Merge "PowerAdvisor: Wait for boot finished" into rvc-dev
diff --git a/services/surfaceflinger/CompositionEngine/tests/MockPowerAdvisor.h b/services/surfaceflinger/CompositionEngine/tests/MockPowerAdvisor.h
index e740b13..b738096 100644
--- a/services/surfaceflinger/CompositionEngine/tests/MockPowerAdvisor.h
+++ b/services/surfaceflinger/CompositionEngine/tests/MockPowerAdvisor.h
@@ -29,6 +29,7 @@
     PowerAdvisor();
     ~PowerAdvisor() override;
 
+    MOCK_METHOD0(onBootFinished, void());
     MOCK_METHOD2(setExpensiveRenderingExpected, void(DisplayId displayId, bool expected));
     MOCK_METHOD0(notifyDisplayUpdateImminent, void());
 };
diff --git a/services/surfaceflinger/DisplayHardware/PowerAdvisor.cpp b/services/surfaceflinger/DisplayHardware/PowerAdvisor.cpp
index 06e0cbb..1d8179c 100644
--- a/services/surfaceflinger/DisplayHardware/PowerAdvisor.cpp
+++ b/services/surfaceflinger/DisplayHardware/PowerAdvisor.cpp
@@ -72,6 +72,10 @@
     }
 }
 
+void PowerAdvisor::onBootFinished() {
+    mBootFinished.store(true);
+}
+
 void PowerAdvisor::setExpensiveRenderingExpected(DisplayId displayId, bool expected) {
     if (expected) {
         mExpensiveDisplays.insert(displayId);
@@ -97,6 +101,12 @@
 }
 
 void PowerAdvisor::notifyDisplayUpdateImminent() {
+    // Only start sending this notification once the system has booted so we don't introduce an
+    // early-boot dependency on Power HAL
+    if (!mBootFinished.load()) {
+        return;
+    }
+
     if (mSendUpdateImminent.load()) {
         HalWrapper* const halWrapper = getPowerHal();
         if (halWrapper == nullptr) {
diff --git a/services/surfaceflinger/DisplayHardware/PowerAdvisor.h b/services/surfaceflinger/DisplayHardware/PowerAdvisor.h
index 957d289..4a90acb 100644
--- a/services/surfaceflinger/DisplayHardware/PowerAdvisor.h
+++ b/services/surfaceflinger/DisplayHardware/PowerAdvisor.h
@@ -35,6 +35,7 @@
 public:
     virtual ~PowerAdvisor();
 
+    virtual void onBootFinished() = 0;
     virtual void setExpensiveRenderingExpected(DisplayId displayId, bool expected) = 0;
     virtual void notifyDisplayUpdateImminent() = 0;
 };
@@ -56,12 +57,14 @@
     PowerAdvisor();
     ~PowerAdvisor() override;
 
+    void onBootFinished() override;
     void setExpensiveRenderingExpected(DisplayId displayId, bool expected) override;
     void notifyDisplayUpdateImminent() override;
 
 private:
     HalWrapper* getPowerHal();
 
+    std::atomic_bool mBootFinished = false;
     bool mReconnectPowerHal = false;
 
     std::unordered_set<DisplayId> mExpensiveDisplays;
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 9c1c7f7..2da92b3 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -567,6 +567,7 @@
 
     postMessageAsync(new LambdaMessage([this]() NO_THREAD_SAFETY_ANALYSIS {
         readPersistentProperties();
+        mPowerAdvisor.onBootFinished();
         mBootStage = BootStage::FINISHED;
 
         if (property_get_bool("sf.debug.show_refresh_rate_overlay", false)) {
diff --git a/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockPowerAdvisor.h b/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockPowerAdvisor.h
index fe57c98..e22d0cf 100644
--- a/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockPowerAdvisor.h
+++ b/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockPowerAdvisor.h
@@ -29,6 +29,7 @@
     PowerAdvisor();
     ~PowerAdvisor() override;
 
+    MOCK_METHOD0(onBootFinished, void());
     MOCK_METHOD2(setExpensiveRenderingExpected, void(DisplayId displayId, bool expected));
     MOCK_METHOD0(notifyDisplayUpdateImminent, void());
 };