linux/sound/soc/codecs/ad1836.c

// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 * Audio Codec driver supporting:
 *  AD1835A, AD1836, AD1837A, AD1838A, AD1839A
 *
 * Copyright 2009-2011 Analog Devices Inc.
 */

#include <linux/init.h>
#include <linux/slab.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/device.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/initval.h>
#include <sound/soc.h>
#include <sound/tlv.h>
#include <linux/spi/spi.h>
#include <linux/regmap.h>

#include "ad1836.h"

enum ad1836_type { … };

/* codec private data */
struct ad1836_priv { … };

/*
 * AD1836 volume/mute/de-emphasis etc. controls
 */
static const char *ad1836_deemp[] = …;

static SOC_ENUM_SINGLE_DECL(ad1836_deemp_enum,
			    AD1836_DAC_CTRL1, 8, ad1836_deemp);

#define AD1836_DAC_VOLUME(x) …

#define AD1836_DAC_SWITCH(x) …

#define AD1836_ADC_SWITCH(x) …

static const struct snd_kcontrol_new ad183x_dac_controls[] = …;

static const struct snd_soc_dapm_widget ad183x_dac_dapm_widgets[] = …;

static const struct snd_soc_dapm_route ad183x_dac_routes[] = …;

static const struct snd_kcontrol_new ad183x_adc_controls[] = …;

static const struct snd_soc_dapm_widget ad183x_adc_dapm_widgets[] = …;

static const struct snd_soc_dapm_route ad183x_adc_routes[] = …;

static const struct snd_kcontrol_new ad183x_controls[] = …;

static const struct snd_soc_dapm_widget ad183x_dapm_widgets[] = …;

static const struct snd_soc_dapm_route ad183x_dapm_routes[] = …;

static const DECLARE_TLV_DB_SCALE(ad1836_in_tlv, 0, 300, 0);

static const struct snd_kcontrol_new ad1836_controls[] = …;

/*
 * DAI ops entries
 */

static int ad1836_set_dai_fmt(struct snd_soc_dai *codec_dai,
		unsigned int fmt)
{ … }

static int ad1836_hw_params(struct snd_pcm_substream *substream,
		struct snd_pcm_hw_params *params,
		struct snd_soc_dai *dai)
{ … }

static const struct snd_soc_dai_ops ad1836_dai_ops = …;

#define AD183X_DAI(_name, num_dacs, num_adcs) …

static struct snd_soc_dai_driver ad183x_dais[] = …;

#ifdef CONFIG_PM
static int ad1836_suspend(struct snd_soc_component *component)
{ … }

static int ad1836_resume(struct snd_soc_component *component)
{ … }
#else
#define ad1836_suspend …
#define ad1836_resume …
#endif

static int ad1836_probe(struct snd_soc_component *component)
{ … }

/* power down chip */
static void ad1836_remove(struct snd_soc_component *component)
{ … }

static const struct snd_soc_component_driver soc_component_dev_ad1836 = …;

static const struct reg_default ad1836_reg_defaults[] = …;

static const struct regmap_config ad1836_regmap_config = …;

static int ad1836_spi_probe(struct spi_device *spi)
{ … }

static const struct spi_device_id ad1836_ids[] = …;
MODULE_DEVICE_TABLE(spi, ad1836_ids);

static struct spi_driver ad1836_spi_driver = …;

module_spi_driver(…) …;

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