HQ32/sdk_bt893x_v013_s8759_20241213/app/modules/audio/bsp_dac.c

#include "include.h"
#include "bsp_dac.h"

uint16_t cfg_pcm_out_format = 0;
uint8_t cfg_dac_out_spr = 0;
const u8 *dac_dvol_table;

//数字音量DB音量表
AT(.rodata.dac)
const u16 dac_dvol_tbl_db[61] = {
    DIG_N0DB,   DIG_N1DB,   DIG_N2DB,   DIG_N3DB,   DIG_N4DB,   DIG_N5DB,   DIG_N6DB,   DIG_N7DB,
    DIG_N8DB,   DIG_N9DB,   DIG_N10DB,  DIG_N11DB,  DIG_N12DB,  DIG_N13DB,  DIG_N14DB,  DIG_N15DB,
    DIG_N16DB,  DIG_N17DB,  DIG_N18DB,  DIG_N19DB,  DIG_N20DB,  DIG_N21DB,  DIG_N22DB,  DIG_N23DB,
    DIG_N24DB,  DIG_N25DB,  DIG_N26DB,  DIG_N27DB,  DIG_N28DB,  DIG_N29DB,  DIG_N30DB,  DIG_N31DB,
    DIG_N32DB,  DIG_N33DB,  DIG_N34DB,  DIG_N35DB,  DIG_N36DB,  DIG_N37DB,  DIG_N38DB,  DIG_N39DB,
    DIG_N40DB,  DIG_N41DB,  DIG_N42DB,  DIG_N43DB,  DIG_N44DB,  DIG_N45DB,  DIG_N46DB,  DIG_N47DB,
    DIG_N48DB,  DIG_N49DB,  DIG_N50DB,  DIG_N51DB,  DIG_N52DB,  DIG_N53DB,  DIG_N54DB,  DIG_N55DB,
    DIG_N56DB,  DIG_N57DB,  DIG_N58DB,  DIG_N59DB,  DIG_N60DB,
};

#if !BT_MUSIC_EFFECT_ABT_EN
AT(.rodata.dac) const
#endif
u8 dac_dvol_tbl_16[16 + 1] = {
    60,  43,  32,  26,  24,  22,  20,  18, 16,
    14,  12,  10,  8,   6,   4,   2,   0,
};

#if !BT_MUSIC_EFFECT_ABT_EN
AT(.rodata.dac) const
#endif
u8 dac_dvol_tbl_32[32 + 1] = {
    60,  50,  43,  38,  35,  30,  28,  26,
    24,  23,  22,  21,  20,  19,  18,  17,
    16,  15,  14,  13,  12,  11,  10,  9,
    8,   7,   6,   5,   4,   3,   2,   1,   0,
};

#if DAC_DNC_EN
bool dac_dnc_is_en(void)
{
    return DAC_DNC_EN;
}
#endif

AT(.com_text.dac.dnc)
bool dnc_tone_is_control(void)
{
    return bsp_res_is_playing();
}

AT(.text.bsp.dac)
u32 bsp_dac_get_gain_level(u8 vol)
{
    u32 level;
    if (vol > VOL_MAX) {
        vol = VOL_MAX;
    }
    level = dac_dvol_table[vol];
    return 60 - level;
}

AT(.text.bsp.dac)
void bsp_change_volume_db(u8 level)
{
    s32 db_num;
    db_num = 60 - level;
    if (db_num > 60) {
        db_num = 60;
    }
    if (db_num < 0) {
        db_num = 0;
    }

#if BT_MUSIC_EFFECT_DBB_EN
    if (music_effect_get_state_real(MUSIC_EFFECT_DBB)) {
        music_dbb_audio_set_vol_do(db_num);
        return;
    }
#endif // BT_MUSIC_EFFECT_DBB_EN
#if BT_MUSIC_EFFECT_DYEQ_EN
    if (music_effect_get_state_real(MUSIC_EFFECT_DYEQ)) {
        music_dyeq_audio_set_vol_do(db_num);
        return;
    }
#endif // BT_MUSIC_EFFECT_DYEQ_EN
#if BT_MUSIC_EFFECT_XDRC_EN
    if (music_effect_get_state_real(MUSIC_EFFECT_XDRC)) {
        music_xdrc_audio_set_vol_do(db_num);
        return;
    }
#endif // BT_MUSIC_EFFECT_XDRC_EN
#if ANC_ALG_DYVOL_FF_LOCAL_VOL_EN
    bsp_anc_alg_dyvol_gain_cal(dac_dvol_tbl_db[db_num]);
#else
    dac_vol_set(dac_dvol_tbl_db[db_num]);
#endif // ANC_ALG_DYVOL_FF_LOCAL_VOL_EN
}

AT(.text.vol.convert)
u16 bsp_volume_convert(u8 vol)
{
    u16 vol_set = 0;
    u8 level = 0;
    if (vol <= VOL_MAX) {
        level = dac_dvol_table[vol] + sys_cb.gain_offset;
        if (level > 60) {
            level = 60;
        }
        vol_set = dac_dvol_tbl_db[level];
    }
    return vol_set;
}

AT(.com_text.dac_volume)
void bsp_change_volume(u8 vol)
{
    u8 level = 0;
    if (vol <= VOL_MAX) {
        level = dac_dvol_table[vol] + sys_cb.gain_offset;
        if (level > 60) {
            level = 60;
        }
#if BT_MUSIC_EFFECT_DBB_EN
        if (music_effect_get_state_real(MUSIC_EFFECT_DBB)) {
            music_dbb_audio_set_vol_do(level);
            return;
        }
#endif // BT_MUSIC_EFFECT_DBB_EN
#if BT_MUSIC_EFFECT_DYEQ_EN
        if (music_effect_get_state_real(MUSIC_EFFECT_DYEQ)) {
            music_dyeq_audio_set_vol_do(level);
            return;
        }
#endif // BT_MUSIC_EFFECT_DYEQ_EN
#if BT_MUSIC_EFFECT_XDRC_EN
        if (music_effect_get_state_real(MUSIC_EFFECT_XDRC)) {
            music_xdrc_audio_set_vol_do(level);
            return;
        }
#endif // BT_MUSIC_EFFECT_XDRC_EN
#if ANC_ALG_DYVOL_FF_LOCAL_VOL_EN
        bsp_anc_alg_dyvol_gain_cal(dac_dvol_tbl_db[level]);
#else
        dac_vol_set(dac_dvol_tbl_db[level]);
#endif // ANC_ALG_DYVOL_FF_LOCAL_VOL_EN
    }
}

AT(.text.bsp.dac)
bool bsp_set_volume(u8 vol)
{
    if (!bsp_res_is_vol_busy()) {       //未播放提示音，修改音量
        bsp_change_volume(vol);
    }
    if (vol == sys_cb.vol) {
        gui_box_show_vol();
        return false;
    }

    if (vol <= VOL_MAX) {
        sys_cb.vol = vol;
        gui_box_show_vol();

        sys_cb.cm_times = 0;
        sys_cb.cm_vol_change = 1;
    }
    printf("vol: %d\n", sys_cb.vol);
    return true;
}

AT(.text.bsp.dac)
u8 bsp_volume_inc(u8 vol)
{
    vol++;
    if(vol > VOL_MAX)
        vol = VOL_MAX;
    return vol;
}

AT(.text.bsp.dac)
u8 bsp_volume_dec(u8 vol)
{
    if(vol > 0)
        vol--;
    return vol;
}

//vcmbuf及差分
AT(.text.bsp.dac)
bool bsp_dac_off_for_bt_conn(void)
{
    if ((DAC_OFF_FOR_BT_CONN_EN) && (DAC_CH_SEL >= DAC_VCMBUF_MONO)) {
        return true;
    }
    return false;
}

AT(.text.bsp.dac)
void dac_set_anl_offset(u8 bt_call_flag)
{
    if (bt_call_flag) {
        sys_cb.gain_offset = BT_CALL_MAX_GAIN;
    } else {
        sys_cb.gain_offset = DAC_MAX_GAIN;
    }
}

AT(.text.bsp.dac)
void dac_set_vol_table(u8 vol_max)
{
    if (vol_max == 16) {
        dac_dvol_table = dac_dvol_tbl_16;
    } else {
        dac_dvol_table = dac_dvol_tbl_32;
    }
    dac_set_anl_offset(0);
}

//开机控制DAC电容放电等待时间
AT(.text.dac.pull)
void dac_pull_down_delay(void)
{
    delay_5ms(DAC_PULL_DOWN_DELAY);
}

AT(.com_text.dac.mute)
void dac_set_mute_callback(u8 mute_flag)
{
#if LOUDSPEAKER_MUTE_EN
    if (mute_flag) {
        bsp_loudspeaker_mute();
    } else {
        if (!sys_cb.mute) {
            bsp_loudspeaker_unmute();
            //DAC延时淡入，防止UNMUTE时间太短导致喇叭声音不全的问题
            dac_unmute_set_delay(LOUDSPEAKER_UNMUTE_DELAY);
        }
    }
#endif
}

AT(.text.bsp.dac)
void dac_init(void)
{
    cfg_dac_out_spr = DAC_OUT_SPR;
//#if FUNC_USBDEV_EN
//    cfg_pcm_out_format = PCM_OUT_24BITS;                //打开usb device默认用24bit dac
//#else
    cfg_pcm_out_format = (DAC_24BITS_EN * PCM_OUT_24BITS) /*| PCM_OUT_MONO*/;
//#endif

    dac_set_vol_table(xcfg_cb.vol_max);
    printf("[%s] vol_max:%d, offset: %d\n", __func__, xcfg_cb.vol_max, sys_cb.gain_offset);

    dac_aubuf_init();

    dac_power_on();

    dac_ang_gain_set(ANL_N0DB);

    plugin_music_eq();

#if DAC_EQ_AFTER_VOL_EN
    music_eq_set_after_vol();
#endif // DAC_EQ_AFTER_VOL_EN

#if DAC_DRC_EN
    music_set_drc_by_res(RES_BUF_EQ_DAC_DRC, RES_LEN_EQ_DAC_DRC);
#endif

#if DAC_DNC_EN
    dac_dnc_init();
    dac_dnc_start();
#endif
}

#if BT_MUSIC_EFFECT_ABT_EN
AT(.text.bsp.dac.vol)
void bsp_set_dac_dvol_tbl(u8* buf)
{
    if (buf[2]) {
        memcpy(dac_dvol_tbl_32, &buf[3], 33);
    } else {
        memcpy(dac_dvol_tbl_16, &buf[3], 17);
    }
    bsp_set_volume(sys_cb.vol);
}
#endif // BT_MUSIC_EFFECT_ABT_EN