Unverified Commit bbde4a30 authored by Kuninori Morimoto's avatar Kuninori Morimoto Committed by Mark Brown
Browse files

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



To use multi Component support, we need to check dai_args whether
Card could get DAI from args (CPU/Codec needs set dai_args on DAI driver).
If it could, we need to allocate dai_args for dlc.
This patch adds snd_soc_copy_dai_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/87bkgko94e.wl-kuninori.morimoto.gx@renesas.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 988bad5e

include/sound/soc.h

+2 −0
Original line number Diff line number Diff line
@@ -1338,6 +1338,8 @@ void snd_soc_remove_pcm_runtime(struct snd_soc_card *card, 


void snd_soc_dlc_use_cpu_as_platform(struct snd_soc_dai_link_component *platforms,

				     struct snd_soc_dai_link_component *cpus);

struct of_phandle_args *snd_soc_copy_dai_args(struct device *dev,

					      struct of_phandle_args *args);

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,

sound/soc/soc-core.c

+13 −0
Original line number Diff line number Diff line
@@ -809,6 +809,19 @@ static struct device_node 
	return of_node;

}



struct of_phandle_args *snd_soc_copy_dai_args(struct device *dev, struct of_phandle_args *args)

{

	struct of_phandle_args *ret = devm_kzalloc(dev, sizeof(*ret), GFP_KERNEL);



	if (!ret)

		return NULL;



	*ret = *args;



	return ret;

}

EXPORT_SYMBOL_GPL(snd_soc_copy_dai_args);



static int snd_soc_is_matching_component(

	const struct snd_soc_dai_link_component *dlc,

	struct snd_soc_component *component)