Loading configs/common_au/audio_policy_configuration_7_0.xml 0 → 100644 +395 −0 Original line number Diff line number Diff line <?xml version="1.0" encoding="UTF-8" standalone="yes"?> <!-- Copyright (c) 2016-2017, 2019, The Linux Foundation. All rights reserved Not a Contribution. --> <!-- Copyright (C) 2015 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. Changes from Qualcomm Innovation Center are provided under the following license: Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved. SPDX-License-Identifier: BSD-3-Clause-Clear --> <audioPolicyConfiguration version="7.0" xmlns:xi="http://www.w3.org/2001/XInclude"> <!-- version section contains a “version” tag in the form “major.minor” e.g version=”1.0” --> <!-- Global configuration Decalaration --> <globalConfiguration speaker_drc_enabled="true"/> <!-- Modules section: There is one section per audio HW module present on the platform. Each module section will contains two mandatory tags for audio HAL “halVersion” and “name”. The module names are the same as in current .conf file: “primary”, “A2DP”, “remote_submix”, “USB” Each module will contain the following sections: “devicePorts”: a list of device descriptors for all input and output devices accessible via this module. This contains both permanently attached devices and removable devices. "gain": constraints applied to the millibel values: - maxValueMB >= minValueMB - defaultValueMB >= minValueMB && defaultValueMB <= maxValueMB - (maxValueMB - minValueMB) % stepValueMB == 0 - (defaultValueMB - minValueMB) % stepValueMB == 0 “mixPorts”: listing all output and input streams exposed by the audio HAL “routes”: list of possible connections between input and output devices or between stream and devices. "route": is defined by an attribute: -"type": <mux|mix> means all sources are mutual exclusive (mux) or can be mixed (mix) -"sink": the sink involved in this route -"sources": all the sources than can be connected to the sink via vis route “attachedDevices”: permanently attached devices. The attachedDevices section is a list of devices names. The names correspond to device names defined in <devicePorts> section. “defaultOutputDevice”: device to be used by default when no policy rule applies --> <modules> <module name="primary" halVersion="3.0"> <attachedDevices> <item>Media Bus</item> <item>Sys Notification Bus</item> <item>Nav Guidance Bus</item> <item>Phone Bus</item> <item>Alerts Bus</item> <item>Front Passenger Bus</item> <item>Rear Seat Bus</item> <item>Built-In Mic</item> <item>Built-In Back Mic</item> <item>Primary In Bus</item> <item>Front Passenger In Bus</item> <item>Rear Seat In Bus</item> <item>Echo Reference</item> <item>FM Tuner</item> </attachedDevices> <defaultOutputDevice>Media Bus</defaultOutputDevice> <mixPorts> <mixPort name="media" role="source" flags="AUDIO_OUTPUT_FLAG_PRIMARY"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> </mixPort> <mixPort name="sys_notification" role="source"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> </mixPort> <mixPort name="mixport_tuner0" role="sink"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_IN_STEREO"/> </mixPort> <mixPort name="nav_guidance" role="source"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> </mixPort> <mixPort name="phone" role="source"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> </mixPort> <mixPort name="alerts" role="source"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> </mixPort> <mixPort name="front_passenger" role="source"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> </mixPort> <mixPort name="rear_seat" role="source"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> </mixPort> <mixPort name="primary output" role="source" flags="AUDIO_OUTPUT_FLAG_PRIMARY AUDIO_OUTPUT_FLAG_FAST"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> </mixPort> <mixPort name="raw" role="source" flags="AUDIO_OUTPUT_FLAG_RAW AUDIO_OUTPUT_FLAG_FAST"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" 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_24_BIT_PACKED" samplingRates="44100 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"> <profile name="" format="AUDIO_FORMAT_MP3" samplingRates="8000 11025 12000 16000 22050 24000 32000 44100 48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO AUDIO_CHANNEL_OUT_MONO"/> <profile name="" format="AUDIO_FORMAT_AAC_LC" samplingRates="8000 11025 12000 16000 22050 24000 32000 44100 48000 64000 88200 96000" channelMasks="AUDIO_CHANNEL_OUT_STEREO AUDIO_CHANNEL_OUT_MONO"/> <profile name="" format="AUDIO_FORMAT_AAC_HE_V1" samplingRates="8000 11025 12000 16000 22050 24000 32000 44100 48000 64000 88200 96000" channelMasks="AUDIO_CHANNEL_OUT_STEREO AUDIO_CHANNEL_OUT_MONO"/> <profile name="" format="AUDIO_FORMAT_AAC_HE_V2" samplingRates="8000 11025 12000 16000 22050 24000 32000 44100 48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO AUDIO_CHANNEL_OUT_MONO"/> </mixPort> <mixPort name="voice_tx" role="source"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="8000 16000 48000" channelMasks="AUDIO_CHANNEL_OUT_MONO 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_16_BIT" samplingRates="8000 16000 24000 32000 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="8000 16000 32000 48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> </mixPort> <mixPort name="incall_music_uplink" role="source" flags="AUDIO_OUTPUT_FLAG_INCALL_MUSIC"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="8000 16000 48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> </mixPort> <mixPort name="primary input" role="sink" maxOpenCount="3" maxActiveCount="3"> <profile name="" format="AUDIO_FORMAT_PCM_8_24_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_INDEX_MASK_3"/> </mixPort> <mixPort name="fast input" role="sink" maxOpenCount="2" maxActiveCount="2" flags="AUDIO_INPUT_FLAG_FAST"> <profile name="" format="AUDIO_FORMAT_PCM_8_24_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_INDEX_MASK_3"/> </mixPort> <mixPort name="voice_rx" role="sink"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="8000 16000 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_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_INDEX_MASK_3"/> </mixPort> <mixPort name="voip_tx" role="sink" flags="AUDIO_INPUT_FLAG_VOIP_TX"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="8000 16000 32000 48000" channelMasks="AUDIO_CHANNEL_IN_MONO"/> </mixPort> <mixPort name="echo_ref" role="sink"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="16000 48000" channelMasks="AUDIO_CHANNEL_IN_MONO AUDIO_CHANNEL_IN_STEREO"/> </mixPort> </mixPorts> <devicePorts> <devicePort tagName="Media Bus" role="sink" type="AUDIO_DEVICE_OUT_BUS" address="BUS00_MEDIA"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> <gains> <gain name="" mode="AUDIO_GAIN_MODE_JOINT" minValueMB="-6000" maxValueMB="600" defaultValueMB="0" stepValueMB="100"/> </gains> </devicePort> <devicePort tagName="Sys Notification Bus" role="sink" type="AUDIO_DEVICE_OUT_BUS" address="BUS01_SYS_NOTIFICATION"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> <gains> <gain name="" mode="AUDIO_GAIN_MODE_JOINT" minValueMB="-6000" maxValueMB="600" defaultValueMB="0" stepValueMB="100"/> </gains> </devicePort> <devicePort tagName="Nav Guidance Bus" role="sink" type="AUDIO_DEVICE_OUT_BUS" address="BUS02_NAV_GUIDANCE"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> <gains> <gain name="" mode="AUDIO_GAIN_MODE_JOINT" minValueMB="-6000" maxValueMB="600" defaultValueMB="0" stepValueMB="100"/> </gains> </devicePort> <devicePort tagName="Phone Bus" role="sink" type="AUDIO_DEVICE_OUT_BUS" address="BUS03_PHONE"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> <gains> <gain name="" mode="AUDIO_GAIN_MODE_JOINT" minValueMB="-6000" maxValueMB="600" defaultValueMB="0" stepValueMB="100"/> </gains> </devicePort> <devicePort tagName="Alerts Bus" role="sink" type="AUDIO_DEVICE_OUT_BUS" address="BUS05_ALERTS"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> <gains> <gain name="" mode="AUDIO_GAIN_MODE_JOINT" minValueMB="-6000" maxValueMB="600" defaultValueMB="0" stepValueMB="100"/> </gains> </devicePort> <devicePort tagName="Front Passenger Bus" role="sink" type="AUDIO_DEVICE_OUT_BUS" address="BUS08_FRONT_PASSENGER"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> <gains> <gain name="" mode="AUDIO_GAIN_MODE_JOINT" minValueMB="-6000" maxValueMB="600" defaultValueMB="0" stepValueMB="100"/> </gains> </devicePort> <devicePort tagName="Rear Seat Bus" role="sink" type="AUDIO_DEVICE_OUT_BUS" address="BUS16_REAR_SEAT"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> <gains> <gain name="" mode="AUDIO_GAIN_MODE_JOINT" minValueMB="-6000" maxValueMB="600" defaultValueMB="0" stepValueMB="100"/> </gains> </devicePort> <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="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="Telephony Tx" type="AUDIO_DEVICE_OUT_TELEPHONY_TX" role="sink"> </devicePort> <devicePort tagName="BT A2DP Out" type="AUDIO_DEVICE_OUT_BLUETOOTH_A2DP" role="sink" encodedFormats="AUDIO_FORMAT_LDAC AUDIO_FORMAT_APTX AUDIO_FORMAT_APTX_HD AUDIO_FORMAT_AAC AUDIO_FORMAT_SBC"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="44100 48000 88200 96000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> </devicePort> <devicePort tagName="BT A2DP Headphones" type="AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES" role="sink" encodedFormats="AUDIO_FORMAT_LDAC AUDIO_FORMAT_APTX AUDIO_FORMAT_APTX_HD AUDIO_FORMAT_AAC AUDIO_FORMAT_SBC"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="44100 48000 88200 96000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> </devicePort> <devicePort tagName="BT A2DP Speaker" type="AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER" role="sink" encodedFormats="AUDIO_FORMAT_LDAC AUDIO_FORMAT_APTX AUDIO_FORMAT_APTX_HD AUDIO_FORMAT_AAC AUDIO_FORMAT_SBC"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="44100 48000 88200 96000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> </devicePort> <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="BT SCO Headset Mic" type="AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET" role="source"> </devicePort> <devicePort tagName="Telephony Rx" type="AUDIO_DEVICE_IN_TELEPHONY_RX" role="source"> </devicePort> <devicePort tagName="Primary In Bus" type="AUDIO_DEVICE_IN_BUS" role="source" address="BUS04_INPUT"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_IN_STEREO"/> <gains> <gain name="" mode="AUDIO_GAIN_MODE_JOINT" minValueMB="-6000" maxValueMB="600" defaultValueMB="0" stepValueMB="100"/> </gains> </devicePort> <devicePort tagName="Front Passenger In Bus" type="AUDIO_DEVICE_IN_BUS" role="source" address="BUS09_INPUT_FRONT_PASSENGER"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_IN_STEREO"/> <gains> <gain name="" mode="AUDIO_GAIN_MODE_JOINT" minValueMB="-6000" maxValueMB="600" defaultValueMB="0" stepValueMB="100"/> </gains> </devicePort> <devicePort tagName="Rear Seat In Bus" type="AUDIO_DEVICE_IN_BUS" role="source" address="BUS17_INPUT_REAR_SEAT"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_IN_STEREO"/> <gains> <gain name="" mode="AUDIO_GAIN_MODE_JOINT" minValueMB="-6000" maxValueMB="600" defaultValueMB="0" stepValueMB="100"/> </gains> </devicePort> <devicePort tagName="Echo Reference" type="AUDIO_DEVICE_IN_ECHO_REFERENCE" role="source"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="16000 48000" channelMasks="AUDIO_CHANNEL_IN_MONO AUDIO_CHANNEL_IN_STEREO"/> </devicePort> <devicePort tagName="FM Tuner" type="AUDIO_DEVICE_IN_FM_TUNER" role="source"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_IN_MONO AUDIO_CHANNEL_IN_STEREO"/> </devicePort> </devicePorts> <routes> <route type="mix" sink="Media Bus" sources="media,mmap_no_irq_out"/> <route type="mix" sink="Sys Notification Bus" sources="sys_notification,mmap_no_irq_out"/> <route type="mix" sink="Nav Guidance Bus" sources="nav_guidance,mmap_no_irq_out"/> <route type="mix" sink="Phone Bus" sources="phone,mmap_no_irq_out"/> <route type="mix" sink="Alerts Bus" sources="alerts"/> <route type="mix" sink="Front Passenger Bus" sources="front_passenger,mmap_no_irq_out"/> <route type="mix" sink="Rear Seat Bus" sources="rear_seat,mmap_no_irq_out"/> <route type="mix" sink="Earpiece" sources="primary output,raw,deep_buffer,mmap_no_irq_out,voip_rx,mmap_no_irq_out"/> <route type="mix" sink="Speaker" sources="primary output,raw,deep_buffer,compressed_offload,mmap_no_irq_out,voip_rx"/> <route type="mix" sink="Speaker Safe" sources="primary output,raw,deep_buffer,compressed_offload,mmap_no_irq_out,voip_rx"/> <route type="mix" sink="BT SCO" sources="primary output,raw,deep_buffer,voip_rx"/> <route type="mix" sink="BT SCO Headset" sources="primary output,raw,deep_buffer,voip_rx"/> <route type="mix" sink="BT SCO Car Kit" sources="primary output,raw,deep_buffer,voip_rx"/> <route type="mix" sink="Telephony Tx" sources="voice_tx,incall_music_uplink"/> <route type="mix" sink="primary input" sources="Built-In Mic,Built-In Back Mic,BT SCO Headset Mic,Primary In Bus,Front Passenger In Bus,Rear Seat In Bus"/> <route type="mix" sink="echo_ref" sources="Echo Reference"/> <route type="mix" sink="fast input" sources="Built-In Mic,Built-In Back Mic,BT SCO Headset Mic"/> <route type="mix" sink="voice_rx" sources="Telephony Rx"/> <route type="mix" sink="mmap_no_irq_in" sources="Built-In Mic,Built-In Back Mic"/> <route type="mix" sink="voip_tx" sources="Built-In Mic,Built-In Back Mic,BT SCO Headset Mic"/> <route type="mix" sink="BT A2DP Out" sources="primary output,deep_buffer,compressed_offload,voip_rx"/> <route type="mix" sink="BT A2DP Headphones" sources="primary output,deep_buffer,compressed_offload,voip_rx"/> <route type="mix" sink="BT A2DP Speaker" sources="primary output,deep_buffer,compressed_offload,voip_rx"/> <route type="mix" sink="mixport_tuner0" sources="FM Tuner"/> </routes> </module> <!-- A2DP Input Audio HAL --> <xi:include href="a2dp_audio_policy_configuration.xml"/> <!-- Usb Audio HAL --> <xi:include href="usb_audio_policy_configuration.xml"/> <!-- 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> Loading
configs/common_au/audio_policy_configuration_7_0.xml 0 → 100644 +395 −0 Original line number Diff line number Diff line <?xml version="1.0" encoding="UTF-8" standalone="yes"?> <!-- Copyright (c) 2016-2017, 2019, The Linux Foundation. All rights reserved Not a Contribution. --> <!-- Copyright (C) 2015 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. Changes from Qualcomm Innovation Center are provided under the following license: Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved. SPDX-License-Identifier: BSD-3-Clause-Clear --> <audioPolicyConfiguration version="7.0" xmlns:xi="http://www.w3.org/2001/XInclude"> <!-- version section contains a “version” tag in the form “major.minor” e.g version=”1.0” --> <!-- Global configuration Decalaration --> <globalConfiguration speaker_drc_enabled="true"/> <!-- Modules section: There is one section per audio HW module present on the platform. Each module section will contains two mandatory tags for audio HAL “halVersion” and “name”. The module names are the same as in current .conf file: “primary”, “A2DP”, “remote_submix”, “USB” Each module will contain the following sections: “devicePorts”: a list of device descriptors for all input and output devices accessible via this module. This contains both permanently attached devices and removable devices. "gain": constraints applied to the millibel values: - maxValueMB >= minValueMB - defaultValueMB >= minValueMB && defaultValueMB <= maxValueMB - (maxValueMB - minValueMB) % stepValueMB == 0 - (defaultValueMB - minValueMB) % stepValueMB == 0 “mixPorts”: listing all output and input streams exposed by the audio HAL “routes”: list of possible connections between input and output devices or between stream and devices. "route": is defined by an attribute: -"type": <mux|mix> means all sources are mutual exclusive (mux) or can be mixed (mix) -"sink": the sink involved in this route -"sources": all the sources than can be connected to the sink via vis route “attachedDevices”: permanently attached devices. The attachedDevices section is a list of devices names. The names correspond to device names defined in <devicePorts> section. “defaultOutputDevice”: device to be used by default when no policy rule applies --> <modules> <module name="primary" halVersion="3.0"> <attachedDevices> <item>Media Bus</item> <item>Sys Notification Bus</item> <item>Nav Guidance Bus</item> <item>Phone Bus</item> <item>Alerts Bus</item> <item>Front Passenger Bus</item> <item>Rear Seat Bus</item> <item>Built-In Mic</item> <item>Built-In Back Mic</item> <item>Primary In Bus</item> <item>Front Passenger In Bus</item> <item>Rear Seat In Bus</item> <item>Echo Reference</item> <item>FM Tuner</item> </attachedDevices> <defaultOutputDevice>Media Bus</defaultOutputDevice> <mixPorts> <mixPort name="media" role="source" flags="AUDIO_OUTPUT_FLAG_PRIMARY"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> </mixPort> <mixPort name="sys_notification" role="source"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> </mixPort> <mixPort name="mixport_tuner0" role="sink"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_IN_STEREO"/> </mixPort> <mixPort name="nav_guidance" role="source"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> </mixPort> <mixPort name="phone" role="source"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> </mixPort> <mixPort name="alerts" role="source"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> </mixPort> <mixPort name="front_passenger" role="source"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> </mixPort> <mixPort name="rear_seat" role="source"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> </mixPort> <mixPort name="primary output" role="source" flags="AUDIO_OUTPUT_FLAG_PRIMARY AUDIO_OUTPUT_FLAG_FAST"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> </mixPort> <mixPort name="raw" role="source" flags="AUDIO_OUTPUT_FLAG_RAW AUDIO_OUTPUT_FLAG_FAST"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" 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_24_BIT_PACKED" samplingRates="44100 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"> <profile name="" format="AUDIO_FORMAT_MP3" samplingRates="8000 11025 12000 16000 22050 24000 32000 44100 48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO AUDIO_CHANNEL_OUT_MONO"/> <profile name="" format="AUDIO_FORMAT_AAC_LC" samplingRates="8000 11025 12000 16000 22050 24000 32000 44100 48000 64000 88200 96000" channelMasks="AUDIO_CHANNEL_OUT_STEREO AUDIO_CHANNEL_OUT_MONO"/> <profile name="" format="AUDIO_FORMAT_AAC_HE_V1" samplingRates="8000 11025 12000 16000 22050 24000 32000 44100 48000 64000 88200 96000" channelMasks="AUDIO_CHANNEL_OUT_STEREO AUDIO_CHANNEL_OUT_MONO"/> <profile name="" format="AUDIO_FORMAT_AAC_HE_V2" samplingRates="8000 11025 12000 16000 22050 24000 32000 44100 48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO AUDIO_CHANNEL_OUT_MONO"/> </mixPort> <mixPort name="voice_tx" role="source"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="8000 16000 48000" channelMasks="AUDIO_CHANNEL_OUT_MONO 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_16_BIT" samplingRates="8000 16000 24000 32000 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="8000 16000 32000 48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> </mixPort> <mixPort name="incall_music_uplink" role="source" flags="AUDIO_OUTPUT_FLAG_INCALL_MUSIC"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="8000 16000 48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> </mixPort> <mixPort name="primary input" role="sink" maxOpenCount="3" maxActiveCount="3"> <profile name="" format="AUDIO_FORMAT_PCM_8_24_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_INDEX_MASK_3"/> </mixPort> <mixPort name="fast input" role="sink" maxOpenCount="2" maxActiveCount="2" flags="AUDIO_INPUT_FLAG_FAST"> <profile name="" format="AUDIO_FORMAT_PCM_8_24_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_INDEX_MASK_3"/> </mixPort> <mixPort name="voice_rx" role="sink"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="8000 16000 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_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_INDEX_MASK_3"/> </mixPort> <mixPort name="voip_tx" role="sink" flags="AUDIO_INPUT_FLAG_VOIP_TX"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="8000 16000 32000 48000" channelMasks="AUDIO_CHANNEL_IN_MONO"/> </mixPort> <mixPort name="echo_ref" role="sink"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="16000 48000" channelMasks="AUDIO_CHANNEL_IN_MONO AUDIO_CHANNEL_IN_STEREO"/> </mixPort> </mixPorts> <devicePorts> <devicePort tagName="Media Bus" role="sink" type="AUDIO_DEVICE_OUT_BUS" address="BUS00_MEDIA"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> <gains> <gain name="" mode="AUDIO_GAIN_MODE_JOINT" minValueMB="-6000" maxValueMB="600" defaultValueMB="0" stepValueMB="100"/> </gains> </devicePort> <devicePort tagName="Sys Notification Bus" role="sink" type="AUDIO_DEVICE_OUT_BUS" address="BUS01_SYS_NOTIFICATION"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> <gains> <gain name="" mode="AUDIO_GAIN_MODE_JOINT" minValueMB="-6000" maxValueMB="600" defaultValueMB="0" stepValueMB="100"/> </gains> </devicePort> <devicePort tagName="Nav Guidance Bus" role="sink" type="AUDIO_DEVICE_OUT_BUS" address="BUS02_NAV_GUIDANCE"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> <gains> <gain name="" mode="AUDIO_GAIN_MODE_JOINT" minValueMB="-6000" maxValueMB="600" defaultValueMB="0" stepValueMB="100"/> </gains> </devicePort> <devicePort tagName="Phone Bus" role="sink" type="AUDIO_DEVICE_OUT_BUS" address="BUS03_PHONE"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> <gains> <gain name="" mode="AUDIO_GAIN_MODE_JOINT" minValueMB="-6000" maxValueMB="600" defaultValueMB="0" stepValueMB="100"/> </gains> </devicePort> <devicePort tagName="Alerts Bus" role="sink" type="AUDIO_DEVICE_OUT_BUS" address="BUS05_ALERTS"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> <gains> <gain name="" mode="AUDIO_GAIN_MODE_JOINT" minValueMB="-6000" maxValueMB="600" defaultValueMB="0" stepValueMB="100"/> </gains> </devicePort> <devicePort tagName="Front Passenger Bus" role="sink" type="AUDIO_DEVICE_OUT_BUS" address="BUS08_FRONT_PASSENGER"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> <gains> <gain name="" mode="AUDIO_GAIN_MODE_JOINT" minValueMB="-6000" maxValueMB="600" defaultValueMB="0" stepValueMB="100"/> </gains> </devicePort> <devicePort tagName="Rear Seat Bus" role="sink" type="AUDIO_DEVICE_OUT_BUS" address="BUS16_REAR_SEAT"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> <gains> <gain name="" mode="AUDIO_GAIN_MODE_JOINT" minValueMB="-6000" maxValueMB="600" defaultValueMB="0" stepValueMB="100"/> </gains> </devicePort> <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="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="Telephony Tx" type="AUDIO_DEVICE_OUT_TELEPHONY_TX" role="sink"> </devicePort> <devicePort tagName="BT A2DP Out" type="AUDIO_DEVICE_OUT_BLUETOOTH_A2DP" role="sink" encodedFormats="AUDIO_FORMAT_LDAC AUDIO_FORMAT_APTX AUDIO_FORMAT_APTX_HD AUDIO_FORMAT_AAC AUDIO_FORMAT_SBC"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="44100 48000 88200 96000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> </devicePort> <devicePort tagName="BT A2DP Headphones" type="AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES" role="sink" encodedFormats="AUDIO_FORMAT_LDAC AUDIO_FORMAT_APTX AUDIO_FORMAT_APTX_HD AUDIO_FORMAT_AAC AUDIO_FORMAT_SBC"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="44100 48000 88200 96000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> </devicePort> <devicePort tagName="BT A2DP Speaker" type="AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER" role="sink" encodedFormats="AUDIO_FORMAT_LDAC AUDIO_FORMAT_APTX AUDIO_FORMAT_APTX_HD AUDIO_FORMAT_AAC AUDIO_FORMAT_SBC"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="44100 48000 88200 96000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/> </devicePort> <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="BT SCO Headset Mic" type="AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET" role="source"> </devicePort> <devicePort tagName="Telephony Rx" type="AUDIO_DEVICE_IN_TELEPHONY_RX" role="source"> </devicePort> <devicePort tagName="Primary In Bus" type="AUDIO_DEVICE_IN_BUS" role="source" address="BUS04_INPUT"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_IN_STEREO"/> <gains> <gain name="" mode="AUDIO_GAIN_MODE_JOINT" minValueMB="-6000" maxValueMB="600" defaultValueMB="0" stepValueMB="100"/> </gains> </devicePort> <devicePort tagName="Front Passenger In Bus" type="AUDIO_DEVICE_IN_BUS" role="source" address="BUS09_INPUT_FRONT_PASSENGER"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_IN_STEREO"/> <gains> <gain name="" mode="AUDIO_GAIN_MODE_JOINT" minValueMB="-6000" maxValueMB="600" defaultValueMB="0" stepValueMB="100"/> </gains> </devicePort> <devicePort tagName="Rear Seat In Bus" type="AUDIO_DEVICE_IN_BUS" role="source" address="BUS17_INPUT_REAR_SEAT"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_IN_STEREO"/> <gains> <gain name="" mode="AUDIO_GAIN_MODE_JOINT" minValueMB="-6000" maxValueMB="600" defaultValueMB="0" stepValueMB="100"/> </gains> </devicePort> <devicePort tagName="Echo Reference" type="AUDIO_DEVICE_IN_ECHO_REFERENCE" role="source"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="16000 48000" channelMasks="AUDIO_CHANNEL_IN_MONO AUDIO_CHANNEL_IN_STEREO"/> </devicePort> <devicePort tagName="FM Tuner" type="AUDIO_DEVICE_IN_FM_TUNER" role="source"> <profile name="" format="AUDIO_FORMAT_PCM_16_BIT" samplingRates="48000" channelMasks="AUDIO_CHANNEL_IN_MONO AUDIO_CHANNEL_IN_STEREO"/> </devicePort> </devicePorts> <routes> <route type="mix" sink="Media Bus" sources="media,mmap_no_irq_out"/> <route type="mix" sink="Sys Notification Bus" sources="sys_notification,mmap_no_irq_out"/> <route type="mix" sink="Nav Guidance Bus" sources="nav_guidance,mmap_no_irq_out"/> <route type="mix" sink="Phone Bus" sources="phone,mmap_no_irq_out"/> <route type="mix" sink="Alerts Bus" sources="alerts"/> <route type="mix" sink="Front Passenger Bus" sources="front_passenger,mmap_no_irq_out"/> <route type="mix" sink="Rear Seat Bus" sources="rear_seat,mmap_no_irq_out"/> <route type="mix" sink="Earpiece" sources="primary output,raw,deep_buffer,mmap_no_irq_out,voip_rx,mmap_no_irq_out"/> <route type="mix" sink="Speaker" sources="primary output,raw,deep_buffer,compressed_offload,mmap_no_irq_out,voip_rx"/> <route type="mix" sink="Speaker Safe" sources="primary output,raw,deep_buffer,compressed_offload,mmap_no_irq_out,voip_rx"/> <route type="mix" sink="BT SCO" sources="primary output,raw,deep_buffer,voip_rx"/> <route type="mix" sink="BT SCO Headset" sources="primary output,raw,deep_buffer,voip_rx"/> <route type="mix" sink="BT SCO Car Kit" sources="primary output,raw,deep_buffer,voip_rx"/> <route type="mix" sink="Telephony Tx" sources="voice_tx,incall_music_uplink"/> <route type="mix" sink="primary input" sources="Built-In Mic,Built-In Back Mic,BT SCO Headset Mic,Primary In Bus,Front Passenger In Bus,Rear Seat In Bus"/> <route type="mix" sink="echo_ref" sources="Echo Reference"/> <route type="mix" sink="fast input" sources="Built-In Mic,Built-In Back Mic,BT SCO Headset Mic"/> <route type="mix" sink="voice_rx" sources="Telephony Rx"/> <route type="mix" sink="mmap_no_irq_in" sources="Built-In Mic,Built-In Back Mic"/> <route type="mix" sink="voip_tx" sources="Built-In Mic,Built-In Back Mic,BT SCO Headset Mic"/> <route type="mix" sink="BT A2DP Out" sources="primary output,deep_buffer,compressed_offload,voip_rx"/> <route type="mix" sink="BT A2DP Headphones" sources="primary output,deep_buffer,compressed_offload,voip_rx"/> <route type="mix" sink="BT A2DP Speaker" sources="primary output,deep_buffer,compressed_offload,voip_rx"/> <route type="mix" sink="mixport_tuner0" sources="FM Tuner"/> </routes> </module> <!-- A2DP Input Audio HAL --> <xi:include href="a2dp_audio_policy_configuration.xml"/> <!-- Usb Audio HAL --> <xi:include href="usb_audio_policy_configuration.xml"/> <!-- 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>