ASoC: SOF: IPC4: Introduce topology ops (90e89155) · Commits · EulixOS / Software / Kernel

sound/soc/sof/Makefile

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		@@ -4,7 +4,7 @@ snd-sof-objs := core.o ops.o loader.o ipc.o pcm.o pm.o debug.o topology.o\
		control.o trace.o iomem-utils.o sof-audio.o stream-ipc.o\
		ipc3-topology.o ipc3-control.o ipc3.o ipc3-pcm.o ipc3-loader.o\
		ipc3-dtrace.o\
		ipc4.o ipc4-loader.o
		ipc4.o ipc4-loader.o ipc4-topology.o
		ifneq ($(CONFIG_SND_SOC_SOF_CLIENT),)
		snd-sof-objs += sof-client.o
		endif

sound/soc/sof/ipc4-priv.h

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		@@ -40,5 +40,6 @@ struct sof_ipc4_fw_module {
		};

		extern const struct sof_ipc_fw_loader_ops ipc4_loader_ops;
		extern const struct sof_ipc_tplg_ops ipc4_tplg_ops;

		#endif

sound/soc/sof/ipc4-topology.c

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		// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
		//
		// This file is provided under a dual BSD/GPLv2 license. When using or
		// redistributing this file, you may do so under either license.
		//
		// Copyright(c) 2022 Intel Corporation. All rights reserved.
		//
		//
		#include <uapi/sound/sof/tokens.h>
		#include <sound/pcm_params.h>
		#include <sound/sof/ext_manifest4.h>
		#include "sof-priv.h"
		#include "sof-audio.h"
		#include "ipc4-priv.h"
		#include "ipc4-topology.h"
		#include "ops.h"

		static const struct sof_topology_token ipc4_sched_tokens[] = {
		{SOF_TKN_SCHED_LP_MODE, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
		offsetof(struct sof_ipc4_pipeline, lp_mode)}
		};

		static const struct sof_topology_token pipeline_tokens[] = {
		{SOF_TKN_SCHED_DYNAMIC_PIPELINE, SND_SOC_TPLG_TUPLE_TYPE_BOOL, get_token_u16,
		offsetof(struct snd_sof_widget, dynamic_pipeline_widget)},
		};

		static const struct sof_token_info ipc4_token_list[SOF_TOKEN_COUNT] = {
		[SOF_PIPELINE_TOKENS] = {"Pipeline tokens", pipeline_tokens, ARRAY_SIZE(pipeline_tokens)},
		[SOF_SCHED_TOKENS] = {"Scheduler tokens", ipc4_sched_tokens,
		ARRAY_SIZE(ipc4_sched_tokens)},
		};

		static void sof_ipc4_widget_free_comp(struct snd_sof_widget *swidget)
		{
		kfree(swidget->private);
		}

		static int sof_ipc4_widget_setup_comp_pipeline(struct snd_sof_widget *swidget)
		{
		struct snd_soc_component *scomp = swidget->scomp;
		struct sof_ipc4_pipeline *pipeline;
		int ret;

		pipeline = kzalloc(sizeof(*pipeline), GFP_KERNEL);
		if (!pipeline)
		return -ENOMEM;

		ret = sof_update_ipc_object(scomp, pipeline, SOF_SCHED_TOKENS, swidget->tuples,
		swidget->num_tuples, sizeof(*pipeline), 1);
		if (ret) {
		dev_err(scomp->dev, "parsing scheduler tokens failed\n");
		goto err;
		}

		/* parse one set of pipeline tokens */
		ret = sof_update_ipc_object(scomp, swidget, SOF_PIPELINE_TOKENS, swidget->tuples,
		swidget->num_tuples, sizeof(*swidget), 1);
		if (ret) {
		dev_err(scomp->dev, "parsing pipeline tokens failed\n");
		goto err;
		}

		/* TODO: Get priority from topology */
		pipeline->priority = 0;

		dev_dbg(scomp->dev, "pipeline '%s': id %d pri %d lp mode %d\n",
		swidget->widget->name, swidget->pipeline_id,
		pipeline->priority, pipeline->lp_mode);

		swidget->private = pipeline;

		pipeline->msg.primary = SOF_IPC4_GLB_PIPE_PRIORITY(pipeline->priority);
		pipeline->msg.primary \|= SOF_IPC4_GLB_PIPE_INSTANCE_ID(swidget->pipeline_id);
		pipeline->msg.primary \|= SOF_IPC4_MSG_TYPE_SET(SOF_IPC4_GLB_CREATE_PIPELINE);
		pipeline->msg.primary \|= SOF_IPC4_MSG_DIR(SOF_IPC4_MSG_REQUEST);
		pipeline->msg.primary \|= SOF_IPC4_MSG_TARGET(SOF_IPC4_FW_GEN_MSG);

		pipeline->msg.extension = pipeline->lp_mode;
		pipeline->state = SOF_IPC4_PIPE_UNINITIALIZED;

		return 0;
		err:
		kfree(pipeline);
		return ret;
		}

		static enum sof_tokens pipeline_token_list[] = {
		SOF_SCHED_TOKENS,
		SOF_PIPELINE_TOKENS,
		};

		static const struct sof_ipc_tplg_widget_ops tplg_ipc4_widget_ops[SND_SOC_DAPM_TYPE_COUNT] = {
		[snd_soc_dapm_scheduler] = {sof_ipc4_widget_setup_comp_pipeline, sof_ipc4_widget_free_comp,
		pipeline_token_list, ARRAY_SIZE(pipeline_token_list), NULL,
		NULL, NULL},
		};

		const struct sof_ipc_tplg_ops ipc4_tplg_ops = {
		.widget = tplg_ipc4_widget_ops,
		.token_list = ipc4_token_list,
		};

sound/soc/sof/ipc4-topology.h

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		/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
		/*
		* This file is provided under a dual BSD/GPLv2 license. When using or
		* redistributing this file, you may do so under either license.
		*
		* Copyright(c) 2022 Intel Corporation. All rights reserved.
		*/

		#ifndef __INCLUDE_SOUND_SOF_IPC4_TOPOLOGY_H__
		#define __INCLUDE_SOUND_SOF_IPC4_TOPOLOGY_H__

		#include <sound/sof/ipc4/header.h>

		/**
		* struct sof_ipc4_pipeline - pipeline config data
		* @priority: Priority of this pipeline
		* @lp_mode: Low power mode
		* @mem_usage: Memory usage
		* @state: Pipeline state
		* @msg: message structure for pipeline
		*/
		struct sof_ipc4_pipeline {
		uint32_t priority;
		uint32_t lp_mode;
		uint32_t mem_usage;
		int state;
		struct sof_ipc4_msg msg;
		};

		#endif

sound/soc/sof/ipc4.c

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		@@ -603,4 +603,5 @@ const struct sof_ipc_ops ipc4_ops = {
		.set_get_data = sof_ipc4_set_get_data,
		.get_reply = sof_ipc4_get_reply,
		.fw_loader = &ipc4_loader_ops,
		.tplg = &ipc4_tplg_ops,
		};