diff --git a/services/radio/RadioService.cpp b/services/radio/RadioService.cpp
new file mode 100644
index 0000000..152619b
--- /dev/null
+++ b/services/radio/RadioService.cpp
@@ -0,0 +1,845 @@
+/*
+ * Copyright (C) 2015 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 "RadioService"
+//#define LOG_NDEBUG 0
+
+#include <stdio.h>
+#include <string.h>
+#include <sys/types.h>
+#include <pthread.h>
+
+#include <system/radio.h>
+#include <system/radio_metadata.h>
+#include <cutils/atomic.h>
+#include <cutils/properties.h>
+#include <hardware/hardware.h>
+#include <utils/Errors.h>
+#include <utils/Log.h>
+#include <binder/IServiceManager.h>
+#include <binder/MemoryBase.h>
+#include <binder/MemoryHeapBase.h>
+#include <hardware/radio.h>
+#include "RadioService.h"
+#include "RadioRegions.h"
+
+namespace android {
+
+
+RadioService::RadioService()
+    : BnRadioService(), mNextUniqueId(1)
+{
+    ALOGI("%s", __FUNCTION__);
+}
+
+void RadioService::onFirstRef()
+{
+    const hw_module_t *mod;
+    int rc;
+    struct radio_hw_device *dev;
+
+    ALOGI("%s", __FUNCTION__);
+
+    rc = hw_get_module_by_class(RADIO_HARDWARE_MODULE_ID, RADIO_HARDWARE_MODULE_ID_FM, &mod);
+    if (rc != 0) {
+        ALOGE("couldn't load radio module %s.%s (%s)",
+              RADIO_HARDWARE_MODULE_ID, "primary", strerror(-rc));
+        return;
+    }
+    rc = radio_hw_device_open(mod, &dev);
+    if (rc != 0) {
+        ALOGE("couldn't open radio hw device in %s.%s (%s)",
+              RADIO_HARDWARE_MODULE_ID, "primary", strerror(-rc));
+        return;
+    }
+    if (dev->common.version != RADIO_DEVICE_API_VERSION_CURRENT) {
+        ALOGE("wrong radio hw device version %04x", dev->common.version);
+        return;
+    }
+
+    struct radio_hal_properties halProperties;
+    rc = dev->get_properties(dev, &halProperties);
+    if (rc != 0) {
+        ALOGE("could not read implementation properties");
+        return;
+    }
+
+    radio_properties_t properties;
+    properties.handle =
+            (radio_handle_t)android_atomic_inc(&mNextUniqueId);
+
+    ALOGI("loaded default module %s, handle %d", properties.product, properties.handle);
+
+    convertProperties(&properties, &halProperties);
+    sp<Module> module = new Module(this, dev, properties);
+    mModules.add(properties.handle, module);
+}
+
+RadioService::~RadioService()
+{
+    for (size_t i = 0; i < mModules.size(); i++) {
+        radio_hw_device_close(mModules.valueAt(i)->hwDevice());
+    }
+}
+
+status_t RadioService::listModules(struct radio_properties *properties,
+                             uint32_t *numModules)
+{
+    ALOGV("listModules");
+
+    AutoMutex lock(mServiceLock);
+    if (numModules == NULL || (*numModules != 0 && properties == NULL)) {
+        return BAD_VALUE;
+    }
+    size_t maxModules = *numModules;
+    *numModules = mModules.size();
+    for (size_t i = 0; i < mModules.size() && i < maxModules; i++) {
+        properties[i] = mModules.valueAt(i)->properties();
+    }
+    return NO_ERROR;
+}
+
+status_t RadioService::attach(radio_handle_t handle,
+                        const sp<IRadioClient>& client,
+                        const struct radio_band_config *config,
+                        bool withAudio,
+                        sp<IRadio>& radio)
+{
+    ALOGV("%s %d config %p withAudio %d", __FUNCTION__, handle, config, withAudio);
+
+    AutoMutex lock(mServiceLock);
+    radio.clear();
+    if (client == 0) {
+        return BAD_VALUE;
+    }
+    ssize_t index = mModules.indexOfKey(handle);
+    if (index < 0) {
+        return BAD_VALUE;
+    }
+    sp<Module> module = mModules.valueAt(index);
+
+    if (config == NULL) {
+        config = module->getDefaultConfig();
+        if (config == NULL) {
+            return INVALID_OPERATION;
+        }
+    }
+    ALOGV("%s region %d type %d", __FUNCTION__, config->region, config->band.type);
+
+    radio = module->addClient(client, config, withAudio);
+
+    if (radio == 0) {
+        NO_INIT;
+    }
+    return NO_ERROR;
+}
+
+
+static const int kDumpLockRetries = 50;
+static const int kDumpLockSleep = 60000;
+
+static bool tryLock(Mutex& mutex)
+{
+    bool locked = false;
+    for (int i = 0; i < kDumpLockRetries; ++i) {
+        if (mutex.tryLock() == NO_ERROR) {
+            locked = true;
+            break;
+        }
+        usleep(kDumpLockSleep);
+    }
+    return locked;
+}
+
+status_t RadioService::dump(int fd, const Vector<String16>& args __unused) {
+    String8 result;
+    if (checkCallingPermission(String16("android.permission.DUMP")) == false) {
+        result.appendFormat("Permission Denial: can't dump RadioService");
+        write(fd, result.string(), result.size());
+    } else {
+        bool locked = tryLock(mServiceLock);
+        // failed to lock - RadioService is probably deadlocked
+        if (!locked) {
+            result.append("RadioService may be deadlocked\n");
+            write(fd, result.string(), result.size());
+        }
+
+        if (locked) mServiceLock.unlock();
+    }
+    return NO_ERROR;
+}
+
+status_t RadioService::onTransact(
+    uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) {
+    return BnRadioService::onTransact(code, data, reply, flags);
+}
+
+
+// static
+void RadioService::callback(radio_hal_event_t *halEvent, void *cookie)
+{
+    CallbackThread *callbackThread = (CallbackThread *)cookie;
+    if (callbackThread == NULL) {
+        return;
+    }
+    callbackThread->sendEvent(halEvent);
+}
+
+/* static */
+void RadioService::convertProperties(radio_properties_t *properties,
+                                     const radio_hal_properties_t *halProperties)
+{
+    memset(properties, 0, sizeof(struct radio_properties));
+    properties->class_id = halProperties->class_id;
+    strlcpy(properties->implementor, halProperties->implementor,
+            RADIO_STRING_LEN_MAX);
+    strlcpy(properties->product, halProperties->product,
+            RADIO_STRING_LEN_MAX);
+    strlcpy(properties->version, halProperties->version,
+            RADIO_STRING_LEN_MAX);
+    strlcpy(properties->serial, halProperties->serial,
+            RADIO_STRING_LEN_MAX);
+    properties->num_tuners = halProperties->num_tuners;
+    properties->num_audio_sources = halProperties->num_audio_sources;
+    properties->supports_capture = halProperties->supports_capture;
+
+    for (size_t i = 0; i < ARRAY_SIZE(sKnownRegionConfigs); i++) {
+        const radio_hal_band_config_t *band = &sKnownRegionConfigs[i].band;
+        size_t j;
+        for (j = 0; j < halProperties->num_bands; j++) {
+            const radio_hal_band_config_t *halBand = &halProperties->bands[j];
+            size_t k;
+            if (band->type != halBand->type) continue;
+            if (band->lower_limit < halBand->lower_limit) continue;
+            if (band->upper_limit > halBand->upper_limit) continue;
+            for (k = 0; k < halBand->num_spacings; k++) {
+                if (band->spacings[0] == halBand->spacings[k]) break;
+            }
+            if (k == halBand->num_spacings) continue;
+            if (band->type == RADIO_BAND_AM) break;
+            if ((band->fm.deemphasis & halBand->fm.deemphasis) == 0) continue;
+            if (halBand->fm.rds == 0) break;
+            if ((band->fm.rds & halBand->fm.rds) != 0) break;
+        }
+        if (j == halProperties->num_bands) continue;
+
+        ALOGI("convertProperties() Adding band type %d region %d",
+              sKnownRegionConfigs[i].band.type , sKnownRegionConfigs[i].region);
+
+        memcpy(&properties->bands[properties->num_bands++],
+               &sKnownRegionConfigs[i],
+               sizeof(radio_band_config_t));
+    }
+}
+
+#undef LOG_TAG
+#define LOG_TAG "RadioService::CallbackThread"
+
+RadioService::CallbackThread::CallbackThread(const wp<ModuleClient>& moduleClient)
+    : mModuleClient(moduleClient), mMemoryDealer(new MemoryDealer(1024 * 1024, "RadioService"))
+{
+}
+
+RadioService::CallbackThread::~CallbackThread()
+{
+    mEventQueue.clear();
+}
+
+void RadioService::CallbackThread::onFirstRef()
+{
+    run("RadioService cbk", ANDROID_PRIORITY_URGENT_AUDIO);
+}
+
+bool RadioService::CallbackThread::threadLoop()
+{
+    while (!exitPending()) {
+        sp<IMemory> eventMemory;
+        sp<ModuleClient> moduleClient;
+        {
+            Mutex::Autolock _l(mCallbackLock);
+            while (mEventQueue.isEmpty() && !exitPending()) {
+                ALOGV("CallbackThread::threadLoop() sleep");
+                mCallbackCond.wait(mCallbackLock);
+                ALOGV("CallbackThread::threadLoop() wake up");
+            }
+            if (exitPending()) {
+                break;
+            }
+            eventMemory = mEventQueue[0];
+            mEventQueue.removeAt(0);
+            moduleClient = mModuleClient.promote();
+        }
+        if (moduleClient != 0) {
+            moduleClient->onCallbackEvent(eventMemory);
+            eventMemory.clear();
+        }
+    }
+    return false;
+}
+
+void RadioService::CallbackThread::exit()
+{
+    Mutex::Autolock _l(mCallbackLock);
+    requestExit();
+    mCallbackCond.broadcast();
+}
+
+sp<IMemory> RadioService::CallbackThread::prepareEvent(radio_hal_event_t *halEvent)
+{
+    sp<IMemory> eventMemory;
+
+    size_t headerSize =
+            (sizeof(struct radio_event) + sizeof(unsigned int) - 1) /sizeof(unsigned int);
+    size_t metadataSize = 0;
+    switch (halEvent->type) {
+    case RADIO_EVENT_TUNED:
+    case RADIO_EVENT_AF_SWITCH:
+        if (radio_metadata_check(halEvent->info.metadata) == 0) {
+            metadataSize = radio_metadata_get_size(halEvent->info.metadata);
+        }
+        break;
+    case RADIO_EVENT_METADATA:
+        if (radio_metadata_check(halEvent->metadata) != 0) {
+            return eventMemory;
+        }
+        metadataSize = radio_metadata_get_size(halEvent->metadata);
+        break;
+    default:
+        break;
+    }
+    size_t size = headerSize + metadataSize;
+    eventMemory = mMemoryDealer->allocate(size);
+    if (eventMemory == 0 || eventMemory->pointer() == NULL) {
+        eventMemory.clear();
+        return eventMemory;
+    }
+    struct radio_event *event = (struct radio_event *)eventMemory->pointer();
+    event->type = halEvent->type;
+    event->status = halEvent->status;
+
+    switch (event->type) {
+    case RADIO_EVENT_CONFIG:
+        event->config.band = halEvent->config;
+        break;
+    case RADIO_EVENT_TUNED:
+    case RADIO_EVENT_AF_SWITCH:
+        event->info = halEvent->info;
+        if (metadataSize != 0) {
+            memcpy((char *)event + headerSize, halEvent->info.metadata, metadataSize);
+            // replace meta data pointer by offset while in shared memory so that receiving side
+            // can restore the pointer in destination process.
+            event->info.metadata = (radio_metadata_t *)headerSize;
+        }
+        break;
+    case RADIO_EVENT_TA:
+    case RADIO_EVENT_ANTENNA:
+    case RADIO_EVENT_CONTROL:
+        event->on = halEvent->on;
+        break;
+    case RADIO_EVENT_METADATA:
+        memcpy((char *)event + headerSize, halEvent->metadata, metadataSize);
+        // replace meta data pointer by offset while in shared memory so that receiving side
+        // can restore the pointer in destination process.
+        event->metadata = (radio_metadata_t *)headerSize;
+        break;
+    case RADIO_EVENT_HW_FAILURE:
+    default:
+        break;
+    }
+
+    return eventMemory;
+}
+
+void RadioService::CallbackThread::sendEvent(radio_hal_event_t *event)
+ {
+     sp<IMemory> eventMemory = prepareEvent(event);
+     if (eventMemory == 0) {
+         return;
+     }
+
+     AutoMutex lock(mCallbackLock);
+     mEventQueue.add(eventMemory);
+     mCallbackCond.signal();
+     ALOGV("%s DONE", __FUNCTION__);
+}
+
+
+#undef LOG_TAG
+#define LOG_TAG "RadioService::Module"
+
+RadioService::Module::Module(const sp<RadioService>& service,
+                                      radio_hw_device* hwDevice,
+                                      radio_properties properties)
+ : mService(service), mHwDevice(hwDevice), mProperties(properties), mMute(true)
+{
+}
+
+RadioService::Module::~Module() {
+    mModuleClients.clear();
+}
+
+status_t RadioService::Module::dump(int fd __unused, const Vector<String16>& args __unused) {
+    String8 result;
+    return NO_ERROR;
+}
+
+sp<RadioService::ModuleClient> RadioService::Module::addClient(const sp<IRadioClient>& client,
+                                    const struct radio_band_config *config,
+                                    bool audio)
+{
+    ALOGV("addClient() %p config %p product %s", this, config, mProperties.product);
+    AutoMutex lock(mLock);
+    sp<ModuleClient> moduleClient;
+    int ret;
+
+    for (size_t i = 0; i < mModuleClients.size(); i++) {
+        if (mModuleClients[i]->client() == client) {
+            // client already connected: reject
+            return moduleClient;
+        }
+    }
+    moduleClient = new ModuleClient(this, client, config, audio);
+
+    struct radio_hal_band_config halConfig;
+    halConfig = config->band;
+
+    sp<ModuleClient> oldestTuner;
+    sp<ModuleClient> oldestAudio;
+    size_t allocatedTuners = 0;
+    size_t allocatedAudio = 0;
+    for (size_t i = 0; i < mModuleClients.size(); i++) {
+        if (mModuleClients[i]->getTuner() != NULL) {
+            if (mModuleClients[i]->audio()) {
+                if (oldestAudio == 0) {
+                    oldestAudio = mModuleClients[i];
+                }
+                allocatedAudio++;
+            } else {
+                if (oldestTuner == 0) {
+                    oldestTuner = mModuleClients[i];
+                }
+                allocatedTuners++;
+            }
+        }
+    }
+
+    const struct radio_tuner *halTuner;
+    if (audio) {
+        if (allocatedAudio >= mProperties.num_audio_sources) {
+            ALOG_ASSERT(oldestAudio != 0, "addClient() allocatedAudio/oldestAudio mismatch");
+            halTuner = oldestAudio->getTuner();
+            oldestAudio->setTuner(NULL);
+            mHwDevice->close_tuner(mHwDevice, halTuner);
+        }
+    } else {
+        if (allocatedAudio + allocatedTuners >= mProperties.num_tuners) {
+            if (allocatedTuners != 0) {
+                ALOG_ASSERT(oldestTuner != 0, "addClient() allocatedTuners/oldestTuner mismatch");
+                halTuner = oldestTuner->getTuner();
+                oldestTuner->setTuner(NULL);
+                mHwDevice->close_tuner(mHwDevice, halTuner);
+            } else {
+                ALOG_ASSERT(oldestAudio != 0, "addClient() allocatedAudio/oldestAudio mismatch");
+                halTuner = oldestAudio->getTuner();
+                oldestAudio->setTuner(NULL);
+                mHwDevice->close_tuner(mHwDevice, halTuner);
+            }
+        }
+    }
+
+    ret = mHwDevice->open_tuner(mHwDevice, &halConfig, audio,
+                                RadioService::callback, moduleClient->callbackThread().get(),
+                                &halTuner);
+    if (ret == 0) {
+        ALOGV("addClient() setTuner %p", halTuner);
+        moduleClient->setTuner(halTuner);
+        mModuleClients.add(moduleClient);
+    } else {
+        moduleClient.clear();
+    }
+
+    //TODO notify audio device connection to audio policy manager if audio is on
+
+    ALOGV("addClient() DONE moduleClient %p", moduleClient.get());
+
+    return moduleClient;
+}
+
+void RadioService::Module::removeClient(const sp<ModuleClient>& moduleClient) {
+    ALOGV("removeClient()");
+    AutoMutex lock(mLock);
+    int ret;
+    ssize_t index = -1;
+
+    for (size_t i = 0; i < mModuleClients.size(); i++) {
+        if (mModuleClients[i] == moduleClient) {
+            index = i;
+            break;
+        }
+    }
+    if (index == -1) {
+        return;
+    }
+
+    mModuleClients.removeAt(index);
+    const struct radio_tuner *halTuner = moduleClient->getTuner();
+    if (halTuner == NULL) {
+        return;
+    }
+
+    mHwDevice->close_tuner(mHwDevice, halTuner);
+
+    //TODO notify audio device disconnection to audio policy manager if audio was on
+    mMute = true;
+
+    if (mModuleClients.isEmpty()) {
+        return;
+    }
+
+    sp<ModuleClient> youngestClient;
+    sp<ModuleClient> youngestClientAudio;
+    size_t allocatedTuners = 0;
+    size_t allocatedAudio = 0;
+    for (ssize_t i = mModuleClients.size(); i >= 0; i--) {
+        if (mModuleClients[i]->getTuner() == NULL) {
+            if (mModuleClients[i]->audio()) {
+                if (youngestClientAudio == 0) {
+                    youngestClientAudio = mModuleClients[i];
+                }
+            } else {
+                if (youngestClient == 0) {
+                    youngestClient = mModuleClients[i];
+                }
+            }
+        } else {
+            if (mModuleClients[i]->audio()) {
+                allocatedAudio++;
+            } else {
+                allocatedTuners++;
+            }
+        }
+    }
+
+    ALOG_ASSERT(allocatedTuners + allocatedAudio < mProperties.num_tuners,
+                "removeClient() removed client but no tuner available");
+
+    ALOG_ASSERT(!moduleClient->audio() || allocatedAudio < mProperties.num_audio_sources,
+                "removeClient() removed audio client but no tuner with audio available");
+
+    if (allocatedAudio < mProperties.num_audio_sources && youngestClientAudio != 0) {
+        youngestClient = youngestClientAudio;
+    }
+
+    ALOG_ASSERT(youngestClient != 0, "removeClient() removed client no candidate found for tuner");
+
+    struct radio_hal_band_config halConfig = youngestClient->halConfig();
+    ret = mHwDevice->open_tuner(mHwDevice, &halConfig, youngestClient->audio(),
+                                RadioService::callback, moduleClient->callbackThread().get(),
+                                &halTuner);
+
+    //TODO notify audio device connection to audio policy manager if audio is on
+
+    if (ret == 0) {
+        youngestClient->setTuner(halTuner);
+    }
+}
+
+status_t RadioService::Module::setMute(bool mute)
+{
+    Mutex::Autolock _l(mLock);
+    if (mute != mMute) {
+        mMute = mute;
+        //TODO notifify audio policy manager of media activity on radio audio device
+    }
+    return NO_ERROR;
+}
+
+status_t RadioService::Module::getMute(bool *mute)
+{
+    Mutex::Autolock _l(mLock);
+    *mute = mMute;
+    return NO_ERROR;
+}
+
+
+const struct radio_band_config *RadioService::Module::getDefaultConfig() const
+{
+    if (mProperties.num_bands == 0) {
+        return NULL;
+    }
+    return &mProperties.bands[0];
+}
+
+#undef LOG_TAG
+#define LOG_TAG "RadioService::ModuleClient"
+
+RadioService::ModuleClient::ModuleClient(const sp<Module>& module,
+                                         const sp<IRadioClient>& client,
+                                         const struct radio_band_config *config,
+                                         bool audio)
+ : mModule(module), mClient(client), mConfig(*config), mAudio(audio), mTuner(NULL)
+{
+}
+
+void RadioService::ModuleClient::onFirstRef()
+{
+    mCallbackThread = new CallbackThread(this);
+    IInterface::asBinder(mClient)->linkToDeath(this);
+}
+
+RadioService::ModuleClient::~ModuleClient() {
+    if (mClient != 0) {
+        IInterface::asBinder(mClient)->unlinkToDeath(this);
+        mClient.clear();
+    }
+    if (mCallbackThread != 0) {
+        mCallbackThread->exit();
+    }
+}
+
+status_t RadioService::ModuleClient::dump(int fd __unused,
+                                             const Vector<String16>& args __unused) {
+    String8 result;
+    return NO_ERROR;
+}
+
+void RadioService::ModuleClient::detach() {
+    ALOGV("%s", __FUNCTION__);
+    sp<ModuleClient> strongMe = this;
+    {
+        AutoMutex lock(mLock);
+        if (mClient != 0) {
+            IInterface::asBinder(mClient)->unlinkToDeath(this);
+            mClient.clear();
+        }
+    }
+    sp<Module> module = mModule.promote();
+    if (module == 0) {
+        return;
+    }
+    module->removeClient(this);
+}
+
+radio_hal_band_config_t RadioService::ModuleClient::halConfig() const
+{
+    AutoMutex lock(mLock);
+    ALOGV("%s locked", __FUNCTION__);
+    return mConfig.band;
+}
+
+const struct radio_tuner *RadioService::ModuleClient::getTuner() const
+{
+    AutoMutex lock(mLock);
+    ALOGV("%s locked", __FUNCTION__);
+    return mTuner;
+}
+
+void RadioService::ModuleClient::setTuner(const struct radio_tuner *tuner)
+{
+    ALOGV("%s %p", __FUNCTION__, this);
+
+    AutoMutex lock(mLock);
+    mTuner = tuner;
+    ALOGV("%s locked", __FUNCTION__);
+
+    radio_hal_event_t event;
+    event.type = RADIO_EVENT_CONTROL;
+    event.status = 0;
+    event.on = mTuner != NULL;
+    mCallbackThread->sendEvent(&event);
+    ALOGV("%s DONE", __FUNCTION__);
+
+}
+
+status_t RadioService::ModuleClient::setConfiguration(const struct radio_band_config *config)
+{
+    AutoMutex lock(mLock);
+    status_t status = NO_ERROR;
+    ALOGV("%s locked", __FUNCTION__);
+
+    if (mTuner != NULL) {
+        struct radio_hal_band_config halConfig;
+        halConfig = config->band;
+        status = (status_t)mTuner->set_configuration(mTuner, &halConfig);
+        if (status == NO_ERROR) {
+            mConfig = *config;
+        }
+    } else {
+        mConfig = *config;
+        status == INVALID_OPERATION;
+    }
+
+    return status;
+}
+
+status_t RadioService::ModuleClient::getConfiguration(struct radio_band_config *config)
+{
+    AutoMutex lock(mLock);
+    status_t status = NO_ERROR;
+    ALOGV("%s locked", __FUNCTION__);
+
+    if (mTuner != NULL) {
+        struct radio_hal_band_config halConfig;
+        status = (status_t)mTuner->get_configuration(mTuner, &halConfig);
+        if (status == NO_ERROR) {
+            mConfig.band = halConfig;
+        }
+    }
+    *config = mConfig;
+
+    return status;
+}
+
+status_t RadioService::ModuleClient::setMute(bool mute)
+{
+    sp<Module> module;
+    {
+        Mutex::Autolock _l(mLock);
+        ALOGV("%s locked", __FUNCTION__);
+        if (mTuner == NULL || !mAudio) {
+            return INVALID_OPERATION;
+        }
+        module = mModule.promote();
+        if (module == 0) {
+            return NO_INIT;
+        }
+    }
+    module->setMute(mute);
+    return NO_ERROR;
+}
+
+status_t RadioService::ModuleClient::getMute(bool *mute)
+{
+    sp<Module> module;
+    {
+        Mutex::Autolock _l(mLock);
+        ALOGV("%s locked", __FUNCTION__);
+        module = mModule.promote();
+        if (module == 0) {
+            return NO_INIT;
+        }
+    }
+    return module->getMute(mute);
+}
+
+status_t RadioService::ModuleClient::scan(radio_direction_t direction, bool skipSubChannel)
+{
+    AutoMutex lock(mLock);
+    ALOGV("%s locked", __FUNCTION__);
+    status_t status;
+    if (mTuner != NULL) {
+        status = (status_t)mTuner->scan(mTuner, direction, skipSubChannel);
+    } else {
+        status = INVALID_OPERATION;
+    }
+    return status;
+}
+
+status_t RadioService::ModuleClient::step(radio_direction_t direction, bool skipSubChannel)
+{
+    AutoMutex lock(mLock);
+    ALOGV("%s locked", __FUNCTION__);
+    status_t status;
+    if (mTuner != NULL) {
+        status = (status_t)mTuner->step(mTuner, direction, skipSubChannel);
+    } else {
+        status = INVALID_OPERATION;
+    }
+    return status;
+}
+
+status_t RadioService::ModuleClient::tune(unsigned int channel, unsigned int subChannel)
+{
+    AutoMutex lock(mLock);
+    ALOGV("%s locked", __FUNCTION__);
+    status_t status;
+    if (mTuner != NULL) {
+        status = (status_t)mTuner->tune(mTuner, channel, subChannel);
+    } else {
+        status = INVALID_OPERATION;
+    }
+    return status;
+}
+
+status_t RadioService::ModuleClient::cancel()
+{
+    AutoMutex lock(mLock);
+    ALOGV("%s locked", __FUNCTION__);
+    status_t status;
+    if (mTuner != NULL) {
+        status = (status_t)mTuner->cancel(mTuner);
+    } else {
+        status = INVALID_OPERATION;
+    }
+    return status;
+}
+
+status_t RadioService::ModuleClient::getProgramInformation(struct radio_program_info *info)
+{
+    AutoMutex lock(mLock);
+    ALOGV("%s locked", __FUNCTION__);
+    status_t status;
+    if (mTuner != NULL) {
+        status = (status_t)mTuner->get_program_information(mTuner, info);
+    } else {
+        status = INVALID_OPERATION;
+    }
+    return status;
+}
+
+status_t RadioService::ModuleClient::hasControl(bool *hasControl)
+{
+    Mutex::Autolock lock(mLock);
+    ALOGV("%s locked", __FUNCTION__);
+    *hasControl = mTuner != NULL;
+    return NO_ERROR;
+}
+
+void RadioService::ModuleClient::onCallbackEvent(const sp<IMemory>& eventMemory)
+{
+    if (eventMemory == 0 || eventMemory->pointer() == NULL) {
+        return;
+    }
+
+    sp<IRadioClient> client;
+    {
+        AutoMutex lock(mLock);
+        ALOGV("%s locked", __FUNCTION__);
+        radio_event_t *event = (radio_event_t *)eventMemory->pointer();
+        switch (event->type) {
+        case RADIO_EVENT_CONFIG:
+            mConfig.band = event->config.band;
+            event->config.region = mConfig.region;
+            break;
+        default:
+            break;
+        }
+
+        client = mClient;
+    }
+    if (client != 0) {
+        client->onEvent(eventMemory);
+    }
+}
+
+
+void RadioService::ModuleClient::binderDied(
+    const wp<IBinder> &who __unused) {
+    ALOGW("client binder died for client %p", this);
+    detach();
+}
+
+}; // namespace android