diff --git a/services/surfaceflinger/DisplayHardware/ComposerHal.cpp b/services/surfaceflinger/DisplayHardware/ComposerHal.cpp
index 03b714f..bb720f7 100644
--- a/services/surfaceflinger/DisplayHardware/ComposerHal.cpp
+++ b/services/surfaceflinger/DisplayHardware/ComposerHal.cpp
@@ -19,15 +19,23 @@
 
 #include <inttypes.h>
 #include <log/log.h>
-#include <gui/BufferQueue.h>
 
 #include "ComposerHal.h"
 
+#include <android/hardware/graphics/composer/2.2/IComposer.h>
+#include <composer-command-buffer/2.2/ComposerCommandBuffer.h>
+#include <gui/BufferQueue.h>
+#include <hidl/HidlTransportUtils.h>
+
 namespace android {
 
 using hardware::Return;
 using hardware::hidl_vec;
 using hardware::hidl_handle;
+using namespace hardware::graphics::composer;
+using PerFrameMetadata = hardware::graphics::composer::V2_2::IComposerClient::PerFrameMetadata;
+using PerFrameMetadataKey =
+        hardware::graphics::composer::V2_2::IComposerClient::PerFrameMetadataKey;
 
 namespace Hwc2 {
 
@@ -117,10 +125,9 @@
 void Composer::CommandWriter::setLayerInfo(uint32_t type, uint32_t appId)
 {
     constexpr uint16_t kSetLayerInfoLength = 2;
-    beginCommand(
-        static_cast<IComposerClient::Command>(
-            IVrComposerClient::VrCommand::SET_LAYER_INFO),
-        kSetLayerInfoLength);
+    beginCommand(static_cast<hardware::graphics::composer::V2_1::IComposerClient::Command>(
+                         IVrComposerClient::VrCommand::SET_LAYER_INFO),
+                 kSetLayerInfoLength);
     write(type);
     write(appId);
     endCommand();
@@ -130,10 +137,9 @@
         const IVrComposerClient::BufferMetadata& metadata)
 {
     constexpr uint16_t kSetClientTargetMetadataLength = 7;
-    beginCommand(
-        static_cast<IComposerClient::Command>(
-            IVrComposerClient::VrCommand::SET_CLIENT_TARGET_METADATA),
-        kSetClientTargetMetadataLength);
+    beginCommand(static_cast<hardware::graphics::composer::V2_1::IComposerClient::Command>(
+                         IVrComposerClient::VrCommand::SET_CLIENT_TARGET_METADATA),
+                 kSetClientTargetMetadataLength);
     writeBufferMetadata(metadata);
     endCommand();
 }
@@ -142,10 +148,9 @@
         const IVrComposerClient::BufferMetadata& metadata)
 {
     constexpr uint16_t kSetLayerBufferMetadataLength = 7;
-    beginCommand(
-        static_cast<IComposerClient::Command>(
-            IVrComposerClient::VrCommand::SET_LAYER_BUFFER_METADATA),
-        kSetLayerBufferMetadataLength);
+    beginCommand(static_cast<hardware::graphics::composer::V2_1::IComposerClient::Command>(
+                         IVrComposerClient::VrCommand::SET_LAYER_BUFFER_METADATA),
+                 kSetLayerBufferMetadataLength);
     writeBufferMetadata(metadata);
     endCommand();
 }
@@ -182,6 +187,13 @@
         LOG_ALWAYS_FATAL("failed to create composer client");
     }
 
+    // 2.2 support is optional
+    sp<V2_2::IComposer> composer_2_2 = V2_2::IComposer::castFrom(mComposer);
+    if (composer_2_2 != nullptr) {
+        mClient_2_2 = IComposerClient::castFrom(mClient);
+        LOG_ALWAYS_FATAL_IF(mClient_2_2 == nullptr, "IComposer 2.2 did not return IComposerClient 2.2");
+    }
+
     if (mIsUsingVrComposer) {
         sp<IVrComposerClient> vrClient = IVrComposerClient::castFrom(mClient);
         if (vrClient == nullptr) {
@@ -451,6 +463,25 @@
     return error;
 }
 
+Error Composer::getPerFrameMetadataKeys(
+        Display display, std::vector<IComposerClient::PerFrameMetadataKey>* outKeys) {
+    if (!mClient_2_2) {
+        return Error::UNSUPPORTED;
+    }
+
+    Error error = kDefaultError;
+    mClient_2_2->getPerFrameMetadataKeys(display, [&](const auto& tmpError, const auto& tmpKeys) {
+        error = tmpError;
+        if (error != Error::NONE) {
+            return;
+        }
+
+        *outKeys = tmpKeys;
+    });
+
+    return error;
+}
+
 Error Composer::getReleaseFences(Display display,
         std::vector<Layer>* outLayers, std::vector<int>* outReleaseFences)
 {
@@ -530,7 +561,15 @@
 
 Error Composer::setPowerMode(Display display, IComposerClient::PowerMode mode)
 {
-    auto ret = mClient->setPowerMode(display, mode);
+    hardware::Return<Error> ret(Error::UNSUPPORTED);
+    if (mClient_2_2) {
+        ret = mClient_2_2->setPowerMode_2_2(display, mode);
+    } else if (mode != IComposerClient::PowerMode::ON_SUSPEND) {
+        ret = mClient->setPowerMode(display,
+                                    static_cast<hardware::graphics::composer::V2_1::
+                                                        IComposerClient::PowerMode>(mode));
+    }
+
     return unwrapRet(ret);
 }
 
@@ -666,6 +705,44 @@
     return Error::NONE;
 }
 
+Error Composer::setLayerHdrMetadata(Display display, Layer layer, const HdrMetadata& metadata) {
+
+    mWriter.selectDisplay(display);
+    mWriter.selectLayer(layer);
+
+    std::vector<PerFrameMetadata> composerMetadata;
+    if (metadata.validTypes & HdrMetadata::SMPTE2086) {
+        composerMetadata
+                .insert(composerMetadata.end(),
+                        {{PerFrameMetadataKey::DISPLAY_RED_PRIMARY_X,
+                          metadata.smpte2086.displayPrimaryRed.x},
+                         {PerFrameMetadataKey::DISPLAY_RED_PRIMARY_Y,
+                          metadata.smpte2086.displayPrimaryRed.y},
+                         {PerFrameMetadataKey::DISPLAY_GREEN_PRIMARY_X,
+                          metadata.smpte2086.displayPrimaryGreen.x},
+                         {PerFrameMetadataKey::DISPLAY_GREEN_PRIMARY_Y,
+                          metadata.smpte2086.displayPrimaryGreen.y},
+                         {PerFrameMetadataKey::DISPLAY_BLUE_PRIMARY_X,
+                          metadata.smpte2086.displayPrimaryBlue.x},
+                         {PerFrameMetadataKey::DISPLAY_BLUE_PRIMARY_Y,
+                          metadata.smpte2086.displayPrimaryBlue.y},
+                         {PerFrameMetadataKey::WHITE_POINT_X, metadata.smpte2086.whitePoint.x},
+                         {PerFrameMetadataKey::WHITE_POINT_Y, metadata.smpte2086.whitePoint.y},
+                         {PerFrameMetadataKey::MAX_LUMINANCE, metadata.smpte2086.maxLuminance},
+                         {PerFrameMetadataKey::MIN_LUMINANCE, metadata.smpte2086.minLuminance}});
+    }
+    if (metadata.validTypes & HdrMetadata::CTA861_3) {
+        composerMetadata.insert(composerMetadata.end(),
+                                {{PerFrameMetadataKey::MAX_CONTENT_LIGHT_LEVEL,
+                                  metadata.cta8613.maxContentLightLevel},
+                                 {PerFrameMetadataKey::MAX_FRAME_AVERAGE_LIGHT_LEVEL,
+                                  metadata.cta8613.maxFrameAverageLightLevel}});
+    }
+
+    mWriter.setPerFrameMetadata(composerMetadata);
+    return Error::NONE;
+}
+
 Error Composer::setLayerDisplayFrame(Display display, Layer layer,
         const IComposerClient::Rect& frame)
 {
@@ -810,7 +887,8 @@
             mReader.takeErrors();
 
         for (const auto& cmdErr : commandErrors) {
-            auto command = mWriter.getCommand(cmdErr.location);
+            auto command =
+                    static_cast<IComposerClient::Command>(mWriter.getCommand(cmdErr.location));
 
             if (command == IComposerClient::Command::VALIDATE_DISPLAY ||
                 command == IComposerClient::Command::PRESENT_DISPLAY ||
@@ -841,7 +919,10 @@
     uint16_t length = 0;
 
     while (!isEmpty()) {
-        if (!beginCommand(&command, &length)) {
+        auto command_2_1 =
+                reinterpret_cast<hardware::graphics::composer::V2_1::IComposerClient::Command*>(
+                        &command);
+        if (!beginCommand(command_2_1, &length)) {
             break;
         }
 
diff --git a/services/surfaceflinger/DisplayHardware/ComposerHal.h b/services/surfaceflinger/DisplayHardware/ComposerHal.h
index 77675fb..c0373aa 100644
--- a/services/surfaceflinger/DisplayHardware/ComposerHal.h
+++ b/services/surfaceflinger/DisplayHardware/ComposerHal.h
@@ -24,8 +24,10 @@
 #include <vector>
 
 #include <android/frameworks/vr/composer/1.0/IVrComposerClient.h>
-#include <android/hardware/graphics/composer/2.1/IComposer.h>
-#include <composer-command-buffer/2.1/ComposerCommandBuffer.h>
+#include <android/hardware/graphics/composer/2.2/IComposer.h>
+#include <android/hardware/graphics/composer/2.2/IComposerClient.h>
+#include <composer-command-buffer/2.2/ComposerCommandBuffer.h>
+#include <gui/HdrMetadata.h>
 #include <ui/GraphicBuffer.h>
 #include <utils/StrongPointer.h>
 
@@ -42,16 +44,16 @@
 using android::hardware::graphics::common::V1_0::PixelFormat;
 using android::hardware::graphics::common::V1_0::Transform;
 
+using android::hardware::graphics::composer::V2_1::Config;
+using android::hardware::graphics::composer::V2_1::Display;
+using android::hardware::graphics::composer::V2_1::Error;
 using android::hardware::graphics::composer::V2_1::IComposer;
 using android::hardware::graphics::composer::V2_1::IComposerCallback;
-using android::hardware::graphics::composer::V2_1::IComposerClient;
-using android::hardware::graphics::composer::V2_1::Error;
-using android::hardware::graphics::composer::V2_1::Display;
 using android::hardware::graphics::composer::V2_1::Layer;
-using android::hardware::graphics::composer::V2_1::Config;
+using android::hardware::graphics::composer::V2_2::IComposerClient;
 
-using android::hardware::graphics::composer::V2_1::CommandWriterBase;
-using android::hardware::graphics::composer::V2_1::CommandReaderBase;
+using android::hardware::graphics::composer::V2_2::CommandReaderBase;
+using android::hardware::graphics::composer::V2_2::CommandWriterBase;
 
 using android::hardware::kSynchronizedReadWrite;
 using android::hardware::MessageQueue;
@@ -111,6 +113,9 @@
                                      float* outMaxLuminance, float* outMaxAverageLuminance,
                                      float* outMinLuminance) = 0;
 
+    virtual Error getPerFrameMetadataKeys(
+            Display display, std::vector<IComposerClient::PerFrameMetadataKey>* outKeys) = 0;
+
     virtual Error getReleaseFences(Display display, std::vector<Layer>* outLayers,
                                    std::vector<int>* outReleaseFences) = 0;
 
@@ -155,6 +160,8 @@
     virtual Error setLayerCompositionType(Display display, Layer layer,
                                           IComposerClient::Composition type) = 0;
     virtual Error setLayerDataspace(Display display, Layer layer, Dataspace dataspace) = 0;
+    virtual Error setLayerHdrMetadata(Display display, Layer layer,
+                                      const HdrMetadata& metadata) = 0;
     virtual Error setLayerDisplayFrame(Display display, Layer layer,
                                        const IComposerClient::Rect& frame) = 0;
     virtual Error setLayerPlaneAlpha(Display display, Layer layer, float alpha) = 0;
@@ -298,6 +305,9 @@
     Error getHdrCapabilities(Display display, std::vector<Hdr>* outTypes, float* outMaxLuminance,
                              float* outMaxAverageLuminance, float* outMinLuminance) override;
 
+    Error getPerFrameMetadataKeys(
+            Display display, std::vector<IComposerClient::PerFrameMetadataKey>* outKeys) override;
+
     Error getReleaseFences(Display display, std::vector<Layer>* outLayers,
                            std::vector<int>* outReleaseFences) override;
 
@@ -339,6 +349,7 @@
     Error setLayerCompositionType(Display display, Layer layer,
                                   IComposerClient::Composition type) override;
     Error setLayerDataspace(Display display, Layer layer, Dataspace dataspace) override;
+    Error setLayerHdrMetadata(Display display, Layer layer, const HdrMetadata& metadata) override;
     Error setLayerDisplayFrame(Display display, Layer layer,
                                const IComposerClient::Rect& frame) override;
     Error setLayerPlaneAlpha(Display display, Layer layer, float alpha) override;
@@ -375,7 +386,8 @@
     Error execute();
 
     sp<IComposer> mComposer;
-    sp<IComposerClient> mClient;
+    sp<hardware::graphics::composer::V2_1::IComposerClient> mClient;
+    sp<IComposerClient> mClient_2_2;
 
     // 64KiB minus a small space for metadata such as read/write pointers
     static constexpr size_t kWriterInitialSize =
diff --git a/services/surfaceflinger/DisplayHardware/HWC2.cpp b/services/surfaceflinger/DisplayHardware/HWC2.cpp
index 814b55e..f14c2fe 100644
--- a/services/surfaceflinger/DisplayHardware/HWC2.cpp
+++ b/services/surfaceflinger/DisplayHardware/HWC2.cpp
@@ -37,6 +37,7 @@
 using android::FloatRect;
 using android::GraphicBuffer;
 using android::HdrCapabilities;
+using android::HdrMetadata;
 using android::Rect;
 using android::Region;
 using android::sp;
@@ -687,8 +688,7 @@
 
 // Layer methods
 
-Layer::Layer(android::Hwc2::Composer& composer,
-             const std::unordered_set<Capability>& capabilities,
+Layer::Layer(android::Hwc2::Composer& composer, const std::unordered_set<Capability>& capabilities,
              hwc2_display_t displayId, hwc2_layer_t layerId)
   : mComposer(composer),
     mCapabilities(capabilities),
@@ -788,6 +788,16 @@
     return static_cast<Error>(intError);
 }
 
+Error Layer::setHdrMetadata(const android::HdrMetadata& metadata) {
+    if (metadata == mHdrMetadata) {
+        return Error::None;
+    }
+
+    mHdrMetadata = metadata;
+    auto intError = mComposer.setLayerHdrMetadata(mDisplayId, mId, metadata);
+    return static_cast<Error>(intError);
+}
+
 Error Layer::setDisplayFrame(const Rect& frame)
 {
     Hwc2::IComposerClient::Rect hwcRect{frame.left, frame.top,
diff --git a/services/surfaceflinger/DisplayHardware/HWC2.h b/services/surfaceflinger/DisplayHardware/HWC2.h
index aade4e0..e74f00d 100644
--- a/services/surfaceflinger/DisplayHardware/HWC2.h
+++ b/services/surfaceflinger/DisplayHardware/HWC2.h
@@ -23,8 +23,9 @@
 #undef HWC2_INCLUDE_STRINGIFICATION
 #undef HWC2_USE_CPP11
 
-#include <ui/HdrCapabilities.h>
+#include <gui/HdrMetadata.h>
 #include <math/mat4.h>
+#include <ui/HdrCapabilities.h>
 
 #include <utils/Log.h>
 #include <utils/StrongPointer.h>
@@ -306,6 +307,7 @@
     [[clang::warn_unused_result]] Error setCompositionType(Composition type);
     [[clang::warn_unused_result]] Error setDataspace(
             android_dataspace_t dataspace);
+    [[clang::warn_unused_result]] Error setHdrMetadata(const android::HdrMetadata& metadata);
     [[clang::warn_unused_result]] Error setDisplayFrame(
             const android::Rect& frame);
     [[clang::warn_unused_result]] Error setPlaneAlpha(float alpha);
@@ -329,6 +331,7 @@
     hwc2_display_t mDisplayId;
     hwc2_layer_t mId;
     android_dataspace mDataSpace = HAL_DATASPACE_UNKNOWN;
+    android::HdrMetadata mHdrMetadata;
     std::function<void(Layer*)> mLayerDestroyedListener;
 };