// SPDX-License-Identifier: GPL-2.0-or-later // // sma1303.c -- sma1303 ALSA SoC Audio driver // // Copyright 2023 Iron Device Corporation // // Auther: Gyuhwa Park <[email protected]> // Kiseok Jo <[email protected]> #include <linux/mod_devicetable.h> #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/kernel.h> #include <linux/init.h> #include <linux/delay.h> #include <linux/pm.h> #include <linux/i2c.h> #include <linux/regmap.h> #include <sound/core.h> #include <sound/pcm.h> #include <sound/pcm_params.h> #include <sound/soc.h> #include <sound/initval.h> #include <sound/tlv.h> #include <linux/slab.h> #include <asm/div64.h> #include "sma1303.h" #define CHECK_PERIOD_TIME … #define MAX_CONTROL_NAME … #define PLL_MATCH(_input_clk_name, _output_clk_name, _input_clk,\ _post_n, _n, _vco, _p_cp) … enum sma1303_type { … }; struct sma1303_pll_match { … }; struct sma1303_priv { … }; static struct sma1303_pll_match sma1303_pll_matches[] = …; static int sma1303_startup(struct snd_soc_component *); static int sma1303_shutdown(struct snd_soc_component *); static const struct reg_default sma1303_reg_def[] = …; static bool sma1303_readable_register(struct device *dev, unsigned int reg) { … } static bool sma1303_writeable_register(struct device *dev, unsigned int reg) { … } static bool sma1303_volatile_register(struct device *dev, unsigned int reg) { … } static const DECLARE_TLV_DB_SCALE(sma1303_spk_tlv, -6000, 50, 0); static int sma1303_regmap_write(struct sma1303_priv *sma1303, unsigned int reg, unsigned int val) { … } static int sma1303_regmap_update_bits(struct sma1303_priv *sma1303, unsigned int reg, unsigned int mask, unsigned int val, bool *change) { … } static int sma1303_regmap_read(struct sma1303_priv *sma1303, unsigned int reg, unsigned int *val) { … } static const char * const sma1303_aif_in_source_text[] = …; static const char * const sma1303_aif_out_source_text[] = …; static const char * const sma1303_tdm_slot_text[] = …; static const struct soc_enum sma1303_aif_in_source_enum = …; static const struct soc_enum sma1303_aif_out_source_enum = …; static const struct soc_enum sma1303_tdm_slot_enum = …; static int sma1303_force_mute_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int sma1303_force_mute_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int sma1303_postscaler_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int sma1303_postscaler_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int sma1303_tdm_slot_rx_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int sma1303_tdm_slot_rx_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int sma1303_tdm_slot_tx_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int sma1303_tdm_slot_tx_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int sma1303_startup(struct snd_soc_component *component) { … } static int sma1303_shutdown(struct snd_soc_component *component) { … } static int sma1303_aif_in_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static int sma1303_aif_out_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static int sma1303_sdo_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static int sma1303_post_scaler_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static int sma1303_power_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static const struct snd_kcontrol_new sma1303_aif_in_source_control = …; static const struct snd_kcontrol_new sma1303_aif_out_source_control = …; static const struct snd_kcontrol_new sma1303_sdo_control = …; static const struct snd_kcontrol_new sma1303_post_scaler_control = …; static const struct snd_kcontrol_new sma1303_enable_control = …; static const struct snd_kcontrol_new sma1303_snd_controls[] = …; static const struct snd_soc_dapm_widget sma1303_dapm_widgets[] = …; static const struct snd_soc_dapm_route sma1303_audio_map[] = …; static int sma1303_setup_pll(struct snd_soc_component *component, unsigned int bclk) { … } static int sma1303_dai_hw_params_amp(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) { … } static int sma1303_dai_set_sysclk_amp(struct snd_soc_dai *dai, int clk_id, unsigned int freq, int dir) { … } static int sma1303_dai_mute(struct snd_soc_dai *dai, int mute, int stream) { … } static int sma1303_dai_set_fmt_amp(struct snd_soc_dai *dai, unsigned int fmt) { … } static int sma1303_dai_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask, unsigned int rx_mask, int slots, int slot_width) { … } static const struct snd_soc_dai_ops sma1303_dai_ops_amp = …; #define SMA1303_RATES … #define SMA1303_FORMATS … static struct snd_soc_dai_driver sma1303_dai[] = …; static void sma1303_check_fault_worker(struct work_struct *work) { … } static int sma1303_probe(struct snd_soc_component *component) { … } static void sma1303_remove(struct snd_soc_component *component) { … } static const struct snd_soc_component_driver sma1303_component = …; static const struct regmap_config sma_i2c_regmap = …; static ssize_t check_fault_period_show(struct device *dev, struct device_attribute *devattr, char *buf) { … } static ssize_t check_fault_period_store(struct device *dev, struct device_attribute *devattr, const char *buf, size_t count) { … } static DEVICE_ATTR_RW(check_fault_period); static ssize_t check_fault_status_show(struct device *dev, struct device_attribute *devattr, char *buf) { … } static ssize_t check_fault_status_store(struct device *dev, struct device_attribute *devattr, const char *buf, size_t count) { … } static DEVICE_ATTR_RW(check_fault_status); static struct attribute *sma1303_attr[] = …; static struct attribute_group sma1303_attr_group = …; static int sma1303_i2c_probe(struct i2c_client *client) { … } static void sma1303_i2c_remove(struct i2c_client *client) { … } static const struct i2c_device_id sma1303_i2c_id[] = …; MODULE_DEVICE_TABLE(i2c, sma1303_i2c_id); static const struct of_device_id sma1303_of_match[] = …; MODULE_DEVICE_TABLE(of, sma1303_of_match); static struct i2c_driver sma1303_i2c_driver = …; module_i2c_driver(…) …; MODULE_DESCRIPTION(…) …; MODULE_AUTHOR(…) …; MODULE_AUTHOR(…) …; MODULE_LICENSE(…) …;
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