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Commit c5f8e6dd authored by Sean Stout's avatar Sean Stout Committed by Automerger Merge Worker
Browse files

Merge "Update Wakelocks to be per-DisplayGroup" into sc-dev am: 97effb79 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/13823066

Change-Id: I19cfe7ced235b70e9875b480aae200422defe881
parents 04716cdb 97effb79

core/java/android/os/IPowerManager.aidl

+2 −2
Original line number Diff line number Diff line
@@ -27,9 +27,9 @@ import android.os.WorkSource; 
interface IPowerManager

{

    void acquireWakeLock(IBinder lock, int flags, String tag, String packageName, in WorkSource ws,

            String historyTag);

            String historyTag, int displayId);

    void acquireWakeLockWithUid(IBinder lock, int flags, String tag, String packageName,

            int uidtoblame);

            int uidtoblame, int displayId);

    @UnsupportedAppUsage

    void releaseWakeLock(IBinder lock, int flags);

    void updateWakeLockUids(IBinder lock, in int[] uids);

core/java/android/os/PowerManager.java

+31 −11
Original line number Diff line number Diff line
@@ -36,6 +36,7 @@ import android.sysprop.InitProperties; 
import android.util.ArrayMap;

import android.util.Log;

import android.util.proto.ProtoOutputStream;

import android.view.Display;



import com.android.internal.util.Preconditions;
@@ -1143,8 +1144,7 @@ public final class PowerManager { 
     * wake lock, and {@link WakeLock#release release()} when you are done.

     * </p><p>

     * {@samplecode

     * PowerManager pm = (PowerManager)mContext.getSystemService(

     *                                          Context.POWER_SERVICE);

     * PowerManager pm = mContext.getSystemService(PowerManager.class);

     * PowerManager.WakeLock wl = pm.newWakeLock(

     *                                      PowerManager.SCREEN_DIM_WAKE_LOCK

     *                                      | PowerManager.ON_AFTER_RELEASE,
@@ -1162,6 +1162,8 @@ public final class PowerManager { 
     * {@link android.view.WindowManager.LayoutParams#FLAG_KEEP_SCREEN_ON} instead.

     * This window flag will be correctly managed by the platform

     * as the user moves between applications and doesn't require a special permission.

     * Additionally using the flag will keep only the appropriate screen on in a

     * multi-display scenario while using a wake lock will keep every screen powered on.

     * </p>

     *

     * <p>
@@ -1179,7 +1181,7 @@ public final class PowerManager { 
     * can be transformed by java optimizer and obfuscator tools.

     * <li>avoid wrapping the tag or a prefix to avoid collision with wake lock

     * tags from the platform (e.g. *alarm*).

     * <li>never include personnally identifiable information for privacy

     * <li>never include personally identifiable information for privacy

     * reasons.

     * </ul>

     * </p>
@@ -1200,7 +1202,27 @@ public final class PowerManager { 
     */

    public WakeLock newWakeLock(int levelAndFlags, String tag) {

        validateWakeLockParameters(levelAndFlags, tag);

        return new WakeLock(levelAndFlags, tag, mContext.getOpPackageName());

        return new WakeLock(levelAndFlags, tag, mContext.getOpPackageName(),

                Display.INVALID_DISPLAY);

    }



    /**

     * Creates a new wake lock with the specified level and flags.

     * <p>

     * The wakelock will only apply to the {@link com.android.server.display.DisplayGroup} of the

     * provided {@code displayId}. If {@code displayId} is {@link Display#INVALID_DISPLAY} then it

     * will apply to all {@link com.android.server.display.DisplayGroup DisplayGroups}.

     *

     * @param levelAndFlags Combination of wake lock level and flag values defining

     * the requested behavior of the WakeLock.

     * @param tag Your class name (or other tag) for debugging purposes.

     * @param displayId The display id to which this wake lock is tied.

     *

     * @hide

     */

    public WakeLock newWakeLock(int levelAndFlags, String tag, int displayId) {

        validateWakeLockParameters(levelAndFlags, tag);

        return new WakeLock(levelAndFlags, tag, mContext.getOpPackageName(), displayId);

    }



    /** @hide */
@@ -2603,19 +2625,17 @@ public final class PowerManager { 
        private WorkSource mWorkSource;

        private String mHistoryTag;

        private final String mTraceName;

        private final int mDisplayId;



        private final Runnable mReleaser = new Runnable() {

            public void run() {

                release(RELEASE_FLAG_TIMEOUT);

            }

        };

        private final Runnable mReleaser = () -> release(RELEASE_FLAG_TIMEOUT);



        WakeLock(int flags, String tag, String packageName) {

        WakeLock(int flags, String tag, String packageName, int displayId) {

            mFlags = flags;

            mTag = tag;

            mPackageName = packageName;

            mToken = new Binder();

            mTraceName = "WakeLock (" + mTag + ")";

            mDisplayId = displayId;

        }



        @Override
@@ -2696,7 +2716,7 @@ public final class PowerManager { 
                Trace.asyncTraceBegin(Trace.TRACE_TAG_POWER, mTraceName, 0);

                try {

                    mService.acquireWakeLock(mToken, mFlags, mTag, mPackageName, mWorkSource,

                            mHistoryTag);

                            mHistoryTag, mDisplayId);

                } catch (RemoteException e) {

                    throw e.rethrowFromSystemServer();

                }

services/core/java/com/android/server/power/DisplayGroupPowerStateMapper.java

+13 −0
Original line number Diff line number Diff line
@@ -125,6 +125,10 @@ public class DisplayGroupPowerStateMapper { 
        return mDisplayGroupIds;

    }



    int getDisplayGroupCountLocked() {

        return mDisplayGroupIds.length;

    }



    int getWakefulnessLocked(int groupId) {

        return mDisplayGroupInfos.get(groupId).wakefulness;

    }
@@ -272,6 +276,14 @@ public class DisplayGroupPowerStateMapper { 
        mDisplayGroupInfos.get(groupId).userActivitySummary = summary;

    }



    int getWakeLockSummaryLocked(int groupId) {

        return mDisplayGroupInfos.get(groupId).wakeLockSummary;

    }



    void setWakeLockSummaryLocked(int groupId, int summary) {

        mDisplayGroupInfos.get(groupId).wakeLockSummary = summary;

    }



    /**

     * Interface through which an interested party may be informed of {@link DisplayGroup} events.

     */
@@ -292,6 +304,7 @@ public class DisplayGroupPowerStateMapper { 
        public long lastUserActivityTime;

        public long lastUserActivityTimeNoChangeLights;

        public int userActivitySummary;

        public int wakeLockSummary;



        /** {@code true} if this DisplayGroup supports dreaming; otherwise {@code false}. */

        public boolean supportsSandman;

services/core/java/com/android/server/power/PowerManagerService.java

+93 −27
Original line number Diff line number Diff line
@@ -1348,9 +1348,20 @@ public final class PowerManagerService extends SystemService 
        updatePowerStateLocked();

    }



    private void acquireWakeLockInternal(IBinder lock, int flags, String tag, String packageName,

            WorkSource ws, String historyTag, int uid, int pid) {

    private void acquireWakeLockInternal(IBinder lock, int displayId, int flags, String tag,

            String packageName, WorkSource ws, String historyTag, int uid, int pid) {

        synchronized (mLock) {

            if (displayId != Display.INVALID_DISPLAY) {

                final DisplayInfo displayInfo =

                        mSystemReady ? mDisplayManagerInternal.getDisplayInfo(displayId) : null;

                if (displayInfo == null) {

                    Slog.wtf(TAG, "Tried to acquire wake lock for invalid display: " + displayId);

                    return;

                } else if (!displayInfo.hasAccess(uid)) {

                    throw new SecurityException("Caller does not have access to display");

                }

            }



            if (DEBUG_SPEW) {

                Slog.d(TAG, "acquireWakeLockInternal: lock=" + Objects.hashCode(lock)

                        + ", flags=0x" + Integer.toHexString(flags)
@@ -1377,8 +1388,8 @@ public final class PowerManagerService extends SystemService 
                    mUidState.put(uid, state);

                }

                state.mNumWakeLocks++;

                wakeLock = new WakeLock(lock, flags, tag, packageName, ws, historyTag, uid, pid,

                        state);

                wakeLock = new WakeLock(lock, displayId, flags, tag, packageName, ws, historyTag,

                        uid, pid, state);

                try {

                    lock.linkToDeath(wakeLock, 0);

                } catch (RemoteException ex) {
@@ -2047,6 +2058,11 @@ public final class PowerManagerService extends SystemService 
        return mWakefulnessRaw;

    }



    @VisibleForTesting

    int getWakefulnessLocked(int groupId) {

        return mDisplayGroupPowerStateMapper.getWakefulnessLocked(groupId);

    }



    /**

     * Logs the time the device would have spent awake before user activity timeout,

     * had the system not been told the user was inactive.
@@ -2293,7 +2309,9 @@ public final class PowerManagerService extends SystemService 
     */

    @SuppressWarnings("deprecation")

    private void updateWakeLockSummaryLocked(int dirty) {

        if ((dirty & (DIRTY_WAKE_LOCKS | DIRTY_WAKEFULNESS)) != 0) {

        if ((dirty & (DIRTY_WAKE_LOCKS | DIRTY_WAKEFULNESS | DIRTY_DISPLAY_GROUP_WAKEFULNESS))

                != 0) {



            mWakeLockSummary = 0;



            final int numProfiles = mProfilePowerState.size();
@@ -2301,11 +2319,28 @@ public final class PowerManagerService extends SystemService 
                mProfilePowerState.valueAt(i).mWakeLockSummary = 0;

            }



            for (int groupId : mDisplayGroupPowerStateMapper.getDisplayGroupIdsLocked()) {

                mDisplayGroupPowerStateMapper.setWakeLockSummaryLocked(groupId, 0);

            }



            int invalidGroupWakeLockSummary = 0;

            final int numWakeLocks = mWakeLocks.size();

            for (int i = 0; i < numWakeLocks; i++) {

                final WakeLock wakeLock = mWakeLocks.get(i);

                final int wakeLockFlags = getWakeLockSummaryFlags(wakeLock);

                mWakeLockSummary |= wakeLockFlags;



                final int groupId = wakeLock.getDisplayGroupId();

                if (groupId != Display.INVALID_DISPLAY_GROUP) {

                    int wakeLockSummary = mDisplayGroupPowerStateMapper.getWakeLockSummaryLocked(

                            groupId);

                    wakeLockSummary |= wakeLockFlags;

                    mDisplayGroupPowerStateMapper.setWakeLockSummaryLocked(groupId,

                            wakeLockSummary);

                } else {

                    invalidGroupWakeLockSummary |= wakeLockFlags;

                }



                for (int j = 0; j < numProfiles; j++) {

                    final ProfilePowerState profile = mProfilePowerState.valueAt(j);

                    if (wakeLockAffectsUser(wakeLock, profile.mUserId)) {
@@ -2314,10 +2349,21 @@ public final class PowerManagerService extends SystemService 
                }

            }



            mWakeLockSummary = adjustWakeLockSummaryLocked(mWakeLockSummary);

            for (int groupId : mDisplayGroupPowerStateMapper.getDisplayGroupIdsLocked()) {

                final int wakeLockSummary = adjustWakeLockSummaryLocked(

                        mDisplayGroupPowerStateMapper.getWakefulnessLocked(groupId),

                        invalidGroupWakeLockSummary

                                | mDisplayGroupPowerStateMapper.getWakeLockSummaryLocked(groupId));

                mDisplayGroupPowerStateMapper.setWakeLockSummaryLocked(groupId, wakeLockSummary);

            }



            mWakeLockSummary = adjustWakeLockSummaryLocked(getWakefulnessLocked(),

                    mWakeLockSummary);



            for (int i = 0; i < numProfiles; i++) {

                final ProfilePowerState profile = mProfilePowerState.valueAt(i);

                profile.mWakeLockSummary = adjustWakeLockSummaryLocked(profile.mWakeLockSummary);

                profile.mWakeLockSummary = adjustWakeLockSummaryLocked(getWakefulnessLocked(),

                        profile.mWakeLockSummary);

            }



            if (DEBUG_SPEW) {
@@ -2328,25 +2374,25 @@ public final class PowerManagerService extends SystemService 
        }

    }



    private int adjustWakeLockSummaryLocked(int wakeLockSummary) {

    private static int adjustWakeLockSummaryLocked(int wakefulness, int wakeLockSummary) {

        // Cancel wake locks that make no sense based on the current state.

        if (getWakefulnessLocked() != WAKEFULNESS_DOZING) {

        if (wakefulness != WAKEFULNESS_DOZING) {

            wakeLockSummary &= ~(WAKE_LOCK_DOZE | WAKE_LOCK_DRAW);

        }

        if (getWakefulnessLocked() == WAKEFULNESS_ASLEEP

        if (wakefulness == WAKEFULNESS_ASLEEP

                || (wakeLockSummary & WAKE_LOCK_DOZE) != 0) {

            wakeLockSummary &= ~(WAKE_LOCK_SCREEN_BRIGHT | WAKE_LOCK_SCREEN_DIM

                    | WAKE_LOCK_BUTTON_BRIGHT);

            if (getWakefulnessLocked() == WAKEFULNESS_ASLEEP) {

            if (wakefulness == WAKEFULNESS_ASLEEP) {

                wakeLockSummary &= ~WAKE_LOCK_PROXIMITY_SCREEN_OFF;

            }

        }



        // Infer implied wake locks where necessary based on the current state.

        if ((wakeLockSummary & (WAKE_LOCK_SCREEN_BRIGHT | WAKE_LOCK_SCREEN_DIM)) != 0) {

            if (getWakefulnessLocked() == WAKEFULNESS_AWAKE) {

            if (wakefulness == WAKEFULNESS_AWAKE) {

                wakeLockSummary |= WAKE_LOCK_CPU | WAKE_LOCK_STAY_AWAKE;

            } else if (getWakefulnessLocked() == WAKEFULNESS_DREAMING) {

            } else if (wakefulness == WAKEFULNESS_DREAMING) {

                wakeLockSummary |= WAKE_LOCK_CPU;

            }

        }
@@ -2531,7 +2577,8 @@ public final class PowerManagerService extends SystemService 
                }



                if ((groupUserActivitySummary & USER_ACTIVITY_SCREEN_BRIGHT) != 0

                        && (mWakeLockSummary & WAKE_LOCK_STAY_AWAKE) == 0) {

                        && (mDisplayGroupPowerStateMapper.getWakeLockSummaryLocked(groupId)

                        & WAKE_LOCK_STAY_AWAKE) == 0) {

                    groupNextTimeout = mAttentionDetector.updateUserActivity(groupNextTimeout,

                            screenDimDuration);

                }
@@ -2831,7 +2878,8 @@ public final class PowerManagerService extends SystemService 
    private boolean isBeingKeptAwakeLocked(int groupId) {

        return mStayOn

                || mProximityPositive

                || (mWakeLockSummary & WAKE_LOCK_STAY_AWAKE) != 0

                || (mDisplayGroupPowerStateMapper.getWakeLockSummaryLocked(groupId)

                & WAKE_LOCK_STAY_AWAKE) != 0

                || (mDisplayGroupPowerStateMapper.getUserActivitySummaryLocked(groupId) & (

                USER_ACTIVITY_SCREEN_BRIGHT | USER_ACTIVITY_SCREEN_DIM)) != 0

                || mScreenBrightnessBoostInProgress;
@@ -3101,8 +3149,8 @@ public final class PowerManagerService extends SystemService 


                if (displayPowerRequest.policy == DisplayPowerRequest.POLICY_DOZE) {

                    displayPowerRequest.dozeScreenState = mDozeScreenStateOverrideFromDreamManager;

                    if ((mWakeLockSummary & WAKE_LOCK_DRAW) != 0

                            && !mDrawWakeLockOverrideFromSidekick) {

                    if ((mDisplayGroupPowerStateMapper.getWakeLockSummaryLocked(groupId)

                            & WAKE_LOCK_DRAW) != 0 && !mDrawWakeLockOverrideFromSidekick) {

                        if (displayPowerRequest.dozeScreenState == Display.STATE_DOZE_SUSPEND) {

                            displayPowerRequest.dozeScreenState = Display.STATE_DOZE;

                        }
@@ -3128,7 +3176,8 @@ public final class PowerManagerService extends SystemService 
                            + ", mWakefulness="

                            + PowerManagerInternal.wakefulnessToString(

                            mDisplayGroupPowerStateMapper.getWakefulnessLocked(groupId))

                            + ", mWakeLockSummary=0x" + Integer.toHexString(mWakeLockSummary)

                            + ", mWakeLockSummary=0x" + Integer.toHexString(

                            mDisplayGroupPowerStateMapper.getWakeLockSummaryLocked(groupId))

                            + ", mUserActivitySummary=0x" + Integer.toHexString(

                            mDisplayGroupPowerStateMapper.getUserActivitySummaryLocked(groupId))

                            + ", mBootCompleted=" + mBootCompleted
@@ -3193,10 +3242,11 @@ public final class PowerManagerService extends SystemService 
    @VisibleForTesting

    int getDesiredScreenPolicyLocked(int groupId) {

        final int wakefulness = mDisplayGroupPowerStateMapper.getWakefulnessLocked(groupId);

        final int wakeLockSummary = mDisplayGroupPowerStateMapper.getWakeLockSummaryLocked(groupId);

        if (wakefulness == WAKEFULNESS_ASLEEP || sQuiescent) {

            return DisplayPowerRequest.POLICY_OFF;

        } else if (wakefulness == WAKEFULNESS_DOZING) {

            if ((mWakeLockSummary & WAKE_LOCK_DOZE) != 0) {

            if ((wakeLockSummary & WAKE_LOCK_DOZE) != 0) {

                return DisplayPowerRequest.POLICY_DOZE;

            }

            if (mDozeAfterScreenOff) {
@@ -3213,7 +3263,7 @@ public final class PowerManagerService extends SystemService 
            return DisplayPowerRequest.POLICY_VR;

        }



        if ((mWakeLockSummary & WAKE_LOCK_SCREEN_BRIGHT) != 0

        if ((wakeLockSummary & WAKE_LOCK_SCREEN_BRIGHT) != 0

                || !mBootCompleted

                || (mDisplayGroupPowerStateMapper.getUserActivitySummaryLocked(groupId)

                & USER_ACTIVITY_SCREEN_BRIGHT) != 0
@@ -3292,7 +3342,9 @@ public final class PowerManagerService extends SystemService 
    };



    private boolean shouldUseProximitySensorLocked() {

        return !mIsVrModeEnabled && (mWakeLockSummary & WAKE_LOCK_PROXIMITY_SCREEN_OFF) != 0;

        // Use default display group for proximity sensor.

        return !mIsVrModeEnabled && (mDisplayGroupPowerStateMapper.getWakeLockSummaryLocked(

                Display.DEFAULT_DISPLAY_GROUP) & WAKE_LOCK_PROXIMITY_SCREEN_OFF) != 0;

    }



    /**
@@ -4248,6 +4300,8 @@ public final class PowerManagerService extends SystemService 
                pw.println("  lastUserActivityTimeNoChangeLights=" + TimeUtils.formatUptime(

                        mDisplayGroupPowerStateMapper.getLastUserActivityTimeNoChangeLightsLocked(

                                id)));

                pw.println("  mWakeLockSummary=0x" + Integer.toHexString(

                        mDisplayGroupPowerStateMapper.getWakeLockSummaryLocked(id)));

            }



            wcd = mWirelessChargerDetector;
@@ -4738,6 +4792,7 @@ public final class PowerManagerService extends SystemService 
     */

    /* package */ final class WakeLock implements IBinder.DeathRecipient {

        public final IBinder mLock;

        public final int mDisplayId;

        public int mFlags;

        public String mTag;

        public final String mPackageName;
@@ -4751,10 +4806,11 @@ public final class PowerManagerService extends SystemService 
        public boolean mNotifiedLong;

        public boolean mDisabled;



        public WakeLock(IBinder lock, int flags, String tag, String packageName,

        public WakeLock(IBinder lock, int displayId, int flags, String tag, String packageName,

                WorkSource workSource, String historyTag, int ownerUid, int ownerPid,

                UidState uidState) {

            mLock = lock;

            mDisplayId = displayId;

            mFlags = flags;

            mTag = tag;

            mPackageName = packageName;
@@ -4807,6 +4863,15 @@ public final class PowerManagerService extends SystemService 
            mWorkSource = copyWorkSource(workSource);

        }



        public int getDisplayGroupId() {

            if (!mSystemReady || mDisplayId == Display.INVALID_DISPLAY) {

                return Display.INVALID_DISPLAY_GROUP;

            }



            final DisplayInfo displayInfo = mDisplayManagerInternal.getDisplayInfo(mDisplayId);

            return displayInfo == null ? Display.INVALID_DISPLAY_GROUP : displayInfo.displayGroupId;

        }



        @Override

        public String toString() {

            StringBuilder sb = new StringBuilder();
@@ -4996,11 +5061,11 @@ public final class PowerManagerService extends SystemService 


        @Override // Binder call

        public void acquireWakeLockWithUid(IBinder lock, int flags, String tag,

                String packageName, int uid) {

                String packageName, int uid, int displayId) {

            if (uid < 0) {

                uid = Binder.getCallingUid();

            }

            acquireWakeLock(lock, flags, tag, packageName, new WorkSource(uid), null);

            acquireWakeLock(lock, flags, tag, packageName, new WorkSource(uid), null, displayId);

        }



        @Override // Binder call
@@ -5035,7 +5100,7 @@ public final class PowerManagerService extends SystemService 


        @Override // Binder call

        public void acquireWakeLock(IBinder lock, int flags, String tag, String packageName,

                WorkSource ws, String historyTag) {

                WorkSource ws, String historyTag, int displayId) {

            if (lock == null) {

                throw new IllegalArgumentException("lock must not be null");

            }
@@ -5060,7 +5125,8 @@ public final class PowerManagerService extends SystemService 
            final int pid = Binder.getCallingPid();

            final long ident = Binder.clearCallingIdentity();

            try {

                acquireWakeLockInternal(lock, flags, tag, packageName, ws, historyTag, uid, pid);

                acquireWakeLockInternal(lock, displayId, flags, tag, packageName, ws, historyTag,

                        uid, pid);

            } finally {

                Binder.restoreCallingIdentity(ident);

            }
@@ -5069,7 +5135,7 @@ public final class PowerManagerService extends SystemService 
        @Override // Binder call

        public void acquireWakeLockAsync(IBinder lock, int flags, String tag, String packageName,

                WorkSource ws, String historyTag) {

            acquireWakeLock(lock, flags, tag, packageName, ws, historyTag);

            acquireWakeLock(lock, flags, tag, packageName, ws, historyTag, Display.INVALID_DISPLAY);

        }



        @Override // Binder call

services/tests/servicestests/src/com/android/server/power/PowerManagerServiceTest.java

+87 −6

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