diff --git a/Android.bp b/Android.bp
index 05ca928..927e227 100644
--- a/Android.bp
+++ b/Android.bp
@@ -1,5 +1,6 @@
 hidl_package_root {
     name: "android.hardware",
+    use_current: true,
 }
 
 cc_defaults {
@@ -13,7 +14,10 @@
 // VTS tests must link to HAL definition libraries statically.
 cc_defaults {
     name: "VtsHalTargetTestDefaults",
-    defaults: ["hidl_defaults"],
+    defaults: [
+        "vts_target_tests_defaults",
+        "hidl_defaults",
+    ],
 
     // Lists all dependencies that can *not* be expected on the device.
     static_libs: [
diff --git a/audio/4.0/config/audio_policy_configuration.xsd b/audio/4.0/config/audio_policy_configuration.xsd
index ee17fc9..58bab22 100644
--- a/audio/4.0/config/audio_policy_configuration.xsd
+++ b/audio/4.0/config/audio_policy_configuration.xsd
@@ -280,6 +280,19 @@
             <xs:enumeration value="AUDIO_DEVICE_IN_STUB"/>
         </xs:restriction>
     </xs:simpleType>
+    <xs:simpleType name="vendorExtension">
+        <!-- Vendor extension names must be prefixed by "VX_" to distinguish them from AOSP values.
+             Vendor are encouraged to namespace their module names to avoid conflicts.
+             Example for an hypothetical Google virtual reality device:
+                <devicePort tagName="VR" type="VX_GOOGLE_VR" role="sink">
+        -->
+        <xs:restriction base="xs:string">
+            <xs:pattern value="VX_[_a-zA-Z0-9]+"/>
+        </xs:restriction>
+    </xs:simpleType>
+    <xs:simpleType name="extendableAudioDevice">
+        <xs:union memberTypes="audioDevice vendorExtension"/>
+    </xs:simpleType>
     <!-- Enum values of audio_format_t in audio.h
          TODO: generate from hidl to avoid manual sync. -->
     <xs:simpleType name="audioFormat">
@@ -346,6 +359,9 @@
             <xs:enumeration value="AUDIO_FORMAT_LDAC"/>
         </xs:restriction>
     </xs:simpleType>
+    <xs:simpleType name="extendableAudioFormat">
+        <xs:union memberTypes="audioFormat vendorExtension"/>
+    </xs:simpleType>
     <!-- Enum values of audio::common::4_0::AudioUsage
          TODO: generate from HIDL to avoid manual sync. -->
     <xs:simpleType name="audioUsage">
@@ -388,7 +404,7 @@
     </xs:simpleType>
     <xs:complexType name="profile">
         <xs:attribute name="name" type="xs:token" use="optional"/>
-        <xs:attribute name="format" type="audioFormat" use="optional"/>
+        <xs:attribute name="format" type="extendableAudioFormat" use="optional"/>
         <xs:attribute name="samplingRates" type="samplingRates" use="optional"/>
         <xs:attribute name="channelMasks" type="channelMask" use="optional"/>
     </xs:complexType>
@@ -425,7 +441,7 @@
                         <xs:element name="gains" type="gains" minOccurs="0"/>
                     </xs:sequence>
                     <xs:attribute name="tagName" type="xs:token" use="required"/>
-                    <xs:attribute name="type" type="audioDevice" use="required"/>
+                    <xs:attribute name="type" type="extendableAudioDevice" use="required"/>
                     <xs:attribute name="role" type="role" use="required"/>
                     <xs:attribute name="address" type="xs:string" use="optional" default=""/>
                     <!-- Note that XSD 1.0 can not check that a type only has one default. -->
diff --git a/audio/5.0/Android.bp b/audio/5.0/Android.bp
new file mode 100644
index 0000000..27c1ef5
--- /dev/null
+++ b/audio/5.0/Android.bp
@@ -0,0 +1,48 @@
+// This file is autogenerated by hidl-gen -Landroidbp.
+
+hidl_interface {
+    name: "android.hardware.audio@5.0",
+    root: "android.hardware",
+    vndk: {
+        enabled: true,
+    },
+    srcs: [
+        "types.hal",
+        "IDevice.hal",
+        "IDevicesFactory.hal",
+        "IPrimaryDevice.hal",
+        "IStream.hal",
+        "IStreamIn.hal",
+        "IStreamOut.hal",
+        "IStreamOutCallback.hal",
+    ],
+    interfaces: [
+        "android.hardware.audio.common@5.0",
+        "android.hardware.audio.effect@5.0",
+        "android.hidl.base@1.0",
+    ],
+    types: [
+        "AudioDrain",
+        "AudioFrequencyResponsePoint",
+        "AudioMicrophoneChannelMapping",
+        "AudioMicrophoneCoordinate",
+        "AudioMicrophoneDirectionality",
+        "AudioMicrophoneLocation",
+        "DeviceAddress",
+        "MessageQueueFlagBits",
+        "MicrophoneInfo",
+        "MmapBufferFlag",
+        "MmapBufferInfo",
+        "MmapPosition",
+        "ParameterValue",
+        "PlaybackTrackMetadata",
+        "RecordTrackMetadata",
+        "Result",
+        "SinkMetadata",
+        "SourceMetadata",
+        "TimeSpec",
+    ],
+    gen_java: false,
+    gen_java_constants: true,
+}
+
diff --git a/audio/5.0/IDevice.hal b/audio/5.0/IDevice.hal
new file mode 100644
index 0000000..afb4fad
--- /dev/null
+++ b/audio/5.0/IDevice.hal
@@ -0,0 +1,282 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.audio@5.0;
+
+import android.hardware.audio.common@5.0;
+import IStreamIn;
+import IStreamOut;
+
+interface IDevice {
+    /**
+     * Returns whether the audio hardware interface has been initialized.
+     *
+     * @return retval OK on success, NOT_INITIALIZED on failure.
+     */
+    initCheck() generates (Result retval);
+
+    /**
+     * Sets the audio volume for all audio activities other than voice call. If
+     * NOT_SUPPORTED is returned, the software mixer will emulate this
+     * capability.
+     *
+     * @param volume 1.0f means unity, 0.0f is zero.
+     * @return retval operation completion status.
+     */
+    setMasterVolume(float volume) generates (Result retval);
+
+    /**
+     * Get the current master volume value for the HAL, if the HAL supports
+     * master volume control. For example, AudioFlinger will query this value
+     * from the primary audio HAL when the service starts and use the value for
+     * setting the initial master volume across all HALs. HALs which do not
+     * support this method must return NOT_SUPPORTED in 'retval'.
+     *
+     * @return retval operation completion status.
+     * @return volume 1.0f means unity, 0.0f is zero.
+     */
+    getMasterVolume() generates (Result retval, float volume);
+
+    /**
+     * Sets microphone muting state.
+     *
+     * @param mute whether microphone is muted.
+     * @return retval operation completion status.
+     */
+    setMicMute(bool mute) generates (Result retval);
+
+    /**
+     * Gets whether microphone is muted.
+     *
+     * @return retval operation completion status.
+     * @return mute whether microphone is muted.
+     */
+    getMicMute() generates (Result retval, bool mute);
+
+    /**
+     * Set the audio mute status for all audio activities. If the return value
+     * is NOT_SUPPORTED, the software mixer will emulate this capability.
+     *
+     * @param mute whether audio is muted.
+     * @return retval operation completion status.
+     */
+    setMasterMute(bool mute) generates (Result retval);
+
+    /**
+     * Get the current master mute status for the HAL, if the HAL supports
+     * master mute control. AudioFlinger will query this value from the primary
+     * audio HAL when the service starts and use the value for setting the
+     * initial master mute across all HALs. HAL must indicate that the feature
+     * is not supported by returning NOT_SUPPORTED status.
+     *
+     * @return retval operation completion status.
+     * @return mute whether audio is muted.
+     */
+    getMasterMute() generates (Result retval, bool mute);
+
+    /**
+     * Returns audio input buffer size according to parameters passed or
+     * INVALID_ARGUMENTS if one of the parameters is not supported.
+     *
+     * @param config audio configuration.
+     * @return retval operation completion status.
+     * @return bufferSize input buffer size in bytes.
+     */
+    getInputBufferSize(AudioConfig config)
+            generates (Result retval, uint64_t bufferSize);
+
+    /**
+     * This method creates and opens the audio hardware output stream.
+     * If the stream can not be opened with the proposed audio config,
+     * HAL must provide suggested values for the audio config.
+     *
+     * @param ioHandle handle assigned by AudioFlinger.
+     * @param device device type and (if needed) address.
+     * @param config stream configuration.
+     * @param flags additional flags.
+     * @param sourceMetadata Description of the audio that will be played.
+                             May be used by implementations to configure hardware effects.
+     * @return retval operation completion status.
+     * @return outStream created output stream.
+     * @return suggestedConfig in case of invalid parameters, suggested config.
+     */
+    openOutputStream(
+            AudioIoHandle ioHandle,
+            DeviceAddress device,
+            AudioConfig config,
+            bitfield<AudioOutputFlag> flags,
+            SourceMetadata sourceMetadata) generates (
+                    Result retval,
+                    IStreamOut outStream,
+                    AudioConfig suggestedConfig);
+
+    /**
+     * This method creates and opens the audio hardware input stream.
+     * If the stream can not be opened with the proposed audio config,
+     * HAL must provide suggested values for the audio config.
+     *
+     * @param ioHandle handle assigned by AudioFlinger.
+     * @param device device type and (if needed) address.
+     * @param config stream configuration.
+     * @param flags additional flags.
+     * @param sinkMetadata Description of the audio that is suggested by the client.
+     *                     May be used by implementations to configure hardware effects.
+     * @return retval operation completion status.
+     * @return inStream in case of success, created input stream.
+     * @return suggestedConfig in case of invalid parameters, suggested config.
+     */
+    openInputStream(
+            AudioIoHandle ioHandle,
+            DeviceAddress device,
+            AudioConfig config,
+            bitfield<AudioInputFlag> flags,
+            SinkMetadata sinkMetadata) generates (
+                    Result retval,
+                    IStreamIn inStream,
+                    AudioConfig suggestedConfig);
+
+    /**
+     * Returns whether HAL supports audio patches.
+     *
+     * @return supports true if audio patches are supported.
+     */
+    supportsAudioPatches() generates (bool supports);
+
+    /**
+     * Creates an audio patch between several source and sink ports.  The handle
+     * is allocated by the HAL and must be unique for this audio HAL module.
+     *
+     * @param sources patch sources.
+     * @param sinks patch sinks.
+     * @return retval operation completion status.
+     * @return patch created patch handle.
+     */
+    createAudioPatch(vec<AudioPortConfig> sources, vec<AudioPortConfig> sinks)
+            generates (Result retval, AudioPatchHandle patch);
+
+    /**
+     * Release an audio patch.
+     *
+     * @param patch patch handle.
+     * @return retval operation completion status.
+     */
+    releaseAudioPatch(AudioPatchHandle patch) generates (Result retval);
+
+    /**
+     * Returns the list of supported attributes for a given audio port.
+     *
+     * As input, 'port' contains the information (type, role, address etc...)
+     * needed by the HAL to identify the port.
+     *
+     * As output, 'resultPort' contains possible attributes (sampling rates,
+     * formats, channel masks, gain controllers...) for this port.
+     *
+     * @param port port identifier.
+     * @return retval operation completion status.
+     * @return resultPort port descriptor with all parameters filled up.
+     */
+    getAudioPort(AudioPort port)
+            generates (Result retval, AudioPort resultPort);
+
+    /**
+     * Set audio port configuration.
+     *
+     * @param config audio port configuration.
+     * @return retval operation completion status.
+     */
+    setAudioPortConfig(AudioPortConfig config) generates (Result retval);
+
+    /**
+     * Gets the HW synchronization source of the device. Calling this method is
+     * equivalent to getting AUDIO_PARAMETER_HW_AV_SYNC on the legacy HAL.
+     * Optional method
+     *
+     * @return retval operation completion status: OK or NOT_SUPPORTED.
+     * @return hwAvSync HW synchronization source
+     */
+    getHwAvSync() generates (Result retval, AudioHwSync hwAvSync);
+
+    /**
+     * Sets whether the screen is on. Calling this method is equivalent to
+     * setting AUDIO_PARAMETER_KEY_SCREEN_STATE on the legacy HAL.
+     * Optional method
+     *
+     * @param turnedOn whether the screen is turned on.
+     * @return retval operation completion status.
+     */
+    setScreenState(bool turnedOn) generates (Result retval);
+
+    /**
+     * Generic method for retrieving vendor-specific parameter values.
+     * The framework does not interpret the parameters, they are passed
+     * in an opaque manner between a vendor application and HAL.
+     *
+     * Multiple parameters can be retrieved at the same time.
+     * The implementation should return as many requested parameters
+     * as possible, even if one or more is not supported
+     *
+     * @param context provides more information about the request
+     * @param keys keys of the requested parameters
+     * @return retval operation completion status.
+     *         OK must be returned if keys is empty.
+     *         NOT_SUPPORTED must be returned if at least one key is unknown.
+     * @return parameters parameter key value pairs.
+     *         Must contain the value of all requested keys if retval == OK
+     */
+    getParameters(vec<ParameterValue> context, vec<string> keys)
+            generates (Result retval, vec<ParameterValue> parameters);
+
+    /**
+     * Generic method for setting vendor-specific parameter values.
+     * The framework does not interpret the parameters, they are passed
+     * in an opaque manner between a vendor application and HAL.
+     *
+     * Multiple parameters can be set at the same time though this is
+     * discouraged as it make failure analysis harder.
+     *
+     * If possible, a failed setParameters should not impact the platform state.
+     *
+     * @param context provides more information about the request
+     * @param parameters parameter key value pairs.
+     * @return retval operation completion status.
+     *         All parameters must be successfully set for OK to be returned
+     */
+    setParameters(vec<ParameterValue> context, vec<ParameterValue> parameters)
+            generates (Result retval);
+
+    /**
+     * Returns an array with available microphones in device.
+     *
+     * @return retval INVALID_STATE if the call is not successful,
+     *                OK otherwise.
+     *
+     * @return microphones array with microphones info
+     */
+    getMicrophones()
+         generates(Result retval, vec<MicrophoneInfo> microphones);
+
+    /**
+     * Notifies the device module about the connection state of an input/output
+     * device attached to it. Calling this method is equivalent to setting
+     * AUDIO_PARAMETER_DEVICE_[DIS]CONNECT on the legacy HAL.
+     *
+     * @param address audio device specification.
+     * @param connected whether the device is connected.
+     * @return retval operation completion status.
+     */
+    setConnectedState(DeviceAddress address, bool connected)
+            generates (Result retval);
+};
diff --git a/audio/5.0/IDevicesFactory.hal b/audio/5.0/IDevicesFactory.hal
new file mode 100644
index 0000000..92060e7
--- /dev/null
+++ b/audio/5.0/IDevicesFactory.hal
@@ -0,0 +1,70 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.audio@5.0;
+
+import android.hardware.audio.common@5.0;
+import IDevice;
+import IPrimaryDevice;
+
+/** This factory allows a HAL implementation to be split in multiple independent
+ *  devices (called module in the pre-treble API).
+ *  Note that this division is arbitrary and implementation are free
+ *  to only have a Primary.
+ *  The framework will query the devices according to audio_policy_configuration.xml
+ *
+ *  Each device name is arbitrary, provided by the vendor's audio_policy_configuration.xml
+ *  and only used to identify a device in this factory.
+ *  The framework must not interpret the name, treating it as a vendor opaque data
+ *  with the following exception:
+ *  - the "r_submix" device that must be present to support policyMixes (Eg: Android projected).
+ *    Note that this Device is included by default in a build derived from AOSP.
+ *
+ *  Note that on AOSP Oreo (including MR1) the "a2dp" module is not using this API
+ *  but is loaded directly from the system partition using the legacy API
+ *  due to limitations with the Bluetooth framework.
+ */
+interface IDevicesFactory {
+
+    /**
+     * Opens an audio device. To close the device, it is necessary to release
+     * references to the returned device object.
+     *
+     * @param device device name.
+     * @return retval operation completion status. Returns INVALID_ARGUMENTS
+     *         if there is no corresponding hardware module found,
+     *         NOT_INITIALIZED if an error occured while opening the hardware
+     *         module.
+     * @return result the interface for the created device.
+     */
+    openDevice(string device) generates (Result retval, IDevice result);
+
+    /**
+     * Opens the Primary audio device that must be present.
+     * This function is not optional and must return successfully the primary device.
+     *
+     * This device must have the name "primary".
+     *
+     * The telephony stack uses this device to control the audio during a voice call.
+     *
+     * @return retval operation completion status. Must be SUCCESS.
+     *         For debuging, return INVALID_ARGUMENTS if there is no corresponding
+     *         hardware module found, NOT_INITIALIZED if an error occurred
+     *         while opening the hardware module.
+     * @return result the interface for the created device.
+     */
+    openPrimaryDevice() generates (Result retval, IPrimaryDevice result);
+};
diff --git a/audio/5.0/IPrimaryDevice.hal b/audio/5.0/IPrimaryDevice.hal
new file mode 100644
index 0000000..60add5a
--- /dev/null
+++ b/audio/5.0/IPrimaryDevice.hal
@@ -0,0 +1,195 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.audio@5.0;
+
+import android.hardware.audio.common@5.0;
+import IDevice;
+
+interface IPrimaryDevice extends IDevice {
+    /**
+     * Sets the audio volume of a voice call.
+     *
+     * @param volume 1.0f means unity, 0.0f is zero.
+     * @return retval operation completion status.
+     */
+    setVoiceVolume(float volume) generates (Result retval);
+
+    /**
+     * This method is used to notify the HAL about audio mode changes.
+     *
+     * @param mode new mode.
+     * @return retval operation completion status.
+     */
+    setMode(AudioMode mode) generates (Result retval);
+
+    /**
+     * Sets the name of the current BT SCO headset. Calling this method
+     * is equivalent to setting legacy "bt_headset_name" parameter.
+     * The BT SCO headset name must only be used for debugging purposes.
+     * Optional method
+     *
+     * @param name the name of the current BT SCO headset (can be empty).
+     * @return retval operation completion status.
+     */
+    setBtScoHeadsetDebugName(string name) generates (Result retval);
+
+    /**
+     * Gets whether BT SCO Noise Reduction and Echo Cancellation are enabled.
+     * Calling this method is equivalent to getting AUDIO_PARAMETER_KEY_BT_NREC
+     * on the legacy HAL.
+     *
+     * @return retval operation completion status.
+     * @return enabled whether BT SCO NR + EC are enabled.
+     */
+    getBtScoNrecEnabled() generates (Result retval, bool enabled);
+
+    /**
+     * Sets whether BT SCO Noise Reduction and Echo Cancellation are enabled.
+     * Calling this method is equivalent to setting AUDIO_PARAMETER_KEY_BT_NREC
+     * on the legacy HAL.
+     * Optional method
+     *
+     * @param enabled whether BT SCO NR + EC are enabled.
+     * @return retval operation completion status.
+     */
+    setBtScoNrecEnabled(bool enabled) generates (Result retval);
+
+    /**
+     * Gets whether BT SCO Wideband mode is enabled. Calling this method is
+     * equivalent to getting AUDIO_PARAMETER_KEY_BT_SCO_WB on the legacy HAL.
+     *
+     * @return retval operation completion status.
+     * @return enabled whether BT Wideband is enabled.
+     */
+    getBtScoWidebandEnabled() generates (Result retval, bool enabled);
+
+    /**
+     * Sets whether BT SCO Wideband mode is enabled. Calling this method is
+     * equivalent to setting AUDIO_PARAMETER_KEY_BT_SCO_WB on the legacy HAL.
+     * Optional method
+     *
+     * @param enabled whether BT Wideband is enabled.
+     * @return retval operation completion status.
+     */
+    setBtScoWidebandEnabled(bool enabled) generates (Result retval);
+
+    /**
+     * Gets whether BT HFP (Hands-Free Profile) is enabled. Calling this method
+     * is equivalent to getting "hfp_enable" parameter value on the legacy HAL.
+     *
+     * @return retval operation completion status.
+     * @return enabled whether BT HFP is enabled.
+     */
+    getBtHfpEnabled() generates (Result retval, bool enabled);
+
+    /**
+     * Sets whether BT HFP (Hands-Free Profile) is enabled. Calling this method
+     * is equivalent to setting "hfp_enable" parameter on the legacy HAL.
+     * Optional method
+     *
+     * @param enabled whether BT HFP is enabled.
+     * @return retval operation completion status.
+     */
+    setBtHfpEnabled(bool enabled) generates (Result retval);
+
+    /**
+     * Sets the sampling rate of BT HFP (Hands-Free Profile). Calling this
+     * method is equivalent to setting "hfp_set_sampling_rate" parameter
+     * on the legacy HAL.
+     * Optional method
+     *
+     * @param sampleRateHz sample rate in Hz.
+     * @return retval operation completion status.
+     */
+    setBtHfpSampleRate(uint32_t sampleRateHz) generates (Result retval);
+
+    /**
+     * Sets the current output volume Hz for BT HFP (Hands-Free Profile).
+     * Calling this method is equivalent to setting "hfp_volume" parameter value
+     * on the legacy HAL (except that legacy HAL implementations expect
+     * an integer value in the range from 0 to 15.)
+     * Optional method
+     *
+     * @param volume 1.0f means unity, 0.0f is zero.
+     * @return retval operation completion status.
+     */
+    setBtHfpVolume(float volume) generates (Result retval);
+
+    enum TtyMode : int32_t {
+        OFF,
+        VCO,
+        HCO,
+        FULL
+    };
+
+    /**
+     * Gets current TTY mode selection. Calling this method is equivalent to
+     * getting AUDIO_PARAMETER_KEY_TTY_MODE on the legacy HAL.
+     *
+     * @return retval operation completion status.
+     * @return mode TTY mode.
+     */
+    getTtyMode() generates (Result retval, TtyMode mode);
+
+    /**
+     * Sets current TTY mode. Calling this method is equivalent to setting
+     * AUDIO_PARAMETER_KEY_TTY_MODE on the legacy HAL.
+     *
+     * @param mode TTY mode.
+     * @return retval operation completion status.
+     */
+    setTtyMode(TtyMode mode) generates (Result retval);
+
+    /**
+     * Gets whether Hearing Aid Compatibility - Telecoil (HAC-T) mode is
+     * enabled. Calling this method is equivalent to getting
+     * AUDIO_PARAMETER_KEY_HAC on the legacy HAL.
+     *
+     * @return retval operation completion status.
+     * @return enabled whether HAC mode is enabled.
+     */
+    getHacEnabled() generates (Result retval, bool enabled);
+
+    /**
+     * Sets whether Hearing Aid Compatibility - Telecoil (HAC-T) mode is
+     * enabled. Calling this method is equivalent to setting
+     * AUDIO_PARAMETER_KEY_HAC on the legacy HAL.
+     * Optional method
+     *
+     * @param enabled whether HAC mode is enabled.
+     * @return retval operation completion status.
+     */
+    setHacEnabled(bool enabled) generates (Result retval);
+
+    enum Rotation : int32_t {
+        DEG_0,
+        DEG_90,
+        DEG_180,
+        DEG_270
+    };
+
+    /**
+     * Updates HAL on the current rotation of the device relative to natural
+     * orientation. Calling this method is equivalent to setting legacy
+     * parameter "rotation".
+     *
+     * @param rotation rotation in degrees relative to natural device
+     *     orientation.
+     * @return retval operation completion status.
+     */
+    updateRotation(Rotation rotation) generates (Result retval);
+};
diff --git a/audio/5.0/IStream.hal b/audio/5.0/IStream.hal
new file mode 100644
index 0000000..0f975b6
--- /dev/null
+++ b/audio/5.0/IStream.hal
@@ -0,0 +1,310 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.audio@5.0;
+
+import android.hardware.audio.common@5.0;
+import android.hardware.audio.effect@5.0::IEffect;
+
+interface IStream {
+    /**
+     * Return the frame size (number of bytes per sample).
+     *
+     * @return frameSize frame size in bytes.
+     */
+    getFrameSize() generates (uint64_t frameSize);
+
+    /**
+     * Return the frame count of the buffer. Calling this method is equivalent
+     * to getting AUDIO_PARAMETER_STREAM_FRAME_COUNT on the legacy HAL.
+     *
+     * @return count frame count.
+     */
+    getFrameCount() generates (uint64_t count);
+
+    /**
+     * Return the size of input/output buffer in bytes for this stream.
+     * It must be a multiple of the frame size.
+     *
+     * @return buffer buffer size in bytes.
+     */
+    getBufferSize() generates (uint64_t bufferSize);
+
+    /**
+     * Return the sampling rate in Hz.
+     *
+     * @return sampleRateHz sample rate in Hz.
+     */
+    getSampleRate() generates (uint32_t sampleRateHz);
+
+    /**
+     * Return supported native sampling rates of the stream for a given format.
+     * A supported native sample rate is a sample rate that can be efficiently
+     * played by the hardware (typically without sample-rate conversions).
+     *
+     * This function is only called for dynamic profile. If called for
+     * non-dynamic profile is should return NOT_SUPPORTED or the same list
+     * as in audio_policy_configuration.xml.
+     *
+     * Calling this method is equivalent to getting
+     * AUDIO_PARAMETER_STREAM_SUP_SAMPLING_RATES on the legacy HAL.
+     *
+     *
+     * @param format audio format for which the sample rates are supported.
+     * @return retval operation completion status.
+     *                Must be OK if the format is supported.
+     * @return sampleRateHz supported sample rates.
+     */
+    getSupportedSampleRates(AudioFormat format)
+            generates (Result retval, vec<uint32_t> sampleRates);
+
+    /**
+     * Sets the sampling rate of the stream. Calling this method is equivalent
+     * to setting AUDIO_PARAMETER_STREAM_SAMPLING_RATE on the legacy HAL.
+     * Optional method. If implemented, only called on a stopped stream.
+     *
+     * @param sampleRateHz sample rate in Hz.
+     * @return retval operation completion status.
+     */
+    setSampleRate(uint32_t sampleRateHz) generates (Result retval);
+
+    /**
+     * Return the channel mask of the stream.
+     *
+     * @return mask channel mask.
+     */
+    getChannelMask() generates (bitfield<AudioChannelMask> mask);
+
+    /**
+     * Return supported channel masks of the stream. Calling this method is
+     * equivalent to getting AUDIO_PARAMETER_STREAM_SUP_CHANNELS on the legacy
+     * HAL.
+     *
+     * @param format audio format for which the channel masks are supported.
+     * @return retval operation completion status.
+     *                Must be OK if the format is supported.
+     * @return masks supported audio masks.
+     */
+    getSupportedChannelMasks(AudioFormat format)
+            generates (Result retval, vec<bitfield<AudioChannelMask>> masks);
+
+    /**
+     * Sets the channel mask of the stream. Calling this method is equivalent to
+     * setting AUDIO_PARAMETER_STREAM_CHANNELS on the legacy HAL.
+     * Optional method
+     *
+     * @param format audio format.
+     * @return retval operation completion status.
+     */
+    setChannelMask(bitfield<AudioChannelMask> mask) generates (Result retval);
+
+    /**
+     * Return the audio format of the stream.
+     *
+     * @return format audio format.
+     */
+    getFormat() generates (AudioFormat format);
+
+    /**
+     * Return supported audio formats of the stream. Calling this method is
+     * equivalent to getting AUDIO_PARAMETER_STREAM_SUP_FORMATS on the legacy
+     * HAL.
+     *
+     * @return formats supported audio formats.
+     */
+    getSupportedFormats() generates (vec<AudioFormat> formats);
+
+    /**
+     * Sets the audio format of the stream. Calling this method is equivalent to
+     * setting AUDIO_PARAMETER_STREAM_FORMAT on the legacy HAL.
+     * Optional method
+     *
+     * @param format audio format.
+     * @return retval operation completion status.
+     */
+    setFormat(AudioFormat format) generates (Result retval);
+
+    /**
+     * Convenience method for retrieving several stream parameters in
+     * one transaction.
+     *
+     * @return sampleRateHz sample rate in Hz.
+     * @return mask channel mask.
+     * @return format audio format.
+     */
+    getAudioProperties() generates (
+            uint32_t sampleRateHz, bitfield<AudioChannelMask> mask, AudioFormat format);
+
+    /**
+     * Applies audio effect to the stream.
+     *
+     * @param effectId effect ID (obtained from IEffectsFactory.createEffect) of
+     *                 the effect to apply.
+     * @return retval operation completion status.
+     */
+    addEffect(uint64_t effectId) generates (Result retval);
+
+    /**
+     * Stops application of the effect to the stream.
+     *
+     * @param effectId effect ID (obtained from IEffectsFactory.createEffect) of
+     *                 the effect to remove.
+     * @return retval operation completion status.
+     */
+    removeEffect(uint64_t effectId) generates (Result retval);
+
+    /**
+     * Put the audio hardware input/output into standby mode.
+     * Driver must exit from standby mode at the next I/O operation.
+     *
+     * @return retval operation completion status.
+     */
+    standby() generates (Result retval);
+
+    /**
+     * Return the set of devices which this stream is connected to.
+     * Optional method
+     *
+     * @return retval operation completion status: OK or NOT_SUPPORTED.
+     * @return device set of devices which this stream is connected to.
+     */
+    getDevices() generates (Result retval, vec<DeviceAddress> devices);
+
+    /**
+     * Connects the stream to one or multiple devices.
+     *
+     * This method must only be used for HALs that do not support
+     * 'IDevice.createAudioPatch' method. Calling this method is
+     * equivalent to setting AUDIO_PARAMETER_STREAM_ROUTING preceeded
+     * with a device address in the legacy HAL interface.
+     *
+     * @param address device to connect the stream to.
+     * @return retval operation completion status.
+     */
+    setDevices(vec<DeviceAddress> devices) generates (Result retval);
+
+    /**
+     * Sets the HW synchronization source. Calling this method is equivalent to
+     * setting AUDIO_PARAMETER_STREAM_HW_AV_SYNC on the legacy HAL.
+     * Optional method
+     *
+     * @param hwAvSync HW synchronization source
+     * @return retval operation completion status.
+     */
+    setHwAvSync(AudioHwSync hwAvSync) generates (Result retval);
+
+    /**
+     * Generic method for retrieving vendor-specific parameter values.
+     * The framework does not interpret the parameters, they are passed
+     * in an opaque manner between a vendor application and HAL.
+     *
+     * Multiple parameters can be retrieved at the same time.
+     * The implementation should return as many requested parameters
+     * as possible, even if one or more is not supported
+     *
+     * @param context provides more information about the request
+     * @param keys keys of the requested parameters
+     * @return retval operation completion status.
+     *         OK must be returned if keys is empty.
+     *         NOT_SUPPORTED must be returned if at least one key is unknown.
+     * @return parameters parameter key value pairs.
+     *         Must contain the value of all requested keys if retval == OK
+     */
+    getParameters(vec<ParameterValue> context, vec<string> keys)
+            generates (Result retval, vec<ParameterValue> parameters);
+
+    /**
+     * Generic method for setting vendor-specific parameter values.
+     * The framework does not interpret the parameters, they are passed
+     * in an opaque manner between a vendor application and HAL.
+     *
+     * Multiple parameters can be set at the same time though this is
+     * discouraged as it make failure analysis harder.
+     *
+     * If possible, a failed setParameters should not impact the platform state.
+     *
+     * @param context provides more information about the request
+     * @param parameters parameter key value pairs.
+     * @return retval operation completion status.
+     *         All parameters must be successfully set for OK to be returned
+     */
+    setParameters(vec<ParameterValue> context, vec<ParameterValue> parameters)
+            generates (Result retval);
+
+    /**
+     * Called by the framework to start a stream operating in mmap mode.
+     * createMmapBuffer() must be called before calling start().
+     * Function only implemented by streams operating in mmap mode.
+     *
+     * @return retval OK in case the success.
+     *                NOT_SUPPORTED on non mmap mode streams
+     *                INVALID_STATE if called out of sequence
+     */
+    start() generates (Result retval);
+
+    /**
+     * Called by the framework to stop a stream operating in mmap mode.
+     * Function only implemented by streams operating in mmap mode.
+     *
+     * @return retval OK in case the succes.
+     *                NOT_SUPPORTED on non mmap mode streams
+     *                INVALID_STATE if called out of sequence
+     */
+    stop() generates (Result retval) ;
+
+    /**
+     * Called by the framework to retrieve information on the mmap buffer used for audio
+     * samples transfer.
+     * Function only implemented by streams operating in mmap mode.
+     *
+     * @param minSizeFrames minimum buffer size requested. The actual buffer
+     *                     size returned in struct MmapBufferInfo can be larger.
+     * @return retval OK in case the success.
+     *                NOT_SUPPORTED on non mmap mode streams
+     *                NOT_INITIALIZED in case of memory allocation error
+     *                INVALID_ARGUMENTS if the requested buffer size is too large
+     *                INVALID_STATE if called out of sequence
+     * @return info    a MmapBufferInfo struct containing information on the MMMAP buffer created.
+     */
+    createMmapBuffer(int32_t minSizeFrames)
+            generates (Result retval, MmapBufferInfo info);
+
+    /**
+     * Called by the framework to read current read/write position in the mmap buffer
+     * with associated time stamp.
+     * Function only implemented by streams operating in mmap mode.
+     *
+     * @return retval OK in case the success.
+     *                NOT_SUPPORTED on non mmap mode streams
+     *                INVALID_STATE if called out of sequence
+     * @return position a MmapPosition struct containing current HW read/write position in frames
+     *                  with associated time stamp.
+     */
+    getMmapPosition()
+            generates (Result retval, MmapPosition position);
+
+    /**
+     * Called by the framework to deinitialize the stream and free up
+     * all the currently allocated resources. It is recommended to close
+     * the stream on the client side as soon as it is becomes unused.
+     *
+     * @return retval OK in case the success.
+     *                NOT_SUPPORTED if called on IStream instead of input or
+     *                              output stream interface.
+     *                INVALID_STATE if the stream was already closed.
+     */
+    close() generates (Result retval);
+};
diff --git a/audio/5.0/IStreamIn.hal b/audio/5.0/IStreamIn.hal
new file mode 100644
index 0000000..d33cfdc
--- /dev/null
+++ b/audio/5.0/IStreamIn.hal
@@ -0,0 +1,168 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.audio@5.0;
+
+import android.hardware.audio.common@5.0;
+import IStream;
+
+interface IStreamIn extends IStream {
+    /**
+     * Returns the source descriptor of the input stream. Calling this method is
+     * equivalent to getting AUDIO_PARAMETER_STREAM_INPUT_SOURCE on the legacy
+     * HAL.
+     * Optional method
+     *
+     * @return retval operation completion status.
+     * @return source audio source.
+     */
+    getAudioSource() generates (Result retval, AudioSource source);
+
+    /**
+     * Set the input gain for the audio driver.
+     * Optional method
+     *
+     * @param gain 1.0f is unity, 0.0f is zero.
+     * @result retval operation completion status.
+     */
+    setGain(float gain) generates (Result retval);
+
+    /**
+     * Commands that can be executed on the driver reader thread.
+     */
+    enum ReadCommand : int32_t {
+        READ,
+        GET_CAPTURE_POSITION
+    };
+
+    /**
+     * Data structure passed to the driver for executing commands
+     * on the driver reader thread.
+     */
+    struct ReadParameters {
+        ReadCommand command;  // discriminator
+        union Params {
+            uint64_t read;    // READ command, amount of bytes to read, >= 0.
+            // No parameters for GET_CAPTURE_POSITION.
+        } params;
+    };
+
+    /**
+     * Data structure passed back to the client via status message queue
+     * of 'read' operation.
+     *
+     * Possible values of 'retval' field:
+     *  - OK, read operation was successful;
+     *  - INVALID_ARGUMENTS, stream was not configured properly;
+     *  - INVALID_STATE, stream is in a state that doesn't allow reads.
+     */
+    struct ReadStatus {
+        Result retval;
+        ReadCommand replyTo;  // discriminator
+        union Reply {
+            uint64_t read;    // READ command, amount of bytes read, >= 0.
+            struct CapturePosition { // same as generated by getCapturePosition.
+                uint64_t frames;
+                uint64_t time;
+            } capturePosition;
+        } reply;
+    };
+
+    /**
+     * Called when the metadata of the stream's sink has been changed.
+     * @param sinkMetadata Description of the audio that is suggested by the clients.
+     */
+    updateSinkMetadata(SinkMetadata sinkMetadata);
+
+    /**
+     * Set up required transports for receiving audio buffers from the driver.
+     *
+     * The transport consists of three message queues:
+     *  -- command queue is used to instruct the reader thread what operation
+     *     to perform;
+     *  -- data queue is used for passing audio data from the driver
+     *     to the client;
+     *  -- status queue is used for reporting operation status
+     *     (e.g. amount of bytes actually read or error code).
+     *
+     * The driver operates on a dedicated thread. The client must ensure that
+     * the thread is given an appropriate priority and assigned to correct
+     * scheduler and cgroup. For this purpose, the method returns identifiers
+     * of the driver thread.
+     *
+     * @param frameSize the size of a single frame, in bytes.
+     * @param framesCount the number of frames in a buffer.
+     * @param threadPriority priority of the driver thread.
+     * @return retval OK if both message queues were created successfully.
+     *                INVALID_STATE if the method was already called.
+     *                INVALID_ARGUMENTS if there was a problem setting up
+     *                                  the queues.
+     * @return commandMQ a message queue used for passing commands.
+     * @return dataMQ a message queue used for passing audio data in the format
+     *                specified at the stream opening.
+     * @return statusMQ a message queue used for passing status from the driver
+     *                  using ReadStatus structures.
+     * @return threadInfo identifiers of the driver's dedicated thread.
+     */
+    prepareForReading(uint32_t frameSize, uint32_t framesCount)
+    generates (
+            Result retval,
+            fmq_sync<ReadParameters> commandMQ,
+            fmq_sync<uint8_t> dataMQ,
+            fmq_sync<ReadStatus> statusMQ,
+            ThreadInfo threadInfo);
+
+    /**
+     * Return the amount of input frames lost in the audio driver since the last
+     * call of this function.
+     *
+     * Audio driver is expected to reset the value to 0 and restart counting
+     * upon returning the current value by this function call. Such loss
+     * typically occurs when the user space process is blocked longer than the
+     * capacity of audio driver buffers.
+     *
+     * @return framesLost the number of input audio frames lost.
+     */
+    getInputFramesLost() generates (uint32_t framesLost);
+
+    /**
+     * Return a recent count of the number of audio frames received and the
+     * clock time associated with that frame count.
+     *
+     * @return retval INVALID_STATE if the device is not ready/available,
+     *                NOT_SUPPORTED if the command is not supported,
+     *                OK otherwise.
+     * @return frames the total frame count received. This must be as early in
+     *                the capture pipeline as possible. In general, frames
+     *                must be non-negative and must not go "backwards".
+     * @return time is the clock monotonic time when frames was measured. In
+     *              general, time must be a positive quantity and must not
+     *              go "backwards".
+     */
+    getCapturePosition()
+            generates (Result retval, uint64_t frames, uint64_t time);
+
+    /**
+     * Returns an array with active microphones in the stream.
+     *
+     * @return retval INVALID_STATE if the call is not successful,
+     *                OK otherwise.
+     *
+     * @return microphones array with microphones info
+     */
+    getActiveMicrophones()
+               generates(Result retval, vec<MicrophoneInfo> microphones);
+};
diff --git a/audio/5.0/IStreamOut.hal b/audio/5.0/IStreamOut.hal
new file mode 100644
index 0000000..119a642
--- /dev/null
+++ b/audio/5.0/IStreamOut.hal
@@ -0,0 +1,279 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.audio@5.0;
+
+import android.hardware.audio.common@5.0;
+import IStream;
+import IStreamOutCallback;
+
+interface IStreamOut extends IStream {
+    /**
+     * Return the audio hardware driver estimated latency in milliseconds.
+     *
+     * @return latencyMs latency in milliseconds.
+     */
+    getLatency() generates (uint32_t latencyMs);
+
+    /**
+     * This method is used in situations where audio mixing is done in the
+     * hardware. This method serves as a direct interface with hardware,
+     * allowing to directly set the volume as apposed to via the framework.
+     * This method might produce multiple PCM outputs or hardware accelerated
+     * codecs, such as MP3 or AAC.
+     * Optional method
+     *
+     * @param left left channel attenuation, 1.0f is unity, 0.0f is zero.
+     * @param right right channel attenuation, 1.0f is unity, 0.0f is zero.
+     * @return retval operation completion status.
+     *        If a volume is outside [0,1], return INVALID_ARGUMENTS
+     */
+    setVolume(float left, float right) generates (Result retval);
+
+    /**
+     * Commands that can be executed on the driver writer thread.
+     */
+    enum WriteCommand : int32_t {
+        WRITE,
+        GET_PRESENTATION_POSITION,
+        GET_LATENCY
+    };
+
+    /**
+     * Data structure passed back to the client via status message queue
+     * of 'write' operation.
+     *
+     * Possible values of 'retval' field:
+     *  - OK, write operation was successful;
+     *  - INVALID_ARGUMENTS, stream was not configured properly;
+     *  - INVALID_STATE, stream is in a state that doesn't allow writes;
+     *  - INVALID_OPERATION, retrieving presentation position isn't supported.
+     */
+    struct WriteStatus {
+        Result retval;
+        WriteCommand replyTo;  // discriminator
+        union Reply {
+            uint64_t written;  // WRITE command, amount of bytes written, >= 0.
+            struct PresentationPosition {  // same as generated by
+                uint64_t frames;           // getPresentationPosition.
+                TimeSpec timeStamp;
+            } presentationPosition;
+            uint32_t latencyMs; // Same as generated by getLatency.
+        } reply;
+    };
+
+    /**
+     * Called when the metadata of the stream's source has been changed.
+     * @param sourceMetadata Description of the audio that is played by the clients.
+     */
+    updateSourceMetadata(SourceMetadata sourceMetadata);
+
+    /**
+     * Set up required transports for passing audio buffers to the driver.
+     *
+     * The transport consists of three message queues:
+     *  -- command queue is used to instruct the writer thread what operation
+     *     to perform;
+     *  -- data queue is used for passing audio data from the client
+     *     to the driver;
+     *  -- status queue is used for reporting operation status
+     *     (e.g. amount of bytes actually written or error code).
+     *
+     * The driver operates on a dedicated thread. The client must ensure that
+     * the thread is given an appropriate priority and assigned to correct
+     * scheduler and cgroup. For this purpose, the method returns identifiers
+     * of the driver thread.
+     *
+     * @param frameSize the size of a single frame, in bytes.
+     * @param framesCount the number of frames in a buffer.
+     * @return retval OK if both message queues were created successfully.
+     *                INVALID_STATE if the method was already called.
+     *                INVALID_ARGUMENTS if there was a problem setting up
+     *                                  the queues.
+     * @return commandMQ a message queue used for passing commands.
+     * @return dataMQ a message queue used for passing audio data in the format
+     *                specified at the stream opening.
+     * @return statusMQ a message queue used for passing status from the driver
+     *                  using WriteStatus structures.
+     * @return threadInfo identifiers of the driver's dedicated thread.
+     */
+    prepareForWriting(uint32_t frameSize, uint32_t framesCount)
+    generates (
+            Result retval,
+            fmq_sync<WriteCommand> commandMQ,
+            fmq_sync<uint8_t> dataMQ,
+            fmq_sync<WriteStatus> statusMQ,
+            ThreadInfo threadInfo);
+
+    /**
+     * Return the number of audio frames written by the audio DSP to DAC since
+     * the output has exited standby.
+     * Optional method
+     *
+     * @return retval operation completion status.
+     * @return dspFrames number of audio frames written.
+     */
+    getRenderPosition() generates (Result retval, uint32_t dspFrames);
+
+    /**
+     * Get the local time at which the next write to the audio driver will be
+     * presented. The units are microseconds, where the epoch is decided by the
+     * local audio HAL.
+     * Optional method
+     *
+     * @return retval operation completion status.
+     * @return timestampUs time of the next write.
+     */
+    getNextWriteTimestamp() generates (Result retval, int64_t timestampUs);
+
+    /**
+     * Set the callback interface for notifying completion of non-blocking
+     * write and drain.
+     *
+     * Calling this function implies that all future 'write' and 'drain'
+     * must be non-blocking and use the callback to signal completion.
+     *
+     * 'clearCallback' method needs to be called in order to release the local
+     * callback proxy on the server side and thus dereference the callback
+     * implementation on the client side.
+     *
+     * @return retval operation completion status.
+     */
+    setCallback(IStreamOutCallback callback) generates (Result retval);
+
+    /**
+     * Clears the callback previously set via 'setCallback' method.
+     *
+     * Warning: failure to call this method results in callback implementation
+     * on the client side being held until the HAL server termination.
+     *
+     * If no callback was previously set, the method should be a no-op
+     * and return OK.
+     *
+     * @return retval operation completion status: OK or NOT_SUPPORTED.
+     */
+    clearCallback() generates (Result retval);
+
+    /**
+     * Returns whether HAL supports pausing and resuming of streams.
+     *
+     * @return supportsPause true if pausing is supported.
+     * @return supportsResume true if resume is supported.
+     */
+    supportsPauseAndResume()
+            generates (bool supportsPause, bool supportsResume);
+
+    /**
+     * Notifies to the audio driver to stop playback however the queued buffers
+     * are retained by the hardware. Useful for implementing pause/resume. Empty
+     * implementation if not supported however must be implemented for hardware
+     * with non-trivial latency. In the pause state, some audio hardware may
+     * still be using power. Client code may consider calling 'suspend' after a
+     * timeout to prevent that excess power usage.
+     *
+     * Implementation of this function is mandatory for offloaded playback.
+     *
+     * @return retval operation completion status.
+     */
+    pause() generates (Result retval);
+
+    /**
+     * Notifies to the audio driver to resume playback following a pause.
+     * Returns error INVALID_STATE if called without matching pause.
+     *
+     * Implementation of this function is mandatory for offloaded playback.
+     *
+     * @return retval operation completion status.
+     */
+    resume() generates (Result retval);
+
+    /**
+     * Returns whether HAL supports draining of streams.
+     *
+     * @return supports true if draining is supported.
+     */
+    supportsDrain() generates (bool supports);
+
+    /**
+     * Requests notification when data buffered by the driver/hardware has been
+     * played. If 'setCallback' has previously been called to enable
+     * non-blocking mode, then 'drain' must not block, instead it must return
+     * quickly and completion of the drain is notified through the callback. If
+     * 'setCallback' has not been called, then 'drain' must block until
+     * completion.
+     *
+     * If 'type' is 'ALL', the drain completes when all previously written data
+     * has been played.
+     *
+     * If 'type' is 'EARLY_NOTIFY', the drain completes shortly before all data
+     * for the current track has played to allow time for the framework to
+     * perform a gapless track switch.
+     *
+     * Drain must return immediately on 'stop' and 'flush' calls.
+     *
+     * Implementation of this function is mandatory for offloaded playback.
+     *
+     * @param type type of drain.
+     * @return retval operation completion status.
+     */
+    drain(AudioDrain type) generates (Result retval);
+
+    /**
+     * Notifies to the audio driver to flush the queued data. Stream must
+     * already be paused before calling 'flush'.
+     * Optional method
+     *
+     * Implementation of this function is mandatory for offloaded playback.
+     *
+     * @return retval operation completion status.
+     */
+    flush() generates (Result retval);
+
+    /**
+     * Return a recent count of the number of audio frames presented to an
+     * external observer. This excludes frames which have been written but are
+     * still in the pipeline. The count is not reset to zero when output enters
+     * standby. Also returns the value of CLOCK_MONOTONIC as of this
+     * presentation count. The returned count is expected to be 'recent', but
+     * does not need to be the most recent possible value. However, the
+     * associated time must correspond to whatever count is returned.
+     *
+     * Example: assume that N+M frames have been presented, where M is a 'small'
+     * number. Then it is permissible to return N instead of N+M, and the
+     * timestamp must correspond to N rather than N+M. The terms 'recent' and
+     * 'small' are not defined. They reflect the quality of the implementation.
+     *
+     * Optional method
+     *
+     * @return retval operation completion status.
+     * @return frames count of presented audio frames.
+     * @return timeStamp associated clock time.
+     */
+    getPresentationPosition()
+            generates (Result retval, uint64_t frames, TimeSpec timeStamp);
+
+    /**
+     * Selects a presentation for decoding from a next generation media stream
+     * (as defined per ETSI TS 103 190-2) and a program within the presentation.
+     * Optional method
+     *
+     * @param presentationId selected audio presentation.
+     * @param programId refinement for the presentation.
+     * @return retval operation completion status.
+     */
+    selectPresentation(int32_t presentationId, int32_t programId)
+            generates (Result retval);
+};
diff --git a/audio/common/4.0/default/HidlUtils.h b/audio/5.0/IStreamOutCallback.hal
similarity index 64%
rename from audio/common/4.0/default/HidlUtils.h
rename to audio/5.0/IStreamOutCallback.hal
index 91e6a9e..c52a040 100644
--- a/audio/common/4.0/default/HidlUtils.h
+++ b/audio/5.0/IStreamOutCallback.hal
@@ -14,13 +14,24 @@
  * limitations under the License.
  */
 
-#ifndef android_hardware_audio_V4_0_Hidl_Utils_H_
-#define android_hardware_audio_V4_0_Hidl_Utils_H_
+package android.hardware.audio@5.0;
 
-#include <android/hardware/audio/common/4.0/types.h>
+/**
+ * Asynchronous write callback interface.
+ */
+interface IStreamOutCallback {
+    /**
+     * Non blocking write completed.
+     */
+    oneway onWriteReady();
 
-#define AUDIO_HAL_VERSION V4_0
-#include <common/all-versions/default/HidlUtils.h>
-#undef AUDIO_HAL_VERSION
+    /**
+     * Drain completed.
+     */
+    oneway onDrainReady();
 
-#endif  // android_hardware_audio_V4_0_Hidl_Utils_H_
+    /**
+     * Stream hit an error.
+     */
+    oneway onError();
+};
diff --git a/audio/4.1/config/audio_policy_configuration.xsd b/audio/5.0/config/audio_policy_configuration.xsd
similarity index 100%
rename from audio/4.1/config/audio_policy_configuration.xsd
rename to audio/5.0/config/audio_policy_configuration.xsd
diff --git a/audio/5.0/types.hal b/audio/5.0/types.hal
new file mode 100644
index 0000000..988f584
--- /dev/null
+++ b/audio/5.0/types.hal
@@ -0,0 +1,246 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.audio@5.0;
+
+import android.hardware.audio.common@5.0;
+
+enum Result : int32_t {
+    OK,
+    NOT_INITIALIZED,
+    INVALID_ARGUMENTS,
+    INVALID_STATE,
+    /**
+     * Methods marked as "Optional method" must return this result value
+     * if the operation is not supported by HAL.
+     */
+    NOT_SUPPORTED
+};
+
+@export(name="audio_drain_type_t", value_prefix="AUDIO_DRAIN_")
+enum AudioDrain : int32_t {
+    /** drain() returns when all data has been played. */
+    ALL,
+    /**
+     * drain() returns a short time before all data from the current track has
+     * been played to give time for gapless track switch.
+     */
+    EARLY_NOTIFY
+};
+
+/**
+ * A substitute for POSIX timespec.
+ */
+struct TimeSpec {
+    uint64_t tvSec;   // seconds
+    uint64_t tvNSec;  // nanoseconds
+};
+
+/**
+ * IEEE 802 MAC address.
+ */
+typedef uint8_t[6] MacAddress;
+
+struct ParameterValue {
+    string key;
+    string value;
+};
+
+/**
+ * Specifies a device in case when several devices of the same type
+ * can be connected (e.g. BT A2DP, USB).
+ */
+struct DeviceAddress {
+    AudioDevice device;  // discriminator
+    union Address {
+        MacAddress mac;     // used for BLUETOOTH_A2DP_*
+        uint8_t[4] ipv4;    // used for IP
+        struct Alsa {
+            int32_t card;
+            int32_t device;
+        } alsa;             // used for USB_*
+    } address;
+    string busAddress;      // used for BUS
+    string rSubmixAddress;  // used for REMOTE_SUBMIX
+};
+
+enum MmapBufferFlag : uint32_t {
+    NONE    = 0x0,
+    /**
+     * If the buffer can be securely shared to untrusted applications
+     * through the AAudio exclusive mode.
+     * Only set this flag if applications are restricted from accessing the
+     * memory surrounding the audio data buffer by a kernel mechanism.
+     * See Linux kernel's dma_buf.
+     */
+    APPLICATION_SHAREABLE    = 0x1,
+};
+
+/**
+ * Mmap buffer descriptor returned by IStream.createMmapBuffer().
+ * Used by streams opened in mmap mode.
+ */
+struct MmapBufferInfo {
+    /** Mmap memory buffer */
+    memory  sharedMemory;
+    /** Total buffer size in frames */
+    uint32_t bufferSizeFrames;
+    /** Transfer size granularity in frames */
+    uint32_t burstSizeFrames;
+    /** Attributes describing the buffer. */
+    bitfield<MmapBufferFlag> flags;
+};
+
+/**
+ * Mmap buffer read/write position returned by IStream.getMmapPosition().
+ * Used by streams opened in mmap mode.
+ */
+struct MmapPosition {
+    int64_t  timeNanoseconds; // time stamp in ns, CLOCK_MONOTONIC
+    int32_t  positionFrames;  // increasing 32 bit frame count reset when IStream.stop() is called
+};
+
+/**
+ * The message queue flags used to synchronize reads and writes from
+ * message queues used by StreamIn and StreamOut.
+ */
+enum MessageQueueFlagBits : uint32_t {
+    NOT_EMPTY = 1 << 0,
+    NOT_FULL = 1 << 1
+};
+
+/*
+ * Microphone information
+ *
+ */
+
+/**
+ * A 3D point used to represent position or orientation of a microphone.
+ *
+ * Position: Coordinates of the microphone's capsule, in meters, from the
+ * bottom-left-back corner of the bounding box of android device in natural
+ * orientation (PORTRAIT for phones, LANDSCAPE for tablets, tvs, etc).
+ * The orientation musth match the reported by the api Display.getRotation().
+ *
+ * Orientation: Normalized vector to signal the main orientation of the
+ * microphone's capsule. Magnitude = sqrt(x^2 + y^2 + z^2) = 1
+ */
+struct AudioMicrophoneCoordinate {
+    float x;
+    float y;
+    float z;
+};
+
+/**
+ * Enum to identify the type of channel mapping for active microphones.
+ * Used channels further identify if the microphone has any significative
+ * process (e.g. High Pass Filtering, dynamic compression)
+ * Simple processing as constant gain adjustment must be DIRECT.
+ */
+enum AudioMicrophoneChannelMapping : uint32_t {
+    UNUSED      = 0, /* Channel not used */
+    DIRECT      = 1, /* Channel used and signal not processed */
+    PROCESSED   = 2, /* Channel used and signal has some process */
+};
+
+/**
+ * Enum to identify locations of microphones in regards to the body of the
+ * android device.
+ */
+enum AudioMicrophoneLocation : uint32_t {
+    UNKNOWN             = 0,
+    MAINBODY            = 1,
+    MAINBODY_MOVABLE    = 2,
+    PERIPHERAL          = 3,
+};
+
+/**
+ * Identifier to help group related microphones together
+ * e.g. microphone arrays should belong to the same group
+ */
+typedef int32_t AudioMicrophoneGroup;
+
+/**
+ * Enum with standard polar patterns of microphones
+ */
+enum AudioMicrophoneDirectionality : uint32_t {
+    UNKNOWN         = 0,
+    OMNI            = 1,
+    BI_DIRECTIONAL  = 2,
+    CARDIOID        = 3,
+    HYPER_CARDIOID  = 4,
+    SUPER_CARDIOID  = 5,
+};
+
+/**
+ * A (frequency, level) pair. Used to represent frequency response.
+ */
+struct AudioFrequencyResponsePoint {
+    /** In Hz */
+    float frequency;
+    /** In dB */
+    float level;
+};
+
+/**
+ * Structure used by the HAL to describe microphone's characteristics
+ * Used by StreamIn and Device
+ */
+struct MicrophoneInfo {
+    /** Unique alphanumeric id for microphone. Guaranteed to be the same
+     * even after rebooting.
+     */
+    string                                  deviceId;
+    /**
+     * Device specific information
+     */
+    DeviceAddress                           deviceAddress;
+    /** Each element of the vector must describe the channel with the same
+     *  index.
+     */
+    vec<AudioMicrophoneChannelMapping>      channelMapping;
+    /** Location of the microphone in regard to the body of the device */
+    AudioMicrophoneLocation                 location;
+    /** Identifier to help group related microphones together
+     *  e.g. microphone arrays should belong to the same group
+     */
+    AudioMicrophoneGroup                    group;
+    /** Index of this microphone within the group.
+     *  (group, index) must be unique within the same device.
+     */
+    uint32_t                                indexInTheGroup;
+    /** Level in dBFS produced by a 1000 Hz tone at 94 dB SPL */
+    float                                   sensitivity;
+    /** Level in dB of the max SPL supported at 1000 Hz */
+    float                                   maxSpl;
+    /** Level in dB of the min SPL supported at 1000 Hz */
+    float                                   minSpl;
+    /** Standard polar pattern of the microphone */
+    AudioMicrophoneDirectionality           directionality;
+    /** Vector with ordered frequency responses (from low to high frequencies)
+     *  with the frequency response of the microphone.
+     *  Levels are in dB, relative to level at 1000 Hz
+     */
+    vec<AudioFrequencyResponsePoint>        frequencyResponse;
+    /** Position of the microphone's capsule in meters, from the
+     *  bottom-left-back corner of the bounding box of device.
+     */
+    AudioMicrophoneCoordinate               position;
+    /** Normalized point to signal the main orientation of the microphone's
+     *  capsule. sqrt(x^2 + y^2 + z^2) = 1
+     */
+    AudioMicrophoneCoordinate               orientation;
+};
diff --git a/audio/README b/audio/README
index 1f1e8e3..abe979c 100644
--- a/audio/README
+++ b/audio/README
@@ -1,48 +1,33 @@
 Directory structure of the audio HIDL related code.
 
 audio
-|-- 2.0              <== HIDL (.hal) can not be moved to fit the directory structure
-|                        because that would create a separate HAL
+|-- 2.0              <== core 2.0 HIDL API. .hal can not be moved into the core directory
+|                        because that would change its namespace and include path
 |-- 4.0              <== Version 4.0 of the core API
 |
-|-- common           <== code common to audio core and effect API
-|   |-- 2.0
-|   |   |-- default  <== code that wraps the legacy API
-|   |   `-- vts      <== vts of 2.0 core and effect API common code
-|   |-- 4.0
-|   |   |-- default
-|   |   `-- vts
-|   |-- ...          <== The future versions should continue this structure
-|   |   |-- default
-|   |   `-- vts
-|   `-- all_versions <== code common to all version of both core and effect API
-|       |-- default
-|       `-- vts      <== vts of core and effect API common version independent code
+|-- ...
 |
-|-- core           <== code relative to the core API
-|   |-- 2.0          <== 2.0 core API code (except .hal, see audio/2.0)
-|   |   |-- default
-|   |   `-- vts
+|-- common           <== code common to audio core and effect API
+|   |-- 2.0          <== HIDL API of V2
 |   |-- 4.0
-|   |   |-- default  <== default implementation of the core 4.0 api
-|   |   `-- vts      <== vts code of the 4.0 API
 |   |-- ...
-|   |   |-- default
-|   |   `-- vts
-|   `-- all_versions
-|       |-- default
-|       `-- vts      <== vts of core API common version independent code
+|   `-- all_versions <== code common to all version of both core and effect API
+|       |-- default  <== implementation shared code between core and effect impl
+|       |-- test     <== utilities used by tests
+|       `-- util     <== utilities used by both implementation and tests
+|
+|-- core             <== VTS and default implementation of the core API (not HIDL, see /audio/2.0))
+|   `-- all_versions <== Code is version independent through #if and separate files
+|       |-- default  <== code that wraps the legacy API
+|       `-- vts      <== vts of core API
+|           |-- 2.0  <== 2.0 specific tests and helpers
+|           |-- 4.0
+|           |-- ...
 |
 `-- effect           <== idem for the effect API
     |-- 2.0
-    |   |-- default
-    |   `-- vts
     |-- 4.0
-    |   |-- default
-    |   `-- vts
     |-- ...
-    |   |-- default
-    |   `-- vts
     `-- all_versions
         |-- default
         `-- vts
diff --git a/audio/common/2.0/default/Android.bp b/audio/common/2.0/default/Android.bp
deleted file mode 100644
index ac66479..0000000
--- a/audio/common/2.0/default/Android.bp
+++ /dev/null
@@ -1,47 +0,0 @@
-//
-// Copyright (C) 2016 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.
-
-cc_library_shared {
-    name: "android.hardware.audio.common@2.0-util",
-    defaults: ["hidl_defaults"],
-    vendor_available: true,
-    vndk: {
-        enabled: true,
-    },
-    srcs: [
-        "HidlUtils.cpp",
-    ],
-
-    export_include_dirs: ["."],
-
-    static_libs: [
-    ],
-
-    shared_libs: [
-        "liblog",
-        "libutils",
-        "libhidlbase",
-        "android.hardware.audio.common-util",
-        "android.hardware.audio.common@2.0",
-    ],
-    export_shared_lib_headers: [
-        "android.hardware.audio.common-util"
-    ],
-
-    header_libs: [
-        "libaudio_system_headers",
-        "libhardware_headers",
-    ],
-}
diff --git a/audio/common/2.0/default/HidlUtils.cpp b/audio/common/2.0/default/HidlUtils.cpp
deleted file mode 100644
index 9771b7b..0000000
--- a/audio/common/2.0/default/HidlUtils.cpp
+++ /dev/null
@@ -1,21 +0,0 @@
-/*
- * Copyright (C) 2016 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"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <common/all-versions/default/HidlUtils.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/common/2.0/default/HidlUtils.h b/audio/common/2.0/default/HidlUtils.h
deleted file mode 100644
index 24543b1..0000000
--- a/audio/common/2.0/default/HidlUtils.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- * Copyright (C) 2016 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef android_hardware_audio_V2_0_Hidl_Utils_H_
-#define android_hardware_audio_V2_0_Hidl_Utils_H_
-
-#include <android/hardware/audio/common/2.0/types.h>
-
-#define AUDIO_HAL_VERSION V2_0
-#include <common/all-versions/default/HidlUtils.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // android_hardware_audio_V2_0_Hidl_Utils_H_
diff --git a/audio/common/2.0/default/VersionUtils.h b/audio/common/2.0/default/VersionUtils.h
deleted file mode 100644
index 60d1f9c..0000000
--- a/audio/common/2.0/default/VersionUtils.h
+++ /dev/null
@@ -1,41 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_VERSION_UTILS_H
-#define ANDROID_HARDWARE_AUDIO_EFFECT_VERSION_UTILS_H
-
-#include <android/hardware/audio/common/2.0/types.h>
-
-namespace android {
-namespace hardware {
-namespace audio {
-namespace common {
-namespace V2_0 {
-namespace implementation {
-
-typedef common::V2_0::AudioDevice AudioDeviceBitfield;
-typedef common::V2_0::AudioChannelMask AudioChannelBitfield;
-typedef common::V2_0::AudioOutputFlag AudioOutputFlagBitfield;
-typedef common::V2_0::AudioInputFlag AudioInputFlagBitfield;
-
-}  // namespace implementation
-}  // namespace V2_0
-}  // namespace common
-}  // namespace audio
-}  // namespace hardware
-}  // namespace android
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_VERSION_UTILS_H
diff --git a/audio/common/4.0/default/Android.bp b/audio/common/4.0/default/Android.bp
deleted file mode 100644
index 57b2e01..0000000
--- a/audio/common/4.0/default/Android.bp
+++ /dev/null
@@ -1,47 +0,0 @@
-//
-// Copyright (C) 2018 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.
-
-cc_library_shared {
-    name: "android.hardware.audio.common@4.0-util",
-    defaults: ["hidl_defaults"],
-    vendor_available: true,
-    vndk: {
-        enabled: true,
-    },
-    srcs: [
-        "HidlUtils.cpp",
-    ],
-
-    export_include_dirs: ["."],
-
-    static_libs: [
-    ],
-
-    shared_libs: [
-        "liblog",
-        "libutils",
-        "libhidlbase",
-        "android.hardware.audio.common-util",
-        "android.hardware.audio.common@4.0",
-    ],
-    export_shared_lib_headers: [
-        "android.hardware.audio.common-util"
-    ],
-
-    header_libs: [
-        "libaudio_system_headers",
-        "libhardware_headers",
-    ],
-}
diff --git a/audio/common/4.0/default/HidlUtils.cpp b/audio/common/4.0/default/HidlUtils.cpp
deleted file mode 100644
index b66eff9..0000000
--- a/audio/common/4.0/default/HidlUtils.cpp
+++ /dev/null
@@ -1,21 +0,0 @@
-/*
- * Copyright (C) 2018 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"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <common/all-versions/default/HidlUtils.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/common/4.0/default/OWNERS b/audio/common/4.0/default/OWNERS
deleted file mode 100644
index 6fdc97c..0000000
--- a/audio/common/4.0/default/OWNERS
+++ /dev/null
@@ -1,3 +0,0 @@
-elaurent@google.com
-krocard@google.com
-mnaganov@google.com
diff --git a/audio/common/4.0/default/VersionUtils.h b/audio/common/4.0/default/VersionUtils.h
deleted file mode 100644
index b7f2aec..0000000
--- a/audio/common/4.0/default/VersionUtils.h
+++ /dev/null
@@ -1,41 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_VERSION_UTILS_H
-#define ANDROID_HARDWARE_AUDIO_EFFECT_VERSION_UTILS_H
-
-#include <android/hardware/audio/common/4.0/types.h>
-
-namespace android {
-namespace hardware {
-namespace audio {
-namespace common {
-namespace V4_0 {
-namespace implementation {
-
-typedef hidl_bitfield<common::V4_0::AudioDevice> AudioDeviceBitfield;
-typedef hidl_bitfield<common::V4_0::AudioChannelMask> AudioChannelBitfield;
-typedef hidl_bitfield<common::V4_0::AudioOutputFlag> AudioOutputFlagBitfield;
-typedef hidl_bitfield<common::V4_0::AudioInputFlag> AudioInputFlagBitfield;
-
-}  // namespace implementation
-}  // namespace V4_0
-}  // namespace common
-}  // namespace audio
-}  // namespace hardware
-}  // namespace android
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_VERSION_UTILS_H
diff --git a/audio/common/5.0/Android.bp b/audio/common/5.0/Android.bp
new file mode 100644
index 0000000..663f847
--- /dev/null
+++ b/audio/common/5.0/Android.bp
@@ -0,0 +1,48 @@
+// This file is autogenerated by hidl-gen -Landroidbp.
+
+hidl_interface {
+    name: "android.hardware.audio.common@5.0",
+    root: "android.hardware",
+    vndk: {
+        enabled: true,
+    },
+    srcs: [
+        "types.hal",
+    ],
+    types: [
+        "AudioChannelMask",
+        "AudioConfig",
+        "AudioContentType",
+        "AudioDevice",
+        "AudioFormat",
+        "AudioGain",
+        "AudioGainConfig",
+        "AudioGainMode",
+        "AudioHandleConsts",
+        "AudioInputFlag",
+        "AudioMixLatencyClass",
+        "AudioMode",
+        "AudioOffloadInfo",
+        "AudioOutputFlag",
+        "AudioPort",
+        "AudioPortConfig",
+        "AudioPortConfigDeviceExt",
+        "AudioPortConfigMask",
+        "AudioPortConfigSessionExt",
+        "AudioPortDeviceExt",
+        "AudioPortMixExt",
+        "AudioPortRole",
+        "AudioPortSessionExt",
+        "AudioPortType",
+        "AudioSessionConsts",
+        "AudioSource",
+        "AudioStreamType",
+        "AudioUsage",
+        "FixedChannelCount",
+        "ThreadInfo",
+        "Uuid",
+    ],
+    gen_java: false,
+    gen_java_constants: true,
+}
+
diff --git a/audio/common/5.0/types.hal b/audio/common/5.0/types.hal
new file mode 100644
index 0000000..2ce2929
--- /dev/null
+++ b/audio/common/5.0/types.hal
@@ -0,0 +1,936 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.audio.common@5.0;
+
+/*
+ *
+ *  IDs and Handles
+ *
+ */
+
+/**
+ * Handle type for identifying audio sources and sinks.
+ */
+typedef int32_t AudioIoHandle;
+
+/**
+ * Audio hw module handle functions or structures referencing a module.
+ */
+typedef int32_t AudioModuleHandle;
+
+/**
+ * Each port has a unique ID or handle allocated by policy manager.
+ */
+typedef int32_t AudioPortHandle;
+
+/**
+ * Each patch is identified by a handle at the interface used to create that
+ * patch. For instance, when a patch is created by the audio HAL, the HAL
+ * allocates and returns a handle.  This handle is unique to a given audio HAL
+ * hardware module.  But the same patch receives another system wide unique
+ * handle allocated by the framework.  This unique handle is used for all
+ * transactions inside the framework.
+ */
+typedef int32_t AudioPatchHandle;
+
+/**
+ * A HW synchronization source returned by the audio HAL.
+ */
+typedef uint32_t AudioHwSync;
+
+/**
+ * Each port has a unique ID or handle allocated by policy manager.
+ */
+@export(name="")
+enum AudioHandleConsts : int32_t {
+    AUDIO_IO_HANDLE_NONE = 0,
+    AUDIO_MODULE_HANDLE_NONE = 0,
+    AUDIO_PORT_HANDLE_NONE = 0,
+    AUDIO_PATCH_HANDLE_NONE = 0,
+};
+
+/**
+ * Commonly used structure for passing unique identifieds (UUID).
+ * For the definition of UUID, refer to ITU-T X.667 spec.
+ */
+struct Uuid {
+    uint32_t timeLow;
+    uint16_t timeMid;
+    uint16_t versionAndTimeHigh;
+    uint16_t variantAndClockSeqHigh;
+    uint8_t[6] node;
+};
+
+
+/*
+ *
+ *  Audio streams
+ *
+ */
+
+/**
+ * Audio stream type describing the intended use case of a stream.
+ */
+@export(name="audio_stream_type_t", value_prefix="AUDIO_STREAM_")
+enum AudioStreamType : int32_t {
+    // These values must kept in sync with
+    //  frameworks/base/media/java/android/media/AudioSystem.java
+    DEFAULT          = -1,
+    MIN              = 0,
+    VOICE_CALL       = 0,
+    SYSTEM           = 1,
+    RING             = 2,
+    MUSIC            = 3,
+    ALARM            = 4,
+    NOTIFICATION     = 5,
+    BLUETOOTH_SCO    = 6,
+    ENFORCED_AUDIBLE = 7,  // Sounds that cannot be muted by user and must be
+                           // routed to speaker
+    DTMF             = 8,
+    TTS              = 9,  // Transmitted Through Speaker.  Plays over speaker
+                           // only, silent on other devices
+    ACCESSIBILITY    = 10, // For accessibility talk back prompts
+};
+
+@export(name="audio_source_t", value_prefix="AUDIO_SOURCE_")
+enum AudioSource : int32_t {
+    // These values must kept in sync with
+    //  frameworks/base/media/java/android/media/MediaRecorder.java,
+    //  frameworks/av/services/audiopolicy/AudioPolicyService.cpp,
+    //  system/media/audio_effects/include/audio_effects/audio_effects_conf.h
+    DEFAULT             = 0,
+    MIC                 = 1,
+    VOICE_UPLINK        = 2,
+    VOICE_DOWNLINK      = 3,
+    VOICE_CALL          = 4,
+    CAMCORDER           = 5,
+    VOICE_RECOGNITION   = 6,
+    VOICE_COMMUNICATION = 7,
+    /**
+     * Source for the mix to be presented remotely. An example of remote
+     * presentation is Wifi Display where a dongle attached to a TV can be used
+     * to play the mix captured by this audio source.
+     */
+    REMOTE_SUBMIX       = 8,
+    /**
+     * Source for unprocessed sound. Usage examples include level measurement
+     * and raw signal analysis.
+     */
+    UNPROCESSED         = 9,
+
+    FM_TUNER            = 1998,
+};
+
+typedef int32_t AudioSession;
+/**
+ * Special audio session values.
+ */
+@export(name="audio_session_t", value_prefix="AUDIO_SESSION_")
+enum AudioSessionConsts : int32_t {
+    /**
+     * Session for effects attached to a particular output stream
+     * (value must be less than 0)
+     */
+    OUTPUT_STAGE = -1,
+    /**
+     * Session for effects applied to output mix. These effects can
+     * be moved by audio policy manager to another output stream
+     * (value must be 0)
+     */
+    OUTPUT_MIX = 0,
+    /**
+     * Application does not specify an explicit session ID to be used, and
+     * requests a new session ID to be allocated. Corresponds to
+     * AudioManager.AUDIO_SESSION_ID_GENERATE and
+     * AudioSystem.AUDIO_SESSION_ALLOCATE.
+     */
+    ALLOCATE = 0,
+    /**
+     * For use with AudioRecord::start(), this indicates no trigger session.
+     * It is also used with output tracks and patch tracks, which never have a
+     * session.
+     */
+    NONE = 0
+};
+
+/**
+ * Audio format  is a 32-bit word that consists of:
+ *   main format field (upper 8 bits)
+ *   sub format field (lower 24 bits).
+ *
+ * The main format indicates the main codec type. The sub format field indicates
+ * options and parameters for each format. The sub format is mainly used for
+ * record to indicate for instance the requested bitrate or profile.  It can
+ * also be used for certain formats to give informations not present in the
+ * encoded audio stream (e.g. octet alignement for AMR).
+ */
+@export(name="audio_format_t", value_prefix="AUDIO_FORMAT_")
+enum AudioFormat : uint32_t {
+    INVALID             = 0xFFFFFFFFUL,
+    DEFAULT             = 0,
+    PCM                 = 0x00000000UL,
+    MP3                 = 0x01000000UL,
+    AMR_NB              = 0x02000000UL,
+    AMR_WB              = 0x03000000UL,
+    AAC                 = 0x04000000UL,
+    /** Deprecated, Use AAC_HE_V1 */
+    HE_AAC_V1           = 0x05000000UL,
+    /** Deprecated, Use AAC_HE_V2 */
+    HE_AAC_V2           = 0x06000000UL,
+    VORBIS              = 0x07000000UL,
+    OPUS                = 0x08000000UL,
+    AC3                 = 0x09000000UL,
+    E_AC3               = 0x0A000000UL,
+    DTS                 = 0x0B000000UL,
+    DTS_HD              = 0x0C000000UL,
+    /** IEC61937 is encoded audio wrapped in 16-bit PCM. */
+    IEC61937            = 0x0D000000UL,
+    DOLBY_TRUEHD        = 0x0E000000UL,
+    EVRC                = 0x10000000UL,
+    EVRCB               = 0x11000000UL,
+    EVRCWB              = 0x12000000UL,
+    EVRCNW              = 0x13000000UL,
+    AAC_ADIF            = 0x14000000UL,
+    WMA                 = 0x15000000UL,
+    WMA_PRO             = 0x16000000UL,
+    AMR_WB_PLUS         = 0x17000000UL,
+    MP2                 = 0x18000000UL,
+    QCELP               = 0x19000000UL,
+    DSD                 = 0x1A000000UL,
+    FLAC                = 0x1B000000UL,
+    ALAC                = 0x1C000000UL,
+    APE                 = 0x1D000000UL,
+    AAC_ADTS            = 0x1E000000UL,
+    SBC                 = 0x1F000000UL,
+    APTX                = 0x20000000UL,
+    APTX_HD             = 0x21000000UL,
+    AC4                 = 0x22000000UL,
+    LDAC                = 0x23000000UL,
+    /** Dolby Metadata-enhanced Audio Transmission */
+    MAT                 = 0x24000000UL,
+    /** Deprecated */
+    MAIN_MASK           = 0xFF000000UL,
+    SUB_MASK            = 0x00FFFFFFUL,
+
+    /* Subformats */
+    PCM_SUB_16_BIT        = 0x1, // PCM signed 16 bits
+    PCM_SUB_8_BIT         = 0x2, // PCM unsigned 8 bits
+    PCM_SUB_32_BIT        = 0x3, // PCM signed .31 fixed point
+    PCM_SUB_8_24_BIT      = 0x4, // PCM signed 8.23 fixed point
+    PCM_SUB_FLOAT         = 0x5, // PCM single-precision float pt
+    PCM_SUB_24_BIT_PACKED = 0x6, // PCM signed .23 fix pt (3 bytes)
+
+    MP3_SUB_NONE          = 0x0,
+
+    AMR_SUB_NONE          = 0x0,
+
+    AAC_SUB_MAIN          = 0x1,
+    AAC_SUB_LC            = 0x2,
+    AAC_SUB_SSR           = 0x4,
+    AAC_SUB_LTP           = 0x8,
+    AAC_SUB_HE_V1         = 0x10,
+    AAC_SUB_SCALABLE      = 0x20,
+    AAC_SUB_ERLC          = 0x40,
+    AAC_SUB_LD            = 0x80,
+    AAC_SUB_HE_V2         = 0x100,
+    AAC_SUB_ELD           = 0x200,
+    AAC_SUB_XHE           = 0x300,
+
+    VORBIS_SUB_NONE       = 0x0,
+
+    E_AC3_SUB_JOC         = 0x1,
+
+    MAT_SUB_1_0           = 0x1,
+    MAT_SUB_2_0           = 0x2,
+    MAT_SUB_2_1           = 0x3,
+
+    /* Aliases */
+    /** note != AudioFormat.ENCODING_PCM_16BIT */
+    PCM_16_BIT          = (PCM | PCM_SUB_16_BIT),
+    /** note != AudioFormat.ENCODING_PCM_8BIT */
+    PCM_8_BIT           = (PCM | PCM_SUB_8_BIT),
+    PCM_32_BIT          = (PCM | PCM_SUB_32_BIT),
+    PCM_8_24_BIT        = (PCM | PCM_SUB_8_24_BIT),
+    PCM_FLOAT           = (PCM | PCM_SUB_FLOAT),
+    PCM_24_BIT_PACKED   = (PCM | PCM_SUB_24_BIT_PACKED),
+    AAC_MAIN            = (AAC | AAC_SUB_MAIN),
+    AAC_LC              = (AAC | AAC_SUB_LC),
+    AAC_SSR             = (AAC | AAC_SUB_SSR),
+    AAC_LTP             = (AAC | AAC_SUB_LTP),
+    AAC_HE_V1           = (AAC | AAC_SUB_HE_V1),
+    AAC_SCALABLE        = (AAC | AAC_SUB_SCALABLE),
+    AAC_ERLC            = (AAC | AAC_SUB_ERLC),
+    AAC_LD              = (AAC | AAC_SUB_LD),
+    AAC_HE_V2           = (AAC | AAC_SUB_HE_V2),
+    AAC_ELD             = (AAC | AAC_SUB_ELD),
+    AAC_XHE             = (AAC | AAC_SUB_XHE),
+    AAC_ADTS_MAIN       = (AAC_ADTS | AAC_SUB_MAIN),
+    AAC_ADTS_LC         = (AAC_ADTS | AAC_SUB_LC),
+    AAC_ADTS_SSR        = (AAC_ADTS | AAC_SUB_SSR),
+    AAC_ADTS_LTP        = (AAC_ADTS | AAC_SUB_LTP),
+    AAC_ADTS_HE_V1      = (AAC_ADTS | AAC_SUB_HE_V1),
+    AAC_ADTS_SCALABLE   = (AAC_ADTS | AAC_SUB_SCALABLE),
+    AAC_ADTS_ERLC       = (AAC_ADTS | AAC_SUB_ERLC),
+    AAC_ADTS_LD         = (AAC_ADTS | AAC_SUB_LD),
+    AAC_ADTS_HE_V2      = (AAC_ADTS | AAC_SUB_HE_V2),
+    AAC_ADTS_ELD        = (AAC_ADTS | AAC_SUB_ELD),
+    AAC_ADTS_XHE        = (AAC_ADTS | AAC_SUB_XHE),
+    E_AC3_JOC           = (E_AC3 | E_AC3_SUB_JOC),
+    MAT_1_0             = (MAT | MAT_SUB_1_0),
+    MAT_2_0             = (MAT | MAT_SUB_2_0),
+    MAT_2_1             = (MAT | MAT_SUB_2_1),
+};
+
+/**
+ * Usage of these values highlights places in the code that use 2- or 8- channel
+ * assumptions.
+ */
+@export(name="")
+enum FixedChannelCount : int32_t {
+    FCC_2 = 2, // This is typically due to legacy implementation of stereo I/O
+    FCC_8 = 8  // This is typically due to audio mixer and resampler limitations
+};
+
+/**
+ * A channel mask per se only defines the presence or absence of a channel, not
+ * the order.  See AUDIO_INTERLEAVE_* for the platform convention of order.
+ *
+ * AudioChannelMask is an opaque type and its internal layout should not be
+ * assumed as it may change in the future.  Instead, always use functions
+ * to examine it.
+ *
+ * These are the current representations:
+ *
+ *   REPRESENTATION_POSITION
+ *     is a channel mask representation for position assignment.  Each low-order
+ *     bit corresponds to the spatial position of a transducer (output), or
+ *     interpretation of channel (input).  The user of a channel mask needs to
+ *     know the context of whether it is for output or input.  The constants
+ *     OUT_* or IN_* apply to the bits portion.  It is not permitted for no bits
+ *     to be set.
+ *
+ *   REPRESENTATION_INDEX
+ *     is a channel mask representation for index assignment.  Each low-order
+ *     bit corresponds to a selected channel.  There is no platform
+ *     interpretation of the various bits.  There is no concept of output or
+ *     input.  It is not permitted for no bits to be set.
+ *
+ * All other representations are reserved for future use.
+ *
+ * Warning: current representation distinguishes between input and output, but
+ * this will not the be case in future revisions of the platform. Wherever there
+ * is an ambiguity between input and output that is currently resolved by
+ * checking the channel mask, the implementer should look for ways to fix it
+ * with additional information outside of the mask.
+ */
+@export(name="", value_prefix="AUDIO_CHANNEL_")
+enum AudioChannelMask : uint32_t {
+    /** must be 0 for compatibility */
+    REPRESENTATION_POSITION = 0,
+    /** 1 is reserved for future use */
+    REPRESENTATION_INDEX    = 2,
+    /* 3 is reserved for future use */
+
+    /** These can be a complete value of AudioChannelMask */
+    NONE                      = 0x0,
+    INVALID                   = 0xC0000000,
+
+   /*
+    * These can be the bits portion of an AudioChannelMask
+    * with representation REPRESENTATION_POSITION.
+    */
+
+    /** output channels */
+    OUT_FRONT_LEFT            = 0x1,
+    OUT_FRONT_RIGHT           = 0x2,
+    OUT_FRONT_CENTER          = 0x4,
+    OUT_LOW_FREQUENCY         = 0x8,
+    OUT_BACK_LEFT             = 0x10,
+    OUT_BACK_RIGHT            = 0x20,
+    OUT_FRONT_LEFT_OF_CENTER  = 0x40,
+    OUT_FRONT_RIGHT_OF_CENTER = 0x80,
+    OUT_BACK_CENTER           = 0x100,
+    OUT_SIDE_LEFT             = 0x200,
+    OUT_SIDE_RIGHT            = 0x400,
+    OUT_TOP_CENTER            = 0x800,
+    OUT_TOP_FRONT_LEFT        = 0x1000,
+    OUT_TOP_FRONT_CENTER      = 0x2000,
+    OUT_TOP_FRONT_RIGHT       = 0x4000,
+    OUT_TOP_BACK_LEFT         = 0x8000,
+    OUT_TOP_BACK_CENTER       = 0x10000,
+    OUT_TOP_BACK_RIGHT        = 0x20000,
+    OUT_TOP_SIDE_LEFT         = 0x40000,
+    OUT_TOP_SIDE_RIGHT        = 0x80000,
+
+    OUT_MONO     = OUT_FRONT_LEFT,
+    OUT_STEREO   = (OUT_FRONT_LEFT | OUT_FRONT_RIGHT),
+    OUT_2POINT1  = (OUT_FRONT_LEFT | OUT_FRONT_RIGHT | OUT_LOW_FREQUENCY),
+    OUT_2POINT0POINT2 = (OUT_FRONT_LEFT | OUT_FRONT_RIGHT |
+                         OUT_TOP_SIDE_LEFT | OUT_TOP_SIDE_RIGHT),
+    OUT_2POINT1POINT2 = (OUT_FRONT_LEFT | OUT_FRONT_RIGHT |
+                         OUT_TOP_SIDE_LEFT | OUT_TOP_SIDE_RIGHT |
+                         OUT_LOW_FREQUENCY),
+    OUT_3POINT0POINT2 = (OUT_FRONT_LEFT | OUT_FRONT_CENTER | OUT_FRONT_RIGHT |
+                         OUT_TOP_SIDE_LEFT | OUT_TOP_SIDE_RIGHT),
+    OUT_3POINT1POINT2 = (OUT_FRONT_LEFT | OUT_FRONT_CENTER | OUT_FRONT_RIGHT |
+                        OUT_TOP_SIDE_LEFT | OUT_TOP_SIDE_RIGHT |
+                        OUT_LOW_FREQUENCY),
+    OUT_QUAD     = (OUT_FRONT_LEFT | OUT_FRONT_RIGHT |
+            OUT_BACK_LEFT | OUT_BACK_RIGHT),
+    OUT_QUAD_BACK = OUT_QUAD,
+    /** like OUT_QUAD_BACK with *_SIDE_* instead of *_BACK_* */
+    OUT_QUAD_SIDE = (OUT_FRONT_LEFT | OUT_FRONT_RIGHT |
+            OUT_SIDE_LEFT | OUT_SIDE_RIGHT),
+    OUT_SURROUND = (OUT_FRONT_LEFT | OUT_FRONT_RIGHT |
+            OUT_FRONT_CENTER | OUT_BACK_CENTER),
+    OUT_PENTA = (OUT_QUAD | OUT_FRONT_CENTER),
+    OUT_5POINT1   = (OUT_FRONT_LEFT | OUT_FRONT_RIGHT |
+            OUT_FRONT_CENTER | OUT_LOW_FREQUENCY |
+            OUT_BACK_LEFT | OUT_BACK_RIGHT),
+    OUT_5POINT1_BACK = OUT_5POINT1,
+    /** like OUT_5POINT1_BACK with *_SIDE_* instead of *_BACK_* */
+    OUT_5POINT1_SIDE = (OUT_FRONT_LEFT | OUT_FRONT_RIGHT |
+            OUT_FRONT_CENTER | OUT_LOW_FREQUENCY |
+            OUT_SIDE_LEFT | OUT_SIDE_RIGHT),
+    OUT_5POINT1POINT2  = (OUT_5POINT1 | OUT_TOP_SIDE_LEFT | OUT_TOP_SIDE_RIGHT),
+    OUT_5POINT1POINT4  = (OUT_5POINT1 |
+            OUT_TOP_FRONT_LEFT | OUT_TOP_FRONT_RIGHT |
+            OUT_TOP_BACK_LEFT | OUT_TOP_BACK_RIGHT),
+    OUT_6POINT1 = (OUT_FRONT_LEFT | OUT_FRONT_RIGHT |
+            OUT_FRONT_CENTER | OUT_LOW_FREQUENCY |
+            OUT_BACK_LEFT | OUT_BACK_RIGHT |
+            OUT_BACK_CENTER),
+    /** matches the correct AudioFormat.CHANNEL_OUT_7POINT1_SURROUND */
+    OUT_7POINT1  = (OUT_FRONT_LEFT | OUT_FRONT_RIGHT |
+            OUT_FRONT_CENTER | OUT_LOW_FREQUENCY |
+            OUT_BACK_LEFT | OUT_BACK_RIGHT |
+            OUT_SIDE_LEFT | OUT_SIDE_RIGHT),
+    OUT_7POINT1POINT2  = (OUT_7POINT1 | OUT_TOP_SIDE_LEFT | OUT_TOP_SIDE_RIGHT),
+    OUT_7POINT1POINT4  = (OUT_7POINT1 |
+            OUT_TOP_FRONT_LEFT | OUT_TOP_FRONT_RIGHT |
+            OUT_TOP_BACK_LEFT | OUT_TOP_BACK_RIGHT),
+    // Note that the 2.0 OUT_ALL* have been moved to helper functions
+
+    /* These are bits only, not complete values */
+
+    /** input channels */
+    IN_LEFT            = 0x4,
+    IN_RIGHT           = 0x8,
+    IN_FRONT           = 0x10,
+    IN_BACK            = 0x20,
+    IN_LEFT_PROCESSED  = 0x40,
+    IN_RIGHT_PROCESSED = 0x80,
+    IN_FRONT_PROCESSED = 0x100,
+    IN_BACK_PROCESSED  = 0x200,
+    IN_PRESSURE        = 0x400,
+    IN_X_AXIS          = 0x800,
+    IN_Y_AXIS          = 0x1000,
+    IN_Z_AXIS          = 0x2000,
+    IN_BACK_LEFT       = 0x10000,
+    IN_BACK_RIGHT      = 0x20000,
+    IN_CENTER          = 0x40000,
+    IN_LOW_FREQUENCY   = 0x100000,
+    IN_TOP_LEFT        = 0x200000,
+    IN_TOP_RIGHT       = 0x400000,
+
+    IN_VOICE_UPLINK    = 0x4000,
+    IN_VOICE_DNLINK    = 0x8000,
+
+    IN_MONO   = IN_FRONT,
+    IN_STEREO = (IN_LEFT | IN_RIGHT),
+    IN_FRONT_BACK = (IN_FRONT | IN_BACK),
+    IN_6 = (IN_LEFT | IN_RIGHT |
+            IN_FRONT | IN_BACK |
+            IN_LEFT_PROCESSED | IN_RIGHT_PROCESSED),
+    IN_2POINT0POINT2 = (IN_LEFT | IN_RIGHT | IN_TOP_LEFT | IN_TOP_RIGHT),
+    IN_2POINT1POINT2 = (IN_LEFT | IN_RIGHT | IN_TOP_LEFT | IN_TOP_RIGHT |
+            IN_LOW_FREQUENCY),
+    IN_3POINT0POINT2 = (IN_LEFT | IN_CENTER | IN_RIGHT | IN_TOP_LEFT | IN_TOP_RIGHT),
+    IN_3POINT1POINT2 = (IN_LEFT | IN_CENTER | IN_RIGHT |
+            IN_TOP_LEFT | IN_TOP_RIGHT | IN_LOW_FREQUENCY),
+    IN_5POINT1 = (IN_LEFT | IN_CENTER | IN_RIGHT |
+                  IN_BACK_LEFT | IN_BACK_RIGHT | IN_LOW_FREQUENCY),
+    IN_VOICE_UPLINK_MONO = (IN_VOICE_UPLINK | IN_MONO),
+    IN_VOICE_DNLINK_MONO = (IN_VOICE_DNLINK | IN_MONO),
+    IN_VOICE_CALL_MONO   = (IN_VOICE_UPLINK_MONO |
+            IN_VOICE_DNLINK_MONO),
+    // Note that the 2.0 IN_ALL* have been moved to helper functions
+
+    COUNT_MAX    = 30,
+    INDEX_HDR    = REPRESENTATION_INDEX << COUNT_MAX,
+    INDEX_MASK_1 = INDEX_HDR | ((1 << 1) - 1),
+    INDEX_MASK_2 = INDEX_HDR | ((1 << 2) - 1),
+    INDEX_MASK_3 = INDEX_HDR | ((1 << 3) - 1),
+    INDEX_MASK_4 = INDEX_HDR | ((1 << 4) - 1),
+    INDEX_MASK_5 = INDEX_HDR | ((1 << 5) - 1),
+    INDEX_MASK_6 = INDEX_HDR | ((1 << 6) - 1),
+    INDEX_MASK_7 = INDEX_HDR | ((1 << 7) - 1),
+    INDEX_MASK_8 = INDEX_HDR | ((1 << 8) - 1)
+};
+
+/**
+ * Major modes for a mobile device. The current mode setting affects audio
+ * routing.
+ */
+@export(name="audio_mode_t", value_prefix="AUDIO_MODE_")
+enum AudioMode : int32_t {
+    NORMAL           = 0,
+    RINGTONE         = 1,
+    /** Calls handled by the telephony stack (Eg: PSTN). */
+    IN_CALL          = 2,
+    /** Calls handled by apps (Eg: Hangout). */
+    IN_COMMUNICATION = 3,
+};
+
+@export(name="", value_prefix="AUDIO_DEVICE_")
+enum AudioDevice : uint32_t {
+    NONE                          = 0x0,
+    /** reserved bits */
+    BIT_IN                        = 0x80000000,
+    BIT_DEFAULT                   = 0x40000000,
+    /** output devices */
+    OUT_EARPIECE                  = 0x1,
+    OUT_SPEAKER                   = 0x2,
+    OUT_WIRED_HEADSET             = 0x4,
+    OUT_WIRED_HEADPHONE           = 0x8,
+    OUT_BLUETOOTH_SCO             = 0x10,
+    OUT_BLUETOOTH_SCO_HEADSET     = 0x20,
+    OUT_BLUETOOTH_SCO_CARKIT      = 0x40,
+    OUT_BLUETOOTH_A2DP            = 0x80,
+    OUT_BLUETOOTH_A2DP_HEADPHONES = 0x100,
+    OUT_BLUETOOTH_A2DP_SPEAKER    = 0x200,
+    OUT_AUX_DIGITAL               = 0x400,
+    OUT_HDMI                      = OUT_AUX_DIGITAL,
+    /** uses an analog connection (multiplexed over the USB pins for instance) */
+    OUT_ANLG_DOCK_HEADSET         = 0x800,
+    OUT_DGTL_DOCK_HEADSET         = 0x1000,
+    /** USB accessory mode: Android device is USB device and dock is USB host */
+    OUT_USB_ACCESSORY             = 0x2000,
+    /** USB host mode: Android device is USB host and dock is USB device */
+    OUT_USB_DEVICE                = 0x4000,
+    OUT_REMOTE_SUBMIX             = 0x8000,
+    /** Telephony voice TX path */
+    OUT_TELEPHONY_TX              = 0x10000,
+    /** Analog jack with line impedance detected */
+    OUT_LINE                      = 0x20000,
+    /** HDMI Audio Return Channel */
+    OUT_HDMI_ARC                  = 0x40000,
+    /** S/PDIF out */
+    OUT_SPDIF                     = 0x80000,
+    /** FM transmitter out */
+    OUT_FM                        = 0x100000,
+    /** Line out for av devices */
+    OUT_AUX_LINE                  = 0x200000,
+    /** limited-output speaker device for acoustic safety */
+    OUT_SPEAKER_SAFE              = 0x400000,
+    OUT_IP                        = 0x800000,
+    /** audio bus implemented by the audio system (e.g an MOST stereo channel) */
+    OUT_BUS                       = 0x1000000,
+    OUT_PROXY                     = 0x2000000,
+    OUT_USB_HEADSET               = 0x4000000,
+    OUT_HEARING_AID               = 0x8000000,
+    OUT_ECHO_CANCELLER            = 0x10000000,
+    OUT_DEFAULT                   = BIT_DEFAULT,
+    // Note that the 2.0 OUT_ALL* have been moved to helper functions
+
+    /** input devices */
+    IN_COMMUNICATION         = BIT_IN | 0x1,
+    IN_AMBIENT               = BIT_IN | 0x2,
+    IN_BUILTIN_MIC           = BIT_IN | 0x4,
+    IN_BLUETOOTH_SCO_HEADSET = BIT_IN | 0x8,
+    IN_WIRED_HEADSET         = BIT_IN | 0x10,
+    IN_AUX_DIGITAL           = BIT_IN | 0x20,
+    IN_HDMI                  = IN_AUX_DIGITAL,
+    /** Telephony voice RX path */
+    IN_VOICE_CALL            = BIT_IN | 0x40,
+    IN_TELEPHONY_RX          = IN_VOICE_CALL,
+    IN_BACK_MIC              = BIT_IN | 0x80,
+    IN_REMOTE_SUBMIX         = BIT_IN | 0x100,
+    IN_ANLG_DOCK_HEADSET     = BIT_IN | 0x200,
+    IN_DGTL_DOCK_HEADSET     = BIT_IN | 0x400,
+    IN_USB_ACCESSORY         = BIT_IN | 0x800,
+    IN_USB_DEVICE            = BIT_IN | 0x1000,
+    /** FM tuner input */
+    IN_FM_TUNER              = BIT_IN | 0x2000,
+    /** TV tuner input */
+    IN_TV_TUNER              = BIT_IN | 0x4000,
+    /** Analog jack with line impedance detected */
+    IN_LINE                  = BIT_IN | 0x8000,
+    /** S/PDIF in */
+    IN_SPDIF                 = BIT_IN | 0x10000,
+    IN_BLUETOOTH_A2DP        = BIT_IN | 0x20000,
+    IN_LOOPBACK              = BIT_IN | 0x40000,
+    IN_IP                    = BIT_IN | 0x80000,
+    /** audio bus implemented by the audio system (e.g an MOST stereo channel) */
+    IN_BUS                   = BIT_IN | 0x100000,
+    IN_PROXY                 = BIT_IN | 0x1000000,
+    IN_USB_HEADSET           = BIT_IN | 0x2000000,
+    IN_BLUETOOTH_BLE         = BIT_IN | 0x4000000,
+    IN_DEFAULT               = BIT_IN | BIT_DEFAULT,
+
+    // Note that the 2.0 IN_ALL* have been moved to helper functions
+};
+
+/**
+ * The audio output flags serve two purposes:
+ *
+ *  - when an AudioTrack is created they indicate a "wish" to be connected to an
+ *    output stream with attributes corresponding to the specified flags;
+ *
+ *  - when present in an output profile descriptor listed for a particular audio
+ *    hardware module, they indicate that an output stream can be opened that
+ *    supports the attributes indicated by the flags.
+ *
+ * The audio policy manager will try to match the flags in the request
+ * (when getOuput() is called) to an available output stream.
+ */
+@export(name="audio_output_flags_t", value_prefix="AUDIO_OUTPUT_FLAG_")
+enum AudioOutputFlag : int32_t {
+    NONE    = 0x0, // no attributes
+    DIRECT  = 0x1, // this output directly connects a track
+                   // to one output stream: no software mixer
+    PRIMARY = 0x2, // this output is the primary output of the device. It is
+                   // unique and must be present. It is opened by default and
+                   // receives routing, audio mode and volume controls related
+                   // to voice calls.
+    FAST    = 0x4,    // output supports "fast tracks", defined elsewhere
+    DEEP_BUFFER      = 0x8,   // use deep audio buffers
+    COMPRESS_OFFLOAD = 0x10,  // offload playback of compressed streams to
+                              // hardware codec
+    NON_BLOCKING     = 0x20,  // use non-blocking write
+    HW_AV_SYNC = 0x40,   // output uses a hardware A/V sync
+    TTS        = 0x80,   // output for streams transmitted through speaker at a
+                         // sample rate high enough to accommodate lower-range
+                         // ultrasonic p/b
+    RAW        = 0x100,  // minimize signal processing
+    SYNC       = 0x200,  // synchronize I/O streams
+    IEC958_NONAUDIO = 0x400, // Audio stream contains compressed audio in SPDIF
+                             // data bursts, not PCM.
+    DIRECT_PCM = 0x2000,     // Audio stream containing PCM data that needs
+                             // to pass through compress path for DSP post proc.
+    MMAP_NOIRQ = 0x4000, // output operates in MMAP no IRQ mode.
+    VOIP_RX = 0x8000,    // preferred output for VoIP calls.
+    /** preferred output for call music */
+    INCALL_MUSIC = 0x10000,
+};
+
+/**
+ * The audio input flags are analogous to audio output flags.
+ * Currently they are used only when an AudioRecord is created,
+ * to indicate a preference to be connected to an input stream with
+ * attributes corresponding to the specified flags.
+ */
+@export(name="audio_input_flags_t", value_prefix="AUDIO_INPUT_FLAG_")
+enum AudioInputFlag : int32_t {
+    NONE         = 0x0,  // no attributes
+    FAST         = 0x1,  // prefer an input that supports "fast tracks"
+    HW_HOTWORD   = 0x2,  // prefer an input that captures from hw hotword source
+    RAW          = 0x4,  // minimize signal processing
+    SYNC         = 0x8,  // synchronize I/O streams
+    MMAP_NOIRQ   = 0x10, // input operates in MMAP no IRQ mode.
+    VOIP_TX      = 0x20, // preferred input for VoIP calls.
+    HW_AV_SYNC   = 0x40, // input connected to an output that uses a hardware A/V sync
+};
+
+@export(name="audio_usage_t", value_prefix="AUDIO_USAGE_")
+enum AudioUsage : int32_t {
+    // These values must kept in sync with
+    //  frameworks/base/media/java/android/media/AudioAttributes.java
+    // Note that not all framework values are exposed
+    UNKNOWN                            = 0,
+    MEDIA                              = 1,
+    VOICE_COMMUNICATION                = 2,
+    VOICE_COMMUNICATION_SIGNALLING     = 3,
+    ALARM                              = 4,
+    NOTIFICATION                       = 5,
+    NOTIFICATION_TELEPHONY_RINGTONE    = 6,
+    ASSISTANCE_ACCESSIBILITY           = 11,
+    ASSISTANCE_NAVIGATION_GUIDANCE     = 12,
+    ASSISTANCE_SONIFICATION            = 13,
+    GAME                               = 14,
+    VIRTUAL_SOURCE                     = 15,
+    ASSISTANT                          = 16,
+};
+
+/** Type of audio generated by an application. */
+@export(name="audio_content_type_t", value_prefix="AUDIO_CONTENT_TYPE_")
+enum AudioContentType : uint32_t {
+    // Do not change these values without updating their counterparts
+    // in frameworks/base/media/java/android/media/AudioAttributes.java
+    UNKNOWN      = 0,
+    SPEECH       = 1,
+    MUSIC        = 2,
+    MOVIE        = 3,
+    SONIFICATION = 4,
+};
+
+/**
+ * Additional information about the stream passed to hardware decoders.
+ */
+struct AudioOffloadInfo {
+    uint32_t sampleRateHz;
+    bitfield<AudioChannelMask> channelMask;
+    AudioFormat format;
+    AudioStreamType streamType;
+    uint32_t bitRatePerSecond;
+    int64_t durationMicroseconds;  // -1 if unknown
+    bool hasVideo;
+    bool isStreaming;
+    uint32_t bitWidth;
+    uint32_t bufferSize;
+    AudioUsage usage;
+};
+
+/**
+ * Commonly used audio stream configuration parameters.
+ */
+struct AudioConfig {
+    uint32_t sampleRateHz;
+    bitfield<AudioChannelMask> channelMask;
+    AudioFormat format;
+    AudioOffloadInfo offloadInfo;
+    uint64_t frameCount;
+};
+
+/** Metadata of a playback track for a StreamOut. */
+struct PlaybackTrackMetadata {
+    AudioUsage usage;
+    AudioContentType contentType;
+    /**
+     * Positive linear gain applied to the track samples. 0 being muted and 1 is no attenuation,
+     * 2 means double amplification...
+     * Must not be negative.
+     */
+    float gain;
+};
+
+/** Metadatas of the source of a StreamOut. */
+struct SourceMetadata {
+    vec<PlaybackTrackMetadata> tracks;
+};
+
+/** Metadata of a record track for a StreamIn. */
+struct RecordTrackMetadata {
+    AudioSource source;
+    /**
+     * Positive linear gain applied to the track samples. 0 being muted and 1 is no attenuation,
+     * 2 means double amplification...
+     * Must not be negative.
+     */
+    float gain;
+};
+
+/** Metadatas of the source of a StreamIn. */
+struct SinkMetadata {
+    vec<RecordTrackMetadata> tracks;
+};
+
+
+/*
+ *
+ *  Volume control
+ *
+ */
+
+/**
+ * Type of gain control exposed by an audio port.
+ */
+@export(name="", value_prefix="AUDIO_GAIN_MODE_")
+enum AudioGainMode : uint32_t {
+    JOINT = 0x1,    // supports joint channel gain control
+    CHANNELS = 0x2, // supports separate channel gain control
+    RAMP = 0x4      // supports gain ramps
+};
+
+/**
+ * An audio_gain struct is a representation of a gain stage.
+ * A gain stage is always attached to an audio port.
+ */
+struct AudioGain {
+    bitfield<AudioGainMode> mode;
+    bitfield<AudioChannelMask> channelMask; // channels which gain an be controlled
+    int32_t minValue;     // minimum gain value in millibels
+    int32_t maxValue;     // maximum gain value in millibels
+    int32_t defaultValue; // default gain value in millibels
+    uint32_t stepValue;   // gain step in millibels
+    uint32_t minRampMs;   // minimum ramp duration in ms
+    uint32_t maxRampMs;   // maximum ramp duration in ms
+};
+
+/**
+ * The gain configuration structure is used to get or set the gain values of a
+ * given port.
+ */
+struct AudioGainConfig {
+    int32_t index;  // index of the corresponding AudioGain in AudioPort.gains
+    AudioGainMode mode;
+    AudioChannelMask channelMask;  // channels which gain value follows
+    /**
+     * 4 = sizeof(AudioChannelMask),
+     * 8 is not "FCC_8", so it won't need to be changed for > 8 channels.
+     * Gain values in millibels for each channel ordered from LSb to MSb in
+     * channel mask. The number of values is 1 in joint mode or
+     * popcount(channel_mask).
+     */
+    int32_t[4 * 8] values;
+    uint32_t rampDurationMs;  // ramp duration in ms
+};
+
+
+/*
+ *
+ *  Routing control
+ *
+ */
+
+/*
+ * Types defined here are used to describe an audio source or sink at internal
+ * framework interfaces (audio policy, patch panel) or at the audio HAL.
+ * Sink and sources are grouped in a concept of “audio port” representing an
+ * audio end point at the edge of the system managed by the module exposing
+ * the interface.
+ */
+
+/** Audio port role: either source or sink */
+@export(name="audio_port_role_t", value_prefix="AUDIO_PORT_ROLE_")
+enum AudioPortRole : int32_t {
+    NONE,
+    SOURCE,
+    SINK,
+};
+
+/**
+ * Audio port type indicates if it is a session (e.g AudioTrack), a mix (e.g
+ * PlaybackThread output) or a physical device (e.g OUT_SPEAKER)
+ */
+@export(name="audio_port_type_t", value_prefix="AUDIO_PORT_TYPE_")
+enum AudioPortType : int32_t {
+    NONE,
+    DEVICE,
+    MIX,
+    SESSION,
+};
+
+/**
+ * Extension for audio port configuration structure when the audio port is a
+ * hardware device.
+ */
+struct AudioPortConfigDeviceExt {
+    AudioModuleHandle hwModule;  // module the device is attached to
+    AudioDevice type;            // device type (e.g OUT_SPEAKER)
+    uint8_t[32] address;         // device address. "" if N/A
+};
+
+/**
+ * Extension for audio port configuration structure when the audio port is an
+ * audio session.
+ */
+struct AudioPortConfigSessionExt {
+    AudioSession session;
+};
+
+/**
+ * Flags indicating which fields are to be considered in AudioPortConfig.
+ */
+@export(name="", value_prefix="AUDIO_PORT_CONFIG_")
+enum AudioPortConfigMask : uint32_t {
+    SAMPLE_RATE = 0x1,
+    CHANNEL_MASK =  0x2,
+    FORMAT = 0x4,
+    GAIN = 0x8,
+};
+
+/**
+ * Audio port configuration structure used to specify a particular configuration
+ * of an audio port.
+ */
+struct AudioPortConfig {
+    AudioPortHandle id;
+    bitfield<AudioPortConfigMask> configMask;
+    uint32_t sampleRateHz;
+    bitfield<AudioChannelMask> channelMask;
+    AudioFormat format;
+    AudioGainConfig gain;
+    AudioPortType type;  // type is used as a discriminator for Ext union
+    AudioPortRole role;  // role is used as a discriminator for UseCase union
+    union Ext {
+        AudioPortConfigDeviceExt device;
+        struct AudioPortConfigMixExt {
+            AudioModuleHandle hwModule; // module the stream is attached to
+            AudioIoHandle ioHandle;     // I/O handle of the input/output stream
+            union UseCase {
+                AudioStreamType stream;
+                AudioSource source;
+            } useCase;
+        } mix;
+        AudioPortConfigSessionExt session;
+    } ext;
+};
+
+/**
+ * Extension for audio port structure when the audio port is a hardware device.
+ */
+struct AudioPortDeviceExt {
+    AudioModuleHandle hwModule;    // module the device is attached to
+    AudioDevice type;
+    /** 32 byte string identifying the port. */
+    uint8_t[32] address;
+};
+
+/**
+ * Latency class of the audio mix.
+ */
+@export(name="audio_mix_latency_class_t", value_prefix="AUDIO_LATENCY_")
+enum AudioMixLatencyClass : int32_t {
+    LOW,
+    NORMAL
+};
+
+struct AudioPortMixExt {
+    AudioModuleHandle hwModule;     // module the stream is attached to
+    AudioIoHandle ioHandle;         // I/O handle of the stream
+    AudioMixLatencyClass latencyClass;
+};
+
+/**
+ * Extension for audio port structure when the audio port is an audio session.
+ */
+struct AudioPortSessionExt {
+    AudioSession session;
+};
+
+struct AudioPort {
+    AudioPortHandle id;
+    AudioPortRole role;
+    string name;
+    vec<uint32_t> sampleRates;
+    vec<bitfield<AudioChannelMask>> channelMasks;
+    vec<AudioFormat> formats;
+    vec<AudioGain> gains;
+    AudioPortConfig activeConfig; // current audio port configuration
+    AudioPortType type;  // type is used as a discriminator
+    union Ext {
+        AudioPortDeviceExt device;
+        AudioPortMixExt mix;
+        AudioPortSessionExt session;
+    } ext;
+};
+
+struct ThreadInfo {
+    int64_t pid;
+    int64_t tid;
+};
diff --git a/audio/common/all-versions/default/Android.bp b/audio/common/all-versions/default/Android.bp
index 4a27bb7..c0bd34c 100644
--- a/audio/common/all-versions/default/Android.bp
+++ b/audio/common/all-versions/default/Android.bp
@@ -17,9 +17,6 @@
     name: "android.hardware.audio.common-util",
     defaults: ["hidl_defaults"],
     vendor_available: true,
-    vndk: {
-        enabled: true,
-    },
     srcs: [
         "EffectMap.cpp",
     ],
@@ -41,3 +38,72 @@
         "android.hardware.audio.common.util@all-versions",
     ]
 }
+
+cc_defaults {
+    name: "android.hardware.audio.common-util_default",
+    defaults: ["hidl_defaults"],
+
+    vendor_available: true,
+    srcs: [
+        "HidlUtils.cpp",
+    ],
+
+    export_include_dirs: ["."],
+
+    shared_libs: [
+        "liblog",
+        "libutils",
+        "libhidlbase",
+        "android.hardware.audio.common-util",
+    ],
+    export_shared_lib_headers: [
+        "android.hardware.audio.common-util"
+    ],
+
+    header_libs: [
+        "libaudio_system_headers",
+        "libhardware_headers",
+    ],
+}
+
+cc_library_shared {
+    name: "android.hardware.audio.common@2.0-util",
+    defaults: ["android.hardware.audio.common-util_default"],
+
+    shared_libs: [
+        "android.hardware.audio.common@2.0",
+    ],
+    cflags: [
+        "-DMAJOR_VERSION=2",
+        "-DMINOR_VERSION=0",
+        "-include common/all-versions/VersionMacro.h",
+    ]
+}
+
+cc_library_shared {
+    name: "android.hardware.audio.common@4.0-util",
+    defaults: ["android.hardware.audio.common-util_default"],
+
+    shared_libs: [
+        "android.hardware.audio.common@4.0",
+    ],
+    cflags: [
+        "-DMAJOR_VERSION=4",
+        "-DMINOR_VERSION=0",
+        "-include common/all-versions/VersionMacro.h",
+    ]
+}
+
+cc_library_shared {
+    name: "android.hardware.audio.common@5.0-util",
+    defaults: ["android.hardware.audio.common-util_default"],
+
+    shared_libs: [
+        "android.hardware.audio.common@5.0",
+    ],
+    cflags: [
+        "-DMAJOR_VERSION=5",
+        "-DMINOR_VERSION=0",
+        "-include common/all-versions/VersionMacro.h",
+    ]
+}
diff --git a/audio/common/all-versions/default/EffectMap.cpp b/audio/common/all-versions/default/EffectMap.cpp
index 7f8da1e..cb3e3d5 100644
--- a/audio/common/all-versions/default/EffectMap.cpp
+++ b/audio/common/all-versions/default/EffectMap.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
diff --git a/audio/common/all-versions/default/include/common/all-versions/default/HidlUtils.impl.h b/audio/common/all-versions/default/HidlUtils.cpp
similarity index 88%
rename from audio/common/all-versions/default/include/common/all-versions/default/HidlUtils.impl.h
rename to audio/common/all-versions/default/HidlUtils.cpp
index 632e816..5ed059c 100644
--- a/audio/common/all-versions/default/include/common/all-versions/default/HidlUtils.impl.h
+++ b/audio/common/all-versions/default/HidlUtils.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,36 +14,34 @@
  * limitations under the License.
  */
 
-#ifndef AUDIO_HAL_VERSION
-#error "AUDIO_HAL_VERSION must be set before including this file."
-#endif
+#include "HidlUtils.h"
 
 #include <common/all-versions/VersionUtils.h>
 #include <string.h>
 
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioChannelMask;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioDevice;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioFormat;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioGainMode;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioMixLatencyClass;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioPortConfigMask;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioPortRole;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioPortType;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioSource;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioStreamType;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioUsage;
+using ::android::hardware::audio::common::CPP_VERSION::AudioChannelMask;
+using ::android::hardware::audio::common::CPP_VERSION::AudioDevice;
+using ::android::hardware::audio::common::CPP_VERSION::AudioFormat;
+using ::android::hardware::audio::common::CPP_VERSION::AudioGainMode;
+using ::android::hardware::audio::common::CPP_VERSION::AudioMixLatencyClass;
+using ::android::hardware::audio::common::CPP_VERSION::AudioPortConfigMask;
+using ::android::hardware::audio::common::CPP_VERSION::AudioPortRole;
+using ::android::hardware::audio::common::CPP_VERSION::AudioPortType;
+using ::android::hardware::audio::common::CPP_VERSION::AudioSource;
+using ::android::hardware::audio::common::CPP_VERSION::AudioStreamType;
+using ::android::hardware::audio::common::CPP_VERSION::AudioUsage;
 
-using ::android::hardware::audio::common::utils::mkEnumConverter;
+using ::android::hardware::audio::common::utils::EnumBitfield;
 
 namespace android {
 namespace hardware {
 namespace audio {
 namespace common {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 
 void HidlUtils::audioConfigFromHal(const audio_config_t& halConfig, AudioConfig* config) {
     config->sampleRateHz = halConfig.sample_rate;
-    config->channelMask = mkEnumConverter<AudioChannelMask>(halConfig.channel_mask);
+    config->channelMask = EnumBitfield<AudioChannelMask>(halConfig.channel_mask);
     config->format = AudioFormat(halConfig.format);
     audioOffloadInfoFromHal(halConfig.offload_info, &config->offloadInfo);
     config->frameCount = halConfig.frame_count;
@@ -61,8 +59,8 @@
 void HidlUtils::audioGainConfigFromHal(const struct audio_gain_config& halConfig,
                                        AudioGainConfig* config) {
     config->index = halConfig.index;
-    config->mode = mkEnumConverter<AudioGainMode>(halConfig.mode);
-    config->channelMask = mkEnumConverter<AudioChannelMask>(halConfig.channel_mask);
+    config->mode = EnumBitfield<AudioGainMode>(halConfig.mode);
+    config->channelMask = EnumBitfield<AudioChannelMask>(halConfig.channel_mask);
     for (size_t i = 0; i < sizeof(audio_channel_mask_t) * 8; ++i) {
         config->values[i] = halConfig.values[i];
     }
@@ -82,8 +80,8 @@
 }
 
 void HidlUtils::audioGainFromHal(const struct audio_gain& halGain, AudioGain* gain) {
-    gain->mode = mkEnumConverter<AudioGainMode>(halGain.mode);
-    gain->channelMask = mkEnumConverter<AudioChannelMask>(halGain.channel_mask);
+    gain->mode = EnumBitfield<AudioGainMode>(halGain.mode);
+    gain->channelMask = EnumBitfield<AudioChannelMask>(halGain.channel_mask);
     gain->minValue = halGain.min_value;
     gain->maxValue = halGain.max_value;
     gain->defaultValue = halGain.default_value;
@@ -122,7 +120,7 @@
 void HidlUtils::audioOffloadInfoFromHal(const audio_offload_info_t& halOffload,
                                         AudioOffloadInfo* offload) {
     offload->sampleRateHz = halOffload.sample_rate;
-    offload->channelMask = mkEnumConverter<AudioChannelMask>(halOffload.channel_mask);
+    offload->channelMask = EnumBitfield<AudioChannelMask>(halOffload.channel_mask);
     offload->format = AudioFormat(halOffload.format);
     offload->streamType = AudioStreamType(halOffload.stream_type);
     offload->bitRatePerSecond = halOffload.bit_rate;
@@ -155,9 +153,9 @@
     config->id = halConfig.id;
     config->role = AudioPortRole(halConfig.role);
     config->type = AudioPortType(halConfig.type);
-    config->configMask = mkEnumConverter<AudioPortConfigMask>(halConfig.config_mask);
+    config->configMask = EnumBitfield<AudioPortConfigMask>(halConfig.config_mask);
     config->sampleRateHz = halConfig.sample_rate;
-    config->channelMask = mkEnumConverter<AudioChannelMask>(halConfig.channel_mask);
+    config->channelMask = EnumBitfield<AudioChannelMask>(halConfig.channel_mask);
     config->format = AudioFormat(halConfig.format);
     audioGainConfigFromHal(halConfig.gain, &config->gain);
     switch (halConfig.type) {
@@ -257,7 +255,7 @@
     }
     port->channelMasks.resize(halPort.num_channel_masks);
     for (size_t i = 0; i < halPort.num_channel_masks; ++i) {
-        port->channelMasks[i] = mkEnumConverter<AudioChannelMask>(halPort.channel_masks[i]);
+        port->channelMasks[i] = EnumBitfield<AudioChannelMask>(halPort.channel_masks[i]);
     }
     port->formats.resize(halPort.num_formats);
     for (size_t i = 0; i < halPort.num_formats; ++i) {
@@ -358,7 +356,7 @@
     memcpy(halUuid->node, uuid.node.data(), uuid.node.size());
 }
 
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace common
 }  // namespace audio
 }  // namespace hardware
diff --git a/audio/common/all-versions/default/include/common/all-versions/default/HidlUtils.h b/audio/common/all-versions/default/HidlUtils.h
similarity index 78%
rename from audio/common/all-versions/default/include/common/all-versions/default/HidlUtils.h
rename to audio/common/all-versions/default/HidlUtils.h
index f9a5697..77c8b89 100644
--- a/audio/common/all-versions/default/include/common/all-versions/default/HidlUtils.h
+++ b/audio/common/all-versions/default/HidlUtils.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,28 +14,29 @@
  * limitations under the License.
  */
 
-#ifndef AUDIO_HAL_VERSION
-#error "AUDIO_HAL_VERSION must be set before including this file."
-#endif
+#ifndef android_hardware_audio_Hidl_Utils_H_
+#define android_hardware_audio_Hidl_Utils_H_
+
+#include PATH(android/hardware/audio/common/FILE_VERSION/types.h)
 
 #include <memory>
 
 #include <system/audio.h>
 
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioConfig;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioGain;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioGainConfig;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioOffloadInfo;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioPort;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioPortConfig;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::Uuid;
 using ::android::hardware::hidl_vec;
+using ::android::hardware::audio::common::CPP_VERSION::AudioConfig;
+using ::android::hardware::audio::common::CPP_VERSION::AudioGain;
+using ::android::hardware::audio::common::CPP_VERSION::AudioGainConfig;
+using ::android::hardware::audio::common::CPP_VERSION::AudioOffloadInfo;
+using ::android::hardware::audio::common::CPP_VERSION::AudioPort;
+using ::android::hardware::audio::common::CPP_VERSION::AudioPortConfig;
+using ::android::hardware::audio::common::CPP_VERSION::Uuid;
 
 namespace android {
 namespace hardware {
 namespace audio {
 namespace common {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 
 class HidlUtils {
    public:
@@ -68,8 +69,10 @@
     static void uuidToHal(const Uuid& uuid, audio_uuid_t* halUuid);
 };
 
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace common
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
+
+#endif  // android_hardware_audio_Hidl_Utils_H_
diff --git a/audio/common/2.0/default/OWNERS b/audio/common/all-versions/default/OWNERS
similarity index 100%
rename from audio/common/2.0/default/OWNERS
rename to audio/common/all-versions/default/OWNERS
diff --git a/audio/common/all-versions/default/VersionUtils.h b/audio/common/all-versions/default/VersionUtils.h
new file mode 100644
index 0000000..e7755b1
--- /dev/null
+++ b/audio/common/all-versions/default/VersionUtils.h
@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_VERSION_UTILS_H
+#define ANDROID_HARDWARE_AUDIO_EFFECT_VERSION_UTILS_H
+
+#include PATH(android/hardware/audio/common/FILE_VERSION/types.h)
+
+namespace android {
+namespace hardware {
+namespace audio {
+namespace common {
+namespace CPP_VERSION {
+namespace implementation {
+
+#if MAJOR_VERSION == 2
+typedef common::CPP_VERSION::AudioDevice AudioDeviceBitfield;
+typedef common::CPP_VERSION::AudioChannelMask AudioChannelBitfield;
+typedef common::CPP_VERSION::AudioOutputFlag AudioOutputFlagBitfield;
+typedef common::CPP_VERSION::AudioInputFlag AudioInputFlagBitfield;
+#elif MAJOR_VERSION >= 4
+typedef hidl_bitfield<common::CPP_VERSION::AudioDevice> AudioDeviceBitfield;
+typedef hidl_bitfield<common::CPP_VERSION::AudioChannelMask> AudioChannelBitfield;
+typedef hidl_bitfield<common::CPP_VERSION::AudioOutputFlag> AudioOutputFlagBitfield;
+typedef hidl_bitfield<common::CPP_VERSION::AudioInputFlag> AudioInputFlagBitfield;
+#endif
+
+}  // namespace implementation
+}  // namespace CPP_VERSION
+}  // namespace common
+}  // namespace audio
+}  // namespace hardware
+}  // namespace android
+
+#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_VERSION_UTILS_H
diff --git a/audio/common/all-versions/default/include/common/all-versions/default/EffectMap.h b/audio/common/all-versions/default/include/common/all-versions/default/EffectMap.h
index 547c6d5..7f630bf 100644
--- a/audio/common/all-versions/default/include/common/all-versions/default/EffectMap.h
+++ b/audio/common/all-versions/default/include/common/all-versions/default/EffectMap.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
diff --git a/audio/common/all-versions/default/service/Android.mk b/audio/common/all-versions/default/service/Android.mk
index e6ae03e..32110ee 100644
--- a/audio/common/all-versions/default/service/Android.mk
+++ b/audio/common/all-versions/default/service/Android.mk
@@ -41,10 +41,13 @@
     libhwbinder \
     android.hardware.audio@2.0 \
     android.hardware.audio@4.0 \
+    android.hardware.audio@5.0 \
     android.hardware.audio.common@2.0 \
     android.hardware.audio.common@4.0 \
+    android.hardware.audio.common@5.0 \
     android.hardware.audio.effect@2.0 \
     android.hardware.audio.effect@4.0 \
+    android.hardware.audio.effect@5.0 \
     android.hardware.bluetooth.a2dp@1.0 \
     android.hardware.soundtrigger@2.0 \
     android.hardware.soundtrigger@2.1
diff --git a/audio/common/all-versions/default/service/service.cpp b/audio/common/all-versions/default/service/service.cpp
index ff1394e..7b5da81 100644
--- a/audio/common/all-versions/default/service/service.cpp
+++ b/audio/common/all-versions/default/service/service.cpp
@@ -18,8 +18,10 @@
 
 #include <android/hardware/audio/2.0/IDevicesFactory.h>
 #include <android/hardware/audio/4.0/IDevicesFactory.h>
+#include <android/hardware/audio/5.0/IDevicesFactory.h>
 #include <android/hardware/audio/effect/2.0/IEffectsFactory.h>
 #include <android/hardware/audio/effect/4.0/IEffectsFactory.h>
+#include <android/hardware/audio/effect/5.0/IEffectsFactory.h>
 #include <android/hardware/bluetooth/a2dp/1.0/IBluetoothAudioOffload.h>
 #include <android/hardware/soundtrigger/2.0/ISoundTriggerHw.h>
 #include <android/hardware/soundtrigger/2.1/ISoundTriggerHw.h>
@@ -46,13 +48,15 @@
     }
     configureRpcThreadpool(16, true /*callerWillJoin*/);
 
-    bool fail = registerPassthroughServiceImplementation<audio::V4_0::IDevicesFactory>() != OK &&
+    bool fail = registerPassthroughServiceImplementation<audio::V5_0::IDevicesFactory>() != OK &&
+                registerPassthroughServiceImplementation<audio::V4_0::IDevicesFactory>() != OK &&
                 registerPassthroughServiceImplementation<audio::V2_0::IDevicesFactory>() != OK;
-    LOG_ALWAYS_FATAL_IF(fail, "Could not register audio core API 2.0 nor 4.0");
+    LOG_ALWAYS_FATAL_IF(fail, "Could not register audio core API 2, 4 nor 5");
 
-    fail = registerPassthroughServiceImplementation<audio::effect::V4_0::IEffectsFactory>() != OK &&
+    fail = registerPassthroughServiceImplementation<audio::effect::V5_0::IEffectsFactory>() != OK &&
+           registerPassthroughServiceImplementation<audio::effect::V4_0::IEffectsFactory>() != OK &&
            registerPassthroughServiceImplementation<audio::effect::V2_0::IEffectsFactory>() != OK,
-    LOG_ALWAYS_FATAL_IF(fail, "Could not register audio effect API 2.0 nor 4.0");
+    LOG_ALWAYS_FATAL_IF(fail, "Could not register audio effect API 2, 4 nor 5");
 
     fail = registerPassthroughServiceImplementation<soundtrigger::V2_1::ISoundTriggerHw>() != OK &&
            registerPassthroughServiceImplementation<soundtrigger::V2_0::ISoundTriggerHw>() != OK,
diff --git a/audio/common/all-versions/test/utility/include/utility/AssertOk.h b/audio/common/all-versions/test/utility/include/utility/AssertOk.h
index 11e1c24..5ac2fdc 100644
--- a/audio/common/all-versions/test/utility/include/utility/AssertOk.h
+++ b/audio/common/all-versions/test/utility/include/utility/AssertOk.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2017 The Android Open Source Project
+ * Copyright (C) 2018 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.
diff --git a/audio/common/all-versions/test/utility/include/utility/Documentation.h b/audio/common/all-versions/test/utility/include/utility/Documentation.h
index e10cf79..1b555b9 100644
--- a/audio/common/all-versions/test/utility/include/utility/Documentation.h
+++ b/audio/common/all-versions/test/utility/include/utility/Documentation.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2017 The Android Open Source Project
+ * Copyright (C) 2018 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.
diff --git a/audio/common/all-versions/test/utility/include/utility/EnvironmentTearDown.h b/audio/common/all-versions/test/utility/include/utility/EnvironmentTearDown.h
index 7a08a54..0e416f3 100644
--- a/audio/common/all-versions/test/utility/include/utility/EnvironmentTearDown.h
+++ b/audio/common/all-versions/test/utility/include/utility/EnvironmentTearDown.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2017 The Android Open Source Project
+ * Copyright (C) 2018 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.
diff --git a/audio/common/all-versions/test/utility/include/utility/PrettyPrintAudioTypes.h b/audio/common/all-versions/test/utility/include/utility/PrettyPrintAudioTypes.h
index abc2ff5..3833fd0 100644
--- a/audio/common/all-versions/test/utility/include/utility/PrettyPrintAudioTypes.h
+++ b/audio/common/all-versions/test/utility/include/utility/PrettyPrintAudioTypes.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2017 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,10 +14,6 @@
  * limitations under the License.
  */
 
-#ifndef AUDIO_HAL_VERSION
-#error "AUDIO_HAL_VERSION must be set before including this file."
-#endif
-
 #ifndef ANDROID_HARDWARE_AUDIO_COMMON_TEST_UTILITY_PRETTY_PRINT_AUDIO_TYPES_H
 #define ANDROID_HARDWARE_AUDIO_COMMON_TEST_UTILITY_PRETTY_PRINT_AUDIO_TYPES_H
 
@@ -40,19 +36,19 @@
 #define DEFINE_GTEST_PRINT_TO(T) \
     inline void PrintTo(const T& val, ::std::ostream* os) { *os << toString(val); }
 
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 DEFINE_GTEST_PRINT_TO(IPrimaryDevice::TtyMode)
 DEFINE_GTEST_PRINT_TO(Result)
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 
 namespace common {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 DEFINE_GTEST_PRINT_TO(AudioConfig)
 DEFINE_GTEST_PRINT_TO(AudioMode)
 DEFINE_GTEST_PRINT_TO(AudioDevice)
 DEFINE_GTEST_PRINT_TO(AudioFormat)
 DEFINE_GTEST_PRINT_TO(AudioChannelMask)
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace common
 
 #undef DEFINE_GTEST_PRINT_TO
diff --git a/audio/common/all-versions/test/utility/include/utility/ReturnIn.h b/audio/common/all-versions/test/utility/include/utility/ReturnIn.h
index 7fd0d4a..de16809 100644
--- a/audio/common/all-versions/test/utility/include/utility/ReturnIn.h
+++ b/audio/common/all-versions/test/utility/include/utility/ReturnIn.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2017 The Android Open Source Project
+ * Copyright (C) 2018 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.
diff --git a/audio/common/all-versions/test/utility/include/utility/ValidateXml.h b/audio/common/all-versions/test/utility/include/utility/ValidateXml.h
index 91adfc1..ee206f7 100644
--- a/audio/common/all-versions/test/utility/include/utility/ValidateXml.h
+++ b/audio/common/all-versions/test/utility/include/utility/ValidateXml.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2017 The Android Open Source Project
+ * Copyright (C) 2018 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.
diff --git a/audio/common/all-versions/test/utility/src/ValidateXml.cpp b/audio/common/all-versions/test/utility/src/ValidateXml.cpp
index 1a906d6..bdafa82 100644
--- a/audio/common/all-versions/test/utility/src/ValidateXml.cpp
+++ b/audio/common/all-versions/test/utility/src/ValidateXml.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2017 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -162,8 +162,8 @@
            << "\n                 Which is: " << xmlFileName
            << "\n In the following folders: " << xmlFileLocationsExpr
            << "\n                 Which is: " << ::testing::PrintToString(xmlFileLocations)
-           << (atLeastOneRequired ? "Where at least one file must be found."
-                                  : "Where no file might exist.");
+           << (atLeastOneRequired ? "\nWhere at least one file must be found."
+                                  : "\nWhere no file might exist.");
 }
 
 template ::testing::AssertionResult validateXmlMultipleLocations<true>(const char*, const char*,
diff --git a/audio/common/all-versions/util/Android.bp b/audio/common/all-versions/util/Android.bp
index 5d33a3a..3c7e62e 100644
--- a/audio/common/all-versions/util/Android.bp
+++ b/audio/common/all-versions/util/Android.bp
@@ -2,9 +2,6 @@
     name: "android.hardware.audio.common.util@all-versions",
     defaults: ["hidl_defaults"],
     vendor_available: true,
-    vndk: {
-        enabled: true,
-    },
 
     export_include_dirs: ["include"],
 }
diff --git a/audio/common/all-versions/util/include/common/all-versions/IncludeGuard.h b/audio/common/all-versions/util/include/common/all-versions/IncludeGuard.h
deleted file mode 100644
index 2d54816..0000000
--- a/audio/common/all-versions/util/include/common/all-versions/IncludeGuard.h
+++ /dev/null
@@ -1,19 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef AUDIO_HAL_VERSION
-#error "AUDIO_HAL_VERSION must be set before including this file."
-#endif
diff --git a/audio/common/all-versions/util/include/common/all-versions/VersionMacro.h b/audio/common/all-versions/util/include/common/all-versions/VersionMacro.h
new file mode 100644
index 0000000..dc54cee
--- /dev/null
+++ b/audio/common/all-versions/util/include/common/all-versions/VersionMacro.h
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_HARDWARE_VERSION_MACRO_H
+#define ANDROID_HARDWARE_VERSION_MACRO_H
+
+#if !defined(MAJOR_VERSION) || !defined(MINOR_VERSION)
+#error "MAJOR_VERSION and MINOR_VERSION must be defined"
+#endif
+
+/** Allows macro expansion for x and add surrounding `<>`.
+ * Is intended to be used for version dependant includes as
+ * `#include` do not macro expand if starting with < or "
+ * Example usage:
+ *      #include PATH(path/to/FILE_VERSION/file)
+ * @note: uses the implementation-define "Computed Includes" feature.
+ */
+#define PATH(x) <x>
+
+#define CONCAT_3(a, b, c) a##b##c
+#define EXPAND_CONCAT_3(a, b, c) CONCAT_3(a, b, c)
+/** The directory name of the version: <major>.<minor> */
+#define FILE_VERSION EXPAND_CONCAT_3(MAJOR_VERSION, ., MINOR_VERSION)
+
+#define CONCAT_4(a, b, c, d) a##b##c##d
+#define EXPAND_CONCAT_4(a, b, c, d) CONCAT_4(a, b, c, d)
+/** The c++ namespace of the version: V<major>_<minor> */
+#define CPP_VERSION EXPAND_CONCAT_4(V, MAJOR_VERSION, _, MINOR_VERSION)
+
+#endif  // ANDROID_HARDWARE_VERSION_MACRO_H
diff --git a/audio/common/all-versions/util/include/common/all-versions/VersionUtils.h b/audio/common/all-versions/util/include/common/all-versions/VersionUtils.h
index 70c3d56..3b5c0fb 100644
--- a/audio/common/all-versions/util/include/common/all-versions/VersionUtils.h
+++ b/audio/common/all-versions/util/include/common/all-versions/VersionUtils.h
@@ -26,36 +26,31 @@
 namespace common {
 namespace utils {
 
-/** Similar to static_cast but also casts to hidl_bitfield depending on
- * return type inference (emulated through user-define conversion).
- */
-template <class Source, class Destination = Source>
-class EnumConverter {
+/** Converting between a bitfield or itself. */
+template <class Enum>
+class EnumBitfield {
    public:
-    static_assert(std::is_enum<Source>::value || std::is_enum<Destination>::value,
-                  "Source or destination should be an enum");
+    using Bitfield = ::android::hardware::hidl_bitfield<Enum>;
 
-    explicit EnumConverter(Source source) : mSource(source) {}
+    EnumBitfield(const EnumBitfield&) = default;
+    explicit EnumBitfield(Enum value) : mValue(value) {}
+    explicit EnumBitfield(Bitfield value) : EnumBitfield(static_cast<Enum>(value)) {}
 
-    operator Destination() const { return static_cast<Destination>(mSource); }
+    EnumBitfield& operator=(const EnumBitfield&) = default;
+    EnumBitfield& operator=(Enum value) { return *this = EnumBitfield{value}; }
+    EnumBitfield& operator=(Bitfield value) { return *this = EnumBitfield{value}; }
 
-    template <class = std::enable_if_t<std::is_enum<Destination>::value>>
-    operator ::android::hardware::hidl_bitfield<Destination>() {
-        return static_cast<std::underlying_type_t<Destination>>(mSource);
-    }
+    operator Enum() const { return mValue; }
+    operator Bitfield() const { return static_cast<Bitfield>(mValue); }
 
    private:
-    const Source mSource;
+    Enum mValue;
 };
-template <class Destination, class Source>
-auto mkEnumConverter(Source source) {
-    return EnumConverter<Source, Destination>{source};
-}
 
-/** Allows converting an enum to its bitfield or itself. */
+/** ATD way to create a EnumBitfield. */
 template <class Enum>
-EnumConverter<Enum> mkBitfield(Enum value) {
-    return EnumConverter<Enum>{value};
+EnumBitfield<Enum> mkEnumBitfield(Enum value) {
+    return EnumBitfield<Enum>{value};
 }
 
 }  // namespace utils
diff --git a/audio/core/2.0/default/Android.bp b/audio/core/2.0/default/Android.bp
deleted file mode 100644
index 625df74..0000000
--- a/audio/core/2.0/default/Android.bp
+++ /dev/null
@@ -1,53 +0,0 @@
-cc_library_shared {
-    name: "android.hardware.audio@2.0-impl",
-    relative_install_path: "hw",
-    proprietary: true,
-    vendor: true,
-    srcs: [
-        "Conversions.cpp",
-        "Device.cpp",
-        "DevicesFactory.cpp",
-        "ParametersUtil.cpp",
-        "PrimaryDevice.cpp",
-        "Stream.cpp",
-        "StreamIn.cpp",
-        "StreamOut.cpp",
-    ],
-
-    cflags: [
-        "-DAUDIO_HAL_VERSION_2_0",
-    ],
-
-    defaults: ["hidl_defaults"],
-
-    export_include_dirs: ["include"],
-
-    shared_libs: [
-        "libbase",
-        "libcutils",
-        "libfmq",
-        "libhardware",
-        "libhidlbase",
-        "libhidltransport",
-        "liblog",
-        "libutils",
-        "android.hardware.audio@2.0",
-        "android.hardware.audio.common@2.0",
-        "android.hardware.audio.common@2.0-util",
-        "android.hardware.audio.common-util",
-    ],
-
-    header_libs: [
-        "android.hardware.audio.common.util@all-versions",
-        "android.hardware.audio.core@all-versions-impl",
-        "libaudioclient_headers",
-        "libaudio_system_headers",
-        "libhardware_headers",
-        "libmedia_headers",
-    ],
-
-    whole_static_libs: [
-        "libmedia_helper",
-    ],
-
-}
diff --git a/audio/core/2.0/default/Conversions.cpp b/audio/core/2.0/default/Conversions.cpp
deleted file mode 100644
index 6c32090..0000000
--- a/audio/core/2.0/default/Conversions.cpp
+++ /dev/null
@@ -1,21 +0,0 @@
-/*
- * Copyright (C) 2017 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 "core/2.0/default/Conversions.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <core/all-versions/default/Conversions.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/core/2.0/default/Device.cpp b/audio/core/2.0/default/Device.cpp
deleted file mode 100644
index b67203d..0000000
--- a/audio/core/2.0/default/Device.cpp
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "DeviceHAL"
-
-#include "core/2.0/default/Device.h"
-#include <HidlUtils.h>
-#include "core/2.0/default/Conversions.h"
-#include "core/2.0/default/StreamIn.h"
-#include "core/2.0/default/StreamOut.h"
-#include "core/2.0/default/Util.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <core/all-versions/default/Device.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/core/2.0/default/DevicesFactory.cpp b/audio/core/2.0/default/DevicesFactory.cpp
deleted file mode 100644
index 65a9ccd..0000000
--- a/audio/core/2.0/default/DevicesFactory.cpp
+++ /dev/null
@@ -1,25 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "DevicesFactoryHAL"
-
-#include "core/2.0/default/DevicesFactory.h"
-#include "core/2.0/default/Device.h"
-#include "core/2.0/default/PrimaryDevice.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <core/all-versions/default/DevicesFactory.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/core/2.0/default/OWNERS b/audio/core/2.0/default/OWNERS
deleted file mode 100644
index 6fdc97c..0000000
--- a/audio/core/2.0/default/OWNERS
+++ /dev/null
@@ -1,3 +0,0 @@
-elaurent@google.com
-krocard@google.com
-mnaganov@google.com
diff --git a/audio/core/2.0/default/ParametersUtil.cpp b/audio/core/2.0/default/ParametersUtil.cpp
deleted file mode 100644
index 963e291..0000000
--- a/audio/core/2.0/default/ParametersUtil.cpp
+++ /dev/null
@@ -1,22 +0,0 @@
-/*
- * Copyright (C) 2017 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 "core/2.0/default/ParametersUtil.h"
-#include "core/2.0/default/Util.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <core/all-versions/default/ParametersUtil.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/core/2.0/default/PrimaryDevice.cpp b/audio/core/2.0/default/PrimaryDevice.cpp
deleted file mode 100644
index decaa14..0000000
--- a/audio/core/2.0/default/PrimaryDevice.cpp
+++ /dev/null
@@ -1,24 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "PrimaryDeviceHAL"
-
-#include "core/2.0/default/PrimaryDevice.h"
-#include "core/2.0/default/Util.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <core/all-versions/default/PrimaryDevice.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/core/2.0/default/Stream.cpp b/audio/core/2.0/default/Stream.cpp
deleted file mode 100644
index 0863a7c..0000000
--- a/audio/core/2.0/default/Stream.cpp
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "StreamHAL"
-
-#include "core/2.0/default/Stream.h"
-#include "common/all-versions/default/EffectMap.h"
-#include "core/2.0/default/Conversions.h"
-#include "core/2.0/default/Util.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <core/all-versions/default/Stream.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/core/2.0/default/StreamIn.cpp b/audio/core/2.0/default/StreamIn.cpp
deleted file mode 100644
index 2021df1..0000000
--- a/audio/core/2.0/default/StreamIn.cpp
+++ /dev/null
@@ -1,24 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "StreamInHAL"
-
-#include "core/2.0/default/StreamIn.h"
-#include "core/2.0/default/Util.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <core/all-versions/default/StreamIn.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/core/2.0/default/StreamOut.cpp b/audio/core/2.0/default/StreamOut.cpp
deleted file mode 100644
index 940a251..0000000
--- a/audio/core/2.0/default/StreamOut.cpp
+++ /dev/null
@@ -1,24 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "StreamOutHAL"
-
-#include "core/2.0/default/StreamOut.h"
-#include "core/2.0/default/Util.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <core/all-versions/default/StreamOut.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/core/2.0/default/include/core/2.0/default/Conversions.h b/audio/core/2.0/default/include/core/2.0/default/Conversions.h
deleted file mode 100644
index b3a6ea8..0000000
--- a/audio/core/2.0/default/include/core/2.0/default/Conversions.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_V2_0_CONVERSIONS_H_
-#define ANDROID_HARDWARE_AUDIO_V2_0_CONVERSIONS_H_
-
-#include <android/hardware/audio/2.0/types.h>
-
-#define AUDIO_HAL_VERSION V2_0
-#include <core/all-versions/default/Conversions.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_V2_0_CONVERSIONS_H_
diff --git a/audio/core/2.0/default/include/core/2.0/default/Device.h b/audio/core/2.0/default/include/core/2.0/default/Device.h
deleted file mode 100644
index 3ec7464..0000000
--- a/audio/core/2.0/default/include/core/2.0/default/Device.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_V2_0_DEVICE_H
-#define ANDROID_HARDWARE_AUDIO_V2_0_DEVICE_H
-
-#include <android/hardware/audio/2.0/IDevice.h>
-
-#include "ParametersUtil.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <core/all-versions/default/Device.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_V2_0_DEVICE_H
diff --git a/audio/core/2.0/default/include/core/2.0/default/DevicesFactory.h b/audio/core/2.0/default/include/core/2.0/default/DevicesFactory.h
deleted file mode 100644
index 8e8ee88..0000000
--- a/audio/core/2.0/default/include/core/2.0/default/DevicesFactory.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_V2_0_DEVICESFACTORY_H
-#define ANDROID_HARDWARE_AUDIO_V2_0_DEVICESFACTORY_H
-
-#include <android/hardware/audio/2.0/IDevicesFactory.h>
-
-#define AUDIO_HAL_VERSION V2_0
-#include <core/all-versions/default/DevicesFactory.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_V2_0_DEVICESFACTORY_H
diff --git a/audio/core/2.0/default/include/core/2.0/default/ParametersUtil.h b/audio/core/2.0/default/include/core/2.0/default/ParametersUtil.h
deleted file mode 100644
index a5c1c78..0000000
--- a/audio/core/2.0/default/include/core/2.0/default/ParametersUtil.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_V2_0_PARAMETERS_UTIL_H_
-#define ANDROID_HARDWARE_AUDIO_V2_0_PARAMETERS_UTIL_H_
-
-#include <android/hardware/audio/2.0/types.h>
-
-#define AUDIO_HAL_VERSION V2_0
-#include <core/all-versions/default/ParametersUtil.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_V2_0_PARAMETERS_UTIL_H_
diff --git a/audio/core/2.0/default/include/core/2.0/default/PrimaryDevice.h b/audio/core/2.0/default/include/core/2.0/default/PrimaryDevice.h
deleted file mode 100644
index f898597..0000000
--- a/audio/core/2.0/default/include/core/2.0/default/PrimaryDevice.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_V2_0_PRIMARYDEVICE_H
-#define ANDROID_HARDWARE_AUDIO_V2_0_PRIMARYDEVICE_H
-
-#include <android/hardware/audio/2.0/IPrimaryDevice.h>
-
-#include "Device.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <core/all-versions/default/PrimaryDevice.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_V2_0_PRIMARYDEVICE_H
diff --git a/audio/core/2.0/default/include/core/2.0/default/Stream.h b/audio/core/2.0/default/include/core/2.0/default/Stream.h
deleted file mode 100644
index a2d8456..0000000
--- a/audio/core/2.0/default/include/core/2.0/default/Stream.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_V2_0_STREAM_H
-#define ANDROID_HARDWARE_AUDIO_V2_0_STREAM_H
-
-#include <android/hardware/audio/2.0/IStream.h>
-
-#include "ParametersUtil.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <core/all-versions/default/Stream.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_V2_0_STREAM_H
diff --git a/audio/core/2.0/default/include/core/2.0/default/StreamIn.h b/audio/core/2.0/default/include/core/2.0/default/StreamIn.h
deleted file mode 100644
index c36abbd..0000000
--- a/audio/core/2.0/default/include/core/2.0/default/StreamIn.h
+++ /dev/null
@@ -1,29 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_V2_0_STREAMIN_H
-#define ANDROID_HARDWARE_AUDIO_V2_0_STREAMIN_H
-
-#include <android/hardware/audio/2.0/IStreamIn.h>
-
-#include "Device.h"
-#include "Stream.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <core/all-versions/default/StreamIn.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_V2_0_STREAMIN_H
diff --git a/audio/core/2.0/default/include/core/2.0/default/StreamOut.h b/audio/core/2.0/default/include/core/2.0/default/StreamOut.h
deleted file mode 100644
index ab35687..0000000
--- a/audio/core/2.0/default/include/core/2.0/default/StreamOut.h
+++ /dev/null
@@ -1,29 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_V2_0_STREAMOUT_H
-#define ANDROID_HARDWARE_AUDIO_V2_0_STREAMOUT_H
-
-#include <android/hardware/audio/2.0/IStreamOut.h>
-
-#include "Device.h"
-#include "Stream.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <core/all-versions/default/StreamOut.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_V2_0_STREAMOUT_H
diff --git a/audio/core/2.0/default/include/core/2.0/default/Util.h b/audio/core/2.0/default/include/core/2.0/default/Util.h
deleted file mode 100644
index 1f0e284..0000000
--- a/audio/core/2.0/default/include/core/2.0/default/Util.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_V2_0_UTIL_H
-#define ANDROID_HARDWARE_AUDIO_V2_0_UTIL_H
-
-#include <android/hardware/audio/2.0/types.h>
-
-#define AUDIO_HAL_VERSION V2_0
-#include <core/all-versions/default/Util.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_V2_0_UTIL_H
diff --git a/audio/core/2.0/vts/functional/AudioPrimaryHidlHalTest.cpp b/audio/core/2.0/vts/functional/AudioPrimaryHidlHalTest.cpp
deleted file mode 100644
index a08a2d6..0000000
--- a/audio/core/2.0/vts/functional/AudioPrimaryHidlHalTest.cpp
+++ /dev/null
@@ -1,1280 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "VtsHalAudioV2_0TargetTest"
-
-#include <algorithm>
-#include <cmath>
-#include <cstddef>
-#include <cstdio>
-#include <initializer_list>
-#include <limits>
-#include <string>
-#include <vector>
-
-#include <fcntl.h>
-#include <unistd.h>
-
-#include <VtsHalHidlTargetTestBase.h>
-
-#include <android-base/logging.h>
-
-#include <android/hardware/audio/2.0/IDevice.h>
-#include <android/hardware/audio/2.0/IDevicesFactory.h>
-#include <android/hardware/audio/2.0/IPrimaryDevice.h>
-#include <android/hardware/audio/2.0/types.h>
-#include <android/hardware/audio/common/2.0/types.h>
-
-#include "utility/AssertOk.h"
-#include "utility/Documentation.h"
-#include "utility/EnvironmentTearDown.h"
-#define AUDIO_HAL_VERSION V2_0
-#include "utility/PrettyPrintAudioTypes.h"
-#include "utility/ReturnIn.h"
-
-using std::initializer_list;
-using std::string;
-using std::to_string;
-using std::vector;
-
-using ::android::sp;
-using ::android::hardware::Return;
-using ::android::hardware::hidl_handle;
-using ::android::hardware::hidl_string;
-using ::android::hardware::hidl_vec;
-using ::android::hardware::MQDescriptorSync;
-using ::android::hardware::audio::V2_0::AudioDrain;
-using ::android::hardware::audio::V2_0::DeviceAddress;
-using ::android::hardware::audio::V2_0::IDevice;
-using ::android::hardware::audio::V2_0::IPrimaryDevice;
-using TtyMode = ::android::hardware::audio::V2_0::IPrimaryDevice::TtyMode;
-using ::android::hardware::audio::V2_0::IDevicesFactory;
-using ::android::hardware::audio::V2_0::IStream;
-using ::android::hardware::audio::V2_0::IStreamIn;
-using ::android::hardware::audio::V2_0::TimeSpec;
-using ReadParameters = ::android::hardware::audio::V2_0::IStreamIn::ReadParameters;
-using ReadStatus = ::android::hardware::audio::V2_0::IStreamIn::ReadStatus;
-using ::android::hardware::audio::V2_0::IStreamOut;
-using ::android::hardware::audio::V2_0::IStreamOutCallback;
-using ::android::hardware::audio::V2_0::MmapBufferInfo;
-using ::android::hardware::audio::V2_0::MmapPosition;
-using ::android::hardware::audio::V2_0::ParameterValue;
-using ::android::hardware::audio::V2_0::Result;
-using ::android::hardware::audio::common::V2_0::AudioChannelMask;
-using ::android::hardware::audio::common::V2_0::AudioConfig;
-using ::android::hardware::audio::common::V2_0::AudioDevice;
-using ::android::hardware::audio::common::V2_0::AudioFormat;
-using ::android::hardware::audio::common::V2_0::AudioHandleConsts;
-using ::android::hardware::audio::common::V2_0::AudioInputFlag;
-using ::android::hardware::audio::common::V2_0::AudioIoHandle;
-using ::android::hardware::audio::common::V2_0::AudioMode;
-using ::android::hardware::audio::common::V2_0::AudioOffloadInfo;
-using ::android::hardware::audio::common::V2_0::AudioOutputFlag;
-using ::android::hardware::audio::common::V2_0::AudioSource;
-using ::android::hardware::audio::common::V2_0::ThreadInfo;
-
-using namespace ::android::hardware::audio::common::test::utility;
-
-class AudioHidlTestEnvironment : public ::Environment {
-   public:
-    virtual void registerTestServices() override { registerTestService<IDevicesFactory>(); }
-};
-
-// Instance to register global tearDown
-static AudioHidlTestEnvironment* environment;
-
-class HidlTest : public ::testing::VtsHalHidlTargetTestBase {
-   protected:
-    // Convenient member to store results
-    Result res;
-};
-
-//////////////////////////////////////////////////////////////////////////////
-////////////////////// getService audio_devices_factory //////////////////////
-//////////////////////////////////////////////////////////////////////////////
-
-// Test all audio devices
-class AudioHidlTest : public HidlTest {
-   public:
-    void SetUp() override {
-        ASSERT_NO_FATAL_FAILURE(HidlTest::SetUp());  // setup base
-
-        if (devicesFactory == nullptr) {
-            environment->registerTearDown([] { devicesFactory.clear(); });
-            devicesFactory = ::testing::VtsHalHidlTargetTestBase::getService<IDevicesFactory>(
-                environment->getServiceName<IDevicesFactory>("default"));
-        }
-        ASSERT_TRUE(devicesFactory != nullptr);
-    }
-
-   protected:
-    // Cache the devicesFactory retrieval to speed up each test by ~0.5s
-    static sp<IDevicesFactory> devicesFactory;
-};
-sp<IDevicesFactory> AudioHidlTest::devicesFactory;
-
-TEST_F(AudioHidlTest, GetAudioDevicesFactoryService) {
-    doc::test("test the getService (called in SetUp)");
-}
-
-TEST_F(AudioHidlTest, OpenDeviceInvalidParameter) {
-    doc::test("test passing an invalid parameter to openDevice");
-    IDevicesFactory::Result result;
-    sp<IDevice> device;
-    ASSERT_OK(devicesFactory->openDevice(IDevicesFactory::Device(-1), returnIn(result, device)));
-    ASSERT_EQ(IDevicesFactory::Result::INVALID_ARGUMENTS, result);
-    ASSERT_TRUE(device == nullptr);
-}
-
-//////////////////////////////////////////////////////////////////////////////
-/////////////////////////////// openDevice primary ///////////////////////////
-//////////////////////////////////////////////////////////////////////////////
-
-// Test the primary device
-class AudioPrimaryHidlTest : public AudioHidlTest {
-   public:
-    /** Primary HAL test are NOT thread safe. */
-    void SetUp() override {
-        ASSERT_NO_FATAL_FAILURE(AudioHidlTest::SetUp());  // setup base
-
-        if (device == nullptr) {
-            IDevicesFactory::Result result;
-            sp<IDevice> baseDevice;
-            ASSERT_OK(devicesFactory->openDevice(IDevicesFactory::Device::PRIMARY,
-                                                 returnIn(result, baseDevice)));
-            ASSERT_OK(result);
-            ASSERT_TRUE(baseDevice != nullptr);
-
-            environment->registerTearDown([] { device.clear(); });
-            device = IPrimaryDevice::castFrom(baseDevice);
-            ASSERT_TRUE(device != nullptr);
-        }
-    }
-
-   protected:
-    // Cache the device opening to speed up each test by ~0.5s
-    static sp<IPrimaryDevice> device;
-};
-sp<IPrimaryDevice> AudioPrimaryHidlTest::device;
-
-TEST_F(AudioPrimaryHidlTest, OpenPrimaryDevice) {
-    doc::test("Test the openDevice (called in SetUp)");
-}
-
-TEST_F(AudioPrimaryHidlTest, Init) {
-    doc::test("Test that the audio primary hal initialized correctly");
-    ASSERT_OK(device->initCheck());
-}
-
-//////////////////////////////////////////////////////////////////////////////
-///////////////////// {set,get}{Master,Mic}{Mute,Volume} /////////////////////
-//////////////////////////////////////////////////////////////////////////////
-
-template <class Property>
-class AccessorPrimaryHidlTest : public AudioPrimaryHidlTest {
-   protected:
-    /** Test a property getter and setter. */
-    template <class Getter, class Setter>
-    void testAccessors(const string& propertyName, const vector<Property>& valuesToTest,
-                       Setter setter, Getter getter, const vector<Property>& invalidValues = {}) {
-        Property initialValue;  // Save initial value to restore it at the end
-                                // of the test
-        ASSERT_OK((device.get()->*getter)(returnIn(res, initialValue)));
-        ASSERT_OK(res);
-
-        for (Property setValue : valuesToTest) {
-            SCOPED_TRACE("Test " + propertyName + " getter and setter for " +
-                         testing::PrintToString(setValue));
-            ASSERT_OK((device.get()->*setter)(setValue));
-            Property getValue;
-            // Make sure the getter returns the same value just set
-            ASSERT_OK((device.get()->*getter)(returnIn(res, getValue)));
-            ASSERT_OK(res);
-            EXPECT_EQ(setValue, getValue);
-        }
-
-        for (Property invalidValue : invalidValues) {
-            SCOPED_TRACE("Try to set " + propertyName + " with the invalid value " +
-                         testing::PrintToString(invalidValue));
-            EXPECT_RESULT(Result::INVALID_ARGUMENTS, (device.get()->*setter)(invalidValue));
-        }
-
-        ASSERT_OK((device.get()->*setter)(initialValue));  // restore initial value
-    }
-
-    /** Test the getter and setter of an optional feature. */
-    template <class Getter, class Setter>
-    void testOptionalAccessors(const string& propertyName, const vector<Property>& valuesToTest,
-                               Setter setter, Getter getter,
-                               const vector<Property>& invalidValues = {}) {
-        doc::test("Test the optional " + propertyName + " getters and setter");
-        {
-            SCOPED_TRACE("Test feature support by calling the getter");
-            Property initialValue;
-            ASSERT_OK((device.get()->*getter)(returnIn(res, initialValue)));
-            if (res == Result::NOT_SUPPORTED) {
-                doc::partialTest(propertyName + " getter is not supported");
-                return;
-            }
-            ASSERT_OK(res);  // If it is supported it must succeed
-        }
-        // The feature is supported, test it
-        testAccessors(propertyName, valuesToTest, setter, getter, invalidValues);
-    }
-};
-
-using BoolAccessorPrimaryHidlTest = AccessorPrimaryHidlTest<bool>;
-
-TEST_F(BoolAccessorPrimaryHidlTest, MicMuteTest) {
-    doc::test("Check that the mic can be muted and unmuted");
-    testAccessors("mic mute", {true, false, true}, &IDevice::setMicMute, &IDevice::getMicMute);
-    // TODO: check that the mic is really muted (all sample are 0)
-}
-
-TEST_F(BoolAccessorPrimaryHidlTest, MasterMuteTest) {
-    doc::test(
-        "If master mute is supported, try to mute and unmute the master "
-        "output");
-    testOptionalAccessors("master mute", {true, false, true}, &IDevice::setMasterMute,
-                          &IDevice::getMasterMute);
-    // TODO: check that the master volume is really muted
-}
-
-using FloatAccessorPrimaryHidlTest = AccessorPrimaryHidlTest<float>;
-TEST_F(FloatAccessorPrimaryHidlTest, MasterVolumeTest) {
-    doc::test("Test the master volume if supported");
-    testOptionalAccessors(
-        "master volume", {0, 0.5, 1}, &IDevice::setMasterVolume, &IDevice::getMasterVolume,
-        {-0.1, 1.1, NAN, INFINITY, -INFINITY, 1 + std::numeric_limits<float>::epsilon()});
-    // TODO: check that the master volume is really changed
-}
-
-//////////////////////////////////////////////////////////////////////////////
-//////////////////////////////// AudioPatches ////////////////////////////////
-//////////////////////////////////////////////////////////////////////////////
-
-class AudioPatchPrimaryHidlTest : public AudioPrimaryHidlTest {
-   protected:
-    bool areAudioPatchesSupported() {
-        auto result = device->supportsAudioPatches();
-        EXPECT_IS_OK(result);
-        return result;
-    }
-};
-
-TEST_F(AudioPatchPrimaryHidlTest, AudioPatches) {
-    doc::test("Test if audio patches are supported");
-    if (!areAudioPatchesSupported()) {
-        doc::partialTest("Audio patches are not supported");
-        return;
-    }
-    // TODO: test audio patches
-}
-
-//////////////////////////////////////////////////////////////////////////////
-//////////////// Required and recommended audio format support ///////////////
-// From:
-// https://source.android.com/compatibility/android-cdd.html#5_4_audio_recording
-// From:
-// https://source.android.com/compatibility/android-cdd.html#5_5_audio_playback
-/////////// TODO: move to the beginning of the file for easier update ////////
-//////////////////////////////////////////////////////////////////////////////
-
-class AudioConfigPrimaryTest : public AudioPatchPrimaryHidlTest {
-   public:
-    // Cache result ?
-    static const vector<AudioConfig> getRequiredSupportPlaybackAudioConfig() {
-        return combineAudioConfig({AudioChannelMask::OUT_STEREO, AudioChannelMask::OUT_MONO},
-                                  {8000, 11025, 16000, 22050, 32000, 44100},
-                                  {AudioFormat::PCM_16_BIT});
-    }
-
-    static const vector<AudioConfig> getRecommendedSupportPlaybackAudioConfig() {
-        return combineAudioConfig({AudioChannelMask::OUT_STEREO, AudioChannelMask::OUT_MONO},
-                                  {24000, 48000}, {AudioFormat::PCM_16_BIT});
-    }
-
-    static const vector<AudioConfig> getSupportedPlaybackAudioConfig() {
-        // TODO: retrieve audio config supported by the platform
-        // as declared in the policy configuration
-        return {};
-    }
-
-    static const vector<AudioConfig> getRequiredSupportCaptureAudioConfig() {
-        return combineAudioConfig({AudioChannelMask::IN_MONO}, {8000, 11025, 16000, 44100},
-                                  {AudioFormat::PCM_16_BIT});
-    }
-    static const vector<AudioConfig> getRecommendedSupportCaptureAudioConfig() {
-        return combineAudioConfig({AudioChannelMask::IN_STEREO}, {22050, 48000},
-                                  {AudioFormat::PCM_16_BIT});
-    }
-    static const vector<AudioConfig> getSupportedCaptureAudioConfig() {
-        // TODO: retrieve audio config supported by the platform
-        // as declared in the policy configuration
-        return {};
-    }
-
-   private:
-    static const vector<AudioConfig> combineAudioConfig(vector<AudioChannelMask> channelMasks,
-                                                        vector<uint32_t> sampleRates,
-                                                        vector<AudioFormat> formats) {
-        vector<AudioConfig> configs;
-        for (auto channelMask : channelMasks) {
-            for (auto sampleRate : sampleRates) {
-                for (auto format : formats) {
-                    AudioConfig config{};
-                    // leave offloadInfo to 0
-                    config.channelMask = channelMask;
-                    config.sampleRateHz = sampleRate;
-                    config.format = format;
-                    // FIXME: leave frameCount to 0 ?
-                    configs.push_back(config);
-                }
-            }
-        }
-        return configs;
-    }
-};
-
-/** Generate a test name based on an audio config.
- *
- * As the only parameter changing are channel mask and sample rate,
- * only print those ones in the test name.
- */
-static string generateTestName(const testing::TestParamInfo<AudioConfig>& info) {
-    const AudioConfig& config = info.param;
-    return to_string(info.index) + "__" + to_string(config.sampleRateHz) + "_" +
-           // "MONO" is more clear than "FRONT_LEFT"
-           ((config.channelMask == AudioChannelMask::OUT_MONO ||
-             config.channelMask == AudioChannelMask::IN_MONO)
-                ? "MONO"
-                : toString(config.channelMask));
-}
-
-//////////////////////////////////////////////////////////////////////////////
-///////////////////////////// getInputBufferSize /////////////////////////////
-//////////////////////////////////////////////////////////////////////////////
-
-// FIXME: execute input test only if platform declares
-// android.hardware.microphone
-//        how to get this value ? is it a property ???
-
-class AudioCaptureConfigPrimaryTest : public AudioConfigPrimaryTest,
-                                      public ::testing::WithParamInterface<AudioConfig> {
-   protected:
-    void inputBufferSizeTest(const AudioConfig& audioConfig, bool supportRequired) {
-        uint64_t bufferSize;
-        ASSERT_OK(device->getInputBufferSize(audioConfig, returnIn(res, bufferSize)));
-
-        switch (res) {
-            case Result::INVALID_ARGUMENTS:
-                EXPECT_FALSE(supportRequired);
-                break;
-            case Result::OK:
-                // Check that the buffer is of a sane size
-                // For now only that it is > 0
-                EXPECT_GT(bufferSize, uint64_t(0));
-                break;
-            default:
-                FAIL() << "Invalid return status: " << ::testing::PrintToString(res);
-        }
-    }
-};
-
-// Test that the required capture config and those declared in the policy are
-// indeed supported
-class RequiredInputBufferSizeTest : public AudioCaptureConfigPrimaryTest {};
-TEST_P(RequiredInputBufferSizeTest, RequiredInputBufferSizeTest) {
-    doc::test(
-        "Input buffer size must be retrievable for a format with required "
-        "support.");
-    inputBufferSizeTest(GetParam(), true);
-}
-INSTANTIATE_TEST_CASE_P(
-    RequiredInputBufferSize, RequiredInputBufferSizeTest,
-    ::testing::ValuesIn(AudioConfigPrimaryTest::getRequiredSupportCaptureAudioConfig()),
-    &generateTestName);
-INSTANTIATE_TEST_CASE_P(
-    SupportedInputBufferSize, RequiredInputBufferSizeTest,
-    ::testing::ValuesIn(AudioConfigPrimaryTest::getSupportedCaptureAudioConfig()),
-    &generateTestName);
-
-// Test that the recommended capture config are supported or lead to a
-// INVALID_ARGUMENTS return
-class OptionalInputBufferSizeTest : public AudioCaptureConfigPrimaryTest {};
-TEST_P(OptionalInputBufferSizeTest, OptionalInputBufferSizeTest) {
-    doc::test(
-        "Input buffer size should be retrievable for a format with recommended "
-        "support.");
-    inputBufferSizeTest(GetParam(), false);
-}
-INSTANTIATE_TEST_CASE_P(
-    RecommendedCaptureAudioConfigSupport, OptionalInputBufferSizeTest,
-    ::testing::ValuesIn(AudioConfigPrimaryTest::getRecommendedSupportCaptureAudioConfig()),
-    &generateTestName);
-
-//////////////////////////////////////////////////////////////////////////////
-/////////////////////////////// setScreenState ///////////////////////////////
-//////////////////////////////////////////////////////////////////////////////
-
-TEST_F(AudioPrimaryHidlTest, setScreenState) {
-    doc::test("Check that the hal can receive the screen state");
-    for (bool turnedOn : {false, true, true, false, false}) {
-        auto ret = device->setScreenState(turnedOn);
-        ASSERT_IS_OK(ret);
-        Result result = ret;
-        auto okOrNotSupported = {Result::OK, Result::NOT_SUPPORTED};
-        ASSERT_RESULT(okOrNotSupported, result);
-    }
-}
-
-//////////////////////////////////////////////////////////////////////////////
-//////////////////////////// {get,set}Parameters /////////////////////////////
-//////////////////////////////////////////////////////////////////////////////
-
-TEST_F(AudioPrimaryHidlTest, getParameters) {
-    doc::test("Check that the hal can set and get parameters");
-    hidl_vec<hidl_string> keys;
-    hidl_vec<ParameterValue> values;
-    ASSERT_OK(device->getParameters(keys, returnIn(res, values)));
-    ASSERT_OK(device->setParameters(values));
-    values.resize(0);
-    ASSERT_OK(device->setParameters(values));
-}
-
-//////////////////////////////////////////////////////////////////////////////
-//////////////////////////////// debugDebug //////////////////////////////////
-//////////////////////////////////////////////////////////////////////////////
-
-template <class DebugDump>
-static void testDebugDump(DebugDump debugDump) {
-    // File descriptors to our pipe. fds[0] corresponds to the read end and
-    // fds[1] to the write end.
-    int fds[2];
-    ASSERT_EQ(0, pipe2(fds, O_NONBLOCK)) << errno;
-
-    // Make sure that the pipe is at least 1 MB in size. The test process runs
-    // in su domain, so it should be safe to make this call.
-    fcntl(fds[0], F_SETPIPE_SZ, 1 << 20);
-
-    // Wrap the temporary file file descriptor in a native handle
-    auto* nativeHandle = native_handle_create(1, 0);
-    ASSERT_NE(nullptr, nativeHandle);
-    nativeHandle->data[0] = fds[1];
-
-    // Wrap this native handle in a hidl handle
-    hidl_handle handle;
-    handle.setTo(nativeHandle, false /*take ownership*/);
-
-    ASSERT_OK(debugDump(handle));
-
-    // Check that at least one bit was written by the hal
-    // TODO: debugDump does not return a Result.
-    // This mean that the hal can not report that it not implementing the
-    // function.
-    char buff;
-    if (read(fds[0], &buff, 1) != 1) {
-        doc::note("debugDump does not seem implemented");
-    }
-    EXPECT_EQ(0, close(fds[0])) << errno;
-    EXPECT_EQ(0, close(fds[1])) << errno;
-}
-
-TEST_F(AudioPrimaryHidlTest, DebugDump) {
-    doc::test("Check that the hal can dump its state without error");
-    testDebugDump([](const auto& handle) { return device->debugDump(handle); });
-}
-
-TEST_F(AudioPrimaryHidlTest, DebugDumpInvalidArguments) {
-    doc::test("Check that the hal dump doesn't crash on invalid arguments");
-    ASSERT_OK(device->debugDump(hidl_handle()));
-}
-
-//////////////////////////////////////////////////////////////////////////////
-////////////////////////// open{Output,Input}Stream //////////////////////////
-//////////////////////////////////////////////////////////////////////////////
-
-template <class Stream>
-class OpenStreamTest : public AudioConfigPrimaryTest,
-                       public ::testing::WithParamInterface<AudioConfig> {
-   protected:
-    template <class Open>
-    void testOpen(Open openStream, const AudioConfig& config) {
-        // FIXME: Open a stream without an IOHandle
-        //        This is not required to be accepted by hal implementations
-        AudioIoHandle ioHandle = (AudioIoHandle)AudioHandleConsts::AUDIO_IO_HANDLE_NONE;
-        AudioConfig suggestedConfig{};
-        ASSERT_OK(openStream(ioHandle, config, returnIn(res, stream, suggestedConfig)));
-
-        // TODO: only allow failure for RecommendedPlaybackAudioConfig
-        switch (res) {
-            case Result::OK:
-                ASSERT_TRUE(stream != nullptr);
-                audioConfig = config;
-                break;
-            case Result::INVALID_ARGUMENTS:
-                ASSERT_TRUE(stream == nullptr);
-                AudioConfig suggestedConfigRetry;
-                // Could not open stream with config, try again with the
-                // suggested one
-                ASSERT_OK(openStream(ioHandle, suggestedConfig,
-                                     returnIn(res, stream, suggestedConfigRetry)));
-                // This time it must succeed
-                ASSERT_OK(res);
-                ASSERT_TRUE(stream != nullptr);
-                audioConfig = suggestedConfig;
-                break;
-            default:
-                FAIL() << "Invalid return status: " << ::testing::PrintToString(res);
-        }
-        open = true;
-    }
-
-    Return<Result> closeStream() {
-        open = false;
-        return stream->close();
-    }
-
-   private:
-    void TearDown() override {
-        if (open) {
-            ASSERT_OK(stream->close());
-        }
-    }
-
-   protected:
-    AudioConfig audioConfig;
-    DeviceAddress address = {};
-    sp<Stream> stream;
-    bool open = false;
-};
-
-////////////////////////////// openOutputStream //////////////////////////////
-
-class OutputStreamTest : public OpenStreamTest<IStreamOut> {
-    virtual void SetUp() override {
-        ASSERT_NO_FATAL_FAILURE(OpenStreamTest::SetUp());  // setup base
-        address.device = AudioDevice::OUT_DEFAULT;
-        const AudioConfig& config = GetParam();
-        AudioOutputFlag flags = AudioOutputFlag::NONE;  // TODO: test all flag combination
-        testOpen(
-            [&](AudioIoHandle handle, AudioConfig config, auto cb) {
-                return device->openOutputStream(handle, address, config, flags, cb);
-            },
-            config);
-    }
-};
-TEST_P(OutputStreamTest, OpenOutputStreamTest) {
-    doc::test(
-        "Check that output streams can be open with the required and "
-        "recommended config");
-    // Open done in SetUp
-}
-INSTANTIATE_TEST_CASE_P(
-    RequiredOutputStreamConfigSupport, OutputStreamTest,
-    ::testing::ValuesIn(AudioConfigPrimaryTest::getRequiredSupportPlaybackAudioConfig()),
-    &generateTestName);
-INSTANTIATE_TEST_CASE_P(
-    SupportedOutputStreamConfig, OutputStreamTest,
-    ::testing::ValuesIn(AudioConfigPrimaryTest::getSupportedPlaybackAudioConfig()),
-    &generateTestName);
-
-INSTANTIATE_TEST_CASE_P(
-    RecommendedOutputStreamConfigSupport, OutputStreamTest,
-    ::testing::ValuesIn(AudioConfigPrimaryTest::getRecommendedSupportPlaybackAudioConfig()),
-    &generateTestName);
-
-////////////////////////////// openInputStream //////////////////////////////
-
-class InputStreamTest : public OpenStreamTest<IStreamIn> {
-    virtual void SetUp() override {
-        ASSERT_NO_FATAL_FAILURE(OpenStreamTest::SetUp());  // setup base
-        address.device = AudioDevice::IN_DEFAULT;
-        const AudioConfig& config = GetParam();
-        AudioInputFlag flags = AudioInputFlag::NONE;  // TODO: test all flag combination
-        AudioSource source = AudioSource::DEFAULT;    // TODO: test all flag combination
-        testOpen(
-            [&](AudioIoHandle handle, AudioConfig config, auto cb) {
-                return device->openInputStream(handle, address, config, flags, source, cb);
-            },
-            config);
-    }
-};
-
-TEST_P(InputStreamTest, OpenInputStreamTest) {
-    doc::test(
-        "Check that input streams can be open with the required and "
-        "recommended config");
-    // Open done in setup
-}
-INSTANTIATE_TEST_CASE_P(
-    RequiredInputStreamConfigSupport, InputStreamTest,
-    ::testing::ValuesIn(AudioConfigPrimaryTest::getRequiredSupportCaptureAudioConfig()),
-    &generateTestName);
-INSTANTIATE_TEST_CASE_P(
-    SupportedInputStreamConfig, InputStreamTest,
-    ::testing::ValuesIn(AudioConfigPrimaryTest::getSupportedCaptureAudioConfig()),
-    &generateTestName);
-
-INSTANTIATE_TEST_CASE_P(
-    RecommendedInputStreamConfigSupport, InputStreamTest,
-    ::testing::ValuesIn(AudioConfigPrimaryTest::getRecommendedSupportCaptureAudioConfig()),
-    &generateTestName);
-
-//////////////////////////////////////////////////////////////////////////////
-////////////////////////////// IStream getters ///////////////////////////////
-//////////////////////////////////////////////////////////////////////////////
-
-/** Unpack the provided result.
- * If the result is not OK, register a failure and return an undefined value. */
-template <class R>
-static R extract(Return<R> ret) {
-    if (!ret.isOk()) {
-        EXPECT_IS_OK(ret);
-        return R{};
-    }
-    return ret;
-}
-
-/* Could not find a way to write a test for two parametrized class fixure
- * thus use this macro do duplicate tests for Input and Output stream */
-#define TEST_IO_STREAM(test_name, documentation, code) \
-    TEST_P(InputStreamTest, test_name) {               \
-        doc::test(documentation);                      \
-        code;                                          \
-    }                                                  \
-    TEST_P(OutputStreamTest, test_name) {              \
-        doc::test(documentation);                      \
-        code;                                          \
-    }
-
-TEST_IO_STREAM(GetFrameCount, "Check that getting stream frame count does not crash the HAL.",
-               ASSERT_TRUE(stream->getFrameCount().isOk()))
-
-TEST_IO_STREAM(GetSampleRate, "Check that the stream sample rate == the one it was opened with",
-               ASSERT_EQ(audioConfig.sampleRateHz, extract(stream->getSampleRate())))
-
-TEST_IO_STREAM(GetChannelMask, "Check that the stream channel mask == the one it was opened with",
-               ASSERT_EQ(audioConfig.channelMask, extract(stream->getChannelMask())))
-
-TEST_IO_STREAM(GetFormat, "Check that the stream format == the one it was opened with",
-               ASSERT_EQ(audioConfig.format, extract(stream->getFormat())))
-
-// TODO: for now only check that the framesize is not incoherent
-TEST_IO_STREAM(GetFrameSize, "Check that the stream frame size == the one it was opened with",
-               ASSERT_GT(extract(stream->getFrameSize()), 0U))
-
-TEST_IO_STREAM(GetBufferSize, "Check that the stream buffer size== the one it was opened with",
-               ASSERT_GE(extract(stream->getBufferSize()), extract(stream->getFrameSize())));
-
-template <class Property, class CapabilityGetter>
-static void testCapabilityGetter(const string& name, IStream* stream,
-                                 CapabilityGetter capablityGetter,
-                                 Return<Property> (IStream::*getter)(),
-                                 Return<Result> (IStream::*setter)(Property),
-                                 bool currentMustBeSupported = true) {
-    hidl_vec<Property> capabilities;
-    ASSERT_OK((stream->*capablityGetter)(returnIn(capabilities)));
-    if (capabilities.size() == 0) {
-        // The default hal should probably return a NOT_SUPPORTED if the hal
-        // does not expose
-        // capability retrieval. For now it returns an empty list if not
-        // implemented
-        doc::partialTest(name + " is not supported");
-        return;
-    };
-
-    if (currentMustBeSupported) {
-        Property currentValue = extract((stream->*getter)());
-        EXPECT_NE(std::find(capabilities.begin(), capabilities.end(), currentValue),
-                  capabilities.end())
-            << "current " << name << " is not in the list of the supported ones "
-            << toString(capabilities);
-    }
-
-    // Check that all declared supported values are indeed supported
-    for (auto capability : capabilities) {
-        auto ret = (stream->*setter)(capability);
-        ASSERT_TRUE(ret.isOk());
-        if (ret == Result::NOT_SUPPORTED) {
-            doc::partialTest("Setter is not supported");
-            return;
-        }
-        ASSERT_OK(ret);
-        ASSERT_EQ(capability, extract((stream->*getter)()));
-    }
-}
-
-TEST_IO_STREAM(SupportedSampleRate, "Check that the stream sample rate is declared as supported",
-               testCapabilityGetter("getSupportedSampleRate", stream.get(),
-                                    &IStream::getSupportedSampleRates, &IStream::getSampleRate,
-                                    &IStream::setSampleRate,
-                                    // getSupportedSampleRate returns the native sampling rates,
-                                    // (the sampling rates that can be played without resampling)
-                                    // but other sampling rates can be supported by the HAL.
-                                    false))
-
-TEST_IO_STREAM(SupportedChannelMask, "Check that the stream channel mask is declared as supported",
-               testCapabilityGetter("getSupportedChannelMask", stream.get(),
-                                    &IStream::getSupportedChannelMasks, &IStream::getChannelMask,
-                                    &IStream::setChannelMask))
-
-TEST_IO_STREAM(SupportedFormat, "Check that the stream format is declared as supported",
-               testCapabilityGetter("getSupportedFormat", stream.get(),
-                                    &IStream::getSupportedFormats, &IStream::getFormat,
-                                    &IStream::setFormat))
-
-static void testGetDevice(IStream* stream, AudioDevice expectedDevice) {
-    // Unfortunately the interface does not allow the implementation to return
-    // NOT_SUPPORTED
-    // Thus allow NONE as signaling that the call is not supported.
-    auto ret = stream->getDevice();
-    ASSERT_IS_OK(ret);
-    AudioDevice device = ret;
-    ASSERT_TRUE(device == expectedDevice || device == AudioDevice::NONE)
-        << "Expected: " << ::testing::PrintToString(expectedDevice)
-        << "\n  Actual: " << ::testing::PrintToString(device);
-}
-
-TEST_IO_STREAM(GetDevice, "Check that the stream device == the one it was opened with",
-               areAudioPatchesSupported() ? doc::partialTest("Audio patches are supported")
-                                          : testGetDevice(stream.get(), address.device))
-
-static void testSetDevice(IStream* stream, const DeviceAddress& address) {
-    DeviceAddress otherAddress = address;
-    otherAddress.device = (address.device & AudioDevice::BIT_IN) == 0 ? AudioDevice::OUT_SPEAKER
-                                                                      : AudioDevice::IN_BUILTIN_MIC;
-    EXPECT_OK(stream->setDevice(otherAddress));
-
-    ASSERT_OK(stream->setDevice(address));  // Go back to the original value
-}
-
-TEST_IO_STREAM(SetDevice, "Check that the stream can be rerouted to SPEAKER or BUILTIN_MIC",
-               areAudioPatchesSupported() ? doc::partialTest("Audio patches are supported")
-                                          : testSetDevice(stream.get(), address))
-
-static void testGetAudioProperties(IStream* stream, AudioConfig expectedConfig) {
-    uint32_t sampleRateHz;
-    AudioChannelMask mask;
-    AudioFormat format;
-
-    stream->getAudioProperties(returnIn(sampleRateHz, mask, format));
-
-    // FIXME: the qcom hal it does not currently negotiate the sampleRate &
-    // channel mask
-    EXPECT_EQ(expectedConfig.sampleRateHz, sampleRateHz);
-    EXPECT_EQ(expectedConfig.channelMask, mask);
-    EXPECT_EQ(expectedConfig.format, format);
-}
-
-TEST_IO_STREAM(GetAudioProperties,
-               "Check that the stream audio properties == the ones it was opened with",
-               testGetAudioProperties(stream.get(), audioConfig))
-
-static void testConnectedState(IStream* stream) {
-    DeviceAddress address = {};
-    using AD = AudioDevice;
-    for (auto device : {AD::OUT_HDMI, AD::OUT_WIRED_HEADPHONE, AD::IN_USB_HEADSET}) {
-        address.device = device;
-
-        ASSERT_OK(stream->setConnectedState(address, true));
-        ASSERT_OK(stream->setConnectedState(address, false));
-    }
-}
-TEST_IO_STREAM(SetConnectedState,
-               "Check that the stream can be notified of device connection and "
-               "deconnection",
-               testConnectedState(stream.get()))
-
-static auto invalidArgsOrNotSupportedOrOK = {Result::INVALID_ARGUMENTS, Result::NOT_SUPPORTED,
-                                             Result::OK};
-TEST_IO_STREAM(SetHwAvSync, "Try to set hardware sync to an invalid value",
-               ASSERT_RESULT(invalidArgsOrNotSupportedOrOK, stream->setHwAvSync(666)))
-
-TEST_IO_STREAM(GetHwAvSync, "Get hardware sync can not fail", ASSERT_IS_OK(device->getHwAvSync()));
-
-static void checkGetNoParameter(IStream* stream, hidl_vec<hidl_string> keys,
-                                initializer_list<Result> expectedResults) {
-    hidl_vec<ParameterValue> parameters;
-    Result res;
-    ASSERT_OK(stream->getParameters(keys, returnIn(res, parameters)));
-    ASSERT_RESULT(expectedResults, res);
-    if (res == Result::OK) {
-        for (auto& parameter : parameters) {
-            ASSERT_EQ(0U, parameter.value.size()) << toString(parameter);
-        }
-    }
-}
-
-/* Get/Set parameter is intended to be an opaque channel between vendors app and
- * their HALs.
- * Thus can not be meaningfully tested.
- */
-TEST_IO_STREAM(getEmptySetParameter, "Retrieve the values of an empty set",
-               checkGetNoParameter(stream.get(), {} /* keys */, {Result::OK}))
-
-TEST_IO_STREAM(getNonExistingParameter, "Retrieve the values of an non existing parameter",
-               checkGetNoParameter(stream.get(), {"Non existing key"} /* keys */,
-                                   {Result::NOT_SUPPORTED}))
-
-TEST_IO_STREAM(setEmptySetParameter, "Set the values of an empty set of parameters",
-               ASSERT_RESULT(Result::OK, stream->setParameters({})))
-
-TEST_IO_STREAM(setNonExistingParameter, "Set the values of an non existing parameter",
-               // Unfortunately, the set_parameter legacy interface did not return any
-               // error code when a key is not supported.
-               // To allow implementation to just wrapped the legacy one, consider OK as a
-               // valid result for setting a non existing parameter.
-               ASSERT_RESULT(invalidArgsOrNotSupportedOrOK,
-                             stream->setParameters({{"non existing key", "0"}})))
-
-TEST_IO_STREAM(DebugDump, "Check that a stream can dump its state without error",
-               testDebugDump([this](const auto& handle) { return stream->debugDump(handle); }))
-
-TEST_IO_STREAM(DebugDumpInvalidArguments,
-               "Check that the stream dump doesn't crash on invalid arguments",
-               ASSERT_OK(stream->debugDump(hidl_handle())))
-
-//////////////////////////////////////////////////////////////////////////////
-////////////////////////////// addRemoveEffect ///////////////////////////////
-//////////////////////////////////////////////////////////////////////////////
-
-TEST_IO_STREAM(AddNonExistingEffect, "Adding a non existing effect should fail",
-               ASSERT_RESULT(Result::INVALID_ARGUMENTS, stream->addEffect(666)))
-TEST_IO_STREAM(RemoveNonExistingEffect, "Removing a non existing effect should fail",
-               ASSERT_RESULT(Result::INVALID_ARGUMENTS, stream->removeEffect(666)))
-
-// TODO: positive tests
-
-//////////////////////////////////////////////////////////////////////////////
-/////////////////////////////// Control ////////////////////////////////
-//////////////////////////////////////////////////////////////////////////////
-
-TEST_IO_STREAM(standby, "Make sure the stream can be put in stanby",
-               ASSERT_OK(stream->standby()))  // can not fail
-
-static constexpr auto invalidStateOrNotSupported = {Result::INVALID_STATE, Result::NOT_SUPPORTED};
-
-TEST_IO_STREAM(startNoMmap, "Starting a mmaped stream before mapping it should fail",
-               ASSERT_RESULT(invalidStateOrNotSupported, stream->start()))
-
-TEST_IO_STREAM(stopNoMmap, "Stopping a mmaped stream before mapping it should fail",
-               ASSERT_RESULT(invalidStateOrNotSupported, stream->stop()))
-
-TEST_IO_STREAM(getMmapPositionNoMmap, "Get a stream Mmap position before mapping it should fail",
-               ASSERT_RESULT(invalidStateOrNotSupported, stream->stop()))
-
-TEST_IO_STREAM(close, "Make sure a stream can be closed", ASSERT_OK(closeStream()))
-TEST_IO_STREAM(closeTwice, "Make sure a stream can not be closed twice", ASSERT_OK(closeStream());
-               ASSERT_RESULT(Result::INVALID_STATE, closeStream()))
-
-static auto invalidArgsOrNotSupported = {Result::INVALID_ARGUMENTS, Result::NOT_SUPPORTED};
-static void testCreateTooBigMmapBuffer(IStream* stream) {
-    MmapBufferInfo info;
-    Result res;
-    // Assume that int max is a value too big to be allocated
-    // This is true currently with a 32bit media server, but might not when it
-    // will run in 64 bit
-    auto minSizeFrames = std::numeric_limits<int32_t>::max();
-    ASSERT_OK(stream->createMmapBuffer(minSizeFrames, returnIn(res, info)));
-    ASSERT_RESULT(invalidArgsOrNotSupported, res);
-}
-
-TEST_IO_STREAM(CreateTooBigMmapBuffer, "Create mmap buffer too big should fail",
-               testCreateTooBigMmapBuffer(stream.get()))
-
-static void testGetMmapPositionOfNonMmapedStream(IStream* stream) {
-    Result res;
-    MmapPosition position;
-    ASSERT_OK(stream->getMmapPosition(returnIn(res, position)));
-    ASSERT_RESULT(invalidArgsOrNotSupported, res);
-}
-
-TEST_IO_STREAM(GetMmapPositionOfNonMmapedStream,
-               "Retrieving the mmap position of a non mmaped stream should fail",
-               testGetMmapPositionOfNonMmapedStream(stream.get()))
-
-//////////////////////////////////////////////////////////////////////////////
-///////////////////////////////// StreamIn ///////////////////////////////////
-//////////////////////////////////////////////////////////////////////////////
-
-TEST_P(InputStreamTest, GetAudioSource) {
-    doc::test("Retrieving the audio source of an input stream should always succeed");
-    AudioSource source;
-    ASSERT_OK(stream->getAudioSource(returnIn(res, source)));
-    if (res == Result::NOT_SUPPORTED) {
-        doc::partialTest("getAudioSource is not supported");
-        return;
-    }
-    ASSERT_OK(res);
-    ASSERT_EQ(AudioSource::DEFAULT, source);
-}
-
-static void testUnitaryGain(std::function<Return<Result>(float)> setGain) {
-    for (float value : (float[]){-INFINITY, -1.0, 1.0 + std::numeric_limits<float>::epsilon(), 2.0,
-                                 INFINITY, NAN}) {
-        EXPECT_RESULT(Result::INVALID_ARGUMENTS, setGain(value)) << "value=" << value;
-    }
-    // Do not consider -0.0 as an invalid value as it is == with 0.0
-    for (float value : {-0.0, 0.0, 0.01, 0.5, 0.09, 1.0 /* Restore volume*/}) {
-        EXPECT_OK(setGain(value)) << "value=" << value;
-    }
-}
-
-static void testOptionalUnitaryGain(std::function<Return<Result>(float)> setGain,
-                                    string debugName) {
-    auto result = setGain(1);
-    ASSERT_IS_OK(result);
-    if (result == Result::NOT_SUPPORTED) {
-        doc::partialTest(debugName + " is not supported");
-        return;
-    }
-    testUnitaryGain(setGain);
-}
-
-TEST_P(InputStreamTest, SetGain) {
-    doc::test("The gain of an input stream should only be set between [0,1]");
-    testOptionalUnitaryGain([this](float volume) { return stream->setGain(volume); },
-                            "InputStream::setGain");
-}
-
-static void testPrepareForReading(IStreamIn* stream, uint32_t frameSize, uint32_t framesCount) {
-    Result res;
-    // Ignore output parameters as the call should fail
-    ASSERT_OK(stream->prepareForReading(frameSize, framesCount,
-                                        [&res](auto r, auto&, auto&, auto&, auto&) { res = r; }));
-    EXPECT_RESULT(Result::INVALID_ARGUMENTS, res);
-}
-
-TEST_P(InputStreamTest, PrepareForReadingWithZeroBuffer) {
-    doc::test("Preparing a stream for reading with a 0 sized buffer should fail");
-    testPrepareForReading(stream.get(), 0, 0);
-}
-
-TEST_P(InputStreamTest, PrepareForReadingWithHugeBuffer) {
-    doc::test("Preparing a stream for reading with a 2^32 sized buffer should fail");
-    testPrepareForReading(stream.get(), 1, std::numeric_limits<uint32_t>::max());
-}
-
-TEST_P(InputStreamTest, PrepareForReadingCheckOverflow) {
-    doc::test(
-        "Preparing a stream for reading with a overflowing sized buffer should "
-        "fail");
-    auto uintMax = std::numeric_limits<uint32_t>::max();
-    testPrepareForReading(stream.get(), uintMax, uintMax);
-}
-
-TEST_P(InputStreamTest, GetInputFramesLost) {
-    doc::test("The number of frames lost on a never started stream should be 0");
-    auto ret = stream->getInputFramesLost();
-    ASSERT_IS_OK(ret);
-    uint32_t framesLost{ret};
-    ASSERT_EQ(0U, framesLost);
-}
-
-TEST_P(InputStreamTest, getCapturePosition) {
-    doc::test(
-        "The capture position of a non prepared stream should not be "
-        "retrievable");
-    uint64_t frames;
-    uint64_t time;
-    ASSERT_OK(stream->getCapturePosition(returnIn(res, frames, time)));
-    ASSERT_RESULT(invalidStateOrNotSupported, res);
-}
-
-//////////////////////////////////////////////////////////////////////////////
-///////////////////////////////// StreamIn ///////////////////////////////////
-//////////////////////////////////////////////////////////////////////////////
-
-TEST_P(OutputStreamTest, getLatency) {
-    doc::test("Make sure latency is over 0");
-    auto result = stream->getLatency();
-    ASSERT_IS_OK(result);
-    ASSERT_GT(result, 0U);
-}
-
-TEST_P(OutputStreamTest, setVolume) {
-    doc::test("Try to set the output volume");
-    testOptionalUnitaryGain([this](float volume) { return stream->setVolume(volume, volume); },
-                            "setVolume");
-}
-
-static void testPrepareForWriting(IStreamOut* stream, uint32_t frameSize, uint32_t framesCount) {
-    Result res;
-    // Ignore output parameters as the call should fail
-    ASSERT_OK(stream->prepareForWriting(frameSize, framesCount,
-                                        [&res](auto r, auto&, auto&, auto&, auto&) { res = r; }));
-    EXPECT_RESULT(Result::INVALID_ARGUMENTS, res);
-}
-
-TEST_P(OutputStreamTest, PrepareForWriteWithZeroBuffer) {
-    doc::test("Preparing a stream for writing with a 0 sized buffer should fail");
-    testPrepareForWriting(stream.get(), 0, 0);
-}
-
-TEST_P(OutputStreamTest, PrepareForWriteWithHugeBuffer) {
-    doc::test("Preparing a stream for writing with a 2^32 sized buffer should fail");
-    testPrepareForWriting(stream.get(), 1, std::numeric_limits<uint32_t>::max());
-}
-
-TEST_P(OutputStreamTest, PrepareForWritingCheckOverflow) {
-    doc::test(
-        "Preparing a stream for writing with a overflowing sized buffer should "
-        "fail");
-    auto uintMax = std::numeric_limits<uint32_t>::max();
-    testPrepareForWriting(stream.get(), uintMax, uintMax);
-}
-
-struct Capability {
-    Capability(IStreamOut* stream) {
-        EXPECT_OK(stream->supportsPauseAndResume(returnIn(pause, resume)));
-        auto ret = stream->supportsDrain();
-        EXPECT_IS_OK(ret);
-        if (ret.isOk()) {
-            drain = ret;
-        }
-    }
-    bool pause = false;
-    bool resume = false;
-    bool drain = false;
-};
-
-TEST_P(OutputStreamTest, SupportsPauseAndResumeAndDrain) {
-    doc::test("Implementation must expose pause, resume and drain capabilities");
-    Capability(stream.get());
-}
-
-template <class Value>
-static void checkInvalidStateOr0(Result res, Value value) {
-    switch (res) {
-        case Result::INVALID_STATE:
-            break;
-        case Result::OK:
-            ASSERT_EQ(0U, value);
-            break;
-        default:
-            FAIL() << "Unexpected result " << toString(res);
-    }
-}
-
-TEST_P(OutputStreamTest, GetRenderPosition) {
-    doc::test("A new stream render position should be 0 or INVALID_STATE");
-    uint32_t dspFrames;
-    ASSERT_OK(stream->getRenderPosition(returnIn(res, dspFrames)));
-    if (res == Result::NOT_SUPPORTED) {
-        doc::partialTest("getRenderPosition is not supported");
-        return;
-    }
-    checkInvalidStateOr0(res, dspFrames);
-}
-
-TEST_P(OutputStreamTest, GetNextWriteTimestamp) {
-    doc::test("A new stream next write timestamp should be 0 or INVALID_STATE");
-    uint64_t timestampUs;
-    ASSERT_OK(stream->getNextWriteTimestamp(returnIn(res, timestampUs)));
-    if (res == Result::NOT_SUPPORTED) {
-        doc::partialTest("getNextWriteTimestamp is not supported");
-        return;
-    }
-    checkInvalidStateOr0(res, timestampUs);
-}
-
-/** Stub implementation of out stream callback. */
-class MockOutCallbacks : public IStreamOutCallback {
-    Return<void> onWriteReady() override { return {}; }
-    Return<void> onDrainReady() override { return {}; }
-    Return<void> onError() override { return {}; }
-};
-
-static bool isAsyncModeSupported(IStreamOut* stream) {
-    auto res = stream->setCallback(new MockOutCallbacks);
-    stream->clearCallback();  // try to restore the no callback state, ignore
-                              // any error
-    auto okOrNotSupported = {Result::OK, Result::NOT_SUPPORTED};
-    EXPECT_RESULT(okOrNotSupported, res);
-    return res.isOk() ? res == Result::OK : false;
-}
-
-TEST_P(OutputStreamTest, SetCallback) {
-    doc::test(
-        "If supported, registering callback for async operation should never "
-        "fail");
-    if (!isAsyncModeSupported(stream.get())) {
-        doc::partialTest("The stream does not support async operations");
-        return;
-    }
-    ASSERT_OK(stream->setCallback(new MockOutCallbacks));
-    ASSERT_OK(stream->setCallback(new MockOutCallbacks));
-}
-
-TEST_P(OutputStreamTest, clearCallback) {
-    doc::test(
-        "If supported, clearing a callback to go back to sync operation should "
-        "not fail");
-    if (!isAsyncModeSupported(stream.get())) {
-        doc::partialTest("The stream does not support async operations");
-        return;
-    }
-    // TODO: Clarify if clearing a non existing callback should fail
-    ASSERT_OK(stream->setCallback(new MockOutCallbacks));
-    ASSERT_OK(stream->clearCallback());
-}
-
-TEST_P(OutputStreamTest, Resume) {
-    doc::test(
-        "If supported, a stream should fail to resume if not previously "
-        "paused");
-    if (!Capability(stream.get()).resume) {
-        doc::partialTest("The output stream does not support resume");
-        return;
-    }
-    ASSERT_RESULT(Result::INVALID_STATE, stream->resume());
-}
-
-TEST_P(OutputStreamTest, Pause) {
-    doc::test(
-        "If supported, a stream should fail to pause if not previously "
-        "started");
-    if (!Capability(stream.get()).pause) {
-        doc::partialTest("The output stream does not support pause");
-        return;
-    }
-    ASSERT_RESULT(Result::INVALID_STATE, stream->resume());
-}
-
-static void testDrain(IStreamOut* stream, AudioDrain type) {
-    if (!Capability(stream).drain) {
-        doc::partialTest("The output stream does not support drain");
-        return;
-    }
-    ASSERT_RESULT(Result::OK, stream->drain(type));
-}
-
-TEST_P(OutputStreamTest, DrainAll) {
-    doc::test("If supported, a stream should always succeed to drain");
-    testDrain(stream.get(), AudioDrain::ALL);
-}
-
-TEST_P(OutputStreamTest, DrainEarlyNotify) {
-    doc::test("If supported, a stream should always succeed to drain");
-    testDrain(stream.get(), AudioDrain::EARLY_NOTIFY);
-}
-
-TEST_P(OutputStreamTest, FlushStop) {
-    doc::test("If supported, a stream should always succeed to flush");
-    auto ret = stream->flush();
-    ASSERT_IS_OK(ret);
-    if (ret == Result::NOT_SUPPORTED) {
-        doc::partialTest("Flush is not supported");
-        return;
-    }
-    ASSERT_OK(ret);
-}
-
-TEST_P(OutputStreamTest, GetPresentationPositionStop) {
-    doc::test(
-        "If supported, a stream should always succeed to retrieve the "
-        "presentation position");
-    uint64_t frames;
-    TimeSpec mesureTS;
-    ASSERT_OK(stream->getPresentationPosition(returnIn(res, frames, mesureTS)));
-    if (res == Result::NOT_SUPPORTED) {
-        doc::partialTest("getpresentationPosition is not supported");
-        return;
-    }
-    ASSERT_EQ(0U, frames);
-
-    if (mesureTS.tvNSec == 0 && mesureTS.tvSec == 0) {
-        // As the stream has never written a frame yet,
-        // the timestamp does not really have a meaning, allow to return 0
-        return;
-    }
-
-    // Make sure the return measure is not more than 1s old.
-    struct timespec currentTS;
-    ASSERT_EQ(0, clock_gettime(CLOCK_MONOTONIC, &currentTS)) << errno;
-
-    auto toMicroSec = [](uint64_t sec, auto nsec) { return sec * 1e+6 + nsec / 1e+3; };
-    auto currentTime = toMicroSec(currentTS.tv_sec, currentTS.tv_nsec);
-    auto mesureTime = toMicroSec(mesureTS.tvSec, mesureTS.tvNSec);
-    ASSERT_PRED2([](auto c, auto m) { return c - m < 1e+6; }, currentTime, mesureTime);
-}
-
-//////////////////////////////////////////////////////////////////////////////
-/////////////////////////////// PrimaryDevice ////////////////////////////////
-//////////////////////////////////////////////////////////////////////////////
-
-TEST_F(AudioPrimaryHidlTest, setVoiceVolume) {
-    doc::test("Make sure setVoiceVolume only succeed if volume is in [0,1]");
-    testUnitaryGain([](float volume) { return device->setVoiceVolume(volume); });
-}
-
-TEST_F(AudioPrimaryHidlTest, setMode) {
-    doc::test(
-        "Make sure setMode always succeeds if mode is valid "
-        "and fails otherwise");
-    // Test Invalid values
-    for (AudioMode mode : {AudioMode::INVALID, AudioMode::CURRENT, AudioMode::CNT}) {
-        SCOPED_TRACE("mode=" + toString(mode));
-        ASSERT_RESULT(Result::INVALID_ARGUMENTS, device->setMode(mode));
-    }
-    // Test valid values
-    for (AudioMode mode : {AudioMode::IN_CALL, AudioMode::IN_COMMUNICATION, AudioMode::RINGTONE,
-                           AudioMode::NORMAL /* Make sure to leave the test in normal mode */}) {
-        SCOPED_TRACE("mode=" + toString(mode));
-        ASSERT_OK(device->setMode(mode));
-    }
-}
-
-TEST_F(BoolAccessorPrimaryHidlTest, BtScoNrecEnabled) {
-    doc::test("Query and set the BT SCO NR&EC state");
-    testOptionalAccessors("BtScoNrecEnabled", {true, false, true},
-                          &IPrimaryDevice::setBtScoNrecEnabled,
-                          &IPrimaryDevice::getBtScoNrecEnabled);
-}
-
-TEST_F(BoolAccessorPrimaryHidlTest, setGetBtScoWidebandEnabled) {
-    doc::test("Query and set the SCO whideband state");
-    testOptionalAccessors("BtScoWideband", {true, false, true},
-                          &IPrimaryDevice::setBtScoWidebandEnabled,
-                          &IPrimaryDevice::getBtScoWidebandEnabled);
-}
-
-using TtyModeAccessorPrimaryHidlTest = AccessorPrimaryHidlTest<TtyMode>;
-TEST_F(TtyModeAccessorPrimaryHidlTest, setGetTtyMode) {
-    doc::test("Query and set the TTY mode state");
-    testOptionalAccessors("TTY mode", {TtyMode::OFF, TtyMode::HCO, TtyMode::VCO, TtyMode::FULL},
-                          &IPrimaryDevice::setTtyMode, &IPrimaryDevice::getTtyMode);
-}
-
-TEST_F(BoolAccessorPrimaryHidlTest, setGetHac) {
-    doc::test("Query and set the HAC state");
-    testOptionalAccessors("HAC", {true, false, true}, &IPrimaryDevice::setHacEnabled,
-                          &IPrimaryDevice::getHacEnabled);
-}
-
-//////////////////////////////////////////////////////////////////////////////
-//////////////////// Clean caches on global tear down ////////////////////////
-//////////////////////////////////////////////////////////////////////////////
-
-int main(int argc, char** argv) {
-    environment = new AudioHidlTestEnvironment;
-    ::testing::AddGlobalTestEnvironment(environment);
-    ::testing::InitGoogleTest(&argc, argv);
-    environment->init(&argc, argv);
-    int status = RUN_ALL_TESTS();
-    return status;
-}
diff --git a/audio/core/2.0/vts/functional/ValidateAudioConfiguration.cpp b/audio/core/2.0/vts/functional/ValidateAudioConfiguration.cpp
deleted file mode 100644
index bef0e82..0000000
--- a/audio/core/2.0/vts/functional/ValidateAudioConfiguration.cpp
+++ /dev/null
@@ -1,30 +0,0 @@
-/*
- * Copyright (C) 2017 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 <unistd.h>
-#include <string>
-
-#include "utility/ValidateXml.h"
-
-TEST(CheckConfig, audioPolicyConfigurationValidation) {
-    RecordProperty("description",
-                   "Verify that the audio policy configuration file "
-                   "is valid according to the schema");
-
-    std::vector<const char*> locations = {"/odm/etc", "/vendor/etc", "/system/etc"};
-    EXPECT_ONE_VALID_XML_MULTIPLE_LOCATIONS("audio_policy_configuration.xml", locations,
-                                            "/data/local/tmp/audio_policy_configuration.xsd");
-}
diff --git a/audio/core/4.0/default/Android.bp b/audio/core/4.0/default/Android.bp
deleted file mode 100644
index 8e41545..0000000
--- a/audio/core/4.0/default/Android.bp
+++ /dev/null
@@ -1,53 +0,0 @@
-cc_library_shared {
-    name: "android.hardware.audio@4.0-impl",
-    relative_install_path: "hw",
-    proprietary: true,
-    vendor: true,
-    srcs: [
-        "Conversions.cpp",
-        "Device.cpp",
-        "DevicesFactory.cpp",
-        "ParametersUtil.cpp",
-        "PrimaryDevice.cpp",
-        "Stream.cpp",
-        "StreamIn.cpp",
-        "StreamOut.cpp",
-    ],
-
-    cflags: [
-        "-DAUDIO_HAL_VERSION_4_0",
-    ],
-
-    defaults: ["hidl_defaults"],
-
-    export_include_dirs: ["include"],
-
-    shared_libs: [
-        "libbase",
-        "libcutils",
-        "libfmq",
-        "libhardware",
-        "libhidlbase",
-        "libhidltransport",
-        "liblog",
-        "libutils",
-        "android.hardware.audio@4.0",
-        "android.hardware.audio.common@4.0",
-        "android.hardware.audio.common@4.0-util",
-        "android.hardware.audio.common-util",
-    ],
-
-    header_libs: [
-        "android.hardware.audio.common.util@all-versions",
-        "android.hardware.audio.core@all-versions-impl",
-        "libaudioclient_headers",
-        "libaudio_system_headers",
-        "libhardware_headers",
-        "libmedia_headers",
-    ],
-
-    whole_static_libs: [
-        "libmedia_helper",
-    ],
-
-}
diff --git a/audio/core/4.0/default/Conversions.cpp b/audio/core/4.0/default/Conversions.cpp
deleted file mode 100644
index 4f18744..0000000
--- a/audio/core/4.0/default/Conversions.cpp
+++ /dev/null
@@ -1,21 +0,0 @@
-/*
- * Copyright (C) 2017 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 "core/4.0/default/Conversions.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <core/all-versions/default/Conversions.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/core/4.0/default/Device.cpp b/audio/core/4.0/default/Device.cpp
deleted file mode 100644
index b33434e..0000000
--- a/audio/core/4.0/default/Device.cpp
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "DeviceHAL"
-
-#include "core/4.0/default/Device.h"
-#include <HidlUtils.h>
-#include "core/4.0/default/Conversions.h"
-#include "core/4.0/default/StreamIn.h"
-#include "core/4.0/default/StreamOut.h"
-#include "core/4.0/default/Util.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <core/all-versions/default/Device.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/core/4.0/default/DevicesFactory.cpp b/audio/core/4.0/default/DevicesFactory.cpp
deleted file mode 100644
index cb8a3c3..0000000
--- a/audio/core/4.0/default/DevicesFactory.cpp
+++ /dev/null
@@ -1,25 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "DevicesFactoryHAL"
-
-#include "core/4.0/default/DevicesFactory.h"
-#include "core/4.0/default/Device.h"
-#include "core/4.0/default/PrimaryDevice.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <core/all-versions/default/DevicesFactory.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/core/4.0/default/OWNERS b/audio/core/4.0/default/OWNERS
deleted file mode 100644
index 6fdc97c..0000000
--- a/audio/core/4.0/default/OWNERS
+++ /dev/null
@@ -1,3 +0,0 @@
-elaurent@google.com
-krocard@google.com
-mnaganov@google.com
diff --git a/audio/core/4.0/default/ParametersUtil.cpp b/audio/core/4.0/default/ParametersUtil.cpp
deleted file mode 100644
index 2cc9fb5..0000000
--- a/audio/core/4.0/default/ParametersUtil.cpp
+++ /dev/null
@@ -1,22 +0,0 @@
-/*
- * Copyright (C) 2017 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 "core/4.0/default/ParametersUtil.h"
-#include "core/4.0/default/Util.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <core/all-versions/default/ParametersUtil.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/core/4.0/default/PrimaryDevice.cpp b/audio/core/4.0/default/PrimaryDevice.cpp
deleted file mode 100644
index e3e4976..0000000
--- a/audio/core/4.0/default/PrimaryDevice.cpp
+++ /dev/null
@@ -1,24 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "PrimaryDeviceHAL"
-
-#include "core/4.0/default/PrimaryDevice.h"
-#include "core/4.0/default/Util.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <core/all-versions/default/PrimaryDevice.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/core/4.0/default/Stream.cpp b/audio/core/4.0/default/Stream.cpp
deleted file mode 100644
index b8c71de..0000000
--- a/audio/core/4.0/default/Stream.cpp
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "StreamHAL"
-
-#include "core/4.0/default/Stream.h"
-#include "common/all-versions/default/EffectMap.h"
-#include "core/4.0/default/Conversions.h"
-#include "core/4.0/default/Util.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <core/all-versions/default/Stream.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/core/4.0/default/StreamIn.cpp b/audio/core/4.0/default/StreamIn.cpp
deleted file mode 100644
index 718bd25..0000000
--- a/audio/core/4.0/default/StreamIn.cpp
+++ /dev/null
@@ -1,24 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "StreamInHAL"
-
-#include "core/4.0/default/StreamIn.h"
-#include "core/4.0/default/Util.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <core/all-versions/default/StreamIn.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/core/4.0/default/StreamOut.cpp b/audio/core/4.0/default/StreamOut.cpp
deleted file mode 100644
index db88e40..0000000
--- a/audio/core/4.0/default/StreamOut.cpp
+++ /dev/null
@@ -1,24 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "StreamOutHAL"
-
-#include "core/4.0/default/StreamOut.h"
-#include "core/4.0/default/Util.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <core/all-versions/default/StreamOut.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/core/4.0/default/include/core/4.0/default/Conversions.h b/audio/core/4.0/default/include/core/4.0/default/Conversions.h
deleted file mode 100644
index 32c2f88..0000000
--- a/audio/core/4.0/default/include/core/4.0/default/Conversions.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_V4_0_CONVERSIONS_H_
-#define ANDROID_HARDWARE_AUDIO_V4_0_CONVERSIONS_H_
-
-#include <android/hardware/audio/4.0/types.h>
-
-#define AUDIO_HAL_VERSION V4_0
-#include <core/all-versions/default/Conversions.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_V4_0_CONVERSIONS_H_
diff --git a/audio/core/4.0/default/include/core/4.0/default/Device.h b/audio/core/4.0/default/include/core/4.0/default/Device.h
deleted file mode 100644
index 770d606..0000000
--- a/audio/core/4.0/default/include/core/4.0/default/Device.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_V4_0_DEVICE_H
-#define ANDROID_HARDWARE_AUDIO_V4_0_DEVICE_H
-
-#include <android/hardware/audio/4.0/IDevice.h>
-
-#include "ParametersUtil.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <core/all-versions/default/Device.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_V4_0_DEVICE_H
diff --git a/audio/core/4.0/default/include/core/4.0/default/DevicesFactory.h b/audio/core/4.0/default/include/core/4.0/default/DevicesFactory.h
deleted file mode 100644
index 200e59d..0000000
--- a/audio/core/4.0/default/include/core/4.0/default/DevicesFactory.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_V4_0_DEVICESFACTORY_H
-#define ANDROID_HARDWARE_AUDIO_V4_0_DEVICESFACTORY_H
-
-#include <android/hardware/audio/4.0/IDevicesFactory.h>
-
-#define AUDIO_HAL_VERSION V4_0
-#include <core/all-versions/default/DevicesFactory.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_V4_0_DEVICESFACTORY_H
diff --git a/audio/core/4.0/default/include/core/4.0/default/ParametersUtil.h b/audio/core/4.0/default/include/core/4.0/default/ParametersUtil.h
deleted file mode 100644
index fa31ee9..0000000
--- a/audio/core/4.0/default/include/core/4.0/default/ParametersUtil.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_V4_0_PARAMETERS_UTIL_H_
-#define ANDROID_HARDWARE_AUDIO_V4_0_PARAMETERS_UTIL_H_
-
-#include <android/hardware/audio/4.0/types.h>
-
-#define AUDIO_HAL_VERSION V4_0
-#include <core/all-versions/default/ParametersUtil.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_V4_0_PARAMETERS_UTIL_H_
diff --git a/audio/core/4.0/default/include/core/4.0/default/PrimaryDevice.h b/audio/core/4.0/default/include/core/4.0/default/PrimaryDevice.h
deleted file mode 100644
index e7f846b..0000000
--- a/audio/core/4.0/default/include/core/4.0/default/PrimaryDevice.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_V4_0_PRIMARYDEVICE_H
-#define ANDROID_HARDWARE_AUDIO_V4_0_PRIMARYDEVICE_H
-
-#include <android/hardware/audio/4.0/IPrimaryDevice.h>
-
-#include "Device.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <core/all-versions/default/PrimaryDevice.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_V4_0_PRIMARYDEVICE_H
diff --git a/audio/core/4.0/default/include/core/4.0/default/Stream.h b/audio/core/4.0/default/include/core/4.0/default/Stream.h
deleted file mode 100644
index afad80f..0000000
--- a/audio/core/4.0/default/include/core/4.0/default/Stream.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_V4_0_STREAM_H
-#define ANDROID_HARDWARE_AUDIO_V4_0_STREAM_H
-
-#include <android/hardware/audio/4.0/IStream.h>
-
-#include "ParametersUtil.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <core/all-versions/default/Stream.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_V4_0_STREAM_H
diff --git a/audio/core/4.0/default/include/core/4.0/default/StreamIn.h b/audio/core/4.0/default/include/core/4.0/default/StreamIn.h
deleted file mode 100644
index 151f03f..0000000
--- a/audio/core/4.0/default/include/core/4.0/default/StreamIn.h
+++ /dev/null
@@ -1,29 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_V4_0_STREAMIN_H
-#define ANDROID_HARDWARE_AUDIO_V4_0_STREAMIN_H
-
-#include <android/hardware/audio/4.0/IStreamIn.h>
-
-#include "Device.h"
-#include "Stream.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <core/all-versions/default/StreamIn.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_V4_0_STREAMIN_H
diff --git a/audio/core/4.0/default/include/core/4.0/default/StreamOut.h b/audio/core/4.0/default/include/core/4.0/default/StreamOut.h
deleted file mode 100644
index dbf3bd1..0000000
--- a/audio/core/4.0/default/include/core/4.0/default/StreamOut.h
+++ /dev/null
@@ -1,29 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_V4_0_STREAMOUT_H
-#define ANDROID_HARDWARE_AUDIO_V4_0_STREAMOUT_H
-
-#include <android/hardware/audio/4.0/IStreamOut.h>
-
-#include "Device.h"
-#include "Stream.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <core/all-versions/default/StreamOut.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_V4_0_STREAMOUT_H
diff --git a/audio/core/4.0/default/include/core/4.0/default/Util.h b/audio/core/4.0/default/include/core/4.0/default/Util.h
deleted file mode 100644
index ce31e6f..0000000
--- a/audio/core/4.0/default/include/core/4.0/default/Util.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_V4_0_UTIL_H
-#define ANDROID_HARDWARE_AUDIO_V4_0_UTIL_H
-
-#include <android/hardware/audio/4.0/types.h>
-
-#define AUDIO_HAL_VERSION V4_0
-#include <core/all-versions/default/Util.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_V4_0_UTIL_H
diff --git a/audio/core/4.0/vts/OWNERS b/audio/core/4.0/vts/OWNERS
deleted file mode 100644
index 8711a9f..0000000
--- a/audio/core/4.0/vts/OWNERS
+++ /dev/null
@@ -1,5 +0,0 @@
-elaurent@google.com
-krocard@google.com
-mnaganov@google.com
-yim@google.com
-zhuoyao@google.com
\ No newline at end of file
diff --git a/audio/core/4.0/vts/functional/Android.bp b/audio/core/4.0/vts/functional/Android.bp
deleted file mode 100644
index 7be888f..0000000
--- a/audio/core/4.0/vts/functional/Android.bp
+++ /dev/null
@@ -1,39 +0,0 @@
-//
-// Copyright (C) 2017 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.
-//
-
-cc_test {
-    name: "VtsHalAudioV4_0TargetTest",
-    defaults: ["VtsHalTargetTestDefaults"],
-    srcs: [
-        "AudioPrimaryHidlHalTest.cpp",
-        "ValidateAudioConfiguration.cpp"
-    ],
-    static_libs: [
-        "android.hardware.audio.common.test.utility",
-        "android.hardware.audio@4.0",
-        "android.hardware.audio.common@4.0",
-        "libicuuc",
-        "libicuuc_stubdata",
-        "libxml2",
-    ],
-    shared_libs: [
-        "libfmq",
-    ],
-    header_libs: [
-        "android.hardware.audio.common.util@all-versions",
-    ],
-    test_suites: ["general-tests"],
-}
diff --git a/audio/core/4.0/vts/functional/ValidateAudioConfiguration.cpp b/audio/core/4.0/vts/functional/ValidateAudioConfiguration.cpp
deleted file mode 100644
index a64513f..0000000
--- a/audio/core/4.0/vts/functional/ValidateAudioConfiguration.cpp
+++ /dev/null
@@ -1,30 +0,0 @@
-/*
- * Copyright (C) 2017 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 <unistd.h>
-#include <string>
-
-#include "utility/ValidateXml.h"
-
-TEST(CheckConfig, audioPolicyConfigurationValidation) {
-    RecordProperty("description",
-                   "Verify that the audio policy configuration file "
-                   "is valid according to the schema");
-
-    std::vector<const char*> locations = {"/odm/etc", "/vendor/etc", "/system/etc"};
-    EXPECT_ONE_VALID_XML_MULTIPLE_LOCATIONS("audio_policy_configuration.xml", locations,
-                                            "/data/local/tmp/audio_policy_configuration_V4_0.xsd");
-}
diff --git a/audio/core/all-versions/default/Android.bp b/audio/core/all-versions/default/Android.bp
index bb02863..a1af3c4 100644
--- a/audio/core/all-versions/default/Android.bp
+++ b/audio/core/all-versions/default/Android.bp
@@ -1,7 +1,18 @@
-cc_library_headers {
-    name: "android.hardware.audio.core@all-versions-impl",
+cc_defaults {
+    name: "android.hardware.audio-impl_default",
     relative_install_path: "hw",
+    proprietary: true,
     vendor: true,
+    srcs: [
+        "Conversions.cpp",
+        "Device.cpp",
+        "DevicesFactory.cpp",
+        "ParametersUtil.cpp",
+        "PrimaryDevice.cpp",
+        "Stream.cpp",
+        "StreamIn.cpp",
+        "StreamOut.cpp",
+    ],
 
     defaults: ["hidl_defaults"],
 
@@ -20,10 +31,65 @@
     ],
 
     header_libs: [
+        "android.hardware.audio.common.util@all-versions",
         "libaudioclient_headers",
         "libaudio_system_headers",
         "libhardware_headers",
         "libmedia_headers",
-         "android.hardware.audio.common.util@all-versions",
     ],
+
+    whole_static_libs: [
+        "libmedia_helper",
+    ],
+}
+
+cc_library_shared {
+    name: "android.hardware.audio@2.0-impl",
+    defaults: ["android.hardware.audio-impl_default"],
+
+    shared_libs: [
+        "android.hardware.audio@2.0",
+        "android.hardware.audio.common@2.0",
+        "android.hardware.audio.common@2.0-util",
+    ],
+
+    cflags: [
+        "-DMAJOR_VERSION=2",
+        "-DMINOR_VERSION=0",
+        "-include common/all-versions/VersionMacro.h",
+    ]
+}
+
+cc_library_shared {
+    name: "android.hardware.audio@4.0-impl",
+    defaults: ["android.hardware.audio-impl_default"],
+
+    shared_libs: [
+        "android.hardware.audio@4.0",
+        "android.hardware.audio.common@4.0",
+        "android.hardware.audio.common@4.0-util",
+    ],
+
+    cflags: [
+        "-DMAJOR_VERSION=4",
+        "-DMINOR_VERSION=0",
+        "-include common/all-versions/VersionMacro.h",
+    ]
+}
+
+cc_library_shared {
+    name: "android.hardware.audio@5.0-impl",
+    defaults: ["android.hardware.audio-impl_default"],
+
+    shared_libs: [
+        "android.hardware.audio@5.0",
+        "android.hardware.audio.common@5.0",
+        "android.hardware.audio.common@5.0-util",
+    ],
+
+    cflags: [
+        "-DMAJOR_VERSION=5",
+        "-DMINOR_VERSION=0",
+        "-include common/all-versions/VersionMacro.h",
+    ]
 }
diff --git a/audio/core/all-versions/default/include/core/all-versions/default/Conversions.impl.h b/audio/core/all-versions/default/Conversions.cpp
similarity index 96%
rename from audio/core/all-versions/default/include/core/all-versions/default/Conversions.impl.h
rename to audio/core/all-versions/default/Conversions.cpp
index 5828c3f..b1e6c60 100644
--- a/audio/core/all-versions/default/include/core/all-versions/default/Conversions.impl.h
+++ b/audio/core/all-versions/default/Conversions.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#include "core/default/Conversions.h"
 
 #include <stdio.h>
 
@@ -23,10 +23,10 @@
 namespace android {
 namespace hardware {
 namespace audio {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioDevice;
+using ::android::hardware::audio::common::CPP_VERSION::AudioDevice;
 
 std::string deviceAddressToHal(const DeviceAddress& address) {
     // HAL assumes that the address is NUL-terminated.
@@ -58,7 +58,7 @@
     return halAddress;
 }
 
-#ifdef AUDIO_HAL_VERSION_4_0
+#if MAJOR_VERSION >= 4
 status_t deviceAddressFromHal(audio_devices_t device, const char* halAddress,
                               DeviceAddress* address) {
     if (address == nullptr) {
@@ -188,7 +188,7 @@
 #endif
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
diff --git a/audio/core/all-versions/default/include/core/all-versions/default/Device.impl.h b/audio/core/all-versions/default/Device.cpp
similarity index 94%
rename from audio/core/all-versions/default/include/core/all-versions/default/Device.impl.h
rename to audio/core/all-versions/default/Device.cpp
index 52d2186..6a04903 100644
--- a/audio/core/all-versions/default/include/core/all-versions/default/Device.impl.h
+++ b/audio/core/all-versions/default/Device.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,14 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#define LOG_TAG "DeviceHAL"
+
+#include "core/default/Device.h"
+#include <HidlUtils.h>
+#include "core/default/Conversions.h"
+#include "core/default/StreamIn.h"
+#include "core/default/StreamOut.h"
+#include "core/default/Util.h"
 
 //#define LOG_NDEBUG 0
 
@@ -24,12 +31,12 @@
 
 #include <android/log.h>
 
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::HidlUtils;
+using ::android::hardware::audio::common::CPP_VERSION::HidlUtils;
 
 namespace android {
 namespace hardware {
 namespace audio {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
 Device::Device(audio_hw_device_t* device) : mDevice(device) {}
@@ -61,7 +68,7 @@
     return mDevice->set_parameters(mDevice, keysAndValues);
 }
 
-// Methods from ::android::hardware::audio::AUDIO_HAL_VERSION::IDevice follow.
+// Methods from ::android::hardware::audio::CPP_VERSION::IDevice follow.
 Return<Result> Device::initCheck() {
     return analyzeStatus("init_check", mDevice->init_check(mDevice));
 }
@@ -132,7 +139,7 @@
 
 Return<void> Device::openOutputStream(int32_t ioHandle, const DeviceAddress& device,
                                       const AudioConfig& config, AudioOutputFlagBitfield flags,
-#ifdef AUDIO_HAL_VERSION_4_0
+#if MAJOR_VERSION >= 4
                                       const SourceMetadata& /* sourceMetadata */,
 #endif
                                       openOutputStream_cb _hidl_cb) {
@@ -190,7 +197,7 @@
     return Void();
 }
 
-#ifdef AUDIO_HAL_VERSION_4_0
+#if MAJOR_VERSION >= 4
 Return<void> Device::openInputStream(int32_t ioHandle, const DeviceAddress& device,
                                      const AudioConfig& config, AudioInputFlagBitfield flags,
                                      const SinkMetadata& sinkMetadata,
@@ -263,13 +270,13 @@
     return Result::NOT_SUPPORTED;
 }
 
-#ifdef AUDIO_HAL_VERSION_2_0
+#if MAJOR_VERSION == 2
 Return<AudioHwSync> Device::getHwAvSync() {
     int halHwAvSync;
     Result retval = getParam(AudioParameter::keyHwAvSync, &halHwAvSync);
     return retval == Result::OK ? halHwAvSync : AUDIO_HW_SYNC_INVALID;
 }
-#elif defined(AUDIO_HAL_VERSION_4_0)
+#elif MAJOR_VERSION >= 4
 Return<void> Device::getHwAvSync(getHwAvSync_cb _hidl_cb) {
     int halHwAvSync;
     Result retval = getParam(AudioParameter::keyHwAvSync, &halHwAvSync);
@@ -282,7 +289,7 @@
     return setParam(AudioParameter::keyScreenState, turnedOn);
 }
 
-#ifdef AUDIO_HAL_VERSION_2_0
+#if MAJOR_VERSION == 2
 Return<void> Device::getParameters(const hidl_vec<hidl_string>& keys, getParameters_cb _hidl_cb) {
     getParametersImpl({}, keys, _hidl_cb);
     return Void();
@@ -291,7 +298,7 @@
 Return<Result> Device::setParameters(const hidl_vec<ParameterValue>& parameters) {
     return setParametersImpl({} /* context */, parameters);
 }
-#elif defined(AUDIO_HAL_VERSION_4_0)
+#elif MAJOR_VERSION >= 4
 Return<void> Device::getParameters(const hidl_vec<ParameterValue>& context,
                                    const hidl_vec<hidl_string>& keys, getParameters_cb _hidl_cb) {
     getParametersImpl(context, keys, _hidl_cb);
@@ -303,7 +310,7 @@
 }
 #endif
 
-#ifdef AUDIO_HAL_VERSION_2_0
+#if MAJOR_VERSION == 2
 Return<void> Device::debugDump(const hidl_handle& fd) {
     return debug(fd, {});
 }
@@ -316,7 +323,7 @@
     return Void();
 }
 
-#ifdef AUDIO_HAL_VERSION_4_0
+#if MAJOR_VERSION >= 4
 Return<void> Device::getMicrophones(getMicrophones_cb _hidl_cb) {
     Result retval = Result::NOT_SUPPORTED;
     size_t actual_mics = AUDIO_MICROPHONE_MAX_COUNT;
@@ -342,7 +349,7 @@
 #endif
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
diff --git a/audio/core/all-versions/default/include/core/all-versions/default/DevicesFactory.impl.h b/audio/core/all-versions/default/DevicesFactory.cpp
similarity index 91%
rename from audio/core/all-versions/default/include/core/all-versions/default/DevicesFactory.impl.h
rename to audio/core/all-versions/default/DevicesFactory.cpp
index a9f59fb..729f18c 100644
--- a/audio/core/all-versions/default/include/core/all-versions/default/DevicesFactory.impl.h
+++ b/audio/core/all-versions/default/DevicesFactory.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,11 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#define LOG_TAG "DevicesFactoryHAL"
+
+#include "core/default/DevicesFactory.h"
+#include "core/default/Device.h"
+#include "core/default/PrimaryDevice.h"
 
 #include <string.h>
 
@@ -23,10 +27,10 @@
 namespace android {
 namespace hardware {
 namespace audio {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
-#ifdef AUDIO_HAL_VERSION_2_0
+#if MAJOR_VERSION == 2
 Return<void> DevicesFactory::openDevice(IDevicesFactory::Device device, openDevice_cb _hidl_cb) {
     switch (device) {
         case IDevicesFactory::Device::PRIMARY:
@@ -43,8 +47,7 @@
     _hidl_cb(Result::INVALID_ARGUMENTS, nullptr);
     return Void();
 }
-#endif
-#ifdef AUDIO_HAL_VERSION_4_0
+#elif MAJOR_VERSION >= 4
 Return<void> DevicesFactory::openDevice(const hidl_string& moduleName, openDevice_cb _hidl_cb) {
     if (moduleName == AUDIO_HARDWARE_MODULE_ID_PRIMARY) {
         return openDevice<PrimaryDevice>(moduleName.c_str(), _hidl_cb);
@@ -111,7 +114,7 @@
 }
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
diff --git a/audio/core/all-versions/OWNERS b/audio/core/all-versions/default/OWNERS
similarity index 100%
rename from audio/core/all-versions/OWNERS
rename to audio/core/all-versions/default/OWNERS
diff --git a/audio/core/all-versions/default/include/core/all-versions/default/ParametersUtil.impl.h b/audio/core/all-versions/default/ParametersUtil.cpp
similarity index 95%
rename from audio/core/all-versions/default/include/core/all-versions/default/ParametersUtil.impl.h
rename to audio/core/all-versions/default/ParametersUtil.cpp
index 34bc53c..0c8e28a 100644
--- a/audio/core/all-versions/default/include/core/all-versions/default/ParametersUtil.impl.h
+++ b/audio/core/all-versions/default/ParametersUtil.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,14 +14,16 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
-#include <core/all-versions/default/Conversions.h>
+#include "core/default/ParametersUtil.h"
+#include "core/default/Conversions.h"
+#include "core/default/Util.h"
+
 #include <system/audio.h>
 
 namespace android {
 namespace hardware {
 namespace audio {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
 /** Converts a status_t in Result according to the rules of AudioParameter::get*
@@ -159,7 +161,7 @@
 }
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
diff --git a/audio/core/all-versions/default/include/core/all-versions/default/PrimaryDevice.impl.h b/audio/core/all-versions/default/PrimaryDevice.cpp
similarity index 94%
rename from audio/core/all-versions/default/include/core/all-versions/default/PrimaryDevice.impl.h
rename to audio/core/all-versions/default/PrimaryDevice.cpp
index f269dd4..99590b0 100644
--- a/audio/core/all-versions/default/include/core/all-versions/default/PrimaryDevice.impl.h
+++ b/audio/core/all-versions/default/PrimaryDevice.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,23 +14,26 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#define LOG_TAG "PrimaryDeviceHAL"
 
-#ifdef AUDIO_HAL_VERSION_4_0
+#include "core/default/PrimaryDevice.h"
+#include "core/default/Util.h"
+
+#if MAJOR_VERSION >= 4
 #include <cmath>
 #endif
 
 namespace android {
 namespace hardware {
 namespace audio {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
 PrimaryDevice::PrimaryDevice(audio_hw_device_t* device) : mDevice(new Device(device)) {}
 
 PrimaryDevice::~PrimaryDevice() {}
 
-// Methods from ::android::hardware::audio::AUDIO_HAL_VERSION::IDevice follow.
+// Methods from ::android::hardware::audio::CPP_VERSION::IDevice follow.
 Return<Result> PrimaryDevice::initCheck() {
     return mDevice->initCheck();
 }
@@ -64,7 +67,7 @@
     return mDevice->getInputBufferSize(config, _hidl_cb);
 }
 
-#ifdef AUDIO_HAL_VERSION_2_0
+#if MAJOR_VERSION == 2
 Return<void> PrimaryDevice::openOutputStream(int32_t ioHandle, const DeviceAddress& device,
                                              const AudioConfig& config,
                                              AudioOutputFlagBitfield flags,
@@ -77,7 +80,7 @@
                                             AudioSource source, openInputStream_cb _hidl_cb) {
     return mDevice->openInputStream(ioHandle, device, config, flags, source, _hidl_cb);
 }
-#elif defined(AUDIO_HAL_VERSION_4_0)
+#elif MAJOR_VERSION >= 4
 Return<void> PrimaryDevice::openOutputStream(int32_t ioHandle, const DeviceAddress& device,
                                              const AudioConfig& config,
                                              AudioOutputFlagBitfield flags,
@@ -120,7 +123,7 @@
     return mDevice->setScreenState(turnedOn);
 }
 
-#ifdef AUDIO_HAL_VERSION_2_0
+#if MAJOR_VERSION == 2
 Return<AudioHwSync> PrimaryDevice::getHwAvSync() {
     return mDevice->getHwAvSync();
 }
@@ -137,7 +140,7 @@
 Return<void> PrimaryDevice::debugDump(const hidl_handle& fd) {
     return mDevice->debugDump(fd);
 }
-#elif defined(AUDIO_HAL_VERSION_4_0)
+#elif MAJOR_VERSION >= 4
 Return<void> PrimaryDevice::getHwAvSync(getHwAvSync_cb _hidl_cb) {
     return mDevice->getHwAvSync(_hidl_cb);
 }
@@ -158,7 +161,7 @@
 }
 #endif
 
-// Methods from ::android::hardware::audio::AUDIO_HAL_VERSION::IPrimaryDevice follow.
+// Methods from ::android::hardware::audio::CPP_VERSION::IPrimaryDevice follow.
 Return<Result> PrimaryDevice::setVoiceVolume(float volume) {
     if (!isGainNormalized(volume)) {
         ALOGW("Can not set a voice volume (%f) outside [0,1]", volume);
@@ -271,7 +274,7 @@
     return mDevice->setParam(AUDIO_PARAMETER_KEY_HAC, enabled);
 }
 
-#ifdef AUDIO_HAL_VERSION_4_0
+#if MAJOR_VERSION >= 4
 Return<Result> PrimaryDevice::setBtScoHeadsetDebugName(const hidl_string& name) {
     return mDevice->setParam(AUDIO_PARAMETER_KEY_BT_SCO_HEADSET_NAME, name.c_str());
 }
@@ -307,7 +310,7 @@
 }
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
diff --git a/audio/core/all-versions/default/include/core/all-versions/default/Stream.impl.h b/audio/core/all-versions/default/Stream.cpp
similarity index 94%
rename from audio/core/all-versions/default/include/core/all-versions/default/Stream.impl.h
rename to audio/core/all-versions/default/Stream.cpp
index 72d7a37..b995657 100644
--- a/audio/core/all-versions/default/include/core/all-versions/default/Stream.impl.h
+++ b/audio/core/all-versions/default/Stream.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,12 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#define LOG_TAG "StreamHAL"
+
+#include "core/default/Stream.h"
+#include "common/all-versions/default/EffectMap.h"
+#include "core/default/Conversions.h"
+#include "core/default/Util.h"
 
 #include <inttypes.h>
 
@@ -28,7 +33,7 @@
 namespace android {
 namespace hardware {
 namespace audio {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
 Stream::Stream(audio_stream_t* stream) : mStream(stream) {}
@@ -42,7 +47,6 @@
     return util::analyzeStatus("stream", funcName, status);
 }
 
-
 // static
 Result Stream::analyzeStatus(const char* funcName, int status,
                              const std::vector<int>& ignoreErrors) {
@@ -57,7 +61,7 @@
     return mStream->set_parameters(mStream, keysAndValues);
 }
 
-// Methods from ::android::hardware::audio::AUDIO_HAL_VERSION::IStream follow.
+// Methods from ::android::hardware::audio::CPP_VERSION::IStream follow.
 Return<uint64_t> Stream::getFrameSize() {
     // Needs to be implemented by interface subclasses. But can't be declared as pure virtual,
     // since interface subclasses implementation do not inherit from this class.
@@ -79,7 +83,7 @@
     return mStream->get_sample_rate(mStream);
 }
 
-#ifdef AUDIO_HAL_VERSION_2_0
+#if MAJOR_VERSION == 2
 Return<void> Stream::getSupportedSampleRates(getSupportedSampleRates_cb _hidl_cb) {
     return getSupportedSampleRates(getFormat(), _hidl_cb);
 }
@@ -107,9 +111,9 @@
             result = Result::NOT_SUPPORTED;
         }
     }
-#ifdef AUDIO_HAL_VERSION_2_0
+#if MAJOR_VERSION == 2
     _hidl_cb(sampleRates);
-#elif AUDIO_HAL_VERSION_4_0
+#elif MAJOR_VERSION >= 4
     _hidl_cb(result, sampleRates);
 #endif
     return Void();
@@ -136,9 +140,9 @@
             result = Result::NOT_SUPPORTED;
         }
     }
-#ifdef AUDIO_HAL_VERSION_2_0
+#if MAJOR_VERSION == 2
     _hidl_cb(channelMasks);
-#elif defined(AUDIO_HAL_VERSION_4_0)
+#elif MAJOR_VERSION >= 4
     _hidl_cb(result, channelMasks);
 #endif
     return Void();
@@ -217,7 +221,7 @@
     return setParam(AudioParameter::keyStreamHwAvSync, static_cast<int>(hwAvSync));
 }
 
-#ifdef AUDIO_HAL_VERSION_2_0
+#if MAJOR_VERSION == 2
 Return<AudioDevice> Stream::getDevice() {
     int device = 0;
     Result retval = getParam(AudioParameter::keyRouting, &device);
@@ -242,7 +246,7 @@
         connected ? AudioParameter::keyStreamConnect : AudioParameter::keyStreamDisconnect,
         address);
 }
-#elif defined(AUDIO_HAL_VERSION_4_0)
+#elif MAJOR_VERSION >= 4
 Return<void> Stream::getDevices(getDevices_cb _hidl_cb) {
     int device = 0;
     Result retval = getParam(AudioParameter::keyRouting, &device);
@@ -314,14 +318,14 @@
     return Void();
 }
 
-#ifdef AUDIO_HAL_VERSION_2_0
+#if MAJOR_VERSION == 2
 Return<void> Stream::debugDump(const hidl_handle& fd) {
     return debug(fd, {} /* options */);
 }
 #endif
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
diff --git a/audio/core/all-versions/default/include/core/all-versions/default/StreamIn.impl.h b/audio/core/all-versions/default/StreamIn.cpp
similarity index 95%
rename from audio/core/all-versions/default/include/core/all-versions/default/StreamIn.impl.h
rename to audio/core/all-versions/default/StreamIn.cpp
index 64c85ab..8446382 100644
--- a/audio/core/all-versions/default/include/core/all-versions/default/StreamIn.impl.h
+++ b/audio/core/all-versions/default/StreamIn.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,11 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#define LOG_TAG "StreamInHAL"
+
+#include "core/default/StreamIn.h"
+#include "core/default/Conversions.h"
+#include "core/default/Util.h"
 
 //#define LOG_NDEBUG 0
 #define ATRACE_TAG ATRACE_TAG_AUDIO
@@ -24,17 +28,15 @@
 #include <utils/Trace.h>
 #include <memory>
 
-using ::android::hardware::audio::AUDIO_HAL_VERSION::MessageQueueFlagBits;
-#include "Conversions.h"
+using ::android::hardware::audio::common::CPP_VERSION::ThreadInfo;
+using ::android::hardware::audio::CPP_VERSION::MessageQueueFlagBits;
 
 namespace android {
 namespace hardware {
 namespace audio {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::ThreadInfo;
-
 namespace {
 
 class ReadThread : public Thread {
@@ -162,7 +164,7 @@
     mStream = nullptr;
 }
 
-// Methods from ::android::hardware::audio::AUDIO_HAL_VERSION::IStream follow.
+// Methods from ::android::hardware::audio::CPP_VERSION::IStream follow.
 Return<uint64_t> StreamIn::getFrameSize() {
     return audio_stream_in_frame_size(mStream);
 }
@@ -179,7 +181,7 @@
     return mStreamCommon->getSampleRate();
 }
 
-#ifdef AUDIO_HAL_VERSION_2_0
+#if MAJOR_VERSION == 2
 Return<void> StreamIn::getSupportedChannelMasks(getSupportedChannelMasks_cb _hidl_cb) {
     return mStreamCommon->getSupportedChannelMasks(_hidl_cb);
 }
@@ -241,7 +243,7 @@
     return mStreamCommon->setHwAvSync(hwAvSync);
 }
 
-#ifdef AUDIO_HAL_VERSION_2_0
+#if MAJOR_VERSION == 2
 Return<Result> StreamIn::setConnectedState(const DeviceAddress& address, bool connected) {
     return mStreamCommon->setConnectedState(address, connected);
 }
@@ -265,7 +267,7 @@
 Return<void> StreamIn::debugDump(const hidl_handle& fd) {
     return mStreamCommon->debugDump(fd);
 }
-#elif defined(AUDIO_HAL_VERSION_4_0)
+#elif MAJOR_VERSION >= 4
 Return<void> StreamIn::getDevices(getDevices_cb _hidl_cb) {
     return mStreamCommon->getDevices(_hidl_cb);
 }
@@ -313,7 +315,7 @@
     return Result::OK;
 }
 
-// Methods from ::android::hardware::audio::AUDIO_HAL_VERSION::IStreamIn follow.
+// Methods from ::android::hardware::audio::CPP_VERSION::IStreamIn follow.
 Return<void> StreamIn::getAudioSource(getAudioSource_cb _hidl_cb) {
     int halSource;
     Result retval = mStreamCommon->getParam(AudioParameter::keyInputSource, &halSource);
@@ -342,7 +344,6 @@
     auto sendError = [&threadInfo, &_hidl_cb](Result result) {
         _hidl_cb(result, CommandMQ::Descriptor(), DataMQ::Descriptor(), StatusMQ::Descriptor(),
                  threadInfo);
-
     };
 
     // Create message queues.
@@ -448,7 +449,7 @@
     return mStreamCommon->debug(fd, options);
 }
 
-#ifdef AUDIO_HAL_VERSION_4_0
+#if MAJOR_VERSION >= 4
 Return<void> StreamIn::updateSinkMetadata(const SinkMetadata& sinkMetadata) {
     if (mStream->update_sink_metadata == nullptr) {
         return Void();  // not supported by the HAL
@@ -460,7 +461,8 @@
             {.source = static_cast<audio_source_t>(metadata.source), .gain = metadata.gain});
     }
     const sink_metadata_t halMetadata = {
-        .track_count = halTracks.size(), .tracks = halTracks.data(),
+        .track_count = halTracks.size(),
+        .tracks = halTracks.data(),
     };
     mStream->update_sink_metadata(mStream, &halMetadata);
     return Void();
@@ -487,7 +489,7 @@
 #endif
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
diff --git a/audio/core/all-versions/default/include/core/all-versions/default/StreamOut.impl.h b/audio/core/all-versions/default/StreamOut.cpp
similarity index 96%
rename from audio/core/all-versions/default/include/core/all-versions/default/StreamOut.impl.h
rename to audio/core/all-versions/default/StreamOut.cpp
index 6fb157f..3a75948 100644
--- a/audio/core/all-versions/default/include/core/all-versions/default/StreamOut.impl.h
+++ b/audio/core/all-versions/default/StreamOut.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,10 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#define LOG_TAG "StreamOutHAL"
+
+#include "core/default/StreamOut.h"
+#include "core/default/Util.h"
 
 //#define LOG_NDEBUG 0
 #define ATRACE_TAG ATRACE_TAG_AUDIO
@@ -28,10 +31,10 @@
 namespace android {
 namespace hardware {
 namespace audio {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::ThreadInfo;
+using ::android::hardware::audio::common::CPP_VERSION::ThreadInfo;
 
 namespace {
 
@@ -165,7 +168,7 @@
     mStream = nullptr;
 }
 
-// Methods from ::android::hardware::audio::AUDIO_HAL_VERSION::IStream follow.
+// Methods from ::android::hardware::audio::CPP_VERSION::IStream follow.
 Return<uint64_t> StreamOut::getFrameSize() {
     return audio_stream_out_frame_size(mStream);
 }
@@ -182,7 +185,7 @@
     return mStreamCommon->getSampleRate();
 }
 
-#ifdef AUDIO_HAL_VERSION_2_0
+#if MAJOR_VERSION == 2
 Return<void> StreamOut::getSupportedChannelMasks(getSupportedChannelMasks_cb _hidl_cb) {
     return mStreamCommon->getSupportedChannelMasks(_hidl_cb);
 }
@@ -244,7 +247,7 @@
     return mStreamCommon->setHwAvSync(hwAvSync);
 }
 
-#ifdef AUDIO_HAL_VERSION_2_0
+#if MAJOR_VERSION == 2
 Return<Result> StreamOut::setConnectedState(const DeviceAddress& address, bool connected) {
     return mStreamCommon->setConnectedState(address, connected);
 }
@@ -269,7 +272,7 @@
 Return<void> StreamOut::debugDump(const hidl_handle& fd) {
     return mStreamCommon->debugDump(fd);
 }
-#elif defined(AUDIO_HAL_VERSION_4_0)
+#elif MAJOR_VERSION >= 4
 Return<void> StreamOut::getDevices(getDevices_cb _hidl_cb) {
     return mStreamCommon->getDevices(_hidl_cb);
 }
@@ -301,7 +304,7 @@
     return Result::OK;
 }
 
-// Methods from ::android::hardware::audio::AUDIO_HAL_VERSION::IStreamOut follow.
+// Methods from ::android::hardware::audio::CPP_VERSION::IStreamOut follow.
 Return<uint32_t> StreamOut::getLatency() {
     return mStream->get_latency(mStream);
 }
@@ -326,7 +329,6 @@
     auto sendError = [&threadInfo, &_hidl_cb](Result result) {
         _hidl_cb(result, CommandMQ::Descriptor(), DataMQ::Descriptor(), StatusMQ::Descriptor(),
                  threadInfo);
-
     };
 
     // Create message queues.
@@ -545,7 +547,7 @@
     return mStreamCommon->debug(fd, options);
 }
 
-#ifdef AUDIO_HAL_VERSION_4_0
+#if MAJOR_VERSION >= 4
 Return<void> StreamOut::updateSourceMetadata(const SourceMetadata& sourceMetadata) {
     if (mStream->update_source_metadata == nullptr) {
         return Void();  // not supported by the HAL
@@ -560,7 +562,8 @@
         });
     }
     const source_metadata_t halMetadata = {
-        .track_count = halTracks.size(), .tracks = halTracks.data(),
+        .track_count = halTracks.size(),
+        .tracks = halTracks.data(),
     };
     mStream->update_source_metadata(mStream, &halMetadata);
     return Void();
@@ -571,7 +574,7 @@
 #endif
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
diff --git a/audio/core/all-versions/default/include/core/all-versions/default/Conversions.h b/audio/core/all-versions/default/include/core/default/Conversions.h
similarity index 72%
rename from audio/core/all-versions/default/include/core/all-versions/default/Conversions.h
rename to audio/core/all-versions/default/include/core/default/Conversions.h
index b38eca3..2c33c6b 100644
--- a/audio/core/all-versions/default/include/core/all-versions/default/Conversions.h
+++ b/audio/core/all-versions/default/include/core/default/Conversions.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,10 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#ifndef ANDROID_HARDWARE_AUDIO_CONVERSIONS_H_
+#define ANDROID_HARDWARE_AUDIO_CONVERSIONS_H_
+
+#include PATH(android/hardware/audio/FILE_VERSION/types.h)
 
 #include <string>
 
@@ -23,20 +26,22 @@
 namespace android {
 namespace hardware {
 namespace audio {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
-using ::android::hardware::audio::AUDIO_HAL_VERSION::DeviceAddress;
+using ::android::hardware::audio::CPP_VERSION::DeviceAddress;
 
 std::string deviceAddressToHal(const DeviceAddress& address);
 
-#ifdef AUDIO_HAL_VERSION_4_0
+#if MAJOR_VERSION >= 4
 bool halToMicrophoneCharacteristics(MicrophoneInfo* pDst,
                                     const struct audio_microphone_characteristic_t& src);
 #endif
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
+
+#endif  // ANDROID_HARDWARE_AUDIO_CONVERSIONS_H_
diff --git a/audio/core/all-versions/default/include/core/all-versions/default/Device.h b/audio/core/all-versions/default/include/core/default/Device.h
similarity index 73%
rename from audio/core/all-versions/default/include/core/all-versions/default/Device.h
rename to audio/core/all-versions/default/include/core/default/Device.h
index 222d3de..9975d5b 100644
--- a/audio/core/all-versions/default/include/core/all-versions/default/Device.h
+++ b/audio/core/all-versions/default/include/core/default/Device.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,12 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#ifndef ANDROID_HARDWARE_AUDIO_DEVICE_H
+#define ANDROID_HARDWARE_AUDIO_DEVICE_H
+
+#include PATH(android/hardware/audio/FILE_VERSION/IDevice.h)
+
+#include "ParametersUtil.h"
 
 #include <memory>
 
@@ -30,41 +35,43 @@
 namespace android {
 namespace hardware {
 namespace audio {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioConfig;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioHwSync;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioInputFlag;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioOutputFlag;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioPatchHandle;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioPort;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioPortConfig;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioSource;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::implementation::AudioInputFlagBitfield;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::implementation::
-    AudioOutputFlagBitfield;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::DeviceAddress;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::IDevice;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::IStreamIn;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::IStreamOut;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::ParameterValue;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::Result;
+using ::android::sp;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
 using ::android::hardware::Return;
 using ::android::hardware::Void;
-using ::android::hardware::hidl_vec;
-using ::android::hardware::hidl_string;
-using ::android::sp;
+using ::android::hardware::audio::common::CPP_VERSION::AudioConfig;
+using ::android::hardware::audio::common::CPP_VERSION::AudioHwSync;
+using ::android::hardware::audio::common::CPP_VERSION::AudioInputFlag;
+using ::android::hardware::audio::common::CPP_VERSION::AudioOutputFlag;
+using ::android::hardware::audio::common::CPP_VERSION::AudioPatchHandle;
+using ::android::hardware::audio::common::CPP_VERSION::AudioPort;
+using ::android::hardware::audio::common::CPP_VERSION::AudioPortConfig;
+using ::android::hardware::audio::common::CPP_VERSION::AudioSource;
+using ::android::hardware::audio::common::CPP_VERSION::implementation::AudioInputFlagBitfield;
+using ::android::hardware::audio::common::CPP_VERSION::implementation::AudioOutputFlagBitfield;
+using ::android::hardware::audio::CPP_VERSION::DeviceAddress;
+using ::android::hardware::audio::CPP_VERSION::IDevice;
+using ::android::hardware::audio::CPP_VERSION::IStreamIn;
+using ::android::hardware::audio::CPP_VERSION::IStreamOut;
+using ::android::hardware::audio::CPP_VERSION::ParameterValue;
+using ::android::hardware::audio::CPP_VERSION::Result;
 
-#ifdef AUDIO_HAL_VERSION_4_0
-using ::android::hardware::audio::AUDIO_HAL_VERSION::SourceMetadata;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::SinkMetadata;
+#if MAJOR_VERSION == 4
+using ::android::hardware::audio::CPP_VERSION::SinkMetadata;
+using ::android::hardware::audio::CPP_VERSION::SourceMetadata;
+#elif MAJOR_VERSION >= 5
+using ::android::hardware::audio::common::CPP_VERSION::SinkMetadata;
+using ::android::hardware::audio::common::CPP_VERSION::SourceMetadata;
 #endif
 
 struct Device : public IDevice, public ParametersUtil {
     explicit Device(audio_hw_device_t* device);
 
-    // Methods from ::android::hardware::audio::AUDIO_HAL_VERSION::IDevice follow.
+    // Methods from ::android::hardware::audio::CPP_VERSION::IDevice follow.
     Return<Result> initCheck() override;
     Return<Result> setMasterVolume(float volume) override;
     Return<void> getMasterVolume(getMasterVolume_cb _hidl_cb) override;
@@ -79,11 +86,11 @@
     Return<void> openInputStream(int32_t ioHandle, const DeviceAddress& device,
                                  const AudioConfig& config, AudioInputFlagBitfield flags,
                                  AudioSource source, openInputStream_cb _hidl_cb);
-#ifdef AUDIO_HAL_VERSION_2_0
+#if MAJOR_VERSION == 2
     Return<void> openOutputStream(int32_t ioHandle, const DeviceAddress& device,
                                   const AudioConfig& config, AudioOutputFlagBitfield flags,
                                   openOutputStream_cb _hidl_cb) override;
-#elif defined(AUDIO_HAL_VERSION_4_0)
+#elif MAJOR_VERSION >= 4
     Return<void> openOutputStream(int32_t ioHandle, const DeviceAddress& device,
                                   const AudioConfig& config, AudioOutputFlagBitfield flags,
                                   const SourceMetadata& sourceMetadata,
@@ -104,13 +111,13 @@
 
     Return<Result> setScreenState(bool turnedOn) override;
 
-#ifdef AUDIO_HAL_VERSION_2_0
+#if MAJOR_VERSION == 2
     Return<AudioHwSync> getHwAvSync() override;
     Return<void> getParameters(const hidl_vec<hidl_string>& keys,
                                getParameters_cb _hidl_cb) override;
     Return<Result> setParameters(const hidl_vec<ParameterValue>& parameters) override;
     Return<void> debugDump(const hidl_handle& fd) override;
-#elif defined(AUDIO_HAL_VERSION_4_0)
+#elif MAJOR_VERSION >= 4
     Return<void> getHwAvSync(getHwAvSync_cb _hidl_cb) override;
     Return<void> getParameters(const hidl_vec<ParameterValue>& context,
                                const hidl_vec<hidl_string>& keys,
@@ -143,7 +150,9 @@
 };
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
+
+#endif  // ANDROID_HARDWARE_AUDIO_DEVICE_H
diff --git a/audio/core/all-versions/default/include/core/all-versions/default/DevicesFactory.h b/audio/core/all-versions/default/include/core/default/DevicesFactory.h
similarity index 75%
rename from audio/core/all-versions/default/include/core/all-versions/default/DevicesFactory.h
rename to audio/core/all-versions/default/include/core/default/DevicesFactory.h
index 1509ad1..3413853 100644
--- a/audio/core/all-versions/default/include/core/all-versions/default/DevicesFactory.h
+++ b/audio/core/all-versions/default/include/core/default/DevicesFactory.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,10 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#ifndef ANDROID_HARDWARE_AUDIO_DEVICESFACTORY_H
+#define ANDROID_HARDWARE_AUDIO_DEVICESFACTORY_H
+
+#include PATH(android/hardware/audio/FILE_VERSION/IDevicesFactory.h)
 
 #include <hardware/audio.h>
 
@@ -24,23 +27,22 @@
 namespace android {
 namespace hardware {
 namespace audio {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
-using ::android::hardware::audio::AUDIO_HAL_VERSION::IDevice;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::IDevicesFactory;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::Result;
+using ::android::sp;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
 using ::android::hardware::Return;
 using ::android::hardware::Void;
-using ::android::hardware::hidl_vec;
-using ::android::hardware::hidl_string;
-using ::android::sp;
+using ::android::hardware::audio::CPP_VERSION::IDevice;
+using ::android::hardware::audio::CPP_VERSION::IDevicesFactory;
+using ::android::hardware::audio::CPP_VERSION::Result;
 
 struct DevicesFactory : public IDevicesFactory {
-#ifdef AUDIO_HAL_VERSION_2_0
+#if MAJOR_VERSION == 2
     Return<void> openDevice(IDevicesFactory::Device device, openDevice_cb _hidl_cb) override;
-#endif
-#ifdef AUDIO_HAL_VERSION_4_0
+#elif MAJOR_VERSION >= 4
     Return<void> openDevice(const hidl_string& device, openDevice_cb _hidl_cb) override;
     Return<void> openPrimaryDevice(openPrimaryDevice_cb _hidl_cb) override;
 #endif
@@ -56,7 +58,9 @@
 extern "C" IDevicesFactory* HIDL_FETCH_IDevicesFactory(const char* name);
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
+
+#endif  // ANDROID_HARDWARE_AUDIO_DEVICESFACTORY_H
diff --git a/audio/core/all-versions/default/include/core/all-versions/default/ParametersUtil.h b/audio/core/all-versions/default/include/core/default/ParametersUtil.h
similarity index 80%
rename from audio/core/all-versions/default/include/core/all-versions/default/ParametersUtil.h
rename to audio/core/all-versions/default/include/core/default/ParametersUtil.h
index 35ff110..ba4ca0c 100644
--- a/audio/core/all-versions/default/include/core/all-versions/default/ParametersUtil.h
+++ b/audio/core/all-versions/default/include/core/default/ParametersUtil.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,10 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#ifndef ANDROID_HARDWARE_AUDIO_PARAMETERS_UTIL_H_
+#define ANDROID_HARDWARE_AUDIO_PARAMETERS_UTIL_H_
+
+#include PATH(android/hardware/audio/FILE_VERSION/types.h)
 
 #include <functional>
 #include <memory>
@@ -25,14 +28,14 @@
 namespace android {
 namespace hardware {
 namespace audio {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
-using ::android::hardware::audio::AUDIO_HAL_VERSION::DeviceAddress;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::ParameterValue;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::Result;
 using ::android::hardware::hidl_string;
 using ::android::hardware::hidl_vec;
+using ::android::hardware::audio::CPP_VERSION::DeviceAddress;
+using ::android::hardware::audio::CPP_VERSION::ParameterValue;
+using ::android::hardware::audio::CPP_VERSION::Result;
 
 class ParametersUtil {
    public:
@@ -60,7 +63,9 @@
 };
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
+
+#endif  // ANDROID_HARDWARE_AUDIO_PARAMETERS_UTIL_H_
diff --git a/audio/core/all-versions/default/include/core/all-versions/default/PrimaryDevice.h b/audio/core/all-versions/default/include/core/default/PrimaryDevice.h
similarity index 77%
rename from audio/core/all-versions/default/include/core/all-versions/default/PrimaryDevice.h
rename to audio/core/all-versions/default/include/core/default/PrimaryDevice.h
index 42996d7..2f7332e 100644
--- a/audio/core/all-versions/default/include/core/all-versions/default/PrimaryDevice.h
+++ b/audio/core/all-versions/default/include/core/default/PrimaryDevice.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,12 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#ifndef ANDROID_HARDWARE_AUDIO_PRIMARYDEVICE_H
+#define ANDROID_HARDWARE_AUDIO_PRIMARYDEVICE_H
+
+#include PATH(android/hardware/audio/FILE_VERSION/IPrimaryDevice.h)
+
+#include "Device.h"
 
 #include <hidl/Status.h>
 
@@ -23,33 +28,33 @@
 namespace android {
 namespace hardware {
 namespace audio {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioConfig;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioInputFlag;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioMode;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioOutputFlag;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioPort;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioPortConfig;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioSource;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::DeviceAddress;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::IDevice;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::IPrimaryDevice;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::IStreamIn;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::IStreamOut;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::ParameterValue;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::Result;
+using ::android::sp;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
 using ::android::hardware::Return;
 using ::android::hardware::Void;
-using ::android::hardware::hidl_vec;
-using ::android::hardware::hidl_string;
-using ::android::sp;
+using ::android::hardware::audio::common::CPP_VERSION::AudioConfig;
+using ::android::hardware::audio::common::CPP_VERSION::AudioInputFlag;
+using ::android::hardware::audio::common::CPP_VERSION::AudioMode;
+using ::android::hardware::audio::common::CPP_VERSION::AudioOutputFlag;
+using ::android::hardware::audio::common::CPP_VERSION::AudioPort;
+using ::android::hardware::audio::common::CPP_VERSION::AudioPortConfig;
+using ::android::hardware::audio::common::CPP_VERSION::AudioSource;
+using ::android::hardware::audio::CPP_VERSION::DeviceAddress;
+using ::android::hardware::audio::CPP_VERSION::IDevice;
+using ::android::hardware::audio::CPP_VERSION::IPrimaryDevice;
+using ::android::hardware::audio::CPP_VERSION::IStreamIn;
+using ::android::hardware::audio::CPP_VERSION::IStreamOut;
+using ::android::hardware::audio::CPP_VERSION::ParameterValue;
+using ::android::hardware::audio::CPP_VERSION::Result;
 
 struct PrimaryDevice : public IPrimaryDevice {
     explicit PrimaryDevice(audio_hw_device_t* device);
 
-    // Methods from ::android::hardware::audio::AUDIO_HAL_VERSION::IDevice follow.
+    // Methods from ::android::hardware::audio::CPP_VERSION::IDevice follow.
     Return<Result> initCheck() override;
     Return<Result> setMasterVolume(float volume) override;
     Return<void> getMasterVolume(getMasterVolume_cb _hidl_cb) override;
@@ -62,7 +67,7 @@
 
     Return<void> openOutputStream(int32_t ioHandle, const DeviceAddress& device,
                                   const AudioConfig& config, AudioOutputFlagBitfield flags,
-#ifdef AUDIO_HAL_VERSION_4_0
+#if MAJOR_VERSION >= 4
                                   const SourceMetadata& sourceMetadata,
 #endif
                                   openOutputStream_cb _hidl_cb) override;
@@ -70,7 +75,7 @@
     Return<void> openInputStream(int32_t ioHandle, const DeviceAddress& device,
                                  const AudioConfig& config, AudioInputFlagBitfield flags,
                                  AudioSource source, openInputStream_cb _hidl_cb);
-#ifdef AUDIO_HAL_VERSION_4_0
+#if MAJOR_VERSION >= 4
     Return<void> openInputStream(int32_t ioHandle, const DeviceAddress& device,
                                  const AudioConfig& config, AudioInputFlagBitfield flags,
                                  const SinkMetadata& sinkMetadata,
@@ -87,13 +92,13 @@
 
     Return<Result> setScreenState(bool turnedOn) override;
 
-#ifdef AUDIO_HAL_VERSION_2_0
+#if MAJOR_VERSION == 2
     Return<AudioHwSync> getHwAvSync() override;
     Return<void> getParameters(const hidl_vec<hidl_string>& keys,
                                getParameters_cb _hidl_cb) override;
     Return<Result> setParameters(const hidl_vec<ParameterValue>& parameters) override;
     Return<void> debugDump(const hidl_handle& fd) override;
-#elif defined(AUDIO_HAL_VERSION_4_0)
+#elif MAJOR_VERSION >= 4
     Return<void> getHwAvSync(getHwAvSync_cb _hidl_cb) override;
     Return<void> getParameters(const hidl_vec<ParameterValue>& context,
                                const hidl_vec<hidl_string>& keys,
@@ -106,7 +111,7 @@
 
     Return<void> debug(const hidl_handle& fd, const hidl_vec<hidl_string>& options) override;
 
-    // Methods from ::android::hardware::audio::AUDIO_HAL_VERSION::IPrimaryDevice follow.
+    // Methods from ::android::hardware::audio::CPP_VERSION::IPrimaryDevice follow.
     Return<Result> setVoiceVolume(float volume) override;
     Return<Result> setMode(AudioMode mode) override;
     Return<void> getBtScoNrecEnabled(getBtScoNrecEnabled_cb _hidl_cb) override;
@@ -118,7 +123,7 @@
     Return<void> getHacEnabled(getHacEnabled_cb _hidl_cb) override;
     Return<Result> setHacEnabled(bool enabled) override;
 
-#ifdef AUDIO_HAL_VERSION_4_0
+#if MAJOR_VERSION >= 4
     Return<Result> setBtScoHeadsetDebugName(const hidl_string& name) override;
     Return<void> getBtHfpEnabled(getBtHfpEnabled_cb _hidl_cb) override;
     Return<Result> setBtHfpEnabled(bool enabled) override;
@@ -134,7 +139,9 @@
 };
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
+
+#endif  // ANDROID_HARDWARE_AUDIO_PRIMARYDEVICE_H
diff --git a/audio/core/all-versions/default/include/core/all-versions/default/Stream.h b/audio/core/all-versions/default/include/core/default/Stream.h
similarity index 88%
rename from audio/core/all-versions/default/include/core/all-versions/default/Stream.h
rename to audio/core/all-versions/default/include/core/default/Stream.h
index 7cf12dd..34d146e 100644
--- a/audio/core/all-versions/default/include/core/all-versions/default/Stream.h
+++ b/audio/core/all-versions/default/include/core/default/Stream.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,12 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#ifndef ANDROID_HARDWARE_AUDIO_STREAM_H
+#define ANDROID_HARDWARE_AUDIO_STREAM_H
+
+#include PATH(android/hardware/audio/FILE_VERSION/IStream.h)
+
+#include "ParametersUtil.h"
 
 #include <vector>
 
@@ -28,22 +33,22 @@
 namespace android {
 namespace hardware {
 namespace audio {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioChannelMask;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioDevice;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioFormat;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::implementation::AudioChannelBitfield;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::DeviceAddress;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::IStream;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::ParameterValue;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::Result;
+using ::android::sp;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
 using ::android::hardware::Return;
 using ::android::hardware::Void;
-using ::android::hardware::hidl_vec;
-using ::android::hardware::hidl_string;
-using ::android::sp;
+using ::android::hardware::audio::common::CPP_VERSION::AudioChannelMask;
+using ::android::hardware::audio::common::CPP_VERSION::AudioDevice;
+using ::android::hardware::audio::common::CPP_VERSION::AudioFormat;
+using ::android::hardware::audio::common::CPP_VERSION::implementation::AudioChannelBitfield;
+using ::android::hardware::audio::CPP_VERSION::DeviceAddress;
+using ::android::hardware::audio::CPP_VERSION::IStream;
+using ::android::hardware::audio::CPP_VERSION::ParameterValue;
+using ::android::hardware::audio::CPP_VERSION::Result;
 
 struct Stream : public IStream, public ParametersUtil {
     explicit Stream(audio_stream_t* stream);
@@ -55,12 +60,12 @@
      */
     static constexpr uint32_t MAX_BUFFER_SIZE = 2 << 30 /* == 1GiB */;
 
-    // Methods from ::android::hardware::audio::AUDIO_HAL_VERSION::IStream follow.
+    // Methods from ::android::hardware::audio::CPP_VERSION::IStream follow.
     Return<uint64_t> getFrameSize() override;
     Return<uint64_t> getFrameCount() override;
     Return<uint64_t> getBufferSize() override;
     Return<uint32_t> getSampleRate() override;
-#ifdef AUDIO_HAL_VERSION_2_0
+#if MAJOR_VERSION == 2
     Return<void> getSupportedSampleRates(getSupportedSampleRates_cb _hidl_cb) override;
     Return<void> getSupportedChannelMasks(getSupportedChannelMasks_cb _hidl_cb) override;
 #endif
@@ -76,14 +81,14 @@
     Return<Result> addEffect(uint64_t effectId) override;
     Return<Result> removeEffect(uint64_t effectId) override;
     Return<Result> standby() override;
-#ifdef AUDIO_HAL_VERSION_2_0
+#if MAJOR_VERSION == 2
     Return<AudioDevice> getDevice() override;
     Return<Result> setDevice(const DeviceAddress& address) override;
     Return<void> getParameters(const hidl_vec<hidl_string>& keys,
                                getParameters_cb _hidl_cb) override;
     Return<Result> setParameters(const hidl_vec<ParameterValue>& parameters) override;
     Return<Result> setConnectedState(const DeviceAddress& address, bool connected) override;
-#elif defined(AUDIO_HAL_VERSION_4_0)
+#elif MAJOR_VERSION >= 4
     Return<void> getDevices(getDevices_cb _hidl_cb) override;
     Return<Result> setDevices(const hidl_vec<DeviceAddress>& devices) override;
     Return<void> getParameters(const hidl_vec<ParameterValue>& context,
@@ -100,7 +105,7 @@
     Return<Result> close() override;
 
     Return<void> debug(const hidl_handle& fd, const hidl_vec<hidl_string>& options) override;
-#ifdef AUDIO_HAL_VERSION_2_0
+#if MAJOR_VERSION == 2
     Return<void> debugDump(const hidl_handle& fd) override;
 #endif
 
@@ -171,7 +176,7 @@
             halInfo.buffer_size_frames = abs(halInfo.buffer_size_frames);
             info.sharedMemory =  // hidl_memory size must always be positive
                 hidl_memory("audio_buffer", hidlHandle, frameSize * halInfo.buffer_size_frames);
-#ifdef AUDIO_HAL_VERSION_2_0
+#if MAJOR_VERSION == 2
             if (applicationShareable) {
                 halInfo.buffer_size_frames *= -1;
             }
@@ -210,7 +215,9 @@
 }
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
+
+#endif  // ANDROID_HARDWARE_AUDIO_STREAM_H
diff --git a/audio/core/all-versions/default/include/core/all-versions/default/StreamIn.h b/audio/core/all-versions/default/include/core/default/StreamIn.h
similarity index 81%
rename from audio/core/all-versions/default/include/core/all-versions/default/StreamIn.h
rename to audio/core/all-versions/default/include/core/default/StreamIn.h
index f226e63..057c6f3 100644
--- a/audio/core/all-versions/default/include/core/all-versions/default/StreamIn.h
+++ b/audio/core/all-versions/default/include/core/default/StreamIn.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,13 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#ifndef ANDROID_HARDWARE_AUDIO_STREAMIN_H
+#define ANDROID_HARDWARE_AUDIO_STREAMIN_H
+
+#include PATH(android/hardware/audio/FILE_VERSION/IStreamIn.h)
+
+#include "Device.h"
+#include "Stream.h"
 
 #include <atomic>
 #include <memory>
@@ -28,23 +34,23 @@
 namespace android {
 namespace hardware {
 namespace audio {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioChannelMask;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioDevice;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioFormat;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioSource;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::DeviceAddress;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::IStream;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::IStreamIn;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::ParameterValue;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::Result;
+using ::android::sp;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
 using ::android::hardware::Return;
 using ::android::hardware::Void;
-using ::android::hardware::hidl_vec;
-using ::android::hardware::hidl_string;
-using ::android::sp;
+using ::android::hardware::audio::common::CPP_VERSION::AudioChannelMask;
+using ::android::hardware::audio::common::CPP_VERSION::AudioDevice;
+using ::android::hardware::audio::common::CPP_VERSION::AudioFormat;
+using ::android::hardware::audio::common::CPP_VERSION::AudioSource;
+using ::android::hardware::audio::CPP_VERSION::DeviceAddress;
+using ::android::hardware::audio::CPP_VERSION::IStream;
+using ::android::hardware::audio::CPP_VERSION::IStreamIn;
+using ::android::hardware::audio::CPP_VERSION::ParameterValue;
+using ::android::hardware::audio::CPP_VERSION::Result;
 
 struct StreamIn : public IStreamIn {
     typedef MessageQueue<ReadParameters, kSynchronizedReadWrite> CommandMQ;
@@ -53,12 +59,12 @@
 
     StreamIn(const sp<Device>& device, audio_stream_in_t* stream);
 
-    // Methods from ::android::hardware::audio::AUDIO_HAL_VERSION::IStream follow.
+    // Methods from ::android::hardware::audio::CPP_VERSION::IStream follow.
     Return<uint64_t> getFrameSize() override;
     Return<uint64_t> getFrameCount() override;
     Return<uint64_t> getBufferSize() override;
     Return<uint32_t> getSampleRate() override;
-#ifdef AUDIO_HAL_VERSION_2_0
+#if MAJOR_VERSION == 2
     Return<void> getSupportedSampleRates(getSupportedSampleRates_cb _hidl_cb) override;
     Return<void> getSupportedChannelMasks(getSupportedChannelMasks_cb _hidl_cb) override;
 #endif
@@ -74,14 +80,14 @@
     Return<Result> addEffect(uint64_t effectId) override;
     Return<Result> removeEffect(uint64_t effectId) override;
     Return<Result> standby() override;
-#ifdef AUDIO_HAL_VERSION_2_0
+#if MAJOR_VERSION == 2
     Return<AudioDevice> getDevice() override;
     Return<Result> setDevice(const DeviceAddress& address) override;
     Return<void> getParameters(const hidl_vec<hidl_string>& keys,
                                getParameters_cb _hidl_cb) override;
     Return<Result> setParameters(const hidl_vec<ParameterValue>& parameters) override;
     Return<Result> setConnectedState(const DeviceAddress& address, bool connected) override;
-#elif defined(AUDIO_HAL_VERSION_4_0)
+#elif MAJOR_VERSION >= 4
     Return<void> getDevices(getDevices_cb _hidl_cb) override;
     Return<Result> setDevices(const hidl_vec<DeviceAddress>& devices) override;
     Return<void> getParameters(const hidl_vec<ParameterValue>& context,
@@ -94,11 +100,11 @@
     Return<Result> close() override;
 
     Return<void> debug(const hidl_handle& fd, const hidl_vec<hidl_string>& options) override;
-#ifdef AUDIO_HAL_VERSION_2_0
+#if MAJOR_VERSION == 2
     Return<void> debugDump(const hidl_handle& fd) override;
 #endif
 
-    // Methods from ::android::hardware::audio::AUDIO_HAL_VERSION::IStreamIn follow.
+    // Methods from ::android::hardware::audio::CPP_VERSION::IStreamIn follow.
     Return<void> getAudioSource(getAudioSource_cb _hidl_cb) override;
     Return<Result> setGain(float gain) override;
     Return<void> prepareForReading(uint32_t frameSize, uint32_t framesCount,
@@ -109,7 +115,7 @@
     Return<Result> stop() override;
     Return<void> createMmapBuffer(int32_t minSizeFrames, createMmapBuffer_cb _hidl_cb) override;
     Return<void> getMmapPosition(getMmapPosition_cb _hidl_cb) override;
-#ifdef AUDIO_HAL_VERSION_4_0
+#if MAJOR_VERSION >= 4
     Return<void> updateSinkMetadata(const SinkMetadata& sinkMetadata) override;
     Return<void> getActiveMicrophones(getActiveMicrophones_cb _hidl_cb) override;
 #endif
@@ -134,7 +140,9 @@
 };
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
+
+#endif  // ANDROID_HARDWARE_AUDIO_STREAMIN_H
diff --git a/audio/core/all-versions/default/include/core/all-versions/default/StreamOut.h b/audio/core/all-versions/default/include/core/default/StreamOut.h
similarity index 81%
rename from audio/core/all-versions/default/include/core/all-versions/default/StreamOut.h
rename to audio/core/all-versions/default/include/core/default/StreamOut.h
index 134d7b9..bcae97f 100644
--- a/audio/core/all-versions/default/include/core/all-versions/default/StreamOut.h
+++ b/audio/core/all-versions/default/include/core/default/StreamOut.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,13 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#ifndef ANDROID_HARDWARE_AUDIO_STREAMOUT_H
+#define ANDROID_HARDWARE_AUDIO_STREAMOUT_H
+
+#include PATH(android/hardware/audio/FILE_VERSION/IStreamOut.h)
+
+#include "Device.h"
+#include "Stream.h"
 
 #include <atomic>
 #include <memory>
@@ -28,25 +34,25 @@
 namespace android {
 namespace hardware {
 namespace audio {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioChannelMask;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioDevice;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioFormat;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::AudioDrain;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::DeviceAddress;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::IStream;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::IStreamOut;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::IStreamOutCallback;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::ParameterValue;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::Result;
-using ::android::hardware::audio::AUDIO_HAL_VERSION::TimeSpec;
+using ::android::sp;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
 using ::android::hardware::Return;
 using ::android::hardware::Void;
-using ::android::hardware::hidl_vec;
-using ::android::hardware::hidl_string;
-using ::android::sp;
+using ::android::hardware::audio::common::CPP_VERSION::AudioChannelMask;
+using ::android::hardware::audio::common::CPP_VERSION::AudioDevice;
+using ::android::hardware::audio::common::CPP_VERSION::AudioFormat;
+using ::android::hardware::audio::CPP_VERSION::AudioDrain;
+using ::android::hardware::audio::CPP_VERSION::DeviceAddress;
+using ::android::hardware::audio::CPP_VERSION::IStream;
+using ::android::hardware::audio::CPP_VERSION::IStreamOut;
+using ::android::hardware::audio::CPP_VERSION::IStreamOutCallback;
+using ::android::hardware::audio::CPP_VERSION::ParameterValue;
+using ::android::hardware::audio::CPP_VERSION::Result;
+using ::android::hardware::audio::CPP_VERSION::TimeSpec;
 
 struct StreamOut : public IStreamOut {
     typedef MessageQueue<WriteCommand, kSynchronizedReadWrite> CommandMQ;
@@ -55,12 +61,12 @@
 
     StreamOut(const sp<Device>& device, audio_stream_out_t* stream);
 
-    // Methods from ::android::hardware::audio::AUDIO_HAL_VERSION::IStream follow.
+    // Methods from ::android::hardware::audio::CPP_VERSION::IStream follow.
     Return<uint64_t> getFrameSize() override;
     Return<uint64_t> getFrameCount() override;
     Return<uint64_t> getBufferSize() override;
     Return<uint32_t> getSampleRate() override;
-#ifdef AUDIO_HAL_VERSION_2_0
+#if MAJOR_VERSION == 2
     Return<void> getSupportedSampleRates(getSupportedSampleRates_cb _hidl_cb) override;
     Return<void> getSupportedChannelMasks(getSupportedChannelMasks_cb _hidl_cb) override;
 #endif
@@ -76,14 +82,14 @@
     Return<Result> addEffect(uint64_t effectId) override;
     Return<Result> removeEffect(uint64_t effectId) override;
     Return<Result> standby() override;
-#ifdef AUDIO_HAL_VERSION_2_0
+#if MAJOR_VERSION == 2
     Return<AudioDevice> getDevice() override;
     Return<Result> setDevice(const DeviceAddress& address) override;
     Return<void> getParameters(const hidl_vec<hidl_string>& keys,
                                getParameters_cb _hidl_cb) override;
     Return<Result> setParameters(const hidl_vec<ParameterValue>& parameters) override;
     Return<Result> setConnectedState(const DeviceAddress& address, bool connected) override;
-#elif defined(AUDIO_HAL_VERSION_4_0)
+#elif MAJOR_VERSION >= 4
     Return<void> getDevices(getDevices_cb _hidl_cb) override;
     Return<Result> setDevices(const hidl_vec<DeviceAddress>& devices) override;
     Return<void> getParameters(const hidl_vec<ParameterValue>& context,
@@ -96,11 +102,11 @@
     Return<Result> close() override;
 
     Return<void> debug(const hidl_handle& fd, const hidl_vec<hidl_string>& options) override;
-#ifdef AUDIO_HAL_VERSION_2_0
+#if MAJOR_VERSION == 2
     Return<void> debugDump(const hidl_handle& fd) override;
 #endif
 
-    // Methods from ::android::hardware::audio::AUDIO_HAL_VERSION::IStreamOut follow.
+    // Methods from ::android::hardware::audio::CPP_VERSION::IStreamOut follow.
     Return<uint32_t> getLatency() override;
     Return<Result> setVolume(float left, float right) override;
     Return<void> prepareForWriting(uint32_t frameSize, uint32_t framesCount,
@@ -120,7 +126,7 @@
     Return<Result> stop() override;
     Return<void> createMmapBuffer(int32_t minSizeFrames, createMmapBuffer_cb _hidl_cb) override;
     Return<void> getMmapPosition(getMmapPosition_cb _hidl_cb) override;
-#ifdef AUDIO_HAL_VERSION_4_0
+#if MAJOR_VERSION >= 4
     Return<void> updateSourceMetadata(const SourceMetadata& sourceMetadata) override;
     Return<Result> selectPresentation(int32_t presentationId, int32_t programId) override;
 #endif
@@ -148,7 +154,9 @@
 };
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
+
+#endif  // ANDROID_HARDWARE_AUDIO_STREAMOUT_H
diff --git a/audio/core/all-versions/default/include/core/all-versions/default/Util.h b/audio/core/all-versions/default/include/core/default/Util.h
similarity index 85%
rename from audio/core/all-versions/default/include/core/all-versions/default/Util.h
rename to audio/core/all-versions/default/include/core/default/Util.h
index 350fd86..2b8c3fd 100644
--- a/audio/core/all-versions/default/include/core/all-versions/default/Util.h
+++ b/audio/core/all-versions/default/include/core/default/Util.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2017 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,10 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#ifndef ANDROID_HARDWARE_AUDIO_UTIL_H
+#define ANDROID_HARDWARE_AUDIO_UTIL_H
+
+#include PATH(android/hardware/audio/FILE_VERSION/types.h)
 
 #include <algorithm>
 #include <vector>
@@ -24,10 +27,10 @@
 namespace android {
 namespace hardware {
 namespace audio {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
-using ::android::hardware::audio::AUDIO_HAL_VERSION::Result;
+using ::android::hardware::audio::CPP_VERSION::Result;
 
 /** @return true if gain is between 0 and 1 included. */
 constexpr bool isGainNormalized(float gain) {
@@ -68,7 +71,9 @@
 
 }  // namespace util
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
+
+#endif  // ANDROID_HARDWARE_AUDIO_UTIL_H
diff --git a/audio/core/2.0/vts/OWNERS b/audio/core/all-versions/vts/OWNERS
similarity index 98%
rename from audio/core/2.0/vts/OWNERS
rename to audio/core/all-versions/vts/OWNERS
index 8711a9f..0ea4666 100644
--- a/audio/core/2.0/vts/OWNERS
+++ b/audio/core/all-versions/vts/OWNERS
@@ -2,4 +2,4 @@
 krocard@google.com
 mnaganov@google.com
 yim@google.com
-zhuoyao@google.com
\ No newline at end of file
+zhuoyao@google.com
diff --git a/audio/core/all-versions/vts/functional/2.0/AudioPrimaryHidlHalTest.cpp b/audio/core/all-versions/vts/functional/2.0/AudioPrimaryHidlHalTest.cpp
new file mode 100644
index 0000000..7906bf1
--- /dev/null
+++ b/audio/core/all-versions/vts/functional/2.0/AudioPrimaryHidlHalTest.cpp
@@ -0,0 +1,78 @@
+/*
+ * Copyright (C) 2018 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 "AudioPrimaryHidlHalTest.h"
+
+static void testGetDevice(IStream* stream, AudioDevice expectedDevice) {
+    // Unfortunately the interface does not allow the implementation to return
+    // NOT_SUPPORTED
+    // Thus allow NONE as signaling that the call is not supported.
+    auto ret = stream->getDevice();
+    ASSERT_IS_OK(ret);
+    AudioDevice device = ret;
+    ASSERT_TRUE(device == expectedDevice || device == AudioDevice::NONE)
+        << "Expected: " << ::testing::PrintToString(expectedDevice)
+        << "\n  Actual: " << ::testing::PrintToString(device);
+}
+
+TEST_IO_STREAM(GetDevice, "Check that the stream device == the one it was opened with",
+               areAudioPatchesSupported() ? doc::partialTest("Audio patches are supported")
+                                          : testGetDevice(stream.get(), address.device))
+
+static void testSetDevice(IStream* stream, const DeviceAddress& address) {
+    DeviceAddress otherAddress = address;
+    otherAddress.device = (address.device & AudioDevice::BIT_IN) == 0 ? AudioDevice::OUT_SPEAKER
+                                                                      : AudioDevice::IN_BUILTIN_MIC;
+    EXPECT_OK(stream->setDevice(otherAddress));
+
+    ASSERT_OK(stream->setDevice(address));  // Go back to the original value
+}
+
+TEST_IO_STREAM(SetDevice, "Check that the stream can be rerouted to SPEAKER or BUILTIN_MIC",
+               areAudioPatchesSupported() ? doc::partialTest("Audio patches are supported")
+                                          : testSetDevice(stream.get(), address))
+
+static void testConnectedState(IStream* stream) {
+    DeviceAddress address = {};
+    using AD = AudioDevice;
+    for (auto device : {AD::OUT_HDMI, AD::OUT_WIRED_HEADPHONE, AD::IN_USB_HEADSET}) {
+        address.device = device;
+
+        ASSERT_OK(stream->setConnectedState(address, true));
+        ASSERT_OK(stream->setConnectedState(address, false));
+    }
+}
+TEST_IO_STREAM(SetConnectedState,
+               "Check that the stream can be notified of device connection and "
+               "deconnection",
+               testConnectedState(stream.get()))
+
+TEST_IO_STREAM(GetHwAvSync, "Get hardware sync can not fail", ASSERT_IS_OK(device->getHwAvSync()));
+
+TEST_F(AudioPrimaryHidlTest, setMode) {
+    doc::test("Make sure setMode always succeeds if mode is valid and fails otherwise");
+    // Test Invalid values
+    for (AudioMode mode : {AudioMode::INVALID, AudioMode::CURRENT, AudioMode::CNT}) {
+        SCOPED_TRACE("mode=" + toString(mode));
+        ASSERT_RESULT(Result::INVALID_ARGUMENTS, device->setMode(mode));
+    }
+    // Test valid values
+    for (AudioMode mode : {AudioMode::IN_CALL, AudioMode::IN_COMMUNICATION, AudioMode::RINGTONE,
+                           AudioMode::NORMAL /* Make sure to leave the test in normal mode */}) {
+        SCOPED_TRACE("mode=" + toString(mode));
+        ASSERT_OK(device->setMode(mode));
+    }
+}
diff --git a/audio/core/all-versions/vts/functional/2.0/AudioPrimaryHidlHalUtils.h b/audio/core/all-versions/vts/functional/2.0/AudioPrimaryHidlHalUtils.h
new file mode 100644
index 0000000..1cffd41
--- /dev/null
+++ b/audio/core/all-versions/vts/functional/2.0/AudioPrimaryHidlHalUtils.h
@@ -0,0 +1,74 @@
+/*
+ * Copyright (C) 2018 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 PATH(android/hardware/audio/FILE_VERSION/IStream.h)
+#include PATH(android/hardware/audio/FILE_VERSION/types.h)
+#include PATH(android/hardware/audio/common/FILE_VERSION/types.h)
+#include <hidl/HidlSupport.h>
+
+using ::android::hardware::hidl_handle;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
+using ::android::hardware::audio::common::CPP_VERSION::AudioChannelMask;
+using ::android::hardware::audio::common::CPP_VERSION::AudioFormat;
+using ::android::hardware::audio::CPP_VERSION::IStream;
+using ::android::hardware::audio::CPP_VERSION::ParameterValue;
+using ::android::hardware::audio::CPP_VERSION::Result;
+
+using namespace ::android::hardware::audio::common::test::utility;
+
+struct Parameters {
+    template <class T, class ReturnIn>
+    static auto get(T t, hidl_vec<hidl_string> keys, ReturnIn returnIn) {
+        return t->getParameters(keys, returnIn);
+    }
+    template <class T>
+    static auto set(T t, hidl_vec<ParameterValue> values) {
+        return t->setParameters(values);
+    }
+};
+
+// The default hal should probably return a NOT_SUPPORTED if the hal
+// does not expose
+// capability retrieval. For now it returns an empty list if not
+// implemented
+struct GetSupported {
+    template <class Vec>
+    static Result convertToResult(const Vec& vec) {
+        return vec.size() == 0 ? Result::NOT_SUPPORTED : Result::OK;
+    }
+
+    static Result sampleRates(IStream* stream, hidl_vec<uint32_t>& rates) {
+        EXPECT_OK(stream->getSupportedSampleRates(returnIn(rates)));
+        return convertToResult(rates);
+    }
+
+    static Result channelMasks(IStream* stream, hidl_vec<AudioChannelMask>& channels) {
+        EXPECT_OK(stream->getSupportedChannelMasks(returnIn(channels)));
+        return convertToResult(channels);
+    }
+
+    static Result formats(IStream* stream, hidl_vec<AudioFormat>& capabilities) {
+        EXPECT_OK(stream->getSupportedFormats(returnIn(capabilities)));
+        // TODO: this should be an optional function
+        return Result::OK;
+    }
+};
+
+template <class T>
+auto dump(T t, hidl_handle handle) {
+    return t->debugDump(handle);
+}
diff --git a/audio/core/all-versions/vts/functional/4.0/AudioPrimaryHidlHalTest.cpp b/audio/core/all-versions/vts/functional/4.0/AudioPrimaryHidlHalTest.cpp
new file mode 100644
index 0000000..e7c1e58
--- /dev/null
+++ b/audio/core/all-versions/vts/functional/4.0/AudioPrimaryHidlHalTest.cpp
@@ -0,0 +1,309 @@
+/*
+ * Copyright (C) 2018 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 "AudioPrimaryHidlHalTest.h"
+
+static void waitForDeviceDestruction() {
+    // FIXME: there is no way to know when the remote IDevice is being destroyed
+    //        Binder does not support testing if an object is alive, thus
+    //        wait for 100ms to let the binder destruction propagates and
+    //        the remote device has the time to be destroyed.
+    //        flushCommand makes sure all local command are sent, thus should reduce
+    //        the latency between local and remote destruction.
+    IPCThreadState::self()->flushCommands();
+    usleep(100);
+}
+
+TEST_F(AudioHidlTest, OpenPrimaryDeviceUsingGetDevice) {
+    doc::test("Calling openDevice(\"primary\") should return the primary device.");
+    {
+        Result result;
+        sp<IDevice> baseDevice;
+        ASSERT_OK(devicesFactory->openDevice("primary", returnIn(result, baseDevice)));
+        ASSERT_OK(result);
+        ASSERT_TRUE(baseDevice != nullptr);
+
+        Return<sp<IPrimaryDevice>> primaryDevice = IPrimaryDevice::castFrom(baseDevice);
+        ASSERT_TRUE(primaryDevice.isOk());
+        ASSERT_TRUE(sp<IPrimaryDevice>(primaryDevice) != nullptr);
+    }  // Destroy local IDevice proxy
+    waitForDeviceDestruction();
+}
+
+//////////////////////////////////////////////////////////////////////////////
+/////////////////////////// get(Active)Microphones ///////////////////////////
+//////////////////////////////////////////////////////////////////////////////
+
+TEST_F(AudioPrimaryHidlTest, GetMicrophonesTest) {
+    doc::test("Make sure getMicrophones always succeeds");
+    hidl_vec<MicrophoneInfo> microphones;
+    ASSERT_OK(device->getMicrophones(returnIn(res, microphones)));
+    ASSERT_OK(res);
+    if (microphones.size() > 0) {
+        // When there is microphone on the phone, try to open an input stream
+        // and query for the active microphones.
+        doc::test(
+            "Make sure getMicrophones always succeeds"
+            "and getActiveMicrophones always succeeds when recording from these microphones.");
+        AudioIoHandle ioHandle = (AudioIoHandle)AudioHandleConsts::AUDIO_IO_HANDLE_NONE;
+        AudioConfig config{};
+        config.channelMask = mkEnumBitfield(AudioChannelMask::IN_MONO);
+        config.sampleRateHz = 8000;
+        config.format = AudioFormat::PCM_16_BIT;
+        auto flags = hidl_bitfield<AudioInputFlag>(AudioInputFlag::NONE);
+        const SinkMetadata initMetadata = {{{AudioSource::MIC, 1 /* gain */}}};
+        EventFlag* efGroup;
+        for (auto microphone : microphones) {
+            if (microphone.deviceAddress.device != AudioDevice::IN_BUILTIN_MIC) {
+                continue;
+            }
+            sp<IStreamIn> stream;
+            AudioConfig suggestedConfig{};
+            ASSERT_OK(device->openInputStream(ioHandle, microphone.deviceAddress, config, flags,
+                                              initMetadata,
+                                              returnIn(res, stream, suggestedConfig)));
+            if (res != Result::OK) {
+                ASSERT_TRUE(stream == nullptr);
+                AudioConfig suggestedConfigRetry{};
+                ASSERT_OK(device->openInputStream(ioHandle, microphone.deviceAddress,
+                                                  suggestedConfig, flags, initMetadata,
+                                                  returnIn(res, stream, suggestedConfigRetry)));
+            }
+            ASSERT_OK(res);
+            hidl_vec<MicrophoneInfo> activeMicrophones;
+            Result readRes;
+            typedef MessageQueue<ReadParameters, kSynchronizedReadWrite> CommandMQ;
+            typedef MessageQueue<uint8_t, kSynchronizedReadWrite> DataMQ;
+            std::unique_ptr<CommandMQ> commandMQ;
+            std::unique_ptr<DataMQ> dataMQ;
+            size_t frameSize = stream->getFrameSize();
+            size_t frameCount = stream->getBufferSize() / frameSize;
+            ASSERT_OK(stream->prepareForReading(
+                frameSize, frameCount, [&](auto r, auto& c, auto& d, auto&, auto&) {
+                    readRes = r;
+                    if (readRes == Result::OK) {
+                        commandMQ.reset(new CommandMQ(c));
+                        dataMQ.reset(new DataMQ(d));
+                        if (dataMQ->isValid() && dataMQ->getEventFlagWord()) {
+                            EventFlag::createEventFlag(dataMQ->getEventFlagWord(), &efGroup);
+                        }
+                    }
+                }));
+            ASSERT_OK(readRes);
+            ReadParameters params;
+            params.command = IStreamIn::ReadCommand::READ;
+            ASSERT_TRUE(commandMQ != nullptr);
+            ASSERT_TRUE(commandMQ->isValid());
+            ASSERT_TRUE(commandMQ->write(&params));
+            efGroup->wake(static_cast<uint32_t>(MessageQueueFlagBits::NOT_FULL));
+            uint32_t efState = 0;
+            efGroup->wait(static_cast<uint32_t>(MessageQueueFlagBits::NOT_EMPTY), &efState);
+            if (efState & static_cast<uint32_t>(MessageQueueFlagBits::NOT_EMPTY)) {
+                ASSERT_OK(stream->getActiveMicrophones(returnIn(res, activeMicrophones)));
+                ASSERT_OK(res);
+                ASSERT_NE(0U, activeMicrophones.size());
+            }
+            stream->close();
+            if (efGroup) {
+                EventFlag::deleteEventFlag(&efGroup);
+            }
+        }
+    }
+}
+
+TEST_F(AudioPrimaryHidlTest, SetConnectedState) {
+    doc::test("Check that the HAL can be notified of device connection and deconnection");
+    using AD = AudioDevice;
+    for (auto deviceType : {AD::OUT_HDMI, AD::OUT_WIRED_HEADPHONE, AD::IN_USB_HEADSET}) {
+        SCOPED_TRACE("device=" + ::testing::PrintToString(deviceType));
+        for (bool state : {true, false}) {
+            SCOPED_TRACE("state=" + ::testing::PrintToString(state));
+            DeviceAddress address = {};
+            address.device = deviceType;
+            auto ret = device->setConnectedState(address, state);
+            ASSERT_TRUE(ret.isOk());
+            if (ret == Result::NOT_SUPPORTED) {
+                doc::partialTest("setConnectedState is not supported");
+                break;  // other deviceType might be supported
+            }
+            ASSERT_OK(ret);
+        }
+    }
+
+    // Because there is no way of knowing if the devices were connected before
+    // calling setConnectedState, there is no way to restore the HAL to its
+    // initial state. To workaround this, destroy the HAL at the end of this test.
+    device.clear();
+    waitForDeviceDestruction();
+}
+
+static void testGetDevices(IStream* stream, AudioDevice expectedDevice) {
+    hidl_vec<DeviceAddress> devices;
+    Result res;
+    ASSERT_OK(stream->getDevices(returnIn(res, devices)));
+    if (res == Result::NOT_SUPPORTED) {
+        return doc::partialTest("GetDevices is not supported");
+    }
+    // The stream was constructed with one device, thus getDevices must only return one
+    ASSERT_EQ(1U, devices.size());
+    AudioDevice device = devices[0].device;
+    ASSERT_TRUE(device == expectedDevice)
+        << "Expected: " << ::testing::PrintToString(expectedDevice)
+        << "\n  Actual: " << ::testing::PrintToString(device);
+}
+
+TEST_IO_STREAM(GetDevices, "Check that the stream device == the one it was opened with",
+               areAudioPatchesSupported() ? doc::partialTest("Audio patches are supported")
+                                          : testGetDevices(stream.get(), address.device))
+
+static void testSetDevices(IStream* stream, const DeviceAddress& address) {
+    DeviceAddress otherAddress = address;
+    otherAddress.device = (address.device & AudioDevice::BIT_IN) == 0 ? AudioDevice::OUT_SPEAKER
+                                                                      : AudioDevice::IN_BUILTIN_MIC;
+    EXPECT_OK(stream->setDevices({otherAddress}));
+
+    ASSERT_OK(stream->setDevices({address}));  // Go back to the original value
+}
+
+TEST_IO_STREAM(SetDevices, "Check that the stream can be rerouted to SPEAKER or BUILTIN_MIC",
+               areAudioPatchesSupported() ? doc::partialTest("Audio patches are supported")
+                                          : testSetDevices(stream.get(), address))
+
+static void checkGetHwAVSync(IDevice* device) {
+    Result res;
+    AudioHwSync sync;
+    ASSERT_OK(device->getHwAvSync(returnIn(res, sync)));
+    if (res == Result::NOT_SUPPORTED) {
+        return doc::partialTest("getHwAvSync is not supported");
+    }
+    ASSERT_OK(res);
+}
+TEST_IO_STREAM(GetHwAvSync, "Get hardware sync can not fail", checkGetHwAVSync(device.get()));
+
+TEST_P(InputStreamTest, updateSinkMetadata) {
+    doc::test("The HAL should not crash on metadata change");
+
+    hidl_enum_range<AudioSource> range;
+    // Test all possible track configuration
+    for (AudioSource source : range) {
+        for (float volume : {0.0, 0.5, 1.0}) {
+            const SinkMetadata metadata = {{{source, volume}}};
+            ASSERT_OK(stream->updateSinkMetadata(metadata))
+                << "source=" << toString(source) << ", volume=" << volume;
+        }
+    }
+
+    // Do not test concurrent capture as this is not officially supported
+
+    // Set no metadata as if all stream track had stopped
+    ASSERT_OK(stream->updateSinkMetadata({}));
+
+    // Restore initial
+    ASSERT_OK(stream->updateSinkMetadata(initMetadata));
+}
+
+TEST_P(OutputStreamTest, SelectPresentation) {
+    doc::test("Verify that presentation selection does not crash");
+    ASSERT_RESULT(okOrNotSupported, stream->selectPresentation(0, 0));
+}
+
+TEST_P(OutputStreamTest, updateSourceMetadata) {
+    doc::test("The HAL should not crash on metadata change");
+
+    hidl_enum_range<AudioUsage> usageRange;
+    hidl_enum_range<AudioContentType> contentRange;
+    // Test all possible track configuration
+    for (auto usage : usageRange) {
+        for (auto content : contentRange) {
+            for (float volume : {0.0, 0.5, 1.0}) {
+                const SourceMetadata metadata = {{{usage, content, volume}}};
+                ASSERT_OK(stream->updateSourceMetadata(metadata))
+                    << "usage=" << toString(usage) << ", content=" << toString(content)
+                    << ", volume=" << volume;
+            }
+        }
+    }
+
+    // Set many track of different configuration
+    ASSERT_OK(stream->updateSourceMetadata(
+        {{{AudioUsage::MEDIA, AudioContentType::MUSIC, 0.1},
+          {AudioUsage::VOICE_COMMUNICATION, AudioContentType::SPEECH, 1.0},
+          {AudioUsage::ALARM, AudioContentType::SONIFICATION, 0.0},
+          {AudioUsage::ASSISTANT, AudioContentType::UNKNOWN, 0.3}}}));
+
+    // Set no metadata as if all stream track had stopped
+    ASSERT_OK(stream->updateSourceMetadata({}));
+
+    // Restore initial
+    ASSERT_OK(stream->updateSourceMetadata(initMetadata));
+}
+
+TEST_F(AudioPrimaryHidlTest, setMode) {
+    doc::test("Make sure setMode always succeeds if mode is valid and fails otherwise");
+    // Test Invalid values
+    for (int mode : {-2, -1, int(AudioMode::IN_COMMUNICATION) + 1}) {
+        ASSERT_RESULT(Result::INVALID_ARGUMENTS, device->setMode(AudioMode(mode)))
+            << "mode=" << mode;
+    }
+    // Test valid values
+    for (AudioMode mode : {AudioMode::IN_CALL, AudioMode::IN_COMMUNICATION, AudioMode::RINGTONE,
+                           AudioMode::NORMAL /* Make sure to leave the test in normal mode */}) {
+        ASSERT_OK(device->setMode(mode)) << "mode=" << toString(mode);
+    }
+}
+
+TEST_F(AudioPrimaryHidlTest, setBtHfpSampleRate) {
+    doc::test(
+        "Make sure setBtHfpSampleRate either succeeds or "
+        "indicates that it is not supported at all, or that the provided value is invalid");
+    for (auto samplingRate : {8000, 16000, 22050, 24000}) {
+        ASSERT_RESULT(okOrNotSupportedOrInvalidArgs, device->setBtHfpSampleRate(samplingRate));
+    }
+}
+
+TEST_F(AudioPrimaryHidlTest, setBtHfpVolume) {
+    doc::test(
+        "Make sure setBtHfpVolume is either not supported or "
+        "only succeed if volume is in [0,1]");
+    auto ret = device->setBtHfpVolume(0.0);
+    ASSERT_TRUE(ret.isOk());
+    if (ret == Result::NOT_SUPPORTED) {
+        doc::partialTest("setBtHfpVolume is not supported");
+        return;
+    }
+    testUnitaryGain([](float volume) { return device->setBtHfpVolume(volume); });
+}
+
+TEST_F(AudioPrimaryHidlTest, setBtScoHeadsetDebugName) {
+    doc::test(
+        "Make sure setBtScoHeadsetDebugName either succeeds or "
+        "indicates that it is not supported");
+    ASSERT_RESULT(okOrNotSupported, device->setBtScoHeadsetDebugName("test"));
+}
+
+TEST_F(AudioPrimaryHidlTest, updateRotation) {
+    doc::test("Check that the hal can receive the current rotation");
+    for (Rotation rotation : {Rotation::DEG_0, Rotation::DEG_90, Rotation::DEG_180,
+                              Rotation::DEG_270, Rotation::DEG_0}) {
+        ASSERT_RESULT(okOrNotSupported, device->updateRotation(rotation));
+    }
+}
+
+TEST_F(BoolAccessorPrimaryHidlTest, setGetBtHfpEnabled) {
+    doc::test("Query and set the BT HFP state");
+    testAccessors<OPTIONAL>("BtHfpEnabled", Initial{false, OPTIONAL}, {true},
+                            &IPrimaryDevice::setBtHfpEnabled, &IPrimaryDevice::getBtHfpEnabled);
+}
diff --git a/audio/core/all-versions/vts/functional/4.0/AudioPrimaryHidlHalUtils.h b/audio/core/all-versions/vts/functional/4.0/AudioPrimaryHidlHalUtils.h
new file mode 100644
index 0000000..8415053
--- /dev/null
+++ b/audio/core/all-versions/vts/functional/4.0/AudioPrimaryHidlHalUtils.h
@@ -0,0 +1,88 @@
+/*
+ * Copyright (C) 2018 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 PATH(android/hardware/audio/FILE_VERSION/IStream.h)
+#include PATH(android/hardware/audio/FILE_VERSION/types.h)
+#include PATH(android/hardware/audio/common/FILE_VERSION/types.h)
+#include <hidl/HidlSupport.h>
+
+using ::android::hardware::hidl_bitfield;
+using ::android::hardware::hidl_handle;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
+using ::android::hardware::audio::common::CPP_VERSION::AudioChannelMask;
+using ::android::hardware::audio::common::CPP_VERSION::AudioFormat;
+using ::android::hardware::audio::CPP_VERSION::IStream;
+using ::android::hardware::audio::CPP_VERSION::ParameterValue;
+using ::android::hardware::audio::CPP_VERSION::Result;
+
+using namespace ::android::hardware::audio::common::test::utility;
+
+using Rotation = ::android::hardware::audio::CPP_VERSION::IPrimaryDevice::Rotation;
+using ::android::hardware::audio::common::CPP_VERSION::AudioContentType;
+using ::android::hardware::audio::common::CPP_VERSION::AudioUsage;
+using ::android::hardware::audio::CPP_VERSION::MicrophoneInfo;
+#if MAJOR_VERSION < 5
+using ::android::hardware::audio::CPP_VERSION::SinkMetadata;
+using ::android::hardware::audio::CPP_VERSION::SourceMetadata;
+#else
+using ::android::hardware::audio::common::CPP_VERSION::SinkMetadata;
+using ::android::hardware::audio::common::CPP_VERSION::SourceMetadata;
+#endif
+
+struct Parameters {
+    template <class T, class ReturnIn>
+    static auto get(T t, hidl_vec<hidl_string> keys, ReturnIn returnIn) {
+        hidl_vec<ParameterValue> context;
+        return t->getParameters(context, keys, returnIn);
+    }
+    template <class T>
+    static auto set(T t, hidl_vec<ParameterValue> values) {
+        hidl_vec<ParameterValue> context;
+        return t->setParameters(context, values);
+    }
+};
+
+struct GetSupported {
+    static auto getFormat(IStream* stream) {
+        auto ret = stream->getFormat();
+        EXPECT_TRUE(ret.isOk());
+        return ret.withDefault({});
+    }
+    static Result sampleRates(IStream* stream, hidl_vec<uint32_t>& rates) {
+        Result res;
+        EXPECT_OK(stream->getSupportedSampleRates(getFormat(stream), returnIn(res, rates)));
+        return res;
+    }
+
+    static Result channelMasks(IStream* stream,
+                               hidl_vec<hidl_bitfield<AudioChannelMask>>& channels) {
+        Result res;
+        EXPECT_OK(stream->getSupportedChannelMasks(getFormat(stream), returnIn(res, channels)));
+        return res;
+    }
+
+    static Result formats(IStream* stream, hidl_vec<AudioFormat>& capabilities) {
+        EXPECT_OK(stream->getSupportedFormats(returnIn(capabilities)));
+        // TODO: this should be an optional function
+        return Result::OK;
+    }
+};
+
+template <class T>
+auto dump(T t, hidl_handle handle) {
+    return t->debug(handle, {/* options */});
+}
diff --git a/audio/core/all-versions/vts/functional/Android.bp b/audio/core/all-versions/vts/functional/Android.bp
new file mode 100644
index 0000000..b04adf7
--- /dev/null
+++ b/audio/core/all-versions/vts/functional/Android.bp
@@ -0,0 +1,87 @@
+//
+// Copyright (C) 2017 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.
+//
+
+cc_defaults {
+    name: "VtsHalAudioTargetTest_defaults",
+    defaults: ["VtsHalTargetTestDefaults"],
+    static_libs: [
+        "android.hardware.audio.common.test.utility",
+        "libaudiopolicycomponents",
+        "libicuuc",
+        "libicuuc_stubdata",
+        "libmedia_helper",
+        "libxml2",
+    ],
+    shared_libs: [
+        "libfmq",
+    ],
+    header_libs: [
+        "android.hardware.audio.common.util@all-versions",
+    ],
+    test_suites: ["general-tests"],
+}
+
+cc_test {
+    name: "VtsHalAudioV2_0TargetTest",
+    defaults: ["VtsHalAudioTargetTest_defaults"],
+    srcs: [
+        "2.0/AudioPrimaryHidlHalTest.cpp",
+    ],
+    static_libs: [
+        "android.hardware.audio@2.0",
+        "android.hardware.audio.common@2.0",
+    ],
+    cflags: [
+        "-DMAJOR_VERSION=2",
+        "-DMINOR_VERSION=0",
+        "-include common/all-versions/VersionMacro.h",
+    ]
+}
+
+cc_test {
+    name: "VtsHalAudioV4_0TargetTest",
+    defaults: ["VtsHalAudioTargetTest_defaults"],
+    srcs: [
+        "4.0/AudioPrimaryHidlHalTest.cpp",
+    ],
+    static_libs: [
+        "android.hardware.audio@4.0",
+        "android.hardware.audio.common@4.0",
+    ],
+    cflags: [
+        "-DMAJOR_VERSION=4",
+        "-DMINOR_VERSION=0",
+        "-include common/all-versions/VersionMacro.h",
+    ]
+}
+
+cc_test {
+    name: "VtsHalAudioV5_0TargetTest",
+    defaults: ["VtsHalAudioTargetTest_defaults"],
+    srcs: [
+        // for now the tests are the same as V4
+        "4.0/AudioPrimaryHidlHalTest.cpp",
+    ],
+    static_libs: [
+        "android.hardware.audio@5.0",
+        "android.hardware.audio.common@5.0",
+    ],
+    cflags: [
+        "-DMAJOR_VERSION=5",
+        "-DMINOR_VERSION=0",
+        "-include common/all-versions/VersionMacro.h",
+    ]
+}
diff --git a/audio/core/4.0/vts/functional/AudioPrimaryHidlHalTest.cpp b/audio/core/all-versions/vts/functional/AudioPrimaryHidlHalTest.h
similarity index 72%
rename from audio/core/4.0/vts/functional/AudioPrimaryHidlHalTest.cpp
rename to audio/core/all-versions/vts/functional/AudioPrimaryHidlHalTest.h
index f1e0b21..eeffb60 100644
--- a/audio/core/4.0/vts/functional/AudioPrimaryHidlHalTest.cpp
+++ b/audio/core/all-versions/vts/functional/AudioPrimaryHidlHalTest.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2017 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-#define LOG_TAG "VtsHalAudioV4_0TargetTest"
+#define LOG_TAG "VtsHalAudioVTargetTest"
 
 #include <algorithm>
 #include <cmath>
@@ -35,11 +35,13 @@
 
 #include <android-base/logging.h>
 
-#include <android/hardware/audio/4.0/IDevice.h>
-#include <android/hardware/audio/4.0/IDevicesFactory.h>
-#include <android/hardware/audio/4.0/IPrimaryDevice.h>
-#include <android/hardware/audio/4.0/types.h>
-#include <android/hardware/audio/common/4.0/types.h>
+#include PATH(android/hardware/audio/FILE_VERSION/IDevice.h)
+#include PATH(android/hardware/audio/FILE_VERSION/IDevicesFactory.h)
+#include PATH(android/hardware/audio/FILE_VERSION/IPrimaryDevice.h)
+#include PATH(android/hardware/audio/FILE_VERSION/types.h)
+#include PATH(android/hardware/audio/common/FILE_VERSION/types.h)
+
+#include <Serializer.h>
 #include <fmq/EventFlag.h>
 #include <fmq/MessageQueue.h>
 
@@ -48,17 +50,29 @@
 #include "utility/AssertOk.h"
 #include "utility/Documentation.h"
 #include "utility/EnvironmentTearDown.h"
-#define AUDIO_HAL_VERSION V4_0
 #include "utility/PrettyPrintAudioTypes.h"
 #include "utility/ReturnIn.h"
+#include "utility/ValidateXml.h"
+
+/** Provide version specific functions that are used in the generic tests */
+#if MAJOR_VERSION == 2
+#include "2.0/AudioPrimaryHidlHalUtils.h"
+#elif MAJOR_VERSION >= 4
+#include "4.0/AudioPrimaryHidlHalUtils.h"
+#endif
 
 using std::initializer_list;
+using std::list;
 using std::string;
 using std::to_string;
 using std::vector;
-using std::list;
 
+using ::android::AudioPolicyConfig;
+using ::android::HwModule;
+using ::android::NO_INIT;
+using ::android::OK;
 using ::android::sp;
+using ::android::status_t;
 using ::android::hardware::EventFlag;
 using ::android::hardware::hidl_bitfield;
 using ::android::hardware::hidl_enum_range;
@@ -70,44 +84,38 @@
 using ::android::hardware::MessageQueue;
 using ::android::hardware::MQDescriptorSync;
 using ::android::hardware::Return;
-using ::android::hardware::audio::V4_0::AudioDrain;
-using ::android::hardware::audio::V4_0::DeviceAddress;
-using ::android::hardware::audio::V4_0::IDevice;
-using ::android::hardware::audio::V4_0::IPrimaryDevice;
-using Rotation = ::android::hardware::audio::V4_0::IPrimaryDevice::Rotation;
-using TtyMode = ::android::hardware::audio::V4_0::IPrimaryDevice::TtyMode;
-using ::android::hardware::audio::V4_0::IDevicesFactory;
-using ::android::hardware::audio::V4_0::IStream;
-using ::android::hardware::audio::V4_0::IStreamIn;
-using ::android::hardware::audio::V4_0::MessageQueueFlagBits;
-using ::android::hardware::audio::V4_0::TimeSpec;
-using ReadParameters = ::android::hardware::audio::V4_0::IStreamIn::ReadParameters;
-using ReadStatus = ::android::hardware::audio::V4_0::IStreamIn::ReadStatus;
-using ::android::hardware::audio::V4_0::IStreamOut;
-using ::android::hardware::audio::V4_0::IStreamOutCallback;
-using ::android::hardware::audio::V4_0::MicrophoneInfo;
-using ::android::hardware::audio::V4_0::MmapBufferInfo;
-using ::android::hardware::audio::V4_0::MmapPosition;
-using ::android::hardware::audio::V4_0::ParameterValue;
-using ::android::hardware::audio::V4_0::Result;
-using ::android::hardware::audio::V4_0::SourceMetadata;
-using ::android::hardware::audio::V4_0::SinkMetadata;
-using ::android::hardware::audio::common::V4_0::AudioChannelMask;
-using ::android::hardware::audio::common::V4_0::AudioConfig;
-using ::android::hardware::audio::common::V4_0::AudioContentType;
-using ::android::hardware::audio::common::V4_0::AudioDevice;
-using ::android::hardware::audio::common::V4_0::AudioFormat;
-using ::android::hardware::audio::common::V4_0::AudioHandleConsts;
-using ::android::hardware::audio::common::V4_0::AudioHwSync;
-using ::android::hardware::audio::common::V4_0::AudioInputFlag;
-using ::android::hardware::audio::common::V4_0::AudioIoHandle;
-using ::android::hardware::audio::common::V4_0::AudioMode;
-using ::android::hardware::audio::common::V4_0::AudioOffloadInfo;
-using ::android::hardware::audio::common::V4_0::AudioOutputFlag;
-using ::android::hardware::audio::common::V4_0::AudioSource;
-using ::android::hardware::audio::common::V4_0::AudioUsage;
-using ::android::hardware::audio::common::V4_0::ThreadInfo;
-using ::android::hardware::audio::common::utils::mkBitfield;
+using ::android::hardware::audio::CPP_VERSION::AudioDrain;
+using ::android::hardware::audio::CPP_VERSION::DeviceAddress;
+using ::android::hardware::audio::CPP_VERSION::IDevice;
+using ::android::hardware::audio::CPP_VERSION::IPrimaryDevice;
+using TtyMode = ::android::hardware::audio::CPP_VERSION::IPrimaryDevice::TtyMode;
+using ::android::hardware::audio::CPP_VERSION::IDevicesFactory;
+using ::android::hardware::audio::CPP_VERSION::IStream;
+using ::android::hardware::audio::CPP_VERSION::IStreamIn;
+using ::android::hardware::audio::CPP_VERSION::MessageQueueFlagBits;
+using ::android::hardware::audio::CPP_VERSION::TimeSpec;
+using ReadParameters = ::android::hardware::audio::CPP_VERSION::IStreamIn::ReadParameters;
+using ReadStatus = ::android::hardware::audio::CPP_VERSION::IStreamIn::ReadStatus;
+using ::android::hardware::audio::common::CPP_VERSION::AudioChannelMask;
+using ::android::hardware::audio::common::CPP_VERSION::AudioConfig;
+using ::android::hardware::audio::common::CPP_VERSION::AudioDevice;
+using ::android::hardware::audio::common::CPP_VERSION::AudioFormat;
+using ::android::hardware::audio::common::CPP_VERSION::AudioHandleConsts;
+using ::android::hardware::audio::common::CPP_VERSION::AudioHwSync;
+using ::android::hardware::audio::common::CPP_VERSION::AudioInputFlag;
+using ::android::hardware::audio::common::CPP_VERSION::AudioIoHandle;
+using ::android::hardware::audio::common::CPP_VERSION::AudioMode;
+using ::android::hardware::audio::common::CPP_VERSION::AudioOffloadInfo;
+using ::android::hardware::audio::common::CPP_VERSION::AudioOutputFlag;
+using ::android::hardware::audio::common::CPP_VERSION::AudioSource;
+using ::android::hardware::audio::common::CPP_VERSION::ThreadInfo;
+using ::android::hardware::audio::common::utils::mkEnumBitfield;
+using ::android::hardware::audio::CPP_VERSION::IStreamOut;
+using ::android::hardware::audio::CPP_VERSION::IStreamOutCallback;
+using ::android::hardware::audio::CPP_VERSION::MmapBufferInfo;
+using ::android::hardware::audio::CPP_VERSION::MmapPosition;
+using ::android::hardware::audio::CPP_VERSION::ParameterValue;
+using ::android::hardware::audio::CPP_VERSION::Result;
 
 using namespace ::android::hardware::audio::common::test::utility;
 
@@ -120,6 +128,10 @@
 static auto invalidArgsOrNotSupported = {Result::INVALID_ARGUMENTS, Result::NOT_SUPPORTED};
 static auto invalidStateOrNotSupported = {Result::INVALID_STATE, Result::NOT_SUPPORTED};
 
+//////////////////////////////////////////////////////////////////////////////
+//////////////////////////////// Environment /////////////////////////////////
+//////////////////////////////////////////////////////////////////////////////
+
 class AudioHidlTestEnvironment : public ::Environment {
    public:
     virtual void registerTestServices() override { registerTestService<IDevicesFactory>(); }
@@ -135,11 +147,103 @@
 };
 
 //////////////////////////////////////////////////////////////////////////////
+////////////////////////// Audio policy configuration ////////////////////////
+//////////////////////////////////////////////////////////////////////////////
+
+static const std::vector<const char*> kConfigLocations = {"/odm/etc", "/vendor/etc", "/system/etc"};
+static constexpr char kConfigFileName[] = "audio_policy_configuration.xml";
+
+// Stringify the argument.
+#define QUOTE(x) #x
+#define STRINGIFY(x) QUOTE(x)
+
+TEST(CheckConfig, audioPolicyConfigurationValidation) {
+    RecordProperty("description",
+                   "Verify that the audio policy configuration file "
+                   "is valid according to the schema");
+
+    const char* xsd = "/data/local/tmp/audio_policy_configuration_" STRINGIFY(CPP_VERSION) ".xsd";
+    EXPECT_ONE_VALID_XML_MULTIPLE_LOCATIONS(kConfigFileName, kConfigLocations, xsd);
+}
+
+struct PolicyConfigData {
+    android::HwModuleCollection hwModules;
+    android::DeviceVector availableOutputDevices;
+    android::DeviceVector availableInputDevices;
+    sp<android::DeviceDescriptor> defaultOutputDevice;
+    android::VolumeCurvesCollection volumes;
+};
+
+class PolicyConfig : private PolicyConfigData, public AudioPolicyConfig {
+   public:
+    PolicyConfig()
+        : AudioPolicyConfig(hwModules, availableOutputDevices, availableInputDevices,
+                            defaultOutputDevice, &volumes) {
+        for (const char* location : kConfigLocations) {
+            std::string path = std::string(location) + '/' + kConfigFileName;
+            if (access(path.c_str(), F_OK) == 0) {
+                mFilePath = path;
+                break;
+            }
+        }
+        mStatus = android::deserializeAudioPolicyFile(mFilePath.c_str(), this);
+        if (mStatus == OK) {
+            mPrimaryModule = getHwModules().getModuleFromName("primary");
+        }
+    }
+    status_t getStatus() const { return mStatus; }
+    std::string getError() const {
+        if (mFilePath.empty()) {
+            return std::string{"Could not find "} + kConfigFileName +
+                   " file in: " + testing::PrintToString(kConfigLocations);
+        } else {
+            return "Invalid config file: " + mFilePath;
+        }
+    }
+    const std::string& getFilePath() const { return mFilePath; }
+    sp<const HwModule> getPrimaryModule() const { return mPrimaryModule; }
+
+   private:
+    status_t mStatus = NO_INIT;
+    std::string mFilePath;
+    sp<HwModule> mPrimaryModule = nullptr;
+};
+
+// Cached policy config after parsing for faster test startup
+const PolicyConfig& getCachedPolicyConfig() {
+    static std::unique_ptr<PolicyConfig> policyConfig = [] {
+        auto config = std::make_unique<PolicyConfig>();
+        environment->registerTearDown([] { policyConfig.reset(); });
+        return config;
+    }();
+    return *policyConfig;
+}
+
+class AudioPolicyConfigTest : public HidlTest {
+   public:
+    void SetUp() override {
+        ASSERT_NO_FATAL_FAILURE(HidlTest::SetUp());  // setup base
+
+        auto& policyConfig = getCachedPolicyConfig();
+        ASSERT_EQ(0, policyConfig.getStatus()) << policyConfig.getError();
+
+        mPrimaryConfig = policyConfig.getPrimaryModule();
+        ASSERT_TRUE(mPrimaryConfig) << "Could not find primary module in configuration file: "
+                                    << policyConfig.getFilePath();
+    }
+    sp<const HwModule> mPrimaryConfig = nullptr;
+};
+
+TEST_F(AudioPolicyConfigTest, LoadAudioPolicyXMLConfiguration) {
+    doc::test("Test parsing audio_policy_configuration.xml (called in SetUp)");
+}
+
+//////////////////////////////////////////////////////////////////////////////
 ////////////////////// getService audio_devices_factory //////////////////////
 //////////////////////////////////////////////////////////////////////////////
 
 // Test all audio devices
-class AudioHidlTest : public HidlTest {
+class AudioHidlTest : public AudioPolicyConfigTest {
    public:
     void SetUp() override {
         ASSERT_NO_FATAL_FAILURE(HidlTest::SetUp());  // setup base
@@ -166,34 +270,16 @@
     doc::test("Test passing an invalid parameter to openDevice");
     Result result;
     sp<IDevice> device;
-    ASSERT_OK(devicesFactory->openDevice("Non existing device", returnIn(result, device)));
+#if MAJOR_VERSION == 2
+    auto invalidDevice = IDevicesFactory::Device(-1);
+#elif MAJOR_VERSION >= 4
+    auto invalidDevice = "Non existing device";
+#endif
+    ASSERT_OK(devicesFactory->openDevice(invalidDevice, returnIn(result, device)));
     ASSERT_EQ(Result::INVALID_ARGUMENTS, result);
     ASSERT_TRUE(device == nullptr);
 }
 
-TEST_F(AudioHidlTest, OpenPrimaryDeviceUsingGetDevice) {
-    doc::test("Calling openDevice(\"primary\") should return the primary device.");
-    {
-        Result result;
-        sp<IDevice> baseDevice;
-        ASSERT_OK(devicesFactory->openDevice("primary", returnIn(result, baseDevice)));
-        ASSERT_OK(result);
-        ASSERT_TRUE(baseDevice != nullptr);
-
-        Return<sp<IPrimaryDevice>> primaryDevice = IPrimaryDevice::castFrom(baseDevice);
-        ASSERT_TRUE(primaryDevice.isOk());
-        ASSERT_TRUE(sp<IPrimaryDevice>(primaryDevice) != nullptr);
-    }  // Destroy local IDevice proxy
-    // FIXME: there is no way to know when the remote IDevice is being destroyed
-    //        Binder does not support testing if an object is alive, thus
-    //        wait for 100ms to let the binder destruction propagates and
-    //        the remote device has the time to be destroyed.
-    //        flushCommand makes sure all local command are sent, thus should reduce
-    //        the latency between local and remote destruction.
-    IPCThreadState::self()->flushCommands();
-    usleep(100);
-}
-
 //////////////////////////////////////////////////////////////////////////////
 /////////////////////////////// openDevice primary ///////////////////////////
 //////////////////////////////////////////////////////////////////////////////
@@ -206,11 +292,8 @@
         ASSERT_NO_FATAL_FAILURE(AudioHidlTest::SetUp());  // setup base
 
         if (device == nullptr) {
-            Result result;
-            ASSERT_OK(devicesFactory->openPrimaryDevice(returnIn(result, device)));
-            ASSERT_OK(result);
+            initPrimaryDevice();
             ASSERT_TRUE(device != nullptr);
-
             environment->registerTearDown([] { device.clear(); });
         }
     }
@@ -218,6 +301,23 @@
    protected:
     // Cache the device opening to speed up each test by ~0.5s
     static sp<IPrimaryDevice> device;
+
+   private:
+    void initPrimaryDevice() {
+        Result result;
+#if MAJOR_VERSION == 2
+        sp<IDevice> baseDevice;
+        ASSERT_OK(devicesFactory->openDevice(IDevicesFactory::Device::PRIMARY,
+                                             returnIn(result, baseDevice)));
+        ASSERT_OK(result);
+        ASSERT_TRUE(baseDevice != nullptr);
+
+        device = IPrimaryDevice::castFrom(baseDevice);
+#elif MAJOR_VERSION >= 4
+        ASSERT_OK(devicesFactory->openPrimaryDevice(returnIn(result, device)));
+        ASSERT_OK(result);
+#endif
+    }
 };
 sp<IPrimaryDevice> AudioPrimaryHidlTest::device;
 
@@ -350,6 +450,20 @@
 
 class AudioConfigPrimaryTest : public AudioPatchPrimaryHidlTest {
    public:
+    // for retro compatibility only test the primary device IN_BUILTIN_MIC
+    // FIXME: in the next audio HAL version, test all available devices
+    static bool primaryHasMic() {
+        auto& policyConfig = getCachedPolicyConfig();
+        if (policyConfig.getStatus() != OK || policyConfig.getPrimaryModule() == nullptr) {
+            return true;  // Could not get the information, run all tests
+        }
+        auto getMic = [](auto& devs) { return devs.getDevice(AUDIO_DEVICE_IN_BUILTIN_MIC, {}); };
+        auto primaryMic = getMic(policyConfig.getPrimaryModule()->getDeclaredDevices());
+        auto availableMic = getMic(policyConfig.getAvailableInputDevices());
+
+        return primaryMic != nullptr && primaryMic->equals(availableMic);
+    }
+
     // Cache result ?
     static const vector<AudioConfig> getRequiredSupportPlaybackAudioConfig() {
         return combineAudioConfig({AudioChannelMask::OUT_STEREO, AudioChannelMask::OUT_MONO},
@@ -369,10 +483,12 @@
     }
 
     static const vector<AudioConfig> getRequiredSupportCaptureAudioConfig() {
+        if (!primaryHasMic()) return {};
         return combineAudioConfig({AudioChannelMask::IN_MONO}, {8000, 11025, 16000, 44100},
                                   {AudioFormat::PCM_16_BIT});
     }
     static const vector<AudioConfig> getRecommendedSupportCaptureAudioConfig() {
+        if (!primaryHasMic()) return {};
         return combineAudioConfig({AudioChannelMask::IN_STEREO}, {22050, 48000},
                                   {AudioFormat::PCM_16_BIT});
     }
@@ -392,7 +508,7 @@
                 for (auto format : formats) {
                     AudioConfig config{};
                     // leave offloadInfo to 0
-                    config.channelMask = mkBitfield(channelMask);
+                    config.channelMask = mkEnumBitfield(channelMask);
                     config.sampleRateHz = sampleRate;
                     config.format = format;
                     // FIXME: leave frameCount to 0 ?
@@ -413,8 +529,8 @@
     const AudioConfig& config = info.param;
     return to_string(info.index) + "__" + to_string(config.sampleRateHz) + "_" +
            // "MONO" is more clear than "FRONT_LEFT"
-           ((config.channelMask == mkBitfield(AudioChannelMask::OUT_MONO) ||
-             config.channelMask == mkBitfield(AudioChannelMask::IN_MONO))
+           ((config.channelMask == mkEnumBitfield(AudioChannelMask::OUT_MONO) ||
+             config.channelMask == mkEnumBitfield(AudioChannelMask::IN_MONO))
                 ? "MONO"
                 : ::testing::PrintToString(config.channelMask));
 }
@@ -501,91 +617,10 @@
     hidl_vec<ParameterValue> context;
     hidl_vec<hidl_string> keys;
     hidl_vec<ParameterValue> values;
-    ASSERT_OK(device->getParameters(context, keys, returnIn(res, values)));
-    ASSERT_OK(device->setParameters(context, values));
+    ASSERT_OK(Parameters::get(device, keys, returnIn(res, values)));
+    ASSERT_OK(Parameters::set(device, values));
     values.resize(0);
-    ASSERT_OK(device->setParameters(context, values));
-}
-
-//////////////////////////////////////////////////////////////////////////////
-/////////////////////////// get(Active)Microphones ///////////////////////////
-//////////////////////////////////////////////////////////////////////////////
-
-TEST_F(AudioPrimaryHidlTest, GetMicrophonesTest) {
-    doc::test("Make sure getMicrophones always succeeds");
-    hidl_vec<MicrophoneInfo> microphones;
-    ASSERT_OK(device->getMicrophones(returnIn(res, microphones)));
-    ASSERT_OK(res);
-    if (microphones.size() > 0) {
-        // When there is microphone on the phone, try to open an input stream
-        // and query for the active microphones.
-        doc::test(
-            "Make sure getMicrophones always succeeds"
-            "and getActiveMicrophones always succeeds when recording from these microphones.");
-        AudioIoHandle ioHandle = (AudioIoHandle)AudioHandleConsts::AUDIO_IO_HANDLE_NONE;
-        AudioConfig config{};
-        config.channelMask = mkBitfield(AudioChannelMask::IN_MONO);
-        config.sampleRateHz = 8000;
-        config.format = AudioFormat::PCM_16_BIT;
-        auto flags = hidl_bitfield<AudioInputFlag>(AudioInputFlag::NONE);
-        const SinkMetadata initialMetadata = {{{AudioSource::MIC, 1 /* gain */}}};
-        EventFlag* efGroup;
-        for (auto microphone : microphones) {
-            if (microphone.deviceAddress.device != AudioDevice::IN_BUILTIN_MIC) {
-                continue;
-            }
-            sp<IStreamIn> stream;
-            AudioConfig suggestedConfig{};
-            ASSERT_OK(device->openInputStream(ioHandle, microphone.deviceAddress, config, flags,
-                                              initialMetadata,
-                                              returnIn(res, stream, suggestedConfig)));
-            if (res != Result::OK) {
-                ASSERT_TRUE(stream == nullptr);
-                AudioConfig suggestedConfigRetry{};
-                ASSERT_OK(device->openInputStream(ioHandle, microphone.deviceAddress,
-                                                  suggestedConfig, flags, initialMetadata,
-                                                  returnIn(res, stream, suggestedConfigRetry)));
-            }
-            ASSERT_OK(res);
-            hidl_vec<MicrophoneInfo> activeMicrophones;
-            Result readRes;
-            typedef MessageQueue<ReadParameters, kSynchronizedReadWrite> CommandMQ;
-            typedef MessageQueue<uint8_t, kSynchronizedReadWrite> DataMQ;
-            std::unique_ptr<CommandMQ> commandMQ;
-            std::unique_ptr<DataMQ> dataMQ;
-            size_t frameSize = stream->getFrameSize();
-            size_t frameCount = stream->getBufferSize() / frameSize;
-            ASSERT_OK(stream->prepareForReading(
-                frameSize, frameCount, [&](auto r, auto& c, auto& d, auto&, auto&) {
-                    readRes = r;
-                    if (readRes == Result::OK) {
-                        commandMQ.reset(new CommandMQ(c));
-                        dataMQ.reset(new DataMQ(d));
-                        if (dataMQ->isValid() && dataMQ->getEventFlagWord()) {
-                            EventFlag::createEventFlag(dataMQ->getEventFlagWord(), &efGroup);
-                        }
-                    }
-                }));
-            ASSERT_OK(readRes);
-            ReadParameters params;
-            params.command = IStreamIn::ReadCommand::READ;
-            ASSERT_TRUE(commandMQ != nullptr);
-            ASSERT_TRUE(commandMQ->isValid());
-            ASSERT_TRUE(commandMQ->write(&params));
-            efGroup->wake(static_cast<uint32_t>(MessageQueueFlagBits::NOT_FULL));
-            uint32_t efState = 0;
-            efGroup->wait(static_cast<uint32_t>(MessageQueueFlagBits::NOT_EMPTY), &efState);
-            if (efState & static_cast<uint32_t>(MessageQueueFlagBits::NOT_EMPTY)) {
-                ASSERT_OK(stream->getActiveMicrophones(returnIn(res, activeMicrophones)));
-                ASSERT_OK(res);
-                ASSERT_NE(0U, activeMicrophones.size());
-            }
-            stream->close();
-            if (efGroup) {
-                EventFlag::deleteEventFlag(&efGroup);
-            }
-        }
-    }
+    ASSERT_OK(Parameters::set(device, values));
 }
 
 //////////////////////////////////////////////////////////////////////////////
@@ -628,32 +663,12 @@
 
 TEST_F(AudioPrimaryHidlTest, DebugDump) {
     doc::test("Check that the hal can dump its state without error");
-    testDebugDump([](const auto& handle) { return device->debug(handle, {/* options */}); });
+    testDebugDump([](const auto& handle) { return dump(device, handle); });
 }
 
 TEST_F(AudioPrimaryHidlTest, DebugDumpInvalidArguments) {
     doc::test("Check that the hal dump doesn't crash on invalid arguments");
-    ASSERT_OK(device->debug(hidl_handle(), {/* options */}));
-}
-
-TEST_F(AudioPrimaryHidlTest, SetConnectedState) {
-    doc::test("Check that the HAL can be notified of device connection and deconnection");
-    using AD = AudioDevice;
-    for (auto deviceType : {AD::OUT_HDMI, AD::OUT_WIRED_HEADPHONE, AD::IN_USB_HEADSET}) {
-        SCOPED_TRACE("device=" + ::testing::PrintToString(deviceType));
-        for (bool state : {true, false}) {
-            SCOPED_TRACE("state=" + ::testing::PrintToString(state));
-            DeviceAddress address = {};
-            address.device = deviceType;
-            auto ret = device->setConnectedState(address, state);
-            ASSERT_TRUE(ret.isOk());
-            if (ret == Result::NOT_SUPPORTED) {
-                doc::partialTest("setConnectedState is not supported");
-                return;
-            }
-            ASSERT_OK(ret);
-        }
-    }
+    ASSERT_OK(dump(device, hidl_handle()));
 }
 
 //////////////////////////////////////////////////////////////////////////////
@@ -723,18 +738,25 @@
         address.device = AudioDevice::OUT_DEFAULT;
         const AudioConfig& config = GetParam();
         // TODO: test all flag combination
-        auto flags = hidl_bitfield<AudioOutputFlag>(AudioOutputFlag::NONE);
+        auto flags = mkEnumBitfield(AudioOutputFlag::NONE);
         testOpen(
             [&](AudioIoHandle handle, AudioConfig config, auto cb) {
-                return device->openOutputStream(handle, address, config, flags, initialMetadata,
-                                                cb);
+#if MAJOR_VERSION == 2
+                return device->openOutputStream(handle, address, config, flags, cb);
+#elif MAJOR_VERSION >= 4
+                return device->openOutputStream(handle, address, config, flags, initMetadata, cb);
+#endif
             },
             config);
     }
+#if MAJOR_VERSION >= 4
 
    protected:
-    const SourceMetadata initialMetadata = {
-        {{AudioUsage::MEDIA, AudioContentType::MUSIC, 1 /* gain */}}};
+    const SourceMetadata initMetadata = {
+        { { AudioUsage::MEDIA,
+            AudioContentType::MUSIC,
+            1 /* gain */ } }};
+#endif
 };
 TEST_P(OutputStreamTest, OpenOutputStreamTest) {
     doc::test(
@@ -764,16 +786,20 @@
         address.device = AudioDevice::IN_DEFAULT;
         const AudioConfig& config = GetParam();
         // TODO: test all supported flags and source
-        auto flags = hidl_bitfield<AudioInputFlag>(AudioInputFlag::NONE);
+        auto flags = mkEnumBitfield(AudioInputFlag::NONE);
         testOpen(
             [&](AudioIoHandle handle, AudioConfig config, auto cb) {
-                return device->openInputStream(handle, address, config, flags, initialMetadata, cb);
+                return device->openInputStream(handle, address, config, flags, initMetadata, cb);
             },
             config);
     }
 
    protected:
-    const SinkMetadata initialMetadata = {{{AudioSource::DEFAULT, 1 /* gain */}}};
+#if MAJOR_VERSION == 2
+    const AudioSource initMetadata = AudioSource::DEFAULT;
+#elif MAJOR_VERSION >= 4
+    const SinkMetadata initMetadata = {{{AudioSource::DEFAULT, 1 /* gain */}}};
+#endif
 };
 
 TEST_P(InputStreamTest, OpenInputStreamTest) {
@@ -842,19 +868,20 @@
 TEST_IO_STREAM(GetBufferSize, "Check that the stream buffer size== the one it was opened with",
                ASSERT_GE(extract(stream->getBufferSize()), extract(stream->getFrameSize())));
 
-template <class Property, class CapablityGetter>
+template <class Property, class CapabilityGetter>
 static void testCapabilityGetter(const string& name, IStream* stream,
-                                 CapablityGetter capablityGetter,
+                                 CapabilityGetter capabilityGetter,
                                  Return<Property> (IStream::*getter)(),
                                  Return<Result> (IStream::*setter)(Property),
                                  bool currentMustBeSupported = true) {
     hidl_vec<Property> capabilities;
-    auto ret = capablityGetter(stream, capabilities);
-    if (ret == Result::NOT_SUPPORTED) {
+    auto ret = capabilityGetter(stream, capabilities);
+    ASSERT_RESULT(okOrNotSupported, ret);
+    bool notSupported = ret == Result::NOT_SUPPORTED;
+    if (notSupported) {
         doc::partialTest(name + " is not supported");
         return;
     };
-    ASSERT_OK(ret);
 
     if (currentMustBeSupported) {
         ASSERT_NE(0U, capabilities.size()) << name << " must not return an empty list";
@@ -878,29 +905,9 @@
     }
 }
 
-Result getSupportedSampleRates(IStream* stream, hidl_vec<uint32_t>& rates) {
-    Result res;
-    EXPECT_OK(stream->getSupportedSampleRates(extract(stream->getFormat()), returnIn(res, rates)));
-    return res;
-}
-
-Result getSupportedChannelMasks(IStream* stream,
-                                hidl_vec<hidl_bitfield<AudioChannelMask>>& channels) {
-    Result res;
-    EXPECT_OK(
-        stream->getSupportedChannelMasks(extract(stream->getFormat()), returnIn(res, channels)));
-    return res;
-}
-
-Result getSupportedFormats(IStream* stream, hidl_vec<AudioFormat>& capabilities) {
-    EXPECT_OK(stream->getSupportedFormats(returnIn(capabilities)));
-    // TODO: this should be an optional function
-    return Result::OK;
-}
-
 TEST_IO_STREAM(SupportedSampleRate, "Check that the stream sample rate is declared as supported",
                testCapabilityGetter("getSupportedSampleRate", stream.get(),
-                                    &getSupportedSampleRates, &IStream::getSampleRate,
+                                    &GetSupported::sampleRates, &IStream::getSampleRate,
                                     &IStream::setSampleRate,
                                     // getSupportedSampleRate returns the native sampling rates,
                                     // (the sampling rates that can be played without resampling)
@@ -909,48 +916,16 @@
 
 TEST_IO_STREAM(SupportedChannelMask, "Check that the stream channel mask is declared as supported",
                testCapabilityGetter("getSupportedChannelMask", stream.get(),
-                                    &getSupportedChannelMasks, &IStream::getChannelMask,
+                                    &GetSupported::channelMasks, &IStream::getChannelMask,
                                     &IStream::setChannelMask))
 
 TEST_IO_STREAM(SupportedFormat, "Check that the stream format is declared as supported",
-               testCapabilityGetter("getSupportedFormat", stream.get(), &getSupportedFormats,
+               testCapabilityGetter("getSupportedFormat", stream.get(), &GetSupported::formats,
                                     &IStream::getFormat, &IStream::setFormat))
 
-static void testGetDevices(IStream* stream, AudioDevice expectedDevice) {
-    hidl_vec<DeviceAddress> devices;
-    Result res;
-    ASSERT_OK(stream->getDevices(returnIn(res, devices)));
-    if (res == Result::NOT_SUPPORTED) {
-        return doc::partialTest("GetDevices is not supported");
-    }
-    // The stream was constructed with one device, thus getDevices must only return one
-    ASSERT_EQ(1U, devices.size());
-    AudioDevice device = devices[0].device;
-    ASSERT_TRUE(device == expectedDevice)
-        << "Expected: " << ::testing::PrintToString(expectedDevice)
-        << "\n  Actual: " << ::testing::PrintToString(device);
-}
-
-TEST_IO_STREAM(GetDevices, "Check that the stream device == the one it was opened with",
-               areAudioPatchesSupported() ? doc::partialTest("Audio patches are supported")
-                                          : testGetDevices(stream.get(), address.device))
-
-static void testSetDevices(IStream* stream, const DeviceAddress& address) {
-    DeviceAddress otherAddress = address;
-    otherAddress.device = (address.device & AudioDevice::BIT_IN) == 0 ? AudioDevice::OUT_SPEAKER
-                                                                      : AudioDevice::IN_BUILTIN_MIC;
-    EXPECT_OK(stream->setDevices({otherAddress}));
-
-    ASSERT_OK(stream->setDevices({address}));  // Go back to the original value
-}
-
-TEST_IO_STREAM(SetDevices, "Check that the stream can be rerouted to SPEAKER or BUILTIN_MIC",
-               areAudioPatchesSupported() ? doc::partialTest("Audio patches are supported")
-                                          : testSetDevices(stream.get(), address))
-
 static void testGetAudioProperties(IStream* stream, AudioConfig expectedConfig) {
     uint32_t sampleRateHz;
-    hidl_bitfield<AudioChannelMask> mask;
+    auto mask = mkEnumBitfield<AudioChannelMask>({});
     AudioFormat format;
 
     stream->getAudioProperties(returnIn(sampleRateHz, mask, format));
@@ -969,23 +944,11 @@
 TEST_IO_STREAM(SetHwAvSync, "Try to set hardware sync to an invalid value",
                ASSERT_RESULT(okOrNotSupportedOrInvalidArgs, stream->setHwAvSync(666)))
 
-static void checkGetHwAVSync(IDevice* device) {
-    Result res;
-    AudioHwSync sync;
-    ASSERT_OK(device->getHwAvSync(returnIn(res, sync)));
-    if (res == Result::NOT_SUPPORTED) {
-        return doc::partialTest("getHwAvSync is not supported");
-    }
-    ASSERT_OK(res);
-}
-TEST_IO_STREAM(GetHwAvSync, "Get hardware sync can not fail", checkGetHwAVSync(device.get()));
-
 static void checkGetNoParameter(IStream* stream, hidl_vec<hidl_string> keys,
                                 initializer_list<Result> expectedResults) {
-    hidl_vec<ParameterValue> context;
     hidl_vec<ParameterValue> parameters;
     Result res;
-    ASSERT_OK(stream->getParameters(context, keys, returnIn(res, parameters)));
+    ASSERT_OK(Parameters::get(stream, keys, returnIn(res, parameters)));
     ASSERT_RESULT(expectedResults, res);
     if (res == Result::OK) {
         for (auto& parameter : parameters) {
@@ -1006,7 +969,7 @@
                                    {Result::NOT_SUPPORTED}))
 
 TEST_IO_STREAM(setEmptySetParameter, "Set the values of an empty set of parameters",
-               ASSERT_RESULT(Result::OK, stream->setParameters({}, {})))
+               ASSERT_RESULT(Result::OK, Parameters::set(stream, {})))
 
 TEST_IO_STREAM(setNonExistingParameter, "Set the values of an non existing parameter",
                // Unfortunately, the set_parameter legacy interface did not return any
@@ -1014,14 +977,14 @@
                // To allow implementation to just wrapped the legacy one, consider OK as a
                // valid result for setting a non existing parameter.
                ASSERT_RESULT(okOrNotSupportedOrInvalidArgs,
-                             stream->setParameters({}, {{"non existing key", "0"}})))
+                             Parameters::set(stream, {{"non existing key", "0"}})))
 
 TEST_IO_STREAM(DebugDump, "Check that a stream can dump its state without error",
-               testDebugDump([this](const auto& handle) { return stream->debug(handle, {}); }))
+               testDebugDump([this](const auto& handle) { return dump(stream, handle); }))
 
 TEST_IO_STREAM(DebugDumpInvalidArguments,
                "Check that the stream dump doesn't crash on invalid arguments",
-               ASSERT_OK(stream->debug(hidl_handle(), {})))
+               ASSERT_OK(dump(stream, hidl_handle())))
 
 //////////////////////////////////////////////////////////////////////////////
 ////////////////////////////// addRemoveEffect ///////////////////////////////
@@ -1171,28 +1134,6 @@
     }
 }
 
-TEST_P(InputStreamTest, updateSinkMetadata) {
-    doc::test("The HAL should not crash on metadata change");
-
-    hidl_enum_range<AudioSource> range;
-    // Test all possible track configuration
-    for (AudioSource source : range) {
-        for (float volume : {0.0, 0.5, 1.0}) {
-            const SinkMetadata metadata = {{{source, volume}}};
-            ASSERT_OK(stream->updateSinkMetadata(metadata))
-                << "source=" << toString(source) << ", volume=" << volume;
-        }
-    }
-
-    // Do not test concurrent capture as this is not officially supported
-
-    // Set no metadata as if all stream track had stopped
-    ASSERT_OK(stream->updateSinkMetadata({}));
-
-    // Restore initial
-    ASSERT_OK(stream->updateSinkMetadata(initialMetadata));
-}
-
 //////////////////////////////////////////////////////////////////////////////
 ///////////////////////////////// StreamOut //////////////////////////////////
 //////////////////////////////////////////////////////////////////////////////
@@ -1410,42 +1351,6 @@
     ASSERT_PRED2([](auto c, auto m) { return c - m < 1e+6; }, currentTime, mesureTime);
 }
 
-TEST_P(OutputStreamTest, SelectPresentation) {
-    doc::test("Verify that presentation selection does not crash");
-    ASSERT_RESULT(okOrNotSupported, stream->selectPresentation(0, 0));
-}
-
-TEST_P(OutputStreamTest, updateSourceMetadata) {
-    doc::test("The HAL should not crash on metadata change");
-
-    hidl_enum_range<AudioUsage> usageRange;
-    hidl_enum_range<AudioContentType> contentRange;
-    // Test all possible track configuration
-    for (auto usage : usageRange) {
-        for (auto content : contentRange) {
-            for (float volume : {0.0, 0.5, 1.0}) {
-                const SourceMetadata metadata = {{{usage, content, volume}}};
-                ASSERT_OK(stream->updateSourceMetadata(metadata))
-                    << "usage=" << toString(usage) << ", content=" << toString(content)
-                    << ", volume=" << volume;
-            }
-        }
-    }
-
-    // Set many track of different configuration
-    ASSERT_OK(stream->updateSourceMetadata(
-        {{{AudioUsage::MEDIA, AudioContentType::MUSIC, 0.1},
-          {AudioUsage::VOICE_COMMUNICATION, AudioContentType::SPEECH, 1.0},
-          {AudioUsage::ALARM, AudioContentType::SONIFICATION, 0.0},
-          {AudioUsage::ASSISTANT, AudioContentType::UNKNOWN, 0.3}}}));
-
-    // Set no metadata as if all stream track had stopped
-    ASSERT_OK(stream->updateSourceMetadata({}));
-
-    // Restore initial
-    ASSERT_OK(stream->updateSourceMetadata(initialMetadata));
-}
-
 //////////////////////////////////////////////////////////////////////////////
 /////////////////////////////// PrimaryDevice ////////////////////////////////
 //////////////////////////////////////////////////////////////////////////////
@@ -1455,57 +1360,6 @@
     testUnitaryGain([](float volume) { return device->setVoiceVolume(volume); });
 }
 
-TEST_F(AudioPrimaryHidlTest, setMode) {
-    doc::test("Make sure setMode always succeeds if mode is valid and fails otherwise");
-    // Test Invalid values
-    for (int mode : {-2, -1, int(AudioMode::IN_COMMUNICATION) + 1}) {
-        ASSERT_RESULT(Result::INVALID_ARGUMENTS, device->setMode(AudioMode(mode)))
-            << "mode=" << mode;
-    }
-    // Test valid values
-    for (AudioMode mode : {AudioMode::IN_CALL, AudioMode::IN_COMMUNICATION, AudioMode::RINGTONE,
-                           AudioMode::NORMAL /* Make sure to leave the test in normal mode */}) {
-        ASSERT_OK(device->setMode(mode)) << "mode=" << toString(mode);
-    }
-}
-
-TEST_F(AudioPrimaryHidlTest, setBtHfpSampleRate) {
-    doc::test(
-        "Make sure setBtHfpSampleRate either succeeds or "
-        "indicates that it is not supported at all, or that the provided value is invalid");
-    for (auto samplingRate : {8000, 16000, 22050, 24000}) {
-        ASSERT_RESULT(okOrNotSupportedOrInvalidArgs, device->setBtHfpSampleRate(samplingRate));
-    }
-}
-
-TEST_F(AudioPrimaryHidlTest, setBtHfpVolume) {
-    doc::test(
-        "Make sure setBtHfpVolume is either not supported or "
-        "only succeed if volume is in [0,1]");
-    auto ret = device->setBtHfpVolume(0.0);
-    ASSERT_TRUE(ret.isOk());
-    if (ret == Result::NOT_SUPPORTED) {
-        doc::partialTest("setBtHfpVolume is not supported");
-        return;
-    }
-    testUnitaryGain([](float volume) { return device->setBtHfpVolume(volume); });
-}
-
-TEST_F(AudioPrimaryHidlTest, setBtScoHeadsetDebugName) {
-    doc::test(
-        "Make sure setBtScoHeadsetDebugName either succeeds or "
-        "indicates that it is not supported");
-    ASSERT_RESULT(okOrNotSupported, device->setBtScoHeadsetDebugName("test"));
-}
-
-TEST_F(AudioPrimaryHidlTest, updateRotation) {
-    doc::test("Check that the hal can receive the current rotation");
-    for (Rotation rotation : {Rotation::DEG_0, Rotation::DEG_90, Rotation::DEG_180,
-                              Rotation::DEG_270, Rotation::DEG_0}) {
-        ASSERT_RESULT(okOrNotSupported, device->updateRotation(rotation));
-    }
-}
-
 TEST_F(BoolAccessorPrimaryHidlTest, BtScoNrecEnabled) {
     doc::test("Query and set the BT SCO NR&EC state");
     testAccessors<OPTIONAL>("BtScoNrecEnabled", Initial{false, OPTIONAL}, {true},
@@ -1520,12 +1374,6 @@
                             &IPrimaryDevice::getBtScoWidebandEnabled);
 }
 
-TEST_F(BoolAccessorPrimaryHidlTest, setGetBtHfpEnabled) {
-    doc::test("Query and set the BT HFP state");
-    testAccessors<OPTIONAL>("BtHfpEnabled", Initial{false, OPTIONAL}, {true},
-                            &IPrimaryDevice::setBtHfpEnabled, &IPrimaryDevice::getBtHfpEnabled);
-}
-
 using TtyModeAccessorPrimaryHidlTest = AccessorPrimaryHidlTest<TtyMode>;
 TEST_F(TtyModeAccessorPrimaryHidlTest, setGetTtyMode) {
     doc::test("Query and set the TTY mode state");
diff --git a/audio/effect/2.0/default/AcousticEchoCancelerEffect.cpp b/audio/effect/2.0/default/AcousticEchoCancelerEffect.cpp
deleted file mode 100644
index cadc2f1..0000000
--- a/audio/effect/2.0/default/AcousticEchoCancelerEffect.cpp
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "AEC_Effect_HAL"
-
-#include "AcousticEchoCancelerEffect.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/AcousticEchoCancelerEffect.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/2.0/default/AcousticEchoCancelerEffect.h b/audio/effect/2.0/default/AcousticEchoCancelerEffect.h
deleted file mode 100644
index d36335c..0000000
--- a/audio/effect/2.0/default/AcousticEchoCancelerEffect.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_ACOUSTICECHOCANCELEREFFECT_H
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_ACOUSTICECHOCANCELEREFFECT_H
-
-#include <android/hardware/audio/effect/2.0/IAcousticEchoCancelerEffect.h>
-
-#include "Effect.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/AcousticEchoCancelerEffect.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_ACOUSTICECHOCANCELEREFFECT_H
diff --git a/audio/effect/2.0/default/Android.bp b/audio/effect/2.0/default/Android.bp
deleted file mode 100644
index db00988..0000000
--- a/audio/effect/2.0/default/Android.bp
+++ /dev/null
@@ -1,50 +0,0 @@
-cc_library_shared {
-    name: "android.hardware.audio.effect@2.0-impl",
-    defaults: ["hidl_defaults"],
-    vendor: true,
-    relative_install_path: "hw",
-    srcs: [
-        "AcousticEchoCancelerEffect.cpp",
-        "AudioBufferManager.cpp",
-        "AutomaticGainControlEffect.cpp",
-        "BassBoostEffect.cpp",
-        "Conversions.cpp",
-        "DownmixEffect.cpp",
-        "Effect.cpp",
-        "EffectsFactory.cpp",
-        "EnvironmentalReverbEffect.cpp",
-        "EqualizerEffect.cpp",
-        "LoudnessEnhancerEffect.cpp",
-        "NoiseSuppressionEffect.cpp",
-        "PresetReverbEffect.cpp",
-        "VirtualizerEffect.cpp",
-        "VisualizerEffect.cpp",
-    ],
-
-    shared_libs: [
-        "libbase",
-        "libcutils",
-        "libeffects",
-        "libfmq",
-        "libhidlbase",
-        "libhidlmemory",
-        "libhidltransport",
-        "liblog",
-        "libutils",
-        "android.hardware.audio.common-util",
-        "android.hardware.audio.common@2.0",
-        "android.hardware.audio.common@2.0-util",
-        "android.hardware.audio.effect@2.0",
-        "android.hidl.memory@1.0",
-    ],
-
-    header_libs: [
-        "android.hardware.audio.common.util@all-versions",
-        "android.hardware.audio.effect@all-versions-impl",
-        "libaudio_system_headers",
-        "libaudioclient_headers",
-        "libeffects_headers",
-        "libhardware_headers",
-        "libmedia_headers",
-    ],
-}
diff --git a/audio/effect/2.0/default/AudioBufferManager.cpp b/audio/effect/2.0/default/AudioBufferManager.cpp
deleted file mode 100644
index 39918dd..0000000
--- a/audio/effect/2.0/default/AudioBufferManager.cpp
+++ /dev/null
@@ -1,21 +0,0 @@
-/*
- * Copyright (C) 2017 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 "AudioBufferManager.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/AudioBufferManager.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/2.0/default/AudioBufferManager.h b/audio/effect/2.0/default/AudioBufferManager.h
deleted file mode 100644
index 789fbd1..0000000
--- a/audio/effect/2.0/default/AudioBufferManager.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_AUDIO_BUFFER_MANAGER_H_
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_AUDIO_BUFFER_MANAGER_H_
-
-#include <android/hardware/audio/effect/2.0/types.h>
-
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/AudioBufferManager.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_AUDIO_BUFFER_MANAGER_H_
diff --git a/audio/effect/2.0/default/AutomaticGainControlEffect.cpp b/audio/effect/2.0/default/AutomaticGainControlEffect.cpp
deleted file mode 100644
index 7e00a80..0000000
--- a/audio/effect/2.0/default/AutomaticGainControlEffect.cpp
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "AGC_Effect_HAL"
-
-#include "AutomaticGainControlEffect.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/AutomaticGainControlEffect.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/2.0/default/AutomaticGainControlEffect.h b/audio/effect/2.0/default/AutomaticGainControlEffect.h
deleted file mode 100644
index ef440d2..0000000
--- a/audio/effect/2.0/default/AutomaticGainControlEffect.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_AUTOMATICGAINCONTROLEFFECT_H
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_AUTOMATICGAINCONTROLEFFECT_H
-
-#include <android/hardware/audio/effect/2.0/IAutomaticGainControlEffect.h>
-
-#include "Effect.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/AutomaticGainControlEffect.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_AUTOMATICGAINCONTROLEFFECT_H
diff --git a/audio/effect/2.0/default/BassBoostEffect.cpp b/audio/effect/2.0/default/BassBoostEffect.cpp
deleted file mode 100644
index df9e892..0000000
--- a/audio/effect/2.0/default/BassBoostEffect.cpp
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "BassBoost_HAL"
-
-#include "BassBoostEffect.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/BassBoostEffect.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/2.0/default/BassBoostEffect.h b/audio/effect/2.0/default/BassBoostEffect.h
deleted file mode 100644
index 83179e2..0000000
--- a/audio/effect/2.0/default/BassBoostEffect.h
+++ /dev/null
@@ -1,30 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_BASSBOOSTEFFECT_H
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_BASSBOOSTEFFECT_H
-
-#include <android/hardware/audio/effect/2.0/IBassBoostEffect.h>
-
-#include <hidl/MQDescriptor.h>
-
-#include "Effect.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/BassBoostEffect.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_BASSBOOSTEFFECT_H
diff --git a/audio/effect/2.0/default/Conversions.cpp b/audio/effect/2.0/default/Conversions.cpp
deleted file mode 100644
index b59752c..0000000
--- a/audio/effect/2.0/default/Conversions.cpp
+++ /dev/null
@@ -1,24 +0,0 @@
-/*
- * Copyright (C) 2017 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 "Conversions.h"
-#include "HidlUtils.h"
-
-using ::android::hardware::audio::common::V2_0::HidlUtils;
-
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/Conversions.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/2.0/default/Conversions.h b/audio/effect/2.0/default/Conversions.h
deleted file mode 100644
index 94c7f66..0000000
--- a/audio/effect/2.0/default/Conversions.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_CONVERSIONS_H_
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_CONVERSIONS_H_
-
-#include <android/hardware/audio/effect/2.0/types.h>
-
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/Conversions.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_CONVERSIONS_H_
diff --git a/audio/effect/2.0/default/DownmixEffect.cpp b/audio/effect/2.0/default/DownmixEffect.cpp
deleted file mode 100644
index 1a51e13..0000000
--- a/audio/effect/2.0/default/DownmixEffect.cpp
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "Downmix_HAL"
-
-#include "DownmixEffect.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/DownmixEffect.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/2.0/default/DownmixEffect.h b/audio/effect/2.0/default/DownmixEffect.h
deleted file mode 100644
index 6dbbb32..0000000
--- a/audio/effect/2.0/default/DownmixEffect.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_DOWNMIXEFFECT_H
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_DOWNMIXEFFECT_H
-
-#include <android/hardware/audio/effect/2.0/IDownmixEffect.h>
-
-#include "Effect.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/DownmixEffect.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_DOWNMIXEFFECT_H
diff --git a/audio/effect/2.0/default/Effect.cpp b/audio/effect/2.0/default/Effect.cpp
deleted file mode 100644
index e234e52..0000000
--- a/audio/effect/2.0/default/Effect.cpp
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2017 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 <memory.h>
-
-#define LOG_TAG "EffectHAL"
-#define ATRACE_TAG ATRACE_TAG_AUDIO
-
-#include "Conversions.h"
-#include "Effect.h"
-#include "common/all-versions/default/EffectMap.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/Effect.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/2.0/default/Effect.h b/audio/effect/2.0/default/Effect.h
deleted file mode 100644
index a4d194d..0000000
--- a/audio/effect/2.0/default/Effect.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_EFFECT_H
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_EFFECT_H
-
-#include <android/hardware/audio/effect/2.0/IEffect.h>
-
-#include "AudioBufferManager.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/Effect.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_EFFECT_H
diff --git a/audio/effect/2.0/default/EffectsFactory.cpp b/audio/effect/2.0/default/EffectsFactory.cpp
deleted file mode 100644
index a48a85f..0000000
--- a/audio/effect/2.0/default/EffectsFactory.cpp
+++ /dev/null
@@ -1,39 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "EffectFactoryHAL"
-#include "EffectsFactory.h"
-#include "AcousticEchoCancelerEffect.h"
-#include "AutomaticGainControlEffect.h"
-#include "BassBoostEffect.h"
-#include "Conversions.h"
-#include "DownmixEffect.h"
-#include "Effect.h"
-#include "EnvironmentalReverbEffect.h"
-#include "EqualizerEffect.h"
-#include "HidlUtils.h"
-#include "LoudnessEnhancerEffect.h"
-#include "NoiseSuppressionEffect.h"
-#include "PresetReverbEffect.h"
-#include "VirtualizerEffect.h"
-#include "VisualizerEffect.h"
-#include "common/all-versions/default/EffectMap.h"
-
-using ::android::hardware::audio::common::V2_0::HidlUtils;
-
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/EffectsFactory.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/2.0/default/EffectsFactory.h b/audio/effect/2.0/default/EffectsFactory.h
deleted file mode 100644
index f1bfbcf..0000000
--- a/audio/effect/2.0/default/EffectsFactory.h
+++ /dev/null
@@ -1,29 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_EFFECTSFACTORY_H
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_EFFECTSFACTORY_H
-
-#include <system/audio_effect.h>
-
-#include <android/hardware/audio/effect/2.0/IEffectsFactory.h>
-
-#include <hidl/MQDescriptor.h>
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/EffectsFactory.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_EFFECTSFACTORY_H
diff --git a/audio/effect/2.0/default/EnvironmentalReverbEffect.cpp b/audio/effect/2.0/default/EnvironmentalReverbEffect.cpp
deleted file mode 100644
index 017dd1f..0000000
--- a/audio/effect/2.0/default/EnvironmentalReverbEffect.cpp
+++ /dev/null
@@ -1,24 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "EnvReverb_HAL"
-#include <android/log.h>
-
-#include "EnvironmentalReverbEffect.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/EnvironmentalReverbEffect.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/2.0/default/EnvironmentalReverbEffect.h b/audio/effect/2.0/default/EnvironmentalReverbEffect.h
deleted file mode 100644
index d93a53f..0000000
--- a/audio/effect/2.0/default/EnvironmentalReverbEffect.h
+++ /dev/null
@@ -1,30 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_ENVIRONMENTALREVERBEFFECT_H
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_ENVIRONMENTALREVERBEFFECT_H
-
-#include <system/audio_effects/effect_environmentalreverb.h>
-
-#include <android/hardware/audio/effect/2.0/IEnvironmentalReverbEffect.h>
-
-#include "Effect.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/EnvironmentalReverbEffect.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_ENVIRONMENTALREVERBEFFECT_H
diff --git a/audio/effect/2.0/default/EqualizerEffect.cpp b/audio/effect/2.0/default/EqualizerEffect.cpp
deleted file mode 100644
index d6e056c..0000000
--- a/audio/effect/2.0/default/EqualizerEffect.cpp
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "Equalizer_HAL"
-
-#include "EqualizerEffect.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/EqualizerEffect.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/2.0/default/EqualizerEffect.h b/audio/effect/2.0/default/EqualizerEffect.h
deleted file mode 100644
index 54cdd50..0000000
--- a/audio/effect/2.0/default/EqualizerEffect.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_EQUALIZEREFFECT_H
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_EQUALIZEREFFECT_H
-
-#include <android/hardware/audio/effect/2.0/IEqualizerEffect.h>
-
-#include "Effect.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/EqualizerEffect.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_EQUALIZEREFFECT_H
diff --git a/audio/effect/2.0/default/LoudnessEnhancerEffect.cpp b/audio/effect/2.0/default/LoudnessEnhancerEffect.cpp
deleted file mode 100644
index 2dca0f4..0000000
--- a/audio/effect/2.0/default/LoudnessEnhancerEffect.cpp
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "LoudnessEnhancer_HAL"
-
-#include "LoudnessEnhancerEffect.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/LoudnessEnhancerEffect.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/2.0/default/LoudnessEnhancerEffect.h b/audio/effect/2.0/default/LoudnessEnhancerEffect.h
deleted file mode 100644
index 992e238..0000000
--- a/audio/effect/2.0/default/LoudnessEnhancerEffect.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_LOUDNESSENHANCEREFFECT_H
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_LOUDNESSENHANCEREFFECT_H
-
-#include <android/hardware/audio/effect/2.0/ILoudnessEnhancerEffect.h>
-
-#include "Effect.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/LoudnessEnhancerEffect.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_LOUDNESSENHANCEREFFECT_H
diff --git a/audio/effect/2.0/default/NoiseSuppressionEffect.cpp b/audio/effect/2.0/default/NoiseSuppressionEffect.cpp
deleted file mode 100644
index 089e811..0000000
--- a/audio/effect/2.0/default/NoiseSuppressionEffect.cpp
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "NS_Effect_HAL"
-
-#include "NoiseSuppressionEffect.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/NoiseSuppressionEffect.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/2.0/default/NoiseSuppressionEffect.h b/audio/effect/2.0/default/NoiseSuppressionEffect.h
deleted file mode 100644
index 0eee4b5..0000000
--- a/audio/effect/2.0/default/NoiseSuppressionEffect.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_NOISESUPPRESSIONEFFECT_H
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_NOISESUPPRESSIONEFFECT_H
-
-#include <android/hardware/audio/effect/2.0/INoiseSuppressionEffect.h>
-
-#include "Effect.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/NoiseSuppressionEffect.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_NOISESUPPRESSIONEFFECT_H
diff --git a/audio/effect/2.0/default/OWNERS b/audio/effect/2.0/default/OWNERS
deleted file mode 100644
index 6fdc97c..0000000
--- a/audio/effect/2.0/default/OWNERS
+++ /dev/null
@@ -1,3 +0,0 @@
-elaurent@google.com
-krocard@google.com
-mnaganov@google.com
diff --git a/audio/effect/2.0/default/PresetReverbEffect.cpp b/audio/effect/2.0/default/PresetReverbEffect.cpp
deleted file mode 100644
index 0648f6a..0000000
--- a/audio/effect/2.0/default/PresetReverbEffect.cpp
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "PresetReverb_HAL"
-
-#include "PresetReverbEffect.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/PresetReverbEffect.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/2.0/default/PresetReverbEffect.h b/audio/effect/2.0/default/PresetReverbEffect.h
deleted file mode 100644
index 1ea1626..0000000
--- a/audio/effect/2.0/default/PresetReverbEffect.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_PRESETREVERBEFFECT_H
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_PRESETREVERBEFFECT_H
-
-#include <android/hardware/audio/effect/2.0/IPresetReverbEffect.h>
-
-#include "Effect.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/PresetReverbEffect.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_PRESETREVERBEFFECT_H
diff --git a/audio/effect/2.0/default/VirtualizerEffect.cpp b/audio/effect/2.0/default/VirtualizerEffect.cpp
deleted file mode 100644
index 63d3eb9..0000000
--- a/audio/effect/2.0/default/VirtualizerEffect.cpp
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "Virtualizer_HAL"
-
-#include "VirtualizerEffect.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/VirtualizerEffect.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/2.0/default/VirtualizerEffect.h b/audio/effect/2.0/default/VirtualizerEffect.h
deleted file mode 100644
index 04f93c4..0000000
--- a/audio/effect/2.0/default/VirtualizerEffect.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_VIRTUALIZEREFFECT_H
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_VIRTUALIZEREFFECT_H
-
-#include <android/hardware/audio/effect/2.0/IVirtualizerEffect.h>
-
-#include "Effect.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/VirtualizerEffect.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_VIRTUALIZEREFFECT_H
diff --git a/audio/effect/2.0/default/VisualizerEffect.cpp b/audio/effect/2.0/default/VisualizerEffect.cpp
deleted file mode 100644
index 5235524..0000000
--- a/audio/effect/2.0/default/VisualizerEffect.cpp
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "Visualizer_HAL"
-
-#include "VisualizerEffect.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/VisualizerEffect.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/2.0/default/VisualizerEffect.h b/audio/effect/2.0/default/VisualizerEffect.h
deleted file mode 100644
index 940f15d..0000000
--- a/audio/effect/2.0/default/VisualizerEffect.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_VISUALIZEREFFECT_H
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_VISUALIZEREFFECT_H
-
-#include <android/hardware/audio/effect/2.0/IVisualizerEffect.h>
-
-#include "Effect.h"
-
-#define AUDIO_HAL_VERSION V2_0
-#include <effect/all-versions/default/VisualizerEffect.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_VISUALIZEREFFECT_H
diff --git a/audio/effect/2.0/vts/OWNERS b/audio/effect/2.0/vts/OWNERS
deleted file mode 100644
index 8711a9f..0000000
--- a/audio/effect/2.0/vts/OWNERS
+++ /dev/null
@@ -1,5 +0,0 @@
-elaurent@google.com
-krocard@google.com
-mnaganov@google.com
-yim@google.com
-zhuoyao@google.com
\ No newline at end of file
diff --git a/audio/effect/2.0/vts/functional/Android.bp b/audio/effect/2.0/vts/functional/Android.bp
deleted file mode 100644
index 1760e01..0000000
--- a/audio/effect/2.0/vts/functional/Android.bp
+++ /dev/null
@@ -1,36 +0,0 @@
-//
-// Copyright (C) 2016 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.
-//
-
-cc_test {
-    name: "VtsHalAudioEffectV2_0TargetTest",
-    defaults: ["VtsHalTargetTestDefaults"],
-    srcs: [
-        "VtsHalAudioEffectV2_0TargetTest.cpp",
-        "ValidateAudioEffectsConfiguration.cpp"
-    ],
-    static_libs: [
-        "android.hardware.audio.common.test.utility",
-        "android.hardware.audio.common@2.0",
-        "android.hardware.audio.effect@2.0",
-        "android.hidl.allocator@1.0",
-        "android.hidl.memory@1.0",
-        "libeffectsconfig",
-        "libicuuc",
-        "libicuuc_stubdata",
-        "libxml2",
-    ],
-    test_suites: ["general-tests"],
-}
diff --git a/audio/effect/2.0/vts/functional/ValidateAudioEffectsConfiguration.cpp b/audio/effect/2.0/vts/functional/ValidateAudioEffectsConfiguration.cpp
deleted file mode 100644
index bf080d3..0000000
--- a/audio/effect/2.0/vts/functional/ValidateAudioEffectsConfiguration.cpp
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * Copyright (C) 2017 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 <unistd.h>
-#include <iterator>
-
-#include <media/EffectsConfig.h>
-
-#include "utility/ValidateXml.h"
-
-TEST(CheckConfig, audioEffectsConfigurationValidation) {
-    RecordProperty("description",
-                   "Verify that the effects configuration file is valid according to the schema");
-    using namespace android::effectsConfig;
-
-    std::vector<const char*> locations(std::begin(DEFAULT_LOCATIONS), std::end(DEFAULT_LOCATIONS));
-    EXPECT_VALID_XML_MULTIPLE_LOCATIONS(DEFAULT_NAME, locations,
-                                        "/data/local/tmp/audio_effects_conf_V2_0.xsd");
-}
diff --git a/audio/effect/2.0/vts/functional/VtsHalAudioEffectV2_0TargetTest.cpp b/audio/effect/2.0/vts/functional/VtsHalAudioEffectV2_0TargetTest.cpp
deleted file mode 100644
index c90c4fa..0000000
--- a/audio/effect/2.0/vts/functional/VtsHalAudioEffectV2_0TargetTest.cpp
+++ /dev/null
@@ -1,849 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "AudioEffectHidlHalTest"
-#include <android-base/logging.h>
-#include <system/audio.h>
-
-#include <android/hardware/audio/effect/2.0/IEffect.h>
-#include <android/hardware/audio/effect/2.0/IEffectsFactory.h>
-#include <android/hardware/audio/effect/2.0/IEqualizerEffect.h>
-#include <android/hardware/audio/effect/2.0/ILoudnessEnhancerEffect.h>
-#include <android/hardware/audio/effect/2.0/types.h>
-#include <android/hidl/allocator/1.0/IAllocator.h>
-#include <android/hidl/memory/1.0/IMemory.h>
-
-#include <VtsHalHidlTargetTestBase.h>
-#include <VtsHalHidlTargetTestEnvBase.h>
-
-using android::hardware::audio::common::V2_0::AudioDevice;
-using android::hardware::audio::common::V2_0::AudioHandleConsts;
-using android::hardware::audio::common::V2_0::AudioMode;
-using android::hardware::audio::common::V2_0::AudioSource;
-using android::hardware::audio::common::V2_0::Uuid;
-using android::hardware::audio::effect::V2_0::AudioBuffer;
-using android::hardware::audio::effect::V2_0::EffectAuxChannelsConfig;
-using android::hardware::audio::effect::V2_0::EffectBufferConfig;
-using android::hardware::audio::effect::V2_0::EffectConfig;
-using android::hardware::audio::effect::V2_0::EffectDescriptor;
-using android::hardware::audio::effect::V2_0::EffectOffloadParameter;
-using android::hardware::audio::effect::V2_0::IEffect;
-using android::hardware::audio::effect::V2_0::IEffectsFactory;
-using android::hardware::audio::effect::V2_0::IEqualizerEffect;
-using android::hardware::audio::effect::V2_0::ILoudnessEnhancerEffect;
-using android::hardware::audio::effect::V2_0::Result;
-using android::hardware::MQDescriptorSync;
-using android::hardware::Return;
-using android::hardware::Void;
-using android::hardware::hidl_handle;
-using android::hardware::hidl_memory;
-using android::hardware::hidl_string;
-using android::hardware::hidl_vec;
-using android::hidl::allocator::V1_0::IAllocator;
-using android::hidl::memory::V1_0::IMemory;
-using android::sp;
-
-#ifndef ARRAY_SIZE
-#define ARRAY_SIZE(a) (sizeof(a) / sizeof(*(a)))
-#endif
-
-// Test environment for Audio Effects Factory HIDL HAL.
-class AudioEffectsFactoryHidlEnvironment : public ::testing::VtsHalHidlTargetTestEnvBase {
-   public:
-    // get the test environment singleton
-    static AudioEffectsFactoryHidlEnvironment* Instance() {
-        static AudioEffectsFactoryHidlEnvironment* instance =
-            new AudioEffectsFactoryHidlEnvironment;
-        return instance;
-    }
-
-    virtual void registerTestServices() override { registerTestService<IEffectsFactory>(); }
-};
-
-// The main test class for Audio Effects Factory HIDL HAL.
-class AudioEffectsFactoryHidlTest : public ::testing::VtsHalHidlTargetTestBase {
- public:
-  void SetUp() override {
-      effectsFactory = ::testing::VtsHalHidlTargetTestBase::getService<IEffectsFactory>(
-          AudioEffectsFactoryHidlEnvironment::Instance()->getServiceName<IEffectsFactory>());
-      ASSERT_NE(effectsFactory, nullptr);
-  }
-
-  void TearDown() override { effectsFactory.clear(); }
-
- protected:
-  static void description(const std::string& description) {
-    RecordProperty("description", description);
-  }
-
-  sp<IEffectsFactory> effectsFactory;
-};
-
-TEST_F(AudioEffectsFactoryHidlTest, EnumerateEffects) {
-  description("Verify that EnumerateEffects returns at least one effect");
-  Result retval = Result::NOT_INITIALIZED;
-  size_t effectCount = 0;
-  Return<void> ret = effectsFactory->getAllDescriptors(
-      [&](Result r, const hidl_vec<EffectDescriptor>& result) {
-        retval = r;
-        effectCount = result.size();
-      });
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, retval);
-  EXPECT_GT(effectCount, 0u);
-}
-
-TEST_F(AudioEffectsFactoryHidlTest, CreateEffect) {
-  description("Verify that an effect can be created via CreateEffect");
-  bool gotEffect = false;
-  Uuid effectUuid;
-  Return<void> ret = effectsFactory->getAllDescriptors(
-      [&](Result r, const hidl_vec<EffectDescriptor>& result) {
-        if (r == Result::OK && result.size() > 0) {
-          gotEffect = true;
-          effectUuid = result[0].uuid;
-        }
-      });
-  ASSERT_TRUE(ret.isOk());
-  ASSERT_TRUE(gotEffect);
-  Result retval = Result::NOT_INITIALIZED;
-  sp<IEffect> effect;
-  ret = effectsFactory->createEffect(
-      effectUuid, 1 /*session*/, 1 /*ioHandle*/,
-      [&](Result r, const sp<IEffect>& result, uint64_t /*effectId*/) {
-        retval = r;
-        if (r == Result::OK) {
-          effect = result;
-        }
-      });
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, retval);
-  EXPECT_NE(nullptr, effect.get());
-}
-
-TEST_F(AudioEffectsFactoryHidlTest, GetDescriptor) {
-  description(
-      "Verify that effects factory can provide an effect descriptor via "
-      "GetDescriptor");
-  hidl_vec<EffectDescriptor> allDescriptors;
-  Return<void> ret = effectsFactory->getAllDescriptors(
-      [&](Result r, const hidl_vec<EffectDescriptor>& result) {
-        if (r == Result::OK) {
-          allDescriptors = result;
-        }
-      });
-  ASSERT_TRUE(ret.isOk());
-  ASSERT_GT(allDescriptors.size(), 0u);
-  for (size_t i = 0; i < allDescriptors.size(); ++i) {
-    ret = effectsFactory->getDescriptor(
-        allDescriptors[i].uuid, [&](Result r, const EffectDescriptor& result) {
-          EXPECT_EQ(r, Result::OK);
-          EXPECT_EQ(result, allDescriptors[i]);
-        });
-  }
-  EXPECT_TRUE(ret.isOk());
-}
-
-TEST_F(AudioEffectsFactoryHidlTest, DebugDumpInvalidArgument) {
-    description("Verify that debugDump doesn't crash on invalid arguments");
-    Return<void> ret = effectsFactory->debugDump(hidl_handle());
-    ASSERT_TRUE(ret.isOk());
-}
-
-// Equalizer effect is required by CDD, but only the type is fixed.
-// This is the same UUID as AudioEffect.EFFECT_TYPE_EQUALIZER in Java.
-static const Uuid EQUALIZER_EFFECT_TYPE = {
-    0x0bed4300, 0xddd6, 0x11db, 0x8f34,
-    std::array<uint8_t, 6>{{0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}}};
-// Loudness Enhancer effect is required by CDD, but only the type is fixed.
-// This is the same UUID as AudioEffect.EFFECT_TYPE_LOUDNESS_ENHANCER in Java.
-static const Uuid LOUDNESS_ENHANCER_EFFECT_TYPE = {
-    0xfe3199be, 0xaed0, 0x413f, 0x87bb,
-    std::array<uint8_t, 6>{{0x11, 0x26, 0x0e, 0xb6, 0x3c, 0xf1}}};
-
-// The main test class for Audio Effect HIDL HAL.
-class AudioEffectHidlTest : public ::testing::VtsHalHidlTargetTestBase {
- public:
-  void SetUp() override {
-    effectsFactory =
-        ::testing::VtsHalHidlTargetTestBase::getService<IEffectsFactory>();
-    ASSERT_NE(nullptr, effectsFactory.get());
-
-    findAndCreateEffect(getEffectType());
-    ASSERT_NE(nullptr, effect.get());
-
-    Return<Result> ret = effect->init();
-    ASSERT_TRUE(ret.isOk());
-    ASSERT_EQ(Result::OK, ret);
-  }
-
-  void TearDown() override {
-    effect.clear();
-    effectsFactory.clear();
-  }
-
- protected:
-  static void description(const std::string& description) {
-    RecordProperty("description", description);
-  }
-
-  virtual Uuid getEffectType() { return EQUALIZER_EFFECT_TYPE; }
-
-  void findAndCreateEffect(const Uuid& type);
-  void findEffectInstance(const Uuid& type, Uuid* uuid);
-  void getChannelCount(uint32_t* channelCount);
-
-  sp<IEffectsFactory> effectsFactory;
-  sp<IEffect> effect;
-};
-
-void AudioEffectHidlTest::findAndCreateEffect(const Uuid& type) {
-  Uuid effectUuid;
-  findEffectInstance(type, &effectUuid);
-  Return<void> ret = effectsFactory->createEffect(
-      effectUuid, 1 /*session*/, 1 /*ioHandle*/,
-      [&](Result r, const sp<IEffect>& result, uint64_t /*effectId*/) {
-        if (r == Result::OK) {
-          effect = result;
-        }
-      });
-  ASSERT_TRUE(ret.isOk());
-}
-
-void AudioEffectHidlTest::findEffectInstance(const Uuid& type, Uuid* uuid) {
-  bool effectFound = false;
-  Return<void> ret = effectsFactory->getAllDescriptors(
-      [&](Result r, const hidl_vec<EffectDescriptor>& result) {
-        if (r == Result::OK) {
-          for (const auto& desc : result) {
-            if (desc.type == type) {
-              effectFound = true;
-              *uuid = desc.uuid;
-              break;
-            }
-          }
-        }
-      });
-  ASSERT_TRUE(ret.isOk());
-  ASSERT_TRUE(effectFound);
-}
-
-void AudioEffectHidlTest::getChannelCount(uint32_t* channelCount) {
-  Result retval;
-  EffectConfig currentConfig;
-  Return<void> ret = effect->getConfig([&](Result r, const EffectConfig& conf) {
-    retval = r;
-    if (r == Result::OK) {
-      currentConfig = conf;
-    }
-  });
-  ASSERT_TRUE(ret.isOk());
-  ASSERT_EQ(Result::OK, retval);
-  ASSERT_TRUE(audio_channel_mask_is_valid(
-      static_cast<audio_channel_mask_t>(currentConfig.outputCfg.channels)));
-  *channelCount = audio_channel_count_from_out_mask(
-      static_cast<audio_channel_mask_t>(currentConfig.outputCfg.channels));
-}
-
-TEST_F(AudioEffectHidlTest, Close) {
-  description("Verify that an effect can be closed");
-  Return<Result> ret = effect->close();
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, ret);
-}
-
-TEST_F(AudioEffectHidlTest, GetDescriptor) {
-  description(
-      "Verify that an effect can return its own descriptor via GetDescriptor");
-  Result retval = Result::NOT_INITIALIZED;
-  Uuid actualType;
-  Return<void> ret =
-      effect->getDescriptor([&](Result r, const EffectDescriptor& desc) {
-        retval = r;
-        if (r == Result::OK) {
-          actualType = desc.type;
-        }
-      });
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, retval);
-  EXPECT_EQ(getEffectType(), actualType);
-}
-
-TEST_F(AudioEffectHidlTest, GetSetConfig) {
-  description(
-      "Verify that it is possible to manipulate effect config via Get / "
-      "SetConfig");
-  Result retval = Result::NOT_INITIALIZED;
-  EffectConfig currentConfig;
-  Return<void> ret = effect->getConfig([&](Result r, const EffectConfig& conf) {
-    retval = r;
-    if (r == Result::OK) {
-      currentConfig = conf;
-    }
-  });
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, retval);
-  Return<Result> ret2 = effect->setConfig(currentConfig, nullptr, nullptr);
-  EXPECT_TRUE(ret2.isOk());
-  EXPECT_EQ(Result::OK, ret2);
-}
-
-TEST_F(AudioEffectHidlTest, GetConfigReverse) {
-  description("Verify that GetConfigReverse does not crash");
-  Return<void> ret =
-      effect->getConfigReverse([&](Result, const EffectConfig&) {});
-  EXPECT_TRUE(ret.isOk());
-}
-
-TEST_F(AudioEffectHidlTest, GetSupportedAuxChannelsConfigs) {
-  description("Verify that GetSupportedAuxChannelsConfigs does not crash");
-  Return<void> ret = effect->getSupportedAuxChannelsConfigs(
-      0, [&](Result, const hidl_vec<EffectAuxChannelsConfig>&) {});
-  EXPECT_TRUE(ret.isOk());
-}
-
-TEST_F(AudioEffectHidlTest, GetAuxChannelsConfig) {
-  description("Verify that GetAuxChannelsConfig does not crash");
-  Return<void> ret = effect->getAuxChannelsConfig(
-      [&](Result, const EffectAuxChannelsConfig&) {});
-  EXPECT_TRUE(ret.isOk());
-}
-
-TEST_F(AudioEffectHidlTest, SetAuxChannelsConfig) {
-  description("Verify that SetAuxChannelsConfig does not crash");
-  Return<Result> ret = effect->setAuxChannelsConfig(EffectAuxChannelsConfig());
-  EXPECT_TRUE(ret.isOk());
-}
-
-// Not generated automatically because AudioBuffer contains
-// instances of hidl_memory which can't be compared properly
-// in general case due to presence of handles.
-//
-// However, in this particular case, handles must not present
-// thus comparison is possible.
-//
-// operator== must be defined in the same namespace as the structures.
-namespace android {
-namespace hardware {
-namespace audio {
-namespace effect {
-namespace V2_0 {
-inline bool operator==(const AudioBuffer& lhs, const AudioBuffer& rhs) {
-  return lhs.id == rhs.id && lhs.frameCount == rhs.frameCount &&
-         lhs.data.handle() == nullptr && rhs.data.handle() == nullptr;
-}
-
-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 &&
-         lhs.accessMode == rhs.accessMode && lhs.mask == rhs.mask;
-}
-
-inline bool operator==(const EffectConfig& lhs, const EffectConfig& rhs) {
-  return lhs.inputCfg == rhs.inputCfg && lhs.outputCfg == rhs.outputCfg;
-}
-}  // namespace V2_0
-}  // namespace effect
-}  // namespace audio
-}  // namespace hardware
-}  // namespace android
-
-TEST_F(AudioEffectHidlTest, Reset) {
-  description("Verify that Reset preserves effect configuration");
-  Result retval = Result::NOT_INITIALIZED;
-  EffectConfig originalConfig;
-  Return<void> ret = effect->getConfig([&](Result r, const EffectConfig& conf) {
-    retval = r;
-    if (r == Result::OK) {
-      originalConfig = conf;
-    }
-  });
-  ASSERT_TRUE(ret.isOk());
-  ASSERT_EQ(Result::OK, retval);
-  Return<Result> ret2 = effect->reset();
-  EXPECT_TRUE(ret2.isOk());
-  EXPECT_EQ(Result::OK, ret2);
-  EffectConfig configAfterReset;
-  ret = effect->getConfig([&](Result r, const EffectConfig& conf) {
-    retval = r;
-    if (r == Result::OK) {
-      configAfterReset = conf;
-    }
-  });
-  EXPECT_EQ(originalConfig, configAfterReset);
-}
-
-TEST_F(AudioEffectHidlTest, DisableEnableDisable) {
-  description("Verify Disable -> Enable -> Disable sequence for an effect");
-  Return<Result> ret = effect->disable();
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::INVALID_ARGUMENTS, ret);
-  ret = effect->enable();
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, ret);
-  ret = effect->disable();
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, ret);
-}
-
-TEST_F(AudioEffectHidlTest, SetDevice) {
-  description("Verify that SetDevice works for an output chain effect");
-  Return<Result> ret = effect->setDevice(AudioDevice::OUT_SPEAKER);
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, ret);
-}
-
-TEST_F(AudioEffectHidlTest, SetAndGetVolume) {
-  description("Verify that SetAndGetVolume method works for an effect");
-  uint32_t channelCount;
-  getChannelCount(&channelCount);
-  hidl_vec<uint32_t> volumes;
-  volumes.resize(channelCount);
-  for (uint32_t i = 0; i < channelCount; ++i) {
-    volumes[i] = 0;
-  }
-  Result retval = Result::NOT_INITIALIZED;
-  Return<void> ret = effect->setAndGetVolume(
-      volumes, [&](Result r, const hidl_vec<uint32_t>&) { retval = r; });
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, retval);
-}
-
-TEST_F(AudioEffectHidlTest, VolumeChangeNotification) {
-  description("Verify that effect accepts VolumeChangeNotification");
-  uint32_t channelCount;
-  getChannelCount(&channelCount);
-  hidl_vec<uint32_t> volumes;
-  volumes.resize(channelCount);
-  for (uint32_t i = 0; i < channelCount; ++i) {
-    volumes[i] = 0;
-  }
-  Return<Result> ret = effect->volumeChangeNotification(volumes);
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, ret);
-}
-
-TEST_F(AudioEffectHidlTest, SetAudioMode) {
-  description("Verify that SetAudioMode works for an effect");
-  Return<Result> ret = effect->setAudioMode(AudioMode::NORMAL);
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, ret);
-}
-
-TEST_F(AudioEffectHidlTest, SetConfigReverse) {
-  description("Verify that SetConfigReverse does not crash");
-  Return<Result> ret =
-      effect->setConfigReverse(EffectConfig(), nullptr, nullptr);
-  EXPECT_TRUE(ret.isOk());
-}
-
-TEST_F(AudioEffectHidlTest, SetInputDevice) {
-  description("Verify that SetInputDevice does not crash");
-  Return<Result> ret = effect->setInputDevice(AudioDevice::IN_BUILTIN_MIC);
-  EXPECT_TRUE(ret.isOk());
-}
-
-TEST_F(AudioEffectHidlTest, SetAudioSource) {
-  description("Verify that SetAudioSource does not crash");
-  Return<Result> ret = effect->setAudioSource(AudioSource::MIC);
-  EXPECT_TRUE(ret.isOk());
-}
-
-TEST_F(AudioEffectHidlTest, Offload) {
-  description("Verify that calling Offload method does not crash");
-  EffectOffloadParameter offloadParam;
-  offloadParam.isOffload = false;
-  offloadParam.ioHandle =
-      static_cast<int>(AudioHandleConsts::AUDIO_IO_HANDLE_NONE);
-  Return<Result> ret = effect->offload(offloadParam);
-  EXPECT_TRUE(ret.isOk());
-}
-
-TEST_F(AudioEffectHidlTest, PrepareForProcessing) {
-  description("Verify that PrepareForProcessing method works for an effect");
-  Result retval = Result::NOT_INITIALIZED;
-  Return<void> ret = effect->prepareForProcessing(
-      [&](Result r, const MQDescriptorSync<Result>&) { retval = r; });
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, retval);
-}
-
-TEST_F(AudioEffectHidlTest, SetProcessBuffers) {
-  description("Verify that SetProcessBuffers works for an effect");
-  sp<IAllocator> ashmem = IAllocator::getService("ashmem");
-  ASSERT_NE(nullptr, ashmem.get());
-  bool success = false;
-  AudioBuffer buffer;
-  Return<void> ret =
-      ashmem->allocate(1024, [&](bool s, const hidl_memory& memory) {
-        success = s;
-        if (s) {
-          buffer.data = memory;
-        }
-      });
-  ASSERT_TRUE(ret.isOk());
-  ASSERT_TRUE(success);
-  Return<Result> ret2 = effect->setProcessBuffers(buffer, buffer);
-  EXPECT_TRUE(ret2.isOk());
-  EXPECT_EQ(Result::OK, ret2);
-}
-
-TEST_F(AudioEffectHidlTest, Command) {
-  description("Verify that Command does not crash");
-  Return<void> ret = effect->command(0, hidl_vec<uint8_t>(), 0,
-                                     [&](int32_t, const hidl_vec<uint8_t>&) {});
-  EXPECT_TRUE(ret.isOk());
-}
-
-TEST_F(AudioEffectHidlTest, SetParameter) {
-  description("Verify that SetParameter does not crash");
-  Return<Result> ret =
-      effect->setParameter(hidl_vec<uint8_t>(), hidl_vec<uint8_t>());
-  EXPECT_TRUE(ret.isOk());
-}
-
-TEST_F(AudioEffectHidlTest, GetParameter) {
-  description("Verify that GetParameter does not crash");
-  Return<void> ret = effect->getParameter(
-      hidl_vec<uint8_t>(), 0, [&](Result, const hidl_vec<uint8_t>&) {});
-  EXPECT_TRUE(ret.isOk());
-}
-
-TEST_F(AudioEffectHidlTest, GetSupportedConfigsForFeature) {
-  description("Verify that GetSupportedConfigsForFeature does not crash");
-  Return<void> ret = effect->getSupportedConfigsForFeature(
-      0, 0, 0, [&](Result, uint32_t, const hidl_vec<uint8_t>&) {});
-  EXPECT_TRUE(ret.isOk());
-}
-
-TEST_F(AudioEffectHidlTest, GetCurrentConfigForFeature) {
-  description("Verify that GetCurrentConfigForFeature does not crash");
-  Return<void> ret = effect->getCurrentConfigForFeature(
-      0, 0, [&](Result, const hidl_vec<uint8_t>&) {});
-  EXPECT_TRUE(ret.isOk());
-}
-
-TEST_F(AudioEffectHidlTest, SetCurrentConfigForFeature) {
-  description("Verify that SetCurrentConfigForFeature does not crash");
-  Return<Result> ret =
-      effect->setCurrentConfigForFeature(0, hidl_vec<uint8_t>());
-  EXPECT_TRUE(ret.isOk());
-}
-
-
-// The main test class for Equalizer Audio Effect HIDL HAL.
-class EqualizerAudioEffectHidlTest : public AudioEffectHidlTest {
- public:
-  void SetUp() override {
-    AudioEffectHidlTest::SetUp();
-    equalizer = IEqualizerEffect::castFrom(effect);
-    ASSERT_NE(nullptr, equalizer.get());
-  }
-
- protected:
-  Uuid getEffectType() override { return EQUALIZER_EFFECT_TYPE; }
-  void getNumBands(uint16_t* numBands);
-  void getLevelRange(int16_t* minLevel, int16_t* maxLevel);
-  void getBandFrequencyRange(uint16_t band, uint32_t* minFreq,
-                             uint32_t* centerFreq, uint32_t* maxFreq);
-  void getPresetCount(size_t* count);
-
-  sp<IEqualizerEffect> equalizer;
-};
-
-void EqualizerAudioEffectHidlTest::getNumBands(uint16_t* numBands) {
-  Result retval = Result::NOT_INITIALIZED;
-  Return<void> ret = equalizer->getNumBands([&](Result r, uint16_t b) {
-    retval = r;
-    if (retval == Result::OK) {
-      *numBands = b;
-    }
-  });
-  ASSERT_TRUE(ret.isOk());
-  ASSERT_EQ(Result::OK, retval);
-}
-
-void EqualizerAudioEffectHidlTest::getLevelRange(int16_t* minLevel,
-                                                 int16_t* maxLevel) {
-  Result retval = Result::NOT_INITIALIZED;
-  Return<void> ret =
-      equalizer->getLevelRange([&](Result r, int16_t min, int16_t max) {
-        retval = r;
-        if (retval == Result::OK) {
-          *minLevel = min;
-          *maxLevel = max;
-        }
-      });
-  ASSERT_TRUE(ret.isOk());
-  ASSERT_EQ(Result::OK, retval);
-}
-
-void EqualizerAudioEffectHidlTest::getBandFrequencyRange(uint16_t band,
-                                                         uint32_t* minFreq,
-                                                         uint32_t* centerFreq,
-                                                         uint32_t* maxFreq) {
-  Result retval = Result::NOT_INITIALIZED;
-  Return<void> ret = equalizer->getBandFrequencyRange(
-      band, [&](Result r, uint32_t min, uint32_t max) {
-        retval = r;
-        if (retval == Result::OK) {
-          *minFreq = min;
-          *maxFreq = max;
-        }
-      });
-  ASSERT_TRUE(ret.isOk());
-  ASSERT_EQ(Result::OK, retval);
-  ret = equalizer->getBandCenterFrequency(band, [&](Result r, uint32_t center) {
-    retval = r;
-    if (retval == Result::OK) {
-      *centerFreq = center;
-    }
-  });
-  ASSERT_TRUE(ret.isOk());
-  ASSERT_EQ(Result::OK, retval);
-}
-
-void EqualizerAudioEffectHidlTest::getPresetCount(size_t* count) {
-  Result retval = Result::NOT_INITIALIZED;
-  Return<void> ret = equalizer->getPresetNames(
-      [&](Result r, const hidl_vec<hidl_string>& names) {
-        retval = r;
-        if (retval == Result::OK) {
-          *count = names.size();
-        }
-      });
-  ASSERT_TRUE(ret.isOk());
-  ASSERT_EQ(Result::OK, retval);
-}
-
-TEST_F(EqualizerAudioEffectHidlTest, GetNumBands) {
-  description("Verify that Equalizer effect reports at least one band");
-  uint16_t numBands = 0;
-  getNumBands(&numBands);
-  EXPECT_GT(numBands, 0);
-}
-
-TEST_F(EqualizerAudioEffectHidlTest, GetLevelRange) {
-  description("Verify that Equalizer effect reports adequate band level range");
-  int16_t minLevel = 0x7fff, maxLevel = 0;
-  getLevelRange(&minLevel, &maxLevel);
-  EXPECT_GT(maxLevel, minLevel);
-}
-
-TEST_F(EqualizerAudioEffectHidlTest, GetSetBandLevel) {
-  description(
-      "Verify that manipulating band levels works for Equalizer effect");
-  uint16_t numBands = 0;
-  getNumBands(&numBands);
-  ASSERT_GT(numBands, 0);
-  int16_t levels[3]{0x7fff, 0, 0};
-  getLevelRange(&levels[0], &levels[2]);
-  ASSERT_GT(levels[2], levels[0]);
-  levels[1] = (levels[2] + levels[0]) / 2;
-  for (uint16_t i = 0; i < numBands; ++i) {
-    for (size_t j = 0; j < ARRAY_SIZE(levels); ++j) {
-      Return<Result> ret = equalizer->setBandLevel(i, levels[j]);
-      EXPECT_TRUE(ret.isOk());
-      EXPECT_EQ(Result::OK, ret);
-      Result retval = Result::NOT_INITIALIZED;
-      int16_t actualLevel;
-      Return<void> ret2 = equalizer->getBandLevel(i, [&](Result r, int16_t l) {
-        retval = r;
-        if (retval == Result::OK) {
-          actualLevel = l;
-        }
-      });
-      EXPECT_TRUE(ret2.isOk());
-      EXPECT_EQ(Result::OK, retval);
-      EXPECT_EQ(levels[j], actualLevel);
-    }
-  }
-}
-
-TEST_F(EqualizerAudioEffectHidlTest, GetBandCenterFrequencyAndRange) {
-  description(
-      "Verify that Equalizer effect reports adequate band frequency range");
-  uint16_t numBands = 0;
-  getNumBands(&numBands);
-  ASSERT_GT(numBands, 0);
-  for (uint16_t i = 0; i < numBands; ++i) {
-    uint32_t minFreq = 0xffffffff, centerFreq = 0xffffffff,
-             maxFreq = 0xffffffff;
-    getBandFrequencyRange(i, &minFreq, &centerFreq, &maxFreq);
-    // Note: NXP legacy implementation reports "1" as upper bound for last band,
-    // so this check fails.
-    EXPECT_GE(maxFreq, centerFreq);
-    EXPECT_GE(centerFreq, minFreq);
-  }
-}
-
-TEST_F(EqualizerAudioEffectHidlTest, GetBandForFrequency) {
-  description(
-      "Verify that Equalizer effect supports GetBandForFrequency correctly");
-  uint16_t numBands = 0;
-  getNumBands(&numBands);
-  ASSERT_GT(numBands, 0);
-  for (uint16_t i = 0; i < numBands; ++i) {
-    uint32_t freqs[3]{0, 0, 0};
-    getBandFrequencyRange(i, &freqs[0], &freqs[1], &freqs[2]);
-    // NXP legacy implementation reports "1" as upper bound for last band, some
-    // of the checks fail.
-    for (size_t j = 0; j < ARRAY_SIZE(freqs); ++j) {
-      if (j == 0) {
-        freqs[j]++;
-      }  // Min frequency is an open interval.
-      Result retval = Result::NOT_INITIALIZED;
-      uint16_t actualBand = numBands + 1;
-      Return<void> ret =
-          equalizer->getBandForFrequency(freqs[j], [&](Result r, uint16_t b) {
-            retval = r;
-            if (retval == Result::OK) {
-              actualBand = b;
-            }
-          });
-      EXPECT_TRUE(ret.isOk());
-      EXPECT_EQ(Result::OK, retval);
-      EXPECT_EQ(i, actualBand) << "Frequency: " << freqs[j];
-    }
-  }
-}
-
-TEST_F(EqualizerAudioEffectHidlTest, GetPresetNames) {
-  description("Verify that Equalizer effect reports at least one preset");
-  size_t presetCount;
-  getPresetCount(&presetCount);
-  EXPECT_GT(presetCount, 0u);
-}
-
-TEST_F(EqualizerAudioEffectHidlTest, GetSetCurrentPreset) {
-  description(
-      "Verify that manipulating the current preset for Equalizer effect");
-  size_t presetCount;
-  getPresetCount(&presetCount);
-  ASSERT_GT(presetCount, 0u);
-  for (uint16_t i = 0; i < presetCount; ++i) {
-    Return<Result> ret = equalizer->setCurrentPreset(i);
-    EXPECT_TRUE(ret.isOk());
-    EXPECT_EQ(Result::OK, ret);
-    Result retval = Result::NOT_INITIALIZED;
-    uint16_t actualPreset = 0xffff;
-    Return<void> ret2 = equalizer->getCurrentPreset([&](Result r, uint16_t p) {
-      retval = r;
-      if (retval == Result::OK) {
-        actualPreset = p;
-      }
-    });
-    EXPECT_TRUE(ret2.isOk());
-    EXPECT_EQ(Result::OK, retval);
-    EXPECT_EQ(i, actualPreset);
-  }
-}
-
-TEST_F(EqualizerAudioEffectHidlTest, GetSetAllProperties) {
-  description(
-      "Verify that setting band levels and presets works via Get / "
-      "SetAllProperties for Equalizer effect");
-  using AllProperties =
-      android::hardware::audio::effect::V2_0::IEqualizerEffect::AllProperties;
-  uint16_t numBands = 0;
-  getNumBands(&numBands);
-  ASSERT_GT(numBands, 0);
-  AllProperties props;
-  props.bandLevels.resize(numBands);
-  for (size_t i = 0; i < numBands; ++i) {
-    props.bandLevels[i] = 0;
-  }
-
-  AllProperties actualProps;
-  Result retval = Result::NOT_INITIALIZED;
-
-  // Verify setting of the band levels via properties.
-  props.curPreset = -1;
-  Return<Result> ret = equalizer->setAllProperties(props);
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, ret);
-  Return<void> ret2 =
-      equalizer->getAllProperties([&](Result r, AllProperties p) {
-        retval = r;
-        if (retval == Result::OK) {
-          actualProps = p;
-        }
-      });
-  EXPECT_TRUE(ret2.isOk());
-  EXPECT_EQ(Result::OK, retval);
-  EXPECT_EQ(props.bandLevels, actualProps.bandLevels);
-
-  // Verify setting of the current preset via properties.
-  props.curPreset = 0;  // Assuming there is at least one preset.
-  ret = equalizer->setAllProperties(props);
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, ret);
-  ret2 = equalizer->getAllProperties([&](Result r, AllProperties p) {
-    retval = r;
-    if (retval == Result::OK) {
-      actualProps = p;
-    }
-  });
-  EXPECT_TRUE(ret2.isOk());
-  EXPECT_EQ(Result::OK, retval);
-  EXPECT_EQ(props.curPreset, actualProps.curPreset);
-}
-
-// The main test class for Equalizer Audio Effect HIDL HAL.
-class LoudnessEnhancerAudioEffectHidlTest : public AudioEffectHidlTest {
- public:
-  void SetUp() override {
-    AudioEffectHidlTest::SetUp();
-    enhancer = ILoudnessEnhancerEffect::castFrom(effect);
-    ASSERT_NE(nullptr, enhancer.get());
-  }
-
- protected:
-  Uuid getEffectType() override { return LOUDNESS_ENHANCER_EFFECT_TYPE; }
-
-  sp<ILoudnessEnhancerEffect> enhancer;
-};
-
-TEST_F(LoudnessEnhancerAudioEffectHidlTest, GetSetTargetGain) {
-  description(
-      "Verify that manipulating the target gain works for Loudness Enhancer "
-      "effect");
-  const int32_t gain = 100;
-  Return<Result> ret = enhancer->setTargetGain(gain);
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, ret);
-  int32_t actualGain = 0;
-  Result retval;
-  Return<void> ret2 = enhancer->getTargetGain([&](Result r, int32_t g) {
-    retval = r;
-    if (retval == Result::OK) {
-      actualGain = g;
-    }
-  });
-  EXPECT_TRUE(ret2.isOk());
-  EXPECT_EQ(Result::OK, retval);
-  EXPECT_EQ(gain, actualGain);
-}
-
-int main(int argc, char** argv) {
-    ::testing::AddGlobalTestEnvironment(AudioEffectsFactoryHidlEnvironment::Instance());
-    ::testing::InitGoogleTest(&argc, argv);
-    AudioEffectsFactoryHidlEnvironment::Instance()->init(&argc, argv);
-    int status = RUN_ALL_TESTS();
-    LOG(INFO) << "Test result = " << status;
-    return status;
-}
diff --git a/audio/effect/2.0/xml/audio_effects_conf_V2_0.xsd b/audio/effect/2.0/xml/audio_effects_conf.xsd
similarity index 100%
rename from audio/effect/2.0/xml/audio_effects_conf_V2_0.xsd
rename to audio/effect/2.0/xml/audio_effects_conf.xsd
diff --git a/audio/effect/4.0/default/AcousticEchoCancelerEffect.cpp b/audio/effect/4.0/default/AcousticEchoCancelerEffect.cpp
deleted file mode 100644
index 242740e..0000000
--- a/audio/effect/4.0/default/AcousticEchoCancelerEffect.cpp
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "AEC_Effect_HAL"
-
-#include "AcousticEchoCancelerEffect.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/AcousticEchoCancelerEffect.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/4.0/default/AcousticEchoCancelerEffect.h b/audio/effect/4.0/default/AcousticEchoCancelerEffect.h
deleted file mode 100644
index 0ac0a1e..0000000
--- a/audio/effect/4.0/default/AcousticEchoCancelerEffect.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_ACOUSTICECHOCANCELEREFFECT_H
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_ACOUSTICECHOCANCELEREFFECT_H
-
-#include <android/hardware/audio/effect/4.0/IAcousticEchoCancelerEffect.h>
-
-#include "Effect.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/AcousticEchoCancelerEffect.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_ACOUSTICECHOCANCELEREFFECT_H
diff --git a/audio/effect/4.0/default/Android.bp b/audio/effect/4.0/default/Android.bp
deleted file mode 100644
index dcb2269..0000000
--- a/audio/effect/4.0/default/Android.bp
+++ /dev/null
@@ -1,50 +0,0 @@
-cc_library_shared {
-    name: "android.hardware.audio.effect@4.0-impl",
-    defaults: ["hidl_defaults"],
-    vendor: true,
-    relative_install_path: "hw",
-    srcs: [
-        "AcousticEchoCancelerEffect.cpp",
-        "AudioBufferManager.cpp",
-        "AutomaticGainControlEffect.cpp",
-        "BassBoostEffect.cpp",
-        "Conversions.cpp",
-        "DownmixEffect.cpp",
-        "Effect.cpp",
-        "EffectsFactory.cpp",
-        "EnvironmentalReverbEffect.cpp",
-        "EqualizerEffect.cpp",
-        "LoudnessEnhancerEffect.cpp",
-        "NoiseSuppressionEffect.cpp",
-        "PresetReverbEffect.cpp",
-        "VirtualizerEffect.cpp",
-        "VisualizerEffect.cpp",
-    ],
-
-    shared_libs: [
-        "libbase",
-        "libcutils",
-        "libeffects",
-        "libfmq",
-        "libhidlbase",
-        "libhidlmemory",
-        "libhidltransport",
-        "liblog",
-        "libutils",
-        "android.hardware.audio.common-util",
-        "android.hardware.audio.common@4.0",
-        "android.hardware.audio.common@4.0-util",
-        "android.hardware.audio.effect@4.0",
-        "android.hidl.memory@1.0",
-    ],
-
-    header_libs: [
-        "android.hardware.audio.common.util@all-versions",
-        "android.hardware.audio.effect@all-versions-impl",
-        "libaudio_system_headers",
-        "libaudioclient_headers",
-        "libeffects_headers",
-        "libhardware_headers",
-        "libmedia_headers",
-    ],
-}
diff --git a/audio/effect/4.0/default/AudioBufferManager.cpp b/audio/effect/4.0/default/AudioBufferManager.cpp
deleted file mode 100644
index 2d75f3f..0000000
--- a/audio/effect/4.0/default/AudioBufferManager.cpp
+++ /dev/null
@@ -1,21 +0,0 @@
-/*
- * Copyright (C) 2018 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 "AudioBufferManager.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/AudioBufferManager.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/4.0/default/AudioBufferManager.h b/audio/effect/4.0/default/AudioBufferManager.h
deleted file mode 100644
index 1f151e6..0000000
--- a/audio/effect/4.0/default/AudioBufferManager.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_AUDIO_BUFFER_MANAGER_H_
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_AUDIO_BUFFER_MANAGER_H_
-
-#include <android/hardware/audio/effect/4.0/types.h>
-
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/AudioBufferManager.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_AUDIO_BUFFER_MANAGER_H_
diff --git a/audio/effect/4.0/default/AutomaticGainControlEffect.cpp b/audio/effect/4.0/default/AutomaticGainControlEffect.cpp
deleted file mode 100644
index 9d21c8a..0000000
--- a/audio/effect/4.0/default/AutomaticGainControlEffect.cpp
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "AGC_Effect_HAL"
-
-#include "AutomaticGainControlEffect.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/AutomaticGainControlEffect.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/4.0/default/AutomaticGainControlEffect.h b/audio/effect/4.0/default/AutomaticGainControlEffect.h
deleted file mode 100644
index 7f12007..0000000
--- a/audio/effect/4.0/default/AutomaticGainControlEffect.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_AUTOMATICGAINCONTROLEFFECT_H
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_AUTOMATICGAINCONTROLEFFECT_H
-
-#include <android/hardware/audio/effect/4.0/IAutomaticGainControlEffect.h>
-
-#include "Effect.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/AutomaticGainControlEffect.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_AUTOMATICGAINCONTROLEFFECT_H
diff --git a/audio/effect/4.0/default/BassBoostEffect.cpp b/audio/effect/4.0/default/BassBoostEffect.cpp
deleted file mode 100644
index 74a626b..0000000
--- a/audio/effect/4.0/default/BassBoostEffect.cpp
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "BassBoost_HAL"
-
-#include "BassBoostEffect.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/BassBoostEffect.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/4.0/default/BassBoostEffect.h b/audio/effect/4.0/default/BassBoostEffect.h
deleted file mode 100644
index 206a75f..0000000
--- a/audio/effect/4.0/default/BassBoostEffect.h
+++ /dev/null
@@ -1,30 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_BASSBOOSTEFFECT_H
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_BASSBOOSTEFFECT_H
-
-#include <android/hardware/audio/effect/4.0/IBassBoostEffect.h>
-
-#include <hidl/MQDescriptor.h>
-
-#include "Effect.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/BassBoostEffect.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_BASSBOOSTEFFECT_H
diff --git a/audio/effect/4.0/default/Conversions.cpp b/audio/effect/4.0/default/Conversions.cpp
deleted file mode 100644
index 91285ae..0000000
--- a/audio/effect/4.0/default/Conversions.cpp
+++ /dev/null
@@ -1,24 +0,0 @@
-/*
- * Copyright (C) 2018 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 "Conversions.h"
-#include "HidlUtils.h"
-
-using ::android::hardware::audio::common::V4_0::HidlUtils;
-
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/Conversions.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/4.0/default/Conversions.h b/audio/effect/4.0/default/Conversions.h
deleted file mode 100644
index 50e380f..0000000
--- a/audio/effect/4.0/default/Conversions.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_CONVERSIONS_H_
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_CONVERSIONS_H_
-
-#include <android/hardware/audio/effect/4.0/types.h>
-
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/Conversions.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_CONVERSIONS_H_
diff --git a/audio/effect/4.0/default/DownmixEffect.cpp b/audio/effect/4.0/default/DownmixEffect.cpp
deleted file mode 100644
index 07fcab2..0000000
--- a/audio/effect/4.0/default/DownmixEffect.cpp
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "Downmix_HAL"
-
-#include "DownmixEffect.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/DownmixEffect.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/4.0/default/DownmixEffect.h b/audio/effect/4.0/default/DownmixEffect.h
deleted file mode 100644
index 5ae820b..0000000
--- a/audio/effect/4.0/default/DownmixEffect.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_DOWNMIXEFFECT_H
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_DOWNMIXEFFECT_H
-
-#include <android/hardware/audio/effect/4.0/IDownmixEffect.h>
-
-#include "Effect.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/DownmixEffect.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_DOWNMIXEFFECT_H
diff --git a/audio/effect/4.0/default/Effect.cpp b/audio/effect/4.0/default/Effect.cpp
deleted file mode 100644
index 707044b..0000000
--- a/audio/effect/4.0/default/Effect.cpp
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2018 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 <memory.h>
-
-#define LOG_TAG "EffectHAL"
-#define ATRACE_TAG ATRACE_TAG_AUDIO
-
-#include "Conversions.h"
-#include "Effect.h"
-#include "common/all-versions/default/EffectMap.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/Effect.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/4.0/default/Effect.h b/audio/effect/4.0/default/Effect.h
deleted file mode 100644
index 9ca79c4..0000000
--- a/audio/effect/4.0/default/Effect.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_EFFECT_H
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_EFFECT_H
-
-#include <android/hardware/audio/effect/4.0/IEffect.h>
-
-#include "AudioBufferManager.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/Effect.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_EFFECT_H
diff --git a/audio/effect/4.0/default/EffectsFactory.cpp b/audio/effect/4.0/default/EffectsFactory.cpp
deleted file mode 100644
index ee0413d..0000000
--- a/audio/effect/4.0/default/EffectsFactory.cpp
+++ /dev/null
@@ -1,39 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "EffectFactoryHAL"
-#include "EffectsFactory.h"
-#include "AcousticEchoCancelerEffect.h"
-#include "AutomaticGainControlEffect.h"
-#include "BassBoostEffect.h"
-#include "Conversions.h"
-#include "DownmixEffect.h"
-#include "Effect.h"
-#include "EnvironmentalReverbEffect.h"
-#include "EqualizerEffect.h"
-#include "HidlUtils.h"
-#include "LoudnessEnhancerEffect.h"
-#include "NoiseSuppressionEffect.h"
-#include "PresetReverbEffect.h"
-#include "VirtualizerEffect.h"
-#include "VisualizerEffect.h"
-#include "common/all-versions/default/EffectMap.h"
-
-using ::android::hardware::audio::common::V4_0::HidlUtils;
-
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/EffectsFactory.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/4.0/default/EffectsFactory.h b/audio/effect/4.0/default/EffectsFactory.h
deleted file mode 100644
index 48e4b4c..0000000
--- a/audio/effect/4.0/default/EffectsFactory.h
+++ /dev/null
@@ -1,29 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_EFFECTSFACTORY_H
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_EFFECTSFACTORY_H
-
-#include <system/audio_effect.h>
-
-#include <android/hardware/audio/effect/4.0/IEffectsFactory.h>
-
-#include <hidl/MQDescriptor.h>
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/EffectsFactory.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_EFFECTSFACTORY_H
diff --git a/audio/effect/4.0/default/EnvironmentalReverbEffect.cpp b/audio/effect/4.0/default/EnvironmentalReverbEffect.cpp
deleted file mode 100644
index cc3102d..0000000
--- a/audio/effect/4.0/default/EnvironmentalReverbEffect.cpp
+++ /dev/null
@@ -1,24 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "EnvReverb_HAL"
-#include <android/log.h>
-
-#include "EnvironmentalReverbEffect.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/EnvironmentalReverbEffect.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/4.0/default/EnvironmentalReverbEffect.h b/audio/effect/4.0/default/EnvironmentalReverbEffect.h
deleted file mode 100644
index c0fb25c..0000000
--- a/audio/effect/4.0/default/EnvironmentalReverbEffect.h
+++ /dev/null
@@ -1,30 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_ENVIRONMENTALREVERBEFFECT_H
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_ENVIRONMENTALREVERBEFFECT_H
-
-#include <system/audio_effects/effect_environmentalreverb.h>
-
-#include <android/hardware/audio/effect/4.0/IEnvironmentalReverbEffect.h>
-
-#include "Effect.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/EnvironmentalReverbEffect.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_ENVIRONMENTALREVERBEFFECT_H
diff --git a/audio/effect/4.0/default/EqualizerEffect.cpp b/audio/effect/4.0/default/EqualizerEffect.cpp
deleted file mode 100644
index d0a40bc..0000000
--- a/audio/effect/4.0/default/EqualizerEffect.cpp
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "Equalizer_HAL"
-
-#include "EqualizerEffect.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/EqualizerEffect.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/4.0/default/EqualizerEffect.h b/audio/effect/4.0/default/EqualizerEffect.h
deleted file mode 100644
index 7c9463b..0000000
--- a/audio/effect/4.0/default/EqualizerEffect.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_EQUALIZEREFFECT_H
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_EQUALIZEREFFECT_H
-
-#include <android/hardware/audio/effect/4.0/IEqualizerEffect.h>
-
-#include "Effect.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/EqualizerEffect.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_EQUALIZEREFFECT_H
diff --git a/audio/effect/4.0/default/LoudnessEnhancerEffect.cpp b/audio/effect/4.0/default/LoudnessEnhancerEffect.cpp
deleted file mode 100644
index e3c5184..0000000
--- a/audio/effect/4.0/default/LoudnessEnhancerEffect.cpp
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "LoudnessEnhancer_HAL"
-
-#include "LoudnessEnhancerEffect.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/LoudnessEnhancerEffect.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/4.0/default/LoudnessEnhancerEffect.h b/audio/effect/4.0/default/LoudnessEnhancerEffect.h
deleted file mode 100644
index 64fa26a..0000000
--- a/audio/effect/4.0/default/LoudnessEnhancerEffect.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_LOUDNESSENHANCEREFFECT_H
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_LOUDNESSENHANCEREFFECT_H
-
-#include <android/hardware/audio/effect/4.0/ILoudnessEnhancerEffect.h>
-
-#include "Effect.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/LoudnessEnhancerEffect.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_LOUDNESSENHANCEREFFECT_H
diff --git a/audio/effect/4.0/default/NoiseSuppressionEffect.cpp b/audio/effect/4.0/default/NoiseSuppressionEffect.cpp
deleted file mode 100644
index e83a8e3..0000000
--- a/audio/effect/4.0/default/NoiseSuppressionEffect.cpp
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "NS_Effect_HAL"
-
-#include "NoiseSuppressionEffect.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/NoiseSuppressionEffect.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/4.0/default/NoiseSuppressionEffect.h b/audio/effect/4.0/default/NoiseSuppressionEffect.h
deleted file mode 100644
index 36d45af..0000000
--- a/audio/effect/4.0/default/NoiseSuppressionEffect.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_NOISESUPPRESSIONEFFECT_H
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_NOISESUPPRESSIONEFFECT_H
-
-#include <android/hardware/audio/effect/4.0/INoiseSuppressionEffect.h>
-
-#include "Effect.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/NoiseSuppressionEffect.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_NOISESUPPRESSIONEFFECT_H
diff --git a/audio/effect/4.0/default/OWNERS b/audio/effect/4.0/default/OWNERS
deleted file mode 100644
index 6fdc97c..0000000
--- a/audio/effect/4.0/default/OWNERS
+++ /dev/null
@@ -1,3 +0,0 @@
-elaurent@google.com
-krocard@google.com
-mnaganov@google.com
diff --git a/audio/effect/4.0/default/PresetReverbEffect.cpp b/audio/effect/4.0/default/PresetReverbEffect.cpp
deleted file mode 100644
index 0c23be7..0000000
--- a/audio/effect/4.0/default/PresetReverbEffect.cpp
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "PresetReverb_HAL"
-
-#include "PresetReverbEffect.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/PresetReverbEffect.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/4.0/default/PresetReverbEffect.h b/audio/effect/4.0/default/PresetReverbEffect.h
deleted file mode 100644
index 3eeae0a..0000000
--- a/audio/effect/4.0/default/PresetReverbEffect.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_PRESETREVERBEFFECT_H
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_PRESETREVERBEFFECT_H
-
-#include <android/hardware/audio/effect/4.0/IPresetReverbEffect.h>
-
-#include "Effect.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/PresetReverbEffect.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_PRESETREVERBEFFECT_H
diff --git a/audio/effect/4.0/default/VirtualizerEffect.cpp b/audio/effect/4.0/default/VirtualizerEffect.cpp
deleted file mode 100644
index f50e8ad..0000000
--- a/audio/effect/4.0/default/VirtualizerEffect.cpp
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "Virtualizer_HAL"
-
-#include "VirtualizerEffect.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/VirtualizerEffect.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/4.0/default/VirtualizerEffect.h b/audio/effect/4.0/default/VirtualizerEffect.h
deleted file mode 100644
index 8e7114e..0000000
--- a/audio/effect/4.0/default/VirtualizerEffect.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_VIRTUALIZEREFFECT_H
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_VIRTUALIZEREFFECT_H
-
-#include <android/hardware/audio/effect/4.0/IVirtualizerEffect.h>
-
-#include "Effect.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/VirtualizerEffect.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_VIRTUALIZEREFFECT_H
diff --git a/audio/effect/4.0/default/VisualizerEffect.cpp b/audio/effect/4.0/default/VisualizerEffect.cpp
deleted file mode 100644
index 8d4f100..0000000
--- a/audio/effect/4.0/default/VisualizerEffect.cpp
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "Visualizer_HAL"
-
-#include "VisualizerEffect.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/VisualizerEffect.impl.h>
-#undef AUDIO_HAL_VERSION
diff --git a/audio/effect/4.0/default/VisualizerEffect.h b/audio/effect/4.0/default/VisualizerEffect.h
deleted file mode 100644
index 6b5ab9c..0000000
--- a/audio/effect/4.0/default/VisualizerEffect.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_VISUALIZEREFFECT_H
-#define ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_VISUALIZEREFFECT_H
-
-#include <android/hardware/audio/effect/4.0/IVisualizerEffect.h>
-
-#include "Effect.h"
-
-#define AUDIO_HAL_VERSION V4_0
-#include <effect/all-versions/default/VisualizerEffect.h>
-#undef AUDIO_HAL_VERSION
-
-#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_V4_0_VISUALIZEREFFECT_H
diff --git a/audio/effect/4.0/vts/OWNERS b/audio/effect/4.0/vts/OWNERS
deleted file mode 100644
index 8711a9f..0000000
--- a/audio/effect/4.0/vts/OWNERS
+++ /dev/null
@@ -1,5 +0,0 @@
-elaurent@google.com
-krocard@google.com
-mnaganov@google.com
-yim@google.com
-zhuoyao@google.com
\ No newline at end of file
diff --git a/audio/effect/4.0/vts/functional/Android.bp b/audio/effect/4.0/vts/functional/Android.bp
deleted file mode 100644
index d6f8643..0000000
--- a/audio/effect/4.0/vts/functional/Android.bp
+++ /dev/null
@@ -1,39 +0,0 @@
-//
-// Copyright (C) 2016 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.
-//
-
-cc_test {
-    name: "VtsHalAudioEffectV4_0TargetTest",
-    defaults: ["VtsHalTargetTestDefaults"],
-    srcs: [
-        "VtsHalAudioEffectV4_0TargetTest.cpp",
-        "ValidateAudioEffectsConfiguration.cpp"
-    ],
-    static_libs: [
-        "android.hardware.audio.common.test.utility",
-        "android.hardware.audio.common@4.0",
-        "android.hardware.audio.effect@4.0",
-        "android.hidl.allocator@1.0",
-        "android.hidl.memory@1.0",
-        "libeffectsconfig",
-        "libicuuc",
-        "libicuuc_stubdata",
-        "libxml2",
-    ],
-    header_libs: [
-        "android.hardware.audio.common.util@all-versions",
-    ],
-    test_suites: ["general-tests"],
-}
diff --git a/audio/effect/4.0/vts/functional/VtsHalAudioEffectV4_0TargetTest.cpp b/audio/effect/4.0/vts/functional/VtsHalAudioEffectV4_0TargetTest.cpp
deleted file mode 100644
index ec783c4..0000000
--- a/audio/effect/4.0/vts/functional/VtsHalAudioEffectV4_0TargetTest.cpp
+++ /dev/null
@@ -1,852 +0,0 @@
-/*
- * Copyright (C) 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "AudioEffectHidlHalTest"
-#include <android-base/logging.h>
-#include <system/audio.h>
-
-#include <android/hardware/audio/effect/4.0/IEffect.h>
-#include <android/hardware/audio/effect/4.0/IEffectsFactory.h>
-#include <android/hardware/audio/effect/4.0/IEqualizerEffect.h>
-#include <android/hardware/audio/effect/4.0/ILoudnessEnhancerEffect.h>
-#include <android/hardware/audio/effect/4.0/types.h>
-#include <android/hidl/allocator/1.0/IAllocator.h>
-#include <android/hidl/memory/1.0/IMemory.h>
-
-#include <common/all-versions/VersionUtils.h>
-
-#include <VtsHalHidlTargetTestBase.h>
-#include <VtsHalHidlTargetTestEnvBase.h>
-
-using android::hardware::audio::common::V4_0::AudioDevice;
-using android::hardware::audio::common::V4_0::AudioHandleConsts;
-using android::hardware::audio::common::V4_0::AudioMode;
-using android::hardware::audio::common::V4_0::AudioSource;
-using android::hardware::audio::common::V4_0::Uuid;
-using android::hardware::audio::common::utils::mkBitfield;
-using android::hardware::audio::effect::V4_0::AudioBuffer;
-using android::hardware::audio::effect::V4_0::EffectAuxChannelsConfig;
-using android::hardware::audio::effect::V4_0::EffectBufferConfig;
-using android::hardware::audio::effect::V4_0::EffectConfig;
-using android::hardware::audio::effect::V4_0::EffectDescriptor;
-using android::hardware::audio::effect::V4_0::EffectOffloadParameter;
-using android::hardware::audio::effect::V4_0::IEffect;
-using android::hardware::audio::effect::V4_0::IEffectsFactory;
-using android::hardware::audio::effect::V4_0::IEqualizerEffect;
-using android::hardware::audio::effect::V4_0::ILoudnessEnhancerEffect;
-using android::hardware::audio::effect::V4_0::Result;
-using android::hardware::MQDescriptorSync;
-using android::hardware::Return;
-using android::hardware::Void;
-using android::hardware::hidl_handle;
-using android::hardware::hidl_memory;
-using android::hardware::hidl_string;
-using android::hardware::hidl_vec;
-using android::hidl::allocator::V1_0::IAllocator;
-using android::hidl::memory::V1_0::IMemory;
-using android::sp;
-
-#ifndef ARRAY_SIZE
-#define ARRAY_SIZE(a) (sizeof(a) / sizeof(*(a)))
-#endif
-
-// Test environment for Audio Effects Factory HIDL HAL.
-class AudioEffectsFactoryHidlEnvironment : public ::testing::VtsHalHidlTargetTestEnvBase {
-   public:
-    // get the test environment singleton
-    static AudioEffectsFactoryHidlEnvironment* Instance() {
-        static AudioEffectsFactoryHidlEnvironment* instance =
-            new AudioEffectsFactoryHidlEnvironment;
-        return instance;
-    }
-
-    virtual void registerTestServices() override { registerTestService<IEffectsFactory>(); }
-};
-
-// The main test class for Audio Effects Factory HIDL HAL.
-class AudioEffectsFactoryHidlTest : public ::testing::VtsHalHidlTargetTestBase {
- public:
-  void SetUp() override {
-      effectsFactory = ::testing::VtsHalHidlTargetTestBase::getService<IEffectsFactory>(
-          AudioEffectsFactoryHidlEnvironment::Instance()->getServiceName<IEffectsFactory>());
-      ASSERT_NE(effectsFactory, nullptr);
-  }
-
-  void TearDown() override { effectsFactory.clear(); }
-
- protected:
-  static void description(const std::string& description) {
-    RecordProperty("description", description);
-  }
-
-  sp<IEffectsFactory> effectsFactory;
-};
-
-TEST_F(AudioEffectsFactoryHidlTest, EnumerateEffects) {
-  description("Verify that EnumerateEffects returns at least one effect");
-  Result retval = Result::NOT_INITIALIZED;
-  size_t effectCount = 0;
-  Return<void> ret = effectsFactory->getAllDescriptors(
-      [&](Result r, const hidl_vec<EffectDescriptor>& result) {
-        retval = r;
-        effectCount = result.size();
-      });
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, retval);
-  EXPECT_GT(effectCount, 0u);
-}
-
-TEST_F(AudioEffectsFactoryHidlTest, CreateEffect) {
-  description("Verify that an effect can be created via CreateEffect");
-  bool gotEffect = false;
-  Uuid effectUuid;
-  Return<void> ret = effectsFactory->getAllDescriptors(
-      [&](Result r, const hidl_vec<EffectDescriptor>& result) {
-        if (r == Result::OK && result.size() > 0) {
-          gotEffect = true;
-          effectUuid = result[0].uuid;
-        }
-      });
-  ASSERT_TRUE(ret.isOk());
-  ASSERT_TRUE(gotEffect);
-  Result retval = Result::NOT_INITIALIZED;
-  sp<IEffect> effect;
-  ret = effectsFactory->createEffect(
-      effectUuid, 1 /*session*/, 1 /*ioHandle*/,
-      [&](Result r, const sp<IEffect>& result, uint64_t /*effectId*/) {
-        retval = r;
-        if (r == Result::OK) {
-          effect = result;
-        }
-      });
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, retval);
-  EXPECT_NE(nullptr, effect.get());
-}
-
-TEST_F(AudioEffectsFactoryHidlTest, GetDescriptor) {
-  description(
-      "Verify that effects factory can provide an effect descriptor via "
-      "GetDescriptor");
-  hidl_vec<EffectDescriptor> allDescriptors;
-  Return<void> ret = effectsFactory->getAllDescriptors(
-      [&](Result r, const hidl_vec<EffectDescriptor>& result) {
-        if (r == Result::OK) {
-          allDescriptors = result;
-        }
-      });
-  ASSERT_TRUE(ret.isOk());
-  ASSERT_GT(allDescriptors.size(), 0u);
-  for (size_t i = 0; i < allDescriptors.size(); ++i) {
-    ret = effectsFactory->getDescriptor(
-        allDescriptors[i].uuid, [&](Result r, const EffectDescriptor& result) {
-          EXPECT_EQ(r, Result::OK);
-          EXPECT_EQ(result, allDescriptors[i]);
-        });
-  }
-  EXPECT_TRUE(ret.isOk());
-}
-
-TEST_F(AudioEffectsFactoryHidlTest, DebugDumpInvalidArgument) {
-    description("Verify that debugDump doesn't crash on invalid arguments");
-    Return<void> ret = effectsFactory->debug(hidl_handle(), {});
-    ASSERT_TRUE(ret.isOk());
-}
-
-// Equalizer effect is required by CDD, but only the type is fixed.
-// This is the same UUID as AudioEffect.EFFECT_TYPE_EQUALIZER in Java.
-static const Uuid EQUALIZER_EFFECT_TYPE = {
-    0x0bed4300, 0xddd6, 0x11db, 0x8f34,
-    std::array<uint8_t, 6>{{0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}}};
-// Loudness Enhancer effect is required by CDD, but only the type is fixed.
-// This is the same UUID as AudioEffect.EFFECT_TYPE_LOUDNESS_ENHANCER in Java.
-static const Uuid LOUDNESS_ENHANCER_EFFECT_TYPE = {
-    0xfe3199be, 0xaed0, 0x413f, 0x87bb,
-    std::array<uint8_t, 6>{{0x11, 0x26, 0x0e, 0xb6, 0x3c, 0xf1}}};
-
-// The main test class for Audio Effect HIDL HAL.
-class AudioEffectHidlTest : public ::testing::VtsHalHidlTargetTestBase {
- public:
-  void SetUp() override {
-    effectsFactory =
-        ::testing::VtsHalHidlTargetTestBase::getService<IEffectsFactory>();
-    ASSERT_NE(nullptr, effectsFactory.get());
-
-    findAndCreateEffect(getEffectType());
-    ASSERT_NE(nullptr, effect.get());
-
-    Return<Result> ret = effect->init();
-    ASSERT_TRUE(ret.isOk());
-    ASSERT_EQ(Result::OK, ret);
-  }
-
-  void TearDown() override {
-    effect.clear();
-    effectsFactory.clear();
-  }
-
- protected:
-  static void description(const std::string& description) {
-    RecordProperty("description", description);
-  }
-
-  virtual Uuid getEffectType() { return EQUALIZER_EFFECT_TYPE; }
-
-  void findAndCreateEffect(const Uuid& type);
-  void findEffectInstance(const Uuid& type, Uuid* uuid);
-  void getChannelCount(uint32_t* channelCount);
-
-  sp<IEffectsFactory> effectsFactory;
-  sp<IEffect> effect;
-};
-
-void AudioEffectHidlTest::findAndCreateEffect(const Uuid& type) {
-  Uuid effectUuid;
-  findEffectInstance(type, &effectUuid);
-  Return<void> ret = effectsFactory->createEffect(
-      effectUuid, 1 /*session*/, 1 /*ioHandle*/,
-      [&](Result r, const sp<IEffect>& result, uint64_t /*effectId*/) {
-        if (r == Result::OK) {
-          effect = result;
-        }
-      });
-  ASSERT_TRUE(ret.isOk());
-}
-
-void AudioEffectHidlTest::findEffectInstance(const Uuid& type, Uuid* uuid) {
-  bool effectFound = false;
-  Return<void> ret = effectsFactory->getAllDescriptors(
-      [&](Result r, const hidl_vec<EffectDescriptor>& result) {
-        if (r == Result::OK) {
-          for (const auto& desc : result) {
-            if (desc.type == type) {
-              effectFound = true;
-              *uuid = desc.uuid;
-              break;
-            }
-          }
-        }
-      });
-  ASSERT_TRUE(ret.isOk());
-  ASSERT_TRUE(effectFound);
-}
-
-void AudioEffectHidlTest::getChannelCount(uint32_t* channelCount) {
-  Result retval;
-  EffectConfig currentConfig;
-  Return<void> ret = effect->getConfig([&](Result r, const EffectConfig& conf) {
-    retval = r;
-    if (r == Result::OK) {
-      currentConfig = conf;
-    }
-  });
-  ASSERT_TRUE(ret.isOk());
-  ASSERT_EQ(Result::OK, retval);
-  ASSERT_TRUE(audio_channel_mask_is_valid(
-      static_cast<audio_channel_mask_t>(currentConfig.outputCfg.channels)));
-  *channelCount = audio_channel_count_from_out_mask(
-      static_cast<audio_channel_mask_t>(currentConfig.outputCfg.channels));
-}
-
-TEST_F(AudioEffectHidlTest, Close) {
-  description("Verify that an effect can be closed");
-  Return<Result> ret = effect->close();
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, ret);
-}
-
-TEST_F(AudioEffectHidlTest, GetDescriptor) {
-  description(
-      "Verify that an effect can return its own descriptor via GetDescriptor");
-  Result retval = Result::NOT_INITIALIZED;
-  Uuid actualType;
-  Return<void> ret =
-      effect->getDescriptor([&](Result r, const EffectDescriptor& desc) {
-        retval = r;
-        if (r == Result::OK) {
-          actualType = desc.type;
-        }
-      });
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, retval);
-  EXPECT_EQ(getEffectType(), actualType);
-}
-
-TEST_F(AudioEffectHidlTest, GetSetConfig) {
-  description(
-      "Verify that it is possible to manipulate effect config via Get / "
-      "SetConfig");
-  Result retval = Result::NOT_INITIALIZED;
-  EffectConfig currentConfig;
-  Return<void> ret = effect->getConfig([&](Result r, const EffectConfig& conf) {
-    retval = r;
-    if (r == Result::OK) {
-      currentConfig = conf;
-    }
-  });
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, retval);
-  Return<Result> ret2 = effect->setConfig(currentConfig, nullptr, nullptr);
-  EXPECT_TRUE(ret2.isOk());
-  EXPECT_EQ(Result::OK, ret2);
-}
-
-TEST_F(AudioEffectHidlTest, GetConfigReverse) {
-  description("Verify that GetConfigReverse does not crash");
-  Return<void> ret =
-      effect->getConfigReverse([&](Result, const EffectConfig&) {});
-  EXPECT_TRUE(ret.isOk());
-}
-
-TEST_F(AudioEffectHidlTest, GetSupportedAuxChannelsConfigs) {
-  description("Verify that GetSupportedAuxChannelsConfigs does not crash");
-  Return<void> ret = effect->getSupportedAuxChannelsConfigs(
-      0, [&](Result, const hidl_vec<EffectAuxChannelsConfig>&) {});
-  EXPECT_TRUE(ret.isOk());
-}
-
-TEST_F(AudioEffectHidlTest, GetAuxChannelsConfig) {
-  description("Verify that GetAuxChannelsConfig does not crash");
-  Return<void> ret = effect->getAuxChannelsConfig(
-      [&](Result, const EffectAuxChannelsConfig&) {});
-  EXPECT_TRUE(ret.isOk());
-}
-
-TEST_F(AudioEffectHidlTest, SetAuxChannelsConfig) {
-  description("Verify that SetAuxChannelsConfig does not crash");
-  Return<Result> ret = effect->setAuxChannelsConfig(EffectAuxChannelsConfig());
-  EXPECT_TRUE(ret.isOk());
-}
-
-// Not generated automatically because AudioBuffer contains
-// instances of hidl_memory which can't be compared properly
-// in general case due to presence of handles.
-//
-// However, in this particular case, handles must not present
-// thus comparison is possible.
-//
-// operator== must be defined in the same namespace as the structures.
-namespace android {
-namespace hardware {
-namespace audio {
-namespace effect {
-namespace V4_0 {
-inline bool operator==(const AudioBuffer& lhs, const AudioBuffer& rhs) {
-  return lhs.id == rhs.id && lhs.frameCount == rhs.frameCount &&
-         lhs.data.handle() == nullptr && rhs.data.handle() == nullptr;
-}
-
-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 &&
-         lhs.accessMode == rhs.accessMode && lhs.mask == rhs.mask;
-}
-
-inline bool operator==(const EffectConfig& lhs, const EffectConfig& rhs) {
-  return lhs.inputCfg == rhs.inputCfg && lhs.outputCfg == rhs.outputCfg;
-}
-}  // namespace V4_0
-}  // namespace effect
-}  // namespace audio
-}  // namespace hardware
-}  // namespace android
-
-TEST_F(AudioEffectHidlTest, Reset) {
-  description("Verify that Reset preserves effect configuration");
-  Result retval = Result::NOT_INITIALIZED;
-  EffectConfig originalConfig;
-  Return<void> ret = effect->getConfig([&](Result r, const EffectConfig& conf) {
-    retval = r;
-    if (r == Result::OK) {
-      originalConfig = conf;
-    }
-  });
-  ASSERT_TRUE(ret.isOk());
-  ASSERT_EQ(Result::OK, retval);
-  Return<Result> ret2 = effect->reset();
-  EXPECT_TRUE(ret2.isOk());
-  EXPECT_EQ(Result::OK, ret2);
-  EffectConfig configAfterReset;
-  ret = effect->getConfig([&](Result r, const EffectConfig& conf) {
-    retval = r;
-    if (r == Result::OK) {
-      configAfterReset = conf;
-    }
-  });
-  EXPECT_EQ(originalConfig, configAfterReset);
-}
-
-TEST_F(AudioEffectHidlTest, DisableEnableDisable) {
-  description("Verify Disable -> Enable -> Disable sequence for an effect");
-  Return<Result> ret = effect->disable();
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::INVALID_ARGUMENTS, ret);
-  ret = effect->enable();
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, ret);
-  ret = effect->disable();
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, ret);
-}
-
-TEST_F(AudioEffectHidlTest, SetDevice) {
-  description("Verify that SetDevice works for an output chain effect");
-  Return<Result> ret = effect->setDevice(mkBitfield(AudioDevice::OUT_SPEAKER));
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, ret);
-}
-
-TEST_F(AudioEffectHidlTest, SetAndGetVolume) {
-  description("Verify that SetAndGetVolume method works for an effect");
-  uint32_t channelCount;
-  getChannelCount(&channelCount);
-  hidl_vec<uint32_t> volumes;
-  volumes.resize(channelCount);
-  for (uint32_t i = 0; i < channelCount; ++i) {
-    volumes[i] = 0;
-  }
-  Result retval = Result::NOT_INITIALIZED;
-  Return<void> ret = effect->setAndGetVolume(
-      volumes, [&](Result r, const hidl_vec<uint32_t>&) { retval = r; });
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, retval);
-}
-
-TEST_F(AudioEffectHidlTest, VolumeChangeNotification) {
-  description("Verify that effect accepts VolumeChangeNotification");
-  uint32_t channelCount;
-  getChannelCount(&channelCount);
-  hidl_vec<uint32_t> volumes;
-  volumes.resize(channelCount);
-  for (uint32_t i = 0; i < channelCount; ++i) {
-    volumes[i] = 0;
-  }
-  Return<Result> ret = effect->volumeChangeNotification(volumes);
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, ret);
-}
-
-TEST_F(AudioEffectHidlTest, SetAudioMode) {
-  description("Verify that SetAudioMode works for an effect");
-  Return<Result> ret = effect->setAudioMode(AudioMode::NORMAL);
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, ret);
-}
-
-TEST_F(AudioEffectHidlTest, SetConfigReverse) {
-  description("Verify that SetConfigReverse does not crash");
-  Return<Result> ret =
-      effect->setConfigReverse(EffectConfig(), nullptr, nullptr);
-  EXPECT_TRUE(ret.isOk());
-}
-
-TEST_F(AudioEffectHidlTest, SetInputDevice) {
-  description("Verify that SetInputDevice does not crash");
-  Return<Result> ret = effect->setInputDevice(mkBitfield(AudioDevice::IN_BUILTIN_MIC));
-  EXPECT_TRUE(ret.isOk());
-}
-
-TEST_F(AudioEffectHidlTest, SetAudioSource) {
-  description("Verify that SetAudioSource does not crash");
-  Return<Result> ret = effect->setAudioSource(AudioSource::MIC);
-  EXPECT_TRUE(ret.isOk());
-}
-
-TEST_F(AudioEffectHidlTest, Offload) {
-  description("Verify that calling Offload method does not crash");
-  EffectOffloadParameter offloadParam;
-  offloadParam.isOffload = false;
-  offloadParam.ioHandle =
-      static_cast<int>(AudioHandleConsts::AUDIO_IO_HANDLE_NONE);
-  Return<Result> ret = effect->offload(offloadParam);
-  EXPECT_TRUE(ret.isOk());
-}
-
-TEST_F(AudioEffectHidlTest, PrepareForProcessing) {
-  description("Verify that PrepareForProcessing method works for an effect");
-  Result retval = Result::NOT_INITIALIZED;
-  Return<void> ret = effect->prepareForProcessing(
-      [&](Result r, const MQDescriptorSync<Result>&) { retval = r; });
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, retval);
-}
-
-TEST_F(AudioEffectHidlTest, SetProcessBuffers) {
-  description("Verify that SetProcessBuffers works for an effect");
-  sp<IAllocator> ashmem = IAllocator::getService("ashmem");
-  ASSERT_NE(nullptr, ashmem.get());
-  bool success = false;
-  AudioBuffer buffer;
-  Return<void> ret =
-      ashmem->allocate(1024, [&](bool s, const hidl_memory& memory) {
-        success = s;
-        if (s) {
-          buffer.data = memory;
-        }
-      });
-  ASSERT_TRUE(ret.isOk());
-  ASSERT_TRUE(success);
-  Return<Result> ret2 = effect->setProcessBuffers(buffer, buffer);
-  EXPECT_TRUE(ret2.isOk());
-  EXPECT_EQ(Result::OK, ret2);
-}
-
-TEST_F(AudioEffectHidlTest, Command) {
-  description("Verify that Command does not crash");
-  Return<void> ret = effect->command(0, hidl_vec<uint8_t>(), 0,
-                                     [&](int32_t, const hidl_vec<uint8_t>&) {});
-  EXPECT_TRUE(ret.isOk());
-}
-
-TEST_F(AudioEffectHidlTest, SetParameter) {
-  description("Verify that SetParameter does not crash");
-  Return<Result> ret =
-      effect->setParameter(hidl_vec<uint8_t>(), hidl_vec<uint8_t>());
-  EXPECT_TRUE(ret.isOk());
-}
-
-TEST_F(AudioEffectHidlTest, GetParameter) {
-  description("Verify that GetParameter does not crash");
-  Return<void> ret = effect->getParameter(
-      hidl_vec<uint8_t>(), 0, [&](Result, const hidl_vec<uint8_t>&) {});
-  EXPECT_TRUE(ret.isOk());
-}
-
-TEST_F(AudioEffectHidlTest, GetSupportedConfigsForFeature) {
-  description("Verify that GetSupportedConfigsForFeature does not crash");
-  Return<void> ret = effect->getSupportedConfigsForFeature(
-      0, 0, 0, [&](Result, uint32_t, const hidl_vec<uint8_t>&) {});
-  EXPECT_TRUE(ret.isOk());
-}
-
-TEST_F(AudioEffectHidlTest, GetCurrentConfigForFeature) {
-  description("Verify that GetCurrentConfigForFeature does not crash");
-  Return<void> ret = effect->getCurrentConfigForFeature(
-      0, 0, [&](Result, const hidl_vec<uint8_t>&) {});
-  EXPECT_TRUE(ret.isOk());
-}
-
-TEST_F(AudioEffectHidlTest, SetCurrentConfigForFeature) {
-  description("Verify that SetCurrentConfigForFeature does not crash");
-  Return<Result> ret =
-      effect->setCurrentConfigForFeature(0, hidl_vec<uint8_t>());
-  EXPECT_TRUE(ret.isOk());
-}
-
-
-// The main test class for Equalizer Audio Effect HIDL HAL.
-class EqualizerAudioEffectHidlTest : public AudioEffectHidlTest {
- public:
-  void SetUp() override {
-    AudioEffectHidlTest::SetUp();
-    equalizer = IEqualizerEffect::castFrom(effect);
-    ASSERT_NE(nullptr, equalizer.get());
-  }
-
- protected:
-  Uuid getEffectType() override { return EQUALIZER_EFFECT_TYPE; }
-  void getNumBands(uint16_t* numBands);
-  void getLevelRange(int16_t* minLevel, int16_t* maxLevel);
-  void getBandFrequencyRange(uint16_t band, uint32_t* minFreq,
-                             uint32_t* centerFreq, uint32_t* maxFreq);
-  void getPresetCount(size_t* count);
-
-  sp<IEqualizerEffect> equalizer;
-};
-
-void EqualizerAudioEffectHidlTest::getNumBands(uint16_t* numBands) {
-  Result retval = Result::NOT_INITIALIZED;
-  Return<void> ret = equalizer->getNumBands([&](Result r, uint16_t b) {
-    retval = r;
-    if (retval == Result::OK) {
-      *numBands = b;
-    }
-  });
-  ASSERT_TRUE(ret.isOk());
-  ASSERT_EQ(Result::OK, retval);
-}
-
-void EqualizerAudioEffectHidlTest::getLevelRange(int16_t* minLevel,
-                                                 int16_t* maxLevel) {
-  Result retval = Result::NOT_INITIALIZED;
-  Return<void> ret =
-      equalizer->getLevelRange([&](Result r, int16_t min, int16_t max) {
-        retval = r;
-        if (retval == Result::OK) {
-          *minLevel = min;
-          *maxLevel = max;
-        }
-      });
-  ASSERT_TRUE(ret.isOk());
-  ASSERT_EQ(Result::OK, retval);
-}
-
-void EqualizerAudioEffectHidlTest::getBandFrequencyRange(uint16_t band,
-                                                         uint32_t* minFreq,
-                                                         uint32_t* centerFreq,
-                                                         uint32_t* maxFreq) {
-  Result retval = Result::NOT_INITIALIZED;
-  Return<void> ret = equalizer->getBandFrequencyRange(
-      band, [&](Result r, uint32_t min, uint32_t max) {
-        retval = r;
-        if (retval == Result::OK) {
-          *minFreq = min;
-          *maxFreq = max;
-        }
-      });
-  ASSERT_TRUE(ret.isOk());
-  ASSERT_EQ(Result::OK, retval);
-  ret = equalizer->getBandCenterFrequency(band, [&](Result r, uint32_t center) {
-    retval = r;
-    if (retval == Result::OK) {
-      *centerFreq = center;
-    }
-  });
-  ASSERT_TRUE(ret.isOk());
-  ASSERT_EQ(Result::OK, retval);
-}
-
-void EqualizerAudioEffectHidlTest::getPresetCount(size_t* count) {
-  Result retval = Result::NOT_INITIALIZED;
-  Return<void> ret = equalizer->getPresetNames(
-      [&](Result r, const hidl_vec<hidl_string>& names) {
-        retval = r;
-        if (retval == Result::OK) {
-          *count = names.size();
-        }
-      });
-  ASSERT_TRUE(ret.isOk());
-  ASSERT_EQ(Result::OK, retval);
-}
-
-TEST_F(EqualizerAudioEffectHidlTest, GetNumBands) {
-  description("Verify that Equalizer effect reports at least one band");
-  uint16_t numBands = 0;
-  getNumBands(&numBands);
-  EXPECT_GT(numBands, 0);
-}
-
-TEST_F(EqualizerAudioEffectHidlTest, GetLevelRange) {
-  description("Verify that Equalizer effect reports adequate band level range");
-  int16_t minLevel = 0x7fff, maxLevel = 0;
-  getLevelRange(&minLevel, &maxLevel);
-  EXPECT_GT(maxLevel, minLevel);
-}
-
-TEST_F(EqualizerAudioEffectHidlTest, GetSetBandLevel) {
-  description(
-      "Verify that manipulating band levels works for Equalizer effect");
-  uint16_t numBands = 0;
-  getNumBands(&numBands);
-  ASSERT_GT(numBands, 0);
-  int16_t levels[3]{0x7fff, 0, 0};
-  getLevelRange(&levels[0], &levels[2]);
-  ASSERT_GT(levels[2], levels[0]);
-  levels[1] = (levels[2] + levels[0]) / 2;
-  for (uint16_t i = 0; i < numBands; ++i) {
-    for (size_t j = 0; j < ARRAY_SIZE(levels); ++j) {
-      Return<Result> ret = equalizer->setBandLevel(i, levels[j]);
-      EXPECT_TRUE(ret.isOk());
-      EXPECT_EQ(Result::OK, ret);
-      Result retval = Result::NOT_INITIALIZED;
-      int16_t actualLevel;
-      Return<void> ret2 = equalizer->getBandLevel(i, [&](Result r, int16_t l) {
-        retval = r;
-        if (retval == Result::OK) {
-          actualLevel = l;
-        }
-      });
-      EXPECT_TRUE(ret2.isOk());
-      EXPECT_EQ(Result::OK, retval);
-      EXPECT_EQ(levels[j], actualLevel);
-    }
-  }
-}
-
-TEST_F(EqualizerAudioEffectHidlTest, GetBandCenterFrequencyAndRange) {
-  description(
-      "Verify that Equalizer effect reports adequate band frequency range");
-  uint16_t numBands = 0;
-  getNumBands(&numBands);
-  ASSERT_GT(numBands, 0);
-  for (uint16_t i = 0; i < numBands; ++i) {
-    uint32_t minFreq = 0xffffffff, centerFreq = 0xffffffff,
-             maxFreq = 0xffffffff;
-    getBandFrequencyRange(i, &minFreq, &centerFreq, &maxFreq);
-    // Note: NXP legacy implementation reports "1" as upper bound for last band,
-    // so this check fails.
-    EXPECT_GE(maxFreq, centerFreq);
-    EXPECT_GE(centerFreq, minFreq);
-  }
-}
-
-TEST_F(EqualizerAudioEffectHidlTest, GetBandForFrequency) {
-  description(
-      "Verify that Equalizer effect supports GetBandForFrequency correctly");
-  uint16_t numBands = 0;
-  getNumBands(&numBands);
-  ASSERT_GT(numBands, 0);
-  for (uint16_t i = 0; i < numBands; ++i) {
-    uint32_t freqs[3]{0, 0, 0};
-    getBandFrequencyRange(i, &freqs[0], &freqs[1], &freqs[2]);
-    // NXP legacy implementation reports "1" as upper bound for last band, some
-    // of the checks fail.
-    for (size_t j = 0; j < ARRAY_SIZE(freqs); ++j) {
-      if (j == 0) {
-        freqs[j]++;
-      }  // Min frequency is an open interval.
-      Result retval = Result::NOT_INITIALIZED;
-      uint16_t actualBand = numBands + 1;
-      Return<void> ret =
-          equalizer->getBandForFrequency(freqs[j], [&](Result r, uint16_t b) {
-            retval = r;
-            if (retval == Result::OK) {
-              actualBand = b;
-            }
-          });
-      EXPECT_TRUE(ret.isOk());
-      EXPECT_EQ(Result::OK, retval);
-      EXPECT_EQ(i, actualBand) << "Frequency: " << freqs[j];
-    }
-  }
-}
-
-TEST_F(EqualizerAudioEffectHidlTest, GetPresetNames) {
-  description("Verify that Equalizer effect reports at least one preset");
-  size_t presetCount;
-  getPresetCount(&presetCount);
-  EXPECT_GT(presetCount, 0u);
-}
-
-TEST_F(EqualizerAudioEffectHidlTest, GetSetCurrentPreset) {
-  description(
-      "Verify that manipulating the current preset for Equalizer effect");
-  size_t presetCount;
-  getPresetCount(&presetCount);
-  ASSERT_GT(presetCount, 0u);
-  for (uint16_t i = 0; i < presetCount; ++i) {
-    Return<Result> ret = equalizer->setCurrentPreset(i);
-    EXPECT_TRUE(ret.isOk());
-    EXPECT_EQ(Result::OK, ret);
-    Result retval = Result::NOT_INITIALIZED;
-    uint16_t actualPreset = 0xffff;
-    Return<void> ret2 = equalizer->getCurrentPreset([&](Result r, uint16_t p) {
-      retval = r;
-      if (retval == Result::OK) {
-        actualPreset = p;
-      }
-    });
-    EXPECT_TRUE(ret2.isOk());
-    EXPECT_EQ(Result::OK, retval);
-    EXPECT_EQ(i, actualPreset);
-  }
-}
-
-TEST_F(EqualizerAudioEffectHidlTest, GetSetAllProperties) {
-  description(
-      "Verify that setting band levels and presets works via Get / "
-      "SetAllProperties for Equalizer effect");
-  using AllProperties =
-      android::hardware::audio::effect::V4_0::IEqualizerEffect::AllProperties;
-  uint16_t numBands = 0;
-  getNumBands(&numBands);
-  ASSERT_GT(numBands, 0);
-  AllProperties props;
-  props.bandLevels.resize(numBands);
-  for (size_t i = 0; i < numBands; ++i) {
-    props.bandLevels[i] = 0;
-  }
-
-  AllProperties actualProps;
-  Result retval = Result::NOT_INITIALIZED;
-
-  // Verify setting of the band levels via properties.
-  props.curPreset = -1;
-  Return<Result> ret = equalizer->setAllProperties(props);
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, ret);
-  Return<void> ret2 =
-      equalizer->getAllProperties([&](Result r, AllProperties p) {
-        retval = r;
-        if (retval == Result::OK) {
-          actualProps = p;
-        }
-      });
-  EXPECT_TRUE(ret2.isOk());
-  EXPECT_EQ(Result::OK, retval);
-  EXPECT_EQ(props.bandLevels, actualProps.bandLevels);
-
-  // Verify setting of the current preset via properties.
-  props.curPreset = 0;  // Assuming there is at least one preset.
-  ret = equalizer->setAllProperties(props);
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, ret);
-  ret2 = equalizer->getAllProperties([&](Result r, AllProperties p) {
-    retval = r;
-    if (retval == Result::OK) {
-      actualProps = p;
-    }
-  });
-  EXPECT_TRUE(ret2.isOk());
-  EXPECT_EQ(Result::OK, retval);
-  EXPECT_EQ(props.curPreset, actualProps.curPreset);
-}
-
-// The main test class for Equalizer Audio Effect HIDL HAL.
-class LoudnessEnhancerAudioEffectHidlTest : public AudioEffectHidlTest {
- public:
-  void SetUp() override {
-    AudioEffectHidlTest::SetUp();
-    enhancer = ILoudnessEnhancerEffect::castFrom(effect);
-    ASSERT_NE(nullptr, enhancer.get());
-  }
-
- protected:
-  Uuid getEffectType() override { return LOUDNESS_ENHANCER_EFFECT_TYPE; }
-
-  sp<ILoudnessEnhancerEffect> enhancer;
-};
-
-TEST_F(LoudnessEnhancerAudioEffectHidlTest, GetSetTargetGain) {
-  description(
-      "Verify that manipulating the target gain works for Loudness Enhancer "
-      "effect");
-  const int32_t gain = 100;
-  Return<Result> ret = enhancer->setTargetGain(gain);
-  EXPECT_TRUE(ret.isOk());
-  EXPECT_EQ(Result::OK, ret);
-  int32_t actualGain = 0;
-  Result retval;
-  Return<void> ret2 = enhancer->getTargetGain([&](Result r, int32_t g) {
-    retval = r;
-    if (retval == Result::OK) {
-      actualGain = g;
-    }
-  });
-  EXPECT_TRUE(ret2.isOk());
-  EXPECT_EQ(Result::OK, retval);
-  EXPECT_EQ(gain, actualGain);
-}
-
-int main(int argc, char** argv) {
-    ::testing::AddGlobalTestEnvironment(AudioEffectsFactoryHidlEnvironment::Instance());
-    ::testing::InitGoogleTest(&argc, argv);
-    AudioEffectsFactoryHidlEnvironment::Instance()->init(&argc, argv);
-    int status = RUN_ALL_TESTS();
-    LOG(INFO) << "Test result = " << status;
-    return status;
-}
diff --git a/audio/effect/4.0/xml/audio_effects_conf.xsd b/audio/effect/4.0/xml/audio_effects_conf.xsd
new file mode 120000
index 0000000..9d85fa7
--- /dev/null
+++ b/audio/effect/4.0/xml/audio_effects_conf.xsd
@@ -0,0 +1 @@
+../../2.0/xml/audio_effects_conf.xsd
\ No newline at end of file
diff --git a/audio/effect/4.0/xml/audio_effects_conf_V4_0.xsd b/audio/effect/4.0/xml/audio_effects_conf_V4_0.xsd
deleted file mode 120000
index 82d569a..0000000
--- a/audio/effect/4.0/xml/audio_effects_conf_V4_0.xsd
+++ /dev/null
@@ -1 +0,0 @@
-../../2.0/xml/audio_effects_conf_V2_0.xsd
\ No newline at end of file
diff --git a/audio/effect/5.0/Android.bp b/audio/effect/5.0/Android.bp
new file mode 100644
index 0000000..d60d94a
--- /dev/null
+++ b/audio/effect/5.0/Android.bp
@@ -0,0 +1,47 @@
+// This file is autogenerated by hidl-gen -Landroidbp.
+
+hidl_interface {
+    name: "android.hardware.audio.effect@5.0",
+    root: "android.hardware",
+    vndk: {
+        enabled: true,
+    },
+    srcs: [
+        "types.hal",
+        "IAcousticEchoCancelerEffect.hal",
+        "IAutomaticGainControlEffect.hal",
+        "IBassBoostEffect.hal",
+        "IDownmixEffect.hal",
+        "IEffect.hal",
+        "IEffectBufferProviderCallback.hal",
+        "IEffectsFactory.hal",
+        "IEnvironmentalReverbEffect.hal",
+        "IEqualizerEffect.hal",
+        "ILoudnessEnhancerEffect.hal",
+        "INoiseSuppressionEffect.hal",
+        "IPresetReverbEffect.hal",
+        "IVirtualizerEffect.hal",
+        "IVisualizerEffect.hal",
+    ],
+    interfaces: [
+        "android.hardware.audio.common@5.0",
+        "android.hidl.base@1.0",
+    ],
+    types: [
+        "AudioBuffer",
+        "EffectAuxChannelsConfig",
+        "EffectBufferAccess",
+        "EffectBufferConfig",
+        "EffectConfig",
+        "EffectConfigParameters",
+        "EffectDescriptor",
+        "EffectFeature",
+        "EffectFlags",
+        "EffectOffloadParameter",
+        "MessageQueueFlagBits",
+        "Result",
+    ],
+    gen_java: false,
+    gen_java_constants: true,
+}
+
diff --git a/audio/effect/5.0/IAcousticEchoCancelerEffect.hal b/audio/effect/5.0/IAcousticEchoCancelerEffect.hal
new file mode 100644
index 0000000..61cdc95
--- /dev/null
+++ b/audio/effect/5.0/IAcousticEchoCancelerEffect.hal
@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.audio.effect@5.0;
+
+import android.hardware.audio.common@5.0;
+import IEffect;
+
+interface IAcousticEchoCancelerEffect extends IEffect {
+    /**
+     * Sets echo delay value in milliseconds.
+     */
+    setEchoDelay(uint32_t echoDelayMs) generates (Result retval);
+
+    /**
+     * Gets echo delay value in milliseconds.
+     */
+    getEchoDelay() generates (Result retval, uint32_t echoDelayMs);
+};
diff --git a/audio/effect/5.0/IAutomaticGainControlEffect.hal b/audio/effect/5.0/IAutomaticGainControlEffect.hal
new file mode 100644
index 0000000..ae354ec
--- /dev/null
+++ b/audio/effect/5.0/IAutomaticGainControlEffect.hal
@@ -0,0 +1,68 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.audio.effect@5.0;
+
+import android.hardware.audio.common@5.0;
+import IEffect;
+
+interface IAutomaticGainControlEffect extends IEffect {
+    /**
+     * Sets target level in millibels.
+     */
+    setTargetLevel(int16_t targetLevelMb) generates (Result retval);
+
+    /**
+     * Gets target level.
+     */
+    getTargetLevel() generates (Result retval, int16_t targetLevelMb);
+
+    /**
+     * Sets gain in the compression range in millibels.
+     */
+    setCompGain(int16_t compGainMb) generates (Result retval);
+
+    /**
+     * Gets gain in the compression range.
+     */
+    getCompGain() generates (Result retval, int16_t compGainMb);
+
+    /**
+     * Enables or disables limiter.
+     */
+    setLimiterEnabled(bool enabled) generates (Result retval);
+
+    /**
+     * Returns whether limiter is enabled.
+     */
+    isLimiterEnabled() generates (Result retval, bool enabled);
+
+    struct AllProperties {
+        int16_t targetLevelMb;
+        int16_t compGainMb;
+        bool limiterEnabled;
+    };
+
+    /**
+     * Sets all properties at once.
+     */
+    setAllProperties(AllProperties properties) generates (Result retval);
+
+    /**
+     * Gets all properties at once.
+     */
+    getAllProperties() generates (Result retval, AllProperties properties);
+};
diff --git a/audio/effect/5.0/IBassBoostEffect.hal b/audio/effect/5.0/IBassBoostEffect.hal
new file mode 100644
index 0000000..4b3b629
--- /dev/null
+++ b/audio/effect/5.0/IBassBoostEffect.hal
@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.audio.effect@5.0;
+
+import android.hardware.audio.common@5.0;
+import IEffect;
+
+interface IBassBoostEffect extends IEffect {
+    /**
+     * Returns whether setting bass boost strength is supported.
+     */
+    isStrengthSupported() generates (Result retval, bool strengthSupported);
+
+    enum StrengthRange : uint16_t {
+        MIN = 0,
+        MAX = 1000
+    };
+
+    /**
+     * Sets bass boost strength.
+     *
+     * @param strength strength of the effect. The valid range for strength
+     *                 strength is [0, 1000], where 0 per mille designates the
+     *                 mildest effect and 1000 per mille designates the
+     *                 strongest.
+     * @return retval operation completion status.
+     */
+    setStrength(uint16_t strength) generates (Result retval);
+
+    /**
+     * Gets virtualization strength.
+     */
+    getStrength() generates (Result retval, uint16_t strength);
+};
diff --git a/audio/effect/5.0/IDownmixEffect.hal b/audio/effect/5.0/IDownmixEffect.hal
new file mode 100644
index 0000000..43d4b23
--- /dev/null
+++ b/audio/effect/5.0/IDownmixEffect.hal
@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.audio.effect@5.0;
+
+import android.hardware.audio.common@5.0;
+import IEffect;
+
+interface IDownmixEffect extends IEffect {
+    enum Type : int32_t {
+        STRIP, // throw away the extra channels
+        FOLD   // mix the extra channels with FL/FR
+    };
+
+    /**
+     * Sets the current downmix preset.
+     */
+    setType(Type preset) generates (Result retval);
+
+    /**
+     * Gets the current downmix preset.
+     */
+    getType() generates (Result retval, Type preset);
+};
diff --git a/audio/effect/5.0/IEffect.hal b/audio/effect/5.0/IEffect.hal
new file mode 100644
index 0000000..9c50963
--- /dev/null
+++ b/audio/effect/5.0/IEffect.hal
@@ -0,0 +1,418 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.audio.effect@5.0;
+
+import android.hardware.audio.common@5.0;
+import IEffectBufferProviderCallback;
+
+interface IEffect {
+    /**
+     * Initialize effect engine--all configurations return to default.
+     *
+     * @return retval operation completion status.
+     */
+    @entry
+    init() generates (Result retval);
+
+    /**
+     * Apply new audio parameters configurations for input and output buffers.
+     * The provider callbacks may be empty, but in this case the buffer
+     * must be provided in the EffectConfig structure.
+     *
+     * @param config configuration descriptor.
+     * @param inputBufferProvider optional buffer provider reference.
+     * @param outputBufferProvider optional buffer provider reference.
+     * @return retval operation completion status.
+     */
+    setConfig(EffectConfig config,
+            IEffectBufferProviderCallback inputBufferProvider,
+            IEffectBufferProviderCallback outputBufferProvider)
+            generates (Result retval);
+
+    /**
+     * Reset the effect engine. Keep configuration but resets state and buffer
+     * content.
+     *
+     * @return retval operation completion status.
+     */
+    reset() generates (Result retval);
+
+    /**
+     * Enable processing.
+     *
+     * @return retval operation completion status.
+     */
+    @callflow(next={"prepareForProcessing"})
+    enable() generates (Result retval);
+
+    /**
+     * Disable processing.
+     *
+     * @return retval operation completion status.
+     */
+    @callflow(next={"close"})
+    disable() generates (Result retval);
+
+    /**
+     * Set the rendering device the audio output path is connected to.  The
+     * effect implementation must set EFFECT_FLAG_DEVICE_IND flag in its
+     * descriptor to receive this command when the device changes.
+     *
+     * Note: this method is only supported for effects inserted into
+     *       the output chain.
+     *
+     * @param device output device specification.
+     * @return retval operation completion status.
+     */
+    setDevice(bitfield<AudioDevice> device) generates (Result retval);
+
+    /**
+     * Set and get volume. Used by audio framework to delegate volume control to
+     * effect engine. The effect implementation must set EFFECT_FLAG_VOLUME_CTRL
+     * flag in its descriptor to receive this command. The effect engine must
+     * return the volume that should be applied before the effect is
+     * processed. The overall volume (the volume actually applied by the effect
+     * engine multiplied by the returned value) should match the value indicated
+     * in the command.
+     *
+     * @param volumes vector containing volume for each channel defined in
+     *                EffectConfig for output buffer expressed in 8.24 fixed
+     *                point format.
+     * @return result updated volume values.
+     * @return retval operation completion status.
+     */
+    setAndGetVolume(vec<uint32_t> volumes)
+            generates (Result retval, vec<uint32_t> result);
+
+    /**
+     * Notify the effect of the volume change. The effect implementation must
+     * set EFFECT_FLAG_VOLUME_IND flag in its descriptor to receive this
+     * command.
+     *
+     * @param volumes vector containing volume for each channel defined in
+     *                EffectConfig for output buffer expressed in 8.24 fixed
+     *                point format.
+     * @return retval operation completion status.
+     */
+    volumeChangeNotification(vec<uint32_t> volumes)
+            generates (Result retval);
+
+    /**
+     * Set the audio mode. The effect implementation must set
+     * EFFECT_FLAG_AUDIO_MODE_IND flag in its descriptor to receive this command
+     * when the audio mode changes.
+     *
+     * @param mode desired audio mode.
+     * @return retval operation completion status.
+     */
+    setAudioMode(AudioMode mode) generates (Result retval);
+
+    /**
+     * Apply new audio parameters configurations for input and output buffers of
+     * reverse stream.  An example of reverse stream is the echo reference
+     * supplied to an Acoustic Echo Canceler.
+     *
+     * @param config configuration descriptor.
+     * @param inputBufferProvider optional buffer provider reference.
+     * @param outputBufferProvider optional buffer provider reference.
+     * @return retval operation completion status.
+     */
+    setConfigReverse(EffectConfig config,
+            IEffectBufferProviderCallback inputBufferProvider,
+            IEffectBufferProviderCallback outputBufferProvider)
+            generates (Result retval);
+
+    /**
+     * Set the capture device the audio input path is connected to. The effect
+     * implementation must set EFFECT_FLAG_DEVICE_IND flag in its descriptor to
+     * receive this command when the device changes.
+     *
+     * Note: this method is only supported for effects inserted into
+     *       the input chain.
+     *
+     * @param device input device specification.
+     * @return retval operation completion status.
+     */
+    setInputDevice(bitfield<AudioDevice> device) generates (Result retval);
+
+    /**
+     * Read audio parameters configurations for input and output buffers.
+     *
+     * @return retval operation completion status.
+     * @return config configuration descriptor.
+     */
+    getConfig() generates (Result retval, EffectConfig config);
+
+    /**
+     * Read audio parameters configurations for input and output buffers of
+     * reverse stream.
+     *
+     * @return retval operation completion status.
+     * @return config configuration descriptor.
+     */
+    getConfigReverse() generates (Result retval, EffectConfig config);
+
+    /**
+     * Queries for supported combinations of main and auxiliary channels
+     * (e.g. for a multi-microphone noise suppressor).
+     *
+     * @param maxConfigs maximum number of the combinations to return.
+     * @return retval absence of the feature support is indicated using
+     *                NOT_SUPPORTED code. RESULT_TOO_BIG is returned if
+     *                the number of supported combinations exceeds 'maxConfigs'.
+     * @return result list of configuration descriptors.
+     */
+    getSupportedAuxChannelsConfigs(uint32_t maxConfigs)
+            generates (Result retval, vec<EffectAuxChannelsConfig> result);
+
+    /**
+     * Retrieves the current configuration of main and auxiliary channels.
+     *
+     * @return retval absence of the feature support is indicated using
+     *                NOT_SUPPORTED code.
+     * @return result configuration descriptor.
+     */
+    getAuxChannelsConfig()
+            generates (Result retval, EffectAuxChannelsConfig result);
+
+    /**
+     * Sets the current configuration of main and auxiliary channels.
+     *
+     * @return retval operation completion status; absence of the feature
+     *                support is indicated using NOT_SUPPORTED code.
+     */
+    setAuxChannelsConfig(EffectAuxChannelsConfig config)
+            generates (Result retval);
+
+    /**
+     * Set the audio source the capture path is configured for (Camcorder, voice
+     * recognition...).
+     *
+     * Note: this method is only supported for effects inserted into
+     *       the input chain.
+     *
+     * @param source source descriptor.
+     * @return retval operation completion status.
+     */
+    setAudioSource(AudioSource source) generates (Result retval);
+
+    /**
+     * This command indicates if the playback thread the effect is attached to
+     * is offloaded or not, and updates the I/O handle of the playback thread
+     * the effect is attached to.
+     *
+     * @param param effect offload descriptor.
+     * @return retval operation completion status.
+     */
+    offload(EffectOffloadParameter param) generates (Result retval);
+
+    /**
+     * Returns the effect descriptor.
+     *
+     * @return retval operation completion status.
+     * @return descriptor effect descriptor.
+     */
+    getDescriptor() generates (Result retval, EffectDescriptor descriptor);
+
+    /**
+     * Set up required transports for passing audio buffers to the effect.
+     *
+     * The transport consists of shared memory and a message queue for reporting
+     * effect processing operation status. The shared memory is set up
+     * separately using 'setProcessBuffers' method.
+     *
+     * Processing is requested by setting 'REQUEST_PROCESS' or
+     * 'REQUEST_PROCESS_REVERSE' EventFlags associated with the status message
+     * queue. The result of processing may be one of the following:
+     *   OK if there were no errors during processing;
+     *   INVALID_ARGUMENTS if audio buffers are invalid;
+     *   INVALID_STATE if the engine has finished the disable phase;
+     *   NOT_INITIALIZED if the audio buffers were not set;
+     *   NOT_SUPPORTED if the requested processing type is not supported by
+     *                 the effect.
+     *
+     * @return retval OK if both message queues were created successfully.
+     *                INVALID_STATE if the method was already called.
+     *                INVALID_ARGUMENTS if there was a problem setting up
+     *                                  the queue.
+     * @return statusMQ a message queue used for passing status from the effect.
+     */
+    @callflow(next={"setProcessBuffers"})
+    prepareForProcessing() generates (Result retval, fmq_sync<Result> statusMQ);
+
+    /**
+     * Set up input and output buffers for processing audio data. The effect
+     * may modify both the input and the output buffer during the operation.
+     * Buffers may be set multiple times during effect lifetime.
+     *
+     * The input and the output buffer may be reused between different effects,
+     * and the input buffer may be used as an output buffer. Buffers are
+     * distinguished using 'AudioBuffer.id' field.
+     *
+     * @param inBuffer input audio buffer.
+     * @param outBuffer output audio buffer.
+     * @return retval OK if both buffers were mapped successfully.
+     *                INVALID_ARGUMENTS if there was a problem with mapping
+     *                                  any of the buffers.
+     */
+    setProcessBuffers(AudioBuffer inBuffer, AudioBuffer outBuffer)
+            generates (Result retval);
+
+    /**
+     * Execute a vendor specific command on the effect. The command code
+     * and data, as well as result data are not interpreted by Android
+     * Framework and are passed as-is between the application and the effect.
+     *
+     * The effect must use standard POSIX.1-2001 error codes for the operation
+     * completion status.
+     *
+     * Use this method only if the effect is provided by a third party, and
+     * there is no interface defined for it. This method only works for effects
+     * implemented in software.
+     *
+     * @param commandId the ID of the command.
+     * @param data command data.
+     * @param resultMaxSize maximum size in bytes of the result; can be 0.
+     * @return status command completion status.
+     * @return result result data.
+     */
+    command(uint32_t commandId, vec<uint8_t> data, uint32_t resultMaxSize)
+            generates (int32_t status, vec<uint8_t> result);
+
+    /**
+     * Set a vendor-specific parameter and apply it immediately. The parameter
+     * code and data are not interpreted by Android Framework and are passed
+     * as-is between the application and the effect.
+     *
+     * The effect must use INVALID_ARGUMENTS return code if the parameter ID is
+     * unknown or if provided parameter data is invalid. If the effect does not
+     * support setting vendor-specific parameters, it must return NOT_SUPPORTED.
+     *
+     * Use this method only if the effect is provided by a third party, and
+     * there is no interface defined for it. This method only works for effects
+     * implemented in software.
+     *
+     * @param parameter identifying data of the parameter.
+     * @param value the value of the parameter.
+     * @return retval operation completion status.
+     */
+    setParameter(vec<uint8_t> parameter, vec<uint8_t> value)
+            generates (Result retval);
+
+    /**
+     * Get a vendor-specific parameter value. The parameter code and returned
+     * data are not interpreted by Android Framework and are passed as-is
+     * between the application and the effect.
+     *
+     * The effect must use INVALID_ARGUMENTS return code if the parameter ID is
+     * unknown. If the effect does not support setting vendor-specific
+     * parameters, it must return NOT_SUPPORTED.
+     *
+     * Use this method only if the effect is provided by a third party, and
+     * there is no interface defined for it.  This method only works for effects
+     * implemented in software.
+     *
+     * @param parameter identifying data of the parameter.
+     * @param valueMaxSize maximum size in bytes of the value.
+     * @return retval operation completion status.
+     * @return result the value of the parameter.
+     */
+    getParameter(vec<uint8_t> parameter, uint32_t valueMaxSize)
+            generates (Result retval, vec<uint8_t> value);
+
+    /**
+     * Get supported configs for a vendor-specific feature. The configs returned
+     * are not interpreted by Android Framework and are passed as-is between the
+     * application and the effect.
+     *
+     * The effect must use INVALID_ARGUMENTS return code if the feature ID is
+     * unknown. If the effect does not support getting vendor-specific feature
+     * configs, it must return NOT_SUPPORTED. If the feature is supported but
+     * the total number of supported configurations exceeds the maximum number
+     * indicated by the caller, the method must return RESULT_TOO_BIG.
+     *
+     * Use this method only if the effect is provided by a third party, and
+     * there is no interface defined for it.  This method only works for effects
+     * implemented in software.
+     *
+     * @param featureId feature identifier.
+     * @param maxConfigs maximum number of configs to return.
+     * @param configSize size of each config in bytes.
+     * @return retval operation completion status.
+     * @return configsCount number of configs returned.
+     * @return configsData data for all the configs returned.
+     */
+    getSupportedConfigsForFeature(
+            uint32_t featureId,
+            uint32_t maxConfigs,
+            uint32_t configSize) generates (
+                    Result retval,
+                    uint32_t configsCount,
+                    vec<uint8_t> configsData);
+
+    /**
+     * Get the current config for a vendor-specific feature. The config returned
+     * is not interpreted by Android Framework and is passed as-is between the
+     * application and the effect.
+     *
+     * The effect must use INVALID_ARGUMENTS return code if the feature ID is
+     * unknown. If the effect does not support getting vendor-specific
+     * feature configs, it must return NOT_SUPPORTED.
+     *
+     * Use this method only if the effect is provided by a third party, and
+     * there is no interface defined for it.  This method only works for effects
+     * implemented in software.
+     *
+     * @param featureId feature identifier.
+     * @param configSize size of the config in bytes.
+     * @return retval operation completion status.
+     * @return configData config data.
+     */
+    getCurrentConfigForFeature(uint32_t featureId, uint32_t configSize)
+            generates (Result retval, vec<uint8_t> configData);
+
+    /**
+     * Set the current config for a vendor-specific feature. The config data
+     * is not interpreted by Android Framework and is passed as-is between the
+     * application and the effect.
+     *
+     * The effect must use INVALID_ARGUMENTS return code if the feature ID is
+     * unknown. If the effect does not support getting vendor-specific
+     * feature configs, it must return NOT_SUPPORTED.
+     *
+     * Use this method only if the effect is provided by a third party, and
+     * there is no interface defined for it.  This method only works for effects
+     * implemented in software.
+     *
+     * @param featureId feature identifier.
+     * @param configData config data.
+     * @return retval operation completion status.
+     */
+    setCurrentConfigForFeature(uint32_t featureId, vec<uint8_t> configData)
+            generates (Result retval);
+
+    /**
+     * Called by the framework to deinitialize the effect and free up
+     * all the currently allocated resources. It is recommended to close
+     * the effect on the client side as soon as it is becomes unused.
+     *
+     * @return retval OK in case the success.
+     *                INVALID_STATE if the effect was already closed.
+     */
+    @exit
+    close() generates (Result retval);
+};
diff --git a/audio/effect/5.0/IEffectBufferProviderCallback.hal b/audio/effect/5.0/IEffectBufferProviderCallback.hal
new file mode 100644
index 0000000..aabd15e
--- /dev/null
+++ b/audio/effect/5.0/IEffectBufferProviderCallback.hal
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.audio.effect@5.0;
+
+/**
+ * This callback interface contains functions that can be used by the effect
+ * engine 'process' function to exchange input and output audio buffers.
+ */
+interface IEffectBufferProviderCallback {
+    /**
+     * Called to retrieve a buffer where data should read from by 'process'
+     * function.
+     *
+     * @return buffer audio buffer for processing
+     */
+    getBuffer() generates (AudioBuffer buffer);
+
+    /**
+     * Called to provide a buffer with the data written by 'process' function.
+     *
+     * @param buffer audio buffer for processing
+     */
+    putBuffer(AudioBuffer buffer);
+};
diff --git a/audio/effect/5.0/IEffectsFactory.hal b/audio/effect/5.0/IEffectsFactory.hal
new file mode 100644
index 0000000..a88b381
--- /dev/null
+++ b/audio/effect/5.0/IEffectsFactory.hal
@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.audio.effect@5.0;
+
+import android.hardware.audio.common@5.0;
+import IEffect;
+
+interface IEffectsFactory {
+    /**
+     * Returns descriptors of different effects in all loaded libraries.
+     *
+     * @return retval operation completion status.
+     * @return result list of effect descriptors.
+     */
+    getAllDescriptors() generates(Result retval, vec<EffectDescriptor> result);
+
+    /**
+     * Returns a descriptor of a particular effect.
+     *
+     * @return retval operation completion status.
+     * @return result effect descriptor.
+     */
+    getDescriptor(Uuid uid) generates(Result retval, EffectDescriptor result);
+
+    /**
+     * Creates an effect engine of the specified type.  To release the effect
+     * engine, it is necessary to release references to the returned effect
+     * object.
+     *
+     * @param uid effect uuid.
+     * @param session audio session to which this effect instance will be
+     *                attached.  All effects created with the same session ID
+     *                are connected in series and process the same signal
+     *                stream.
+     * @param ioHandle identifies the output or input stream this effect is
+     *                 directed to in audio HAL.
+     * @return retval operation completion status.
+     * @return result the interface for the created effect.
+     * @return effectId the unique ID of the effect to be used with
+     *                  IStream::addEffect and IStream::removeEffect methods.
+     */
+    createEffect(Uuid uid, AudioSession session, AudioIoHandle ioHandle)
+        generates (Result retval, IEffect result, uint64_t effectId);
+};
diff --git a/audio/effect/5.0/IEnvironmentalReverbEffect.hal b/audio/effect/5.0/IEnvironmentalReverbEffect.hal
new file mode 100644
index 0000000..ffc4312
--- /dev/null
+++ b/audio/effect/5.0/IEnvironmentalReverbEffect.hal
@@ -0,0 +1,178 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.audio.effect@5.0;
+
+import android.hardware.audio.common@5.0;
+import IEffect;
+
+interface IEnvironmentalReverbEffect extends IEffect {
+    /**
+     * Sets whether the effect should be bypassed.
+     */
+    setBypass(bool bypass) generates (Result retval);
+
+    /**
+     * Gets whether the effect should be bypassed.
+     */
+    getBypass() generates (Result retval, bool bypass);
+
+    enum ParamRange : int16_t {
+        ROOM_LEVEL_MIN = -6000,
+        ROOM_LEVEL_MAX = 0,
+        ROOM_HF_LEVEL_MIN = -4000,
+        ROOM_HF_LEVEL_MAX = 0,
+        DECAY_TIME_MIN = 100,
+        DECAY_TIME_MAX = 20000,
+        DECAY_HF_RATIO_MIN = 100,
+        DECAY_HF_RATIO_MAX = 1000,
+        REFLECTIONS_LEVEL_MIN = -6000,
+        REFLECTIONS_LEVEL_MAX = 0,
+        REFLECTIONS_DELAY_MIN = 0,
+        REFLECTIONS_DELAY_MAX = 65,
+        REVERB_LEVEL_MIN = -6000,
+        REVERB_LEVEL_MAX = 0,
+        REVERB_DELAY_MIN = 0,
+        REVERB_DELAY_MAX = 65,
+        DIFFUSION_MIN = 0,
+        DIFFUSION_MAX = 1000,
+        DENSITY_MIN = 0,
+        DENSITY_MAX = 1000
+    };
+
+    /**
+     * Sets the room level.
+     */
+    setRoomLevel(int16_t roomLevel) generates (Result retval);
+
+    /**
+     * Gets the room level.
+     */
+    getRoomLevel() generates (Result retval, int16_t roomLevel);
+
+    /**
+     * Sets the room high frequencies level.
+     */
+    setRoomHfLevel(int16_t roomHfLevel) generates (Result retval);
+
+    /**
+     * Gets the room high frequencies level.
+     */
+    getRoomHfLevel() generates (Result retval, int16_t roomHfLevel);
+
+    /**
+     * Sets the room decay time.
+     */
+    setDecayTime(uint32_t decayTime) generates (Result retval);
+
+    /**
+     * Gets the room decay time.
+     */
+    getDecayTime() generates (Result retval, uint32_t decayTime);
+
+    /**
+     * Sets the ratio of high frequencies decay.
+     */
+    setDecayHfRatio(int16_t decayHfRatio) generates (Result retval);
+
+    /**
+     * Gets the ratio of high frequencies decay.
+     */
+    getDecayHfRatio() generates (Result retval, int16_t decayHfRatio);
+
+    /**
+     * Sets the level of reflections in the room.
+     */
+    setReflectionsLevel(int16_t reflectionsLevel) generates (Result retval);
+
+    /**
+     * Gets the level of reflections in the room.
+     */
+    getReflectionsLevel() generates (Result retval, int16_t reflectionsLevel);
+
+    /**
+     * Sets the reflections delay in the room.
+     */
+    setReflectionsDelay(uint32_t reflectionsDelay) generates (Result retval);
+
+    /**
+     * Gets the reflections delay in the room.
+     */
+    getReflectionsDelay() generates (Result retval, uint32_t reflectionsDelay);
+
+    /**
+     * Sets the reverb level of the room.
+     */
+    setReverbLevel(int16_t reverbLevel) generates (Result retval);
+
+    /**
+     * Gets the reverb level of the room.
+     */
+    getReverbLevel() generates (Result retval, int16_t reverbLevel);
+
+    /**
+     * Sets the reverb delay of the room.
+     */
+    setReverbDelay(uint32_t reverDelay) generates (Result retval);
+
+    /**
+     * Gets the reverb delay of the room.
+     */
+    getReverbDelay() generates (Result retval, uint32_t reverbDelay);
+
+    /**
+     * Sets room diffusion.
+     */
+    setDiffusion(int16_t diffusion) generates (Result retval);
+
+    /**
+     * Gets room diffusion.
+     */
+    getDiffusion() generates (Result retval, int16_t diffusion);
+
+    /**
+     * Sets room wall density.
+     */
+    setDensity(int16_t density) generates (Result retval);
+
+    /**
+     * Gets room wall density.
+     */
+    getDensity() generates (Result retval, int16_t density);
+
+    struct AllProperties {
+        int16_t  roomLevel;         // in millibels,    range -6000 to 0
+        int16_t  roomHfLevel;       // in millibels,    range -4000 to 0
+        uint32_t decayTime;         // in milliseconds, range 100 to 20000
+        int16_t  decayHfRatio;      // in permilles,    range 100 to 1000
+        int16_t  reflectionsLevel;  // in millibels,    range -6000 to 0
+        uint32_t reflectionsDelay;  // in milliseconds, range 0 to 65
+        int16_t  reverbLevel;       // in millibels,    range -6000 to 0
+        uint32_t reverbDelay;       // in milliseconds, range 0 to 65
+        int16_t  diffusion;         // in permilles,    range 0 to 1000
+        int16_t  density;           // in permilles,    range 0 to 1000
+    };
+
+    /**
+     * Sets all properties at once.
+     */
+    setAllProperties(AllProperties properties) generates (Result retval);
+
+    /**
+     * Gets all properties at once.
+     */
+    getAllProperties() generates (Result retval, AllProperties properties);
+};
diff --git a/audio/effect/5.0/IEqualizerEffect.hal b/audio/effect/5.0/IEqualizerEffect.hal
new file mode 100644
index 0000000..c9829f3
--- /dev/null
+++ b/audio/effect/5.0/IEqualizerEffect.hal
@@ -0,0 +1,93 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.audio.effect@5.0;
+
+import android.hardware.audio.common@5.0;
+import IEffect;
+
+interface IEqualizerEffect extends IEffect {
+    /**
+     * Gets the number of frequency bands that the equalizer supports.
+     */
+    getNumBands() generates (Result retval, uint16_t numBands);
+
+    /**
+     * Returns the minimum and maximum band levels supported.
+     */
+    getLevelRange()
+            generates (Result retval, int16_t minLevel, int16_t maxLevel);
+
+    /**
+     * Sets the gain for the given equalizer band.
+     */
+    setBandLevel(uint16_t band, int16_t level) generates (Result retval);
+
+    /**
+     * Gets the gain for the given equalizer band.
+     */
+    getBandLevel(uint16_t band) generates (Result retval, int16_t level);
+
+    /**
+     * Gets the center frequency of the given band, in milliHertz.
+     */
+    getBandCenterFrequency(uint16_t band)
+            generates (Result retval, uint32_t centerFreqmHz);
+
+    /**
+     * Gets the frequency range of the given frequency band, in milliHertz.
+     */
+    getBandFrequencyRange(uint16_t band)
+            generates (Result retval, uint32_t minFreqmHz, uint32_t maxFreqmHz);
+
+    /**
+     * Gets the band that has the most effect on the given frequency
+     * in milliHertz.
+     */
+    getBandForFrequency(uint32_t freqmHz)
+            generates (Result retval, uint16_t band);
+
+    /**
+     * Gets the names of all presets the equalizer supports.
+     */
+    getPresetNames() generates (Result retval, vec<string> names);
+
+    /**
+     * Sets the current preset using the index of the preset in the names
+     * vector returned via 'getPresetNames'.
+     */
+    setCurrentPreset(uint16_t preset) generates (Result retval);
+
+    /**
+     * Gets the current preset.
+     */
+    getCurrentPreset() generates (Result retval, uint16_t preset);
+
+    struct AllProperties {
+        uint16_t curPreset;
+        vec<int16_t> bandLevels;
+    };
+
+    /**
+     * Sets all properties at once.
+     */
+    setAllProperties(AllProperties properties) generates (Result retval);
+
+    /**
+     * Gets all properties at once.
+     */
+    getAllProperties() generates (Result retval, AllProperties properties);
+};
diff --git a/audio/effect/5.0/ILoudnessEnhancerEffect.hal b/audio/effect/5.0/ILoudnessEnhancerEffect.hal
new file mode 100644
index 0000000..eaf8949
--- /dev/null
+++ b/audio/effect/5.0/ILoudnessEnhancerEffect.hal
@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.audio.effect@5.0;
+
+import android.hardware.audio.common@5.0;
+import IEffect;
+
+interface ILoudnessEnhancerEffect extends IEffect {
+    /**
+     * Sets target gain expressed in millibels.
+     */
+    setTargetGain(int32_t targetGainMb) generates (Result retval);
+
+    /**
+     * Gets target gain expressed in millibels.
+     */
+    getTargetGain() generates (Result retval, int32_t targetGainMb);
+};
diff --git a/audio/effect/5.0/INoiseSuppressionEffect.hal b/audio/effect/5.0/INoiseSuppressionEffect.hal
new file mode 100644
index 0000000..5de794f
--- /dev/null
+++ b/audio/effect/5.0/INoiseSuppressionEffect.hal
@@ -0,0 +1,68 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.audio.effect@5.0;
+
+import android.hardware.audio.common@5.0;
+import IEffect;
+
+interface INoiseSuppressionEffect extends IEffect {
+    enum Level : int32_t {
+        LOW,
+        MEDIUM,
+        HIGH
+    };
+
+    /**
+     * Sets suppression level.
+     */
+    setSuppressionLevel(Level level) generates (Result retval);
+
+    /**
+     * Gets suppression level.
+     */
+    getSuppressionLevel() generates (Result retval, Level level);
+
+    enum Type : int32_t {
+        SINGLE_CHANNEL,
+        MULTI_CHANNEL
+    };
+
+    /**
+     * Set suppression type.
+     */
+    setSuppressionType(Type type) generates (Result retval);
+
+    /**
+     * Get suppression type.
+     */
+    getSuppressionType() generates (Result retval, Type type);
+
+    struct AllProperties {
+        Level level;
+        Type type;
+    };
+
+    /**
+     * Sets all properties at once.
+     */
+    setAllProperties(AllProperties properties) generates (Result retval);
+
+    /**
+     * Gets all properties at once.
+     */
+    getAllProperties() generates (Result retval, AllProperties properties);
+};
diff --git a/audio/effect/5.0/IPresetReverbEffect.hal b/audio/effect/5.0/IPresetReverbEffect.hal
new file mode 100644
index 0000000..af3b3ac
--- /dev/null
+++ b/audio/effect/5.0/IPresetReverbEffect.hal
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.audio.effect@5.0;
+
+import android.hardware.audio.common@5.0;
+import IEffect;
+
+interface IPresetReverbEffect extends IEffect {
+    enum Preset : int32_t {
+        NONE,        // no reverb or reflections
+        SMALLROOM,   // a small room less than five meters in length
+        MEDIUMROOM,  // a medium room with a length of ten meters or less
+        LARGEROOM,   // a large-sized room suitable for live performances
+        MEDIUMHALL,  // a medium-sized hall
+        LARGEHALL,   // a large-sized hall suitable for a full orchestra
+        PLATE,       // synthesis of the traditional plate reverb
+        LAST = PLATE
+    };
+
+    /**
+     * Sets the current preset.
+     */
+    setPreset(Preset preset) generates (Result retval);
+
+    /**
+     * Gets the current preset.
+     */
+    getPreset() generates (Result retval, Preset preset);
+};
diff --git a/audio/effect/5.0/IVirtualizerEffect.hal b/audio/effect/5.0/IVirtualizerEffect.hal
new file mode 100644
index 0000000..9402958
--- /dev/null
+++ b/audio/effect/5.0/IVirtualizerEffect.hal
@@ -0,0 +1,77 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.audio.effect@5.0;
+
+import android.hardware.audio.common@5.0;
+import IEffect;
+
+interface IVirtualizerEffect extends IEffect {
+    /**
+     * Returns whether setting virtualization strength is supported.
+     */
+    isStrengthSupported() generates (bool strengthSupported);
+
+    enum StrengthRange : uint16_t {
+        MIN = 0,
+        MAX = 1000
+    };
+
+    /**
+     * Sets virtualization strength.
+     *
+     * @param strength strength of the effect. The valid range for strength
+     *                 strength is [0, 1000], where 0 per mille designates the
+     *                 mildest effect and 1000 per mille designates the
+     *                 strongest.
+     * @return retval operation completion status.
+     */
+    setStrength(uint16_t strength) generates (Result retval);
+
+    /**
+     * Gets virtualization strength.
+     */
+    getStrength() generates (Result retval, uint16_t strength);
+
+    struct SpeakerAngle {
+        /** Speaker channel mask */
+        bitfield<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
+    };
+    /**
+     * Retrieves virtual speaker angles for the given channel mask on the
+     * specified device.
+     */
+    getVirtualSpeakerAngles(bitfield<AudioChannelMask> mask, AudioDevice device)
+            generates (Result retval, vec<SpeakerAngle> speakerAngles);
+
+    /**
+     * Forces the virtualizer effect for the given output device.
+     */
+    forceVirtualizationMode(AudioDevice device) generates (Result retval);
+
+    /**
+     * Returns audio device reflecting the current virtualization mode,
+     * AUDIO_DEVICE_NONE when not virtualizing.
+     */
+    getVirtualizationMode() generates (Result retval, AudioDevice device);
+};
diff --git a/audio/effect/5.0/IVisualizerEffect.hal b/audio/effect/5.0/IVisualizerEffect.hal
new file mode 100644
index 0000000..38752a9
--- /dev/null
+++ b/audio/effect/5.0/IVisualizerEffect.hal
@@ -0,0 +1,110 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.audio.effect@5.0;
+
+import android.hardware.audio.common@5.0;
+import IEffect;
+
+interface IVisualizerEffect extends IEffect {
+    enum CaptureSizeRange : int32_t {
+        MAX = 1024,  // maximum capture size in samples
+        MIN = 128    // minimum capture size in samples
+    };
+
+    /**
+     * Sets the number PCM samples in the capture.
+     */
+    setCaptureSize(uint16_t captureSize) generates (Result retval);
+
+    /**
+     * Gets the number PCM samples in the capture.
+     */
+    getCaptureSize() generates (Result retval, uint16_t captureSize);
+
+    enum ScalingMode : int32_t {
+        // Keep in sync with SCALING_MODE_... in
+        // frameworks/base/media/java/android/media/audiofx/Visualizer.java
+        NORMALIZED = 0,
+        AS_PLAYED = 1
+    };
+
+    /**
+     * Specifies the way the captured data is scaled.
+     */
+    setScalingMode(ScalingMode scalingMode) generates (Result retval);
+
+    /**
+     * Retrieves the way the captured data is scaled.
+     */
+    getScalingMode() generates (Result retval, ScalingMode scalingMode);
+
+    /**
+     * Informs the visualizer about the downstream latency.
+     */
+    setLatency(uint32_t latencyMs) generates (Result retval);
+
+    /**
+     * Gets the downstream latency.
+     */
+    getLatency() generates (Result retval, uint32_t latencyMs);
+
+    enum MeasurementMode : int32_t {
+        // Keep in sync with MEASUREMENT_MODE_... in
+        // frameworks/base/media/java/android/media/audiofx/Visualizer.java
+        NONE = 0x0,
+        PEAK_RMS = 0x1
+    };
+
+    /**
+     * Specifies which measurements are to be made.
+     */
+    setMeasurementMode(MeasurementMode measurementMode)
+            generates (Result retval);
+
+    /**
+     * Retrieves which measurements are to be made.
+     */
+    getMeasurementMode() generates (
+            Result retval, MeasurementMode measurementMode);
+
+    /**
+     * Retrieves the latest PCM snapshot captured by the visualizer engine.  The
+     * number of samples to capture is specified by 'setCaptureSize' parameter.
+     *
+     * @return retval operation completion status.
+     * @return samples samples in 8 bit unsigned format (0 = 0x80)
+     */
+    capture() generates (Result retval, vec<uint8_t> samples);
+
+    struct Measurement {
+        MeasurementMode mode;    // discriminator
+        union Values {
+            struct PeakAndRms {
+                int32_t peakMb;  // millibels
+                int32_t rmsMb;   // millibels
+            } peakAndRms;
+        } value;
+    };
+    /**
+     * Retrieves the latest measurements. The measurements to be made
+     * are specified by 'setMeasurementMode' parameter.
+     *
+     * @return retval operation completion status.
+     * @return result measurement.
+     */
+    measure() generates (Result retval, Measurement result);
+};
diff --git a/audio/effect/5.0/types.hal b/audio/effect/5.0/types.hal
new file mode 100644
index 0000000..84e1108
--- /dev/null
+++ b/audio/effect/5.0/types.hal
@@ -0,0 +1,299 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.audio.effect@5.0;
+
+import android.hardware.audio.common@5.0;
+
+enum Result : int32_t {
+    OK,
+    NOT_INITIALIZED,
+    INVALID_ARGUMENTS,
+    INVALID_STATE,
+    NOT_SUPPORTED,
+    RESULT_TOO_BIG
+};
+
+/**
+ * Effect engine capabilities/requirements flags.
+ *
+ * Definitions for flags field of effect descriptor.
+ *
+ * +----------------+--------+--------------------------------------------------
+ * | description    | bits   | values
+ * +----------------+--------+--------------------------------------------------
+ * | connection     | 0..2   | 0 insert: after track process
+ * | mode           |        | 1 auxiliary: connect to track auxiliary
+ * |                |        |  output and use send level
+ * |                |        | 2 replace: replaces track process function;
+ * |                |        |   must implement SRC, volume and mono to stereo.
+ * |                |        | 3 pre processing: applied below audio HAL on in
+ * |                |        | 4 post processing: applied below audio HAL on out
+ * |                |        | 5 - 7 reserved
+ * +----------------+--------+--------------------------------------------------
+ * | insertion      | 3..5   | 0 none
+ * | preference     |        | 1 first of the chain
+ * |                |        | 2 last of the chain
+ * |                |        | 3 exclusive (only effect in the insert chain)
+ * |                |        | 4..7 reserved
+ * +----------------+--------+--------------------------------------------------
+ * | Volume         | 6..8   | 0 none
+ * | management     |        | 1 implements volume control
+ * |                |        | 2 requires volume indication
+ * |                |        | 4 reserved
+ * +----------------+--------+--------------------------------------------------
+ * | Device         | 9..11  | 0 none
+ * | indication     |        | 1 requires device updates
+ * |                |        | 2, 4 reserved
+ * +----------------+--------+--------------------------------------------------
+ * | Sample input   | 12..13 | 1 direct: process() function or
+ * | mode           |        |   EFFECT_CMD_SET_CONFIG command must specify
+ * |                |        |   a buffer descriptor
+ * |                |        | 2 provider: process() function uses the
+ * |                |        |   bufferProvider indicated by the
+ * |                |        |   EFFECT_CMD_SET_CONFIG command to request input.
+ * |                |        |   buffers.
+ * |                |        | 3 both: both input modes are supported
+ * +----------------+--------+--------------------------------------------------
+ * | Sample output  | 14..15 | 1 direct: process() function or
+ * | mode           |        |   EFFECT_CMD_SET_CONFIG command must specify
+ * |                |        |   a buffer descriptor
+ * |                |        | 2 provider: process() function uses the
+ * |                |        |   bufferProvider indicated by the
+ * |                |        |   EFFECT_CMD_SET_CONFIG command to request output
+ * |                |        |   buffers.
+ * |                |        | 3 both: both output modes are supported
+ * +----------------+--------+--------------------------------------------------
+ * | Hardware       | 16..17 | 0 No hardware acceleration
+ * | acceleration   |        | 1 non tunneled hw acceleration: the process()
+ * |                |        |   function reads the samples, send them to HW
+ * |                |        |   accelerated effect processor, reads back
+ * |                |        |   the processed samples and returns them
+ * |                |        |   to the output buffer.
+ * |                |        | 2 tunneled hw acceleration: the process()
+ * |                |        |   function is transparent. The effect interface
+ * |                |        |   is only used to control the effect engine.
+ * |                |        |   This mode is relevant for global effects
+ * |                |        |   actually applied by the audio hardware on
+ * |                |        |   the output stream.
+ * +----------------+--------+--------------------------------------------------
+ * | Audio Mode     | 18..19 | 0 none
+ * | indication     |        | 1 requires audio mode updates
+ * |                |        | 2..3 reserved
+ * +----------------+--------+--------------------------------------------------
+ * | Audio source   | 20..21 | 0 none
+ * | indication     |        | 1 requires audio source updates
+ * |                |        | 2..3 reserved
+ * +----------------+--------+--------------------------------------------------
+ * | Effect offload | 22     | 0 The effect cannot be offloaded to an audio DSP
+ * | supported      |        | 1 The effect can be offloaded to an audio DSP
+ * +----------------+--------+--------------------------------------------------
+ * | Process        | 23     | 0 The effect implements a process function.
+ * | function       |        | 1 The effect does not implement a process
+ * | not            |        |   function: enabling the effect has no impact
+ * | implemented    |        |   on latency or CPU load.
+ * |                |        |   Effect implementations setting this flag do not
+ * |                |        |   have to implement a process function.
+ * +----------------+--------+--------------------------------------------------
+ */
+@export(name="", value_prefix="EFFECT_FLAG_")
+enum EffectFlags : int32_t {
+    // Insert mode
+    TYPE_SHIFT = 0,
+    TYPE_SIZE = 3,
+    TYPE_MASK = ((1 << TYPE_SIZE) -1) << TYPE_SHIFT,
+    TYPE_INSERT = 0 << TYPE_SHIFT,
+    TYPE_AUXILIARY = 1 << TYPE_SHIFT,
+    TYPE_REPLACE = 2 << TYPE_SHIFT,
+    TYPE_PRE_PROC = 3 << TYPE_SHIFT,
+    TYPE_POST_PROC = 4 << TYPE_SHIFT,
+
+    // Insert preference
+    INSERT_SHIFT = TYPE_SHIFT + TYPE_SIZE,
+    INSERT_SIZE = 3,
+    INSERT_MASK = ((1 << INSERT_SIZE) -1) << INSERT_SHIFT,
+    INSERT_ANY = 0 << INSERT_SHIFT,
+    INSERT_FIRST = 1 << INSERT_SHIFT,
+    INSERT_LAST = 2 << INSERT_SHIFT,
+    INSERT_EXCLUSIVE = 3 << INSERT_SHIFT,
+
+    // Volume control
+    VOLUME_SHIFT = INSERT_SHIFT + INSERT_SIZE,
+    VOLUME_SIZE = 3,
+    VOLUME_MASK = ((1 << VOLUME_SIZE) -1) << VOLUME_SHIFT,
+    VOLUME_CTRL = 1 << VOLUME_SHIFT,
+    VOLUME_IND = 2 << VOLUME_SHIFT,
+    VOLUME_NONE = 0 << VOLUME_SHIFT,
+
+    // Device indication
+    DEVICE_SHIFT = VOLUME_SHIFT + VOLUME_SIZE,
+    DEVICE_SIZE = 3,
+    DEVICE_MASK = ((1 << DEVICE_SIZE) -1) << DEVICE_SHIFT,
+    DEVICE_IND = 1 << DEVICE_SHIFT,
+    DEVICE_NONE = 0 << DEVICE_SHIFT,
+
+    // Sample input modes
+    INPUT_SHIFT = DEVICE_SHIFT + DEVICE_SIZE,
+    INPUT_SIZE = 2,
+    INPUT_MASK = ((1 << INPUT_SIZE) -1) << INPUT_SHIFT,
+    INPUT_DIRECT = 1 << INPUT_SHIFT,
+    INPUT_PROVIDER = 2 << INPUT_SHIFT,
+    INPUT_BOTH = 3 << INPUT_SHIFT,
+
+    // Sample output modes
+    OUTPUT_SHIFT = INPUT_SHIFT + INPUT_SIZE,
+    OUTPUT_SIZE = 2,
+    OUTPUT_MASK = ((1 << OUTPUT_SIZE) -1) << OUTPUT_SHIFT,
+    OUTPUT_DIRECT = 1 << OUTPUT_SHIFT,
+    OUTPUT_PROVIDER = 2 << OUTPUT_SHIFT,
+    OUTPUT_BOTH = 3 << OUTPUT_SHIFT,
+
+    // Hardware acceleration mode
+    HW_ACC_SHIFT = OUTPUT_SHIFT + OUTPUT_SIZE,
+    HW_ACC_SIZE = 2,
+    HW_ACC_MASK = ((1 << HW_ACC_SIZE) -1) << HW_ACC_SHIFT,
+    HW_ACC_SIMPLE = 1 << HW_ACC_SHIFT,
+    HW_ACC_TUNNEL = 2 << HW_ACC_SHIFT,
+
+    // Audio mode indication
+    AUDIO_MODE_SHIFT = HW_ACC_SHIFT + HW_ACC_SIZE,
+    AUDIO_MODE_SIZE = 2,
+    AUDIO_MODE_MASK = ((1 << AUDIO_MODE_SIZE) -1) << AUDIO_MODE_SHIFT,
+    AUDIO_MODE_IND = 1 << AUDIO_MODE_SHIFT,
+    AUDIO_MODE_NONE = 0 << AUDIO_MODE_SHIFT,
+
+    // Audio source indication
+    AUDIO_SOURCE_SHIFT = AUDIO_MODE_SHIFT + AUDIO_MODE_SIZE,
+    AUDIO_SOURCE_SIZE = 2,
+    AUDIO_SOURCE_MASK = ((1 << AUDIO_SOURCE_SIZE) -1) << AUDIO_SOURCE_SHIFT,
+    AUDIO_SOURCE_IND = 1 << AUDIO_SOURCE_SHIFT,
+    AUDIO_SOURCE_NONE = 0 << AUDIO_SOURCE_SHIFT,
+
+    // Effect offload indication
+    OFFLOAD_SHIFT = AUDIO_SOURCE_SHIFT + AUDIO_SOURCE_SIZE,
+    OFFLOAD_SIZE = 1,
+    OFFLOAD_MASK = ((1 << OFFLOAD_SIZE) -1) << OFFLOAD_SHIFT,
+    OFFLOAD_SUPPORTED = 1 << OFFLOAD_SHIFT,
+
+    // Effect has no process indication
+    NO_PROCESS_SHIFT = OFFLOAD_SHIFT + OFFLOAD_SIZE,
+    NO_PROCESS_SIZE = 1,
+    NO_PROCESS_MASK = ((1 << NO_PROCESS_SIZE) -1) << NO_PROCESS_SHIFT,
+    NO_PROCESS = 1 << NO_PROCESS_SHIFT
+};
+
+/**
+ * The effect descriptor contains necessary information to facilitate the
+ * enumeration of the effect engines present in a library.
+ */
+struct EffectDescriptor {
+    Uuid type;                   // UUID of to the OpenSL ES interface implemented
+                                 // by this effect
+    Uuid uuid;                   // UUID for this particular implementation
+    bitfield<EffectFlags> flags; // effect engine capabilities/requirements flags
+    uint16_t cpuLoad;            // CPU load indication expressed in 0.1 MIPS units
+                                 // as estimated on an ARM9E core (ARMv5TE) with 0 WS
+    uint16_t memoryUsage;        // data memory usage expressed in KB and includes
+                                 // only dynamically allocated memory
+    uint8_t[64] name;            // human readable effect name
+    uint8_t[64] implementor;     // human readable effect implementor name
+};
+
+/**
+ * A buffer is a chunk of audio data for processing.  Multi-channel audio is
+ * always interleaved. The channel order is from LSB to MSB with regard to the
+ * channel mask definition in audio.h, audio_channel_mask_t, e.g.:
+ * Stereo: L, R; 5.1: FL, FR, FC, LFE, BL, BR.
+ *
+ * The buffer size is expressed in frame count, a frame being composed of
+ * samples for all channels at a given time. Frame size for unspecified format
+ * (AUDIO_FORMAT_OTHER) is 8 bit by definition.
+ */
+struct AudioBuffer {
+    uint64_t id;
+    uint32_t frameCount;
+    memory data;
+};
+
+@export(name="effect_buffer_access_e", value_prefix="EFFECT_BUFFER_")
+enum EffectBufferAccess : int32_t {
+    ACCESS_WRITE,
+    ACCESS_READ,
+    ACCESS_ACCUMULATE
+};
+
+/**
+ * Determines what fields of EffectBufferConfig need to be considered.
+ */
+@export(name="", value_prefix="EFFECT_CONFIG_")
+enum EffectConfigParameters : int32_t {
+    BUFFER = 0x0001,    // buffer field
+    SMP_RATE = 0x0002,  // samplingRate
+    CHANNELS = 0x0004,  // channels
+    FORMAT = 0x0008,    // format
+    ACC_MODE = 0x0010,  // accessMode
+    // Note that the 2.0 ALL have been moved to an helper function
+};
+
+/**
+ * The buffer config structure specifies the input or output audio format
+ * to be used by the effect engine.
+ */
+struct EffectBufferConfig {
+    AudioBuffer buffer;
+    uint32_t samplingRateHz;
+    bitfield<AudioChannelMask> channels;
+    AudioFormat format;
+    EffectBufferAccess accessMode;
+    bitfield<EffectConfigParameters> mask;
+};
+
+struct EffectConfig {
+    EffectBufferConfig inputCfg;
+    EffectBufferConfig outputCfg;
+};
+
+@export(name="effect_feature_e", value_prefix="EFFECT_FEATURE_")
+enum EffectFeature : int32_t {
+    AUX_CHANNELS, // supports auxiliary channels
+                  // (e.g. dual mic noise suppressor)
+    CNT
+};
+
+struct EffectAuxChannelsConfig {
+    bitfield<AudioChannelMask> mainChannels;  // channel mask for main channels
+    bitfield<AudioChannelMask> auxChannels;   // channel mask for auxiliary channels
+};
+
+struct EffectOffloadParameter {
+    bool isOffload;          // true if the playback thread the effect
+                             // is attached to is offloaded
+    AudioIoHandle ioHandle;  // io handle of the playback thread
+                             // the effect is attached to
+};
+
+/**
+ * The message queue flags used to synchronize reads and writes from
+ * the status message queue used by effects.
+ */
+enum MessageQueueFlagBits : uint32_t {
+    DONE_PROCESSING = 1 << 0,
+    REQUEST_PROCESS = 1 << 1,
+    REQUEST_PROCESS_REVERSE = 1 << 2,
+    REQUEST_QUIT = 1 << 3,
+    REQUEST_PROCESS_ALL =
+        REQUEST_PROCESS | REQUEST_PROCESS_REVERSE | REQUEST_QUIT
+};
diff --git a/audio/effect/5.0/xml/audio_effects_conf.xsd b/audio/effect/5.0/xml/audio_effects_conf.xsd
new file mode 120000
index 0000000..9d85fa7
--- /dev/null
+++ b/audio/effect/5.0/xml/audio_effects_conf.xsd
@@ -0,0 +1 @@
+../../2.0/xml/audio_effects_conf.xsd
\ No newline at end of file
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/AcousticEchoCancelerEffect.impl.h b/audio/effect/all-versions/default/AcousticEchoCancelerEffect.cpp
similarity index 94%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/AcousticEchoCancelerEffect.impl.h
rename to audio/effect/all-versions/default/AcousticEchoCancelerEffect.cpp
index 8ad80a2..0b60622 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/AcousticEchoCancelerEffect.impl.h
+++ b/audio/effect/all-versions/default/AcousticEchoCancelerEffect.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,9 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#define LOG_TAG "AEC_Effect_HAL"
+
+#include "AcousticEchoCancelerEffect.h"
 
 #include <android/log.h>
 #include <system/audio_effects/effect_aec.h>
@@ -25,7 +27,7 @@
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
 AcousticEchoCancelerEffect::AcousticEchoCancelerEffect(effect_handle_t handle)
@@ -33,7 +35,7 @@
 
 AcousticEchoCancelerEffect::~AcousticEchoCancelerEffect() {}
 
-// Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect follow.
+// Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
 Return<Result> AcousticEchoCancelerEffect::init() {
     return mEffect->init();
 }
@@ -163,7 +165,7 @@
     return mEffect->close();
 }
 
-// Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IAcousticEchoCancelerEffect
+// Methods from ::android::hardware::audio::effect::CPP_VERSION::IAcousticEchoCancelerEffect
 // follow.
 Return<Result> AcousticEchoCancelerEffect::setEchoDelay(uint32_t echoDelayMs) {
     return mEffect->setParam(AEC_PARAM_ECHO_DELAY, echoDelayMs);
@@ -174,7 +176,7 @@
 }
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/AcousticEchoCancelerEffect.h b/audio/effect/all-versions/default/AcousticEchoCancelerEffect.h
similarity index 85%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/AcousticEchoCancelerEffect.h
rename to audio/effect/all-versions/default/AcousticEchoCancelerEffect.h
index 852cb3f..c18f88b 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/AcousticEchoCancelerEffect.h
+++ b/audio/effect/all-versions/default/AcousticEchoCancelerEffect.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,12 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_ACOUSTICECHOCANCELEREFFECT_H
+#define ANDROID_HARDWARE_AUDIO_EFFECT_ACOUSTICECHOCANCELEREFFECT_H
+
+#include PATH(android/hardware/audio/effect/FILE_VERSION/IAcousticEchoCancelerEffect.h)
+
+#include "Effect.h"
 
 #include <hidl/Status.h>
 
@@ -26,21 +31,21 @@
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IAcousticEchoCancelerEffect;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::Result;
+using ::android::sp;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
 using ::android::hardware::Return;
 using ::android::hardware::Void;
-using ::android::hardware::hidl_vec;
-using ::android::hardware::hidl_string;
-using ::android::sp;
+using ::android::hardware::audio::effect::CPP_VERSION::IAcousticEchoCancelerEffect;
+using ::android::hardware::audio::effect::CPP_VERSION::Result;
 
 struct AcousticEchoCancelerEffect : public IAcousticEchoCancelerEffect {
     explicit AcousticEchoCancelerEffect(effect_handle_t handle);
 
-    // Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect follow.
+    // Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
     Return<Result> init() override;
     Return<Result> setConfig(
         const EffectConfig& config, const sp<IEffectBufferProviderCallback>& inputBufferProvider,
@@ -85,7 +90,7 @@
     Return<Result> close() override;
 
     // Methods from
-    // ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IAcousticEchoCancelerEffect follow.
+    // ::android::hardware::audio::effect::CPP_VERSION::IAcousticEchoCancelerEffect follow.
     Return<Result> setEchoDelay(uint32_t echoDelayMs) override;
     Return<void> getEchoDelay(getEchoDelay_cb _hidl_cb) override;
 
@@ -96,8 +101,10 @@
 };
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
+
+#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_ACOUSTICECHOCANCELEREFFECT_H
diff --git a/audio/effect/all-versions/default/Android.bp b/audio/effect/all-versions/default/Android.bp
index ed2a093..f23a463 100644
--- a/audio/effect/all-versions/default/Android.bp
+++ b/audio/effect/all-versions/default/Android.bp
@@ -1,10 +1,25 @@
-cc_library_headers {
-    name: "android.hardware.audio.effect@all-versions-impl",
+cc_defaults {
+    name: "android.hardware.audio.effect-impl_default",
     defaults: ["hidl_defaults"],
     vendor: true,
     relative_install_path: "hw",
-
-    export_include_dirs: ["include"],
+    srcs: [
+        "AcousticEchoCancelerEffect.cpp",
+        "AudioBufferManager.cpp",
+        "AutomaticGainControlEffect.cpp",
+        "BassBoostEffect.cpp",
+        "Conversions.cpp",
+        "DownmixEffect.cpp",
+        "Effect.cpp",
+        "EffectsFactory.cpp",
+        "EnvironmentalReverbEffect.cpp",
+        "EqualizerEffect.cpp",
+        "LoudnessEnhancerEffect.cpp",
+        "NoiseSuppressionEffect.cpp",
+        "PresetReverbEffect.cpp",
+        "VirtualizerEffect.cpp",
+        "VisualizerEffect.cpp",
+    ],
 
     shared_libs: [
         "libbase",
@@ -21,11 +36,59 @@
     ],
 
     header_libs: [
+        "android.hardware.audio.common.util@all-versions",
         "libaudio_system_headers",
         "libaudioclient_headers",
         "libeffects_headers",
         "libhardware_headers",
         "libmedia_headers",
-        "android.hardware.audio.common.util@all-versions",
     ],
 }
+
+cc_library_shared {
+    name: "android.hardware.audio.effect@2.0-impl",
+    defaults: ["android.hardware.audio.effect-impl_default"],
+    shared_libs: [
+        "android.hardware.audio.common@2.0",
+        "android.hardware.audio.common@2.0-util",
+        "android.hardware.audio.effect@2.0",
+    ],
+
+    cflags: [
+        "-DMAJOR_VERSION=2",
+        "-DMINOR_VERSION=0",
+        "-include common/all-versions/VersionMacro.h",
+    ]
+}
+
+cc_library_shared {
+    name: "android.hardware.audio.effect@4.0-impl",
+    defaults: ["android.hardware.audio.effect-impl_default"],
+    shared_libs: [
+        "android.hardware.audio.common@4.0",
+        "android.hardware.audio.common@4.0-util",
+        "android.hardware.audio.effect@4.0",
+    ],
+
+    cflags: [
+        "-DMAJOR_VERSION=4",
+        "-DMINOR_VERSION=0",
+        "-include common/all-versions/VersionMacro.h",
+    ]
+}
+
+cc_library_shared {
+    name: "android.hardware.audio.effect@5.0-impl",
+    defaults: ["android.hardware.audio.effect-impl_default"],
+    shared_libs: [
+        "android.hardware.audio.common@5.0",
+        "android.hardware.audio.common@5.0-util",
+        "android.hardware.audio.effect@5.0",
+    ],
+
+    cflags: [
+        "-DMAJOR_VERSION=5",
+        "-DMINOR_VERSION=0",
+        "-include common/all-versions/VersionMacro.h",
+    ]
+}
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/AudioBufferManager.impl.h b/audio/effect/all-versions/default/AudioBufferManager.cpp
similarity index 93%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/AudioBufferManager.impl.h
rename to audio/effect/all-versions/default/AudioBufferManager.cpp
index 71ccd2d..9a638fd 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/AudioBufferManager.impl.h
+++ b/audio/effect/all-versions/default/AudioBufferManager.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2017 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#include "AudioBufferManager.h"
 
 #include <atomic>
 
@@ -53,7 +53,7 @@
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
 AudioBufferWrapper::AudioBufferWrapper(const AudioBuffer& buffer)
@@ -83,7 +83,7 @@
 }
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/AudioBufferManager.h b/audio/effect/all-versions/default/AudioBufferManager.h
similarity index 75%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/AudioBufferManager.h
rename to audio/effect/all-versions/default/AudioBufferManager.h
index 34dea2d..8b956cd 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/AudioBufferManager.h
+++ b/audio/effect/all-versions/default/AudioBufferManager.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2017 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,10 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_AUDIO_BUFFER_MANAGER_H_
+#define ANDROID_HARDWARE_AUDIO_EFFECT_AUDIO_BUFFER_MANAGER_H_
+
+#include PATH(android/hardware/audio/effect/FILE_VERSION/types.h)
 
 #include <mutex>
 
@@ -24,14 +27,14 @@
 #include <utils/RefBase.h>
 #include <utils/Singleton.h>
 
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::AudioBuffer;
+using ::android::hardware::audio::effect::CPP_VERSION::AudioBuffer;
 using ::android::hidl::memory::V1_0::IMemory;
 
 namespace android {
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
 class AudioBufferWrapper : public RefBase {
@@ -51,13 +54,13 @@
 };
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
 
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::implementation::AudioBufferWrapper;
+using ::android::hardware::audio::effect::CPP_VERSION::implementation::AudioBufferWrapper;
 
 namespace android {
 
@@ -67,7 +70,7 @@
     bool wrap(const AudioBuffer& buffer, sp<AudioBufferWrapper>* wrapper);
 
    private:
-    friend class hardware::audio::effect::AUDIO_HAL_VERSION::implementation::AudioBufferWrapper;
+    friend class hardware::audio::effect::CPP_VERSION::implementation::AudioBufferWrapper;
 
     // Called by AudioBufferWrapper.
     void removeEntry(uint64_t id);
@@ -77,3 +80,5 @@
 };
 
 }  // namespace android
+
+#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_AUDIO_BUFFER_MANAGER_H_
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/AutomaticGainControlEffect.impl.h b/audio/effect/all-versions/default/AutomaticGainControlEffect.cpp
similarity index 95%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/AutomaticGainControlEffect.impl.h
rename to audio/effect/all-versions/default/AutomaticGainControlEffect.cpp
index e2e751e..651dd1b 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/AutomaticGainControlEffect.impl.h
+++ b/audio/effect/all-versions/default/AutomaticGainControlEffect.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,9 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#define LOG_TAG "AGC_Effect_HAL"
+
+#include "AutomaticGainControlEffect.h"
 
 #include <android/log.h>
 
@@ -24,7 +26,7 @@
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
 AutomaticGainControlEffect::AutomaticGainControlEffect(effect_handle_t handle)
@@ -46,7 +48,7 @@
     halProperties->limiterEnabled = properties.limiterEnabled;
 }
 
-// Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect follow.
+// Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
 Return<Result> AutomaticGainControlEffect::init() {
     return mEffect->init();
 }
@@ -176,7 +178,7 @@
     return mEffect->close();
 }
 
-// Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IAutomaticGainControlEffect
+// Methods from ::android::hardware::audio::effect::CPP_VERSION::IAutomaticGainControlEffect
 // follow.
 Return<Result> AutomaticGainControlEffect::setTargetLevel(int16_t targetLevelMb) {
     return mEffect->setParam(AGC_PARAM_TARGET_LEVEL, targetLevelMb);
@@ -219,7 +221,7 @@
 }
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/AutomaticGainControlEffect.h b/audio/effect/all-versions/default/AutomaticGainControlEffect.h
similarity index 87%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/AutomaticGainControlEffect.h
rename to audio/effect/all-versions/default/AutomaticGainControlEffect.h
index 5ac43eb..a281b1d 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/AutomaticGainControlEffect.h
+++ b/audio/effect/all-versions/default/AutomaticGainControlEffect.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,12 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_AUTOMATICGAINCONTROLEFFECT_H
+#define ANDROID_HARDWARE_AUDIO_EFFECT_AUTOMATICGAINCONTROLEFFECT_H
+
+#include PATH(android/hardware/audio/effect/FILE_VERSION/IAutomaticGainControlEffect.h)
+
+#include "Effect.h"
 
 #include <system/audio_effects/effect_agc.h>
 
@@ -28,21 +33,21 @@
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IAutomaticGainControlEffect;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::Result;
+using ::android::sp;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
 using ::android::hardware::Return;
 using ::android::hardware::Void;
-using ::android::hardware::hidl_vec;
-using ::android::hardware::hidl_string;
-using ::android::sp;
+using ::android::hardware::audio::effect::CPP_VERSION::IAutomaticGainControlEffect;
+using ::android::hardware::audio::effect::CPP_VERSION::Result;
 
 struct AutomaticGainControlEffect : public IAutomaticGainControlEffect {
     explicit AutomaticGainControlEffect(effect_handle_t handle);
 
-    // Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect follow.
+    // Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
     Return<Result> init() override;
     Return<Result> setConfig(
         const EffectConfig& config, const sp<IEffectBufferProviderCallback>& inputBufferProvider,
@@ -87,7 +92,7 @@
     Return<Result> close() override;
 
     // Methods from
-    // ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IAutomaticGainControlEffect follow.
+    // ::android::hardware::audio::effect::CPP_VERSION::IAutomaticGainControlEffect follow.
     Return<Result> setTargetLevel(int16_t targetLevelMb) override;
     Return<void> getTargetLevel(getTargetLevel_cb _hidl_cb) override;
     Return<Result> setCompGain(int16_t compGainMb) override;
@@ -110,8 +115,10 @@
 };
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
+
+#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_AUTOMATICGAINCONTROLEFFECT_H
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/BassBoostEffect.impl.h b/audio/effect/all-versions/default/BassBoostEffect.cpp
similarity index 93%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/BassBoostEffect.impl.h
rename to audio/effect/all-versions/default/BassBoostEffect.cpp
index 7bcb4a3..6f7763d 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/BassBoostEffect.impl.h
+++ b/audio/effect/all-versions/default/BassBoostEffect.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,9 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#define LOG_TAG "BassBoost_HAL"
+
+#include "BassBoostEffect.h"
 
 #include <android/log.h>
 #include <system/audio_effects/effect_bassboost.h>
@@ -25,14 +27,14 @@
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
 BassBoostEffect::BassBoostEffect(effect_handle_t handle) : mEffect(new Effect(handle)) {}
 
 BassBoostEffect::~BassBoostEffect() {}
 
-// Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect follow.
+// Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
 Return<Result> BassBoostEffect::init() {
     return mEffect->init();
 }
@@ -159,7 +161,7 @@
     return mEffect->close();
 }
 
-// Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IBassBoostEffect follow.
+// Methods from ::android::hardware::audio::effect::CPP_VERSION::IBassBoostEffect follow.
 Return<void> BassBoostEffect::isStrengthSupported(isStrengthSupported_cb _hidl_cb) {
     return mEffect->getIntegerParam(BASSBOOST_PARAM_STRENGTH_SUPPORTED, _hidl_cb);
 }
@@ -173,7 +175,7 @@
 }
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/BassBoostEffect.h b/audio/effect/all-versions/default/BassBoostEffect.h
similarity index 85%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/BassBoostEffect.h
rename to audio/effect/all-versions/default/BassBoostEffect.h
index 29173dd..a184ac2 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/BassBoostEffect.h
+++ b/audio/effect/all-versions/default/BassBoostEffect.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,14 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_BASSBOOSTEFFECT_H
+#define ANDROID_HARDWARE_AUDIO_EFFECT_BASSBOOSTEFFECT_H
+
+#include PATH(android/hardware/audio/effect/FILE_VERSION/IBassBoostEffect.h)
+
+#include <hidl/MQDescriptor.h>
+
+#include "Effect.h"
 
 #include <hidl/Status.h>
 
@@ -26,21 +33,21 @@
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IBassBoostEffect;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::Result;
+using ::android::sp;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
 using ::android::hardware::Return;
 using ::android::hardware::Void;
-using ::android::hardware::hidl_vec;
-using ::android::hardware::hidl_string;
-using ::android::sp;
+using ::android::hardware::audio::effect::CPP_VERSION::IBassBoostEffect;
+using ::android::hardware::audio::effect::CPP_VERSION::Result;
 
 struct BassBoostEffect : public IBassBoostEffect {
     explicit BassBoostEffect(effect_handle_t handle);
 
-    // Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect follow.
+    // Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
     Return<Result> init() override;
     Return<Result> setConfig(
         const EffectConfig& config, const sp<IEffectBufferProviderCallback>& inputBufferProvider,
@@ -84,7 +91,7 @@
                                               const hidl_vec<uint8_t>& configData) override;
     Return<Result> close() override;
 
-    // Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IBassBoostEffect follow.
+    // Methods from ::android::hardware::audio::effect::CPP_VERSION::IBassBoostEffect follow.
     Return<void> isStrengthSupported(isStrengthSupported_cb _hidl_cb) override;
     Return<Result> setStrength(uint16_t strength) override;
     Return<void> getStrength(getStrength_cb _hidl_cb) override;
@@ -96,8 +103,10 @@
 };
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
+
+#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_BASSBOOSTEFFECT_H
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/Conversions.impl.h b/audio/effect/all-versions/default/Conversions.cpp
similarity index 80%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/Conversions.impl.h
rename to audio/effect/all-versions/default/Conversions.cpp
index de67d89..50b0562 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/Conversions.impl.h
+++ b/audio/effect/all-versions/default/Conversions.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,28 +14,31 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#include "Conversions.h"
+#include "HidlUtils.h"
+
+using ::android::hardware::audio::common::CPP_VERSION::HidlUtils;
 
 #include <memory.h>
 #include <stdio.h>
 
 #include <common/all-versions/VersionUtils.h>
 
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::HidlUtils;
-using ::android::hardware::audio::common::utils::mkEnumConverter;
+using ::android::hardware::audio::common::CPP_VERSION::HidlUtils;
+using ::android::hardware::audio::common::utils::EnumBitfield;
 
 namespace android {
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
 void effectDescriptorFromHal(const effect_descriptor_t& halDescriptor,
                              EffectDescriptor* descriptor) {
     HidlUtils::uuidFromHal(halDescriptor.type, &descriptor->type);
     HidlUtils::uuidFromHal(halDescriptor.uuid, &descriptor->uuid);
-    descriptor->flags = mkEnumConverter<EffectFlags>(halDescriptor.flags);
+    descriptor->flags = EnumBitfield<EffectFlags>(halDescriptor.flags);
     descriptor->cpuLoad = halDescriptor.cpuLoad;
     descriptor->memoryUsage = halDescriptor.memoryUsage;
     memcpy(descriptor->name.data(), halDescriptor.name, descriptor->name.size());
@@ -52,7 +55,7 @@
 }
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/Conversions.h b/audio/effect/all-versions/default/Conversions.h
similarity index 71%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/Conversions.h
rename to audio/effect/all-versions/default/Conversions.h
index 3f9317f..75aab24 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/Conversions.h
+++ b/audio/effect/all-versions/default/Conversions.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,10 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_CONVERSIONS_H_
+#define ANDROID_HARDWARE_AUDIO_EFFECT_CONVERSIONS_H_
+
+#include PATH(android/hardware/audio/effect/FILE_VERSION/types.h)
 
 #include <string>
 
@@ -24,18 +27,20 @@
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectDescriptor;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectDescriptor;
 
 void effectDescriptorFromHal(const effect_descriptor_t& halDescriptor,
                              EffectDescriptor* descriptor);
 std::string uuidToString(const effect_uuid_t& halUuid);
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
+
+#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_CONVERSIONS_H_
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/DownmixEffect.impl.h b/audio/effect/all-versions/default/DownmixEffect.cpp
similarity index 93%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/DownmixEffect.impl.h
rename to audio/effect/all-versions/default/DownmixEffect.cpp
index abef10e..94da70e 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/DownmixEffect.impl.h
+++ b/audio/effect/all-versions/default/DownmixEffect.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,9 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#define LOG_TAG "Downmix_HAL"
+
+#include "DownmixEffect.h"
 
 #include <android/log.h>
 #include <system/audio_effects/effect_downmix.h>
@@ -25,14 +27,14 @@
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
 DownmixEffect::DownmixEffect(effect_handle_t handle) : mEffect(new Effect(handle)) {}
 
 DownmixEffect::~DownmixEffect() {}
 
-// Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect follow.
+// Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
 Return<Result> DownmixEffect::init() {
     return mEffect->init();
 }
@@ -159,7 +161,7 @@
     return mEffect->close();
 }
 
-// Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IDownmixEffect follow.
+// Methods from ::android::hardware::audio::effect::CPP_VERSION::IDownmixEffect follow.
 Return<Result> DownmixEffect::setType(IDownmixEffect::Type preset) {
     return mEffect->setParam(DOWNMIX_PARAM_TYPE, static_cast<downmix_type_t>(preset));
 }
@@ -172,7 +174,7 @@
 }
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/DownmixEffect.h b/audio/effect/all-versions/default/DownmixEffect.h
similarity index 86%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/DownmixEffect.h
rename to audio/effect/all-versions/default/DownmixEffect.h
index 3e3aa78..6d34c28 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/DownmixEffect.h
+++ b/audio/effect/all-versions/default/DownmixEffect.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,12 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_DOWNMIXEFFECT_H
+#define ANDROID_HARDWARE_AUDIO_EFFECT_DOWNMIXEFFECT_H
+
+#include PATH(android/hardware/audio/effect/FILE_VERSION/IDownmixEffect.h)
+
+#include "Effect.h"
 
 #include <hidl/Status.h>
 
@@ -26,21 +31,21 @@
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IDownmixEffect;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::Result;
+using ::android::sp;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
 using ::android::hardware::Return;
 using ::android::hardware::Void;
-using ::android::hardware::hidl_vec;
-using ::android::hardware::hidl_string;
-using ::android::sp;
+using ::android::hardware::audio::effect::CPP_VERSION::IDownmixEffect;
+using ::android::hardware::audio::effect::CPP_VERSION::Result;
 
 struct DownmixEffect : public IDownmixEffect {
     explicit DownmixEffect(effect_handle_t handle);
 
-    // Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect follow.
+    // Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
     Return<Result> init() override;
     Return<Result> setConfig(
         const EffectConfig& config, const sp<IEffectBufferProviderCallback>& inputBufferProvider,
@@ -84,7 +89,7 @@
                                               const hidl_vec<uint8_t>& configData) override;
     Return<Result> close() override;
 
-    // Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IDownmixEffect follow.
+    // Methods from ::android::hardware::audio::effect::CPP_VERSION::IDownmixEffect follow.
     Return<Result> setType(IDownmixEffect::Type preset) override;
     Return<void> getType(getType_cb _hidl_cb) override;
 
@@ -95,8 +100,10 @@
 };
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
+
+#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_DOWNMIXEFFECT_H
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/Effect.impl.h b/audio/effect/all-versions/default/Effect.cpp
similarity index 97%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/Effect.impl.h
rename to audio/effect/all-versions/default/Effect.cpp
index 61c9805..3e5148f 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/Effect.impl.h
+++ b/audio/effect/all-versions/default/Effect.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,14 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#include <memory.h>
+
+#define LOG_TAG "EffectHAL"
+#define ATRACE_TAG ATRACE_TAG_AUDIO
+
+#include "Conversions.h"
+#include "Effect.h"
+#include "common/all-versions/default/EffectMap.h"
 
 #include <memory.h>
 
@@ -30,13 +37,13 @@
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioChannelMask;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioFormat;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::implementation::AudioChannelBitfield;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::MessageQueueFlagBits;
+using ::android::hardware::audio::common::CPP_VERSION::AudioChannelMask;
+using ::android::hardware::audio::common::CPP_VERSION::AudioFormat;
+using ::android::hardware::audio::common::CPP_VERSION::implementation::AudioChannelBitfield;
+using ::android::hardware::audio::effect::CPP_VERSION::MessageQueueFlagBits;
 
 namespace {
 
@@ -479,7 +486,7 @@
                                       &halParamBuffer[0]);
 }
 
-// Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect follow.
+// Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
 Return<Result> Effect::init() {
     return sendCommandReturningStatus(EFFECT_CMD_INIT, "INIT");
 }
@@ -707,7 +714,7 @@
 }
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/Effect.h b/audio/effect/all-versions/default/Effect.h
similarity index 88%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/Effect.h
rename to audio/effect/all-versions/default/Effect.h
index b546e0e..f6a12d9 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/Effect.h
+++ b/audio/effect/all-versions/default/Effect.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,12 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_EFFECT_H
+#define ANDROID_HARDWARE_AUDIO_EFFECT_EFFECT_H
+
+#include PATH(android/hardware/audio/effect/FILE_VERSION/IEffect.h)
+
+#include "AudioBufferManager.h"
 
 #include <atomic>
 #include <memory>
@@ -34,28 +39,28 @@
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioDevice;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioMode;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioSource;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::Uuid;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::implementation::AudioDeviceBitfield;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::AudioBuffer;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectAuxChannelsConfig;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectConfig;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectDescriptor;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectFeature;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectOffloadParameter;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffectBufferProviderCallback;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::Result;
+using ::android::sp;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
 using ::android::hardware::Return;
 using ::android::hardware::Void;
-using ::android::hardware::hidl_vec;
-using ::android::hardware::hidl_string;
-using ::android::sp;
+using ::android::hardware::audio::common::CPP_VERSION::AudioDevice;
+using ::android::hardware::audio::common::CPP_VERSION::AudioMode;
+using ::android::hardware::audio::common::CPP_VERSION::AudioSource;
+using ::android::hardware::audio::common::CPP_VERSION::Uuid;
+using ::android::hardware::audio::common::CPP_VERSION::implementation::AudioDeviceBitfield;
+using ::android::hardware::audio::effect::CPP_VERSION::AudioBuffer;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectAuxChannelsConfig;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectConfig;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectDescriptor;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectFeature;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectOffloadParameter;
+using ::android::hardware::audio::effect::CPP_VERSION::IEffect;
+using ::android::hardware::audio::effect::CPP_VERSION::IEffectBufferProviderCallback;
+using ::android::hardware::audio::effect::CPP_VERSION::Result;
 
 struct Effect : public IEffect {
     typedef MessageQueue<Result, kSynchronizedReadWrite> StatusMQ;
@@ -64,7 +69,7 @@
 
     explicit Effect(effect_handle_t handle);
 
-    // Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect follow.
+    // Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
     Return<Result> init() override;
     Return<Result> setConfig(
         const EffectConfig& config, const sp<IEffectBufferProviderCallback>& inputBufferProvider,
@@ -234,8 +239,10 @@
 };
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
+
+#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_EFFECT_H
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/EffectsFactory.impl.h b/audio/effect/all-versions/default/EffectsFactory.cpp
similarity index 88%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/EffectsFactory.impl.h
rename to audio/effect/all-versions/default/EffectsFactory.cpp
index f3256f1..d2d8a46 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/EffectsFactory.impl.h
+++ b/audio/effect/all-versions/default/EffectsFactory.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,25 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#define LOG_TAG "EffectFactoryHAL"
+#include "EffectsFactory.h"
+#include "AcousticEchoCancelerEffect.h"
+#include "AutomaticGainControlEffect.h"
+#include "BassBoostEffect.h"
+#include "Conversions.h"
+#include "DownmixEffect.h"
+#include "Effect.h"
+#include "EnvironmentalReverbEffect.h"
+#include "EqualizerEffect.h"
+#include "HidlUtils.h"
+#include "LoudnessEnhancerEffect.h"
+#include "NoiseSuppressionEffect.h"
+#include "PresetReverbEffect.h"
+#include "VirtualizerEffect.h"
+#include "VisualizerEffect.h"
+#include "common/all-versions/default/EffectMap.h"
+
+using ::android::hardware::audio::common::CPP_VERSION::HidlUtils;
 
 #include <android/log.h>
 #include <media/EffectsFactoryApi.h>
@@ -30,13 +48,13 @@
 #include <system/audio_effects/effect_virtualizer.h>
 #include <system/audio_effects/effect_visualizer.h>
 
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::HidlUtils;
+using ::android::hardware::audio::common::CPP_VERSION::HidlUtils;
 
 namespace android {
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
 // static
@@ -69,7 +87,7 @@
     return new Effect(handle);
 }
 
-// Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffectsFactory follow.
+// Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffectsFactory follow.
 Return<void> EffectsFactory::getAllDescriptors(getAllDescriptors_cb _hidl_cb) {
     Result retval(Result::OK);
     hidl_vec<EffectDescriptor> result;
@@ -189,7 +207,7 @@
 }
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/EffectsFactory.h b/audio/effect/all-versions/default/EffectsFactory.h
similarity index 65%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/EffectsFactory.h
rename to audio/effect/all-versions/default/EffectsFactory.h
index 526abbb8..0cbfaa2 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/EffectsFactory.h
+++ b/audio/effect/all-versions/default/EffectsFactory.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,14 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_EFFECTSFACTORY_H
+#define ANDROID_HARDWARE_AUDIO_EFFECT_EFFECTSFACTORY_H
+
+#include <system/audio_effect.h>
+
+#include PATH(android/hardware/audio/effect/FILE_VERSION/IEffectsFactory.h)
+
+#include <hidl/MQDescriptor.h>
 
 #include <hardware/audio_effect.h>
 #include <system/audio_effect.h>
@@ -26,27 +33,28 @@
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::Uuid;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectDescriptor;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffectsFactory;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::Result;
+using ::android::sp;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
 using ::android::hardware::Return;
 using ::android::hardware::Void;
-using ::android::hardware::hidl_vec;
-using ::android::hardware::hidl_string;
-using ::android::sp;
+using ::android::hardware::audio::common::CPP_VERSION::Uuid;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectDescriptor;
+using ::android::hardware::audio::effect::CPP_VERSION::IEffect;
+using ::android::hardware::audio::effect::CPP_VERSION::IEffectsFactory;
+using ::android::hardware::audio::effect::CPP_VERSION::Result;
 
 struct EffectsFactory : public IEffectsFactory {
-    // Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffectsFactory follow.
+    // Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffectsFactory follow.
     Return<void> getAllDescriptors(getAllDescriptors_cb _hidl_cb) override;
     Return<void> getDescriptor(const Uuid& uid, getDescriptor_cb _hidl_cb) override;
     Return<void> createEffect(const Uuid& uid, int32_t session, int32_t ioHandle,
                               createEffect_cb _hidl_cb) override;
-    Return<void> debugDump(const hidl_handle& fd); //< in V2_0::IEffectsFactory only, alias of debug
+    Return<void> debugDump(
+        const hidl_handle& fd);  //< in CPP_VERSION::IEffectsFactory only, alias of debug
     Return<void> debug(const hidl_handle& fd, const hidl_vec<hidl_string>& options) override;
 
    private:
@@ -57,8 +65,10 @@
 extern "C" IEffectsFactory* HIDL_FETCH_IEffectsFactory(const char* name);
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
+
+#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_EFFECTSFACTORY_H
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/EnvironmentalReverbEffect.impl.h b/audio/effect/all-versions/default/EnvironmentalReverbEffect.cpp
similarity index 96%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/EnvironmentalReverbEffect.impl.h
rename to audio/effect/all-versions/default/EnvironmentalReverbEffect.cpp
index 39a4092..1ade7b8 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/EnvironmentalReverbEffect.impl.h
+++ b/audio/effect/all-versions/default/EnvironmentalReverbEffect.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,10 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#define LOG_TAG "EnvReverb_HAL"
+#include <android/log.h>
+
+#include "EnvironmentalReverbEffect.h"
 
 #include <android/log.h>
 
@@ -24,7 +27,7 @@
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
 EnvironmentalReverbEffect::EnvironmentalReverbEffect(effect_handle_t handle)
@@ -60,7 +63,7 @@
     halProperties->density = properties.density;
 }
 
-// Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect follow.
+// Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
 Return<Result> EnvironmentalReverbEffect::init() {
     return mEffect->init();
 }
@@ -190,7 +193,7 @@
     return mEffect->close();
 }
 
-// Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEnvironmentalReverbEffect
+// Methods from ::android::hardware::audio::effect::CPP_VERSION::IEnvironmentalReverbEffect
 // follow.
 Return<Result> EnvironmentalReverbEffect::setBypass(bool bypass) {
     return mEffect->setParam(REVERB_PARAM_BYPASS, bypass);
@@ -297,7 +300,7 @@
 }
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/EnvironmentalReverbEffect.h b/audio/effect/all-versions/default/EnvironmentalReverbEffect.h
similarity index 80%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/EnvironmentalReverbEffect.h
rename to audio/effect/all-versions/default/EnvironmentalReverbEffect.h
index d2f8cc3..7e6597b 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/EnvironmentalReverbEffect.h
+++ b/audio/effect/all-versions/default/EnvironmentalReverbEffect.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,14 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_ENVIRONMENTALREVERBEFFECT_H
+#define ANDROID_HARDWARE_AUDIO_EFFECT_ENVIRONMENTALREVERBEFFECT_H
+
+#include <system/audio_effects/effect_environmentalreverb.h>
+
+#include PATH(android/hardware/audio/effect/FILE_VERSION/IEnvironmentalReverbEffect.h)
+
+#include "Effect.h"
 
 #include <system/audio_effects/effect_environmentalreverb.h>
 
@@ -28,31 +35,31 @@
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioDevice;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioMode;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioSource;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::AudioBuffer;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectAuxChannelsConfig;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectConfig;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectDescriptor;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectOffloadParameter;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffectBufferProviderCallback;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEnvironmentalReverbEffect;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::Result;
+using ::android::sp;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
 using ::android::hardware::Return;
 using ::android::hardware::Void;
-using ::android::hardware::hidl_vec;
-using ::android::hardware::hidl_string;
-using ::android::sp;
+using ::android::hardware::audio::common::CPP_VERSION::AudioDevice;
+using ::android::hardware::audio::common::CPP_VERSION::AudioMode;
+using ::android::hardware::audio::common::CPP_VERSION::AudioSource;
+using ::android::hardware::audio::effect::CPP_VERSION::AudioBuffer;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectAuxChannelsConfig;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectConfig;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectDescriptor;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectOffloadParameter;
+using ::android::hardware::audio::effect::CPP_VERSION::IEffect;
+using ::android::hardware::audio::effect::CPP_VERSION::IEffectBufferProviderCallback;
+using ::android::hardware::audio::effect::CPP_VERSION::IEnvironmentalReverbEffect;
+using ::android::hardware::audio::effect::CPP_VERSION::Result;
 
 struct EnvironmentalReverbEffect : public IEnvironmentalReverbEffect {
     explicit EnvironmentalReverbEffect(effect_handle_t handle);
 
-    // Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect follow.
+    // Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
     Return<Result> init() override;
     Return<Result> setConfig(
         const EffectConfig& config, const sp<IEffectBufferProviderCallback>& inputBufferProvider,
@@ -97,7 +104,7 @@
     Return<Result> close() override;
 
     // Methods from
-    // ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEnvironmentalReverbEffect follow.
+    // ::android::hardware::audio::effect::CPP_VERSION::IEnvironmentalReverbEffect follow.
     Return<Result> setBypass(bool bypass) override;
     Return<void> getBypass(getBypass_cb _hidl_cb) override;
     Return<Result> setRoomLevel(int16_t roomLevel) override;
@@ -136,8 +143,10 @@
 };
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
+
+#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_ENVIRONMENTALREVERBEFFECT_H
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/EqualizerEffect.impl.h b/audio/effect/all-versions/default/EqualizerEffect.cpp
similarity index 96%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/EqualizerEffect.impl.h
rename to audio/effect/all-versions/default/EqualizerEffect.cpp
index db6bed8..f6177b7 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/EqualizerEffect.impl.h
+++ b/audio/effect/all-versions/default/EqualizerEffect.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,9 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#define LOG_TAG "Equalizer_HAL"
+
+#include "EqualizerEffect.h"
 
 #include <memory.h>
 
@@ -26,7 +28,7 @@
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
 EqualizerEffect::EqualizerEffect(effect_handle_t handle) : mEffect(new Effect(handle)) {}
@@ -55,7 +57,7 @@
     return halBuffer;
 }
 
-// Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect follow.
+// Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
 Return<Result> EqualizerEffect::init() {
     return mEffect->init();
 }
@@ -182,7 +184,7 @@
     return mEffect->close();
 }
 
-// Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEqualizerEffect follow.
+// Methods from ::android::hardware::audio::effect::CPP_VERSION::IEqualizerEffect follow.
 Return<void> EqualizerEffect::getNumBands(getNumBands_cb _hidl_cb) {
     return mEffect->getIntegerParam(EQ_PARAM_NUM_BANDS, _hidl_cb);
 }
@@ -285,7 +287,7 @@
 }
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/EqualizerEffect.h b/audio/effect/all-versions/default/EqualizerEffect.h
similarity index 79%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/EqualizerEffect.h
rename to audio/effect/all-versions/default/EqualizerEffect.h
index de52052..5e1e2b9 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/EqualizerEffect.h
+++ b/audio/effect/all-versions/default/EqualizerEffect.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,12 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_EQUALIZEREFFECT_H
+#define ANDROID_HARDWARE_AUDIO_EFFECT_EQUALIZEREFFECT_H
+
+#include PATH(android/hardware/audio/effect/FILE_VERSION/IEqualizerEffect.h)
+
+#include "Effect.h"
 
 #include <vector>
 
@@ -30,31 +35,31 @@
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioDevice;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioMode;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioSource;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::AudioBuffer;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectAuxChannelsConfig;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectConfig;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectDescriptor;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectOffloadParameter;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffectBufferProviderCallback;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEqualizerEffect;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::Result;
+using ::android::sp;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
 using ::android::hardware::Return;
 using ::android::hardware::Void;
-using ::android::hardware::hidl_vec;
-using ::android::hardware::hidl_string;
-using ::android::sp;
+using ::android::hardware::audio::common::CPP_VERSION::AudioDevice;
+using ::android::hardware::audio::common::CPP_VERSION::AudioMode;
+using ::android::hardware::audio::common::CPP_VERSION::AudioSource;
+using ::android::hardware::audio::effect::CPP_VERSION::AudioBuffer;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectAuxChannelsConfig;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectConfig;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectDescriptor;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectOffloadParameter;
+using ::android::hardware::audio::effect::CPP_VERSION::IEffect;
+using ::android::hardware::audio::effect::CPP_VERSION::IEffectBufferProviderCallback;
+using ::android::hardware::audio::effect::CPP_VERSION::IEqualizerEffect;
+using ::android::hardware::audio::effect::CPP_VERSION::Result;
 
 struct EqualizerEffect : public IEqualizerEffect {
     explicit EqualizerEffect(effect_handle_t handle);
 
-    // Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect follow.
+    // Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
     Return<Result> init() override;
     Return<Result> setConfig(
         const EffectConfig& config, const sp<IEffectBufferProviderCallback>& inputBufferProvider,
@@ -98,7 +103,7 @@
                                               const hidl_vec<uint8_t>& configData) override;
     Return<Result> close() override;
 
-    // Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEqualizerEffect follow.
+    // Methods from ::android::hardware::audio::effect::CPP_VERSION::IEqualizerEffect follow.
     Return<void> getNumBands(getNumBands_cb _hidl_cb) override;
     Return<void> getLevelRange(getLevelRange_cb _hidl_cb) override;
     Return<Result> setBandLevel(uint16_t band, int16_t level) override;
@@ -124,8 +129,10 @@
 };
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
+
+#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_EQUALIZEREFFECT_H
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/LoudnessEnhancerEffect.impl.h b/audio/effect/all-versions/default/LoudnessEnhancerEffect.cpp
similarity index 94%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/LoudnessEnhancerEffect.impl.h
rename to audio/effect/all-versions/default/LoudnessEnhancerEffect.cpp
index 88210e9..6918bdf 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/LoudnessEnhancerEffect.impl.h
+++ b/audio/effect/all-versions/default/LoudnessEnhancerEffect.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,9 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#define LOG_TAG "LoudnessEnhancer_HAL"
+
+#include "LoudnessEnhancerEffect.h"
 
 #include <system/audio_effects/effect_loudnessenhancer.h>
 
@@ -27,7 +29,7 @@
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
 LoudnessEnhancerEffect::LoudnessEnhancerEffect(effect_handle_t handle)
@@ -35,7 +37,7 @@
 
 LoudnessEnhancerEffect::~LoudnessEnhancerEffect() {}
 
-// Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect follow.
+// Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
 Return<Result> LoudnessEnhancerEffect::init() {
     return mEffect->init();
 }
@@ -162,7 +164,7 @@
     return mEffect->close();
 }
 
-// Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::ILoudnessEnhancerEffect
+// Methods from ::android::hardware::audio::effect::CPP_VERSION::ILoudnessEnhancerEffect
 // follow.
 Return<Result> LoudnessEnhancerEffect::setTargetGain(int32_t targetGainMb) {
     return mEffect->setParam(LOUDNESS_ENHANCER_DEFAULT_TARGET_GAIN_MB, targetGainMb);
@@ -182,7 +184,7 @@
 }
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/LoudnessEnhancerEffect.h b/audio/effect/all-versions/default/LoudnessEnhancerEffect.h
similarity index 75%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/LoudnessEnhancerEffect.h
rename to audio/effect/all-versions/default/LoudnessEnhancerEffect.h
index b59b077..6eb8a8c 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/LoudnessEnhancerEffect.h
+++ b/audio/effect/all-versions/default/LoudnessEnhancerEffect.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,12 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_LOUDNESSENHANCEREFFECT_H
+#define ANDROID_HARDWARE_AUDIO_EFFECT_LOUDNESSENHANCEREFFECT_H
+
+#include PATH(android/hardware/audio/effect/FILE_VERSION/ILoudnessEnhancerEffect.h)
+
+#include "Effect.h"
 
 #include <hidl/Status.h>
 
@@ -26,31 +31,31 @@
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioDevice;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioMode;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioSource;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::AudioBuffer;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectAuxChannelsConfig;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectConfig;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectDescriptor;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectOffloadParameter;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffectBufferProviderCallback;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::ILoudnessEnhancerEffect;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::Result;
+using ::android::sp;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
 using ::android::hardware::Return;
 using ::android::hardware::Void;
-using ::android::hardware::hidl_vec;
-using ::android::hardware::hidl_string;
-using ::android::sp;
+using ::android::hardware::audio::common::CPP_VERSION::AudioDevice;
+using ::android::hardware::audio::common::CPP_VERSION::AudioMode;
+using ::android::hardware::audio::common::CPP_VERSION::AudioSource;
+using ::android::hardware::audio::effect::CPP_VERSION::AudioBuffer;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectAuxChannelsConfig;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectConfig;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectDescriptor;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectOffloadParameter;
+using ::android::hardware::audio::effect::CPP_VERSION::IEffect;
+using ::android::hardware::audio::effect::CPP_VERSION::IEffectBufferProviderCallback;
+using ::android::hardware::audio::effect::CPP_VERSION::ILoudnessEnhancerEffect;
+using ::android::hardware::audio::effect::CPP_VERSION::Result;
 
 struct LoudnessEnhancerEffect : public ILoudnessEnhancerEffect {
     explicit LoudnessEnhancerEffect(effect_handle_t handle);
 
-    // Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect follow.
+    // Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
     Return<Result> init() override;
     Return<Result> setConfig(
         const EffectConfig& config, const sp<IEffectBufferProviderCallback>& inputBufferProvider,
@@ -94,7 +99,7 @@
                                               const hidl_vec<uint8_t>& configData) override;
     Return<Result> close() override;
 
-    // Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::ILoudnessEnhancerEffect
+    // Methods from ::android::hardware::audio::effect::CPP_VERSION::ILoudnessEnhancerEffect
     // follow.
     Return<Result> setTargetGain(int32_t targetGainMb) override;
     Return<void> getTargetGain(getTargetGain_cb _hidl_cb) override;
@@ -106,8 +111,10 @@
 };
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
+
+#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_LOUDNESSENHANCEREFFECT_H
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/NoiseSuppressionEffect.impl.h b/audio/effect/all-versions/default/NoiseSuppressionEffect.cpp
similarity index 95%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/NoiseSuppressionEffect.impl.h
rename to audio/effect/all-versions/default/NoiseSuppressionEffect.cpp
index f32399c..4756719 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/NoiseSuppressionEffect.impl.h
+++ b/audio/effect/all-versions/default/NoiseSuppressionEffect.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,9 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#define LOG_TAG "NS_Effect_HAL"
+
+#include "NoiseSuppressionEffect.h"
 
 #include <android/log.h>
 
@@ -24,7 +26,7 @@
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
 NoiseSuppressionEffect::NoiseSuppressionEffect(effect_handle_t handle)
@@ -44,7 +46,7 @@
     halProperties->type = static_cast<uint32_t>(properties.type);
 }
 
-// Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect follow.
+// Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
 Return<Result> NoiseSuppressionEffect::init() {
     return mEffect->init();
 }
@@ -171,7 +173,7 @@
     return mEffect->close();
 }
 
-// Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::INoiseSuppressionEffect
+// Methods from ::android::hardware::audio::effect::CPP_VERSION::INoiseSuppressionEffect
 // follow.
 Return<Result> NoiseSuppressionEffect::setSuppressionLevel(INoiseSuppressionEffect::Level level) {
     return mEffect->setParam(NS_PARAM_LEVEL, static_cast<int32_t>(level));
@@ -212,7 +214,7 @@
 }
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/NoiseSuppressionEffect.h b/audio/effect/all-versions/default/NoiseSuppressionEffect.h
similarity index 77%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/NoiseSuppressionEffect.h
rename to audio/effect/all-versions/default/NoiseSuppressionEffect.h
index af1635b..af62dd1 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/NoiseSuppressionEffect.h
+++ b/audio/effect/all-versions/default/NoiseSuppressionEffect.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,12 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_NOISESUPPRESSIONEFFECT_H
+#define ANDROID_HARDWARE_AUDIO_EFFECT_NOISESUPPRESSIONEFFECT_H
+
+#include PATH(android/hardware/audio/effect/FILE_VERSION/INoiseSuppressionEffect.h)
+
+#include "Effect.h"
 
 #include <system/audio_effects/effect_ns.h>
 
@@ -28,31 +33,31 @@
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioDevice;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioMode;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioSource;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::AudioBuffer;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectAuxChannelsConfig;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectConfig;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectDescriptor;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectOffloadParameter;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffectBufferProviderCallback;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::INoiseSuppressionEffect;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::Result;
+using ::android::sp;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
 using ::android::hardware::Return;
 using ::android::hardware::Void;
-using ::android::hardware::hidl_vec;
-using ::android::hardware::hidl_string;
-using ::android::sp;
+using ::android::hardware::audio::common::CPP_VERSION::AudioDevice;
+using ::android::hardware::audio::common::CPP_VERSION::AudioMode;
+using ::android::hardware::audio::common::CPP_VERSION::AudioSource;
+using ::android::hardware::audio::effect::CPP_VERSION::AudioBuffer;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectAuxChannelsConfig;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectConfig;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectDescriptor;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectOffloadParameter;
+using ::android::hardware::audio::effect::CPP_VERSION::IEffect;
+using ::android::hardware::audio::effect::CPP_VERSION::IEffectBufferProviderCallback;
+using ::android::hardware::audio::effect::CPP_VERSION::INoiseSuppressionEffect;
+using ::android::hardware::audio::effect::CPP_VERSION::Result;
 
 struct NoiseSuppressionEffect : public INoiseSuppressionEffect {
     explicit NoiseSuppressionEffect(effect_handle_t handle);
 
-    // Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect follow.
+    // Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
     Return<Result> init() override;
     Return<Result> setConfig(
         const EffectConfig& config, const sp<IEffectBufferProviderCallback>& inputBufferProvider,
@@ -96,7 +101,7 @@
                                               const hidl_vec<uint8_t>& configData) override;
     Return<Result> close() override;
 
-    // Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::INoiseSuppressionEffect
+    // Methods from ::android::hardware::audio::effect::CPP_VERSION::INoiseSuppressionEffect
     // follow.
     Return<Result> setSuppressionLevel(INoiseSuppressionEffect::Level level) override;
     Return<void> getSuppressionLevel(getSuppressionLevel_cb _hidl_cb) override;
@@ -118,8 +123,10 @@
 };
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
+
+#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_NOISESUPPRESSIONEFFECT_H
diff --git a/audio/effect/all-versions/OWNERS b/audio/effect/all-versions/default/OWNERS
similarity index 100%
rename from audio/effect/all-versions/OWNERS
rename to audio/effect/all-versions/default/OWNERS
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/PresetReverbEffect.impl.h b/audio/effect/all-versions/default/PresetReverbEffect.cpp
similarity index 93%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/PresetReverbEffect.impl.h
rename to audio/effect/all-versions/default/PresetReverbEffect.cpp
index eab68fb..97723f5 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/PresetReverbEffect.impl.h
+++ b/audio/effect/all-versions/default/PresetReverbEffect.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,9 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#define LOG_TAG "PresetReverb_HAL"
+
+#include "PresetReverbEffect.h"
 
 #include <android/log.h>
 #include <system/audio_effects/effect_presetreverb.h>
@@ -25,14 +27,14 @@
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
 PresetReverbEffect::PresetReverbEffect(effect_handle_t handle) : mEffect(new Effect(handle)) {}
 
 PresetReverbEffect::~PresetReverbEffect() {}
 
-// Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect follow.
+// Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
 Return<Result> PresetReverbEffect::init() {
     return mEffect->init();
 }
@@ -159,7 +161,7 @@
     return mEffect->close();
 }
 
-// Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IPresetReverbEffect follow.
+// Methods from ::android::hardware::audio::effect::CPP_VERSION::IPresetReverbEffect follow.
 Return<Result> PresetReverbEffect::setPreset(IPresetReverbEffect::Preset preset) {
     return mEffect->setParam(REVERB_PARAM_PRESET, static_cast<t_reverb_presets>(preset));
 }
@@ -172,7 +174,7 @@
 }
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/PresetReverbEffect.h b/audio/effect/all-versions/default/PresetReverbEffect.h
similarity index 75%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/PresetReverbEffect.h
rename to audio/effect/all-versions/default/PresetReverbEffect.h
index 1a91ab4..aa864b0 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/PresetReverbEffect.h
+++ b/audio/effect/all-versions/default/PresetReverbEffect.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,12 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_PRESETREVERBEFFECT_H
+#define ANDROID_HARDWARE_AUDIO_EFFECT_PRESETREVERBEFFECT_H
+
+#include PATH(android/hardware/audio/effect/FILE_VERSION/IPresetReverbEffect.h)
+
+#include "Effect.h"
 
 #include <hidl/Status.h>
 
@@ -26,31 +31,31 @@
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioDevice;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioMode;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioSource;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::AudioBuffer;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectAuxChannelsConfig;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectConfig;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectDescriptor;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectOffloadParameter;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffectBufferProviderCallback;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IPresetReverbEffect;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::Result;
+using ::android::sp;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
 using ::android::hardware::Return;
 using ::android::hardware::Void;
-using ::android::hardware::hidl_vec;
-using ::android::hardware::hidl_string;
-using ::android::sp;
+using ::android::hardware::audio::common::CPP_VERSION::AudioDevice;
+using ::android::hardware::audio::common::CPP_VERSION::AudioMode;
+using ::android::hardware::audio::common::CPP_VERSION::AudioSource;
+using ::android::hardware::audio::effect::CPP_VERSION::AudioBuffer;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectAuxChannelsConfig;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectConfig;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectDescriptor;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectOffloadParameter;
+using ::android::hardware::audio::effect::CPP_VERSION::IEffect;
+using ::android::hardware::audio::effect::CPP_VERSION::IEffectBufferProviderCallback;
+using ::android::hardware::audio::effect::CPP_VERSION::IPresetReverbEffect;
+using ::android::hardware::audio::effect::CPP_VERSION::Result;
 
 struct PresetReverbEffect : public IPresetReverbEffect {
     explicit PresetReverbEffect(effect_handle_t handle);
 
-    // Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect follow.
+    // Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
     Return<Result> init() override;
     Return<Result> setConfig(
         const EffectConfig& config, const sp<IEffectBufferProviderCallback>& inputBufferProvider,
@@ -94,7 +99,7 @@
                                               const hidl_vec<uint8_t>& configData) override;
     Return<Result> close() override;
 
-    // Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IPresetReverbEffect
+    // Methods from ::android::hardware::audio::effect::CPP_VERSION::IPresetReverbEffect
     // follow.
     Return<Result> setPreset(IPresetReverbEffect::Preset preset) override;
     Return<void> getPreset(getPreset_cb _hidl_cb) override;
@@ -106,8 +111,10 @@
 };
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
+
+#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_PRESETREVERBEFFECT_H
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/VirtualizerEffect.impl.h b/audio/effect/all-versions/default/VirtualizerEffect.cpp
similarity index 95%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/VirtualizerEffect.impl.h
rename to audio/effect/all-versions/default/VirtualizerEffect.cpp
index 23b09a89..4d597c7 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/VirtualizerEffect.impl.h
+++ b/audio/effect/all-versions/default/VirtualizerEffect.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,9 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#define LOG_TAG "Virtualizer_HAL"
+
+#include "VirtualizerEffect.h"
 
 #include <memory.h>
 
@@ -27,7 +29,7 @@
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
 VirtualizerEffect::VirtualizerEffect(effect_handle_t handle) : mEffect(new Effect(handle)) {}
@@ -44,7 +46,7 @@
     }
 }
 
-// Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect follow.
+// Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
 Return<Result> VirtualizerEffect::init() {
     return mEffect->init();
 }
@@ -171,7 +173,7 @@
     return mEffect->close();
 }
 
-// Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IVirtualizerEffect follow.
+// Methods from ::android::hardware::audio::effect::CPP_VERSION::IVirtualizerEffect follow.
 Return<bool> VirtualizerEffect::isStrengthSupported() {
     bool halSupported = false;
     mEffect->getParam(VIRTUALIZER_PARAM_STRENGTH_SUPPORTED, halSupported);
@@ -224,7 +226,7 @@
 }
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/VirtualizerEffect.h b/audio/effect/all-versions/default/VirtualizerEffect.h
similarity index 75%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/VirtualizerEffect.h
rename to audio/effect/all-versions/default/VirtualizerEffect.h
index c0d5a00..87b53d6 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/VirtualizerEffect.h
+++ b/audio/effect/all-versions/default/VirtualizerEffect.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,12 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_VIRTUALIZEREFFECT_H
+#define ANDROID_HARDWARE_AUDIO_EFFECT_VIRTUALIZEREFFECT_H
+
+#include PATH(android/hardware/audio/effect/FILE_VERSION/IVirtualizerEffect.h)
+
+#include "Effect.h"
 
 #include <hidl/Status.h>
 
@@ -26,33 +31,33 @@
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioChannelMask;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioDevice;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioMode;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioSource;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::implementation::AudioChannelBitfield;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::AudioBuffer;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectAuxChannelsConfig;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectConfig;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectDescriptor;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectOffloadParameter;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffectBufferProviderCallback;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IVirtualizerEffect;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::Result;
+using ::android::sp;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
 using ::android::hardware::Return;
 using ::android::hardware::Void;
-using ::android::hardware::hidl_vec;
-using ::android::hardware::hidl_string;
-using ::android::sp;
+using ::android::hardware::audio::common::CPP_VERSION::AudioChannelMask;
+using ::android::hardware::audio::common::CPP_VERSION::AudioDevice;
+using ::android::hardware::audio::common::CPP_VERSION::AudioMode;
+using ::android::hardware::audio::common::CPP_VERSION::AudioSource;
+using ::android::hardware::audio::common::CPP_VERSION::implementation::AudioChannelBitfield;
+using ::android::hardware::audio::effect::CPP_VERSION::AudioBuffer;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectAuxChannelsConfig;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectConfig;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectDescriptor;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectOffloadParameter;
+using ::android::hardware::audio::effect::CPP_VERSION::IEffect;
+using ::android::hardware::audio::effect::CPP_VERSION::IEffectBufferProviderCallback;
+using ::android::hardware::audio::effect::CPP_VERSION::IVirtualizerEffect;
+using ::android::hardware::audio::effect::CPP_VERSION::Result;
 
 struct VirtualizerEffect : public IVirtualizerEffect {
     explicit VirtualizerEffect(effect_handle_t handle);
 
-    // Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect follow.
+    // Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
     Return<Result> init() override;
     Return<Result> setConfig(
         const EffectConfig& config, const sp<IEffectBufferProviderCallback>& inputBufferProvider,
@@ -96,7 +101,7 @@
                                               const hidl_vec<uint8_t>& configData) override;
     Return<Result> close() override;
 
-    // Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IVirtualizerEffect
+    // Methods from ::android::hardware::audio::effect::CPP_VERSION::IVirtualizerEffect
     // follow.
     Return<bool> isStrengthSupported() override;
     Return<Result> setStrength(uint16_t strength) override;
@@ -116,8 +121,10 @@
 };
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
+
+#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_VIRTUALIZEREFFECT_H
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/VisualizerEffect.impl.h b/audio/effect/all-versions/default/VisualizerEffect.cpp
similarity index 95%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/VisualizerEffect.impl.h
rename to audio/effect/all-versions/default/VisualizerEffect.cpp
index 9f2195b..77bf46b 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/VisualizerEffect.impl.h
+++ b/audio/effect/all-versions/default/VisualizerEffect.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,9 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#define LOG_TAG "Visualizer_HAL"
+
+#include "VisualizerEffect.h"
 
 #include <android/log.h>
 #include <system/audio_effects/effect_visualizer.h>
@@ -25,7 +27,7 @@
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
 VisualizerEffect::VisualizerEffect(effect_handle_t handle)
@@ -33,7 +35,7 @@
 
 VisualizerEffect::~VisualizerEffect() {}
 
-// Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect follow.
+// Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
 Return<Result> VisualizerEffect::init() {
     return mEffect->init();
 }
@@ -160,7 +162,7 @@
     return mEffect->close();
 }
 
-// Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IVisualizerEffect follow.
+// Methods from ::android::hardware::audio::effect::CPP_VERSION::IVisualizerEffect follow.
 Return<Result> VisualizerEffect::setCaptureSize(uint16_t captureSize) {
     Result retval = mEffect->setParam(VISUALIZER_PARAM_CAPTURE_SIZE, captureSize);
     if (retval == Result::OK) {
@@ -247,7 +249,7 @@
 }
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
diff --git a/audio/effect/all-versions/default/include/effect/all-versions/default/VisualizerEffect.h b/audio/effect/all-versions/default/VisualizerEffect.h
similarity index 77%
rename from audio/effect/all-versions/default/include/effect/all-versions/default/VisualizerEffect.h
rename to audio/effect/all-versions/default/VisualizerEffect.h
index 114d3b7..0a13a2b 100644
--- a/audio/effect/all-versions/default/include/effect/all-versions/default/VisualizerEffect.h
+++ b/audio/effect/all-versions/default/VisualizerEffect.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -14,7 +14,12 @@
  * limitations under the License.
  */
 
-#include <common/all-versions/IncludeGuard.h>
+#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_VISUALIZEREFFECT_H
+#define ANDROID_HARDWARE_AUDIO_EFFECT_VISUALIZEREFFECT_H
+
+#include PATH(android/hardware/audio/effect/FILE_VERSION/IVisualizerEffect.h)
+
+#include "Effect.h"
 
 #include <hidl/Status.h>
 
@@ -26,31 +31,31 @@
 namespace hardware {
 namespace audio {
 namespace effect {
-namespace AUDIO_HAL_VERSION {
+namespace CPP_VERSION {
 namespace implementation {
 
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioDevice;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioMode;
-using ::android::hardware::audio::common::AUDIO_HAL_VERSION::AudioSource;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::AudioBuffer;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectAuxChannelsConfig;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectConfig;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectDescriptor;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::EffectOffloadParameter;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffectBufferProviderCallback;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IVisualizerEffect;
-using ::android::hardware::audio::effect::AUDIO_HAL_VERSION::Result;
+using ::android::sp;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
 using ::android::hardware::Return;
 using ::android::hardware::Void;
-using ::android::hardware::hidl_vec;
-using ::android::hardware::hidl_string;
-using ::android::sp;
+using ::android::hardware::audio::common::CPP_VERSION::AudioDevice;
+using ::android::hardware::audio::common::CPP_VERSION::AudioMode;
+using ::android::hardware::audio::common::CPP_VERSION::AudioSource;
+using ::android::hardware::audio::effect::CPP_VERSION::AudioBuffer;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectAuxChannelsConfig;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectConfig;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectDescriptor;
+using ::android::hardware::audio::effect::CPP_VERSION::EffectOffloadParameter;
+using ::android::hardware::audio::effect::CPP_VERSION::IEffect;
+using ::android::hardware::audio::effect::CPP_VERSION::IEffectBufferProviderCallback;
+using ::android::hardware::audio::effect::CPP_VERSION::IVisualizerEffect;
+using ::android::hardware::audio::effect::CPP_VERSION::Result;
 
 struct VisualizerEffect : public IVisualizerEffect {
     explicit VisualizerEffect(effect_handle_t handle);
 
-    // Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IEffect follow.
+    // Methods from ::android::hardware::audio::effect::CPP_VERSION::IEffect follow.
     Return<Result> init() override;
     Return<Result> setConfig(
         const EffectConfig& config, const sp<IEffectBufferProviderCallback>& inputBufferProvider,
@@ -94,7 +99,7 @@
                                               const hidl_vec<uint8_t>& configData) override;
     Return<Result> close() override;
 
-    // Methods from ::android::hardware::audio::effect::AUDIO_HAL_VERSION::IVisualizerEffect follow.
+    // Methods from ::android::hardware::audio::effect::CPP_VERSION::IVisualizerEffect follow.
     Return<Result> setCaptureSize(uint16_t captureSize) override;
     Return<void> getCaptureSize(getCaptureSize_cb _hidl_cb) override;
     Return<Result> setScalingMode(IVisualizerEffect::ScalingMode scalingMode) override;
@@ -115,8 +120,10 @@
 };
 
 }  // namespace implementation
-}  // namespace AUDIO_HAL_VERSION
+}  // namespace CPP_VERSION
 }  // namespace effect
 }  // namespace audio
 }  // namespace hardware
 }  // namespace android
+
+#endif  // ANDROID_HARDWARE_AUDIO_EFFECT_VISUALIZEREFFECT_H
diff --git a/audio/core/2.0/vts/OWNERS b/audio/effect/all-versions/vts/OWNERS
similarity index 98%
copy from audio/core/2.0/vts/OWNERS
copy to audio/effect/all-versions/vts/OWNERS
index 8711a9f..0ea4666 100644
--- a/audio/core/2.0/vts/OWNERS
+++ b/audio/effect/all-versions/vts/OWNERS
@@ -2,4 +2,4 @@
 krocard@google.com
 mnaganov@google.com
 yim@google.com
-zhuoyao@google.com
\ No newline at end of file
+zhuoyao@google.com
diff --git a/audio/effect/all-versions/vts/functional/Android.bp b/audio/effect/all-versions/vts/functional/Android.bp
new file mode 100644
index 0000000..88d49d8
--- /dev/null
+++ b/audio/effect/all-versions/vts/functional/Android.bp
@@ -0,0 +1,80 @@
+//
+// Copyright (C) 2016 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.
+//
+
+cc_defaults {
+    name: "VtsHalAudioEffectTargetTest_default",
+    defaults: ["VtsHalTargetTestDefaults"],
+    srcs: [
+        "VtsHalAudioEffectTargetTest.cpp",
+        "ValidateAudioEffectsConfiguration.cpp"
+    ],
+    static_libs: [
+        "android.hardware.audio.common.test.utility",
+        "android.hidl.allocator@1.0",
+        "android.hidl.memory@1.0",
+        "libeffectsconfig",
+        "libicuuc",
+        "libicuuc_stubdata",
+        "libxml2",
+    ],
+    header_libs: [
+        "android.hardware.audio.common.util@all-versions",
+    ],
+    test_suites: ["general-tests"],
+}
+
+cc_test {
+    name: "VtsHalAudioEffectV2_0TargetTest",
+    defaults: ["VtsHalAudioEffectTargetTest_default"],
+    static_libs: [
+        "android.hardware.audio.common@2.0",
+        "android.hardware.audio.effect@2.0",
+    ],
+    cflags: [
+        "-DMAJOR_VERSION=2",
+        "-DMINOR_VERSION=0",
+        "-include common/all-versions/VersionMacro.h",
+    ]
+}
+
+cc_test {
+    name: "VtsHalAudioEffectV4_0TargetTest",
+    defaults: ["VtsHalAudioEffectTargetTest_default"],
+    static_libs: [
+        "android.hardware.audio.common@4.0",
+        "android.hardware.audio.effect@4.0",
+    ],
+    cflags: [
+        "-DMAJOR_VERSION=4",
+        "-DMINOR_VERSION=0",
+        "-include common/all-versions/VersionMacro.h",
+    ]
+}
+
+cc_test {
+    name: "VtsHalAudioEffectV5_0TargetTest",
+    defaults: ["VtsHalAudioEffectTargetTest_default"],
+    static_libs: [
+        "android.hardware.audio.common@5.0",
+        "android.hardware.audio.effect@5.0",
+    ],
+    cflags: [
+        "-DMAJOR_VERSION=5",
+        "-DMINOR_VERSION=0",
+        "-include common/all-versions/VersionMacro.h",
+    ]
+}
+
diff --git a/audio/effect/4.0/vts/functional/ValidateAudioEffectsConfiguration.cpp b/audio/effect/all-versions/vts/functional/ValidateAudioEffectsConfiguration.cpp
similarity index 68%
rename from audio/effect/4.0/vts/functional/ValidateAudioEffectsConfiguration.cpp
rename to audio/effect/all-versions/vts/functional/ValidateAudioEffectsConfiguration.cpp
index 6338563..f9e4aa3 100644
--- a/audio/effect/4.0/vts/functional/ValidateAudioEffectsConfiguration.cpp
+++ b/audio/effect/all-versions/vts/functional/ValidateAudioEffectsConfiguration.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2017 The Android Open Source Project
+ * Copyright (C) 2018 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.
@@ -21,12 +21,22 @@
 
 #include "utility/ValidateXml.h"
 
+// Stringify the argument.
+#define QUOTE(x) #x
+#define STRINGIFY(x) QUOTE(x)
+
 TEST(CheckConfig, audioEffectsConfigurationValidation) {
     RecordProperty("description",
                    "Verify that the effects configuration file is valid according to the schema");
     using namespace android::effectsConfig;
 
     std::vector<const char*> locations(std::begin(DEFAULT_LOCATIONS), std::end(DEFAULT_LOCATIONS));
-    EXPECT_ONE_VALID_XML_MULTIPLE_LOCATIONS(DEFAULT_NAME, locations,
-                                            "/data/local/tmp/audio_effects_conf_V4_0.xsd");
+    const char* xsd = "/data/local/tmp/audio_effects_conf_" STRINGIFY(CPP_VERSION) ".xsd";
+#if MAJOR_VERSION == 2
+    // In V2, audio effect XML is not required. .conf is still allowed though deprecated
+    EXPECT_VALID_XML_MULTIPLE_LOCATIONS(DEFAULT_NAME, locations, xsd);
+#elif MAJOR_VERSION >= 4
+    // Starting with V4, audio effect XML is required
+    EXPECT_ONE_VALID_XML_MULTIPLE_LOCATIONS(DEFAULT_NAME, locations, xsd);
+#endif
 }
diff --git a/audio/effect/all-versions/vts/functional/VtsHalAudioEffectTargetTest.cpp b/audio/effect/all-versions/vts/functional/VtsHalAudioEffectTargetTest.cpp
new file mode 100644
index 0000000..cf7fedf
--- /dev/null
+++ b/audio/effect/all-versions/vts/functional/VtsHalAudioEffectTargetTest.cpp
@@ -0,0 +1,832 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "AudioEffectHidlHalTest"
+#include <android-base/logging.h>
+#include <system/audio.h>
+
+#include PATH(android/hardware/audio/effect/FILE_VERSION/IEffect.h)
+#include PATH(android/hardware/audio/effect/FILE_VERSION/IEffectsFactory.h)
+#include PATH(android/hardware/audio/effect/FILE_VERSION/IEqualizerEffect.h)
+#include PATH(android/hardware/audio/effect/FILE_VERSION/ILoudnessEnhancerEffect.h)
+#include PATH(android/hardware/audio/effect/FILE_VERSION/types.h)
+#include <android/hidl/allocator/1.0/IAllocator.h>
+#include <android/hidl/memory/1.0/IMemory.h>
+
+#include <common/all-versions/VersionUtils.h>
+
+#include <VtsHalHidlTargetTestBase.h>
+#include <VtsHalHidlTargetTestEnvBase.h>
+
+using android::sp;
+using android::hardware::hidl_handle;
+using android::hardware::hidl_memory;
+using android::hardware::hidl_string;
+using android::hardware::hidl_vec;
+using android::hardware::MQDescriptorSync;
+using android::hardware::Return;
+using android::hardware::Void;
+using android::hardware::audio::common::CPP_VERSION::AudioDevice;
+using android::hardware::audio::common::CPP_VERSION::AudioHandleConsts;
+using android::hardware::audio::common::CPP_VERSION::AudioMode;
+using android::hardware::audio::common::CPP_VERSION::AudioSource;
+using android::hardware::audio::common::CPP_VERSION::Uuid;
+using android::hardware::audio::common::utils::mkEnumBitfield;
+using android::hardware::audio::effect::CPP_VERSION::AudioBuffer;
+using android::hardware::audio::effect::CPP_VERSION::EffectAuxChannelsConfig;
+using android::hardware::audio::effect::CPP_VERSION::EffectBufferConfig;
+using android::hardware::audio::effect::CPP_VERSION::EffectConfig;
+using android::hardware::audio::effect::CPP_VERSION::EffectDescriptor;
+using android::hardware::audio::effect::CPP_VERSION::EffectOffloadParameter;
+using android::hardware::audio::effect::CPP_VERSION::IEffect;
+using android::hardware::audio::effect::CPP_VERSION::IEffectsFactory;
+using android::hardware::audio::effect::CPP_VERSION::IEqualizerEffect;
+using android::hardware::audio::effect::CPP_VERSION::ILoudnessEnhancerEffect;
+using android::hardware::audio::effect::CPP_VERSION::Result;
+using android::hidl::allocator::V1_0::IAllocator;
+using android::hidl::memory::V1_0::IMemory;
+
+#ifndef ARRAY_SIZE
+#define ARRAY_SIZE(a) (sizeof(a) / sizeof(*(a)))
+#endif
+
+// Test environment for Audio Effects Factory HIDL HAL.
+class AudioEffectsFactoryHidlEnvironment : public ::testing::VtsHalHidlTargetTestEnvBase {
+   public:
+    // get the test environment singleton
+    static AudioEffectsFactoryHidlEnvironment* Instance() {
+        static AudioEffectsFactoryHidlEnvironment* instance =
+            new AudioEffectsFactoryHidlEnvironment;
+        return instance;
+    }
+
+    virtual void registerTestServices() override { registerTestService<IEffectsFactory>(); }
+};
+
+// The main test class for Audio Effects Factory HIDL HAL.
+class AudioEffectsFactoryHidlTest : public ::testing::VtsHalHidlTargetTestBase {
+   public:
+    void SetUp() override {
+        effectsFactory = ::testing::VtsHalHidlTargetTestBase::getService<IEffectsFactory>(
+            AudioEffectsFactoryHidlEnvironment::Instance()->getServiceName<IEffectsFactory>());
+        ASSERT_NE(effectsFactory, nullptr);
+    }
+
+    void TearDown() override { effectsFactory.clear(); }
+
+   protected:
+    static void description(const std::string& description) {
+        RecordProperty("description", description);
+    }
+
+    sp<IEffectsFactory> effectsFactory;
+};
+
+TEST_F(AudioEffectsFactoryHidlTest, EnumerateEffects) {
+    description("Verify that EnumerateEffects returns at least one effect");
+    Result retval = Result::NOT_INITIALIZED;
+    size_t effectCount = 0;
+    Return<void> ret =
+        effectsFactory->getAllDescriptors([&](Result r, const hidl_vec<EffectDescriptor>& result) {
+            retval = r;
+            effectCount = result.size();
+        });
+    EXPECT_TRUE(ret.isOk());
+    EXPECT_EQ(Result::OK, retval);
+    EXPECT_GT(effectCount, 0u);
+}
+
+TEST_F(AudioEffectsFactoryHidlTest, CreateEffect) {
+    description("Verify that an effect can be created via CreateEffect");
+    bool gotEffect = false;
+    Uuid effectUuid;
+    Return<void> ret =
+        effectsFactory->getAllDescriptors([&](Result r, const hidl_vec<EffectDescriptor>& result) {
+            if (r == Result::OK && result.size() > 0) {
+                gotEffect = true;
+                effectUuid = result[0].uuid;
+            }
+        });
+    ASSERT_TRUE(ret.isOk());
+    ASSERT_TRUE(gotEffect);
+    Result retval = Result::NOT_INITIALIZED;
+    sp<IEffect> effect;
+    ret = effectsFactory->createEffect(
+        effectUuid, 1 /*session*/, 1 /*ioHandle*/,
+        [&](Result r, const sp<IEffect>& result, uint64_t /*effectId*/) {
+            retval = r;
+            if (r == Result::OK) {
+                effect = result;
+            }
+        });
+    EXPECT_TRUE(ret.isOk());
+    EXPECT_EQ(Result::OK, retval);
+    EXPECT_NE(nullptr, effect.get());
+}
+
+TEST_F(AudioEffectsFactoryHidlTest, GetDescriptor) {
+    description(
+        "Verify that effects factory can provide an effect descriptor via "
+        "GetDescriptor");
+    hidl_vec<EffectDescriptor> allDescriptors;
+    Return<void> ret =
+        effectsFactory->getAllDescriptors([&](Result r, const hidl_vec<EffectDescriptor>& result) {
+            if (r == Result::OK) {
+                allDescriptors = result;
+            }
+        });
+    ASSERT_TRUE(ret.isOk());
+    ASSERT_GT(allDescriptors.size(), 0u);
+    for (size_t i = 0; i < allDescriptors.size(); ++i) {
+        ret = effectsFactory->getDescriptor(allDescriptors[i].uuid,
+                                            [&](Result r, const EffectDescriptor& result) {
+                                                EXPECT_EQ(r, Result::OK);
+                                                EXPECT_EQ(result, allDescriptors[i]);
+                                            });
+    }
+    EXPECT_TRUE(ret.isOk());
+}
+
+TEST_F(AudioEffectsFactoryHidlTest, DebugDumpInvalidArgument) {
+    description("Verify that debugDump doesn't crash on invalid arguments");
+#if MAJOR_VERSION == 2
+    Return<void> ret = effectsFactory->debugDump(hidl_handle());
+#elif MAJOR_VERSION >= 4
+    Return<void> ret = effectsFactory->debug(hidl_handle(), {});
+#endif
+    ASSERT_TRUE(ret.isOk());
+}
+
+// Equalizer effect is required by CDD, but only the type is fixed.
+// This is the same UUID as AudioEffect.EFFECT_TYPE_EQUALIZER in Java.
+static const Uuid EQUALIZER_EFFECT_TYPE = {
+    0x0bed4300, 0xddd6, 0x11db, 0x8f34,
+    std::array<uint8_t, 6>{{0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}}};
+// Loudness Enhancer effect is required by CDD, but only the type is fixed.
+// This is the same UUID as AudioEffect.EFFECT_TYPE_LOUDNESS_ENHANCER in Java.
+static const Uuid LOUDNESS_ENHANCER_EFFECT_TYPE = {
+    0xfe3199be, 0xaed0, 0x413f, 0x87bb,
+    std::array<uint8_t, 6>{{0x11, 0x26, 0x0e, 0xb6, 0x3c, 0xf1}}};
+
+// The main test class for Audio Effect HIDL HAL.
+class AudioEffectHidlTest : public ::testing::VtsHalHidlTargetTestBase {
+   public:
+    void SetUp() override {
+        effectsFactory = ::testing::VtsHalHidlTargetTestBase::getService<IEffectsFactory>();
+        ASSERT_NE(nullptr, effectsFactory.get());
+
+        findAndCreateEffect(getEffectType());
+        ASSERT_NE(nullptr, effect.get());
+
+        Return<Result> ret = effect->init();
+        ASSERT_TRUE(ret.isOk());
+        ASSERT_EQ(Result::OK, ret);
+    }
+
+    void TearDown() override {
+        effect.clear();
+        effectsFactory.clear();
+    }
+
+   protected:
+    static void description(const std::string& description) {
+        RecordProperty("description", description);
+    }
+
+    virtual Uuid getEffectType() { return EQUALIZER_EFFECT_TYPE; }
+
+    void findAndCreateEffect(const Uuid& type);
+    void findEffectInstance(const Uuid& type, Uuid* uuid);
+    void getChannelCount(uint32_t* channelCount);
+
+    sp<IEffectsFactory> effectsFactory;
+    sp<IEffect> effect;
+};
+
+void AudioEffectHidlTest::findAndCreateEffect(const Uuid& type) {
+    Uuid effectUuid;
+    findEffectInstance(type, &effectUuid);
+    Return<void> ret = effectsFactory->createEffect(
+        effectUuid, 1 /*session*/, 1 /*ioHandle*/,
+        [&](Result r, const sp<IEffect>& result, uint64_t /*effectId*/) {
+            if (r == Result::OK) {
+                effect = result;
+            }
+        });
+    ASSERT_TRUE(ret.isOk());
+}
+
+void AudioEffectHidlTest::findEffectInstance(const Uuid& type, Uuid* uuid) {
+    bool effectFound = false;
+    Return<void> ret =
+        effectsFactory->getAllDescriptors([&](Result r, const hidl_vec<EffectDescriptor>& result) {
+            if (r == Result::OK) {
+                for (const auto& desc : result) {
+                    if (desc.type == type) {
+                        effectFound = true;
+                        *uuid = desc.uuid;
+                        break;
+                    }
+                }
+            }
+        });
+    ASSERT_TRUE(ret.isOk());
+    ASSERT_TRUE(effectFound);
+}
+
+void AudioEffectHidlTest::getChannelCount(uint32_t* channelCount) {
+    Result retval;
+    EffectConfig currentConfig;
+    Return<void> ret = effect->getConfig([&](Result r, const EffectConfig& conf) {
+        retval = r;
+        if (r == Result::OK) {
+            currentConfig = conf;
+        }
+    });
+    ASSERT_TRUE(ret.isOk());
+    ASSERT_EQ(Result::OK, retval);
+    ASSERT_TRUE(audio_channel_mask_is_valid(
+        static_cast<audio_channel_mask_t>(currentConfig.outputCfg.channels)));
+    *channelCount = audio_channel_count_from_out_mask(
+        static_cast<audio_channel_mask_t>(currentConfig.outputCfg.channels));
+}
+
+TEST_F(AudioEffectHidlTest, Close) {
+    description("Verify that an effect can be closed");
+    Return<Result> ret = effect->close();
+    EXPECT_TRUE(ret.isOk());
+    EXPECT_EQ(Result::OK, ret);
+}
+
+TEST_F(AudioEffectHidlTest, GetDescriptor) {
+    description("Verify that an effect can return its own descriptor via GetDescriptor");
+    Result retval = Result::NOT_INITIALIZED;
+    Uuid actualType;
+    Return<void> ret = effect->getDescriptor([&](Result r, const EffectDescriptor& desc) {
+        retval = r;
+        if (r == Result::OK) {
+            actualType = desc.type;
+        }
+    });
+    EXPECT_TRUE(ret.isOk());
+    EXPECT_EQ(Result::OK, retval);
+    EXPECT_EQ(getEffectType(), actualType);
+}
+
+TEST_F(AudioEffectHidlTest, GetSetConfig) {
+    description(
+        "Verify that it is possible to manipulate effect config via Get / "
+        "SetConfig");
+    Result retval = Result::NOT_INITIALIZED;
+    EffectConfig currentConfig;
+    Return<void> ret = effect->getConfig([&](Result r, const EffectConfig& conf) {
+        retval = r;
+        if (r == Result::OK) {
+            currentConfig = conf;
+        }
+    });
+    EXPECT_TRUE(ret.isOk());
+    EXPECT_EQ(Result::OK, retval);
+    Return<Result> ret2 = effect->setConfig(currentConfig, nullptr, nullptr);
+    EXPECT_TRUE(ret2.isOk());
+    EXPECT_EQ(Result::OK, ret2);
+}
+
+TEST_F(AudioEffectHidlTest, GetConfigReverse) {
+    description("Verify that GetConfigReverse does not crash");
+    Return<void> ret = effect->getConfigReverse([&](Result, const EffectConfig&) {});
+    EXPECT_TRUE(ret.isOk());
+}
+
+TEST_F(AudioEffectHidlTest, GetSupportedAuxChannelsConfigs) {
+    description("Verify that GetSupportedAuxChannelsConfigs does not crash");
+    Return<void> ret = effect->getSupportedAuxChannelsConfigs(
+        0, [&](Result, const hidl_vec<EffectAuxChannelsConfig>&) {});
+    EXPECT_TRUE(ret.isOk());
+}
+
+TEST_F(AudioEffectHidlTest, GetAuxChannelsConfig) {
+    description("Verify that GetAuxChannelsConfig does not crash");
+    Return<void> ret = effect->getAuxChannelsConfig([&](Result, const EffectAuxChannelsConfig&) {});
+    EXPECT_TRUE(ret.isOk());
+}
+
+TEST_F(AudioEffectHidlTest, SetAuxChannelsConfig) {
+    description("Verify that SetAuxChannelsConfig does not crash");
+    Return<Result> ret = effect->setAuxChannelsConfig(EffectAuxChannelsConfig());
+    EXPECT_TRUE(ret.isOk());
+}
+
+// Not generated automatically because AudioBuffer contains
+// instances of hidl_memory which can't be compared properly
+// in general case due to presence of handles.
+//
+// However, in this particular case, handles must not present
+// thus comparison is possible.
+//
+// operator== must be defined in the same namespace as the structures.
+namespace android {
+namespace hardware {
+namespace audio {
+namespace effect {
+namespace CPP_VERSION {
+inline bool operator==(const AudioBuffer& lhs, const AudioBuffer& rhs) {
+    return lhs.id == rhs.id && lhs.frameCount == rhs.frameCount && lhs.data.handle() == nullptr &&
+           rhs.data.handle() == nullptr;
+}
+
+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 &&
+           lhs.accessMode == rhs.accessMode && lhs.mask == rhs.mask;
+}
+
+inline bool operator==(const EffectConfig& lhs, const EffectConfig& rhs) {
+    return lhs.inputCfg == rhs.inputCfg && lhs.outputCfg == rhs.outputCfg;
+}
+}  // namespace CPP_VERSION
+}  // namespace effect
+}  // namespace audio
+}  // namespace hardware
+}  // namespace android
+
+TEST_F(AudioEffectHidlTest, Reset) {
+    description("Verify that Reset preserves effect configuration");
+    Result retval = Result::NOT_INITIALIZED;
+    EffectConfig originalConfig;
+    Return<void> ret = effect->getConfig([&](Result r, const EffectConfig& conf) {
+        retval = r;
+        if (r == Result::OK) {
+            originalConfig = conf;
+        }
+    });
+    ASSERT_TRUE(ret.isOk());
+    ASSERT_EQ(Result::OK, retval);
+    Return<Result> ret2 = effect->reset();
+    EXPECT_TRUE(ret2.isOk());
+    EXPECT_EQ(Result::OK, ret2);
+    EffectConfig configAfterReset;
+    ret = effect->getConfig([&](Result r, const EffectConfig& conf) {
+        retval = r;
+        if (r == Result::OK) {
+            configAfterReset = conf;
+        }
+    });
+    EXPECT_EQ(originalConfig, configAfterReset);
+}
+
+TEST_F(AudioEffectHidlTest, DisableEnableDisable) {
+    description("Verify Disable -> Enable -> Disable sequence for an effect");
+    Return<Result> ret = effect->disable();
+    EXPECT_TRUE(ret.isOk());
+    EXPECT_EQ(Result::INVALID_ARGUMENTS, ret);
+    ret = effect->enable();
+    EXPECT_TRUE(ret.isOk());
+    EXPECT_EQ(Result::OK, ret);
+    ret = effect->disable();
+    EXPECT_TRUE(ret.isOk());
+    EXPECT_EQ(Result::OK, ret);
+}
+
+TEST_F(AudioEffectHidlTest, SetDevice) {
+    description("Verify that SetDevice works for an output chain effect");
+    Return<Result> ret = effect->setDevice(mkEnumBitfield(AudioDevice::OUT_SPEAKER));
+    EXPECT_TRUE(ret.isOk());
+    EXPECT_EQ(Result::OK, ret);
+}
+
+TEST_F(AudioEffectHidlTest, SetAndGetVolume) {
+    description("Verify that SetAndGetVolume method works for an effect");
+    uint32_t channelCount;
+    getChannelCount(&channelCount);
+    hidl_vec<uint32_t> volumes;
+    volumes.resize(channelCount);
+    for (uint32_t i = 0; i < channelCount; ++i) {
+        volumes[i] = 0;
+    }
+    Result retval = Result::NOT_INITIALIZED;
+    Return<void> ret =
+        effect->setAndGetVolume(volumes, [&](Result r, const hidl_vec<uint32_t>&) { retval = r; });
+    EXPECT_TRUE(ret.isOk());
+    EXPECT_EQ(Result::OK, retval);
+}
+
+TEST_F(AudioEffectHidlTest, VolumeChangeNotification) {
+    description("Verify that effect accepts VolumeChangeNotification");
+    uint32_t channelCount;
+    getChannelCount(&channelCount);
+    hidl_vec<uint32_t> volumes;
+    volumes.resize(channelCount);
+    for (uint32_t i = 0; i < channelCount; ++i) {
+        volumes[i] = 0;
+    }
+    Return<Result> ret = effect->volumeChangeNotification(volumes);
+    EXPECT_TRUE(ret.isOk());
+    EXPECT_EQ(Result::OK, ret);
+}
+
+TEST_F(AudioEffectHidlTest, SetAudioMode) {
+    description("Verify that SetAudioMode works for an effect");
+    Return<Result> ret = effect->setAudioMode(AudioMode::NORMAL);
+    EXPECT_TRUE(ret.isOk());
+    EXPECT_EQ(Result::OK, ret);
+}
+
+TEST_F(AudioEffectHidlTest, SetConfigReverse) {
+    description("Verify that SetConfigReverse does not crash");
+    Return<Result> ret = effect->setConfigReverse(EffectConfig(), nullptr, nullptr);
+    EXPECT_TRUE(ret.isOk());
+}
+
+TEST_F(AudioEffectHidlTest, SetInputDevice) {
+    description("Verify that SetInputDevice does not crash");
+    Return<Result> ret = effect->setInputDevice(mkEnumBitfield(AudioDevice::IN_BUILTIN_MIC));
+    EXPECT_TRUE(ret.isOk());
+}
+
+TEST_F(AudioEffectHidlTest, SetAudioSource) {
+    description("Verify that SetAudioSource does not crash");
+    Return<Result> ret = effect->setAudioSource(AudioSource::MIC);
+    EXPECT_TRUE(ret.isOk());
+}
+
+TEST_F(AudioEffectHidlTest, Offload) {
+    description("Verify that calling Offload method does not crash");
+    EffectOffloadParameter offloadParam;
+    offloadParam.isOffload = false;
+    offloadParam.ioHandle = static_cast<int>(AudioHandleConsts::AUDIO_IO_HANDLE_NONE);
+    Return<Result> ret = effect->offload(offloadParam);
+    EXPECT_TRUE(ret.isOk());
+}
+
+TEST_F(AudioEffectHidlTest, PrepareForProcessing) {
+    description("Verify that PrepareForProcessing method works for an effect");
+    Result retval = Result::NOT_INITIALIZED;
+    Return<void> ret = effect->prepareForProcessing(
+        [&](Result r, const MQDescriptorSync<Result>&) { retval = r; });
+    EXPECT_TRUE(ret.isOk());
+    EXPECT_EQ(Result::OK, retval);
+}
+
+TEST_F(AudioEffectHidlTest, SetProcessBuffers) {
+    description("Verify that SetProcessBuffers works for an effect");
+    sp<IAllocator> ashmem = IAllocator::getService("ashmem");
+    ASSERT_NE(nullptr, ashmem.get());
+    bool success = false;
+    AudioBuffer buffer;
+    Return<void> ret = ashmem->allocate(1024, [&](bool s, const hidl_memory& memory) {
+        success = s;
+        if (s) {
+            buffer.data = memory;
+        }
+    });
+    ASSERT_TRUE(ret.isOk());
+    ASSERT_TRUE(success);
+    Return<Result> ret2 = effect->setProcessBuffers(buffer, buffer);
+    EXPECT_TRUE(ret2.isOk());
+    EXPECT_EQ(Result::OK, ret2);
+}
+
+TEST_F(AudioEffectHidlTest, Command) {
+    description("Verify that Command does not crash");
+    Return<void> ret =
+        effect->command(0, hidl_vec<uint8_t>(), 0, [&](int32_t, const hidl_vec<uint8_t>&) {});
+    EXPECT_TRUE(ret.isOk());
+}
+
+TEST_F(AudioEffectHidlTest, SetParameter) {
+    description("Verify that SetParameter does not crash");
+    Return<Result> ret = effect->setParameter(hidl_vec<uint8_t>(), hidl_vec<uint8_t>());
+    EXPECT_TRUE(ret.isOk());
+}
+
+TEST_F(AudioEffectHidlTest, GetParameter) {
+    description("Verify that GetParameter does not crash");
+    Return<void> ret =
+        effect->getParameter(hidl_vec<uint8_t>(), 0, [&](Result, const hidl_vec<uint8_t>&) {});
+    EXPECT_TRUE(ret.isOk());
+}
+
+TEST_F(AudioEffectHidlTest, GetSupportedConfigsForFeature) {
+    description("Verify that GetSupportedConfigsForFeature does not crash");
+    Return<void> ret = effect->getSupportedConfigsForFeature(
+        0, 0, 0, [&](Result, uint32_t, const hidl_vec<uint8_t>&) {});
+    EXPECT_TRUE(ret.isOk());
+}
+
+TEST_F(AudioEffectHidlTest, GetCurrentConfigForFeature) {
+    description("Verify that GetCurrentConfigForFeature does not crash");
+    Return<void> ret =
+        effect->getCurrentConfigForFeature(0, 0, [&](Result, const hidl_vec<uint8_t>&) {});
+    EXPECT_TRUE(ret.isOk());
+}
+
+TEST_F(AudioEffectHidlTest, SetCurrentConfigForFeature) {
+    description("Verify that SetCurrentConfigForFeature does not crash");
+    Return<Result> ret = effect->setCurrentConfigForFeature(0, hidl_vec<uint8_t>());
+    EXPECT_TRUE(ret.isOk());
+}
+
+// The main test class for Equalizer Audio Effect HIDL HAL.
+class EqualizerAudioEffectHidlTest : public AudioEffectHidlTest {
+   public:
+    void SetUp() override {
+        AudioEffectHidlTest::SetUp();
+        equalizer = IEqualizerEffect::castFrom(effect);
+        ASSERT_NE(nullptr, equalizer.get());
+    }
+
+   protected:
+    Uuid getEffectType() override { return EQUALIZER_EFFECT_TYPE; }
+    void getNumBands(uint16_t* numBands);
+    void getLevelRange(int16_t* minLevel, int16_t* maxLevel);
+    void getBandFrequencyRange(uint16_t band, uint32_t* minFreq, uint32_t* centerFreq,
+                               uint32_t* maxFreq);
+    void getPresetCount(size_t* count);
+
+    sp<IEqualizerEffect> equalizer;
+};
+
+void EqualizerAudioEffectHidlTest::getNumBands(uint16_t* numBands) {
+    Result retval = Result::NOT_INITIALIZED;
+    Return<void> ret = equalizer->getNumBands([&](Result r, uint16_t b) {
+        retval = r;
+        if (retval == Result::OK) {
+            *numBands = b;
+        }
+    });
+    ASSERT_TRUE(ret.isOk());
+    ASSERT_EQ(Result::OK, retval);
+}
+
+void EqualizerAudioEffectHidlTest::getLevelRange(int16_t* minLevel, int16_t* maxLevel) {
+    Result retval = Result::NOT_INITIALIZED;
+    Return<void> ret = equalizer->getLevelRange([&](Result r, int16_t min, int16_t max) {
+        retval = r;
+        if (retval == Result::OK) {
+            *minLevel = min;
+            *maxLevel = max;
+        }
+    });
+    ASSERT_TRUE(ret.isOk());
+    ASSERT_EQ(Result::OK, retval);
+}
+
+void EqualizerAudioEffectHidlTest::getBandFrequencyRange(uint16_t band, uint32_t* minFreq,
+                                                         uint32_t* centerFreq, uint32_t* maxFreq) {
+    Result retval = Result::NOT_INITIALIZED;
+    Return<void> ret =
+        equalizer->getBandFrequencyRange(band, [&](Result r, uint32_t min, uint32_t max) {
+            retval = r;
+            if (retval == Result::OK) {
+                *minFreq = min;
+                *maxFreq = max;
+            }
+        });
+    ASSERT_TRUE(ret.isOk());
+    ASSERT_EQ(Result::OK, retval);
+    ret = equalizer->getBandCenterFrequency(band, [&](Result r, uint32_t center) {
+        retval = r;
+        if (retval == Result::OK) {
+            *centerFreq = center;
+        }
+    });
+    ASSERT_TRUE(ret.isOk());
+    ASSERT_EQ(Result::OK, retval);
+}
+
+void EqualizerAudioEffectHidlTest::getPresetCount(size_t* count) {
+    Result retval = Result::NOT_INITIALIZED;
+    Return<void> ret = equalizer->getPresetNames([&](Result r, const hidl_vec<hidl_string>& names) {
+        retval = r;
+        if (retval == Result::OK) {
+            *count = names.size();
+        }
+    });
+    ASSERT_TRUE(ret.isOk());
+    ASSERT_EQ(Result::OK, retval);
+}
+
+TEST_F(EqualizerAudioEffectHidlTest, GetNumBands) {
+    description("Verify that Equalizer effect reports at least one band");
+    uint16_t numBands = 0;
+    getNumBands(&numBands);
+    EXPECT_GT(numBands, 0);
+}
+
+TEST_F(EqualizerAudioEffectHidlTest, GetLevelRange) {
+    description("Verify that Equalizer effect reports adequate band level range");
+    int16_t minLevel = 0x7fff, maxLevel = 0;
+    getLevelRange(&minLevel, &maxLevel);
+    EXPECT_GT(maxLevel, minLevel);
+}
+
+TEST_F(EqualizerAudioEffectHidlTest, GetSetBandLevel) {
+    description("Verify that manipulating band levels works for Equalizer effect");
+    uint16_t numBands = 0;
+    getNumBands(&numBands);
+    ASSERT_GT(numBands, 0);
+    int16_t levels[3]{0x7fff, 0, 0};
+    getLevelRange(&levels[0], &levels[2]);
+    ASSERT_GT(levels[2], levels[0]);
+    levels[1] = (levels[2] + levels[0]) / 2;
+    for (uint16_t i = 0; i < numBands; ++i) {
+        for (size_t j = 0; j < ARRAY_SIZE(levels); ++j) {
+            Return<Result> ret = equalizer->setBandLevel(i, levels[j]);
+            EXPECT_TRUE(ret.isOk());
+            EXPECT_EQ(Result::OK, ret);
+            Result retval = Result::NOT_INITIALIZED;
+            int16_t actualLevel;
+            Return<void> ret2 = equalizer->getBandLevel(i, [&](Result r, int16_t l) {
+                retval = r;
+                if (retval == Result::OK) {
+                    actualLevel = l;
+                }
+            });
+            EXPECT_TRUE(ret2.isOk());
+            EXPECT_EQ(Result::OK, retval);
+            EXPECT_EQ(levels[j], actualLevel);
+        }
+    }
+}
+
+TEST_F(EqualizerAudioEffectHidlTest, GetBandCenterFrequencyAndRange) {
+    description("Verify that Equalizer effect reports adequate band frequency range");
+    uint16_t numBands = 0;
+    getNumBands(&numBands);
+    ASSERT_GT(numBands, 0);
+    for (uint16_t i = 0; i < numBands; ++i) {
+        uint32_t minFreq = 0xffffffff, centerFreq = 0xffffffff, maxFreq = 0xffffffff;
+        getBandFrequencyRange(i, &minFreq, &centerFreq, &maxFreq);
+        // Note: NXP legacy implementation reports "1" as upper bound for last band,
+        // so this check fails.
+        EXPECT_GE(maxFreq, centerFreq);
+        EXPECT_GE(centerFreq, minFreq);
+    }
+}
+
+TEST_F(EqualizerAudioEffectHidlTest, GetBandForFrequency) {
+    description("Verify that Equalizer effect supports GetBandForFrequency correctly");
+    uint16_t numBands = 0;
+    getNumBands(&numBands);
+    ASSERT_GT(numBands, 0);
+    for (uint16_t i = 0; i < numBands; ++i) {
+        uint32_t freqs[3]{0, 0, 0};
+        getBandFrequencyRange(i, &freqs[0], &freqs[1], &freqs[2]);
+        // NXP legacy implementation reports "1" as upper bound for last band, some
+        // of the checks fail.
+        for (size_t j = 0; j < ARRAY_SIZE(freqs); ++j) {
+            if (j == 0) {
+                freqs[j]++;
+            }  // Min frequency is an open interval.
+            Result retval = Result::NOT_INITIALIZED;
+            uint16_t actualBand = numBands + 1;
+            Return<void> ret = equalizer->getBandForFrequency(freqs[j], [&](Result r, uint16_t b) {
+                retval = r;
+                if (retval == Result::OK) {
+                    actualBand = b;
+                }
+            });
+            EXPECT_TRUE(ret.isOk());
+            EXPECT_EQ(Result::OK, retval);
+            EXPECT_EQ(i, actualBand) << "Frequency: " << freqs[j];
+        }
+    }
+}
+
+TEST_F(EqualizerAudioEffectHidlTest, GetPresetNames) {
+    description("Verify that Equalizer effect reports at least one preset");
+    size_t presetCount;
+    getPresetCount(&presetCount);
+    EXPECT_GT(presetCount, 0u);
+}
+
+TEST_F(EqualizerAudioEffectHidlTest, GetSetCurrentPreset) {
+    description("Verify that manipulating the current preset for Equalizer effect");
+    size_t presetCount;
+    getPresetCount(&presetCount);
+    ASSERT_GT(presetCount, 0u);
+    for (uint16_t i = 0; i < presetCount; ++i) {
+        Return<Result> ret = equalizer->setCurrentPreset(i);
+        EXPECT_TRUE(ret.isOk());
+        EXPECT_EQ(Result::OK, ret);
+        Result retval = Result::NOT_INITIALIZED;
+        uint16_t actualPreset = 0xffff;
+        Return<void> ret2 = equalizer->getCurrentPreset([&](Result r, uint16_t p) {
+            retval = r;
+            if (retval == Result::OK) {
+                actualPreset = p;
+            }
+        });
+        EXPECT_TRUE(ret2.isOk());
+        EXPECT_EQ(Result::OK, retval);
+        EXPECT_EQ(i, actualPreset);
+    }
+}
+
+TEST_F(EqualizerAudioEffectHidlTest, GetSetAllProperties) {
+    description(
+        "Verify that setting band levels and presets works via Get / "
+        "SetAllProperties for Equalizer effect");
+    using AllProperties =
+        android::hardware::audio::effect::CPP_VERSION::IEqualizerEffect::AllProperties;
+    uint16_t numBands = 0;
+    getNumBands(&numBands);
+    ASSERT_GT(numBands, 0);
+    AllProperties props;
+    props.bandLevels.resize(numBands);
+    for (size_t i = 0; i < numBands; ++i) {
+        props.bandLevels[i] = 0;
+    }
+
+    AllProperties actualProps;
+    Result retval = Result::NOT_INITIALIZED;
+
+    // Verify setting of the band levels via properties.
+    props.curPreset = -1;
+    Return<Result> ret = equalizer->setAllProperties(props);
+    EXPECT_TRUE(ret.isOk());
+    EXPECT_EQ(Result::OK, ret);
+    Return<void> ret2 = equalizer->getAllProperties([&](Result r, AllProperties p) {
+        retval = r;
+        if (retval == Result::OK) {
+            actualProps = p;
+        }
+    });
+    EXPECT_TRUE(ret2.isOk());
+    EXPECT_EQ(Result::OK, retval);
+    EXPECT_EQ(props.bandLevels, actualProps.bandLevels);
+
+    // Verify setting of the current preset via properties.
+    props.curPreset = 0;  // Assuming there is at least one preset.
+    ret = equalizer->setAllProperties(props);
+    EXPECT_TRUE(ret.isOk());
+    EXPECT_EQ(Result::OK, ret);
+    ret2 = equalizer->getAllProperties([&](Result r, AllProperties p) {
+        retval = r;
+        if (retval == Result::OK) {
+            actualProps = p;
+        }
+    });
+    EXPECT_TRUE(ret2.isOk());
+    EXPECT_EQ(Result::OK, retval);
+    EXPECT_EQ(props.curPreset, actualProps.curPreset);
+}
+
+// The main test class for Equalizer Audio Effect HIDL HAL.
+class LoudnessEnhancerAudioEffectHidlTest : public AudioEffectHidlTest {
+   public:
+    void SetUp() override {
+        AudioEffectHidlTest::SetUp();
+        enhancer = ILoudnessEnhancerEffect::castFrom(effect);
+        ASSERT_NE(nullptr, enhancer.get());
+    }
+
+   protected:
+    Uuid getEffectType() override { return LOUDNESS_ENHANCER_EFFECT_TYPE; }
+
+    sp<ILoudnessEnhancerEffect> enhancer;
+};
+
+TEST_F(LoudnessEnhancerAudioEffectHidlTest, GetSetTargetGain) {
+    description(
+        "Verify that manipulating the target gain works for Loudness Enhancer "
+        "effect");
+    const int32_t gain = 100;
+    Return<Result> ret = enhancer->setTargetGain(gain);
+    EXPECT_TRUE(ret.isOk());
+    EXPECT_EQ(Result::OK, ret);
+    int32_t actualGain = 0;
+    Result retval;
+    Return<void> ret2 = enhancer->getTargetGain([&](Result r, int32_t g) {
+        retval = r;
+        if (retval == Result::OK) {
+            actualGain = g;
+        }
+    });
+    EXPECT_TRUE(ret2.isOk());
+    EXPECT_EQ(Result::OK, retval);
+    EXPECT_EQ(gain, actualGain);
+}
+
+int main(int argc, char** argv) {
+    ::testing::AddGlobalTestEnvironment(AudioEffectsFactoryHidlEnvironment::Instance());
+    ::testing::InitGoogleTest(&argc, argv);
+    AudioEffectsFactoryHidlEnvironment::Instance()->init(&argc, argv);
+    int status = RUN_ALL_TESTS();
+    LOG(INFO) << "Test result = " << status;
+    return status;
+}
diff --git a/biometrics/fingerprint/2.1/default/android.hardware.biometrics.fingerprint@2.1-service.rc b/biometrics/fingerprint/2.1/default/android.hardware.biometrics.fingerprint@2.1-service.rc
index 9bfd3ba..1667677 100644
--- a/biometrics/fingerprint/2.1/default/android.hardware.biometrics.fingerprint@2.1-service.rc
+++ b/biometrics/fingerprint/2.1/default/android.hardware.biometrics.fingerprint@2.1-service.rc
@@ -4,5 +4,5 @@
     # /data is mounted.
     class late_start
     user system
-    group system input
-    writepid /dev/cpuset/system-background/tasks
\ No newline at end of file
+    group system input uhid
+    writepid /dev/cpuset/system-background/tasks
diff --git a/bluetooth/1.0/vts/functional/VtsHalBluetoothV1_0TargetTest.cpp b/bluetooth/1.0/vts/functional/VtsHalBluetoothV1_0TargetTest.cpp
index 90fbb3f..beb9a3e 100644
--- a/bluetooth/1.0/vts/functional/VtsHalBluetoothV1_0TargetTest.cpp
+++ b/bluetooth/1.0/vts/functional/VtsHalBluetoothV1_0TargetTest.cpp
@@ -105,6 +105,9 @@
   (ACL_PACKET_BOUNDARY_FLAG_FIRST_AUTO_FLUSHABLE \
    << ACL_PACKET_BOUNDARY_FLAG_OFFSET)
 
+// To be removed in VTS release builds
+#define ACL_HANDLE_QCA_DEBUG_MESSAGE 0xedc
+
 constexpr char kCallbackNameAclEventReceived[] = "aclDataReceived";
 constexpr char kCallbackNameHciEventReceived[] = "hciEventReceived";
 constexpr char kCallbackNameInitializationComplete[] = "initializationComplete";
@@ -318,6 +321,19 @@
       break;
     }
   }
+  // To be removed in VTS release builds
+  while (acl_queue.size() > 0) {
+    hidl_vec<uint8_t> acl_packet = acl_queue.front();
+    uint16_t connection_handle = acl_packet[1] & 0xF;
+    connection_handle <<= 8;
+    connection_handle |= acl_packet[0];
+    bool packet_is_no_op = connection_handle == ACL_HANDLE_QCA_DEBUG_MESSAGE;
+    if (packet_is_no_op) {
+      acl_queue.pop();
+    } else {
+      break;
+    }
+  }
 }
 
 // Receive an event, discarding NO-OPs.
diff --git a/cas/1.0/default/Android.bp b/cas/1.0/default/Android.bp
index a80c47f..debb3e5 100644
--- a/cas/1.0/default/Android.bp
+++ b/cas/1.0/default/Android.bp
@@ -1,6 +1,5 @@
-cc_binary {
-    name: "android.hardware.cas@1.0-service",
-    vintf_fragments: ["android.hardware.cas@1.0-service.xml"],
+cc_defaults {
+    name: "cas_service_defaults",
     defaults: ["hidl_defaults"],
     vendor: true,
     relative_install_path: "hw",
@@ -14,7 +13,6 @@
     ],
 
     compile_multilib: "32",
-    init_rc: ["android.hardware.cas@1.0-service.rc"],
 
     shared_libs: [
       "android.hardware.cas@1.0",
@@ -32,3 +30,19 @@
       "media_plugin_headers",
     ],
 }
+
+cc_binary {
+    name: "android.hardware.cas@1.0-service",
+    vintf_fragments: ["android.hardware.cas@1.0-service.xml"],
+    defaults: ["cas_service_defaults"],
+    init_rc: ["android.hardware.cas@1.0-service.rc"],
+}
+
+cc_binary {
+    name: "android.hardware.cas@1.0-service-lazy",
+    vintf_fragments: ["android.hardware.cas@1.0-service-lazy.xml"],
+    overrides: ["android.hardware.cas@1.0-service"],
+    defaults: ["cas_service_defaults"],
+    init_rc: ["android.hardware.cas@1.0-service-lazy.rc"],
+    cflags: ["-DLAZY_SERVICE"],
+}
diff --git a/cas/1.0/default/android.hardware.cas@1.0-service-lazy.rc b/cas/1.0/default/android.hardware.cas@1.0-service-lazy.rc
new file mode 100644
index 0000000..735cfbc
--- /dev/null
+++ b/cas/1.0/default/android.hardware.cas@1.0-service-lazy.rc
@@ -0,0 +1,9 @@
+service vendor.cas-hal-1-0 /vendor/bin/hw/android.hardware.cas@1.0-service
+    interface android.hardware.cas@1.0::IMediaCasService default
+    oneshot
+    disabled
+    class hal
+    user media
+    group mediadrm drmrpc
+    ioprio rt 4
+    writepid /dev/cpuset/foreground/tasks
diff --git a/cas/1.0/default/android.hardware.cas@1.0-service-lazy.xml b/cas/1.0/default/android.hardware.cas@1.0-service-lazy.xml
new file mode 100644
index 0000000..9b55370
--- /dev/null
+++ b/cas/1.0/default/android.hardware.cas@1.0-service-lazy.xml
@@ -0,0 +1,11 @@
+<manifest version="1.0" type="device">
+    <hal format="hidl">
+        <name>android.hardware.cas</name>
+        <transport>hwbinder</transport>
+        <version>1.0</version>
+        <interface>
+            <name>IMediaCasService</name>
+            <instance>default</instance>
+        </interface>
+    </hal>
+</manifest>
diff --git a/cas/1.0/default/service.cpp b/cas/1.0/default/service.cpp
index 04a8ad9..2e6e55d 100644
--- a/cas/1.0/default/service.cpp
+++ b/cas/1.0/default/service.cpp
@@ -15,7 +15,11 @@
  */
 
 //#define LOG_NDEBUG 0
+#ifdef LAZY_SERVICE
+#define LOG_TAG "android.hardware.cas@1.0-service-lazy"
+#else
 #define LOG_TAG "android.hardware.cas@1.0-service"
+#endif
 
 #include <binder/ProcessState.h>
 #include <hidl/HidlTransportSupport.h>
@@ -25,24 +29,30 @@
 
 using android::hardware::configureRpcThreadpool;
 using android::hardware::joinRpcThreadpool;
-using android::hardware::cas::V1_0::implementation::MediaCasService;
+using android::hardware::LazyServiceRegistrar;
 using android::hardware::cas::V1_0::IMediaCasService;
+using android::hardware::cas::V1_0::implementation::MediaCasService;
+
+#ifdef LAZY_SERVICE
+const bool kLazyService = true;
+#else
+const bool kLazyService = false;
+#endif
 
 int main() {
-    ALOGD("android.hardware.cas@1.0-service starting...");
-
-    // The CAS HAL may communicate to other vendor components via
-    // /dev/vndbinder
-    android::ProcessState::initWithDriver("/dev/vndbinder");
-
     configureRpcThreadpool(8, true /* callerWillJoin */);
 
     // Setup hwbinder service
     android::sp<IMediaCasService> service = new MediaCasService();
-    android::status_t status = service->registerAsService();
-    LOG_ALWAYS_FATAL_IF(
-            status != android::OK,
-            "Error while registering cas service: %d", status);
+    android::status_t status;
+    if (kLazyService) {
+        auto serviceRegistrar = std::make_shared<LazyServiceRegistrar>();
+        status = serviceRegistrar->registerServiceWithCallback(service);
+    } else {
+        status = service->registerAsService();
+    }
+    LOG_ALWAYS_FATAL_IF(status != android::OK, "Error while registering cas service: %d", status);
+
     joinRpcThreadpool();
     return 0;
 }
diff --git a/compatibility_matrices/Android.bp b/compatibility_matrices/Android.bp
index 49674e3..b88d88f 100644
--- a/compatibility_matrices/Android.bp
+++ b/compatibility_matrices/Android.bp
@@ -73,5 +73,6 @@
         "kernel_config_current_4.4",
         "kernel_config_current_4.9",
         "kernel_config_current_4.14",
+        "kernel_config_current_4.19",
     ]
 }
diff --git a/compatibility_matrices/compatibility_matrix.current.xml b/compatibility_matrices/compatibility_matrix.current.xml
index fd996fb..ceb53be 100644
--- a/compatibility_matrices/compatibility_matrix.current.xml
+++ b/compatibility_matrices/compatibility_matrix.current.xml
@@ -186,6 +186,7 @@
     <hal format="hidl" optional="true">
         <name>android.hardware.gnss</name>
         <version>1.0-1</version>
+        <version>2.0</version>
         <interface>
             <name>IGnss</name>
             <instance>default</instance>
diff --git a/gnss/2.0/Android.bp b/gnss/2.0/Android.bp
new file mode 100644
index 0000000..6a06bf4
--- /dev/null
+++ b/gnss/2.0/Android.bp
@@ -0,0 +1,24 @@
+// This file is autogenerated by hidl-gen -Landroidbp.
+
+hidl_interface {
+    name: "android.hardware.gnss@2.0",
+    root: "android.hardware",
+    vndk: {
+        enabled: true,
+    },
+    srcs: [
+        "IGnss.hal",
+        "IGnssCallback.hal",
+        "IGnssMeasurement.hal",
+        "IGnssMeasurementCallback.hal",
+    ],
+    interfaces: [
+        "android.hardware.gnss.measurement_corrections@1.0",
+        "android.hardware.gnss@1.0",
+        "android.hardware.gnss@1.1",
+        "android.hidl.base@1.0",
+    ],
+    gen_java: true,
+    gen_java_constants: true,
+}
+
diff --git a/gnss/2.0/IGnss.hal b/gnss/2.0/IGnss.hal
new file mode 100644
index 0000000..55621e5
--- /dev/null
+++ b/gnss/2.0/IGnss.hal
@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.gnss@2.0;
+
+import android.hardware.gnss.measurement_corrections@1.0::IMeasurementCorrections;
+import @1.1::IGnss;
+
+import IGnssCallback;
+import IGnssMeasurement;
+
+/** Represents the standard GNSS (Global Navigation Satellite System) interface. */
+interface IGnss extends @1.1::IGnss {
+     /**
+     * Opens the interface and provides the callback routines to the implementation of this
+     * interface.
+     *
+     * @param callback Callback interface for IGnss.
+     *
+     * @return success Returns true on success.
+     */
+    setCallback_2_0(IGnssCallback callback) generates (bool success);
+
+    /**
+     * This method returns the IGnssMeasurement interface.
+     *
+     * Exactly one of getExtensionGnssMeasurement_1_1() and getExtensionGnssMeasurement_2_0() must
+     * return a non-null handle, and the other method must return nullptr.
+     *
+     * @return gnssMeasurementIface Handle to the IGnssMeasurement interface.
+     */
+    getExtensionGnssMeasurement_2_0() generates (IGnssMeasurement gnssMeasurementIface);
+
+    /**
+     * This method returns the IMeasurementCorrections interface.
+     *
+     * @return measurementCorrectionsIface Handle to the IMeasurementCorrections interface.
+     */
+     getExtensionMeasurementCorrections()
+            generates (IMeasurementCorrections measurementCorrectionsIface);
+};
\ No newline at end of file
diff --git a/gnss/2.0/IGnssCallback.hal b/gnss/2.0/IGnssCallback.hal
new file mode 100644
index 0000000..1cdd2c0
--- /dev/null
+++ b/gnss/2.0/IGnssCallback.hal
@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.gnss@2.0;
+
+import @1.0::IGnssCallback;
+import @1.1::IGnssCallback;
+
+/**
+ * The interface is required for the HAL to communicate certain information
+ * like status and location info back to the platform, the platform implements
+ * the interfaces and passes a handle to the HAL.
+ */
+interface IGnssCallback extends @1.1::IGnssCallback {
+
+    /** Flags for the gnssSetCapabilities callback. */
+    @export(name="", value_prefix="GPS_CAPABILITY_")
+    enum Capabilities : @1.0::IGnssCallback.Capabilities {
+        /** GNSS supports line-of-sight satellite identification measurement Corrections */
+        MEASUREMENT_CORRECTIONS_LOS_SATS                        = 1 << 8,
+        /** GNSS supports per satellite excess-path-length measurement Corrections */
+        MEASUREMENT_CORRECTIONS_EXCESS_PATH_LENGTH              = 1 << 10,
+        /** GNSS supports reflecting planes measurement Corrections */
+        MEASUREMENT_CORRECTIONS_REFLECTING_PLANE                = 1 << 20
+    };
+
+    /**
+     * Callback to inform framework of the GNSS engine's capabilities.
+     *
+     * @param capabilities Capability parameter is a bit field of the Capabilities enum.
+     */
+    gnssSetCapabilitiesCb_2_0(bitfield<Capabilities> capabilities);
+
+};
\ No newline at end of file
diff --git a/gnss/2.0/IGnssMeasurement.hal b/gnss/2.0/IGnssMeasurement.hal
new file mode 100644
index 0000000..108f3d2
--- /dev/null
+++ b/gnss/2.0/IGnssMeasurement.hal
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.gnss@2.0;
+
+import @1.0::IGnssMeasurement;
+import @1.1::IGnssMeasurement;
+import IGnssMeasurementCallback;
+
+/**
+ * Extended interface for GNSS Measurements support.
+ */
+interface IGnssMeasurement extends @1.1::IGnssMeasurement {
+
+    /**
+     * Initializes the interface and registers the callback routines with the HAL. After a
+     * successful call to 'setCallback_2_0' the HAL must begin to provide updates at an average
+     * output rate of 1Hz (occasional intra-measurement time offsets in the range from 0-2000msec
+     * can be tolerated.)
+     *
+     * @param callback Handle to GnssMeasurement callback interface.
+     * @param enableFullTracking If true, GNSS chipset must switch off duty cycling. In such mode
+     *     no clock discontinuities are expected and, when supported, carrier phase should be
+     *     continuous in good signal conditions. All non-blacklisted, healthy constellations,
+     *     satellites and frequency bands that the chipset supports must be reported in this mode.
+     *     The GNSS chipset is allowed to consume more power in this mode. If false, API must behave
+     *     as in HAL V1_0, optimizing power via duty cycling, constellations and frequency limits,
+     *     etc.
+     *
+     * @return initRet Returns SUCCESS if successful. Returns ERROR_ALREADY_INIT if a callback has
+     *     already been registered without a corresponding call to 'close'. Returns ERROR_GENERIC
+     *     for any other error. The HAL must not generate any other updates upon returning this
+     *     error code.
+     */
+    setCallback_2_0(IGnssMeasurementCallback callback, bool enableFullTracking)
+         generates (GnssMeasurementStatus initRet);
+
+};
diff --git a/gnss/2.0/IGnssMeasurementCallback.hal b/gnss/2.0/IGnssMeasurementCallback.hal
new file mode 100644
index 0000000..226934e
--- /dev/null
+++ b/gnss/2.0/IGnssMeasurementCallback.hal
@@ -0,0 +1,128 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.gnss@2.0;
+
+import @1.0::IGnssMeasurementCallback;
+import @1.1::IGnssMeasurementCallback;
+
+/** The callback interface to report measurements from the HAL. */
+interface IGnssMeasurementCallback extends @1.1::IGnssMeasurementCallback {
+    /**
+     * Enumeration of available values for the GNSS Measurement's code type. Similar to the
+     * Attribute field described in Rinex 3.03, e.g., in Tables 4-10, and Table A2 at the Rinex 3.03
+     * Update 1 Document.
+     */
+    enum GnssMeasurementCodeType : uint8_t {
+        /** GALILEO E1A, GALILEO E6A, IRNSS L5A, IRNSS SA. */
+        CODE_TYPE_A = 0,
+
+        /** GALILEO E1B, GALILEO E6B, IRNSS L5B, IRNSS SB. */
+        CODE_TYPE_B = 1,
+
+        /**
+         *  GPS L1 C/A,  GPS L2 C/A, GLONASS G1 C/A, GLONASS G2 C/A, GALILEO E1C, GALILEO E6C, SBAS
+         *  L1 C/A, QZSS L1 C/A, IRNSS L5C.
+         */
+        CODE_TYPE_C = 2,
+
+        /**
+         * GPS L5 I, GLONASS G3 I, GALILEO E5a I, GALILEO E5b I, GALILEO E5a+b I, SBAS L5 I, QZSS L5
+         * I, BDS B1 I, BDS B2 I, BDS B3 I.
+         */
+        CODE_TYPE_I = 3,
+
+        /** GPS L1C (P), GPS L2C (L), QZSS L1C (P), QZSS L2C (L), LEX(6) L. */
+        CODE_TYPE_L = 4,
+
+        /** GPS L1M, GPS L2M. */
+        CODE_TYPE_M = 5,
+
+        /** GPS L1P, GPS L2P, GLONASS G1P, GLONASS G2P. */
+        CODE_TYPE_P = 6,
+
+        /**
+         * GPS L5 Q, GLONASS G3 Q, GALILEO E5a Q, GALILEO E5b Q, GALILEO E5a+b Q, SBAS L5 Q, QZSS L5
+         * Q, BDS B1 Q, BDS B2 Q, BDS B3 Q.
+         */
+        CODE_TYPE_Q = 7,
+
+        /** GPS L1C (D), GPS L2C (M), QZSS L1C (D), QZSS L2C (M), LEX(6) S. */
+        CODE_TYPE_S = 8,
+
+        /** GPS L1 Z-tracking, GPS L2 Z-tracking. */
+        CODE_TYPE_W = 9,
+
+        /**
+         * GPS L1C (D+P), GPS L2C (M+L), GPS L5 (I+Q), GLONASS G3 (I+Q), GALILEO E1 (B+C), GALILEO
+         * E5a (I+Q), GALILEO E5b (I+Q), GALILEO E5a+b(I+Q), GALILEO E6 (B+C), SBAS L5 (I+Q), QZSS
+         * L1C (D+P), QZSS L2C (M+L), QZSS L5 (I+Q), LEX(6) (S+L), BDS B1 (I+Q), BDS B2 (I+Q), BDS
+         * B3 (I+Q), IRNSS L5 (B+C).
+         */
+        CODE_TYPE_X = 10,
+
+        /** GPS L1Y, GPS L2Y. */
+        CODE_TYPE_Y = 11,
+
+        /** GALILEO E1 (A+B+C), GALILEO E6 (A+B+C), QZSS L1-SAIF. */
+        CODE_TYPE_Z = 12,
+
+        /** GPS L1 codeless, GPS L2 codeless. */
+        CODE_TYPE_CODELESS = 13
+    };
+
+    /**
+     * Extends a GNSS Measurement, adding a GnssMeasurementCodeType.
+     */
+    struct GnssMeasurement {
+        /**
+         * GNSS measurement information for a single satellite and frequency, as in the 1.1
+         * version of the HAL with further clarification of the value reported in the
+         * accumulatedDeltaRangeM field, i.e., the alignment of the phase measurement will not be
+         * adjusted by the receiver so the in-phase and quadrature phase components will have a
+         * quarter cycle offset as they do when transmitted from the satellites. If the measurement
+         * is from a combination of the in-phase and quadrature phase components, then the alignment
+         * of the phase measurement will be aligned to the in-phase component.
+         */
+        @1.1::IGnssMeasurementCallback.GnssMeasurement v1_1;
+
+        /**
+         * The type of code that is currently being tracked in the GNSS measurement.
+         *
+         * For high precision applications the type of code being tracked needs to be considered
+         * in-order to properly apply code specific corrections to the psuedorange measurements.
+         */
+        GnssMeasurementCodeType codeType;
+    };
+
+    /**
+     * Complete set of GNSS Measurement data, same as 1.1 with additional enum in measurements.
+     */
+    struct GnssData {
+        /** The full set of satellite measurement observations. */
+        vec<GnssMeasurement> measurements;
+
+        /** The GNSS clock time reading. */
+        GnssClock clock;
+    };
+
+    /**
+     * Callback for the hal to pass a GnssData structure back to the client.
+     *
+     * @param data Contains a reading of GNSS measurements.
+     */
+    gnssMeasurementCb_2_0(GnssData data);
+};
diff --git a/gnss/2.0/default/Android.bp b/gnss/2.0/default/Android.bp
new file mode 100644
index 0000000..bec8260
--- /dev/null
+++ b/gnss/2.0/default/Android.bp
@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+cc_binary {
+    name: "android.hardware.gnss@2.0-service",
+    init_rc: ["android.hardware.gnss@2.0-service.rc"],
+    relative_install_path: "hw",
+    vendor: true,
+    srcs: [
+        "Gnss.cpp",
+        "GnssMeasurement.cpp",
+        "service.cpp"
+    ],
+    shared_libs: [
+        "libhidlbase",
+        "libhidltransport",
+        "libutils",
+        "liblog",
+        "android.hardware.gnss@2.0",
+        "android.hardware.gnss.measurement_corrections@1.0",
+        "android.hardware.gnss@1.0",
+        "android.hardware.gnss@1.1",
+    ],
+}
diff --git a/gnss/2.0/default/Gnss.cpp b/gnss/2.0/default/Gnss.cpp
new file mode 100644
index 0000000..e21fb17
--- /dev/null
+++ b/gnss/2.0/default/Gnss.cpp
@@ -0,0 +1,225 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "Gnss"
+
+#include "Gnss.h"
+#include <log/log.h>
+
+namespace android {
+namespace hardware {
+namespace gnss {
+namespace V2_0 {
+namespace implementation {
+
+sp<V2_0::IGnssCallback> Gnss::sGnssCallback_2_0 = nullptr;
+sp<V1_1::IGnssCallback> Gnss::sGnssCallback_1_1 = nullptr;
+
+// Methods from V1_0::IGnss follow.
+Return<bool> Gnss::setCallback(const sp<V1_0::IGnssCallback>&) {
+    // TODO implement
+    return bool{};
+}
+
+Return<bool> Gnss::start() {
+    // TODO implement
+    return bool{};
+}
+
+Return<bool> Gnss::stop() {
+    // TODO implement
+    return bool{};
+}
+
+Return<void> Gnss::cleanup() {
+    // TODO implement
+    return Void();
+}
+
+Return<bool> Gnss::injectTime(int64_t, int64_t, int32_t) {
+    // TODO implement
+    return bool{};
+}
+
+Return<bool> Gnss::injectLocation(double, double, float) {
+    // TODO implement
+    return bool{};
+}
+
+Return<void> Gnss::deleteAidingData(V1_0::IGnss::GnssAidingData) {
+    // TODO implement
+    return Void();
+}
+
+Return<bool> Gnss::setPositionMode(V1_0::IGnss::GnssPositionMode,
+                                   V1_0::IGnss::GnssPositionRecurrence, uint32_t, uint32_t,
+                                   uint32_t) {
+    // TODO implement
+    return bool{};
+}
+
+Return<sp<V1_0::IAGnssRil>> Gnss::getExtensionAGnssRil() {
+    // TODO implement
+    return sp<V1_0::IAGnssRil>{};
+}
+
+Return<sp<V1_0::IGnssGeofencing>> Gnss::getExtensionGnssGeofencing() {
+    // TODO implement
+    return sp<V1_0::IGnssGeofencing>{};
+}
+
+Return<sp<V1_0::IAGnss>> Gnss::getExtensionAGnss() {
+    // TODO implement
+    return sp<V1_0::IAGnss>{};
+}
+
+Return<sp<V1_0::IGnssNi>> Gnss::getExtensionGnssNi() {
+    // TODO implement
+    return sp<V1_0::IGnssNi>{};
+}
+
+Return<sp<V1_0::IGnssMeasurement>> Gnss::getExtensionGnssMeasurement() {
+    // TODO implement
+    return sp<V1_0::IGnssMeasurement>{};
+}
+
+Return<sp<V1_0::IGnssNavigationMessage>> Gnss::getExtensionGnssNavigationMessage() {
+    // TODO implement
+    return sp<V1_0::IGnssNavigationMessage>{};
+}
+
+Return<sp<V1_0::IGnssXtra>> Gnss::getExtensionXtra() {
+    // TODO implement
+    return sp<V1_0::IGnssXtra>{};
+}
+
+Return<sp<V1_0::IGnssConfiguration>> Gnss::getExtensionGnssConfiguration() {
+    // TODO implement
+    return sp<V1_0::IGnssConfiguration>{};
+}
+
+Return<sp<V1_0::IGnssDebug>> Gnss::getExtensionGnssDebug() {
+    // TODO implement
+    return sp<V1_0::IGnssDebug>{};
+}
+
+Return<sp<V1_0::IGnssBatching>> Gnss::getExtensionGnssBatching() {
+    // TODO implement
+    return sp<V1_0::IGnssBatching>{};
+}
+
+// Methods from V1_1::IGnss follow.
+Return<bool> Gnss::setCallback_1_1(const sp<V1_1::IGnssCallback>& callback) {
+    ALOGD("Gnss::setCallback_1_1");
+    if (callback == nullptr) {
+        ALOGE("%s: Null callback ignored", __func__);
+        return false;
+    }
+
+    sGnssCallback_1_1 = callback;
+
+    uint32_t capabilities = 0x0;
+    auto ret = sGnssCallback_1_1->gnssSetCapabilitesCb(capabilities);
+    if (!ret.isOk()) {
+        ALOGE("%s: Unable to invoke callback", __func__);
+    }
+
+    V1_1::IGnssCallback::GnssSystemInfo gnssInfo = {.yearOfHw = 2019};
+
+    ret = sGnssCallback_1_1->gnssSetSystemInfoCb(gnssInfo);
+    if (!ret.isOk()) {
+        ALOGE("%s: Unable to invoke callback", __func__);
+    }
+
+    auto gnssName = "Google Mock GNSS Implementation v2.0";
+    ret = sGnssCallback_1_1->gnssNameCb(gnssName);
+    if (!ret.isOk()) {
+        ALOGE("%s: Unable to invoke callback", __func__);
+    }
+
+    return true;
+}
+
+Return<bool> Gnss::setPositionMode_1_1(V1_0::IGnss::GnssPositionMode,
+                                       V1_0::IGnss::GnssPositionRecurrence, uint32_t, uint32_t,
+                                       uint32_t, bool) {
+    // TODO implement
+    return bool{};
+}
+
+Return<sp<V1_1::IGnssConfiguration>> Gnss::getExtensionGnssConfiguration_1_1() {
+    // TODO implement
+    return sp<V1_1::IGnssConfiguration>{};
+}
+
+Return<sp<V1_1::IGnssMeasurement>> Gnss::getExtensionGnssMeasurement_1_1() {
+    // TODO implement
+    return sp<V1_1::IGnssMeasurement>{};
+}
+
+Return<bool> Gnss::injectBestLocation(const V1_0::GnssLocation&) {
+    // TODO implement
+    return bool{};
+}
+
+// Methods from V2_0::IGnss follow.
+Return<sp<V2_0::IGnssMeasurement>> Gnss::getExtensionGnssMeasurement_2_0() {
+    // TODO implement
+    return sp<V2_0::IGnssMeasurement>{};
+}
+
+Return<sp<measurement_corrections::V1_0::IMeasurementCorrections>>
+Gnss::getExtensionMeasurementCorrections() {
+    // TODO implement
+    return sp<measurement_corrections::V1_0::IMeasurementCorrections>{};
+}
+
+Return<bool> Gnss::setCallback_2_0(const sp<V2_0::IGnssCallback>& callback) {
+    ALOGD("Gnss::setCallback_2_0");
+    if (callback == nullptr) {
+        ALOGE("%s: Null callback ignored", __func__);
+        return false;
+    }
+
+    sGnssCallback_2_0 = callback;
+
+    uint32_t capabilities = 0x0;
+    auto ret = sGnssCallback_2_0->gnssSetCapabilitesCb(capabilities);
+    if (!ret.isOk()) {
+        ALOGE("%s: Unable to invoke callback", __func__);
+    }
+
+    V1_1::IGnssCallback::GnssSystemInfo gnssInfo = {.yearOfHw = 2019};
+
+    ret = sGnssCallback_2_0->gnssSetSystemInfoCb(gnssInfo);
+    if (!ret.isOk()) {
+        ALOGE("%s: Unable to invoke callback", __func__);
+    }
+
+    auto gnssName = "Google Mock GNSS Implementation v2.0";
+    ret = sGnssCallback_2_0->gnssNameCb(gnssName);
+    if (!ret.isOk()) {
+        ALOGE("%s: Unable to invoke callback", __func__);
+    }
+
+    return true;
+}
+
+}  // namespace implementation
+}  // namespace V2_0
+}  // namespace gnss
+}  // namespace hardware
+}  // namespace android
diff --git a/gnss/2.0/default/Gnss.h b/gnss/2.0/default/Gnss.h
new file mode 100644
index 0000000..7f14513
--- /dev/null
+++ b/gnss/2.0/default/Gnss.h
@@ -0,0 +1,91 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_HARDWARE_GNSS_V2_0_GNSS_H
+#define ANDROID_HARDWARE_GNSS_V2_0_GNSS_H
+
+#include <android/hardware/gnss/2.0/IGnss.h>
+#include <hidl/MQDescriptor.h>
+#include <hidl/Status.h>
+
+namespace android {
+namespace hardware {
+namespace gnss {
+namespace V2_0 {
+namespace implementation {
+
+using ::android::sp;
+using ::android::hardware::hidl_array;
+using ::android::hardware::hidl_memory;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
+using ::android::hardware::Return;
+using ::android::hardware::Void;
+
+struct Gnss : public IGnss {
+    // Methods from V1_0::IGnss follow.
+    Return<bool> setCallback(const sp<V1_0::IGnssCallback>& callback) override;
+    Return<bool> start() override;
+    Return<bool> stop() override;
+    Return<void> cleanup() override;
+    Return<bool> injectTime(int64_t timeMs, int64_t timeReferenceMs,
+                            int32_t uncertaintyMs) override;
+    Return<bool> injectLocation(double latitudeDegrees, double longitudeDegrees,
+                                float accuracyMeters) override;
+    Return<void> deleteAidingData(V1_0::IGnss::GnssAidingData aidingDataFlags) override;
+    Return<bool> setPositionMode(V1_0::IGnss::GnssPositionMode mode,
+                                 V1_0::IGnss::GnssPositionRecurrence recurrence,
+                                 uint32_t minIntervalMs, uint32_t preferredAccuracyMeters,
+                                 uint32_t preferredTimeMs) override;
+    Return<sp<V1_0::IAGnssRil>> getExtensionAGnssRil() override;
+    Return<sp<V1_0::IGnssGeofencing>> getExtensionGnssGeofencing() override;
+    Return<sp<V1_0::IAGnss>> getExtensionAGnss() override;
+    Return<sp<V1_0::IGnssNi>> getExtensionGnssNi() override;
+    Return<sp<V1_0::IGnssMeasurement>> getExtensionGnssMeasurement() override;
+    Return<sp<V1_0::IGnssNavigationMessage>> getExtensionGnssNavigationMessage() override;
+    Return<sp<V1_0::IGnssXtra>> getExtensionXtra() override;
+    Return<sp<V1_0::IGnssConfiguration>> getExtensionGnssConfiguration() override;
+    Return<sp<V1_0::IGnssDebug>> getExtensionGnssDebug() override;
+    Return<sp<V1_0::IGnssBatching>> getExtensionGnssBatching() override;
+
+    // Methods from V1_1::IGnss follow.
+    Return<bool> setCallback_1_1(const sp<V1_1::IGnssCallback>& callback) override;
+    Return<bool> setPositionMode_1_1(V1_0::IGnss::GnssPositionMode mode,
+                                     V1_0::IGnss::GnssPositionRecurrence recurrence,
+                                     uint32_t minIntervalMs, uint32_t preferredAccuracyMeters,
+                                     uint32_t preferredTimeMs, bool lowPowerMode) override;
+    Return<sp<V1_1::IGnssConfiguration>> getExtensionGnssConfiguration_1_1() override;
+    Return<sp<V1_1::IGnssMeasurement>> getExtensionGnssMeasurement_1_1() override;
+    Return<bool> injectBestLocation(const V1_0::GnssLocation& location) override;
+
+    // Methods from V2_0::IGnss follow.
+    Return<sp<V2_0::IGnssMeasurement>> getExtensionGnssMeasurement_2_0() override;
+    Return<bool> setCallback_2_0(const sp<V2_0::IGnssCallback>& callback) override;
+    Return<sp<measurement_corrections::V1_0::IMeasurementCorrections>>
+    getExtensionMeasurementCorrections() override;
+
+   private:
+    static sp<V2_0::IGnssCallback> sGnssCallback_2_0;
+    static sp<V1_1::IGnssCallback> sGnssCallback_1_1;
+};
+
+}  // namespace implementation
+}  // namespace V2_0
+}  // namespace gnss
+}  // namespace hardware
+}  // namespace android
+
+#endif  // ANDROID_HARDWARE_GNSS_V2_0_GNSS_H
\ No newline at end of file
diff --git a/gnss/2.0/default/GnssMeasurement.cpp b/gnss/2.0/default/GnssMeasurement.cpp
new file mode 100644
index 0000000..fbcdc12
--- /dev/null
+++ b/gnss/2.0/default/GnssMeasurement.cpp
@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) 2018 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 "GnssMeasurement.h"
+
+namespace android {
+namespace hardware {
+namespace gnss {
+namespace V2_0 {
+namespace implementation {
+
+// Methods from V1_0::IGnssMeasurement follow.
+Return<V1_0::IGnssMeasurement::GnssMeasurementStatus> GnssMeasurement::setCallback(
+    const sp<V1_0::IGnssMeasurementCallback>&) {
+    // TODO implement
+    return V1_0::IGnssMeasurement::GnssMeasurementStatus{};
+}
+
+Return<void> GnssMeasurement::close() {
+    // TODO implement
+    return Void();
+}
+
+// Methods from V1_1::IGnssMeasurement follow.
+Return<V1_0::IGnssMeasurement::GnssMeasurementStatus> GnssMeasurement::setCallback_1_1(
+    const sp<V1_1::IGnssMeasurementCallback>&, bool) {
+    // TODO implement
+    return V1_0::IGnssMeasurement::GnssMeasurementStatus{};
+}
+
+// Methods from V2_0::IGnssMeasurement follow.
+Return<V1_0::IGnssMeasurement::GnssMeasurementStatus> GnssMeasurement::setCallback_2_0(
+    const sp<V2_0::IGnssMeasurementCallback>&, bool) {
+    // TODO implement
+    return V1_0::IGnssMeasurement::GnssMeasurementStatus{};
+}
+
+// Methods from ::android::hidl::base::V1_0::IBase follow.
+
+// IGnssMeasurement* HIDL_FETCH_IGnssMeasurement(const char* /* name */) {
+// return new GnssMeasurement();
+//}
+//
+}  // namespace implementation
+}  // namespace V2_0
+}  // namespace gnss
+}  // namespace hardware
+}  // namespace android
diff --git a/gnss/2.0/default/GnssMeasurement.h b/gnss/2.0/default/GnssMeasurement.h
new file mode 100644
index 0000000..8c621bb
--- /dev/null
+++ b/gnss/2.0/default/GnssMeasurement.h
@@ -0,0 +1,59 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_HARDWARE_GNSS_V2_0_GNSSMEASUREMENT_H
+#define ANDROID_HARDWARE_GNSS_V2_0_GNSSMEASUREMENT_H
+
+#include <android/hardware/gnss/2.0/IGnssMeasurement.h>
+#include <hidl/MQDescriptor.h>
+#include <hidl/Status.h>
+
+namespace android {
+namespace hardware {
+namespace gnss {
+namespace V2_0 {
+namespace implementation {
+
+using ::android::sp;
+using ::android::hardware::hidl_array;
+using ::android::hardware::hidl_memory;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
+using ::android::hardware::Return;
+using ::android::hardware::Void;
+
+struct GnssMeasurement : public IGnssMeasurement {
+    // Methods from V1_0::IGnssMeasurement follow.
+    Return<V1_0::IGnssMeasurement::GnssMeasurementStatus> setCallback(
+        const sp<V1_0::IGnssMeasurementCallback>& callback) override;
+    Return<void> close() override;
+
+    // Methods from V1_1::IGnssMeasurement follow.
+    Return<V1_0::IGnssMeasurement::GnssMeasurementStatus> setCallback_1_1(
+        const sp<V1_1::IGnssMeasurementCallback>& callback, bool enableFullTracking) override;
+
+    // Methods from V2_0::IGnssMeasurement follow.
+    Return<V1_0::IGnssMeasurement::GnssMeasurementStatus> setCallback_2_0(
+        const sp<V2_0::IGnssMeasurementCallback>& callback, bool enableFullTracking) override;
+};
+
+}  // namespace implementation
+}  // namespace V2_0
+}  // namespace gnss
+}  // namespace hardware
+}  // namespace android
+
+#endif  // ANDROID_HARDWARE_GNSS_V2_0_GNSSMEASUREMENT_H
diff --git a/gnss/2.0/default/OWNERS b/gnss/2.0/default/OWNERS
new file mode 100644
index 0000000..8da956c
--- /dev/null
+++ b/gnss/2.0/default/OWNERS
@@ -0,0 +1,5 @@
+wyattriley@google.com
+gomo@google.com
+smalkos@google.com
+yuhany@google.com
+aadmal@google.com
diff --git a/gnss/2.0/default/android.hardware.gnss@2.0-service.rc b/gnss/2.0/default/android.hardware.gnss@2.0-service.rc
new file mode 100644
index 0000000..a27240d
--- /dev/null
+++ b/gnss/2.0/default/android.hardware.gnss@2.0-service.rc
@@ -0,0 +1,4 @@
+service vendor.gnss-2-0 /vendor/bin/hw/android.hardware.gnss@2.0-service
+    class hal
+    user system
+    group system
diff --git a/gnss/2.0/default/service.cpp b/gnss/2.0/default/service.cpp
new file mode 100644
index 0000000..301d181
--- /dev/null
+++ b/gnss/2.0/default/service.cpp
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "android.hardware.gnss@2.0-service"
+
+#include <hidl/HidlSupport.h>
+#include <hidl/HidlTransportSupport.h>
+#include "Gnss.h"
+
+using ::android::OK;
+using ::android::sp;
+using ::android::hardware::configureRpcThreadpool;
+using ::android::hardware::joinRpcThreadpool;
+using ::android::hardware::gnss::V2_0::IGnss;
+using ::android::hardware::gnss::V2_0::implementation::Gnss;
+
+int main(int /* argc */, char* /* argv */ []) {
+    sp<IGnss> gnss = new Gnss();
+    configureRpcThreadpool(1, true /* will join */);
+    if (gnss->registerAsService() != OK) {
+        ALOGE("Could not register gnss 2.0 service.");
+        return 1;
+    }
+    joinRpcThreadpool();
+
+    ALOGE("Service exited!");
+    return 1;
+}
diff --git a/gnss/2.0/vts/OWNERS b/gnss/2.0/vts/OWNERS
new file mode 100644
index 0000000..0a7ce6c
--- /dev/null
+++ b/gnss/2.0/vts/OWNERS
@@ -0,0 +1,8 @@
+wyattriley@google.com
+gomo@google.com
+smalkos@google.com
+yuhany@google.com
+aadmal@google.com
+
+# VTS team
+yim@google.com
diff --git a/audio/core/2.0/vts/functional/Android.bp b/gnss/2.0/vts/functional/Android.bp
similarity index 61%
rename from audio/core/2.0/vts/functional/Android.bp
rename to gnss/2.0/vts/functional/Android.bp
index cfa637b..894716d 100644
--- a/audio/core/2.0/vts/functional/Android.bp
+++ b/gnss/2.0/vts/functional/Android.bp
@@ -1,5 +1,5 @@
 //
-// Copyright (C) 2017 The Android Open Source Project
+// Copyright (C) 2018 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.
@@ -15,19 +15,17 @@
 //
 
 cc_test {
-    name: "VtsHalAudioV2_0TargetTest",
+    name: "VtsHalGnssV2_0TargetTest",
     defaults: ["VtsHalTargetTestDefaults"],
     srcs: [
-        "AudioPrimaryHidlHalTest.cpp",
-        "ValidateAudioConfiguration.cpp"
+        "gnss_hal_test.cpp",
+        "gnss_hal_test_cases.cpp",
+        "VtsHalGnssV2_0TargetTest.cpp",
     ],
     static_libs: [
-        "android.hardware.audio.common.test.utility",
-        "android.hardware.audio@2.0",
-        "android.hardware.audio.common@2.0",
-        "libicuuc",
-        "libicuuc_stubdata",
-        "libxml2",
+        "android.hardware.gnss.measurement_corrections@1.0",
+        "android.hardware.gnss@1.0",
+        "android.hardware.gnss@1.1",
+        "android.hardware.gnss@2.0",
     ],
-    test_suites: ["general-tests"],
 }
diff --git a/gnss/2.0/vts/functional/VtsHalGnssV2_0TargetTest.cpp b/gnss/2.0/vts/functional/VtsHalGnssV2_0TargetTest.cpp
new file mode 100644
index 0000000..ae36c50
--- /dev/null
+++ b/gnss/2.0/vts/functional/VtsHalGnssV2_0TargetTest.cpp
@@ -0,0 +1,29 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#define LOG_TAG "VtsHalGnssV2_0TargetTest"
+
+#include <VtsHalHidlTargetTestBase.h>
+
+#include "gnss_hal_test.h"
+
+int main(int argc, char** argv) {
+    ::testing::AddGlobalTestEnvironment(GnssHidlEnvironment::Instance());
+    ::testing::InitGoogleTest(&argc, argv);
+    GnssHidlEnvironment::Instance()->init(&argc, argv);
+    int status = RUN_ALL_TESTS();
+    ALOGI("Test result = %d", status);
+    return status;
+}
diff --git a/gnss/2.0/vts/functional/gnss_hal_test.cpp b/gnss/2.0/vts/functional/gnss_hal_test.cpp
new file mode 100644
index 0000000..d7101a0
--- /dev/null
+++ b/gnss/2.0/vts/functional/gnss_hal_test.cpp
@@ -0,0 +1,129 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "GnssHalTest"
+
+#include <gnss_hal_test.h>
+
+#include <chrono>
+
+// Implementations for the main test class for GNSS HAL
+GnssHalTest::GnssHalTest()
+    : info_called_count_(0),
+      capabilities_called_count_(0),
+      location_called_count_(0),
+      name_called_count_(0),
+      notify_count_(0) {}
+
+void GnssHalTest::SetUp() {
+    gnss_hal_ = ::testing::VtsHalHidlTargetTestBase::getService<IGnss>(
+        GnssHidlEnvironment::Instance()->getServiceName<IGnss>());
+    list_gnss_sv_status_.clear();
+    ASSERT_NE(gnss_hal_, nullptr);
+
+    SetUpGnssCallback();
+}
+
+void GnssHalTest::TearDown() {
+    if (gnss_hal_ != nullptr) {
+        gnss_hal_->cleanup();
+    }
+    if (notify_count_ > 0) {
+        ALOGW("%d unprocessed callbacks discarded", notify_count_);
+    }
+}
+
+void GnssHalTest::SetUpGnssCallback() {
+    gnss_cb_ = new GnssCallback(*this);
+    ASSERT_NE(gnss_cb_, nullptr);
+
+    auto result = gnss_hal_->setCallback_1_1(gnss_cb_);
+    if (!result.isOk()) {
+        ALOGE("result of failed setCallback %s", result.description().c_str());
+    }
+
+    ASSERT_TRUE(result.isOk());
+    ASSERT_TRUE(result);
+
+    /*
+     * All capabilities, name and systemInfo callbacks should trigger
+     */
+    EXPECT_EQ(std::cv_status::no_timeout, wait(TIMEOUT_SEC));
+    EXPECT_EQ(std::cv_status::no_timeout, wait(TIMEOUT_SEC));
+    EXPECT_EQ(std::cv_status::no_timeout, wait(TIMEOUT_SEC));
+
+    EXPECT_EQ(capabilities_called_count_, 1);
+    EXPECT_EQ(info_called_count_, 1);
+    EXPECT_EQ(name_called_count_, 1);
+}
+
+void GnssHalTest::notify() {
+    std::unique_lock<std::mutex> lock(mtx_);
+    notify_count_++;
+    cv_.notify_one();
+}
+
+std::cv_status GnssHalTest::wait(int timeout_seconds) {
+    std::unique_lock<std::mutex> lock(mtx_);
+
+    auto status = std::cv_status::no_timeout;
+    while (notify_count_ == 0) {
+        status = cv_.wait_for(lock, std::chrono::seconds(timeout_seconds));
+        if (status == std::cv_status::timeout) return status;
+    }
+    notify_count_--;
+    return status;
+}
+
+Return<void> GnssHalTest::GnssCallback::gnssSetSystemInfoCb(
+    const IGnssCallback::GnssSystemInfo& info) {
+    ALOGI("Info received, year %d", info.yearOfHw);
+    parent_.info_called_count_++;
+    parent_.last_info_ = info;
+    parent_.notify();
+    return Void();
+}
+
+Return<void> GnssHalTest::GnssCallback::gnssSetCapabilitesCb(uint32_t capabilities) {
+    ALOGI("Capabilities received %d", capabilities);
+    parent_.capabilities_called_count_++;
+    parent_.last_capabilities_ = capabilities;
+    parent_.notify();
+    return Void();
+}
+
+Return<void> GnssHalTest::GnssCallback::gnssNameCb(const android::hardware::hidl_string& name) {
+    ALOGI("Name received: %s", name.c_str());
+    parent_.name_called_count_++;
+    parent_.last_name_ = name;
+    parent_.notify();
+    return Void();
+}
+
+Return<void> GnssHalTest::GnssCallback::gnssLocationCb(const GnssLocation& location) {
+    ALOGI("Location received");
+    parent_.location_called_count_++;
+    parent_.last_location_ = location;
+    parent_.notify();
+    return Void();
+}
+
+Return<void> GnssHalTest::GnssCallback::gnssSvStatusCb(
+    const IGnssCallback::GnssSvStatus& svStatus) {
+    ALOGI("GnssSvStatus received");
+    parent_.list_gnss_sv_status_.emplace_back(svStatus);
+    return Void();
+}
diff --git a/gnss/2.0/vts/functional/gnss_hal_test.h b/gnss/2.0/vts/functional/gnss_hal_test.h
new file mode 100644
index 0000000..64f3575
--- /dev/null
+++ b/gnss/2.0/vts/functional/gnss_hal_test.h
@@ -0,0 +1,132 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef GNSS_HAL_TEST_H_
+#define GNSS_HAL_TEST_H_
+
+#include <android/hardware/gnss/2.0/IGnss.h>
+
+#include <VtsHalHidlTargetTestBase.h>
+#include <VtsHalHidlTargetTestEnvBase.h>
+
+#include <condition_variable>
+#include <list>
+#include <mutex>
+
+using android::hardware::Return;
+using android::hardware::Void;
+
+using android::hardware::gnss::V1_0::GnssLocation;
+
+using android::hardware::gnss::V1_0::GnssLocationFlags;
+using android::hardware::gnss::V1_1::IGnssCallback;
+using android::hardware::gnss::V2_0::IGnss;
+
+using android::sp;
+
+#define TIMEOUT_SEC 2  // for basic commands/responses
+
+// Test environment for GNSS HIDL HAL.
+class GnssHidlEnvironment : public ::testing::VtsHalHidlTargetTestEnvBase {
+   public:
+    // get the test environment singleton
+    static GnssHidlEnvironment* Instance() {
+        static GnssHidlEnvironment* instance = new GnssHidlEnvironment;
+        return instance;
+    }
+
+    virtual void registerTestServices() override { registerTestService<IGnss>(); }
+
+   private:
+    GnssHidlEnvironment() {}
+};
+
+// The main test class for GNSS HAL.
+class GnssHalTest : public ::testing::VtsHalHidlTargetTestBase {
+   public:
+    GnssHalTest();
+
+    virtual void SetUp() override;
+
+    virtual void TearDown() override;
+
+    /* Used as a mechanism to inform the test that a callback has occurred */
+    void notify();
+
+    /* Test code calls this function to wait for a callback */
+    std::cv_status wait(int timeout_seconds);
+
+    /* Callback class for data & Event. */
+    class GnssCallback : public IGnssCallback {
+       public:
+        GnssHalTest& parent_;
+
+        GnssCallback(GnssHalTest& parent) : parent_(parent){};
+
+        virtual ~GnssCallback() = default;
+
+        // Dummy callback handlers
+        Return<void> gnssStatusCb(const IGnssCallback::GnssStatusValue /* status */) override {
+            return Void();
+        }
+        Return<void> gnssNmeaCb(int64_t /* timestamp */,
+                                const android::hardware::hidl_string& /* nmea */) override {
+            return Void();
+        }
+        Return<void> gnssAcquireWakelockCb() override { return Void(); }
+        Return<void> gnssReleaseWakelockCb() override { return Void(); }
+        Return<void> gnssRequestLocationCb(bool /* independentFromGnss */) override {
+            return Void();
+        }
+        Return<void> gnssRequestTimeCb() override { return Void(); }
+        // Actual (test) callback handlers
+        Return<void> gnssNameCb(const android::hardware::hidl_string& name) override;
+        Return<void> gnssLocationCb(const GnssLocation& location) override;
+        Return<void> gnssSetCapabilitesCb(uint32_t capabilities) override;
+        Return<void> gnssSetSystemInfoCb(const IGnssCallback::GnssSystemInfo& info) override;
+        Return<void> gnssSvStatusCb(const IGnssCallback::GnssSvStatus& svStatus) override;
+    };
+
+    /*
+     * SetUpGnssCallback:
+     *   Set GnssCallback and verify the result.
+     */
+    void SetUpGnssCallback();
+
+    sp<IGnss> gnss_hal_;         // GNSS HAL to call into
+    sp<IGnssCallback> gnss_cb_;  // Primary callback interface
+
+    /* Count of calls to set the following items, and the latest item (used by
+     * test.)
+     */
+    int info_called_count_;
+    IGnssCallback::GnssSystemInfo last_info_;
+    uint32_t last_capabilities_;
+    int capabilities_called_count_;
+    int location_called_count_;
+    GnssLocation last_location_;
+    list<IGnssCallback::GnssSvStatus> list_gnss_sv_status_;
+
+    int name_called_count_;
+    android::hardware::hidl_string last_name_;
+
+   private:
+    std::mutex mtx_;
+    std::condition_variable cv_;
+    int notify_count_;
+};
+
+#endif  // GNSS_HAL_TEST_H_
diff --git a/gnss/2.0/vts/functional/gnss_hal_test_cases.cpp b/gnss/2.0/vts/functional/gnss_hal_test_cases.cpp
new file mode 100644
index 0000000..12a15e8
--- /dev/null
+++ b/gnss/2.0/vts/functional/gnss_hal_test_cases.cpp
@@ -0,0 +1,49 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "GnssHalTestCases"
+
+#include <VtsHalHidlTargetTestBase.h>
+#include <gnss_hal_test.h>
+
+using android::hardware::hidl_vec;
+
+using IGnssMeasurement_2_0 = android::hardware::gnss::V2_0::IGnssMeasurement;
+using IGnssMeasurement_1_1 = android::hardware::gnss::V1_1::IGnssMeasurement;
+
+/*
+ * SetupTeardownCreateCleanup:
+ * Requests the gnss HAL then calls cleanup
+ *
+ * Empty test fixture to verify basic Setup & Teardown
+ */
+TEST_F(GnssHalTest, SetupTeardownCreateCleanup) {}
+
+/*
+ * TestGnssMeasurementCallback:
+ * Gets the GnssMeasurementExtension and verify that it returns an actual extension.
+ */
+TEST_F(GnssHalTest, TestGnssMeasurementCallback) {
+    auto gnssMeasurement_2_0 = gnss_hal_->getExtensionGnssMeasurement_2_0();
+    auto gnssMeasurement_1_1 = gnss_hal_->getExtensionGnssMeasurement_1_1();
+    ASSERT_TRUE(gnssMeasurement_2_0.isOk() || gnssMeasurement_1_1.isOk());
+    if (last_capabilities_ & IGnssCallback::Capabilities::MEASUREMENTS) {
+        sp<IGnssMeasurement_2_0> iGnssMeas_2_0 = gnssMeasurement_2_0;
+        sp<IGnssMeasurement_1_1> iGnssMeas_1_1 = gnssMeasurement_1_1;
+        // Exactly one interface is non-null.
+        ASSERT_TRUE((iGnssMeas_1_1 != nullptr) != (iGnssMeas_2_0 != nullptr));
+    }
+}
diff --git a/gnss/measurement_corrections/1.0/Android.bp b/gnss/measurement_corrections/1.0/Android.bp
new file mode 100644
index 0000000..237b008
--- /dev/null
+++ b/gnss/measurement_corrections/1.0/Android.bp
@@ -0,0 +1,25 @@
+// This file is autogenerated by hidl-gen -Landroidbp.
+
+hidl_interface {
+    name: "android.hardware.gnss.measurement_corrections@1.0",
+    root: "android.hardware",
+    vndk: {
+        enabled: true,
+    },
+    srcs: [
+        "types.hal",
+        "IMeasurementCorrections.hal",
+    ],
+    interfaces: [
+        "android.hardware.gnss@1.0",
+        "android.hidl.base@1.0",
+    ],
+    types: [
+        "GnssSingleSatCorrectionFlags",
+        "MeasurementCorrections",
+        "ReflectingPlane",
+        "SingleSatCorrection",
+    ],
+    gen_java: true,
+}
+
diff --git a/gnss/measurement_corrections/1.0/IMeasurementCorrections.hal b/gnss/measurement_corrections/1.0/IMeasurementCorrections.hal
new file mode 100644
index 0000000..934d10f
--- /dev/null
+++ b/gnss/measurement_corrections/1.0/IMeasurementCorrections.hal
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.gnss.measurement_corrections@1.0;
+
+/**
+ * Interface for measurement corrections support.
+ */
+interface IMeasurementCorrections {
+
+    /**
+     * Injects measurement corrections to be used by the HAL to improve the GNSS location output.
+     *
+     * These are NOT to be used to adjust the IGnssMeasurementCallback output values -
+     * those remain raw, uncorrected measurements.
+     *
+     * In general, these are injected when conditions defined by the platform are met, such as when
+     * GNSS Location is being requested at a sufficiently high accuracy, based on the capabilities
+     * of the GNSS chipset as reported in the IGnssCallback.
+     *
+     * @param corrections The computed corrections to be used by the HAL.
+     *
+     * @return success Whether the HAL can accept & use these corrections.
+     */
+     setCorrections(MeasurementCorrections corrections) generates (bool success);
+};
diff --git a/gnss/measurement_corrections/1.0/types.hal b/gnss/measurement_corrections/1.0/types.hal
new file mode 100644
index 0000000..192bec9
--- /dev/null
+++ b/gnss/measurement_corrections/1.0/types.hal
@@ -0,0 +1,125 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.gnss.measurement_corrections@1.0;
+
+import android.hardware.gnss@1.0::GnssConstellationType;
+
+/**
+ * A struct with measurement corrections for a single visible satellites
+ *
+ * The bit mask singleSatCorrectionFlags indicates which correction values are valid in the struct
+ */
+struct SingleSatCorrection {
+
+    /** Contains GnssSingleSatCorrectionFlags bits. */
+    bitfield<GnssSingleSatCorrectionFlags> singleSatCorrectionFlags;
+
+    /**
+     * Defines the constellation of the given satellite.
+     */
+    GnssConstellationType constellation;
+
+    /**
+     * Satellite vehicle ID number, as defined in GnssSvInfo::svid
+     */
+    uint16_t svid;
+
+    /**
+     * Carrier frequency of the signal to be corrected, for example it can be the
+     * GPS center frequency for L1 = 1,575,420,000 Hz, varying GLO channels, etc.
+     *
+     * For a receiver with capabilities to track multiple frequencies for the same satellite,
+     * multiple corrections for the same satellite may be provided.
+     */
+    float carrierFrequencyHz;
+
+    /** True if the satellite is in Line-of-Sight condition */
+    bool satIsLos;
+
+    /**
+     * Excess path length to be subtracted from pseudorange before using it in calculating location.
+     *
+     * Note this value is NOT to be used to adjust the GnssMeasurementCallback outputs.
+     */
+    float excessPathLengthMeters;
+
+    /** Error estimate (1-sigma) for the Excess path length estimate */
+    float excessPathLengthUncertaintyMeters;
+
+    /** Defines the reflecting plane location and azimuth information */
+    ReflectingPlane reflectingPlance;
+};
+
+/**
+ * A struct containing a set of measurement corrections for all used GNSS satellites at the location
+ * specified by latitudeDegrees, longitudeDegrees, altitudeMeters and at the time of week specified
+ * toaGpsNanosecondsOfWeek
+ */
+struct MeasurementCorrections {
+    /** Represents latitude in degrees. */
+    double latitudeDegrees;
+
+    /** Represents longitude in degrees. */
+    double longitudeDegrees;
+
+    /**
+     * Represents altitude in meters above the WGS 84 reference ellipsoid.
+     */
+    double altitudeMeters;
+
+    /** Time Of Applicability, GPS time of week */
+    uint64_t toaGpsNanosecondsOfWeek;
+
+    /**
+     * A set of SingleSatCorrection each containing measurement corrections for a satellite in view
+     */
+    vec<SingleSatCorrection> satCorrections;
+};
+
+/**
+ * A struct containing the location and azimuth of the reflecting plane that the satellite signal
+ * has bounced from.
+ *
+ * This field is set only if the signal has bounced only once.
+ */
+struct ReflectingPlane {
+    /** Represents latitude of the reflecting plane in degrees. */
+    double latitudeDegrees;
+
+    /** Represents longitude of the reflecting plane in degrees. */
+    double longitudeDegrees;
+
+    /**
+     * Represents altitude of the reflecting plane in meters above the WGS 84 reference ellipsoid.
+     */
+    double altitudeMeters;
+
+    /** Represents azimuth clockwise from north of the reflecting plane in degrees. */
+    double azimuthDegrees;
+};
+
+/** Bit mask to indicate which values are valid in a SingleSatCorrection object. */
+enum GnssSingleSatCorrectionFlags : uint16_t {
+    /** GnssSingleSatCorrectionFlags has valid satellite-is-line-of-sight field. */
+    HAS_SAT_IS_LOS                           = 0x0001,
+    /** GnssSingleSatCorrectionFlags has valid Excess Path Length field. */
+    HAS_EXCESS_PATH_LENGTH                   = 0x0002,
+    /** GnssSingleSatCorrectionFlags has valid Excess Path Length Uncertainty field. */
+    HAS_EXCESS_PATH_LENGTH_UNC               = 0x0004,
+    /** GnssSingleSatCorrectionFlags has valid Reflecting Plane field. */
+    HAS_REFLECTING_PLANE                     = 0x0008
+};
\ No newline at end of file
diff --git a/graphics/composer/2.1/vts/functional/VtsHalGraphicsComposerV2_1TargetTest.cpp b/graphics/composer/2.1/vts/functional/VtsHalGraphicsComposerV2_1TargetTest.cpp
index 0a3e88b..4018aea 100644
--- a/graphics/composer/2.1/vts/functional/VtsHalGraphicsComposerV2_1TargetTest.cpp
+++ b/graphics/composer/2.1/vts/functional/VtsHalGraphicsComposerV2_1TargetTest.cpp
@@ -577,14 +577,6 @@
     }
 
     modes.clear();
-
-    modes.push_back(IComposerClient::PowerMode::ON);
-    modes.push_back(IComposerClient::PowerMode::ON);
-    for (auto mode : modes) {
-        ASSERT_NO_FATAL_FAILURE(mComposerClient->setPowerMode(mPrimaryDisplay, mode));
-    }
-
-    modes.clear();
     if (mComposerClient->getDozeSupport(mPrimaryDisplay)) {
         modes.push_back(IComposerClient::PowerMode::DOZE);
         modes.push_back(IComposerClient::PowerMode::DOZE);
@@ -602,6 +594,14 @@
             ASSERT_NO_FATAL_FAILURE(mComposerClient->setPowerMode(mPrimaryDisplay, mode));
         }
     }
+
+    modes.clear();
+
+    modes.push_back(IComposerClient::PowerMode::ON);
+    modes.push_back(IComposerClient::PowerMode::ON);
+    for (auto mode : modes) {
+        ASSERT_NO_FATAL_FAILURE(mComposerClient->setPowerMode(mPrimaryDisplay, mode));
+    }
 }
 
 /**
diff --git a/graphics/composer/2.3/IComposerClient.hal b/graphics/composer/2.3/IComposerClient.hal
index 7856658..e5ee3c5 100644
--- a/graphics/composer/2.3/IComposerClient.hal
+++ b/graphics/composer/2.3/IComposerClient.hal
@@ -27,6 +27,42 @@
 
 interface IComposerClient extends @2.2::IComposerClient {
 
+    // TODO: Move this enum to LLNDK after we decide where to put graphic types.
+    /**
+     * Required capabilities which are supported by the display. The
+     * particular set of supported capabilities for a given display may be
+     * retrieved using getDisplayCapabilities.
+     */
+    enum DisplayCapability : uint32_t {
+        INVALID = 0,
+
+        /**
+         * Indicates that the display must apply a color transform even when
+         * either the client or the device has chosen that all layers should
+         * be composed by the client. This prevents the client from applying
+         * the color transform during its composition step.
+         * If getDisplayCapabilities is supported, the global capability
+         * SKIP_CLIENT_COLOR_TRANSFORM is ignored.
+         * If getDisplayCapabilities is not supported, and the global capability
+         * SKIP_CLIENT_COLOR_TRANSFORM is returned by getCapabilities,
+         * then all displays must be treated as having
+         * SKIP_CLIENT_COLOR_TRANSFORM.
+         */
+        SKIP_CLIENT_COLOR_TRANSFORM = 1,
+
+        /**
+         * Indicates that the display supports PowerMode::DOZE and
+         * PowerMode::DOZE_SUSPEND. DOZE_SUSPEND may not provide any benefit
+         * over DOZE (see the definition of PowerMode for more information),
+         * but if both DOZE and DOZE_SUSPEND are no different from
+         * PowerMode::ON, the device must not claim support.
+         * Must be returned by getDisplayCapabilities when getDozeSupport
+         * indicates the display supports PowerMode::DOZE and
+         * PowerMode::DOZE_SUSPEND.
+         */
+        DOZE = 2,
+    };
+
     enum Command : @2.2::IComposerClient.Command {
         /**
          * SET_LAYER_COLOR_TRANSFORM has this pseudo prototype
@@ -350,4 +386,17 @@
      */
     setColorMode_2_3(Display display, ColorMode mode, RenderIntent intent)
           generates (Error error);
+
+    /**
+     * Provides a list of supported capabilities (as described in the
+     * definition of DisplayCapability above). This list must not change after
+     * initialization.
+     *
+     * @return error is NONE upon success. Otherwise,
+     *     BAD_DISPLAY when an invalid display handle was passed in.
+     * @return capabilities is a list of supported capabilities.
+     */
+    getDisplayCapabilities(Display display)
+              generates (Error error,
+                         vec<DisplayCapability> capabilities);
 };
diff --git a/graphics/composer/2.3/utils/hal/include/composer-hal/2.3/ComposerClient.h b/graphics/composer/2.3/utils/hal/include/composer-hal/2.3/ComposerClient.h
index be0ef4c..69872d2 100644
--- a/graphics/composer/2.3/utils/hal/include/composer-hal/2.3/ComposerClient.h
+++ b/graphics/composer/2.3/utils/hal/include/composer-hal/2.3/ComposerClient.h
@@ -73,6 +73,14 @@
         return err;
     }
 
+    Return<void> getDisplayCapabilities(
+        Display display, IComposerClient::getDisplayCapabilities_cb hidl_cb) override {
+        hidl_vec<IComposerClient::DisplayCapability> capabilities;
+        Error error = mHal->getDisplayCapabilities(display, &capabilities);
+        hidl_cb(error, capabilities);
+        return Void();
+    }
+
     static std::unique_ptr<ComposerClientImpl> create(Hal* hal) {
         auto client = std::make_unique<ComposerClientImpl>(hal);
         return client->init() ? std::move(client) : nullptr;
diff --git a/graphics/composer/2.3/utils/hal/include/composer-hal/2.3/ComposerHal.h b/graphics/composer/2.3/utils/hal/include/composer-hal/2.3/ComposerHal.h
index 8ca5d75..c7de848 100644
--- a/graphics/composer/2.3/utils/hal/include/composer-hal/2.3/ComposerHal.h
+++ b/graphics/composer/2.3/utils/hal/include/composer-hal/2.3/ComposerHal.h
@@ -84,6 +84,8 @@
                                             hidl_vec<uint64_t>& sampleComponent1,
                                             hidl_vec<uint64_t>& sampleComponent2,
                                             hidl_vec<uint64_t>& sampleComponent3) = 0;
+    virtual Error getDisplayCapabilities(
+        Display display, hidl_vec<IComposerClient::DisplayCapability>* outCapabilities) = 0;
 };
 
 }  // namespace hal
diff --git a/graphics/composer/2.3/utils/passthrough/include/composer-passthrough/2.3/HwcHal.h b/graphics/composer/2.3/utils/passthrough/include/composer-passthrough/2.3/HwcHal.h
index 8d444c8..f7ce7e8 100644
--- a/graphics/composer/2.3/utils/passthrough/include/composer-passthrough/2.3/HwcHal.h
+++ b/graphics/composer/2.3/utils/passthrough/include/composer-passthrough/2.3/HwcHal.h
@@ -163,6 +163,29 @@
         return static_cast<Error>(errorRaw);
     }
 
+    Error getDisplayCapabilities(
+        Display display, hidl_vec<IComposerClient::DisplayCapability>* outCapabilities) override {
+        if (!mDispatch.getDisplayCapabilities) {
+            return Error::UNSUPPORTED;
+        }
+
+        uint32_t count = 0;
+        int32_t error = mDispatch.getDisplayCapabilities(mDevice, display, &count, nullptr);
+        if (error != HWC2_ERROR_NONE) {
+            return static_cast<Error>(error);
+        }
+        outCapabilities->resize(count);
+        error = mDispatch.getDisplayCapabilities(
+            mDevice, display, &count,
+            reinterpret_cast<std::underlying_type<IComposerClient::DisplayCapability>::type*>(
+                outCapabilities->data()));
+        if (error != HWC2_ERROR_NONE) {
+            *outCapabilities = hidl_vec<IComposerClient::DisplayCapability>();
+            return static_cast<Error>(error);
+        }
+        return Error::NONE;
+    }
+
    protected:
     bool initDispatch() override {
         if (!BaseType2_2::initDispatch()) {
@@ -179,6 +202,8 @@
                                    &mDispatch.setDisplayedContentSamplingEnabled);
         this->initOptionalDispatch(HWC2_FUNCTION_GET_DISPLAYED_CONTENT_SAMPLE,
                                    &mDispatch.getDisplayedContentSample);
+        this->initOptionalDispatch(HWC2_FUNCTION_GET_DISPLAY_CAPABILITIES,
+                                   &mDispatch.getDisplayCapabilities);
         return true;
     }
 
@@ -189,6 +214,7 @@
         HWC2_PFN_GET_DISPLAYED_CONTENT_SAMPLING_ATTRIBUTES getDisplayedContentSamplingAttributes;
         HWC2_PFN_SET_DISPLAYED_CONTENT_SAMPLING_ENABLED setDisplayedContentSamplingEnabled;
         HWC2_PFN_GET_DISPLAYED_CONTENT_SAMPLE getDisplayedContentSample;
+        HWC2_PFN_GET_DISPLAY_CAPABILITIES getDisplayCapabilities;
     } mDispatch = {};
 
     using BaseType2_2 = V2_2::passthrough::detail::HwcHalImpl<Hal>;
diff --git a/graphics/composer/2.3/utils/vts/ComposerVts.cpp b/graphics/composer/2.3/utils/vts/ComposerVts.cpp
index 9304992..c631c50 100644
--- a/graphics/composer/2.3/utils/vts/ComposerVts.cpp
+++ b/graphics/composer/2.3/utils/vts/ComposerVts.cpp
@@ -150,6 +150,15 @@
     return error;
 }
 
+std::vector<IComposerClient::DisplayCapability> ComposerClient::getDisplayCapabilities(
+    Display display) {
+    std::vector<IComposerClient::DisplayCapability> capabilities;
+    mClient->getDisplayCapabilities(
+        display, [&](const auto&, const auto& tmpCapabilities) { capabilities = tmpCapabilities; });
+
+    return capabilities;
+}
+
 }  // namespace vts
 }  // namespace V2_3
 }  // namespace composer
diff --git a/graphics/composer/2.3/utils/vts/include/composer-vts/2.3/ComposerVts.h b/graphics/composer/2.3/utils/vts/include/composer-vts/2.3/ComposerVts.h
index 4b9c955..d3aa779 100644
--- a/graphics/composer/2.3/utils/vts/include/composer-vts/2.3/ComposerVts.h
+++ b/graphics/composer/2.3/utils/vts/include/composer-vts/2.3/ComposerVts.h
@@ -91,6 +91,7 @@
 
     bool getClientTargetSupport_2_3(Display display, uint32_t width, uint32_t height,
                                     PixelFormat format, Dataspace dataspace);
+    std::vector<IComposerClient::DisplayCapability> getDisplayCapabilities(Display display);
 
    private:
     const sp<IComposerClient> mClient;
diff --git a/graphics/composer/2.3/vts/functional/VtsHalGraphicsComposerV2_3TargetTest.cpp b/graphics/composer/2.3/vts/functional/VtsHalGraphicsComposerV2_3TargetTest.cpp
index a294825..6c5cb5d 100644
--- a/graphics/composer/2.3/vts/functional/VtsHalGraphicsComposerV2_3TargetTest.cpp
+++ b/graphics/composer/2.3/vts/functional/VtsHalGraphicsComposerV2_3TargetTest.cpp
@@ -427,6 +427,23 @@
     }
 }
 
+/*
+ * getDisplayCapabilities is required in composer 2.3
+ * Test some constraints.
+ */
+TEST_F(GraphicsComposerHidlTest, getDisplayCapabilitiesBasic) {
+    auto capabilities = mComposerClient->getDisplayCapabilities(mPrimaryDisplay);
+    bool hasDozeSupport = std::find(capabilities.begin(), capabilities.end(),
+                                    IComposerClient::DisplayCapability::DOZE) != capabilities.end();
+    EXPECT_EQ(mComposerClient->getDozeSupport(mPrimaryDisplay), hasDozeSupport);
+}
+
+TEST_F(GraphicsComposerHidlTest, getDisplayCapabilitiesBadDisplay) {
+    mComposerClient->getRaw()->getDisplayCapabilities(
+        mInvalidDisplayId,
+        [&](const auto& tmpError, const auto&) { EXPECT_EQ(Error::BAD_DISPLAY, tmpError); });
+}
+
 }  // namespace
 }  // namespace vts
 }  // namespace V2_3
diff --git a/neuralnetworks/1.0/vts/functional/GeneratedTestHarness.cpp b/neuralnetworks/1.0/vts/functional/GeneratedTestHarness.cpp
index 802d018..d2703cb 100644
--- a/neuralnetworks/1.0/vts/functional/GeneratedTestHarness.cpp
+++ b/neuralnetworks/1.0/vts/functional/GeneratedTestHarness.cpp
@@ -36,6 +36,7 @@
 namespace generated_tests {
 using ::android::hardware::neuralnetworks::V1_0::implementation::ExecutionCallback;
 using ::android::hardware::neuralnetworks::V1_0::implementation::PreparedModelCallback;
+using ::test_helper::bool8;
 using ::test_helper::compare;
 using ::test_helper::expectMultinomialDistributionWithinTolerance;
 using ::test_helper::filter;
@@ -65,7 +66,8 @@
     copy_back_<uint8_t>(dst, ra, src);
     copy_back_<int16_t>(dst, ra, src);
     copy_back_<_Float16>(dst, ra, src);
-    static_assert(5 == std::tuple_size<MixedTyped>::value,
+    copy_back_<bool8>(dst, ra, src);
+    static_assert(6 == std::tuple_size<MixedTyped>::value,
                   "Number of types in MixedTyped changed, but copy_back function wasn't updated");
 }
 
diff --git a/neuralnetworks/1.2/Android.bp b/neuralnetworks/1.2/Android.bp
index 5a661e0..e155bbd 100644
--- a/neuralnetworks/1.2/Android.bp
+++ b/neuralnetworks/1.2/Android.bp
@@ -19,8 +19,10 @@
         "Model",
         "Operand",
         "OperandType",
+        "OperandTypeRange",
         "Operation",
         "OperationType",
+        "OperationTypeRange",
     ],
     gen_java: false,
 }
diff --git a/neuralnetworks/1.2/types.hal b/neuralnetworks/1.2/types.hal
index fe9b312..f196792 100644
--- a/neuralnetworks/1.2/types.hal
+++ b/neuralnetworks/1.2/types.hal
@@ -42,16 +42,27 @@
     TENSOR_QUANT16_SYMM = 7,
     /** A tensor of 16 bit floating point values. */
     TENSOR_FLOAT16 = 8,
+    /**
+     * A tensor of 8 bit boolean values.
+     *
+     * Values of this operand type are either true or false. A zero value
+     * represents false; any other value represents true.
+     */
+    TENSOR_BOOL8 = 9,
+    /* ADDING A NEW FUNDAMENTAL TYPE REQUIRES UPDATING THE VALUE OF
+     * OperandTypeRange::OPERAND_FUNDAMENTAL_MAX.
+     */
+    /* ADDING A NEW OEM TYPE REQUIRES UPDATING THE VALUE OF
+     * OperandTypeRange::OPERAND_OEM_MAX.
+     */
 };
 
 /**
- * The range of values in the OperandType enum.
- *
- * THE MAX VALUES MUST BE UPDATED WHEN ADDING NEW TYPES to the OperandType enum.
+ * The range of operand values in the OperandType enum.
  */
 enum OperandTypeRange : uint32_t {
     OPERAND_FUNDAMENTAL_MIN = 0,
-    OPERAND_FUNDAMENTAL_MAX = 8,
+    OPERAND_FUNDAMENTAL_MAX = 9,
     OPERAND_OEM_MIN     = 10000,
     OPERAND_OEM_MAX     = 10001,
 };
@@ -115,16 +126,20 @@
     ROTATED_BBOX_TRANSFORM = 87,
     ABS = 88,
     ROI_POOLING = 89,
+    /* ADDING A NEW FUNDAMENTAL OPERATION REQUIRES UPDATING THE VALUE OF
+     * OperationTypeRange::OPERATION_FUNDAMENTAL_MAX.
+     */
+    /* ADDING A NEW OEM OPERATION REQUIRES UPDATING THE VALUE OF
+     * OperationTypeRange::OPERATION_OEM_MAX.
+     */
 };
 
 /**
  * The range of values in the OperationType enum.
- *
- * THE MAX VALUES MUST BE UPDATED WHEN ADDING NEW TYPES to the OperationType enum.
  */
 enum OperationTypeRange : uint32_t {
     OPERATION_FUNDAMENTAL_MIN = 0,
-    OPERATION_FUNDAMENTAL_MAX = 87,
+    OPERATION_FUNDAMENTAL_MAX = 89,
     OPERATION_OEM_MIN = 10000,
     OPERATION_OEM_MAX = 10000,
 };
diff --git a/neuralnetworks/1.2/vts/functional/ValidateModel.cpp b/neuralnetworks/1.2/vts/functional/ValidateModel.cpp
index c4f1b5e..294415b 100644
--- a/neuralnetworks/1.2/vts/functional/ValidateModel.cpp
+++ b/neuralnetworks/1.2/vts/functional/ValidateModel.cpp
@@ -301,8 +301,9 @@
     for (const Operation& operation : model.operations) {
         // Skip mutateOperationOperandTypeTest for the following operations.
         // - LSH_PROJECTION's second argument is allowed to have any type.
-        // - ARGMIN and ARGMAX's first argument can be any of TENSOR_(FLOAT32|INT32|QUANT8_ASYMM).
-        // - CAST's argument can be any of TENSOR_(FLOAT32|INT32|QUANT8_ASYMM).
+        // - ARGMIN and ARGMAX's first argument can be any of
+        // TENSOR_(FLOAT16|FLOAT32|INT32|QUANT8_ASYMM).
+        // - CAST's argument can be any of TENSOR_(FLOAT16|FLOAT32|INT32|QUANT8_ASYMM).
         switch (operation.type) {
             case OperationType::LSH_PROJECTION: {
                 if (operand == operation.inputs[1]) {
@@ -312,8 +313,8 @@
             case OperationType::CAST:
             case OperationType::ARGMAX:
             case OperationType::ARGMIN: {
-                if (type == OperandType::TENSOR_FLOAT32 || type == OperandType::TENSOR_INT32 ||
-                    type == OperandType::TENSOR_QUANT8_ASYMM) {
+                if (type == OperandType::TENSOR_FLOAT16 || type == OperandType::TENSOR_FLOAT32 ||
+                    type == OperandType::TENSOR_INT32 || type == OperandType::TENSOR_QUANT8_ASYMM) {
                     return true;
                 }
             } break;
diff --git a/power/stats/1.0/IPowerStats.hal b/power/stats/1.0/IPowerStats.hal
index 75c6a72..74ceb8f 100644
--- a/power/stats/1.0/IPowerStats.hal
+++ b/power/stats/1.0/IPowerStats.hal
@@ -105,9 +105,9 @@
      * consumption.
      *
      * @return powerEntityInfos List of information on each PowerEntity
-     * @return status SUCCESS on success or NOT_SUPPORTED if
-     *     feature is not enabled or FILESYSTEM_ERROR on filesystem nodes
-     *     access error.
+     * @return status SUCCESS on success, NOT_SUPPORTED if feature is not
+     *     enabled, FILESYSTEM_ERROR if there was an error accessing the
+     *     filesystem.
      */
     getPowerEntityInfo()
         generates(vec<PowerEntityInfo> powerEntityInfos, Status status);
@@ -123,12 +123,11 @@
      *     information for all PowerEntity(s) pass an empty vector.
      *
      * @return powerEntityStateSpaces PowerEntity state space information for
-     *     each specified PowerEntity.
-     * @return status SUCCESS if powerEntityStateInfos contains state space
-     *     information for at least one PowerEntity, NOT_SUPPORTED if feature
-     *     is not enabled, INVALID_INPUT if no requested PowerEntity(s)
-     *     provide state space information, FILESYSTEM_ERROR if no state space
-     *     information is returned due to filesystem errors.
+     *     each specified PowerEntity that provides state space information.
+     * @return status SUCCESS on success, NOT_SUPPORTED if feature is not
+     *     enabled, FILESYSTEM_ERROR if there was an error accessing the
+     *     filesystem, INVALID_INPUT if any requested PowerEntity(s) do not
+     *     provide state space information and there was not a filesystem error.
      */
     getPowerEntityStateInfo(vec<uint32_t> powerEntityIds)
         generates(vec<PowerEntityStateSpace> powerEntityStateSpaces,
@@ -148,13 +147,12 @@
      *     residency data is requested. PowerEntity name to ID mapping may
      *     be queried from getPowerEntityInfo(). To get state residency
      *     data for all PowerEntity(s) pass an empty vector.
-     * @return stateResidencyResults state residency data for the
-     *     specified powerEntity(s)
-     * @return status SUCCESS if stateResidencyResults contains residency
-     *     data for at least one PowerEntity, NOT_SUPPORTED if
-     *     feature is not enabled, INVALID_INPUT if no requested
-     *     PowerEntity(s) provide state residency data, FILESYSTEM_ERROR
-     *     if no data is returned due to filesystem errors.
+     * @return stateResidencyResults state residency data for each specified
+     *     PowerEntity that provides state residency data.
+     * @return status SUCCESS on success, NOT_SUPPORTED if feature is not
+     *     enabled, FILESYSTEM_ERROR if there was an error accessing the
+     *     filesystem, INVALID_INPUT if any requested PowerEntity(s) do not
+     *     provide state residency data and there was not a filesystem error.
      */
     getPowerEntityStateResidencyData(vec<uint32_t> powerEntityIds)
         generates(vec<PowerEntityStateResidencyResult> stateResidencyResults,
diff --git a/power/stats/1.0/types.hal b/power/stats/1.0/types.hal
index 986a6bb..644224b 100644
--- a/power/stats/1.0/types.hal
+++ b/power/stats/1.0/types.hal
@@ -69,19 +69,18 @@
  * given PowerEntity.
  */
 struct PowerEntityInfo {
-    /** ID corresponding to the PowerEntity */
+    /** Unique ID corresponding to the PowerEntity */
     uint32_t powerEntityId;
-    /**
-     * Name of the PowerEntity. This is unique and opaque to the
-     * Android framework
-     */
+    /** Name of the PowerEntity */
     string powerEntityName;
     /** Type of the PowerEntity */
     PowerEntityType type;
 };
 
 struct PowerEntityStateInfo {
-    /** ID corresponding to the state */
+    /**
+     * ID corresponding to the state. Unique for a given PowerEntityStateSpace
+     */
     uint32_t powerEntityStateId;
     /** Name of the state */
     string powerEntityStateName;
@@ -93,7 +92,7 @@
  * PowerEntity provides residency data for.
  */
 struct PowerEntityStateSpace {
-    /** ID of the corresponding PowerEntity */
+    /** Unique ID of the corresponding PowerEntity */
     uint32_t powerEntityId;
 
     /** List of states that the PowerEntity may reside in */
@@ -102,7 +101,7 @@
 
 /** Contains residency data for a single state */
 struct PowerEntityStateResidencyData {
-    /** ID of the corresponding PowerEntityStateInfo */
+    /** Unique ID of the corresponding PowerEntityStateInfo */
     uint32_t powerEntityStateId;
     /**
      * Total time in milliseconds that the corresponding PowerEntity resided
@@ -122,7 +121,7 @@
 };
 
 struct PowerEntityStateResidencyResult {
-    /** ID of the corresponding PowerEntity */
+    /** Unique ID of the corresponding PowerEntity */
     uint32_t powerEntityId;
     /** Residency data for each state the PowerEntity's state space */
     vec<PowerEntityStateResidencyData> stateResidencyData;
diff --git a/power/stats/1.0/vts/functional/VtsHalPowerStatsV1_0TargetTest.cpp b/power/stats/1.0/vts/functional/VtsHalPowerStatsV1_0TargetTest.cpp
index 1a1230b..9f007e4 100644
--- a/power/stats/1.0/vts/functional/VtsHalPowerStatsV1_0TargetTest.cpp
+++ b/power/stats/1.0/vts/functional/VtsHalPowerStatsV1_0TargetTest.cpp
@@ -40,6 +40,9 @@
 using android::hardware::Void;
 using android::hardware::power::stats::V1_0::EnergyData;
 using android::hardware::power::stats::V1_0::IPowerStats;
+using android::hardware::power::stats::V1_0::PowerEntityInfo;
+using android::hardware::power::stats::V1_0::PowerEntityStateResidencyResult;
+using android::hardware::power::stats::V1_0::PowerEntityStateSpace;
 using android::hardware::power::stats::V1_0::RailInfo;
 using android::hardware::power::stats::V1_0::Status;
 
@@ -68,9 +71,281 @@
 
     virtual void TearDown() override {}
 
+    void getInfos(hidl_vec<PowerEntityInfo>& infos);
+    void getStateSpaces(hidl_vec<PowerEntityStateSpace>& stateSpaces,
+                        const std::vector<uint32_t>& ids);
+    void getResidencyResults(hidl_vec<PowerEntityStateResidencyResult>& results,
+                             const std::vector<uint32_t>& ids);
+    void getRandomIds(std::vector<uint32_t>& ids);
+
     sp<IPowerStats> service_;
 };
 
+void PowerStatsHidlTest::getInfos(hidl_vec<PowerEntityInfo>& infos) {
+    Status status;
+    Return<void> ret = service_->getPowerEntityInfo([&status, &infos](auto rInfos, auto rStatus) {
+        status = rStatus;
+        infos = rInfos;
+    });
+    ASSERT_TRUE(ret.isOk());
+
+    if (status == Status::SUCCESS) {
+        ASSERT_NE(infos.size(), 0) << "powerEntityInfos must have entries if supported";
+    } else {
+        ASSERT_EQ(status, Status::NOT_SUPPORTED);
+        ASSERT_EQ(infos.size(), 0);
+        LOG(INFO) << "getPowerEntityInfo not supported";
+    }
+}
+
+void PowerStatsHidlTest::getStateSpaces(hidl_vec<PowerEntityStateSpace>& stateSpaces,
+                                        const std::vector<uint32_t>& ids = {}) {
+    Status status;
+    Return<void> ret = service_->getPowerEntityStateInfo(
+        ids, [&status, &stateSpaces](auto rStateSpaces, auto rStatus) {
+            status = rStatus;
+            stateSpaces = rStateSpaces;
+        });
+    ASSERT_TRUE(ret.isOk());
+
+    if (status == Status::SUCCESS) {
+        ASSERT_NE(stateSpaces.size(), 0) << "powerEntityStateSpaces must have entries if supported";
+    } else {
+        ASSERT_EQ(status, Status::NOT_SUPPORTED);
+        ASSERT_EQ(stateSpaces.size(), 0);
+        LOG(INFO) << "getPowerEntityStateInfo not supported";
+    }
+}
+
+void PowerStatsHidlTest::getResidencyResults(hidl_vec<PowerEntityStateResidencyResult>& results,
+                                             const std::vector<uint32_t>& ids = {}) {
+    Status status;
+    Return<void> ret = service_->getPowerEntityStateResidencyData(
+        ids, [&status, &results](auto rResults, auto rStatus) {
+            status = rStatus;
+            results = rResults;
+        });
+    ASSERT_TRUE(ret.isOk());
+
+    if (status == Status::SUCCESS) {
+        ASSERT_NE(results.size(), 0);
+    } else {
+        ASSERT_EQ(status, Status::NOT_SUPPORTED);
+        ASSERT_EQ(results.size(), 0);
+        LOG(INFO) << "getPowerEntityStateResidencyData not supported";
+    }
+}
+
+void PowerStatsHidlTest::getRandomIds(std::vector<uint32_t>& ids) {
+    hidl_vec<PowerEntityStateSpace> stateSpaces;
+    getStateSpaces(stateSpaces);
+
+    if (stateSpaces.size() == 0) {
+        return;
+    }
+
+    for (auto stateSpace : stateSpaces) {
+        ids.push_back(stateSpace.powerEntityId);
+    }
+
+    unsigned seed = std::chrono::system_clock::now().time_since_epoch().count();
+    auto gen = std::default_random_engine(seed);
+    std::uniform_int_distribution<uint32_t> dist(1, stateSpaces.size());
+
+    std::shuffle(ids.begin(), ids.end(), gen);
+    ids.resize(dist(gen));
+}
+
+// Each PowerEntity must have a valid name
+TEST_F(PowerStatsHidlTest, ValidatePowerEntityNames) {
+    hidl_vec<PowerEntityInfo> infos;
+    getInfos(infos);
+    for (auto info : infos) {
+        ASSERT_NE(info.powerEntityName, "");
+    }
+}
+
+// Each PowerEntity must have a unique ID
+TEST_F(PowerStatsHidlTest, ValidatePowerEntityIds) {
+    hidl_vec<PowerEntityInfo> infos;
+    getInfos(infos);
+
+    set<uint32_t> ids;
+    for (auto info : infos) {
+        ASSERT_TRUE(ids.insert(info.powerEntityId).second);
+    }
+}
+
+// Each PowerEntityStateSpace must have an associated PowerEntityInfo
+TEST_F(PowerStatsHidlTest, ValidateStateInfoAssociation) {
+    hidl_vec<PowerEntityInfo> infos;
+    getInfos(infos);
+
+    hidl_vec<PowerEntityStateSpace> stateSpaces;
+    getStateSpaces(stateSpaces);
+
+    std::set<uint32_t> ids;
+    for (auto info : infos) {
+        ids.insert(info.powerEntityId);
+    }
+
+    for (auto stateSpace : stateSpaces) {
+        ASSERT_NE(ids.count(stateSpace.powerEntityId), 0);
+    }
+}
+
+// Each state must have a valid name
+TEST_F(PowerStatsHidlTest, ValidateStateNames) {
+    hidl_vec<PowerEntityStateSpace> stateSpaces;
+    getStateSpaces(stateSpaces);
+
+    for (auto stateSpace : stateSpaces) {
+        for (auto state : stateSpace.states) {
+            ASSERT_NE(state.powerEntityStateName, "");
+        }
+    }
+}
+
+// Each state must have an ID that is unique to the PowerEntityStateSpace
+TEST_F(PowerStatsHidlTest, ValidateStateUniqueIds) {
+    hidl_vec<PowerEntityStateSpace> stateSpaces;
+    getStateSpaces(stateSpaces);
+
+    for (auto stateSpace : stateSpaces) {
+        set<uint32_t> stateIds;
+        for (auto state : stateSpace.states) {
+            ASSERT_TRUE(stateIds.insert(state.powerEntityStateId).second);
+        }
+    }
+}
+
+// getPowerEntityStateInfo must support passing in requested IDs
+// Results must contain state space information for all requested IDs
+TEST_F(PowerStatsHidlTest, ValidateStateInfoAssociationSelect) {
+    std::vector<uint32_t> randomIds;
+    getRandomIds(randomIds);
+
+    if (randomIds.empty()) {
+        return;
+    }
+
+    hidl_vec<PowerEntityStateSpace> stateSpaces;
+    getStateSpaces(stateSpaces, randomIds);
+
+    ASSERT_EQ(stateSpaces.size(), randomIds.size());
+
+    std::set<uint32_t> ids;
+    for (auto id : randomIds) {
+        ids.insert(id);
+    }
+    for (auto stateSpace : stateSpaces) {
+        ASSERT_NE(ids.count(stateSpace.powerEntityId), 0);
+    }
+}
+
+// Requested state space info must match initially obtained stateinfos
+TEST_F(PowerStatsHidlTest, ValidateStateInfoSelect) {
+    hidl_vec<PowerEntityStateSpace> stateSpaces;
+    getStateSpaces(stateSpaces);
+    if (stateSpaces.size() == 0) {
+        return;
+    }
+
+    std::vector<uint32_t> randomIds;
+    getRandomIds(randomIds);
+    ASSERT_FALSE(randomIds.empty());
+
+    hidl_vec<PowerEntityStateSpace> selectedStateSpaces;
+    getStateSpaces(selectedStateSpaces, randomIds);
+
+    std::map<uint32_t, PowerEntityStateSpace> stateSpaceMap;
+    for (auto stateSpace : stateSpaces) {
+        stateSpaceMap[stateSpace.powerEntityId] = stateSpace;
+    }
+
+    for (auto stateSpace : selectedStateSpaces) {
+        auto it = stateSpaceMap.find(stateSpace.powerEntityId);
+        ASSERT_NE(it, stateSpaceMap.end());
+
+        ASSERT_EQ(stateSpace.states.size(), it->second.states.size());
+        for (auto i = 0; i < stateSpace.states.size(); i++) {
+            ASSERT_EQ(stateSpace.states[i].powerEntityStateId,
+                      it->second.states[i].powerEntityStateId);
+            ASSERT_EQ(stateSpace.states[i].powerEntityStateName,
+                      it->second.states[i].powerEntityStateName);
+        }
+    }
+}
+
+// stateResidencyResults must contain results for every PowerEntityStateSpace
+// returned by getPowerEntityStateInfo
+TEST_F(PowerStatsHidlTest, ValidateResidencyResultsAssociation) {
+    hidl_vec<PowerEntityStateSpace> stateSpaces;
+    getStateSpaces(stateSpaces);
+
+    hidl_vec<PowerEntityStateResidencyResult> results;
+    getResidencyResults(results);
+
+    std::map<uint32_t, PowerEntityStateResidencyResult> resultsMap;
+    for (auto result : results) {
+        resultsMap[result.powerEntityId] = result;
+    }
+
+    for (auto stateSpace : stateSpaces) {
+        auto it = resultsMap.find(stateSpace.powerEntityId);
+        ASSERT_NE(it, resultsMap.end());
+
+        ASSERT_EQ(stateSpace.states.size(), it->second.stateResidencyData.size());
+
+        std::set<uint32_t> stateIds;
+        for (auto residency : it->second.stateResidencyData) {
+            stateIds.insert(residency.powerEntityStateId);
+        }
+
+        for (auto state : stateSpace.states) {
+            ASSERT_NE(stateIds.count(state.powerEntityStateId), 0);
+        }
+    }
+}
+
+// getPowerEntityStateResidencyData must support passing in requested IDs
+// stateResidencyResults must contain results for each PowerEntityStateSpace
+// returned by getPowerEntityStateInfo
+TEST_F(PowerStatsHidlTest, ValidateResidencyResultsAssociationSelect) {
+    std::vector<uint32_t> randomIds;
+    getRandomIds(randomIds);
+    if (randomIds.empty()) {
+        return;
+    }
+
+    hidl_vec<PowerEntityStateSpace> stateSpaces;
+    getStateSpaces(stateSpaces, randomIds);
+
+    hidl_vec<PowerEntityStateResidencyResult> results;
+    getResidencyResults(results, randomIds);
+
+    std::map<uint32_t, PowerEntityStateResidencyResult> resultsMap;
+    for (auto result : results) {
+        resultsMap[result.powerEntityId] = result;
+    }
+
+    for (auto stateSpace : stateSpaces) {
+        auto it = resultsMap.find(stateSpace.powerEntityId);
+        ASSERT_NE(it, resultsMap.end());
+
+        ASSERT_EQ(stateSpace.states.size(), it->second.stateResidencyData.size());
+
+        std::set<uint32_t> stateIds;
+        for (auto residency : it->second.stateResidencyData) {
+            stateIds.insert(residency.powerEntityStateId);
+        }
+
+        for (auto state : stateSpace.states) {
+            ASSERT_NE(stateIds.count(state.powerEntityStateId), 0);
+        }
+    }
+}
+
 TEST_F(PowerStatsHidlTest, ValidateRailInfo) {
     hidl_vec<RailInfo> rails[2];
     Status s;
@@ -299,7 +574,6 @@
     LOG(INFO) << "Test result = " << status;
     return status;
 }
-
 }  // namespace vts
 }  // namespace stats
 }  // namespace power
diff --git a/radio/1.3/IRadio.hal b/radio/1.3/IRadio.hal
index d582c71..2d64381 100644
--- a/radio/1.3/IRadio.hal
+++ b/radio/1.3/IRadio.hal
@@ -17,8 +17,12 @@
 package android.hardware.radio@1.3;
 
 import @1.2::IRadio;
+import @1.1::RadioAccessSpecifier;
 
 /**
+ * Note: IRadio 1.3 is an intermediate layer between Android P and Android Q. It's specifically
+ * designed for CBRS related interfaces. All other interfaces for Q are added in IRadio 1.4.
+ *
  * This interface is used by telephony and telecom to talk to cellular radio.
  * All the functions have minimum one parameter:
  * serial: which corresponds to serial no. of request. Serial numbers must only be memorized for the
@@ -27,4 +31,33 @@
  * setResponseFunctions must work with @1.1::IRadioResponse and @1.1::IRadioIndication.
  */
 interface IRadio extends @1.2::IRadio {
+    /**
+     * Specify which bands modem's background scan must act on.
+     * If specifyChannels is true, it only scans bands specified in specifiers.
+     * If specifyChannels is false, it scans all bands.
+     *
+     * For example, CBRS is only on LTE band 48. By specifying this band,
+     * modem saves more power.
+     *
+     * @param serial Serial number of request.
+     * @param specifyChannels whether to scan bands defined in specifiers.
+     * @param specifiers which bands to scan. Only used if specifyChannels is true.
+     *
+     * Response callback is IRadioResponse.setSystemSelectionChannelsResponse()
+     */
+    oneway setSystemSelectionChannels(int32_t serial, bool specifyChannels,
+            vec<RadioAccessSpecifier> specifiers);
+
+   /**
+    * Toggle logical modem on and off. It should put the logical modem in low power
+    * mode without any activity, while the SIM card remains visible. The difference
+    * with setRadioPower is, setRadioPower affects all logical modem while this controls
+    * just one.
+    *
+    * @param serial Serial number of request.
+    * @param on True to turn on the logical modem, otherwise turn it off.
+    *
+    * Response function is IRadioResponse.enableModemResponse()
+    */
+    oneway enableModem(int32_t serial, bool on);
 };
diff --git a/radio/1.3/IRadioResponse.hal b/radio/1.3/IRadioResponse.hal
index 2bcdd02..abdf2ee 100644
--- a/radio/1.3/IRadioResponse.hal
+++ b/radio/1.3/IRadioResponse.hal
@@ -17,9 +17,33 @@
 package android.hardware.radio@1.3;
 
 import @1.2::IRadioResponse;
+import @1.0::RadioResponseInfo;
 
 /**
+ * Note: IRadio 1.3 is an intermediate layer between Android P and Android Q. It's specifically
+ * designed for CBRS related interfaces. All other interfaces for Q are added in IRadio 1.4.
+ *
  * Interface declaring response functions to solicited radio requests.
  */
 interface IRadioResponse extends @1.2::IRadioResponse {
+    /**
+     * @param info Response info struct containing response type, serial no. and error
+     *
+     * Valid errors returned:
+     *   RadioError:NONE
+     *   RadioError:RADIO_NOT_AVAILABLE
+     *   RadioError:INTERNAL_ERR
+     *   RadioError:INVALID_ARGUMENTS
+     */
+    oneway setSystemSelectionChannelsResponse(RadioResponseInfo info);
+
+    /**
+     * @param info Response info struct containing response type, serial no. and error
+     *
+     * Valid errors returned:
+     *   RadioError:NONE
+     *   RadioError:RADIO_NOT_AVAILABLE
+     *   RadioError:INTERNAL_ERR
+     */
+    oneway enableModemResponse(RadioResponseInfo info);
 };
diff --git a/radio/1.4/Android.bp b/radio/1.4/Android.bp
index 02c6cad..c2ba47e 100644
--- a/radio/1.4/Android.bp
+++ b/radio/1.4/Android.bp
@@ -22,21 +22,22 @@
     ],
     types: [
         "AccessNetwork",
+        "CardStatus",
         "CellConfigLte",
         "CellInfo",
         "CellInfoLte",
-        "CardStatus",
         "DataProfileInfo",
         "DataRegStateResult",
         "EmergencyNumber",
         "EmergencyNumberSource",
         "EmergencyServiceCategory",
         "FrequencyRange",
-        "RadioFrequencyInfo",
-        "RadioTechnology",
-        "PhysicalChannelConfig",
         "LteVopsInfo",
         "NetworkScanResult",
+        "PhysicalChannelConfig",
+        "RadioFrequencyInfo",
+        "RadioTechnology",
+        "NrIndicators",
     ],
     gen_java: true,
 }
diff --git a/radio/1.4/IRadio.hal b/radio/1.4/IRadio.hal
index 1b6d9a6..8854453 100644
--- a/radio/1.4/IRadio.hal
+++ b/radio/1.4/IRadio.hal
@@ -16,11 +16,11 @@
 
 package android.hardware.radio@1.4;
 
-import @1.4::DataProfileInfo;
 import @1.0::Dial;
 import @1.2::DataRequestReason;
 import @1.3::IRadio;
 import @1.4::AccessNetwork;
+import @1.4::DataProfileInfo;
 import @1.4::EmergencyServiceCategory;
 
 /**
diff --git a/radio/1.4/types.hal b/radio/1.4/types.hal
index ea3c53f..4e5b288 100644
--- a/radio/1.4/types.hal
+++ b/radio/1.4/types.hal
@@ -228,18 +228,18 @@
     bool isEmcBearerSupported;
 };
 
-struct DataRegStateResult {
-    @1.2::DataRegStateResult base;
+/** The parameters of NR 5G Non-Standalone. */
+struct NrIndicators {
     /**
-     * Network capabilities for voice over PS services. This info is valid only
-     * on LTE network and must be present when device is camped on LTE. vopsInfo
-     * will be empty when device is camped only on 2G/3G .
+     * Indicates that if E-UTRA-NR Dual Connectivity (EN-DC) is supported by the primary serving
+     * cell.
+     *
+     * True the primary serving cell is LTE cell and the plmn-InfoList-r15 is present in SIB2 and
+     * at least one bit in this list is true, otherwise this value should be false.
+     *
+     * Reference: 3GPP TS 36.331 v15.2.2 6.3.1 System information blocks.
      */
-    safe_union VopsInfo {
-        Monostate noinit;
-
-        LteVopsInfo lteVopsInfo; // LTE network capability
-    } vopsInfo;
+    bool isEndcAvailable;
 
     /**
      * True if use of dual connectivity with NR is restricted.
@@ -256,6 +256,27 @@
     bool isNrAvailable;
 };
 
+struct DataRegStateResult {
+    @1.2::DataRegStateResult base;
+
+    /**
+     * Network capabilities for voice over PS services. This info is valid only on LTE network and
+     * must be present when device is camped on LTE. vopsInfo must be empty when device is camped
+     * only on 2G/3G.
+     */
+    safe_union VopsInfo {
+        Monostate noinit;
+
+        LteVopsInfo lteVopsInfo; // LTE network capability
+    } vopsInfo;
+
+    /**
+     * The parameters of NR 5G Non-Standalone. This value is only valid on E-UTRAN, otherwise
+     * must be empty.
+     */
+    NrIndicators nrIndicators;
+};
+
 /** Contains the configuration of the LTE cell tower. */
 struct CellConfigLte {
     /**
diff --git a/radio/config/1.1/Android.bp b/radio/config/1.1/Android.bp
index f228704..056510c 100644
--- a/radio/config/1.1/Android.bp
+++ b/radio/config/1.1/Android.bp
@@ -7,13 +7,20 @@
         enabled: true,
     },
     srcs: [
+        "IRadioConfig.hal",
         "IRadioConfigIndication.hal",
         "IRadioConfigResponse.hal",
+        "types.hal",
     ],
     interfaces: [
-        "android.hardware.radio@1.0",
         "android.hardware.radio.config@1.0",
+        "android.hardware.radio@1.0",
         "android.hidl.base@1.0",
     ],
+    types: [
+        "ModemInfo",
+        "PhoneCapability",
+    ],
     gen_java: true,
 }
+
diff --git a/radio/config/1.1/IRadioConfig.hal b/radio/config/1.1/IRadioConfig.hal
new file mode 100644
index 0000000..bc63339
--- /dev/null
+++ b/radio/config/1.1/IRadioConfig.hal
@@ -0,0 +1,59 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.radio.config@1.1;
+
+import @1.0::IRadioConfig;
+import @1.1::IRadioConfigResponse;
+import @1.1::PhoneCapability;
+
+/**
+ * Note: IRadioConfig 1.1 is an intermediate layer between Android P and Android Q.
+ * It's specifically designed for CBRS related interfaces. All other interfaces
+ * for Q are added in IRadioConfig 1.2.
+ *
+ * This interface is used by telephony and telecom to talk to cellular radio for the purpose of
+ * radio configuration, and it is not associated with any specific modem or slot.
+ * All the functions have minimum one parameter:
+ * serial: which corresponds to serial no. of request. Serial numbers must only be memorized for the
+ * duration of a method call. If clients provide colliding serials (including passing the same
+ * serial to different methods), multiple responses (one for each method call) must still be served.
+ */
+interface IRadioConfig extends @1.0::IRadioConfig {
+   /**
+     * Request current phone capability.
+     *
+     * @param serial Serial number of request.
+     *
+     * Response callback is IRadioResponse.getPhoneCapabilityResponse() which
+     * will return <@1.1::PhoneCapability>.
+     */
+    oneway getPhoneCapability(int32_t serial);
+
+   /**
+     * Set preferred data modem Id.
+     * In a multi-SIM device, notify modem layer which logical modem will be used primarily
+     * for data. It helps modem with resource optimization and decisions of what data connections
+     * should be satisfied.
+     *
+     * @param serial Serial number of request.
+     * @param modem Id the logical modem ID, which should match one of modem IDs returned
+     * from getPhoneCapability().
+     *
+     * Response callback is IRadioConfigResponse.setPreferredDataModemResponse()
+     */
+    oneway setPreferredDataModem(int32_t serial, uint8_t modemId);
+};
diff --git a/radio/config/1.1/IRadioConfigResponse.hal b/radio/config/1.1/IRadioConfigResponse.hal
index 5d75600..42a31b1 100644
--- a/radio/config/1.1/IRadioConfigResponse.hal
+++ b/radio/config/1.1/IRadioConfigResponse.hal
@@ -17,9 +17,37 @@
 package android.hardware.radio.config@1.1;
 
 import @1.0::IRadioConfigResponse;
+import @1.1::PhoneCapability;
+import android.hardware.radio@1.0::RadioResponseInfo;
 
 /**
+ * Note: IRadioConfig 1.1 is an intermediate layer between Android P and Android Q.
+ * It's specifically designed for CBRS related interfaces. All other interfaces
+ * for Q are be added in IRadioConfig 1.2.
+ *
  * Interface declaring response functions to solicited radio config requests.
  */
 interface IRadioConfigResponse extends @1.0::IRadioConfigResponse {
+    /**
+     * @param info Response info struct containing response type, serial no. and error
+     * @param phoneCapability <@1.1::PhoneCapability> it defines modem's capability for example
+     *        how many logical modems it has, how many data connections it supports.
+     *
+     * Valid errors returned:
+     *   RadioError:NONE
+     *   RadioError:RADIO_NOT_AVAILABLE
+     *   RadioError:INTERNAL_ERR
+     */
+    oneway getPhoneCapabilityResponse(RadioResponseInfo info, PhoneCapability phoneCapability);
+
+    /**
+     * @param info Response info struct containing response type, serial no. and error
+     *
+     * Valid errors returned:
+     *   RadioError:NONE
+     *   RadioError:RADIO_NOT_AVAILABLE
+     *   RadioError:INTERNAL_ERR
+     *   RadioError:INVALID_ARGUMENTS
+     */
+    oneway setPreferredDataModemResponse(RadioResponseInfo info);
 };
diff --git a/radio/config/1.1/types.hal b/radio/config/1.1/types.hal
new file mode 100644
index 0000000..a7b9f86
--- /dev/null
+++ b/radio/config/1.1/types.hal
@@ -0,0 +1,63 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.hardware.radio.config@1.1;
+
+/**
+ * Note: IRadioConfig 1.1 is an intermediate layer between Android P and Android Q.
+ * It's specifically designed for CBRS related interfaces. All other interfaces
+ * for Q are be added in IRadioConfig 1.2.
+ */
+
+/**
+ * A field in PhoneCapability that has information of each logical modem.
+ */
+struct ModemInfo {
+    /**
+     * Logical modem ID.
+     */
+    uint8_t modemId;
+};
+
+/**
+ * Phone capability which describes the data connection capability of modem.
+ * It's used to evaluate possible phone config change, for example from single
+ * SIM device to multi-SIM device.
+ */
+struct PhoneCapability {
+    /**
+     * maxActiveData defines how many logical modems can have
+     * PS attached simultaneously. For example, for L+L modem it
+     * should be 2.
+     */
+    uint8_t maxActiveData;
+    /**
+     * maxActiveData defines how many logical modems can have
+     * internet PDN connections simultaneously. For example, for L+L
+     * DSDS modem it’s 1, and for DSDA modem it’s 2.
+     */
+    uint8_t maxActiveInternetData;
+    /**
+     * Whether modem supports both internet PDN up so
+     * that we can do ping test before tearing down the
+     * other one.
+     */
+    bool isInternetLingeringSupported;
+    /**
+     * List of logical modem information.
+     */
+    vec<ModemInfo> logicalModemList;
+};
diff --git a/radio/config/1.2/Android.bp b/radio/config/1.2/Android.bp
index c1eeb35..3e6a425 100644
--- a/radio/config/1.2/Android.bp
+++ b/radio/config/1.2/Android.bp
@@ -12,9 +12,9 @@
         "IRadioConfigResponse.hal",
     ],
     interfaces: [
-        "android.hardware.radio@1.0",
         "android.hardware.radio.config@1.0",
         "android.hardware.radio.config@1.1",
+        "android.hardware.radio@1.0",
         "android.hidl.base@1.0",
     ],
     types: [
@@ -22,3 +22,4 @@
     ],
     gen_java: true,
 }
+
diff --git a/renderscript/1.0/default/Context.cpp b/renderscript/1.0/default/Context.cpp
index f5b70c9..bb2a40e 100644
--- a/renderscript/1.0/default/Context.cpp
+++ b/renderscript/1.0/default/Context.cpp
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) 2018 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 "Context.h"
 #include "Device.h"
 
diff --git a/renderscript/1.0/default/Context.h b/renderscript/1.0/default/Context.h
index d8bfe4f..4ed2d9a 100644
--- a/renderscript/1.0/default/Context.h
+++ b/renderscript/1.0/default/Context.h
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 #ifndef ANDROID_HARDWARE_RENDERSCRIPT_V1_0_CONTEXT_H
 #define ANDROID_HARDWARE_RENDERSCRIPT_V1_0_CONTEXT_H
 
diff --git a/renderscript/1.0/default/Device.cpp b/renderscript/1.0/default/Device.cpp
index 8fda3ff..d603a12 100644
--- a/renderscript/1.0/default/Device.cpp
+++ b/renderscript/1.0/default/Device.cpp
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) 2018 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 "Context.h"
 #include "Device.h"
 
diff --git a/renderscript/1.0/default/Device.h b/renderscript/1.0/default/Device.h
index f5bda37..74e1907 100644
--- a/renderscript/1.0/default/Device.h
+++ b/renderscript/1.0/default/Device.h
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 #ifndef ANDROID_HARDWARE_RENDERSCRIPT_V1_0_DEVICE_H
 #define ANDROID_HARDWARE_RENDERSCRIPT_V1_0_DEVICE_H
 
diff --git a/thermal/2.0/types.hal b/thermal/2.0/types.hal
index 4929e44..a1c0325 100644
--- a/thermal/2.0/types.hal
+++ b/thermal/2.0/types.hal
@@ -48,27 +48,34 @@
      * Not under throttling.
      */
     NONE = 0,
+
     /**
      * Light throttling where UX is not impacted.
      */
     LIGHT,
+
     /**
-     * Moderate throttling where UX is not largily impacted.
+     * Moderate throttling where UX is not largely impacted.
      */
     MODERATE,
+
     /**
      * Severe throttling where UX is largely impacted.
      * Similar to 1.0 throttlingThreshold.
      */
     SEVERE,
+
     /**
      * Platform has done everything to reduce power.
      */
     CRITICAL,
+
     /**
-     * User should be warned before shutdown.
+     * Key components in platform are shutting down due to thermal condition.
+     * Device functionalities will be limited.
      */
-    WARNING,
+    EMERGENCY,
+
     /**
      * Need shutdown immediately.
      */
diff --git a/wifi/1.3/default/hidl_struct_util.cpp b/wifi/1.3/default/hidl_struct_util.cpp
index c88ddaa..b3d612f 100644
--- a/wifi/1.3/default/hidl_struct_util.cpp
+++ b/wifi/1.3/default/hidl_struct_util.cpp
@@ -69,9 +69,9 @@
     return {};
 }
 
-V1_2::IWifiChip::ChipCapabilityMask convertLegacyFeatureToHidlChipCapability(
+V1_3::IWifiChip::ChipCapabilityMask convertLegacyFeatureToHidlChipCapability(
     uint32_t feature) {
-    using HidlChipCaps = V1_2::IWifiChip::ChipCapabilityMask;
+    using HidlChipCaps = V1_3::IWifiChip::ChipCapabilityMask;
     switch (feature) {
         case WIFI_FEATURE_SET_TX_POWER_LIMIT:
             return HidlChipCaps::SET_TX_POWER_LIMIT;
@@ -81,6 +81,8 @@
             return HidlChipCaps::D2D_RTT;
         case WIFI_FEATURE_D2AP_RTT:
             return HidlChipCaps::D2AP_RTT;
+        case WIFI_FEATURE_SET_LATENCY_MODE:
+            return HidlChipCaps::SET_LATENCY_MODE;
     };
     CHECK(false) << "Unknown legacy feature: " << feature;
     return {};
@@ -141,7 +143,8 @@
     }
     for (const auto feature :
          {WIFI_FEATURE_SET_TX_POWER_LIMIT, WIFI_FEATURE_USE_BODY_HEAD_SAR,
-          WIFI_FEATURE_D2D_RTT, WIFI_FEATURE_D2AP_RTT}) {
+          WIFI_FEATURE_D2D_RTT, WIFI_FEATURE_D2AP_RTT,
+          WIFI_FEATURE_SET_LATENCY_MODE}) {
         if (feature & legacy_feature_set) {
             *hidl_caps |= convertLegacyFeatureToHidlChipCapability(feature);
         }
@@ -292,6 +295,17 @@
     CHECK(false);
 }
 
+legacy_hal::wifi_latency_mode convertHidlLatencyModeToLegacy(
+    IWifiChip::LatencyMode hidl_latency_mode) {
+    switch (hidl_latency_mode) {
+        case IWifiChip::LatencyMode::NORMAL:
+            return legacy_hal::WIFI_LATENCY_MODE_NORMAL;
+        case IWifiChip::LatencyMode::LOW:
+            return legacy_hal::WIFI_LATENCY_MODE_LOW;
+    }
+    CHECK(false);
+}
+
 bool convertLegacyWifiMacInfoToHidl(
     const legacy_hal::WifiMacInfo& legacy_mac_info,
     V1_2::IWifiChipEventCallback::RadioModeInfo* hidl_radio_mode_info) {
diff --git a/wifi/1.3/default/hidl_struct_util.h b/wifi/1.3/default/hidl_struct_util.h
index 8df484d..3eefd95 100644
--- a/wifi/1.3/default/hidl_struct_util.h
+++ b/wifi/1.3/default/hidl_struct_util.h
@@ -21,9 +21,9 @@
 
 #include <android/hardware/wifi/1.0/IWifiChip.h>
 #include <android/hardware/wifi/1.0/types.h>
-#include <android/hardware/wifi/1.2/IWifiChip.h>
 #include <android/hardware/wifi/1.2/IWifiChipEventCallback.h>
 #include <android/hardware/wifi/1.2/types.h>
+#include <android/hardware/wifi/1.3/IWifiChip.h>
 #include <android/hardware/wifi/1.3/types.h>
 
 #include "wifi_legacy_hal.h"
@@ -57,6 +57,8 @@
     WifiDebugHostWakeReasonStats* hidl_stats);
 legacy_hal::wifi_power_scenario convertHidlTxPowerScenarioToLegacy(
     V1_1::IWifiChip::TxPowerScenario hidl_scenario);
+legacy_hal::wifi_latency_mode convertHidlLatencyModeToLegacy(
+    V1_3::IWifiChip::LatencyMode hidl_latency_mode);
 legacy_hal::wifi_power_scenario convertHidlTxPowerScenarioToLegacy_1_2(
     V1_2::IWifiChip::TxPowerScenario hidl_scenario);
 bool convertLegacyWifiMacInfosToHidl(
diff --git a/wifi/1.3/default/tests/hidl_struct_util_unit_tests.cpp b/wifi/1.3/default/tests/hidl_struct_util_unit_tests.cpp
index d600a2b..7056759 100644
--- a/wifi/1.3/default/tests/hidl_struct_util_unit_tests.cpp
+++ b/wifi/1.3/default/tests/hidl_struct_util_unit_tests.cpp
@@ -238,6 +238,27 @@
                   converted.radios[i].onTimeInMsForHs20Scan);
     }
 }
+
+TEST_F(HidlStructUtilTest, CanConvertLegacyFeaturesToHidl) {
+    using HidlChipCaps = V1_3::IWifiChip::ChipCapabilityMask;
+
+    uint32_t hidle_caps;
+
+    uint32_t legacy_feature_set =
+            WIFI_FEATURE_D2D_RTT | WIFI_FEATURE_SET_LATENCY_MODE;
+    uint32_t legacy_logger_feature_set =
+            legacy_hal::WIFI_LOGGER_DRIVER_DUMP_SUPPORTED;
+
+    ASSERT_TRUE(hidl_struct_util::convertLegacyFeaturesToHidlChipCapabilities(
+        legacy_feature_set, legacy_logger_feature_set, &hidle_caps));
+
+    EXPECT_EQ(HidlChipCaps::DEBUG_RING_BUFFER_VENDOR_DATA |
+                  HidlChipCaps::DEBUG_HOST_WAKE_REASON_STATS |
+                  HidlChipCaps::DEBUG_ERROR_ALERTS | HidlChipCaps::D2D_RTT |
+                  HidlChipCaps::SET_LATENCY_MODE |
+                  HidlChipCaps::DEBUG_MEMORY_DRIVER_DUMP,
+              hidle_caps);
+}
 }  // namespace implementation
 }  // namespace V1_3
 }  // namespace wifi
diff --git a/wifi/1.3/default/wifi_chip.cpp b/wifi/1.3/default/wifi_chip.cpp
index faf1862..a80116a 100644
--- a/wifi/1.3/default/wifi_chip.cpp
+++ b/wifi/1.3/default/wifi_chip.cpp
@@ -561,6 +561,13 @@
                            hidl_status_cb);
 }
 
+Return<void> WifiChip::setLatencyMode(LatencyMode mode,
+                                      setLatencyMode_cb hidl_status_cb) {
+    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
+                           &WifiChip::setLatencyModeInternal, hidl_status_cb,
+                           mode);
+}
+
 Return<void> WifiChip::registerEventCallback_1_2(
     const sp<V1_2::IWifiChipEventCallback>& event_callback,
     registerEventCallback_cb hidl_status_cb) {
@@ -576,6 +583,12 @@
                            hidl_status_cb, scenario);
 }
 
+Return<void> WifiChip::getCapabilities_1_3(getCapabilities_cb hidl_status_cb) {
+    return validateAndCall(this, WifiStatusCode::ERROR_WIFI_CHIP_INVALID,
+                           &WifiChip::getCapabilitiesInternal_1_3,
+                           hidl_status_cb);
+}
+
 Return<void> WifiChip::debug(const hidl_handle& handle,
                              const hidl_vec<hidl_string>&) {
     if (handle != nullptr && handle->numFds >= 1) {
@@ -618,6 +631,11 @@
 }
 
 std::pair<WifiStatus, uint32_t> WifiChip::getCapabilitiesInternal() {
+    // Deprecated support for this callback.
+    return {createWifiStatus(WifiStatusCode::ERROR_NOT_SUPPORTED), 0};
+}
+
+std::pair<WifiStatus, uint32_t> WifiChip::getCapabilitiesInternal_1_3() {
     legacy_hal::wifi_error legacy_status;
     uint32_t legacy_feature_set;
     uint32_t legacy_logger_feature_set;
@@ -1058,6 +1076,13 @@
     return createWifiStatusFromLegacyError(legacy_status);
 }
 
+WifiStatus WifiChip::setLatencyModeInternal(LatencyMode mode) {
+    auto legacy_status = legacy_hal_.lock()->setLatencyMode(
+        getWlan0IfaceName(),
+        hidl_struct_util::convertHidlLatencyModeToLegacy(mode));
+    return createWifiStatusFromLegacyError(legacy_status);
+}
+
 WifiStatus WifiChip::registerEventCallbackInternal_1_2(
     const sp<V1_2::IWifiChipEventCallback>& event_callback) {
     if (!event_cb_handler_.addCallback(event_callback)) {
diff --git a/wifi/1.3/default/wifi_chip.h b/wifi/1.3/default/wifi_chip.h
index ba60a8e..11200f9 100644
--- a/wifi/1.3/default/wifi_chip.h
+++ b/wifi/1.3/default/wifi_chip.h
@@ -21,7 +21,7 @@
 #include <map>
 
 #include <android-base/macros.h>
-#include <android/hardware/wifi/1.2/IWifiChip.h>
+#include <android/hardware/wifi/1.3/IWifiChip.h>
 
 #include "hidl_callback_util.h"
 #include "ringbuffer.h"
@@ -46,7 +46,7 @@
  * Since there is only a single chip instance used today, there is no
  * identifying handle information stored here.
  */
-class WifiChip : public V1_2::IWifiChip {
+class WifiChip : public V1_3::IWifiChip {
    public:
     WifiChip(
         ChipId chip_id,
@@ -137,12 +137,16 @@
         selectTxPowerScenario_cb hidl_status_cb) override;
     Return<void> resetTxPowerScenario(
         resetTxPowerScenario_cb hidl_status_cb) override;
+    Return<void> setLatencyMode(LatencyMode mode,
+                                setLatencyMode_cb hidl_status_cb) override;
     Return<void> registerEventCallback_1_2(
         const sp<V1_2::IWifiChipEventCallback>& event_callback,
         registerEventCallback_1_2_cb hidl_status_cb) override;
     Return<void> selectTxPowerScenario_1_2(
         TxPowerScenario scenario,
         selectTxPowerScenario_cb hidl_status_cb) override;
+    Return<void> getCapabilities_1_3(
+        getCapabilities_cb hidl_status_cb) override;
     Return<void> debug(const hidl_handle& handle,
                        const hidl_vec<hidl_string>& options) override;
 
@@ -201,9 +205,11 @@
     WifiStatus selectTxPowerScenarioInternal(
         V1_1::IWifiChip::TxPowerScenario scenario);
     WifiStatus resetTxPowerScenarioInternal();
+    WifiStatus setLatencyModeInternal(LatencyMode mode);
     WifiStatus registerEventCallbackInternal_1_2(
         const sp<V1_2::IWifiChipEventCallback>& event_callback);
     WifiStatus selectTxPowerScenarioInternal_1_2(TxPowerScenario scenario);
+    std::pair<WifiStatus, uint32_t> getCapabilitiesInternal_1_3();
     WifiStatus handleChipConfiguration(
         std::unique_lock<std::recursive_mutex>* lock, ChipModeId mode_id);
     WifiStatus registerDebugRingBufferCallback();
diff --git a/wifi/1.3/default/wifi_legacy_hal.cpp b/wifi/1.3/default/wifi_legacy_hal.cpp
index 817c860..2cd7c2a 100644
--- a/wifi/1.3/default/wifi_legacy_hal.cpp
+++ b/wifi/1.3/default/wifi_legacy_hal.cpp
@@ -796,6 +796,12 @@
         getIfaceHandle(iface_name));
 }
 
+wifi_error WifiLegacyHal::setLatencyMode(const std::string& iface_name,
+                                         wifi_latency_mode mode) {
+    return global_func_table_.wifi_set_latency_mode(getIfaceHandle(iface_name),
+                                                    mode);
+}
+
 std::pair<wifi_error, uint32_t> WifiLegacyHal::getLoggerSupportedFeatureSet(
     const std::string& iface_name) {
     uint32_t supported_feature_flags;
diff --git a/wifi/1.3/default/wifi_legacy_hal.h b/wifi/1.3/default/wifi_legacy_hal.h
index af654fa..2f513c4 100644
--- a/wifi/1.3/default/wifi_legacy_hal.h
+++ b/wifi/1.3/default/wifi_legacy_hal.h
@@ -254,6 +254,8 @@
     wifi_error selectTxPowerScenario(const std::string& iface_name,
                                      wifi_power_scenario scenario);
     wifi_error resetTxPowerScenario(const std::string& iface_name);
+    wifi_error setLatencyMode(const std::string& iface_name,
+                              wifi_latency_mode mode);
     // Logger/debug functions.
     std::pair<wifi_error, uint32_t> getLoggerSupportedFeatureSet(
         const std::string& iface_name);
diff --git a/wifi/1.3/default/wifi_legacy_hal_stubs.cpp b/wifi/1.3/default/wifi_legacy_hal_stubs.cpp
index 942df2a..dedd2d4 100644
--- a/wifi/1.3/default/wifi_legacy_hal_stubs.cpp
+++ b/wifi/1.3/default/wifi_legacy_hal_stubs.cpp
@@ -137,6 +137,7 @@
     populateStubFor(&hal_fn->wifi_select_tx_power_scenario);
     populateStubFor(&hal_fn->wifi_reset_tx_power_scenario);
     populateStubFor(&hal_fn->wifi_set_radio_mode_change_handler);
+    populateStubFor(&hal_fn->wifi_set_latency_mode);
     return true;
 }
 }  // namespace legacy_hal
diff --git a/wifi/1.3/vts/functional/Android.bp b/wifi/1.3/vts/functional/Android.bp
index dbe77bd..f5a0999 100644
--- a/wifi/1.3/vts/functional/Android.bp
+++ b/wifi/1.3/vts/functional/Android.bp
@@ -19,6 +19,7 @@
     defaults: ["VtsHalTargetTestDefaults"],
     srcs: [
         "VtsHalWifiV1_3TargetTest.cpp",
+        "wifi_chip_hidl_test.cpp",
     ],
     static_libs: [
         "VtsHalWifiV1_0TargetTestUtil",
diff --git a/wifi/1.3/vts/functional/wifi_chip_hidl_test.cpp b/wifi/1.3/vts/functional/wifi_chip_hidl_test.cpp
new file mode 100644
index 0000000..d980fcb
--- /dev/null
+++ b/wifi/1.3/vts/functional/wifi_chip_hidl_test.cpp
@@ -0,0 +1,118 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <android-base/logging.h>
+
+#include <android/hardware/wifi/1.3/IWifiChip.h>
+
+#include <VtsHalHidlTargetTestBase.h>
+
+#include "wifi_hidl_call_util.h"
+#include "wifi_hidl_test_utils.h"
+
+using ::android::sp;
+using ::android::hardware::wifi::V1_0::ChipModeId;
+using ::android::hardware::wifi::V1_0::IfaceType;
+using ::android::hardware::wifi::V1_0::WifiStatusCode;
+using ::android::hardware::wifi::V1_3::IWifiChip;
+
+namespace {
+constexpr IWifiChip::LatencyMode kLatencyModeNormal =
+    IWifiChip::LatencyMode::NORMAL;
+
+constexpr IWifiChip::LatencyMode kLatencyModeLow = IWifiChip::LatencyMode::LOW;
+};  // namespace
+
+/**
+ * Fixture to use for all Wifi chip HIDL interface tests.
+ */
+class WifiChipHidlTest : public ::testing::VtsHalHidlTargetTestBase {
+   public:
+    virtual void SetUp() override {
+        wifi_chip_ = IWifiChip::castFrom(getWifiChip());
+        ASSERT_NE(nullptr, wifi_chip_.get());
+    }
+
+    virtual void TearDown() override { stopWifi(); }
+
+   protected:
+    // Helper function to configure the Chip in one of the supported modes.
+    // Most of the non-mode-configuration-related methods require chip
+    // to be first configured.
+    ChipModeId configureChipForIfaceType(IfaceType type, bool expectSuccess) {
+        ChipModeId mode_id;
+        EXPECT_EQ(expectSuccess,
+                  configureChipToSupportIfaceType(wifi_chip_, type, &mode_id));
+        return mode_id;
+    }
+
+    uint32_t configureChipForStaIfaceAndGetCapabilities() {
+        ChipModeId mode_id;
+        EXPECT_TRUE(configureChipToSupportIfaceType(wifi_chip_, IfaceType::STA,
+                                                    &mode_id));
+        const auto& status_and_caps =
+            HIDL_INVOKE(wifi_chip_, getCapabilities_1_3);
+        EXPECT_EQ(WifiStatusCode::SUCCESS, status_and_caps.first.code);
+        return status_and_caps.second;
+    }
+
+    sp<IWifiChip> wifi_chip_;
+};
+
+/*
+ * SetLatencyMode_normal
+ * This test case tests the setLatencyMode() API with
+ * Latency mode NORMAL
+ */
+TEST_F(WifiChipHidlTest, SetLatencyMode_normal) {
+    uint32_t caps = configureChipForStaIfaceAndGetCapabilities();
+    const auto& status =
+        HIDL_INVOKE(wifi_chip_, setLatencyMode, kLatencyModeNormal);
+    if (caps & (IWifiChip::ChipCapabilityMask::SET_LATENCY_MODE)) {
+        EXPECT_EQ(WifiStatusCode::SUCCESS, status.code);
+    } else {
+        EXPECT_EQ(WifiStatusCode::ERROR_NOT_SUPPORTED, status.code);
+    }
+}
+
+/*
+ * SetLatencyMode_low
+ * This test case tests the setLatencyMode() API with Latency mode LOW
+ */
+TEST_F(WifiChipHidlTest, SetLatencyMode_low) {
+    uint32_t caps = configureChipForStaIfaceAndGetCapabilities();
+    const auto& status =
+        HIDL_INVOKE(wifi_chip_, setLatencyMode, kLatencyModeLow);
+    if (caps & (IWifiChip::ChipCapabilityMask::SET_LATENCY_MODE)) {
+        EXPECT_EQ(WifiStatusCode::SUCCESS, status.code);
+    } else {
+        EXPECT_EQ(WifiStatusCode::ERROR_NOT_SUPPORTED, status.code);
+    }
+}
+
+/*
+ * GetCapabilities_1_3
+ */
+TEST_F(WifiChipHidlTest, GetCapabilities_1_3) {
+    configureChipForIfaceType(IfaceType::STA, true);
+    const auto& status_and_caps = HIDL_INVOKE(wifi_chip_, getCapabilities_1_3);
+    if (status_and_caps.first.code != WifiStatusCode::SUCCESS) {
+        EXPECT_EQ(WifiStatusCode::ERROR_NOT_SUPPORTED,
+                  status_and_caps.first.code);
+        return;
+    }
+    EXPECT_NE(0u, status_and_caps.second);
+}
diff --git a/wifi/supplicant/1.2/Android.bp b/wifi/supplicant/1.2/Android.bp
index 93ce573..529dad4 100644
--- a/wifi/supplicant/1.2/Android.bp
+++ b/wifi/supplicant/1.2/Android.bp
@@ -8,6 +8,7 @@
     },
     srcs: [
         "ISupplicant.hal",
+        "ISupplicantP2pIface.hal",
         "ISupplicantStaIface.hal",
         "ISupplicantStaNetwork.hal",
     ],
diff --git a/wifi/supplicant/1.2/ISupplicantP2pIface.hal b/wifi/supplicant/1.2/ISupplicantP2pIface.hal
new file mode 100644
index 0000000..7f6970f
--- /dev/null
+++ b/wifi/supplicant/1.2/ISupplicantP2pIface.hal
@@ -0,0 +1,71 @@
+/*
+ * Copyright 2018 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.
+ */
+
+package android.hardware.wifi.supplicant@1.2;
+
+import @1.0::ISupplicantP2pIface;
+import @1.0::MacAddress;
+import @1.0::Ssid;
+import @1.0::SupplicantStatus;
+
+/**
+ * Interface exposed by the supplicant for each P2P mode network
+ * interface (e.g p2p0) it controls.
+ * To use 1.2 features you must cast specific interfaces returned from the
+ * 1.2 HAL. For example V1_2::ISupplicant::addIface() adds V1_2::ISupplicantIface,
+ * which can be cast to V1_2::ISupplicantP2pIface.
+ */
+interface ISupplicantP2pIface extends @1.0::ISupplicantP2pIface {
+    /**
+     * Set up a P2P group owner or join a group as a group client
+     * with the specified configuration.
+     *
+     * If joinExistingGroup is false, this device sets up a P2P group owner manually (i.e.,
+     * without group owner negotiation with a specific peer) with the specified SSID,
+     * passphrase, persistent mode, and frequency/band.
+     *
+     * If joinExistingGroup is true, this device acts as a group client and joins the group
+     * whose network name and group owner's MAC address matches the specified SSID
+     * and peer address without WPS process. If peerAddress is 00:00:00:00:00:00, the first found
+     * group whose network name matches the specified SSID is joined.
+     *
+     * @param ssid The SSID of this group.
+     * @param pskPassphrase The passphrase of this group.
+     * @param persistent Used to request a persistent group to be formed,
+     *        only applied for the group owner.
+     * @param freq The required frequency or band for this group.
+     *        only applied for the group owner.
+     *        The following values are supported:
+     *        0: automatic channel selection,
+     *        2: for 2.4GHz channels
+     *        5: for 5GHz channels
+     *        specific frequency, i.e., 2412, 5500, etc.
+     *        If an invalid band or unsupported frequency are specified, it fails.
+     * @param peerAddress the group owner's MAC address, only applied for the group client.
+     *        If the MAC is "00:00:00:00:00:00", the device must try to find a peer
+     *        whose network name matches the specified SSID.
+     * @param joinExistingGroup if true, join a group as a group client; otherwise,
+     *        create a group as a group owner.
+     * @return status Status of the operation.
+     *         Possible status codes:
+     *         |SupplicantStatusCode.SUCCESS|,
+     *         |SupplicantStatusCode.FAILURE_UNKNOWN|,
+     *         |SupplicantStatusCode.FAILURE_IFACE_INVALID|
+     */
+    addGroup_1_2(Ssid ssid, string pskPassphrase, bool persistent,
+                 uint32_t freq, MacAddress peerAddress, bool joinExistingGroup)
+        generates (SupplicantStatus status);
+};