ASoC: SOF: topology: Add ops for setting up and tearing down pipelines

Introduce two new ops, set_up_all_pipelines and tear_down_all_pipelines
in struct ipc_tplg_ops and define these for IPC3.

Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Link: https://lore.kernel.org/r/20220317175044.1752400-19-ranjani.sridharan@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>

1 files changed, 0 insertions, 186 deletions

diff --git a/sound/soc/sof/sof-audio.c b/sound/soc/sof/sof-audio.c
index 8885709f40df..b4ee65cf9841 100644
--- a/sound/soc/sof/sof-audio.c
+++ b/sound/soc/sof/sof-audio.c
@@ -498,96 +498,6 @@ int sof_set_hw_params_upon_resume(struct device *dev)
 	return snd_sof_dsp_hw_params_upon_resume(sdev);
 }
 
-int sof_set_up_pipelines(struct snd_sof_dev *sdev, bool verify)
-{
-	const struct sof_ipc_tplg_ops *ipc_tplg_ops = sdev->ipc->ops->tplg;
-	struct sof_ipc_fw_version *v = &sdev->fw_ready.version;
-	struct snd_sof_widget *swidget;
-	struct snd_sof_route *sroute;
-	int ret;
-
-	/* restore pipeline components */
-	list_for_each_entry(swidget, &sdev->widget_list, list) {
-		/* only set up the widgets belonging to static pipelines */
-		if (!verify && swidget->dynamic_pipeline_widget)
-			continue;
-
-		/*
-		 * For older firmware, skip scheduler widgets in this loop,
-		 * sof_widget_setup() will be called in the 'complete pipeline' loop
-		 */
-		if (v->abi_version < SOF_ABI_VER(3, 19, 0) &&
-		    swidget->id == snd_soc_dapm_scheduler)
-			continue;
-
-		/* update DAI config. The IPC will be sent in sof_widget_setup() */
-		if (WIDGET_IS_DAI(swidget->id)) {
-			struct snd_sof_dai *dai = swidget->private;
-			struct sof_dai_private_data *private = dai->private;
-			struct sof_ipc_dai_config *config;
-
-			if (!dai || !private || !private->dai_config)
-				continue;
-
-			config = private->dai_config;
-			/*
-			 * The link DMA channel would be invalidated for running
-			 * streams but not for streams that were in the PAUSED
-			 * state during suspend. So invalidate it here before setting
-			 * the dai config in the DSP.
-			 */
-			if (config->type == SOF_DAI_INTEL_HDA)
-				config->hda.link_dma_ch = DMA_CHAN_INVALID;
-		}
-
-		ret = sof_widget_setup(sdev, swidget);
-		if (ret < 0)
-			return ret;
-	}
-
-	/* restore pipeline connections */
-	list_for_each_entry(sroute, &sdev->route_list, list) {
-
-		/* only set up routes belonging to static pipelines */
-		if (!verify && (sroute->src_widget->dynamic_pipeline_widget ||
-				sroute->sink_widget->dynamic_pipeline_widget))
-			continue;
-
-		ret = ipc_tplg_ops->route_setup(sdev, sroute);
-		if (ret < 0) {
-			dev_err(sdev->dev, "%s: restore pipeline connections failed\n", __func__);
-			return ret;
-		}
-	}
-
-	/* complete pipeline */
-	list_for_each_entry(swidget, &sdev->widget_list, list) {
-		switch (swidget->id) {
-		case snd_soc_dapm_scheduler:
-			/* only complete static pipelines */
-			if (!verify && swidget->dynamic_pipeline_widget)
-				continue;
-
-			if (v->abi_version < SOF_ABI_VER(3, 19, 0)) {
-				ret = sof_widget_setup(sdev, swidget);
-				if (ret < 0)
-					return ret;
-			}
-
-			if (ipc_tplg_ops->pipeline_complete) {
-				swidget->complete = ipc_tplg_ops->pipeline_complete(sdev, swidget);
-				if (swidget->complete < 0)
-					return swidget->complete;
-			}
-			break;
-		default:
-			break;
-		}
-	}
-
-	return 0;
-}
-
 int sof_pcm_stream_free(struct snd_sof_dev *sdev, struct snd_pcm_substream *substream,
 			struct snd_sof_pcm *spcm, int dir, bool free_widget_list)
 {
@@ -619,102 +529,6 @@ int sof_pcm_stream_free(struct snd_sof_dev *sdev, struct snd_pcm_substream *subs
 }
 
 /*
- * Free the PCM, its associated widgets and set the prepared flag to false for all PCMs that
- * did not get suspended(ex: paused streams) so the widgets can be set up again during resume.
- */
-static int sof_tear_down_left_over_pipelines(struct snd_sof_dev *sdev)
-{
-	struct snd_sof_widget *swidget;
-	struct snd_sof_pcm *spcm;
-	int dir, ret;
-
-	/*
-	 * free all PCMs and their associated DAPM widgets if their connected DAPM widget
-	 * list is not NULL. This should only be true for paused streams at this point.
-	 * This is equivalent to the handling of FE DAI suspend trigger for running streams.
-	 */
-	list_for_each_entry(spcm, &sdev->pcm_list, list)
-		for_each_pcm_streams(dir) {
-			struct snd_pcm_substream *substream = spcm->stream[dir].substream;
-
-			if (!substream || !substream->runtime)
-				continue;
-
-			if (spcm->stream[dir].list) {
-				ret = sof_pcm_stream_free(sdev, substream, spcm, dir, true);
-				if (ret < 0)
-					return ret;
-			}
-		}
-
-	/*
-	 * free any left over DAI widgets. This is equivalent to the handling of suspend trigger
-	 * for the BE DAI for running streams.
-	 */
-	list_for_each_entry(swidget, &sdev->widget_list, list)
-		if (WIDGET_IS_DAI(swidget->id) && swidget->use_count == 1) {
-			ret = sof_widget_free(sdev, swidget);
-			if (ret < 0)
-				return ret;
-		}
-
-	return 0;
-}
-
-/*
- * For older firmware, this function doesn't free widgets for static pipelines during suspend.
- * It only resets use_count for all widgets.
- */
-int sof_tear_down_pipelines(struct snd_sof_dev *sdev, bool verify)
-{
-	struct sof_ipc_fw_version *v = &sdev->fw_ready.version;
-	struct snd_sof_widget *swidget;
-	struct snd_sof_route *sroute;
-	int ret;
-
-	/*
-	 * This function is called during suspend and for one-time topology verification during
-	 * first boot. In both cases, there is no need to protect swidget->use_count and
-	 * sroute->setup because during suspend all running streams are suspended and during
-	 * topology loading the sound card unavailable to open PCMs.
-	 */
-	list_for_each_entry(swidget, &sdev->widget_list, list) {
-		if (swidget->dynamic_pipeline_widget)
-			continue;
-
-		/* Do not free widgets for static pipelines with FW ABI older than 3.19 */
-		if (!verify && !swidget->dynamic_pipeline_widget &&
-		    v->abi_version < SOF_ABI_VER(3, 19, 0)) {
-			swidget->use_count = 0;
-			swidget->complete = 0;
-			continue;
-		}
-
-		ret = sof_widget_free(sdev, swidget);
-		if (ret < 0)
-			return ret;
-	}
-
-	/*
-	 * Tear down all pipelines associated with PCMs that did not get suspended
-	 * and unset the prepare flag so that they can be set up again during resume.
-	 * Skip this step for older firmware.
-	 */
-	if (!verify && v->abi_version >= SOF_ABI_VER(3, 19, 0)) {
-		ret = sof_tear_down_left_over_pipelines(sdev);
-		if (ret < 0) {
-			dev_err(sdev->dev, "failed to tear down paused pipelines\n");
-			return ret;
-		}
-	}
-
-	list_for_each_entry(sroute, &sdev->route_list, list)
-		sroute->setup = false;
-
-	return 0;
-}
-
-/*
  * Generic object lookup APIs.
  */