diff --git a/memtrack/aidl/android/hardware/memtrack/IMemtrack.aidl b/memtrack/aidl/android/hardware/memtrack/IMemtrack.aidl
index e78d4d7..13c3389 100644
--- a/memtrack/aidl/android/hardware/memtrack/IMemtrack.aidl
+++ b/memtrack/aidl/android/hardware/memtrack/IMemtrack.aidl
@@ -31,12 +31,14 @@
  * accounting for stride, bit depth, rounding up to page size, etc.
  *
  * The following getMemory() categories are important for memory accounting in
- * `dumpsys meminfo` and should be reported as described below:
+ * Android frameworks (e.g. `dumpsys meminfo`) and should be reported as described
+ * below:
  *
  * - MemtrackType::GRAPHICS and MemtrackRecord::FLAG_SMAPS_UNACCOUNTED
- *     This should report the PSS of all DMA buffers mapped by the process
- *     with the specified PID. This PSS can be calculated using ReadDmaBufPss()
- *     form libdmabufinfo.
+ *     This should report the PSS of all CPU-Mapped DMA-BUFs (buffers mapped into
+ *     the process address space) and all GPU-Mapped DMA-BUFs (buffers mapped into
+ *     the GPU device address space on behalf of the process), removing any overlap
+ *     between the CPU-mapped and GPU-mapped sets.
  *
  * - MemtrackType::GL and MemtrackRecord::FLAG_SMAPS_UNACCOUNTED
  *     This category should report all GPU private allocations for the specified
@@ -46,6 +48,10 @@
  *     Any other memory not accounted for in /proc/<pid>/smaps if any, otherwise
  *     this should return 0.
  *
+ * SMAPS_UNACCOUNTED memory should also include memory that is mapped with
+ * VM_PFNMAP flag set. For these mappings PSS and RSS are reported as 0 in smaps.
+ * Such mappings have no backing page structs from which PSS/RSS can be calculated.
+ *
  * Constructor for the interface should be used to perform memtrack management
  * setup actions and must be called once before any calls to getMemory().
  */
diff --git a/neuralnetworks/aidl/utils/src/Device.cpp b/neuralnetworks/aidl/utils/src/Device.cpp
index 0fd453b..e80de0b 100644
--- a/neuralnetworks/aidl/utils/src/Device.cpp
+++ b/neuralnetworks/aidl/utils/src/Device.cpp
@@ -119,7 +119,7 @@
                           << numberOfCacheFiles.numDataCache << " vs " << nn::kMaxNumberOfCacheFiles
                           << ")";
     }
-    return std::make_pair(numberOfCacheFiles.numDataCache, numberOfCacheFiles.numModelCache);
+    return std::make_pair(numberOfCacheFiles.numModelCache, numberOfCacheFiles.numDataCache);
 }
 
 }  // namespace
diff --git a/neuralnetworks/aidl/utils/test/DeviceTest.cpp b/neuralnetworks/aidl/utils/test/DeviceTest.cpp
index e53b0a8..f121aca 100644
--- a/neuralnetworks/aidl/utils/test/DeviceTest.cpp
+++ b/neuralnetworks/aidl/utils/test/DeviceTest.cpp
@@ -58,7 +58,7 @@
 const std::shared_ptr<BnDevice> kInvalidDevice;
 constexpr PerformanceInfo kNoPerformanceInfo = {.execTime = std::numeric_limits<float>::max(),
                                                 .powerUsage = std::numeric_limits<float>::max()};
-constexpr NumberOfCacheFiles kNumberOfCacheFiles = {.numModelCache = nn::kMaxNumberOfCacheFiles,
+constexpr NumberOfCacheFiles kNumberOfCacheFiles = {.numModelCache = nn::kMaxNumberOfCacheFiles - 1,
                                                     .numDataCache = nn::kMaxNumberOfCacheFiles};
 
 constexpr auto makeStatusOk = [] { return ndk::ScopedAStatus::ok(); };
@@ -300,6 +300,21 @@
     EXPECT_EQ(result.error().code, nn::ErrorStatus::DEAD_OBJECT);
 }
 
+TEST(DeviceTest, getNumberOfCacheFilesNeeded) {
+    // setup call
+    const auto mockDevice = createMockDevice();
+    EXPECT_CALL(*mockDevice, getNumberOfCacheFilesNeeded(_)).Times(1);
+
+    // run test
+    const auto result = Device::create(kName, mockDevice);
+
+    // verify result
+    ASSERT_TRUE(result.has_value());
+    constexpr auto kNumberOfCacheFilesPair = std::make_pair<uint32_t, uint32_t>(
+            kNumberOfCacheFiles.numModelCache, kNumberOfCacheFiles.numDataCache);
+    EXPECT_EQ(result.value()->getNumberOfCacheFilesNeeded(), kNumberOfCacheFilesPair);
+}
+
 TEST(DeviceTest, getNumberOfCacheFilesNeededError) {
     // setup call
     const auto mockDevice = createMockDevice();
diff --git a/security/keymint/aidl/android/hardware/security/keymint/IKeyMintDevice.aidl b/security/keymint/aidl/android/hardware/security/keymint/IKeyMintDevice.aidl
index 88b2a26..1849723 100644
--- a/security/keymint/aidl/android/hardware/security/keymint/IKeyMintDevice.aidl
+++ b/security/keymint/aidl/android/hardware/security/keymint/IKeyMintDevice.aidl
@@ -275,6 +275,10 @@
      *   must return ErrorCode::INVALID_ARGUMENT.  The values 3 and 65537 must be supported.  It is
      *   recommended to support all prime values up to 2^64.
      *
+     * o Tag::CERTIFICATE_NOT_BEFORE and Tag::CERTIFICATE_NOT_AFTER specify the valid date range for
+     *   the returned X.509 certificate holding the public key. If omitted, generateKey must return
+     *   ErrorCode::MISSING_NOT_BEFORE or ErrorCode::MISSING_NOT_AFTER.
+     *
      * The following parameters are not necessary to generate a usable RSA key, but generateKey must
      * not return an error if they are omitted:
      *
@@ -295,6 +299,10 @@
      * Tag::EC_CURVE must be provided to generate an ECDSA key.  If it is not provided, generateKey
      * must return ErrorCode::UNSUPPORTED_KEY_SIZE. TEE IKeyMintDevice implementations must support
      * all curves.  StrongBox implementations must support P_256.
+
+     * Tag::CERTIFICATE_NOT_BEFORE and Tag::CERTIFICATE_NOT_AFTER must be provided to specify the
+     * valid date range for the returned X.509 certificate holding the public key. If omitted,
+     * generateKey must return ErrorCode::MISSING_NOT_BEFORE or ErrorCode::MISSING_NOT_AFTER.
      *
      * == AES Keys ==
      *
diff --git a/security/keymint/aidl/android/hardware/security/keymint/Tag.aidl b/security/keymint/aidl/android/hardware/security/keymint/Tag.aidl
index 972ce2e..e8ff14f 100644
--- a/security/keymint/aidl/android/hardware/security/keymint/Tag.aidl
+++ b/security/keymint/aidl/android/hardware/security/keymint/Tag.aidl
@@ -477,12 +477,12 @@
 
     /**
      * Tag::TRUSTED_CONFIRMATION_REQUIRED is only applicable to keys with KeyPurpose SIGN, and
-     *  specifies that this key must not be usable unless the user provides confirmation of the data
-     *  to be signed.  Confirmation is proven to keyMint via an approval token.  See
-     *  CONFIRMATION_TOKEN, as well as the ConfirmationUI HAL.
+     * specifies that this key must not be usable unless the user provides confirmation of the data
+     * to be signed.  Confirmation is proven to keyMint via an approval token.  See the authToken
+     * parameter of begin(), as well as the ConfirmationUI HAL.
      *
      * If an attempt to use a key with this tag does not have a cryptographically valid
-     * CONFIRMATION_TOKEN provided to finish() or if the data provided to update()/finish() does not
+     * token provided to finish() or if the data provided to update()/finish() does not
      * match the data described in the token, keyMint must return NO_USER_CONFIRMATION.
      *
      * Must be hardware-enforced.
@@ -491,9 +491,11 @@
 
     /**
      * Tag::UNLOCKED_DEVICE_REQUIRED specifies that the key may only be used when the device is
-     * unlocked.
+     * unlocked, as reported to KeyMint via authToken operation parameter and the
+     * IKeyMintDevice::deviceLocked() method
      *
-     * Must be software-enforced.
+     * Must be hardware-enforced (but is also keystore-enforced on a per-user basis: see the
+     * deviceLocked() documentation).
      */
     UNLOCKED_DEVICE_REQUIRED = TagType.BOOL | 509,
 
@@ -864,8 +866,9 @@
      *
      * STORAGE_KEY is used to denote that a key generated or imported is a key used for storage
      * encryption. Keys of this type can either be generated or imported or secure imported using
-     * keyMint. exportKey() can be used to re-wrap storage key with a per-boot ephemeral key
-     * wrapped key once the key characteristics are enforced.
+     * keyMint. The convertStorageKeyToEphemeral() method of IKeyMintDevice can be used to re-wrap
+     * storage key with a per-boot ephemeral key wrapped key once the key characteristics are
+     * enforced.
      *
      * Keys with this tag cannot be used for any operation within keyMint.
      * ErrorCode::INVALID_OPERATION is returned when a key with Tag::STORAGE_KEY is provided to
@@ -914,11 +917,10 @@
     RESET_SINCE_ID_ROTATION = TagType.BOOL | 1004,
 
     /**
-     * Tag::CONFIRMATION_TOKEN is used to deliver a cryptographic token proving that the user
-     * confirmed a signing request.  The content is a full-length HMAC-SHA256 value.  See the
-     * ConfirmationUI HAL for details of token computation.
+     * OBSOLETE: Do not use. See the authToken parameter for IKeyMintDevice::begin and for
+     * IKeyMintOperation methods instead.
      *
-     * Must never appear in KeyCharacteristics.
+     * TODO(b/191738660): Delete when keystore1 is deleted.
      */
     CONFIRMATION_TOKEN = TagType.BYTES | 1005,
 
diff --git a/security/sharedsecret/aidl/vts/functional/SharedSecretAidlTest.cpp b/security/sharedsecret/aidl/vts/functional/SharedSecretAidlTest.cpp
index 919f882..51938ba 100644
--- a/security/sharedsecret/aidl/vts/functional/SharedSecretAidlTest.cpp
+++ b/security/sharedsecret/aidl/vts/functional/SharedSecretAidlTest.cpp
@@ -268,10 +268,16 @@
                     << "Shared secret service that provided tweaked param should fail to compute "
                        "shared secret";
         } else {
-            EXPECT_EQ(ErrorCode::OK, responses[i].error) << "Others should succeed";
-            EXPECT_NE(correct_response, responses[i].sharing_check)
-                    << "Others should calculate a different shared secret, due to the tweaked "
-                       "nonce.";
+            // Other services *may* succeed, or may notice the invalid size for the nonce.
+            // However, if another service completes the computation, it should get the 'wrong'
+            // answer.
+            if (responses[i].error == ErrorCode::OK) {
+                EXPECT_NE(correct_response, responses[i].sharing_check)
+                        << "Others should calculate a different shared secret, due to the tweaked "
+                           "nonce.";
+            } else {
+                EXPECT_EQ(ErrorCode::INVALID_ARGUMENT, responses[i].error);
+            }
         }
     }
 }
@@ -348,10 +354,16 @@
                     << "Shared secret service that provided tweaked param should fail to compute "
                        "shared secret";
         } else {
-            EXPECT_EQ(ErrorCode::OK, responses[i].error) << "Others should succeed";
-            EXPECT_NE(correct_response, responses[i].sharing_check)
-                    << "Others should calculate a different shared secret, due to the tweaked "
-                       "nonce.";
+            // Other services *may* succeed, or may notice the invalid size for the seed.
+            // However, if another service completes the computation, it should get the 'wrong'
+            // answer.
+            if (responses[i].error == ErrorCode::OK) {
+                EXPECT_NE(correct_response, responses[i].sharing_check)
+                        << "Others should calculate a different shared secret, due to the tweaked "
+                           "seed.";
+            } else {
+                EXPECT_EQ(ErrorCode::INVALID_ARGUMENT, responses[i].error);
+            }
         }
     }
 }
diff --git a/tv/cec/1.0/default/Android.bp b/tv/cec/1.0/default/Android.bp
index fc4298d..b4053df 100644
--- a/tv/cec/1.0/default/Android.bp
+++ b/tv/cec/1.0/default/Android.bp
@@ -12,12 +12,16 @@
     defaults: ["hidl_defaults"],
     vendor: true,
     relative_install_path: "hw",
-    srcs: ["HdmiCec.cpp"],
+    srcs: [
+        "HdmiCec.cpp",
+        "HdmiCecDefault.cpp",
+    ],
 
     shared_libs: [
         "libhidlbase",
         "liblog",
         "libbase",
+        "libcutils",
         "libutils",
         "libhardware",
         "android.hardware.tv.cec@1.0",
diff --git a/tv/cec/1.0/default/HdmiCec.cpp b/tv/cec/1.0/default/HdmiCec.cpp
index 171bdfe..74de785 100644
--- a/tv/cec/1.0/default/HdmiCec.cpp
+++ b/tv/cec/1.0/default/HdmiCec.cpp
@@ -20,6 +20,7 @@
 #include <hardware/hardware.h>
 #include <hardware/hdmi_cec.h>
 #include "HdmiCec.h"
+#include "HdmiCecDefault.h"
 
 namespace android {
 namespace hardware {
@@ -390,6 +391,15 @@
     return mDevice->is_connected(mDevice, portId) > 0;
 }
 
+IHdmiCec* getHdmiCecDefault() {
+    HdmiCecDefault* hdmiCecDefault = new HdmiCecDefault();
+    Result result = hdmiCecDefault->init();
+    if (result == Result::SUCCESS) {
+        return hdmiCecDefault;
+    }
+    LOG(ERROR) << "Failed to load default HAL.";
+    return nullptr;
+}
 
 IHdmiCec* HIDL_FETCH_IHdmiCec(const char* hal) {
     hdmi_cec_device_t* hdmi_cec_device;
@@ -410,7 +420,7 @@
         return new HdmiCec(hdmi_cec_device);
     } else {
         LOG(ERROR) << "Passthrough failed to load legacy HAL.";
-        return nullptr;
+        return getHdmiCecDefault();
     }
 }
 
diff --git a/tv/cec/1.0/default/HdmiCecDefault.cpp b/tv/cec/1.0/default/HdmiCecDefault.cpp
new file mode 100644
index 0000000..299bcf0
--- /dev/null
+++ b/tv/cec/1.0/default/HdmiCecDefault.cpp
@@ -0,0 +1,461 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * 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.cec@1.0-impl"
+#include <android-base/logging.h>
+
+#include <cutils/properties.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <linux/cec.h>
+#include <linux/ioctl.h>
+#include <poll.h>
+#include <pthread.h>
+#include <sys/eventfd.h>
+#include <algorithm>
+
+#include "HdmiCecDefault.h"
+
+namespace android {
+namespace hardware {
+namespace tv {
+namespace cec {
+namespace V1_0 {
+namespace implementation {
+
+// When set to false, all the CEC commands are discarded. True by default after initialization.
+bool mCecEnabled;
+/*
+ * When set to false, HAL does not wake up the system upon receiving <Image View On> or
+ * <Text View On>. True by default after initialization.
+ */
+bool mWakeupEnabled;
+
+int mCecFd;
+int mExitFd;
+pthread_t mEventThread;
+sp<IHdmiCecCallback> mCallback;
+
+HdmiCecDefault::HdmiCecDefault() {
+    mCecFd = -1;
+    mExitFd = -1;
+    mCecEnabled = false;
+    mWakeupEnabled = false;
+    mCallback = nullptr;
+}
+
+HdmiCecDefault::~HdmiCecDefault() {
+    release();
+}
+
+// Methods from ::android::hardware::tv::cec::V1_0::IHdmiCec follow.
+Return<Result> HdmiCecDefault::addLogicalAddress(CecLogicalAddress addr) {
+    if (addr < CecLogicalAddress::TV || addr >= CecLogicalAddress::BROADCAST) {
+        LOG(ERROR) << "Add logical address failed, Invalid address";
+        return Result::FAILURE_INVALID_ARGS;
+    }
+
+    struct cec_log_addrs cecLogAddrs;
+    int ret = ioctl(mCecFd, CEC_ADAP_G_LOG_ADDRS, &cecLogAddrs);
+    if (ret) {
+        LOG(ERROR) << "Add logical address failed, Error = " << strerror(errno);
+        return Result::FAILURE_BUSY;
+    }
+
+    cecLogAddrs.cec_version = getCecVersion();
+    cecLogAddrs.vendor_id = getVendorId();
+
+    unsigned int logAddrType = CEC_LOG_ADDR_TYPE_UNREGISTERED;
+    unsigned int allDevTypes = 0;
+    unsigned int primDevType = 0xff;
+    switch (addr) {
+        case CecLogicalAddress::TV:
+            primDevType = CEC_OP_PRIM_DEVTYPE_TV;
+            logAddrType = CEC_LOG_ADDR_TYPE_TV;
+            allDevTypes = CEC_OP_ALL_DEVTYPE_TV;
+            break;
+        case CecLogicalAddress::RECORDER_1:
+        case CecLogicalAddress::RECORDER_2:
+        case CecLogicalAddress::RECORDER_3:
+            primDevType = CEC_OP_PRIM_DEVTYPE_RECORD;
+            logAddrType = CEC_LOG_ADDR_TYPE_RECORD;
+            allDevTypes = CEC_OP_ALL_DEVTYPE_RECORD;
+            break;
+        case CecLogicalAddress::TUNER_1:
+        case CecLogicalAddress::TUNER_2:
+        case CecLogicalAddress::TUNER_3:
+        case CecLogicalAddress::TUNER_4:
+            primDevType = CEC_OP_PRIM_DEVTYPE_TUNER;
+            logAddrType = CEC_LOG_ADDR_TYPE_TUNER;
+            allDevTypes = CEC_OP_ALL_DEVTYPE_TUNER;
+            break;
+        case CecLogicalAddress::PLAYBACK_1:
+        case CecLogicalAddress::PLAYBACK_2:
+        case CecLogicalAddress::PLAYBACK_3:
+            primDevType = CEC_OP_PRIM_DEVTYPE_PLAYBACK;
+            logAddrType = CEC_LOG_ADDR_TYPE_PLAYBACK;
+            allDevTypes = CEC_OP_ALL_DEVTYPE_PLAYBACK;
+            cecLogAddrs.flags |= CEC_LOG_ADDRS_FL_ALLOW_RC_PASSTHRU;
+            break;
+        case CecLogicalAddress::AUDIO_SYSTEM:
+            primDevType = CEC_OP_PRIM_DEVTYPE_AUDIOSYSTEM;
+            logAddrType = CEC_LOG_ADDR_TYPE_AUDIOSYSTEM;
+            allDevTypes = CEC_OP_ALL_DEVTYPE_AUDIOSYSTEM;
+            break;
+        case CecLogicalAddress::FREE_USE:
+            primDevType = CEC_OP_PRIM_DEVTYPE_PROCESSOR;
+            logAddrType = CEC_LOG_ADDR_TYPE_SPECIFIC;
+            allDevTypes = CEC_OP_ALL_DEVTYPE_SWITCH;
+            break;
+        case CecLogicalAddress::UNREGISTERED:
+            cecLogAddrs.flags |= CEC_LOG_ADDRS_FL_ALLOW_UNREG_FALLBACK;
+            break;
+    }
+
+    int logAddrIndex = cecLogAddrs.num_log_addrs;
+
+    cecLogAddrs.num_log_addrs += 1;
+    cecLogAddrs.log_addr[logAddrIndex] = static_cast<cec_logical_address_t>(addr);
+    cecLogAddrs.log_addr_type[logAddrIndex] = logAddrType;
+    cecLogAddrs.primary_device_type[logAddrIndex] = primDevType;
+    cecLogAddrs.all_device_types[logAddrIndex] = allDevTypes;
+    cecLogAddrs.features[logAddrIndex][0] = 0;
+    cecLogAddrs.features[logAddrIndex][1] = 0;
+
+    ret = ioctl(mCecFd, CEC_ADAP_S_LOG_ADDRS, &cecLogAddrs);
+    if (ret) {
+        LOG(ERROR) << "Add logical address failed, Error = " << strerror(errno);
+        return Result::FAILURE_BUSY;
+    }
+    return Result::SUCCESS;
+}
+
+Return<void> HdmiCecDefault::clearLogicalAddress() {
+    struct cec_log_addrs cecLogAddrs;
+    memset(&cecLogAddrs, 0, sizeof(cecLogAddrs));
+    int ret = ioctl(mCecFd, CEC_ADAP_S_LOG_ADDRS, &cecLogAddrs);
+    if (ret) {
+        LOG(ERROR) << "Clear logical Address failed, Error = " << strerror(errno);
+    }
+    return Void();
+}
+
+Return<void> HdmiCecDefault::getPhysicalAddress(getPhysicalAddress_cb callback) {
+    uint16_t addr;
+    int ret = ioctl(mCecFd, CEC_ADAP_G_PHYS_ADDR, &addr);
+    if (ret) {
+        LOG(ERROR) << "Get physical address failed, Error = " << strerror(errno);
+        callback(Result::FAILURE_INVALID_STATE, addr);
+        return Void();
+    }
+    callback(Result::SUCCESS, addr);
+    return Void();
+}
+
+Return<SendMessageResult> HdmiCecDefault::sendMessage(const CecMessage& message) {
+    if (!mCecEnabled) {
+        return SendMessageResult::FAIL;
+    }
+
+    struct cec_msg cecMsg;
+    memset(&cecMsg, 0, sizeof(cec_msg));
+
+    int initiator = static_cast<cec_logical_address_t>(message.initiator);
+    int destination = static_cast<cec_logical_address_t>(message.destination);
+
+    cecMsg.msg[0] = (initiator << 4) | destination;
+    for (size_t i = 0; i < message.body.size(); ++i) {
+        cecMsg.msg[i + 1] = message.body[i];
+    }
+    cecMsg.len = message.body.size() + 1;
+
+    int ret = ioctl(mCecFd, CEC_TRANSMIT, &cecMsg);
+
+    if (ret) {
+        LOG(ERROR) << "Send message failed, Error = " << strerror(errno);
+        return SendMessageResult::FAIL;
+    }
+
+    if (cecMsg.tx_status != CEC_TX_STATUS_OK) {
+        LOG(ERROR) << "Send message tx_status = " << cecMsg.tx_status;
+    }
+
+    switch (cecMsg.tx_status) {
+        case CEC_TX_STATUS_OK:
+            return SendMessageResult::SUCCESS;
+        case CEC_TX_STATUS_ARB_LOST:
+            return SendMessageResult::BUSY;
+        case CEC_TX_STATUS_NACK:
+            return SendMessageResult::NACK;
+        default:
+            return SendMessageResult::FAIL;
+    }
+}
+
+Return<void> HdmiCecDefault::setCallback(const sp<IHdmiCecCallback>& callback) {
+    if (mCallback != nullptr) {
+        mCallback->unlinkToDeath(this);
+        mCallback = nullptr;
+    }
+
+    if (callback != nullptr) {
+        mCallback = callback;
+        mCallback->linkToDeath(this, 0 /*cookie*/);
+    }
+    return Void();
+}
+
+Return<int32_t> HdmiCecDefault::getCecVersion() {
+    return property_get_int32("ro.hdmi.cec_version", CEC_OP_CEC_VERSION_1_4);
+}
+
+Return<uint32_t> HdmiCecDefault::getVendorId() {
+    return property_get_int32("ro.hdmi.vendor_id", 0x000c03 /* HDMI LLC vendor ID */);
+}
+
+Return<void> HdmiCecDefault::getPortInfo(getPortInfo_cb callback) {
+    uint16_t addr;
+    int ret = ioctl(mCecFd, CEC_ADAP_G_PHYS_ADDR, &addr);
+    if (ret) {
+        LOG(ERROR) << "Get port info failed, Error = " << strerror(errno);
+    }
+
+    unsigned int type = property_get_int32("ro.hdmi.device_type", CEC_DEVICE_PLAYBACK);
+    hidl_vec<HdmiPortInfo> portInfos(1);
+    portInfos[0] = {.type = (type == CEC_DEVICE_TV ? HdmiPortType::INPUT : HdmiPortType::OUTPUT),
+                    .portId = 1,
+                    .cecSupported = true,
+                    .arcSupported = false,
+                    .physicalAddress = addr};
+    callback(portInfos);
+    return Void();
+}
+
+Return<void> HdmiCecDefault::setOption(OptionKey key, bool value) {
+    switch (key) {
+        case OptionKey::ENABLE_CEC:
+            LOG(DEBUG) << "setOption: Enable CEC: " << value;
+            mCecEnabled = value;
+            break;
+        case OptionKey::WAKEUP:
+            LOG(DEBUG) << "setOption: WAKEUP: " << value;
+            mWakeupEnabled = value;
+            break;
+        default:
+            break;
+    }
+    return Void();
+}
+
+Return<void> HdmiCecDefault::setLanguage(const hidl_string& /*language*/) {
+    return Void();
+}
+
+Return<void> HdmiCecDefault::enableAudioReturnChannel(int32_t /*portId*/, bool /*enable*/) {
+    return Void();
+}
+
+Return<bool> HdmiCecDefault::isConnected(int32_t /*portId*/) {
+    uint16_t addr;
+    int ret = ioctl(mCecFd, CEC_ADAP_G_PHYS_ADDR, &addr);
+    if (ret) {
+        LOG(ERROR) << "Is connected failed, Error = " << strerror(errno);
+        return false;
+    }
+    if (addr == CEC_PHYS_ADDR_INVALID) {
+        return false;
+    }
+    return true;
+}
+
+// Initialise the cec file descriptor
+Return<Result> HdmiCecDefault::init() {
+    const char* path = "/dev/cec0";
+    mCecFd = open(path, O_RDWR);
+    if (mCecFd < 0) {
+        LOG(ERROR) << "Failed to open " << path << ", Error = " << strerror(errno);
+        return Result::FAILURE_NOT_SUPPORTED;
+    }
+    mExitFd = eventfd(0, EFD_NONBLOCK);
+    if (mExitFd < 0) {
+        LOG(ERROR) << "Failed to open eventfd, Error = " << strerror(errno);
+        release();
+        return Result::FAILURE_NOT_SUPPORTED;
+    }
+
+    // Ensure the CEC device supports required capabilities
+    struct cec_caps caps = {};
+    int ret = ioctl(mCecFd, CEC_ADAP_G_CAPS, &caps);
+    if (ret) {
+        LOG(ERROR) << "Unable to query cec adapter capabilities, Error = " << strerror(errno);
+        release();
+        return Result::FAILURE_NOT_SUPPORTED;
+    }
+
+    if (!(caps.capabilities & (CEC_CAP_LOG_ADDRS | CEC_CAP_TRANSMIT | CEC_CAP_PASSTHROUGH))) {
+        LOG(ERROR) << "Wrong cec adapter capabilities " << caps.capabilities;
+        release();
+        return Result::FAILURE_NOT_SUPPORTED;
+    }
+
+    uint32_t mode = CEC_MODE_INITIATOR | CEC_MODE_EXCL_FOLLOWER_PASSTHRU;
+    ret = ioctl(mCecFd, CEC_S_MODE, &mode);
+    if (ret) {
+        LOG(ERROR) << "Unable to set initiator mode, Error = " << strerror(errno);
+        release();
+        return Result::FAILURE_NOT_SUPPORTED;
+    }
+
+    /* thread loop for receiving cec messages and hotplug events*/
+    if (pthread_create(&mEventThread, NULL, event_thread, NULL)) {
+        LOG(ERROR) << "Can't create event thread: " << strerror(errno);
+        release();
+        return Result::FAILURE_NOT_SUPPORTED;
+    }
+
+    mCecEnabled = true;
+    mWakeupEnabled = true;
+    return Result::SUCCESS;
+}
+
+Return<void> HdmiCecDefault::release() {
+    if (mExitFd > 0) {
+        uint64_t tmp = 1;
+        write(mExitFd, &tmp, sizeof(tmp));
+        pthread_join(mEventThread, NULL);
+    }
+    if (mExitFd > 0) {
+        close(mExitFd);
+    }
+    if (mCecFd > 0) {
+        close(mCecFd);
+    }
+    mCecEnabled = false;
+    mWakeupEnabled = false;
+    setCallback(nullptr);
+    return Void();
+}
+
+void* HdmiCecDefault::event_thread(void*) {
+    struct pollfd ufds[3] = {
+            {mCecFd, POLLIN, 0},
+            {mCecFd, POLLERR, 0},
+            {mExitFd, POLLIN, 0},
+    };
+
+    while (1) {
+        ufds[0].revents = 0;
+        ufds[1].revents = 0;
+        ufds[2].revents = 0;
+
+        int ret = poll(ufds, /* size(ufds) = */ 3, /* timeout = */ -1);
+
+        if (ret <= 0) {
+            continue;
+        }
+
+        if (ufds[2].revents == POLLIN) { /* Exit */
+            break;
+        }
+
+        if (ufds[1].revents == POLLERR) { /* CEC Event */
+            struct cec_event ev;
+            ret = ioctl(mCecFd, CEC_DQEVENT, &ev);
+
+            if (!mCecEnabled) {
+                continue;
+            }
+
+            if (ret) {
+                LOG(ERROR) << "CEC_DQEVENT failed, Error = " << strerror(errno);
+                continue;
+            }
+
+            if (ev.event == CEC_EVENT_STATE_CHANGE) {
+                if (mCallback != nullptr) {
+                    HotplugEvent hotplugEvent{
+                            .connected = (ev.state_change.phys_addr != CEC_PHYS_ADDR_INVALID),
+                            .portId = 1};
+                    mCallback->onHotplugEvent(hotplugEvent);
+                } else {
+                    LOG(ERROR) << "No event callback for hotplug";
+                }
+            }
+        }
+
+        if (ufds[0].revents == POLLIN) { /* CEC Driver */
+            struct cec_msg msg = {};
+            ret = ioctl(mCecFd, CEC_RECEIVE, &msg);
+
+            if (!mCecEnabled) {
+                continue;
+            }
+
+            if (ret) {
+                LOG(ERROR) << "CEC_RECEIVE failed, Error = " << strerror(errno);
+                continue;
+            }
+
+            if (msg.rx_status != CEC_RX_STATUS_OK) {
+                LOG(ERROR) << "msg rx_status = " << msg.rx_status;
+                continue;
+            }
+
+            if (!mWakeupEnabled && isWakeupMessage(msg)) {
+                LOG(DEBUG) << "Filter wakeup message";
+                continue;
+            }
+
+            if (mCallback != nullptr) {
+                size_t length = std::min(msg.len - 1, (uint32_t)MaxLength::MESSAGE_BODY);
+                CecMessage cecMessage{
+                        .initiator = static_cast<CecLogicalAddress>(msg.msg[0] >> 4),
+                        .destination = static_cast<CecLogicalAddress>(msg.msg[0] & 0xf),
+                };
+                cecMessage.body.resize(length);
+                for (size_t i = 0; i < length; ++i) {
+                    cecMessage.body[i] = static_cast<uint8_t>(msg.msg[i + 1]);
+                }
+                mCallback->onCecMessage(cecMessage);
+            } else {
+                LOG(ERROR) << "no event callback for message";
+            }
+        }
+    }
+    return NULL;
+}
+
+int HdmiCecDefault::getOpcode(struct cec_msg message) {
+    return (static_cast<uint8_t>(message.msg[1]) & 0xff);
+}
+
+bool HdmiCecDefault::isWakeupMessage(struct cec_msg message) {
+    int opcode = getOpcode(message);
+    switch (opcode) {
+        case CEC_MESSAGE_TEXT_VIEW_ON:
+        case CEC_MESSAGE_IMAGE_VIEW_ON:
+            return true;
+        default:
+            return false;
+    }
+}
+
+}  // namespace implementation
+}  // namespace V1_0
+}  // namespace cec
+}  // namespace tv
+}  // namespace hardware
+}  // namespace android
diff --git a/tv/cec/1.0/default/HdmiCecDefault.h b/tv/cec/1.0/default/HdmiCecDefault.h
new file mode 100644
index 0000000..c1bb2c7
--- /dev/null
+++ b/tv/cec/1.0/default/HdmiCecDefault.h
@@ -0,0 +1,60 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * 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.
+ */
+
+#include <android/hardware/tv/cec/1.0/IHdmiCec.h>
+#include <hardware/hdmi_cec.h>
+
+namespace android {
+namespace hardware {
+namespace tv {
+namespace cec {
+namespace V1_0 {
+namespace implementation {
+
+struct HdmiCecDefault : public IHdmiCec, public hidl_death_recipient {
+    HdmiCecDefault();
+    ~HdmiCecDefault();
+    // Methods from ::android::hardware::tv::cec::V1_0::IHdmiCec follow.
+    Return<Result> addLogicalAddress(CecLogicalAddress addr) override;
+    Return<void> clearLogicalAddress() override;
+    Return<void> getPhysicalAddress(getPhysicalAddress_cb _hidl_cb) override;
+    Return<SendMessageResult> sendMessage(const CecMessage& message) override;
+    Return<void> setCallback(const sp<IHdmiCecCallback>& callback) override;
+    Return<int32_t> getCecVersion() override;
+    Return<uint32_t> getVendorId() override;
+    Return<void> getPortInfo(getPortInfo_cb _hidl_cb) override;
+    Return<void> setOption(OptionKey key, bool value) override;
+    Return<void> setLanguage(const hidl_string& language) override;
+    Return<void> enableAudioReturnChannel(int32_t portId, bool enable) override;
+    Return<bool> isConnected(int32_t portId) override;
+
+    virtual void serviceDied(uint64_t, const wp<::android::hidl::base::V1_0::IBase>&) {
+        setCallback(nullptr);
+    }
+
+    Return<Result> init();
+    Return<void> release();
+    static void* event_thread(void*);
+    static int getOpcode(struct cec_msg message);
+    static bool isWakeupMessage(struct cec_msg message);
+};
+
+}  // namespace implementation
+}  // namespace V1_0
+}  // namespace cec
+}  // namespace tv
+}  // namespace hardware
+}  // namespace android
diff --git a/vibrator/aidl/default/Vibrator.cpp b/vibrator/aidl/default/Vibrator.cpp
index c446afd..322833b 100644
--- a/vibrator/aidl/default/Vibrator.cpp
+++ b/vibrator/aidl/default/Vibrator.cpp
@@ -125,6 +125,11 @@
 
 ndk::ScopedAStatus Vibrator::getPrimitiveDuration(CompositePrimitive primitive,
                                                   int32_t* durationMs) {
+    std::vector<CompositePrimitive> supported;
+    getSupportedPrimitives(&supported);
+    if (std::find(supported.begin(), supported.end(), primitive) == supported.end()) {
+        return ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
+    }
     if (primitive != CompositePrimitive::NOOP) {
         *durationMs = 100;
     } else {