51 #define for_each_component(component)			\  argument
52 	list_for_each_entry(component, &component_list, list)
133 static void soc_init_component_debugfs(struct snd_soc_component *component)  in soc_init_component_debugfs()  argument
135 	if (!component->card->debugfs_card_root)  in soc_init_component_debugfs()
138 	if (component->debugfs_prefix) {  in soc_init_component_debugfs()
142 			component->debugfs_prefix, component->name);  in soc_init_component_debugfs()
144 			component->debugfs_root = debugfs_create_dir(name,  in soc_init_component_debugfs()
145 				component->card->debugfs_card_root);  in soc_init_component_debugfs()
149 		component->debugfs_root = debugfs_create_dir(component->name,  in soc_init_component_debugfs()
150 				component->card->debugfs_card_root);  in soc_init_component_debugfs()
153 	snd_soc_dapm_debugfs_init(snd_soc_component_get_dapm(component),  in soc_init_component_debugfs()
154 		component->debugfs_root);  in soc_init_component_debugfs()
157 static void soc_cleanup_component_debugfs(struct snd_soc_component *component)  in soc_cleanup_component_debugfs()  argument
159 	if (!component->debugfs_root)  in soc_cleanup_component_debugfs()
161 	debugfs_remove_recursive(component->debugfs_root);  in soc_cleanup_component_debugfs()
162 	component->debugfs_root = NULL;  in soc_cleanup_component_debugfs()
167 	struct snd_soc_component *component;  in dai_list_show()  local
172 	for_each_component(component)  in dai_list_show()
173 		for_each_component_dais(component, dai)  in dai_list_show()
184 	struct snd_soc_component *component;  in component_list_show()  local
188 	for_each_component(component)  in component_list_show()
189 		seq_printf(m, "%s\n", component->name);  in component_list_show()
232 static inline void soc_init_component_debugfs(struct snd_soc_component *component) { }  in soc_init_component_debugfs()  argument
233 static inline void soc_cleanup_component_debugfs(struct snd_soc_component *component) { }  in soc_cleanup_component_debugfs()  argument
293 	if (dai->component->name &&  in snd_soc_is_matching_dai()
294 	    strcmp(dlc->dai_name, dai->component->name) == 0)  in snd_soc_is_matching_dai()
309 	if (dai->component->name)  in snd_soc_dai_name_get()
310 		return dai->component->name;  in snd_soc_dai_name_get()
317 				     struct snd_soc_component *component)  in snd_soc_rtd_add_component()  argument
324 		if (comp == component)  in snd_soc_rtd_add_component()
329 	rtd->components[rtd->num_components] = component;  in snd_soc_rtd_add_component()
338 	struct snd_soc_component *component;  in snd_soc_rtdcom_lookup()  local
347 	 * snd_soc_rtdcom_lookup() will find component from rtd by using  in snd_soc_rtdcom_lookup()
350 	 * to 1 rtd, this function will return 1st found component.  in snd_soc_rtdcom_lookup()
352 	for_each_rtd_components(rtd, i, component) {  in snd_soc_rtdcom_lookup()
353 		const char *component_name = component->driver->name;  in snd_soc_rtdcom_lookup()
360 			return component;  in snd_soc_rtdcom_lookup()
370 	struct snd_soc_component *component;  in snd_soc_lookup_component_nolocked()  local
374 	for_each_component(component) {  in snd_soc_lookup_component_nolocked()
375 		if ((dev == component->dev) &&  in snd_soc_lookup_component_nolocked()
377 		     (driver_name == component->driver->name) ||  in snd_soc_lookup_component_nolocked()
378 		     (strcmp(component->driver->name, driver_name) == 0))) {  in snd_soc_lookup_component_nolocked()
379 			found_component = component;  in snd_soc_lookup_component_nolocked()
391 	struct snd_soc_component *component;  in snd_soc_lookup_component()  local
394 	component = snd_soc_lookup_component_nolocked(dev, driver_name);  in snd_soc_lookup_component()
397 	return component;  in snd_soc_lookup_component()
497 	struct snd_soc_component *component;  in soc_new_pcm_runtime()  local
525 			   sizeof(component) * (dai_link->num_cpus +  in soc_new_pcm_runtime()
648 	struct snd_soc_component *component;  in snd_soc_suspend()  local
693 		for_each_rtd_components(rtd, i, component) {  in snd_soc_suspend()
695 				snd_soc_component_get_dapm(component);  in snd_soc_suspend()
698 			 * ignore if component was already suspended  in snd_soc_suspend()
700 			if (snd_soc_component_is_suspended(component))  in snd_soc_suspend()
704 			 * If there are paths active then the COMPONENT will be  in snd_soc_suspend()
710 				 * If the COMPONENT is capable of idle  in snd_soc_suspend()
716 					dev_dbg(component->dev,  in snd_soc_suspend()
723 				snd_soc_component_suspend(component);  in snd_soc_suspend()
724 				if (component->regmap)  in snd_soc_suspend()
725 					regcache_mark_dirty(component->regmap);  in snd_soc_suspend()
727 				pinctrl_pm_select_sleep_state(component->dev);  in snd_soc_suspend()
730 				dev_dbg(component->dev,  in snd_soc_suspend()
731 					"ASoC: COMPONENT is on over suspend\n");  in snd_soc_suspend()
752 	struct snd_soc_component *component;  in soc_resume_deferred()  local
766 	for_each_card_components(card, component) {  in soc_resume_deferred()
767 		if (snd_soc_component_is_suspended(component))  in soc_resume_deferred()
768 			snd_soc_component_resume(component);  in soc_resume_deferred()
792 	struct snd_soc_component *component;  in snd_soc_resume()  local
799 	for_each_card_components(card, component)  in snd_soc_resume()
800 		if (snd_soc_component_active(component))  in snd_soc_resume()
801 			pinctrl_pm_select_default_state(component->dev);  in snd_soc_resume()
823 *soc_component_to_node(struct snd_soc_component *component)  in soc_component_to_node()  argument
827 	of_node = component->dev->of_node;  in soc_component_to_node()
828 	if (!of_node && component->dev->parent)  in soc_component_to_node()
829 		of_node = component->dev->parent->of_node;  in soc_component_to_node()
849 	struct snd_soc_component *component)  in snd_soc_is_matching_component()  argument
859 		for_each_component_dais(component, dai)  in snd_soc_is_matching_component()
865 	component_of_node = soc_component_to_node(component);  in snd_soc_is_matching_component()
869 	if (dlc->name && strcmp(component->name, dlc->name))  in snd_soc_is_matching_component()
878 	struct snd_soc_component *component;  in soc_find_component()  local
885 	 * It returns *1st* found component, but some driver  in soc_find_component()
888 	 *	CPU component and generic DMAEngine component  in soc_find_component()
890 	for_each_component(component)  in soc_find_component()
891 		if (snd_soc_is_matching_component(dlc, component))  in soc_find_component()
892 			return component;  in soc_find_component()
900  * @dlc: name of the DAI or the DAI driver and optional component info to match
903  * find the DAI of the same name. The component's of_node and name
911 	struct snd_soc_component *component;  in snd_soc_find_dai()  local
917 	for_each_component(component)  in snd_soc_find_dai()
918 		if (snd_soc_is_matching_component(dlc, component))  in snd_soc_find_dai()
919 			for_each_component_dais(component, dai)  in snd_soc_find_dai()
963 		 * Defer card registration if codec component is not added to  in soc_dai_link_sanity_check()
964 		 * component list.  in soc_dai_link_sanity_check()
984 		 * Defer card registration if platform component is not added to  in soc_dai_link_sanity_check()
985 		 * component list.  in soc_dai_link_sanity_check()
1010 			 * Defer card registration if Component is not added  in soc_dai_link_sanity_check()
1020 	dev_err(card->dev, "ASoC: Both Component name/of_node are set for %s\n", link->name);  in soc_dai_link_sanity_check()
1024 	dev_err(card->dev, "ASoC: Neither Component name/of_node are set for %s\n", link->name);  in soc_dai_link_sanity_check()
1028 	dev_dbg(card->dev, "ASoC: Component %s not found for link %s\n", dlc->name, link->name);  in soc_dai_link_sanity_check()
1036 	dev_err(card->dev, "ASoC: Neither DAI/Component name/of_node are set for %s\n", link->name);  in soc_dai_link_sanity_check()
1160  * topology component. And machine drivers can still define static
1168 	struct snd_soc_component *component;  in snd_soc_add_pcm_runtime()  local
1200 		snd_soc_rtd_add_component(rtd, snd_soc_rtd_to_cpu(rtd, i)->component);  in snd_soc_add_pcm_runtime()
1212 		snd_soc_rtd_add_component(rtd, snd_soc_rtd_to_codec(rtd, i)->component);  in snd_soc_add_pcm_runtime()
1217 		for_each_component(component) {  in snd_soc_add_pcm_runtime()
1218 			if (!snd_soc_is_matching_component(platform, component))  in snd_soc_add_pcm_runtime()
1221 			snd_soc_rtd_add_component(rtd, component);  in snd_soc_add_pcm_runtime()
1457 	struct snd_soc_component *component;  in soc_init_pcm_runtime()  local
1480 	for_each_rtd_components(rtd, i, component) {  in soc_init_pcm_runtime()
1481 		if (!component->driver->use_dai_pcm_id)  in soc_init_pcm_runtime()
1485 			num += component->driver->be_pcm_base;  in soc_init_pcm_runtime()
1516 				struct snd_soc_component *component)  in soc_set_name_prefix()  argument
1518 	struct device_node *of_node = soc_component_to_node(component);  in soc_set_name_prefix()
1525 		if (snd_soc_is_matching_component(&map->dlc, component) &&  in soc_set_name_prefix()
1527 			component->name_prefix = map->name_prefix;  in soc_set_name_prefix()
1540 	component->name_prefix = str;  in soc_set_name_prefix()
1543 static void soc_remove_component(struct snd_soc_component *component,  in soc_remove_component()  argument
1547 	if (!component->card)  in soc_remove_component()
1551 		snd_soc_component_remove(component);  in soc_remove_component()
1553 	list_del_init(&component->card_list);  in soc_remove_component()
1554 	snd_soc_dapm_free(snd_soc_component_get_dapm(component));  in soc_remove_component()
1555 	soc_cleanup_component_debugfs(component);  in soc_remove_component()
1556 	component->card = NULL;  in soc_remove_component()
1557 	snd_soc_component_module_put_when_remove(component);  in soc_remove_component()
1561 			       struct snd_soc_component *component)  in soc_probe_component()  argument
1564 		snd_soc_component_get_dapm(component);  in soc_probe_component()
1569 	if (snd_soc_component_is_dummy(component))  in soc_probe_component()
1572 	if (component->card) {  in soc_probe_component()
1573 		if (component->card != card) {  in soc_probe_component()
1574 			dev_err(component->dev,  in soc_probe_component()
1575 				"Trying to bind component \"%s\" to card \"%s\" but is already bound to card \"%s\"\n",  in soc_probe_component()
1576 				component->name, card->name, component->card->name);  in soc_probe_component()
1582 	ret = snd_soc_component_module_get_when_probe(component);  in soc_probe_component()
1586 	component->card = card;  in soc_probe_component()
1587 	soc_set_name_prefix(card, component);  in soc_probe_component()
1589 	soc_init_component_debugfs(component);  in soc_probe_component()
1591 	snd_soc_dapm_init(dapm, card, component);  in soc_probe_component()
1594 					component->driver->dapm_widgets,  in soc_probe_component()
1595 					component->driver->num_dapm_widgets);  in soc_probe_component()
1598 		dev_err(component->dev,  in soc_probe_component()
1603 	for_each_component_dais(component, dai) {  in soc_probe_component()
1606 			dev_err(component->dev,  in soc_probe_component()
1612 	ret = snd_soc_component_probe(component);  in soc_probe_component()
1619 	     component->name);  in soc_probe_component()
1627 	ret = snd_soc_component_init(component);  in soc_probe_component()
1631 	ret = snd_soc_add_component_controls(component,  in soc_probe_component()
1632 					     component->driver->controls,  in soc_probe_component()
1633 					     component->driver->num_controls);  in soc_probe_component()
1638 				      component->driver->dapm_routes,  in soc_probe_component()
1639 				      component->driver->num_dapm_routes);  in soc_probe_component()
1654 	list_add(&component->card_list, &card->component_dev_list);  in soc_probe_component()
1658 		soc_remove_component(component, probed);  in soc_probe_component()
1695 	struct snd_soc_component *component;  in soc_remove_link_components()  local
1701 			for_each_rtd_components(rtd, i, component) {  in soc_remove_link_components()
1702 				if (component->driver->remove_order != order)  in soc_remove_link_components()
1705 				soc_remove_component(component, 1);  in soc_remove_link_components()
1713 	struct snd_soc_component *component;  in soc_probe_link_components()  local
1719 			for_each_rtd_components(rtd, i, component) {  in soc_probe_link_components()
1720 				if (component->driver->probe_order != order)  in soc_probe_link_components()
1723 				ret = soc_probe_component(card, component);  in soc_probe_link_components()
1735 	struct snd_soc_component *component, *_component;  in soc_unbind_aux_dev()  local
1737 	for_each_card_auxs_safe(card, component, _component) {  in soc_unbind_aux_dev()
1739 		snd_soc_component_set_aux(component, NULL);  in soc_unbind_aux_dev()
1740 		list_del(&component->card_aux_list);  in soc_unbind_aux_dev()
1746 	struct snd_soc_component *component;  in soc_bind_aux_dev()  local
1752 		component = soc_find_component(&aux->dlc);  in soc_bind_aux_dev()
1753 		if (!component)  in soc_bind_aux_dev()
1757 		snd_soc_component_set_aux(component, aux);  in soc_bind_aux_dev()
1759 		list_add(&component->card_aux_list, &card->aux_comp_list);  in soc_bind_aux_dev()
1766 	struct snd_soc_component *component;  in soc_probe_aux_devices()  local
1771 		for_each_card_auxs(card, component) {  in soc_probe_aux_devices()
1772 			if (component->driver->probe_order != order)  in soc_probe_aux_devices()
1775 			ret = soc_probe_component(card,	component);  in soc_probe_aux_devices()
1956 	struct snd_soc_component *component;  in soc_check_tplg_fes()  local
1961 	for_each_component(component) {  in soc_check_tplg_fes()
1963 		/* does this component override BEs ? */  in soc_check_tplg_fes()
1964 		if (!component->driver->ignore_machine)  in soc_check_tplg_fes()
1968 		if (!strcmp(component->driver->ignore_machine,  in soc_check_tplg_fes()
1971 		if (strcmp(component->driver->ignore_machine,  in soc_check_tplg_fes()
1987 			/* override platform component */  in soc_check_tplg_fes()
1993 			if (component->dev->of_node)  in soc_check_tplg_fes()
1994 				dai_link->platforms->of_node = component->dev->of_node;  in soc_check_tplg_fes()
1996 				dai_link->platforms->name = component->name;  in soc_check_tplg_fes()
2025 				component->driver->be_hw_params_fixup;  in soc_check_tplg_fes()
2036 		if (component->driver->topology_name_prefix) {  in soc_check_tplg_fes()
2040 				comp_drv = component->driver;  in soc_check_tplg_fes()
2153 	struct snd_soc_component *component;  in snd_soc_bind_card()  local
2220 			"ASoC: failed to probe aux component %d\n", ret);  in snd_soc_bind_card()
2308 	for_each_card_components(card, component)  in snd_soc_bind_card()
2309 		if (!snd_soc_component_active(component))  in snd_soc_bind_card()
2310 			pinctrl_pm_select_sleep_state(component->dev);  in snd_soc_bind_card()
2347 	struct snd_soc_component *component;  in snd_soc_poweroff()  local
2361 	for_each_card_components(card, component)  in snd_soc_poweroff()
2362 		pinctrl_pm_select_sleep_state(component->dev);  in snd_soc_poweroff()
2451  * snd_soc_add_component_controls - Add an array of controls to a component.
2453  * @component: Component to add controls to
2459 int snd_soc_add_component_controls(struct snd_soc_component *component,  in snd_soc_add_component_controls()  argument
2462 	struct snd_card *card = component->card->snd_card;  in snd_soc_add_component_controls()
2464 	return snd_soc_add_controls(card, component->dev, controls,  in snd_soc_add_component_controls()
2465 			num_controls, component->name_prefix, component);  in snd_soc_add_component_controls()
2502 	struct snd_card *card = dai->component->card->snd_card;  in snd_soc_add_dai_controls()
2584 	/* I2C component devices are named "bus-addr" */  in fmt_single_name()
2592 		/* sanitize component name for DAI link creation */  in fmt_single_name()
2628  * @component: The component the DAIs are registered for
2633  * Topology can use this API to register DAIs when probing a component.
2635  * will be freed in the component cleanup.
2637 struct snd_soc_dai *snd_soc_register_dai(struct snd_soc_component *component,  in snd_soc_register_dai()  argument
2641 	struct device *dev = component->dev;  in snd_soc_register_dai()
2651 	 * Back in the old days when we still had component-less DAIs,  in snd_soc_register_dai()
2652 	 * instead of having a static name, component-less DAIs would  in snd_soc_register_dai()
2656 	 * component-less anymore.  in snd_soc_register_dai()
2666 			dai->id = component->num_dai;  in snd_soc_register_dai()
2671 	dai->component = component;  in snd_soc_register_dai()
2676 	list_add_tail(&dai->list, &component->dai_list);  in snd_soc_register_dai()
2677 	component->num_dai++;  in snd_soc_register_dai()
2687  * @component: The component for which the DAIs should be unregistered
2689 static void snd_soc_unregister_dais(struct snd_soc_component *component)  in snd_soc_unregister_dais()  argument
2693 	for_each_component_dais_safe(component, dai, _dai)  in snd_soc_unregister_dais()
2700  * @component: The component the DAIs are registered for
2704 static int snd_soc_register_dais(struct snd_soc_component *component,  in snd_soc_register_dais()  argument
2713 		dai = snd_soc_register_dai(component, dai_drv + i, count == 1 &&  in snd_soc_register_dais()
2714 					   component->driver->legacy_dai_naming);  in snd_soc_register_dais()
2724 	snd_soc_unregister_dais(component);  in snd_soc_register_dais()
2773 static void snd_soc_del_component_unlocked(struct snd_soc_component *component)  in snd_soc_del_component_unlocked()  argument
2775 	struct snd_soc_card *card = component->card;  in snd_soc_del_component_unlocked()
2777 	snd_soc_unregister_dais(component);  in snd_soc_del_component_unlocked()
2782 	list_del(&component->list);  in snd_soc_del_component_unlocked()
2785 int snd_soc_component_initialize(struct snd_soc_component *component,  in snd_soc_component_initialize()  argument
2789 	INIT_LIST_HEAD(&component->dai_list);  in snd_soc_component_initialize()
2790 	INIT_LIST_HEAD(&component->dobj_list);  in snd_soc_component_initialize()
2791 	INIT_LIST_HEAD(&component->card_list);  in snd_soc_component_initialize()
2792 	INIT_LIST_HEAD(&component->list);  in snd_soc_component_initialize()
2793 	mutex_init(&component->io_mutex);  in snd_soc_component_initialize()
2795 	component->name = fmt_single_name(dev, &component->id);  in snd_soc_component_initialize()
2796 	if (!component->name) {  in snd_soc_component_initialize()
2801 	component->dev		= dev;  in snd_soc_component_initialize()
2802 	component->driver	= driver;  in snd_soc_component_initialize()
2805 	if (!component->debugfs_prefix)  in snd_soc_component_initialize()
2806 		component->debugfs_prefix = driver->debugfs_prefix;  in snd_soc_component_initialize()
2813 int snd_soc_add_component(struct snd_soc_component *component,  in snd_soc_add_component()  argument
2822 	if (component->driver->endianness) {  in snd_soc_add_component()
2829 	ret = snd_soc_register_dais(component, dai_drv, num_dai);  in snd_soc_add_component()
2831 		dev_err(component->dev, "ASoC: Failed to register DAIs: %d\n",  in snd_soc_add_component()
2836 	if (!component->driver->write && !component->driver->read) {  in snd_soc_add_component()
2837 		if (!component->regmap)  in snd_soc_add_component()
2838 			component->regmap = dev_get_regmap(component->dev,  in snd_soc_add_component()
2840 		if (component->regmap)  in snd_soc_add_component()
2841 			snd_soc_component_setup_regmap(component);  in snd_soc_add_component()
2845 	list_add(&component->list, &component_list);  in snd_soc_add_component()
2849 		snd_soc_del_component_unlocked(component);  in snd_soc_add_component()
2865 	struct snd_soc_component *component;  in snd_soc_register_component()  local
2868 	component = devm_kzalloc(dev, sizeof(*component), GFP_KERNEL);  in snd_soc_register_component()
2869 	if (!component)  in snd_soc_register_component()
2872 	ret = snd_soc_component_initialize(component, component_driver, dev);  in snd_soc_register_component()
2876 	return snd_soc_add_component(component, dai_drv, num_dai);  in snd_soc_register_component()
2881  * snd_soc_unregister_component_by_driver - Unregister component using a given driver
2885  * @component_driver: The component driver to unregister
2890 	struct snd_soc_component *component;  in snd_soc_unregister_component_by_driver()  local
2896 	component = snd_soc_lookup_component_nolocked(dev, component_driver->name);  in snd_soc_unregister_component_by_driver()
2897 	if (!component)  in snd_soc_unregister_component_by_driver()
2900 	snd_soc_del_component_unlocked(component);  in snd_soc_unregister_component_by_driver()
2908  * snd_soc_unregister_component - Unregister all related component
2917 		struct snd_soc_component *component = snd_soc_lookup_component_nolocked(dev, NULL);  in snd_soc_unregister_component()  local
2919 		if (!component)  in snd_soc_unregister_component()
2922 		snd_soc_del_component_unlocked(component);  in snd_soc_unregister_component()
3463 	struct snd_soc_component *component;  in snd_soc_get_dai_id()  local
3478 	component = soc_find_component(&dlc);  in snd_soc_get_dai_id()
3479 	if (component)  in snd_soc_get_dai_id()
3480 		ret = snd_soc_component_of_xlate_dai_id(component, ep);  in snd_soc_get_dai_id()
3536 			 * check if another component is provided with the same  in snd_soc_get_dlc()
3603 	struct snd_soc_component *component;  in snd_soc_get_dai_via_args()  local
3606 	for_each_component(component) {  in snd_soc_get_dai_via_args()
3607 		for_each_component_dais(component, dai)  in snd_soc_get_dai_via_args()
3618 static void __snd_soc_of_put_component(struct snd_soc_dai_link_component *component)  in __snd_soc_of_put_component()  argument
3620 	if (component->of_node) {  in __snd_soc_of_put_component()
3621 		of_node_put(component->of_node);  in __snd_soc_of_put_component()
3622 		component->of_node = NULL;  in __snd_soc_of_put_component()
3631 	struct snd_soc_dai_link_component *component;  in __snd_soc_of_get_dai_link_component_alloc()  local
3643 	component = devm_kcalloc(dev, num, sizeof(*component), GFP_KERNEL);  in __snd_soc_of_get_dai_link_component_alloc()
3644 	if (!component)  in __snd_soc_of_get_dai_link_component_alloc()
3647 	*ret_component	= component;  in __snd_soc_of_get_dai_link_component_alloc()
3661 	struct snd_soc_dai_link_component *component;  in snd_soc_of_put_dai_link_codecs()  local
3664 	for_each_link_codecs(dai_link, index, component)  in snd_soc_of_put_dai_link_codecs()
3665 		__snd_soc_of_put_component(component);  in snd_soc_of_put_dai_link_codecs()
3687 	struct snd_soc_dai_link_component *component;  in snd_soc_of_get_dai_link_codecs()  local
3696 	for_each_link_codecs(dai_link, index, component) {  in snd_soc_of_get_dai_link_codecs()
3697 		ret = snd_soc_of_get_dlc(of_node, NULL, component, index);  in snd_soc_of_get_dai_link_codecs()
3718 	struct snd_soc_dai_link_component *component;  in snd_soc_of_put_dai_link_cpus()  local
3721 	for_each_link_cpus(dai_link, index, component)  in snd_soc_of_put_dai_link_cpus()
3722 		__snd_soc_of_put_component(component);  in snd_soc_of_put_dai_link_cpus()
3741 	struct snd_soc_dai_link_component *component;  in snd_soc_of_get_dai_link_cpus()  local
3751 	for_each_link_cpus(dai_link, index, component) {  in snd_soc_of_get_dai_link_cpus()
3752 		ret = snd_soc_of_get_dlc(of_node, NULL, component, index);  in snd_soc_of_get_dai_link_cpus()