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authorRanjani Sridharan <ranjani.sridharan@linux.intel.com>2021-09-27 15:05:10 +0300
committerMark Brown <broonie@kernel.org>2021-10-01 20:48:23 +0100
commitd1a7af0979292b187bde0d556d26fe21bd64b832 (patch)
treeb95c7f6320a59fc025f5c1dac7303827a9ac57e1
parent93d71245c655e639248c7c33db20074c71a89c1a (diff)
downloadlwn-d1a7af0979292b187bde0d556d26fe21bd64b832.tar.gz
lwn-d1a7af0979292b187bde0d556d26fe21bd64b832.zip
AsoC: dapm: export a couple of functions
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>
-rw-r--r--include/sound/soc-dpcm.h1
-rw-r--r--sound/soc/soc-dapm.c2
-rw-r--r--sound/soc/soc-pcm.c4
3 files changed, 5 insertions, 2 deletions
diff --git a/include/sound/soc-dpcm.h b/include/sound/soc-dpcm.h
index e296a3949b18..bc7af90099a8 100644
--- a/include/sound/soc-dpcm.h
+++ b/include/sound/soc-dpcm.h
@@ -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)
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index 7b67f1e19ae9..44c4d105ffdb 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -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.
diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c
index e30cb5abaf7a..b5825d8d6caa 100644
--- a/sound/soc/soc-pcm.c
+++ b/sound/soc/soc-pcm.c
@@ -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)