diff --git a/graphics/allocator/aidl/Android.bp b/graphics/allocator/aidl/Android.bp
index 67c7fb5..a3a2c55 100644
--- a/graphics/allocator/aidl/Android.bp
+++ b/graphics/allocator/aidl/Android.bp
@@ -39,12 +39,20 @@
             min_sdk_version: "29",
         },
     },
-    frozen: false,
+    frozen: true,
     versions_with_info: [
         {
             version: "1",
             imports: ["android.hardware.common-V2"],
         },
+        {
+            version: "2",
+            imports: [
+                "android.hardware.common-V2",
+                "android.hardware.graphics.common-V4",
+            ],
+        },
+
     ],
 
 }
diff --git a/graphics/allocator/aidl/aidl_api/android.hardware.graphics.allocator/2/.hash b/graphics/allocator/aidl/aidl_api/android.hardware.graphics.allocator/2/.hash
new file mode 100644
index 0000000..cd11a09
--- /dev/null
+++ b/graphics/allocator/aidl/aidl_api/android.hardware.graphics.allocator/2/.hash
@@ -0,0 +1 @@
+9499fec09c544e9de5be3c87125721600f8ade66
diff --git a/graphics/allocator/aidl/aidl_api/android.hardware.graphics.allocator/2/android/hardware/graphics/allocator/AllocationError.aidl b/graphics/allocator/aidl/aidl_api/android.hardware.graphics.allocator/2/android/hardware/graphics/allocator/AllocationError.aidl
new file mode 100644
index 0000000..e50d170
--- /dev/null
+++ b/graphics/allocator/aidl/aidl_api/android.hardware.graphics.allocator/2/android/hardware/graphics/allocator/AllocationError.aidl
@@ -0,0 +1,40 @@
+/*
+ * 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.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// 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.graphics.allocator;
+@Backing(type="int") @VintfStability
+enum AllocationError {
+  BAD_DESCRIPTOR,
+  NO_RESOURCES,
+  UNSUPPORTED,
+}
diff --git a/graphics/allocator/aidl/aidl_api/android.hardware.graphics.allocator/2/android/hardware/graphics/allocator/AllocationResult.aidl b/graphics/allocator/aidl/aidl_api/android.hardware.graphics.allocator/2/android/hardware/graphics/allocator/AllocationResult.aidl
new file mode 100644
index 0000000..73cfeb5
--- /dev/null
+++ b/graphics/allocator/aidl/aidl_api/android.hardware.graphics.allocator/2/android/hardware/graphics/allocator/AllocationResult.aidl
@@ -0,0 +1,39 @@
+/*
+ * 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.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// 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.graphics.allocator;
+@VintfStability
+parcelable AllocationResult {
+  int stride;
+  android.hardware.common.NativeHandle[] buffers;
+}
diff --git a/graphics/allocator/aidl/aidl_api/android.hardware.graphics.allocator/2/android/hardware/graphics/allocator/BufferDescriptorInfo.aidl b/graphics/allocator/aidl/aidl_api/android.hardware.graphics.allocator/2/android/hardware/graphics/allocator/BufferDescriptorInfo.aidl
new file mode 100644
index 0000000..49c2497
--- /dev/null
+++ b/graphics/allocator/aidl/aidl_api/android.hardware.graphics.allocator/2/android/hardware/graphics/allocator/BufferDescriptorInfo.aidl
@@ -0,0 +1,45 @@
+/*
+ * 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.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// 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.graphics.allocator;
+@VintfStability
+parcelable BufferDescriptorInfo {
+  byte[128] name;
+  int width;
+  int height;
+  int layerCount;
+  android.hardware.graphics.common.PixelFormat format = android.hardware.graphics.common.PixelFormat.UNSPECIFIED;
+  android.hardware.graphics.common.BufferUsage usage = android.hardware.graphics.common.BufferUsage.CPU_READ_NEVER;
+  long reservedSize;
+  android.hardware.graphics.common.ExtendableType[] additionalOptions;
+}
diff --git a/graphics/allocator/aidl/aidl_api/android.hardware.graphics.allocator/2/android/hardware/graphics/allocator/IAllocator.aidl b/graphics/allocator/aidl/aidl_api/android.hardware.graphics.allocator/2/android/hardware/graphics/allocator/IAllocator.aidl
new file mode 100644
index 0000000..66e49a7
--- /dev/null
+++ b/graphics/allocator/aidl/aidl_api/android.hardware.graphics.allocator/2/android/hardware/graphics/allocator/IAllocator.aidl
@@ -0,0 +1,44 @@
+/*
+ * 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.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// 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.graphics.allocator;
+@VintfStability
+interface IAllocator {
+  /**
+   * @deprecated As of android.hardware.graphics.allocator-V2 in combination with AIMAPPER_VERSION_5 this is deprecated & replaced with allocate2. If android.hardware.graphics.mapper@4 is still in use, however, this is still required to be implemented.
+   */
+  android.hardware.graphics.allocator.AllocationResult allocate(in byte[] descriptor, in int count);
+  android.hardware.graphics.allocator.AllocationResult allocate2(in android.hardware.graphics.allocator.BufferDescriptorInfo descriptor, in int count);
+  boolean isSupported(in android.hardware.graphics.allocator.BufferDescriptorInfo descriptor);
+  String getIMapperLibrarySuffix();
+}