From: Ranjani Sridharan ranjani.sridharan@linux.intel.com
Populate the pipeline_info for the PCM stream with the list of pipeline widgets that need to be handled during the PCM trigger. This will be used in the IPC-specific PCM trigger op to trigger the pipelines.
Signed-off-by: Ranjani Sridharan ranjani.sridharan@linux.intel.com Reviewed-by: Libin Yang libin.yang@intel.com Reviewed-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com Reviewed-by: Péter Ujfalusi peter.ujfalusi@linux.intel.com Signed-off-by: Peter Ujfalusi peter.ujfalusi@linux.intel.com --- sound/soc/sof/sof-audio.c | 69 +++++++++++++++++++++++++++++---------- 1 file changed, 52 insertions(+), 17 deletions(-)
diff --git a/sound/soc/sof/sof-audio.c b/sound/soc/sof/sof-audio.c index b127b304298c..e6796c59e04b 100644 --- a/sound/soc/sof/sof-audio.c +++ b/sound/soc/sof/sof-audio.c @@ -367,8 +367,9 @@ sof_prepare_widgets_in_path(struct snd_sof_dev *sdev, struct snd_soc_dapm_widget * (DAI type for capture, AIF type for playback) */ static int sof_free_widgets_in_path(struct snd_sof_dev *sdev, struct snd_soc_dapm_widget *widget, - int dir, struct snd_soc_dapm_widget_list *list) + int dir, struct snd_sof_pcm *spcm) { + struct snd_soc_dapm_widget_list *list = spcm->stream[dir].list; struct snd_soc_dapm_path *p; int err; int ret = 0; @@ -387,7 +388,7 @@ static int sof_free_widgets_in_path(struct snd_sof_dev *sdev, struct snd_soc_dap
p->walking = true;
- err = sof_free_widgets_in_path(sdev, p->sink, dir, list); + err = sof_free_widgets_in_path(sdev, p->sink, dir, spcm); if (err < 0) ret = err; p->walking = false; @@ -403,17 +404,44 @@ static int sof_free_widgets_in_path(struct snd_sof_dev *sdev, struct snd_soc_dap * The error path in this function ensures that all successfully set up widgets getting freed. */ static int sof_set_up_widgets_in_path(struct snd_sof_dev *sdev, struct snd_soc_dapm_widget *widget, - int dir, struct snd_soc_dapm_widget_list *list) + int dir, struct snd_sof_pcm *spcm) { + struct snd_sof_pcm_stream_pipeline_list *pipeline_list = &spcm->stream[dir].pipeline_list; + struct snd_soc_dapm_widget_list *list = spcm->stream[dir].list; + struct snd_sof_widget *swidget = widget->dobj.private; + struct snd_sof_widget *pipe_widget; struct snd_soc_dapm_path *p; int ret;
- if (widget->dobj.private) { + if (swidget) { + int i; + ret = sof_widget_setup(sdev, widget->dobj.private); if (ret < 0) return ret; + + /* skip populating the pipe_widgets array if it is NULL */ + if (!pipeline_list->pipe_widgets) + goto sink_setup; + + /* + * Add the widget's pipe_widget to the list of pipelines to be triggered if not + * already in the list. This will result in the pipelines getting added in the + * order source to sink. + */ + for (i = 0; i < pipeline_list->count; i++) { + pipe_widget = pipeline_list->pipe_widgets[i]; + if (pipe_widget == swidget->pipe_widget) + break; + } + + if (i == pipeline_list->count) { + pipeline_list->count++; + pipeline_list->pipe_widgets[i] = swidget->pipe_widget; + } }
+sink_setup: snd_soc_dapm_widget_for_each_sink_path(widget, p) { if (!p->walking) { if (!widget_in_list(list, p->sink)) @@ -421,11 +449,11 @@ static int sof_set_up_widgets_in_path(struct snd_sof_dev *sdev, struct snd_soc_d
p->walking = true;
- ret = sof_set_up_widgets_in_path(sdev, p->sink, dir, list); + ret = sof_set_up_widgets_in_path(sdev, p->sink, dir, spcm); p->walking = false; if (ret < 0) { - if (widget->dobj.private) - sof_widget_free(sdev, widget->dobj.private); + if (swidget) + sof_widget_free(sdev, swidget); return ret; } } @@ -435,16 +463,20 @@ static int sof_set_up_widgets_in_path(struct snd_sof_dev *sdev, struct snd_soc_d }
static int -sof_walk_widgets_in_order(struct snd_sof_dev *sdev, struct snd_soc_dapm_widget_list *list, +sof_walk_widgets_in_order(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm, struct snd_pcm_hw_params *fe_params, struct snd_sof_platform_stream_params *platform_params, int dir, enum sof_widget_op op) { + struct snd_soc_dapm_widget_list *list = spcm->stream[dir].list; struct snd_soc_dapm_widget *widget; char *str; int ret = 0; int i;
+ if (!list) + return 0; + for_each_dapm_widgets(list, i, widget) { /* starting widget for playback is AIF type */ if (dir == SNDRV_PCM_STREAM_PLAYBACK && widget->id != snd_soc_dapm_aif_in) @@ -456,11 +488,11 @@ sof_walk_widgets_in_order(struct snd_sof_dev *sdev, struct snd_soc_dapm_widget_l
switch (op) { case SOF_WIDGET_SETUP: - ret = sof_set_up_widgets_in_path(sdev, widget, dir, list); + ret = sof_set_up_widgets_in_path(sdev, widget, dir, spcm); str = "set up"; break; case SOF_WIDGET_FREE: - ret = sof_free_widgets_in_path(sdev, widget, dir, list); + ret = sof_free_widgets_in_path(sdev, widget, dir, spcm); str = "free"; break; case SOF_WIDGET_PREPARE: @@ -514,16 +546,16 @@ int sof_widget_list_setup(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm, * Prepare widgets for set up. The prepare step is used to allocate memory, assign * instance ID and pick the widget configuration based on the runtime PCM params. */ - ret = sof_walk_widgets_in_order(sdev, list, fe_params, platform_params, + ret = sof_walk_widgets_in_order(sdev, spcm, fe_params, platform_params, dir, SOF_WIDGET_PREPARE); if (ret < 0) return ret;
/* Set up is used to send the IPC to the DSP to create the widget */ - ret = sof_walk_widgets_in_order(sdev, list, fe_params, platform_params, + ret = sof_walk_widgets_in_order(sdev, spcm, fe_params, platform_params, dir, SOF_WIDGET_SETUP); if (ret < 0) { - ret = sof_walk_widgets_in_order(sdev, list, fe_params, platform_params, + ret = sof_walk_widgets_in_order(sdev, spcm, fe_params, platform_params, dir, SOF_WIDGET_UNPREPARE); return ret; } @@ -567,15 +599,16 @@ int sof_widget_list_setup(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm, return 0;
widget_free: - sof_walk_widgets_in_order(sdev, list, fe_params, platform_params, dir, + sof_walk_widgets_in_order(sdev, spcm, fe_params, platform_params, dir, SOF_WIDGET_FREE); - sof_walk_widgets_in_order(sdev, list, NULL, NULL, dir, SOF_WIDGET_UNPREPARE); + sof_walk_widgets_in_order(sdev, spcm, NULL, NULL, dir, SOF_WIDGET_UNPREPARE);
return ret; }
int sof_widget_list_free(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm, int dir) { + struct snd_sof_pcm_stream_pipeline_list *pipeline_list = &spcm->stream[dir].pipeline_list; struct snd_soc_dapm_widget_list *list = spcm->stream[dir].list; int ret;
@@ -584,14 +617,16 @@ int sof_widget_list_free(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm, int return 0;
/* send IPC to free widget in the DSP */ - ret = sof_walk_widgets_in_order(sdev, list, NULL, NULL, dir, SOF_WIDGET_FREE); + ret = sof_walk_widgets_in_order(sdev, spcm, NULL, NULL, dir, SOF_WIDGET_FREE);
/* unprepare the widget */ - sof_walk_widgets_in_order(sdev, list, NULL, NULL, dir, SOF_WIDGET_UNPREPARE); + sof_walk_widgets_in_order(sdev, spcm, NULL, NULL, dir, SOF_WIDGET_UNPREPARE);
snd_soc_dapm_dai_free_widgets(&list); spcm->stream[dir].list = NULL;
+ pipeline_list->count = 0; + return ret; }