diff --git a/services/surfaceflinger/PowerAdvisor/Android.bp b/services/surfaceflinger/PowerAdvisor/Android.bp
new file mode 100644
index 0000000..7352f7a
--- /dev/null
+++ b/services/surfaceflinger/PowerAdvisor/Android.bp
@@ -0,0 +1,54 @@
+/*
+ * Copyright 2024 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.
+ */
+
+// ADPF uses FMQ which can't build to CPP backend, and is thus not
+// compatible with the rest of SF aidl for this reason
+
+aidl_interface {
+    name: "android.adpf.sessionmanager_aidl",
+    defaults: [
+        "android.hardware.power-aidl",
+    ],
+    srcs: [
+        "aidl/android/adpf/*.aidl",
+    ],
+    local_include_dir: "aidl",
+    unstable: true,
+    backend: {
+        java: {
+            sdk_version: "module_current",
+            enabled: true,
+        },
+        cpp: {
+            enabled: false,
+        },
+        ndk: {
+            enabled: true,
+        },
+    },
+    imports: [
+        "android.hardware.common.fmq-V1",
+        "android.hardware.common-V2",
+    ],
+}
+
+cc_defaults {
+    name: "poweradvisor_deps",
+    shared_libs: [
+        "libpowermanager",
+        "android.adpf.sessionmanager_aidl-ndk",
+    ],
+}
diff --git a/services/surfaceflinger/PowerAdvisor/aidl/android/adpf/ISessionManager.aidl b/services/surfaceflinger/PowerAdvisor/aidl/android/adpf/ISessionManager.aidl
new file mode 100644
index 0000000..c1a6a9e
--- /dev/null
+++ b/services/surfaceflinger/PowerAdvisor/aidl/android/adpf/ISessionManager.aidl
@@ -0,0 +1,26 @@
+/*
+ * Copyright 2024 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.adpf;
+
+/**
+ * Private service for SessionManager to use. Ideally this will
+ * eventually take the role of HintManagerService.
+ */
+interface ISessionManager {
+    oneway void associateSessionToLayers(in int sessionId, in int ownerUid, in IBinder[] layers);
+    oneway void trackedSessionsDied(in int[] sessionId);
+}