diff --git a/media/libaudioclient/AudioSystem.cpp b/media/libaudioclient/AudioSystem.cpp
index ee2e4e5..2c20221 100644
--- a/media/libaudioclient/AudioSystem.cpp
+++ b/media/libaudioclient/AudioSystem.cpp
@@ -1604,33 +1604,35 @@
     return aps->isCallScreenModeSupported();
 }
 
-status_t AudioSystem::setPreferredDeviceForStrategy(product_strategy_t strategy,
-                                                    const AudioDeviceTypeAddr &device)
+status_t AudioSystem::setDevicesRoleForStrategy(product_strategy_t strategy,
+                                                device_role_t role,
+                                                const AudioDeviceTypeAddrVector &devices)
 {
     const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
     if (aps == 0) {
         return PERMISSION_DENIED;
     }
-    return aps->setPreferredDeviceForStrategy(strategy, device);
+    return aps->setDevicesRoleForStrategy(strategy, role, devices);
 }
 
-status_t AudioSystem::removePreferredDeviceForStrategy(product_strategy_t strategy)
+status_t AudioSystem::removeDevicesRoleForStrategy(product_strategy_t strategy, device_role_t role)
 {
     const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
     if (aps == 0) {
         return PERMISSION_DENIED;
     }
-    return aps->removePreferredDeviceForStrategy(strategy);
+    return aps->removeDevicesRoleForStrategy(strategy, role);
 }
 
-status_t AudioSystem::getPreferredDeviceForStrategy(product_strategy_t strategy,
-        AudioDeviceTypeAddr &device)
+status_t AudioSystem::getDevicesForRoleAndStrategy(product_strategy_t strategy,
+                                                   device_role_t role,
+                                                   AudioDeviceTypeAddrVector &devices)
 {
     const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
     if (aps == 0) {
         return PERMISSION_DENIED;
     }
-    return aps->getPreferredDeviceForStrategy(strategy, device);
+    return aps->getDevicesForRoleAndStrategy(strategy, role, devices);
 }
 
 class CaptureStateListenerImpl : public media::BnCaptureStateListener,
diff --git a/media/libaudioclient/IAudioPolicyService.cpp b/media/libaudioclient/IAudioPolicyService.cpp
index 3251f70..c09c75e 100644
--- a/media/libaudioclient/IAudioPolicyService.cpp
+++ b/media/libaudioclient/IAudioPolicyService.cpp
@@ -112,9 +112,9 @@
     MOVE_EFFECTS_TO_IO,
     SET_RTT_ENABLED,
     IS_CALL_SCREEN_MODE_SUPPORTED,
-    SET_PREFERRED_DEVICE_FOR_PRODUCT_STRATEGY,
-    REMOVE_PREFERRED_DEVICE_FOR_PRODUCT_STRATEGY,
-    GET_PREFERRED_DEVICE_FOR_PRODUCT_STRATEGY,
+    SET_DEVICES_ROLE_FOR_PRODUCT_STRATEGY,
+    REMOVE_DEVICES_ROLE_FOR_PRODUCT_STRATEGY,
+    GET_DEVICES_FOR_ROLE_AND_PRODUCT_STRATEGY,
     GET_DEVICES_FOR_ATTRIBUTES,
     AUDIO_MODULES_UPDATED,  // oneway
     SET_CURRENT_IME_UID,
@@ -1357,17 +1357,31 @@
         return reply.readBool();
     }
 
-    virtual status_t setPreferredDeviceForStrategy(product_strategy_t strategy,
-            const AudioDeviceTypeAddr &device)
+    virtual status_t setDevicesRoleForStrategy(product_strategy_t strategy,
+            device_role_t role, const AudioDeviceTypeAddrVector &devices)
     {
         Parcel data, reply;
         data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
         data.writeUint32(static_cast<uint32_t>(strategy));
-        status_t status = device.writeToParcel(&data);
+        data.writeUint32(static_cast<uint32_t>(role));
+        status_t status = data.writeParcelableVector(devices);
         if (status != NO_ERROR) {
             return BAD_VALUE;
         }
-        status = remote()->transact(SET_PREFERRED_DEVICE_FOR_PRODUCT_STRATEGY,
+        status = remote()->transact(SET_DEVICES_ROLE_FOR_PRODUCT_STRATEGY, data, &reply);
+        if (status != NO_ERROR) {
+           return status;
+        }
+        return static_cast<status_t>(reply.readInt32());
+    }
+
+    virtual status_t removeDevicesRoleForStrategy(product_strategy_t strategy, device_role_t role)
+    {
+        Parcel data, reply;
+        data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
+        data.writeUint32(static_cast<uint32_t>(strategy));
+        data.writeUint32(static_cast<uint32_t>(role));
+        status_t status = remote()->transact(REMOVE_DEVICES_ROLE_FOR_PRODUCT_STRATEGY,
                 data, &reply);
         if (status != NO_ERROR) {
            return status;
@@ -1375,31 +1389,19 @@
         return static_cast<status_t>(reply.readInt32());
     }
 
-    virtual status_t removePreferredDeviceForStrategy(product_strategy_t strategy)
+    virtual status_t getDevicesForRoleAndStrategy(product_strategy_t strategy,
+            device_role_t role, AudioDeviceTypeAddrVector &devices)
     {
         Parcel data, reply;
         data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
         data.writeUint32(static_cast<uint32_t>(strategy));
-        status_t status = remote()->transact(REMOVE_PREFERRED_DEVICE_FOR_PRODUCT_STRATEGY,
-                data, &reply);
-        if (status != NO_ERROR) {
-           return status;
-        }
-        return static_cast<status_t>(reply.readInt32());
-    }
-
-    virtual status_t getPreferredDeviceForStrategy(product_strategy_t strategy,
-            AudioDeviceTypeAddr &device)
-    {
-        Parcel data, reply;
-        data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
-        data.writeUint32(static_cast<uint32_t>(strategy));
-        status_t status = remote()->transact(GET_PREFERRED_DEVICE_FOR_PRODUCT_STRATEGY,
+        data.writeUint32(static_cast<uint32_t>(role));
+        status_t status = remote()->transact(GET_DEVICES_FOR_ROLE_AND_PRODUCT_STRATEGY,
                 data, &reply);
         if (status != NO_ERROR) {
             return status;
         }
-        status = device.readFromParcel(&reply);
+        status = reply.readParcelableVector(&devices);
         if (status != NO_ERROR) {
             return status;
         }
@@ -1534,10 +1536,10 @@
         case RELEASE_SOUNDTRIGGER_SESSION:
         case SET_RTT_ENABLED:
         case IS_CALL_SCREEN_MODE_SUPPORTED:
-        case SET_PREFERRED_DEVICE_FOR_PRODUCT_STRATEGY:
+        case SET_DEVICES_ROLE_FOR_PRODUCT_STRATEGY:
         case SET_SUPPORTED_SYSTEM_USAGES:
-        case REMOVE_PREFERRED_DEVICE_FOR_PRODUCT_STRATEGY:
-        case GET_PREFERRED_DEVICE_FOR_PRODUCT_STRATEGY:
+        case REMOVE_DEVICES_ROLE_FOR_PRODUCT_STRATEGY:
+        case GET_DEVICES_FOR_ROLE_AND_PRODUCT_STRATEGY:
         case GET_DEVICES_FOR_ATTRIBUTES:
         case SET_ALLOWED_CAPTURE_POLICY:
         case AUDIO_MODULES_UPDATED:
@@ -2616,33 +2618,36 @@
             return NO_ERROR;
         }
 
-        case SET_PREFERRED_DEVICE_FOR_PRODUCT_STRATEGY: {
+        case SET_DEVICES_ROLE_FOR_PRODUCT_STRATEGY: {
             CHECK_INTERFACE(IAudioPolicyService, data, reply);
             product_strategy_t strategy = (product_strategy_t) data.readUint32();
-            AudioDeviceTypeAddr device;
-            status_t status = device.readFromParcel((Parcel*)&data);
+            device_role_t role = (device_role_t) data.readUint32();
+            AudioDeviceTypeAddrVector devices;
+            status_t status = data.readParcelableVector(&devices);
             if (status != NO_ERROR) {
                 return status;
             }
-            status = setPreferredDeviceForStrategy(strategy, device);
+            status = setDevicesRoleForStrategy(strategy, role, devices);
             reply->writeInt32(status);
             return NO_ERROR;
         }
 
-        case REMOVE_PREFERRED_DEVICE_FOR_PRODUCT_STRATEGY: {
+        case REMOVE_DEVICES_ROLE_FOR_PRODUCT_STRATEGY: {
             CHECK_INTERFACE(IAudioPolicyService, data, reply);
             product_strategy_t strategy = (product_strategy_t) data.readUint32();
-            status_t status = removePreferredDeviceForStrategy(strategy);
+            device_role_t role = (device_role_t) data.readUint32();
+            status_t status = removeDevicesRoleForStrategy(strategy, role);
             reply->writeInt32(status);
             return NO_ERROR;
         }
 
-        case GET_PREFERRED_DEVICE_FOR_PRODUCT_STRATEGY: {
+        case GET_DEVICES_FOR_ROLE_AND_PRODUCT_STRATEGY: {
             CHECK_INTERFACE(IAudioPolicyService, data, reply);
             product_strategy_t strategy = (product_strategy_t) data.readUint32();
-            AudioDeviceTypeAddr device;
-            status_t status = getPreferredDeviceForStrategy(strategy, device);
-            status_t marshall_status = device.writeToParcel(reply);
+            device_role_t role = (device_role_t) data.readUint32();
+            AudioDeviceTypeAddrVector devices;
+            status_t status = getDevicesForRoleAndStrategy(strategy, role, devices);
+            status_t marshall_status = reply->writeParcelableVector(devices);
             if (marshall_status != NO_ERROR) {
                 return marshall_status;
             }
diff --git a/media/libaudioclient/include/media/AudioSystem.h b/media/libaudioclient/include/media/AudioSystem.h
index 8c35cbb..09025d1 100644
--- a/media/libaudioclient/include/media/AudioSystem.h
+++ b/media/libaudioclient/include/media/AudioSystem.h
@@ -425,13 +425,13 @@
      */
     static status_t setAudioHalPids(const std::vector<pid_t>& pids);
 
-    static status_t setPreferredDeviceForStrategy(product_strategy_t strategy,
-            const AudioDeviceTypeAddr &device);
+    static status_t setDevicesRoleForStrategy(product_strategy_t strategy,
+            device_role_t role, const AudioDeviceTypeAddrVector &devices);
 
-    static status_t removePreferredDeviceForStrategy(product_strategy_t strategy);
+    static status_t removeDevicesRoleForStrategy(product_strategy_t strategy, device_role_t role);
 
-    static status_t getPreferredDeviceForStrategy(product_strategy_t strategy,
-            AudioDeviceTypeAddr &device);
+    static status_t getDevicesForRoleAndStrategy(product_strategy_t strategy,
+            device_role_t role, AudioDeviceTypeAddrVector &devices);
 
     static status_t getDeviceForStrategy(product_strategy_t strategy,
             AudioDeviceTypeAddr &device);
diff --git a/media/libaudioclient/include/media/IAudioPolicyService.h b/media/libaudioclient/include/media/IAudioPolicyService.h
index bee468d..afb0fda 100644
--- a/media/libaudioclient/include/media/IAudioPolicyService.h
+++ b/media/libaudioclient/include/media/IAudioPolicyService.h
@@ -241,13 +241,16 @@
 
     virtual bool     isCallScreenModeSupported() = 0;
 
-    virtual status_t setPreferredDeviceForStrategy(product_strategy_t strategy,
-                                                   const AudioDeviceTypeAddr &device) = 0;
+    virtual status_t setDevicesRoleForStrategy(product_strategy_t strategy,
+                                               device_role_t role,
+                                               const AudioDeviceTypeAddrVector &devices) = 0;
 
-    virtual status_t removePreferredDeviceForStrategy(product_strategy_t strategy) = 0;
+    virtual status_t removeDevicesRoleForStrategy(product_strategy_t strategy,
+                                                  device_role_t role) = 0;
 
-    virtual status_t getPreferredDeviceForStrategy(product_strategy_t strategy,
-                                                   AudioDeviceTypeAddr &device) = 0;
+    virtual status_t getDevicesForRoleAndStrategy(product_strategy_t strategy,
+                                                  device_role_t role,
+                                                  AudioDeviceTypeAddrVector &devices) = 0;
 
     // The return code here is only intended to represent transport errors. The
     // actual server implementation should always return NO_ERROR.
diff --git a/media/libaudiofoundation/AudioDeviceTypeAddr.cpp b/media/libaudiofoundation/AudioDeviceTypeAddr.cpp
index d65d6ac..1a0033b 100644
--- a/media/libaudiofoundation/AudioDeviceTypeAddr.cpp
+++ b/media/libaudiofoundation/AudioDeviceTypeAddr.cpp
@@ -16,12 +16,56 @@
 
 #include <media/AudioDeviceTypeAddr.h>
 
+#include <arpa/inet.h>
+#include <iostream>
+#include <regex>
+#include <sstream>
+
 namespace android {
 
+namespace {
+
+static const std::string SUPPRESSED = "SUPPRESSED";
+static const std::regex MAC_ADDRESS_REGEX("([0-9a-fA-F]{2}:){5}[0-9a-fA-F]{2}");
+
+bool isSenstiveAddress(const std::string &address) {
+    if (std::regex_match(address, MAC_ADDRESS_REGEX)) {
+        return true;
+    }
+
+    sockaddr_storage ss4;
+    if (inet_pton(AF_INET, address.c_str(), &ss4) > 0) {
+        return true;
+    }
+
+    sockaddr_storage ss6;
+    if (inet_pton(AF_INET6, address.c_str(), &ss6) > 0) {
+        return true;
+    }
+
+    return false;
+}
+
+} // namespace
+
+AudioDeviceTypeAddr::AudioDeviceTypeAddr(audio_devices_t type, const std::string &address) :
+        mType(type), mAddress(address) {
+    mIsAddressSensitive = isSenstiveAddress(mAddress);
+}
+
 const char* AudioDeviceTypeAddr::getAddress() const {
     return mAddress.c_str();
 }
 
+const std::string& AudioDeviceTypeAddr::address() const {
+    return mAddress;
+}
+
+void AudioDeviceTypeAddr::setAddress(const std::string& address) {
+    mAddress = address;
+    mIsAddressSensitive = isSenstiveAddress(mAddress);
+}
+
 bool AudioDeviceTypeAddr::equals(const AudioDeviceTypeAddr& other) const {
     return mType == other.mType && mAddress == other.mAddress;
 }
@@ -38,7 +82,17 @@
 
 void AudioDeviceTypeAddr::reset() {
     mType = AUDIO_DEVICE_NONE;
-    mAddress = "";
+    setAddress("");
+}
+
+std::string AudioDeviceTypeAddr::toString(bool includeSensitiveInfo) const {
+    std::stringstream sstream;
+    sstream << "type:0x" << std::hex << mType;
+    // IP and MAC address are sensitive information. The sensitive information will be suppressed
+    // is `includeSensitiveInfo` is false.
+    sstream << ",@:"
+            << (!includeSensitiveInfo && mIsAddressSensitive ? SUPPRESSED : mAddress);
+    return sstream.str();
 }
 
 status_t AudioDeviceTypeAddr::readFromParcel(const Parcel *parcel) {
@@ -66,4 +120,16 @@
     return deviceTypes;
 }
 
+std::string dumpAudioDeviceTypeAddrVector(const AudioDeviceTypeAddrVector& deviceTypeAddrs,
+                                          bool includeSensitiveInfo) {
+    std::stringstream stream;
+    for (auto it = deviceTypeAddrs.begin(); it != deviceTypeAddrs.end(); ++it) {
+        if (it != deviceTypeAddrs.begin()) {
+            stream << " ";
+        }
+        stream << it->toString(includeSensitiveInfo);
+    }
+    return stream.str();
 }
+
+} // namespace android
diff --git a/media/libaudiofoundation/DeviceDescriptorBase.cpp b/media/libaudiofoundation/DeviceDescriptorBase.cpp
index e9b589d..16cf71a 100644
--- a/media/libaudiofoundation/DeviceDescriptorBase.cpp
+++ b/media/libaudiofoundation/DeviceDescriptorBase.cpp
@@ -22,9 +22,6 @@
 #include <media/DeviceDescriptorBase.h>
 #include <media/TypeConverter.h>
 
-#include <arpa/inet.h>
-#include <regex>
-
 namespace android {
 
 DeviceDescriptorBase::DeviceDescriptorBase(audio_devices_t type) :
@@ -37,46 +34,19 @@
 {
 }
 
-namespace {
-
-static const std::string SUPPRESSED = "SUPPRESSED";
-static const std::regex MAC_ADDRESS_REGEX("([0-9a-fA-F]{2}:){5}[0-9a-fA-F]{2}");
-
-bool isAddressSensitive(const std::string &address) {
-    if (std::regex_match(address, MAC_ADDRESS_REGEX)) {
-        return true;
-    }
-
-    sockaddr_storage ss4;
-    if (inet_pton(AF_INET, address.c_str(), &ss4) > 0) {
-        return true;
-    }
-
-    sockaddr_storage ss6;
-    if (inet_pton(AF_INET6, address.c_str(), &ss6) > 0) {
-        return true;
-    }
-
-    return false;
-}
-
-} // namespace
-
 DeviceDescriptorBase::DeviceDescriptorBase(const AudioDeviceTypeAddr &deviceTypeAddr) :
         AudioPort("", AUDIO_PORT_TYPE_DEVICE,
                   audio_is_output_device(deviceTypeAddr.mType) ? AUDIO_PORT_ROLE_SINK :
                                          AUDIO_PORT_ROLE_SOURCE),
         mDeviceTypeAddr(deviceTypeAddr)
 {
-    if (mDeviceTypeAddr.mAddress.empty() && audio_is_remote_submix_device(mDeviceTypeAddr.mType)) {
-        mDeviceTypeAddr.mAddress = "0";
+    if (mDeviceTypeAddr.address().empty() && audio_is_remote_submix_device(mDeviceTypeAddr.mType)) {
+        mDeviceTypeAddr.setAddress("0");
     }
-    mIsAddressSensitive = isAddressSensitive(mDeviceTypeAddr.mAddress);
 }
 
 void DeviceDescriptorBase::setAddress(const std::string &address) {
-    mDeviceTypeAddr.mAddress = address;
-    mIsAddressSensitive = isAddressSensitive(address);
+    mDeviceTypeAddr.setAddress(address);
 }
 
 void DeviceDescriptorBase::toAudioPortConfig(struct audio_port_config *dstConfig,
@@ -157,7 +127,7 @@
             "%*s- supported encapsulation metadata types: %u",
             spaces, "", mEncapsulationMetadataTypes));
 
-    if (mDeviceTypeAddr.mAddress.size() != 0) {
+    if (mDeviceTypeAddr.address().size() != 0) {
         dst->append(base::StringPrintf(
                 "%*s- address: %-32s\n", spaces, "", mDeviceTypeAddr.getAddress()));
     }
@@ -166,14 +136,7 @@
 
 std::string DeviceDescriptorBase::toString(bool includeSensitiveInfo) const
 {
-    std::stringstream sstream;
-    sstream << "type:0x" << std::hex << type();
-    // IP and MAC address are sensitive information. The sensitive information will be suppressed
-    // is `includeSensitiveInfo` is false.
-    sstream << ",@:"
-            << (!includeSensitiveInfo && mIsAddressSensitive ? SUPPRESSED
-                                                             : mDeviceTypeAddr.mAddress);
-    return sstream.str();
+    return mDeviceTypeAddr.toString(includeSensitiveInfo);
 }
 
 void DeviceDescriptorBase::log() const
diff --git a/media/libaudiofoundation/include/media/AudioDeviceTypeAddr.h b/media/libaudiofoundation/include/media/AudioDeviceTypeAddr.h
index 60ea78e..3e03df7 100644
--- a/media/libaudiofoundation/include/media/AudioDeviceTypeAddr.h
+++ b/media/libaudiofoundation/include/media/AudioDeviceTypeAddr.h
@@ -27,14 +27,20 @@
 
 namespace android {
 
-struct AudioDeviceTypeAddr : public Parcelable {
+class AudioDeviceTypeAddr : public Parcelable {
+public:
     AudioDeviceTypeAddr() = default;
 
-    AudioDeviceTypeAddr(audio_devices_t type, const std::string& address) :
-            mType(type), mAddress(address) {}
+    AudioDeviceTypeAddr(audio_devices_t type, const std::string& address);
 
     const char* getAddress() const;
 
+    const std::string& address() const;
+
+    void setAddress(const std::string& address);
+
+    bool isAddressSensitive();
+
     bool equals(const AudioDeviceTypeAddr& other) const;
 
     AudioDeviceTypeAddr& operator= (const AudioDeviceTypeAddr&) = default;
@@ -43,12 +49,17 @@
 
     void reset();
 
+    std::string toString(bool includeSensitiveInfo=false) const;
+
     status_t readFromParcel(const Parcel *parcel) override;
 
     status_t writeToParcel(Parcel *parcel) const override;
 
     audio_devices_t mType = AUDIO_DEVICE_NONE;
+
+private:
     std::string mAddress;
+    bool mIsAddressSensitive;
 };
 
 using AudioDeviceTypeAddrVector = std::vector<AudioDeviceTypeAddr>;
@@ -58,4 +69,7 @@
  */
 DeviceTypeSet getAudioDeviceTypes(const AudioDeviceTypeAddrVector& deviceTypeAddrs);
 
-}
+std::string dumpAudioDeviceTypeAddrVector(const AudioDeviceTypeAddrVector& deviceTypeAddrs,
+                                          bool includeSensitiveInfo=false);
+
+} // namespace android
diff --git a/media/libaudiofoundation/include/media/DeviceDescriptorBase.h b/media/libaudiofoundation/include/media/DeviceDescriptorBase.h
index c143c7e..0cbd1de 100644
--- a/media/libaudiofoundation/include/media/DeviceDescriptorBase.h
+++ b/media/libaudiofoundation/include/media/DeviceDescriptorBase.h
@@ -41,7 +41,7 @@
     virtual ~DeviceDescriptorBase() {}
 
     audio_devices_t type() const { return mDeviceTypeAddr.mType; }
-    std::string address() const { return mDeviceTypeAddr.mAddress; }
+    const std::string& address() const { return mDeviceTypeAddr.address(); }
     void setAddress(const std::string &address);
     const AudioDeviceTypeAddr& getDeviceTypeAddr() const { return mDeviceTypeAddr; }
 
@@ -77,7 +77,6 @@
 
 protected:
     AudioDeviceTypeAddr mDeviceTypeAddr;
-    bool mIsAddressSensitive;
     uint32_t mEncapsulationModes = 0;
     uint32_t mEncapsulationMetadataTypes = 0;
 };
diff --git a/services/audioflinger/Effects.cpp b/services/audioflinger/Effects.cpp
index 529b87c..eebaa7e 100644
--- a/services/audioflinger/Effects.cpp
+++ b/services/audioflinger/Effects.cpp
@@ -2994,7 +2994,7 @@
             __func__, port->type, port->ext.device.type,
             port->ext.device.address, port->id, patch.isSoftware());
     if (port->type != AUDIO_PORT_TYPE_DEVICE || port->ext.device.type != mDevice.mType
-        || port->ext.device.address != mDevice.mAddress) {
+        || port->ext.device.address != mDevice.address()) {
         return NAME_NOT_FOUND;
     }
     status_t status = NAME_NOT_FOUND;
diff --git a/services/audioflinger/Threads.cpp b/services/audioflinger/Threads.cpp
index 510d74c..0b4198c 100644
--- a/services/audioflinger/Threads.cpp
+++ b/services/audioflinger/Threads.cpp
@@ -8564,7 +8564,7 @@
 
     // store new device and send to effects
     mInDeviceTypeAddr.mType = patch->sources[0].ext.device.type;
-    mInDeviceTypeAddr.mAddress = patch->sources[0].ext.device.address;
+    mInDeviceTypeAddr.setAddress(patch->sources[0].ext.device.address);
     audio_port_handle_t deviceId = patch->sources[0].id;
     for (size_t i = 0; i < mEffectChains.size(); i++) {
         mEffectChains[i]->setInputDevice_l(inDeviceTypeAddr());
@@ -9206,7 +9206,7 @@
         deviceId = patch->sources[0].id;
         numDevices = mPatch.num_sources;
         sourceDeviceTypeAddr.mType = patch->sources[0].ext.device.type;
-        sourceDeviceTypeAddr.mAddress = patch->sources[0].ext.device.address;
+        sourceDeviceTypeAddr.setAddress(patch->sources[0].ext.device.address);
     }
 
     for (size_t i = 0; i < mEffectChains.size(); i++) {
diff --git a/services/audiopolicy/AudioPolicyInterface.h b/services/audiopolicy/AudioPolicyInterface.h
index 4a39b2b..0f3ed14 100644
--- a/services/audiopolicy/AudioPolicyInterface.h
+++ b/services/audiopolicy/AudioPolicyInterface.h
@@ -295,13 +295,17 @@
 
     virtual bool     isCallScreenModeSupported() = 0;
 
-    virtual status_t setPreferredDeviceForStrategy(product_strategy_t strategy,
-                                                   const AudioDeviceTypeAddr &device) = 0;
+    virtual status_t setDevicesRoleForStrategy(product_strategy_t strategy,
+                                               device_role_t role,
+                                               const AudioDeviceTypeAddrVector &devices) = 0;
 
-    virtual status_t removePreferredDeviceForStrategy(product_strategy_t strategy) = 0;
+    virtual status_t removeDevicesRoleForStrategy(product_strategy_t strategy,
+                                                  device_role_t role) = 0;
 
-    virtual status_t getPreferredDeviceForStrategy(product_strategy_t strategy,
-                                                   AudioDeviceTypeAddr &device) = 0;
+
+    virtual status_t getDevicesForRoleAndStrategy(product_strategy_t strategy,
+                                                  device_role_t role,
+                                                  AudioDeviceTypeAddrVector &devices) = 0;
 };
 
 
diff --git a/services/audiopolicy/common/managerdefinitions/include/DeviceDescriptor.h b/services/audiopolicy/common/managerdefinitions/include/DeviceDescriptor.h
index 016aaa5..ca29591 100644
--- a/services/audiopolicy/common/managerdefinitions/include/DeviceDescriptor.h
+++ b/services/audiopolicy/common/managerdefinitions/include/DeviceDescriptor.h
@@ -151,6 +151,15 @@
     //     4) the combination of all devices is invalid for selection
     sp<DeviceDescriptor> getDeviceForOpening() const;
 
+    // Return the device descriptor that matches the given AudioDeviceTypeAddr
+    sp<DeviceDescriptor> getDeviceFromDeviceTypeAddr(
+            const AudioDeviceTypeAddr& deviceTypeAddr) const;
+
+    // Return the device vector that contains device descriptor whose AudioDeviceTypeAddr appears
+    // in the given AudioDeviceTypeAddrVector
+    DeviceVector getDevicesFromDeviceTypeAddrVec(
+            const AudioDeviceTypeAddrVector& deviceTypeAddrVector) const;
+
     // If there are devices with the given type and the devices to add is not empty,
     // remove all the devices with the given type and add all the devices to add.
     void replaceDevicesByType(audio_devices_t typeToRemove, const DeviceVector &devicesToAdd);
diff --git a/services/audiopolicy/common/managerdefinitions/src/DeviceDescriptor.cpp b/services/audiopolicy/common/managerdefinitions/src/DeviceDescriptor.cpp
index 3d97440..8545f8e 100644
--- a/services/audiopolicy/common/managerdefinitions/src/DeviceDescriptor.cpp
+++ b/services/audiopolicy/common/managerdefinitions/src/DeviceDescriptor.cpp
@@ -393,6 +393,24 @@
     return nullptr;
 }
 
+sp<DeviceDescriptor> DeviceVector::getDeviceFromDeviceTypeAddr(
+            const AudioDeviceTypeAddr& deviceTypeAddr) const {
+    return getDevice(deviceTypeAddr.mType, String8(deviceTypeAddr.getAddress()),
+            AUDIO_FORMAT_DEFAULT);
+}
+
+DeviceVector DeviceVector::getDevicesFromDeviceTypeAddrVec(
+        const AudioDeviceTypeAddrVector& deviceTypeAddrVector) const {
+    DeviceVector devices;
+    for (const auto& deviceTypeAddr : deviceTypeAddrVector) {
+        sp<DeviceDescriptor> device = getDeviceFromDeviceTypeAddr(deviceTypeAddr);
+        if (device != nullptr) {
+            devices.add(device);
+        }
+    }
+    return devices;
+}
+
 void DeviceVector::replaceDevicesByType(
         audio_devices_t typeToRemove, const DeviceVector &devicesToAdd) {
     DeviceVector devicesToRemove = getDevicesFromType(typeToRemove);
diff --git a/services/audiopolicy/engine/common/include/EngineBase.h b/services/audiopolicy/engine/common/include/EngineBase.h
index 7f339dc..804a802 100644
--- a/services/audiopolicy/engine/common/include/EngineBase.h
+++ b/services/audiopolicy/engine/common/include/EngineBase.h
@@ -93,13 +93,13 @@
 
     void dump(String8 *dst) const override;
 
-    status_t setPreferredDeviceForStrategy(product_strategy_t strategy,
-            const AudioDeviceTypeAddr &device) override;
+    status_t setDevicesRoleForStrategy(product_strategy_t strategy, device_role_t role,
+            const AudioDeviceTypeAddrVector &devices) override;
 
-    status_t removePreferredDeviceForStrategy(product_strategy_t strategy) override;
+    status_t removeDevicesRoleForStrategy(product_strategy_t strategy, device_role_t role) override;
 
-    status_t getPreferredDeviceForStrategy(product_strategy_t strategy,
-            AudioDeviceTypeAddr &device) const override;
+    status_t getDevicesForRoleAndStrategy(product_strategy_t strategy, device_role_t role,
+            AudioDeviceTypeAddrVector &devices) const override;
 
     engineConfig::ParsingResult loadAudioPolicyEngineConfig();
 
diff --git a/services/audiopolicy/engine/common/include/ProductStrategy.h b/services/audiopolicy/engine/common/include/ProductStrategy.h
index 3ebe7d1..c505456 100644
--- a/services/audiopolicy/engine/common/include/ProductStrategy.h
+++ b/services/audiopolicy/engine/common/include/ProductStrategy.h
@@ -28,8 +28,11 @@
 #include <utils/String8.h>
 #include <media/AudioAttributes.h>
 #include <media/AudioContainers.h>
+#include <media/AudioDeviceTypeAddr.h>
 #include <media/AudioPolicy.h>
 
+#include <vector>
+
 namespace android {
 
 /**
@@ -164,7 +167,8 @@
     product_strategy_t mDefaultStrategy = PRODUCT_STRATEGY_NONE;
 };
 
-class ProductStrategyPreferredRoutingMap : public std::map<product_strategy_t, AudioDeviceTypeAddr>
+class ProductStrategyPreferredRoutingMap : public std::map<product_strategy_t,
+                                                           AudioDeviceTypeAddrVector>
 {
 public:
     void dump(String8 *dst, int spaces = 0) const;
diff --git a/services/audiopolicy/engine/common/src/EngineBase.cpp b/services/audiopolicy/engine/common/src/EngineBase.cpp
index 1bc7fe3..ae4f7f4 100644
--- a/services/audiopolicy/engine/common/src/EngineBase.cpp
+++ b/services/audiopolicy/engine/common/src/EngineBase.cpp
@@ -339,8 +339,8 @@
     return NO_ERROR;
 }
 
-status_t EngineBase::setPreferredDeviceForStrategy(product_strategy_t strategy,
-            const AudioDeviceTypeAddr &device)
+status_t EngineBase::setDevicesRoleForStrategy(product_strategy_t strategy, device_role_t role,
+            const AudioDeviceTypeAddrVector &devices)
 {
     // verify strategy exists
     if (mProductStrategies.find(strategy) == mProductStrategies.end()) {
@@ -348,11 +348,24 @@
         return BAD_VALUE;
     }
 
-    mProductStrategyPreferredDevices[strategy] = device;
+    switch (role) {
+    case DEVICE_ROLE_PREFERRED:
+        mProductStrategyPreferredDevices[strategy] = devices;
+        break;
+    case DEVICE_ROLE_DISABLED:
+        // TODO: support set devices role as disabled for strategy.
+        ALOGI("%s no implemented for role as %d", __func__, role);
+        break;
+    case DEVICE_ROLE_NONE:
+        // Intentionally fall-through as it is no need to set device role as none for a strategy.
+    default:
+        ALOGE("%s invalid role %d", __func__, role);
+        return BAD_VALUE;
+    }
     return NO_ERROR;
 }
 
-status_t EngineBase::removePreferredDeviceForStrategy(product_strategy_t strategy)
+status_t EngineBase::removeDevicesRoleForStrategy(product_strategy_t strategy, device_role_t role)
 {
     // verify strategy exists
     if (mProductStrategies.find(strategy) == mProductStrategies.end()) {
@@ -360,29 +373,53 @@
         return BAD_VALUE;
     }
 
-    if (mProductStrategyPreferredDevices.erase(strategy) == 0) {
-        // no preferred device was set
-        return NAME_NOT_FOUND;
+    switch (role) {
+    case DEVICE_ROLE_PREFERRED:
+        if (mProductStrategyPreferredDevices.erase(strategy) == 0) {
+            // no preferred device was set
+            return NAME_NOT_FOUND;
+        }
+        break;
+    case DEVICE_ROLE_DISABLED:
+        // TODO: support remove devices role as disabled for strategy.
+        ALOGI("%s no implemented for role as %d", __func__, role);
+        break;
+    case DEVICE_ROLE_NONE:
+        // Intentionally fall-through as it makes no sense to remove devices with
+        // role as DEVICE_ROLE_NONE for a strategy
+    default:
+        ALOGE("%s invalid role %d", __func__, role);
+        return BAD_VALUE;
     }
     return NO_ERROR;
 }
 
-status_t EngineBase::getPreferredDeviceForStrategy(product_strategy_t strategy,
-            AudioDeviceTypeAddr &device) const
+status_t EngineBase::getDevicesForRoleAndStrategy(product_strategy_t strategy, device_role_t role,
+            AudioDeviceTypeAddrVector &devices) const
 {
     // verify strategy exists
     if (mProductStrategies.find(strategy) == mProductStrategies.end()) {
         ALOGE("%s unknown strategy %u", __func__, strategy);
         return BAD_VALUE;
     }
-    // preferred device for this strategy?
-    auto devIt = mProductStrategyPreferredDevices.find(strategy);
-    if (devIt == mProductStrategyPreferredDevices.end()) {
-        ALOGV("%s no preferred device for strategy %u", __func__, strategy);
-        return NAME_NOT_FOUND;
-    }
 
-    device = devIt->second;
+    switch (role) {
+    case DEVICE_ROLE_PREFERRED: {
+        // preferred device for this strategy?
+        auto devIt = mProductStrategyPreferredDevices.find(strategy);
+        if (devIt == mProductStrategyPreferredDevices.end()) {
+            ALOGV("%s no preferred device for strategy %u", __func__, strategy);
+            return NAME_NOT_FOUND;
+        }
+
+        devices = devIt->second;
+    } break;
+    case DEVICE_ROLE_NONE:
+        // Intentionally fall-through as the DEVICE_ROLE_NONE is never set
+    default:
+        ALOGE("%s invalid role %d", __func__, role);
+        return BAD_VALUE;
+    }
     return NO_ERROR;
 }
 
diff --git a/services/audiopolicy/engine/common/src/ProductStrategy.cpp b/services/audiopolicy/engine/common/src/ProductStrategy.cpp
index 151c7bb..060568a 100644
--- a/services/audiopolicy/engine/common/src/ProductStrategy.cpp
+++ b/services/audiopolicy/engine/common/src/ProductStrategy.cpp
@@ -321,10 +321,11 @@
 void ProductStrategyPreferredRoutingMap::dump(android::String8* dst, int spaces) const {
     dst->appendFormat("\n%*sPreferred devices per product strategy dump:", spaces, "");
     for (const auto& iter : *this) {
-        dst->appendFormat("\n%*sStrategy %u dev:%08x addr:%s",
+        dst->appendFormat("\n%*sStrategy %u %s",
                           spaces + 2, "",
                           (uint32_t) iter.first,
-                          iter.second.mType, iter.second.mAddress.c_str());
+                          dumpAudioDeviceTypeAddrVector(iter.second, true /*includeSensitiveInfo*/)
+                                  .c_str());
     }
     dst->appendFormat("\n");
 }
diff --git a/services/audiopolicy/engine/interface/EngineInterface.h b/services/audiopolicy/engine/interface/EngineInterface.h
index dfb20b5..d45e71c 100644
--- a/services/audiopolicy/engine/interface/EngineInterface.h
+++ b/services/audiopolicy/engine/interface/EngineInterface.h
@@ -293,36 +293,44 @@
     virtual status_t listAudioVolumeGroups(AudioVolumeGroupVector &groups) const = 0;
 
     /**
-     * @brief setPreferredDeviceForStrategy sets the default device to be used for a
-     * strategy when available
+     * @brief setDevicesRoleForStrategy sets devices role for a strategy when available. To remove
+     * devices role, removeDevicesRoleForStrategy must be called. When devices role is set
+     * successfully, previously set devices for the same role and strategy will be removed.
      * @param strategy the audio strategy whose routing will be affected
-     * @param device the audio device to route to when available
-     * @return BAD_VALUE if the strategy is invalid,
-     *     or NO_ERROR if the preferred device was set
+     * @param role the role of the devices for the strategy. All device roles are defined at
+     *             system/media/audio/include/system/audio_policy.h. DEVICE_ROLE_NONE is invalid
+     *             for setting.
+     * @param devices the audio devices to be set
+     * @return BAD_VALUE if the strategy or role is invalid,
+     *     or NO_ERROR if the role of the devices for strategy was set
      */
-    virtual status_t setPreferredDeviceForStrategy(product_strategy_t strategy,
-            const AudioDeviceTypeAddr &device) = 0;
+    virtual status_t setDevicesRoleForStrategy(product_strategy_t strategy, device_role_t role,
+            const AudioDeviceTypeAddrVector &devices) = 0;
 
     /**
-     * @brief removePreferredDeviceForStrategy removes the preferred device previously set
+     * @brief removeDevicesRoleForStrategy removes the role of device(s) previously set
      * for the given strategy
      * @param strategy the audio strategy whose routing will be affected
-     * @return BAD_VALUE if the strategy is invalid,
-     *     or NO_ERROR if the preferred device was removed
+     * @param role the role of the devices for strategy
+     * @return BAD_VALUE if the strategy or role is invalid,
+     *     or NO_ERROR if the devices for this role was removed
      */
-    virtual status_t removePreferredDeviceForStrategy(product_strategy_t strategy) = 0;
+    virtual status_t removeDevicesRoleForStrategy(product_strategy_t strategy,
+            device_role_t role) = 0;
 
     /**
-     * @brief getPreferredDeviceForStrategy queries which device is set as the
-     * preferred device for the given strategy
+     * @brief getDevicesForRoleAndStrategy queries which devices have the specified role for the
+     * specified strategy
      * @param strategy the strategy to query
-     * @param device returns configured as the preferred device if one was set
-     * @return BAD_VALUE if the strategy is invalid,
-     *     or NAME_NOT_FOUND if no preferred device was set
-     *     or NO_ERROR if the device parameter was initialized to the preferred device
+     * @param role the role of the devices to query
+     * @param devices returns list of devices with matching role for the specified strategy.
+     *                DEVICE_ROLE_NONE is invalid as input.
+     * @return BAD_VALUE if the strategy or role is invalid,
+     *     or NAME_NOT_FOUND if no device for the role and strategy was set
+     *     or NO_ERROR if the devices parameter contains a list of devices
      */
-    virtual status_t getPreferredDeviceForStrategy(product_strategy_t strategy,
-            AudioDeviceTypeAddr &device) const = 0;
+    virtual status_t getDevicesForRoleAndStrategy(product_strategy_t strategy, device_role_t role,
+            AudioDeviceTypeAddrVector &devices) const = 0;
 
 
     virtual void dump(String8 *dst) const = 0;
diff --git a/services/audiopolicy/enginedefault/src/Engine.cpp b/services/audiopolicy/enginedefault/src/Engine.cpp
index 0ec169a..bd2852a 100644
--- a/services/audiopolicy/enginedefault/src/Engine.cpp
+++ b/services/audiopolicy/enginedefault/src/Engine.cpp
@@ -641,19 +641,17 @@
 
     // check if this strategy has a preferred device that is available,
     // if yes, give priority to it
-    AudioDeviceTypeAddr preferredStrategyDevice;
-    const status_t status = getPreferredDeviceForStrategy(strategy, preferredStrategyDevice);
+    AudioDeviceTypeAddrVector preferredStrategyDevices;
+    const status_t status = getDevicesForRoleAndStrategy(
+            strategy, DEVICE_ROLE_PREFERRED, preferredStrategyDevices);
     if (status == NO_ERROR) {
         // there is a preferred device, is it available?
-        sp<DeviceDescriptor> preferredAvailableDevDescr = availableOutputDevices.getDevice(
-                preferredStrategyDevice.mType,
-                String8(preferredStrategyDevice.mAddress.c_str()),
-                AUDIO_FORMAT_DEFAULT);
-        if (preferredAvailableDevDescr != nullptr) {
-            ALOGVV("%s using pref device 0x%08x/%s for strategy %u",
-                   __func__, preferredStrategyDevice.mType,
-                   preferredStrategyDevice.mAddress.c_str(), strategy);
-            return DeviceVector(preferredAvailableDevDescr);
+        DeviceVector preferredAvailableDevVec =
+                availableOutputDevices.getDevicesFromDeviceTypeAddrVec(preferredStrategyDevices);
+        if (preferredAvailableDevVec.size() == preferredAvailableDevVec.size()) {
+            ALOGVV("%s using pref device %s for strategy %u",
+                   __func__, preferredAvailableDevVec.toString().c_str(), strategy);
+            return preferredAvailableDevVec;
         }
     }
 
diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
index 56fa558..a42e9d0 100644
--- a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
+++ b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
@@ -3101,11 +3101,11 @@
         const char *context) {
     for (size_t i = 0; i < devices.size(); i++) {
         sp<DeviceDescriptor> devDesc = mHwModules.getDeviceDescriptor(
-                devices[i].mType, devices[i].mAddress.c_str(), String8(),
+                devices[i].mType, devices[i].getAddress(), String8(),
                 AUDIO_FORMAT_DEFAULT, false /*allowToCreate*/, true /*matchAddress*/);
         if (devDesc == nullptr || (predicate != nullptr && !predicate(devices[i].mType))) {
             ALOGE("%s: device type %#x address %s not supported or not an output device",
-                    context, devices[i].mType, devices[i].mAddress.c_str());
+                    context, devices[i].mType, devices[i].getAddress());
             return false;
         }
     }
@@ -3145,20 +3145,19 @@
     return res;
 }
 
-status_t AudioPolicyManager::setPreferredDeviceForStrategy(product_strategy_t strategy,
-                                                   const AudioDeviceTypeAddr &device) {
-    ALOGV("%s() strategy=%d device=%08x addr=%s", __FUNCTION__,
-            strategy, device.mType, device.mAddress.c_str());
+status_t AudioPolicyManager::setDevicesRoleForStrategy(product_strategy_t strategy,
+                                                       device_role_t role,
+                                                       const AudioDeviceTypeAddrVector &devices) {
+    ALOGV("%s() strategy=%d role=%d %s", __func__, strategy, role,
+            dumpAudioDeviceTypeAddrVector(devices).c_str());
 
-    AudioDeviceTypeAddrVector devices;
-    devices.push_back(device);
     if (!areAllDevicesSupported(devices, audio_is_output_device, __func__)) {
         return BAD_VALUE;
     }
-    status_t status = mEngine->setPreferredDeviceForStrategy(strategy, device);
+    status_t status = mEngine->setDevicesRoleForStrategy(strategy, role, devices);
     if (status != NO_ERROR) {
-        ALOGW("Engine could not set preferred device %08x %s for strategy %d",
-                device.mType, device.mAddress.c_str(), strategy);
+        ALOGW("Engine could not set preferred devices %s for strategy %d role %d",
+                dumpAudioDeviceTypeAddrVector(devices).c_str(), strategy, role);
         return status;
     }
 
@@ -3194,11 +3193,12 @@
     }
 }
 
-status_t AudioPolicyManager::removePreferredDeviceForStrategy(product_strategy_t strategy)
+status_t AudioPolicyManager::removeDevicesRoleForStrategy(product_strategy_t strategy,
+                                                          device_role_t role)
 {
-    ALOGI("%s() strategy=%d", __FUNCTION__, strategy);
+    ALOGI("%s() strategy=%d role=%d", __func__, strategy, role);
 
-    status_t status = mEngine->removePreferredDeviceForStrategy(strategy);
+    status_t status = mEngine->removeDevicesRoleForStrategy(strategy, role);
     if (status != NO_ERROR) {
         ALOGW("Engine could not remove preferred device for strategy %d", strategy);
         return status;
@@ -3210,9 +3210,10 @@
     return NO_ERROR;
 }
 
-status_t AudioPolicyManager::getPreferredDeviceForStrategy(product_strategy_t strategy,
-                                                   AudioDeviceTypeAddr &device) {
-    return mEngine->getPreferredDeviceForStrategy(strategy, device);
+status_t AudioPolicyManager::getDevicesForRoleAndStrategy(product_strategy_t strategy,
+                                                          device_role_t role,
+                                                          AudioDeviceTypeAddrVector &devices) {
+    return mEngine->getDevicesForRoleAndStrategy(strategy, role, devices);
 }
 
 status_t AudioPolicyManager::setUserIdDeviceAffinities(int userId,
diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.h b/services/audiopolicy/managerdefault/AudioPolicyManager.h
index 2df545f..02e0a31 100644
--- a/services/audiopolicy/managerdefault/AudioPolicyManager.h
+++ b/services/audiopolicy/managerdefault/AudioPolicyManager.h
@@ -269,11 +269,17 @@
                 const AudioDeviceTypeAddrVector& devices);
         virtual status_t removeUserIdDeviceAffinities(int userId);
 
-        virtual status_t setPreferredDeviceForStrategy(product_strategy_t strategy,
-                                                   const AudioDeviceTypeAddr &device);
-        virtual status_t removePreferredDeviceForStrategy(product_strategy_t strategy);
-        virtual status_t getPreferredDeviceForStrategy(product_strategy_t strategy,
-                                                   AudioDeviceTypeAddr &device);
+        virtual status_t setDevicesRoleForStrategy(product_strategy_t strategy,
+                                                   device_role_t role,
+                                                   const AudioDeviceTypeAddrVector &devices);
+
+        virtual status_t removeDevicesRoleForStrategy(product_strategy_t strategy,
+                                                      device_role_t role);
+
+
+        virtual status_t getDevicesForRoleAndStrategy(product_strategy_t strategy,
+                                                      device_role_t role,
+                                                      AudioDeviceTypeAddrVector &devices);
 
         virtual status_t startAudioSource(const struct audio_port_config *source,
                                           const audio_attributes_t *attributes,
diff --git a/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp b/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp
index 7713e5f..2f40c1d 100644
--- a/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp
+++ b/services/audiopolicy/service/AudioPolicyInterfaceImpl.cpp
@@ -1498,33 +1498,36 @@
     return mAudioPolicyManager->isCallScreenModeSupported();
 }
 
-status_t AudioPolicyService::setPreferredDeviceForStrategy(product_strategy_t strategy,
-                                                   const AudioDeviceTypeAddr &device)
+status_t AudioPolicyService::setDevicesRoleForStrategy(product_strategy_t strategy,
+                                                       device_role_t role,
+                                                       const AudioDeviceTypeAddrVector &devices)
 {
     if (mAudioPolicyManager == NULL) {
         return NO_INIT;
     }
     Mutex::Autolock _l(mLock);
-    return mAudioPolicyManager->setPreferredDeviceForStrategy(strategy, device);
+    return mAudioPolicyManager->setDevicesRoleForStrategy(strategy, role, devices);
 }
 
-status_t AudioPolicyService::removePreferredDeviceForStrategy(product_strategy_t strategy)
+status_t AudioPolicyService::removeDevicesRoleForStrategy(product_strategy_t strategy,
+                                                          device_role_t role)
 {
     if (mAudioPolicyManager == NULL) {
         return NO_INIT;
     }
     Mutex::Autolock _l(mLock);
-    return mAudioPolicyManager->removePreferredDeviceForStrategy(strategy);
+    return mAudioPolicyManager->removeDevicesRoleForStrategy(strategy, role);
 }
 
-status_t AudioPolicyService::getPreferredDeviceForStrategy(product_strategy_t strategy,
-                                                   AudioDeviceTypeAddr &device)
+status_t AudioPolicyService::getDevicesForRoleAndStrategy(product_strategy_t strategy,
+                                                          device_role_t role,
+                                                          AudioDeviceTypeAddrVector &devices)
 {
     if (mAudioPolicyManager == NULL) {
         return NO_INIT;
     }
     Mutex::Autolock _l(mLock);
-    return mAudioPolicyManager->getPreferredDeviceForStrategy(strategy, device);
+    return mAudioPolicyManager->getDevicesForRoleAndStrategy(strategy, role, devices);
 }
 
 status_t AudioPolicyService::registerSoundTriggerCaptureStateListener(
diff --git a/services/audiopolicy/service/AudioPolicyService.h b/services/audiopolicy/service/AudioPolicyService.h
index 3768f2e..a851863 100644
--- a/services/audiopolicy/service/AudioPolicyService.h
+++ b/services/audiopolicy/service/AudioPolicyService.h
@@ -230,14 +230,16 @@
 
     virtual status_t removeUidDeviceAffinities(uid_t uid);
 
-    virtual status_t setPreferredDeviceForStrategy(product_strategy_t strategy,
-                                                   const AudioDeviceTypeAddr &device);
+    virtual status_t setDevicesRoleForStrategy(product_strategy_t strategy,
+                                               device_role_t role,
+                                               const AudioDeviceTypeAddrVector &devices);
 
-    virtual status_t removePreferredDeviceForStrategy(product_strategy_t strategy);
+    virtual status_t removeDevicesRoleForStrategy(product_strategy_t strategy, device_role_t role);
 
+    virtual status_t getDevicesForRoleAndStrategy(product_strategy_t strategy,
+                                                  device_role_t role,
+                                                  AudioDeviceTypeAddrVector &devices);
 
-    virtual status_t getPreferredDeviceForStrategy(product_strategy_t strategy,
-                                                   AudioDeviceTypeAddr &device);
     virtual status_t setUserIdDeviceAffinities(int userId,
             const AudioDeviceTypeAddrVector& devices);