1396 	struct devfreq *df = to_devfreq(dev);  in name_show()  local
1397 	return sprintf(buf, "%s\n", dev_name(df->dev.parent));  in name_show()
1404 	struct devfreq *df = to_devfreq(dev);  in governor_show()  local
1406 	if (!df->governor)  in governor_show()
1409 	return sprintf(buf, "%s\n", df->governor->name);  in governor_show()
1415 	struct devfreq *df = to_devfreq(dev);  in governor_store()  local
1420 	if (!df->governor)  in governor_store()
1433 	if (df->governor == governor) {  in governor_store()
1436 	} else if (IS_SUPPORTED_FLAG(df->governor->flags, IMMUTABLE)  in governor_store()
1446 	ret = df->governor->event_handler(df, DEVFREQ_GOV_STOP, NULL);  in governor_store()
1449 			 __func__, df->governor->name, ret);  in governor_store()
1452 	remove_sysfs_files(df, df->governor);  in governor_store()
1458 	prev_governor = df->governor;  in governor_store()
1459 	df->governor = governor;  in governor_store()
1460 	ret = df->governor->event_handler(df, DEVFREQ_GOV_START, NULL);  in governor_store()
1463 			 __func__, df->governor->name, ret);  in governor_store()
1466 		df->governor = prev_governor;  in governor_store()
1467 		ret = df->governor->event_handler(df, DEVFREQ_GOV_START, NULL);  in governor_store()
1472 			df->governor = NULL;  in governor_store()
1481 	create_sysfs_files(df, df->governor);  in governor_store()
1496 	struct devfreq *df = to_devfreq(d);  in available_governors_show()  local
1499 	if (!df->governor)  in available_governors_show()
1508 	if (IS_SUPPORTED_FLAG(df->governor->flags, IMMUTABLE)) {  in available_governors_show()
1510 				  "%s ", df->governor->name);  in available_governors_show()
1542 	struct devfreq *df = to_devfreq(dev);  in cur_freq_show()  local
1544 	if (!df->profile)  in cur_freq_show()
1547 	if (df->profile->get_cur_freq &&  in cur_freq_show()
1548 		!df->profile->get_cur_freq(df->dev.parent, &freq))  in cur_freq_show()
1551 	return sprintf(buf, "%lu\n", df->previous_freq);  in cur_freq_show()
1558 	struct devfreq *df = to_devfreq(dev);  in target_freq_show()  local
1560 	return sprintf(buf, "%lu\n", df->previous_freq);  in target_freq_show()
1567 	struct devfreq *df = to_devfreq(dev);  in min_freq_store()  local
1575 	if (!dev_pm_qos_request_active(&df->user_min_freq_req))  in min_freq_store()
1583 	ret = dev_pm_qos_update_request(&df->user_min_freq_req,  in min_freq_store()
1594 	struct devfreq *df = to_devfreq(dev);  in min_freq_show()  local
1597 	mutex_lock(&df->lock);  in min_freq_show()
1598 	devfreq_get_freq_range(df, &min_freq, &max_freq);  in min_freq_show()
1599 	mutex_unlock(&df->lock);  in min_freq_show()
1608 	struct devfreq *df = to_devfreq(dev);  in max_freq_store()  local
1616 	if (!dev_pm_qos_request_active(&df->user_max_freq_req))  in max_freq_store()
1638 	ret = dev_pm_qos_update_request(&df->user_max_freq_req, value);  in max_freq_store()
1648 	struct devfreq *df = to_devfreq(dev);  in max_freq_show()  local
1651 	mutex_lock(&df->lock);  in max_freq_show()
1652 	devfreq_get_freq_range(df, &min_freq, &max_freq);  in max_freq_show()
1653 	mutex_unlock(&df->lock);  in max_freq_show()
1663 	struct devfreq *df = to_devfreq(d);  in available_frequencies_show()  local
1667 	if (!df->profile)  in available_frequencies_show()
1670 	mutex_lock(&df->lock);  in available_frequencies_show()
1672 	for (i = 0; i < df->max_state; i++)  in available_frequencies_show()
1674 				"%lu ", df->freq_table[i]);  in available_frequencies_show()
1676 	mutex_unlock(&df->lock);  in available_frequencies_show()
1690 	struct devfreq *df = to_devfreq(dev);  in trans_stat_show()  local
1695 	if (!df->profile)  in trans_stat_show()
1697 	max_state = df->max_state;  in trans_stat_show()
1702 	mutex_lock(&df->lock);  in trans_stat_show()
1703 	if (!df->stop_polling &&  in trans_stat_show()
1704 			devfreq_update_status(df, df->previous_freq)) {  in trans_stat_show()
1705 		mutex_unlock(&df->lock);  in trans_stat_show()
1708 	mutex_unlock(&df->lock);  in trans_stat_show()
1714 				df->freq_table[i]);  in trans_stat_show()
1719 		if (df->freq_table[i] == df->previous_freq)  in trans_stat_show()
1724 		len += sprintf(buf + len, "%10lu:", df->freq_table[i]);  in trans_stat_show()
1727 				df->stats.trans_table[(i * max_state) + j]);  in trans_stat_show()
1730 			jiffies64_to_msecs(df->stats.time_in_state[i]));  in trans_stat_show()
1734 					df->stats.total_trans);  in trans_stat_show()
1742 	struct devfreq *df = to_devfreq(dev);  in trans_stat_store()  local
1745 	if (!df->profile)  in trans_stat_store()
1748 	if (df->max_state == 0)  in trans_stat_store()
1755 	mutex_lock(&df->lock);  in trans_stat_store()
1756 	memset(df->stats.time_in_state, 0, (df->max_state *  in trans_stat_store()
1757 					sizeof(*df->stats.time_in_state)));  in trans_stat_store()
1758 	memset(df->stats.trans_table, 0, array3_size(sizeof(unsigned int),  in trans_stat_store()
1759 					df->max_state,  in trans_stat_store()
1760 					df->max_state));  in trans_stat_store()
1761 	df->stats.total_trans = 0;  in trans_stat_store()
1762 	df->stats.last_update = get_jiffies_64();  in trans_stat_store()
1763 	mutex_unlock(&df->lock);  in trans_stat_store()
1786 	struct devfreq *df = to_devfreq(dev);  in polling_interval_show()  local
1788 	if (!df->profile)  in polling_interval_show()
1791 	return sprintf(buf, "%d\n", df->profile->polling_ms);  in polling_interval_show()
1798 	struct devfreq *df = to_devfreq(dev);  in polling_interval_store()  local
1802 	if (!df->governor)  in polling_interval_store()
1809 	df->governor->event_handler(df, DEVFREQ_GOV_UPDATE_INTERVAL, &value);  in polling_interval_store()
1819 	struct devfreq *df = to_devfreq(dev);  in timer_show()  local
1821 	if (!df->profile)  in timer_show()
1824 	return sprintf(buf, "%s\n", timer_name[df->profile->timer]);  in timer_show()
1830 	struct devfreq *df = to_devfreq(dev);  in timer_store()  local
1835 	if (!df->governor || !df->profile)  in timer_store()
1854 	if (df->profile->timer == timer) {  in timer_store()
1859 	mutex_lock(&df->lock);  in timer_store()
1860 	df->profile->timer = timer;  in timer_store()
1861 	mutex_unlock(&df->lock);  in timer_store()
1863 	ret = df->governor->event_handler(df, DEVFREQ_GOV_STOP, NULL);  in timer_store()
1866 			 __func__, df->governor->name, ret);  in timer_store()
1870 	ret = df->governor->event_handler(df, DEVFREQ_GOV_START, NULL);  in timer_store()
1873 			 __func__, df->governor->name, ret);  in timer_store()
1879 #define CREATE_SYSFS_FILE(df, name)					\  argument
1882 	ret = sysfs_create_file(&df->dev.kobj, &dev_attr_##name.attr);	\
1884 		dev_warn(&df->dev,					\