Merge "SF: Move doComposeSurfaces to CompositionEngine"
diff --git a/cmds/atrace/atrace.cpp b/cmds/atrace/atrace.cpp
index 587d25f..5186ad3 100644
--- a/cmds/atrace/atrace.cpp
+++ b/cmds/atrace/atrace.cpp
@@ -171,6 +171,7 @@
         { OPT,      "events/clk/clk_disable/enable" },
         { OPT,      "events/clk/clk_enable/enable" },
         { OPT,      "events/power/cpu_frequency_limits/enable" },
+        { OPT,      "events/power/suspend_resume/enable" },
     } },
     { "membus",     "Memory Bus Utilization", 0, {
         { REQ,      "events/memory_bus/enable" },
diff --git a/cmds/atrace/atrace.rc b/cmds/atrace/atrace.rc
index f1426b6..6e460a0 100644
--- a/cmds/atrace/atrace.rc
+++ b/cmds/atrace/atrace.rc
@@ -49,6 +49,8 @@
     chmod 0666 /sys/kernel/tracing/events/power/cpu_frequency_limits/enable
     chmod 0666 /sys/kernel/debug/tracing/events/power/gpu_frequency/enable
     chmod 0666 /sys/kernel/tracing/events/power/gpu_frequency/enable
+    chmod 0666 /sys/kernel/debug/tracing/events/power/suspend_resume/enable
+    chmod 0666 /sys/kernel/tracing/events/power/suspend_resume/enable
     chmod 0666 /sys/kernel/debug/tracing/events/cpufreq_interactive/enable
     chmod 0666 /sys/kernel/tracing/events/cpufreq_interactive/enable
     chmod 0666 /sys/kernel/debug/tracing/events/vmscan/mm_vmscan_direct_reclaim_begin/enable
diff --git a/cmds/dumpstate/dumpstate.cpp b/cmds/dumpstate/dumpstate.cpp
index 3a0aa95..7443cb3 100644
--- a/cmds/dumpstate/dumpstate.cpp
+++ b/cmds/dumpstate/dumpstate.cpp
@@ -44,10 +44,12 @@
 #include <unistd.h>
 
 #include <chrono>
+#include <cmath>
 #include <fstream>
 #include <functional>
 #include <future>
 #include <memory>
+#include <numeric>
 #include <regex>
 #include <set>
 #include <string>
@@ -1232,6 +1234,45 @@
     }
 }
 
+static void DumpExternalFragmentationInfo() {
+    struct stat st;
+    if (stat("/proc/buddyinfo", &st) != 0) {
+        MYLOGE("Unable to dump external fragmentation info\n");
+        return;
+    }
+
+    printf("------ EXTERNAL FRAGMENTATION INFO ------\n");
+    std::ifstream ifs("/proc/buddyinfo");
+    auto unusable_index_regex = std::regex{"Node\\s+([0-9]+),\\s+zone\\s+(\\S+)\\s+(.*)"};
+    for (std::string line; std::getline(ifs, line);) {
+        std::smatch match_results;
+        if (std::regex_match(line, match_results, unusable_index_regex)) {
+            std::stringstream free_pages(std::string{match_results[3]});
+            std::vector<int> free_pages_per_order(std::istream_iterator<int>{free_pages},
+                                                  std::istream_iterator<int>());
+
+            int total_free_pages = 0;
+            for (size_t i = 0; i < free_pages_per_order.size(); i++) {
+                total_free_pages += (free_pages_per_order[i] * std::pow(2, i));
+            }
+
+            printf("Node %s, zone %8s", match_results[1].str().c_str(),
+                   match_results[2].str().c_str());
+
+            int usable_free_pages = total_free_pages;
+            for (size_t i = 0; i < free_pages_per_order.size(); i++) {
+                auto unusable_index = (total_free_pages - usable_free_pages) /
+                        static_cast<double>(total_free_pages);
+                printf(" %5.3f", unusable_index);
+                usable_free_pages -= (free_pages_per_order[i] * std::pow(2, i));
+            }
+
+            printf("\n");
+        }
+    }
+    printf("\n");
+}
+
 // Dumps various things. Returns early with status USER_CONSENT_DENIED if user denies consent
 // via the consent they are shown. Ignores other errors that occur while running various
 // commands. The consent checking is currently done around long running tasks, which happen to
@@ -1258,7 +1299,7 @@
     DumpFile("ZONEINFO", "/proc/zoneinfo");
     DumpFile("PAGETYPEINFO", "/proc/pagetypeinfo");
     DumpFile("BUDDYINFO", "/proc/buddyinfo");
-    DumpFile("FRAGMENTATION INFO", "/d/extfrag/unusable_index");
+    DumpExternalFragmentationInfo();
 
     DumpFile("KERNEL WAKE SOURCES", "/d/wakeup_sources");
     DumpFile("KERNEL CPUFREQ", "/sys/devices/system/cpu/cpu0/cpufreq/stats/time_in_state");
diff --git a/cmds/installd/tests/installd_dexopt_test.cpp b/cmds/installd/tests/installd_dexopt_test.cpp
index 73780ec..0212bc5 100644
--- a/cmds/installd/tests/installd_dexopt_test.cpp
+++ b/cmds/installd/tests/installd_dexopt_test.cpp
@@ -275,7 +275,7 @@
             writer.StartEntry("primary.prof", ZipWriter::kCompress);
             writer.FinishEntry();
             writer.Finish();
-            close(fd);
+            fclose(file);
           }
 
         // Create the app user data.
diff --git a/cmds/servicemanager/ServiceManager.cpp b/cmds/servicemanager/ServiceManager.cpp
index 5f7dc25..f35f360 100644
--- a/cmds/servicemanager/ServiceManager.cpp
+++ b/cmds/servicemanager/ServiceManager.cpp
@@ -98,18 +98,12 @@
         return Status::fromExceptionCode(Status::EX_ILLEGAL_ARGUMENT);
     }
 
+    // implicitly unlinked when the binder is removed
     if (OK != binder->linkToDeath(this)) {
         LOG(ERROR) << "Could not linkToDeath when adding " << name;
         return Status::fromExceptionCode(Status::EX_ILLEGAL_STATE);
     }
 
-    auto it = mNameToService.find(name);
-    if (it != mNameToService.end()) {
-        if (OK != it->second.binder->unlinkToDeath(this)) {
-            LOG(WARNING) << "Could not unlinkToDeath when adding " << name;
-        }
-    }
-
     mNameToService[name] = Service {
         .binder = binder,
         .allowIsolated = allowIsolated,
diff --git a/libs/binder/tests/binderStabilityTest.cpp b/libs/binder/tests/binderStabilityTest.cpp
index 490850e..0336b9e 100644
--- a/libs/binder/tests/binderStabilityTest.cpp
+++ b/libs/binder/tests/binderStabilityTest.cpp
@@ -275,6 +275,14 @@
     ASSERT_TRUE(MarksStabilityInConstructor::gDestructed);
 }
 
+TEST(BinderStability, RemarkDies) {
+    ASSERT_DEATH({
+        sp<IBinder> binder = new BBinder();
+        Stability::markCompilationUnit(binder.get()); // <-- only called for tests
+        Stability::markVndk(binder.get()); // <-- only called for tests
+    }, "Should only mark known object.");
+}
+
 int main(int argc, char** argv) {
     ::testing::InitGoogleTest(&argc, argv);
 
diff --git a/services/surfaceflinger/Android.bp b/services/surfaceflinger/Android.bp
index 965d8f4..afb9cec 100644
--- a/services/surfaceflinger/Android.bp
+++ b/services/surfaceflinger/Android.bp
@@ -138,7 +138,6 @@
         "Layer.cpp",
         "LayerProtoHelper.cpp",
         "LayerRejecter.cpp",
-        "LayerStats.cpp",
         "LayerVector.cpp",
         "MonitoredProducer.cpp",
         "NativeWindowSurface.cpp",
diff --git a/services/surfaceflinger/Layer.cpp b/services/surfaceflinger/Layer.cpp
index a2ee763..b612476 100644
--- a/services/surfaceflinger/Layer.cpp
+++ b/services/surfaceflinger/Layer.cpp
@@ -1938,35 +1938,6 @@
     }
 }
 
-void Layer::writeToProtoCompositionState(LayerProto* layerInfo,
-                                         const sp<DisplayDevice>& displayDevice,
-                                         uint32_t traceFlags) const {
-    auto outputLayer = findOutputLayerForDisplay(displayDevice);
-    if (!outputLayer) {
-        return;
-    }
-
-    writeToProtoDrawingState(layerInfo, traceFlags);
-    writeToProtoCommonState(layerInfo, LayerVector::StateSet::Drawing, traceFlags);
-
-    const auto& compositionState = outputLayer->getState();
-
-    const Rect& frame = compositionState.displayFrame;
-    LayerProtoHelper::writeToProto(frame, [&]() { return layerInfo->mutable_hwc_frame(); });
-
-    const FloatRect& crop = compositionState.sourceCrop;
-    LayerProtoHelper::writeToProto(crop, [&]() { return layerInfo->mutable_hwc_crop(); });
-
-    const int32_t transform =
-            getCompositionLayer() ? static_cast<int32_t>(compositionState.bufferTransform) : 0;
-    layerInfo->set_hwc_transform(transform);
-
-    const int32_t compositionType =
-            static_cast<int32_t>(compositionState.hwc ? (*compositionState.hwc).hwcCompositionType
-                                                      : Hwc2::IComposerClient::Composition::CLIENT);
-    layerInfo->set_hwc_composition_type(compositionType);
-}
-
 bool Layer::isRemovedFromCurrentState() const  {
     return mRemovedFromCurrentState;
 }
diff --git a/services/surfaceflinger/Layer.h b/services/surfaceflinger/Layer.h
index 9793d50..87a5896 100644
--- a/services/surfaceflinger/Layer.h
+++ b/services/surfaceflinger/Layer.h
@@ -440,11 +440,6 @@
     // thread.
     void writeToProtoDrawingState(LayerProto* layerInfo,
                                   uint32_t traceFlags = SurfaceTracing::TRACE_ALL) const;
-    // Write states that are modified by the main thread. This includes drawing
-    // state as well as buffer data and composition data for layers on the specified
-    // display. This should be called in the main or tracing thread.
-    void writeToProtoCompositionState(LayerProto* layerInfo, const sp<DisplayDevice>& displayDevice,
-                                      uint32_t traceFlags = SurfaceTracing::TRACE_ALL) const;
     // Write drawing or current state. If writing current state, the caller should hold the
     // external mStateLock. If writing drawing state, this function should be called on the
     // main or tracing thread.
diff --git a/services/surfaceflinger/LayerStats.cpp b/services/surfaceflinger/LayerStats.cpp
deleted file mode 100644
index a2d1feb..0000000
--- a/services/surfaceflinger/LayerStats.cpp
+++ /dev/null
@@ -1,233 +0,0 @@
-/*
- * Copyright 2018 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 "LayerStats"
-#define ATRACE_TAG ATRACE_TAG_GRAPHICS
-
-#include "LayerStats.h"
-#include "DisplayHardware/HWComposer.h"
-#include "ui/DebugUtils.h"
-
-#include <android-base/stringprintf.h>
-#include <log/log.h>
-#include <utils/Trace.h>
-
-namespace android {
-
-using base::StringAppendF;
-using base::StringPrintf;
-
-void LayerStats::enable() {
-    ATRACE_CALL();
-    std::lock_guard<std::mutex> lock(mMutex);
-    if (mEnabled) return;
-    mLayerShapeStatsMap.clear();
-    mEnabled = true;
-    ALOGD("Logging enabled");
-}
-
-void LayerStats::disable() {
-    ATRACE_CALL();
-    std::lock_guard<std::mutex> lock(mMutex);
-    if (!mEnabled) return;
-    mEnabled = false;
-    ALOGD("Logging disabled");
-}
-
-void LayerStats::clear() {
-    ATRACE_CALL();
-    std::lock_guard<std::mutex> lock(mMutex);
-    mLayerShapeStatsMap.clear();
-    ALOGD("Cleared current layer stats");
-}
-
-bool LayerStats::isEnabled() {
-    return mEnabled;
-}
-
-void LayerStats::traverseLayerTreeStatsLocked(
-        const std::vector<LayerProtoParser::Layer*>& layerTree,
-        const LayerProtoParser::LayerGlobal& layerGlobal,
-        std::vector<std::string>* const outLayerShapeVec) {
-    for (const auto& layer : layerTree) {
-        if (!layer) continue;
-        traverseLayerTreeStatsLocked(layer->children, layerGlobal, outLayerShapeVec);
-        std::string key = "";
-        StringAppendF(&key, ",%s", layer->type.c_str());
-        StringAppendF(&key, ",%s", layerCompositionType(layer->hwcCompositionType));
-        StringAppendF(&key, ",%d", layer->isProtected);
-        StringAppendF(&key, ",%s", layerTransform(layer->hwcTransform));
-        StringAppendF(&key, ",%s", layerPixelFormat(layer->activeBuffer.format).c_str());
-        StringAppendF(&key, ",%s", layer->dataspace.c_str());
-        StringAppendF(&key, ",%s",
-                      destinationLocation(layer->hwcFrame.left, layerGlobal.resolution[0], true));
-        StringAppendF(&key, ",%s",
-                      destinationLocation(layer->hwcFrame.top, layerGlobal.resolution[1], false));
-        StringAppendF(&key, ",%s",
-                      destinationSize(layer->hwcFrame.right - layer->hwcFrame.left,
-                                      layerGlobal.resolution[0], true));
-        StringAppendF(&key, ",%s",
-                      destinationSize(layer->hwcFrame.bottom - layer->hwcFrame.top,
-                                      layerGlobal.resolution[1], false));
-        StringAppendF(&key, ",%s", scaleRatioWH(layer).c_str());
-        StringAppendF(&key, ",%s", alpha(static_cast<float>(layer->color.a)));
-
-        outLayerShapeVec->push_back(key);
-        ALOGV("%s", key.c_str());
-    }
-}
-
-void LayerStats::logLayerStats(const LayersProto& layersProto) {
-    ATRACE_CALL();
-    ALOGV("Logging");
-    auto layerGlobal = LayerProtoParser::generateLayerGlobalInfo(layersProto);
-    auto layerTree = LayerProtoParser::generateLayerTree(layersProto);
-    std::vector<std::string> layerShapeVec;
-
-    std::lock_guard<std::mutex> lock(mMutex);
-    traverseLayerTreeStatsLocked(layerTree.topLevelLayers, layerGlobal, &layerShapeVec);
-
-    std::string layerShapeKey =
-            StringPrintf("%d,%s,%s,%s", static_cast<int32_t>(layerShapeVec.size()),
-                         layerGlobal.colorMode.c_str(), layerGlobal.colorTransform.c_str(),
-                         layerTransform(layerGlobal.globalTransform));
-    ALOGV("%s", layerShapeKey.c_str());
-
-    std::sort(layerShapeVec.begin(), layerShapeVec.end(), std::greater<std::string>());
-    for (auto const& s : layerShapeVec) {
-        layerShapeKey += s;
-    }
-
-    mLayerShapeStatsMap[layerShapeKey]++;
-}
-
-void LayerStats::dump(std::string& result) {
-    ATRACE_CALL();
-    ALOGD("Dumping");
-    std::lock_guard<std::mutex> lock(mMutex);
-    result.append("Frequency,LayerCount,ColorMode,ColorTransform,Orientation\n");
-    result.append("LayerType,CompositionType,IsProtected,Transform,PixelFormat,Dataspace,");
-    result.append("DstX,DstY,DstWidth,DstHeight,WScale,HScale,Alpha\n");
-    for (auto& u : mLayerShapeStatsMap) {
-        StringAppendF(&result, "%u,%s\n", u.second, u.first.c_str());
-    }
-}
-
-const char* LayerStats::destinationLocation(int32_t location, int32_t range, bool isHorizontal) {
-    static const char* locationArray[8] = {"0", "1/8", "1/4", "3/8", "1/2", "5/8", "3/4", "7/8"};
-    int32_t ratio = location * 8 / range;
-    if (ratio < 0) return "N/A";
-    if (isHorizontal) {
-        // X location is divided into 4 buckets {"0", "1/4", "1/2", "3/4"}
-        if (ratio > 6) return "3/4";
-        // use index 0, 2, 4, 6
-        return locationArray[ratio & ~1];
-    }
-    if (ratio > 7) return "7/8";
-    return locationArray[ratio];
-}
-
-const char* LayerStats::destinationSize(int32_t size, int32_t range, bool isWidth) {
-    static const char* sizeArray[8] = {"1/8", "1/4", "3/8", "1/2", "5/8", "3/4", "7/8", "1"};
-    int32_t ratio = size * 8 / range;
-    if (ratio < 0) return "N/A";
-    if (isWidth) {
-        // width is divided into 4 buckets {"1/4", "1/2", "3/4", "1"}
-        if (ratio > 6) return "1";
-        // use index 1, 3, 5, 7
-        return sizeArray[ratio | 1];
-    }
-    if (ratio > 7) return "1";
-    return sizeArray[ratio];
-}
-
-const char* LayerStats::layerTransform(int32_t transform) {
-    return getTransformName(static_cast<hwc_transform_t>(transform));
-}
-
-const char* LayerStats::layerCompositionType(int32_t compositionType) {
-    return getCompositionName(static_cast<hwc2_composition_t>(compositionType));
-}
-
-std::string LayerStats::layerPixelFormat(int32_t pixelFormat) {
-    return decodePixelFormat(pixelFormat);
-}
-
-std::string LayerStats::scaleRatioWH(const LayerProtoParser::Layer* layer) {
-    if (!layer->type.compare("ColorLayer")) return "N/A,N/A";
-    std::string ret = "";
-    if (isRotated(layer->hwcTransform)) {
-        ret += scaleRatio(layer->hwcFrame.right - layer->hwcFrame.left,
-                          static_cast<int32_t>(layer->hwcCrop.bottom - layer->hwcCrop.top));
-        ret += ",";
-        ret += scaleRatio(layer->hwcFrame.bottom - layer->hwcFrame.top,
-                          static_cast<int32_t>(layer->hwcCrop.right - layer->hwcCrop.left));
-    } else {
-        ret += scaleRatio(layer->hwcFrame.right - layer->hwcFrame.left,
-                          static_cast<int32_t>(layer->hwcCrop.right - layer->hwcCrop.left));
-        ret += ",";
-        ret += scaleRatio(layer->hwcFrame.bottom - layer->hwcFrame.top,
-                          static_cast<int32_t>(layer->hwcCrop.bottom - layer->hwcCrop.top));
-    }
-    return ret;
-}
-
-const char* LayerStats::scaleRatio(int32_t destinationScale, int32_t sourceScale) {
-    // Make scale buckets from <1/64 to >= 16, to avoid floating point
-    // calculation, x64 on destinationScale first
-    int32_t scale = destinationScale * 64 / sourceScale;
-    if (!scale) return "<1/64";
-    if (scale < 2) return "1/64";
-    if (scale < 4) return "1/32";
-    if (scale < 8) return "1/16";
-    if (scale < 16) return "1/8";
-    if (scale < 32) return "1/4";
-    if (scale < 64) return "1/2";
-    if (scale < 128) return "1";
-    if (scale < 256) return "2";
-    if (scale < 512) return "4";
-    if (scale < 1024) return "8";
-    return ">=16";
-}
-
-const char* LayerStats::alpha(float a) {
-    if (a == 1.0f) return "1.0";
-    if (a > 0.9f) return "0.99";
-    if (a > 0.8f) return "0.9";
-    if (a > 0.7f) return "0.8";
-    if (a > 0.6f) return "0.7";
-    if (a > 0.5f) return "0.6";
-    if (a > 0.4f) return "0.5";
-    if (a > 0.3f) return "0.4";
-    if (a > 0.2f) return "0.3";
-    if (a > 0.1f) return "0.2";
-    if (a > 0.0f) return "0.1";
-    return "0.0";
-}
-
-bool LayerStats::isRotated(int32_t transform) {
-    return transform & HWC_TRANSFORM_ROT_90;
-}
-
-bool LayerStats::isVFlipped(int32_t transform) {
-    return transform & HWC_TRANSFORM_FLIP_V;
-}
-
-bool LayerStats::isHFlipped(int32_t transform) {
-    return transform & HWC_TRANSFORM_FLIP_H;
-}
-
-}  // namespace android
diff --git a/services/surfaceflinger/LayerStats.h b/services/surfaceflinger/LayerStats.h
deleted file mode 100644
index 62b2688..0000000
--- a/services/surfaceflinger/LayerStats.h
+++ /dev/null
@@ -1,75 +0,0 @@
-/*
- * Copyright 2018 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.
- */
-
-#pragma once
-
-#include <layerproto/LayerProtoHeader.h>
-#include <layerproto/LayerProtoParser.h>
-#include <mutex>
-#include <unordered_map>
-
-using namespace android::surfaceflinger;
-
-namespace android {
-
-class LayerStats {
-public:
-    void enable();
-    void disable();
-    void clear();
-    bool isEnabled();
-    void logLayerStats(const LayersProto& layersProto);
-    void dump(std::string& result);
-
-private:
-    // Traverse layer tree to get all visible layers' stats
-    void traverseLayerTreeStatsLocked(
-            const std::vector<LayerProtoParser::Layer*>& layerTree,
-            const LayerProtoParser::LayerGlobal& layerGlobal,
-            std::vector<std::string>* const outLayerShapeVec);
-    // Convert layer's top-left position into 8x8 percentage of the display
-    static const char* destinationLocation(int32_t location, int32_t range, bool isHorizontal);
-    // Convert layer's size into 8x8 percentage of the display
-    static const char* destinationSize(int32_t size, int32_t range, bool isWidth);
-    // Return the name of the transform
-    static const char* layerTransform(int32_t transform);
-    // Return the name of the composition type
-    static const char* layerCompositionType(int32_t compositionType);
-    // Return the name of the pixel format
-    static std::string layerPixelFormat(int32_t pixelFormat);
-    // Calculate scale ratios of layer's width/height with rotation information
-    static std::string scaleRatioWH(const LayerProtoParser::Layer* layer);
-    // Calculate scale ratio from source to destination and convert to string
-    static const char* scaleRatio(int32_t destinationScale, int32_t sourceScale);
-    // Bucket the alpha into designed buckets
-    static const char* alpha(float a);
-    // Return whether the original buffer is rotated in final composition
-    static bool isRotated(int32_t transform);
-    // Return whether the original buffer is V-flipped in final composition
-    static bool isVFlipped(int32_t transform);
-    // Return whether the original buffer is H-flipped in final composition
-    static bool isHFlipped(int32_t transform);
-
-    bool mEnabled = false;
-    // Protect mLayersStatsMap
-    std::mutex mMutex;
-    // Hashmap for tracking the frame(layer shape) stats
-    // KEY is a concatenation of all layers' properties within a frame
-    // VALUE is the number of times this particular set has been scanned out
-    std::unordered_map<std::string, uint32_t> mLayerShapeStatsMap;
-};
-
-}  // namespace android
diff --git a/services/surfaceflinger/Scheduler/Scheduler.cpp b/services/surfaceflinger/Scheduler/Scheduler.cpp
index 952643c..3883427 100644
--- a/services/surfaceflinger/Scheduler/Scheduler.cpp
+++ b/services/surfaceflinger/Scheduler/Scheduler.cpp
@@ -118,6 +118,14 @@
     }
 }
 
+Scheduler::Scheduler(std::unique_ptr<DispSync> primaryDispSync,
+                     std::unique_ptr<EventControlThread> eventControlThread,
+                     const scheduler::RefreshRateConfigs& configs)
+      : mHasSyncFramework(false),
+        mPrimaryDispSync(std::move(primaryDispSync)),
+        mEventControlThread(std::move(eventControlThread)),
+        mRefreshRateConfigs(configs) {}
+
 Scheduler::~Scheduler() {
     // Ensure the OneShotTimer threads are joined before we start destroying state.
     mDisplayPowerTimer.reset();
diff --git a/services/surfaceflinger/Scheduler/Scheduler.h b/services/surfaceflinger/Scheduler/Scheduler.h
index 0d9d7aa..5905ff6 100644
--- a/services/surfaceflinger/Scheduler/Scheduler.h
+++ b/services/surfaceflinger/Scheduler/Scheduler.h
@@ -204,6 +204,10 @@
     enum class TimerState { Reset, Expired };
     enum class TouchState { Inactive, Active };
 
+    // Used by tests to inject mocks.
+    Scheduler(std::unique_ptr<DispSync>, std::unique_ptr<EventControlThread>,
+              const scheduler::RefreshRateConfigs&);
+
     // Creates a connection on the given EventThread and forwards the given callbacks.
     sp<EventThreadConnection> createConnectionInternal(EventThread*, ResyncCallback&&,
                                                        ISurfaceComposer::ConfigChanged);
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index af4fa98..04e7bf5 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -1798,8 +1798,6 @@
         doComposition(displayDevice, repaintEverything);
     }
 
-    logLayerStats();
-
     postFrame();
     postComposition();
 
@@ -1904,6 +1902,10 @@
         auto display = displayDevice->getCompositionDisplay();
 
         for (auto& layer : display->getOutputLayersOrderedByZ()) {
+            if (mDebugDisableHWC || mDebugRegion) {
+                layer->editState().forceClientComposition = true;
+            }
+
             // Update the composition state of the output layer, as needed
             // recomputing it from the state given by the front-end layer.
             layer->updateCompositionState(updatingGeometryThisFrame);
@@ -1958,20 +1960,6 @@
     displayDevice->getCompositionDisplay()->prepareFrame();
 }
 
-void SurfaceFlinger::logLayerStats() {
-    ATRACE_CALL();
-    if (CC_UNLIKELY(mLayerStats.isEnabled())) {
-        for (const auto& [token, display] : mDisplays) {
-            if (display->isPrimary()) {
-                mLayerStats.logLayerStats(dumpVisibleLayersProtoInfo(display));
-                return;
-            }
-        }
-
-        ALOGE("logLayerStats: no primary display");
-    }
-}
-
 void SurfaceFlinger::updateCompositorTiming(const DisplayStatInfo& stats, nsecs_t compositeTime,
                                             std::shared_ptr<FenceTime>& presentFenceTime) {
     // Update queue of past composite+present times and determine the
@@ -3253,7 +3241,7 @@
         }
 
         if (mNumLayers >= MAX_LAYERS) {
-            ALOGE("AddClientLayer failed, mNumLayers (%zu) >= MAX_LAYERS (%zu)", mNumLayers,
+            ALOGE("AddClientLayer failed, mNumLayers (%zu) >= MAX_LAYERS (%zu)", mNumLayers.load(),
                   MAX_LAYERS);
             return NO_MEMORY;
         }
@@ -3277,7 +3265,7 @@
                                         mMaxGraphicBufferProducerListSize,
                                 "Suspected IGBP leak: %zu IGBPs (%zu max), %zu Layers",
                                 mGraphicBufferProducerList.size(),
-                                mMaxGraphicBufferProducerListSize, mNumLayers);
+                                mMaxGraphicBufferProducerListSize, mNumLayers.load());
         }
         mLayersAdded = true;
     }
@@ -4284,14 +4272,10 @@
         using namespace std::string_literals;
 
         static const std::unordered_map<std::string, Dumper> dumpers = {
-                {"--clear-layer-stats"s, dumper([this](std::string&) { mLayerStats.clear(); })},
-                {"--disable-layer-stats"s, dumper([this](std::string&) { mLayerStats.disable(); })},
                 {"--display-id"s, dumper(&SurfaceFlinger::dumpDisplayIdentificationData)},
                 {"--dispsync"s, dumper([this](std::string& s) {
                          mScheduler->dumpPrimaryDispSync(s);
                  })},
-                {"--dump-layer-stats"s, dumper([this](std::string& s) { mLayerStats.dump(s); })},
-                {"--enable-layer-stats"s, dumper([this](std::string&) { mLayerStats.enable(); })},
                 {"--frame-events"s, dumper(&SurfaceFlinger::dumpFrameEventsLocked)},
                 {"--latency"s, argsDumper(&SurfaceFlinger::dumpStatsLocked)},
                 {"--latency-clear"s, argsDumper(&SurfaceFlinger::clearStatsLocked)},
@@ -4582,33 +4566,6 @@
     return layersProto;
 }
 
-LayersProto SurfaceFlinger::dumpVisibleLayersProtoInfo(
-        const sp<DisplayDevice>& displayDevice) const {
-    LayersProto layersProto;
-
-    SizeProto* resolution = layersProto.mutable_resolution();
-    resolution->set_w(displayDevice->getWidth());
-    resolution->set_h(displayDevice->getHeight());
-
-    auto display = displayDevice->getCompositionDisplay();
-    const auto& displayState = display->getState();
-
-    layersProto.set_color_mode(decodeColorMode(displayState.colorMode));
-    layersProto.set_color_transform(decodeColorTransform(displayState.colorTransform));
-    layersProto.set_global_transform(displayState.orientation);
-
-    const auto displayId = displayDevice->getId();
-    LOG_ALWAYS_FATAL_IF(!displayId);
-    mDrawingState.traverseInZOrder([&](Layer* layer) {
-        if (!layer->visibleRegion.isEmpty() && !display->getOutputLayersOrderedByZ().empty()) {
-            LayerProto* layerProto = layersProto.add_layers();
-            layer->writeToProtoCompositionState(layerProto, displayDevice);
-        }
-    });
-
-    return layersProto;
-}
-
 void SurfaceFlinger::dumpAllLocked(const DumpArgs& args, std::string& result) const {
     const bool colorize = !args.empty() && args[0] == String16("--color");
     Colorizer colorizer(colorize);
@@ -4661,7 +4618,7 @@
      * Dump the visible layer list
      */
     colorizer.bold(result);
-    StringAppendF(&result, "Visible layers (count = %zu)\n", mNumLayers);
+    StringAppendF(&result, "Visible layers (count = %zu)\n", mNumLayers.load());
     StringAppendF(&result, "GraphicBufferProducers: %zu, max %zu\n",
                   mGraphicBufferProducerList.size(), mMaxGraphicBufferProducerListSize);
     colorizer.reset(result);
diff --git a/services/surfaceflinger/SurfaceFlinger.h b/services/surfaceflinger/SurfaceFlinger.h
index ef096f8..e199ad5 100644
--- a/services/surfaceflinger/SurfaceFlinger.h
+++ b/services/surfaceflinger/SurfaceFlinger.h
@@ -52,7 +52,6 @@
 #include "DisplayHardware/PowerAdvisor.h"
 #include "Effects/Daltonizer.h"
 #include "FrameTracker.h"
-#include "LayerStats.h"
 #include "LayerVector.h"
 #include "Scheduler/RefreshRateConfigs.h"
 #include "Scheduler/RefreshRateStats.h"
@@ -765,7 +764,6 @@
     void calculateWorkingSet();
     void doComposition(const sp<DisplayDevice>& display, bool repainEverything);
     void doDebugFlashRegions(const sp<DisplayDevice>& display, bool repaintEverything);
-    void logLayerStats();
     void doDisplayComposition(const sp<DisplayDevice>& display, const Region& dirtyRegion);
 
     void postFrame();
@@ -881,7 +879,6 @@
     LayersProto dumpProtoFromMainThread(uint32_t traceFlags = SurfaceTracing::TRACE_ALL)
             EXCLUDES(mStateLock);
     void withTracingLock(std::function<void()> operation) REQUIRES(mStateLock);
-    LayersProto dumpVisibleLayersProtoInfo(const sp<DisplayDevice>& display) const;
 
     bool isLayerTripleBufferingDisabled() const {
         return this->mLayerTripleBufferingDisabled;
@@ -998,7 +995,6 @@
     SurfaceTracing mTracing{*this};
     bool mTracingEnabled = false;
     bool mTracingEnabledChanged GUARDED_BY(mStateLock) = false;
-    LayerStats mLayerStats;
     const std::shared_ptr<TimeStats> mTimeStats;
     bool mUseHwcVirtualDisplays = false;
     std::atomic<uint32_t> mFrameMissedCount = 0;
@@ -1069,7 +1065,7 @@
     // Static screen stats
     bool mHasPoweredOff = false;
 
-    size_t mNumLayers = 0;
+    std::atomic<size_t> mNumLayers = 0;
 
     // Verify that transaction is being called by an approved process:
     // either AID_GRAPHICS or AID_SYSTEM.
diff --git a/services/surfaceflinger/layerproto/LayerProtoParser.cpp b/services/surfaceflinger/layerproto/LayerProtoParser.cpp
index d3381e5..ef488bd 100644
--- a/services/surfaceflinger/layerproto/LayerProtoParser.cpp
+++ b/services/surfaceflinger/layerproto/LayerProtoParser.cpp
@@ -37,16 +37,6 @@
     return lhs->id < rhs->id;
 }
 
-const LayerProtoParser::LayerGlobal LayerProtoParser::generateLayerGlobalInfo(
-        const LayersProto& layersProto) {
-    LayerGlobal layerGlobal;
-    layerGlobal.resolution = {layersProto.resolution().w(), layersProto.resolution().h()};
-    layerGlobal.colorMode = layersProto.color_mode();
-    layerGlobal.colorTransform = layersProto.color_transform();
-    layerGlobal.globalTransform = layersProto.global_transform();
-    return layerGlobal;
-}
-
 LayerProtoParser::LayerTree LayerProtoParser::generateLayerTree(const LayersProto& layersProto) {
     LayerTree layerTree;
     layerTree.allLayers = generateLayerList(layersProto);
@@ -114,10 +104,6 @@
     layer.bufferTransform = generateTransform(layerProto.buffer_transform());
     layer.queuedFrames = layerProto.queued_frames();
     layer.refreshPending = layerProto.refresh_pending();
-    layer.hwcFrame = generateRect(layerProto.hwc_frame());
-    layer.hwcCrop = generateFloatRect(layerProto.hwc_crop());
-    layer.hwcTransform = layerProto.hwc_transform();
-    layer.hwcCompositionType = layerProto.hwc_composition_type();
     layer.isProtected = layerProto.is_protected();
     layer.cornerRadius = layerProto.corner_radius();
     for (const auto& entry : layerProto.metadata()) {
diff --git a/services/surfaceflinger/layerproto/include/layerproto/LayerProtoParser.h b/services/surfaceflinger/layerproto/include/layerproto/LayerProtoParser.h
index d1b2b1f..54e02ca 100644
--- a/services/surfaceflinger/layerproto/include/layerproto/LayerProtoParser.h
+++ b/services/surfaceflinger/layerproto/include/layerproto/LayerProtoParser.h
@@ -108,10 +108,6 @@
         Transform bufferTransform;
         int32_t queuedFrames;
         bool refreshPending;
-        LayerProtoParser::Rect hwcFrame;
-        LayerProtoParser::FloatRect hwcCrop;
-        int32_t hwcTransform;
-        int32_t hwcCompositionType;
         bool isProtected;
         float cornerRadius;
         LayerMetadata metadata;
@@ -119,14 +115,6 @@
         std::string to_string() const;
     };
 
-    class LayerGlobal {
-    public:
-        int2 resolution;
-        std::string colorMode;
-        std::string colorTransform;
-        int32_t globalTransform;
-    };
-
     class LayerTree {
     public:
         // all layers in LayersProto and in the original order
@@ -136,7 +124,6 @@
         std::vector<Layer*> topLevelLayers;
     };
 
-    static const LayerGlobal generateLayerGlobalInfo(const LayersProto& layersProto);
     static LayerTree generateLayerTree(const LayersProto& layersProto);
     static std::string layerTreeToString(const LayerTree& layerTree);
 
diff --git a/services/surfaceflinger/layerproto/layers.proto b/services/surfaceflinger/layerproto/layers.proto
index b097505..c7fbff3 100644
--- a/services/surfaceflinger/layerproto/layers.proto
+++ b/services/surfaceflinger/layerproto/layers.proto
@@ -7,10 +7,6 @@
 // Contains a list of all layers.
 message LayersProto {
   repeated LayerProto layers = 1;
-  SizeProto resolution = 2;
-  string color_mode = 3;
-  string color_transform = 4;
-  int32 global_transform = 5;
 }
 
 // Information about each layer.
diff --git a/services/surfaceflinger/sysprop/api/SurfaceFlingerProperties-current.txt b/services/surfaceflinger/sysprop/api/SurfaceFlingerProperties-current.txt
new file mode 100644
index 0000000..b66e56e
--- /dev/null
+++ b/services/surfaceflinger/sysprop/api/SurfaceFlingerProperties-current.txt
@@ -0,0 +1,138 @@
+props {
+  module: "android.sysprop.SurfaceFlingerProperties"
+  prop {
+    api_name: "color_space_agnostic_dataspace"
+    type: Long
+    prop_name: "ro.surface_flinger.color_space_agnostic_dataspace"
+  }
+  prop {
+    api_name: "default_composition_dataspace"
+    type: Long
+    prop_name: "ro.surface_flinger.default_composition_dataspace"
+  }
+  prop {
+    api_name: "default_composition_pixel_format"
+    type: Integer
+    prop_name: "ro.surface_flinger.default_composition_pixel_format"
+  }
+  prop {
+    api_name: "display_primary_blue"
+    type: DoubleList
+    prop_name: "ro.surface_flinger.display_primary_blue"
+  }
+  prop {
+    api_name: "display_primary_green"
+    type: DoubleList
+    prop_name: "ro.surface_flinger.display_primary_green"
+  }
+  prop {
+    api_name: "display_primary_red"
+    type: DoubleList
+    prop_name: "ro.surface_flinger.display_primary_red"
+  }
+  prop {
+    api_name: "display_primary_white"
+    type: DoubleList
+    prop_name: "ro.surface_flinger.display_primary_white"
+  }
+  prop {
+    api_name: "enable_protected_contents"
+    prop_name: "ro.surface_flinger.protected_contents"
+  }
+  prop {
+    api_name: "force_hwc_copy_for_virtual_displays"
+    prop_name: "ro.surface_flinger.force_hwc_copy_for_virtual_displays"
+  }
+  prop {
+    api_name: "has_HDR_display"
+    prop_name: "ro.surface_flinger.has_HDR_display"
+  }
+  prop {
+    api_name: "has_wide_color_display"
+    prop_name: "ro.surface_flinger.has_wide_color_display"
+  }
+  prop {
+    api_name: "max_frame_buffer_acquired_buffers"
+    type: Long
+    prop_name: "ro.surface_flinger.max_frame_buffer_acquired_buffers"
+  }
+  prop {
+    api_name: "max_virtual_display_dimension"
+    type: Long
+    prop_name: "ro.surface_flinger.max_virtual_display_dimension"
+  }
+  prop {
+    api_name: "present_time_offset_from_vsync_ns"
+    type: Long
+    prop_name: "ro.surface_flinger.present_time_offset_from_vsync_ns"
+  }
+  prop {
+    api_name: "primary_display_orientation"
+    type: Enum
+    prop_name: "ro.surface_flinger.primary_display_orientation"
+    enum_values: "ORIENTATION_0|ORIENTATION_90|ORIENTATION_180|ORIENTATION_270"
+  }
+  prop {
+    api_name: "running_without_sync_framework"
+    prop_name: "ro.surface_flinger.running_without_sync_framework"
+  }
+  prop {
+    api_name: "set_display_power_timer_ms"
+    type: Integer
+    prop_name: "ro.surface_flinger.set_display_power_timer_ms"
+  }
+  prop {
+    api_name: "set_idle_timer_ms"
+    type: Integer
+    prop_name: "ro.surface_flinger.set_idle_timer_ms"
+  }
+  prop {
+    api_name: "set_touch_timer_ms"
+    type: Integer
+    prop_name: "ro.surface_flinger.set_touch_timer_ms"
+  }
+  prop {
+    api_name: "start_graphics_allocator_service"
+    prop_name: "ro.surface_flinger.start_graphics_allocator_service"
+  }
+  prop {
+    api_name: "support_kernel_idle_timer"
+    prop_name: "ro.surface_flinger.support_kernel_idle_timer"
+  }
+  prop {
+    api_name: "use_color_management"
+    prop_name: "ro.surface_flinger.use_color_management"
+  }
+  prop {
+    api_name: "use_context_priority"
+    prop_name: "ro.surface_flinger.use_context_priority"
+  }
+  prop {
+    api_name: "use_smart_90_for_video"
+    prop_name: "ro.surface_flinger.use_smart_90_for_video"
+  }
+  prop {
+    api_name: "use_vr_flinger"
+    prop_name: "ro.surface_flinger.use_vr_flinger"
+  }
+  prop {
+    api_name: "vsync_event_phase_offset_ns"
+    type: Long
+    prop_name: "ro.surface_flinger.vsync_event_phase_offset_ns"
+  }
+  prop {
+    api_name: "vsync_sf_event_phase_offset_ns"
+    type: Long
+    prop_name: "ro.surface_flinger.vsync_sf_event_phase_offset_ns"
+  }
+  prop {
+    api_name: "wcg_composition_dataspace"
+    type: Long
+    prop_name: "ro.surface_flinger.wcg_composition_dataspace"
+  }
+  prop {
+    api_name: "wcg_composition_pixel_format"
+    type: Integer
+    prop_name: "ro.surface_flinger.wcg_composition_pixel_format"
+  }
+}
diff --git a/services/surfaceflinger/sysprop/api/SurfaceFlingerProperties-latest.txt b/services/surfaceflinger/sysprop/api/SurfaceFlingerProperties-latest.txt
new file mode 100644
index 0000000..b66e56e
--- /dev/null
+++ b/services/surfaceflinger/sysprop/api/SurfaceFlingerProperties-latest.txt
@@ -0,0 +1,138 @@
+props {
+  module: "android.sysprop.SurfaceFlingerProperties"
+  prop {
+    api_name: "color_space_agnostic_dataspace"
+    type: Long
+    prop_name: "ro.surface_flinger.color_space_agnostic_dataspace"
+  }
+  prop {
+    api_name: "default_composition_dataspace"
+    type: Long
+    prop_name: "ro.surface_flinger.default_composition_dataspace"
+  }
+  prop {
+    api_name: "default_composition_pixel_format"
+    type: Integer
+    prop_name: "ro.surface_flinger.default_composition_pixel_format"
+  }
+  prop {
+    api_name: "display_primary_blue"
+    type: DoubleList
+    prop_name: "ro.surface_flinger.display_primary_blue"
+  }
+  prop {
+    api_name: "display_primary_green"
+    type: DoubleList
+    prop_name: "ro.surface_flinger.display_primary_green"
+  }
+  prop {
+    api_name: "display_primary_red"
+    type: DoubleList
+    prop_name: "ro.surface_flinger.display_primary_red"
+  }
+  prop {
+    api_name: "display_primary_white"
+    type: DoubleList
+    prop_name: "ro.surface_flinger.display_primary_white"
+  }
+  prop {
+    api_name: "enable_protected_contents"
+    prop_name: "ro.surface_flinger.protected_contents"
+  }
+  prop {
+    api_name: "force_hwc_copy_for_virtual_displays"
+    prop_name: "ro.surface_flinger.force_hwc_copy_for_virtual_displays"
+  }
+  prop {
+    api_name: "has_HDR_display"
+    prop_name: "ro.surface_flinger.has_HDR_display"
+  }
+  prop {
+    api_name: "has_wide_color_display"
+    prop_name: "ro.surface_flinger.has_wide_color_display"
+  }
+  prop {
+    api_name: "max_frame_buffer_acquired_buffers"
+    type: Long
+    prop_name: "ro.surface_flinger.max_frame_buffer_acquired_buffers"
+  }
+  prop {
+    api_name: "max_virtual_display_dimension"
+    type: Long
+    prop_name: "ro.surface_flinger.max_virtual_display_dimension"
+  }
+  prop {
+    api_name: "present_time_offset_from_vsync_ns"
+    type: Long
+    prop_name: "ro.surface_flinger.present_time_offset_from_vsync_ns"
+  }
+  prop {
+    api_name: "primary_display_orientation"
+    type: Enum
+    prop_name: "ro.surface_flinger.primary_display_orientation"
+    enum_values: "ORIENTATION_0|ORIENTATION_90|ORIENTATION_180|ORIENTATION_270"
+  }
+  prop {
+    api_name: "running_without_sync_framework"
+    prop_name: "ro.surface_flinger.running_without_sync_framework"
+  }
+  prop {
+    api_name: "set_display_power_timer_ms"
+    type: Integer
+    prop_name: "ro.surface_flinger.set_display_power_timer_ms"
+  }
+  prop {
+    api_name: "set_idle_timer_ms"
+    type: Integer
+    prop_name: "ro.surface_flinger.set_idle_timer_ms"
+  }
+  prop {
+    api_name: "set_touch_timer_ms"
+    type: Integer
+    prop_name: "ro.surface_flinger.set_touch_timer_ms"
+  }
+  prop {
+    api_name: "start_graphics_allocator_service"
+    prop_name: "ro.surface_flinger.start_graphics_allocator_service"
+  }
+  prop {
+    api_name: "support_kernel_idle_timer"
+    prop_name: "ro.surface_flinger.support_kernel_idle_timer"
+  }
+  prop {
+    api_name: "use_color_management"
+    prop_name: "ro.surface_flinger.use_color_management"
+  }
+  prop {
+    api_name: "use_context_priority"
+    prop_name: "ro.surface_flinger.use_context_priority"
+  }
+  prop {
+    api_name: "use_smart_90_for_video"
+    prop_name: "ro.surface_flinger.use_smart_90_for_video"
+  }
+  prop {
+    api_name: "use_vr_flinger"
+    prop_name: "ro.surface_flinger.use_vr_flinger"
+  }
+  prop {
+    api_name: "vsync_event_phase_offset_ns"
+    type: Long
+    prop_name: "ro.surface_flinger.vsync_event_phase_offset_ns"
+  }
+  prop {
+    api_name: "vsync_sf_event_phase_offset_ns"
+    type: Long
+    prop_name: "ro.surface_flinger.vsync_sf_event_phase_offset_ns"
+  }
+  prop {
+    api_name: "wcg_composition_dataspace"
+    type: Long
+    prop_name: "ro.surface_flinger.wcg_composition_dataspace"
+  }
+  prop {
+    api_name: "wcg_composition_pixel_format"
+    type: Integer
+    prop_name: "ro.surface_flinger.wcg_composition_pixel_format"
+  }
+}
diff --git a/services/surfaceflinger/sysprop/api/current.txt b/services/surfaceflinger/sysprop/api/current.txt
deleted file mode 100644
index d802177..0000000
--- a/services/surfaceflinger/sysprop/api/current.txt
+++ /dev/null
@@ -1 +0,0 @@
-// Signature format: 2.0
diff --git a/services/surfaceflinger/sysprop/api/removed.txt b/services/surfaceflinger/sysprop/api/removed.txt
deleted file mode 100644
index d802177..0000000
--- a/services/surfaceflinger/sysprop/api/removed.txt
+++ /dev/null
@@ -1 +0,0 @@
-// Signature format: 2.0
diff --git a/services/surfaceflinger/sysprop/api/system-current.txt b/services/surfaceflinger/sysprop/api/system-current.txt
deleted file mode 100644
index 79854b3..0000000
--- a/services/surfaceflinger/sysprop/api/system-current.txt
+++ /dev/null
@@ -1,45 +0,0 @@
-// Signature format: 2.0
-package android.sysprop {
-
-  public final class SurfaceFlingerProperties {
-    method public static java.util.Optional<java.lang.Long> color_space_agnostic_dataspace();
-    method public static java.util.Optional<java.lang.Long> default_composition_dataspace();
-    method public static java.util.Optional<java.lang.Integer> default_composition_pixel_format();
-    method public static java.util.List<java.lang.Double> display_primary_blue();
-    method public static java.util.List<java.lang.Double> display_primary_green();
-    method public static java.util.List<java.lang.Double> display_primary_red();
-    method public static java.util.List<java.lang.Double> display_primary_white();
-    method public static java.util.Optional<java.lang.Boolean> enable_protected_contents();
-    method public static java.util.Optional<java.lang.Boolean> force_hwc_copy_for_virtual_displays();
-    method public static java.util.Optional<java.lang.Boolean> has_HDR_display();
-    method public static java.util.Optional<java.lang.Boolean> has_wide_color_display();
-    method public static java.util.Optional<java.lang.Long> max_frame_buffer_acquired_buffers();
-    method public static java.util.Optional<java.lang.Long> max_virtual_display_dimension();
-    method public static java.util.Optional<java.lang.Long> present_time_offset_from_vsync_ns();
-    method public static java.util.Optional<android.sysprop.SurfaceFlingerProperties.primary_display_orientation_values> primary_display_orientation();
-    method public static java.util.Optional<java.lang.Boolean> running_without_sync_framework();
-    method public static java.util.Optional<java.lang.Integer> set_display_power_timer_ms();
-    method public static java.util.Optional<java.lang.Integer> set_idle_timer_ms();
-    method public static java.util.Optional<java.lang.Integer> set_touch_timer_ms();
-    method public static java.util.Optional<java.lang.Boolean> start_graphics_allocator_service();
-    method public static java.util.Optional<java.lang.Boolean> support_kernel_idle_timer();
-    method public static java.util.Optional<java.lang.Boolean> use_color_management();
-    method public static java.util.Optional<java.lang.Boolean> use_context_priority();
-    method public static java.util.Optional<java.lang.Boolean> use_smart_90_for_video();
-    method public static java.util.Optional<java.lang.Boolean> use_vr_flinger();
-    method public static java.util.Optional<java.lang.Long> vsync_event_phase_offset_ns();
-    method public static java.util.Optional<java.lang.Long> vsync_sf_event_phase_offset_ns();
-    method public static java.util.Optional<java.lang.Long> wcg_composition_dataspace();
-    method public static java.util.Optional<java.lang.Integer> wcg_composition_pixel_format();
-  }
-
-  public enum SurfaceFlingerProperties.primary_display_orientation_values {
-    method public String getPropValue();
-    enum_constant public static final android.sysprop.SurfaceFlingerProperties.primary_display_orientation_values ORIENTATION_0;
-    enum_constant public static final android.sysprop.SurfaceFlingerProperties.primary_display_orientation_values ORIENTATION_180;
-    enum_constant public static final android.sysprop.SurfaceFlingerProperties.primary_display_orientation_values ORIENTATION_270;
-    enum_constant public static final android.sysprop.SurfaceFlingerProperties.primary_display_orientation_values ORIENTATION_90;
-  }
-
-}
-
diff --git a/services/surfaceflinger/sysprop/api/system-removed.txt b/services/surfaceflinger/sysprop/api/system-removed.txt
deleted file mode 100644
index d802177..0000000
--- a/services/surfaceflinger/sysprop/api/system-removed.txt
+++ /dev/null
@@ -1 +0,0 @@
-// Signature format: 2.0
diff --git a/services/surfaceflinger/sysprop/api/test-current.txt b/services/surfaceflinger/sysprop/api/test-current.txt
deleted file mode 100644
index d802177..0000000
--- a/services/surfaceflinger/sysprop/api/test-current.txt
+++ /dev/null
@@ -1 +0,0 @@
-// Signature format: 2.0
diff --git a/services/surfaceflinger/sysprop/api/test-removed.txt b/services/surfaceflinger/sysprop/api/test-removed.txt
deleted file mode 100644
index d802177..0000000
--- a/services/surfaceflinger/sysprop/api/test-removed.txt
+++ /dev/null
@@ -1 +0,0 @@
-// Signature format: 2.0
diff --git a/services/surfaceflinger/tests/unittests/CompositionTest.cpp b/services/surfaceflinger/tests/unittests/CompositionTest.cpp
index 47243a9..82dd3c7 100644
--- a/services/surfaceflinger/tests/unittests/CompositionTest.cpp
+++ b/services/surfaceflinger/tests/unittests/CompositionTest.cpp
@@ -34,7 +34,6 @@
 #include "ColorLayer.h"
 #include "Layer.h"
 
-#include "TestableScheduler.h"
 #include "TestableSurfaceFlinger.h"
 #include "mock/DisplayHardware/MockComposer.h"
 #include "mock/MockDispSync.h"
@@ -95,10 +94,6 @@
         mFlinger.mutableEventQueue().reset(mMessageQueue);
         setupScheduler();
 
-        EXPECT_CALL(*mPrimaryDispSync, computeNextRefresh(0)).WillRepeatedly(Return(0));
-        EXPECT_CALL(*mPrimaryDispSync, getPeriod())
-                .WillRepeatedly(Return(FakeHwcDisplayInjector::DEFAULT_REFRESH_RATE));
-        EXPECT_CALL(*mPrimaryDispSync, expectedPresentTime()).WillRepeatedly(Return(0));
         EXPECT_CALL(*mNativeWindow, query(NATIVE_WINDOW_WIDTH, _))
                 .WillRepeatedly(DoAll(SetArgPointee<1>(DEFAULT_DISPLAY_WIDTH), Return(0)));
         EXPECT_CALL(*mNativeWindow, query(NATIVE_WINDOW_HEIGHT, _))
@@ -125,15 +120,22 @@
     }
 
     void setupScheduler() {
-        mScheduler = new TestableScheduler(mFlinger.mutableRefreshRateConfigs());
-        mScheduler->mutableEventControlThread().reset(mEventControlThread);
-        mScheduler->mutablePrimaryDispSync().reset(mPrimaryDispSync);
-        EXPECT_CALL(*mEventThread.get(), registerDisplayEventConnection(_));
-        sp<Scheduler::ConnectionHandle> connectionHandle =
-                mScheduler->addConnection(std::move(mEventThread));
-        mFlinger.mutableSfConnectionHandle() = std::move(connectionHandle);
+        auto eventThread = std::make_unique<mock::EventThread>();
+        auto sfEventThread = std::make_unique<mock::EventThread>();
 
-        mFlinger.mutableScheduler().reset(mScheduler);
+        EXPECT_CALL(*eventThread, registerDisplayEventConnection(_));
+        EXPECT_CALL(*sfEventThread, registerDisplayEventConnection(_));
+
+        auto primaryDispSync = std::make_unique<mock::DispSync>();
+
+        EXPECT_CALL(*primaryDispSync, computeNextRefresh(0)).WillRepeatedly(Return(0));
+        EXPECT_CALL(*primaryDispSync, getPeriod())
+                .WillRepeatedly(Return(FakeHwcDisplayInjector::DEFAULT_REFRESH_RATE));
+        EXPECT_CALL(*primaryDispSync, expectedPresentTime()).WillRepeatedly(Return(0));
+
+        mFlinger.setupScheduler(std::move(primaryDispSync),
+                                std::make_unique<mock::EventControlThread>(),
+                                std::move(eventThread), std::move(sfEventThread));
     }
 
     void setupForceGeometryDirty() {
@@ -157,7 +159,6 @@
 
     std::unordered_set<HWC2::Capability> mDefaultCapabilities = {HWC2::Capability::SidebandStream};
 
-    TestableScheduler* mScheduler;
     TestableSurfaceFlinger mFlinger;
     sp<DisplayDevice> mDisplay;
     sp<DisplayDevice> mExternalDisplay;
@@ -168,13 +169,9 @@
     sp<GraphicBuffer> mBuffer = new GraphicBuffer();
     ANativeWindowBuffer* mNativeWindowBuffer = mBuffer->getNativeBuffer();
 
-    std::unique_ptr<mock::EventThread> mEventThread = std::make_unique<mock::EventThread>();
-    mock::EventControlThread* mEventControlThread = new mock::EventControlThread();
-
     Hwc2::mock::Composer* mComposer = nullptr;
     renderengine::mock::RenderEngine* mRenderEngine = new renderengine::mock::RenderEngine();
     mock::MessageQueue* mMessageQueue = new mock::MessageQueue();
-    mock::DispSync* mPrimaryDispSync = new mock::DispSync();
 
     sp<Fence> mClientTargetAcquireFence = Fence::NO_FENCE;
 
diff --git a/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp b/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp
index 5f58e7d..8f6f3ec 100644
--- a/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp
+++ b/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp
@@ -95,11 +95,10 @@
     DisplayTransactionTest();
     ~DisplayTransactionTest() override;
 
-    void setupScheduler();
-
     // --------------------------------------------------------------------
     // Mock/Fake injection
 
+    void injectMockScheduler();
     void injectMockComposer(int virtualDisplayCount);
     void injectFakeBufferQueueFactory();
     void injectFakeNativeWindowSurfaceFactory();
@@ -119,11 +118,7 @@
     // --------------------------------------------------------------------
     // Test instances
 
-    TestableScheduler* mScheduler;
     TestableSurfaceFlinger mFlinger;
-    mock::EventThread* mEventThread = new mock::EventThread();
-    mock::EventThread* mSFEventThread = new mock::EventThread();
-    mock::EventControlThread* mEventControlThread = new mock::EventControlThread();
     sp<mock::NativeWindow> mNativeWindow = new mock::NativeWindow();
     sp<GraphicBuffer> mBuffer = new GraphicBuffer();
 
@@ -134,7 +129,11 @@
     Hwc2::mock::Composer* mComposer = nullptr;
     mock::MessageQueue* mMessageQueue = new mock::MessageQueue();
     mock::SurfaceInterceptor* mSurfaceInterceptor = new mock::SurfaceInterceptor();
-    mock::DispSync* mPrimaryDispSync = new mock::DispSync();
+
+    mock::DispSync* mPrimaryDispSync = new mock::DispSync;
+    mock::EventControlThread* mEventControlThread = new mock::EventControlThread;
+    mock::EventThread* mEventThread = new mock::EventThread;
+    mock::EventThread* mSFEventThread = new mock::EventThread;
 
     // These mocks are created only when expected to be created via a factory.
     sp<mock::GraphicBufferConsumer> mConsumer;
@@ -164,7 +163,7 @@
         return nullptr;
     });
 
-    setupScheduler();
+    injectMockScheduler();
     mFlinger.mutableEventQueue().reset(mMessageQueue);
     mFlinger.setupRenderEngine(std::unique_ptr<renderengine::RenderEngine>(mRenderEngine));
     mFlinger.mutableInterceptor().reset(mSurfaceInterceptor);
@@ -178,20 +177,14 @@
     ALOGD("**** Tearing down after %s.%s\n", test_info->test_case_name(), test_info->name());
 }
 
-void DisplayTransactionTest::setupScheduler() {
-    mScheduler = new TestableScheduler(mFlinger.mutableRefreshRateConfigs());
-    mScheduler->mutableEventControlThread().reset(mEventControlThread);
-    mScheduler->mutablePrimaryDispSync().reset(mPrimaryDispSync);
+void DisplayTransactionTest::injectMockScheduler() {
     EXPECT_CALL(*mEventThread, registerDisplayEventConnection(_));
     EXPECT_CALL(*mSFEventThread, registerDisplayEventConnection(_));
 
-    sp<Scheduler::ConnectionHandle> sfConnectionHandle =
-            mScheduler->addConnection(std::unique_ptr<EventThread>(mSFEventThread));
-    mFlinger.mutableSfConnectionHandle() = std::move(sfConnectionHandle);
-    sp<Scheduler::ConnectionHandle> appConnectionHandle =
-            mScheduler->addConnection(std::unique_ptr<EventThread>(mEventThread));
-    mFlinger.mutableAppConnectionHandle() = std::move(appConnectionHandle);
-    mFlinger.mutableScheduler().reset(mScheduler);
+    mFlinger.setupScheduler(std::unique_ptr<DispSync>(mPrimaryDispSync),
+                            std::unique_ptr<EventControlThread>(mEventControlThread),
+                            std::unique_ptr<EventThread>(mEventThread),
+                            std::unique_ptr<EventThread>(mSFEventThread));
 }
 
 void DisplayTransactionTest::injectMockComposer(int virtualDisplayCount) {
@@ -1131,8 +1124,8 @@
     // Preconditions
 
     // vsync is enabled and available
-    mScheduler->mutablePrimaryHWVsyncEnabled() = true;
-    mScheduler->mutableHWVsyncAvailable() = true;
+    mFlinger.scheduler()->mutablePrimaryHWVsyncEnabled() = true;
+    mFlinger.scheduler()->mutableHWVsyncAvailable() = true;
 
     // A display exists
     auto existing = Case::Display::makeFakeExistingDisplayInjector(this);
@@ -1156,8 +1149,8 @@
     // Postconditions
 
     // vsyncs should be off and not available.
-    EXPECT_FALSE(mScheduler->mutablePrimaryHWVsyncEnabled());
-    EXPECT_FALSE(mScheduler->mutableHWVsyncAvailable());
+    EXPECT_FALSE(mFlinger.scheduler()->mutablePrimaryHWVsyncEnabled());
+    EXPECT_FALSE(mFlinger.scheduler()->mutableHWVsyncAvailable());
 
     // The display should have been removed from the display map.
     EXPECT_FALSE(hasDisplayDevice(existing.token()));
@@ -3008,7 +3001,7 @@
     }
 
     static void setInitialPrimaryHWVsyncEnabled(DisplayTransactionTest* test, bool enabled) {
-        test->mScheduler->mutablePrimaryHWVsyncEnabled() = enabled;
+        test->mFlinger.scheduler()->mutablePrimaryHWVsyncEnabled() = enabled;
     }
 
     static void setupRepaintEverythingCallExpectations(DisplayTransactionTest* test) {
diff --git a/services/surfaceflinger/tests/unittests/TestableScheduler.h b/services/surfaceflinger/tests/unittests/TestableScheduler.h
index cb6980e..5157cc4 100644
--- a/services/surfaceflinger/tests/unittests/TestableScheduler.h
+++ b/services/surfaceflinger/tests/unittests/TestableScheduler.h
@@ -20,15 +20,16 @@
 #include <gui/ISurfaceComposer.h>
 
 #include "Scheduler/EventThread.h"
-#include "Scheduler/RefreshRateConfigs.h"
 #include "Scheduler/Scheduler.h"
 
 namespace android {
 
 class TestableScheduler : public Scheduler {
 public:
-    TestableScheduler(const scheduler::RefreshRateConfigs& refreshRateConfig)
-          : Scheduler([](bool) {}, refreshRateConfig) {}
+    TestableScheduler(std::unique_ptr<DispSync> primaryDispSync,
+                      std::unique_ptr<EventControlThread> eventControlThread,
+                      const scheduler::RefreshRateConfigs& configs)
+          : Scheduler(std::move(primaryDispSync), std::move(eventControlThread), configs) {}
 
     // Creates EventThreadConnection with the given eventThread. Creates Scheduler::Connection
     // and adds it to the list of connectins. Returns the ConnectionHandle for the
@@ -62,7 +63,7 @@
         mutableEventControlThread().reset();
         mutablePrimaryDispSync().reset();
         mConnections.clear();
-    };
+    }
 };
 
 } // namespace android
diff --git a/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h b/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
index 64d34ee..97fafcb 100644
--- a/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
+++ b/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
@@ -36,7 +36,7 @@
 #include "SurfaceFlinger.h"
 #include "SurfaceFlingerFactory.h"
 #include "SurfaceInterceptor.h"
-
+#include "TestableScheduler.h"
 #include "TimeStats/TimeStats.h"
 
 namespace android {
@@ -176,6 +176,8 @@
 
 class TestableSurfaceFlinger {
 public:
+    TestableScheduler* scheduler() { return mScheduler; }
+
     // Extend this as needed for accessing SurfaceFlinger private (and public)
     // functions.
 
@@ -188,6 +190,23 @@
                 std::make_unique<impl::HWComposer>(std::move(composer)));
     }
 
+    void setupScheduler(std::unique_ptr<DispSync> primaryDispSync,
+                        std::unique_ptr<EventControlThread> eventControlThread,
+                        std::unique_ptr<EventThread> appEventThread,
+                        std::unique_ptr<EventThread> sfEventThread) {
+        mScheduler =
+                new TestableScheduler(std::move(primaryDispSync), std::move(eventControlThread),
+                                      mFlinger->mRefreshRateConfigs);
+
+        mFlinger->mAppConnectionHandle = mScheduler->addConnection(std::move(appEventThread));
+        mFlinger->mSfConnectionHandle = mScheduler->addConnection(std::move(sfEventThread));
+
+        mFlinger->mScheduler.reset(mScheduler);
+        mFlinger->mVSyncModulator.emplace(*mScheduler, mFlinger->mAppConnectionHandle,
+                                          mFlinger->mSfConnectionHandle,
+                                          mFlinger->mPhaseOffsets->getCurrentOffsets());
+    }
+
     using CreateBufferQueueFunction = surfaceflinger::test::Factory::CreateBufferQueueFunction;
     void setCreateBufferQueueFunction(CreateBufferQueueFunction f) {
         mFactory.mCreateBufferQueue = f;
@@ -338,10 +357,6 @@
     auto& mutableHwcPhysicalDisplayIdMap() { return getHwComposer().mPhysicalDisplayIdMap; }
     auto& mutableInternalHwcDisplayId() { return getHwComposer().mInternalHwcDisplayId; }
     auto& mutableExternalHwcDisplayId() { return getHwComposer().mExternalHwcDisplayId; }
-    auto& mutableScheduler() { return mFlinger->mScheduler; }
-    auto& mutableAppConnectionHandle() { return mFlinger->mAppConnectionHandle; }
-    auto& mutableSfConnectionHandle() { return mFlinger->mSfConnectionHandle; }
-    auto& mutableRefreshRateConfigs() { return mFlinger->mRefreshRateConfigs; }
 
     ~TestableSurfaceFlinger() {
         // All these pointer and container clears help ensure that GMock does
@@ -353,7 +368,6 @@
         mutableDrawingState().displays.clear();
         mutableEventQueue().reset();
         mutableInterceptor().reset();
-        mutableScheduler().reset();
         mFlinger->mCompositionEngine->setHwComposer(std::unique_ptr<HWComposer>());
         mFlinger->mCompositionEngine->setRenderEngine(
                 std::unique_ptr<renderengine::RenderEngine>());
@@ -573,6 +587,7 @@
 
     surfaceflinger::test::Factory mFactory;
     sp<SurfaceFlinger> mFlinger = new SurfaceFlinger(mFactory, SurfaceFlinger::SkipInitialization);
+    TestableScheduler* mScheduler = nullptr;
 
     // We need to keep a reference to these so they are properly destroyed.
     std::vector<std::unique_ptr<HWC2Display>> mFakeHwcDisplays;
diff --git a/vulkan/libvulkan/api.cpp b/vulkan/libvulkan/api.cpp
index 368130d..4608be2 100644
--- a/vulkan/libvulkan/api.cpp
+++ b/vulkan/libvulkan/api.cpp
@@ -1172,11 +1172,16 @@
 
     std::call_once(once_flag, []() {
         if (driver::OpenHAL()) {
-            DiscoverLayers();
             initialized = true;
         }
     });
 
+    {
+        static std::mutex layer_lock;
+        std::lock_guard<std::mutex> lock(layer_lock);
+        DiscoverLayers();
+    }
+
     return initialized;
 }