android_device_samsung_msm8996-common/audio/audio_policy_configuration.xml

<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<audioPolicyConfiguration version="1.0" xmlns:xi="http://www.w3.org/2001/XInclude">

    <globalConfiguration speaker_drc_enabled="false"/>

    <modules>
        <module name="primary" halVersion="3.0">
            <attachedDevices>
                <item>Earpiece</item>
                <item>Speaker</item>
                <item>Built-In Mic</item>
                <item>Built-In Back Mic</item>
            </attachedDevices>

            <defaultOutputDevice>Speaker</defaultOutputDevice>

            <mixPorts>
                <!-- Playback(Output) Streams -->
                <mixPort name="primary-out" role="source" flags="AUDIO_OUTPUT_FLAG_PRIMARY|AUDIO_OUTPUT_FLAG_DEEP_BUFFER">
                    <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                             samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                </mixPort>

                <!-- Capture(Input) Streams -->
                <mixPort name="primary-in" role="sink">
                    <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                             samplingRates="48000"
                             channelMasks="AUDIO_CHANNEL_IN_MONO,AUDIO_CHANNEL_IN_STEREO,AUDIO_CHANNEL_IN_VOICE_UPLINK,AUDIO_CHANNEL_IN_VOICE_DNLINK"/>
                </mixPort>
            </mixPorts>

            <devicePorts>
                <!-- output devices declaration, i.e. Sink DEVICE PORT -->
                <devicePort tagName="Earpiece" role="sink" type="AUDIO_DEVICE_OUT_EARPIECE">
                   <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                            samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_MONO"/>
                </devicePort>
                <devicePort tagName="Speaker" role="sink" type="AUDIO_DEVICE_OUT_SPEAKER">
                   <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                            samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                </devicePort>
                <devicePort tagName="Wired Headset" role="sink" type="AUDIO_DEVICE_OUT_WIRED_HEADSET">
                    <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                            samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                </devicePort>
                <devicePort tagName="Wired Headphone" role="sink" type="AUDIO_DEVICE_OUT_WIRED_HEADPHONE">
                   <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                            samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                </devicePort>
                <devicePort tagName="Bt Sco" role="sink" type="AUDIO_DEVICE_OUT_BLUETOOTH_SCO">
                   <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                            samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                </devicePort>
                <devicePort tagName="Bt Sco Headset" role="sink" type="AUDIO_DEVICE_OUT_BLUETOOTH_SCO_HEADSET">
                   <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                            samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                </devicePort>
                <devicePort tagName="Bt Sco Car Kit" role="sink" type="AUDIO_DEVICE_OUT_BLUETOOTH_SCO_CARKIT">
                   <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                            samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                </devicePort>

                <!-- input devices declaration, i.e. source DEVICE PORT -->
                <devicePort tagName="Built-In Mic" type="AUDIO_DEVICE_IN_BUILTIN_MIC" role="source">
                    <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,AUDIO_CHANNEL_IN_FRONT_BACK,AUDIO_CHANNEL_IN_VOICE_UPLINK,AUDIO_CHANNEL_IN_VOICE_DNLINK"/>
                </devicePort>
                <devicePort tagName="Built-In Back Mic" type="AUDIO_DEVICE_IN_BACK_MIC" role="source">
                    <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,AUDIO_CHANNEL_IN_FRONT_BACK,AUDIO_CHANNEL_IN_VOICE_UPLINK,AUDIO_CHANNEL_IN_VOICE_DNLINK"/>
                </devicePort>
                <devicePort tagName="Wired Headset Mic" type="AUDIO_DEVICE_IN_WIRED_HEADSET" role="source">
                    <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,AUDIO_CHANNEL_IN_FRONT_BACK,AUDIO_CHANNEL_IN_VOICE_UPLINK,AUDIO_CHANNEL_IN_VOICE_DNLINK"/>
                </devicePort>
                <devicePort tagName="Bt Sco Headset Mic" type="AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET" role="source">
                    <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,AUDIO_CHANNEL_IN_FRONT_BACK,AUDIO_CHANNEL_IN_VOICE_UPLINK,AUDIO_CHANNEL_IN_VOICE_DNLINK"/>
                </devicePort>
            </devicePorts>

            <routes>
                <route sink="Earpiece" type="mix"
                       sources="primary-out"/>
                <route sink="Speaker" type="mix"
                       sources="primary-out"/>
                <route sink="Wired Headset" type="mix"
                       sources="primary-out"/>
                <route sink="Wired Headphone" type="mix"
                       sources="primary-out"/>
                <route sink="Bt Sco" type="mix"
                       sources="primary-out"/>
                <route sink="Bt Sco Headset" type="mix"
                       sources="primary-out"/>
                <route sink="Bt Sco Car Kit" type="mix"
                       sources="primary-out"/>

                <route sink="primary-in" type="mix"
                       sources="Built-In Mic,Built-In Back Mic,Wired Headset Mic,Bt Sco Headset Mic"/>

            </routes>
        </module>

        <!-- A2DP Input Audio HAL -->
        <xi:include href="/vendor/etc/a2dp_in_audio_policy_configuration.xml"/>

        <!-- Bluetooth Audio HAL -->
        <xi:include href="/vendor/etc/bluetooth_audio_policy_configuration.xml"/>

        <!-- Usb Audio HAL -->
        <xi:include href="/vendor/etc/usb_audio_policy_configuration.xml"/>

        <!-- Remote Submix Audio HAL -->
        <xi:include href="/vendor/etc/r_submix_audio_policy_configuration.xml"/>

    </modules>

    <!-- Volume section -->
    <xi:include href="/vendor/etc/audio_policy_volumes.xml"/>
    <xi:include href="/vendor/etc/default_volume_tables.xml"/>

</audioPolicyConfiguration>