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()
233 	struct snd_soc_component *component)  in soc_init_component_debugfs()  argument
238 	struct snd_soc_component *component)  in soc_cleanup_component_debugfs()  argument
261 				     struct snd_soc_component *component)  in snd_soc_rtd_add_component()  argument
268 		if (comp == component)  in snd_soc_rtd_add_component()
273 	rtd->components[rtd->num_components] = component;  in snd_soc_rtd_add_component()
282 	struct snd_soc_component *component;  in snd_soc_rtdcom_lookup()  local
291 	 * snd_soc_rtdcom_lookup() will find component from rtd by using  in snd_soc_rtdcom_lookup()
294 	 * to 1 rtd, this function will return 1st found component.  in snd_soc_rtdcom_lookup()
296 	for_each_rtd_components(rtd, i, component) {  in snd_soc_rtdcom_lookup()
297 		const char *component_name = component->driver->name;  in snd_soc_rtdcom_lookup()
304 			return component;  in snd_soc_rtdcom_lookup()
314 	struct snd_soc_component *component;  in snd_soc_lookup_component_nolocked()  local
318 	for_each_component(component) {  in snd_soc_lookup_component_nolocked()
319 		if ((dev == component->dev) &&  in snd_soc_lookup_component_nolocked()
321 		     (driver_name == component->driver->name) ||  in snd_soc_lookup_component_nolocked()
322 		     (strcmp(component->driver->name, driver_name) == 0))) {  in snd_soc_lookup_component_nolocked()
323 			found_component = component;  in snd_soc_lookup_component_nolocked()
335 	struct snd_soc_component *component;  in snd_soc_lookup_component()  local
338 	component = snd_soc_lookup_component_nolocked(dev, driver_name);  in snd_soc_lookup_component()
341 	return component;  in snd_soc_lookup_component()
433 	struct snd_soc_component *component;  in soc_new_pcm_runtime()  local
461 			   sizeof(*component) * (dai_link->num_cpus +  in soc_new_pcm_runtime()
527 	struct snd_soc_component *component;  in snd_soc_suspend()  local
592 		for_each_rtd_components(rtd, i, component) {  in snd_soc_suspend()
594 				snd_soc_component_get_dapm(component);  in snd_soc_suspend()
597 			 * ignore if component was already suspended  in snd_soc_suspend()
599 			if (snd_soc_component_is_suspended(component))  in snd_soc_suspend()
603 			 * If there are paths active then the COMPONENT will be  in snd_soc_suspend()
609 				 * If the COMPONENT is capable of idle  in snd_soc_suspend()
615 					dev_dbg(component->dev,  in snd_soc_suspend()
622 				snd_soc_component_suspend(component);  in snd_soc_suspend()
623 				if (component->regmap)  in snd_soc_suspend()
624 					regcache_mark_dirty(component->regmap);  in snd_soc_suspend()
626 				pinctrl_pm_select_sleep_state(component->dev);  in snd_soc_suspend()
629 				dev_dbg(component->dev,  in snd_soc_suspend()
630 					"ASoC: COMPONENT is on over suspend\n");  in snd_soc_suspend()
652 	struct snd_soc_component *component;  in soc_resume_deferred()  local
667 	for_each_card_components(card, component) {  in soc_resume_deferred()
668 		if (snd_soc_component_is_suspended(component))  in soc_resume_deferred()
669 			snd_soc_component_resume(component);  in soc_resume_deferred()
713 	struct snd_soc_component *component;  in snd_soc_resume()  local
720 	for_each_card_components(card, component)  in snd_soc_resume()
721 		if (snd_soc_component_active(component))  in snd_soc_resume()
722 			pinctrl_pm_select_default_state(component->dev);  in snd_soc_resume()
746 *soc_component_to_node(struct snd_soc_component *component)  in soc_component_to_node()  argument
750 	of_node = component->dev->of_node;  in soc_component_to_node()
751 	if (!of_node && component->dev->parent)  in soc_component_to_node()
752 		of_node = component->dev->parent->of_node;  in soc_component_to_node()
759 	struct snd_soc_component *component)  in snd_soc_is_matching_component()  argument
766 	component_of_node = soc_component_to_node(component);  in snd_soc_is_matching_component()
770 	if (dlc->name && strcmp(component->name, dlc->name))  in snd_soc_is_matching_component()
779 	struct snd_soc_component *component;  in soc_find_component()  local
786 	 * It returns *1st* found component, but some driver  in soc_find_component()
789 	 *	CPU component and generic DMAEngine component  in soc_find_component()
791 	for_each_component(component)  in soc_find_component()
792 		if (snd_soc_is_matching_component(dlc, component))  in soc_find_component()
793 			return component;  in soc_find_component()
801  * @dlc: name of the DAI or the DAI driver and optional component info to match
804  * find the DAI of the same name. The component's of_node and name
812 	struct snd_soc_component *component;  in snd_soc_find_dai()  local
818 	for_each_component(component) {  in snd_soc_find_dai()
819 		if (!snd_soc_is_matching_component(dlc, component))  in snd_soc_find_dai()
821 		for_each_component_dais(component, dai) {  in snd_soc_find_dai()
873 		 * Defer card registration if codec component is not added to  in soc_dai_link_sanity_check()
874 		 * component list.  in soc_dai_link_sanity_check()
878 				"ASoC: codec component %s not found for link %s\n",  in soc_dai_link_sanity_check()
898 		 * Defer card registration if platform component is not added to  in soc_dai_link_sanity_check()
899 		 * component list.  in soc_dai_link_sanity_check()
903 				"ASoC: platform component %s not found for link %s\n",  in soc_dai_link_sanity_check()
923 		 * Defer card registration if cpu dai component is not added to  in soc_dai_link_sanity_check()
924 		 * component list.  in soc_dai_link_sanity_check()
929 				"ASoC: cpu component %s not found for link %s\n",  in soc_dai_link_sanity_check()
982  * topology component. And machine drivers can still define static
990 	struct snd_soc_component *component;  in snd_soc_add_pcm_runtime()  local
1022 		snd_soc_rtd_add_component(rtd, asoc_rtd_to_cpu(rtd, i)->component);  in snd_soc_add_pcm_runtime()
1034 		snd_soc_rtd_add_component(rtd, asoc_rtd_to_codec(rtd, i)->component);  in snd_soc_add_pcm_runtime()
1039 		for_each_component(component) {  in snd_soc_add_pcm_runtime()
1040 			if (!snd_soc_is_matching_component(platform, component))  in snd_soc_add_pcm_runtime()
1043 			snd_soc_rtd_add_component(rtd, component);  in snd_soc_add_pcm_runtime()
1060 	struct snd_soc_component *component;  in soc_init_pcm_runtime()  local
1087 	for_each_rtd_components(rtd, i, component) {  in soc_init_pcm_runtime()
1088 		if (!component->driver->use_dai_pcm_id)  in soc_init_pcm_runtime()
1092 			num += component->driver->be_pcm_base;  in soc_init_pcm_runtime()
1118 				struct snd_soc_component *component)  in soc_set_name_prefix()  argument
1120 	struct device_node *of_node = soc_component_to_node(component);  in soc_set_name_prefix()
1127 		if (snd_soc_is_matching_component(&map->dlc, component)) {  in soc_set_name_prefix()
1128 			component->name_prefix = map->name_prefix;  in soc_set_name_prefix()
1141 	component->name_prefix = str;  in soc_set_name_prefix()
1144 static void soc_remove_component(struct snd_soc_component *component,  in soc_remove_component()  argument
1148 	if (!component->card)  in soc_remove_component()
1152 		snd_soc_component_remove(component);  in soc_remove_component()
1155 	snd_soc_component_set_jack(component, NULL, NULL);  in soc_remove_component()
1157 	list_del_init(&component->card_list);  in soc_remove_component()
1158 	snd_soc_dapm_free(snd_soc_component_get_dapm(component));  in soc_remove_component()
1159 	soc_cleanup_component_debugfs(component);  in soc_remove_component()
1160 	component->card = NULL;  in soc_remove_component()
1161 	snd_soc_component_module_put_when_remove(component);  in soc_remove_component()
1165 			       struct snd_soc_component *component)  in soc_probe_component()  argument
1168 		snd_soc_component_get_dapm(component);  in soc_probe_component()
1173 	if (!strcmp(component->name, "snd-soc-dummy"))  in soc_probe_component()
1176 	if (component->card) {  in soc_probe_component()
1177 		if (component->card != card) {  in soc_probe_component()
1178 			dev_err(component->dev,  in soc_probe_component()
1179 				"Trying to bind component to card \"%s\" but is already bound to card \"%s\"\n",  in soc_probe_component()
1180 				card->name, component->card->name);  in soc_probe_component()
1186 	ret = snd_soc_component_module_get_when_probe(component);  in soc_probe_component()
1190 	component->card = card;  in soc_probe_component()
1191 	soc_set_name_prefix(card, component);  in soc_probe_component()
1193 	soc_init_component_debugfs(component);  in soc_probe_component()
1195 	snd_soc_dapm_init(dapm, card, component);  in soc_probe_component()
1198 					component->driver->dapm_widgets,  in soc_probe_component()
1199 					component->driver->num_dapm_widgets);  in soc_probe_component()
1202 		dev_err(component->dev,  in soc_probe_component()
1207 	for_each_component_dais(component, dai) {  in soc_probe_component()
1210 			dev_err(component->dev,  in soc_probe_component()
1216 	ret = snd_soc_component_probe(component);  in soc_probe_component()
1218 		dev_err(component->dev,  in soc_probe_component()
1219 			"ASoC: failed to probe component %d\n", ret);  in soc_probe_component()
1225 	     component->name);  in soc_probe_component()
1233 	ret = snd_soc_component_init(component);  in soc_probe_component()
1237 	ret = snd_soc_add_component_controls(component,  in soc_probe_component()
1238 					     component->driver->controls,  in soc_probe_component()
1239 					     component->driver->num_controls);  in soc_probe_component()
1244 				      component->driver->dapm_routes,  in soc_probe_component()
1245 				      component->driver->num_dapm_routes);  in soc_probe_component()
1260 	list_add(&component->card_list, &card->component_dev_list);  in soc_probe_component()
1264 		soc_remove_component(component, probed);  in soc_probe_component()
1306 	struct snd_soc_component *component;  in soc_remove_link_components()  local
1312 			for_each_rtd_components(rtd, i, component) {  in soc_remove_link_components()
1313 				if (component->driver->remove_order != order)  in soc_remove_link_components()
1316 				soc_remove_component(component, 1);  in soc_remove_link_components()
1324 	struct snd_soc_component *component;  in soc_probe_link_components()  local
1330 			for_each_rtd_components(rtd, i, component) {  in soc_probe_link_components()
1331 				if (component->driver->probe_order != order)  in soc_probe_link_components()
1334 				ret = soc_probe_component(card, component);  in soc_probe_link_components()
1346 	struct snd_soc_component *component, *_component;  in soc_unbind_aux_dev()  local
1348 	for_each_card_auxs_safe(card, component, _component) {  in soc_unbind_aux_dev()
1350 		snd_soc_component_set_aux(component, NULL);  in soc_unbind_aux_dev()
1351 		list_del(&component->card_aux_list);  in soc_unbind_aux_dev()
1357 	struct snd_soc_component *component;  in soc_bind_aux_dev()  local
1363 		component = soc_find_component(&aux->dlc);  in soc_bind_aux_dev()
1364 		if (!component)  in soc_bind_aux_dev()
1368 		snd_soc_component_set_aux(component, aux);  in soc_bind_aux_dev()
1370 		list_add(&component->card_aux_list, &card->aux_comp_list);  in soc_bind_aux_dev()
1377 	struct snd_soc_component *component;  in soc_probe_aux_devices()  local
1382 		for_each_card_auxs(card, component) {  in soc_probe_aux_devices()
1383 			if (component->driver->probe_order != order)  in soc_probe_aux_devices()
1386 			ret = soc_probe_component(card,	component);  in soc_probe_aux_devices()
1441 	 * the component which has non_legacy_dai_naming is Codec  in snd_soc_runtime_set_dai_fmt()
1461 		if (cpu_dai->component->driver->non_legacy_dai_naming)  in snd_soc_runtime_set_dai_fmt()
1631 	struct snd_soc_component *component;  in soc_check_tplg_fes()  local
1636 	for_each_component(component) {  in soc_check_tplg_fes()
1638 		/* does this component override BEs ? */  in soc_check_tplg_fes()
1639 		if (!component->driver->ignore_machine)  in soc_check_tplg_fes()
1643 		if (!strcmp(component->driver->ignore_machine,  in soc_check_tplg_fes()
1646 		if (strcmp(component->driver->ignore_machine,  in soc_check_tplg_fes()
1662 			/* override platform component */  in soc_check_tplg_fes()
1667 			dai_link->platforms->name = component->name;  in soc_check_tplg_fes()
1696 				component->driver->be_hw_params_fixup;  in soc_check_tplg_fes()
1707 		if (component->driver->topology_name_prefix) {  in soc_check_tplg_fes()
1711 				comp_drv = component->driver;  in soc_check_tplg_fes()
1811 	struct snd_soc_component *component;  in snd_soc_bind_card()  local
1877 			"ASoC: failed to probe aux component %d\n", ret);  in snd_soc_bind_card()
1964 	for_each_card_components(card, component)  in snd_soc_bind_card()
1965 		if (!snd_soc_component_active(component))  in snd_soc_bind_card()
1966 			pinctrl_pm_select_sleep_state(component->dev);  in snd_soc_bind_card()
2003 	struct snd_soc_component *component;  in snd_soc_poweroff()  local
2017 	for_each_card_components(card, component)  in snd_soc_poweroff()
2018 		pinctrl_pm_select_sleep_state(component->dev);  in snd_soc_poweroff()
2108  * snd_soc_add_component_controls - Add an array of controls to a component.
2110  * @component: Component to add controls to
2116 int snd_soc_add_component_controls(struct snd_soc_component *component,  in snd_soc_add_component_controls()  argument
2119 	struct snd_card *card = component->card->snd_card;  in snd_soc_add_component_controls()
2121 	return snd_soc_add_controls(card, component->dev, controls,  in snd_soc_add_component_controls()
2122 			num_controls, component->name_prefix, component);  in snd_soc_add_component_controls()
2159 	struct snd_card *card = dai->component->card->snd_card;  in snd_soc_add_dai_controls()
2242 	/* I2C component devices are named "bus-addr" */  in fmt_single_name()
2250 		/* sanitize component name for DAI link creation */  in fmt_single_name()
2286  * @component: The component the DAIs are registered for
2291  * Topology can use this API to register DAIs when probing a component.
2293  * will be freed in the component cleanup.
2295 struct snd_soc_dai *snd_soc_register_dai(struct snd_soc_component *component,  in snd_soc_register_dai()  argument
2299 	struct device *dev = component->dev;  in snd_soc_register_dai()
2311 	 * Back in the old days when we still had component-less DAIs,  in snd_soc_register_dai()
2312 	 * instead of having a static name, component-less DAIs would  in snd_soc_register_dai()
2316 	 * component-less anymore.  in snd_soc_register_dai()
2326 			dai->id = component->num_dai;  in snd_soc_register_dai()
2331 	dai->component = component;  in snd_soc_register_dai()
2336 	list_add_tail(&dai->list, &component->dai_list);  in snd_soc_register_dai()
2337 	component->num_dai++;  in snd_soc_register_dai()
2346  * @component: The component for which the DAIs should be unregistered
2348 static void snd_soc_unregister_dais(struct snd_soc_component *component)  in snd_soc_unregister_dais()  argument
2352 	for_each_component_dais_safe(component, dai, _dai)  in snd_soc_unregister_dais()
2359  * @component: The component the DAIs are registered for
2363 static int snd_soc_register_dais(struct snd_soc_component *component,  in snd_soc_register_dais()  argument
2372 		dai = snd_soc_register_dai(component, dai_drv + i, count == 1 &&  in snd_soc_register_dais()
2373 				  !component->driver->non_legacy_dai_naming);  in snd_soc_register_dais()
2383 	snd_soc_unregister_dais(component);  in snd_soc_register_dais()
2432 static void snd_soc_del_component_unlocked(struct snd_soc_component *component)  in snd_soc_del_component_unlocked()  argument
2434 	struct snd_soc_card *card = component->card;  in snd_soc_del_component_unlocked()
2436 	snd_soc_unregister_dais(component);  in snd_soc_del_component_unlocked()
2441 	list_del(&component->list);  in snd_soc_del_component_unlocked()
2444 int snd_soc_component_initialize(struct snd_soc_component *component,  in snd_soc_component_initialize()  argument
2448 	INIT_LIST_HEAD(&component->dai_list);  in snd_soc_component_initialize()
2449 	INIT_LIST_HEAD(&component->dobj_list);  in snd_soc_component_initialize()
2450 	INIT_LIST_HEAD(&component->card_list);  in snd_soc_component_initialize()
2451 	mutex_init(&component->io_mutex);  in snd_soc_component_initialize()
2453 	component->name = fmt_single_name(dev, &component->id);  in snd_soc_component_initialize()
2454 	if (!component->name) {  in snd_soc_component_initialize()
2459 	component->dev		= dev;  in snd_soc_component_initialize()
2460 	component->driver	= driver;  in snd_soc_component_initialize()
2466 int snd_soc_add_component(struct snd_soc_component *component,  in snd_soc_add_component()  argument
2475 	if (component->driver->endianness) {  in snd_soc_add_component()
2482 	ret = snd_soc_register_dais(component, dai_drv, num_dai);  in snd_soc_add_component()
2484 		dev_err(component->dev, "ASoC: Failed to register DAIs: %d\n",  in snd_soc_add_component()
2489 	if (!component->driver->write && !component->driver->read) {  in snd_soc_add_component()
2490 		if (!component->regmap)  in snd_soc_add_component()
2491 			component->regmap = dev_get_regmap(component->dev,  in snd_soc_add_component()
2493 		if (component->regmap)  in snd_soc_add_component()
2494 			snd_soc_component_setup_regmap(component);  in snd_soc_add_component()
2498 	list_add(&component->list, &component_list);  in snd_soc_add_component()
2502 		snd_soc_del_component_unlocked(component);  in snd_soc_add_component()
2518 	struct snd_soc_component *component;  in snd_soc_register_component()  local
2521 	component = devm_kzalloc(dev, sizeof(*component), GFP_KERNEL);  in snd_soc_register_component()
2522 	if (!component)  in snd_soc_register_component()
2525 	ret = snd_soc_component_initialize(component, component_driver, dev);  in snd_soc_register_component()
2529 	return snd_soc_add_component(component, dai_drv, num_dai);  in snd_soc_register_component()
2534  * snd_soc_unregister_component_by_driver - Unregister component using a given driver
2538  * @component_driver: The component driver to unregister
2543 	struct snd_soc_component *component;  in snd_soc_unregister_component_by_driver()  local
2549 	component = snd_soc_lookup_component_nolocked(dev, component_driver->name);  in snd_soc_unregister_component_by_driver()
2550 	if (!component)  in snd_soc_unregister_component_by_driver()
2553 	snd_soc_del_component_unlocked(component);  in snd_soc_unregister_component_by_driver()
2561  * snd_soc_unregister_component - Unregister all related component
2568 	struct snd_soc_component *component;  in snd_soc_unregister_component()  local
2572 		component = snd_soc_lookup_component_nolocked(dev, NULL);  in snd_soc_unregister_component()
2573 		if (!component)  in snd_soc_unregister_component()
2576 		snd_soc_del_component_unlocked(component);  in snd_soc_unregister_component()
2980 	struct snd_soc_component *component;  in snd_soc_get_dai_id()  local
2994 	component = soc_find_component(&dlc);  in snd_soc_get_dai_id()
2995 	if (component)  in snd_soc_get_dai_id()
2996 		ret = snd_soc_component_of_xlate_dai_id(component, ep);  in snd_soc_get_dai_id()
3056 			 * check if another component is provided with the same  in snd_soc_get_dai_name()
3097 	struct snd_soc_dai_link_component *component;  in snd_soc_of_put_dai_link_codecs()  local
3100 	for_each_link_codecs(dai_link, index, component) {  in snd_soc_of_put_dai_link_codecs()
3101 		if (!component->of_node)  in snd_soc_of_put_dai_link_codecs()
3103 		of_node_put(component->of_node);  in snd_soc_of_put_dai_link_codecs()
3104 		component->of_node = NULL;  in snd_soc_of_put_dai_link_codecs()
3128 	struct snd_soc_dai_link_component *component;  in snd_soc_of_get_dai_link_codecs()  local
3143 	component = devm_kcalloc(dev,  in snd_soc_of_get_dai_link_codecs()
3144 				 num_codecs, sizeof(*component),  in snd_soc_of_get_dai_link_codecs()
3146 	if (!component)  in snd_soc_of_get_dai_link_codecs()
3148 	dai_link->codecs = component;  in snd_soc_of_get_dai_link_codecs()
3152 	for_each_link_codecs(dai_link, index, component) {  in snd_soc_of_get_dai_link_codecs()
3158 		component->of_node = args.np;  in snd_soc_of_get_dai_link_codecs()
3159 		ret = snd_soc_get_dai_name(&args, &component->dai_name);  in snd_soc_of_get_dai_link_codecs()