Unverified Commit 442ae56c authored by Kuninori Morimoto's avatar Kuninori Morimoto Committed by Mark Brown
Browse files

ASoC: soc-core.c: add snd_soc_get_dai_via_args() 



To enable multi Component, Card driver need to get DAI via dai_args
to identify it. This patch adds snd_soc_get_dai_via_args() for it.

This is helper function for multi Component support.

Signed-off-by: default avatarKuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/87edlgo94p.wl-kuninori.morimoto.gx@renesas.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 45655ec6

include/sound/soc.h

+1 −0
Original line number Diff line number Diff line
@@ -1336,6 +1336,7 @@ int snd_soc_add_pcm_runtimes(struct snd_soc_card *card, 
void snd_soc_remove_pcm_runtime(struct snd_soc_card *card,

				struct snd_soc_pcm_runtime *rtd);



struct snd_soc_dai *snd_soc_get_dai_via_args(struct of_phandle_args *dai_args);

struct snd_soc_dai *snd_soc_register_dai(struct snd_soc_component *component,

					 struct snd_soc_dai_driver *dai_drv,

					 bool legacy_dai_naming);

sound/soc/soc-core.c

+18 −0
Original line number Diff line number Diff line
@@ -3446,6 +3446,24 @@ int snd_soc_of_get_dai_name(struct device_node *of_node, 
}

EXPORT_SYMBOL_GPL(snd_soc_of_get_dai_name);



struct snd_soc_dai *snd_soc_get_dai_via_args(struct of_phandle_args *dai_args)

{

	struct snd_soc_dai *dai;

	struct snd_soc_component *component;



	mutex_lock(&client_mutex);

	for_each_component(component) {

		for_each_component_dais(component, dai)

			if (snd_soc_is_match_dai_args(dai->driver->dai_args, dai_args))

				goto found;

	}

	dai = NULL;

found:

	mutex_unlock(&client_mutex);

	return dai;

}

EXPORT_SYMBOL_GPL(snd_soc_get_dai_via_args);



static void __snd_soc_of_put_component(struct snd_soc_dai_link_component *component)

{

	if (component->of_node) {