diff --git a/media/java/android/media/AudioPlaybackConfiguration.java b/media/java/android/media/AudioPlaybackConfiguration.java
index c085b89..62fb012 100644
--- a/media/java/android/media/AudioPlaybackConfiguration.java
+++ b/media/java/android/media/AudioPlaybackConfiguration.java
@@ -311,12 +311,18 @@
     @RequiresPermission(android.Manifest.permission.MODIFY_AUDIO_ROUTING)
     public static final int MUTED_BY_PORT_VOLUME = (1 << 6);
 
+    /**
+     * @hide
+     * Flag used when playback is muted by AppOpsManager#OP_CONTROL_AUDIO.
+     */
+    public static final int MUTED_BY_OP_CONTROL_AUDIO = (1 << 7);
+
     /** @hide */
     @IntDef(
             flag = true,
             value = {MUTED_BY_MASTER, MUTED_BY_STREAM_VOLUME, MUTED_BY_STREAM_MUTED,
                     MUTED_BY_APP_OPS, MUTED_BY_CLIENT_VOLUME, MUTED_BY_VOLUME_SHAPER,
-                    MUTED_BY_PORT_VOLUME})
+                    MUTED_BY_PORT_VOLUME, MUTED_BY_OP_CONTROL_AUDIO})
     @Retention(RetentionPolicy.SOURCE)
     public @interface PlayerMuteEvent {
     }
@@ -914,6 +920,9 @@
                 if ((mMutedState & MUTED_BY_PORT_VOLUME) != 0) {
                     apcToString.append("portVolume ");
                 }
+                if ((mMutedState & MUTED_BY_OP_CONTROL_AUDIO) != 0) {
+                    apcToString.append("opControlAudio ");
+                }
             }
             apcToString.append(" ").append(mFormatInfo);
         }
diff --git a/services/core/java/com/android/server/audio/PlaybackActivityMonitor.java b/services/core/java/com/android/server/audio/PlaybackActivityMonitor.java
index a62ac82..a2200c9 100644
--- a/services/core/java/com/android/server/audio/PlaybackActivityMonitor.java
+++ b/services/core/java/com/android/server/audio/PlaybackActivityMonitor.java
@@ -24,6 +24,7 @@
 import static android.media.AudioPlaybackConfiguration.MUTED_BY_STREAM_MUTED;
 import static android.media.AudioPlaybackConfiguration.MUTED_BY_STREAM_VOLUME;
 import static android.media.AudioPlaybackConfiguration.MUTED_BY_VOLUME_SHAPER;
+import static android.media.AudioPlaybackConfiguration.MUTED_BY_OP_CONTROL_AUDIO;
 import static android.media.AudioPlaybackConfiguration.PLAYER_PIID_INVALID;
 import static android.media.AudioPlaybackConfiguration.PLAYER_UPDATE_MUTED;
 
@@ -1388,6 +1389,10 @@
                         if ((eventValue & MUTED_BY_PORT_VOLUME) != 0) {
                             builder.append("portVolume ");
                         }
+                        if ((eventValue & MUTED_BY_OP_CONTROL_AUDIO) != 0) {
+                            builder.append("opControlAudio ");
+                        }
+
                     }
                     return builder.toString();
                 default: