// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2018-2021, The Linux Foundation. All rights reserved. * Copyright (c) 2022-2023, Qualcomm Innovation Center, Inc. All rights reserved. * Copyright (c) 2023, Linaro Limited */ #include <linux/module.h> #include <linux/slab.h> #include <linux/platform_device.h> #include <linux/device.h> #include <linux/delay.h> #include <linux/gpio/consumer.h> #include <linux/kernel.h> #include <linux/pm_runtime.h> #include <linux/component.h> #include <sound/tlv.h> #include <linux/of_gpio.h> #include <linux/of_graph.h> #include <linux/of.h> #include <sound/jack.h> #include <sound/pcm.h> #include <sound/pcm_params.h> #include <linux/regmap.h> #include <sound/soc.h> #include <sound/soc-dapm.h> #include <linux/regulator/consumer.h> #include <linux/usb/typec_mux.h> #include <linux/usb/typec_altmode.h> #include "wcd-clsh-v2.h" #include "wcd-mbhc-v2.h" #include "wcd939x.h" #define WCD939X_MAX_MICBIAS … #define WCD939X_MAX_SUPPLY … #define WCD939X_MBHC_MAX_BUTTONS … #define TX_ADC_MAX … #define WCD_MBHC_HS_V_MAX … enum { … }; #define WCD939X_RATES_MASK … /* Fractional Rates */ #define WCD939X_FRAC_RATES_MASK … #define WCD939X_FORMATS … /* Convert from vout ctl to micbias voltage in mV */ #define WCD_VOUT_CTL_TO_MICB(v) … #define SWR_CLK_RATE_0P6MHZ … #define SWR_CLK_RATE_1P2MHZ … #define SWR_CLK_RATE_2P4MHZ … #define SWR_CLK_RATE_4P8MHZ … #define SWR_CLK_RATE_9P6MHZ … #define SWR_CLK_RATE_11P2896MHZ … #define ADC_MODE_VAL_HIFI … #define ADC_MODE_VAL_LO_HIF … #define ADC_MODE_VAL_NORMAL … #define ADC_MODE_VAL_LP … #define ADC_MODE_VAL_ULP1 … #define ADC_MODE_VAL_ULP2 … /* Z value defined in milliohm */ #define WCD939X_ZDET_VAL_32 … #define WCD939X_ZDET_VAL_400 … #define WCD939X_ZDET_VAL_1200 … #define WCD939X_ZDET_VAL_100K … /* Z floating defined in ohms */ #define WCD939X_ZDET_FLOATING_IMPEDANCE … #define WCD939X_ZDET_NUM_MEASUREMENTS … #define WCD939X_MBHC_GET_C1(c) … #define WCD939X_MBHC_GET_X1(x) … /* Z value compared in milliOhm */ #define WCD939X_ANA_MBHC_ZDET_CONST … enum { … }; enum { … }; enum { … }; enum { … }; enum { … }; enum { … }; static u8 tx_mode_bit[] = …; struct zdet_param { … }; struct wcd939x_priv { … }; static const SNDRV_CTL_TLVD_DECLARE_DB_MINMAX(ear_pa_gain, 600, -1800); static const DECLARE_TLV_DB_SCALE(line_gain, 0, 7, 1); static const DECLARE_TLV_DB_SCALE(analog_gain, 0, 25, 1); static const struct wcd_mbhc_field wcd_mbhc_fields[WCD_MBHC_REG_FUNC_MAX] = …; static const struct regmap_irq wcd939x_irqs[WCD939X_NUM_IRQS] = …; static const struct regmap_irq_chip wcd939x_regmap_irq_chip = …; static int wcd939x_get_clk_rate(int mode) { … } static int wcd939x_set_swr_clk_rate(struct snd_soc_component *component, int rate, int bank) { … } static int wcd939x_io_init(struct snd_soc_component *component) { … } static int wcd939x_sdw_connect_port(const struct wcd939x_sdw_ch_info *ch_info, struct sdw_port_config *port_config, u8 enable) { … } static int wcd939x_connect_port(struct wcd939x_sdw_priv *wcd, u8 port_num, u8 ch_id, u8 enable) { … } static int wcd939x_codec_enable_rxclk(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static int wcd939x_codec_hphl_dac_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static int wcd939x_codec_hphr_dac_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static int wcd939x_codec_ear_dac_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static int wcd939x_codec_enable_hphr_pa(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static int wcd939x_codec_enable_hphl_pa(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static int wcd939x_codec_enable_ear_pa(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } /* TX Controls */ static int wcd939x_codec_enable_dmic(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static int wcd939x_tx_swr_ctrl(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static int wcd939x_get_adc_mode(int val) { … } static int wcd939x_codec_enable_adc(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static void wcd939x_tx_channel_config(struct snd_soc_component *component, int channel, bool init) { … } static int wcd939x_adc_enable_req(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static int wcd939x_micbias_control(struct snd_soc_component *component, int micb_num, int req, bool is_dapm) { … } static int wcd939x_codec_enable_micbias(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static int wcd939x_codec_enable_micbias_pullup(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static int wcd939x_tx_mode_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int wcd939x_tx_mode_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } /* RX Controls */ static int wcd939x_rx_hph_mode_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int wcd939x_rx_hph_mode_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int wcd939x_get_compander(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int wcd939x_set_compander(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int wcd939x_ldoh_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int wcd939x_ldoh_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static const char * const tx_mode_mux_text_wcd9390[] = …; static const struct soc_enum tx0_mode_mux_enum_wcd9390 = …; static const struct soc_enum tx1_mode_mux_enum_wcd9390 = …; static const struct soc_enum tx2_mode_mux_enum_wcd9390 = …; static const struct soc_enum tx3_mode_mux_enum_wcd9390 = …; static const char * const tx_mode_mux_text[] = …; static const struct soc_enum tx0_mode_mux_enum = …; static const struct soc_enum tx1_mode_mux_enum = …; static const struct soc_enum tx2_mode_mux_enum = …; static const struct soc_enum tx3_mode_mux_enum = …; static const char * const rx_hph_mode_mux_text_wcd9390[] = …; static const struct soc_enum rx_hph_mode_mux_enum_wcd9390 = …; static const char * const rx_hph_mode_mux_text[] = …; static const struct soc_enum rx_hph_mode_mux_enum = …; static const struct snd_kcontrol_new wcd9390_snd_controls[] = …; static const struct snd_kcontrol_new wcd9395_snd_controls[] = …; static const struct snd_kcontrol_new adc1_switch[] = …; static const struct snd_kcontrol_new adc2_switch[] = …; static const struct snd_kcontrol_new adc3_switch[] = …; static const struct snd_kcontrol_new adc4_switch[] = …; static const struct snd_kcontrol_new dmic1_switch[] = …; static const struct snd_kcontrol_new dmic2_switch[] = …; static const struct snd_kcontrol_new dmic3_switch[] = …; static const struct snd_kcontrol_new dmic4_switch[] = …; static const struct snd_kcontrol_new dmic5_switch[] = …; static const struct snd_kcontrol_new dmic6_switch[] = …; static const struct snd_kcontrol_new dmic7_switch[] = …; static const struct snd_kcontrol_new dmic8_switch[] = …; static const struct snd_kcontrol_new ear_rdac_switch[] = …; static const struct snd_kcontrol_new hphl_rdac_switch[] = …; static const struct snd_kcontrol_new hphr_rdac_switch[] = …; static const char * const adc1_mux_text[] = …; static const struct soc_enum adc1_enum = …; static const struct snd_kcontrol_new tx_adc1_mux = …; static const char * const adc2_mux_text[] = …; static const struct soc_enum adc2_enum = …; static const struct snd_kcontrol_new tx_adc2_mux = …; static const char * const adc3_mux_text[] = …; static const struct soc_enum adc3_enum = …; static const struct snd_kcontrol_new tx_adc3_mux = …; static const char * const adc4_mux_text[] = …; static const struct soc_enum adc4_enum = …; static const struct snd_kcontrol_new tx_adc4_mux = …; static const char * const rdac3_mux_text[] = …; static const struct soc_enum rdac3_enum = …; static const struct snd_kcontrol_new rx_rdac3_mux = …; static int wcd939x_get_swr_port(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static const char *version_to_str(u32 version) { … } static int wcd939x_set_swr_port(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } /* MBHC Related */ static void wcd939x_mbhc_clk_setup(struct snd_soc_component *component, bool enable) { … } static void wcd939x_mbhc_mbhc_bias_control(struct snd_soc_component *component, bool enable) { … } static void wcd939x_mbhc_program_btn_thr(struct snd_soc_component *component, int *btn_low, int *btn_high, int num_btn, bool is_micbias) { … } static bool wcd939x_mbhc_micb_en_status(struct snd_soc_component *component, int micb_num) { … } static void wcd939x_mbhc_hph_l_pull_up_control(struct snd_soc_component *component, int pull_up_cur) { … } static int wcd939x_mbhc_request_micbias(struct snd_soc_component *component, int micb_num, int req) { … } static void wcd939x_mbhc_micb_ramp_control(struct snd_soc_component *component, bool enable) { … } static int wcd939x_get_micb_vout_ctl_val(u32 micb_mv) { … } static int wcd939x_mbhc_micb_adjust_voltage(struct snd_soc_component *component, int req_volt, int micb_num) { … } static int wcd939x_mbhc_micb_ctrl_threshold_mic(struct snd_soc_component *component, int micb_num, bool req_en) { … } /* Selected by WCD939X_MBHC_GET_C1() */ static const s16 wcd939x_wcd_mbhc_d1_a[4] = …; /* Selected by zdet_param.noff */ static const int wcd939x_mbhc_mincode_param[] = …; static const struct zdet_param wcd939x_mbhc_zdet_param = …; static void wcd939x_mbhc_get_result_params(struct snd_soc_component *component, int32_t *zdet) { … } static void wcd939x_mbhc_zdet_ramp(struct snd_soc_component *component, s32 *zl, int32_t *zr) { … } static void wcd939x_wcd_mbhc_qfuse_cal(struct snd_soc_component *component, s32 *z_val, int flag_l_r) { … } static void wcd939x_wcd_mbhc_calc_impedance(struct snd_soc_component *component, u32 *zl, uint32_t *zr) { … } static void wcd939x_mbhc_gnd_det_ctrl(struct snd_soc_component *component, bool enable) { … } static void wcd939x_mbhc_hph_pull_down_ctrl(struct snd_soc_component *component, bool enable) { … } static void wcd939x_mbhc_moisture_config(struct snd_soc_component *component) { … } static void wcd939x_mbhc_moisture_detect_en(struct snd_soc_component *component, bool enable) { … } static bool wcd939x_mbhc_get_moisture_status(struct snd_soc_component *component) { … } static void wcd939x_mbhc_moisture_polling_ctrl(struct snd_soc_component *component, bool enable) { … } static const struct wcd_mbhc_cb mbhc_cb = …; static int wcd939x_get_hph_type(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int wcd939x_hph_impedance_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static const struct snd_kcontrol_new hph_type_detect_controls[] = …; static const struct snd_kcontrol_new impedance_detect_controls[] = …; static int wcd939x_mbhc_init(struct snd_soc_component *component) { … } static void wcd939x_mbhc_deinit(struct snd_soc_component *component) { … } /* END MBHC */ static const struct snd_kcontrol_new wcd939x_snd_controls[] = …; static const struct snd_soc_dapm_widget wcd939x_dapm_widgets[] = …; static const struct snd_soc_dapm_route wcd939x_audio_map[] = …; static int wcd939x_set_micbias_data(struct wcd939x_priv *wcd939x) { … } static irqreturn_t wcd939x_wd_handle_irq(int irq, void *data) { … } /* * Setup a virtual interrupt domain to hook regmap_irq * The root domain will have a single interrupt which mapping * will trigger the regmap_irq handler. * * root: * wcd_irq_chip * [0] wcd939x_regmap_irq_chip * [0] MBHC_BUTTON_PRESS_DET * [1] MBHC_BUTTON_RELEASE_DET * ... * [16] HPHR_SURGE_DET_INT * * Interrupt trigger: * soundwire_interrupt_callback() * \-handle_nested_irq(0) * \- regmap_irq_thread() * \- handle_nested_irq(i) */ static const struct irq_chip wcd_irq_chip = …; static int wcd_irq_chip_map(struct irq_domain *irqd, unsigned int virq, irq_hw_number_t hw) { … } static const struct irq_domain_ops wcd_domain_ops = …; static int wcd939x_irq_init(struct wcd939x_priv *wcd, struct device *dev) { … } static int wcd939x_soc_codec_probe(struct snd_soc_component *component) { … } static void wcd939x_soc_codec_remove(struct snd_soc_component *component) { … } static int wcd939x_codec_set_jack(struct snd_soc_component *comp, struct snd_soc_jack *jack, void *data) { … } static const struct snd_soc_component_driver soc_codec_dev_wcd939x = …; #if IS_ENABLED(CONFIG_TYPEC) /* Get USB-C plug orientation to provide swap event for MBHC */ static int wcd939x_typec_switch_set(struct typec_switch_dev *sw, enum typec_orientation orientation) { … } static int wcd939x_typec_mux_set(struct typec_mux_dev *mux, struct typec_mux_state *state) { … } #endif /* CONFIG_TYPEC */ static void wcd939x_dt_parse_micbias_info(struct device *dev, struct wcd939x_priv *wcd) { … } #if IS_ENABLED(CONFIG_TYPEC) static bool wcd939x_swap_gnd_mic(struct snd_soc_component *component, bool active) { … } #endif /* CONFIG_TYPEC */ static int wcd939x_populate_dt_data(struct wcd939x_priv *wcd939x, struct device *dev) { … } static int wcd939x_reset(struct wcd939x_priv *wcd939x) { … } static int wcd939x_codec_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) { … } static int wcd939x_codec_free(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) { … } static int wcd939x_codec_set_sdw_stream(struct snd_soc_dai *dai, void *stream, int direction) { … } static const struct snd_soc_dai_ops wcd939x_sdw_dai_ops = …; static struct snd_soc_dai_driver wcd939x_dais[] = …; static int wcd939x_bind(struct device *dev) { … } static void wcd939x_unbind(struct device *dev) { … } static const struct component_master_ops wcd939x_comp_ops = …; static void __maybe_unused wcd939x_typec_mux_unregister(void *data) { … } static void __maybe_unused wcd939x_typec_switch_unregister(void *data) { … } static int wcd939x_add_typec(struct wcd939x_priv *wcd939x, struct device *dev) { … } static int wcd939x_add_slave_components(struct wcd939x_priv *wcd939x, struct device *dev, struct component_match **matchptr) { … } static int wcd939x_probe(struct platform_device *pdev) { … } static void wcd939x_remove(struct platform_device *pdev) { … } #if defined(CONFIG_OF) static const struct of_device_id wcd939x_dt_match[] = …; MODULE_DEVICE_TABLE(of, wcd939x_dt_match); #endif static struct platform_driver wcd939x_codec_driver = …; module_platform_driver(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …;
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