linux/sound/soc/intel/boards/bytcht_es8316.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 *  bytcht_es8316.c - ASoc Machine driver for Intel Baytrail/Cherrytrail
 *                    platforms with Everest ES8316 SoC
 *
 *  Copyright (C) 2017 Endless Mobile, Inc.
 *  Authors: David Yang <[email protected]>,
 *           Daniel Drake <[email protected]>
 *
 *  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 *
 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 */
#include <linux/acpi.h>
#include <linux/clk.h>
#include <linux/device.h>
#include <linux/dmi.h>
#include <linux/gpio/consumer.h>
#include <linux/i2c.h>
#include <linux/init.h>
#include <linux/input.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
#include <sound/jack.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <sound/soc-acpi.h>
#include "../../codecs/es83xx-dsm-common.h"
#include "../atom/sst-atom-controls.h"
#include "../common/soc-intel-quirks.h"

/* jd-inv + terminating entry */
#define MAX_NO_PROPS …

struct byt_cht_es8316_private { … };

enum { … };

#define BYT_CHT_ES8316_MAP(quirk) …
#define BYT_CHT_ES8316_SSP0 …
#define BYT_CHT_ES8316_MONO_SPEAKER …
#define BYT_CHT_ES8316_JD_INVERTED …

static unsigned long quirk;

static int quirk_override = …;
module_param_named(quirk, quirk_override, int, 0444);
MODULE_PARM_DESC(…) …;

static void log_quirks(struct device *dev)
{ … }

static int byt_cht_es8316_speaker_power_event(struct snd_soc_dapm_widget *w,
	struct snd_kcontrol *kcontrol, int event)
{ … }

static const struct snd_soc_dapm_widget byt_cht_es8316_widgets[] = …;

static const struct snd_soc_dapm_route byt_cht_es8316_audio_map[] = …;

static const struct snd_soc_dapm_route byt_cht_es8316_intmic_in1_map[] = …;

static const struct snd_soc_dapm_route byt_cht_es8316_intmic_in2_map[] = …;

static const struct snd_soc_dapm_route byt_cht_es8316_ssp0_map[] = …;

static const struct snd_soc_dapm_route byt_cht_es8316_ssp2_map[] = …;

static const struct snd_kcontrol_new byt_cht_es8316_controls[] = …;

static struct snd_soc_jack_pin byt_cht_es8316_jack_pins[] = …;

static int byt_cht_es8316_init(struct snd_soc_pcm_runtime *runtime)
{ … }

static int byt_cht_es8316_codec_fixup(struct snd_soc_pcm_runtime *rtd,
			    struct snd_pcm_hw_params *params)
{ … }

static int byt_cht_es8316_aif1_startup(struct snd_pcm_substream *substream)
{ … }

static const struct snd_soc_ops byt_cht_es8316_aif1_ops = …;

SND_SOC_DAILINK_DEF(dummy,
	DAILINK_COMP_ARRAY(COMP_DUMMY()));

SND_SOC_DAILINK_DEF(media,
	DAILINK_COMP_ARRAY(COMP_CPU("media-cpu-dai")));

SND_SOC_DAILINK_DEF(deepbuffer,
	DAILINK_COMP_ARRAY(COMP_CPU("deepbuffer-cpu-dai")));

SND_SOC_DAILINK_DEF(ssp2_port,
	DAILINK_COMP_ARRAY(COMP_CPU("ssp2-port")));
SND_SOC_DAILINK_DEF(ssp2_codec,
	DAILINK_COMP_ARRAY(COMP_CODEC("i2c-ESSX8316:00", "ES8316 HiFi")));

SND_SOC_DAILINK_DEF(platform,
	DAILINK_COMP_ARRAY(COMP_PLATFORM("sst-mfld-platform")));

static struct snd_soc_dai_link byt_cht_es8316_dais[] = …;


/* SoC card */
static char codec_name[SND_ACPI_I2C_ID_LEN];
#if !IS_ENABLED(CONFIG_SND_SOC_INTEL_USER_FRIENDLY_LONG_NAMES)
static char long_name[50]; /* = "bytcht-es8316-*-spk-*-mic" */
#endif
static char components_string[32]; /* = "cfg-spk:* cfg-mic:* */

static int byt_cht_es8316_suspend(struct snd_soc_card *card)
{ … }

static int byt_cht_es8316_resume(struct snd_soc_card *card)
{ … }

/* use space before codec name to simplify card ID, and simplify driver name */
#define SOF_CARD_NAME …
#define SOF_DRIVER_NAME …

#define CARD_NAME …
#define DRIVER_NAME …

static struct snd_soc_card byt_cht_es8316_card = …;

static const struct acpi_gpio_params first_gpio = …;

static const struct acpi_gpio_mapping byt_cht_es8316_gpios[] = …;

/* Please keep this list alphabetically sorted */
static const struct dmi_system_id byt_cht_es8316_quirk_table[] = …;

static int byt_cht_es8316_get_quirks_from_dsm(struct byt_cht_es8316_private *priv,
					      bool is_bytcr)
{ … }

static int snd_byt_cht_es8316_mc_probe(struct platform_device *pdev)
{ … }

static void snd_byt_cht_es8316_mc_remove(struct platform_device *pdev)
{ … }

static struct platform_driver snd_byt_cht_es8316_mc_driver = …;

module_platform_driver(…) …;
MODULE_DESCRIPTION(…) …;
MODULE_AUTHOR(…) …;
MODULE_LICENSE(…) …;
MODULE_ALIAS(…) …;