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

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simple-card is assuming that sometimes platform and cpu are same.
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 2016-08-09 05:49:41 +00:00 committed by Mark Brown
parent d8cb9354c8
commit c262c9ab7a
2 changed files with 16 additions and 0 deletions
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3
include/sound/simple_card_utils.h
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@ -60,4 +60,7 @@ int asoc_simple_card_parse_dai(struct device_node *node,
int asoc_simple_card_init_dai(struct snd_soc_dai *dai,
struct asoc_simple_dai *simple_dai);
int asoc_simple_card_canonicalize_dailink(struct snd_soc_dai_link *dai_link);
#endif /* __SIMPLE_CARD_CORE_H */

13
sound/soc/generic/simple-card-utils.c
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@ -193,6 +193,19 @@ int asoc_simple_card_init_dai(struct snd_soc_dai *dai,
}
EXPORT_SYMBOL_GPL(asoc_simple_card_init_dai);
int asoc_simple_card_canonicalize_dailink(struct snd_soc_dai_link *dai_link)
{
if (!dai_link->cpu_dai_name || !dai_link->codec_dai_name)
return -EINVAL;
/* Assumes platform == cpu */
if (!dai_link->platform_of_node)
dai_link->platform_of_node = dai_link->cpu_of_node;
return 0;
}
EXPORT_SYMBOL_GPL(asoc_simple_card_canonicalize_dailink);
/* Module information */
MODULE_AUTHOR("Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>");
MODULE_DESCRIPTION("ALSA SoC Simple Card Utils");