Move DisplayIdentification parsing to libui
This is so that the logic can be shared with VTS, as stable display IDs
are generated from edid information or port information.
Bug: 213493262
Test: VtsHalGraphicsComposer3_TargetTest
Change-Id: Id74a2c646558d61bb1a8ae80b038f7108e54e636
diff --git a/libs/renderengine/include/renderengine/LayerSettings.h b/libs/renderengine/include/renderengine/LayerSettings.h
index 702e8b0..171cbaa 100644
--- a/libs/renderengine/include/renderengine/LayerSettings.h
+++ b/libs/renderengine/include/renderengine/LayerSettings.h
@@ -313,6 +313,7 @@
PrintTo(settings.shadow, os);
*os << "\n .stretchEffect = ";
PrintTo(settings.stretchEffect, os);
+ *os << "\n .whitePointNits = " << settings.whitePointNits;
*os << "\n}";
}
diff --git a/libs/ui/Android.bp b/libs/ui/Android.bp
index 006c478..a5e3731 100644
--- a/libs/ui/Android.bp
+++ b/libs/ui/Android.bp
@@ -123,6 +123,7 @@
srcs: [
"DebugUtils.cpp",
"DeviceProductInfo.cpp",
+ "DisplayIdentification.cpp",
"DisplayMode.cpp",
"DynamicDisplayInfo.cpp",
"Fence.cpp",
diff --git a/services/surfaceflinger/DisplayHardware/DisplayIdentification.cpp b/libs/ui/DisplayIdentification.cpp
similarity index 86%
rename from services/surfaceflinger/DisplayHardware/DisplayIdentification.cpp
rename to libs/ui/DisplayIdentification.cpp
index 83c2b2e..16ed82a 100644
--- a/services/surfaceflinger/DisplayHardware/DisplayIdentification.cpp
+++ b/libs/ui/DisplayIdentification.cpp
@@ -24,12 +24,63 @@
#include <log/log.h>
-#include "DisplayIdentification.h"
-#include "Hash.h"
+#include <ui/DisplayIdentification.h>
namespace android {
namespace {
+template <class T>
+inline T load(const void* p) {
+ static_assert(std::is_integral<T>::value, "T must be integral");
+
+ T r;
+ std::memcpy(&r, p, sizeof(r));
+ return r;
+}
+
+uint64_t rotateByAtLeast1(uint64_t val, uint8_t shift) {
+ return (val >> shift) | (val << (64 - shift));
+}
+
+uint64_t shiftMix(uint64_t val) {
+ return val ^ (val >> 47);
+}
+
+uint64_t hash64Len16(uint64_t u, uint64_t v) {
+ constexpr uint64_t kMul = 0x9ddfea08eb382d69;
+ uint64_t a = (u ^ v) * kMul;
+ a ^= (a >> 47);
+ uint64_t b = (v ^ a) * kMul;
+ b ^= (b >> 47);
+ b *= kMul;
+ return b;
+}
+
+uint64_t hash64Len0To16(const char* s, uint64_t len) {
+ constexpr uint64_t k2 = 0x9ae16a3b2f90404f;
+ constexpr uint64_t k3 = 0xc949d7c7509e6557;
+
+ if (len > 8) {
+ const uint64_t a = load<uint64_t>(s);
+ const uint64_t b = load<uint64_t>(s + len - 8);
+ return hash64Len16(a, rotateByAtLeast1(b + len, static_cast<uint8_t>(len))) ^ b;
+ }
+ if (len >= 4) {
+ const uint32_t a = load<uint32_t>(s);
+ const uint32_t b = load<uint32_t>(s + len - 4);
+ return hash64Len16(len + (a << 3), b);
+ }
+ if (len > 0) {
+ const unsigned char a = static_cast<unsigned char>(s[0]);
+ const unsigned char b = static_cast<unsigned char>(s[len >> 1]);
+ const unsigned char c = static_cast<unsigned char>(s[len - 1]);
+ const uint32_t y = static_cast<uint32_t>(a) + (static_cast<uint32_t>(b) << 8);
+ const uint32_t z = static_cast<uint32_t>(len) + (static_cast<uint32_t>(c) << 2);
+ return shiftMix(y * k2 ^ z * k3) * k2;
+ }
+ return k2;
+}
+
using byte_view = std::basic_string_view<uint8_t>;
constexpr size_t kEdidBlockSize = 128;
@@ -339,5 +390,13 @@
return PhysicalDisplayId::fromEdid(0, kVirtualEdidManufacturerId, id);
}
-} // namespace android
+uint64_t cityHash64Len0To16(std::string_view sv) {
+ auto len = sv.length();
+ if (len > 16) {
+ ALOGE("%s called with length %zu. Only hashing the first 16 chars", __FUNCTION__, len);
+ len = 16;
+ }
+ return hash64Len0To16(sv.data(), len);
+}
+} // namespace android
\ No newline at end of file
diff --git a/services/surfaceflinger/DisplayHardware/DisplayIdentification.h b/libs/ui/include/ui/DisplayIdentification.h
similarity index 93%
rename from services/surfaceflinger/DisplayHardware/DisplayIdentification.h
rename to libs/ui/include/ui/DisplayIdentification.h
index fbea4e5..fc9c0f4 100644
--- a/services/surfaceflinger/DisplayHardware/DisplayIdentification.h
+++ b/libs/ui/include/ui/DisplayIdentification.h
@@ -31,7 +31,6 @@
namespace android {
-
using DisplayIdentificationData = std::vector<uint8_t>;
struct DisplayIdentificationInfo {
@@ -81,5 +80,7 @@
PhysicalDisplayId getVirtualDisplayId(uint32_t id);
-} // namespace android
+// CityHash64 implementation that only hashes at most the first 16 characters of the given string.
+uint64_t cityHash64Len0To16(std::string_view sv);
+} // namespace android
diff --git a/services/surfaceflinger/tests/unittests/DisplayIdentificationTest.cpp b/libs/ui/tests/DisplayIdentification_test.cpp
similarity index 98%
rename from services/surfaceflinger/tests/unittests/DisplayIdentificationTest.cpp
rename to libs/ui/tests/DisplayIdentification_test.cpp
index cd4a5c9..736979a 100644
--- a/services/surfaceflinger/tests/unittests/DisplayIdentificationTest.cpp
+++ b/libs/ui/tests/DisplayIdentification_test.cpp
@@ -24,12 +24,12 @@
#include <gmock/gmock.h>
#include <gtest/gtest.h>
-#include "DisplayHardware/DisplayIdentification.h"
-#include "DisplayHardware/Hash.h"
+#include <ui/DisplayIdentification.h>
using ::testing::ElementsAre;
namespace android {
+
namespace {
const unsigned char kInternalEdid[] =
diff --git a/services/surfaceflinger/Android.bp b/services/surfaceflinger/Android.bp
index 3e6d49f..d7ea45b 100644
--- a/services/surfaceflinger/Android.bp
+++ b/services/surfaceflinger/Android.bp
@@ -155,9 +155,7 @@
"DisplayHardware/AidlComposerHal.cpp",
"DisplayHardware/HidlComposerHal.cpp",
"DisplayHardware/ComposerHal.cpp",
- "DisplayHardware/DisplayIdentification.cpp",
"DisplayHardware/FramebufferSurface.cpp",
- "DisplayHardware/Hash.cpp",
"DisplayHardware/HWC2.cpp",
"DisplayHardware/HWComposer.cpp",
"DisplayHardware/PowerAdvisor.cpp",
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/Display.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/Display.h
index 01dd534..16cb41b 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/Display.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/Display.h
@@ -19,7 +19,7 @@
#include <cstdint>
#include <optional>
-#include "DisplayHardware/DisplayIdentification.h"
+#include <ui/DisplayIdentification.h>
#include <compositionengine/Output.h>
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/Output.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/Output.h
index 6cb12dd..d8644a4 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/Output.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/Output.h
@@ -34,7 +34,7 @@
#include <utils/StrongPointer.h>
#include <utils/Vector.h>
-#include "DisplayHardware/DisplayIdentification.h"
+#include <ui/DisplayIdentification.h>
namespace android {
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/OutputLayer.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/OutputLayer.h
index a2824f5..bf5184e 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/OutputLayer.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/OutputLayer.h
@@ -28,8 +28,8 @@
#pragma clang diagnostic ignored "-Wconversion"
#pragma clang diagnostic ignored "-Wextra"
+#include <ui/DisplayIdentification.h>
#include "DisplayHardware/ComposerHal.h"
-#include "DisplayHardware/DisplayIdentification.h"
#include "LayerFE.h"
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/Display.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/Display.h
index 3571e11..b777241 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/Display.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/Display.h
@@ -26,7 +26,8 @@
#include <ui/PixelFormat.h>
#include <ui/Size.h>
-#include "DisplayHardware/DisplayIdentification.h"
+#include <ui/DisplayIdentification.h>
+
#include "DisplayHardware/HWComposer.h"
#include "DisplayHardware/PowerAdvisor.h"
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/OutputLayer.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/OutputLayer.h
index 0082dac..d64d676 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/OutputLayer.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/OutputLayer.h
@@ -25,7 +25,7 @@
#include <ui/FloatRect.h>
#include <ui/Rect.h>
-#include "DisplayHardware/DisplayIdentification.h"
+#include <ui/DisplayIdentification.h>
#include <aidl/android/hardware/graphics/composer3/Composition.h>
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/mock/Display.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/mock/Display.h
index 08a8b84..6fb3e08 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/mock/Display.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/mock/Display.h
@@ -22,8 +22,7 @@
#include <compositionengine/mock/Output.h>
#include <gmock/gmock.h>
#include <system/window.h>
-
-#include "DisplayHardware/DisplayIdentification.h"
+#include <ui/DisplayIdentification.h>
namespace android::compositionengine::mock {
diff --git a/services/surfaceflinger/DisplayDevice.h b/services/surfaceflinger/DisplayDevice.h
index d2accaa..0c9063d 100644
--- a/services/surfaceflinger/DisplayDevice.h
+++ b/services/surfaceflinger/DisplayDevice.h
@@ -41,7 +41,7 @@
#include "MainThreadGuard.h"
-#include "DisplayHardware/DisplayIdentification.h"
+#include <ui/DisplayIdentification.h>
#include "DisplayHardware/DisplayMode.h"
#include "DisplayHardware/Hal.h"
#include "DisplayHardware/PowerAdvisor.h"
diff --git a/services/surfaceflinger/DisplayHardware/FramebufferSurface.h b/services/surfaceflinger/DisplayHardware/FramebufferSurface.h
index 3123351..d41a856 100644
--- a/services/surfaceflinger/DisplayHardware/FramebufferSurface.h
+++ b/services/surfaceflinger/DisplayHardware/FramebufferSurface.h
@@ -26,7 +26,7 @@
#include <ui/DisplayId.h>
#include <ui/Size.h>
-#include "DisplayIdentification.h"
+#include <ui/DisplayIdentification.h>
// ---------------------------------------------------------------------------
namespace android {
diff --git a/services/surfaceflinger/DisplayHardware/HWComposer.h b/services/surfaceflinger/DisplayHardware/HWComposer.h
index 4fae06d..70bcce5 100644
--- a/services/surfaceflinger/DisplayHardware/HWComposer.h
+++ b/services/surfaceflinger/DisplayHardware/HWComposer.h
@@ -26,6 +26,7 @@
#include <vector>
#include <android-base/thread_annotations.h>
+#include <ui/DisplayIdentification.h>
#include <ui/FenceTime.h>
// TODO(b/129481165): remove the #pragma below and fix conversion issues
@@ -38,7 +39,6 @@
#include <utils/StrongPointer.h>
#include <utils/Timers.h>
-#include "DisplayIdentification.h"
#include "DisplayMode.h"
#include "HWC2.h"
#include "Hal.h"
diff --git a/services/surfaceflinger/DisplayHardware/Hash.cpp b/services/surfaceflinger/DisplayHardware/Hash.cpp
deleted file mode 100644
index 6056c8d..0000000
--- a/services/surfaceflinger/DisplayHardware/Hash.cpp
+++ /dev/null
@@ -1,93 +0,0 @@
-/*
- * Copyright 2021 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 "DisplayIdentification"
-
-#include <cstring>
-#include <type_traits>
-
-#include <log/log.h>
-
-#include "Hash.h"
-
-namespace android {
-namespace {
-
-template <class T>
-inline T load(const void* p) {
- static_assert(std::is_integral<T>::value, "T must be integral");
-
- T r;
- std::memcpy(&r, p, sizeof(r));
- return r;
-}
-
-uint64_t rotateByAtLeast1(uint64_t val, uint8_t shift) {
- return (val >> shift) | (val << (64 - shift));
-}
-
-uint64_t shiftMix(uint64_t val) {
- return val ^ (val >> 47);
-}
-
-uint64_t hash64Len16(uint64_t u, uint64_t v) {
- constexpr uint64_t kMul = 0x9ddfea08eb382d69;
- uint64_t a = (u ^ v) * kMul;
- a ^= (a >> 47);
- uint64_t b = (v ^ a) * kMul;
- b ^= (b >> 47);
- b *= kMul;
- return b;
-}
-
-uint64_t hash64Len0To16(const char* s, uint64_t len) {
- constexpr uint64_t k2 = 0x9ae16a3b2f90404f;
- constexpr uint64_t k3 = 0xc949d7c7509e6557;
-
- if (len > 8) {
- const uint64_t a = load<uint64_t>(s);
- const uint64_t b = load<uint64_t>(s + len - 8);
- return hash64Len16(a, rotateByAtLeast1(b + len, static_cast<uint8_t>(len))) ^ b;
- }
- if (len >= 4) {
- const uint32_t a = load<uint32_t>(s);
- const uint32_t b = load<uint32_t>(s + len - 4);
- return hash64Len16(len + (a << 3), b);
- }
- if (len > 0) {
- const unsigned char a = static_cast<unsigned char>(s[0]);
- const unsigned char b = static_cast<unsigned char>(s[len >> 1]);
- const unsigned char c = static_cast<unsigned char>(s[len - 1]);
- const uint32_t y = static_cast<uint32_t>(a) + (static_cast<uint32_t>(b) << 8);
- const uint32_t z = static_cast<uint32_t>(len) + (static_cast<uint32_t>(c) << 2);
- return shiftMix(y * k2 ^ z * k3) * k2;
- }
- return k2;
-}
-
-} // namespace
-
-uint64_t cityHash64Len0To16(std::string_view sv) {
- auto len = sv.length();
- if (len > 16) {
- ALOGE("%s called with length %zu. Only hashing the first 16 chars", __FUNCTION__, len);
- len = 16;
- }
- return hash64Len0To16(sv.data(), len);
-}
-
-} // namespace android
\ No newline at end of file
diff --git a/services/surfaceflinger/DisplayHardware/Hash.h b/services/surfaceflinger/DisplayHardware/Hash.h
deleted file mode 100644
index a7b6c71..0000000
--- a/services/surfaceflinger/DisplayHardware/Hash.h
+++ /dev/null
@@ -1,27 +0,0 @@
-/*
- * Copyright 2021 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 <cstdint>
-#include <string_view>
-
-namespace android {
-
-// CityHash64 implementation that only hashes at most the first 16 characters of the given string.
-uint64_t cityHash64Len0To16(std::string_view sv);
-
-} // namespace android
\ No newline at end of file
diff --git a/services/surfaceflinger/DisplayHardware/PowerAdvisor.h b/services/surfaceflinger/DisplayHardware/PowerAdvisor.h
index 28d28f4..0db56aa 100644
--- a/services/surfaceflinger/DisplayHardware/PowerAdvisor.h
+++ b/services/surfaceflinger/DisplayHardware/PowerAdvisor.h
@@ -22,8 +22,8 @@
#include <utils/Mutex.h>
+#include <ui/DisplayIdentification.h>
#include "../Scheduler/OneShotTimer.h"
-#include "DisplayIdentification.h"
using namespace std::chrono_literals;
diff --git a/services/surfaceflinger/DisplayHardware/VirtualDisplaySurface.h b/services/surfaceflinger/DisplayHardware/VirtualDisplaySurface.h
index 7720713..307da41 100644
--- a/services/surfaceflinger/DisplayHardware/VirtualDisplaySurface.h
+++ b/services/surfaceflinger/DisplayHardware/VirtualDisplaySurface.h
@@ -25,7 +25,7 @@
#include <gui/IGraphicBufferProducer.h>
#include <ui/DisplayId.h>
-#include "DisplayIdentification.h"
+#include <ui/DisplayIdentification.h>
namespace android {
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 64a18c6..e8bc127 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -94,6 +94,7 @@
#include <type_traits>
#include <unordered_map>
+#include <ui/DisplayIdentification.h>
#include "BackgroundExecutor.h"
#include "BufferLayer.h"
#include "BufferQueueLayer.h"
@@ -103,7 +104,6 @@
#include "ContainerLayer.h"
#include "DisplayDevice.h"
#include "DisplayHardware/ComposerHal.h"
-#include "DisplayHardware/DisplayIdentification.h"
#include "DisplayHardware/FramebufferSurface.h"
#include "DisplayHardware/HWComposer.h"
#include "DisplayHardware/Hal.h"
diff --git a/services/surfaceflinger/tests/unittests/Android.bp b/services/surfaceflinger/tests/unittests/Android.bp
index bba880e..6f72387 100644
--- a/services/surfaceflinger/tests/unittests/Android.bp
+++ b/services/surfaceflinger/tests/unittests/Android.bp
@@ -50,7 +50,6 @@
"CachingTest.cpp",
"CompositionTest.cpp",
"DispSyncSourceTest.cpp",
- "DisplayIdentificationTest.cpp",
"DisplayIdGeneratorTest.cpp",
"DisplayTransactionTest.cpp",
"DisplayDevice_GetBestColorModeTest.cpp",
diff --git a/services/surfaceflinger/tests/unittests/DisplayIdentificationTest.h b/services/surfaceflinger/tests/unittests/DisplayIdentificationTest.h
deleted file mode 100644
index 1c8e5cc..0000000
--- a/services/surfaceflinger/tests/unittests/DisplayIdentificationTest.h
+++ /dev/null
@@ -1,27 +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 "DisplayHardware/DisplayIdentification.h"
-
-namespace android {
-
-const DisplayIdentificationData& getInternalEdid();
-const DisplayIdentificationData& getExternalEdid();
-const DisplayIdentificationData& getExternalEedid();
-
-} // namespace android
diff --git a/services/surfaceflinger/tests/unittests/DisplayIdentificationTestHelpers.h b/services/surfaceflinger/tests/unittests/DisplayIdentificationTestHelpers.h
new file mode 100644
index 0000000..975bc12
--- /dev/null
+++ b/services/surfaceflinger/tests/unittests/DisplayIdentificationTestHelpers.h
@@ -0,0 +1,79 @@
+/*
+ * Copyright 2022 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 <ui/DisplayIdentification.h>
+
+namespace android {
+
+template <size_t N>
+DisplayIdentificationData asDisplayIdentificationData(const unsigned char (&bytes)[N]) {
+ return DisplayIdentificationData(bytes, bytes + N - 1);
+}
+
+inline const DisplayIdentificationData& getInternalEdid() {
+ static constexpr unsigned char kInternalEdid[] =
+ "\x00\xff\xff\xff\xff\xff\xff\x00\x4c\xa3\x42\x31\x00\x00\x00\x00"
+ "\x00\x15\x01\x03\x80\x1a\x10\x78\x0a\xd3\xe5\x95\x5c\x60\x90\x27"
+ "\x19\x50\x54\x00\x00\x00\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01"
+ "\x01\x01\x01\x01\x01\x01\x9e\x1b\x00\xa0\x50\x20\x12\x30\x10\x30"
+ "\x13\x00\x05\xa3\x10\x00\x00\x19\x00\x00\x00\x0f\x00\x00\x00\x00"
+ "\x00\x00\x00\x00\x00\x23\x87\x02\x64\x00\x00\x00\x00\xfe\x00\x53"
+ "\x41\x4d\x53\x55\x4e\x47\x0a\x20\x20\x20\x20\x20\x00\x00\x00\xfe"
+ "\x00\x31\x32\x31\x41\x54\x31\x31\x2d\x38\x30\x31\x0a\x20\x00\x45";
+ static const DisplayIdentificationData data = asDisplayIdentificationData(kInternalEdid);
+ return data;
+}
+
+inline const DisplayIdentificationData& getExternalEdid() {
+ static constexpr unsigned char kExternalEdid[] =
+ "\x00\xff\xff\xff\xff\xff\xff\x00\x22\xf0\x6c\x28\x01\x01\x01\x01"
+ "\x02\x16\x01\x04\xb5\x40\x28\x78\xe2\x8d\x85\xad\x4f\x35\xb1\x25"
+ "\x0e\x50\x54\x00\x00\x00\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01"
+ "\x01\x01\x01\x01\x01\x01\xe2\x68\x00\xa0\xa0\x40\x2e\x60\x30\x20"
+ "\x36\x00\x81\x90\x21\x00\x00\x1a\xbc\x1b\x00\xa0\x50\x20\x17\x30"
+ "\x30\x20\x36\x00\x81\x90\x21\x00\x00\x1a\x00\x00\x00\xfc\x00\x48"
+ "\x50\x20\x5a\x52\x33\x30\x77\x0a\x20\x20\x20\x20\x00\x00\x00\xff"
+ "\x00\x43\x4e\x34\x32\x30\x32\x31\x33\x37\x51\x0a\x20\x20\x00\x71";
+ static const DisplayIdentificationData data = asDisplayIdentificationData(kExternalEdid);
+ return data;
+}
+
+inline const DisplayIdentificationData& getExternalEedid() {
+ // Extended EDID with timing extension.
+ static constexpr unsigned char kExternalEedid[] =
+ "\x00\xff\xff\xff\xff\xff\xff\x00\x4c\x2d\xfe\x08\x00\x00\x00\x00"
+ "\x29\x15\x01\x03\x80\x10\x09\x78\x0a\xee\x91\xa3\x54\x4c\x99\x26"
+ "\x0f\x50\x54\xbd\xef\x80\x71\x4f\x81\xc0\x81\x00\x81\x80\x95\x00"
+ "\xa9\xc0\xb3\x00\x01\x01\x02\x3a\x80\x18\x71\x38\x2d\x40\x58\x2c"
+ "\x45\x00\xa0\x5a\x00\x00\x00\x1e\x66\x21\x56\xaa\x51\x00\x1e\x30"
+ "\x46\x8f\x33\x00\xa0\x5a\x00\x00\x00\x1e\x00\x00\x00\xfd\x00\x18"
+ "\x4b\x0f\x51\x17\x00\x0a\x20\x20\x20\x20\x20\x20\x00\x00\x00\xfc"
+ "\x00\x53\x41\x4d\x53\x55\x4e\x47\x0a\x20\x20\x20\x20\x20\x01\x1d"
+ "\x02\x03\x1f\xf1\x47\x90\x04\x05\x03\x20\x22\x07\x23\x09\x07\x07"
+ "\x83\x01\x00\x00\xe2\x00\x0f\x67\x03\x0c\x00\x20\x00\xb8\x2d\x01"
+ "\x1d\x80\x18\x71\x1c\x16\x20\x58\x2c\x25\x00\xa0\x5a\x00\x00\x00"
+ "\x9e\x01\x1d\x00\x72\x51\xd0\x1e\x20\x6e\x28\x55\x00\xa0\x5a\x00"
+ "\x00\x00\x1e\x8c\x0a\xd0\x8a\x20\xe0\x2d\x10\x10\x3e\x96\x00\xa0"
+ "\x5a\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
+ "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
+ "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xc6";
+ static const DisplayIdentificationData data = asDisplayIdentificationData(kExternalEedid);
+ return data;
+}
+
+} // namespace android
\ No newline at end of file
diff --git a/services/surfaceflinger/tests/unittests/DisplayTransactionTestHelpers.h b/services/surfaceflinger/tests/unittests/DisplayTransactionTestHelpers.h
index 69ac26e..8fdbd99 100644
--- a/services/surfaceflinger/tests/unittests/DisplayTransactionTestHelpers.h
+++ b/services/surfaceflinger/tests/unittests/DisplayTransactionTestHelpers.h
@@ -22,7 +22,7 @@
#pragma clang diagnostic ignored "-Wextra"
#include <type_traits>
-#include "DisplayIdentificationTest.h"
+#include "DisplayIdentificationTestHelpers.h"
#include <binder/IPCThreadState.h>
#include <compositionengine/Display.h>
diff --git a/services/surfaceflinger/tests/unittests/HWComposerTest.cpp b/services/surfaceflinger/tests/unittests/HWComposerTest.cpp
index 765dec3..2af0480 100644
--- a/services/surfaceflinger/tests/unittests/HWComposerTest.cpp
+++ b/services/surfaceflinger/tests/unittests/HWComposerTest.cpp
@@ -36,7 +36,7 @@
#include "DisplayHardware/DisplayMode.h"
#include "DisplayHardware/HWComposer.h"
#include "DisplayHardware/Hal.h"
-#include "DisplayIdentificationTest.h"
+#include "DisplayIdentificationTestHelpers.h"
#include "mock/DisplayHardware/MockComposer.h"
#include "mock/DisplayHardware/MockHWC2.h"