ASoC: Add driver support for lpass digital codec
Add driver support to enable lpass digital codec for audio playback and capture usecases. Change-Id: I3d31d31f340db79334700e8fd495f40479e0ec6c Signed-off-by: Sudheer Papothi <spapothi@codeaurora.org>
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Sudheer Papothi
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206
asoc/codecs/lpass-cdc/lpass-cdc.h
普通文件
206
asoc/codecs/lpass-cdc/lpass-cdc.h
普通文件
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/* SPDX-License-Identifier: GPL-2.0-only */
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/* Copyright (c) 2018-2020, The Linux Foundation. All rights reserved.
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*/
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#ifndef LPASS_CDC_H
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#define LPASS_CDC_H
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#include <sound/soc.h>
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#include <linux/regmap.h>
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#define LPASS_CDC_VERSION_1_0 0x0001
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#define LPASS_CDC_VERSION_1_1 0x0002
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#define LPASS_CDC_VERSION_1_2 0x0003
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#define LPASS_CDC_VERSION_2_0 0x0004
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#define LPASS_CDC_VERSION_2_1 0x0005
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enum {
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START_MACRO,
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TX_MACRO = START_MACRO,
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RX_MACRO,
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WSA_MACRO,
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VA_MACRO,
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MAX_MACRO
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};
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enum mclk_mux {
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MCLK_MUX0,
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MCLK_MUX1,
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MCLK_MUX_MAX
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};
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enum {
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LPASS_CDC_ADC0 = 1,
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LPASS_CDC_ADC1,
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LPASS_CDC_ADC2,
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LPASS_CDC_ADC3,
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LPASS_CDC_ADC_MAX
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};
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enum {
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LPASS_CDC_MACRO_EVT_RX_MUTE = 1, /* for RX mute/unmute */
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LPASS_CDC_MACRO_EVT_IMPED_TRUE, /* for imped true */
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LPASS_CDC_MACRO_EVT_IMPED_FALSE, /* for imped false */
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LPASS_CDC_MACRO_EVT_SSR_DOWN,
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LPASS_CDC_MACRO_EVT_SSR_UP,
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LPASS_CDC_MACRO_EVT_WAIT_VA_CLK_RESET,
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LPASS_CDC_MACRO_EVT_CLK_RESET,
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LPASS_CDC_MACRO_EVT_REG_WAKE_IRQ,
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LPASS_CDC_MACRO_EVT_RX_COMPANDER_SOFT_RST,
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LPASS_CDC_MACRO_EVT_BCS_CLK_OFF,
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LPASS_CDC_MACRO_EVT_SSR_GFMUX_UP,
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LPASS_CDC_MACRO_EVT_PRE_SSR_UP,
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LPASS_CDC_MACRO_EVT_RX_PA_GAIN_UPDATE,
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LPASS_CDC_MACRO_EVT_HPHL_HD2_ENABLE, /* Enable HD2 cfg for HPHL */
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LPASS_CDC_MACRO_EVT_HPHR_HD2_ENABLE, /* Enable HD2 cfg for HPHR */
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};
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enum {
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DMIC_TX = 0,
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DMIC_VA = 1,
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};
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struct macro_ops {
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int (*init)(struct snd_soc_component *component);
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int (*exit)(struct snd_soc_component *component);
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u16 num_dais;
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struct device *dev;
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struct snd_soc_dai_driver *dai_ptr;
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int (*mclk_fn)(struct device *dev, bool enable);
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int (*event_handler)(struct snd_soc_component *component, u16 event,
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u32 data);
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int (*reg_wake_irq)(struct snd_soc_component *component, u32 data);
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int (*set_port_map)(struct snd_soc_component *component, u32 uc,
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u32 size, void *data);
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int (*clk_div_get)(struct snd_soc_component *component);
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int (*reg_evt_listener)(struct snd_soc_component *component, bool en);
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int (*clk_enable)(struct snd_soc_component *c, bool en);
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char __iomem *io_base;
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u16 clk_id_req;
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u16 default_clk_id;
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};
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typedef int (*rsc_clk_cb_t)(struct device *dev, u16 event);
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#if IS_ENABLED(CONFIG_SND_SOC_LPASS_CDC)
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int lpass_cdc_register_res_clk(struct device *dev, rsc_clk_cb_t cb);
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void lpass_cdc_unregister_res_clk(struct device *dev);
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bool lpass_cdc_is_va_macro_registered(struct device *dev);
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int lpass_cdc_register_macro(struct device *dev, u16 macro_id,
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struct macro_ops *ops);
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void lpass_cdc_unregister_macro(struct device *dev, u16 macro_id);
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struct device *lpass_cdc_get_device_ptr(struct device *dev, u16 macro_id);
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struct device *lpass_cdc_get_rsc_clk_device_ptr(struct device *dev);
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int lpass_cdc_info_create_codec_entry(
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struct snd_info_entry *codec_root,
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struct snd_soc_component *component);
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int lpass_cdc_register_wake_irq(struct snd_soc_component *component, u32 data);
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void lpass_cdc_clear_amic_tx_hold(struct device *dev, u16 adc_n);
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int lpass_cdc_runtime_resume(struct device *dev);
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int lpass_cdc_runtime_suspend(struct device *dev);
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int lpass_cdc_set_port_map(struct snd_soc_component *component, u32 size, void *data);
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int lpass_cdc_register_event_listener(struct snd_soc_component *component,
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bool enable);
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void lpass_cdc_wsa_pa_on(struct device *dev, bool adie_lb);
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bool lpass_cdc_check_core_votes(struct device *dev);
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int lpass_cdc_tx_mclk_enable(struct snd_soc_component *c, bool enable);
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int lpass_cdc_get_version(struct device *dev);
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int lpass_cdc_dmic_clk_enable(struct snd_soc_component *component,
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u32 dmic, u32 tx_mode, bool enable);
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#else
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static inline int lpass_cdc_register_res_clk(struct device *dev, rsc_clk_cb_t cb)
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{
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return 0;
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}
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static inline void lpass_cdc_unregister_res_clk(struct device *dev)
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{
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}
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static bool lpass_cdc_is_va_macro_registered(struct device *dev)
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{
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return false;
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}
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static inline int lpass_cdc_register_macro(struct device *dev,
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u16 macro_id,
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struct macro_ops *ops)
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{
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return 0;
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}
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static inline void lpass_cdc_unregister_macro(struct device *dev, u16 macro_id)
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{
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}
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static inline struct device *lpass_cdc_get_device_ptr(struct device *dev,
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u16 macro_id)
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{
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return NULL;
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}
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static int lpass_cdc_info_create_codec_entry(
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struct snd_info_entry *codec_root,
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struct snd_soc_component *component)
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{
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return 0;
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}
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static inline void lpass_cdc_clear_amic_tx_hold(struct device *dev, u16 adc_n)
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{
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}
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static inline int lpass_cdc_register_wake_irq(struct snd_soc_component *component,
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u32 data)
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{
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return 0;
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}
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static inline int lpass_cdc_runtime_resume(struct device *dev)
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{
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return 0;
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}
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static int lpass_cdc_runtime_suspend(struct device *dev)
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{
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return 0;
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}
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static inline int lpass_cdc_set_port_map(struct snd_soc_component *component,
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u32 size, void *data)
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{
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return 0;
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}
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static inline int lpass_cdc_register_event_listener(
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struct snd_soc_component *component,
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bool enable)
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{
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return 0;
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}
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static void lpass_cdc_wsa_pa_on(struct device *dev, bool adie_lb)
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{
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}
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static inline bool lpass_cdc_check_core_votes(struct device *dev)
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{
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return false;
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}
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static int lpass_cdc_get_version(struct device *dev)
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{
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return 0;
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}
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static int lpass_cdc_dmic_clk_enable(struct snd_soc_component *component,
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u32 dmic, u32 tx_mode, bool enable)
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{
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return 0;
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}
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static int lpass_cdc_tx_mclk_enable(struct snd_soc_component *c, bool enable)
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{
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return 0;
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}
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#endif /* CONFIG_SND_SOC_LPASS_CDC */
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#endif /* LPASS_CDC_H */
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