diff --git a/drm/libmediadrm/Android.bp b/drm/libmediadrm/Android.bp
index 1e1a49d..7d68c5b 100644
--- a/drm/libmediadrm/Android.bp
+++ b/drm/libmediadrm/Android.bp
@@ -36,6 +36,7 @@
         "DrmUtils.cpp",
         "DrmHalListener.cpp",
         "DrmStatus.cpp",
+        "DrmMetricsLogger.cpp",
     ],
 
     local_include_dirs: [
diff --git a/drm/libmediadrm/DrmMetricsLogger.cpp b/drm/libmediadrm/DrmMetricsLogger.cpp
new file mode 100644
index 0000000..bcdfadf
--- /dev/null
+++ b/drm/libmediadrm/DrmMetricsLogger.cpp
@@ -0,0 +1,510 @@
+/*
+ * 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.
+ */
+
+// #define LOG_NDEBUG 0
+#define LOG_TAG "DrmMetricsLogger"
+
+#include <media/MediaMetrics.h>
+#include <mediadrm/DrmHal.h>
+#include <mediadrm/DrmMetricsLogger.h>
+#include <mediadrm/DrmUtils.h>
+
+namespace android {
+
+namespace {
+
+std::vector<uint8_t> toStdVec(Vector<uint8_t> const& sessionId) {
+    auto sessionKey = sessionId.array();
+    std::vector<uint8_t> vec(sessionKey, sessionKey + sessionId.size());
+    return vec;
+}
+}  // namespace
+
+DrmMetricsLogger::DrmMetricsLogger(IDrmFrontend frontend)
+    : mImpl(sp<DrmHal>::make()), mUuid(), mObjNonceMsb(0), mObjNonceLsb(0), mFrontend(frontend) {}
+
+DrmMetricsLogger::~DrmMetricsLogger() {}
+
+DrmStatus DrmMetricsLogger::initCheck() const {
+    DrmStatus status = mImpl->initCheck();
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__);
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::isCryptoSchemeSupported(const uint8_t uuid[16], const String8& mimeType,
+                                                    DrmPlugin::SecurityLevel securityLevel,
+                                                    bool* result) {
+    DrmStatus status = mImpl->isCryptoSchemeSupported(uuid, mimeType, securityLevel, result);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__);
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::createPlugin(const uint8_t uuid[16], const String8& appPackageName) {
+    std::memcpy(mUuid, uuid, sizeof(mUuid));
+    if (checkGetRandom(&mObjNonceMsb, __func__) == OK &&
+        checkGetRandom(&mObjNonceLsb, __func__) == OK) {
+        DrmStatus status = mImpl->createPlugin(uuid, appPackageName);
+        if (status == OK) {
+            reportMediaDrmCreated();
+        } else {
+            reportMediaDrmErrored(status, __func__);
+        }
+        return status;
+    }
+    return ERROR_DRM_RESOURCE_BUSY;
+}
+
+DrmStatus DrmMetricsLogger::destroyPlugin() {
+    DrmStatus status = mImpl->destroyPlugin();
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__);
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::openSession(DrmPlugin::SecurityLevel securityLevel,
+                                        Vector<uint8_t>& sessionId) {
+    SessionContext ctx{};
+    if (checkGetRandom(&ctx.mNonceMsb, __func__) == OK &&
+        checkGetRandom(&ctx.mNonceLsb, __func__) == OK) {
+        DrmStatus status = mImpl->openSession(securityLevel, sessionId);
+        if (status == OK) {
+            std::vector<uint8_t> sessionKey = toStdVec(sessionId);
+            ctx.mTargetSecurityLevel = securityLevel;
+            if (getSecurityLevel(sessionId, &ctx.mActualSecurityLevel) != OK) {
+                ctx.mActualSecurityLevel = DrmPlugin::kSecurityLevelUnknown;
+            }
+            {
+                const std::lock_guard<std::mutex> lock(mSessionMapMutex);
+                mSessionMap.insert({sessionKey, ctx});
+            }
+            reportMediaDrmSessionOpened(sessionKey);
+        } else {
+            reportMediaDrmErrored(status, __func__);
+        }
+        return status;
+    }
+    return ERROR_DRM_RESOURCE_BUSY;
+}
+
+DrmStatus DrmMetricsLogger::closeSession(Vector<uint8_t> const& sessionId) {
+    std::vector<uint8_t> sid = toStdVec(sessionId);
+    {
+        const std::lock_guard<std::mutex> lock(mSessionMapMutex);
+        mSessionMap.erase(sid);
+    }
+    DrmStatus status = mImpl->closeSession(sessionId);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__, sid);
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::getKeyRequest(Vector<uint8_t> const& sessionId,
+                                          Vector<uint8_t> const& initData, String8 const& mimeType,
+                                          DrmPlugin::KeyType keyType,
+                                          KeyedVector<String8, String8> const& optionalParameters,
+                                          Vector<uint8_t>& request, String8& defaultUrl,
+                                          DrmPlugin::KeyRequestType* keyRequestType) {
+    DrmStatus status =
+            mImpl->getKeyRequest(sessionId, initData, mimeType, keyType, optionalParameters,
+                                 request, defaultUrl, keyRequestType);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__, toStdVec(sessionId));
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::provideKeyResponse(Vector<uint8_t> const& sessionId,
+                                               Vector<uint8_t> const& response,
+                                               Vector<uint8_t>& keySetId) {
+    DrmStatus status = mImpl->provideKeyResponse(sessionId, response, keySetId);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__, toStdVec(sessionId));
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::removeKeys(Vector<uint8_t> const& keySetId) {
+    DrmStatus status = mImpl->removeKeys(keySetId);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__);
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::restoreKeys(Vector<uint8_t> const& sessionId,
+                                        Vector<uint8_t> const& keySetId) {
+    DrmStatus status = mImpl->restoreKeys(sessionId, keySetId);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__, toStdVec(sessionId));
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::queryKeyStatus(Vector<uint8_t> const& sessionId,
+                                           KeyedVector<String8, String8>& infoMap) const {
+    DrmStatus status = mImpl->queryKeyStatus(sessionId, infoMap);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__, toStdVec(sessionId));
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::getProvisionRequest(String8 const& certType,
+                                                String8 const& certAuthority,
+                                                Vector<uint8_t>& request, String8& defaultUrl) {
+    DrmStatus status = mImpl->getProvisionRequest(certType, certAuthority, request, defaultUrl);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__);
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::provideProvisionResponse(Vector<uint8_t> const& response,
+                                                     Vector<uint8_t>& certificate,
+                                                     Vector<uint8_t>& wrappedKey) {
+    DrmStatus status = mImpl->provideProvisionResponse(response, certificate, wrappedKey);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__);
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::getSecureStops(List<Vector<uint8_t>>& secureStops) {
+    DrmStatus status = mImpl->getSecureStops(secureStops);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__);
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::getSecureStopIds(List<Vector<uint8_t>>& secureStopIds) {
+    DrmStatus status = mImpl->getSecureStopIds(secureStopIds);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__);
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::getSecureStop(Vector<uint8_t> const& ssid,
+                                          Vector<uint8_t>& secureStop) {
+    DrmStatus status = mImpl->getSecureStop(ssid, secureStop);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__);
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::releaseSecureStops(Vector<uint8_t> const& ssRelease) {
+    DrmStatus status = mImpl->releaseSecureStops(ssRelease);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__);
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::removeSecureStop(Vector<uint8_t> const& ssid) {
+    DrmStatus status = mImpl->removeSecureStop(ssid);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__);
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::removeAllSecureStops() {
+    DrmStatus status = mImpl->removeAllSecureStops();
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__);
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::getHdcpLevels(DrmPlugin::HdcpLevel* connectedLevel,
+                                          DrmPlugin::HdcpLevel* maxLevel) const {
+    DrmStatus status = mImpl->getHdcpLevels(connectedLevel, maxLevel);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__);
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::getNumberOfSessions(uint32_t* currentSessions,
+                                                uint32_t* maxSessions) const {
+    DrmStatus status = mImpl->getNumberOfSessions(currentSessions, maxSessions);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__);
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::getSecurityLevel(Vector<uint8_t> const& sessionId,
+                                             DrmPlugin::SecurityLevel* level) const {
+    DrmStatus status = mImpl->getSecurityLevel(sessionId, level);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__, toStdVec(sessionId));
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::getOfflineLicenseKeySetIds(List<Vector<uint8_t>>& keySetIds) const {
+    DrmStatus status = mImpl->getOfflineLicenseKeySetIds(keySetIds);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__);
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::removeOfflineLicense(Vector<uint8_t> const& keySetId) {
+    DrmStatus status = mImpl->removeOfflineLicense(keySetId);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__);
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::getOfflineLicenseState(
+        Vector<uint8_t> const& keySetId, DrmPlugin::OfflineLicenseState* licenseState) const {
+    DrmStatus status = mImpl->getOfflineLicenseState(keySetId, licenseState);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__);
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::getPropertyString(String8 const& name, String8& value) const {
+    DrmStatus status = mImpl->getPropertyString(name, value);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__);
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::getPropertyByteArray(String8 const& name,
+                                                 Vector<uint8_t>& value) const {
+    DrmStatus status = mImpl->getPropertyByteArray(name, value);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__);
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::setPropertyString(String8 const& name, String8 const& value) const {
+    DrmStatus status = mImpl->setPropertyString(name, value);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__);
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::setPropertyByteArray(String8 const& name,
+                                                 Vector<uint8_t> const& value) const {
+    DrmStatus status = mImpl->setPropertyByteArray(name, value);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__);
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::getMetrics(const sp<IDrmMetricsConsumer>& consumer) {
+    DrmStatus status = mImpl->getMetrics(consumer);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__);
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::setCipherAlgorithm(Vector<uint8_t> const& sessionId,
+                                               String8 const& algorithm) {
+    DrmStatus status = mImpl->setCipherAlgorithm(sessionId, algorithm);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__, toStdVec(sessionId));
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::setMacAlgorithm(Vector<uint8_t> const& sessionId,
+                                            String8 const& algorithm) {
+    DrmStatus status = mImpl->setMacAlgorithm(sessionId, algorithm);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__, toStdVec(sessionId));
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::encrypt(Vector<uint8_t> const& sessionId, Vector<uint8_t> const& keyId,
+                                    Vector<uint8_t> const& input, Vector<uint8_t> const& iv,
+                                    Vector<uint8_t>& output) {
+    DrmStatus status = mImpl->encrypt(sessionId, keyId, input, iv, output);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__, toStdVec(sessionId));
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::decrypt(Vector<uint8_t> const& sessionId, Vector<uint8_t> const& keyId,
+                                    Vector<uint8_t> const& input, Vector<uint8_t> const& iv,
+                                    Vector<uint8_t>& output) {
+    DrmStatus status = mImpl->decrypt(sessionId, keyId, input, iv, output);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__, toStdVec(sessionId));
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::sign(Vector<uint8_t> const& sessionId, Vector<uint8_t> const& keyId,
+                                 Vector<uint8_t> const& message, Vector<uint8_t>& signature) {
+    DrmStatus status = mImpl->sign(sessionId, keyId, message, signature);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__, toStdVec(sessionId));
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::verify(Vector<uint8_t> const& sessionId, Vector<uint8_t> const& keyId,
+                                   Vector<uint8_t> const& message, Vector<uint8_t> const& signature,
+                                   bool& match) {
+    DrmStatus status = mImpl->verify(sessionId, keyId, message, signature, match);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__, toStdVec(sessionId));
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::signRSA(Vector<uint8_t> const& sessionId, String8 const& algorithm,
+                                    Vector<uint8_t> const& message,
+                                    Vector<uint8_t> const& wrappedKey, Vector<uint8_t>& signature) {
+    DrmStatus status = mImpl->signRSA(sessionId, algorithm, message, wrappedKey, signature);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__, toStdVec(sessionId));
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::setListener(const sp<IDrmClient>& listener) {
+    DrmStatus status = mImpl->setListener(listener);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__);
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::requiresSecureDecoder(const char* mime, bool* required) const {
+    DrmStatus status = mImpl->requiresSecureDecoder(mime, required);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__);
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::requiresSecureDecoder(const char* mime,
+                                                  DrmPlugin::SecurityLevel securityLevel,
+                                                  bool* required) const {
+    DrmStatus status = mImpl->requiresSecureDecoder(mime, securityLevel, required);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__);
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::setPlaybackId(Vector<uint8_t> const& sessionId,
+                                          const char* playbackId) {
+    DrmStatus status = mImpl->setPlaybackId(sessionId, playbackId);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__, toStdVec(sessionId));
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::getLogMessages(Vector<drm::V1_4::LogMessage>& logs) const {
+    DrmStatus status = mImpl->getLogMessages(logs);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__);
+    }
+    return status;
+}
+
+DrmStatus DrmMetricsLogger::getSupportedSchemes(std::vector<uint8_t>& schemes) const {
+    DrmStatus status = mImpl->getSupportedSchemes(schemes);
+    if (status != OK) {
+        reportMediaDrmErrored(status, __func__);
+    }
+    return status;
+}
+
+void DrmMetricsLogger::reportMediaDrmCreated() const {
+    mediametrics_handle_t handle(mediametrics_create("mediadrm.created"));
+    mediametrics_setInt64(handle, "uuid_msb", be64toh(mUuid[0]));
+    mediametrics_setInt64(handle, "uuid_lsb", be64toh(mUuid[1]));
+    mediametrics_setInt32(handle, "frontend", mFrontend);
+    mediametrics_selfRecord(handle);
+    mediametrics_delete(handle);
+}
+
+void DrmMetricsLogger::reportMediaDrmSessionOpened(std::vector<uint8_t> sessionId) const {
+    mediametrics_handle_t handle(mediametrics_create("mediadrm.session_opened"));
+    mediametrics_setInt64(handle, "obj_nonce_msb", mObjNonceMsb);
+    mediametrics_setInt64(handle, "obj_nonce_lsb", mObjNonceLsb);
+    const std::lock_guard<std::mutex> lock(mSessionMapMutex);
+    auto it = mSessionMap.find(sessionId);
+    if (it != mSessionMap.end()) {
+        mediametrics_setInt64(handle, "session_nonce_msb", it->second.mNonceMsb);
+        mediametrics_setInt64(handle, "session_nonce_lsb", it->second.mNonceLsb);
+        mediametrics_setInt64(handle, "target_seucrity_level", it->second.mTargetSecurityLevel);
+        mediametrics_setInt64(handle, "actual_seucrity_level", it->second.mActualSecurityLevel);
+    }
+    mediametrics_setInt32(handle, "frontend", mFrontend);
+    mediametrics_selfRecord(handle);
+    mediametrics_delete(handle);
+}
+
+void DrmMetricsLogger::reportMediaDrmErrored(DrmStatus error_code, const char* api,
+                                             std::vector<uint8_t> sessionId) const {
+    mediametrics_handle_t handle(mediametrics_create("mediadrm.errored"));
+    mediametrics_setInt64(handle, "obj_nonce_msb", mObjNonceMsb);
+    mediametrics_setInt64(handle, "obj_nonce_lsb", mObjNonceLsb);
+    if (!sessionId.empty()) {
+        const std::lock_guard<std::mutex> lock(mSessionMapMutex);
+        auto it = mSessionMap.find(sessionId);
+        if (it != mSessionMap.end()) {
+            mediametrics_setInt64(handle, "session_nonce_msb", it->second.mNonceMsb);
+            mediametrics_setInt64(handle, "session_nonce_lsb", it->second.mNonceLsb);
+        }
+    }
+    mediametrics_setInt64(handle, "uuid_msb", be64toh(mUuid[0]));
+    mediametrics_setInt64(handle, "uuid_lsb", be64toh(mUuid[1]));
+    mediametrics_setInt32(handle, "error_code", error_code);
+    mediametrics_setCString(handle, "api", api);
+    mediametrics_setInt32(handle, "frontend", mFrontend);
+    mediametrics_selfRecord(handle);
+    mediametrics_delete(handle);
+}
+
+DrmStatus DrmMetricsLogger::checkGetRandom(int64_t* nonce, const char* api) {
+    ssize_t bytes = getrandom(nonce, sizeof(int64_t), GRND_NONBLOCK);
+    if (bytes < sizeof(int64_t)) {
+        ALOGE("getrandom failed: %d", errno);
+        reportMediaDrmErrored(ERROR_DRM_RESOURCE_BUSY, api);
+        return ERROR_DRM_RESOURCE_BUSY;
+    }
+    return OK;
+}
+
+}  // namespace android
\ No newline at end of file
diff --git a/drm/libmediadrm/DrmUtils.cpp b/drm/libmediadrm/DrmUtils.cpp
index cb103f7..a99b1d1 100644
--- a/drm/libmediadrm/DrmUtils.cpp
+++ b/drm/libmediadrm/DrmUtils.cpp
@@ -59,11 +59,11 @@
 
 namespace {
 
-template <typename Hal>
-Hal* MakeObject(status_t* pstatus) {
+template <typename Hal, typename... Ts>
+Hal* MakeObject(status_t* pstatus, Ts... args) {
     status_t err = OK;
     status_t& status = pstatus ? *pstatus : err;
-    auto obj = new Hal();
+    auto obj = new Hal(args...);
     status = obj->initCheck();
     if (status != OK && status != NO_INIT) {
         return NULL;
@@ -192,8 +192,8 @@
     return factories;
 }
 
-sp<IDrm> MakeDrm(status_t* pstatus) {
-    return MakeObject<DrmHal>(pstatus);
+sp<IDrm> MakeDrm(IDrmFrontend frontend, status_t* pstatus) {
+    return MakeObject<DrmMetricsLogger>(pstatus, frontend);
 }
 
 sp<ICrypto> MakeCrypto(status_t* pstatus) {
diff --git a/drm/libmediadrm/include/mediadrm/DrmHalHidl.h b/drm/libmediadrm/include/mediadrm/DrmHalHidl.h
index 45764a1..73a9e1d 100644
--- a/drm/libmediadrm/include/mediadrm/DrmHalHidl.h
+++ b/drm/libmediadrm/include/mediadrm/DrmHalHidl.h
@@ -70,7 +70,7 @@
                                               DrmPlugin::SecurityLevel level, bool* isSupported);
 
     virtual DrmStatus createPlugin(const uint8_t uuid[16],
-                                  const String8 &appPackageName);
+                                   const String8 &appPackageName);
 
     virtual DrmStatus destroyPlugin();
 
diff --git a/drm/libmediadrm/include/mediadrm/DrmMetricsLogger.h b/drm/libmediadrm/include/mediadrm/DrmMetricsLogger.h
new file mode 100644
index 0000000..638fb35
--- /dev/null
+++ b/drm/libmediadrm/include/mediadrm/DrmMetricsLogger.h
@@ -0,0 +1,166 @@
+/*
+ * 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 <mediadrm/DrmStatus.h>
+#include <mediadrm/IDrm.h>
+#include <sys/random.h>
+#include <map>
+#include <mutex>
+
+#ifndef DRM_METRICS_LOGGER_H
+#define DRM_METRICS_LOGGER_H
+
+namespace android {
+
+struct SessionContext {
+    int64_t mNonceMsb;
+    int64_t mNonceLsb;
+    int64_t mTargetSecurityLevel;
+    DrmPlugin::SecurityLevel mActualSecurityLevel;
+};
+
+class DrmMetricsLogger : public IDrm {
+  public:
+    DrmMetricsLogger(IDrmFrontend);
+
+    virtual ~DrmMetricsLogger();
+
+    virtual DrmStatus initCheck() const;
+
+    virtual DrmStatus isCryptoSchemeSupported(const uint8_t uuid[16], const String8& mimeType,
+                                              DrmPlugin::SecurityLevel securityLevel, bool* result);
+
+    virtual DrmStatus createPlugin(const uint8_t uuid[16], const String8& appPackageName);
+
+    virtual DrmStatus destroyPlugin();
+
+    virtual DrmStatus openSession(DrmPlugin::SecurityLevel securityLevel,
+                                  Vector<uint8_t>& sessionId);
+
+    virtual DrmStatus closeSession(Vector<uint8_t> const& sessionId);
+
+    virtual DrmStatus getKeyRequest(Vector<uint8_t> const& sessionId,
+                                    Vector<uint8_t> const& initData, String8 const& mimeType,
+                                    DrmPlugin::KeyType keyType,
+                                    KeyedVector<String8, String8> const& optionalParameters,
+                                    Vector<uint8_t>& request, String8& defaultUrl,
+                                    DrmPlugin::KeyRequestType* keyRequestType);
+
+    virtual DrmStatus provideKeyResponse(Vector<uint8_t> const& sessionId,
+                                         Vector<uint8_t> const& response,
+                                         Vector<uint8_t>& keySetId);
+
+    virtual DrmStatus removeKeys(Vector<uint8_t> const& keySetId);
+
+    virtual DrmStatus restoreKeys(Vector<uint8_t> const& sessionId,
+                                  Vector<uint8_t> const& keySetId);
+
+    virtual DrmStatus queryKeyStatus(Vector<uint8_t> const& sessionId,
+                                     KeyedVector<String8, String8>& infoMap) const;
+
+    virtual DrmStatus getProvisionRequest(String8 const& certType, String8 const& certAuthority,
+                                          Vector<uint8_t>& request, String8& defaultUrl);
+
+    virtual DrmStatus provideProvisionResponse(Vector<uint8_t> const& response,
+                                               Vector<uint8_t>& certificate,
+                                               Vector<uint8_t>& wrappedKey);
+
+    virtual DrmStatus getSecureStops(List<Vector<uint8_t>>& secureStops);
+    virtual DrmStatus getSecureStopIds(List<Vector<uint8_t>>& secureStopIds);
+    virtual DrmStatus getSecureStop(Vector<uint8_t> const& ssid, Vector<uint8_t>& secureStop);
+
+    virtual DrmStatus releaseSecureStops(Vector<uint8_t> const& ssRelease);
+    virtual DrmStatus removeSecureStop(Vector<uint8_t> const& ssid);
+    virtual DrmStatus removeAllSecureStops();
+
+    virtual DrmStatus getHdcpLevels(DrmPlugin::HdcpLevel* connectedLevel,
+                                    DrmPlugin::HdcpLevel* maxLevel) const;
+    virtual DrmStatus getNumberOfSessions(uint32_t* currentSessions, uint32_t* maxSessions) const;
+    virtual DrmStatus getSecurityLevel(Vector<uint8_t> const& sessionId,
+                                       DrmPlugin::SecurityLevel* level) const;
+
+    virtual DrmStatus getOfflineLicenseKeySetIds(List<Vector<uint8_t>>& keySetIds) const;
+    virtual DrmStatus removeOfflineLicense(Vector<uint8_t> const& keySetId);
+    virtual DrmStatus getOfflineLicenseState(Vector<uint8_t> const& keySetId,
+                                             DrmPlugin::OfflineLicenseState* licenseState) const;
+
+    virtual DrmStatus getPropertyString(String8 const& name, String8& value) const;
+    virtual DrmStatus getPropertyByteArray(String8 const& name, Vector<uint8_t>& value) const;
+    virtual DrmStatus setPropertyString(String8 const& name, String8 const& value) const;
+    virtual DrmStatus setPropertyByteArray(String8 const& name, Vector<uint8_t> const& value) const;
+
+    virtual DrmStatus getMetrics(const sp<IDrmMetricsConsumer>& consumer);
+
+    virtual DrmStatus setCipherAlgorithm(Vector<uint8_t> const& sessionId,
+                                         String8 const& algorithm);
+
+    virtual DrmStatus setMacAlgorithm(Vector<uint8_t> const& sessionId, String8 const& algorithm);
+
+    virtual DrmStatus encrypt(Vector<uint8_t> const& sessionId, Vector<uint8_t> const& keyId,
+                              Vector<uint8_t> const& input, Vector<uint8_t> const& iv,
+                              Vector<uint8_t>& output);
+
+    virtual DrmStatus decrypt(Vector<uint8_t> const& sessionId, Vector<uint8_t> const& keyId,
+                              Vector<uint8_t> const& input, Vector<uint8_t> const& iv,
+                              Vector<uint8_t>& output);
+
+    virtual DrmStatus sign(Vector<uint8_t> const& sessionId, Vector<uint8_t> const& keyId,
+                           Vector<uint8_t> const& message, Vector<uint8_t>& signature);
+
+    virtual DrmStatus verify(Vector<uint8_t> const& sessionId, Vector<uint8_t> const& keyId,
+                             Vector<uint8_t> const& message, Vector<uint8_t> const& signature,
+                             bool& match);
+
+    virtual DrmStatus signRSA(Vector<uint8_t> const& sessionId, String8 const& algorithm,
+                              Vector<uint8_t> const& message, Vector<uint8_t> const& wrappedKey,
+                              Vector<uint8_t>& signature);
+
+    virtual DrmStatus setListener(const sp<IDrmClient>& listener);
+
+    virtual DrmStatus requiresSecureDecoder(const char* mime, bool* required) const;
+
+    virtual DrmStatus requiresSecureDecoder(const char* mime,
+                                            DrmPlugin::SecurityLevel securityLevel,
+                                            bool* required) const;
+
+    virtual DrmStatus setPlaybackId(Vector<uint8_t> const& sessionId, const char* playbackId);
+
+    virtual DrmStatus getLogMessages(Vector<drm::V1_4::LogMessage>& logs) const;
+
+    virtual DrmStatus getSupportedSchemes(std::vector<uint8_t>& schemes) const;
+
+    void reportMediaDrmCreated() const;
+
+    void reportMediaDrmSessionOpened(std::vector<uint8_t> sessionId) const;
+
+    void reportMediaDrmErrored(DrmStatus error_code, const char* api,
+                               std::vector<uint8_t> sessionId = std::vector<uint8_t>()) const;
+
+    DrmStatus checkGetRandom(int64_t* nonce, const char* api);
+
+  private:
+    sp<IDrm> mImpl;
+    int64_t mUuid[2] = {};
+    int64_t mObjNonceMsb, mObjNonceLsb;
+    std::map<std::vector<uint8_t>, SessionContext> mSessionMap;
+    mutable std::mutex mSessionMapMutex;
+    IDrmFrontend mFrontend;
+    DISALLOW_EVIL_CONSTRUCTORS(DrmMetricsLogger);
+};
+
+}  // namespace android
+
+#endif  // DRM_METRICS_LOGGER_H
\ No newline at end of file
diff --git a/drm/libmediadrm/include/mediadrm/IDrm.h b/drm/libmediadrm/include/mediadrm/IDrm.h
index 3dc7485..f37d1d1 100644
--- a/drm/libmediadrm/include/mediadrm/IDrm.h
+++ b/drm/libmediadrm/include/mediadrm/IDrm.h
@@ -33,6 +33,13 @@
 }  // namespace drm
 }  // namespace hardware
 
+enum IDrmFrontend : int32_t {
+    IDRM_UNKNOWN = 0,
+    IDRM_JNI = 1,
+    IDRM_NDK = 2,
+    IDRM_NUPLAYER = 3,
+};
+
 namespace drm = ::android::hardware::drm;
 
 struct AString;
diff --git a/drm/libmediadrm/interface/mediadrm/DrmUtils.h b/drm/libmediadrm/interface/mediadrm/DrmUtils.h
index 2632ebd..94cf743 100644
--- a/drm/libmediadrm/interface/mediadrm/DrmUtils.h
+++ b/drm/libmediadrm/interface/mediadrm/DrmUtils.h
@@ -22,6 +22,7 @@
 #include <android/hardware/drm/1.4/IDrmPlugin.h>
 #include <android/hardware/drm/1.4/types.h>
 #include <media/stagefright/MediaErrors.h>
+#include <mediadrm/DrmMetricsLogger.h>
 #include <mediadrm/DrmStatus.h>
 #include <utils/Errors.h>  // for status_t
 #include <utils/Log.h>
@@ -119,7 +120,7 @@
 
 bool UseDrmService();
 
-sp<IDrm> MakeDrm(status_t *pstatus = nullptr);
+sp<IDrm> MakeDrm(IDrmFrontend frontend = IDRM_JNI, status_t* pstatus = nullptr);
 
 sp<ICrypto> MakeCrypto(status_t *pstatus = nullptr);
 
diff --git a/include/media/MicrophoneInfo.h b/include/media/MicrophoneInfo.h
index a5045b9..6d6c594 100644
--- a/include/media/MicrophoneInfo.h
+++ b/include/media/MicrophoneInfo.h
@@ -70,6 +70,9 @@
     }
 
     virtual status_t writeToParcelable(MicrophoneInfoData* parcelable) const {
+#if defined(BACKEND_NDK)
+        using ::aidl::android::convertReinterpret;
+#endif
         parcelable->deviceId = mDeviceId;
         parcelable->portId = mPortId;
         parcelable->type = VALUE_OR_RETURN_STATUS(convertReinterpret<int32_t>(mType));
@@ -98,6 +101,9 @@
     }
 
     virtual status_t readFromParcelable(const MicrophoneInfoData& parcelable) {
+#if defined(BACKEND_NDK)
+        using ::aidl::android::convertReinterpret;
+#endif
         mDeviceId = parcelable.deviceId;
         mPortId = parcelable.portId;
         mType = VALUE_OR_RETURN_STATUS(convertReinterpret<uint32_t>(parcelable.type));
@@ -208,6 +214,10 @@
     int32_t mDirectionality;
 };
 
+#if defined(BACKEND_NDK)
+using ::aidl::ConversionResult;
+#endif
+
 // Conversion routines, according to AidlConversion.h conventions.
 inline ConversionResult<MicrophoneInfo>
 aidl2legacy_MicrophoneInfo(const media::MicrophoneInfoData& aidl) {
diff --git a/media/audioaidlconversion/AidlConversionCppNdk.cpp b/media/audioaidlconversion/AidlConversionCppNdk.cpp
index 7d8a859..37887f6 100644
--- a/media/audioaidlconversion/AidlConversionCppNdk.cpp
+++ b/media/audioaidlconversion/AidlConversionCppNdk.cpp
@@ -29,7 +29,7 @@
 #include <media/stagefright/foundation/MediaDefs.h>
 
 ////////////////////////////////////////////////////////////////////////////////////////////////////
-// Utilities
+// AIDL CPP/NDK backend to legacy audio data structure conversion utilities.
 
 #if defined(BACKEND_NDK)
 /* AIDL String generated in NDK is different than CPP */
@@ -846,8 +846,8 @@
         case Tag::indexMask:
             // Index masks do not have pre-defined values.
             if (const int bits = aidl.get<Tag::indexMask>();
-                    __builtin_popcount(bits) != 0 &&
-                    __builtin_popcount(bits) <= AUDIO_CHANNEL_COUNT_MAX) {
+                __builtin_popcount(bits) != 0 &&
+                __builtin_popcount(bits) <= (int)AUDIO_CHANNEL_COUNT_MAX) {
                 return audio_channel_mask_from_representation_and_bits(
                         AUDIO_CHANNEL_REPRESENTATION_INDEX, bits);
             } else {
@@ -1123,7 +1123,7 @@
     for (size_t i = 0; i < numValues; ++i) {
         legacy.values[i] = VALUE_OR_RETURN(convertIntegral<int>(aidl.values[i]));
     }
-    legacy.ramp_duration_ms = VALUE_OR_RETURN(convertIntegral<unsigned int>(aidl.rampDurationMs));
+    legacy.ramp_duration_ms = VALUE_OR_RETURN(convertIntegral<int>(aidl.rampDurationMs));
     return legacy;
 }
 
@@ -1710,12 +1710,12 @@
     legacy.format = base.format;
     legacy.stream_type = VALUE_OR_RETURN(
             aidl2legacy_AudioStreamType_audio_stream_type_t(aidl.streamType));
-    legacy.bit_rate = VALUE_OR_RETURN(convertIntegral<uint32_t>(aidl.bitRatePerSecond));
+    legacy.bit_rate = VALUE_OR_RETURN(convertIntegral<int32_t>(aidl.bitRatePerSecond));
     legacy.duration_us = VALUE_OR_RETURN(convertIntegral<int64_t>(aidl.durationUs));
     legacy.has_video = aidl.hasVideo;
     legacy.is_streaming = aidl.isStreaming;
-    legacy.bit_width = VALUE_OR_RETURN(convertIntegral<uint32_t>(aidl.bitWidth));
-    legacy.offload_buffer_size = VALUE_OR_RETURN(convertIntegral<uint32_t>(aidl.offloadBufferSize));
+    legacy.bit_width = VALUE_OR_RETURN(convertIntegral<int32_t>(aidl.bitWidth));
+    legacy.offload_buffer_size = VALUE_OR_RETURN(convertIntegral<int32_t>(aidl.offloadBufferSize));
     legacy.usage = VALUE_OR_RETURN(aidl2legacy_AudioUsage_audio_usage_t(aidl.usage));
     legacy.encapsulation_mode = VALUE_OR_RETURN(
             aidl2legacy_AudioEncapsulationMode_audio_encapsulation_mode_t(aidl.encapsulationMode));
@@ -1789,7 +1789,7 @@
 ConversionResult<audio_config_base_t>
 aidl2legacy_AudioConfigBase_audio_config_base_t(const AudioConfigBase& aidl, bool isInput) {
     audio_config_base_t legacy;
-    legacy.sample_rate = VALUE_OR_RETURN(convertIntegral<uint32_t>(aidl.sampleRate));
+    legacy.sample_rate = VALUE_OR_RETURN(convertIntegral<int>(aidl.sampleRate));
     legacy.channel_mask = VALUE_OR_RETURN(
             aidl2legacy_AudioChannelLayout_audio_channel_mask_t(aidl.channelMask, isInput));
     legacy.format = VALUE_OR_RETURN(aidl2legacy_AudioFormatDescription_audio_format_t(aidl.format));
diff --git a/media/audioaidlconversion/AidlConversionNdk.cpp b/media/audioaidlconversion/AidlConversionNdk.cpp
new file mode 100644
index 0000000..a3e39c7
--- /dev/null
+++ b/media/audioaidlconversion/AidlConversionNdk.cpp
@@ -0,0 +1,259 @@
+/*
+ * 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 <utility>
+
+#define LOG_TAG "AidlConversionNdk"
+//#define LOG_NDEBUG 0
+#include <utils/Log.h>
+
+#include <media/AidlConversionCppNdk.h>
+#include <media/AidlConversionNdk.h>
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// AIDL NDK backend to legacy audio data structure conversion utilities.
+
+namespace aidl {
+namespace android {
+
+using ::aidl::android::hardware::audio::effect::Descriptor;
+using ::aidl::android::hardware::audio::effect::Flags;
+
+using ::android::BAD_VALUE;
+using ::android::base::unexpected;
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// Converters
+
+ConversionResult<uint32_t> aidl2legacy_Flags_Type_uint32(Flags::Type type) {
+    switch (type) {
+        case Flags::Type::INSERT:
+            return EFFECT_FLAG_TYPE_INSERT;
+        case Flags::Type::AUXILIARY:
+            return EFFECT_FLAG_TYPE_AUXILIARY;
+        case Flags::Type::REPLACE:
+            return EFFECT_FLAG_TYPE_REPLACE;
+        case Flags::Type::PRE_PROC:
+            return EFFECT_FLAG_TYPE_PRE_PROC;
+        case Flags::Type::POST_PROC:
+            return EFFECT_FLAG_TYPE_POST_PROC;
+    }
+    return unexpected(BAD_VALUE);
+}
+
+ConversionResult<uint32_t> aidl2legacy_Flags_Insert_uint32(Flags::Insert insert) {
+    switch (insert) {
+        case Flags::Insert::ANY:
+            return EFFECT_FLAG_INSERT_ANY;
+        case Flags::Insert::FIRST:
+            return EFFECT_FLAG_INSERT_FIRST;
+        case Flags::Insert::LAST:
+            return EFFECT_FLAG_INSERT_LAST;
+        case Flags::Insert::EXCLUSIVE:
+            return EFFECT_FLAG_INSERT_EXCLUSIVE;
+    }
+    return unexpected(BAD_VALUE);
+}
+
+ConversionResult<uint32_t> aidl2legacy_Flags_Volume_uint32(Flags::Volume volume) {
+    switch (volume) {
+        case Flags::Volume::NONE:
+            return 0;
+        case Flags::Volume::CTRL:
+            return EFFECT_FLAG_VOLUME_CTRL;
+        case Flags::Volume::IND:
+            return EFFECT_FLAG_VOLUME_IND;
+        case Flags::Volume::MONITOR:
+            return EFFECT_FLAG_VOLUME_MONITOR;
+    }
+    return unexpected(BAD_VALUE);
+}
+ConversionResult<uint32_t> aidl2legacy_Flags_HardwareAccelerator_uint32(
+        Flags::HardwareAccelerator hwAcceleratorMode) {
+    switch (hwAcceleratorMode) {
+        case Flags::HardwareAccelerator::NONE:
+            return 0;
+        case Flags::HardwareAccelerator::SIMPLE:
+            return EFFECT_FLAG_HW_ACC_SIMPLE;
+        case Flags::HardwareAccelerator::TUNNEL:
+            return EFFECT_FLAG_HW_ACC_TUNNEL;
+    }
+    return unexpected(BAD_VALUE);
+}
+
+ConversionResult<uint32_t> aidl2legacy_Flags_uint32(Flags aidl) {
+    uint32_t legacy = 0;
+    legacy |= VALUE_OR_RETURN(aidl2legacy_Flags_Type_uint32(aidl.type));
+    legacy |= VALUE_OR_RETURN(aidl2legacy_Flags_Insert_uint32(aidl.insert));
+    legacy |= VALUE_OR_RETURN(aidl2legacy_Flags_Volume_uint32(aidl.volume));
+    legacy |= VALUE_OR_RETURN(aidl2legacy_Flags_HardwareAccelerator_uint32(aidl.hwAcceleratorMode));
+
+    if (aidl.offloadIndication) {
+        legacy |= EFFECT_FLAG_OFFLOAD_SUPPORTED;
+    }
+    if (aidl.deviceIndication) {
+        legacy |= EFFECT_FLAG_DEVICE_IND;
+    }
+    if (aidl.audioModeIndication) {
+        legacy |= EFFECT_FLAG_AUDIO_MODE_IND;
+    }
+    if (aidl.audioSourceIndication) {
+        legacy |= EFFECT_FLAG_AUDIO_SOURCE_IND;
+    }
+    if (aidl.noProcessing) {
+        legacy |= EFFECT_FLAG_NO_PROCESS;
+    }
+    return legacy;
+}
+
+ConversionResult<Flags::Type> legacy2aidl_uint32_Flags_Type(uint32_t legacy) {
+    switch (legacy & EFFECT_FLAG_TYPE_MASK) {
+        case EFFECT_FLAG_TYPE_INSERT:
+            return Flags::Type::INSERT;
+        case EFFECT_FLAG_TYPE_AUXILIARY:
+            return Flags::Type::AUXILIARY;
+        case EFFECT_FLAG_TYPE_REPLACE:
+            return Flags::Type::REPLACE;
+        case EFFECT_FLAG_TYPE_PRE_PROC:
+            return Flags::Type::PRE_PROC;
+        case EFFECT_FLAG_TYPE_POST_PROC:
+            return Flags::Type::POST_PROC;
+    }
+    return unexpected(BAD_VALUE);
+}
+
+ConversionResult<Flags::Insert> legacy2aidl_uint32_Flags_Insert(uint32_t legacy) {
+    switch (legacy & EFFECT_FLAG_INSERT_MASK) {
+        case EFFECT_FLAG_INSERT_ANY:
+            return Flags::Insert::ANY;
+        case EFFECT_FLAG_INSERT_FIRST:
+            return Flags::Insert::FIRST;
+        case EFFECT_FLAG_INSERT_LAST:
+            return Flags::Insert::LAST;
+        case EFFECT_FLAG_INSERT_EXCLUSIVE:
+            return Flags::Insert::EXCLUSIVE;
+    }
+    return unexpected(BAD_VALUE);
+}
+
+ConversionResult<Flags::Volume> legacy2aidl_uint32_Flags_Volume(uint32_t legacy) {
+    switch (legacy & EFFECT_FLAG_VOLUME_MASK) {
+        case EFFECT_FLAG_VOLUME_IND:
+            return Flags::Volume::IND;
+        case EFFECT_FLAG_VOLUME_MONITOR:
+            return Flags::Volume::MONITOR;
+        case EFFECT_FLAG_VOLUME_NONE:
+            return Flags::Volume::NONE;
+    }
+    return unexpected(BAD_VALUE);
+}
+
+ConversionResult<Flags::HardwareAccelerator> legacy2aidl_uint32_Flags_HardwareAccelerator(
+        uint32_t legacy) {
+    switch (legacy & EFFECT_FLAG_HW_ACC_MASK) {
+        case EFFECT_FLAG_HW_ACC_SIMPLE:
+            return Flags::HardwareAccelerator::SIMPLE;
+        case EFFECT_FLAG_HW_ACC_TUNNEL:
+            return Flags::HardwareAccelerator::TUNNEL;
+    }
+    return unexpected(BAD_VALUE);
+}
+
+ConversionResult<Flags> legacy2aidl_uint32_Flags(uint32_t legacy) {
+    Flags aidl;
+
+    aidl.type = VALUE_OR_RETURN(legacy2aidl_uint32_Flags_Type(legacy));
+    aidl.insert = VALUE_OR_RETURN(legacy2aidl_uint32_Flags_Insert(legacy));
+    aidl.volume = VALUE_OR_RETURN(legacy2aidl_uint32_Flags_Volume(legacy));
+    aidl.hwAcceleratorMode = VALUE_OR_RETURN(legacy2aidl_uint32_Flags_HardwareAccelerator(legacy));
+    aidl.offloadIndication = (legacy & EFFECT_FLAG_OFFLOAD_SUPPORTED);
+    aidl.deviceIndication = (legacy & EFFECT_FLAG_DEVICE_IND);
+    aidl.audioModeIndication = (legacy & EFFECT_FLAG_AUDIO_MODE_IND);
+    aidl.audioSourceIndication = (legacy & EFFECT_FLAG_AUDIO_SOURCE_IND);
+    aidl.noProcessing = (legacy & EFFECT_FLAG_NO_PROCESS);
+    return aidl;
+}
+
+ConversionResult<effect_descriptor_t>
+aidl2legacy_Descriptor_effect_descriptor(const Descriptor& aidl) {
+    effect_descriptor_t legacy;
+    legacy.type = VALUE_OR_RETURN(aidl2legacy_AudioUuid_audio_uuid_t(aidl.common.id.type));
+    legacy.uuid = VALUE_OR_RETURN(aidl2legacy_AudioUuid_audio_uuid_t(aidl.common.id.uuid));
+    // legacy descriptor doesn't have proxy information
+    // proxy = VALUE_OR_RETURN(aidl2legacy_AudioUuid_audio_uuid_t(aidl.proxy));
+    legacy.apiVersion = EFFECT_CONTROL_API_VERSION;
+    legacy.flags = VALUE_OR_RETURN(aidl2legacy_Flags_uint32(aidl.common.flags));
+    legacy.cpuLoad = VALUE_OR_RETURN(convertIntegral<uint16_t>(aidl.common.cpuLoad));
+    legacy.memoryUsage = VALUE_OR_RETURN(convertIntegral<uint16_t>(aidl.common.memoryUsage));
+    RETURN_IF_ERROR(aidl2legacy_string(aidl.common.name, legacy.name, sizeof(legacy.name)));
+    RETURN_IF_ERROR(aidl2legacy_string(aidl.common.implementor, legacy.implementor,
+                                        sizeof(legacy.implementor)));
+    return legacy;
+}
+
+ConversionResult<Descriptor>
+legacy2aidl_effect_descriptor_Descriptor(const effect_descriptor_t& legacy) {
+    Descriptor aidl;
+    aidl.common.id.type = VALUE_OR_RETURN(legacy2aidl_audio_uuid_t_AudioUuid(legacy.type));
+    aidl.common.id.uuid = VALUE_OR_RETURN(legacy2aidl_audio_uuid_t_AudioUuid(legacy.uuid));
+    // legacy descriptor doesn't have proxy information
+    // aidl.common.id.proxy
+    aidl.common.flags = VALUE_OR_RETURN(legacy2aidl_uint32_Flags(legacy.flags));
+    aidl.common.cpuLoad = VALUE_OR_RETURN(convertIntegral<int32_t>(legacy.cpuLoad));
+    aidl.common.memoryUsage = VALUE_OR_RETURN(convertIntegral<int32_t>(legacy.memoryUsage));
+    aidl.common.name = VALUE_OR_RETURN(legacy2aidl_string(legacy.name, sizeof(legacy.name)));
+    aidl.common.implementor =
+            VALUE_OR_RETURN(legacy2aidl_string(legacy.implementor, sizeof(legacy.implementor)));
+    return aidl;
+}
+
+ConversionResult<buffer_config_t> aidl2legacy_AudioConfigBase_buffer_config_t(
+        const media::audio::common::AudioConfigBase& aidl, bool isInput) {
+    buffer_config_t legacy;
+
+    legacy.samplingRate = VALUE_OR_RETURN(convertIntegral<uint32_t>(aidl.sampleRate));
+    legacy.mask |= EFFECT_CONFIG_SMP_RATE;
+
+    legacy.channels = VALUE_OR_RETURN(
+            aidl2legacy_AudioChannelLayout_audio_channel_mask_t(aidl.channelMask, isInput));
+    legacy.mask |= EFFECT_CONFIG_CHANNELS;
+
+    legacy.format = VALUE_OR_RETURN(aidl2legacy_AudioFormatDescription_audio_format_t(aidl.format));
+    legacy.mask |= EFFECT_CONFIG_FORMAT;
+
+    return legacy;
+}
+
+ConversionResult<media::audio::common::AudioConfigBase>
+legacy2aidl_AudioConfigBase_buffer_config_t(const buffer_config_t& legacy, bool isInput) {
+    media::audio::common::AudioConfigBase aidl;
+
+    if (legacy.mask & EFFECT_CONFIG_SMP_RATE) {
+        aidl.sampleRate = VALUE_OR_RETURN(convertIntegral<int32_t>(legacy.samplingRate));
+    }
+    if (legacy.mask & EFFECT_CONFIG_CHANNELS) {
+        aidl.channelMask = VALUE_OR_RETURN(legacy2aidl_audio_channel_mask_t_AudioChannelLayout(
+                static_cast<audio_channel_mask_t>(legacy.channels), isInput));
+    }
+    if (legacy.mask & EFFECT_CONFIG_FORMAT) {
+        aidl.format = VALUE_OR_RETURN(legacy2aidl_audio_format_t_AudioFormatDescription(
+                static_cast<audio_format_t>(legacy.format)));
+    }
+    return aidl;
+}
+
+}  // namespace android
+}  // aidl
diff --git a/media/audioaidlconversion/Android.bp b/media/audioaidlconversion/Android.bp
index 4a1df3a..86f455e 100644
--- a/media/audioaidlconversion/Android.bp
+++ b/media/audioaidlconversion/Android.bp
@@ -61,9 +61,9 @@
     host_supported: true,
     vendor_available: true,
     double_loadable: true,
-    min_sdk_version: "29",
     header_libs: [
         "libaudio_system_headers",
+        "libhardware_headers",
     ],
     shared_libs: [
         "libbase",
@@ -102,7 +102,9 @@
  */
 cc_library {
     name: "libaudio_aidl_conversion_common_cpp",
-    srcs: ["AidlConversionCppNdk.cpp"],
+    srcs: [
+        "AidlConversionCppNdk.cpp",
+    ],
     header_libs: [
         "libaudio_aidl_conversion_common_util_cpp",
     ],
@@ -113,6 +115,7 @@
         "audio_aidl_conversion_common_default",
         "latest_android_media_audio_common_types_cpp_export_shared",
     ],
+    min_sdk_version: "29",
 }
 
 /**
@@ -120,7 +123,10 @@
  */
 cc_library {
     name: "libaudio_aidl_conversion_common_ndk",
-    srcs: ["AidlConversionCppNdk.cpp"],
+    srcs: [
+        "AidlConversionCppNdk.cpp",
+        "AidlConversionNdk.cpp",
+    ],
     header_libs: [
         "libaudio_aidl_conversion_common_util_ndk",
     ],
@@ -129,12 +135,16 @@
     ],
     defaults: [
         "audio_aidl_conversion_common_default",
+        "latest_android_hardware_audio_common_ndk_shared",
+        "latest_android_hardware_audio_effect_ndk_shared",
         "latest_android_media_audio_common_types_ndk_shared",
     ],
     shared_libs: [
         "libbinder_ndk",
+        "libbase",
     ],
     cflags: [
         "-DBACKEND_NDK",
     ],
+    min_sdk_version: "31", //AParcelableHolder has been introduced in 31
 }
diff --git a/media/audioaidlconversion/include/media/AidlConversionNdk.h b/media/audioaidlconversion/include/media/AidlConversionNdk.h
new file mode 100644
index 0000000..a3176f6
--- /dev/null
+++ b/media/audioaidlconversion/include/media/AidlConversionNdk.h
@@ -0,0 +1,68 @@
+/*
+ * 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.
+ */
+
+#pragma once
+
+#include <android/binder_auto_utils.h>
+#include <android/binder_manager.h>
+#include <android/binder_process.h>
+
+/**
+ * Can only handle conversion between AIDL (NDK backend) and legacy type.
+ */
+#include <hardware/audio_effect.h>
+#include <media/AidlConversionUtil.h>
+#include <system/audio_effect.h>
+
+#include <aidl/android/hardware/audio/effect/IEffect.h>
+
+namespace aidl {
+namespace android {
+
+ConversionResult<uint32_t> aidl2legacy_Flags_Type_uint32(
+        ::aidl::android::hardware::audio::effect::Flags::Type type);
+ConversionResult<uint32_t> aidl2legacy_Flags_Insert_uint32(
+        ::aidl::android::hardware::audio::effect::Flags::Insert insert);
+ConversionResult<uint32_t> aidl2legacy_Flags_Volume_uint32(
+        ::aidl::android::hardware::audio::effect::Flags::Volume volume);
+ConversionResult<uint32_t> aidl2legacy_Flags_HardwareAccelerator_uint32(
+        ::aidl::android::hardware::audio::effect::Flags::HardwareAccelerator hwAcceleratorMode);
+ConversionResult<uint32_t> aidl2legacy_Flags_uint32(
+        const ::aidl::android::hardware::audio::effect::Flags aidl);
+
+ConversionResult<::aidl::android::hardware::audio::effect::Flags::Type>
+legacy2aidl_uint32_Flags_Type(uint32_t legacy);
+ConversionResult<::aidl::android::hardware::audio::effect::Flags::Insert>
+legacy2aidl_uint32_Flags_Insert(uint32_t legacy);
+ConversionResult<::aidl::android::hardware::audio::effect::Flags::Volume>
+legacy2aidl_uint32_Flags_Volume(uint32_t legacy);
+ConversionResult<::aidl::android::hardware::audio::effect::Flags::HardwareAccelerator>
+legacy2aidl_uint32_Flags_HardwareAccelerator(uint32_t legacy);
+ConversionResult<::aidl::android::hardware::audio::effect::Flags> legacy2aidl_uint32_Flags(
+        uint32_t hal);
+
+ConversionResult<effect_descriptor_t> aidl2legacy_Descriptor_effect_descriptor(
+        const ::aidl::android::hardware::audio::effect::Descriptor& aidl);
+ConversionResult<::aidl::android::hardware::audio::effect::Descriptor>
+legacy2aidl_effect_descriptor_Descriptor(const effect_descriptor_t& hal);
+
+ConversionResult<buffer_config_t> aidl2legacy_AudioConfigBase_buffer_config_t(
+        const media::audio::common::AudioConfigBase& aidl, bool isInput);
+ConversionResult<media::audio::common::AudioConfigBase> legacy2aidl_AudioConfigBase_buffer_config_t(
+        const buffer_config_t& legacy, bool isInput);
+
+}  // namespace android
+}  // namespace aidl
diff --git a/media/audioaidlconversion/include/media/AidlConversionUtil.h b/media/audioaidlconversion/include/media/AidlConversionUtil.h
index 95daa4a..28c7522 100644
--- a/media/audioaidlconversion/include/media/AidlConversionUtil.h
+++ b/media/audioaidlconversion/include/media/AidlConversionUtil.h
@@ -25,7 +25,9 @@
 #include <error/Result.h>
 
 #if defined(BACKEND_NDK)
+#include <android/binder_enums.h>
 #include <android/binder_status.h>
+
 namespace aidl {
 #else
 #include <binder/Enums.h>
diff --git a/media/codec2/hidl/plugin/samples/Android.bp b/media/codec2/hidl/plugin/samples/Android.bp
index 32b760d..e0f8280 100644
--- a/media/codec2/hidl/plugin/samples/Android.bp
+++ b/media/codec2/hidl/plugin/samples/Android.bp
@@ -28,6 +28,7 @@
         "libGLESv1_CM",
         "libGLESv2",
         "libGLESv3",
+        "libvulkan",
         "libbase",
         "libcodec2",
         "libcutils",
diff --git a/media/codec2/sfplugin/CCodecConfig.cpp b/media/codec2/sfplugin/CCodecConfig.cpp
index 5208be6..0253815 100644
--- a/media/codec2/sfplugin/CCodecConfig.cpp
+++ b/media/codec2/sfplugin/CCodecConfig.cpp
@@ -389,7 +389,7 @@
             // read back always as int
             float value;
             if (v.get(&value)) {
-                return (int32_t)value;
+                return (int32_t) (value + 0.5);
             }
             return C2Value();
         }));
diff --git a/media/libaaudio/fuzzer/Android.bp b/media/libaaudio/fuzzer/Android.bp
index f5d2939..3393930 100644
--- a/media/libaaudio/fuzzer/Android.bp
+++ b/media/libaaudio/fuzzer/Android.bp
@@ -39,6 +39,7 @@
         "libaudiomanager",
         "libaudiopolicy",
         "libaudioclient_aidl_conversion",
+        "libaudio_aidl_conversion_common_cpp",
         "libutils",
     ],
     static_libs: [
diff --git a/media/libaaudio/tests/test_attributes.cpp b/media/libaaudio/tests/test_attributes.cpp
index b88d562..e5676a7 100644
--- a/media/libaaudio/tests/test_attributes.cpp
+++ b/media/libaaudio/tests/test_attributes.cpp
@@ -20,6 +20,7 @@
 // "test_aaudio_attributes.cpp". That other file is more current.
 // So these tests could be deleted.
 
+#include <memory>
 #include <stdio.h>
 #include <unistd.h>
 
@@ -40,7 +41,7 @@
                             int privacyMode = DONT_SET,
                             aaudio_direction_t direction = AAUDIO_DIRECTION_OUTPUT) {
 
-    float *buffer = new float[kNumFrames * kChannelCount];
+    std::unique_ptr<float[]> buffer(new float[kNumFrames * kChannelCount]);
 
     AAudioStreamBuilder *aaudioBuilder = nullptr;
     AAudioStream *aaudioStream = nullptr;
@@ -109,16 +110,15 @@
 
     if (direction == AAUDIO_DIRECTION_INPUT) {
         EXPECT_EQ(kNumFrames,
-                  AAudioStream_read(aaudioStream, buffer, kNumFrames, kNanosPerSecond));
+                  AAudioStream_read(aaudioStream, buffer.get(), kNumFrames, kNanosPerSecond));
     } else {
         EXPECT_EQ(kNumFrames,
-                  AAudioStream_write(aaudioStream, buffer, kNumFrames, kNanosPerSecond));
+                  AAudioStream_write(aaudioStream, buffer.get(), kNumFrames, kNanosPerSecond));
     }
 
     EXPECT_EQ(AAUDIO_OK, AAudioStream_requestStop(aaudioStream));
 
     EXPECT_EQ(AAUDIO_OK, AAudioStream_close(aaudioStream));
-    delete[] buffer;
 }
 
 static const aaudio_usage_t sUsages[] = {
diff --git a/media/libaaudio/tests/test_recovery.cpp b/media/libaaudio/tests/test_recovery.cpp
index 6e89f83..11331af 100644
--- a/media/libaaudio/tests/test_recovery.cpp
+++ b/media/libaaudio/tests/test_recovery.cpp
@@ -16,6 +16,7 @@
 
 // Play silence and recover from dead servers or disconnected devices.
 
+#include <memory>
 #include <stdio.h>
 
 #include <aaudio/AAudio.h>
@@ -32,7 +33,6 @@
     int32_t triesLeft = 3;
     int32_t bufferCapacity;
     int32_t framesPerBurst = 0;
-    float *buffer = nullptr;
 
     int32_t actualChannelCount = 0;
     int32_t actualSampleRate = 0;
@@ -83,7 +83,7 @@
         bufferCapacity, framesPerBurst);
 
         int samplesPerBurst = framesPerBurst * actualChannelCount;
-        buffer = new float[samplesPerBurst];
+        std::unique_ptr<float[]> buffer(new float[samplesPerBurst]);
 
         result = AAudioStream_requestStart(aaudioStream);
         if (result != AAUDIO_OK) {
@@ -98,7 +98,7 @@
         int64_t printAt = actualSampleRate;
         while (result == AAUDIO_OK && framesTotal < framesMax) {
             int32_t framesWritten = AAudioStream_write(aaudioStream,
-                                                       buffer, framesPerBurst,
+                                                       buffer.get(), framesPerBurst,
                                                        DEFAULT_TIMEOUT_NANOS);
             if (framesWritten < 0) {
                 result = framesWritten;
@@ -134,6 +134,5 @@
         AAudioStream_close(aaudioStream);
     }
     AAudioStreamBuilder_delete(aaudioBuilder);
-    delete[] buffer;
     printf("          result = %d = %s\n", result, AAudio_convertResultToText(result));
 }
diff --git a/media/libaaudio/tests/test_session_id.cpp b/media/libaaudio/tests/test_session_id.cpp
index 3f7d4fc..5968b5d 100644
--- a/media/libaaudio/tests/test_session_id.cpp
+++ b/media/libaaudio/tests/test_session_id.cpp
@@ -16,6 +16,7 @@
 
 // Test AAudio SessionId, which is used to associate Effects with a stream
 
+#include <memory>
 #include <stdio.h>
 #include <unistd.h>
 
@@ -29,7 +30,7 @@
 // Test AAUDIO_SESSION_ID_NONE default
 static void checkSessionIdNone(aaudio_performance_mode_t perfMode) {
 
-    float *buffer = new float[kNumFrames * kChannelCount];
+    std::unique_ptr<float[]> buffer(new float[kNumFrames * kChannelCount]);
 
     AAudioStreamBuilder *aaudioBuilder = nullptr;
 
@@ -51,12 +52,12 @@
 
     ASSERT_EQ(AAUDIO_OK, AAudioStream_requestStart(aaudioStream1));
 
-    ASSERT_EQ(kNumFrames, AAudioStream_write(aaudioStream1, buffer, kNumFrames, kNanosPerSecond));
+    ASSERT_EQ(kNumFrames,
+              AAudioStream_write(aaudioStream1, buffer.get(), kNumFrames, kNanosPerSecond));
 
     EXPECT_EQ(AAUDIO_OK, AAudioStream_requestStop(aaudioStream1));
 
     EXPECT_EQ(AAUDIO_OK, AAudioStream_close(aaudioStream1));
-    delete[] buffer;
     AAudioStreamBuilder_delete(aaudioBuilder);
 }
 
@@ -72,7 +73,7 @@
 static void checkSessionIdAllocate(aaudio_performance_mode_t perfMode,
                                    aaudio_direction_t direction) {
 
-    float *buffer = new float[kNumFrames * kChannelCount];
+    std::unique_ptr<float[]> buffer(new float[kNumFrames * kChannelCount]);
 
     AAudioStreamBuilder *aaudioBuilder = nullptr;
 
@@ -106,10 +107,10 @@
 
     if (direction == AAUDIO_DIRECTION_INPUT) {
         ASSERT_EQ(kNumFrames, AAudioStream_read(aaudioStream1,
-                                                buffer, kNumFrames, kNanosPerSecond));
+                                                buffer.get(), kNumFrames, kNanosPerSecond));
     } else {
         ASSERT_EQ(kNumFrames, AAudioStream_write(aaudioStream1,
-                                         buffer, kNumFrames, kNanosPerSecond));
+                                         buffer.get(), kNumFrames, kNanosPerSecond));
     }
 
     EXPECT_EQ(AAUDIO_OK, AAudioStream_requestStop(aaudioStream1));
@@ -135,10 +136,10 @@
 
     if (otherDirection == AAUDIO_DIRECTION_INPUT) {
         ASSERT_EQ(kNumFrames, AAudioStream_read(aaudioStream2,
-                                                 buffer, kNumFrames, kNanosPerSecond));
+                                                 buffer.get(), kNumFrames, kNanosPerSecond));
     } else {
         ASSERT_EQ(kNumFrames, AAudioStream_write(aaudioStream2,
-                                                 buffer, kNumFrames, kNanosPerSecond));
+                                                 buffer.get(), kNumFrames, kNanosPerSecond));
     }
 
     EXPECT_EQ(AAUDIO_OK, AAudioStream_requestStop(aaudioStream2));
@@ -147,7 +148,6 @@
 
 
     EXPECT_EQ(AAUDIO_OK, AAudioStream_close(aaudioStream1));
-    delete[] buffer;
     AAudioStreamBuilder_delete(aaudioBuilder);
 }
 
diff --git a/media/libaudioclient/Android.bp b/media/libaudioclient/Android.bp
index d51fedb..bcaaa6e 100644
--- a/media/libaudioclient/Android.bp
+++ b/media/libaudioclient/Android.bp
@@ -128,6 +128,7 @@
         "audiopolicy-types-aidl-cpp",
         "av-types-aidl-cpp",
         "capture_state_listener-aidl-cpp",
+        "libaudio_aidl_conversion_common_cpp",
         "libaudioclient_aidl_conversion",
         "libaudiofoundation",
         "libaudioutils",
diff --git a/media/libaudioclient/AudioSystem.cpp b/media/libaudioclient/AudioSystem.cpp
index 2bbafa7..0d16f47 100644
--- a/media/libaudioclient/AudioSystem.cpp
+++ b/media/libaudioclient/AudioSystem.cpp
@@ -2426,6 +2426,32 @@
     return af->getSupportedLatencyModes(output, modes);
 }
 
+status_t AudioSystem::setBluetoothVariableLatencyEnabled(bool enabled) {
+    const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
+    if (af == nullptr) {
+        return PERMISSION_DENIED;
+    }
+    return af->setBluetoothVariableLatencyEnabled(enabled);
+}
+
+status_t AudioSystem::isBluetoothVariableLatencyEnabled(
+        bool *enabled) {
+    const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
+    if (af == nullptr) {
+        return PERMISSION_DENIED;
+    }
+    return af->isBluetoothVariableLatencyEnabled(enabled);
+}
+
+status_t AudioSystem::supportsBluetoothVariableLatency(
+        bool *support) {
+    const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
+    if (af == nullptr) {
+        return PERMISSION_DENIED;
+    }
+    return af->supportsBluetoothVariableLatency(support);
+}
+
 class CaptureStateListenerImpl : public media::BnCaptureStateListener,
                                  public IBinder::DeathRecipient {
 public:
diff --git a/media/libaudioclient/IAudioFlinger.cpp b/media/libaudioclient/IAudioFlinger.cpp
index 3dd1913..b3c9f07 100644
--- a/media/libaudioclient/IAudioFlinger.cpp
+++ b/media/libaudioclient/IAudioFlinger.cpp
@@ -837,6 +837,32 @@
     return NO_ERROR;
 }
 
+status_t AudioFlingerClientAdapter::setBluetoothVariableLatencyEnabled(bool enabled) {
+    return statusTFromBinderStatus(mDelegate->setBluetoothVariableLatencyEnabled(enabled));
+}
+
+status_t AudioFlingerClientAdapter::isBluetoothVariableLatencyEnabled(bool* enabled) {
+    if (enabled == nullptr) {
+        return BAD_VALUE;
+    }
+
+    RETURN_STATUS_IF_ERROR(statusTFromBinderStatus(
+            mDelegate->isBluetoothVariableLatencyEnabled(enabled)));
+
+    return NO_ERROR;
+}
+
+status_t AudioFlingerClientAdapter::supportsBluetoothVariableLatency(bool* support) {
+    if (support == nullptr) {
+        return BAD_VALUE;
+    }
+
+    RETURN_STATUS_IF_ERROR(statusTFromBinderStatus(
+            mDelegate->supportsBluetoothVariableLatency(support)));
+
+    return NO_ERROR;
+}
+
 ////////////////////////////////////////////////////////////////////////////////////////////////////
 // AudioFlingerServerAdapter
 AudioFlingerServerAdapter::AudioFlingerServerAdapter(
@@ -1357,4 +1383,16 @@
     return Status::ok();
 }
 
+Status AudioFlingerServerAdapter::setBluetoothVariableLatencyEnabled(bool enabled) {
+    return Status::fromStatusT(mDelegate->setBluetoothVariableLatencyEnabled(enabled));
+}
+
+Status AudioFlingerServerAdapter::isBluetoothVariableLatencyEnabled(bool *enabled) {
+    return Status::fromStatusT(mDelegate->isBluetoothVariableLatencyEnabled(enabled));
+}
+
+Status AudioFlingerServerAdapter::supportsBluetoothVariableLatency(bool *support) {
+    return Status::fromStatusT(mDelegate->supportsBluetoothVariableLatency(support));
+}
+
 } // namespace android
diff --git a/media/libaudioclient/aidl/android/media/IAudioFlingerService.aidl b/media/libaudioclient/aidl/android/media/IAudioFlingerService.aidl
index e19198b..1111160 100644
--- a/media/libaudioclient/aidl/android/media/IAudioFlingerService.aidl
+++ b/media/libaudioclient/aidl/android/media/IAudioFlingerService.aidl
@@ -246,6 +246,26 @@
      */
     AudioLatencyMode[] getSupportedLatencyModes(int output);
 
+    /**
+     * Requests if the implementation supports controlling the latency modes
+     * over the Bluetooth A2DP or LE Audio links. If it does,
+     * setRequestedLatencyMode() and getSupportedLatencyModes() APIs can also be used
+     * for streams routed to Bluetooth and not just for the spatializer output.
+     */
+     boolean supportsBluetoothVariableLatency();
+
+    /**
+     * Enables or disables the variable Bluetooth latency control mechanism in the
+     * audio framework and the audio HAL. This does not apply to the latency mode control
+     * on the spatializer output as this is a built-in feature.
+     */
+    void setBluetoothVariableLatencyEnabled(boolean enabled);
+
+    /**
+     * Indicates if the variable Bluetooth latency control mechanism is enabled or disabled.
+     */
+    boolean isBluetoothVariableLatencyEnabled();
+
     // When adding a new method, please review and update
     // IAudioFlinger.h AudioFlingerServerAdapter::Delegate::TransactionCode
     // AudioFlinger.cpp AudioFlinger::onTransactWrapper()
diff --git a/media/libaudioclient/fuzzer/Android.bp b/media/libaudioclient/fuzzer/Android.bp
index dd3e3ba..b1feb60 100644
--- a/media/libaudioclient/fuzzer/Android.bp
+++ b/media/libaudioclient/fuzzer/Android.bp
@@ -56,6 +56,7 @@
         "av-types-aidl-cpp",
         "capture_state_listener-aidl-cpp",
         "libaudioclient_aidl_conversion",
+        "libaudio_aidl_conversion_common_cpp",
         "libaudioflinger",
         "libaudiofoundation",
         "libaudiomanager",
diff --git a/media/libaudioclient/include/media/AudioSystem.h b/media/libaudioclient/include/media/AudioSystem.h
index beb9a77..3b7cc39 100644
--- a/media/libaudioclient/include/media/AudioSystem.h
+++ b/media/libaudioclient/include/media/AudioSystem.h
@@ -575,6 +575,12 @@
     static status_t getSupportedLatencyModes(audio_io_handle_t output,
             std::vector<audio_latency_mode_t>* modes);
 
+    static status_t setBluetoothVariableLatencyEnabled(bool enabled);
+
+    static status_t isBluetoothVariableLatencyEnabled(bool *enabled);
+
+    static status_t supportsBluetoothVariableLatency(bool *support);
+
     // A listener for capture state changes.
     class CaptureStateListener : public virtual RefBase {
     public:
diff --git a/media/libaudioclient/include/media/IAudioFlinger.h b/media/libaudioclient/include/media/IAudioFlinger.h
index 71f724d..36ee96b 100644
--- a/media/libaudioclient/include/media/IAudioFlinger.h
+++ b/media/libaudioclient/include/media/IAudioFlinger.h
@@ -367,6 +367,11 @@
     virtual status_t getSupportedLatencyModes(audio_io_handle_t output,
             std::vector<audio_latency_mode_t>* modes) = 0;
 
+    virtual status_t setBluetoothVariableLatencyEnabled(bool enabled) = 0;
+
+    virtual status_t isBluetoothVariableLatencyEnabled(bool* enabled) = 0;
+
+    virtual status_t supportsBluetoothVariableLatency(bool* support) = 0;
 };
 
 /**
@@ -473,6 +478,9 @@
             audio_latency_mode_t mode) override;
     status_t getSupportedLatencyModes(
             audio_io_handle_t output, std::vector<audio_latency_mode_t>* modes) override;
+    status_t setBluetoothVariableLatencyEnabled(bool enabled) override;
+    status_t isBluetoothVariableLatencyEnabled(bool* enabled) override;
+    status_t supportsBluetoothVariableLatency(bool* support) override;
 
 private:
     const sp<media::IAudioFlingerService> mDelegate;
@@ -564,6 +572,12 @@
             SET_DEVICE_CONNECTED_STATE = media::BnAudioFlingerService::TRANSACTION_setDeviceConnectedState,
             SET_REQUESTED_LATENCY_MODE = media::BnAudioFlingerService::TRANSACTION_setRequestedLatencyMode,
             GET_SUPPORTED_LATENCY_MODES = media::BnAudioFlingerService::TRANSACTION_getSupportedLatencyModes,
+            SET_BLUETOOTH_VARIABLE_LATENCY_ENABLED =
+                    media::BnAudioFlingerService::TRANSACTION_setBluetoothVariableLatencyEnabled,
+            IS_BLUETOOTH_VARIABLE_LATENCY_ENABLED =
+                    media::BnAudioFlingerService::TRANSACTION_isBluetoothVariableLatencyEnabled,
+            SUPPORTS_BLUETOOTH_VARIABLE_LATENCY =
+                    media::BnAudioFlingerService::TRANSACTION_supportsBluetoothVariableLatency,
         };
 
     protected:
@@ -689,6 +703,9 @@
             int output, media::audio::common::AudioLatencyMode mode) override;
     Status getSupportedLatencyModes(int output,
             std::vector<media::audio::common::AudioLatencyMode>* _aidl_return) override;
+    Status setBluetoothVariableLatencyEnabled(bool enabled) override;
+    Status isBluetoothVariableLatencyEnabled(bool* enabled) override;
+    Status supportsBluetoothVariableLatency(bool* support) override;
 private:
     const sp<AudioFlingerServerAdapter::Delegate> mDelegate;
 };
diff --git a/media/libaudioclient/tests/Android.bp b/media/libaudioclient/tests/Android.bp
index cbcef12..dcb6c25 100644
--- a/media/libaudioclient/tests/Android.bp
+++ b/media/libaudioclient/tests/Android.bp
@@ -110,6 +110,7 @@
         "capture_state_listener-aidl-cpp",
         "framework-permission-aidl-cpp",
         "libaudioclient_aidl_conversion",
+        "libaudio_aidl_conversion_common_cpp",
         "libbase",
         "libbinder",
         "libcgrouprc",
diff --git a/media/libaudiohal/Android.bp b/media/libaudiohal/Android.bp
index 320c639..f47dd0b 100644
--- a/media/libaudiohal/Android.bp
+++ b/media/libaudiohal/Android.bp
@@ -43,6 +43,7 @@
     header_libs: [
         "libaudiohal_headers",
         "libbase_headers",
+        "liberror_headers",
         "libmediautils_headers",
     ]
 }
@@ -74,8 +75,4 @@
     name: "libaudiohal_headers",
 
     export_include_dirs: ["include"],
-
-    // This is needed because the stream interface includes media/MicrophoneInfo.h
-    header_libs: ["av-headers"],
-    export_header_lib_headers: ["av-headers"],
 }
diff --git a/media/libaudiohal/FactoryHal.cpp b/media/libaudiohal/FactoryHal.cpp
index 16d591c..84ac64c 100644
--- a/media/libaudiohal/FactoryHal.cpp
+++ b/media/libaudiohal/FactoryHal.cpp
@@ -141,7 +141,7 @@
     auto halType = version.getType();
     if (halType == AudioHalVersionInfo::Type::AIDL) {
         return hasAidlHalService(interface, version);
-    } else if (version.getType() == AudioHalVersionInfo::Type::HIDL) {
+    } else if (halType == AudioHalVersionInfo::Type::HIDL) {
         return hasHidlHalService(interface, version);
     } else {
         ALOGE("HalType not supported %s", version.toString().c_str());
@@ -164,9 +164,9 @@
     auto siblingInterfaceMap = isDevice ? sEffectsHALInterfaces : sDevicesHALInterfaces;
     auto ifaceVersionIt = findMostRecentVersion(interfaceMap);
     auto siblingVersionIt = findMostRecentVersion(siblingInterfaceMap);
-    if (ifaceVersionIt != sAudioHALVersions.end() &&
-        siblingVersionIt != sAudioHALVersions.end() &&
-        // same major version
+    if (ifaceVersionIt != sAudioHALVersions.end() && siblingVersionIt != sAudioHALVersions.end() &&
+        // same HAL type (HIDL/AIDL) and same major version
+        ifaceVersionIt->getType() == siblingVersionIt->getType() &&
         ifaceVersionIt->getMajorVersion() == siblingVersionIt->getMajorVersion()) {
         void* rawInterface;
         if (createHalService(std::max(*ifaceVersionIt, *siblingVersionIt), isDevice,
diff --git a/media/libaudiohal/impl/Android.bp b/media/libaudiohal/impl/Android.bp
index bb5601f..8cbe3ea 100644
--- a/media/libaudiohal/impl/Android.bp
+++ b/media/libaudiohal/impl/Android.bp
@@ -241,15 +241,36 @@
         "libaudiohal_default",
         "latest_android_hardware_audio_common_ndk_shared",
         "latest_android_hardware_audio_core_ndk_shared",
-        "latest_android_hardware_audio_effect_ndk_shared",
+        "latest_android_hardware_audio_effect_ndk_static",
+        "latest_android_media_audio_common_types_ndk_shared",
     ],
     srcs: [
+        "DeviceHalAidl.cpp",
         "DevicesFactoryHalEntry.cpp",
         "DevicesFactoryHalAidl.cpp",
+        "EffectBufferHalAidl.cpp",
+        "EffectHalAidl.cpp",
         "EffectsFactoryHalAidl.cpp",
         "EffectsFactoryHalEntry.cpp",
+        "StreamHalAidl.cpp",
+    ],
+    static_libs: [
+        "android.hardware.common-V2-ndk",
+        "android.hardware.common.fmq-V1-ndk",
     ],
     shared_libs: [
         "libbinder_ndk",
-    ]
-}
\ No newline at end of file
+        "libaudio_aidl_conversion_common_ndk",
+    ],
+    header_libs: [
+        "libaudio_aidl_conversion_common_util_ndk",
+        "libaudio_system_headers",
+    ],
+    cflags: [
+        "-Wall",
+        "-Wextra",
+        "-Werror",
+        "-Wthread-safety",
+        "-DBACKEND_NDK",
+    ],
+}
diff --git a/media/libaudiohal/impl/ConversionHelperAidl.h b/media/libaudiohal/impl/ConversionHelperAidl.h
new file mode 100644
index 0000000..097ccfd
--- /dev/null
+++ b/media/libaudiohal/impl/ConversionHelperAidl.h
@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) 2023 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 <string>
+#include <string_view>
+
+namespace android {
+
+class ConversionHelperAidl {
+  protected:
+    ConversionHelperAidl(std::string_view className) : mClassName(className) {}
+
+    const std::string& getClassName() const {
+        return mClassName;
+    }
+
+    const std::string mClassName;
+};
+
+}  // namespace android
diff --git a/media/libaudiohal/impl/DeviceHalAidl.cpp b/media/libaudiohal/impl/DeviceHalAidl.cpp
new file mode 100644
index 0000000..02e8fa7
--- /dev/null
+++ b/media/libaudiohal/impl/DeviceHalAidl.cpp
@@ -0,0 +1,273 @@
+/*
+ * 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.
+ */
+
+#define LOG_TAG "DeviceHalAidl"
+
+#include <mediautils/TimeCheck.h>
+#include <utils/Log.h>
+
+#include <aidl/android/hardware/audio/core/StreamDescriptor.h>
+
+#include "DeviceHalAidl.h"
+#include "StreamHalAidl.h"
+
+using ::aidl::android::hardware::audio::core::StreamDescriptor;
+
+namespace android {
+
+status_t DeviceHalAidl::getSupportedDevices(uint32_t*) {
+    // Obsolete.
+    return INVALID_OPERATION;
+}
+
+status_t DeviceHalAidl::initCheck() {
+    if (mModule == nullptr) return NO_INIT;
+    // HAL modules are already initialized by the time they are published to the SM.
+    return OK;
+}
+
+status_t DeviceHalAidl::setVoiceVolume(float volume) {
+    TIME_CHECK();
+    mVoiceVolume = volume;
+    ALOGE("%s not implemented yet %f", __func__, volume);
+    return OK;
+}
+
+status_t DeviceHalAidl::setMasterVolume(float volume) {
+    TIME_CHECK();
+    mMasterVolume = volume;
+    ALOGE("%s not implemented yet %f", __func__, volume);
+    return OK;
+}
+
+status_t DeviceHalAidl::getMasterVolume(float *volume) {
+    TIME_CHECK();
+    *volume = mMasterVolume;
+    ALOGE("%s not implemented yet %f", __func__, *volume);
+    return OK;
+}
+
+status_t DeviceHalAidl::setMode(audio_mode_t mode __unused) {
+    TIME_CHECK();
+    if (!mModule) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t DeviceHalAidl::setMicMute(bool state) {
+    TIME_CHECK();
+    mMicMute = state;
+    ALOGE("%s not implemented yet %d", __func__, state);
+    return OK;
+}
+
+status_t DeviceHalAidl::getMicMute(bool *state) {
+    TIME_CHECK();
+    *state = mMicMute;
+    ALOGE("%s not implemented yet %d", __func__, *state);
+    return OK;
+}
+
+status_t DeviceHalAidl::setMasterMute(bool state) {
+    TIME_CHECK();
+    mMasterMute = state;
+    ALOGE("%s not implemented yet %d", __func__, state);
+    return OK;
+}
+
+status_t DeviceHalAidl::getMasterMute(bool *state) {
+    TIME_CHECK();
+    *state = mMasterMute;
+    ALOGE("%s not implemented yet %d", __func__, *state);
+    return OK;
+}
+
+status_t DeviceHalAidl::setParameters(const String8& kvPairs __unused) {
+    TIME_CHECK();
+    if (!mModule) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t DeviceHalAidl::getParameters(const String8& keys __unused, String8 *values) {
+    TIME_CHECK();
+    values->clear();
+    if (!mModule) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t DeviceHalAidl::getInputBufferSize(
+        const struct audio_config* config __unused, size_t* size __unused) {
+    TIME_CHECK();
+    if (!mModule) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t DeviceHalAidl::openOutputStream(
+        audio_io_handle_t handle __unused, audio_devices_t devices __unused,
+        audio_output_flags_t flags __unused, struct audio_config* config,
+        const char* address __unused,
+        sp<StreamOutHalInterface>* outStream) {
+    if (!outStream || !config) {
+        return BAD_VALUE;
+    }
+    TIME_CHECK();
+    if (!mModule) return NO_INIT;
+    config->sample_rate = 48000;
+    config->format = AUDIO_FORMAT_PCM_24_BIT_PACKED;
+    config->channel_mask = AUDIO_CHANNEL_OUT_STEREO;
+    StreamDescriptor descriptor;
+    descriptor.frameSizeBytes = audio_bytes_per_sample(config->format) *
+            audio_channel_count_from_out_mask(config->channel_mask);
+    descriptor.bufferSizeFrames = 600;
+    *outStream = sp<StreamOutHalAidl>::make(descriptor, nullptr);
+    return OK;
+}
+
+status_t DeviceHalAidl::openInputStream(
+        audio_io_handle_t handle __unused, audio_devices_t devices __unused,
+        struct audio_config* config, audio_input_flags_t flags __unused,
+        const char* address __unused, audio_source_t source __unused,
+        audio_devices_t outputDevice __unused,
+        const char* outputDeviceAddress __unused,
+        sp<StreamInHalInterface>* inStream) {
+    if (!inStream || !config) {
+        return BAD_VALUE;
+    }
+    TIME_CHECK();
+    if (!mModule) return NO_INIT;
+    config->sample_rate = 48000;
+    config->format = AUDIO_FORMAT_PCM_24_BIT_PACKED;
+    config->channel_mask = AUDIO_CHANNEL_IN_STEREO;
+    StreamDescriptor descriptor;
+    descriptor.frameSizeBytes = audio_bytes_per_sample(config->format) *
+            audio_channel_count_from_out_mask(config->channel_mask);
+    descriptor.bufferSizeFrames = 600;
+    *inStream = sp<StreamInHalAidl>::make(descriptor, nullptr);
+    return OK;
+}
+
+status_t DeviceHalAidl::supportsAudioPatches(bool* supportsPatches) {
+    *supportsPatches = true;
+    return OK;
+}
+
+status_t DeviceHalAidl::createAudioPatch(unsigned int num_sources __unused,
+                                         const struct audio_port_config* sources __unused,
+                                         unsigned int num_sinks __unused,
+                                         const struct audio_port_config* sinks __unused,
+                                         audio_patch_handle_t* patch __unused) {
+    TIME_CHECK();
+    if (!mModule) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t DeviceHalAidl::releaseAudioPatch(audio_patch_handle_t patch __unused) {
+    TIME_CHECK();
+    if (!mModule) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t DeviceHalAidl::getAudioPort(struct audio_port* port __unused) {
+    TIME_CHECK();
+    ALOGE("%s not implemented yet", __func__);
+    return INVALID_OPERATION;
+}
+
+status_t DeviceHalAidl::getAudioPort(struct audio_port_v7 *port __unused) {
+    TIME_CHECK();
+    ALOGE("%s not implemented yet", __func__);
+    return INVALID_OPERATION;
+}
+
+status_t DeviceHalAidl::setAudioPortConfig(const struct audio_port_config* config __unused) {
+    TIME_CHECK();
+    if (!mModule) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t DeviceHalAidl::getMicrophones(
+        std::vector<audio_microphone_characteristic_t>* microphones __unused) {
+    TIME_CHECK();
+    if (!mModule) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t DeviceHalAidl::addDeviceEffect(audio_port_handle_t device __unused,
+        sp<EffectHalInterface> effect) {
+    if (!effect) {
+        return BAD_VALUE;
+    }
+    TIME_CHECK();
+    if (!mModule) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+status_t DeviceHalAidl::removeDeviceEffect(audio_port_handle_t device __unused,
+                            sp<EffectHalInterface> effect) {
+    if (!effect) {
+        return BAD_VALUE;
+    }
+    TIME_CHECK();
+    if (!mModule) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t DeviceHalAidl::getMmapPolicyInfos(
+        media::audio::common::AudioMMapPolicyType policyType __unused,
+        std::vector<media::audio::common::AudioMMapPolicyInfo>* policyInfos __unused) {
+    TIME_CHECK();
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+int32_t DeviceHalAidl::getAAudioMixerBurstCount() {
+    TIME_CHECK();
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+int32_t DeviceHalAidl::getAAudioHardwareBurstMinUsec() {
+    TIME_CHECK();
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+error::Result<audio_hw_sync_t> DeviceHalAidl::getHwAvSync() {
+    TIME_CHECK();
+    ALOGE("%s not implemented yet", __func__);
+    return base::unexpected(INVALID_OPERATION);
+}
+
+status_t DeviceHalAidl::dump(int __unused, const Vector<String16>& __unused) {
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+};
+
+int32_t DeviceHalAidl::supportsBluetoothVariableLatency(bool* supports __unused) {
+    TIME_CHECK();
+    ALOGE("%s not implemented yet", __func__);
+    return INVALID_OPERATION;
+}
+
+} // namespace android
diff --git a/media/libaudiohal/impl/DeviceHalAidl.h b/media/libaudiohal/impl/DeviceHalAidl.h
new file mode 100644
index 0000000..91d48cc
--- /dev/null
+++ b/media/libaudiohal/impl/DeviceHalAidl.h
@@ -0,0 +1,138 @@
+/*
+ * 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.
+ */
+
+#pragma once
+
+#include <aidl/android/hardware/audio/core/BpModule.h>
+#include <media/audiohal/DeviceHalInterface.h>
+#include <media/audiohal/EffectHalInterface.h>
+
+#include "ConversionHelperAidl.h"
+
+namespace android {
+
+class DeviceHalAidl : public DeviceHalInterface, public ConversionHelperAidl {
+  public:
+    // Sets the value of 'devices' to a bitmask of 1 or more values of audio_devices_t.
+    status_t getSupportedDevices(uint32_t *devices) override;
+
+    // Check to see if the audio hardware interface has been initialized.
+    status_t initCheck() override;
+
+    // Set the audio volume of a voice call. Range is between 0.0 and 1.0.
+    status_t setVoiceVolume(float volume) override;
+
+    // Set the audio volume for all audio activities other than voice call.
+    status_t setMasterVolume(float volume) override;
+
+    // Get the current master volume value for the HAL.
+    status_t getMasterVolume(float *volume) override;
+
+    // Called when the audio mode changes.
+    status_t setMode(audio_mode_t mode) override;
+
+    // Muting control.
+    status_t setMicMute(bool state) override;
+
+    status_t getMicMute(bool* state) override;
+
+    status_t setMasterMute(bool state) override;
+
+    status_t getMasterMute(bool *state) override;
+
+    // Set global audio parameters.
+    status_t setParameters(const String8& kvPairs) override;
+
+    // Get global audio parameters.
+    status_t getParameters(const String8& keys, String8 *values) override;
+
+    // Returns audio input buffer size according to parameters passed.
+    status_t getInputBufferSize(const struct audio_config* config, size_t* size) override;
+
+    // Creates and opens the audio hardware output stream. The stream is closed
+    // by releasing all references to the returned object.
+    status_t openOutputStream(audio_io_handle_t handle, audio_devices_t devices,
+                              audio_output_flags_t flags, struct audio_config* config,
+                              const char* address, sp<StreamOutHalInterface>* outStream) override;
+
+    // Creates and opens the audio hardware input stream. The stream is closed
+    // by releasing all references to the returned object.
+    status_t openInputStream(audio_io_handle_t handle, audio_devices_t devices,
+                             struct audio_config* config, audio_input_flags_t flags,
+                             const char* address, audio_source_t source,
+                             audio_devices_t outputDevice, const char* outputDeviceAddress,
+                             sp<StreamInHalInterface>* inStream) override;
+
+    // Returns whether createAudioPatch and releaseAudioPatch operations are supported.
+    status_t supportsAudioPatches(bool* supportsPatches) override;
+
+    // Creates an audio patch between several source and sink ports.
+    status_t createAudioPatch(unsigned int num_sources, const struct audio_port_config* sources,
+                              unsigned int num_sinks, const struct audio_port_config* sinks,
+                              audio_patch_handle_t* patch) override;
+
+    // Releases an audio patch.
+    status_t releaseAudioPatch(audio_patch_handle_t patch) override;
+
+    // Fills the list of supported attributes for a given audio port.
+    status_t getAudioPort(struct audio_port* port) override;
+
+    // Fills the list of supported attributes for a given audio port.
+    status_t getAudioPort(struct audio_port_v7 *port) override;
+
+    // Set audio port configuration.
+    status_t setAudioPortConfig(const struct audio_port_config* config) override;
+
+    // List microphones
+    status_t getMicrophones(std::vector<audio_microphone_characteristic_t>* microphones);
+
+    status_t addDeviceEffect(audio_port_handle_t device, sp<EffectHalInterface> effect) override;
+
+    status_t removeDeviceEffect(audio_port_handle_t device, sp<EffectHalInterface> effect) override;
+
+    status_t getMmapPolicyInfos(media::audio::common::AudioMMapPolicyType policyType __unused,
+                                std::vector<media::audio::common::AudioMMapPolicyInfo>* policyInfos
+                                        __unused) override;
+
+    int32_t getAAudioMixerBurstCount() override;
+
+    int32_t getAAudioHardwareBurstMinUsec() override;
+
+    error::Result<audio_hw_sync_t> getHwAvSync() override;
+
+    status_t dump(int __unused, const Vector<String16>& __unused) override;
+
+    int32_t supportsBluetoothVariableLatency(bool* supports __unused) override;
+
+  private:
+    friend class sp<DeviceHalAidl>;
+
+    const std::shared_ptr<::aidl::android::hardware::audio::core::IModule> mModule;
+    // FIXME: Remove these after implementing calls into the HAL.
+    float mMasterVolume = 0.0f;
+    float mVoiceVolume = 0.0f;
+    bool mMasterMute = false;
+    bool mMicMute = false;
+
+    // Can not be constructed directly by clients.
+    explicit DeviceHalAidl(
+            const std::shared_ptr<::aidl::android::hardware::audio::core::IModule>& module)
+            : ConversionHelperAidl("DeviceHalAidl"), mModule(module) {}
+
+    ~DeviceHalAidl() override = default;
+};
+
+} // namespace android
diff --git a/media/libaudiohal/impl/DeviceHalHidl.cpp b/media/libaudiohal/impl/DeviceHalHidl.cpp
index 0cdf621..12acebd 100644
--- a/media/libaudiohal/impl/DeviceHalHidl.cpp
+++ b/media/libaudiohal/impl/DeviceHalHidl.cpp
@@ -46,9 +46,6 @@
 using namespace ::android::hardware::audio::common::COMMON_TYPES_CPP_VERSION;
 using namespace ::android::hardware::audio::CORE_TYPES_CPP_VERSION;
 
-#define TIME_CHECK() auto timeCheck = \
-        mediautils::makeTimeCheckStatsForClassMethod(getClassName(), __func__)
-
 DeviceHalHidl::DeviceHalHidl(const sp<::android::hardware::audio::CPP_VERSION::IDevice>& device)
         : CoreConversionHelperHidl("DeviceHalHidl"), mDevice(device) {
 }
@@ -459,12 +456,13 @@
 
 #if MAJOR_VERSION == 2
 status_t DeviceHalHidl::getMicrophones(
-        std::vector<media::MicrophoneInfo> *microphonesInfo __unused) {
+        std::vector<audio_microphone_characteristic_t> *microphonesInfo __unused) {
     if (mDevice == 0) return NO_INIT;
     return INVALID_OPERATION;
 }
 #elif MAJOR_VERSION >= 4
-status_t DeviceHalHidl::getMicrophones(std::vector<media::MicrophoneInfo> *microphonesInfo) {
+status_t DeviceHalHidl::getMicrophones(
+        std::vector<audio_microphone_characteristic_t> *microphonesInfo) {
     TIME_CHECK();
     if (mDevice == 0) return NO_INIT;
     Result retval;
@@ -475,8 +473,7 @@
             audio_microphone_characteristic_t dst;
             //convert
             (void)CoreUtils::microphoneInfoToHal(micArrayHal[k], &dst);
-            media::MicrophoneInfo microphone = media::MicrophoneInfo(dst);
-            microphonesInfo->push_back(microphone);
+            microphonesInfo->push_back(dst);
         }
     });
     return processReturn("getMicrophones", ret, retval);
diff --git a/media/libaudiohal/impl/DeviceHalHidl.h b/media/libaudiohal/impl/DeviceHalHidl.h
index f6519b6..052eb65 100644
--- a/media/libaudiohal/impl/DeviceHalHidl.h
+++ b/media/libaudiohal/impl/DeviceHalHidl.h
@@ -30,87 +30,74 @@
 {
   public:
     // Sets the value of 'devices' to a bitmask of 1 or more values of audio_devices_t.
-    virtual status_t getSupportedDevices(uint32_t *devices);
+    status_t getSupportedDevices(uint32_t *devices) override;
 
     // Check to see if the audio hardware interface has been initialized.
-    virtual status_t initCheck();
+    status_t initCheck() override;
 
     // Set the audio volume of a voice call. Range is between 0.0 and 1.0.
-    virtual status_t setVoiceVolume(float volume);
+    status_t setVoiceVolume(float volume) override;
 
     // Set the audio volume for all audio activities other than voice call.
-    virtual status_t setMasterVolume(float volume);
+    status_t setMasterVolume(float volume) override;
 
     // Get the current master volume value for the HAL.
-    virtual status_t getMasterVolume(float *volume);
+    status_t getMasterVolume(float *volume) override;
 
     // Called when the audio mode changes.
-    virtual status_t setMode(audio_mode_t mode);
+    status_t setMode(audio_mode_t mode) override;
 
     // Muting control.
-    virtual status_t setMicMute(bool state);
-    virtual status_t getMicMute(bool *state);
-    virtual status_t setMasterMute(bool state);
-    virtual status_t getMasterMute(bool *state);
+    status_t setMicMute(bool state) override;
+    status_t getMicMute(bool *state) override;
+    status_t setMasterMute(bool state) override;
+    status_t getMasterMute(bool *state) override;
 
     // Set global audio parameters.
-    virtual status_t setParameters(const String8& kvPairs);
+    status_t setParameters(const String8& kvPairs) override;
 
     // Get global audio parameters.
-    virtual status_t getParameters(const String8& keys, String8 *values);
+    status_t getParameters(const String8& keys, String8 *values) override;
 
     // Returns audio input buffer size according to parameters passed.
-    virtual status_t getInputBufferSize(const struct audio_config *config,
-            size_t *size);
+    status_t getInputBufferSize(const struct audio_config* config, size_t* size) override;
 
     // Creates and opens the audio hardware output stream. The stream is closed
     // by releasing all references to the returned object.
-    virtual status_t openOutputStream(
-            audio_io_handle_t handle,
-            audio_devices_t devices,
-            audio_output_flags_t flags,
-            struct audio_config *config,
-            const char *address,
-            sp<StreamOutHalInterface> *outStream);
+    status_t openOutputStream(audio_io_handle_t handle, audio_devices_t devices,
+                              audio_output_flags_t flags, struct audio_config* config,
+                              const char* address, sp<StreamOutHalInterface>* outStream) override;
 
     // Creates and opens the audio hardware input stream. The stream is closed
     // by releasing all references to the returned object.
-    virtual status_t openInputStream(
-            audio_io_handle_t handle,
-            audio_devices_t devices,
-            struct audio_config *config,
-            audio_input_flags_t flags,
-            const char *address,
-            audio_source_t source,
-            audio_devices_t outputDevice,
-            const char *outputDeviceAddress,
-            sp<StreamInHalInterface> *inStream);
+    status_t openInputStream(audio_io_handle_t handle, audio_devices_t devices,
+                             struct audio_config* config, audio_input_flags_t flags,
+                             const char* address, audio_source_t source,
+                             audio_devices_t outputDevice, const char* outputDeviceAddress,
+                             sp<StreamInHalInterface>* inStream) override;
 
     // Returns whether createAudioPatch and releaseAudioPatch operations are supported.
-    virtual status_t supportsAudioPatches(bool *supportsPatches);
+    status_t supportsAudioPatches(bool* supportsPatches) override;
 
     // Creates an audio patch between several source and sink ports.
-    virtual status_t createAudioPatch(
-            unsigned int num_sources,
-            const struct audio_port_config *sources,
-            unsigned int num_sinks,
-            const struct audio_port_config *sinks,
-            audio_patch_handle_t *patch);
+    status_t createAudioPatch(unsigned int num_sources, const struct audio_port_config* sources,
+                              unsigned int num_sinks, const struct audio_port_config* sinks,
+                              audio_patch_handle_t* patch) override;
 
     // Releases an audio patch.
-    virtual status_t releaseAudioPatch(audio_patch_handle_t patch);
+    status_t releaseAudioPatch(audio_patch_handle_t patch) override;
 
     // Fills the list of supported attributes for a given audio port.
-    virtual status_t getAudioPort(struct audio_port *port);
+    status_t getAudioPort(struct audio_port *port) override;
 
     // Fills the list of supported attributes for a given audio port.
-    virtual status_t getAudioPort(struct audio_port_v7 *port);
+    status_t getAudioPort(struct audio_port_v7 *port) override;
 
     // Set audio port configuration.
-    virtual status_t setAudioPortConfig(const struct audio_port_config *config);
+    status_t setAudioPortConfig(const struct audio_port_config *config) override;
 
     // List microphones
-    virtual status_t getMicrophones(std::vector<media::MicrophoneInfo> *microphones);
+    status_t getMicrophones(std::vector<audio_microphone_characteristic_t>* microphones) override;
 
     status_t addDeviceEffect(audio_port_handle_t device, sp<EffectHalInterface> effect) override;
     status_t removeDeviceEffect(audio_port_handle_t device, sp<EffectHalInterface> effect) override;
@@ -132,6 +119,11 @@
         return INVALID_OPERATION;
     }
 
+    int32_t supportsBluetoothVariableLatency(bool* supports __unused) override {
+        // TODO: Implement the HAL query when moving to AIDL HAL.
+        return INVALID_OPERATION;
+    }
+
     status_t setConnectedState(const struct audio_port_v7 *port, bool connected) override;
 
     error::Result<audio_hw_sync_t> getHwAvSync() override;
diff --git a/media/libaudiohal/impl/DevicesFactoryHalAidl.cpp b/media/libaudiohal/impl/DevicesFactoryHalAidl.cpp
index 29fb558..ee29f09 100644
--- a/media/libaudiohal/impl/DevicesFactoryHalAidl.cpp
+++ b/media/libaudiohal/impl/DevicesFactoryHalAidl.cpp
@@ -17,22 +17,22 @@
 #define LOG_TAG "DevicesFactoryHalAidl"
 //#define LOG_NDEBUG 0
 
+#include <aidl/android/hardware/audio/core/IModule.h>
 #include <android/binder_manager.h>
+#include <memory>
 #include <utils/Log.h>
 
+#include "DeviceHalAidl.h"
 #include "DevicesFactoryHalAidl.h"
 
+using namespace ::aidl::android::hardware::audio::core;
 using ::android::detail::AudioHalVersionInfo;
 
 namespace android {
 
-DevicesFactoryHalAidl::DevicesFactoryHalAidl(std::shared_ptr<IConfig> iconfig) {
+DevicesFactoryHalAidl::DevicesFactoryHalAidl(std::shared_ptr<IConfig> iconfig)
+    : mIConfig(std::move(iconfig)) {
     ALOG_ASSERT(iconfig != nullptr, "Provided default IConfig service is NULL");
-    mIConfig = std::move(iconfig);
-}
-
-void DevicesFactoryHalAidl::onFirstRef() {
-    ALOGE("%s not implemented yet", __func__);
 }
 
 // Opens a device with the specified name. To close the device, it is
@@ -41,8 +41,23 @@
     if (name == nullptr || device == nullptr) {
         return BAD_VALUE;
     }
-    ALOGE("%s not implemented yet", __func__);
-    return INVALID_OPERATION;
+
+    std::shared_ptr<IModule> service;
+    // FIXME: Normally we will list available HAL modules and connect to them,
+    // however currently we still get the list of module names from the config.
+    // Since the example service does not have all modules, the SM will wait
+    // for the missing ones forever.
+    if (strcmp(name, "primary") == 0 || strcmp(name, "r_submix") == 0) {
+        if (strcmp(name, "primary") == 0) name = "default";
+        auto serviceName = std::string(IModule::descriptor) + "/" + name;
+        service = IModule::fromBinder(
+                ndk::SpAIBinder(AServiceManager_waitForService(serviceName.c_str())));
+        ALOGE_IF(service == nullptr, "%s fromBinder %s failed", __func__, serviceName.c_str());
+    }
+    // If the service is a nullptr, the device will not be really functional,
+    // but will not crash either.
+    *device = sp<DeviceHalAidl>::make(service);
+    return OK;
 }
 
 status_t DevicesFactoryHalAidl::getHalPids(std::vector<pid_t> *pids) {
@@ -54,21 +69,25 @@
 }
 
 status_t DevicesFactoryHalAidl::setCallbackOnce(sp<DevicesFactoryHalCallback> callback) {
-    if (callback == nullptr) {
-        return BAD_VALUE;
+    // Dynamic registration of module instances is not supported. The functionality
+    // in the audio server which is related to this callback can be removed together
+    // with HIDL support.
+    ALOG_ASSERT(callback != nullptr);
+    if (callback != nullptr) {
+        callback->onNewDevicesAvailable();
     }
-    ALOGE("%s not implemented yet", __func__);
-    return INVALID_OPERATION;
+    return NO_ERROR;
 }
 
 AudioHalVersionInfo DevicesFactoryHalAidl::getHalVersion() const {
     int32_t versionNumber = 0;
-    if (mIConfig) {
-        if (!mIConfig->getInterfaceVersion(&versionNumber).isOk()) {
-            ALOGE("%s getInterfaceVersion failed", __func__);
-        } else {
-            ALOGI("%s getInterfaceVersion %d", __func__, versionNumber);
+    if (mIConfig != 0) {
+        if (ndk::ScopedAStatus status = mIConfig->getInterfaceVersion(&versionNumber);
+                !status.isOk()) {
+            ALOGE("%s getInterfaceVersion failed: %s", __func__, status.getDescription().c_str());
         }
+    } else {
+        ALOGW("%s no IConfig instance", __func__);
     }
     // AIDL does not have minor version, fill 0 for all versions
     return AudioHalVersionInfo(AudioHalVersionInfo::Type::AIDL, versionNumber);
@@ -76,9 +95,14 @@
 
 // Main entry-point to the shared library.
 extern "C" __attribute__((visibility("default"))) void* createIDevicesFactoryImpl() {
+    auto serviceName = std::string(IConfig::descriptor) + "/default";
     auto service = IConfig::fromBinder(
-            ndk::SpAIBinder(AServiceManager_waitForService(IConfig::descriptor)));
-    return service ? new DevicesFactoryHalAidl(service) : nullptr;
+            ndk::SpAIBinder(AServiceManager_waitForService(serviceName.c_str())));
+    if (!service) {
+        ALOGE("%s binder service %s not exist", __func__, serviceName.c_str());
+        return nullptr;
+    }
+    return new DevicesFactoryHalAidl(service);
 }
 
 } // namespace android
diff --git a/media/libaudiohal/impl/DevicesFactoryHalAidl.h b/media/libaudiohal/impl/DevicesFactoryHalAidl.h
index f4812af..cb627bc 100644
--- a/media/libaudiohal/impl/DevicesFactoryHalAidl.h
+++ b/media/libaudiohal/impl/DevicesFactoryHalAidl.h
@@ -20,15 +20,13 @@
 #include <media/audiohal/DevicesFactoryHalInterface.h>
 #include <utils/RefBase.h>
 
-using namespace ::aidl::android::hardware::audio::core;
-
 namespace android {
 
 class DevicesFactoryHalAidl : public DevicesFactoryHalInterface
 {
   public:
-    explicit DevicesFactoryHalAidl(std::shared_ptr<IConfig> iConfig);
-    void onFirstRef() override;
+    explicit DevicesFactoryHalAidl(
+            std::shared_ptr<::aidl::android::hardware::audio::core::IConfig> iConfig);
 
     // Opens a device with the specified name. To close the device, it is
     // necessary to release references to the returned object.
@@ -41,8 +39,8 @@
     android::detail::AudioHalVersionInfo getHalVersion() const override;
 
   private:
-    std::shared_ptr<IConfig> mIConfig;
-    virtual ~DevicesFactoryHalAidl() = default;
+    const std::shared_ptr<::aidl::android::hardware::audio::core::IConfig> mIConfig;
+    ~DevicesFactoryHalAidl() = default;
 };
 
 } // namespace android
diff --git a/media/libaudiohal/impl/EffectBufferHalAidl.cpp b/media/libaudiohal/impl/EffectBufferHalAidl.cpp
new file mode 100644
index 0000000..5af8e24
--- /dev/null
+++ b/media/libaudiohal/impl/EffectBufferHalAidl.cpp
@@ -0,0 +1,87 @@
+/*
+ * 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.
+ */
+
+#define LOG_TAG "EffectBufferHalAidl"
+//#define LOG_NDEBUG 0
+
+#include <utils/Log.h>
+
+#include "EffectBufferHalAidl.h"
+
+namespace android {
+namespace effect {
+
+// static
+status_t EffectBufferHalAidl::allocate(size_t size, sp<EffectBufferHalInterface>* buffer) {
+    ALOGE("%s not implemented yet %zu %p", __func__, size, buffer);
+    return mirror(nullptr, size, buffer);
+}
+
+status_t EffectBufferHalAidl::mirror(void* external, size_t size,
+                                     sp<EffectBufferHalInterface>* buffer) {
+    // buffer->setExternalData(external);
+    ALOGW("%s not implemented yet %p %zu %p", __func__, external, size, buffer);
+    return OK;
+}
+
+EffectBufferHalAidl::EffectBufferHalAidl(size_t size)
+    : mBufferSize(size),
+      mFrameCountChanged(false),
+      mExternalData(nullptr),
+      mAudioBuffer{0, {nullptr}} {
+}
+
+EffectBufferHalAidl::~EffectBufferHalAidl() {
+}
+
+status_t EffectBufferHalAidl::init() {
+    ALOGW("%s not implemented yet", __func__);
+    return OK;
+}
+
+audio_buffer_t* EffectBufferHalAidl::audioBuffer() {
+    return &mAudioBuffer;
+}
+
+void* EffectBufferHalAidl::externalData() const {
+    return mExternalData;
+}
+
+void EffectBufferHalAidl::setFrameCount(size_t frameCount) {
+    mAudioBuffer.frameCount = frameCount;
+    mFrameCountChanged = true;
+}
+
+bool EffectBufferHalAidl::checkFrameCountChange() {
+    bool result = mFrameCountChanged;
+    mFrameCountChanged = false;
+    return result;
+}
+
+void EffectBufferHalAidl::setExternalData(void* external) {
+    mExternalData = external;
+}
+
+void EffectBufferHalAidl::update() {
+    ALOGW("%s not implemented yet", __func__);
+}
+
+void EffectBufferHalAidl::commit() {
+    ALOGW("%s not implemented yet", __func__);
+}
+
+} // namespace effect
+} // namespace android
diff --git a/media/libaudiohal/impl/EffectBufferHalAidl.h b/media/libaudiohal/impl/EffectBufferHalAidl.h
new file mode 100644
index 0000000..f488708
--- /dev/null
+++ b/media/libaudiohal/impl/EffectBufferHalAidl.h
@@ -0,0 +1,61 @@
+/*
+ * 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.
+ */
+
+#pragma once
+
+#include <media/audiohal/EffectBufferHalInterface.h>
+#include <system/audio_effect.h>
+
+namespace android {
+namespace effect {
+
+class EffectBufferHalAidl : public EffectBufferHalInterface {
+  public:
+    static status_t allocate(size_t size, sp<EffectBufferHalInterface>* buffer);
+    static status_t mirror(void* external, size_t size, sp<EffectBufferHalInterface>* buffer);
+
+    audio_buffer_t* audioBuffer() override;
+    void* externalData() const override;
+
+    size_t getSize() const override { return mBufferSize; }
+
+    void setExternalData(void* external) override;
+    void setFrameCount(size_t frameCount) override;
+    bool checkFrameCountChange() override;
+
+    void update() override;
+    void commit() override;
+    void update(size_t size) override;
+    void commit(size_t size) override;
+
+  private:
+    friend class EffectBufferHalInterface;
+
+    const size_t mBufferSize;
+    bool mFrameCountChanged;
+    void* mExternalData;
+    audio_buffer_t mAudioBuffer;
+
+    // Can not be constructed directly by clients.
+    explicit EffectBufferHalAidl(size_t size);
+
+    ~EffectBufferHalAidl();
+
+    status_t init();
+};
+
+} // namespace effect
+} // namespace android
diff --git a/media/libaudiohal/impl/EffectHalAidl.cpp b/media/libaudiohal/impl/EffectHalAidl.cpp
new file mode 100644
index 0000000..31c5ca5
--- /dev/null
+++ b/media/libaudiohal/impl/EffectHalAidl.cpp
@@ -0,0 +1,234 @@
+/*
+ * 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.
+ */
+
+#define LOG_TAG "EffectHalAidl"
+//#define LOG_NDEBUG 0
+
+#include <media/AidlConversionCppNdk.h>
+#include <media/AidlConversionNdk.h>
+#include <media/audiohal/AudioHalUtils.h>
+#include <media/EffectsFactoryApi.h>
+#include <mediautils/TimeCheck.h>
+#include <utils/Log.h>
+
+#include "EffectHalAidl.h"
+
+#include <system/audio.h>
+
+#include <aidl/android/hardware/audio/effect/IEffect.h>
+
+using ::aidl::android::hardware::audio::effect::CommandId;
+using ::aidl::android::hardware::audio::effect::Descriptor;
+using ::aidl::android::hardware::audio::effect::IEffect;
+using ::aidl::android::hardware::audio::effect::State;
+using ::aidl::android::hardware::audio::effect::Parameter;
+
+namespace android {
+namespace effect {
+
+EffectHalAidl::EffectHalAidl(const std::shared_ptr<IEffect>& effect, uint64_t effectId,
+                             int32_t sessionId, int32_t ioId)
+    : mEffectId(effectId), mSessionId(sessionId), mIoId(ioId), mEffect(effect) {}
+
+EffectHalAidl::~EffectHalAidl() {}
+
+status_t EffectHalAidl::setInBuffer(const sp<EffectBufferHalInterface>& buffer) {
+    if (buffer == nullptr) {
+        return BAD_VALUE;
+    }
+    ALOGW("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t EffectHalAidl::setOutBuffer(const sp<EffectBufferHalInterface>& buffer) {
+    if (buffer == nullptr) {
+        return BAD_VALUE;
+    }
+    ALOGW("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t EffectHalAidl::process() {
+    ALOGW("%s not implemented yet", __func__);
+    // write to input FMQ here?
+    return OK;
+}
+
+// TODO: no one using, maybe deprecate this interface
+status_t EffectHalAidl::processReverse() {
+    ALOGW("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t EffectHalAidl::handleSetConfig(uint32_t cmdCode, uint32_t cmdSize, void* pCmdData,
+                                        uint32_t* replySize, void* pReplyData) {
+    if (pCmdData == NULL || cmdSize != sizeof(effect_config_t) || replySize == NULL ||
+        *replySize != sizeof(int32_t) || pReplyData == NULL) {
+        ALOGE("%s parameter error code %u", __func__, cmdCode);
+        return BAD_VALUE;
+    }
+
+    *static_cast<int32_t*>(pReplyData) = FAILED_TRANSACTION;
+    memcpy(&mConfig, pCmdData, cmdSize);
+
+    State state;
+    RETURN_IF_BINDER_FAIL(mEffect->getState(&state));
+    // effect not open yet, save settings locally
+    if (state != State::INIT) {
+        effect_config_t* legacyConfig = static_cast<effect_config_t*>(pCmdData);
+        // already open, apply latest settings
+        Parameter aidlParam;
+        Parameter::Common aidlCommon;
+        aidlCommon.input.base =
+                VALUE_OR_RETURN_STATUS(::aidl::android::legacy2aidl_AudioConfigBase_buffer_config_t(
+                        legacyConfig->inputCfg, true /* isInput */));
+        aidlCommon.output.base =
+                VALUE_OR_RETURN_STATUS(::aidl::android::legacy2aidl_AudioConfigBase_buffer_config_t(
+                        legacyConfig->outputCfg, false /* isInput */));
+        aidlCommon.session = mSessionId;
+        aidlCommon.ioHandle = mIoId;
+        Parameter::Id id;
+        id.set<Parameter::Id::commonTag>(Parameter::common);
+        aidlParam.set<Parameter::common>(aidlCommon);
+        RETURN_IF_BINDER_FAIL(mEffect->setParameter(aidlParam));
+    }
+    *(int*)pReplyData = 0;
+    *static_cast<int32_t*>(pReplyData) = OK;
+    return OK;
+}
+
+status_t EffectHalAidl::handleGetConfig(uint32_t cmdCode, uint32_t cmdSize, void* pCmdData,
+                                        uint32_t* replySize, void* pReplyData) {
+    if (pCmdData == NULL || cmdSize == 0 || replySize == NULL ||
+        *replySize != sizeof(effect_config_t) || pReplyData == NULL) {
+        ALOGE("%s parameter error with cmdCode %d", __func__, cmdCode);
+        return BAD_VALUE;
+    }
+
+    *(effect_config_t*)pReplyData = mConfig;
+    return OK;
+}
+
+status_t EffectHalAidl::handleSetParameter(uint32_t cmdCode, uint32_t cmdSize, void* pCmdData,
+                                           uint32_t* replySize, void* pReplyData) {
+    ALOGW("%s not implemented yet", __func__);
+    if (pCmdData == NULL || cmdSize == 0 || replySize == NULL ||
+        *replySize != sizeof(effect_config_t) || pReplyData == NULL) {
+        ALOGE("%s parameter error with cmdCode %d", __func__, cmdCode);
+        return BAD_VALUE;
+    }
+    return OK;
+}
+
+status_t EffectHalAidl::handleGetParameter(uint32_t cmdCode, uint32_t cmdSize, void* pCmdData,
+                                           uint32_t* replySize, void* pReplyData) {
+    ALOGW("%s not implemented yet", __func__);
+    if (pCmdData == NULL || cmdSize == 0 || replySize == NULL ||
+        *replySize != sizeof(effect_config_t) || pReplyData == NULL) {
+        ALOGE("%s parameter error with cmdCode %d", __func__, cmdCode);
+        return BAD_VALUE;
+    }
+    return OK;
+}
+
+status_t EffectHalAidl::command(uint32_t cmdCode, uint32_t cmdSize, void* pCmdData,
+                                uint32_t* replySize, void* pReplyData) {
+    ALOGW("%s code %d not implemented yet", __func__, cmdCode);
+    ::ndk::ScopedAStatus status;
+    switch (cmdCode) {
+        case EFFECT_CMD_INIT: {
+            // open with default effect_config_t (convert to Parameter.Common)
+            IEffect::OpenEffectReturn ret;
+            Parameter::Common common;
+            RETURN_IF_BINDER_FAIL(mEffect->open(common, std::nullopt, &ret));
+            return OK;
+        }
+        case EFFECT_CMD_SET_CONFIG:
+            return handleSetConfig(cmdCode, cmdSize, pCmdData, replySize, pReplyData);
+        case EFFECT_CMD_GET_CONFIG:
+            return handleGetConfig(cmdCode, cmdSize, pCmdData, replySize, pReplyData);
+        case EFFECT_CMD_RESET:
+            return mEffect->command(CommandId::RESET).getStatus();
+        case EFFECT_CMD_ENABLE:
+            return mEffect->command(CommandId::START).getStatus();
+        case EFFECT_CMD_DISABLE:
+            return mEffect->command(CommandId::STOP).getStatus();
+        case EFFECT_CMD_SET_PARAM:
+            return handleSetParameter(cmdCode, cmdSize, pCmdData, replySize, pReplyData);
+        case EFFECT_CMD_SET_PARAM_DEFERRED:
+        case EFFECT_CMD_SET_PARAM_COMMIT:
+            // TODO
+            return OK;
+        case EFFECT_CMD_GET_PARAM:
+            return handleGetParameter(cmdCode, cmdSize, pCmdData, replySize, pReplyData);
+        case EFFECT_CMD_SET_DEVICE:
+            return OK;
+        case EFFECT_CMD_SET_VOLUME:
+            return OK;
+        case EFFECT_CMD_SET_AUDIO_MODE:
+            return OK;
+        case EFFECT_CMD_SET_CONFIG_REVERSE:
+            return OK;
+        case EFFECT_CMD_SET_INPUT_DEVICE:
+            return OK;
+        case EFFECT_CMD_GET_CONFIG_REVERSE:
+            return OK;
+        case EFFECT_CMD_GET_FEATURE_SUPPORTED_CONFIGS:
+            return OK;
+        case EFFECT_CMD_GET_FEATURE_CONFIG:
+            return OK;
+        case EFFECT_CMD_SET_FEATURE_CONFIG:
+            return OK;
+        case EFFECT_CMD_SET_AUDIO_SOURCE:
+            return OK;
+        case EFFECT_CMD_OFFLOAD:
+            return OK;
+        case EFFECT_CMD_DUMP:
+            return OK;
+        case EFFECT_CMD_FIRST_PROPRIETARY:
+            return OK;
+        default:
+            return INVALID_OPERATION;
+    }
+    return INVALID_OPERATION;
+}
+
+status_t EffectHalAidl::getDescriptor(effect_descriptor_t* pDescriptor) {
+    ALOGW("%s %p", __func__, pDescriptor);
+    if (pDescriptor == nullptr) {
+        return BAD_VALUE;
+    }
+    Descriptor aidlDesc;
+    RETURN_IF_BINDER_FAIL(mEffect->getDescriptor(&aidlDesc));
+
+    *pDescriptor = VALUE_OR_RETURN_STATUS(
+            ::aidl::android::aidl2legacy_Descriptor_effect_descriptor(aidlDesc));
+    return OK;
+}
+
+status_t EffectHalAidl::close() {
+    auto ret = mEffect->close();
+    ALOGI("%s %s", __func__, ret.getMessage());
+    return ret.getStatus();
+}
+
+status_t EffectHalAidl::dump(int fd) {
+    ALOGW("%s not implemented yet, fd %d", __func__, fd);
+    return OK;
+}
+
+} // namespace effect
+} // namespace android
diff --git a/media/libaudiohal/impl/EffectHalAidl.h b/media/libaudiohal/impl/EffectHalAidl.h
new file mode 100644
index 0000000..76bb240
--- /dev/null
+++ b/media/libaudiohal/impl/EffectHalAidl.h
@@ -0,0 +1,86 @@
+/*
+ * 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.
+ */
+
+#pragma once
+
+#include <aidl/android/hardware/audio/effect/IEffect.h>
+#include <media/audiohal/EffectHalInterface.h>
+#include <system/audio_effect.h>
+
+namespace android {
+namespace effect {
+
+class EffectHalAidl : public EffectHalInterface {
+  public:
+    // Set the input buffer.
+    status_t setInBuffer(const sp<EffectBufferHalInterface>& buffer) override;
+
+    // Set the output buffer.
+    status_t setOutBuffer(const sp<EffectBufferHalInterface>& buffer) override;
+
+    // Effect process function.
+    status_t process() override;
+
+    // Process reverse stream function. This function is used to pass
+    // a reference stream to the effect engine.
+    status_t processReverse() override;
+
+    // Send a command and receive a response to/from effect engine.
+    status_t command(uint32_t cmdCode, uint32_t cmdSize, void* pCmdData, uint32_t* replySize,
+                     void* pReplyData) override;
+
+    // Returns the effect descriptor.
+    status_t getDescriptor(effect_descriptor_t *pDescriptor) override;
+
+    // Free resources on the remote side.
+    status_t close() override;
+
+    // Whether it's a local implementation.
+    bool isLocal() const override { return false; }
+
+    status_t dump(int fd) override;
+
+    uint64_t effectId() const override { return mEffectId; }
+
+  private:
+    friend class EffectsFactoryHalAidl;
+
+    const uint64_t mEffectId;
+    const int32_t mSessionId;
+    const int32_t mIoId;
+    sp<EffectBufferHalInterface> mInBuffer, mOutBuffer;
+    effect_config_t mConfig;
+    std::shared_ptr<::aidl::android::hardware::audio::effect::IEffect> mEffect;
+
+    // Can not be constructed directly by clients.
+    EffectHalAidl(const std::shared_ptr<::aidl::android::hardware::audio::effect::IEffect>& effect,
+                  uint64_t effectId, int32_t sessionId, int32_t ioId);
+
+    status_t handleSetConfig(uint32_t cmdCode, uint32_t cmdSize, void* pCmdData,
+                             uint32_t* replySize, void* pReplyData);
+    status_t handleGetConfig(uint32_t cmdCode, uint32_t cmdSize, void* pCmdData,
+                             uint32_t* replySize, void* pReplyData);
+    status_t handleSetParameter(uint32_t cmdCode, uint32_t cmdSize, void* pCmdData,
+                                uint32_t* replySize, void* pReplyData);
+    status_t handleGetParameter(uint32_t cmdCode, uint32_t cmdSize, void* pCmdData,
+                                uint32_t* replySize, void* pReplyData);
+
+    // The destructor automatically releases the effect.
+    virtual ~EffectHalAidl();
+};
+
+} // namespace effect
+} // namespace android
diff --git a/media/libaudiohal/impl/EffectHalHidl.cpp b/media/libaudiohal/impl/EffectHalHidl.cpp
index 3956a6c..ed952a3 100644
--- a/media/libaudiohal/impl/EffectHalHidl.cpp
+++ b/media/libaudiohal/impl/EffectHalHidl.cpp
@@ -46,9 +46,6 @@
 using namespace ::android::hardware::audio::common::CPP_VERSION;
 using namespace ::android::hardware::audio::effect::CPP_VERSION;
 
-#define TIME_CHECK() auto timeCheck = \
-        mediautils::makeTimeCheckStatsForClassMethod(getClassName(), __func__)
-
 EffectHalHidl::EffectHalHidl(const sp<IEffect>& effect, uint64_t effectId)
         : EffectConversionHelperHidl("EffectHalHidl"),
           mEffect(effect), mEffectId(effectId), mBuffersChanged(true), mEfGroup(nullptr) {
diff --git a/media/libaudiohal/impl/EffectsFactoryHalAidl.cpp b/media/libaudiohal/impl/EffectsFactoryHalAidl.cpp
index 7aec859..0039c86 100644
--- a/media/libaudiohal/impl/EffectsFactoryHalAidl.cpp
+++ b/media/libaudiohal/impl/EffectsFactoryHalAidl.cpp
@@ -14,69 +14,122 @@
  * limitations under the License.
  */
 
-#include <random>
+#include <algorithm>
+#include <cstdint>
+#include <memory>
 #define LOG_TAG "EffectsFactoryHalAidl"
 //#define LOG_NDEBUG 0
 
 #include <aidl/android/hardware/audio/effect/IFactory.h>
 #include <android/binder_manager.h>
+#include <media/AidlConversionCppNdk.h>
+#include <media/AidlConversionNdk.h>
+#include <media/audiohal/AudioHalUtils.h>
 #include <utils/Log.h>
 
+#include "EffectBufferHalAidl.h"
+#include "EffectHalAidl.h"
 #include "EffectsFactoryHalAidl.h"
 
 using aidl::android::hardware::audio::effect::IFactory;
+using aidl::android::media::audio::common::AudioUuid;
 using android::detail::AudioHalVersionInfo;
 
 namespace android {
 namespace effect {
 
-EffectsFactoryHalAidl::EffectsFactoryHalAidl(std::shared_ptr<IFactory> effectsFactory) {
+EffectsFactoryHalAidl::EffectsFactoryHalAidl(std::shared_ptr<IFactory> effectsFactory)
+    : mFactory(effectsFactory),
+      mHalVersion(AudioHalVersionInfo(AudioHalVersionInfo::Type::AIDL, [this]() {
+          int32_t majorVersion = 0;
+          return (mFactory && mFactory->getInterfaceVersion(&majorVersion).isOk()) ? majorVersion
+                                                                                   : 0;
+      }())) {
     ALOG_ASSERT(effectsFactory != nullptr, "Provided IEffectsFactory service is NULL");
-    mEffectsFactory = effectsFactory;
 }
 
 status_t EffectsFactoryHalAidl::queryNumberEffects(uint32_t *pNumEffects) {
     if (pNumEffects == nullptr) {
         return BAD_VALUE;
     }
-    ALOGE("%s not implemented yet", __func__);
-    return INVALID_OPERATION;
+
+    {
+        std::lock_guard lg(mLock);
+        RETURN_IF_NOT_OK(queryEffectList_l());
+        *pNumEffects = mDescList->size();
+    }
+    ALOGI("%s %d", __func__, *pNumEffects);
+    return OK;
 }
 
 status_t EffectsFactoryHalAidl::getDescriptor(uint32_t index, effect_descriptor_t* pDescriptor) {
-    if (index < 0 || pDescriptor == nullptr) {
+    if (pDescriptor == nullptr) {
         return BAD_VALUE;
     }
-    ALOGE("%s not implemented yet", __func__);
-    return INVALID_OPERATION;
+
+    std::lock_guard lg(mLock);
+    RETURN_IF_NOT_OK(queryEffectList_l());
+
+    auto listSize = mDescList->size();
+    if (index >= listSize) {
+        ALOGE("%s index %d exceed size DescList %zd", __func__, index, listSize);
+        return INVALID_OPERATION;
+    }
+
+    *pDescriptor = VALUE_OR_RETURN_STATUS(
+            ::aidl::android::aidl2legacy_Descriptor_effect_descriptor(mDescList->at(index)));
+    return OK;
 }
 
-status_t EffectsFactoryHalAidl::getDescriptor(const effect_uuid_t* pEffectUuid,
+status_t EffectsFactoryHalAidl::getDescriptor(const effect_uuid_t* halUuid,
                                               effect_descriptor_t* pDescriptor) {
-    if (pEffectUuid == nullptr || pDescriptor == nullptr) {
+    if (halUuid == nullptr || pDescriptor == nullptr) {
         return BAD_VALUE;
     }
-    ALOGE("%s not implemented yet", __func__);
-    return INVALID_OPERATION;
+
+    AudioUuid uuid =
+            VALUE_OR_RETURN_STATUS(::aidl::android::legacy2aidl_audio_uuid_t_AudioUuid(*halUuid));
+    std::lock_guard lg(mLock);
+    return getHalDescriptorWithImplUuid_l(uuid, pDescriptor);
 }
 
-status_t EffectsFactoryHalAidl::getDescriptors(const effect_uuid_t* pEffectType,
+status_t EffectsFactoryHalAidl::getDescriptors(const effect_uuid_t* halType,
                                                std::vector<effect_descriptor_t>* descriptors) {
-    if (pEffectType == nullptr || descriptors == nullptr) {
+    if (halType == nullptr || descriptors == nullptr) {
         return BAD_VALUE;
     }
-    ALOGE("%s not implemented yet", __func__);
-    return INVALID_OPERATION;
+
+    AudioUuid type =
+            VALUE_OR_RETURN_STATUS(::aidl::android::legacy2aidl_audio_uuid_t_AudioUuid(*halType));
+    std::lock_guard lg(mLock);
+    return getHalDescriptorWithTypeUuid_l(type, descriptors);
 }
 
-status_t EffectsFactoryHalAidl::createEffect(const effect_uuid_t* pEffectUuid, int32_t sessionId,
+status_t EffectsFactoryHalAidl::createEffect(const effect_uuid_t* uuid, int32_t sessionId,
                                              int32_t ioId, int32_t deviceId __unused,
                                              sp<EffectHalInterface>* effect) {
-    if (pEffectUuid == nullptr || effect == nullptr) {
+    if (uuid == nullptr || effect == nullptr) {
         return BAD_VALUE;
     }
-    ALOGE("%s not implemented yet %d %d", __func__, sessionId, ioId);
-    return INVALID_OPERATION;
+    ALOGI("%s session %d ioId %d", __func__, sessionId, ioId);
+
+    AudioUuid aidlUuid =
+            VALUE_OR_RETURN_STATUS(::aidl::android::legacy2aidl_audio_uuid_t_AudioUuid(*uuid));
+    std::shared_ptr<IEffect> aidlEffect;
+    ndk::ScopedAStatus status = mFactory->createEffect(aidlUuid, &aidlEffect);
+    if (!status.isOk() || aidlEffect == nullptr) {
+        ALOGE("%s IFactory::createFactory failed %s UUID %s", __func__,
+              status.getDescription().c_str(), aidlUuid.toString().c_str());
+        return INVALID_OPERATION;
+    }
+    uint64_t effectId;
+    {
+        std::lock_guard lg(mLock);
+        effectId = ++mEffectIdCounter;
+    }
+
+    *effect = new EffectHalAidl(aidlEffect, effectId, sessionId, ioId);
+    return OK;
 }
 
 status_t EffectsFactoryHalAidl::dumpEffects(int fd) {
@@ -85,33 +138,77 @@
 }
 
 status_t EffectsFactoryHalAidl::allocateBuffer(size_t size, sp<EffectBufferHalInterface>* buffer) {
-    if (size <= 0 || buffer == nullptr) {
-        return BAD_VALUE;
-    }
-    ALOGE("%s not implemented yet", __func__);
-    return INVALID_OPERATION;
+    ALOGI("%s size %zu buffer %p", __func__, size, buffer);
+    // Buffer doesn't allocated here for AIDL, instead each effect open will return I/O data FMQ.
+    return EffectBufferHalAidl::allocate(size, buffer);
 }
 
 status_t EffectsFactoryHalAidl::mirrorBuffer(void* external, size_t size,
                                              sp<EffectBufferHalInterface>* buffer) {
-    if (external == nullptr || size <= 0 || buffer == nullptr) {
-        return BAD_VALUE;
-    }
-    ALOGE("%s not implemented yet", __func__);
-    return INVALID_OPERATION;
+    ALOGI("%s extern %p size %zu buffer %p", __func__, external, size, buffer);
+    // TODO: implement with FMQ
+    return EffectBufferHalAidl::mirror(external, size, buffer);
 }
 
 AudioHalVersionInfo EffectsFactoryHalAidl::getHalVersion() const {
-    int32_t versionNumber = 0;
-    if (mEffectsFactory) {
-        if (!mEffectsFactory->getInterfaceVersion(&versionNumber).isOk()) {
-            ALOGE("%s getInterfaceVersion failed", __func__);
-        } else {
-            ALOGI("%s getInterfaceVersion %d", __func__, versionNumber);
+    return mHalVersion;
+}
+
+status_t EffectsFactoryHalAidl::queryEffectList_l() {
+    if (!mDescList) {
+        std::vector<Descriptor> list;
+        auto status = mFactory->queryEffects(std::nullopt, std::nullopt, std::nullopt, &list);
+        if (!status.isOk()) {
+            ALOGE("%s IFactory::queryEffects failed %s", __func__, status.getDescription().c_str());
+            return status.getStatus();
         }
+
+        mDescList = std::make_unique<std::vector<Descriptor>>(list);
     }
-    // AIDL does not have minor version, fill 0 for all versions
-    return AudioHalVersionInfo(AudioHalVersionInfo::Type::AIDL, versionNumber);
+    return OK;
+}
+
+status_t EffectsFactoryHalAidl::getHalDescriptorWithImplUuid_l(const AudioUuid& uuid,
+                                                               effect_descriptor_t* pDescriptor) {
+    if (pDescriptor == nullptr) {
+        return BAD_VALUE;
+    }
+    if (!mDescList) {
+        RETURN_IF_NOT_OK(queryEffectList_l());
+    }
+
+    auto matchIt = std::find_if(mDescList->begin(), mDescList->end(),
+                                 [&](const auto& desc) { return desc.common.id.uuid == uuid; });
+    if (matchIt == mDescList->end()) {
+        ALOGE("%s UUID %s not found", __func__, uuid.toString().c_str());
+        return BAD_VALUE;
+    }
+
+    *pDescriptor = VALUE_OR_RETURN_STATUS(
+            ::aidl::android::aidl2legacy_Descriptor_effect_descriptor(*matchIt));
+    return OK;
+}
+
+status_t EffectsFactoryHalAidl::getHalDescriptorWithTypeUuid_l(
+        const AudioUuid& type, std::vector<effect_descriptor_t>* descriptors) {
+    if (descriptors == nullptr) {
+        return BAD_VALUE;
+    }
+    if (!mDescList) {
+        RETURN_IF_NOT_OK(queryEffectList_l());
+    }
+    std::vector<Descriptor> result;
+    std::copy_if(mDescList->begin(), mDescList->end(), std::back_inserter(result),
+                 [&](auto& desc) { return desc.common.id.type == type; });
+    if (result.size() == 0) {
+        ALOGE("%s type UUID %s not found", __func__, type.toString().c_str());
+        return BAD_VALUE;
+    }
+
+    *descriptors = VALUE_OR_RETURN_STATUS(
+            aidl::android::convertContainer<std::vector<effect_descriptor_t>>(
+                    result, ::aidl::android::aidl2legacy_Descriptor_effect_descriptor));
+    return OK;
 }
 
 } // namespace effect
@@ -120,9 +217,14 @@
 // exports from a static library are optimized out unless actually used by
 // the shared library. See EffectsFactoryHalEntry.cpp.
 extern "C" void* createIEffectsFactoryImpl() {
-    auto factory = IFactory::fromBinder(
-            ndk::SpAIBinder(AServiceManager_waitForService(IFactory::descriptor)));
-    return factory ? new effect::EffectsFactoryHalAidl(factory) : nullptr;
+    auto serviceName = std::string(IFactory::descriptor) + "/default";
+    auto service = IFactory::fromBinder(
+            ndk::SpAIBinder(AServiceManager_waitForService(serviceName.c_str())));
+    if (!service) {
+        ALOGE("%s binder service %s not exist", __func__, serviceName.c_str());
+        return nullptr;
+    }
+    return new effect::EffectsFactoryHalAidl(service);
 }
 
 } // namespace android
diff --git a/media/libaudiohal/impl/EffectsFactoryHalAidl.h b/media/libaudiohal/impl/EffectsFactoryHalAidl.h
index d6b5684..1e85da9 100644
--- a/media/libaudiohal/impl/EffectsFactoryHalAidl.h
+++ b/media/libaudiohal/impl/EffectsFactoryHalAidl.h
@@ -16,7 +16,13 @@
 
 #pragma once
 
+#include <cstddef>
+#include <memory>
+#include <mutex>
+
+#include <android-base/thread_annotations.h>
 #include <media/audiohal/EffectsFactoryHalInterface.h>
+#include <system/thread_defs.h>
 
 namespace android {
 namespace effect {
@@ -40,8 +46,8 @@
                             std::vector<effect_descriptor_t>* descriptors) override;
 
     // Creates an effect engine of the specified type.
-    // To release the effect engine, it is necessary to release references
-    // to the returned effect object.
+    // To release the effect engine, it is necessary to release references to the returned effect
+    // object.
     status_t createEffect(const effect_uuid_t* pEffectUuid, int32_t sessionId, int32_t ioId,
                           int32_t deviceId, sp<EffectHalInterface>* effect) override;
 
@@ -51,11 +57,23 @@
     status_t mirrorBuffer(void* external, size_t size,
                           sp<EffectBufferHalInterface>* buffer) override;
 
-    android::detail::AudioHalVersionInfo getHalVersion() const override;
+    detail::AudioHalVersionInfo getHalVersion() const override;
 
   private:
-    std::shared_ptr<IFactory> mEffectsFactory;
+    std::mutex mLock;
+    const std::shared_ptr<IFactory> mFactory;
+    uint64_t mEffectIdCounter GUARDED_BY(mLock) = 0; // Align with HIDL (0 is INVALID_ID)
+    std::unique_ptr<std::vector<Descriptor>> mDescList GUARDED_BY(mLock) = nullptr;
+    const detail::AudioHalVersionInfo mHalVersion;
+
     virtual ~EffectsFactoryHalAidl() = default;
+    status_t queryEffectList_l() REQUIRES(mLock);
+    status_t getHalDescriptorWithImplUuid_l(
+            const aidl::android::media::audio::common::AudioUuid& uuid,
+            effect_descriptor_t* pDescriptor) REQUIRES(mLock);
+    status_t getHalDescriptorWithTypeUuid_l(
+            const aidl::android::media::audio::common::AudioUuid& type,
+            std::vector<effect_descriptor_t>* descriptors) REQUIRES(mLock);
 };
 
 } // namespace effect
diff --git a/media/libaudiohal/impl/StreamHalAidl.cpp b/media/libaudiohal/impl/StreamHalAidl.cpp
new file mode 100644
index 0000000..7338952
--- /dev/null
+++ b/media/libaudiohal/impl/StreamHalAidl.cpp
@@ -0,0 +1,511 @@
+/*
+ * Copyright (C) 2023 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 "StreamHalAidl"
+//#define LOG_NDEBUG 0
+
+#include <aidl/android/hardware/audio/core/BnStreamCallback.h>
+#include <mediautils/TimeCheck.h>
+#include <utils/Log.h>
+
+#include "DeviceHalAidl.h"
+#include "StreamHalAidl.h"
+
+using ::aidl::android::hardware::audio::core::IStreamCommon;
+using ::aidl::android::hardware::audio::core::IStreamIn;
+using ::aidl::android::hardware::audio::core::IStreamOut;
+using ::aidl::android::hardware::audio::core::StreamDescriptor;
+
+namespace android {
+
+StreamHalAidl::StreamHalAidl(
+        std::string_view className, bool isInput, const StreamDescriptor& descriptor,
+        const std::shared_ptr<IStreamCommon>& stream)
+        : ConversionHelperAidl(className),
+          mIsInput(isInput),
+          mFrameSizeBytes(descriptor.frameSizeBytes),
+          mBufferSizeFrames(descriptor.bufferSizeFrames),
+          mCommandMQ(new CommandMQ(descriptor.command)),
+          mReplyMQ(new ReplyMQ(descriptor.reply)),
+          mDataMQ(maybeCreateDataMQ(descriptor)),
+          mStream(stream) {
+    // Instrument audio signal power logging.
+    // Note: This assumes channel mask, format, and sample rate do not change after creation.
+    if (audio_config_base_t config = AUDIO_CONFIG_BASE_INITIALIZER;
+            /* mStreamPowerLog.isUserDebugOrEngBuild() && */
+            StreamHalAidl::getAudioProperties(&config) == NO_ERROR) {
+        mStreamPowerLog.init(config.sample_rate, config.channel_mask, config.format);
+    }
+}
+
+StreamHalAidl::~StreamHalAidl() {
+    if (mStream != nullptr) {
+        ndk::ScopedAStatus status = mStream->close();
+        ALOGE_IF(!status.isOk(), "%s: status %s", __func__, status.getDescription().c_str());
+    }
+}
+
+status_t StreamHalAidl::getBufferSize(size_t *size) {
+    if (size == nullptr) {
+        return BAD_VALUE;
+    }
+    if (mFrameSizeBytes == 0 || mBufferSizeFrames == 0) {
+        return NO_INIT;
+    }
+    *size = mFrameSizeBytes * mBufferSizeFrames;
+    return OK;
+}
+
+status_t StreamHalAidl::getAudioProperties(audio_config_base_t *configBase) {
+    if (configBase == nullptr) {
+        return BAD_VALUE;
+    }
+    TIME_CHECK();
+    *configBase = AUDIO_CONFIG_BASE_INITIALIZER;
+    configBase->sample_rate = 48000;
+    configBase->format = AUDIO_FORMAT_PCM_24_BIT_PACKED;
+    configBase->channel_mask = mIsInput ? AUDIO_CHANNEL_IN_STEREO : AUDIO_CHANNEL_OUT_STEREO;
+    // if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamHalAidl::setParameters(const String8& kvPairs __unused) {
+    TIME_CHECK();
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamHalAidl::getParameters(const String8& keys __unused, String8 *values) {
+    TIME_CHECK();
+    values->clear();
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamHalAidl::getFrameSize(size_t *size) {
+    if (size == nullptr) {
+        return BAD_VALUE;
+    }
+    if (mFrameSizeBytes == 0) {
+        return NO_INIT;
+    }
+    *size = mFrameSizeBytes;
+    return OK;
+}
+
+status_t StreamHalAidl::addEffect(sp<EffectHalInterface> effect __unused) {
+    TIME_CHECK();
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamHalAidl::removeEffect(sp<EffectHalInterface> effect __unused) {
+    TIME_CHECK();
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamHalAidl::standby() {
+    TIME_CHECK();
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamHalAidl::dump(int fd __unused, const Vector<String16>& args __unused) {
+    TIME_CHECK();
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamHalAidl::start() {
+    TIME_CHECK();
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamHalAidl::stop() {
+    TIME_CHECK();
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamHalAidl::createMmapBuffer(int32_t minSizeFrames __unused,
+                                  struct audio_mmap_buffer_info *info __unused) {
+    TIME_CHECK();
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamHalAidl::getMmapPosition(struct audio_mmap_position *position __unused) {
+    TIME_CHECK();
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamHalAidl::setHalThreadPriority(int priority __unused) {
+    mHalThreadPriority = priority;
+    return OK;
+}
+
+status_t StreamHalAidl::getHalPid(pid_t *pid __unused) {
+    TIME_CHECK();
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+bool StreamHalAidl::requestHalThreadPriority(pid_t threadPid __unused, pid_t threadId __unused) {
+    if (mHalThreadPriority == HAL_THREAD_PRIORITY_DEFAULT) {
+        return true;
+    }
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamHalAidl::legacyCreateAudioPatch(const struct audio_port_config& port __unused,
+                                               std::optional<audio_source_t> source __unused,
+                                               audio_devices_t type __unused) {
+    TIME_CHECK();
+    LOG_ALWAYS_FATAL_IF(port.type != AUDIO_PORT_TYPE_DEVICE, "port type must be device");
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamHalAidl::legacyReleaseAudioPatch() {
+    TIME_CHECK();
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+namespace {
+
+/* Notes on callback ownership.
+
+This is how Binder ownership model looks like. The server implementation
+is owned by Binder framework (via sp<>). Proxies are owned by clients.
+When the last proxy disappears, Binder framework releases the server impl.
+
+Thus, it is not needed to keep any references to StreamCallback (this is
+the server impl) -- it will live as long as HAL server holds a strong ref to
+IStreamCallback proxy.
+
+The callback only keeps a weak reference to the stream. The stream is owned
+by AudioFlinger.
+
+*/
+
+class StreamCallback : public ::aidl::android::hardware::audio::core::BnStreamCallback {
+    ndk::ScopedAStatus onTransferReady() override {
+        return ndk::ScopedAStatus::ok();
+    }
+    ndk::ScopedAStatus onError() override {
+        return ndk::ScopedAStatus::ok();
+    }
+    ndk::ScopedAStatus onDrainReady() override {
+        return ndk::ScopedAStatus::ok();
+    }
+};
+
+}  // namespace
+
+StreamOutHalAidl::StreamOutHalAidl(
+        const StreamDescriptor& descriptor, const std::shared_ptr<IStreamOut>& stream)
+        : StreamHalAidl("StreamOutHalAidl", false /*isInput*/, descriptor,
+                nullptr /* FIXME: Retrieve IStreamCommon */),
+          mStream(stream) {}
+
+status_t StreamOutHalAidl::getLatency(uint32_t *latency) {
+    TIME_CHECK();
+    *latency = 0;
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamOutHalAidl::setVolume(float left __unused, float right __unused) {
+    TIME_CHECK();
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamOutHalAidl::selectPresentation(int presentationId __unused, int programId __unused) {
+    TIME_CHECK();
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamOutHalAidl::write(
+        const void *buffer __unused, size_t bytes __unused, size_t *written __unused) {
+    // TIME_CHECK();  // TODO(b/238654698) reenable only when optimized.
+    if (!mStream) return NO_INIT;
+    *written = 0;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamOutHalAidl::getRenderPosition(uint32_t *dspFrames __unused) {
+    // TIME_CHECK();  // TODO(b/238654698) reenable only when optimized.
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamOutHalAidl::getNextWriteTimestamp(int64_t *timestamp __unused) {
+    TIME_CHECK();
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamOutHalAidl::setCallback(wp<StreamOutHalInterfaceCallback> callback __unused) {
+    TIME_CHECK();
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamOutHalAidl::supportsPauseAndResume(
+        bool *supportsPause __unused, bool *supportsResume __unused) {
+    TIME_CHECK();
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamOutHalAidl::pause() {
+    TIME_CHECK();
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamOutHalAidl::resume() {
+    TIME_CHECK();
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamOutHalAidl::supportsDrain(bool *supportsDrain __unused) {
+    TIME_CHECK();
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamOutHalAidl::drain(bool earlyNotify __unused) {
+    TIME_CHECK();
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamOutHalAidl::flush() {
+    TIME_CHECK();
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamOutHalAidl::getPresentationPosition(
+        uint64_t *frames __unused, struct timespec *timestamp __unused) {
+    // TIME_CHECK();  // TODO(b/238654698) reenable only when optimized.
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamOutHalAidl::updateSourceMetadata(
+        const StreamOutHalInterface::SourceMetadata& sourceMetadata __unused) {
+    TIME_CHECK();
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamOutHalAidl::getDualMonoMode(audio_dual_mono_mode_t* mode __unused) {
+    return INVALID_OPERATION;
+}
+
+status_t StreamOutHalAidl::setDualMonoMode(audio_dual_mono_mode_t mode __unused) {
+    return INVALID_OPERATION;
+}
+
+status_t StreamOutHalAidl::getAudioDescriptionMixLevel(float* leveldB __unused) {
+    return INVALID_OPERATION;
+}
+
+status_t StreamOutHalAidl::setAudioDescriptionMixLevel(float leveldB __unused) {
+    return INVALID_OPERATION;
+}
+
+status_t StreamOutHalAidl::getPlaybackRateParameters(
+        audio_playback_rate_t* playbackRate __unused) {
+    return INVALID_OPERATION;
+}
+
+status_t StreamOutHalAidl::setPlaybackRateParameters(
+        const audio_playback_rate_t& playbackRate __unused) {
+    return INVALID_OPERATION;
+}
+
+status_t StreamOutHalAidl::setEventCallback(
+        const sp<StreamOutHalInterfaceEventCallback>& callback __unused) {
+    return INVALID_OPERATION;
+}
+
+namespace {
+
+struct StreamOutEventCallback {
+    StreamOutEventCallback(const wp<StreamOutHalAidl>& stream) : mStream(stream) {}
+  private:
+    wp<StreamOutHalAidl> mStream;
+};
+
+}  // namespace
+
+status_t StreamOutHalAidl::setLatencyMode(audio_latency_mode_t mode __unused) {
+    return INVALID_OPERATION;
+};
+
+status_t StreamOutHalAidl::getRecommendedLatencyModes(
+        std::vector<audio_latency_mode_t> *modes __unused) {
+    return INVALID_OPERATION;
+};
+
+status_t StreamOutHalAidl::setLatencyModeCallback(
+        const sp<StreamOutHalInterfaceLatencyModeCallback>& callback __unused) {
+    return INVALID_OPERATION;
+};
+
+void StreamOutHalAidl::onWriteReady() {
+    sp<StreamOutHalInterfaceCallback> callback = mCallback.load().promote();
+    if (callback == 0) return;
+    ALOGV("asyncCallback onWriteReady");
+    callback->onWriteReady();
+}
+
+void StreamOutHalAidl::onDrainReady() {
+    sp<StreamOutHalInterfaceCallback> callback = mCallback.load().promote();
+    if (callback == 0) return;
+    ALOGV("asyncCallback onDrainReady");
+    callback->onDrainReady();
+}
+
+void StreamOutHalAidl::onError() {
+    sp<StreamOutHalInterfaceCallback> callback = mCallback.load().promote();
+    if (callback == 0) return;
+    ALOGV("asyncCallback onError");
+    callback->onError();
+}
+
+void StreamOutHalAidl::onCodecFormatChanged(const std::basic_string<uint8_t>& metadataBs __unused) {
+    sp<StreamOutHalInterfaceEventCallback> callback = mEventCallback.load().promote();
+    if (callback == nullptr) return;
+    ALOGV("asyncCodecFormatCallback %s", __func__);
+    callback->onCodecFormatChanged(metadataBs);
+}
+
+void StreamOutHalAidl::onRecommendedLatencyModeChanged(
+        const std::vector<audio_latency_mode_t>& modes __unused) {
+    sp<StreamOutHalInterfaceLatencyModeCallback> callback = mLatencyModeCallback.load().promote();
+    if (callback == nullptr) return;
+    callback->onRecommendedLatencyModeChanged(modes);
+}
+
+status_t StreamOutHalAidl::exit() {
+    // FIXME this is using hard-coded strings but in the future, this functionality will be
+    //       converted to use audio HAL extensions required to support tunneling
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+StreamInHalAidl::StreamInHalAidl(
+        const StreamDescriptor& descriptor, const std::shared_ptr<IStreamIn>& stream)
+        : StreamHalAidl("StreamInHalAidl", true /*isInput*/, descriptor,
+                nullptr /* FIXME: Retrieve IStreamCommon */),
+          mStream(stream) {}
+
+status_t StreamInHalAidl::setGain(float gain __unused) {
+    TIME_CHECK();
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamInHalAidl::read(
+        void *buffer __unused, size_t bytes __unused, size_t *read __unused) {
+    // TIME_CHECK();  // TODO(b/238654698) reenable only when optimized.
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    // FIXME: Don't forget to update mPowerLog
+    return OK;
+}
+
+status_t StreamInHalAidl::getInputFramesLost(uint32_t *framesLost __unused) {
+    TIME_CHECK();
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamInHalAidl::getCapturePosition(int64_t *frames __unused, int64_t *time __unused) {
+    // TIME_CHECK();  // TODO(b/238654698) reenable only when optimized.
+    if (!mStream) return NO_INIT;
+    ALOGE("%s not implemented yet", __func__);
+    return OK;
+}
+
+status_t StreamInHalAidl::getActiveMicrophones(
+        std::vector<media::MicrophoneInfo> *microphones __unused) {
+    if (mStream == 0) return NO_INIT;
+    return INVALID_OPERATION;
+}
+
+status_t StreamInHalAidl::updateSinkMetadata(
+        const StreamInHalInterface::SinkMetadata& sinkMetadata  __unused) {
+    return INVALID_OPERATION;
+}
+
+status_t StreamInHalAidl::setPreferredMicrophoneDirection(
+            audio_microphone_direction_t direction __unused) {
+    if (mStream == 0) return NO_INIT;
+    return INVALID_OPERATION;
+}
+
+status_t StreamInHalAidl::setPreferredMicrophoneFieldDimension(float zoom __unused) {
+    if (mStream == 0) return NO_INIT;
+    return INVALID_OPERATION;
+}
+
+} // namespace android
diff --git a/media/libaudiohal/impl/StreamHalAidl.h b/media/libaudiohal/impl/StreamHalAidl.h
new file mode 100644
index 0000000..86f48f3
--- /dev/null
+++ b/media/libaudiohal/impl/StreamHalAidl.h
@@ -0,0 +1,276 @@
+/*
+ * Copyright (C) 2023 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 <memory>
+#include <string_view>
+
+#include <aidl/android/hardware/audio/core/BpStreamCommon.h>
+#include <aidl/android/hardware/audio/core/BpStreamIn.h>
+#include <aidl/android/hardware/audio/core/BpStreamOut.h>
+#include <fmq/AidlMessageQueue.h>
+#include <media/audiohal/EffectHalInterface.h>
+#include <media/audiohal/StreamHalInterface.h>
+#include <mediautils/Synchronization.h>
+
+#include "ConversionHelperAidl.h"
+#include "StreamPowerLog.h"
+
+namespace android {
+
+class DeviceHalAidl;
+
+class StreamHalAidl : public virtual StreamHalInterface, public ConversionHelperAidl {
+  public:
+    // Return size of input/output buffer in bytes for this stream - eg. 4800.
+    status_t getBufferSize(size_t *size) override;
+
+    // Return the base configuration of the stream:
+    //   - channel mask;
+    //   - format - e.g. AUDIO_FORMAT_PCM_16_BIT;
+    //   - sampling rate in Hz - eg. 44100.
+    status_t getAudioProperties(audio_config_base_t *configBase) override;
+
+    // Set audio stream parameters.
+    status_t setParameters(const String8& kvPairs) override;
+
+    // Get audio stream parameters.
+    status_t getParameters(const String8& keys, String8 *values) override;
+
+    // Return the frame size (number of bytes per sample) of a stream.
+    status_t getFrameSize(size_t *size) override;
+
+    // Add or remove the effect on the stream.
+    status_t addEffect(sp<EffectHalInterface> effect) override;
+    status_t removeEffect(sp<EffectHalInterface> effect) override;
+
+    // Put the audio hardware input/output into standby mode.
+    status_t standby() override;
+
+    status_t dump(int fd, const Vector<String16>& args) override;
+
+    // Start a stream operating in mmap mode.
+    status_t start() override;
+
+    // Stop a stream operating in mmap mode.
+    status_t stop() override;
+
+    // Retrieve information on the data buffer in mmap mode.
+    status_t createMmapBuffer(int32_t minSizeFrames,
+            struct audio_mmap_buffer_info *info) override;
+
+    // Get current read/write position in the mmap buffer
+    status_t getMmapPosition(struct audio_mmap_position *position) override;
+
+    // Set the priority of the thread that interacts with the HAL
+    // (must match the priority of the audioflinger's thread that calls 'read' / 'write')
+    status_t setHalThreadPriority(int priority) override;
+
+    status_t legacyCreateAudioPatch(const struct audio_port_config& port,
+            std::optional<audio_source_t> source,
+            audio_devices_t type) override;
+
+    status_t legacyReleaseAudioPatch() override;
+
+  protected:
+    typedef AidlMessageQueue<::aidl::android::hardware::audio::core::StreamDescriptor::Command,
+          ::aidl::android::hardware::common::fmq::SynchronizedReadWrite> CommandMQ;
+    typedef AidlMessageQueue<::aidl::android::hardware::audio::core::StreamDescriptor::Reply,
+            ::aidl::android::hardware::common::fmq::SynchronizedReadWrite> ReplyMQ;
+    typedef AidlMessageQueue<int8_t,
+            ::aidl::android::hardware::common::fmq::SynchronizedReadWrite> DataMQ;
+
+    // Subclasses can not be constructed directly by clients.
+    StreamHalAidl(std::string_view className,
+            bool isInput,
+            const ::aidl::android::hardware::audio::core::StreamDescriptor& descriptor,
+            const std::shared_ptr<::aidl::android::hardware::audio::core::IStreamCommon>& stream);
+
+    ~StreamHalAidl() override;
+
+    status_t getHalPid(pid_t *pid);
+
+    bool requestHalThreadPriority(pid_t threadPid, pid_t threadId);
+
+    const bool mIsInput;
+    const size_t mFrameSizeBytes;
+    const size_t mBufferSizeFrames;
+    const std::unique_ptr<CommandMQ> mCommandMQ;
+    const std::unique_ptr<ReplyMQ> mReplyMQ;
+    const std::unique_ptr<DataMQ> mDataMQ;
+    // mStreamPowerLog is used for audio signal power logging.
+    StreamPowerLog mStreamPowerLog;
+
+  private:
+    static std::unique_ptr<DataMQ> maybeCreateDataMQ(
+            const ::aidl::android::hardware::audio::core::StreamDescriptor& descriptor) {
+        using Tag = ::aidl::android::hardware::audio::core::StreamDescriptor::AudioBuffer::Tag;
+        if (descriptor.audio.getTag() == Tag::fmq) {
+            return std::make_unique<DataMQ>(descriptor.audio.get<Tag::fmq>());
+        }
+        return nullptr;
+    }
+
+    const int HAL_THREAD_PRIORITY_DEFAULT = -1;
+    const std::shared_ptr<::aidl::android::hardware::audio::core::IStreamCommon> mStream;
+    int mHalThreadPriority = HAL_THREAD_PRIORITY_DEFAULT;
+};
+
+class StreamOutHalAidl : public StreamOutHalInterface, public StreamHalAidl {
+  public:
+    // Return the audio hardware driver estimated latency in milliseconds.
+    status_t getLatency(uint32_t *latency) override;
+
+    // Use this method in situations where audio mixing is done in the hardware.
+    status_t setVolume(float left, float right) override;
+
+    // Selects the audio presentation (if available).
+    status_t selectPresentation(int presentationId, int programId) override;
+
+    // Write audio buffer to driver.
+    status_t write(const void *buffer, size_t bytes, size_t *written) override;
+
+    // Return the number of audio frames written by the audio dsp to DAC since
+    // the output has exited standby.
+    status_t getRenderPosition(uint32_t *dspFrames) override;
+
+    // Get the local time at which the next write to the audio driver will be presented.
+    status_t getNextWriteTimestamp(int64_t *timestamp) override;
+
+    // Set the callback for notifying completion of non-blocking write and drain.
+    status_t setCallback(wp<StreamOutHalInterfaceCallback> callback) override;
+
+    // Returns whether pause and resume operations are supported.
+    status_t supportsPauseAndResume(bool *supportsPause, bool *supportsResume) override;
+
+    // Notifies to the audio driver to resume playback following a pause.
+    status_t pause() override;
+
+    // Notifies to the audio driver to resume playback following a pause.
+    status_t resume() override;
+
+    // Returns whether drain operation is supported.
+    status_t supportsDrain(bool *supportsDrain) override;
+
+    // Requests notification when data buffered by the driver/hardware has been played.
+    status_t drain(bool earlyNotify) override;
+
+    // Notifies to the audio driver to flush the queued data.
+    status_t flush() override;
+
+    // Return a recent count of the number of audio frames presented to an external observer.
+    status_t getPresentationPosition(uint64_t *frames, struct timespec *timestamp) override;
+
+    // Called when the metadata of the stream's source has been changed.
+    status_t updateSourceMetadata(const SourceMetadata& sourceMetadata) override;
+
+    // Returns the Dual Mono mode presentation setting.
+    status_t getDualMonoMode(audio_dual_mono_mode_t* mode) override;
+
+    // Sets the Dual Mono mode presentation on the output device.
+    status_t setDualMonoMode(audio_dual_mono_mode_t mode) override;
+
+    // Returns the Audio Description Mix level in dB.
+    status_t getAudioDescriptionMixLevel(float* leveldB) override;
+
+    // Sets the Audio Description Mix level in dB.
+    status_t setAudioDescriptionMixLevel(float leveldB) override;
+
+    // Retrieves current playback rate parameters.
+    status_t getPlaybackRateParameters(audio_playback_rate_t* playbackRate) override;
+
+    // Sets the playback rate parameters that control playback behavior.
+    status_t setPlaybackRateParameters(const audio_playback_rate_t& playbackRate) override;
+
+    status_t setEventCallback(const sp<StreamOutHalInterfaceEventCallback>& callback) override;
+
+    status_t setLatencyMode(audio_latency_mode_t mode) override;
+    status_t getRecommendedLatencyModes(std::vector<audio_latency_mode_t> *modes) override;
+    status_t setLatencyModeCallback(
+            const sp<StreamOutHalInterfaceLatencyModeCallback>& callback) override;
+
+    void onRecommendedLatencyModeChanged(const std::vector<audio_latency_mode_t>& modes);
+
+    status_t exit() override;
+
+    void onCodecFormatChanged(const std::basic_string<uint8_t>& metadataBs);
+
+    // Methods used by StreamOutCallback ().
+    // FIXME: Consider the required visibility.
+    void onWriteReady();
+    void onDrainReady();
+    void onError();
+
+  private:
+    friend class sp<StreamOutHalAidl>;
+
+    mediautils::atomic_wp<StreamOutHalInterfaceCallback> mCallback;
+    mediautils::atomic_wp<StreamOutHalInterfaceEventCallback> mEventCallback;
+    mediautils::atomic_wp<StreamOutHalInterfaceLatencyModeCallback> mLatencyModeCallback;
+
+    const std::shared_ptr<::aidl::android::hardware::audio::core::IStreamOut> mStream;
+
+    // Can not be constructed directly by clients.
+    StreamOutHalAidl(
+            const ::aidl::android::hardware::audio::core::StreamDescriptor& descriptor,
+            const std::shared_ptr<::aidl::android::hardware::audio::core::IStreamOut>& stream);
+
+    ~StreamOutHalAidl() override = default;
+};
+
+class StreamInHalAidl : public StreamInHalInterface, public StreamHalAidl {
+  public:
+    // Set the input gain for the audio driver.
+    status_t setGain(float gain) override;
+
+    // Read audio buffer in from driver.
+    status_t read(void *buffer, size_t bytes, size_t *read) override;
+
+    // Return the amount of input frames lost in the audio driver.
+    status_t getInputFramesLost(uint32_t *framesLost) override;
+
+    // Return a recent count of the number of audio frames received and
+    // the clock time associated with that frame count.
+    status_t getCapturePosition(int64_t *frames, int64_t *time) override;
+
+    // Get active microphones
+    status_t getActiveMicrophones(std::vector<media::MicrophoneInfo> *microphones) override;
+
+    // Set microphone direction (for processing)
+    status_t setPreferredMicrophoneDirection(
+                            audio_microphone_direction_t direction) override;
+
+    // Set microphone zoom (for processing)
+    status_t setPreferredMicrophoneFieldDimension(float zoom) override;
+
+    // Called when the metadata of the stream's sink has been changed.
+    status_t updateSinkMetadata(const SinkMetadata& sinkMetadata) override;
+
+  private:
+    friend class sp<StreamInHalAidl>;
+
+    const std::shared_ptr<::aidl::android::hardware::audio::core::IStreamIn> mStream;
+
+    // Can not be constructed directly by clients.
+    StreamInHalAidl(
+            const ::aidl::android::hardware::audio::core::StreamDescriptor& descriptor,
+            const std::shared_ptr<::aidl::android::hardware::audio::core::IStreamIn>& stream);
+
+    ~StreamInHalAidl() override = default;
+};
+
+} // namespace android
diff --git a/media/libaudiohal/impl/StreamHalHidl.cpp b/media/libaudiohal/impl/StreamHalHidl.cpp
index 76f9a60..2c289e1 100644
--- a/media/libaudiohal/impl/StreamHalHidl.cpp
+++ b/media/libaudiohal/impl/StreamHalHidl.cpp
@@ -46,9 +46,6 @@
 using namespace ::android::hardware::audio::common::COMMON_TYPES_CPP_VERSION;
 using namespace ::android::hardware::audio::CORE_TYPES_CPP_VERSION;
 
-#define TIME_CHECK() auto TimeCheck = \
-       mediautils::makeTimeCheckStatsForClassMethod(getClassName(), __func__)
-
 StreamHalHidl::StreamHalHidl(std::string_view className, IStream *stream)
         : CoreConversionHelperHidl(className),
           mStream(stream),
diff --git a/media/libaudiohal/include/media/audiohal/AudioHalUtils.h b/media/libaudiohal/include/media/audiohal/AudioHalUtils.h
new file mode 100644
index 0000000..4862cba
--- /dev/null
+++ b/media/libaudiohal/include/media/audiohal/AudioHalUtils.h
@@ -0,0 +1,35 @@
+/*
+ * 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.
+ */
+
+#pragma once
+
+#define RETURN_IF_BINDER_FAIL(expr)                                              \
+    do {                                                                         \
+        const ::ndk::ScopedAStatus _temp_status_ = (expr);                       \
+        if (!_temp_status_.isOk()) {                                             \
+            ALOGE("%s:%d return with expr %s msg %s", __func__, __LINE__, #expr, \
+                  _temp_status_.getMessage());                                   \
+            return _temp_status_.getStatus();                                    \
+        }                                                                        \
+    } while (false)
+
+#define RETURN_IF_NOT_OK(statement) \
+    do {                            \
+        auto tmp = (statement);     \
+        if (tmp != OK) {            \
+            return tmp;             \
+        }                           \
+    } while (false)
diff --git a/media/libaudiohal/include/media/audiohal/DeviceHalInterface.h b/media/libaudiohal/include/media/audiohal/DeviceHalInterface.h
index d27ad4c..094b415 100644
--- a/media/libaudiohal/include/media/audiohal/DeviceHalInterface.h
+++ b/media/libaudiohal/include/media/audiohal/DeviceHalInterface.h
@@ -21,7 +21,6 @@
 #include <android/media/audio/common/AudioMMapPolicyType.h>
 #include <error/Result.h>
 #include <media/audiohal/EffectHalInterface.h>
-#include <media/MicrophoneInfo.h>
 #include <system/audio.h>
 #include <utils/Errors.h>
 #include <utils/RefBase.h>
@@ -107,7 +106,7 @@
     virtual status_t releaseAudioPatch(audio_patch_handle_t patch) = 0;
 
     // Fills the list of supported attributes for a given audio port.
-    virtual status_t getAudioPort(struct audio_port *port) = 0;
+    virtual status_t getAudioPort(struct audio_port* port) = 0;
 
     // Fills the list of supported attributes for a given audio port.
     virtual status_t getAudioPort(struct audio_port_v7 *port) = 0;
@@ -116,7 +115,8 @@
     virtual status_t setAudioPortConfig(const struct audio_port_config *config) = 0;
 
     // List microphones
-    virtual status_t getMicrophones(std::vector<media::MicrophoneInfo> *microphones) = 0;
+    virtual status_t getMicrophones(
+            std::vector<audio_microphone_characteristic_t>* microphones) = 0;
 
     virtual status_t addDeviceEffect(
             audio_port_handle_t device, sp<EffectHalInterface> effect) = 0;
@@ -125,12 +125,16 @@
 
     virtual status_t getMmapPolicyInfos(
             media::audio::common::AudioMMapPolicyType policyType,
-            std::vector<media::audio::common::AudioMMapPolicyInfo> *policyInfos)  = 0;
+            std::vector<media::audio::common::AudioMMapPolicyInfo> *policyInfos) = 0;
     virtual int32_t getAAudioMixerBurstCount() = 0;
     virtual int32_t getAAudioHardwareBurstMinUsec() = 0;
+    virtual int32_t supportsBluetoothVariableLatency(bool* supports) = 0;
 
     // Update the connection status of an external device.
-    virtual status_t setConnectedState(const struct audio_port_v7 *port, bool connected) = 0;
+    virtual status_t setConnectedState(const struct audio_port_v7* port, bool connected) {
+        ALOGE("%s override me port %p connected %d", __func__, port, connected);
+        return OK;
+    }
 
     virtual error::Result<audio_hw_sync_t> getHwAvSync() = 0;
 
diff --git a/media/libaudiohal/tests/Android.bp b/media/libaudiohal/tests/Android.bp
new file mode 100644
index 0000000..e20f74c
--- /dev/null
+++ b/media/libaudiohal/tests/Android.bp
@@ -0,0 +1,51 @@
+// 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.
+
+// Headers module is in frameworks/av/Android.bp because modules are not allowed
+// to refer to headers in parent directories and the headers live in
+// frameworks/av/include.
+
+package {
+    default_applicable_licenses: ["frameworks_av_license"],
+}
+
+cc_test {
+    name: "EffectsFactoryHalInterfaceTest",
+    test_suites: ["device-tests"],
+
+    srcs: [
+        "EffectsFactoryHalInterface_test.cpp",
+    ],
+
+    defaults: [
+        "latest_android_media_audio_common_types_cpp_shared",
+    ],
+
+    cflags: [
+        "-Wall",
+        "-Wextra",
+        "-Werror",
+        "-Wthread-safety",
+    ],
+
+    shared_libs: [
+        "audioclient-types-aidl-cpp",
+        "libaudiohal",
+        "libutils",
+    ],
+
+    header_libs: [
+        "libaudiohal_headers",
+    ],
+}
diff --git a/media/libaudiohal/tests/EffectsFactoryHalInterface_test.cpp b/media/libaudiohal/tests/EffectsFactoryHalInterface_test.cpp
new file mode 100644
index 0000000..83c7809
--- /dev/null
+++ b/media/libaudiohal/tests/EffectsFactoryHalInterface_test.cpp
@@ -0,0 +1,83 @@
+/*
+ * Copyright 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.
+ */
+
+//#define LOG_NDEBUG 0
+#include <cstdint>
+#define LOG_TAG "EffectsFactoryHalInterfaceTest"
+
+#include <media/audiohal/EffectsFactoryHalInterface.h>
+
+#include <gtest/gtest.h>
+#include <utils/RefBase.h>
+
+namespace android {
+
+// EffectsFactoryHalInterface
+TEST(libAudioHalTest, createEffectsFactoryHalInterface) {
+    ASSERT_NE(nullptr, EffectsFactoryHalInterface::create());
+}
+
+TEST(libAudioHalTest, queryNumberEffects) {
+    auto factory = EffectsFactoryHalInterface::create();
+    ASSERT_NE(nullptr, factory);
+
+    uint32_t numEffects = 0;
+    EXPECT_EQ(OK, factory->queryNumberEffects(&numEffects));
+    EXPECT_NE(0ul, numEffects);
+}
+
+TEST(libAudioHalTest, getDescriptorByNumber) {
+    auto factory = EffectsFactoryHalInterface::create();
+    ASSERT_NE(nullptr, factory);
+
+    uint32_t numEffects = 0;
+    EXPECT_EQ(OK, factory->queryNumberEffects(&numEffects));
+    EXPECT_NE(0ul, numEffects);
+
+    effect_descriptor_t desc;
+    for (uint32_t i = 0; i < numEffects; i++) {
+        EXPECT_EQ(OK, factory->getDescriptor(i, &desc));
+    }
+}
+
+TEST(libAudioHalTest, createEffect) {
+    auto factory = EffectsFactoryHalInterface::create();
+    ASSERT_NE(nullptr, factory);
+
+    uint32_t numEffects = 0;
+    EXPECT_EQ(OK, factory->queryNumberEffects(&numEffects));
+    EXPECT_NE(0ul, numEffects);
+
+    effect_descriptor_t desc;
+    for (uint32_t i = 0; i < numEffects; i++) {
+        sp<EffectHalInterface> interface;
+        EXPECT_EQ(OK, factory->getDescriptor(i, &desc));
+        EXPECT_EQ(OK, factory->createEffect(&desc.uuid, 1 /* sessionId */, 1 /* ioId */,
+                                            1 /* deviceId */, &interface));
+    }
+}
+
+TEST(libAudioHalTest, getHalVersion) {
+    auto factory = EffectsFactoryHalInterface::create();
+    ASSERT_NE(nullptr, factory);
+
+    auto version = factory->getHalVersion();
+    EXPECT_NE(0, version.getMajorVersion());
+}
+
+// TODO: b/263986405 Add multi-thread testing
+
+} // namespace android
diff --git a/media/libeffects/downmix/aidl/DownmixContext.cpp b/media/libeffects/downmix/aidl/DownmixContext.cpp
index 6869689..43bfeed 100644
--- a/media/libeffects/downmix/aidl/DownmixContext.cpp
+++ b/media/libeffects/downmix/aidl/DownmixContext.cpp
@@ -21,6 +21,7 @@
 #include "DownmixContext.h"
 
 using aidl::android::hardware::audio::effect::IEffect;
+using ::aidl::android::media::audio::common::AudioChannelLayout;
 using ::android::hardware::audio::common::getChannelCount;
 
 namespace aidl::android::hardware::audio::effect {
diff --git a/media/libeffects/downmix/aidl/DownmixContext.h b/media/libeffects/downmix/aidl/DownmixContext.h
index 8a244ac..9a9f2da 100644
--- a/media/libeffects/downmix/aidl/DownmixContext.h
+++ b/media/libeffects/downmix/aidl/DownmixContext.h
@@ -22,9 +22,6 @@
 
 namespace aidl::android::hardware::audio::effect {
 
-using media::audio::common::AudioChannelLayout;
-using media::audio::common::AudioDeviceDescription;
-
 enum DownmixState {
     DOWNMIX_STATE_UNINITIALIZED,
     DOWNMIX_STATE_INITIALIZED,
@@ -45,34 +42,25 @@
     }
     Downmix::Type getDmType() const { return mType; }
 
-    RetCode setVolumeStereo(const Parameter::VolumeStereo& volumeStereo) override {
-        // FIXME change volume
-        mVolumeStereo = volumeStereo;
-        return RetCode::SUCCESS;
-    }
-    Parameter::VolumeStereo getVolumeStereo() override { return mVolumeStereo; }
-
-    RetCode setOutputDevice(const AudioDeviceDescription& device) override {
+    RetCode setOutputDevice(
+            const std::vector<::aidl::android::media::audio::common::AudioDeviceDescription>&
+                    device) override {
         // FIXME change type if playing on headset vs speaker
         mOutputDevice = device;
         return RetCode::SUCCESS;
     }
-    AudioDeviceDescription getOutputDevice() { return mOutputDevice; }
 
     IEffect::Status lvmProcess(float* in, float* out, int samples);
 
   private:
     DownmixState mState;
     Downmix::Type mType;
-    AudioChannelLayout mChMask;
+    ::aidl::android::media::audio::common::AudioChannelLayout mChMask;
     ::android::audio_utils::channels::ChannelMix mChannelMix;
 
     // Common Params
-    AudioDeviceDescription mOutputDevice;
-    Parameter::VolumeStereo mVolumeStereo;
-
     void init_params(const Parameter::Common& common);
-    bool isChannelMaskValid(AudioChannelLayout channelMask);
+    bool isChannelMaskValid(::aidl::android::media::audio::common::AudioChannelLayout channelMask);
 };
 
 }  // namespace aidl::android::hardware::audio::effect
diff --git a/media/libeffects/dynamicsproc/Android.bp b/media/libeffects/dynamicsproc/Android.bp
index 84131a4..f655c4f 100644
--- a/media/libeffects/dynamicsproc/Android.bp
+++ b/media/libeffects/dynamicsproc/Android.bp
@@ -32,34 +32,68 @@
     ],
 }
 
+cc_defaults {
+    name : "dynamicsprocessingdefaults",
+    srcs: [
+        "dsp/DPBase.cpp",
+        "dsp/DPFrequency.cpp",
+    ],
+
+    shared_libs: [
+        "libaudioutils",
+        "libbase",
+        "liblog",
+        "libutils",
+    ],
+    header_libs: [
+        "libaudioeffects",
+        "libeigen",
+    ],
+    cflags: [
+        "-Wthread-safety",
+        "-Wall",
+        "-Werror",
+    ],
+}
+
 cc_library_shared {
     name: "libdynproc",
 
     vendor: true,
 
+    defaults: [
+        "dynamicsprocessingdefaults",
+    ],
+
     srcs: [
         "EffectDynamicsProcessing.cpp",
-        "dsp/DPBase.cpp",
-        "dsp/DPFrequency.cpp",
     ],
 
     cflags: [
         "-O2",
         "-fvisibility=hidden",
-
-        "-Wall",
-        "-Werror",
-    ],
-
-    shared_libs: [
-        "libcutils",
-        "liblog",
     ],
 
     relative_install_path: "soundfx",
+}
 
-    header_libs: [
-        "libaudioeffects",
-        "libeigen",
+cc_library_shared {
+    name: "libdynamicsprocessingaidl",
+
+    srcs: [
+        "aidl/DynamicsProcessing.cpp",
+        "aidl/DynamicsProcessingContext.cpp",
+        ":effectCommonFile",
+    ],
+
+    defaults: [
+        "aidlaudioservice_defaults",
+        "latest_android_hardware_audio_effect_ndk_shared",
+        "latest_android_media_audio_common_types_ndk_shared",
+        "dynamicsprocessingdefaults",
+    ],
+
+    visibility: [
+        "//hardware/interfaces/audio/aidl/default",
     ],
 }
diff --git a/media/libeffects/dynamicsproc/aidl/DynamicsProcessing.cpp b/media/libeffects/dynamicsproc/aidl/DynamicsProcessing.cpp
new file mode 100644
index 0000000..203a27b
--- /dev/null
+++ b/media/libeffects/dynamicsproc/aidl/DynamicsProcessing.cpp
@@ -0,0 +1,313 @@
+/*
+ * Copyright (C) 2023 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 "AHAL_DynamicsProcessingLibEffects"
+
+#include <android-base/logging.h>
+
+#include "DynamicsProcessing.h"
+
+#include <dsp/DPBase.h>
+#include <dsp/DPFrequency.h>
+
+using aidl::android::hardware::audio::effect::Descriptor;
+using aidl::android::hardware::audio::effect::DynamicsProcessingImpl;
+using aidl::android::hardware::audio::effect::IEffect;
+using aidl::android::hardware::audio::effect::kDynamicsProcessingImplUUID;
+using aidl::android::hardware::audio::effect::State;
+using aidl::android::media::audio::common::AudioUuid;
+using aidl::android::media::audio::common::PcmType;
+
+extern "C" binder_exception_t createEffect(const AudioUuid* in_impl_uuid,
+                                           std::shared_ptr<IEffect>* instanceSpp) {
+    if (!in_impl_uuid || *in_impl_uuid != kDynamicsProcessingImplUUID) {
+        LOG(ERROR) << __func__ << "uuid not supported";
+        return EX_ILLEGAL_ARGUMENT;
+    }
+    if (instanceSpp) {
+        *instanceSpp = ndk::SharedRefBase::make<DynamicsProcessingImpl>();
+        LOG(DEBUG) << __func__ << " instance " << instanceSpp->get() << " created";
+        return EX_NONE;
+    } else {
+        LOG(ERROR) << __func__ << " invalid input parameter!";
+        return EX_ILLEGAL_ARGUMENT;
+    }
+}
+
+extern "C" binder_exception_t queryEffect(const AudioUuid* in_impl_uuid, Descriptor* _aidl_return) {
+    if (!in_impl_uuid || *in_impl_uuid != kDynamicsProcessingImplUUID) {
+        LOG(ERROR) << __func__ << "uuid not supported";
+        return EX_ILLEGAL_ARGUMENT;
+    }
+    *_aidl_return = DynamicsProcessingImpl::kDescriptor;
+    return EX_NONE;
+}
+
+namespace aidl::android::hardware::audio::effect {
+
+const std::string DynamicsProcessingImpl::kEffectName = "DynamicsProcessing";
+const DynamicsProcessing::Capability DynamicsProcessingImpl::kCapability = {.minCutOffFreq = 220,
+                                                                            .maxCutOffFreq = 20000};
+const Descriptor DynamicsProcessingImpl::kDescriptor = {
+        .common = {.id = {.type = kDynamicsProcessingTypeUUID,
+                          .uuid = kDynamicsProcessingImplUUID,
+                          .proxy = std::nullopt},
+                   .flags = {.type = Flags::Type::INSERT,
+                             .insert = Flags::Insert::LAST,
+                             .volume = Flags::Volume::CTRL},
+                   .name = DynamicsProcessingImpl::kEffectName,
+                   .implementor = "The Android Open Source Project"},
+        .capability = Capability::make<Capability::dynamicsProcessing>(
+                DynamicsProcessingImpl::kCapability)};
+
+ndk::ScopedAStatus DynamicsProcessingImpl::open(const Parameter::Common& common,
+                                                const std::optional<Parameter::Specific>& specific,
+                                                OpenEffectReturn* ret) {
+    LOG(DEBUG) << __func__;
+    // effect only support 32bits float
+    RETURN_IF(common.input.base.format.pcm != common.output.base.format.pcm ||
+                      common.input.base.format.pcm != PcmType::FLOAT_32_BIT,
+              EX_ILLEGAL_ARGUMENT, "dataMustBe32BitsFloat");
+    RETURN_OK_IF(mState != State::INIT);
+    auto context = createContext(common);
+    RETURN_IF(!context, EX_NULL_POINTER, "createContextFailed");
+
+    RETURN_IF_ASTATUS_NOT_OK(setParameterCommon(common), "setCommParamErr");
+    if (specific.has_value()) {
+        RETURN_IF_ASTATUS_NOT_OK(setParameterSpecific(specific.value()), "setSpecParamErr");
+    } else {
+        Parameter::Specific defaultSpecific =
+                Parameter::Specific::make<Parameter::Specific::dynamicsProcessing>(
+                        DynamicsProcessing::make<DynamicsProcessing::engineArchitecture>(
+                                mContext->getEngineArchitecture()));
+        RETURN_IF_ASTATUS_NOT_OK(setParameterSpecific(defaultSpecific), "setDefaultEngineErr");
+    }
+
+    mState = State::IDLE;
+    context->dupeFmq(ret);
+    RETURN_IF(createThread(context, getEffectName()) != RetCode::SUCCESS, EX_UNSUPPORTED_OPERATION,
+              "FailedToCreateWorker");
+    return ndk::ScopedAStatus::ok();
+}
+
+ndk::ScopedAStatus DynamicsProcessingImpl::getDescriptor(Descriptor* _aidl_return) {
+    RETURN_IF(!_aidl_return, EX_ILLEGAL_ARGUMENT, "Parameter:nullptr");
+    LOG(DEBUG) << __func__ << kDescriptor.toString();
+    *_aidl_return = kDescriptor;
+    return ndk::ScopedAStatus::ok();
+}
+
+ndk::ScopedAStatus DynamicsProcessingImpl::commandImpl(CommandId command) {
+    RETURN_IF(!mContext, EX_NULL_POINTER, "nullContext");
+    switch (command) {
+        case CommandId::START:
+            mContext->enable();
+            return ndk::ScopedAStatus::ok();
+        case CommandId::STOP:
+            mContext->disable();
+            return ndk::ScopedAStatus::ok();
+        case CommandId::RESET:
+            mContext->disable();
+            mContext->resetBuffer();
+            return ndk::ScopedAStatus::ok();
+        default:
+            // Need this default handling for vendor extendable CommandId::VENDOR_COMMAND_*
+            LOG(ERROR) << __func__ << " commandId " << toString(command) << " not supported";
+            return ndk::ScopedAStatus::fromExceptionCodeWithMessage(EX_ILLEGAL_ARGUMENT,
+                                                                    "commandIdNotSupported");
+    }
+}
+
+ndk::ScopedAStatus DynamicsProcessingImpl::setParameterSpecific(
+        const Parameter::Specific& specific) {
+    RETURN_IF(Parameter::Specific::dynamicsProcessing != specific.getTag(), EX_ILLEGAL_ARGUMENT,
+              "EffectNotSupported");
+    RETURN_IF(!mContext, EX_NULL_POINTER, "nullContext");
+
+    auto& param = specific.get<Parameter::Specific::dynamicsProcessing>();
+    auto tag = param.getTag();
+
+    switch (tag) {
+        case DynamicsProcessing::engineArchitecture: {
+            RETURN_IF(mContext->setEngineArchitecture(
+                              param.get<DynamicsProcessing::engineArchitecture>()) !=
+                              RetCode::SUCCESS,
+                      EX_ILLEGAL_ARGUMENT, "setEngineArchitectureFailed");
+            return ndk::ScopedAStatus::ok();
+        }
+        case DynamicsProcessing::preEq: {
+            RETURN_IF(
+                    mContext->setPreEq(param.get<DynamicsProcessing::preEq>()) != RetCode::SUCCESS,
+                    EX_ILLEGAL_ARGUMENT, "setPreEqFailed");
+            return ndk::ScopedAStatus::ok();
+        }
+        case DynamicsProcessing::postEq: {
+            RETURN_IF(mContext->setPostEq(param.get<DynamicsProcessing::postEq>()) !=
+                              RetCode::SUCCESS,
+                      EX_ILLEGAL_ARGUMENT, "setPostEqFailed");
+            return ndk::ScopedAStatus::ok();
+        }
+        case DynamicsProcessing::preEqBand: {
+            RETURN_IF(mContext->setPreEqBand(param.get<DynamicsProcessing::preEqBand>()) !=
+                              RetCode::SUCCESS,
+                      EX_ILLEGAL_ARGUMENT, "setPreEqBandFailed");
+            return ndk::ScopedAStatus::ok();
+        }
+        case DynamicsProcessing::postEqBand: {
+            RETURN_IF(mContext->setPostEqBand(param.get<DynamicsProcessing::postEqBand>()) !=
+                              RetCode::SUCCESS,
+                      EX_ILLEGAL_ARGUMENT, "setPostEqBandFailed");
+            return ndk::ScopedAStatus::ok();
+        }
+        case DynamicsProcessing::mbc: {
+            RETURN_IF(mContext->setMbc(param.get<DynamicsProcessing::mbc>()) != RetCode::SUCCESS,
+                      EX_ILLEGAL_ARGUMENT, "setMbcFailed");
+            return ndk::ScopedAStatus::ok();
+        }
+        case DynamicsProcessing::mbcBand: {
+            RETURN_IF(mContext->setMbcBand(param.get<DynamicsProcessing::mbcBand>()) !=
+                              RetCode::SUCCESS,
+                      EX_ILLEGAL_ARGUMENT, "setMbcBandFailed");
+            return ndk::ScopedAStatus::ok();
+        }
+        case DynamicsProcessing::limiter: {
+            RETURN_IF(mContext->setLimiter(param.get<DynamicsProcessing::limiter>()) !=
+                              RetCode::SUCCESS,
+                      EX_ILLEGAL_ARGUMENT, "setLimiterFailed");
+            return ndk::ScopedAStatus::ok();
+        }
+        case DynamicsProcessing::inputGain: {
+            RETURN_IF(mContext->setInputGain(param.get<DynamicsProcessing::inputGain>()) !=
+                              RetCode::SUCCESS,
+                      EX_ILLEGAL_ARGUMENT, "setInputGainFailed");
+            return ndk::ScopedAStatus::ok();
+        }
+        case DynamicsProcessing::vendorExtension: {
+            LOG(ERROR) << __func__ << " unsupported tag: " << toString(tag);
+            return ndk::ScopedAStatus::fromExceptionCodeWithMessage(
+                    EX_ILLEGAL_ARGUMENT, "DPVendorExtensionTagNotSupported");
+        }
+    }
+}
+
+ndk::ScopedAStatus DynamicsProcessingImpl::getParameterSpecific(const Parameter::Id& id,
+                                                                Parameter::Specific* specific) {
+    RETURN_IF(!specific, EX_NULL_POINTER, "nullPtr");
+    auto tag = id.getTag();
+    RETURN_IF(Parameter::Id::dynamicsProcessingTag != tag, EX_ILLEGAL_ARGUMENT, "wrongIdTag");
+    auto dpId = id.get<Parameter::Id::dynamicsProcessingTag>();
+    auto dpIdTag = dpId.getTag();
+    switch (dpIdTag) {
+        case DynamicsProcessing::Id::commonTag:
+            return getParameterDynamicsProcessing(dpId.get<DynamicsProcessing::Id::commonTag>(),
+                                                  specific);
+        case DynamicsProcessing::Id::vendorExtensionTag:
+            LOG(ERROR) << __func__ << " unsupported ID: " << toString(dpIdTag);
+            return ndk::ScopedAStatus::fromExceptionCodeWithMessage(
+                    EX_ILLEGAL_ARGUMENT, "DPVendorExtensionIdNotSupported");
+    }
+}
+
+ndk::ScopedAStatus DynamicsProcessingImpl::getParameterDynamicsProcessing(
+        const DynamicsProcessing::Tag& tag, Parameter::Specific* specific) {
+    RETURN_IF(!mContext, EX_NULL_POINTER, "nullContext");
+
+    switch (tag) {
+        case DynamicsProcessing::engineArchitecture: {
+            specific->set<Parameter::Specific::dynamicsProcessing>(
+                    DynamicsProcessing::make<DynamicsProcessing::engineArchitecture>(
+                            mContext->getEngineArchitecture()));
+            return ndk::ScopedAStatus::ok();
+        }
+        case DynamicsProcessing::preEq: {
+            specific->set<Parameter::Specific::dynamicsProcessing>(
+                    DynamicsProcessing::make<DynamicsProcessing::preEq>(mContext->getPreEq()));
+            return ndk::ScopedAStatus::ok();
+        }
+        case DynamicsProcessing::postEq: {
+            specific->set<Parameter::Specific::dynamicsProcessing>(
+                    DynamicsProcessing::make<DynamicsProcessing::postEq>(mContext->getPostEq()));
+            return ndk::ScopedAStatus::ok();
+        }
+        case DynamicsProcessing::preEqBand: {
+            specific->set<Parameter::Specific::dynamicsProcessing>(
+                    DynamicsProcessing::make<DynamicsProcessing::preEqBand>(
+                            mContext->getPreEqBand()));
+            return ndk::ScopedAStatus::ok();
+        }
+        case DynamicsProcessing::postEqBand: {
+            specific->set<Parameter::Specific::dynamicsProcessing>(
+                    DynamicsProcessing::make<DynamicsProcessing::postEqBand>(
+                            mContext->getPostEqBand()));
+            return ndk::ScopedAStatus::ok();
+        }
+        case DynamicsProcessing::mbc: {
+            specific->set<Parameter::Specific::dynamicsProcessing>(
+                    DynamicsProcessing::make<DynamicsProcessing::mbc>(mContext->getMbc()));
+            return ndk::ScopedAStatus::ok();
+        }
+        case DynamicsProcessing::mbcBand: {
+            specific->set<Parameter::Specific::dynamicsProcessing>(
+                    DynamicsProcessing::make<DynamicsProcessing::mbcBand>(mContext->getMbcBand()));
+            return ndk::ScopedAStatus::ok();
+        }
+        case DynamicsProcessing::limiter: {
+            specific->set<Parameter::Specific::dynamicsProcessing>(
+                    DynamicsProcessing::make<DynamicsProcessing::limiter>(mContext->getLimiter()));
+            return ndk::ScopedAStatus::ok();
+        }
+        case DynamicsProcessing::inputGain: {
+            specific->set<Parameter::Specific::dynamicsProcessing>(
+                    DynamicsProcessing::make<DynamicsProcessing::inputGain>(
+                            mContext->getInputGain()));
+            return ndk::ScopedAStatus::ok();
+        }
+        case DynamicsProcessing::vendorExtension: {
+            LOG(ERROR) << __func__ << " wrong vendor tag in CommonTag: " << toString(tag);
+            return ndk::ScopedAStatus::fromExceptionCodeWithMessage(
+                    EX_ILLEGAL_ARGUMENT, "DPVendorExtensionTagInWrongId");
+        }
+    }
+}
+
+std::shared_ptr<EffectContext> DynamicsProcessingImpl::createContext(
+        const Parameter::Common& common) {
+    if (mContext) {
+        LOG(DEBUG) << __func__ << " context already exist";
+        return mContext;
+    }
+
+    mContext = std::make_shared<DynamicsProcessingContext>(1 /* statusFmqDepth */, common);
+    return mContext;
+}
+
+RetCode DynamicsProcessingImpl::releaseContext() {
+    if (mContext) {
+        mContext->disable();
+        mContext->resetBuffer();
+        mContext.reset();
+    }
+    return RetCode::SUCCESS;
+}
+
+// Processing method running in EffectWorker thread.
+IEffect::Status DynamicsProcessingImpl::effectProcessImpl(float* in, float* out, int samples) {
+    IEffect::Status status = {EX_NULL_POINTER, 0, 0};
+    RETURN_VALUE_IF(!mContext, status, "nullContext");
+    return mContext->lvmProcess(in, out, samples);
+}
+
+}  // namespace aidl::android::hardware::audio::effect
diff --git a/media/libeffects/dynamicsproc/aidl/DynamicsProcessing.h b/media/libeffects/dynamicsproc/aidl/DynamicsProcessing.h
new file mode 100644
index 0000000..824ebea
--- /dev/null
+++ b/media/libeffects/dynamicsproc/aidl/DynamicsProcessing.h
@@ -0,0 +1,60 @@
+/*
+ * Copyright (C) 2023 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 <aidl/android/hardware/audio/effect/BnEffect.h>
+
+#include "effect-impl/EffectImpl.h"
+#include "effect-impl/EffectUUID.h"
+#include "DynamicsProcessingContext.h"
+
+namespace aidl::android::hardware::audio::effect {
+
+class DynamicsProcessingImpl final : public EffectImpl {
+  public:
+    static const std::string kEffectName;
+    static const Descriptor kDescriptor;
+    static const DynamicsProcessing::Capability kCapability;
+
+    DynamicsProcessingImpl() { LOG(DEBUG) << __func__; }
+    ~DynamicsProcessingImpl() {
+        cleanUp();
+        LOG(DEBUG) << __func__;
+    }
+
+    ndk::ScopedAStatus open(const Parameter::Common& common,
+                            const std::optional<Parameter::Specific>& specific,
+                            OpenEffectReturn* ret) override;
+    ndk::ScopedAStatus commandImpl(CommandId command) override;
+    ndk::ScopedAStatus getDescriptor(Descriptor* _aidl_return) override;
+    ndk::ScopedAStatus setParameterSpecific(const Parameter::Specific& specific) override;
+    ndk::ScopedAStatus getParameterSpecific(const Parameter::Id& id,
+                                            Parameter::Specific* specific) override;
+    IEffect::Status effectProcessImpl(float* in, float* out, int process) override;
+    std::shared_ptr<EffectContext> createContext(const Parameter::Common& common) override;
+    RetCode releaseContext() override;
+
+    std::shared_ptr<EffectContext> getContext() override { return mContext; }
+    std::string getEffectName() override { return kEffectName; }
+
+  private:
+    std::shared_ptr<DynamicsProcessingContext> mContext;
+    ndk::ScopedAStatus getParameterDynamicsProcessing(const DynamicsProcessing::Tag& tag,
+                                                      Parameter::Specific* specific);
+};
+
+}  // namespace aidl::android::hardware::audio::effect
diff --git a/media/libeffects/dynamicsproc/aidl/DynamicsProcessingContext.cpp b/media/libeffects/dynamicsproc/aidl/DynamicsProcessingContext.cpp
new file mode 100644
index 0000000..57a2be9
--- /dev/null
+++ b/media/libeffects/dynamicsproc/aidl/DynamicsProcessingContext.cpp
@@ -0,0 +1,580 @@
+/*
+ * Copyright (C) 2023 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 "AHAL_DPLibEffectsContext"
+
+#include "DynamicsProcessing.h"
+#include "DynamicsProcessingContext.h"
+
+#include <functional>
+#include <sys/param.h>
+#include <unordered_set>
+
+namespace aidl::android::hardware::audio::effect {
+
+DynamicsProcessingContext::DynamicsProcessingContext(int statusDepth,
+                                                     const Parameter::Common& common)
+    : EffectContext(statusDepth, common) {
+    LOG(DEBUG) << __func__;
+    init();
+}
+
+DynamicsProcessingContext::~DynamicsProcessingContext() {
+    LOG(DEBUG) << __func__;
+}
+
+RetCode DynamicsProcessingContext::enable() {
+    std::lock_guard lg(mMutex);
+    if (mState != DYNAMICS_PROCESSING_STATE_INITIALIZED) {
+        return RetCode::ERROR_EFFECT_LIB_ERROR;
+    }
+    mState = DYNAMICS_PROCESSING_STATE_ACTIVE;
+    return RetCode::SUCCESS;
+}
+
+RetCode DynamicsProcessingContext::disable() {
+    std::lock_guard lg(mMutex);
+    if (mState != DYNAMICS_PROCESSING_STATE_ACTIVE) {
+        return RetCode::ERROR_EFFECT_LIB_ERROR;
+    }
+    mState = DYNAMICS_PROCESSING_STATE_INITIALIZED;
+    return RetCode::SUCCESS;
+}
+
+void DynamicsProcessingContext::reset() {
+    std::lock_guard lg(mMutex);
+    if (mDpFreq != nullptr) {
+        mDpFreq.reset();
+    }
+}
+
+RetCode DynamicsProcessingContext::setCommon(const Parameter::Common& common) {
+    mCommon = common;
+    init();
+    return RetCode::SUCCESS;
+}
+
+void DynamicsProcessingContext::dpSetFreqDomainVariant_l(
+        const DynamicsProcessing::EngineArchitecture& engine) {
+    mDpFreq.reset(new dp_fx::DPFrequency());
+    mDpFreq->init(mChannelCount, engine.preEqStage.inUse, engine.preEqStage.bandCount,
+                  engine.mbcStage.inUse, engine.mbcStage.bandCount, engine.postEqStage.inUse,
+                  engine.postEqStage.bandCount, engine.limiterInUse);
+
+    int32_t sampleRate = mCommon.input.base.sampleRate;
+    int32_t minBlockSize = (int32_t)dp_fx::DPFrequency::getMinBockSize();
+    int32_t block = engine.preferredProcessingDurationMs * sampleRate / 1000.0f;
+    LOG(INFO) << __func__ << " sampleRate " << sampleRate << " block length "
+              << engine.preferredProcessingDurationMs << " ms (" << block << "samples)";
+    if (block < minBlockSize) {
+        block = minBlockSize;
+    } else if (!powerof2(block)) {
+        //find next highest power of 2.
+        block = 1 << (32 - __builtin_clz(block));
+    }
+    mDpFreq->configure(block, block >> 1, sampleRate);
+}
+
+RetCode DynamicsProcessingContext::setEngineArchitecture(
+        const DynamicsProcessing::EngineArchitecture& engineArchitecture) {
+    RETURN_VALUE_IF(!validateEngineConfig(engineArchitecture), RetCode::ERROR_ILLEGAL_PARAMETER,
+                    "illegalEngineConfig");
+
+    std::lock_guard lg(mMutex);
+    if (!mEngineInited || mEngineArchitecture != engineArchitecture) {
+        if (engineArchitecture.resolutionPreference ==
+            DynamicsProcessing::ResolutionPreference::FAVOR_FREQUENCY_RESOLUTION) {
+            dpSetFreqDomainVariant_l(engineArchitecture);
+        } else {
+            LOG(WARNING) << __func__ << toString(engineArchitecture.resolutionPreference)
+                         << " not available now";
+        }
+        mEngineInited = true;
+        mEngineArchitecture = engineArchitecture;
+    }
+    LOG(INFO) << __func__ << engineArchitecture.toString();
+    return RetCode::SUCCESS;
+}
+
+RetCode DynamicsProcessingContext::setPreEq(
+        const std::vector<DynamicsProcessing::ChannelConfig>& channels) {
+    std::lock_guard lg(mMutex);
+    return setDpChannels_l<dp_fx::DPEq>(channels, mEngineArchitecture.preEqStage.inUse,
+                                        StageType::PREEQ);
+}
+
+RetCode DynamicsProcessingContext::setPostEq(
+        const std::vector<DynamicsProcessing::ChannelConfig>& channels) {
+    std::lock_guard lg(mMutex);
+    return setDpChannels_l<dp_fx::DPEq>(channels, mEngineArchitecture.postEqStage.inUse,
+                                        StageType::POSTEQ);
+}
+
+RetCode DynamicsProcessingContext::setMbc(
+        const std::vector<DynamicsProcessing::ChannelConfig>& channels) {
+    std::lock_guard lg(mMutex);
+    return setDpChannels_l<dp_fx::DPMbc>(channels, mEngineArchitecture.mbcStage.inUse,
+                                         StageType::MBC);
+}
+
+RetCode DynamicsProcessingContext::setPreEqBand(
+        const std::vector<DynamicsProcessing::EqBandConfig>& bands) {
+    std::lock_guard lg(mMutex);
+    RETURN_VALUE_IF(!mEngineArchitecture.postEqStage.inUse, RetCode::ERROR_ILLEGAL_PARAMETER,
+                    "postEqNotInUse");
+    return setBands_l<DynamicsProcessing::EqBandConfig>(
+            bands, mEngineArchitecture.preEqStage.bandCount, StageType::PREEQ);
+}
+
+RetCode DynamicsProcessingContext::setPostEqBand(
+        const std::vector<DynamicsProcessing::EqBandConfig>& bands) {
+    std::lock_guard lg(mMutex);
+    RETURN_VALUE_IF(!mEngineArchitecture.postEqStage.inUse, RetCode::ERROR_ILLEGAL_PARAMETER,
+                    "postEqNotInUse");
+    return setBands_l<DynamicsProcessing::EqBandConfig>(
+            bands, mEngineArchitecture.postEqStage.bandCount, StageType::POSTEQ);
+}
+
+RetCode DynamicsProcessingContext::setMbcBand(
+        const std::vector<DynamicsProcessing::MbcBandConfig>& bands) {
+    std::lock_guard lg(mMutex);
+    RETURN_VALUE_IF(!mEngineArchitecture.mbcStage.inUse, RetCode::ERROR_ILLEGAL_PARAMETER,
+                    "mbcNotInUse");
+    return setBands_l<DynamicsProcessing::MbcBandConfig>(
+            bands, mEngineArchitecture.preEqStage.bandCount, StageType::MBC);
+}
+
+RetCode DynamicsProcessingContext::setLimiter(
+        const std::vector<DynamicsProcessing::LimiterConfig>& limiters) {
+    std::lock_guard lg(mMutex);
+    RETURN_VALUE_IF(!mEngineArchitecture.limiterInUse, RetCode::ERROR_ILLEGAL_PARAMETER,
+                    "limiterNotInUse");
+    return setBands_l<DynamicsProcessing::LimiterConfig>(limiters, -1, StageType::LIMITER);
+}
+
+RetCode DynamicsProcessingContext::setInputGain(
+        const std::vector<DynamicsProcessing::InputGain>& inputGains) {
+    std::lock_guard lg(mMutex);
+    return setBands_l<DynamicsProcessing::InputGain>(inputGains, -1, StageType::INPUTGAIN);
+}
+
+DynamicsProcessing::EngineArchitecture DynamicsProcessingContext::getEngineArchitecture() {
+    std::lock_guard lg(mMutex);
+    LOG(INFO) << __func__ << mEngineArchitecture.toString();
+    return mEngineArchitecture;
+}
+
+std::vector<DynamicsProcessing::ChannelConfig> DynamicsProcessingContext::getPreEq() {
+    return getChannelConfig(StageType::PREEQ);
+}
+
+std::vector<DynamicsProcessing::ChannelConfig> DynamicsProcessingContext::getPostEq() {
+    return getChannelConfig(StageType::POSTEQ);
+}
+
+std::vector<DynamicsProcessing::EqBandConfig> DynamicsProcessingContext::getPreEqBand() {
+    return getEqBandConfigs(StageType::PREEQ);
+}
+
+std::vector<DynamicsProcessing::EqBandConfig> DynamicsProcessingContext::getPostEqBand() {
+    return getEqBandConfigs(StageType::POSTEQ);
+}
+
+std::vector<DynamicsProcessing::ChannelConfig> DynamicsProcessingContext::getMbc() {
+    return getChannelConfig(StageType::MBC);
+}
+
+std::vector<DynamicsProcessing::MbcBandConfig> DynamicsProcessingContext::getMbcBand() {
+    std::vector<DynamicsProcessing::MbcBandConfig> bands;
+
+    std::lock_guard lg(mMutex);
+    auto maxBand = mEngineArchitecture.mbcStage.bandCount;
+    for (int32_t ch = 0; ch < mChannelCount; ch++) {
+        auto mbc = getMbc_l(ch);
+        if (!mbc) {
+            continue;
+        }
+        for (int32_t bandId = 0; bandId < maxBand; bandId++) {
+            auto band = mbc->getBand(bandId);
+            if (!band) {
+                continue;
+            }
+            bands.push_back({.channel = ch,
+                             .band = bandId,
+                             .enable = band->isEnabled(),
+                             .cutoffFrequencyHz = band->getCutoffFrequency(),
+                             .attackTimeMs = band->getAttackTime(),
+                             .releaseTimeMs = band->getReleaseTime(),
+                             .ratio = band->getRatio(),
+                             .thresholdDb = band->getThreshold(),
+                             .kneeWidthDb = band->getKneeWidth(),
+                             .noiseGateThresholdDb = band->getNoiseGateThreshold(),
+                             .expanderRatio = band->getExpanderRatio(),
+                             .preGainDb = band->getPreGain(),
+                             .postGainDb = band->getPostGain()});
+        }
+    }
+    return bands;
+}
+
+std::vector<DynamicsProcessing::LimiterConfig> DynamicsProcessingContext::getLimiter() {
+    std::vector<DynamicsProcessing::LimiterConfig> ret;
+
+    std::lock_guard lg(mMutex);
+    for (int32_t ch = 0; ch < mChannelCount; ch++) {
+        auto limiter = getLimiter_l(ch);
+        if (!limiter) {
+            continue;
+        }
+        ret.push_back({.channel = ch,
+                       .enable = limiter->isEnabled(),
+                       .linkGroup = static_cast<int32_t>(limiter->getLinkGroup()),
+                       .attackTimeMs = limiter->getAttackTime(),
+                       .releaseTimeMs = limiter->getReleaseTime(),
+                       .ratio = limiter->getRatio(),
+                       .thresholdDb = limiter->getThreshold(),
+                       .postGainDb = limiter->getPostGain()});
+    }
+    return ret;
+}
+
+std::vector<DynamicsProcessing::InputGain> DynamicsProcessingContext::getInputGain() {
+    std::vector<DynamicsProcessing::InputGain> ret;
+
+    std::lock_guard lg(mMutex);
+    for (int32_t ch = 0; ch < mChannelCount; ch++) {
+        auto channel = getChannel_l(ch);
+        if (!channel) {
+            continue;
+        }
+        ret.push_back({.channel = ch, .gainDb = channel->getInputGain()});
+    }
+    return ret;
+}
+
+IEffect::Status DynamicsProcessingContext::lvmProcess(float* in, float* out, int samples) {
+    LOG(DEBUG) << __func__ << " in " << in << " out " << out << " sample " << samples;
+
+    IEffect::Status status = {EX_NULL_POINTER, 0, 0};
+    RETURN_VALUE_IF(!in, status, "nullInput");
+    RETURN_VALUE_IF(!out, status, "nullOutput");
+    status = {EX_ILLEGAL_STATE, 0, 0};
+
+    LOG(DEBUG) << __func__ << " start processing";
+    {
+        std::lock_guard lg(mMutex);
+        RETURN_VALUE_IF(mState != DynamicsProcessingState::DYNAMICS_PROCESSING_STATE_ACTIVE, status,
+                        "notInActiveState");
+        RETURN_VALUE_IF(!mDpFreq, status, "engineNotInited");
+        mDpFreq->processSamples(in, out, samples);
+    }
+    return {STATUS_OK, samples, samples};
+}
+
+void DynamicsProcessingContext::init() {
+    std::lock_guard lg(mMutex);
+    mState = DYNAMICS_PROCESSING_STATE_INITIALIZED;
+    mChannelCount =
+            ::android::hardware::audio::common::getChannelCount(mCommon.input.base.channelMask);
+}
+
+dp_fx::DPChannel* DynamicsProcessingContext::getChannel_l(int channel) {
+    RETURN_VALUE_IF(mDpFreq == nullptr, nullptr, "DPFreqNotInited");
+
+    return mDpFreq->getChannel(channel);
+}
+
+dp_fx::DPEq* DynamicsProcessingContext::getPreEq_l(int ch) {
+    auto channel = getChannel_l(ch);
+    RETURN_VALUE_IF(channel == nullptr, nullptr, "ChannelNotExist");
+
+    return channel->getPreEq();
+}
+
+dp_fx::DPEq* DynamicsProcessingContext::getPostEq_l(int ch) {
+    auto channel = getChannel_l(ch);
+    RETURN_VALUE_IF(channel == nullptr, nullptr, "ChannelNotExist");
+
+    return channel->getPostEq();
+}
+
+dp_fx::DPMbc* DynamicsProcessingContext::getMbc_l(int ch) {
+    auto channel = getChannel_l(ch);
+    RETURN_VALUE_IF(channel == nullptr, nullptr, "ChannelNotExist");
+
+    return channel->getMbc();
+}
+
+dp_fx::DPLimiter* DynamicsProcessingContext::getLimiter_l(int ch) {
+    auto channel = getChannel_l(ch);
+    RETURN_VALUE_IF(channel == nullptr, nullptr, "ChannelNotExist");
+
+    return channel->getLimiter();
+}
+
+dp_fx::DPBandStage* DynamicsProcessingContext::getStageWithType_l(
+        DynamicsProcessingContext::StageType type, int ch) {
+    switch (type) {
+        case StageType::PREEQ: {
+            return getEqWithType_l(type, ch);
+        }
+        case StageType::POSTEQ: {
+            return getEqWithType_l(type, ch);
+        }
+        case StageType::MBC: {
+            return getMbc_l(ch);
+        }
+        case StageType::LIMITER:
+            FALLTHROUGH_INTENDED;
+        case StageType::INPUTGAIN: {
+            return nullptr;
+        }
+    }
+}
+
+dp_fx::DPEq* DynamicsProcessingContext::getEqWithType_l(DynamicsProcessingContext::StageType type,
+                                                        int ch) {
+    switch (type) {
+        case StageType::PREEQ: {
+            return getPreEq_l(ch);
+        }
+        case StageType::POSTEQ: {
+            return getPostEq_l(ch);
+        }
+        case StageType::MBC:
+            FALLTHROUGH_INTENDED;
+        case StageType::LIMITER:
+            FALLTHROUGH_INTENDED;
+        case StageType::INPUTGAIN: {
+            return nullptr;
+        }
+    }
+}
+
+std::vector<DynamicsProcessing::ChannelConfig> DynamicsProcessingContext::getChannelConfig(
+        StageType type) {
+    std::vector<DynamicsProcessing::ChannelConfig> ret;
+
+    std::lock_guard lg(mMutex);
+    for (int32_t ch = 0; ch < mChannelCount; ch++) {
+        auto stage = getStageWithType_l(type, ch);
+        if (!stage) {
+            continue;
+        }
+        ret.push_back({.channel = ch, .enable = stage->isEnabled()});
+    }
+    return ret;
+}
+
+std::vector<DynamicsProcessing::EqBandConfig> DynamicsProcessingContext::getEqBandConfigs(
+        StageType type) {
+    std::vector<DynamicsProcessing::EqBandConfig> eqBands;
+
+    std::lock_guard lg(mMutex);
+    auto maxBand = mEngineArchitecture.preEqStage.bandCount;
+    for (int32_t ch = 0; ch < mChannelCount; ch++) {
+        auto eq = getEqWithType_l(type, ch);
+        if (!eq) {
+            continue;
+        }
+        for (int32_t bandId = 0; bandId < maxBand; bandId++) {
+            auto band = eq->getBand(bandId);
+            if (!band) {
+                continue;
+            }
+            eqBands.push_back({.channel = ch,
+                               .band = bandId,
+                               .enable = band->isEnabled(),
+                               .cutoffFrequencyHz = band->getCutoffFrequency(),
+                               .gainDb = band->getGain()});
+        }
+    }
+    return eqBands;
+}
+
+/**
+ * When StageEnablement is in use, bandCount needs to be positive.
+ */
+bool DynamicsProcessingContext::validateStageEnablement(
+        const DynamicsProcessing::StageEnablement& enablement) {
+    return !enablement.inUse || (enablement.inUse && enablement.bandCount > 0);
+}
+
+bool DynamicsProcessingContext::validateEngineConfig(
+        const DynamicsProcessing::EngineArchitecture& engine) {
+    return engine.preferredProcessingDurationMs >= 0 &&
+           validateStageEnablement(engine.preEqStage) &&
+           validateStageEnablement(engine.postEqStage) && validateStageEnablement(engine.mbcStage);
+}
+
+inline bool DynamicsProcessingContext::validateCutoffFrequency(float freq) {
+    return freq >= DynamicsProcessingImpl::kCapability.minCutOffFreq &&
+            freq <= DynamicsProcessingImpl::kCapability.maxCutOffFreq;
+}
+
+bool DynamicsProcessingContext::validateEqBandConfig(const DynamicsProcessing::EqBandConfig& band,
+                                                     int maxChannel, int maxBand) {
+    return validateChannel(band.channel, maxChannel) && validateBand(band.band, maxBand) &&
+           validateCutoffFrequency(band.cutoffFrequencyHz);
+}
+
+bool DynamicsProcessingContext::validateMbcBandConfig(const DynamicsProcessing::MbcBandConfig& band,
+                                                      int maxChannel, int maxBand) {
+    return validateChannel(band.channel, maxChannel) && validateBand(band.band, maxBand) &&
+           validateCutoffFrequency(band.cutoffFrequencyHz) && validateTime(band.attackTimeMs) &&
+           validateTime(band.releaseTimeMs) && validateRatio(band.ratio) &&
+           validateBandDb(band.thresholdDb) && validateBandDb(band.kneeWidthDb) &&
+           validateBandDb(band.noiseGateThresholdDb) && validateRatio(band.expanderRatio);
+}
+
+bool DynamicsProcessingContext::validateLimiterConfig(
+        const DynamicsProcessing::LimiterConfig& limiter, int maxChannel) {
+    return validateChannel(limiter.channel, maxChannel) && validateTime(limiter.attackTimeMs) &&
+           validateTime(limiter.releaseTimeMs) && validateRatio(limiter.ratio) &&
+           validateBandDb(limiter.thresholdDb);
+}
+
+bool DynamicsProcessingContext::validateInputGainConfig(const DynamicsProcessing::InputGain& gain,
+                                                        int maxChannel) {
+    return validateChannel(gain.channel, maxChannel);
+}
+
+template <typename D>
+RetCode DynamicsProcessingContext::setDpChannels_l(
+        const std::vector<DynamicsProcessing::ChannelConfig>& channels, bool stageInUse,
+        StageType type) {
+    RetCode ret = RetCode::SUCCESS;
+    std::unordered_set<int> channelSet;
+
+    RETURN_VALUE_IF(!stageInUse, RetCode::ERROR_ILLEGAL_PARAMETER, "stageNotInUse");
+    for (auto& it : channels) {
+        if (0 != channelSet.count(it.channel)) {
+            LOG(WARNING) << __func__ << " duplicated channel " << it.channel;
+            ret = RetCode::ERROR_ILLEGAL_PARAMETER;
+        } else {
+            channelSet.insert(it.channel);
+        }
+        if (it.channel < 0 || it.channel >= mChannelCount) {
+            LOG(WARNING) << __func__ << " skip illegal ChannelConfig " << it.toString() << " max "
+                         << mChannelCount;
+            ret = RetCode::ERROR_ILLEGAL_PARAMETER;
+            continue;
+        }
+        auto dp = getStageWithType_l(type, it.channel);
+        if (!dp) {
+            LOG(WARNING) << __func__ << " channel " << it.channel << " not exist";
+            ret = RetCode::ERROR_ILLEGAL_PARAMETER;
+            continue;
+        }
+        if (dp->isEnabled() != it.enable) {
+            LOG(INFO) << __func__ << it.toString();
+            dp->setEnabled(it.enable);
+        }
+    }
+    return ret;
+}
+
+RetCode DynamicsProcessingContext::setDpChannelBand_l(const std::any& anyConfig, StageType type,
+                                                      int maxCh, int maxBand,
+                                                      std::set<std::pair<int, int>>& chBandSet) {
+    RETURN_VALUE_IF(!anyConfig.has_value(), RetCode::ERROR_ILLEGAL_PARAMETER, "bandInvalid");
+    RetCode ret = RetCode::SUCCESS;
+    std::pair<int, int> chBandKey;
+    switch (type) {
+        case StageType::PREEQ:
+            FALLTHROUGH_INTENDED;
+        case StageType::POSTEQ: {
+            dp_fx::DPEq* dp;
+            const auto& config = std::any_cast<DynamicsProcessing::EqBandConfig>(anyConfig);
+            RETURN_VALUE_IF(!validateEqBandConfig(config, maxCh, maxBand),
+                            RetCode::ERROR_ILLEGAL_PARAMETER, "eqBandNotValid");
+            RETURN_VALUE_IF(
+                    nullptr == (dp = getEqWithType_l(type, config.channel)) || !dp->isEnabled(),
+                    RetCode::ERROR_ILLEGAL_PARAMETER, "dpEqNotExist");
+            dp_fx::DPEqBand band;
+            band.init(config.enable, config.cutoffFrequencyHz, config.gainDb);
+            dp->setBand(config.band, band);
+            chBandKey = {config.channel, config.band};
+            break;
+        }
+        case StageType::MBC: {
+            dp_fx::DPMbc* dp;
+            const auto& config = std::any_cast<DynamicsProcessing::MbcBandConfig>(anyConfig);
+            RETURN_VALUE_IF(!validateMbcBandConfig(config, maxCh, maxBand),
+                            RetCode::ERROR_ILLEGAL_PARAMETER, "mbcBandNotValid");
+            RETURN_VALUE_IF(nullptr == (dp = getMbc_l(config.channel)) || !dp->isEnabled(),
+                            RetCode::ERROR_ILLEGAL_PARAMETER, "dpMbcNotExist");
+            dp_fx::DPMbcBand band;
+            band.init(config.enable, config.cutoffFrequencyHz, config.attackTimeMs,
+                      config.releaseTimeMs, config.ratio, config.thresholdDb, config.kneeWidthDb,
+                      config.noiseGateThresholdDb, config.expanderRatio, config.preGainDb,
+                      config.postGainDb);
+            dp->setBand(config.band, band);
+            chBandKey = {config.channel, config.band};
+            break;
+        }
+        case StageType::LIMITER: {
+            dp_fx::DPChannel* dp;
+            const auto& config = std::any_cast<DynamicsProcessing::LimiterConfig>(anyConfig);
+            RETURN_VALUE_IF(!validateLimiterConfig(config, maxCh),
+                            RetCode::ERROR_ILLEGAL_PARAMETER, "limiterBandNotValid");
+            RETURN_VALUE_IF(nullptr == (dp = getChannel_l(config.channel)),
+                            RetCode::ERROR_ILLEGAL_PARAMETER, "dpChNotExist");
+            dp_fx::DPLimiter limiter;
+            limiter.init(mEngineArchitecture.limiterInUse, config.enable, config.linkGroup,
+                         config.attackTimeMs, config.releaseTimeMs, config.ratio,
+                         config.thresholdDb, config.postGainDb);
+            dp->setLimiter(limiter);
+            chBandKey = {config.channel, 0};
+            break;
+        }
+        case StageType::INPUTGAIN: {
+            dp_fx::DPChannel* dp;
+            const auto& config = std::any_cast<DynamicsProcessing::InputGain>(anyConfig);
+            RETURN_VALUE_IF(!validateInputGainConfig(config, maxCh),
+                            RetCode::ERROR_ILLEGAL_PARAMETER, "inputGainNotValid");
+            RETURN_VALUE_IF(nullptr == (dp = getChannel_l(config.channel)),
+                            RetCode::ERROR_ILLEGAL_PARAMETER, "dpChNotExist");
+            dp->setInputGain(config.gainDb);
+            chBandKey = {config.channel, 0};
+            break;
+        }
+    }
+    RETURN_VALUE_IF(0 != chBandSet.count(chBandKey), RetCode::ERROR_ILLEGAL_PARAMETER,
+                    "duplicatedBand");
+    chBandSet.insert(chBandKey);
+    return ret;
+}
+
+template <typename T /* BandConfig */>
+RetCode DynamicsProcessingContext::setBands_l(
+        const std::vector<T>& bands, int maxBand, StageType type) {
+    RetCode ret = RetCode::SUCCESS;
+    std::set<std::pair<int /* channel */, int /* band */>> bandSet;
+
+    for (const auto& it : bands) {
+        if (RetCode::SUCCESS !=
+            setDpChannelBand_l(std::make_any<T>(it), type, mChannelCount, maxBand, bandSet)) {
+            LOG(WARNING) << __func__ << " skipping band " << it.toString();
+            ret = RetCode::ERROR_ILLEGAL_PARAMETER;
+            continue;
+        }
+        LOG(INFO) << __func__ << it.toString();
+    }
+    return ret;
+}
+
+}  // namespace aidl::android::hardware::audio::effect
diff --git a/media/libeffects/dynamicsproc/aidl/DynamicsProcessingContext.h b/media/libeffects/dynamicsproc/aidl/DynamicsProcessingContext.h
new file mode 100644
index 0000000..8be784e
--- /dev/null
+++ b/media/libeffects/dynamicsproc/aidl/DynamicsProcessingContext.h
@@ -0,0 +1,130 @@
+/*
+ * Copyright (C) 2023 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-base/thread_annotations.h>
+#include <audio_effects/effect_dynamicsprocessing.h>
+
+#include "effect-impl/EffectContext.h"
+
+#include <any>
+#include <cstddef>
+#include <dsp/DPBase.h>
+#include <dsp/DPFrequency.h>
+
+namespace aidl::android::hardware::audio::effect {
+
+enum DynamicsProcessingState {
+    DYNAMICS_PROCESSING_STATE_UNINITIALIZED,
+    DYNAMICS_PROCESSING_STATE_INITIALIZED,
+    DYNAMICS_PROCESSING_STATE_ACTIVE,
+};
+
+class DynamicsProcessingContext final : public EffectContext {
+  public:
+    DynamicsProcessingContext(int statusDepth, const Parameter::Common& common);
+    ~DynamicsProcessingContext();
+
+    RetCode enable();
+    RetCode disable();
+    void reset();
+
+    // override EffectContext::setCommon to update mChannelCount
+    RetCode setCommon(const Parameter::Common& common) override;
+
+    RetCode setEngineArchitecture(const DynamicsProcessing::EngineArchitecture& engineArchitecture);
+    RetCode setPreEq(const std::vector<DynamicsProcessing::ChannelConfig>& eqChannels);
+    RetCode setPostEq(const std::vector<DynamicsProcessing::ChannelConfig>& eqChannels);
+    RetCode setPreEqBand(const std::vector<DynamicsProcessing::EqBandConfig>& eqBands);
+    RetCode setPostEqBand(const std::vector<DynamicsProcessing::EqBandConfig>& eqBands);
+    RetCode setMbc(const std::vector<DynamicsProcessing::ChannelConfig>& mbcChannels);
+    RetCode setMbcBand(const std::vector<DynamicsProcessing::MbcBandConfig>& eqBands);
+    RetCode setLimiter(const std::vector<DynamicsProcessing::LimiterConfig>& limiters);
+    RetCode setInputGain(const std::vector<DynamicsProcessing::InputGain>& gain);
+
+    DynamicsProcessing::EngineArchitecture getEngineArchitecture();
+    std::vector<DynamicsProcessing::ChannelConfig> getPreEq();
+    std::vector<DynamicsProcessing::ChannelConfig> getPostEq();
+    std::vector<DynamicsProcessing::EqBandConfig> getPreEqBand();
+    std::vector<DynamicsProcessing::EqBandConfig> getPostEqBand();
+    std::vector<DynamicsProcessing::ChannelConfig> getMbc();
+    std::vector<DynamicsProcessing::MbcBandConfig> getMbcBand();
+    std::vector<DynamicsProcessing::LimiterConfig> getLimiter();
+    std::vector<DynamicsProcessing::InputGain> getInputGain();
+
+    IEffect::Status lvmProcess(float* in, float* out, int samples);
+
+  private:
+    static constexpr float kPreferredProcessingDurationMs = 10.0f;
+    static constexpr int kBandCount = 5;
+    std::mutex mMutex;
+    size_t mChannelCount GUARDED_BY(mMutex) = 0;
+    DynamicsProcessingState mState GUARDED_BY(mMutex) = DYNAMICS_PROCESSING_STATE_UNINITIALIZED;
+    std::unique_ptr<dp_fx::DPFrequency> mDpFreq GUARDED_BY(mMutex) = nullptr;
+    bool mEngineInited GUARDED_BY(mMutex) = false;
+    DynamicsProcessing::EngineArchitecture mEngineArchitecture GUARDED_BY(mMutex) = {
+            .resolutionPreference =
+                    DynamicsProcessing::ResolutionPreference::FAVOR_FREQUENCY_RESOLUTION,
+            .preferredProcessingDurationMs = kPreferredProcessingDurationMs,
+            .preEqStage = {.inUse = true, .bandCount = kBandCount},
+            .postEqStage = {.inUse = true, .bandCount = kBandCount},
+            .mbcStage = {.inUse = true, .bandCount = kBandCount},
+            .limiterInUse = true,
+    };
+
+    enum class StageType { PREEQ, POSTEQ, MBC, LIMITER, INPUTGAIN };
+
+    void init();
+
+    void dpSetFreqDomainVariant_l(const DynamicsProcessing::EngineArchitecture& engine)
+            REQUIRES(mMutex);
+    dp_fx::DPChannel* getChannel_l(int ch) REQUIRES(mMutex);
+    dp_fx::DPEq* getPreEq_l(int ch) REQUIRES(mMutex);
+    dp_fx::DPEq* getPostEq_l(int ch) REQUIRES(mMutex);
+    dp_fx::DPMbc* getMbc_l(int ch) REQUIRES(mMutex);
+    dp_fx::DPLimiter* getLimiter_l(int ch) REQUIRES(mMutex);
+    dp_fx::DPBandStage* getStageWithType_l(StageType type, int ch) REQUIRES(mMutex);
+    dp_fx::DPEq* getEqWithType_l(StageType type, int ch) REQUIRES(mMutex);
+    template <typename D>
+    RetCode setDpChannels_l(const std::vector<DynamicsProcessing::ChannelConfig>& channels,
+                            bool stageInUse, StageType type) REQUIRES(mMutex);
+    template <typename T /* BandConfig */>
+    RetCode setBands_l(const std::vector<T>& bands, int maxBand, StageType type) REQUIRES(mMutex);
+    RetCode setDpChannelBand_l(const std::any& anyConfig, StageType type, int maxCh, int maxBand,
+                               std::set<std::pair<int, int>>& chBandSet) REQUIRES(mMutex);
+
+    std::vector<DynamicsProcessing::EqBandConfig> getEqBandConfigs(StageType type);
+    std::vector<DynamicsProcessing::ChannelConfig> getChannelConfig(StageType type);
+
+    bool validateStageEnablement(const DynamicsProcessing::StageEnablement& enablement);
+    bool validateEngineConfig(const DynamicsProcessing::EngineArchitecture& engine);
+    bool validateEqBandConfig(const DynamicsProcessing::EqBandConfig& band, int maxChannel,
+                              int maxBand);
+    bool validateMbcBandConfig(const DynamicsProcessing::MbcBandConfig& band, int maxChannel,
+                               int maxBand);
+    bool validateLimiterConfig(const DynamicsProcessing::LimiterConfig& limiter, int maxChannel);
+    bool validateInputGainConfig(const DynamicsProcessing::InputGain& gain, int maxChannel);
+
+    inline bool validateCutoffFrequency(float freq);
+    inline bool validateChannel(int ch, int maxCh) { return ch >= 0 && ch < maxCh; }
+    inline bool validateBand(int band, int maxBand) { return band >= 0 && band < maxBand; }
+    inline bool validateTime(int time) { return time >= 0; }
+    inline bool validateRatio(int ratio) { return ratio >= 0; }
+    inline bool validateBandDb(int db) { return db <= 0; }
+};
+
+}  // namespace aidl::android::hardware::audio::effect
\ No newline at end of file
diff --git a/media/libeffects/hapticgenerator/Android.bp b/media/libeffects/hapticgenerator/Android.bp
index 02a94d1..07ba492 100644
--- a/media/libeffects/hapticgenerator/Android.bp
+++ b/media/libeffects/hapticgenerator/Android.bp
@@ -22,6 +22,23 @@
     default_applicable_licenses: ["frameworks_av_license"],
 }
 
+cc_defaults {
+    name : "hapticgeneratordefaults",
+    srcs: [
+        "Processors.cpp",
+    ],
+    shared_libs: [
+        "libaudioutils",
+        "libbase",
+        "liblog",
+        "libutils",
+        "libvibratorutils",
+    ],
+    header_libs: [
+        "libaudioeffects",
+    ],
+}
+
 cc_library_shared {
     name: "libhapticgenerator",
 
@@ -29,7 +46,10 @@
 
     srcs: [
         "EffectHapticGenerator.cpp",
-        "Processors.cpp",
+    ],
+
+    defaults: [
+        "hapticgeneratordefaults",
     ],
 
     cflags: [
@@ -43,45 +63,29 @@
         "-fvisibility=hidden",
     ],
 
-    shared_libs: [
-        "libaudioutils",
-        "libbase",
-        "liblog",
-        "libutils",
-        "libvibratorutils",
-    ],
-
     relative_install_path: "soundfx",
-
-    header_libs: [
-        "libaudioeffects",
-    ],
 }
 
 cc_library_shared {
     name: "libhapticgeneratoraidl",
+
     srcs: [
         "aidl/EffectHapticGenerator.cpp",
         "aidl/HapticGeneratorContext.cpp",
-        "Processors.cpp",
         ":effectCommonFile",
     ],
+
     defaults: [
         "aidlaudioservice_defaults",
         "latest_android_hardware_audio_effect_ndk_shared",
         "latest_android_media_audio_common_types_ndk_shared",
+        "hapticgeneratordefaults",
     ],
-    header_libs: [
-        "libaudioeffects",
-        "libhardware_headers"
+
+    cflags: [
+        "-Wthread-safety",
     ],
-    shared_libs: [
-        "libbase",
-        "libaudioutils",
-        "libcutils",
-        "liblog",
-        "libvibratorutils",
-    ],
+
     visibility: [
         "//hardware/interfaces/audio/aidl/default",
     ],
diff --git a/media/libeffects/hapticgenerator/aidl/EffectHapticGenerator.cpp b/media/libeffects/hapticgenerator/aidl/EffectHapticGenerator.cpp
index 16fc230..7e22482 100644
--- a/media/libeffects/hapticgenerator/aidl/EffectHapticGenerator.cpp
+++ b/media/libeffects/hapticgenerator/aidl/EffectHapticGenerator.cpp
@@ -99,8 +99,8 @@
     auto tag = hgParam.getTag();
 
     switch (tag) {
-        case HapticGenerator::hapticScale: {
-            RETURN_IF(mContext->setHgHapticScale(hgParam.get<HapticGenerator::hapticScale>()) !=
+        case HapticGenerator::hapticScales: {
+            RETURN_IF(mContext->setHgHapticScales(hgParam.get<HapticGenerator::hapticScales>()) !=
                               RetCode::SUCCESS,
                       EX_ILLEGAL_ARGUMENT, "setHapticScaleFailed");
             return ndk::ScopedAStatus::ok();
@@ -143,8 +143,8 @@
 
     HapticGenerator hgParam;
     switch (tag) {
-        case HapticGenerator::hapticScale: {
-            hgParam.set<HapticGenerator::hapticScale>(mContext->getHgHapticScale());
+        case HapticGenerator::hapticScales: {
+            hgParam.set<HapticGenerator::hapticScales>(mContext->getHgHapticScales());
             break;
         }
         case HapticGenerator::vibratorInfo: {
diff --git a/media/libeffects/hapticgenerator/aidl/HapticGeneratorContext.cpp b/media/libeffects/hapticgenerator/aidl/HapticGeneratorContext.cpp
index 5a32dc2..64f51c3 100644
--- a/media/libeffects/hapticgenerator/aidl/HapticGeneratorContext.cpp
+++ b/media/libeffects/hapticgenerator/aidl/HapticGeneratorContext.cpp
@@ -66,32 +66,51 @@
     }
 }
 
-RetCode HapticGeneratorContext::setHgHapticScale(const HapticGenerator::HapticScale& hapticScale) {
-    mParams.mHapticScale = hapticScale;
-    if (hapticScale.scale == HapticGenerator::VibratorScale::MUTE) {
-        mParams.mHapticScales.erase(hapticScale.id);
-    } else {
-        mParams.mHapticScales.emplace(hapticScale.id, hapticScale.scale);
+RetCode HapticGeneratorContext::setHgHapticScales(
+        const std::vector<HapticGenerator::HapticScale> hapticScales) {
+    std::lock_guard lg(mMutex);
+    for (auto hapticScale : hapticScales) {
+        mParams.mHapticScales.insert_or_assign(hapticScale.id, hapticScale.scale);
     }
-    mParams.mMaxVibratorScale = hapticScale.scale;
+    mParams.mMaxVibratorScale = HapticGenerator::VibratorScale::MUTE;
     for (const auto& [id, vibratorScale] : mParams.mHapticScales) {
         mParams.mMaxVibratorScale = std::max(mParams.mMaxVibratorScale, vibratorScale);
     }
     return RetCode::SUCCESS;
 }
 
+HapticGenerator::VibratorInformation HapticGeneratorContext::getHgVibratorInformation() {
+    std::lock_guard lg(mMutex);
+    return mParams.mVibratorInfo;
+}
+
+std::vector<HapticGenerator::HapticScale> HapticGeneratorContext::getHgHapticScales() {
+    std::vector<HapticGenerator::HapticScale> result;
+    std::lock_guard lg(mMutex);
+    for (const auto& [id, vibratorScale] : mParams.mHapticScales) {
+        result.push_back({id, vibratorScale});
+    }
+    return result;
+}
+
 RetCode HapticGeneratorContext::setHgVibratorInformation(
         const HapticGenerator::VibratorInformation& vibratorInfo) {
-    mParams.mVibratorInfo = vibratorInfo;
+    {
+        std::lock_guard lg(mMutex);
+        mParams.mVibratorInfo = vibratorInfo;
 
-    if (mProcessorsRecord.bpf != nullptr) {
-        mProcessorsRecord.bpf->setCoefficients(::android::audio_effect::haptic_generator::bpfCoefs(
-                mParams.mVibratorInfo.resonantFrequencyHz, DEFAULT_BPF_Q, mSampleRate));
-    }
-    if (mProcessorsRecord.bsf != nullptr) {
-        mProcessorsRecord.bsf->setCoefficients(::android::audio_effect::haptic_generator::bsfCoefs(
-                mParams.mVibratorInfo.resonantFrequencyHz, mParams.mVibratorInfo.qFactor,
-                mParams.mVibratorInfo.qFactor / 2.0f, mSampleRate));
+        if (mProcessorsRecord.bpf != nullptr) {
+            mProcessorsRecord.bpf->setCoefficients(
+                    ::android::audio_effect::haptic_generator::bpfCoefs(
+                            mParams.mVibratorInfo.resonantFrequencyHz, DEFAULT_BPF_Q, mSampleRate));
+        }
+        if (mProcessorsRecord.bsf != nullptr) {
+            mProcessorsRecord.bsf->setCoefficients(
+                    ::android::audio_effect::haptic_generator::bsfCoefs(
+                            mParams.mVibratorInfo.resonantFrequencyHz,
+                            mParams.mVibratorInfo.qFactor, mParams.mVibratorInfo.qFactor / 2.0f,
+                            mSampleRate));
+        }
     }
     configure();
     return RetCode::SUCCESS;
@@ -126,6 +145,7 @@
         return status;
     }
 
+    std::lock_guard lg(mMutex);
     if (mParams.mMaxVibratorScale == HapticGenerator::VibratorScale::MUTE) {
         // Haptic channels are muted, not need to generate haptic data.
         return {STATUS_OK, samples, samples};
@@ -168,6 +188,7 @@
 
 void HapticGeneratorContext::init_params(media::audio::common::AudioChannelLayout inputChMask,
                                          media::audio::common::AudioChannelLayout outputChMask) {
+    std::lock_guard lg(mMutex);
     mParams.mMaxVibratorScale = HapticGenerator::VibratorScale::MUTE;
     mParams.mVibratorInfo.resonantFrequencyHz = DEFAULT_RESONANT_FREQUENCY;
     mParams.mVibratorInfo.qFactor = DEFAULT_BSF_ZERO_Q;
@@ -215,6 +236,7 @@
  * Build haptic generator processing chain.
  */
 void HapticGeneratorContext::buildProcessingChain() {
+    std::lock_guard lg(mMutex);
     const size_t channelCount = mParams.mHapticChannelCount;
     float highPassCornerFrequency = 50.0f;
     auto hpf = ::android::audio_effect::haptic_generator::createHPF2(highPassCornerFrequency,
diff --git a/media/libeffects/hapticgenerator/aidl/HapticGeneratorContext.h b/media/libeffects/hapticgenerator/aidl/HapticGeneratorContext.h
index f16e2a4..dc43feb 100644
--- a/media/libeffects/hapticgenerator/aidl/HapticGeneratorContext.h
+++ b/media/libeffects/hapticgenerator/aidl/HapticGeneratorContext.h
@@ -16,6 +16,7 @@
 
 #pragma once
 
+#include <android-base/thread_annotations.h>
 #include <vibrator/ExternalVibrationUtils.h>
 #include <map>
 
@@ -68,13 +69,11 @@
     RetCode disable();
     void reset();
 
-    RetCode setHgHapticScale(const HapticGenerator::HapticScale& hapticScale);
-    HapticGenerator::HapticScale getHgHapticScale() const { return mParams.mHapticScale; }
+    RetCode setHgHapticScales(const std::vector<HapticGenerator::HapticScale> hapticScales);
+    std::vector<HapticGenerator::HapticScale> getHgHapticScales();
 
     RetCode setHgVibratorInformation(const HapticGenerator::VibratorInformation& vibratorInfo);
-    HapticGenerator::VibratorInformation getHgVibratorInformation() const {
-        return mParams.mVibratorInfo;
-    }
+    HapticGenerator::VibratorInformation getHgVibratorInformation();
 
     IEffect::Status lvmProcess(float* in, float* out, int samples);
 
@@ -89,8 +88,9 @@
     static constexpr float DEFAULT_DISTORTION_INPUT_GAIN = 0.3f;
     static constexpr float DEFAULT_DISTORTION_CUBE_THRESHOLD = 0.1f;
 
+    std::mutex mMutex;
     HapticGeneratorState mState;
-    HapticGeneratorParam mParams;
+    HapticGeneratorParam mParams GUARDED_BY(mMutex);
     int mSampleRate;
     int mFrameCount = 0;
 
diff --git a/media/libeffects/lvm/wrapper/Aidl/BundleContext.cpp b/media/libeffects/lvm/wrapper/Aidl/BundleContext.cpp
index 3aee721..c601c38 100644
--- a/media/libeffects/lvm/wrapper/Aidl/BundleContext.cpp
+++ b/media/libeffects/lvm/wrapper/Aidl/BundleContext.cpp
@@ -287,32 +287,42 @@
 }
 
 bool BundleContext::isDeviceSupportedBassBoost(
-        const aidl::android::media::audio::common::AudioDeviceDescription& device) {
-    return (device == AudioDeviceDescription{AudioDeviceType::OUT_SPEAKER, ""} ||
-            device == AudioDeviceDescription{AudioDeviceType::OUT_CARKIT,
-                                             AudioDeviceDescription::CONNECTION_BT_SCO} ||
-            device == AudioDeviceDescription{AudioDeviceType::OUT_SPEAKER,
-                                             AudioDeviceDescription::CONNECTION_BT_A2DP});
+        const std::vector<aidl::android::media::audio::common::AudioDeviceDescription>& devices) {
+    for (const auto& device : devices) {
+        if (device != AudioDeviceDescription{AudioDeviceType::OUT_SPEAKER, ""} &&
+            device != AudioDeviceDescription{AudioDeviceType::OUT_CARKIT,
+                                             AudioDeviceDescription::CONNECTION_BT_SCO} &&
+            device != AudioDeviceDescription{AudioDeviceType::OUT_SPEAKER,
+                                             AudioDeviceDescription::CONNECTION_BT_A2DP}) {
+            return false;
+        }
+    }
+    return true;
 }
 
 bool BundleContext::isDeviceSupportedVirtualizer(
-        const aidl::android::media::audio::common::AudioDeviceDescription& device) {
-    return (device == AudioDeviceDescription{AudioDeviceType::OUT_HEADSET,
-                                             AudioDeviceDescription::CONNECTION_ANALOG} ||
-            device == AudioDeviceDescription{AudioDeviceType::OUT_HEADPHONE,
-                                             AudioDeviceDescription::CONNECTION_ANALOG} ||
-            device == AudioDeviceDescription{AudioDeviceType::OUT_HEADPHONE,
-                                             AudioDeviceDescription::CONNECTION_BT_A2DP} ||
-            device == AudioDeviceDescription{AudioDeviceType::OUT_HEADSET,
-                                             AudioDeviceDescription::CONNECTION_USB});
+        const std::vector<aidl::android::media::audio::common::AudioDeviceDescription>& devices) {
+    for (const auto& device : devices) {
+        if (device != AudioDeviceDescription{AudioDeviceType::OUT_HEADSET,
+                                             AudioDeviceDescription::CONNECTION_ANALOG} &&
+            device != AudioDeviceDescription{AudioDeviceType::OUT_HEADPHONE,
+                                             AudioDeviceDescription::CONNECTION_ANALOG} &&
+            device != AudioDeviceDescription{AudioDeviceType::OUT_HEADPHONE,
+                                             AudioDeviceDescription::CONNECTION_BT_A2DP} &&
+            device != AudioDeviceDescription{AudioDeviceType::OUT_HEADSET,
+                                             AudioDeviceDescription::CONNECTION_USB}) {
+            return false;
+        }
+    }
+    return true;
 }
 
 RetCode BundleContext::setOutputDevice(
-        const aidl::android::media::audio::common::AudioDeviceDescription& device) {
-    mOutputDevice = device;
+        const std::vector<aidl::android::media::audio::common::AudioDeviceDescription>& devices) {
+    mOutputDevice = devices;
     switch (mType) {
         case lvm::BundleEffectType::BASS_BOOST:
-            if (isDeviceSupportedBassBoost(device)) {
+            if (!isDeviceSupportedBassBoost(devices)) {
                 // If a device doesn't support bass boost, the effect must be temporarily disabled.
                 // The effect must still report its original state as this can only be changed by
                 // the start/stop commands.
@@ -330,7 +340,7 @@
             }
             break;
         case lvm::BundleEffectType::VIRTUALIZER:
-            if (isDeviceSupportedVirtualizer(device)) {
+            if (!isDeviceSupportedVirtualizer(devices)) {
                 if (mEnabled) {
                     disableOperatingMode();
                 }
diff --git a/media/libeffects/lvm/wrapper/Aidl/BundleContext.h b/media/libeffects/lvm/wrapper/Aidl/BundleContext.h
index be723f7..1f328fc 100644
--- a/media/libeffects/lvm/wrapper/Aidl/BundleContext.h
+++ b/media/libeffects/lvm/wrapper/Aidl/BundleContext.h
@@ -57,11 +57,14 @@
         return mChMask;
     }
     bool isDeviceSupportedBassBoost(
-            const aidl::android::media::audio::common::AudioDeviceDescription& device);
+            const std::vector<aidl::android::media::audio::common::AudioDeviceDescription>&
+                    devices);
     bool isDeviceSupportedVirtualizer(
-            const aidl::android::media::audio::common::AudioDeviceDescription& device);
+            const std::vector<aidl::android::media::audio::common::AudioDeviceDescription>&
+                    devices);
     RetCode setOutputDevice(
-            const aidl::android::media::audio::common::AudioDeviceDescription& device) override;
+            const std::vector<aidl::android::media::audio::common::AudioDeviceDescription>& devices)
+            override;
 
     RetCode setEqualizerPreset(const std::size_t presetIdx);
     int getEqualizerPreset() const { return mCurPresetIdx; }
diff --git a/media/libeffects/lvm/wrapper/Android.bp b/media/libeffects/lvm/wrapper/Android.bp
index aef9295..bc19379 100644
--- a/media/libeffects/lvm/wrapper/Android.bp
+++ b/media/libeffects/lvm/wrapper/Android.bp
@@ -128,4 +128,36 @@
     visibility: [
         "//hardware/interfaces/audio/aidl/default",
     ],
-}
\ No newline at end of file
+}
+
+cc_library_shared {
+    name: "libreverbaidl",
+    srcs: [
+        "Reverb/aidl/ReverbContext.cpp",
+        "Reverb/aidl/EffectReverb.cpp",
+        ":effectCommonFile",
+    ],
+    static_libs: ["libreverb"],
+    defaults: [
+        "aidlaudioservice_defaults",
+        "latest_android_hardware_audio_effect_ndk_shared",
+        "latest_android_media_audio_common_types_ndk_shared",
+    ],
+    local_include_dirs: ["Reverb/aidl"],
+    header_libs: [
+        "libaudioeffects",
+        "libhardware_headers",
+    ],
+    shared_libs: [
+        "libbase",
+        "libaudioutils",
+        "libcutils",
+        "liblog",
+    ],
+    cflags: [
+        "-Wthread-safety",
+    ],
+    visibility: [
+        "//hardware/interfaces/audio/aidl/default",
+    ],
+}
diff --git a/media/libeffects/lvm/wrapper/Reverb/aidl/EffectReverb.cpp b/media/libeffects/lvm/wrapper/Reverb/aidl/EffectReverb.cpp
new file mode 100644
index 0000000..51825ca
--- /dev/null
+++ b/media/libeffects/lvm/wrapper/Reverb/aidl/EffectReverb.cpp
@@ -0,0 +1,373 @@
+/*
+ * Copyright (C) 2023 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 "EffectReverb"
+#include <Utils.h>
+#include <algorithm>
+#include <unordered_set>
+
+#include <android-base/logging.h>
+#include <fmq/AidlMessageQueue.h>
+#include <audio_effects/effect_bassboost.h>
+#include <audio_effects/effect_equalizer.h>
+#include <audio_effects/effect_virtualizer.h>
+
+#include "EffectReverb.h"
+#include <limits.h>
+
+using aidl::android::hardware::audio::effect::Descriptor;
+using aidl::android::hardware::audio::effect::EffectReverb;
+using aidl::android::hardware::audio::effect::IEffect;
+using aidl::android::hardware::audio::effect::kAuxEnvReverbImplUUID;
+using aidl::android::hardware::audio::effect::kAuxPresetReverbImplUUID;
+using aidl::android::hardware::audio::effect::kInsertEnvReverbImplUUID;
+using aidl::android::hardware::audio::effect::kInsertPresetReverbImplUUID;
+using aidl::android::hardware::audio::effect::State;
+using aidl::android::media::audio::common::AudioUuid;
+
+bool isReverbUuidSupported(const AudioUuid* uuid) {
+    return (*uuid == kAuxEnvReverbImplUUID || *uuid == kInsertEnvReverbImplUUID ||
+            *uuid == kAuxPresetReverbImplUUID || *uuid == kInsertPresetReverbImplUUID);
+}
+
+extern "C" binder_exception_t createEffect(const AudioUuid* uuid,
+                                           std::shared_ptr<IEffect>* instanceSpp) {
+    if (uuid == nullptr || !isReverbUuidSupported(uuid)) {
+        LOG(ERROR) << __func__ << "uuid not supported";
+        return EX_ILLEGAL_ARGUMENT;
+    }
+    if (instanceSpp) {
+        *instanceSpp = ndk::SharedRefBase::make<EffectReverb>(*uuid);
+        LOG(DEBUG) << __func__ << " instance " << instanceSpp->get() << " created";
+        return EX_NONE;
+    } else {
+        LOG(ERROR) << __func__ << " invalid input parameter!";
+        return EX_ILLEGAL_ARGUMENT;
+    }
+}
+
+extern "C" binder_exception_t queryEffect(const AudioUuid* in_impl_uuid, Descriptor* _aidl_return) {
+    if (!in_impl_uuid || !isReverbUuidSupported(in_impl_uuid)) {
+        LOG(ERROR) << __func__ << "uuid not supported";
+        return EX_ILLEGAL_ARGUMENT;
+    }
+    if (*in_impl_uuid == kAuxEnvReverbImplUUID) {
+        *_aidl_return = aidl::android::hardware::audio::effect::lvm::kAuxEnvReverbDesc;
+    } else if (*in_impl_uuid == kInsertEnvReverbImplUUID) {
+        *_aidl_return = aidl::android::hardware::audio::effect::lvm::kInsertEnvReverbDesc;
+    } else if (*in_impl_uuid == kAuxPresetReverbImplUUID) {
+        *_aidl_return = aidl::android::hardware::audio::effect::lvm::kAuxPresetReverbDesc;
+    } else if (*in_impl_uuid == kInsertPresetReverbImplUUID) {
+        *_aidl_return = aidl::android::hardware::audio::effect::lvm::kInsertPresetReverbDesc;
+    }
+    return EX_NONE;
+}
+
+namespace aidl::android::hardware::audio::effect {
+
+EffectReverb::EffectReverb(const AudioUuid& uuid) {
+    LOG(DEBUG) << __func__ << uuid.toString();
+    if (uuid == kAuxEnvReverbImplUUID) {
+        mType = lvm::ReverbEffectType::AUX_ENV;
+        mDescriptor = &lvm::kAuxEnvReverbDesc;
+        mEffectName = &lvm::kAuxEnvReverbEffectName;
+    } else if (uuid == kInsertEnvReverbImplUUID) {
+        mType = lvm::ReverbEffectType::INSERT_ENV;
+        mDescriptor = &lvm::kInsertEnvReverbDesc;
+        mEffectName = &lvm::kInsertEnvReverbEffectName;
+    } else if (uuid == kAuxPresetReverbImplUUID) {
+        mType = lvm::ReverbEffectType::AUX_PRESET;
+        mDescriptor = &lvm::kAuxPresetReverbDesc;
+        mEffectName = &lvm::kAuxPresetReverbEffectName;
+    } else if (uuid == kInsertPresetReverbImplUUID) {
+        mType = lvm::ReverbEffectType::INSERT_PRESET;
+        mDescriptor = &lvm::kInsertPresetReverbDesc;
+        mEffectName = &lvm::kInsertPresetReverbEffectName;
+    } else {
+        LOG(ERROR) << __func__ << uuid.toString() << " not supported!";
+    }
+}
+
+EffectReverb::~EffectReverb() {
+    cleanUp();
+    LOG(DEBUG) << __func__;
+}
+
+ndk::ScopedAStatus EffectReverb::getDescriptor(Descriptor* _aidl_return) {
+    RETURN_IF(!_aidl_return, EX_ILLEGAL_ARGUMENT, "Parameter:nullptr");
+    LOG(DEBUG) << _aidl_return->toString();
+    *_aidl_return = *mDescriptor;
+    return ndk::ScopedAStatus::ok();
+}
+
+ndk::ScopedAStatus EffectReverb::setParameterSpecific(const Parameter::Specific& specific) {
+    LOG(DEBUG) << __func__ << " specific " << specific.toString();
+    RETURN_IF(!mContext, EX_NULL_POINTER, "nullContext");
+
+    auto tag = specific.getTag();
+    switch (tag) {
+        case Parameter::Specific::presetReverb:
+            return setParameterPresetReverb(specific);
+        case Parameter::Specific::environmentalReverb:
+            return setParameterEnvironmentalReverb(specific);
+        default:
+            LOG(ERROR) << __func__ << " unsupported tag " << toString(tag);
+            return ndk::ScopedAStatus::fromExceptionCodeWithMessage(EX_ILLEGAL_ARGUMENT,
+                                                                    "specificParamNotSupported");
+    }
+}
+
+ndk::ScopedAStatus EffectReverb::setParameterPresetReverb(const Parameter::Specific& specific) {
+    auto& prParam = specific.get<Parameter::Specific::presetReverb>();
+    auto tag = prParam.getTag();
+
+    switch (tag) {
+        case PresetReverb::preset: {
+            RETURN_IF(mContext->setPresetReverbPreset(prParam.get<PresetReverb::preset>()) !=
+                              RetCode::SUCCESS,
+                      EX_ILLEGAL_ARGUMENT, "setPresetFailed");
+            return ndk::ScopedAStatus::ok();
+        }
+        default: {
+            LOG(ERROR) << __func__ << " unsupported tag: " << toString(tag);
+            return ndk::ScopedAStatus::fromExceptionCodeWithMessage(EX_ILLEGAL_ARGUMENT,
+                                                                    "PresetReverbTagNotSupported");
+        }
+    }
+}
+
+ndk::ScopedAStatus EffectReverb::setParameterEnvironmentalReverb(
+        const Parameter::Specific& specific) {
+    auto& erParam = specific.get<Parameter::Specific::environmentalReverb>();
+    auto tag = erParam.getTag();
+
+    switch (tag) {
+        case EnvironmentalReverb::roomLevelMb: {
+            RETURN_IF(mContext->setEnvironmentalReverbRoomLevel(
+                              erParam.get<EnvironmentalReverb::roomLevelMb>()) != RetCode::SUCCESS,
+                      EX_ILLEGAL_ARGUMENT, "setRoomLevelFailed");
+            return ndk::ScopedAStatus::ok();
+        }
+        case EnvironmentalReverb::roomHfLevelMb: {
+            RETURN_IF(
+                    mContext->setEnvironmentalReverbRoomHfLevel(
+                            erParam.get<EnvironmentalReverb::roomHfLevelMb>()) != RetCode::SUCCESS,
+                    EX_ILLEGAL_ARGUMENT, "setRoomHfLevelFailed");
+            return ndk::ScopedAStatus::ok();
+        }
+        case EnvironmentalReverb::decayTimeMs: {
+            RETURN_IF(mContext->setEnvironmentalReverbDecayTime(
+                              erParam.get<EnvironmentalReverb::decayTimeMs>()) != RetCode::SUCCESS,
+                      EX_ILLEGAL_ARGUMENT, "setDecayTimeFailed");
+            return ndk::ScopedAStatus::ok();
+        }
+        case EnvironmentalReverb::decayHfRatioPm: {
+            RETURN_IF(
+                    mContext->setEnvironmentalReverbDecayHfRatio(
+                            erParam.get<EnvironmentalReverb::decayHfRatioPm>()) != RetCode::SUCCESS,
+                    EX_ILLEGAL_ARGUMENT, "setDecayHfRatioFailed");
+            return ndk::ScopedAStatus::ok();
+        }
+        case EnvironmentalReverb::levelMb: {
+            RETURN_IF(mContext->setEnvironmentalReverbLevel(
+                              erParam.get<EnvironmentalReverb::levelMb>()) != RetCode::SUCCESS,
+                      EX_ILLEGAL_ARGUMENT, "setLevelFailed");
+            return ndk::ScopedAStatus::ok();
+        }
+        case EnvironmentalReverb::delayMs: {
+            RETURN_IF(mContext->setEnvironmentalReverbDelay(
+                              erParam.get<EnvironmentalReverb::delayMs>()) != RetCode::SUCCESS,
+                      EX_ILLEGAL_ARGUMENT, "setDelayFailed");
+            return ndk::ScopedAStatus::ok();
+        }
+        case EnvironmentalReverb::diffusionPm: {
+            RETURN_IF(mContext->setEnvironmentalReverbDiffusion(
+                              erParam.get<EnvironmentalReverb::diffusionPm>()) != RetCode::SUCCESS,
+                      EX_ILLEGAL_ARGUMENT, "setDiffusionFailed");
+            return ndk::ScopedAStatus::ok();
+        }
+        case EnvironmentalReverb::densityPm: {
+            RETURN_IF(mContext->setEnvironmentalReverbDensity(
+                              erParam.get<EnvironmentalReverb::densityPm>()) != RetCode::SUCCESS,
+                      EX_ILLEGAL_ARGUMENT, "setDensityFailed");
+            return ndk::ScopedAStatus::ok();
+        }
+        case EnvironmentalReverb::bypass: {
+            RETURN_IF(mContext->setEnvironmentalReverbBypass(
+                              erParam.get<EnvironmentalReverb::bypass>()) != RetCode::SUCCESS,
+                      EX_ILLEGAL_ARGUMENT, "setBypassFailed");
+            return ndk::ScopedAStatus::ok();
+        }
+        default: {
+            LOG(ERROR) << __func__ << " unsupported tag: " << toString(tag);
+            return ndk::ScopedAStatus::fromExceptionCodeWithMessage(
+                    EX_ILLEGAL_ARGUMENT, "EnvironmentalReverbTagNotSupported");
+        }
+    }
+}
+
+ndk::ScopedAStatus EffectReverb::getParameterSpecific(const Parameter::Id& id,
+                                                      Parameter::Specific* specific) {
+    RETURN_IF(!specific, EX_NULL_POINTER, "nullPtr");
+    auto tag = id.getTag();
+
+    switch (tag) {
+        case Parameter::Id::presetReverbTag:
+            return getParameterPresetReverb(id.get<Parameter::Id::presetReverbTag>(), specific);
+        case Parameter::Id::environmentalReverbTag:
+            return getParameterEnvironmentalReverb(id.get<Parameter::Id::environmentalReverbTag>(),
+                                                   specific);
+        default:
+            LOG(ERROR) << __func__ << " unsupported tag: " << toString(tag);
+            return ndk::ScopedAStatus::fromExceptionCodeWithMessage(EX_ILLEGAL_ARGUMENT,
+                                                                    "wrongIdTag");
+    }
+}
+
+ndk::ScopedAStatus EffectReverb::getParameterPresetReverb(const PresetReverb::Id& id,
+                                                          Parameter::Specific* specific) {
+    RETURN_IF(id.getTag() != PresetReverb::Id::commonTag, EX_ILLEGAL_ARGUMENT,
+              "PresetReverbTagNotSupported");
+    RETURN_IF(!mContext, EX_NULL_POINTER, "nullContext");
+    PresetReverb prParam;
+    auto tag = id.get<PresetReverb::Id::commonTag>();
+    switch (tag) {
+        case PresetReverb::preset: {
+            prParam.set<PresetReverb::preset>(mContext->getPresetReverbPreset());
+            break;
+        }
+        default: {
+            LOG(ERROR) << __func__ << " unsupported tag: " << toString(tag);
+            return ndk::ScopedAStatus::fromExceptionCodeWithMessage(EX_ILLEGAL_ARGUMENT,
+                                                                    "PresetReverbTagNotSupported");
+        }
+    }
+
+    specific->set<Parameter::Specific::presetReverb>(prParam);
+    return ndk::ScopedAStatus::ok();
+}
+
+ndk::ScopedAStatus EffectReverb::getParameterEnvironmentalReverb(const EnvironmentalReverb::Id& id,
+                                                                 Parameter::Specific* specific) {
+    RETURN_IF(id.getTag() != EnvironmentalReverb::Id::commonTag, EX_ILLEGAL_ARGUMENT,
+              "EnvironmentalReverbTagNotSupported");
+    RETURN_IF(!mContext, EX_NULL_POINTER, "nullContext");
+    EnvironmentalReverb erParam;
+
+    auto tag = id.get<EnvironmentalReverb::Id::commonTag>();
+    switch (tag) {
+        case EnvironmentalReverb::roomLevelMb: {
+            erParam.set<EnvironmentalReverb::roomLevelMb>(
+                    mContext->getEnvironmentalReverbRoomLevel());
+            break;
+        }
+        case EnvironmentalReverb::roomHfLevelMb: {
+            erParam.set<EnvironmentalReverb::roomHfLevelMb>(
+                    mContext->getEnvironmentalReverbRoomHfLevel());
+            break;
+        }
+        case EnvironmentalReverb::decayTimeMs: {
+            erParam.set<EnvironmentalReverb::decayTimeMs>(
+                    mContext->getEnvironmentalReverbDecayTime());
+            break;
+        }
+        case EnvironmentalReverb::decayHfRatioPm: {
+            erParam.set<EnvironmentalReverb::decayHfRatioPm>(
+                    mContext->getEnvironmentalReverbDecayHfRatio());
+            break;
+        }
+        case EnvironmentalReverb::levelMb: {
+            erParam.set<EnvironmentalReverb::levelMb>(mContext->getEnvironmentalReverbLevel());
+            break;
+        }
+        case EnvironmentalReverb::delayMs: {
+            erParam.set<EnvironmentalReverb::delayMs>(mContext->getEnvironmentalReverbDelay());
+            break;
+        }
+        case EnvironmentalReverb::diffusionPm: {
+            erParam.set<EnvironmentalReverb::diffusionPm>(
+                    mContext->getEnvironmentalReverbDiffusion());
+            break;
+        }
+        case EnvironmentalReverb::densityPm: {
+            erParam.set<EnvironmentalReverb::densityPm>(mContext->getEnvironmentalReverbDensity());
+            break;
+        }
+        case EnvironmentalReverb::bypass: {
+            erParam.set<EnvironmentalReverb::bypass>(mContext->getEnvironmentalReverbBypass());
+            break;
+        }
+        default: {
+            LOG(ERROR) << __func__ << " unsupported tag: " << toString(tag);
+            return ndk::ScopedAStatus::fromExceptionCodeWithMessage(
+                    EX_ILLEGAL_ARGUMENT, "EnvironmentalReverbTagNotSupported");
+        }
+    }
+
+    specific->set<Parameter::Specific::environmentalReverb>(erParam);
+    return ndk::ScopedAStatus::ok();
+}
+
+std::shared_ptr<EffectContext> EffectReverb::createContext(const Parameter::Common& common) {
+    if (mContext) {
+        LOG(DEBUG) << __func__ << " context already exist";
+    } else {
+        mContext = std::make_shared<ReverbContext>(1 /* statusFmqDepth */, common, mType);
+    }
+
+    return mContext;
+}
+
+std::shared_ptr<EffectContext> EffectReverb::getContext() {
+    return mContext;
+}
+
+RetCode EffectReverb::releaseContext() {
+    if (mContext) {
+        mContext.reset();
+    }
+    return RetCode::SUCCESS;
+}
+
+ndk::ScopedAStatus EffectReverb::commandImpl(CommandId command) {
+    RETURN_IF(!mContext, EX_NULL_POINTER, "nullContext");
+    switch (command) {
+        case CommandId::START:
+            mContext->enable();
+            break;
+        case CommandId::STOP:
+            mContext->disable();
+            break;
+        case CommandId::RESET:
+            mContext->disable();
+            mContext->resetBuffer();
+            break;
+        default:
+            LOG(ERROR) << __func__ << " commandId " << toString(command) << " not supported";
+            return ndk::ScopedAStatus::fromExceptionCodeWithMessage(EX_ILLEGAL_ARGUMENT,
+                                                                    "commandIdNotSupported");
+    }
+    return ndk::ScopedAStatus::ok();
+}
+
+// Processing method running in EffectWorker thread.
+IEffect::Status EffectReverb::effectProcessImpl(float* in, float* out, int sampleToProcess) {
+    IEffect::Status status = {EX_NULL_POINTER, 0, 0};
+    RETURN_VALUE_IF(!mContext, status, "nullContext");
+    return mContext->lvmProcess(in, out, sampleToProcess);
+}
+
+}  // namespace aidl::android::hardware::audio::effect
diff --git a/media/libeffects/lvm/wrapper/Reverb/aidl/EffectReverb.h b/media/libeffects/lvm/wrapper/Reverb/aidl/EffectReverb.h
new file mode 100644
index 0000000..d7d2bbd
--- /dev/null
+++ b/media/libeffects/lvm/wrapper/Reverb/aidl/EffectReverb.h
@@ -0,0 +1,64 @@
+/*
+ * Copyright (C) 2023 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 <aidl/android/hardware/audio/effect/BnEffect.h>
+
+#include "effect-impl/EffectImpl.h"
+#include "ReverbContext.h"
+
+namespace aidl::android::hardware::audio::effect {
+
+class EffectReverb final : public EffectImpl {
+  public:
+    explicit EffectReverb(const AudioUuid& uuid);
+    ~EffectReverb() override;
+
+    ndk::ScopedAStatus getDescriptor(Descriptor* _aidl_return) override;
+
+    ndk::ScopedAStatus setParameterSpecific(const Parameter::Specific& specific) override;
+    ndk::ScopedAStatus getParameterSpecific(const Parameter::Id& id,
+                                            Parameter::Specific* specific) override;
+
+    std::shared_ptr<EffectContext> createContext(const Parameter::Common& common) override;
+    std::shared_ptr<EffectContext> getContext() override;
+    RetCode releaseContext() override;
+
+    IEffect::Status effectProcessImpl(float* in, float* out, int samples) override;
+
+    ndk::ScopedAStatus commandImpl(CommandId command) override;
+
+    std::string getEffectName() override { return *mEffectName; }
+
+  private:
+    std::shared_ptr<ReverbContext> mContext;
+    const Descriptor* mDescriptor;
+    const std::string* mEffectName;
+    lvm::ReverbEffectType mType;
+
+    IEffect::Status status(binder_status_t status, size_t consumed, size_t produced);
+
+    ndk::ScopedAStatus setParameterPresetReverb(const Parameter::Specific& specific);
+    ndk::ScopedAStatus getParameterPresetReverb(const PresetReverb::Id& id,
+                                                Parameter::Specific* specific);
+
+    ndk::ScopedAStatus setParameterEnvironmentalReverb(const Parameter::Specific& specific);
+    ndk::ScopedAStatus getParameterEnvironmentalReverb(const EnvironmentalReverb::Id& id,
+                                                       Parameter::Specific* specific);
+};
+
+}  // namespace aidl::android::hardware::audio::effect
diff --git a/media/libeffects/lvm/wrapper/Reverb/aidl/ReverbContext.cpp b/media/libeffects/lvm/wrapper/Reverb/aidl/ReverbContext.cpp
new file mode 100644
index 0000000..d35c22b
--- /dev/null
+++ b/media/libeffects/lvm/wrapper/Reverb/aidl/ReverbContext.cpp
@@ -0,0 +1,560 @@
+/*
+ * Copyright (C) 2023 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 <cstddef>
+#define LOG_TAG "ReverbContext"
+#include <Utils.h>
+
+#include "ReverbContext.h"
+#include "VectorArithmetic.h"
+#include "math.h"
+
+namespace aidl::android::hardware::audio::effect {
+
+using aidl::android::media::audio::common::AudioDeviceDescription;
+using aidl::android::media::audio::common::AudioDeviceType;
+
+#define GOTO_IF_LVREV_ERROR(status, tag, log)                                     \
+    do {                                                                          \
+        LVREV_ReturnStatus_en temp = (status);                                    \
+        if (temp != LVREV_SUCCESS) {                                              \
+            LOG(ERROR) << __func__ << " return status: " << temp << " " << (log); \
+            goto tag;                                                             \
+        }                                                                         \
+    } while (0)
+
+RetCode ReverbContext::init() {
+    if (isPreset()) {
+        // force reloading preset at first call to process()
+        mPreset = PresetReverb::Presets::NONE;
+        mNextPreset = PresetReverb::Presets::NONE;
+    }
+
+    mVolume.left = kUnitVolume;
+    mVolume.right = kUnitVolume;
+    mPrevVolume.left = kUnitVolume;
+    mPrevVolume.right = kUnitVolume;
+    volumeMode = VOLUME_FLAT;
+
+    mSamplesToExitCount = kDefaultDecayTime * mCommon.input.base.sampleRate / 1000;
+
+    /* Saved strength is used to return the exact strength that was used in the set to the get
+     * because we map the original strength range of 0:1000 to 1:15, and this will avoid
+     * quantisation like effect when returning
+     */
+    mRoomLevel = lvm::kMinLevel;
+    mRoomHfLevel = 0;
+    mEnabled = LVM_FALSE;
+    mDecayTime = kDefaultDecayTime;
+    mDecayHfRatio = kDefaultDamping * 20;
+    mDensity = kDefaultRoomSize * 10;
+    mDiffusion = kDefaultDensity * 10;
+    mLevel = lvm::kMinLevel;
+
+    // allocate lvm reverb instance
+    LVREV_ReturnStatus_en status = LVREV_SUCCESS;
+    {
+        std::lock_guard lg(mMutex);
+        LVREV_InstanceParams_st params = {
+                .MaxBlockSize = lvm::kMaxCallSize,
+                // Max format, could be mono during process
+                .SourceFormat = LVM_STEREO,
+                .NumDelays = LVREV_DELAYLINES_4,
+        };
+        /* Init sets the instance handle */
+        status = LVREV_GetInstanceHandle(&mInstance, &params);
+        GOTO_IF_LVREV_ERROR(status, deinit, "LVREV_GetInstanceHandleFailed");
+
+        // set control
+        LVREV_ControlParams_st controlParams;
+        initControlParameter(controlParams);
+        status = LVREV_SetControlParameters(mInstance, &controlParams);
+        GOTO_IF_LVREV_ERROR(status, deinit, "LVREV_SetControlParametersFailed");
+    }
+
+    return RetCode::SUCCESS;
+
+deinit:
+    deInit();
+    return RetCode::ERROR_EFFECT_LIB_ERROR;
+}
+
+void ReverbContext::deInit() {
+    std::lock_guard lg(mMutex);
+    if (mInstance) {
+        LVREV_FreeInstance(mInstance);
+        mInstance = nullptr;
+    }
+}
+
+RetCode ReverbContext::enable() {
+    if (mEnabled) return RetCode::ERROR_ILLEGAL_PARAMETER;
+    mEnabled = true;
+    mSamplesToExitCount = (mDecayTime * mCommon.input.base.sampleRate) / 1000;
+    // force no volume ramp for first buffer processed after enabling the effect
+    volumeMode = VOLUME_FLAT;
+    return RetCode::SUCCESS;
+}
+
+RetCode ReverbContext::disable() {
+    if (!mEnabled) return RetCode::ERROR_ILLEGAL_PARAMETER;
+    mEnabled = false;
+    return RetCode::SUCCESS;
+}
+
+bool ReverbContext::isAuxiliary() {
+    return (mType == lvm::ReverbEffectType::AUX_ENV || mType == lvm::ReverbEffectType::AUX_PRESET);
+}
+
+bool ReverbContext::isPreset() {
+    return (mType == lvm::ReverbEffectType::AUX_PRESET ||
+            mType == lvm::ReverbEffectType::INSERT_PRESET);
+}
+
+RetCode ReverbContext::setVolumeStereo(const Parameter::VolumeStereo& volume) {
+    if (volumeMode == VOLUME_OFF) {
+        // force no volume ramp for first buffer processed after getting volume control
+        volumeMode = VOLUME_FLAT;
+    }
+    mVolumeStereo = volume;
+    return RetCode::SUCCESS;
+}
+
+RetCode ReverbContext::setPresetReverbPreset(const PresetReverb::Presets& preset) {
+    mNextPreset = preset;
+    return RetCode::SUCCESS;
+}
+
+RetCode ReverbContext::setEnvironmentalReverbRoomLevel(int roomLevel) {
+    if (roomLevel < lvm::kEnvReverbCap.minRoomLevelMb ||
+        roomLevel > lvm::kEnvReverbCap.maxRoomLevelMb) {
+        LOG(ERROR) << __func__ << " invalid roomLevel: " << roomLevel;
+        return RetCode::ERROR_ILLEGAL_PARAMETER;
+    }
+
+    // Update Control Parameter
+    LVREV_ControlParams_st params;
+    {
+        std::lock_guard lg(mMutex);
+        RETURN_VALUE_IF(LVREV_SUCCESS != LVREV_GetControlParameters(mInstance, &params),
+                        RetCode::ERROR_EFFECT_LIB_ERROR, " getControlParamFailed");
+
+        // Sum of room and reverb level controls
+        // needs to subtract max levels for both room level and reverb level
+        int combinedLevel = (roomLevel + mLevel) - lvm::kMaxReverbLevel;
+        params.Level = convertLevel(combinedLevel);
+
+        RETURN_VALUE_IF(LVREV_SUCCESS != LVREV_SetControlParameters(mInstance, &params),
+                        RetCode::ERROR_EFFECT_LIB_ERROR, " setControlParamFailed");
+    }
+    mRoomLevel = roomLevel;
+    return RetCode::SUCCESS;
+}
+
+RetCode ReverbContext::setEnvironmentalReverbRoomHfLevel(int roomHfLevel) {
+    if (roomHfLevel < lvm::kEnvReverbCap.minRoomHfLevelMb ||
+        roomHfLevel > lvm::kEnvReverbCap.maxRoomHfLevelMb) {
+        LOG(ERROR) << __func__ << " invalid roomHfLevel: " << roomHfLevel;
+        return RetCode::ERROR_ILLEGAL_PARAMETER;
+    }
+
+    // Update Control Parameter
+    LVREV_ControlParams_st params;
+    {
+        std::lock_guard lg(mMutex);
+        RETURN_VALUE_IF(LVREV_SUCCESS != LVREV_GetControlParameters(mInstance, &params),
+                        RetCode::ERROR_EFFECT_LIB_ERROR, " getControlParamFailed");
+
+        params.LPF = convertHfLevel(roomHfLevel);
+
+        RETURN_VALUE_IF(LVREV_SUCCESS != LVREV_SetControlParameters(mInstance, &params),
+                        RetCode::ERROR_EFFECT_LIB_ERROR, " setControlParamFailed");
+    }
+    mRoomHfLevel = roomHfLevel;
+    return RetCode::SUCCESS;
+}
+
+RetCode ReverbContext::setEnvironmentalReverbDecayTime(int decayTime) {
+    if (decayTime < 0 || decayTime > lvm::kEnvReverbCap.maxDecayTimeMs) {
+        LOG(ERROR) << __func__ << " invalid decayTime: " << decayTime;
+        return RetCode::ERROR_ILLEGAL_PARAMETER;
+    }
+    int time = decayTime;
+    if (time > lvm::kMaxT60) {
+        time = lvm::kMaxT60;
+    }
+
+    // Update Control Parameter
+    LVREV_ControlParams_st params;
+    {
+        std::lock_guard lg(mMutex);
+        RETURN_VALUE_IF(LVREV_SUCCESS != LVREV_GetControlParameters(mInstance, &params),
+                        RetCode::ERROR_EFFECT_LIB_ERROR, " getControlParamFailed");
+
+        params.T60 = (LVM_UINT16)time;
+        mSamplesToExitCount = (params.T60 * mCommon.input.base.sampleRate) / 1000;
+
+        RETURN_VALUE_IF(LVREV_SUCCESS != LVREV_SetControlParameters(mInstance, &params),
+                        RetCode::ERROR_EFFECT_LIB_ERROR, " setControlParamFailed");
+    }
+    mDecayTime = time;
+    return RetCode::SUCCESS;
+}
+
+RetCode ReverbContext::setEnvironmentalReverbDecayHfRatio(int decayHfRatio) {
+    if (decayHfRatio < lvm::kEnvReverbCap.minDecayHfRatioPm ||
+        decayHfRatio > lvm::kEnvReverbCap.maxDecayHfRatioPm) {
+        LOG(ERROR) << __func__ << " invalid decayHfRatio: " << decayHfRatio;
+        return RetCode::ERROR_ILLEGAL_PARAMETER;
+    }
+
+    // Update Control Parameter
+    LVREV_ControlParams_st params;
+    {
+        std::lock_guard lg(mMutex);
+        RETURN_VALUE_IF(LVREV_SUCCESS != LVREV_GetControlParameters(mInstance, &params),
+                        RetCode::ERROR_EFFECT_LIB_ERROR, " getControlParamFailed");
+
+        params.Damping = (LVM_INT16)(decayHfRatio / 20);
+
+        RETURN_VALUE_IF(LVREV_SUCCESS != LVREV_SetControlParameters(mInstance, &params),
+                        RetCode::ERROR_EFFECT_LIB_ERROR, " setControlParamFailed");
+    }
+    mDecayHfRatio = decayHfRatio;
+    return RetCode::SUCCESS;
+}
+
+RetCode ReverbContext::setEnvironmentalReverbLevel(int level) {
+    if (level < lvm::kEnvReverbCap.minLevelMb || level > lvm::kEnvReverbCap.maxLevelMb) {
+        LOG(ERROR) << __func__ << " invalid level: " << level;
+        return RetCode::ERROR_ILLEGAL_PARAMETER;
+    }
+
+    // Update Control Parameter
+    LVREV_ControlParams_st params;
+    {
+        std::lock_guard lg(mMutex);
+        RETURN_VALUE_IF(LVREV_SUCCESS != LVREV_GetControlParameters(mInstance, &params),
+                        RetCode::ERROR_EFFECT_LIB_ERROR, " getControlParamFailed");
+
+        // Sum of room and reverb level controls
+        // needs to subtract max levels for both room level and level
+        int combinedLevel = (level + mRoomLevel) - lvm::kMaxReverbLevel;
+        params.Level = convertLevel(combinedLevel);
+
+        RETURN_VALUE_IF(LVREV_SUCCESS != LVREV_SetControlParameters(mInstance, &params),
+                        RetCode::ERROR_EFFECT_LIB_ERROR, " setControlParamFailed");
+    }
+    mLevel = level;
+    return RetCode::SUCCESS;
+}
+
+RetCode ReverbContext::setEnvironmentalReverbDelay(int delay) {
+    if (delay < 0 || delay > lvm::kEnvReverbCap.maxDelayMs) {
+        LOG(ERROR) << __func__ << " invalid delay: " << delay;
+        return RetCode::ERROR_ILLEGAL_PARAMETER;
+    }
+    mDelay = delay;
+    return RetCode::SUCCESS;
+}
+
+RetCode ReverbContext::setEnvironmentalReverbDiffusion(int diffusion) {
+    if (diffusion < 0 || diffusion > lvm::kEnvReverbCap.maxDiffusionPm) {
+        LOG(ERROR) << __func__ << " invalid diffusion: " << diffusion;
+        return RetCode::ERROR_ILLEGAL_PARAMETER;
+    }
+
+    // Update Control Parameter
+    LVREV_ControlParams_st params;
+    {
+        std::lock_guard lg(mMutex);
+        RETURN_VALUE_IF(LVREV_SUCCESS != LVREV_GetControlParameters(mInstance, &params),
+                        RetCode::ERROR_EFFECT_LIB_ERROR, " getControlParamFailed");
+
+        params.Density = (LVM_INT16)(diffusion / 10);
+
+        RETURN_VALUE_IF(LVREV_SUCCESS != LVREV_SetControlParameters(mInstance, &params),
+                        RetCode::ERROR_EFFECT_LIB_ERROR, " setControlParamFailed");
+    }
+    mDiffusion = diffusion;
+    return RetCode::SUCCESS;
+}
+
+RetCode ReverbContext::setEnvironmentalReverbDensity(int density) {
+    if (density < 0 || density > lvm::kEnvReverbCap.maxDensityPm) {
+        LOG(ERROR) << __func__ << " invalid density: " << density;
+        return RetCode::ERROR_ILLEGAL_PARAMETER;
+    }
+
+    // Update Control Parameter
+    LVREV_ControlParams_st params;
+    {
+        std::lock_guard lg(mMutex);
+        RETURN_VALUE_IF(LVREV_SUCCESS != LVREV_GetControlParameters(mInstance, &params),
+                        RetCode::ERROR_EFFECT_LIB_ERROR, " getControlParamFailed");
+
+        params.RoomSize = (LVM_INT16)(((density * 99) / 1000) + 1);
+
+        RETURN_VALUE_IF(LVREV_SUCCESS != LVREV_SetControlParameters(mInstance, &params),
+                        RetCode::ERROR_EFFECT_LIB_ERROR, " setControlParamFailed");
+    }
+    mDensity = density;
+    return RetCode::SUCCESS;
+}
+
+RetCode ReverbContext::setEnvironmentalReverbBypass(bool bypass) {
+    mBypass = bypass;
+    return RetCode::SUCCESS;
+}
+
+void ReverbContext::loadPreset() {
+    // TODO: add delay when early reflections are implemented
+    mPreset = mNextPreset;
+
+    if (mPreset != PresetReverb::Presets::NONE) {
+        const t_reverb_settings preset = mReverbPresets[mPreset];
+        setEnvironmentalReverbRoomLevel(preset.roomLevel);
+        setEnvironmentalReverbRoomHfLevel(preset.roomHFLevel);
+        setEnvironmentalReverbDecayTime(preset.decayTime);
+        setEnvironmentalReverbDecayHfRatio(preset.decayHFRatio);
+        setEnvironmentalReverbLevel(preset.reverbLevel);
+        // reverbDelay
+        setEnvironmentalReverbDiffusion(preset.diffusion);
+        setEnvironmentalReverbDensity(preset.density);
+    }
+}
+
+void ReverbContext::initControlParameter(LVREV_ControlParams_st& params) {
+    /* Set the initial process parameters */
+    /* General parameters */
+    params.OperatingMode = LVM_MODE_ON;
+    params.SampleRate = LVM_FS_44100;
+    params.SourceFormat = (::android::hardware::audio::common::getChannelCount(
+                                   mCommon.input.base.channelMask) == 1
+                                   ? LVM_MONO
+                                   : LVM_STEREO);
+
+    if (!isAuxiliary() && params.SourceFormat == LVM_MONO) {
+        params.SourceFormat = LVM_STEREO;
+    }
+
+    /* Reverb parameters */
+    params.Level = kDefaultLevel;
+    params.LPF = kDefaultLPF;
+    params.HPF = kDefaultHPF;
+    params.T60 = kDefaultDecayTime;
+    params.Density = kDefaultDensity;
+    params.Damping = kDefaultDamping;
+    params.RoomSize = kDefaultRoomSize;
+}
+
+/*
+ * Convert level from OpenSL ES format to LVM format
+ *
+ *  @param level : level to be applied
+ */
+
+int ReverbContext::convertLevel(int level) {
+    for (int i = 0; i < kLevelMapping.size(); i++) {
+        if (level <= kLevelMapping[i]) {
+            return i;
+        }
+    }
+    return kDefaultLevel;
+}
+
+/*
+ * Convert level HF from OpenSL ES format to LVM format
+ *
+ * @param hfLevel : level to be applied
+ */
+
+int16_t ReverbContext::convertHfLevel(int hfLevel) {
+    for (auto lpfPair : kLPFMapping) {
+        if (hfLevel <= lpfPair.roomHf) {
+            return lpfPair.lpf;
+        }
+    }
+    return kDefaultLPF;
+}
+
+IEffect::Status ReverbContext::lvmProcess(float* in, float* out, int samples) {
+    IEffect::Status status = {EX_NULL_POINTER, 0, 0};
+    RETURN_VALUE_IF(!in, status, "nullInput");
+    RETURN_VALUE_IF(!out, status, "nullOutput");
+    status = {EX_ILLEGAL_STATE, 0, 0};
+    int64_t inputFrameCount = getCommon().input.frameCount;
+    int64_t outputFrameCount = getCommon().output.frameCount;
+    RETURN_VALUE_IF(inputFrameCount != outputFrameCount, status, "FrameCountMismatch");
+    RETURN_VALUE_IF(0 == getInputFrameSize(), status, "zeroFrameSize");
+
+    LOG(DEBUG) << __func__ << " start processing";
+    std::lock_guard lg(mMutex);
+
+    int channels =
+            ::android::hardware::audio::common::getChannelCount(mCommon.input.base.channelMask);
+    int outChannels =
+            ::android::hardware::audio::common::getChannelCount(mCommon.output.base.channelMask);
+    int frameCount = mCommon.input.frameCount;
+
+    // Reverb only effects the stereo channels in multichannel source.
+    if (channels < 1 || channels > LVM_MAX_CHANNELS) {
+        LOG(ERROR) << __func__ << " process invalid PCM channels " << channels;
+        return status;
+    }
+
+    std::vector<float> inFrames(samples);
+    std::vector<float> outFrames(frameCount * FCC_2);
+
+    if (isPreset() && mNextPreset != mPreset) {
+        loadPreset();
+    }
+
+    if (isAuxiliary()) {
+        inFrames.assign(in, in + samples);
+    } else {
+        // mono input is duplicated
+        if (channels >= FCC_2) {
+            for (int i = 0; i < frameCount; i++) {
+                inFrames[FCC_2 * i] = in[channels * i] * kSendLevel;
+                inFrames[FCC_2 * i + 1] = in[channels * i + 1] * kSendLevel;
+            }
+        } else {
+            for (int i = 0; i < frameCount; i++) {
+                inFrames[FCC_2 * i] = inFrames[FCC_2 * i + 1] = in[i] * kSendLevel;
+            }
+        }
+    }
+
+    if (isPreset() && mPreset == PresetReverb::Presets::NONE) {
+        std::fill(outFrames.begin(), outFrames.end(), 0);  // always stereo here
+    } else {
+        if (!mEnabled && mSamplesToExitCount > 0) {
+            std::fill(outFrames.begin(), outFrames.end(), 0);
+            LOG(VERBOSE) << "Zeroing " << channels << " samples per frame at the end of call ";
+        }
+
+        /* Process the samples, producing a stereo output */
+        LVREV_ReturnStatus_en lvrevStatus =
+                LVREV_Process(mInstance,        /* Instance handle */
+                              inFrames.data(),  /* Input buffer */
+                              outFrames.data(), /* Output buffer */
+                              frameCount);      /* Number of samples to read */
+        if (lvrevStatus != LVREV_SUCCESS) {
+            LOG(ERROR) << __func__ << lvrevStatus;
+            return {EX_UNSUPPORTED_OPERATION, 0, 0};
+        }
+    }
+    // Convert to 16 bits
+    if (isAuxiliary()) {
+        // nothing to do here
+    } else {
+        if (channels >= FCC_2) {
+            for (int i = 0; i < frameCount; i++) {
+                // Mix with dry input
+                outFrames[FCC_2 * i] += in[channels * i];
+                outFrames[FCC_2 * i + 1] += in[channels * i + 1];
+            }
+        } else {
+            for (int i = 0; i < frameCount; i++) {
+                // Mix with dry input
+                outFrames[FCC_2 * i] += in[i];
+                outFrames[FCC_2 * i + 1] += in[i];
+            }
+        }
+
+        // apply volume with ramp if needed
+        if (mVolume != mPrevVolume && volumeMode == VOLUME_RAMP) {
+            float vl = mPrevVolume.left;
+            float incl = (mVolume.left - vl) / frameCount;
+            float vr = mPrevVolume.right;
+            float incr = (mVolume.right - vr) / frameCount;
+
+            for (int i = 0; i < frameCount; i++) {
+                outFrames[FCC_2 * i] *= vl;
+                outFrames[FCC_2 * i + 1] *= vr;
+
+                vl += incl;
+                vr += incr;
+            }
+            mPrevVolume = mVolume;
+        } else if (volumeMode != VOLUME_OFF) {
+            if (mVolume.left != kUnitVolume || mVolume.right != kUnitVolume) {
+                for (int i = 0; i < frameCount; i++) {
+                    outFrames[FCC_2 * i] *= mVolume.left;
+                    outFrames[FCC_2 * i + 1] *= mVolume.right;
+                }
+            }
+            mPrevVolume = mVolume;
+            volumeMode = VOLUME_RAMP;
+        }
+    }
+
+    bool accumulate = false;
+    if (outChannels > 2) {
+        // Accumulate if required
+        if (accumulate) {
+            for (int i = 0; i < frameCount; i++) {
+                out[outChannels * i] += outFrames[FCC_2 * i];
+                out[outChannels * i + 1] += outFrames[FCC_2 * i + 1];
+            }
+        } else {
+            for (int i = 0; i < frameCount; i++) {
+                out[outChannels * i] = outFrames[FCC_2 * i];
+                out[outChannels * i + 1] = outFrames[FCC_2 * i + 1];
+            }
+        }
+        if (!isAuxiliary()) {
+            for (int i = 0; i < frameCount; i++) {
+                // channels and outChannels are expected to be same.
+                for (int j = FCC_2; j < outChannels; j++) {
+                    out[outChannels * i + j] = in[outChannels * i + j];
+                }
+            }
+        }
+    } else {
+        if (accumulate) {
+            if (outChannels == FCC_1) {
+                for (int i = 0; i < frameCount; i++) {
+                    out[i] += ((outFrames[i * FCC_2] + outFrames[i * FCC_2 + 1]) * 0.5f);
+                }
+            } else {
+                for (int i = 0; i < frameCount * FCC_2; i++) {
+                    out[i] += outFrames[i];
+                }
+            }
+        } else {
+            if (outChannels == FCC_1) {
+                From2iToMono_Float(outFrames.data(), out, frameCount);
+            } else {
+                for (int i = 0; i < frameCount * FCC_2; i++) {
+                    out[i] = outFrames[i];
+                }
+            }
+        }
+    }
+
+    LOG(DEBUG) << __func__ << " done processing";
+
+    if (!mEnabled && mSamplesToExitCount > 0) {
+        // signed - unsigned will trigger integer overflow if result becomes negative.
+        mSamplesToExitCount -= samples;
+    }
+
+    return {STATUS_OK, samples, outChannels * frameCount};
+}
+
+}  // namespace aidl::android::hardware::audio::effect
diff --git a/media/libeffects/lvm/wrapper/Reverb/aidl/ReverbContext.h b/media/libeffects/lvm/wrapper/Reverb/aidl/ReverbContext.h
new file mode 100644
index 0000000..af49a25
--- /dev/null
+++ b/media/libeffects/lvm/wrapper/Reverb/aidl/ReverbContext.h
@@ -0,0 +1,174 @@
+/*
+ * Copyright (C) 2023 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-base/logging.h>
+#include <android-base/thread_annotations.h>
+#include <unordered_map>
+
+#include "ReverbTypes.h"
+#include "effect-impl/EffectContext.h"
+
+namespace aidl::android::hardware::audio::effect {
+
+enum VolumeMode {
+    VOLUME_OFF,
+    VOLUME_FLAT,
+    VOLUME_RAMP,
+};
+
+struct LPFPair {
+    int roomHf;
+    int lpf;
+};
+
+class ReverbContext final : public EffectContext {
+  public:
+    ReverbContext(int statusDepth, const Parameter::Common& common,
+                  const lvm::ReverbEffectType& type)
+        : EffectContext(statusDepth, common), mType(type) {
+        LOG(DEBUG) << __func__ << type;
+        init();
+    }
+    ~ReverbContext() override {
+        LOG(DEBUG) << __func__;
+        deInit();
+    }
+
+    RetCode init();
+    void deInit();
+
+    RetCode enable();
+    RetCode disable();
+
+    bool isAuxiliary();
+    bool isPreset();
+
+    RetCode setPresetReverbPreset(const PresetReverb::Presets& preset);
+    PresetReverb::Presets getPresetReverbPreset() const { return mNextPreset; }
+
+    RetCode setEnvironmentalReverbRoomLevel(int roomLevel);
+    int getEnvironmentalReverbRoomLevel() const { return mRoomLevel; }
+    RetCode setEnvironmentalReverbRoomHfLevel(int roomHfLevel);
+    int getEnvironmentalReverbRoomHfLevel() const { return mRoomHfLevel; }
+    RetCode setEnvironmentalReverbDecayTime(int decayTime);
+    int getEnvironmentalReverbDecayTime() const { return mDecayTime; }
+    RetCode setEnvironmentalReverbDecayHfRatio(int decayHfRatio);
+    int getEnvironmentalReverbDecayHfRatio() const { return mDecayHfRatio; }
+    RetCode setEnvironmentalReverbLevel(int level);
+    int getEnvironmentalReverbLevel() const { return mLevel; }
+    RetCode setEnvironmentalReverbDelay(int delay);
+    int getEnvironmentalReverbDelay() const { return mDelay; }
+    RetCode setEnvironmentalReverbDiffusion(int diffusion);
+    int getEnvironmentalReverbDiffusion() const { return mDiffusion; }
+    RetCode setEnvironmentalReverbDensity(int density);
+    int getEnvironmentalReverbDensity() const { return mDensity; }
+    RetCode setEnvironmentalReverbBypass(bool bypass);
+    bool getEnvironmentalReverbBypass() const { return mBypass; }
+
+    RetCode setVolumeStereo(const Parameter::VolumeStereo& volumeStereo) override;
+    Parameter::VolumeStereo getVolumeStereo() override { return mVolumeStereo; }
+
+    IEffect::Status lvmProcess(float* in, float* out, int samples);
+
+  private:
+    static constexpr inline float kUnitVolume = 1;
+    static constexpr inline float kSendLevel = 0.75f;
+    static constexpr inline int kDefaultLevel = 0;
+    static constexpr inline int kDefaultLPF = 23999;      /* Default low pass filter, in Hz */
+    static constexpr inline int kDefaultHPF = 50;         /* Default high pass filter, in Hz */
+    static constexpr inline int kDefaultDecayTime = 1490; /* Default Decay time, in ms */
+    static constexpr inline int kDefaultDensity = 100;    /* Default Echo density */
+    static constexpr inline int kDefaultDamping = 21;
+    static constexpr inline int kDefaultRoomSize = 100;
+
+    static inline const std::vector<LPFPair> kLPFMapping = {
+            // Limit range to 50 for LVREV parameter range
+            {-10000, 50}, {-5000, 50},  {-4000, 50},  {-3000, 158}, {-2000, 502}, {-1000, 1666},
+            {-900, 1897}, {-800, 2169}, {-700, 2496}, {-600, 2895}, {-500, 3400}, {-400, 4066},
+            {-300, 5011}, {-200, 6537}, {-100, 9826}, {-99, 9881},  {-98, 9937},  {-97, 9994},
+            {-96, 10052}, {-95, 10111}, {-94, 10171}, {-93, 10231}, {-92, 10293}, {-91, 10356},
+            {-90, 10419}, {-89, 10484}, {-88, 10549}, {-87, 10616}, {-86, 10684}, {-85, 10753},
+            {-84, 10823}, {-83, 10895}, {-82, 10968}, {-81, 11042}, {-80, 11117}, {-79, 11194},
+            {-78, 11272}, {-77, 11352}, {-76, 11433}, {-75, 11516}, {-74, 11600}, {-73, 11686},
+            {-72, 11774}, {-71, 11864}, {-70, 11955}, {-69, 12049}, {-68, 12144}, {-67, 12242},
+            {-66, 12341}, {-65, 12443}, {-64, 12548}, {-63, 12654}, {-62, 12763}, {-61, 12875},
+            {-60, 12990}, {-59, 13107}, {-58, 13227}, {-57, 13351}, {-56, 13477}, {-55, 13607},
+            {-54, 13741}, {-53, 13878}, {-52, 14019}, {-51, 14164}, {-50, 14313}, {-49, 14467},
+            {-48, 14626}, {-47, 14789}, {-46, 14958}, {-45, 15132}, {-44, 15312}, {-43, 15498},
+            {-42, 15691}, {-41, 15890}, {-40, 16097}, {-39, 16311}, {-38, 16534}, {-37, 16766},
+            {-36, 17007}, {-35, 17259}, {-34, 17521}, {-33, 17795}, {-32, 18081}, {-31, 18381},
+            {-30, 18696}, {-29, 19027}, {-28, 19375}, {-27, 19742}, {-26, 20129}, {-25, 20540},
+            {-24, 20976}, {-23, 21439}, {-22, 21934}, {-21, 22463}, {-20, 23031}, {-19, 23643},
+            {-18, 23999}};
+
+    static inline const std::vector<int> kLevelMapping = {
+            -12000, -4000, -3398, -3046, -2796, -2603, -2444, -2310, -2194, -2092, -2000, -1918,
+            -1842,  -1773, -1708, -1648, -1592, -1540, -1490, -1443, -1398, -1356, -1316, -1277,
+            -1240,  -1205, -1171, -1138, -1106, -1076, -1046, -1018, -990,  -963,  -938,  -912,
+            -888,   -864,  -841,  -818,  -796,  -775,  -754,  -734,  -714,  -694,  -675,  -656,
+            -638,   -620,  -603,  -585,  -568,  -552,  -536,  -520,  -504,  -489,  -474,  -459,
+            -444,   -430,  -416,  -402,  -388,  -375,  -361,  -348,  -335,  -323,  -310,  -298,
+            -286,   -274,  -262,  -250,  -239,  -228,  -216,  -205,  -194,  -184,  -173,  -162,
+            -152,   -142,  -132,  -121,  -112,  -102,  -92,   -82,   -73,   -64,   -54,   -45,
+            -36,    -27,   -18,   -9,    0};
+
+    static inline std::unordered_map<PresetReverb::Presets, t_reverb_settings> mReverbPresets = {
+            {PresetReverb::Presets::NONE, {0, 0, 0, 0, 0, 0, 0, 0, 0, 0}},
+            {PresetReverb::Presets::SMALLROOM,
+             {-400, -600, 1100, 830, -400, 5, 500, 10, 1000, 1000}},
+            {PresetReverb::Presets::MEDIUMROOM,
+             {-400, -600, 1300, 830, -1000, 20, -200, 20, 1000, 1000}},
+            {PresetReverb::Presets::LARGEROOM,
+             {-400, -600, 1500, 830, -1600, 5, -1000, 40, 1000, 1000}},
+            {PresetReverb::Presets::MEDIUMHALL,
+             {-400, -600, 1800, 700, -1300, 15, -800, 30, 1000, 1000}},
+            {PresetReverb::Presets::LARGEHALL,
+             {-400, -600, 1800, 700, -2000, 30, -1400, 60, 1000, 1000}},
+            {PresetReverb::Presets::PLATE, {-400, -200, 1300, 900, 0, 2, 0, 10, 1000, 750}}};
+
+    std::mutex mMutex;
+    const lvm::ReverbEffectType mType;
+    bool mEnabled = false;
+    LVREV_Handle_t mInstance GUARDED_BY(mMutex);
+
+    int mRoomLevel;
+    int mRoomHfLevel;
+    int mDecayTime;
+    int mDecayHfRatio;
+    int mLevel;
+    int mDelay;
+    int mDiffusion;
+    int mDensity;
+    bool mBypass;
+
+    PresetReverb::Presets mPreset;
+    PresetReverb::Presets mNextPreset;
+
+    int mSamplesToExitCount;
+
+    Parameter::VolumeStereo mVolume;
+    Parameter::VolumeStereo mPrevVolume;
+    VolumeMode volumeMode;
+
+    void initControlParameter(LVREV_ControlParams_st& params);
+    int16_t convertHfLevel(int hfLevel);
+    int convertLevel(int level);
+    void loadPreset();
+};
+
+}  // namespace aidl::android::hardware::audio::effect
diff --git a/media/libeffects/lvm/wrapper/Reverb/aidl/ReverbTypes.h b/media/libeffects/lvm/wrapper/Reverb/aidl/ReverbTypes.h
new file mode 100644
index 0000000..e37602c
--- /dev/null
+++ b/media/libeffects/lvm/wrapper/Reverb/aidl/ReverbTypes.h
@@ -0,0 +1,150 @@
+/*
+ * Copyright (C) 2023 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 <aidl/android/hardware/audio/effect/BnEffect.h>
+#include <android/binder_enums.h>
+#include <audio_effects/effect_environmentalreverb.h>
+#include <audio_effects/effect_presetreverb.h>
+#include "effect-impl/EffectUUID.h"
+// from Reverb/lib
+#include "LVREV.h"
+
+namespace aidl::android::hardware::audio::effect {
+namespace lvm {
+
+constexpr inline int kMaxCallSize = 256;
+constexpr inline int kMinLevel = -6000;
+constexpr inline int kMaxT60 = 7000; /* Maximum decay time */
+constexpr inline int kMaxReverbLevel = 2000;
+constexpr inline int kMaxFrameSize = 2560;
+constexpr inline int kCpuLoadARM9E = 470;                      // Expressed in 0.1 MIPS
+constexpr inline int kMemUsage = (71 + (kMaxFrameSize >> 7));  // Expressed in kB
+
+static const EnvironmentalReverb::Capability kEnvReverbCap = {.minRoomLevelMb = lvm::kMinLevel,
+                                                              .maxRoomLevelMb = 0,
+                                                              .minRoomHfLevelMb = -4000,
+                                                              .maxRoomHfLevelMb = 0,
+                                                              .maxDecayTimeMs = lvm::kMaxT60,
+                                                              .minDecayHfRatioPm = 100,
+                                                              .maxDecayHfRatioPm = 2000,
+                                                              .minLevelMb = lvm::kMinLevel,
+                                                              .maxLevelMb = 0,
+                                                              .maxDelayMs = 65,
+                                                              .maxDiffusionPm = 1000,
+                                                              .maxDensityPm = 1000};
+
+// NXP SW auxiliary environmental reverb
+static const std::string kAuxEnvReverbEffectName = "Auxiliary Environmental Reverb";
+static const Descriptor kAuxEnvReverbDesc = {
+        .common = {.id = {.type = kEnvReverbTypeUUID,
+                          .uuid = kAuxEnvReverbImplUUID,
+                          .proxy = std::nullopt},
+                   .flags = {.type = Flags::Type::AUXILIARY},
+                   .cpuLoad = kCpuLoadARM9E,
+                   .memoryUsage = kMemUsage,
+                   .name = kAuxEnvReverbEffectName,
+                   .implementor = "NXP Software Ltd."},
+        .capability = Capability::make<Capability::environmentalReverb>(kEnvReverbCap)};
+
+// NXP SW insert environmental reverb
+static const std::string kInsertEnvReverbEffectName = "Insert Environmental Reverb";
+static const Descriptor kInsertEnvReverbDesc = {
+        .common = {.id = {.type = kEnvReverbTypeUUID,
+                          .uuid = kInsertEnvReverbImplUUID,
+                          .proxy = std::nullopt},
+                   .flags = {.type = Flags::Type::INSERT,
+                             .insert = Flags::Insert::FIRST,
+                             .volume = Flags::Volume::CTRL},
+                   .cpuLoad = kCpuLoadARM9E,
+                   .memoryUsage = kMemUsage,
+                   .name = kInsertEnvReverbEffectName,
+                   .implementor = "NXP Software Ltd."},
+        .capability = Capability::make<Capability::environmentalReverb>(kEnvReverbCap)};
+
+static const std::vector<PresetReverb::Presets> kSupportedPresets{
+        ndk::enum_range<PresetReverb::Presets>().begin(),
+        ndk::enum_range<PresetReverb::Presets>().end()};
+static const PresetReverb::Capability kPresetReverbCap = {.supportedPresets = kSupportedPresets};
+
+// NXP SW auxiliary preset reverb
+static const std::string kAuxPresetReverbEffectName = "Auxiliary Preset Reverb";
+static const Descriptor kAuxPresetReverbDesc = {
+        .common = {.id = {.type = kPresetReverbTypeUUID,
+                          .uuid = kAuxPresetReverbImplUUID,
+                          .proxy = std::nullopt},
+                   .flags = {.type = Flags::Type::AUXILIARY},
+                   .cpuLoad = kCpuLoadARM9E,
+                   .memoryUsage = kMemUsage,
+                   .name = kAuxPresetReverbEffectName,
+                   .implementor = "NXP Software Ltd."},
+        .capability = Capability::make<Capability::presetReverb>(kPresetReverbCap)};
+
+// NXP SW insert preset reverb
+static const std::string kInsertPresetReverbEffectName = "Insert Preset Reverb";
+static const Descriptor kInsertPresetReverbDesc = {
+        .common = {.id = {.type = kPresetReverbTypeUUID,
+                          .uuid = kInsertPresetReverbImplUUID,
+                          .proxy = std::nullopt},
+                   .flags = {.type = Flags::Type::INSERT,
+                             .insert = Flags::Insert::FIRST,
+                             .volume = Flags::Volume::CTRL},
+                   .cpuLoad = kCpuLoadARM9E,
+                   .memoryUsage = kMemUsage,
+                   .name = kInsertPresetReverbEffectName,
+                   .implementor = "NXP Software Ltd."},
+        .capability = Capability::make<Capability::presetReverb>(kPresetReverbCap)};
+
+enum class ReverbEffectType {
+    AUX_ENV,
+    INSERT_ENV,
+    AUX_PRESET,
+    INSERT_PRESET,
+};
+
+inline std::ostream& operator<<(std::ostream& out, const ReverbEffectType& type) {
+    switch (type) {
+        case ReverbEffectType::AUX_ENV:
+            return out << kAuxEnvReverbEffectName;
+        case ReverbEffectType::INSERT_ENV:
+            return out << kInsertEnvReverbEffectName;
+        case ReverbEffectType::AUX_PRESET:
+            return out << kAuxPresetReverbEffectName;
+        case ReverbEffectType::INSERT_PRESET:
+            return out << kInsertPresetReverbEffectName;
+    }
+    return out << "EnumReverbEffectTypeError";
+}
+
+inline std::ostream& operator<<(std::ostream& out, const LVREV_ReturnStatus_en& status) {
+    switch (status) {
+        case LVREV_SUCCESS:
+            return out << "LVREV_SUCCESS";
+        case LVREV_NULLADDRESS:
+            return out << "LVREV_NULLADDRESS";
+        case LVREV_OUTOFRANGE:
+            return out << "LVREV_OUTOFRANGE";
+        case LVREV_INVALIDNUMSAMPLES:
+            return out << "LVREV_INVALIDNUMSAMPLES";
+        case LVREV_RETURNSTATUS_DUMMY:
+            return out << "LVREV_RETURNSTATUS_DUMMY";
+    }
+    return out << "EnumLvrevRetStatusError";
+}
+
+}  // namespace lvm
+}  // namespace aidl::android::hardware::audio::effect
diff --git a/media/libmediaplayerservice/nuplayer/NuPlayerDrm.cpp b/media/libmediaplayerservice/nuplayer/NuPlayerDrm.cpp
index 5e29b3f..a964d4f 100644
--- a/media/libmediaplayerservice/nuplayer/NuPlayerDrm.cpp
+++ b/media/libmediaplayerservice/nuplayer/NuPlayerDrm.cpp
@@ -22,14 +22,13 @@
 #include <mediadrm/DrmUtils.h>
 #include <utils/Log.h>
 
-
 namespace android {
 
 // static helpers - internal
 
 sp<IDrm> NuPlayerDrm::CreateDrm(status_t *pstatus)
 {
-    return DrmUtils::MakeDrm(pstatus);
+    return DrmUtils::MakeDrm(IDRM_NUPLAYER, pstatus);
 }
 
 sp<ICrypto> NuPlayerDrm::createCrypto(status_t *pstatus)
diff --git a/media/libstagefright/Android.bp b/media/libstagefright/Android.bp
index 8c469df..ccd3a54 100644
--- a/media/libstagefright/Android.bp
+++ b/media/libstagefright/Android.bp
@@ -155,6 +155,7 @@
         "libEGL",
         "libGLESv1_CM",
         "libGLESv2",
+        "libvulkan",
         "libgui",
         "liblog",
         "libprocessgroup",
diff --git a/media/libstagefright/OggWriter.cpp b/media/libstagefright/OggWriter.cpp
index d2a65d0..cff37a3 100644
--- a/media/libstagefright/OggWriter.cpp
+++ b/media/libstagefright/OggWriter.cpp
@@ -96,6 +96,7 @@
         return ERROR_UNSUPPORTED;
     }
 
+    // NOLINTNEXTLINE(clang-analyzer-unix.MallocSizeof)
     mOs = (OggStreamState*) malloc(sizeof(ogg_stream_state));
     if (ogg_stream_init((ogg_stream_state*)mOs, rand()) == -1) {
         ALOGE("ogg stream init failed");
diff --git a/media/libstagefright/renderfright/Android.bp b/media/libstagefright/renderfright/Android.bp
index 3c00a1c..3598e8d 100644
--- a/media/libstagefright/renderfright/Android.bp
+++ b/media/libstagefright/renderfright/Android.bp
@@ -32,6 +32,7 @@
         "libEGL",
         "libGLESv1_CM",
         "libGLESv2",
+        "libvulkan",
         "liblog",
         "libnativewindow",
         "libprocessgroup",
diff --git a/media/ndk/NdkMediaDrm.cpp b/media/ndk/NdkMediaDrm.cpp
index f4674de..5005365 100644
--- a/media/ndk/NdkMediaDrm.cpp
+++ b/media/ndk/NdkMediaDrm.cpp
@@ -253,7 +253,7 @@
 }
 
 static sp<IDrm> CreateDrm() {
-    return DrmUtils::MakeDrm();
+    return DrmUtils::MakeDrm(IDRM_NDK);
 }
 
 
diff --git a/media/ndk/include/media/NdkMediaDrm.h b/media/ndk/include/media/NdkMediaDrm.h
index 4eca3d7..8044140 100644
--- a/media/ndk/include/media/NdkMediaDrm.h
+++ b/media/ndk/include/media/NdkMediaDrm.h
@@ -261,8 +261,8 @@
 /**
  * Open a new session with the MediaDrm object.  A session ID is returned.
  *
- * Returns MEDIADRM_NOT_PROVISIONED_ERROR if provisioning is needed.
- * Returns MEDIADRM_RESOURCE_BUSY_ERROR if required resources are in use.
+ * Returns AMEDIA_DRM_NOT_PROVISIONED if provisioning is needed.
+ * Returns AMEDIA_DRM_RESOURCE_BUSY if required resources are in use.
  *
  * Available since API level 21.
  */
@@ -327,7 +327,7 @@
  *   2. keyRequestSize will be set to the size of the request
  *   If this does not return AMEDIA_OK, value of these parameters should not be used.
  *
- * Returns MEDIADRM_NOT_PROVISIONED_ERROR if reprovisioning is needed, due to a
+ * Returns AMEDIA_DRM_NOT_PROVISIONED if reprovisioning is needed, due to a
  * problem with the device certificate.
  *
  * Available since API level 21.
@@ -390,7 +390,7 @@
  *   4. keyRequestType will be set to the key request type. Passing in NULL means
 *       you don't need it to be reported.
  *
- * Returns MEDIADRM_NOT_PROVISIONED_ERROR if reprovisioning is needed, due to a
+ * Returns AMEDIA_DRM_NOT_PROVISIONED if reprovisioning is needed, due to a
  * problem with the device certificate.
  *
  * Available since API level 33.
@@ -457,7 +457,7 @@
  * On entry, numPairs should be set by the caller to the maximum number of pairs
  * that can be returned (the size of the array).  On exit, numPairs will be set
  * to the number of entries written to the array.  If the number of {key, value} pairs
- * to be returned is greater than *numPairs, MEDIADRM_SHORT_BUFFER will be returned
+ * to be returned is greater than *numPairs, AMEDIA_DRM_SHORT_BUFFER will be returned
  * and numPairs will be set to the number of pairs available.
  *
  * Available since API level 21.
@@ -495,7 +495,7 @@
  *   DRM engine plugin.
  * responseSize is the length of the provisioning response in bytes.
  *
- * Returns MEDIADRM_DEVICE_REVOKED_ERROR if the response indicates that the
+ * Returns AMEDIA_DRM_DEVICE_REVOKED if the response indicates that the
  * server rejected the request
  *
  * Available since API level 21.
@@ -522,7 +522,7 @@
  * numSecureStops is set by the caller to the maximum number of secure stops to
  * return.  On exit, *numSecureStops will be set to the number actually returned.
  * If *numSecureStops is too small for the number of secure stops available,
- * MEDIADRM_SHORT_BUFFER will be returned and *numSecureStops will be set to the
+ * AMEDIA_DRM_SHORT_BUFFER will be returned and *numSecureStops will be set to the
  * number required.
  *
  * Available since API level 21.
@@ -657,7 +657,7 @@
  * Generate a signature using the specified macAlgorithm over the message data
  * referenced by message of size messageSize and store the signature in the
  * buffer referenced signature of max size *signatureSize.  If the buffer is not
- * large enough to hold the signature, MEDIADRM_SHORT_BUFFER is returned and
+ * large enough to hold the signature, AMEDIA_DRM_SHORT_BUFFER is returned and
  * *signatureSize is set to the buffer size required.  The key to use is identified
  * by the 16 byte keyId.  The key must have been loaded into the session using
  * provideKeyResponse.
@@ -670,7 +670,7 @@
 
 /*
  * Perform a signature verification using the specified macAlgorithm over the message
- * data referenced by the message parameter of size messageSize. Returns MEDIADRM_OK
+ * data referenced by the message parameter of size messageSize. Returns AMEDIA_OK
  * if the signature matches, otherwise MEDAIDRM_VERIFY_FAILED is returned. The key to
  * use is identified by the 16 byte keyId.  The key must have been loaded into the
  * session using provideKeyResponse.
diff --git a/media/utils/TimeCheck.cpp b/media/utils/TimeCheck.cpp
index 6823f4f..65b2c52 100644
--- a/media/utils/TimeCheck.cpp
+++ b/media/utils/TimeCheck.cpp
@@ -283,7 +283,7 @@
 }
 
 // Automatically create a TimeCheck class for a class and method.
-// This is used for Audio HIDL support.
+// This is used for Audio HAL support.
 mediautils::TimeCheck makeTimeCheckStatsForClassMethod(
         std::string_view className, std::string_view methodName) {
     std::shared_ptr<MethodStatistics<std::string>> statistics =
diff --git a/media/utils/fuzzers/ServiceUtilitiesFuzz.cpp b/media/utils/fuzzers/ServiceUtilitiesFuzz.cpp
index 51e8d7a..15f043a 100644
--- a/media/utils/fuzzers/ServiceUtilitiesFuzz.cpp
+++ b/media/utils/fuzzers/ServiceUtilitiesFuzz.cpp
@@ -25,6 +25,7 @@
 
 static constexpr int kMaxOperations = 50;
 static constexpr int kMaxStringLen = 256;
+static constexpr int kMaxSpaces = 1000;
 
 using android::content::AttributionSourceState;
 
@@ -35,7 +36,9 @@
             pm.allowPlaybackCapture(uid);
         },
         [](FuzzedDataProvider* data_provider, android::MediaPackageManager pm) -> void {
-            int spaces = data_provider->ConsumeIntegral<int>();
+           /* The large value of spaces was taking time in file write operation.
+            * Limited spaces values in range to avoid timeout.*/
+            int spaces = data_provider->ConsumeIntegralInRange<int>(0, kMaxSpaces);
 
             // Dump everything into /dev/null
             int fd = open("/dev/null", O_WRONLY);
diff --git a/media/utils/include/mediautils/TimeCheck.h b/media/utils/include/mediautils/TimeCheck.h
index bdb5337..0823669 100644
--- a/media/utils/include/mediautils/TimeCheck.h
+++ b/media/utils/include/mediautils/TimeCheck.h
@@ -148,4 +148,9 @@
 TimeCheck makeTimeCheckStatsForClassMethod(
         std::string_view className, std::string_view methodName);
 
+// A handy statement-like macro to put at the beginning of almost every method
+// which calls into HAL. Note that it requires the class to implement 'getClassName'.
+#define TIME_CHECK() auto timeCheck = \
+            mediautils::makeTimeCheckStatsForClassMethod(getClassName(), __func__)
+
 }  // namespace android::mediautils
diff --git a/services/audioflinger/AudioFlinger.cpp b/services/audioflinger/AudioFlinger.cpp
index 5b49e70..e4c4107 100644
--- a/services/audioflinger/AudioFlinger.cpp
+++ b/services/audioflinger/AudioFlinger.cpp
@@ -231,7 +231,9 @@
 BINDER_METHOD_ENTRY(setDeviceConnectedState) \
 BINDER_METHOD_ENTRY(setRequestedLatencyMode) \
 BINDER_METHOD_ENTRY(getSupportedLatencyModes) \
-
+BINDER_METHOD_ENTRY(setBluetoothVariableLatencyEnabled) \
+BINDER_METHOD_ENTRY(isBluetoothVariableLatencyEnabled) \
+BINDER_METHOD_ENTRY(supportsBluetoothVariableLatency) \
 
 // singleton for Binder Method Statistics for IAudioFlinger
 static auto& getIAudioFlingerStatistics() {
@@ -326,7 +328,8 @@
       mGlobalEffectEnableTime(0),
       mPatchPanel(this),
       mDeviceEffectManager(this),
-      mSystemReady(false)
+      mSystemReady(false),
+      mBluetoothLatencyModesEnabled(true)
 {
     // Move the audio session unique ID generator start base as time passes to limit risk of
     // generating the same ID again after an audioserver restart.
@@ -1615,6 +1618,44 @@
     return thread->getSupportedLatencyModes(modes);
 }
 
+status_t AudioFlinger::setBluetoothVariableLatencyEnabled(bool enabled) {
+    Mutex::Autolock _l(mLock);
+    status_t status = INVALID_OPERATION;
+    for (size_t i = 0; i < mPlaybackThreads.size(); i++) {
+        // Success if at least one PlaybackThread supports Bluetooth latency modes
+        if (mPlaybackThreads.valueAt(i)->setBluetoothVariableLatencyEnabled(enabled) == NO_ERROR) {
+            status = NO_ERROR;
+        }
+    }
+    if (status == NO_ERROR) {
+        mBluetoothLatencyModesEnabled.store(enabled);
+    }
+    return status;
+}
+
+status_t AudioFlinger::isBluetoothVariableLatencyEnabled(bool *enabled) {
+    if (enabled == nullptr) {
+        return BAD_VALUE;
+    }
+    *enabled = mBluetoothLatencyModesEnabled.load();
+    return NO_ERROR;
+}
+
+status_t AudioFlinger::supportsBluetoothVariableLatency(bool* support) {
+    if (support == nullptr) {
+        return BAD_VALUE;
+    }
+    Mutex::Autolock _l(mLock);
+    *support = false;
+    for (size_t i = 0; i < mAudioHwDevs.size(); i++) {
+        if (mAudioHwDevs.valueAt(i)->supportsBluetoothVariableLatency()) {
+             *support = true;
+             break;
+        }
+    }
+    return NO_ERROR;
+}
+
 status_t AudioFlinger::setStreamMute(audio_stream_type_t stream, bool muted)
 {
     // check calling permissions
@@ -2515,6 +2556,13 @@
         flags = static_cast<AudioHwDevice::Flags>(flags | AudioHwDevice::AHWD_IS_INSERT);
     }
 
+
+    if (bool supports = false;
+            dev->supportsBluetoothVariableLatency(&supports) == NO_ERROR && supports) {
+        flags = static_cast<AudioHwDevice::Flags>(flags |
+                AudioHwDevice::AHWD_SUPPORTS_BT_LATENCY_MODES);
+    }
+
     audio_module_handle_t handle = (audio_module_handle_t) nextUniqueId(AUDIO_UNIQUE_ID_USE_MODULE);
     AudioHwDevice *audioDevice = new AudioHwDevice(handle, name, dev, flags);
     if (strcmp(name, AUDIO_HARDWARE_MODULE_ID_PRIMARY) == 0) {
@@ -2728,14 +2776,15 @@
     status_t status = INVALID_OPERATION;
 
     for (size_t i = 0; i < mAudioHwDevs.size(); i++) {
-        std::vector<media::MicrophoneInfo> mics;
+        std::vector<audio_microphone_characteristic_t> mics;
         AudioHwDevice *dev = mAudioHwDevs.valueAt(i);
         mHardwareStatus = AUDIO_HW_GET_MICROPHONES;
         status_t devStatus = dev->hwDevice()->getMicrophones(&mics);
         mHardwareStatus = AUDIO_HW_IDLE;
         if (devStatus == NO_ERROR) {
-            microphones->insert(microphones->begin(), mics.begin(), mics.end());
             // report success if at least one HW module supports the function.
+            std::transform(mics.begin(), mics.end(), std::back_inserter(*microphones),
+                           [](auto& mic) { return media::MicrophoneInfo(mic); });
             status = NO_ERROR;
         }
     }
@@ -2865,6 +2914,7 @@
             if (thread->isMsdDevice()) {
                 thread->setDownStreamPatch(&patch);
             }
+            thread->setBluetoothVariableLatencyEnabled(mBluetoothLatencyModesEnabled.load());
             return thread;
         }
     }
@@ -4560,7 +4610,10 @@
         case TransactionCode::SYSTEM_READY:
         case TransactionCode::SET_AUDIO_HAL_PIDS:
         case TransactionCode::SET_VIBRATOR_INFOS:
-        case TransactionCode::UPDATE_SECONDARY_OUTPUTS: {
+        case TransactionCode::UPDATE_SECONDARY_OUTPUTS:
+        case TransactionCode::SET_BLUETOOTH_VARIABLE_LATENCY_ENABLED:
+        case TransactionCode::IS_BLUETOOTH_VARIABLE_LATENCY_ENABLED:
+        case TransactionCode::SUPPORTS_BLUETOOTH_VARIABLE_LATENCY: {
             if (!isServiceUid(IPCThreadState::self()->getCallingUid())) {
                 ALOGW("%s: transaction %d received from PID %d unauthorized UID %d",
                       __func__, code, IPCThreadState::self()->getCallingPid(),
diff --git a/services/audioflinger/AudioFlinger.h b/services/audioflinger/AudioFlinger.h
index 7b9b44a..cb303cf 100644
--- a/services/audioflinger/AudioFlinger.h
+++ b/services/audioflinger/AudioFlinger.h
@@ -299,6 +299,12 @@
     virtual status_t getSupportedLatencyModes(audio_io_handle_t output,
             std::vector<audio_latency_mode_t>* modes);
 
+    virtual status_t setBluetoothVariableLatencyEnabled(bool enabled);
+
+    virtual status_t isBluetoothVariableLatencyEnabled(bool* enabled);
+
+    virtual status_t supportsBluetoothVariableLatency(bool* support);
+
     status_t onTransactWrapper(TransactionCode code, const Parcel& data, uint32_t flags,
         const std::function<status_t()>& delegate) override;
 
@@ -1031,6 +1037,9 @@
              std::vector<media::audio::common::AudioMMapPolicyInfo>> mPolicyInfos;
     int32_t mAAudioBurstsPerBuffer = 0;
     int32_t mAAudioHwBurstMinMicros = 0;
+
+    // Bluetooth Variable latency control logic is enabled or disabled
+    std::atomic_bool mBluetoothLatencyModesEnabled;
 };
 
 #undef INCLUDING_FROM_AUDIOFLINGER_H
diff --git a/services/audioflinger/AudioHwDevice.h b/services/audioflinger/AudioHwDevice.h
index 8c5d239..1749f3f 100644
--- a/services/audioflinger/AudioHwDevice.h
+++ b/services/audioflinger/AudioHwDevice.h
@@ -40,6 +40,8 @@
         // Means that this isn't a terminal module, and software patches
         // are used to transport audio data further.
         AHWD_IS_INSERT              = 0x4,
+        // This Module supports BT Latency mode control
+        AHWD_SUPPORTS_BT_LATENCY_MODES = 0x8,
     };
 
     AudioHwDevice(audio_module_handle_t handle,
@@ -64,6 +66,10 @@
         return (0 != (mFlags & AHWD_IS_INSERT));
     }
 
+    bool supportsBluetoothVariableLatency() const {
+        return (0 != (mFlags & AHWD_SUPPORTS_BT_LATENCY_MODES));
+    }
+
     audio_module_handle_t handle() const { return mHandle; }
     const char *moduleName() const { return mModuleName; }
     sp<DeviceHalInterface> hwDevice() const { return mHwDevice; }
diff --git a/services/audioflinger/Threads.cpp b/services/audioflinger/Threads.cpp
index a4c1832..c0e612d 100644
--- a/services/audioflinger/Threads.cpp
+++ b/services/audioflinger/Threads.cpp
@@ -2063,7 +2063,8 @@
         mHwSupportsPause(false), mHwPaused(false), mFlushPending(false),
         mLeftVolFloat(-1.0), mRightVolFloat(-1.0),
         mDownStreamPatch{},
-        mIsTimestampAdvancing(kMinimumTimeBetweenTimestampChecksNs)
+        mIsTimestampAdvancing(kMinimumTimeBetweenTimestampChecksNs),
+        mBluetoothLatencyModesEnabled(true)
 {
     snprintf(mThreadName, kThreadNameLength, "AudioOut_%X", id);
     mNBLogWriter = audioFlinger->newWriter_l(kLogSize, mThreadName);
@@ -2908,7 +2909,14 @@
 void AudioFlinger::PlaybackThread::onCodecFormatChanged(
         const std::basic_string<uint8_t>& metadataBs)
 {
-    std::thread([this, metadataBs]() {
+    wp<AudioFlinger::PlaybackThread> weakPointerThis = this;
+    std::thread([this, metadataBs, weakPointerThis]() {
+            sp<AudioFlinger::PlaybackThread> playbackThread = weakPointerThis.promote();
+            if (playbackThread == nullptr) {
+                ALOGW("PlaybackThread was destroyed, skip codec format change event");
+                return;
+            }
+
             audio_utils::metadata::Data metadata =
                     audio_utils::metadata::dataFromByteString(metadataBs);
             if (metadata.empty()) {
@@ -7434,6 +7442,15 @@
     return NO_ERROR;
 }
 
+status_t AudioFlinger::PlaybackThread::setBluetoothVariableLatencyEnabled(bool enabled) {
+    if (mOutput == nullptr || mOutput->audioHwDev == nullptr
+            || !mOutput->audioHwDev->supportsBluetoothVariableLatency()) {
+        return INVALID_OPERATION;
+    }
+    mBluetoothLatencyModesEnabled.store(enabled);
+    return NO_ERROR;
+}
+
 void AudioFlinger::SpatializerThread::checkOutputStageEffects()
 {
     bool hasVirtualizer = false;
diff --git a/services/audioflinger/Threads.h b/services/audioflinger/Threads.h
index c616de9..bb42f22 100644
--- a/services/audioflinger/Threads.h
+++ b/services/audioflinger/Threads.h
@@ -1086,6 +1086,8 @@
                     return INVALID_OPERATION;
                 }
 
+    virtual     status_t setBluetoothVariableLatencyEnabled(bool enabled);
+
 protected:
     // updated by readOutputParameters_l()
     size_t                          mNormalFrameCount;  // normal mixer and effects
@@ -1436,6 +1438,9 @@
     virtual     void flushHw_l() {
                     mIsTimestampAdvancing.clear();
                 }
+
+        // Bluetooth Variable latency control logic is enabled or disabled for this thread
+        std::atomic_bool mBluetoothLatencyModesEnabled;
 };
 
 class MixerThread : public PlaybackThread {