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AsoC: dapm: export a couple of functions

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Export a couple of DAPM functions that can be used by
ASoC drivers to determine connected widgets when a PCM
is started.

Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Signed-off-by: Daniel Baluta <daniel.baluta@nxp.com>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Link: https://lore.kernel.org/r/20210927120517.20505-6-peter.ujfalusi@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Ranjani Sridharan 2021-09-27 15:05:10 +03:00 committed by Mark Brown
parent 93d71245c6
commit d1a7af0979
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
3 changed files with 5 additions and 2 deletions
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1
include/sound/soc-dpcm.h
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@ -159,6 +159,7 @@ int dpcm_be_dai_trigger(struct snd_soc_pcm_runtime *fe, int stream, int cmd);
int dpcm_be_dai_prepare(struct snd_soc_pcm_runtime *fe, int stream);
int dpcm_dapm_stream_event(struct snd_soc_pcm_runtime *fe, int dir,
int event);
bool dpcm_end_walk_at_be(struct snd_soc_dapm_widget *widget, enum snd_soc_dapm_direction dir);
#define dpcm_be_dai_startup_rollback(fe, stream, last) \
dpcm_be_dai_stop(fe, stream, 0, last)

2
sound/soc/soc-dapm.c
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@ -1331,11 +1331,13 @@ int snd_soc_dapm_dai_get_connected_widgets(struct snd_soc_dai *dai, int stream,
return paths;
}
EXPORT_SYMBOL_GPL(snd_soc_dapm_dai_get_connected_widgets);
void snd_soc_dapm_dai_free_widgets(struct snd_soc_dapm_widget_list **list)
{
dapm_widget_list_free(list);
}
EXPORT_SYMBOL_GPL(snd_soc_dapm_dai_free_widgets);
/*
* Handler for regulator supply widget.

4
sound/soc/soc-pcm.c
View File

@ -1262,8 +1262,7 @@ static int widget_in_list(struct snd_soc_dapm_widget_list *list,
return 0;
}
static bool dpcm_end_walk_at_be(struct snd_soc_dapm_widget *widget,
enum snd_soc_dapm_direction dir)
bool dpcm_end_walk_at_be(struct snd_soc_dapm_widget *widget, enum snd_soc_dapm_direction dir)
{
struct snd_soc_card *card = widget->dapm->card;
struct snd_soc_pcm_runtime *rtd;
@ -1281,6 +1280,7 @@ static bool dpcm_end_walk_at_be(struct snd_soc_dapm_widget *widget,
return false;
}
EXPORT_SYMBOL_GPL(dpcm_end_walk_at_be);
int dpcm_path_get(struct snd_soc_pcm_runtime *fe,
int stream, struct snd_soc_dapm_widget_list **list)