Add two helper lookup functions for finding a widget by its component ID and a DAI by a pipeline ID.
Signed-off-by: Guennadi Liakhovetski <[email protected]> --- sound/soc/sof/sof-audio.c | 24 ++++++++++++++++++++++++ sound/soc/sof/sof-audio.h | 5 +++++ sound/soc/sof/topology.c | 1 + 3 files changed, 30 insertions(+) diff --git a/sound/soc/sof/sof-audio.c b/sound/soc/sof/sof-audio.c index 1c7698f..92fa6a8 100644 --- a/sound/soc/sof/sof-audio.c +++ b/sound/soc/sof/sof-audio.c @@ -395,6 +395,30 @@ struct snd_sof_dai *snd_sof_find_dai(struct snd_soc_component *scomp, return NULL; } +struct snd_sof_widget *snd_sof_find_swidget_id(struct snd_sof_dev *sdev, + unsigned int comp_id) +{ + struct snd_sof_widget *swidget; + + list_for_each_entry(swidget, &sdev->widget_list, list) + if (swidget->comp_id == comp_id) + return swidget; + + return NULL; +} + +struct snd_sof_dai *snd_sof_find_dai_pipe(struct snd_sof_dev *sdev, + unsigned int pipeline_id) +{ + struct snd_sof_dai *dai; + + list_for_each_entry(dai, &sdev->dai_list, list) + if (dai->pipeline_id == pipeline_id) + return dai; + + return NULL; +} + /* * SOF Driver enumeration. */ diff --git a/sound/soc/sof/sof-audio.h b/sound/soc/sof/sof-audio.h index 9629994..8054e48 100644 --- a/sound/soc/sof/sof-audio.h +++ b/sound/soc/sof/sof-audio.h @@ -106,6 +106,7 @@ struct snd_sof_dai { struct snd_soc_component *scomp; const char *name; const char *cpu_dai_name; + unsigned int pipeline_id; struct sof_ipc_comp_dai comp_dai; struct sof_ipc_dai_config *dai_config; @@ -190,6 +191,10 @@ struct snd_sof_pcm *snd_sof_find_spcm_comp(struct snd_soc_component *scomp, int *direction); struct snd_sof_pcm *snd_sof_find_spcm_pcm_id(struct snd_soc_component *scomp, unsigned int pcm_id); +struct snd_sof_widget *snd_sof_find_swidget_id(struct snd_sof_dev *sdev, + unsigned int comp_id); +struct snd_sof_dai *snd_sof_find_dai_pipe(struct snd_sof_dev *sdev, + unsigned int pipeline_id); void snd_sof_pcm_period_elapsed(struct snd_pcm_substream *substream); void snd_sof_pcm_period_elapsed_work(struct work_struct *work); diff --git a/sound/soc/sof/topology.c b/sound/soc/sof/topology.c index 6a9703e..5a65dcf 100644 --- a/sound/soc/sof/topology.c +++ b/sound/soc/sof/topology.c @@ -1406,6 +1406,7 @@ static int sof_widget_load_dai(struct snd_soc_component *scomp, int index, if (ret == 0 && dai) { dai->scomp = scomp; + dai->pipeline_id = swidget->pipeline_id; memcpy(&dai->comp_dai, &comp_dai, sizeof(comp_dai)); } -- 1.9.3 _______________________________________________ Virtualization mailing list [email protected] https://lists.linuxfoundation.org/mailman/listinfo/virtualization
