diff --git a/services/surfaceflinger/tests/unittests/RefreshRateConfigsTest.cpp b/services/surfaceflinger/tests/unittests/RefreshRateConfigsTest.cpp
index 06f2036..15bd0e1 100644
--- a/services/surfaceflinger/tests/unittests/RefreshRateConfigsTest.cpp
+++ b/services/surfaceflinger/tests/unittests/RefreshRateConfigsTest.cpp
@@ -1621,29 +1621,35 @@
     EXPECT_EQ(KernelIdleTimerAction::TurnOff, refreshRateConfigs->getIdleTimerAction());
 }
 
-TEST_F(RefreshRateConfigsTest, getRefreshRateDivider) {
+TEST_F(RefreshRateConfigsTest, getFrameRateDivider) {
     auto refreshRateConfigs =
             std::make_unique<RefreshRateConfigs>(m30_60_72_90_120Device,
                                                  /*currentConfigId=*/HWC_CONFIG_ID_30);
 
     const auto frameRate = Fps(30.f);
-    EXPECT_EQ(1, refreshRateConfigs->getRefreshRateDivider(frameRate));
+    Fps displayRefreshRate = refreshRateConfigs->getCurrentRefreshRate().getFps();
+    EXPECT_EQ(1, RefreshRateConfigs::getFrameRateDivider(displayRefreshRate, frameRate));
 
     refreshRateConfigs->setCurrentModeId(HWC_CONFIG_ID_60);
-    EXPECT_EQ(2, refreshRateConfigs->getRefreshRateDivider(frameRate));
+    displayRefreshRate = refreshRateConfigs->getCurrentRefreshRate().getFps();
+    EXPECT_EQ(2, RefreshRateConfigs::getFrameRateDivider(displayRefreshRate, frameRate));
 
     refreshRateConfigs->setCurrentModeId(HWC_CONFIG_ID_72);
-    EXPECT_EQ(0, refreshRateConfigs->getRefreshRateDivider(frameRate));
+    displayRefreshRate = refreshRateConfigs->getCurrentRefreshRate().getFps();
+    EXPECT_EQ(0, RefreshRateConfigs::getFrameRateDivider(displayRefreshRate, frameRate));
 
     refreshRateConfigs->setCurrentModeId(HWC_CONFIG_ID_90);
-    EXPECT_EQ(3, refreshRateConfigs->getRefreshRateDivider(frameRate));
+    displayRefreshRate = refreshRateConfigs->getCurrentRefreshRate().getFps();
+    EXPECT_EQ(3, RefreshRateConfigs::getFrameRateDivider(displayRefreshRate, frameRate));
 
     refreshRateConfigs->setCurrentModeId(HWC_CONFIG_ID_120);
-    EXPECT_EQ(4, refreshRateConfigs->getRefreshRateDivider(frameRate));
+    displayRefreshRate = refreshRateConfigs->getCurrentRefreshRate().getFps();
+    EXPECT_EQ(4, RefreshRateConfigs::getFrameRateDivider(displayRefreshRate, frameRate));
 
     refreshRateConfigs->setCurrentModeId(HWC_CONFIG_ID_90);
-    EXPECT_EQ(4, refreshRateConfigs->getRefreshRateDivider(Fps(22.5f)));
-    EXPECT_EQ(4, refreshRateConfigs->getRefreshRateDivider(Fps(22.6f)));
+    displayRefreshRate = refreshRateConfigs->getCurrentRefreshRate().getFps();
+    EXPECT_EQ(4, RefreshRateConfigs::getFrameRateDivider(displayRefreshRate, Fps(22.5f)));
+    EXPECT_EQ(4, RefreshRateConfigs::getFrameRateDivider(displayRefreshRate, Fps(22.6f)));
 }
 
 TEST_F(RefreshRateConfigsTest, getFrameRateOverrides_noLayers) {
diff --git a/services/surfaceflinger/tests/unittests/VSyncDispatchRealtimeTest.cpp b/services/surfaceflinger/tests/unittests/VSyncDispatchRealtimeTest.cpp
index 0af5f30..42b1993 100644
--- a/services/surfaceflinger/tests/unittests/VSyncDispatchRealtimeTest.cpp
+++ b/services/surfaceflinger/tests/unittests/VSyncDispatchRealtimeTest.cpp
@@ -52,7 +52,7 @@
     void setPeriod(nsecs_t) final {}
     void resetModel() final {}
     bool needsMoreSamples() const final { return false; }
-    bool isVSyncInPhase(nsecs_t, int) const final { return false; }
+    bool isVSyncInPhase(nsecs_t, Fps) const final { return false; }
     void dump(std::string&) const final {}
 
 private:
@@ -89,7 +89,7 @@
     void setPeriod(nsecs_t) final {}
     void resetModel() final {}
     bool needsMoreSamples() const final { return false; }
-    bool isVSyncInPhase(nsecs_t, int) const final { return false; }
+    bool isVSyncInPhase(nsecs_t, Fps) const final { return false; }
     void dump(std::string&) const final {}
 
 private:
diff --git a/services/surfaceflinger/tests/unittests/VSyncDispatchTimerQueueTest.cpp b/services/surfaceflinger/tests/unittests/VSyncDispatchTimerQueueTest.cpp
index 00cf574..b64cce9 100644
--- a/services/surfaceflinger/tests/unittests/VSyncDispatchTimerQueueTest.cpp
+++ b/services/surfaceflinger/tests/unittests/VSyncDispatchTimerQueueTest.cpp
@@ -49,7 +49,7 @@
     MOCK_METHOD1(setPeriod, void(nsecs_t));
     MOCK_METHOD0(resetModel, void());
     MOCK_CONST_METHOD0(needsMoreSamples, bool());
-    MOCK_CONST_METHOD2(isVSyncInPhase, bool(nsecs_t, int));
+    MOCK_CONST_METHOD2(isVSyncInPhase, bool(nsecs_t, Fps));
     MOCK_CONST_METHOD1(dump, void(std::string&));
 
     nsecs_t nextVSyncTime(nsecs_t timePoint) const {
diff --git a/services/surfaceflinger/tests/unittests/VSyncPredictorTest.cpp b/services/surfaceflinger/tests/unittests/VSyncPredictorTest.cpp
index a4ddbf4..2a658dd 100644
--- a/services/surfaceflinger/tests/unittests/VSyncPredictorTest.cpp
+++ b/services/surfaceflinger/tests/unittests/VSyncPredictorTest.cpp
@@ -469,7 +469,9 @@
     for (int divider = 1; divider < maxDivider; divider++) {
         for (int i = 0; i < maxPeriods; i++) {
             const bool expectedInPhase = (i % divider) == 0;
-            EXPECT_THAT(expectedInPhase, tracker.isVSyncInPhase(mNow + i * mPeriod - bias, divider))
+            EXPECT_THAT(expectedInPhase,
+                        tracker.isVSyncInPhase(mNow + i * mPeriod - bias,
+                                               Fps::fromPeriodNsecs(divider * mPeriod)))
                     << "vsync at " << mNow + (i + 1) * mPeriod - bias << " is "
                     << (expectedInPhase ? "not " : "") << "in phase for divider " << divider;
         }
diff --git a/services/surfaceflinger/tests/unittests/VSyncReactorTest.cpp b/services/surfaceflinger/tests/unittests/VSyncReactorTest.cpp
index b9651ea..5826a9b 100644
--- a/services/surfaceflinger/tests/unittests/VSyncReactorTest.cpp
+++ b/services/surfaceflinger/tests/unittests/VSyncReactorTest.cpp
@@ -46,7 +46,7 @@
     MOCK_METHOD1(setPeriod, void(nsecs_t));
     MOCK_METHOD0(resetModel, void());
     MOCK_CONST_METHOD0(needsMoreSamples, bool());
-    MOCK_CONST_METHOD2(isVSyncInPhase, bool(nsecs_t, int));
+    MOCK_CONST_METHOD2(isVSyncInPhase, bool(nsecs_t, Fps));
     MOCK_CONST_METHOD1(dump, void(std::string&));
 };
 
diff --git a/services/surfaceflinger/tests/unittests/mock/MockVSyncTracker.h b/services/surfaceflinger/tests/unittests/mock/MockVSyncTracker.h
index de98025..5b0c1f3 100644
--- a/services/surfaceflinger/tests/unittests/mock/MockVSyncTracker.h
+++ b/services/surfaceflinger/tests/unittests/mock/MockVSyncTracker.h
@@ -33,7 +33,7 @@
     MOCK_METHOD1(setPeriod, void(nsecs_t));
     MOCK_METHOD0(resetModel, void());
     MOCK_CONST_METHOD0(needsMoreSamples, bool());
-    MOCK_CONST_METHOD2(isVSyncInPhase, bool(nsecs_t, int));
+    MOCK_CONST_METHOD2(isVSyncInPhase, bool(nsecs_t, Fps));
     MOCK_CONST_METHOD1(dump, void(std::string&));
 };