Merge "Generate ACTION_CANCEL event when screen turned off by proximity sensor." into rvc-dev
diff --git a/libs/binder/IServiceManager.cpp b/libs/binder/IServiceManager.cpp
index deaa15f..a9f2d73 100644
--- a/libs/binder/IServiceManager.cpp
+++ b/libs/binder/IServiceManager.cpp
@@ -95,6 +95,7 @@
         while (sm == nullptr) {
             sm = interface_cast<AidlServiceManager>(ProcessState::self()->getContextObject(nullptr));
             if (sm == nullptr) {
+                ALOGE("Waiting 1s on context object on %s.", ProcessState::self()->getDriverName().c_str());
                 sleep(1);
             }
         }
diff --git a/libs/binder/include/binder/IInterface.h b/libs/binder/include/binder/IInterface.h
index 3a401ad..7116154 100644
--- a/libs/binder/include/binder/IInterface.h
+++ b/libs/binder/include/binder/IInterface.h
@@ -20,6 +20,8 @@
 
 #include <binder/Binder.h>
 
+#include <assert.h>
+
 namespace android {
 
 // ----------------------------------------------------------------------
@@ -155,7 +157,11 @@
     std::unique_ptr<I##INTERFACE> I##INTERFACE::default_impl;           \
     bool I##INTERFACE::setDefaultImpl(std::unique_ptr<I##INTERFACE> impl)\
     {                                                                   \
-        if (!I##INTERFACE::default_impl && impl) {                      \
+        /* Only one user of this interface can use this function     */ \
+        /* at a time. This is a heuristic to detect if two different */ \
+        /* users in the same process use this function.              */ \
+        assert(!I##INTERFACE::default_impl);                            \
+        if (impl) {                                                     \
             I##INTERFACE::default_impl = std::move(impl);               \
             return true;                                                \
         }                                                               \
diff --git a/libs/gralloc/types/include/gralloctypes/Gralloc4.h b/libs/gralloc/types/include/gralloctypes/Gralloc4.h
index 8d12754..1a7c2c9 100644
--- a/libs/gralloc/types/include/gralloctypes/Gralloc4.h
+++ b/libs/gralloc/types/include/gralloctypes/Gralloc4.h
@@ -431,6 +431,12 @@
          static_cast<int64_t>(
                  aidl::android::hardware::graphics::common::PlaneLayoutComponentType::A)};
 
+static const aidl::android::hardware::graphics::common::ExtendableType
+        PlaneLayoutComponentType_RAW =
+                {GRALLOC4_STANDARD_PLANE_LAYOUT_COMPONENT_TYPE,
+                 static_cast<int64_t>(
+                         aidl::android::hardware::graphics::common::PlaneLayoutComponentType::RAW)};
+
 /*---------------------------------------------------------------------------------------------*/
 
 /**
diff --git a/services/surfaceflinger/BufferLayerConsumer.cpp b/services/surfaceflinger/BufferLayerConsumer.cpp
index 648d129..8722952 100644
--- a/services/surfaceflinger/BufferLayerConsumer.cpp
+++ b/services/surfaceflinger/BufferLayerConsumer.cpp
@@ -452,6 +452,13 @@
 }
 
 void BufferLayerConsumer::onDisconnect() {
+    Mutex::Autolock lock(mMutex);
+
+    if (mAbandoned) {
+        // Nothing to do if we're already abandoned.
+        return;
+    }
+
     mLayer->onDisconnect();
 }
 
@@ -486,6 +493,13 @@
 
 void BufferLayerConsumer::addAndGetFrameTimestamps(const NewFrameEventsEntry* newTimestamps,
                                                    FrameEventHistoryDelta* outDelta) {
+    Mutex::Autolock lock(mMutex);
+
+    if (mAbandoned) {
+        // Nothing to do if we're already abandoned.
+        return;
+    }
+
     mLayer->addAndGetFrameTimestamps(newTimestamps, outDelta);
 }
 
diff --git a/services/surfaceflinger/BufferLayerConsumer.h b/services/surfaceflinger/BufferLayerConsumer.h
index c71a1d9..5e3044f 100644
--- a/services/surfaceflinger/BufferLayerConsumer.h
+++ b/services/surfaceflinger/BufferLayerConsumer.h
@@ -331,8 +331,8 @@
     // construction time.
     const uint32_t mTexName;
 
-    // The layer for this BufferLayerConsumer
-    Layer* mLayer;
+    // The layer for this BufferLayerConsumer. Always check mAbandoned before accessing.
+    Layer* mLayer GUARDED_BY(mMutex);
 
     wp<ContentsChangedListener> mContentsChangedListener;
 
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/RenderSurface.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/RenderSurface.h
index 5ce2fdc..f680460 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/RenderSurface.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/RenderSurface.h
@@ -63,6 +63,12 @@
     // Sets the dataspace used for rendering the surface
     virtual void setBufferDataspace(ui::Dataspace) = 0;
 
+    // Sets the pixel format used for rendering the surface.
+    // Changing the pixel format of the buffer will result in buffer
+    // reallocation as well as some reconfiguration of the graphics context,
+    // which are both expensive operations.
+    virtual void setBufferPixelFormat(ui::PixelFormat) = 0;
+
     // Configures the protected rendering on the surface
     virtual void setProtected(bool useProtected) = 0;
 
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/Display.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/Display.h
index 9ca7d2f..7a4f738 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/Display.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/Display.h
@@ -70,11 +70,13 @@
     using ChangedTypes = android::HWComposer::DeviceRequestedChanges::ChangedTypes;
     using DisplayRequests = android::HWComposer::DeviceRequestedChanges::DisplayRequests;
     using LayerRequests = android::HWComposer::DeviceRequestedChanges::LayerRequests;
+    using ClientTargetProperty = android::HWComposer::DeviceRequestedChanges::ClientTargetProperty;
     virtual bool anyLayersRequireClientComposition() const;
     virtual bool allLayersRequireClientComposition() const;
     virtual void applyChangedTypesToLayers(const ChangedTypes&);
     virtual void applyDisplayRequests(const DisplayRequests&);
     virtual void applyLayerRequestsToLayers(const LayerRequests&);
+    virtual void applyClientTargetRequests(const ClientTargetProperty&);
 
     // Internal
     virtual void setConfiguration(const compositionengine::DisplayCreationArgs&);
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/RenderSurface.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/RenderSurface.h
index 692d78d..5127a6f 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/RenderSurface.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/RenderSurface.h
@@ -49,6 +49,7 @@
 
     const sp<Fence>& getClientTargetAcquireFence() const override;
     void setBufferDataspace(ui::Dataspace) override;
+    void setBufferPixelFormat(ui::PixelFormat) override;
     void setDisplaySize(const ui::Size&) override;
     void setProtected(bool useProtected) override;
     status_t beginFrame(bool mustRecompose) override;
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/mock/RenderSurface.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/mock/RenderSurface.h
index ed4d492..a0cae6f 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/mock/RenderSurface.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/mock/RenderSurface.h
@@ -36,6 +36,7 @@
     MOCK_METHOD1(setDisplaySize, void(const ui::Size&));
     MOCK_METHOD1(setProtected, void(bool));
     MOCK_METHOD1(setBufferDataspace, void(ui::Dataspace));
+    MOCK_METHOD1(setBufferPixelFormat, void(ui::PixelFormat));
     MOCK_METHOD1(beginFrame, status_t(bool mustRecompose));
     MOCK_METHOD2(prepareFrame, void(bool, bool));
     MOCK_METHOD1(dequeueBuffer, sp<GraphicBuffer>(base::unique_fd*));
diff --git a/services/surfaceflinger/CompositionEngine/src/Display.cpp b/services/surfaceflinger/CompositionEngine/src/Display.cpp
index ab26939..d201104 100644
--- a/services/surfaceflinger/CompositionEngine/src/Display.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/Display.cpp
@@ -259,6 +259,7 @@
         applyChangedTypesToLayers(changes->changedTypes);
         applyDisplayRequests(changes->displayRequests);
         applyLayerRequestsToLayers(changes->layerRequests);
+        applyClientTargetRequests(changes->clientTargetProperty);
     }
 
     // Determine what type of composition we are doing from the final state
@@ -326,6 +327,16 @@
     }
 }
 
+void Display::applyClientTargetRequests(const ClientTargetProperty& clientTargetProperty) {
+    if (clientTargetProperty.dataspace == ui::Dataspace::UNKNOWN) {
+        return;
+    }
+    auto outputState = editState();
+    outputState.dataspace = clientTargetProperty.dataspace;
+    getRenderSurface()->setBufferDataspace(clientTargetProperty.dataspace);
+    getRenderSurface()->setBufferPixelFormat(clientTargetProperty.pixelFormat);
+}
+
 compositionengine::Output::FrameFences Display::presentAndGetFrameFences() {
     auto result = impl::Output::presentAndGetFrameFences();
 
diff --git a/services/surfaceflinger/CompositionEngine/src/OutputCompositionState.cpp b/services/surfaceflinger/CompositionEngine/src/OutputCompositionState.cpp
index ca5be48..4835aef 100644
--- a/services/surfaceflinger/CompositionEngine/src/OutputCompositionState.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/OutputCompositionState.cpp
@@ -38,6 +38,7 @@
 
     out.append("\n   ");
 
+    dumpVal(out, "bounds", bounds);
     dumpVal(out, "frame", frame);
     dumpVal(out, "viewport", viewport);
     dumpVal(out, "sourceClip", sourceClip);
diff --git a/services/surfaceflinger/CompositionEngine/src/RenderSurface.cpp b/services/surfaceflinger/CompositionEngine/src/RenderSurface.cpp
index 4084653..2773fd3 100644
--- a/services/surfaceflinger/CompositionEngine/src/RenderSurface.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/RenderSurface.cpp
@@ -104,6 +104,10 @@
                                          static_cast<android_dataspace>(dataspace));
 }
 
+void RenderSurface::setBufferPixelFormat(ui::PixelFormat pixelFormat) {
+    native_window_set_buffers_format(mNativeWindow.get(), static_cast<int32_t>(pixelFormat));
+}
+
 void RenderSurface::setProtected(bool useProtected) {
     uint64_t usageFlags = GRALLOC_USAGE_HW_RENDER;
     if (useProtected) {
diff --git a/services/surfaceflinger/CompositionEngine/tests/DisplayTest.cpp b/services/surfaceflinger/CompositionEngine/tests/DisplayTest.cpp
index 62977a4..09f37fb 100644
--- a/services/surfaceflinger/CompositionEngine/tests/DisplayTest.cpp
+++ b/services/surfaceflinger/CompositionEngine/tests/DisplayTest.cpp
@@ -654,6 +654,7 @@
             {{nullptr, hal::Composition::CLIENT}},
             hal::DisplayRequest::FLIP_CLIENT_TARGET,
             {{nullptr, hal::LayerRequest::CLEAR_CLIENT_TARGET}},
+            {hal::PixelFormat::RGBA_8888, hal::Dataspace::UNKNOWN},
     };
 
     // Since two calls are made to anyLayersRequireClientComposition with different return
diff --git a/services/surfaceflinger/DisplayDevice.cpp b/services/surfaceflinger/DisplayDevice.cpp
index 0c8aafc..730f297 100644
--- a/services/surfaceflinger/DisplayDevice.cpp
+++ b/services/surfaceflinger/DisplayDevice.cpp
@@ -227,6 +227,8 @@
     if (destinationClip.isEmpty()) {
         destinationClip = displayBounds;
     }
+    // Make sure the destination clip is contained in the display bounds
+    destinationClip.intersect(displayBounds, &destinationClip);
 
     uint32_t transformOrientation;
 
diff --git a/services/surfaceflinger/DisplayHardware/ComposerHal.cpp b/services/surfaceflinger/DisplayHardware/ComposerHal.cpp
index 97eeea2..dbdffec 100644
--- a/services/surfaceflinger/DisplayHardware/ComposerHal.cpp
+++ b/services/surfaceflinger/DisplayHardware/ComposerHal.cpp
@@ -1354,6 +1354,12 @@
     return error;
 }
 
+Error Composer::getClientTargetProperty(
+        Display display, IComposerClient::ClientTargetProperty* outClientTargetProperty) {
+    mReader.takeClientTargetProperty(display, outClientTargetProperty);
+    return Error::NONE;
+}
+
 CommandReader::~CommandReader()
 {
     resetData();
@@ -1662,10 +1668,22 @@
     *state = data.presentOrValidateState;
 }
 
+void CommandReader::takeClientTargetProperty(
+        Display display, IComposerClient::ClientTargetProperty* outClientTargetProperty) {
+    auto found = mReturnData.find(display);
+
+    // If not found, return the default values.
+    if (found == mReturnData.end()) {
+        outClientTargetProperty->pixelFormat = PixelFormat::RGBA_8888;
+        outClientTargetProperty->dataspace = Dataspace::UNKNOWN;
+    }
+
+    ReturnData& data = found->second;
+    *outClientTargetProperty = data.clientTargetProperty;
+}
+
 } // namespace impl
-
 } // namespace Hwc2
-
 } // namespace android
 
 // TODO(b/129481165): remove the #pragma below and fix conversion issues
diff --git a/services/surfaceflinger/DisplayHardware/ComposerHal.h b/services/surfaceflinger/DisplayHardware/ComposerHal.h
index aa43f09..00ef782 100644
--- a/services/surfaceflinger/DisplayHardware/ComposerHal.h
+++ b/services/surfaceflinger/DisplayHardware/ComposerHal.h
@@ -240,6 +240,8 @@
                                                 const std::vector<uint8_t>& value) = 0;
     virtual V2_4::Error getLayerGenericMetadataKeys(
             std::vector<IComposerClient::LayerGenericMetadataKey>* outKeys) = 0;
+    virtual Error getClientTargetProperty(
+            Display display, IComposerClient::ClientTargetProperty* outClientTargetProperty) = 0;
 };
 
 namespace impl {
@@ -282,6 +284,10 @@
     // Get what stage succeeded during PresentOrValidate: Present or Validate
     void takePresentOrValidateStage(Display display, uint32_t * state);
 
+    // Get the client target properties requested by hardware composer.
+    void takeClientTargetProperty(Display display,
+                                  IComposerClient::ClientTargetProperty* outClientTargetProperty);
+
 private:
     void resetData();
 
@@ -479,6 +485,9 @@
                                         bool mandatory, const std::vector<uint8_t>& value) override;
     V2_4::Error getLayerGenericMetadataKeys(
             std::vector<IComposerClient::LayerGenericMetadataKey>* outKeys) override;
+    Error getClientTargetProperty(
+            Display display,
+            IComposerClient::ClientTargetProperty* outClientTargetProperty) override;
 
 private:
 #if defined(USE_VR_COMPOSER) && USE_VR_COMPOSER
diff --git a/services/surfaceflinger/DisplayHardware/HWC2.cpp b/services/surfaceflinger/DisplayHardware/HWC2.cpp
index fb82033..af76b81 100644
--- a/services/surfaceflinger/DisplayHardware/HWC2.cpp
+++ b/services/surfaceflinger/DisplayHardware/HWC2.cpp
@@ -668,6 +668,11 @@
     return static_cast<Error>(intError);
 }
 
+Error Display::getClientTargetProperty(ClientTargetProperty* outClientTargetProperty) {
+    const auto error = mComposer.getClientTargetProperty(mId, outClientTargetProperty);
+    return static_cast<Error>(error);
+}
+
 // For use by Device
 
 void Display::setConnected(bool connected) {
diff --git a/services/surfaceflinger/DisplayHardware/HWC2.h b/services/surfaceflinger/DisplayHardware/HWC2.h
index f4c7fdd..6819ff4 100644
--- a/services/surfaceflinger/DisplayHardware/HWC2.h
+++ b/services/surfaceflinger/DisplayHardware/HWC2.h
@@ -234,6 +234,8 @@
     [[clang::warn_unused_result]] virtual hal::Error getSupportedContentTypes(
             std::vector<hal::ContentType>*) const = 0;
     [[clang::warn_unused_result]] virtual hal::Error setContentType(hal::ContentType) = 0;
+    [[clang::warn_unused_result]] virtual hal::Error getClientTargetProperty(
+            hal::ClientTargetProperty* outClientTargetProperty) = 0;
 };
 
 namespace impl {
@@ -305,6 +307,8 @@
     hal::Error getSupportedContentTypes(
             std::vector<hal::ContentType>* outSupportedContentTypes) const override;
     hal::Error setContentType(hal::ContentType) override;
+    hal::Error getClientTargetProperty(hal::ClientTargetProperty* outClientTargetProperty) override;
+
     // Other Display methods
     hal::HWDisplayId getId() const override { return mId; }
     bool isConnected() const override { return mIsConnected; }
diff --git a/services/surfaceflinger/DisplayHardware/HWComposer.cpp b/services/surfaceflinger/DisplayHardware/HWComposer.cpp
index 038cec4..7a2f0f3 100644
--- a/services/surfaceflinger/DisplayHardware/HWComposer.cpp
+++ b/services/surfaceflinger/DisplayHardware/HWComposer.cpp
@@ -541,9 +541,12 @@
     error = hwcDisplay->getRequests(&displayRequests, &layerRequests);
     RETURN_IF_HWC_ERROR_FOR("getRequests", error, displayId, BAD_INDEX);
 
-    outChanges->emplace(DeviceRequestedChanges{std::move(changedTypes), std::move(displayRequests),
-                                               std::move(layerRequests)});
+    DeviceRequestedChanges::ClientTargetProperty clientTargetProperty;
+    error = hwcDisplay->getClientTargetProperty(&clientTargetProperty);
 
+    outChanges->emplace(DeviceRequestedChanges{std::move(changedTypes), std::move(displayRequests),
+                                               std::move(layerRequests),
+                                               std::move(clientTargetProperty)});
     error = hwcDisplay->acceptChanges();
     RETURN_IF_HWC_ERROR_FOR("acceptChanges", error, displayId, BAD_INDEX);
 
diff --git a/services/surfaceflinger/DisplayHardware/HWComposer.h b/services/surfaceflinger/DisplayHardware/HWComposer.h
index b7e9f3a..c355ebd 100644
--- a/services/surfaceflinger/DisplayHardware/HWComposer.h
+++ b/services/surfaceflinger/DisplayHardware/HWComposer.h
@@ -66,6 +66,18 @@
 
 class HWComposer {
 public:
+    struct DeviceRequestedChanges {
+        using ChangedTypes = std::unordered_map<HWC2::Layer*, hal::Composition>;
+        using ClientTargetProperty = hal::ClientTargetProperty;
+        using DisplayRequests = hal::DisplayRequest;
+        using LayerRequests = std::unordered_map<HWC2::Layer*, hal::LayerRequest>;
+
+        ChangedTypes changedTypes;
+        DisplayRequests displayRequests;
+        LayerRequests layerRequests;
+        ClientTargetProperty clientTargetProperty;
+    };
+
     virtual ~HWComposer();
 
     virtual void setConfiguration(HWC2::ComposerCallback* callback, int32_t sequenceId) = 0;
@@ -88,16 +100,6 @@
     // Destroy a previously created layer
     virtual void destroyLayer(DisplayId displayId, HWC2::Layer* layer) = 0;
 
-    struct DeviceRequestedChanges {
-        using ChangedTypes = std::unordered_map<HWC2::Layer*, hal::Composition>;
-        using DisplayRequests = hal::DisplayRequest;
-        using LayerRequests = std::unordered_map<HWC2::Layer*, hal::LayerRequest>;
-
-        ChangedTypes changedTypes;
-        DisplayRequests displayRequests;
-        LayerRequests layerRequests;
-    };
-
     // Gets any required composition change requests from the HWC device.
     //
     // Note that frameUsesClientComposition must be set correctly based on
diff --git a/services/surfaceflinger/DisplayHardware/Hal.h b/services/surfaceflinger/DisplayHardware/Hal.h
index 66ee425..bb2888e 100644
--- a/services/surfaceflinger/DisplayHardware/Hal.h
+++ b/services/surfaceflinger/DisplayHardware/Hal.h
@@ -53,6 +53,7 @@
 using Connection = IComposerCallback::Connection;
 using ContentType = IComposerClient::ContentType;
 using Capability = IComposer::Capability;
+using ClientTargetProperty = IComposerClient::ClientTargetProperty;
 using DisplayCapability = IComposerClient::DisplayCapability;
 using DisplayRequest = IComposerClient::DisplayRequest;
 using DisplayType = IComposerClient::DisplayType;
diff --git a/services/surfaceflinger/Layer.cpp b/services/surfaceflinger/Layer.cpp
index 17458e3..5b9dbf2 100644
--- a/services/surfaceflinger/Layer.cpp
+++ b/services/surfaceflinger/Layer.cpp
@@ -1353,8 +1353,15 @@
     // First traverse the tree and count how many layers has votes
     int layersWithVote = 0;
     traverseTree([&layersWithVote](Layer* layer) {
-        if (layer->mCurrentState.frameRate.rate > 0 ||
-            layer->mCurrentState.frameRate.type == FrameRateCompatibility::NoVote) {
+        const auto layerVotedWithDefaultCompatibility = layer->mCurrentState.frameRate.rate > 0 &&
+                layer->mCurrentState.frameRate.type == FrameRateCompatibility::Default;
+        const auto layerVotedWithNoVote =
+                layer->mCurrentState.frameRate.type == FrameRateCompatibility::NoVote;
+
+        // We do not count layers that are ExactOrMultiple for the same reason
+        // we are allowing touch boost for those layers. See
+        // RefreshRateConfigs::getBestRefreshRate for more details.
+        if (layerVotedWithDefaultCompatibility || layerVotedWithNoVote) {
             layersWithVote++;
         }
     });
diff --git a/services/surfaceflinger/Scheduler/LayerHistory.h b/services/surfaceflinger/Scheduler/LayerHistory.h
index a1ae35c..d5bebf6 100644
--- a/services/surfaceflinger/Scheduler/LayerHistory.h
+++ b/services/surfaceflinger/Scheduler/LayerHistory.h
@@ -52,6 +52,8 @@
     // Sets the display size. Client is responsible for synchronization.
     virtual void setDisplayArea(uint32_t displayArea) = 0;
 
+    virtual void setConfigChangePending(bool pending) = 0;
+
     // Marks the layer as active, and records the given state to its history.
     virtual void record(Layer*, nsecs_t presentTime, nsecs_t now) = 0;
 
@@ -78,6 +80,8 @@
 
     void setDisplayArea(uint32_t /*displayArea*/) override {}
 
+    void setConfigChangePending(bool /*pending*/) override {}
+
     // Marks the layer as active, and records the given state to its history.
     void record(Layer*, nsecs_t presentTime, nsecs_t now) override;
 
@@ -134,6 +138,8 @@
     // Sets the display size. Client is responsible for synchronization.
     void setDisplayArea(uint32_t displayArea) override { mDisplayArea = displayArea; }
 
+    void setConfigChangePending(bool pending) override { mConfigChangePending = pending; }
+
     // Marks the layer as active, and records the given state to its history.
     void record(Layer*, nsecs_t presentTime, nsecs_t now) override;
 
@@ -178,6 +184,9 @@
 
     // Whether to use priority sent from WindowManager to determine the relevancy of the layer.
     const bool mUseFrameRatePriority;
+
+    // Whether a config change is in progress or not
+    std::atomic<bool> mConfigChangePending = false;
 };
 
 } // namespace impl
diff --git a/services/surfaceflinger/Scheduler/LayerHistoryV2.cpp b/services/surfaceflinger/Scheduler/LayerHistoryV2.cpp
index 120a60f..afc8c4f 100644
--- a/services/surfaceflinger/Scheduler/LayerHistoryV2.cpp
+++ b/services/surfaceflinger/Scheduler/LayerHistoryV2.cpp
@@ -103,7 +103,7 @@
     LOG_FATAL_IF(it == mLayerInfos.end(), "%s: unknown layer %p", __FUNCTION__, layer);
 
     const auto& info = it->second;
-    info->setLastPresentTime(presentTime, now);
+    info->setLastPresentTime(presentTime, now, mConfigChangePending);
 
     // Activate layer if inactive.
     if (const auto end = activeLayers().end(); it >= end) {
diff --git a/services/surfaceflinger/Scheduler/LayerInfoV2.cpp b/services/surfaceflinger/Scheduler/LayerInfoV2.cpp
index 255eac6..78f4433 100644
--- a/services/surfaceflinger/Scheduler/LayerInfoV2.cpp
+++ b/services/surfaceflinger/Scheduler/LayerInfoV2.cpp
@@ -34,12 +34,15 @@
         mDefaultVote(defaultVote),
         mLayerVote({defaultVote, 0.0f}) {}
 
-void LayerInfoV2::setLastPresentTime(nsecs_t lastPresentTime, nsecs_t now) {
+void LayerInfoV2::setLastPresentTime(nsecs_t lastPresentTime, nsecs_t now,
+                                     bool pendingConfigChange) {
     lastPresentTime = std::max(lastPresentTime, static_cast<nsecs_t>(0));
 
     mLastUpdatedTime = std::max(lastPresentTime, now);
 
-    FrameTimeData frameTime = {.presetTime = lastPresentTime, .queueTime = mLastUpdatedTime};
+    FrameTimeData frameTime = {.presetTime = lastPresentTime,
+                               .queueTime = mLastUpdatedTime,
+                               .pendingConfigChange = pendingConfigChange};
 
     mFrameTimes.push_back(frameTime);
     if (mFrameTimes.size() > HISTORY_SIZE) {
@@ -47,23 +50,28 @@
     }
 }
 
-bool LayerInfoV2::isFrequent(nsecs_t now) const {
-    for (auto it = mFrameTimes.crbegin(); it != mFrameTimes.crend(); ++it) {
-        if (now - it->queueTime >= MAX_FREQUENT_LAYER_PERIOD_NS.count()) {
-            ALOGV("%s infrequent (last frame is %.2fms ago", mName.c_str(),
-                  (now - mFrameTimes.back().queueTime) / 1e6f);
-            return false;
+bool LayerInfoV2::isFrequent(nsecs_t now) {
+    mLastReportedIsFrequent = [&] {
+        for (auto it = mFrameTimes.crbegin(); it != mFrameTimes.crend(); ++it) {
+            if (now - it->queueTime >= MAX_FREQUENT_LAYER_PERIOD_NS.count()) {
+                ALOGV("%s infrequent (last frame is %.2fms ago)", mName.c_str(),
+                      (now - mFrameTimes.back().queueTime) / 1e6f);
+                return false;
+            }
+
+            const auto numFrames = std::distance(mFrameTimes.crbegin(), it + 1);
+            if (numFrames >= FREQUENT_LAYER_WINDOW_SIZE) {
+                ALOGV("%s frequent (burst of %zu frames)", mName.c_str(), numFrames);
+                return true;
+            }
         }
 
-        const auto numFrames = std::distance(mFrameTimes.crbegin(), it + 1);
-        if (numFrames >= FREQUENT_LAYER_WINDOW_SIZE) {
-            ALOGV("%s frequent (burst of %zu frames", mName.c_str(), numFrames);
-            return true;
-        }
-    }
+        ALOGV("%s %sfrequent (not enough frames %zu)", mName.c_str(),
+              mLastReportedIsFrequent ? "" : "in", mFrameTimes.size());
+        return mLastReportedIsFrequent;
+    }();
 
-    ALOGV("%s infrequent (not enough frames %zu)", mName.c_str(), mFrameTimes.size());
-    return false;
+    return mLastReportedIsFrequent;
 }
 
 bool LayerInfoV2::hasEnoughDataForHeuristic() const {
@@ -80,21 +88,20 @@
     return true;
 }
 
-std::optional<float> LayerInfoV2::calculateRefreshRateIfPossible() {
-    static constexpr float MARGIN = 1.0f; // 1Hz
-
-    if (!hasEnoughDataForHeuristic()) {
-        ALOGV("Not enough data");
-        return std::nullopt;
-    }
-
-    // Calculate the refresh rate by finding the average delta between frames
+std::pair<nsecs_t, bool> LayerInfoV2::calculateAverageFrameTime() const {
     nsecs_t totalPresentTimeDeltas = 0;
     nsecs_t totalQueueTimeDeltas = 0;
-    auto missingPresentTime = false;
+    bool missingPresentTime = false;
+    int numFrames = 0;
     for (auto it = mFrameTimes.begin(); it != mFrameTimes.end() - 1; ++it) {
+        // Ignore frames captured during a config change
+        if (it->pendingConfigChange || (it + 1)->pendingConfigChange) {
+            continue;
+        }
+
         totalQueueTimeDeltas +=
                 std::max(((it + 1)->queueTime - it->queueTime), mHighRefreshRatePeriod);
+        numFrames++;
 
         if (it->presetTime == 0 || (it + 1)->presetTime == 0) {
             missingPresentTime = true;
@@ -105,11 +112,6 @@
                 std::max(((it + 1)->presetTime - it->presetTime), mHighRefreshRatePeriod);
     }
 
-    // If there are no presentation timestamps provided we can't calculate the refresh rate
-    if (missingPresentTime && mLastReportedRefreshRate == 0) {
-        return std::nullopt;
-    }
-
     // Calculate the average frame time based on presentation timestamps. If those
     // doesn't exist, we look at the time the buffer was queued only. We can do that only if
     // we calculated a refresh rate based on presentation timestamps in the past. The reason
@@ -117,13 +119,18 @@
     // when implementing render ahead for specific refresh rates. When hwui no longer provides
     // presentation timestamps we look at the queue time to see if the current refresh rate still
     // matches the content.
-    const float averageFrameTime =
+    const auto averageFrameTime =
             static_cast<float>(missingPresentTime ? totalQueueTimeDeltas : totalPresentTimeDeltas) /
-            (mFrameTimes.size() - 1);
+            numFrames;
+    return {static_cast<nsecs_t>(averageFrameTime), missingPresentTime};
+}
 
-    // Now once we calculated the refresh rate we need to make sure that all the frames we captured
-    // are evenly distributed and we don't calculate the average across some burst of frames.
+bool LayerInfoV2::isRefreshRateStable(nsecs_t averageFrameTime, bool missingPresentTime) const {
     for (auto it = mFrameTimes.begin(); it != mFrameTimes.end() - 1; ++it) {
+        // Ignore frames captured during a config change
+        if (it->pendingConfigChange || (it + 1)->pendingConfigChange) {
+            continue;
+        }
         const auto presentTimeDeltas = [&] {
             const auto delta = missingPresentTime ? (it + 1)->queueTime - it->queueTime
                                                   : (it + 1)->presetTime - it->presetTime;
@@ -131,10 +138,32 @@
         }();
 
         if (std::abs(presentTimeDeltas - averageFrameTime) > 2 * averageFrameTime) {
-            return std::nullopt;
+            return false;
         }
     }
 
+    return true;
+}
+
+std::optional<float> LayerInfoV2::calculateRefreshRateIfPossible() {
+    static constexpr float MARGIN = 1.0f; // 1Hz
+
+    if (!hasEnoughDataForHeuristic()) {
+        ALOGV("Not enough data");
+        return std::nullopt;
+    }
+
+    const auto [averageFrameTime, missingPresentTime] = calculateAverageFrameTime();
+
+    // If there are no presentation timestamps provided we can't calculate the refresh rate
+    if (missingPresentTime && mLastReportedRefreshRate == 0) {
+        return std::nullopt;
+    }
+
+    if (!isRefreshRateStable(averageFrameTime, missingPresentTime)) {
+        return std::nullopt;
+    }
+
     const auto refreshRate = 1e9f / averageFrameTime;
     if (std::abs(refreshRate - mLastReportedRefreshRate) > MARGIN) {
         mLastReportedRefreshRate = refreshRate;
diff --git a/services/surfaceflinger/Scheduler/LayerInfoV2.h b/services/surfaceflinger/Scheduler/LayerInfoV2.h
index 97c7017..82da7e3 100644
--- a/services/surfaceflinger/Scheduler/LayerInfoV2.h
+++ b/services/surfaceflinger/Scheduler/LayerInfoV2.h
@@ -47,9 +47,7 @@
     // is within a threshold. If a layer is infrequent, its average refresh rate is disregarded in
     // favor of a low refresh rate.
     static constexpr size_t FREQUENT_LAYER_WINDOW_SIZE = 3;
-    static constexpr float MIN_FPS_FOR_FREQUENT_LAYER = 10.0f;
-    static constexpr auto MAX_FREQUENT_LAYER_PERIOD_NS =
-            std::chrono::nanoseconds(static_cast<nsecs_t>(1e9f / MIN_FPS_FOR_FREQUENT_LAYER)) + 1ms;
+    static constexpr std::chrono::nanoseconds MAX_FREQUENT_LAYER_PERIOD_NS = 150ms;
 
     friend class LayerHistoryTestV2;
 
@@ -63,7 +61,7 @@
     // Records the last requested present time. It also stores information about when
     // the layer was last updated. If the present time is farther in the future than the
     // updated time, the updated time is the present time.
-    void setLastPresentTime(nsecs_t lastPresentTime, nsecs_t now);
+    void setLastPresentTime(nsecs_t lastPresentTime, nsecs_t now, bool pendingConfigChange);
 
     // Sets an explicit layer vote. This usually comes directly from the application via
     // ANativeWindow_setFrameRate API
@@ -93,11 +91,14 @@
     struct FrameTimeData {
         nsecs_t presetTime; // desiredPresentTime, if provided
         nsecs_t queueTime;  // buffer queue time
+        bool pendingConfigChange;
     };
 
-    bool isFrequent(nsecs_t now) const;
+    bool isFrequent(nsecs_t now);
     bool hasEnoughDataForHeuristic() const;
     std::optional<float> calculateRefreshRateIfPossible();
+    std::pair<nsecs_t, bool> calculateAverageFrameTime() const;
+    bool isRefreshRateStable(nsecs_t averageFrameTime, bool missingPresentTime) const;
 
     const std::string mName;
 
@@ -109,6 +110,13 @@
 
     float mLastReportedRefreshRate = 0.0f;
 
+    // Used to determine whether a layer should be considered frequent or
+    // not when we don't have enough frames. This member will not be cleared
+    // as part of clearHistory() to remember whether this layer was frequent
+    // or not before we processed touch boost (or anything else that would
+    // clear layer history).
+    bool mLastReportedIsFrequent = true;
+
     // Holds information about the layer vote
     struct {
         LayerHistory::LayerVoteType type;
diff --git a/services/surfaceflinger/Scheduler/RefreshRateConfigs.cpp b/services/surfaceflinger/Scheduler/RefreshRateConfigs.cpp
index 4a4f9c8..e181c12 100644
--- a/services/surfaceflinger/Scheduler/RefreshRateConfigs.cpp
+++ b/services/surfaceflinger/Scheduler/RefreshRateConfigs.cpp
@@ -128,15 +128,24 @@
         }
     }
 
+    const bool hasExplicitVoteLayers =
+            explicitDefaultVoteLayers > 0 || explicitExactOrMultipleVoteLayers > 0;
+
     // Consider the touch event if there are no Explicit* layers. Otherwise wait until after we've
     // selected a refresh rate to see if we should apply touch boost.
-    if (touchActive && explicitDefaultVoteLayers == 0 && explicitExactOrMultipleVoteLayers == 0) {
+    if (touchActive && !hasExplicitVoteLayers) {
         ALOGV("TouchBoost - choose %s", getMaxRefreshRateByPolicyLocked().getName().c_str());
         if (touchConsidered) *touchConsidered = true;
         return getMaxRefreshRateByPolicyLocked();
     }
 
-    if (!touchActive && idle) {
+    // If the primary range consists of a single refresh rate then we can only
+    // move out the of range if layers explicitly request a different refresh
+    // rate.
+    const Policy* policy = getCurrentPolicyLocked();
+    const bool primaryRangeIsSingleRate = policy->primaryRange.min == policy->primaryRange.max;
+
+    if (!touchActive && idle && !(primaryRangeIsSingleRate && hasExplicitVoteLayers)) {
         return getMinRefreshRateByPolicyLocked();
     }
 
@@ -150,8 +159,6 @@
         return getMinRefreshRateByPolicyLocked();
     }
 
-    const Policy* policy = getCurrentPolicyLocked();
-
     // Find the best refresh rate based on score
     std::vector<std::pair<const RefreshRate*, float>> scores;
     scores.reserve(mAppRequestRefreshRates.size());
@@ -171,7 +178,8 @@
         for (auto i = 0u; i < scores.size(); i++) {
             bool inPrimaryRange =
                     scores[i].first->inPolicy(policy->primaryRange.min, policy->primaryRange.max);
-            if (!inPrimaryRange && layer.vote != LayerVoteType::ExplicitDefault &&
+            if ((primaryRangeIsSingleRate || !inPrimaryRange) &&
+                layer.vote != LayerVoteType::ExplicitDefault &&
                 layer.vote != LayerVoteType::ExplicitExactOrMultiple) {
                 // Only layers with explicit frame rate settings are allowed to score refresh rates
                 // outside the primary range.
@@ -263,11 +271,23 @@
             ? getBestRefreshRate(scores.rbegin(), scores.rend())
             : getBestRefreshRate(scores.begin(), scores.end());
 
+    if (primaryRangeIsSingleRate) {
+        // If we never scored any layers, then choose the rate from the primary
+        // range instead of picking a random score from the app range.
+        if (std::all_of(scores.begin(), scores.end(),
+                        [](std::pair<const RefreshRate*, float> p) { return p.second == 0; })) {
+            return getMaxRefreshRateByPolicyLocked();
+        } else {
+            return *bestRefreshRate;
+        }
+    }
+
     // Consider the touch event if there are no ExplicitDefault layers. ExplicitDefault are mostly
     // interactive (as opposed to ExplicitExactOrMultiple) and therefore if those posted an explicit
     // vote we should not change it if we get a touch event. Only apply touch boost if it will
     // actually increase the refresh rate over the normal selection.
     const RefreshRate& touchRefreshRate = getMaxRefreshRateByPolicyLocked();
+
     if (touchActive && explicitDefaultVoteLayers == 0 &&
         bestRefreshRate->fps < touchRefreshRate.fps) {
         if (touchConsidered) *touchConsidered = true;
diff --git a/services/surfaceflinger/Scheduler/Scheduler.cpp b/services/surfaceflinger/Scheduler/Scheduler.cpp
index 4eef81d..7c2af23 100644
--- a/services/surfaceflinger/Scheduler/Scheduler.cpp
+++ b/services/surfaceflinger/Scheduler/Scheduler.cpp
@@ -423,6 +423,12 @@
     }
 }
 
+void Scheduler::setConfigChangePending(bool pending) {
+    if (mLayerHistory) {
+        mLayerHistory->setConfigChangePending(pending);
+    }
+}
+
 void Scheduler::chooseRefreshRateForContent() {
     if (!mLayerHistory) return;
 
diff --git a/services/surfaceflinger/Scheduler/Scheduler.h b/services/surfaceflinger/Scheduler/Scheduler.h
index 6eabfd2..066e9ca 100644
--- a/services/surfaceflinger/Scheduler/Scheduler.h
+++ b/services/surfaceflinger/Scheduler/Scheduler.h
@@ -119,6 +119,7 @@
     // Layers are registered on creation, and unregistered when the weak reference expires.
     void registerLayer(Layer*);
     void recordLayerHistory(Layer*, nsecs_t presentTime);
+    void setConfigChangePending(bool pending);
 
     // Detects content using layer history, and selects a matching refresh rate.
     void chooseRefreshRateForContent();
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 18f789e..2d25319 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -1010,6 +1010,7 @@
 
         mPhaseConfiguration->setRefreshRateFps(refreshRate.getFps());
         mVSyncModulator->setPhaseOffsets(mPhaseConfiguration->getCurrentOffsets());
+        mScheduler->setConfigChangePending(true);
     }
 
     if (mRefreshRateOverlay) {
@@ -1090,6 +1091,7 @@
     mScheduler->resyncToHardwareVsync(true, refreshRate.getVsyncPeriod());
     mPhaseConfiguration->setRefreshRateFps(refreshRate.getFps());
     mVSyncModulator->setPhaseOffsets(mPhaseConfiguration->getCurrentOffsets());
+    mScheduler->setConfigChangePending(false);
 }
 
 void SurfaceFlinger::performSetActiveConfig() {
diff --git a/services/surfaceflinger/tests/unittests/LayerHistoryTestV2.cpp b/services/surfaceflinger/tests/unittests/LayerHistoryTestV2.cpp
index d55648a..09ef06a 100644
--- a/services/surfaceflinger/tests/unittests/LayerHistoryTestV2.cpp
+++ b/services/surfaceflinger/tests/unittests/LayerHistoryTestV2.cpp
@@ -103,17 +103,8 @@
     EXPECT_TRUE(history().summarize(time).empty());
     EXPECT_EQ(0, activeLayerCount());
 
-    // The first few updates are considered infrequent
-    for (int i = 0; i < FREQUENT_LAYER_WINDOW_SIZE - 1; i++) {
-        history().record(layer.get(), 0, time);
-        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));
-    }
-
-    // Max returned if active layers have insufficient history.
-    for (int i = 0; i < PRESENT_TIME_HISTORY_SIZE - FREQUENT_LAYER_WINDOW_SIZE - 1; i++) {
+    // The first few updates are considered frequent
+    for (int i = 0; i < PRESENT_TIME_HISTORY_SIZE - 1; i++) {
         history().record(layer.get(), 0, time);
         ASSERT_EQ(1, history().summarize(time).size());
         EXPECT_EQ(LayerHistory::LayerVoteType::Max, history().summarize(time)[0].vote);
@@ -144,8 +135,8 @@
     history().record(layer.get(), 0, time);
     auto summary = history().summarize(time);
     ASSERT_EQ(1, history().summarize(time).size());
-    // Layer is still considered inactive so we expect to get Min
-    EXPECT_EQ(LayerHistory::LayerVoteType::Min, history().summarize(time)[0].vote);
+    // Layer is still considered active so we expect to get Max
+    EXPECT_EQ(LayerHistory::LayerVoteType::Max, history().summarize(time)[0].vote);
     EXPECT_EQ(1, activeLayerCount());
 
     EXPECT_CALL(*layer, isVisible()).WillRepeatedly(Return(false));
@@ -475,13 +466,13 @@
 
     nsecs_t time = systemTime();
 
-    // The first few updates are considered infrequent
-    for (int i = 0; i < FREQUENT_LAYER_WINDOW_SIZE - 1; i++) {
+    // The first few updates are considered frequent
+    for (int i = 0; i < PRESENT_TIME_HISTORY_SIZE - 1; i++) {
         history().record(layer.get(), 0, time);
         ASSERT_EQ(1, history().summarize(time).size());
-        EXPECT_EQ(LayerHistory::LayerVoteType::Min, history().summarize(time)[0].vote);
+        EXPECT_EQ(LayerHistory::LayerVoteType::Max, history().summarize(time)[0].vote);
         EXPECT_EQ(1, activeLayerCount());
-        EXPECT_EQ(0, frequentLayerCount(time));
+        EXPECT_EQ(1, frequentLayerCount(time));
     }
 
     // advance the time for the previous frame to be inactive
@@ -508,6 +499,36 @@
     EXPECT_EQ(LayerHistory::LayerVoteType::Max, history().summarize(time)[0].vote);
     EXPECT_EQ(1, activeLayerCount());
     EXPECT_EQ(1, frequentLayerCount(time));
+
+    // advance the time for the previous frame to be inactive
+    time += MAX_ACTIVE_LAYER_PERIOD_NS.count();
+
+    // Now event if we post a quick few frame we should stay infrequent
+    for (int i = 0; i < FREQUENT_LAYER_WINDOW_SIZE - 1; i++) {
+        history().record(layer.get(), time, time);
+        time += HI_FPS_PERIOD;
+
+        EXPECT_EQ(1, layerCount());
+        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));
+    }
+
+    // clear the history
+    history().clear();
+
+    // Now event if we post a quick few frame we should stay infrequent
+    for (int i = 0; i < FREQUENT_LAYER_WINDOW_SIZE - 1; i++) {
+        history().record(layer.get(), time, time);
+        time += HI_FPS_PERIOD;
+
+        EXPECT_EQ(1, layerCount());
+        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));
+    }
 }
 
 TEST_F(LayerHistoryTestV2, invisibleExplicitLayer) {
diff --git a/services/surfaceflinger/tests/unittests/RefreshRateConfigsTest.cpp b/services/surfaceflinger/tests/unittests/RefreshRateConfigsTest.cpp
index 692f71f..c919e93 100644
--- a/services/surfaceflinger/tests/unittests/RefreshRateConfigsTest.cpp
+++ b/services/surfaceflinger/tests/unittests/RefreshRateConfigsTest.cpp
@@ -1205,6 +1205,121 @@
     }
 }
 
+TEST_F(RefreshRateConfigsTest,
+       getBestRefreshRate_withDisplayManagerRequestingSingleRate_ignoresTouchFlag) {
+    auto refreshRateConfigs =
+            std::make_unique<RefreshRateConfigs>(m60_90Device,
+                                                 /*currentConfigId=*/HWC_CONFIG_ID_90);
+
+    ASSERT_GE(refreshRateConfigs->setDisplayManagerPolicy(
+                      {HWC_CONFIG_ID_90, {90.f, 90.f}, {60.f, 90.f}}),
+              0);
+
+    auto layers = std::vector<LayerRequirement>{LayerRequirement{.weight = 1.0f}};
+    auto& lr = layers[0];
+
+    bool touchConsidered = false;
+    lr.vote = LayerVoteType::ExplicitExactOrMultiple;
+    lr.desiredRefreshRate = 60.0f;
+    lr.name = "60Hz ExplicitExactOrMultiple";
+    EXPECT_EQ(mExpected60Config,
+              refreshRateConfigs->getBestRefreshRate(layers, /*touchActive*/ true, /*idle*/ false,
+                                                     &touchConsidered));
+    EXPECT_EQ(false, touchConsidered);
+
+    lr.vote = LayerVoteType::ExplicitDefault;
+    lr.desiredRefreshRate = 60.0f;
+    lr.name = "60Hz ExplicitDefault";
+    EXPECT_EQ(mExpected60Config,
+              refreshRateConfigs->getBestRefreshRate(layers, /*touchActive*/ true, /*idle*/ false,
+                                                     &touchConsidered));
+    EXPECT_EQ(false, touchConsidered);
+}
+
+TEST_F(RefreshRateConfigsTest,
+       getBestRefreshRate_withDisplayManagerRequestingSingleRate_ignoresIdleFlag) {
+    auto refreshRateConfigs =
+            std::make_unique<RefreshRateConfigs>(m60_90Device,
+                                                 /*currentConfigId=*/HWC_CONFIG_ID_60);
+
+    ASSERT_GE(refreshRateConfigs->setDisplayManagerPolicy(
+                      {HWC_CONFIG_ID_60, {60.f, 60.f}, {60.f, 90.f}}),
+              0);
+
+    auto layers = std::vector<LayerRequirement>{LayerRequirement{.weight = 1.0f}};
+    auto& lr = layers[0];
+
+    bool touchConsidered = false;
+    lr.vote = LayerVoteType::ExplicitExactOrMultiple;
+    lr.desiredRefreshRate = 90.0f;
+    lr.name = "90Hz ExplicitExactOrMultiple";
+    EXPECT_EQ(mExpected90Config,
+              refreshRateConfigs->getBestRefreshRate(layers, /*touchActive*/ false, /*idle*/ true,
+                                                     &touchConsidered));
+
+    lr.vote = LayerVoteType::ExplicitDefault;
+    lr.desiredRefreshRate = 90.0f;
+    lr.name = "90Hz ExplicitDefault";
+    EXPECT_EQ(mExpected90Config,
+              refreshRateConfigs->getBestRefreshRate(layers, /*touchActive*/ false, /*idle*/ true,
+                                                     &touchConsidered));
+}
+
+TEST_F(RefreshRateConfigsTest,
+       getBestRefreshRate_withDisplayManagerRequestingSingleRate_onlySwitchesRatesForExplicitLayers) {
+    auto refreshRateConfigs =
+            std::make_unique<RefreshRateConfigs>(m60_90Device,
+                                                 /*currentConfigId=*/HWC_CONFIG_ID_90);
+
+    ASSERT_GE(refreshRateConfigs->setDisplayManagerPolicy(
+                      {HWC_CONFIG_ID_90, {90.f, 90.f}, {60.f, 90.f}}),
+              0);
+
+    bool touchConsidered = false;
+    EXPECT_EQ(mExpected90Config,
+              refreshRateConfigs->getBestRefreshRate({}, /*touchActive*/ false, /*idle*/ false,
+                                                     &touchConsidered));
+    EXPECT_EQ(false, touchConsidered);
+
+    auto layers = std::vector<LayerRequirement>{LayerRequirement{.weight = 1.0f}};
+    auto& lr = layers[0];
+
+    lr.vote = LayerVoteType::ExplicitExactOrMultiple;
+    lr.desiredRefreshRate = 60.0f;
+    lr.name = "60Hz ExplicitExactOrMultiple";
+    EXPECT_EQ(mExpected60Config,
+              refreshRateConfigs->getBestRefreshRate(layers, /*touchActive*/ false, /*idle*/ false,
+                                                     &touchConsidered));
+
+    lr.vote = LayerVoteType::ExplicitDefault;
+    lr.desiredRefreshRate = 60.0f;
+    lr.name = "60Hz ExplicitDefault";
+    EXPECT_EQ(mExpected60Config,
+              refreshRateConfigs->getBestRefreshRate(layers, /*touchActive*/ false, /*idle*/ false,
+                                                     &touchConsidered));
+
+    lr.vote = LayerVoteType::Heuristic;
+    lr.desiredRefreshRate = 60.0f;
+    lr.name = "60Hz Heuristic";
+    EXPECT_EQ(mExpected90Config,
+              refreshRateConfigs->getBestRefreshRate(layers, /*touchActive*/ false, /*idle*/ false,
+                                                     &touchConsidered));
+
+    lr.vote = LayerVoteType::Max;
+    lr.desiredRefreshRate = 60.0f;
+    lr.name = "60Hz Max";
+    EXPECT_EQ(mExpected90Config,
+              refreshRateConfigs->getBestRefreshRate(layers, /*touchActive*/ false, /*idle*/ false,
+                                                     &touchConsidered));
+
+    lr.vote = LayerVoteType::Min;
+    lr.desiredRefreshRate = 60.0f;
+    lr.name = "60Hz Min";
+    EXPECT_EQ(mExpected90Config,
+              refreshRateConfigs->getBestRefreshRate(layers, /*touchActive*/ false, /*idle*/ false,
+                                                     &touchConsidered));
+}
+
 TEST_F(RefreshRateConfigsTest, groupSwitching) {
     auto refreshRateConfigs =
             std::make_unique<RefreshRateConfigs>(m60_90DeviceWithDifferentGroups,
@@ -1234,7 +1349,7 @@
 
 TEST_F(RefreshRateConfigsTest, primaryVsAppRequestPolicy) {
     auto refreshRateConfigs =
-            std::make_unique<RefreshRateConfigs>(m60_90Device,
+            std::make_unique<RefreshRateConfigs>(m30_60_90Device,
                                                  /*currentConfigId=*/HWC_CONFIG_ID_60);
 
     auto layers = std::vector<LayerRequirement>{LayerRequirement{.weight = 1.0f}};
@@ -1253,7 +1368,7 @@
     };
 
     ASSERT_GE(refreshRateConfigs->setDisplayManagerPolicy(
-                      {HWC_CONFIG_ID_60, {60.f, 60.f}, {60.f, 90.f}}),
+                      {HWC_CONFIG_ID_60, {30.f, 60.f}, {30.f, 90.f}}),
               0);
     bool touchConsidered;
     EXPECT_EQ(HWC_CONFIG_ID_60,
@@ -1262,7 +1377,7 @@
                                            &touchConsidered)
                       .getConfigId());
     EXPECT_EQ(HWC_CONFIG_ID_60, getFrameRate(LayerVoteType::NoVote, 90.f));
-    EXPECT_EQ(HWC_CONFIG_ID_60, getFrameRate(LayerVoteType::Min, 90.f));
+    EXPECT_EQ(HWC_CONFIG_ID_30, getFrameRate(LayerVoteType::Min, 90.f));
     EXPECT_EQ(HWC_CONFIG_ID_60, getFrameRate(LayerVoteType::Max, 90.f));
     EXPECT_EQ(HWC_CONFIG_ID_60, getFrameRate(LayerVoteType::Heuristic, 90.f));
     EXPECT_EQ(HWC_CONFIG_ID_90, getFrameRate(LayerVoteType::ExplicitDefault, 90.f));
diff --git a/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockComposer.h b/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockComposer.h
index 2a31078..c2c5072 100644
--- a/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockComposer.h
+++ b/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockComposer.h
@@ -140,6 +140,7 @@
                              const std::vector<uint8_t>&));
     MOCK_METHOD1(getLayerGenericMetadataKeys,
                  V2_4::Error(std::vector<IComposerClient::LayerGenericMetadataKey>*));
+    MOCK_METHOD2(getClientTargetProperty, Error(Display, IComposerClient::ClientTargetProperty*));
 };
 
 } // namespace mock
diff --git a/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockDisplay.h b/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockDisplay.h
index dade9fc..fe99e77 100644
--- a/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockDisplay.h
+++ b/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockDisplay.h
@@ -93,6 +93,7 @@
     MOCK_METHOD1(setAutoLowLatencyMode, hal::Error(bool on));
     MOCK_CONST_METHOD1(getSupportedContentTypes, hal::Error(std::vector<hal::ContentType>*));
     MOCK_METHOD1(setContentType, hal::Error(hal::ContentType));
+    MOCK_METHOD1(getClientTargetProperty, hal::Error(hal::ClientTargetProperty*));
     MOCK_CONST_METHOD1(getConnectionType, hal::Error(android::DisplayConnectionType*));
     MOCK_CONST_METHOD0(isVsyncPeriodSwitchSupported, bool());
 };
diff --git a/vulkan/libvulkan/api_gen.cpp b/vulkan/libvulkan/api_gen.cpp
index 37b5368..d9a9427 100644
--- a/vulkan/libvulkan/api_gen.cpp
+++ b/vulkan/libvulkan/api_gen.cpp
@@ -621,6 +621,7 @@
     // global functions
     if (instance == VK_NULL_HANDLE) {
         if (strcmp(pName, "vkCreateInstance") == 0) return reinterpret_cast<PFN_vkVoidFunction>(CreateInstance);
+        if (strcmp(pName, "vkGetInstanceProcAddr") == 0) return reinterpret_cast<PFN_vkVoidFunction>(GetInstanceProcAddr);
         if (strcmp(pName, "vkEnumerateInstanceVersion") == 0) return reinterpret_cast<PFN_vkVoidFunction>(EnumerateInstanceVersion);
         if (strcmp(pName, "vkEnumerateInstanceLayerProperties") == 0) return reinterpret_cast<PFN_vkVoidFunction>(EnumerateInstanceLayerProperties);
         if (strcmp(pName, "vkEnumerateInstanceExtensionProperties") == 0) return reinterpret_cast<PFN_vkVoidFunction>(EnumerateInstanceExtensionProperties);
diff --git a/vulkan/scripts/api_generator.py b/vulkan/scripts/api_generator.py
index 7c39075..be24172 100644
--- a/vulkan/scripts/api_generator.py
+++ b/vulkan/scripts/api_generator.py
@@ -152,7 +152,9 @@
     if (instance == VK_NULL_HANDLE) {\n""")
 
   for cmd in gencom.command_list:
-    if gencom.is_globally_dispatched(cmd):
+    # vkGetInstanceProcAddr(nullptr, "vkGetInstanceProcAddr") is effectively
+    # globally dispatched
+    if gencom.is_globally_dispatched(cmd) or cmd == 'vkGetInstanceProcAddr':
       f.write(gencom.indent(2) +
               'if (strcmp(pName, \"' + cmd +
               '\") == 0) return reinterpret_cast<PFN_vkVoidFunction>(' +