diff --git a/audio/7.0/config/api/current.txt b/audio/7.0/config/api/current.txt
index 8c376ef..ac8dc8a 100644
--- a/audio/7.0/config/api/current.txt
+++ b/audio/7.0/config/api/current.txt
@@ -44,12 +44,10 @@
     enum_constant public static final audio.policy.configuration.V7_0.AudioChannelMask AUDIO_CHANNEL_IN_VOICE_CALL_MONO;
     enum_constant public static final audio.policy.configuration.V7_0.AudioChannelMask AUDIO_CHANNEL_IN_VOICE_DNLINK_MONO;
     enum_constant public static final audio.policy.configuration.V7_0.AudioChannelMask AUDIO_CHANNEL_IN_VOICE_UPLINK_MONO;
-    enum_constant public static final audio.policy.configuration.V7_0.AudioChannelMask AUDIO_CHANNEL_NONE;
     enum_constant public static final audio.policy.configuration.V7_0.AudioChannelMask AUDIO_CHANNEL_OUT_2POINT0POINT2;
     enum_constant public static final audio.policy.configuration.V7_0.AudioChannelMask AUDIO_CHANNEL_OUT_2POINT1;
     enum_constant public static final audio.policy.configuration.V7_0.AudioChannelMask AUDIO_CHANNEL_OUT_2POINT1POINT2;
     enum_constant public static final audio.policy.configuration.V7_0.AudioChannelMask AUDIO_CHANNEL_OUT_3POINT0POINT2;
-    enum_constant public static final audio.policy.configuration.V7_0.AudioChannelMask AUDIO_CHANNEL_OUT_3POINT1;
     enum_constant public static final audio.policy.configuration.V7_0.AudioChannelMask AUDIO_CHANNEL_OUT_3POINT1POINT2;
     enum_constant public static final audio.policy.configuration.V7_0.AudioChannelMask AUDIO_CHANNEL_OUT_5POINT1;
     enum_constant public static final audio.policy.configuration.V7_0.AudioChannelMask AUDIO_CHANNEL_OUT_5POINT1POINT2;
@@ -72,8 +70,6 @@
     enum_constant public static final audio.policy.configuration.V7_0.AudioChannelMask AUDIO_CHANNEL_OUT_STEREO_HAPTIC_A;
     enum_constant public static final audio.policy.configuration.V7_0.AudioChannelMask AUDIO_CHANNEL_OUT_STEREO_HAPTIC_AB;
     enum_constant public static final audio.policy.configuration.V7_0.AudioChannelMask AUDIO_CHANNEL_OUT_SURROUND;
-    enum_constant public static final audio.policy.configuration.V7_0.AudioChannelMask AUDIO_CHANNEL_OUT_TRI;
-    enum_constant public static final audio.policy.configuration.V7_0.AudioChannelMask AUDIO_CHANNEL_OUT_TRI_BACK;
   }
 
   public enum AudioContentType {
@@ -91,7 +87,6 @@
     enum_constant public static final audio.policy.configuration.V7_0.AudioDevice AUDIO_DEVICE_IN_ANLG_DOCK_HEADSET;
     enum_constant public static final audio.policy.configuration.V7_0.AudioDevice AUDIO_DEVICE_IN_AUX_DIGITAL;
     enum_constant public static final audio.policy.configuration.V7_0.AudioDevice AUDIO_DEVICE_IN_BACK_MIC;
-    enum_constant public static final audio.policy.configuration.V7_0.AudioDevice AUDIO_DEVICE_IN_BLE_HEADSET;
     enum_constant public static final audio.policy.configuration.V7_0.AudioDevice AUDIO_DEVICE_IN_BLUETOOTH_A2DP;
     enum_constant public static final audio.policy.configuration.V7_0.AudioDevice AUDIO_DEVICE_IN_BLUETOOTH_BLE;
     enum_constant public static final audio.policy.configuration.V7_0.AudioDevice AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET;
@@ -122,8 +117,6 @@
     enum_constant public static final audio.policy.configuration.V7_0.AudioDevice AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET;
     enum_constant public static final audio.policy.configuration.V7_0.AudioDevice AUDIO_DEVICE_OUT_AUX_DIGITAL;
     enum_constant public static final audio.policy.configuration.V7_0.AudioDevice AUDIO_DEVICE_OUT_AUX_LINE;
-    enum_constant public static final audio.policy.configuration.V7_0.AudioDevice AUDIO_DEVICE_OUT_BLE_HEADSET;
-    enum_constant public static final audio.policy.configuration.V7_0.AudioDevice AUDIO_DEVICE_OUT_BLE_SPEAKER;
     enum_constant public static final audio.policy.configuration.V7_0.AudioDevice AUDIO_DEVICE_OUT_BLUETOOTH_A2DP;
     enum_constant public static final audio.policy.configuration.V7_0.AudioDevice AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES;
     enum_constant public static final audio.policy.configuration.V7_0.AudioDevice AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER;
@@ -198,6 +191,7 @@
     enum_constant public static final audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_APTX_HD;
     enum_constant public static final audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_APTX_TWSP;
     enum_constant public static final audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_CELT;
+    enum_constant public static final audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_DEFAULT;
     enum_constant public static final audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_DOLBY_TRUEHD;
     enum_constant public static final audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_DSD;
     enum_constant public static final audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_DTS;
@@ -212,11 +206,9 @@
     enum_constant public static final audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_HE_AAC_V1;
     enum_constant public static final audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_HE_AAC_V2;
     enum_constant public static final audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_IEC61937;
-    enum_constant public static final audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_LC3;
     enum_constant public static final audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_LDAC;
     enum_constant public static final audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_LHDC;
     enum_constant public static final audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_LHDC_LL;
-    enum_constant public static final audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_MAT;
     enum_constant public static final audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_MAT_1_0;
     enum_constant public static final audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_MAT_2_0;
     enum_constant public static final audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_MAT_2_1;
@@ -236,13 +228,6 @@
     enum_constant public static final audio.policy.configuration.V7_0.AudioFormat AUDIO_FORMAT_WMA_PRO;
   }
 
-  public enum AudioGainMode {
-    method public String getRawName();
-    enum_constant public static final audio.policy.configuration.V7_0.AudioGainMode AUDIO_GAIN_MODE_CHANNELS;
-    enum_constant public static final audio.policy.configuration.V7_0.AudioGainMode AUDIO_GAIN_MODE_JOINT;
-    enum_constant public static final audio.policy.configuration.V7_0.AudioGainMode AUDIO_GAIN_MODE_RAMP;
-  }
-
   public enum AudioInOutFlag {
     method public String getRawName();
     enum_constant public static final audio.policy.configuration.V7_0.AudioInOutFlag AUDIO_INPUT_FLAG_DIRECT;
@@ -250,7 +235,6 @@
     enum_constant public static final audio.policy.configuration.V7_0.AudioInOutFlag AUDIO_INPUT_FLAG_HW_AV_SYNC;
     enum_constant public static final audio.policy.configuration.V7_0.AudioInOutFlag AUDIO_INPUT_FLAG_HW_HOTWORD;
     enum_constant public static final audio.policy.configuration.V7_0.AudioInOutFlag AUDIO_INPUT_FLAG_MMAP_NOIRQ;
-    enum_constant public static final audio.policy.configuration.V7_0.AudioInOutFlag AUDIO_INPUT_FLAG_NONE;
     enum_constant public static final audio.policy.configuration.V7_0.AudioInOutFlag AUDIO_INPUT_FLAG_RAW;
     enum_constant public static final audio.policy.configuration.V7_0.AudioInOutFlag AUDIO_INPUT_FLAG_SYNC;
     enum_constant public static final audio.policy.configuration.V7_0.AudioInOutFlag AUDIO_INPUT_FLAG_VOIP_TX;
@@ -263,7 +247,6 @@
     enum_constant public static final audio.policy.configuration.V7_0.AudioInOutFlag AUDIO_OUTPUT_FLAG_IEC958_NONAUDIO;
     enum_constant public static final audio.policy.configuration.V7_0.AudioInOutFlag AUDIO_OUTPUT_FLAG_INCALL_MUSIC;
     enum_constant public static final audio.policy.configuration.V7_0.AudioInOutFlag AUDIO_OUTPUT_FLAG_MMAP_NOIRQ;
-    enum_constant public static final audio.policy.configuration.V7_0.AudioInOutFlag AUDIO_OUTPUT_FLAG_NONE;
     enum_constant public static final audio.policy.configuration.V7_0.AudioInOutFlag AUDIO_OUTPUT_FLAG_NON_BLOCKING;
     enum_constant public static final audio.policy.configuration.V7_0.AudioInOutFlag AUDIO_OUTPUT_FLAG_PRIMARY;
     enum_constant public static final audio.policy.configuration.V7_0.AudioInOutFlag AUDIO_OUTPUT_FLAG_RAW;
@@ -312,6 +295,8 @@
     enum_constant public static final audio.policy.configuration.V7_0.AudioStreamType AUDIO_STREAM_ENFORCED_AUDIBLE;
     enum_constant public static final audio.policy.configuration.V7_0.AudioStreamType AUDIO_STREAM_MUSIC;
     enum_constant public static final audio.policy.configuration.V7_0.AudioStreamType AUDIO_STREAM_NOTIFICATION;
+    enum_constant public static final audio.policy.configuration.V7_0.AudioStreamType AUDIO_STREAM_PATCH;
+    enum_constant public static final audio.policy.configuration.V7_0.AudioStreamType AUDIO_STREAM_REROUTING;
     enum_constant public static final audio.policy.configuration.V7_0.AudioStreamType AUDIO_STREAM_RING;
     enum_constant public static final audio.policy.configuration.V7_0.AudioStreamType AUDIO_STREAM_SYSTEM;
     enum_constant public static final audio.policy.configuration.V7_0.AudioStreamType AUDIO_STREAM_TTS;
@@ -379,6 +364,13 @@
     enum_constant public static final audio.policy.configuration.V7_0.EngineSuffix configurable;
   }
 
+  public enum GainMode {
+    method public String getRawName();
+    enum_constant public static final audio.policy.configuration.V7_0.GainMode AUDIO_GAIN_MODE_CHANNELS;
+    enum_constant public static final audio.policy.configuration.V7_0.GainMode AUDIO_GAIN_MODE_JOINT;
+    enum_constant public static final audio.policy.configuration.V7_0.GainMode AUDIO_GAIN_MODE_RAMP;
+  }
+
   public class Gains {
     ctor public Gains();
     method public java.util.List<audio.policy.configuration.V7_0.Gains.Gain> getGain();
@@ -392,7 +384,7 @@
     method public int getMaxValueMB();
     method public int getMinRampMs();
     method public int getMinValueMB();
-    method public java.util.List<audio.policy.configuration.V7_0.AudioGainMode> getMode();
+    method public audio.policy.configuration.V7_0.GainMode getMode();
     method public String getName();
     method public int getStepValueMB();
     method public boolean getUseForVolume();
@@ -402,7 +394,7 @@
     method public void setMaxValueMB(int);
     method public void setMinRampMs(int);
     method public void setMinValueMB(int);
-    method public void setMode(java.util.List<audio.policy.configuration.V7_0.AudioGainMode>);
+    method public void setMode(audio.policy.configuration.V7_0.GainMode);
     method public void setName(String);
     method public void setStepValueMB(int);
     method public void setUseForVolume(boolean);
diff --git a/audio/7.0/config/audio_policy_configuration.xsd b/audio/7.0/config/audio_policy_configuration.xsd
index 6604bb6..20fe020 100644
--- a/audio/7.0/config/audio_policy_configuration.xsd
+++ b/audio/7.0/config/audio_policy_configuration.xsd
@@ -159,13 +159,9 @@
         <xs:annotation>
             <xs:documentation xml:lang="en">
               The flags indicate suggested stream attributes supported by the profile.
-              Use of AUDIO_{INPUT|OUTPUT}_FLAG_NONE in the XML file isn't required
-              as empty flag lists are allowed. However these constants are useful for
-              representing an empty enum value.
             </xs:documentation>
         </xs:annotation>
         <xs:restriction base="xs:string">
-            <xs:enumeration value="AUDIO_OUTPUT_FLAG_NONE" />
             <xs:enumeration value="AUDIO_OUTPUT_FLAG_DIRECT" />
             <xs:enumeration value="AUDIO_OUTPUT_FLAG_PRIMARY" />
             <xs:enumeration value="AUDIO_OUTPUT_FLAG_FAST" />
@@ -181,7 +177,6 @@
             <xs:enumeration value="AUDIO_OUTPUT_FLAG_MMAP_NOIRQ" />
             <xs:enumeration value="AUDIO_OUTPUT_FLAG_VOIP_RX" />
             <xs:enumeration value="AUDIO_OUTPUT_FLAG_INCALL_MUSIC" />
-            <xs:enumeration value="AUDIO_INPUT_FLAG_NONE" />
             <xs:enumeration value="AUDIO_INPUT_FLAG_FAST" />
             <xs:enumeration value="AUDIO_INPUT_FLAG_HW_HOTWORD" />
             <xs:enumeration value="AUDIO_INPUT_FLAG_RAW" />
@@ -256,8 +251,8 @@
             <xs:enumeration value="AUDIO_DEVICE_OUT_BLUETOOTH_A2DP"/>
             <xs:enumeration value="AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES"/>
             <xs:enumeration value="AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER"/>
-            <xs:enumeration value="AUDIO_DEVICE_OUT_HDMI"/>
             <xs:enumeration value="AUDIO_DEVICE_OUT_AUX_DIGITAL"/>
+            <xs:enumeration value="AUDIO_DEVICE_OUT_HDMI"/>
             <xs:enumeration value="AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET"/>
             <xs:enumeration value="AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET"/>
             <xs:enumeration value="AUDIO_DEVICE_OUT_USB_ACCESSORY"/>
@@ -276,8 +271,6 @@
             <xs:enumeration value="AUDIO_DEVICE_OUT_USB_HEADSET"/>
             <xs:enumeration value="AUDIO_DEVICE_OUT_HEARING_AID"/>
             <xs:enumeration value="AUDIO_DEVICE_OUT_ECHO_CANCELLER"/>
-            <xs:enumeration value="AUDIO_DEVICE_OUT_BLE_HEADSET"/>
-            <xs:enumeration value="AUDIO_DEVICE_OUT_BLE_SPEAKER"/>
             <xs:enumeration value="AUDIO_DEVICE_OUT_DEFAULT"/>
             <xs:enumeration value="AUDIO_DEVICE_OUT_STUB"/>
 
@@ -286,8 +279,8 @@
             <xs:enumeration value="AUDIO_DEVICE_IN_BUILTIN_MIC"/>
             <xs:enumeration value="AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET"/>
             <xs:enumeration value="AUDIO_DEVICE_IN_WIRED_HEADSET"/>
-            <xs:enumeration value="AUDIO_DEVICE_IN_HDMI"/>
             <xs:enumeration value="AUDIO_DEVICE_IN_AUX_DIGITAL"/>
+            <xs:enumeration value="AUDIO_DEVICE_IN_HDMI"/>
             <xs:enumeration value="AUDIO_DEVICE_IN_VOICE_CALL"/>
             <xs:enumeration value="AUDIO_DEVICE_IN_TELEPHONY_RX"/>
             <xs:enumeration value="AUDIO_DEVICE_IN_BACK_MIC"/>
@@ -309,7 +302,6 @@
             <xs:enumeration value="AUDIO_DEVICE_IN_BLUETOOTH_BLE"/>
             <xs:enumeration value="AUDIO_DEVICE_IN_HDMI_ARC"/>
             <xs:enumeration value="AUDIO_DEVICE_IN_ECHO_REFERENCE"/>
-            <xs:enumeration value="AUDIO_DEVICE_IN_BLE_HEADSET"/>
             <xs:enumeration value="AUDIO_DEVICE_IN_DEFAULT"/>
             <xs:enumeration value="AUDIO_DEVICE_IN_STUB"/>
         </xs:restriction>
@@ -329,6 +321,7 @@
     </xs:simpleType>
     <xs:simpleType name="audioFormat">
         <xs:restriction base="xs:string">
+            <xs:enumeration value="AUDIO_FORMAT_DEFAULT" />
             <xs:enumeration value="AUDIO_FORMAT_PCM_16_BIT" />
             <xs:enumeration value="AUDIO_FORMAT_PCM_8_BIT"/>
             <xs:enumeration value="AUDIO_FORMAT_PCM_32_BIT"/>
@@ -349,14 +342,22 @@
             <xs:enumeration value="AUDIO_FORMAT_AAC_LD"/>
             <xs:enumeration value="AUDIO_FORMAT_AAC_HE_V2"/>
             <xs:enumeration value="AUDIO_FORMAT_AAC_ELD"/>
-            <xs:enumeration value="AUDIO_FORMAT_AAC_XHE"/>
+            <xs:enumeration value="AUDIO_FORMAT_AAC_ADTS_MAIN"/>
+            <xs:enumeration value="AUDIO_FORMAT_AAC_ADTS_LC"/>
+            <xs:enumeration value="AUDIO_FORMAT_AAC_ADTS_SSR"/>
+            <xs:enumeration value="AUDIO_FORMAT_AAC_ADTS_LTP"/>
+            <xs:enumeration value="AUDIO_FORMAT_AAC_ADTS_HE_V1"/>
+            <xs:enumeration value="AUDIO_FORMAT_AAC_ADTS_SCALABLE"/>
+            <xs:enumeration value="AUDIO_FORMAT_AAC_ADTS_ERLC"/>
+            <xs:enumeration value="AUDIO_FORMAT_AAC_ADTS_LD"/>
+            <xs:enumeration value="AUDIO_FORMAT_AAC_ADTS_HE_V2"/>
+            <xs:enumeration value="AUDIO_FORMAT_AAC_ADTS_ELD"/>
+            <xs:enumeration value="AUDIO_FORMAT_VORBIS"/>
             <xs:enumeration value="AUDIO_FORMAT_HE_AAC_V1"/>
             <xs:enumeration value="AUDIO_FORMAT_HE_AAC_V2"/>
-            <xs:enumeration value="AUDIO_FORMAT_VORBIS"/>
             <xs:enumeration value="AUDIO_FORMAT_OPUS"/>
             <xs:enumeration value="AUDIO_FORMAT_AC3"/>
             <xs:enumeration value="AUDIO_FORMAT_E_AC3"/>
-            <xs:enumeration value="AUDIO_FORMAT_E_AC3_JOC"/>
             <xs:enumeration value="AUDIO_FORMAT_DTS"/>
             <xs:enumeration value="AUDIO_FORMAT_DTS_HD"/>
             <xs:enumeration value="AUDIO_FORMAT_IEC61937"/>
@@ -376,26 +377,17 @@
             <xs:enumeration value="AUDIO_FORMAT_ALAC"/>
             <xs:enumeration value="AUDIO_FORMAT_APE"/>
             <xs:enumeration value="AUDIO_FORMAT_AAC_ADTS"/>
-            <xs:enumeration value="AUDIO_FORMAT_AAC_ADTS_MAIN"/>
-            <xs:enumeration value="AUDIO_FORMAT_AAC_ADTS_LC"/>
-            <xs:enumeration value="AUDIO_FORMAT_AAC_ADTS_SSR"/>
-            <xs:enumeration value="AUDIO_FORMAT_AAC_ADTS_LTP"/>
-            <xs:enumeration value="AUDIO_FORMAT_AAC_ADTS_HE_V1"/>
-            <xs:enumeration value="AUDIO_FORMAT_AAC_ADTS_SCALABLE"/>
-            <xs:enumeration value="AUDIO_FORMAT_AAC_ADTS_ERLC"/>
-            <xs:enumeration value="AUDIO_FORMAT_AAC_ADTS_LD"/>
-            <xs:enumeration value="AUDIO_FORMAT_AAC_ADTS_HE_V2"/>
-            <xs:enumeration value="AUDIO_FORMAT_AAC_ADTS_ELD"/>
-            <xs:enumeration value="AUDIO_FORMAT_AAC_ADTS_XHE"/>
             <xs:enumeration value="AUDIO_FORMAT_SBC"/>
             <xs:enumeration value="AUDIO_FORMAT_APTX"/>
             <xs:enumeration value="AUDIO_FORMAT_APTX_HD"/>
             <xs:enumeration value="AUDIO_FORMAT_AC4"/>
             <xs:enumeration value="AUDIO_FORMAT_LDAC"/>
-            <xs:enumeration value="AUDIO_FORMAT_MAT"/>
+            <xs:enumeration value="AUDIO_FORMAT_E_AC3_JOC"/>
             <xs:enumeration value="AUDIO_FORMAT_MAT_1_0"/>
             <xs:enumeration value="AUDIO_FORMAT_MAT_2_0"/>
             <xs:enumeration value="AUDIO_FORMAT_MAT_2_1"/>
+            <xs:enumeration value="AUDIO_FORMAT_AAC_XHE"/>
+            <xs:enumeration value="AUDIO_FORMAT_AAC_ADTS_XHE"/>
             <xs:enumeration value="AUDIO_FORMAT_AAC_LATM"/>
             <xs:enumeration value="AUDIO_FORMAT_AAC_LATM_LC"/>
             <xs:enumeration value="AUDIO_FORMAT_AAC_LATM_HE_V1"/>
@@ -405,7 +397,6 @@
             <xs:enumeration value="AUDIO_FORMAT_LHDC"/>
             <xs:enumeration value="AUDIO_FORMAT_LHDC_LL"/>
             <xs:enumeration value="AUDIO_FORMAT_APTX_TWSP"/>
-            <xs:enumeration value="AUDIO_FORMAT_LC3"/>
         </xs:restriction>
     </xs:simpleType>
     <xs:simpleType name="extendableAudioFormat">
@@ -474,13 +465,9 @@
             </xs:documentation>
         </xs:annotation>
         <xs:restriction base="xs:string">
-            <xs:enumeration value="AUDIO_CHANNEL_NONE"/>
             <xs:enumeration value="AUDIO_CHANNEL_OUT_MONO"/>
             <xs:enumeration value="AUDIO_CHANNEL_OUT_STEREO"/>
             <xs:enumeration value="AUDIO_CHANNEL_OUT_2POINT1"/>
-            <xs:enumeration value="AUDIO_CHANNEL_OUT_TRI"/>
-            <xs:enumeration value="AUDIO_CHANNEL_OUT_TRI_BACK"/>
-            <xs:enumeration value="AUDIO_CHANNEL_OUT_3POINT1"/>
             <xs:enumeration value="AUDIO_CHANNEL_OUT_2POINT0POINT2"/>
             <xs:enumeration value="AUDIO_CHANNEL_OUT_2POINT1POINT2"/>
             <xs:enumeration value="AUDIO_CHANNEL_OUT_3POINT0POINT2"/>
@@ -551,27 +538,19 @@
         <xs:attribute name="samplingRates" type="samplingRates" use="optional"/>
         <xs:attribute name="channelMasks" type="channelMasks" use="optional"/>
     </xs:complexType>
-    <xs:simpleType name="audioGainMode">
+    <xs:simpleType name="gainMode">
         <xs:restriction base="xs:string">
             <xs:enumeration value="AUDIO_GAIN_MODE_JOINT"/>
             <xs:enumeration value="AUDIO_GAIN_MODE_CHANNELS"/>
             <xs:enumeration value="AUDIO_GAIN_MODE_RAMP"/>
         </xs:restriction>
     </xs:simpleType>
-    <xs:simpleType name="audioGainModeMaskUnrestricted">
-        <xs:list itemType="audioGainMode" />
-    </xs:simpleType>
-    <xs:simpleType name='audioGainModeMask'>
-        <xs:restriction base='audioGainModeMaskUnrestricted'>
-            <xs:minLength value='1' />
-        </xs:restriction>
-    </xs:simpleType>
     <xs:complexType name="gains">
         <xs:sequence>
             <xs:element name="gain" minOccurs="0" maxOccurs="unbounded">
                 <xs:complexType>
                     <xs:attribute name="name" type="xs:token" use="required"/>
-                    <xs:attribute name="mode" type="audioGainModeMask" use="required"/>
+                    <xs:attribute name="mode" type="gainMode" use="required"/>
                     <xs:attribute name="channel_mask" type="audioChannelMask" use="optional"/>
                     <xs:attribute name="minValueMB" type="xs:int" use="optional"/>
                     <xs:attribute name="maxValueMB" type="xs:int" use="optional"/>
@@ -689,6 +668,8 @@
             <xs:enumeration value="AUDIO_STREAM_TTS"/>
             <xs:enumeration value="AUDIO_STREAM_ACCESSIBILITY"/>
             <xs:enumeration value="AUDIO_STREAM_ASSISTANT"/>
+            <xs:enumeration value="AUDIO_STREAM_REROUTING"/>
+            <xs:enumeration value="AUDIO_STREAM_PATCH"/>
         </xs:restriction>
     </xs:simpleType>
     <xs:simpleType name="audioSource">
diff --git a/audio/common/7.0/enums/include/audio_policy_configuration_V7_0-enums.h b/audio/common/7.0/enums/include/audio_policy_configuration_V7_0-enums.h
index cedcab3..d5fedce 100644
--- a/audio/common/7.0/enums/include/audio_policy_configuration_V7_0-enums.h
+++ b/audio/common/7.0/enums/include/audio_policy_configuration_V7_0-enums.h
@@ -25,8 +25,6 @@
 
 static inline size_t getChannelCount(AudioChannelMask mask) {
     switch (mask) {
-        case AudioChannelMask::AUDIO_CHANNEL_NONE:
-            return 0;
         case AudioChannelMask::AUDIO_CHANNEL_OUT_MONO:
         case AudioChannelMask::AUDIO_CHANNEL_IN_MONO:
         case AudioChannelMask::AUDIO_CHANNEL_INDEX_MASK_1:
@@ -44,12 +42,9 @@
         case AudioChannelMask::AUDIO_CHANNEL_OUT_2POINT1:
         case AudioChannelMask::AUDIO_CHANNEL_OUT_STEREO_HAPTIC_A:
         case AudioChannelMask::AUDIO_CHANNEL_OUT_MONO_HAPTIC_AB:
-        case AudioChannelMask::AUDIO_CHANNEL_OUT_TRI:
-        case AudioChannelMask::AUDIO_CHANNEL_OUT_TRI_BACK:
         case AudioChannelMask::AUDIO_CHANNEL_INDEX_MASK_3:
             return 3;
         case AudioChannelMask::AUDIO_CHANNEL_OUT_2POINT0POINT2:
-        case AudioChannelMask::AUDIO_CHANNEL_OUT_3POINT1:
         case AudioChannelMask::AUDIO_CHANNEL_OUT_QUAD:
         case AudioChannelMask::AUDIO_CHANNEL_OUT_QUAD_BACK:
         case AudioChannelMask::AUDIO_CHANNEL_OUT_QUAD_SIDE:
@@ -163,8 +158,6 @@
         case AudioDevice::AUDIO_DEVICE_OUT_USB_HEADSET:
         case AudioDevice::AUDIO_DEVICE_OUT_HEARING_AID:
         case AudioDevice::AUDIO_DEVICE_OUT_ECHO_CANCELLER:
-        case AudioDevice::AUDIO_DEVICE_OUT_BLE_HEADSET:
-        case AudioDevice::AUDIO_DEVICE_OUT_BLE_SPEAKER:
         case AudioDevice::AUDIO_DEVICE_OUT_DEFAULT:
         case AudioDevice::AUDIO_DEVICE_OUT_STUB:
             return true;
@@ -196,7 +189,6 @@
         case AudioDevice::AUDIO_DEVICE_IN_BLUETOOTH_BLE:
         case AudioDevice::AUDIO_DEVICE_IN_HDMI_ARC:
         case AudioDevice::AUDIO_DEVICE_IN_ECHO_REFERENCE:
-        case AudioDevice::AUDIO_DEVICE_IN_BLE_HEADSET:
         case AudioDevice::AUDIO_DEVICE_IN_DEFAULT:
         case AudioDevice::AUDIO_DEVICE_IN_STUB:
             return false;
diff --git a/audio/common/7.0/types.hal b/audio/common/7.0/types.hal
index 0d0fa7e..31c7388 100644
--- a/audio/common/7.0/types.hal
+++ b/audio/common/7.0/types.hal
@@ -106,8 +106,6 @@
 
 /**
  * Audio channel mask indicates presence of particular channels.
- * Note that every value is already a mask comprised of individual
- * channels.
  * See 'audioChannelMask' in audio_policy_configuration.xsd for the
  * list of allowed values.
  */
@@ -129,8 +127,13 @@
     AudioFormat format;
     /** List of the sample rates (in Hz) supported by the profile. */
     vec<uint32_t> sampleRates;
-    /** List of channel masks supported by the profile. */
-    vec<AudioChannelMask> channelMasks;
+    /**
+     * List of channel masks supported by the profile. Every subvector might be
+     * comprised of several individual channel mask entries for non-traditional
+     * channel masks, e.g. a combination "OUT_FRONT_LEFT,OUT_FRONT_CENTER" which
+     * doesn't have a corresponding predefined channel mask.
+     */
+    vec<vec<AudioChannelMask>> channelMasks;
 };
 
 /**
@@ -296,18 +299,21 @@
 
 /**
  * Type of gain control exposed by an audio port.
- * See 'audioGainMode' in audio_policy_configuration.xsd for the
- * list of allowed values.
  */
-typedef string AudioGainMode;
+@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 {
-    vec<AudioGainMode> mode; // modes of operation
-    AudioChannelMask channelMask; // channels which gain can be controlled
+    bitfield<AudioGainMode> mode;
+    vec<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
@@ -322,8 +328,8 @@
  */
 struct AudioGainConfig {
     int32_t index;  // index of the corresponding AudioGain in AudioPort.gains
-    vec<AudioGainMode> mode; // modes of operation
-    AudioChannelMask channelMask;  // channels which gain value follows
+    AudioGainMode mode;
+    vec<AudioChannelMask> channelMask;  // channels which gain value follows
     /**
      * 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
diff --git a/audio/core/all-versions/vts/functional/AudioPrimaryHidlHalTest.h b/audio/core/all-versions/vts/functional/AudioPrimaryHidlHalTest.h
index 0a9d5ee..5e4b414 100644
--- a/audio/core/all-versions/vts/functional/AudioPrimaryHidlHalTest.h
+++ b/audio/core/all-versions/vts/functional/AudioPrimaryHidlHalTest.h
@@ -1150,7 +1150,7 @@
             for (const auto& channelMask : profile.channelMasks) {
                 AudioConfigBase config{.format = profile.format,
                                        .sampleRateHz = sampleRate,
-                                       .channelMask = {{channelMask}}};
+                                       .channelMask = channelMask};
                 auto ret = stream->setAudioProperties(config);
                 EXPECT_TRUE(ret.isOk());
                 EXPECT_EQ(Result::OK, ret) << config.format << "; " << config.sampleRateHz << "; "