Merge "Fix frozen screen after exiting vr" into pi-dev (9f90abbe) · Commits · e / os / platform_frameworks_native

services/surfaceflinger/DisplayHardware/HWC2.cpp

+23 −23

Original line number	Diff line number	Diff line
		@@ -144,15 +144,16 @@ void Device::destroyDisplay(hwc2_display_t displayId)

		void Device::onHotplug(hwc2_display_t displayId, Connection connection) {
		if (connection == Connection::Connected) {
		auto display = getDisplayById(displayId);
		if (display) {
		if (display->isConnected()) {
		ALOGW("Attempt to hotplug connect display %" PRIu64
		" , which is already connected.", displayId);
		} else {
		display->setConnected(true);
		// If we get a hotplug connected event for a display we already have,
		// destroy the display and recreate it. This will force us to requery
		// the display params and recreate all layers on that display.
		auto oldDisplay = getDisplayById(displayId);
		if (oldDisplay != nullptr && oldDisplay->isConnected()) {
		ALOGI("Hotplug connecting an already connected display."
		" Clearing old display state.");
		}
		} else {
		mDisplays.erase(displayId);

		DisplayType displayType;
		auto intError = mComposer->getDisplayType(displayId,
		reinterpret_cast<Hwc2::IComposerClient::DisplayType *>(
		@@ -168,7 +169,6 @@ void Device::onHotplug(hwc2_display_t displayId, Connection connection) {
		auto newDisplay = std::make_unique<Display>(
		*mComposer.get(), mCapabilities, displayId, displayType);
		mDisplays.emplace(displayId, std::move(newDisplay));
		}
		} else if (connection == Connection::Disconnected) {
		// The display will later be destroyed by a call to
		// destroyDisplay(). For now we just mark it disconnected.

+10 −10

Original line number	Diff line number	Diff line
		@@ -2120,9 +2120,8 @@ void SurfaceFlinger::processDisplayHotplugEventsLocked() {
		getBE().mHwc->onHotplug(event.display, displayType, event.connection);

		if (event.connection == HWC2::Connection::Connected) {
		if (!mBuiltinDisplays[displayType].get()) {
		ALOGV("Creating built in display %d", displayType);
		ALOGW_IF(mBuiltinDisplays[displayType],
		"Overwriting display token for display type %d", displayType);
		mBuiltinDisplays[displayType] = new BBinder();
		// All non-virtual displays are currently considered secure.
		DisplayDeviceState info(displayType, true);
		@@ -2130,6 +2129,7 @@ void SurfaceFlinger::processDisplayHotplugEventsLocked() {
		"Built-in Screen" : "External Screen";
		mCurrentState.displays.add(mBuiltinDisplays[displayType], info);
		mInterceptor.saveDisplayCreation(info);
		}
		} else {
		ALOGV("Removing built in display %d", displayType);