// SPDX-License-Identifier: GPL-2.0-only // // Driver for Cirrus Logic CS35L56 smart amp // // Copyright (C) 2023 Cirrus Logic, Inc. and // Cirrus Logic International Semiconductor Ltd. #include <linux/acpi.h> #include <linux/array_size.h> #include <linux/completion.h> #include <linux/debugfs.h> #include <linux/delay.h> #include <linux/err.h> #include <linux/gpio/consumer.h> #include <linux/interrupt.h> #include <linux/math.h> #include <linux/module.h> #include <linux/pm.h> #include <linux/pm_runtime.h> #include <linux/property.h> #include <linux/regmap.h> #include <linux/regulator/consumer.h> #include <linux/slab.h> #include <linux/soundwire/sdw.h> #include <linux/types.h> #include <linux/workqueue.h> #include <sound/cs-amp-lib.h> #include <sound/pcm.h> #include <sound/pcm_params.h> #include <sound/soc.h> #include <sound/soc-dapm.h> #include <sound/tlv.h> #include "wm_adsp.h" #include "cs35l56.h" static int cs35l56_dsp_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event); static void cs35l56_wait_dsp_ready(struct cs35l56_private *cs35l56) { … } static int cs35l56_dspwait_get_volsw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static int cs35l56_dspwait_put_volsw(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { … } static DECLARE_TLV_DB_SCALE(vol_tlv, -10000, 25, 0); static const struct snd_kcontrol_new cs35l56_controls[] = …; static SOC_VALUE_ENUM_SINGLE_DECL(cs35l56_asp1tx1_enum, CS35L56_ASP1TX1_INPUT, 0, CS35L56_ASP_TXn_SRC_MASK, cs35l56_tx_input_texts, cs35l56_tx_input_values); static const struct snd_kcontrol_new asp1_tx1_mux = …; static SOC_VALUE_ENUM_SINGLE_DECL(cs35l56_asp1tx2_enum, CS35L56_ASP1TX2_INPUT, 0, CS35L56_ASP_TXn_SRC_MASK, cs35l56_tx_input_texts, cs35l56_tx_input_values); static const struct snd_kcontrol_new asp1_tx2_mux = …; static SOC_VALUE_ENUM_SINGLE_DECL(cs35l56_asp1tx3_enum, CS35L56_ASP1TX3_INPUT, 0, CS35L56_ASP_TXn_SRC_MASK, cs35l56_tx_input_texts, cs35l56_tx_input_values); static const struct snd_kcontrol_new asp1_tx3_mux = …; static SOC_VALUE_ENUM_SINGLE_DECL(cs35l56_asp1tx4_enum, CS35L56_ASP1TX4_INPUT, 0, CS35L56_ASP_TXn_SRC_MASK, cs35l56_tx_input_texts, cs35l56_tx_input_values); static const struct snd_kcontrol_new asp1_tx4_mux = …; static SOC_VALUE_ENUM_SINGLE_DECL(cs35l56_sdw1tx1_enum, CS35L56_SWIRE_DP3_CH1_INPUT, 0, CS35L56_SWIRETXn_SRC_MASK, cs35l56_tx_input_texts, cs35l56_tx_input_values); static const struct snd_kcontrol_new sdw1_tx1_mux = …; static SOC_VALUE_ENUM_SINGLE_DECL(cs35l56_sdw1tx2_enum, CS35L56_SWIRE_DP3_CH2_INPUT, 0, CS35L56_SWIRETXn_SRC_MASK, cs35l56_tx_input_texts, cs35l56_tx_input_values); static const struct snd_kcontrol_new sdw1_tx2_mux = …; static SOC_VALUE_ENUM_SINGLE_DECL(cs35l56_sdw1tx3_enum, CS35L56_SWIRE_DP3_CH3_INPUT, 0, CS35L56_SWIRETXn_SRC_MASK, cs35l56_tx_input_texts, cs35l56_tx_input_values); static const struct snd_kcontrol_new sdw1_tx3_mux = …; static SOC_VALUE_ENUM_SINGLE_DECL(cs35l56_sdw1tx4_enum, CS35L56_SWIRE_DP3_CH4_INPUT, 0, CS35L56_SWIRETXn_SRC_MASK, cs35l56_tx_input_texts, cs35l56_tx_input_values); static const struct snd_kcontrol_new sdw1_tx4_mux = …; static int cs35l56_play_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static const struct snd_soc_dapm_widget cs35l56_dapm_widgets[] = …; #define CS35L56_SRC_ROUTE(name) … static const struct snd_soc_dapm_route cs35l56_audio_map[] = …; static int cs35l56_dsp_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static int cs35l56_asp_dai_set_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) { … } static unsigned int cs35l56_make_tdm_config_word(unsigned int reg_val, unsigned long mask) { … } static int cs35l56_asp_dai_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask, unsigned int rx_mask, int slots, int slot_width) { … } static int cs35l56_asp_dai_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) { … } static int cs35l56_asp_dai_set_sysclk(struct snd_soc_dai *dai, int clk_id, unsigned int freq, int dir) { … } static const struct snd_soc_dai_ops cs35l56_ops = …; static void cs35l56_sdw_dai_shutdown(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) { … } static int cs35l56_sdw_dai_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask, unsigned int rx_mask, int slots, int slot_width) { … } static int cs35l56_sdw_dai_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) { … } static int cs35l56_sdw_dai_hw_free(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) { … } static int cs35l56_sdw_dai_set_stream(struct snd_soc_dai *dai, void *sdw_stream, int direction) { … } static const struct snd_soc_dai_ops cs35l56_sdw_dai_ops = …; static struct snd_soc_dai_driver cs35l56_dai[] = …; static int cs35l56_write_cal(struct cs35l56_private *cs35l56) { … } static void cs35l56_reinit_patch(struct cs35l56_private *cs35l56) { … } static void cs35l56_patch(struct cs35l56_private *cs35l56, bool firmware_missing) { … } static void cs35l56_dsp_work(struct work_struct *work) { … } static int cs35l56_component_probe(struct snd_soc_component *component) { … } static void cs35l56_component_remove(struct snd_soc_component *component) { … } static int cs35l56_set_bias_level(struct snd_soc_component *component, enum snd_soc_bias_level level) { … } static const struct snd_soc_component_driver soc_component_dev_cs35l56 = …; static int __maybe_unused cs35l56_runtime_suspend_i2c_spi(struct device *dev) { … } static int __maybe_unused cs35l56_runtime_resume_i2c_spi(struct device *dev) { … } int cs35l56_system_suspend(struct device *dev) { … } EXPORT_SYMBOL_GPL(…); int cs35l56_system_suspend_late(struct device *dev) { … } EXPORT_SYMBOL_GPL(…); int cs35l56_system_suspend_no_irq(struct device *dev) { … } EXPORT_SYMBOL_GPL(…); int cs35l56_system_resume_no_irq(struct device *dev) { … } EXPORT_SYMBOL_GPL(…); int cs35l56_system_resume_early(struct device *dev) { … } EXPORT_SYMBOL_GPL(…); int cs35l56_system_resume(struct device *dev) { … } EXPORT_SYMBOL_GPL(…); static int cs35l56_control_add_nop(struct wm_adsp *dsp, struct cs_dsp_coeff_ctl *cs_ctl) { … } static int cs35l56_dsp_init(struct cs35l56_private *cs35l56) { … } static int cs35l56_get_firmware_uid(struct cs35l56_private *cs35l56) { … } /* * Some SoundWire laptops have a spk-id-gpios property but it points to * the wrong ACPI Device node so can't be used to get the GPIO. Try to * find the SDCA node containing the GpioIo resource and add a GPIO * mapping to it. */ static const struct acpi_gpio_params cs35l56_af01_first_gpio = …; static const struct acpi_gpio_mapping cs35l56_af01_spkid_gpios_mapping[] = …; static void cs35l56_acpi_dev_release_driver_gpios(void *adev) { … } static int cs35l56_try_get_broken_sdca_spkid_gpio(struct cs35l56_private *cs35l56) { … } int cs35l56_common_probe(struct cs35l56_private *cs35l56) { … } EXPORT_SYMBOL_NS_GPL(…); int cs35l56_init(struct cs35l56_private *cs35l56) { … } EXPORT_SYMBOL_NS_GPL(…); void cs35l56_remove(struct cs35l56_private *cs35l56) { … } EXPORT_SYMBOL_NS_GPL(…); #if IS_ENABLED(CONFIG_SND_SOC_CS35L56_I2C) || IS_ENABLED(CONFIG_SND_SOC_CS35L56_SPI) EXPORT_NS_GPL_DEV_PM_OPS(cs35l56_pm_ops_i2c_spi, SND_SOC_CS35L56_CORE) = …; #endif MODULE_DESCRIPTION(…) …; MODULE_IMPORT_NS(…); MODULE_IMPORT_NS(…); MODULE_AUTHOR(…) …; MODULE_AUTHOR(…) …; MODULE_LICENSE(…) …;
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