diff --git a/services/surfaceflinger/tests/unittests/DisplayDevice_InitiateModeChange.cpp b/services/surfaceflinger/tests/unittests/DisplayDevice_InitiateModeChange.cpp
index 2d87ddd..b050627 100644
--- a/services/surfaceflinger/tests/unittests/DisplayDevice_InitiateModeChange.cpp
+++ b/services/surfaceflinger/tests/unittests/DisplayDevice_InitiateModeChange.cpp
@@ -43,7 +43,8 @@
         PrimaryDisplayVariant::setupNativeWindowSurfaceCreationCallExpectations(this);
         PrimaryDisplayVariant::setupHwcGetActiveConfigCallExpectations(this);
 
-        mFlinger.onComposerHalHotplug(PrimaryDisplayVariant::HWC_DISPLAY_ID, Connection::CONNECTED);
+        mFlinger.onComposerHalHotplugEvent(PrimaryDisplayVariant::HWC_DISPLAY_ID,
+                                           DisplayHotplugEvent::CONNECTED);
         mFlinger.configureAndCommit();
 
         mDisplay = PrimaryDisplayVariant::makeFakeExistingDisplayInjector(this)
diff --git a/services/surfaceflinger/tests/unittests/HWComposerTest.cpp b/services/surfaceflinger/tests/unittests/HWComposerTest.cpp
index 788fa51..67c52c8 100644
--- a/services/surfaceflinger/tests/unittests/HWComposerTest.cpp
+++ b/services/surfaceflinger/tests/unittests/HWComposerTest.cpp
@@ -57,6 +57,7 @@
 
 using Hwc2::Config;
 
+using ::aidl::android::hardware::graphics::common::DisplayHotplugEvent;
 using ::aidl::android::hardware::graphics::composer3::RefreshRateChangedDebugData;
 using hal::IComposerClient;
 using ::testing::_;
@@ -555,7 +556,8 @@
 }
 
 struct MockHWC2ComposerCallback final : StrictMock<HWC2::ComposerCallback> {
-    MOCK_METHOD2(onComposerHalHotplug, void(hal::HWDisplayId, hal::Connection));
+    MOCK_METHOD(void, onComposerHalHotplugEvent, (hal::HWDisplayId, DisplayHotplugEvent),
+                (override));
     MOCK_METHOD1(onComposerHalRefresh, void(hal::HWDisplayId));
     MOCK_METHOD3(onComposerHalVsync,
                  void(hal::HWDisplayId, int64_t timestamp, std::optional<hal::VsyncPeriodNanos>));
diff --git a/services/surfaceflinger/tests/unittests/SurfaceFlinger_DisplayModeSwitching.cpp b/services/surfaceflinger/tests/unittests/SurfaceFlinger_DisplayModeSwitching.cpp
index aeac80d..8b76aec 100644
--- a/services/surfaceflinger/tests/unittests/SurfaceFlinger_DisplayModeSwitching.cpp
+++ b/services/surfaceflinger/tests/unittests/SurfaceFlinger_DisplayModeSwitching.cpp
@@ -46,7 +46,8 @@
 
         setupScheduler(selectorPtr);
 
-        mFlinger.onComposerHalHotplug(PrimaryDisplayVariant::HWC_DISPLAY_ID, Connection::CONNECTED);
+        mFlinger.onComposerHalHotplugEvent(PrimaryDisplayVariant::HWC_DISPLAY_ID,
+                                           DisplayHotplugEvent::CONNECTED);
         mFlinger.configureAndCommit();
 
         auto vsyncController = std::make_unique<mock::VsyncController>();
diff --git a/services/surfaceflinger/tests/unittests/SurfaceFlinger_HotplugTest.cpp b/services/surfaceflinger/tests/unittests/SurfaceFlinger_HotplugTest.cpp
index 1210d0b..a270dc9 100644
--- a/services/surfaceflinger/tests/unittests/SurfaceFlinger_HotplugTest.cpp
+++ b/services/surfaceflinger/tests/unittests/SurfaceFlinger_HotplugTest.cpp
@@ -27,10 +27,10 @@
     EXPECT_CALL(*mFlinger.scheduler(), scheduleConfigure()).Times(2);
 
     constexpr HWDisplayId hwcDisplayId1 = 456;
-    mFlinger.onComposerHalHotplug(hwcDisplayId1, Connection::CONNECTED);
+    mFlinger.onComposerHalHotplugEvent(hwcDisplayId1, DisplayHotplugEvent::CONNECTED);
 
     constexpr HWDisplayId hwcDisplayId2 = 654;
-    mFlinger.onComposerHalHotplug(hwcDisplayId2, Connection::DISCONNECTED);
+    mFlinger.onComposerHalHotplugEvent(hwcDisplayId2, DisplayHotplugEvent::DISCONNECTED);
 
     const auto& pendingEvents = mFlinger.mutablePendingHotplugEvents();
     ASSERT_EQ(2u, pendingEvents.size());
@@ -45,7 +45,7 @@
     EXPECT_CALL(*mFlinger.scheduler(), scheduleFrame()).Times(1);
 
     constexpr HWDisplayId displayId1 = 456;
-    mFlinger.onComposerHalHotplug(displayId1, Connection::DISCONNECTED);
+    mFlinger.onComposerHalHotplugEvent(displayId1, DisplayHotplugEvent::DISCONNECTED);
     mFlinger.configure();
 
     // The configure stage should consume the hotplug queue and produce a display transaction.
diff --git a/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h b/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
index bca14f5..dd30aff 100644
--- a/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
+++ b/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
@@ -463,8 +463,8 @@
         mFlinger->commitTransactionsLocked(transactionFlags);
     }
 
-    void onComposerHalHotplug(hal::HWDisplayId hwcDisplayId, hal::Connection connection) {
-        mFlinger->onComposerHalHotplug(hwcDisplayId, connection);
+    void onComposerHalHotplugEvent(hal::HWDisplayId hwcDisplayId, DisplayHotplugEvent event) {
+        mFlinger->onComposerHalHotplugEvent(hwcDisplayId, event);
     }
 
     auto setDisplayStateLocked(const DisplayState& s) {