[SF] Use HWC api getPhysicalDisplayOrientation

With HWC3.0 we have the getPhysicalDisplayOrientation
api that can replace the sysprop ro.surface_flinger.primary_display_orientation

BUG: 184085132
Test: atest libsurfaceflinger_unittest
Change-Id: Ie2b0f8e1a81219dc8231a56b9e6174d549a4cbd1
diff --git a/services/surfaceflinger/CompositionEngine/tests/MockHWComposer.h b/services/surfaceflinger/CompositionEngine/tests/MockHWComposer.h
index 1f1dd1a..9b9b29d 100644
--- a/services/surfaceflinger/CompositionEngine/tests/MockHWComposer.h
+++ b/services/surfaceflinger/CompositionEngine/tests/MockHWComposer.h
@@ -134,7 +134,9 @@
                           std::optional<aidl::android::hardware::graphics::common::
                                                 DisplayDecorationSupport>* support));
     MOCK_METHOD2(setIdleTimerEnabled, status_t(PhysicalDisplayId, std::chrono::milliseconds));
-    MOCK_METHOD1(hasDisplayIdleTimerCapability, bool(PhysicalDisplayId displayId));
+    MOCK_METHOD(bool, hasDisplayIdleTimerCapability, (PhysicalDisplayId), (const, override));
+    MOCK_METHOD(Hwc2::AidlTransform, getPhysicalDisplayOrientation, (PhysicalDisplayId),
+                (const, override));
 };
 
 } // namespace mock
diff --git a/services/surfaceflinger/DisplayHardware/AidlComposerHal.cpp b/services/surfaceflinger/DisplayHardware/AidlComposerHal.cpp
index 92592f7..8b376f1 100644
--- a/services/surfaceflinger/DisplayHardware/AidlComposerHal.cpp
+++ b/services/surfaceflinger/DisplayHardware/AidlComposerHal.cpp
@@ -249,6 +249,7 @@
         case OptionalFeature::DisplayBrightnessCommand:
         case OptionalFeature::BootDisplayConfig:
         case OptionalFeature::KernelIdleTimer:
+        case OptionalFeature::PhysicalDisplayOrientation:
             return true;
     }
 }
@@ -1126,5 +1127,17 @@
     return Error::NONE;
 }
 
+Error AidlComposer::getPhysicalDisplayOrientation(Display displayId,
+                                                  AidlTransform* outDisplayOrientation) {
+    const auto status =
+            mAidlComposerClient->getDisplayPhysicalOrientation(translate<int64_t>(displayId),
+                                                               outDisplayOrientation);
+    if (!status.isOk()) {
+        ALOGE("getPhysicalDisplayOrientation failed %s", status.getDescription().c_str());
+        return static_cast<Error>(status.getServiceSpecificError());
+    }
+    return Error::NONE;
+}
+
 } // namespace Hwc2
 } // namespace android
diff --git a/services/surfaceflinger/DisplayHardware/AidlComposerHal.h b/services/surfaceflinger/DisplayHardware/AidlComposerHal.h
index 6c0f636..28ff167 100644
--- a/services/surfaceflinger/DisplayHardware/AidlComposerHal.h
+++ b/services/surfaceflinger/DisplayHardware/AidlComposerHal.h
@@ -223,6 +223,9 @@
                                       std::optional<DisplayDecorationSupport>* support) override;
     Error setIdleTimerEnabled(Display displayId, std::chrono::milliseconds timeout) override;
 
+    Error getPhysicalDisplayOrientation(Display displayId,
+                                        AidlTransform* outDisplayOrientation) override;
+
 private:
     // Many public functions above simply write a command into the command
     // queue to batch the calls.  validateDisplay and presentDisplay will call
diff --git a/services/surfaceflinger/DisplayHardware/ComposerHal.h b/services/surfaceflinger/DisplayHardware/ComposerHal.h
index 6abe7d1..7d9946d 100644
--- a/services/surfaceflinger/DisplayHardware/ComposerHal.h
+++ b/services/surfaceflinger/DisplayHardware/ComposerHal.h
@@ -38,6 +38,7 @@
 #include <aidl/android/hardware/graphics/composer3/DisplayCapability.h>
 #include <aidl/android/hardware/graphics/composer3/IComposerCallback.h>
 
+#include <aidl/android/hardware/graphics/common/Transform.h>
 #include <optional>
 
 // TODO(b/129481165): remove the #pragma below and fix conversion issues
@@ -80,6 +81,7 @@
 using PerFrameMetadata = IComposerClient::PerFrameMetadata;
 using PerFrameMetadataKey = IComposerClient::PerFrameMetadataKey;
 using PerFrameMetadataBlob = IComposerClient::PerFrameMetadataBlob;
+using AidlTransform = ::aidl::android::hardware::graphics::common::Transform;
 
 class Composer {
 public:
@@ -94,6 +96,7 @@
         DisplayBrightnessCommand,
         BootDisplayConfig,
         KernelIdleTimer,
+        PhysicalDisplayOrientation,
     };
 
     virtual bool isSupported(OptionalFeature) const = 0;
@@ -277,6 +280,8 @@
             std::optional<::aidl::android::hardware::graphics::common::DisplayDecorationSupport>*
                     support) = 0;
     virtual Error setIdleTimerEnabled(Display displayId, std::chrono::milliseconds timeout) = 0;
+    virtual Error getPhysicalDisplayOrientation(Display displayId,
+                                                AidlTransform* outDisplayOrientation) = 0;
 };
 
 } // namespace Hwc2
diff --git a/services/surfaceflinger/DisplayHardware/HWC2.cpp b/services/surfaceflinger/DisplayHardware/HWC2.cpp
index 6501276..c0432bf 100644
--- a/services/surfaceflinger/DisplayHardware/HWC2.cpp
+++ b/services/surfaceflinger/DisplayHardware/HWC2.cpp
@@ -154,6 +154,11 @@
             isCapabilitySupported;
 }
 
+Error Display::getPhysicalDisplayOrientation(Hwc2::AidlTransform* outTransform) const {
+    auto error = mComposer.getPhysicalDisplayOrientation(mId, outTransform);
+    return static_cast<Error>(error);
+}
+
 Error Display::getChangedCompositionTypes(std::unordered_map<HWC2::Layer*, Composition>* outTypes) {
     std::vector<Hwc2::Layer> layerIds;
     std::vector<Composition> types;
diff --git a/services/surfaceflinger/DisplayHardware/HWC2.h b/services/surfaceflinger/DisplayHardware/HWC2.h
index c03cede..d78562d 100644
--- a/services/surfaceflinger/DisplayHardware/HWC2.h
+++ b/services/surfaceflinger/DisplayHardware/HWC2.h
@@ -169,6 +169,8 @@
                     support) = 0;
     [[clang::warn_unused_result]] virtual hal::Error setIdleTimerEnabled(
             std::chrono::milliseconds timeout) = 0;
+    [[clang::warn_unused_result]] virtual hal::Error getPhysicalDisplayOrientation(
+            Hwc2::AidlTransform* outTransform) const = 0;
 };
 
 namespace impl {
@@ -256,6 +258,7 @@
     bool isVsyncPeriodSwitchSupported() const override;
     bool hasDisplayIdleTimerCapability() const override;
     void onLayerDestroyed(hal::HWLayerId layerId) override;
+    hal::Error getPhysicalDisplayOrientation(Hwc2::AidlTransform* outTransform) const override;
 
 private:
 
diff --git a/services/surfaceflinger/DisplayHardware/HWComposer.cpp b/services/surfaceflinger/DisplayHardware/HWComposer.cpp
index 02b3772..d4574df 100644
--- a/services/surfaceflinger/DisplayHardware/HWComposer.cpp
+++ b/services/surfaceflinger/DisplayHardware/HWComposer.cpp
@@ -986,9 +986,19 @@
     return NO_ERROR;
 }
 
-bool HWComposer::hasDisplayIdleTimerCapability(PhysicalDisplayId displayId) {
+bool HWComposer::hasDisplayIdleTimerCapability(PhysicalDisplayId displayId) const {
     RETURN_IF_INVALID_DISPLAY(displayId, false);
-    return mDisplayData[displayId].hwcDisplay->hasDisplayIdleTimerCapability();
+    return mDisplayData.at(displayId).hwcDisplay->hasDisplayIdleTimerCapability();
+}
+
+Hwc2::AidlTransform HWComposer::getPhysicalDisplayOrientation(PhysicalDisplayId displayId) const {
+    ATRACE_CALL();
+    RETURN_IF_INVALID_DISPLAY(displayId, Hwc2::AidlTransform::NONE);
+    Hwc2::AidlTransform outTransform;
+    const auto& hwcDisplay = mDisplayData.at(displayId).hwcDisplay;
+    const auto error = hwcDisplay->getPhysicalDisplayOrientation(&outTransform);
+    RETURN_IF_HWC_ERROR(error, displayId, Hwc2::AidlTransform::NONE);
+    return outTransform;
 }
 
 void HWComposer::loadLayerMetadataSupport() {
diff --git a/services/surfaceflinger/DisplayHardware/HWComposer.h b/services/surfaceflinger/DisplayHardware/HWComposer.h
index f9637f0..20b7f4e 100644
--- a/services/surfaceflinger/DisplayHardware/HWComposer.h
+++ b/services/surfaceflinger/DisplayHardware/HWComposer.h
@@ -268,7 +268,8 @@
             std::optional<aidl::android::hardware::graphics::common::DisplayDecorationSupport>*
                     support) = 0;
     virtual status_t setIdleTimerEnabled(PhysicalDisplayId, std::chrono::milliseconds timeout) = 0;
-    virtual bool hasDisplayIdleTimerCapability(PhysicalDisplayId) = 0;
+    virtual bool hasDisplayIdleTimerCapability(PhysicalDisplayId) const = 0;
+    virtual Hwc2::AidlTransform getPhysicalDisplayOrientation(PhysicalDisplayId) const = 0;
 };
 
 namespace impl {
@@ -405,7 +406,8 @@
             std::optional<aidl::android::hardware::graphics::common::DisplayDecorationSupport>*
                     support) override;
     status_t setIdleTimerEnabled(PhysicalDisplayId, std::chrono::milliseconds timeout) override;
-    bool hasDisplayIdleTimerCapability(PhysicalDisplayId) override;
+    bool hasDisplayIdleTimerCapability(PhysicalDisplayId) const override;
+    Hwc2::AidlTransform getPhysicalDisplayOrientation(PhysicalDisplayId) const override;
 
     // for debugging ----------------------------------------------------------
     void dump(std::string& out) const override;
diff --git a/services/surfaceflinger/DisplayHardware/HidlComposerHal.cpp b/services/surfaceflinger/DisplayHardware/HidlComposerHal.cpp
index 33adceb..e8dc084 100644
--- a/services/surfaceflinger/DisplayHardware/HidlComposerHal.cpp
+++ b/services/surfaceflinger/DisplayHardware/HidlComposerHal.cpp
@@ -237,6 +237,7 @@
         case OptionalFeature::DisplayBrightnessCommand:
         case OptionalFeature::BootDisplayConfig:
         case OptionalFeature::KernelIdleTimer:
+        case OptionalFeature::PhysicalDisplayOrientation:
             return false;
     }
 }
@@ -1331,6 +1332,11 @@
                      "OptionalFeature::KernelIdleTimer is not supported on HIDL");
 }
 
+Error HidlComposer::getPhysicalDisplayOrientation(Display, AidlTransform*) {
+    LOG_ALWAYS_FATAL("getPhysicalDisplayOrientation should have never been called on this as "
+                     "OptionalFeature::PhysicalDisplayOrientation is not supported on HIDL");
+}
+
 void HidlComposer::registerCallback(ComposerCallback& callback) {
     const bool vsyncSwitchingSupported =
             isSupported(Hwc2::Composer::OptionalFeature::RefreshRateSwitching);
diff --git a/services/surfaceflinger/DisplayHardware/HidlComposerHal.h b/services/surfaceflinger/DisplayHardware/HidlComposerHal.h
index a1ea4f2..5869ae5 100644
--- a/services/surfaceflinger/DisplayHardware/HidlComposerHal.h
+++ b/services/surfaceflinger/DisplayHardware/HidlComposerHal.h
@@ -334,6 +334,9 @@
                     support) override;
     Error setIdleTimerEnabled(Display displayId, std::chrono::milliseconds timeout) override;
 
+    Error getPhysicalDisplayOrientation(Display displayId,
+                                        AidlTransform* outDisplayOrientation) override;
+
 private:
     class CommandWriter : public CommandWriterBase {
     public:
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 425b78b..6a06d95 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -324,7 +324,6 @@
 uint32_t SurfaceFlinger::maxGraphicsWidth;
 uint32_t SurfaceFlinger::maxGraphicsHeight;
 bool SurfaceFlinger::hasWideColorDisplay;
-ui::Rotation SurfaceFlinger::internalDisplayOrientation = ui::ROTATION_0;
 bool SurfaceFlinger::useContextPriority;
 Dataspace SurfaceFlinger::defaultCompositionDataspace = Dataspace::V0_SRGB;
 ui::PixelFormat SurfaceFlinger::defaultCompositionPixelFormat = ui::PixelFormat::RGBA_8888;
@@ -416,22 +415,6 @@
 
     useContextPriority = use_context_priority(true);
 
-    using Values = SurfaceFlingerProperties::primary_display_orientation_values;
-    switch (primary_display_orientation(Values::ORIENTATION_0)) {
-        case Values::ORIENTATION_0:
-            break;
-        case Values::ORIENTATION_90:
-            internalDisplayOrientation = ui::ROTATION_90;
-            break;
-        case Values::ORIENTATION_180:
-            internalDisplayOrientation = ui::ROTATION_180;
-            break;
-        case Values::ORIENTATION_270:
-            internalDisplayOrientation = ui::ROTATION_270;
-            break;
-    }
-    ALOGV("Internal Display Orientation: %s", toCString(internalDisplayOrientation));
-
     mInternalDisplayPrimaries = sysprop::getDisplayNativePrimaries();
 
     // debugging stuff...
@@ -1014,9 +997,7 @@
 
     info->secure = display->isSecure();
     info->deviceProductInfo = display->getDeviceProductInfo();
-
-    // TODO: Scale this to multiple displays.
-    info->installOrientation = display->isPrimary() ? internalDisplayOrientation : ui::ROTATION_0;
+    info->installOrientation = display->getPhysicalOrientation();
 
     return NO_ERROR;
 }
@@ -1054,9 +1035,8 @@
         auto xDpi = mode->getDpiX();
         auto yDpi = mode->getDpiY();
 
-        if (display->isPrimary() &&
-            (internalDisplayOrientation == ui::ROTATION_90 ||
-             internalDisplayOrientation == ui::ROTATION_270)) {
+        if (const auto physicalOrientation = display->getPhysicalOrientation();
+            physicalOrientation == ui::ROTATION_90 || physicalOrientation == ui::ROTATION_270) {
             std::swap(width, height);
             std::swap(xDpi, yDpi);
         }
@@ -2394,6 +2374,42 @@
     return true;
 }
 
+ui::Rotation SurfaceFlinger::getPhysicalDisplayOrientation(DisplayId displayId,
+                                                           bool isPrimary) const {
+    const auto id = PhysicalDisplayId::tryCast(displayId);
+    if (!id) {
+        return ui::ROTATION_0;
+    }
+    if (getHwComposer().getComposer()->isSupported(
+                Hwc2::Composer::OptionalFeature::PhysicalDisplayOrientation)) {
+        switch (getHwComposer().getPhysicalDisplayOrientation(*id)) {
+            case Hwc2::AidlTransform::ROT_90:
+                return ui::ROTATION_90;
+            case Hwc2::AidlTransform::ROT_180:
+                return ui::ROTATION_180;
+            case Hwc2::AidlTransform::ROT_270:
+                return ui::ROTATION_270;
+            default:
+                return ui::ROTATION_0;
+        }
+    }
+
+    if (isPrimary) {
+        using Values = SurfaceFlingerProperties::primary_display_orientation_values;
+        switch (primary_display_orientation(Values::ORIENTATION_0)) {
+            case Values::ORIENTATION_90:
+                return ui::ROTATION_90;
+            case Values::ORIENTATION_180:
+                return ui::ROTATION_180;
+            case Values::ORIENTATION_270:
+                return ui::ROTATION_270;
+            default:
+                break;
+        }
+    }
+    return ui::ROTATION_0;
+}
+
 void SurfaceFlinger::postComposition() {
     ATRACE_CALL();
     ALOGV("postComposition");
@@ -2873,7 +2889,8 @@
     }
 
     creationArgs.physicalOrientation =
-            creationArgs.isPrimary ? internalDisplayOrientation : ui::ROTATION_0;
+            getPhysicalDisplayOrientation(compositionDisplay->getId(), creationArgs.isPrimary);
+    ALOGV("Display Orientation: %s", toCString(creationArgs.physicalOrientation));
 
     // virtual displays are always considered enabled
     creationArgs.initialPowerMode = state.isVirtual() ? hal::PowerMode::ON : hal::PowerMode::OFF;
diff --git a/services/surfaceflinger/SurfaceFlinger.h b/services/surfaceflinger/SurfaceFlinger.h
index fa65803..3369a86 100644
--- a/services/surfaceflinger/SurfaceFlinger.h
+++ b/services/surfaceflinger/SurfaceFlinger.h
@@ -256,8 +256,6 @@
     // found on devices with wide color gamut (e.g. Display-P3) display.
     static bool hasWideColorDisplay;
 
-    static ui::Rotation internalDisplayOrientation;
-
     // Indicate if device wants color management on its display.
     static const constexpr bool useColorManagement = true;
 
@@ -1145,6 +1143,9 @@
 
     bool isHdrLayer(Layer* layer) const;
 
+    ui::Rotation getPhysicalDisplayOrientation(DisplayId, bool isPrimary) const
+            REQUIRES(mStateLock);
+
     sp<StartPropertySetThread> mStartPropertySetThread;
     surfaceflinger::Factory& mFactory;
     pid_t mPid;
diff --git a/services/surfaceflinger/fuzzer/surfaceflinger_fuzzer.cpp b/services/surfaceflinger/fuzzer/surfaceflinger_fuzzer.cpp
index afc1abd..a5a716d 100644
--- a/services/surfaceflinger/fuzzer/surfaceflinger_fuzzer.cpp
+++ b/services/surfaceflinger/fuzzer/surfaceflinger_fuzzer.cpp
@@ -29,9 +29,6 @@
         LatchUnsignaledConfig::Disabled,
 };
 
-static constexpr ui::Rotation kRotations[] = {ui::Rotation::Rotation0, ui::Rotation::Rotation90,
-                                              ui::Rotation::Rotation180, ui::Rotation::Rotation270};
-
 static constexpr BnSurfaceComposer::ISurfaceComposerTag kSurfaceComposerTags[]{
         BnSurfaceComposer::BOOT_FINISHED,
         BnSurfaceComposer::CREATE_CONNECTION,
@@ -134,7 +131,6 @@
     mFlinger->maxGraphicsWidth = mFdp.ConsumeIntegral<uint32_t>();
     mFlinger->maxGraphicsHeight = mFdp.ConsumeIntegral<uint32_t>();
     mFlinger->hasWideColorDisplay = mFdp.ConsumeBool();
-    mFlinger->internalDisplayOrientation = mFdp.PickValueInArray(kRotations);
     mFlinger->useContextPriority = mFdp.ConsumeBool();
 
     mFlinger->defaultCompositionDataspace = mFdp.PickValueInArray(kDataspaces);
diff --git a/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockComposer.h b/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockComposer.h
index 996f835..c1d41bb 100644
--- a/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockComposer.h
+++ b/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockComposer.h
@@ -160,6 +160,7 @@
                  Error(Display, std::optional<DisplayDecorationSupport>*));
     MOCK_METHOD2(setIdleTimerEnabled, Error(Display, std::chrono::milliseconds));
     MOCK_METHOD2(hasDisplayIdleTimerCapability, Error(Display, bool*));
+    MOCK_METHOD2(getPhysicalDisplayOrientation, Error(Display, AidlTransform*));
 };
 
 } // namespace Hwc2::mock
diff --git a/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockHWC2.h b/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockHWC2.h
index d9faa06..ac2ab199c 100644
--- a/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockHWC2.h
+++ b/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockHWC2.h
@@ -101,6 +101,8 @@
             (override));
     MOCK_METHOD(hal::Error, setIdleTimerEnabled, (std::chrono::milliseconds), (override));
     MOCK_METHOD(bool, hasDisplayIdleTimerCapability, (), (const override));
+    MOCK_METHOD(hal::Error, getPhysicalDisplayOrientation, (Hwc2::AidlTransform *),
+                (const override));
 };
 
 class Layer : public HWC2::Layer {