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author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2019-06-06 13:07:42 +0900 |
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committer | Mark Brown <broonie@kernel.org> | 2019-06-06 21:22:42 +0100 |
commit | 587c984427bf7d031a2a4b693dfb24a51cd660b2 (patch) | |
tree | 458deb6bbcb6ab5a0e72ac2fdc1a1795b595d716 /sound/soc/soc-core.c | |
parent | f107294c6422e772773b53dbf802186175b6289e (diff) | |
download | linux-587c984427bf7d031a2a4b693dfb24a51cd660b2.tar.bz2 |
ASoC: soc.h: add sound dai_link connection macro
Modern style dai_link requests CPU/Codec/Platform component
pointer array and its size, but it will be very verbose code.
To avoid such scene, this patch adds dai_link connection macro.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/soc-core.c')
-rw-r--r-- | sound/soc/soc-core.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index f86ee4f48f06..9bd6b08d79b5 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -58,6 +58,13 @@ static LIST_HEAD(unbind_card_list); list_for_each_entry(component, &component_list, list) /* + * This is used if driver don't need to have CPU/Codec/Platform + * dai_link. see soc.h + */ +struct snd_soc_dai_link_component null_dailink_component[0]; +EXPORT_SYMBOL_GPL(null_dailink_component); + +/* * This is a timeout to do a DAPM powerdown after a stream is closed(). * It can be used to eliminate pops between different playback streams, e.g. * between two audio tracks. |