Remove BatteryStats user activity types and use PowerManager ones instead.

Add millisSinceLastUserActivity and lastUserActivityEvent to PowerGroup log when dozing.
Add timeout to PMS log when dozing.

Bug: 234530184
Test: atest BatteryStatsTests
Test: atest PowerManagerServiceTest
Test: manually observe logs using logcat / adb bugreport
NoNonSdkCheck: USER_ACTIVITY_TYPES is only accessed indirectly by apps through dumpLocked() method.
Change-Id: I835992a08bd4a07350e36ef671c6273c8fee43a0
diff --git a/core/java/android/os/BatteryStats.java b/core/java/android/os/BatteryStats.java
index 09a52e4..9d05cec0 100644
--- a/core/java/android/os/BatteryStats.java
+++ b/core/java/android/os/BatteryStats.java
@@ -955,16 +955,7 @@
 
         public static final int NUM_WIFI_BATCHED_SCAN_BINS = 5;
 
-        /**
-         * Note that these must match the constants in android.os.PowerManager.
-         * Also, if the user activity types change, the BatteryStatsImpl.VERSION must
-         * also be bumped.
-         */
-        static final String[] USER_ACTIVITY_TYPES = {
-            "other", "button", "touch", "accessibility", "attention"
-        };
-
-        public static final int NUM_USER_ACTIVITY_TYPES = USER_ACTIVITY_TYPES.length;
+        public static final int NUM_USER_ACTIVITY_TYPES = PowerManager.USER_ACTIVITY_EVENT_MAX + 1;
 
         public abstract void noteUserActivityLocked(int type);
         public abstract boolean hasUserActivity();
@@ -6168,7 +6159,7 @@
                         }
                         sb.append(val);
                         sb.append(" ");
-                        sb.append(Uid.USER_ACTIVITY_TYPES[i]);
+                        sb.append(PowerManager.userActivityEventToString(i));
                     }
                 }
                 if (hasData) {
diff --git a/core/java/android/os/PowerManager.java b/core/java/android/os/PowerManager.java
index 3063d3a..74b3536 100644
--- a/core/java/android/os/PowerManager.java
+++ b/core/java/android/os/PowerManager.java
@@ -348,6 +348,44 @@
     public static final int USER_ACTIVITY_EVENT_DEVICE_STATE = 6;
 
     /**
+     * @hide
+     */
+    public static final int USER_ACTIVITY_EVENT_MAX =  USER_ACTIVITY_EVENT_DEVICE_STATE;
+
+    /**
+     * @hide
+     */
+    @IntDef(prefix = { "USER_ACTIVITY_EVENT_" }, value = {
+            USER_ACTIVITY_EVENT_OTHER,
+            USER_ACTIVITY_EVENT_BUTTON,
+            USER_ACTIVITY_EVENT_TOUCH,
+            USER_ACTIVITY_EVENT_ACCESSIBILITY,
+            USER_ACTIVITY_EVENT_ATTENTION,
+            USER_ACTIVITY_EVENT_FACE_DOWN,
+            USER_ACTIVITY_EVENT_DEVICE_STATE,
+    })
+    @Retention(RetentionPolicy.SOURCE)
+    public @interface UserActivityEvent{}
+
+    /**
+     *
+     * Convert the user activity event to a string for debugging purposes.
+     * @hide
+     */
+    public static String userActivityEventToString(@UserActivityEvent int userActivityEvent) {
+        switch (userActivityEvent) {
+            case USER_ACTIVITY_EVENT_OTHER: return "other";
+            case USER_ACTIVITY_EVENT_BUTTON: return "button";
+            case USER_ACTIVITY_EVENT_TOUCH: return "touch";
+            case USER_ACTIVITY_EVENT_ACCESSIBILITY: return "accessibility";
+            case USER_ACTIVITY_EVENT_ATTENTION: return "attention";
+            case USER_ACTIVITY_EVENT_FACE_DOWN: return "faceDown";
+            case USER_ACTIVITY_EVENT_DEVICE_STATE: return "deviceState";
+            default: return Integer.toString(userActivityEvent);
+        }
+    }
+
+    /**
      * User activity flag: If already dimmed, extend the dim timeout
      * but do not brighten.  This flag is useful for keeping the screen on
      * a little longer without causing a visible change such as when
diff --git a/services/core/java/com/android/server/power/Notifier.java b/services/core/java/com/android/server/power/Notifier.java
index 685b744..28ba634 100644
--- a/services/core/java/com/android/server/power/Notifier.java
+++ b/services/core/java/com/android/server/power/Notifier.java
@@ -571,7 +571,8 @@
     /**
      * Called when there has been user activity.
      */
-    public void onUserActivity(int displayGroupId, int event, int uid) {
+    public void onUserActivity(int displayGroupId, @PowerManager.UserActivityEvent int event,
+            int uid) {
         if (DEBUG) {
             Slog.d(TAG, "onUserActivity: event=" + event + ", uid=" + uid);
         }
diff --git a/services/core/java/com/android/server/power/PowerGroup.java b/services/core/java/com/android/server/power/PowerGroup.java
index fec61ac..9fe53fb 100644
--- a/services/core/java/com/android/server/power/PowerGroup.java
+++ b/services/core/java/com/android/server/power/PowerGroup.java
@@ -74,6 +74,8 @@
     private long mLastPowerOnTime;
     private long mLastUserActivityTime;
     private long mLastUserActivityTimeNoChangeLights;
+    @PowerManager.UserActivityEvent
+    private int mLastUserActivityEvent;
     /** Timestamp (milliseconds since boot) of the last time the power group was awoken.*/
     private long mLastWakeTime;
     /** Timestamp (milliseconds since boot) of the last time the power group was put to sleep. */
@@ -244,7 +246,7 @@
         return true;
     }
 
-    boolean dozeLocked(long eventTime, int uid, int reason) {
+    boolean dozeLocked(long eventTime, int uid, @PowerManager.GoToSleepReason int reason) {
         if (eventTime < getLastWakeTimeLocked() || !isInteractive(mWakefulness)) {
             return false;
         }
@@ -253,9 +255,14 @@
         try {
             reason = Math.min(PowerManager.GO_TO_SLEEP_REASON_MAX,
                     Math.max(reason, PowerManager.GO_TO_SLEEP_REASON_MIN));
+            long millisSinceLastUserActivity = eventTime - Math.max(
+                    mLastUserActivityTimeNoChangeLights, mLastUserActivityTime);
             Slog.i(TAG, "Powering off display group due to "
-                    + PowerManager.sleepReasonToString(reason)  + " (groupId= " + getGroupId()
-                    + ", uid= " + uid + ")...");
+                    + PowerManager.sleepReasonToString(reason)
+                    + " (groupId= " + getGroupId() + ", uid= " + uid
+                    + ", millisSinceLastUserActivity=" + millisSinceLastUserActivity
+                    + ", lastUserActivityEvent=" + PowerManager.userActivityEventToString(
+                    mLastUserActivityEvent) + ")...");
 
             setSandmanSummonedLocked(/* isSandmanSummoned= */ true);
             setWakefulnessLocked(WAKEFULNESS_DOZING, eventTime, uid, reason, /* opUid= */ 0,
@@ -266,14 +273,16 @@
         return true;
     }
 
-    boolean sleepLocked(long eventTime, int uid, int reason) {
+    boolean sleepLocked(long eventTime, int uid, @PowerManager.GoToSleepReason int reason) {
         if (eventTime < mLastWakeTime || getWakefulnessLocked() == WAKEFULNESS_ASLEEP) {
             return false;
         }
 
         Trace.traceBegin(Trace.TRACE_TAG_POWER, "sleepPowerGroup");
         try {
-            Slog.i(TAG, "Sleeping power group (groupId=" + getGroupId() + ", uid=" + uid + ")...");
+            Slog.i(TAG,
+                    "Sleeping power group (groupId=" + getGroupId() + ", uid=" + uid + ", reason="
+                            + PowerManager.sleepReasonToString(reason) + ")...");
             setSandmanSummonedLocked(/* isSandmanSummoned= */ true);
             setWakefulnessLocked(WAKEFULNESS_ASLEEP, eventTime, uid, reason, /* opUid= */0,
                     /* opPackageName= */ null, /* details= */ null);
@@ -287,16 +296,20 @@
         return mLastUserActivityTime;
     }
 
-    void setLastUserActivityTimeLocked(long lastUserActivityTime) {
+    void setLastUserActivityTimeLocked(long lastUserActivityTime,
+            @PowerManager.UserActivityEvent int event) {
         mLastUserActivityTime = lastUserActivityTime;
+        mLastUserActivityEvent = event;
     }
 
     public long getLastUserActivityTimeNoChangeLightsLocked() {
         return mLastUserActivityTimeNoChangeLights;
     }
 
-    public void setLastUserActivityTimeNoChangeLightsLocked(long time) {
+    public void setLastUserActivityTimeNoChangeLightsLocked(long time,
+            @PowerManager.UserActivityEvent int event) {
         mLastUserActivityTimeNoChangeLights = time;
+        mLastUserActivityEvent = event;
     }
 
     public int getUserActivitySummaryLocked() {
diff --git a/services/core/java/com/android/server/power/PowerManagerService.java b/services/core/java/com/android/server/power/PowerManagerService.java
index 988b4eb..26e6afe 100644
--- a/services/core/java/com/android/server/power/PowerManagerService.java
+++ b/services/core/java/com/android/server/power/PowerManagerService.java
@@ -1216,6 +1216,7 @@
                 return;
             }
 
+            Slog.i(TAG, "onFlip(): Face " + (isFaceDown ? "down." : "up."));
             mIsFaceDown = isFaceDown;
             if (isFaceDown) {
                 final long currentTime = mClock.uptimeMillis();
@@ -1937,12 +1938,13 @@
 
     // Called from native code.
     @SuppressWarnings("unused")
-    private void userActivityFromNative(long eventTime, int event, int displayId, int flags) {
+    private void userActivityFromNative(long eventTime, @PowerManager.UserActivityEvent int event,
+            int displayId, int flags) {
         userActivityInternal(displayId, eventTime, event, flags, Process.SYSTEM_UID);
     }
 
-    private void userActivityInternal(int displayId, long eventTime, int event, int flags,
-            int uid) {
+    private void userActivityInternal(int displayId, long eventTime,
+            @PowerManager.UserActivityEvent int event, int flags, int uid) {
         synchronized (mLock) {
             if (displayId == Display.INVALID_DISPLAY) {
                 if (userActivityNoUpdateLocked(eventTime, event, flags, uid)) {
@@ -1993,11 +1995,12 @@
 
     @GuardedBy("mLock")
     private boolean userActivityNoUpdateLocked(final PowerGroup powerGroup, long eventTime,
-            int event, int flags, int uid) {
+            @PowerManager.UserActivityEvent int event, int flags, int uid) {
         final int groupId = powerGroup.getGroupId();
         if (DEBUG_SPEW) {
             Slog.d(TAG, "userActivityNoUpdateLocked: groupId=" + groupId
-                    + ", eventTime=" + eventTime + ", event=" + event
+                    + ", eventTime=" + eventTime
+                    + ", event=" + PowerManager.userActivityEventToString(event)
                     + ", flags=0x" + Integer.toHexString(flags) + ", uid=" + uid);
         }
 
@@ -2032,7 +2035,7 @@
             if ((flags & PowerManager.USER_ACTIVITY_FLAG_NO_CHANGE_LIGHTS) != 0) {
                 if (eventTime > powerGroup.getLastUserActivityTimeNoChangeLightsLocked()
                         && eventTime > powerGroup.getLastUserActivityTimeLocked()) {
-                    powerGroup.setLastUserActivityTimeNoChangeLightsLocked(eventTime);
+                    powerGroup.setLastUserActivityTimeNoChangeLightsLocked(eventTime, event);
                     mDirty |= DIRTY_USER_ACTIVITY;
                     if (event == PowerManager.USER_ACTIVITY_EVENT_BUTTON) {
                         mDirty |= DIRTY_QUIESCENT;
@@ -2042,7 +2045,7 @@
                 }
             } else {
                 if (eventTime > powerGroup.getLastUserActivityTimeLocked()) {
-                    powerGroup.setLastUserActivityTimeLocked(eventTime);
+                    powerGroup.setLastUserActivityTimeLocked(eventTime, event);
                     mDirty |= DIRTY_USER_ACTIVITY;
                     if (event == PowerManager.USER_ACTIVITY_EVENT_BUTTON) {
                         mDirty |= DIRTY_QUIESCENT;
@@ -2069,7 +2072,8 @@
             @WakeReason int reason, String details, int uid, String opPackageName, int opUid) {
         if (DEBUG_SPEW) {
             Slog.d(TAG, "wakePowerGroupLocked: eventTime=" + eventTime
-                    + ", groupId=" + powerGroup.getGroupId() + ", uid=" + uid);
+                    + ", groupId=" + powerGroup.getGroupId()
+                    + ", reason=" + PowerManager.wakeReasonToString(reason) + ", uid=" + uid);
         }
         if (mForceSuspendActive || !mSystemReady) {
             return;
@@ -2092,11 +2096,11 @@
 
     @GuardedBy("mLock")
     private boolean dozePowerGroupLocked(final PowerGroup powerGroup, long eventTime,
-            int reason, int uid) {
+            @GoToSleepReason int reason, int uid) {
         if (DEBUG_SPEW) {
             Slog.d(TAG, "dozePowerGroup: eventTime=" + eventTime
-                    + ", groupId=" + powerGroup.getGroupId() + ", reason=" + reason
-                    + ", uid=" + uid);
+                    + ", groupId=" + powerGroup.getGroupId()
+                    + ", reason=" + PowerManager.sleepReasonToString(reason) + ", uid=" + uid);
         }
 
         if (!mSystemReady || !mBootCompleted) {
@@ -2107,10 +2111,12 @@
     }
 
     @GuardedBy("mLock")
-    private boolean sleepPowerGroupLocked(final PowerGroup powerGroup, long eventTime, int reason,
-            int uid) {
+    private boolean sleepPowerGroupLocked(final PowerGroup powerGroup, long eventTime,
+            @GoToSleepReason int reason, int uid) {
         if (DEBUG_SPEW) {
-            Slog.d(TAG, "sleepPowerGroup: eventTime=" + eventTime + ", uid=" + uid);
+            Slog.d(TAG, "sleepPowerGroup: eventTime=" + eventTime
+                    + ", groupId=" + powerGroup.getGroupId()
+                    + ", reason=" + PowerManager.sleepReasonToString(reason) + ", uid=" + uid);
         }
         if (!mBootCompleted || !mSystemReady) {
             return false;
@@ -2172,7 +2178,11 @@
             case WAKEFULNESS_DOZING:
                 traceMethodName = "goToSleep";
                 Slog.i(TAG, "Going to sleep due to " + PowerManager.sleepReasonToString(reason)
-                        + " (uid " + uid + ")...");
+                        + " (uid " + uid + ", screenOffTimeout=" + mScreenOffTimeoutSetting
+                        + ", activityTimeoutWM=" + mUserActivityTimeoutOverrideFromWindowManager
+                        + ", maxDimRatio=" + mMaximumScreenDimRatioConfig
+                        + ", maxDimDur=" + mMaximumScreenDimDurationConfig + ")...");
+
                 mLastGlobalSleepTime = eventTime;
                 mLastGlobalSleepReason = reason;
                 mLastGlobalSleepTimeRealtime = mClock.elapsedRealtime();
@@ -4257,7 +4267,7 @@
     void onUserActivity() {
         synchronized (mLock) {
             mPowerGroups.get(Display.DEFAULT_DISPLAY_GROUP).setLastUserActivityTimeLocked(
-                    mClock.uptimeMillis());
+                    mClock.uptimeMillis(), PowerManager.USER_ACTIVITY_EVENT_OTHER);
         }
     }
 
@@ -5645,7 +5655,8 @@
         }
 
         @Override // Binder call
-        public void userActivity(int displayId, long eventTime, int event, int flags) {
+        public void userActivity(int displayId, long eventTime,
+                @PowerManager.UserActivityEvent int event, int flags) {
             final long now = mClock.uptimeMillis();
             if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DEVICE_POWER)
                     != PackageManager.PERMISSION_GRANTED
diff --git a/services/core/java/com/android/server/power/stats/BatteryStatsImpl.java b/services/core/java/com/android/server/power/stats/BatteryStatsImpl.java
index 0c9ada8..202beb3 100644
--- a/services/core/java/com/android/server/power/stats/BatteryStatsImpl.java
+++ b/services/core/java/com/android/server/power/stats/BatteryStatsImpl.java
@@ -5911,7 +5911,8 @@
     }
 
     @GuardedBy("this")
-    public void noteUserActivityLocked(int uid, int event, long elapsedRealtimeMs, long uptimeMs) {
+    public void noteUserActivityLocked(int uid, @PowerManager.UserActivityEvent int event,
+            long elapsedRealtimeMs, long uptimeMs) {
         if (mOnBatteryInternal) {
             uid = mapUid(uid);
             getUidStatsLocked(uid, elapsedRealtimeMs, uptimeMs).noteUserActivityLocked(event);
@@ -9416,14 +9417,14 @@
         }
 
         @Override
-        public void noteUserActivityLocked(int type) {
+        public void noteUserActivityLocked(@PowerManager.UserActivityEvent int event) {
             if (mUserActivityCounters == null) {
                 initUserActivityLocked();
             }
-            if (type >= 0 && type < NUM_USER_ACTIVITY_TYPES) {
-                mUserActivityCounters[type].stepAtomic();
+            if (event >= 0 && event < NUM_USER_ACTIVITY_TYPES) {
+                mUserActivityCounters[event].stepAtomic();
             } else {
-                Slog.w(TAG, "Unknown user activity type " + type + " was specified.",
+                Slog.w(TAG, "Unknown user activity event " + event + " was specified.",
                         new Throwable());
             }
         }