diff --git a/services/tuner/TunerFrontend.h b/services/tuner/TunerFrontend.h
index 22fd509..4106941 100644
--- a/services/tuner/TunerFrontend.h
+++ b/services/tuner/TunerFrontend.h
@@ -1,5 +1,5 @@
 /**
- * Copyright 2020, The Android Open Source Project
+ * Copyright 2021, The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -17,95 +17,74 @@
 #ifndef ANDROID_MEDIA_TUNERFRONTEND_H
 #define ANDROID_MEDIA_TUNERFRONTEND_H
 
+#include <aidl/android/hardware/tv/tuner/BnFrontendCallback.h>
+#include <aidl/android/hardware/tv/tuner/IFrontend.h>
+#include <aidl/android/hardware/tv/tuner/IFrontendCallback.h>
 #include <aidl/android/media/tv/tuner/BnTunerFrontend.h>
-#include <android/hardware/tv/tuner/1.0/ITuner.h>
-#include <android/hardware/tv/tuner/1.1/IFrontend.h>
-#include <android/hardware/tv/tuner/1.1/IFrontendCallback.h>
 #include <media/stagefright/foundation/ADebug.h>
 #include <utils/Log.h>
 
-using Status = ::ndk::ScopedAStatus;
-using ::aidl::android::media::tv::tuner::BnTunerFrontend;
-using ::aidl::android::media::tv::tuner::ITunerFrontendCallback;
-using ::aidl::android::media::tv::tuner::ITunerLnb;
-using ::aidl::android::media::tv::tuner::TunerFrontendAtsc3Settings;
-using ::aidl::android::media::tv::tuner::TunerFrontendDvbsCodeRate;
-using ::aidl::android::media::tv::tuner::TunerFrontendScanMessage;
-using ::aidl::android::media::tv::tuner::TunerFrontendSettings;
-using ::aidl::android::media::tv::tuner::TunerFrontendStatus;
-using ::android::hardware::Return;
-using ::android::hardware::Void;
-using ::android::hardware::hidl_vec;
-using ::android::hardware::tv::tuner::V1_0::FrontendAtsc3PlpSettings;
-using ::android::hardware::tv::tuner::V1_0::FrontendDvbsCodeRate;
-using ::android::hardware::tv::tuner::V1_0::FrontendEventType;
-using ::android::hardware::tv::tuner::V1_0::FrontendId;
-using ::android::hardware::tv::tuner::V1_0::FrontendScanMessage;
-using ::android::hardware::tv::tuner::V1_0::FrontendScanMessageType;
-using ::android::hardware::tv::tuner::V1_0::FrontendSettings;
-using ::android::hardware::tv::tuner::V1_0::FrontendStatus;
-using ::android::hardware::tv::tuner::V1_0::IFrontend;
-using ::android::hardware::tv::tuner::V1_1::IFrontendCallback;
-using ::android::hardware::tv::tuner::V1_1::FrontendScanMessageExt1_1;
-using ::android::hardware::tv::tuner::V1_1::FrontendScanMessageTypeExt1_1;
-using ::android::hardware::tv::tuner::V1_1::FrontendSettingsExt1_1;
-using ::android::hardware::tv::tuner::V1_1::FrontendStatusExt1_1;
+using ::aidl::android::hardware::tv::tuner::BnFrontendCallback;
+using ::aidl::android::hardware::tv::tuner::FrontendEventType;
+using ::aidl::android::hardware::tv::tuner::FrontendScanMessage;
+using ::aidl::android::hardware::tv::tuner::FrontendScanMessageType;
+using ::aidl::android::hardware::tv::tuner::FrontendScanType;
+using ::aidl::android::hardware::tv::tuner::FrontendSettings;
+using ::aidl::android::hardware::tv::tuner::FrontendStatus;
+using ::aidl::android::hardware::tv::tuner::FrontendStatusType;
+using ::aidl::android::hardware::tv::tuner::IFrontend;
+using ::aidl::android::hardware::tv::tuner::IFrontendCallback;
 
 using namespace std;
 
+namespace aidl {
 namespace android {
+namespace media {
+namespace tv {
+namespace tuner {
 
 class TunerFrontend : public BnTunerFrontend {
 
 public:
-    TunerFrontend(sp<IFrontend> frontend, int id);
+    TunerFrontend(shared_ptr<IFrontend> frontend, int id);
     virtual ~TunerFrontend();
-    Status setCallback(
-            const shared_ptr<ITunerFrontendCallback>& tunerFrontendCallback) override;
-    Status tune(const TunerFrontendSettings& settings) override;
-    Status stopTune() override;
-    Status scan(const TunerFrontendSettings& settings, int frontendScanType) override;
-    Status stopScan() override;
-    Status setLnb(const shared_ptr<ITunerLnb>& lnb) override;
-    Status setLna(bool bEnable) override;
-    Status linkCiCamToFrontend(int ciCamId, int32_t* _aidl_return) override;
-    Status unlinkCiCamToFrontend(int ciCamId) override;
-    Status close() override;
-    Status getStatus(const vector<int32_t>& statusTypes,
-            vector<TunerFrontendStatus>* _aidl_return) override;
-    Status getStatusExtended_1_1(const vector<int32_t>& statusTypes,
-            vector<TunerFrontendStatus>* _aidl_return) override;
-    Status getFrontendId(int* _aidl_return) override;
 
-    struct FrontendCallback : public IFrontendCallback {
+    ::ndk::ScopedAStatus setCallback(
+            const shared_ptr<ITunerFrontendCallback>& in_tunerFrontendCallback) override;
+    ::ndk::ScopedAStatus tune(const FrontendSettings& in_settings) override;
+    ::ndk::ScopedAStatus stopTune() override;
+    ::ndk::ScopedAStatus scan(const FrontendSettings& in_settings,
+                              FrontendScanType in_frontendScanType) override;
+    ::ndk::ScopedAStatus stopScan() override;
+    ::ndk::ScopedAStatus setLnb(const shared_ptr<ITunerLnb>& in_lnb) override;
+    ::ndk::ScopedAStatus setLna(bool in_bEnable) override;
+    ::ndk::ScopedAStatus linkCiCamToFrontend(int32_t in_ciCamId, int32_t* _aidl_return) override;
+    ::ndk::ScopedAStatus unlinkCiCamToFrontend(int32_t in_ciCamId) override;
+    ::ndk::ScopedAStatus close() override;
+    ::ndk::ScopedAStatus getStatus(const vector<FrontendStatusType>& in_statusTypes,
+                                   vector<FrontendStatus>* _aidl_return) override;
+    ::ndk::ScopedAStatus getFrontendId(int32_t* _aidl_return) override;
+
+    struct FrontendCallback : public BnFrontendCallback {
         FrontendCallback(const shared_ptr<ITunerFrontendCallback> tunerFrontendCallback)
-                : mTunerFrontendCallback(tunerFrontendCallback) {};
+              : mTunerFrontendCallback(tunerFrontendCallback){};
 
-        virtual Return<void> onEvent(FrontendEventType frontendEventType);
-        virtual Return<void> onScanMessage(
-                FrontendScanMessageType type, const FrontendScanMessage& message);
-        virtual Return<void> onScanMessageExt1_1(
-                FrontendScanMessageTypeExt1_1 type, const FrontendScanMessageExt1_1& message);
+        ::ndk::ScopedAStatus onEvent(FrontendEventType frontendEventType) override;
+        ::ndk::ScopedAStatus onScanMessage(FrontendScanMessageType type,
+                                           const FrontendScanMessage& message) override;
 
         shared_ptr<ITunerFrontendCallback> mTunerFrontendCallback;
     };
 
 private:
-    hidl_vec<FrontendAtsc3PlpSettings> getAtsc3PlpSettings(
-            const TunerFrontendAtsc3Settings& settings);
-    FrontendDvbsCodeRate getDvbsCodeRate(const TunerFrontendDvbsCodeRate& codeRate);
-    FrontendSettings getHidlFrontendSettings(const TunerFrontendSettings& aidlSettings);
-    FrontendSettingsExt1_1 getHidlFrontendSettingsExt(const TunerFrontendSettings& aidlSettings);
-    void getAidlFrontendStatus(
-            vector<FrontendStatus>& hidlStatus, vector<TunerFrontendStatus>& aidlStatus);
-    void getAidlFrontendStatusExt(
-            vector<FrontendStatusExt1_1>& hidlStatus, vector<TunerFrontendStatus>& aidlStatus);
-
     int mId;
-    sp<IFrontend> mFrontend;
-    sp<::android::hardware::tv::tuner::V1_1::IFrontend> mFrontend_1_1;
+    shared_ptr<IFrontend> mFrontend;
 };
 
-} // namespace android
+}  // namespace tuner
+}  // namespace tv
+}  // namespace media
+}  // namespace android
+}  // namespace aidl
 
 #endif // ANDROID_MEDIA_TUNERFRONTEND_H