diff --git a/audio/7.0/IStream.hal b/audio/7.0/IStream.hal
index 4fe8218..ab9aa7d 100644
--- a/audio/7.0/IStream.hal
+++ b/audio/7.0/IStream.hal
@@ -66,9 +66,10 @@
      * Retrieves basic stream configuration: sample rate, audio format,
      * channel mask.
      *
+     * @return retval operation completion status.
      * @return config basic stream configuration.
      */
-    getAudioProperties() generates (AudioConfigBase config);
+    getAudioProperties() generates (Result retval, AudioConfigBase config);
 
     /**
      * Sets stream parameters. Only sets parameters that are specified.
diff --git a/audio/common/7.0/enums/include/android_audio_policy_configuration_V7_0-enums.h b/audio/common/7.0/enums/include/android_audio_policy_configuration_V7_0-enums.h
index 414eede..b7c1cc9 100644
--- a/audio/common/7.0/enums/include/android_audio_policy_configuration_V7_0-enums.h
+++ b/audio/common/7.0/enums/include/android_audio_policy_configuration_V7_0-enums.h
@@ -225,6 +225,10 @@
     return stringToAudioChannelMask(mask) == AudioChannelMask::UNKNOWN;
 }
 
+static inline bool isUnknownAudioContentType(const std::string& contentType) {
+    return stringToAudioContentType(contentType) == AudioContentType::UNKNOWN;
+}
+
 static inline bool isUnknownAudioDevice(const std::string& device) {
     return stringToAudioDevice(device) == AudioDevice::UNKNOWN && !isVendorExtension(device);
 }
@@ -237,6 +241,10 @@
     return stringToAudioGainMode(mode) == AudioGainMode::UNKNOWN;
 }
 
+static inline bool isUnknownAudioInOutFlag(const std::string& flag) {
+    return stringToAudioInOutFlag(flag) == AudioInOutFlag::UNKNOWN;
+}
+
 static inline bool isUnknownAudioSource(const std::string& source) {
     return stringToAudioSource(source) == AudioSource::UNKNOWN;
 }
diff --git a/audio/common/7.0/example/Effect.cpp b/audio/common/7.0/example/Effect.cpp
index 9d5ab31..27f28c6 100644
--- a/audio/common/7.0/example/Effect.cpp
+++ b/audio/common/7.0/example/Effect.cpp
@@ -107,14 +107,14 @@
 }
 
 Return<void> Effect::getConfig(getConfig_cb _hidl_cb) {
-    const EffectConfig config = {{} /* inputCfg */,
-                                 // outputCfg
-                                 {{} /* buffer */,
-                                  48000 /* samplingRateHz */,
-                                  toString(xsd::AudioChannelMask::AUDIO_CHANNEL_OUT_STEREO),
-                                  toString(xsd::AudioFormat::AUDIO_FORMAT_PCM_16_BIT),
-                                  EffectBufferAccess::ACCESS_ACCUMULATE,
-                                  0 /* mask */}};
+    const EffectConfig config = {
+            {} /* inputCfg */,
+            // outputCfg
+            {{} /* buffer */,
+             {toString(xsd::AudioFormat::AUDIO_FORMAT_PCM_16_BIT), 48000 /* samplingRateHz */,
+              toString(xsd::AudioChannelMask::AUDIO_CHANNEL_OUT_STEREO)}, /* base */
+             EffectBufferAccess::ACCESS_ACCUMULATE,
+             0 /* mask */}};
     _hidl_cb(Result::OK, config);
     return Void();
 }
diff --git a/audio/common/all-versions/default/7.0/HidlUtils.cpp b/audio/common/all-versions/default/7.0/HidlUtils.cpp
index 1a66282..c985a70 100644
--- a/audio/common/all-versions/default/7.0/HidlUtils.cpp
+++ b/audio/common/all-versions/default/7.0/HidlUtils.cpp
@@ -95,6 +95,25 @@
     return NO_ERROR;
 }
 
+status_t HidlUtils::audioChannelMasksFromHal(const std::vector<std::string>& halChannelMasks,
+                                             hidl_vec<AudioChannelMask>* channelMasks) {
+    hidl_vec<AudioChannelMask> tempChannelMasks;
+    tempChannelMasks.resize(halChannelMasks.size());
+    size_t tempPos = 0;
+    for (const auto& halChannelMask : halChannelMasks) {
+        if (!halChannelMask.empty() && !xsd::isUnknownAudioChannelMask(halChannelMask)) {
+            tempChannelMasks[tempPos++] = halChannelMask;
+        }
+    }
+    if (tempPos == tempChannelMasks.size()) {
+        *channelMasks = std::move(tempChannelMasks);
+    } else {
+        *channelMasks = hidl_vec<AudioChannelMask>(tempChannelMasks.begin(),
+                                                   tempChannelMasks.begin() + tempPos);
+    }
+    return halChannelMasks.size() == channelMasks->size() ? NO_ERROR : BAD_VALUE;
+}
+
 status_t HidlUtils::audioChannelMaskToHal(const AudioChannelMask& channelMask,
                                           audio_channel_mask_t* halChannelMask) {
     if (!xsd::isUnknownAudioChannelMask(channelMask) &&
@@ -127,6 +146,28 @@
     return result;
 }
 
+status_t HidlUtils::audioContentTypeFromHal(const audio_content_type_t halContentType,
+                                            AudioContentType* contentType) {
+    *contentType = audio_content_type_to_string(halContentType);
+    if (!contentType->empty() && !xsd::isUnknownAudioContentType(*contentType)) {
+        return NO_ERROR;
+    }
+    ALOGE("Unknown audio content type value 0x%X", halContentType);
+    *contentType = toString(xsd::AudioContentType::AUDIO_CONTENT_TYPE_UNKNOWN);
+    return BAD_VALUE;
+}
+
+status_t HidlUtils::audioContentTypeToHal(const AudioContentType& contentType,
+                                          audio_content_type_t* halContentType) {
+    if (!xsd::isUnknownAudioContentType(contentType) &&
+        audio_content_type_from_string(contentType.c_str(), halContentType)) {
+        return NO_ERROR;
+    }
+    ALOGE("Unknown audio content type \"%s\"", contentType.c_str());
+    *halContentType = AUDIO_CONTENT_TYPE_UNKNOWN;
+    return BAD_VALUE;
+}
+
 status_t HidlUtils::audioDeviceTypeFromHal(audio_devices_t halDevice, AudioDevice* device) {
     *device = audio_device_to_string(halDevice);
     if (!device->empty() && !xsd::isUnknownAudioDevice(*device)) {
@@ -155,6 +196,24 @@
     return BAD_VALUE;
 }
 
+status_t HidlUtils::audioFormatsFromHal(const std::vector<std::string>& halFormats,
+                                        hidl_vec<AudioFormat>* formats) {
+    hidl_vec<AudioFormat> tempFormats;
+    tempFormats.resize(halFormats.size());
+    size_t tempPos = 0;
+    for (const auto& halFormat : halFormats) {
+        if (!halFormat.empty() && !xsd::isUnknownAudioFormat(halFormat)) {
+            tempFormats[tempPos++] = halFormat;
+        }
+    }
+    if (tempPos == tempFormats.size()) {
+        *formats = std::move(tempFormats);
+    } else {
+        *formats = hidl_vec<AudioFormat>(tempFormats.begin(), tempFormats.begin() + tempPos);
+    }
+    return halFormats.size() == formats->size() ? NO_ERROR : BAD_VALUE;
+}
+
 status_t HidlUtils::audioFormatToHal(const AudioFormat& format, audio_format_t* halFormat) {
     if (!xsd::isUnknownAudioFormat(format) && audio_format_from_string(format.c_str(), halFormat)) {
         return NO_ERROR;
diff --git a/audio/common/all-versions/default/Android.bp b/audio/common/all-versions/default/Android.bp
index b83a58a..45f0b8f 100644
--- a/audio/common/all-versions/default/Android.bp
+++ b/audio/common/all-versions/default/Android.bp
@@ -43,6 +43,7 @@
     name: "android.hardware.audio.common-util@2-6",
     srcs: [
         "HidlUtils.cpp",
+        "HidlUtilsCommon.cpp",
         "UuidUtils.cpp",
     ],
 }
@@ -132,6 +133,7 @@
     defaults: ["android.hardware.audio.common-util_default"],
     srcs: [
         "7.0/HidlUtils.cpp",
+        "HidlUtilsCommon.cpp",
         "UuidUtils.cpp",
     ],
     shared_libs: [
diff --git a/audio/common/all-versions/default/HidlUtils.cpp b/audio/common/all-versions/default/HidlUtils.cpp
index ab3c1c7..c0dcd80 100644
--- a/audio/common/all-versions/default/HidlUtils.cpp
+++ b/audio/common/all-versions/default/HidlUtils.cpp
@@ -28,7 +28,7 @@
 namespace CPP_VERSION {
 namespace implementation {
 
-status_t HidlUtils::audioConfigFromHal(const audio_config_t& halConfig, AudioConfig* config) {
+status_t HidlUtils::audioConfigFromHal(const audio_config_t& halConfig, bool, AudioConfig* config) {
     config->sampleRateHz = halConfig.sample_rate;
     config->channelMask = EnumBitfield<AudioChannelMask>(halConfig.channel_mask);
     config->format = AudioFormat(halConfig.format);
@@ -47,8 +47,8 @@
     return NO_ERROR;
 }
 
-void HidlUtils::audioGainConfigFromHal(const struct audio_gain_config& halConfig,
-                                       AudioGainConfig* config) {
+status_t HidlUtils::audioGainConfigFromHal(const struct audio_gain_config& halConfig, bool,
+                                           AudioGainConfig* config) {
     config->index = halConfig.index;
     config->mode = EnumBitfield<AudioGainMode>(halConfig.mode);
     config->channelMask = EnumBitfield<AudioChannelMask>(halConfig.channel_mask);
@@ -56,6 +56,7 @@
         config->values[i] = halConfig.values[i];
     }
     config->rampDurationMs = halConfig.ramp_duration_ms;
+    return NO_ERROR;
 }
 
 status_t HidlUtils::audioGainConfigToHal(const AudioGainConfig& config,
@@ -71,7 +72,7 @@
     return NO_ERROR;
 }
 
-void HidlUtils::audioGainFromHal(const struct audio_gain& halGain, AudioGain* gain) {
+status_t HidlUtils::audioGainFromHal(const struct audio_gain& halGain, bool, AudioGain* gain) {
     gain->mode = EnumBitfield<AudioGainMode>(halGain.mode);
     gain->channelMask = EnumBitfield<AudioChannelMask>(halGain.channel_mask);
     gain->minValue = halGain.min_value;
@@ -80,6 +81,7 @@
     gain->stepValue = halGain.step_value;
     gain->minRampMs = halGain.min_ramp_ms;
     gain->maxRampMs = halGain.max_ramp_ms;
+    return NO_ERROR;
 }
 
 status_t HidlUtils::audioGainToHal(const AudioGain& gain, struct audio_gain* halGain) {
@@ -182,7 +184,7 @@
     config->sampleRateHz = halConfig.sample_rate;
     config->channelMask = EnumBitfield<AudioChannelMask>(halConfig.channel_mask);
     config->format = AudioFormat(halConfig.format);
-    audioGainConfigFromHal(halConfig.gain, &config->gain);
+    audioGainConfigFromHal(halConfig.gain, false /*isInput--ignored*/, &config->gain);
     switch (halConfig.type) {
         case AUDIO_PORT_TYPE_NONE:
             break;
@@ -272,7 +274,7 @@
     }
     port->gains.resize(halPort.num_gains);
     for (size_t i = 0; i < halPort.num_gains; ++i) {
-        audioGainFromHal(halPort.gains[i], &port->gains[i]);
+        audioGainFromHal(halPort.gains[i], false /*isInput--ignored*/, &port->gains[i]);
     }
     audioPortConfigFromHal(halPort.active_config, &port->activeConfig);
     switch (halPort.type) {
@@ -351,6 +353,18 @@
     return NO_ERROR;
 }
 
+#if MAJOR_VERSION >= 5
+status_t HidlUtils::deviceAddressToHal(const DeviceAddress& device, audio_devices_t* halDeviceType,
+                                       char* halDeviceAddress) {
+    return deviceAddressToHalImpl(device, halDeviceType, halDeviceAddress);
+}
+
+status_t HidlUtils::deviceAddressFromHal(audio_devices_t halDeviceType,
+                                         const char* halDeviceAddress, DeviceAddress* device) {
+    return deviceAddressFromHalImpl(halDeviceType, halDeviceAddress, device);
+}
+#endif
+
 }  // namespace implementation
 }  // namespace CPP_VERSION
 }  // namespace common
diff --git a/audio/common/all-versions/default/HidlUtils.h b/audio/common/all-versions/default/HidlUtils.h
index 4e609ca..c420a2f 100644
--- a/audio/common/all-versions/default/HidlUtils.h
+++ b/audio/common/all-versions/default/HidlUtils.h
@@ -23,8 +23,6 @@
 
 #include <system/audio.h>
 
-using ::android::hardware::hidl_vec;
-
 namespace android {
 namespace hardware {
 namespace audio {
@@ -32,25 +30,25 @@
 namespace CPP_VERSION {
 namespace implementation {
 
+using ::android::hardware::hidl_vec;
 using namespace ::android::hardware::audio::common::CPP_VERSION;
 
 struct HidlUtils {
-#if MAJOR_VERSION < 7
-    static status_t audioConfigFromHal(const audio_config_t& halConfig, AudioConfig* config);
-    static void audioGainConfigFromHal(const struct audio_gain_config& halConfig,
-                                       AudioGainConfig* config);
-    static void audioGainFromHal(const struct audio_gain& halGain, AudioGain* gain);
-#else
     static status_t audioConfigFromHal(const audio_config_t& halConfig, bool isInput,
                                        AudioConfig* config);
+    static status_t audioConfigToHal(const AudioConfig& config, audio_config_t* halConfig);
+#if MAJOR_VERSION >= 4
+    static status_t audioContentTypeFromHal(const audio_content_type_t halContentType,
+                                            AudioContentType* contentType);
+    static status_t audioContentTypeToHal(const AudioContentType& contentType,
+                                          audio_content_type_t* halContentType);
+#endif
     static status_t audioGainConfigFromHal(const struct audio_gain_config& halConfig, bool isInput,
                                            AudioGainConfig* config);
-    static status_t audioGainFromHal(const struct audio_gain& halGain, bool isInput,
-                                     AudioGain* gain);
-#endif
-    static status_t audioConfigToHal(const AudioConfig& config, audio_config_t* halConfig);
     static status_t audioGainConfigToHal(const AudioGainConfig& config,
                                          struct audio_gain_config* halConfig);
+    static status_t audioGainFromHal(const struct audio_gain& halGain, bool isInput,
+                                     AudioGain* gain);
     static status_t audioGainToHal(const AudioGain& gain, struct audio_gain* halGain);
     static status_t audioUsageFromHal(audio_usage_t halUsage, AudioUsage* usage);
     static status_t audioUsageToHal(const AudioUsage& usage, audio_usage_t* halUsage);
@@ -64,43 +62,37 @@
                                          struct audio_port_config* halConfig);
     static status_t audioPortConfigsFromHal(unsigned int numHalConfigs,
                                             const struct audio_port_config* halConfigs,
-                                            hidl_vec<AudioPortConfig>* configs) {
-        status_t result = NO_ERROR;
-        configs->resize(numHalConfigs);
-        for (unsigned int i = 0; i < numHalConfigs; ++i) {
-            if (status_t status = audioPortConfigFromHal(halConfigs[i], &(*configs)[i]);
-                status != NO_ERROR) {
-                result = status;
-            }
-        }
-        return result;
-    }
+                                            hidl_vec<AudioPortConfig>* configs);
     static status_t audioPortConfigsToHal(const hidl_vec<AudioPortConfig>& configs,
-                                          std::unique_ptr<audio_port_config[]>* halConfigs) {
-        status_t result = NO_ERROR;
-        halConfigs->reset(new audio_port_config[configs.size()]);
-        for (size_t i = 0; i < configs.size(); ++i) {
-            if (status_t status = audioPortConfigToHal(configs[i], &(*halConfigs)[i]);
-                status != NO_ERROR) {
-                result = status;
-            }
-        }
-        return result;
-    }
+                                          std::unique_ptr<audio_port_config[]>* halConfigs);
+    static status_t audioPortFromHal(const struct audio_port& halPort, AudioPort* port);
+    static status_t audioPortToHal(const AudioPort& port, struct audio_port* halPort);
+    static status_t audioSourceFromHal(audio_source_t halSource, AudioSource* source);
+    static status_t audioSourceToHal(const AudioSource& source, audio_source_t* halSource);
+#if MAJOR_VERSION >= 5
+    static status_t deviceAddressToHal(const DeviceAddress& device, audio_devices_t* halDeviceType,
+                                       char* halDeviceAddress);
+    static status_t deviceAddressFromHal(audio_devices_t halDeviceType,
+                                         const char* halDeviceAddress, DeviceAddress* device);
+#endif
 
-    // PLEASE DO NOT USE, will be removed in a couple of days
+#if MAJOR_VERSION <= 6
+    // Temporary versions for compatibility with forks of the default implementation.
+    // Will be removed, do not use!
+    static status_t audioConfigFromHal(const audio_config_t& halConfig, AudioConfig* config) {
+        return audioConfigFromHal(halConfig, false /*isInput--ignored*/, config);
+    }
     static std::unique_ptr<audio_port_config[]> audioPortConfigsToHal(
             const hidl_vec<AudioPortConfig>& configs) {
         std::unique_ptr<audio_port_config[]> halConfigs;
         (void)audioPortConfigsToHal(configs, &halConfigs);
         return halConfigs;
     }
-
-    static status_t audioPortFromHal(const struct audio_port& halPort, AudioPort* port);
-    static status_t audioPortToHal(const AudioPort& port, struct audio_port* halPort);
-#if MAJOR_VERSION >= 7
+#else  // V7 and above
     static status_t audioChannelMaskFromHal(audio_channel_mask_t halChannelMask, bool isInput,
                                             AudioChannelMask* channelMask);
+    static status_t audioChannelMasksFromHal(const std::vector<std::string>& halChannelMasks,
+                                             hidl_vec<AudioChannelMask>* channelMasks);
     static status_t audioChannelMaskToHal(const AudioChannelMask& channelMask,
                                           audio_channel_mask_t* halChannelMask);
     static status_t audioConfigBaseFromHal(const audio_config_base_t& halConfigBase, bool isInput,
@@ -110,6 +102,8 @@
     static status_t audioDeviceTypeFromHal(audio_devices_t halDevice, AudioDevice* device);
     static status_t audioDeviceTypeToHal(const AudioDevice& device, audio_devices_t* halDevice);
     static status_t audioFormatFromHal(audio_format_t halFormat, AudioFormat* format);
+    static status_t audioFormatsFromHal(const std::vector<std::string>& halFormats,
+                                        hidl_vec<AudioFormat>* formats);
     static status_t audioFormatToHal(const AudioFormat& format, audio_format_t* halFormat);
     static status_t audioGainModeMaskFromHal(audio_gain_mode_t halGainModeMask,
                                              hidl_vec<AudioGainMode>* gainModeMask);
@@ -121,16 +115,10 @@
                                         AudioProfile* profile);
     static status_t audioProfileToHal(const AudioProfile& profile,
                                       struct audio_profile* halProfile);
-    static status_t audioSourceFromHal(audio_source_t halSource, AudioSource* source);
-    static status_t audioSourceToHal(const AudioSource& source, audio_source_t* halSource);
     static status_t audioStreamTypeFromHal(audio_stream_type_t halStreamType,
                                            AudioStreamType* streamType);
     static status_t audioStreamTypeToHal(const AudioStreamType& streamType,
                                          audio_stream_type_t* halStreamType);
-    static status_t deviceAddressToHal(const DeviceAddress& device, audio_devices_t* halDeviceType,
-                                       char* halDeviceAddress);
-    static status_t deviceAddressFromHal(audio_devices_t halDeviceType,
-                                         const char* halDeviceAddress, DeviceAddress* device);
 
   private:
     static status_t audioIndexChannelMaskFromHal(audio_channel_mask_t halChannelMask,
@@ -151,8 +139,113 @@
                                                struct audio_port_config_mix_ext* mix,
                                                struct audio_port_config_session_ext* session);
 #endif
+
+    // V4 and below have DeviceAddress defined in the 'core' interface.
+    // To avoid duplicating code, the implementations of deviceAddressTo/FromHal
+    // are defined as templates. These templates can be only used directly by V4
+    // and below.
+#if MAJOR_VERSION >= 5
+  private:
+#endif
+    template <typename DA>
+    static status_t deviceAddressToHalImpl(const DA& device, audio_devices_t* halDeviceType,
+                                           char* halDeviceAddress);
+    template <typename DA>
+    static status_t deviceAddressFromHalImpl(audio_devices_t halDeviceType,
+                                             const char* halDeviceAddress, DA* device);
 };
 
+#if MAJOR_VERSION <= 6
+#if MAJOR_VERSION >= 4
+inline status_t HidlUtils::audioContentTypeFromHal(const audio_content_type_t halContentType,
+                                                   AudioContentType* contentType) {
+    *contentType = AudioContentType(halContentType);
+    return NO_ERROR;
+}
+
+inline status_t HidlUtils::audioContentTypeToHal(const AudioContentType& contentType,
+                                                 audio_content_type_t* halContentType) {
+    *halContentType = static_cast<audio_content_type_t>(contentType);
+    return NO_ERROR;
+}
+#endif
+
+inline status_t HidlUtils::audioSourceFromHal(audio_source_t halSource, AudioSource* source) {
+    *source = AudioSource(halSource);
+    return NO_ERROR;
+}
+
+inline status_t HidlUtils::audioSourceToHal(const AudioSource& source, audio_source_t* halSource) {
+    *halSource = static_cast<audio_source_t>(source);
+    return NO_ERROR;
+}
+
+template <typename DA>
+status_t HidlUtils::deviceAddressToHalImpl(const DA& device, audio_devices_t* halDeviceType,
+                                           char* halDeviceAddress) {
+    *halDeviceType = static_cast<audio_devices_t>(device.device);
+    memset(halDeviceAddress, 0, AUDIO_DEVICE_MAX_ADDRESS_LEN);
+    if (audio_is_a2dp_out_device(*halDeviceType) || audio_is_a2dp_in_device(*halDeviceType)) {
+        snprintf(halDeviceAddress, AUDIO_DEVICE_MAX_ADDRESS_LEN, "%02X:%02X:%02X:%02X:%02X:%02X",
+                 device.address.mac[0], device.address.mac[1], device.address.mac[2],
+                 device.address.mac[3], device.address.mac[4], device.address.mac[5]);
+    } else if (*halDeviceType == AUDIO_DEVICE_OUT_IP || *halDeviceType == AUDIO_DEVICE_IN_IP) {
+        snprintf(halDeviceAddress, AUDIO_DEVICE_MAX_ADDRESS_LEN, "%d.%d.%d.%d",
+                 device.address.ipv4[0], device.address.ipv4[1], device.address.ipv4[2],
+                 device.address.ipv4[3]);
+    } else if (audio_is_usb_out_device(*halDeviceType) || audio_is_usb_in_device(*halDeviceType)) {
+        snprintf(halDeviceAddress, AUDIO_DEVICE_MAX_ADDRESS_LEN, "card=%d;device=%d",
+                 device.address.alsa.card, device.address.alsa.device);
+    } else if (*halDeviceType == AUDIO_DEVICE_OUT_BUS || *halDeviceType == AUDIO_DEVICE_IN_BUS) {
+        snprintf(halDeviceAddress, AUDIO_DEVICE_MAX_ADDRESS_LEN, "%s", device.busAddress.c_str());
+    } else if (*halDeviceType == AUDIO_DEVICE_OUT_REMOTE_SUBMIX ||
+               *halDeviceType == AUDIO_DEVICE_IN_REMOTE_SUBMIX) {
+        snprintf(halDeviceAddress, AUDIO_DEVICE_MAX_ADDRESS_LEN, "%s",
+                 device.rSubmixAddress.c_str());
+    }
+    return NO_ERROR;
+}
+
+template <typename DA>
+status_t HidlUtils::deviceAddressFromHalImpl(audio_devices_t halDeviceType,
+                                             const char* halDeviceAddress, DA* device) {
+    if (device == nullptr) {
+        return BAD_VALUE;
+    }
+    device->device = AudioDevice(halDeviceType);
+    if (halDeviceAddress == nullptr ||
+        strnlen(halDeviceAddress, AUDIO_DEVICE_MAX_ADDRESS_LEN) == 0) {
+        return NO_ERROR;
+    }
+
+    if (audio_is_a2dp_out_device(halDeviceType) || audio_is_a2dp_in_device(halDeviceType)) {
+        int status =
+                sscanf(halDeviceAddress, "%hhX:%hhX:%hhX:%hhX:%hhX:%hhX", &device->address.mac[0],
+                       &device->address.mac[1], &device->address.mac[2], &device->address.mac[3],
+                       &device->address.mac[4], &device->address.mac[5]);
+        return status == 6 ? OK : BAD_VALUE;
+    } else if (halDeviceType == AUDIO_DEVICE_OUT_IP || halDeviceType == AUDIO_DEVICE_IN_IP) {
+        int status = sscanf(halDeviceAddress, "%hhu.%hhu.%hhu.%hhu", &device->address.ipv4[0],
+                            &device->address.ipv4[1], &device->address.ipv4[2],
+                            &device->address.ipv4[3]);
+        return status == 4 ? OK : BAD_VALUE;
+    } else if (audio_is_usb_out_device(halDeviceType) || audio_is_usb_in_device(halDeviceType)) {
+        int status = sscanf(halDeviceAddress, "card=%d;device=%d", &device->address.alsa.card,
+                            &device->address.alsa.device);
+        return status == 2 ? OK : BAD_VALUE;
+    } else if (halDeviceType == AUDIO_DEVICE_OUT_BUS || halDeviceType == AUDIO_DEVICE_IN_BUS) {
+        device->busAddress = halDeviceAddress;
+        return OK;
+    } else if (halDeviceType == AUDIO_DEVICE_OUT_REMOTE_SUBMIX ||
+               halDeviceType == AUDIO_DEVICE_IN_REMOTE_SUBMIX) {
+        device->rSubmixAddress = halDeviceAddress;
+        return OK;
+    }
+    device->busAddress = halDeviceAddress;
+    return NO_ERROR;
+}
+#endif  // MAJOR_VERSION <= 6
+
 }  // namespace implementation
 }  // namespace CPP_VERSION
 }  // namespace common
diff --git a/audio/common/all-versions/default/HidlUtilsCommon.cpp b/audio/common/all-versions/default/HidlUtilsCommon.cpp
new file mode 100644
index 0000000..d2da193
--- /dev/null
+++ b/audio/common/all-versions/default/HidlUtilsCommon.cpp
@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "HidlUtils.h"
+
+namespace android {
+namespace hardware {
+namespace audio {
+namespace common {
+namespace CPP_VERSION {
+namespace implementation {
+
+status_t HidlUtils::audioPortConfigsFromHal(unsigned int numHalConfigs,
+                                            const struct audio_port_config* halConfigs,
+                                            hidl_vec<AudioPortConfig>* configs) {
+    status_t result = NO_ERROR;
+    configs->resize(numHalConfigs);
+    for (unsigned int i = 0; i < numHalConfigs; ++i) {
+        if (status_t status = audioPortConfigFromHal(halConfigs[i], &(*configs)[i]);
+            status != NO_ERROR) {
+            result = status;
+        }
+    }
+    return result;
+}
+
+status_t HidlUtils::audioPortConfigsToHal(const hidl_vec<AudioPortConfig>& configs,
+                                          std::unique_ptr<audio_port_config[]>* halConfigs) {
+    status_t result = NO_ERROR;
+    halConfigs->reset(new audio_port_config[configs.size()]);
+    for (size_t i = 0; i < configs.size(); ++i) {
+        if (status_t status = audioPortConfigToHal(configs[i], &(*halConfigs)[i]);
+            status != NO_ERROR) {
+            result = status;
+        }
+    }
+    return result;
+}
+
+}  // namespace implementation
+}  // namespace CPP_VERSION
+}  // namespace common
+}  // namespace audio
+}  // namespace hardware
+}  // namespace android
diff --git a/audio/common/all-versions/default/tests/hidlutils_tests.cpp b/audio/common/all-versions/default/tests/hidlutils_tests.cpp
index bfc99e6..22571c0 100644
--- a/audio/common/all-versions/default/tests/hidlutils_tests.cpp
+++ b/audio/common/all-versions/default/tests/hidlutils_tests.cpp
@@ -28,6 +28,7 @@
 #include <xsdc/XsdcSupport.h>
 
 using namespace android;
+using ::android::hardware::hidl_vec;
 using namespace ::android::hardware::audio::common::CPP_VERSION;
 using ::android::hardware::audio::common::CPP_VERSION::implementation::HidlUtils;
 namespace xsd {
@@ -36,6 +37,8 @@
 
 static constexpr audio_channel_mask_t kInvalidHalChannelMask =
         static_cast<audio_channel_mask_t>(0xFFFFFFFFU);
+static constexpr audio_content_type_t kInvalidHalContentType =
+        static_cast<audio_content_type_t>(0xFFFFFFFFU);
 static constexpr audio_devices_t kInvalidHalDevice = static_cast<audio_devices_t>(0xFFFFFFFFU);
 static constexpr audio_format_t kInvalidHalFormat = static_cast<audio_format_t>(0xFFFFFFFFU);
 static constexpr audio_gain_mode_t kInvalidHalGainMode =
@@ -117,6 +120,34 @@
     }
 }
 
+TEST(HidlUtils, ConvertInvalidChannelMasksFromHal) {
+    std::vector<std::string> validAndInvalidChannelMasks = {
+            toString(xsd::AudioChannelMask::AUDIO_CHANNEL_OUT_STEREO), "random string", ""};
+    hidl_vec<AudioChannelMask> validChannelMask;
+    EXPECT_EQ(BAD_VALUE,
+              HidlUtils::audioChannelMasksFromHal(validAndInvalidChannelMasks, &validChannelMask));
+    EXPECT_EQ(1, validChannelMask.size());
+    EXPECT_EQ(validAndInvalidChannelMasks[0], validChannelMask[0]);
+
+    std::vector<std::string> invalidChannelMasks = {"random string", ""};
+    hidl_vec<AudioChannelMask> empty;
+    EXPECT_EQ(BAD_VALUE, HidlUtils::audioChannelMasksFromHal(invalidChannelMasks, &empty));
+    EXPECT_EQ(0, empty.size());
+}
+
+TEST(HidlUtils, ConvertChannelMasksFromHal) {
+    std::vector<std::string> allHalChannelMasks;
+    for (const auto enumVal : xsdc_enum_range<xsd::AudioChannelMask>{}) {
+        allHalChannelMasks.push_back(toString(enumVal));
+    }
+    hidl_vec<AudioChannelMask> allChannelMasks;
+    EXPECT_EQ(NO_ERROR, HidlUtils::audioChannelMasksFromHal(allHalChannelMasks, &allChannelMasks));
+    EXPECT_EQ(allHalChannelMasks.size(), allChannelMasks.size());
+    for (size_t i = 0; i < allHalChannelMasks.size(); ++i) {
+        EXPECT_EQ(allHalChannelMasks[i], allChannelMasks[i]);
+    }
+}
+
 TEST(HidlUtils, ConvertInvalidConfigBase) {
     AudioConfigBase invalid;
     EXPECT_EQ(BAD_VALUE, HidlUtils::audioConfigBaseFromHal({.sample_rate = 0,
@@ -147,6 +178,26 @@
     EXPECT_EQ(configBase, configBaseBack);
 }
 
+TEST(HidlUtils, ConvertInvalidContentType) {
+    AudioContentType invalid;
+    EXPECT_EQ(BAD_VALUE, HidlUtils::audioContentTypeFromHal(kInvalidHalContentType, &invalid));
+    audio_content_type_t halInvalid;
+    EXPECT_EQ(BAD_VALUE, HidlUtils::audioContentTypeToHal("random string", &halInvalid));
+}
+
+TEST(HidlUtils, ConvertContentType) {
+    for (const auto enumVal : xsdc_enum_range<xsd::AudioContentType>{}) {
+        const AudioContentType contentType = toString(enumVal);
+        audio_content_type_t halContentType;
+        AudioContentType contentTypeBack;
+        EXPECT_EQ(NO_ERROR, HidlUtils::audioContentTypeToHal(contentType, &halContentType))
+                << "Conversion of \"" << contentType << "\" failed";
+        EXPECT_EQ(NO_ERROR, HidlUtils::audioContentTypeFromHal(halContentType, &contentTypeBack))
+                << "Conversion of content type " << halContentType << " failed";
+        EXPECT_EQ(contentType, contentTypeBack);
+    }
+}
+
 TEST(HidlUtils, ConvertInvalidDeviceType) {
     AudioDevice invalid;
     EXPECT_EQ(BAD_VALUE, HidlUtils::audioDeviceTypeFromHal(kInvalidHalDevice, &invalid));
@@ -314,6 +365,33 @@
     }
 }
 
+TEST(HidlUtils, ConvertInvalidFormatsFromHal) {
+    std::vector<std::string> validAndInvalidFormats = {
+            toString(xsd::AudioFormat::AUDIO_FORMAT_PCM_16_BIT), "random string", ""};
+    hidl_vec<AudioFormat> validFormat;
+    EXPECT_EQ(BAD_VALUE, HidlUtils::audioFormatsFromHal(validAndInvalidFormats, &validFormat));
+    EXPECT_EQ(1, validFormat.size());
+    EXPECT_EQ(validAndInvalidFormats[0], validFormat[0]);
+
+    std::vector<std::string> invalidFormats = {"random string", ""};
+    hidl_vec<AudioFormat> empty;
+    EXPECT_EQ(BAD_VALUE, HidlUtils::audioFormatsFromHal(invalidFormats, &empty));
+    EXPECT_EQ(0, empty.size());
+}
+
+TEST(HidlUtils, ConvertFormatsFromHal) {
+    std::vector<std::string> allHalFormats;
+    for (const auto enumVal : xsdc_enum_range<xsd::AudioFormat>{}) {
+        allHalFormats.push_back(toString(enumVal));
+    }
+    hidl_vec<AudioFormat> allFormats;
+    EXPECT_EQ(NO_ERROR, HidlUtils::audioFormatsFromHal(allHalFormats, &allFormats));
+    EXPECT_EQ(allHalFormats.size(), allFormats.size());
+    for (size_t i = 0; i < allHalFormats.size(); ++i) {
+        EXPECT_EQ(allHalFormats[i], allFormats[i]);
+    }
+}
+
 TEST(HidlUtils, ConvertInvalidGainModeMask) {
     hidl_vec<AudioGainMode> invalid;
     EXPECT_EQ(BAD_VALUE, HidlUtils::audioGainModeMaskFromHal(kInvalidHalGainMode, &invalid));
diff --git a/audio/core/all-versions/default/Android.bp b/audio/core/all-versions/default/Android.bp
index 6be0628..e0f0860 100644
--- a/audio/core/all-versions/default/Android.bp
+++ b/audio/core/all-versions/default/Android.bp
@@ -125,13 +125,15 @@
 }
 
 cc_library_shared {
-    enabled: false,
     name: "android.hardware.audio@7.0-impl",
     defaults: ["android.hardware.audio-impl_default"],
     shared_libs: [
         "android.hardware.audio@7.0",
         "android.hardware.audio.common@7.0",
+        "android.hardware.audio.common@7.0-enums",
         "android.hardware.audio.common@7.0-util",
+        "libbase",
+        "libxml2",
     ],
     cflags: [
         "-DMAJOR_VERSION=7",
diff --git a/audio/core/all-versions/default/Conversions.cpp b/audio/core/all-versions/default/Conversions.cpp
index 28d8f78..8e0a140 100644
--- a/audio/core/all-versions/default/Conversions.cpp
+++ b/audio/core/all-versions/default/Conversions.cpp
@@ -18,8 +18,11 @@
 
 #include <stdio.h>
 
+#if MAJOR_VERSION >= 7
+#include <android_audio_policy_configuration_V7_0-enums.h>
+#endif
+#include <HidlUtils.h>
 #include <log/log.h>
-#include <media/AudioContainers.h>
 
 namespace android {
 namespace hardware {
@@ -27,73 +30,36 @@
 namespace CPP_VERSION {
 namespace implementation {
 
-// TODO(mnaganov): Use method from HidlUtils for V7
+using ::android::hardware::audio::common::CPP_VERSION::implementation::HidlUtils;
+
+#if MAJOR_VERSION <= 6
 std::string deviceAddressToHal(const DeviceAddress& address) {
-    // HAL assumes that the address is NUL-terminated.
+    audio_devices_t halDevice;
     char halAddress[AUDIO_DEVICE_MAX_ADDRESS_LEN];
-    memset(halAddress, 0, sizeof(halAddress));
-    audio_devices_t halDevice = static_cast<audio_devices_t>(address.device);
-    if (getAudioDeviceOutAllA2dpSet().count(halDevice) > 0 ||
-        halDevice == AUDIO_DEVICE_IN_BLUETOOTH_A2DP) {
-        snprintf(halAddress, sizeof(halAddress), "%02X:%02X:%02X:%02X:%02X:%02X",
-                 address.address.mac[0], address.address.mac[1], address.address.mac[2],
-                 address.address.mac[3], address.address.mac[4], address.address.mac[5]);
-    } else if (halDevice == AUDIO_DEVICE_OUT_IP || halDevice == AUDIO_DEVICE_IN_IP) {
-        snprintf(halAddress, sizeof(halAddress), "%d.%d.%d.%d", address.address.ipv4[0],
-                 address.address.ipv4[1], address.address.ipv4[2], address.address.ipv4[3]);
-    } else if (getAudioDeviceOutAllUsbSet().count(halDevice) > 0 ||
-               getAudioDeviceInAllUsbSet().count(halDevice) > 0) {
-        snprintf(halAddress, sizeof(halAddress), "card=%d;device=%d", address.address.alsa.card,
-                 address.address.alsa.device);
-    } else if (halDevice == AUDIO_DEVICE_OUT_BUS || halDevice == AUDIO_DEVICE_IN_BUS) {
-        snprintf(halAddress, sizeof(halAddress), "%s", address.busAddress.c_str());
-    } else if (halDevice == AUDIO_DEVICE_OUT_REMOTE_SUBMIX ||
-               halDevice == AUDIO_DEVICE_IN_REMOTE_SUBMIX) {
-        snprintf(halAddress, sizeof(halAddress), "%s", address.rSubmixAddress.c_str());
-    }
+    (void)deviceAddressToHal(address, &halDevice, halAddress);
     return halAddress;
 }
+#endif
+
+status_t deviceAddressToHal(const DeviceAddress& device, audio_devices_t* halDeviceType,
+                            char* halDeviceAddress) {
+#if MAJOR_VERSION >= 5
+    return HidlUtils::deviceAddressToHal(device, halDeviceType, halDeviceAddress);
+#else
+    return HidlUtils::deviceAddressToHalImpl(device, halDeviceType, halDeviceAddress);
+#endif
+}
+
+status_t deviceAddressFromHal(audio_devices_t halDeviceType, const char* halDeviceAddress,
+                              DeviceAddress* device) {
+#if MAJOR_VERSION >= 5
+    return HidlUtils::deviceAddressFromHal(halDeviceType, halDeviceAddress, device);
+#else
+    return HidlUtils::deviceAddressFromHalImpl(halDeviceType, halDeviceAddress, device);
+#endif
+}
 
 #if MAJOR_VERSION >= 4
-status_t deviceAddressFromHal(audio_devices_t device, const char* halAddress,
-                              DeviceAddress* address) {
-    if (address == nullptr) {
-        return BAD_VALUE;
-    }
-    address->device = AudioDevice(device);
-    if (halAddress == nullptr || strnlen(halAddress, AUDIO_DEVICE_MAX_ADDRESS_LEN) == 0) {
-        return OK;
-    }
-
-    if (getAudioDeviceOutAllA2dpSet().count(device) > 0 ||
-        device == AUDIO_DEVICE_IN_BLUETOOTH_A2DP) {
-        int status =
-            sscanf(halAddress, "%hhX:%hhX:%hhX:%hhX:%hhX:%hhX", &address->address.mac[0],
-                   &address->address.mac[1], &address->address.mac[2], &address->address.mac[3],
-                   &address->address.mac[4], &address->address.mac[5]);
-        return status == 6 ? OK : BAD_VALUE;
-    } else if (device == AUDIO_DEVICE_OUT_IP || device == AUDIO_DEVICE_IN_IP) {
-        int status =
-            sscanf(halAddress, "%hhu.%hhu.%hhu.%hhu", &address->address.ipv4[0],
-                   &address->address.ipv4[1], &address->address.ipv4[2], &address->address.ipv4[3]);
-        return status == 4 ? OK : BAD_VALUE;
-    } else if (getAudioDeviceOutAllUsbSet().count(device) > 0 ||
-               getAudioDeviceInAllUsbSet().count(device) > 0) {
-        int status = sscanf(halAddress, "card=%d;device=%d", &address->address.alsa.card,
-                            &address->address.alsa.device);
-        return status == 2 ? OK : BAD_VALUE;
-    } else if (device == AUDIO_DEVICE_OUT_BUS || device == AUDIO_DEVICE_IN_BUS) {
-        address->busAddress = halAddress;
-        return OK;
-    } else if (device == AUDIO_DEVICE_OUT_REMOTE_SUBMIX ||
-               device == AUDIO_DEVICE_IN_REMOTE_SUBMIX) {
-        address->rSubmixAddress = halAddress;
-        return OK;
-    }
-    address->busAddress = halAddress;
-    return OK;
-}
-
 bool halToMicrophoneCharacteristics(MicrophoneInfo* pDst,
                                     const struct audio_microphone_characteristic_t& src) {
     bool status = false;
@@ -131,6 +97,44 @@
     }
     return status;
 }
+#endif  // MAJOR_VERSION >= 4
+
+#if MAJOR_VERSION >= 7
+namespace xsd {
+using namespace ::android::audio::policy::configuration::V7_0;
+}
+
+bool audioInputFlagsToHal(const hidl_vec<AudioInOutFlag>& flags, audio_input_flags_t* halFlags) {
+    bool success = true;
+    *halFlags = {};
+    for (const auto& flag : flags) {
+        audio_input_flags_t halFlag;
+        if (!xsd::isUnknownAudioInOutFlag(flag) &&
+            audio_input_flag_from_string(flag.c_str(), &halFlag)) {
+            *halFlags = static_cast<audio_input_flags_t>(*halFlags | halFlag);
+        } else {
+            ALOGE("Unknown audio input flag \"%s\"", flag.c_str());
+            success = false;
+        }
+    }
+    return success;
+}
+
+bool audioOutputFlagsToHal(const hidl_vec<AudioInOutFlag>& flags, audio_output_flags_t* halFlags) {
+    bool success = true;
+    *halFlags = {};
+    for (const auto& flag : flags) {
+        audio_output_flags_t halFlag;
+        if (!xsd::isUnknownAudioInOutFlag(flag) &&
+            audio_output_flag_from_string(flag.c_str(), &halFlag)) {
+            *halFlags = static_cast<audio_output_flags_t>(*halFlags | halFlag);
+        } else {
+            ALOGE("Unknown audio output flag \"%s\"", flag.c_str());
+            success = false;
+        }
+    }
+    return success;
+}
 #endif
 
 }  // namespace implementation
diff --git a/audio/core/all-versions/default/Device.cpp b/audio/core/all-versions/default/Device.cpp
index 3c28159..bb69f0b 100644
--- a/audio/core/all-versions/default/Device.cpp
+++ b/audio/core/all-versions/default/Device.cpp
@@ -150,63 +150,76 @@
 std::tuple<Result, sp<IStreamOut>> Device::openOutputStreamImpl(int32_t ioHandle,
                                                                 const DeviceAddress& device,
                                                                 const AudioConfig& config,
-                                                                AudioOutputFlagBitfield flags,
+                                                                const AudioOutputFlags& flags,
                                                                 AudioConfig* suggestedConfig) {
     audio_config_t halConfig;
     HidlUtils::audioConfigToHal(config, &halConfig);
     audio_stream_out_t* halStream;
-    ALOGV(
-        "open_output_stream handle: %d devices: %x flags: %#x "
-        "srate: %d format %#x channels %x address %s",
-        ioHandle, static_cast<audio_devices_t>(device.device),
-        static_cast<audio_output_flags_t>(flags), halConfig.sample_rate, halConfig.format,
-        halConfig.channel_mask, deviceAddressToHal(device).c_str());
-    int status =
-        mDevice->open_output_stream(mDevice, ioHandle, static_cast<audio_devices_t>(device.device),
-                                    static_cast<audio_output_flags_t>(flags), &halConfig,
-                                    &halStream, deviceAddressToHal(device).c_str());
+    audio_devices_t halDevice;
+    char halDeviceAddress[AUDIO_DEVICE_MAX_ADDRESS_LEN];
+    if (deviceAddressToHal(device, &halDevice, halDeviceAddress) != NO_ERROR) {
+        return {Result::INVALID_ARGUMENTS, nullptr};
+    }
+    audio_output_flags_t halFlags;
+    if (!audioOutputFlagsToHal(flags, &halFlags)) {
+        return {Result::INVALID_ARGUMENTS, nullptr};
+    }
+    ALOGV("open_output_stream handle: %d devices: %x flags: %#x "
+          "srate: %d format %#x channels %x address %s",
+          ioHandle, halDevice, halFlags, halConfig.sample_rate, halConfig.format,
+          halConfig.channel_mask, halDeviceAddress);
+    int status = mDevice->open_output_stream(mDevice, ioHandle, halDevice, halFlags, &halConfig,
+                                             &halStream, halDeviceAddress);
     ALOGV("open_output_stream status %d stream %p", status, halStream);
     sp<IStreamOut> streamOut;
     if (status == OK) {
         streamOut = new StreamOut(this, halStream);
         ++mOpenedStreamsCount;
     }
-    status_t convertStatus = HidlUtils::audioConfigFromHal(halConfig, suggestedConfig);
+    status_t convertStatus =
+            HidlUtils::audioConfigFromHal(halConfig, false /*isInput*/, suggestedConfig);
     ALOGW_IF(convertStatus != OK, "%s: suggested config with incompatible fields", __func__);
     return {analyzeStatus("open_output_stream", status, {EINVAL} /*ignore*/), streamOut};
 }
 
 std::tuple<Result, sp<IStreamIn>> Device::openInputStreamImpl(
-    int32_t ioHandle, const DeviceAddress& device, const AudioConfig& config,
-    AudioInputFlagBitfield flags, AudioSource source, AudioConfig* suggestedConfig) {
+        int32_t ioHandle, const DeviceAddress& device, const AudioConfig& config,
+        const AudioInputFlags& flags, AudioSource source, AudioConfig* suggestedConfig) {
     audio_config_t halConfig;
     HidlUtils::audioConfigToHal(config, &halConfig);
     audio_stream_in_t* halStream;
-    ALOGV(
-        "open_input_stream handle: %d devices: %x flags: %#x "
-        "srate: %d format %#x channels %x address %s source %d",
-        ioHandle, static_cast<audio_devices_t>(device.device),
-        static_cast<audio_input_flags_t>(flags), halConfig.sample_rate, halConfig.format,
-        halConfig.channel_mask, deviceAddressToHal(device).c_str(),
-        static_cast<audio_source_t>(source));
-    int status = mDevice->open_input_stream(
-        mDevice, ioHandle, static_cast<audio_devices_t>(device.device), &halConfig, &halStream,
-        static_cast<audio_input_flags_t>(flags), deviceAddressToHal(device).c_str(),
-        static_cast<audio_source_t>(source));
+    audio_devices_t halDevice;
+    char halDeviceAddress[AUDIO_DEVICE_MAX_ADDRESS_LEN];
+    if (deviceAddressToHal(device, &halDevice, halDeviceAddress) != NO_ERROR) {
+        return {Result::INVALID_ARGUMENTS, nullptr};
+    }
+    audio_input_flags_t halFlags;
+    audio_source_t halSource;
+    if (!audioInputFlagsToHal(flags, &halFlags) ||
+        HidlUtils::audioSourceToHal(source, &halSource) != NO_ERROR) {
+        return {Result::INVALID_ARGUMENTS, nullptr};
+    }
+    ALOGV("open_input_stream handle: %d devices: %x flags: %#x "
+          "srate: %d format %#x channels %x address %s source %d",
+          ioHandle, halDevice, halFlags, halConfig.sample_rate, halConfig.format,
+          halConfig.channel_mask, halDeviceAddress, halSource);
+    int status = mDevice->open_input_stream(mDevice, ioHandle, halDevice, &halConfig, &halStream,
+                                            halFlags, halDeviceAddress, halSource);
     ALOGV("open_input_stream status %d stream %p", status, halStream);
     sp<IStreamIn> streamIn;
     if (status == OK) {
         streamIn = new StreamIn(this, halStream);
         ++mOpenedStreamsCount;
     }
-    status_t convertStatus = HidlUtils::audioConfigFromHal(halConfig, suggestedConfig);
+    status_t convertStatus =
+            HidlUtils::audioConfigFromHal(halConfig, true /*isInput*/, suggestedConfig);
     ALOGW_IF(convertStatus != OK, "%s: suggested config with incompatible fields", __func__);
     return {analyzeStatus("open_input_stream", status, {EINVAL} /*ignore*/), streamIn};
 }
 
 #if MAJOR_VERSION == 2
 Return<void> Device::openOutputStream(int32_t ioHandle, const DeviceAddress& device,
-                                      const AudioConfig& config, AudioOutputFlagBitfield flags,
+                                      const AudioConfig& config, AudioOutputFlags flags,
                                       openOutputStream_cb _hidl_cb) {
     AudioConfig suggestedConfig;
     auto [result, streamOut] =
@@ -216,7 +229,7 @@
 }
 
 Return<void> Device::openInputStream(int32_t ioHandle, const DeviceAddress& device,
-                                     const AudioConfig& config, AudioInputFlagBitfield flags,
+                                     const AudioConfig& config, AudioInputFlags flags,
                                      AudioSource source, openInputStream_cb _hidl_cb) {
     AudioConfig suggestedConfig;
     auto [result, streamIn] =
@@ -227,7 +240,12 @@
 
 #elif MAJOR_VERSION >= 4
 Return<void> Device::openOutputStream(int32_t ioHandle, const DeviceAddress& device,
-                                      const AudioConfig& config, AudioOutputFlagBitfield flags,
+                                      const AudioConfig& config,
+#if MAJOR_VERSION <= 6
+                                      AudioOutputFlags flags,
+#else
+                                      const AudioOutputFlags& flags,
+#endif
                                       const SourceMetadata& sourceMetadata,
                                       openOutputStream_cb _hidl_cb) {
     AudioConfig suggestedConfig;
@@ -241,7 +259,12 @@
 }
 
 Return<void> Device::openInputStream(int32_t ioHandle, const DeviceAddress& device,
-                                     const AudioConfig& config, AudioInputFlagBitfield flags,
+                                     const AudioConfig& config,
+#if MAJOR_VERSION <= 6
+                                     AudioInputFlags flags,
+#else
+                                     const AudioInputFlags& flags,
+#endif
                                      const SinkMetadata& sinkMetadata,
                                      openInputStream_cb _hidl_cb) {
     if (sinkMetadata.tracks.size() == 0) {
@@ -271,9 +294,7 @@
 Return<void> Device::createAudioPatch(const hidl_vec<AudioPortConfig>& sources,
                                       const hidl_vec<AudioPortConfig>& sinks,
                                       createAudioPatch_cb _hidl_cb) {
-    auto [retval, patch] = createOrUpdateAudioPatch(
-            static_cast<AudioPatchHandle>(AudioHandleConsts::AUDIO_PATCH_HANDLE_NONE), sources,
-            sinks);
+    auto [retval, patch] = createOrUpdateAudioPatch(AudioPatchHandle{}, sources, sinks);
     _hidl_cb(retval, patch);
     return Void();
 }
@@ -454,7 +475,7 @@
                                       const hidl_vec<AudioPortConfig>& sources,
                                       const hidl_vec<AudioPortConfig>& sinks,
                                       createAudioPatch_cb _hidl_cb) {
-    if (previousPatch != static_cast<int32_t>(AudioHandleConsts::AUDIO_PATCH_HANDLE_NONE)) {
+    if (previousPatch != static_cast<int32_t>(AudioPatchHandle{})) {
         auto [retval, patch] = createOrUpdateAudioPatch(previousPatch, sources, sinks);
         _hidl_cb(retval, patch);
     } else {
diff --git a/audio/core/all-versions/default/ParametersUtil.cpp b/audio/core/all-versions/default/ParametersUtil.cpp
index 0c8e28a..694eb73 100644
--- a/audio/core/all-versions/default/ParametersUtil.cpp
+++ b/audio/core/all-versions/default/ParametersUtil.cpp
@@ -149,9 +149,15 @@
     }
     return setParams(params);
 }
+
 Result ParametersUtil::setParam(const char* name, const DeviceAddress& address) {
-    AudioParameter params(String8(deviceAddressToHal(address).c_str()));
-    params.addInt(String8(name), int(address.device));
+    audio_devices_t halDeviceType;
+    char halDeviceAddress[AUDIO_DEVICE_MAX_ADDRESS_LEN];
+    if (deviceAddressToHal(address, &halDeviceType, halDeviceAddress) != NO_ERROR) {
+        return Result::INVALID_ARGUMENTS;
+    }
+    AudioParameter params{String8(halDeviceAddress)};
+    params.addInt(String8(name), halDeviceType);
     return setParams(params);
 }
 
diff --git a/audio/core/all-versions/default/PrimaryDevice.cpp b/audio/core/all-versions/default/PrimaryDevice.cpp
index 11c1c5a..fe56177 100644
--- a/audio/core/all-versions/default/PrimaryDevice.cpp
+++ b/audio/core/all-versions/default/PrimaryDevice.cpp
@@ -73,28 +73,36 @@
 
 #if MAJOR_VERSION == 2
 Return<void> PrimaryDevice::openOutputStream(int32_t ioHandle, const DeviceAddress& device,
-                                             const AudioConfig& config,
-                                             AudioOutputFlagBitfield flags,
+                                             const AudioConfig& config, AudioOutputFlags flags,
                                              openOutputStream_cb _hidl_cb) {
     return mDevice->openOutputStream(ioHandle, device, config, flags, _hidl_cb);
 }
 
 Return<void> PrimaryDevice::openInputStream(int32_t ioHandle, const DeviceAddress& device,
-                                            const AudioConfig& config, AudioInputFlagBitfield flags,
+                                            const AudioConfig& config, AudioInputFlags flags,
                                             AudioSource source, openInputStream_cb _hidl_cb) {
     return mDevice->openInputStream(ioHandle, device, config, flags, source, _hidl_cb);
 }
 #elif MAJOR_VERSION >= 4
 Return<void> PrimaryDevice::openOutputStream(int32_t ioHandle, const DeviceAddress& device,
                                              const AudioConfig& config,
-                                             AudioOutputFlagBitfield flags,
+#if MAJOR_VERSION <= 6
+                                             AudioOutputFlags flags,
+#else
+                                             const AudioOutputFlags& flags,
+#endif
                                              const SourceMetadata& sourceMetadata,
                                              openOutputStream_cb _hidl_cb) {
     return mDevice->openOutputStream(ioHandle, device, config, flags, sourceMetadata, _hidl_cb);
 }
 
 Return<void> PrimaryDevice::openInputStream(int32_t ioHandle, const DeviceAddress& device,
-                                            const AudioConfig& config, AudioInputFlagBitfield flags,
+                                            const AudioConfig& config,
+#if MAJOR_VERSION <= 6
+                                            AudioInputFlags flags,
+#else
+                                            const AudioInputFlags& flags,
+#endif
                                             const SinkMetadata& sinkMetadata,
                                             openInputStream_cb _hidl_cb) {
     return mDevice->openInputStream(ioHandle, device, config, flags, sinkMetadata, _hidl_cb);
diff --git a/audio/core/all-versions/default/Stream.cpp b/audio/core/all-versions/default/Stream.cpp
index 74e5945..c74079d 100644
--- a/audio/core/all-versions/default/Stream.cpp
+++ b/audio/core/all-versions/default/Stream.cpp
@@ -23,6 +23,7 @@
 
 #include <inttypes.h>
 
+#include <HidlUtils.h>
 #include <android/log.h>
 #include <hardware/audio.h>
 #include <hardware/audio_effect.h>
@@ -35,7 +36,11 @@
 namespace CPP_VERSION {
 namespace implementation {
 
-Stream::Stream(audio_stream_t* stream) : mStream(stream) {}
+using ::android::hardware::audio::common::CPP_VERSION::implementation::HidlUtils;
+
+Stream::Stream(bool isInput, audio_stream_t* stream) : mIsInput(isInput), mStream(stream) {
+    (void)mIsInput;  // prevent 'unused field' warnings in pre-V7 versions.
+}
 
 Stream::~Stream() {
     mStream = nullptr;
@@ -78,6 +83,7 @@
     return mStream->get_buffer_size(mStream);
 }
 
+#if MAJOR_VERSION <= 6
 Return<uint32_t> Stream::getSampleRate() {
     return mStream->get_sample_rate(mStream);
 }
@@ -201,6 +207,96 @@
     return Void();
 }
 
+#else  // MAJOR_VERSION <= 6
+
+Return<void> Stream::getSupportedProfiles(getSupportedProfiles_cb _hidl_cb) {
+    String8 halListValue;
+    Result result = getParam(AudioParameter::keyStreamSupportedFormats, &halListValue);
+    hidl_vec<AudioProfile> profiles;
+    if (result != Result::OK) {
+        _hidl_cb(result, profiles);
+        return Void();
+    }
+    // Ensure that the separator is one character, despite that it's defined as a C string.
+    static_assert(sizeof(AUDIO_PARAMETER_VALUE_LIST_SEPARATOR) == 2);
+    std::vector<std::string> halFormats =
+            util::splitString(halListValue.string(), AUDIO_PARAMETER_VALUE_LIST_SEPARATOR[0]);
+    hidl_vec<AudioFormat> formats;
+    (void)HidlUtils::audioFormatsFromHal(halFormats, &formats);
+    std::vector<AudioProfile> tempProfiles;
+    for (const auto& format : formats) {
+        audio_format_t halFormat;
+        if (status_t status = HidlUtils::audioFormatToHal(format, &halFormat); status != NO_ERROR) {
+            continue;
+        }
+        AudioParameter context;
+        context.addInt(String8(AUDIO_PARAMETER_STREAM_FORMAT), int(halFormat));
+        // Query supported sample rates for the format.
+        result = getParam(AudioParameter::keyStreamSupportedSamplingRates, &halListValue, context);
+        if (result != Result::OK) break;
+        std::vector<std::string> halSampleRates =
+                util::splitString(halListValue.string(), AUDIO_PARAMETER_VALUE_LIST_SEPARATOR[0]);
+        hidl_vec<uint32_t> sampleRates;
+        sampleRates.resize(halSampleRates.size());
+        for (size_t i = 0; i < sampleRates.size(); ++i) {
+            sampleRates[i] = std::stoi(halSampleRates[i]);
+        }
+        // Query supported channel masks for the format.
+        result = getParam(AudioParameter::keyStreamSupportedChannels, &halListValue, context);
+        if (result != Result::OK) break;
+        std::vector<std::string> halChannelMasks =
+                util::splitString(halListValue.string(), AUDIO_PARAMETER_VALUE_LIST_SEPARATOR[0]);
+        hidl_vec<AudioChannelMask> channelMasks;
+        (void)HidlUtils::audioChannelMasksFromHal(halChannelMasks, &channelMasks);
+        // Create a profile.
+        if (channelMasks.size() != 0 && sampleRates.size() != 0) {
+            tempProfiles.push_back({.format = format,
+                                    .sampleRates = std::move(sampleRates),
+                                    .channelMasks = std::move(channelMasks)});
+        }
+    }
+    // Legacy get_parameter does not return a status_t, thus can not advertise of failure.
+    // Note that the method must not return an empty list if this capability is supported.
+    if (!tempProfiles.empty()) {
+        profiles = tempProfiles;
+    } else {
+        result = Result::NOT_SUPPORTED;
+    }
+    _hidl_cb(result, profiles);
+    return Void();
+}
+
+Return<void> Stream::getAudioProperties(getAudioProperties_cb _hidl_cb) {
+    audio_config_base_t halConfigBase = {mStream->get_sample_rate(mStream),
+                                         mStream->get_channels(mStream),
+                                         mStream->get_format(mStream)};
+    AudioConfigBase configBase = {};
+    status_t status = HidlUtils::audioConfigBaseFromHal(halConfigBase, mIsInput, &configBase);
+    _hidl_cb(Stream::analyzeStatus("get_audio_properties", status), configBase);
+    return Void();
+}
+
+Return<Result> Stream::setAudioProperties(const AudioConfigBase& config) {
+    audio_config_base_t halConfigBase = {};
+    status_t status = HidlUtils::audioConfigBaseToHal(config, &halConfigBase);
+    if (status != NO_ERROR) {
+        return Stream::analyzeStatus("set_audio_properties", status);
+    }
+    if (Result result = setParam(AudioParameter::keySamplingRate,
+                                 static_cast<int>(halConfigBase.sample_rate));
+        result != Result::OK) {
+        return result;
+    }
+    if (Result result =
+                setParam(AudioParameter::keyChannels, static_cast<int>(halConfigBase.channel_mask));
+        result != Result::OK) {
+        return result;
+    }
+    return setParam(AudioParameter::keyFormat, static_cast<int>(halConfigBase.format));
+}
+
+#endif  // MAJOR_VERSION <= 6
+
 Return<Result> Stream::addEffect(uint64_t effectId) {
     effect_handle_t halEffect = EffectMap::getInstance().get(effectId);
     if (halEffect != NULL) {
@@ -257,12 +353,14 @@
 }
 #elif MAJOR_VERSION >= 4
 Return<void> Stream::getDevices(getDevices_cb _hidl_cb) {
-    int device = 0;
-    Result retval = getParam(AudioParameter::keyRouting, &device);
+    int halDevice = 0;
+    Result retval = getParam(AudioParameter::keyRouting, &halDevice);
     hidl_vec<DeviceAddress> devices;
     if (retval == Result::OK) {
         devices.resize(1);
-        devices[0].device = static_cast<AudioDevice>(device);
+        retval = Stream::analyzeStatus("get_devices",
+                                       deviceAddressFromHal(static_cast<audio_devices_t>(halDevice),
+                                                            nullptr, &devices[0]));
     }
     _hidl_cb(retval, devices);
     return Void();
@@ -273,14 +371,13 @@
     if (devices.size() > 1) {
         return Result::NOT_SUPPORTED;
     }
-    DeviceAddress address;
+    DeviceAddress address{};
     if (devices.size() == 1) {
         address = devices[0];
-    } else {
-        address.device = AudioDevice::NONE;
     }
     return setParam(AudioParameter::keyRouting, address);
 }
+
 Return<void> Stream::getParameters(const hidl_vec<ParameterValue>& context,
                                    const hidl_vec<hidl_string>& keys, getParameters_cb _hidl_cb) {
     getParametersImpl(context, keys, _hidl_cb);
diff --git a/audio/core/all-versions/default/StreamIn.cpp b/audio/core/all-versions/default/StreamIn.cpp
index f1152ca..ead7204 100644
--- a/audio/core/all-versions/default/StreamIn.cpp
+++ b/audio/core/all-versions/default/StreamIn.cpp
@@ -24,11 +24,12 @@
 //#define LOG_NDEBUG 0
 #define ATRACE_TAG ATRACE_TAG_AUDIO
 
+#include <HidlUtils.h>
 #include <android/log.h>
 #include <hardware/audio.h>
 #include <utils/Trace.h>
-#include <memory>
 #include <cmath>
+#include <memory>
 
 namespace android {
 namespace hardware {
@@ -36,6 +37,8 @@
 namespace CPP_VERSION {
 namespace implementation {
 
+using ::android::hardware::audio::common::CPP_VERSION::implementation::HidlUtils;
+
 namespace {
 
 class ReadThread : public Thread {
@@ -141,7 +144,7 @@
 StreamIn::StreamIn(const sp<Device>& device, audio_stream_in_t* stream)
     : mDevice(device),
       mStream(stream),
-      mStreamCommon(new Stream(&stream->common)),
+      mStreamCommon(new Stream(true /*isInput*/, &stream->common)),
       mStreamMmap(new StreamMmap<audio_stream_in_t>(stream)),
       mEfGroup(nullptr),
       mStopReadThread(false) {}
@@ -177,6 +180,7 @@
     return mStreamCommon->getBufferSize();
 }
 
+#if MAJOR_VERSION <= 6
 Return<uint32_t> StreamIn::getSampleRate() {
     return mStreamCommon->getSampleRate();
 }
@@ -223,6 +227,18 @@
     return mStreamCommon->setFormat(format);
 }
 
+#else
+
+Return<void> StreamIn::getSupportedProfiles(getSupportedProfiles_cb _hidl_cb) {
+    return mStreamCommon->getSupportedProfiles(_hidl_cb);
+}
+
+Return<Result> StreamIn::setAudioProperties(const AudioConfigBase& config) {
+    return mStreamCommon->setAudioProperties(config);
+}
+
+#endif  // MAJOR_VERSION <= 6
+
 Return<void> StreamIn::getAudioProperties(getAudioProperties_cb _hidl_cb) {
     return mStreamCommon->getAudioProperties(_hidl_cb);
 }
@@ -321,9 +337,11 @@
 Return<void> StreamIn::getAudioSource(getAudioSource_cb _hidl_cb) {
     int halSource;
     Result retval = mStreamCommon->getParam(AudioParameter::keyInputSource, &halSource);
-    AudioSource source(AudioSource::DEFAULT);
+    AudioSource source = {};
     if (retval == Result::OK) {
-        source = AudioSource(halSource);
+        retval = Stream::analyzeStatus(
+                "get_audio_source",
+                HidlUtils::audioSourceFromHal(static_cast<audio_source_t>(halSource), &source));
     }
     _hidl_cb(retval, source);
     return Void();
@@ -340,7 +358,11 @@
 Return<void> StreamIn::prepareForReading(uint32_t frameSize, uint32_t framesCount,
                                          prepareForReading_cb _hidl_cb) {
     status_t status;
+#if MAJOR_VERSION <= 6
     ThreadInfo threadInfo = {0, 0};
+#else
+    int32_t threadInfo = 0;
+#endif
 
     // Wrap the _hidl_cb to return an error
     auto sendError = [&threadInfo, &_hidl_cb](Result result) {
@@ -410,8 +432,12 @@
     mStatusMQ = std::move(tempStatusMQ);
     mReadThread = tempReadThread.release();
     mEfGroup = tempElfGroup.release();
+#if MAJOR_VERSION <= 6
     threadInfo.pid = getpid();
     threadInfo.tid = mReadThread->getTid();
+#else
+    threadInfo = mReadThread->getTid();
+#endif
     _hidl_cb(Result::OK, *mCommandMQ->getDesc(), *mDataMQ->getDesc(), *mStatusMQ->getDesc(),
              threadInfo);
     return Void();
@@ -459,16 +485,13 @@
     std::vector<record_track_metadata> halTracks;
     halTracks.reserve(sinkMetadata.tracks.size());
     for (auto& metadata : sinkMetadata.tracks) {
-        record_track_metadata halTrackMetadata = {
-            .source = static_cast<audio_source_t>(metadata.source), .gain = metadata.gain};
+        record_track_metadata halTrackMetadata = {.gain = metadata.gain};
+        (void)HidlUtils::audioSourceToHal(metadata.source, &halTrackMetadata.source);
 #if MAJOR_VERSION >= 5
         if (metadata.destination.getDiscriminator() ==
             RecordTrackMetadata::Destination::hidl_discriminator::device) {
-            halTrackMetadata.dest_device =
-                static_cast<audio_devices_t>(metadata.destination.device().device);
-            strncpy(halTrackMetadata.dest_device_address,
-                    deviceAddressToHal(metadata.destination.device()).c_str(),
-                    AUDIO_DEVICE_MAX_ADDRESS_LEN);
+            (void)deviceAddressToHal(metadata.destination.device(), &halTrackMetadata.dest_device,
+                                     halTrackMetadata.dest_device_address);
         }
 #endif
         halTracks.push_back(halTrackMetadata);
diff --git a/audio/core/all-versions/default/StreamOut.cpp b/audio/core/all-versions/default/StreamOut.cpp
index 007eb45..5633cbb 100644
--- a/audio/core/all-versions/default/StreamOut.cpp
+++ b/audio/core/all-versions/default/StreamOut.cpp
@@ -26,6 +26,7 @@
 
 #include <memory>
 
+#include <HidlUtils.h>
 #include <android/log.h>
 #include <hardware/audio.h>
 #include <utils/Trace.h>
@@ -36,6 +37,8 @@
 namespace CPP_VERSION {
 namespace implementation {
 
+using ::android::hardware::audio::common::CPP_VERSION::implementation::HidlUtils;
+
 namespace {
 
 class WriteThread : public Thread {
@@ -142,7 +145,7 @@
 StreamOut::StreamOut(const sp<Device>& device, audio_stream_out_t* stream)
     : mDevice(device),
       mStream(stream),
-      mStreamCommon(new Stream(&stream->common)),
+      mStreamCommon(new Stream(false /*isInput*/, &stream->common)),
       mStreamMmap(new StreamMmap<audio_stream_out_t>(stream)),
       mEfGroup(nullptr),
       mStopWriteThread(false) {}
@@ -182,6 +185,7 @@
     return mStreamCommon->getBufferSize();
 }
 
+#if MAJOR_VERSION <= 6
 Return<uint32_t> StreamOut::getSampleRate() {
     return mStreamCommon->getSampleRate();
 }
@@ -228,6 +232,18 @@
     return mStreamCommon->setFormat(format);
 }
 
+#else
+
+Return<void> StreamOut::getSupportedProfiles(getSupportedProfiles_cb _hidl_cb) {
+    return mStreamCommon->getSupportedProfiles(_hidl_cb);
+}
+
+Return<Result> StreamOut::setAudioProperties(const AudioConfigBase& config) {
+    return mStreamCommon->setAudioProperties(config);
+}
+
+#endif  // MAJOR_VERSION <= 6
+
 Return<void> StreamOut::getAudioProperties(getAudioProperties_cb _hidl_cb) {
     return mStreamCommon->getAudioProperties(_hidl_cb);
 }
@@ -327,7 +343,11 @@
 Return<void> StreamOut::prepareForWriting(uint32_t frameSize, uint32_t framesCount,
                                           prepareForWriting_cb _hidl_cb) {
     status_t status;
+#if MAJOR_VERSION <= 6
     ThreadInfo threadInfo = {0, 0};
+#else
+    int32_t threadInfo = 0;
+#endif
 
     // Wrap the _hidl_cb to return an error
     auto sendError = [&threadInfo, &_hidl_cb](Result result) {
@@ -396,8 +416,12 @@
     mStatusMQ = std::move(tempStatusMQ);
     mWriteThread = tempWriteThread.release();
     mEfGroup = tempElfGroup.release();
+#if MAJOR_VERSION <= 6
     threadInfo.pid = getpid();
     threadInfo.tid = mWriteThread->getTid();
+#else
+    threadInfo = mWriteThread->getTid();
+#endif
     _hidl_cb(Result::OK, *mCommandMQ->getDesc(), *mDataMQ->getDesc(), *mStatusMQ->getDesc(),
              threadInfo);
     return Void();
@@ -565,14 +589,14 @@
     if (mStream->update_source_metadata == nullptr) {
         return Void();  // not supported by the HAL
     }
-    std::vector<playback_track_metadata> halTracks;
+    std::vector<playback_track_metadata_t> halTracks;
     halTracks.reserve(sourceMetadata.tracks.size());
     for (auto& metadata : sourceMetadata.tracks) {
-        halTracks.push_back({
-            .usage = static_cast<audio_usage_t>(metadata.usage),
-            .content_type = static_cast<audio_content_type_t>(metadata.contentType),
-            .gain = metadata.gain,
-        });
+        playback_track_metadata_t halTrackMetadata = {.gain = metadata.gain};
+        (void)HidlUtils::audioUsageToHal(metadata.usage, &halTrackMetadata.usage);
+        (void)HidlUtils::audioContentTypeToHal(metadata.contentType,
+                                               &halTrackMetadata.content_type);
+        halTracks.push_back(std::move(halTrackMetadata));
     }
     const source_metadata_t halMetadata = {
         .track_count = halTracks.size(),
diff --git a/audio/core/all-versions/default/include/core/default/Conversions.h b/audio/core/all-versions/default/include/core/default/Conversions.h
index cb7914f..2372771 100644
--- a/audio/core/all-versions/default/include/core/default/Conversions.h
+++ b/audio/core/all-versions/default/include/core/default/Conversions.h
@@ -23,22 +23,54 @@
 
 #include <system/audio.h>
 
+#include <VersionUtils.h>
+
 namespace android {
 namespace hardware {
 namespace audio {
 namespace CPP_VERSION {
 namespace implementation {
 
+using ::android::hardware::hidl_vec;
 using namespace ::android::hardware::audio::common::CPP_VERSION;
 using namespace ::android::hardware::audio::CPP_VERSION;
 
+#if MAJOR_VERSION <= 6
+// Temporary version for compatibility with forks of the default implementation.
+// Will be removed, do not use!
 std::string deviceAddressToHal(const DeviceAddress& address);
+#endif
+
+status_t deviceAddressToHal(const DeviceAddress& device, audio_devices_t* halDeviceType,
+                            char* halDeviceAddress);
+status_t deviceAddressFromHal(audio_devices_t halDeviceType, const char* halDeviceAddress,
+                              DeviceAddress* device);
 
 #if MAJOR_VERSION >= 4
 bool halToMicrophoneCharacteristics(MicrophoneInfo* pDst,
                                     const struct audio_microphone_characteristic_t& src);
 #endif
 
+#if MAJOR_VERSION <= 6
+using AudioInputFlags =
+        ::android::hardware::audio::common::CPP_VERSION::implementation::AudioInputFlagBitfield;
+using AudioOutputFlags =
+        ::android::hardware::audio::common::CPP_VERSION::implementation::AudioOutputFlagBitfield;
+
+inline bool audioInputFlagsToHal(AudioInputFlags flags, audio_input_flags_t* halFlags) {
+    *halFlags = static_cast<audio_input_flags_t>(flags);
+    return true;
+}
+
+inline bool audioOutputFlagsToHal(AudioOutputFlags flags, audio_output_flags_t* halFlags) {
+    *halFlags = static_cast<audio_output_flags_t>(flags);
+    return true;
+}
+#else
+bool audioInputFlagsToHal(const hidl_vec<AudioInOutFlag>& flags, audio_input_flags_t* halFlags);
+bool audioOutputFlagsToHal(const hidl_vec<AudioInOutFlag>& flags, audio_output_flags_t* halFlags);
+#endif
+
 }  // namespace implementation
 }  // namespace CPP_VERSION
 }  // namespace audio
diff --git a/audio/core/all-versions/default/include/core/default/Device.h b/audio/core/all-versions/default/include/core/default/Device.h
index 907acd7..461c253 100644
--- a/audio/core/all-versions/default/include/core/default/Device.h
+++ b/audio/core/all-versions/default/include/core/default/Device.h
@@ -44,8 +44,13 @@
 using ::android::hardware::Return;
 using ::android::hardware::Void;
 #if MAJOR_VERSION <= 6
-using ::android::hardware::audio::common::CPP_VERSION::implementation::AudioInputFlagBitfield;
-using ::android::hardware::audio::common::CPP_VERSION::implementation::AudioOutputFlagBitfield;
+using AudioInputFlags =
+        ::android::hardware::audio::common::CPP_VERSION::implementation::AudioInputFlagBitfield;
+using AudioOutputFlags =
+        ::android::hardware::audio::common::CPP_VERSION::implementation::AudioOutputFlagBitfield;
+#else
+using AudioInputFlags = hidl_vec<::android::hardware::audio::CPP_VERSION::AudioInOutFlag>;
+using AudioOutputFlags = hidl_vec<::android::hardware::audio::CPP_VERSION::AudioInOutFlag>;
 #endif
 using namespace ::android::hardware::audio::common::CPP_VERSION;
 using namespace ::android::hardware::audio::CPP_VERSION;
@@ -67,28 +72,36 @@
     std::tuple<Result, sp<IStreamOut>> openOutputStreamImpl(int32_t ioHandle,
                                                             const DeviceAddress& device,
                                                             const AudioConfig& config,
-                                                            AudioOutputFlagBitfield flags,
+                                                            const AudioOutputFlags& flags,
                                                             AudioConfig* suggestedConfig);
     std::tuple<Result, sp<IStreamIn>> openInputStreamImpl(
-        int32_t ioHandle, const DeviceAddress& device, const AudioConfig& config,
-        AudioInputFlagBitfield flags, AudioSource source, AudioConfig* suggestedConfig);
-#if MAJOR_VERSION == 2
+            int32_t ioHandle, const DeviceAddress& device, const AudioConfig& config,
+            const AudioInputFlags& flags, AudioSource source, AudioConfig* suggestedConfig);
+
     Return<void> openOutputStream(int32_t ioHandle, const DeviceAddress& device,
-                                  const AudioConfig& config, AudioOutputFlagBitfield flags,
-                                  openOutputStream_cb _hidl_cb) override;
-    Return<void> openInputStream(int32_t ioHandle, const DeviceAddress& device,
-                                 const AudioConfig& config, AudioInputFlagBitfield flags,
-                                 AudioSource source, openInputStream_cb _hidl_cb) override;
-#elif MAJOR_VERSION >= 4
-    Return<void> openOutputStream(int32_t ioHandle, const DeviceAddress& device,
-                                  const AudioConfig& config, AudioOutputFlagBitfield flags,
-                                  const SourceMetadata& sourceMetadata,
-                                  openOutputStream_cb _hidl_cb) override;
-    Return<void> openInputStream(int32_t ioHandle, const DeviceAddress& device,
-                                 const AudioConfig& config, AudioInputFlagBitfield flags,
-                                 const SinkMetadata& sinkMetadata,
-                                 openInputStream_cb _hidl_cb) override;
+                                  const AudioConfig& config,
+#if MAJOR_VERSION <= 6
+                                  AudioOutputFlags flags,
+#else
+                                  const AudioOutputFlags& flags,
 #endif
+#if MAJOR_VERSION >= 4
+                                  const SourceMetadata& sourceMetadata,
+#endif
+                                  openOutputStream_cb _hidl_cb) override;
+    Return<void> openInputStream(int32_t ioHandle, const DeviceAddress& device,
+                                 const AudioConfig& config,
+#if MAJOR_VERSION <= 6
+                                 AudioInputFlags flags,
+#else
+                                 const AudioInputFlags& flags,
+#endif
+#if MAJOR_VERSION == 2
+                                 AudioSource source,
+#elif MAJOR_VERSION >= 4
+                                 const SinkMetadata& sinkMetadata,
+#endif
+                                 openInputStream_cb _hidl_cb) override;
 
     Return<bool> supportsAudioPatches() override;
     Return<void> createAudioPatch(const hidl_vec<AudioPortConfig>& sources,
diff --git a/audio/core/all-versions/default/include/core/default/PrimaryDevice.h b/audio/core/all-versions/default/include/core/default/PrimaryDevice.h
index ccdb7b2..5f65acf 100644
--- a/audio/core/all-versions/default/include/core/default/PrimaryDevice.h
+++ b/audio/core/all-versions/default/include/core/default/PrimaryDevice.h
@@ -54,21 +54,29 @@
                                     getInputBufferSize_cb _hidl_cb) override;
 
     Return<void> openOutputStream(int32_t ioHandle, const DeviceAddress& device,
-                                  const AudioConfig& config, AudioOutputFlagBitfield flags,
+                                  const AudioConfig& config,
+#if MAJOR_VERSION <= 6
+                                  AudioOutputFlags flags,
+#else
+                                  const AudioOutputFlags& flags,
+#endif
 #if MAJOR_VERSION >= 4
                                   const SourceMetadata& sourceMetadata,
 #endif
                                   openOutputStream_cb _hidl_cb) override;
-
     Return<void> openInputStream(int32_t ioHandle, const DeviceAddress& device,
-                                 const AudioConfig& config, AudioInputFlagBitfield flags,
-                                 AudioSource source, openInputStream_cb _hidl_cb);
-#if MAJOR_VERSION >= 4
-    Return<void> openInputStream(int32_t ioHandle, const DeviceAddress& device,
-                                 const AudioConfig& config, AudioInputFlagBitfield flags,
-                                 const SinkMetadata& sinkMetadata,
-                                 openInputStream_cb _hidl_cb) override;
+                                 const AudioConfig& config,
+#if MAJOR_VERSION <= 6
+                                 AudioInputFlags flags,
+#else
+                                 const AudioInputFlags& flags,
 #endif
+#if MAJOR_VERSION == 2
+                                 AudioSource source,
+#elif MAJOR_VERSION >= 4
+                                 const SinkMetadata& sinkMetadata,
+#endif
+                                 openInputStream_cb _hidl_cb) override;
 
     Return<bool> supportsAudioPatches() override;
     Return<void> createAudioPatch(const hidl_vec<AudioPortConfig>& sources,
diff --git a/audio/core/all-versions/default/include/core/default/Stream.h b/audio/core/all-versions/default/include/core/default/Stream.h
index ce0003b..0865992 100644
--- a/audio/core/all-versions/default/include/core/default/Stream.h
+++ b/audio/core/all-versions/default/include/core/default/Stream.h
@@ -41,12 +41,14 @@
 using ::android::hardware::hidl_vec;
 using ::android::hardware::Return;
 using ::android::hardware::Void;
+#if MAJOR_VERSION <= 6
 using ::android::hardware::audio::common::CPP_VERSION::implementation::AudioChannelBitfield;
+#endif
 using namespace ::android::hardware::audio::common::CPP_VERSION;
 using namespace ::android::hardware::audio::CPP_VERSION;
 
 struct Stream : public IStream, public ParametersUtil {
-    explicit Stream(audio_stream_t* stream);
+    Stream(bool isInput, audio_stream_t* stream);
 
     /** 1GiB is the maximum buffer size the HAL client is allowed to request.
      * This value has been chosen to be under SIZE_MAX and still big enough
@@ -59,6 +61,7 @@
     Return<uint64_t> getFrameSize() override;
     Return<uint64_t> getFrameCount() override;
     Return<uint64_t> getBufferSize() override;
+#if MAJOR_VERSION <= 6
     Return<uint32_t> getSampleRate() override;
 #if MAJOR_VERSION == 2
     Return<void> getSupportedSampleRates(getSupportedSampleRates_cb _hidl_cb) override;
@@ -72,6 +75,10 @@
     Return<AudioFormat> getFormat() override;
     Return<void> getSupportedFormats(getSupportedFormats_cb _hidl_cb) override;
     Return<Result> setFormat(AudioFormat format) override;
+#else
+    Return<void> getSupportedProfiles(getSupportedProfiles_cb _hidl_cb) override;
+    Return<Result> setAudioProperties(const AudioConfigBase& config) override;
+#endif  // MAJOR_VERSION <= 6
     Return<void> getAudioProperties(getAudioProperties_cb _hidl_cb) override;
     Return<Result> addEffect(uint64_t effectId) override;
     Return<Result> removeEffect(uint64_t effectId) override;
@@ -110,13 +117,14 @@
                                 const std::vector<int>& ignoreErrors);
 
    private:
-    audio_stream_t* mStream;
+     const bool mIsInput;
+     audio_stream_t* mStream;
 
-    virtual ~Stream();
+     virtual ~Stream();
 
-    // Methods from ParametersUtil.
-    char* halGetParameters(const char* keys) override;
-    int halSetParameters(const char* keysAndValues) override;
+     // Methods from ParametersUtil.
+     char* halGetParameters(const char* keys) override;
+     int halSetParameters(const char* keysAndValues) override;
 };
 
 template <typename T>
diff --git a/audio/core/all-versions/default/include/core/default/StreamIn.h b/audio/core/all-versions/default/include/core/default/StreamIn.h
index 24f9944..b861c6c 100644
--- a/audio/core/all-versions/default/include/core/default/StreamIn.h
+++ b/audio/core/all-versions/default/include/core/default/StreamIn.h
@@ -56,6 +56,7 @@
     Return<uint64_t> getFrameSize() override;
     Return<uint64_t> getFrameCount() override;
     Return<uint64_t> getBufferSize() override;
+#if MAJOR_VERSION <= 6
     Return<uint32_t> getSampleRate() override;
 #if MAJOR_VERSION == 2
     Return<void> getSupportedSampleRates(getSupportedSampleRates_cb _hidl_cb) override;
@@ -69,6 +70,10 @@
     Return<AudioFormat> getFormat() override;
     Return<void> getSupportedFormats(getSupportedFormats_cb _hidl_cb) override;
     Return<Result> setFormat(AudioFormat format) override;
+#else
+    Return<void> getSupportedProfiles(getSupportedProfiles_cb _hidl_cb) override;
+    Return<Result> setAudioProperties(const AudioConfigBase& config) override;
+#endif  // MAJOR_VERSION <= 6
     Return<void> getAudioProperties(getAudioProperties_cb _hidl_cb) override;
     Return<Result> addEffect(uint64_t effectId) override;
     Return<Result> removeEffect(uint64_t effectId) override;
diff --git a/audio/core/all-versions/default/include/core/default/StreamOut.h b/audio/core/all-versions/default/include/core/default/StreamOut.h
index e647da9..9f64e3e 100644
--- a/audio/core/all-versions/default/include/core/default/StreamOut.h
+++ b/audio/core/all-versions/default/include/core/default/StreamOut.h
@@ -56,6 +56,7 @@
     Return<uint64_t> getFrameSize() override;
     Return<uint64_t> getFrameCount() override;
     Return<uint64_t> getBufferSize() override;
+#if MAJOR_VERSION <= 6
     Return<uint32_t> getSampleRate() override;
 #if MAJOR_VERSION == 2
     Return<void> getSupportedSampleRates(getSupportedSampleRates_cb _hidl_cb) override;
@@ -69,6 +70,10 @@
     Return<AudioFormat> getFormat() override;
     Return<void> getSupportedFormats(getSupportedFormats_cb _hidl_cb) override;
     Return<Result> setFormat(AudioFormat format) override;
+#else
+    Return<void> getSupportedProfiles(getSupportedProfiles_cb _hidl_cb) override;
+    Return<Result> setAudioProperties(const AudioConfigBase& config) override;
+#endif  // MAJOR_VERSION <= 6
     Return<void> getAudioProperties(getAudioProperties_cb _hidl_cb) override;
     Return<Result> addEffect(uint64_t effectId) override;
     Return<Result> removeEffect(uint64_t effectId) override;
diff --git a/audio/core/all-versions/default/include/core/default/Util.h b/audio/core/all-versions/default/include/core/default/Util.h
index 78ae03e..3d629cd 100644
--- a/audio/core/all-versions/default/include/core/default/Util.h
+++ b/audio/core/all-versions/default/include/core/default/Util.h
@@ -20,6 +20,8 @@
 #include PATH(android/hardware/audio/FILE_VERSION/types.h)
 
 #include <algorithm>
+#include <sstream>
+#include <string>
 #include <vector>
 
 #include <system/audio.h>
@@ -70,6 +72,16 @@
     return analyzeStatus(status);
 }
 
+static inline std::vector<std::string> splitString(const std::string& s, char separator) {
+    std::istringstream iss(s);
+    std::string t;
+    std::vector<std::string> result;
+    while (std::getline(iss, t, separator)) {
+        result.push_back(std::move(t));
+    }
+    return result;
+}
+
 }  // namespace util
 }  // namespace implementation
 }  // namespace CPP_VERSION
diff --git a/audio/core/all-versions/vts/functional/AudioPrimaryHidlHalTest.h b/audio/core/all-versions/vts/functional/AudioPrimaryHidlHalTest.h
index 1ead47c..05c9bf7 100644
--- a/audio/core/all-versions/vts/functional/AudioPrimaryHidlHalTest.h
+++ b/audio/core/all-versions/vts/functional/AudioPrimaryHidlHalTest.h
@@ -1179,9 +1179,11 @@
     EXPECT_EQ(expectedConfig.channelMask, mask);
     EXPECT_EQ(expectedConfig.format, format);
 #elif MAJOR_VERSION >= 7
+    Result res;
     AudioConfigBase actualConfig{};
-    auto ret = stream->getAudioProperties(returnIn(actualConfig));
+    auto ret = stream->getAudioProperties(returnIn(res, actualConfig));
     EXPECT_TRUE(ret.isOk());
+    EXPECT_EQ(Result::OK, res);
     EXPECT_EQ(expectedConfig.base.sampleRateHz, actualConfig.sampleRateHz);
     EXPECT_EQ(expectedConfig.base.channelMask, actualConfig.channelMask);
     EXPECT_EQ(expectedConfig.base.format, actualConfig.format);
diff --git a/audio/effect/7.0/IVirtualizerEffect.hal b/audio/effect/7.0/IVirtualizerEffect.hal
index 141b4e6..5d11435 100644
--- a/audio/effect/7.0/IVirtualizerEffect.hal
+++ b/audio/effect/7.0/IVirtualizerEffect.hal
@@ -46,23 +46,38 @@
      */
     getStrength() generates (Result retval, uint16_t strength);
 
-    struct SpeakerAngle {
+    struct SpeakerAngles {
         /** Speaker channel mask */
-        vec<AudioChannelMask> mask;
-        // all angles are expressed in degrees and
-        // are relative to the listener.
-        int16_t azimuth; // 0 is the direction the listener faces
-                         // 180 is behind the listener
-                         // -90 is to their left
-        int16_t elevation; // 0 is the horizontal plane
-                           // +90 is above the listener, -90 is below
+        AudioChannelMask mask;
+        /**
+         * Horizontal speaker position angles for each channel ordered from LSb
+         * to MSb in the channel mask. The number of values is the number of
+         * channels in the channel mask.
+         *
+         * All angles are expressed in degrees and are relative to the listener.
+         *  - 0 is the direction the listener faces;
+         *  - 180 is behind the listener;
+         *  - -90 is to their left.
+         */
+        vec<int16_t> azimuth;
+        /**
+         * Vertical speaker position angles for each channel ordered from LSb
+         * to MSb in the channel mask. The number of values is the number of
+         * channels in the channel mask.
+         *
+         * All angles are expressed in degrees and are relative to the listener.
+         *  - 0 is the horizontal plane of the listener;
+         *  - +90 is above the listener;
+         *  - -90 is below the listener.
+         */
+        vec<int16_t> elevation;
     };
     /**
      * Retrieves virtual speaker angles for the given channel mask on the
      * specified device.
      */
-    getVirtualSpeakerAngles(vec<AudioChannelMask> mask, DeviceAddress device)
-            generates (Result retval, vec<SpeakerAngle> speakerAngles);
+    getVirtualSpeakerAngles(AudioChannelMask mask, DeviceAddress device)
+            generates (Result retval, SpeakerAngles speakerAngles);
 
     /**
      * Forces the virtualizer effect for the given output device.
diff --git a/audio/effect/7.0/types.hal b/audio/effect/7.0/types.hal
index b0a0709..c4cb213 100644
--- a/audio/effect/7.0/types.hal
+++ b/audio/effect/7.0/types.hal
@@ -271,9 +271,7 @@
  */
 struct EffectBufferConfig {
     AudioBuffer buffer;
-    uint32_t samplingRateHz;
-    AudioChannelMask channels;
-    AudioFormat format;
+    AudioConfigBase base;
     EffectBufferAccess accessMode;
     bitfield<EffectConfigParameters> mask;
 };
@@ -292,9 +290,9 @@
 
 struct EffectAuxChannelsConfig {
     /** Channel mask for main channels. */
-    vec<AudioChannelMask> mainChannels;
+    AudioChannelMask mainChannels;
     /** Channel mask for auxiliary channels. */
-    vec<AudioChannelMask> auxChannels;
+    AudioChannelMask auxChannels;
 };
 
 struct EffectOffloadParameter {
diff --git a/audio/effect/all-versions/default/AcousticEchoCancelerEffect.cpp b/audio/effect/all-versions/default/AcousticEchoCancelerEffect.cpp
index 137ea24..c1a8b55 100644
--- a/audio/effect/all-versions/default/AcousticEchoCancelerEffect.cpp
+++ b/audio/effect/all-versions/default/AcousticEchoCancelerEffect.cpp
@@ -31,9 +31,7 @@
 namespace implementation {
 
 AcousticEchoCancelerEffect::AcousticEchoCancelerEffect(effect_handle_t handle)
-    : mEffect(new Effect(handle)) {}
-
-AcousticEchoCancelerEffect::~AcousticEchoCancelerEffect() {}
+    : mEffect(new Effect(true /*isInput*/, handle)) {}
 
 // Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
 Return<Result> AcousticEchoCancelerEffect::init() {
@@ -58,10 +56,32 @@
     return mEffect->disable();
 }
 
+#if MAJOR_VERSION <= 6
+Return<Result> AcousticEchoCancelerEffect::setAudioSource(AudioSource source) {
+    return mEffect->setAudioSource(source);
+}
+
 Return<Result> AcousticEchoCancelerEffect::setDevice(AudioDeviceBitfield device) {
     return mEffect->setDevice(device);
 }
 
+Return<Result> AcousticEchoCancelerEffect::setInputDevice(AudioDeviceBitfield device) {
+    return mEffect->setInputDevice(device);
+}
+#else
+Return<Result> AcousticEchoCancelerEffect::setAudioSource(const AudioSource& source) {
+    return mEffect->setAudioSource(source);
+}
+
+Return<Result> AcousticEchoCancelerEffect::setDevice(const DeviceAddress& device) {
+    return mEffect->setDevice(device);
+}
+
+Return<Result> AcousticEchoCancelerEffect::setInputDevice(const DeviceAddress& device) {
+    return mEffect->setInputDevice(device);
+}
+#endif
+
 Return<void> AcousticEchoCancelerEffect::setAndGetVolume(const hidl_vec<uint32_t>& volumes,
                                                          setAndGetVolume_cb _hidl_cb) {
     return mEffect->setAndGetVolume(volumes, _hidl_cb);
@@ -82,10 +102,6 @@
     return mEffect->setConfigReverse(config, inputBufferProvider, outputBufferProvider);
 }
 
-Return<Result> AcousticEchoCancelerEffect::setInputDevice(AudioDeviceBitfield device) {
-    return mEffect->setInputDevice(device);
-}
-
 Return<void> AcousticEchoCancelerEffect::getConfig(getConfig_cb _hidl_cb) {
     return mEffect->getConfig(_hidl_cb);
 }
@@ -108,10 +124,6 @@
     return mEffect->setAuxChannelsConfig(config);
 }
 
-Return<Result> AcousticEchoCancelerEffect::setAudioSource(AudioSource source) {
-    return mEffect->setAudioSource(source);
-}
-
 Return<Result> AcousticEchoCancelerEffect::offload(const EffectOffloadParameter& param) {
     return mEffect->offload(param);
 }
diff --git a/audio/effect/all-versions/default/AcousticEchoCancelerEffect.h b/audio/effect/all-versions/default/AcousticEchoCancelerEffect.h
index 971f64d..d7a84f2 100644
--- a/audio/effect/all-versions/default/AcousticEchoCancelerEffect.h
+++ b/audio/effect/all-versions/default/AcousticEchoCancelerEffect.h
@@ -53,7 +53,15 @@
     Return<Result> reset() override;
     Return<Result> enable() override;
     Return<Result> disable() override;
+#if MAJOR_VERSION <= 6
+    Return<Result> setAudioSource(AudioSource source) override;
     Return<Result> setDevice(AudioDeviceBitfield device) override;
+    Return<Result> setInputDevice(AudioDeviceBitfield device) override;
+#else
+    Return<Result> setAudioSource(const AudioSource& source) override;
+    Return<Result> setDevice(const DeviceAddress& device) override;
+    Return<Result> setInputDevice(const DeviceAddress& device) override;
+#endif
     Return<void> setAndGetVolume(const hidl_vec<uint32_t>& volumes,
                                  setAndGetVolume_cb _hidl_cb) override;
     Return<Result> volumeChangeNotification(const hidl_vec<uint32_t>& volumes) override;
@@ -61,14 +69,12 @@
     Return<Result> setConfigReverse(
         const EffectConfig& config, const sp<IEffectBufferProviderCallback>& inputBufferProvider,
         const sp<IEffectBufferProviderCallback>& outputBufferProvider) override;
-    Return<Result> setInputDevice(AudioDeviceBitfield device) override;
     Return<void> getConfig(getConfig_cb _hidl_cb) override;
     Return<void> getConfigReverse(getConfigReverse_cb _hidl_cb) override;
     Return<void> getSupportedAuxChannelsConfigs(
         uint32_t maxConfigs, getSupportedAuxChannelsConfigs_cb _hidl_cb) override;
     Return<void> getAuxChannelsConfig(getAuxChannelsConfig_cb _hidl_cb) override;
     Return<Result> setAuxChannelsConfig(const EffectAuxChannelsConfig& config) override;
-    Return<Result> setAudioSource(AudioSource source) override;
     Return<Result> offload(const EffectOffloadParameter& param) override;
     Return<void> getDescriptor(getDescriptor_cb _hidl_cb) override;
     Return<void> prepareForProcessing(prepareForProcessing_cb _hidl_cb) override;
@@ -98,7 +104,7 @@
    private:
     sp<Effect> mEffect;
 
-    virtual ~AcousticEchoCancelerEffect();
+    virtual ~AcousticEchoCancelerEffect() = default;
 };
 
 }  // namespace implementation
diff --git a/audio/effect/all-versions/default/Android.bp b/audio/effect/all-versions/default/Android.bp
index 1c3dc74..a0cd612 100644
--- a/audio/effect/all-versions/default/Android.bp
+++ b/audio/effect/all-versions/default/Android.bp
@@ -105,7 +105,6 @@
 }
 
 cc_library_shared {
-    enabled: false,
     name: "android.hardware.audio.effect@7.0-impl",
     defaults: ["android.hardware.audio.effect-impl_default"],
     shared_libs: [
diff --git a/audio/effect/all-versions/default/AutomaticGainControlEffect.cpp b/audio/effect/all-versions/default/AutomaticGainControlEffect.cpp
index 655a4cd..110b1b6 100644
--- a/audio/effect/all-versions/default/AutomaticGainControlEffect.cpp
+++ b/audio/effect/all-versions/default/AutomaticGainControlEffect.cpp
@@ -30,9 +30,7 @@
 namespace implementation {
 
 AutomaticGainControlEffect::AutomaticGainControlEffect(effect_handle_t handle)
-    : mEffect(new Effect(handle)) {}
-
-AutomaticGainControlEffect::~AutomaticGainControlEffect() {}
+    : mEffect(new Effect(true /*isInput*/, handle)) {}
 
 void AutomaticGainControlEffect::propertiesFromHal(
     const t_agc_settings& halProperties, IAutomaticGainControlEffect::AllProperties* properties) {
@@ -71,10 +69,32 @@
     return mEffect->disable();
 }
 
+#if MAJOR_VERSION <= 6
+Return<Result> AutomaticGainControlEffect::setAudioSource(AudioSource source) {
+    return mEffect->setAudioSource(source);
+}
+
 Return<Result> AutomaticGainControlEffect::setDevice(AudioDeviceBitfield device) {
     return mEffect->setDevice(device);
 }
 
+Return<Result> AutomaticGainControlEffect::setInputDevice(AudioDeviceBitfield device) {
+    return mEffect->setInputDevice(device);
+}
+#else
+Return<Result> AutomaticGainControlEffect::setAudioSource(const AudioSource& source) {
+    return mEffect->setAudioSource(source);
+}
+
+Return<Result> AutomaticGainControlEffect::setDevice(const DeviceAddress& device) {
+    return mEffect->setDevice(device);
+}
+
+Return<Result> AutomaticGainControlEffect::setInputDevice(const DeviceAddress& device) {
+    return mEffect->setInputDevice(device);
+}
+#endif
+
 Return<void> AutomaticGainControlEffect::setAndGetVolume(const hidl_vec<uint32_t>& volumes,
                                                          setAndGetVolume_cb _hidl_cb) {
     return mEffect->setAndGetVolume(volumes, _hidl_cb);
@@ -95,10 +115,6 @@
     return mEffect->setConfigReverse(config, inputBufferProvider, outputBufferProvider);
 }
 
-Return<Result> AutomaticGainControlEffect::setInputDevice(AudioDeviceBitfield device) {
-    return mEffect->setInputDevice(device);
-}
-
 Return<void> AutomaticGainControlEffect::getConfig(getConfig_cb _hidl_cb) {
     return mEffect->getConfig(_hidl_cb);
 }
@@ -121,10 +137,6 @@
     return mEffect->setAuxChannelsConfig(config);
 }
 
-Return<Result> AutomaticGainControlEffect::setAudioSource(AudioSource source) {
-    return mEffect->setAudioSource(source);
-}
-
 Return<Result> AutomaticGainControlEffect::offload(const EffectOffloadParameter& param) {
     return mEffect->offload(param);
 }
diff --git a/audio/effect/all-versions/default/AutomaticGainControlEffect.h b/audio/effect/all-versions/default/AutomaticGainControlEffect.h
index 67e260a..f30d7a5 100644
--- a/audio/effect/all-versions/default/AutomaticGainControlEffect.h
+++ b/audio/effect/all-versions/default/AutomaticGainControlEffect.h
@@ -55,7 +55,15 @@
     Return<Result> reset() override;
     Return<Result> enable() override;
     Return<Result> disable() override;
+#if MAJOR_VERSION <= 6
+    Return<Result> setAudioSource(AudioSource source) override;
     Return<Result> setDevice(AudioDeviceBitfield device) override;
+    Return<Result> setInputDevice(AudioDeviceBitfield device) override;
+#else
+    Return<Result> setAudioSource(const AudioSource& source) override;
+    Return<Result> setDevice(const DeviceAddress& device) override;
+    Return<Result> setInputDevice(const DeviceAddress& device) override;
+#endif
     Return<void> setAndGetVolume(const hidl_vec<uint32_t>& volumes,
                                  setAndGetVolume_cb _hidl_cb) override;
     Return<Result> volumeChangeNotification(const hidl_vec<uint32_t>& volumes) override;
@@ -63,14 +71,12 @@
     Return<Result> setConfigReverse(
         const EffectConfig& config, const sp<IEffectBufferProviderCallback>& inputBufferProvider,
         const sp<IEffectBufferProviderCallback>& outputBufferProvider) override;
-    Return<Result> setInputDevice(AudioDeviceBitfield device) override;
     Return<void> getConfig(getConfig_cb _hidl_cb) override;
     Return<void> getConfigReverse(getConfigReverse_cb _hidl_cb) override;
     Return<void> getSupportedAuxChannelsConfigs(
         uint32_t maxConfigs, getSupportedAuxChannelsConfigs_cb _hidl_cb) override;
     Return<void> getAuxChannelsConfig(getAuxChannelsConfig_cb _hidl_cb) override;
     Return<Result> setAuxChannelsConfig(const EffectAuxChannelsConfig& config) override;
-    Return<Result> setAudioSource(AudioSource source) override;
     Return<Result> offload(const EffectOffloadParameter& param) override;
     Return<void> getDescriptor(getDescriptor_cb _hidl_cb) override;
     Return<void> prepareForProcessing(prepareForProcessing_cb _hidl_cb) override;
@@ -107,7 +113,7 @@
    private:
     sp<Effect> mEffect;
 
-    virtual ~AutomaticGainControlEffect();
+    virtual ~AutomaticGainControlEffect() = default;
 
     void propertiesFromHal(const t_agc_settings& halProperties,
                            IAutomaticGainControlEffect::AllProperties* properties);
diff --git a/audio/effect/all-versions/default/BassBoostEffect.cpp b/audio/effect/all-versions/default/BassBoostEffect.cpp
index 04fd486..33fea3b 100644
--- a/audio/effect/all-versions/default/BassBoostEffect.cpp
+++ b/audio/effect/all-versions/default/BassBoostEffect.cpp
@@ -30,9 +30,8 @@
 namespace CPP_VERSION {
 namespace implementation {
 
-BassBoostEffect::BassBoostEffect(effect_handle_t handle) : mEffect(new Effect(handle)) {}
-
-BassBoostEffect::~BassBoostEffect() {}
+BassBoostEffect::BassBoostEffect(effect_handle_t handle)
+    : mEffect(new Effect(false /*isInput*/, handle)) {}
 
 // Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
 Return<Result> BassBoostEffect::init() {
@@ -57,10 +56,32 @@
     return mEffect->disable();
 }
 
+#if MAJOR_VERSION <= 6
+Return<Result> BassBoostEffect::setAudioSource(AudioSource source) {
+    return mEffect->setAudioSource(source);
+}
+
 Return<Result> BassBoostEffect::setDevice(AudioDeviceBitfield device) {
     return mEffect->setDevice(device);
 }
 
+Return<Result> BassBoostEffect::setInputDevice(AudioDeviceBitfield device) {
+    return mEffect->setInputDevice(device);
+}
+#else
+Return<Result> BassBoostEffect::setAudioSource(const AudioSource& source) {
+    return mEffect->setAudioSource(source);
+}
+
+Return<Result> BassBoostEffect::setDevice(const DeviceAddress& device) {
+    return mEffect->setDevice(device);
+}
+
+Return<Result> BassBoostEffect::setInputDevice(const DeviceAddress& device) {
+    return mEffect->setInputDevice(device);
+}
+#endif
+
 Return<void> BassBoostEffect::setAndGetVolume(const hidl_vec<uint32_t>& volumes,
                                               setAndGetVolume_cb _hidl_cb) {
     return mEffect->setAndGetVolume(volumes, _hidl_cb);
@@ -80,10 +101,6 @@
     return mEffect->setConfigReverse(config, inputBufferProvider, outputBufferProvider);
 }
 
-Return<Result> BassBoostEffect::setInputDevice(AudioDeviceBitfield device) {
-    return mEffect->setInputDevice(device);
-}
-
 Return<void> BassBoostEffect::getConfig(getConfig_cb _hidl_cb) {
     return mEffect->getConfig(_hidl_cb);
 }
@@ -105,10 +122,6 @@
     return mEffect->setAuxChannelsConfig(config);
 }
 
-Return<Result> BassBoostEffect::setAudioSource(AudioSource source) {
-    return mEffect->setAudioSource(source);
-}
-
 Return<Result> BassBoostEffect::offload(const EffectOffloadParameter& param) {
     return mEffect->offload(param);
 }
diff --git a/audio/effect/all-versions/default/BassBoostEffect.h b/audio/effect/all-versions/default/BassBoostEffect.h
index b89bb22..48f586c 100644
--- a/audio/effect/all-versions/default/BassBoostEffect.h
+++ b/audio/effect/all-versions/default/BassBoostEffect.h
@@ -55,7 +55,15 @@
     Return<Result> reset() override;
     Return<Result> enable() override;
     Return<Result> disable() override;
+#if MAJOR_VERSION <= 6
+    Return<Result> setAudioSource(AudioSource source) override;
     Return<Result> setDevice(AudioDeviceBitfield device) override;
+    Return<Result> setInputDevice(AudioDeviceBitfield device) override;
+#else
+    Return<Result> setAudioSource(const AudioSource& source) override;
+    Return<Result> setDevice(const DeviceAddress& device) override;
+    Return<Result> setInputDevice(const DeviceAddress& device) override;
+#endif
     Return<void> setAndGetVolume(const hidl_vec<uint32_t>& volumes,
                                  setAndGetVolume_cb _hidl_cb) override;
     Return<Result> volumeChangeNotification(const hidl_vec<uint32_t>& volumes) override;
@@ -63,14 +71,12 @@
     Return<Result> setConfigReverse(
         const EffectConfig& config, const sp<IEffectBufferProviderCallback>& inputBufferProvider,
         const sp<IEffectBufferProviderCallback>& outputBufferProvider) override;
-    Return<Result> setInputDevice(AudioDeviceBitfield device) override;
     Return<void> getConfig(getConfig_cb _hidl_cb) override;
     Return<void> getConfigReverse(getConfigReverse_cb _hidl_cb) override;
     Return<void> getSupportedAuxChannelsConfigs(
         uint32_t maxConfigs, getSupportedAuxChannelsConfigs_cb _hidl_cb) override;
     Return<void> getAuxChannelsConfig(getAuxChannelsConfig_cb _hidl_cb) override;
     Return<Result> setAuxChannelsConfig(const EffectAuxChannelsConfig& config) override;
-    Return<Result> setAudioSource(AudioSource source) override;
     Return<Result> offload(const EffectOffloadParameter& param) override;
     Return<void> getDescriptor(getDescriptor_cb _hidl_cb) override;
     Return<void> prepareForProcessing(prepareForProcessing_cb _hidl_cb) override;
@@ -100,7 +106,7 @@
    private:
     sp<Effect> mEffect;
 
-    virtual ~BassBoostEffect();
+    virtual ~BassBoostEffect() = default;
 };
 
 }  // namespace implementation
diff --git a/audio/effect/all-versions/default/DownmixEffect.cpp b/audio/effect/all-versions/default/DownmixEffect.cpp
index c001a5f..f324cff 100644
--- a/audio/effect/all-versions/default/DownmixEffect.cpp
+++ b/audio/effect/all-versions/default/DownmixEffect.cpp
@@ -30,9 +30,8 @@
 namespace CPP_VERSION {
 namespace implementation {
 
-DownmixEffect::DownmixEffect(effect_handle_t handle) : mEffect(new Effect(handle)) {}
-
-DownmixEffect::~DownmixEffect() {}
+DownmixEffect::DownmixEffect(effect_handle_t handle)
+    : mEffect(new Effect(false /*isInput*/, handle)) {}
 
 // Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
 Return<Result> DownmixEffect::init() {
@@ -57,10 +56,32 @@
     return mEffect->disable();
 }
 
+#if MAJOR_VERSION <= 6
+Return<Result> DownmixEffect::setAudioSource(AudioSource source) {
+    return mEffect->setAudioSource(source);
+}
+
 Return<Result> DownmixEffect::setDevice(AudioDeviceBitfield device) {
     return mEffect->setDevice(device);
 }
 
+Return<Result> DownmixEffect::setInputDevice(AudioDeviceBitfield device) {
+    return mEffect->setInputDevice(device);
+}
+#else
+Return<Result> DownmixEffect::setAudioSource(const AudioSource& source) {
+    return mEffect->setAudioSource(source);
+}
+
+Return<Result> DownmixEffect::setDevice(const DeviceAddress& device) {
+    return mEffect->setDevice(device);
+}
+
+Return<Result> DownmixEffect::setInputDevice(const DeviceAddress& device) {
+    return mEffect->setInputDevice(device);
+}
+#endif
+
 Return<void> DownmixEffect::setAndGetVolume(const hidl_vec<uint32_t>& volumes,
                                             setAndGetVolume_cb _hidl_cb) {
     return mEffect->setAndGetVolume(volumes, _hidl_cb);
@@ -80,10 +101,6 @@
     return mEffect->setConfigReverse(config, inputBufferProvider, outputBufferProvider);
 }
 
-Return<Result> DownmixEffect::setInputDevice(AudioDeviceBitfield device) {
-    return mEffect->setInputDevice(device);
-}
-
 Return<void> DownmixEffect::getConfig(getConfig_cb _hidl_cb) {
     return mEffect->getConfig(_hidl_cb);
 }
@@ -105,10 +122,6 @@
     return mEffect->setAuxChannelsConfig(config);
 }
 
-Return<Result> DownmixEffect::setAudioSource(AudioSource source) {
-    return mEffect->setAudioSource(source);
-}
-
 Return<Result> DownmixEffect::offload(const EffectOffloadParameter& param) {
     return mEffect->offload(param);
 }
diff --git a/audio/effect/all-versions/default/DownmixEffect.h b/audio/effect/all-versions/default/DownmixEffect.h
index 40e462e..caacd06 100644
--- a/audio/effect/all-versions/default/DownmixEffect.h
+++ b/audio/effect/all-versions/default/DownmixEffect.h
@@ -53,7 +53,15 @@
     Return<Result> reset() override;
     Return<Result> enable() override;
     Return<Result> disable() override;
+#if MAJOR_VERSION <= 6
+    Return<Result> setAudioSource(AudioSource source) override;
     Return<Result> setDevice(AudioDeviceBitfield device) override;
+    Return<Result> setInputDevice(AudioDeviceBitfield device) override;
+#else
+    Return<Result> setAudioSource(const AudioSource& source) override;
+    Return<Result> setDevice(const DeviceAddress& device) override;
+    Return<Result> setInputDevice(const DeviceAddress& device) override;
+#endif
     Return<void> setAndGetVolume(const hidl_vec<uint32_t>& volumes,
                                  setAndGetVolume_cb _hidl_cb) override;
     Return<Result> volumeChangeNotification(const hidl_vec<uint32_t>& volumes) override;
@@ -61,14 +69,12 @@
     Return<Result> setConfigReverse(
         const EffectConfig& config, const sp<IEffectBufferProviderCallback>& inputBufferProvider,
         const sp<IEffectBufferProviderCallback>& outputBufferProvider) override;
-    Return<Result> setInputDevice(AudioDeviceBitfield device) override;
     Return<void> getConfig(getConfig_cb _hidl_cb) override;
     Return<void> getConfigReverse(getConfigReverse_cb _hidl_cb) override;
     Return<void> getSupportedAuxChannelsConfigs(
         uint32_t maxConfigs, getSupportedAuxChannelsConfigs_cb _hidl_cb) override;
     Return<void> getAuxChannelsConfig(getAuxChannelsConfig_cb _hidl_cb) override;
     Return<Result> setAuxChannelsConfig(const EffectAuxChannelsConfig& config) override;
-    Return<Result> setAudioSource(AudioSource source) override;
     Return<Result> offload(const EffectOffloadParameter& param) override;
     Return<void> getDescriptor(getDescriptor_cb _hidl_cb) override;
     Return<void> prepareForProcessing(prepareForProcessing_cb _hidl_cb) override;
@@ -97,7 +103,7 @@
    private:
     sp<Effect> mEffect;
 
-    virtual ~DownmixEffect();
+    virtual ~DownmixEffect() = default;
 };
 
 }  // namespace implementation
diff --git a/audio/effect/all-versions/default/Effect.cpp b/audio/effect/all-versions/default/Effect.cpp
index 406a571..edd364c 100644
--- a/audio/effect/all-versions/default/Effect.cpp
+++ b/audio/effect/all-versions/default/Effect.cpp
@@ -27,6 +27,7 @@
 
 #define ATRACE_TAG ATRACE_TAG_AUDIO
 
+#include <HidlUtils.h>
 #include <android/log.h>
 #include <media/EffectsFactoryApi.h>
 #include <utils/Trace.h>
@@ -40,7 +41,10 @@
 namespace CPP_VERSION {
 namespace implementation {
 
+#if MAJOR_VERSION <= 6
 using ::android::hardware::audio::common::CPP_VERSION::implementation::AudioChannelBitfield;
+#endif
+using ::android::hardware::audio::common::CPP_VERSION::implementation::HidlUtils;
 
 namespace {
 
@@ -136,9 +140,12 @@
 const char* Effect::sContextResultOfCommand = "returned status";
 const char* Effect::sContextCallToCommand = "error";
 const char* Effect::sContextCallFunction = sContextCallToCommand;
+const char* Effect::sContextConversion = "conversion";
 
-Effect::Effect(effect_handle_t handle)
-    : mHandle(handle), mEfGroup(nullptr), mStopProcessThread(false) {}
+Effect::Effect(bool isInput, effect_handle_t handle)
+    : mIsInput(isInput), mHandle(handle), mEfGroup(nullptr), mStopProcessThread(false) {
+    (void)mIsInput;  // prevent 'unused field' warnings in pre-V7 versions.
+}
 
 Effect::~Effect() {
     ATRACE_CALL();
@@ -180,7 +187,8 @@
     return halData;
 }
 
-// static
+#if MAJOR_VERSION <= 6
+
 void Effect::effectAuxChannelsConfigFromHal(const channel_config_t& halConfig,
                                             EffectAuxChannelsConfig* config) {
     config->mainChannels = AudioChannelBitfield(halConfig.main_channels);
@@ -194,7 +202,6 @@
     halConfig->aux_channels = static_cast<audio_channel_mask_t>(config.auxChannels);
 }
 
-// static
 void Effect::effectBufferConfigFromHal(const buffer_config_t& halConfig,
                                        EffectBufferConfig* config) {
     config->buffer.id = 0;
@@ -223,7 +230,56 @@
     halConfig->mask = static_cast<uint8_t>(config.mask);
 }
 
+#else  // MAJOR_VERSION <= 6
+
+void Effect::effectAuxChannelsConfigFromHal(const channel_config_t& halConfig,
+                                            EffectAuxChannelsConfig* config) {
+    (void)HidlUtils::audioChannelMaskFromHal(halConfig.main_channels, mIsInput,
+                                             &config->mainChannels);
+    (void)HidlUtils::audioChannelMaskFromHal(halConfig.aux_channels, mIsInput,
+                                             &config->auxChannels);
+}
+
 // static
+void Effect::effectAuxChannelsConfigToHal(const EffectAuxChannelsConfig& config,
+                                          channel_config_t* halConfig) {
+    (void)HidlUtils::audioChannelMaskToHal(config.mainChannels, &halConfig->main_channels);
+    (void)HidlUtils::audioChannelMaskToHal(config.auxChannels, &halConfig->aux_channels);
+}
+
+void Effect::effectBufferConfigFromHal(const buffer_config_t& halConfig,
+                                       EffectBufferConfig* config) {
+    config->buffer.id = 0;
+    config->buffer.frameCount = 0;
+    audio_config_base_t halConfigBase = {halConfig.samplingRate,
+                                         static_cast<audio_channel_mask_t>(halConfig.channels),
+                                         static_cast<audio_format_t>(halConfig.format)};
+    (void)HidlUtils::audioConfigBaseFromHal(halConfigBase, mIsInput, &config->base);
+    config->accessMode = EffectBufferAccess(halConfig.accessMode);
+    config->mask = static_cast<decltype(config->mask)>(halConfig.mask);
+}
+
+// static
+void Effect::effectBufferConfigToHal(const EffectBufferConfig& config, buffer_config_t* halConfig) {
+    // Note: setting the buffers directly is considered obsolete. They need to be set
+    // using 'setProcessBuffers'.
+    halConfig->buffer.frameCount = 0;
+    halConfig->buffer.raw = nullptr;
+    audio_config_base_t halConfigBase;
+    (void)HidlUtils::audioConfigBaseToHal(config.base, &halConfigBase);
+    halConfig->samplingRate = halConfigBase.sample_rate;
+    halConfig->channels = halConfigBase.channel_mask;
+    halConfig->format = halConfigBase.format;
+    // Note: The framework code does not use BP.
+    halConfig->bufferProvider.cookie = nullptr;
+    halConfig->bufferProvider.getBuffer = nullptr;
+    halConfig->bufferProvider.releaseBuffer = nullptr;
+    halConfig->accessMode = static_cast<uint8_t>(config.accessMode);
+    halConfig->mask = static_cast<uint8_t>(config.mask);
+}
+
+#endif  // MAJOR_VERSION <= 6
+
 void Effect::effectConfigFromHal(const effect_config_t& halConfig, EffectConfig* config) {
     effectBufferConfigFromHal(halConfig.inputCfg, &config->inputCfg);
     effectBufferConfigFromHal(halConfig.outputCfg, &config->outputCfg);
@@ -507,11 +563,65 @@
     return sendCommandReturningStatus(EFFECT_CMD_DISABLE, "DISABLE");
 }
 
+Return<Result> Effect::setAudioSource(
+#if MAJOR_VERSION <= 6
+        AudioSource source
+#else
+        const AudioSource& source
+#endif
+) {
+    audio_source_t halSource;
+    if (status_t status = HidlUtils::audioSourceToHal(source, &halSource); status == NO_ERROR) {
+        uint32_t halSourceParam = static_cast<uint32_t>(halSource);
+        return sendCommand(EFFECT_CMD_SET_AUDIO_SOURCE, "SET_AUDIO_SOURCE", sizeof(uint32_t),
+                           &halSourceParam);
+    } else {
+        return analyzeStatus(__func__, "audioSourceToHal", sContextConversion, status);
+    }
+}
+
+#if MAJOR_VERSION <= 6
+
 Return<Result> Effect::setDevice(AudioDeviceBitfield device) {
     uint32_t halDevice = static_cast<uint32_t>(device);
     return sendCommand(EFFECT_CMD_SET_DEVICE, "SET_DEVICE", sizeof(uint32_t), &halDevice);
 }
 
+Return<Result> Effect::setInputDevice(AudioDeviceBitfield device) {
+    uint32_t halDevice = static_cast<uint32_t>(device);
+    return sendCommand(EFFECT_CMD_SET_INPUT_DEVICE, "SET_INPUT_DEVICE", sizeof(uint32_t),
+                       &halDevice);
+}
+
+#else  // MAJOR_VERSION <= 6
+
+Return<Result> Effect::setDevice(const DeviceAddress& device) {
+    audio_devices_t halDevice;
+    char halDeviceAddress[AUDIO_DEVICE_MAX_ADDRESS_LEN];
+    if (status_t status = HidlUtils::deviceAddressToHal(device, &halDevice, halDeviceAddress);
+        status == NO_ERROR) {
+        uint32_t halDeviceParam = static_cast<uint32_t>(halDevice);
+        return sendCommand(EFFECT_CMD_SET_DEVICE, "SET_DEVICE", sizeof(uint32_t), &halDeviceParam);
+    } else {
+        return analyzeStatus(__func__, "deviceAddressToHal", sContextConversion, status);
+    }
+}
+
+Return<Result> Effect::setInputDevice(const DeviceAddress& device) {
+    audio_devices_t halDevice;
+    char halDeviceAddress[AUDIO_DEVICE_MAX_ADDRESS_LEN];
+    if (status_t status = HidlUtils::deviceAddressToHal(device, &halDevice, halDeviceAddress);
+        status == NO_ERROR) {
+        uint32_t halDeviceParam = static_cast<uint32_t>(halDevice);
+        return sendCommand(EFFECT_CMD_SET_INPUT_DEVICE, "SET_INPUT_DEVICE", sizeof(uint32_t),
+                           &halDeviceParam);
+    } else {
+        return analyzeStatus(__func__, "deviceAddressToHal", sContextConversion, status);
+    }
+}
+
+#endif  // MAJOR_VERSION <= 6
+
 Return<void> Effect::setAndGetVolume(const hidl_vec<uint32_t>& volumes,
                                      setAndGetVolume_cb _hidl_cb) {
     uint32_t halDataSize;
@@ -546,12 +656,6 @@
                          inputBufferProvider, outputBufferProvider);
 }
 
-Return<Result> Effect::setInputDevice(AudioDeviceBitfield device) {
-    uint32_t halDevice = static_cast<uint32_t>(device);
-    return sendCommand(EFFECT_CMD_SET_INPUT_DEVICE, "SET_INPUT_DEVICE", sizeof(uint32_t),
-                       &halDevice);
-}
-
 Return<void> Effect::getConfig(getConfig_cb _hidl_cb) {
     getConfigImpl(EFFECT_CMD_GET_CONFIG, "GET_CONFIG", _hidl_cb);
     return Void();
@@ -598,12 +702,6 @@
                                       "SET_FEATURE_CONFIG AUX_CHANNELS", halCmd.size(), &halCmd[0]);
 }
 
-Return<Result> Effect::setAudioSource(AudioSource source) {
-    uint32_t halSource = static_cast<uint32_t>(source);
-    return sendCommand(EFFECT_CMD_SET_AUDIO_SOURCE, "SET_AUDIO_SOURCE", sizeof(uint32_t),
-                       &halSource);
-}
-
 Return<Result> Effect::offload(const EffectOffloadParameter& param) {
     effect_offload_param_t halParam;
     effectOffloadParamToHal(param, &halParam);
diff --git a/audio/effect/all-versions/default/Effect.h b/audio/effect/all-versions/default/Effect.h
index 181e542..9aa47ea 100644
--- a/audio/effect/all-versions/default/Effect.h
+++ b/audio/effect/all-versions/default/Effect.h
@@ -47,7 +47,9 @@
 using ::android::hardware::hidl_vec;
 using ::android::hardware::Return;
 using ::android::hardware::Void;
+#if MAJOR_VERSION <= 6
 using ::android::hardware::audio::common::CPP_VERSION::implementation::AudioDeviceBitfield;
+#endif
 using namespace ::android::hardware::audio::common::CPP_VERSION;
 using namespace ::android::hardware::audio::effect::CPP_VERSION;
 
@@ -56,7 +58,7 @@
     using GetParameterSuccessCallback =
         std::function<void(uint32_t valueSize, const void* valueData)>;
 
-    explicit Effect(effect_handle_t handle);
+    Effect(bool isInput, effect_handle_t handle);
 
     // Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
     Return<Result> init() override;
@@ -66,7 +68,15 @@
     Return<Result> reset() override;
     Return<Result> enable() override;
     Return<Result> disable() override;
+#if MAJOR_VERSION <= 6
+    Return<Result> setAudioSource(AudioSource source) override;
     Return<Result> setDevice(AudioDeviceBitfield device) override;
+    Return<Result> setInputDevice(AudioDeviceBitfield device) override;
+#else
+    Return<Result> setAudioSource(const AudioSource& source) override;
+    Return<Result> setDevice(const DeviceAddress& device) override;
+    Return<Result> setInputDevice(const DeviceAddress& device) override;
+#endif
     Return<void> setAndGetVolume(const hidl_vec<uint32_t>& volumes,
                                  setAndGetVolume_cb _hidl_cb) override;
     Return<Result> volumeChangeNotification(const hidl_vec<uint32_t>& volumes) override;
@@ -74,14 +84,12 @@
     Return<Result> setConfigReverse(
         const EffectConfig& config, const sp<IEffectBufferProviderCallback>& inputBufferProvider,
         const sp<IEffectBufferProviderCallback>& outputBufferProvider) override;
-    Return<Result> setInputDevice(AudioDeviceBitfield device) override;
     Return<void> getConfig(getConfig_cb _hidl_cb) override;
     Return<void> getConfigReverse(getConfigReverse_cb _hidl_cb) override;
     Return<void> getSupportedAuxChannelsConfigs(
         uint32_t maxConfigs, getSupportedAuxChannelsConfigs_cb _hidl_cb) override;
     Return<void> getAuxChannelsConfig(getAuxChannelsConfig_cb _hidl_cb) override;
     Return<Result> setAuxChannelsConfig(const EffectAuxChannelsConfig& config) override;
-    Return<Result> setAudioSource(AudioSource source) override;
     Return<Result> offload(const EffectOffloadParameter& param) override;
     Return<void> getDescriptor(getDescriptor_cb _hidl_cb) override;
     Return<void> prepareForProcessing(prepareForProcessing_cb _hidl_cb) override;
@@ -104,6 +112,10 @@
     Return<void> debug(const hidl_handle& fd, const hidl_vec<hidl_string>& options) override;
 
     // Utility methods for extending interfaces.
+    static const char* sContextConversion;
+
+    Result analyzeStatus(const char* funcName, const char* subFuncName,
+                         const char* contextDescription, status_t status);
     template <typename T>
     Return<void> getIntegerParam(uint32_t paramId,
                                  std::function<void(Result retval, T paramValue)> cb) {
@@ -170,6 +182,7 @@
     static const char* sContextCallToCommand;
     static const char* sContextCallFunction;
 
+    const bool mIsInput;
     effect_handle_t mHandle;
     sp<AudioBufferWrapper> mInBuffer;
     sp<AudioBufferWrapper> mOutBuffer;
@@ -186,15 +199,14 @@
     static size_t alignedSizeIn(size_t s);
     template <typename T>
     std::unique_ptr<uint8_t[]> hidlVecToHal(const hidl_vec<T>& vec, uint32_t* halDataSize);
-    static void effectAuxChannelsConfigFromHal(const channel_config_t& halConfig,
-                                               EffectAuxChannelsConfig* config);
+    void effectAuxChannelsConfigFromHal(const channel_config_t& halConfig,
+                                        EffectAuxChannelsConfig* config);
     static void effectAuxChannelsConfigToHal(const EffectAuxChannelsConfig& config,
                                              channel_config_t* halConfig);
-    static void effectBufferConfigFromHal(const buffer_config_t& halConfig,
-                                          EffectBufferConfig* config);
+    void effectBufferConfigFromHal(const buffer_config_t& halConfig, EffectBufferConfig* config);
     static void effectBufferConfigToHal(const EffectBufferConfig& config,
                                         buffer_config_t* halConfig);
-    static void effectConfigFromHal(const effect_config_t& halConfig, EffectConfig* config);
+    void effectConfigFromHal(const effect_config_t& halConfig, EffectConfig* config);
     static void effectConfigToHal(const EffectConfig& config, effect_config_t* halConfig);
     static void effectOffloadParamToHal(const EffectOffloadParameter& offload,
                                         effect_offload_param_t* halOffload);
@@ -202,8 +214,6 @@
                                                uint32_t valueSize, const void** valueData);
 
     Result analyzeCommandStatus(const char* commandName, const char* context, status_t status);
-    Result analyzeStatus(const char* funcName, const char* subFuncName,
-                         const char* contextDescription, status_t status);
     void getConfigImpl(int commandCode, const char* commandName, GetConfigCallback cb);
     Result getCurrentConfigImpl(uint32_t featureId, uint32_t configSize,
                                 GetCurrentConfigSuccessCallback onSuccess);
diff --git a/audio/effect/all-versions/default/EffectsFactory.cpp b/audio/effect/all-versions/default/EffectsFactory.cpp
index b265d3d..1ea990b 100644
--- a/audio/effect/all-versions/default/EffectsFactory.cpp
+++ b/audio/effect/all-versions/default/EffectsFactory.cpp
@@ -82,7 +82,9 @@
     } else if (memcmp(halUuid, SL_IID_VISUALIZATION, sizeof(effect_uuid_t)) == 0) {
         return new VisualizerEffect(handle);
     }
-    return new Effect(handle);
+    const bool isInput =
+            (halDescriptor.flags & EFFECT_FLAG_TYPE_PRE_PROC) == EFFECT_FLAG_TYPE_PRE_PROC;
+    return new Effect(isInput, handle);
 }
 
 // Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffectsFactory follow.
diff --git a/audio/effect/all-versions/default/EnvironmentalReverbEffect.cpp b/audio/effect/all-versions/default/EnvironmentalReverbEffect.cpp
index 78122d4..e95a267 100644
--- a/audio/effect/all-versions/default/EnvironmentalReverbEffect.cpp
+++ b/audio/effect/all-versions/default/EnvironmentalReverbEffect.cpp
@@ -31,9 +31,7 @@
 namespace implementation {
 
 EnvironmentalReverbEffect::EnvironmentalReverbEffect(effect_handle_t handle)
-    : mEffect(new Effect(handle)) {}
-
-EnvironmentalReverbEffect::~EnvironmentalReverbEffect() {}
+    : mEffect(new Effect(false /*isInput*/, handle)) {}
 
 void EnvironmentalReverbEffect::propertiesFromHal(
     const t_reverb_settings& halProperties, IEnvironmentalReverbEffect::AllProperties* properties) {
@@ -86,10 +84,32 @@
     return mEffect->disable();
 }
 
+#if MAJOR_VERSION <= 6
+Return<Result> EnvironmentalReverbEffect::setAudioSource(AudioSource source) {
+    return mEffect->setAudioSource(source);
+}
+
 Return<Result> EnvironmentalReverbEffect::setDevice(AudioDeviceBitfield device) {
     return mEffect->setDevice(device);
 }
 
+Return<Result> EnvironmentalReverbEffect::setInputDevice(AudioDeviceBitfield device) {
+    return mEffect->setInputDevice(device);
+}
+#else
+Return<Result> EnvironmentalReverbEffect::setAudioSource(const AudioSource& source) {
+    return mEffect->setAudioSource(source);
+}
+
+Return<Result> EnvironmentalReverbEffect::setDevice(const DeviceAddress& device) {
+    return mEffect->setDevice(device);
+}
+
+Return<Result> EnvironmentalReverbEffect::setInputDevice(const DeviceAddress& device) {
+    return mEffect->setInputDevice(device);
+}
+#endif
+
 Return<void> EnvironmentalReverbEffect::setAndGetVolume(const hidl_vec<uint32_t>& volumes,
                                                         setAndGetVolume_cb _hidl_cb) {
     return mEffect->setAndGetVolume(volumes, _hidl_cb);
@@ -110,10 +130,6 @@
     return mEffect->setConfigReverse(config, inputBufferProvider, outputBufferProvider);
 }
 
-Return<Result> EnvironmentalReverbEffect::setInputDevice(AudioDeviceBitfield device) {
-    return mEffect->setInputDevice(device);
-}
-
 Return<void> EnvironmentalReverbEffect::getConfig(getConfig_cb _hidl_cb) {
     return mEffect->getConfig(_hidl_cb);
 }
@@ -136,10 +152,6 @@
     return mEffect->setAuxChannelsConfig(config);
 }
 
-Return<Result> EnvironmentalReverbEffect::setAudioSource(AudioSource source) {
-    return mEffect->setAudioSource(source);
-}
-
 Return<Result> EnvironmentalReverbEffect::offload(const EffectOffloadParameter& param) {
     return mEffect->offload(param);
 }
diff --git a/audio/effect/all-versions/default/EnvironmentalReverbEffect.h b/audio/effect/all-versions/default/EnvironmentalReverbEffect.h
index bb422d4..9694b5d 100644
--- a/audio/effect/all-versions/default/EnvironmentalReverbEffect.h
+++ b/audio/effect/all-versions/default/EnvironmentalReverbEffect.h
@@ -57,7 +57,15 @@
     Return<Result> reset() override;
     Return<Result> enable() override;
     Return<Result> disable() override;
+#if MAJOR_VERSION <= 6
+    Return<Result> setAudioSource(AudioSource source) override;
     Return<Result> setDevice(AudioDeviceBitfield device) override;
+    Return<Result> setInputDevice(AudioDeviceBitfield device) override;
+#else
+    Return<Result> setAudioSource(const AudioSource& source) override;
+    Return<Result> setDevice(const DeviceAddress& device) override;
+    Return<Result> setInputDevice(const DeviceAddress& device) override;
+#endif
     Return<void> setAndGetVolume(const hidl_vec<uint32_t>& volumes,
                                  setAndGetVolume_cb _hidl_cb) override;
     Return<Result> volumeChangeNotification(const hidl_vec<uint32_t>& volumes) override;
@@ -65,14 +73,12 @@
     Return<Result> setConfigReverse(
         const EffectConfig& config, const sp<IEffectBufferProviderCallback>& inputBufferProvider,
         const sp<IEffectBufferProviderCallback>& outputBufferProvider) override;
-    Return<Result> setInputDevice(AudioDeviceBitfield device) override;
     Return<void> getConfig(getConfig_cb _hidl_cb) override;
     Return<void> getConfigReverse(getConfigReverse_cb _hidl_cb) override;
     Return<void> getSupportedAuxChannelsConfigs(
         uint32_t maxConfigs, getSupportedAuxChannelsConfigs_cb _hidl_cb) override;
     Return<void> getAuxChannelsConfig(getAuxChannelsConfig_cb _hidl_cb) override;
     Return<Result> setAuxChannelsConfig(const EffectAuxChannelsConfig& config) override;
-    Return<Result> setAudioSource(AudioSource source) override;
     Return<Result> offload(const EffectOffloadParameter& param) override;
     Return<void> getDescriptor(getDescriptor_cb _hidl_cb) override;
     Return<void> prepareForProcessing(prepareForProcessing_cb _hidl_cb) override;
@@ -125,7 +131,7 @@
    private:
     sp<Effect> mEffect;
 
-    virtual ~EnvironmentalReverbEffect();
+    virtual ~EnvironmentalReverbEffect() = default;
 
     void propertiesFromHal(const t_reverb_settings& halProperties,
                            IEnvironmentalReverbEffect::AllProperties* properties);
diff --git a/audio/effect/all-versions/default/EqualizerEffect.cpp b/audio/effect/all-versions/default/EqualizerEffect.cpp
index 1b983ec..fffe8cd 100644
--- a/audio/effect/all-versions/default/EqualizerEffect.cpp
+++ b/audio/effect/all-versions/default/EqualizerEffect.cpp
@@ -31,9 +31,8 @@
 namespace CPP_VERSION {
 namespace implementation {
 
-EqualizerEffect::EqualizerEffect(effect_handle_t handle) : mEffect(new Effect(handle)) {}
-
-EqualizerEffect::~EqualizerEffect() {}
+EqualizerEffect::EqualizerEffect(effect_handle_t handle)
+    : mEffect(new Effect(false /*isInput*/, handle)) {}
 
 void EqualizerEffect::propertiesFromHal(const t_equalizer_settings& halProperties,
                                         IEqualizerEffect::AllProperties* properties) {
@@ -80,10 +79,32 @@
     return mEffect->disable();
 }
 
+#if MAJOR_VERSION <= 6
+Return<Result> EqualizerEffect::setAudioSource(AudioSource source) {
+    return mEffect->setAudioSource(source);
+}
+
 Return<Result> EqualizerEffect::setDevice(AudioDeviceBitfield device) {
     return mEffect->setDevice(device);
 }
 
+Return<Result> EqualizerEffect::setInputDevice(AudioDeviceBitfield device) {
+    return mEffect->setInputDevice(device);
+}
+#else
+Return<Result> EqualizerEffect::setAudioSource(const AudioSource& source) {
+    return mEffect->setAudioSource(source);
+}
+
+Return<Result> EqualizerEffect::setDevice(const DeviceAddress& device) {
+    return mEffect->setDevice(device);
+}
+
+Return<Result> EqualizerEffect::setInputDevice(const DeviceAddress& device) {
+    return mEffect->setInputDevice(device);
+}
+#endif
+
 Return<void> EqualizerEffect::setAndGetVolume(const hidl_vec<uint32_t>& volumes,
                                               setAndGetVolume_cb _hidl_cb) {
     return mEffect->setAndGetVolume(volumes, _hidl_cb);
@@ -103,10 +124,6 @@
     return mEffect->setConfigReverse(config, inputBufferProvider, outputBufferProvider);
 }
 
-Return<Result> EqualizerEffect::setInputDevice(AudioDeviceBitfield device) {
-    return mEffect->setInputDevice(device);
-}
-
 Return<void> EqualizerEffect::getConfig(getConfig_cb _hidl_cb) {
     return mEffect->getConfig(_hidl_cb);
 }
@@ -128,10 +145,6 @@
     return mEffect->setAuxChannelsConfig(config);
 }
 
-Return<Result> EqualizerEffect::setAudioSource(AudioSource source) {
-    return mEffect->setAudioSource(source);
-}
-
 Return<Result> EqualizerEffect::offload(const EffectOffloadParameter& param) {
     return mEffect->offload(param);
 }
diff --git a/audio/effect/all-versions/default/EqualizerEffect.h b/audio/effect/all-versions/default/EqualizerEffect.h
index b1cbefd..7a6bc0a 100644
--- a/audio/effect/all-versions/default/EqualizerEffect.h
+++ b/audio/effect/all-versions/default/EqualizerEffect.h
@@ -57,7 +57,15 @@
     Return<Result> reset() override;
     Return<Result> enable() override;
     Return<Result> disable() override;
+#if MAJOR_VERSION <= 6
+    Return<Result> setAudioSource(AudioSource source) override;
     Return<Result> setDevice(AudioDeviceBitfield device) override;
+    Return<Result> setInputDevice(AudioDeviceBitfield device) override;
+#else
+    Return<Result> setAudioSource(const AudioSource& source) override;
+    Return<Result> setDevice(const DeviceAddress& device) override;
+    Return<Result> setInputDevice(const DeviceAddress& device) override;
+#endif
     Return<void> setAndGetVolume(const hidl_vec<uint32_t>& volumes,
                                  setAndGetVolume_cb _hidl_cb) override;
     Return<Result> volumeChangeNotification(const hidl_vec<uint32_t>& volumes) override;
@@ -65,14 +73,12 @@
     Return<Result> setConfigReverse(
         const EffectConfig& config, const sp<IEffectBufferProviderCallback>& inputBufferProvider,
         const sp<IEffectBufferProviderCallback>& outputBufferProvider) override;
-    Return<Result> setInputDevice(AudioDeviceBitfield device) override;
     Return<void> getConfig(getConfig_cb _hidl_cb) override;
     Return<void> getConfigReverse(getConfigReverse_cb _hidl_cb) override;
     Return<void> getSupportedAuxChannelsConfigs(
         uint32_t maxConfigs, getSupportedAuxChannelsConfigs_cb _hidl_cb) override;
     Return<void> getAuxChannelsConfig(getAuxChannelsConfig_cb _hidl_cb) override;
     Return<Result> setAuxChannelsConfig(const EffectAuxChannelsConfig& config) override;
-    Return<Result> setAudioSource(AudioSource source) override;
     Return<Result> offload(const EffectOffloadParameter& param) override;
     Return<void> getDescriptor(getDescriptor_cb _hidl_cb) override;
     Return<void> prepareForProcessing(prepareForProcessing_cb _hidl_cb) override;
@@ -111,7 +117,7 @@
    private:
     sp<Effect> mEffect;
 
-    virtual ~EqualizerEffect();
+    virtual ~EqualizerEffect() = default;
 
     void propertiesFromHal(const t_equalizer_settings& halProperties,
                            IEqualizerEffect::AllProperties* properties);
diff --git a/audio/effect/all-versions/default/LoudnessEnhancerEffect.cpp b/audio/effect/all-versions/default/LoudnessEnhancerEffect.cpp
index ebd5197..c7add86 100644
--- a/audio/effect/all-versions/default/LoudnessEnhancerEffect.cpp
+++ b/audio/effect/all-versions/default/LoudnessEnhancerEffect.cpp
@@ -33,9 +33,7 @@
 namespace implementation {
 
 LoudnessEnhancerEffect::LoudnessEnhancerEffect(effect_handle_t handle)
-    : mEffect(new Effect(handle)) {}
-
-LoudnessEnhancerEffect::~LoudnessEnhancerEffect() {}
+    : mEffect(new Effect(false /*isInput*/, handle)) {}
 
 // Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
 Return<Result> LoudnessEnhancerEffect::init() {
@@ -60,10 +58,32 @@
     return mEffect->disable();
 }
 
+#if MAJOR_VERSION <= 6
+Return<Result> LoudnessEnhancerEffect::setAudioSource(AudioSource source) {
+    return mEffect->setAudioSource(source);
+}
+
 Return<Result> LoudnessEnhancerEffect::setDevice(AudioDeviceBitfield device) {
     return mEffect->setDevice(device);
 }
 
+Return<Result> LoudnessEnhancerEffect::setInputDevice(AudioDeviceBitfield device) {
+    return mEffect->setInputDevice(device);
+}
+#else
+Return<Result> LoudnessEnhancerEffect::setAudioSource(const AudioSource& source) {
+    return mEffect->setAudioSource(source);
+}
+
+Return<Result> LoudnessEnhancerEffect::setDevice(const DeviceAddress& device) {
+    return mEffect->setDevice(device);
+}
+
+Return<Result> LoudnessEnhancerEffect::setInputDevice(const DeviceAddress& device) {
+    return mEffect->setInputDevice(device);
+}
+#endif
+
 Return<void> LoudnessEnhancerEffect::setAndGetVolume(const hidl_vec<uint32_t>& volumes,
                                                      setAndGetVolume_cb _hidl_cb) {
     return mEffect->setAndGetVolume(volumes, _hidl_cb);
@@ -83,10 +103,6 @@
     return mEffect->setConfigReverse(config, inputBufferProvider, outputBufferProvider);
 }
 
-Return<Result> LoudnessEnhancerEffect::setInputDevice(AudioDeviceBitfield device) {
-    return mEffect->setInputDevice(device);
-}
-
 Return<void> LoudnessEnhancerEffect::getConfig(getConfig_cb _hidl_cb) {
     return mEffect->getConfig(_hidl_cb);
 }
@@ -108,10 +124,6 @@
     return mEffect->setAuxChannelsConfig(config);
 }
 
-Return<Result> LoudnessEnhancerEffect::setAudioSource(AudioSource source) {
-    return mEffect->setAudioSource(source);
-}
-
 Return<Result> LoudnessEnhancerEffect::offload(const EffectOffloadParameter& param) {
     return mEffect->offload(param);
 }
diff --git a/audio/effect/all-versions/default/LoudnessEnhancerEffect.h b/audio/effect/all-versions/default/LoudnessEnhancerEffect.h
index 8baf128..6d80207 100644
--- a/audio/effect/all-versions/default/LoudnessEnhancerEffect.h
+++ b/audio/effect/all-versions/default/LoudnessEnhancerEffect.h
@@ -53,7 +53,15 @@
     Return<Result> reset() override;
     Return<Result> enable() override;
     Return<Result> disable() override;
+#if MAJOR_VERSION <= 6
+    Return<Result> setAudioSource(AudioSource source) override;
     Return<Result> setDevice(AudioDeviceBitfield device) override;
+    Return<Result> setInputDevice(AudioDeviceBitfield device) override;
+#else
+    Return<Result> setAudioSource(const AudioSource& source) override;
+    Return<Result> setDevice(const DeviceAddress& device) override;
+    Return<Result> setInputDevice(const DeviceAddress& device) override;
+#endif
     Return<void> setAndGetVolume(const hidl_vec<uint32_t>& volumes,
                                  setAndGetVolume_cb _hidl_cb) override;
     Return<Result> volumeChangeNotification(const hidl_vec<uint32_t>& volumes) override;
@@ -61,14 +69,12 @@
     Return<Result> setConfigReverse(
         const EffectConfig& config, const sp<IEffectBufferProviderCallback>& inputBufferProvider,
         const sp<IEffectBufferProviderCallback>& outputBufferProvider) override;
-    Return<Result> setInputDevice(AudioDeviceBitfield device) override;
     Return<void> getConfig(getConfig_cb _hidl_cb) override;
     Return<void> getConfigReverse(getConfigReverse_cb _hidl_cb) override;
     Return<void> getSupportedAuxChannelsConfigs(
         uint32_t maxConfigs, getSupportedAuxChannelsConfigs_cb _hidl_cb) override;
     Return<void> getAuxChannelsConfig(getAuxChannelsConfig_cb _hidl_cb) override;
     Return<Result> setAuxChannelsConfig(const EffectAuxChannelsConfig& config) override;
-    Return<Result> setAudioSource(AudioSource source) override;
     Return<Result> offload(const EffectOffloadParameter& param) override;
     Return<void> getDescriptor(getDescriptor_cb _hidl_cb) override;
     Return<void> prepareForProcessing(prepareForProcessing_cb _hidl_cb) override;
@@ -98,7 +104,7 @@
    private:
     sp<Effect> mEffect;
 
-    virtual ~LoudnessEnhancerEffect();
+    virtual ~LoudnessEnhancerEffect() = default;
 };
 
 }  // namespace implementation
diff --git a/audio/effect/all-versions/default/NoiseSuppressionEffect.cpp b/audio/effect/all-versions/default/NoiseSuppressionEffect.cpp
index d01bbe5..9e75237 100644
--- a/audio/effect/all-versions/default/NoiseSuppressionEffect.cpp
+++ b/audio/effect/all-versions/default/NoiseSuppressionEffect.cpp
@@ -30,9 +30,7 @@
 namespace implementation {
 
 NoiseSuppressionEffect::NoiseSuppressionEffect(effect_handle_t handle)
-    : mEffect(new Effect(handle)) {}
-
-NoiseSuppressionEffect::~NoiseSuppressionEffect() {}
+    : mEffect(new Effect(true /*isInput*/, handle)) {}
 
 void NoiseSuppressionEffect::propertiesFromHal(const t_ns_settings& halProperties,
                                                INoiseSuppressionEffect::AllProperties* properties) {
@@ -69,10 +67,32 @@
     return mEffect->disable();
 }
 
+#if MAJOR_VERSION <= 6
+Return<Result> NoiseSuppressionEffect::setAudioSource(AudioSource source) {
+    return mEffect->setAudioSource(source);
+}
+
 Return<Result> NoiseSuppressionEffect::setDevice(AudioDeviceBitfield device) {
     return mEffect->setDevice(device);
 }
 
+Return<Result> NoiseSuppressionEffect::setInputDevice(AudioDeviceBitfield device) {
+    return mEffect->setInputDevice(device);
+}
+#else
+Return<Result> NoiseSuppressionEffect::setAudioSource(const AudioSource& source) {
+    return mEffect->setAudioSource(source);
+}
+
+Return<Result> NoiseSuppressionEffect::setDevice(const DeviceAddress& device) {
+    return mEffect->setDevice(device);
+}
+
+Return<Result> NoiseSuppressionEffect::setInputDevice(const DeviceAddress& device) {
+    return mEffect->setInputDevice(device);
+}
+#endif
+
 Return<void> NoiseSuppressionEffect::setAndGetVolume(const hidl_vec<uint32_t>& volumes,
                                                      setAndGetVolume_cb _hidl_cb) {
     return mEffect->setAndGetVolume(volumes, _hidl_cb);
@@ -92,10 +112,6 @@
     return mEffect->setConfigReverse(config, inputBufferProvider, outputBufferProvider);
 }
 
-Return<Result> NoiseSuppressionEffect::setInputDevice(AudioDeviceBitfield device) {
-    return mEffect->setInputDevice(device);
-}
-
 Return<void> NoiseSuppressionEffect::getConfig(getConfig_cb _hidl_cb) {
     return mEffect->getConfig(_hidl_cb);
 }
@@ -117,10 +133,6 @@
     return mEffect->setAuxChannelsConfig(config);
 }
 
-Return<Result> NoiseSuppressionEffect::setAudioSource(AudioSource source) {
-    return mEffect->setAudioSource(source);
-}
-
 Return<Result> NoiseSuppressionEffect::offload(const EffectOffloadParameter& param) {
     return mEffect->offload(param);
 }
diff --git a/audio/effect/all-versions/default/NoiseSuppressionEffect.h b/audio/effect/all-versions/default/NoiseSuppressionEffect.h
index c49bf7b..6cc45b9 100644
--- a/audio/effect/all-versions/default/NoiseSuppressionEffect.h
+++ b/audio/effect/all-versions/default/NoiseSuppressionEffect.h
@@ -55,7 +55,15 @@
     Return<Result> reset() override;
     Return<Result> enable() override;
     Return<Result> disable() override;
+#if MAJOR_VERSION <= 6
+    Return<Result> setAudioSource(AudioSource source) override;
     Return<Result> setDevice(AudioDeviceBitfield device) override;
+    Return<Result> setInputDevice(AudioDeviceBitfield device) override;
+#else
+    Return<Result> setAudioSource(const AudioSource& source) override;
+    Return<Result> setDevice(const DeviceAddress& device) override;
+    Return<Result> setInputDevice(const DeviceAddress& device) override;
+#endif
     Return<void> setAndGetVolume(const hidl_vec<uint32_t>& volumes,
                                  setAndGetVolume_cb _hidl_cb) override;
     Return<Result> volumeChangeNotification(const hidl_vec<uint32_t>& volumes) override;
@@ -63,14 +71,12 @@
     Return<Result> setConfigReverse(
         const EffectConfig& config, const sp<IEffectBufferProviderCallback>& inputBufferProvider,
         const sp<IEffectBufferProviderCallback>& outputBufferProvider) override;
-    Return<Result> setInputDevice(AudioDeviceBitfield device) override;
     Return<void> getConfig(getConfig_cb _hidl_cb) override;
     Return<void> getConfigReverse(getConfigReverse_cb _hidl_cb) override;
     Return<void> getSupportedAuxChannelsConfigs(
         uint32_t maxConfigs, getSupportedAuxChannelsConfigs_cb _hidl_cb) override;
     Return<void> getAuxChannelsConfig(getAuxChannelsConfig_cb _hidl_cb) override;
     Return<Result> setAuxChannelsConfig(const EffectAuxChannelsConfig& config) override;
-    Return<Result> setAudioSource(AudioSource source) override;
     Return<Result> offload(const EffectOffloadParameter& param) override;
     Return<void> getDescriptor(getDescriptor_cb _hidl_cb) override;
     Return<void> prepareForProcessing(prepareForProcessing_cb _hidl_cb) override;
@@ -105,7 +111,7 @@
    private:
     sp<Effect> mEffect;
 
-    virtual ~NoiseSuppressionEffect();
+    virtual ~NoiseSuppressionEffect() = default;
 
     void propertiesFromHal(const t_ns_settings& halProperties,
                            INoiseSuppressionEffect::AllProperties* properties);
diff --git a/audio/effect/all-versions/default/PresetReverbEffect.cpp b/audio/effect/all-versions/default/PresetReverbEffect.cpp
index 4a2a3a4..1ae8492 100644
--- a/audio/effect/all-versions/default/PresetReverbEffect.cpp
+++ b/audio/effect/all-versions/default/PresetReverbEffect.cpp
@@ -30,9 +30,8 @@
 namespace CPP_VERSION {
 namespace implementation {
 
-PresetReverbEffect::PresetReverbEffect(effect_handle_t handle) : mEffect(new Effect(handle)) {}
-
-PresetReverbEffect::~PresetReverbEffect() {}
+PresetReverbEffect::PresetReverbEffect(effect_handle_t handle)
+    : mEffect(new Effect(false /*isInput*/, handle)) {}
 
 // Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
 Return<Result> PresetReverbEffect::init() {
@@ -57,10 +56,32 @@
     return mEffect->disable();
 }
 
+#if MAJOR_VERSION <= 6
+Return<Result> PresetReverbEffect::setAudioSource(AudioSource source) {
+    return mEffect->setAudioSource(source);
+}
+
 Return<Result> PresetReverbEffect::setDevice(AudioDeviceBitfield device) {
     return mEffect->setDevice(device);
 }
 
+Return<Result> PresetReverbEffect::setInputDevice(AudioDeviceBitfield device) {
+    return mEffect->setInputDevice(device);
+}
+#else
+Return<Result> PresetReverbEffect::setAudioSource(const AudioSource& source) {
+    return mEffect->setAudioSource(source);
+}
+
+Return<Result> PresetReverbEffect::setDevice(const DeviceAddress& device) {
+    return mEffect->setDevice(device);
+}
+
+Return<Result> PresetReverbEffect::setInputDevice(const DeviceAddress& device) {
+    return mEffect->setInputDevice(device);
+}
+#endif
+
 Return<void> PresetReverbEffect::setAndGetVolume(const hidl_vec<uint32_t>& volumes,
                                                  setAndGetVolume_cb _hidl_cb) {
     return mEffect->setAndGetVolume(volumes, _hidl_cb);
@@ -80,10 +101,6 @@
     return mEffect->setConfigReverse(config, inputBufferProvider, outputBufferProvider);
 }
 
-Return<Result> PresetReverbEffect::setInputDevice(AudioDeviceBitfield device) {
-    return mEffect->setInputDevice(device);
-}
-
 Return<void> PresetReverbEffect::getConfig(getConfig_cb _hidl_cb) {
     return mEffect->getConfig(_hidl_cb);
 }
@@ -105,10 +122,6 @@
     return mEffect->setAuxChannelsConfig(config);
 }
 
-Return<Result> PresetReverbEffect::setAudioSource(AudioSource source) {
-    return mEffect->setAudioSource(source);
-}
-
 Return<Result> PresetReverbEffect::offload(const EffectOffloadParameter& param) {
     return mEffect->offload(param);
 }
diff --git a/audio/effect/all-versions/default/PresetReverbEffect.h b/audio/effect/all-versions/default/PresetReverbEffect.h
index 58a6829..eb55e20 100644
--- a/audio/effect/all-versions/default/PresetReverbEffect.h
+++ b/audio/effect/all-versions/default/PresetReverbEffect.h
@@ -53,7 +53,15 @@
     Return<Result> reset() override;
     Return<Result> enable() override;
     Return<Result> disable() override;
+#if MAJOR_VERSION <= 6
+    Return<Result> setAudioSource(AudioSource source) override;
     Return<Result> setDevice(AudioDeviceBitfield device) override;
+    Return<Result> setInputDevice(AudioDeviceBitfield device) override;
+#else
+    Return<Result> setAudioSource(const AudioSource& source) override;
+    Return<Result> setDevice(const DeviceAddress& device) override;
+    Return<Result> setInputDevice(const DeviceAddress& device) override;
+#endif
     Return<void> setAndGetVolume(const hidl_vec<uint32_t>& volumes,
                                  setAndGetVolume_cb _hidl_cb) override;
     Return<Result> volumeChangeNotification(const hidl_vec<uint32_t>& volumes) override;
@@ -61,14 +69,12 @@
     Return<Result> setConfigReverse(
         const EffectConfig& config, const sp<IEffectBufferProviderCallback>& inputBufferProvider,
         const sp<IEffectBufferProviderCallback>& outputBufferProvider) override;
-    Return<Result> setInputDevice(AudioDeviceBitfield device) override;
     Return<void> getConfig(getConfig_cb _hidl_cb) override;
     Return<void> getConfigReverse(getConfigReverse_cb _hidl_cb) override;
     Return<void> getSupportedAuxChannelsConfigs(
         uint32_t maxConfigs, getSupportedAuxChannelsConfigs_cb _hidl_cb) override;
     Return<void> getAuxChannelsConfig(getAuxChannelsConfig_cb _hidl_cb) override;
     Return<Result> setAuxChannelsConfig(const EffectAuxChannelsConfig& config) override;
-    Return<Result> setAudioSource(AudioSource source) override;
     Return<Result> offload(const EffectOffloadParameter& param) override;
     Return<void> getDescriptor(getDescriptor_cb _hidl_cb) override;
     Return<void> prepareForProcessing(prepareForProcessing_cb _hidl_cb) override;
@@ -98,7 +104,7 @@
    private:
     sp<Effect> mEffect;
 
-    virtual ~PresetReverbEffect();
+    virtual ~PresetReverbEffect() = default;
 };
 
 }  // namespace implementation
diff --git a/audio/effect/all-versions/default/VirtualizerEffect.cpp b/audio/effect/all-versions/default/VirtualizerEffect.cpp
index 1b69a90..1dce181 100644
--- a/audio/effect/all-versions/default/VirtualizerEffect.cpp
+++ b/audio/effect/all-versions/default/VirtualizerEffect.cpp
@@ -19,7 +19,9 @@
 #include "VirtualizerEffect.h"
 
 #include <memory.h>
+#include <stdlib.h>
 
+#include <HidlUtils.h>
 #include <android/log.h>
 #include <system/audio_effects/effect_virtualizer.h>
 
@@ -32,19 +34,10 @@
 namespace CPP_VERSION {
 namespace implementation {
 
-VirtualizerEffect::VirtualizerEffect(effect_handle_t handle) : mEffect(new Effect(handle)) {}
+using ::android::hardware::audio::common::CPP_VERSION::implementation::HidlUtils;
 
-VirtualizerEffect::~VirtualizerEffect() {}
-
-void VirtualizerEffect::speakerAnglesFromHal(const int32_t* halAngles, uint32_t channelCount,
-                                             hidl_vec<SpeakerAngle>& speakerAngles) {
-    speakerAngles.resize(channelCount);
-    for (uint32_t i = 0; i < channelCount; ++i) {
-        speakerAngles[i].mask = AudioChannelBitfield(*halAngles++);
-        speakerAngles[i].azimuth = *halAngles++;
-        speakerAngles[i].elevation = *halAngles++;
-    }
-}
+VirtualizerEffect::VirtualizerEffect(effect_handle_t handle)
+    : mEffect(new Effect(false /*isInput*/, handle)) {}
 
 // Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
 Return<Result> VirtualizerEffect::init() {
@@ -69,10 +62,32 @@
     return mEffect->disable();
 }
 
+#if MAJOR_VERSION <= 6
+Return<Result> VirtualizerEffect::setAudioSource(AudioSource source) {
+    return mEffect->setAudioSource(source);
+}
+
 Return<Result> VirtualizerEffect::setDevice(AudioDeviceBitfield device) {
     return mEffect->setDevice(device);
 }
 
+Return<Result> VirtualizerEffect::setInputDevice(AudioDeviceBitfield device) {
+    return mEffect->setInputDevice(device);
+}
+#else
+Return<Result> VirtualizerEffect::setAudioSource(const AudioSource& source) {
+    return mEffect->setAudioSource(source);
+}
+
+Return<Result> VirtualizerEffect::setDevice(const DeviceAddress& device) {
+    return mEffect->setDevice(device);
+}
+
+Return<Result> VirtualizerEffect::setInputDevice(const DeviceAddress& device) {
+    return mEffect->setInputDevice(device);
+}
+#endif
+
 Return<void> VirtualizerEffect::setAndGetVolume(const hidl_vec<uint32_t>& volumes,
                                                 setAndGetVolume_cb _hidl_cb) {
     return mEffect->setAndGetVolume(volumes, _hidl_cb);
@@ -92,10 +107,6 @@
     return mEffect->setConfigReverse(config, inputBufferProvider, outputBufferProvider);
 }
 
-Return<Result> VirtualizerEffect::setInputDevice(AudioDeviceBitfield device) {
-    return mEffect->setInputDevice(device);
-}
-
 Return<void> VirtualizerEffect::getConfig(getConfig_cb _hidl_cb) {
     return mEffect->getConfig(_hidl_cb);
 }
@@ -117,10 +128,6 @@
     return mEffect->setAuxChannelsConfig(config);
 }
 
-Return<Result> VirtualizerEffect::setAudioSource(AudioSource source) {
-    return mEffect->setAudioSource(source);
-}
-
 Return<Result> VirtualizerEffect::offload(const EffectOffloadParameter& param) {
     return mEffect->offload(param);
 }
@@ -192,43 +199,117 @@
     return mEffect->getIntegerParam(VIRTUALIZER_PARAM_STRENGTH, _hidl_cb);
 }
 
-Return<void> VirtualizerEffect::getVirtualSpeakerAngles(AudioChannelBitfield mask,
-                                                        AudioDevice device,
-                                                        getVirtualSpeakerAngles_cb _hidl_cb) {
-    uint32_t channelCount =
-        audio_channel_count_from_out_mask(static_cast<audio_channel_mask_t>(mask));
+Return<void> VirtualizerEffect::getVirtualSpeakerAngles(
+#if MAJOR_VERSION <= 6
+        AudioChannelBitfield mask, AudioDevice device, getVirtualSpeakerAngles_cb _hidl_cb) {
+    audio_channel_mask_t halChannelMask = static_cast<audio_channel_mask_t>(mask);
+    audio_devices_t halDeviceType = static_cast<audio_devices_t>(device);
+#else
+        const AudioChannelMask& mask, const DeviceAddress& device,
+        getVirtualSpeakerAngles_cb _hidl_cb) {
+    audio_channel_mask_t halChannelMask;
+    if (status_t status = HidlUtils::audioChannelMaskToHal(mask, &halChannelMask);
+        status != NO_ERROR) {
+        _hidl_cb(mEffect->analyzeStatus(__func__, "audioChannelMaskToHal",
+                                        Effect::sContextConversion, status),
+                 SpeakerAngles{});
+        return Void();
+    }
+    audio_devices_t halDeviceType;
+    char halDeviceAddress[AUDIO_DEVICE_MAX_ADDRESS_LEN];
+    if (status_t status = HidlUtils::deviceAddressToHal(device, &halDeviceType, halDeviceAddress);
+        status != NO_ERROR) {
+        _hidl_cb(mEffect->analyzeStatus(__func__, "deviceAddressToHal", Effect::sContextConversion,
+                                        status),
+                 SpeakerAngles{});
+        return Void();
+    }
+#endif
+    uint32_t channelCount = audio_channel_count_from_out_mask(halChannelMask);
     size_t halSpeakerAnglesSize = sizeof(int32_t) * 3 * channelCount;
-    uint32_t halParam[3] = {VIRTUALIZER_PARAM_VIRTUAL_SPEAKER_ANGLES,
-                            static_cast<audio_channel_mask_t>(mask),
-                            static_cast<audio_devices_t>(device)};
-    hidl_vec<SpeakerAngle> speakerAngles;
+    uint32_t halParam[3] = {VIRTUALIZER_PARAM_VIRTUAL_SPEAKER_ANGLES, halChannelMask,
+                            halDeviceType};
+    SpeakerAngles speakerAngles;
+    status_t status = NO_ERROR;
     Result retval = mEffect->getParameterImpl(
-        sizeof(halParam), halParam, halSpeakerAnglesSize,
-        [&](uint32_t valueSize, const void* valueData) {
-            if (valueSize > halSpeakerAnglesSize) {
-                valueSize = halSpeakerAnglesSize;
-            } else if (valueSize < halSpeakerAnglesSize) {
-                channelCount = valueSize / (sizeof(int32_t) * 3);
-            }
-            speakerAnglesFromHal(reinterpret_cast<const int32_t*>(valueData), channelCount,
-                                 speakerAngles);
-        });
+            sizeof(halParam), halParam, halSpeakerAnglesSize,
+            [&](uint32_t valueSize, const void* valueData) {
+                if (valueSize < halSpeakerAnglesSize) {
+                    channelCount = valueSize / (sizeof(int32_t) * 3);
+                }
+                status = speakerAnglesFromHal(reinterpret_cast<const int32_t*>(valueData),
+                                              channelCount, speakerAngles);
+            });
+    if (retval == Result::OK) {
+        retval = mEffect->analyzeStatus(__func__, "speakerAnglesFromHal", "", status);
+    }
     _hidl_cb(retval, speakerAngles);
     return Void();
 }
 
-Return<Result> VirtualizerEffect::forceVirtualizationMode(AudioDevice device) {
-    return mEffect->setParam(VIRTUALIZER_PARAM_FORCE_VIRTUALIZATION_MODE,
-                             static_cast<audio_devices_t>(device));
-}
-
 Return<void> VirtualizerEffect::getVirtualizationMode(getVirtualizationMode_cb _hidl_cb) {
     uint32_t halMode = 0;
     Result retval = mEffect->getParam(VIRTUALIZER_PARAM_FORCE_VIRTUALIZATION_MODE, halMode);
+#if MAJOR_VERSION <= 6
     _hidl_cb(retval, AudioDevice(halMode));
+#else
+    DeviceAddress device;
+    (void)HidlUtils::deviceAddressFromHal(static_cast<audio_devices_t>(halMode), nullptr, &device);
+    _hidl_cb(retval, device);
+#endif
     return Void();
 }
 
+Return<Result> VirtualizerEffect::forceVirtualizationMode(
+#if MAJOR_VERSION <= 6
+        AudioDevice device) {
+    audio_devices_t halDeviceType = static_cast<audio_devices_t>(device);
+#else
+        const DeviceAddress& device) {
+    audio_devices_t halDeviceType;
+    char halDeviceAddress[AUDIO_DEVICE_MAX_ADDRESS_LEN];
+    (void)HidlUtils::deviceAddressToHal(device, &halDeviceType, halDeviceAddress);
+#endif
+    return mEffect->setParam(VIRTUALIZER_PARAM_FORCE_VIRTUALIZATION_MODE, halDeviceType);
+}
+
+#if MAJOR_VERSION <= 6
+// static
+status_t VirtualizerEffect::speakerAnglesFromHal(const int32_t* halAngles, uint32_t channelCount,
+                                                 hidl_vec<SpeakerAngle>& speakerAngles) {
+    speakerAngles.resize(channelCount);
+    for (uint32_t i = 0; i < channelCount; ++i) {
+        speakerAngles[i].mask = AudioChannelBitfield(*halAngles++);
+        speakerAngles[i].azimuth = *halAngles++;
+        speakerAngles[i].elevation = *halAngles++;
+    }
+    return NO_ERROR;
+}
+#else
+static int compare_channels(const void* lhs, const void* rhs) {
+    return *(int32_t*)lhs - *(int32_t*)rhs;
+}
+
+// static
+status_t VirtualizerEffect::speakerAnglesFromHal(const int32_t* halAngles, uint32_t channelCount,
+                                                 SpeakerAngles& speakerAngles) {
+    speakerAngles.azimuth.resize(channelCount);
+    speakerAngles.elevation.resize(channelCount);
+    int32_t halAnglesSorted[channelCount * 3];
+    memcpy(halAnglesSorted, halAngles, sizeof(halAnglesSorted));
+    // Ensure that channels are ordered from LSb to MSb.
+    qsort(halAnglesSorted, channelCount, sizeof(int32_t) * 3, compare_channels);
+    audio_channel_mask_t halMask = AUDIO_CHANNEL_NONE;
+    int32_t* halAnglesPtr = halAnglesSorted;
+    for (uint32_t i = 0; i < channelCount; ++i) {
+        halMask = static_cast<audio_channel_mask_t>(halMask | *halAnglesPtr++);
+        speakerAngles.azimuth[i] = *halAnglesPtr++;
+        speakerAngles.elevation[i] = *halAnglesPtr++;
+    }
+    return HidlUtils::audioChannelMaskFromHal(halMask, false /*isInput*/, &speakerAngles.mask);
+}
+#endif
+
 }  // namespace implementation
 }  // namespace CPP_VERSION
 }  // namespace effect
diff --git a/audio/effect/all-versions/default/VirtualizerEffect.h b/audio/effect/all-versions/default/VirtualizerEffect.h
index c630b2e..3ed06d1 100644
--- a/audio/effect/all-versions/default/VirtualizerEffect.h
+++ b/audio/effect/all-versions/default/VirtualizerEffect.h
@@ -39,7 +39,9 @@
 using ::android::hardware::hidl_vec;
 using ::android::hardware::Return;
 using ::android::hardware::Void;
+#if MAJOR_VERSION <= 6
 using ::android::hardware::audio::common::CPP_VERSION::implementation::AudioChannelBitfield;
+#endif
 using namespace ::android::hardware::audio::common::CPP_VERSION;
 using namespace ::android::hardware::audio::effect::CPP_VERSION;
 
@@ -54,7 +56,15 @@
     Return<Result> reset() override;
     Return<Result> enable() override;
     Return<Result> disable() override;
+#if MAJOR_VERSION <= 6
+    Return<Result> setAudioSource(AudioSource source) override;
     Return<Result> setDevice(AudioDeviceBitfield device) override;
+    Return<Result> setInputDevice(AudioDeviceBitfield device) override;
+#else
+    Return<Result> setAudioSource(const AudioSource& source) override;
+    Return<Result> setDevice(const DeviceAddress& device) override;
+    Return<Result> setInputDevice(const DeviceAddress& device) override;
+#endif
     Return<void> setAndGetVolume(const hidl_vec<uint32_t>& volumes,
                                  setAndGetVolume_cb _hidl_cb) override;
     Return<Result> volumeChangeNotification(const hidl_vec<uint32_t>& volumes) override;
@@ -62,14 +72,12 @@
     Return<Result> setConfigReverse(
         const EffectConfig& config, const sp<IEffectBufferProviderCallback>& inputBufferProvider,
         const sp<IEffectBufferProviderCallback>& outputBufferProvider) override;
-    Return<Result> setInputDevice(AudioDeviceBitfield device) override;
     Return<void> getConfig(getConfig_cb _hidl_cb) override;
     Return<void> getConfigReverse(getConfigReverse_cb _hidl_cb) override;
     Return<void> getSupportedAuxChannelsConfigs(
         uint32_t maxConfigs, getSupportedAuxChannelsConfigs_cb _hidl_cb) override;
     Return<void> getAuxChannelsConfig(getAuxChannelsConfig_cb _hidl_cb) override;
     Return<Result> setAuxChannelsConfig(const EffectAuxChannelsConfig& config) override;
-    Return<Result> setAudioSource(AudioSource source) override;
     Return<Result> offload(const EffectOffloadParameter& param) override;
     Return<void> getDescriptor(getDescriptor_cb _hidl_cb) override;
     Return<void> prepareForProcessing(prepareForProcessing_cb _hidl_cb) override;
@@ -96,18 +104,27 @@
     Return<bool> isStrengthSupported() override;
     Return<Result> setStrength(uint16_t strength) override;
     Return<void> getStrength(getStrength_cb _hidl_cb) override;
+    Return<void> getVirtualizationMode(getVirtualizationMode_cb _hidl_cb) override;
+#if MAJOR_VERSION <= 6
     Return<void> getVirtualSpeakerAngles(AudioChannelBitfield mask, AudioDevice device,
                                          getVirtualSpeakerAngles_cb _hidl_cb) override;
     Return<Result> forceVirtualizationMode(AudioDevice device) override;
-    Return<void> getVirtualizationMode(getVirtualizationMode_cb _hidl_cb) override;
+#else
+    Return<void> getVirtualSpeakerAngles(const AudioChannelMask& mask, const DeviceAddress& device,
+                                         getVirtualSpeakerAngles_cb _hidl_cb) override;
+    Return<Result> forceVirtualizationMode(const DeviceAddress& device) override;
+#endif
 
-   private:
+  private:
     sp<Effect> mEffect;
 
-    virtual ~VirtualizerEffect();
+    virtual ~VirtualizerEffect() = default;
 
-    void speakerAnglesFromHal(const int32_t* halAngles, uint32_t channelCount,
-                              hidl_vec<SpeakerAngle>& speakerAngles);
+#if MAJOR_VERSION <= 6
+    using SpeakerAngles = hidl_vec<SpeakerAngle>;
+#endif
+    static status_t speakerAnglesFromHal(const int32_t* halAngles, uint32_t channelCount,
+                                         SpeakerAngles& speakerAngles);
 };
 
 }  // namespace implementation
diff --git a/audio/effect/all-versions/default/VisualizerEffect.cpp b/audio/effect/all-versions/default/VisualizerEffect.cpp
index ae533bf..80c8637 100644
--- a/audio/effect/all-versions/default/VisualizerEffect.cpp
+++ b/audio/effect/all-versions/default/VisualizerEffect.cpp
@@ -31,9 +31,9 @@
 namespace implementation {
 
 VisualizerEffect::VisualizerEffect(effect_handle_t handle)
-    : mEffect(new Effect(handle)), mCaptureSize(0), mMeasurementMode(MeasurementMode::NONE) {}
-
-VisualizerEffect::~VisualizerEffect() {}
+    : mEffect(new Effect(false /*isInput*/, handle)),
+      mCaptureSize(0),
+      mMeasurementMode(MeasurementMode::NONE) {}
 
 // Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
 Return<Result> VisualizerEffect::init() {
@@ -58,10 +58,32 @@
     return mEffect->disable();
 }
 
+#if MAJOR_VERSION <= 6
+Return<Result> VisualizerEffect::setAudioSource(AudioSource source) {
+    return mEffect->setAudioSource(source);
+}
+
 Return<Result> VisualizerEffect::setDevice(AudioDeviceBitfield device) {
     return mEffect->setDevice(device);
 }
 
+Return<Result> VisualizerEffect::setInputDevice(AudioDeviceBitfield device) {
+    return mEffect->setInputDevice(device);
+}
+#else
+Return<Result> VisualizerEffect::setAudioSource(const AudioSource& source) {
+    return mEffect->setAudioSource(source);
+}
+
+Return<Result> VisualizerEffect::setDevice(const DeviceAddress& device) {
+    return mEffect->setDevice(device);
+}
+
+Return<Result> VisualizerEffect::setInputDevice(const DeviceAddress& device) {
+    return mEffect->setInputDevice(device);
+}
+#endif
+
 Return<void> VisualizerEffect::setAndGetVolume(const hidl_vec<uint32_t>& volumes,
                                                setAndGetVolume_cb _hidl_cb) {
     return mEffect->setAndGetVolume(volumes, _hidl_cb);
@@ -81,10 +103,6 @@
     return mEffect->setConfigReverse(config, inputBufferProvider, outputBufferProvider);
 }
 
-Return<Result> VisualizerEffect::setInputDevice(AudioDeviceBitfield device) {
-    return mEffect->setInputDevice(device);
-}
-
 Return<void> VisualizerEffect::getConfig(getConfig_cb _hidl_cb) {
     return mEffect->getConfig(_hidl_cb);
 }
@@ -106,10 +124,6 @@
     return mEffect->setAuxChannelsConfig(config);
 }
 
-Return<Result> VisualizerEffect::setAudioSource(AudioSource source) {
-    return mEffect->setAudioSource(source);
-}
-
 Return<Result> VisualizerEffect::offload(const EffectOffloadParameter& param) {
     return mEffect->offload(param);
 }
diff --git a/audio/effect/all-versions/default/VisualizerEffect.h b/audio/effect/all-versions/default/VisualizerEffect.h
index 315f844..3ae4b08 100644
--- a/audio/effect/all-versions/default/VisualizerEffect.h
+++ b/audio/effect/all-versions/default/VisualizerEffect.h
@@ -53,7 +53,15 @@
     Return<Result> reset() override;
     Return<Result> enable() override;
     Return<Result> disable() override;
+#if MAJOR_VERSION <= 6
+    Return<Result> setAudioSource(AudioSource source) override;
     Return<Result> setDevice(AudioDeviceBitfield device) override;
+    Return<Result> setInputDevice(AudioDeviceBitfield device) override;
+#else
+    Return<Result> setAudioSource(const AudioSource& source) override;
+    Return<Result> setDevice(const DeviceAddress& device) override;
+    Return<Result> setInputDevice(const DeviceAddress& device) override;
+#endif
     Return<void> setAndGetVolume(const hidl_vec<uint32_t>& volumes,
                                  setAndGetVolume_cb _hidl_cb) override;
     Return<Result> volumeChangeNotification(const hidl_vec<uint32_t>& volumes) override;
@@ -61,14 +69,12 @@
     Return<Result> setConfigReverse(
         const EffectConfig& config, const sp<IEffectBufferProviderCallback>& inputBufferProvider,
         const sp<IEffectBufferProviderCallback>& outputBufferProvider) override;
-    Return<Result> setInputDevice(AudioDeviceBitfield device) override;
     Return<void> getConfig(getConfig_cb _hidl_cb) override;
     Return<void> getConfigReverse(getConfigReverse_cb _hidl_cb) override;
     Return<void> getSupportedAuxChannelsConfigs(
         uint32_t maxConfigs, getSupportedAuxChannelsConfigs_cb _hidl_cb) override;
     Return<void> getAuxChannelsConfig(getAuxChannelsConfig_cb _hidl_cb) override;
     Return<Result> setAuxChannelsConfig(const EffectAuxChannelsConfig& config) override;
-    Return<Result> setAudioSource(AudioSource source) override;
     Return<Result> offload(const EffectOffloadParameter& param) override;
     Return<void> getDescriptor(getDescriptor_cb _hidl_cb) override;
     Return<void> prepareForProcessing(prepareForProcessing_cb _hidl_cb) override;
@@ -107,7 +113,7 @@
     uint16_t mCaptureSize;
     MeasurementMode mMeasurementMode;
 
-    virtual ~VisualizerEffect();
+    virtual ~VisualizerEffect() = default;
 };
 
 }  // namespace implementation
diff --git a/audio/effect/all-versions/vts/functional/VtsHalAudioEffectTargetTest.cpp b/audio/effect/all-versions/vts/functional/VtsHalAudioEffectTargetTest.cpp
index 199a8a5..d39fbcd 100644
--- a/audio/effect/all-versions/vts/functional/VtsHalAudioEffectTargetTest.cpp
+++ b/audio/effect/all-versions/vts/functional/VtsHalAudioEffectTargetTest.cpp
@@ -263,7 +263,7 @@
         static_cast<audio_channel_mask_t>(currentConfig.outputCfg.channels));
 #else
     *channelCount = android::audio::policy::configuration::V7_0::getChannelCount(
-            currentConfig.outputCfg.channels);
+            currentConfig.outputCfg.base.channelMask);
     ASSERT_NE(*channelCount, 0);
 #endif
 }
@@ -353,8 +353,14 @@
 }
 
 inline bool operator==(const EffectBufferConfig& lhs, const EffectBufferConfig& rhs) {
-    return lhs.buffer == rhs.buffer && lhs.samplingRateHz == rhs.samplingRateHz &&
-           lhs.channels == rhs.channels && lhs.format == rhs.format &&
+    return lhs.buffer == rhs.buffer &&
+#if MAJOR_VERSION <= 6
+           lhs.samplingRateHz == rhs.samplingRateHz && lhs.channels == rhs.channels &&
+           lhs.format == rhs.format &&
+#else
+           lhs.base.sampleRateHz == rhs.base.sampleRateHz &&
+           lhs.base.channelMask == rhs.base.channelMask && lhs.base.format == rhs.base.format &&
+#endif
            lhs.accessMode == rhs.accessMode && lhs.mask == rhs.mask;
 }