audio_platform_info.xml

<?xml version="1.0" encoding="ISO-8859-1"?>

<audio_platform_info>
    <acdb_ids>
        <device name="SND_DEVICE_OUT_VOICE_HANDSET"         acdb_id="67"/>
        <device name="SND_DEVICE_OUT_VOICE_SPEAKER"         acdb_id="66"/>
        <device name="SND_DEVICE_OUT_VOICE_HANDSET_TMUS"    acdb_id="67"/>
        <device name="SND_DEVICE_IN_HEADSET_MIC_AEC"        acdb_id="47"/>
        <device name="SND_DEVICE_IN_VOICE_DMIC_TMUS"        acdb_id="89"/>
        <device name="SND_DEVICE_IN_UNPROCESSED_HEADSET_MIC" acdb_id="70"/>
        <device name="SND_DEVICE_IN_UNPROCESSED_MIC"         acdb_id="68"/>
        <device name="SND_DEVICE_IN_UNPROCESSED_STEREO_MIC" acdb_id="69"/>
    </acdb_ids>

    <pcm_ids>
        <usecase name="USECASE_VOICE_CALL" type="in" id="20"/>
        <usecase name="USECASE_VOICE_CALL" type="out" id="20"/>
        <usecase name="USECASE_VOICE2_CALL" type="in" id="25"/>
        <usecase name="USECASE_VOICE2_CALL" type="out" id="25"/>
        <usecase name="USECASE_VOLTE_CALL" type="in" id="21"/>
        <usecase name="USECASE_VOLTE_CALL" type="out" id="21"/>
        <usecase name="USECASE_QCHAT_CALL" type="in" id="33"/>
        <usecase name="USECASE_QCHAT_CALL" type="out" id="33"/>
        <usecase name="USECASE_VOWLAN_CALL" type="in" id="-1"/>
        <usecase name="USECASE_VOWLAN_CALL" type="out" id="-1"/>
    </pcm_ids>

    <backend_names>
        <device name="SND_DEVICE_OUT_SPEAKER"           backend="speaker" interface="QUAT_MI2S_RX"/>
        <device name="SND_DEVICE_OUT_SPEAKER_SAFE"      backend="speaker" interface="QUAT_MI2S_RX"/>
        <device name="SND_DEVICE_OUT_VOICE_SPEAKER"     backend="speaker" interface="QUAT_MI2S_RX"/>
        <device name="SND_DEVICE_OUT_SPEAKER_REVERSE"   backend="speaker" interface="QUAT_MI2S_RX"/>

        <device name="SND_DEVICE_OUT_SPEAKER_AND_HEADPHONES"      backend="speaker-and-headphones" interface="QUAT_MI2S_RX-and-SLIMBUS_0_RX"/>
        <device name="SND_DEVICE_OUT_SPEAKER_AND_LINE"            backend="speaker-and-headphones" interface="QUAT_MI2S_RX-and-SLIMBUS_0_RX"/>
        <device name="SND_DEVICE_OUT_SPEAKER_SAFE_AND_HEADPHONES" backend="speaker-and-headphones" interface="QUAT_MI2S_RX-and-SLIMBUS_0_RX"/>
        <device name="SND_DEVICE_OUT_SPEAKER_AND_BT_SCO"          backend="speaker-and-bt-sco"      interface="QUAT_MI2S_RX-and-AUX_PCM_RX"/>
        <device name="SND_DEVICE_OUT_SPEAKER_AND_BT_SCO_WB"       backend="speaker-and-bt-sco-wb"   interface="QUAT_MI2S_RX-and-AUX_PCM_RX"/>
        <device name="SND_DEVICE_OUT_SPEAKER_SAFE_AND_LINE"       backend="speaker-and-headphones" interface="QUAT_MI2S_RX-and-SLIMBUS_0_RX"/>


        <device name="SND_DEVICE_OUT_VOICE_HANDSET"             backend="handset" interface="QUAT_MI2S_RX"/>
        <device name="SND_DEVICE_OUT_VOICE_HAC_HANDSET"         backend="handset" interface="QUAT_MI2S_RX"/>
        <device name="SND_DEVICE_OUT_VOICE_HANDSET_TMUS"        backend="handset" interface="QUAT_MI2S_RX"/>
        <device name="SND_DEVICE_OUT_HANDSET"                   backend="handset" interface="QUAT_MI2S_RX"/>
        <device name="SND_DEVICE_OUT_VOICE_TTY_HCO_HANDSET"     backend="handset" interface="QUAT_MI2S_RX"/>
    </backend_names>

    <config_params>
        <!-- If sound card name is not known, remove this entry -->
        <param key="snd_card_name" value="apq8084-taiko-tfa9890_stereo_codec-snd-card"/>
    </config_params>

</audio_platform_info>