diff --git a/audio/aidl/vts/VtsHalAECTargetTest.cpp b/audio/aidl/vts/VtsHalAECTargetTest.cpp
index 53b6757..c007f18 100644
--- a/audio/aidl/vts/VtsHalAECTargetTest.cpp
+++ b/audio/aidl/vts/VtsHalAECTargetTest.cpp
@@ -139,12 +139,12 @@
 };
 
 TEST_P(AECParamTest, SetAndGetEchoDelay) {
-    EXPECT_NO_FATAL_FAILURE(addEchoDelayParam(mEchoDelay));
+    addEchoDelayParam(mEchoDelay);
     SetAndGetParameters();
 }
 
 TEST_P(AECParamTest, SetAndGetMobileMode) {
-    EXPECT_NO_FATAL_FAILURE(addMobileModeParam(mMobileMode));
+    addMobileModeParam(mMobileMode);
     SetAndGetParameters();
 }
 
diff --git a/audio/aidl/vts/VtsHalAGC1TargetTest.cpp b/audio/aidl/vts/VtsHalAGC1TargetTest.cpp
index f14afbc..72a2d5e 100644
--- a/audio/aidl/vts/VtsHalAGC1TargetTest.cpp
+++ b/audio/aidl/vts/VtsHalAGC1TargetTest.cpp
@@ -139,17 +139,17 @@
 };
 
 TEST_P(AGC1ParamTest, SetAndGetTargetPeakLevelParam) {
-    EXPECT_NO_FATAL_FAILURE(addTargetPeakLevelParam(mTargetPeakLevel));
+    addTargetPeakLevelParam(mTargetPeakLevel);
     SetAndGetParameters();
 }
 
 TEST_P(AGC1ParamTest, SetAndGetMaxCompressionGain) {
-    EXPECT_NO_FATAL_FAILURE(addMaxCompressionGainParam(mMaxCompressionGain));
+    addMaxCompressionGainParam(mMaxCompressionGain);
     SetAndGetParameters();
 }
 
 TEST_P(AGC1ParamTest, SetAndGetEnableLimiter) {
-    EXPECT_NO_FATAL_FAILURE(addEnableLimiterParam(mEnableLimiter));
+    addEnableLimiterParam(mEnableLimiter);
     SetAndGetParameters();
 }
 
diff --git a/audio/aidl/vts/VtsHalAGC2TargetTest.cpp b/audio/aidl/vts/VtsHalAGC2TargetTest.cpp
index 048d540..ccac8c5 100644
--- a/audio/aidl/vts/VtsHalAGC2TargetTest.cpp
+++ b/audio/aidl/vts/VtsHalAGC2TargetTest.cpp
@@ -145,17 +145,17 @@
 };
 
 TEST_P(AGC2ParamTest, SetAndGetDigitalGainParam) {
-    EXPECT_NO_FATAL_FAILURE(addDigitalGainParam(mGain));
+    addDigitalGainParam(mGain);
     SetAndGetParameters();
 }
 
 TEST_P(AGC2ParamTest, SetAndGetSaturationMargin) {
-    EXPECT_NO_FATAL_FAILURE(addSaturationMarginParam(mMargin));
+    addSaturationMarginParam(mMargin);
     SetAndGetParameters();
 }
 
 TEST_P(AGC2ParamTest, SetAndGetLevelEstimator) {
-    EXPECT_NO_FATAL_FAILURE(addLevelEstimatorParam(mLevelEstimator));
+    addLevelEstimatorParam(mLevelEstimator);
     SetAndGetParameters();
 }
 
diff --git a/audio/aidl/vts/VtsHalDynamicsProcessingTest.cpp b/audio/aidl/vts/VtsHalDynamicsProcessingTest.cpp
index 3b1f3d9..37441f0 100644
--- a/audio/aidl/vts/VtsHalDynamicsProcessingTest.cpp
+++ b/audio/aidl/vts/VtsHalDynamicsProcessingTest.cpp
@@ -542,7 +542,7 @@
 };
 
 TEST_P(DynamicsProcessingTestEngineArchitecture, SetAndGetEngineArch) {
-    EXPECT_NO_FATAL_FAILURE(addEngineConfig(mCfg));
+    addEngineConfig(mCfg);
     ASSERT_NO_FATAL_FAILURE(SetAndGetDynamicsProcessingParameters());
 }
 
@@ -594,7 +594,7 @@
 };
 
 TEST_P(DynamicsProcessingTestInputGain, SetAndGetInputGain) {
-    EXPECT_NO_FATAL_FAILURE(addInputGain(mInputGain));
+    addInputGain(mInputGain);
     ASSERT_NO_FATAL_FAILURE(SetAndGetDynamicsProcessingParameters());
 }
 
@@ -652,7 +652,7 @@
             mInputGain.push_back(DynamicsProcessing::InputGain(i, gainDb));
         }
         std::vector<float> output(mInput.size());
-        EXPECT_NO_FATAL_FAILURE(addInputGain(mInputGain));
+        addInputGain(mInputGain);
         EXPECT_NO_FATAL_FAILURE(setParamsAndProcess(mInput, output));
         if (!isAllParamsValid()) {
             continue;
@@ -719,8 +719,8 @@
 };
 
 TEST_P(DynamicsProcessingTestLimiterConfig, SetAndGetLimiterConfig) {
-    EXPECT_NO_FATAL_FAILURE(addEngineConfig(mEngineConfigPreset));
-    EXPECT_NO_FATAL_FAILURE(addLimiterConfig(mLimiterConfigList));
+    addEngineConfig(mEngineConfigPreset);
+    addLimiterConfig(mLimiterConfigList);
     ASSERT_NO_FATAL_FAILURE(SetAndGetDynamicsProcessingParameters());
 }
 
@@ -782,8 +782,8 @@
     }
 
     void setLimiterParamsAndProcess(std::vector<float>& input, std::vector<float>& output) {
-        EXPECT_NO_FATAL_FAILURE(addEngineConfig(mEngineConfigPreset));
-        EXPECT_NO_FATAL_FAILURE(addLimiterConfig(mLimiterConfigList));
+        addEngineConfig(mEngineConfigPreset);
+        addLimiterConfig(mLimiterConfigList);
         EXPECT_NO_FATAL_FAILURE(setParamsAndProcess(input, output));
     }
 
@@ -937,20 +937,20 @@
 };
 
 TEST_P(DynamicsProcessingTestChannelConfig, SetAndGetPreEqChannelConfig) {
-    EXPECT_NO_FATAL_FAILURE(addEngineConfig(mEngineConfigPreset));
-    EXPECT_NO_FATAL_FAILURE(addPreEqChannelConfig(mCfg));
+    addEngineConfig(mEngineConfigPreset);
+    addPreEqChannelConfig(mCfg);
     ASSERT_NO_FATAL_FAILURE(SetAndGetDynamicsProcessingParameters());
 }
 
 TEST_P(DynamicsProcessingTestChannelConfig, SetAndGetPostEqChannelConfig) {
-    EXPECT_NO_FATAL_FAILURE(addEngineConfig(mEngineConfigPreset));
-    EXPECT_NO_FATAL_FAILURE(addPostEqChannelConfig(mCfg));
+    addEngineConfig(mEngineConfigPreset);
+    addPostEqChannelConfig(mCfg);
     ASSERT_NO_FATAL_FAILURE(SetAndGetDynamicsProcessingParameters());
 }
 
 TEST_P(DynamicsProcessingTestChannelConfig, SetAndGetMbcChannelConfig) {
-    EXPECT_NO_FATAL_FAILURE(addEngineConfig(mEngineConfigPreset));
-    EXPECT_NO_FATAL_FAILURE(addMbcChannelConfig(mCfg));
+    addEngineConfig(mEngineConfigPreset);
+    addMbcChannelConfig(mCfg);
     ASSERT_NO_FATAL_FAILURE(SetAndGetDynamicsProcessingParameters());
 }
 
@@ -1018,27 +1018,27 @@
 
 TEST_P(DynamicsProcessingTestEqBandConfig, SetAndGetPreEqBandConfig) {
     mEngineConfigPreset.preEqStage.bandCount = mCfgs.size();
-    EXPECT_NO_FATAL_FAILURE(addEngineConfig(mEngineConfigPreset));
+    addEngineConfig(mEngineConfigPreset);
     std::vector<DynamicsProcessing::ChannelConfig> cfgs(mChannelCount);
     for (int i = 0; i < mChannelCount; i++) {
         cfgs[i].channel = i;
         cfgs[i].enable = true;
     }
-    EXPECT_NO_FATAL_FAILURE(addPreEqChannelConfig(cfgs));
-    EXPECT_NO_FATAL_FAILURE(addPreEqBandConfigs(mCfgs));
+    addPreEqChannelConfig(cfgs);
+    addPreEqBandConfigs(mCfgs);
     ASSERT_NO_FATAL_FAILURE(SetAndGetDynamicsProcessingParameters());
 }
 
 TEST_P(DynamicsProcessingTestEqBandConfig, SetAndGetPostEqBandConfig) {
     mEngineConfigPreset.postEqStage.bandCount = mCfgs.size();
-    EXPECT_NO_FATAL_FAILURE(addEngineConfig(mEngineConfigPreset));
+    addEngineConfig(mEngineConfigPreset);
     std::vector<DynamicsProcessing::ChannelConfig> cfgs(mChannelCount);
     for (int i = 0; i < mChannelCount; i++) {
         cfgs[i].channel = i;
         cfgs[i].enable = true;
     }
-    EXPECT_NO_FATAL_FAILURE(addPostEqChannelConfig(cfgs));
-    EXPECT_NO_FATAL_FAILURE(addPostEqBandConfigs(mCfgs));
+    addPostEqChannelConfig(cfgs);
+    addPostEqBandConfigs(mCfgs);
     ASSERT_NO_FATAL_FAILURE(SetAndGetDynamicsProcessingParameters());
 }
 
@@ -1185,14 +1185,14 @@
 
 TEST_P(DynamicsProcessingTestMbcBandConfig, SetAndGetMbcBandConfig) {
     mEngineConfigPreset.mbcStage.bandCount = mCfgs.size();
-    EXPECT_NO_FATAL_FAILURE(addEngineConfig(mEngineConfigPreset));
+    addEngineConfig(mEngineConfigPreset);
     std::vector<DynamicsProcessing::ChannelConfig> cfgs(mChannelCount);
     for (int i = 0; i < mChannelCount; i++) {
         cfgs[i].channel = i;
         cfgs[i].enable = true;
     }
-    EXPECT_NO_FATAL_FAILURE(addMbcChannelConfig(cfgs));
-    EXPECT_NO_FATAL_FAILURE(addMbcBandConfigs(mCfgs));
+    addMbcChannelConfig(cfgs);
+    addMbcBandConfigs(mCfgs);
     ASSERT_NO_FATAL_FAILURE(SetAndGetDynamicsProcessingParameters());
 }
 
diff --git a/audio/aidl/vts/VtsHalNSTargetTest.cpp b/audio/aidl/vts/VtsHalNSTargetTest.cpp
index a50e1b4..c5a9bad 100644
--- a/audio/aidl/vts/VtsHalNSTargetTest.cpp
+++ b/audio/aidl/vts/VtsHalNSTargetTest.cpp
@@ -140,12 +140,12 @@
 };
 
 TEST_P(NSParamTest, SetAndGetLevel) {
-    EXPECT_NO_FATAL_FAILURE(addLevelParam(mLevel));
+    addLevelParam(mLevel);
     SetAndGetParameters();
 }
 
 TEST_P(NSParamTest, SetAndGetType) {
-    EXPECT_NO_FATAL_FAILURE(addLevelParam(mLevel));
+    addLevelParam(mLevel);
     SetAndGetParameters();
 }
 
diff --git a/audio/aidl/vts/VtsHalVisualizerTargetTest.cpp b/audio/aidl/vts/VtsHalVisualizerTargetTest.cpp
index a942521..3b07809 100644
--- a/audio/aidl/vts/VtsHalVisualizerTargetTest.cpp
+++ b/audio/aidl/vts/VtsHalVisualizerTargetTest.cpp
@@ -189,22 +189,22 @@
 };
 
 TEST_P(VisualizerParamTest, SetAndGetCaptureSize) {
-    ASSERT_NO_FATAL_FAILURE(addCaptureSizeParam(mCaptureSize));
+    addCaptureSizeParam(mCaptureSize);
     ASSERT_NO_FATAL_FAILURE(SetAndGetParameters());
 }
 
 TEST_P(VisualizerParamTest, SetAndGetScalingMode) {
-    ASSERT_NO_FATAL_FAILURE(addScalingModeParam(mScalingMode));
+    addScalingModeParam(mScalingMode);
     ASSERT_NO_FATAL_FAILURE(SetAndGetParameters());
 }
 
 TEST_P(VisualizerParamTest, SetAndGetMeasurementMode) {
-    ASSERT_NO_FATAL_FAILURE(addMeasurementModeParam(mMeasurementMode));
+    addMeasurementModeParam(mMeasurementMode);
     ASSERT_NO_FATAL_FAILURE(SetAndGetParameters());
 }
 
 TEST_P(VisualizerParamTest, SetAndGetLatency) {
-    ASSERT_NO_FATAL_FAILURE(addLatencyParam(mLatency));
+    addLatencyParam(mLatency);
     ASSERT_NO_FATAL_FAILURE(SetAndGetParameters());
 }
 
@@ -212,10 +212,10 @@
     SKIP_TEST_IF_DATA_UNSUPPORTED(mDescriptor.common.flags);
 
     bool allParamsValid = true;
-    ASSERT_NO_FATAL_FAILURE(addCaptureSizeParam(mCaptureSize));
-    ASSERT_NO_FATAL_FAILURE(addScalingModeParam(mScalingMode));
-    ASSERT_NO_FATAL_FAILURE(addMeasurementModeParam(mMeasurementMode));
-    ASSERT_NO_FATAL_FAILURE(addLatencyParam(mLatency));
+    addCaptureSizeParam(mCaptureSize);
+    addScalingModeParam(mScalingMode);
+    addMeasurementModeParam(mMeasurementMode);
+    addLatencyParam(mLatency);
     ASSERT_NO_FATAL_FAILURE(SetAndGetParameters(&allParamsValid));
 
     Parameter getParam;
@@ -276,9 +276,9 @@
 
     for (float maxAudioSampleValue : testMaxAudioSampleValueList) {
         bool allParamsValid = true;
-        ASSERT_NO_FATAL_FAILURE(addCaptureSizeParam(mCaptureSize));
-        ASSERT_NO_FATAL_FAILURE(addScalingModeParam(mScalingMode));
-        ASSERT_NO_FATAL_FAILURE(addLatencyParam(mLatency));
+        addCaptureSizeParam(mCaptureSize);
+        addScalingModeParam(mScalingMode);
+        addLatencyParam(mLatency);
         ASSERT_NO_FATAL_FAILURE(SetAndGetParameters(&allParamsValid));
 
         generateSineWave(std::vector<int>{1000}, mInputBuffer, maxAudioSampleValue,
diff --git a/automotive/vehicle/aidl/impl/current/default_config/JsonConfigLoader/src/JsonConfigLoader.cpp b/automotive/vehicle/aidl/impl/current/default_config/JsonConfigLoader/src/JsonConfigLoader.cpp
index 7a1f0e0..f910beb 100644
--- a/automotive/vehicle/aidl/impl/current/default_config/JsonConfigLoader/src/JsonConfigLoader.cpp
+++ b/automotive/vehicle/aidl/impl/current/default_config/JsonConfigLoader/src/JsonConfigLoader.cpp
@@ -58,6 +58,7 @@
 using ::aidl::android::hardware::automotive::vehicle::GsrComplianceRequirementType;
 using ::aidl::android::hardware::automotive::vehicle::HandsOnDetectionDriverState;
 using ::aidl::android::hardware::automotive::vehicle::HandsOnDetectionWarning;
+using ::aidl::android::hardware::automotive::vehicle::HasSupportedValueInfo;
 using ::aidl::android::hardware::automotive::vehicle::ImpactSensorLocation;
 using ::aidl::android::hardware::automotive::vehicle::LaneCenteringAssistCommand;
 using ::aidl::android::hardware::automotive::vehicle::LaneCenteringAssistState;
@@ -600,6 +601,22 @@
         if (!supportedEnumValues.empty()) {
             areaConfig.supportedEnumValues = std::move(supportedEnumValues);
         }
+
+        if (jsonAreaConfig.isMember("hasSupportedValueInfo")) {
+            HasSupportedValueInfo hasSupportedValueInfo = HasSupportedValueInfo{};
+            const Json::Value& jsonHasSupportedValueInfo = jsonAreaConfig["hasSupportedValueInfo"];
+            tryParseJsonValueToVariable(jsonHasSupportedValueInfo, "hasMinSupportedValue",
+                                        /*optional=*/true,
+                                        &hasSupportedValueInfo.hasMinSupportedValue, errors);
+            tryParseJsonValueToVariable(jsonHasSupportedValueInfo, "hasMaxSupportedValue",
+                                        /*optional=*/true,
+                                        &hasSupportedValueInfo.hasMaxSupportedValue, errors);
+            tryParseJsonValueToVariable(jsonHasSupportedValueInfo, "hasSupportedValuesList",
+                                        /*optional=*/true,
+                                        &hasSupportedValueInfo.hasSupportedValuesList, errors);
+            areaConfig.hasSupportedValueInfo = std::move(hasSupportedValueInfo);
+        }
+
         config->config.areaConfigs.push_back(std::move(areaConfig));
 
         RawPropValues areaValue = {};
diff --git a/automotive/vehicle/aidl/impl/current/default_config/JsonConfigLoader/test/JsonConfigLoaderUnitTest.cpp b/automotive/vehicle/aidl/impl/current/default_config/JsonConfigLoader/test/JsonConfigLoaderUnitTest.cpp
index 54afbd4..595c2ed 100644
--- a/automotive/vehicle/aidl/impl/current/default_config/JsonConfigLoader/test/JsonConfigLoaderUnitTest.cpp
+++ b/automotive/vehicle/aidl/impl/current/default_config/JsonConfigLoader/test/JsonConfigLoaderUnitTest.cpp
@@ -26,6 +26,7 @@
 namespace automotive {
 namespace vehicle {
 
+using ::aidl::android::hardware::automotive::vehicle::HasSupportedValueInfo;
 using ::aidl::android::hardware::automotive::vehicle::RawPropValues;
 using ::aidl::android::hardware::automotive::vehicle::VehicleAreaConfig;
 using ::aidl::android::hardware::automotive::vehicle::VehiclePropConfig;
@@ -803,6 +804,108 @@
     ASSERT_EQ(areaConfig2.areaId, 1);
 }
 
+TEST_F(JsonConfigLoaderUnitTest, testHasSupportedValueInfo_allTrue) {
+    std::istringstream iss(R"(
+    {
+        "properties": [{
+            "property": "VehicleProperty::CABIN_LIGHTS_SWITCH",
+            "areas": [{
+                "access": "VehiclePropertyAccess::WRITE",
+                "areaId": 0,
+                "hasSupportedValueInfo": {
+                    "hasMinSupportedValue": true,
+                    "hasMaxSupportedValue": true,
+                    "hasSupportedValuesList": true
+                }
+            }],
+            "access": "VehiclePropertyAccess::READ",
+        }]
+    }
+    )");
+
+    auto result = mLoader.loadPropConfig(iss);
+    ASSERT_TRUE(result.ok());
+
+    auto configs = result.value();
+    ASSERT_EQ(configs.size(), 1u);
+
+    const VehiclePropConfig& config = configs.begin()->second.config;
+    ASSERT_EQ(config.access, VehiclePropertyAccess::READ);
+    ASSERT_EQ(config.areaConfigs.size(), 1u);
+
+    const VehicleAreaConfig& areaConfig = config.areaConfigs[0];
+    ASSERT_EQ(areaConfig.hasSupportedValueInfo, HasSupportedValueInfo({
+                                                        .hasMinSupportedValue = true,
+                                                        .hasMaxSupportedValue = true,
+                                                        .hasSupportedValuesList = true,
+                                                }));
+}
+
+TEST_F(JsonConfigLoaderUnitTest, testHasSupportedValueInfo_allFalse) {
+    std::istringstream iss(R"(
+    {
+        "properties": [{
+            "property": "VehicleProperty::CABIN_LIGHTS_SWITCH",
+            "areas": [{
+                "access": "VehiclePropertyAccess::WRITE",
+                "areaId": 0,
+                "hasSupportedValueInfo": {
+                    "hasMinSupportedValue": false,
+                    "hasMaxSupportedValue": false,
+                    "hasSupportedValuesList": false
+                }
+            }],
+            "access": "VehiclePropertyAccess::READ",
+        }]
+    }
+    )");
+
+    auto result = mLoader.loadPropConfig(iss);
+    ASSERT_TRUE(result.ok());
+
+    auto configs = result.value();
+    ASSERT_EQ(configs.size(), 1u);
+
+    const VehiclePropConfig& config = configs.begin()->second.config;
+    ASSERT_EQ(config.access, VehiclePropertyAccess::READ);
+    ASSERT_EQ(config.areaConfigs.size(), 1u);
+
+    const VehicleAreaConfig& areaConfig = config.areaConfigs[0];
+    ASSERT_EQ(areaConfig.hasSupportedValueInfo, HasSupportedValueInfo({
+                                                        .hasMinSupportedValue = false,
+                                                        .hasMaxSupportedValue = false,
+                                                        .hasSupportedValuesList = false,
+                                                }));
+}
+
+TEST_F(JsonConfigLoaderUnitTest, testHasSupportedValueInfo_unspecified) {
+    std::istringstream iss(R"(
+    {
+        "properties": [{
+            "property": "VehicleProperty::CABIN_LIGHTS_SWITCH",
+            "areas": [{
+                "access": "VehiclePropertyAccess::WRITE",
+                "areaId": 0
+            }],
+            "access": "VehiclePropertyAccess::READ",
+        }]
+    }
+    )");
+
+    auto result = mLoader.loadPropConfig(iss);
+    ASSERT_TRUE(result.ok());
+
+    auto configs = result.value();
+    ASSERT_EQ(configs.size(), 1u);
+
+    const VehiclePropConfig& config = configs.begin()->second.config;
+    ASSERT_EQ(config.access, VehiclePropertyAccess::READ);
+    ASSERT_EQ(config.areaConfigs.size(), 1u);
+
+    const VehicleAreaConfig& areaConfig = config.areaConfigs[0];
+    ASSERT_EQ(areaConfig.hasSupportedValueInfo, std::nullopt);
+}
+
 }  // namespace vehicle
 }  // namespace automotive
 }  // namespace hardware
diff --git a/automotive/vehicle/aidl/impl/current/default_config/config/TestProperties.json b/automotive/vehicle/aidl/impl/current/default_config/config/TestProperties.json
index 73e4d44..83debf7 100644
--- a/automotive/vehicle/aidl/impl/current/default_config/config/TestProperties.json
+++ b/automotive/vehicle/aidl/impl/current/default_config/config/TestProperties.json
@@ -99,12 +99,15 @@
                 {
                     "defaultValue": {
                         "int32Values": [
-                            1
+                            2
                         ]
                     },
                     "areaId": "VehicleAreaWindow::FRONT_WINDSHIELD",
-                    "minInt32Value": -100,
-                    "maxInt32Value": 100
+                    "hasSupportedValueInfo": {
+                        "hasMinSupportedValue": true,
+                        "hasMaxSupportedValue": true,
+                        "hasSupportedValuesList": true
+                    }
                 },
                 {
                     "defaultValue": {
diff --git a/automotive/vehicle/aidl/impl/current/fake_impl/hardware/include/FakeVehicleHardware.h b/automotive/vehicle/aidl/impl/current/fake_impl/hardware/include/FakeVehicleHardware.h
index 5916307..b7ada62 100644
--- a/automotive/vehicle/aidl/impl/current/fake_impl/hardware/include/FakeVehicleHardware.h
+++ b/automotive/vehicle/aidl/impl/current/fake_impl/hardware/include/FakeVehicleHardware.h
@@ -108,6 +108,12 @@
     aidl::android::hardware::automotive::vehicle::StatusCode unsubscribe(int32_t propId,
                                                                          int32_t areaId) override;
 
+    std::vector<aidlvhal::MinMaxSupportedValueResult> getMinMaxSupportedValues(
+            const std::vector<PropIdAreaId>& propIdAreaIds) override;
+
+    std::vector<aidlvhal::SupportedValuesListResult> getSupportedValuesLists(
+            const std::vector<PropIdAreaId>& propIdAreaIds) override;
+
   protected:
     // mValuePool is also used in mServerSidePropStore.
     const std::shared_ptr<VehiclePropValuePool> mValuePool;
diff --git a/automotive/vehicle/aidl/impl/current/fake_impl/hardware/src/FakeVehicleHardware.cpp b/automotive/vehicle/aidl/impl/current/fake_impl/hardware/src/FakeVehicleHardware.cpp
index 52daf68..f1aaefc 100644
--- a/automotive/vehicle/aidl/impl/current/fake_impl/hardware/src/FakeVehicleHardware.cpp
+++ b/automotive/vehicle/aidl/impl/current/fake_impl/hardware/src/FakeVehicleHardware.cpp
@@ -62,11 +62,13 @@
 using ::aidl::android::hardware::automotive::vehicle::ErrorState;
 using ::aidl::android::hardware::automotive::vehicle::GetValueRequest;
 using ::aidl::android::hardware::automotive::vehicle::GetValueResult;
+using ::aidl::android::hardware::automotive::vehicle::MinMaxSupportedValueResult;
 using ::aidl::android::hardware::automotive::vehicle::RawPropValues;
 using ::aidl::android::hardware::automotive::vehicle::SetValueRequest;
 using ::aidl::android::hardware::automotive::vehicle::SetValueResult;
 using ::aidl::android::hardware::automotive::vehicle::StatusCode;
 using ::aidl::android::hardware::automotive::vehicle::SubscribeOptions;
+using ::aidl::android::hardware::automotive::vehicle::SupportedValuesListResult;
 using ::aidl::android::hardware::automotive::vehicle::toString;
 using ::aidl::android::hardware::automotive::vehicle::VehicleApPowerStateReport;
 using ::aidl::android::hardware::automotive::vehicle::VehicleApPowerStateReq;
@@ -2299,6 +2301,62 @@
     return StatusCode::OK;
 }
 
+std::vector<MinMaxSupportedValueResult> FakeVehicleHardware::getMinMaxSupportedValues(
+        const std::vector<PropIdAreaId>& propIdAreaIds) {
+    std::vector<MinMaxSupportedValueResult> results;
+    // We only support VENDOR_EXTENSION_INT_PROPERTY
+    for (const auto& propIdAreaId : propIdAreaIds) {
+        int propId = propIdAreaId.propId;
+        int areaId = propIdAreaId.areaId;
+        if (propId != toInt(TestVendorProperty::VENDOR_EXTENSION_INT_PROPERTY)) {
+            results.push_back(MinMaxSupportedValueResult{
+                    .status = StatusCode::INVALID_ARG,
+            });
+            continue;
+        }
+        results.push_back(MinMaxSupportedValueResult{
+                .status = StatusCode::OK,
+                .minSupportedValue =
+                        RawPropValues{
+                                .int32Values = {0},
+                        },
+                .maxSupportedValue =
+                        RawPropValues{
+                                .int32Values = {10},
+                        },
+        });
+    }
+    return results;
+}
+
+std::vector<SupportedValuesListResult> FakeVehicleHardware::getSupportedValuesLists(
+        const std::vector<PropIdAreaId>& propIdAreaIds) {
+    std::vector<SupportedValuesListResult> results;
+    // We only support VENDOR_EXTENSION_INT_PROPERTY
+    for (const auto& propIdAreaId : propIdAreaIds) {
+        int propId = propIdAreaId.propId;
+        int areaId = propIdAreaId.areaId;
+        if (propId != toInt(TestVendorProperty::VENDOR_EXTENSION_INT_PROPERTY)) {
+            results.push_back(SupportedValuesListResult{
+                    .status = StatusCode::INVALID_ARG,
+            });
+            continue;
+        }
+        results.push_back(SupportedValuesListResult{
+                .status = StatusCode::OK,
+                .supportedValuesList = std::vector<std::optional<RawPropValues>>({
+                        RawPropValues{.int32Values = {0}},
+                        RawPropValues{.int32Values = {2}},
+                        RawPropValues{.int32Values = {4}},
+                        RawPropValues{.int32Values = {6}},
+                        RawPropValues{.int32Values = {8}},
+                        RawPropValues{.int32Values = {10}},
+                }),
+        });
+    }
+    return results;
+}
+
 bool FakeVehicleHardware::isVariableUpdateRateSupported(const VehiclePropConfig& vehiclePropConfig,
                                                         int32_t areaId) {
     for (size_t i = 0; i < vehiclePropConfig.areaConfigs.size(); i++) {
diff --git a/automotive/vehicle/aidl/impl/current/fake_impl/hardware/test/FakeVehicleHardwareTest.cpp b/automotive/vehicle/aidl/impl/current/fake_impl/hardware/test/FakeVehicleHardwareTest.cpp
index f6098ca..29a690b 100644
--- a/automotive/vehicle/aidl/impl/current/fake_impl/hardware/test/FakeVehicleHardwareTest.cpp
+++ b/automotive/vehicle/aidl/impl/current/fake_impl/hardware/test/FakeVehicleHardwareTest.cpp
@@ -3884,6 +3884,44 @@
     }
 }
 
+TEST_F(FakeVehicleHardwareTest, testGetMinMaxSupportedValues) {
+    auto results = getHardware()->getMinMaxSupportedValues({
+            PropIdAreaId{.propId = toInt(TestVendorProperty::VENDOR_EXTENSION_INT_PROPERTY),
+                         .areaId = 0},
+            PropIdAreaId{.propId = toInt(VehicleProperty::HVAC_TEMPERATURE_SET), .areaId = 0},
+    });
+
+    ASSERT_EQ(results.size(), 2u);
+    EXPECT_EQ(results[0].status, StatusCode::OK);
+    EXPECT_NE(results[0].minSupportedValue, std::nullopt);
+    EXPECT_EQ(results[0].minSupportedValue.value(), RawPropValues{.int32Values = {0}});
+    EXPECT_NE(results[0].maxSupportedValue, std::nullopt);
+    EXPECT_EQ(results[0].maxSupportedValue.value(), RawPropValues{.int32Values = {10}});
+    EXPECT_EQ(results[1].status, StatusCode::INVALID_ARG);
+}
+
+TEST_F(FakeVehicleHardwareTest, testGetSupportedValuesLists) {
+    auto results = getHardware()->getSupportedValuesLists({
+            PropIdAreaId{.propId = toInt(TestVendorProperty::VENDOR_EXTENSION_INT_PROPERTY),
+                         .areaId = 0},
+            PropIdAreaId{.propId = toInt(VehicleProperty::HVAC_TEMPERATURE_SET), .areaId = 0},
+    });
+
+    ASSERT_EQ(results.size(), 2u);
+    EXPECT_EQ(results[0].status, StatusCode::OK);
+    EXPECT_NE(results[0].supportedValuesList, std::nullopt);
+    EXPECT_NE((results[0].supportedValuesList)->size(), 0u);
+    EXPECT_EQ(results[0].supportedValuesList.value(), std::vector<std::optional<RawPropValues>>({
+                                                              RawPropValues{.int32Values = {0}},
+                                                              RawPropValues{.int32Values = {2}},
+                                                              RawPropValues{.int32Values = {4}},
+                                                              RawPropValues{.int32Values = {6}},
+                                                              RawPropValues{.int32Values = {8}},
+                                                              RawPropValues{.int32Values = {10}},
+                                                      }));
+    EXPECT_EQ(results[1].status, StatusCode::INVALID_ARG);
+}
+
 }  // namespace fake
 }  // namespace vehicle
 }  // namespace automotive
diff --git a/automotive/vehicle/aidl/impl/current/vhal/include/DefaultVehicleHal.h b/automotive/vehicle/aidl/impl/current/vhal/include/DefaultVehicleHal.h
index 42902fe..d360be0 100644
--- a/automotive/vehicle/aidl/impl/current/vhal/include/DefaultVehicleHal.h
+++ b/automotive/vehicle/aidl/impl/current/vhal/include/DefaultVehicleHal.h
@@ -219,7 +219,7 @@
     // mBinderEvents.
     void onBinderDiedUnlinkedHandler();
 
-    size_t countSubscribeClients();
+    size_t countClients();
 
     // Handles the property change events in batch.
     void handleBatchedPropertyEvents(std::vector<aidlvhal::VehiclePropValue>&& batchedEvents);
diff --git a/automotive/vehicle/aidl/impl/current/vhal/include/SubscriptionManager.h b/automotive/vehicle/aidl/impl/current/vhal/include/SubscriptionManager.h
index fa438ec..f4e6ced 100644
--- a/automotive/vehicle/aidl/impl/current/vhal/include/SubscriptionManager.h
+++ b/automotive/vehicle/aidl/impl/current/vhal/include/SubscriptionManager.h
@@ -146,6 +146,7 @@
   private:
     // Friend class for testing.
     friend class DefaultVehicleHalTest;
+    friend class SubscriptionManagerTest;
 
     IVehicleHardware* mVehicleHardware;
 
diff --git a/automotive/vehicle/aidl/impl/current/vhal/src/DefaultVehicleHal.cpp b/automotive/vehicle/aidl/impl/current/vhal/src/DefaultVehicleHal.cpp
index 050f88d..ea0c215 100644
--- a/automotive/vehicle/aidl/impl/current/vhal/src/DefaultVehicleHal.cpp
+++ b/automotive/vehicle/aidl/impl/current/vhal/src/DefaultVehicleHal.cpp
@@ -1336,15 +1336,19 @@
         dprintf(fd, "Containing %zu property configs\n", configsByPropIdCopy.size());
         dprintf(fd, "Currently have %zu getValues clients\n", mGetValuesClients.size());
         dprintf(fd, "Currently have %zu setValues clients\n", mSetValuesClients.size());
-        dprintf(fd, "Currently have %zu subscribe clients\n", countSubscribeClients());
+        dprintf(fd, "Currently have %zu subscribe clients\n",
+                mSubscriptionManager->countPropertyChangeClients());
         dprintf(fd, "Currently have %zu supported values change subscribe clients\n",
                 mSubscriptionManager->countSupportedValueChangeClients());
     }
     return STATUS_OK;
 }
 
-size_t DefaultVehicleHal::countSubscribeClients() {
-    return mSubscriptionManager->countPropertyChangeClients();
+size_t DefaultVehicleHal::countClients() {
+    std::scoped_lock<std::mutex> lockGuard(mLock);
+    return mGetValuesClients.size() + mSetValuesClients.size() +
+           mSubscriptionManager->countPropertyChangeClients() +
+           mSubscriptionManager->countSupportedValueChangeClients();
 }
 
 }  // namespace vehicle
diff --git a/automotive/vehicle/aidl/impl/current/vhal/src/SubscriptionManager.cpp b/automotive/vehicle/aidl/impl/current/vhal/src/SubscriptionManager.cpp
index 946c217..64c46c9 100644
--- a/automotive/vehicle/aidl/impl/current/vhal/src/SubscriptionManager.cpp
+++ b/automotive/vehicle/aidl/impl/current/vhal/src/SubscriptionManager.cpp
@@ -414,7 +414,6 @@
     std::scoped_lock<std::mutex> lockGuard(mLock);
 
     ClientIdType clientId = callback->asBinder().get();
-    ALOGE("ClientId: %p", clientId);
 
     // It is possible that some of the [propId, areaId]s are already subscribed, IVehicleHardware
     // will ignore them.
@@ -479,7 +478,7 @@
             mSupportedValueChangeClientsByPropIdAreaId.end()) {
             mSupportedValueChangeClientsByPropIdAreaId[propIdAreaId].erase(clientId);
         }
-        if (mSupportedValueChangeClientsByPropIdAreaId.empty()) {
+        if (mSupportedValueChangeClientsByPropIdAreaId[propIdAreaId].empty()) {
             mSupportedValueChangeClientsByPropIdAreaId.erase(propIdAreaId);
         }
         mSupportedValueChangePropIdAreaIdsByClient[clientId].erase(propIdAreaId);
diff --git a/automotive/vehicle/aidl/impl/current/vhal/test/DefaultVehicleHalTest.cpp b/automotive/vehicle/aidl/impl/current/vhal/test/DefaultVehicleHalTest.cpp
index 90b34c4..ab5f667 100644
--- a/automotive/vehicle/aidl/impl/current/vhal/test/DefaultVehicleHalTest.cpp
+++ b/automotive/vehicle/aidl/impl/current/vhal/test/DefaultVehicleHalTest.cpp
@@ -445,11 +445,7 @@
 
     size_t countPendingRequests() { return mVhal->mPendingRequestPool->countPendingRequests(); }
 
-    size_t countClients() {
-        std::scoped_lock<std::mutex> lockGuard(mVhal->mLock);
-        return mVhal->mGetValuesClients.size() + mVhal->mSetValuesClients.size() +
-               mVhal->countSubscribeClients();
-    }
+    size_t countClients() { return mVhal->countClients(); }
 
     std::shared_ptr<PendingRequestPool> getPool() { return mVhal->mPendingRequestPool; }
 
@@ -2575,8 +2571,10 @@
     ASSERT_TRUE(status.isOk()) << "Get non-okay status from unregisterSupportedValueChangeCallback"
                                << status.getMessage();
 
-    ASSERT_TRUE(getHardware()->getSubscribedSupportedValueChangePropIdAreaIds().empty())
+    EXPECT_TRUE(getHardware()->getSubscribedSupportedValueChangePropIdAreaIds().empty())
             << "All registered [propId, areaId]s must be unregistered";
+    EXPECT_EQ(countClients(), static_cast<size_t>(0)) << "subscribe clients must be cleared";
+    EXPECT_TRUE(hasNoSubscriptions()) << "subscribe clients must be cleared";
 }
 
 TEST_F(DefaultVehicleHalTest, testUnregisterSupportedValueChangeCallback_errorFromHardware) {
diff --git a/automotive/vehicle/aidl/impl/current/vhal/test/SubscriptionManagerTest.cpp b/automotive/vehicle/aidl/impl/current/vhal/test/SubscriptionManagerTest.cpp
index 6d0844a..d624cce 100644
--- a/automotive/vehicle/aidl/impl/current/vhal/test/SubscriptionManagerTest.cpp
+++ b/automotive/vehicle/aidl/impl/current/vhal/test/SubscriptionManagerTest.cpp
@@ -124,6 +124,8 @@
 
     std::shared_ptr<MockVehicleHardware> getHardware() { return mHardware; }
 
+    bool isEmpty() { return mManager->isEmpty(); }
+
   private:
     std::unique_ptr<SubscriptionManager> mManager;
     std::shared_ptr<PropertyCallback> mCallback;
@@ -946,6 +948,19 @@
             << "Incorrect supported value change events for client1";
     ASSERT_THAT(clients[client2], UnorderedElementsAre(propIdAreaId2))
             << "Incorrect supported value change events for client2";
+
+    result = getManager()->unsubscribeSupportedValueChange(binder2.get(), {propIdAreaId2});
+
+    ASSERT_TRUE(result.ok()) << "failed to call unsubscribeSupportedValueChange"
+                             << result.error().message();
+
+    result = getManager()->unsubscribeSupportedValueChange(binder1.get(), {propIdAreaId1});
+
+    ASSERT_TRUE(result.ok()) << "failed to call unsubscribeSupportedValueChange"
+                             << result.error().message();
+
+    EXPECT_EQ(getManager()->countSupportedValueChangeClients(), 0u) << "All clients cleared";
+    EXPECT_TRUE(isEmpty()) << "All clients cleared";
 }
 
 }  // namespace vehicle
diff --git a/security/keymint/aidl/default/hal/lib.rs b/security/keymint/aidl/default/hal/lib.rs
index fad807f..359890d 100644
--- a/security/keymint/aidl/default/hal/lib.rs
+++ b/security/keymint/aidl/default/hal/lib.rs
@@ -20,22 +20,39 @@
 use kmr_hal::env::get_property;
 use log::error;
 
+/// Retrieve the most significant attestation property for `name`.
+fn attestation_property(name: &str) -> Vec<u8> {
+    let prop_val =
+        get_property(&format!("ro.product.{}_for_attestation", name)).unwrap_or_default();
+    if !prop_val.is_empty() {
+        prop_val
+    } else {
+        let prop_val = get_property(&format!("ro.product.vendor.{}", name)).unwrap_or_default();
+        if !prop_val.is_empty() {
+            prop_val
+        } else {
+            get_property(&format!("ro.product.{}", name))
+                .unwrap_or_else(|prop_name| format!("{} unavailable", prop_name))
+        }
+    }
+    .as_bytes()
+    .to_vec()
+}
+
 /// Populate attestation ID information based on properties (where available).
 /// Retrieving the serial number requires SELinux permission.
 pub fn attestation_id_info() -> kmr_wire::AttestationIdInfo {
-    let prop = |name| {
-        get_property(name)
-            .unwrap_or_else(|_| format!("{} unavailable", name))
-            .as_bytes()
-            .to_vec()
-    };
+
     kmr_wire::AttestationIdInfo {
-        brand: prop("ro.product.brand"),
-        device: prop("ro.product.device"),
-        product: prop("ro.product.name"),
-        serial: prop("ro.serialno"),
-        manufacturer: prop("ro.product.manufacturer"),
-        model: prop("ro.product.model"),
+        brand: attestation_property("brand"),
+        device: attestation_property("device"),
+        product: attestation_property("name"),
+        serial: get_property("ro.serialno")
+            .unwrap_or_else(|_| format!("ro.serialno unavailable"))
+            .as_bytes()
+            .to_vec(),
+        manufacturer: attestation_property("manufacturer"),
+        model: attestation_property("model"),
         // Currently modem_simulator always returns one fixed value. See `handleGetIMEI` in
         // device/google/cuttlefish/host/commands/modem_simulator/misc_service.cpp for more details.
         // TODO(b/263188546): Use device-specific IMEI values when available.
diff --git a/wifi/aidl/vts/functional/wifi_sta_iface_aidl_test.cpp b/wifi/aidl/vts/functional/wifi_sta_iface_aidl_test.cpp
index 5e8e21f..f997c43 100644
--- a/wifi/aidl/vts/functional/wifi_sta_iface_aidl_test.cpp
+++ b/wifi/aidl/vts/functional/wifi_sta_iface_aidl_test.cpp
@@ -36,6 +36,7 @@
 using aidl::android::hardware::wifi::Ssid;
 using aidl::android::hardware::wifi::StaApfPacketFilterCapabilities;
 using aidl::android::hardware::wifi::StaBackgroundScanCapabilities;
+using aidl::android::hardware::wifi::StaBackgroundScanParameters;
 using aidl::android::hardware::wifi::StaLinkLayerStats;
 using aidl::android::hardware::wifi::StaRoamingCapabilities;
 using aidl::android::hardware::wifi::StaRoamingConfig;
@@ -47,6 +48,12 @@
 using aidl::android::hardware::wifi::WifiDebugTxPacketFateReport;
 using aidl::android::hardware::wifi::WifiStatusCode;
 
+namespace {
+const int kTestCmdId = 123;
+const std::array<uint8_t, 6> kTestMacAddr1 = {0x1a, 0x2b, 0x3c, 0x4d, 0x5e, 0x6f};
+const std::array<uint8_t, 6> kTestMacAddr2 = {0x4a, 0x5b, 0x6c, 0x7d, 0x8e, 0x9f};
+}  // namespace
+
 class WifiStaIfaceAidlTest : public testing::TestWithParam<std::string> {
   public:
     void SetUp() override {
@@ -523,6 +530,52 @@
     EXPECT_TRUE(wifi_sta_iface_->twtSessionResume(1, 10).isOk());
 }
 
+/*
+ * GetName
+ */
+TEST_P(WifiStaIfaceAidlTest, GetName) {
+    std::string ifaceName;
+    EXPECT_TRUE(wifi_sta_iface_->getName(&ifaceName).isOk());
+}
+
+/*
+ * SetDtimMultiplier
+ */
+TEST_P(WifiStaIfaceAidlTest, SetDtimMultiplier) {
+    // Multiplied value
+    EXPECT_TRUE(wifi_sta_iface_->setDtimMultiplier(2).isOk());
+    // Driver default value
+    EXPECT_TRUE(wifi_sta_iface_->setDtimMultiplier(0).isOk());
+}
+
+/*
+ * Start/Stop Background Scan
+ */
+TEST_P(WifiStaIfaceAidlTest, StartAndStopBackgroundScan) {
+    if (!isFeatureSupported(IWifiStaIface::FeatureSetMask::BACKGROUND_SCAN)) {
+        GTEST_SKIP() << "Background scan is not supported";
+    }
+    StaBackgroundScanParameters scanParams;
+    EXPECT_TRUE(wifi_sta_iface_->startBackgroundScan(kTestCmdId, scanParams).isOk());
+    EXPECT_TRUE(wifi_sta_iface_->stopBackgroundScan(kTestCmdId).isOk());
+}
+
+/*
+ * Start/Stop Sending Keep-Alive Packets
+ */
+TEST_P(WifiStaIfaceAidlTest, StartAndStopSendingKeepAlivePackets) {
+    std::vector<uint8_t> ipPacketData(20);
+    uint16_t etherType = 0x0800;  // IPv4
+    uint32_t periodInMs = 1000;   // 1 sec
+
+    // Expected to fail with test values
+    EXPECT_FALSE(wifi_sta_iface_
+                         ->startSendingKeepAlivePackets(kTestCmdId, ipPacketData, etherType,
+                                                        kTestMacAddr1, kTestMacAddr2, periodInMs)
+                         .isOk());
+    EXPECT_FALSE(wifi_sta_iface_->stopSendingKeepAlivePackets(kTestCmdId).isOk());
+}
+
 GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(WifiStaIfaceAidlTest);
 INSTANTIATE_TEST_SUITE_P(WifiTest, WifiStaIfaceAidlTest,
                          testing::ValuesIn(android::getAidlHalInstanceNames(IWifi::descriptor)),