diff --git a/audio/aidl/default/Android.bp b/audio/aidl/default/Android.bp
index 93362c6..ea00dcb 100644
--- a/audio/aidl/default/Android.bp
+++ b/audio/aidl/default/Android.bp
@@ -54,12 +54,13 @@
     ],
 }
 
-cc_library_static {
+cc_library {
     name: "libaudioserviceexampleimpl",
     defaults: [
         "aidlaudioservice_defaults",
         "latest_android_media_audio_common_types_ndk_shared",
         "latest_android_hardware_audio_core_ndk_shared",
+        "latest_android_hardware_audio_core_sounddose_ndk_shared",
     ],
     export_include_dirs: ["include"],
     srcs: [
diff --git a/automotive/can/1.0/default/libc++fs/src/filesystem/directory_iterator.cpp b/automotive/can/1.0/default/libc++fs/src/filesystem/directory_iterator.cpp
index 624538b..37c863b 100644
--- a/automotive/can/1.0/default/libc++fs/src/filesystem/directory_iterator.cpp
+++ b/automotive/can/1.0/default/libc++fs/src/filesystem/directory_iterator.cpp
@@ -169,8 +169,8 @@
   __dir_stream& operator=(const __dir_stream&) = delete;
 
   __dir_stream(__dir_stream&& other) noexcept : __stream_(other.__stream_),
-                                                __root_(move(other.__root_)),
-                                                __entry_(move(other.__entry_)) {
+                                                __root_(std::move(other.__root_)),
+                                                __entry_(std::move(other.__entry_)) {
     other.__stream_ = nullptr;
   }
 
@@ -252,7 +252,7 @@
 
   error_code m_ec;
   if (!__imp_->advance(m_ec)) {
-    path root = move(__imp_->__root_);
+    path root = std::move(__imp_->__root_);
     __imp_.reset();
     if (m_ec)
       err.report(m_ec, "at root \"%s\"", root);
@@ -286,7 +286,7 @@
 
   __imp_ = make_shared<__shared_imp>();
   __imp_->__options_ = opt;
-  __imp_->__stack_.push(move(new_s));
+  __imp_->__stack_.push(std::move(new_s));
 }
 
 void recursive_directory_iterator::__pop(error_code* ec) {
@@ -340,7 +340,7 @@
   }
 
   if (m_ec) {
-    path root = move(stack.top().__root_);
+    path root = std::move(stack.top().__root_);
     __imp_.reset();
     err.report(m_ec, "at root \"%s\"", root);
   } else {
@@ -374,7 +374,7 @@
   if (!skip_rec) {
     __dir_stream new_it(curr_it.__entry_.path(), __imp_->__options_, m_ec);
     if (new_it.good()) {
-      __imp_->__stack_.push(move(new_it));
+      __imp_->__stack_.push(std::move(new_it));
       return true;
     }
   }
@@ -385,7 +385,7 @@
       if (ec)
         ec->clear();
     } else {
-      path at_ent = move(curr_it.__entry_.__p_);
+      path at_ent = std::move(curr_it.__entry_.__p_);
       __imp_.reset();
       err.report(m_ec, "attempting recursion into \"%s\"", at_ent);
     }
diff --git a/bluetooth/1.0/vts/functional/VtsHalBluetoothV1_0TargetTest.cpp b/bluetooth/1.0/vts/functional/VtsHalBluetoothV1_0TargetTest.cpp
index 8ea1ddd..9451087 100644
--- a/bluetooth/1.0/vts/functional/VtsHalBluetoothV1_0TargetTest.cpp
+++ b/bluetooth/1.0/vts/functional/VtsHalBluetoothV1_0TargetTest.cpp
@@ -516,12 +516,15 @@
 // Return the number of completed packets reported by the controller.
 int BluetoothHidlTest::wait_for_completed_packets_event(uint16_t handle) {
   int packets_processed = 0;
-  wait_for_event(false);
-  if (event_queue.size() == 0) {
-    ALOGW("%s: WaitForCallback timed out.", __func__);
-    return packets_processed;
-  }
-  while (event_queue.size() > 0) {
+  while (true) {
+    // There should be at least one event.
+    wait_for_event(packets_processed == 0);
+    if (event_queue.empty()) {
+      if (packets_processed == 0) {
+        ALOGW("%s: WaitForCallback timed out.", __func__);
+      }
+      return packets_processed;
+    }
     hidl_vec<uint8_t> event = event_queue.front();
     event_queue.pop();
 
diff --git a/bluetooth/1.1/vts/functional/VtsHalBluetoothV1_1TargetTest.cpp b/bluetooth/1.1/vts/functional/VtsHalBluetoothV1_1TargetTest.cpp
index 9ae3837..28ac603 100644
--- a/bluetooth/1.1/vts/functional/VtsHalBluetoothV1_1TargetTest.cpp
+++ b/bluetooth/1.1/vts/functional/VtsHalBluetoothV1_1TargetTest.cpp
@@ -539,12 +539,15 @@
 // Return the number of completed packets reported by the controller.
 int BluetoothHidlTest::wait_for_completed_packets_event(uint16_t handle) {
   int packets_processed = 0;
-  wait_for_event(false);
-  if (event_queue.size() == 0) {
-    ALOGW("%s: WaitForCallback timed out.", __func__);
-    return packets_processed;
-  }
-  while (event_queue.size() > 0) {
+  while (true) {
+    // There should be at least one event.
+    wait_for_event(packets_processed == 0);
+    if (event_queue.empty()) {
+      if (packets_processed == 0) {
+        ALOGW("%s: WaitForCallback timed out.", __func__);
+      }
+      return packets_processed;
+    }
     hidl_vec<uint8_t> event = event_queue.front();
     event_queue.pop();
 
diff --git a/confirmationui/1.0/default/OWNERS b/confirmationui/1.0/default/OWNERS
index 335660d..17aed51 100644
--- a/confirmationui/1.0/default/OWNERS
+++ b/confirmationui/1.0/default/OWNERS
@@ -1,2 +1,3 @@
+# Bug component: 1124672
 jdanis@google.com
 swillden@google.com
diff --git a/confirmationui/1.0/vts/OWNERS b/confirmationui/1.0/vts/OWNERS
index e7aa8b4..aa07242 100644
--- a/confirmationui/1.0/vts/OWNERS
+++ b/confirmationui/1.0/vts/OWNERS
@@ -1,3 +1,4 @@
+# Bug component: 1124672
 jdanis@google.com
 swillden@google.com
 yim@google.com
diff --git a/confirmationui/OWNERS b/confirmationui/OWNERS
index 2bcdb0e..d3896df 100644
--- a/confirmationui/OWNERS
+++ b/confirmationui/OWNERS
@@ -1,2 +1,3 @@
+# Bug component: 1124672
 swillden@google.com
 subrahmanyaman@google.com
diff --git a/confirmationui/support/OWNERS b/confirmationui/support/OWNERS
index 335660d..17aed51 100644
--- a/confirmationui/support/OWNERS
+++ b/confirmationui/support/OWNERS
@@ -1,2 +1,3 @@
+# Bug component: 1124672
 jdanis@google.com
 swillden@google.com
diff --git a/contexthub/aidl/aidl_api/android.hardware.contexthub/current/android/hardware/contexthub/IContextHub.aidl b/contexthub/aidl/aidl_api/android.hardware.contexthub/current/android/hardware/contexthub/IContextHub.aidl
index d66e1ac..9f2eb76 100644
--- a/contexthub/aidl/aidl_api/android.hardware.contexthub/current/android/hardware/contexthub/IContextHub.aidl
+++ b/contexthub/aidl/aidl_api/android.hardware.contexthub/current/android/hardware/contexthub/IContextHub.aidl
@@ -46,7 +46,7 @@
   void onHostEndpointConnected(in android.hardware.contexthub.HostEndpointInfo hostEndpointInfo);
   void onHostEndpointDisconnected(char hostEndpointId);
   long[] getPreloadedNanoappIds();
-  void onNanSessionStateChanged(in boolean state);
+  void onNanSessionStateChanged(in android.hardware.contexthub.NanSessionStateUpdate update);
   void setTestMode(in boolean enable);
-  const int EX_CONTEXT_HUB_UNSPECIFIED = (-1);
+  const int EX_CONTEXT_HUB_UNSPECIFIED = (-1) /* -1 */;
 }
diff --git a/contexthub/aidl/aidl_api/android.hardware.contexthub/current/android/hardware/contexthub/IContextHubCallback.aidl b/contexthub/aidl/aidl_api/android.hardware.contexthub/current/android/hardware/contexthub/IContextHubCallback.aidl
index e72ae73..6163cfc 100644
--- a/contexthub/aidl/aidl_api/android.hardware.contexthub/current/android/hardware/contexthub/IContextHubCallback.aidl
+++ b/contexthub/aidl/aidl_api/android.hardware.contexthub/current/android/hardware/contexthub/IContextHubCallback.aidl
@@ -38,6 +38,6 @@
   void handleContextHubMessage(in android.hardware.contexthub.ContextHubMessage msg, in String[] msgContentPerms);
   void handleContextHubAsyncEvent(in android.hardware.contexthub.AsyncEventType evt);
   void handleTransactionResult(in int transactionId, in boolean success);
-  void handleNanSessionRequest(in boolean enable);
+  void handleNanSessionRequest(in android.hardware.contexthub.NanSessionRequest request);
   const int CONTEXTHUB_NAN_TRANSACTION_TIMEOUT_MS = 10000;
 }
diff --git a/contexthub/aidl/aidl_api/android.hardware.contexthub/current/android/hardware/contexthub/NanSessionRequest.aidl b/contexthub/aidl/aidl_api/android.hardware.contexthub/current/android/hardware/contexthub/NanSessionRequest.aidl
new file mode 100644
index 0000000..d539707
--- /dev/null
+++ b/contexthub/aidl/aidl_api/android.hardware.contexthub/current/android/hardware/contexthub/NanSessionRequest.aidl
@@ -0,0 +1,38 @@
+/*
+ * 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.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.contexthub;
+@VintfStability
+parcelable NanSessionRequest {
+  boolean enable;
+}
diff --git a/contexthub/aidl/aidl_api/android.hardware.contexthub/current/android/hardware/contexthub/NanSessionStateUpdate.aidl b/contexthub/aidl/aidl_api/android.hardware.contexthub/current/android/hardware/contexthub/NanSessionStateUpdate.aidl
new file mode 100644
index 0000000..80771e2
--- /dev/null
+++ b/contexthub/aidl/aidl_api/android.hardware.contexthub/current/android/hardware/contexthub/NanSessionStateUpdate.aidl
@@ -0,0 +1,38 @@
+/*
+ * 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.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.contexthub;
+@VintfStability
+parcelable NanSessionStateUpdate {
+  boolean state;
+}
diff --git a/contexthub/aidl/aidl_api/android.hardware.contexthub/current/android/hardware/contexthub/NanoappBinary.aidl b/contexthub/aidl/aidl_api/android.hardware.contexthub/current/android/hardware/contexthub/NanoappBinary.aidl
index 741a9cf..fdf3860 100644
--- a/contexthub/aidl/aidl_api/android.hardware.contexthub/current/android/hardware/contexthub/NanoappBinary.aidl
+++ b/contexthub/aidl/aidl_api/android.hardware.contexthub/current/android/hardware/contexthub/NanoappBinary.aidl
@@ -40,7 +40,7 @@
   byte targetChreApiMajorVersion;
   byte targetChreApiMinorVersion;
   byte[] customBinary;
-  const int FLAG_SIGNED = (1 << 0);
-  const int FLAG_ENCRYPTED = (1 << 1);
-  const int FLAG_TCM_CAPABLE = (1 << 2);
+  const int FLAG_SIGNED = (1 << 0) /* 1 */;
+  const int FLAG_ENCRYPTED = (1 << 1) /* 2 */;
+  const int FLAG_TCM_CAPABLE = (1 << 2) /* 4 */;
 }
diff --git a/contexthub/aidl/android/hardware/contexthub/IContextHub.aidl b/contexthub/aidl/android/hardware/contexthub/IContextHub.aidl
index f9838bd..17bffd6 100644
--- a/contexthub/aidl/android/hardware/contexthub/IContextHub.aidl
+++ b/contexthub/aidl/android/hardware/contexthub/IContextHub.aidl
@@ -20,6 +20,7 @@
 import android.hardware.contexthub.ContextHubMessage;
 import android.hardware.contexthub.HostEndpointInfo;
 import android.hardware.contexthub.IContextHubCallback;
+import android.hardware.contexthub.NanSessionStateUpdate;
 import android.hardware.contexthub.NanoappBinary;
 import android.hardware.contexthub.NanoappInfo;
 import android.hardware.contexthub.Setting;
@@ -212,9 +213,9 @@
      * explicitly invoke handleNanSessionRequest() at a later point in time to attempt to
      * re-enable NAN.
      *
-     * @param state True if the NAN session is currently enabled.
+     * @param update Information about the latest NAN session state.
      */
-    void onNanSessionStateChanged(in boolean state);
+    void onNanSessionStateChanged(in NanSessionStateUpdate update);
 
     /**
      * Puts the context hub in and out of test mode. Test mode is a clean state
diff --git a/contexthub/aidl/android/hardware/contexthub/IContextHubCallback.aidl b/contexthub/aidl/android/hardware/contexthub/IContextHubCallback.aidl
index cff1893..bfcb51e 100644
--- a/contexthub/aidl/android/hardware/contexthub/IContextHubCallback.aidl
+++ b/contexthub/aidl/android/hardware/contexthub/IContextHubCallback.aidl
@@ -18,6 +18,7 @@
 
 import android.hardware.contexthub.AsyncEventType;
 import android.hardware.contexthub.ContextHubMessage;
+import android.hardware.contexthub.NanSessionRequest;
 import android.hardware.contexthub.NanoappInfo;
 
 @VintfStability
@@ -85,10 +86,9 @@
      * request times out, onNanSessionStateChanged() will be invoked with the state that the session
      * was previously in.
      *
-     * @param enable Whether the NAN session should be enabled or disabled depending on whether the
-     *        Contexthub needs access to NAN.
+     * @param request Request from the HAL indicating the latest NAN session state it would like.
      */
-    void handleNanSessionRequest(in boolean enable);
+    void handleNanSessionRequest(in NanSessionRequest request);
 
     /**
      * Amount of time, in milliseconds, that a handleNanSessionRequest can be pending before the
diff --git a/contexthub/aidl/android/hardware/contexthub/NanSessionRequest.aidl b/contexthub/aidl/android/hardware/contexthub/NanSessionRequest.aidl
new file mode 100644
index 0000000..c462ba1
--- /dev/null
+++ b/contexthub/aidl/android/hardware/contexthub/NanSessionRequest.aidl
@@ -0,0 +1,29 @@
+/*
+ * 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.
+ */
+
+package android.hardware.contexthub;
+
+/**
+ * Contains information needed to request a state change for a NAN session.
+ */
+@VintfStability
+parcelable NanSessionRequest {
+    /**
+     * Whether the NAN session should be enabled or disabled depending on whether the Contexthub
+     * needs access to NAN.
+     */
+    boolean enable;
+}
diff --git a/contexthub/aidl/android/hardware/contexthub/NanSessionStateUpdate.aidl b/contexthub/aidl/android/hardware/contexthub/NanSessionStateUpdate.aidl
new file mode 100644
index 0000000..a58eda5
--- /dev/null
+++ b/contexthub/aidl/android/hardware/contexthub/NanSessionStateUpdate.aidl
@@ -0,0 +1,28 @@
+/*
+ * 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.
+ */
+
+package android.hardware.contexthub;
+
+/**
+ * Contains information provided as a response to a NanSessionRequest.
+ */
+@VintfStability
+parcelable NanSessionStateUpdate {
+    /**
+     * True if the NAN session is currently enabled.
+     */
+    boolean state;
+}
diff --git a/contexthub/aidl/default/ContextHub.cpp b/contexthub/aidl/default/ContextHub.cpp
index b98bfb2..66f9857 100644
--- a/contexthub/aidl/default/ContextHub.cpp
+++ b/contexthub/aidl/default/ContextHub.cpp
@@ -87,7 +87,7 @@
     return ndk::ScopedAStatus::ok();
 }
 
-ScopedAStatus ContextHub::onNanSessionStateChanged(bool /*sin_state*/) {
+ScopedAStatus ContextHub::onNanSessionStateChanged(const NanSessionStateUpdate& /*in_update*/) {
     return ndk::ScopedAStatus::ok();
 }
 
diff --git a/contexthub/aidl/default/include/contexthub-impl/ContextHub.h b/contexthub/aidl/default/include/contexthub-impl/ContextHub.h
index dc9aef0..02ecf53 100644
--- a/contexthub/aidl/default/include/contexthub-impl/ContextHub.h
+++ b/contexthub/aidl/default/include/contexthub-impl/ContextHub.h
@@ -48,7 +48,7 @@
     ::ndk::ScopedAStatus onHostEndpointConnected(const HostEndpointInfo& in_info) override;
 
     ::ndk::ScopedAStatus onHostEndpointDisconnected(char16_t in_hostEndpointId) override;
-    ::ndk::ScopedAStatus onNanSessionStateChanged(bool in_state) override;
+    ::ndk::ScopedAStatus onNanSessionStateChanged(const NanSessionStateUpdate& in_update) override;
 
   private:
     static constexpr uint32_t kMockHubId = 0;
diff --git a/contexthub/aidl/vts/VtsAidlHalContextHubTargetTest.cpp b/contexthub/aidl/vts/VtsAidlHalContextHubTargetTest.cpp
index b227e4a..9707ecf 100644
--- a/contexthub/aidl/vts/VtsAidlHalContextHubTargetTest.cpp
+++ b/contexthub/aidl/vts/VtsAidlHalContextHubTargetTest.cpp
@@ -42,6 +42,8 @@
 using ::android::hardware::contexthub::NanoappBinary;
 using ::android::hardware::contexthub::NanoappInfo;
 using ::android::hardware::contexthub::NanoappRpcService;
+using ::android::hardware::contexthub::NanSessionRequest;
+using ::android::hardware::contexthub::NanSessionStateUpdate;
 using ::android::hardware::contexthub::Setting;
 using ::android::hardware::contexthub::vts_utils::kNonExistentAppId;
 using ::android::hardware::contexthub::vts_utils::waitForCallback;
@@ -121,7 +123,9 @@
         return Status::ok();
     }
 
-    Status handleNanSessionRequest(bool /* enable */) override { return Status::ok(); }
+    Status handleNanSessionRequest(const NanSessionRequest& /* request */) override {
+        return Status::ok();
+    }
 };
 
 TEST_P(ContextHubAidl, TestRegisterCallback) {
@@ -153,7 +157,9 @@
         return Status::ok();
     }
 
-    Status handleNanSessionRequest(bool /* enable */) override { return Status::ok(); }
+    Status handleNanSessionRequest(const NanSessionRequest& /* request */) override {
+        return Status::ok();
+    }
 
     std::promise<std::vector<NanoappInfo>> promise;
 };
@@ -218,7 +224,9 @@
         return Status::ok();
     }
 
-    Status handleNanSessionRequest(bool /* enable */) override { return Status::ok(); }
+    Status handleNanSessionRequest(const NanSessionRequest& /* request */) override {
+        return Status::ok();
+    }
 
     uint32_t expectedTransactionId = 0;
     std::promise<bool> promise;
@@ -382,8 +390,11 @@
 }
 
 TEST_P(ContextHubAidl, TestNanSessionStateChange) {
-    ASSERT_TRUE(contextHub->onNanSessionStateChanged(true /*state*/).isOk());
-    ASSERT_TRUE(contextHub->onNanSessionStateChanged(false /*state*/).isOk());
+    NanSessionStateUpdate update;
+    update.state = true;
+    ASSERT_TRUE(contextHub->onNanSessionStateChanged(update).isOk());
+    update.state = false;
+    ASSERT_TRUE(contextHub->onNanSessionStateChanged(update).isOk());
 }
 
 std::string PrintGeneratedTest(const testing::TestParamInfo<ContextHubAidl::ParamType>& info) {
diff --git a/graphics/composer/aidl/vts/GraphicsComposerCallback.cpp b/graphics/composer/aidl/vts/GraphicsComposerCallback.cpp
index 4fb5d01..7b3a2b4 100644
--- a/graphics/composer/aidl/vts/GraphicsComposerCallback.cpp
+++ b/graphics/composer/aidl/vts/GraphicsComposerCallback.cpp
@@ -29,6 +29,11 @@
     mVsyncAllowed = allowed;
 }
 
+void GraphicsComposerCallback::setRefreshRateChangedDebugDataEnabledCallbackAllowed(bool allowed) {
+    std::scoped_lock lock(mMutex);
+    mRefreshRateChangedDebugDataEnabledCallbackAllowed = allowed;
+}
+
 std::vector<int64_t> GraphicsComposerCallback::getDisplays() const {
     std::scoped_lock lock(mMutex);
     return mDisplays;
@@ -79,6 +84,21 @@
     return ret;
 }
 
+std::vector<RefreshRateChangedDebugData>
+GraphicsComposerCallback::takeListOfRefreshRateChangedDebugData() {
+    std::scoped_lock lock(mMutex);
+
+    std::vector<RefreshRateChangedDebugData> ret;
+    ret.swap(mRefreshRateChangedDebugData);
+
+    return ret;
+}
+
+int32_t GraphicsComposerCallback::getInvalidRefreshRateDebugEnabledCallbackCount() const {
+    std::scoped_lock lock(mMutex);
+    return mInvalidRefreshRateDebugEnabledCallbackCount;
+}
+
 ::ndk::ScopedAStatus GraphicsComposerCallback::onHotplug(int64_t in_display, bool in_connected) {
     std::scoped_lock lock(mMutex);
 
@@ -125,9 +145,16 @@
 }
 
 ::ndk::ScopedAStatus GraphicsComposerCallback::onRefreshRateChangedDebug(
-        const RefreshRateChangedDebugData&) {
-    // TODO(b/202734676) Add implementation for Vts tests
-    return ::ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
+        const RefreshRateChangedDebugData& data) {
+    std::scoped_lock lock(mMutex);
+
+    const auto it = std::find(mDisplays.begin(), mDisplays.end(), data.display);
+    if (mRefreshRateChangedDebugDataEnabledCallbackAllowed && it != mDisplays.end()) {
+        mRefreshRateChangedDebugData.push_back(data);
+    } else {
+        mInvalidRefreshRateDebugEnabledCallbackCount++;
+    }
+    return ::ndk::ScopedAStatus::ok();
 }
 
 ::ndk::ScopedAStatus GraphicsComposerCallback::onVsyncPeriodTimingChanged(
diff --git a/graphics/composer/aidl/vts/GraphicsComposerCallback.h b/graphics/composer/aidl/vts/GraphicsComposerCallback.h
index 9c3bc70..13e992a 100644
--- a/graphics/composer/aidl/vts/GraphicsComposerCallback.h
+++ b/graphics/composer/aidl/vts/GraphicsComposerCallback.h
@@ -26,6 +26,8 @@
   public:
     void setVsyncAllowed(bool allowed);
 
+    void setRefreshRateChangedDebugDataEnabledCallbackAllowed(bool allowed);
+
     std::vector<int64_t> getDisplays() const;
 
     int32_t getInvalidHotplugCount() const;
@@ -44,6 +46,10 @@
 
     std::optional<VsyncPeriodChangeTimeline> takeLastVsyncPeriodChangeTimeline();
 
+    std::vector<RefreshRateChangedDebugData> takeListOfRefreshRateChangedDebugData();
+
+    int32_t getInvalidRefreshRateDebugEnabledCallbackCount() const;
+
   private:
     virtual ::ndk::ScopedAStatus onHotplug(int64_t in_display, bool in_connected) override;
     virtual ::ndk::ScopedAStatus onRefresh(int64_t in_display) override;
@@ -63,9 +69,13 @@
     std::vector<int64_t> mDisplays GUARDED_BY(mMutex);
     // true only when vsync is enabled
     bool mVsyncAllowed GUARDED_BY(mMutex) = true;
+    // true only when RefreshRateChangedCallbackDebugEnabled is set to true.
+    bool mRefreshRateChangedDebugDataEnabledCallbackAllowed GUARDED_BY(mMutex) = false;
 
     std::optional<VsyncPeriodChangeTimeline> mTimeline GUARDED_BY(mMutex);
 
+    std::vector<RefreshRateChangedDebugData> mRefreshRateChangedDebugData GUARDED_BY(mMutex);
+
     int32_t mVsyncIdleCount GUARDED_BY(mMutex) = 0;
     int64_t mVsyncIdleTime GUARDED_BY(mMutex) = 0;
 
@@ -75,6 +85,7 @@
     int32_t mInvalidVsyncCount GUARDED_BY(mMutex) = 0;
     int32_t mInvalidVsyncPeriodChangeCount GUARDED_BY(mMutex) = 0;
     int32_t mInvalidSeamlessPossibleCount GUARDED_BY(mMutex) = 0;
+    int32_t mInvalidRefreshRateDebugEnabledCallbackCount GUARDED_BY(mMutex) = 0;
 };
 
 }  // namespace aidl::android::hardware::graphics::composer3::vts
diff --git a/graphics/composer/aidl/vts/VtsComposerClient.cpp b/graphics/composer/aidl/vts/VtsComposerClient.cpp
index e03ef25..25b0ca0 100644
--- a/graphics/composer/aidl/vts/VtsComposerClient.cpp
+++ b/graphics/composer/aidl/vts/VtsComposerClient.cpp
@@ -119,6 +119,24 @@
     return updateDisplayProperties(vtsDisplay, config);
 }
 
+ScopedAStatus VtsComposerClient::setPeakRefreshRateConfig(VtsDisplay* vtsDisplay) {
+    const auto displayId = vtsDisplay->getDisplayId();
+    auto [activeStatus, activeConfig] = getActiveConfig(displayId);
+    EXPECT_TRUE(activeStatus.isOk());
+    auto peakDisplayConfig = vtsDisplay->getDisplayConfig(activeConfig);
+    auto peakConfig = activeConfig;
+
+    const auto displayConfigs = vtsDisplay->getDisplayConfigs();
+    for (const auto [config, displayConfig] : displayConfigs) {
+        if (displayConfig.configGroup == peakDisplayConfig.configGroup &&
+            displayConfig.vsyncPeriod < peakDisplayConfig.vsyncPeriod) {
+            peakDisplayConfig = displayConfig;
+            peakConfig = config;
+        }
+    }
+    return setActiveConfig(vtsDisplay, peakConfig);
+}
+
 std::pair<ScopedAStatus, int32_t> VtsComposerClient::getDisplayAttribute(
         int64_t display, int32_t config, DisplayAttribute displayAttribute) {
     int32_t outDisplayAttribute;
@@ -375,10 +393,15 @@
     return mComposerCallback->getVsyncIdleTime();
 }
 
-ndk::ScopedAStatus VtsComposerClient::setRefreshRateChangedCallbackDebugEnabled(
-        int64_t /* display */, bool /* enabled */) {
-    // TODO(b/202734676) Add implementation for VTS tests
-    return ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
+ndk::ScopedAStatus VtsComposerClient::setRefreshRateChangedCallbackDebugEnabled(int64_t display,
+                                                                                bool enabled) {
+    mComposerCallback->setRefreshRateChangedDebugDataEnabledCallbackAllowed(enabled);
+    return mComposerClient->setRefreshRateChangedCallbackDebugEnabled(display, enabled);
+}
+
+std::vector<RefreshRateChangedDebugData>
+VtsComposerClient::takeListOfRefreshRateChangedDebugData() {
+    return mComposerCallback->takeListOfRefreshRateChangedDebugData();
 }
 
 int64_t VtsComposerClient::getInvalidDisplayId() {
@@ -545,6 +568,10 @@
             ALOGE("Invalid seamless possible count");
             isValid = false;
         }
+        if (mComposerCallback->getInvalidRefreshRateDebugEnabledCallbackCount() != 0) {
+            ALOGE("Invalid refresh rate debug enabled callback count");
+            isValid = false;
+        }
     }
     return isValid;
 }
diff --git a/graphics/composer/aidl/vts/VtsComposerClient.h b/graphics/composer/aidl/vts/VtsComposerClient.h
index 81a62b3..ea3318c 100644
--- a/graphics/composer/aidl/vts/VtsComposerClient.h
+++ b/graphics/composer/aidl/vts/VtsComposerClient.h
@@ -77,6 +77,8 @@
 
     ScopedAStatus setActiveConfig(VtsDisplay* vtsDisplay, int32_t config);
 
+    ScopedAStatus setPeakRefreshRateConfig(VtsDisplay* vtsDisplay);
+
     std::pair<ScopedAStatus, int32_t> getDisplayAttribute(int64_t display, int32_t config,
                                                           DisplayAttribute displayAttribute);
 
@@ -183,6 +185,10 @@
 
     std::pair<ScopedAStatus, OverlayProperties> getOverlaySupport();
 
+    ndk::ScopedAStatus setRefreshRateChangedCallbackDebugEnabled(int64_t display, bool enabled);
+
+    std::vector<RefreshRateChangedDebugData> takeListOfRefreshRateChangedDebugData();
+
   private:
     ScopedAStatus addDisplayConfig(VtsDisplay* vtsDisplay, int32_t config);
     ScopedAStatus updateDisplayProperties(VtsDisplay* vtsDisplay, int32_t config);
@@ -197,9 +203,6 @@
 
     bool verifyComposerCallbackParams();
 
-    ndk::ScopedAStatus setRefreshRateChangedCallbackDebugEnabled(int64_t /* display */,
-                                                                 bool /* enabled */);
-
     // Keep track of displays and layers. When a test fails/ends,
     // the VtsComposerClient::tearDown should be called from the
     // test tearDown to clean up the resources for the test.
@@ -245,15 +248,17 @@
     };
 
     void addDisplayConfig(int32_t config, DisplayConfig displayConfig) {
-        displayConfigs.insert({config, displayConfig});
+        mDisplayConfigs.insert({config, displayConfig});
     }
 
-    DisplayConfig getDisplayConfig(int32_t config) { return displayConfigs.find(config)->second; }
+    DisplayConfig getDisplayConfig(int32_t config) { return mDisplayConfigs.find(config)->second; }
+
+    std::unordered_map<int32_t, DisplayConfig> getDisplayConfigs() { return mDisplayConfigs; }
 
   private:
     int64_t mDisplayId;
     int32_t mDisplayWidth;
     int32_t mDisplayHeight;
-    std::unordered_map<int32_t, DisplayConfig> displayConfigs;
+    std::unordered_map<int32_t, DisplayConfig> mDisplayConfigs;
 };
 }  // namespace aidl::android::hardware::graphics::composer3::vts
diff --git a/graphics/composer/aidl/vts/VtsHalGraphicsComposer3_TargetTest.cpp b/graphics/composer/aidl/vts/VtsHalGraphicsComposer3_TargetTest.cpp
index 4974e71..37576b9 100644
--- a/graphics/composer/aidl/vts/VtsHalGraphicsComposer3_TargetTest.cpp
+++ b/graphics/composer/aidl/vts/VtsHalGraphicsComposer3_TargetTest.cpp
@@ -1217,6 +1217,14 @@
         }
     }
 
+    bool checkIfCallbackRefreshRateChangedDebugEnabledReceived(
+            std::function<bool(RefreshRateChangedDebugData)> filter) {
+        const auto list = mComposerClient->takeListOfRefreshRateChangedDebugData();
+        return std::any_of(list.begin(), list.end(), [&](auto refreshRateChangedDebugData) {
+            return filter(refreshRateChangedDebugData);
+        });
+    }
+
     sp<GraphicBuffer> allocate(::android::PixelFormat pixelFormat) {
         return sp<GraphicBuffer>::make(
                 static_cast<uint32_t>(getPrimaryDisplay().getDisplayWidth()),
@@ -1316,7 +1324,7 @@
         return vsyncPeriod;
     }
 
-    int64_t createOnScreenLayer() {
+    int64_t createOnScreenLayer(Composition composition = Composition::DEVICE) {
         const auto& [status, layer] =
                 mComposerClient->createLayer(getPrimaryDisplayId(), kBufferSlotCount);
         EXPECT_TRUE(status.isOk());
@@ -1324,12 +1332,25 @@
                           getPrimaryDisplay().getDisplayHeight()};
         FRect cropRect{0, 0, (float)getPrimaryDisplay().getDisplayWidth(),
                        (float)getPrimaryDisplay().getDisplayHeight()};
-        configureLayer(getPrimaryDisplay(), layer, Composition::DEVICE, displayFrame, cropRect);
+        configureLayer(getPrimaryDisplay(), layer, composition, displayFrame, cropRect);
         auto& writer = getWriter(getPrimaryDisplayId());
         writer.setLayerDataspace(getPrimaryDisplayId(), layer, common::Dataspace::UNKNOWN);
         return layer;
     }
 
+    void sendBufferUpdate(int64_t layer) {
+        const auto buffer = allocate(::android::PIXEL_FORMAT_RGBA_8888);
+        ASSERT_NE(nullptr, buffer->handle);
+
+        auto& writer = getWriter(getPrimaryDisplayId());
+        writer.setLayerBuffer(getPrimaryDisplayId(), layer, /*slot*/ 0, buffer->handle,
+                              /*acquireFence*/ -1);
+
+        const sp<::android::Fence> presentFence =
+                presentAndGetFence(ComposerClientWriter::kNoTimestamp);
+        presentFence->waitForever(LOG_TAG);
+    }
+
     bool hasDisplayCapability(int64_t display, DisplayCapability cap) {
         const auto& [status, capabilities] = mComposerClient->getDisplayCapabilities(display);
         EXPECT_TRUE(status.isOk());
@@ -2268,6 +2289,179 @@
     EXPECT_TRUE(mComposerClient->setPowerMode(getPrimaryDisplayId(), PowerMode::OFF).isOk());
 }
 
+TEST_P(GraphicsComposerAidlCommandTest, SetRefreshRateChangedCallbackDebug_Unsupported) {
+    if (!hasCapability(Capability::REFRESH_RATE_CHANGED_CALLBACK_DEBUG)) {
+        auto status = mComposerClient->setRefreshRateChangedCallbackDebugEnabled(
+                getPrimaryDisplayId(), /*enabled*/ true);
+        EXPECT_FALSE(status.isOk());
+        EXPECT_NO_FATAL_FAILURE(
+                assertServiceSpecificError(status, IComposerClient::EX_UNSUPPORTED));
+
+        status = mComposerClient->setRefreshRateChangedCallbackDebugEnabled(getPrimaryDisplayId(),
+                                                                            /*enabled*/ false);
+        EXPECT_FALSE(status.isOk());
+        EXPECT_NO_FATAL_FAILURE(
+                assertServiceSpecificError(status, IComposerClient::EX_UNSUPPORTED));
+    }
+}
+
+TEST_P(GraphicsComposerAidlCommandTest, SetRefreshRateChangedCallbackDebug_Enabled) {
+    if (!hasCapability(Capability::REFRESH_RATE_CHANGED_CALLBACK_DEBUG)) {
+        GTEST_SUCCEED() << "Capability::REFRESH_RATE_CHANGED_CALLBACK_DEBUG is not supported";
+        return;
+    }
+
+    const auto displayId = getPrimaryDisplayId();
+    EXPECT_TRUE(mComposerClient->setPowerMode(displayId, PowerMode::ON).isOk());
+    // Enable the callback
+    ASSERT_TRUE(mComposerClient
+                        ->setRefreshRateChangedCallbackDebugEnabled(displayId,
+                                                                    /*enabled*/ true)
+                        .isOk());
+    std::this_thread::sleep_for(100ms);
+
+    const bool isCallbackReceived = checkIfCallbackRefreshRateChangedDebugEnabledReceived(
+            [&](auto refreshRateChangedDebugData) {
+                return displayId == refreshRateChangedDebugData.display;
+            });
+
+    // Check that we immediately got a callback
+    EXPECT_TRUE(isCallbackReceived);
+
+    ASSERT_TRUE(mComposerClient
+                        ->setRefreshRateChangedCallbackDebugEnabled(displayId,
+                                                                    /*enabled*/ false)
+                        .isOk());
+}
+
+TEST_P(GraphicsComposerAidlCommandTest,
+       SetRefreshRateChangedCallbackDebugEnabled_noCallbackWhenIdle) {
+    if (!hasCapability(Capability::REFRESH_RATE_CHANGED_CALLBACK_DEBUG)) {
+        GTEST_SUCCEED() << "Capability::REFRESH_RATE_CHANGED_CALLBACK_DEBUG is not supported";
+        return;
+    }
+
+    auto display = getEditablePrimaryDisplay();
+    const auto displayId = display.getDisplayId();
+
+    if (!hasDisplayCapability(displayId, DisplayCapability::DISPLAY_IDLE_TIMER)) {
+        GTEST_SUCCEED() << "DisplayCapability::DISPLAY_IDLE_TIMER is not supported";
+        return;
+    }
+
+    EXPECT_TRUE(mComposerClient->setPowerMode(displayId, PowerMode::ON).isOk());
+    EXPECT_TRUE(mComposerClient->setPeakRefreshRateConfig(&display).isOk());
+
+    ASSERT_TRUE(mComposerClient->setIdleTimerEnabled(displayId, /*timeoutMs*/ 500).isOk());
+    // Enable the callback
+    ASSERT_TRUE(mComposerClient
+                        ->setRefreshRateChangedCallbackDebugEnabled(displayId,
+                                                                    /*enabled*/ true)
+                        .isOk());
+
+    const bool isCallbackReceived = checkIfCallbackRefreshRateChangedDebugEnabledReceived(
+            [&](auto refreshRateChangedDebugData) {
+                return displayId == refreshRateChangedDebugData.display;
+            });
+
+    int retryCount = 3;
+    do {
+        // Wait for 1s so that we enter the idle state
+        std::this_thread::sleep_for(1s);
+        if (!isCallbackReceived) {
+            // DID NOT receive a callback, we are in the idle state.
+            break;
+        }
+    } while (--retryCount > 0);
+
+    if (retryCount == 0) {
+        GTEST_SUCCEED() << "Unable to enter the idle mode";
+        return;
+    }
+
+    // Send the REFRESH_RATE_INDICATOR update
+    ASSERT_NO_FATAL_FAILURE(
+            sendBufferUpdate(createOnScreenLayer(Composition::REFRESH_RATE_INDICATOR)));
+    std::this_thread::sleep_for(1s);
+    EXPECT_FALSE(isCallbackReceived)
+            << "A callback should not be received for REFRESH_RATE_INDICATOR";
+
+    EXPECT_TRUE(mComposerClient
+                        ->setRefreshRateChangedCallbackDebugEnabled(displayId,
+                                                                    /*enabled*/ false)
+                        .isOk());
+}
+
+TEST_P(GraphicsComposerAidlCommandTest,
+       SetRefreshRateChangedCallbackDebugEnabled_SetActiveConfigWithConstraints) {
+    if (!hasCapability(Capability::REFRESH_RATE_CHANGED_CALLBACK_DEBUG)) {
+        GTEST_SUCCEED() << "Capability::REFRESH_RATE_CHANGED_CALLBACK_DEBUG is not supported";
+        return;
+    }
+
+    VsyncPeriodChangeConstraints constraints;
+    constraints.seamlessRequired = false;
+    constraints.desiredTimeNanos = systemTime();
+
+    for (VtsDisplay& display : mDisplays) {
+        const auto displayId = display.getDisplayId();
+        EXPECT_TRUE(mComposerClient->setPowerMode(displayId, PowerMode::ON).isOk());
+
+        // Enable the callback
+        ASSERT_TRUE(mComposerClient
+                            ->setRefreshRateChangedCallbackDebugEnabled(displayId, /*enabled*/ true)
+                            .isOk());
+
+        forEachTwoConfigs(displayId, [&](int32_t config1, int32_t config2) {
+            const int32_t vsyncPeriod1 = display.getDisplayConfig(config1).vsyncPeriod;
+            const int32_t vsyncPeriod2 = display.getDisplayConfig(config2).vsyncPeriod;
+
+            if (vsyncPeriod1 == vsyncPeriod2) {
+                return;  // continue
+            }
+
+            EXPECT_TRUE(mComposerClient->setActiveConfig(&display, config1).isOk());
+            sendRefreshFrame(display, nullptr);
+
+            const auto& [status, timeline] =
+                    mComposerClient->setActiveConfigWithConstraints(&display, config2, constraints);
+            EXPECT_TRUE(status.isOk());
+
+            if (timeline.refreshRequired) {
+                sendRefreshFrame(display, &timeline);
+            }
+
+            const auto isCallbackReceived = checkIfCallbackRefreshRateChangedDebugEnabledReceived(
+                    [&](auto refreshRateChangedDebugData) {
+                        constexpr int kVsyncThreshold = 1000;
+                        return displayId == refreshRateChangedDebugData.display &&
+                               std::abs(vsyncPeriod2 -
+                                        refreshRateChangedDebugData.vsyncPeriodNanos) <=
+                                       kVsyncThreshold;
+                    });
+
+            int retryCount = 3;
+            do {
+                std::this_thread::sleep_for(100ms);
+                if (isCallbackReceived) {
+                    GTEST_SUCCEED() << "Received a callback successfully";
+                    break;
+                }
+            } while (--retryCount > 0);
+
+            if (retryCount == 0) {
+                GTEST_FAIL() << "failed to get a callback for the display " << displayId
+                             << " with config " << config2;
+            }
+        });
+
+        EXPECT_TRUE(
+                mComposerClient
+                        ->setRefreshRateChangedCallbackDebugEnabled(displayId, /*enabled*/ false)
+                        .isOk());
+    }
+}
+
 /*
  * Test that no two display configs are exactly the same.
  */
diff --git a/radio/aidl/aidl_api/android.hardware.radio.ims.media/current/android/hardware/radio/ims/media/AmrMode.aidl b/radio/aidl/aidl_api/android.hardware.radio.ims.media/current/android/hardware/radio/ims/media/AmrMode.aidl
index 84376b7..37e3b25 100644
--- a/radio/aidl/aidl_api/android.hardware.radio.ims.media/current/android/hardware/radio/ims/media/AmrMode.aidl
+++ b/radio/aidl/aidl_api/android.hardware.radio.ims.media/current/android/hardware/radio/ims/media/AmrMode.aidl
@@ -34,13 +34,13 @@
 package android.hardware.radio.ims.media;
 @Backing(type="int") @VintfStability
 enum AmrMode {
-  AMR_MODE_0 = (1 << 0),
-  AMR_MODE_1 = (1 << 1),
-  AMR_MODE_2 = (1 << 2),
-  AMR_MODE_3 = (1 << 3),
-  AMR_MODE_4 = (1 << 4),
-  AMR_MODE_5 = (1 << 5),
-  AMR_MODE_6 = (1 << 6),
-  AMR_MODE_7 = (1 << 7),
-  AMR_MODE_8 = (1 << 8),
+  AMR_MODE_0 = (1 << 0) /* 1 */,
+  AMR_MODE_1 = (1 << 1) /* 2 */,
+  AMR_MODE_2 = (1 << 2) /* 4 */,
+  AMR_MODE_3 = (1 << 3) /* 8 */,
+  AMR_MODE_4 = (1 << 4) /* 16 */,
+  AMR_MODE_5 = (1 << 5) /* 32 */,
+  AMR_MODE_6 = (1 << 6) /* 64 */,
+  AMR_MODE_7 = (1 << 7) /* 128 */,
+  AMR_MODE_8 = (1 << 8) /* 256 */,
 }
diff --git a/radio/aidl/aidl_api/android.hardware.radio.ims.media/current/android/hardware/radio/ims/media/CodecType.aidl b/radio/aidl/aidl_api/android.hardware.radio.ims.media/current/android/hardware/radio/ims/media/CodecType.aidl
index 9eaf129..e4193cd 100644
--- a/radio/aidl/aidl_api/android.hardware.radio.ims.media/current/android/hardware/radio/ims/media/CodecType.aidl
+++ b/radio/aidl/aidl_api/android.hardware.radio.ims.media/current/android/hardware/radio/ims/media/CodecType.aidl
@@ -34,9 +34,9 @@
 package android.hardware.radio.ims.media;
 @Backing(type="int") @VintfStability
 enum CodecType {
-  AMR = (1 << 0),
-  AMR_WB = (1 << 1),
-  EVS = (1 << 2),
-  PCMA = (1 << 3),
-  PCMU = (1 << 4),
+  AMR = (1 << 0) /* 1 */,
+  AMR_WB = (1 << 1) /* 2 */,
+  EVS = (1 << 2) /* 4 */,
+  PCMA = (1 << 3) /* 8 */,
+  PCMU = (1 << 4) /* 16 */,
 }
diff --git a/radio/aidl/aidl_api/android.hardware.radio.ims.media/current/android/hardware/radio/ims/media/EvsBandwidth.aidl b/radio/aidl/aidl_api/android.hardware.radio.ims.media/current/android/hardware/radio/ims/media/EvsBandwidth.aidl
index 5e80f91..db3eb29 100644
--- a/radio/aidl/aidl_api/android.hardware.radio.ims.media/current/android/hardware/radio/ims/media/EvsBandwidth.aidl
+++ b/radio/aidl/aidl_api/android.hardware.radio.ims.media/current/android/hardware/radio/ims/media/EvsBandwidth.aidl
@@ -35,8 +35,8 @@
 @Backing(type="int") @VintfStability
 enum EvsBandwidth {
   NONE = 0,
-  NARROW_BAND = (1 << 0),
-  WIDE_BAND = (1 << 1),
-  SUPER_WIDE_BAND = (1 << 2),
-  FULL_BAND = (1 << 3),
+  NARROW_BAND = (1 << 0) /* 1 */,
+  WIDE_BAND = (1 << 1) /* 2 */,
+  SUPER_WIDE_BAND = (1 << 2) /* 4 */,
+  FULL_BAND = (1 << 3) /* 8 */,
 }
diff --git a/radio/aidl/aidl_api/android.hardware.radio.ims.media/current/android/hardware/radio/ims/media/EvsMode.aidl b/radio/aidl/aidl_api/android.hardware.radio.ims.media/current/android/hardware/radio/ims/media/EvsMode.aidl
index a530a8d..fb1f14d 100644
--- a/radio/aidl/aidl_api/android.hardware.radio.ims.media/current/android/hardware/radio/ims/media/EvsMode.aidl
+++ b/radio/aidl/aidl_api/android.hardware.radio.ims.media/current/android/hardware/radio/ims/media/EvsMode.aidl
@@ -34,25 +34,25 @@
 package android.hardware.radio.ims.media;
 @Backing(type="int") @VintfStability
 enum EvsMode {
-  EVS_MODE_0 = (1 << 0),
-  EVS_MODE_1 = (1 << 1),
-  EVS_MODE_2 = (1 << 2),
-  EVS_MODE_3 = (1 << 3),
-  EVS_MODE_4 = (1 << 4),
-  EVS_MODE_5 = (1 << 5),
-  EVS_MODE_6 = (1 << 6),
-  EVS_MODE_7 = (1 << 7),
-  EVS_MODE_8 = (1 << 8),
-  EVS_MODE_9 = (1 << 9),
-  EVS_MODE_10 = (1 << 10),
-  EVS_MODE_11 = (1 << 11),
-  EVS_MODE_12 = (1 << 12),
-  EVS_MODE_13 = (1 << 13),
-  EVS_MODE_14 = (1 << 14),
-  EVS_MODE_15 = (1 << 15),
-  EVS_MODE_16 = (1 << 16),
-  EVS_MODE_17 = (1 << 17),
-  EVS_MODE_18 = (1 << 18),
-  EVS_MODE_19 = (1 << 19),
-  EVS_MODE_20 = (1 << 20),
+  EVS_MODE_0 = (1 << 0) /* 1 */,
+  EVS_MODE_1 = (1 << 1) /* 2 */,
+  EVS_MODE_2 = (1 << 2) /* 4 */,
+  EVS_MODE_3 = (1 << 3) /* 8 */,
+  EVS_MODE_4 = (1 << 4) /* 16 */,
+  EVS_MODE_5 = (1 << 5) /* 32 */,
+  EVS_MODE_6 = (1 << 6) /* 64 */,
+  EVS_MODE_7 = (1 << 7) /* 128 */,
+  EVS_MODE_8 = (1 << 8) /* 256 */,
+  EVS_MODE_9 = (1 << 9) /* 512 */,
+  EVS_MODE_10 = (1 << 10) /* 1024 */,
+  EVS_MODE_11 = (1 << 11) /* 2048 */,
+  EVS_MODE_12 = (1 << 12) /* 4096 */,
+  EVS_MODE_13 = (1 << 13) /* 8192 */,
+  EVS_MODE_14 = (1 << 14) /* 16384 */,
+  EVS_MODE_15 = (1 << 15) /* 32768 */,
+  EVS_MODE_16 = (1 << 16) /* 65536 */,
+  EVS_MODE_17 = (1 << 17) /* 131072 */,
+  EVS_MODE_18 = (1 << 18) /* 262144 */,
+  EVS_MODE_19 = (1 << 19) /* 524288 */,
+  EVS_MODE_20 = (1 << 20) /* 1048576 */,
 }
diff --git a/radio/aidl/aidl_api/android.hardware.radio.ims.media/current/android/hardware/radio/ims/media/MediaDirection.aidl b/radio/aidl/aidl_api/android.hardware.radio.ims.media/current/android/hardware/radio/ims/media/MediaDirection.aidl
index d90b2a4..0e9eaee 100644
--- a/radio/aidl/aidl_api/android.hardware.radio.ims.media/current/android/hardware/radio/ims/media/MediaDirection.aidl
+++ b/radio/aidl/aidl_api/android.hardware.radio.ims.media/current/android/hardware/radio/ims/media/MediaDirection.aidl
@@ -35,8 +35,8 @@
 @Backing(type="int") @VintfStability
 enum MediaDirection {
   NO_FLOW = 0,
-  SEND_ONLY = 1,
-  RECEIVE_ONLY = 2,
-  SEND_RECEIVE = 3,
-  INACTIVE = 4,
+  RTP_TX = (1 << 0) /* 1 */,
+  RTP_RX = (1 << 1) /* 2 */,
+  RTCP_TX = (1 << 2) /* 4 */,
+  RTCP_RX = (1 << 3) /* 8 */,
 }
diff --git a/radio/aidl/aidl_api/android.hardware.radio.ims.media/current/android/hardware/radio/ims/media/RtcpXrReportBlockType.aidl b/radio/aidl/aidl_api/android.hardware.radio.ims.media/current/android/hardware/radio/ims/media/RtcpXrReportBlockType.aidl
index 0663754..289c810 100644
--- a/radio/aidl/aidl_api/android.hardware.radio.ims.media/current/android/hardware/radio/ims/media/RtcpXrReportBlockType.aidl
+++ b/radio/aidl/aidl_api/android.hardware.radio.ims.media/current/android/hardware/radio/ims/media/RtcpXrReportBlockType.aidl
@@ -35,11 +35,11 @@
 @Backing(type="int") @VintfStability
 enum RtcpXrReportBlockType {
   RTCPXR_NONE = 0,
-  RTCPXR_LOSS_RLE_REPORT_BLOCK = (1 << 0),
-  RTCPXR_DUPLICATE_RLE_REPORT_BLOCK = (1 << 1),
-  RTCPXR_PACKET_RECEIPT_TIMES_REPORT_BLOCK = (1 << 2),
-  RTCPXR_RECEIVER_REFERENCE_TIME_REPORT_BLOCK = (1 << 3),
-  RTCPXR_DLRR_REPORT_BLOCK = (1 << 4),
-  RTCPXR_STATISTICS_SUMMARY_REPORT_BLOCK = (1 << 5),
-  RTCPXR_VOIP_METRICS_REPORT_BLOCK = (1 << 6),
+  RTCPXR_LOSS_RLE_REPORT_BLOCK = (1 << 0) /* 1 */,
+  RTCPXR_DUPLICATE_RLE_REPORT_BLOCK = (1 << 1) /* 2 */,
+  RTCPXR_PACKET_RECEIPT_TIMES_REPORT_BLOCK = (1 << 2) /* 4 */,
+  RTCPXR_RECEIVER_REFERENCE_TIME_REPORT_BLOCK = (1 << 3) /* 8 */,
+  RTCPXR_DLRR_REPORT_BLOCK = (1 << 4) /* 16 */,
+  RTCPXR_STATISTICS_SUMMARY_REPORT_BLOCK = (1 << 5) /* 32 */,
+  RTCPXR_VOIP_METRICS_REPORT_BLOCK = (1 << 6) /* 64 */,
 }
diff --git a/radio/aidl/aidl_api/android.hardware.radio.ims.media/current/android/hardware/radio/ims/media/RtpConfig.aidl b/radio/aidl/aidl_api/android.hardware.radio.ims.media/current/android/hardware/radio/ims/media/RtpConfig.aidl
index 1a8921e..8a826f6 100644
--- a/radio/aidl/aidl_api/android.hardware.radio.ims.media/current/android/hardware/radio/ims/media/RtpConfig.aidl
+++ b/radio/aidl/aidl_api/android.hardware.radio.ims.media/current/android/hardware/radio/ims/media/RtpConfig.aidl
@@ -34,7 +34,7 @@
 package android.hardware.radio.ims.media;
 @VintfStability
 parcelable RtpConfig {
-  android.hardware.radio.ims.media.MediaDirection direction;
+  int direction;
   android.hardware.radio.AccessNetwork accessNetwork;
   android.hardware.radio.ims.media.RtpAddress remoteAddress;
   android.hardware.radio.ims.media.RtpSessionParams sessionParams;
diff --git a/radio/aidl/android/hardware/radio/ims/media/MediaDirection.aidl b/radio/aidl/android/hardware/radio/ims/media/MediaDirection.aidl
index 9f04d8e..e5c34c7 100644
--- a/radio/aidl/android/hardware/radio/ims/media/MediaDirection.aidl
+++ b/radio/aidl/android/hardware/radio/ims/media/MediaDirection.aidl
@@ -16,6 +16,17 @@
 
 package android.hardware.radio.ims.media;
 
+/**
+ * Directions can be combined to meet various media direction
+ * requirements depending on the scenario.
+ *
+ * Examples:
+ *     No Flow      : NO_FLOW - eg. SRVCC.
+ *     RTCP-only    : RTCP_TX | RTCP_RX - eg. Local Hold or Dual Hold.
+ *     Receive-Only : RTP_RX | RTCP_TX | RTCP_RX - eg. Remote Hold.
+ *     Send-Receive : RTP_TX | RTP_RX | RTCP_TX | RTCP_RX - eg. Active call.
+ *     Send-Only    : RTP_TX | RTCP_TX | RTCP_RX - eg. Simplex call, voice mail, etc
+ */
 @VintfStability
 @Backing(type="int")
 enum MediaDirection {
@@ -24,12 +35,16 @@
      * may release the audio resource. Eg. SRVCC.
      */
     NO_FLOW = 0,
-    /** Device sends outgoing RTP and drops incoming RTP */
-    SEND_ONLY = 1,
-    /** Device receives the downlink RTP and does not transmit any uplink RTP */
-    RECEIVE_ONLY = 2,
-    /** Device sends and receive RTP in both directions */
-    SEND_RECEIVE = 3,
-    /** No RTP flow however RTCP continues to flow. Eg. HOLD */
-    INACTIVE = 4,
+
+    /** Send RTP packets */
+    RTP_TX = 1 << 0,
+
+    /** Receive and processes RTP packets */
+    RTP_RX = 1 << 1,
+
+    /** Send RTCP packets */
+    RTCP_TX = 1 << 2,
+
+    /** Receive RTCP packets */
+    RTCP_RX = 1 << 3,
 }
diff --git a/radio/aidl/android/hardware/radio/ims/media/RtpConfig.aidl b/radio/aidl/android/hardware/radio/ims/media/RtpConfig.aidl
index f6696f7..f93b112 100644
--- a/radio/aidl/android/hardware/radio/ims/media/RtpConfig.aidl
+++ b/radio/aidl/android/hardware/radio/ims/media/RtpConfig.aidl
@@ -18,15 +18,14 @@
 
 import android.hardware.radio.AccessNetwork;
 import android.hardware.radio.ims.media.AnbrMode;
-import android.hardware.radio.ims.media.MediaDirection;
 import android.hardware.radio.ims.media.RtcpConfig;
 import android.hardware.radio.ims.media.RtpAddress;
 import android.hardware.radio.ims.media.RtpSessionParams;
 
 @VintfStability
 parcelable RtpConfig {
-    /** Media flow direction */
-    MediaDirection direction;
+    /** Media flow direction. The bitfield of MediaDirection(s) */
+    int direction;
     /** Radio Access Network */
     AccessNetwork accessNetwork;
     /** IP address and port number of the other party for RTP media */
diff --git a/radio/aidl/vts/radio_imsmedia_test.cpp b/radio/aidl/vts/radio_imsmedia_test.cpp
index d9e57c9..2b6f5ef 100644
--- a/radio/aidl/vts/radio_imsmedia_test.cpp
+++ b/radio/aidl/vts/radio_imsmedia_test.cpp
@@ -14,6 +14,7 @@
  * limitations under the License.
  */
 
+#include <aidl/android/hardware/radio/ims/media/MediaDirection.h>
 #include <android-base/logging.h>
 #include <android/binder_auto_utils.h>
 #include <android/binder_manager.h>
@@ -44,8 +45,10 @@
     int32_t sessionId = 1;
     RtpConfig modifyRtpConfig;
 
-    modifyRtpConfig.direction =
-            ::aidl::android::hardware::radio::ims::media::MediaDirection::SEND_RECEIVE;
+    modifyRtpConfig.direction = static_cast<int32_t>(MediaDirection::RTP_TX) |
+                                static_cast<int32_t>(MediaDirection::RTP_RX) |
+                                static_cast<int32_t>(MediaDirection::RTCP_TX) |
+                                static_cast<int32_t>(MediaDirection::RTCP_RX);
     modifyRtpConfig.remoteAddress.ipAddress = "122.22.22.33";
     modifyRtpConfig.remoteAddress.portNumber = 1234;
 
@@ -90,8 +93,10 @@
     int32_t duration = 200;
     RtpConfig modifyRtpConfig;
 
-    modifyRtpConfig.direction =
-            ::aidl::android::hardware::radio::ims::media::MediaDirection::SEND_RECEIVE;
+    modifyRtpConfig.direction = static_cast<int32_t>(MediaDirection::RTP_TX) |
+                                static_cast<int32_t>(MediaDirection::RTP_RX) |
+                                static_cast<int32_t>(MediaDirection::RTCP_TX) |
+                                static_cast<int32_t>(MediaDirection::RTCP_RX);
     modifyRtpConfig.remoteAddress.ipAddress = "122.22.22.33";
     modifyRtpConfig.remoteAddress.portNumber = 1234;
 
@@ -143,8 +148,10 @@
     std::vector<RtpHeaderExtension> extensions;
     RtpConfig modifyRtpConfig;
 
-    modifyRtpConfig.direction =
-            ::aidl::android::hardware::radio::ims::media::MediaDirection::SEND_RECEIVE;
+    modifyRtpConfig.direction = static_cast<int32_t>(MediaDirection::RTP_TX) |
+                                static_cast<int32_t>(MediaDirection::RTP_RX) |
+                                static_cast<int32_t>(MediaDirection::RTCP_TX) |
+                                static_cast<int32_t>(MediaDirection::RTCP_RX);
     modifyRtpConfig.remoteAddress.ipAddress = "122.22.22.33";
     modifyRtpConfig.remoteAddress.portNumber = 1234;
 
@@ -190,8 +197,10 @@
     MediaQualityThreshold threshold;
     RtpConfig modifyRtpConfig;
 
-    modifyRtpConfig.direction =
-            ::aidl::android::hardware::radio::ims::media::MediaDirection::SEND_RECEIVE;
+    modifyRtpConfig.direction = static_cast<int32_t>(MediaDirection::RTP_TX) |
+                                static_cast<int32_t>(MediaDirection::RTP_RX) |
+                                static_cast<int32_t>(MediaDirection::RTCP_TX) |
+                                static_cast<int32_t>(MediaDirection::RTCP_RX);
     modifyRtpConfig.remoteAddress.ipAddress = "122.22.22.33";
     modifyRtpConfig.remoteAddress.portNumber = 1234;
 
@@ -243,13 +252,14 @@
     localEndPoint.rtcpFd = ndk::ScopedFileDescriptor(mRtcpSocketFd);
     localEndPoint.modemId = 1;
 
-    rtpConfig.direction =
-            ::aidl::android::hardware::radio::ims::media::MediaDirection::SEND_RECEIVE;
+    rtpConfig.direction = static_cast<int32_t>(MediaDirection::RTP_TX) |
+                          static_cast<int32_t>(MediaDirection::RTP_RX) |
+                          static_cast<int32_t>(MediaDirection::RTCP_TX) |
+                          static_cast<int32_t>(MediaDirection::RTCP_RX);
     rtpConfig.remoteAddress.ipAddress = "122.22.22.22";
     rtpConfig.remoteAddress.portNumber = 2222;
 
     result = radio_imsmedia->openSession(sessionId, localEndPoint, rtpConfig);
-
     return result;
 }
 
diff --git a/tv/tuner/1.0/default/Dvr.cpp b/tv/tuner/1.0/default/Dvr.cpp
index 40879f2..9d6d86d 100644
--- a/tv/tuner/1.0/default/Dvr.cpp
+++ b/tv/tuner/1.0/default/Dvr.cpp
@@ -164,7 +164,7 @@
         return false;
     }
 
-    mDvrMQ = move(tmpDvrMQ);
+    mDvrMQ = std::move(tmpDvrMQ);
 
     if (EventFlag::createEventFlag(mDvrMQ->getEventFlagWord(), &mDvrEventFlag) != OK) {
         return false;
diff --git a/tv/tuner/1.1/default/Dvr.cpp b/tv/tuner/1.1/default/Dvr.cpp
index fdb66c1..8262b4d 100644
--- a/tv/tuner/1.1/default/Dvr.cpp
+++ b/tv/tuner/1.1/default/Dvr.cpp
@@ -183,7 +183,7 @@
         return false;
     }
 
-    mDvrMQ = move(tmpDvrMQ);
+    mDvrMQ = std::move(tmpDvrMQ);
 
     if (EventFlag::createEventFlag(mDvrMQ->getEventFlagWord(), &mDvrEventFlag) != OK) {
         return false;
diff --git a/usb/gadget/1.1/default/lib/MonitorFfs.cpp b/usb/gadget/1.1/default/lib/MonitorFfs.cpp
index 0cdf038..6d09a8a 100644
--- a/usb/gadget/1.1/default/lib/MonitorFfs.cpp
+++ b/usb/gadget/1.1/default/lib/MonitorFfs.cpp
@@ -59,9 +59,9 @@
 
     if (addEpollFd(epollFd, eventFd) == -1) abort();
 
-    mEpollFd = move(epollFd);
-    mInotifyFd = move(inotifyFd);
-    mEventFd = move(eventFd);
+    mEpollFd = std::move(epollFd);
+    mInotifyFd = std::move(inotifyFd);
+    mEventFd = std::move(eventFd);
     gadgetPullup = false;
 }
 
diff --git a/usb/gadget/1.2/default/lib/MonitorFfs.cpp b/usb/gadget/1.2/default/lib/MonitorFfs.cpp
index 0cdf038..6d09a8a 100644
--- a/usb/gadget/1.2/default/lib/MonitorFfs.cpp
+++ b/usb/gadget/1.2/default/lib/MonitorFfs.cpp
@@ -59,9 +59,9 @@
 
     if (addEpollFd(epollFd, eventFd) == -1) abort();
 
-    mEpollFd = move(epollFd);
-    mInotifyFd = move(inotifyFd);
-    mEventFd = move(eventFd);
+    mEpollFd = std::move(epollFd);
+    mInotifyFd = std::move(inotifyFd);
+    mEventFd = std::move(eventFd);
     gadgetPullup = false;
 }
 
diff --git a/wifi/aidl/aidl_api/android.hardware.wifi/current/android/hardware/wifi/IWifiChip.aidl b/wifi/aidl/aidl_api/android.hardware.wifi/current/android/hardware/wifi/IWifiChip.aidl
index 2ff6896..23f4030 100644
--- a/wifi/aidl/aidl_api/android.hardware.wifi/current/android/hardware/wifi/IWifiChip.aidl
+++ b/wifi/aidl/aidl_api/android.hardware.wifi/current/android/hardware/wifi/IWifiChip.aidl
@@ -47,7 +47,7 @@
   @PropagateAllowBlocking android.hardware.wifi.IWifiApIface getApIface(in String ifname);
   String[] getApIfaceNames();
   android.hardware.wifi.IWifiChip.ChipMode[] getAvailableModes();
-  android.hardware.wifi.IWifiChip.ChipCapabilityMask getCapabilities();
+  int getCapabilities();
   android.hardware.wifi.WifiDebugHostWakeReasonStats getDebugHostWakeReasonStats();
   android.hardware.wifi.WifiDebugRingBufferStatus[] getDebugRingBuffersStatus();
   int getId();
@@ -60,7 +60,7 @@
   String[] getStaIfaceNames();
   android.hardware.wifi.WifiRadioCombination[] getSupportedRadioCombinations();
   android.hardware.wifi.WifiChipCapabilities getWifiChipCapabilities();
-  android.hardware.wifi.WifiUsableChannel[] getUsableChannels(in android.hardware.wifi.WifiBand band, in android.hardware.wifi.WifiIfaceMode ifaceModeMask, in android.hardware.wifi.IWifiChip.UsableChannelFilter filterMask);
+  android.hardware.wifi.WifiUsableChannel[] getUsableChannels(in android.hardware.wifi.WifiBand band, in int ifaceModeMask, in int filterMask);
   void setAfcChannelAllowance(in android.hardware.wifi.AvailableAfcFrequencyInfo[] availableAfcFrequencyInfo);
   void registerEventCallback(in android.hardware.wifi.IWifiChipEventCallback callback);
   void removeApIface(in String ifname);
@@ -73,7 +73,7 @@
   byte[] requestFirmwareDebugDump();
   void resetTxPowerScenario();
   void selectTxPowerScenario(in android.hardware.wifi.IWifiChip.TxPowerScenario scenario);
-  void setCoexUnsafeChannels(in android.hardware.wifi.IWifiChip.CoexUnsafeChannel[] unsafeChannels, in android.hardware.wifi.IWifiChip.CoexRestriction restrictions);
+  void setCoexUnsafeChannels(in android.hardware.wifi.IWifiChip.CoexUnsafeChannel[] unsafeChannels, in int restrictions);
   void setCountryCode(in byte[2] code);
   void setLatencyMode(in android.hardware.wifi.IWifiChip.LatencyMode mode);
   void setMultiStaPrimaryConnection(in String ifName);
@@ -81,7 +81,7 @@
   void startLoggingToDebugRingBuffer(in String ringName, in android.hardware.wifi.WifiDebugRingBufferVerboseLevel verboseLevel, in int maxIntervalInSec, in int minDataSizeInBytes);
   void stopLoggingToDebugRingBuffer();
   void triggerSubsystemRestart();
-  void enableStaChannelForPeerNetwork(in android.hardware.wifi.IWifiChip.ChannelCategoryMask channelCategoryEnableFlag);
+  void enableStaChannelForPeerNetwork(in int channelCategoryEnableFlag);
   void setMloMode(in android.hardware.wifi.IWifiChip.ChipMloMode mode);
   const int NO_POWER_CAP_CONSTANT = 0x7FFFFFFF;
   @Backing(type="int") @VintfStability
diff --git a/wifi/aidl/aidl_api/android.hardware.wifi/current/android/hardware/wifi/IWifiStaIface.aidl b/wifi/aidl/aidl_api/android.hardware.wifi/current/android/hardware/wifi/IWifiStaIface.aidl
index 31b6881..a7f2081 100644
--- a/wifi/aidl/aidl_api/android.hardware.wifi/current/android/hardware/wifi/IWifiStaIface.aidl
+++ b/wifi/aidl/aidl_api/android.hardware.wifi/current/android/hardware/wifi/IWifiStaIface.aidl
@@ -41,7 +41,7 @@
   void enableNdOffload(in boolean enable);
   android.hardware.wifi.StaApfPacketFilterCapabilities getApfPacketFilterCapabilities();
   android.hardware.wifi.StaBackgroundScanCapabilities getBackgroundScanCapabilities();
-  android.hardware.wifi.IWifiStaIface.StaIfaceCapabilityMask getCapabilities();
+  int getCapabilities();
   android.hardware.wifi.WifiDebugRxPacketFateReport[] getDebugRxPacketFates();
   android.hardware.wifi.WifiDebugTxPacketFateReport[] getDebugTxPacketFates();
   byte[6] getFactoryMacAddress();
diff --git a/wifi/aidl/aidl_api/android.hardware.wifi/current/android/hardware/wifi/StaBackgroundScanBucketParameters.aidl b/wifi/aidl/aidl_api/android.hardware.wifi/current/android/hardware/wifi/StaBackgroundScanBucketParameters.aidl
index b49d406..4e9671a 100644
--- a/wifi/aidl/aidl_api/android.hardware.wifi/current/android/hardware/wifi/StaBackgroundScanBucketParameters.aidl
+++ b/wifi/aidl/aidl_api/android.hardware.wifi/current/android/hardware/wifi/StaBackgroundScanBucketParameters.aidl
@@ -38,7 +38,7 @@
   android.hardware.wifi.WifiBand band;
   int[] frequencies;
   int periodInMs;
-  android.hardware.wifi.StaBackgroundScanBucketEventReportSchemeMask eventReportScheme;
+  int eventReportScheme;
   int exponentialMaxPeriodInMs;
   int exponentialBase;
   int exponentialStepCount;
diff --git a/wifi/aidl/aidl_api/android.hardware.wifi/current/android/hardware/wifi/StaScanData.aidl b/wifi/aidl/aidl_api/android.hardware.wifi/current/android/hardware/wifi/StaScanData.aidl
index 5903760..7c75232 100644
--- a/wifi/aidl/aidl_api/android.hardware.wifi/current/android/hardware/wifi/StaScanData.aidl
+++ b/wifi/aidl/aidl_api/android.hardware.wifi/current/android/hardware/wifi/StaScanData.aidl
@@ -34,7 +34,7 @@
 package android.hardware.wifi;
 @VintfStability
 parcelable StaScanData {
-  android.hardware.wifi.StaScanDataFlagMask flags;
+  int flags;
   int bucketsScanned;
   android.hardware.wifi.StaScanResult[] results;
 }
diff --git a/wifi/aidl/aidl_api/android.hardware.wifi/current/android/hardware/wifi/WifiUsableChannel.aidl b/wifi/aidl/aidl_api/android.hardware.wifi/current/android/hardware/wifi/WifiUsableChannel.aidl
index 94e3a8a..774b242 100644
--- a/wifi/aidl/aidl_api/android.hardware.wifi/current/android/hardware/wifi/WifiUsableChannel.aidl
+++ b/wifi/aidl/aidl_api/android.hardware.wifi/current/android/hardware/wifi/WifiUsableChannel.aidl
@@ -36,5 +36,5 @@
 parcelable WifiUsableChannel {
   int channel;
   android.hardware.wifi.WifiChannelWidthInMhz channelBandwidth;
-  android.hardware.wifi.WifiIfaceMode ifaceModeMask;
+  int ifaceModeMask;
 }
diff --git a/wifi/aidl/android/hardware/wifi/IWifiChip.aidl b/wifi/aidl/android/hardware/wifi/IWifiChip.aidl
index c0e41cd..1710f63 100644
--- a/wifi/aidl/android/hardware/wifi/IWifiChip.aidl
+++ b/wifi/aidl/android/hardware/wifi/IWifiChip.aidl
@@ -590,7 +590,7 @@
      *         |WifiStatusCode.ERROR_NOT_AVAILABLE|,
      *         |WifiStatusCode.ERROR_UNKNOWN|
      */
-    ChipCapabilityMask getCapabilities();
+    int getCapabilities();
 
     /**
      * API to retrieve the wifi wake up reason stats for debugging.
@@ -808,7 +808,7 @@
      *         |WifiStatusCode.FAILURE_UNKNOWN|
      */
     WifiUsableChannel[] getUsableChannels(
-            in WifiBand band, in WifiIfaceMode ifaceModeMask, in UsableChannelFilter filterMask);
+            in WifiBand band, in int ifaceModeMask, in int filterMask);
 
     /*
      * Set the max power level the chip is allowed to transmit on for 6Ghz AFC
@@ -982,8 +982,7 @@
      *         |WifiStatusCode.ERROR_WIFI_CHIP_INVALID|,
      *         |WifiStatusCode.ERROR_INVALID_ARGS|,
      */
-    void setCoexUnsafeChannels(
-            in CoexUnsafeChannel[] unsafeChannels, in CoexRestriction restrictions);
+    void setCoexUnsafeChannels(in CoexUnsafeChannel[] unsafeChannels, in int restrictions);
 
     /**
      * Set country code for this Wifi chip.
@@ -1110,14 +1109,14 @@
      * If the channel category is enabled and allowed by the regulatory, the HAL method
      * getUsableChannels() will contain the current STA-connected channel if that channel belongs
      * to that category.
-     * @param channelCategoryEnableFlag bitmask of |ChannelCategoryMask|.
+     * @param channelCategoryEnableFlag Bitmask of |ChannelCategoryMask| values.
      *        For each bit, 1 enables the channel category and 0 disables that channel category.
      * @throws ServiceSpecificException with one of the following values:
      *         |WifiStatusCode.ERROR_WIFI_CHIP_INVALID|,
      *         |WifiStatusCode.ERROR_NOT_SUPPORTED|,
      *         |WifiStatusCode.FAILURE_UNKNOWN|
      */
-    void enableStaChannelForPeerNetwork(in ChannelCategoryMask channelCategoryEnableFlag);
+    void enableStaChannelForPeerNetwork(in int channelCategoryEnableFlag);
 
     /**
      * Multi-Link Operation modes.
diff --git a/wifi/aidl/android/hardware/wifi/IWifiStaIface.aidl b/wifi/aidl/android/hardware/wifi/IWifiStaIface.aidl
index 28d6a4d..8e9a06d 100644
--- a/wifi/aidl/android/hardware/wifi/IWifiStaIface.aidl
+++ b/wifi/aidl/android/hardware/wifi/IWifiStaIface.aidl
@@ -198,7 +198,7 @@
      *         |WifiStatusCode.ERROR_NOT_AVAILABLE|,
      *         |WifiStatusCode.ERROR_UNKNOWN|
      */
-    StaIfaceCapabilityMask getCapabilities();
+    int getCapabilities();
 
     /**
      * API to retrieve the fates of inbound packets.
diff --git a/wifi/aidl/android/hardware/wifi/StaBackgroundScanBucketParameters.aidl b/wifi/aidl/android/hardware/wifi/StaBackgroundScanBucketParameters.aidl
index 7bd87b2..76b510d 100644
--- a/wifi/aidl/android/hardware/wifi/StaBackgroundScanBucketParameters.aidl
+++ b/wifi/aidl/android/hardware/wifi/StaBackgroundScanBucketParameters.aidl
@@ -16,7 +16,6 @@
 
 package android.hardware.wifi;
 
-import android.hardware.wifi.StaBackgroundScanBucketEventReportSchemeMask;
 import android.hardware.wifi.WifiBand;
 
 /**
@@ -50,7 +49,7 @@
      * Bitset of |StaBackgroundScanBucketEventReportSchemeMask| values controlling
      * when events for this bucket must be reported.
      */
-    StaBackgroundScanBucketEventReportSchemeMask eventReportScheme;
+    int eventReportScheme;
     /**
      * For exponential back off. If |exponentialMaxPeriodInMs| is non-zero or
      * different than period, then this bucket is an exponential backoff bucket
diff --git a/wifi/aidl/android/hardware/wifi/StaScanData.aidl b/wifi/aidl/android/hardware/wifi/StaScanData.aidl
index 9d6bd53..abc5638 100644
--- a/wifi/aidl/android/hardware/wifi/StaScanData.aidl
+++ b/wifi/aidl/android/hardware/wifi/StaScanData.aidl
@@ -16,7 +16,6 @@
 
 package android.hardware.wifi;
 
-import android.hardware.wifi.StaScanDataFlagMask;
 import android.hardware.wifi.StaScanResult;
 
 /**
@@ -26,9 +25,9 @@
 @VintfStability
 parcelable StaScanData {
     /**
-     * Bitset containing |ScanDataFlagMask| values.
+     * Bitset of |ScanDataFlagMask| values.
      */
-    StaScanDataFlagMask flags;
+    int flags;
     /**
      * Bitset where each bit indicates if the bucket with that index (starting at
      * 0) was scanned.
diff --git a/wifi/aidl/android/hardware/wifi/WifiUsableChannel.aidl b/wifi/aidl/android/hardware/wifi/WifiUsableChannel.aidl
index d92e4cc..077c17e 100644
--- a/wifi/aidl/android/hardware/wifi/WifiUsableChannel.aidl
+++ b/wifi/aidl/android/hardware/wifi/WifiUsableChannel.aidl
@@ -17,7 +17,6 @@
 package android.hardware.wifi;
 
 import android.hardware.wifi.WifiChannelWidthInMhz;
-import android.hardware.wifi.WifiIfaceMode;
 
 /**
  * Wifi usable channel information.
@@ -33,7 +32,8 @@
      */
     WifiChannelWidthInMhz channelBandwidth;
     /**
-     * Iface modes feasible on this channel.
+     * Iface modes feasible on this channel, represented as a bitmask
+     * of |WifiIfaceMode| values.
      */
-    WifiIfaceMode ifaceModeMask;
+    int ifaceModeMask;
 }
diff --git a/wifi/aidl/default/aidl_struct_util.cpp b/wifi/aidl/default/aidl_struct_util.cpp
index fc90d7e..4acdd2f 100644
--- a/wifi/aidl/default/aidl_struct_util.cpp
+++ b/wifi/aidl/default/aidl_struct_util.cpp
@@ -408,8 +408,8 @@
     aidl_usable_channel->channel = legacy_usable_channel.freq;
     aidl_usable_channel->channelBandwidth =
             convertLegacyWifiChannelWidthToAidl(legacy_usable_channel.width);
-    aidl_usable_channel->ifaceModeMask = static_cast<WifiIfaceMode>(
-            convertLegacyWifiInterfaceModeToAidl(legacy_usable_channel.iface_mode_mask));
+    aidl_usable_channel->ifaceModeMask =
+            convertLegacyWifiInterfaceModeToAidl(legacy_usable_channel.iface_mode_mask);
 
     return true;
 }
@@ -572,7 +572,7 @@
         legacy_bucket_spec.report_events = 0;
         using AidlFlag = StaBackgroundScanBucketEventReportSchemeMask;
         for (const auto flag : {AidlFlag::EACH_SCAN, AidlFlag::FULL_RESULTS, AidlFlag::NO_BATCH}) {
-            if (static_cast<int32_t>(aidl_bucket_spec.eventReportScheme) &
+            if (aidl_bucket_spec.eventReportScheme &
                 static_cast<std::underlying_type<AidlFlag>::type>(flag)) {
                 legacy_bucket_spec.report_events |= convertAidlGscanReportEventFlagToLegacy(flag);
             }
@@ -678,7 +678,7 @@
                     convertLegacyGscanDataFlagToAidl(flag));
         }
     }
-    aidl_scan_data->flags = static_cast<StaScanDataFlagMask>(flags);
+    aidl_scan_data->flags = flags;
     aidl_scan_data->bucketsScanned = legacy_cached_scan_result.buckets_scanned;
 
     CHECK(legacy_cached_scan_result.num_results >= 0 &&
diff --git a/wifi/aidl/default/aidl_struct_util.h b/wifi/aidl/default/aidl_struct_util.h
index 3da94dc..9a13672 100644
--- a/wifi/aidl/default/aidl_struct_util.h
+++ b/wifi/aidl/default/aidl_struct_util.h
@@ -20,7 +20,10 @@
 #include <aidl/android/hardware/wifi/IWifiChip.h>
 #include <aidl/android/hardware/wifi/IWifiChipEventCallback.h>
 #include <aidl/android/hardware/wifi/NanBandIndex.h>
+#include <aidl/android/hardware/wifi/StaBackgroundScanBucketEventReportSchemeMask.h>
+#include <aidl/android/hardware/wifi/StaScanDataFlagMask.h>
 #include <aidl/android/hardware/wifi/WifiDebugRingBufferFlags.h>
+#include <aidl/android/hardware/wifi/WifiIfaceMode.h>
 
 #include <vector>
 
diff --git a/wifi/aidl/default/wifi_chip.cpp b/wifi/aidl/default/wifi_chip.cpp
index 89edaa4..dd24e6b 100644
--- a/wifi/aidl/default/wifi_chip.cpp
+++ b/wifi/aidl/default/wifi_chip.cpp
@@ -455,7 +455,7 @@
                            &WifiChip::registerEventCallbackInternal, event_callback);
 }
 
-ndk::ScopedAStatus WifiChip::getCapabilities(IWifiChip::ChipCapabilityMask* _aidl_return) {
+ndk::ScopedAStatus WifiChip::getCapabilities(int32_t* _aidl_return) {
     return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
                            &WifiChip::getCapabilitiesInternal, _aidl_return);
 }
@@ -681,7 +681,7 @@
 
 ndk::ScopedAStatus WifiChip::setCoexUnsafeChannels(
         const std::vector<IWifiChip::CoexUnsafeChannel>& in_unsafeChannels,
-        CoexRestriction in_restrictions) {
+        int32_t in_restrictions) {
     return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
                            &WifiChip::setCoexUnsafeChannelsInternal, in_unsafeChannels,
                            in_restrictions);
@@ -692,8 +692,8 @@
                            &WifiChip::setCountryCodeInternal, in_code);
 }
 
-ndk::ScopedAStatus WifiChip::getUsableChannels(WifiBand in_band, WifiIfaceMode in_ifaceModeMask,
-                                               UsableChannelFilter in_filterMask,
+ndk::ScopedAStatus WifiChip::getUsableChannels(WifiBand in_band, int32_t in_ifaceModeMask,
+                                               int32_t in_filterMask,
                                                std::vector<WifiUsableChannel>* _aidl_return) {
     return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
                            &WifiChip::getUsableChannelsInternal, _aidl_return, in_band,
@@ -722,8 +722,7 @@
                            &WifiChip::getWifiChipCapabilitiesInternal, _aidl_return);
 }
 
-ndk::ScopedAStatus WifiChip::enableStaChannelForPeerNetwork(
-        ChannelCategoryMask in_channelCategoryEnableFlag) {
+ndk::ScopedAStatus WifiChip::enableStaChannelForPeerNetwork(int32_t in_channelCategoryEnableFlag) {
     return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
                            &WifiChip::enableStaChannelForPeerNetworkInternal,
                            in_channelCategoryEnableFlag);
@@ -787,7 +786,7 @@
     return ndk::ScopedAStatus::ok();
 }
 
-std::pair<IWifiChip::ChipCapabilityMask, ndk::ScopedAStatus> WifiChip::getCapabilitiesInternal() {
+std::pair<int32_t, ndk::ScopedAStatus> WifiChip::getCapabilitiesInternal() {
     legacy_hal::wifi_error legacy_status;
     uint64_t legacy_feature_set;
     uint32_t legacy_logger_feature_set;
@@ -795,7 +794,7 @@
     std::tie(legacy_status, legacy_feature_set) =
             legacy_hal_.lock()->getSupportedFeatureSet(ifname);
     if (legacy_status != legacy_hal::WIFI_SUCCESS) {
-        return {IWifiChip::ChipCapabilityMask{}, createWifiStatusFromLegacyError(legacy_status)};
+        return {0, createWifiStatusFromLegacyError(legacy_status)};
     }
     std::tie(legacy_status, legacy_logger_feature_set) =
             legacy_hal_.lock()->getLoggerSupportedFeatureSet(ifname);
@@ -806,9 +805,9 @@
     uint32_t aidl_caps;
     if (!aidl_struct_util::convertLegacyFeaturesToAidlChipCapabilities(legacy_feature_set,
                                                                        &aidl_caps)) {
-        return {IWifiChip::ChipCapabilityMask{}, createWifiStatus(WifiStatusCode::ERROR_UNKNOWN)};
+        return {0, createWifiStatus(WifiStatusCode::ERROR_UNKNOWN)};
     }
-    return {static_cast<IWifiChip::ChipCapabilityMask>(aidl_caps), ndk::ScopedAStatus::ok()};
+    return {aidl_caps, ndk::ScopedAStatus::ok()};
 }
 
 std::pair<std::vector<IWifiChip::ChipMode>, ndk::ScopedAStatus>
@@ -1385,13 +1384,12 @@
 }
 
 ndk::ScopedAStatus WifiChip::setCoexUnsafeChannelsInternal(
-        std::vector<IWifiChip::CoexUnsafeChannel> unsafe_channels, CoexRestriction restrictions) {
+        std::vector<IWifiChip::CoexUnsafeChannel> unsafe_channels, int32_t aidl_restrictions) {
     std::vector<legacy_hal::wifi_coex_unsafe_channel> legacy_unsafe_channels;
     if (!aidl_struct_util::convertAidlVectorOfCoexUnsafeChannelToLegacy(unsafe_channels,
                                                                         &legacy_unsafe_channels)) {
         return createWifiStatus(WifiStatusCode::ERROR_INVALID_ARGS);
     }
-    uint32_t aidl_restrictions = static_cast<uint32_t>(restrictions);
     uint32_t legacy_restrictions = 0;
     if (aidl_restrictions & static_cast<uint32_t>(CoexRestriction::WIFI_DIRECT)) {
         legacy_restrictions |= legacy_hal::wifi_coex_restriction::WIFI_DIRECT;
@@ -1413,15 +1411,13 @@
 }
 
 std::pair<std::vector<WifiUsableChannel>, ndk::ScopedAStatus> WifiChip::getUsableChannelsInternal(
-        WifiBand band, WifiIfaceMode ifaceModeMask, UsableChannelFilter filterMask) {
+        WifiBand band, int32_t ifaceModeMask, int32_t filterMask) {
     legacy_hal::wifi_error legacy_status;
     std::vector<legacy_hal::wifi_usable_channel> legacy_usable_channels;
     std::tie(legacy_status, legacy_usable_channels) = legacy_hal_.lock()->getUsableChannels(
             aidl_struct_util::convertAidlWifiBandToLegacyMacBand(band),
-            aidl_struct_util::convertAidlWifiIfaceModeToLegacy(
-                    static_cast<uint32_t>(ifaceModeMask)),
-            aidl_struct_util::convertAidlUsableChannelFilterToLegacy(
-                    static_cast<uint32_t>(filterMask)));
+            aidl_struct_util::convertAidlWifiIfaceModeToLegacy(ifaceModeMask),
+            aidl_struct_util::convertAidlUsableChannelFilterToLegacy(filterMask));
 
     if (legacy_status != legacy_hal::WIFI_SUCCESS) {
         return {std::vector<WifiUsableChannel>(), createWifiStatusFromLegacyError(legacy_status)};
@@ -1483,10 +1479,9 @@
 }
 
 ndk::ScopedAStatus WifiChip::enableStaChannelForPeerNetworkInternal(
-        ChannelCategoryMask channelCategoryEnableFlag) {
+        int32_t channelCategoryEnableFlag) {
     auto legacy_status = legacy_hal_.lock()->enableStaChannelForPeerNetwork(
-            aidl_struct_util::convertAidlChannelCategoryToLegacy(
-                    static_cast<uint32_t>(channelCategoryEnableFlag)));
+            aidl_struct_util::convertAidlChannelCategoryToLegacy(channelCategoryEnableFlag));
     return createWifiStatusFromLegacyError(legacy_status);
 }
 
diff --git a/wifi/aidl/default/wifi_chip.h b/wifi/aidl/default/wifi_chip.h
index eca68ed..c5dcee7 100644
--- a/wifi/aidl/default/wifi_chip.h
+++ b/wifi/aidl/default/wifi_chip.h
@@ -85,7 +85,7 @@
     ndk::ScopedAStatus getId(int32_t* _aidl_return) override;
     ndk::ScopedAStatus registerEventCallback(
             const std::shared_ptr<IWifiChipEventCallback>& in_callback) override;
-    ndk::ScopedAStatus getCapabilities(IWifiChip::ChipCapabilityMask* _aidl_return) override;
+    ndk::ScopedAStatus getCapabilities(int32_t* _aidl_return) override;
     ndk::ScopedAStatus getAvailableModes(std::vector<IWifiChip::ChipMode>* _aidl_return) override;
     ndk::ScopedAStatus configureChip(int32_t in_modeId) override;
     ndk::ScopedAStatus getMode(int32_t* _aidl_return) override;
@@ -136,10 +136,10 @@
     ndk::ScopedAStatus setMultiStaUseCase(IWifiChip::MultiStaUseCase in_useCase) override;
     ndk::ScopedAStatus setCoexUnsafeChannels(
             const std::vector<IWifiChip::CoexUnsafeChannel>& in_unsafeChannels,
-            CoexRestriction in_restrictions) override;
+            int32_t in_restrictions) override;
     ndk::ScopedAStatus setCountryCode(const std::array<uint8_t, 2>& in_code) override;
-    ndk::ScopedAStatus getUsableChannels(WifiBand in_band, WifiIfaceMode in_ifaceModeMask,
-                                         UsableChannelFilter in_filterMask,
+    ndk::ScopedAStatus getUsableChannels(WifiBand in_band, int32_t in_ifaceModeMask,
+                                         int32_t in_filterMask,
                                          std::vector<WifiUsableChannel>* _aidl_return) override;
     ndk::ScopedAStatus setAfcChannelAllowance(
             const std::vector<AvailableAfcFrequencyInfo>& availableAfcFrequencyInfo) override;
@@ -148,7 +148,7 @@
             std::vector<WifiRadioCombination>* _aidl_return) override;
     ndk::ScopedAStatus getWifiChipCapabilities(WifiChipCapabilities* _aidl_return) override;
     ndk::ScopedAStatus enableStaChannelForPeerNetwork(
-            ChannelCategoryMask in_channelCategoryEnableFlag) override;
+            int32_t in_channelCategoryEnableFlag) override;
     binder_status_t dump(int fd, const char** args, uint32_t numArgs) override;
     ndk::ScopedAStatus setMloMode(const ChipMloMode in_mode) override;
 
@@ -162,7 +162,7 @@
     std::pair<int32_t, ndk::ScopedAStatus> getIdInternal();
     ndk::ScopedAStatus registerEventCallbackInternal(
             const std::shared_ptr<IWifiChipEventCallback>& event_callback);
-    std::pair<IWifiChip::ChipCapabilityMask, ndk::ScopedAStatus> getCapabilitiesInternal();
+    std::pair<int32_t, ndk::ScopedAStatus> getCapabilitiesInternal();
     std::pair<std::vector<IWifiChip::ChipMode>, ndk::ScopedAStatus> getAvailableModesInternal();
     ndk::ScopedAStatus configureChipInternal(std::unique_lock<std::recursive_mutex>* lock,
                                              int32_t mode_id);
@@ -214,13 +214,11 @@
     ndk::ScopedAStatus setMultiStaPrimaryConnectionInternal(const std::string& ifname);
     ndk::ScopedAStatus setMultiStaUseCaseInternal(IWifiChip::MultiStaUseCase use_case);
     ndk::ScopedAStatus setCoexUnsafeChannelsInternal(
-            std::vector<IWifiChip::CoexUnsafeChannel> unsafe_channels,
-            CoexRestriction restrictions);
+            std::vector<IWifiChip::CoexUnsafeChannel> unsafe_channels, int32_t restrictions);
     ndk::ScopedAStatus setCountryCodeInternal(const std::array<uint8_t, 2>& in_code);
     std::pair<std::vector<WifiUsableChannel>, ndk::ScopedAStatus> getUsableChannelsInternal(
-            WifiBand band, WifiIfaceMode ifaceModeMask, UsableChannelFilter filterMask);
-    ndk::ScopedAStatus enableStaChannelForPeerNetworkInternal(
-            ChannelCategoryMask channelCategoryEnableFlag);
+            WifiBand band, int32_t ifaceModeMask, int32_t filterMask);
+    ndk::ScopedAStatus enableStaChannelForPeerNetworkInternal(int32_t channelCategoryEnableFlag);
     ndk::ScopedAStatus setAfcChannelAllowanceInternal(
             const std::vector<AvailableAfcFrequencyInfo>& availableAfcFrequencyInfo);
     ndk::ScopedAStatus handleChipConfiguration(std::unique_lock<std::recursive_mutex>* lock,
diff --git a/wifi/aidl/default/wifi_sta_iface.cpp b/wifi/aidl/default/wifi_sta_iface.cpp
index 300316a..eceeeb5 100644
--- a/wifi/aidl/default/wifi_sta_iface.cpp
+++ b/wifi/aidl/default/wifi_sta_iface.cpp
@@ -82,8 +82,7 @@
                            &WifiStaIface::registerEventCallbackInternal, in_callback);
 }
 
-ndk::ScopedAStatus WifiStaIface::getCapabilities(
-        IWifiStaIface::StaIfaceCapabilityMask* _aidl_return) {
+ndk::ScopedAStatus WifiStaIface::getCapabilities(int32_t* _aidl_return) {
     return validateAndCall(this, WifiStatusCode::ERROR_WIFI_IFACE_INVALID,
                            &WifiStaIface::getCapabilitiesInternal, _aidl_return);
 }
@@ -239,24 +238,20 @@
     return ndk::ScopedAStatus::ok();
 }
 
-std::pair<IWifiStaIface::StaIfaceCapabilityMask, ndk::ScopedAStatus>
-WifiStaIface::getCapabilitiesInternal() {
+std::pair<int32_t, ndk::ScopedAStatus> WifiStaIface::getCapabilitiesInternal() {
     legacy_hal::wifi_error legacy_status;
     uint64_t legacy_feature_set;
     std::tie(legacy_status, legacy_feature_set) =
             legacy_hal_.lock()->getSupportedFeatureSet(ifname_);
     if (legacy_status != legacy_hal::WIFI_SUCCESS) {
-        return {IWifiStaIface::StaIfaceCapabilityMask{},
-                createWifiStatusFromLegacyError(legacy_status)};
+        return {0, createWifiStatusFromLegacyError(legacy_status)};
     }
     uint32_t aidl_caps;
     if (!aidl_struct_util::convertLegacyFeaturesToAidlStaCapabilities(legacy_feature_set,
                                                                       &aidl_caps)) {
-        return {IWifiStaIface::StaIfaceCapabilityMask{},
-                createWifiStatus(WifiStatusCode::ERROR_UNKNOWN)};
+        return {0, createWifiStatus(WifiStatusCode::ERROR_UNKNOWN)};
     }
-    return {static_cast<IWifiStaIface::StaIfaceCapabilityMask>(aidl_caps),
-            ndk::ScopedAStatus::ok()};
+    return {aidl_caps, ndk::ScopedAStatus::ok()};
 }
 
 std::pair<StaApfPacketFilterCapabilities, ndk::ScopedAStatus>
diff --git a/wifi/aidl/default/wifi_sta_iface.h b/wifi/aidl/default/wifi_sta_iface.h
index 2e4403a..0831e16 100644
--- a/wifi/aidl/default/wifi_sta_iface.h
+++ b/wifi/aidl/default/wifi_sta_iface.h
@@ -54,8 +54,7 @@
     ndk::ScopedAStatus getName(std::string* _aidl_return) override;
     ndk::ScopedAStatus registerEventCallback(
             const std::shared_ptr<IWifiStaIfaceEventCallback>& in_callback) override;
-    ndk::ScopedAStatus getCapabilities(
-            IWifiStaIface::StaIfaceCapabilityMask* _aidl_return) override;
+    ndk::ScopedAStatus getCapabilities(int32_t* _aidl_return) override;
     ndk::ScopedAStatus getApfPacketFilterCapabilities(
             StaApfPacketFilterCapabilities* _aidl_return) override;
     ndk::ScopedAStatus installApfPacketFilter(const std::vector<uint8_t>& in_program) override;
@@ -99,7 +98,7 @@
     std::pair<std::string, ndk::ScopedAStatus> getNameInternal();
     ndk::ScopedAStatus registerEventCallbackInternal(
             const std::shared_ptr<IWifiStaIfaceEventCallback>& callback);
-    std::pair<IWifiStaIface::StaIfaceCapabilityMask, ndk::ScopedAStatus> getCapabilitiesInternal();
+    std::pair<int32_t, ndk::ScopedAStatus> getCapabilitiesInternal();
     std::pair<StaApfPacketFilterCapabilities, ndk::ScopedAStatus>
     getApfPacketFilterCapabilitiesInternal();
     ndk::ScopedAStatus installApfPacketFilterInternal(const std::vector<uint8_t>& program);
diff --git a/wifi/aidl/vts/functional/wifi_aidl_test_utils.cpp b/wifi/aidl/vts/functional/wifi_aidl_test_utils.cpp
index 463545b..4cf14a2 100644
--- a/wifi/aidl/vts/functional/wifi_aidl_test_utils.cpp
+++ b/wifi/aidl/vts/functional/wifi_aidl_test_utils.cpp
@@ -208,9 +208,9 @@
 }
 
 int32_t getChipCapabilities(const std::shared_ptr<IWifiChip>& wifi_chip) {
-    IWifiChip::ChipCapabilityMask caps = {};
+    int32_t caps = 0;
     if (wifi_chip->getCapabilities(&caps).isOk()) {
-        return static_cast<int32_t>(caps);
+        return caps;
     }
     return 0;
 }
diff --git a/wifi/aidl/vts/functional/wifi_chip_aidl_test.cpp b/wifi/aidl/vts/functional/wifi_chip_aidl_test.cpp
index d0b7014..dbff949 100644
--- a/wifi/aidl/vts/functional/wifi_chip_aidl_test.cpp
+++ b/wifi/aidl/vts/functional/wifi_chip_aidl_test.cpp
@@ -22,6 +22,7 @@
 #include <aidl/Vintf.h>
 #include <aidl/android/hardware/wifi/BnWifi.h>
 #include <aidl/android/hardware/wifi/BnWifiChipEventCallback.h>
+#include <aidl/android/hardware/wifi/WifiIfaceMode.h>
 #include <android/binder_manager.h>
 #include <android/binder_status.h>
 #include <binder/IServiceManager.h>
@@ -232,9 +233,7 @@
 
     std::vector<WifiUsableChannel> channels;
     configureChipForConcurrencyType(IfaceConcurrencyType::STA);
-    auto status = wifi_chip_->getUsableChannels(
-            band, static_cast<WifiIfaceMode>(ifaceModeMask),
-            static_cast<IWifiChip::UsableChannelFilter>(filterMask), &channels);
+    auto status = wifi_chip_->getUsableChannels(band, ifaceModeMask, filterMask, &channels);
     if (checkStatusCode(&status, WifiStatusCode::ERROR_NOT_SUPPORTED)) {
         GTEST_SKIP() << "getUsableChannels() is not supported by vendor.";
     }
@@ -337,7 +336,7 @@
 
     // Test with an empty vector of CoexUnsafeChannels.
     std::vector<IWifiChip::CoexUnsafeChannel> vec;
-    IWifiChip::CoexRestriction restrictions = static_cast<IWifiChip::CoexRestriction>(0);
+    int restrictions = 0;
     auto status = wifi_chip_->setCoexUnsafeChannels(vec, restrictions);
     if (!status.isOk()) {
         EXPECT_TRUE(checkStatusCode(&status, WifiStatusCode::ERROR_NOT_SUPPORTED));
@@ -352,10 +351,9 @@
     unsafeChannel5Ghz.band = WifiBand::BAND_5GHZ;
     unsafeChannel5Ghz.channel = 36;
     vec.push_back(unsafeChannel5Ghz);
-    restrictions = static_cast<IWifiChip::CoexRestriction>(
-            static_cast<int32_t>(IWifiChip::CoexRestriction::WIFI_AWARE) |
-            static_cast<int32_t>(IWifiChip::CoexRestriction::SOFTAP) |
-            static_cast<int32_t>(IWifiChip::CoexRestriction::WIFI_DIRECT));
+    restrictions = static_cast<int32_t>(IWifiChip::CoexRestriction::WIFI_AWARE) |
+                   static_cast<int32_t>(IWifiChip::CoexRestriction::SOFTAP) |
+                   static_cast<int32_t>(IWifiChip::CoexRestriction::WIFI_DIRECT);
 
     status = wifi_chip_->setCoexUnsafeChannels(vec, restrictions);
     if (!status.isOk()) {
diff --git a/wifi/aidl/vts/functional/wifi_sta_iface_aidl_test.cpp b/wifi/aidl/vts/functional/wifi_sta_iface_aidl_test.cpp
index fe32be5..b772bc3 100644
--- a/wifi/aidl/vts/functional/wifi_sta_iface_aidl_test.cpp
+++ b/wifi/aidl/vts/functional/wifi_sta_iface_aidl_test.cpp
@@ -54,9 +54,9 @@
 
   protected:
     bool isCapabilitySupported(IWifiStaIface::StaIfaceCapabilityMask expected) {
-        IWifiStaIface::StaIfaceCapabilityMask caps = {};
+        int32_t caps = 0;
         EXPECT_TRUE(wifi_sta_iface_->getCapabilities(&caps).isOk());
-        return static_cast<uint32_t>(caps) & static_cast<uint32_t>(expected);
+        return caps & static_cast<int32_t>(expected);
     }
 
     ndk::ScopedAStatus createStaIface(std::shared_ptr<IWifiStaIface>* sta_iface) {
@@ -86,9 +86,9 @@
  * GetCapabilities
  */
 TEST_P(WifiStaIfaceAidlTest, GetCapabilities) {
-    IWifiStaIface::StaIfaceCapabilityMask caps = {};
+    int32_t caps = 0;
     EXPECT_TRUE(wifi_sta_iface_->getCapabilities(&caps).isOk());
-    EXPECT_NE(static_cast<int32_t>(caps), 0);
+    EXPECT_NE(caps, 0);
 }
 
 /*