diff --git a/core/java/android/service/voice/AlwaysOnHotwordDetector.java b/core/java/android/service/voice/AlwaysOnHotwordDetector.java
index fed28df964d66..67b97cee1b514 100644
--- a/core/java/android/service/voice/AlwaysOnHotwordDetector.java
+++ b/core/java/android/service/voice/AlwaysOnHotwordDetector.java
@@ -354,6 +354,13 @@ public class AlwaysOnHotwordDetector extends AbstractHotwordDetector {
                     null);
         }
 
+        EventPayload(boolean triggerAvailable, boolean captureAvailable,
+                AudioFormat audioFormat, int captureSession, byte[] data,
+                HotwordDetectedResult hotwordDetectedResult) {
+            this(triggerAvailable, captureAvailable, audioFormat, captureSession, data,
+                    hotwordDetectedResult, null);
+        }
+
         EventPayload(AudioFormat audioFormat, HotwordDetectedResult hotwordDetectedResult) {
             this(false, false, audioFormat, -1, null, hotwordDetectedResult, null);
         }
@@ -1149,7 +1156,8 @@ public class AlwaysOnHotwordDetector extends AbstractHotwordDetector {
         }
 
         @Override
-        public void onKeyphraseDetected(KeyphraseRecognitionEvent event) {
+        public void onKeyphraseDetected(
+                KeyphraseRecognitionEvent event, HotwordDetectedResult result) {
             if (DBG) {
                 Slog.d(TAG, "onDetected(" + event + ")");
             } else {
@@ -1157,7 +1165,7 @@ public class AlwaysOnHotwordDetector extends AbstractHotwordDetector {
             }
             Message.obtain(mHandler, MSG_HOTWORD_DETECTED,
                     new EventPayload(event.triggerInData, event.captureAvailable,
-                            event.captureFormat, event.captureSession, event.data))
+                            event.captureFormat, event.captureSession, event.data, result))
                     .sendToTarget();
         }
         @Override
diff --git a/core/java/android/service/voice/SoftwareHotwordDetector.java b/core/java/android/service/voice/SoftwareHotwordDetector.java
index 47f2c6403757a..204e7df89706a 100644
--- a/core/java/android/service/voice/SoftwareHotwordDetector.java
+++ b/core/java/android/service/voice/SoftwareHotwordDetector.java
@@ -147,8 +147,9 @@ class SoftwareHotwordDetector extends AbstractHotwordDetector {
         }
 
         @Override
-        public void onKeyphraseDetected(SoundTrigger.KeyphraseRecognitionEvent recognitionEvent)
-                throws RemoteException {
+        public void onKeyphraseDetected(
+                SoundTrigger.KeyphraseRecognitionEvent recognitionEvent,
+                HotwordDetectedResult result) {
 
         }
 
diff --git a/core/java/com/android/internal/app/IHotwordRecognitionStatusCallback.aidl b/core/java/com/android/internal/app/IHotwordRecognitionStatusCallback.aidl
index 9bec505c801db..ec99c95a737c5 100644
--- a/core/java/com/android/internal/app/IHotwordRecognitionStatusCallback.aidl
+++ b/core/java/com/android/internal/app/IHotwordRecognitionStatusCallback.aidl
@@ -17,6 +17,7 @@
 package com.android.internal.app;
 
 import android.hardware.soundtrigger.SoundTrigger;
+import android.service.voice.HotwordDetectedResult;
 import android.service.voice.HotwordRejectedResult;
 
 /**
@@ -29,8 +30,11 @@ oneway interface IHotwordRecognitionStatusCallback {
      * @param recognitionEvent Object containing data relating to the
      *                         keyphrase recognition event such as keyphrase
      *                         extras.
+     * @param result Successful detection result payload.
      */
-    void onKeyphraseDetected(in SoundTrigger.KeyphraseRecognitionEvent recognitionEvent);
+    void onKeyphraseDetected(
+            in SoundTrigger.KeyphraseRecognitionEvent recognitionEvent,
+            in HotwordDetectedResult result);
 
    /**
      * Called when a generic sound trigger event is witnessed.
diff --git a/services/voiceinteraction/java/com/android/server/voiceinteraction/HotwordDetectionConnection.java b/services/voiceinteraction/java/com/android/server/voiceinteraction/HotwordDetectionConnection.java
index 31825013604d2..39cb4588b57a1 100644
--- a/services/voiceinteraction/java/com/android/server/voiceinteraction/HotwordDetectionConnection.java
+++ b/services/voiceinteraction/java/com/android/server/voiceinteraction/HotwordDetectionConnection.java
@@ -329,7 +329,7 @@ final class HotwordDetectionConnection {
                 if (DEBUG) {
                     Slog.d(TAG, "onDetected");
                 }
-                externalCallback.onKeyphraseDetected(recognitionEvent);
+                externalCallback.onKeyphraseDetected(recognitionEvent, result);
             }
 
             @Override
@@ -362,8 +362,7 @@ final class HotwordDetectionConnection {
                 if (DEBUG) {
                     Slog.d(TAG, "onDetected");
                 }
-                // TODO: Propagate the HotwordDetectedResult.
-                externalCallback.onKeyphraseDetected(recognitionEvent);
+                externalCallback.onKeyphraseDetected(recognitionEvent, result);
             }
 
             @Override
@@ -407,7 +406,7 @@ final class HotwordDetectionConnection {
                 mHotwordDetectionConnection.detectFromDspSource(
                         recognitionEvent, mExternalCallback);
             } else {
-                mExternalCallback.onKeyphraseDetected(recognitionEvent);
+                mExternalCallback.onKeyphraseDetected(recognitionEvent, null);
             }
         }