[SurfaceFlinger] Extend HDR support.

Previously we stored HDR10 support in DisplayDevice. This patch extends and
generalizes the support to HLG and Dolby Vision.

Minor: Adapt Hdr type from HAL.

BUG: 73825729
BUG: 77156734
Test: Build, flash, watch Youtube HDR
Change-Id: Id642bc9482523b4646814dca9ecfb1f043987dc5
diff --git a/services/surfaceflinger/DisplayHardware/HWC2.cpp b/services/surfaceflinger/DisplayHardware/HWC2.cpp
index 5f94bb4..0667f8d 100644
--- a/services/surfaceflinger/DisplayHardware/HWC2.cpp
+++ b/services/surfaceflinger/DisplayHardware/HWC2.cpp
@@ -448,26 +448,21 @@
     return Error::None;
 }
 
-Error Display::getHdrCapabilities(
-        std::unique_ptr<HdrCapabilities>* outCapabilities) const
+Error Display::getHdrCapabilities(HdrCapabilities* outCapabilities) const
 {
     float maxLuminance = -1.0f;
     float maxAverageLuminance = -1.0f;
     float minLuminance = -1.0f;
-    std::vector<Hwc2::Hdr> intTypes;
-    auto intError = mComposer.getHdrCapabilities(mId, &intTypes,
+    std::vector<Hwc2::Hdr> types;
+    auto intError = mComposer.getHdrCapabilities(mId, &types,
             &maxLuminance, &maxAverageLuminance, &minLuminance);
     auto error = static_cast<HWC2::Error>(intError);
 
-    std::vector<int32_t> types;
-    for (auto type : intTypes) {
-        types.push_back(static_cast<int32_t>(type));
-    }
     if (error != Error::None) {
         return error;
     }
 
-    *outCapabilities = std::make_unique<HdrCapabilities>(std::move(types),
+    *outCapabilities = HdrCapabilities(std::move(types),
             maxLuminance, maxAverageLuminance, minLuminance);
     return Error::None;
 }
diff --git a/services/surfaceflinger/DisplayHardware/HWC2.h b/services/surfaceflinger/DisplayHardware/HWC2.h
index e5779d4..aa907ea 100644
--- a/services/surfaceflinger/DisplayHardware/HWC2.h
+++ b/services/surfaceflinger/DisplayHardware/HWC2.h
@@ -228,7 +228,7 @@
     [[clang::warn_unused_result]] Error getType(DisplayType* outType) const;
     [[clang::warn_unused_result]] Error supportsDoze(bool* outSupport) const;
     [[clang::warn_unused_result]] Error getHdrCapabilities(
-            std::unique_ptr<android::HdrCapabilities>* outCapabilities) const;
+            android::HdrCapabilities* outCapabilities) const;
     [[clang::warn_unused_result]] Error getReleaseFences(
             std::unordered_map<Layer*,
                     android::sp<android::Fence>>* outFences) const;
diff --git a/services/surfaceflinger/DisplayHardware/HWComposer.cpp b/services/surfaceflinger/DisplayHardware/HWComposer.cpp
index 8db8aa6..0a3ac84 100644
--- a/services/surfaceflinger/DisplayHardware/HWComposer.cpp
+++ b/services/surfaceflinger/DisplayHardware/HWComposer.cpp
@@ -824,24 +824,22 @@
     mDisplayData[displayId].releaseFences.clear();
 }
 
-std::unique_ptr<HdrCapabilities> HWComposer::getHdrCapabilities(
-        int32_t displayId) {
+status_t HWComposer::getHdrCapabilities(
+        int32_t displayId, HdrCapabilities* outCapabilities) {
     if (!isValidDisplay(displayId)) {
         ALOGE("getHdrCapabilities: Display %d is not valid", displayId);
-        return nullptr;
+        return BAD_INDEX;
     }
 
     auto& hwcDisplay = mDisplayData[displayId].hwcDisplay;
-    std::unique_ptr<HdrCapabilities> capabilities;
-    auto error = hwcDisplay->getHdrCapabilities(&capabilities);
+    auto error = hwcDisplay->getHdrCapabilities(outCapabilities);
     if (error != HWC2::Error::None) {
         ALOGE("getOutputCapabilities: Failed to get capabilities on display %d:"
-                " %s (%d)", displayId, to_string(error).c_str(),
-                static_cast<int32_t>(error));
-        return nullptr;
+              " %s (%d)", displayId, to_string(error).c_str(),
+              static_cast<int32_t>(error));
+        return UNKNOWN_ERROR;
     }
-
-    return capabilities;
+    return NO_ERROR;
 }
 
 std::vector<ui::RenderIntent> HWComposer::getRenderIntents(int32_t displayId,
diff --git a/services/surfaceflinger/DisplayHardware/HWComposer.h b/services/surfaceflinger/DisplayHardware/HWComposer.h
index e86d621..138e1f1 100644
--- a/services/surfaceflinger/DisplayHardware/HWComposer.h
+++ b/services/surfaceflinger/DisplayHardware/HWComposer.h
@@ -134,8 +134,8 @@
     // it can call this to clear the shared pointers in the release fence map
     void clearReleaseFences(int32_t displayId);
 
-    // Returns the HDR capabilities of the given display
-    std::unique_ptr<HdrCapabilities> getHdrCapabilities(int32_t displayId);
+    // Fetches the HDR capabilities of the given display
+    status_t getHdrCapabilities(int32_t displayId, HdrCapabilities* outCapabilities);
 
     // Returns the available RenderIntent of the given display.
     std::vector<ui::RenderIntent> getRenderIntents(int32_t displayId, ui::ColorMode colorMode) const;