diff --git a/audio/aidl/default/Android.bp b/audio/aidl/default/Android.bp
index bb8d76f..9aa86b5 100644
--- a/audio/aidl/default/Android.bp
+++ b/audio/aidl/default/Android.bp
@@ -12,6 +12,7 @@
     vendor: true,
     shared_libs: [
         "libalsautilsv2",
+        "libaudio_aidl_conversion_common_ndk",
         "libaudioaidlcommon",
         "libaudioutils",
         "libbase",
@@ -19,6 +20,8 @@
         "libcutils",
         "libfmq",
         "libnbaio_mono",
+        "liblog",
+        "libmedia_helper",
         "libstagefright_foundation",
         "libtinyalsav2",
         "libutils",
@@ -31,6 +34,9 @@
         "libaudioaidl_headers",
         "libxsdc-utils",
     ],
+    cflags: [
+        "-DBACKEND_NDK",
+    ],
 }
 
 cc_library {
@@ -78,6 +84,7 @@
         "Stream.cpp",
         "StreamSwitcher.cpp",
         "Telephony.cpp",
+        "XsdcConversion.cpp",
         "alsa/Mixer.cpp",
         "alsa/ModuleAlsa.cpp",
         "alsa/StreamAlsa.cpp",
@@ -172,6 +179,7 @@
         "libbase",
         "libbinder_ndk",
         "libcutils",
+        "libfmq",
         "libmedia_helper",
         "libstagefright_foundation",
         "libutils",
@@ -184,9 +192,11 @@
     ],
     generated_sources: [
         "audio_policy_configuration_aidl_default",
+        "audio_policy_engine_configuration_aidl_default",
     ],
     generated_headers: [
         "audio_policy_configuration_aidl_default",
+        "audio_policy_engine_configuration_aidl_default",
     ],
     srcs: [
         "AudioPolicyConfigXmlConverter.cpp",
diff --git a/audio/aidl/default/AudioPolicyConfigXmlConverter.cpp b/audio/aidl/default/AudioPolicyConfigXmlConverter.cpp
index 7452c8e..5d06cb6 100644
--- a/audio/aidl/default/AudioPolicyConfigXmlConverter.cpp
+++ b/audio/aidl/default/AudioPolicyConfigXmlConverter.cpp
@@ -30,6 +30,7 @@
 
 #include "core-impl/AidlConversionXsdc.h"
 #include "core-impl/AudioPolicyConfigXmlConverter.h"
+#include "core-impl/XsdcConversion.h"
 
 using aidl::android::media::audio::common::AudioFormatDescription;
 using aidl::android::media::audio::common::AudioHalEngineConfig;
@@ -37,60 +38,39 @@
 using aidl::android::media::audio::common::AudioHalVolumeGroup;
 using aidl::android::media::audio::common::AudioStreamType;
 
-namespace xsd = android::audio::policy::configuration;
+namespace ap_xsd = android::audio::policy::configuration;
 
 namespace aidl::android::hardware::audio::core::internal {
 
 static const int kDefaultVolumeIndexMin = 0;
 static const int kDefaultVolumeIndexMax = 100;
 static const int KVolumeIndexDeferredToAudioService = -1;
-/**
- * Valid curve points take the form "<index>,<attenuationMb>", where the index
- * must be in the range [0,100]. kInvalidCurvePointIndex is used to indicate
- * that a point was formatted incorrectly (e.g. if a vendor accidentally typed a
- * '.' instead of a ',' in their XML) -- using such a curve point will result in
- * failed VTS tests.
- */
-static const int8_t kInvalidCurvePointIndex = -1;
 
-AudioHalVolumeCurve::CurvePoint AudioPolicyConfigXmlConverter::convertCurvePointToAidl(
-        const std::string& xsdcCurvePoint) {
-    AudioHalVolumeCurve::CurvePoint aidlCurvePoint{};
-    if (sscanf(xsdcCurvePoint.c_str(), "%" SCNd8 ",%d", &aidlCurvePoint.index,
-               &aidlCurvePoint.attenuationMb) != 2) {
-        aidlCurvePoint.index = kInvalidCurvePointIndex;
-    }
-    return aidlCurvePoint;
-}
-
-AudioHalVolumeCurve AudioPolicyConfigXmlConverter::convertVolumeCurveToAidl(
-        const xsd::Volume& xsdcVolumeCurve) {
+ConversionResult<AudioHalVolumeCurve> AudioPolicyConfigXmlConverter::convertVolumeCurveToAidl(
+        const ap_xsd::Volume& xsdcVolumeCurve) {
     AudioHalVolumeCurve aidlVolumeCurve;
     aidlVolumeCurve.deviceCategory =
             static_cast<AudioHalVolumeCurve::DeviceCategory>(xsdcVolumeCurve.getDeviceCategory());
     if (xsdcVolumeCurve.hasRef()) {
         if (mVolumesReferenceMap.empty()) {
-            mVolumesReferenceMap = generateReferenceMap<xsd::Volumes, xsd::Reference>(
+            mVolumesReferenceMap = generateReferenceMap<ap_xsd::Volumes, ap_xsd::Reference>(
                     getXsdcConfig()->getVolumes());
         }
-        aidlVolumeCurve.curvePoints =
-                convertCollectionToAidlUnchecked<std::string, AudioHalVolumeCurve::CurvePoint>(
+        aidlVolumeCurve.curvePoints = VALUE_OR_FATAL(
+                (convertCollectionToAidl<std::string, AudioHalVolumeCurve::CurvePoint>(
                         mVolumesReferenceMap.at(xsdcVolumeCurve.getRef()).getPoint(),
-                        std::bind(&AudioPolicyConfigXmlConverter::convertCurvePointToAidl, this,
-                                  std::placeholders::_1));
+                        &convertCurvePointToAidl)));
     } else {
-        aidlVolumeCurve.curvePoints =
-                convertCollectionToAidlUnchecked<std::string, AudioHalVolumeCurve::CurvePoint>(
-                        xsdcVolumeCurve.getPoint(),
-                        std::bind(&AudioPolicyConfigXmlConverter::convertCurvePointToAidl, this,
-                                  std::placeholders::_1));
+        aidlVolumeCurve.curvePoints = VALUE_OR_FATAL(
+                (convertCollectionToAidl<std::string, AudioHalVolumeCurve::CurvePoint>(
+                        xsdcVolumeCurve.getPoint(), &convertCurvePointToAidl)));
     }
     return aidlVolumeCurve;
 }
 
-void AudioPolicyConfigXmlConverter::mapStreamToVolumeCurve(const xsd::Volume& xsdcVolumeCurve) {
+void AudioPolicyConfigXmlConverter::mapStreamToVolumeCurve(const ap_xsd::Volume& xsdcVolumeCurve) {
     mStreamToVolumeCurvesMap[xsdcVolumeCurve.getStream()].push_back(
-            convertVolumeCurveToAidl(xsdcVolumeCurve));
+            VALUE_OR_FATAL(convertVolumeCurveToAidl(xsdcVolumeCurve)));
 }
 
 const SurroundSoundConfig& AudioPolicyConfigXmlConverter::getSurroundSoundConfig() {
@@ -109,6 +89,11 @@
     return aidlSurroundSoundConfig;
 }
 
+std::unique_ptr<AudioPolicyConfigXmlConverter::ModuleConfigs>
+AudioPolicyConfigXmlConverter::releaseModuleConfigs() {
+    return std::move(mModuleConfigurations);
+}
+
 const AudioHalEngineConfig& AudioPolicyConfigXmlConverter::getAidlEngineConfig() {
     if (mAidlEngineConfig.volumeGroups.empty() && getXsdcConfig() &&
         getXsdcConfig()->hasVolumes()) {
@@ -160,8 +145,8 @@
 
 void AudioPolicyConfigXmlConverter::mapStreamsToVolumeCurves() {
     if (getXsdcConfig()->hasVolumes()) {
-        for (const xsd::Volumes& xsdcWrapperType : getXsdcConfig()->getVolumes()) {
-            for (const xsd::Volume& xsdcVolume : xsdcWrapperType.getVolume()) {
+        for (const ap_xsd::Volumes& xsdcWrapperType : getXsdcConfig()->getVolumes()) {
+            for (const ap_xsd::Volume& xsdcVolume : xsdcWrapperType.getVolume()) {
                 mapStreamToVolumeCurve(xsdcVolume);
             }
         }
@@ -171,7 +156,7 @@
 void AudioPolicyConfigXmlConverter::addVolumeGroupstoEngineConfig() {
     for (const auto& [xsdcStream, volumeCurves] : mStreamToVolumeCurvesMap) {
         AudioHalVolumeGroup volumeGroup;
-        volumeGroup.name = xsd::toString(xsdcStream);
+        volumeGroup.name = ap_xsd::toString(xsdcStream);
         if (static_cast<int>(xsdcStream) >= AUDIO_STREAM_PUBLIC_CNT) {
             volumeGroup.minIndex = kDefaultVolumeIndexMin;
             volumeGroup.maxIndex = kDefaultVolumeIndexMax;
@@ -190,4 +175,18 @@
         addVolumeGroupstoEngineConfig();
     }
 }
+
+void AudioPolicyConfigXmlConverter::init() {
+    if (!getXsdcConfig()->hasModules()) return;
+    for (const ap_xsd::Modules& xsdcModulesType : getXsdcConfig()->getModules()) {
+        if (!xsdcModulesType.has_module()) continue;
+        for (const ap_xsd::Modules::Module& xsdcModule : xsdcModulesType.get_module()) {
+            // 'primary' in the XML schema used by HIDL is equivalent to 'default' module.
+            const std::string name =
+                    xsdcModule.getName() != "primary" ? xsdcModule.getName() : "default";
+            mModuleConfigurations->emplace_back(
+                    name, VALUE_OR_FATAL(convertModuleConfigToAidl(xsdcModule)));
+        }
+    }
+}
 }  // namespace aidl::android::hardware::audio::core::internal
diff --git a/audio/aidl/default/Configuration.cpp b/audio/aidl/default/Configuration.cpp
index 3c3dadb..a20bb54 100644
--- a/audio/aidl/default/Configuration.cpp
+++ b/audio/aidl/default/Configuration.cpp
@@ -43,6 +43,7 @@
 using aidl::android::media::audio::common::Int;
 using aidl::android::media::audio::common::MicrophoneInfo;
 using aidl::android::media::audio::common::PcmType;
+using Configuration = aidl::android::hardware::audio::core::Module::Configuration;
 
 namespace aidl::android::hardware::audio::core::internal {
 
@@ -677,4 +678,19 @@
     return std::make_unique<Configuration>(configuration);
 }
 
+std::unique_ptr<Module::Configuration> getConfiguration(Module::Type moduleType) {
+    switch (moduleType) {
+        case Module::Type::DEFAULT:
+            return getPrimaryConfiguration();
+        case Module::Type::R_SUBMIX:
+            return getRSubmixConfiguration();
+        case Module::Type::STUB:
+            return getStubConfiguration();
+        case Module::Type::USB:
+            return getUsbConfiguration();
+        case Module::Type::BLUETOOTH:
+            return getBluetoothConfiguration();
+    }
+}
+
 }  // namespace aidl::android::hardware::audio::core::internal
diff --git a/audio/aidl/default/EngineConfigXmlConverter.cpp b/audio/aidl/default/EngineConfigXmlConverter.cpp
index 96b555c..631cdce 100644
--- a/audio/aidl/default/EngineConfigXmlConverter.cpp
+++ b/audio/aidl/default/EngineConfigXmlConverter.cpp
@@ -20,11 +20,14 @@
 #include <functional>
 #include <unordered_map>
 
+#define LOG_TAG "AHAL_Config"
 #include <aidl/android/media/audio/common/AudioFlag.h>
 #include <aidl/android/media/audio/common/AudioHalEngineConfig.h>
 #include <aidl/android/media/audio/common/AudioProductStrategyType.h>
+#include <android-base/logging.h>
 
 #include "core-impl/EngineConfigXmlConverter.h"
+#include "core-impl/XsdcConversion.h"
 
 using aidl::android::media::audio::common::AudioAttributes;
 using aidl::android::media::audio::common::AudioContentType;
@@ -40,20 +43,13 @@
 using aidl::android::media::audio::common::AudioSource;
 using aidl::android::media::audio::common::AudioStreamType;
 using aidl::android::media::audio::common::AudioUsage;
+using ::android::BAD_VALUE;
+using ::android::base::unexpected;
 
-namespace xsd = android::audio::policy::engine::configuration;
+namespace eng_xsd = android::audio::policy::engine::configuration;
 
 namespace aidl::android::hardware::audio::core::internal {
 
-/**
- * Valid curve points take the form "<index>,<attenuationMb>", where the index
- * must be in the range [0,100]. kInvalidCurvePointIndex is used to indicate
- * that a point was formatted incorrectly (e.g. if a vendor accidentally typed a
- * '.' instead of a ',' in their XML)-- using such a curve point will result in
- * failed VTS tests.
- */
-static const int8_t kInvalidCurvePointIndex = -1;
-
 void EngineConfigXmlConverter::initProductStrategyMap() {
 #define STRATEGY_ENTRY(name) {"STRATEGY_" #name, static_cast<int>(AudioProductStrategyType::name)}
 
@@ -68,7 +64,7 @@
 #undef STRATEGY_ENTRY
 }
 
-int EngineConfigXmlConverter::convertProductStrategyNameToAidl(
+ConversionResult<int> EngineConfigXmlConverter::convertProductStrategyNameToAidl(
         const std::string& xsdcProductStrategyName) {
     const auto [it, success] = mProductStrategyMap.insert(
             std::make_pair(xsdcProductStrategyName, mNextVendorStrategy));
@@ -85,12 +81,12 @@
             (attributes.tags.empty()));
 }
 
-AudioAttributes EngineConfigXmlConverter::convertAudioAttributesToAidl(
-        const xsd::AttributesType& xsdcAudioAttributes) {
+ConversionResult<AudioAttributes> EngineConfigXmlConverter::convertAudioAttributesToAidl(
+        const eng_xsd::AttributesType& xsdcAudioAttributes) {
     if (xsdcAudioAttributes.hasAttributesRef()) {
         if (mAttributesReferenceMap.empty()) {
             mAttributesReferenceMap =
-                    generateReferenceMap<xsd::AttributesRef, xsd::AttributesRefType>(
+                    generateReferenceMap<eng_xsd::AttributesRef, eng_xsd::AttributesRefType>(
                             getXsdcConfig()->getAttributesRef());
         }
         return convertAudioAttributesToAidl(
@@ -111,16 +107,16 @@
                 static_cast<AudioSource>(xsdcAudioAttributes.getFirstSource()->getValue());
     }
     if (xsdcAudioAttributes.hasFlags()) {
-        std::vector<xsd::FlagType> xsdcFlagTypeVec =
+        std::vector<eng_xsd::FlagType> xsdcFlagTypeVec =
                 xsdcAudioAttributes.getFirstFlags()->getValue();
-        for (const xsd::FlagType& xsdcFlagType : xsdcFlagTypeVec) {
-            if (xsdcFlagType != xsd::FlagType::AUDIO_FLAG_NONE) {
+        for (const eng_xsd::FlagType& xsdcFlagType : xsdcFlagTypeVec) {
+            if (xsdcFlagType != eng_xsd::FlagType::AUDIO_FLAG_NONE) {
                 aidlAudioAttributes.flags |= 1 << (static_cast<int>(xsdcFlagType) - 1);
             }
         }
     }
     if (xsdcAudioAttributes.hasBundle()) {
-        const xsd::BundleType* xsdcBundle = xsdcAudioAttributes.getFirstBundle();
+        const eng_xsd::BundleType* xsdcBundle = xsdcAudioAttributes.getFirstBundle();
         aidlAudioAttributes.tags[0] = xsdcBundle->getKey() + "=" + xsdcBundle->getValue();
     }
     if (isDefaultAudioAttributes(aidlAudioAttributes)) {
@@ -129,53 +125,54 @@
     return aidlAudioAttributes;
 }
 
-AudioHalAttributesGroup EngineConfigXmlConverter::convertAttributesGroupToAidl(
-        const xsd::AttributesGroup& xsdcAttributesGroup) {
+ConversionResult<AudioHalAttributesGroup> EngineConfigXmlConverter::convertAttributesGroupToAidl(
+        const eng_xsd::AttributesGroup& xsdcAttributesGroup) {
     AudioHalAttributesGroup aidlAttributesGroup;
     static const int kStreamTypeEnumOffset =
-            static_cast<int>(xsd::Stream::AUDIO_STREAM_VOICE_CALL) -
+            static_cast<int>(eng_xsd::Stream::AUDIO_STREAM_VOICE_CALL) -
             static_cast<int>(AudioStreamType::VOICE_CALL);
     aidlAttributesGroup.streamType = static_cast<AudioStreamType>(
             static_cast<int>(xsdcAttributesGroup.getStreamType()) - kStreamTypeEnumOffset);
     aidlAttributesGroup.volumeGroupName = xsdcAttributesGroup.getVolumeGroup();
     if (xsdcAttributesGroup.hasAttributes_optional()) {
         aidlAttributesGroup.attributes =
-                convertCollectionToAidlUnchecked<xsd::AttributesType, AudioAttributes>(
+                VALUE_OR_FATAL((convertCollectionToAidl<eng_xsd::AttributesType, AudioAttributes>(
                         xsdcAttributesGroup.getAttributes_optional(),
                         std::bind(&EngineConfigXmlConverter::convertAudioAttributesToAidl, this,
-                                  std::placeholders::_1));
+                                  std::placeholders::_1))));
     } else if (xsdcAttributesGroup.hasContentType_optional() ||
                xsdcAttributesGroup.hasUsage_optional() ||
                xsdcAttributesGroup.hasSource_optional() ||
                xsdcAttributesGroup.hasFlags_optional() ||
                xsdcAttributesGroup.hasBundle_optional()) {
-        aidlAttributesGroup.attributes.push_back(convertAudioAttributesToAidl(xsd::AttributesType(
-                xsdcAttributesGroup.getContentType_optional(),
-                xsdcAttributesGroup.getUsage_optional(), xsdcAttributesGroup.getSource_optional(),
-                xsdcAttributesGroup.getFlags_optional(), xsdcAttributesGroup.getBundle_optional(),
-                std::nullopt)));
+        aidlAttributesGroup.attributes.push_back(VALUE_OR_FATAL(convertAudioAttributesToAidl(
+                eng_xsd::AttributesType(xsdcAttributesGroup.getContentType_optional(),
+                                        xsdcAttributesGroup.getUsage_optional(),
+                                        xsdcAttributesGroup.getSource_optional(),
+                                        xsdcAttributesGroup.getFlags_optional(),
+                                        xsdcAttributesGroup.getBundle_optional(), std::nullopt))));
 
     } else {
-        // do nothing;
-        // TODO: check if this is valid or if we should treat as an error.
-        // Currently, attributes are not mandatory in schema, but an AttributesGroup
-        // without attributes does not make much sense.
+        LOG(ERROR) << __func__ << " Review Audio Policy config: no audio attributes provided for "
+                   << aidlAttributesGroup.toString();
+        return unexpected(BAD_VALUE);
     }
     return aidlAttributesGroup;
 }
 
-AudioHalProductStrategy EngineConfigXmlConverter::convertProductStrategyToAidl(
-        const xsd::ProductStrategies::ProductStrategy& xsdcProductStrategy) {
+ConversionResult<AudioHalProductStrategy> EngineConfigXmlConverter::convertProductStrategyToAidl(
+        const eng_xsd::ProductStrategies::ProductStrategy& xsdcProductStrategy) {
     AudioHalProductStrategy aidlProductStrategy;
 
-    aidlProductStrategy.id = convertProductStrategyNameToAidl(xsdcProductStrategy.getName());
+    aidlProductStrategy.id =
+            VALUE_OR_FATAL(convertProductStrategyNameToAidl(xsdcProductStrategy.getName()));
 
     if (xsdcProductStrategy.hasAttributesGroup()) {
-        aidlProductStrategy.attributesGroups =
-                convertCollectionToAidlUnchecked<xsd::AttributesGroup, AudioHalAttributesGroup>(
+        aidlProductStrategy.attributesGroups = VALUE_OR_FATAL(
+                (convertCollectionToAidl<eng_xsd::AttributesGroup, AudioHalAttributesGroup>(
                         xsdcProductStrategy.getAttributesGroup(),
                         std::bind(&EngineConfigXmlConverter::convertAttributesGroupToAidl, this,
-                                  std::placeholders::_1));
+                                  std::placeholders::_1))));
     }
     if ((mDefaultProductStrategyId != std::nullopt) && (mDefaultProductStrategyId.value() == -1)) {
         mDefaultProductStrategyId = aidlProductStrategy.id;
@@ -183,82 +180,42 @@
     return aidlProductStrategy;
 }
 
-AudioHalVolumeCurve::CurvePoint EngineConfigXmlConverter::convertCurvePointToAidl(
-        const std::string& xsdcCurvePoint) {
-    AudioHalVolumeCurve::CurvePoint aidlCurvePoint{};
-    if (sscanf(xsdcCurvePoint.c_str(), "%" SCNd8 ",%d", &aidlCurvePoint.index,
-               &aidlCurvePoint.attenuationMb) != 2) {
-        aidlCurvePoint.index = kInvalidCurvePointIndex;
-    }
-    return aidlCurvePoint;
-}
-
-AudioHalVolumeCurve EngineConfigXmlConverter::convertVolumeCurveToAidl(
-        const xsd::Volume& xsdcVolumeCurve) {
+ConversionResult<AudioHalVolumeCurve> EngineConfigXmlConverter::convertVolumeCurveToAidl(
+        const eng_xsd::Volume& xsdcVolumeCurve) {
     AudioHalVolumeCurve aidlVolumeCurve;
     aidlVolumeCurve.deviceCategory =
             static_cast<AudioHalVolumeCurve::DeviceCategory>(xsdcVolumeCurve.getDeviceCategory());
     if (xsdcVolumeCurve.hasRef()) {
         if (mVolumesReferenceMap.empty()) {
-            mVolumesReferenceMap = generateReferenceMap<xsd::VolumesType, xsd::VolumeRef>(
+            mVolumesReferenceMap = generateReferenceMap<eng_xsd::VolumesType, eng_xsd::VolumeRef>(
                     getXsdcConfig()->getVolumes());
         }
-        aidlVolumeCurve.curvePoints =
-                convertCollectionToAidlUnchecked<std::string, AudioHalVolumeCurve::CurvePoint>(
+        aidlVolumeCurve.curvePoints = VALUE_OR_FATAL(
+                (convertCollectionToAidl<std::string, AudioHalVolumeCurve::CurvePoint>(
                         mVolumesReferenceMap.at(xsdcVolumeCurve.getRef()).getPoint(),
-                        std::bind(&EngineConfigXmlConverter::convertCurvePointToAidl, this,
-                                  std::placeholders::_1));
+                        &convertCurvePointToAidl)));
     } else {
-        aidlVolumeCurve.curvePoints =
-                convertCollectionToAidlUnchecked<std::string, AudioHalVolumeCurve::CurvePoint>(
-                        xsdcVolumeCurve.getPoint(),
-                        std::bind(&EngineConfigXmlConverter::convertCurvePointToAidl, this,
-                                  std::placeholders::_1));
+        aidlVolumeCurve.curvePoints = VALUE_OR_FATAL(
+                (convertCollectionToAidl<std::string, AudioHalVolumeCurve::CurvePoint>(
+                        xsdcVolumeCurve.getPoint(), &convertCurvePointToAidl)));
     }
     return aidlVolumeCurve;
 }
 
-AudioHalVolumeGroup EngineConfigXmlConverter::convertVolumeGroupToAidl(
-        const xsd::VolumeGroupsType::VolumeGroup& xsdcVolumeGroup) {
+ConversionResult<AudioHalVolumeGroup> EngineConfigXmlConverter::convertVolumeGroupToAidl(
+        const eng_xsd::VolumeGroupsType::VolumeGroup& xsdcVolumeGroup) {
     AudioHalVolumeGroup aidlVolumeGroup;
     aidlVolumeGroup.name = xsdcVolumeGroup.getName();
     aidlVolumeGroup.minIndex = xsdcVolumeGroup.getIndexMin();
     aidlVolumeGroup.maxIndex = xsdcVolumeGroup.getIndexMax();
     aidlVolumeGroup.volumeCurves =
-            convertCollectionToAidlUnchecked<xsd::Volume, AudioHalVolumeCurve>(
+            VALUE_OR_FATAL((convertCollectionToAidl<eng_xsd::Volume, AudioHalVolumeCurve>(
                     xsdcVolumeGroup.getVolume(),
                     std::bind(&EngineConfigXmlConverter::convertVolumeCurveToAidl, this,
-                              std::placeholders::_1));
+                              std::placeholders::_1))));
     return aidlVolumeGroup;
 }
 
-AudioHalCapCriterion EngineConfigXmlConverter::convertCapCriterionToAidl(
-        const xsd::CriterionType& xsdcCriterion) {
-    AudioHalCapCriterion aidlCapCriterion;
-    aidlCapCriterion.name = xsdcCriterion.getName();
-    aidlCapCriterion.criterionTypeName = xsdcCriterion.getType();
-    aidlCapCriterion.defaultLiteralValue = xsdcCriterion.get_default();
-    return aidlCapCriterion;
-}
-
-std::string EngineConfigXmlConverter::convertCriterionTypeValueToAidl(
-        const xsd::ValueType& xsdcCriterionTypeValue) {
-    return xsdcCriterionTypeValue.getLiteral();
-}
-
-AudioHalCapCriterionType EngineConfigXmlConverter::convertCapCriterionTypeToAidl(
-        const xsd::CriterionTypeType& xsdcCriterionType) {
-    AudioHalCapCriterionType aidlCapCriterionType;
-    aidlCapCriterionType.name = xsdcCriterionType.getName();
-    aidlCapCriterionType.isInclusive = !(static_cast<bool>(xsdcCriterionType.getType()));
-    aidlCapCriterionType.values =
-            convertWrappedCollectionToAidlUnchecked<xsd::ValuesType, xsd::ValueType, std::string>(
-                    xsdcCriterionType.getValues(), &xsd::ValuesType::getValue,
-                    std::bind(&EngineConfigXmlConverter::convertCriterionTypeValueToAidl, this,
-                              std::placeholders::_1));
-    return aidlCapCriterionType;
-}
-
 AudioHalEngineConfig& EngineConfigXmlConverter::getAidlEngineConfig() {
     return mAidlEngineConfig;
 }
@@ -266,39 +223,42 @@
 void EngineConfigXmlConverter::init() {
     initProductStrategyMap();
     if (getXsdcConfig()->hasProductStrategies()) {
-        mAidlEngineConfig.productStrategies =
-                convertWrappedCollectionToAidlUnchecked<xsd::ProductStrategies,
-                                                        xsd::ProductStrategies::ProductStrategy,
-                                                        AudioHalProductStrategy>(
+        mAidlEngineConfig.productStrategies = VALUE_OR_FATAL(
+                (convertWrappedCollectionToAidl<eng_xsd::ProductStrategies,
+                                                eng_xsd::ProductStrategies::ProductStrategy,
+                                                AudioHalProductStrategy>(
                         getXsdcConfig()->getProductStrategies(),
-                        &xsd::ProductStrategies::getProductStrategy,
+                        &eng_xsd::ProductStrategies::getProductStrategy,
                         std::bind(&EngineConfigXmlConverter::convertProductStrategyToAidl, this,
-                                  std::placeholders::_1));
+                                  std::placeholders::_1))));
         if (mDefaultProductStrategyId) {
             mAidlEngineConfig.defaultProductStrategyId = mDefaultProductStrategyId.value();
         }
     }
     if (getXsdcConfig()->hasVolumeGroups()) {
-        mAidlEngineConfig.volumeGroups = convertWrappedCollectionToAidlUnchecked<
-                xsd::VolumeGroupsType, xsd::VolumeGroupsType::VolumeGroup, AudioHalVolumeGroup>(
-                getXsdcConfig()->getVolumeGroups(), &xsd::VolumeGroupsType::getVolumeGroup,
-                std::bind(&EngineConfigXmlConverter::convertVolumeGroupToAidl, this,
-                          std::placeholders::_1));
+        mAidlEngineConfig.volumeGroups = VALUE_OR_FATAL(
+                (convertWrappedCollectionToAidl<eng_xsd::VolumeGroupsType,
+                                                eng_xsd::VolumeGroupsType::VolumeGroup,
+                                                AudioHalVolumeGroup>(
+                        getXsdcConfig()->getVolumeGroups(),
+                        &eng_xsd::VolumeGroupsType::getVolumeGroup,
+                        std::bind(&EngineConfigXmlConverter::convertVolumeGroupToAidl, this,
+                                  std::placeholders::_1))));
     }
     if (getXsdcConfig()->hasCriteria() && getXsdcConfig()->hasCriterion_types()) {
         AudioHalEngineConfig::CapSpecificConfig capSpecificConfig;
-        capSpecificConfig.criteria =
-                convertWrappedCollectionToAidlUnchecked<xsd::CriteriaType, xsd::CriterionType,
-                                                        AudioHalCapCriterion>(
-                        getXsdcConfig()->getCriteria(), &xsd::CriteriaType::getCriterion,
-                        std::bind(&EngineConfigXmlConverter::convertCapCriterionToAidl, this,
-                                  std::placeholders::_1));
-        capSpecificConfig.criterionTypes = convertWrappedCollectionToAidlUnchecked<
-                xsd::CriterionTypesType, xsd::CriterionTypeType, AudioHalCapCriterionType>(
-                getXsdcConfig()->getCriterion_types(), &xsd::CriterionTypesType::getCriterion_type,
-                std::bind(&EngineConfigXmlConverter::convertCapCriterionTypeToAidl, this,
-                          std::placeholders::_1));
-        mAidlEngineConfig.capSpecificConfig = capSpecificConfig;
+        capSpecificConfig.criteria = VALUE_OR_FATAL(
+                (convertWrappedCollectionToAidl<eng_xsd::CriteriaType, eng_xsd::CriterionType,
+                                                AudioHalCapCriterion>(
+                        getXsdcConfig()->getCriteria(), &eng_xsd::CriteriaType::getCriterion,
+                        &convertCapCriterionToAidl)));
+        capSpecificConfig.criterionTypes =
+                VALUE_OR_FATAL((convertWrappedCollectionToAidl<eng_xsd::CriterionTypesType,
+                                                               eng_xsd::CriterionTypeType,
+                                                               AudioHalCapCriterionType>(
+                        getXsdcConfig()->getCriterion_types(),
+                        &eng_xsd::CriterionTypesType::getCriterion_type,
+                        &convertCapCriterionTypeToAidl)));
     }
 }
 }  // namespace aidl::android::hardware::audio::core::internal
diff --git a/audio/aidl/default/Module.cpp b/audio/aidl/default/Module.cpp
index d721b32..0cda3bd 100644
--- a/audio/aidl/default/Module.cpp
+++ b/audio/aidl/default/Module.cpp
@@ -25,6 +25,7 @@
 #include <android/binder_ibinder_platform.h>
 #include <error/expected_utils.h>
 
+#include "core-impl/Configuration.h"
 #include "core-impl/Module.h"
 #include "core-impl/ModuleBluetooth.h"
 #include "core-impl/ModulePrimary.h"
@@ -132,21 +133,36 @@
 }  // namespace
 
 // static
-std::shared_ptr<Module> Module::createInstance(Type type) {
+std::shared_ptr<Module> Module::createInstance(Type type, std::unique_ptr<Configuration>&& config) {
     switch (type) {
         case Type::DEFAULT:
-            return ndk::SharedRefBase::make<ModulePrimary>();
+            return ndk::SharedRefBase::make<ModulePrimary>(std::move(config));
         case Type::R_SUBMIX:
-            return ndk::SharedRefBase::make<ModuleRemoteSubmix>();
+            return ndk::SharedRefBase::make<ModuleRemoteSubmix>(std::move(config));
         case Type::STUB:
-            return ndk::SharedRefBase::make<ModuleStub>();
+            return ndk::SharedRefBase::make<ModuleStub>(std::move(config));
         case Type::USB:
-            return ndk::SharedRefBase::make<ModuleUsb>();
+            return ndk::SharedRefBase::make<ModuleUsb>(std::move(config));
         case Type::BLUETOOTH:
-            return ndk::SharedRefBase::make<ModuleBluetooth>();
+            return ndk::SharedRefBase::make<ModuleBluetooth>(std::move(config));
     }
 }
 
+// static
+std::optional<Module::Type> Module::typeFromString(const std::string& type) {
+    if (type == "default")
+        return Module::Type::DEFAULT;
+    else if (type == "r_submix")
+        return Module::Type::R_SUBMIX;
+    else if (type == "stub")
+        return Module::Type::STUB;
+    else if (type == "usb")
+        return Module::Type::USB;
+    else if (type == "bluetooth")
+        return Module::Type::BLUETOOTH;
+    return {};
+}
+
 std::ostream& operator<<(std::ostream& os, Module::Type t) {
     switch (t) {
         case Module::Type::DEFAULT:
@@ -316,26 +332,8 @@
     return result;
 }
 
-std::unique_ptr<internal::Configuration> Module::initializeConfig() {
-    std::unique_ptr<internal::Configuration> config;
-    switch (getType()) {
-        case Type::DEFAULT:
-            config = std::move(internal::getPrimaryConfiguration());
-            break;
-        case Type::R_SUBMIX:
-            config = std::move(internal::getRSubmixConfiguration());
-            break;
-        case Type::STUB:
-            config = std::move(internal::getStubConfiguration());
-            break;
-        case Type::USB:
-            config = std::move(internal::getUsbConfiguration());
-            break;
-        case Type::BLUETOOTH:
-            config = std::move(internal::getBluetoothConfiguration());
-            break;
-    }
-    return config;
+std::unique_ptr<Module::Configuration> Module::initializeConfig() {
+    return internal::getConfiguration(getType());
 }
 
 std::vector<AudioRoute*> Module::getAudioRoutesForAudioPortImpl(int32_t portId) {
@@ -350,7 +348,7 @@
     return result;
 }
 
-internal::Configuration& Module::getConfig() {
+Module::Configuration& Module::getConfig() {
     if (!mConfig) {
         mConfig = std::move(initializeConfig());
     }
@@ -797,7 +795,7 @@
     context.fillDescriptor(&_aidl_return->desc);
     std::shared_ptr<StreamIn> stream;
     RETURN_STATUS_IF_ERROR(createInputStream(std::move(context), in_args.sinkMetadata,
-                                             mConfig->microphones, &stream));
+                                             getConfig().microphones, &stream));
     StreamWrapper streamWrapper(stream);
     if (auto patchIt = mPatches.find(in_args.portConfigId); patchIt != mPatches.end()) {
         RETURN_STATUS_IF_ERROR(
diff --git a/audio/aidl/default/Telephony.cpp b/audio/aidl/default/Telephony.cpp
index bf05a8d..d9da39f 100644
--- a/audio/aidl/default/Telephony.cpp
+++ b/audio/aidl/default/Telephony.cpp
@@ -16,9 +16,9 @@
 
 #define LOG_TAG "AHAL_Telephony"
 #include <android-base/logging.h>
+#include <android/binder_to_string.h>
 
 #include <Utils.h>
-#include <android/binder_to_string.h>
 
 #include "core-impl/Telephony.h"
 
diff --git a/audio/aidl/default/XsdcConversion.cpp b/audio/aidl/default/XsdcConversion.cpp
new file mode 100644
index 0000000..2feb0c3
--- /dev/null
+++ b/audio/aidl/default/XsdcConversion.cpp
@@ -0,0 +1,444 @@
+#include <inttypes.h>
+
+#include <unordered_set>
+
+#define LOG_TAG "AHAL_Config"
+#include <android-base/logging.h>
+#include <android-base/strings.h>
+
+#include <aidl/android/media/audio/common/AudioPort.h>
+#include <aidl/android/media/audio/common/AudioPortConfig.h>
+#include <media/AidlConversionCppNdk.h>
+#include <media/TypeConverter.h>
+
+#include "core-impl/XmlConverter.h"
+#include "core-impl/XsdcConversion.h"
+
+using aidl::android::media::audio::common::AudioChannelLayout;
+using aidl::android::media::audio::common::AudioDevice;
+using aidl::android::media::audio::common::AudioDeviceAddress;
+using aidl::android::media::audio::common::AudioDeviceDescription;
+using aidl::android::media::audio::common::AudioDeviceType;
+using aidl::android::media::audio::common::AudioFormatDescription;
+using aidl::android::media::audio::common::AudioFormatType;
+using aidl::android::media::audio::common::AudioGain;
+using aidl::android::media::audio::common::AudioHalCapCriterion;
+using aidl::android::media::audio::common::AudioHalCapCriterionType;
+using aidl::android::media::audio::common::AudioHalVolumeCurve;
+using aidl::android::media::audio::common::AudioIoFlags;
+using aidl::android::media::audio::common::AudioPort;
+using aidl::android::media::audio::common::AudioPortConfig;
+using aidl::android::media::audio::common::AudioPortDeviceExt;
+using aidl::android::media::audio::common::AudioPortExt;
+using aidl::android::media::audio::common::AudioPortMixExt;
+using aidl::android::media::audio::common::AudioProfile;
+using ::android::BAD_VALUE;
+using ::android::base::unexpected;
+
+namespace ap_xsd = android::audio::policy::configuration;
+namespace eng_xsd = android::audio::policy::engine::configuration;
+
+namespace aidl::android::hardware::audio::core::internal {
+
+inline ConversionResult<std::string> assertNonEmpty(const std::string& s) {
+    if (s.empty()) {
+        LOG(ERROR) << __func__ << " Review Audio Policy config: "
+                   << " empty string is not valid.";
+        return unexpected(BAD_VALUE);
+    }
+    return s;
+}
+
+#define NON_EMPTY_STRING_OR_FATAL(s) VALUE_OR_FATAL(assertNonEmpty(s))
+
+ConversionResult<AudioFormatDescription> convertAudioFormatToAidl(const std::string& xsdcFormat) {
+    audio_format_t legacyFormat = ::android::formatFromString(xsdcFormat, AUDIO_FORMAT_DEFAULT);
+    ConversionResult<AudioFormatDescription> result =
+            legacy2aidl_audio_format_t_AudioFormatDescription(legacyFormat);
+    if ((legacyFormat == AUDIO_FORMAT_DEFAULT && xsdcFormat.compare("AUDIO_FORMAT_DEFAULT") != 0) ||
+        !result.ok()) {
+        LOG(ERROR) << __func__ << " Review Audio Policy config: " << xsdcFormat
+                   << " is not a valid audio format.";
+        return unexpected(BAD_VALUE);
+    }
+    return result;
+}
+
+std::unordered_set<std::string> getAttachedDevices(const ap_xsd::Modules::Module& moduleConfig) {
+    std::unordered_set<std::string> attachedDeviceSet;
+    if (moduleConfig.hasAttachedDevices()) {
+        for (const ap_xsd::AttachedDevices& attachedDevices : moduleConfig.getAttachedDevices()) {
+            if (attachedDevices.hasItem()) {
+                attachedDeviceSet.insert(attachedDevices.getItem().begin(),
+                                         attachedDevices.getItem().end());
+            }
+        }
+    }
+    return attachedDeviceSet;
+}
+
+ConversionResult<AudioDeviceDescription> convertDeviceTypeToAidl(const std::string& xType) {
+    audio_devices_t legacyDeviceType = AUDIO_DEVICE_NONE;
+    ::android::DeviceConverter::fromString(xType, legacyDeviceType);
+    ConversionResult<AudioDeviceDescription> result =
+            legacy2aidl_audio_devices_t_AudioDeviceDescription(legacyDeviceType);
+    if ((legacyDeviceType == AUDIO_DEVICE_NONE) || !result.ok()) {
+        LOG(ERROR) << __func__ << " Review Audio Policy config: " << xType
+                   << " is not a valid device type.";
+        return unexpected(BAD_VALUE);
+    }
+    return result;
+}
+
+ConversionResult<AudioDevice> createAudioDevice(
+        const ap_xsd::DevicePorts::DevicePort& xDevicePort) {
+    AudioDevice device = {
+            .type = VALUE_OR_FATAL(convertDeviceTypeToAidl(xDevicePort.getType())),
+            .address = xDevicePort.hasAddress()
+                               ? AudioDeviceAddress::make<AudioDeviceAddress::Tag::id>(
+                                         xDevicePort.getAddress())
+                               : AudioDeviceAddress{}};
+    if (device.type.type == AudioDeviceType::IN_MICROPHONE && device.type.connection.empty()) {
+        device.address = "bottom";
+    } else if (device.type.type == AudioDeviceType::IN_MICROPHONE_BACK &&
+               device.type.connection.empty()) {
+        device.address = "back";
+    }
+    return device;
+}
+
+ConversionResult<AudioPortExt> createAudioPortExt(
+        const ap_xsd::DevicePorts::DevicePort& xDevicePort,
+        const std::string& xDefaultOutputDevice) {
+    AudioPortDeviceExt deviceExt = {
+            .device = VALUE_OR_FATAL(createAudioDevice(xDevicePort)),
+            .flags = (xDevicePort.getTagName() == xDefaultOutputDevice)
+                             ? 1 << AudioPortDeviceExt::FLAG_INDEX_DEFAULT_DEVICE
+                             : 0,
+            .encodedFormats =
+                    xDevicePort.hasEncodedFormats()
+                            ? VALUE_OR_FATAL(
+                                      (convertCollectionToAidl<std::string, AudioFormatDescription>(
+                                              xDevicePort.getEncodedFormats(),
+                                              &convertAudioFormatToAidl)))
+                            : std::vector<AudioFormatDescription>{},
+    };
+    return AudioPortExt::make<AudioPortExt::Tag::device>(deviceExt);
+}
+
+ConversionResult<AudioPortExt> createAudioPortExt(const ap_xsd::MixPorts::MixPort& xMixPort) {
+    AudioPortMixExt mixExt = {
+            .maxOpenStreamCount =
+                    xMixPort.hasMaxOpenCount() ? static_cast<int>(xMixPort.getMaxOpenCount()) : 0,
+            .maxActiveStreamCount = xMixPort.hasMaxActiveCount()
+                                            ? static_cast<int>(xMixPort.getMaxActiveCount())
+                                            : 1,
+            .recommendedMuteDurationMs =
+                    xMixPort.hasRecommendedMuteDurationMs()
+                            ? static_cast<int>(xMixPort.getRecommendedMuteDurationMs())
+                            : 0};
+    return AudioPortExt::make<AudioPortExt::Tag::mix>(mixExt);
+}
+
+ConversionResult<int> convertGainModeToAidl(const std::vector<ap_xsd::AudioGainMode>& gainModeVec) {
+    static const char gainModeSeparator = ' ';
+    int gainModeMask = 0;
+    for (const ap_xsd::AudioGainMode& gainMode : gainModeVec) {
+        gainModeMask |= static_cast<int>(::android::GainModeConverter::maskFromString(
+                ap_xsd::toString(gainMode), &gainModeSeparator));
+    }
+    return gainModeMask;
+}
+
+ConversionResult<AudioChannelLayout> convertChannelMaskToAidl(
+        const ap_xsd::AudioChannelMask& xChannelMask) {
+    std::string xChannelMaskLiteral = ap_xsd::toString(xChannelMask);
+    audio_channel_mask_t legacyChannelMask = ::android::channelMaskFromString(xChannelMaskLiteral);
+    ConversionResult<AudioChannelLayout> result =
+            legacy2aidl_audio_channel_mask_t_AudioChannelLayout(
+                    legacyChannelMask,
+                    /* isInput= */ xChannelMaskLiteral.find("AUDIO_CHANNEL_IN_") == 0);
+    if ((legacyChannelMask == AUDIO_CHANNEL_INVALID) || !result.ok()) {
+        LOG(ERROR) << __func__ << " Review Audio Policy config: " << xChannelMaskLiteral
+                   << " is not a valid audio channel mask.";
+        return unexpected(BAD_VALUE);
+    }
+    return result;
+}
+
+ConversionResult<AudioGain> convertGainToAidl(const ap_xsd::Gains::Gain& xGain) {
+    return AudioGain{
+            .mode = VALUE_OR_FATAL(convertGainModeToAidl(xGain.getMode())),
+            .channelMask =
+                    xGain.hasChannel_mask()
+                            ? VALUE_OR_FATAL(convertChannelMaskToAidl(xGain.getChannel_mask()))
+                            : AudioChannelLayout{},
+            .minValue = xGain.hasMinValueMB() ? xGain.getMinValueMB() : 0,
+            .maxValue = xGain.hasMaxValueMB() ? xGain.getMaxValueMB() : 0,
+            .defaultValue = xGain.hasDefaultValueMB() ? xGain.getDefaultValueMB() : 0,
+            .stepValue = xGain.hasStepValueMB() ? xGain.getStepValueMB() : 0,
+            .minRampMs = xGain.hasMinRampMs() ? xGain.getMinRampMs() : 0,
+            .maxRampMs = xGain.hasMaxRampMs() ? xGain.getMaxRampMs() : 0,
+            .useForVolume = xGain.hasUseForVolume() ? xGain.getUseForVolume() : false,
+    };
+}
+
+ConversionResult<AudioProfile> convertAudioProfileToAidl(const ap_xsd::Profile& xProfile) {
+    return AudioProfile{
+            .format = xProfile.hasFormat()
+                              ? VALUE_OR_FATAL(convertAudioFormatToAidl(xProfile.getFormat()))
+                              : AudioFormatDescription{},
+            .channelMasks =
+                    xProfile.hasChannelMasks()
+                            ? VALUE_OR_FATAL((convertCollectionToAidl<ap_xsd::AudioChannelMask,
+                                                                      AudioChannelLayout>(
+                                      xProfile.getChannelMasks(), &convertChannelMaskToAidl)))
+                            : std::vector<AudioChannelLayout>{},
+            .sampleRates = xProfile.hasSamplingRates()
+                                   ? VALUE_OR_FATAL((convertCollectionToAidl<int64_t, int>(
+                                             xProfile.getSamplingRates(),
+                                             [](const int64_t x) -> int { return x; })))
+                                   : std::vector<int>{}};
+}
+
+ConversionResult<AudioIoFlags> convertIoFlagsToAidl(
+        const std::vector<ap_xsd::AudioInOutFlag>& flags, const ap_xsd::Role role,
+        bool flagsForMixPort) {
+    static const char flagSeparator = ' ';
+    int flagMask = 0;
+    if ((role == ap_xsd::Role::sink && flagsForMixPort) ||
+        (role == ap_xsd::Role::source && !flagsForMixPort)) {
+        for (const ap_xsd::AudioInOutFlag& flag : flags) {
+            flagMask |= static_cast<int>(::android::InputFlagConverter::maskFromString(
+                    ap_xsd::toString(flag), &flagSeparator));
+        }
+        return AudioIoFlags::make<AudioIoFlags::Tag::input>(flagMask);
+    } else {
+        for (const ap_xsd::AudioInOutFlag& flag : flags) {
+            flagMask |= static_cast<int>(::android::OutputFlagConverter::maskFromString(
+                    ap_xsd::toString(flag), &flagSeparator));
+        }
+    }
+    return AudioIoFlags::make<AudioIoFlags::Tag::output>(flagMask);
+}
+
+ConversionResult<AudioPort> convertDevicePortToAidl(
+        const ap_xsd::DevicePorts::DevicePort& xDevicePort, const std::string& xDefaultOutputDevice,
+        int32_t& nextPortId) {
+    return AudioPort{
+            .id = nextPortId++,
+            .name = NON_EMPTY_STRING_OR_FATAL(xDevicePort.getTagName()),
+            .profiles = VALUE_OR_FATAL((convertCollectionToAidl<ap_xsd::Profile, AudioProfile>(
+                    xDevicePort.getProfile(), convertAudioProfileToAidl))),
+            .flags = VALUE_OR_FATAL(convertIoFlagsToAidl({}, xDevicePort.getRole(), false)),
+            .gains = VALUE_OR_FATAL(
+                    (convertWrappedCollectionToAidl<ap_xsd::Gains, ap_xsd::Gains::Gain, AudioGain>(
+                            xDevicePort.getGains(), &ap_xsd::Gains::getGain, convertGainToAidl))),
+
+            .ext = VALUE_OR_FATAL(createAudioPortExt(xDevicePort, xDefaultOutputDevice))};
+}
+
+ConversionResult<std::vector<AudioPort>> convertDevicePortsInModuleToAidl(
+        const ap_xsd::Modules::Module& xModuleConfig, int32_t& nextPortId) {
+    std::vector<AudioPort> audioPortVec;
+    std::vector<ap_xsd::DevicePorts> xDevicePortsVec = xModuleConfig.getDevicePorts();
+    if (xDevicePortsVec.size() > 1) {
+        LOG(ERROR) << __func__ << "Having multiple '<devicePorts>' elements is not allowed, found: "
+                   << xDevicePortsVec.size();
+        return unexpected(BAD_VALUE);
+    }
+    if (!xDevicePortsVec.empty()) {
+        const std::string xDefaultOutputDevice = xModuleConfig.hasDefaultOutputDevice()
+                                                         ? xModuleConfig.getDefaultOutputDevice()
+                                                         : "";
+        audioPortVec.reserve(xDevicePortsVec[0].getDevicePort().size());
+        for (const ap_xsd::DevicePorts& xDevicePortsType : xDevicePortsVec) {
+            for (const ap_xsd::DevicePorts::DevicePort& xDevicePort :
+                 xDevicePortsType.getDevicePort()) {
+                audioPortVec.push_back(VALUE_OR_FATAL(
+                        convertDevicePortToAidl(xDevicePort, xDefaultOutputDevice, nextPortId)));
+            }
+        }
+    }
+    const std::unordered_set<std::string> xAttachedDeviceSet = getAttachedDevices(xModuleConfig);
+    for (const auto& port : audioPortVec) {
+        const auto& devicePort = port.ext.get<AudioPortExt::device>();
+        if (xAttachedDeviceSet.count(port.name) != devicePort.device.type.connection.empty()) {
+            LOG(ERROR) << __func__ << ": Review Audio Policy config: <attachedDevices> "
+                       << "list is incorrect or devicePort \"" << port.name
+                       << "\" type= " << devicePort.device.type.toString() << " is incorrect.";
+            return unexpected(BAD_VALUE);
+        }
+    }
+    return audioPortVec;
+}
+
+ConversionResult<AudioPort> convertMixPortToAidl(const ap_xsd::MixPorts::MixPort& xMixPort,
+                                                 int32_t& nextPortId) {
+    return AudioPort{
+            .id = nextPortId++,
+            .name = NON_EMPTY_STRING_OR_FATAL(xMixPort.getName()),
+            .profiles = VALUE_OR_FATAL((convertCollectionToAidl<ap_xsd::Profile, AudioProfile>(
+                    xMixPort.getProfile(), convertAudioProfileToAidl))),
+            .flags = xMixPort.hasFlags()
+                             ? VALUE_OR_FATAL(convertIoFlagsToAidl(xMixPort.getFlags(),
+                                                                   xMixPort.getRole(), true))
+                             : VALUE_OR_FATAL(convertIoFlagsToAidl({}, xMixPort.getRole(), true)),
+            .gains = VALUE_OR_FATAL(
+                    (convertWrappedCollectionToAidl<ap_xsd::Gains, ap_xsd::Gains::Gain, AudioGain>(
+                            xMixPort.getGains(), &ap_xsd::Gains::getGain, &convertGainToAidl))),
+            .ext = VALUE_OR_FATAL(createAudioPortExt(xMixPort)),
+    };
+}
+
+ConversionResult<std::vector<AudioPort>> convertMixPortsInModuleToAidl(
+        const ap_xsd::Modules::Module& xModuleConfig, int32_t& nextPortId) {
+    std::vector<AudioPort> audioPortVec;
+    std::vector<ap_xsd::MixPorts> xMixPortsVec = xModuleConfig.getMixPorts();
+    if (xMixPortsVec.size() > 1) {
+        LOG(ERROR) << __func__ << "Having multiple '<mixPorts>' elements is not allowed, found: "
+                   << xMixPortsVec.size();
+        return unexpected(BAD_VALUE);
+    }
+    if (!xMixPortsVec.empty()) {
+        audioPortVec.reserve(xMixPortsVec[0].getMixPort().size());
+        for (const ap_xsd::MixPorts& xMixPortsType : xMixPortsVec) {
+            for (const ap_xsd::MixPorts::MixPort& xMixPort : xMixPortsType.getMixPort()) {
+                audioPortVec.push_back(VALUE_OR_FATAL(convertMixPortToAidl(xMixPort, nextPortId)));
+            }
+        }
+    }
+    return audioPortVec;
+}
+
+ConversionResult<int32_t> getSinkPortId(const ap_xsd::Routes::Route& xRoute,
+                                        const std::unordered_map<std::string, int32_t>& portMap) {
+    auto portMapIter = portMap.find(xRoute.getSink());
+    if (portMapIter == portMap.end()) {
+        LOG(ERROR) << __func__ << " Review Audio Policy config: audio route"
+                   << "has sink: " << xRoute.getSink()
+                   << " which is neither a device port nor mix port.";
+        return unexpected(BAD_VALUE);
+    }
+    return portMapIter->second;
+}
+
+ConversionResult<std::vector<int32_t>> getSourcePortIds(
+        const ap_xsd::Routes::Route& xRoute,
+        const std::unordered_map<std::string, int32_t>& portMap) {
+    std::vector<int32_t> sourcePortIds;
+    for (const std::string& rawSource : ::android::base::Split(xRoute.getSources(), ",")) {
+        const std::string source = ::android::base::Trim(rawSource);
+        auto portMapIter = portMap.find(source);
+        if (portMapIter == portMap.end()) {
+            LOG(ERROR) << __func__ << " Review Audio Policy config: audio route"
+                       << "has source \"" << source
+                       << "\" which is neither a device port nor mix port.";
+            return unexpected(BAD_VALUE);
+        }
+        sourcePortIds.push_back(portMapIter->second);
+    }
+    return sourcePortIds;
+}
+
+ConversionResult<AudioRoute> convertRouteToAidl(const ap_xsd::Routes::Route& xRoute,
+                                                const std::vector<AudioPort>& aidlAudioPorts) {
+    std::unordered_map<std::string, int32_t> portMap;
+    for (const AudioPort& port : aidlAudioPorts) {
+        portMap.insert({port.name, port.id});
+    }
+    return AudioRoute{.sourcePortIds = VALUE_OR_FATAL(getSourcePortIds(xRoute, portMap)),
+                      .sinkPortId = VALUE_OR_FATAL(getSinkPortId(xRoute, portMap)),
+                      .isExclusive = (xRoute.getType() == ap_xsd::MixType::mux)};
+}
+
+ConversionResult<std::vector<AudioRoute>> convertRoutesInModuleToAidl(
+        const ap_xsd::Modules::Module& xModuleConfig,
+        const std::vector<AudioPort>& aidlAudioPorts) {
+    std::vector<AudioRoute> audioRouteVec;
+    std::vector<ap_xsd::Routes> xRoutesVec = xModuleConfig.getRoutes();
+    if (!xRoutesVec.empty()) {
+        /*
+         * xRoutesVec likely only contains one element; that is, it's
+         * likely that all ap_xsd::Routes::MixPort types that we need to convert
+         * are inside of xRoutesVec[0].
+         */
+        audioRouteVec.reserve(xRoutesVec[0].getRoute().size());
+        for (const ap_xsd::Routes& xRoutesType : xRoutesVec) {
+            for (const ap_xsd::Routes::Route& xRoute : xRoutesType.getRoute()) {
+                audioRouteVec.push_back(VALUE_OR_FATAL(convertRouteToAidl(xRoute, aidlAudioPorts)));
+            }
+        }
+    }
+    return audioRouteVec;
+}
+
+ConversionResult<std::unique_ptr<Module::Configuration>> convertModuleConfigToAidl(
+        const ap_xsd::Modules::Module& xModuleConfig) {
+    auto result = std::make_unique<Module::Configuration>();
+    auto& aidlModuleConfig = *result;
+    std::vector<AudioPort> devicePorts = VALUE_OR_FATAL(
+            convertDevicePortsInModuleToAidl(xModuleConfig, aidlModuleConfig.nextPortId));
+
+    // The XML config does not specify the default input device.
+    // Assign the first attached input device as the default.
+    for (auto& port : devicePorts) {
+        if (port.flags.getTag() != AudioIoFlags::input) continue;
+        auto& deviceExt = port.ext.get<AudioPortExt::device>();
+        if (!deviceExt.device.type.connection.empty()) continue;
+        deviceExt.flags |= 1 << AudioPortDeviceExt::FLAG_INDEX_DEFAULT_DEVICE;
+        break;
+    }
+
+    std::vector<AudioPort> mixPorts = VALUE_OR_FATAL(
+            convertMixPortsInModuleToAidl(xModuleConfig, aidlModuleConfig.nextPortId));
+    aidlModuleConfig.ports.reserve(devicePorts.size() + mixPorts.size());
+    aidlModuleConfig.ports.insert(aidlModuleConfig.ports.end(), devicePorts.begin(),
+                                  devicePorts.end());
+    aidlModuleConfig.ports.insert(aidlModuleConfig.ports.end(), mixPorts.begin(), mixPorts.end());
+
+    aidlModuleConfig.routes =
+            VALUE_OR_FATAL(convertRoutesInModuleToAidl(xModuleConfig, aidlModuleConfig.ports));
+    return result;
+}
+
+ConversionResult<AudioHalCapCriterion> convertCapCriterionToAidl(
+        const eng_xsd::CriterionType& xsdcCriterion) {
+    AudioHalCapCriterion aidlCapCriterion;
+    aidlCapCriterion.name = xsdcCriterion.getName();
+    aidlCapCriterion.criterionTypeName = xsdcCriterion.getType();
+    aidlCapCriterion.defaultLiteralValue = xsdcCriterion.get_default();
+    return aidlCapCriterion;
+}
+
+ConversionResult<std::string> convertCriterionTypeValueToAidl(
+        const eng_xsd::ValueType& xsdcCriterionTypeValue) {
+    return xsdcCriterionTypeValue.getLiteral();
+}
+
+ConversionResult<AudioHalCapCriterionType> convertCapCriterionTypeToAidl(
+        const eng_xsd::CriterionTypeType& xsdcCriterionType) {
+    AudioHalCapCriterionType aidlCapCriterionType;
+    aidlCapCriterionType.name = xsdcCriterionType.getName();
+    aidlCapCriterionType.isInclusive = !(static_cast<bool>(xsdcCriterionType.getType()));
+    aidlCapCriterionType.values = VALUE_OR_RETURN(
+            (convertWrappedCollectionToAidl<eng_xsd::ValuesType, eng_xsd::ValueType, std::string>(
+                    xsdcCriterionType.getValues(), &eng_xsd::ValuesType::getValue,
+                    &convertCriterionTypeValueToAidl)));
+    return aidlCapCriterionType;
+}
+
+ConversionResult<AudioHalVolumeCurve::CurvePoint> convertCurvePointToAidl(
+        const std::string& xsdcCurvePoint) {
+    AudioHalVolumeCurve::CurvePoint aidlCurvePoint{};
+    if ((sscanf(xsdcCurvePoint.c_str(), "%" SCNd8 ",%d", &aidlCurvePoint.index,
+                &aidlCurvePoint.attenuationMb) != 2) ||
+        (aidlCurvePoint.index < AudioHalVolumeCurve::CurvePoint::MIN_INDEX) ||
+        (aidlCurvePoint.index > AudioHalVolumeCurve::CurvePoint::MAX_INDEX)) {
+        LOG(ERROR) << __func__ << " Review Audio Policy config: volume curve point:"
+                   << "\"" << xsdcCurvePoint << "\" is invalid";
+        return unexpected(BAD_VALUE);
+    }
+    return aidlCurvePoint;
+}
+}  // namespace aidl::android::hardware::audio::core::internal
diff --git a/audio/aidl/default/android.hardware.audio.service-aidl.xml b/audio/aidl/default/android.hardware.audio.service-aidl.xml
index 9db6061..57f61c9 100644
--- a/audio/aidl/default/android.hardware.audio.service-aidl.xml
+++ b/audio/aidl/default/android.hardware.audio.service-aidl.xml
@@ -12,16 +12,6 @@
   <hal format="aidl">
     <name>android.hardware.audio.core</name>
     <version>1</version>
-    <fqname>IModule/stub</fqname>
-  </hal>
-  <hal format="aidl">
-    <name>android.hardware.audio.core</name>
-    <version>1</version>
-    <fqname>IModule/usb</fqname>
-  </hal>
-  <hal format="aidl">
-    <name>android.hardware.audio.core</name>
-    <version>1</version>
     <fqname>IModule/bluetooth</fqname>
   </hal>
   <hal format="aidl">
@@ -29,4 +19,16 @@
     <version>1</version>
     <fqname>IConfig/default</fqname>
   </hal>
+  <!-- Uncomment when these modules present in the configuration
+  <hal format="aidl">
+    <name>android.hardware.audio.core</name>
+    <version>1</version>
+    <fqname>IModule/stub</fqname>
+  </hal>
+  <hal format="aidl">
+    <name>android.hardware.audio.core</name>
+    <version>1</version>
+    <fqname>IModule/usb</fqname>
+  </hal>
+  -->
 </manifest>
diff --git a/audio/aidl/default/config/audioPolicy/api/current.txt b/audio/aidl/default/config/audioPolicy/api/current.txt
index e2bc833..3547f54 100644
--- a/audio/aidl/default/config/audioPolicy/api/current.txt
+++ b/audio/aidl/default/config/audioPolicy/api/current.txt
@@ -85,16 +85,6 @@
     enum_constant public static final android.audio.policy.configuration.AudioChannelMask AUDIO_CHANNEL_OUT_TRI_BACK;
   }
 
-  public enum AudioContentType {
-    method @NonNull public String getRawName();
-    enum_constant public static final android.audio.policy.configuration.AudioContentType AUDIO_CONTENT_TYPE_MOVIE;
-    enum_constant public static final android.audio.policy.configuration.AudioContentType AUDIO_CONTENT_TYPE_MUSIC;
-    enum_constant public static final android.audio.policy.configuration.AudioContentType AUDIO_CONTENT_TYPE_SONIFICATION;
-    enum_constant public static final android.audio.policy.configuration.AudioContentType AUDIO_CONTENT_TYPE_SPEECH;
-    enum_constant public static final android.audio.policy.configuration.AudioContentType AUDIO_CONTENT_TYPE_ULTRASOUND;
-    enum_constant public static final android.audio.policy.configuration.AudioContentType AUDIO_CONTENT_TYPE_UNKNOWN;
-  }
-
   public enum AudioDevice {
     method @NonNull public String getRawName();
     enum_constant public static final android.audio.policy.configuration.AudioDevice AUDIO_DEVICE_IN_AMBIENT;
@@ -168,13 +158,6 @@
     enum_constant public static final android.audio.policy.configuration.AudioDevice AUDIO_DEVICE_OUT_WIRED_HEADSET;
   }
 
-  public enum AudioEncapsulationType {
-    method @NonNull public String getRawName();
-    enum_constant public static final android.audio.policy.configuration.AudioEncapsulationType AUDIO_ENCAPSULATION_TYPE_IEC61937;
-    enum_constant public static final android.audio.policy.configuration.AudioEncapsulationType AUDIO_ENCAPSULATION_TYPE_NONE;
-    enum_constant public static final android.audio.policy.configuration.AudioEncapsulationType AUDIO_ENCAPSULATION_TYPE_PCM;
-  }
-
   public enum AudioFormat {
     method @NonNull public String getRawName();
     enum_constant public static final android.audio.policy.configuration.AudioFormat AUDIO_FORMAT_AAC;
@@ -359,29 +342,6 @@
     enum_constant public static final android.audio.policy.configuration.AudioStreamType AUDIO_STREAM_VOICE_CALL;
   }
 
-  public enum AudioUsage {
-    method @NonNull public String getRawName();
-    enum_constant public static final android.audio.policy.configuration.AudioUsage AUDIO_USAGE_ALARM;
-    enum_constant public static final android.audio.policy.configuration.AudioUsage AUDIO_USAGE_ANNOUNCEMENT;
-    enum_constant public static final android.audio.policy.configuration.AudioUsage AUDIO_USAGE_ASSISTANCE_ACCESSIBILITY;
-    enum_constant public static final android.audio.policy.configuration.AudioUsage AUDIO_USAGE_ASSISTANCE_NAVIGATION_GUIDANCE;
-    enum_constant public static final android.audio.policy.configuration.AudioUsage AUDIO_USAGE_ASSISTANCE_SONIFICATION;
-    enum_constant public static final android.audio.policy.configuration.AudioUsage AUDIO_USAGE_ASSISTANT;
-    enum_constant public static final android.audio.policy.configuration.AudioUsage AUDIO_USAGE_CALL_ASSISTANT;
-    enum_constant public static final android.audio.policy.configuration.AudioUsage AUDIO_USAGE_EMERGENCY;
-    enum_constant public static final android.audio.policy.configuration.AudioUsage AUDIO_USAGE_GAME;
-    enum_constant public static final android.audio.policy.configuration.AudioUsage AUDIO_USAGE_MEDIA;
-    enum_constant public static final android.audio.policy.configuration.AudioUsage AUDIO_USAGE_NOTIFICATION;
-    enum_constant public static final android.audio.policy.configuration.AudioUsage AUDIO_USAGE_NOTIFICATION_EVENT;
-    enum_constant public static final android.audio.policy.configuration.AudioUsage AUDIO_USAGE_NOTIFICATION_TELEPHONY_RINGTONE;
-    enum_constant public static final android.audio.policy.configuration.AudioUsage AUDIO_USAGE_SAFETY;
-    enum_constant public static final android.audio.policy.configuration.AudioUsage AUDIO_USAGE_UNKNOWN;
-    enum_constant public static final android.audio.policy.configuration.AudioUsage AUDIO_USAGE_VEHICLE_STATUS;
-    enum_constant public static final android.audio.policy.configuration.AudioUsage AUDIO_USAGE_VIRTUAL_SOURCE;
-    enum_constant public static final android.audio.policy.configuration.AudioUsage AUDIO_USAGE_VOICE_COMMUNICATION;
-    enum_constant public static final android.audio.policy.configuration.AudioUsage AUDIO_USAGE_VOICE_COMMUNICATION_SIGNALLING;
-  }
-
   public enum DeviceCategory {
     method @NonNull public String getRawName();
     enum_constant public static final android.audio.policy.configuration.DeviceCategory DEVICE_CATEGORY_EARPIECE;
@@ -435,7 +395,6 @@
     method @Nullable public int getMinRampMs();
     method @Nullable public int getMinValueMB();
     method @Nullable public java.util.List<android.audio.policy.configuration.AudioGainMode> getMode();
-    method @Nullable public String getName();
     method @Nullable public int getStepValueMB();
     method @Nullable public boolean getUseForVolume();
     method public void setChannel_mask(@Nullable android.audio.policy.configuration.AudioChannelMask);
@@ -445,7 +404,6 @@
     method public void setMinRampMs(@Nullable int);
     method public void setMinValueMB(@Nullable int);
     method public void setMode(@Nullable java.util.List<android.audio.policy.configuration.AudioGainMode>);
-    method public void setName(@Nullable String);
     method public void setStepValueMB(@Nullable int);
     method public void setUseForVolume(@Nullable boolean);
   }
@@ -478,7 +436,6 @@
     method @Nullable public long getMaxActiveCount();
     method @Nullable public long getMaxOpenCount();
     method @Nullable public String getName();
-    method @Nullable public java.util.List<android.audio.policy.configuration.AudioUsage> getPreferredUsage();
     method @Nullable public java.util.List<android.audio.policy.configuration.Profile> getProfile();
     method @Nullable public long getRecommendedMuteDurationMs();
     method @Nullable public android.audio.policy.configuration.Role getRole();
@@ -487,7 +444,6 @@
     method public void setMaxActiveCount(@Nullable long);
     method public void setMaxOpenCount(@Nullable long);
     method public void setName(@Nullable String);
-    method public void setPreferredUsage(@Nullable java.util.List<android.audio.policy.configuration.AudioUsage>);
     method public void setRecommendedMuteDurationMs(@Nullable long);
     method public void setRole(@Nullable android.audio.policy.configuration.Role);
   }
@@ -524,14 +480,10 @@
   public class Profile {
     ctor public Profile();
     method @Nullable public java.util.List<android.audio.policy.configuration.AudioChannelMask> getChannelMasks();
-    method @Nullable public android.audio.policy.configuration.AudioEncapsulationType getEncapsulationType();
     method @Nullable public String getFormat();
-    method @Nullable public String getName();
     method @Nullable public java.util.List<java.math.BigInteger> getSamplingRates();
     method public void setChannelMasks(@Nullable java.util.List<android.audio.policy.configuration.AudioChannelMask>);
-    method public void setEncapsulationType(@Nullable android.audio.policy.configuration.AudioEncapsulationType);
     method public void setFormat(@Nullable String);
-    method public void setName(@Nullable String);
     method public void setSamplingRates(@Nullable java.util.List<java.math.BigInteger>);
   }
 
diff --git a/audio/aidl/default/config/audioPolicy/audio_policy_configuration.xsd b/audio/aidl/default/config/audioPolicy/audio_policy_configuration.xsd
index 9a3a447..d93f697 100644
--- a/audio/aidl/default/config/audioPolicy/audio_policy_configuration.xsd
+++ b/audio/aidl/default/config/audioPolicy/audio_policy_configuration.xsd
@@ -217,20 +217,6 @@
                     <xs:attribute name="flags" type="audioInOutFlags"/>
                     <xs:attribute name="maxOpenCount" type="xs:unsignedInt"/>
                     <xs:attribute name="maxActiveCount" type="xs:unsignedInt"/>
-                    <xs:attribute name="preferredUsage" type="audioUsageList">
-                        <xs:annotation>
-                            <xs:documentation xml:lang="en">
-                                When choosing the mixPort of an audio track, the audioPolicy
-                                first considers the mixPorts with a preferredUsage including
-                                the track AudioUsage preferred .
-                                If non support the track format, the other mixPorts are considered.
-                                Eg: a <mixPort preferredUsage="AUDIO_USAGE_MEDIA" /> will receive
-                                    the audio of all apps playing with a MEDIA usage.
-                                    It may receive audio from ALARM if there are no audio compatible
-                                    <mixPort preferredUsage="AUDIO_USAGE_ALARM" />.
-                             </xs:documentation>
-                        </xs:annotation>
-                    </xs:attribute>
                     <xs:attribute name="recommendedMuteDurationMs" type="xs:unsignedInt"/>
                 </xs:complexType>
                 <xs:unique name="mixPortProfileUniqueness">
@@ -434,56 +420,6 @@
     <xs:simpleType name="extendableAudioFormat">
         <xs:union memberTypes="audioFormat vendorExtension"/>
     </xs:simpleType>
-    <xs:simpleType name="audioUsage">
-        <xs:annotation>
-            <xs:documentation xml:lang="en">
-                Audio usage specifies the intended use case for the sound being played.
-                Please consult frameworks/base/media/java/android/media/AudioAttributes.java
-                for the description of each value.
-            </xs:documentation>
-        </xs:annotation>
-        <xs:restriction base="xs:string">
-            <xs:enumeration value="AUDIO_USAGE_UNKNOWN" />
-            <xs:enumeration value="AUDIO_USAGE_MEDIA" />
-            <xs:enumeration value="AUDIO_USAGE_VOICE_COMMUNICATION" />
-            <xs:enumeration value="AUDIO_USAGE_VOICE_COMMUNICATION_SIGNALLING" />
-            <xs:enumeration value="AUDIO_USAGE_ALARM" />
-            <xs:enumeration value="AUDIO_USAGE_NOTIFICATION" />
-            <xs:enumeration value="AUDIO_USAGE_NOTIFICATION_TELEPHONY_RINGTONE" />
-            <xs:enumeration value="AUDIO_USAGE_NOTIFICATION_EVENT" />
-            <xs:enumeration value="AUDIO_USAGE_ASSISTANCE_ACCESSIBILITY" />
-            <xs:enumeration value="AUDIO_USAGE_ASSISTANCE_NAVIGATION_GUIDANCE" />
-            <xs:enumeration value="AUDIO_USAGE_ASSISTANCE_SONIFICATION" />
-            <xs:enumeration value="AUDIO_USAGE_GAME" />
-            <xs:enumeration value="AUDIO_USAGE_VIRTUAL_SOURCE" />
-            <xs:enumeration value="AUDIO_USAGE_ASSISTANT" />
-            <xs:enumeration value="AUDIO_USAGE_CALL_ASSISTANT" />
-            <xs:enumeration value="AUDIO_USAGE_EMERGENCY" />
-            <xs:enumeration value="AUDIO_USAGE_SAFETY" />
-            <xs:enumeration value="AUDIO_USAGE_VEHICLE_STATUS" />
-            <xs:enumeration value="AUDIO_USAGE_ANNOUNCEMENT" />
-        </xs:restriction>
-    </xs:simpleType>
-    <xs:simpleType name="audioUsageList">
-        <xs:list itemType="audioUsage"/>
-    </xs:simpleType>
-    <xs:simpleType name="audioContentType">
-        <xs:annotation>
-            <xs:documentation xml:lang="en">
-                Audio content type expresses the general category of the content.
-                Please consult frameworks/base/media/java/android/media/AudioAttributes.java
-                for the description of each value.
-            </xs:documentation>
-        </xs:annotation>
-        <xs:restriction base="xs:string">
-            <xs:enumeration value="AUDIO_CONTENT_TYPE_UNKNOWN"/>
-            <xs:enumeration value="AUDIO_CONTENT_TYPE_SPEECH"/>
-            <xs:enumeration value="AUDIO_CONTENT_TYPE_MUSIC"/>
-            <xs:enumeration value="AUDIO_CONTENT_TYPE_MOVIE"/>
-            <xs:enumeration value="AUDIO_CONTENT_TYPE_SONIFICATION"/>
-            <xs:enumeration value="AUDIO_CONTENT_TYPE_ULTRASOUND"/>
-        </xs:restriction>
-    </xs:simpleType>
     <xs:simpleType name="samplingRates">
         <xs:list itemType="xs:nonNegativeInteger" />
     </xs:simpleType>
@@ -579,19 +515,10 @@
     <xs:simpleType name="channelMasks">
         <xs:list itemType="audioChannelMask" />
     </xs:simpleType>
-    <xs:simpleType name="audioEncapsulationType">
-        <xs:restriction base="xs:string">
-            <xs:enumeration value="AUDIO_ENCAPSULATION_TYPE_NONE"/>
-            <xs:enumeration value="AUDIO_ENCAPSULATION_TYPE_IEC61937"/>
-            <xs:enumeration value="AUDIO_ENCAPSULATION_TYPE_PCM"/>
-        </xs:restriction>
-    </xs:simpleType>
     <xs:complexType name="profile">
-        <xs:attribute name="name" type="xs:token" use="optional"/>
         <xs:attribute name="format" type="extendableAudioFormat" use="optional"/>
         <xs:attribute name="samplingRates" type="samplingRates" use="optional"/>
         <xs:attribute name="channelMasks" type="channelMasks" use="optional"/>
-        <xs:attribute name="encapsulationType" type="audioEncapsulationType" use="optional"/>
     </xs:complexType>
     <xs:simpleType name="audioGainMode">
         <xs:restriction base="xs:string">
@@ -612,7 +539,6 @@
         <xs:sequence>
             <xs:element name="gain" minOccurs="0" maxOccurs="unbounded">
                 <xs:complexType>
-                    <xs:attribute name="name" type="xs:token" use="required"/>
                     <xs:attribute name="mode" type="audioGainModeMask" use="required"/>
                     <xs:attribute name="channel_mask" type="audioChannelMask" use="optional"/>
                     <xs:attribute name="minValueMB" type="xs:int" use="optional"/>
diff --git a/audio/aidl/default/include/core-impl/AudioPolicyConfigXmlConverter.h b/audio/aidl/default/include/core-impl/AudioPolicyConfigXmlConverter.h
index 090d585..bff4b4a 100644
--- a/audio/aidl/default/include/core-impl/AudioPolicyConfigXmlConverter.h
+++ b/audio/aidl/default/include/core-impl/AudioPolicyConfigXmlConverter.h
@@ -16,27 +16,42 @@
 
 #pragma once
 
+#include <memory>
+#include <optional>
 #include <string>
+#include <unordered_map>
+#include <utility>
+#include <vector>
 
 #include <aidl/android/hardware/audio/core/SurroundSoundConfig.h>
 #include <aidl/android/media/audio/common/AudioHalEngineConfig.h>
 #include <android_audio_policy_configuration.h>
 #include <android_audio_policy_configuration_enums.h>
+#include <media/AidlConversionUtil.h>
 
+#include "core-impl/Module.h"
 #include "core-impl/XmlConverter.h"
 
 namespace aidl::android::hardware::audio::core::internal {
 
 class AudioPolicyConfigXmlConverter {
   public:
+    using ModuleConfiguration = std::pair<std::string, std::unique_ptr<Module::Configuration>>;
+    using ModuleConfigs = std::vector<ModuleConfiguration>;
+
     explicit AudioPolicyConfigXmlConverter(const std::string& configFilePath)
-        : mConverter(configFilePath, &::android::audio::policy::configuration::read) {}
+        : mConverter(configFilePath, &::android::audio::policy::configuration::read) {
+        if (mConverter.getXsdcConfig()) {
+            init();
+        }
+    }
 
     std::string getError() const { return mConverter.getError(); }
     ::android::status_t getStatus() const { return mConverter.getStatus(); }
 
     const ::aidl::android::media::audio::common::AudioHalEngineConfig& getAidlEngineConfig();
     const SurroundSoundConfig& getSurroundSoundConfig();
+    std::unique_ptr<ModuleConfigs> releaseModuleConfigs();
 
     // Public for testing purposes.
     static const SurroundSoundConfig& getDefaultSurroundSoundConfig();
@@ -47,13 +62,13 @@
         return mConverter.getXsdcConfig();
     }
     void addVolumeGroupstoEngineConfig();
+    void init();
     void mapStreamToVolumeCurve(
             const ::android::audio::policy::configuration::Volume& xsdcVolumeCurve);
     void mapStreamsToVolumeCurves();
     void parseVolumes();
-    ::aidl::android::media::audio::common::AudioHalVolumeCurve::CurvePoint convertCurvePointToAidl(
-            const std::string& xsdcCurvePoint);
-    ::aidl::android::media::audio::common::AudioHalVolumeCurve convertVolumeCurveToAidl(
+    ConversionResult<::aidl::android::media::audio::common::AudioHalVolumeCurve>
+    convertVolumeCurveToAidl(
             const ::android::audio::policy::configuration::Volume& xsdcVolumeCurve);
 
     ::aidl::android::media::audio::common::AudioHalEngineConfig mAidlEngineConfig;
@@ -63,6 +78,7 @@
     std::unordered_map<::android::audio::policy::configuration::AudioStreamType,
                        std::vector<::aidl::android::media::audio::common::AudioHalVolumeCurve>>
             mStreamToVolumeCurvesMap;
+    std::unique_ptr<ModuleConfigs> mModuleConfigurations = std::make_unique<ModuleConfigs>();
 };
 
 }  // namespace aidl::android::hardware::audio::core::internal
diff --git a/audio/aidl/default/include/core-impl/ChildInterface.h b/audio/aidl/default/include/core-impl/ChildInterface.h
index 2421b59..3b74c5e 100644
--- a/audio/aidl/default/include/core-impl/ChildInterface.h
+++ b/audio/aidl/default/include/core-impl/ChildInterface.h
@@ -42,12 +42,16 @@
     C* operator->() const { return this->first; }
     // Use 'getInstance' when returning the interface instance.
     std::shared_ptr<C> getInstance() {
+        (void)getBinder();
+        return this->first;
+    }
+    AIBinder* getBinder() {
         if (this->second.get() == nullptr) {
             this->second = this->first->asBinder();
             AIBinder_setMinSchedulerPolicy(this->second.get(), SCHED_NORMAL,
                                            ANDROID_PRIORITY_AUDIO);
         }
-        return this->first;
+        return this->second.get();
     }
 };
 
diff --git a/audio/aidl/default/include/core-impl/Config.h b/audio/aidl/default/include/core-impl/Config.h
index 96a6cb9..63d4b3d 100644
--- a/audio/aidl/default/include/core-impl/Config.h
+++ b/audio/aidl/default/include/core-impl/Config.h
@@ -26,11 +26,16 @@
 static const std::string kEngineConfigFileName = "audio_policy_engine_configuration.xml";
 
 class Config : public BnConfig {
+  public:
+    explicit Config(internal::AudioPolicyConfigXmlConverter& apConverter)
+        : mAudioPolicyConverter(apConverter) {}
+
+  private:
     ndk::ScopedAStatus getSurroundSoundConfig(SurroundSoundConfig* _aidl_return) override;
     ndk::ScopedAStatus getEngineConfig(
             aidl::android::media::audio::common::AudioHalEngineConfig* _aidl_return) override;
-    internal::AudioPolicyConfigXmlConverter mAudioPolicyConverter{
-            ::android::audio_get_audio_policy_config_file()};
+
+    internal::AudioPolicyConfigXmlConverter& mAudioPolicyConverter;
     internal::EngineConfigXmlConverter mEngConfigConverter{
             ::android::audio_find_readable_configuration_file(kEngineConfigFileName.c_str())};
 };
diff --git a/audio/aidl/default/include/core-impl/Configuration.h b/audio/aidl/default/include/core-impl/Configuration.h
index 6277c38..aa7b9ff 100644
--- a/audio/aidl/default/include/core-impl/Configuration.h
+++ b/audio/aidl/default/include/core-impl/Configuration.h
@@ -16,37 +16,12 @@
 
 #pragma once
 
-#include <map>
 #include <memory>
-#include <vector>
 
-#include <aidl/android/hardware/audio/core/AudioPatch.h>
-#include <aidl/android/hardware/audio/core/AudioRoute.h>
-#include <aidl/android/media/audio/common/AudioPort.h>
-#include <aidl/android/media/audio/common/AudioPortConfig.h>
-#include <aidl/android/media/audio/common/MicrophoneInfo.h>
+#include "Module.h"
 
 namespace aidl::android::hardware::audio::core::internal {
 
-struct Configuration {
-    std::vector<::aidl::android::media::audio::common::MicrophoneInfo> microphones;
-    std::vector<::aidl::android::media::audio::common::AudioPort> ports;
-    std::vector<::aidl::android::media::audio::common::AudioPortConfig> portConfigs;
-    std::vector<::aidl::android::media::audio::common::AudioPortConfig> initialConfigs;
-    // Port id -> List of profiles to use when the device port state is set to 'connected'
-    // in connection simulation mode.
-    std::map<int32_t, std::vector<::aidl::android::media::audio::common::AudioProfile>>
-            connectedProfiles;
-    std::vector<AudioRoute> routes;
-    std::vector<AudioPatch> patches;
-    int32_t nextPortId = 1;
-    int32_t nextPatchId = 1;
-};
-
-std::unique_ptr<Configuration> getPrimaryConfiguration();
-std::unique_ptr<Configuration> getRSubmixConfiguration();
-std::unique_ptr<Configuration> getStubConfiguration();
-std::unique_ptr<Configuration> getUsbConfiguration();
-std::unique_ptr<Configuration> getBluetoothConfiguration();
+std::unique_ptr<Module::Configuration> getConfiguration(Module::Type moduleType);
 
 }  // namespace aidl::android::hardware::audio::core::internal
diff --git a/audio/aidl/default/include/core-impl/EngineConfigXmlConverter.h b/audio/aidl/default/include/core-impl/EngineConfigXmlConverter.h
index b34441d..22ac8cb 100644
--- a/audio/aidl/default/include/core-impl/EngineConfigXmlConverter.h
+++ b/audio/aidl/default/include/core-impl/EngineConfigXmlConverter.h
@@ -19,10 +19,9 @@
 #include <string>
 #include <unordered_map>
 
-#include <utils/Errors.h>
-
 #include <android_audio_policy_engine_configuration.h>
 #include <android_audio_policy_engine_configuration_enums.h>
+#include <media/AidlConversionUtil.h>
 
 #include "core-impl/XmlConverter.h"
 
@@ -49,29 +48,24 @@
     }
     void init();
     void initProductStrategyMap();
-    ::aidl::android::media::audio::common::AudioAttributes convertAudioAttributesToAidl(
+    ConversionResult<::aidl::android::media::audio::common::AudioAttributes>
+    convertAudioAttributesToAidl(
             const ::android::audio::policy::engine::configuration::AttributesType&
                     xsdcAudioAttributes);
-    ::aidl::android::media::audio::common::AudioHalAttributesGroup convertAttributesGroupToAidl(
+    ConversionResult<::aidl::android::media::audio::common::AudioHalAttributesGroup>
+    convertAttributesGroupToAidl(
             const ::android::audio::policy::engine::configuration::AttributesGroup&
                     xsdcAttributesGroup);
-    ::aidl::android::media::audio::common::AudioHalCapCriterion convertCapCriterionToAidl(
-            const ::android::audio::policy::engine::configuration::CriterionType& xsdcCriterion);
-    ::aidl::android::media::audio::common::AudioHalCapCriterionType convertCapCriterionTypeToAidl(
-            const ::android::audio::policy::engine::configuration::CriterionTypeType&
-                    xsdcCriterionType);
-    std::string convertCriterionTypeValueToAidl(
-            const ::android::audio::policy::engine::configuration::ValueType&
-                    xsdcCriterionTypeValue);
-    ::aidl::android::media::audio::common::AudioHalVolumeCurve::CurvePoint convertCurvePointToAidl(
-            const std::string& xsdcCurvePoint);
-    ::aidl::android::media::audio::common::AudioHalProductStrategy convertProductStrategyToAidl(
-            const ::android::audio::policy::engine::configuration::ProductStrategies::
-                    ProductStrategy& xsdcProductStrategy);
-    int convertProductStrategyNameToAidl(const std::string& xsdcProductStrategyName);
-    ::aidl::android::media::audio::common::AudioHalVolumeCurve convertVolumeCurveToAidl(
+    ConversionResult<::aidl::android::media::audio::common::AudioHalProductStrategy>
+    convertProductStrategyToAidl(const ::android::audio::policy::engine::configuration::
+                                         ProductStrategies::ProductStrategy& xsdcProductStrategy);
+    ConversionResult<int> convertProductStrategyNameToAidl(
+            const std::string& xsdcProductStrategyName);
+    ConversionResult<::aidl::android::media::audio::common::AudioHalVolumeCurve>
+    convertVolumeCurveToAidl(
             const ::android::audio::policy::engine::configuration::Volume& xsdcVolumeCurve);
-    ::aidl::android::media::audio::common::AudioHalVolumeGroup convertVolumeGroupToAidl(
+    ConversionResult<::aidl::android::media::audio::common::AudioHalVolumeGroup>
+    convertVolumeGroupToAidl(
             const ::android::audio::policy::engine::configuration::VolumeGroupsType::VolumeGroup&
                     xsdcVolumeGroup);
 
diff --git a/audio/aidl/default/include/core-impl/Module.h b/audio/aidl/default/include/core-impl/Module.h
index da94815..c39aa36 100644
--- a/audio/aidl/default/include/core-impl/Module.h
+++ b/audio/aidl/default/include/core-impl/Module.h
@@ -19,31 +19,51 @@
 #include <iostream>
 #include <map>
 #include <memory>
+#include <optional>
 #include <set>
 
 #include <aidl/android/hardware/audio/core/BnModule.h>
 
 #include "core-impl/ChildInterface.h"
-#include "core-impl/Configuration.h"
 #include "core-impl/Stream.h"
 
 namespace aidl::android::hardware::audio::core {
 
 class Module : public BnModule {
   public:
-    // This value is used for all AudioPatches and reported by all streams.
-    static constexpr int32_t kLatencyMs = 10;
+    struct Configuration {
+        std::vector<::aidl::android::media::audio::common::MicrophoneInfo> microphones;
+        std::vector<::aidl::android::media::audio::common::AudioPort> ports;
+        std::vector<::aidl::android::media::audio::common::AudioPortConfig> portConfigs;
+        std::vector<::aidl::android::media::audio::common::AudioPortConfig> initialConfigs;
+        // Port id -> List of profiles to use when the device port state is set to 'connected'
+        // in connection simulation mode.
+        std::map<int32_t, std::vector<::aidl::android::media::audio::common::AudioProfile>>
+                connectedProfiles;
+        std::vector<AudioRoute> routes;
+        std::vector<AudioPatch> patches;
+        int32_t nextPortId = 1;
+        int32_t nextPatchId = 1;
+    };
     enum Type : int { DEFAULT, R_SUBMIX, STUB, USB, BLUETOOTH };
     enum BtInterface : int { BTCONF, BTA2DP, BTLE };
-
-    static std::shared_ptr<Module> createInstance(Type type);
-
-    explicit Module(Type type) : mType(type) {}
-
     typedef std::tuple<std::weak_ptr<IBluetooth>, std::weak_ptr<IBluetoothA2dp>,
                        std::weak_ptr<IBluetoothLe>>
             BtProfileHandles;
 
+    // This value is used by default for all AudioPatches and reported by all streams.
+    static constexpr int32_t kLatencyMs = 10;
+
+    static std::shared_ptr<Module> createInstance(Type type) {
+        return createInstance(type, std::make_unique<Configuration>());
+    }
+    static std::shared_ptr<Module> createInstance(Type type,
+                                                  std::unique_ptr<Configuration>&& config);
+    static std::optional<Type> typeFromString(const std::string& type);
+
+    Module(Type type, std::unique_ptr<Configuration>&& config)
+        : mType(type), mConfig(std::move(config)) {}
+
   protected:
     // The vendor extension done via inheritance can override interface methods and augment
     // a call to the base implementation.
@@ -148,7 +168,7 @@
     using Patches = std::multimap<int32_t, int32_t>;
 
     const Type mType;
-    std::unique_ptr<internal::Configuration> mConfig;
+    std::unique_ptr<Configuration> mConfig;
     ModuleDebug mDebug;
     VendorDebug mVendorDebug;
     ConnectedDevicePorts mConnectedDevicePorts;
@@ -187,7 +207,7 @@
             const ::aidl::android::media::audio::common::AudioPort& audioPort, bool connected);
     virtual ndk::ScopedAStatus onMasterMuteChanged(bool mute);
     virtual ndk::ScopedAStatus onMasterVolumeChanged(float volume);
-    virtual std::unique_ptr<internal::Configuration> initializeConfig();
+    virtual std::unique_ptr<Configuration> initializeConfig();
 
     // Utility and helper functions accessible to subclasses.
     ndk::ScopedAStatus bluetoothParametersUpdated();
@@ -204,7 +224,7 @@
             int32_t in_portConfigId, ::aidl::android::media::audio::common::AudioPort** port);
     std::vector<AudioRoute*> getAudioRoutesForAudioPortImpl(int32_t portId);
     virtual BtProfileHandles getBtProfileManagerHandles();
-    internal::Configuration& getConfig();
+    Configuration& getConfig();
     const ConnectedDevicePorts& getConnectedDevicePorts() const { return mConnectedDevicePorts; }
     bool getMasterMute() const { return mMasterMute; }
     bool getMasterVolume() const { return mMasterVolume; }
diff --git a/audio/aidl/default/include/core-impl/ModuleAlsa.h b/audio/aidl/default/include/core-impl/ModuleAlsa.h
index 5815961..2774fe5 100644
--- a/audio/aidl/default/include/core-impl/ModuleAlsa.h
+++ b/audio/aidl/default/include/core-impl/ModuleAlsa.h
@@ -27,7 +27,8 @@
 // provide necessary overrides for all interface methods omitted here.
 class ModuleAlsa : public Module {
   public:
-    explicit ModuleAlsa(Module::Type type) : Module(type) {}
+    ModuleAlsa(Type type, std::unique_ptr<Configuration>&& config)
+        : Module(type, std::move(config)) {}
 
   protected:
     // Extension methods of 'Module'.
diff --git a/audio/aidl/default/include/core-impl/ModuleBluetooth.h b/audio/aidl/default/include/core-impl/ModuleBluetooth.h
index 526a809..7ac2d34 100644
--- a/audio/aidl/default/include/core-impl/ModuleBluetooth.h
+++ b/audio/aidl/default/include/core-impl/ModuleBluetooth.h
@@ -23,7 +23,8 @@
 
 class ModuleBluetooth final : public Module {
   public:
-    ModuleBluetooth() : Module(Type::BLUETOOTH) {}
+    ModuleBluetooth(std::unique_ptr<Configuration>&& config)
+        : Module(Type::BLUETOOTH, std::move(config)) {}
 
   private:
     BtProfileHandles getBtProfileManagerHandles() override;
diff --git a/audio/aidl/default/include/core-impl/ModulePrimary.h b/audio/aidl/default/include/core-impl/ModulePrimary.h
index 6264237..ee86d64 100644
--- a/audio/aidl/default/include/core-impl/ModulePrimary.h
+++ b/audio/aidl/default/include/core-impl/ModulePrimary.h
@@ -22,7 +22,8 @@
 
 class ModulePrimary final : public Module {
   public:
-    ModulePrimary() : Module(Type::DEFAULT) {}
+    ModulePrimary(std::unique_ptr<Configuration>&& config)
+        : Module(Type::DEFAULT, std::move(config)) {}
 
   protected:
     ndk::ScopedAStatus getTelephony(std::shared_ptr<ITelephony>* _aidl_return) override;
diff --git a/audio/aidl/default/include/core-impl/ModuleRemoteSubmix.h b/audio/aidl/default/include/core-impl/ModuleRemoteSubmix.h
index c4bf7b9..ebf4558 100644
--- a/audio/aidl/default/include/core-impl/ModuleRemoteSubmix.h
+++ b/audio/aidl/default/include/core-impl/ModuleRemoteSubmix.h
@@ -22,7 +22,8 @@
 
 class ModuleRemoteSubmix : public Module {
   public:
-    ModuleRemoteSubmix() : Module(Type::R_SUBMIX) {}
+    ModuleRemoteSubmix(std::unique_ptr<Configuration>&& config)
+        : Module(Type::R_SUBMIX, std::move(config)) {}
 
   private:
     // IModule interfaces
diff --git a/audio/aidl/default/include/core-impl/ModuleStub.h b/audio/aidl/default/include/core-impl/ModuleStub.h
index 4f77161..e9b7db4 100644
--- a/audio/aidl/default/include/core-impl/ModuleStub.h
+++ b/audio/aidl/default/include/core-impl/ModuleStub.h
@@ -22,7 +22,7 @@
 
 class ModuleStub final : public Module {
   public:
-    ModuleStub() : Module(Type::STUB) {}
+    ModuleStub(std::unique_ptr<Configuration>&& config) : Module(Type::STUB, std::move(config)) {}
 
   protected:
     ndk::ScopedAStatus getBluetooth(std::shared_ptr<IBluetooth>* _aidl_return) override;
diff --git a/audio/aidl/default/include/core-impl/ModuleUsb.h b/audio/aidl/default/include/core-impl/ModuleUsb.h
index a296b8c..6ee8f8a 100644
--- a/audio/aidl/default/include/core-impl/ModuleUsb.h
+++ b/audio/aidl/default/include/core-impl/ModuleUsb.h
@@ -22,7 +22,7 @@
 
 class ModuleUsb final : public ModuleAlsa {
   public:
-    ModuleUsb() : ModuleAlsa(Type::USB) {}
+    ModuleUsb(std::unique_ptr<Configuration>&& config) : ModuleAlsa(Type::USB, std::move(config)) {}
 
   private:
     // IModule interfaces
diff --git a/audio/aidl/default/include/core-impl/XmlConverter.h b/audio/aidl/default/include/core-impl/XmlConverter.h
index 383ea24..68e6b8e 100644
--- a/audio/aidl/default/include/core-impl/XmlConverter.h
+++ b/audio/aidl/default/include/core-impl/XmlConverter.h
@@ -22,7 +22,6 @@
 
 #include <media/AidlConversionUtil.h>
 #include <system/audio_config.h>
-#include <utils/Errors.h>
 
 namespace aidl::android::hardware::audio::core::internal {
 
@@ -85,10 +84,10 @@
  *     </Modules>
  */
 template <typename W, typename X, typename A>
-std::vector<A> convertWrappedCollectionToAidlUnchecked(
+static ConversionResult<std::vector<A>> convertWrappedCollectionToAidl(
         const std::vector<W>& xsdcWrapperTypeVec,
         std::function<const std::vector<X>&(const W&)> getInnerTypeVec,
-        std::function<A(const X&)> convertToAidl) {
+        std::function<ConversionResult<A>(const X&)> convertToAidl) {
     std::vector<A> resultAidlTypeVec;
     if (!xsdcWrapperTypeVec.empty()) {
         /*
@@ -98,21 +97,23 @@
          */
         resultAidlTypeVec.reserve(getInnerTypeVec(xsdcWrapperTypeVec[0]).size());
         for (const W& xsdcWrapperType : xsdcWrapperTypeVec) {
-            std::transform(getInnerTypeVec(xsdcWrapperType).begin(),
-                           getInnerTypeVec(xsdcWrapperType).end(),
-                           std::back_inserter(resultAidlTypeVec), convertToAidl);
+            for (const X& xsdcType : getInnerTypeVec(xsdcWrapperType)) {
+                resultAidlTypeVec.push_back(VALUE_OR_FATAL(convertToAidl(xsdcType)));
+            }
         }
     }
     return resultAidlTypeVec;
 }
 
 template <typename X, typename A>
-std::vector<A> convertCollectionToAidlUnchecked(const std::vector<X>& xsdcTypeVec,
-                                                std::function<A(const X&)> itemConversion) {
+static ConversionResult<std::vector<A>> convertCollectionToAidl(
+        const std::vector<X>& xsdcTypeVec,
+        std::function<ConversionResult<A>(const X&)> convertToAidl) {
     std::vector<A> resultAidlTypeVec;
     resultAidlTypeVec.reserve(xsdcTypeVec.size());
-    std::transform(xsdcTypeVec.begin(), xsdcTypeVec.end(), std::back_inserter(resultAidlTypeVec),
-                   itemConversion);
+    for (const X& xsdcType : xsdcTypeVec) {
+        resultAidlTypeVec.push_back(VALUE_OR_FATAL(convertToAidl(xsdcType)));
+    }
     return resultAidlTypeVec;
 }
 
diff --git a/audio/aidl/default/include/core-impl/XsdcConversion.h b/audio/aidl/default/include/core-impl/XsdcConversion.h
new file mode 100644
index 0000000..30dc8b6
--- /dev/null
+++ b/audio/aidl/default/include/core-impl/XsdcConversion.h
@@ -0,0 +1,29 @@
+#include <string>
+#include <unordered_map>
+#include <unordered_set>
+
+#include <aidl/android/media/audio/common/AudioHalCapCriterion.h>
+#include <aidl/android/media/audio/common/AudioHalCapCriterionType.h>
+#include <aidl/android/media/audio/common/AudioHalVolumeCurve.h>
+#include <aidl/android/media/audio/common/AudioPort.h>
+#include <android_audio_policy_configuration.h>
+#include <android_audio_policy_configuration_enums.h>
+#include <android_audio_policy_engine_configuration.h>
+#include <media/AidlConversionUtil.h>
+
+#include "core-impl/Module.h"
+
+namespace aidl::android::hardware::audio::core::internal {
+
+ConversionResult<::aidl::android::media::audio::common::AudioHalCapCriterion>
+convertCapCriterionToAidl(
+        const ::android::audio::policy::engine::configuration::CriterionType& xsdcCriterion);
+ConversionResult<::aidl::android::media::audio::common::AudioHalCapCriterionType>
+convertCapCriterionTypeToAidl(
+        const ::android::audio::policy::engine::configuration::CriterionTypeType&
+                xsdcCriterionType);
+ConversionResult<::aidl::android::media::audio::common::AudioHalVolumeCurve::CurvePoint>
+convertCurvePointToAidl(const std::string& xsdcCurvePoint);
+ConversionResult<std::unique_ptr<Module::Configuration>> convertModuleConfigToAidl(
+        const ::android::audio::policy::configuration::Modules::Module& moduleConfig);
+}  // namespace aidl::android::hardware::audio::core::internal
diff --git a/audio/aidl/default/main.cpp b/audio/aidl/default/main.cpp
index a0c0fab..6ab747d 100644
--- a/audio/aidl/default/main.cpp
+++ b/audio/aidl/default/main.cpp
@@ -16,21 +16,51 @@
 
 #include <cstdlib>
 #include <ctime>
-#include <sstream>
 #include <utility>
 #include <vector>
 
+#define LOG_TAG "AHAL_Main"
 #include <android-base/logging.h>
 #include <android-base/properties.h>
 #include <android/binder_ibinder_platform.h>
 #include <android/binder_manager.h>
 #include <android/binder_process.h>
 
+#include "core-impl/AudioPolicyConfigXmlConverter.h"
+#include "core-impl/ChildInterface.h"
 #include "core-impl/Config.h"
 #include "core-impl/Module.h"
 
+using aidl::android::hardware::audio::core::ChildInterface;
 using aidl::android::hardware::audio::core::Config;
 using aidl::android::hardware::audio::core::Module;
+using aidl::android::hardware::audio::core::internal::AudioPolicyConfigXmlConverter;
+
+namespace {
+
+ChildInterface<Module> createModule(const std::string& name,
+                                    std::unique_ptr<Module::Configuration>&& config) {
+    ChildInterface<Module> result;
+    {
+        auto moduleType = Module::typeFromString(name);
+        if (!moduleType.has_value()) {
+            LOG(ERROR) << __func__ << ": module type \"" << name << "\" is not supported";
+            return result;
+        }
+        auto module = Module::createInstance(*moduleType, std::move(config));
+        if (module == nullptr) return result;
+        result = std::move(module);
+    }
+    const std::string moduleFqn = std::string().append(Module::descriptor).append("/").append(name);
+    binder_status_t status = AServiceManager_addService(result.getBinder(), moduleFqn.c_str());
+    if (status != STATUS_OK) {
+        LOG(ERROR) << __func__ << ": failed to register service for \"" << moduleFqn << "\"";
+        return ChildInterface<Module>();
+    }
+    return result;
+};
+
+}  // namespace
 
 int main() {
     // Random values are used in the implementation.
@@ -45,29 +75,27 @@
     // Guaranteed log for b/210919187 and logd_integration_test
     LOG(INFO) << "Init for Audio AIDL HAL";
 
+    AudioPolicyConfigXmlConverter audioPolicyConverter{
+            ::android::audio_get_audio_policy_config_file()};
+
     // Make the default config service
-    auto config = ndk::SharedRefBase::make<Config>();
-    const std::string configName = std::string() + Config::descriptor + "/default";
+    auto config = ndk::SharedRefBase::make<Config>(audioPolicyConverter);
+    const std::string configFqn = std::string().append(Config::descriptor).append("/default");
     binder_status_t status =
-            AServiceManager_addService(config->asBinder().get(), configName.c_str());
-    CHECK_EQ(STATUS_OK, status);
+            AServiceManager_addService(config->asBinder().get(), configFqn.c_str());
+    if (status != STATUS_OK) {
+        LOG(ERROR) << "failed to register service for \"" << configFqn << "\"";
+    }
 
     // Make modules
-    auto createModule = [](Module::Type type) {
-        auto module = Module::createInstance(type);
-        ndk::SpAIBinder moduleBinder = module->asBinder();
-        std::stringstream moduleName;
-        moduleName << Module::descriptor << "/" << type;
-        AIBinder_setMinSchedulerPolicy(moduleBinder.get(), SCHED_NORMAL, ANDROID_PRIORITY_AUDIO);
-        binder_status_t status =
-                AServiceManager_addService(moduleBinder.get(), moduleName.str().c_str());
-        CHECK_EQ(STATUS_OK, status);
-        return std::make_pair(module, moduleBinder);
-    };
-    auto modules = {createModule(Module::Type::DEFAULT), createModule(Module::Type::R_SUBMIX),
-                    createModule(Module::Type::USB), createModule(Module::Type::STUB),
-                    createModule(Module::Type::BLUETOOTH)};
-    (void)modules;
+    std::vector<ChildInterface<Module>> moduleInstances;
+    auto configs(audioPolicyConverter.releaseModuleConfigs());
+    for (std::pair<std::string, std::unique_ptr<Module::Configuration>>& configPair : *configs) {
+        std::string name = configPair.first;
+        if (auto instance = createModule(name, std::move(configPair.second)); instance) {
+            moduleInstances.push_back(std::move(instance));
+        }
+    }
 
     ABinderProcess_joinThreadPool();
     return EXIT_FAILURE;  // should not reach