device() local
797 devfreq = find_device_devfreq(dev); in devfreq_add_device()
799 if (!IS_ERR(devfreq)) { in devfreq_add_device()
806 devfreq = kzalloc(sizeof(struct devfreq), GFP_KERNEL); in devfreq_add_device()
807 if (!devfreq) { in devfreq_add_device()
812 mutex_init(&devfreq->lock); in devfreq_add_device()
813 mutex_lock(&devfreq->lock); in devfreq_add_device()
814 devfreq->dev.parent = dev; in devfreq_add_device()
815 devfreq->dev.class = devfreq_class; in devfreq_add_device()
816 devfreq->dev.release = devfreq_dev_release; in devfreq_add_device()
817 INIT_LIST_HEAD(&devfreq->node); in devfreq_add_device()
818 devfreq->profile = profile; in devfreq_add_device()
819 devfreq->previous_freq = profile->initial_freq; in devfreq_add_device()
820 devfreq->last_status.current_frequency = profile->initial_freq; in devfreq_add_device()
821 devfreq->data = data; in devfreq_add_device()
822 devfreq->nb.notifier_call = devfreq_notifier_call; in devfreq_add_device()
824 if (devfreq->profile->timer < 0 in devfreq_add_device()
825 || devfreq->profile->timer >= DEVFREQ_TIMER_NUM) { in devfreq_add_device()
826 mutex_unlock(&devfreq->lock); in devfreq_add_device()
831 if (!devfreq->profile->max_state || !devfreq->profile->freq_table) { in devfreq_add_device()
832 mutex_unlock(&devfreq->lock); in devfreq_add_device()
833 err = set_freq_table(devfreq); in devfreq_add_device()
836 mutex_lock(&devfreq->lock); in devfreq_add_device()
838 devfreq->freq_table = devfreq->profile->freq_table; in devfreq_add_device()
839 devfreq->max_state = devfreq->profile->max_state; in devfreq_add_device()
842 devfreq->scaling_min_freq = find_available_min_freq(devfreq); in devfreq_add_device()
843 if (!devfreq->scaling_min_freq) { in devfreq_add_device()
844 mutex_unlock(&devfreq->lock); in devfreq_add_device()
849 devfreq->scaling_max_freq = find_available_max_freq(devfreq); in devfreq_add_device()
850 if (!devfreq->scaling_max_freq) { in devfreq_add_device()
851 mutex_unlock(&devfreq->lock); in devfreq_add_device()
856 devfreq_get_freq_range(devfreq, &min_freq, &max_freq); in devfreq_add_device()
858 devfreq->suspend_freq = dev_pm_opp_get_suspend_opp_freq(dev); in devfreq_add_device()
859 devfreq->opp_table = dev_pm_opp_get_opp_table(dev); in devfreq_add_device()
860 if (IS_ERR(devfreq->opp_table)) in devfreq_add_device()
861 devfreq->opp_table = NULL; in devfreq_add_device()
863 atomic_set(&devfreq->suspend_count, 0); in devfreq_add_device()
865 dev_set_name(&devfreq->dev, "%s", dev_name(dev)); in devfreq_add_device()
866 err = device_register(&devfreq->dev); in devfreq_add_device()
868 mutex_unlock(&devfreq->lock); in devfreq_add_device()
869 put_device(&devfreq->dev); in devfreq_add_device()
873 devfreq->stats.trans_table = devm_kzalloc(&devfreq->dev, in devfreq_add_device()
875 devfreq->max_state, in devfreq_add_device()
876 devfreq->max_state), in devfreq_add_device()
878 if (!devfreq->stats.trans_table) { in devfreq_add_device()
879 mutex_unlock(&devfreq->lock); in devfreq_add_device()
884 devfreq->stats.time_in_state = devm_kcalloc(&devfreq->dev, in devfreq_add_device()
885 devfreq->max_state, in devfreq_add_device()
886 sizeof(*devfreq->stats.time_in_state), in devfreq_add_device()
888 if (!devfreq->stats.time_in_state) { in devfreq_add_device()
889 mutex_unlock(&devfreq->lock); in devfreq_add_device()
894 devfreq->stats.total_trans = 0; in devfreq_add_device()
895 devfreq->stats.last_update = get_jiffies_64(); in devfreq_add_device()
897 srcu_init_notifier_head(&devfreq->transition_notifier_list); in devfreq_add_device()
899 mutex_unlock(&devfreq->lock); in devfreq_add_device()
901 err = dev_pm_qos_add_request(dev, &devfreq->user_min_freq_req, in devfreq_add_device()
905 err = dev_pm_qos_add_request(dev, &devfreq->user_max_freq_req, in devfreq_add_device()
911 devfreq->nb_min.notifier_call = qos_min_notifier_call; in devfreq_add_device()
912 err = dev_pm_qos_add_notifier(dev, &devfreq->nb_min, in devfreq_add_device()
917 devfreq->nb_max.notifier_call = qos_max_notifier_call; in devfreq_add_device()
918 err = dev_pm_qos_add_notifier(dev, &devfreq->nb_max, in devfreq_add_device()
933 devfreq->governor = governor; in devfreq_add_device()
934 err = devfreq->governor->event_handler(devfreq, DEVFREQ_GOV_START, in devfreq_add_device()
942 create_sysfs_files(devfreq, devfreq->governor); in devfreq_add_device()
944 list_add(&devfreq->node, &devfreq_list); in devfreq_add_device()
948 if (devfreq->profile->is_cooling_device) { in devfreq_add_device()
949 devfreq->cdev = devfreq_cooling_em_register(devfreq, NULL); in devfreq_add_device()
950 if (IS_ERR(devfreq->cdev)) in devfreq_add_device()
951 devfreq->cdev = NULL; in devfreq_add_device()
954 return devfreq; in devfreq_add_device()
959 devfreq_remove_device(devfreq); in devfreq_add_device()
960 devfreq = NULL; in devfreq_add_device()
962 kfree(devfreq); in devfreq_add_device()
974 int devfreq_remove_device(struct devfreq *devfreq) in devfreq_remove_device() argument
976 if (!devfreq) in devfreq_remove_device()
979 devfreq_cooling_unregister(devfreq->cdev); in devfreq_remove_device()
981 if (devfreq->governor) { in devfreq_remove_device()
982 devfreq->governor->event_handler(devfreq, in devfreq_remove_device()
984 remove_sysfs_files(devfreq, devfreq->governor); in devfreq_remove_device()
987 device_unregister(&devfreq->dev); in devfreq_remove_device()
995 struct devfreq **r = res; in devm_devfreq_dev_match()
1005 devfreq_remove_device(*(struct devfreq **)res); in devm_devfreq_dev_release()
1019 struct devfreq *devm_devfreq_add_device(struct device *dev, in devm_devfreq_add_device()
1024 struct devfreq **ptr, *devfreq; in devm_devfreq_add_device() local
1030 devfreq = devfreq_add_device(dev, profile, governor_name, data); in devm_devfreq_add_device()
1031 if (IS_ERR(devfreq)) { in devm_devfreq_add_device()
1033 return devfreq; in devm_devfreq_add_device()
1036 *ptr = devfreq; in devm_devfreq_add_device()
1039 return devfreq; in devm_devfreq_add_device()
1050 struct devfreq *devfreq_get_devfreq_by_node(struct device_node *node) in devfreq_get_devfreq_by_node()
1052 struct devfreq *devfreq; in devfreq_get_devfreq_by_node() local
1058 list_for_each_entry(devfreq, &devfreq_list, node) { in devfreq_get_devfreq_by_node()
1059 if (devfreq->dev.parent in devfreq_get_devfreq_by_node()
1060 && device_match_of_node(devfreq->dev.parent, node)) { in devfreq_get_devfreq_by_node()
1062 return devfreq; in devfreq_get_devfreq_by_node()
1078 struct devfreq *devfreq_get_devfreq_by_phandle(struct device *dev, in devfreq_get_devfreq_by_phandle()
1082 struct devfreq *devfreq; in devfreq_get_devfreq_by_phandle() local
1094 devfreq = devfreq_get_devfreq_by_node(node); in devfreq_get_devfreq_by_phandle()
1097 return devfreq; in devfreq_get_devfreq_by_phandle()
1101 struct devfreq *devfreq_get_devfreq_by_node(struct device_node *node) in devfreq_get_devfreq_by_node()
1106 struct devfreq *devfreq_get_devfreq_by_phandle(struct device *dev, in devfreq_get_devfreq_by_phandle()
1120 void devm_devfreq_remove_device(struct device *dev, struct devfreq *devfreq) in devm_devfreq_remove_device() argument
1123 devm_devfreq_dev_match, devfreq)); in devm_devfreq_remove_device()
1135 int devfreq_suspend_device(struct devfreq *devfreq) in devfreq_suspend_device() argument
1139 if (!devfreq) in devfreq_suspend_device()
1142 if (atomic_inc_return(&devfreq->suspend_count) > 1) in devfreq_suspend_device()
1145 if (devfreq->governor) { in devfreq_suspend_device()
1146 ret = devfreq->governor->event_handler(devfreq, in devfreq_suspend_device()
1152 if (devfreq->suspend_freq) { in devfreq_suspend_device()
1153 mutex_lock(&devfreq->lock); in devfreq_suspend_device()
1154 ret = devfreq_set_target(devfreq, devfreq->suspend_freq, 0); in devfreq_suspend_device()
1155 mutex_unlock(&devfreq->lock); in devfreq_suspend_device()
1172 int devfreq_resume_device(struct devfreq *devfreq) in devfreq_resume_device() argument
1176 if (!devfreq) in devfreq_resume_device()
1179 if (atomic_dec_return(&devfreq->suspend_count) >= 1) in devfreq_resume_device()
1182 if (devfreq->resume_freq) { in devfreq_resume_device()
1183 mutex_lock(&devfreq->lock); in devfreq_resume_device()
1184 ret = devfreq_set_target(devfreq, devfreq->resume_freq, 0); in devfreq_resume_device()
1185 mutex_unlock(&devfreq->lock); in devfreq_resume_device()
1190 if (devfreq->governor) { in devfreq_resume_device()
1191 ret = devfreq->governor->event_handler(devfreq, in devfreq_resume_device()
1211 struct devfreq *devfreq; in devfreq_suspend() local
1215 list_for_each_entry(devfreq, &devfreq_list, node) { in devfreq_suspend()
1216 ret = devfreq_suspend_device(devfreq); in devfreq_suspend()
1218 dev_err(&devfreq->dev, in devfreq_suspend()
1232 struct devfreq *devfreq; in devfreq_resume() local
1236 list_for_each_entry(devfreq, &devfreq_list, node) { in devfreq_resume()
1237 ret = devfreq_resume_device(devfreq); in devfreq_resume()
1239 dev_warn(&devfreq->dev, in devfreq_resume()
1252 struct devfreq *devfreq; in devfreq_add_governor() local
1271 list_for_each_entry(devfreq, &devfreq_list, node) { in devfreq_add_governor()
1273 struct device *dev = devfreq->dev.parent; in devfreq_add_governor()
1275 if (!strncmp(devfreq->governor->name, governor->name, in devfreq_add_governor()
1278 if (devfreq->governor) { in devfreq_add_governor()
1281 __func__, devfreq->governor->name); in devfreq_add_governor()
1282 ret = devfreq->governor->event_handler(devfreq, in devfreq_add_governor()
1288 devfreq->governor->name, ret); in devfreq_add_governor()
1292 devfreq->governor = governor; in devfreq_add_governor()
1293 ret = devfreq->governor->event_handler(devfreq, in devfreq_add_governor()
1297 __func__, devfreq->governor->name, in devfreq_add_governor()
1343 struct devfreq *devfreq; in devfreq_remove_governor() local
1359 list_for_each_entry(devfreq, &devfreq_list, node) { in devfreq_remove_governor()
1361 struct device *dev = devfreq->dev.parent; in devfreq_remove_governor()
1363 if (!strncmp(devfreq->governor->name, governor->name, in devfreq_remove_governor()
1366 if (!devfreq->governor) { in devfreq_remove_governor()
1372 ret = devfreq->governor->event_handler(devfreq, in devfreq_remove_governor()
1376 __func__, devfreq->governor->name, in devfreq_remove_governor()
1379 devfreq->governor = NULL; in devfreq_remove_governor()
1394 struct devfreq *df = to_devfreq(dev); in name_show()
1402 struct devfreq *df = to_devfreq(dev); in governor_show()
1413 struct devfreq *df = to_devfreq(dev); in governor_store()
1494 struct devfreq *df = to_devfreq(d); in available_governors_show()
1540 struct devfreq *df = to_devfreq(dev); in cur_freq_show()
1556 struct devfreq *df = to_devfreq(dev); in target_freq_show()
1565 struct devfreq *df = to_devfreq(dev); in min_freq_store()
1592 struct devfreq *df = to_devfreq(dev); in min_freq_show()
1606 struct devfreq *df = to_devfreq(dev); in max_freq_store()
1646 struct devfreq *df = to_devfreq(dev); in max_freq_show()
1661 struct devfreq *df = to_devfreq(d); in available_frequencies_show()
1688 struct devfreq *df = to_devfreq(dev); in trans_stat_show()
1740 struct devfreq *df = to_devfreq(dev); in trans_stat_store()
1779 ATTRIBUTE_GROUPS(devfreq);
1784 struct devfreq *df = to_devfreq(dev); in polling_interval_show()
1796 struct devfreq *df = to_devfreq(dev); in polling_interval_store()
1817 struct devfreq *df = to_devfreq(dev); in timer_show()
1828 struct devfreq *df = to_devfreq(dev); in timer_store()
1888 static void create_sysfs_files(struct devfreq *devfreq, in create_sysfs_files() argument
1892 CREATE_SYSFS_FILE(devfreq, polling_interval); in create_sysfs_files()
1894 CREATE_SYSFS_FILE(devfreq, timer); in create_sysfs_files()
1898 static void remove_sysfs_files(struct devfreq *devfreq, in remove_sysfs_files() argument
1902 sysfs_remove_file(&devfreq->dev.kobj, in remove_sysfs_files()
1905 sysfs_remove_file(&devfreq->dev.kobj, &dev_attr_timer.attr); in remove_sysfs_files()
1920 struct devfreq *devfreq; in devfreq_summary_show() local
1921 struct devfreq *p_devfreq = NULL; in devfreq_summary_show()
1947 list_for_each_entry_reverse(devfreq, &devfreq_list, node) { in devfreq_summary_show()
1949 if (!strncmp(devfreq->governor->name, DEVFREQ_GOV_PASSIVE, in devfreq_summary_show()
1951 struct devfreq_passive_data *data = devfreq->data; in devfreq_summary_show()
1960 mutex_lock(&devfreq->lock); in devfreq_summary_show()
1961 cur_freq = devfreq->previous_freq; in devfreq_summary_show()
1962 devfreq_get_freq_range(devfreq, &min_freq, &max_freq); in devfreq_summary_show()
1963 timer = devfreq->profile->timer; in devfreq_summary_show()
1965 if (IS_SUPPORTED_ATTR(devfreq->governor->attrs, POLLING_INTERVAL)) in devfreq_summary_show()
1966 polling_ms = devfreq->profile->polling_ms; in devfreq_summary_show()
1969 mutex_unlock(&devfreq->lock); in devfreq_summary_show()
1973 dev_name(&devfreq->dev), in devfreq_summary_show()
1975 devfreq->governor->name, in devfreq_summary_show()
2062 int devfreq_register_opp_notifier(struct device *dev, struct devfreq *devfreq) in devfreq_register_opp_notifier() argument
2064 return dev_pm_opp_register_notifier(dev, &devfreq->nb); in devfreq_register_opp_notifier()
2078 int devfreq_unregister_opp_notifier(struct device *dev, struct devfreq *devfreq) in devfreq_unregister_opp_notifier() argument
2080 return dev_pm_opp_unregister_notifier(dev, &devfreq->nb); in devfreq_unregister_opp_notifier()
2086 devfreq_unregister_opp_notifier(dev, *(struct devfreq **)res); in devm_devfreq_opp_release()
2096 struct devfreq *devfreq) in devm_devfreq_register_opp_notifier() argument
2098 struct devfreq **ptr; in devm_devfreq_register_opp_notifier()
2105 ret = devfreq_register_opp_notifier(dev, devfreq); in devm_devfreq_register_opp_notifier()
2111 *ptr = devfreq; in devm_devfreq_register_opp_notifier()
2125 struct devfreq *devfreq) in devm_devfreq_unregister_opp_notifier() argument
2128 devm_devfreq_dev_match, devfreq)); in devm_devfreq_unregister_opp_notifier()
2138 int devfreq_register_notifier(struct devfreq *devfreq, in devfreq_register_notifier() argument
2144 if (!devfreq) in devfreq_register_notifier()
2150 &devfreq->transition_notifier_list, nb); in devfreq_register_notifier()
2166 int devfreq_unregister_notifier(struct devfreq *devfreq, in devfreq_unregister_notifier() argument
2172 if (!devfreq) in devfreq_unregister_notifier()
2178 &devfreq->transition_notifier_list, nb); in devfreq_unregister_notifier()
2189 struct devfreq *devfreq; member
2198 devfreq_unregister_notifier(this->devfreq, this->nb, this->list); in devm_devfreq_notifier_release()
2210 struct devfreq *devfreq, in devm_devfreq_register_notifier() argument
2222 ret = devfreq_register_notifier(devfreq, nb, list); in devm_devfreq_register_notifier()
2228 ptr->devfreq = devfreq; in devm_devfreq_register_notifier()
2246 struct devfreq *devfreq, in devm_devfreq_unregister_notifier() argument
2251 devm_devfreq_dev_match, devfreq)); in devm_devfreq_unregister_notifier()