linux/sound/soc/codecs/nau8315.c

// SPDX-License-Identifier: GPL-2.0-only
//
// nau8315.c  --  NAU8315 ALSA SoC Audio Amplifier Driver
//
// Copyright 2020 Nuvoton Technology Crop.
//
// Author: David Lin <[email protected]>
//
// Based on MAX98357A.c

#include <linux/acpi.h>
#include <linux/device.h>
#include <linux/err.h>
#include <linux/gpio.h>
#include <linux/gpio/consumer.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/platform_device.h>
#include <sound/pcm.h>
#include <sound/soc.h>
#include <sound/soc-dai.h>
#include <sound/soc-dapm.h>

struct nau8315_priv { … };

static int nau8315_daiops_trigger(struct snd_pcm_substream *substream,
		int cmd, struct snd_soc_dai *dai)
{ … }

static int nau8315_enpin_event(struct snd_soc_dapm_widget *w,
		struct snd_kcontrol *kcontrol, int event)
{ … }

static const struct snd_soc_dapm_widget nau8315_dapm_widgets[] = …;

static const struct snd_soc_dapm_route nau8315_dapm_routes[] = …;

static const struct snd_soc_component_driver nau8315_component_driver = …;

static const struct snd_soc_dai_ops nau8315_dai_ops = …;

#define NAU8315_RATES …
#define NAU8315_FORMATS …

static struct snd_soc_dai_driver nau8315_dai_driver = …;

static int nau8315_platform_probe(struct platform_device *pdev)
{ … }

#ifdef CONFIG_OF
static const struct of_device_id nau8315_device_id[] = …;
MODULE_DEVICE_TABLE(of, nau8315_device_id);
#endif

#ifdef CONFIG_ACPI
static const struct acpi_device_id nau8315_acpi_match[] = …;
MODULE_DEVICE_TABLE(acpi, nau8315_acpi_match);
#endif

static struct platform_driver nau8315_platform_driver = …;
module_platform_driver(…) …;

MODULE_DESCRIPTION(…) …;
MODULE_AUTHOR(…) …;
MODULE_LICENSE(…) …;