From: Kuninori Morimoto kuninori.morimoto.gx@renesas.com
Current simple-card is creating dai_link->name / dai_link->stream_name. These are based on CPU + Codec name, or "fe.CPU" or "be.Codec" if it was DPCM. This patch adds asoc_simple_card_set_dailink_name() and set dailink name as common method.
Signed-off-by: Kuninori Morimoto kuninori.morimoto.gx@renesas.com --- v1 - v2
- use 2 assignments for name settings
include/sound/simple_card_utils.h | 3 +++ sound/soc/generic/simple-card-utils.c | 23 +++++++++++++++++++++++ 2 files changed, 26 insertions(+)
diff --git a/include/sound/simple_card_utils.h b/include/sound/simple_card_utils.h index 50aa7b2..b88a8dc 100644 --- a/include/sound/simple_card_utils.h +++ b/include/sound/simple_card_utils.h @@ -27,5 +27,8 @@ int asoc_simple_card_parse_daifmt(struct device *dev, struct device_node *codec, char *prefix, unsigned int *retfmt); +int asoc_simple_card_set_dailink_name(struct device *dev, + struct snd_soc_dai_link *dai_link, + const char *fmt, ...);
#endif /* __SIMPLE_CARD_CORE_H */ diff --git a/sound/soc/generic/simple-card-utils.c b/sound/soc/generic/simple-card-utils.c index 3f6b725..48c7366 100644 --- a/sound/soc/generic/simple-card-utils.c +++ b/sound/soc/generic/simple-card-utils.c @@ -52,3 +52,26 @@ int asoc_simple_card_parse_daifmt(struct device *dev, return 0; } EXPORT_SYMBOL_GPL(asoc_simple_card_parse_daifmt); + +int asoc_simple_card_set_dailink_name(struct device *dev, + struct snd_soc_dai_link *dai_link, + const char *fmt, ...) +{ + va_list ap; + char *name = NULL; + int ret = -ENOMEM; + + va_start(ap, fmt); + name = devm_kvasprintf(dev, GFP_KERNEL, fmt, ap); + va_end(ap); + + if (name) { + ret = 0; + + dai_link->name = name; + dai_link->stream_name = name; + } + + return ret; +} +EXPORT_SYMBOL_GPL(asoc_simple_card_set_dailink_name);