Allow first power mode as off state
Bug: 237745199
test: atest libsurfaceflinger_unittest:OnInitializeDisplaysTest
atest libsurfaceflinger_unittest:SetPowerModeInternalTest
Merged-In: I3a2eae4efc4a5c6113700a9ca9e9b261e364a878
Change-Id: I3a2eae4efc4a5c6113700a9ca9e9b261e364a878
diff --git a/services/surfaceflinger/DisplayDevice.cpp b/services/surfaceflinger/DisplayDevice.cpp
index 8680900..f3b6254 100644
--- a/services/surfaceflinger/DisplayDevice.cpp
+++ b/services/surfaceflinger/DisplayDevice.cpp
@@ -104,7 +104,7 @@
mCompositionDisplay->getRenderSurface()->initialize();
- setPowerMode(args.initialPowerMode);
+ if (args.initialPowerMode.has_value()) setPowerMode(args.initialPowerMode.value());
// initialize the display orientation transform.
setProjection(ui::ROTATION_0, Rect::INVALID_RECT, Rect::INVALID_RECT);
@@ -174,19 +174,21 @@
void DisplayDevice::setPowerMode(hal::PowerMode mode) {
mPowerMode = mode;
- getCompositionDisplay()->setCompositionEnabled(mPowerMode != hal::PowerMode::OFF);
+
+ getCompositionDisplay()->setCompositionEnabled(mPowerMode.has_value() &&
+ *mPowerMode != hal::PowerMode::OFF);
}
void DisplayDevice::enableLayerCaching(bool enable) {
getCompositionDisplay()->setLayerCachingEnabled(enable);
}
-hal::PowerMode DisplayDevice::getPowerMode() const {
+std::optional<hal::PowerMode> DisplayDevice::getPowerMode() const {
return mPowerMode;
}
bool DisplayDevice::isPoweredOn() const {
- return mPowerMode != hal::PowerMode::OFF;
+ return mPowerMode && *mPowerMode != hal::PowerMode::OFF;
}
void DisplayDevice::setActiveMode(DisplayModeId id) {
@@ -373,7 +375,7 @@
}
result += "\n powerMode="s;
- result += to_string(mPowerMode);
+ result += mPowerMode.has_value() ? to_string(mPowerMode.value()) : "OFF(reset)";
result += '\n';
if (mRefreshRateConfigs) {
diff --git a/services/surfaceflinger/DisplayDevice.h b/services/surfaceflinger/DisplayDevice.h
index 2161436..fc24a9c 100644
--- a/services/surfaceflinger/DisplayDevice.h
+++ b/services/surfaceflinger/DisplayDevice.h
@@ -181,7 +181,7 @@
/* ------------------------------------------------------------------------
* Display power mode management.
*/
- hardware::graphics::composer::hal::PowerMode getPowerMode() const;
+ std::optional<hardware::graphics::composer::hal::PowerMode> getPowerMode() const;
void setPowerMode(hardware::graphics::composer::hal::PowerMode mode);
bool isPoweredOn() const;
@@ -281,8 +281,8 @@
static ui::Transform::RotationFlags sPrimaryDisplayRotationFlags;
- hardware::graphics::composer::hal::PowerMode mPowerMode =
- hardware::graphics::composer::hal::PowerMode::OFF;
+ // allow initial power mode as null.
+ std::optional<hardware::graphics::composer::hal::PowerMode> mPowerMode;
DisplayModePtr mActiveMode;
std::optional<float> mStagedBrightness = std::nullopt;
float mBrightness = -1.f;
@@ -366,8 +366,7 @@
HdrCapabilities hdrCapabilities;
int32_t supportedPerFrameMetadata{0};
std::unordered_map<ui::ColorMode, std::vector<ui::RenderIntent>> hwcColorModes;
- hardware::graphics::composer::hal::PowerMode initialPowerMode{
- hardware::graphics::composer::hal::PowerMode::ON};
+ std::optional<hardware::graphics::composer::hal::PowerMode> initialPowerMode;
bool isPrimary{false};
DisplayModes supportedModes;
DisplayModeId activeModeId;
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index fd824dc..db2447c 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -2889,7 +2889,8 @@
ALOGV("Display Orientation: %s", toCString(creationArgs.physicalOrientation));
// virtual displays are always considered enabled
- creationArgs.initialPowerMode = state.isVirtual() ? hal::PowerMode::ON : hal::PowerMode::OFF;
+ creationArgs.initialPowerMode =
+ state.isVirtual() ? std::make_optional(hal::PowerMode::ON) : std::nullopt;
sp<DisplayDevice> display = getFactory().createDisplayDevice(creationArgs);
@@ -4870,8 +4871,8 @@
const auto displayId = display->getPhysicalId();
ALOGD("Setting power mode %d on display %s", mode, to_string(displayId).c_str());
- const hal::PowerMode currentMode = display->getPowerMode();
- if (mode == currentMode) {
+ std::optional<hal::PowerMode> currentMode = display->getPowerMode();
+ if (currentMode.has_value() && mode == *currentMode) {
return;
}
@@ -4887,7 +4888,7 @@
mInterceptor->savePowerModeUpdate(display->getSequenceId(), static_cast<int32_t>(mode));
}
const auto refreshRate = display->refreshRateConfigs().getActiveMode()->getFps();
- if (currentMode == hal::PowerMode::OFF) {
+ if (*currentMode == hal::PowerMode::OFF) {
// Turn on the display
if (display->isInternal() && (!activeDisplay || !activeDisplay->isPoweredOn())) {
onActiveDisplayChangedLocked(display);
@@ -4918,7 +4919,7 @@
if (SurfaceFlinger::setSchedAttr(false) != NO_ERROR) {
ALOGW("Couldn't set uclamp.min on display off: %s\n", strerror(errno));
}
- if (isDisplayActiveLocked(display) && currentMode != hal::PowerMode::DOZE_SUSPEND) {
+ if (isDisplayActiveLocked(display) && *currentMode != hal::PowerMode::DOZE_SUSPEND) {
mScheduler->disableHardwareVsync(true);
mScheduler->onScreenReleased(mAppConnectionHandle);
}
@@ -4932,7 +4933,7 @@
} else if (mode == hal::PowerMode::DOZE || mode == hal::PowerMode::ON) {
// Update display while dozing
getHwComposer().setPowerMode(displayId, mode);
- if (isDisplayActiveLocked(display) && currentMode == hal::PowerMode::DOZE_SUSPEND) {
+ if (isDisplayActiveLocked(display) && *currentMode == hal::PowerMode::DOZE_SUSPEND) {
mScheduler->onScreenAcquired(mAppConnectionHandle);
mScheduler->resyncToHardwareVsync(true, refreshRate);
}
diff --git a/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h b/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
index b70fdcd..283f9ca 100644
--- a/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
+++ b/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
@@ -745,6 +745,7 @@
mHwcDisplayId(hwcDisplayId) {
mCreationArgs.connectionType = connectionType;
mCreationArgs.isPrimary = isPrimary;
+ mCreationArgs.initialPowerMode = hal::PowerMode::ON;
}
sp<IBinder> token() const { return mDisplayToken; }