diff --git a/power/aidl/aidl_api/android.hardware.power/current/android/hardware/power/IPowerHintSession.aidl b/power/aidl/aidl_api/android.hardware.power/current/android/hardware/power/IPowerHintSession.aidl
index 928668c..e6809da 100644
--- a/power/aidl/aidl_api/android.hardware.power/current/android/hardware/power/IPowerHintSession.aidl
+++ b/power/aidl/aidl_api/android.hardware.power/current/android/hardware/power/IPowerHintSession.aidl
@@ -40,4 +40,5 @@
   oneway void resume();
   oneway void close();
   oneway void sendHint(android.hardware.power.SessionHint hint);
+  void setThreads(in int[] threadIds);
 }
diff --git a/power/aidl/android/hardware/power/IPowerHintSession.aidl b/power/aidl/android/hardware/power/IPowerHintSession.aidl
index 4ca9c54..7db0ea1 100644
--- a/power/aidl/android/hardware/power/IPowerHintSession.aidl
+++ b/power/aidl/android/hardware/power/IPowerHintSession.aidl
@@ -20,7 +20,7 @@
 import android.hardware.power.WorkDuration;
 
 @VintfStability
-oneway interface IPowerHintSession {
+interface IPowerHintSession {
     /**
      * Updates the desired duration of a previously-created thread group.
      *
@@ -29,7 +29,7 @@
      *
      * @param targetDurationNanos the new desired duration in nanoseconds
      */
-    void updateTargetWorkDuration(long targetDurationNanos);
+    oneway void updateTargetWorkDuration(long targetDurationNanos);
 
     /**
      * Reports the actual duration of a thread group.
@@ -41,22 +41,22 @@
      * @param actualDurationMicros how long the thread group took to complete its
      *        last task in nanoseconds
      */
-    void reportActualWorkDuration(in WorkDuration[] durations);
+    oneway void reportActualWorkDuration(in WorkDuration[] durations);
 
     /**
      * Pause the session when the application is not allowed to send hint in framework.
      */
-    void pause();
+    oneway void pause();
 
     /**
      * Resume the session when the application is allowed to send hint in framework.
      */
-    void resume();
+    oneway void resume();
 
     /**
      * Close the session to release resources.
      */
-    void close();
+    oneway void close();
 
     /**
      * Gives information to the PowerHintSession about upcoming or unexpected
@@ -64,5 +64,21 @@
      *
      * @param hint The hint to provide to the PowerHintSession
      */
-    void sendHint(SessionHint hint);
+    oneway void sendHint(SessionHint hint);
+
+    /**
+     * Sets a list of threads to the power hint session. This operation will replace
+     * the current list of threads with the given list of threads. If there's already
+     * boost for the replaced threads, a reset must be performed for the replaced
+     * threads. Note that this is not an oneway method.
+     *
+     * @param threadIds The list of threads to be associated
+     * with this session.
+     *
+     * @throws ScopedAStatus Status of the operation. If status code is not
+     *    STATUS_OK, getMessage() must be populated with the human-readable
+     *    error message. If the list of thread ids is empty, EX_ILLEGAL_ARGUMENT
+     *    must be thrown.
+     */
+    void setThreads(in int[] threadIds);
 }
diff --git a/power/aidl/default/PowerHintSession.cpp b/power/aidl/default/PowerHintSession.cpp
index aa95be4..f395800 100644
--- a/power/aidl/default/PowerHintSession.cpp
+++ b/power/aidl/default/PowerHintSession.cpp
@@ -51,4 +51,12 @@
     return ScopedAStatus::ok();
 }
 
+ScopedAStatus PowerHintSession::setThreads(const std::vector<int32_t>& threadIds) {
+    if (threadIds.size() == 0) {
+        LOG(ERROR) << "Error: threadIds.size() shouldn't be " << threadIds.size();
+        return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
+    }
+    return ScopedAStatus::ok();
+}
+
 }  // namespace aidl::android::hardware::power::impl::example
diff --git a/power/aidl/default/PowerHintSession.h b/power/aidl/default/PowerHintSession.h
index 6a7627a..1d74716 100644
--- a/power/aidl/default/PowerHintSession.h
+++ b/power/aidl/default/PowerHintSession.h
@@ -32,6 +32,7 @@
     ndk::ScopedAStatus resume() override;
     ndk::ScopedAStatus close() override;
     ndk::ScopedAStatus sendHint(SessionHint hint) override;
+    ndk::ScopedAStatus setThreads(const std::vector<int32_t>& threadIds) override;
 };
 
 }  // namespace aidl::android::hardware::power::impl::example
diff --git a/power/aidl/vts/VtsHalPowerTargetTest.cpp b/power/aidl/vts/VtsHalPowerTargetTest.cpp
index e51f756..5f5ce56 100644
--- a/power/aidl/vts/VtsHalPowerTargetTest.cpp
+++ b/power/aidl/vts/VtsHalPowerTargetTest.cpp
@@ -100,6 +100,10 @@
 // target-level=7 compatibility_matrix file.
 const uint64_t kCompatibilityMatrix7ApiLevel = 33;
 
+// DEVICEs launching with Android 14 MUST meet the requirements for the
+// target-level=8 compatibility_matrix file.
+const uint64_t kCompatibilityMatrix8ApiLevel = 34;
+
 inline bool isUnknownOrUnsupported(const ndk::ScopedAStatus& status) {
     return status.getStatus() == STATUS_UNKNOWN_TRANSACTION ||
            status.getExceptionCode() == EX_UNSUPPORTED_OPERATION;
@@ -242,6 +246,27 @@
     }
 }
 
+TEST_P(PowerAidl, setThreads) {
+    std::shared_ptr<IPowerHintSession> session;
+    auto status = power->createHintSession(getpid(), getuid(), kSelfTids, 16666666L, &session);
+    if (mApiLevel < kCompatibilityMatrix7ApiLevel && !status.isOk()) {
+        EXPECT_TRUE(isUnknownOrUnsupported(status));
+        GTEST_SKIP() << "DEVICE not launching with Android 13 and beyond.";
+    }
+    ASSERT_TRUE(status.isOk());
+
+    if (mApiLevel < kCompatibilityMatrix8ApiLevel) {
+        GTEST_SKIP() << "DEVICE not launching with Android 14 and beyond.";
+    }
+
+    status = session->setThreads(kEmptyTids);
+    ASSERT_FALSE(status.isOk());
+    ASSERT_EQ(EX_ILLEGAL_ARGUMENT, status.getExceptionCode());
+
+    status = session->setThreads(kSelfTids);
+    ASSERT_TRUE(status.isOk());
+}
+
 // FIXED_PERFORMANCE mode is required for all devices which ship on Android 11
 // or later
 TEST_P(PowerAidl, hasFixedPerformance) {