diff options
| -rw-r--r-- | include/sound/simple_card_utils.h | 3 | ||||
| -rw-r--r-- | sound/soc/generic/simple-card-utils.c | 13 |
2 files changed, 16 insertions, 0 deletions
diff --git a/include/sound/simple_card_utils.h b/include/sound/simple_card_utils.h index 13168e029232..a71d46a95ca8 100644 --- a/include/sound/simple_card_utils.h +++ b/include/sound/simple_card_utils.h @@ -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 */ diff --git a/sound/soc/generic/simple-card-utils.c b/sound/soc/generic/simple-card-utils.c index 33abe1f7014e..189eadddfad3 100644 --- a/sound/soc/generic/simple-card-utils.c +++ b/sound/soc/generic/simple-card-utils.c @@ -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"); |