/*
 * Copyright (c) Hisilicon Technologies Co., Ltd. 2020-2020. All rights reserved.
 * Description: audio hal primary input header file.
 * Author: Hisilicon
 * Create: 2020-05-11
 * Notes: NA
 * History: 2020-05-11 yinyingcai for CodingStyle
*/
#ifndef  HPI_H
#define  HPI_H

#include <system/audio.h>
#include <hardware/audio.h>
#include <tinyalsa/asoundlib.h>

#include "audio_hw.h"

#define AI_CARD_ID   0
#define AI_DEVICE_ID 0
#define AI_DEVICE_ID1 1

struct hpi_data {
    int in_card;
    int in_device;
    size_t frames_read;
    struct pcm *pcm;
    struct stream_in *in;
    FILE *fd;
};

int      hpi_open(struct hpi_data *hpi);
int      hpi_create(struct hpi_data **pphpi);
void     hpi_destroy(struct hpi_data *hpi);
int      hpi_close(struct hpi_data *hpi);
ssize_t  hpi_read(struct hpi_data *hpi, const uint8_t* buffer, size_t bytes);

#endif