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1/* SPDX-License-Identifier: GPL-2.0 */2/*3 * CS42L43 CODEC driver internal data4 *5 * Copyright (C) 2022-2023 Cirrus Logic, Inc. and6 * Cirrus Logic International Semiconductor Ltd.7 */8 9#ifndef CS42L43_ASOC_INT_H10#define CS42L43_ASOC_INT_H11 12#include <linux/completion.h>13#include <linux/mutex.h>14#include <linux/types.h>15#include <linux/workqueue.h>16#include <sound/pcm.h>17 18#define CS42L43_INTERNAL_SYSCLK 2457600019#define CS42L43_DEFAULT_SLOTS 0x3F20 21#define CS42L43_PLL_TIMEOUT_MS 20022#define CS42L43_SPK_TIMEOUT_MS 10023#define CS42L43_HP_TIMEOUT_MS 200024#define CS42L43_LOAD_TIMEOUT_MS 100025 26#define CS42L43_HP_ILIMIT_BACKOFF_MS 100027#define CS42L43_HP_ILIMIT_DECAY_MS 30028#define CS42L43_HP_ILIMIT_MAX_COUNT 429 30#define CS42L43_ASP_MAX_CHANNELS 631#define CS42L43_N_EQ_COEFFS 1532 33#define CS42L43_N_BUTTONS 634 35struct clk;36struct device;37 38struct snd_soc_component;39struct snd_soc_jack;40 41struct cs42l43;42 43struct cs42l43_codec {44 struct device *dev;45 struct cs42l43 *core;46 struct snd_soc_component *component;47 48 struct clk *mclk;49 50 int n_slots;51 int slot_width;52 int tx_slots[CS42L43_ASP_MAX_CHANNELS];53 int rx_slots[CS42L43_ASP_MAX_CHANNELS];54 struct snd_pcm_hw_constraint_list constraint;55 56 u32 eq_coeffs[CS42L43_N_EQ_COEFFS];57 58 unsigned int refclk_src;59 unsigned int refclk_freq;60 struct completion pll_ready;61 62 unsigned int decim_cache[4];63 unsigned int adc_ena;64 unsigned int hp_ena;65 66 struct completion hp_startup;67 struct completion hp_shutdown;68 struct completion spkr_shutdown;69 struct completion spkl_shutdown;70 struct completion spkr_startup;71 struct completion spkl_startup;72 // Lock to ensure speaker VU updates don't clash73 struct mutex spk_vu_lock;74 75 // Lock for all jack detect operations76 struct mutex jack_lock;77 struct snd_soc_jack *jack_hp;78 79 bool use_ring_sense;80 unsigned int tip_debounce_ms;81 unsigned int bias_low;82 unsigned int bias_sense_ua;83 unsigned int bias_ramp_ms;84 unsigned int detect_us;85 unsigned int buttons[CS42L43_N_BUTTONS];86 87 struct delayed_work tip_sense_work;88 struct delayed_work bias_sense_timeout;89 struct delayed_work button_press_work;90 struct work_struct button_release_work;91 struct completion type_detect;92 struct completion load_detect;93 94 bool load_detect_running;95 bool button_detect_running;96 bool jack_present;97 int jack_override;98 99 struct work_struct hp_ilimit_work;100 struct delayed_work hp_ilimit_clear_work;101 bool hp_ilimited;102 int hp_ilimit_count;103 104 struct snd_kcontrol *kctl[5];105};106 107#if IS_REACHABLE(CONFIG_SND_SOC_CS42L43_SDW)108 109int cs42l43_sdw_add_peripheral(struct snd_pcm_substream *substream,110 struct snd_pcm_hw_params *params,111 struct snd_soc_dai *dai);112int cs42l43_sdw_remove_peripheral(struct snd_pcm_substream *substream,113 struct snd_soc_dai *dai);114int cs42l43_sdw_set_stream(struct snd_soc_dai *dai, void *sdw_stream, int direction);115 116#else117 118static inline int cs42l43_sdw_add_peripheral(struct snd_pcm_substream *substream,119 struct snd_pcm_hw_params *params,120 struct snd_soc_dai *dai)121{122 return -EINVAL;123}124 125#define cs42l43_sdw_remove_peripheral NULL126#define cs42l43_sdw_set_stream NULL127 128#endif129 130int cs42l43_set_jack(struct snd_soc_component *component,131 struct snd_soc_jack *jack, void *d);132void cs42l43_bias_sense_timeout(struct work_struct *work);133void cs42l43_tip_sense_work(struct work_struct *work);134void cs42l43_button_press_work(struct work_struct *work);135void cs42l43_button_release_work(struct work_struct *work);136irqreturn_t cs42l43_bias_detect_clamp(int irq, void *data);137irqreturn_t cs42l43_button_press(int irq, void *data);138irqreturn_t cs42l43_button_release(int irq, void *data);139irqreturn_t cs42l43_tip_sense(int irq, void *data);140int cs42l43_jack_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol);141int cs42l43_jack_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol);142 143extern const struct soc_enum cs42l43_jack_enum;144 145#endif /* CS42L43_ASOC_INT_H */146