rt-thread/bsp/allwinner/libraries/sunxi-hal/include/hal/aw-alsa-lib/pcm_config.h

/*
* Copyright (c) 2019-2025 Allwinner Technology Co., Ltd. ALL rights reserved.
*
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* the the people's Republic of China and other countries.
* All Allwinner Technology Co.,Ltd. trademarks are used with permission.
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#ifndef __AW_ALSA_PCM_CONFIG_H
#define __AW_ALSA_PCM_CONFIG_H

#include <stddef.h>
#include <aw-alsa-lib/pcm.h>

typedef struct _snd_pcm_config {
    const char *name;
    const char *type;
    void *config;
} snd_pcm_config_t;

extern const snd_pcm_config_t *_snd_pcm_global_configs;
extern const size_t _snd_pcm_global_configs_size;

#define SND_PCM_CONFIG(xname, xtype, xconfig) \
{ \
    .name = xname, \
    .type = xtype, \
    .config = (void *)xconfig, \
}

#define REGISTER_SND_PCM_GLOBAL_CONFIGS(configs_array) \
    const size_t _snd_pcm_global_configs_size = \
        sizeof(configs_array) / sizeof(configs_array[0]); \
    const snd_pcm_config_t *_snd_pcm_global_configs = configs_array;

const snd_pcm_config_t *snd_pcm_config_get_config(const char *name);

typedef int (*snd_pcm_open_func_t)(snd_pcm_t **pcmp, const snd_pcm_config_t *pcm_config,
        snd_pcm_stream_t stream, int mode);

typedef struct {
    const char *type;
    snd_pcm_open_func_t func;
} _snd_pcm_open_func_t;

snd_pcm_open_func_t snd_pcm_config_get_open_func(const char *type);

#endif /* __AW_ALSA_PCM_CONFIG_H */