sound/soc/intel/common/soc-acpi-intel-rpl-match.c

Source file repositories/reference/linux-study-clean/sound/soc/intel/common/soc-acpi-intel-rpl-match.c

File Facts

System
Linux kernel
Corpus path
sound/soc/intel/common/soc-acpi-intel-rpl-match.c
Extension
.c
Size
13470 bytes
Lines
569
Domain
Driver Families
Bucket
sound/soc
Inferred role
Driver Families: exported/initcall integration point
Status
integration 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-only
/*
 * soc-apci-intel-rpl-match.c - tables and support for RPL ACPI enumeration.
 *
 * Copyright (c) 2022 Intel Corporation.
 */

#include <sound/soc-acpi.h>
#include <sound/soc-acpi-intel-match.h>
#include <sound/soc-acpi-intel-ssp-common.h>

static const struct snd_soc_acpi_endpoint single_endpoint = {
	.num = 0,
	.aggregated = 0,
	.group_position = 0,
	.group_id = 0,
};

static const struct snd_soc_acpi_endpoint spk_l_endpoint = {
	.num = 0,
	.aggregated = 1,
	.group_position = 0,
	.group_id = 1,
};

static const struct snd_soc_acpi_endpoint spk_r_endpoint = {
	.num = 0,
	.aggregated = 1,
	.group_position = 1,
	.group_id = 1,
};

static const struct snd_soc_acpi_endpoint cs42l43_endpoints[] = {
	{ /* Jack Playback Endpoint */
		.num = 0,
		.aggregated = 0,
		.group_position = 0,
		.group_id = 0,
	},
	{ /* DMIC Capture Endpoint */
		.num = 1,
		.aggregated = 0,
		.group_position = 0,
		.group_id = 0,
	},
	{ /* Jack Capture Endpoint */
		.num = 2,
		.aggregated = 0,
		.group_position = 0,
		.group_id = 0,
	},
	{ /* Speaker Playback Endpoint */
		.num = 3,
		.aggregated = 0,
		.group_position = 0,
		.group_id = 0,
	},
};

static const struct snd_soc_acpi_adr_device cs42l43_0_adr[] = {
	{
		.adr = 0x00003001FA424301ull,
		.num_endpoints = ARRAY_SIZE(cs42l43_endpoints),
		.endpoints = cs42l43_endpoints,
		.name_prefix = "cs42l43"
	}
};

static const struct snd_soc_acpi_adr_device rt711_0_adr[] = {
	{
		.adr = 0x000020025D071100ull,
		.num_endpoints = 1,
		.endpoints = &single_endpoint,
		.name_prefix = "rt711"
	}
};

static const struct snd_soc_acpi_link_adr rpl_rvp[] = {
	{
		.mask = BIT(0),
		.num_adr = ARRAY_SIZE(rt711_0_adr),
		.adr_d = rt711_0_adr,
	},
	{}
};

static const struct snd_soc_acpi_adr_device rt711_sdca_0_adr[] = {
	{
		.adr = 0x000030025D071101ull,
		.num_endpoints = 1,

Annotation

Implementation Notes