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ASoC: soc.h: add snd_soc_card_is_instantiated() helper

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ASoC framework/driver checks whether card was instantiated every
where. Then, it should check card pointer too in such case.
This patch adds snd_soc_card_is_instantiated() for it.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Reviewed-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Link: https://lore.kernel.org/r/875ycnfoqp.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Kuninori Morimoto 2023-01-31 01:59:27 +00:00 committed by Mark Brown
parent 944d721ee5
commit 2e5f86174e
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1 changed files with 6 additions and 0 deletions
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6
include/sound/soc.h
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@ -1052,6 +1052,12 @@ struct snd_soc_card {
#define for_each_card_widgets_safe(card, w, _w) \
list_for_each_entry_safe(w, _w, &card->widgets, list)
static inline int snd_soc_card_is_instantiated(struct snd_soc_card *card)
{
return card && card->instantiated;
}
/* SoC machine DAI configuration, glues a codec and cpu DAI together */
struct snd_soc_pcm_runtime {
struct device *dev;