// SPDX-License-Identifier: GPL-2.0-only /* * rt298.c -- RT298 ALSA SoC audio codec driver * * Copyright 2015 Realtek Semiconductor Corp. * Author: Bard Liao <[email protected]> */ #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/init.h> #include <linux/delay.h> #include <linux/pm.h> #include <linux/i2c.h> #include <linux/platform_device.h> #include <linux/spi/spi.h> #include <linux/dmi.h> #include <linux/acpi.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 <sound/jack.h> #include <linux/workqueue.h> #include <sound/rt298.h> #include "rl6347a.h" #include "rt298.h" #define RT298_VENDOR_ID … struct rt298_priv { … }; static const struct reg_default rt298_index_def[] = …; #define INDEX_CACHE_SIZE … static const struct reg_default rt298_reg[] = …; static bool rt298_volatile_register(struct device *dev, unsigned int reg) { … } static bool rt298_readable_register(struct device *dev, unsigned int reg) { … } #ifdef CONFIG_PM static void rt298_index_sync(struct snd_soc_component *component) { … } #endif static int rt298_support_power_controls[] = …; #define RT298_POWER_REG_LEN … static int rt298_jack_detect(struct rt298_priv *rt298, bool *hp, bool *mic) { … } static void rt298_jack_detect_work(struct work_struct *work) { … } static int rt298_mic_detect(struct snd_soc_component *component, struct snd_soc_jack *jack, void *data) { … } static int is_mclk_mode(struct snd_soc_dapm_widget *source, struct snd_soc_dapm_widget *sink) { … } static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -6350, 50, 0); static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, 0, 1000, 0); static const struct snd_kcontrol_new rt298_snd_controls[] = …; /* Digital Mixer */ static const struct snd_kcontrol_new rt298_front_mix[] = …; /* Analog Input Mixer */ static const struct snd_kcontrol_new rt298_rec_mix[] = …; static const struct snd_kcontrol_new spo_enable_control = …; static const struct snd_kcontrol_new hpol_enable_control = …; static const struct snd_kcontrol_new hpor_enable_control = …; /* ADC0 source */ static const char * const rt298_adc_src[] = …; static const int rt298_adc_values[] = …; static SOC_VALUE_ENUM_SINGLE_DECL( rt298_adc0_enum, RT298_ADC0_MUX, RT298_ADC_SEL_SFT, RT298_ADC_SEL_MASK, rt298_adc_src, rt298_adc_values); static const struct snd_kcontrol_new rt298_adc0_mux = …; static SOC_VALUE_ENUM_SINGLE_DECL( rt298_adc1_enum, RT298_ADC1_MUX, RT298_ADC_SEL_SFT, RT298_ADC_SEL_MASK, rt298_adc_src, rt298_adc_values); static const struct snd_kcontrol_new rt298_adc1_mux = …; static const char * const rt298_dac_src[] = …; /* HP-OUT source */ static SOC_ENUM_SINGLE_DECL(rt298_hpo_enum, RT298_HPO_MUX, 0, rt298_dac_src); static const struct snd_kcontrol_new rt298_hpo_mux = …; /* SPK-OUT source */ static SOC_ENUM_SINGLE_DECL(rt298_spo_enum, RT298_SPK_MUX, 0, rt298_dac_src); static const struct snd_kcontrol_new rt298_spo_mux = …; static int rt298_spk_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static int rt298_set_dmic1_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static int rt298_adc_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static int rt298_mic1_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static const struct snd_soc_dapm_widget rt298_dapm_widgets[] = …; static const struct snd_soc_dapm_route rt298_dapm_routes[] = …; static int rt298_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) { … } static int rt298_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt) { … } static int rt298_set_dai_sysclk(struct snd_soc_dai *dai, int clk_id, unsigned int freq, int dir) { … } static int rt298_set_bclk_ratio(struct snd_soc_dai *dai, unsigned int ratio) { … } static int rt298_set_bias_level(struct snd_soc_component *component, enum snd_soc_bias_level level) { … } static irqreturn_t rt298_irq(int irq, void *data) { … } static int rt298_probe(struct snd_soc_component *component) { … } static void rt298_remove(struct snd_soc_component *component) { … } #ifdef CONFIG_PM static int rt298_suspend(struct snd_soc_component *component) { … } static int rt298_resume(struct snd_soc_component *component) { … } #else #define rt298_suspend … #define rt298_resume … #endif #define RT298_STEREO_RATES … #define RT298_FORMATS … static const struct snd_soc_dai_ops rt298_aif_dai_ops = …; static struct snd_soc_dai_driver rt298_dai[] = …; static const struct snd_soc_component_driver soc_component_dev_rt298 = …; static const struct regmap_config rt298_regmap = …; static const struct i2c_device_id rt298_i2c_id[] = …; MODULE_DEVICE_TABLE(i2c, rt298_i2c_id); #ifdef CONFIG_ACPI static const struct acpi_device_id rt298_acpi_match[] = …; MODULE_DEVICE_TABLE(acpi, rt298_acpi_match); #endif static const struct dmi_system_id force_combo_jack_table[] = …; static int rt298_i2c_probe(struct i2c_client *i2c) { … } static void rt298_i2c_remove(struct i2c_client *i2c) { … } static struct i2c_driver rt298_i2c_driver = …; module_i2c_driver(…) …; MODULE_DESCRIPTION(…) …; MODULE_AUTHOR(…) …; MODULE_LICENSE(…) …;
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