diff --git a/services/inputflinger/tests/FakeEventHub.cpp b/services/inputflinger/tests/FakeEventHub.cpp
index 943de6e..e72c440 100644
--- a/services/inputflinger/tests/FakeEventHub.cpp
+++ b/services/inputflinger/tests/FakeEventHub.cpp
@@ -650,4 +650,25 @@
     }
 }
 
+bool FakeEventHub::setKernelWakeEnabled(int32_t deviceId, bool enabled) {
+    Device* device = getDevice(deviceId);
+    if (device == nullptr) {
+        return false;
+    }
+    mKernelWakeup.emplace(deviceId, enabled);
+    return true;
+}
+
+bool FakeEventHub::fakeReadKernelWakeup(int32_t deviceId) const {
+    Device* device = getDevice(deviceId);
+    if (device == nullptr) {
+        return false;
+    }
+    auto it = mKernelWakeup.find(deviceId);
+    if (it == mKernelWakeup.end()) {
+        return false;
+    }
+    return it->second;
+}
+
 } // namespace android
diff --git a/services/inputflinger/tests/FakeEventHub.h b/services/inputflinger/tests/FakeEventHub.h
index 2dfbb23..143b93b 100644
--- a/services/inputflinger/tests/FakeEventHub.h
+++ b/services/inputflinger/tests/FakeEventHub.h
@@ -94,6 +94,8 @@
     // Simulates a device light intensities, from light id to light intensities map.
     std::unordered_map<int32_t /* lightId */, std::unordered_map<LightColor, int32_t>>
             mLightIntensities;
+    // fake sysfs node path and value.
+    std::unordered_map<int32_t /*deviceId*/, bool /* wakeupNode*/> mKernelWakeup;
 
 public:
     static constexpr int32_t DEFAULT_BATTERY = 1;
@@ -158,6 +160,8 @@
     void setMtSlotValues(int32_t deviceId, int32_t axis, const std::vector<int32_t>& values);
     base::Result<std::vector<int32_t>> getMtSlotValues(int32_t deviceId, int32_t axis,
                                                        size_t slotCount) const override;
+    bool setKernelWakeEnabled(int32_t deviceId, bool enabled) override;
+    bool fakeReadKernelWakeup(int32_t deviceId) const;
 
 private:
     Device* getDevice(int32_t deviceId) const;
diff --git a/services/inputflinger/tests/InputReader_test.cpp b/services/inputflinger/tests/InputReader_test.cpp
index 6c8b65c..19b738e 100644
--- a/services/inputflinger/tests/InputReader_test.cpp
+++ b/services/inputflinger/tests/InputReader_test.cpp
@@ -1392,6 +1392,20 @@
     ASSERT_EQ(mReader->getLightColor(deviceId, /*lightId=*/1), LIGHT_BRIGHTNESS);
 }
 
+TEST_F(InputReaderTest, SetPowerWakeUp) {
+    ASSERT_NO_FATAL_FAILURE(addDevice(1, "1st", InputDeviceClass::KEYBOARD, nullptr));
+    ASSERT_NO_FATAL_FAILURE(addDevice(2, "2nd", InputDeviceClass::KEYBOARD, nullptr));
+    ASSERT_NO_FATAL_FAILURE(addDevice(3, "3rd", InputDeviceClass::KEYBOARD, nullptr));
+
+    ASSERT_EQ(mFakeEventHub->fakeReadKernelWakeup(1), false);
+
+    ASSERT_TRUE(mFakeEventHub->setKernelWakeEnabled(2, true));
+    ASSERT_EQ(mFakeEventHub->fakeReadKernelWakeup(2), true);
+
+    ASSERT_TRUE(mFakeEventHub->setKernelWakeEnabled(3, false));
+    ASSERT_EQ(mFakeEventHub->fakeReadKernelWakeup(3), false);
+}
+
 // --- InputReaderIntegrationTest ---
 
 // These tests create and interact with the InputReader only through its interface.
diff --git a/services/inputflinger/tests/InterfaceMocks.h b/services/inputflinger/tests/InterfaceMocks.h
index a43e4e4..25e2b45 100644
--- a/services/inputflinger/tests/InterfaceMocks.h
+++ b/services/inputflinger/tests/InterfaceMocks.h
@@ -180,6 +180,7 @@
     MOCK_METHOD(status_t, enableDevice, (int32_t deviceId), (override));
     MOCK_METHOD(status_t, disableDevice, (int32_t deviceId), (override));
     MOCK_METHOD(void, sysfsNodeChanged, (const std::string& sysfsNodePath), (override));
+    MOCK_METHOD(bool, setKernelWakeEnabled, (int32_t deviceId, bool enabled), (override));
 };
 
 class MockPointerChoreographerPolicyInterface : public PointerChoreographerPolicyInterface {
diff --git a/services/inputflinger/tests/fuzzers/InputReaderFuzzer.cpp b/services/inputflinger/tests/fuzzers/InputReaderFuzzer.cpp
index 5442a65..64f3c27 100644
--- a/services/inputflinger/tests/fuzzers/InputReaderFuzzer.cpp
+++ b/services/inputflinger/tests/fuzzers/InputReaderFuzzer.cpp
@@ -171,6 +171,10 @@
 
     void notifyMouseCursorFadedOnTyping() override { reader->notifyMouseCursorFadedOnTyping(); }
 
+    bool setKernelWakeEnabled(int32_t deviceId, bool enabled) override {
+        return reader->setKernelWakeEnabled(deviceId, enabled);
+    }
+
 private:
     std::unique_ptr<InputReaderInterface> reader;
 };
diff --git a/services/inputflinger/tests/fuzzers/MapperHelpers.h b/services/inputflinger/tests/fuzzers/MapperHelpers.h
index fa8270a..60c676d 100644
--- a/services/inputflinger/tests/fuzzers/MapperHelpers.h
+++ b/services/inputflinger/tests/fuzzers/MapperHelpers.h
@@ -269,6 +269,9 @@
     status_t enableDevice(int32_t deviceId) override { return mFdp->ConsumeIntegral<status_t>(); }
     status_t disableDevice(int32_t deviceId) override { return mFdp->ConsumeIntegral<status_t>(); }
     void sysfsNodeChanged(const std::string& sysfsNodePath) override {}
+    bool setKernelWakeEnabled(int32_t deviceId, bool enabled) override {
+        return mFdp->ConsumeBool();
+    }
 };
 
 class FuzzInputReaderPolicy : public InputReaderPolicyInterface {