soc/sof/ipc4-pcm.c

65 	/* trigger a single pipeline */
79 	/* ipc_size includes the count and the pipeline IDs for the number of pipelines */
92 	dev_dbg(sdev->dev, "ipc4 set pipeline instance %d state %d", instance_id, state);
110 	struct sof_ipc4_pipeline *pipeline = pipe_widget->private;
114 		/* add pipeline from low priority to high */
115 		if (ascend && pipeline->priority < pipe_priority[i])
117 		/* add pipeline from high priority to low */
118 		else if (!ascend && pipeline->priority > pipe_priority[i])
129 	pipe_priority[i] = pipeline->priority;
139 	struct sof_ipc4_pipeline *pipeline = pipe_widget->private;
141 	if (pipeline->skip_during_fe_trigger && state != SOF_IPC4_PIPE_RESET)
147 		 * Trigger pipeline if all PCMs containing it are paused or if it is RUNNING
155 		/* RESET if the pipeline is neither running nor paused */
161 		/* Pause the pipeline only when its started_count is 1 more than paused_count */
177 	struct sof_ipc4_pipeline *pipeline = pipe_widget->private;
180 	if (pipeline->skip_during_fe_trigger && state != SOF_IPC4_PIPE_RESET)
183 	/* set state for pipeline if it was just triggered */
186 			pipeline->state = state;
234  * The picture below represents the pipeline state machine wrt PCM actions corresponding to the
326 	 * are retrieved from the host pipeline configuration. Likewise
328 	 * pipeline configuration.
333 		struct sof_ipc4_pipeline *pipeline = pipe_widget->private;
335 		if (!pipeline->use_chain_dma) {
341 		msg.primary |= pipeline->msg.primary;
345 			msg.extension |= pipeline->msg.extension;
385 	struct sof_ipc4_pipeline *pipeline;
406 	pipeline = pipe_widget->private;
412 	if (pipeline->use_chain_dma)
416 	/* allocate memory for the pipeline data */
435 	 * in the pipeline, the order of triggering between the left/right paths will be
463 	 * set paused state for pipelines if the final state is PAUSED or when the pipeline
530 	/* determine the pipeline state */
547 	/* set the pipeline state */
678 			struct sof_ipc4_pipeline *pipeline = pipe_widget->private;
681 			if (pipeline->use_chain_dma)
781 		/* allocate memory for max number of pipeline IDs */
982 	 * pipeline statistics and it may be invalid if host query happens before
1014 	 * (1) dai pipeline is started before host pipeline