diff --git a/media/jni/Android.bp b/media/jni/Android.bp
index 65b64d7..4972529 100644
--- a/media/jni/Android.bp
+++ b/media/jni/Android.bp
@@ -180,6 +180,10 @@
         "libstagefright_foundation_headers",
     ],
 
+    // TunerService is a system service required for Tuner feature.
+    // TunerJNI is a client of TunerService so we build the dependency here.
+    required: ["mediatuner"],
+
     export_include_dirs: ["."],
 
     cflags: [
diff --git a/media/jni/tuner/ClientHelper.h b/media/jni/tuner/ClientHelper.h
index 185b2f6..508dccf 100644
--- a/media/jni/tuner/ClientHelper.h
+++ b/media/jni/tuner/ClientHelper.h
@@ -19,6 +19,7 @@
 
 #include <android/binder_parcel_utils.h>
 #include <android/hardware/tv/tuner/1.1/types.h>
+#include <utils/Log.h>
 
 using Status = ::ndk::ScopedAStatus;
 
@@ -37,6 +38,7 @@
         } else if (s.isOk()) {
             return Result::SUCCESS;
         }
+        ALOGE("Aidl exception code %s", s.getDescription().c_str());
         return Result::UNKNOWN_ERROR;
     }
 };
diff --git a/media/jni/tuner/FilterClient.cpp b/media/jni/tuner/FilterClient.cpp
index 8b4ca37..f618890 100644
--- a/media/jni/tuner/FilterClient.cpp
+++ b/media/jni/tuner/FilterClient.cpp
@@ -43,6 +43,7 @@
 using ::android::hardware::tv::tuner::V1_0::DemuxTpid;
 using ::android::hardware::tv::tuner::V1_0::DemuxTsFilterSettings;
 using ::android::hardware::tv::tuner::V1_0::DemuxTsFilterType;
+using ::android::hardware::tv::tuner::V1_1::DemuxFilterMonitorEvent;
 using ::android::hardware::tv::tuner::V1_1::ScramblingStatus;
 
 namespace android {
@@ -480,7 +481,7 @@
         case DemuxIpAddress::SrcIpAddress::hidl_discriminator::v4: {
             int size = ipAddr.srcIpAddress.v4().size();
             srcIpAddress.isIpV6 = false;
-            srcIpAddress.addr.resize(ipAddr.srcIpAddress.v4().size());
+            srcIpAddress.addr.resize(size);
             copy(&ipAddr.srcIpAddress.v4()[0], &ipAddr.srcIpAddress.v4()[size],
                     srcIpAddress.addr.begin());
             break;
@@ -493,8 +494,6 @@
                     srcIpAddress.addr.begin());
             break;
         }
-        default:
-            break;
     }
     switch (ipAddr.dstIpAddress.getDiscriminator()) {
         case DemuxIpAddress::DstIpAddress::hidl_discriminator::v4: {
@@ -513,8 +512,6 @@
                     dstIpAddress.addr.begin());
             break;
         }
-        default:
-            break;
     }
 }
 
@@ -696,8 +693,6 @@
             getHidlRestartEvent(filterEvents, eventExt);
             break;
         }
-        default:
-            break;
     }
 }
 
@@ -883,19 +878,18 @@
         DemuxFilterEventExt& eventExt) {
     auto monitor = filterEvents[0].get<TunerFilterEvent::monitor>();
     eventExt.events.resize(1);
+    DemuxFilterMonitorEvent monitorEvent;
     switch (monitor.getTag()) {
         case TunerFilterMonitorEvent::scramblingStatus: {
-            eventExt.events[0].monitorEvent().scramblingStatus(
-                    static_cast<ScramblingStatus>(monitor.scramblingStatus));
+            monitorEvent.scramblingStatus(static_cast<ScramblingStatus>(monitor.scramblingStatus));
+            eventExt.events[0].monitorEvent(monitorEvent);
             break;
         }
         case TunerFilterMonitorEvent::cid: {
-            eventExt.events[0].monitorEvent().cid(static_cast<uint32_t>(monitor.cid));
+            monitorEvent.cid(static_cast<uint32_t>(monitor.cid));
+            eventExt.events[0].monitorEvent(monitorEvent);
             break;
         }
-        default:
-            eventExt.events[0].noinit();
-            break;
     }
 }
 
diff --git a/media/jni/tuner/FrontendClient.cpp b/media/jni/tuner/FrontendClient.cpp
index 3a00133..0613223 100644
--- a/media/jni/tuner/FrontendClient.cpp
+++ b/media/jni/tuner/FrontendClient.cpp
@@ -49,9 +49,12 @@
 using ::android::hardware::tv::tuner::V1_0::FrontendIsdbtGuardInterval;
 using ::android::hardware::tv::tuner::V1_0::FrontendIsdbtMode;
 using ::android::hardware::tv::tuner::V1_0::FrontendIsdbtModulation;
+using ::android::hardware::tv::tuner::V1_0::FrontendModulationStatus;
 using ::android::hardware::tv::tuner::V1_0::FrontendScanAtsc3PlpInfo;
+using ::android::hardware::tv::tuner::V1_0::FrontendStatusAtsc3PlpInfo;
 using ::android::hardware::tv::tuner::V1_0::LnbVoltage;
 using ::android::hardware::tv::tuner::V1_1::Constant;
+using ::android::hardware::tv::tuner::V1_1::FrontendBandwidth;
 using ::android::hardware::tv::tuner::V1_1::FrontendCableTimeInterleaveMode;
 using ::android::hardware::tv::tuner::V1_1::FrontendDtmbBandwidth;
 using ::android::hardware::tv::tuner::V1_1::FrontendDtmbGuardInterval;
@@ -61,19 +64,22 @@
 using ::android::hardware::tv::tuner::V1_1::FrontendDvbcBandwidth;
 using ::android::hardware::tv::tuner::V1_1::FrontendDvbtConstellation;
 using ::android::hardware::tv::tuner::V1_1::FrontendDvbtTransmissionMode;
+using ::android::hardware::tv::tuner::V1_1::FrontendGuardInterval;
+using ::android::hardware::tv::tuner::V1_1::FrontendInterleaveMode;
 using ::android::hardware::tv::tuner::V1_1::FrontendModulation;
+using ::android::hardware::tv::tuner::V1_1::FrontendRollOff;
 using ::android::hardware::tv::tuner::V1_1::FrontendSpectralInversion;
+using ::android::hardware::tv::tuner::V1_1::FrontendTransmissionMode;
 using ::android::hardware::tv::tuner::V1_1::FrontendType;
 
 namespace android {
 
 /////////////// FrontendClient ///////////////////////
 
-FrontendClient::FrontendClient(shared_ptr<ITunerFrontend> tunerFrontend, int id, int type) {
+FrontendClient::FrontendClient(shared_ptr<ITunerFrontend> tunerFrontend, int type) {
     mTunerFrontend = tunerFrontend;
     mAidlCallback = NULL;
     mHidlCallback = NULL;
-    mId = id;
     mType = type;
 }
 
@@ -104,6 +110,11 @@
     mFrontend_1_1 = ::android::hardware::tv::tuner::V1_1::IFrontend::castFrom(mFrontend);
 }
 
+// TODO: move after migration is done
+void FrontendClient::setId(int id) {
+    mId = id;
+}
+
 Result FrontendClient::tune(const FrontendSettings& settings,
         const FrontendSettingsExt1_1& settingsExt1_1) {
     if (mTunerFrontend != NULL) {
@@ -333,13 +344,26 @@
 }
 
 int FrontendClient::getId() {
-    return mId;
+    if (mTunerFrontend != NULL) {
+        Status s = mTunerFrontend->getFrontendId(&mId);
+        if (ClientHelper::getServiceSpecificErrorCode(s) == Result::SUCCESS) {
+            return mId;
+        }
+        ALOGE("Failed to getFrontendId from Tuner Frontend");
+        return -1;
+    }
+
+    if (mFrontend != NULL) {
+        return mId;
+    }
+
+    return -1;
 }
 
 vector<FrontendStatus> FrontendClient::getHidlStatus(vector<TunerFrontendStatus>& aidlStatus) {
     vector<FrontendStatus> hidlStatus;
     for (TunerFrontendStatus s : aidlStatus) {
-        FrontendStatus status;
+        FrontendStatus status = FrontendStatus();
         switch (s.getTag()) {
             case TunerFrontendStatus::isDemodLocked: {
                 status.isDemodLocked(s.get<TunerFrontendStatus::isDemodLocked>());
@@ -389,25 +413,31 @@
             }
             case TunerFrontendStatus::modulation: {
                 auto aidlMod = s.get<TunerFrontendStatus::modulation>();
+                FrontendModulationStatus modulation;
                 switch (mType) {
                     case (int)FrontendType::DVBC:
-                        status.modulation().dvbc(static_cast<FrontendDvbcModulation>(aidlMod));
+                        modulation.dvbc(static_cast<FrontendDvbcModulation>(aidlMod));
+                        status.modulation(modulation);
                         hidlStatus.push_back(status);
                         break;
                     case (int)FrontendType::DVBS:
-                        status.modulation().dvbs(static_cast<FrontendDvbsModulation>(aidlMod));
+                        modulation.dvbs(static_cast<FrontendDvbsModulation>(aidlMod));
+                        status.modulation(modulation);
                         hidlStatus.push_back(status);
                         break;
                     case (int)FrontendType::ISDBS:
-                        status.modulation().isdbs(static_cast<FrontendIsdbsModulation>(aidlMod));
+                        modulation.isdbs(static_cast<FrontendIsdbsModulation>(aidlMod));
+                        status.modulation(modulation);
                         hidlStatus.push_back(status);
                         break;
                     case (int)FrontendType::ISDBS3:
-                        status.modulation().isdbs3(static_cast<FrontendIsdbs3Modulation>(aidlMod));
+                        modulation.isdbs3(static_cast<FrontendIsdbs3Modulation>(aidlMod));
+                        status.modulation(modulation);
                         hidlStatus.push_back(status);
                         break;
                     case (int)FrontendType::ISDBT:
-                        status.modulation().isdbt(static_cast<FrontendIsdbtModulation>(aidlMod));
+                        modulation.isdbt(static_cast<FrontendIsdbtModulation>(aidlMod));
+                        status.modulation(modulation);
                         hidlStatus.push_back(status);
                         break;
                     default:
@@ -466,7 +496,7 @@
             }
             case TunerFrontendStatus::hierarchy: {
                 status.hierarchy(static_cast<FrontendDvbtHierarchy>(
-                        s.get<TunerFrontendStatus::freqOffset>()));
+                        s.get<TunerFrontendStatus::hierarchy>()));
                 hidlStatus.push_back(status);
                 break;
             }
@@ -477,15 +507,16 @@
             }
             case TunerFrontendStatus::plpInfo: {
                 int size = s.get<TunerFrontendStatus::plpInfo>().size();
-                status.plpInfo().resize(size);
+                hidl_vec<FrontendStatusAtsc3PlpInfo> info(size);
                 for (int i = 0; i < size; i++) {
                     auto aidlInfo = s.get<TunerFrontendStatus::plpInfo>()[i];
-                    status.plpInfo()[i] = {
+                    info[i] = {
                         .plpId = (uint8_t)aidlInfo.plpId,
                         .isLocked = aidlInfo.isLocked,
                         .uec = (uint32_t)aidlInfo.uec,
                     };
                 }
+                status.plpInfo(info);
                 hidlStatus.push_back(status);
                 break;
             }
@@ -503,52 +534,54 @@
         FrontendStatusExt1_1 status;
         switch (s.getTag()) {
             case TunerFrontendStatus::modulations: {
+                vector<FrontendModulation> ms;
                 for (auto aidlMod : s.get<TunerFrontendStatus::modulations>()) {
-                    int size = status.modulations().size();
-                    status.modulations().resize(size + 1);
+                    FrontendModulation m;
                     switch (mType) {
                         case (int)FrontendType::DVBC:
-                            status.modulations()[size].dvbc(
-                                    static_cast<FrontendDvbcModulation>(aidlMod));
+                            m.dvbc(static_cast<FrontendDvbcModulation>(aidlMod));
+                            ms.push_back(m);
                             break;
                         case (int)FrontendType::DVBS:
-                            status.modulations()[size].dvbs(
-                                    static_cast<FrontendDvbsModulation>(aidlMod));
+                            m.dvbs(static_cast<FrontendDvbsModulation>(aidlMod));
+                            ms.push_back(m);
                             break;
                         case (int)FrontendType::DVBT:
-                            status.modulations()[size].dvbt(
-                                    static_cast<FrontendDvbtConstellation>(aidlMod));
+                            m.dvbt(static_cast<FrontendDvbtConstellation>(aidlMod));
+                            ms.push_back(m);
                             break;
                         case (int)FrontendType::ISDBS:
-                            status.modulations()[size].isdbs(
-                                    static_cast<FrontendIsdbsModulation>(aidlMod));
+                            m.isdbs(static_cast<FrontendIsdbsModulation>(aidlMod));
+                            ms.push_back(m);
                             break;
                         case (int)FrontendType::ISDBS3:
-                            status.modulations()[size].isdbs3(
-                                    static_cast<FrontendIsdbs3Modulation>(aidlMod));
+                            m.isdbs3(static_cast<FrontendIsdbs3Modulation>(aidlMod));
+                            ms.push_back(m);
                             break;
                         case (int)FrontendType::ISDBT:
-                            status.modulations()[size].isdbt(
-                                    static_cast<FrontendIsdbtModulation>(aidlMod));
+                            m.isdbt(static_cast<FrontendIsdbtModulation>(aidlMod));
+                            ms.push_back(m);
                             break;
                         case (int)FrontendType::ATSC:
-                            status.modulations()[size].atsc(
-                                    static_cast<FrontendAtscModulation>(aidlMod));
+                            m.atsc(static_cast<FrontendAtscModulation>(aidlMod));
+                            ms.push_back(m);
                             break;
                         case (int)FrontendType::ATSC3:
-                            status.modulations()[size].atsc3(
-                                    static_cast<FrontendAtsc3Modulation>(aidlMod));
+                            m.atsc3(static_cast<FrontendAtsc3Modulation>(aidlMod));
+                            ms.push_back(m);
                             break;
                         case (int)FrontendType::DTMB:
-                            status.modulations()[size].dtmb(
-                                    static_cast<FrontendDtmbModulation>(aidlMod));
+                            m.dtmb(static_cast<FrontendDtmbModulation>(aidlMod));
+                            ms.push_back(m);
                             break;
                         default:
-                            status.modulations().resize(size);
                             break;
                     }
                 }
-                hidlStatus.push_back(status);
+                if (ms.size() > 0) {
+                    status.modulations(ms);
+                    hidlStatus.push_back(status);
+                }
                 break;
             }
             case TunerFrontendStatus::bers: {
@@ -571,25 +604,31 @@
             }
             case TunerFrontendStatus::bandwidth: {
                 auto aidlBand = s.get<TunerFrontendStatus::bandwidth>();
+                FrontendBandwidth band;
                 switch (mType) {
                     case (int)FrontendType::ATSC3:
-                        status.bandwidth().atsc3(static_cast<FrontendAtsc3Bandwidth>(aidlBand));
+                        band.atsc3(static_cast<FrontendAtsc3Bandwidth>(aidlBand));
+                        status.bandwidth(band);
                         hidlStatus.push_back(status);
                         break;
                     case (int)FrontendType::DVBC:
-                        status.bandwidth().dvbc(static_cast<FrontendDvbcBandwidth>(aidlBand));
+                        band.dvbc(static_cast<FrontendDvbcBandwidth>(aidlBand));
+                        status.bandwidth(band);
                         hidlStatus.push_back(status);
                         break;
                     case (int)FrontendType::DVBT:
-                        status.bandwidth().dvbt(static_cast<FrontendDvbtBandwidth>(aidlBand));
+                        band.dvbt(static_cast<FrontendDvbtBandwidth>(aidlBand));
+                        status.bandwidth(band);
                         hidlStatus.push_back(status);
                         break;
                     case (int)FrontendType::ISDBT:
-                        status.bandwidth().isdbt(static_cast<FrontendIsdbtBandwidth>(aidlBand));
+                        band.isdbt(static_cast<FrontendIsdbtBandwidth>(aidlBand));
+                        status.bandwidth(band);
                         hidlStatus.push_back(status);
                         break;
                     case (int)FrontendType::DTMB:
-                        status.bandwidth().dtmb(static_cast<FrontendDtmbBandwidth>(aidlBand));
+                        band.dtmb(static_cast<FrontendDtmbBandwidth>(aidlBand));
+                        status.bandwidth(band);
                         hidlStatus.push_back(status);
                         break;
                     default:
@@ -599,17 +638,21 @@
             }
             case TunerFrontendStatus::interval: {
                 auto aidlInter = s.get<TunerFrontendStatus::interval>();
+                FrontendGuardInterval inter;
                 switch (mType) {
                     case (int)FrontendType::DVBT:
-                        status.interval().dvbt(static_cast<FrontendDvbtGuardInterval>(aidlInter));
+                        inter.dvbt(static_cast<FrontendDvbtGuardInterval>(aidlInter));
+                        status.interval(inter);
                         hidlStatus.push_back(status);
                         break;
                     case (int)FrontendType::ISDBT:
-                        status.interval().isdbt(static_cast<FrontendIsdbtGuardInterval>(aidlInter));
+                        inter.isdbt(static_cast<FrontendIsdbtGuardInterval>(aidlInter));
+                        status.interval(inter);
                         hidlStatus.push_back(status);
                         break;
                     case (int)FrontendType::DTMB:
-                        status.interval().dtmb(static_cast<FrontendDtmbGuardInterval>(aidlInter));
+                        inter.dtmb(static_cast<FrontendDtmbGuardInterval>(aidlInter));
+                        status.interval(inter);
                         hidlStatus.push_back(status);
                         break;
                     default:
@@ -619,19 +662,21 @@
             }
             case TunerFrontendStatus::transmissionMode: {
                 auto aidlTran = s.get<TunerFrontendStatus::transmissionMode>();
+                FrontendTransmissionMode trans;
                 switch (mType) {
                     case (int)FrontendType::DVBT:
-                        status.transmissionMode().dvbt(
-                                static_cast<FrontendDvbtTransmissionMode>(aidlTran));
+                        trans.dvbt(static_cast<FrontendDvbtTransmissionMode>(aidlTran));
+                        status.transmissionMode(trans);
                         hidlStatus.push_back(status);
                         break;
                     case (int)FrontendType::ISDBT:
-                        status.transmissionMode().isdbt(static_cast<FrontendIsdbtMode>(aidlTran));
+                        trans.isdbt(static_cast<FrontendIsdbtMode>(aidlTran));
+                        status.transmissionMode(trans);
                         hidlStatus.push_back(status);
                         break;
                     case (int)FrontendType::DTMB:
-                        status.transmissionMode().dtmb(
-                                static_cast<FrontendDtmbTransmissionMode>(aidlTran));
+                        trans.dtmb(static_cast<FrontendDtmbTransmissionMode>(aidlTran));
+                        status.transmissionMode(trans);
                         hidlStatus.push_back(status);
                         break;
                     default:
@@ -650,28 +695,30 @@
                 break;
             }
             case TunerFrontendStatus::interleaving: {
+                vector<FrontendInterleaveMode> modes;
                 for (auto aidlInter : s.get<TunerFrontendStatus::interleaving>()) {
-                    int size = status.interleaving().size();
-                    status.interleaving().resize(size + 1);
+                    FrontendInterleaveMode mode;
                     switch (mType) {
                         case (int)FrontendType::DVBC:
-                            status.interleaving()[size].dvbc(
-                                    static_cast<FrontendCableTimeInterleaveMode>(aidlInter));
+                            mode.dvbc(static_cast<FrontendCableTimeInterleaveMode>(aidlInter));
+                            modes.push_back(mode);
                             break;
                         case (int)FrontendType::ATSC3:
-                            status.interleaving()[size].atsc3(
-                                    static_cast<FrontendAtsc3TimeInterleaveMode>(aidlInter));
+                            mode.atsc3(static_cast<FrontendAtsc3TimeInterleaveMode>(aidlInter));
+                            modes.push_back(mode);
                             break;
                         case (int)FrontendType::DTMB:
-                            status.interleaving()[size].dtmb(
-                                    static_cast<FrontendDtmbTimeInterleaveMode>(aidlInter));
+                            mode.dtmb(static_cast<FrontendDtmbTimeInterleaveMode>(aidlInter));
+                            modes.push_back(mode);
                             break;
                         default:
-                            status.interleaving().resize(size);
                             break;
                     }
                 }
-                hidlStatus.push_back(status);
+                if (modes.size() > 0) {
+                    status.interleaving(modes);
+                    hidlStatus.push_back(status);
+                }
                 break;
             }
             case TunerFrontendStatus::isdbtSegment: {
@@ -690,17 +737,21 @@
             }
             case TunerFrontendStatus::rollOff: {
                 auto aidlRoll = s.get<TunerFrontendStatus::rollOff>();
+                FrontendRollOff roll;
                 switch (mType) {
                     case (int)FrontendType::DVBS:
-                        status.rollOff().dvbs(static_cast<FrontendDvbsRolloff>(aidlRoll));
+                        roll.dvbs(static_cast<FrontendDvbsRolloff>(aidlRoll));
+                        status.rollOff(roll);
                         hidlStatus.push_back(status);
                         break;
                     case (int)FrontendType::ISDBS:
-                        status.rollOff().isdbs(static_cast<FrontendIsdbsRolloff>(aidlRoll));
+                        roll.isdbs(static_cast<FrontendIsdbsRolloff>(aidlRoll));
+                        status.rollOff(roll);
                         hidlStatus.push_back(status);
                         break;
                     case (int)FrontendType::ISDBS3:
-                        status.rollOff().isdbs3(static_cast<FrontendIsdbs3Rolloff>(aidlRoll));
+                        roll.isdbs3(static_cast<FrontendIsdbs3Rolloff>(aidlRoll));
+                        status.rollOff(roll);
                         hidlStatus.push_back(status);
                         break;
                     default:
diff --git a/media/jni/tuner/FrontendClient.h b/media/jni/tuner/FrontendClient.h
index 298b397..f71616c 100644
--- a/media/jni/tuner/FrontendClient.h
+++ b/media/jni/tuner/FrontendClient.h
@@ -108,7 +108,7 @@
 struct FrontendClient : public RefBase {
 
 public:
-    FrontendClient(shared_ptr<ITunerFrontend> tunerFrontend, int id, int type);
+    FrontendClient(shared_ptr<ITunerFrontend> tunerFrontend, int type);
     ~FrontendClient();
 
     /**
@@ -180,6 +180,7 @@
 
     shared_ptr<ITunerFrontend> getAidlFrontend();
 
+    void setId(int id);
     int getId();
 
 private:
diff --git a/media/jni/tuner/TunerClient.cpp b/media/jni/tuner/TunerClient.cpp
index 7f954b5..cf17ed6 100644
--- a/media/jni/tuner/TunerClient.cpp
+++ b/media/jni/tuner/TunerClient.cpp
@@ -46,13 +46,12 @@
     // Connect with Tuner Service.
     ::ndk::SpAIBinder binder(AServiceManager_getService("media.tuner"));
     mTunerService = ITunerService::fromBinder(binder);
-    // TODO: Remove after JNI migration is done.
-    mTunerService = NULL;
     if (mTunerService == NULL) {
         ALOGE("Failed to get tuner service");
     } else {
         // TODO: b/178124017 update TRM in TunerService independently.
         mTunerService->updateTunerResources();
+        mTunerService->getTunerHalVersion(&mTunerVersion);
     }
 }
 
@@ -115,7 +114,7 @@
         if (ClientHelper::getServiceSpecificErrorCode(s) != Result::SUCCESS) {
             return NULL;
         }
-        return new FrontendClient(tunerFrontend, frontendHandle, aidlFrontendInfo.type);
+        return new FrontendClient(tunerFrontend, aidlFrontendInfo.type);
     }
 
     if (mTuner != NULL) {
@@ -127,8 +126,10 @@
             if (res != Result::SUCCESS) {
                 return NULL;
             }
-            sp<FrontendClient> frontendClient = new FrontendClient(NULL, id, (int)hidlInfo.type);
+            sp<FrontendClient> frontendClient = new FrontendClient(
+                    NULL, (int)hidlInfo.type);
             frontendClient->setHidlFrontend(hidlFrontend);
+            frontendClient->setId(id);
             return frontendClient;
         }
     }
@@ -358,7 +359,7 @@
 
 sp<ITuner> TunerClient::getHidlTuner() {
     if (mTuner == NULL) {
-        mTunerVersion = 0;
+        mTunerVersion = TUNER_HAL_VERSION_UNKNOWN;
         mTuner_1_1 = ::android::hardware::tv::tuner::V1_1::ITuner::getService();
 
         if (mTuner_1_1 == NULL) {
@@ -367,11 +368,11 @@
             if (mTuner == NULL) {
                 ALOGW("Failed to get tuner 1.0 service.");
             } else {
-                mTunerVersion = 1 << 16;
+                mTunerVersion = TUNER_HAL_VERSION_1_0;
             }
         } else {
             mTuner = static_cast<sp<ITuner>>(mTuner_1_1);
-            mTunerVersion = ((1 << 16) | 1);
+            mTunerVersion = TUNER_HAL_VERSION_1_1;
          }
      }
      return mTuner;
diff --git a/media/jni/tuner/TunerClient.h b/media/jni/tuner/TunerClient.h
index 744bf20..9671cf7 100644
--- a/media/jni/tuner/TunerClient.h
+++ b/media/jni/tuner/TunerClient.h
@@ -48,6 +48,10 @@
 
 namespace android {
 
+const static int TUNER_HAL_VERSION_UNKNOWN = 0;
+const static int TUNER_HAL_VERSION_1_0 = 1 << 16;
+const static int TUNER_HAL_VERSION_1_1 = (1 << 16) | 1;
+
 typedef enum {
     FRONTEND,
     LNB,