diff --git a/services/core/java/com/android/server/hdmi/HdmiCecLocalDevice.java b/services/core/java/com/android/server/hdmi/HdmiCecLocalDevice.java
index b0c1a8aaf3b60..b894fd7a08b0a 100644
--- a/services/core/java/com/android/server/hdmi/HdmiCecLocalDevice.java
+++ b/services/core/java/com/android/server/hdmi/HdmiCecLocalDevice.java
@@ -631,6 +631,7 @@ abstract class HdmiCecLocalDevice {
         synchronized (mLock) {
             mActiveRoutingPath = path;
         }
+        mService.setActivePortId(pathToPortId(path));
     }
 
     /**
@@ -649,11 +650,9 @@ abstract class HdmiCecLocalDevice {
      * @param portId the new active port id
      */
     void setActivePortId(int portId) {
-        synchronized (mLock) {
-            // We update active routing path instead, since we get the active port id from
-            // the active routing path.
-            mActiveRoutingPath = mService.portIdToPath(portId);
-        }
+        // We update active routing path instead, since we get the active port id from
+        // the active routing path.
+        setActivePath(mService.portIdToPath(portId));
     }
 
     @ServiceThreadOnly
diff --git a/services/core/java/com/android/server/hdmi/HdmiControlService.java b/services/core/java/com/android/server/hdmi/HdmiControlService.java
index 9a8ef3a109d50..6f33f75fe4b85 100644
--- a/services/core/java/com/android/server/hdmi/HdmiControlService.java
+++ b/services/core/java/com/android/server/hdmi/HdmiControlService.java
@@ -239,6 +239,9 @@ public final class HdmiControlService extends SystemService {
     @ServiceThreadOnly
     private boolean mWakeUpMessageReceived = false;
 
+    @ServiceThreadOnly
+    private int mActivePortId = Constants.INVALID_PORT_ID;
+
     public HdmiControlService(Context context) {
         super(context);
         mLocalDevices = HdmiUtils.asImmutableList(getContext().getResources().getIntArray(
@@ -1718,4 +1721,10 @@ public final class HdmiControlService extends SystemService {
             });
         }
     }
+
+    @ServiceThreadOnly
+    void setActivePortId(int portId) {
+        assertRunOnServiceThread();
+        mActivePortId = portId;
+    }
 }