From 2d45a1ff43776b5e378534b3d8d3732183f5f973 Mon Sep 17 00:00:00 2001
From: Yung Ti Su <andysu@google.com>
Date: Mon, 3 Jul 2023 10:16:01 +0800
Subject: [PATCH] Enable the spatial audio function

Bug: 289336492
Test: manual

Change-Id: Ie236afb9878f614eb81edd01c13be2a982ad494b
Signed-off-by: Yung Ti Su <andysu@google.com>
---
 audio/akita/audio-tables.mk                   |   5 +-
 audio/akita/config/audio_effects.xml          |   2 +
 .../config/audio_platform_configuration.xml   |   4 +
 .../config/audio_policy_configuration.xml     |  20 +-
 ...cy_configuration_a2dp_offload_disabled.xml |   8 +-
 ...licy_configuration_le_offload_disabled.xml | 259 ++++++++++++++++++
 device-akita.mk                               |   6 +-
 7 files changed, 292 insertions(+), 12 deletions(-)
 create mode 100644 audio/akita/config/audio_policy_configuration_le_offload_disabled.xml

diff --git a/audio/akita/audio-tables.mk b/audio/akita/audio-tables.mk
index 06d5139..388fe34 100644
--- a/audio/akita/audio-tables.mk
+++ b/audio/akita/audio-tables.mk
@@ -22,7 +22,10 @@ PRODUCT_COPY_FILES += \
     device/google/akita/audio/$(AUDIO_TABLE_FOLDER)/config/audio_policy_configuration.xml:$(TARGET_COPY_OUT_VENDOR)/etc/audio_policy_configuration.xml \
     device/google/akita/audio/$(AUDIO_TABLE_FOLDER)/config/audio_policy_configuration_a2dp_offload_disabled.xml:$(TARGET_COPY_OUT_VENDOR)/etc/audio_policy_configuration_a2dp_offload_disabled.xml \
     device/google/akita/audio/$(AUDIO_TABLE_FOLDER)/config/audio_platform_configuration.xml:$(TARGET_COPY_OUT_VENDOR)/etc/audio_platform_configuration.xml \
-    device/google/akita/audio/$(AUDIO_TABLE_FOLDER)/config/sound_trigger_configuration.xml:$(TARGET_COPY_OUT_VENDOR)/etc/sound_trigger_configuration.xml
+    device/google/akita/audio/$(AUDIO_TABLE_FOLDER)/config/sound_trigger_configuration.xml:$(TARGET_COPY_OUT_VENDOR)/etc/sound_trigger_configuration.xml \
+    device/google/akita/audio/$(AUDIO_TABLE_FOLDER)/config/audio_policy_volumes.xml:$(TARGET_COPY_OUT_VENDOR)/etc/audio_policy_volumes.xml \
+    device/google/akita/audio/$(AUDIO_TABLE_FOLDER)/config/audio_policy_configuration_le_offload_disabled.xml:$(TARGET_COPY_OUT_VENDOR)/etc/audio_policy_configuration_le_offload_disabled.xml \
+    frameworks/av/services/audiopolicy/config/bluetooth_with_le_audio_policy_configuration_7_0.xml:$(TARGET_COPY_OUT_VENDOR)/etc/bluetooth_audio_policy_configuration_7_0.xml
 
 # AudioEffectHAL Configuration
 PRODUCT_COPY_FILES += \
diff --git a/audio/akita/config/audio_effects.xml b/audio/akita/config/audio_effects.xml
index 1718057..e35bfbd 100644
--- a/audio/akita/config/audio_effects.xml
+++ b/audio/akita/config/audio_effects.xml
@@ -10,6 +10,7 @@
         <library name="proxy" path="libeffectproxy.so"/>
         <library name="offload_effect" path="liboffloadeffect.so"/>
         <library name="haptic_generator" path="libhapticgenerator.so"/>
+        <library name="spatializer" path="libspatialaudio.so"/>
     </libraries>
     <effects>
         <effectProxy name="bassboost" library="proxy" uuid="2f0871a2-c93c-4824-9664-42eb2909f2ef">
@@ -51,6 +52,7 @@
         <effect name="ns" library="offload_effect" uuid="62ff2836-d050-43c3-9c2d-94a73dad2c64"/>
         <effect name="haptic_generator" library="haptic_generator" uuid="97c4acd1-8b82-4f2f-832e-c2fe5d7a9931"/>
         <effect name="dynamics_processing" library="dynamics_processing" uuid="e0e6539b-1781-7261-676f-6d7573696340"/>
+        <effect name="spatializer" library="spatializer" uuid="cc4677de-ff72-11eb-9a03-0242ac130003"/>
     </effects>
     <postprocess>
     </postprocess>
diff --git a/audio/akita/config/audio_platform_configuration.xml b/audio/akita/config/audio_platform_configuration.xml
index 08d42a1..098eda0 100644
--- a/audio/akita/config/audio_platform_configuration.xml
+++ b/audio/akita/config/audio_platform_configuration.xml
@@ -227,6 +227,10 @@
             <be_cfg be_id="OUT_A2DP_BE_CFG" latency="70000"/>
         </usecase>
 
+        <usecase id="UC_IMMERSIVE_PLAYBACK" type="playback">
+            <be_cfg be_id="OUT_A2DP_BE_CFG" latency="100000"/>
+        </usecase>
+
         <usecase id="UC_AUDIO_RECORD" type="capture">
             <be_cfg be_id="IN_CAMCORDER_LANDSCAPE_BE_CFG" latency="160000"/>
             <be_cfg be_id="IN_CAMCORDER_INVERT_LANDSCAPE_BE_CFG" latency="160000"/>
diff --git a/audio/akita/config/audio_policy_configuration.xml b/audio/akita/config/audio_policy_configuration.xml
index 6a88c0a..e23ff60 100644
--- a/audio/akita/config/audio_policy_configuration.xml
+++ b/audio/akita/config/audio_policy_configuration.xml
@@ -63,6 +63,10 @@
                     <profile name="" format="AUDIO_FORMAT_PCM_FLOAT"
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                 </mixPort>
+                <mixPort name="immersive_out" role="source" flags="AUDIO_OUTPUT_FLAG_SPATIALIZER">
+                    <profile name="" format="AUDIO_FORMAT_PCM_32_BIT"
+                             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"
@@ -158,17 +162,17 @@
                 <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">
+                            encodedFormats="AUDIO_FORMAT_OPUS 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">
+                            encodedFormats="AUDIO_FORMAT_OPUS 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">
+                            encodedFormats="AUDIO_FORMAT_OPUS AUDIO_FORMAT_AAC AUDIO_FORMAT_SBC">
                     <profile name="" format="AUDIO_FORMAT_PCM_16_BIT"
                              samplingRates="44100 48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                 </devicePort>
@@ -191,15 +195,15 @@
                 <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"/>
+                       sources="primary output,deep buffer,haptic,voip_rx,compressed_offload,raw,mmap_no_irq_out,immersive_out"/>
                 <route type="mix" sink="BT A2DP Headphones"
-                       sources="primary output,deep buffer,haptic,voip_rx,compressed_offload"/>
+                       sources="primary output,deep buffer,haptic,voip_rx,compressed_offload,raw,mmap_no_irq_out,immersive_out"/>
                 <route type="mix" sink="BT A2DP Speaker"
-                       sources="primary output,deep buffer,haptic,voip_rx,compressed_offload"/>
+                       sources="primary output,deep buffer,haptic,voip_rx,compressed_offload,raw,mmap_no_irq_out,immersive_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"/>
+                       sources="primary output,deep buffer,haptic,raw,mmap_no_irq_out,voip_rx,hifi_playback,compressed_offload,immersive_out"/>
                 <route type="mix" sink="USB Headset Out"
-                       sources="primary output,deep buffer,haptic,raw,mmap_no_irq_out,voip_rx,hifi_playback,compressed_offload"/>
+                       sources="primary output,deep buffer,haptic,raw,mmap_no_irq_out,voip_rx,hifi_playback,compressed_offload,immersive_out"/>
                 <route type="mix" sink="BT SCO"
                        sources="primary output,deep buffer,haptic,voip_rx,compressed_offload"/>
                 <route type="mix" sink="BT SCO Headset"
diff --git a/audio/akita/config/audio_policy_configuration_a2dp_offload_disabled.xml b/audio/akita/config/audio_policy_configuration_a2dp_offload_disabled.xml
index 7834dde..ab5f875 100644
--- a/audio/akita/config/audio_policy_configuration_a2dp_offload_disabled.xml
+++ b/audio/akita/config/audio_policy_configuration_a2dp_offload_disabled.xml
@@ -63,6 +63,10 @@
                     <profile name="" format="AUDIO_FORMAT_PCM_FLOAT"
                              samplingRates="48000" channelMasks="AUDIO_CHANNEL_OUT_STEREO"/>
                 </mixPort>
+                <mixPort name="immersive_out" role="source" flags="AUDIO_OUTPUT_FLAG_SPATIALIZER">
+                    <profile name="" format="AUDIO_FORMAT_PCM_32_BIT"
+                             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"
@@ -176,9 +180,9 @@
                 <route type="mix" sink="Earpiece"
                        sources="primary output,deep buffer,haptic,raw,mmap_no_irq_out,voip_rx,compressed_offload"/>
                 <route type="mix" sink="USB Device Out"
-                       sources="primary output,deep buffer,haptic,raw,mmap_no_irq_out,voip_rx,hifi_playback,compressed_offload"/>
+                       sources="primary output,deep buffer,haptic,raw,mmap_no_irq_out,voip_rx,hifi_playback,compressed_offload,immersive_out"/>
                 <route type="mix" sink="USB Headset Out"
-                       sources="primary output,deep buffer,haptic,raw,mmap_no_irq_out,voip_rx,hifi_playback,compressed_offload"/>
+                       sources="primary output,deep buffer,haptic,raw,mmap_no_irq_out,voip_rx,hifi_playback,compressed_offload,immersive_out"/>
                 <route type="mix" sink="BT SCO"
                        sources="primary output,deep buffer,haptic,voip_rx,compressed_offload"/>
                 <route type="mix" sink="BT SCO Headset"
diff --git a/audio/akita/config/audio_policy_configuration_le_offload_disabled.xml b/audio/akita/config/audio_policy_configuration_le_offload_disabled.xml
new file mode 100644
index 0000000..e23ff60
--- /dev/null
+++ b/audio/akita/config/audio_policy_configuration_le_offload_disabled.xml
@@ -0,0 +1,259 @@
+<?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">
+                    <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">
+                    <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_AB" />
+                </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="immersive_out" role="source" flags="AUDIO_OUTPUT_FLAG_SPATIALIZER">
+                    <profile name="" format="AUDIO_FORMAT_PCM_32_BIT"
+                             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 AUDIO_CHANNEL_INDEX_MASK_3"/>
+                </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_OPUS 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_OPUS 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_OPUS 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="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,immersive_out"/>
+                <route type="mix" sink="BT A2DP Headphones"
+                       sources="primary output,deep buffer,haptic,voip_rx,compressed_offload,raw,mmap_no_irq_out,immersive_out"/>
+                <route type="mix" sink="BT A2DP Speaker"
+                       sources="primary output,deep buffer,haptic,voip_rx,compressed_offload,raw,mmap_no_irq_out,immersive_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,immersive_out"/>
+                <route type="mix" sink="USB Headset Out"
+                       sources="primary output,deep buffer,haptic,raw,mmap_no_irq_out,voip_rx,hifi_playback,compressed_offload,immersive_out"/>
+                <route type="mix" sink="BT SCO"
+                       sources="primary output,deep buffer,haptic,voip_rx,compressed_offload"/>
+                <route type="mix" sink="BT SCO Headset"
+                       sources="primary output,deep buffer,haptic,voip_rx,compressed_offload"/>
+                <route type="mix" sink="BT SCO Car Kit"
+                       sources="primary output,deep buffer,haptic,voip_rx,compressed_offload"/>
+                <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"/>
+                <route type="mix" sink="hotword input"
+                       sources="Built-In Mic,Built-In Back Mic,USB Device In,USB Headset In,BT SCO 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"/>
+                <route type="mix" sink="fast input"
+                       sources="Built-In Mic,Built-In Back Mic,USB Device In,USB Headset In"/>
+                <route type="mix" sink="mmap_no_irq_in"
+                       sources="Built-In Mic,Built-In Back Mic,USB Device In,USB Headset In"/>
+                <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>
diff --git a/device-akita.mk b/device-akita.mk
index ef29480..e6be519 100644
--- a/device-akita.mk
+++ b/device-akita.mk
@@ -108,7 +108,7 @@ PRODUCT_COPY_FILES += \
 PRODUCT_PROPERTY_OVERRIDES += \
     ro.bluetooth.a2dp_offload.supported=true \
     persist.bluetooth.a2dp_offload.disabled=false \
-    persist.bluetooth.a2dp_offload.cap=sbc-aac-aptx-aptxhd-ldac
+    persist.bluetooth.a2dp_offload.cap=sbc-aac-aptx-aptxhd-ldac-opus
 
 # DCK properties based on target
 PRODUCT_PROPERTY_OVERRIDES += \
@@ -136,6 +136,10 @@ PRODUCT_PACKAGES += \
 	libspatialaudio \
 	librondo
 
+# declare use of spatial audio
+PRODUCT_PROPERTY_OVERRIDES += \
+       ro.audio.spatializer_enabled=true
+
 # Keymaster HAL
 #LOCAL_KEYMASTER_PRODUCT_PACKAGE ?= android.hardware.keymaster@4.1-service