diff --git a/power-libperfmgr/Power.cpp b/power-libperfmgr/Power.cpp
index df2b934..c5f1f14 100644
--- a/power-libperfmgr/Power.cpp
+++ b/power-libperfmgr/Power.cpp
@@ -92,6 +92,18 @@ Power::Power()
     mInitThread.detach();
 }
 
+Return<void> Power::updateHint(const char *hint, bool enable) {
+    if (!mReady) {
+        return Void();
+    }
+    if (enable) {
+        mHintManager->DoHint(hint);
+    } else {
+        mHintManager->EndHint(hint);
+    }
+    return Void();
+}
+
 // Methods from ::android::hardware::power::V1_0::IPower follow.
 Return<void> Power::setInteractive(bool /* interactive */) {
     return Void();
diff --git a/power-libperfmgr/Power.h b/power-libperfmgr/Power.h
index 3855134..709697e 100644
--- a/power-libperfmgr/Power.h
+++ b/power-libperfmgr/Power.h
@@ -73,6 +73,8 @@ class Power : public IPower {
     std::atomic<bool> mSustainedPerfModeOn;
     std::atomic<bool> mReady;
     std::thread mInitThread;
+
+    Return<void> updateHint(const char *hint, bool enable);
 };
 
 }  // namespace implementation