diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java b/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java
index 552e5ea..9e208fd 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java
@@ -16,6 +16,7 @@
 
 package com.android.systemui.keyguard;
 
+import static android.app.StatusBarManager.SESSION_KEYGUARD;
 import static android.provider.Settings.System.SCREEN_OFF_TIMEOUT;
 import static android.view.WindowManagerPolicyConstants.KEYGUARD_GOING_AWAY_FLAG_NO_WINDOW_ANIMATIONS;
 import static android.view.WindowManagerPolicyConstants.KEYGUARD_GOING_AWAY_FLAG_TO_LAUNCHER_CLEAR_SNAPSHOT;
@@ -101,6 +102,7 @@
 import com.android.app.animation.Interpolators;
 import com.android.internal.jank.InteractionJankMonitor;
 import com.android.internal.jank.InteractionJankMonitor.Configuration;
+import com.android.internal.logging.UiEventLogger;
 import com.android.internal.policy.IKeyguardDismissCallback;
 import com.android.internal.policy.IKeyguardExitCallback;
 import com.android.internal.policy.IKeyguardStateCallback;
@@ -131,6 +133,7 @@
 import com.android.systemui.flags.FeatureFlags;
 import com.android.systemui.flags.Flags;
 import com.android.systemui.keyguard.dagger.KeyguardModule;
+import com.android.systemui.log.SessionTracker;
 import com.android.systemui.navigationbar.NavigationModeController;
 import com.android.systemui.plugins.statusbar.StatusBarStateController;
 import com.android.systemui.settings.UserTracker;
@@ -1181,12 +1184,16 @@
     private Lazy<ScrimController> mScrimControllerLazy;
 
     private FeatureFlags mFeatureFlags;
+    private final UiEventLogger mUiEventLogger;
+    private final SessionTracker mSessionTracker;
 
     /**
      * Injected constructor. See {@link KeyguardModule}.
      */
     public KeyguardViewMediator(
             Context context,
+            UiEventLogger uiEventLogger,
+            SessionTracker sessionTracker,
             UserTracker userTracker,
             FalsingCollector falsingCollector,
             LockPatternUtils lockPatternUtils,
@@ -1270,6 +1277,8 @@
         mDreamCloseAnimationDuration = (int) LOCKSCREEN_ANIMATION_DURATION_MS;
 
         mFeatureFlags = featureFlags;
+        mUiEventLogger = uiEventLogger;
+        mSessionTracker = sessionTracker;
     }
 
     public void userActivity() {
@@ -1660,6 +1669,13 @@
             if (DEBUG) Log.d(TAG, "onStartedWakingUp, seq = " + mDelayedShowingSequence);
             notifyStartedWakingUp();
         }
+        mUiEventLogger.logWithInstanceIdAndPosition(
+                BiometricUnlockController.BiometricUiEvent.STARTED_WAKING_UP,
+                0,
+                null,
+                mSessionTracker.getSessionId(SESSION_KEYGUARD),
+                pmWakeReason
+        );
         mUpdateMonitor.dispatchStartedWakingUp(pmWakeReason);
         maybeSendUserPresentBroadcast();
         Trace.endSection();
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/dagger/KeyguardModule.java b/packages/SystemUI/src/com/android/systemui/keyguard/dagger/KeyguardModule.java
index 5e71458..deb8f5d 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/dagger/KeyguardModule.java
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/dagger/KeyguardModule.java
@@ -21,6 +21,7 @@
 import android.os.PowerManager;
 
 import com.android.internal.jank.InteractionJankMonitor;
+import com.android.internal.logging.UiEventLogger;
 import com.android.internal.widget.LockPatternUtils;
 import com.android.keyguard.KeyguardDisplayManager;
 import com.android.keyguard.KeyguardUpdateMonitor;
@@ -50,6 +51,7 @@
 import com.android.systemui.keyguard.domain.quickaffordance.KeyguardQuickAffordanceModule;
 import com.android.systemui.keyguard.shared.quickaffordance.KeyguardQuickAffordancesMetricsLogger;
 import com.android.systemui.keyguard.shared.quickaffordance.KeyguardQuickAffordancesMetricsLoggerImpl;
+import com.android.systemui.log.SessionTracker;
 import com.android.systemui.navigationbar.NavigationModeController;
 import com.android.systemui.settings.UserTracker;
 import com.android.systemui.shade.ShadeController;
@@ -63,12 +65,12 @@
 import com.android.systemui.statusbar.policy.UserSwitcherController;
 import com.android.systemui.util.DeviceConfigProxy;
 
-import java.util.concurrent.Executor;
-
 import dagger.Lazy;
 import dagger.Module;
 import dagger.Provides;
 
+import java.util.concurrent.Executor;
+
 /**
  * Dagger Module providing keyguard.
  */
@@ -93,6 +95,8 @@
     @SysUISingleton
     public static KeyguardViewMediator newKeyguardViewMediator(
             Context context,
+            UiEventLogger uiEventLogger,
+            SessionTracker sessionTracker,
             UserTracker userTracker,
             FalsingCollector falsingCollector,
             LockPatternUtils lockPatternUtils,
@@ -124,6 +128,8 @@
             FeatureFlags featureFlags) {
         return new KeyguardViewMediator(
                 context,
+                uiEventLogger,
+                sessionTracker,
                 userTracker,
                 falsingCollector,
                 lockPatternUtils,
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/BiometricUnlockController.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/BiometricUnlockController.java
index 6742e4f..bd7840d 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/BiometricUnlockController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/BiometricUnlockController.java
@@ -190,7 +190,6 @@
         }
     }
 
-    @VisibleForTesting
     public enum BiometricUiEvent implements UiEventLogger.UiEventEnum {
 
         @UiEvent(doc = "A biometric event of type fingerprint succeeded.")
@@ -221,7 +220,10 @@
         BIOMETRIC_IRIS_ERROR(404),
 
         @UiEvent(doc = "Bouncer was shown as a result of consecutive failed UDFPS attempts.")
-        BIOMETRIC_BOUNCER_SHOWN(916);
+        BIOMETRIC_BOUNCER_SHOWN(916),
+
+        @UiEvent(doc = "Screen started waking up with the given PowerManager wake reason.")
+        STARTED_WAKING_UP(1378);
 
         private final int mId;
 
diff --git a/packages/SystemUI/tests/src/com/android/systemui/keyguard/KeyguardViewMediatorTest.java b/packages/SystemUI/tests/src/com/android/systemui/keyguard/KeyguardViewMediatorTest.java
index 8f58140..d4c2baf 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/keyguard/KeyguardViewMediatorTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/keyguard/KeyguardViewMediatorTest.java
@@ -52,6 +52,8 @@
 import androidx.test.filters.SmallTest;
 
 import com.android.internal.jank.InteractionJankMonitor;
+import com.android.internal.logging.InstanceId;
+import com.android.internal.logging.UiEventLogger;
 import com.android.internal.widget.LockPatternUtils;
 import com.android.keyguard.KeyguardDisplayManager;
 import com.android.keyguard.KeyguardSecurityView;
@@ -68,6 +70,7 @@
 import com.android.systemui.dump.DumpManager;
 import com.android.systemui.flags.FakeFeatureFlags;
 import com.android.systemui.flags.Flags;
+import com.android.systemui.log.SessionTracker;
 import com.android.systemui.navigationbar.NavigationModeController;
 import com.android.systemui.settings.UserTracker;
 import com.android.systemui.shade.NotificationShadeWindowControllerImpl;
@@ -77,6 +80,7 @@
 import com.android.systemui.statusbar.NotificationShadeDepthController;
 import com.android.systemui.statusbar.NotificationShadeWindowController;
 import com.android.systemui.statusbar.SysuiStatusBarStateController;
+import com.android.systemui.statusbar.phone.BiometricUnlockController;
 import com.android.systemui.statusbar.phone.CentralSurfaces;
 import com.android.systemui.statusbar.phone.DozeParameters;
 import com.android.systemui.statusbar.phone.KeyguardBypassController;
@@ -143,6 +147,8 @@
     private FalsingCollectorFake mFalsingCollector;
 
     private @Mock CentralSurfaces mCentralSurfaces;
+    private @Mock UiEventLogger mUiEventLogger;
+    private @Mock SessionTracker mSessionTracker;
 
     private FakeFeatureFlags mFeatureFlags;
 
@@ -543,9 +549,26 @@
         assertTrue(mViewMediator.isShowingAndNotOccluded());
     }
 
+    @Test
+    public void testOnStartedWakingUp_logsUiEvent() {
+        final InstanceId instanceId = InstanceId.fakeInstanceId(8);
+        when(mSessionTracker.getSessionId((anyInt()))).thenReturn(instanceId);
+        mViewMediator.onStartedWakingUp(PowerManager.WAKE_REASON_LIFT, false);
+
+        verify(mUiEventLogger).logWithInstanceIdAndPosition(
+                eq(BiometricUnlockController.BiometricUiEvent.STARTED_WAKING_UP),
+                anyInt(),
+                any(),
+                eq(instanceId),
+                eq(PowerManager.WAKE_REASON_LIFT)
+        );
+    }
+
     private void createAndStartViewMediator() {
         mViewMediator = new KeyguardViewMediator(
                 mContext,
+                mUiEventLogger,
+                mSessionTracker,
                 mUserTracker,
                 mFalsingCollector,
                 mLockPatternUtils,