#ifndef __CPU_DAC_H__ #define __CPU_DAC_H__ #include "generic/typedef.h" #include "generic/atomic.h" #include "os/os_api.h" #include "audio_src.h" #include "media/audio_cfifo.h" #include "system/spinlock.h" #include "audio_def.h" #define AUDIO_DAC_CHANNEL_NUM 1 // TCFG_AUDIO_DAC_MODE #define DAC_MODE_SINGLE (0) #define DAC_MODE_DIFF (1) #define DAC_MODE_VCMO (2) /************************************ dac性能模式 ************************************/ // TCFG_DAC_PERFORMANCE_MODE #define DAC_MODE_HIGH_PERFORMANCE (0) #define DAC_MODE_LOW_POWER (1) /************************************ dac 供电模式 ************************************/ // TCFG_DAC_POWER_LEVEL #define AUDIO_VCM_CAP_LEVEL1 (0) // VCM-cap, VCM = 1.2v #define AUDIO_VCM_CAP_LEVEL2 (1) // VCM-cap, VCM = 1.3v #define AUDIO_VCM_CAP_LEVEL3 (2) // VCM-cap, VCM = 1.4v #define AUDIO_VCM_CAP_LEVEL4 (3) // VCM-cap, VCM = 1.5v #define AUDIO_VCM_CAP_LEVEL5 (4) // VCM-cap, VCM = 1.6v #define AUDIO_VCM_CAPLESS_LEVEL1 (5) // VCM-capless, DACLDO = 2.4v #define AUDIO_VCM_CAPLESS_LEVEL2 (6) // VCM-capless, DACLDO = 2.6v #define AUDIO_VCM_CAPLESS_LEVEL3 (7) // VCM-capless, DACLDO = 2.8v #define AUDIO_VCM_CAPLESS_LEVEL4 (8) // VCM-capless, DACLDO = 3.0v #define AUDIO_DAC_SYNC_IDLE 0 #define AUDIO_DAC_SYNC_PROBE 1 #define AUDIO_DAC_SYNC_START 2 #define AUDIO_DAC_SYNC_NO_DATA 3 #define AUDIO_DAC_ALIGN_NO_DATA 4 #define AUDIO_DAC_SYNC_ALIGN_COMPLETE 5 #define AUDIO_DAC_SYNC_KEEP_RATE_DONE 6 #define AUDIO_SRC_SYNC_ENABLE 1 #define SYNC_LOCATION_FLOAT 1 #if SYNC_LOCATION_FLOAT #define PCM_PHASE_BIT 0 #else #define PCM_PHASE_BIT 8 #endif #define DA_LEFT 0 #define DA_RIGHT 1 #define DA_SOUND_NORMAL 0x0 #define DA_SOUND_RESET 0x1 #define DA_SOUND_WAIT_RESUME 0x2 #define DACR32_DEFAULT 8192 #define DA_SYNC_INPUT_BITS 20 #define DA_SYNC_MAX_NUM (1 << DA_SYNC_INPUT_BITS) //void audio_dac_power_state(u8 state) //在应用层重定义 audio_dac_power_state 函数可以获取dac模拟开关的状态 struct audio_dac_hdl; struct dac_platform_data { void (*analog_open_cb)(struct audio_dac_hdl *); void (*analog_close_cb)(struct audio_dac_hdl *); void (*analog_light_open_cb)(struct audio_dac_hdl *); void (*analog_light_close_cb)(struct audio_dac_hdl *); u16 dma_buf_time_ms; // DAC dma buf 大小 u8 output; // DAC输出模式 u8 output_mode; // single/diff/vcmo u8 performance_mode; // low_power/high_performance u8 light_close; //使能轻量级关闭，最低功耗保持dac开启 u32 max_sample_rate; //支持的最大采样率 u8 dcc_level; // DAC去直流滤波器档位, 0~7:关闭 8~15：开启(档位越大，高通截止点越小) u8 bit_width; // DAC输出位宽 u8 power_level; u8 mode; u8 clock_mode; }; struct analog_module { /*模拟相关的变量*/ u8 inited; }; struct digital_module { /*数字相关的变量*/ u8 inited; }; struct trim_init_param_t { u8 clock_mode; u8 power_level; struct audio_dac_trim *dac_trim; struct audio_dac_hdl *dac; /* DAC设备*/ }; struct audio_dac_trim { s16 left; s16 right; }; // *INDENT-OFF* struct audio_dac_sync { u32 channel : 3; u32 start : 1; u32 fast_align : 1; u32 connect_sync : 1; u32 release_by_bt : 1; u32 resevered : 1; u32 input_num : DA_SYNC_INPUT_BITS; int fast_points; int keep_points; int phase_sub; int in_rate; int out_rate; int bt_clkn; int bt_clkn_phase; #if AUDIO_SRC_SYNC_ENABLE struct audio_src_sync_handle *src_sync; void *buf; int buf_len; void *filt_buf; int filt_len; #else struct audio_src_base_handle *src_base; #endif #if SYNC_LOCATION_FLOAT float pcm_position; #else u32 pcm_position; #endif void *priv; int (*handler)(void *priv, u8 state); void *correct_priv; void (*correct_cabllback)(void *priv, int diff); }; struct audio_dac_fade { u8 enable; volatile u8 ref_L_gain; volatile u8 ref_R_gain; int timer; }; struct audio_dac_sync_node { u8 triggered; u8 network; u32 timestamp; void *hdl; struct list_head entry; void *ch; }; struct audio_dac_channel_attr { u8 write_mode; /*DAC写入模式*/ u16 delay_time; /*DAC通道延时*/ u16 protect_time; /*DAC延时保护时间*/ }; struct audio_dac_channel { u8 state; /*DAC状态*/ u8 pause; u8 samp_sync_step; /*数据流驱动的采样同步步骤*/ struct audio_dac_channel_attr attr; /*DAC通道属性*/ struct audio_sample_sync *samp_sync; /*样点同步句柄*/ struct audio_dac_hdl *dac; /* DAC设备*/ struct audio_cfifo_channel fifo; /*DAC cfifo通道管理*/ //struct audio_dac_sync sync; // struct list_head sync_list; }; struct audio_dac_hdl { struct analog_module analog; struct digital_module digital; const struct dac_platform_data *pd; OS_SEM sem; struct audio_dac_trim trim; void (*fade_handler)(u8 left_gain, u8 right_gain); void (*update_frame_handler)(u8 channel_num, void *data, u32 len); volatile u8 mute; volatile u8 state; volatile u8 light_state; volatile u8 agree_on; u8 gain; u8 vol_l; u8 vol_r; u8 channel; u16 max_d_volume; u16 d_volume[4]; u32 sample_rate; u16 start_ms; u16 delay_ms; u16 start_points; u16 delay_points; u16 prepare_points;//未开始让DAC真正跑之前写入的PCM点数 u16 irq_points; s16 protect_time; s16 protect_pns; s16 fadein_frames; s16 fade_vol; u8 protect_fadein; u8 vol_set_en; u8 volume_enhancement; u8 sound_state; unsigned long sound_resume_time; s16 *output_buf; u16 output_buf_len; u8 anc_dac_open; u8 dac_read_flag; //AEC可读取DAC参考数据的标志 u8 fifo_state; u16 unread_samples; /*未读样点个数*/ struct audio_cfifo fifo; /*DAC cfifo结构管理*/ struct audio_dac_channel main_ch; u8 dvol_mute; //DAC数字音量是否mute #if 0 struct audio_dac_sync sync; struct list_head sync_list; u8 sync_step; #endif u8 active; s16 weight; void *resample_ch; void *resample_buf; int resample_buf_len; void *feedback_priv; void (*underrun_feedback)(void *priv); /*******************************************/ /**sniff退出时，dac模拟提前初始化，避免模拟初始化延时,影响起始同步********/ u8 power_on; u8 need_close; OS_MUTEX mutex; OS_MUTEX mutex_power_off; OS_MUTEX dvol_mutex; /*******************************************/ spinlock_t lock; u32 dac_dvol; //记录DAC 停止前数字音量寄存器DAC_VL0的值 /*******************************************/ struct list_head sync_list; }; /* ********************************************************************* * audio_dac_init * Description: DAC 初始化 * Arguments : dac dac 句柄 * pd dac 参数配置结构体 * Return : 0：成功 -1：失败 * Note(s) : ********************************************************************* */ int audio_dac_init(struct audio_dac_hdl *dac, const struct dac_platform_data *pd); void *audio_dac_get_pd_data(void); /* ********************************************************************* * audio_dac_get_hdl * Description: 获取 DAC 句柄 * Arguments : * Return : DAC 句柄 * Note(s) : ********************************************************************* */ struct audio_dac_hdl *audio_dac_get_hdl(void); int audio_dac_trim_value_check(struct audio_dac_trim *dac_trim); /* ********************************************************************* * audio_dac_do_trim * Description: DAC 直流偏置校准 * Arguments : dac dac 句柄 * dac_trim 存放 trim 值结构体的地址 * fast_trim 快速 trim 使能 * Return : 0：成功 -1：失败 * Note(s) : ********************************************************************* */ int audio_dac_do_trim(struct audio_dac_hdl *dac, struct audio_dac_trim *dac_trim, u8 fast_trim); /* ********************************************************************* * audio_dac_set_trim_value * Description: 将 DAC 直流偏置校准值写入 DAC 配置 * Arguments : dac dac 句柄 * dac_trim 存放 trim 值结构体的地址 * Return : 0：成功 -1：失败 * Note(s) : ********************************************************************* */ int audio_dac_set_trim_value(struct audio_dac_hdl *dac, struct audio_dac_trim *dac_trim); /* ********************************************************************* * audio_dac_irq_handler * Description: DAC 中断回调函数 * Arguments : dac dac 句柄 * Return : * Note(s) : ********************************************************************* */ void audio_dac_irq_handler(struct audio_dac_hdl *dac); /* ********************************************************************* * audio_dac_write * Description: 将数据写入默认的 dac channel cfifo。等同于调用 audio_dac_channel_write 函数 private_data 传 NULL * Arguments : dac dac 句柄 * buf 数据的起始地址 * len 数据的字节长度 * Return : 成功写入的数据字节长度 * Note(s) : ********************************************************************* */ int audio_dac_write(struct audio_dac_hdl *dac, void *buf, int len); int audio_dac_get_write_ptr(struct audio_dac_hdl *dac, s16 **ptr); int audio_dac_update_write_ptr(struct audio_dac_hdl *dac, int len); /* ********************************************************************* * audio_dac_set_sample_rate * Description: 设置 DAC 的输出采样率 * Arguments : dac dac 句柄 * sample_rate 采样率 * Return : 0：成功 -1：失败 * Note(s) : ********************************************************************* */ int audio_dac_set_sample_rate(struct audio_dac_hdl *dac, int sample_rate); /* ********************************************************************* * audio_dac_get_sample_rate * Description: 获取 DAC 的输出采样率 * Arguments : dac dac 句柄 * Return : 采样率 * Note(s) : ********************************************************************* */ int audio_dac_get_sample_rate(struct audio_dac_hdl *dac); u32 audio_dac_select_sample_rate(u32 sample_rate); int audio_dac_clk_switch(u8 clk); int audio_dac_clk_get(void); int audio_dac_set_channel(struct audio_dac_hdl *dac, u8 channel); int audio_dac_get_channel(struct audio_dac_hdl *dac); /* ********************************************************************* * audio_dac_set_digital_vol * Description: 设置 DAC 的数字音量 * Arguments : dac dac 句柄 * vol 需要设置的数字音量等级 * Return : 0：成功 -1：失败 * Note(s) : ********************************************************************* */ int audio_dac_set_digital_vol(struct audio_dac_hdl *dac, u16 vol); /* ********************************************************************* * audio_dac_set_analog_vol * Description: 设置 DAC 的模拟音量 * Arguments : dac dac 句柄 * vol 需要设置的模拟音量等级 * Return : 0：成功 -1：失败 * Note(s) : ********************************************************************* */ int audio_dac_set_analog_vol(struct audio_dac_hdl *dac, u16 vol); int audio_dac_ch_analog_gain_set(struct audio_dac_hdl *dac, u32 ch, u32 again); /* ********************************************************************* * audio_dac_try_power_on * Description: 根据设置好的参数打开 DAC 的模拟模块和数字模块。与 audio_dac_start 功能基本一样，但不设置 PNS * Arguments : dac dac 句柄 * Return : 0：成功 -1：失败 * Note(s) : ********************************************************************* */ int audio_dac_try_power_on(struct audio_dac_hdl *dac); /* ********************************************************************* * audio_dac_start * Description: 根据设置好的参数打开 DAC 的模拟模块和数字模块。 * Arguments : dac dac 句柄 * Return : 0：成功 -1：失败 * Note(s) : ********************************************************************* */ int audio_dac_start(struct audio_dac_hdl *dac); /* ********************************************************************* * audio_dac_stop * Description: 关闭 DAC 数字部分。所有 DAC channel 都关闭后才能调用这个函数 * Arguments : dac dac 句柄 * Return : 0：成功 -1：失败 * Note(s) : ********************************************************************* */ int audio_dac_stop(struct audio_dac_hdl *dac); /* ********************************************************************* * audio_dac_idle * Description: 获取 DAC 空闲状态 * Arguments : dac dac 句柄 * Return : 0：非空闲 1：空闲 * Note(s) : ********************************************************************* */ int audio_dac_idle(struct audio_dac_hdl *dac); void audio_dac_mute(struct audio_dac_hdl *hdl, u8 mute); u8 audio_dac_digital_mute_state(struct audio_dac_hdl *hdl); void audio_dac_digital_mute(struct audio_dac_hdl *dac, u8 mute); int audio_dac_open(struct audio_dac_hdl *dac); /* ********************************************************************* * audio_dac_close * Description: 关闭 DAC 模拟部分。audio_dac_stop 之后才可以调用 * Arguments : dac dac 句柄 * Return : 0：成功 -1：失败 * Note(s) : ********************************************************************* */ int audio_dac_close(struct audio_dac_hdl *dac); /* ********************************************************************* * audio_dac_set_volume * Description: 设置音量等级记录变量，但是不会直接修改音量。只有当 DAC 关闭状态时，第一次调用 audio_dac_channel_start 打开 dac fifo 后，会根据 audio_dac_set_fade_handler 设置的回调函数来设置系统音量，回调函数的传参就是 audio_dac_set_volume 设置的音量值。 * Arguments : dac dac 句柄 gain 记录的音量等级 * Return : 0：成功 -1：失败 * Note(s) : ********************************************************************* */ int audio_dac_set_volume(struct audio_dac_hdl *dac, u8 gain); int audio_dac_set_L_digital_vol(struct audio_dac_hdl *dac, u16 vol); int audio_dac_set_R_digital_vol(struct audio_dac_hdl *dac, u16 vol); int audio_dac_set_RL_digital_vol(struct audio_dac_hdl *dac, u16 vol); int audio_dac_set_RR_digital_vol(struct audio_dac_hdl *dac, u16 vol); void audio_dac_ch_high_resistance(struct audio_dac_hdl *dac, u8 ch, u8 en); /* ********************************************************************* * audio_dac_ch_mute * Description: 将某个通道静音，用于降低底噪，或者做串扰隔离的功能 * Arguments : dac dac 句柄 * ch 需要操作的通道，BIT(n)代表操作第n个通道，可以多个通道或上操作 * mute 0:解除mute 1:mute * Return : 0：成功 -1：失败 * Note(s) : ********************************************************************* */ void audio_dac_ch_mute(struct audio_dac_hdl *dac, u8 ch, u8 mute); /* ********************************************************************* * audio_dac_set_fade_handler * Description: DAC 关闭状态时，第一次调用 audio_dac_channel_start 打开 dac fifo 后，会根据 audio_dac_set_fade_handler 设置的回调函数来设置系统音量 * Arguments : dac dac 句柄 * priv 暂无作用 * fade_handler 回调函数的地址 * Return : 0：成功 -1：失败 * Note(s) : ********************************************************************* */ void audio_dac_set_fade_handler(struct audio_dac_hdl *dac, void *priv, void (*fade_handler)(u8, u8)); int audio_dac_get_status(struct audio_dac_hdl *dac); u8 audio_dac_is_working(struct audio_dac_hdl *dac); int audio_dac_set_irq_time(struct audio_dac_hdl *dac, int time_ms); int audio_dac_data_time(struct audio_dac_hdl *dac); int audio_dac_irq_enable(struct audio_dac_hdl *dac, int time_ms, void *priv, void (*callback)(void *)); int audio_dac_set_protect_time(struct audio_dac_hdl *dac, int time, void *priv, void (*feedback)(void *)); int audio_dac_buffered_frames(struct audio_dac_hdl *dac); void audio_dac_add_syncts_handle(struct audio_dac_hdl *dac, void *syncts); void audio_dac_remove_syncts_handle(struct audio_dac_channel *ch, void *syncts); void audio_dac_count_to_syncts(struct audio_dac_channel *ch, int frames); void audio_dac_syncts_latch_trigger(struct audio_dac_channel *ch); void audio_dac_add_syncts_with_timestamp(struct audio_dac_channel *ch, void *syncts, u32 timestamp); void audio_dac_syncts_trigger_with_timestamp(struct audio_dac_channel *ch, u32 timestamp); /* * 音频同步 */ void *audio_dac_resample_channel(struct audio_dac_hdl *dac); int audio_dac_sync_resample_enable(struct audio_dac_hdl *dac, void *resample); int audio_dac_sync_resample_disable(struct audio_dac_hdl *dac, void *resample); void audio_dac_set_input_correct_callback(struct audio_dac_hdl *dac, void *priv, void (*callback)(void *priv, int diff)); int audio_dac_set_sync_buff(struct audio_dac_hdl *dac, void *buf, int len); int audio_dac_set_sync_filt_buff(struct audio_dac_hdl *dac, void *buf, int len); int audio_dac_sync_open(struct audio_dac_hdl *dac); int audio_dac_sync_set_channel(struct audio_dac_hdl *dac, u8 channel); int audio_dac_sync_set_rate(struct audio_dac_hdl *dac, int in_rate, int out_rate); int audio_dac_sync_auto_update_rate(struct audio_dac_hdl *dac, u8 on_off); int audio_dac_sync_flush_data(struct audio_dac_hdl *dac); int audio_dac_sync_fast_align(struct audio_dac_hdl *dac, int in_rate, int out_rate, int fast_output_points, float phase_diff); #if SYNC_LOCATION_FLOAT float audio_dac_sync_pcm_position(struct audio_dac_hdl *dac); #else u32 audio_dac_sync_pcm_position(struct audio_dac_hdl *dac); #endif int audio_dac_sync_keep_rate(struct audio_dac_hdl *dac, int points); int audio_dac_sync_pcm_input_num(struct audio_dac_hdl *dac); void audio_dac_sync_input_num_correct(struct audio_dac_hdl *dac, int num); void audio_dac_set_sync_handler(struct audio_dac_hdl *dac, void *priv, int (*handler)(void *priv, u8 state)); int audio_dac_sync_start(struct audio_dac_hdl *dac); int audio_dac_sync_stop(struct audio_dac_hdl *dac); int audio_dac_sync_reset(struct audio_dac_hdl *dac); int audio_dac_sync_data_lock(struct audio_dac_hdl *dac); int audio_dac_sync_data_unlock(struct audio_dac_hdl *dac); void audio_dac_sync_close(struct audio_dac_hdl *dac); u32 local_audio_us_time_set(u16 time); int local_audio_us_time(void); int audio_dac_start_time_set(void *_dac, u32 us_timeout, u32 cur_time, u8 on_off); u32 audio_dac_sync_pcm_total_number(void *_dac); void audio_dac_sync_set_pcm_number(void *_dac, u32 output_points); u32 audio_dac_pcm_total_number(void *_dac, int *pcm_r); u8 audio_dac_sync_empty_state(void *_dac); void audio_dac_sync_empty_reset(void *_dac, u8 state); void audio_dac_set_empty_handler(void *_dac, void *empty_priv, void (*handler)(void *priv, u8 empty)); void audio_dac_set_dcc(u8 dcc); u8 audio_dac_ana_gain_mapping(u8 level); /* ********************************************************************* * audio_dac_volume_enhancement_mode_get * Description: DAC 音量增强模式切换 * Arguments : dac dac 句柄 * Return : 1：音量增强模式 0：普通模式 * Note(s) : None. ********************************************************************* */ u8 audio_dac_volume_enhancement_mode_get(struct audio_dac_hdl *dac); void audio_dac_channel_start(void *private_data); void audio_dac_channel_close(void *private_data); int audio_dac_channel_write(void *private_data, struct audio_dac_hdl *dac, void *buf, int len); int audio_dac_channel_set_attr(struct audio_dac_channel *ch, struct audio_dac_channel_attr *attr); int audio_dac_new_channel(struct audio_dac_hdl *dac, struct audio_dac_channel *ch); void audio_dac_add_update_frame_handler(struct audio_dac_hdl *dac, void (*update_frame_handler)(u8, void *, u32)); void audio_dac_del_update_frame_handler(struct audio_dac_hdl *dac); /*AEC参考数据软回采接口*/ int audio_dac_read_reset(void); int audio_dac_read(s16 points_offset, void *data, int len, u8 read_channel); #endif