SurfaceFlinger: enhance refresh rate selection

Enhance the refresh rate selection algorithm to allow having multiple
refresh rate. The new process attaches scores to each one of the available
refresh rate and chooses the refresh rate with the highest score.
This behavior is currently controlled by the sysprop flag
'debug.sf.use_content_detection_v2' and currently turned off.

This algorithm stills needs some tunings which will be done in
layer CLs.

Test: adb shell /data/nativetest64/SurfaceFlinger_test/SurfaceFlinger_test
Test: adb shell /data/nativetest64/libsurfaceflinger_unittest/libsurfaceflinger_unittest
Test: go/90hzscenarios manual tests
Bug: 147516364
Fixes: 146068419
Change-Id: I06e07459e469482799ff80fa54fa8dd311325e0e
diff --git a/services/surfaceflinger/tests/unittests/Android.bp b/services/surfaceflinger/tests/unittests/Android.bp
index 1eaf2dd..d046f76 100644
--- a/services/surfaceflinger/tests/unittests/Android.bp
+++ b/services/surfaceflinger/tests/unittests/Android.bp
@@ -44,6 +44,7 @@
         "EventThreadTest.cpp",
         "OneShotTimerTest.cpp",
         "LayerHistoryTest.cpp",
+        "LayerHistoryTestV2.cpp",
         "LayerMetadataTest.cpp",
         "PhaseOffsetsTest.cpp",
         "SchedulerTest.cpp",
diff --git a/services/surfaceflinger/tests/unittests/LayerHistoryTest.cpp b/services/surfaceflinger/tests/unittests/LayerHistoryTest.cpp
index ca51cb6..9ca1b70 100644
--- a/services/surfaceflinger/tests/unittests/LayerHistoryTest.cpp
+++ b/services/surfaceflinger/tests/unittests/LayerHistoryTest.cpp
@@ -73,7 +73,7 @@
                                                                         HI_FPS_PERIOD},
                                 },
                                 HwcConfigIndexType(0)};
-    TestableScheduler* const mScheduler{new TestableScheduler(mConfigs)};
+    TestableScheduler* const mScheduler{new TestableScheduler(mConfigs, false)};
     TestableSurfaceFlinger mFlinger;
 
     const nsecs_t mTime = systemTime();
@@ -85,53 +85,36 @@
     const auto layer = createLayer();
     EXPECT_CALL(*layer, isVisible()).WillRepeatedly(Return(true));
     EXPECT_CALL(*layer, getFrameSelectionPriority()).WillRepeatedly(Return(1));
+    EXPECT_CALL(*layer, getFrameRate()).WillRepeatedly(Return(std::nullopt));
 
     EXPECT_EQ(1, layerCount());
     EXPECT_EQ(0, activeLayerCount());
 
-    // 0 FPS is returned if no layers are active.
-    EXPECT_FLOAT_EQ(0, history().summarize(mTime).maxRefreshRate);
+    // no layers are returned if no layers are active.
+    ASSERT_TRUE(history().summarize(mTime).empty());
     EXPECT_EQ(0, activeLayerCount());
 
-    // 0 FPS is returned if active layers have insufficient history.
+    // no layers are returned if active layers have insufficient history.
     for (int i = 0; i < PRESENT_TIME_HISTORY_SIZE - 1; i++) {
         history().record(layer.get(), 0, mTime);
-        EXPECT_FLOAT_EQ(0, history().summarize(mTime).maxRefreshRate);
+        ASSERT_TRUE(history().summarize(mTime).empty());
         EXPECT_EQ(1, activeLayerCount());
     }
 
     // High FPS is returned once enough history has been recorded.
     for (int i = 0; i < 10; i++) {
         history().record(layer.get(), 0, mTime);
-        EXPECT_FLOAT_EQ(HI_FPS, history().summarize(mTime).maxRefreshRate);
+        ASSERT_EQ(1, history().summarize(mTime).size());
+        EXPECT_FLOAT_EQ(HI_FPS, history().summarize(mTime)[0].desiredRefreshRate);
         EXPECT_EQ(1, activeLayerCount());
     }
 }
 
-TEST_F(LayerHistoryTest, oneHDRLayer) {
-    const auto layer = createLayer();
-    EXPECT_CALL(*layer, isVisible()).WillRepeatedly(Return(true));
-    EXPECT_CALL(*layer, getFrameSelectionPriority()).WillRepeatedly(Return(1));
-
-    EXPECT_EQ(1, layerCount());
-    EXPECT_EQ(0, activeLayerCount());
-
-    history().record(layer.get(), 0, mTime);
-    auto summary = history().summarize(mTime);
-    EXPECT_FLOAT_EQ(0, summary.maxRefreshRate);
-    EXPECT_EQ(1, activeLayerCount());
-
-    EXPECT_CALL(*layer, isVisible()).WillRepeatedly(Return(false));
-
-    summary = history().summarize(mTime);
-    EXPECT_FLOAT_EQ(0, summary.maxRefreshRate);
-    EXPECT_EQ(0, activeLayerCount());
-}
-
 TEST_F(LayerHistoryTest, explicitTimestamp) {
     const auto layer = createLayer();
     EXPECT_CALL(*layer, isVisible()).WillRepeatedly(Return(true));
     EXPECT_CALL(*layer, getFrameSelectionPriority()).WillRepeatedly(Return(1));
+    EXPECT_CALL(*layer, getFrameRate()).WillRepeatedly(Return(std::nullopt));
 
     EXPECT_EQ(1, layerCount());
     EXPECT_EQ(0, activeLayerCount());
@@ -142,7 +125,8 @@
         time += LO_FPS_PERIOD;
     }
 
-    EXPECT_FLOAT_EQ(LO_FPS, history().summarize(mTime).maxRefreshRate);
+    ASSERT_EQ(1, history().summarize(mTime).size());
+    EXPECT_FLOAT_EQ(LO_FPS, history().summarize(mTime)[0].desiredRefreshRate);
     EXPECT_EQ(1, activeLayerCount());
     EXPECT_EQ(1, frequentLayerCount(time));
 }
@@ -154,13 +138,15 @@
 
     EXPECT_CALL(*layer1, isVisible()).WillRepeatedly(Return(true));
     EXPECT_CALL(*layer1, getFrameSelectionPriority()).WillRepeatedly(Return(1));
+    EXPECT_CALL(*layer1, getFrameRate()).WillRepeatedly(Return(std::nullopt));
 
     EXPECT_CALL(*layer2, isVisible()).WillRepeatedly(Return(true));
     EXPECT_CALL(*layer2, getFrameSelectionPriority()).WillRepeatedly(Return(1));
+    EXPECT_CALL(*layer2, getFrameRate()).WillRepeatedly(Return(std::nullopt));
 
     EXPECT_CALL(*layer3, isVisible()).WillRepeatedly(Return(true));
     EXPECT_CALL(*layer3, getFrameSelectionPriority()).WillRepeatedly(Return(1));
-
+    EXPECT_CALL(*layer3, getFrameRate()).WillRepeatedly(Return(std::nullopt));
     nsecs_t time = mTime;
 
     EXPECT_EQ(3, layerCount());
@@ -173,7 +159,8 @@
         time += MAX_FREQUENT_LAYER_PERIOD_NS.count();
     }
 
-    EXPECT_FLOAT_EQ(LO_FPS, history().summarize(time).maxRefreshRate);
+    ASSERT_EQ(1, history().summarize(time).size());
+    EXPECT_FLOAT_EQ(LO_FPS, history().summarize(time)[0].desiredRefreshRate);
     EXPECT_EQ(1, activeLayerCount());
     EXPECT_EQ(0, frequentLayerCount(time));
 
@@ -186,7 +173,9 @@
     // layer1 is still active but infrequent.
     history().record(layer1.get(), time, time);
 
-    EXPECT_FLOAT_EQ(HI_FPS, history().summarize(time).maxRefreshRate);
+    ASSERT_EQ(2, history().summarize(time).size());
+    EXPECT_FLOAT_EQ(LO_FPS, history().summarize(time)[0].desiredRefreshRate);
+    EXPECT_FLOAT_EQ(HI_FPS, history().summarize(time)[1].desiredRefreshRate);
     EXPECT_EQ(2, activeLayerCount());
     EXPECT_EQ(1, frequentLayerCount(time));
 
@@ -197,7 +186,8 @@
         time += LO_FPS_PERIOD;
     }
 
-    EXPECT_FLOAT_EQ(LO_FPS, history().summarize(time).maxRefreshRate);
+    ASSERT_EQ(1, history().summarize(time).size());
+    EXPECT_FLOAT_EQ(LO_FPS, history().summarize(time)[0].desiredRefreshRate);
     EXPECT_EQ(1, activeLayerCount());
     EXPECT_EQ(1, frequentLayerCount(time));
 
@@ -213,19 +203,24 @@
         time += HI_FPS_PERIOD;
     }
 
-    EXPECT_FLOAT_EQ(LO_FPS, history().summarize(time).maxRefreshRate);
+    ASSERT_EQ(1, history().summarize(time).size());
+    EXPECT_FLOAT_EQ(LO_FPS, history().summarize(time)[0].desiredRefreshRate);
     EXPECT_EQ(2, activeLayerCount());
     EXPECT_EQ(2, frequentLayerCount(time));
 
     // layer3 becomes recently active.
     history().record(layer3.get(), time, time);
-    EXPECT_FLOAT_EQ(HI_FPS, history().summarize(time).maxRefreshRate);
+    ASSERT_EQ(2, history().summarize(time).size());
+    EXPECT_FLOAT_EQ(LO_FPS, history().summarize(time)[0].desiredRefreshRate);
+    EXPECT_FLOAT_EQ(HI_FPS, history().summarize(time)[1].desiredRefreshRate);
     EXPECT_EQ(2, activeLayerCount());
     EXPECT_EQ(2, frequentLayerCount(time));
 
     // layer1 expires.
     layer1.clear();
-    EXPECT_FLOAT_EQ(HI_FPS, history().summarize(time).maxRefreshRate);
+    ASSERT_EQ(2, history().summarize(time).size());
+    EXPECT_FLOAT_EQ(LO_FPS, history().summarize(time)[0].desiredRefreshRate);
+    EXPECT_FLOAT_EQ(HI_FPS, history().summarize(time)[1].desiredRefreshRate);
     EXPECT_EQ(2, layerCount());
     EXPECT_EQ(2, activeLayerCount());
     EXPECT_EQ(2, frequentLayerCount(time));
@@ -237,13 +232,14 @@
         time += LO_FPS_PERIOD;
     }
 
-    EXPECT_FLOAT_EQ(LO_FPS, history().summarize(time).maxRefreshRate);
+    ASSERT_EQ(1, history().summarize(time).size());
+    EXPECT_FLOAT_EQ(LO_FPS, history().summarize(time)[0].desiredRefreshRate);
     EXPECT_EQ(1, activeLayerCount());
     EXPECT_EQ(1, frequentLayerCount(time));
 
     // layer2 expires.
     layer2.clear();
-    EXPECT_FLOAT_EQ(0, history().summarize(time).maxRefreshRate);
+    ASSERT_TRUE(history().summarize(time).empty());
     EXPECT_EQ(1, layerCount());
     EXPECT_EQ(0, activeLayerCount());
     EXPECT_EQ(0, frequentLayerCount(time));
@@ -254,14 +250,15 @@
         time += HI_FPS_PERIOD;
     }
 
-    EXPECT_FLOAT_EQ(HI_FPS, history().summarize(time).maxRefreshRate);
+    ASSERT_EQ(1, history().summarize(time).size());
+    EXPECT_FLOAT_EQ(HI_FPS, history().summarize(time)[0].desiredRefreshRate);
     EXPECT_EQ(1, layerCount());
     EXPECT_EQ(1, activeLayerCount());
     EXPECT_EQ(1, frequentLayerCount(time));
 
     // layer3 expires.
     layer3.clear();
-    EXPECT_FLOAT_EQ(0, history().summarize(time).maxRefreshRate);
+    ASSERT_TRUE(history().summarize(time).empty());
     EXPECT_EQ(0, layerCount());
     EXPECT_EQ(0, activeLayerCount());
     EXPECT_EQ(0, frequentLayerCount(time));
diff --git a/services/surfaceflinger/tests/unittests/LayerHistoryTestV2.cpp b/services/surfaceflinger/tests/unittests/LayerHistoryTestV2.cpp
new file mode 100644
index 0000000..11ace05
--- /dev/null
+++ b/services/surfaceflinger/tests/unittests/LayerHistoryTestV2.cpp
@@ -0,0 +1,418 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#undef LOG_TAG
+#define LOG_TAG "LayerHistoryTestV2"
+
+#include <gmock/gmock.h>
+#include <gtest/gtest.h>
+#include <log/log.h>
+
+#include "Scheduler/LayerHistory.h"
+#include "Scheduler/LayerInfoV2.h"
+#include "TestableScheduler.h"
+#include "TestableSurfaceFlinger.h"
+#include "mock/MockLayer.h"
+
+using testing::_;
+using testing::Return;
+
+namespace android::scheduler {
+
+class LayerHistoryTestV2 : public testing::Test {
+protected:
+    static constexpr auto PRESENT_TIME_HISTORY_SIZE = LayerInfoV2::HISTORY_SIZE;
+    static constexpr auto MAX_FREQUENT_LAYER_PERIOD_NS = LayerInfoV2::MAX_FREQUENT_LAYER_PERIOD_NS;
+
+    static constexpr float LO_FPS = 30.f;
+    static constexpr auto LO_FPS_PERIOD = static_cast<nsecs_t>(1e9f / LO_FPS);
+
+    static constexpr float HI_FPS = 90.f;
+    static constexpr auto HI_FPS_PERIOD = static_cast<nsecs_t>(1e9f / HI_FPS);
+
+    LayerHistoryTestV2() { mFlinger.resetScheduler(mScheduler); }
+
+    impl::LayerHistoryV2& history() { return *mScheduler->mutableLayerHistoryV2(); }
+    const impl::LayerHistoryV2& history() const { return *mScheduler->mutableLayerHistoryV2(); }
+
+    size_t layerCount() const { return mScheduler->layerHistorySize(); }
+    size_t activeLayerCount() const NO_THREAD_SAFETY_ANALYSIS { return history().mActiveLayersEnd; }
+
+    auto frequentLayerCount(nsecs_t now) const NO_THREAD_SAFETY_ANALYSIS {
+        const auto& infos = history().mLayerInfos;
+        return std::count_if(infos.begin(),
+                             infos.begin() + static_cast<long>(history().mActiveLayersEnd),
+                             [now](const auto& pair) { return pair.second->isFrequent(now); });
+    }
+
+    void setLayerInfoVote(Layer* layer,
+                          LayerHistory::LayerVoteType vote) NO_THREAD_SAFETY_ANALYSIS {
+        for (auto& [weak, info] : history().mLayerInfos) {
+            if (auto strong = weak.promote(); strong && strong.get() == layer) {
+                info->setDefaultLayerVote(vote);
+                info->setLayerVote(vote, 0);
+                return;
+            }
+        }
+    }
+
+    auto createLayer() { return sp<mock::MockLayer>(new mock::MockLayer(mFlinger.flinger())); }
+
+    RefreshRateConfigs mConfigs{true,
+                                {
+                                        RefreshRateConfigs::InputConfig{HwcConfigIndexType(0),
+                                                                        HwcConfigGroupType(0),
+                                                                        LO_FPS_PERIOD},
+                                        RefreshRateConfigs::InputConfig{HwcConfigIndexType(1),
+                                                                        HwcConfigGroupType(0),
+                                                                        HI_FPS_PERIOD},
+                                },
+                                HwcConfigIndexType(0)};
+    TestableScheduler* const mScheduler{new TestableScheduler(mConfigs, true)};
+    TestableSurfaceFlinger mFlinger;
+
+    const nsecs_t mTime = systemTime();
+};
+
+namespace {
+
+TEST_F(LayerHistoryTestV2, oneLayer) {
+    const auto layer = createLayer();
+    EXPECT_CALL(*layer, isVisible()).WillRepeatedly(Return(true));
+    EXPECT_CALL(*layer, getFrameRate()).WillRepeatedly(Return(std::nullopt));
+
+    EXPECT_EQ(1, layerCount());
+    EXPECT_EQ(0, activeLayerCount());
+
+    // No layers returned if no layers are active.
+    EXPECT_TRUE(history().summarize(mTime).empty());
+    EXPECT_EQ(0, activeLayerCount());
+
+    // Max returned if active layers have insufficient history.
+    for (int i = 0; i < PRESENT_TIME_HISTORY_SIZE - 1; i++) {
+        history().record(layer.get(), 0, mTime);
+        ASSERT_EQ(1, history().summarize(mTime).size());
+        EXPECT_EQ(LayerHistory::LayerVoteType::Max, history().summarize(mTime)[0].vote);
+        EXPECT_EQ(1, activeLayerCount());
+    }
+
+    // Max is returned since we have enough history but there is no timestamp votes.
+    for (int i = 0; i < 10; i++) {
+        history().record(layer.get(), 0, mTime);
+        ASSERT_EQ(1, history().summarize(mTime).size());
+        EXPECT_EQ(LayerHistory::LayerVoteType::Max, history().summarize(mTime)[0].vote);
+        EXPECT_EQ(1, activeLayerCount());
+    }
+}
+
+TEST_F(LayerHistoryTestV2, oneInvisibleLayer) {
+    const auto layer = createLayer();
+    EXPECT_CALL(*layer, isVisible()).WillRepeatedly(Return(true));
+    EXPECT_CALL(*layer, getFrameRate()).WillRepeatedly(Return(std::nullopt));
+
+    EXPECT_EQ(1, layerCount());
+    EXPECT_EQ(0, activeLayerCount());
+
+    history().record(layer.get(), 0, mTime);
+    auto summary = history().summarize(mTime);
+    ASSERT_EQ(1, history().summarize(mTime).size());
+    EXPECT_EQ(LayerHistory::LayerVoteType::Max, history().summarize(mTime)[0].vote);
+    EXPECT_EQ(1, activeLayerCount());
+
+    EXPECT_CALL(*layer, isVisible()).WillRepeatedly(Return(false));
+
+    summary = history().summarize(mTime);
+    EXPECT_TRUE(history().summarize(mTime).empty());
+    EXPECT_EQ(0, activeLayerCount());
+}
+
+TEST_F(LayerHistoryTestV2, explicitTimestamp) {
+    const auto layer = createLayer();
+    EXPECT_CALL(*layer, isVisible()).WillRepeatedly(Return(true));
+    EXPECT_CALL(*layer, getFrameRate()).WillRepeatedly(Return(std::nullopt));
+
+    EXPECT_EQ(1, layerCount());
+    EXPECT_EQ(0, activeLayerCount());
+
+    nsecs_t time = mTime;
+    for (int i = 0; i < PRESENT_TIME_HISTORY_SIZE; i++) {
+        history().record(layer.get(), time, time);
+        time += LO_FPS_PERIOD;
+    }
+
+    ASSERT_EQ(1, history().summarize(time).size());
+    EXPECT_EQ(LayerHistory::LayerVoteType::Heuristic, history().summarize(time)[0].vote);
+    EXPECT_FLOAT_EQ(LO_FPS, history().summarize(time)[0].desiredRefreshRate);
+    EXPECT_EQ(1, activeLayerCount());
+    EXPECT_EQ(1, frequentLayerCount(time));
+}
+
+TEST_F(LayerHistoryTestV2, oneLayerNoVote) {
+    const auto layer = createLayer();
+    EXPECT_CALL(*layer, isVisible()).WillRepeatedly(Return(true));
+    EXPECT_CALL(*layer, getFrameRate()).WillRepeatedly(Return(std::nullopt));
+
+    setLayerInfoVote(layer.get(), LayerHistory::LayerVoteType::NoVote);
+
+    EXPECT_EQ(1, layerCount());
+    EXPECT_EQ(0, activeLayerCount());
+
+    nsecs_t time = mTime;
+    for (int i = 0; i < PRESENT_TIME_HISTORY_SIZE; i++) {
+        history().record(layer.get(), time, time);
+        time += HI_FPS_PERIOD;
+    }
+
+    ASSERT_TRUE(history().summarize(time).empty());
+    EXPECT_EQ(1, activeLayerCount());
+    EXPECT_EQ(1, frequentLayerCount(time));
+
+    // layer became inactive
+    time += MAX_ACTIVE_LAYER_PERIOD_NS.count();
+    ASSERT_TRUE(history().summarize(time).empty());
+    EXPECT_EQ(0, activeLayerCount());
+    EXPECT_EQ(0, frequentLayerCount(time));
+}
+
+TEST_F(LayerHistoryTestV2, oneLayerMinVote) {
+    const auto layer = createLayer();
+    EXPECT_CALL(*layer, isVisible()).WillRepeatedly(Return(true));
+    EXPECT_CALL(*layer, getFrameRate()).WillRepeatedly(Return(std::nullopt));
+
+    setLayerInfoVote(layer.get(), LayerHistory::LayerVoteType::Min);
+
+    EXPECT_EQ(1, layerCount());
+    EXPECT_EQ(0, activeLayerCount());
+
+    nsecs_t time = mTime;
+    for (int i = 0; i < PRESENT_TIME_HISTORY_SIZE; i++) {
+        history().record(layer.get(), time, time);
+        time += HI_FPS_PERIOD;
+    }
+
+    ASSERT_EQ(1, history().summarize(time).size());
+    EXPECT_EQ(LayerHistory::LayerVoteType::Min, history().summarize(time)[0].vote);
+    EXPECT_EQ(1, activeLayerCount());
+    EXPECT_EQ(1, frequentLayerCount(time));
+
+    // layer became inactive
+    time += MAX_ACTIVE_LAYER_PERIOD_NS.count();
+    ASSERT_TRUE(history().summarize(time).empty());
+    EXPECT_EQ(0, activeLayerCount());
+    EXPECT_EQ(0, frequentLayerCount(time));
+}
+
+TEST_F(LayerHistoryTestV2, oneLayerMaxVote) {
+    const auto layer = createLayer();
+    EXPECT_CALL(*layer, isVisible()).WillRepeatedly(Return(true));
+    EXPECT_CALL(*layer, getFrameRate()).WillRepeatedly(Return(std::nullopt));
+
+    setLayerInfoVote(layer.get(), LayerHistory::LayerVoteType::Max);
+
+    EXPECT_EQ(1, layerCount());
+    EXPECT_EQ(0, activeLayerCount());
+
+    nsecs_t time = mTime;
+    for (int i = 0; i < PRESENT_TIME_HISTORY_SIZE; i++) {
+        history().record(layer.get(), time, time);
+        time += LO_FPS_PERIOD;
+    }
+
+    ASSERT_EQ(1, history().summarize(time).size());
+    EXPECT_EQ(LayerHistory::LayerVoteType::Max, history().summarize(time)[0].vote);
+    EXPECT_EQ(1, activeLayerCount());
+    EXPECT_EQ(1, frequentLayerCount(time));
+
+    // layer became inactive
+    time += MAX_ACTIVE_LAYER_PERIOD_NS.count();
+    ASSERT_TRUE(history().summarize(time).empty());
+    EXPECT_EQ(0, activeLayerCount());
+    EXPECT_EQ(0, frequentLayerCount(time));
+}
+
+TEST_F(LayerHistoryTestV2, oneLayerExplicitVote) {
+    auto layer = createLayer();
+    EXPECT_CALL(*layer, isVisible()).WillRepeatedly(Return(true));
+    EXPECT_CALL(*layer, getFrameRate()).WillRepeatedly(Return(73.4f));
+
+    EXPECT_EQ(1, layerCount());
+    EXPECT_EQ(0, activeLayerCount());
+
+    nsecs_t time = mTime;
+    for (int i = 0; i < PRESENT_TIME_HISTORY_SIZE; i++) {
+        history().record(layer.get(), time, time);
+        time += HI_FPS_PERIOD;
+    }
+
+    ASSERT_EQ(1, history().summarize(time).size());
+    EXPECT_EQ(LayerHistory::LayerVoteType::Explicit, history().summarize(time)[0].vote);
+    EXPECT_FLOAT_EQ(73.4f, history().summarize(time)[0].desiredRefreshRate);
+    EXPECT_EQ(1, activeLayerCount());
+    EXPECT_EQ(1, frequentLayerCount(time));
+
+    // layer became inactive
+    setLayerInfoVote(layer.get(), LayerHistory::LayerVoteType::Heuristic);
+    time += MAX_ACTIVE_LAYER_PERIOD_NS.count();
+    ASSERT_TRUE(history().summarize(time).empty());
+    // TODO: activeLayerCount() should be 0 but it is 1 since getFrameRate() returns a value > 0
+    EXPECT_EQ(1, activeLayerCount());
+    EXPECT_EQ(0, frequentLayerCount(time));
+}
+
+TEST_F(LayerHistoryTestV2, multipleLayers) {
+    auto layer1 = createLayer();
+    auto layer2 = createLayer();
+    auto layer3 = createLayer();
+
+    EXPECT_CALL(*layer1, isVisible()).WillRepeatedly(Return(true));
+    EXPECT_CALL(*layer1, getFrameRate()).WillRepeatedly(Return(std::nullopt));
+
+    EXPECT_CALL(*layer2, isVisible()).WillRepeatedly(Return(true));
+    EXPECT_CALL(*layer2, getFrameRate()).WillRepeatedly(Return(std::nullopt));
+
+    EXPECT_CALL(*layer3, isVisible()).WillRepeatedly(Return(true));
+    EXPECT_CALL(*layer3, getFrameRate()).WillRepeatedly(Return(std::nullopt));
+
+    nsecs_t time = mTime;
+
+    EXPECT_EQ(3, layerCount());
+    EXPECT_EQ(0, activeLayerCount());
+    EXPECT_EQ(0, frequentLayerCount(time));
+
+    // layer1 is active but infrequent.
+    for (int i = 0; i < PRESENT_TIME_HISTORY_SIZE; i++) {
+        history().record(layer1.get(), time, time);
+        time += MAX_FREQUENT_LAYER_PERIOD_NS.count();
+    }
+
+    ASSERT_EQ(1, history().summarize(time).size());
+    EXPECT_EQ(LayerHistory::LayerVoteType::Min, history().summarize(time)[0].vote);
+    EXPECT_EQ(1, activeLayerCount());
+    EXPECT_EQ(0, frequentLayerCount(time));
+
+    // layer2 is frequent and has high refresh rate.
+    for (int i = 0; i < PRESENT_TIME_HISTORY_SIZE; i++) {
+        history().record(layer2.get(), time, time);
+        time += HI_FPS_PERIOD;
+    }
+
+    // layer1 is still active but infrequent.
+    history().record(layer1.get(), time, time);
+
+    ASSERT_EQ(2, history().summarize(time).size());
+    EXPECT_EQ(LayerHistory::LayerVoteType::Min, history().summarize(time)[0].vote);
+    EXPECT_EQ(LayerHistory::LayerVoteType::Heuristic, history().summarize(time)[1].vote);
+    EXPECT_FLOAT_EQ(HI_FPS, history().summarize(time)[1].desiredRefreshRate);
+    EXPECT_EQ(2, activeLayerCount());
+    EXPECT_EQ(1, frequentLayerCount(time));
+
+    // layer1 is no longer active.
+    // layer2 is frequent and has low refresh rate.
+    for (int i = 0; i < PRESENT_TIME_HISTORY_SIZE; i++) {
+        history().record(layer2.get(), time, time);
+        time += LO_FPS_PERIOD;
+    }
+
+    ASSERT_EQ(1, history().summarize(time).size());
+    EXPECT_EQ(LayerHistory::LayerVoteType::Heuristic, history().summarize(time)[0].vote);
+    EXPECT_FLOAT_EQ(LO_FPS, history().summarize(time)[0].desiredRefreshRate);
+    EXPECT_EQ(1, activeLayerCount());
+    EXPECT_EQ(1, frequentLayerCount(time));
+
+    // layer2 still has low refresh rate.
+    // layer3 has high refresh rate but not enough history.
+    constexpr int RATIO = LO_FPS_PERIOD / HI_FPS_PERIOD;
+    for (int i = 0; i < PRESENT_TIME_HISTORY_SIZE - 1; i++) {
+        if (i % RATIO == 0) {
+            history().record(layer2.get(), time, time);
+        }
+
+        history().record(layer3.get(), time, time);
+        time += HI_FPS_PERIOD;
+    }
+
+    ASSERT_EQ(2, history().summarize(time).size());
+    EXPECT_EQ(LayerHistory::LayerVoteType::Heuristic, history().summarize(time)[0].vote);
+    EXPECT_FLOAT_EQ(LO_FPS, history().summarize(time)[0].desiredRefreshRate);
+    EXPECT_EQ(LayerHistory::LayerVoteType::Max, history().summarize(time)[1].vote);
+    EXPECT_EQ(2, activeLayerCount());
+    EXPECT_EQ(2, frequentLayerCount(time));
+
+    // layer3 becomes recently active.
+    history().record(layer3.get(), time, time);
+    ASSERT_EQ(2, history().summarize(time).size());
+    EXPECT_EQ(LayerHistory::LayerVoteType::Heuristic, history().summarize(time)[0].vote);
+    EXPECT_FLOAT_EQ(LO_FPS, history().summarize(time)[0].desiredRefreshRate);
+    EXPECT_EQ(LayerHistory::LayerVoteType::Heuristic, history().summarize(time)[1].vote);
+    EXPECT_FLOAT_EQ(HI_FPS, history().summarize(time)[1].desiredRefreshRate);
+    EXPECT_EQ(2, activeLayerCount());
+    EXPECT_EQ(2, frequentLayerCount(time));
+
+    // layer1 expires.
+    layer1.clear();
+    ASSERT_EQ(2, history().summarize(time).size());
+    EXPECT_EQ(LayerHistory::LayerVoteType::Heuristic, history().summarize(time)[0].vote);
+    EXPECT_EQ(LayerHistory::LayerVoteType::Heuristic, history().summarize(time)[0].vote);
+    EXPECT_FLOAT_EQ(LO_FPS, history().summarize(time)[0].desiredRefreshRate);
+    EXPECT_EQ(LayerHistory::LayerVoteType::Heuristic, history().summarize(time)[1].vote);
+    EXPECT_FLOAT_EQ(HI_FPS, history().summarize(time)[1].desiredRefreshRate);
+    EXPECT_EQ(2, layerCount());
+    EXPECT_EQ(2, activeLayerCount());
+    EXPECT_EQ(2, frequentLayerCount(time));
+
+    // layer2 still has low refresh rate.
+    // layer3 becomes inactive.
+    for (int i = 0; i < PRESENT_TIME_HISTORY_SIZE; i++) {
+        history().record(layer2.get(), time, time);
+        time += LO_FPS_PERIOD;
+    }
+
+    ASSERT_EQ(1, history().summarize(time).size());
+    EXPECT_EQ(LayerHistory::LayerVoteType::Heuristic, history().summarize(time)[0].vote);
+    EXPECT_FLOAT_EQ(LO_FPS, history().summarize(time)[0].desiredRefreshRate);
+    EXPECT_EQ(1, activeLayerCount());
+    EXPECT_EQ(1, frequentLayerCount(time));
+
+    // layer2 expires.
+    layer2.clear();
+    EXPECT_TRUE(history().summarize(time).empty());
+    EXPECT_EQ(1, layerCount());
+    EXPECT_EQ(0, activeLayerCount());
+    EXPECT_EQ(0, frequentLayerCount(time));
+
+    // layer3 becomes active and has high refresh rate.
+    for (int i = 0; i < PRESENT_TIME_HISTORY_SIZE; i++) {
+        history().record(layer3.get(), time, time);
+        time += HI_FPS_PERIOD;
+    }
+
+    ASSERT_EQ(1, history().summarize(time).size());
+    EXPECT_EQ(LayerHistory::LayerVoteType::Heuristic, history().summarize(time)[0].vote);
+    EXPECT_FLOAT_EQ(HI_FPS, history().summarize(time)[0].desiredRefreshRate);
+    EXPECT_EQ(1, layerCount());
+    EXPECT_EQ(1, activeLayerCount());
+    EXPECT_EQ(1, frequentLayerCount(time));
+
+    // layer3 expires.
+    layer3.clear();
+    EXPECT_TRUE(history().summarize(time).empty());
+    EXPECT_EQ(0, layerCount());
+    EXPECT_EQ(0, activeLayerCount());
+    EXPECT_EQ(0, frequentLayerCount(time));
+}
+
+} // namespace
+} // namespace android::scheduler
diff --git a/services/surfaceflinger/tests/unittests/RefreshRateConfigsTest.cpp b/services/surfaceflinger/tests/unittests/RefreshRateConfigsTest.cpp
index 86aa8fb..78009b8 100644
--- a/services/surfaceflinger/tests/unittests/RefreshRateConfigsTest.cpp
+++ b/services/surfaceflinger/tests/unittests/RefreshRateConfigsTest.cpp
@@ -31,16 +31,24 @@
 namespace scheduler {
 
 using RefreshRate = RefreshRateConfigs::RefreshRate;
+using LayerVoteType = RefreshRateConfigs::LayerVoteType;
+using LayerRequirement = RefreshRateConfigs::LayerRequirement;
 
 class RefreshRateConfigsTest : public testing::Test {
 protected:
     static inline const HwcConfigIndexType HWC_CONFIG_ID_60 = HwcConfigIndexType(0);
-    static inline const HwcConfigIndexType HWC_CONFIG_ID_90 = HwcConfigIndexType(1);
+    static inline const HwcConfigIndexType HWC_CONFIG_ID_72 = HwcConfigIndexType(1);
+    static inline const HwcConfigIndexType HWC_CONFIG_ID_90 = HwcConfigIndexType(2);
+    static inline const HwcConfigIndexType HWC_CONFIG_ID_120 = HwcConfigIndexType(3);
+    static inline const HwcConfigIndexType HWC_CONFIG_ID_30 = HwcConfigIndexType(4);
     static inline const HwcConfigGroupType HWC_GROUP_ID_0 = HwcConfigGroupType(0);
     static inline const HwcConfigGroupType HWC_GROUP_ID_1 = HwcConfigGroupType(1);
-    static constexpr int64_t VSYNC_60 = 16666667;
+    static constexpr auto VSYNC_30 = static_cast<int64_t>(1e9f / 30);
+    static constexpr auto VSYNC_60 = static_cast<int64_t>(1e9f / 60);
+    static constexpr auto VSYNC_72 = static_cast<int64_t>(1e9f / 72);
+    static constexpr auto VSYNC_90 = static_cast<int64_t>(1e9f / 90);
+    static constexpr auto VSYNC_120 = static_cast<int64_t>(1e9f / 120);
     static constexpr int64_t VSYNC_60_POINT_4 = 16666665;
-    static constexpr int64_t VSYNC_90 = 11111111;
 
     RefreshRateConfigsTest();
     ~RefreshRateConfigsTest();
@@ -212,31 +220,476 @@
     RefreshRate expected60Config = {HWC_CONFIG_ID_60, VSYNC_60, HWC_GROUP_ID_0, "60fps", 60};
     RefreshRate expected90Config = {HWC_CONFIG_ID_90, VSYNC_90, HWC_GROUP_ID_0, "90fps", 90};
 
-    ASSERT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContent(90.0f));
-    ASSERT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContent(60.0f));
-    ASSERT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContent(45.0f));
-    ASSERT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContent(30.0f));
-    ASSERT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContent(24.0f));
+    const auto makeLayerRequirements = [](float refreshRate) -> std::vector<LayerRequirement> {
+        return {{"testLayer", LayerVoteType::Heuristic, refreshRate, 1.0f}};
+    };
+
+    EXPECT_EQ(expected90Config,
+              refreshRateConfigs->getRefreshRateForContent(makeLayerRequirements(90.0f)));
+    EXPECT_EQ(expected60Config,
+              refreshRateConfigs->getRefreshRateForContent(makeLayerRequirements(60.0f)));
+    EXPECT_EQ(expected90Config,
+              refreshRateConfigs->getRefreshRateForContent(makeLayerRequirements(45.0f)));
+    EXPECT_EQ(expected60Config,
+              refreshRateConfigs->getRefreshRateForContent(makeLayerRequirements(30.0f)));
+    EXPECT_EQ(expected60Config,
+              refreshRateConfigs->getRefreshRateForContent(makeLayerRequirements(24.0f)));
 
     ASSERT_GE(refreshRateConfigs->setPolicy(HWC_CONFIG_ID_60, 60, 60, nullptr), 0);
-    ASSERT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContent(90.0f));
-    ASSERT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContent(60.0f));
-    ASSERT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContent(45.0f));
-    ASSERT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContent(30.0f));
-    ASSERT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContent(24.0f));
+    EXPECT_EQ(expected60Config,
+              refreshRateConfigs->getRefreshRateForContent(makeLayerRequirements(90.0f)));
+    EXPECT_EQ(expected60Config,
+              refreshRateConfigs->getRefreshRateForContent(makeLayerRequirements(60.0f)));
+    EXPECT_EQ(expected60Config,
+              refreshRateConfigs->getRefreshRateForContent(makeLayerRequirements(45.0f)));
+    EXPECT_EQ(expected60Config,
+              refreshRateConfigs->getRefreshRateForContent(makeLayerRequirements(30.0f)));
+    EXPECT_EQ(expected60Config,
+              refreshRateConfigs->getRefreshRateForContent(makeLayerRequirements(24.0f)));
 
     ASSERT_GE(refreshRateConfigs->setPolicy(HWC_CONFIG_ID_90, 90, 90, nullptr), 0);
-    ASSERT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContent(90.0f));
-    ASSERT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContent(60.0f));
-    ASSERT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContent(45.0f));
-    ASSERT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContent(30.0f));
-    ASSERT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContent(24.0f));
+    EXPECT_EQ(expected90Config,
+              refreshRateConfigs->getRefreshRateForContent(makeLayerRequirements(90.0f)));
+    EXPECT_EQ(expected90Config,
+              refreshRateConfigs->getRefreshRateForContent(makeLayerRequirements(60.0f)));
+    EXPECT_EQ(expected90Config,
+              refreshRateConfigs->getRefreshRateForContent(makeLayerRequirements(45.0f)));
+    EXPECT_EQ(expected90Config,
+              refreshRateConfigs->getRefreshRateForContent(makeLayerRequirements(30.0f)));
+    EXPECT_EQ(expected90Config,
+              refreshRateConfigs->getRefreshRateForContent(makeLayerRequirements(24.0f)));
     ASSERT_GE(refreshRateConfigs->setPolicy(HWC_CONFIG_ID_60, 0, 120, nullptr), 0);
-    ASSERT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContent(90.0f));
-    ASSERT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContent(60.0f));
-    ASSERT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContent(45.0f));
-    ASSERT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContent(30.0f));
-    ASSERT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContent(24.0f));
+    EXPECT_EQ(expected90Config,
+              refreshRateConfigs->getRefreshRateForContent(makeLayerRequirements(90.0f)));
+    EXPECT_EQ(expected60Config,
+              refreshRateConfigs->getRefreshRateForContent(makeLayerRequirements(60.0f)));
+    EXPECT_EQ(expected90Config,
+              refreshRateConfigs->getRefreshRateForContent(makeLayerRequirements(45.0f)));
+    EXPECT_EQ(expected60Config,
+              refreshRateConfigs->getRefreshRateForContent(makeLayerRequirements(30.0f)));
+    EXPECT_EQ(expected60Config,
+              refreshRateConfigs->getRefreshRateForContent(makeLayerRequirements(24.0f)));
+}
+
+TEST_F(RefreshRateConfigsTest, twoDeviceConfigs_getRefreshRateForContentV2_60_90) {
+    std::vector<RefreshRateConfigs::InputConfig> configs{
+            {{HWC_CONFIG_ID_60, HWC_GROUP_ID_0, VSYNC_60},
+             {HWC_CONFIG_ID_90, HWC_GROUP_ID_0, VSYNC_90}}};
+    auto refreshRateConfigs =
+            std::make_unique<RefreshRateConfigs>(/*refreshRateSwitching=*/true, configs,
+                                                 /*currentConfigId=*/HWC_CONFIG_ID_60);
+
+    ASSERT_TRUE(refreshRateConfigs->refreshRateSwitchingSupported());
+
+    RefreshRate expected60Config = {HWC_CONFIG_ID_60, VSYNC_60, HWC_GROUP_ID_0, "60fps", 60};
+    RefreshRate expected90Config = {HWC_CONFIG_ID_90, VSYNC_90, HWC_GROUP_ID_0, "90fps", 90};
+
+    auto layers = std::vector<LayerRequirement>{LayerRequirement{.weight = 1.0f}};
+    auto& lr = layers[0];
+
+    lr.vote = LayerVoteType::Min;
+    EXPECT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.vote = LayerVoteType::Max;
+    EXPECT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 90.0f;
+    lr.vote = LayerVoteType::Heuristic;
+    EXPECT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 60.0f;
+    EXPECT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 45.0f;
+    EXPECT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 30.0f;
+    EXPECT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 24.0f;
+    EXPECT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    ASSERT_GE(refreshRateConfigs->setPolicy(HWC_CONFIG_ID_60, 60, 60, nullptr), 0);
+
+    lr.vote = LayerVoteType::Min;
+    EXPECT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.vote = LayerVoteType::Max;
+    EXPECT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 90.0f;
+    lr.vote = LayerVoteType::Heuristic;
+    EXPECT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 60.0f;
+    EXPECT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 45.0f;
+    EXPECT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 30.0f;
+    EXPECT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 24.0f;
+    EXPECT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    ASSERT_GE(refreshRateConfigs->setPolicy(HWC_CONFIG_ID_90, 90, 90, nullptr), 0);
+
+    lr.vote = LayerVoteType::Min;
+    EXPECT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.vote = LayerVoteType::Max;
+    EXPECT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 90.0f;
+    lr.vote = LayerVoteType::Heuristic;
+    EXPECT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 60.0f;
+    EXPECT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 45.0f;
+    EXPECT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 30.0f;
+    EXPECT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 24.0f;
+    EXPECT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    ASSERT_GE(refreshRateConfigs->setPolicy(HWC_CONFIG_ID_60, 0, 120, nullptr), 0);
+    lr.vote = LayerVoteType::Min;
+    EXPECT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.vote = LayerVoteType::Max;
+    EXPECT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 90.0f;
+    lr.vote = LayerVoteType::Heuristic;
+    EXPECT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 60.0f;
+    EXPECT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 45.0f;
+    EXPECT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 30.0f;
+    EXPECT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 24.0f;
+    EXPECT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+}
+
+TEST_F(RefreshRateConfigsTest, twoDeviceConfigs_getRefreshRateForContentV2_60_72_90) {
+    std::vector<RefreshRateConfigs::InputConfig> configs{
+            {{HWC_CONFIG_ID_60, HWC_GROUP_ID_0, VSYNC_60},
+             {HWC_CONFIG_ID_72, HWC_GROUP_ID_0, VSYNC_72},
+             {HWC_CONFIG_ID_90, HWC_GROUP_ID_0, VSYNC_90}}};
+    auto refreshRateConfigs =
+            std::make_unique<RefreshRateConfigs>(/*refreshRateSwitching=*/true, configs,
+                                                 /*currentConfigId=*/HWC_CONFIG_ID_60);
+
+    ASSERT_TRUE(refreshRateConfigs->refreshRateSwitchingSupported());
+
+    RefreshRate expected60Config = {HWC_CONFIG_ID_60, VSYNC_60, HWC_GROUP_ID_0, "60fps", 60};
+    RefreshRate expected72Config = {HWC_CONFIG_ID_72, VSYNC_72, HWC_GROUP_ID_0, "72fps", 70};
+    RefreshRate expected90Config = {HWC_CONFIG_ID_90, VSYNC_90, HWC_GROUP_ID_0, "90fps", 90};
+
+    auto layers = std::vector<LayerRequirement>{LayerRequirement{.weight = 1.0f}};
+    auto& lr = layers[0];
+
+    lr.vote = LayerVoteType::Min;
+    EXPECT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.vote = LayerVoteType::Max;
+    EXPECT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 90.0f;
+    lr.vote = LayerVoteType::Heuristic;
+    EXPECT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 60.0f;
+    EXPECT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 45.0f;
+    EXPECT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 30.0f;
+    EXPECT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 24.0f;
+    EXPECT_EQ(expected72Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+}
+
+TEST_F(RefreshRateConfigsTest, twoDeviceConfigs_getRefreshRateForContentV2_30_60_72_90_120) {
+    std::vector<RefreshRateConfigs::InputConfig> configs{
+            {{HWC_CONFIG_ID_30, HWC_GROUP_ID_0, VSYNC_30},
+             {HWC_CONFIG_ID_60, HWC_GROUP_ID_0, VSYNC_60},
+             {HWC_CONFIG_ID_72, HWC_GROUP_ID_0, VSYNC_72},
+             {HWC_CONFIG_ID_90, HWC_GROUP_ID_0, VSYNC_90},
+             {HWC_CONFIG_ID_120, HWC_GROUP_ID_0, VSYNC_120}}};
+    auto refreshRateConfigs =
+            std::make_unique<RefreshRateConfigs>(/*refreshRateSwitching=*/true, configs,
+                                                 /*currentConfigId=*/HWC_CONFIG_ID_60);
+
+    ASSERT_TRUE(refreshRateConfigs->refreshRateSwitchingSupported());
+
+    RefreshRate expected30Config = {HWC_CONFIG_ID_30, VSYNC_30, HWC_GROUP_ID_0, "30fps", 30};
+    RefreshRate expected60Config = {HWC_CONFIG_ID_60, VSYNC_60, HWC_GROUP_ID_0, "60fps", 60};
+    RefreshRate expected72Config = {HWC_CONFIG_ID_72, VSYNC_72, HWC_GROUP_ID_0, "72fps", 70};
+    RefreshRate expected90Config = {HWC_CONFIG_ID_90, VSYNC_90, HWC_GROUP_ID_0, "90fps", 90};
+    RefreshRate expected120Config = {HWC_CONFIG_ID_120, VSYNC_120, HWC_GROUP_ID_0, "120fps", 120};
+
+    auto layers = std::vector<LayerRequirement>{LayerRequirement{.weight = 1.0f},
+                                                LayerRequirement{.weight = 1.0f}};
+    auto& lr1 = layers[0];
+    auto& lr2 = layers[1];
+
+    lr1.desiredRefreshRate = 24.0f;
+    lr1.vote = LayerVoteType::Heuristic;
+    lr2.desiredRefreshRate = 60.0f;
+    lr2.vote = LayerVoteType::Heuristic;
+    EXPECT_EQ(expected120Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr1.desiredRefreshRate = 24.0f;
+    lr1.vote = LayerVoteType::Heuristic;
+    lr2.desiredRefreshRate = 48.0f;
+    lr2.vote = LayerVoteType::Heuristic;
+    EXPECT_EQ(expected72Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr1.desiredRefreshRate = 24.0f;
+    lr1.vote = LayerVoteType::Heuristic;
+    lr2.desiredRefreshRate = 48.0f;
+    lr2.vote = LayerVoteType::Heuristic;
+    EXPECT_EQ(expected72Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+}
+
+TEST_F(RefreshRateConfigsTest, twoDeviceConfigs_getRefreshRateForContentV2_30_60) {
+    std::vector<RefreshRateConfigs::InputConfig> configs{
+            {{HWC_CONFIG_ID_60, HWC_GROUP_ID_0, VSYNC_60},
+             {HWC_CONFIG_ID_30, HWC_GROUP_ID_0, VSYNC_30}}};
+    auto refreshRateConfigs =
+            std::make_unique<RefreshRateConfigs>(/*refreshRateSwitching=*/true, configs,
+                                                 /*currentConfigId=*/HWC_CONFIG_ID_60);
+
+    ASSERT_TRUE(refreshRateConfigs->refreshRateSwitchingSupported());
+
+    RefreshRate expected60Config = {HWC_CONFIG_ID_60, VSYNC_60, HWC_GROUP_ID_0, "60fps", 60};
+    RefreshRate expected30Config = {HWC_CONFIG_ID_30, VSYNC_30, HWC_GROUP_ID_0, "30fps", 30};
+
+    auto layers = std::vector<LayerRequirement>{LayerRequirement{.weight = 1.0f}};
+    auto& lr = layers[0];
+
+    lr.vote = LayerVoteType::Min;
+    EXPECT_EQ(expected30Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.vote = LayerVoteType::Max;
+    EXPECT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 90.0f;
+    lr.vote = LayerVoteType::Heuristic;
+    EXPECT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 60.0f;
+    EXPECT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 45.0f;
+    EXPECT_EQ(expected30Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 30.0f;
+    EXPECT_EQ(expected30Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 24.0f;
+    EXPECT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+}
+
+TEST_F(RefreshRateConfigsTest, twoDeviceConfigs_getRefreshRateForContentV2_30_60_72_90) {
+    std::vector<RefreshRateConfigs::InputConfig> configs{
+            {{HWC_CONFIG_ID_30, HWC_GROUP_ID_0, VSYNC_30},
+             {HWC_CONFIG_ID_60, HWC_GROUP_ID_0, VSYNC_60},
+             {HWC_CONFIG_ID_72, HWC_GROUP_ID_0, VSYNC_72},
+             {HWC_CONFIG_ID_90, HWC_GROUP_ID_0, VSYNC_90}}};
+    auto refreshRateConfigs =
+            std::make_unique<RefreshRateConfigs>(/*refreshRateSwitching=*/true, configs,
+                                                 /*currentConfigId=*/HWC_CONFIG_ID_60);
+
+    ASSERT_TRUE(refreshRateConfigs->refreshRateSwitchingSupported());
+
+    RefreshRate expected30Config = {HWC_CONFIG_ID_30, VSYNC_30, HWC_GROUP_ID_0, "30fps", 30};
+    RefreshRate expected60Config = {HWC_CONFIG_ID_60, VSYNC_60, HWC_GROUP_ID_0, "60fps", 60};
+    RefreshRate expected72Config = {HWC_CONFIG_ID_72, VSYNC_72, HWC_GROUP_ID_0, "72fps", 70};
+    RefreshRate expected90Config = {HWC_CONFIG_ID_90, VSYNC_90, HWC_GROUP_ID_0, "90fps", 90};
+
+    auto layers = std::vector<LayerRequirement>{LayerRequirement{.weight = 1.0f}};
+    auto& lr = layers[0];
+
+    lr.vote = LayerVoteType::Min;
+    EXPECT_EQ(expected30Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.vote = LayerVoteType::Max;
+    EXPECT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 90.0f;
+    lr.vote = LayerVoteType::Heuristic;
+    EXPECT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 60.0f;
+    EXPECT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 45.0f;
+    EXPECT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 30.0f;
+    EXPECT_EQ(expected30Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr.desiredRefreshRate = 24.0f;
+    EXPECT_EQ(expected72Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+}
+
+TEST_F(RefreshRateConfigsTest, twoDeviceConfigs_getRefreshRateForContentV2_PriorityTest) {
+    std::vector<RefreshRateConfigs::InputConfig> configs{
+            {{HWC_CONFIG_ID_30, HWC_GROUP_ID_0, VSYNC_30},
+             {HWC_CONFIG_ID_60, HWC_GROUP_ID_0, VSYNC_60},
+             {HWC_CONFIG_ID_90, HWC_GROUP_ID_0, VSYNC_90}}};
+    auto refreshRateConfigs =
+            std::make_unique<RefreshRateConfigs>(/*refreshRateSwitching=*/true, configs,
+                                                 /*currentConfigId=*/HWC_CONFIG_ID_60);
+
+    ASSERT_TRUE(refreshRateConfigs->refreshRateSwitchingSupported());
+
+    RefreshRate expected30Config = {HWC_CONFIG_ID_30, VSYNC_30, HWC_GROUP_ID_0, "30fps", 30};
+    RefreshRate expected60Config = {HWC_CONFIG_ID_60, VSYNC_60, HWC_GROUP_ID_0, "60fps", 60};
+    RefreshRate expected90Config = {HWC_CONFIG_ID_90, VSYNC_90, HWC_GROUP_ID_0, "90fps", 90};
+
+    auto layers = std::vector<LayerRequirement>{LayerRequirement{.weight = 1.0f},
+                                                LayerRequirement{.weight = 1.0f}};
+    auto& lr1 = layers[0];
+    auto& lr2 = layers[1];
+
+    lr1.vote = LayerVoteType::Min;
+    lr2.vote = LayerVoteType::Max;
+    EXPECT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr1.vote = LayerVoteType::Min;
+    lr2.vote = LayerVoteType::Heuristic;
+    lr2.desiredRefreshRate = 24.0f;
+    EXPECT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr1.vote = LayerVoteType::Min;
+    lr2.vote = LayerVoteType::Explicit;
+    lr2.desiredRefreshRate = 24.0f;
+    EXPECT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr1.vote = LayerVoteType::Max;
+    lr2.vote = LayerVoteType::Heuristic;
+    lr2.desiredRefreshRate = 60.0f;
+    EXPECT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr1.vote = LayerVoteType::Max;
+    lr2.vote = LayerVoteType::Explicit;
+    lr2.desiredRefreshRate = 60.0f;
+    EXPECT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr1.vote = LayerVoteType::Heuristic;
+    lr1.desiredRefreshRate = 15.0f;
+    lr2.vote = LayerVoteType::Heuristic;
+    lr2.desiredRefreshRate = 45.0f;
+    EXPECT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr1.vote = LayerVoteType::Heuristic;
+    lr1.desiredRefreshRate = 30.0f;
+    lr2.vote = LayerVoteType::Explicit;
+    lr2.desiredRefreshRate = 45.0f;
+    EXPECT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+}
+
+TEST_F(RefreshRateConfigsTest, twoDeviceConfigs_getRefreshRateForContentV2_24FpsVideo) {
+    std::vector<RefreshRateConfigs::InputConfig> configs{
+            {{HWC_CONFIG_ID_60, HWC_GROUP_ID_0, VSYNC_60},
+             {HWC_CONFIG_ID_90, HWC_GROUP_ID_0, VSYNC_90}}};
+    auto refreshRateConfigs =
+            std::make_unique<RefreshRateConfigs>(/*refreshRateSwitching=*/true, configs,
+                                                 /*currentConfigId=*/HWC_CONFIG_ID_60);
+
+    ASSERT_TRUE(refreshRateConfigs->refreshRateSwitchingSupported());
+
+    RefreshRate expected30Config = {HWC_CONFIG_ID_30, VSYNC_30, HWC_GROUP_ID_0, "30fps", 30};
+    RefreshRate expected60Config = {HWC_CONFIG_ID_60, VSYNC_60, HWC_GROUP_ID_0, "60fps", 60};
+    RefreshRate expected90Config = {HWC_CONFIG_ID_90, VSYNC_90, HWC_GROUP_ID_0, "90fps", 90};
+
+    auto layers = std::vector<LayerRequirement>{LayerRequirement{.weight = 1.0f}};
+    auto& lr = layers[0];
+
+    lr.vote = LayerVoteType::Explicit;
+    for (float fps = 23.0f; fps < 25.0f; fps += 0.1f) {
+        lr.desiredRefreshRate = fps;
+        const auto& refreshRate = refreshRateConfigs->getRefreshRateForContentV2(layers);
+        printf("%.2fHz chooses %s\n", fps, refreshRate.name.c_str());
+        EXPECT_EQ(expected60Config, refreshRate);
+    }
+}
+
+TEST_F(RefreshRateConfigsTest, twoDeviceConfigs_getRefreshRateForContent_Explicit) {
+    std::vector<RefreshRateConfigs::InputConfig> configs{
+            {{HWC_CONFIG_ID_60, HWC_GROUP_ID_0, VSYNC_60},
+             {HWC_CONFIG_ID_90, HWC_GROUP_ID_0, VSYNC_90}}};
+    auto refreshRateConfigs =
+            std::make_unique<RefreshRateConfigs>(/*refreshRateSwitching=*/true, configs,
+                                                 /*currentConfigId=*/HWC_CONFIG_ID_60);
+
+    ASSERT_TRUE(refreshRateConfigs->refreshRateSwitchingSupported());
+
+    RefreshRate expected60Config = {HWC_CONFIG_ID_60, VSYNC_60, HWC_GROUP_ID_0, "60fps", 60};
+    RefreshRate expected90Config = {HWC_CONFIG_ID_90, VSYNC_90, HWC_GROUP_ID_0, "90fps", 90};
+
+    auto layers = std::vector<LayerRequirement>{LayerRequirement{.weight = 1.0f},
+                                                LayerRequirement{.weight = 1.0f}};
+    auto& lr1 = layers[0];
+    auto& lr2 = layers[1];
+
+    lr1.vote = LayerVoteType::Heuristic;
+    lr1.desiredRefreshRate = 60.0f;
+    lr2.vote = LayerVoteType::Explicit;
+    lr2.desiredRefreshRate = 90.0f;
+    EXPECT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContent(layers));
+
+    lr1.vote = LayerVoteType::Heuristic;
+    lr1.desiredRefreshRate = 90.0f;
+    lr2.vote = LayerVoteType::Explicit;
+    lr2.desiredRefreshRate = 60.0f;
+    EXPECT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContent(layers));
+}
+
+TEST_F(RefreshRateConfigsTest, twoDeviceConfigs_getRefreshRateForContentV2_Explicit) {
+    std::vector<RefreshRateConfigs::InputConfig> configs{
+            {{HWC_CONFIG_ID_60, HWC_GROUP_ID_0, VSYNC_60},
+             {HWC_CONFIG_ID_90, HWC_GROUP_ID_0, VSYNC_90}}};
+    auto refreshRateConfigs =
+            std::make_unique<RefreshRateConfigs>(/*refreshRateSwitching=*/true, configs,
+                                                 /*currentConfigId=*/HWC_CONFIG_ID_60);
+
+    ASSERT_TRUE(refreshRateConfigs->refreshRateSwitchingSupported());
+
+    RefreshRate expected60Config = {HWC_CONFIG_ID_60, VSYNC_60, HWC_GROUP_ID_0, "60fps", 60};
+    RefreshRate expected90Config = {HWC_CONFIG_ID_90, VSYNC_90, HWC_GROUP_ID_0, "90fps", 90};
+
+    auto layers = std::vector<LayerRequirement>{LayerRequirement{.weight = 1.0f},
+                                                LayerRequirement{.weight = 1.0f}};
+    auto& lr1 = layers[0];
+    auto& lr2 = layers[1];
+
+    lr1.vote = LayerVoteType::Heuristic;
+    lr1.desiredRefreshRate = 60.0f;
+    lr2.vote = LayerVoteType::Explicit;
+    lr2.desiredRefreshRate = 90.0f;
+    EXPECT_EQ(expected90Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
+
+    lr1.vote = LayerVoteType::Heuristic;
+    lr1.desiredRefreshRate = 90.0f;
+    lr2.vote = LayerVoteType::Explicit;
+    lr2.desiredRefreshRate = 60.0f;
+    EXPECT_EQ(expected60Config, refreshRateConfigs->getRefreshRateForContentV2(layers));
 }
 
 TEST_F(RefreshRateConfigsTest, testInPolicy) {
diff --git a/services/surfaceflinger/tests/unittests/SchedulerTest.cpp b/services/surfaceflinger/tests/unittests/SchedulerTest.cpp
index b1ecf4d..82a00ee 100644
--- a/services/surfaceflinger/tests/unittests/SchedulerTest.cpp
+++ b/services/surfaceflinger/tests/unittests/SchedulerTest.cpp
@@ -76,7 +76,7 @@
             scheduler::RefreshRateConfigs>(/*refreshRateSwitching=*/false, configs,
                                            /*currentConfig=*/HwcConfigIndexType(0));
 
-    mScheduler = std::make_unique<TestableScheduler>(*mRefreshRateConfigs);
+    mScheduler = std::make_unique<TestableScheduler>(*mRefreshRateConfigs, false);
 
     auto eventThread = std::make_unique<mock::EventThread>();
     mEventThread = eventThread.get();
diff --git a/services/surfaceflinger/tests/unittests/TestableScheduler.h b/services/surfaceflinger/tests/unittests/TestableScheduler.h
index a67c24c..52da34b 100644
--- a/services/surfaceflinger/tests/unittests/TestableScheduler.h
+++ b/services/surfaceflinger/tests/unittests/TestableScheduler.h
@@ -28,16 +28,25 @@
 
 class TestableScheduler : public Scheduler, private ISchedulerCallback {
 public:
-    explicit TestableScheduler(const scheduler::RefreshRateConfigs& configs)
-          : Scheduler([](bool) {}, configs, *this) {
-        mLayerHistory = std::make_unique<scheduler::impl::LayerHistory>();
+    TestableScheduler(const scheduler::RefreshRateConfigs& configs, bool useContentDetectionV2)
+          : Scheduler([](bool) {}, configs, *this, useContentDetectionV2) {
+        if (mUseContentDetectionV2) {
+            mLayerHistory = std::make_unique<scheduler::impl::LayerHistoryV2>();
+        } else {
+            mLayerHistory = std::make_unique<scheduler::impl::LayerHistory>();
+        }
     }
 
     TestableScheduler(std::unique_ptr<DispSync> primaryDispSync,
                       std::unique_ptr<EventControlThread> eventControlThread,
-                      const scheduler::RefreshRateConfigs& configs)
-          : Scheduler(std::move(primaryDispSync), std::move(eventControlThread), configs, *this) {
-        mLayerHistory = std::make_unique<scheduler::impl::LayerHistory>();
+                      const scheduler::RefreshRateConfigs& configs, bool useContentDetectionV2)
+          : Scheduler(std::move(primaryDispSync), std::move(eventControlThread), configs, *this,
+                      useContentDetectionV2) {
+        if (mUseContentDetectionV2) {
+            mLayerHistory = std::make_unique<scheduler::impl::LayerHistoryV2>();
+        } else {
+            mLayerHistory = std::make_unique<scheduler::impl::LayerHistory>();
+        }
     }
 
     // Used to inject mock event thread.
@@ -46,7 +55,13 @@
     }
 
     size_t layerHistorySize() const NO_THREAD_SAFETY_ANALYSIS {
-        return static_cast<scheduler::impl::LayerHistory*>(mLayerHistory.get())->mLayerInfos.size();
+        if (mUseContentDetectionV2) {
+            return static_cast<scheduler::impl::LayerHistoryV2*>(mLayerHistory.get())
+                    ->mLayerInfos.size();
+        } else {
+            return static_cast<scheduler::impl::LayerHistory*>(mLayerHistory.get())
+                    ->mLayerInfos.size();
+        }
     }
 
     /* ------------------------------------------------------------------------
@@ -60,6 +75,9 @@
     auto mutableLayerHistory() {
         return static_cast<scheduler::impl::LayerHistory*>(mLayerHistory.get());
     }
+    auto mutableLayerHistoryV2() {
+        return static_cast<scheduler::impl::LayerHistoryV2*>(mLayerHistory.get());
+    }
 
     ~TestableScheduler() {
         // All these pointer and container clears help ensure that GMock does
diff --git a/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h b/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
index 8ddb872..2491533 100644
--- a/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
+++ b/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
@@ -198,7 +198,8 @@
     void setupScheduler(std::unique_ptr<DispSync> primaryDispSync,
                         std::unique_ptr<EventControlThread> eventControlThread,
                         std::unique_ptr<EventThread> appEventThread,
-                        std::unique_ptr<EventThread> sfEventThread) {
+                        std::unique_ptr<EventThread> sfEventThread,
+                        bool useContentDetectionV2 = false) {
         std::vector<scheduler::RefreshRateConfigs::InputConfig> configs{
                 {{HwcConfigIndexType(0), HwcConfigGroupType(0), 16666667}}};
         mFlinger->mRefreshRateConfigs = std::make_unique<
@@ -213,7 +214,7 @@
 
         mScheduler =
                 new TestableScheduler(std::move(primaryDispSync), std::move(eventControlThread),
-                                      *mFlinger->mRefreshRateConfigs);
+                                      *mFlinger->mRefreshRateConfigs, useContentDetectionV2);
 
         mFlinger->mAppConnectionHandle = mScheduler->createConnection(std::move(appEventThread));
         mFlinger->mSfConnectionHandle = mScheduler->createConnection(std::move(sfEventThread));
@@ -443,7 +444,7 @@
         static constexpr int32_t DEFAULT_REFRESH_RATE = 16'666'666;
         static constexpr int32_t DEFAULT_CONFIG_GROUP = 7;
         static constexpr int32_t DEFAULT_DPI = 320;
-        static constexpr int32_t DEFAULT_ACTIVE_CONFIG = 0;
+        static constexpr hwc2_config_t DEFAULT_ACTIVE_CONFIG = 0;
         static constexpr int32_t DEFAULT_POWER_MODE = 2;
 
         FakeHwcDisplayInjector(DisplayId displayId, HWC2::DisplayType hwcDisplayType,
@@ -465,7 +466,7 @@
             return *this;
         }
 
-        auto& setRefreshRate(uint32_t refreshRate) {
+        auto& setRefreshRate(int32_t refreshRate) {
             mRefreshRate = refreshRate;
             return *this;
         }
@@ -480,7 +481,7 @@
             return *this;
         }
 
-        auto& setActiveConfig(int32_t config) {
+        auto& setActiveConfig(hwc2_config_t config) {
             mActiveConfig = config;
             return *this;
         }
@@ -513,7 +514,7 @@
             config.setDpiX(mDpiX);
             config.setDpiY(mDpiY);
             config.setConfigGroup(mConfigGroup);
-            display->mutableConfigs().emplace(mActiveConfig, config.build());
+            display->mutableConfigs().emplace(static_cast<int32_t>(mActiveConfig), config.build());
             display->mutableIsConnected() = true;
             display->setPowerMode(static_cast<HWC2::PowerMode>(mPowerMode));
 
@@ -534,11 +535,11 @@
         hwc2_display_t mHwcDisplayId = DEFAULT_HWC_DISPLAY_ID;
         int32_t mWidth = DEFAULT_WIDTH;
         int32_t mHeight = DEFAULT_HEIGHT;
-        uint32_t mRefreshRate = DEFAULT_REFRESH_RATE;
+        int32_t mRefreshRate = DEFAULT_REFRESH_RATE;
         int32_t mDpiX = DEFAULT_DPI;
         int32_t mConfigGroup = DEFAULT_CONFIG_GROUP;
         int32_t mDpiY = DEFAULT_DPI;
-        int32_t mActiveConfig = DEFAULT_ACTIVE_CONFIG;
+        hwc2_config_t mActiveConfig = DEFAULT_ACTIVE_CONFIG;
         int32_t mPowerMode = DEFAULT_POWER_MODE;
         const std::unordered_set<HWC2::Capability>* mCapabilities = nullptr;
     };
diff --git a/services/surfaceflinger/tests/unittests/mock/MockLayer.h b/services/surfaceflinger/tests/unittests/mock/MockLayer.h
index 1fd0e61..494e73d 100644
--- a/services/surfaceflinger/tests/unittests/mock/MockLayer.h
+++ b/services/surfaceflinger/tests/unittests/mock/MockLayer.h
@@ -31,6 +31,7 @@
     MOCK_METHOD0(getFrameSelectionPriority, int32_t());
     MOCK_CONST_METHOD0(isVisible, bool());
     MOCK_METHOD0(createClone, sp<Layer>());
+    MOCK_CONST_METHOD0(getFrameRate, std::optional<float>());
 };
 
 } // namespace android::mock