sound/soc/mediatek/mt6797/mt6797-mt6351.c

Source file repositories/reference/linux-study-clean/sound/soc/mediatek/mt6797/mt6797-mt6351.c

File Facts

System
Linux kernel
Corpus path
sound/soc/mediatek/mt6797/mt6797-mt6351.c
Extension
.c
Size
6384 bytes
Lines
256
Domain
Driver Families
Bucket
sound/soc
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: GPL-2.0
//
// mt6797-mt6351.c  --  MT6797 MT6351 ALSA SoC machine driver
//
// Copyright (c) 2018 MediaTek Inc.
// Author: KaiChieh Chuang <kaichieh.chuang@mediatek.com>

#include <linux/module.h>
#include <sound/soc.h>

#include "mt6797-afe-common.h"

SND_SOC_DAILINK_DEFS(playback_1,
	DAILINK_COMP_ARRAY(COMP_CPU("DL1")),
	DAILINK_COMP_ARRAY(COMP_DUMMY()),
	DAILINK_COMP_ARRAY(COMP_EMPTY()));

SND_SOC_DAILINK_DEFS(playback_2,
	DAILINK_COMP_ARRAY(COMP_CPU("DL2")),
	DAILINK_COMP_ARRAY(COMP_DUMMY()),
	DAILINK_COMP_ARRAY(COMP_EMPTY()));

SND_SOC_DAILINK_DEFS(playback_3,
	DAILINK_COMP_ARRAY(COMP_CPU("DL3")),
	DAILINK_COMP_ARRAY(COMP_DUMMY()),
	DAILINK_COMP_ARRAY(COMP_EMPTY()));

SND_SOC_DAILINK_DEFS(capture_1,
	DAILINK_COMP_ARRAY(COMP_CPU("UL1")),
	DAILINK_COMP_ARRAY(COMP_DUMMY()),
	DAILINK_COMP_ARRAY(COMP_EMPTY()));

SND_SOC_DAILINK_DEFS(capture_2,
	DAILINK_COMP_ARRAY(COMP_CPU("UL2")),
	DAILINK_COMP_ARRAY(COMP_DUMMY()),
	DAILINK_COMP_ARRAY(COMP_EMPTY()));

SND_SOC_DAILINK_DEFS(capture_3,
	DAILINK_COMP_ARRAY(COMP_CPU("UL3")),
	DAILINK_COMP_ARRAY(COMP_DUMMY()),
	DAILINK_COMP_ARRAY(COMP_EMPTY()));

SND_SOC_DAILINK_DEFS(capture_mono_1,
	DAILINK_COMP_ARRAY(COMP_CPU("UL_MONO_1")),
	DAILINK_COMP_ARRAY(COMP_DUMMY()),
	DAILINK_COMP_ARRAY(COMP_EMPTY()));

SND_SOC_DAILINK_DEFS(hostless_lpbk,
	DAILINK_COMP_ARRAY(COMP_CPU("Hostless LPBK DAI")),
	DAILINK_COMP_ARRAY(COMP_DUMMY()),
	DAILINK_COMP_ARRAY(COMP_EMPTY()));

SND_SOC_DAILINK_DEFS(hostless_speech,
	DAILINK_COMP_ARRAY(COMP_CPU("Hostless Speech DAI")),
	DAILINK_COMP_ARRAY(COMP_DUMMY()),
	DAILINK_COMP_ARRAY(COMP_EMPTY()));

SND_SOC_DAILINK_DEFS(primary_codec,
	DAILINK_COMP_ARRAY(COMP_CPU("ADDA")),
	DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "mt6351-snd-codec-aif1")),
	DAILINK_COMP_ARRAY(COMP_EMPTY()));

SND_SOC_DAILINK_DEFS(pcm1,
	DAILINK_COMP_ARRAY(COMP_CPU("PCM 1")),
	DAILINK_COMP_ARRAY(COMP_DUMMY()),
	DAILINK_COMP_ARRAY(COMP_EMPTY()));

SND_SOC_DAILINK_DEFS(pcm2,
	DAILINK_COMP_ARRAY(COMP_CPU("PCM 2")),
	DAILINK_COMP_ARRAY(COMP_DUMMY()),
	DAILINK_COMP_ARRAY(COMP_EMPTY()));

static struct snd_soc_dai_link mt6797_mt6351_dai_links[] = {
	/* FE */
	{
		.name = "Playback_1",
		.stream_name = "Playback_1",
		.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
			    SND_SOC_DPCM_TRIGGER_PRE},
		.dynamic = 1,
		.playback_only = 1,
		SND_SOC_DAILINK_REG(playback_1),
	},
	{
		.name = "Playback_2",
		.stream_name = "Playback_2",
		.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
			    SND_SOC_DPCM_TRIGGER_PRE},
		.dynamic = 1,
		.playback_only = 1,

Annotation

Implementation Notes