diff --git a/services/surfaceflinger/DisplayHardware/HWC2.cpp b/services/surfaceflinger/DisplayHardware/HWC2.cpp
index 3a40648..393041d 100644
--- a/services/surfaceflinger/DisplayHardware/HWC2.cpp
+++ b/services/surfaceflinger/DisplayHardware/HWC2.cpp
@@ -184,7 +184,6 @@
 
         auto newDisplay = std::make_unique<Display>(
                 *mComposer.get(), mPowerAdvisor, mCapabilities, displayId, displayType);
-        newDisplay->setFrequencyScaleParameters(mFrequencyScaler);
         newDisplay->setConnected(true);
         mDisplays.emplace(displayId, std::move(newDisplay));
     } else if (connection == Connection::Disconnected) {
@@ -224,14 +223,6 @@
     return static_cast<Error>(mComposer->executeCommands());
 }
 
-void Device::setDisplayFrequencyScaleParameters(Device::FrequencyScaler frequencyScaler) {
-    mFrequencyScaler = frequencyScaler;
-}
-
-Device::FrequencyScaler Device::getDisplayFrequencyScaleParameters() {
-    return mFrequencyScaler;
-}
-
 // Display methods
 
 Display::Display(android::Hwc2::Composer& composer, android::Hwc2::PowerAdvisor& advisor,
@@ -271,7 +262,6 @@
     mWidth(-1),
     mHeight(-1),
     mVsyncPeriod(-1),
-    mFrequencyScaler(display.mFrequencyScaler),
     mDpiX(-1),
     mDpiY(-1) {}
 
@@ -711,10 +701,6 @@
     mIsConnected = connected;
 }
 
-void Display::setFrequencyScaleParameters(Device::FrequencyScaler frequencyScaler) {
-    mFrequencyScaler = frequencyScaler;
-}
-
 int32_t Display::getAttribute(hwc2_config_t configId, Attribute attribute)
 {
     int32_t value = 0;
diff --git a/services/surfaceflinger/DisplayHardware/HWC2.h b/services/surfaceflinger/DisplayHardware/HWC2.h
index 363adb5..17186f9 100644
--- a/services/surfaceflinger/DisplayHardware/HWC2.h
+++ b/services/surfaceflinger/DisplayHardware/HWC2.h
@@ -85,11 +85,6 @@
 public:
     explicit Device(std::unique_ptr<android::Hwc2::Composer> composer);
 
-    struct FrequencyScaler {
-        int32_t multiplier = 1;
-        int32_t divisor = 1;
-    };
-
     void registerCallback(ComposerCallback* callback, int32_t sequenceId);
 
     // Required by HWC2
@@ -121,9 +116,6 @@
     // This method provides an explicit way to flush state changes to HWC.
     Error flushCommands();
 
-    void setDisplayFrequencyScaleParameters(FrequencyScaler frequecyScaler);
-    FrequencyScaler getDisplayFrequencyScaleParameters();
-
 private:
     // Initialization methods
 
@@ -134,7 +126,6 @@
     std::unordered_set<Capability> mCapabilities;
     std::unordered_map<hwc2_display_t, std::unique_ptr<Display>> mDisplays;
     android::Hwc2::impl::PowerAdvisor mPowerAdvisor;
-    FrequencyScaler mFrequencyScaler;
     bool mRegisteredCallback = false;
 };
 
@@ -170,6 +161,8 @@
             }
             Builder& setVsyncPeriod(int32_t vsyncPeriod) {
                 mConfig->mVsyncPeriod = vsyncPeriod;
+                mConfig->mPeriodMultiplier = 1;
+                mConfig->mPeriodDivisor = 1;
                 return *this;
             }
             Builder& setDpiX(int32_t dpiX) {
@@ -200,7 +193,11 @@
         int32_t getWidth() const { return mWidth; }
         int32_t getHeight() const { return mHeight; }
         nsecs_t getVsyncPeriod() const {
-            return mVsyncPeriod * mFrequencyScaler.multiplier / mFrequencyScaler.divisor; }
+            return mVsyncPeriod * mPeriodMultiplier / mPeriodDivisor; }
+        void scalePanelFrequency(int32_t multiplier, int32_t divisor) const {
+            mPeriodMultiplier = multiplier;
+            mPeriodDivisor = divisor;
+        }
         float getDpiX() const { return mDpiX; }
         float getDpiY() const { return mDpiY; }
 
@@ -213,7 +210,8 @@
         int32_t mWidth;
         int32_t mHeight;
         nsecs_t mVsyncPeriod;
-        Device::FrequencyScaler mFrequencyScaler;
+        mutable int32_t mPeriodMultiplier;
+        mutable int32_t mPeriodDivisor;
         float mDpiX;
         float mDpiY;
     };
@@ -281,7 +279,6 @@
     hwc2_display_t getId() const { return mId; }
     bool isConnected() const { return mIsConnected; }
     void setConnected(bool connected);  // For use by Device only
-    void setFrequencyScaleParameters(Device::FrequencyScaler frequencyScaler);
 
 private:
     int32_t getAttribute(hwc2_config_t configId, Attribute attribute);
@@ -306,7 +303,6 @@
     hwc2_display_t mId;
     bool mIsConnected;
     DisplayType mType;
-    Device::FrequencyScaler mFrequencyScaler;
     std::unordered_map<hwc2_layer_t, std::unique_ptr<Layer>> mLayers;
     std::unordered_map<hwc2_config_t, std::shared_ptr<const Config>> mConfigs;
 };
diff --git a/services/surfaceflinger/DisplayHardware/HWComposer.cpp b/services/surfaceflinger/DisplayHardware/HWComposer.cpp
index 6b56ca4..d827fd2 100644
--- a/services/surfaceflinger/DisplayHardware/HWComposer.cpp
+++ b/services/surfaceflinger/DisplayHardware/HWComposer.cpp
@@ -814,15 +814,4 @@
     return mDisplayData[displayId].hwcDisplay->getId();
 }
 
-void HWComposer::setDisplayFrequencyScaleParameters(
-        HWC2::Device::FrequencyScaler frequencyScaler)
-{
-    mHwcDevice->setDisplayFrequencyScaleParameters(frequencyScaler);
-}
-
-HWC2::Device::FrequencyScaler HWComposer::getDisplayFrequencyScaleParameters()
-{
-    return mHwcDevice->getDisplayFrequencyScaleParameters();
-}
-
 } // namespace android
diff --git a/services/surfaceflinger/DisplayHardware/HWComposer.h b/services/surfaceflinger/DisplayHardware/HWComposer.h
index cca1f3b..4777ca9 100644
--- a/services/surfaceflinger/DisplayHardware/HWComposer.h
+++ b/services/surfaceflinger/DisplayHardware/HWComposer.h
@@ -186,14 +186,6 @@
     android::Hwc2::Composer* getComposer() const { return mHwcDevice->getComposer(); }
 
     std::optional<hwc2_display_t> getHwcDisplayId(int32_t displayId) const;
-
-    // ------------------------------------------------------------------------
-    // These functions set and get the frequencyScaler.  The frequencyScaler holds
-    // a multiplier and divisor for virtually scaling the panel frequency in
-    // software.  This is used to simulate different panel frequencies when
-    // panel hardware is not available.
-    void setDisplayFrequencyScaleParameters(HWC2::Device::FrequencyScaler frequencyScaler);
-    HWC2::Device::FrequencyScaler getDisplayFrequencyScaleParameters();
 private:
     // For unit tests
     friend TestableSurfaceFlinger;