Merge "Add tests for mutable swapchain code" into main
diff --git a/libs/attestation/OWNERS b/libs/attestation/OWNERS
index 4dbb0ea..76811f2 100644
--- a/libs/attestation/OWNERS
+++ b/libs/attestation/OWNERS
@@ -1,2 +1 @@
-chaviw@google.com
-svv@google.com
\ No newline at end of file
+svv@google.com
diff --git a/libs/ui/include_types/ui/HdrRenderTypeUtils.h b/libs/ui/include_types/ui/HdrRenderTypeUtils.h
index 70c50f0..98018d9 100644
--- a/libs/ui/include_types/ui/HdrRenderTypeUtils.h
+++ b/libs/ui/include_types/ui/HdrRenderTypeUtils.h
@@ -36,7 +36,7 @@
  */
 inline HdrRenderType getHdrRenderType(ui::Dataspace dataspace,
                                       std::optional<ui::PixelFormat> pixelFormat,
-                                      float hdrSdrRatio = 1.f) {
+                                      float hdrSdrRatio = 1.f, bool hasHdrMetadata = false) {
     const auto transfer = dataspace & HAL_DATASPACE_TRANSFER_MASK;
     const auto range = dataspace & HAL_DATASPACE_RANGE_MASK;
 
@@ -49,7 +49,8 @@
                                                                      HAL_DATASPACE_RANGE_EXTENDED);
 
     if ((dataspace == BT2020_LINEAR_EXT || dataspace == ui::Dataspace::V0_SCRGB) &&
-        pixelFormat.has_value() && pixelFormat.value() == ui::PixelFormat::RGBA_FP16) {
+        pixelFormat.has_value() && pixelFormat.value() == ui::PixelFormat::RGBA_FP16 &&
+        hasHdrMetadata) {
         return HdrRenderType::GENERIC_HDR;
     }
 
diff --git a/services/gpuservice/vts/OWNERS b/services/gpuservice/vts/OWNERS
index a63de1c..a980866 100644
--- a/services/gpuservice/vts/OWNERS
+++ b/services/gpuservice/vts/OWNERS
@@ -1,8 +1,6 @@
 # Bug component: 653544
 kocdemir@google.com
 paulthomson@google.com
-pbaiget@google.com
 lfy@google.com
 chrisforbes@google.com
-lpy@google.com
 alecmouri@google.com
diff --git a/services/surfaceflinger/CompositionEngine/src/OutputLayer.cpp b/services/surfaceflinger/CompositionEngine/src/OutputLayer.cpp
index cf2d8c2..b1bbcac 100644
--- a/services/surfaceflinger/CompositionEngine/src/OutputLayer.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/OutputLayer.cpp
@@ -369,8 +369,11 @@
                                                       layerFEState->buffer->getPixelFormat()))
                                             : std::nullopt;
 
-    auto hdrRenderType =
-            getHdrRenderType(outputState.dataspace, pixelFormat, layerFEState->desiredHdrSdrRatio);
+    // prefer querying this from gralloc instead to catch 2094-10 metadata
+    const bool hasHdrMetadata = layerFEState->hdrMetadata.validTypes != 0;
+
+    auto hdrRenderType = getHdrRenderType(outputState.dataspace, pixelFormat,
+                                          layerFEState->desiredHdrSdrRatio, hasHdrMetadata);
 
     // Determine the output dependent dataspace for this layer. If it is
     // colorspace agnostic, it just uses the dataspace chosen for the output to
@@ -393,8 +396,8 @@
     }
 
     // re-get HdrRenderType after the dataspace gets changed.
-    hdrRenderType =
-            getHdrRenderType(state.dataspace, pixelFormat, layerFEState->desiredHdrSdrRatio);
+    hdrRenderType = getHdrRenderType(state.dataspace, pixelFormat, layerFEState->desiredHdrSdrRatio,
+                                     hasHdrMetadata);
 
     // For hdr content, treat the white point as the display brightness - HDR content should not be
     // boosted or dimmed.
@@ -416,12 +419,20 @@
         state.dimmingRatio = std::min(idealizedMaxHeadroom / deviceHeadroom, 1.0f);
         state.whitePointNits = getOutput().getState().displayBrightnessNits * state.dimmingRatio;
     } else {
+        const bool isLayerFp16 = pixelFormat && *pixelFormat == ui::PixelFormat::RGBA_FP16;
         float layerBrightnessNits = getOutput().getState().sdrWhitePointNits;
         // RANGE_EXTENDED can "self-promote" to HDR, but is still rendered for a particular
         // range that we may need to re-adjust to the current display conditions
+        // Do NOT do this when we may render fp16 to an fp16 client target, to avoid applying
+        // and additional gain to the layer. This is because the fp16 client target should
+        // already be adapted to remap 1.0 to the SDR white point in the panel's luminance
+        // space.
         if (hdrRenderType == HdrRenderType::DISPLAY_HDR) {
-            layerBrightnessNits *= layerFEState->currentHdrSdrRatio;
+            if (!FlagManager::getInstance().fp16_client_target() || !isLayerFp16) {
+                layerBrightnessNits *= layerFEState->currentHdrSdrRatio;
+            }
         }
+
         state.dimmingRatio =
                 std::clamp(layerBrightnessNits / getOutput().getState().displayBrightnessNits, 0.f,
                            1.f);
diff --git a/services/surfaceflinger/tests/TransactionTestHarnesses.h b/services/surfaceflinger/tests/TransactionTestHarnesses.h
index c95c875..c91f1ea 100644
--- a/services/surfaceflinger/tests/TransactionTestHarnesses.h
+++ b/services/surfaceflinger/tests/TransactionTestHarnesses.h
@@ -48,7 +48,11 @@
 
                 ui::DisplayMode displayMode;
                 SurfaceComposerClient::getActiveDisplayMode(displayToken, &displayMode);
-                const ui::Size& resolution = displayMode.resolution;
+                ui::Size resolution = displayMode.resolution;
+                if (displayState.orientation == ui::Rotation::Rotation90 ||
+                    displayState.orientation == ui::Rotation::Rotation270) {
+                    std::swap(resolution.width, resolution.height);
+                }
 
                 sp<IBinder> vDisplay;
 
@@ -93,8 +97,8 @@
 #else
                 t.setDisplaySurface(vDisplay, producer);
 #endif // COM_ANDROID_GRAPHICS_LIBGUI_FLAGS(WB_CONSUMER_BASE_OWNS_BQ)
-                t.setDisplayProjection(vDisplay, displayState.orientation,
-                                       Rect(displayState.layerStackSpaceRect), Rect(resolution));
+                t.setDisplayProjection(vDisplay, ui::Rotation::Rotation0, Rect(resolution),
+                                       Rect(resolution));
                 t.setDisplayLayerStack(vDisplay, layerStack);
                 t.setLayerStack(mirrorSc, layerStack);
                 t.apply();
diff --git a/services/surfaceflinger/tests/unittests/DisplayTransactionTestHelpers.h b/services/surfaceflinger/tests/unittests/DisplayTransactionTestHelpers.h
index 7f9296f..4322af7 100644
--- a/services/surfaceflinger/tests/unittests/DisplayTransactionTestHelpers.h
+++ b/services/surfaceflinger/tests/unittests/DisplayTransactionTestHelpers.h
@@ -114,7 +114,11 @@
     // Test instances
 
     TestableSurfaceFlinger mFlinger;
+
     sp<mock::NativeWindow> mNativeWindow = sp<mock::NativeWindow>::make();
+    sp<compositionengine::mock::DisplaySurface> mDisplaySurface =
+            sp<compositionengine::mock::DisplaySurface>::make();
+
     sp<GraphicBuffer> mBuffer =
             sp<GraphicBuffer>::make(1u, 1u, PIXEL_FORMAT_RGBA_8888,
                                     GRALLOC_USAGE_SW_WRITE_OFTEN | GRALLOC_USAGE_SW_READ_OFTEN);
@@ -294,6 +298,7 @@
 
         injector.setSecure(static_cast<bool>(SECURE));
         injector.setNativeWindow(test->mNativeWindow);
+        injector.setDisplaySurface(test->mDisplaySurface);
 
         // Creating a DisplayDevice requires getting default dimensions from the
         // native window along with some other initial setup.
diff --git a/services/surfaceflinger/tests/unittests/SurfaceFlinger_DisplayModeSwitching.cpp b/services/surfaceflinger/tests/unittests/SurfaceFlinger_DisplayModeSwitching.cpp
index a506873..62f1a52 100644
--- a/services/surfaceflinger/tests/unittests/SurfaceFlinger_DisplayModeSwitching.cpp
+++ b/services/surfaceflinger/tests/unittests/SurfaceFlinger_DisplayModeSwitching.cpp
@@ -171,16 +171,22 @@
     static constexpr DisplayModeId kModeId90{1};
     static constexpr DisplayModeId kModeId120{2};
     static constexpr DisplayModeId kModeId90_4K{3};
+    static constexpr DisplayModeId kModeId60_8K{4};
 
     static inline const DisplayModePtr kMode60 = createDisplayMode(kModeId60, 60_Hz, 0);
     static inline const DisplayModePtr kMode90 = createDisplayMode(kModeId90, 90_Hz, 1);
     static inline const DisplayModePtr kMode120 = createDisplayMode(kModeId120, 120_Hz, 2);
 
     static constexpr ui::Size kResolution4K{3840, 2160};
+    static constexpr ui::Size kResolution8K{7680, 4320};
+
     static inline const DisplayModePtr kMode90_4K =
             createDisplayMode(kModeId90_4K, 90_Hz, 3, kResolution4K);
+    static inline const DisplayModePtr kMode60_8K =
+            createDisplayMode(kModeId60_8K, 60_Hz, 4, kResolution8K);
 
-    static inline const DisplayModes kModes = makeModes(kMode60, kMode90, kMode120, kMode90_4K);
+    static inline const DisplayModes kModes =
+            makeModes(kMode60, kMode90, kMode120, kMode90_4K, kMode60_8K);
 };
 
 void DisplayModeSwitchingTest::setupScheduler(
@@ -326,6 +332,8 @@
 }
 
 TEST_F(DisplayModeSwitchingTest, changeResolutionWithoutRefreshRequired) {
+    SET_FLAG_FOR_TEST(flags::synced_resolution_switch, false);
+
     EXPECT_THAT(mDisplay, ModeSettledTo(&dmc(), kModeId60));
 
     EXPECT_EQ(NO_ERROR,
@@ -360,6 +368,44 @@
     EXPECT_THAT(mDisplay, ModeSettledTo(&dmc(), kModeId90_4K));
 }
 
+TEST_F(DisplayModeSwitchingTest, changeResolutionSynced) {
+    SET_FLAG_FOR_TEST(flags::synced_resolution_switch, true);
+
+    EXPECT_THAT(mDisplay, ModeSettledTo(&dmc(), kModeId60));
+
+    // PrimaryDisplayVariant has a 4K size, so switch to 8K.
+    EXPECT_EQ(NO_ERROR,
+              mFlinger.setDesiredDisplayModeSpecs(mDisplay->getDisplayToken().promote(),
+                                                  mock::createDisplayModeSpecs(kModeId60_8K,
+                                                                               60_Hz)));
+
+    EXPECT_THAT(mDisplay, ModeSwitchingTo(&mFlinger, kModeId60_8K));
+
+    // The mode should not be set until the commit that resizes the display.
+    mFlinger.commit();
+    EXPECT_THAT(mDisplay, ModeSwitchingTo(&mFlinger, kModeId60_8K));
+    mFlinger.commit();
+    EXPECT_THAT(mDisplay, ModeSwitchingTo(&mFlinger, kModeId60_8K));
+
+    // Set the display size to match the resolution.
+    DisplayState state;
+    state.what = DisplayState::eDisplaySizeChanged;
+    state.token = mDisplay->getDisplayToken().promote();
+    state.width = static_cast<uint32_t>(kResolution8K.width);
+    state.height = static_cast<uint32_t>(kResolution8K.height);
+
+    // The next commit should set the mode and resize the framebuffer.
+    const VsyncPeriodChangeTimeline timeline{.refreshRequired = false};
+    EXPECT_CALL(*mDisplaySurface, resizeBuffers(kResolution8K));
+    EXPECT_SET_ACTIVE_CONFIG(kInnerDisplayHwcId, kModeId60_8K);
+
+    constexpr bool kModeset = true;
+    mFlinger.setDisplayStateLocked(state);
+    mFlinger.configureAndCommit(kModeset);
+
+    EXPECT_THAT(mDisplay, ModeSettledTo(&dmc(), kModeId60_8K));
+}
+
 TEST_F(DisplayModeSwitchingTest, innerXorOuterDisplay) {
     SET_FLAG_FOR_TEST(flags::connected_display, true);
 
diff --git a/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h b/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
index 41f2b6e..8084450 100644
--- a/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
+++ b/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
@@ -337,9 +337,9 @@
         mFlinger->configure();
     }
 
-    void configureAndCommit() {
+    void configureAndCommit(bool modeset = false) {
         configure();
-        commitTransactionsLocked(eDisplayTransactionNeeded);
+        commitTransactionsLocked(eDisplayTransactionNeeded, modeset);
     }
 
     void commit(TimePoint frameTime, VsyncId vsyncId, TimePoint expectedVsyncTime,
@@ -429,11 +429,14 @@
                                                        dispSurface, producer);
     }
 
-    void commitTransactionsLocked(uint32_t transactionFlags) {
+    void commitTransactionsLocked(uint32_t transactionFlags, bool modeset = false) {
         Mutex::Autolock lock(mFlinger->mStateLock);
         ftl::FakeGuard guard(kMainThreadContext);
         mFlinger->processDisplayChangesLocked();
         mFlinger->commitTransactionsLocked(transactionFlags);
+        if (modeset) {
+            mFlinger->initiateDisplayModeChanges();
+        }
     }
 
     void onComposerHalHotplugEvent(hal::HWDisplayId hwcDisplayId, DisplayHotplugEvent event) {