[SF] Adds Refresh Rate Indicator HWC callback handlers

Adds onRefreshRateChangedDebug handling
Implementation details will follow in the upcoming CLS.
Test: Device boots
BUG: 202734676

Change-Id: I7e4c1f43712661627de02199ba900d520fa24dc3
diff --git a/services/surfaceflinger/DisplayHardware/AidlComposerHal.cpp b/services/surfaceflinger/DisplayHardware/AidlComposerHal.cpp
index 9470552..ba9aed8 100644
--- a/services/surfaceflinger/DisplayHardware/AidlComposerHal.cpp
+++ b/services/surfaceflinger/DisplayHardware/AidlComposerHal.cpp
@@ -208,6 +208,12 @@
         return ::ndk::ScopedAStatus::ok();
     }
 
+    ::ndk::ScopedAStatus onRefreshRateChangedDebug(
+            const RefreshRateChangedDebugData& refreshRateChangedDebugData) override {
+        mCallback.onRefreshRateChangedDebug(refreshRateChangedDebugData);
+        return ::ndk::ScopedAStatus::ok();
+    }
+
 private:
     HWC2::ComposerCallback& mCallback;
 };
diff --git a/services/surfaceflinger/DisplayHardware/HWC2.h b/services/surfaceflinger/DisplayHardware/HWC2.h
index c1c7070..23dd3e5 100644
--- a/services/surfaceflinger/DisplayHardware/HWC2.h
+++ b/services/surfaceflinger/DisplayHardware/HWC2.h
@@ -44,6 +44,7 @@
 #include <aidl/android/hardware/graphics/composer3/Composition.h>
 #include <aidl/android/hardware/graphics/composer3/DisplayCapability.h>
 #include <aidl/android/hardware/graphics/composer3/OverlayProperties.h>
+#include <aidl/android/hardware/graphics/composer3/RefreshRateChangedDebugData.h>
 
 namespace android {
 
@@ -63,6 +64,8 @@
 
 namespace hal = android::hardware::graphics::composer::hal;
 
+using aidl::android::hardware::graphics::composer3::RefreshRateChangedDebugData;
+
 // Implement this interface to receive hardware composer events.
 //
 // These callback functions will generally be called on a hwbinder thread, but
@@ -77,6 +80,7 @@
                                                        const hal::VsyncPeriodChangeTimeline&) = 0;
     virtual void onComposerHalSeamlessPossible(hal::HWDisplayId) = 0;
     virtual void onComposerHalVsyncIdle(hal::HWDisplayId) = 0;
+    virtual void onRefreshRateChangedDebug(const RefreshRateChangedDebugData&) = 0;
 
 protected:
     ~ComposerCallback() = default;
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 169e101..37175ac 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -2085,6 +2085,10 @@
     mScheduler->forceNextResync();
 }
 
+void SurfaceFlinger::onRefreshRateChangedDebug(const RefreshRateChangedDebugData&) {
+    // TODO(b/202734676) update refresh rate value on the RefreshRateOverlay
+}
+
 void SurfaceFlinger::setVsyncEnabled(bool enabled) {
     ATRACE_CALL();
 
diff --git a/services/surfaceflinger/SurfaceFlinger.h b/services/surfaceflinger/SurfaceFlinger.h
index 5b8038b..335fb29 100644
--- a/services/surfaceflinger/SurfaceFlinger.h
+++ b/services/surfaceflinger/SurfaceFlinger.h
@@ -104,6 +104,7 @@
 #include <vector>
 
 #include <aidl/android/hardware/graphics/common/DisplayDecorationSupport.h>
+#include <aidl/android/hardware/graphics/composer3/RefreshRateChangedDebugData.h>
 #include "Client.h"
 
 using namespace android::surfaceflinger;
@@ -127,6 +128,7 @@
 class ScreenCapturer;
 class WindowInfosListenerInvoker;
 
+using ::aidl::android::hardware::graphics::composer3::RefreshRateChangedDebugData;
 using frontend::TransactionHandler;
 using gui::CaptureArgs;
 using gui::DisplayCaptureArgs;
@@ -630,6 +632,7 @@
                                                const hal::VsyncPeriodChangeTimeline&) override;
     void onComposerHalSeamlessPossible(hal::HWDisplayId) override;
     void onComposerHalVsyncIdle(hal::HWDisplayId) override;
+    void onRefreshRateChangedDebug(const RefreshRateChangedDebugData&) override;
 
     // ICompositor overrides:
     void configure() override;
diff --git a/services/surfaceflinger/fuzzer/surfaceflinger_displayhardware_fuzzer_utils.h b/services/surfaceflinger/fuzzer/surfaceflinger_displayhardware_fuzzer_utils.h
index 6a6e3db..1a951b3 100644
--- a/services/surfaceflinger/fuzzer/surfaceflinger_displayhardware_fuzzer_utils.h
+++ b/services/surfaceflinger/fuzzer/surfaceflinger_displayhardware_fuzzer_utils.h
@@ -41,6 +41,7 @@
 
 namespace android::hardware::graphics::composer::hal {
 
+using aidl::android::hardware::graphics::composer3::RefreshRateChangedDebugData;
 using ::android::hardware::Return;
 using ::android::hardware::Void;
 using ::android::HWC2::ComposerCallback;
@@ -99,6 +100,7 @@
     void onComposerHalVsyncPeriodTimingChanged(HWDisplayId, const VsyncPeriodChangeTimeline&) {}
     void onComposerHalSeamlessPossible(HWDisplayId) {}
     void onComposerHalVsyncIdle(HWDisplayId) {}
+    void onRefreshRateChangedDebug(const RefreshRateChangedDebugData&) {}
 };
 
 } // namespace android::hardware::graphics::composer::hal
diff --git a/services/surfaceflinger/tests/unittests/HWComposerTest.cpp b/services/surfaceflinger/tests/unittests/HWComposerTest.cpp
index afbc57a..d77e9c7 100644
--- a/services/surfaceflinger/tests/unittests/HWComposerTest.cpp
+++ b/services/surfaceflinger/tests/unittests/HWComposerTest.cpp
@@ -52,6 +52,7 @@
 
 using Hwc2::Config;
 
+using ::aidl::android::hardware::graphics::composer3::RefreshRateChangedDebugData;
 using ::testing::_;
 using ::testing::DoAll;
 using ::testing::ElementsAreArray;
@@ -127,6 +128,7 @@
                  void(hal::HWDisplayId, const hal::VsyncPeriodChangeTimeline&));
     MOCK_METHOD1(onComposerHalSeamlessPossible, void(hal::HWDisplayId));
     MOCK_METHOD1(onComposerHalVsyncIdle, void(hal::HWDisplayId));
+    MOCK_METHOD(void, onRefreshRateChangedDebug, (const RefreshRateChangedDebugData&), (override));
 };
 
 struct HWComposerSetCallbackTest : HWComposerTest {