diff --git a/tv/tuner/1.1/default/Android.bp b/tv/tuner/1.1/default/Android.bp
new file mode 100644
index 0000000..7e45864
--- /dev/null
+++ b/tv/tuner/1.1/default/Android.bp
@@ -0,0 +1,52 @@
+cc_defaults {
+    name: "tuner_service_defaults@1.1",
+    defaults: ["hidl_defaults"],
+    vendor: true,
+    relative_install_path: "hw",
+    srcs: [
+        "Filter.cpp",
+        "Frontend.cpp",
+        "Descrambler.cpp",
+        "Demux.cpp",
+        "Dvr.cpp",
+        "TimeFilter.cpp",
+        "Tuner.cpp",
+        "Lnb.cpp",
+        "service.cpp",
+    ],
+
+    compile_multilib: "first",
+
+    shared_libs: [
+        "android.hardware.tv.tuner@1.0",
+        "android.hardware.tv.tuner@1.1",
+        "android.hidl.memory@1.0",
+        "libcutils",
+        "libfmq",
+        "libhidlbase",
+        "libhidlmemory",
+        "libion",
+        "liblog",
+        "libstagefright_foundation",
+        "libutils",
+    ],
+    header_libs: [
+        "media_plugin_headers",
+    ],
+}
+
+cc_binary {
+    name: "android.hardware.tv.tuner@1.1-service",
+    vintf_fragments: ["android.hardware.tv.tuner@1.1-service.xml"],
+    defaults: ["tuner_service_defaults@1.1"],
+    init_rc: ["android.hardware.tv.tuner@1.1-service.rc"],
+}
+
+cc_binary {
+    name: "android.hardware.tv.tuner@1.1-service-lazy",
+    vintf_fragments: ["android.hardware.tv.tuner@1.1-service-lazy.xml"],
+    overrides: ["android.hardware.tv.tuner@1.1-service"],
+    defaults: ["tuner_service_defaults@1.1"],
+    init_rc: ["android.hardware.tv.tuner@1.1-service-lazy.rc"],
+    cflags: ["-DLAZY_SERVICE"],
+}
diff --git a/tv/tuner/1.1/default/Demux.cpp b/tv/tuner/1.1/default/Demux.cpp
new file mode 100644
index 0000000..b6b029f
--- /dev/null
+++ b/tv/tuner/1.1/default/Demux.cpp
@@ -0,0 +1,395 @@
+/*
+ * Copyright 2020 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.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "android.hardware.tv.tuner@1.1-Demux"
+
+#include "Demux.h"
+#include <utils/Log.h>
+
+namespace android {
+namespace hardware {
+namespace tv {
+namespace tuner {
+namespace V1_0 {
+namespace implementation {
+
+#define WAIT_TIMEOUT 3000000000
+Demux::Demux(uint32_t demuxId, sp<Tuner> tuner) {
+    mDemuxId = demuxId;
+    mTunerService = tuner;
+}
+
+Demux::~Demux() {}
+
+Return<Result> Demux::setFrontendDataSource(uint32_t frontendId) {
+    ALOGV("%s", __FUNCTION__);
+
+    if (mTunerService == nullptr) {
+        return Result::NOT_INITIALIZED;
+    }
+
+    mFrontend = mTunerService->getFrontendById(frontendId);
+
+    if (mFrontend == nullptr) {
+        return Result::INVALID_STATE;
+    }
+
+    mTunerService->setFrontendAsDemuxSource(frontendId, mDemuxId);
+
+    return Result::SUCCESS;
+}
+
+Return<void> Demux::openFilter(const DemuxFilterType& type, uint32_t bufferSize,
+                               const sp<IFilterCallback>& cb, openFilter_cb _hidl_cb) {
+    ALOGV("%s", __FUNCTION__);
+
+    uint64_t filterId;
+    filterId = ++mLastUsedFilterId;
+
+    if (cb == nullptr) {
+        ALOGW("[Demux] callback can't be null");
+        _hidl_cb(Result::INVALID_ARGUMENT, new Filter());
+        return Void();
+    }
+
+    sp<Filter> filter = new Filter(type, filterId, bufferSize, cb, this);
+
+    if (!filter->createFilterMQ()) {
+        _hidl_cb(Result::UNKNOWN_ERROR, filter);
+        return Void();
+    }
+
+    mFilters[filterId] = filter;
+    if (filter->isPcrFilter()) {
+        mPcrFilterIds.insert(filterId);
+    }
+    bool result = true;
+    if (!filter->isRecordFilter()) {
+        // Only save non-record filters for now. Record filters are saved when the
+        // IDvr.attacheFilter is called.
+        mPlaybackFilterIds.insert(filterId);
+        if (mDvrPlayback != nullptr) {
+            result = mDvrPlayback->addPlaybackFilter(filterId, filter);
+        }
+    }
+
+    _hidl_cb(result ? Result::SUCCESS : Result::INVALID_ARGUMENT, filter);
+    return Void();
+}
+
+Return<void> Demux::openTimeFilter(openTimeFilter_cb _hidl_cb) {
+    ALOGV("%s", __FUNCTION__);
+
+    mTimeFilter = new TimeFilter(this);
+
+    _hidl_cb(Result::SUCCESS, mTimeFilter);
+    return Void();
+}
+
+Return<void> Demux::getAvSyncHwId(const sp<IFilter>& filter, getAvSyncHwId_cb _hidl_cb) {
+    ALOGV("%s", __FUNCTION__);
+
+    uint32_t avSyncHwId = -1;
+    uint64_t id;
+    Result status;
+
+    sp<V1_1::IFilter> filter_v1_1 = V1_1::IFilter::castFrom(filter);
+    if (filter_v1_1 != NULL) {
+        filter_v1_1->getId64Bit([&](Result result, uint64_t filterId) {
+            id = filterId;
+            status = result;
+        });
+    } else {
+        filter->getId([&](Result result, uint32_t filterId) {
+            id = filterId;
+            status = result;
+        });
+    }
+
+    if (status != Result::SUCCESS) {
+        ALOGE("[Demux] Can't get filter Id.");
+        _hidl_cb(Result::INVALID_STATE, avSyncHwId);
+        return Void();
+    }
+
+    if (!mFilters[id]->isMediaFilter()) {
+        ALOGE("[Demux] Given filter is not a media filter.");
+        _hidl_cb(Result::INVALID_ARGUMENT, avSyncHwId);
+        return Void();
+    }
+
+    if (!mPcrFilterIds.empty()) {
+        // Return the lowest pcr filter id in the default implementation as the av sync id
+        _hidl_cb(Result::SUCCESS, *mPcrFilterIds.begin());
+        return Void();
+    }
+
+    ALOGE("[Demux] No PCR filter opened.");
+    _hidl_cb(Result::INVALID_STATE, avSyncHwId);
+    return Void();
+}
+
+Return<void> Demux::getAvSyncTime(AvSyncHwId avSyncHwId, getAvSyncTime_cb _hidl_cb) {
+    ALOGV("%s", __FUNCTION__);
+
+    uint64_t avSyncTime = -1;
+    if (mPcrFilterIds.empty()) {
+        _hidl_cb(Result::INVALID_STATE, avSyncTime);
+        return Void();
+    }
+    if (avSyncHwId != *mPcrFilterIds.begin()) {
+        _hidl_cb(Result::INVALID_ARGUMENT, avSyncTime);
+        return Void();
+    }
+
+    _hidl_cb(Result::SUCCESS, avSyncTime);
+    return Void();
+}
+
+Return<Result> Demux::close() {
+    ALOGV("%s", __FUNCTION__);
+
+    set<uint64_t>::iterator it;
+    for (it = mPlaybackFilterIds.begin(); it != mPlaybackFilterIds.end(); it++) {
+        mDvrPlayback->removePlaybackFilter(*it);
+    }
+    mPlaybackFilterIds.clear();
+    mRecordFilterIds.clear();
+    mFilters.clear();
+    mLastUsedFilterId = -1;
+
+    return Result::SUCCESS;
+}
+
+Return<void> Demux::openDvr(DvrType type, uint32_t bufferSize, const sp<IDvrCallback>& cb,
+                            openDvr_cb _hidl_cb) {
+    ALOGV("%s", __FUNCTION__);
+
+    if (cb == nullptr) {
+        ALOGW("[Demux] DVR callback can't be null");
+        _hidl_cb(Result::INVALID_ARGUMENT, new Dvr());
+        return Void();
+    }
+
+    set<uint64_t>::iterator it;
+    switch (type) {
+        case DvrType::PLAYBACK:
+            mDvrPlayback = new Dvr(type, bufferSize, cb, this);
+            if (!mDvrPlayback->createDvrMQ()) {
+                _hidl_cb(Result::UNKNOWN_ERROR, mDvrPlayback);
+                return Void();
+            }
+
+            for (it = mPlaybackFilterIds.begin(); it != mPlaybackFilterIds.end(); it++) {
+                if (!mDvrPlayback->addPlaybackFilter(*it, mFilters[*it])) {
+                    ALOGE("[Demux] Can't get filter info for DVR playback");
+                    _hidl_cb(Result::UNKNOWN_ERROR, mDvrPlayback);
+                    return Void();
+                }
+            }
+
+            _hidl_cb(Result::SUCCESS, mDvrPlayback);
+            return Void();
+        case DvrType::RECORD:
+            mDvrRecord = new Dvr(type, bufferSize, cb, this);
+            if (!mDvrRecord->createDvrMQ()) {
+                _hidl_cb(Result::UNKNOWN_ERROR, mDvrRecord);
+                return Void();
+            }
+
+            _hidl_cb(Result::SUCCESS, mDvrRecord);
+            return Void();
+        default:
+            _hidl_cb(Result::INVALID_ARGUMENT, nullptr);
+            return Void();
+    }
+}
+
+Return<Result> Demux::connectCiCam(uint32_t ciCamId) {
+    ALOGV("%s", __FUNCTION__);
+
+    mCiCamId = ciCamId;
+
+    return Result::SUCCESS;
+}
+
+Return<Result> Demux::disconnectCiCam() {
+    ALOGV("%s", __FUNCTION__);
+
+    return Result::SUCCESS;
+}
+
+Result Demux::removeFilter(uint64_t filterId) {
+    ALOGV("%s", __FUNCTION__);
+
+    if (mDvrPlayback != nullptr) {
+        mDvrPlayback->removePlaybackFilter(filterId);
+    }
+    mPlaybackFilterIds.erase(filterId);
+    mRecordFilterIds.erase(filterId);
+    mFilters.erase(filterId);
+
+    return Result::SUCCESS;
+}
+
+void Demux::startBroadcastTsFilter(vector<uint8_t> data) {
+    set<uint64_t>::iterator it;
+    uint16_t pid = ((data[1] & 0x1f) << 8) | ((data[2] & 0xff));
+    if (DEBUG_DEMUX) {
+        ALOGW("[Demux] start ts filter pid: %d", pid);
+    }
+    for (it = mPlaybackFilterIds.begin(); it != mPlaybackFilterIds.end(); it++) {
+        if (pid == mFilters[*it]->getTpid()) {
+            mFilters[*it]->updateFilterOutput(data);
+        }
+    }
+}
+
+void Demux::sendFrontendInputToRecord(vector<uint8_t> data) {
+    set<uint64_t>::iterator it;
+    if (DEBUG_DEMUX) {
+        ALOGW("[Demux] update record filter output");
+    }
+    for (it = mRecordFilterIds.begin(); it != mRecordFilterIds.end(); it++) {
+        mFilters[*it]->updateRecordOutput(data);
+    }
+}
+
+bool Demux::startBroadcastFilterDispatcher() {
+    set<uint64_t>::iterator it;
+
+    // Handle the output data per filter type
+    for (it = mPlaybackFilterIds.begin(); it != mPlaybackFilterIds.end(); it++) {
+        if (mFilters[*it]->startFilterHandler() != Result::SUCCESS) {
+            return false;
+        }
+    }
+
+    return true;
+}
+
+bool Demux::startRecordFilterDispatcher() {
+    set<uint64_t>::iterator it;
+
+    for (it = mRecordFilterIds.begin(); it != mRecordFilterIds.end(); it++) {
+        if (mFilters[*it]->startRecordFilterHandler() != Result::SUCCESS) {
+            return false;
+        }
+    }
+
+    return true;
+}
+
+Result Demux::startFilterHandler(uint64_t filterId) {
+    return mFilters[filterId]->startFilterHandler();
+}
+
+void Demux::updateFilterOutput(uint64_t filterId, vector<uint8_t> data) {
+    mFilters[filterId]->updateFilterOutput(data);
+}
+
+void Demux::updateMediaFilterOutput(uint64_t filterId, vector<uint8_t> data, uint64_t pts) {
+    updateFilterOutput(filterId, data);
+    mFilters[filterId]->updatePts(pts);
+}
+
+uint16_t Demux::getFilterTpid(uint64_t filterId) {
+    return mFilters[filterId]->getTpid();
+}
+
+void Demux::startFrontendInputLoop() {
+    pthread_create(&mFrontendInputThread, NULL, __threadLoopFrontend, this);
+    pthread_setname_np(mFrontendInputThread, "frontend_input_thread");
+}
+
+void* Demux::__threadLoopFrontend(void* user) {
+    Demux* const self = static_cast<Demux*>(user);
+    self->frontendInputThreadLoop();
+    return 0;
+}
+
+void Demux::frontendInputThreadLoop() {
+    std::lock_guard<std::mutex> lock(mFrontendInputThreadLock);
+    mFrontendInputThreadRunning = true;
+
+    while (mFrontendInputThreadRunning) {
+        uint32_t efState = 0;
+        status_t status = mDvrPlayback->getDvrEventFlag()->wait(
+                static_cast<uint32_t>(DemuxQueueNotifyBits::DATA_READY), &efState, WAIT_TIMEOUT,
+                true /* retry on spurious wake */);
+        if (status != OK) {
+            ALOGD("[Demux] wait for data ready on the playback FMQ");
+            continue;
+        }
+        if (mDvrPlayback->getSettings().playback().dataFormat == DataFormat::ES) {
+            if (!mDvrPlayback->processEsDataOnPlayback(true /*isVirtualFrontend*/, mIsRecording)) {
+                ALOGE("[Demux] playback es data failed to be filtered. Ending thread");
+                break;
+            }
+        }
+        // Our current implementation filter the data and write it into the filter FMQ immediately
+        // after the DATA_READY from the VTS/framework
+        if (!mDvrPlayback->readPlaybackFMQ(true /*isVirtualFrontend*/, mIsRecording) ||
+            !mDvrPlayback->startFilterDispatcher(true /*isVirtualFrontend*/, mIsRecording)) {
+            ALOGE("[Demux] playback data failed to be filtered. Ending thread");
+            break;
+        }
+    }
+
+    mFrontendInputThreadRunning = false;
+    ALOGW("[Demux] Frontend Input thread end.");
+}
+
+void Demux::stopFrontendInput() {
+    ALOGD("[Demux] stop frontend on demux");
+    mKeepFetchingDataFromFrontend = false;
+    mFrontendInputThreadRunning = false;
+    std::lock_guard<std::mutex> lock(mFrontendInputThreadLock);
+}
+
+void Demux::setIsRecording(bool isRecording) {
+    mIsRecording = isRecording;
+}
+
+bool Demux::attachRecordFilter(uint64_t filterId) {
+    if (mFilters[filterId] == nullptr || mDvrRecord == nullptr ||
+        !mFilters[filterId]->isRecordFilter()) {
+        return false;
+    }
+
+    mRecordFilterIds.insert(filterId);
+    mFilters[filterId]->attachFilterToRecord(mDvrRecord);
+
+    return true;
+}
+
+bool Demux::detachRecordFilter(uint64_t filterId) {
+    if (mFilters[filterId] == nullptr || mDvrRecord == nullptr) {
+        return false;
+    }
+
+    mRecordFilterIds.erase(filterId);
+    mFilters[filterId]->detachFilterFromRecord();
+
+    return true;
+}
+
+}  // namespace implementation
+}  // namespace V1_0
+}  // namespace tuner
+}  // namespace tv
+}  // namespace hardware
+}  // namespace android
diff --git a/tv/tuner/1.1/default/Demux.h b/tv/tuner/1.1/default/Demux.h
new file mode 100644
index 0000000..62f9162
--- /dev/null
+++ b/tv/tuner/1.1/default/Demux.h
@@ -0,0 +1,197 @@
+/*
+ * Copyright 2020 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.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_HARDWARE_TV_TUNER_V1_1_DEMUX_H_
+#define ANDROID_HARDWARE_TV_TUNER_V1_1_DEMUX_H_
+
+#include <fmq/MessageQueue.h>
+#include <math.h>
+#include <set>
+#include "Dvr.h"
+#include "Filter.h"
+#include "Frontend.h"
+#include "TimeFilter.h"
+#include "Tuner.h"
+
+using namespace std;
+
+namespace android {
+namespace hardware {
+namespace tv {
+namespace tuner {
+namespace V1_0 {
+namespace implementation {
+
+using ::android::hardware::EventFlag;
+using ::android::hardware::kSynchronizedReadWrite;
+using ::android::hardware::MessageQueue;
+using ::android::hardware::MQDescriptorSync;
+
+using FilterMQ = MessageQueue<uint8_t, kSynchronizedReadWrite>;
+
+class Dvr;
+class Filter;
+class Frontend;
+class TimeFilter;
+class Tuner;
+
+class Demux : public IDemux {
+  public:
+    Demux(uint32_t demuxId, sp<Tuner> tuner);
+
+    ~Demux();
+
+    virtual Return<Result> setFrontendDataSource(uint32_t frontendId) override;
+
+    virtual Return<void> openFilter(const DemuxFilterType& type, uint32_t bufferSize,
+                                    const sp<IFilterCallback>& cb, openFilter_cb _hidl_cb) override;
+
+    virtual Return<void> openTimeFilter(openTimeFilter_cb _hidl_cb) override;
+
+    virtual Return<void> getAvSyncHwId(const sp<IFilter>& filter,
+                                       getAvSyncHwId_cb _hidl_cb) override;
+
+    virtual Return<void> getAvSyncTime(AvSyncHwId avSyncHwId, getAvSyncTime_cb _hidl_cb) override;
+
+    virtual Return<Result> close() override;
+
+    virtual Return<void> openDvr(DvrType type, uint32_t bufferSize, const sp<IDvrCallback>& cb,
+                                 openDvr_cb _hidl_cb) override;
+
+    virtual Return<Result> connectCiCam(uint32_t ciCamId) override;
+
+    virtual Return<Result> disconnectCiCam() override;
+
+    // Functions interacts with Tuner Service
+    void stopFrontendInput();
+    Result removeFilter(uint64_t filterId);
+    bool attachRecordFilter(uint64_t filterId);
+    bool detachRecordFilter(uint64_t filterId);
+    Result startFilterHandler(uint64_t filterId);
+    void updateFilterOutput(uint64_t filterId, vector<uint8_t> data);
+    void updateMediaFilterOutput(uint64_t filterId, vector<uint8_t> data, uint64_t pts);
+    uint16_t getFilterTpid(uint64_t filterId);
+    void setIsRecording(bool isRecording);
+    void startFrontendInputLoop();
+
+    /**
+     * A dispatcher to read and dispatch input data to all the started filters.
+     * Each filter handler handles the data filtering/output writing/filterEvent updating.
+     * Note that recording filters are not included.
+     */
+    bool startBroadcastFilterDispatcher();
+    void startBroadcastTsFilter(vector<uint8_t> data);
+
+    void sendFrontendInputToRecord(vector<uint8_t> data);
+    bool startRecordFilterDispatcher();
+
+  private:
+    // Tuner service
+    sp<Tuner> mTunerService;
+
+    // Frontend source
+    sp<Frontend> mFrontend;
+
+    // A struct that passes the arguments to a newly created filter thread
+    struct ThreadArgs {
+        Demux* user;
+        uint64_t filterId;
+    };
+
+    static void* __threadLoopFrontend(void* user);
+    void frontendInputThreadLoop();
+
+    /**
+     * To create a FilterMQ with the next available Filter ID.
+     * Creating Event Flag at the same time.
+     * Add the successfully created/saved FilterMQ into the local list.
+     *
+     * Return false is any of the above processes fails.
+     */
+    void deleteEventFlag();
+    bool readDataFromMQ();
+
+    uint32_t mDemuxId = -1;
+    uint32_t mCiCamId;
+    set<uint64_t> mPcrFilterIds;
+    /**
+     * Record the last used filter id. Initial value is -1.
+     * Filter Id starts with 0.
+     */
+    uint64_t mLastUsedFilterId = -1;
+    /**
+     * Record all the used playback filter Ids.
+     * Any removed filter id should be removed from this set.
+     */
+    set<uint64_t> mPlaybackFilterIds;
+    /**
+     * Record all the attached record filter Ids.
+     * Any removed filter id should be removed from this set.
+     */
+    set<uint64_t> mRecordFilterIds;
+    /**
+     * A list of created Filter sp.
+     * The array number is the filter ID.
+     */
+    std::map<uint64_t, sp<Filter>> mFilters;
+
+    /**
+     * Local reference to the opened Timer Filter instance.
+     */
+    sp<TimeFilter> mTimeFilter;
+
+    /**
+     * Local reference to the opened DVR object.
+     */
+    sp<Dvr> mDvrPlayback;
+    sp<Dvr> mDvrRecord;
+
+    // Thread handlers
+    pthread_t mFrontendInputThread;
+    /**
+     * If a specific filter's writing loop is still running
+     */
+    bool mFrontendInputThreadRunning;
+    bool mKeepFetchingDataFromFrontend;
+    /**
+     * If the dvr recording is running.
+     */
+    bool mIsRecording = false;
+    /**
+     * Lock to protect writes to the FMQs
+     */
+    std::mutex mWriteLock;
+    /**
+     * Lock to protect writes to the input status
+     */
+    std::mutex mFrontendInputThreadLock;
+
+    // temp handle single PES filter
+    // TODO handle mulptiple Pes filters
+    int mPesSizeLeft = 0;
+    vector<uint8_t> mPesOutput;
+
+    const bool DEBUG_DEMUX = false;
+};
+
+}  // namespace implementation
+}  // namespace V1_0
+}  // namespace tuner
+}  // namespace tv
+}  // namespace hardware
+}  // namespace android
+
+#endif  // ANDROID_HARDWARE_TV_TUNER_V1_1_DEMUX_H_
diff --git a/tv/tuner/1.1/default/Descrambler.cpp b/tv/tuner/1.1/default/Descrambler.cpp
new file mode 100644
index 0000000..1fbc780
--- /dev/null
+++ b/tv/tuner/1.1/default/Descrambler.cpp
@@ -0,0 +1,80 @@
+/*
+ * Copyright 2020 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.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "android.hardware.tv.tuner@1.1-Descrambler"
+
+#include <android/hardware/tv/tuner/1.0/IFrontendCallback.h>
+#include <utils/Log.h>
+
+#include "Descrambler.h"
+
+namespace android {
+namespace hardware {
+namespace tv {
+namespace tuner {
+namespace V1_0 {
+namespace implementation {
+
+Descrambler::Descrambler() {}
+
+Descrambler::~Descrambler() {}
+
+Return<Result> Descrambler::setDemuxSource(uint32_t demuxId) {
+    ALOGV("%s", __FUNCTION__);
+    if (mDemuxSet) {
+        ALOGW("[   WARN   ] Descrambler has already been set with a demux id %" PRIu32,
+              mSourceDemuxId);
+        return Result::INVALID_STATE;
+    }
+    mDemuxSet = true;
+    mSourceDemuxId = static_cast<uint32_t>(demuxId);
+
+    return Result::SUCCESS;
+}
+
+Return<Result> Descrambler::setKeyToken(const hidl_vec<uint8_t>& /* keyToken */) {
+    ALOGV("%s", __FUNCTION__);
+
+    return Result::SUCCESS;
+}
+
+Return<Result> Descrambler::addPid(const DemuxPid& /* pid */,
+                                   const sp<IFilter>& /* optionalSourceFilter */) {
+    ALOGV("%s", __FUNCTION__);
+
+    return Result::SUCCESS;
+}
+
+Return<Result> Descrambler::removePid(const DemuxPid& /* pid */,
+                                      const sp<IFilter>& /* optionalSourceFilter */) {
+    ALOGV("%s", __FUNCTION__);
+
+    return Result::SUCCESS;
+}
+
+Return<Result> Descrambler::close() {
+    ALOGV("%s", __FUNCTION__);
+    mDemuxSet = false;
+
+    return Result::SUCCESS;
+}
+
+}  // namespace implementation
+}  // namespace V1_0
+}  // namespace tuner
+}  // namespace tv
+}  // namespace hardware
+}  // namespace android
diff --git a/tv/tuner/1.1/default/Descrambler.h b/tv/tuner/1.1/default/Descrambler.h
new file mode 100644
index 0000000..ffc284d
--- /dev/null
+++ b/tv/tuner/1.1/default/Descrambler.h
@@ -0,0 +1,62 @@
+/*
+ * Copyright 2020 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.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_HARDWARE_TV_TUNER_V1_1_DESCRAMBLER_H_
+#define ANDROID_HARDWARE_TV_TUNER_V1_1_DESCRAMBLER_H_
+
+#include <android/hardware/tv/tuner/1.0/IDescrambler.h>
+#include <android/hardware/tv/tuner/1.1/ITuner.h>
+#include <inttypes.h>
+
+using namespace std;
+
+namespace android {
+namespace hardware {
+namespace tv {
+namespace tuner {
+namespace V1_0 {
+namespace implementation {
+
+class Descrambler : public IDescrambler {
+  public:
+    Descrambler();
+
+    virtual Return<Result> setDemuxSource(uint32_t demuxId) override;
+
+    virtual Return<Result> setKeyToken(const hidl_vec<uint8_t>& keyToken) override;
+
+    virtual Return<Result> addPid(const DemuxPid& pid,
+                                  const sp<IFilter>& optionalSourceFilter) override;
+
+    virtual Return<Result> removePid(const DemuxPid& pid,
+                                     const sp<IFilter>& optionalSourceFilter) override;
+
+    virtual Return<Result> close() override;
+
+  private:
+    virtual ~Descrambler();
+    uint32_t mSourceDemuxId;
+    bool mDemuxSet = false;
+};
+
+}  // namespace implementation
+}  // namespace V1_0
+}  // namespace tuner
+}  // namespace tv
+}  // namespace hardware
+}  // namespace android
+
+#endif  // ANDROID_HARDWARE_TV_TUNER_V1_DESCRAMBLER_H_
diff --git a/tv/tuner/1.1/default/Dvr.cpp b/tv/tuner/1.1/default/Dvr.cpp
new file mode 100644
index 0000000..02d6a42
--- /dev/null
+++ b/tv/tuner/1.1/default/Dvr.cpp
@@ -0,0 +1,498 @@
+/*
+ * Copyright 2020 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.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "android.hardware.tv.tuner@1.1-Dvr"
+
+#include "Dvr.h"
+#include <utils/Log.h>
+
+namespace android {
+namespace hardware {
+namespace tv {
+namespace tuner {
+namespace V1_0 {
+namespace implementation {
+
+#define WAIT_TIMEOUT 3000000000
+
+Dvr::Dvr() {}
+
+Dvr::Dvr(DvrType type, uint32_t bufferSize, const sp<IDvrCallback>& cb, sp<Demux> demux) {
+    mType = type;
+    mBufferSize = bufferSize;
+    mCallback = cb;
+    mDemux = demux;
+}
+
+Dvr::~Dvr() {}
+
+Return<void> Dvr::getQueueDesc(getQueueDesc_cb _hidl_cb) {
+    ALOGV("%s", __FUNCTION__);
+
+    _hidl_cb(Result::SUCCESS, *mDvrMQ->getDesc());
+    return Void();
+}
+
+Return<Result> Dvr::configure(const DvrSettings& settings) {
+    ALOGV("%s", __FUNCTION__);
+
+    mDvrSettings = settings;
+    mDvrConfigured = true;
+
+    return Result::SUCCESS;
+}
+
+Return<Result> Dvr::attachFilter(const sp<V1_0::IFilter>& filter) {
+    ALOGV("%s", __FUNCTION__);
+
+    uint64_t filterId;
+    Result status;
+
+    sp<V1_1::IFilter> filter_v1_1 = V1_1::IFilter::castFrom(filter);
+    if (filter_v1_1 != NULL) {
+        filter_v1_1->getId64Bit([&](Result result, uint64_t id) {
+            filterId = id;
+            status = result;
+        });
+    } else {
+        filter->getId([&](Result result, uint32_t id) {
+            filterId = id;
+            status = result;
+        });
+    }
+
+    if (status != Result::SUCCESS) {
+        return status;
+    }
+
+    // TODO check if the attached filter is a record filter
+    if (!mDemux->attachRecordFilter(filterId)) {
+        return Result::INVALID_ARGUMENT;
+    }
+
+    return Result::SUCCESS;
+}
+
+Return<Result> Dvr::detachFilter(const sp<V1_0::IFilter>& filter) {
+    ALOGV("%s", __FUNCTION__);
+
+    uint64_t filterId;
+    Result status;
+
+    sp<V1_1::IFilter> filter_v1_1 = V1_1::IFilter::castFrom(filter);
+    if (filter_v1_1 != NULL) {
+        filter_v1_1->getId64Bit([&](Result result, uint64_t id) {
+            filterId = id;
+            status = result;
+        });
+    } else {
+        filter->getId([&](Result result, uint32_t id) {
+            filterId = id;
+            status = result;
+        });
+    }
+
+    if (status != Result::SUCCESS) {
+        return status;
+    }
+
+    if (!mDemux->detachRecordFilter(filterId)) {
+        return Result::INVALID_ARGUMENT;
+    }
+
+    return Result::SUCCESS;
+}
+
+Return<Result> Dvr::start() {
+    ALOGV("%s", __FUNCTION__);
+
+    if (!mCallback) {
+        return Result::NOT_INITIALIZED;
+    }
+
+    if (!mDvrConfigured) {
+        return Result::INVALID_STATE;
+    }
+
+    if (mType == DvrType::PLAYBACK) {
+        pthread_create(&mDvrThread, NULL, __threadLoopPlayback, this);
+        pthread_setname_np(mDvrThread, "playback_waiting_loop");
+    } else if (mType == DvrType::RECORD) {
+        mRecordStatus = RecordStatus::DATA_READY;
+        mDemux->setIsRecording(mType == DvrType::RECORD);
+    }
+
+    // TODO start another thread to send filter status callback to the framework
+
+    return Result::SUCCESS;
+}
+
+Return<Result> Dvr::stop() {
+    ALOGV("%s", __FUNCTION__);
+
+    mDvrThreadRunning = false;
+
+    lock_guard<mutex> lock(mDvrThreadLock);
+
+    mIsRecordStarted = false;
+    mDemux->setIsRecording(false);
+
+    return Result::SUCCESS;
+}
+
+Return<Result> Dvr::flush() {
+    ALOGV("%s", __FUNCTION__);
+
+    mRecordStatus = RecordStatus::DATA_READY;
+
+    return Result::SUCCESS;
+}
+
+Return<Result> Dvr::close() {
+    ALOGV("%s", __FUNCTION__);
+
+    return Result::SUCCESS;
+}
+
+bool Dvr::createDvrMQ() {
+    ALOGV("%s", __FUNCTION__);
+
+    // Create a synchronized FMQ that supports blocking read/write
+    unique_ptr<DvrMQ> tmpDvrMQ = unique_ptr<DvrMQ>(new (nothrow) DvrMQ(mBufferSize, true));
+    if (!tmpDvrMQ->isValid()) {
+        ALOGW("[Dvr] Failed to create FMQ of DVR");
+        return false;
+    }
+
+    mDvrMQ = move(tmpDvrMQ);
+
+    if (EventFlag::createEventFlag(mDvrMQ->getEventFlagWord(), &mDvrEventFlag) != OK) {
+        return false;
+    }
+
+    return true;
+}
+
+EventFlag* Dvr::getDvrEventFlag() {
+    return mDvrEventFlag;
+}
+
+void* Dvr::__threadLoopPlayback(void* user) {
+    Dvr* const self = static_cast<Dvr*>(user);
+    self->playbackThreadLoop();
+    return 0;
+}
+
+void Dvr::playbackThreadLoop() {
+    ALOGD("[Dvr] playback threadLoop start.");
+    lock_guard<mutex> lock(mDvrThreadLock);
+    mDvrThreadRunning = true;
+
+    while (mDvrThreadRunning) {
+        uint32_t efState = 0;
+        status_t status =
+                mDvrEventFlag->wait(static_cast<uint32_t>(DemuxQueueNotifyBits::DATA_READY),
+                                    &efState, WAIT_TIMEOUT, true /* retry on spurious wake */);
+        if (status != OK) {
+            ALOGD("[Dvr] wait for data ready on the playback FMQ");
+            continue;
+        }
+
+        if (mDvrSettings.playback().dataFormat == DataFormat::ES) {
+            if (!processEsDataOnPlayback(false /*isVirtualFrontend*/, false /*isRecording*/)) {
+                ALOGE("[Dvr] playback es data failed to be filtered. Ending thread");
+                break;
+            }
+            maySendPlaybackStatusCallback();
+        }
+        // Our current implementation filter the data and write it into the filter FMQ immediately
+        // after the DATA_READY from the VTS/framework
+        if (!readPlaybackFMQ(false /*isVirtualFrontend*/, false /*isRecording*/) ||
+            !startFilterDispatcher(false /*isVirtualFrontend*/, false /*isRecording*/)) {
+            ALOGE("[Dvr] playback data failed to be filtered. Ending thread");
+            break;
+        }
+
+        maySendPlaybackStatusCallback();
+    }
+
+    mDvrThreadRunning = false;
+    ALOGD("[Dvr] playback thread ended.");
+}
+
+void Dvr::maySendPlaybackStatusCallback() {
+    lock_guard<mutex> lock(mPlaybackStatusLock);
+    int availableToRead = mDvrMQ->availableToRead();
+    int availableToWrite = mDvrMQ->availableToWrite();
+
+    PlaybackStatus newStatus = checkPlaybackStatusChange(availableToWrite, availableToRead,
+                                                         mDvrSettings.playback().highThreshold,
+                                                         mDvrSettings.playback().lowThreshold);
+    if (mPlaybackStatus != newStatus) {
+        mCallback->onPlaybackStatus(newStatus);
+        mPlaybackStatus = newStatus;
+    }
+}
+
+PlaybackStatus Dvr::checkPlaybackStatusChange(uint32_t availableToWrite, uint32_t availableToRead,
+                                              uint32_t highThreshold, uint32_t lowThreshold) {
+    if (availableToWrite == 0) {
+        return PlaybackStatus::SPACE_FULL;
+    } else if (availableToRead > highThreshold) {
+        return PlaybackStatus::SPACE_ALMOST_FULL;
+    } else if (availableToRead < lowThreshold) {
+        return PlaybackStatus::SPACE_ALMOST_EMPTY;
+    } else if (availableToRead == 0) {
+        return PlaybackStatus::SPACE_EMPTY;
+    }
+    return mPlaybackStatus;
+}
+
+bool Dvr::readPlaybackFMQ(bool isVirtualFrontend, bool isRecording) {
+    // Read playback data from the input FMQ
+    int size = mDvrMQ->availableToRead();
+    int playbackPacketSize = mDvrSettings.playback().packetSize;
+    vector<uint8_t> dataOutputBuffer;
+    dataOutputBuffer.resize(playbackPacketSize);
+    // Dispatch the packet to the PID matching filter output buffer
+    for (int i = 0; i < size / playbackPacketSize; i++) {
+        if (!mDvrMQ->read(dataOutputBuffer.data(), playbackPacketSize)) {
+            return false;
+        }
+        if (isVirtualFrontend) {
+            if (isRecording) {
+                mDemux->sendFrontendInputToRecord(dataOutputBuffer);
+            } else {
+                mDemux->startBroadcastTsFilter(dataOutputBuffer);
+            }
+        } else {
+            startTpidFilter(dataOutputBuffer);
+        }
+    }
+
+    return true;
+}
+
+bool Dvr::processEsDataOnPlayback(bool isVirtualFrontend, bool isRecording) {
+    // Read ES from the DVR FMQ
+    // Note that currently we only provides ES with metaData in a specific format to be parsed.
+    // The ES size should be smaller than the Playback FMQ size to avoid reading truncated data.
+    int size = mDvrMQ->availableToRead();
+    vector<uint8_t> dataOutputBuffer;
+    dataOutputBuffer.resize(size);
+    if (!mDvrMQ->read(dataOutputBuffer.data(), size)) {
+        return false;
+    }
+
+    int metaDataSize = size;
+    int totalFrames = 0;
+    int videoEsDataSize = 0;
+    int audioEsDataSize = 0;
+    int audioPid = 0;
+    int videoPid = 0;
+
+    vector<MediaEsMetaData> esMeta;
+    int videoReadPointer = 0;
+    int audioReadPointer = 0;
+    int frameCount = 0;
+    // Get meta data from the es
+    for (int i = 0; i < metaDataSize; i++) {
+        switch (dataOutputBuffer[i]) {
+            case 'm':
+                metaDataSize = 0;
+                getMetaDataValue(i, dataOutputBuffer.data(), metaDataSize);
+                videoReadPointer = metaDataSize;
+                continue;
+            case 'l':
+                getMetaDataValue(i, dataOutputBuffer.data(), totalFrames);
+                esMeta.resize(totalFrames);
+                continue;
+            case 'V':
+                getMetaDataValue(i, dataOutputBuffer.data(), videoEsDataSize);
+                audioReadPointer = metaDataSize + videoEsDataSize;
+                continue;
+            case 'A':
+                getMetaDataValue(i, dataOutputBuffer.data(), audioEsDataSize);
+                continue;
+            case 'p':
+                if (dataOutputBuffer[++i] == 'a') {
+                    getMetaDataValue(i, dataOutputBuffer.data(), audioPid);
+                } else if (dataOutputBuffer[i] == 'v') {
+                    getMetaDataValue(i, dataOutputBuffer.data(), videoPid);
+                }
+                continue;
+            case 'v':
+            case 'a':
+                if (dataOutputBuffer[i + 1] != ',') {
+                    ALOGE("[Dvr] Invalid format meta data.");
+                    return false;
+                }
+                esMeta[frameCount] = {
+                        .isAudio = dataOutputBuffer[i] == 'a' ? true : false,
+                };
+                i += 5;  // Move to Len
+                getMetaDataValue(i, dataOutputBuffer.data(), esMeta[frameCount].len);
+                if (esMeta[frameCount].isAudio) {
+                    esMeta[frameCount].startIndex = audioReadPointer;
+                    audioReadPointer += esMeta[frameCount].len;
+                } else {
+                    esMeta[frameCount].startIndex = videoReadPointer;
+                    videoReadPointer += esMeta[frameCount].len;
+                }
+                i += 4;  // move to PTS
+                getMetaDataValue(i, dataOutputBuffer.data(), esMeta[frameCount].pts);
+                frameCount++;
+                continue;
+            default:
+                continue;
+        }
+    }
+
+    if (frameCount != totalFrames) {
+        ALOGE("[Dvr] Invalid meta data, frameCount=%d, totalFrames reported=%d", frameCount,
+              totalFrames);
+        return false;
+    }
+
+    if (metaDataSize + audioEsDataSize + videoEsDataSize != size) {
+        ALOGE("[Dvr] Invalid meta data, metaSize=%d, videoSize=%d, audioSize=%d, totolSize=%d",
+              metaDataSize, videoEsDataSize, audioEsDataSize, size);
+        return false;
+    }
+
+    // Read es raw data from the FMQ per meta data built previously
+    vector<uint8_t> frameData;
+    map<uint64_t, sp<IFilter>>::iterator it;
+    int pid = 0;
+    for (int i = 0; i < totalFrames; i++) {
+        frameData.resize(esMeta[i].len);
+        pid = esMeta[i].isAudio ? audioPid : videoPid;
+        memcpy(dataOutputBuffer.data() + esMeta[i].startIndex, frameData.data(), esMeta[i].len);
+        // Send to the media filter
+        if (isVirtualFrontend && isRecording) {
+            // TODO validate record
+            mDemux->sendFrontendInputToRecord(frameData);
+        } else {
+            for (it = mFilters.begin(); it != mFilters.end(); it++) {
+                if (pid == mDemux->getFilterTpid(it->first)) {
+                    mDemux->updateMediaFilterOutput(it->first, frameData,
+                                                    static_cast<uint64_t>(esMeta[i].pts));
+                    startFilterDispatcher(isVirtualFrontend, isRecording);
+                }
+            }
+        }
+    }
+
+    return true;
+}
+
+void Dvr::getMetaDataValue(int& index, uint8_t* dataOutputBuffer, int& value) {
+    index += 2;  // Move the pointer across the ":" to the value
+    while (dataOutputBuffer[index] != ',' && dataOutputBuffer[index] != '\n') {
+        value = ((dataOutputBuffer[index++] - 48) + value * 10);
+    }
+}
+
+void Dvr::startTpidFilter(vector<uint8_t> data) {
+    map<uint64_t, sp<IFilter>>::iterator it;
+    for (it = mFilters.begin(); it != mFilters.end(); it++) {
+        uint16_t pid = ((data[1] & 0x1f) << 8) | ((data[2] & 0xff));
+        if (DEBUG_DVR) {
+            ALOGW("[Dvr] start ts filter pid: %d", pid);
+        }
+        if (pid == mDemux->getFilterTpid(it->first)) {
+            mDemux->updateFilterOutput(it->first, data);
+        }
+    }
+}
+
+bool Dvr::startFilterDispatcher(bool isVirtualFrontend, bool isRecording) {
+    if (isVirtualFrontend) {
+        if (isRecording) {
+            return mDemux->startRecordFilterDispatcher();
+        } else {
+            return mDemux->startBroadcastFilterDispatcher();
+        }
+    }
+
+    map<uint64_t, sp<IFilter>>::iterator it;
+    // Handle the output data per filter type
+    for (it = mFilters.begin(); it != mFilters.end(); it++) {
+        if (mDemux->startFilterHandler(it->first) != Result::SUCCESS) {
+            return false;
+        }
+    }
+
+    return true;
+}
+
+bool Dvr::writeRecordFMQ(const vector<uint8_t>& data) {
+    lock_guard<mutex> lock(mWriteLock);
+    if (mRecordStatus == RecordStatus::OVERFLOW) {
+        ALOGW("[Dvr] stops writing and wait for the client side flushing.");
+        return true;
+    }
+    if (mDvrMQ->write(data.data(), data.size())) {
+        mDvrEventFlag->wake(static_cast<uint32_t>(DemuxQueueNotifyBits::DATA_READY));
+        maySendRecordStatusCallback();
+        return true;
+    }
+
+    maySendRecordStatusCallback();
+    return false;
+}
+
+void Dvr::maySendRecordStatusCallback() {
+    lock_guard<mutex> lock(mRecordStatusLock);
+    int availableToRead = mDvrMQ->availableToRead();
+    int availableToWrite = mDvrMQ->availableToWrite();
+
+    RecordStatus newStatus = checkRecordStatusChange(availableToWrite, availableToRead,
+                                                     mDvrSettings.record().highThreshold,
+                                                     mDvrSettings.record().lowThreshold);
+    if (mRecordStatus != newStatus) {
+        mCallback->onRecordStatus(newStatus);
+        mRecordStatus = newStatus;
+    }
+}
+
+RecordStatus Dvr::checkRecordStatusChange(uint32_t availableToWrite, uint32_t availableToRead,
+                                          uint32_t highThreshold, uint32_t lowThreshold) {
+    if (availableToWrite == 0) {
+        return DemuxFilterStatus::OVERFLOW;
+    } else if (availableToRead > highThreshold) {
+        return DemuxFilterStatus::HIGH_WATER;
+    } else if (availableToRead < lowThreshold) {
+        return DemuxFilterStatus::LOW_WATER;
+    }
+    return mRecordStatus;
+}
+
+bool Dvr::addPlaybackFilter(uint64_t filterId, sp<IFilter> filter) {
+    mFilters[filterId] = filter;
+    return true;
+}
+
+bool Dvr::removePlaybackFilter(uint64_t filterId) {
+    mFilters.erase(filterId);
+    return true;
+}
+}  // namespace implementation
+}  // namespace V1_0
+}  // namespace tuner
+}  // namespace tv
+}  // namespace hardware
+}  // namespace android
diff --git a/tv/tuner/1.1/default/Dvr.h b/tv/tuner/1.1/default/Dvr.h
new file mode 100644
index 0000000..7b7efef
--- /dev/null
+++ b/tv/tuner/1.1/default/Dvr.h
@@ -0,0 +1,167 @@
+/*
+ * Copyright 2020 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.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_HARDWARE_TV_TUNER_V1_1_DVR_H_
+#define ANDROID_HARDWARE_TV_TUNER_V1_1_DVR_H_
+
+#include <fmq/MessageQueue.h>
+#include <math.h>
+#include <set>
+#include "Demux.h"
+#include "Frontend.h"
+#include "Tuner.h"
+
+using namespace std;
+
+namespace android {
+namespace hardware {
+namespace tv {
+namespace tuner {
+namespace V1_0 {
+namespace implementation {
+
+using ::android::hardware::EventFlag;
+using ::android::hardware::kSynchronizedReadWrite;
+using ::android::hardware::MessageQueue;
+using ::android::hardware::MQDescriptorSync;
+
+using DvrMQ = MessageQueue<uint8_t, kSynchronizedReadWrite>;
+
+struct MediaEsMetaData {
+    bool isAudio;
+    int startIndex;
+    int len;
+    int pts;
+};
+
+class Demux;
+class Filter;
+class Frontend;
+class Tuner;
+
+class Dvr : public IDvr {
+  public:
+    Dvr();
+
+    Dvr(DvrType type, uint32_t bufferSize, const sp<IDvrCallback>& cb, sp<Demux> demux);
+
+    ~Dvr();
+
+    virtual Return<void> getQueueDesc(getQueueDesc_cb _hidl_cb) override;
+
+    virtual Return<Result> configure(const DvrSettings& settings) override;
+
+    virtual Return<Result> attachFilter(const sp<IFilter>& filter) override;
+
+    virtual Return<Result> detachFilter(const sp<IFilter>& filter) override;
+
+    virtual Return<Result> start() override;
+
+    virtual Return<Result> stop() override;
+
+    virtual Return<Result> flush() override;
+
+    virtual Return<Result> close() override;
+
+    /**
+     * To create a DvrMQ and its Event Flag.
+     *
+     * Return false is any of the above processes fails.
+     */
+    bool createDvrMQ();
+    void sendBroadcastInputToDvrRecord(vector<uint8_t> byteBuffer);
+    bool writeRecordFMQ(const std::vector<uint8_t>& data);
+    bool addPlaybackFilter(uint64_t filterId, sp<IFilter> filter);
+    bool removePlaybackFilter(uint64_t filterId);
+    bool readPlaybackFMQ(bool isVirtualFrontend, bool isRecording);
+    bool processEsDataOnPlayback(bool isVirtualFrontend, bool isRecording);
+    bool startFilterDispatcher(bool isVirtualFrontend, bool isRecording);
+    EventFlag* getDvrEventFlag();
+    DvrSettings getSettings() { return mDvrSettings; }
+
+  private:
+    // Demux service
+    sp<Demux> mDemux;
+
+    DvrType mType;
+    uint32_t mBufferSize;
+    sp<IDvrCallback> mCallback;
+    std::map<uint64_t, sp<IFilter>> mFilters;
+
+    void deleteEventFlag();
+    bool readDataFromMQ();
+    void getMetaDataValue(int& index, uint8_t* dataOutputBuffer, int& value);
+    void maySendPlaybackStatusCallback();
+    void maySendRecordStatusCallback();
+    PlaybackStatus checkPlaybackStatusChange(uint32_t availableToWrite, uint32_t availableToRead,
+                                             uint32_t highThreshold, uint32_t lowThreshold);
+    RecordStatus checkRecordStatusChange(uint32_t availableToWrite, uint32_t availableToRead,
+                                         uint32_t highThreshold, uint32_t lowThreshold);
+    /**
+     * A dispatcher to read and dispatch input data to all the started filters.
+     * Each filter handler handles the data filtering/output writing/filterEvent updating.
+     */
+    void startTpidFilter(vector<uint8_t> data);
+    static void* __threadLoopPlayback(void* user);
+    static void* __threadLoopRecord(void* user);
+    void playbackThreadLoop();
+    void recordThreadLoop();
+
+    unique_ptr<DvrMQ> mDvrMQ;
+    EventFlag* mDvrEventFlag;
+    /**
+     * Demux callbacks used on filter events or IO buffer status
+     */
+    bool mDvrConfigured = false;
+    DvrSettings mDvrSettings;
+
+    // Thread handlers
+    pthread_t mDvrThread;
+
+    // FMQ status local records
+    PlaybackStatus mPlaybackStatus;
+    RecordStatus mRecordStatus;
+    /**
+     * If a specific filter's writing loop is still running
+     */
+    bool mDvrThreadRunning;
+    bool mKeepFetchingDataFromFrontend;
+    /**
+     * Lock to protect writes to the FMQs
+     */
+    std::mutex mWriteLock;
+    /**
+     * Lock to protect writes to the input status
+     */
+    std::mutex mPlaybackStatusLock;
+    std::mutex mRecordStatusLock;
+    std::mutex mDvrThreadLock;
+
+    const bool DEBUG_DVR = false;
+
+    // Booleans to check if recording is running.
+    // Recording is ready when both of the following are set to true.
+    bool mIsRecordStarted = false;
+};
+
+}  // namespace implementation
+}  // namespace V1_0
+}  // namespace tuner
+}  // namespace tv
+}  // namespace hardware
+}  // namespace android
+
+#endif  // ANDROID_HARDWARE_TV_TUNER_V1_1_DVR_H_
\ No newline at end of file
diff --git a/tv/tuner/1.1/default/Filter.cpp b/tv/tuner/1.1/default/Filter.cpp
new file mode 100644
index 0000000..108baf7
--- /dev/null
+++ b/tv/tuner/1.1/default/Filter.cpp
@@ -0,0 +1,672 @@
+/*
+ * Copyright 2020 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.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "android.hardware.tv.tuner@1.1-Filter"
+
+#include "Filter.h"
+#include <utils/Log.h>
+
+namespace android {
+namespace hardware {
+namespace tv {
+namespace tuner {
+namespace V1_0 {
+namespace implementation {
+
+#define WAIT_TIMEOUT 3000000000
+
+Filter::Filter() {}
+
+Filter::Filter(DemuxFilterType type, uint64_t filterId, uint32_t bufferSize,
+               const sp<IFilterCallback>& cb, sp<Demux> demux) {
+    mType = type;
+    mFilterId = filterId;
+    mBufferSize = bufferSize;
+    mCallback = cb;
+    mDemux = demux;
+
+    switch (mType.mainType) {
+        case DemuxFilterMainType::TS:
+            if (mType.subType.tsFilterType() == DemuxTsFilterType::AUDIO ||
+                mType.subType.tsFilterType() == DemuxTsFilterType::VIDEO) {
+                mIsMediaFilter = true;
+            }
+            if (mType.subType.tsFilterType() == DemuxTsFilterType::PCR) {
+                mIsPcrFilter = true;
+            }
+            if (mType.subType.tsFilterType() == DemuxTsFilterType::RECORD) {
+                mIsRecordFilter = true;
+            }
+            break;
+        case DemuxFilterMainType::MMTP:
+            if (mType.subType.mmtpFilterType() == DemuxMmtpFilterType::AUDIO ||
+                mType.subType.mmtpFilterType() == DemuxMmtpFilterType::VIDEO) {
+                mIsMediaFilter = true;
+            }
+            if (mType.subType.mmtpFilterType() == DemuxMmtpFilterType::RECORD) {
+                mIsRecordFilter = true;
+            }
+            break;
+        case DemuxFilterMainType::IP:
+            break;
+        case DemuxFilterMainType::TLV:
+            break;
+        case DemuxFilterMainType::ALP:
+            break;
+        default:
+            break;
+    }
+}
+
+Filter::~Filter() {}
+
+Return<void> Filter::getId64Bit(getId64Bit_cb _hidl_cb) {
+    ALOGV("%s", __FUNCTION__);
+
+    _hidl_cb(Result::SUCCESS, mFilterId);
+    return Void();
+}
+
+Return<void> Filter::getId(getId_cb _hidl_cb) {
+    ALOGV("%s", __FUNCTION__);
+
+    _hidl_cb(Result::SUCCESS, static_cast<uint32_t>(mFilterId));
+    return Void();
+}
+
+Return<Result> Filter::setDataSource(const sp<V1_0::IFilter>& filter) {
+    ALOGV("%s", __FUNCTION__);
+
+    mDataSource = filter;
+    mIsDataSourceDemux = false;
+
+    return Result::SUCCESS;
+}
+
+Return<void> Filter::getQueueDesc(getQueueDesc_cb _hidl_cb) {
+    ALOGV("%s", __FUNCTION__);
+
+    mIsUsingFMQ = true;
+
+    _hidl_cb(Result::SUCCESS, *mFilterMQ->getDesc());
+    return Void();
+}
+
+Return<Result> Filter::configure(const DemuxFilterSettings& settings) {
+    ALOGV("%s", __FUNCTION__);
+
+    mFilterSettings = settings;
+    switch (mType.mainType) {
+        case DemuxFilterMainType::TS:
+            mTpid = settings.ts().tpid;
+            break;
+        case DemuxFilterMainType::MMTP:
+            break;
+        case DemuxFilterMainType::IP:
+            break;
+        case DemuxFilterMainType::TLV:
+            break;
+        case DemuxFilterMainType::ALP:
+            break;
+        default:
+            break;
+    }
+
+    return Result::SUCCESS;
+}
+
+Return<Result> Filter::start() {
+    ALOGV("%s", __FUNCTION__);
+
+    return startFilterLoop();
+}
+
+Return<Result> Filter::stop() {
+    ALOGV("%s", __FUNCTION__);
+
+    mFilterThreadRunning = false;
+
+    std::lock_guard<std::mutex> lock(mFilterThreadLock);
+
+    return Result::SUCCESS;
+}
+
+Return<Result> Filter::flush() {
+    ALOGV("%s", __FUNCTION__);
+
+    // temp implementation to flush the FMQ
+    int size = mFilterMQ->availableToRead();
+    char* buffer = new char[size];
+    mFilterMQ->read((unsigned char*)&buffer[0], size);
+    delete[] buffer;
+    mFilterStatus = DemuxFilterStatus::DATA_READY;
+
+    return Result::SUCCESS;
+}
+
+Return<Result> Filter::releaseAvHandle(const hidl_handle& /*avMemory*/, uint64_t avDataId) {
+    ALOGV("%s", __FUNCTION__);
+    if (mDataId2Avfd.find(avDataId) == mDataId2Avfd.end()) {
+        return Result::INVALID_ARGUMENT;
+    }
+
+    ::close(mDataId2Avfd[avDataId]);
+    return Result::SUCCESS;
+}
+
+Return<Result> Filter::close() {
+    ALOGV("%s", __FUNCTION__);
+
+    return mDemux->removeFilter(mFilterId);
+}
+
+bool Filter::createFilterMQ() {
+    ALOGV("%s", __FUNCTION__);
+
+    // Create a synchronized FMQ that supports blocking read/write
+    std::unique_ptr<FilterMQ> tmpFilterMQ =
+            std::unique_ptr<FilterMQ>(new (std::nothrow) FilterMQ(mBufferSize, true));
+    if (!tmpFilterMQ->isValid()) {
+        ALOGW("[Filter] Failed to create FMQ of filter with id: %" PRIu64, mFilterId);
+        return false;
+    }
+
+    mFilterMQ = std::move(tmpFilterMQ);
+
+    if (EventFlag::createEventFlag(mFilterMQ->getEventFlagWord(), &mFilterEventFlag) != OK) {
+        return false;
+    }
+
+    return true;
+}
+
+Result Filter::startFilterLoop() {
+    pthread_create(&mFilterThread, NULL, __threadLoopFilter, this);
+    pthread_setname_np(mFilterThread, "filter_waiting_loop");
+
+    return Result::SUCCESS;
+}
+
+void* Filter::__threadLoopFilter(void* user) {
+    Filter* const self = static_cast<Filter*>(user);
+    self->filterThreadLoop();
+    return 0;
+}
+
+void Filter::filterThreadLoop() {
+    ALOGD("[Filter] filter %" PRIu64 " threadLoop start.", mFilterId);
+    std::lock_guard<std::mutex> lock(mFilterThreadLock);
+    mFilterThreadRunning = true;
+
+    // For the first time of filter output, implementation needs to send the filter
+    // Event Callback without waiting for the DATA_CONSUMED to init the process.
+    while (mFilterThreadRunning) {
+        if (mFilterEvent.events.size() == 0) {
+            if (DEBUG_FILTER) {
+                ALOGD("[Filter] wait for filter data output.");
+            }
+            usleep(1000 * 1000);
+            continue;
+        }
+        // After successfully write, send a callback and wait for the read to be done
+        mCallback->onFilterEvent(mFilterEvent);
+        freeAvHandle();
+        mFilterEvent.events.resize(0);
+        mFilterStatus = DemuxFilterStatus::DATA_READY;
+        if (mCallback == nullptr) {
+            ALOGD("[Filter] filter %" PRIu64 " does not hava callback. Ending thread", mFilterId);
+            break;
+        }
+        mCallback->onFilterStatus(mFilterStatus);
+        break;
+    }
+
+    while (mFilterThreadRunning) {
+        uint32_t efState = 0;
+        // We do not wait for the last round of written data to be read to finish the thread
+        // because the VTS can verify the reading itself.
+        for (int i = 0; i < SECTION_WRITE_COUNT; i++) {
+            while (mFilterThreadRunning && mIsUsingFMQ) {
+                status_t status = mFilterEventFlag->wait(
+                        static_cast<uint32_t>(DemuxQueueNotifyBits::DATA_CONSUMED), &efState,
+                        WAIT_TIMEOUT, true /* retry on spurious wake */);
+                if (status != OK) {
+                    ALOGD("[Filter] wait for data consumed");
+                    continue;
+                }
+                break;
+            }
+
+            maySendFilterStatusCallback();
+
+            while (mFilterThreadRunning) {
+                std::lock_guard<std::mutex> lock(mFilterEventLock);
+                if (mFilterEvent.events.size() == 0) {
+                    continue;
+                }
+                // After successfully write, send a callback and wait for the read to be done
+                mCallback->onFilterEvent(mFilterEvent);
+                mFilterEvent.events.resize(0);
+                break;
+            }
+            // We do not wait for the last read to be done
+            // VTS can verify the read result itself.
+            if (i == SECTION_WRITE_COUNT - 1) {
+                ALOGD("[Filter] filter %" PRIu64 " writing done. Ending thread", mFilterId);
+                break;
+            }
+        }
+        mFilterThreadRunning = false;
+    }
+
+    ALOGD("[Filter] filter thread ended.");
+}
+
+void Filter::freeAvHandle() {
+    if (!mIsMediaFilter) {
+        return;
+    }
+    for (int i = 0; i < mFilterEvent.events.size(); i++) {
+        ::close(mFilterEvent.events[i].media().avMemory.getNativeHandle()->data[0]);
+        native_handle_close(mFilterEvent.events[i].media().avMemory.getNativeHandle());
+    }
+}
+
+void Filter::maySendFilterStatusCallback() {
+    if (!mIsUsingFMQ) {
+        return;
+    }
+    std::lock_guard<std::mutex> lock(mFilterStatusLock);
+    int availableToRead = mFilterMQ->availableToRead();
+    int availableToWrite = mFilterMQ->availableToWrite();
+    int fmqSize = mFilterMQ->getQuantumCount();
+
+    DemuxFilterStatus newStatus = checkFilterStatusChange(
+            availableToWrite, availableToRead, ceil(fmqSize * 0.75), ceil(fmqSize * 0.25));
+    if (mFilterStatus != newStatus) {
+        mCallback->onFilterStatus(newStatus);
+        mFilterStatus = newStatus;
+    }
+}
+
+DemuxFilterStatus Filter::checkFilterStatusChange(uint32_t availableToWrite,
+                                                  uint32_t availableToRead, uint32_t highThreshold,
+                                                  uint32_t lowThreshold) {
+    if (availableToWrite == 0) {
+        return DemuxFilterStatus::OVERFLOW;
+    } else if (availableToRead > highThreshold) {
+        return DemuxFilterStatus::HIGH_WATER;
+    } else if (availableToRead < lowThreshold) {
+        return DemuxFilterStatus::LOW_WATER;
+    }
+    return mFilterStatus;
+}
+
+uint16_t Filter::getTpid() {
+    return mTpid;
+}
+
+void Filter::updateFilterOutput(vector<uint8_t> data) {
+    std::lock_guard<std::mutex> lock(mFilterOutputLock);
+    mFilterOutput.insert(mFilterOutput.end(), data.begin(), data.end());
+}
+
+void Filter::updatePts(uint64_t pts) {
+    std::lock_guard<std::mutex> lock(mFilterOutputLock);
+    mPts = pts;
+}
+
+void Filter::updateRecordOutput(vector<uint8_t> data) {
+    std::lock_guard<std::mutex> lock(mRecordFilterOutputLock);
+    mRecordFilterOutput.insert(mRecordFilterOutput.end(), data.begin(), data.end());
+}
+
+Result Filter::startFilterHandler() {
+    std::lock_guard<std::mutex> lock(mFilterOutputLock);
+    switch (mType.mainType) {
+        case DemuxFilterMainType::TS:
+            switch (mType.subType.tsFilterType()) {
+                case DemuxTsFilterType::UNDEFINED:
+                    break;
+                case DemuxTsFilterType::SECTION:
+                    startSectionFilterHandler();
+                    break;
+                case DemuxTsFilterType::PES:
+                    startPesFilterHandler();
+                    break;
+                case DemuxTsFilterType::TS:
+                    startTsFilterHandler();
+                    break;
+                case DemuxTsFilterType::AUDIO:
+                case DemuxTsFilterType::VIDEO:
+                    startMediaFilterHandler();
+                    break;
+                case DemuxTsFilterType::PCR:
+                    startPcrFilterHandler();
+                    break;
+                case DemuxTsFilterType::TEMI:
+                    startTemiFilterHandler();
+                    break;
+                default:
+                    break;
+            }
+            break;
+        case DemuxFilterMainType::MMTP:
+            /*mmtpSettings*/
+            break;
+        case DemuxFilterMainType::IP:
+            /*ipSettings*/
+            break;
+        case DemuxFilterMainType::TLV:
+            /*tlvSettings*/
+            break;
+        case DemuxFilterMainType::ALP:
+            /*alpSettings*/
+            break;
+        default:
+            break;
+    }
+    return Result::SUCCESS;
+}
+
+Result Filter::startSectionFilterHandler() {
+    if (mFilterOutput.empty()) {
+        return Result::SUCCESS;
+    }
+    if (!writeSectionsAndCreateEvent(mFilterOutput)) {
+        ALOGD("[Filter] filter %" PRIu64 " fails to write into FMQ. Ending thread", mFilterId);
+        return Result::UNKNOWN_ERROR;
+    }
+
+    mFilterOutput.clear();
+
+    return Result::SUCCESS;
+}
+
+Result Filter::startPesFilterHandler() {
+    std::lock_guard<std::mutex> lock(mFilterEventLock);
+    if (mFilterOutput.empty()) {
+        return Result::SUCCESS;
+    }
+
+    for (int i = 0; i < mFilterOutput.size(); i += 188) {
+        if (mPesSizeLeft == 0) {
+            uint32_t prefix = (mFilterOutput[i + 4] << 16) | (mFilterOutput[i + 5] << 8) |
+                              mFilterOutput[i + 6];
+            if (DEBUG_FILTER) {
+                ALOGD("[Filter] prefix %d", prefix);
+            }
+            if (prefix == 0x000001) {
+                // TODO handle mulptiple Pes filters
+                mPesSizeLeft = (mFilterOutput[i + 8] << 8) | mFilterOutput[i + 9];
+                mPesSizeLeft += 6;
+                if (DEBUG_FILTER) {
+                    ALOGD("[Filter] pes data length %d", mPesSizeLeft);
+                }
+            } else {
+                continue;
+            }
+        }
+
+        int endPoint = min(184, mPesSizeLeft);
+        // append data and check size
+        vector<uint8_t>::const_iterator first = mFilterOutput.begin() + i + 4;
+        vector<uint8_t>::const_iterator last = mFilterOutput.begin() + i + 4 + endPoint;
+        mPesOutput.insert(mPesOutput.end(), first, last);
+        // size does not match then continue
+        mPesSizeLeft -= endPoint;
+        if (DEBUG_FILTER) {
+            ALOGD("[Filter] pes data left %d", mPesSizeLeft);
+        }
+        if (mPesSizeLeft > 0) {
+            continue;
+        }
+        // size match then create event
+        if (!writeDataToFilterMQ(mPesOutput)) {
+            ALOGD("[Filter] pes data write failed");
+            mFilterOutput.clear();
+            return Result::INVALID_STATE;
+        }
+        maySendFilterStatusCallback();
+        DemuxFilterPesEvent pesEvent;
+        pesEvent = {
+                // temp dump meta data
+                .streamId = mPesOutput[3],
+                .dataLength = static_cast<uint16_t>(mPesOutput.size()),
+        };
+        if (DEBUG_FILTER) {
+            ALOGD("[Filter] assembled pes data length %d", pesEvent.dataLength);
+        }
+
+        int size = mFilterEvent.events.size();
+        mFilterEvent.events.resize(size + 1);
+        mFilterEvent.events[size].pes(pesEvent);
+        mPesOutput.clear();
+    }
+
+    mFilterOutput.clear();
+
+    return Result::SUCCESS;
+}
+
+Result Filter::startTsFilterHandler() {
+    // TODO handle starting TS filter
+    return Result::SUCCESS;
+}
+
+Result Filter::startMediaFilterHandler() {
+    std::lock_guard<std::mutex> lock(mFilterEventLock);
+    if (mFilterOutput.empty()) {
+        return Result::SUCCESS;
+    }
+
+    if (mPts) {
+        return createMediaFilterEventWithIon(mFilterOutput);
+    }
+
+    for (int i = 0; i < mFilterOutput.size(); i += 188) {
+        if (mPesSizeLeft == 0) {
+            uint32_t prefix = (mFilterOutput[i + 4] << 16) | (mFilterOutput[i + 5] << 8) |
+                              mFilterOutput[i + 6];
+            if (DEBUG_FILTER) {
+                ALOGD("[Filter] prefix %d", prefix);
+            }
+            if (prefix == 0x000001) {
+                // TODO handle mulptiple Pes filters
+                mPesSizeLeft = (mFilterOutput[i + 8] << 8) | mFilterOutput[i + 9];
+                mPesSizeLeft += 6;
+                if (DEBUG_FILTER) {
+                    ALOGD("[Filter] pes data length %d", mPesSizeLeft);
+                }
+            } else {
+                continue;
+            }
+        }
+
+        int endPoint = min(184, mPesSizeLeft);
+        // append data and check size
+        vector<uint8_t>::const_iterator first = mFilterOutput.begin() + i + 4;
+        vector<uint8_t>::const_iterator last = mFilterOutput.begin() + i + 4 + endPoint;
+        mPesOutput.insert(mPesOutput.end(), first, last);
+        // size does not match then continue
+        mPesSizeLeft -= endPoint;
+        if (DEBUG_FILTER) {
+            ALOGD("[Filter] pes data left %d", mPesSizeLeft);
+        }
+        if (mPesSizeLeft > 0 || mAvBufferCopyCount++ < 10) {
+            continue;
+        }
+
+        createMediaFilterEventWithIon(mPesOutput);
+    }
+
+    mFilterOutput.clear();
+
+    return Result::SUCCESS;
+}
+
+Result Filter::createMediaFilterEventWithIon(vector<uint8_t> output) {
+    int av_fd = createAvIonFd(output.size());
+    if (av_fd == -1) {
+        return Result::UNKNOWN_ERROR;
+    }
+    // copy the filtered data to the buffer
+    uint8_t* avBuffer = getIonBuffer(av_fd, output.size());
+    if (avBuffer == NULL) {
+        return Result::UNKNOWN_ERROR;
+    }
+    memcpy(avBuffer, output.data(), output.size() * sizeof(uint8_t));
+
+    native_handle_t* nativeHandle = createNativeHandle(av_fd);
+    if (nativeHandle == NULL) {
+        return Result::UNKNOWN_ERROR;
+    }
+    hidl_handle handle;
+    handle.setTo(nativeHandle, /*shouldOwn=*/true);
+
+    // Create a dataId and add a <dataId, av_fd> pair into the dataId2Avfd map
+    uint64_t dataId = mLastUsedDataId++ /*createdUID*/;
+    mDataId2Avfd[dataId] = dup(av_fd);
+
+    // Create mediaEvent and send callback
+    DemuxFilterMediaEvent mediaEvent;
+    mediaEvent = {
+            .avMemory = std::move(handle),
+            .dataLength = static_cast<uint32_t>(output.size()),
+            .avDataId = dataId,
+    };
+    if (mPts) {
+        mediaEvent.pts = mPts;
+        mPts = 0;
+    }
+    int size = mFilterEvent.events.size();
+    mFilterEvent.events.resize(size + 1);
+    mFilterEvent.events[size].media(mediaEvent);
+
+    // Clear and log
+    output.clear();
+    mAvBufferCopyCount = 0;
+    ::close(av_fd);
+    if (DEBUG_FILTER) {
+        ALOGD("[Filter] av data length %d", mediaEvent.dataLength);
+    }
+    return Result::SUCCESS;
+}
+
+Result Filter::startRecordFilterHandler() {
+    std::lock_guard<std::mutex> lock(mRecordFilterOutputLock);
+    if (mRecordFilterOutput.empty()) {
+        return Result::SUCCESS;
+    }
+
+    if (mDvr == nullptr || !mDvr->writeRecordFMQ(mRecordFilterOutput)) {
+        ALOGD("[Filter] dvr fails to write into record FMQ.");
+        return Result::UNKNOWN_ERROR;
+    }
+
+    mRecordFilterOutput.clear();
+    return Result::SUCCESS;
+}
+
+Result Filter::startPcrFilterHandler() {
+    // TODO handle starting PCR filter
+    return Result::SUCCESS;
+}
+
+Result Filter::startTemiFilterHandler() {
+    // TODO handle starting TEMI filter
+    return Result::SUCCESS;
+}
+
+bool Filter::writeSectionsAndCreateEvent(vector<uint8_t> data) {
+    // TODO check how many sections has been read
+    ALOGD("[Filter] section handler");
+    std::lock_guard<std::mutex> lock(mFilterEventLock);
+    if (!writeDataToFilterMQ(data)) {
+        return false;
+    }
+    int size = mFilterEvent.events.size();
+    mFilterEvent.events.resize(size + 1);
+    DemuxFilterSectionEvent secEvent;
+    secEvent = {
+            // temp dump meta data
+            .tableId = 0,
+            .version = 1,
+            .sectionNum = 1,
+            .dataLength = static_cast<uint16_t>(data.size()),
+    };
+    mFilterEvent.events[size].section(secEvent);
+    return true;
+}
+
+bool Filter::writeDataToFilterMQ(const std::vector<uint8_t>& data) {
+    std::lock_guard<std::mutex> lock(mWriteLock);
+    if (mFilterMQ->write(data.data(), data.size())) {
+        return true;
+    }
+    return false;
+}
+
+void Filter::attachFilterToRecord(const sp<Dvr> dvr) {
+    mDvr = dvr;
+}
+
+void Filter::detachFilterFromRecord() {
+    mDvr = nullptr;
+}
+
+int Filter::createAvIonFd(int size) {
+    // Create an ion fd and allocate an av fd mapped to a buffer to it.
+    int ion_fd = ion_open();
+    if (ion_fd == -1) {
+        ALOGE("[Filter] Failed to open ion fd %d", errno);
+        return -1;
+    }
+    int av_fd = -1;
+    ion_alloc_fd(dup(ion_fd), size, 0 /*align*/, ION_HEAP_SYSTEM_MASK, 0 /*flags*/, &av_fd);
+    if (av_fd == -1) {
+        ALOGE("[Filter] Failed to create av fd %d", errno);
+        return -1;
+    }
+    return av_fd;
+}
+
+uint8_t* Filter::getIonBuffer(int fd, int size) {
+    uint8_t* avBuf = static_cast<uint8_t*>(
+            mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0 /*offset*/));
+    if (avBuf == MAP_FAILED) {
+        ALOGE("[Filter] fail to allocate buffer %d", errno);
+        return NULL;
+    }
+    return avBuf;
+}
+
+native_handle_t* Filter::createNativeHandle(int fd) {
+    // Create a native handle to pass the av fd via the callback event.
+    native_handle_t* nativeHandle = native_handle_create(/*numFd*/ 1, 0);
+    if (nativeHandle == NULL) {
+        ALOGE("[Filter] Failed to create native_handle %d", errno);
+        return NULL;
+    }
+    nativeHandle->data[0] = dup(fd);
+    return nativeHandle;
+}
+}  // namespace implementation
+}  // namespace V1_0
+}  // namespace tuner
+}  // namespace tv
+}  // namespace hardware
+}  // namespace android
diff --git a/tv/tuner/1.1/default/Filter.h b/tv/tuner/1.1/default/Filter.h
new file mode 100644
index 0000000..d5801d4
--- /dev/null
+++ b/tv/tuner/1.1/default/Filter.h
@@ -0,0 +1,214 @@
+/*
+ * Copyright 2020 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.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_HARDWARE_TV_TUNER_V1_1_FILTER_H_
+#define ANDROID_HARDWARE_TV_TUNER_V1_1_FILTER_H_
+
+#include <android/hardware/tv/tuner/1.1/IFilter.h>
+#include <fmq/MessageQueue.h>
+#include <inttypes.h>
+#include <ion/ion.h>
+#include <math.h>
+#include <set>
+#include "Demux.h"
+#include "Dvr.h"
+#include "Frontend.h"
+
+using namespace std;
+
+namespace android {
+namespace hardware {
+namespace tv {
+namespace tuner {
+namespace V1_0 {
+namespace implementation {
+
+using ::android::hardware::EventFlag;
+using ::android::hardware::kSynchronizedReadWrite;
+using ::android::hardware::MessageQueue;
+using ::android::hardware::MQDescriptorSync;
+
+using FilterMQ = MessageQueue<uint8_t, kSynchronizedReadWrite>;
+
+class Demux;
+class Dvr;
+
+class Filter : public V1_1::IFilter {
+  public:
+    Filter();
+
+    Filter(DemuxFilterType type, uint64_t filterId, uint32_t bufferSize,
+           const sp<IFilterCallback>& cb, sp<Demux> demux);
+
+    ~Filter();
+
+    virtual Return<void> getId64Bit(getId64Bit_cb _hidl_cb) override;
+
+    virtual Return<void> getId(getId_cb _hidl_cb) override;
+
+    virtual Return<Result> setDataSource(const sp<V1_0::IFilter>& filter) override;
+
+    virtual Return<void> getQueueDesc(getQueueDesc_cb _hidl_cb) override;
+
+    virtual Return<Result> configure(const DemuxFilterSettings& settings) override;
+
+    virtual Return<Result> start() override;
+
+    virtual Return<Result> stop() override;
+
+    virtual Return<Result> flush() override;
+
+    virtual Return<Result> releaseAvHandle(const hidl_handle& avMemory, uint64_t avDataId) override;
+
+    virtual Return<Result> close() override;
+
+    /**
+     * To create a FilterMQ and its Event Flag.
+     *
+     * Return false is any of the above processes fails.
+     */
+    bool createFilterMQ();
+    uint16_t getTpid();
+    void updateFilterOutput(vector<uint8_t> data);
+    void updateRecordOutput(vector<uint8_t> data);
+    void updatePts(uint64_t pts);
+    Result startFilterHandler();
+    Result startRecordFilterHandler();
+    void attachFilterToRecord(const sp<Dvr> dvr);
+    void detachFilterFromRecord();
+    void freeAvHandle();
+    bool isMediaFilter() { return mIsMediaFilter; };
+    bool isPcrFilter() { return mIsPcrFilter; };
+    bool isRecordFilter() { return mIsRecordFilter; };
+
+  private:
+    // Tuner service
+    sp<Demux> mDemux;
+    // Dvr reference once the filter is attached to any
+    sp<Dvr> mDvr = nullptr;
+    /**
+     * Filter callbacks used on filter events or FMQ status
+     */
+    sp<IFilterCallback> mCallback;
+
+    uint64_t mFilterId;
+    uint32_t mBufferSize;
+    DemuxFilterType mType;
+    bool mIsMediaFilter = false;
+    bool mIsPcrFilter = false;
+    bool mIsRecordFilter = false;
+    DemuxFilterSettings mFilterSettings;
+
+    uint16_t mTpid;
+    sp<V1_0::IFilter> mDataSource;
+    bool mIsDataSourceDemux = true;
+    vector<uint8_t> mFilterOutput;
+    vector<uint8_t> mRecordFilterOutput;
+    uint64_t mPts = 0;
+    unique_ptr<FilterMQ> mFilterMQ;
+    bool mIsUsingFMQ = false;
+    EventFlag* mFilterEventFlag;
+    DemuxFilterEvent mFilterEvent;
+
+    // Thread handlers
+    pthread_t mFilterThread;
+
+    // FMQ status local records
+    DemuxFilterStatus mFilterStatus;
+    /**
+     * If a specific filter's writing loop is still running
+     */
+    bool mFilterThreadRunning;
+    bool mKeepFetchingDataFromFrontend;
+
+    /**
+     * How many times a filter should write
+     * TODO make this dynamic/random/can take as a parameter
+     */
+    const uint16_t SECTION_WRITE_COUNT = 10;
+
+    bool DEBUG_FILTER = false;
+
+    /**
+     * Filter handlers to handle the data filtering.
+     * They are also responsible to write the filtered output into the filter FMQ
+     * and update the filterEvent bound with the same filterId.
+     */
+    Result startSectionFilterHandler();
+    Result startPesFilterHandler();
+    Result startTsFilterHandler();
+    Result startMediaFilterHandler();
+    Result startPcrFilterHandler();
+    Result startTemiFilterHandler();
+    Result startFilterLoop();
+
+    void deleteEventFlag();
+    bool writeDataToFilterMQ(const std::vector<uint8_t>& data);
+    bool readDataFromMQ();
+    bool writeSectionsAndCreateEvent(vector<uint8_t> data);
+    void maySendFilterStatusCallback();
+    DemuxFilterStatus checkFilterStatusChange(uint32_t availableToWrite, uint32_t availableToRead,
+                                              uint32_t highThreshold, uint32_t lowThreshold);
+    /**
+     * A dispatcher to read and dispatch input data to all the started filters.
+     * Each filter handler handles the data filtering/output writing/filterEvent updating.
+     */
+    void startTsFilter(vector<uint8_t> data);
+    bool startFilterDispatcher();
+    static void* __threadLoopFilter(void* user);
+    void filterThreadLoop();
+
+    int createAvIonFd(int size);
+    uint8_t* getIonBuffer(int fd, int size);
+    native_handle_t* createNativeHandle(int fd);
+    Result createMediaFilterEventWithIon(vector<uint8_t> output);
+
+    /**
+     * Lock to protect writes to the FMQs
+     */
+    std::mutex mWriteLock;
+    /**
+     * Lock to protect writes to the filter event
+     */
+    // TODO make each filter separate event lock
+    std::mutex mFilterEventLock;
+    /**
+     * Lock to protect writes to the input status
+     */
+    std::mutex mFilterStatusLock;
+    std::mutex mFilterThreadLock;
+    std::mutex mFilterOutputLock;
+    std::mutex mRecordFilterOutputLock;
+
+    // temp handle single PES filter
+    // TODO handle mulptiple Pes filters
+    int mPesSizeLeft = 0;
+    vector<uint8_t> mPesOutput;
+
+    // A map from data id to ion handle
+    std::map<uint64_t, int> mDataId2Avfd;
+    uint64_t mLastUsedDataId = 1;
+    int mAvBufferCopyCount = 0;
+};
+
+}  // namespace implementation
+}  // namespace V1_0
+}  // namespace tuner
+}  // namespace tv
+}  // namespace hardware
+}  // namespace android
+
+#endif  // ANDROID_HARDWARE_TV_TUNER_V1_1_FILTER_H_
diff --git a/tv/tuner/1.1/default/Frontend.cpp b/tv/tuner/1.1/default/Frontend.cpp
new file mode 100644
index 0000000..3475c36
--- /dev/null
+++ b/tv/tuner/1.1/default/Frontend.cpp
@@ -0,0 +1,284 @@
+/*
+ * Copyright 2020 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.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "android.hardware.tv.tuner@1.1-Frontend"
+
+#include "Frontend.h"
+#include <android/hardware/tv/tuner/1.0/IFrontendCallback.h>
+#include <utils/Log.h>
+
+namespace android {
+namespace hardware {
+namespace tv {
+namespace tuner {
+namespace V1_0 {
+namespace implementation {
+
+Frontend::Frontend(FrontendType type, FrontendId id, sp<Tuner> tuner) {
+    mType = type;
+    mId = id;
+    mTunerService = tuner;
+    // Init callback to nullptr
+    mCallback = nullptr;
+}
+
+Frontend::~Frontend() {}
+
+Return<Result> Frontend::close() {
+    ALOGV("%s", __FUNCTION__);
+    // Reset callback
+    mCallback = nullptr;
+    mIsLocked = false;
+
+    return Result::SUCCESS;
+}
+
+Return<Result> Frontend::setCallback(const sp<IFrontendCallback>& callback) {
+    ALOGV("%s", __FUNCTION__);
+    if (callback == nullptr) {
+        ALOGW("[   WARN   ] Set Frontend callback with nullptr");
+        return Result::INVALID_ARGUMENT;
+    }
+
+    mCallback = callback;
+    return Result::SUCCESS;
+}
+
+Return<Result> Frontend::tune(const FrontendSettings& /* settings */) {
+    ALOGV("%s", __FUNCTION__);
+    if (mCallback == nullptr) {
+        ALOGW("[   WARN   ] Frontend callback is not set when tune");
+        return Result::INVALID_STATE;
+    }
+
+    mTunerService->frontendStartTune(mId);
+    mCallback->onEvent(FrontendEventType::LOCKED);
+    mIsLocked = true;
+    return Result::SUCCESS;
+}
+
+Return<Result> Frontend::stopTune() {
+    ALOGV("%s", __FUNCTION__);
+
+    mTunerService->frontendStopTune(mId);
+    mIsLocked = false;
+
+    return Result::SUCCESS;
+}
+
+Return<Result> Frontend::scan(const FrontendSettings& settings, FrontendScanType type) {
+    ALOGV("%s", __FUNCTION__);
+
+    if (mType == FrontendType::ATSC) {
+        FrontendScanMessage msg;
+        msg.isLocked(true);
+        mCallback->onScanMessage(FrontendScanMessageType::LOCKED, msg);
+        mIsLocked = true;
+        return Result::SUCCESS;
+    }
+    if (mType != FrontendType::DVBT) {
+        return Result::UNAVAILABLE;
+    }
+
+    FrontendScanMessage msg;
+
+    if (mIsLocked) {
+        msg.isEnd(true);
+        mCallback->onScanMessage(FrontendScanMessageType::END, msg);
+        return Result::SUCCESS;
+    }
+
+    uint32_t frequency = settings.dvbt().frequency;
+    if (type == FrontendScanType::SCAN_BLIND) {
+        frequency += 100;
+    }
+    msg.frequencies({frequency});
+    mCallback->onScanMessage(FrontendScanMessageType::FREQUENCY, msg);
+    msg.isLocked(true);
+    mCallback->onScanMessage(FrontendScanMessageType::LOCKED, msg);
+    mIsLocked = true;
+
+    return Result::SUCCESS;
+}
+
+Return<Result> Frontend::stopScan() {
+    ALOGV("%s", __FUNCTION__);
+
+    mIsLocked = false;
+    return Result::SUCCESS;
+}
+
+Return<void> Frontend::getStatus(const hidl_vec<FrontendStatusType>& statusTypes,
+                                 getStatus_cb _hidl_cb) {
+    ALOGV("%s", __FUNCTION__);
+
+    vector<FrontendStatus> statuses;
+    for (int i = 0; i < statusTypes.size(); i++) {
+        FrontendStatusType type = statusTypes[i];
+        FrontendStatus status;
+        // assign randomly selected values for testing.
+        switch (type) {
+            case FrontendStatusType::DEMOD_LOCK: {
+                status.isDemodLocked(true);
+                break;
+            }
+            case FrontendStatusType::SNR: {
+                status.snr(221);
+                break;
+            }
+            case FrontendStatusType::BER: {
+                status.ber(1);
+                break;
+            }
+            case FrontendStatusType::PER: {
+                status.per(2);
+                break;
+            }
+            case FrontendStatusType::PRE_BER: {
+                status.preBer(3);
+                break;
+            }
+            case FrontendStatusType::SIGNAL_QUALITY: {
+                status.signalQuality(4);
+                break;
+            }
+            case FrontendStatusType::SIGNAL_STRENGTH: {
+                status.signalStrength(5);
+                break;
+            }
+            case FrontendStatusType::SYMBOL_RATE: {
+                status.symbolRate(6);
+                break;
+            }
+            case FrontendStatusType::FEC: {
+                status.innerFec(FrontendInnerFec::FEC_2_9);  // value = 1 << 7
+                break;
+            }
+            case FrontendStatusType::MODULATION: {
+                FrontendModulationStatus modulationStatus;
+                modulationStatus.isdbt(FrontendIsdbtModulation::MOD_16QAM);  // value = 1 << 3
+                status.modulation(modulationStatus);
+                break;
+            }
+            case FrontendStatusType::SPECTRAL: {
+                status.inversion(FrontendDvbcSpectralInversion::NORMAL);
+                break;
+            }
+            case FrontendStatusType::LNB_VOLTAGE: {
+                status.lnbVoltage(LnbVoltage::VOLTAGE_5V);
+                break;
+            }
+            case FrontendStatusType::PLP_ID: {
+                status.plpId(101);  // type uint8_t
+                break;
+            }
+            case FrontendStatusType::EWBS: {
+                status.isEWBS(false);
+                break;
+            }
+            case FrontendStatusType::AGC: {
+                status.agc(7);
+                break;
+            }
+            case FrontendStatusType::LNA: {
+                status.isLnaOn(false);
+                break;
+            }
+            case FrontendStatusType::LAYER_ERROR: {
+                vector<bool> v = {false, true, true};
+                status.isLayerError(v);
+                break;
+            }
+            case FrontendStatusType::MER: {
+                status.mer(8);
+                break;
+            }
+            case FrontendStatusType::FREQ_OFFSET: {
+                status.freqOffset(9);
+                break;
+            }
+            case FrontendStatusType::HIERARCHY: {
+                status.hierarchy(FrontendDvbtHierarchy::HIERARCHY_1_NATIVE);
+                break;
+            }
+            case FrontendStatusType::RF_LOCK: {
+                status.isRfLocked(false);
+                break;
+            }
+            case FrontendStatusType::ATSC3_PLP_INFO: {
+                vector<FrontendStatusAtsc3PlpInfo> v;
+                FrontendStatusAtsc3PlpInfo info1{
+                        .plpId = 3,
+                        .isLocked = false,
+                        .uec = 313,
+                };
+                FrontendStatusAtsc3PlpInfo info2{
+                        .plpId = 5,
+                        .isLocked = true,
+                        .uec = 515,
+                };
+                v.push_back(info1);
+                v.push_back(info2);
+                status.plpInfo(v);
+                break;
+            }
+            default: {
+                continue;
+            }
+        }
+        statuses.push_back(status);
+    }
+    _hidl_cb(Result::SUCCESS, statuses);
+
+    return Void();
+}
+
+Return<Result> Frontend::setLna(bool /* bEnable */) {
+    ALOGV("%s", __FUNCTION__);
+
+    return Result::SUCCESS;
+}
+
+Return<Result> Frontend::setLnb(uint32_t /* lnb */) {
+    ALOGV("%s", __FUNCTION__);
+    if (!supportsSatellite()) {
+        return Result::INVALID_STATE;
+    }
+    return Result::SUCCESS;
+}
+
+FrontendType Frontend::getFrontendType() {
+    return mType;
+}
+
+FrontendId Frontend::getFrontendId() {
+    return mId;
+}
+
+bool Frontend::supportsSatellite() {
+    return mType == FrontendType::DVBS || mType == FrontendType::ISDBS ||
+           mType == FrontendType::ISDBS3;
+}
+
+bool Frontend::isLocked() {
+    return mIsLocked;
+}
+}  // namespace implementation
+}  // namespace V1_0
+}  // namespace tuner
+}  // namespace tv
+}  // namespace hardware
+}  // namespace android
diff --git a/tv/tuner/1.1/default/Frontend.h b/tv/tuner/1.1/default/Frontend.h
new file mode 100644
index 0000000..89b4a6b
--- /dev/null
+++ b/tv/tuner/1.1/default/Frontend.h
@@ -0,0 +1,85 @@
+/*
+ * Copyright 2020 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.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_HARDWARE_TV_TUNER_V1_1_FRONTEND_H_
+#define ANDROID_HARDWARE_TV_TUNER_V1_1_FRONTEND_H_
+
+#include <fstream>
+#include <iostream>
+#include "Tuner.h"
+
+using namespace std;
+
+namespace android {
+namespace hardware {
+namespace tv {
+namespace tuner {
+namespace V1_0 {
+namespace implementation {
+
+class Tuner;
+
+class Frontend : public IFrontend {
+  public:
+    Frontend(FrontendType type, FrontendId id, sp<Tuner> tuner);
+
+    virtual Return<Result> close() override;
+
+    virtual Return<Result> setCallback(const sp<IFrontendCallback>& callback) override;
+
+    virtual Return<Result> tune(const FrontendSettings& settings) override;
+
+    virtual Return<Result> stopTune() override;
+
+    virtual Return<Result> scan(const FrontendSettings& settings, FrontendScanType type) override;
+
+    virtual Return<Result> stopScan() override;
+
+    virtual Return<void> getStatus(const hidl_vec<FrontendStatusType>& statusTypes,
+                                   getStatus_cb _hidl_cb) override;
+
+    virtual Return<Result> setLna(bool bEnable) override;
+
+    virtual Return<Result> setLnb(uint32_t lnb) override;
+
+    FrontendType getFrontendType();
+
+    FrontendId getFrontendId();
+
+    string getSourceFile();
+
+    bool isLocked();
+
+  private:
+    virtual ~Frontend();
+    bool supportsSatellite();
+    sp<IFrontendCallback> mCallback;
+    sp<Tuner> mTunerService;
+    FrontendType mType = FrontendType::UNDEFINED;
+    FrontendId mId = 0;
+    bool mIsLocked = false;
+
+    std::ifstream mFrontendData;
+};
+
+}  // namespace implementation
+}  // namespace V1_0
+}  // namespace tuner
+}  // namespace tv
+}  // namespace hardware
+}  // namespace android
+
+#endif  // ANDROID_HARDWARE_TV_TUNER_V1_1_FRONTEND_H_
diff --git a/tv/tuner/1.1/default/Lnb.cpp b/tv/tuner/1.1/default/Lnb.cpp
new file mode 100644
index 0000000..044727f
--- /dev/null
+++ b/tv/tuner/1.1/default/Lnb.cpp
@@ -0,0 +1,81 @@
+/*
+ * Copyright 2020 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.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "android.hardware.tv.tuner@1.1-Lnb"
+
+#include "Lnb.h"
+#include <utils/Log.h>
+
+namespace android {
+namespace hardware {
+namespace tv {
+namespace tuner {
+namespace V1_0 {
+namespace implementation {
+
+Lnb::Lnb() {}
+Lnb::Lnb(int id) {
+    mId = id;
+}
+
+Lnb::~Lnb() {}
+
+Return<Result> Lnb::setCallback(const sp<ILnbCallback>& /* callback */) {
+    ALOGV("%s", __FUNCTION__);
+
+    return Result::SUCCESS;
+}
+
+Return<Result> Lnb::setVoltage(LnbVoltage /* voltage */) {
+    ALOGV("%s", __FUNCTION__);
+
+    return Result::SUCCESS;
+}
+
+Return<Result> Lnb::setTone(LnbTone /* tone */) {
+    ALOGV("%s", __FUNCTION__);
+
+    return Result::SUCCESS;
+}
+
+Return<Result> Lnb::setSatellitePosition(LnbPosition /* position */) {
+    ALOGV("%s", __FUNCTION__);
+
+    return Result::SUCCESS;
+}
+
+Return<Result> Lnb::sendDiseqcMessage(const hidl_vec<uint8_t>& /* diseqcMessage */) {
+    ALOGV("%s", __FUNCTION__);
+
+    return Result::SUCCESS;
+}
+
+Return<Result> Lnb::close() {
+    ALOGV("%s", __FUNCTION__);
+
+    return Result::SUCCESS;
+}
+
+int Lnb::getId() {
+    return mId;
+}
+
+}  // namespace implementation
+}  // namespace V1_0
+}  // namespace tuner
+}  // namespace tv
+}  // namespace hardware
+}  // namespace android
diff --git a/tv/tuner/1.1/default/Lnb.h b/tv/tuner/1.1/default/Lnb.h
new file mode 100644
index 0000000..70a8e41
--- /dev/null
+++ b/tv/tuner/1.1/default/Lnb.h
@@ -0,0 +1,63 @@
+/*
+ * Copyright 2020 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.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_HARDWARE_TV_TUNER_V1_1_LNB_H_
+#define ANDROID_HARDWARE_TV_TUNER_V1_1_LNB_H_
+
+#include <android/hardware/tv/tuner/1.0/ILnb.h>
+#include <android/hardware/tv/tuner/1.1/ITuner.h>
+
+using namespace std;
+
+namespace android {
+namespace hardware {
+namespace tv {
+namespace tuner {
+namespace V1_0 {
+namespace implementation {
+
+class Lnb : public ILnb {
+  public:
+    Lnb();
+    Lnb(int id);
+
+    virtual Return<Result> setCallback(const sp<ILnbCallback>& callback) override;
+
+    virtual Return<Result> setVoltage(LnbVoltage voltage) override;
+
+    virtual Return<Result> setTone(LnbTone tone) override;
+
+    virtual Return<Result> setSatellitePosition(LnbPosition position) override;
+
+    virtual Return<Result> sendDiseqcMessage(const hidl_vec<uint8_t>& diseqcMessage) override;
+
+    virtual Return<Result> close() override;
+
+    int getId();
+
+  private:
+    int mId;
+    virtual ~Lnb();
+};
+
+}  // namespace implementation
+}  // namespace V1_0
+}  // namespace tuner
+}  // namespace tv
+}  // namespace hardware
+}  // namespace android
+
+#endif  // ANDROID_HARDWARE_TV_TUNER_V1_1_LNB_H_
diff --git a/tv/tuner/1.1/default/OWNERS b/tv/tuner/1.1/default/OWNERS
new file mode 100644
index 0000000..1b3d095
--- /dev/null
+++ b/tv/tuner/1.1/default/OWNERS
@@ -0,0 +1,4 @@
+nchalko@google.com
+amyjojo@google.com
+shubang@google.com
+quxiangfang@google.com
diff --git a/tv/tuner/1.1/default/TimeFilter.cpp b/tv/tuner/1.1/default/TimeFilter.cpp
new file mode 100644
index 0000000..bb243a6
--- /dev/null
+++ b/tv/tuner/1.1/default/TimeFilter.cpp
@@ -0,0 +1,87 @@
+/*
+ * Copyright 2020 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.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "android.hardware.tv.tuner@1.1-TimeFilter"
+
+#include "TimeFilter.h"
+#include <utils/Log.h>
+
+namespace android {
+namespace hardware {
+namespace tv {
+namespace tuner {
+namespace V1_0 {
+namespace implementation {
+
+TimeFilter::TimeFilter() {}
+
+TimeFilter::TimeFilter(sp<Demux> demux) {
+    mDemux = demux;
+}
+
+TimeFilter::~TimeFilter() {}
+
+Return<Result> TimeFilter::setTimeStamp(uint64_t timeStamp) {
+    ALOGV("%s", __FUNCTION__);
+    if (timeStamp == INVALID_TIME_STAMP) {
+        return Result::INVALID_ARGUMENT;
+    }
+    mTimeStamp = timeStamp;
+    mBeginTime = time(NULL);
+
+    return Result::SUCCESS;
+}
+
+Return<Result> TimeFilter::clearTimeStamp() {
+    ALOGV("%s", __FUNCTION__);
+    mTimeStamp = INVALID_TIME_STAMP;
+
+    return Result::SUCCESS;
+}
+
+Return<void> TimeFilter::getTimeStamp(getTimeStamp_cb _hidl_cb) {
+    ALOGV("%s", __FUNCTION__);
+    if (mTimeStamp == INVALID_TIME_STAMP) {
+        _hidl_cb(Result::INVALID_STATE, mTimeStamp);
+    }
+
+    uint64_t currentTimeStamp = mTimeStamp + difftime(time(NULL), mBeginTime) * 900000;
+    _hidl_cb(Result::SUCCESS, currentTimeStamp);
+    return Void();
+}
+
+Return<void> TimeFilter::getSourceTime(getSourceTime_cb _hidl_cb) {
+    ALOGV("%s", __FUNCTION__);
+
+    uint64_t time = 0;
+
+    _hidl_cb(Result::SUCCESS, time);
+    return Void();
+}
+
+Return<Result> TimeFilter::close() {
+    ALOGV("%s", __FUNCTION__);
+    mTimeStamp = INVALID_TIME_STAMP;
+
+    return Result::SUCCESS;
+}
+
+}  // namespace implementation
+}  // namespace V1_0
+}  // namespace tuner
+}  // namespace tv
+}  // namespace hardware
+}  // namespace android
\ No newline at end of file
diff --git a/tv/tuner/1.1/default/TimeFilter.h b/tv/tuner/1.1/default/TimeFilter.h
new file mode 100644
index 0000000..d53ad2c
--- /dev/null
+++ b/tv/tuner/1.1/default/TimeFilter.h
@@ -0,0 +1,70 @@
+/*
+ * Copyright 2020 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.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_HARDWARE_TV_TUNER_V1_1_TIMEFILTER_H_
+#define ANDROID_HARDWARE_TV_TUNER_V1_1_TIMEFILTER_H_
+
+#include <android/hardware/tv/tuner/1.0/ITimeFilter.h>
+#include "Demux.h"
+#include "time.h"
+
+using namespace std;
+
+namespace android {
+namespace hardware {
+namespace tv {
+namespace tuner {
+namespace V1_0 {
+namespace implementation {
+
+using FilterMQ = MessageQueue<uint8_t, kSynchronizedReadWrite>;
+
+#define INVALID_TIME_STAMP -1
+
+class Demux;
+
+class TimeFilter : public ITimeFilter {
+  public:
+    TimeFilter();
+
+    TimeFilter(sp<Demux> demux);
+
+    ~TimeFilter();
+
+    virtual Return<Result> setTimeStamp(uint64_t timeStamp) override;
+
+    virtual Return<Result> clearTimeStamp() override;
+
+    virtual Return<void> getTimeStamp(getTimeStamp_cb _hidl_cb) override;
+
+    virtual Return<void> getSourceTime(getSourceTime_cb _hidl_cb) override;
+
+    virtual Return<Result> close() override;
+
+  private:
+    sp<Demux> mDemux;
+    uint64_t mTimeStamp = INVALID_TIME_STAMP;
+    time_t mBeginTime;
+};
+
+}  // namespace implementation
+}  // namespace V1_0
+}  // namespace tuner
+}  // namespace tv
+}  // namespace hardware
+}  // namespace android
+
+#endif  // ANDROID_HARDWARE_TV_TUNER_V1_1_TIMEFILTER_H_
\ No newline at end of file
diff --git a/tv/tuner/1.1/default/Tuner.cpp b/tv/tuner/1.1/default/Tuner.cpp
new file mode 100644
index 0000000..c220ea2
--- /dev/null
+++ b/tv/tuner/1.1/default/Tuner.cpp
@@ -0,0 +1,259 @@
+/*
+ * Copyright 2020 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.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "android.hardware.tv.tuner@1.1-Tuner"
+
+#include "Tuner.h"
+#include <utils/Log.h>
+#include "Demux.h"
+#include "Descrambler.h"
+#include "Frontend.h"
+#include "Lnb.h"
+
+namespace android {
+namespace hardware {
+namespace tv {
+namespace tuner {
+namespace V1_0 {
+namespace implementation {
+
+Tuner::Tuner() {
+    // Static Frontends array to maintain local frontends information
+    // Array index matches their FrontendId in the default impl
+    mFrontendSize = 8;
+    mFrontends.resize(mFrontendSize);
+    mFrontends[0] = new Frontend(FrontendType::DVBT, 0, this);
+    mFrontends[1] = new Frontend(FrontendType::ATSC, 1, this);
+    mFrontends[2] = new Frontend(FrontendType::DVBC, 2, this);
+    mFrontends[3] = new Frontend(FrontendType::DVBS, 3, this);
+    mFrontends[4] = new Frontend(FrontendType::DVBT, 4, this);
+    mFrontends[5] = new Frontend(FrontendType::ISDBT, 5, this);
+    mFrontends[6] = new Frontend(FrontendType::ANALOG, 6, this);
+    mFrontends[7] = new Frontend(FrontendType::ATSC, 7, this);
+
+    FrontendInfo::FrontendCapabilities caps;
+    mFrontendCaps.resize(mFrontendSize);
+    caps = FrontendInfo::FrontendCapabilities();
+    caps.dvbtCaps(FrontendDvbtCapabilities());
+    mFrontendCaps[0] = caps;
+
+    caps = FrontendInfo::FrontendCapabilities();
+    caps.atscCaps(FrontendAtscCapabilities());
+    mFrontendCaps[1] = caps;
+
+    caps = FrontendInfo::FrontendCapabilities();
+    caps.dvbcCaps(FrontendDvbcCapabilities());
+    mFrontendCaps[2] = caps;
+
+    caps = FrontendInfo::FrontendCapabilities();
+    caps.dvbsCaps(FrontendDvbsCapabilities());
+    mFrontendCaps[3] = caps;
+
+    caps = FrontendInfo::FrontendCapabilities();
+    caps.dvbtCaps(FrontendDvbtCapabilities());
+    mFrontendCaps[4] = caps;
+
+    caps = FrontendInfo::FrontendCapabilities();
+    FrontendIsdbtCapabilities isdbtCaps{
+            .modeCap = FrontendIsdbtMode::MODE_1 | FrontendIsdbtMode::MODE_2,
+            .bandwidthCap = (unsigned int)FrontendIsdbtBandwidth::BANDWIDTH_6MHZ,
+            .modulationCap = (unsigned int)FrontendIsdbtModulation::MOD_16QAM,
+            // ISDBT shares coderate and guard interval with DVBT
+            .coderateCap = FrontendDvbtCoderate::CODERATE_4_5 | FrontendDvbtCoderate::CODERATE_6_7,
+            .guardIntervalCap = (unsigned int)FrontendDvbtGuardInterval::INTERVAL_1_128,
+    };
+    caps.isdbtCaps(isdbtCaps);
+    mFrontendCaps[5] = caps;
+
+    caps = FrontendInfo::FrontendCapabilities();
+    caps.analogCaps(FrontendAnalogCapabilities());
+    mFrontendCaps[6] = caps;
+
+    caps = FrontendInfo::FrontendCapabilities();
+    caps.atscCaps(FrontendAtscCapabilities());
+    mFrontendCaps[7] = caps;
+
+    mLnbs.resize(2);
+    mLnbs[0] = new Lnb(0);
+    mLnbs[1] = new Lnb(1);
+}
+
+Tuner::~Tuner() {}
+
+Return<void> Tuner::getFrontendIds(getFrontendIds_cb _hidl_cb) {
+    ALOGV("%s", __FUNCTION__);
+
+    vector<FrontendId> frontendIds;
+    frontendIds.resize(mFrontendSize);
+    for (int i = 0; i < mFrontendSize; i++) {
+        frontendIds[i] = mFrontends[i]->getFrontendId();
+    }
+
+    _hidl_cb(Result::SUCCESS, frontendIds);
+    return Void();
+}
+
+Return<void> Tuner::openFrontendById(uint32_t frontendId, openFrontendById_cb _hidl_cb) {
+    ALOGV("%s", __FUNCTION__);
+
+    if (frontendId >= mFrontendSize || frontendId < 0) {
+        ALOGW("[   WARN   ] Frontend with id %d isn't available", frontendId);
+        _hidl_cb(Result::UNAVAILABLE, nullptr);
+        return Void();
+    }
+
+    _hidl_cb(Result::SUCCESS, mFrontends[frontendId]);
+    return Void();
+}
+
+Return<void> Tuner::openDemux(openDemux_cb _hidl_cb) {
+    ALOGV("%s", __FUNCTION__);
+
+    uint32_t demuxId = mLastUsedId + 1;
+    mLastUsedId += 1;
+    sp<Demux> demux = new Demux(demuxId, this);
+    mDemuxes[demuxId] = demux;
+
+    _hidl_cb(Result::SUCCESS, demuxId, demux);
+    return Void();
+}
+
+Return<void> Tuner::getDemuxCaps(getDemuxCaps_cb _hidl_cb) {
+    ALOGV("%s", __FUNCTION__);
+
+    DemuxCapabilities caps;
+
+    // IP filter can be an MMTP filter's data source.
+    caps.linkCaps = {0x00, 0x00, 0x02, 0x00, 0x00};
+    _hidl_cb(Result::SUCCESS, caps);
+    return Void();
+}
+
+Return<void> Tuner::openDescrambler(openDescrambler_cb _hidl_cb) {
+    ALOGV("%s", __FUNCTION__);
+
+    sp<V1_0::IDescrambler> descrambler = new Descrambler();
+
+    _hidl_cb(Result::SUCCESS, descrambler);
+    return Void();
+}
+
+Return<void> Tuner::getFrontendInfo(FrontendId frontendId, getFrontendInfo_cb _hidl_cb) {
+    ALOGV("%s", __FUNCTION__);
+
+    FrontendInfo info;
+    if (frontendId >= mFrontendSize) {
+        _hidl_cb(Result::INVALID_ARGUMENT, info);
+        return Void();
+    }
+
+    vector<FrontendStatusType> statusCaps = {
+            FrontendStatusType::DEMOD_LOCK,
+            FrontendStatusType::SNR,
+            FrontendStatusType::FEC,
+            FrontendStatusType::MODULATION,
+            FrontendStatusType::PLP_ID,
+            FrontendStatusType::LAYER_ERROR,
+            FrontendStatusType::ATSC3_PLP_INFO,
+    };
+    // assign randomly selected values for testing.
+    info = {
+            .type = mFrontends[frontendId]->getFrontendType(),
+            .minFrequency = 139,
+            .maxFrequency = 1139,
+            .minSymbolRate = 45,
+            .maxSymbolRate = 1145,
+            .acquireRange = 30,
+            .exclusiveGroupId = 57,
+            .statusCaps = statusCaps,
+            .frontendCaps = mFrontendCaps[frontendId],
+    };
+
+    _hidl_cb(Result::SUCCESS, info);
+    return Void();
+}
+
+Return<void> Tuner::getLnbIds(getLnbIds_cb _hidl_cb) {
+    ALOGV("%s", __FUNCTION__);
+
+    vector<V1_0::LnbId> lnbIds;
+    lnbIds.resize(mLnbs.size());
+    for (int i = 0; i < lnbIds.size(); i++) {
+        lnbIds[i] = mLnbs[i]->getId();
+    }
+
+    _hidl_cb(Result::SUCCESS, lnbIds);
+    return Void();
+}
+
+Return<void> Tuner::openLnbById(V1_0::LnbId lnbId, openLnbById_cb _hidl_cb) {
+    ALOGV("%s", __FUNCTION__);
+
+    if (lnbId >= mLnbs.size()) {
+        _hidl_cb(Result::INVALID_ARGUMENT, nullptr);
+        return Void();
+    }
+
+    _hidl_cb(Result::SUCCESS, mLnbs[lnbId]);
+    return Void();
+}
+
+sp<Frontend> Tuner::getFrontendById(uint32_t frontendId) {
+    ALOGV("%s", __FUNCTION__);
+
+    return mFrontends[frontendId];
+}
+
+Return<void> Tuner::openLnbByName(const hidl_string& /*lnbName*/, openLnbByName_cb _hidl_cb) {
+    ALOGV("%s", __FUNCTION__);
+
+    sp<V1_0::ILnb> lnb = new Lnb();
+
+    _hidl_cb(Result::SUCCESS, 1234, lnb);
+    return Void();
+}
+
+void Tuner::setFrontendAsDemuxSource(uint32_t frontendId, uint32_t demuxId) {
+    mFrontendToDemux[frontendId] = demuxId;
+    if (mFrontends[frontendId] != nullptr && mFrontends[frontendId]->isLocked()) {
+        mDemuxes[demuxId]->startFrontendInputLoop();
+    }
+}
+
+void Tuner::frontendStopTune(uint32_t frontendId) {
+    map<uint32_t, uint32_t>::iterator it = mFrontendToDemux.find(frontendId);
+    uint32_t demuxId;
+    if (it != mFrontendToDemux.end()) {
+        demuxId = it->second;
+        mDemuxes[demuxId]->stopFrontendInput();
+    }
+}
+
+void Tuner::frontendStartTune(uint32_t frontendId) {
+    map<uint32_t, uint32_t>::iterator it = mFrontendToDemux.find(frontendId);
+    uint32_t demuxId;
+    if (it != mFrontendToDemux.end()) {
+        demuxId = it->second;
+        mDemuxes[demuxId]->startFrontendInputLoop();
+    }
+}
+
+}  // namespace implementation
+}  // namespace V1_0
+}  // namespace tuner
+}  // namespace tv
+}  // namespace hardware
+}  // namespace android
diff --git a/tv/tuner/1.1/default/Tuner.h b/tv/tuner/1.1/default/Tuner.h
new file mode 100644
index 0000000..9463278
--- /dev/null
+++ b/tv/tuner/1.1/default/Tuner.h
@@ -0,0 +1,94 @@
+/*
+ * Copyright 2020 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.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_HARDWARE_TV_TUNER_V1_1_TUNER_H_
+#define ANDROID_HARDWARE_TV_TUNER_V1_1_TUNER_H_
+
+#include <android/hardware/tv/tuner/1.1/ITuner.h>
+#include <map>
+#include "Demux.h"
+#include "Frontend.h"
+#include "Lnb.h"
+
+using namespace std;
+
+namespace android {
+namespace hardware {
+namespace tv {
+namespace tuner {
+namespace V1_0 {
+namespace implementation {
+
+using ::android::hardware::tv::tuner::V1_1::ITuner;
+
+class Frontend;
+class Demux;
+class Lnb;
+
+class Tuner : public ITuner {
+  public:
+    Tuner();
+
+    virtual Return<void> getFrontendIds(getFrontendIds_cb _hidl_cb) override;
+
+    virtual Return<void> openFrontendById(uint32_t frontendId,
+                                          openFrontendById_cb _hidl_cb) override;
+
+    virtual Return<void> openDemux(openDemux_cb _hidl_cb) override;
+
+    virtual Return<void> getDemuxCaps(getDemuxCaps_cb _hidl_cb) override;
+
+    virtual Return<void> openDescrambler(openDescrambler_cb _hidl_cb) override;
+
+    virtual Return<void> getFrontendInfo(uint32_t frontendId, getFrontendInfo_cb _hidl_cb) override;
+
+    virtual Return<void> getLnbIds(getLnbIds_cb _hidl_cb) override;
+
+    virtual Return<void> openLnbById(uint32_t lnbId, openLnbById_cb _hidl_cb) override;
+
+    virtual Return<void> openLnbByName(const hidl_string& lnbName,
+                                       openLnbByName_cb _hidl_cb) override;
+
+    sp<Frontend> getFrontendById(uint32_t frontendId);
+
+    void setFrontendAsDemuxSource(uint32_t frontendId, uint32_t demuxId);
+
+    void frontendStartTune(uint32_t frontendId);
+    void frontendStopTune(uint32_t frontendId);
+
+  private:
+    virtual ~Tuner();
+    // Static mFrontends array to maintain local frontends information
+    vector<sp<Frontend>> mFrontends;
+    vector<FrontendInfo::FrontendCapabilities> mFrontendCaps;
+    std::map<uint32_t, uint32_t> mFrontendToDemux;
+    std::map<uint32_t, sp<Demux>> mDemuxes;
+    // To maintain how many Frontends we have
+    int mFrontendSize;
+    // The last used demux id. Initial value is -1.
+    // First used id will be 0.
+    uint32_t mLastUsedId = -1;
+    vector<sp<Lnb>> mLnbs;
+};
+
+}  // namespace implementation
+}  // namespace V1_0
+}  // namespace tuner
+}  // namespace tv
+}  // namespace hardware
+}  // namespace android
+
+#endif  // ANDROID_HARDWARE_TV_TUNER_V1_1_TUNER_H_
diff --git a/tv/tuner/1.1/default/android.hardware.tv.tuner@1.1-service-lazy.rc b/tv/tuner/1.1/default/android.hardware.tv.tuner@1.1-service-lazy.rc
new file mode 100644
index 0000000..9e228f7
--- /dev/null
+++ b/tv/tuner/1.1/default/android.hardware.tv.tuner@1.1-service-lazy.rc
@@ -0,0 +1,9 @@
+service vendor.tuner-hal-1-1 /vendor/bin/hw/android.hardware.tv.tuner@1.1-service-lazy
+    interface android.hardware.tv.tuner@1.1::ITuner default
+    oneshot
+    disabled
+    class hal
+    user media
+    group mediadrm drmrpc
+    ioprio rt 4
+    writepid /dev/cpuset/foreground/tasks
\ No newline at end of file
diff --git a/tv/tuner/1.1/default/android.hardware.tv.tuner@1.1-service-lazy.xml b/tv/tuner/1.1/default/android.hardware.tv.tuner@1.1-service-lazy.xml
new file mode 100644
index 0000000..86b0445
--- /dev/null
+++ b/tv/tuner/1.1/default/android.hardware.tv.tuner@1.1-service-lazy.xml
@@ -0,0 +1,11 @@
+<manifest version="1.0" type="device">
+    <hal format="hidl">
+        <name>android.hardware.tv.tuner</name>
+        <transport>hwbinder</transport>
+        <version>1.1</version>
+        <interface>
+            <name>ITuner</name>
+            <instance>default</instance>
+        </interface>
+    </hal>
+</manifest>
\ No newline at end of file
diff --git a/tv/tuner/1.1/default/android.hardware.tv.tuner@1.1-service.rc b/tv/tuner/1.1/default/android.hardware.tv.tuner@1.1-service.rc
new file mode 100644
index 0000000..3718a93
--- /dev/null
+++ b/tv/tuner/1.1/default/android.hardware.tv.tuner@1.1-service.rc
@@ -0,0 +1,6 @@
+service vendor.tuner-hal-1-1 /vendor/bin/hw/android.hardware.tv.tuner@1.1-service
+    class hal
+    user media
+    group mediadrm drmrpc
+    ioprio rt 4
+    writepid /dev/cpuset/foreground/tasks
\ No newline at end of file
diff --git a/tv/tuner/1.1/default/android.hardware.tv.tuner@1.1-service.xml b/tv/tuner/1.1/default/android.hardware.tv.tuner@1.1-service.xml
new file mode 100644
index 0000000..86b0445
--- /dev/null
+++ b/tv/tuner/1.1/default/android.hardware.tv.tuner@1.1-service.xml
@@ -0,0 +1,11 @@
+<manifest version="1.0" type="device">
+    <hal format="hidl">
+        <name>android.hardware.tv.tuner</name>
+        <transport>hwbinder</transport>
+        <version>1.1</version>
+        <interface>
+            <name>ITuner</name>
+            <instance>default</instance>
+        </interface>
+    </hal>
+</manifest>
\ No newline at end of file
diff --git a/tv/tuner/1.1/default/service.cpp b/tv/tuner/1.1/default/service.cpp
new file mode 100644
index 0000000..2320308
--- /dev/null
+++ b/tv/tuner/1.1/default/service.cpp
@@ -0,0 +1,57 @@
+/*
+ * Copyright 2020 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.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+//#define LOG_NDEBUG 0
+#ifdef LAZY_SERVICE
+#define LOG_TAG "android.hardware.tv.tuner@1.1-service-lazy"
+#else
+#define LOG_TAG "android.hardware.tv.tuner@1.1-service"
+#endif
+
+#include <hidl/HidlTransportSupport.h>
+#include <hidl/LegacySupport.h>
+
+#include "Tuner.h"
+
+using android::hardware::configureRpcThreadpool;
+using android::hardware::joinRpcThreadpool;
+using android::hardware::LazyServiceRegistrar;
+using android::hardware::tv::tuner::V1_0::implementation::Tuner;
+using android::hardware::tv::tuner::V1_1::ITuner;
+
+#ifdef LAZY_SERVICE
+const bool kLazyService = true;
+#else
+const bool kLazyService = false;
+#endif
+
+int main() {
+    configureRpcThreadpool(8, true /* callerWillJoin */);
+
+    // Setup hwbinder service
+    android::sp<ITuner> service = new Tuner();
+    android::status_t status;
+    if (kLazyService) {
+        auto serviceRegistrar = LazyServiceRegistrar::getInstance();
+        status = serviceRegistrar.registerService(service);
+    } else {
+        status = service->registerAsService();
+    }
+    LOG_ALWAYS_FATAL_IF(status != android::OK, "Error while registering tuner service: %d", status);
+
+    joinRpcThreadpool();
+    return 0;
+}