177 lines
4.8 KiB
C
177 lines
4.8 KiB
C
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/*
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* linux/sound/aw_rpaf/component.h -- Remote Process Audio Framework Layer
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*
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* (C) Copyright 2019-2025
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* Allwinner Technology Co., Ltd. <www.allwinnertech.com>
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* yumingfeng <yumingfeng@allwinnertech.com>
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*
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* some simple description for this code
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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*/
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#ifndef _AW_RPAF_COMPONENT_H_
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#define _AW_RPAF_COMPONENT_H_
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#include <sound/aw_rpaf/common.h>
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/* 代表的是该音频流有多少个组件（最多支持32个for 32bit machine）在用 */
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#define RPAF_COMPONENT_MAX_NUM (sizeof(uint32_t) << 3)
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/*
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* dsp 音频组件部分
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*/
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enum SND_DSP_COMPONENT_TYPE {
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/* 前处理 */
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SND_DSP_COMPONENT_AGC = 0, /* 自动增益控制 */
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SND_DSP_COMPONENT_AEC = 1, /* 回声消除 */
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SND_DSP_COMPONENT_NS, /* 噪声抑制 */
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/* 后处理 */
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SND_DSP_COMPONENT_DECODEC, /* 解码，暂保留 */
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SND_DSP_COMPONENT_EQ, /* 均衡器 */
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SND_DSP_COMPONENT_MIXER, /* 左右声道混音 */
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SND_DSP_COMPONENT_DRC, /* 动态范围控制 */
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SND_DSP_COMPONENT_REVERB, /* 混响 */
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/* 通用组件 */
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SND_DSP_COMPONENT_RESAMPLE, /* 重采样，暂保留 */
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SND_DSP_COMPONENT_OTHER,
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SND_DSP_COMPONENT_USER = 20,
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SND_DSP_COMPONENT_MAX = 31,
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};
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enum snd_dsp_comp_mode {
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SND_DSP_COMPONENT_MODE_INDEPENDENCE = 0,
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SND_DSP_COMPONENT_MODE_STREAM,
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SND_DSP_COMPONENT_MODE_ALGO,
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};
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#define LABEL_SND_DSP_COMPONENT_NAME(constant) {#constant, constant}
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struct label_snd_dsp_component_name {
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char *name;
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uint32_t value;
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};
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/* init at dsp after get component. */
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/* 64bit variable, such as ssize_t, is not recommended */
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struct snd_soc_dsp_component {
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uint32_t cmd_val;
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uint32_t params_val;
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uint32_t used;
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struct snd_soc_dsp_pcm_params params;
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/* 唯一身份识别号 */
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uint32_t id;
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/* share data address */
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uint32_t write_addr;
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/* buf_length < buf_size */
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uint32_t write_length;
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uint32_t write_size;
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uint32_t dump_addr[RPAF_COMPONENT_MAX_NUM];
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uint32_t dump_length[RPAF_COMPONENT_MAX_NUM];
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uint32_t dump_size;
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uint32_t read_addr;
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/* buf_length < buf_size */
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uint32_t read_length;
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uint32_t read_size;
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uint32_t transfer_type;
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/* 代表的伴随音频流的组件还是独立操作用的组件 */
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uint32_t comp_mode;
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/* 代表的是该音频流有多少个组件（最多支持32个for 32bit machine）在用 */
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uint32_t component_type; /* 0x1 << SND_DSP_AUDIO_COMPONENT_AGC/... */
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uint32_t sort_index;
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/* 当前流的各个组件状态值 */
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int32_t status[RPAF_COMPONENT_MAX_NUM];
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int32_t component_sort[RPAF_COMPONENT_MAX_NUM];
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/*API调用完毕之后需要判断该值 */
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int32_t ret_val;
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/* dsp cannot used */
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struct list_head list;
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};
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struct snd_soc_dsp_component_config {
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uint32_t comp_mode;
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/* 表示对于绑定alsa straem组件中dsp dump某个组件处理后数据 */
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uint32_t transfer_type;
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uint32_t component_used;
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/* 代表的是该音频流有多少个组件（最多支持32个for 32bit machine）在用 */
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uint32_t component_type; /* 0x1 << SND_DSP_AUDIO_COMPONENT_AGC/... */
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uint32_t sort_index;
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int32_t component_sort[RPAF_COMPONENT_MAX_NUM];
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struct snd_soc_dsp_pcm_params pcm_params;
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};
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struct snd_soc_dsp_native_component {
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struct snd_soc_dsp_component soc_component;
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unsigned char soc_suspended;
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unsigned char soc_resumed;
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/* wakeup */
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uint32_t keyword_wakeup;
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/* dump flag */
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uint32_t dump_start[RPAF_COMPONENT_MAX_NUM];
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/* 给 algorithmic 分配使用 */
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void *handle[RPAF_COMPONENT_MAX_NUM];
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void *private_data[RPAF_COMPONENT_MAX_NUM];
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struct list_head list;
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};
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/*
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* For DSP Audio Framework API
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* 均要考虑资源要访问互斥，尤其针对队列操作函数
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*/
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struct snd_dsp_hal_component_ops {
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/* 实现初始化，包括配置初始化substream的组件 */
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//int32_t (*create)(struct snd_dsp_hal_component *component);
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int32_t (*create)(void *component);
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/* 去初始化，释放相应资源 */
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int32_t (*remove)(void *component);
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/* 告知Linux音频组件挂起或者已经恢复 */
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int32_t (*suspend)(void *component);
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int32_t (*resume)(void *component);
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int32_t (*status)(void *component);
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int32_t (*sw_params)(void *component);
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/*
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* 用于某个流的组件的启用和关闭，需配合substream使用，
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* dump数据可调用，内部需要引用计数
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*/
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int32_t (*start)(void *component);
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int32_t (*stop)(void *component);
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/* 主要用于播放经过编码的数据，保留 */
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int32_t (*write)(void *component);
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/* 主要用于dump 每个组件之后经过处理的数据 */
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int32_t (*read)(void *component);
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};
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struct msg_component_package {
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wait_queue_head_t tsleep;
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spinlock_t lock;
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int32_t wakeup_flag;
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struct snd_soc_dsp_component soc_component;
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struct list_head list;
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};
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#endif
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