diff --git a/audio/common/all-versions/default/Android.bp b/audio/common/all-versions/default/Android.bp
index a25565d..9543674 100644
--- a/audio/common/all-versions/default/Android.bp
+++ b/audio/common/all-versions/default/Android.bp
@@ -211,6 +211,8 @@
     name: "android.hardware.audio.common@7.0-util_tests",
     defaults: ["android.hardware.audio.common-util_default"],
 
+    tidy_timeout_srcs: ["tests/hidlutils_tests.cpp"],
+
     srcs: ["tests/hidlutils_tests.cpp"],
 
     // Use static linking to allow running in presubmit on
@@ -241,6 +243,8 @@
     name: "android.hardware.audio.common@7.1-util_tests",
     defaults: ["android.hardware.audio.common-util_default"],
 
+    tidy_timeout_srcs: ["tests/hidlutils_tests.cpp"],
+
     srcs: ["tests/hidlutils_tests.cpp"],
 
     // Use static linking to allow running in presubmit on
diff --git a/audio/common/all-versions/default/service/Android.bp b/audio/common/all-versions/default/service/Android.bp
index 1bd6abe..9890be2 100644
--- a/audio/common/all-versions/default/service/Android.bp
+++ b/audio/common/all-versions/default/service/Android.bp
@@ -52,6 +52,7 @@
     shared_libs: [
         "libcutils",
         "libbinder",
+        "libbinder_ndk",
         "libhidlbase",
         "liblog",
         "libutils",
diff --git a/audio/common/all-versions/default/service/service.cpp b/audio/common/all-versions/default/service/service.cpp
index e26369f..fbf6165 100644
--- a/audio/common/all-versions/default/service/service.cpp
+++ b/audio/common/all-versions/default/service/service.cpp
@@ -20,8 +20,10 @@
 #include <string>
 #include <vector>
 
+#include <android/binder_process.h>
 #include <binder/ProcessState.h>
 #include <cutils/properties.h>
+#include <dlfcn.h>
 #include <hidl/HidlTransportSupport.h>
 #include <hidl/LegacySupport.h>
 #include <hwbinder/ProcessState.h>
@@ -45,6 +47,31 @@
     return false;
 }
 
+static bool registerExternalServiceImplementation(const std::string& libName,
+                                                  const std::string& funcName) {
+    constexpr int dlMode = RTLD_LAZY;
+    void* handle = nullptr;
+    dlerror();  // clear
+    auto libPath = libName + ".so";
+    handle = dlopen(libPath.c_str(), dlMode);
+    if (handle == nullptr) {
+        const char* error = dlerror();
+        ALOGE("Failed to dlopen %s: %s", libPath.c_str(),
+              error != nullptr ? error : "unknown error");
+        return false;
+    }
+    binder_status_t (*factoryFunction)();
+    *(void**)(&factoryFunction) = dlsym(handle, funcName.c_str());
+    if (!factoryFunction) {
+        const char* error = dlerror();
+        ALOGE("Factory function %s not found in libName %s: %s", funcName.c_str(), libPath.c_str(),
+              error != nullptr ? error : "unknown error");
+        dlclose(handle);
+        return false;
+    }
+    return ((*factoryFunction)() == STATUS_OK);
+}
+
 int main(int /* argc */, char* /* argv */ []) {
     signal(SIGPIPE, SIG_IGN);
 
@@ -52,6 +79,9 @@
     // start a threadpool for vndbinder interactions
     ::android::ProcessState::self()->startThreadPool();
 
+    ABinderProcess_setThreadPoolMaxThreadCount(1);
+    ABinderProcess_startThreadPool();
+
     const int32_t defaultValue = -1;
     int32_t value =
         property_get_int32("persist.vendor.audio.service.hwbinder.size_kbyte", defaultValue);
@@ -101,6 +131,13 @@
             "android.hardware.bluetooth.a2dp@1.0::IBluetoothAudioOffload"
         }
     };
+
+    const std::vector<std::pair<std::string,std::string>> optionalInterfaceSharedLibs = {
+        {
+            "android.hardware.bluetooth.audio-impl",
+            "createIBluetoothAudioProviderFactory",
+        },
+    };
     // clang-format on
 
     for (const auto& listIter : mandatoryInterfaces) {
@@ -117,5 +154,15 @@
                  "Could not register %s", interfaceFamilyName.c_str());
     }
 
+    for (const auto& interfacePair : optionalInterfaceSharedLibs) {
+        const std::string& libraryName = interfacePair.first;
+        const std::string& interfaceLoaderFuncName = interfacePair.second;
+        if (registerExternalServiceImplementation(libraryName, interfaceLoaderFuncName)) {
+            ALOGI("%s() from %s success", interfaceLoaderFuncName.c_str(), libraryName.c_str());
+        } else {
+            ALOGW("%s() from %s failed", interfaceLoaderFuncName.c_str(), libraryName.c_str());
+        }
+    }
+
     joinRpcThreadpool();
 }
diff --git a/audio/core/all-versions/vts/functional/Android.bp b/audio/core/all-versions/vts/functional/Android.bp
index 0370895..3007f01 100644
--- a/audio/core/all-versions/vts/functional/Android.bp
+++ b/audio/core/all-versions/vts/functional/Android.bp
@@ -48,6 +48,9 @@
 cc_test {
     name: "VtsHalAudioV2_0TargetTest",
     defaults: ["VtsHalAudioTargetTest_defaults"],
+    tidy_timeout_srcs: [
+        "2.0/AudioPrimaryHidlHalTest.cpp",
+    ],
     srcs: [
         "2.0/AudioPrimaryHidlHalTest.cpp",
     ],
@@ -74,6 +77,9 @@
 cc_test {
     name: "VtsHalAudioV4_0TargetTest",
     defaults: ["VtsHalAudioTargetTest_defaults"],
+    tidy_timeout_srcs: [
+        "4.0/AudioPrimaryHidlHalTest.cpp",
+    ],
     srcs: [
         "4.0/AudioPrimaryHidlHalTest.cpp",
     ],
@@ -126,6 +132,9 @@
 cc_test {
     name: "VtsHalAudioV6_0TargetTest",
     defaults: ["VtsHalAudioTargetTest_defaults"],
+    tidy_timeout_srcs: [
+        "6.0/AudioPrimaryHidlHalTest.cpp",
+    ],
     srcs: [
         "6.0/AudioPrimaryHidlHalTest.cpp",
         "6.0/Generators.cpp",
@@ -153,6 +162,9 @@
 cc_test {
     name: "VtsHalAudioV7_0TargetTest",
     defaults: ["VtsHalAudioTargetTest_defaults"],
+    tidy_timeout_srcs: [
+        "7.0/AudioPrimaryHidlHalTest.cpp",
+    ],
     srcs: [
         "7.0/AudioPrimaryHidlHalTest.cpp",
         "7.0/Generators.cpp",
diff --git a/audio/effect/all-versions/vts/functional/Android.bp b/audio/effect/all-versions/vts/functional/Android.bp
index 48d6474..3b15ed4 100644
--- a/audio/effect/all-versions/vts/functional/Android.bp
+++ b/audio/effect/all-versions/vts/functional/Android.bp
@@ -26,6 +26,9 @@
 cc_defaults {
     name: "VtsHalAudioEffectTargetTest_default",
     defaults: ["VtsHalTargetTestDefaults"],
+    tidy_timeout_srcs: [
+        "VtsHalAudioEffectTargetTest.cpp",
+    ],
     srcs: [
         "VtsHalAudioEffectTargetTest.cpp",
         "ValidateAudioEffectsConfiguration.cpp",
diff --git a/automotive/evs/1.1/vts/functional/Android.bp b/automotive/evs/1.1/vts/functional/Android.bp
index cbc2150..18687bf 100644
--- a/automotive/evs/1.1/vts/functional/Android.bp
+++ b/automotive/evs/1.1/vts/functional/Android.bp
@@ -25,6 +25,9 @@
 
 cc_test {
     name: "VtsHalEvsV1_1TargetTest",
+    tidy_timeout_srcs: [
+        "VtsHalEvsV1_1TargetTest.cpp",
+    ],
     srcs: [
         "FrameHandler.cpp",
         "FrameHandlerUltrasonics.cpp",
diff --git a/automotive/sv/1.0/vts/functional/Android.bp b/automotive/sv/1.0/vts/functional/Android.bp
index 1ff3450..e94893c 100644
--- a/automotive/sv/1.0/vts/functional/Android.bp
+++ b/automotive/sv/1.0/vts/functional/Android.bp
@@ -25,6 +25,9 @@
 
 cc_test {
     name: "VtsHalSurroundViewV1_0TargetTest",
+    tidy_timeout_srcs: [
+        "VtsHalSurroundViewV1_0TargetTest.cpp",
+    ],
     srcs: [
         "VtsHalSurroundViewV1_0TargetTest.cpp",
         "SurroundViewStreamHandler.cpp",
diff --git a/automotive/vehicle/2.0/default/Android.bp b/automotive/vehicle/2.0/default/Android.bp
index 869c0c9..14177dd 100644
--- a/automotive/vehicle/2.0/default/Android.bp
+++ b/automotive/vehicle/2.0/default/Android.bp
@@ -172,6 +172,9 @@
     vendor: true,
     defaults: ["vhal_v2_0_target_defaults"],
     whole_static_libs: ["android.hardware.automotive.vehicle@2.0-manager-lib"],
+    tidy_timeout_srcs: [
+        "tests/VmsUtils_test.cpp",
+    ],
     srcs: [
         "tests/RecurrentTimer_test.cpp",
         "tests/SubscriptionManager_test.cpp",
diff --git a/automotive/vehicle/2.0/utils/Android.bp b/automotive/vehicle/2.0/utils/Android.bp
index a75ce49..770d447 100644
--- a/automotive/vehicle/2.0/utils/Android.bp
+++ b/automotive/vehicle/2.0/utils/Android.bp
@@ -39,6 +39,9 @@
     name: "android.hardware.automotive.vehicle@2.0-utils-unit-tests",
     defaults: ["vhal_v2_0_defaults"],
     vendor: true,
+    tidy_timeout_srcs: [
+        "tests/UserHalHelper_test.cpp",
+    ],
     srcs: [
         "tests/UserHalHelper_test.cpp",
     ],
diff --git a/biometrics/fingerprint/2.1/vts/functional/Android.bp b/biometrics/fingerprint/2.1/vts/functional/Android.bp
index 0935bf6..68b3360 100644
--- a/biometrics/fingerprint/2.1/vts/functional/Android.bp
+++ b/biometrics/fingerprint/2.1/vts/functional/Android.bp
@@ -26,6 +26,7 @@
 cc_test {
     name: "VtsHalBiometricsFingerprintV2_1TargetTest",
     defaults: ["VtsHalTargetTestDefaults"],
+    tidy_timeout_srcs: ["VtsHalBiometricsFingerprintV2_1TargetTest.cpp"],
     srcs: ["VtsHalBiometricsFingerprintV2_1TargetTest.cpp"],
     static_libs: ["android.hardware.biometrics.fingerprint@2.1"],
     test_suites: ["general-tests", "vts"],
diff --git a/bluetooth/audio/2.1/vts/functional/Android.bp b/bluetooth/audio/2.1/vts/functional/Android.bp
index 3314a8a..cea7326 100644
--- a/bluetooth/audio/2.1/vts/functional/Android.bp
+++ b/bluetooth/audio/2.1/vts/functional/Android.bp
@@ -10,6 +10,7 @@
 cc_test {
     name: "VtsHalBluetoothAudioV2_1TargetTest",
     defaults: ["VtsHalTargetTestDefaults"],
+    tidy_timeout_srcs: ["VtsHalBluetoothAudioV2_1TargetTest.cpp"],
     srcs: ["VtsHalBluetoothAudioV2_1TargetTest.cpp"],
     static_libs: [
         "android.hardware.audio.common@5.0",
diff --git a/bluetooth/audio/2.2/Android.bp b/bluetooth/audio/2.2/Android.bp
deleted file mode 100644
index d66e84e..0000000
--- a/bluetooth/audio/2.2/Android.bp
+++ /dev/null
@@ -1,33 +0,0 @@
-// This file is autogenerated by hidl-gen -Landroidbp.
-
-package {
-    // See: http://go/android-license-faq
-    // A large-scale-change added 'default_applicable_licenses' to import
-    // all of the 'license_kinds' from "hardware_interfaces_license"
-    // to get the below license kinds:
-    //   SPDX-license-identifier-Apache-2.0
-    default_applicable_licenses: ["hardware_interfaces_license"],
-}
-
-hidl_interface {
-    name: "android.hardware.bluetooth.audio@2.2",
-    root: "android.hardware",
-    srcs: [
-        "types.hal",
-        "IBluetoothAudioPort.hal",
-        "IBluetoothAudioProvider.hal",
-        "IBluetoothAudioProvidersFactory.hal",
-    ],
-    interfaces: [
-        "android.hardware.audio.common@5.0",
-        "android.hardware.bluetooth.audio@2.0",
-        "android.hardware.bluetooth.audio@2.1",
-        "android.hidl.base@1.0",
-        "android.hidl.safe_union@1.0",
-    ],
-    apex_available: [
-        "//apex_available:platform",
-        "com.android.bluetooth",
-    ],
-    gen_java: false,
-}
diff --git a/bluetooth/audio/2.2/IBluetoothAudioPort.hal b/bluetooth/audio/2.2/IBluetoothAudioPort.hal
deleted file mode 100644
index 344899c..0000000
--- a/bluetooth/audio/2.2/IBluetoothAudioPort.hal
+++ /dev/null
@@ -1,30 +0,0 @@
-/*
- * Copyright 2021 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.hardware.bluetooth.audio@2.2;
-
-import @2.0::IBluetoothAudioPort;
-import android.hardware.audio.common@5.0::SinkMetadata;
-
-interface IBluetoothAudioPort extends @2.0::IBluetoothAudioPort  {
-    /**
-     * Called when the metadata of the stream's sink has been changed.
-     *
-     * @param sinkMetadata Description of the audio that is recorded by the
-     *    clients.
-     */
-    updateSinkMetadata(SinkMetadata sinkMetadata);
-};
diff --git a/bluetooth/audio/2.2/IBluetoothAudioProvider.hal b/bluetooth/audio/2.2/IBluetoothAudioProvider.hal
deleted file mode 100644
index 7c91805..0000000
--- a/bluetooth/audio/2.2/IBluetoothAudioProvider.hal
+++ /dev/null
@@ -1,80 +0,0 @@
-/*
- * Copyright 2021 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.hardware.bluetooth.audio@2.2;
-
-import @2.1::IBluetoothAudioProvider;
-import @2.2::IBluetoothAudioPort;
-import @2.0::Status;
-
-/**
- * HAL interface from the Bluetooth stack to the Audio HAL
- *
- * The Bluetooth stack calls methods in this interface to start and end audio
- * sessions and sends callback events to the Audio HAL.
- *
- * Note: For HIDL APIs with a "generates" statement, the callback parameter used
- * for return value must be invoked synchronously before the API call returns.
- */
-interface IBluetoothAudioProvider extends @2.1::IBluetoothAudioProvider {
-
-    /**
-     * This method indicates that the Bluetooth stack is ready to stream audio.
-     * It registers an instance of IBluetoothAudioPort with and provides the
-     * current negotiated codec to the Audio HAL. After this method is called,
-     * the Audio HAL can invoke IBluetoothAudioPort.startStream().
-     *
-     * Note: endSession() must be called to unregister this IBluetoothAudioPort
-     *
-     * @param hostIf An instance of IBluetoothAudioPort for stream control
-     * @param audioConfig The audio configuration negotiated with the remote
-     *    device. The PCM parameters are set if software based encoding,
-     *    otherwise the correct codec configuration is used for hardware
-     *    encoding.
-     *
-     * @return status One of the following
-     *    SUCCESS if this IBluetoothAudioPort was successfully registered with
-     *        the Audio HAL
-     *    UNSUPPORTED_CODEC_CONFIGURATION if the Audio HAL cannot register this
-     *        IBluetoothAudioPort with the given codec configuration
-     *    FAILURE if the Audio HAL cannot register this IBluetoothAudioPort for
-     *        any other reason
-     * @return dataMQ The fast message queue for audio data from/to this
-     *    provider. Audio data will be in PCM format as specified by the
-     *    audioConfig.pcmConfig parameter. Invalid if streaming is offloaded
-     *    from/to hardware or on failure.
-     */
-    startSession_2_2(IBluetoothAudioPort hostIf, AudioConfiguration audioConfig)
-                generates (Status status, fmq_sync<uint8_t> dataMQ);
-
-    /**
-     * Called when the audio configuration of the stream has been changed.
-     *
-     * @param audioConfig The audio configuration negotiated with the remote
-     *    device. The PCM parameters are set if software based encoding,
-     *    otherwise the correct codec configuration is used for hardware
-     *    encoding.
-     */
-    updateAudioConfiguration(AudioConfiguration audioConfig);
-
-    /**
-     * Called when the supported latency mode is updated.
-     *
-     * @param allowed If the peripheral devices can't keep up with low latency
-     * mode, the API will be called with supported is false.
-     */
-    setLowLatencyModeAllowed(bool allowed);
-};
diff --git a/bluetooth/audio/2.2/IBluetoothAudioProvidersFactory.hal b/bluetooth/audio/2.2/IBluetoothAudioProvidersFactory.hal
deleted file mode 100644
index ae9c598..0000000
--- a/bluetooth/audio/2.2/IBluetoothAudioProvidersFactory.hal
+++ /dev/null
@@ -1,73 +0,0 @@
-/*
- * Copyright 2021 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.hardware.bluetooth.audio@2.2;
-
-import IBluetoothAudioProvider;
-import @2.1::IBluetoothAudioProvidersFactory;
-import @2.0::Status;
-import @2.1::SessionType;
-
-/**
- * This factory allows a HAL implementation to be split into multiple
- * independent providers.
- *
- * When the Bluetooth stack is ready to create an audio session, it must first
- * obtain the IBluetoothAudioProvider for that session type by calling
- * openProvider().
- *
- * Note: For HIDL APIs with a "generates" statement, the callback parameter used
- * for return value must be invoked synchronously before the API call returns.
- */
-interface IBluetoothAudioProvidersFactory extends @2.1::IBluetoothAudioProvidersFactory {
-    /**
-     * Opens an audio provider for a session type. To close the provider, it is
-     * necessary to release references to the returned provider object.
-     *
-     * @param sessionType The session type (e.g.
-     *    LE_AUDIO_SOFTWARE_ENCODING_DATAPATH).
-     *
-     * @return status One of the following
-     *    SUCCESS if the Audio HAL successfully opens the provider with the
-     *        given session type
-     *    FAILURE if the Audio HAL cannot open the provider
-     * @return provider The provider of the specified session type
-     */
-    openProvider_2_2(SessionType sessionType)
-        generates (Status status, IBluetoothAudioProvider provider);
-
-    /**
-     * Gets a list of audio capabilities for a session type.
-     *
-     * For software encoding, the PCM capabilities are returned.
-     * For hardware encoding, the supported codecs and their capabilities are
-     * returned.
-     *
-     * @param sessionType The session type (e.g.
-     *    A2DP_SOFTWARE_ENCODING_DATAPATH).
-     * @return audioCapabilities A list containing all the capabilities
-     *    supported by the sesson type. The capabilities is a list of
-     *    available options when configuring the codec for the session.
-     *    For software encoding it is the PCM data rate.
-     *    For hardware encoding it is the list of supported codecs and their
-     *    capabilities.
-     *    If a provider isn't supported, an empty list should be returned.
-     *    Note: Only one entry should exist per codec when using hardware
-     *    encoding.
-     */
-     getProviderCapabilities_2_2(SessionType sessionType)
-         generates (vec<AudioCapabilities> audioCapabilities);
-};
diff --git a/bluetooth/audio/2.2/OWNERS b/bluetooth/audio/2.2/OWNERS
deleted file mode 100644
index 84f5b1e..0000000
--- a/bluetooth/audio/2.2/OWNERS
+++ /dev/null
@@ -1,3 +0,0 @@
-aliceypkuo@google.com
-ugoyu@google.com
-sattiraju@google.com
diff --git a/bluetooth/audio/2.2/default/A2dpOffloadAudioProvider.cpp b/bluetooth/audio/2.2/default/A2dpOffloadAudioProvider.cpp
deleted file mode 100644
index 2a6d93a..0000000
--- a/bluetooth/audio/2.2/default/A2dpOffloadAudioProvider.cpp
+++ /dev/null
@@ -1,95 +0,0 @@
-/*
- * Copyright 2021 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "BTAudioProviderA2dpOffload"
-
-#include "A2dpOffloadAudioProvider.h"
-
-#include <android-base/logging.h>
-#include <fmq/MessageQueue.h>
-#include <hidl/MQDescriptor.h>
-
-#include "BluetoothAudioSessionReport_2_2.h"
-#include "BluetoothAudioSupportedCodecsDB_2_1.h"
-
-namespace android {
-namespace hardware {
-namespace bluetooth {
-namespace audio {
-namespace V2_2 {
-namespace implementation {
-
-using ::android::bluetooth::audio::BluetoothAudioSessionReport_2_2;
-using ::android::hardware::kSynchronizedReadWrite;
-using ::android::hardware::MessageQueue;
-using ::android::hardware::Void;
-using ::android::hardware::bluetooth::audio::V2_0::AudioConfiguration;
-
-using DataMQ = MessageQueue<uint8_t, kSynchronizedReadWrite>;
-
-A2dpOffloadAudioProvider::A2dpOffloadAudioProvider()
-    : BluetoothAudioProvider() {
-  session_type_ = V2_1::SessionType::A2DP_HARDWARE_OFFLOAD_DATAPATH;
-}
-
-bool A2dpOffloadAudioProvider::isValid(const V2_0::SessionType& sessionType) {
-  return isValid(static_cast<V2_1::SessionType>(sessionType));
-}
-
-bool A2dpOffloadAudioProvider::isValid(const V2_1::SessionType& sessionType) {
-  return (sessionType == session_type_);
-}
-
-Return<void> A2dpOffloadAudioProvider::startSession(
-    const sp<V2_0::IBluetoothAudioPort>& hostIf,
-    const AudioConfiguration& audioConfig, startSession_cb _hidl_cb) {
-  /**
-   * Initialize the audio platform if audioConfiguration is supported.
-   * Save the IBluetoothAudioPort interface, so that it can be used
-   * later to send stream control commands to the HAL client, based on
-   * interaction with Audio framework.
-   */
-  if (audioConfig.getDiscriminator() !=
-      AudioConfiguration::hidl_discriminator::codecConfig) {
-    LOG(WARNING) << __func__
-                 << " - Invalid Audio Configuration=" << toString(audioConfig);
-    _hidl_cb(BluetoothAudioStatus::UNSUPPORTED_CODEC_CONFIGURATION,
-             DataMQ::Descriptor());
-    return Void();
-  } else if (!android::bluetooth::audio::IsOffloadCodecConfigurationValid(
-                 session_type_, audioConfig.codecConfig())) {
-    _hidl_cb(BluetoothAudioStatus::UNSUPPORTED_CODEC_CONFIGURATION,
-             DataMQ::Descriptor());
-    return Void();
-  }
-
-  return BluetoothAudioProvider::startSession(hostIf, audioConfig, _hidl_cb);
-}
-
-Return<void> A2dpOffloadAudioProvider::onSessionReady(
-    startSession_cb _hidl_cb) {
-  BluetoothAudioSessionReport_2_2::OnSessionStarted(session_type_, stack_iface_,
-                                                    nullptr, audio_config_);
-  _hidl_cb(BluetoothAudioStatus::SUCCESS, DataMQ::Descriptor());
-  return Void();
-}
-
-}  // namespace implementation
-}  // namespace V2_2
-}  // namespace audio
-}  // namespace bluetooth
-}  // namespace hardware
-}  // namespace android
diff --git a/bluetooth/audio/2.2/default/A2dpOffloadAudioProvider.h b/bluetooth/audio/2.2/default/A2dpOffloadAudioProvider.h
deleted file mode 100644
index 7ccdedc..0000000
--- a/bluetooth/audio/2.2/default/A2dpOffloadAudioProvider.h
+++ /dev/null
@@ -1,48 +0,0 @@
-/*
- * Copyright 2021 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#pragma once
-
-#include "BluetoothAudioProvider.h"
-
-namespace android {
-namespace hardware {
-namespace bluetooth {
-namespace audio {
-namespace V2_2 {
-namespace implementation {
-
-class A2dpOffloadAudioProvider : public BluetoothAudioProvider {
- public:
-  A2dpOffloadAudioProvider();
-
-  bool isValid(const V2_1::SessionType& sessionType) override;
-  bool isValid(const V2_0::SessionType& sessionType) override;
-
-  Return<void> startSession(const sp<V2_0::IBluetoothAudioPort>& hostIf,
-                            const V2_0::AudioConfiguration& audioConfig,
-                            startSession_cb _hidl_cb) override;
-
- private:
-  Return<void> onSessionReady(startSession_cb _hidl_cb) override;
-};
-
-}  // namespace implementation
-}  // namespace V2_2
-}  // namespace audio
-}  // namespace bluetooth
-}  // namespace hardware
-}  // namespace android
diff --git a/bluetooth/audio/2.2/default/A2dpSoftwareAudioProvider.cpp b/bluetooth/audio/2.2/default/A2dpSoftwareAudioProvider.cpp
deleted file mode 100644
index eb87178..0000000
--- a/bluetooth/audio/2.2/default/A2dpSoftwareAudioProvider.cpp
+++ /dev/null
@@ -1,117 +0,0 @@
-/*
- * Copyright 2021 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "BTAudioProviderA2dpSoftware"
-
-#include "A2dpSoftwareAudioProvider.h"
-
-#include <android-base/logging.h>
-
-#include "BluetoothAudioSessionReport_2_2.h"
-#include "BluetoothAudioSupportedCodecsDB_2_2.h"
-
-namespace android {
-namespace hardware {
-namespace bluetooth {
-namespace audio {
-namespace V2_2 {
-namespace implementation {
-
-using ::android::bluetooth::audio::BluetoothAudioSessionReport_2_2;
-using ::android::hardware::Void;
-using ::android::hardware::bluetooth::audio::V2_0::AudioConfiguration;
-
-// Here the buffer size is based on SBC
-static constexpr uint32_t kPcmFrameSize = 4;  // 16 bits per sample / stereo
-// SBC is 128, and here we choose the LCM of 16, 24, and 32
-static constexpr uint32_t kPcmFrameCount = 96;
-static constexpr uint32_t kRtpFrameSize = kPcmFrameSize * kPcmFrameCount;
-// The max counts by 1 tick (20ms) for SBC is about 7. Since using 96 for the
-// PCM counts, here we just choose a greater number
-static constexpr uint32_t kRtpFrameCount = 10;
-static constexpr uint32_t kBufferSize = kRtpFrameSize * kRtpFrameCount;
-static constexpr uint32_t kBufferCount = 2;  // double buffer
-static constexpr uint32_t kDataMqSize = kBufferSize * kBufferCount;
-
-A2dpSoftwareAudioProvider::A2dpSoftwareAudioProvider()
-    : BluetoothAudioProvider(), mDataMQ(nullptr) {
-  LOG(INFO) << __func__ << " - size of audio buffer " << kDataMqSize
-            << " byte(s)";
-  std::unique_ptr<DataMQ> tempDataMQ(
-      new DataMQ(kDataMqSize, /* EventFlag */ true));
-  if (tempDataMQ && tempDataMQ->isValid()) {
-    mDataMQ = std::move(tempDataMQ);
-    session_type_ = V2_1::SessionType::A2DP_SOFTWARE_ENCODING_DATAPATH;
-  } else {
-    ALOGE_IF(!tempDataMQ, "failed to allocate data MQ");
-    ALOGE_IF(tempDataMQ && !tempDataMQ->isValid(), "data MQ is invalid");
-  }
-}
-
-bool A2dpSoftwareAudioProvider::isValid(const V2_0::SessionType& sessionType) {
-  return isValid(static_cast<V2_1::SessionType>(sessionType));
-}
-
-bool A2dpSoftwareAudioProvider::isValid(const V2_1::SessionType& sessionType) {
-  return (sessionType == session_type_ && mDataMQ && mDataMQ->isValid());
-}
-
-Return<void> A2dpSoftwareAudioProvider::startSession(
-    const sp<V2_0::IBluetoothAudioPort>& hostIf,
-    const AudioConfiguration& audioConfig, startSession_cb _hidl_cb) {
-  /**
-   * Initialize the audio platform if audioConfiguration is supported.
-   * Save the IBluetoothAudioPort interface, so that it can be used
-   * later to send stream control commands to the HAL client, based on
-   * interaction with Audio framework.
-   */
-  if (audioConfig.getDiscriminator() !=
-      AudioConfiguration::hidl_discriminator::pcmConfig) {
-    LOG(WARNING) << __func__
-                 << " - Invalid Audio Configuration=" << toString(audioConfig);
-    _hidl_cb(BluetoothAudioStatus::UNSUPPORTED_CODEC_CONFIGURATION,
-             DataMQ::Descriptor());
-    return Void();
-  } else if (!android::bluetooth::audio::IsSoftwarePcmConfigurationValid(
-                 audioConfig.pcmConfig())) {
-    LOG(WARNING) << __func__ << " - Unsupported PCM Configuration="
-                 << toString(audioConfig.pcmConfig());
-    _hidl_cb(BluetoothAudioStatus::UNSUPPORTED_CODEC_CONFIGURATION,
-             DataMQ::Descriptor());
-    return Void();
-  }
-
-  return BluetoothAudioProvider::startSession(hostIf, audioConfig, _hidl_cb);
-}
-
-Return<void> A2dpSoftwareAudioProvider::onSessionReady(
-    startSession_cb _hidl_cb) {
-  if (mDataMQ && mDataMQ->isValid()) {
-    BluetoothAudioSessionReport_2_2::OnSessionStarted(
-        session_type_, stack_iface_, mDataMQ->getDesc(), audio_config_);
-    _hidl_cb(BluetoothAudioStatus::SUCCESS, *mDataMQ->getDesc());
-  } else {
-    _hidl_cb(BluetoothAudioStatus::FAILURE, DataMQ::Descriptor());
-  }
-  return Void();
-}
-
-}  // namespace implementation
-}  // namespace V2_2
-}  // namespace audio
-}  // namespace bluetooth
-}  // namespace hardware
-}  // namespace android
diff --git a/bluetooth/audio/2.2/default/A2dpSoftwareAudioProvider.h b/bluetooth/audio/2.2/default/A2dpSoftwareAudioProvider.h
deleted file mode 100644
index ac3aece..0000000
--- a/bluetooth/audio/2.2/default/A2dpSoftwareAudioProvider.h
+++ /dev/null
@@ -1,59 +0,0 @@
-/*
- * Copyright 2021 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#pragma once
-
-#include <fmq/MessageQueue.h>
-#include <hidl/MQDescriptor.h>
-
-#include "BluetoothAudioProvider.h"
-
-namespace android {
-namespace hardware {
-namespace bluetooth {
-namespace audio {
-namespace V2_2 {
-namespace implementation {
-
-using ::android::hardware::kSynchronizedReadWrite;
-using ::android::hardware::MessageQueue;
-
-using DataMQ = MessageQueue<uint8_t, kSynchronizedReadWrite>;
-
-class A2dpSoftwareAudioProvider : public BluetoothAudioProvider {
- public:
-  A2dpSoftwareAudioProvider();
-
-  bool isValid(const V2_1::SessionType& sessionType) override;
-  bool isValid(const V2_0::SessionType& sessionType) override;
-
-  Return<void> startSession(const sp<V2_0::IBluetoothAudioPort>& hostIf,
-                            const V2_0::AudioConfiguration& audioConfig,
-                            startSession_cb _hidl_cb) override;
-
- private:
-  // audio data queue for software encoding
-  std::unique_ptr<DataMQ> mDataMQ;
-
-  Return<void> onSessionReady(startSession_cb _hidl_cb) override;
-};
-
-}  // namespace implementation
-}  // namespace V2_2
-}  // namespace audio
-}  // namespace bluetooth
-}  // namespace hardware
-}  // namespace android
diff --git a/bluetooth/audio/2.2/default/Android.bp b/bluetooth/audio/2.2/default/Android.bp
deleted file mode 100644
index 7a5ae75..0000000
--- a/bluetooth/audio/2.2/default/Android.bp
+++ /dev/null
@@ -1,37 +0,0 @@
-package {
-    // See: http://go/android-license-faq
-    // A large-scale-change added 'default_applicable_licenses' to import
-    // all of the 'license_kinds' from "hardware_interfaces_license"
-    // to get the below license kinds:
-    //   SPDX-license-identifier-Apache-2.0
-    default_applicable_licenses: ["hardware_interfaces_license"],
-}
-
-cc_library_shared {
-    name: "android.hardware.bluetooth.audio@2.2-impl",
-    defaults: ["hidl_defaults"],
-    vendor: true,
-    relative_install_path: "hw",
-    srcs: [
-        "BluetoothAudioProvidersFactory.cpp",
-        "BluetoothAudioProvider.cpp",
-        "A2dpOffloadAudioProvider.cpp",
-        "A2dpSoftwareAudioProvider.cpp",
-        "HearingAidAudioProvider.cpp",
-        "LeAudioAudioProvider.cpp",
-        "LeAudioOffloadAudioProvider.cpp",
-    ],
-    header_libs: ["libhardware_headers"],
-    shared_libs: [
-        "android.hardware.bluetooth.audio@2.0",
-        "android.hardware.bluetooth.audio@2.1",
-        "android.hardware.bluetooth.audio@2.2",
-        "libbase",
-        "libbluetooth_audio_session",
-        "libcutils",
-        "libfmq",
-        "libhidlbase",
-        "liblog",
-        "libutils",
-    ],
-}
diff --git a/bluetooth/audio/2.2/default/AudioPort_2_0_to_2_2_Wrapper.h b/bluetooth/audio/2.2/default/AudioPort_2_0_to_2_2_Wrapper.h
deleted file mode 100644
index c5613fb..0000000
--- a/bluetooth/audio/2.2/default/AudioPort_2_0_to_2_2_Wrapper.h
+++ /dev/null
@@ -1,64 +0,0 @@
-/*
- * Copyright 2021 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#pragma once
-
-#include <android/hardware/bluetooth/audio/2.2/types.h>
-
-namespace android {
-namespace hardware {
-namespace bluetooth {
-namespace audio {
-namespace V2_2 {
-namespace implementation {
-
-using ::android::sp;
-using ::android::hardware::Return;
-using ::android::hardware::Void;
-using ::android::hardware::audio::common::V5_0::SinkMetadata;
-using ::android::hardware::audio::common::V5_0::SourceMetadata;
-using ::android::hardware::bluetooth::audio::V2_2::IBluetoothAudioPort;
-
-class AudioPort_2_0_to_2_2_Wrapper : public V2_2::IBluetoothAudioPort {
- public:
-  AudioPort_2_0_to_2_2_Wrapper(const sp<V2_0::IBluetoothAudioPort>& port) {
-    this->port = port;
-  }
-
-  Return<void> startStream() override { return port->startStream(); }
-  Return<void> suspendStream() override { return port->suspendStream(); }
-  Return<void> stopStream() override { return port->stopStream(); }
-  Return<void> getPresentationPosition(
-      getPresentationPosition_cb _hidl_cb) override {
-    return port->getPresentationPosition(_hidl_cb);
-  }
-  Return<void> updateMetadata(const SourceMetadata& sourceMetadata) override {
-    return port->updateMetadata(sourceMetadata);
-  }
-  Return<void> updateSinkMetadata(const SinkMetadata&) override {
-    // DO NOTHING, 2.0 AudioPort doesn't support sink metadata updates
-    return Void();
-  }
-
-  sp<V2_0::IBluetoothAudioPort> port;
-};
-
-}  // namespace implementation
-}  // namespace V2_2
-}  // namespace audio
-}  // namespace bluetooth
-}  // namespace hardware
-}  // namespace android
\ No newline at end of file
diff --git a/bluetooth/audio/2.2/default/BluetoothAudioProvider.cpp b/bluetooth/audio/2.2/default/BluetoothAudioProvider.cpp
deleted file mode 100644
index 62511e9..0000000
--- a/bluetooth/audio/2.2/default/BluetoothAudioProvider.cpp
+++ /dev/null
@@ -1,229 +0,0 @@
-/*
- * Copyright 2021 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "BTAudioProviderStub"
-
-#include "BluetoothAudioProvider.h"
-
-#include <android-base/logging.h>
-
-#include "AudioPort_2_0_to_2_2_Wrapper.h"
-#include "BluetoothAudioSessionReport_2_2.h"
-#include "BluetoothAudioSupportedCodecsDB_2_2.h"
-
-namespace android {
-namespace hardware {
-namespace bluetooth {
-namespace audio {
-namespace V2_2 {
-namespace implementation {
-
-using ::android::bluetooth::audio::BluetoothAudioSessionReport_2_2;
-using ::android::hardware::kSynchronizedReadWrite;
-using ::android::hardware::MessageQueue;
-using ::android::hardware::Void;
-
-using DataMQ = MessageQueue<uint8_t, kSynchronizedReadWrite>;
-
-void BluetoothAudioDeathRecipient::serviceDied(
-    uint64_t cookie __unused,
-    const wp<::android::hidl::base::V1_0::IBase>& who __unused) {
-  LOG(ERROR) << "BluetoothAudioDeathRecipient::" << __func__
-             << " - BluetoothAudio Service died";
-  provider_->endSession();
-}
-
-BluetoothAudioProvider::BluetoothAudioProvider()
-    : death_recipient_(new BluetoothAudioDeathRecipient(this)),
-      session_type_(V2_1::SessionType::UNKNOWN),
-      audio_config_({}) {}
-
-Return<void> BluetoothAudioProvider::startSession(
-    const sp<V2_0::IBluetoothAudioPort>& hostIf,
-    const V2_0::AudioConfiguration& audioConfig, startSession_cb _hidl_cb) {
-  AudioConfiguration audioConfig_2_2;
-
-  if (audioConfig.getDiscriminator() ==
-      V2_0::AudioConfiguration::hidl_discriminator::pcmConfig) {
-    audioConfig_2_2.pcmConfig(
-        {.sampleRate =
-             static_cast<V2_1::SampleRate>(audioConfig.pcmConfig().sampleRate),
-         .channelMode = audioConfig.pcmConfig().channelMode,
-         .bitsPerSample = audioConfig.pcmConfig().bitsPerSample,
-         .dataIntervalUs = 0});
-  } else {
-    audioConfig_2_2.codecConfig(audioConfig.codecConfig());
-  }
-
-  sp<V2_2::IBluetoothAudioPort> hostIf_2_2 =
-      new AudioPort_2_0_to_2_2_Wrapper(hostIf);
-  return startSession_2_2(hostIf_2_2, audioConfig_2_2, _hidl_cb);
-}
-
-Return<void> BluetoothAudioProvider::startSession_2_1(
-    const sp<V2_0::IBluetoothAudioPort>& hostIf,
-    const V2_1::AudioConfiguration& audioConfig, startSession_cb _hidl_cb) {
-  AudioConfiguration audioConfig_2_2;
-  if (audioConfig.getDiscriminator() ==
-      V2_1::AudioConfiguration::hidl_discriminator::leAudioCodecConfig) {
-    audioConfig_2_2.leAudioConfig().mode = LeAudioMode::UNKNOWN;
-    audioConfig_2_2.leAudioConfig().config.unicastConfig() = {
-        .streamMap = {{
-            .streamHandle = 0xFFFF,
-            .audioChannelAllocation =
-                audioConfig.leAudioCodecConfig().audioChannelAllocation,
-        }},
-        .peerDelay = 0,
-        .lc3Config = audioConfig.leAudioCodecConfig().lc3Config};
-  } else if (audioConfig.getDiscriminator() ==
-             V2_1::AudioConfiguration::hidl_discriminator::pcmConfig) {
-    audioConfig_2_2.pcmConfig(audioConfig.pcmConfig());
-  } else {
-    audioConfig_2_2.codecConfig(audioConfig.codecConfig());
-  }
-
-  sp<V2_2::IBluetoothAudioPort> hostIf_2_2 =
-      new AudioPort_2_0_to_2_2_Wrapper(hostIf);
-  return startSession_2_2(hostIf_2_2, audioConfig_2_2, _hidl_cb);
-}
-
-Return<void> BluetoothAudioProvider::startSession_2_2(
-    const sp<V2_2::IBluetoothAudioPort>& hostIf,
-    const AudioConfiguration& audioConfig, startSession_cb _hidl_cb) {
-  if (hostIf == nullptr) {
-    _hidl_cb(BluetoothAudioStatus::FAILURE, DataMQ::Descriptor());
-    return Void();
-  }
-
-  /**
-   * Initialize the audio platform if audioConfiguration is supported.
-   * Save the IBluetoothAudioPort interface, so that it can be used
-   * later to send stream control commands to the HAL client, based on
-   * interaction with Audio framework.
-   */
-  audio_config_ = audioConfig;
-  stack_iface_ = hostIf;
-  stack_iface_->linkToDeath(death_recipient_, 0);
-
-  LOG(INFO) << __func__ << " - SessionType=" << toString(session_type_)
-            << ", AudioConfiguration=[" << toString(audio_config_) << "]";
-
-  onSessionReady(_hidl_cb);
-  return Void();
-}
-
-Return<void> BluetoothAudioProvider::streamStarted(
-    BluetoothAudioStatus status) {
-  LOG(INFO) << __func__ << " - SessionType=" << toString(session_type_)
-            << ", status=" << toString(status);
-
-  /**
-   * Streaming on control path has started,
-   * HAL server should start the streaming on data path.
-   */
-  if (stack_iface_) {
-    BluetoothAudioSessionReport_2_2::ReportControlStatus(session_type_, true,
-                                                         status);
-  } else {
-    LOG(WARNING) << __func__ << " - SessionType=" << toString(session_type_)
-                 << ", status=" << toString(status) << " has NO session";
-  }
-
-  return Void();
-}
-
-Return<void> BluetoothAudioProvider::streamSuspended(
-    BluetoothAudioStatus status) {
-  LOG(INFO) << __func__ << " - SessionType=" << toString(session_type_)
-            << ", status=" << toString(status);
-
-  /**
-   * Streaming on control path has suspend,
-   * HAL server should suspend the streaming on data path.
-   */
-  if (stack_iface_) {
-    BluetoothAudioSessionReport_2_2::ReportControlStatus(session_type_, false,
-                                                         status);
-  } else {
-    LOG(WARNING) << __func__ << " - SessionType=" << toString(session_type_)
-                 << ", status=" << toString(status) << " has NO session";
-  }
-
-  return Void();
-}
-
-Return<void> BluetoothAudioProvider::endSession() {
-  LOG(INFO) << __func__ << " - SessionType=" << toString(session_type_);
-
-  if (stack_iface_) {
-    BluetoothAudioSessionReport_2_2::OnSessionEnded(session_type_);
-    stack_iface_->unlinkToDeath(death_recipient_);
-  } else {
-    LOG(INFO) << __func__ << " - SessionType=" << toString(session_type_)
-              << " has NO session";
-  }
-
-  /**
-   * Clean up the audio platform as remote audio device is no
-   * longer active
-   */
-  stack_iface_ = nullptr;
-  audio_config_ = {};
-
-  return Void();
-}
-
-Return<void> BluetoothAudioProvider::updateAudioConfiguration(
-    const AudioConfiguration& audioConfig) {
-  LOG(INFO) << __func__ << " - SessionType=" << toString(session_type_);
-
-  if (stack_iface_ == nullptr) {
-    LOG(INFO) << __func__ << " - SessionType=" << toString(session_type_)
-              << " has NO session";
-    return Void();
-  }
-
-  if (audioConfig.getDiscriminator() != audio_config_.getDiscriminator()) {
-    LOG(INFO) << __func__ << " - SessionType=" << toString(session_type_)
-              << " audio config type is not match";
-    return Void();
-  }
-
-  audio_config_ = audioConfig;
-  BluetoothAudioSessionReport_2_2::ReportAudioConfigChanged(session_type_,
-                                                            audio_config_);
-
-  return Void();
-}
-
-Return<void> BluetoothAudioProvider::setLowLatencyModeAllowed(bool allowed) {
-  LOG(INFO) << __func__ << " - SessionType=" << toString(session_type_);
-
-  if (stack_iface_ == nullptr) {
-    LOG(INFO) << __func__ << " - SessionType=" << toString(session_type_)
-              << " has NO session";
-    return Void();
-  }
-  LOG(INFO) << __func__ << " allowed: " << allowed;
-  return Void();
-}
-
-}  // namespace implementation
-}  // namespace V2_2
-}  // namespace audio
-}  // namespace bluetooth
-}  // namespace hardware
-}  // namespace android
diff --git a/bluetooth/audio/2.2/default/BluetoothAudioProvider.h b/bluetooth/audio/2.2/default/BluetoothAudioProvider.h
deleted file mode 100644
index 90c158e..0000000
--- a/bluetooth/audio/2.2/default/BluetoothAudioProvider.h
+++ /dev/null
@@ -1,89 +0,0 @@
-/*
- * Copyright 2021 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#pragma once
-
-#include <android/hardware/bluetooth/audio/2.2/IBluetoothAudioProvider.h>
-
-namespace android {
-namespace hardware {
-namespace bluetooth {
-namespace audio {
-namespace V2_2 {
-namespace implementation {
-
-using ::android::sp;
-using ::android::hardware::bluetooth::audio::V2_2::IBluetoothAudioPort;
-
-using BluetoothAudioStatus =
-    ::android::hardware::bluetooth::audio::V2_0::Status;
-
-class BluetoothAudioDeathRecipient;
-
-class BluetoothAudioProvider : public IBluetoothAudioProvider {
- public:
-  BluetoothAudioProvider();
-  ~BluetoothAudioProvider() = default;
-
-  virtual bool isValid(const V2_1::SessionType& sessionType) = 0;
-  virtual bool isValid(const V2_0::SessionType& sessionType) = 0;
-
-  Return<void> startSession(const sp<V2_0::IBluetoothAudioPort>& hostIf,
-                            const V2_0::AudioConfiguration& audioConfig,
-                            startSession_cb _hidl_cb) override;
-  Return<void> startSession_2_1(const sp<V2_0::IBluetoothAudioPort>& hostIf,
-                                const V2_1::AudioConfiguration& audioConfig,
-                                startSession_cb _hidl_cb) override;
-  Return<void> startSession_2_2(const sp<V2_2::IBluetoothAudioPort>& hostIf,
-                                const AudioConfiguration& audioConfig,
-                                startSession_cb _hidl_cb) override;
-  Return<void> streamStarted(BluetoothAudioStatus status) override;
-  Return<void> streamSuspended(BluetoothAudioStatus status) override;
-  Return<void> endSession() override;
-  Return<void> updateAudioConfiguration(
-      const AudioConfiguration& audioConfig) override;
-
-  Return<void> setLowLatencyModeAllowed(bool allowed) override;
-
- protected:
-  sp<BluetoothAudioDeathRecipient> death_recipient_;
-
-  V2_1::SessionType session_type_;
-  AudioConfiguration audio_config_;
-  sp<V2_2::IBluetoothAudioPort> stack_iface_;
-
-  virtual Return<void> onSessionReady(startSession_cb _hidl_cb) = 0;
-};
-
-class BluetoothAudioDeathRecipient : public hidl_death_recipient {
- public:
-  BluetoothAudioDeathRecipient(const sp<BluetoothAudioProvider> provider)
-      : provider_(provider) {}
-
-  virtual void serviceDied(
-      uint64_t cookie,
-      const wp<::android::hidl::base::V1_0::IBase>& who) override;
-
- private:
-  sp<BluetoothAudioProvider> provider_;
-};
-
-}  // namespace implementation
-}  // namespace V2_2
-}  // namespace audio
-}  // namespace bluetooth
-}  // namespace hardware
-}  // namespace android
diff --git a/bluetooth/audio/2.2/default/BluetoothAudioProvidersFactory.cpp b/bluetooth/audio/2.2/default/BluetoothAudioProvidersFactory.cpp
deleted file mode 100644
index 490a436..0000000
--- a/bluetooth/audio/2.2/default/BluetoothAudioProvidersFactory.cpp
+++ /dev/null
@@ -1,269 +0,0 @@
-/*
- * Copyright 2021 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "BTAudioProvidersFactory"
-
-#include "BluetoothAudioProvidersFactory.h"
-
-#include <android-base/logging.h>
-
-#include "BluetoothAudioSupportedCodecsDB_2_2.h"
-
-namespace android {
-namespace hardware {
-namespace bluetooth {
-namespace audio {
-namespace V2_2 {
-namespace implementation {
-
-using ::android::hardware::hidl_vec;
-using ::android::hardware::Void;
-using ::android::hardware::bluetooth::audio::V2_0::CodecCapabilities;
-
-A2dpSoftwareAudioProvider
-    BluetoothAudioProvidersFactory::a2dp_software_provider_instance_;
-A2dpOffloadAudioProvider
-    BluetoothAudioProvidersFactory::a2dp_offload_provider_instance_;
-HearingAidAudioProvider
-    BluetoothAudioProvidersFactory::hearing_aid_provider_instance_;
-LeAudioOutputAudioProvider
-    BluetoothAudioProvidersFactory::leaudio_output_provider_instance_;
-LeAudioOffloadOutputAudioProvider
-    BluetoothAudioProvidersFactory::leaudio_offload_output_provider_instance_;
-LeAudioInputAudioProvider
-    BluetoothAudioProvidersFactory::leaudio_input_provider_instance_;
-LeAudioOffloadInputAudioProvider
-    BluetoothAudioProvidersFactory::leaudio_offload_input_provider_instance_;
-
-Return<void> BluetoothAudioProvidersFactory::openProvider(
-    const V2_0::SessionType sessionType, openProvider_cb _hidl_cb) {
-  LOG(INFO) << __func__ << " - SessionType=" << toString(sessionType);
-  BluetoothAudioStatus status = BluetoothAudioStatus::SUCCESS;
-  BluetoothAudioProvider* provider = nullptr;
-
-  switch (sessionType) {
-    case V2_0::SessionType::A2DP_SOFTWARE_ENCODING_DATAPATH:
-      provider = &a2dp_software_provider_instance_;
-      break;
-    case V2_0::SessionType::A2DP_HARDWARE_OFFLOAD_DATAPATH:
-      provider = &a2dp_offload_provider_instance_;
-      break;
-    case V2_0::SessionType::HEARING_AID_SOFTWARE_ENCODING_DATAPATH:
-      provider = &hearing_aid_provider_instance_;
-      break;
-    default:
-      status = BluetoothAudioStatus::FAILURE;
-  }
-
-  if (provider == nullptr || !provider->isValid(sessionType)) {
-    provider = nullptr;
-    status = BluetoothAudioStatus::FAILURE;
-    LOG(ERROR) << __func__ << " - SessionType=" << toString(sessionType)
-               << ", status=" << toString(status);
-  }
-
-  _hidl_cb(status, provider);
-  return Void();
-}
-
-Return<void> BluetoothAudioProvidersFactory::openProvider_2_1(
-    const V2_1::SessionType sessionType, openProvider_2_1_cb _hidl_cb) {
-  LOG(INFO) << __func__ << " - SessionType=" << toString(sessionType);
-  BluetoothAudioStatus status = BluetoothAudioStatus::SUCCESS;
-  BluetoothAudioProvider* provider = nullptr;
-
-  switch (sessionType) {
-    case V2_1::SessionType::A2DP_SOFTWARE_ENCODING_DATAPATH:
-      provider = &a2dp_software_provider_instance_;
-      break;
-    case V2_1::SessionType::A2DP_HARDWARE_OFFLOAD_DATAPATH:
-      provider = &a2dp_offload_provider_instance_;
-      break;
-    case V2_1::SessionType::HEARING_AID_SOFTWARE_ENCODING_DATAPATH:
-      provider = &hearing_aid_provider_instance_;
-      break;
-    case V2_1::SessionType::LE_AUDIO_SOFTWARE_ENCODING_DATAPATH:
-      provider = &leaudio_output_provider_instance_;
-      break;
-    case V2_1::SessionType::LE_AUDIO_SOFTWARE_DECODED_DATAPATH:
-      provider = &leaudio_input_provider_instance_;
-      break;
-    default:
-      status = BluetoothAudioStatus::FAILURE;
-  }
-
-  if (provider == nullptr || !provider->isValid(sessionType)) {
-    provider = nullptr;
-    status = BluetoothAudioStatus::FAILURE;
-    LOG(ERROR) << __func__ << " - SessionType=" << toString(sessionType)
-               << ", status=" << toString(status);
-  }
-
-  _hidl_cb(status, provider);
-  return Void();
-}
-
-Return<void> BluetoothAudioProvidersFactory::openProvider_2_2(
-    const V2_1::SessionType sessionType, openProvider_2_2_cb _hidl_cb) {
-  LOG(INFO) << __func__ << " - SessionType=" << toString(sessionType);
-  BluetoothAudioStatus status = BluetoothAudioStatus::SUCCESS;
-  BluetoothAudioProvider* provider = nullptr;
-
-  switch (sessionType) {
-    case V2_1::SessionType::A2DP_SOFTWARE_ENCODING_DATAPATH:
-      provider = &a2dp_software_provider_instance_;
-      break;
-    case V2_1::SessionType::A2DP_HARDWARE_OFFLOAD_DATAPATH:
-      provider = &a2dp_offload_provider_instance_;
-      break;
-    case V2_1::SessionType::HEARING_AID_SOFTWARE_ENCODING_DATAPATH:
-      provider = &hearing_aid_provider_instance_;
-      break;
-    case V2_1::SessionType::LE_AUDIO_SOFTWARE_ENCODING_DATAPATH:
-      provider = &leaudio_output_provider_instance_;
-      break;
-    case V2_1::SessionType::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH:
-      provider = &leaudio_offload_output_provider_instance_;
-      break;
-    case V2_1::SessionType::LE_AUDIO_SOFTWARE_DECODED_DATAPATH:
-      provider = &leaudio_input_provider_instance_;
-      break;
-    case V2_1::SessionType::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH:
-      provider = &leaudio_offload_input_provider_instance_;
-      break;
-    default:
-      status = BluetoothAudioStatus::FAILURE;
-  }
-
-  if (provider == nullptr || !provider->isValid(sessionType)) {
-    provider = nullptr;
-    status = BluetoothAudioStatus::FAILURE;
-    LOG(ERROR) << __func__ << " - SessionType=" << toString(sessionType)
-               << ", status=" << toString(status);
-  }
-
-  _hidl_cb(status, provider);
-  return Void();
-}
-
-Return<void> BluetoothAudioProvidersFactory::getProviderCapabilities(
-    const V2_0::SessionType sessionType, getProviderCapabilities_cb _hidl_cb) {
-  hidl_vec<V2_0::AudioCapabilities> audio_capabilities =
-      hidl_vec<V2_0::AudioCapabilities>(0);
-  if (sessionType == V2_0::SessionType::A2DP_HARDWARE_OFFLOAD_DATAPATH) {
-    std::vector<CodecCapabilities> db_codec_capabilities =
-        android::bluetooth::audio::GetOffloadCodecCapabilities(sessionType);
-    if (db_codec_capabilities.size()) {
-      audio_capabilities.resize(db_codec_capabilities.size());
-      for (int i = 0; i < db_codec_capabilities.size(); ++i) {
-        audio_capabilities[i].codecCapabilities(db_codec_capabilities[i]);
-      }
-    }
-  } else if (sessionType != V2_0::SessionType::UNKNOWN) {
-    std::vector<::android::hardware::bluetooth::audio::V2_0::PcmParameters>
-        db_pcm_capabilities =
-            android::bluetooth::audio::GetSoftwarePcmCapabilities();
-    if (db_pcm_capabilities.size() == 1) {
-      audio_capabilities.resize(1);
-      audio_capabilities[0].pcmCapabilities(db_pcm_capabilities[0]);
-    }
-  }
-  LOG(INFO) << __func__ << " - SessionType=" << toString(sessionType)
-            << " supports " << audio_capabilities.size() << " codecs";
-  _hidl_cb(audio_capabilities);
-  return Void();
-}
-
-Return<void> BluetoothAudioProvidersFactory::getProviderCapabilities_2_1(
-    const V2_1::SessionType sessionType,
-    getProviderCapabilities_2_1_cb _hidl_cb) {
-  hidl_vec<V2_1::AudioCapabilities> audio_capabilities =
-      hidl_vec<V2_1::AudioCapabilities>(0);
-  if (sessionType == V2_1::SessionType::A2DP_HARDWARE_OFFLOAD_DATAPATH) {
-    std::vector<CodecCapabilities> db_codec_capabilities =
-        android::bluetooth::audio::GetOffloadCodecCapabilities(sessionType);
-    if (db_codec_capabilities.size()) {
-      audio_capabilities.resize(db_codec_capabilities.size());
-      for (int i = 0; i < db_codec_capabilities.size(); ++i) {
-        audio_capabilities[i].codecCapabilities(db_codec_capabilities[i]);
-      }
-    }
-  } else if (sessionType != V2_1::SessionType::UNKNOWN) {
-    std::vector<V2_1::PcmParameters> db_pcm_capabilities =
-        android::bluetooth::audio::GetSoftwarePcmCapabilities_2_1();
-    if (db_pcm_capabilities.size() == 1) {
-      audio_capabilities.resize(1);
-      audio_capabilities[0].pcmCapabilities(db_pcm_capabilities[0]);
-    }
-  }
-  LOG(INFO) << __func__ << " - SessionType=" << toString(sessionType)
-            << " supports " << audio_capabilities.size() << " codecs";
-  _hidl_cb(audio_capabilities);
-  return Void();
-}
-
-Return<void> BluetoothAudioProvidersFactory::getProviderCapabilities_2_2(
-    const V2_1::SessionType sessionType,
-    getProviderCapabilities_2_2_cb _hidl_cb) {
-  hidl_vec<V2_2::AudioCapabilities> audio_capabilities =
-      hidl_vec<V2_2::AudioCapabilities>(0);
-  if (sessionType == V2_1::SessionType::A2DP_HARDWARE_OFFLOAD_DATAPATH) {
-    std::vector<CodecCapabilities> db_codec_capabilities =
-        android::bluetooth::audio::GetOffloadCodecCapabilities(sessionType);
-    if (db_codec_capabilities.size()) {
-      audio_capabilities.resize(db_codec_capabilities.size());
-      for (int i = 0; i < db_codec_capabilities.size(); ++i) {
-        audio_capabilities[i].codecCapabilities(db_codec_capabilities[i]);
-      }
-    }
-  } else if (sessionType == V2_1::SessionType::
-                                LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH ||
-             sessionType == V2_1::SessionType::
-                                LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH) {
-    std::vector<LeAudioCodecCapabilitiesSetting> db_codec_capabilities =
-        android::bluetooth::audio::GetLeAudioOffloadCodecCapabilities(
-            sessionType);
-    if (db_codec_capabilities.size()) {
-      audio_capabilities.resize(db_codec_capabilities.size());
-      for (int i = 0; i < db_codec_capabilities.size(); ++i) {
-        audio_capabilities[i].leAudioCapabilities(db_codec_capabilities[i]);
-      }
-    }
-  } else if (sessionType != V2_1::SessionType::UNKNOWN) {
-    std::vector<V2_1::PcmParameters> db_pcm_capabilities =
-        android::bluetooth::audio::GetSoftwarePcmCapabilities_2_1();
-    if (db_pcm_capabilities.size() == 1) {
-      audio_capabilities.resize(1);
-      audio_capabilities[0].pcmCapabilities(db_pcm_capabilities[0]);
-    }
-  }
-  LOG(INFO) << __func__ << " - SessionType=" << toString(sessionType)
-            << " supports " << audio_capabilities.size() << " codecs";
-  _hidl_cb(audio_capabilities);
-  return Void();
-}
-
-IBluetoothAudioProvidersFactory* HIDL_FETCH_IBluetoothAudioProvidersFactory(
-    const char* /* name */) {
-  return new BluetoothAudioProvidersFactory();
-}
-
-}  // namespace implementation
-}  // namespace V2_2
-}  // namespace audio
-}  // namespace bluetooth
-}  // namespace hardware
-}  // namespace android
diff --git a/bluetooth/audio/2.2/default/BluetoothAudioProvidersFactory.h b/bluetooth/audio/2.2/default/BluetoothAudioProvidersFactory.h
deleted file mode 100644
index 4f549d9..0000000
--- a/bluetooth/audio/2.2/default/BluetoothAudioProvidersFactory.h
+++ /dev/null
@@ -1,80 +0,0 @@
-/*
- * Copyright 2021 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#pragma once
-
-#include <android/hardware/bluetooth/audio/2.2/IBluetoothAudioProvidersFactory.h>
-
-#include "A2dpOffloadAudioProvider.h"
-#include "A2dpSoftwareAudioProvider.h"
-#include "BluetoothAudioProvider.h"
-#include "HearingAidAudioProvider.h"
-#include "LeAudioAudioProvider.h"
-#include "LeAudioOffloadAudioProvider.h"
-
-namespace android {
-namespace hardware {
-namespace bluetooth {
-namespace audio {
-namespace V2_2 {
-namespace implementation {
-
-class BluetoothAudioProvidersFactory : public IBluetoothAudioProvidersFactory {
- public:
-  BluetoothAudioProvidersFactory() {}
-
-  Return<void> openProvider(const V2_0::SessionType sessionType,
-                            openProvider_cb _hidl_cb) override;
-
-  Return<void> getProviderCapabilities(
-      const V2_0::SessionType sessionType,
-      getProviderCapabilities_cb _hidl_cb) override;
-
-  Return<void> openProvider_2_1(const V2_1::SessionType sessionType,
-                                openProvider_2_1_cb _hidl_cb) override;
-
-  Return<void> openProvider_2_2(const V2_1::SessionType sessionType,
-                                openProvider_2_2_cb _hidl_cb) override;
-
-  Return<void> getProviderCapabilities_2_1(
-      const V2_1::SessionType sessionType,
-      getProviderCapabilities_2_1_cb _hidl_cb) override;
-
-  Return<void> getProviderCapabilities_2_2(
-      const V2_1::SessionType sessionType,
-      getProviderCapabilities_2_2_cb _hidl_cb) override;
-
- private:
-  static A2dpSoftwareAudioProvider a2dp_software_provider_instance_;
-  static A2dpOffloadAudioProvider a2dp_offload_provider_instance_;
-  static HearingAidAudioProvider hearing_aid_provider_instance_;
-  static LeAudioOutputAudioProvider leaudio_output_provider_instance_;
-  static LeAudioInputAudioProvider leaudio_input_provider_instance_;
-  static LeAudioOffloadOutputAudioProvider
-      leaudio_offload_output_provider_instance_;
-  static LeAudioOffloadInputAudioProvider
-      leaudio_offload_input_provider_instance_;
-};
-
-extern "C" IBluetoothAudioProvidersFactory*
-HIDL_FETCH_IBluetoothAudioProvidersFactory(const char* name);
-
-}  // namespace implementation
-}  // namespace V2_2
-}  // namespace audio
-}  // namespace bluetooth
-}  // namespace hardware
-}  // namespace android
diff --git a/bluetooth/audio/2.2/default/HearingAidAudioProvider.cpp b/bluetooth/audio/2.2/default/HearingAidAudioProvider.cpp
deleted file mode 100644
index 25e49a1..0000000
--- a/bluetooth/audio/2.2/default/HearingAidAudioProvider.cpp
+++ /dev/null
@@ -1,112 +0,0 @@
-/*
- * Copyright 2021 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "BTAudioProviderHearingAid"
-
-#include "HearingAidAudioProvider.h"
-
-#include <android-base/logging.h>
-
-#include "BluetoothAudioSessionReport_2_2.h"
-#include "BluetoothAudioSupportedCodecsDB_2_2.h"
-
-namespace android {
-namespace hardware {
-namespace bluetooth {
-namespace audio {
-namespace V2_2 {
-namespace implementation {
-
-using ::android::bluetooth::audio::BluetoothAudioSessionReport_2_2;
-using ::android::hardware::Void;
-using ::android::hardware::bluetooth::audio::V2_0::AudioConfiguration;
-
-static constexpr uint32_t kPcmFrameSize = 4;  // 16 bits per sample / stereo
-static constexpr uint32_t kPcmFrameCount = 128;
-static constexpr uint32_t kRtpFrameSize = kPcmFrameSize * kPcmFrameCount;
-static constexpr uint32_t kRtpFrameCount = 7;  // max counts by 1 tick (20ms)
-static constexpr uint32_t kBufferSize = kRtpFrameSize * kRtpFrameCount;
-static constexpr uint32_t kBufferCount = 1;  // single buffer
-static constexpr uint32_t kDataMqSize = kBufferSize * kBufferCount;
-
-HearingAidAudioProvider::HearingAidAudioProvider()
-    : BluetoothAudioProvider(), mDataMQ(nullptr) {
-  LOG(INFO) << __func__ << " - size of audio buffer " << kDataMqSize
-            << " byte(s)";
-  std::unique_ptr<DataMQ> tempDataMQ(
-      new DataMQ(kDataMqSize, /* EventFlag */ true));
-  if (tempDataMQ && tempDataMQ->isValid()) {
-    mDataMQ = std::move(tempDataMQ);
-    session_type_ = V2_1::SessionType::HEARING_AID_SOFTWARE_ENCODING_DATAPATH;
-  } else {
-    ALOGE_IF(!tempDataMQ, "failed to allocate data MQ");
-    ALOGE_IF(tempDataMQ && !tempDataMQ->isValid(), "data MQ is invalid");
-  }
-}
-
-bool HearingAidAudioProvider::isValid(const V2_0::SessionType& sessionType) {
-  return isValid(static_cast<V2_1::SessionType>(sessionType));
-}
-
-bool HearingAidAudioProvider::isValid(const V2_1::SessionType& sessionType) {
-  return (sessionType == session_type_ && mDataMQ && mDataMQ->isValid());
-}
-
-Return<void> HearingAidAudioProvider::startSession(
-    const sp<V2_0::IBluetoothAudioPort>& hostIf,
-    const AudioConfiguration& audioConfig, startSession_cb _hidl_cb) {
-  /**
-   * Initialize the audio platform if audioConfiguration is supported.
-   * Save the IBluetoothAudioPort interface, so that it can be used
-   * later to send stream control commands to the HAL client, based on
-   * interaction with Audio framework.
-   */
-  if (audioConfig.getDiscriminator() !=
-      AudioConfiguration::hidl_discriminator::pcmConfig) {
-    LOG(WARNING) << __func__
-                 << " - Invalid Audio Configuration=" << toString(audioConfig);
-    _hidl_cb(BluetoothAudioStatus::UNSUPPORTED_CODEC_CONFIGURATION,
-             DataMQ::Descriptor());
-    return Void();
-  } else if (!android::bluetooth::audio::IsSoftwarePcmConfigurationValid(
-                 audioConfig.pcmConfig())) {
-    LOG(WARNING) << __func__ << " - Unsupported PCM Configuration="
-                 << toString(audioConfig.pcmConfig());
-    _hidl_cb(BluetoothAudioStatus::UNSUPPORTED_CODEC_CONFIGURATION,
-             DataMQ::Descriptor());
-    return Void();
-  }
-
-  return BluetoothAudioProvider::startSession(hostIf, audioConfig, _hidl_cb);
-}
-
-Return<void> HearingAidAudioProvider::onSessionReady(startSession_cb _hidl_cb) {
-  if (mDataMQ && mDataMQ->isValid()) {
-    BluetoothAudioSessionReport_2_2::OnSessionStarted(
-        session_type_, stack_iface_, mDataMQ->getDesc(), audio_config_);
-    _hidl_cb(BluetoothAudioStatus::SUCCESS, *mDataMQ->getDesc());
-  } else {
-    _hidl_cb(BluetoothAudioStatus::FAILURE, DataMQ::Descriptor());
-  }
-  return Void();
-}
-
-}  // namespace implementation
-}  // namespace V2_2
-}  // namespace audio
-}  // namespace bluetooth
-}  // namespace hardware
-}  // namespace android
diff --git a/bluetooth/audio/2.2/default/HearingAidAudioProvider.h b/bluetooth/audio/2.2/default/HearingAidAudioProvider.h
deleted file mode 100644
index 63290b5..0000000
--- a/bluetooth/audio/2.2/default/HearingAidAudioProvider.h
+++ /dev/null
@@ -1,59 +0,0 @@
-/*
- * Copyright 2021 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#pragma once
-
-#include <fmq/MessageQueue.h>
-#include <hidl/MQDescriptor.h>
-
-#include "BluetoothAudioProvider.h"
-
-namespace android {
-namespace hardware {
-namespace bluetooth {
-namespace audio {
-namespace V2_2 {
-namespace implementation {
-
-using ::android::hardware::kSynchronizedReadWrite;
-using ::android::hardware::MessageQueue;
-
-using DataMQ = MessageQueue<uint8_t, kSynchronizedReadWrite>;
-
-class HearingAidAudioProvider : public BluetoothAudioProvider {
- public:
-  HearingAidAudioProvider();
-
-  bool isValid(const V2_1::SessionType& sessionType) override;
-  bool isValid(const V2_0::SessionType& sessionType) override;
-
-  Return<void> startSession(const sp<V2_0::IBluetoothAudioPort>& hostIf,
-                            const V2_0::AudioConfiguration& audioConfig,
-                            startSession_cb _hidl_cb) override;
-
- private:
-  // audio data queue for software encoding
-  std::unique_ptr<DataMQ> mDataMQ;
-
-  Return<void> onSessionReady(startSession_cb _hidl_cb) override;
-};
-
-}  // namespace implementation
-}  // namespace V2_2
-}  // namespace audio
-}  // namespace bluetooth
-}  // namespace hardware
-}  // namespace android
diff --git a/bluetooth/audio/2.2/default/LeAudioAudioProvider.cpp b/bluetooth/audio/2.2/default/LeAudioAudioProvider.cpp
deleted file mode 100644
index a7a0023..0000000
--- a/bluetooth/audio/2.2/default/LeAudioAudioProvider.cpp
+++ /dev/null
@@ -1,222 +0,0 @@
-/*
- * Copyright 2021 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "BTAudioProviderLeAudio"
-
-#include "LeAudioAudioProvider.h"
-
-#include <android-base/logging.h>
-
-#include "AudioPort_2_0_to_2_2_Wrapper.h"
-#include "BluetoothAudioSessionReport_2_2.h"
-#include "BluetoothAudioSupportedCodecsDB_2_2.h"
-
-namespace android {
-namespace hardware {
-namespace bluetooth {
-namespace audio {
-namespace V2_2 {
-namespace implementation {
-
-using ::android::bluetooth::audio::BluetoothAudioSessionReport_2_2;
-using ::android::hardware::Void;
-using ::android::hardware::bluetooth::audio::V2_0::BitsPerSample;
-using ::android::hardware::bluetooth::audio::V2_0::ChannelMode;
-using ::android::hardware::bluetooth::audio::V2_1::SampleRate;
-
-static constexpr uint32_t kBufferOutCount = 2;  // two frame buffer
-static constexpr uint32_t kBufferInCount = 2;   // two frame buffer
-
-LeAudioOutputAudioProvider::LeAudioOutputAudioProvider()
-    : LeAudioAudioProvider() {
-  session_type_ = V2_1::SessionType::LE_AUDIO_SOFTWARE_ENCODING_DATAPATH;
-}
-
-LeAudioInputAudioProvider::LeAudioInputAudioProvider()
-    : LeAudioAudioProvider() {
-  session_type_ = V2_1::SessionType::LE_AUDIO_SOFTWARE_DECODED_DATAPATH;
-}
-
-LeAudioAudioProvider::LeAudioAudioProvider()
-    : BluetoothAudioProvider(), mDataMQ(nullptr) {}
-
-bool LeAudioAudioProvider::isValid(const V2_0::SessionType& sessionType) {
-  LOG(ERROR) << __func__ << ", invalid session type for Le Audio provider: "
-             << toString(sessionType);
-
-  return false;
-}
-
-bool LeAudioAudioProvider::isValid(const V2_1::SessionType& sessionType) {
-  return (sessionType == session_type_);
-}
-
-Return<void> LeAudioAudioProvider::startSession_2_1(
-    const sp<V2_0::IBluetoothAudioPort>& hostIf,
-    const V2_1::AudioConfiguration& audioConfig, startSession_cb _hidl_cb) {
-  if (audioConfig.getDiscriminator() !=
-      V2_1::AudioConfiguration::hidl_discriminator::pcmConfig) {
-    LOG(WARNING) << __func__
-                 << " - Invalid Audio Configuration=" << toString(audioConfig);
-    _hidl_cb(BluetoothAudioStatus::UNSUPPORTED_CODEC_CONFIGURATION,
-             DataMQ::Descriptor());
-    return Void();
-  }
-
-  AudioConfiguration audioConfig_2_2;
-  audioConfig_2_2.pcmConfig(
-      {.sampleRate =
-           static_cast<V2_1::SampleRate>(audioConfig.pcmConfig().sampleRate),
-       .channelMode = audioConfig.pcmConfig().channelMode,
-       .bitsPerSample = audioConfig.pcmConfig().bitsPerSample,
-       .dataIntervalUs = 0});
-
-  sp<V2_2::IBluetoothAudioPort> hostIf_2_2 =
-      new AudioPort_2_0_to_2_2_Wrapper(hostIf);
-  return startSession_2_2(hostIf_2_2, audioConfig_2_2, _hidl_cb);
-}
-
-Return<void> LeAudioAudioProvider::startSession_2_2(
-    const sp<V2_2::IBluetoothAudioPort>& hostIf,
-    const AudioConfiguration& audioConfig, startSession_cb _hidl_cb) {
-  /**
-   * Initialize the audio platform if audioConfiguration is supported.
-   * Save the IBluetoothAudioPort interface, so that it can be used
-   * later to send stream control commands to the HAL client, based on
-   * interaction with Audio framework.
-   */
-  if (audioConfig.getDiscriminator() !=
-      AudioConfiguration::hidl_discriminator::pcmConfig) {
-    LOG(WARNING) << __func__
-                 << " - Invalid Audio Configuration=" << toString(audioConfig);
-    _hidl_cb(BluetoothAudioStatus::UNSUPPORTED_CODEC_CONFIGURATION,
-             DataMQ::Descriptor());
-    return Void();
-  } else if (!android::bluetooth::audio::IsSoftwarePcmConfigurationValid_2_1(
-                 audioConfig.pcmConfig())) {
-    LOG(WARNING) << __func__ << " - Unsupported PCM Configuration="
-                 << toString(audioConfig.pcmConfig());
-    _hidl_cb(BluetoothAudioStatus::UNSUPPORTED_CODEC_CONFIGURATION,
-             DataMQ::Descriptor());
-    return Void();
-  }
-
-  uint32_t kDataMqSize = 0;
-  switch (audioConfig.pcmConfig().sampleRate) {
-    case SampleRate::RATE_8000:
-      kDataMqSize = 8000;
-      break;
-    case SampleRate::RATE_16000:
-      kDataMqSize = 16000;
-      break;
-    case SampleRate::RATE_24000:
-      kDataMqSize = 24000;
-      break;
-    case SampleRate::RATE_32000:
-      kDataMqSize = 32000;
-      break;
-    case SampleRate::RATE_44100:
-      kDataMqSize = 44100;
-      break;
-    case SampleRate::RATE_48000:
-      kDataMqSize = 48000;
-      break;
-    default:
-      LOG(WARNING) << __func__ << " - Unsupported sampling frequency="
-                   << toString(audioConfig.pcmConfig());
-      _hidl_cb(BluetoothAudioStatus::UNSUPPORTED_CODEC_CONFIGURATION,
-               DataMQ::Descriptor());
-      return Void();
-  }
-
-  /* Number of samples per millisecond */
-  kDataMqSize = ceil(kDataMqSize / 1000);
-
-  switch (audioConfig.pcmConfig().channelMode) {
-    case ChannelMode::MONO:
-      break;
-    case ChannelMode::STEREO:
-      kDataMqSize *= 2;
-      break;
-    default:
-      /* This should never happen it would be caught while validating
-       * parameters.
-       */
-      break;
-  }
-
-  switch (audioConfig.pcmConfig().bitsPerSample) {
-    case BitsPerSample::BITS_16:
-      kDataMqSize *= 2;
-      break;
-    case BitsPerSample::BITS_24:
-      kDataMqSize *= 3;
-      break;
-    case BitsPerSample::BITS_32:
-      kDataMqSize *= 4;
-      break;
-    default:
-      /* This should never happen it would be caught while validating
-       * parameters.
-       */
-      break;
-  }
-
-  if (session_type_ == V2_1::SessionType::LE_AUDIO_SOFTWARE_ENCODING_DATAPATH)
-    kDataMqSize *= kBufferOutCount;
-  else if (session_type_ ==
-           V2_1::SessionType::LE_AUDIO_SOFTWARE_DECODED_DATAPATH)
-    kDataMqSize *= kBufferInCount;
-  else
-    LOG(WARNING) << __func__ << ", default single buffer used";
-
-  kDataMqSize *= audioConfig.pcmConfig().dataIntervalUs / 1000;
-
-  LOG(INFO) << __func__ << " - size of audio buffer " << kDataMqSize
-            << " byte(s)";
-
-  std::unique_ptr<DataMQ> tempDataMQ(
-      new DataMQ(kDataMqSize, /* EventFlag */ true));
-  if (tempDataMQ && tempDataMQ->isValid()) {
-    mDataMQ = std::move(tempDataMQ);
-  } else {
-    ALOGE_IF(!tempDataMQ, "failed to allocate data MQ");
-    ALOGE_IF(tempDataMQ && !tempDataMQ->isValid(), "data MQ is invalid");
-    _hidl_cb(BluetoothAudioStatus::FAILURE, DataMQ::Descriptor());
-    return Void();
-  }
-
-  return BluetoothAudioProvider::startSession_2_2(hostIf, audioConfig,
-                                                  _hidl_cb);
-}
-
-Return<void> LeAudioAudioProvider::onSessionReady(startSession_cb _hidl_cb) {
-  if (mDataMQ && mDataMQ->isValid()) {
-    BluetoothAudioSessionReport_2_2::OnSessionStarted(
-        session_type_, stack_iface_, mDataMQ->getDesc(), audio_config_);
-    _hidl_cb(BluetoothAudioStatus::SUCCESS, *mDataMQ->getDesc());
-  } else {
-    _hidl_cb(BluetoothAudioStatus::FAILURE, DataMQ::Descriptor());
-  }
-  return Void();
-}
-
-}  // namespace implementation
-}  // namespace V2_2
-}  // namespace audio
-}  // namespace bluetooth
-}  // namespace hardware
-}  // namespace android
diff --git a/bluetooth/audio/2.2/default/LeAudioAudioProvider.h b/bluetooth/audio/2.2/default/LeAudioAudioProvider.h
deleted file mode 100644
index 3de1724..0000000
--- a/bluetooth/audio/2.2/default/LeAudioAudioProvider.h
+++ /dev/null
@@ -1,74 +0,0 @@
-/*
- * Copyright 2021 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#pragma once
-
-#include <android/hardware/bluetooth/audio/2.2/types.h>
-#include <fmq/MessageQueue.h>
-#include <hidl/MQDescriptor.h>
-
-#include "BluetoothAudioProvider.h"
-
-namespace android {
-namespace hardware {
-namespace bluetooth {
-namespace audio {
-namespace V2_2 {
-namespace implementation {
-
-using ::android::hardware::kSynchronizedReadWrite;
-using ::android::hardware::MessageQueue;
-
-using DataMQ = MessageQueue<uint8_t, kSynchronizedReadWrite>;
-
-class LeAudioAudioProvider : public BluetoothAudioProvider {
- public:
-  LeAudioAudioProvider();
-
-  bool isValid(const V2_1::SessionType& sessionType) override;
-  bool isValid(const V2_0::SessionType& sessionType) override;
-
-  Return<void> startSession_2_1(const sp<V2_0::IBluetoothAudioPort>& hostIf,
-                                const V2_1::AudioConfiguration& audioConfig,
-                                startSession_cb _hidl_cb) override;
-
-  Return<void> startSession_2_2(const sp<V2_2::IBluetoothAudioPort>& hostIf,
-                                const AudioConfiguration& audioConfig,
-                                startSession_cb _hidl_cb) override;
-
- private:
-  /** queue for software encodec/decoded audio data */
-  std::unique_ptr<DataMQ> mDataMQ;
-
-  Return<void> onSessionReady(startSession_cb _hidl_cb) override;
-};
-
-class LeAudioOutputAudioProvider : public LeAudioAudioProvider {
- public:
-  LeAudioOutputAudioProvider();
-};
-
-class LeAudioInputAudioProvider : public LeAudioAudioProvider {
- public:
-  LeAudioInputAudioProvider();
-};
-
-}  // namespace implementation
-}  // namespace V2_2
-}  // namespace audio
-}  // namespace bluetooth
-}  // namespace hardware
-}  // namespace android
diff --git a/bluetooth/audio/2.2/default/LeAudioOffloadAudioProvider.cpp b/bluetooth/audio/2.2/default/LeAudioOffloadAudioProvider.cpp
deleted file mode 100644
index 2b0c02f..0000000
--- a/bluetooth/audio/2.2/default/LeAudioOffloadAudioProvider.cpp
+++ /dev/null
@@ -1,143 +0,0 @@
-/*
- * Copyright 2021 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "BTAudioProviderLeAudioOffload"
-
-#include "LeAudioOffloadAudioProvider.h"
-
-#include <android-base/logging.h>
-
-#include "AudioPort_2_0_to_2_2_Wrapper.h"
-#include "BluetoothAudioSessionReport_2_2.h"
-#include "BluetoothAudioSupportedCodecsDB_2_2.h"
-
-namespace android {
-namespace hardware {
-namespace bluetooth {
-namespace audio {
-namespace V2_2 {
-namespace implementation {
-
-using ::android::bluetooth::audio::BluetoothAudioSessionReport_2_2;
-using ::android::hardware::Void;
-using ::android::hardware::bluetooth::audio::V2_0::BitsPerSample;
-using ::android::hardware::bluetooth::audio::V2_0::ChannelMode;
-using ::android::hardware::bluetooth::audio::V2_1::SampleRate;
-
-using DataMQ = MessageQueue<uint8_t, kSynchronizedReadWrite>;
-
-LeAudioOffloadOutputAudioProvider::LeAudioOffloadOutputAudioProvider()
-    : LeAudioOffloadAudioProvider() {
-  session_type_ =
-      V2_1::SessionType::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH;
-}
-
-LeAudioOffloadInputAudioProvider::LeAudioOffloadInputAudioProvider()
-    : LeAudioOffloadAudioProvider() {
-  session_type_ =
-      V2_1::SessionType::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH;
-}
-
-LeAudioOffloadAudioProvider::LeAudioOffloadAudioProvider()
-    : BluetoothAudioProvider() {}
-
-bool LeAudioOffloadAudioProvider::isValid(
-    const V2_0::SessionType& sessionType) {
-  LOG(ERROR) << __func__
-             << ", invalid session type for Offloaded Le Audio provider: "
-             << toString(sessionType);
-
-  return false;
-}
-
-bool LeAudioOffloadAudioProvider::isValid(
-    const V2_1::SessionType& sessionType) {
-  return (sessionType == session_type_);
-}
-
-Return<void> LeAudioOffloadAudioProvider::startSession_2_1(
-    const sp<V2_0::IBluetoothAudioPort>& hostIf,
-    const V2_1::AudioConfiguration& audioConfig, startSession_cb _hidl_cb) {
-  if (audioConfig.getDiscriminator() !=
-      V2_1::AudioConfiguration::hidl_discriminator::leAudioCodecConfig) {
-    LOG(WARNING) << __func__
-                 << " - Invalid Audio Configuration=" << toString(audioConfig);
-    _hidl_cb(BluetoothAudioStatus::UNSUPPORTED_CODEC_CONFIGURATION,
-             DataMQ::Descriptor());
-    return Void();
-  }
-
-  AudioConfiguration audioConfig_2_2;
-  audioConfig_2_2.leAudioConfig().mode = LeAudioMode::UNKNOWN;
-  audioConfig_2_2.leAudioConfig().config.unicastConfig() = {
-      .streamMap = {{
-          .streamHandle = 0xFFFF,
-          .audioChannelAllocation =
-              audioConfig.leAudioCodecConfig().audioChannelAllocation,
-      }},
-      .peerDelay = 0,
-      .lc3Config = audioConfig.leAudioCodecConfig().lc3Config};
-
-  sp<V2_2::IBluetoothAudioPort> hostIf_2_2 =
-      new AudioPort_2_0_to_2_2_Wrapper(hostIf);
-  return startSession_2_2(hostIf_2_2, audioConfig_2_2, _hidl_cb);
-}
-
-Return<void> LeAudioOffloadAudioProvider::startSession_2_2(
-    const sp<V2_2::IBluetoothAudioPort>& hostIf,
-    const AudioConfiguration& audioConfig, startSession_cb _hidl_cb) {
-  /**
-   * Initialize the audio platform if audioConfiguration is supported.
-   * Save the IBluetoothAudioPort interface, so that it can be used
-   * later to send stream control commands to the HAL client, based on
-   * interaction with Audio framework.
-   */
-  if (audioConfig.getDiscriminator() !=
-      AudioConfiguration::hidl_discriminator::leAudioConfig) {
-    LOG(WARNING) << __func__
-                 << " - Invalid Audio Configuration=" << toString(audioConfig);
-    _hidl_cb(BluetoothAudioStatus::UNSUPPORTED_CODEC_CONFIGURATION,
-             DataMQ::Descriptor());
-    return Void();
-  }
-
-  if (!android::bluetooth::audio::IsOffloadLeAudioConfigurationValid(
-          session_type_, audioConfig.leAudioConfig())) {
-    LOG(WARNING) << __func__ << " - Unsupported LC3 Offloaded Configuration="
-                 << toString(audioConfig.leAudioConfig());
-    _hidl_cb(BluetoothAudioStatus::UNSUPPORTED_CODEC_CONFIGURATION,
-             DataMQ::Descriptor());
-    return Void();
-  }
-
-  return BluetoothAudioProvider::startSession_2_2(hostIf, audioConfig,
-                                                  _hidl_cb);
-}
-
-Return<void> LeAudioOffloadAudioProvider::onSessionReady(
-    startSession_cb _hidl_cb) {
-  BluetoothAudioSessionReport_2_2::OnSessionStarted(session_type_, stack_iface_,
-                                                    nullptr, audio_config_);
-  _hidl_cb(BluetoothAudioStatus::SUCCESS, DataMQ::Descriptor());
-  return Void();
-}
-
-}  // namespace implementation
-}  // namespace V2_2
-}  // namespace audio
-}  // namespace bluetooth
-}  // namespace hardware
-}  // namespace android
diff --git a/bluetooth/audio/2.2/default/LeAudioOffloadAudioProvider.h b/bluetooth/audio/2.2/default/LeAudioOffloadAudioProvider.h
deleted file mode 100644
index fe58de5..0000000
--- a/bluetooth/audio/2.2/default/LeAudioOffloadAudioProvider.h
+++ /dev/null
@@ -1,64 +0,0 @@
-/*
- * Copyright 2021 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#pragma once
-
-#include <android/hardware/bluetooth/audio/2.2/types.h>
-
-#include "BluetoothAudioProvider.h"
-
-namespace android {
-namespace hardware {
-namespace bluetooth {
-namespace audio {
-namespace V2_2 {
-namespace implementation {
-
-class LeAudioOffloadAudioProvider : public BluetoothAudioProvider {
- public:
-  LeAudioOffloadAudioProvider();
-
-  bool isValid(const V2_1::SessionType& sessionType) override;
-  bool isValid(const V2_0::SessionType& sessionType) override;
-
-  Return<void> startSession_2_1(const sp<V2_0::IBluetoothAudioPort>& hostIf,
-                                const V2_1::AudioConfiguration& audioConfig,
-                                startSession_cb _hidl_cb) override;
-
-  Return<void> startSession_2_2(const sp<V2_2::IBluetoothAudioPort>& hostIf,
-                                const AudioConfiguration& audioConfig,
-                                startSession_cb _hidl_cb) override;
-
- private:
-  Return<void> onSessionReady(startSession_cb _hidl_cb) override;
-};
-
-class LeAudioOffloadOutputAudioProvider : public LeAudioOffloadAudioProvider {
- public:
-  LeAudioOffloadOutputAudioProvider();
-};
-
-class LeAudioOffloadInputAudioProvider : public LeAudioOffloadAudioProvider {
- public:
-  LeAudioOffloadInputAudioProvider();
-};
-
-}  // namespace implementation
-}  // namespace V2_2
-}  // namespace audio
-}  // namespace bluetooth
-}  // namespace hardware
-}  // namespace android
diff --git a/bluetooth/audio/2.2/default/OWNERS b/bluetooth/audio/2.2/default/OWNERS
deleted file mode 100644
index 17ea464..0000000
--- a/bluetooth/audio/2.2/default/OWNERS
+++ /dev/null
@@ -1,4 +0,0 @@
-include platform/packages/modules/Bluetooth:/OWNERS
-
-cheneyni@google.com
-aliceypkuo@google.com
\ No newline at end of file
diff --git a/bluetooth/audio/2.2/types.hal b/bluetooth/audio/2.2/types.hal
deleted file mode 100644
index 6755899..0000000
--- a/bluetooth/audio/2.2/types.hal
+++ /dev/null
@@ -1,127 +0,0 @@
-/*
- * Copyright 2021 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.hardware.bluetooth.audio@2.2;
-
-import @2.1::Lc3Parameters;
-import @2.1::PcmParameters;
-import @2.0::CodecConfiguration;
-import @2.0::CodecCapabilities;
-import @2.1::CodecType;
-
-enum LeAudioMode : uint8_t {
-    UNKNOWN = 0x00,
-    UNICAST = 0x01,
-    BROADCAST = 0x02,
-};
-
-enum AudioLocation : uint8_t {
-  UNKNOWN = 0,
-  FRONT_LEFT = 1,
-  FRONT_RIGHT = 2,
-};
-
-struct UnicastStreamMap {
-    /* The connection handle used for a unicast or a broadcast group. */
-    uint16_t streamHandle;
-    /* Audio channel allocation is  a bit field, each enabled bit means that given audio direction,
-     * i.e. "left", or "right" is used. Ordering of audio channels comes from the least significant
-     * bit to the most significant bit. */
-    uint32_t audioChannelAllocation;
-};
-
-struct BroadcastStreamMap {
-    /* The connection handle used for a unicast or a broadcast group. */
-    uint16_t streamHandle;
-    /* Audio channel allocation is  a bit field, each enabled bit means that given audio direction,
-     * i.e. "left", or "right" is used. Ordering of audio channels comes from the least significant
-     * bit to the most significant bit. */
-    uint32_t audioChannelAllocation;
-    Lc3Parameters lc3Config;
-};
-
-struct UnicastConfig {
-    vec<UnicastStreamMap> streamMap;
-    uint32_t peerDelay;
-    Lc3Parameters lc3Config;
-};
-
-struct BroadcastConfig {
-    vec<BroadcastStreamMap> streamMap;
-};
-
-struct LeAudioConfiguration {
-    /* The mode of the LE audio */
-    LeAudioMode mode;
-    safe_union CodecConfig {
-        UnicastConfig unicastConfig;
-        BroadcastConfig broadcastConfig;
-    } config;
-};
-
-/** Used to configure either a Hardware or Software Encoding session based on session type */
-safe_union AudioConfiguration {
-    PcmParameters pcmConfig;
-    CodecConfiguration codecConfig;
-    LeAudioConfiguration leAudioConfig;
-};
-
-/** Used to specify the capabilities of the different session types */
-safe_union AudioCapabilities {
-    PcmParameters pcmCapabilities;
-    CodecCapabilities codecCapabilities;
-    LeAudioCodecCapabilitiesSetting leAudioCapabilities;
-};
-
-/**
- * Used to specify the le audio capabilities for unicast and broadcast hardware offload.
- */
-struct LeAudioCodecCapabilitiesSetting{
-    UnicastCapability unicastEncodeCapability;
-    UnicastCapability unicastDecodeCapability;
-    BroadcastCapability broadcastCapability;
-};
-
-/**
- * Used to specify the le audio unicast codec capabilities for hardware offload.
- */
-struct UnicastCapability {
-    CodecType codecType;
-    AudioLocation supportedChannel;
-
-    // The number of connected device
-    uint8_t deviceCount;
-
-    // Supported channel count for each device
-    uint8_t channelCountPerDevice;
-
-    // Should use safe union when there is more than one codec
-    Lc3Parameters capabilities;
-};
-
-/**
- * Used to specify the le audio broadcast codec capabilities for hardware offload.
- */
-struct BroadcastCapability {
-    CodecType codecType;
-    AudioLocation supportedChannel;
-
-    // Supported channel count for each stream
-    uint8_t channelCountPerStream;
-
-    // Should use safe union when there is more than one codec
-    vec<Lc3Parameters> capabilities;
-};
diff --git a/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/IBluetoothAudioProvider.aidl b/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/IBluetoothAudioProvider.aidl
index 6e0bd98..267af0f 100644
--- a/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/IBluetoothAudioProvider.aidl
+++ b/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/IBluetoothAudioProvider.aidl
@@ -35,7 +35,7 @@
 @VintfStability
 interface IBluetoothAudioProvider {
   void endSession();
-  android.hardware.common.fmq.MQDescriptor<byte,android.hardware.common.fmq.SynchronizedReadWrite> startSession(in android.hardware.bluetooth.audio.IBluetoothAudioPort hostIf, in android.hardware.bluetooth.audio.AudioConfiguration audioConfig);
+  android.hardware.common.fmq.MQDescriptor<byte,android.hardware.common.fmq.SynchronizedReadWrite> startSession(in android.hardware.bluetooth.audio.IBluetoothAudioPort hostIf, in android.hardware.bluetooth.audio.AudioConfiguration audioConfig, in android.hardware.bluetooth.audio.LatencyMode[] supportedLatencyModes);
   void streamStarted(in android.hardware.bluetooth.audio.BluetoothAudioStatus status);
   void streamSuspended(in android.hardware.bluetooth.audio.BluetoothAudioStatus status);
   void updateAudioConfiguration(in android.hardware.bluetooth.audio.AudioConfiguration audioConfig);
diff --git a/bluetooth/audio/aidl/android/hardware/bluetooth/audio/IBluetoothAudioProvider.aidl b/bluetooth/audio/aidl/android/hardware/bluetooth/audio/IBluetoothAudioProvider.aidl
index ca6f691..d5c051e 100644
--- a/bluetooth/audio/aidl/android/hardware/bluetooth/audio/IBluetoothAudioProvider.aidl
+++ b/bluetooth/audio/aidl/android/hardware/bluetooth/audio/IBluetoothAudioProvider.aidl
@@ -19,6 +19,7 @@
 import android.hardware.bluetooth.audio.AudioConfiguration;
 import android.hardware.bluetooth.audio.BluetoothAudioStatus;
 import android.hardware.bluetooth.audio.IBluetoothAudioPort;
+import android.hardware.bluetooth.audio.LatencyMode;
 import android.hardware.common.fmq.MQDescriptor;
 import android.hardware.common.fmq.SynchronizedReadWrite;
 
@@ -50,6 +51,8 @@
      *    device. The PCM parameters are set if software based encoding,
      *    otherwise the correct codec configuration is used for hardware
      *    encoding.
+     * @param supportedLatencyModes latency modes supported by the active
+     * remote device
      *
      * @return The fast message queue for audio data from/to this
      *    provider. Audio data will be in PCM format as specified by the
@@ -57,8 +60,8 @@
      *    from/to hardware or on failure
      */
     MQDescriptor<byte, SynchronizedReadWrite> startSession(
-            in IBluetoothAudioPort hostIf, in AudioConfiguration audioConfig);
-
+            in IBluetoothAudioPort hostIf, in AudioConfiguration audioConfig,
+            in LatencyMode[] supportedLatencyModes);
     /**
      * Callback for IBluetoothAudioPort.startStream()
      *
diff --git a/bluetooth/audio/aidl/default/A2dpOffloadAudioProvider.cpp b/bluetooth/audio/aidl/default/A2dpOffloadAudioProvider.cpp
index fc8a911..866776e 100644
--- a/bluetooth/audio/aidl/default/A2dpOffloadAudioProvider.cpp
+++ b/bluetooth/audio/aidl/default/A2dpOffloadAudioProvider.cpp
@@ -38,7 +38,10 @@
 
 ndk::ScopedAStatus A2dpOffloadAudioProvider::startSession(
     const std::shared_ptr<IBluetoothAudioPort>& host_if,
-    const AudioConfiguration& audio_config, DataMQDesc* _aidl_return) {
+    const AudioConfiguration& audio_config,
+    const std::vector<LatencyMode>& latency_modes,
+    DataMQDesc* _aidl_return) {
+  latency_modes_ = latency_modes;
   if (audio_config.getTag() != AudioConfiguration::a2dpConfig) {
     LOG(WARNING) << __func__ << " - Invalid Audio Configuration="
                  << audio_config.toString();
@@ -52,8 +55,8 @@
     *_aidl_return = DataMQDesc();
     return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
   }
-  return BluetoothAudioProvider::startSession(host_if, audio_config,
-                                              _aidl_return);
+  return BluetoothAudioProvider::startSession(
+      host_if, audio_config, latency_modes, _aidl_return);
 }
 
 ndk::ScopedAStatus A2dpOffloadAudioProvider::onSessionReady(
diff --git a/bluetooth/audio/aidl/default/A2dpOffloadAudioProvider.h b/bluetooth/audio/aidl/default/A2dpOffloadAudioProvider.h
index 5934f5b..4621e85 100644
--- a/bluetooth/audio/aidl/default/A2dpOffloadAudioProvider.h
+++ b/bluetooth/audio/aidl/default/A2dpOffloadAudioProvider.h
@@ -32,7 +32,9 @@
 
   ndk::ScopedAStatus startSession(
       const std::shared_ptr<IBluetoothAudioPort>& host_if,
-      const AudioConfiguration& audio_config, DataMQDesc* _aidl_return);
+      const AudioConfiguration& audio_config,
+      const std::vector<LatencyMode>& latency_modes,
+      DataMQDesc* _aidl_return);
 
  private:
   ndk::ScopedAStatus onSessionReady(DataMQDesc* _aidl_return) override;
diff --git a/bluetooth/audio/aidl/default/A2dpSoftwareAudioProvider.cpp b/bluetooth/audio/aidl/default/A2dpSoftwareAudioProvider.cpp
index 5a413e0..d2f58f3 100644
--- a/bluetooth/audio/aidl/default/A2dpSoftwareAudioProvider.cpp
+++ b/bluetooth/audio/aidl/default/A2dpSoftwareAudioProvider.cpp
@@ -61,7 +61,10 @@
 
 ndk::ScopedAStatus A2dpSoftwareAudioProvider::startSession(
     const std::shared_ptr<IBluetoothAudioPort>& host_if,
-    const AudioConfiguration& audio_config, DataMQDesc* _aidl_return) {
+    const AudioConfiguration& audio_config,
+    const std::vector<LatencyMode>& latency_modes,
+    DataMQDesc* _aidl_return) {
+  latency_modes_ = latency_modes;
   if (audio_config.getTag() != AudioConfiguration::pcmConfig) {
     LOG(WARNING) << __func__ << " - Invalid Audio Configuration="
                  << audio_config.toString();
@@ -77,8 +80,8 @@
     return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
   }
 
-  return BluetoothAudioProvider::startSession(host_if, audio_config,
-                                              _aidl_return);
+  return BluetoothAudioProvider::startSession(
+      host_if, audio_config, latency_modes, _aidl_return);
 }
 
 ndk::ScopedAStatus A2dpSoftwareAudioProvider::onSessionReady(
diff --git a/bluetooth/audio/aidl/default/A2dpSoftwareAudioProvider.h b/bluetooth/audio/aidl/default/A2dpSoftwareAudioProvider.h
index 3bc0a13..10f533a 100644
--- a/bluetooth/audio/aidl/default/A2dpSoftwareAudioProvider.h
+++ b/bluetooth/audio/aidl/default/A2dpSoftwareAudioProvider.h
@@ -32,7 +32,9 @@
 
   ndk::ScopedAStatus startSession(
       const std::shared_ptr<IBluetoothAudioPort>& host_if,
-      const AudioConfiguration& audio_config, DataMQDesc* _aidl_return);
+      const AudioConfiguration& audio_config,
+      const std::vector<LatencyMode>& latency_modes,
+      DataMQDesc* _aidl_return);
 
  private:
   // audio data queue for software encoding
diff --git a/bluetooth/audio/aidl/default/BluetoothAudioProvider.cpp b/bluetooth/audio/aidl/default/BluetoothAudioProvider.cpp
index 8090d26..0dd8148 100644
--- a/bluetooth/audio/aidl/default/BluetoothAudioProvider.cpp
+++ b/bluetooth/audio/aidl/default/BluetoothAudioProvider.cpp
@@ -34,11 +34,15 @@
 
 ndk::ScopedAStatus BluetoothAudioProvider::startSession(
     const std::shared_ptr<IBluetoothAudioPort>& host_if,
-    const AudioConfiguration& audio_config, DataMQDesc* _aidl_return) {
+    const AudioConfiguration& audio_config,
+    const std::vector<LatencyMode>& latencyModes,
+    DataMQDesc* _aidl_return) {
   if (host_if == nullptr) {
     *_aidl_return = DataMQDesc();
     return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
   }
+
+  latency_modes_ = latencyModes;
   audio_config_ = std::make_unique<AudioConfiguration>(audio_config);
   stack_iface_ = host_if;
 
diff --git a/bluetooth/audio/aidl/default/BluetoothAudioProvider.h b/bluetooth/audio/aidl/default/BluetoothAudioProvider.h
index 393aaba..75794e8 100644
--- a/bluetooth/audio/aidl/default/BluetoothAudioProvider.h
+++ b/bluetooth/audio/aidl/default/BluetoothAudioProvider.h
@@ -16,6 +16,7 @@
 #pragma once
 
 #include <aidl/android/hardware/bluetooth/audio/BnBluetoothAudioProvider.h>
+#include <aidl/android/hardware/bluetooth/audio/LatencyMode.h>
 #include <aidl/android/hardware/bluetooth/audio/SessionType.h>
 #include <fmq/AidlMessageQueue.h>
 
@@ -37,10 +38,11 @@
 class BluetoothAudioProvider : public BnBluetoothAudioProvider {
  public:
   BluetoothAudioProvider();
-
   ndk::ScopedAStatus startSession(
       const std::shared_ptr<IBluetoothAudioPort>& host_if,
-      const AudioConfiguration& audio_config, DataMQDesc* _aidl_return);
+      const AudioConfiguration& audio_config,
+      const std::vector<LatencyMode>& latency_modes,
+      DataMQDesc* _aidl_return);
   ndk::ScopedAStatus endSession();
   ndk::ScopedAStatus streamStarted(BluetoothAudioStatus status);
   ndk::ScopedAStatus streamSuspended(BluetoothAudioStatus status);
@@ -59,6 +61,7 @@
   std::shared_ptr<IBluetoothAudioPort> stack_iface_;
   std::unique_ptr<AudioConfiguration> audio_config_ = nullptr;
   SessionType session_type_;
+  std::vector<LatencyMode> latency_modes_;
 };
 
 }  // namespace audio
diff --git a/bluetooth/audio/aidl/default/HearingAidAudioProvider.cpp b/bluetooth/audio/aidl/default/HearingAidAudioProvider.cpp
index 66ce93b..c754849 100644
--- a/bluetooth/audio/aidl/default/HearingAidAudioProvider.cpp
+++ b/bluetooth/audio/aidl/default/HearingAidAudioProvider.cpp
@@ -56,7 +56,10 @@
 
 ndk::ScopedAStatus HearingAidAudioProvider::startSession(
     const std::shared_ptr<IBluetoothAudioPort>& host_if,
-    const AudioConfiguration& audio_config, DataMQDesc* _aidl_return) {
+    const AudioConfiguration& audio_config,
+    const std::vector<LatencyMode>& latency_modes,
+    DataMQDesc* _aidl_return) {
+  latency_modes_ = latency_modes;
   if (audio_config.getTag() != AudioConfiguration::pcmConfig) {
     LOG(WARNING) << __func__ << " - Invalid Audio Configuration="
                  << audio_config.toString();
@@ -71,8 +74,8 @@
     return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
   }
 
-  return BluetoothAudioProvider::startSession(host_if, audio_config,
-                                              _aidl_return);
+  return BluetoothAudioProvider::startSession(
+      host_if, audio_config, latency_modes, _aidl_return);
 }
 
 ndk::ScopedAStatus HearingAidAudioProvider::onSessionReady(
diff --git a/bluetooth/audio/aidl/default/HearingAidAudioProvider.h b/bluetooth/audio/aidl/default/HearingAidAudioProvider.h
index a7e19e9..a158c86 100644
--- a/bluetooth/audio/aidl/default/HearingAidAudioProvider.h
+++ b/bluetooth/audio/aidl/default/HearingAidAudioProvider.h
@@ -32,7 +32,9 @@
 
   ndk::ScopedAStatus startSession(
       const std::shared_ptr<IBluetoothAudioPort>& host_if,
-      const AudioConfiguration& audio_config, DataMQDesc* _aidl_return);
+      const AudioConfiguration& audio_config,
+      const std::vector<LatencyMode>& latency_modes,
+      DataMQDesc* _aidl_return);
 
  private:
   // audio data queue for software encoding
diff --git a/bluetooth/audio/aidl/default/LeAudioOffloadAudioProvider.cpp b/bluetooth/audio/aidl/default/LeAudioOffloadAudioProvider.cpp
index 7a28513..1a3c658 100644
--- a/bluetooth/audio/aidl/default/LeAudioOffloadAudioProvider.cpp
+++ b/bluetooth/audio/aidl/default/LeAudioOffloadAudioProvider.cpp
@@ -53,7 +53,10 @@
 
 ndk::ScopedAStatus LeAudioOffloadAudioProvider::startSession(
     const std::shared_ptr<IBluetoothAudioPort>& host_if,
-    const AudioConfiguration& audio_config, DataMQDesc* _aidl_return) {
+    const AudioConfiguration& audio_config,
+    const std::vector<LatencyMode>& latency_modes,
+    DataMQDesc* _aidl_return) {
+  latency_modes_ = latency_modes;
   if (audio_config.getTag() != AudioConfiguration::leAudioConfig) {
     LOG(WARNING) << __func__ << " - Invalid Audio Configuration="
                  << audio_config.toString();
@@ -70,8 +73,8 @@
     return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
   }
 
-  return BluetoothAudioProvider::startSession(host_if, audio_config,
-                                              _aidl_return);
+  return BluetoothAudioProvider::startSession(
+      host_if, audio_config, latency_modes, _aidl_return);
 }
 
 ndk::ScopedAStatus LeAudioOffloadAudioProvider::onSessionReady(
diff --git a/bluetooth/audio/aidl/default/LeAudioOffloadAudioProvider.h b/bluetooth/audio/aidl/default/LeAudioOffloadAudioProvider.h
index 6509a9e..614c794 100644
--- a/bluetooth/audio/aidl/default/LeAudioOffloadAudioProvider.h
+++ b/bluetooth/audio/aidl/default/LeAudioOffloadAudioProvider.h
@@ -32,7 +32,9 @@
 
   ndk::ScopedAStatus startSession(
       const std::shared_ptr<IBluetoothAudioPort>& host_if,
-      const AudioConfiguration& audio_config, DataMQDesc* _aidl_return);
+      const AudioConfiguration& audio_config,
+      const std::vector<LatencyMode>& latency_modes,
+      DataMQDesc* _aidl_return);
 
  private:
   ndk::ScopedAStatus onSessionReady(DataMQDesc* _aidl_return) override;
diff --git a/bluetooth/audio/aidl/default/LeAudioSoftwareAudioProvider.cpp b/bluetooth/audio/aidl/default/LeAudioSoftwareAudioProvider.cpp
index 0fe205e..1f64b43 100644
--- a/bluetooth/audio/aidl/default/LeAudioSoftwareAudioProvider.cpp
+++ b/bluetooth/audio/aidl/default/LeAudioSoftwareAudioProvider.cpp
@@ -69,7 +69,10 @@
 
 ndk::ScopedAStatus LeAudioSoftwareAudioProvider::startSession(
     const std::shared_ptr<IBluetoothAudioPort>& host_if,
-    const AudioConfiguration& audio_config, DataMQDesc* _aidl_return) {
+    const AudioConfiguration& audio_config,
+    const std::vector<LatencyMode>& latency_modes,
+    DataMQDesc* _aidl_return) {
+  latency_modes_ = latency_modes;
   if (audio_config.getTag() != AudioConfiguration::pcmConfig) {
     LOG(WARNING) << __func__ << " - Invalid Audio Configuration="
                  << audio_config.toString();
@@ -119,8 +122,8 @@
   }
   data_mq_ = std::move(temp_data_mq);
 
-  return BluetoothAudioProvider::startSession(host_if, audio_config,
-                                              _aidl_return);
+  return BluetoothAudioProvider::startSession(
+      host_if, audio_config, latency_modes, _aidl_return);
 }
 
 ndk::ScopedAStatus LeAudioSoftwareAudioProvider::onSessionReady(
diff --git a/bluetooth/audio/aidl/default/LeAudioSoftwareAudioProvider.h b/bluetooth/audio/aidl/default/LeAudioSoftwareAudioProvider.h
index ace4bff..21243ff 100644
--- a/bluetooth/audio/aidl/default/LeAudioSoftwareAudioProvider.h
+++ b/bluetooth/audio/aidl/default/LeAudioSoftwareAudioProvider.h
@@ -32,7 +32,9 @@
 
   ndk::ScopedAStatus startSession(
       const std::shared_ptr<IBluetoothAudioPort>& host_if,
-      const AudioConfiguration& audio_config, DataMQDesc* _aidl_return);
+      const AudioConfiguration& audio_config,
+      const std::vector<LatencyMode>& latency_modes,
+      DataMQDesc* _aidl_return);
 
  private:
   // audio data queue for software encoding
diff --git a/bluetooth/audio/aidl/vts/Android.bp b/bluetooth/audio/aidl/vts/Android.bp
new file mode 100644
index 0000000..feb952e
--- /dev/null
+++ b/bluetooth/audio/aidl/vts/Android.bp
@@ -0,0 +1,32 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "hardware_interfaces_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["hardware_interfaces_license"],
+}
+
+cc_test {
+    name: "VtsHalBluetoothAudioTargetTest",
+    defaults: [
+        "VtsHalTargetTestDefaults",
+        "use_libaidlvintf_gtest_helper_static",
+    ],
+    tidy_timeout_srcs: ["VtsHalBluetoothAudioTargetTest.cpp"],
+    srcs: ["VtsHalBluetoothAudioTargetTest.cpp"],
+    shared_libs: [
+        "android.hardware.audio.common-V1-ndk",
+        "android.hardware.bluetooth.audio-V1-ndk",
+        "android.hardware.common-V2-ndk",
+        "android.hardware.common.fmq-V1-ndk",
+        "libbase",
+        "libbinder_ndk",
+        "libcutils",
+        "libfmq",
+    ],
+    test_suites: [
+        "general-tests",
+        "vts",
+    ],
+}
diff --git a/bluetooth/audio/aidl/vts/VtsHalBluetoothAudioTargetTest.cpp b/bluetooth/audio/aidl/vts/VtsHalBluetoothAudioTargetTest.cpp
new file mode 100644
index 0000000..0407751
--- /dev/null
+++ b/bluetooth/audio/aidl/vts/VtsHalBluetoothAudioTargetTest.cpp
@@ -0,0 +1,1673 @@
+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include <aidl/Gtest.h>
+#include <aidl/Vintf.h>
+#include <aidl/android/hardware/bluetooth/audio/BnBluetoothAudioPort.h>
+#include <aidl/android/hardware/bluetooth/audio/IBluetoothAudioPort.h>
+#include <aidl/android/hardware/bluetooth/audio/IBluetoothAudioProviderFactory.h>
+#include <android/binder_auto_utils.h>
+#include <android/binder_manager.h>
+#include <android/binder_process.h>
+#include <binder/IServiceManager.h>
+#include <binder/ProcessState.h>
+#include <fmq/AidlMessageQueue.h>
+
+#include <cstdint>
+#include <future>
+#include <unordered_set>
+#include <vector>
+
+using aidl::android::hardware::audio::common::SinkMetadata;
+using aidl::android::hardware::audio::common::SourceMetadata;
+using aidl::android::hardware::bluetooth::audio::AacCapabilities;
+using aidl::android::hardware::bluetooth::audio::AacConfiguration;
+using aidl::android::hardware::bluetooth::audio::AptxCapabilities;
+using aidl::android::hardware::bluetooth::audio::AptxConfiguration;
+using aidl::android::hardware::bluetooth::audio::AudioCapabilities;
+using aidl::android::hardware::bluetooth::audio::AudioConfiguration;
+using aidl::android::hardware::bluetooth::audio::BnBluetoothAudioPort;
+using aidl::android::hardware::bluetooth::audio::BroadcastCapability;
+using aidl::android::hardware::bluetooth::audio::ChannelMode;
+using aidl::android::hardware::bluetooth::audio::CodecCapabilities;
+using aidl::android::hardware::bluetooth::audio::CodecConfiguration;
+using aidl::android::hardware::bluetooth::audio::CodecType;
+using aidl::android::hardware::bluetooth::audio::IBluetoothAudioPort;
+using aidl::android::hardware::bluetooth::audio::IBluetoothAudioProvider;
+using aidl::android::hardware::bluetooth::audio::IBluetoothAudioProviderFactory;
+using aidl::android::hardware::bluetooth::audio::LatencyMode;
+using aidl::android::hardware::bluetooth::audio::Lc3Capabilities;
+using aidl::android::hardware::bluetooth::audio::Lc3Configuration;
+using aidl::android::hardware::bluetooth::audio::LdacCapabilities;
+using aidl::android::hardware::bluetooth::audio::LdacConfiguration;
+using aidl::android::hardware::bluetooth::audio::LeAudioBroadcastConfiguration;
+using aidl::android::hardware::bluetooth::audio::
+    LeAudioCodecCapabilitiesSetting;
+using aidl::android::hardware::bluetooth::audio::LeAudioCodecConfiguration;
+using aidl::android::hardware::bluetooth::audio::LeAudioConfiguration;
+using aidl::android::hardware::bluetooth::audio::PcmConfiguration;
+using aidl::android::hardware::bluetooth::audio::PresentationPosition;
+using aidl::android::hardware::bluetooth::audio::SbcAllocMethod;
+using aidl::android::hardware::bluetooth::audio::SbcCapabilities;
+using aidl::android::hardware::bluetooth::audio::SbcChannelMode;
+using aidl::android::hardware::bluetooth::audio::SbcConfiguration;
+using aidl::android::hardware::bluetooth::audio::SessionType;
+using aidl::android::hardware::bluetooth::audio::UnicastCapability;
+using aidl::android::hardware::common::fmq::MQDescriptor;
+using aidl::android::hardware::common::fmq::SynchronizedReadWrite;
+using android::AidlMessageQueue;
+using android::ProcessState;
+using android::String16;
+using ndk::ScopedAStatus;
+using ndk::SpAIBinder;
+
+using MqDataType = int8_t;
+using MqDataMode = SynchronizedReadWrite;
+using DataMQ = AidlMessageQueue<MqDataType, MqDataMode>;
+using DataMQDesc = MQDescriptor<MqDataType, MqDataMode>;
+
+// Constants
+
+static constexpr int32_t a2dp_sample_rates[] = {0, 44100, 48000, 88200, 96000};
+static constexpr int8_t a2dp_bits_per_samples[] = {0, 16, 24, 32};
+static constexpr ChannelMode a2dp_channel_modes[] = {
+    ChannelMode::UNKNOWN, ChannelMode::MONO, ChannelMode::STEREO};
+static constexpr CodecType a2dp_codec_types[] = {
+    CodecType::UNKNOWN, CodecType::SBC,          CodecType::AAC,
+    CodecType::APTX,    CodecType::APTX_HD,      CodecType::LDAC,
+    CodecType::LC3,     CodecType::APTX_ADAPTIVE};
+static std::vector<LatencyMode> latency_modes = {LatencyMode::FREE};
+// Helpers
+
+template <typename T>
+struct identity {
+  typedef T type;
+};
+
+template <class T>
+bool contained_in_vector(const std::vector<T>& vector,
+                         const typename identity<T>::type& target) {
+  return std::find(vector.begin(), vector.end(), target) != vector.end();
+}
+
+void copy_codec_specific(CodecConfiguration::CodecSpecific& dst,
+                         const CodecConfiguration::CodecSpecific& src) {
+  switch (src.getTag()) {
+    case CodecConfiguration::CodecSpecific::sbcConfig:
+      dst.set<CodecConfiguration::CodecSpecific::sbcConfig>(
+          src.get<CodecConfiguration::CodecSpecific::sbcConfig>());
+      break;
+    case CodecConfiguration::CodecSpecific::aacConfig:
+      dst.set<CodecConfiguration::CodecSpecific::aacConfig>(
+          src.get<CodecConfiguration::CodecSpecific::aacConfig>());
+      break;
+    case CodecConfiguration::CodecSpecific::ldacConfig:
+      dst.set<CodecConfiguration::CodecSpecific::ldacConfig>(
+          src.get<CodecConfiguration::CodecSpecific::ldacConfig>());
+      break;
+    case CodecConfiguration::CodecSpecific::aptxConfig:
+      dst.set<CodecConfiguration::CodecSpecific::aptxConfig>(
+          src.get<CodecConfiguration::CodecSpecific::aptxConfig>());
+      break;
+    case CodecConfiguration::CodecSpecific::lc3Config:
+      dst.set<CodecConfiguration::CodecSpecific::lc3Config>(
+          src.get<CodecConfiguration::CodecSpecific::lc3Config>());
+      break;
+    case CodecConfiguration::CodecSpecific::aptxAdaptiveConfig:
+      dst.set<CodecConfiguration::CodecSpecific::aptxAdaptiveConfig>(
+          src.get<CodecConfiguration::CodecSpecific::aptxAdaptiveConfig>());
+      break;
+    default:
+      break;
+  }
+}
+
+class BluetoothAudioPort : public BnBluetoothAudioPort {
+ public:
+  BluetoothAudioPort() {}
+
+  ndk::ScopedAStatus startStream() { return ScopedAStatus::ok(); }
+
+  ndk::ScopedAStatus suspendStream() { return ScopedAStatus::ok(); }
+
+  ndk::ScopedAStatus stopStream() { return ScopedAStatus::ok(); }
+
+  ndk::ScopedAStatus getPresentationPosition(PresentationPosition*) {
+    return ScopedAStatus::ok();
+  }
+
+  ndk::ScopedAStatus updateSourceMetadata(const SourceMetadata&) {
+    return ScopedAStatus::ok();
+  }
+
+  ndk::ScopedAStatus updateSinkMetadata(const SinkMetadata&) {
+    return ScopedAStatus::ok();
+  }
+
+  ndk::ScopedAStatus setLatencyMode(const LatencyMode) {
+    return ScopedAStatus::ok();
+  }
+
+  ndk::ScopedAStatus setCodecType(const CodecType) {
+    return ScopedAStatus::ok();
+  }
+
+ protected:
+  virtual ~BluetoothAudioPort() = default;
+};
+
+class BluetoothAudioProviderFactoryAidl
+    : public testing::TestWithParam<std::string> {
+ public:
+  virtual void SetUp() override {
+    provider_factory_ = IBluetoothAudioProviderFactory::fromBinder(
+        SpAIBinder(AServiceManager_getService(GetParam().c_str())));
+    audio_provider_ = nullptr;
+    ASSERT_NE(provider_factory_, nullptr);
+  }
+
+  virtual void TearDown() override { provider_factory_ = nullptr; }
+
+  void GetProviderCapabilitiesHelper(const SessionType& session_type) {
+    temp_provider_capabilities_.clear();
+    auto aidl_retval = provider_factory_->getProviderCapabilities(
+        session_type, &temp_provider_capabilities_);
+    // AIDL calls should not be failed and callback has to be executed
+    ASSERT_TRUE(aidl_retval.isOk());
+    switch (session_type) {
+      case SessionType::UNKNOWN: {
+        ASSERT_TRUE(temp_provider_capabilities_.empty());
+      } break;
+      case SessionType::A2DP_SOFTWARE_ENCODING_DATAPATH:
+      case SessionType::HEARING_AID_SOFTWARE_ENCODING_DATAPATH:
+      case SessionType::LE_AUDIO_SOFTWARE_ENCODING_DATAPATH:
+      case SessionType::LE_AUDIO_SOFTWARE_DECODING_DATAPATH:
+      case SessionType::LE_AUDIO_BROADCAST_SOFTWARE_ENCODING_DATAPATH: {
+        // All software paths are mandatory and must have exact 1
+        // "PcmParameters"
+        ASSERT_EQ(temp_provider_capabilities_.size(), 1);
+        ASSERT_EQ(temp_provider_capabilities_[0].getTag(),
+                  AudioCapabilities::pcmCapabilities);
+      } break;
+      case SessionType::A2DP_HARDWARE_OFFLOAD_ENCODING_DATAPATH: {
+        std::unordered_set<CodecType> codec_types;
+        // empty capability means offload is unsupported
+        for (auto& audio_capability : temp_provider_capabilities_) {
+          ASSERT_EQ(audio_capability.getTag(),
+                    AudioCapabilities::a2dpCapabilities);
+          const auto& codec_capabilities =
+              audio_capability.get<AudioCapabilities::a2dpCapabilities>();
+          // Every codec can present once at most
+          ASSERT_EQ(codec_types.count(codec_capabilities.codecType), 0);
+          switch (codec_capabilities.codecType) {
+            case CodecType::SBC:
+              ASSERT_EQ(codec_capabilities.capabilities.getTag(),
+                        CodecCapabilities::Capabilities::sbcCapabilities);
+              break;
+            case CodecType::AAC:
+              ASSERT_EQ(codec_capabilities.capabilities.getTag(),
+                        CodecCapabilities::Capabilities::aacCapabilities);
+              break;
+            case CodecType::APTX:
+            case CodecType::APTX_HD:
+              ASSERT_EQ(codec_capabilities.capabilities.getTag(),
+                        CodecCapabilities::Capabilities::aptxCapabilities);
+              break;
+            case CodecType::LDAC:
+              ASSERT_EQ(codec_capabilities.capabilities.getTag(),
+                        CodecCapabilities::Capabilities::ldacCapabilities);
+              break;
+            case CodecType::LC3:
+              ASSERT_EQ(codec_capabilities.capabilities.getTag(),
+                        CodecCapabilities::Capabilities::lc3Capabilities);
+              break;
+            case CodecType::APTX_ADAPTIVE:
+            case CodecType::VENDOR:
+            case CodecType::UNKNOWN:
+              break;
+          }
+          codec_types.insert(codec_capabilities.codecType);
+        }
+      } break;
+      case SessionType::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH:
+      case SessionType::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH:
+      case SessionType::LE_AUDIO_BROADCAST_HARDWARE_OFFLOAD_ENCODING_DATAPATH: {
+        ASSERT_FALSE(temp_provider_capabilities_.empty());
+        for (auto audio_capability : temp_provider_capabilities_) {
+          ASSERT_EQ(audio_capability.getTag(),
+                    AudioCapabilities::leAudioCapabilities);
+        }
+      } break;
+    }
+  }
+
+  /***
+   * This helps to open the specified provider and check the openProvider()
+   * has corruct return values. BUT, to keep it simple, it does not consider
+   * the capability, and please do so at the SetUp of each session's test.
+   ***/
+  void OpenProviderHelper(const SessionType& session_type) {
+    auto aidl_retval =
+        provider_factory_->openProvider(session_type, &audio_provider_);
+    if (aidl_retval.isOk()) {
+      ASSERT_NE(session_type, SessionType::UNKNOWN);
+      ASSERT_NE(audio_provider_, nullptr);
+      audio_port_ = ndk::SharedRefBase::make<BluetoothAudioPort>();
+    } else {
+      // Hardware offloading is optional
+      ASSERT_TRUE(
+          session_type == SessionType::UNKNOWN ||
+          session_type ==
+              SessionType::A2DP_HARDWARE_OFFLOAD_ENCODING_DATAPATH ||
+          session_type ==
+              SessionType::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH ||
+          session_type ==
+              SessionType::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH ||
+          session_type ==
+              SessionType::
+                  LE_AUDIO_BROADCAST_HARDWARE_OFFLOAD_ENCODING_DATAPATH);
+      ASSERT_EQ(audio_provider_, nullptr);
+    }
+  }
+
+  bool IsPcmConfigSupported(const PcmConfiguration& pcm_config) {
+    if (temp_provider_capabilities_.size() != 1 ||
+        temp_provider_capabilities_[0].getTag() !=
+            AudioCapabilities::pcmCapabilities) {
+      return false;
+    }
+    auto pcm_capability = temp_provider_capabilities_[0]
+                              .get<AudioCapabilities::pcmCapabilities>();
+    return (contained_in_vector(pcm_capability.channelMode,
+                                pcm_config.channelMode) &&
+            contained_in_vector(pcm_capability.sampleRateHz,
+                                pcm_config.sampleRateHz) &&
+            contained_in_vector(pcm_capability.bitsPerSample,
+                                pcm_config.bitsPerSample));
+  }
+
+  std::shared_ptr<IBluetoothAudioProviderFactory> provider_factory_;
+  std::shared_ptr<IBluetoothAudioProvider> audio_provider_;
+  std::shared_ptr<IBluetoothAudioPort> audio_port_;
+  std::vector<AudioCapabilities> temp_provider_capabilities_;
+
+  static constexpr SessionType kSessionTypes[] = {
+      SessionType::UNKNOWN,
+      SessionType::A2DP_SOFTWARE_ENCODING_DATAPATH,
+      SessionType::A2DP_HARDWARE_OFFLOAD_ENCODING_DATAPATH,
+      SessionType::HEARING_AID_SOFTWARE_ENCODING_DATAPATH,
+      SessionType::LE_AUDIO_SOFTWARE_ENCODING_DATAPATH,
+      SessionType::LE_AUDIO_SOFTWARE_DECODING_DATAPATH,
+      SessionType::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH,
+      SessionType::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH,
+      SessionType::LE_AUDIO_BROADCAST_SOFTWARE_ENCODING_DATAPATH,
+      SessionType::LE_AUDIO_BROADCAST_HARDWARE_OFFLOAD_ENCODING_DATAPATH,
+  };
+};
+
+/**
+ * Test whether we can get the FactoryService from HIDL
+ */
+TEST_P(BluetoothAudioProviderFactoryAidl, GetProviderFactoryService) {}
+
+/**
+ * Test whether we can open a provider for each provider returned by
+ * getProviderCapabilities() with non-empty capabalities
+ */
+TEST_P(BluetoothAudioProviderFactoryAidl,
+       OpenProviderAndCheckCapabilitiesBySession) {
+  for (auto session_type : kSessionTypes) {
+    GetProviderCapabilitiesHelper(session_type);
+    OpenProviderHelper(session_type);
+    // We must be able to open a provider if its getProviderCapabilities()
+    // returns non-empty list.
+    EXPECT_TRUE(temp_provider_capabilities_.empty() ||
+                audio_provider_ != nullptr);
+  }
+}
+
+/**
+ * openProvider A2DP_SOFTWARE_ENCODING_DATAPATH
+ */
+class BluetoothAudioProviderA2dpSoftwareAidl
+    : public BluetoothAudioProviderFactoryAidl {
+ public:
+  virtual void SetUp() override {
+    BluetoothAudioProviderFactoryAidl::SetUp();
+    GetProviderCapabilitiesHelper(SessionType::A2DP_SOFTWARE_ENCODING_DATAPATH);
+    OpenProviderHelper(SessionType::A2DP_SOFTWARE_ENCODING_DATAPATH);
+    ASSERT_NE(audio_provider_, nullptr);
+  }
+
+  virtual void TearDown() override {
+    audio_port_ = nullptr;
+    audio_provider_ = nullptr;
+    BluetoothAudioProviderFactoryAidl::TearDown();
+  }
+};
+
+/**
+ * Test whether we can open a provider of type
+ */
+TEST_P(BluetoothAudioProviderA2dpSoftwareAidl, OpenA2dpSoftwareProvider) {}
+
+/**
+ * Test whether each provider of type
+ * SessionType::A2DP_SOFTWARE_ENCODING_DATAPATH can be started and stopped with
+ * different PCM config
+ */
+TEST_P(BluetoothAudioProviderA2dpSoftwareAidl,
+       StartAndEndA2dpSoftwareSessionWithPossiblePcmConfig) {
+  for (auto sample_rate : a2dp_sample_rates) {
+    for (auto bits_per_sample : a2dp_bits_per_samples) {
+      for (auto channel_mode : a2dp_channel_modes) {
+        PcmConfiguration pcm_config{
+            .sampleRateHz = sample_rate,
+            .bitsPerSample = bits_per_sample,
+            .channelMode = channel_mode,
+        };
+        bool is_codec_config_valid = IsPcmConfigSupported(pcm_config);
+        DataMQDesc mq_desc;
+        auto aidl_retval = audio_provider_->startSession(
+            audio_port_, AudioConfiguration(pcm_config), latency_modes,
+            &mq_desc);
+        DataMQ data_mq(mq_desc);
+
+        EXPECT_EQ(aidl_retval.isOk(), is_codec_config_valid);
+        if (is_codec_config_valid) {
+          EXPECT_TRUE(data_mq.isValid());
+        }
+        EXPECT_TRUE(audio_provider_->endSession().isOk());
+      }
+    }
+  }
+}
+
+/**
+ * openProvider A2DP_HARDWARE_OFFLOAD_DATAPATH
+ */
+class BluetoothAudioProviderA2dpHardwareAidl
+    : public BluetoothAudioProviderFactoryAidl {
+ public:
+  virtual void SetUp() override {
+    BluetoothAudioProviderFactoryAidl::SetUp();
+    GetProviderCapabilitiesHelper(
+        SessionType::A2DP_HARDWARE_OFFLOAD_ENCODING_DATAPATH);
+    OpenProviderHelper(SessionType::A2DP_HARDWARE_OFFLOAD_ENCODING_DATAPATH);
+    ASSERT_TRUE(temp_provider_capabilities_.empty() ||
+                audio_provider_ != nullptr);
+  }
+
+  virtual void TearDown() override {
+    audio_port_ = nullptr;
+    audio_provider_ = nullptr;
+    BluetoothAudioProviderFactoryAidl::TearDown();
+  }
+
+  bool IsOffloadSupported() { return (temp_provider_capabilities_.size() > 0); }
+
+  void GetA2dpOffloadCapabilityHelper(const CodecType& codec_type) {
+    temp_codec_capabilities_ = nullptr;
+    for (auto& codec_capability : temp_provider_capabilities_) {
+      auto& a2dp_capabilities =
+          codec_capability.get<AudioCapabilities::a2dpCapabilities>();
+      if (a2dp_capabilities.codecType != codec_type) {
+        continue;
+      }
+      temp_codec_capabilities_ = &a2dp_capabilities;
+    }
+  }
+
+  std::vector<CodecConfiguration::CodecSpecific>
+  GetSbcCodecSpecificSupportedList(bool supported) {
+    std::vector<CodecConfiguration::CodecSpecific> sbc_codec_specifics;
+    if (!supported) {
+      SbcConfiguration sbc_config{.sampleRateHz = 0, .bitsPerSample = 0};
+      sbc_codec_specifics.push_back(
+          CodecConfiguration::CodecSpecific(sbc_config));
+      return sbc_codec_specifics;
+    }
+    GetA2dpOffloadCapabilityHelper(CodecType::SBC);
+    if (temp_codec_capabilities_ == nullptr ||
+        temp_codec_capabilities_->codecType != CodecType::SBC) {
+      return sbc_codec_specifics;
+    }
+    // parse the capability
+    auto& sbc_capability =
+        temp_codec_capabilities_->capabilities
+            .get<CodecCapabilities::Capabilities::sbcCapabilities>();
+    if (sbc_capability.minBitpool > sbc_capability.maxBitpool) {
+      return sbc_codec_specifics;
+    }
+
+    // combine those parameters into one list of
+    // CodecConfiguration::CodecSpecific
+    for (int32_t sample_rate : sbc_capability.sampleRateHz) {
+      for (int8_t block_length : sbc_capability.blockLength) {
+        for (int8_t num_subbands : sbc_capability.numSubbands) {
+          for (int8_t bits_per_sample : sbc_capability.bitsPerSample) {
+            for (auto channel_mode : sbc_capability.channelMode) {
+              for (auto alloc_method : sbc_capability.allocMethod) {
+                SbcConfiguration sbc_data = {
+                    .sampleRateHz = sample_rate,
+                    .channelMode = channel_mode,
+                    .blockLength = block_length,
+                    .numSubbands = num_subbands,
+                    .allocMethod = alloc_method,
+                    .bitsPerSample = bits_per_sample,
+                    .minBitpool = sbc_capability.minBitpool,
+                    .maxBitpool = sbc_capability.maxBitpool};
+                sbc_codec_specifics.push_back(
+                    CodecConfiguration::CodecSpecific(sbc_data));
+              }
+            }
+          }
+        }
+      }
+    }
+    return sbc_codec_specifics;
+  }
+
+  std::vector<CodecConfiguration::CodecSpecific>
+  GetAacCodecSpecificSupportedList(bool supported) {
+    std::vector<CodecConfiguration::CodecSpecific> aac_codec_specifics;
+    if (!supported) {
+      AacConfiguration aac_config{.sampleRateHz = 0, .bitsPerSample = 0};
+      aac_codec_specifics.push_back(
+          CodecConfiguration::CodecSpecific(aac_config));
+      return aac_codec_specifics;
+    }
+    GetA2dpOffloadCapabilityHelper(CodecType::AAC);
+    if (temp_codec_capabilities_ == nullptr ||
+        temp_codec_capabilities_->codecType != CodecType::AAC) {
+      return aac_codec_specifics;
+    }
+    // parse the capability
+    auto& aac_capability =
+        temp_codec_capabilities_->capabilities
+            .get<CodecCapabilities::Capabilities::aacCapabilities>();
+
+    std::vector<bool> variable_bit_rate_enableds = {false};
+    if (aac_capability.variableBitRateSupported) {
+      variable_bit_rate_enableds.push_back(true);
+    }
+
+    // combine those parameters into one list of
+    // CodecConfiguration::CodecSpecific
+    for (auto object_type : aac_capability.objectType) {
+      for (int32_t sample_rate : aac_capability.sampleRateHz) {
+        for (auto channel_mode : aac_capability.channelMode) {
+          for (int8_t bits_per_sample : aac_capability.bitsPerSample) {
+            for (auto variable_bit_rate_enabled : variable_bit_rate_enableds) {
+              AacConfiguration aac_data{
+                  .objectType = object_type,
+                  .sampleRateHz = sample_rate,
+                  .channelMode = channel_mode,
+                  .variableBitRateEnabled = variable_bit_rate_enabled,
+                  .bitsPerSample = bits_per_sample};
+              aac_codec_specifics.push_back(
+                  CodecConfiguration::CodecSpecific(aac_data));
+            }
+          }
+        }
+      }
+    }
+    return aac_codec_specifics;
+  }
+
+  std::vector<CodecConfiguration::CodecSpecific>
+  GetLdacCodecSpecificSupportedList(bool supported) {
+    std::vector<CodecConfiguration::CodecSpecific> ldac_codec_specifics;
+    if (!supported) {
+      LdacConfiguration ldac_config{.sampleRateHz = 0, .bitsPerSample = 0};
+      ldac_codec_specifics.push_back(
+          CodecConfiguration::CodecSpecific(ldac_config));
+      return ldac_codec_specifics;
+    }
+    GetA2dpOffloadCapabilityHelper(CodecType::LDAC);
+    if (temp_codec_capabilities_ == nullptr ||
+        temp_codec_capabilities_->codecType != CodecType::LDAC) {
+      return ldac_codec_specifics;
+    }
+    // parse the capability
+    auto& ldac_capability =
+        temp_codec_capabilities_->capabilities
+            .get<CodecCapabilities::Capabilities::ldacCapabilities>();
+
+    // combine those parameters into one list of
+    // CodecConfiguration::CodecSpecific
+    for (int32_t sample_rate : ldac_capability.sampleRateHz) {
+      for (int8_t bits_per_sample : ldac_capability.bitsPerSample) {
+        for (auto channel_mode : ldac_capability.channelMode) {
+          for (auto quality_index : ldac_capability.qualityIndex) {
+            LdacConfiguration ldac_data{.sampleRateHz = sample_rate,
+                                        .channelMode = channel_mode,
+                                        .qualityIndex = quality_index,
+                                        .bitsPerSample = bits_per_sample};
+            ldac_codec_specifics.push_back(
+                CodecConfiguration::CodecSpecific(ldac_data));
+          }
+        }
+      }
+    }
+    return ldac_codec_specifics;
+  }
+
+  std::vector<CodecConfiguration::CodecSpecific>
+  GetAptxCodecSpecificSupportedList(bool is_hd, bool supported) {
+    std::vector<CodecConfiguration::CodecSpecific> aptx_codec_specifics;
+    if (!supported) {
+      AptxConfiguration aptx_config{.sampleRateHz = 0, .bitsPerSample = 0};
+      aptx_codec_specifics.push_back(
+          CodecConfiguration::CodecSpecific(aptx_config));
+      return aptx_codec_specifics;
+    }
+    GetA2dpOffloadCapabilityHelper(
+        (is_hd ? CodecType::APTX_HD : CodecType::APTX));
+    if (temp_codec_capabilities_ == nullptr) {
+      return aptx_codec_specifics;
+    }
+    if ((is_hd && temp_codec_capabilities_->codecType != CodecType::APTX_HD) ||
+        (!is_hd && temp_codec_capabilities_->codecType != CodecType::APTX)) {
+      return aptx_codec_specifics;
+    }
+
+    // parse the capability
+    auto& aptx_capability =
+        temp_codec_capabilities_->capabilities
+            .get<CodecCapabilities::Capabilities::aptxCapabilities>();
+
+    // combine those parameters into one list of
+    // CodecConfiguration::CodecSpecific
+    for (int8_t bits_per_sample : aptx_capability.bitsPerSample) {
+      for (int32_t sample_rate : aptx_capability.sampleRateHz) {
+        for (auto channel_mode : aptx_capability.channelMode) {
+          AptxConfiguration aptx_data{.sampleRateHz = sample_rate,
+                                      .channelMode = channel_mode,
+                                      .bitsPerSample = bits_per_sample};
+          aptx_codec_specifics.push_back(
+              CodecConfiguration::CodecSpecific(aptx_data));
+        }
+      }
+    }
+    return aptx_codec_specifics;
+  }
+
+  std::vector<CodecConfiguration::CodecSpecific>
+  GetLc3CodecSpecificSupportedList(bool supported) {
+    std::vector<CodecConfiguration::CodecSpecific> lc3_codec_specifics;
+    if (!supported) {
+      Lc3Configuration lc3_config{.samplingFrequencyHz = 0,
+                                  .frameDurationUs = 0};
+      lc3_codec_specifics.push_back(
+          CodecConfiguration::CodecSpecific(lc3_config));
+      return lc3_codec_specifics;
+    }
+    GetA2dpOffloadCapabilityHelper(CodecType::LC3);
+    if (temp_codec_capabilities_ == nullptr ||
+        temp_codec_capabilities_->codecType != CodecType::LC3) {
+      return lc3_codec_specifics;
+    }
+    // parse the capability
+    auto& lc3_capability =
+        temp_codec_capabilities_->capabilities
+            .get<CodecCapabilities::Capabilities::lc3Capabilities>();
+
+    // combine those parameters into one list of
+    // CodecConfiguration::CodecSpecific
+    for (int32_t samplingFrequencyHz : lc3_capability.samplingFrequencyHz) {
+      for (int32_t frameDurationUs : lc3_capability.frameDurationUs) {
+        for (auto channel_mode : lc3_capability.channelMode) {
+          Lc3Configuration lc3_data{.samplingFrequencyHz = samplingFrequencyHz,
+                                    .channelMode = channel_mode,
+                                    .frameDurationUs = frameDurationUs};
+          lc3_codec_specifics.push_back(
+              CodecConfiguration::CodecSpecific(lc3_data));
+        }
+      }
+    }
+    return lc3_codec_specifics;
+  }
+
+  // temp storage saves the specified codec capability by
+  // GetOffloadCodecCapabilityHelper()
+  CodecCapabilities* temp_codec_capabilities_;
+};
+
+/**
+ * Test whether we can open a provider of type
+ */
+TEST_P(BluetoothAudioProviderA2dpHardwareAidl, OpenA2dpHardwareProvider) {}
+
+/**
+ * Test whether each provider of type
+ * SessionType::A2DP_HARDWARE_ENCODING_DATAPATH can be started and stopped with
+ * SBC hardware encoding config
+ */
+TEST_P(BluetoothAudioProviderA2dpHardwareAidl,
+       StartAndEndA2dpSbcHardwareSession) {
+  if (!IsOffloadSupported()) {
+    return;
+  }
+
+  CodecConfiguration codec_config = {
+      .codecType = CodecType::SBC,
+      .encodedAudioBitrate = 328000,
+      .peerMtu = 1005,
+      .isScmstEnabled = false,
+  };
+  auto sbc_codec_specifics = GetSbcCodecSpecificSupportedList(true);
+
+  for (auto& codec_specific : sbc_codec_specifics) {
+    copy_codec_specific(codec_config.config, codec_specific);
+    DataMQDesc mq_desc;
+    auto aidl_retval = audio_provider_->startSession(
+        audio_port_, AudioConfiguration(codec_config), latency_modes, &mq_desc);
+
+    ASSERT_TRUE(aidl_retval.isOk());
+    EXPECT_TRUE(audio_provider_->endSession().isOk());
+  }
+}
+
+/**
+ * Test whether each provider of type
+ * SessionType::A2DP_HARDWARE_ENCODING_DATAPATH can be started and stopped with
+ * AAC hardware encoding config
+ */
+TEST_P(BluetoothAudioProviderA2dpHardwareAidl,
+       StartAndEndA2dpAacHardwareSession) {
+  if (!IsOffloadSupported()) {
+    return;
+  }
+
+  CodecConfiguration codec_config = {
+      .codecType = CodecType::AAC,
+      .encodedAudioBitrate = 320000,
+      .peerMtu = 1005,
+      .isScmstEnabled = false,
+  };
+  auto aac_codec_specifics = GetAacCodecSpecificSupportedList(true);
+
+  for (auto& codec_specific : aac_codec_specifics) {
+    copy_codec_specific(codec_config.config, codec_specific);
+    DataMQDesc mq_desc;
+    auto aidl_retval = audio_provider_->startSession(
+        audio_port_, AudioConfiguration(codec_config), latency_modes, &mq_desc);
+
+    ASSERT_TRUE(aidl_retval.isOk());
+    EXPECT_TRUE(audio_provider_->endSession().isOk());
+  }
+}
+
+/**
+ * Test whether each provider of type
+ * SessionType::A2DP_HARDWARE_ENCODING_DATAPATH can be started and stopped with
+ * LDAC hardware encoding config
+ */
+TEST_P(BluetoothAudioProviderA2dpHardwareAidl,
+       StartAndEndA2dpLdacHardwareSession) {
+  if (!IsOffloadSupported()) {
+    return;
+  }
+
+  CodecConfiguration codec_config = {
+      .codecType = CodecType::LDAC,
+      .encodedAudioBitrate = 990000,
+      .peerMtu = 1005,
+      .isScmstEnabled = false,
+  };
+  auto ldac_codec_specifics = GetLdacCodecSpecificSupportedList(true);
+
+  for (auto& codec_specific : ldac_codec_specifics) {
+    copy_codec_specific(codec_config.config, codec_specific);
+    DataMQDesc mq_desc;
+    auto aidl_retval = audio_provider_->startSession(
+        audio_port_, AudioConfiguration(codec_config), latency_modes, &mq_desc);
+
+    ASSERT_TRUE(aidl_retval.isOk());
+    EXPECT_TRUE(audio_provider_->endSession().isOk());
+  }
+}
+
+/**
+ * Test whether each provider of type
+ * SessionType::A2DP_HARDWARE_ENCODING_DATAPATH can be started and stopped with
+ * LDAC hardware encoding config
+ */
+TEST_P(BluetoothAudioProviderA2dpHardwareAidl,
+       StartAndEndA2dpLc3HardwareSession) {
+  if (!IsOffloadSupported()) {
+    return;
+  }
+
+  CodecConfiguration codec_config = {
+      .codecType = CodecType::LC3,
+      .encodedAudioBitrate = 990000,
+      .peerMtu = 1005,
+      .isScmstEnabled = false,
+  };
+  auto lc3_codec_specifics = GetLc3CodecSpecificSupportedList(true);
+
+  for (auto& codec_specific : lc3_codec_specifics) {
+    copy_codec_specific(codec_config.config, codec_specific);
+    DataMQDesc mq_desc;
+    auto aidl_retval = audio_provider_->startSession(
+        audio_port_, AudioConfiguration(codec_config), latency_modes, &mq_desc);
+
+    ASSERT_TRUE(aidl_retval.isOk());
+    EXPECT_TRUE(audio_provider_->endSession().isOk());
+  }
+}
+
+/**
+ * Test whether each provider of type
+ * SessionType::A2DP_HARDWARE_ENCODING_DATAPATH can be started and stopped with
+ * AptX hardware encoding config
+ */
+TEST_P(BluetoothAudioProviderA2dpHardwareAidl,
+       StartAndEndA2dpAptxHardwareSession) {
+  if (!IsOffloadSupported()) {
+    return;
+  }
+
+  for (auto codec_type : {CodecType::APTX, CodecType::APTX_HD}) {
+    CodecConfiguration codec_config = {
+        .codecType = codec_type,
+        .encodedAudioBitrate =
+            (codec_type == CodecType::APTX ? 352000 : 576000),
+        .peerMtu = 1005,
+        .isScmstEnabled = false,
+    };
+
+    auto aptx_codec_specifics = GetAptxCodecSpecificSupportedList(
+        (codec_type == CodecType::APTX_HD ? true : false), true);
+
+    for (auto& codec_specific : aptx_codec_specifics) {
+      copy_codec_specific(codec_config.config, codec_specific);
+      DataMQDesc mq_desc;
+      auto aidl_retval = audio_provider_->startSession(
+          audio_port_, AudioConfiguration(codec_config), latency_modes,
+          &mq_desc);
+
+      ASSERT_TRUE(aidl_retval.isOk());
+      EXPECT_TRUE(audio_provider_->endSession().isOk());
+    }
+  }
+}
+
+/**
+ * Test whether each provider of type
+ * SessionType::A2DP_HARDWARE_ENCODING_DATAPATH can be started and stopped with
+ * an invalid codec config
+ */
+TEST_P(BluetoothAudioProviderA2dpHardwareAidl,
+       StartAndEndA2dpHardwareSessionInvalidCodecConfig) {
+  if (!IsOffloadSupported()) {
+    return;
+  }
+  ASSERT_NE(audio_provider_, nullptr);
+
+  std::vector<CodecConfiguration::CodecSpecific> codec_specifics;
+  for (auto codec_type : a2dp_codec_types) {
+    switch (codec_type) {
+      case CodecType::SBC:
+        codec_specifics = GetSbcCodecSpecificSupportedList(false);
+        break;
+      case CodecType::AAC:
+        codec_specifics = GetAacCodecSpecificSupportedList(false);
+        break;
+      case CodecType::LDAC:
+        codec_specifics = GetLdacCodecSpecificSupportedList(false);
+        break;
+      case CodecType::APTX:
+        codec_specifics = GetAptxCodecSpecificSupportedList(false, false);
+        break;
+      case CodecType::APTX_HD:
+        codec_specifics = GetAptxCodecSpecificSupportedList(true, false);
+        break;
+      case CodecType::LC3:
+        codec_specifics = GetLc3CodecSpecificSupportedList(false);
+        continue;
+      case CodecType::APTX_ADAPTIVE:
+      case CodecType::VENDOR:
+      case CodecType::UNKNOWN:
+        codec_specifics.clear();
+        break;
+    }
+    if (codec_specifics.empty()) {
+      continue;
+    }
+
+    CodecConfiguration codec_config = {
+        .codecType = codec_type,
+        .encodedAudioBitrate = 328000,
+        .peerMtu = 1005,
+        .isScmstEnabled = false,
+    };
+    for (auto codec_specific : codec_specifics) {
+      copy_codec_specific(codec_config.config, codec_specific);
+      DataMQDesc mq_desc;
+      auto aidl_retval = audio_provider_->startSession(
+          audio_port_, AudioConfiguration(codec_config), latency_modes,
+          &mq_desc);
+
+      // AIDL call should fail on invalid codec
+      ASSERT_FALSE(aidl_retval.isOk());
+      EXPECT_TRUE(audio_provider_->endSession().isOk());
+    }
+  }
+}
+
+/**
+ * openProvider HEARING_AID_SOFTWARE_ENCODING_DATAPATH
+ */
+class BluetoothAudioProviderHearingAidSoftwareAidl
+    : public BluetoothAudioProviderFactoryAidl {
+ public:
+  virtual void SetUp() override {
+    BluetoothAudioProviderFactoryAidl::SetUp();
+    GetProviderCapabilitiesHelper(
+        SessionType::HEARING_AID_SOFTWARE_ENCODING_DATAPATH);
+    OpenProviderHelper(SessionType::HEARING_AID_SOFTWARE_ENCODING_DATAPATH);
+    ASSERT_NE(audio_provider_, nullptr);
+  }
+
+  virtual void TearDown() override {
+    audio_port_ = nullptr;
+    audio_provider_ = nullptr;
+    BluetoothAudioProviderFactoryAidl::TearDown();
+  }
+
+  static constexpr int32_t hearing_aid_sample_rates_[] = {0, 16000, 24000};
+  static constexpr int8_t hearing_aid_bits_per_samples_[] = {0, 16, 24};
+  static constexpr ChannelMode hearing_aid_channel_modes_[] = {
+      ChannelMode::UNKNOWN, ChannelMode::MONO, ChannelMode::STEREO};
+};
+
+/**
+ * Test whether we can open a provider of type
+ */
+TEST_P(BluetoothAudioProviderHearingAidSoftwareAidl,
+       OpenHearingAidSoftwareProvider) {}
+
+/**
+ * Test whether each provider of type
+ * SessionType::HEARING_AID_SOFTWARE_ENCODING_DATAPATH can be started and
+ * stopped with different PCM config
+ */
+TEST_P(BluetoothAudioProviderHearingAidSoftwareAidl,
+       StartAndEndHearingAidSessionWithPossiblePcmConfig) {
+  for (int32_t sample_rate : hearing_aid_sample_rates_) {
+    for (int8_t bits_per_sample : hearing_aid_bits_per_samples_) {
+      for (auto channel_mode : hearing_aid_channel_modes_) {
+        PcmConfiguration pcm_config{
+            .sampleRateHz = sample_rate,
+            .bitsPerSample = bits_per_sample,
+            .channelMode = channel_mode,
+        };
+        bool is_codec_config_valid = IsPcmConfigSupported(pcm_config);
+        DataMQDesc mq_desc;
+        auto aidl_retval = audio_provider_->startSession(
+            audio_port_, AudioConfiguration(pcm_config), latency_modes,
+            &mq_desc);
+        DataMQ data_mq(mq_desc);
+
+        EXPECT_EQ(aidl_retval.isOk(), is_codec_config_valid);
+        if (is_codec_config_valid) {
+          EXPECT_TRUE(data_mq.isValid());
+        }
+        EXPECT_TRUE(audio_provider_->endSession().isOk());
+      }
+    }
+  }
+}
+
+/**
+ * openProvider LE_AUDIO_SOFTWARE_ENCODING_DATAPATH
+ */
+class BluetoothAudioProviderLeAudioOutputSoftwareAidl
+    : public BluetoothAudioProviderFactoryAidl {
+ public:
+  virtual void SetUp() override {
+    BluetoothAudioProviderFactoryAidl::SetUp();
+    GetProviderCapabilitiesHelper(
+        SessionType::LE_AUDIO_SOFTWARE_ENCODING_DATAPATH);
+    OpenProviderHelper(SessionType::LE_AUDIO_SOFTWARE_ENCODING_DATAPATH);
+    ASSERT_NE(audio_provider_, nullptr);
+  }
+
+  virtual void TearDown() override {
+    audio_port_ = nullptr;
+    audio_provider_ = nullptr;
+    BluetoothAudioProviderFactoryAidl::TearDown();
+  }
+
+  static constexpr int32_t le_audio_output_sample_rates_[] = {
+      0, 8000, 16000, 24000, 32000, 44100, 48000,
+  };
+  static constexpr int8_t le_audio_output_bits_per_samples_[] = {0, 16, 24};
+  static constexpr ChannelMode le_audio_output_channel_modes_[] = {
+      ChannelMode::UNKNOWN, ChannelMode::MONO, ChannelMode::STEREO};
+  static constexpr int32_t le_audio_output_data_interval_us_[] = {
+      0 /* Invalid */, 10000 /* Valid 10ms */};
+};
+
+/**
+ * Test whether each provider of type
+ * SessionType::LE_AUDIO_SOFTWARE_ENCODING_DATAPATH can be started and
+ * stopped
+ */
+TEST_P(BluetoothAudioProviderLeAudioOutputSoftwareAidl,
+       OpenLeAudioOutputSoftwareProvider) {}
+
+/**
+ * Test whether each provider of type
+ * SessionType::LE_AUDIO_SOFTWARE_ENCODING_DATAPATH can be started and
+ * stopped with different PCM config
+ */
+TEST_P(BluetoothAudioProviderLeAudioOutputSoftwareAidl,
+       StartAndEndLeAudioOutputSessionWithPossiblePcmConfig) {
+  for (auto sample_rate : le_audio_output_sample_rates_) {
+    for (auto bits_per_sample : le_audio_output_bits_per_samples_) {
+      for (auto channel_mode : le_audio_output_channel_modes_) {
+        for (auto data_interval_us : le_audio_output_data_interval_us_) {
+          PcmConfiguration pcm_config{
+              .sampleRateHz = sample_rate,
+              .bitsPerSample = bits_per_sample,
+              .channelMode = channel_mode,
+              .dataIntervalUs = data_interval_us,
+          };
+          bool is_codec_config_valid =
+              IsPcmConfigSupported(pcm_config) && pcm_config.dataIntervalUs > 0;
+          DataMQDesc mq_desc;
+          auto aidl_retval = audio_provider_->startSession(
+              audio_port_, AudioConfiguration(pcm_config), latency_modes,
+              &mq_desc);
+          DataMQ data_mq(mq_desc);
+
+          EXPECT_EQ(aidl_retval.isOk(), is_codec_config_valid);
+          if (is_codec_config_valid) {
+            EXPECT_TRUE(data_mq.isValid());
+          }
+          EXPECT_TRUE(audio_provider_->endSession().isOk());
+        }
+      }
+    }
+  }
+}
+
+/**
+ * openProvider LE_AUDIO_SOFTWARE_DECODING_DATAPATH
+ */
+class BluetoothAudioProviderLeAudioInputSoftwareAidl
+    : public BluetoothAudioProviderFactoryAidl {
+ public:
+  virtual void SetUp() override {
+    BluetoothAudioProviderFactoryAidl::SetUp();
+    GetProviderCapabilitiesHelper(
+        SessionType::LE_AUDIO_SOFTWARE_DECODING_DATAPATH);
+    OpenProviderHelper(SessionType::LE_AUDIO_SOFTWARE_DECODING_DATAPATH);
+    ASSERT_NE(audio_provider_, nullptr);
+  }
+
+  virtual void TearDown() override {
+    audio_port_ = nullptr;
+    audio_provider_ = nullptr;
+    BluetoothAudioProviderFactoryAidl::TearDown();
+  }
+
+  static constexpr int32_t le_audio_input_sample_rates_[] = {
+      0, 8000, 16000, 24000, 32000, 44100, 48000};
+  static constexpr int8_t le_audio_input_bits_per_samples_[] = {0, 16, 24};
+  static constexpr ChannelMode le_audio_input_channel_modes_[] = {
+      ChannelMode::UNKNOWN, ChannelMode::MONO, ChannelMode::STEREO};
+  static constexpr int32_t le_audio_input_data_interval_us_[] = {
+      0 /* Invalid */, 10000 /* Valid 10ms */};
+};
+
+/**
+ * Test whether each provider of type
+ * SessionType::LE_AUDIO_SOFTWARE_DECODING_DATAPATH can be started and
+ * stopped
+ */
+TEST_P(BluetoothAudioProviderLeAudioInputSoftwareAidl,
+       OpenLeAudioInputSoftwareProvider) {}
+
+/**
+ * Test whether each provider of type
+ * SessionType::LE_AUDIO_SOFTWARE_DECODING_DATAPATH can be started and
+ * stopped with different PCM config
+ */
+TEST_P(BluetoothAudioProviderLeAudioInputSoftwareAidl,
+       StartAndEndLeAudioInputSessionWithPossiblePcmConfig) {
+  for (auto sample_rate : le_audio_input_sample_rates_) {
+    for (auto bits_per_sample : le_audio_input_bits_per_samples_) {
+      for (auto channel_mode : le_audio_input_channel_modes_) {
+        for (auto data_interval_us : le_audio_input_data_interval_us_) {
+          PcmConfiguration pcm_config{
+              .sampleRateHz = sample_rate,
+              .bitsPerSample = bits_per_sample,
+              .channelMode = channel_mode,
+              .dataIntervalUs = data_interval_us,
+          };
+          bool is_codec_config_valid =
+              IsPcmConfigSupported(pcm_config) && pcm_config.dataIntervalUs > 0;
+          DataMQDesc mq_desc;
+          auto aidl_retval = audio_provider_->startSession(
+              audio_port_, AudioConfiguration(pcm_config), latency_modes,
+              &mq_desc);
+          DataMQ data_mq(mq_desc);
+
+          EXPECT_EQ(aidl_retval.isOk(), is_codec_config_valid);
+          if (is_codec_config_valid) {
+            EXPECT_TRUE(data_mq.isValid());
+          }
+          EXPECT_TRUE(audio_provider_->endSession().isOk());
+        }
+      }
+    }
+  }
+}
+
+/**
+ * openProvider LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH
+ */
+class BluetoothAudioProviderLeAudioOutputHardwareAidl
+    : public BluetoothAudioProviderFactoryAidl {
+ public:
+  virtual void SetUp() override {
+    BluetoothAudioProviderFactoryAidl::SetUp();
+    GetProviderCapabilitiesHelper(
+        SessionType::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH);
+    OpenProviderHelper(
+        SessionType::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH);
+    ASSERT_TRUE(temp_provider_capabilities_.empty() ||
+                audio_provider_ != nullptr);
+  }
+
+  virtual void TearDown() override {
+    audio_port_ = nullptr;
+    audio_provider_ = nullptr;
+    BluetoothAudioProviderFactoryAidl::TearDown();
+  }
+
+  bool IsOffloadOutputSupported() {
+    for (auto& capability : temp_provider_capabilities_) {
+      if (capability.getTag() != AudioCapabilities::leAudioCapabilities) {
+        continue;
+      }
+      auto& le_audio_capability =
+          capability.get<AudioCapabilities::leAudioCapabilities>();
+      if (le_audio_capability.unicastEncodeCapability.codecType !=
+          CodecType::UNKNOWN)
+        return true;
+    }
+    return false;
+  }
+
+  std::vector<Lc3Configuration> GetUnicastLc3SupportedList(bool decoding,
+                                                           bool supported) {
+    std::vector<Lc3Configuration> le_audio_codec_configs;
+    if (!supported) {
+      Lc3Configuration lc3_config{.samplingFrequencyHz = 0, .pcmBitDepth = 0};
+      le_audio_codec_configs.push_back(lc3_config);
+      return le_audio_codec_configs;
+    }
+
+    // There might be more than one LeAudioCodecCapabilitiesSetting
+    std::vector<Lc3Capabilities> lc3_capabilities;
+    for (auto& capability : temp_provider_capabilities_) {
+      if (capability.getTag() != AudioCapabilities::leAudioCapabilities) {
+        continue;
+      }
+      auto& le_audio_capability =
+          capability.get<AudioCapabilities::leAudioCapabilities>();
+      auto& unicast_capability =
+          decoding ? le_audio_capability.unicastDecodeCapability
+                   : le_audio_capability.unicastEncodeCapability;
+      if (unicast_capability.codecType != CodecType::LC3) {
+        continue;
+      }
+      auto& lc3_capability = unicast_capability.leAudioCodecCapabilities.get<
+          UnicastCapability::LeAudioCodecCapabilities::lc3Capabilities>();
+      lc3_capabilities.push_back(lc3_capability);
+    }
+
+    // Combine those parameters into one list of LeAudioCodecConfiguration
+    // This seems horrible, but usually each Lc3Capability only contains a
+    // single Lc3Configuration, which means every array has a length of 1.
+    for (auto& lc3_capability : lc3_capabilities) {
+      for (int32_t samplingFrequencyHz : lc3_capability.samplingFrequencyHz) {
+        for (int32_t frameDurationUs : lc3_capability.frameDurationUs) {
+          for (int32_t octetsPerFrame : lc3_capability.octetsPerFrame) {
+            Lc3Configuration lc3_config = {
+                .samplingFrequencyHz = samplingFrequencyHz,
+                .frameDurationUs = frameDurationUs,
+                .octetsPerFrame = octetsPerFrame,
+            };
+            le_audio_codec_configs.push_back(lc3_config);
+          }
+        }
+      }
+    }
+
+    return le_audio_codec_configs;
+  }
+
+  LeAudioCodecCapabilitiesSetting temp_le_audio_capabilities_;
+};
+
+/**
+ * Test whether each provider of type
+ * SessionType::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH can be started and
+ * stopped
+ */
+TEST_P(BluetoothAudioProviderLeAudioOutputHardwareAidl,
+       OpenLeAudioOutputHardwareProvider) {}
+
+/**
+ * Test whether each provider of type
+ * SessionType::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH can be started and
+ * stopped with Unicast hardware encoding config
+ */
+TEST_P(BluetoothAudioProviderLeAudioOutputHardwareAidl,
+       StartAndEndLeAudioOutputSessionWithPossibleUnicastConfig) {
+  if (!IsOffloadOutputSupported()) {
+    return;
+  }
+
+  auto lc3_codec_configs =
+      GetUnicastLc3SupportedList(false /* decoding */, true /* supported */);
+  LeAudioConfiguration le_audio_config = {
+      .codecType = CodecType::LC3,
+      .peerDelayUs = 0,
+  };
+
+  for (auto& lc3_config : lc3_codec_configs) {
+    le_audio_config.leAudioCodecConfig
+        .set<LeAudioCodecConfiguration::lc3Config>(lc3_config);
+    DataMQDesc mq_desc;
+    auto aidl_retval = audio_provider_->startSession(
+        audio_port_, AudioConfiguration(le_audio_config), latency_modes,
+        &mq_desc);
+
+    ASSERT_TRUE(aidl_retval.isOk());
+    EXPECT_TRUE(audio_provider_->endSession().isOk());
+  }
+}
+
+/**
+ * Test whether each provider of type
+ * SessionType::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH can be started and
+ * stopped with Unicast hardware encoding config
+ *
+ * Disabled since offload codec checking is not ready
+ */
+TEST_P(BluetoothAudioProviderLeAudioOutputHardwareAidl,
+       DISABLED_StartAndEndLeAudioOutputSessionWithInvalidAudioConfiguration) {
+  if (!IsOffloadOutputSupported()) {
+    return;
+  }
+
+  auto lc3_codec_configs =
+      GetUnicastLc3SupportedList(false /* decoding */, false /* supported */);
+  LeAudioConfiguration le_audio_config = {
+      .codecType = CodecType::LC3,
+      .peerDelayUs = 0,
+  };
+
+  for (auto& lc3_config : lc3_codec_configs) {
+    le_audio_config.leAudioCodecConfig
+        .set<LeAudioCodecConfiguration::lc3Config>(lc3_config);
+    DataMQDesc mq_desc;
+    auto aidl_retval = audio_provider_->startSession(
+        audio_port_, AudioConfiguration(le_audio_config), latency_modes,
+        &mq_desc);
+
+    // AIDL call should fail on invalid codec
+    ASSERT_FALSE(aidl_retval.isOk());
+    EXPECT_TRUE(audio_provider_->endSession().isOk());
+  }
+}
+
+/**
+ * openProvider LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH
+ */
+class BluetoothAudioProviderLeAudioInputHardwareAidl
+    : public BluetoothAudioProviderLeAudioOutputHardwareAidl {
+ public:
+  virtual void SetUp() override {
+    BluetoothAudioProviderFactoryAidl::SetUp();
+    GetProviderCapabilitiesHelper(
+        SessionType::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH);
+    OpenProviderHelper(
+        SessionType::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH);
+    ASSERT_TRUE(temp_provider_capabilities_.empty() ||
+                audio_provider_ != nullptr);
+  }
+
+  bool IsOffloadInputSupported() {
+    for (auto& capability : temp_provider_capabilities_) {
+      if (capability.getTag() != AudioCapabilities::leAudioCapabilities) {
+        continue;
+      }
+      auto& le_audio_capability =
+          capability.get<AudioCapabilities::leAudioCapabilities>();
+      if (le_audio_capability.unicastDecodeCapability.codecType !=
+          CodecType::UNKNOWN)
+        return true;
+    }
+    return false;
+  }
+
+  virtual void TearDown() override {
+    audio_port_ = nullptr;
+    audio_provider_ = nullptr;
+    BluetoothAudioProviderFactoryAidl::TearDown();
+  }
+};
+
+/**
+ * Test whether each provider of type
+ * SessionType::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH can be started and
+ * stopped
+ */
+TEST_P(BluetoothAudioProviderLeAudioInputHardwareAidl,
+       OpenLeAudioInputHardwareProvider) {}
+
+/**
+ * Test whether each provider of type
+ * SessionType::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH can be started and
+ * stopped with Unicast hardware encoding config
+ */
+TEST_P(BluetoothAudioProviderLeAudioInputHardwareAidl,
+       StartAndEndLeAudioInputSessionWithPossibleUnicastConfig) {
+  if (!IsOffloadInputSupported()) {
+    return;
+  }
+
+  auto lc3_codec_configs =
+      GetUnicastLc3SupportedList(true /* decoding */, true /* supported */);
+  LeAudioConfiguration le_audio_config = {
+      .codecType = CodecType::LC3,
+      .peerDelayUs = 0,
+  };
+
+  for (auto& lc3_config : lc3_codec_configs) {
+    le_audio_config.leAudioCodecConfig
+        .set<LeAudioCodecConfiguration::lc3Config>(lc3_config);
+    DataMQDesc mq_desc;
+    auto aidl_retval = audio_provider_->startSession(
+        audio_port_, AudioConfiguration(le_audio_config), latency_modes,
+        &mq_desc);
+
+    ASSERT_TRUE(aidl_retval.isOk());
+    EXPECT_TRUE(audio_provider_->endSession().isOk());
+  }
+}
+
+/**
+ * Test whether each provider of type
+ * SessionType::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH can be started and
+ * stopped with Unicast hardware encoding config
+ *
+ * Disabled since offload codec checking is not ready
+ */
+TEST_P(BluetoothAudioProviderLeAudioInputHardwareAidl,
+       DISABLED_StartAndEndLeAudioInputSessionWithInvalidAudioConfiguration) {
+  if (!IsOffloadInputSupported()) {
+    return;
+  }
+
+  auto lc3_codec_configs =
+      GetUnicastLc3SupportedList(true /* decoding */, false /* supported */);
+  LeAudioConfiguration le_audio_config = {
+      .codecType = CodecType::LC3,
+      .peerDelayUs = 0,
+  };
+
+  for (auto& lc3_config : lc3_codec_configs) {
+    le_audio_config.leAudioCodecConfig
+        .set<LeAudioCodecConfiguration::lc3Config>(lc3_config);
+
+    DataMQDesc mq_desc;
+    auto aidl_retval = audio_provider_->startSession(
+        audio_port_, AudioConfiguration(le_audio_config), latency_modes,
+        &mq_desc);
+
+    // AIDL call should fail on invalid codec
+    ASSERT_FALSE(aidl_retval.isOk());
+    EXPECT_TRUE(audio_provider_->endSession().isOk());
+  }
+}
+
+/**
+ * openProvider LE_AUDIO_BROADCAST_SOFTWARE_ENCODING_DATAPATH
+ */
+class BluetoothAudioProviderLeAudioBroadcastSoftwareAidl
+    : public BluetoothAudioProviderFactoryAidl {
+ public:
+  virtual void SetUp() override {
+    BluetoothAudioProviderFactoryAidl::SetUp();
+    GetProviderCapabilitiesHelper(
+        SessionType::LE_AUDIO_BROADCAST_SOFTWARE_ENCODING_DATAPATH);
+    OpenProviderHelper(
+        SessionType::LE_AUDIO_BROADCAST_SOFTWARE_ENCODING_DATAPATH);
+    ASSERT_NE(audio_provider_, nullptr);
+  }
+
+  virtual void TearDown() override {
+    audio_port_ = nullptr;
+    audio_provider_ = nullptr;
+    BluetoothAudioProviderFactoryAidl::TearDown();
+  }
+
+  static constexpr int32_t le_audio_output_sample_rates_[] = {
+      0, 8000, 16000, 24000, 32000, 44100, 48000,
+  };
+  static constexpr int8_t le_audio_output_bits_per_samples_[] = {0, 16, 24};
+  static constexpr ChannelMode le_audio_output_channel_modes_[] = {
+      ChannelMode::UNKNOWN, ChannelMode::MONO, ChannelMode::STEREO};
+  static constexpr int32_t le_audio_output_data_interval_us_[] = {
+      0 /* Invalid */, 10000 /* Valid 10ms */};
+};
+
+/**
+ * Test whether each provider of type
+ * SessionType::LE_AUDIO_BROADCAST_SOFTWARE_ENCODING_DATAPATH can be started and
+ * stopped
+ */
+TEST_P(BluetoothAudioProviderLeAudioBroadcastSoftwareAidl,
+       OpenLeAudioOutputSoftwareProvider) {}
+
+/**
+ * Test whether each provider of type
+ * SessionType::LE_AUDIO_BROADCAST_SOFTWARE_ENCODING_DATAPATH can be started and
+ * stopped with different PCM config
+ */
+TEST_P(BluetoothAudioProviderLeAudioBroadcastSoftwareAidl,
+       StartAndEndLeAudioOutputSessionWithPossiblePcmConfig) {
+  for (auto sample_rate : le_audio_output_sample_rates_) {
+    for (auto bits_per_sample : le_audio_output_bits_per_samples_) {
+      for (auto channel_mode : le_audio_output_channel_modes_) {
+        for (auto data_interval_us : le_audio_output_data_interval_us_) {
+          PcmConfiguration pcm_config{
+              .sampleRateHz = sample_rate,
+              .bitsPerSample = bits_per_sample,
+              .channelMode = channel_mode,
+              .dataIntervalUs = data_interval_us,
+          };
+          bool is_codec_config_valid =
+              IsPcmConfigSupported(pcm_config) && pcm_config.dataIntervalUs > 0;
+          DataMQDesc mq_desc;
+          auto aidl_retval = audio_provider_->startSession(
+              audio_port_, AudioConfiguration(pcm_config), latency_modes,
+              &mq_desc);
+          DataMQ data_mq(mq_desc);
+
+          EXPECT_EQ(aidl_retval.isOk(), is_codec_config_valid);
+          if (is_codec_config_valid) {
+            EXPECT_TRUE(data_mq.isValid());
+          }
+          EXPECT_TRUE(audio_provider_->endSession().isOk());
+        }
+      }
+    }
+  }
+}
+
+/**
+ * openProvider LE_AUDIO_BROADCAST_HARDWARE_OFFLOAD_ENCODING_DATAPATH
+ */
+class BluetoothAudioProviderLeAudioBroadcastHardwareAidl
+    : public BluetoothAudioProviderFactoryAidl {
+ public:
+  virtual void SetUp() override {
+    BluetoothAudioProviderFactoryAidl::SetUp();
+    GetProviderCapabilitiesHelper(
+        SessionType::LE_AUDIO_BROADCAST_HARDWARE_OFFLOAD_ENCODING_DATAPATH);
+    OpenProviderHelper(
+        SessionType::LE_AUDIO_BROADCAST_HARDWARE_OFFLOAD_ENCODING_DATAPATH);
+    ASSERT_TRUE(temp_provider_capabilities_.empty() ||
+                audio_provider_ != nullptr);
+  }
+
+  virtual void TearDown() override {
+    audio_port_ = nullptr;
+    audio_provider_ = nullptr;
+    BluetoothAudioProviderFactoryAidl::TearDown();
+  }
+
+  bool IsBroadcastOffloadSupported() {
+    for (auto& capability : temp_provider_capabilities_) {
+      if (capability.getTag() != AudioCapabilities::leAudioCapabilities) {
+        continue;
+      }
+      auto& le_audio_capability =
+          capability.get<AudioCapabilities::leAudioCapabilities>();
+      if (le_audio_capability.broadcastCapability.codecType !=
+          CodecType::UNKNOWN)
+        return true;
+    }
+    return false;
+  }
+
+  std::vector<Lc3Configuration> GetBroadcastLc3SupportedList(bool supported) {
+    std::vector<Lc3Configuration> le_audio_codec_configs;
+    if (!supported) {
+      Lc3Configuration lc3_config{.samplingFrequencyHz = 0, .pcmBitDepth = 0};
+      le_audio_codec_configs.push_back(lc3_config);
+      return le_audio_codec_configs;
+    }
+
+    // There might be more than one LeAudioCodecCapabilitiesSetting
+    std::vector<Lc3Capabilities> lc3_capabilities;
+    for (auto& capability : temp_provider_capabilities_) {
+      if (capability.getTag() != AudioCapabilities::leAudioCapabilities) {
+        continue;
+      }
+      auto& le_audio_capability =
+          capability.get<AudioCapabilities::leAudioCapabilities>();
+      auto& broadcast_capability = le_audio_capability.broadcastCapability;
+      if (broadcast_capability.codecType != CodecType::LC3) {
+        continue;
+      }
+      auto& lc3_capability = broadcast_capability.leAudioCodecCapabilities.get<
+          BroadcastCapability::LeAudioCodecCapabilities::lc3Capabilities>();
+      for (int idx = 0; idx < lc3_capability->size(); idx++)
+        lc3_capabilities.push_back(*lc3_capability->at(idx));
+    }
+
+    // Combine those parameters into one list of LeAudioCodecConfiguration
+    // This seems horrible, but usually each Lc3Capability only contains a
+    // single Lc3Configuration, which means every array has a length of 1.
+    for (auto& lc3_capability : lc3_capabilities) {
+      for (int32_t samplingFrequencyHz : lc3_capability.samplingFrequencyHz) {
+        for (int32_t frameDurationUs : lc3_capability.frameDurationUs) {
+          for (int32_t octetsPerFrame : lc3_capability.octetsPerFrame) {
+            Lc3Configuration lc3_config = {
+                .samplingFrequencyHz = samplingFrequencyHz,
+                .frameDurationUs = frameDurationUs,
+                .octetsPerFrame = octetsPerFrame,
+            };
+            le_audio_codec_configs.push_back(lc3_config);
+          }
+        }
+      }
+    }
+
+    return le_audio_codec_configs;
+  }
+
+  LeAudioCodecCapabilitiesSetting temp_le_audio_capabilities_;
+};
+
+/**
+ * Test whether each provider of type
+ * SessionType::LE_AUDIO_BROADCAST_HARDWARE_OFFLOAD_ENCODING_DATAPATH can be
+ * started and stopped
+ */
+TEST_P(BluetoothAudioProviderLeAudioBroadcastHardwareAidl,
+       OpenLeAudioOutputHardwareProvider) {}
+
+/**
+ * Test whether each provider of type
+ * SessionType::LE_AUDIO_BROADCAST_HARDWARE_OFFLOAD_ENCODING_DATAPATH can be
+ * started and stopped with broadcast hardware encoding config
+ */
+TEST_P(BluetoothAudioProviderLeAudioBroadcastHardwareAidl,
+       StartAndEndLeAudioBroadcastSessionWithPossibleBroadcastConfig) {
+  if (!IsBroadcastOffloadSupported()) {
+    return;
+  }
+
+  auto lc3_codec_configs = GetBroadcastLc3SupportedList(true /* supported */);
+  LeAudioBroadcastConfiguration le_audio_broadcast_config = {
+      .codecType = CodecType::LC3,
+      .streamMap = {},
+  };
+
+  for (auto& lc3_config : lc3_codec_configs) {
+    le_audio_broadcast_config.streamMap[0]
+        .leAudioCodecConfig.set<LeAudioCodecConfiguration::lc3Config>(
+            lc3_config);
+    DataMQDesc mq_desc;
+    auto aidl_retval = audio_provider_->startSession(
+        audio_port_, AudioConfiguration(le_audio_broadcast_config),
+        latency_modes, &mq_desc);
+
+    ASSERT_TRUE(aidl_retval.isOk());
+    EXPECT_TRUE(audio_provider_->endSession().isOk());
+  }
+}
+
+/**
+ * Test whether each provider of type
+ * SessionType::LE_AUDIO_BROADCAST_HARDWARE_OFFLOAD_ENCODING_DATAPATH can be
+ * started and stopped with Broadcast hardware encoding config
+ *
+ * Disabled since offload codec checking is not ready
+ */
+TEST_P(
+    BluetoothAudioProviderLeAudioBroadcastHardwareAidl,
+    DISABLED_StartAndEndLeAudioBroadcastSessionWithInvalidAudioConfiguration) {
+  if (!IsBroadcastOffloadSupported()) {
+    return;
+  }
+
+  auto lc3_codec_configs = GetBroadcastLc3SupportedList(false /* supported */);
+  LeAudioBroadcastConfiguration le_audio_broadcast_config = {
+      .codecType = CodecType::LC3,
+      .streamMap = {},
+  };
+
+  for (auto& lc3_config : lc3_codec_configs) {
+    le_audio_broadcast_config.streamMap[0]
+        .leAudioCodecConfig.set<LeAudioCodecConfiguration::lc3Config>(
+            lc3_config);
+    DataMQDesc mq_desc;
+    auto aidl_retval = audio_provider_->startSession(
+        audio_port_, AudioConfiguration(le_audio_broadcast_config),
+        latency_modes, &mq_desc);
+
+    // AIDL call should fail on invalid codec
+    ASSERT_FALSE(aidl_retval.isOk());
+    EXPECT_TRUE(audio_provider_->endSession().isOk());
+  }
+}
+
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(
+    BluetoothAudioProviderFactoryAidl);
+INSTANTIATE_TEST_SUITE_P(PerInstance, BluetoothAudioProviderFactoryAidl,
+                         testing::ValuesIn(android::getAidlHalInstanceNames(
+                             IBluetoothAudioProviderFactory::descriptor)),
+                         android::PrintInstanceNameToString);
+
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(
+    BluetoothAudioProviderA2dpSoftwareAidl);
+INSTANTIATE_TEST_SUITE_P(PerInstance, BluetoothAudioProviderA2dpSoftwareAidl,
+                         testing::ValuesIn(android::getAidlHalInstanceNames(
+                             IBluetoothAudioProviderFactory::descriptor)),
+                         android::PrintInstanceNameToString);
+
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(
+    BluetoothAudioProviderA2dpHardwareAidl);
+INSTANTIATE_TEST_SUITE_P(PerInstance, BluetoothAudioProviderA2dpHardwareAidl,
+                         testing::ValuesIn(android::getAidlHalInstanceNames(
+                             IBluetoothAudioProviderFactory::descriptor)),
+                         android::PrintInstanceNameToString);
+
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(
+    BluetoothAudioProviderHearingAidSoftwareAidl);
+INSTANTIATE_TEST_SUITE_P(PerInstance,
+                         BluetoothAudioProviderHearingAidSoftwareAidl,
+                         testing::ValuesIn(android::getAidlHalInstanceNames(
+                             IBluetoothAudioProviderFactory::descriptor)),
+                         android::PrintInstanceNameToString);
+
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(
+    BluetoothAudioProviderLeAudioOutputSoftwareAidl);
+INSTANTIATE_TEST_SUITE_P(PerInstance,
+                         BluetoothAudioProviderLeAudioOutputSoftwareAidl,
+                         testing::ValuesIn(android::getAidlHalInstanceNames(
+                             IBluetoothAudioProviderFactory::descriptor)),
+                         android::PrintInstanceNameToString);
+
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(
+    BluetoothAudioProviderLeAudioInputSoftwareAidl);
+INSTANTIATE_TEST_SUITE_P(PerInstance,
+                         BluetoothAudioProviderLeAudioInputSoftwareAidl,
+                         testing::ValuesIn(android::getAidlHalInstanceNames(
+                             IBluetoothAudioProviderFactory::descriptor)),
+                         android::PrintInstanceNameToString);
+
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(
+    BluetoothAudioProviderLeAudioOutputHardwareAidl);
+INSTANTIATE_TEST_SUITE_P(PerInstance,
+                         BluetoothAudioProviderLeAudioOutputHardwareAidl,
+                         testing::ValuesIn(android::getAidlHalInstanceNames(
+                             IBluetoothAudioProviderFactory::descriptor)),
+                         android::PrintInstanceNameToString);
+
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(
+    BluetoothAudioProviderLeAudioInputHardwareAidl);
+INSTANTIATE_TEST_SUITE_P(PerInstance,
+                         BluetoothAudioProviderLeAudioInputHardwareAidl,
+                         testing::ValuesIn(android::getAidlHalInstanceNames(
+                             IBluetoothAudioProviderFactory::descriptor)),
+                         android::PrintInstanceNameToString);
+
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(
+    BluetoothAudioProviderLeAudioBroadcastSoftwareAidl);
+INSTANTIATE_TEST_SUITE_P(PerInstance,
+                         BluetoothAudioProviderLeAudioBroadcastSoftwareAidl,
+                         testing::ValuesIn(android::getAidlHalInstanceNames(
+                             IBluetoothAudioProviderFactory::descriptor)),
+                         android::PrintInstanceNameToString);
+
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(
+    BluetoothAudioProviderLeAudioBroadcastHardwareAidl);
+INSTANTIATE_TEST_SUITE_P(PerInstance,
+                         BluetoothAudioProviderLeAudioBroadcastHardwareAidl,
+                         testing::ValuesIn(android::getAidlHalInstanceNames(
+                             IBluetoothAudioProviderFactory::descriptor)),
+                         android::PrintInstanceNameToString);
+
+int main(int argc, char** argv) {
+  ::testing::InitGoogleTest(&argc, argv);
+  ABinderProcess_setThreadPoolMaxThreadCount(1);
+  ABinderProcess_startThreadPool();
+  return RUN_ALL_TESTS();
+}
diff --git a/bluetooth/audio/utils/Android.bp b/bluetooth/audio/utils/Android.bp
index 974357e..42f9455 100644
--- a/bluetooth/audio/utils/Android.bp
+++ b/bluetooth/audio/utils/Android.bp
@@ -14,10 +14,8 @@
     srcs: [
         "session/BluetoothAudioSession.cpp",
         "session/BluetoothAudioSession_2_1.cpp",
-        "session/BluetoothAudioSession_2_2.cpp",
         "session/BluetoothAudioSupportedCodecsDB.cpp",
         "session/BluetoothAudioSupportedCodecsDB_2_1.cpp",
-        "session/BluetoothAudioSupportedCodecsDB_2_2.cpp",
     ],
     export_include_dirs: ["session/"],
     header_libs: ["libhardware_headers"],
@@ -25,7 +23,6 @@
         "android.hardware.audio.common@5.0",
         "android.hardware.bluetooth.audio@2.0",
         "android.hardware.bluetooth.audio@2.1",
-        "android.hardware.bluetooth.audio@2.2",
         "libbase",
         "libcutils",
         "libfmq",
@@ -49,7 +46,6 @@
     shared_libs: [
         "android.hardware.bluetooth.audio@2.0",
         "android.hardware.bluetooth.audio@2.1",
-        "android.hardware.bluetooth.audio@2.2",
         "libbase",
         "libcutils",
         "libbinder_ndk",
diff --git a/bluetooth/audio/utils/aidl_session/BluetoothAudioCodecs.cpp b/bluetooth/audio/utils/aidl_session/BluetoothAudioCodecs.cpp
index a6fd798..8fd1ab5 100644
--- a/bluetooth/audio/utils/aidl_session/BluetoothAudioCodecs.cpp
+++ b/bluetooth/audio/utils/aidl_session/BluetoothAudioCodecs.cpp
@@ -307,7 +307,9 @@
   if (session_type !=
           SessionType::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH &&
       session_type !=
-          SessionType::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH) {
+          SessionType::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH &&
+      session_type !=
+          SessionType::LE_AUDIO_BROADCAST_HARDWARE_OFFLOAD_ENCODING_DATAPATH) {
     return false;
   }
   return true;
@@ -451,7 +453,9 @@
   if (session_type !=
           SessionType::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH &&
       session_type !=
-          SessionType::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH) {
+          SessionType::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH &&
+      session_type !=
+          SessionType::LE_AUDIO_BROADCAST_HARDWARE_OFFLOAD_ENCODING_DATAPATH) {
     return std::vector<LeAudioCodecCapabilitiesSetting>(0);
   }
 
diff --git a/bluetooth/audio/utils/aidl_session/HidlToAidlMiddleware.cpp b/bluetooth/audio/utils/aidl_session/HidlToAidlMiddleware.cpp
index 1ef9365..a4664f1 100644
--- a/bluetooth/audio/utils/aidl_session/HidlToAidlMiddleware.cpp
+++ b/bluetooth/audio/utils/aidl_session/HidlToAidlMiddleware.cpp
@@ -28,7 +28,6 @@
 #include "../aidl_session/BluetoothAudioSessionControl.h"
 #include "HidlToAidlMiddleware_2_0.h"
 #include "HidlToAidlMiddleware_2_1.h"
-#include "HidlToAidlMiddleware_2_2.h"
 
 namespace aidl {
 namespace android {
@@ -82,15 +81,10 @@
 using Lc3FrameDuration_2_1 =
     ::android::hardware::bluetooth::audio::V2_1::Lc3FrameDuration;
 
-using LeAudioConfig_2_2 =
-    ::android::hardware::bluetooth::audio::V2_2::LeAudioConfiguration;
-using LeAudioMode_2_2 =
-    ::android::hardware::bluetooth::audio::V2_2::LeAudioMode;
-
 std::mutex legacy_callback_lock;
 std::unordered_map<
     SessionType,
-    std::unordered_map<uint16_t, std::shared_ptr<PortStatusCallbacks_2_2>>>
+    std::unordered_map<uint16_t, std::shared_ptr<PortStatusCallbacks_2_0>>>
     legacy_callback_table;
 
 const static std::unordered_map<SessionType_2_1, SessionType>
@@ -461,50 +455,6 @@
   return hidl_lc3_codec_config;
 }
 
-inline LeAudioConfig_2_2 to_hidl_leaudio_config_2_2(
-    const LeAudioConfiguration& unicast_config) {
-  LeAudioConfig_2_2 hidl_leaudio_config;
-  hidl_leaudio_config.mode = LeAudioMode_2_2::UNICAST;
-  ::android::hardware::bluetooth::audio::V2_2::UnicastConfig
-      hidl_unicast_config;
-  hidl_unicast_config.peerDelay =
-      static_cast<uint32_t>(unicast_config.peerDelayUs / 1000);
-
-  auto& lc3_config = unicast_config.leAudioCodecConfig
-                         .get<LeAudioCodecConfiguration::lc3Config>();
-  hidl_unicast_config.lc3Config = to_hidl_lc3_config_2_1(lc3_config);
-
-  hidl_unicast_config.streamMap.resize(unicast_config.streamMap.size());
-  for (int i = 0; i < unicast_config.streamMap.size(); i++) {
-    hidl_unicast_config.streamMap[i].audioChannelAllocation =
-        static_cast<uint32_t>(
-            unicast_config.streamMap[i].audioChannelAllocation);
-    hidl_unicast_config.streamMap[i].streamHandle =
-        static_cast<uint16_t>(unicast_config.streamMap[i].streamHandle);
-  }
-  return hidl_leaudio_config;
-}
-
-inline LeAudioConfig_2_2 to_hidl_leaudio_broadcast_config_2_2(
-    const LeAudioBroadcastConfiguration& broadcast_config) {
-  LeAudioConfig_2_2 hidl_leaudio_config;
-  hidl_leaudio_config.mode = LeAudioMode_2_2::BROADCAST;
-  ::android::hardware::bluetooth::audio::V2_2::BroadcastConfig
-      hidl_bcast_config;
-  hidl_bcast_config.streamMap.resize(broadcast_config.streamMap.size());
-  for (int i = 0; i < broadcast_config.streamMap.size(); i++) {
-    hidl_bcast_config.streamMap[i].audioChannelAllocation =
-        static_cast<uint32_t>(
-            broadcast_config.streamMap[i].audioChannelAllocation);
-    hidl_bcast_config.streamMap[i].streamHandle =
-        static_cast<uint16_t>(broadcast_config.streamMap[i].streamHandle);
-    hidl_bcast_config.streamMap[i].lc3Config = to_hidl_lc3_config_2_1(
-        broadcast_config.streamMap[i]
-            .leAudioCodecConfig.get<LeAudioCodecConfiguration::lc3Config>());
-  }
-  return hidl_leaudio_config;
-}
-
 inline AudioConfig_2_1 to_hidl_audio_config_2_1(
     const AudioConfiguration& audio_config) {
   AudioConfig_2_1 hidl_audio_config;
@@ -529,30 +479,6 @@
   return hidl_audio_config;
 }
 
-inline AudioConfig_2_2 to_hidl_audio_config_2_2(
-    const AudioConfiguration& audio_config) {
-  AudioConfig_2_2 hidl_audio_config;
-  switch (audio_config.getTag()) {
-    case AudioConfiguration::pcmConfig:
-      hidl_audio_config.pcmConfig(to_hidl_pcm_config_2_1(
-          audio_config.get<AudioConfiguration::pcmConfig>()));
-      break;
-    case AudioConfiguration::a2dpConfig:
-      hidl_audio_config.codecConfig(to_hidl_codec_config_2_0(
-          audio_config.get<AudioConfiguration::a2dpConfig>()));
-      break;
-    case AudioConfiguration::leAudioConfig:
-      hidl_audio_config.leAudioConfig(to_hidl_leaudio_config_2_2(
-          audio_config.get<AudioConfiguration::leAudioConfig>()));
-      break;
-    case AudioConfiguration::leAudioBroadcastConfig:
-      hidl_audio_config.leAudioConfig(to_hidl_leaudio_broadcast_config_2_2(
-          audio_config.get<AudioConfiguration::leAudioBroadcastConfig>()));
-      break;
-  }
-  return hidl_audio_config;
-}
-
 /***
  *
  * 2.0
@@ -568,18 +494,58 @@
 uint16_t HidlToAidlMiddleware_2_0::RegisterControlResultCback(
     const SessionType_2_0& session_type,
     const PortStatusCallbacks_2_0& cbacks) {
-  PortStatusCallbacks_2_2 callback_2_2{
-      .control_result_cb_ = cbacks.control_result_cb_,
-      .session_changed_cb_ = cbacks.session_changed_cb_,
+  LOG(INFO) << __func__ << ": " << toString(session_type);
+  auto aidl_session_type = from_session_type_2_0(session_type);
+  // Pass the exact reference to the lambda
+  auto& session_legacy_callback_table =
+      legacy_callback_table[aidl_session_type];
+  PortStatusCallbacks aidl_callbacks{};
+  if (cbacks.control_result_cb_) {
+    aidl_callbacks.control_result_cb_ =
+        [&session_legacy_callback_table](uint16_t cookie, bool start_resp,
+                                         const BluetoothAudioStatus& status) {
+          if (session_legacy_callback_table.find(cookie) ==
+              session_legacy_callback_table.end()) {
+            LOG(ERROR) << __func__ << ": Unknown callback invoked!";
+            return;
+          }
+          auto& cback = session_legacy_callback_table[cookie];
+          cback->control_result_cb_(cookie, start_resp, to_hidl_status(status));
+        };
+  }
+  if (cbacks.session_changed_cb_) {
+    aidl_callbacks.session_changed_cb_ =
+        [&session_legacy_callback_table](uint16_t cookie) {
+          if (session_legacy_callback_table.find(cookie) ==
+              session_legacy_callback_table.end()) {
+            LOG(ERROR) << __func__ << ": Unknown callback invoked!";
+            return;
+          }
+          auto& cback = session_legacy_callback_table[cookie];
+          cback->session_changed_cb_(cookie);
+        };
   };
-  return HidlToAidlMiddleware_2_2::RegisterControlResultCback(
-      static_cast<SessionType_2_1>(session_type), callback_2_2);
+  auto cookie = BluetoothAudioSessionControl::RegisterControlResultCback(
+      aidl_session_type, aidl_callbacks);
+  {
+    std::lock_guard<std::mutex> guard(legacy_callback_lock);
+    session_legacy_callback_table[cookie] =
+        std::make_shared<PortStatusCallbacks_2_0>(cbacks);
+  }
+  return cookie;
 }
 
 void HidlToAidlMiddleware_2_0::UnregisterControlResultCback(
     const SessionType_2_0& session_type, uint16_t cookie) {
-  HidlToAidlMiddleware_2_2::UnregisterControlResultCback(
-      static_cast<SessionType_2_1>(session_type), cookie);
+  LOG(INFO) << __func__ << ": " << toString(session_type);
+  auto aidl_session_type = from_session_type_2_0(session_type);
+  BluetoothAudioSessionControl::UnregisterControlResultCback(aidl_session_type,
+                                                             cookie);
+  auto& session_callback_table = legacy_callback_table[aidl_session_type];
+  if (session_callback_table.find(cookie) != session_callback_table.end()) {
+    std::lock_guard<std::mutex> guard(legacy_callback_lock);
+    session_callback_table.erase(cookie);
+  }
 }
 
 const AudioConfig_2_0 HidlToAidlMiddleware_2_0::GetAudioConfig(
@@ -659,124 +625,6 @@
       from_session_type_2_1(session_type)));
 }
 
-/***
- *
- * 2.2
- *
- ***/
-
-bool HidlToAidlMiddleware_2_2::IsSessionReady(
-    const SessionType_2_1& session_type) {
-  return BluetoothAudioSessionControl::IsSessionReady(
-      from_session_type_2_1(session_type));
-}
-
-uint16_t HidlToAidlMiddleware_2_2::RegisterControlResultCback(
-    const SessionType_2_1& session_type,
-    const PortStatusCallbacks_2_2& cbacks) {
-  LOG(INFO) << __func__ << ": " << toString(session_type);
-  auto aidl_session_type = from_session_type_2_1(session_type);
-  // Pass the exact reference to the lambda
-  auto& session_legacy_callback_table =
-      legacy_callback_table[aidl_session_type];
-  PortStatusCallbacks aidl_callbacks{};
-  if (cbacks.control_result_cb_) {
-    aidl_callbacks.control_result_cb_ =
-        [&session_legacy_callback_table](uint16_t cookie, bool start_resp,
-                                         const BluetoothAudioStatus& status) {
-          if (session_legacy_callback_table.find(cookie) ==
-              session_legacy_callback_table.end()) {
-            LOG(ERROR) << __func__ << ": Unknown callback invoked!";
-            return;
-          }
-          auto& cback = session_legacy_callback_table[cookie];
-          cback->control_result_cb_(cookie, start_resp, to_hidl_status(status));
-        };
-  }
-  if (cbacks.session_changed_cb_) {
-    aidl_callbacks.session_changed_cb_ =
-        [&session_legacy_callback_table](uint16_t cookie) {
-          if (session_legacy_callback_table.find(cookie) ==
-              session_legacy_callback_table.end()) {
-            LOG(ERROR) << __func__ << ": Unknown callback invoked!";
-            return;
-          }
-          auto& cback = session_legacy_callback_table[cookie];
-          cback->session_changed_cb_(cookie);
-        };
-  };
-  if (cbacks.audio_configuration_changed_cb_) {
-    aidl_callbacks.audio_configuration_changed_cb_ =
-        [&session_legacy_callback_table](uint16_t cookie) {
-          if (session_legacy_callback_table.find(cookie) ==
-              session_legacy_callback_table.end()) {
-            LOG(ERROR) << __func__ << ": Unknown callback invoked!";
-            return;
-          }
-          auto& cback = session_legacy_callback_table[cookie];
-          cback->audio_configuration_changed_cb_(cookie);
-        };
-  };
-  auto cookie = BluetoothAudioSessionControl::RegisterControlResultCback(
-      aidl_session_type, aidl_callbacks);
-  {
-    std::lock_guard<std::mutex> guard(legacy_callback_lock);
-    session_legacy_callback_table[cookie] =
-        std::make_shared<PortStatusCallbacks_2_2>(cbacks);
-  }
-  return cookie;
-}
-
-void HidlToAidlMiddleware_2_2::UnregisterControlResultCback(
-    const SessionType_2_1& session_type, uint16_t cookie) {
-  LOG(INFO) << __func__ << ": " << toString(session_type);
-  auto aidl_session_type = from_session_type_2_1(session_type);
-  BluetoothAudioSessionControl::UnregisterControlResultCback(aidl_session_type,
-                                                             cookie);
-  auto& session_callback_table = legacy_callback_table[aidl_session_type];
-  if (session_callback_table.find(cookie) != session_callback_table.end()) {
-    std::lock_guard<std::mutex> guard(legacy_callback_lock);
-    session_callback_table.erase(cookie);
-  }
-}
-
-const AudioConfig_2_2 HidlToAidlMiddleware_2_2::GetAudioConfig(
-    const SessionType_2_1& session_type) {
-  return to_hidl_audio_config_2_2(BluetoothAudioSessionControl::GetAudioConfig(
-      from_session_type_2_1(session_type)));
-}
-
-bool HidlToAidlMiddleware_2_2::StartStream(
-    const SessionType_2_1& session_type) {
-  return BluetoothAudioSessionControl::StartStream(
-      from_session_type_2_1(session_type));
-}
-
-bool HidlToAidlMiddleware_2_2::SuspendStream(
-    const SessionType_2_1& session_type) {
-  return BluetoothAudioSessionControl::SuspendStream(
-      from_session_type_2_1(session_type));
-}
-
-void HidlToAidlMiddleware_2_2::StopStream(const SessionType_2_1& session_type) {
-  return BluetoothAudioSessionControl::StopStream(
-      from_session_type_2_1(session_type));
-}
-
-void HidlToAidlMiddleware_2_2::UpdateTracksMetadata(
-    const SessionType_2_1& session_type,
-    const struct source_metadata* source_metadata) {
-  return BluetoothAudioSessionControl::UpdateSourceMetadata(
-      from_session_type_2_1(session_type), *source_metadata);
-}
-
-void HidlToAidlMiddleware_2_2::UpdateSinkMetadata(
-    const SessionType_2_1& session_type,
-    const struct sink_metadata* sink_metadata) {
-  return BluetoothAudioSessionControl::UpdateSinkMetadata(
-      from_session_type_2_1(session_type), *sink_metadata);
-}
-
 }  // namespace audio
 }  // namespace bluetooth
 }  // namespace hardware
diff --git a/bluetooth/audio/utils/aidl_session/HidlToAidlMiddleware_2_2.h b/bluetooth/audio/utils/aidl_session/HidlToAidlMiddleware_2_2.h
deleted file mode 100644
index f6c3e5c..0000000
--- a/bluetooth/audio/utils/aidl_session/HidlToAidlMiddleware_2_2.h
+++ /dev/null
@@ -1,69 +0,0 @@
-/*
- * Copyright (C) 2022 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <android/hardware/bluetooth/audio/2.2/types.h>
-
-#include "../session/BluetoothAudioSession.h"
-#include "../session/BluetoothAudioSession_2_2.h"
-
-namespace aidl {
-namespace android {
-namespace hardware {
-namespace bluetooth {
-namespace audio {
-
-using SessionType_2_1 =
-    ::android::hardware::bluetooth::audio::V2_1::SessionType;
-using PortStatusCallbacks_2_0 =
-    ::android::bluetooth::audio::PortStatusCallbacks;
-using PortStatusCallbacks_2_2 =
-    ::android::bluetooth::audio::PortStatusCallbacks_2_2;
-using AudioConfig_2_2 =
-    ::android::hardware::bluetooth::audio::V2_2::AudioConfiguration;
-
-class HidlToAidlMiddleware_2_2 {
- public:
-  static bool IsSessionReady(const SessionType_2_1& session_type);
-
-  static uint16_t RegisterControlResultCback(
-      const SessionType_2_1& session_type,
-      const PortStatusCallbacks_2_2& cbacks);
-
-  static void UnregisterControlResultCback(const SessionType_2_1& session_type,
-                                           uint16_t cookie);
-
-  static const AudioConfig_2_2 GetAudioConfig(
-      const SessionType_2_1& session_type);
-
-  static bool StartStream(const SessionType_2_1& session_type);
-
-  static bool SuspendStream(const SessionType_2_1& session_type);
-
-  static void StopStream(const SessionType_2_1& session_type);
-
-  static void UpdateTracksMetadata(
-      const SessionType_2_1& session_type,
-      const struct source_metadata* source_metadata);
-
-  static void UpdateSinkMetadata(const SessionType_2_1& session_type,
-                                 const struct sink_metadata* sink_metadata);
-};
-
-}  // namespace audio
-}  // namespace bluetooth
-}  // namespace hardware
-}  // namespace android
-}  // namespace aidl
diff --git a/bluetooth/audio/utils/session/BluetoothAudioSessionControl_2_2.h b/bluetooth/audio/utils/session/BluetoothAudioSessionControl_2_2.h
deleted file mode 100644
index c270ef0..0000000
--- a/bluetooth/audio/utils/session/BluetoothAudioSessionControl_2_2.h
+++ /dev/null
@@ -1,193 +0,0 @@
-/*
- * Copyright 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#pragma once
-
-#include "BluetoothAudioSession_2_2.h"
-
-namespace android {
-namespace bluetooth {
-namespace audio {
-
-class BluetoothAudioSessionControl_2_2 {
-  using SessionType_2_1 =
-      ::android::hardware::bluetooth::audio::V2_1::SessionType;
-  using AudioConfiguration_2_2 =
-      ::android::hardware::bluetooth::audio::V2_2::AudioConfiguration;
-
- public:
-  // The control API helps to check if session is ready or not
-  // @return: true if the Bluetooth stack has started th specified session
-  static bool IsSessionReady(const SessionType_2_1& session_type) {
-    std::shared_ptr<BluetoothAudioSession_2_2> session_ptr =
-        BluetoothAudioSessionInstance_2_2::GetSessionInstance(session_type);
-    if (session_ptr != nullptr) {
-      return session_ptr->IsSessionReady();
-    }
-    return false;
-  }
-
-  // The control API helps the bluetooth_audio module to register
-  // PortStatusCallbacks
-  // @return: cookie - the assigned number to this bluetooth_audio output
-  static uint16_t RegisterControlResultCback(
-      const SessionType_2_1& session_type, const PortStatusCallbacks& cbacks) {
-    std::shared_ptr<BluetoothAudioSession_2_2> session_ptr =
-        BluetoothAudioSessionInstance_2_2::GetSessionInstance(session_type);
-    if (session_ptr != nullptr) {
-      PortStatusCallbacks_2_2 cb = {
-          .control_result_cb_ = cbacks.control_result_cb_,
-          .session_changed_cb_ = cbacks.session_changed_cb_,
-          .audio_configuration_changed_cb_ = nullptr};
-      return session_ptr->RegisterStatusCback(cb);
-    }
-    return kObserversCookieUndefined;
-  }
-
-  // The control API helps the bluetooth_audio module to register
-  // PortStatusCallbacks_2_2
-  // @return: cookie - the assigned number to this bluetooth_audio output
-  static uint16_t RegisterControlResultCback(
-      const SessionType_2_1& session_type,
-      const PortStatusCallbacks_2_2& cbacks) {
-    std::shared_ptr<BluetoothAudioSession_2_2> session_ptr =
-        BluetoothAudioSessionInstance_2_2::GetSessionInstance(session_type);
-    if (session_ptr != nullptr) {
-      return session_ptr->RegisterStatusCback(cbacks);
-    }
-    return kObserversCookieUndefined;
-  }
-
-  // The control API helps the bluetooth_audio module to unregister
-  // PortStatusCallbacks and PortStatusCallbacks_2_2
-  // @param: cookie - indicates which bluetooth_audio output is
-  static void UnregisterControlResultCback(const SessionType_2_1& session_type,
-                                           uint16_t cookie) {
-    std::shared_ptr<BluetoothAudioSession_2_2> session_ptr =
-        BluetoothAudioSessionInstance_2_2::GetSessionInstance(session_type);
-    if (session_ptr != nullptr) {
-      session_ptr->UnregisterStatusCback(cookie);
-    }
-  }
-
-  // The control API for the bluetooth_audio module to get current
-  // AudioConfiguration
-  static const AudioConfiguration_2_2 GetAudioConfig(
-      const SessionType_2_1& session_type) {
-    std::shared_ptr<BluetoothAudioSession_2_2> session_ptr =
-        BluetoothAudioSessionInstance_2_2::GetSessionInstance(session_type);
-    if (session_ptr != nullptr) {
-      return session_ptr->GetAudioConfig();
-    } else if (session_type ==
-               SessionType_2_1::A2DP_HARDWARE_OFFLOAD_DATAPATH) {
-      return BluetoothAudioSession_2_2::kInvalidOffloadAudioConfiguration;
-    } else if (
-        session_type ==
-            SessionType_2_1::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH ||
-        session_type ==
-            SessionType_2_1::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH) {
-      return BluetoothAudioSession_2_2::kInvalidLeOffloadAudioConfiguration;
-    } else {
-      return BluetoothAudioSession_2_2::kInvalidSoftwareAudioConfiguration;
-    }
-  }
-
-  // Those control APIs for the bluetooth_audio module to start / suspend / stop
-  // stream, to check position, and to update metadata.
-  static bool StartStream(const SessionType_2_1& session_type) {
-    std::shared_ptr<BluetoothAudioSession_2_2> session_ptr =
-        BluetoothAudioSessionInstance_2_2::GetSessionInstance(session_type);
-    if (session_ptr != nullptr) {
-      return session_ptr->StartStream();
-    }
-    return false;
-  }
-
-  static bool SuspendStream(const SessionType_2_1& session_type) {
-    std::shared_ptr<BluetoothAudioSession_2_2> session_ptr =
-        BluetoothAudioSessionInstance_2_2::GetSessionInstance(session_type);
-    if (session_ptr != nullptr) {
-      return session_ptr->SuspendStream();
-    }
-    return false;
-  }
-
-  static void StopStream(const SessionType_2_1& session_type) {
-    std::shared_ptr<BluetoothAudioSession_2_2> session_ptr =
-        BluetoothAudioSessionInstance_2_2::GetSessionInstance(session_type);
-    if (session_ptr != nullptr) {
-      session_ptr->StopStream();
-    }
-  }
-
-  static bool GetPresentationPosition(const SessionType_2_1& session_type,
-                                      uint64_t* remote_delay_report_ns,
-                                      uint64_t* total_bytes_readed,
-                                      timespec* data_position) {
-    std::shared_ptr<BluetoothAudioSession_2_2> session_ptr =
-        BluetoothAudioSessionInstance_2_2::GetSessionInstance(session_type);
-    if (session_ptr != nullptr) {
-      return session_ptr->GetAudioSession()->GetPresentationPosition(
-          remote_delay_report_ns, total_bytes_readed, data_position);
-    }
-    return false;
-  }
-
-  static void UpdateTracksMetadata(
-      const SessionType_2_1& session_type,
-      const struct source_metadata* source_metadata) {
-    std::shared_ptr<BluetoothAudioSession_2_2> session_ptr =
-        BluetoothAudioSessionInstance_2_2::GetSessionInstance(session_type);
-    if (session_ptr != nullptr) {
-      session_ptr->UpdateTracksMetadata(source_metadata);
-    }
-  }
-
-  static void UpdateSinkMetadata(const SessionType_2_1& session_type,
-                                 const struct sink_metadata* sink_metadata) {
-    std::shared_ptr<BluetoothAudioSession_2_2> session_ptr =
-        BluetoothAudioSessionInstance_2_2::GetSessionInstance(session_type);
-    if (session_ptr != nullptr) {
-      session_ptr->UpdateSinkMetadata(sink_metadata);
-    }
-  }
-
-  // The control API writes stream to FMQ
-  static size_t OutWritePcmData(const SessionType_2_1& session_type,
-                                const void* buffer, size_t bytes) {
-    std::shared_ptr<BluetoothAudioSession_2_2> session_ptr =
-        BluetoothAudioSessionInstance_2_2::GetSessionInstance(session_type);
-    if (session_ptr != nullptr) {
-      return session_ptr->GetAudioSession()->OutWritePcmData(buffer, bytes);
-    }
-    return 0;
-  }
-
-  // The control API reads stream from FMQ
-  static size_t InReadPcmData(const SessionType_2_1& session_type, void* buffer,
-                              size_t bytes) {
-    std::shared_ptr<BluetoothAudioSession_2_2> session_ptr =
-        BluetoothAudioSessionInstance_2_2::GetSessionInstance(session_type);
-    if (session_ptr != nullptr) {
-      return session_ptr->GetAudioSession()->InReadPcmData(buffer, bytes);
-    }
-    return 0;
-  }
-};
-
-}  // namespace audio
-}  // namespace bluetooth
-}  // namespace android
diff --git a/bluetooth/audio/utils/session/BluetoothAudioSessionReport_2_2.h b/bluetooth/audio/utils/session/BluetoothAudioSessionReport_2_2.h
deleted file mode 100644
index 17e140e..0000000
--- a/bluetooth/audio/utils/session/BluetoothAudioSessionReport_2_2.h
+++ /dev/null
@@ -1,83 +0,0 @@
-/*
- * Copyright 2021 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#pragma once
-
-#include "BluetoothAudioSession_2_2.h"
-
-namespace android {
-namespace bluetooth {
-namespace audio {
-
-class BluetoothAudioSessionReport_2_2 {
- public:
-  // The API reports the Bluetooth stack has started the session, and will
-  // inform registered bluetooth_audio outputs
-  static void OnSessionStarted(
-      const ::android::hardware::bluetooth::audio::V2_1::SessionType&
-          session_type,
-      const sp<IBluetoothAudioPort> host_iface,
-      const DataMQ::Descriptor* dataMQ,
-      const ::android::hardware::bluetooth::audio::V2_2::AudioConfiguration&
-          audio_config) {
-    std::shared_ptr<BluetoothAudioSession_2_2> session_ptr =
-        BluetoothAudioSessionInstance_2_2::GetSessionInstance(session_type);
-    if (session_ptr != nullptr) {
-      session_ptr->OnSessionStarted(host_iface, dataMQ, audio_config);
-    }
-  }
-
-  // The API reports the Bluetooth stack has ended the session, and will
-  // inform registered bluetooth_audio outputs
-  static void OnSessionEnded(
-      const ::android::hardware::bluetooth::audio::V2_1::SessionType&
-          session_type) {
-    std::shared_ptr<BluetoothAudioSession_2_2> session_ptr =
-        BluetoothAudioSessionInstance_2_2::GetSessionInstance(session_type);
-    if (session_ptr != nullptr) {
-      session_ptr->OnSessionEnded();
-    }
-  }
-  // The API reports the Bluetooth stack has replied the result of startStream
-  // or suspendStream, and will inform registered bluetooth_audio outputs
-  static void ReportControlStatus(
-      const ::android::hardware::bluetooth::audio::V2_1::SessionType&
-          session_type,
-      const bool& start_resp, const BluetoothAudioStatus& status) {
-    std::shared_ptr<BluetoothAudioSession_2_2> session_ptr =
-        BluetoothAudioSessionInstance_2_2::GetSessionInstance(session_type);
-    if (session_ptr != nullptr) {
-      session_ptr->ReportControlStatus(start_resp, status);
-    }
-  }
-  // The API reports the Bluetooth stack has replied the changed of the audio
-  // configuration, and will inform registered bluetooth_audio outputs
-  static void ReportAudioConfigChanged(
-      const ::android::hardware::bluetooth::audio::V2_1::SessionType&
-          session_type,
-      const ::android::hardware::bluetooth::audio::V2_2::AudioConfiguration&
-          audio_config) {
-    std::shared_ptr<BluetoothAudioSession_2_2> session_ptr =
-        BluetoothAudioSessionInstance_2_2::GetSessionInstance(session_type);
-    if (session_ptr != nullptr) {
-      session_ptr->ReportAudioConfigChanged(audio_config);
-    }
-  }
-};
-
-}  // namespace audio
-}  // namespace bluetooth
-}  // namespace android
diff --git a/bluetooth/audio/utils/session/BluetoothAudioSession_2_2.cpp b/bluetooth/audio/utils/session/BluetoothAudioSession_2_2.cpp
deleted file mode 100644
index ceb0662..0000000
--- a/bluetooth/audio/utils/session/BluetoothAudioSession_2_2.cpp
+++ /dev/null
@@ -1,636 +0,0 @@
-/*
- * Copyright 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "BTAudioProviderSession_2_2"
-
-#include "BluetoothAudioSession_2_2.h"
-
-#include <android-base/logging.h>
-#include <android-base/stringprintf.h>
-#include <android/hardware/bluetooth/audio/2.2/IBluetoothAudioPort.h>
-
-#include "../aidl_session/HidlToAidlMiddleware_2_0.h"
-#include "../aidl_session/HidlToAidlMiddleware_2_2.h"
-
-namespace android {
-namespace bluetooth {
-namespace audio {
-
-using ::aidl::android::hardware::bluetooth::audio::HidlToAidlMiddleware_2_0;
-using ::aidl::android::hardware::bluetooth::audio::HidlToAidlMiddleware_2_2;
-using ::android::hardware::audio::common::V5_0::AudioContentType;
-using ::android::hardware::audio::common::V5_0::AudioSource;
-using ::android::hardware::audio::common::V5_0::AudioUsage;
-using ::android::hardware::audio::common::V5_0::PlaybackTrackMetadata;
-using ::android::hardware::audio::common::V5_0::RecordTrackMetadata;
-using ::android::hardware::audio::common::V5_0::SinkMetadata;
-using ::android::hardware::audio::common::V5_0::SourceMetadata;
-using ::android::hardware::bluetooth::audio::V2_0::BitsPerSample;
-using ::android::hardware::bluetooth::audio::V2_0::ChannelMode;
-using ::android::hardware::bluetooth::audio::V2_2::LeAudioConfiguration;
-using ::android::hardware::bluetooth::audio::V2_2::LeAudioMode;
-using PcmParameters_2_1 =
-    ::android::hardware::bluetooth::audio::V2_1::PcmParameters;
-using SampleRate_2_1 = ::android::hardware::bluetooth::audio::V2_1::SampleRate;
-
-using SessionType_2_1 =
-    ::android::hardware::bluetooth::audio::V2_1::SessionType;
-using SessionType_2_0 =
-    ::android::hardware::bluetooth::audio::V2_0::SessionType;
-
-using AudioConfiguration_2_1 =
-    ::android::hardware::bluetooth::audio::V2_1::AudioConfiguration;
-
-static constexpr PcmParameters_2_1 kInvalidPcmParameters = {
-    .sampleRate = SampleRate_2_1::RATE_UNKNOWN,
-    .channelMode = ChannelMode::UNKNOWN,
-    .bitsPerSample = BitsPerSample::BITS_UNKNOWN,
-    .dataIntervalUs = 0,
-};
-
-static LeAudioConfiguration kInvalidLeAudioConfig = {
-    .mode = LeAudioMode::UNKNOWN,
-    .config = {},
-};
-
-::android::hardware::bluetooth::audio::V2_2::AudioConfiguration
-    BluetoothAudioSession_2_2::invalidSoftwareAudioConfiguration = {};
-::android::hardware::bluetooth::audio::V2_2::AudioConfiguration
-    BluetoothAudioSession_2_2::invalidOffloadAudioConfiguration = {};
-::android::hardware::bluetooth::audio::V2_2::AudioConfiguration
-    BluetoothAudioSession_2_2::invalidLeOffloadAudioConfiguration = {};
-
-using IBluetoothAudioPort_2_2 =
-    ::android::hardware::bluetooth::audio::V2_2::IBluetoothAudioPort;
-
-namespace {
-bool is_2_0_session_type(
-    const ::android::hardware::bluetooth::audio::V2_1::SessionType&
-        session_type) {
-  if (session_type == SessionType_2_1::A2DP_SOFTWARE_ENCODING_DATAPATH ||
-      session_type == SessionType_2_1::A2DP_HARDWARE_OFFLOAD_DATAPATH ||
-      session_type == SessionType_2_1::HEARING_AID_SOFTWARE_ENCODING_DATAPATH) {
-    return true;
-  } else {
-    return false;
-  }
-}
-}  // namespace
-
-BluetoothAudioSession_2_2::BluetoothAudioSession_2_2(
-    const ::android::hardware::bluetooth::audio::V2_1::SessionType&
-        session_type)
-    : audio_session(BluetoothAudioSessionInstance::GetSessionInstance(
-          static_cast<SessionType_2_0>(session_type))),
-      audio_session_2_1(
-          BluetoothAudioSessionInstance_2_1::GetSessionInstance(session_type)) {
-  if (is_2_0_session_type(session_type)) {
-    session_type_2_1_ = (SessionType_2_1::UNKNOWN);
-  } else {
-    session_type_2_1_ = (session_type);
-  }
-  raw_session_type_ = session_type;
-  invalidSoftwareAudioConfiguration.pcmConfig(kInvalidPcmParameters);
-  invalidOffloadAudioConfiguration.codecConfig(
-      audio_session->kInvalidCodecConfiguration);
-  invalidLeOffloadAudioConfiguration.leAudioConfig(kInvalidLeAudioConfig);
-}
-
-bool BluetoothAudioSession_2_2::IsSessionReady() {
-  if (HidlToAidlMiddleware_2_0::IsAidlAvailable())
-    return HidlToAidlMiddleware_2_2::IsSessionReady(raw_session_type_);
-  if (session_type_2_1_ !=
-          SessionType_2_1::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH &&
-      session_type_2_1_ !=
-          SessionType_2_1::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH) {
-    return audio_session->IsSessionReady();
-  }
-
-  std::lock_guard<std::recursive_mutex> guard(audio_session->mutex_);
-  return audio_session->stack_iface_ != nullptr;
-}
-
-std::shared_ptr<BluetoothAudioSession>
-BluetoothAudioSession_2_2::GetAudioSession() {
-  return audio_session;
-}
-std::shared_ptr<BluetoothAudioSession_2_1>
-BluetoothAudioSession_2_2::GetAudioSession_2_1() {
-  return audio_session_2_1;
-}
-
-void BluetoothAudioSession_2_2::UpdateTracksMetadata(
-    const struct source_metadata* source_metadata) {
-  if (HidlToAidlMiddleware_2_0::IsAidlAvailable())
-    return HidlToAidlMiddleware_2_2::UpdateTracksMetadata(raw_session_type_,
-                                                          source_metadata);
-  std::lock_guard<std::recursive_mutex> guard(audio_session->mutex_);
-  if (!IsSessionReady()) {
-    LOG(DEBUG) << __func__ << " - SessionType=" << toString(session_type_2_1_)
-               << " has NO session";
-    return;
-  }
-
-  ssize_t track_count = source_metadata->track_count;
-  LOG(INFO) << __func__ << " - SessionType=" << toString(session_type_2_1_)
-            << ", " << track_count << " track(s)";
-
-  if (session_type_2_1_ == SessionType_2_1::UNKNOWN) {
-    audio_session->UpdateTracksMetadata(source_metadata);
-    return;
-  }
-
-  struct playback_track_metadata* track = source_metadata->tracks;
-  SourceMetadata sourceMetadata;
-  PlaybackTrackMetadata* halMetadata;
-
-  sourceMetadata.tracks.resize(track_count);
-  halMetadata = sourceMetadata.tracks.data();
-  while (track_count && track) {
-    halMetadata->usage = static_cast<AudioUsage>(track->usage);
-    halMetadata->contentType =
-        static_cast<AudioContentType>(track->content_type);
-    halMetadata->gain = track->gain;
-    LOG(VERBOSE) << __func__ << " - SessionType=" << toString(session_type_2_1_)
-                 << ", usage=" << toString(halMetadata->usage)
-                 << ", content=" << toString(halMetadata->contentType)
-                 << ", gain=" << halMetadata->gain;
-    --track_count;
-    ++track;
-    ++halMetadata;
-  }
-  auto hal_retval = audio_session->stack_iface_->updateMetadata(sourceMetadata);
-  if (!hal_retval.isOk()) {
-    LOG(WARNING) << __func__ << " - IBluetoothAudioPort SessionType="
-                 << toString(session_type_2_1_) << " failed";
-  }
-}
-
-void BluetoothAudioSession_2_2::UpdateSinkMetadata(
-    const struct sink_metadata* sink_metadata) {
-  if (HidlToAidlMiddleware_2_0::IsAidlAvailable())
-    return HidlToAidlMiddleware_2_2::UpdateSinkMetadata(raw_session_type_,
-                                                        sink_metadata);
-  std::lock_guard<std::recursive_mutex> guard(audio_session->mutex_);
-  if (!IsSessionReady()) {
-    LOG(DEBUG) << __func__ << " - SessionType=" << toString(session_type_2_1_)
-               << " has NO session";
-    return;
-  }
-
-  ssize_t track_count = sink_metadata->track_count;
-  LOG(INFO) << __func__ << " - SessionType=" << toString(session_type_2_1_)
-            << ", " << track_count << " track(s)";
-  if (session_type_2_1_ == SessionType_2_1::A2DP_SOFTWARE_ENCODING_DATAPATH ||
-      session_type_2_1_ == SessionType_2_1::A2DP_HARDWARE_OFFLOAD_DATAPATH) {
-    return;
-  }
-
-  struct record_track_metadata* track = sink_metadata->tracks;
-  SinkMetadata sinkMetadata;
-  RecordTrackMetadata* halMetadata;
-
-  sinkMetadata.tracks.resize(track_count);
-  halMetadata = sinkMetadata.tracks.data();
-  while (track_count && track) {
-    halMetadata->source = static_cast<AudioSource>(track->source);
-    halMetadata->gain = track->gain;
-    // halMetadata->destination leave unspecified
-    LOG(INFO) << __func__
-              << " - SessionType=" << toString(GetAudioSession()->session_type_)
-              << ", source=" << track->source
-              << ", dest_device=" << track->dest_device
-              << ", gain=" << track->gain
-              << ", dest_device_address=" << track->dest_device_address;
-    --track_count;
-    ++track;
-    ++halMetadata;
-  }
-
-  /* This is called just for 2.2 sessions, so it's safe to do this casting*/
-  IBluetoothAudioPort_2_2* stack_iface_2_2_ =
-      static_cast<IBluetoothAudioPort_2_2*>(audio_session->stack_iface_.get());
-  auto hal_retval = stack_iface_2_2_->updateSinkMetadata(sinkMetadata);
-  if (!hal_retval.isOk()) {
-    LOG(WARNING) << __func__ << " - IBluetoothAudioPort SessionType="
-                 << toString(session_type_2_1_) << " failed";
-  }
-}
-
-// The control function is for the bluetooth_audio module to get the current
-// AudioConfiguration
-const ::android::hardware::bluetooth::audio::V2_2::AudioConfiguration
-BluetoothAudioSession_2_2::GetAudioConfig() {
-  if (HidlToAidlMiddleware_2_0::IsAidlAvailable())
-    return HidlToAidlMiddleware_2_2::GetAudioConfig(raw_session_type_);
-  std::lock_guard<std::recursive_mutex> guard(audio_session->mutex_);
-  if (IsSessionReady()) {
-    auto audio_config_discriminator = audio_config_2_2_.getDiscriminator();
-    // If session is unknown it means it should be 2.0 type
-    if (session_type_2_1_ != SessionType_2_1::UNKNOWN) {
-      if ((audio_config_discriminator ==
-               ::android::hardware::bluetooth::audio::V2_2::AudioConfiguration::
-                   hidl_discriminator::pcmConfig &&
-           audio_config_2_2_ != kInvalidSoftwareAudioConfiguration) ||
-          (audio_config_discriminator ==
-               ::android::hardware::bluetooth::audio::V2_2::AudioConfiguration::
-                   hidl_discriminator::leAudioConfig &&
-           audio_config_2_2_ != kInvalidLeOffloadAudioConfiguration))
-        return audio_config_2_2_;
-
-      ::android::hardware::bluetooth::audio::V2_2::AudioConfiguration toConf;
-      const AudioConfiguration_2_1 fromConf =
-          GetAudioSession_2_1()->GetAudioConfig();
-      if (fromConf.getDiscriminator() ==
-          AudioConfiguration_2_1::hidl_discriminator::pcmConfig) {
-        toConf.pcmConfig(fromConf.pcmConfig());
-        return toConf;
-      }
-    }
-
-    ::android::hardware::bluetooth::audio::V2_2::AudioConfiguration toConf;
-    const AudioConfiguration fromConf = GetAudioSession()->GetAudioConfig();
-    // pcmConfig only differs between 2.0 and 2.1 in AudioConfiguration
-    if (fromConf.getDiscriminator() ==
-        AudioConfiguration::hidl_discriminator::codecConfig) {
-      toConf.codecConfig(fromConf.codecConfig());
-    } else {
-      toConf.pcmConfig() = {
-          .sampleRate = static_cast<
-              ::android::hardware::bluetooth::audio::V2_1::SampleRate>(
-              fromConf.pcmConfig().sampleRate),
-          .channelMode = fromConf.pcmConfig().channelMode,
-          .bitsPerSample = fromConf.pcmConfig().bitsPerSample,
-          .dataIntervalUs = 0};
-    }
-    return toConf;
-  } else if (session_type_2_1_ ==
-                 SessionType_2_1::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH ||
-             session_type_2_1_ ==
-                 SessionType_2_1::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH) {
-    return kInvalidLeOffloadAudioConfiguration;
-  } else {
-    return kInvalidSoftwareAudioConfiguration;
-  }
-}
-
-// Those control functions are for the bluetooth_audio module to start, suspend,
-// stop stream, to check position, and to update metadata.
-bool BluetoothAudioSession_2_2::StartStream() {
-  if (HidlToAidlMiddleware_2_0::IsAidlAvailable())
-    return HidlToAidlMiddleware_2_2::StartStream(raw_session_type_);
-  std::lock_guard<std::recursive_mutex> guard(audio_session->mutex_);
-  if (!IsSessionReady()) {
-    LOG(DEBUG) << __func__ << " - SessionType=" << toString(session_type_2_1_)
-               << " has NO session";
-    return false;
-  }
-  auto hal_retval = audio_session->stack_iface_->startStream();
-  if (!hal_retval.isOk()) {
-    LOG(WARNING) << __func__ << " - IBluetoothAudioPort SessionType="
-                 << toString(session_type_2_1_) << " failed";
-    return false;
-  }
-  return true;
-}
-
-bool BluetoothAudioSession_2_2::SuspendStream() {
-  if (HidlToAidlMiddleware_2_0::IsAidlAvailable())
-    return HidlToAidlMiddleware_2_2::SuspendStream(raw_session_type_);
-  std::lock_guard<std::recursive_mutex> guard(audio_session->mutex_);
-  if (!IsSessionReady()) {
-    LOG(DEBUG) << __func__ << " - SessionType=" << toString(session_type_2_1_)
-               << " has NO session";
-    return false;
-  }
-  auto hal_retval = audio_session->stack_iface_->suspendStream();
-  if (!hal_retval.isOk()) {
-    LOG(WARNING) << __func__ << " - IBluetoothAudioPort SessionType="
-                 << toString(session_type_2_1_) << " failed";
-    return false;
-  }
-  return true;
-}
-
-void BluetoothAudioSession_2_2::StopStream() {
-  if (HidlToAidlMiddleware_2_0::IsAidlAvailable())
-    return HidlToAidlMiddleware_2_2::StopStream(raw_session_type_);
-  std::lock_guard<std::recursive_mutex> guard(audio_session->mutex_);
-  if (!IsSessionReady()) {
-    return;
-  }
-  auto hal_retval = audio_session->stack_iface_->stopStream();
-  if (!hal_retval.isOk()) {
-    LOG(WARNING) << __func__ << " - IBluetoothAudioPort SessionType="
-                 << toString(session_type_2_1_) << " failed";
-  }
-}
-
-bool BluetoothAudioSession_2_2::UpdateAudioConfig(
-    const ::android::hardware::bluetooth::audio::V2_2::AudioConfiguration&
-        audio_config) {
-  bool is_software_session =
-      (session_type_2_1_ == SessionType_2_1::A2DP_SOFTWARE_ENCODING_DATAPATH ||
-       session_type_2_1_ ==
-           SessionType_2_1::HEARING_AID_SOFTWARE_ENCODING_DATAPATH ||
-       session_type_2_1_ ==
-           SessionType_2_1::LE_AUDIO_SOFTWARE_ENCODING_DATAPATH ||
-       session_type_2_1_ ==
-           SessionType_2_1::LE_AUDIO_SOFTWARE_DECODED_DATAPATH);
-  bool is_offload_a2dp_session =
-      (session_type_2_1_ == SessionType_2_1::A2DP_HARDWARE_OFFLOAD_DATAPATH);
-  bool is_offload_le_audio_session =
-      (session_type_2_1_ ==
-           SessionType_2_1::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH ||
-       session_type_2_1_ ==
-           SessionType_2_1::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH);
-  auto audio_config_discriminator = audio_config.getDiscriminator();
-  bool is_software_audio_config =
-      (is_software_session &&
-       audio_config_discriminator ==
-           ::android::hardware::bluetooth::audio::V2_2::AudioConfiguration::
-               hidl_discriminator::pcmConfig);
-  bool is_a2dp_offload_audio_config =
-      (is_offload_a2dp_session &&
-       audio_config_discriminator ==
-           ::android::hardware::bluetooth::audio::V2_2::AudioConfiguration::
-               hidl_discriminator::codecConfig);
-  bool is_le_audio_offload_audio_config =
-      (is_offload_le_audio_session &&
-       audio_config_discriminator ==
-           ::android::hardware::bluetooth::audio::V2_2::AudioConfiguration::
-               hidl_discriminator::leAudioConfig);
-  if (!is_software_audio_config && !is_a2dp_offload_audio_config &&
-      !is_le_audio_offload_audio_config) {
-    return false;
-  }
-  audio_config_2_2_ = audio_config;
-  return true;
-}
-
-// The report function is used to report that the Bluetooth stack has started
-// this session without any failure, and will invoke session_changed_cb_ to
-// notify those registered bluetooth_audio outputs
-void BluetoothAudioSession_2_2::OnSessionStarted(
-    const sp<IBluetoothAudioPort> stack_iface, const DataMQ::Descriptor* dataMQ,
-    const ::android::hardware::bluetooth::audio::V2_2::AudioConfiguration&
-        audio_config) {
-  if (session_type_2_1_ == SessionType_2_1::UNKNOWN) {
-    ::android::hardware::bluetooth::audio::V2_0::AudioConfiguration config;
-    if (audio_config.getDiscriminator() ==
-        ::android::hardware::bluetooth::audio::V2_2::AudioConfiguration::
-            hidl_discriminator::codecConfig) {
-      config.codecConfig(audio_config.codecConfig());
-    } else {
-      auto& tmpPcm = audio_config.pcmConfig();
-      config.pcmConfig(
-          ::android::hardware::bluetooth::audio::V2_0::PcmParameters{
-              .sampleRate = static_cast<SampleRate>(tmpPcm.sampleRate),
-              .channelMode = tmpPcm.channelMode,
-              .bitsPerSample = tmpPcm.bitsPerSample
-              /*dataIntervalUs is not passed to 2.0 */
-          });
-    }
-
-    audio_session->OnSessionStarted(stack_iface, dataMQ, config);
-  } else {
-    std::lock_guard<std::recursive_mutex> guard(audio_session->mutex_);
-    if (stack_iface == nullptr) {
-      LOG(ERROR) << __func__ << " - SessionType=" << toString(session_type_2_1_)
-                 << ", IBluetoothAudioPort Invalid";
-    } else if (!UpdateAudioConfig(audio_config)) {
-      LOG(ERROR) << __func__ << " - SessionType=" << toString(session_type_2_1_)
-                 << ", AudioConfiguration=" << toString(audio_config)
-                 << " Invalid";
-    } else if (!audio_session->UpdateDataPath(dataMQ)) {
-      LOG(ERROR) << __func__ << " - SessionType=" << toString(session_type_2_1_)
-                 << " DataMQ Invalid";
-      audio_config_2_2_ =
-          ((session_type_2_1_ ==
-                SessionType_2_1::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH ||
-            session_type_2_1_ ==
-                SessionType_2_1::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH)
-               ? kInvalidLeOffloadAudioConfiguration
-               : kInvalidSoftwareAudioConfiguration);
-    } else {
-      audio_session->stack_iface_ = stack_iface;
-      LOG(INFO) << __func__ << " - SessionType=" << toString(session_type_2_1_)
-                << ", AudioConfiguration=" << toString(audio_config);
-      ReportSessionStatus();
-    };
-  }
-}
-
-// The report function is used to report that the Bluetooth stack has ended the
-// session, and will invoke session_changed_cb_ to notify registered
-// bluetooth_audio outputs
-void BluetoothAudioSession_2_2::OnSessionEnded() {
-  std::lock_guard<std::recursive_mutex> guard(audio_session->mutex_);
-  bool toggled = IsSessionReady();
-  LOG(INFO) << __func__ << " - SessionType=" << toString(session_type_2_1_);
-  if (session_type_2_1_ == SessionType_2_1::UNKNOWN) {
-    audio_session->OnSessionEnded();
-    return;
-  }
-
-  audio_config_2_2_ =
-      ((session_type_2_1_ ==
-            SessionType_2_1::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH ||
-        session_type_2_1_ ==
-            SessionType_2_1::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH)
-           ? kInvalidLeOffloadAudioConfiguration
-           : kInvalidSoftwareAudioConfiguration);
-  audio_session->stack_iface_ = nullptr;
-  audio_session->UpdateDataPath(nullptr);
-  if (toggled) {
-    ReportSessionStatus();
-  }
-}
-
-// The control function helps the bluetooth_audio module to register
-// PortStatusCallbacks_2_2
-// @return: cookie - the assigned number to this bluetooth_audio output
-uint16_t BluetoothAudioSession_2_2::RegisterStatusCback(
-    const PortStatusCallbacks_2_2& cbacks) {
-  if (HidlToAidlMiddleware_2_0::IsAidlAvailable())
-    return HidlToAidlMiddleware_2_2::RegisterControlResultCback(
-        raw_session_type_, cbacks);
-  if (session_type_2_1_ !=
-          SessionType_2_1::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH &&
-      session_type_2_1_ !=
-          SessionType_2_1::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH) {
-    PortStatusCallbacks cb = {
-        .control_result_cb_ = cbacks.control_result_cb_,
-        .session_changed_cb_ = cbacks.session_changed_cb_};
-    return audio_session->RegisterStatusCback(cb);
-  }
-
-  std::lock_guard<std::recursive_mutex> guard(audio_session->mutex_);
-  uint16_t cookie = ObserversCookieGetInitValue(session_type_2_1_);
-  uint16_t cookie_upper_bound = ObserversCookieGetUpperBound(session_type_2_1_);
-
-  while (cookie < cookie_upper_bound) {
-    if (observers_.find(cookie) == observers_.end()) {
-      break;
-    }
-    ++cookie;
-  }
-  if (cookie >= cookie_upper_bound) {
-    LOG(ERROR) << __func__ << " - SessionType=" << toString(session_type_2_1_)
-               << " has " << observers_.size()
-               << " observers already (No Resource)";
-    return kObserversCookieUndefined;
-  }
-  std::shared_ptr<struct PortStatusCallbacks_2_2> cb =
-      std::make_shared<struct PortStatusCallbacks_2_2>();
-  *cb = cbacks;
-  observers_[cookie] = cb;
-  return cookie;
-}
-
-// The control function helps the bluetooth_audio module to unregister
-// PortStatusCallbacks_2_2
-// @param: cookie - indicates which bluetooth_audio output is
-void BluetoothAudioSession_2_2::UnregisterStatusCback(uint16_t cookie) {
-  if (HidlToAidlMiddleware_2_0::IsAidlAvailable())
-    return HidlToAidlMiddleware_2_2::UnregisterControlResultCback(
-        raw_session_type_, cookie);
-  std::lock_guard<std::recursive_mutex> guard(audio_session->mutex_);
-  if (session_type_2_1_ !=
-          SessionType_2_1::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH &&
-      session_type_2_1_ !=
-          SessionType_2_1::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH) {
-    audio_session->UnregisterStatusCback(cookie);
-    return;
-  }
-  if (observers_.erase(cookie) != 1) {
-    LOG(WARNING) << __func__ << " - SessionType=" << toString(session_type_2_1_)
-                 << " no such provider=0x"
-                 << android::base::StringPrintf("%04x", cookie);
-  }
-}
-
-// invoking the registered session_changed_cb_
-void BluetoothAudioSession_2_2::ReportSessionStatus() {
-  // This is locked already by OnSessionStarted / OnSessionEnded
-  if (session_type_2_1_ !=
-          SessionType_2_1::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH &&
-      session_type_2_1_ !=
-          SessionType_2_1::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH) {
-    audio_session->ReportSessionStatus();
-    return;
-  }
-  if (observers_.empty()) {
-    LOG(INFO) << __func__ << " - SessionType=" << toString(session_type_2_1_)
-              << " has NO port state observer";
-    return;
-  }
-  for (auto& observer : observers_) {
-    uint16_t cookie = observer.first;
-    std::shared_ptr<struct PortStatusCallbacks_2_2> cb = observer.second;
-    LOG(INFO) << __func__ << " - SessionType=" << toString(session_type_2_1_)
-              << " notify to bluetooth_audio=0x"
-              << android::base::StringPrintf("%04x", cookie);
-    cb->session_changed_cb_(cookie);
-  }
-}
-
-// The report function is used to report that the Bluetooth stack has notified
-// the result of startStream or suspendStream, and will invoke
-// control_result_cb_ to notify registered bluetooth_audio outputs
-void BluetoothAudioSession_2_2::ReportControlStatus(
-    bool start_resp, const BluetoothAudioStatus& status) {
-  if (session_type_2_1_ !=
-          SessionType_2_1::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH &&
-      session_type_2_1_ !=
-          SessionType_2_1::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH) {
-    audio_session->ReportControlStatus(start_resp, status);
-    return;
-  }
-  std::lock_guard<std::recursive_mutex> guard(audio_session->mutex_);
-  if (observers_.empty()) {
-    LOG(WARNING) << __func__ << " - SessionType=" << toString(session_type_2_1_)
-                 << " has NO port state observer";
-    return;
-  }
-  for (auto& observer : observers_) {
-    uint16_t cookie = observer.first;
-    std::shared_ptr<struct PortStatusCallbacks_2_2> cb = observer.second;
-    LOG(INFO) << __func__ << " - status=" << toString(status)
-              << " for SessionType=" << toString(session_type_2_1_)
-              << ", bluetooth_audio=0x"
-              << android::base::StringPrintf("%04x", cookie)
-              << (start_resp ? " started" : " suspended");
-    cb->control_result_cb_(cookie, start_resp, status);
-  }
-}
-
-// The report function is used to report that the Bluetooth stack has notified
-// the result of startStream or suspendStream, and will invoke
-// control_result_cb_ to notify registered bluetooth_audio outputs
-void BluetoothAudioSession_2_2::ReportAudioConfigChanged(
-    const ::android::hardware::bluetooth::audio::V2_2::AudioConfiguration&
-        audio_config) {
-  if (session_type_2_1_ !=
-          SessionType_2_1::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH &&
-      session_type_2_1_ !=
-          SessionType_2_1::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH) {
-    return;
-  }
-  std::lock_guard<std::recursive_mutex> guard(audio_session->mutex_);
-  audio_config_2_2_ = audio_config;
-  if (observers_.empty()) {
-    LOG(WARNING) << __func__ << " - SessionType=" << toString(session_type_2_1_)
-                 << " has NO port state observer";
-    return;
-  }
-  for (auto& observer : observers_) {
-    uint16_t cookie = observer.first;
-    std::shared_ptr<struct PortStatusCallbacks_2_2> cb = observer.second;
-    LOG(INFO) << __func__ << " for SessionType=" << toString(session_type_2_1_)
-              << ", bluetooth_audio=0x"
-              << android::base::StringPrintf("%04x", cookie);
-    if (cb->audio_configuration_changed_cb_ != nullptr) {
-      cb->audio_configuration_changed_cb_(cookie);
-    }
-  }
-}
-
-std::unique_ptr<BluetoothAudioSessionInstance_2_2>
-    BluetoothAudioSessionInstance_2_2::instance_ptr =
-        std::unique_ptr<BluetoothAudioSessionInstance_2_2>(
-            new BluetoothAudioSessionInstance_2_2());
-
-// API to fetch the session of A2DP / Hearing Aid
-std::shared_ptr<BluetoothAudioSession_2_2>
-BluetoothAudioSessionInstance_2_2::GetSessionInstance(
-    const SessionType_2_1& session_type) {
-  std::lock_guard<std::mutex> guard(instance_ptr->mutex_);
-  if (!instance_ptr->sessions_map_.empty()) {
-    auto entry = instance_ptr->sessions_map_.find(session_type);
-    if (entry != instance_ptr->sessions_map_.end()) {
-      return entry->second;
-    }
-  }
-  std::shared_ptr<BluetoothAudioSession_2_2> session_ptr =
-      std::make_shared<BluetoothAudioSession_2_2>(session_type);
-  instance_ptr->sessions_map_[session_type] = session_ptr;
-  return session_ptr;
-}
-
-}  // namespace audio
-}  // namespace bluetooth
-}  // namespace android
diff --git a/bluetooth/audio/utils/session/BluetoothAudioSession_2_2.h b/bluetooth/audio/utils/session/BluetoothAudioSession_2_2.h
deleted file mode 100644
index e04ad80..0000000
--- a/bluetooth/audio/utils/session/BluetoothAudioSession_2_2.h
+++ /dev/null
@@ -1,186 +0,0 @@
-/*
- * Copyright 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#pragma once
-
-#include <android/hardware/bluetooth/audio/2.2/types.h>
-
-#include <mutex>
-#include <unordered_map>
-
-#include "BluetoothAudioSession.h"
-#include "BluetoothAudioSession_2_1.h"
-
-namespace android {
-namespace bluetooth {
-namespace audio {
-
-inline uint16_t ObserversCookieGetInitValue(
-    const ::android::hardware::bluetooth::audio::V2_1::SessionType&
-        session_type) {
-  return (static_cast<uint16_t>(session_type) << 8 & 0xff00);
-}
-inline uint16_t ObserversCookieGetUpperBound(
-    const ::android::hardware::bluetooth::audio::V2_1::SessionType&
-        session_type) {
-  return (static_cast<uint16_t>(session_type) << 8 & 0xff00) +
-         kObserversCookieSize;
-}
-
-struct PortStatusCallbacks_2_2 {
-  // control_result_cb_ - when the Bluetooth stack reports results of
-  // streamStarted or streamSuspended, the BluetoothAudioProvider will invoke
-  // this callback to report to the bluetooth_audio module.
-  // @param: cookie - indicates which bluetooth_audio output should handle
-  // @param: start_resp - this report is for startStream or not
-  // @param: status - the result of startStream
-  std::function<void(uint16_t cookie, bool start_resp,
-                     const BluetoothAudioStatus& status)>
-      control_result_cb_;
-  // session_changed_cb_ - when the Bluetooth stack start / end session, the
-  // BluetoothAudioProvider will invoke this callback to notify to the
-  // bluetooth_audio module.
-  // @param: cookie - indicates which bluetooth_audio output should handle
-  std::function<void(uint16_t cookie)> session_changed_cb_;
-  // audio_configuration_changed_cb_ - when the Bluetooth stack change the audio
-  // configuration, the BluetoothAudioProvider will invoke this callback to
-  // notify to the bluetooth_audio module.
-  // @param: cookie - indicates which bluetooth_audio output should handle
-  std::function<void(uint16_t cookie)> audio_configuration_changed_cb_;
-};
-
-class BluetoothAudioSession_2_2 {
- private:
-  std::shared_ptr<BluetoothAudioSession> audio_session;
-  std::shared_ptr<BluetoothAudioSession_2_1> audio_session_2_1;
-
-  ::android::hardware::bluetooth::audio::V2_1::SessionType session_type_2_1_;
-  ::android::hardware::bluetooth::audio::V2_1::SessionType raw_session_type_;
-
-  // audio data configuration for both software and offloading
-  ::android::hardware::bluetooth::audio::V2_2::AudioConfiguration
-      audio_config_2_2_;
-
-  bool UpdateAudioConfig(
-      const ::android::hardware::bluetooth::audio::V2_2::AudioConfiguration&
-          audio_config);
-
-  static ::android::hardware::bluetooth::audio::V2_2::AudioConfiguration
-      invalidSoftwareAudioConfiguration;
-  static ::android::hardware::bluetooth::audio::V2_2::AudioConfiguration
-      invalidOffloadAudioConfiguration;
-  static ::android::hardware::bluetooth::audio::V2_2::AudioConfiguration
-      invalidLeOffloadAudioConfiguration;
-
-  // saving those registered bluetooth_audio's callbacks
-  std::unordered_map<uint16_t, std::shared_ptr<struct PortStatusCallbacks_2_2>>
-      observers_;
-
-  // invoking the registered session_changed_cb_
-  void ReportSessionStatus();
-
- public:
-  BluetoothAudioSession_2_2(
-      const ::android::hardware::bluetooth::audio::V2_1::SessionType&
-          session_type);
-
-  // The function helps to check if this session is ready or not
-  // @return: true if the Bluetooth stack has started the specified session
-  bool IsSessionReady();
-
-  std::shared_ptr<BluetoothAudioSession> GetAudioSession();
-  std::shared_ptr<BluetoothAudioSession_2_1> GetAudioSession_2_1();
-
-  // The report function is used to report that the Bluetooth stack has started
-  // this session without any failure, and will invoke session_changed_cb_ to
-  // notify those registered bluetooth_audio outputs
-  void OnSessionStarted(
-      const sp<IBluetoothAudioPort> stack_iface,
-      const DataMQ::Descriptor* dataMQ,
-      const ::android::hardware::bluetooth::audio::V2_2::AudioConfiguration&
-          audio_config);
-
-  // The report function is used to report that the Bluetooth stack has ended
-  // the session, and will invoke session_changed_cb_ to notify registered
-  // bluetooth_audio outputs
-  void OnSessionEnded();
-
-  // Those control functions are for the bluetooth_audio module to start,
-  // suspend, stop stream, to check position, and to update metadata.
-  bool StartStream();
-  bool SuspendStream();
-  void StopStream();
-
-  // The control function helps the bluetooth_audio module to register
-  // PortStatusCallbacks_2_2
-  // @return: cookie - the assigned number to this bluetooth_audio output
-  uint16_t RegisterStatusCback(const PortStatusCallbacks_2_2& cbacks);
-
-  // The control function helps the bluetooth_audio module to unregister
-  // PortStatusCallbacks_2_2
-  // @param: cookie - indicates which bluetooth_audio output is
-  void UnregisterStatusCback(uint16_t cookie);
-
-  // The report function is used to report that the Bluetooth stack has notified
-  // the result of startStream or suspendStream, and will invoke
-  // control_result_cb_ to notify registered bluetooth_audio outputs
-  void ReportControlStatus(bool start_resp, const BluetoothAudioStatus& status);
-
-  // The report function is used to report that the Bluetooth stack has notified
-  // the audio configuration changed, and will invoke
-  // audio_configuration_changed_cb_ to notify registered bluetooth_audio
-  // outputs
-  void ReportAudioConfigChanged(
-      const ::android::hardware::bluetooth::audio::V2_2::AudioConfiguration&
-          audio_config);
-
-  // The control function is for the bluetooth_audio module to get the current
-  // AudioConfiguration
-  const ::android::hardware::bluetooth::audio::V2_2::AudioConfiguration
-  GetAudioConfig();
-
-  void UpdateTracksMetadata(const struct source_metadata* source_metadata);
-  void UpdateSinkMetadata(const struct sink_metadata* sink_metadata);
-
-  static constexpr ::android::hardware::bluetooth::audio::V2_2::
-      AudioConfiguration& kInvalidSoftwareAudioConfiguration =
-          invalidSoftwareAudioConfiguration;
-  static constexpr ::android::hardware::bluetooth::audio::V2_2::
-      AudioConfiguration& kInvalidOffloadAudioConfiguration =
-          invalidOffloadAudioConfiguration;
-  static constexpr ::android::hardware::bluetooth::audio::V2_2::
-      AudioConfiguration& kInvalidLeOffloadAudioConfiguration =
-          invalidLeOffloadAudioConfiguration;
-};
-
-class BluetoothAudioSessionInstance_2_2 {
- public:
-  // The API is to fetch the specified session of A2DP / Hearing Aid
-  static std::shared_ptr<BluetoothAudioSession_2_2> GetSessionInstance(
-      const ::android::hardware::bluetooth::audio::V2_1::SessionType&
-          session_type);
-
- private:
-  static std::unique_ptr<BluetoothAudioSessionInstance_2_2> instance_ptr;
-  std::mutex mutex_;
-  std::unordered_map<::android::hardware::bluetooth::audio::V2_1::SessionType,
-                     std::shared_ptr<BluetoothAudioSession_2_2>>
-      sessions_map_;
-};
-
-}  // namespace audio
-}  // namespace bluetooth
-}  // namespace android
diff --git a/bluetooth/audio/utils/session/BluetoothAudioSupportedCodecsDB_2_2.cpp b/bluetooth/audio/utils/session/BluetoothAudioSupportedCodecsDB_2_2.cpp
deleted file mode 100644
index decff70..0000000
--- a/bluetooth/audio/utils/session/BluetoothAudioSupportedCodecsDB_2_2.cpp
+++ /dev/null
@@ -1,161 +0,0 @@
-/*
- * Copyright 2021 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "BTAudioProviderSessionCodecsDB_2_2"
-
-#include "BluetoothAudioSupportedCodecsDB_2_2.h"
-
-#include <android-base/logging.h>
-
-namespace android {
-namespace bluetooth {
-namespace audio {
-
-using ::android::hardware::bluetooth::audio::V2_0::BitsPerSample;
-using ::android::hardware::bluetooth::audio::V2_1::CodecType;
-using ::android::hardware::bluetooth::audio::V2_1::Lc3FrameDuration;
-using ::android::hardware::bluetooth::audio::V2_1::Lc3Parameters;
-using ::android::hardware::bluetooth::audio::V2_1::SampleRate;
-using ::android::hardware::bluetooth::audio::V2_2::AudioLocation;
-using ::android::hardware::bluetooth::audio::V2_2::BroadcastCapability;
-using ::android::hardware::bluetooth::audio::V2_2::
-    LeAudioCodecCapabilitiesSetting;
-using ::android::hardware::bluetooth::audio::V2_2::UnicastCapability;
-using SessionType_2_1 =
-    ::android::hardware::bluetooth::audio::V2_1::SessionType;
-
-// Stores the list of offload supported capability
-std::vector<LeAudioCodecCapabilitiesSetting> kDefaultOffloadLeAudioCapabilities;
-
-static const UnicastCapability kInvalidUnicastCapability = {
-    .codecType = CodecType::UNKNOWN};
-
-static const BroadcastCapability kInvalidBroadcastCapability = {
-    .codecType = CodecType::UNKNOWN};
-
-// Default Supported Codecs
-// LC3 16_1: sample rate: 16 kHz, frame duration: 7.5 ms, octets per frame: 30
-static const Lc3Parameters kLc3Capability_16_1 = {
-    .samplingFrequency = SampleRate::RATE_16000,
-    .frameDuration = Lc3FrameDuration::DURATION_7500US,
-    .octetsPerFrame = 30};
-
-// Default Supported Codecs
-// LC3 16_2: sample rate: 16 kHz, frame duration: 10 ms, octets per frame: 40
-static const Lc3Parameters kLc3Capability_16_2 = {
-    .samplingFrequency = SampleRate::RATE_16000,
-    .frameDuration = Lc3FrameDuration::DURATION_10000US,
-    .octetsPerFrame = 40};
-
-// Default Supported Codecs
-// LC3 48_4: sample rate: 48 kHz, frame duration: 10 ms, octets per frame: 120
-static const Lc3Parameters kLc3Capability_48_4 = {
-    .samplingFrequency = SampleRate::RATE_48000,
-    .frameDuration = Lc3FrameDuration::DURATION_10000US,
-    .octetsPerFrame = 120};
-
-static const std::vector<Lc3Parameters> supportedLc3CapabilityList = {
-    kLc3Capability_48_4, kLc3Capability_16_2, kLc3Capability_16_1};
-
-static AudioLocation stereoAudio = static_cast<AudioLocation>(
-    AudioLocation::FRONT_LEFT | AudioLocation::FRONT_RIGHT);
-static AudioLocation monoAudio = AudioLocation::UNKNOWN;
-
-// Stores the supported setting of audio location, connected device, and the
-// channel count for each device
-std::vector<std::tuple<AudioLocation, uint8_t, uint8_t>>
-    supportedDeviceSetting = {
-        // Stereo, two connected device, one for L one for R
-        std::make_tuple(stereoAudio, 2, 1),
-        // Stereo, one connected device for both L and R
-        std::make_tuple(stereoAudio, 1, 2),
-        // Mono
-        std::make_tuple(monoAudio, 1, 1)};
-
-bool IsOffloadLeAudioConfigurationValid(
-    const ::android::hardware::bluetooth::audio::V2_1::SessionType&
-        session_type,
-    const ::android::hardware::bluetooth::audio::V2_2::LeAudioConfiguration&) {
-  if (session_type !=
-          SessionType_2_1::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH &&
-      session_type !=
-          SessionType_2_1::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH) {
-    return false;
-  }
-
-  // TODO: perform checks on le_audio_codec_config once we know supported
-  // parameters
-
-  return true;
-}
-
-UnicastCapability composeUnicastLc3Capability(AudioLocation audioLocation,
-                                              uint8_t deviceCnt,
-                                              uint8_t channelCount,
-                                              Lc3Parameters capability) {
-  return UnicastCapability{.codecType = CodecType::LC3,
-                           .supportedChannel = audioLocation,
-                           .deviceCount = deviceCnt,
-                           .channelCountPerDevice = channelCount,
-                           .capabilities = capability};
-}
-
-std::vector<LeAudioCodecCapabilitiesSetting> GetLeAudioOffloadCodecCapabilities(
-    const SessionType_2_1& session_type) {
-  if (session_type !=
-          SessionType_2_1::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH &&
-      session_type !=
-          SessionType_2_1::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH) {
-    return std::vector<LeAudioCodecCapabilitiesSetting>(0);
-  }
-
-  if (kDefaultOffloadLeAudioCapabilities.empty()) {
-    for (auto [audioLocation, deviceCnt, channelCount] :
-         supportedDeviceSetting) {
-      for (auto capability : supportedLc3CapabilityList) {
-        UnicastCapability lc3Capability = composeUnicastLc3Capability(
-            audioLocation, deviceCnt, channelCount, capability);
-        UnicastCapability lc3MonoDecodeCapability =
-            composeUnicastLc3Capability(monoAudio, 1, 1, capability);
-
-        // Adds the capability for encode only
-        kDefaultOffloadLeAudioCapabilities.push_back(
-            {.unicastEncodeCapability = lc3Capability,
-             .unicastDecodeCapability = kInvalidUnicastCapability,
-             .broadcastCapability = kInvalidBroadcastCapability});
-
-        // Adds the capability for decode only
-        kDefaultOffloadLeAudioCapabilities.push_back(
-            {.unicastEncodeCapability = kInvalidUnicastCapability,
-             .unicastDecodeCapability = lc3Capability,
-             .broadcastCapability = kInvalidBroadcastCapability});
-
-        // Adds the capability for the case that encode and decode exist at the
-        // same time
-        kDefaultOffloadLeAudioCapabilities.push_back(
-            {.unicastEncodeCapability = lc3Capability,
-             .unicastDecodeCapability = lc3MonoDecodeCapability,
-             .broadcastCapability = kInvalidBroadcastCapability});
-      }
-    }
-  }
-
-  return kDefaultOffloadLeAudioCapabilities;
-}
-
-}  // namespace audio
-}  // namespace bluetooth
-}  // namespace android
diff --git a/bluetooth/audio/utils/session/BluetoothAudioSupportedCodecsDB_2_2.h b/bluetooth/audio/utils/session/BluetoothAudioSupportedCodecsDB_2_2.h
deleted file mode 100644
index 34bba5f..0000000
--- a/bluetooth/audio/utils/session/BluetoothAudioSupportedCodecsDB_2_2.h
+++ /dev/null
@@ -1,40 +0,0 @@
-/*
- * Copyright 2021 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#pragma once
-
-#include <android/hardware/bluetooth/audio/2.2/types.h>
-
-#include "BluetoothAudioSupportedCodecsDB.h"
-#include "BluetoothAudioSupportedCodecsDB_2_1.h"
-
-namespace android {
-namespace bluetooth {
-namespace audio {
-
-bool IsOffloadLeAudioConfigurationValid(
-    const ::android::hardware::bluetooth::audio::V2_1::SessionType&
-        session_type,
-    const ::android::hardware::bluetooth::audio::V2_2::LeAudioConfiguration&
-        le_audio_codec_config);
-
-std::vector<hardware::bluetooth::audio::V2_2::LeAudioCodecCapabilitiesSetting>
-GetLeAudioOffloadCodecCapabilities(
-    const ::android::hardware::bluetooth::audio::V2_1::SessionType&
-        session_type);
-}  // namespace audio
-}  // namespace bluetooth
-}  // namespace android
diff --git a/broadcastradio/1.1/vts/functional/Android.bp b/broadcastradio/1.1/vts/functional/Android.bp
index f0dfe96..0fb4eb0 100644
--- a/broadcastradio/1.1/vts/functional/Android.bp
+++ b/broadcastradio/1.1/vts/functional/Android.bp
@@ -26,6 +26,7 @@
 cc_test {
     name: "VtsHalBroadcastradioV1_1TargetTest",
     defaults: ["VtsHalTargetTestDefaults"],
+    tidy_timeout_srcs: ["VtsHalBroadcastradioV1_1TargetTest.cpp"],
     srcs: ["VtsHalBroadcastradioV1_1TargetTest.cpp"],
     static_libs: [
         "android.hardware.broadcastradio@1.0",
diff --git a/broadcastradio/2.0/default/android.hardware.broadcastradio@2.0-service.rc b/broadcastradio/2.0/default/android.hardware.broadcastradio@2.0-service.rc
index dd8c9c6..d58ba53 100644
--- a/broadcastradio/2.0/default/android.hardware.broadcastradio@2.0-service.rc
+++ b/broadcastradio/2.0/default/android.hardware.broadcastradio@2.0-service.rc
@@ -1,5 +1,6 @@
 service broadcastradio-hal2 /vendor/bin/hw/android.hardware.broadcastradio@2.0-service
-    interface android.hardware.broadcastradio@2.0::IBroadcastRadio default
+    interface android.hardware.broadcastradio@2.0::IBroadcastRadio amfm
+    interface android.hardware.broadcastradio@2.0::IBroadcastRadio dab
     class hal
     user audioserver
     group audio
diff --git a/broadcastradio/2.0/vts/functional/Android.bp b/broadcastradio/2.0/vts/functional/Android.bp
index e26486d..cb50c5e 100644
--- a/broadcastradio/2.0/vts/functional/Android.bp
+++ b/broadcastradio/2.0/vts/functional/Android.bp
@@ -26,6 +26,7 @@
 cc_test {
     name: "VtsHalBroadcastradioV2_0TargetTest",
     defaults: ["VtsHalTargetTestDefaults"],
+    tidy_timeout_srcs: ["VtsHalBroadcastradioV2_0TargetTest.cpp"],
     srcs: ["VtsHalBroadcastradioV2_0TargetTest.cpp"],
     static_libs: [
         "android.hardware.broadcastradio@2.0",
diff --git a/camera/provider/2.4/vts/functional/Android.bp b/camera/provider/2.4/vts/functional/Android.bp
index 8886ee1..d2f61a5 100644
--- a/camera/provider/2.4/vts/functional/Android.bp
+++ b/camera/provider/2.4/vts/functional/Android.bp
@@ -26,6 +26,7 @@
 cc_test {
     name: "VtsHalCameraProviderV2_4TargetTest",
     defaults: ["VtsHalTargetTestDefaults"],
+    tidy_timeout_srcs: ["VtsHalCameraProviderV2_4TargetTest.cpp"],
     srcs: ["VtsHalCameraProviderV2_4TargetTest.cpp"],
 
     // TODO(b/64437680): Assume these are always available on the device.
diff --git a/compatibility_matrices/compatibility_matrix.current.xml b/compatibility_matrices/compatibility_matrix.current.xml
index b65b159..8c5a812 100644
--- a/compatibility_matrices/compatibility_matrix.current.xml
+++ b/compatibility_matrices/compatibility_matrix.current.xml
@@ -131,14 +131,6 @@
             <instance>default</instance>
         </interface>
     </hal>
-    <hal format="hidl" optional="true">
-        <name>android.hardware.bluetooth.audio</name>
-        <version>2.0-2</version>
-        <interface>
-            <name>IBluetoothAudioProvidersFactory</name>
-            <instance>default</instance>
-        </interface>
-    </hal>
     <hal format="aidl" optional="true">
         <name>android.hardware.bluetooth.audio</name>
         <interface>
diff --git a/drm/1.0/vts/functional/Android.bp b/drm/1.0/vts/functional/Android.bp
index 5ea6ad3..8ca6a65 100644
--- a/drm/1.0/vts/functional/Android.bp
+++ b/drm/1.0/vts/functional/Android.bp
@@ -44,6 +44,10 @@
     local_include_dirs: [
         "include",
     ],
+    tidy_timeout_srcs: [
+        "drm_hal_clearkey_test.cpp",
+        "drm_hal_vendor_test.cpp",
+    ],
     srcs: [
         "drm_hal_clearkey_test.cpp",
         "drm_hal_vendor_test.cpp",
diff --git a/drm/1.1/vts/functional/Android.bp b/drm/1.1/vts/functional/Android.bp
index 656ec50..760b67e 100644
--- a/drm/1.1/vts/functional/Android.bp
+++ b/drm/1.1/vts/functional/Android.bp
@@ -32,6 +32,9 @@
     local_include_dirs: [
         "include",
     ],
+    tidy_timeout_srcs: [
+        "drm_hal_clearkey_test.cpp",
+    ],
     srcs: [
         "drm_hal_clearkey_test.cpp",
     ],
diff --git a/drm/1.2/vts/functional/Android.bp b/drm/1.2/vts/functional/Android.bp
index ca90ee9..dd22ebe 100644
--- a/drm/1.2/vts/functional/Android.bp
+++ b/drm/1.2/vts/functional/Android.bp
@@ -29,6 +29,9 @@
     local_include_dirs: [
         "include",
     ],
+    tidy_timeout_srcs: [
+        "drm_hal_test.cpp",
+    ],
     srcs: [
         "drm_hal_clearkey_module.cpp",
         "drm_hal_common.cpp",
diff --git a/drm/aidl/OWNERS b/drm/aidl/OWNERS
new file mode 100644
index 0000000..fa8fd20
--- /dev/null
+++ b/drm/aidl/OWNERS
@@ -0,0 +1,4 @@
+# Bug component: 49079
+edwinwong@google.com
+kelzhan@google.com
+robertshih@google.com
diff --git a/graphics/composer/2.1/vts/functional/Android.bp b/graphics/composer/2.1/vts/functional/Android.bp
index eb67d34..9ffd7d5 100644
--- a/graphics/composer/2.1/vts/functional/Android.bp
+++ b/graphics/composer/2.1/vts/functional/Android.bp
@@ -26,6 +26,7 @@
 cc_test {
     name: "VtsHalGraphicsComposerV2_1TargetTest",
     defaults: ["VtsHalTargetTestDefaults"],
+    tidy_timeout_srcs: ["VtsHalGraphicsComposerV2_1TargetTest.cpp"],
     srcs: ["VtsHalGraphicsComposerV2_1TargetTest.cpp"],
 
     // TODO(b/64437680): Assume these libs are always available on the device.
diff --git a/graphics/composer/2.2/vts/functional/Android.bp b/graphics/composer/2.2/vts/functional/Android.bp
index 36f3c00..e45696d 100644
--- a/graphics/composer/2.2/vts/functional/Android.bp
+++ b/graphics/composer/2.2/vts/functional/Android.bp
@@ -30,6 +30,10 @@
         // Needed for librenderengine
         "skia_deps",
     ],
+    tidy_timeout_srcs: [
+        "VtsHalGraphicsComposerV2_2ReadbackTest.cpp",
+        "VtsHalGraphicsComposerV2_2TargetTest.cpp",
+    ],
     srcs: [
         "VtsHalGraphicsComposerV2_2ReadbackTest.cpp",
         "VtsHalGraphicsComposerV2_2TargetTest.cpp",
diff --git a/graphics/composer/2.3/vts/functional/Android.bp b/graphics/composer/2.3/vts/functional/Android.bp
index d27a151..70384ac 100644
--- a/graphics/composer/2.3/vts/functional/Android.bp
+++ b/graphics/composer/2.3/vts/functional/Android.bp
@@ -26,6 +26,7 @@
 cc_test {
     name: "VtsHalGraphicsComposerV2_3TargetTest",
     defaults: ["VtsHalTargetTestDefaults"],
+    tidy_timeout_srcs: ["VtsHalGraphicsComposerV2_3TargetTest.cpp"],
     srcs: ["VtsHalGraphicsComposerV2_3TargetTest.cpp"],
 
     // TODO(b/64437680): Assume these libs are always available on the device.
diff --git a/graphics/composer/2.4/vts/functional/Android.bp b/graphics/composer/2.4/vts/functional/Android.bp
index 6089e2d..22ae7c4 100644
--- a/graphics/composer/2.4/vts/functional/Android.bp
+++ b/graphics/composer/2.4/vts/functional/Android.bp
@@ -26,6 +26,7 @@
 cc_test {
     name: "VtsHalGraphicsComposerV2_4TargetTest",
     defaults: ["VtsHalTargetTestDefaults"],
+    tidy_timeout_srcs: ["VtsHalGraphicsComposerV2_4TargetTest.cpp"],
     srcs: ["VtsHalGraphicsComposerV2_4TargetTest.cpp"],
 
     // TODO(b/64437680): Assume these libs are always available on the device.
diff --git a/health/2.0/vts/functional/Android.bp b/health/2.0/vts/functional/Android.bp
index 0fcac19..597fb50 100644
--- a/health/2.0/vts/functional/Android.bp
+++ b/health/2.0/vts/functional/Android.bp
@@ -26,6 +26,7 @@
 cc_test {
     name: "VtsHalHealthV2_0TargetTest",
     defaults: ["VtsHalTargetTestDefaults"],
+    tidy_timeout_srcs: ["VtsHalHealthV2_0TargetTest.cpp"],
     srcs: ["VtsHalHealthV2_0TargetTest.cpp"],
     static_libs: [
         "libgflags",
diff --git a/health/aidl/vts/functional/Android.bp b/health/aidl/vts/functional/Android.bp
index d315c60..f9da79f 100644
--- a/health/aidl/vts/functional/Android.bp
+++ b/health/aidl/vts/functional/Android.bp
@@ -29,6 +29,9 @@
         "VtsHalTargetTestDefaults",
         "use_libaidlvintf_gtest_helper_static",
     ],
+    tidy_timeout_srcs: [
+        "VtsHalHealthTargetTest.cpp",
+    ],
     srcs: [
         "VtsHalHealthTargetTest.cpp",
     ],
diff --git a/health/utils/libhealthshim/Android.bp b/health/utils/libhealthshim/Android.bp
index 42e4ea7..3a1415f 100644
--- a/health/utils/libhealthshim/Android.bp
+++ b/health/utils/libhealthshim/Android.bp
@@ -70,6 +70,9 @@
         "libhealthshim",
         "libgmock",
     ],
+    tidy_timeout_srcs: [
+        "test.cpp",
+    ],
     srcs: [
         "test.cpp",
     ],
diff --git a/identity/support/Android.bp b/identity/support/Android.bp
index db1a945..4e3d1f7 100644
--- a/identity/support/Android.bp
+++ b/identity/support/Android.bp
@@ -86,6 +86,9 @@
 
 cc_test {
     name: "cppbor_test",
+    tidy_timeout_srcs: [
+        "tests/cppbor_test.cpp",
+    ],
     srcs: [
         "tests/cppbor_test.cpp",
     ],
@@ -101,6 +104,9 @@
 
 cc_test_host {
     name: "cppbor_host_test",
+    tidy_timeout_srcs: [
+        "tests/cppbor_test.cpp",
+    ],
     srcs: [
         "tests/cppbor_test.cpp",
     ],
diff --git a/keymaster/3.0/vts/functional/Android.bp b/keymaster/3.0/vts/functional/Android.bp
index 39bec3f..fde32a7 100644
--- a/keymaster/3.0/vts/functional/Android.bp
+++ b/keymaster/3.0/vts/functional/Android.bp
@@ -26,6 +26,9 @@
 cc_test {
     name: "VtsHalKeymasterV3_0TargetTest",
     defaults: ["VtsHalTargetTestDefaults"],
+    tidy_timeout_srcs: [
+        "keymaster_hidl_hal_test.cpp",
+    ],
     srcs: [
         "authorization_set.cpp",
         "attestation_record.cpp",
diff --git a/keymaster/4.0/vts/functional/Android.bp b/keymaster/4.0/vts/functional/Android.bp
index 8e5a0ff..f9a02ba 100644
--- a/keymaster/4.0/vts/functional/Android.bp
+++ b/keymaster/4.0/vts/functional/Android.bp
@@ -26,6 +26,9 @@
 cc_test {
     name: "VtsHalKeymasterV4_0TargetTest",
     defaults: ["VtsHalTargetTestDefaults"],
+    tidy_timeout_srcs: [
+        "keymaster_hidl_hal_test.cpp",
+    ],
     srcs: [
         "HmacKeySharingTest.cpp",
         "VerificationTokenTest.cpp",
@@ -50,6 +53,9 @@
 cc_test_library {
     name: "libkeymaster4vtstest",
     defaults: ["VtsHalTargetTestDefaults"],
+    tidy_timeout_srcs: [
+        "KeymasterHidlTest.cpp",
+    ],
     srcs: [
         "KeymasterHidlTest.cpp",
     ],
diff --git a/media/omx/1.0/vts/functional/component/Android.bp b/media/omx/1.0/vts/functional/component/Android.bp
index 9d4d092..7b8ec9d 100644
--- a/media/omx/1.0/vts/functional/component/Android.bp
+++ b/media/omx/1.0/vts/functional/component/Android.bp
@@ -26,6 +26,7 @@
 cc_test {
     name: "VtsHalMediaOmxV1_0TargetComponentTest",
     defaults: ["VtsHalMediaOmxV1_0Defaults"],
+    tidy_timeout_srcs: ["VtsHalMediaOmxV1_0TargetComponentTest.cpp"],
     srcs: ["VtsHalMediaOmxV1_0TargetComponentTest.cpp"],
     test_suites: [
         "vts",
diff --git a/neuralnetworks/1.2/utils/Android.bp b/neuralnetworks/1.2/utils/Android.bp
index 4c5f065..e7d514f 100644
--- a/neuralnetworks/1.2/utils/Android.bp
+++ b/neuralnetworks/1.2/utils/Android.bp
@@ -45,21 +45,15 @@
             cflags: ["-DNN_DEBUGGABLE"],
         },
     },
-    target: {
-        host: {
-            cflags: [
-                "-D__INTRODUCED_IN(x)=",
-                "-D__assert(a,b,c)=",
-                // We want all the APIs to be available on the host.
-                "-D__ANDROID_API__=10000",
-            ],
-        },
-    },
 }
 
 cc_test {
     name: "neuralnetworks_utils_hal_1_2_test",
     host_supported: true,
+    tidy_timeout_srcs: [
+        "test/DeviceTest.cpp",
+        "test/PreparedModelTest.cpp",
+    ],
     srcs: ["test/*.cpp"],
     static_libs: [
         "android.hardware.neuralnetworks@1.0",
diff --git a/neuralnetworks/1.2/vts/functional/Android.bp b/neuralnetworks/1.2/vts/functional/Android.bp
index 52d51e2..2177924 100644
--- a/neuralnetworks/1.2/vts/functional/Android.bp
+++ b/neuralnetworks/1.2/vts/functional/Android.bp
@@ -44,6 +44,9 @@
 cc_test {
     name: "VtsHalNeuralnetworksV1_2TargetTest",
     defaults: ["neuralnetworks_vts_functional_defaults"],
+    tidy_timeout_srcs: [
+        "CompilationCachingTests.cpp",
+    ],
     srcs: [
         "BasicTests.cpp",
         "CompilationCachingTests.cpp",
diff --git a/neuralnetworks/1.3/utils/Android.bp b/neuralnetworks/1.3/utils/Android.bp
index c512dda..05413e6 100644
--- a/neuralnetworks/1.3/utils/Android.bp
+++ b/neuralnetworks/1.3/utils/Android.bp
@@ -42,21 +42,15 @@
         "neuralnetworks_utils_hal_1_1",
         "neuralnetworks_utils_hal_1_2",
     ],
-    target: {
-        host: {
-            cflags: [
-                "-D__INTRODUCED_IN(x)=",
-                "-D__assert(a,b,c)=",
-                // We want all the APIs to be available on the host.
-                "-D__ANDROID_API__=10000",
-            ],
-        },
-    },
 }
 
 cc_test {
     name: "neuralnetworks_utils_hal_1_3_test",
     host_supported: true,
+    tidy_timeout_srcs: [
+        "test/DeviceTest.cpp",
+        "test/PreparedModelTest.cpp",
+    ],
     srcs: ["test/*.cpp"],
     static_libs: [
         "android.hardware.neuralnetworks@1.0",
diff --git a/neuralnetworks/1.3/vts/functional/Android.bp b/neuralnetworks/1.3/vts/functional/Android.bp
index 8951760..9fa0f0a 100644
--- a/neuralnetworks/1.3/vts/functional/Android.bp
+++ b/neuralnetworks/1.3/vts/functional/Android.bp
@@ -45,6 +45,10 @@
 cc_test {
     name: "VtsHalNeuralnetworksV1_3TargetTest",
     defaults: ["neuralnetworks_vts_functional_defaults"],
+    tidy_timeout_srcs: [
+        "CompilationCachingTests.cpp",
+        "MemoryDomainTests.cpp",
+    ],
     srcs: [
         "BasicTests.cpp",
         "CompilationCachingTests.cpp",
diff --git a/neuralnetworks/aidl/utils/Android.bp b/neuralnetworks/aidl/utils/Android.bp
index 41eae85..2b7b787 100644
--- a/neuralnetworks/aidl/utils/Android.bp
+++ b/neuralnetworks/aidl/utils/Android.bp
@@ -105,6 +105,10 @@
         "neuralnetworks_use_latest_utils_hal_aidl",
         "neuralnetworks_utils_defaults",
     ],
+    tidy_timeout_srcs: [
+        "test/DeviceTest.cpp",
+        "test/PreparedModelTest.cpp",
+    ],
     srcs: [
         "test/*.cpp",
     ],
@@ -123,14 +127,6 @@
         android: {
             shared_libs: ["libnativewindow"],
         },
-        host: {
-            cflags: [
-                "-D__INTRODUCED_IN(x)=",
-                "-D__assert(a,b,c)=",
-                // We want all the APIs to be available on the host.
-                "-D__ANDROID_API__=10000",
-            ],
-        },
     },
     cflags: [
         /* GMOCK defines functions for printing all MOCK_DEVICE arguments and
diff --git a/neuralnetworks/aidl/utils/include/nnapi/hal/aidl/Service.h b/neuralnetworks/aidl/utils/include/nnapi/hal/aidl/Service.h
index cb6ff4b..f229165 100644
--- a/neuralnetworks/aidl/utils/include/nnapi/hal/aidl/Service.h
+++ b/neuralnetworks/aidl/utils/include/nnapi/hal/aidl/Service.h
@@ -25,7 +25,8 @@
 
 namespace aidl::android::hardware::neuralnetworks::utils {
 
-::android::nn::GeneralResult<::android::nn::SharedDevice> getDevice(const std::string& name);
+::android::nn::GeneralResult<::android::nn::SharedDevice> getDevice(
+        const std::string& name, ::android::nn::Version::Level maxFeatureLevelAllowed);
 
 }  // namespace aidl::android::hardware::neuralnetworks::utils
 
diff --git a/neuralnetworks/aidl/utils/src/Service.cpp b/neuralnetworks/aidl/utils/src/Service.cpp
index e48593c..24fbb53 100644
--- a/neuralnetworks/aidl/utils/src/Service.cpp
+++ b/neuralnetworks/aidl/utils/src/Service.cpp
@@ -55,11 +55,12 @@
 
 }  // namespace
 
-nn::GeneralResult<nn::SharedDevice> getDevice(const std::string& instanceName) {
+nn::GeneralResult<nn::SharedDevice> getDevice(
+        const std::string& instanceName, ::android::nn::Version::Level maxFeatureLevelAllowed) {
     auto fullName = std::string(IDevice::descriptor) + "/" + instanceName;
     hal::utils::ResilientDevice::Factory makeDevice =
-            [instanceName,
-             name = std::move(fullName)](bool blocking) -> nn::GeneralResult<nn::SharedDevice> {
+            [instanceName, name = std::move(fullName),
+             maxFeatureLevelAllowed](bool blocking) -> nn::GeneralResult<nn::SharedDevice> {
         std::add_pointer_t<AIBinder*(const char*)> getService;
         if (blocking) {
             if (__builtin_available(android __NNAPI_AIDL_MIN_ANDROID_API__, *)) {
@@ -79,7 +80,8 @@
                    << " returned nullptr";
         }
         ABinderProcess_startThreadPool();
-        const auto featureLevel = NN_TRY(getAidlServiceFeatureLevel(service.get()));
+        auto featureLevel = NN_TRY(getAidlServiceFeatureLevel(service.get()));
+        featureLevel.level = std::min(featureLevel.level, maxFeatureLevelAllowed);
         return Device::create(instanceName, std::move(service), featureLevel);
     };
 
diff --git a/neuralnetworks/aidl/vts/functional/Android.bp b/neuralnetworks/aidl/vts/functional/Android.bp
index 356cdb0..04b4a45 100644
--- a/neuralnetworks/aidl/vts/functional/Android.bp
+++ b/neuralnetworks/aidl/vts/functional/Android.bp
@@ -31,6 +31,10 @@
         "use_libaidlvintf_gtest_helper_static",
     ],
     host_supported: true,
+    tidy_timeout_srcs: [
+        "CompilationCachingTests.cpp",
+        "MemoryDomainTests.cpp",
+    ],
     srcs: [
         "BasicTests.cpp",
         "Callbacks.cpp",
diff --git a/neuralnetworks/utils/common/Android.bp b/neuralnetworks/utils/common/Android.bp
index bfba24f..91fca2f 100644
--- a/neuralnetworks/utils/common/Android.bp
+++ b/neuralnetworks/utils/common/Android.bp
@@ -36,6 +36,7 @@
 cc_test {
     name: "neuralnetworks_utils_hal_common_test",
     host_supported: true,
+    tidy_timeout_srcs: ["test/ResilientDeviceTest.cpp"],
     srcs: ["test/*.cpp"],
     static_libs: [
         "libgmock",
diff --git a/neuralnetworks/utils/service/include/nnapi/hal/Service.h b/neuralnetworks/utils/service/include/nnapi/hal/Service.h
index 2fd5237..38d2a54 100644
--- a/neuralnetworks/utils/service/include/nnapi/hal/Service.h
+++ b/neuralnetworks/utils/service/include/nnapi/hal/Service.h
@@ -24,12 +24,16 @@
 
 namespace android::hardware::neuralnetworks::service {
 
-struct SharedDeviceAndUpdatability {
-    nn::SharedDevice device;
-    bool isDeviceUpdatable = false;
-};
-
-std::vector<SharedDeviceAndUpdatability> getDevices(bool includeUpdatableDrivers);
+/**
+ * @brief Get the NNAPI sAIDL and HIDL services declared in the VINTF.
+ *
+ * @pre maxFeatureLevelAllowed >= Version::Level::FEATURE_LEVEL_5
+ *
+ * @param maxFeatureLevelAllowed Maximum version of driver allowed to be used. Any driver version
+ *     exceeding this must be clamped to `maxFeatureLevelAllowed`.
+ * @return A list of devices and whether each device is updatable or not.
+ */
+std::vector<nn::SharedDevice> getDevices(nn::Version::Level maxFeatureLevelAllowed);
 
 }  // namespace android::hardware::neuralnetworks::service
 
diff --git a/neuralnetworks/utils/service/src/Service.cpp b/neuralnetworks/utils/service/src/Service.cpp
index 2286288..dd37dae 100644
--- a/neuralnetworks/utils/service/src/Service.cpp
+++ b/neuralnetworks/utils/service/src/Service.cpp
@@ -51,7 +51,7 @@
 using getDeviceFn = std::add_pointer_t<nn::GeneralResult<nn::SharedDevice>(const std::string&)>;
 
 void getHidlDevicesForVersion(const std::string& descriptor, getDeviceFn getDevice,
-                              std::vector<SharedDeviceAndUpdatability>* devices,
+                              std::vector<nn::SharedDevice>* devices,
                               std::unordered_set<std::string>* registeredDevices) {
     CHECK(devices != nullptr);
     CHECK(registeredDevices != nullptr);
@@ -63,7 +63,7 @@
             if (maybeDevice.has_value()) {
                 auto device = std::move(maybeDevice).value();
                 CHECK(device != nullptr);
-                devices->push_back({.device = std::move(device)});
+                devices->push_back(std::move(device));
             } else {
                 LOG(ERROR) << "getDevice(" << name << ") failed with " << maybeDevice.error().code
                            << ": " << maybeDevice.error().message;
@@ -72,9 +72,9 @@
     }
 }
 
-void getAidlDevices(std::vector<SharedDeviceAndUpdatability>* devices,
+void getAidlDevices(std::vector<nn::SharedDevice>* devices,
                     std::unordered_set<std::string>* registeredDevices,
-                    bool includeUpdatableDrivers) {
+                    nn::Version::Level maxFeatureLevelAllowed) {
     CHECK(devices != nullptr);
     CHECK(registeredDevices != nullptr);
 
@@ -91,21 +91,12 @@
     }
 
     for (const auto& name : names) {
-        bool isDeviceUpdatable = false;
-        if (__builtin_available(android __NNAPI_AIDL_MIN_ANDROID_API__, *)) {
-            const auto instance = std::string(aidl_hal::IDevice::descriptor) + '/' + name;
-            isDeviceUpdatable = AServiceManager_isUpdatableViaApex(instance.c_str());
-        }
-        if (isDeviceUpdatable && !includeUpdatableDrivers) {
-            continue;
-        }
         if (const auto [it, unregistered] = registeredDevices->insert(name); unregistered) {
-            auto maybeDevice = aidl_hal::utils::getDevice(name);
+            auto maybeDevice = aidl_hal::utils::getDevice(name, maxFeatureLevelAllowed);
             if (maybeDevice.has_value()) {
                 auto device = std::move(maybeDevice).value();
                 CHECK(device != nullptr);
-                devices->push_back(
-                        {.device = std::move(device), .isDeviceUpdatable = isDeviceUpdatable});
+                devices->push_back(std::move(device));
             } else {
                 LOG(ERROR) << "getDevice(" << name << ") failed with " << maybeDevice.error().code
                            << ": " << maybeDevice.error().message;
@@ -116,11 +107,13 @@
 
 }  // namespace
 
-std::vector<SharedDeviceAndUpdatability> getDevices(bool includeUpdatableDrivers) {
-    std::vector<SharedDeviceAndUpdatability> devices;
+std::vector<nn::SharedDevice> getDevices(nn::Version::Level maxFeatureLevelAllowed) {
+    std::vector<nn::SharedDevice> devices;
     std::unordered_set<std::string> registeredDevices;
 
-    getAidlDevices(&devices, &registeredDevices, includeUpdatableDrivers);
+    CHECK_GE(maxFeatureLevelAllowed, nn::Version::Level::FEATURE_LEVEL_5);
+
+    getAidlDevices(&devices, &registeredDevices, maxFeatureLevelAllowed);
 
     getHidlDevicesForVersion(V1_3::IDevice::descriptor, &V1_3::utils::getDevice, &devices,
                              &registeredDevices);
diff --git a/radio/1.0/vts/functional/sap_hidl_hal_test.cpp b/radio/1.0/vts/functional/sap_hidl_hal_test.cpp
index fe10587..5224624 100644
--- a/radio/1.0/vts/functional/sap_hidl_hal_test.cpp
+++ b/radio/1.0/vts/functional/sap_hidl_hal_test.cpp
@@ -16,8 +16,37 @@
 
 #include <sap_hidl_hal_utils.h>
 
+bool isServiceValidForDeviceConfiguration(hidl_string& serviceName) {
+    if (isSsSsEnabled()) {
+        // Device is configured as SSSS.
+        if (serviceName != SAP_SERVICE_SLOT1_NAME) {
+            LOG(DEBUG) << "Not valid for SSSS device.";
+            return false;
+        }
+    } else if (isDsDsEnabled()) {
+        // Device is configured as DSDS.
+        if (serviceName != SAP_SERVICE_SLOT1_NAME && serviceName != SAP_SERVICE_SLOT2_NAME) {
+            LOG(DEBUG) << "Not valid for DSDS device.";
+            return false;
+        }
+    } else if (isTsTsEnabled()) {
+        // Device is configured as TSTS.
+        if (serviceName != SAP_SERVICE_SLOT1_NAME && serviceName != SAP_SERVICE_SLOT2_NAME &&
+            serviceName != SAP_SERVICE_SLOT3_NAME) {
+            LOG(DEBUG) << "Not valid for TSTS device.";
+            return false;
+        }
+    }
+    return true;
+}
+
 void SapHidlTest::SetUp() {
-    sap = ISap::getService(GetParam());
+    hidl_string serviceName = GetParam();
+    if (!isServiceValidForDeviceConfiguration(serviceName)) {
+        LOG(DEBUG) << "Skipped the test due to device configuration.";
+        GTEST_SKIP();
+    }
+    sap = ISap::getService(serviceName);
     ASSERT_NE(sap, nullptr);
 
     sapCb = new SapCallback(*this);
diff --git a/radio/1.0/vts/functional/sap_hidl_hal_utils.h b/radio/1.0/vts/functional/sap_hidl_hal_utils.h
index 2fc9ae3..8e86591 100644
--- a/radio/1.0/vts/functional/sap_hidl_hal_utils.h
+++ b/radio/1.0/vts/functional/sap_hidl_hal_utils.h
@@ -36,7 +36,15 @@
 using ::android::sp;
 
 #define TIMEOUT_PERIOD 40
-#define SAP_SERVICE_NAME "slot1"
+
+// HAL instance name for SIM slot 1 or single SIM device
+#define SAP_SERVICE_SLOT1_NAME "slot1"
+
+// HAL instance name for SIM slot 2 on dual SIM device
+#define SAP_SERVICE_SLOT2_NAME "slot2"
+
+// HAL instance name for SIM slot 3 on triple SIM device
+#define SAP_SERVICE_SLOT3_NAME "slot3"
 
 class SapHidlTest;
 
diff --git a/radio/aidl/vts/Android.bp b/radio/aidl/vts/Android.bp
index 8060e4b..8f28255 100644
--- a/radio/aidl/vts/Android.bp
+++ b/radio/aidl/vts/Android.bp
@@ -27,6 +27,12 @@
         "VtsHalTargetTestDefaults",
         "use_libaidlvintf_gtest_helper_static",
     ],
+    tidy_timeout_srcs: [
+        "radio_messaging_test.cpp",
+        "radio_network_test.cpp",
+        "radio_sim_test.cpp",
+        "radio_voice_test.cpp",
+    ],
     srcs: [
         "radio_aidl_hal_utils.cpp",
         "radio_config_indication.cpp",
diff --git a/radio/aidl/vts/radio_voice_test.cpp b/radio/aidl/vts/radio_voice_test.cpp
index eec28b1..249ee63 100644
--- a/radio/aidl/vts/radio_voice_test.cpp
+++ b/radio/aidl/vts/radio_voice_test.cpp
@@ -943,3 +943,37 @@
     }
     LOG(DEBUG) << "cancelPendingUssd finished";
 }
+
+/*
+ * Test IRadioVoice.isVoNrEnabled() for the response returned.
+ */
+TEST_P(RadioVoiceTest, isVoNrEnabled) {
+    LOG(DEBUG) << "isVoNrEnabled";
+    serial = GetRandomSerialNumber();
+
+    radio_voice->isVoNrEnabled(serial);
+    EXPECT_EQ(std::cv_status::no_timeout, wait());
+    EXPECT_EQ(RadioResponseType::SOLICITED, radioRsp_voice->rspInfo.type);
+    EXPECT_EQ(serial, radioRsp_voice->rspInfo.serial);
+
+    ASSERT_TRUE(CheckAnyOfErrors(radioRsp_voice->rspInfo.error,
+                                 {RadioError::REQUEST_NOT_SUPPORTED, RadioError::NONE}));
+    LOG(DEBUG) << "isVoNrEnabled finished";
+}
+
+/*
+ * Test IRadioVoice.setVoNrEnabled() for the response returned.
+ */
+TEST_P(RadioVoiceTest, setVoNrEnabled) {
+    LOG(DEBUG) << "setVoNrEnabled";
+    serial = GetRandomSerialNumber();
+
+    radio_voice->setVoNrEnabled(serial, true);
+    EXPECT_EQ(std::cv_status::no_timeout, wait());
+    EXPECT_EQ(RadioResponseType::SOLICITED, radioRsp_voice->rspInfo.type);
+    EXPECT_EQ(serial, radioRsp_voice->rspInfo.serial);
+
+    ASSERT_TRUE(CheckAnyOfErrors(radioRsp_voice->rspInfo.error,
+                                 {RadioError::REQUEST_NOT_SUPPORTED, RadioError::NONE}));
+    LOG(DEBUG) << "setVoNrEnabled finished";
+}
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/current/android/hardware/security/keymint/IKeyMintDevice.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/current/android/hardware/security/keymint/IKeyMintDevice.aidl
index fa643fc..dcc22c4 100644
--- a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/current/android/hardware/security/keymint/IKeyMintDevice.aidl
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/current/android/hardware/security/keymint/IKeyMintDevice.aidl
@@ -49,5 +49,8 @@
   void earlyBootEnded();
   byte[] convertStorageKeyToEphemeral(in byte[] storageKeyBlob);
   android.hardware.security.keymint.KeyCharacteristics[] getKeyCharacteristics(in byte[] keyBlob, in byte[] appId, in byte[] appData);
+  byte[16] getRootOfTrustChallenge();
+  byte[] getRootOfTrust(in byte[16] challenge);
+  void sendRootOfTrust(in byte[] rootOfTrust);
   const int AUTH_TOKEN_MAC_LENGTH = 32;
 }
diff --git a/security/keymint/aidl/android/hardware/security/keymint/IKeyMintDevice.aidl b/security/keymint/aidl/android/hardware/security/keymint/IKeyMintDevice.aidl
index 4b63799..da02d54 100644
--- a/security/keymint/aidl/android/hardware/security/keymint/IKeyMintDevice.aidl
+++ b/security/keymint/aidl/android/hardware/security/keymint/IKeyMintDevice.aidl
@@ -851,4 +851,82 @@
      */
     KeyCharacteristics[] getKeyCharacteristics(
             in byte[] keyBlob, in byte[] appId, in byte[] appData);
+
+    /**
+     * Returns a 16-byte random challenge nonce, used to prove freshness when exchanging root of
+     * trust data.
+     *
+     * This method may only be implemented by StrongBox KeyMint.  TEE KeyMint implementations must
+     * return ErrorCode::UNIMPLEMENTED.  StrongBox KeyMint implementations MAY return UNIMPLEMENTED,
+     * to indicate that they have an alternative mechanism for getting the data.  If the StrongBox
+     * implementation returns UNIMPLEMENTED, the client should not call `getRootofTrust()` or
+     * `sendRootOfTrust()`.
+     */
+    byte[16] getRootOfTrustChallenge();
+
+    /**
+     * Returns the TEE KeyMint Root of Trust data.
+     *
+     * This method is required for TEE KeyMint.  StrongBox KeyMint implementations MUST return
+     * ErrorCode::UNIMPLEMENTED.
+     *
+     * The returned data is an encoded COSE_Mac0 structure, denoted MacedRootOfTrust in the
+     * following CDDL schema.  Note that K_mac is the shared HMAC key used for auth tokens, etc.:
+     *
+     *     MacedRootOfTrust = [               ; COSE_Mac0 (untagged)
+     *         protected: bstr .cbor {
+     *             1 : 5,                     ; Algorithm : HMAC-256
+     *         },
+     *         unprotected : {},
+     *         payload : bstr .cbor RootOfTrust,
+     *         tag : bstr HMAC-256(K_mac, MAC_structure)
+     *     ]
+     *
+     *     MAC_structure = [
+     *         context : "MAC0",
+     *         protected : bstr .cbor {
+     *             1 : 5,                     ; Algorithm : HMAC-256
+     *         },
+     *         external_aad : bstr .size 16   ; Value of challenge argument
+     *         payload : bstr .cbor RootOfTrust,
+     *     ]
+     *
+     *     RootOfTrust = [
+     *         verifiedBootKey : bstr .size 32,
+     *         deviceLocked : bool,
+     *         verifiedBootState : &VerifiedBootState,
+     *         verifiedBootHash : bstr .size 32,
+     *         bootPatchLevel : int,          ; See Tag::BOOT_PATCHLEVEL
+     *     ]
+     *
+     *     VerifiedBootState = (
+     *         Verified : 0,
+     *         SelfSigned : 1,
+     *         Unverified : 2,
+     *         Failed : 3
+     *     )
+     */
+    byte[] getRootOfTrust(in byte[16] challenge);
+
+    /**
+     * Delivers the TEE KeyMint Root of Trust data to StrongBox KeyMint.  See `getRootOfTrust()`
+     * above for specification of the data format and cryptographic security structure.
+     *
+     * The implementation must verify the MAC on the RootOfTrust data.  If it is valid, and if this
+     * is the first time since reboot that StrongBox KeyMint has received this data, it must store
+     * the RoT data for use in key attestation requests, then return ErrorCode::ERROR_OK.
+     *
+     * If the MAC on the Root of Trust data and challenge is incorrect, the implementation must
+     * return ErrorCode::VERIFICATION_FAILED.
+     *
+     * If the RootOfTrust data has already been received since the last boot, the implementation
+     * must validate the data and return ErrorCode::VERIFICATION_FAILED or ErrorCode::ERROR_OK
+     * according to the result, but must not store the data for use in key attestation requests,
+     * even if verification succeeds.  On success, the challenge is invalidated and a new challenge
+     * must be requested before the RootOfTrust data may be sent again.
+     *
+     * This method is optional for StrongBox KeyMint, which MUST return ErrorCode::UNIMPLEMENTED if
+     * not implemented.  TEE KeyMint implementations must return ErrorCode::UNIMPLEMENTED.
+     */
+    void sendRootOfTrust(in byte[] rootOfTrust);
 }
diff --git a/security/keymint/aidl/vts/functional/Android.bp b/security/keymint/aidl/vts/functional/Android.bp
index 91db3c8..ef5b0bd 100644
--- a/security/keymint/aidl/vts/functional/Android.bp
+++ b/security/keymint/aidl/vts/functional/Android.bp
@@ -50,10 +50,14 @@
     defaults: [
         "keymint_vts_defaults",
     ],
+    tidy_timeout_srcs: [
+        "KeyMintTest.cpp",
+    ],
     srcs: [
         "AttestKeyTest.cpp",
         "DeviceUniqueAttestationTest.cpp",
         "KeyMintTest.cpp",
+        "SecureElementProvisioningTest.cpp",
     ],
     static_libs: [
         "libkeymint_vts_test_utils",
@@ -69,6 +73,9 @@
     defaults: [
         "keymint_vts_defaults",
     ],
+    tidy_timeout_srcs: [
+        "KeyMintAidlTestBase.cpp",
+    ],
     srcs: [
         "KeyMintAidlTestBase.cpp",
     ],
diff --git a/security/keymint/aidl/vts/functional/AttestKeyTest.cpp b/security/keymint/aidl/vts/functional/AttestKeyTest.cpp
index 727c6b7..8a26b3c 100644
--- a/security/keymint/aidl/vts/functional/AttestKeyTest.cpp
+++ b/security/keymint/aidl/vts/functional/AttestKeyTest.cpp
@@ -219,18 +219,22 @@
     AttestationKey attest_key;
     vector<KeyCharacteristics> attest_key_characteristics;
     vector<Certificate> attest_key_cert_chain;
-    ASSERT_EQ(ErrorCode::OK,
-              GenerateKey(AuthorizationSetBuilder()
-                                  .RsaKey(2048, 65537)
-                                  .AttestKey()
-                                  .AttestationChallenge(challenge)
-                                  .AttestationApplicationId(app_id)
-                                  .Authorization(TAG_CERTIFICATE_SERIAL, serial_blob)
-                                  .Authorization(TAG_CERTIFICATE_SUBJECT, subject_der)
-                                  .Authorization(TAG_NO_AUTH_REQUIRED)
-                                  .SetDefaultValidity(),
-                          {} /* attestation signing key */, &attest_key.keyBlob,
-                          &attest_key_characteristics, &attest_key_cert_chain));
+    auto result = GenerateKey(AuthorizationSetBuilder()
+                                      .RsaKey(2048, 65537)
+                                      .AttestKey()
+                                      .AttestationChallenge(challenge)
+                                      .AttestationApplicationId(app_id)
+                                      .Authorization(TAG_CERTIFICATE_SERIAL, serial_blob)
+                                      .Authorization(TAG_CERTIFICATE_SUBJECT, subject_der)
+                                      .Authorization(TAG_NO_AUTH_REQUIRED)
+                                      .SetDefaultValidity(),
+                              {} /* attestation signing key */, &attest_key.keyBlob,
+                              &attest_key_characteristics, &attest_key_cert_chain);
+    // Strongbox may not support factory provisioned attestation key.
+    if (SecLevel() == SecurityLevel::STRONGBOX) {
+        if (result == ErrorCode::ATTESTATION_KEYS_NOT_PROVISIONED) return;
+    }
+    ASSERT_EQ(ErrorCode::OK, result);
 
     EXPECT_GT(attest_key_cert_chain.size(), 1);
     verify_subject_and_serial(attest_key_cert_chain[0], serial_int, subject, false);
@@ -319,18 +323,22 @@
             attest_key_opt = attest_key;
         }
 
-        EXPECT_EQ(ErrorCode::OK,
-                  GenerateKey(AuthorizationSetBuilder()
-                                      .RsaKey(2048, 65537)
-                                      .AttestKey()
-                                      .AttestationChallenge("foo")
-                                      .AttestationApplicationId("bar")
-                                      .Authorization(TAG_NO_AUTH_REQUIRED)
-                                      .Authorization(TAG_CERTIFICATE_SERIAL, serial_blob)
-                                      .Authorization(TAG_CERTIFICATE_SUBJECT, subject_der)
-                                      .SetDefaultValidity(),
-                              attest_key_opt, &key_blob_list[i], &attested_key_characteristics,
-                              &cert_chain_list[i]));
+        auto result = GenerateKey(AuthorizationSetBuilder()
+                                          .RsaKey(2048, 65537)
+                                          .AttestKey()
+                                          .AttestationChallenge("foo")
+                                          .AttestationApplicationId("bar")
+                                          .Authorization(TAG_NO_AUTH_REQUIRED)
+                                          .Authorization(TAG_CERTIFICATE_SERIAL, serial_blob)
+                                          .Authorization(TAG_CERTIFICATE_SUBJECT, subject_der)
+                                          .SetDefaultValidity(),
+                                  attest_key_opt, &key_blob_list[i], &attested_key_characteristics,
+                                  &cert_chain_list[i]);
+        // Strongbox may not support factory provisioned attestation key.
+        if (SecLevel() == SecurityLevel::STRONGBOX) {
+            if (result == ErrorCode::ATTESTATION_KEYS_NOT_PROVISIONED) return;
+        }
+        ASSERT_EQ(ErrorCode::OK, result);
 
         AuthorizationSet hw_enforced = HwEnforcedAuthorizations(attested_key_characteristics);
         AuthorizationSet sw_enforced = SwEnforcedAuthorizations(attested_key_characteristics);
@@ -392,18 +400,22 @@
             attest_key_opt = attest_key;
         }
 
-        EXPECT_EQ(ErrorCode::OK,
-                  GenerateKey(AuthorizationSetBuilder()
-                                      .EcdsaKey(EcCurve::P_256)
-                                      .AttestKey()
-                                      .AttestationChallenge("foo")
-                                      .AttestationApplicationId("bar")
-                                      .Authorization(TAG_CERTIFICATE_SERIAL, serial_blob)
-                                      .Authorization(TAG_CERTIFICATE_SUBJECT, subject_der)
-                                      .Authorization(TAG_NO_AUTH_REQUIRED)
-                                      .SetDefaultValidity(),
-                              attest_key_opt, &key_blob_list[i], &attested_key_characteristics,
-                              &cert_chain_list[i]));
+        auto result = GenerateKey(AuthorizationSetBuilder()
+                                          .EcdsaKey(EcCurve::P_256)
+                                          .AttestKey()
+                                          .AttestationChallenge("foo")
+                                          .AttestationApplicationId("bar")
+                                          .Authorization(TAG_CERTIFICATE_SERIAL, serial_blob)
+                                          .Authorization(TAG_CERTIFICATE_SUBJECT, subject_der)
+                                          .Authorization(TAG_NO_AUTH_REQUIRED)
+                                          .SetDefaultValidity(),
+                                  attest_key_opt, &key_blob_list[i], &attested_key_characteristics,
+                                  &cert_chain_list[i]);
+        // Strongbox may not support factory provisioned attestation key.
+        if (SecLevel() == SecurityLevel::STRONGBOX) {
+            if (result == ErrorCode::ATTESTATION_KEYS_NOT_PROVISIONED) return;
+        }
+        ASSERT_EQ(ErrorCode::OK, result);
 
         AuthorizationSet hw_enforced = HwEnforcedAuthorizations(attested_key_characteristics);
         AuthorizationSet sw_enforced = SwEnforcedAuthorizations(attested_key_characteristics);
@@ -484,34 +496,37 @@
             attest_key.keyBlob = key_blob_list[i - 1];
             attest_key_opt = attest_key;
         }
-
+        ErrorCode result;
         if ((i & 0x1) == 1) {
-            EXPECT_EQ(ErrorCode::OK,
-                      GenerateKey(AuthorizationSetBuilder()
-                                          .EcdsaKey(EcCurve::P_256)
-                                          .AttestKey()
-                                          .AttestationChallenge("foo")
-                                          .AttestationApplicationId("bar")
-                                          .Authorization(TAG_CERTIFICATE_SERIAL, serial_blob)
-                                          .Authorization(TAG_CERTIFICATE_SUBJECT, subject_der)
-                                          .Authorization(TAG_NO_AUTH_REQUIRED)
-                                          .SetDefaultValidity(),
-                                  attest_key_opt, &key_blob_list[i], &attested_key_characteristics,
-                                  &cert_chain_list[i]));
+            result = GenerateKey(AuthorizationSetBuilder()
+                                         .EcdsaKey(EcCurve::P_256)
+                                         .AttestKey()
+                                         .AttestationChallenge("foo")
+                                         .AttestationApplicationId("bar")
+                                         .Authorization(TAG_CERTIFICATE_SERIAL, serial_blob)
+                                         .Authorization(TAG_CERTIFICATE_SUBJECT, subject_der)
+                                         .Authorization(TAG_NO_AUTH_REQUIRED)
+                                         .SetDefaultValidity(),
+                                 attest_key_opt, &key_blob_list[i], &attested_key_characteristics,
+                                 &cert_chain_list[i]);
         } else {
-            EXPECT_EQ(ErrorCode::OK,
-                      GenerateKey(AuthorizationSetBuilder()
-                                          .RsaKey(2048, 65537)
-                                          .AttestKey()
-                                          .AttestationChallenge("foo")
-                                          .AttestationApplicationId("bar")
-                                          .Authorization(TAG_CERTIFICATE_SERIAL, serial_blob)
-                                          .Authorization(TAG_CERTIFICATE_SUBJECT, subject_der)
-                                          .Authorization(TAG_NO_AUTH_REQUIRED)
-                                          .SetDefaultValidity(),
-                                  attest_key_opt, &key_blob_list[i], &attested_key_characteristics,
-                                  &cert_chain_list[i]));
+            result = GenerateKey(AuthorizationSetBuilder()
+                                         .RsaKey(2048, 65537)
+                                         .AttestKey()
+                                         .AttestationChallenge("foo")
+                                         .AttestationApplicationId("bar")
+                                         .Authorization(TAG_CERTIFICATE_SERIAL, serial_blob)
+                                         .Authorization(TAG_CERTIFICATE_SUBJECT, subject_der)
+                                         .Authorization(TAG_NO_AUTH_REQUIRED)
+                                         .SetDefaultValidity(),
+                                 attest_key_opt, &key_blob_list[i], &attested_key_characteristics,
+                                 &cert_chain_list[i]);
         }
+        // Strongbox may not support factory provisioned attestation key.
+        if (SecLevel() == SecurityLevel::STRONGBOX) {
+            if (result == ErrorCode::ATTESTATION_KEYS_NOT_PROVISIONED) return;
+        }
+        ASSERT_EQ(ErrorCode::OK, result);
 
         AuthorizationSet hw_enforced = HwEnforcedAuthorizations(attested_key_characteristics);
         AuthorizationSet sw_enforced = SwEnforcedAuthorizations(attested_key_characteristics);
diff --git a/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.cpp b/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.cpp
index 146a527..ff4036c 100644
--- a/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.cpp
+++ b/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.cpp
@@ -1228,6 +1228,14 @@
     }
 }
 
+vector<uint64_t> KeyMintAidlTestBase::ValidExponents() {
+    if (SecLevel() == SecurityLevel::STRONGBOX) {
+        return {65537};
+    } else {
+        return {3, 65537};
+    }
+}
+
 vector<Digest> KeyMintAidlTestBase::ValidDigests(bool withNone, bool withMD5) {
     switch (SecLevel()) {
         case SecurityLevel::SOFTWARE:
diff --git a/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.h b/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.h
index 27cb99c..6fb5bf5 100644
--- a/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.h
+++ b/security/keymint/aidl/vts/functional/KeyMintAidlTestBase.h
@@ -253,7 +253,10 @@
                                                      .SetDefaultValidity();
         tagModifier(&rsaBuilder);
         errorCode = GenerateKey(rsaBuilder, &rsaKeyData.blob, &rsaKeyData.characteristics);
-        EXPECT_EQ(expectedReturn, errorCode);
+        if (!(SecLevel() == SecurityLevel::STRONGBOX &&
+              ErrorCode::ATTESTATION_KEYS_NOT_PROVISIONED == errorCode)) {
+            EXPECT_EQ(expectedReturn, errorCode);
+        }
 
         /* ECDSA */
         KeyData ecdsaKeyData;
@@ -265,7 +268,10 @@
                                                        .SetDefaultValidity();
         tagModifier(&ecdsaBuilder);
         errorCode = GenerateKey(ecdsaBuilder, &ecdsaKeyData.blob, &ecdsaKeyData.characteristics);
-        EXPECT_EQ(expectedReturn, errorCode);
+        if (!(SecLevel() == SecurityLevel::STRONGBOX &&
+              ErrorCode::ATTESTATION_KEYS_NOT_PROVISIONED == errorCode)) {
+            EXPECT_EQ(expectedReturn, errorCode);
+        }
         return {aesKeyData, hmacKeyData, rsaKeyData, ecdsaKeyData};
     }
     bool IsSecure() const { return securityLevel_ != SecurityLevel::SOFTWARE; }
@@ -282,6 +288,7 @@
     vector<EcCurve> InvalidCurves();
 
     vector<Digest> ValidDigests(bool withNone, bool withMD5);
+    vector<uint64_t> ValidExponents();
 
     static vector<string> build_params() {
         auto params = ::android::getAidlHalInstanceNames(IKeyMintDevice::descriptor);
diff --git a/security/keymint/aidl/vts/functional/KeyMintTest.cpp b/security/keymint/aidl/vts/functional/KeyMintTest.cpp
index cc18f01..767de2b 100644
--- a/security/keymint/aidl/vts/functional/KeyMintTest.cpp
+++ b/security/keymint/aidl/vts/functional/KeyMintTest.cpp
@@ -1067,18 +1067,21 @@
     for (auto key_size : ValidKeySizes(Algorithm::RSA)) {
         vector<uint8_t> key_blob;
         vector<KeyCharacteristics> key_characteristics;
-        ASSERT_EQ(ErrorCode::OK,
-                  GenerateKey(AuthorizationSetBuilder()
-                                      .RsaSigningKey(key_size, 65537)
-                                      .Digest(Digest::NONE)
-                                      .Padding(PaddingMode::NONE)
-                                      .AttestationChallenge(challenge)
-                                      .AttestationApplicationId(app_id)
-                                      .Authorization(TAG_NO_AUTH_REQUIRED)
-                                      .Authorization(TAG_CERTIFICATE_SERIAL, serial_blob)
-                                      .Authorization(TAG_CERTIFICATE_SUBJECT, subject_der)
-                                      .SetDefaultValidity(),
-                              &key_blob, &key_characteristics));
+        auto result = GenerateKey(AuthorizationSetBuilder()
+                                          .RsaSigningKey(key_size, 65537)
+                                          .Digest(Digest::NONE)
+                                          .Padding(PaddingMode::NONE)
+                                          .AttestationChallenge(challenge)
+                                          .AttestationApplicationId(app_id)
+                                          .Authorization(TAG_NO_AUTH_REQUIRED)
+                                          .Authorization(TAG_CERTIFICATE_SERIAL, serial_blob)
+                                          .Authorization(TAG_CERTIFICATE_SUBJECT, subject_der)
+                                          .SetDefaultValidity(),
+                                  &key_blob, &key_characteristics);
+        // Strongbox may not support factory provisioned attestation key.
+        if (SecLevel() == SecurityLevel::STRONGBOX) {
+            if (result == ErrorCode::ATTESTATION_KEYS_NOT_PROVISIONED) return;
+        }
 
         ASSERT_GT(key_blob.size(), 0U);
         CheckBaseParams(key_characteristics);
@@ -1200,17 +1203,21 @@
 
     vector<uint8_t> key_blob;
     vector<KeyCharacteristics> key_characteristics;
-    ASSERT_EQ(ErrorCode::OK,
-              GenerateKey(AuthorizationSetBuilder()
-                                  .RsaEncryptionKey(key_size, 65537)
-                                  .Padding(PaddingMode::NONE)
-                                  .AttestationChallenge(challenge)
-                                  .AttestationApplicationId(app_id)
-                                  .Authorization(TAG_NO_AUTH_REQUIRED)
-                                  .Authorization(TAG_CERTIFICATE_SERIAL, serial_blob)
-                                  .Authorization(TAG_CERTIFICATE_SUBJECT, subject_der)
-                                  .SetDefaultValidity(),
-                          &key_blob, &key_characteristics));
+    auto result = GenerateKey(AuthorizationSetBuilder()
+                                      .RsaEncryptionKey(key_size, 65537)
+                                      .Padding(PaddingMode::NONE)
+                                      .AttestationChallenge(challenge)
+                                      .AttestationApplicationId(app_id)
+                                      .Authorization(TAG_NO_AUTH_REQUIRED)
+                                      .Authorization(TAG_CERTIFICATE_SERIAL, serial_blob)
+                                      .Authorization(TAG_CERTIFICATE_SUBJECT, subject_der)
+                                      .SetDefaultValidity(),
+                              &key_blob, &key_characteristics);
+    // Strongbox may not support factory provisioned attestation key.
+    if (SecLevel() == SecurityLevel::STRONGBOX) {
+        if (result == ErrorCode::ATTESTATION_KEYS_NOT_PROVISIONED) return;
+    }
+    ASSERT_EQ(ErrorCode::OK, result);
 
     ASSERT_GT(key_blob.size(), 0U);
     AuthorizationSet auths;
@@ -1312,15 +1319,19 @@
     vector<uint8_t> key_blob;
     vector<KeyCharacteristics> key_characteristics;
 
-    ASSERT_EQ(ErrorCode::ATTESTATION_APPLICATION_ID_MISSING,
-              GenerateKey(AuthorizationSetBuilder()
-                                  .RsaSigningKey(2048, 65537)
-                                  .Digest(Digest::NONE)
-                                  .Padding(PaddingMode::NONE)
-                                  .AttestationChallenge(challenge)
-                                  .Authorization(TAG_NO_AUTH_REQUIRED)
-                                  .SetDefaultValidity(),
-                          &key_blob, &key_characteristics));
+    auto result = GenerateKey(AuthorizationSetBuilder()
+                                      .RsaSigningKey(2048, 65537)
+                                      .Digest(Digest::NONE)
+                                      .Padding(PaddingMode::NONE)
+                                      .AttestationChallenge(challenge)
+                                      .Authorization(TAG_NO_AUTH_REQUIRED)
+                                      .SetDefaultValidity(),
+                              &key_blob, &key_characteristics);
+    // Strongbox may not support factory provisioned attestation key.
+    if (SecLevel() == SecurityLevel::STRONGBOX) {
+        if (result == ErrorCode::ATTESTATION_KEYS_NOT_PROVISIONED) return;
+    }
+    ASSERT_EQ(ErrorCode::ATTESTATION_APPLICATION_ID_MISSING, result);
 }
 
 /*
@@ -1430,19 +1441,23 @@
     for (auto key_size : ValidKeySizes(Algorithm::RSA)) {
         vector<uint8_t> key_blob;
         vector<KeyCharacteristics> key_characteristics;
-        ASSERT_EQ(ErrorCode::OK,
-                  GenerateKey(AuthorizationSetBuilder()
-                                      .RsaSigningKey(key_size, 65537)
-                                      .Digest(Digest::NONE)
-                                      .Padding(PaddingMode::NONE)
-                                      .AttestationChallenge(challenge)
-                                      .AttestationApplicationId(app_id)
-                                      .Authorization(TAG_NO_AUTH_REQUIRED)
-                                      .Authorization(TAG_USAGE_COUNT_LIMIT, 1)
-                                      .Authorization(TAG_CERTIFICATE_SERIAL, serial_blob)
-                                      .Authorization(TAG_CERTIFICATE_SUBJECT, subject_der)
-                                      .SetDefaultValidity(),
-                              &key_blob, &key_characteristics));
+        auto result = GenerateKey(AuthorizationSetBuilder()
+                                          .RsaSigningKey(key_size, 65537)
+                                          .Digest(Digest::NONE)
+                                          .Padding(PaddingMode::NONE)
+                                          .AttestationChallenge(challenge)
+                                          .AttestationApplicationId(app_id)
+                                          .Authorization(TAG_NO_AUTH_REQUIRED)
+                                          .Authorization(TAG_USAGE_COUNT_LIMIT, 1)
+                                          .Authorization(TAG_CERTIFICATE_SERIAL, serial_blob)
+                                          .Authorization(TAG_CERTIFICATE_SUBJECT, subject_der)
+                                          .SetDefaultValidity(),
+                                  &key_blob, &key_characteristics);
+        // Strongbox may not support factory provisioned attestation key.
+        if (SecLevel() == SecurityLevel::STRONGBOX) {
+            if (result == ErrorCode::ATTESTATION_KEYS_NOT_PROVISIONED) return;
+        }
+        ASSERT_EQ(ErrorCode::OK, result);
 
         ASSERT_GT(key_blob.size(), 0U);
         CheckBaseParams(key_characteristics);
@@ -1661,17 +1676,21 @@
     for (auto curve : ValidCurves()) {
         vector<uint8_t> key_blob;
         vector<KeyCharacteristics> key_characteristics;
-        ASSERT_EQ(ErrorCode::OK,
-                  GenerateKey(AuthorizationSetBuilder()
-                                      .Authorization(TAG_NO_AUTH_REQUIRED)
-                                      .EcdsaSigningKey(curve)
-                                      .Digest(Digest::NONE)
-                                      .AttestationChallenge(challenge)
-                                      .AttestationApplicationId(app_id)
-                                      .Authorization(TAG_CERTIFICATE_SERIAL, serial_blob)
-                                      .Authorization(TAG_CERTIFICATE_SUBJECT, subject_der)
-                                      .SetDefaultValidity(),
-                              &key_blob, &key_characteristics));
+        auto result = GenerateKey(AuthorizationSetBuilder()
+                                          .Authorization(TAG_NO_AUTH_REQUIRED)
+                                          .EcdsaSigningKey(curve)
+                                          .Digest(Digest::NONE)
+                                          .AttestationChallenge(challenge)
+                                          .AttestationApplicationId(app_id)
+                                          .Authorization(TAG_CERTIFICATE_SERIAL, serial_blob)
+                                          .Authorization(TAG_CERTIFICATE_SUBJECT, subject_der)
+                                          .SetDefaultValidity(),
+                                  &key_blob, &key_characteristics);
+        // Strongbox may not support factory provisioned attestation key.
+        if (SecLevel() == SecurityLevel::STRONGBOX) {
+            if (result == ErrorCode::ATTESTATION_KEYS_NOT_PROVISIONED) return;
+        }
+        ASSERT_EQ(ErrorCode::OK, result);
         ASSERT_GT(key_blob.size(), 0U);
         CheckBaseParams(key_characteristics);
         CheckCharacteristics(key_blob, key_characteristics);
@@ -1805,6 +1824,10 @@
             // Tag not required to be supported by all KeyMint implementations.
             continue;
         }
+        // Strongbox may not support factory provisioned attestation key.
+        if (SecLevel() == SecurityLevel::STRONGBOX) {
+            if (result == ErrorCode::ATTESTATION_KEYS_NOT_PROVISIONED) return;
+        }
         ASSERT_EQ(result, ErrorCode::OK);
         ASSERT_GT(key_blob.size(), 0U);
 
@@ -1900,6 +1923,10 @@
         AuthorizationSetBuilder builder = base_builder;
         builder.push_back(tag);
         auto result = GenerateKey(builder, &key_blob, &key_characteristics);
+        // Strongbox may not support factory provisioned attestation key.
+        if (SecLevel() == SecurityLevel::STRONGBOX) {
+            if (result == ErrorCode::ATTESTATION_KEYS_NOT_PROVISIONED) return;
+        }
         if (result == ErrorCode::CANNOT_ATTEST_IDS) {
             // Device ID attestation is optional; KeyMint may not support it at all.
             continue;
@@ -2057,6 +2084,10 @@
                                       .Authorization(TAG_CERTIFICATE_SUBJECT, subject_der)
                                       .SetDefaultValidity(),
                               &key_blob, &key_characteristics);
+    // Strongbox may not support factory provisioned attestation key.
+    if (SecLevel() == SecurityLevel::STRONGBOX) {
+        if (result == ErrorCode::ATTESTATION_KEYS_NOT_PROVISIONED) return;
+    }
     ASSERT_EQ(result, ErrorCode::OK);
     ASSERT_GT(key_blob.size(), 0U);
 
@@ -2136,13 +2167,17 @@
     vector<uint8_t> key_blob;
     vector<KeyCharacteristics> key_characteristics;
 
-    ASSERT_EQ(ErrorCode::ATTESTATION_APPLICATION_ID_MISSING,
-              GenerateKey(AuthorizationSetBuilder()
-                                  .EcdsaSigningKey(EcCurve::P_256)
-                                  .Digest(Digest::NONE)
-                                  .AttestationChallenge(challenge)
-                                  .SetDefaultValidity(),
-                          &key_blob, &key_characteristics));
+    auto result = GenerateKey(AuthorizationSetBuilder()
+                                      .EcdsaSigningKey(EcCurve::P_256)
+                                      .Digest(Digest::NONE)
+                                      .AttestationChallenge(challenge)
+                                      .SetDefaultValidity(),
+                              &key_blob, &key_characteristics);
+    // Strongbox may not support factory provisioned attestation key.
+    if (SecLevel() == SecurityLevel::STRONGBOX) {
+        if (result == ErrorCode::ATTESTATION_KEYS_NOT_PROVISIONED) return;
+    }
+    ASSERT_EQ(ErrorCode::ATTESTATION_APPLICATION_ID_MISSING, result);
 }
 
 /*
@@ -2199,14 +2234,19 @@
         const string app_id(length, 'a');
         vector<uint8_t> key_blob;
         vector<KeyCharacteristics> key_characteristics;
-        ASSERT_EQ(ErrorCode::OK, GenerateKey(AuthorizationSetBuilder()
-                                                     .Authorization(TAG_NO_AUTH_REQUIRED)
-                                                     .EcdsaSigningKey(EcCurve::P_256)
-                                                     .Digest(Digest::NONE)
-                                                     .AttestationChallenge(challenge)
-                                                     .AttestationApplicationId(app_id)
-                                                     .SetDefaultValidity(),
-                                             &key_blob, &key_characteristics));
+        auto result = GenerateKey(AuthorizationSetBuilder()
+                                          .Authorization(TAG_NO_AUTH_REQUIRED)
+                                          .EcdsaSigningKey(EcCurve::P_256)
+                                          .Digest(Digest::NONE)
+                                          .AttestationChallenge(challenge)
+                                          .AttestationApplicationId(app_id)
+                                          .SetDefaultValidity(),
+                                  &key_blob, &key_characteristics);
+        // Strongbox may not support factory provisioned attestation key.
+        if (SecLevel() == SecurityLevel::STRONGBOX) {
+            if (result == ErrorCode::ATTESTATION_KEYS_NOT_PROVISIONED) return;
+        }
+        ASSERT_EQ(ErrorCode::OK, result);
         ASSERT_GT(key_blob.size(), 0U);
         CheckBaseParams(key_characteristics);
         CheckCharacteristics(key_blob, key_characteristics);
@@ -4706,7 +4746,7 @@
  * Verifies that raw RSA decryption works.
  */
 TEST_P(EncryptionOperationsTest, RsaNoPaddingSuccess) {
-    for (uint64_t exponent : {3, 65537}) {
+    for (uint64_t exponent : ValidExponents()) {
         ASSERT_EQ(ErrorCode::OK, GenerateKey(AuthorizationSetBuilder()
                                                      .Authorization(TAG_NO_AUTH_REQUIRED)
                                                      .RsaEncryptionKey(2048, exponent)
@@ -7269,7 +7309,7 @@
     size_t i;
 
     for (i = 0; i < max_operations; i++) {
-        result = Begin(KeyPurpose::ENCRYPT, key_blob_, params, &out_params, op_handles[i]);
+        result = Begin(KeyPurpose::DECRYPT, key_blob_, params, &out_params, op_handles[i]);
         if (ErrorCode::OK != result) {
             break;
         }
@@ -7277,12 +7317,12 @@
     EXPECT_EQ(ErrorCode::TOO_MANY_OPERATIONS, result);
     // Try again just in case there's a weird overflow bug
     EXPECT_EQ(ErrorCode::TOO_MANY_OPERATIONS,
-              Begin(KeyPurpose::ENCRYPT, key_blob_, params, &out_params));
+              Begin(KeyPurpose::DECRYPT, key_blob_, params, &out_params));
     for (size_t j = 0; j < i; j++) {
         EXPECT_EQ(ErrorCode::OK, Abort(op_handles[j]))
                 << "Aboort failed for i = " << j << std::endl;
     }
-    EXPECT_EQ(ErrorCode::OK, Begin(KeyPurpose::ENCRYPT, key_blob_, params, &out_params));
+    EXPECT_EQ(ErrorCode::OK, Begin(KeyPurpose::DECRYPT, key_blob_, params, &out_params));
     AbortIfNeeded();
 }
 
@@ -7671,14 +7711,23 @@
             });
 
     for (const auto& keyData : {aesKeyData, hmacKeyData, rsaKeyData, ecdsaKeyData}) {
+        // Strongbox may not support factory attestation. Key creation might fail with
+        // ErrorCode::ATTESTATION_KEYS_NOT_PROVISIONED
+        if (SecLevel() == SecurityLevel::STRONGBOX && keyData.blob.size() == 0U) {
+            continue;
+        }
         ASSERT_GT(keyData.blob.size(), 0U);
         AuthorizationSet crypto_params = SecLevelAuthorizations(keyData.characteristics);
         EXPECT_TRUE(crypto_params.Contains(TAG_EARLY_BOOT_ONLY)) << crypto_params;
     }
     CheckedDeleteKey(&aesKeyData.blob);
     CheckedDeleteKey(&hmacKeyData.blob);
-    CheckedDeleteKey(&rsaKeyData.blob);
-    CheckedDeleteKey(&ecdsaKeyData.blob);
+    if (rsaKeyData.blob.size() != 0U) {
+        CheckedDeleteKey(&rsaKeyData.blob);
+    }
+    if (ecdsaKeyData.blob.size() != 0U) {
+        CheckedDeleteKey(&ecdsaKeyData.blob);
+    }
 }
 
 /*
diff --git a/security/keymint/aidl/vts/functional/SecureElementProvisioningTest.cpp b/security/keymint/aidl/vts/functional/SecureElementProvisioningTest.cpp
new file mode 100644
index 0000000..e16a47b
--- /dev/null
+++ b/security/keymint/aidl/vts/functional/SecureElementProvisioningTest.cpp
@@ -0,0 +1,255 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "keymint_2_se_provisioning_test"
+
+#include <map>
+#include <memory>
+#include <vector>
+
+#include <android-base/logging.h>
+#include <android/binder_manager.h>
+
+#include <cppbor_parse.h>
+#include <keymaster/cppcose/cppcose.h>
+#include <keymint_support/key_param_output.h>
+
+#include "KeyMintAidlTestBase.h"
+
+namespace aidl::android::hardware::security::keymint::test {
+
+using std::array;
+using std::map;
+using std::shared_ptr;
+using std::vector;
+
+class SecureElementProvisioningTest : public testing::Test {
+  protected:
+    static void SetupTestSuite() {
+        auto params = ::android::getAidlHalInstanceNames(IKeyMintDevice::descriptor);
+        for (auto& param : params) {
+            ASSERT_TRUE(AServiceManager_isDeclared(param.c_str()))
+                    << "IKeyMintDevice instance " << param << " found but not declared.";
+            ::ndk::SpAIBinder binder(AServiceManager_waitForService(param.c_str()));
+            auto keymint = IKeyMintDevice::fromBinder(binder);
+            ASSERT_NE(keymint, nullptr) << "Failed to get IKeyMintDevice instance " << param;
+
+            KeyMintHardwareInfo info;
+            ASSERT_TRUE(keymint->getHardwareInfo(&info).isOk());
+            ASSERT_EQ(keymints_.count(info.securityLevel), 0)
+                    << "There must be exactly one IKeyMintDevice with security level "
+                    << info.securityLevel;
+
+            keymints_[info.securityLevel] = std::move(keymint);
+        }
+    }
+
+    static map<SecurityLevel, shared_ptr<IKeyMintDevice>> keymints_;
+};
+
+map<SecurityLevel, shared_ptr<IKeyMintDevice>> SecureElementProvisioningTest::keymints_;
+
+TEST_F(SecureElementProvisioningTest, ValidConfigurations) {
+    // TEE is required
+    ASSERT_EQ(keymints_.count(SecurityLevel::TRUSTED_ENVIRONMENT), 1);
+    // StrongBox is optional
+    ASSERT_LE(keymints_.count(SecurityLevel::STRONGBOX), 1);
+}
+
+TEST_F(SecureElementProvisioningTest, TeeOnly) {
+    ASSERT_EQ(keymints_.count(SecurityLevel::TRUSTED_ENVIRONMENT), 1);
+    auto tee = keymints_.find(SecurityLevel::TRUSTED_ENVIRONMENT)->second;
+    ASSERT_NE(tee, nullptr);
+
+    array<uint8_t, 16> challenge1 = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
+    array<uint8_t, 16> challenge2 = {1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
+
+    vector<uint8_t> rootOfTrust1;
+    Status result = tee->getRootOfTrust(challenge1, &rootOfTrust1);
+
+    // TODO: Remove the next line to require TEEs to succeed.
+    if (!result.isOk()) return;
+
+    ASSERT_TRUE(result.isOk());
+
+    // TODO:  Parse and validate rootOfTrust1 here
+
+    vector<uint8_t> rootOfTrust2;
+    result = tee->getRootOfTrust(challenge2, &rootOfTrust2);
+    ASSERT_TRUE(result.isOk());
+
+    // TODO:  Parse and validate rootOfTrust2 here
+
+    ASSERT_NE(rootOfTrust1, rootOfTrust2);
+
+    vector<uint8_t> rootOfTrust3;
+    result = tee->getRootOfTrust(challenge1, &rootOfTrust3);
+    ASSERT_TRUE(result.isOk());
+
+    ASSERT_EQ(rootOfTrust1, rootOfTrust3);
+
+    // TODO:  Parse and validate rootOfTrust3 here
+}
+
+TEST_F(SecureElementProvisioningTest, TeeDoesNotImplementStrongBoxMethods) {
+    ASSERT_EQ(keymints_.count(SecurityLevel::TRUSTED_ENVIRONMENT), 1);
+    auto tee = keymints_.find(SecurityLevel::TRUSTED_ENVIRONMENT)->second;
+    ASSERT_NE(tee, nullptr);
+
+    array<uint8_t, 16> challenge;
+    Status result = tee->getRootOfTrustChallenge(&challenge);
+    ASSERT_FALSE(result.isOk());
+    ASSERT_EQ(result.getExceptionCode(), EX_SERVICE_SPECIFIC);
+    ASSERT_EQ(static_cast<ErrorCode>(result.getServiceSpecificError()), ErrorCode::UNIMPLEMENTED);
+
+    result = tee->sendRootOfTrust({});
+    ASSERT_FALSE(result.isOk());
+    ASSERT_EQ(result.getExceptionCode(), EX_SERVICE_SPECIFIC);
+    ASSERT_EQ(static_cast<ErrorCode>(result.getServiceSpecificError()), ErrorCode::UNIMPLEMENTED);
+}
+
+TEST_F(SecureElementProvisioningTest, StrongBoxDoesNotImplementTeeMethods) {
+    if (keymints_.count(SecurityLevel::STRONGBOX) == 0) return;
+
+    auto sb = keymints_.find(SecurityLevel::STRONGBOX)->second;
+    ASSERT_NE(sb, nullptr);
+
+    vector<uint8_t> rootOfTrust;
+    Status result = sb->getRootOfTrust({}, &rootOfTrust);
+    ASSERT_FALSE(result.isOk());
+    ASSERT_EQ(result.getExceptionCode(), EX_SERVICE_SPECIFIC);
+    ASSERT_EQ(static_cast<ErrorCode>(result.getServiceSpecificError()), ErrorCode::UNIMPLEMENTED);
+}
+
+TEST_F(SecureElementProvisioningTest, UnimplementedTest) {
+    if (keymints_.count(SecurityLevel::STRONGBOX) == 0) return;  // Need a StrongBox to provision.
+
+    ASSERT_EQ(keymints_.count(SecurityLevel::TRUSTED_ENVIRONMENT), 1);
+    auto tee = keymints_.find(SecurityLevel::TRUSTED_ENVIRONMENT)->second;
+    ASSERT_NE(tee, nullptr);
+
+    ASSERT_EQ(keymints_.count(SecurityLevel::STRONGBOX), 1);
+    auto sb = keymints_.find(SecurityLevel::STRONGBOX)->second;
+    ASSERT_NE(sb, nullptr);
+
+    array<uint8_t, 16> challenge;
+    Status result = sb->getRootOfTrustChallenge(&challenge);
+    if (!result.isOk()) {
+        // Strongbox does not have to implement this feature if it has uses an alternative mechanism
+        // to provision the root of trust.  In that case it MUST return UNIMPLEMENTED, both from
+        // getRootOfTrustChallenge() and from sendRootOfTrust().
+        ASSERT_EQ(result.getExceptionCode(), EX_SERVICE_SPECIFIC);
+        ASSERT_EQ(static_cast<ErrorCode>(result.getServiceSpecificError()),
+                  ErrorCode::UNIMPLEMENTED);
+
+        result = sb->sendRootOfTrust({});
+        ASSERT_EQ(result.getExceptionCode(), EX_SERVICE_SPECIFIC);
+        ASSERT_EQ(static_cast<ErrorCode>(result.getServiceSpecificError()),
+                  ErrorCode::UNIMPLEMENTED);
+
+        SUCCEED() << "This Strongbox implementation does not use late root of trust delivery.";
+        return;
+    }
+}
+
+TEST_F(SecureElementProvisioningTest, ChallengeQualityTest) {
+    if (keymints_.count(SecurityLevel::STRONGBOX) == 0) return;  // Need a StrongBox to provision.
+
+    ASSERT_EQ(keymints_.count(SecurityLevel::STRONGBOX), 1);
+    auto sb = keymints_.find(SecurityLevel::STRONGBOX)->second;
+    ASSERT_NE(sb, nullptr);
+
+    array<uint8_t, 16> challenge1;
+    Status result = sb->getRootOfTrustChallenge(&challenge1);
+    if (!result.isOk()) return;
+
+    array<uint8_t, 16> challenge2;
+    result = sb->getRootOfTrustChallenge(&challenge2);
+    ASSERT_TRUE(result.isOk());
+    ASSERT_NE(challenge1, challenge2);
+
+    // TODO: When we add entropy testing in other relevant places in these tests, add it here, too,
+    // to verify that challenges appear to have adequate entropy.
+}
+
+TEST_F(SecureElementProvisioningTest, ProvisioningTest) {
+    if (keymints_.count(SecurityLevel::STRONGBOX) == 0) return;  // Need a StrongBox to provision.
+
+    ASSERT_EQ(keymints_.count(SecurityLevel::TRUSTED_ENVIRONMENT), 1);
+    auto tee = keymints_.find(SecurityLevel::TRUSTED_ENVIRONMENT)->second;
+    ASSERT_NE(tee, nullptr);
+
+    ASSERT_EQ(keymints_.count(SecurityLevel::STRONGBOX), 1);
+    auto sb = keymints_.find(SecurityLevel::STRONGBOX)->second;
+    ASSERT_NE(sb, nullptr);
+
+    array<uint8_t, 16> challenge;
+    Status result = sb->getRootOfTrustChallenge(&challenge);
+    if (!result.isOk()) return;
+
+    vector<uint8_t> rootOfTrust;
+    result = tee->getRootOfTrust(challenge, &rootOfTrust);
+    ASSERT_TRUE(result.isOk());
+
+    // TODO: Verify COSE_Mac0 structure and content here.
+
+    result = sb->sendRootOfTrust(rootOfTrust);
+    ASSERT_TRUE(result.isOk());
+
+    // Sending again must fail, because a new challenge is required.
+    result = sb->sendRootOfTrust(rootOfTrust);
+    ASSERT_FALSE(result.isOk());
+}
+
+TEST_F(SecureElementProvisioningTest, InvalidProvisioningTest) {
+    if (keymints_.count(SecurityLevel::STRONGBOX) == 0) return;  // Need a StrongBox to provision.
+
+    ASSERT_EQ(keymints_.count(SecurityLevel::TRUSTED_ENVIRONMENT), 1);
+    auto tee = keymints_.find(SecurityLevel::TRUSTED_ENVIRONMENT)->second;
+    ASSERT_NE(tee, nullptr);
+
+    ASSERT_EQ(keymints_.count(SecurityLevel::STRONGBOX), 1);
+    auto sb = keymints_.find(SecurityLevel::STRONGBOX)->second;
+    ASSERT_NE(sb, nullptr);
+
+    array<uint8_t, 16> challenge;
+    Status result = sb->getRootOfTrustChallenge(&challenge);
+    if (!result.isOk()) return;
+
+    result = sb->sendRootOfTrust({});
+    ASSERT_FALSE(result.isOk());
+    ASSERT_EQ(result.getExceptionCode(), EX_SERVICE_SPECIFIC);
+    ASSERT_EQ(static_cast<ErrorCode>(result.getServiceSpecificError()),
+              ErrorCode::VERIFICATION_FAILED);
+
+    vector<uint8_t> rootOfTrust;
+    result = tee->getRootOfTrust(challenge, &rootOfTrust);
+    ASSERT_TRUE(result.isOk());
+
+    vector<uint8_t> corruptedRootOfTrust = rootOfTrust;
+    corruptedRootOfTrust[corruptedRootOfTrust.size() / 2]++;
+    result = sb->sendRootOfTrust(corruptedRootOfTrust);
+    ASSERT_FALSE(result.isOk());
+    ASSERT_EQ(result.getExceptionCode(), EX_SERVICE_SPECIFIC);
+    ASSERT_EQ(static_cast<ErrorCode>(result.getServiceSpecificError()),
+              ErrorCode::VERIFICATION_FAILED);
+
+    // Now try the correct RoT
+    result = sb->sendRootOfTrust(rootOfTrust);
+    ASSERT_TRUE(result.isOk());
+}
+
+}  // namespace aidl::android::hardware::security::keymint::test
diff --git a/sensors/1.0/vts/functional/Android.bp b/sensors/1.0/vts/functional/Android.bp
index 9a92fb3..274cfa7 100644
--- a/sensors/1.0/vts/functional/Android.bp
+++ b/sensors/1.0/vts/functional/Android.bp
@@ -27,6 +27,9 @@
     name: "VtsHalSensorsV1_0TargetTest",
     cflags: ["-DLOG_TAG=\"sensors_hidl_hal_test\""],
     defaults: ["VtsHalTargetTestDefaults"],
+    tidy_timeout_srcs: [
+        "VtsHalSensorsV1_0TargetTest.cpp",
+    ],
     srcs: [
         "SensorsHidlEnvironmentV1_0.cpp",
         "VtsHalSensorsV1_0TargetTest.cpp",
diff --git a/sensors/2.0/vts/functional/Android.bp b/sensors/2.0/vts/functional/Android.bp
index cf7c9fa..c4ec866 100644
--- a/sensors/2.0/vts/functional/Android.bp
+++ b/sensors/2.0/vts/functional/Android.bp
@@ -27,6 +27,9 @@
     name: "VtsHalSensorsV2_0TargetTest",
     cflags: ["-DLOG_TAG=\"sensors_hidl_hal_test\""],
     defaults: ["VtsHalTargetTestDefaults"],
+    tidy_timeout_srcs: [
+        "VtsHalSensorsV2_0TargetTest.cpp",
+    ],
     srcs: [
         "VtsHalSensorsV2_0TargetTest.cpp",
     ],
diff --git a/sensors/common/default/2.X/multihal/tests/Android.bp b/sensors/common/default/2.X/multihal/tests/Android.bp
index d8e7ce6..21d1d77 100644
--- a/sensors/common/default/2.X/multihal/tests/Android.bp
+++ b/sensors/common/default/2.X/multihal/tests/Android.bp
@@ -99,6 +99,9 @@
 
 cc_test {
     name: "android.hardware.sensors@2.X-halproxy-unit-tests",
+    tidy_timeout_srcs: [
+        "HalProxy_test.cpp",
+    ],
     srcs: [
         "HalProxy_test.cpp",
         "ScopedWakelock_test.cpp",
diff --git a/thermal/2.0/vts/functional/Android.bp b/thermal/2.0/vts/functional/Android.bp
index f26c1af..29dffcb 100644
--- a/thermal/2.0/vts/functional/Android.bp
+++ b/thermal/2.0/vts/functional/Android.bp
@@ -26,6 +26,7 @@
 cc_test {
     name: "VtsHalThermalV2_0TargetTest",
     defaults: ["VtsHalTargetTestDefaults"],
+    tidy_timeout_srcs: ["VtsHalThermalV2_0TargetTest.cpp"],
     srcs: ["VtsHalThermalV2_0TargetTest.cpp"],
     static_libs: [
         "android.hardware.thermal@1.0",
diff --git a/tv/Android.mk b/tv/Android.mk
new file mode 100644
index 0000000..d78614a
--- /dev/null
+++ b/tv/Android.mk
@@ -0,0 +1,2 @@
+$(eval $(call declare-1p-copy-files,hardware/interfaces/tv,tuner_vts_config_1_0.xml))
+$(eval $(call declare-1p-copy-files,hardware/interfaces/tv,tuner_vts_config_1_1.xml))
diff --git a/update-base-files.sh b/update-base-files.sh
index d01847d..bf7f6e4 100755
--- a/update-base-files.sh
+++ b/update-base-files.sh
@@ -45,8 +45,11 @@
          -o $ANDROID_BUILD_TOP/system/media/audio/include/system/audio_common-base.h \
          android.hardware.audio.common@7.0
 hidl-gen $options \
-         -o $ANDROID_BUILD_TOP/system/media/audio/include/system/audio-base.h \
+         -o $ANDROID_BUILD_TOP/system/media/audio/include/system/audio-base-v7.0.h \
          android.hardware.audio@7.0
 hidl-gen $options \
+         -o $ANDROID_BUILD_TOP/system/media/audio/include/system/audio-base-v7.1.h \
+         android.hardware.audio@7.1
+hidl-gen $options \
          -o $ANDROID_BUILD_TOP/system/media/audio/include/system/audio_effect-base.h \
          android.hardware.audio.effect@7.0
diff --git a/vibrator/aidl/vts/Android.bp b/vibrator/aidl/vts/Android.bp
index 3f328fa..1261870 100644
--- a/vibrator/aidl/vts/Android.bp
+++ b/vibrator/aidl/vts/Android.bp
@@ -13,6 +13,7 @@
         "VtsHalTargetTestDefaults",
         "use_libaidlvintf_gtest_helper_static",
     ],
+    tidy_timeout_srcs: ["VtsHalVibratorTargetTest.cpp"],
     srcs: ["VtsHalVibratorTargetTest.cpp"],
     shared_libs: [
         "libbinder",
diff --git a/wifi/1.0/vts/functional/Android.bp b/wifi/1.0/vts/functional/Android.bp
index 6c0ebf7..ebfa164 100644
--- a/wifi/1.0/vts/functional/Android.bp
+++ b/wifi/1.0/vts/functional/Android.bp
@@ -48,6 +48,9 @@
 cc_test {
     name: "VtsHalWifiV1_0TargetTest",
     defaults: ["VtsHalTargetTestDefaults"],
+    tidy_timeout_srcs: [
+        "wifi_chip_hidl_test.cpp",
+    ],
     srcs: [
         "wifi_chip_hidl_test.cpp",
         "wifi_p2p_iface_hidl_test.cpp",
diff --git a/wifi/hostapd/1.3/vts/functional/Android.bp b/wifi/hostapd/1.3/vts/functional/Android.bp
index 6eceadf..78cd4af 100644
--- a/wifi/hostapd/1.3/vts/functional/Android.bp
+++ b/wifi/hostapd/1.3/vts/functional/Android.bp
@@ -26,6 +26,9 @@
 cc_test {
     name: "VtsHalWifiHostapdV1_3TargetTest",
     defaults: ["VtsHalTargetTestDefaults"],
+    tidy_timeout_srcs: [
+        "hostapd_hidl_test.cpp",
+    ],
     srcs: [
         "hostapd_hidl_test.cpp",
     ],
diff --git a/wifi/supplicant/1.0/vts/functional/Android.bp b/wifi/supplicant/1.0/vts/functional/Android.bp
index 121117c..2d86822 100644
--- a/wifi/supplicant/1.0/vts/functional/Android.bp
+++ b/wifi/supplicant/1.0/vts/functional/Android.bp
@@ -44,6 +44,9 @@
 cc_test {
     name: "VtsHalWifiSupplicantV1_0TargetTest",
     defaults: ["VtsHalTargetTestDefaults"],
+    tidy_timeout_srcs: [
+        "supplicant_sta_network_hidl_test.cpp",
+    ],
     srcs: [
         "supplicant_hidl_test.cpp",
         "supplicant_sta_iface_hidl_test.cpp",
@@ -71,6 +74,9 @@
 cc_test {
     name: "VtsHalWifiSupplicantP2pV1_0TargetTest",
     defaults: ["VtsHalTargetTestDefaults"],
+    tidy_timeout_srcs: [
+        "supplicant_p2p_iface_hidl_test.cpp",
+    ],
     srcs: [
         "VtsHalWifiSupplicantP2pV1_0TargetTest.cpp",
         "supplicant_p2p_iface_hidl_test.cpp",
diff --git a/wifi/supplicant/aidl/aidl_api/android.hardware.wifi.supplicant/current/android/hardware/wifi/supplicant/ISupplicant.aidl b/wifi/supplicant/aidl/aidl_api/android.hardware.wifi.supplicant/current/android/hardware/wifi/supplicant/ISupplicant.aidl
index b4371fd..4b26ac3 100644
--- a/wifi/supplicant/aidl/aidl_api/android.hardware.wifi.supplicant/current/android/hardware/wifi/supplicant/ISupplicant.aidl
+++ b/wifi/supplicant/aidl/aidl_api/android.hardware.wifi.supplicant/current/android/hardware/wifi/supplicant/ISupplicant.aidl
@@ -34,11 +34,11 @@
 package android.hardware.wifi.supplicant;
 @VintfStability
 interface ISupplicant {
-  android.hardware.wifi.supplicant.ISupplicantP2pIface addP2pInterface(in String ifName);
-  android.hardware.wifi.supplicant.ISupplicantStaIface addStaInterface(in String ifName);
+  @PropagateAllowBlocking android.hardware.wifi.supplicant.ISupplicantP2pIface addP2pInterface(in String ifName);
+  @PropagateAllowBlocking android.hardware.wifi.supplicant.ISupplicantStaIface addStaInterface(in String ifName);
   android.hardware.wifi.supplicant.DebugLevel getDebugLevel();
-  android.hardware.wifi.supplicant.ISupplicantP2pIface getP2pInterface(in String ifName);
-  android.hardware.wifi.supplicant.ISupplicantStaIface getStaInterface(in String ifName);
+  @PropagateAllowBlocking android.hardware.wifi.supplicant.ISupplicantP2pIface getP2pInterface(in String ifName);
+  @PropagateAllowBlocking android.hardware.wifi.supplicant.ISupplicantStaIface getStaInterface(in String ifName);
   boolean isDebugShowKeysEnabled();
   boolean isDebugShowTimestampEnabled();
   android.hardware.wifi.supplicant.IfaceInfo[] listInterfaces();
diff --git a/wifi/supplicant/aidl/aidl_api/android.hardware.wifi.supplicant/current/android/hardware/wifi/supplicant/ISupplicantP2pIface.aidl b/wifi/supplicant/aidl/aidl_api/android.hardware.wifi.supplicant/current/android/hardware/wifi/supplicant/ISupplicantP2pIface.aidl
index ca7be73..7876d86 100644
--- a/wifi/supplicant/aidl/aidl_api/android.hardware.wifi.supplicant/current/android/hardware/wifi/supplicant/ISupplicantP2pIface.aidl
+++ b/wifi/supplicant/aidl/aidl_api/android.hardware.wifi.supplicant/current/android/hardware/wifi/supplicant/ISupplicantP2pIface.aidl
@@ -37,7 +37,7 @@
   void addBonjourService(in byte[] query, in byte[] response);
   void addGroup(in boolean persistent, in int persistentNetworkId);
   void addGroupWithConfig(in byte[] ssid, in String pskPassphrase, in boolean persistent, in int freq, in byte[] peerAddress, in boolean joinExistingGroup);
-  android.hardware.wifi.supplicant.ISupplicantP2pNetwork addNetwork();
+  @PropagateAllowBlocking android.hardware.wifi.supplicant.ISupplicantP2pNetwork addNetwork();
   void addUpnpService(in int version, in String serviceName);
   void cancelConnect();
   void cancelServiceDiscovery(in long identifier);
@@ -54,7 +54,7 @@
   boolean getEdmg();
   android.hardware.wifi.supplicant.P2pGroupCapabilityMask getGroupCapability(in byte[] peerAddress);
   String getName();
-  android.hardware.wifi.supplicant.ISupplicantP2pNetwork getNetwork(in int id);
+  @PropagateAllowBlocking android.hardware.wifi.supplicant.ISupplicantP2pNetwork getNetwork(in int id);
   byte[] getSsid(in byte[] peerAddress);
   android.hardware.wifi.supplicant.IfaceType getType();
   void invite(in String groupIfName, in byte[] goDeviceAddress, in byte[] peerAddress);
diff --git a/wifi/supplicant/aidl/aidl_api/android.hardware.wifi.supplicant/current/android/hardware/wifi/supplicant/ISupplicantStaIface.aidl b/wifi/supplicant/aidl/aidl_api/android.hardware.wifi.supplicant/current/android/hardware/wifi/supplicant/ISupplicantStaIface.aidl
index ca40379..20c52ac 100644
--- a/wifi/supplicant/aidl/aidl_api/android.hardware.wifi.supplicant/current/android/hardware/wifi/supplicant/ISupplicantStaIface.aidl
+++ b/wifi/supplicant/aidl/aidl_api/android.hardware.wifi.supplicant/current/android/hardware/wifi/supplicant/ISupplicantStaIface.aidl
@@ -36,7 +36,7 @@
 interface ISupplicantStaIface {
   int addDppPeerUri(in String uri);
   int addExtRadioWork(in String name, in int freqInMhz, in int timeoutInSec);
-  android.hardware.wifi.supplicant.ISupplicantStaNetwork addNetwork();
+  @PropagateAllowBlocking android.hardware.wifi.supplicant.ISupplicantStaNetwork addNetwork();
   void addRxFilter(in android.hardware.wifi.supplicant.RxFilterType type);
   void cancelWps();
   void disconnect();
@@ -48,7 +48,7 @@
   android.hardware.wifi.supplicant.KeyMgmtMask getKeyMgmtCapabilities();
   byte[] getMacAddress();
   String getName();
-  android.hardware.wifi.supplicant.ISupplicantStaNetwork getNetwork(in int id);
+  @PropagateAllowBlocking android.hardware.wifi.supplicant.ISupplicantStaNetwork getNetwork(in int id);
   android.hardware.wifi.supplicant.IfaceType getType();
   android.hardware.wifi.supplicant.WpaDriverCapabilitiesMask getWpaDriverCapabilities();
   void initiateAnqpQuery(in byte[] macAddress, in android.hardware.wifi.supplicant.AnqpInfoId[] infoElements, in android.hardware.wifi.supplicant.Hs20AnqpSubtypes[] subTypes);
diff --git a/wifi/supplicant/aidl/android/hardware/wifi/supplicant/ISupplicant.aidl b/wifi/supplicant/aidl/android/hardware/wifi/supplicant/ISupplicant.aidl
index 2ac1db7..c17289d 100644
--- a/wifi/supplicant/aidl/android/hardware/wifi/supplicant/ISupplicant.aidl
+++ b/wifi/supplicant/aidl/android/hardware/wifi/supplicant/ISupplicant.aidl
@@ -46,8 +46,8 @@
      *         |SupplicantStatusCode.FAILURE_UNKNOWN|,
      *         |SupplicantStatusCode.FAILURE_IFACE_EXISTS|
      */
-    ISupplicantP2pIface addP2pInterface(in String ifName);
-    ISupplicantStaIface addStaInterface(in String ifName);
+    @PropagateAllowBlocking ISupplicantP2pIface addP2pInterface(in String ifName);
+    @PropagateAllowBlocking ISupplicantStaIface addStaInterface(in String ifName);
 
     /**
      * Get the debug level set.
@@ -68,8 +68,8 @@
      *         |SupplicantStatusCode.FAILURE_UNKNOWN|,
      *         |SupplicantStatusCode.FAILURE_IFACE_UNKNOWN|
      */
-    ISupplicantP2pIface getP2pInterface(in String ifName);
-    ISupplicantStaIface getStaInterface(in String ifName);
+    @PropagateAllowBlocking ISupplicantP2pIface getP2pInterface(in String ifName);
+    @PropagateAllowBlocking ISupplicantStaIface getStaInterface(in String ifName);
 
     /**
      * Get whether the keys are shown in the debug logs or not.
diff --git a/wifi/supplicant/aidl/android/hardware/wifi/supplicant/ISupplicantP2pIface.aidl b/wifi/supplicant/aidl/android/hardware/wifi/supplicant/ISupplicantP2pIface.aidl
index 64839e7..5394f49 100644
--- a/wifi/supplicant/aidl/android/hardware/wifi/supplicant/ISupplicantP2pIface.aidl
+++ b/wifi/supplicant/aidl/android/hardware/wifi/supplicant/ISupplicantP2pIface.aidl
@@ -103,7 +103,7 @@
      *         |SupplicantStatusCode.FAILURE_UNKNOWN|,
      *         |SupplicantStatusCode.FAILURE_IFACE_INVALID|
      */
-    ISupplicantP2pNetwork addNetwork();
+    @PropagateAllowBlocking ISupplicantP2pNetwork addNetwork();
 
     /**
      * This command can be used to add a UPNP service.
@@ -320,7 +320,7 @@
      *         |SupplicantStatusCode.FAILURE_IFACE_INVALID|,
      *         |SupplicantStatusCode.FAILURE_NETWORK_UNKNOWN|
      */
-    ISupplicantP2pNetwork getNetwork(in int id);
+    @PropagateAllowBlocking ISupplicantP2pNetwork getNetwork(in int id);
 
     /**
      * Gets the operational SSID of the device.
diff --git a/wifi/supplicant/aidl/android/hardware/wifi/supplicant/ISupplicantStaIface.aidl b/wifi/supplicant/aidl/android/hardware/wifi/supplicant/ISupplicantStaIface.aidl
index b48fa04..5cb236f 100644
--- a/wifi/supplicant/aidl/android/hardware/wifi/supplicant/ISupplicantStaIface.aidl
+++ b/wifi/supplicant/aidl/android/hardware/wifi/supplicant/ISupplicantStaIface.aidl
@@ -86,7 +86,7 @@
      *         |SupplicantStatusCode.FAILURE_UNKNOWN|,
      *         |SupplicantStatusCode.FAILURE_IFACE_INVALID|
      */
-    ISupplicantStaNetwork addNetwork();
+    @PropagateAllowBlocking ISupplicantStaNetwork addNetwork();
 
     /**
      * Send driver command to add the specified RX filter.
@@ -231,7 +231,7 @@
      *         |SupplicantStatusCode.FAILURE_IFACE_INVALID|,
      *         |SupplicantStatusCode.FAILURE_NETWORK_UNKNOWN|
      */
-    ISupplicantStaNetwork getNetwork(in int id);
+    @PropagateAllowBlocking ISupplicantStaNetwork getNetwork(in int id);
 
     /**
      * Retrieves the type of the network interface.