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ASoC: simple-card-utils: add asoc_simple_card_clean_reference()

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simple-card needs to decrease the reference count of the device nodes.
This patch makes this method simple style standard.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Kuninori Morimoto 2016-08-10 02:21:25 +00:00 committed by Mark Brown
parent 27b010815b
commit 0f4e0711b7
2 changed files with 17 additions and 0 deletions
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2
include/sound/simple_card_utils.h
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@ -65,4 +65,6 @@ int asoc_simple_card_canonicalize_dailink(struct snd_soc_dai_link *dai_link);
void asoc_simple_card_canonicalize_cpu(struct snd_soc_dai_link *dai_link,
int is_single_links);
int asoc_simple_card_clean_reference(struct snd_soc_card *card);
#endif /* __SIMPLE_CARD_CORE_H */

15
sound/soc/generic/simple-card-utils.c
View File

@ -223,6 +223,21 @@ void asoc_simple_card_canonicalize_cpu(struct snd_soc_dai_link *dai_link,
}
EXPORT_SYMBOL_GPL(asoc_simple_card_canonicalize_cpu);
int asoc_simple_card_clean_reference(struct snd_soc_card *card)
{
struct snd_soc_dai_link *dai_link;
int num_links;
for (num_links = 0, dai_link = card->dai_link;
num_links < card->num_links;
num_links++, dai_link++) {
of_node_put(dai_link->cpu_of_node);
of_node_put(dai_link->codec_of_node);
}
return 0;
}
EXPORT_SYMBOL_GPL(asoc_simple_card_clean_reference);
/* Module information */
MODULE_AUTHOR("Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>");
MODULE_DESCRIPTION("ALSA SoC Simple Card Utils");