diff --git a/services/tuner/TunerService.h b/services/tuner/TunerService.h
index 36ccd3e..26591ab 100644
--- a/services/tuner/TunerService.h
+++ b/services/tuner/TunerService.h
@@ -20,17 +20,59 @@
 #include <aidl/android/media/tv/tuner/BnTunerService.h>
 #include <aidl/android/media/tv/tuner/TunerServiceFrontendInfo.h>
 #include <android/hardware/tv/tuner/1.0/ITuner.h>
+#include <fmq/AidlMessageQueue.h>
+#include <fmq/EventFlag.h>
+#include <fmq/MessageQueue.h>
 
-using Status = ::ndk::ScopedAStatus;
+using ::aidl::android::hardware::common::fmq::GrantorDescriptor;
+using ::aidl::android::hardware::common::fmq::MQDescriptor;
+using ::aidl::android::hardware::common::fmq::SynchronizedReadWrite;
 using ::aidl::android::media::tv::tuner::BnTunerService;
 using ::aidl::android::media::tv::tuner::ITunerFrontend;
 using ::aidl::android::media::tv::tuner::TunerServiceFrontendInfo;
+
+using ::android::hardware::details::logError;
+using ::android::hardware::EventFlag;
+using ::android::hardware::kSynchronizedReadWrite;
+using ::android::hardware::MessageQueue;
+using ::android::hardware::MQDescriptorSync;
+using ::android::hardware::Return;
+using ::android::hardware::Void;
+using ::android::hardware::tv::tuner::V1_0::DemuxFilterAvSettings;
+using ::android::hardware::tv::tuner::V1_0::DemuxFilterEvent;
+using ::android::hardware::tv::tuner::V1_0::DemuxFilterMainType;
+using ::android::hardware::tv::tuner::V1_0::DemuxFilterSettings;
+using ::android::hardware::tv::tuner::V1_0::DemuxFilterStatus;
+using ::android::hardware::tv::tuner::V1_0::DemuxFilterType;
+using ::android::hardware::tv::tuner::V1_0::DemuxTsFilterSettings;
+using ::android::hardware::tv::tuner::V1_0::DemuxTsFilterType;
+using ::android::hardware::tv::tuner::V1_0::FrontendId;
 using ::android::hardware::tv::tuner::V1_0::FrontendInfo;
+using ::android::hardware::tv::tuner::V1_0::IDemux;
+using ::android::hardware::tv::tuner::V1_0::IFilter;
+using ::android::hardware::tv::tuner::V1_0::IFilterCallback;
 using ::android::hardware::tv::tuner::V1_0::ITuner;
+using ::android::hardware::tv::tuner::V1_0::Result;
+
+using Status = ::ndk::ScopedAStatus;
 
 namespace android {
 
+
+struct FilterCallback : public IFilterCallback {
+    ~FilterCallback() {}
+    Return<void> onFilterEvent(const DemuxFilterEvent&) {
+        return Void();
+    }
+    Return<void> onFilterStatus(const DemuxFilterStatus) {
+        return Void();
+    }
+};
+
 class TunerService : public BnTunerService {
+    typedef AidlMessageQueue<int8_t, SynchronizedReadWrite> AidlMessageQueue;
+    typedef MessageQueue<uint8_t, kSynchronizedReadWrite> HidlMessageQueue;
+    typedef MQDescriptor<int8_t, SynchronizedReadWrite> AidlMQDesc;
 
 public:
     static char const *getServiceName() { return "media.tuner"; }
@@ -46,10 +88,27 @@
     Status getFrontendInfo(int32_t frontendHandle, TunerServiceFrontendInfo* _aidl_return) override;
     Status openFrontend(
             int32_t frontendHandle, std::shared_ptr<ITunerFrontend>* _aidl_return) override;
+    Status getFmqSyncReadWrite(
+            MQDescriptor<int8_t, SynchronizedReadWrite>* mqDesc, bool* _aidl_return) override;
 
 private:
-    static sp<ITuner> mTuner;
+    template <typename HidlPayload, typename AidlPayload, typename AidlFlavor>
+    bool unsafeHidlToAidlMQDescriptor(
+            const hardware::MQDescriptor<HidlPayload, FlavorTypeToValue<AidlFlavor>::value>& hidl,
+            MQDescriptor<AidlPayload, AidlFlavor>* aidl);
 
+    bool getITuner();
+    Result openFilter();
+    Result openDemux();
+    Result configFilter();
+
+    sp<ITuner> mTuner;
+    sp<IDemux> mDemux;
+    sp<IFilter> mFilter;
+    AidlMessageQueue* mAidlMq;
+    MQDescriptorSync<uint8_t> mFilterMQDesc;
+    AidlMQDesc mAidlMQDesc;
+    EventFlag* mEventFlag;
     TunerServiceFrontendInfo convertToAidlFrontendInfo(int feId, FrontendInfo halInfo);
 };