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Merge "Do not send updates for disabled displays." into tm-qpr-dev

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This commit is contained in:
Santos Cordon
2022-12-05 13:31:40 +00:00
committed by Android (Google) Code Review
parent d1783ae8f9 65f9addcdd
commit 2b46e4671b
12 changed files with 375 additions and 141 deletions
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12
core/java/android/hardware/display/DisplayManager.java
View File

@@ -559,18 +559,20 @@ public final class DisplayManager {
* @see #DISPLAY_CATEGORY_PRESENTATION
*/
public Display[] getDisplays(String category) {
final int[] displayIds = mGlobal.getDisplayIds();
boolean includeDisabled = (category != null
&& category.equals(DISPLAY_CATEGORY_ALL_INCLUDING_DISABLED));
final int[] displayIds = mGlobal.getDisplayIds(includeDisabled);
synchronized (mLock) {
try {
if (category == null
|| DISPLAY_CATEGORY_ALL_INCLUDING_DISABLED.equals(category)) {
addAllDisplaysLocked(mTempDisplays, displayIds);
} else if (category.equals(DISPLAY_CATEGORY_PRESENTATION)) {
if (DISPLAY_CATEGORY_PRESENTATION.equals(category)) {
addPresentationDisplaysLocked(mTempDisplays, displayIds, Display.TYPE_WIFI);
addPresentationDisplaysLocked(mTempDisplays, displayIds, Display.TYPE_EXTERNAL);
addPresentationDisplaysLocked(mTempDisplays, displayIds, Display.TYPE_OVERLAY);
addPresentationDisplaysLocked(mTempDisplays, displayIds, Display.TYPE_VIRTUAL);
addPresentationDisplaysLocked(mTempDisplays, displayIds, Display.TYPE_INTERNAL);
} else if (category == null
|| DISPLAY_CATEGORY_ALL_INCLUDING_DISABLED.equals(category)) {
addAllDisplaysLocked(mTempDisplays, displayIds);
}
return mTempDisplays.toArray(new Display[mTempDisplays.size()]);
} finally {

12
core/java/android/hardware/display/DisplayManagerGlobal.java
View File

@@ -206,6 +206,16 @@ public final class DisplayManagerGlobal {
*/
@UnsupportedAppUsage
public int[] getDisplayIds() {
return getDisplayIds(/* includeDisabled= */ false);
}
/**
* Gets all currently valid logical display ids.
*
* @param includeDisabled True if the returned list of displays includes disabled displays.
* @return An array containing all display ids.
*/
public int[] getDisplayIds(boolean includeDisabled) {
try {
synchronized (mLock) {
if (USE_CACHE) {
@@ -214,7 +224,7 @@ public final class DisplayManagerGlobal {
}
}
int[] displayIds = mDm.getDisplayIds();
int[] displayIds = mDm.getDisplayIds(includeDisabled);
if (USE_CACHE) {
mDisplayIdCache = displayIds;
}

2
core/java/android/hardware/display/IDisplayManager.aidl
View File

@@ -36,7 +36,7 @@ import android.view.Surface;
interface IDisplayManager {
@UnsupportedAppUsage
DisplayInfo getDisplayInfo(int displayId);
int[] getDisplayIds();
int[] getDisplayIds(boolean includeDisabled);
boolean isUidPresentOnDisplay(int uid, int displayId);

45
services/core/java/com/android/server/display/DisplayManagerService.java
View File

@@ -1545,7 +1545,7 @@ public final class DisplayManagerService extends SystemService {
mSyncRoot.notifyAll();
}
sendDisplayEventLocked(displayId, DisplayManagerGlobal.EVENT_DISPLAY_ADDED);
sendDisplayEventLocked(display, DisplayManagerGlobal.EVENT_DISPLAY_ADDED);
Runnable work = updateDisplayStateLocked(device);
if (work != null) {
@@ -1564,7 +1564,7 @@ public final class DisplayManagerService extends SystemService {
// We don't bother invalidating the display info caches here because any changes to the
// display info will trigger a cache invalidation inside of LogicalDisplay before we hit
// this point.
sendDisplayEventLocked(displayId, DisplayManagerGlobal.EVENT_DISPLAY_CHANGED);
sendDisplayEventLocked(display, DisplayManagerGlobal.EVENT_DISPLAY_CHANGED);
scheduleTraversalLocked(false);
mPersistentDataStore.saveIfNeeded();
@@ -1593,7 +1593,7 @@ public final class DisplayManagerService extends SystemService {
mDisplayStates.delete(displayId);
mDisplayBrightnesses.delete(displayId);
DisplayManagerGlobal.invalidateLocalDisplayInfoCaches();
sendDisplayEventLocked(displayId, DisplayManagerGlobal.EVENT_DISPLAY_REMOVED);
sendDisplayEventLocked(display, DisplayManagerGlobal.EVENT_DISPLAY_REMOVED);
scheduleTraversalLocked(false);
if (mDisplayWindowPolicyControllers.contains(displayId)) {
@@ -1609,24 +1609,13 @@ public final class DisplayManagerService extends SystemService {
}
private void handleLogicalDisplaySwappedLocked(@NonNull LogicalDisplay display) {
final DisplayDevice device = display.getPrimaryDisplayDeviceLocked();
final Runnable work = updateDisplayStateLocked(device);
if (work != null) {
mHandler.post(work);
}
final int displayId = display.getDisplayIdLocked();
handleLogicalDisplayChangedLocked(display);
final int displayId = display.getDisplayIdLocked();
if (displayId == Display.DEFAULT_DISPLAY) {
notifyDefaultDisplayDeviceUpdated(display);
}
DisplayPowerController dpc = mDisplayPowerControllers.get(displayId);
if (dpc != null) {
dpc.onDisplayChanged();
}
mPersistentDataStore.saveIfNeeded();
mHandler.sendEmptyMessage(MSG_LOAD_BRIGHTNESS_CONFIGURATIONS);
handleLogicalDisplayChangedLocked(display);
}
private void notifyDefaultDisplayDeviceUpdated(LogicalDisplay display) {
@@ -1638,7 +1627,7 @@ public final class DisplayManagerService extends SystemService {
final int displayId = display.getDisplayIdLocked();
final DisplayPowerController dpc = mDisplayPowerControllers.get(displayId);
if (dpc != null) {
dpc.onDeviceStateTransition();
dpc.onDisplayChanged();
}
}
@@ -2348,9 +2337,13 @@ public final class DisplayManagerService extends SystemService {
}
}
private void sendDisplayEventLocked(int displayId, @DisplayEvent int event) {
Message msg = mHandler.obtainMessage(MSG_DELIVER_DISPLAY_EVENT, displayId, event);
mHandler.sendMessage(msg);
private void sendDisplayEventLocked(@NonNull LogicalDisplay display, @DisplayEvent int event) {
// Only send updates outside of DisplayManagerService for enabled displays
if (display.isEnabledLocked()) {
int displayId = display.getDisplayIdLocked();
Message msg = mHandler.obtainMessage(MSG_DELIVER_DISPLAY_EVENT, displayId, event);
mHandler.sendMessage(msg);
}
}
private void sendDisplayGroupEvent(int groupId, int event) {
@@ -2636,8 +2629,7 @@ public final class DisplayManagerService extends SystemService {
}
private void handleBrightnessChange(LogicalDisplay display) {
sendDisplayEventLocked(display.getDisplayIdLocked(),
DisplayManagerGlobal.EVENT_DISPLAY_BRIGHTNESS_CHANGED);
sendDisplayEventLocked(display, DisplayManagerGlobal.EVENT_DISPLAY_BRIGHTNESS_CHANGED);
}
private DisplayDevice getDeviceForDisplayLocked(int displayId) {
@@ -2854,12 +2846,12 @@ public final class DisplayManagerService extends SystemService {
* Returns the list of all display ids.
*/
@Override // Binder call
public int[] getDisplayIds() {
public int[] getDisplayIds(boolean includeDisabled) {
final int callingUid = Binder.getCallingUid();
final long token = Binder.clearCallingIdentity();
try {
synchronized (mSyncRoot) {
return mLogicalDisplayMapper.getDisplayIdsLocked(callingUid);
return mLogicalDisplayMapper.getDisplayIdsLocked(callingUid, includeDisabled);
}
} finally {
Binder.restoreCallingIdentity(token);
@@ -3337,6 +3329,11 @@ public final class DisplayManagerService extends SystemService {
final long token = Binder.clearCallingIdentity();
try {
synchronized (mSyncRoot) {
LogicalDisplay display = mLogicalDisplayMapper.getDisplayLocked(
displayId, /* includeDisabled= */ false);
if (display == null || !display.isEnabledLocked()) {
return null;
}
DisplayPowerController dpc = mDisplayPowerControllers.get(displayId);
if (dpc != null) {
return dpc.getBrightnessInfo();

9
services/core/java/com/android/server/display/DisplayModeDirector.java
View File

@@ -16,6 +16,7 @@
package com.android.server.display;
import static android.hardware.display.DisplayManager.DISPLAY_CATEGORY_ALL_INCLUDING_DISABLED;
import static android.hardware.display.DisplayManagerInternal.REFRESH_RATE_LIMIT_HIGH_BRIGHTNESS_MODE;
import static android.os.PowerManager.BRIGHTNESS_INVALID;
@@ -1457,7 +1458,7 @@ public class DisplayModeDirector {
SparseArray<Display.Mode[]> modes = new SparseArray<>();
SparseArray<Display.Mode> defaultModes = new SparseArray<>();
DisplayInfo info = new DisplayInfo();
Display[] displays = dm.getDisplays();
Display[] displays = dm.getDisplays(DISPLAY_CATEGORY_ALL_INCLUDING_DISABLED);
for (Display d : displays) {
final int displayId = d.getDisplayId();
d.getDisplayInfo(info);
@@ -2332,7 +2333,8 @@ public class DisplayModeDirector {
sensorManager.addProximityActiveListener(BackgroundThread.getExecutor(), this);
synchronized (mSensorObserverLock) {
for (Display d : mDisplayManager.getDisplays()) {
for (Display d : mDisplayManager.getDisplays(
DISPLAY_CATEGORY_ALL_INCLUDING_DISABLED)) {
mDozeStateByDisplay.put(d.getDisplayId(), mInjector.isDozeState(d));
}
}
@@ -2343,7 +2345,8 @@ public class DisplayModeDirector {
}
private void recalculateVotesLocked() {
final Display[] displays = mDisplayManager.getDisplays();
final Display[] displays = mDisplayManager.getDisplays(
DISPLAY_CATEGORY_ALL_INCLUDING_DISABLED);
for (Display d : displays) {
int displayId = d.getDisplayId();
Vote vote = null;

35
services/core/java/com/android/server/display/DisplayPowerController.java
View File

@@ -491,6 +491,9 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call
private final String mSuspendBlockerIdProxNegative;
private final String mSuspendBlockerIdProxDebounce;
private boolean mIsEnabled;
private boolean mIsInTransition;
/**
* Creates the display power controller.
*/
@@ -512,6 +515,8 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call
mDisplayDevice = mLogicalDisplay.getPrimaryDisplayDeviceLocked();
mUniqueDisplayId = logicalDisplay.getPrimaryDisplayDeviceLocked().getUniqueId();
mDisplayStatsId = mUniqueDisplayId.hashCode();
mIsEnabled = logicalDisplay.isEnabledLocked();
mIsInTransition = logicalDisplay.isInTransitionLocked();
mHandler = new DisplayControllerHandler(handler.getLooper());
mLastBrightnessEvent = new BrightnessEvent(mDisplayId);
mTempBrightnessEvent = new BrightnessEvent(mDisplayId);
@@ -789,13 +794,30 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call
final DisplayDeviceConfig config = device.getDisplayDeviceConfig();
final IBinder token = device.getDisplayTokenLocked();
final DisplayDeviceInfo info = device.getDisplayDeviceInfoLocked();
final boolean isEnabled = mLogicalDisplay.isEnabledLocked();
final boolean isInTransition = mLogicalDisplay.isInTransitionLocked();
mHandler.post(() -> {
boolean changed = false;
if (mDisplayDevice != device) {
changed = true;
mDisplayDevice = device;
mUniqueDisplayId = uniqueId;
mDisplayStatsId = mUniqueDisplayId.hashCode();
mDisplayDeviceConfig = config;
loadFromDisplayDeviceConfig(token, info);
// Since the underlying display-device changed, we really don't know the
// last command that was sent to change it's state. Lets assume it is unknown so
// that we trigger a change immediately.
mPowerState.resetScreenState();
}
if (mIsEnabled != isEnabled || mIsInTransition != isInTransition) {
changed = true;
mIsEnabled = isEnabled;
mIsInTransition = isInTransition;
}
if (changed) {
if (DEBUG) {
Trace.beginAsyncSection("DisplayPowerController#updatePowerState", 0);
}
@@ -807,15 +829,6 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call
});
}
/**
* Called when the displays are preparing to transition from one device state to another.
* This process involves turning off some displays so we need updatePowerState() to run and
* calculate the new state.
*/
public void onDeviceStateTransition() {
sendUpdatePowerState();
}
/**
* Unregisters all listeners and interrupts all running threads; halting future work.
*
@@ -1291,8 +1304,8 @@ final class DisplayPowerController implements AutomaticBrightnessController.Call
mIgnoreProximityUntilChanged = false;
}
if (!mLogicalDisplay.isEnabled()
|| mLogicalDisplay.getPhase() == LogicalDisplay.DISPLAY_PHASE_LAYOUT_TRANSITION
if (!mIsEnabled
|| mIsInTransition
|| mScreenOffBecauseOfProximity) {
state = Display.STATE_OFF;
}

11
services/core/java/com/android/server/display/DisplayPowerState.java
View File

@@ -145,7 +145,7 @@ final class DisplayPowerState {
public void setScreenState(int state) {
if (mScreenState != state) {
if (DEBUG) {
Slog.d(TAG, "setScreenState: state=" + state);
Slog.w(TAG, "setScreenState: state=" + Display.stateToString(state));
}
mScreenState = state;
@@ -339,6 +339,15 @@ final class DisplayPowerState {
if (mColorFade != null) mColorFade.dump(pw);
}
/**
* Resets the screen state to unknown. Useful when the underlying display-device changes for the
* LogicalDisplay and we do not know the last state that was sent to it.
*/
void resetScreenState() {
mScreenState = Display.STATE_UNKNOWN;
mScreenReady = false;
}
private void scheduleScreenUpdate() {
if (!mScreenUpdatePending) {
mScreenUpdatePending = true;

95
services/core/java/com/android/server/display/LogicalDisplay.java
View File

@@ -18,7 +18,6 @@ package com.android.server.display;
import static com.android.server.display.DisplayDeviceInfo.TOUCH_NONE;
import android.annotation.IntDef;
import android.annotation.NonNull;
import android.annotation.Nullable;
import android.graphics.Point;
@@ -68,33 +67,6 @@ import java.util.Objects;
final class LogicalDisplay {
private static final String TAG = "LogicalDisplay";
/**
* Phase indicating the logical display's existence is hidden from the rest of the framework.
* This can happen if the current layout has specifically requested to keep this display
* disabled.
*/
static final int DISPLAY_PHASE_DISABLED = -1;
/**
* Phase indicating that the logical display is going through a layout transition.
* When in this phase, other systems can choose to special case power-state handling of a
* display that might be in a transition.
*/
static final int DISPLAY_PHASE_LAYOUT_TRANSITION = 0;
/**
* The display is exposed to the rest of the system and its power state is determined by a
* power-request from PowerManager.
*/
static final int DISPLAY_PHASE_ENABLED = 1;
@IntDef(prefix = {"DISPLAY_PHASE" }, value = {
DISPLAY_PHASE_DISABLED,
DISPLAY_PHASE_LAYOUT_TRANSITION,
DISPLAY_PHASE_ENABLED
})
@interface DisplayPhase {}
// The layer stack we use when the display has been blanked to prevent any
// of its content from appearing.
private static final int BLANK_LAYER_STACK = -1;
@@ -158,14 +130,6 @@ final class LogicalDisplay {
private final Rect mTempLayerStackRect = new Rect();
private final Rect mTempDisplayRect = new Rect();
/**
* Indicates the current phase of the display. Generally, phases supersede any
* requests from PowerManager in DPC's calculation for the display state. Only when the
* phase is ENABLED does PowerManager's request for the display take effect.
*/
@DisplayPhase
private int mPhase = DISPLAY_PHASE_ENABLED;
/**
* The UID mappings for refresh rate override
*/
@@ -181,12 +145,22 @@ final class LogicalDisplay {
*/
private final SparseArray<Float> mTempFrameRateOverride;
// Indicates the display is enabled (allowed to be ON).
private boolean mIsEnabled;
// Indicates the display is part of a transition from one device-state ({@link
// DeviceStateManager}) to another. Being a "part" of a transition means that either
// the {@link mIsEnabled} is changing, or the underlying mPrimiaryDisplayDevice is changing.
private boolean mIsInTransition;
public LogicalDisplay(int displayId, int layerStack, DisplayDevice primaryDisplayDevice) {
mDisplayId = displayId;
mLayerStack = layerStack;
mPrimaryDisplayDevice = primaryDisplayDevice;
mPendingFrameRateOverrideUids = new ArraySet<>();
mTempFrameRateOverride = new SparseArray<>();
mIsEnabled = true;
mIsInTransition = false;
}
/**
@@ -525,7 +499,7 @@ final class LogicalDisplay {
// Prevent displays that are disabled from receiving input.
// TODO(b/188914255): Remove once input can dispatch against device vs layerstack.
device.setDisplayFlagsLocked(t,
(isEnabled() && device.getDisplayDeviceInfoLocked().touch != TOUCH_NONE)
(isEnabledLocked() && device.getDisplayDeviceInfoLocked().touch != TOUCH_NONE)
? SurfaceControl.DISPLAY_RECEIVES_INPUT
: 0);
@@ -767,32 +741,45 @@ final class LogicalDisplay {
return old;
}
public void setPhase(@DisplayPhase int phase) {
mPhase = phase;
}
/**
* Returns the currently set phase for this LogicalDisplay. Phases are used when transitioning
* from one device state to another. {@see LogicalDisplayMapper}.
*/
@DisplayPhase
public int getPhase() {
return mPhase;
}
/**
* @return {@code true} if the LogicalDisplay is enabled or {@code false}
* if disabled indicating that the display should be hidden from the rest of the apps and
* framework.
*/
public boolean isEnabled() {
// DISPLAY_PHASE_LAYOUT_TRANSITION is still considered an 'enabled' phase.
return mPhase == DISPLAY_PHASE_ENABLED || mPhase == DISPLAY_PHASE_LAYOUT_TRANSITION;
public boolean isEnabledLocked() {
return mIsEnabled;
}
/**
* Sets the display as enabled.
*
* @param enable True if enabled, false otherwise.
*/
public void setEnabledLocked(boolean enabled) {
mIsEnabled = enabled;
}
/**
* @return {@code true} if the LogicalDisplay is in a transition phase. This is used to indicate
* that we are getting ready to swap the underlying display-device and the display should be
* rendered appropriately to reduce jank.
*/
public boolean isInTransitionLocked() {
return mIsInTransition;
}
/**
* Sets the transition phase.
* @param isInTransition True if it display is in transition.
*/
public void setIsInTransitionLocked(boolean isInTransition) {
mIsInTransition = isInTransition;
}
public void dumpLocked(PrintWriter pw) {
pw.println("mDisplayId=" + mDisplayId);
pw.println("mPhase=" + mPhase);
pw.println("mIsEnabled=" + mIsEnabled);
pw.println("mIsInTransition=" + mIsInTransition);
pw.println("mLayerStack=" + mLayerStack);
pw.println("mHasContent=" + mHasContent);
pw.println("mDesiredDisplayModeSpecs={" + mDesiredDisplayModeSpecs + "}");

101
services/core/java/com/android/server/display/LogicalDisplayMapper.java
View File

@@ -39,7 +39,6 @@ import android.view.DisplayAddress;
import android.view.DisplayInfo;
import com.android.internal.annotations.VisibleForTesting;
import com.android.server.display.LogicalDisplay.DisplayPhase;
import com.android.server.display.layout.Layout;
import java.io.PrintWriter;
@@ -167,6 +166,12 @@ class LogicalDisplayMapper implements DisplayDeviceRepository.Listener {
LogicalDisplayMapper(@NonNull Context context, @NonNull DisplayDeviceRepository repo,
@NonNull Listener listener, @NonNull DisplayManagerService.SyncRoot syncRoot,
@NonNull Handler handler) {
this(context, repo, listener, syncRoot, handler, new DeviceStateToLayoutMap());
}
LogicalDisplayMapper(@NonNull Context context, @NonNull DisplayDeviceRepository repo,
@NonNull Listener listener, @NonNull DisplayManagerService.SyncRoot syncRoot,
@NonNull Handler handler, @NonNull DeviceStateToLayoutMap deviceStateToLayoutMap) {
mSyncRoot = syncRoot;
mPowerManager = context.getSystemService(PowerManager.class);
mInteractive = mPowerManager.isInteractive();
@@ -181,7 +186,7 @@ class LogicalDisplayMapper implements DisplayDeviceRepository.Listener {
mDeviceStatesOnWhichToSleep = toSparseBooleanArray(context.getResources().getIntArray(
com.android.internal.R.array.config_deviceStatesOnWhichToSleep));
mDisplayDeviceRepo.addListener(this);
mDeviceStateToLayoutMap = new DeviceStateToLayoutMap();
mDeviceStateToLayoutMap = deviceStateToLayoutMap;
}
@Override
@@ -218,10 +223,22 @@ class LogicalDisplayMapper implements DisplayDeviceRepository.Listener {
}
public LogicalDisplay getDisplayLocked(int displayId) {
return mLogicalDisplays.get(displayId);
return getDisplayLocked(displayId, /* includeDisabled= */ true);
}
public LogicalDisplay getDisplayLocked(int displayId, boolean includeDisabled) {
LogicalDisplay display = mLogicalDisplays.get(displayId);
if (display == null || display.isEnabledLocked() || includeDisabled) {
return display;
}
return null;
}
public LogicalDisplay getDisplayLocked(DisplayDevice device) {
return getDisplayLocked(device, /* includeDisabled= */ true);
}
public LogicalDisplay getDisplayLocked(DisplayDevice device, boolean includeDisabled) {
if (device == null) {
return null;
}
@@ -229,21 +246,26 @@ class LogicalDisplayMapper implements DisplayDeviceRepository.Listener {
for (int i = 0; i < count; i++) {
final LogicalDisplay display = mLogicalDisplays.valueAt(i);
if (display.getPrimaryDisplayDeviceLocked() == device) {
return display;
if (display.isEnabledLocked() || includeDisabled) {
return display;
}
return null;
}
}
return null;
}
public int[] getDisplayIdsLocked(int callingUid) {
public int[] getDisplayIdsLocked(int callingUid, boolean includeDisabled) {
final int count = mLogicalDisplays.size();
int[] displayIds = new int[count];
int n = 0;
for (int i = 0; i < count; i++) {
LogicalDisplay display = mLogicalDisplays.valueAt(i);
DisplayInfo info = display.getDisplayInfoLocked();
if (info.hasAccess(callingUid)) {
displayIds[n++] = mLogicalDisplays.keyAt(i);
if (display.isEnabledLocked() || includeDisabled) {
DisplayInfo info = display.getDisplayInfoLocked();
if (info.hasAccess(callingUid)) {
displayIds[n++] = mLogicalDisplays.keyAt(i);
}
}
}
if (n != count) {
@@ -364,14 +386,12 @@ class LogicalDisplayMapper implements DisplayDeviceRepository.Listener {
void setDeviceStateLocked(int state, boolean isOverrideActive) {
Slog.i(TAG, "Requesting Transition to state: " + state + ", from state=" + mDeviceState
+ ", interactive=" + mInteractive);
+ ", interactive=" + mInteractive + ", mBootCompleted=" + mBootCompleted);
// As part of a state transition, we may need to turn off some displays temporarily so that
// the transition is smooth. Plus, on some devices, only one internal displays can be
// on at a time. We use DISPLAY_PHASE_LAYOUT_TRANSITION to mark a display that needs to be
// on at a time. We use LogicalDisplay.setIsInTransition to mark a display that needs to be
// temporarily turned off.
if (mDeviceState != DeviceStateManager.INVALID_DEVICE_STATE) {
resetLayoutLocked(mDeviceState, state, LogicalDisplay.DISPLAY_PHASE_LAYOUT_TRANSITION);
}
resetLayoutLocked(mDeviceState, state, /* isStateChangeStarting= */ true);
mPendingDeviceState = state;
final boolean wakeDevice = shouldDeviceBeWoken(mPendingDeviceState, mDeviceState,
mInteractive, mBootCompleted);
@@ -481,7 +501,7 @@ class LogicalDisplayMapper implements DisplayDeviceRepository.Listener {
final int count = mLogicalDisplays.size();
for (int i = 0; i < count; i++) {
final LogicalDisplay display = mLogicalDisplays.valueAt(i);
if (display.getPhase() != LogicalDisplay.DISPLAY_PHASE_LAYOUT_TRANSITION) {
if (!display.isInTransitionLocked()) {
continue;
}
@@ -497,7 +517,7 @@ class LogicalDisplayMapper implements DisplayDeviceRepository.Listener {
}
private void transitionToPendingStateLocked() {
resetLayoutLocked(mDeviceState, mPendingDeviceState, LogicalDisplay.DISPLAY_PHASE_ENABLED);
resetLayoutLocked(mDeviceState, mPendingDeviceState, /* isStateChangeStarting= */ false);
mDeviceState = mPendingDeviceState;
mPendingDeviceState = DeviceStateManager.INVALID_DEVICE_STATE;
applyLayoutLocked();
@@ -789,17 +809,17 @@ class LogicalDisplayMapper implements DisplayDeviceRepository.Listener {
/**
* Goes through all the displays used in the layouts for the specified {@code fromState} and
* {@code toState} and applies the specified {@code phase}. When a new layout is requested, we
* put the displays that will change into a transitional phase so that they can all be turned
* OFF. Once all are confirmed OFF, then this method gets called again to reset the phase to
* normal operation. This helps to ensure that all display-OFF requests are made before
* {@code toState} and un/marks them for transition. When a new layout is requested, we
* mark the displays that will change into a transitional phase so that they can all be turned
* OFF. Once all are confirmed OFF, then this method gets called again to reset transition
* marker. This helps to ensure that all display-OFF requests are made before
* display-ON which in turn hides any resizing-jank windows might incur when switching displays.
*
* @param fromState The state we are switching from.
* @param toState The state we are switching to.
* @param phase The new phase to apply to the displays.
* @param isStateChangeStarting Indicates whether to start or end Transition phase.
*/
private void resetLayoutLocked(int fromState, int toState, @DisplayPhase int phase) {
private void resetLayoutLocked(int fromState, int toState, boolean isStateChangeStarting) {
final Layout fromLayout = mDeviceStateToLayoutMap.get(fromState);
final Layout toLayout = mDeviceStateToLayoutMap.get(toState);
@@ -817,12 +837,16 @@ class LogicalDisplayMapper implements DisplayDeviceRepository.Listener {
// new layout.
final DisplayAddress address = device.getDisplayDeviceInfoLocked().address;
// Virtual displays do not have addresses.
// Virtual displays do not have addresses, so account for nulls.
final Layout.Display fromDisplay =
address != null ? fromLayout.getByAddress(address) : null;
final Layout.Display toDisplay =
address != null ? toLayout.getByAddress(address) : null;
// If the display is in one of the layouts but not the other, then the content will
// change, so in this case we also want to blank the displays to avoid jank.
final boolean displayNotInBothLayouts = (fromDisplay == null) != (toDisplay == null);
// If a layout doesn't mention a display-device at all, then the display-device defaults
// to enabled. This is why we treat null as "enabled" in the code below.
final boolean wasEnabled = fromDisplay == null || fromDisplay.isEnabled();
@@ -837,16 +861,23 @@ class LogicalDisplayMapper implements DisplayDeviceRepository.Listener {
// 3) It's enabled, but it's mapped to a new logical display ID. To the user this
// would look like apps moving from one screen to another since task-stacks stay
// with the logical display [ID].
// 4) It's in one layout but not the other, so the content will change.
final boolean isTransitioning =
(logicalDisplay.getPhase() == LogicalDisplay.DISPLAY_PHASE_LAYOUT_TRANSITION)
logicalDisplay.isInTransitionLocked()
|| (wasEnabled != willBeEnabled)
|| deviceHasNewLogicalDisplayId;
|| deviceHasNewLogicalDisplayId
|| displayNotInBothLayouts;
if (isTransitioning) {
setDisplayPhase(logicalDisplay, phase);
if (phase == LogicalDisplay.DISPLAY_PHASE_LAYOUT_TRANSITION) {
mUpdatedLogicalDisplays.put(displayId, UPDATE_STATE_TRANSITION);
if (isStateChangeStarting != logicalDisplay.isInTransitionLocked()) {
Slog.i(TAG, "Set isInTransition on display " + displayId + ": "
+ isStateChangeStarting);
}
// This will either mark the display as "transitioning" if we are starting to change
// the device state, or remove the transitioning marker if the state change is
// ending.
logicalDisplay.setIsInTransitionLocked(isStateChangeStarting);
mUpdatedLogicalDisplays.put(displayId, UPDATE_STATE_TRANSITION);
}
}
}
@@ -891,9 +922,7 @@ class LogicalDisplayMapper implements DisplayDeviceRepository.Listener {
newDisplay.swapDisplaysLocked(oldDisplay);
}
if (!displayLayout.isEnabled()) {
setDisplayPhase(newDisplay, LogicalDisplay.DISPLAY_PHASE_DISABLED);
}
setEnabledLocked(newDisplay, displayLayout.isEnabled());
}
}
@@ -912,23 +941,25 @@ class LogicalDisplayMapper implements DisplayDeviceRepository.Listener {
final LogicalDisplay display = new LogicalDisplay(displayId, layerStack, device);
display.updateLocked(mDisplayDeviceRepo);
mLogicalDisplays.put(displayId, display);
setDisplayPhase(display, LogicalDisplay.DISPLAY_PHASE_ENABLED);
return display;
}
private void setDisplayPhase(LogicalDisplay display, @DisplayPhase int phase) {
private void setEnabledLocked(LogicalDisplay display, boolean isEnabled) {
final int displayId = display.getDisplayIdLocked();
final DisplayInfo info = display.getDisplayInfoLocked();
final boolean disallowSecondaryDisplay = mSingleDisplayDemoMode
&& (info.type != Display.TYPE_INTERNAL);
if (phase != LogicalDisplay.DISPLAY_PHASE_DISABLED && disallowSecondaryDisplay) {
if (isEnabled && disallowSecondaryDisplay) {
Slog.i(TAG, "Not creating a logical display for a secondary display because single"
+ " display demo mode is enabled: " + display.getDisplayInfoLocked());
phase = LogicalDisplay.DISPLAY_PHASE_DISABLED;
isEnabled = false;
}
display.setPhase(phase);
if (display.isEnabledLocked() != isEnabled) {
Slog.i(TAG, "SetEnabled on display " + displayId + ": " + isEnabled);
display.setEnabledLocked(isEnabled);
}
}
private int assignDisplayGroupIdLocked(boolean isOwnDisplayGroup) {

5
services/tests/servicestests/src/com/android/server/display/DisplayManagerServiceTest.java
View File

@@ -287,7 +287,7 @@ public class DisplayManagerServiceTest {
when(mMockAppToken.asBinder()).thenReturn(mMockAppToken);
final int displayIds[] = bs.getDisplayIds();
final int[] displayIds = bs.getDisplayIds(/* includeDisabled= */ true);
final int size = displayIds.length;
assertTrue(size > 0);
@@ -1174,7 +1174,8 @@ public class DisplayManagerServiceTest {
DisplayManagerService.BinderService displayManagerBinderService,
FakeDisplayDevice displayDevice) {
final int[] displayIds = displayManagerBinderService.getDisplayIds();
final int[] displayIds = displayManagerBinderService.getDisplayIds(
/* includeDisabled= */ true);
assertTrue(displayIds.length > 0);
int displayId = Display.INVALID_DISPLAY;
for (int i = 0; i < displayIds.length; i++) {

185
services/tests/servicestests/src/com/android/server/display/LogicalDisplayMapperTest.java
View File

@@ -30,6 +30,8 @@ import static com.google.common.truth.Truth.assertThat;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import static org.mockito.ArgumentMatchers.eq;
import static org.mockito.Mockito.clearInvocations;
@@ -53,6 +55,8 @@ import android.view.DisplayInfo;
import androidx.test.filters.SmallTest;
import androidx.test.runner.AndroidJUnit4;
import com.android.server.display.layout.Layout;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
@@ -60,6 +64,7 @@ import org.mockito.ArgumentCaptor;
import org.mockito.Captor;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import org.mockito.Spy;
import java.io.InputStream;
import java.io.OutputStream;
@@ -85,6 +90,7 @@ public class LogicalDisplayMapperTest {
@Mock Resources mResourcesMock;
@Mock IPowerManager mIPowerManagerMock;
@Mock IThermalService mIThermalServiceMock;
@Spy DeviceStateToLayoutMap mDeviceStateToLayoutMapSpy = new DeviceStateToLayoutMap();
@Captor ArgumentCaptor<LogicalDisplay> mDisplayCaptor;
@@ -134,7 +140,8 @@ public class LogicalDisplayMapperTest {
mLooper = new TestLooper();
mHandler = new Handler(mLooper.getLooper());
mLogicalDisplayMapper = new LogicalDisplayMapper(mContextMock, mDisplayDeviceRepo,
mListenerMock, new DisplayManagerService.SyncRoot(), mHandler);
mListenerMock, new DisplayManagerService.SyncRoot(), mHandler,
mDeviceStateToLayoutMapSpy);
}
@@ -261,7 +268,8 @@ public class LogicalDisplayMapperTest {
add(createDisplayDevice(Display.TYPE_EXTERNAL, 600, 800, 0));
add(createDisplayDevice(Display.TYPE_VIRTUAL, 600, 800, 0));
int [] ids = mLogicalDisplayMapper.getDisplayIdsLocked(Process.SYSTEM_UID);
int [] ids = mLogicalDisplayMapper.getDisplayIdsLocked(Process.SYSTEM_UID,
/* includeDisabled= */ true);
assertEquals(3, ids.length);
Arrays.sort(ids);
assertEquals(DEFAULT_DISPLAY, ids[0]);
@@ -413,6 +421,178 @@ public class LogicalDisplayMapperTest {
/* isBootCompleted= */true));
}
@Test
public void testDeviceStateLocked() {
DisplayDevice device1 = createDisplayDevice(Display.TYPE_INTERNAL, 600, 800,
DisplayDeviceInfo.FLAG_ALLOWED_TO_BE_DEFAULT_DISPLAY);
DisplayDevice device2 = createDisplayDevice(Display.TYPE_INTERNAL, 600, 800,
DisplayDeviceInfo.FLAG_ALLOWED_TO_BE_DEFAULT_DISPLAY);
Layout layout = new Layout();
layout.createDisplayLocked(device1.getDisplayDeviceInfoLocked().address, true, true);
layout.createDisplayLocked(device2.getDisplayDeviceInfoLocked().address, false, false);
when(mDeviceStateToLayoutMapSpy.get(0)).thenReturn(layout);
layout = new Layout();
layout.createDisplayLocked(device1.getDisplayDeviceInfoLocked().address, false, false);
layout.createDisplayLocked(device2.getDisplayDeviceInfoLocked().address, true, true);
when(mDeviceStateToLayoutMapSpy.get(1)).thenReturn(layout);
when(mDeviceStateToLayoutMapSpy.get(2)).thenReturn(layout);
LogicalDisplay display1 = add(device1);
assertEquals(info(display1).address, info(device1).address);
assertEquals(DEFAULT_DISPLAY, id(display1));
LogicalDisplay display2 = add(device2);
assertEquals(info(display2).address, info(device2).address);
// We can only have one default display
assertEquals(DEFAULT_DISPLAY, id(display1));
mLogicalDisplayMapper.setDeviceStateLocked(0, false);
mLooper.moveTimeForward(1000);
mLooper.dispatchAll();
assertTrue(mLogicalDisplayMapper.getDisplayLocked(device1).isEnabledLocked());
assertFalse(mLogicalDisplayMapper.getDisplayLocked(device2).isEnabledLocked());
assertFalse(mLogicalDisplayMapper.getDisplayLocked(device1).isInTransitionLocked());
assertFalse(mLogicalDisplayMapper.getDisplayLocked(device2).isInTransitionLocked());
mLogicalDisplayMapper.setDeviceStateLocked(1, false);
mLooper.moveTimeForward(1000);
mLooper.dispatchAll();
assertFalse(mLogicalDisplayMapper.getDisplayLocked(device1).isEnabledLocked());
assertTrue(mLogicalDisplayMapper.getDisplayLocked(device2).isEnabledLocked());
assertFalse(mLogicalDisplayMapper.getDisplayLocked(device1).isInTransitionLocked());
assertFalse(mLogicalDisplayMapper.getDisplayLocked(device2).isInTransitionLocked());
mLogicalDisplayMapper.setDeviceStateLocked(2, false);
mLooper.moveTimeForward(1000);
mLooper.dispatchAll();
assertFalse(mLogicalDisplayMapper.getDisplayLocked(device1).isEnabledLocked());
assertTrue(mLogicalDisplayMapper.getDisplayLocked(device2).isEnabledLocked());
assertFalse(mLogicalDisplayMapper.getDisplayLocked(device1).isInTransitionLocked());
assertFalse(mLogicalDisplayMapper.getDisplayLocked(device2).isInTransitionLocked());
}
@Test
public void testEnabledAndDisabledDisplays() {
DisplayAddress displayAddressOne = new TestUtils.TestDisplayAddress();
DisplayAddress displayAddressTwo = new TestUtils.TestDisplayAddress();
DisplayAddress displayAddressThree = new TestUtils.TestDisplayAddress();
TestDisplayDevice device1 = createDisplayDevice(displayAddressOne, Display.TYPE_INTERNAL,
600, 800,
DisplayDeviceInfo.FLAG_ALLOWED_TO_BE_DEFAULT_DISPLAY);
TestDisplayDevice device2 = createDisplayDevice(displayAddressTwo, Display.TYPE_INTERNAL,
200, 800,
DisplayDeviceInfo.FLAG_OWN_DISPLAY_GROUP);
TestDisplayDevice device3 = createDisplayDevice(displayAddressThree, Display.TYPE_INTERNAL,
600, 900, DisplayDeviceInfo.FLAG_OWN_DISPLAY_GROUP);
Layout threeDevicesEnabledLayout = new Layout();
threeDevicesEnabledLayout.createDisplayLocked(
displayAddressOne,
/* isDefault= */ true,
/* isEnabled= */ true);
threeDevicesEnabledLayout.createDisplayLocked(
displayAddressTwo,
/* isDefault= */ false,
/* isEnabled= */ true);
threeDevicesEnabledLayout.createDisplayLocked(
displayAddressThree,
/* isDefault= */ false,
/* isEnabled= */ true);
when(mDeviceStateToLayoutMapSpy.get(DeviceStateToLayoutMap.STATE_DEFAULT))
.thenReturn(threeDevicesEnabledLayout);
LogicalDisplay display1 = add(device1);
LogicalDisplay display2 = add(device2);
LogicalDisplay display3 = add(device3);
// ensure 3 displays are returned
int [] ids = mLogicalDisplayMapper.getDisplayIdsLocked(Process.SYSTEM_UID, false);
assertEquals(3, ids.length);
Arrays.sort(ids);
assertEquals(DEFAULT_DISPLAY, ids[0]);
assertNotNull(mLogicalDisplayMapper.getDisplayLocked(device1,
/* includeDisabled= */ false));
assertNotNull(mLogicalDisplayMapper.getDisplayLocked(device2,
/* includeDisabled= */ false));
assertNotNull(mLogicalDisplayMapper.getDisplayLocked(device3,
/* includeDisabled= */ false));
assertNotNull(mLogicalDisplayMapper.getDisplayLocked(
threeDevicesEnabledLayout.getByAddress(displayAddressOne).getLogicalDisplayId(),
/* includeDisabled= */ false));
assertNotNull(mLogicalDisplayMapper.getDisplayLocked(
threeDevicesEnabledLayout.getByAddress(displayAddressTwo).getLogicalDisplayId(),
/* includeDisabled= */ false));
assertNotNull(mLogicalDisplayMapper.getDisplayLocked(
threeDevicesEnabledLayout.getByAddress(displayAddressThree).getLogicalDisplayId(),
/* includeDisabled= */ false));
Layout oneDeviceEnabledLayout = new Layout();
oneDeviceEnabledLayout.createDisplayLocked(
displayAddressOne,
/* isDefault= */ true,
/* isEnabled= */ true);
oneDeviceEnabledLayout.createDisplayLocked(
displayAddressTwo,
/* isDefault= */ false,
/* isEnabled= */ false);
oneDeviceEnabledLayout.createDisplayLocked(
displayAddressThree,
/* isDefault= */ false,
/* isEnabled= */ false);
when(mDeviceStateToLayoutMapSpy.get(0)).thenReturn(oneDeviceEnabledLayout);
when(mDeviceStateToLayoutMapSpy.get(1)).thenReturn(threeDevicesEnabledLayout);
// 1) Set the new state
// 2) Mark the displays as STATE_OFF so that it can continue with transition
// 3) Send DISPLAY_DEVICE_EVENT_CHANGE to inform the mapper of the new display state
// 4) Dispatch handler events.
mLogicalDisplayMapper.setDeviceStateLocked(0, false);
mDisplayDeviceRepo.onDisplayDeviceEvent(device3, DISPLAY_DEVICE_EVENT_CHANGED);
mLooper.moveTimeForward(1000);
mLooper.dispatchAll();
final int[] allDisplayIds = mLogicalDisplayMapper.getDisplayIdsLocked(
Process.SYSTEM_UID, false);
if (allDisplayIds.length != 1) {
throw new RuntimeException("Displays: \n"
+ mLogicalDisplayMapper.getDisplayLocked(device1).toString()
+ "\n" + mLogicalDisplayMapper.getDisplayLocked(device2).toString()
+ "\n" + mLogicalDisplayMapper.getDisplayLocked(device3).toString());
}
// ensure only one display is returned
assertEquals(1, allDisplayIds.length);
assertNotNull(mLogicalDisplayMapper.getDisplayLocked(device1,
/* includeDisabled= */ false));
assertNull(mLogicalDisplayMapper.getDisplayLocked(device2,
/* includeDisabled= */ false));
assertNull(mLogicalDisplayMapper.getDisplayLocked(device3,
/* includeDisabled= */ false));
assertNotNull(mLogicalDisplayMapper.getDisplayLocked(
oneDeviceEnabledLayout.getByAddress(displayAddressOne).getLogicalDisplayId(),
/* includeDisabled= */ false));
assertNull(mLogicalDisplayMapper.getDisplayLocked(
oneDeviceEnabledLayout.getByAddress(displayAddressTwo).getLogicalDisplayId(),
/* includeDisabled= */ false));
assertNull(mLogicalDisplayMapper.getDisplayLocked(
oneDeviceEnabledLayout.getByAddress(displayAddressThree).getLogicalDisplayId(),
/* includeDisabled= */ false));
// Now do it again to go back to state 1
mLogicalDisplayMapper.setDeviceStateLocked(1, false);
mDisplayDeviceRepo.onDisplayDeviceEvent(device3, DISPLAY_DEVICE_EVENT_CHANGED);
mLooper.moveTimeForward(1000);
mLooper.dispatchAll();
final int[] threeDisplaysEnabled = mLogicalDisplayMapper.getDisplayIdsLocked(
Process.SYSTEM_UID, false);
// ensure all three displays are returned
assertEquals(3, threeDisplaysEnabled.length);
}
/////////////////
// Helper Methods
/////////////////
@@ -477,6 +657,7 @@ public class LogicalDisplayMapperTest {
class TestDisplayDevice extends DisplayDevice {
private DisplayDeviceInfo mInfo;
private DisplayDeviceInfo mSentInfo;
private int mState;
TestDisplayDevice() {
super(null, null, "test_display_" + sUniqueTestDisplayId++, mContextMock);

4
services/tests/servicestests/src/com/android/server/display/LogicalDisplayTest.java
View File

@@ -128,12 +128,12 @@ public class LogicalDisplayTest {
verify(t).setDisplayFlags(any(), eq(SurfaceControl.DISPLAY_RECEIVES_INPUT));
reset(t);
mLogicalDisplay.setPhase(LogicalDisplay.DISPLAY_PHASE_DISABLED);
mLogicalDisplay.setEnabledLocked(false);
mLogicalDisplay.configureDisplayLocked(t, mDisplayDevice, false);
verify(t).setDisplayFlags(any(), eq(0));
reset(t);
mLogicalDisplay.setPhase(LogicalDisplay.DISPLAY_PHASE_ENABLED);
mLogicalDisplay.setEnabledLocked(true);
mDisplayDeviceInfo.touch = DisplayDeviceInfo.TOUCH_EXTERNAL;
mLogicalDisplay.configureDisplayLocked(t, mDisplayDevice, false);
verify(t).setDisplayFlags(any(), eq(SurfaceControl.DISPLAY_RECEIVES_INPUT));