linux/sound/soc/codecs/rt1019.c

// SPDX-License-Identifier: GPL-2.0-only
//
// rt1019.c  --  RT1019 ALSA SoC audio amplifier driver
// Author: Jack Yu <[email protected]>
//
// Copyright(c) 2021 Realtek Semiconductor Corp.
//
//

#include <linux/acpi.h>
#include <linux/fs.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/pm.h>
#include <linux/regmap.h>
#include <linux/i2c.h>
#include <linux/platform_device.h>
#include <linux/firmware.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <sound/soc-dapm.h>
#include <sound/initval.h>
#include <sound/tlv.h>

#include "rl6231.h"
#include "rt1019.h"

static const struct reg_default rt1019_reg[] = …;

static bool rt1019_volatile_register(struct device *dev, unsigned int reg)
{ … }

static bool rt1019_readable_register(struct device *dev, unsigned int reg)
{ … }

static const DECLARE_TLV_DB_SCALE(dac_vol_tlv, -9525, 75, 0);

static const char * const rt1019_din_source_select[] = …;

static SOC_ENUM_SINGLE_DECL(rt1019_mono_lr_sel, RT1019_IDS_CTRL, 0,
	rt1019_din_source_select);

static const struct snd_kcontrol_new rt1019_snd_controls[] = …;

static int r1019_dac_event(struct snd_soc_dapm_widget *w,
	struct snd_kcontrol *kcontrol, int event)
{ … }

static const struct snd_soc_dapm_widget rt1019_dapm_widgets[] = …;

static const struct snd_soc_dapm_route rt1019_dapm_routes[] = …;

static int rt1019_hw_params(struct snd_pcm_substream *substream,
	struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
{ … }

static int rt1019_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
{ … }

static int rt1019_set_dai_sysclk(struct snd_soc_dai *dai,
		int clk_id, unsigned int freq, int dir)
{ … }

static int rt1019_set_dai_pll(struct snd_soc_dai *dai, int pll_id, int source,
			unsigned int freq_in, unsigned int freq_out)
{ … }

static int rt1019_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask,
			unsigned int rx_mask, int slots, int slot_width)
{ … }

static int rt1019_probe(struct snd_soc_component *component)
{ … }

#define RT1019_STEREO_RATES …
#define RT1019_FORMATS …

static const struct snd_soc_dai_ops rt1019_aif_dai_ops = …;

static struct snd_soc_dai_driver rt1019_dai[] = …;

static const struct snd_soc_component_driver soc_component_dev_rt1019 = …;

static const struct regmap_config rt1019_regmap = …;

static const struct i2c_device_id rt1019_i2c_id[] = …;
MODULE_DEVICE_TABLE(i2c, rt1019_i2c_id);

static const struct of_device_id rt1019_of_match[] __maybe_unused = …;
MODULE_DEVICE_TABLE(of, rt1019_of_match);

#ifdef CONFIG_ACPI
static const struct acpi_device_id rt1019_acpi_match[] = …;
MODULE_DEVICE_TABLE(acpi, rt1019_acpi_match);
#endif

static int rt1019_i2c_probe(struct i2c_client *i2c)
{ … }

static struct i2c_driver rt1019_i2c_driver = …;
module_i2c_driver(…) …;

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