android_device_google_lynx/audio/lynx/config/audio_policy_configuration.xml

<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<!-- Copyright (C) 2020 The Android Open Source Project
     Licensed under the Apache License, Version 2.0 (the "License");
     you may not use this file except in compliance with the License.
     You may obtain a copy of the License at
          http://www.apache.org/licenses/LICENSE-2.0
     Unless required by applicable law or agreed to in writing, software
     distributed under the License is distributed on an "AS IS" BASIS,
     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     See the License for the specific language governing permissions and
     limitations under the License.
-->
<audioPolicyConfiguration version="7.0" xmlns:xi="http://www.w3.org/2001/XInclude">
    <globalConfiguration speaker_drc_enabled="false" call_screen_mode_supported="true" />
    <modules>
        <!-- Primary Audio HAL -->
        <module name="primary" halVersion="2.0">
            <attachedDevices>
                <item>Speaker</item>
                <item>Speaker Safe</item>
                <item>Earpiece</item>
                <item>Built-In Mic</item>
                <item>Built-In Back Mic</item>
                <item>Telephony Tx</item>
                <item>Voice Call And Telephony Rx</item>
                <item>Echo Ref In</item>
            </attachedDevices>
            <defaultOutputDevice>Speaker</defaultOutputDevice>
            <mixPorts>
                <mixPort name="primary output" role="source" flags="AUDIO_OUTPUT_FLAG_PRIMARY AUDIO_OUTPUT_FLAG_FAST"
                         recommendedMuteDurationMs="40">
                    <profile name="" format="AUDIO_FORMAT_PCM_FLOAT"
                             samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                </mixPort>
                <mixPort name="deep buffer" role="source" flags="AUDIO_OUTPUT_FLAG_DEEP_BUFFER">
                    <profile name="" format="AUDIO_FORMAT_PCM_FLOAT"
                             samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                </mixPort>
                <mixPort name="compressed_offload" role="source"
                         flags="AUDIO_OUTPUT_FLAG_DIRECT AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD AUDIO_OUTPUT_FLAG_NON_BLOCKING AUDIO_OUTPUT_FLAG_GAPLESS_OFFLOAD">
                    <profile name="" format="AUDIO_FORMAT_MP3"
                             samplingRates="8000 16000 24000 32000 44100 48000"
                             channelMasks="AUDIO_CHANNEL_OUT_STEREO AUDIO_CHANNEL_OUT_MONO"/>
                    <profile name="" format="AUDIO_FORMAT_AAC_LC"
                             samplingRates="8000 16000 24000 32000 44100 48000"
                             channelMasks="AUDIO_CHANNEL_OUT_STEREO AUDIO_CHANNEL_OUT_MONO"/>
                    <profile name="" format="AUDIO_FORMAT_AAC_HE_V1"
                             samplingRates="8000 16000 24000 32000 44100 48000"
                             channelMasks="AUDIO_CHANNEL_OUT_STEREO AUDIO_CHANNEL_OUT_MONO"/>
                    <profile name="" format="AUDIO_FORMAT_AAC_HE_V2"
                             samplingRates="8000 16000 24000 32000 44100 48000"
                             channelMasks="AUDIO_CHANNEL_OUT_STEREO AUDIO_CHANNEL_OUT_MONO"/>
                </mixPort>
                <mixPort name="haptic" role="source">
                    <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                             samplingRates="48000"
                             channelMasks="AUDIO_CHANNEL_OUT_STEREO_HAPTIC_A" />
                </mixPort>
                <mixPort name="raw" role="source" flags="AUDIO_OUTPUT_FLAG_RAW AUDIO_OUTPUT_FLAG_FAST">
                    <profile name="" format="AUDIO_FORMAT_PCM_32_BIT"
                             samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                </mixPort>
                <mixPort name="mmap_no_irq_out" role="source" flags="AUDIO_OUTPUT_FLAG_DIRECT AUDIO_OUTPUT_FLAG_MMAP_NOIRQ">
                    <profile name="" format="AUDIO_FORMAT_PCM_FLOAT"
                             samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                </mixPort>
                <mixPort name="incall playback" role="source"
                         flags="AUDIO_OUTPUT_FLAG_INCALL_MUSIC">
                    <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                             samplingRates="48000"
                             channelMasks="AUDIO_CHANNEL_OUT_STEREO" />
                </mixPort>
                <mixPort name="voice call tx" role="source">
                    <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                             samplingRates="48000"
                             channelMasks="AUDIO_CHANNEL_OUT_STEREO" />
                </mixPort>
                <mixPort name="voip_rx" role="source"
                         flags="AUDIO_OUTPUT_FLAG_VOIP_RX">
                    <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                           samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                </mixPort>
                <mixPort name="primary input" role="sink">
                    <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                             samplingRates="48000"
                             channelMasks="AUDIO_CHANNEL_IN_MONO AUDIO_CHANNEL_IN_STEREO"/>
                </mixPort>
                <mixPort name="hotword input" role="sink" flags="AUDIO_INPUT_FLAG_HW_HOTWORD" maxActiveCount="0" >
                    <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                             samplingRates="8000 11025 12000 16000 22050 24000 32000 44100 48000"
                             channelMasks="AUDIO_CHANNEL_IN_MONO AUDIO_CHANNEL_IN_STEREO"/>
                </mixPort>
                <mixPort name="incall capture" role="sink">
                    <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                             samplingRates="48000"
                             channelMasks="AUDIO_CHANNEL_IN_MONO"/>
                </mixPort>
                <mixPort name="voice call rx" role="sink">
                    <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                             samplingRates="48000"
                             channelMasks="AUDIO_CHANNEL_IN_MONO"/>
                </mixPort>
                <mixPort name="voip_tx" role="sink"
                         flags="AUDIO_INPUT_FLAG_VOIP_TX">
                    <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                             samplingRates="48000" channelMasks="AUDIO_CHANNEL_IN_MONO"/>
                </mixPort>
                <mixPort name="fast input" role="sink" flags="AUDIO_INPUT_FLAG_RAW AUDIO_INPUT_FLAG_FAST">
                    <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                             samplingRates="48000"
                             channelMasks="AUDIO_CHANNEL_IN_MONO AUDIO_CHANNEL_IN_STEREO"/>
                </mixPort>
                <mixPort name="mmap_no_irq_in" role="sink" flags="AUDIO_INPUT_FLAG_MMAP_NOIRQ">
                    <profile name="" format="AUDIO_FORMAT_PCM_32_BIT"
                             samplingRates="48000"
                             channelMasks="AUDIO_CHANNEL_IN_MONO AUDIO_CHANNEL_IN_STEREO"/>
                </mixPort>
                <mixPort name="hifi_playback" role="source" />
                <mixPort name="hifi_input" role="sink" />
                <mixPort name="echo_ref_input" role="sink">
                    <profile name="" format="AUDIO_FORMAT_PCM_32_BIT"
                             samplingRates="48000"
                             channelMasks="AUDIO_CHANNEL_IN_STEREO"/>
                </mixPort>
            </mixPorts>
            <devicePorts>
                <!-- Output devices declaration, i.e. Sink DEVICE PORT -->
                <devicePort tagName="Earpiece" type="AUDIO_DEVICE_OUT_EARPIECE" role="sink">
                </devicePort>
                <devicePort tagName="Speaker" type="AUDIO_DEVICE_OUT_SPEAKER" role="sink">
                </devicePort>
                <devicePort tagName="Speaker Safe" type="AUDIO_DEVICE_OUT_SPEAKER_SAFE" role="sink">
                </devicePort>
                <devicePort tagName="Wired Headset" type="AUDIO_DEVICE_OUT_WIRED_HEADSET" role="sink">
                </devicePort>
                <devicePort tagName="Wired Headphones" type="AUDIO_DEVICE_OUT_WIRED_HEADPHONE" role="sink">
                </devicePort>
                <devicePort tagName="BT SCO" type="AUDIO_DEVICE_OUT_BLUETOOTH_SCO" role="sink">
                </devicePort>
                <devicePort tagName="BT SCO Headset" type="AUDIO_DEVICE_OUT_BLUETOOTH_SCO_HEADSET" role="sink">
                </devicePort>
                <devicePort tagName="BT SCO Car Kit" type="AUDIO_DEVICE_OUT_BLUETOOTH_SCO_CARKIT" role="sink">
                </devicePort>
                <devicePort tagName="USB Device Out" type="AUDIO_DEVICE_OUT_USB_DEVICE" role="sink">
                </devicePort>
                <devicePort tagName="USB Headset Out" type="AUDIO_DEVICE_OUT_USB_HEADSET" role="sink">
                </devicePort>
                <devicePort tagName="Aux Digital" type="AUDIO_DEVICE_OUT_AUX_DIGITAL" role="sink">
                </devicePort>
                <devicePort tagName="Telephony Tx" type="AUDIO_DEVICE_OUT_TELEPHONY_TX" role="sink">
                </devicePort>
                <!-- Input devices declaration, i.e. Source DEVICE PORT -->
                <devicePort tagName="Built-In Mic" type="AUDIO_DEVICE_IN_BUILTIN_MIC" role="source">
                </devicePort>
                <devicePort tagName="Built-In Back Mic" type="AUDIO_DEVICE_IN_BACK_MIC" role="source">
                </devicePort>
                <devicePort tagName="Wired Headset Mic" type="AUDIO_DEVICE_IN_WIRED_HEADSET" role="source">
                </devicePort>
                <devicePort tagName="BT SCO Headset Mic" type="AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET" role="source">
                </devicePort>
                <devicePort tagName="BT A2DP Out" type="AUDIO_DEVICE_OUT_BLUETOOTH_A2DP" role="sink"
                            encodedFormats="AUDIO_FORMAT_AAC AUDIO_FORMAT_SBC">
                    <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                             samplingRates="44100 48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                </devicePort>
                <devicePort tagName="BT A2DP Headphones" type="AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES" role="sink"
                            encodedFormats="AUDIO_FORMAT_AAC AUDIO_FORMAT_SBC">
                    <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                             samplingRates="44100 48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                </devicePort>
                <devicePort tagName="BT A2DP Speaker" type="AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER" role="sink"
                            encodedFormats="AUDIO_FORMAT_AAC AUDIO_FORMAT_SBC">
                    <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                             samplingRates="44100 48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                </devicePort>
                <devicePort tagName="BT BLE Headset" type="AUDIO_DEVICE_OUT_BLE_HEADSET" role="sink"
                            encodedFormats="AUDIO_FORMAT_LC3">
                    <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                             samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                </devicePort>
                <devicePort tagName="BT BLE Speaker" type="AUDIO_DEVICE_OUT_BLE_SPEAKER" role="sink"
                            encodedFormats="AUDIO_FORMAT_LC3">
                    <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                             samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                </devicePort>
                <devicePort tagName="BT BLE Broadcast" type="AUDIO_DEVICE_OUT_BLE_BROADCAST" role="sink"
                            encodedFormats="AUDIO_FORMAT_LC3">
                    <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                             samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                </devicePort>
                <devicePort tagName="BLE Headset Mic" type="AUDIO_DEVICE_IN_BLE_HEADSET" role="source">
                </devicePort>
                <devicePort tagName="USB Device In" type="AUDIO_DEVICE_IN_USB_DEVICE" role="source">
                </devicePort>
                <devicePort tagName="USB Headset In" type="AUDIO_DEVICE_IN_USB_HEADSET" role="source">
                </devicePort>
                <!-- AUDIO_DEVICE_IN_VOICE_CALL and AUDIO_DEVICE_IN_TELEPHONY_RX are in the same value -->
                <devicePort tagName="Voice Call And Telephony Rx" type="AUDIO_DEVICE_IN_VOICE_CALL" role="source">
                </devicePort>
                <devicePort tagName="Echo Ref In" type="AUDIO_DEVICE_IN_ECHO_REFERENCE" role="source">
                </devicePort>
            </devicePorts>
            <!-- route declaration, i.e. list all available sources for a given sink -->
            <routes>
                <route type="mix" sink="Speaker"
                       sources="primary output,deep buffer,haptic,raw,mmap_no_irq_out,voip_rx,compressed_offload"/>
                <route type="mix" sink="Speaker Safe"
                       sources="primary output,deep buffer,haptic,raw,mmap_no_irq_out,voip_rx,compressed_offload"/>
                <route type="mix" sink="Earpiece"
                       sources="primary output,deep buffer,haptic,raw,mmap_no_irq_out,voip_rx,compressed_offload"/>
                <route type="mix" sink="BT A2DP Out"
                       sources="primary output,deep buffer,haptic,voip_rx,compressed_offload,raw,mmap_no_irq_out"/>
                <route type="mix" sink="BT A2DP Headphones"
                       sources="primary output,deep buffer,haptic,voip_rx,compressed_offload,raw,mmap_no_irq_out"/>
                <route type="mix" sink="BT A2DP Speaker"
                       sources="primary output,deep buffer,haptic,voip_rx,compressed_offload,raw,mmap_no_irq_out"/>
                <route type="mix" sink="BT BLE Headset"
                       sources="primary output,deep buffer,haptic,compressed_offload,voip_rx,raw,mmap_no_irq_out"/>
                <route type="mix" sink="BT BLE Speaker"
                       sources="primary output,deep buffer,haptic,compressed_offload,voip_rx,raw,mmap_no_irq_out"/>
                <route type="mix" sink="BT BLE Broadcast"
                       sources="primary output,deep buffer,haptic,compressed_offload,voip_rx,raw,mmap_no_irq_out"/>
                <route type="mix" sink="USB Device Out"
                       sources="primary output,deep buffer,haptic,raw,mmap_no_irq_out,voip_rx,hifi_playback,compressed_offload"/>
                <route type="mix" sink="USB Headset Out"
                       sources="primary output,deep buffer,haptic,raw,mmap_no_irq_out,voip_rx,hifi_playback,compressed_offload"/>
                <route type="mix" sink="BT SCO"
                       sources="primary output,deep buffer,haptic,voip_rx,compressed_offload,raw,mmap_no_irq_out"/>
                <route type="mix" sink="BT SCO Headset"
                       sources="primary output,deep buffer,haptic,voip_rx,compressed_offload,raw,mmap_no_irq_out"/>
                <route type="mix" sink="BT SCO Car Kit"
                       sources="primary output,deep buffer,haptic,voip_rx,compressed_offload,raw,mmap_no_irq_out"/>
                <route type="mix" sink="Telephony Tx" sources="incall playback,voice call tx" />
                <route type="mix" sink="primary input"
                       sources="Built-In Mic,Built-In Back Mic,USB Device In,USB Headset In,BT SCO Headset Mic,BLE Headset Mic"/>
                <route type="mix" sink="hotword input"
                       sources="Built-In Mic,Built-In Back Mic,USB Device In,USB Headset In,BT SCO Headset Mic,BLE Headset Mic"/>
                <route type="mix" sink="incall capture" sources="Voice Call And Telephony Rx" />
                <route type="mix" sink="voice call rx" sources="Voice Call And Telephony Rx" />
                <route type="mix" sink="voip_tx"
                       sources="Built-In Mic,Built-In Back Mic,USB Device In,USB Headset In,BT SCO Headset Mic,BLE Headset Mic"/>
                <route type="mix" sink="fast input"
                       sources="Built-In Mic,Built-In Back Mic,USB Device In,USB Headset In,BT SCO Headset Mic,BLE Headset Mic"/>
                <route type="mix" sink="mmap_no_irq_in"
                       sources="Built-In Mic,Built-In Back Mic,USB Device In,USB Headset In,BT SCO Headset Mic,BLE Headset Mic"/>
                <route type="mix" sink="hifi_input" sources="USB Device In,USB Headset In" />
                <route type="mix" sink="echo_ref_input" sources="Echo Ref In"/>
            </routes>
        </module>
        <!-- Bluetooth Audio HAL -->
        <xi:include href="bluetooth_audio_policy_configuration_7_0.xml"/>
        <!-- Usb Audio HAL -->
        <module name="usbv2" halVersion="2.0">
            <mixPorts>
                <mixPort name="usb_accessory output" role="source">
                    <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                             samplingRates="44100" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                </mixPort>
            </mixPorts>
            <devicePorts>
                <devicePort tagName="USB Host Out" type="AUDIO_DEVICE_OUT_USB_ACCESSORY" role="sink">
                    <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                             samplingRates="44100" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                </devicePort>
            </devicePorts>
            <routes>
                <route type="mix" sink="USB Host Out"
                       sources="usb_accessory output"/>
            </routes>
        </module>
        <!-- Remote Submix Audio HAL -->
        <xi:include href="r_submix_audio_policy_configuration.xml"/>
    </modules>
    <!-- End of Modules section -->
    <!-- Volume section -->
    <xi:include href="audio_policy_volumes.xml"/>
    <xi:include href="default_volume_tables.xml"/>
    <!-- End of Volume section -->
</audioPolicyConfiguration>