Merge "Disable ds-docs-switched"
diff --git a/Android.bp b/Android.bp
index 67902b3..0c9b82e 100644
--- a/Android.bp
+++ b/Android.bp
@@ -619,3 +619,12 @@
     "ProtoLibraries.bp",
     "TestProtoLibraries.bp",
 ]
+
+java_api_contribution {
+    name: "api-stubs-docs-non-updatable-public-stubs",
+    api_surface: "public",
+    api_file: "core/api/current.txt",
+    visibility: [
+        "//build/orchestrator/apis",
+    ],
+}
diff --git a/StubLibraries.bp b/StubLibraries.bp
index 48c44c9..fc046fb 100644
--- a/StubLibraries.bp
+++ b/StubLibraries.bp
@@ -598,3 +598,12 @@
     ],
     visibility: ["//visibility:public"],
 }
+
+java_api_contribution {
+    name: "frameworks-base-core-api-module-lib-stubs",
+    api_surface: "module-lib",
+    api_file: "core/api/module-lib-current.txt",
+    visibility: [
+        "//build/orchestrator/apis",
+    ],
+}
diff --git a/boot/Android.bp b/boot/Android.bp
index 24ad9de..851294c 100644
--- a/boot/Android.bp
+++ b/boot/Android.bp
@@ -23,6 +23,18 @@
     default_applicable_licenses: ["frameworks_base_license"],
 }
 
+soong_config_module_type {
+    name: "custom_platform_bootclasspath",
+    module_type: "platform_bootclasspath",
+    config_namespace: "AUTO",
+    bool_variables: [
+        "car_bootclasspath_fragment",
+    ],
+    properties: [
+        "fragments",
+    ],
+}
+
 // This module provides access to information Soong has related to the
 // whole platform bootclasspath. Currently, that information is provided solely
 // through configuration but additional information will be added here.
@@ -41,7 +53,7 @@
 //
 // This module needs to be present in the build for the above processing to be
 // done correctly.
-platform_bootclasspath {
+custom_platform_bootclasspath {
     name: "platform-bootclasspath",
 
     // The bootclasspath_fragments that contribute to the platform
@@ -115,17 +127,24 @@
             apex: "com.android.wifi",
             module: "com.android.wifi-bootclasspath-fragment",
         },
-        // only used for auto
-        {
-            apex: "com.android.car.framework",
-            module: "com.android.car.framework-bootclasspath-fragment",
-        },
         {
             apex: "com.android.virt",
             module: "com.android.virt-bootclasspath-fragment",
         },
     ],
 
+    soong_config_variables: {
+        car_bootclasspath_fragment: {
+            fragments: [
+                // only used for auto
+                {
+                    apex: "com.android.car.framework",
+                    module: "com.android.car.framework-bootclasspath-fragment",
+                },
+            ],
+        },
+    },
+
     // Additional information needed by hidden api processing.
     hidden_api: {
         unsupported: [
diff --git a/cmds/svc/src/com/android/commands/svc/UsbCommand.java b/cmds/svc/src/com/android/commands/svc/UsbCommand.java
index 7d80493..26e20f6 100644
--- a/cmds/svc/src/com/android/commands/svc/UsbCommand.java
+++ b/cmds/svc/src/com/android/commands/svc/UsbCommand.java
@@ -29,12 +29,18 @@
 import java.util.function.Consumer;
 import java.util.concurrent.Executor;
 import java.util.List;
+import java.util.concurrent.atomic.AtomicInteger;
 
 public class UsbCommand extends Svc.Command {
     public UsbCommand() {
         super("usb");
     }
 
+    /**
+     * Counter for tracking UsbOperation operations.
+     */
+    private static final AtomicInteger sUsbOperationCount = new AtomicInteger();
+
     @Override
     public String shortHelp() {
         return "Control Usb state";
@@ -92,8 +98,10 @@
 
             if ("setFunctions".equals(args[1])) {
                 try {
+                    int operationId = sUsbOperationCount.incrementAndGet();
+                    System.out.println("setCurrentFunctions opId:" + operationId);
                     usbMgr.setCurrentFunctions(UsbManager.usbFunctionsFromString(
-                            args.length >= 3 ? args[2] : ""));
+                            args.length >= 3 ? args[2] : ""), operationId);
                 } catch (RemoteException e) {
                     System.err.println("Error communicating with UsbManager: " + e);
                 }
diff --git a/core/api/current.txt b/core/api/current.txt
index a0c132f..46318ae 100644
--- a/core/api/current.txt
+++ b/core/api/current.txt
@@ -6024,7 +6024,7 @@
   }
 
   public static class Notification.Action implements android.os.Parcelable {
-    ctor @Deprecated public Notification.Action(int, CharSequence, android.app.PendingIntent);
+    ctor @Deprecated public Notification.Action(int, CharSequence, @Nullable android.app.PendingIntent);
     method public android.app.Notification.Action clone();
     method public int describeContents();
     method public boolean getAllowGeneratedReplies();
@@ -6054,8 +6054,8 @@
   }
 
   public static final class Notification.Action.Builder {
-    ctor @Deprecated public Notification.Action.Builder(int, CharSequence, android.app.PendingIntent);
-    ctor public Notification.Action.Builder(android.graphics.drawable.Icon, CharSequence, android.app.PendingIntent);
+    ctor @Deprecated public Notification.Action.Builder(int, CharSequence, @Nullable android.app.PendingIntent);
+    ctor public Notification.Action.Builder(android.graphics.drawable.Icon, CharSequence, @Nullable android.app.PendingIntent);
     ctor public Notification.Action.Builder(android.app.Notification.Action);
     method @NonNull public android.app.Notification.Action.Builder addExtras(android.os.Bundle);
     method @NonNull public android.app.Notification.Action.Builder addRemoteInput(android.app.RemoteInput);
@@ -7890,6 +7890,7 @@
     method public int getNetworkId();
     method public boolean isEnabled();
     method public boolean isFallbackToDefaultConnectionAllowed();
+    method public boolean shouldBlockNonMatchingNetworks();
     method public void writeToParcel(@NonNull android.os.Parcel, int);
     field @NonNull public static final android.os.Parcelable.Creator<android.app.admin.PreferentialNetworkServiceConfig> CREATOR;
     field public static final int PREFERENTIAL_NETWORK_ID_1 = 1; // 0x1
@@ -7907,6 +7908,7 @@
     method @NonNull public android.app.admin.PreferentialNetworkServiceConfig.Builder setFallbackToDefaultConnectionAllowed(boolean);
     method @NonNull public android.app.admin.PreferentialNetworkServiceConfig.Builder setIncludedUids(@NonNull int[]);
     method @NonNull public android.app.admin.PreferentialNetworkServiceConfig.Builder setNetworkId(int);
+    method @NonNull public android.app.admin.PreferentialNetworkServiceConfig.Builder setShouldBlockNonMatchingNetworks(boolean);
   }
 
   public class SecurityLog {
@@ -20609,6 +20611,7 @@
     field public static final int DUAL_MONO_MODE_RR = 3; // 0x3
     field public static final int ENCAPSULATION_METADATA_TYPE_DVB_AD_DESCRIPTOR = 2; // 0x2
     field public static final int ENCAPSULATION_METADATA_TYPE_FRAMEWORK_TUNER = 1; // 0x1
+    field public static final int ENCAPSULATION_METADATA_TYPE_SUPPLEMENTARY_AUDIO_PLACEMENT = 3; // 0x3
     field public static final int ENCAPSULATION_MODE_ELEMENTARY_STREAM = 1; // 0x1
     field public static final int ENCAPSULATION_MODE_NONE = 0; // 0x0
     field public static final int ERROR = -1; // 0xffffffff
@@ -20627,6 +20630,9 @@
     field public static final int STATE_NO_STATIC_DATA = 2; // 0x2
     field public static final int STATE_UNINITIALIZED = 0; // 0x0
     field public static final int SUCCESS = 0; // 0x0
+    field public static final int SUPPLEMENTARY_AUDIO_PLACEMENT_LEFT = 1; // 0x1
+    field public static final int SUPPLEMENTARY_AUDIO_PLACEMENT_NORMAL = 0; // 0x0
+    field public static final int SUPPLEMENTARY_AUDIO_PLACEMENT_RIGHT = 2; // 0x2
     field public static final int WRITE_BLOCKING = 0; // 0x0
     field public static final int WRITE_NON_BLOCKING = 1; // 0x1
   }
@@ -25915,6 +25921,7 @@
     method @Nullable public android.media.tv.TvInputService.RecordingSession onCreateRecordingSession(@NonNull String, @NonNull String);
     method @Nullable public abstract android.media.tv.TvInputService.Session onCreateSession(@NonNull String);
     method @Nullable public android.media.tv.TvInputService.Session onCreateSession(@NonNull String, @NonNull String);
+    method @Nullable public android.media.tv.TvInputService.Session onCreateSession(@NonNull String, @NonNull String, @NonNull android.content.AttributionSource);
     field public static final int PRIORITY_HINT_USE_CASE_TYPE_BACKGROUND = 100; // 0x64
     field public static final int PRIORITY_HINT_USE_CASE_TYPE_LIVE = 400; // 0x190
     field public static final int PRIORITY_HINT_USE_CASE_TYPE_PLAYBACK = 300; // 0x12c
@@ -26075,6 +26082,7 @@
     method public String getSelectedTrack(int);
     method public java.util.List<android.media.tv.TvTrackInfo> getTracks(int);
     method public boolean onUnhandledInputEvent(android.view.InputEvent);
+    method public void overrideTvAppAttributionSource(@NonNull android.content.AttributionSource);
     method public void reset();
     method public void selectTrack(int, String);
     method public void sendAppPrivateCommand(@NonNull String, android.os.Bundle);
@@ -30768,7 +30776,8 @@
     method public static void scaleM(float[], int, float, float, float);
     method public static void setIdentityM(float[], int);
     method public static void setLookAtM(float[], int, float, float, float, float, float, float, float, float, float);
-    method public static void setRotateEulerM(float[], int, float, float, float);
+    method @Deprecated public static void setRotateEulerM(float[], int, float, float, float);
+    method public static void setRotateEulerM2(@NonNull float[], int, float, float, float);
     method public static void setRotateM(float[], int, float, float, float, float);
     method public static void translateM(float[], int, float[], int, float, float, float);
     method public static void translateM(float[], int, float, float, float);
diff --git a/core/api/module-lib-current.txt b/core/api/module-lib-current.txt
index 8d53959..3a94198 100644
--- a/core/api/module-lib-current.txt
+++ b/core/api/module-lib-current.txt
@@ -120,6 +120,7 @@
     field public static final int GADGET_HAL_V1_0 = 10; // 0xa
     field public static final int GADGET_HAL_V1_1 = 11; // 0xb
     field public static final int GADGET_HAL_V1_2 = 12; // 0xc
+    field public static final int GADGET_HAL_V2_0 = 20; // 0x14
     field public static final int USB_DATA_TRANSFER_RATE_10G = 10240; // 0x2800
     field public static final int USB_DATA_TRANSFER_RATE_20G = 20480; // 0x5000
     field public static final int USB_DATA_TRANSFER_RATE_40G = 40960; // 0xa000
diff --git a/core/api/system-current.txt b/core/api/system-current.txt
index 6eddc3c0..1d39931 100644
--- a/core/api/system-current.txt
+++ b/core/api/system-current.txt
@@ -760,10 +760,12 @@
 
   public class BroadcastOptions {
     method public void clearRequireCompatChange();
+    method public boolean isDeferUntilActive();
     method public boolean isPendingIntentBackgroundActivityLaunchAllowed();
     method public static android.app.BroadcastOptions makeBasic();
     method @RequiresPermission(android.Manifest.permission.ACCESS_BROADCAST_RESPONSE_STATS) public void recordResponseEventWhileInBackground(@IntRange(from=0) long);
     method @RequiresPermission(android.Manifest.permission.START_ACTIVITIES_FROM_BACKGROUND) public void setBackgroundActivityStartsAllowed(boolean);
+    method @NonNull public android.app.BroadcastOptions setDeferUntilActive(boolean);
     method public void setDeliveryGroupMatchingFilter(@NonNull android.content.IntentFilter);
     method public void setDeliveryGroupMatchingKey(@NonNull String, @NonNull String);
     method public void setDeliveryGroupPolicy(int);
@@ -9120,14 +9122,20 @@
     method @RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS) public boolean enable();
     method @RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS) public boolean enableNdefPush();
     method @RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS) public boolean enableSecureNfc(boolean);
+    method @NonNull @RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS) public java.util.Map<java.lang.String,java.lang.Boolean> getTagIntentAppPreferenceForUser(int);
     method @RequiresPermission(android.Manifest.permission.NFC_SET_CONTROLLER_ALWAYS_ON) public boolean isControllerAlwaysOn();
     method @RequiresPermission(android.Manifest.permission.NFC_SET_CONTROLLER_ALWAYS_ON) public boolean isControllerAlwaysOnSupported();
+    method @RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS) public boolean isTagIntentAppPreferenceSupported();
     method @RequiresPermission(android.Manifest.permission.NFC_SET_CONTROLLER_ALWAYS_ON) public void registerControllerAlwaysOnListener(@NonNull java.util.concurrent.Executor, @NonNull android.nfc.NfcAdapter.ControllerAlwaysOnListener);
     method @RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS) public boolean removeNfcUnlockHandler(android.nfc.NfcAdapter.NfcUnlockHandler);
     method @RequiresPermission(android.Manifest.permission.NFC_SET_CONTROLLER_ALWAYS_ON) public boolean setControllerAlwaysOn(boolean);
     method public void setNdefPushMessage(android.nfc.NdefMessage, android.app.Activity, int);
+    method @RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS) public int setTagIntentAppPreferenceForUser(int, @NonNull String, boolean);
     method @RequiresPermission(android.Manifest.permission.NFC_SET_CONTROLLER_ALWAYS_ON) public void unregisterControllerAlwaysOnListener(@NonNull android.nfc.NfcAdapter.ControllerAlwaysOnListener);
     field public static final int FLAG_NDEF_PUSH_NO_CONFIRM = 1; // 0x1
+    field public static final int TAG_INTENT_APP_PREF_RESULT_PACKAGE_NOT_FOUND = -1; // 0xffffffff
+    field public static final int TAG_INTENT_APP_PREF_RESULT_SUCCESS = 0; // 0x0
+    field public static final int TAG_INTENT_APP_PREF_RESULT_UNAVAILABLE = -2; // 0xfffffffe
   }
 
   public static interface NfcAdapter.ControllerAlwaysOnListener {
@@ -14962,6 +14970,7 @@
     field public static final String SERVICE_ID_POST_CALL = "org.3gpp.urn:urn-7:3gpp-service.ims.icsi.gsma.callunanswered";
     field public static final String SERVICE_ID_SHARED_MAP = "org.3gpp.urn:urn-7:3gpp-service.ims.icsi.gsma.sharedmap";
     field public static final String SERVICE_ID_SHARED_SKETCH = "org.3gpp.urn:urn-7:3gpp-service.ims.icsi.gsma.sharedsketch";
+    field public static final String SERVICE_ID_SLM = "org.openmobilealliance:StandaloneMsg";
     field public static final String TUPLE_BASIC_STATUS_CLOSED = "closed";
     field public static final String TUPLE_BASIC_STATUS_OPEN = "open";
   }
diff --git a/core/api/test-current.txt b/core/api/test-current.txt
index c38c887..2d86051d 100644
--- a/core/api/test-current.txt
+++ b/core/api/test-current.txt
@@ -1696,7 +1696,10 @@
   public class Build {
     method public static boolean is64BitAbi(String);
     method public static boolean isDebuggable();
+    field @Nullable public static final String BRAND_FOR_ATTESTATION;
     field public static final boolean IS_EMULATOR;
+    field @Nullable public static final String MODEL_FOR_ATTESTATION;
+    field @Nullable public static final String PRODUCT_FOR_ATTESTATION;
   }
 
   public static class Build.VERSION {
diff --git a/core/java/android/app/BroadcastOptions.java b/core/java/android/app/BroadcastOptions.java
index 8b7b7eb..16c5b08 100644
--- a/core/java/android/app/BroadcastOptions.java
+++ b/core/java/android/app/BroadcastOptions.java
@@ -66,6 +66,7 @@
     private @DeliveryGroupPolicy int mDeliveryGroupPolicy;
     private @Nullable String mDeliveryGroupMatchingKey;
     private @Nullable IntentFilter mDeliveryGroupMatchingFilter;
+    private boolean mIsDeferUntilActive = false;
 
     /**
      * Change ID which is invalid.
@@ -688,6 +689,41 @@
     }
 
     /**
+     * Sets whether the broadcast should not run until the process is in an active process state
+     * (ie, a process exists for the app and the app is not in a cached process state).
+     *
+     * Whether an app's process state is considered active is independent of its standby bucket.
+     *
+     * A broadcast that is deferred until the process is active will not execute until the process
+     * is brought to an active state by some other action, like a job, alarm, or service binding. As
+     * a result, the broadcast may be delayed indefinitely. This deferral only applies to runtime
+     * registered receivers of a broadcast. Any manifest receivers will run immediately, similar to
+     * how a manifest receiver would start a new process in order to run a broadcast receiver.
+     *
+     * Ordered broadcasts, alarm broadcasts, interactive broadcasts, and manifest broadcasts are
+     * never deferred.
+     *
+     * Unordered broadcasts and unordered broadcasts with completion callbacks may be
+     * deferred. Completion callbacks for broadcasts deferred until active are
+     * best-effort. Completion callbacks will run when all eligible processes have finished
+     * executing the broadcast. Processes in inactive process states that defer the broadcast are
+     * not considered eligible and may not execute the broadcast prior to the completion callback.
+     *
+     * @hide
+     */
+    @SystemApi
+    public @NonNull BroadcastOptions setDeferUntilActive(boolean shouldDefer) {
+        mIsDeferUntilActive = shouldDefer;
+        return this;
+    }
+
+    /** @hide */
+    @SystemApi
+    public boolean isDeferUntilActive() {
+        return mIsDeferUntilActive;
+    }
+
+    /**
      * Returns the created options as a Bundle, which can be passed to
      * {@link android.content.Context#sendBroadcast(android.content.Intent)
      * Context.sendBroadcast(Intent)} and related methods.
diff --git a/core/java/android/app/Notification.java b/core/java/android/app/Notification.java
index f320b74..b316b19 100644
--- a/core/java/android/app/Notification.java
+++ b/core/java/android/app/Notification.java
@@ -1783,7 +1783,7 @@
          * @deprecated Use {@link android.app.Notification.Action.Builder}.
          */
         @Deprecated
-        public Action(int icon, CharSequence title, PendingIntent intent) {
+        public Action(int icon, CharSequence title, @Nullable PendingIntent intent) {
             this(Icon.createWithResource("", icon), title, intent, new Bundle(), null, true,
                     SEMANTIC_ACTION_NONE, false /* isContextual */, false /* requireAuth */);
         }
@@ -1908,10 +1908,12 @@
              * which may display them in other contexts, for example on a wearable device.
              * @param icon icon to show for this action
              * @param title the title of the action
-             * @param intent the {@link PendingIntent} to fire when users trigger this action
+             * @param intent the {@link PendingIntent} to fire when users trigger this action. May
+             * be null, in which case the action may be rendered in a disabled presentation by the
+             * system UI.
              */
             @Deprecated
-            public Builder(int icon, CharSequence title, PendingIntent intent) {
+            public Builder(int icon, CharSequence title, @Nullable PendingIntent intent) {
                 this(Icon.createWithResource("", icon), title, intent);
             }
 
@@ -1940,9 +1942,11 @@
              *
              * @param icon icon to show for this action
              * @param title the title of the action
-             * @param intent the {@link PendingIntent} to fire when users trigger this action
+             * @param intent the {@link PendingIntent} to fire when users trigger this action. May
+             * be null, in which case the action may be rendered in a disabled presentation by the
+             * system UI.
              */
-            public Builder(Icon icon, CharSequence title, PendingIntent intent) {
+            public Builder(Icon icon, CharSequence title, @Nullable PendingIntent intent) {
                 this(icon, title, intent, new Bundle(), null, true, SEMANTIC_ACTION_NONE, false);
             }
 
diff --git a/core/java/android/app/OWNERS b/core/java/android/app/OWNERS
index f2eced3..20869e0 100644
--- a/core/java/android/app/OWNERS
+++ b/core/java/android/app/OWNERS
@@ -47,6 +47,9 @@
 # AppOps
 per-file *AppOp* = file:/core/java/android/permission/OWNERS
 
+# Backup and Restore
+per-file IBackupAgent.aidl = file:/services/backup/OWNERS
+
 # LocaleManager
 per-file *Locale* = file:/services/core/java/com/android/server/locales/OWNERS
 
diff --git a/core/java/android/app/admin/DevicePolicyManager.java b/core/java/android/app/admin/DevicePolicyManager.java
index 34c91c3..bfab8c9 100644
--- a/core/java/android/app/admin/DevicePolicyManager.java
+++ b/core/java/android/app/admin/DevicePolicyManager.java
@@ -2391,6 +2391,7 @@
      * applied (cross profile intent filters updated). Only usesd for CTS tests.
      * @hide
      */
+    @SuppressLint("ActionValue")
     @TestApi
     @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION)
     public static final String ACTION_DATA_SHARING_RESTRICTION_APPLIED =
@@ -2401,6 +2402,7 @@
      * has been changed.
      * @hide
      */
+    @SuppressLint("ActionValue")
     @TestApi
     @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION)
     public static final String ACTION_DEVICE_POLICY_CONSTANTS_CHANGED =
diff --git a/core/java/android/app/admin/PreferentialNetworkServiceConfig.java b/core/java/android/app/admin/PreferentialNetworkServiceConfig.java
index 63c9839..1e0d062 100644
--- a/core/java/android/app/admin/PreferentialNetworkServiceConfig.java
+++ b/core/java/android/app/admin/PreferentialNetworkServiceConfig.java
@@ -50,6 +50,7 @@
     final boolean mIsEnabled;
     final int mNetworkId;
     final boolean mAllowFallbackToDefaultConnection;
+    final boolean mShouldBlockNonMatchingNetworks;
     final int[] mIncludedUids;
     final int[] mExcludedUids;
 
@@ -63,6 +64,8 @@
             "preferential_network_service_network_id";
     private static final String TAG_ALLOW_FALLBACK_TO_DEFAULT_CONNECTION =
             "allow_fallback_to_default_connection";
+    private static final String TAG_BLOCK_NON_MATCHING_NETWORKS =
+            "block_non_matching_networks";
     private static final String TAG_INCLUDED_UIDS = "included_uids";
     private static final String TAG_EXCLUDED_UIDS = "excluded_uids";
     private static final String ATTR_VALUE = "value";
@@ -110,10 +113,12 @@
     }
 
     private PreferentialNetworkServiceConfig(boolean isEnabled,
-            boolean allowFallbackToDefaultConnection, int[] includedUids,
+            boolean allowFallbackToDefaultConnection, boolean shouldBlockNonMatchingNetworks,
+            int[] includedUids,
             int[] excludedUids, @PreferentialNetworkPreferenceId int networkId) {
         mIsEnabled = isEnabled;
         mAllowFallbackToDefaultConnection = allowFallbackToDefaultConnection;
+        mShouldBlockNonMatchingNetworks = shouldBlockNonMatchingNetworks;
         mIncludedUids = includedUids;
         mExcludedUids = excludedUids;
         mNetworkId = networkId;
@@ -122,6 +127,7 @@
     private PreferentialNetworkServiceConfig(Parcel in) {
         mIsEnabled = in.readBoolean();
         mAllowFallbackToDefaultConnection = in.readBoolean();
+        mShouldBlockNonMatchingNetworks = in.readBoolean();
         mNetworkId = in.readInt();
         mIncludedUids = in.createIntArray();
         mExcludedUids = in.createIntArray();
@@ -136,9 +142,18 @@
     }
 
     /**
-     * is fallback to default network allowed. This boolean configures whether default connection
-     * (default internet or wifi) should be used or not if a preferential network service
-     * connection is not available.
+     * Whether fallback to the device-wide default network is allowed.
+     *
+     * This boolean configures whether the default connection (e.g. general cell network or wifi)
+     * should be used if no preferential network service connection is available. If true, the
+     * default connection will be used when no preferential service is available. If false, the
+     * UIDs subject to this configuration will have no default network.
+     * Note that while this boolean determines whether the UIDs subject to this configuration have
+     * a default network in the absence of a preferential service, apps can still explicitly decide
+     * to use another network than their default network by requesting them from the system. This
+     * boolean does not determine whether the UIDs are blocked from using such other networks.
+     * See {@link #shouldBlockNonMatchingNetworks()} for that configuration.
+     *
      * @return true if fallback is allowed, else false.
      */
     public boolean isFallbackToDefaultConnectionAllowed() {
@@ -146,6 +161,21 @@
     }
 
     /**
+     * Whether to block UIDs from using other networks than the preferential service.
+     *
+     * Apps can inspect the list of available networks on the device and choose to use multiple
+     * of them concurrently for performance, privacy or other reasons.
+     * This boolean configures whether the concerned UIDs should be blocked from using
+     * networks that do not match the configured preferential network service even if these
+     * networks are otherwise open to all apps.
+     *
+     * @return true if UIDs should be blocked from using the other networks, else false.
+     */
+    public boolean shouldBlockNonMatchingNetworks() {
+        return mShouldBlockNonMatchingNetworks;
+    }
+
+    /**
      * Get the array of uids that are applicable for the profile preference.
      *
      * {@see #getExcludedUids()}
@@ -189,6 +219,7 @@
         return "PreferentialNetworkServiceConfig{"
                 + "mIsEnabled=" + isEnabled()
                 + "mAllowFallbackToDefaultConnection=" + isFallbackToDefaultConnectionAllowed()
+                + "mBlockNonMatchingNetworks=" + shouldBlockNonMatchingNetworks()
                 + "mIncludedUids=" + Arrays.toString(mIncludedUids)
                 + "mExcludedUids=" + Arrays.toString(mExcludedUids)
                 + "mNetworkId=" + mNetworkId
@@ -202,6 +233,7 @@
         final PreferentialNetworkServiceConfig that = (PreferentialNetworkServiceConfig) o;
         return mIsEnabled == that.mIsEnabled
                 && mAllowFallbackToDefaultConnection == that.mAllowFallbackToDefaultConnection
+                && mShouldBlockNonMatchingNetworks == that.mShouldBlockNonMatchingNetworks
                 && mNetworkId == that.mNetworkId
                 && Arrays.equals(mIncludedUids, that.mIncludedUids)
                 && Arrays.equals(mExcludedUids, that.mExcludedUids);
@@ -210,7 +242,8 @@
     @Override
     public int hashCode() {
         return Objects.hash(mIsEnabled, mAllowFallbackToDefaultConnection,
-                Arrays.hashCode(mIncludedUids), Arrays.hashCode(mExcludedUids), mNetworkId);
+                mShouldBlockNonMatchingNetworks, Arrays.hashCode(mIncludedUids),
+                Arrays.hashCode(mExcludedUids), mNetworkId);
     }
 
     /**
@@ -221,6 +254,7 @@
         boolean mIsEnabled = false;
         int mNetworkId = 0;
         boolean mAllowFallbackToDefaultConnection = true;
+        boolean mShouldBlockNonMatchingNetworks = false;
         int[] mIncludedUids = new int[0];
         int[] mExcludedUids = new int[0];
 
@@ -242,10 +276,21 @@
         }
 
         /**
-         * Set whether the default connection should be used as fallback.
-         * This boolean configures whether the default connection (default internet or wifi)
-         * should be used if a preferential network service connection is not available.
-         * Default value is true
+         * Set whether fallback to the device-wide default network is allowed.
+         *
+         * This boolean configures whether the default connection (e.g. general cell network or
+         * wifi) should be used if no preferential network service connection is available. If true,
+         * the default connection will be used when no preferential service is available. If false,
+         * the UIDs subject to this configuration will have no default network.
+         * Note that while this boolean determines whether the UIDs subject to this configuration
+         * have a default network in the absence of a preferential service, apps can still
+         * explicitly decide to use another network than their default network by requesting them
+         * from the system. This boolean does not determine whether the UIDs are blocked from using
+         * such other networks.
+         * Use {@link #setShouldBlockNonMatchingNetworks(boolean)} to specify this.
+         *
+         * The default value is true.
+         *
          * @param allowFallbackToDefaultConnection  true if fallback is allowed else false
          * @return The builder to facilitate chaining.
          */
@@ -258,6 +303,31 @@
         }
 
         /**
+         * Set whether to block UIDs from using other networks than the preferential service.
+         *
+         * Apps can inspect the list of available networks on the device and choose to use multiple
+         * of them concurrently for performance, privacy or other reasons.
+         * This boolean configures whether the concerned UIDs should be blocked from using
+         * networks that do not match the configured preferential network service even if these
+         * networks are otherwise open to all apps.
+         *
+         * The default value is false. This value can only be set to {@code true} if
+         * {@link #setFallbackToDefaultConnectionAllowed(boolean)} is set to {@code false}, because
+         * allowing fallback but blocking it does not make sense. Failure to comply with this
+         * constraint will throw when building the object.
+         *
+         * @param blockNonMatchingNetworks true if UIDs should be blocked from using non-matching
+         *                                 networks.
+         * @return The builder to facilitate chaining.
+         */
+        @NonNull
+        public PreferentialNetworkServiceConfig.Builder setShouldBlockNonMatchingNetworks(
+                boolean blockNonMatchingNetworks) {
+            mShouldBlockNonMatchingNetworks = blockNonMatchingNetworks;
+            return this;
+        }
+
+        /**
          * Set the array of uids whose network access will go through this preferential
          * network service.
          * {@see #setExcludedUids(int[])}
@@ -305,8 +375,13 @@
                 throw new IllegalStateException("Both includedUids and excludedUids "
                         + "cannot be nonempty");
             }
+            if (mShouldBlockNonMatchingNetworks && mAllowFallbackToDefaultConnection) {
+                throw new IllegalStateException("A config cannot both allow fallback and "
+                        + "block non-matching networks");
+            }
             return new PreferentialNetworkServiceConfig(mIsEnabled,
-                    mAllowFallbackToDefaultConnection, mIncludedUids, mExcludedUids, mNetworkId);
+                    mAllowFallbackToDefaultConnection, mShouldBlockNonMatchingNetworks,
+                    mIncludedUids, mExcludedUids, mNetworkId);
         }
 
         /**
@@ -331,6 +406,7 @@
     public void writeToParcel(@NonNull android.os.Parcel dest, int flags) {
         dest.writeBoolean(mIsEnabled);
         dest.writeBoolean(mAllowFallbackToDefaultConnection);
+        dest.writeBoolean(mShouldBlockNonMatchingNetworks);
         dest.writeInt(mNetworkId);
         dest.writeIntArray(mIncludedUids);
         dest.writeIntArray(mExcludedUids);
@@ -422,6 +498,9 @@
             } else if (TAG_ALLOW_FALLBACK_TO_DEFAULT_CONNECTION.equals(tagDAM)) {
                 resultBuilder.setFallbackToDefaultConnectionAllowed(parser.getAttributeBoolean(
                         null, ATTR_VALUE, true));
+            } else if (TAG_BLOCK_NON_MATCHING_NETWORKS.equals(tagDAM)) {
+                resultBuilder.setShouldBlockNonMatchingNetworks(parser.getAttributeBoolean(
+                        null, ATTR_VALUE, false));
             } else if (TAG_INCLUDED_UIDS.equals(tagDAM)) {
                 resultBuilder.setIncludedUids(readStringListToIntArray(parser, TAG_UID));
             } else if (TAG_EXCLUDED_UIDS.equals(tagDAM)) {
@@ -442,6 +521,8 @@
         writeAttributeValueToXml(out, TAG_NETWORK_ID, getNetworkId());
         writeAttributeValueToXml(out, TAG_ALLOW_FALLBACK_TO_DEFAULT_CONNECTION,
                 isFallbackToDefaultConnectionAllowed());
+        writeAttributeValueToXml(out, TAG_BLOCK_NON_MATCHING_NETWORKS,
+                shouldBlockNonMatchingNetworks());
         writeAttributeValuesToXml(out, TAG_INCLUDED_UIDS, TAG_UID,
                 intArrayToStringList(getIncludedUids()));
         writeAttributeValuesToXml(out, TAG_EXCLUDED_UIDS, TAG_UID,
@@ -459,6 +540,8 @@
         pw.println(mIsEnabled);
         pw.print("allowFallbackToDefaultConnection=");
         pw.println(mAllowFallbackToDefaultConnection);
+        pw.print("blockNonMatchingNetworks=");
+        pw.println(mShouldBlockNonMatchingNetworks);
         pw.print("includedUids=");
         pw.println(mIncludedUids);
         pw.print("excludedUids=");
diff --git a/core/java/android/app/admin/Provisioning_OWNERS b/core/java/android/app/admin/Provisioning_OWNERS
index c59a9dc..2e5c2df 100644
--- a/core/java/android/app/admin/Provisioning_OWNERS
+++ b/core/java/android/app/admin/Provisioning_OWNERS
@@ -1,5 +1,5 @@
 # Assign bugs to android-enterprise-triage@google.com
-petuska@google.com
-nupursn@google.com
-shreyacsingh@google.com
-alexkershaw@google.com #{LAST_RESORT_SUGGESTION}
\ No newline at end of file
+mdb.ae-provisioning-reviews@google.com
+petuska@google.com #{LAST_RESORT_SUGGESTION}
+nupursn@google.com #{LAST_RESORT_SUGGESTION}
+shreyacsingh@google.com #{LAST_RESORT_SUGGESTION}
diff --git a/core/java/android/content/pm/PackageManager.java b/core/java/android/content/pm/PackageManager.java
index d83ad3d..f1e3724 100644
--- a/core/java/android/content/pm/PackageManager.java
+++ b/core/java/android/content/pm/PackageManager.java
@@ -1530,6 +1530,14 @@
      */
     public static final int INSTALL_DISABLE_ALLOWED_APEX_UPDATE_CHECK = 0x00400000;
 
+    /**
+     * Flag parameter for {@link #installPackage} to bypass the low target sdk version block
+     * for this install.
+     *
+     * @hide
+     */
+    public static final int INSTALL_BYPASS_LOW_TARGET_SDK_BLOCK = 0x01000000;
+
     /** @hide */
     @IntDef(flag = true, value = {
             DONT_KILL_APP,
diff --git a/core/java/android/hardware/soundtrigger/OWNERS b/core/java/android/hardware/soundtrigger/OWNERS
index e5d0370..01b2cb9 100644
--- a/core/java/android/hardware/soundtrigger/OWNERS
+++ b/core/java/android/hardware/soundtrigger/OWNERS
@@ -1,2 +1,2 @@
-ytai@google.com
+atneya@google.com
 elaurent@google.com
diff --git a/core/java/android/hardware/usb/IUsbManager.aidl b/core/java/android/hardware/usb/IUsbManager.aidl
index 5a44244..1e147ec 100644
--- a/core/java/android/hardware/usb/IUsbManager.aidl
+++ b/core/java/android/hardware/usb/IUsbManager.aidl
@@ -111,10 +111,10 @@
     boolean isFunctionEnabled(String function);
 
     /* Sets the current USB function. */
-    void setCurrentFunctions(long functions);
+    void setCurrentFunctions(long functions, int operationId);
 
     /* Compatibility version of setCurrentFunctions(long). */
-    void setCurrentFunction(String function, boolean usbDataUnlocked);
+    void setCurrentFunction(String function, boolean usbDataUnlocked, int operationId);
 
     /* Gets the current USB functions. */
     long getCurrentFunctions();
diff --git a/core/java/android/hardware/usb/UsbManager.java b/core/java/android/hardware/usb/UsbManager.java
index 2c38f70..9d672bb 100644
--- a/core/java/android/hardware/usb/UsbManager.java
+++ b/core/java/android/hardware/usb/UsbManager.java
@@ -38,6 +38,7 @@
 import android.content.pm.PackageManager.NameNotFoundException;
 import android.hardware.usb.gadget.V1_0.GadgetFunction;
 import android.hardware.usb.gadget.V1_2.UsbSpeed;
+import android.os.Binder;
 import android.os.Build;
 import android.os.Bundle;
 import android.os.ParcelFileDescriptor;
@@ -52,6 +53,7 @@
 import java.util.Map;
 import java.util.Objects;
 import java.util.StringJoiner;
+import java.util.concurrent.atomic.AtomicInteger;
 
 /**
  * This class allows you to access the state of USB and communicate with USB devices.
@@ -95,7 +97,7 @@
      * If the sticky intent has not been found, that indicates USB is disconnected,
      * USB is not configued, MTP function is enabled, and all the other functions are disabled.
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi
     public static final String ACTION_USB_STATE =
@@ -172,7 +174,7 @@
      * <p>For more information about communicating with USB accessory handshake, refer to
      * <a href="https://source.android.com/devices/accessories/aoa">AOA</a> developer guide.</p>
      *
-     * {@hide}
+     * @hide
      */
     @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION)
     @SystemApi
@@ -184,7 +186,7 @@
      * Boolean extra indicating whether USB is connected or disconnected.
      * Used in extras for the {@link #ACTION_USB_STATE} broadcast.
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi
     public static final String USB_CONNECTED = "connected";
@@ -193,7 +195,7 @@
      * Boolean extra indicating whether USB is connected or disconnected as host.
      * Used in extras for the {@link #ACTION_USB_STATE} broadcast.
      *
-     * {@hide}
+     * @hide
      */
     public static final String USB_HOST_CONNECTED = "host_connected";
 
@@ -201,7 +203,7 @@
      * Boolean extra indicating whether USB is configured.
      * Used in extras for the {@link #ACTION_USB_STATE} broadcast.
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi
     public static final String USB_CONFIGURED = "configured";
@@ -212,7 +214,7 @@
      * has explicitly asked for this data to be unlocked.
      * Used in extras for the {@link #ACTION_USB_STATE} broadcast.
      *
-     * {@hide}
+     * @hide
      */
     @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)
     public static final String USB_DATA_UNLOCKED = "unlocked";
@@ -221,7 +223,7 @@
      * A placeholder indicating that no USB function is being specified.
      * Used for compatibility with old init scripts to indicate no functions vs. charging function.
      *
-     * {@hide}
+     * @hide
      */
     @UnsupportedAppUsage
     public static final String USB_FUNCTION_NONE = "none";
@@ -230,7 +232,7 @@
      * Name of the adb USB function.
      * Used in extras for the {@link #ACTION_USB_STATE} broadcast
      *
-     * {@hide}
+     * @hide
      */
     public static final String USB_FUNCTION_ADB = "adb";
 
@@ -238,7 +240,7 @@
      * Name of the RNDIS ethernet USB function.
      * Used in extras for the {@link #ACTION_USB_STATE} broadcast
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi
     public static final String USB_FUNCTION_RNDIS = "rndis";
@@ -247,7 +249,7 @@
      * Name of the MTP USB function.
      * Used in extras for the {@link #ACTION_USB_STATE} broadcast
      *
-     * {@hide}
+     * @hide
      */
     public static final String USB_FUNCTION_MTP = "mtp";
 
@@ -255,7 +257,7 @@
      * Name of the PTP USB function.
      * Used in extras for the {@link #ACTION_USB_STATE} broadcast
      *
-     * {@hide}
+     * @hide
      */
     public static final String USB_FUNCTION_PTP = "ptp";
 
@@ -263,7 +265,7 @@
      * Name of the audio source USB function.
      * Used in extras for the {@link #ACTION_USB_STATE} broadcast
      *
-     * {@hide}
+     * @hide
      */
     public static final String USB_FUNCTION_AUDIO_SOURCE = "audio_source";
 
@@ -271,7 +273,7 @@
      * Name of the MIDI USB function.
      * Used in extras for the {@link #ACTION_USB_STATE} broadcast
      *
-     * {@hide}
+     * @hide
      */
     public static final String USB_FUNCTION_MIDI = "midi";
 
@@ -279,7 +281,7 @@
      * Name of the Accessory USB function.
      * Used in extras for the {@link #ACTION_USB_STATE} broadcast
      *
-     * {@hide}
+     * @hide
      */
     public static final String USB_FUNCTION_ACCESSORY = "accessory";
 
@@ -287,7 +289,7 @@
      * Name of the NCM USB function.
      * Used in extras for the {@link #ACTION_USB_STATE} broadcast
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi
     public static final String USB_FUNCTION_NCM = "ncm";
@@ -295,32 +297,39 @@
     /**
      * Name of Gadget Hal Not Present;
      *
-     * {@hide}
+     * @hide
      */
     public static final String GADGET_HAL_UNKNOWN = "unknown";
 
     /**
      * Name of the USB Gadget Hal Version v1.0;
      *
-     * {@hide}
+     * @hide
      */
     public static final String GADGET_HAL_VERSION_1_0 = "V1_0";
 
     /**
      * Name of the USB Gadget Hal Version v1.1;
      *
-     * {@hide}
+     * @hide
      */
     public static final String GADGET_HAL_VERSION_1_1 = "V1_1";
 
     /**
      * Name of the USB Gadget Hal Version v1.2;
      *
-     * {@hide}
+     * @hide
      */
     public static final String GADGET_HAL_VERSION_1_2 = "V1_2";
 
     /**
+     * Name of the USB Gadget Hal Version v2.0;
+     *
+     * @hide
+     */
+    public static final String GADGET_HAL_VERSION_2_0 = "V2_0";
+
+    /**
      * Name of extra for {@link #ACTION_USB_PORT_CHANGED}
      * containing the {@link UsbPort} object for the port.
      *
@@ -356,7 +365,7 @@
      * This is obtained with SystemClock.elapsedRealtime()
      * Used in extras for {@link #ACTION_USB_ACCESSORY_HANDSHAKE} broadcasts.
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi
     public static final String EXTRA_ACCESSORY_UEVENT_TIME =
@@ -370,7 +379,7 @@
      * between communicating with USB accessory handshake, refer to
      * <a href="https://source.android.com/devices/accessories/aoa">AOA</a> developer guide.</p>
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi
     public static final String EXTRA_ACCESSORY_STRING_COUNT =
@@ -380,7 +389,7 @@
      * Boolean extra indicating whether got start accessory or not
      * Used in extras for {@link #ACTION_USB_ACCESSORY_HANDSHAKE} broadcasts.
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi
     public static final String EXTRA_ACCESSORY_START =
@@ -392,7 +401,7 @@
      * sending {@link #ACTION_USB_ACCESSORY_HANDSHAKE}.
      * Used in extras for {@link #ACTION_USB_ACCESSORY_HANDSHAKE} broadcasts.
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi
     public static final String EXTRA_ACCESSORY_HANDSHAKE_END =
@@ -426,7 +435,7 @@
     /**
      * The Value for USB gadget hal is not presented.
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)
     public static final int GADGET_HAL_NOT_SUPPORTED = -1;
@@ -434,7 +443,7 @@
     /**
      * Value for Gadget Hal Version v1.0.
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)
     public static final int GADGET_HAL_V1_0 = 10;
@@ -442,7 +451,7 @@
     /**
      * Value for Gadget Hal Version v1.1.
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)
     public static final int GADGET_HAL_V1_1 = 11;
@@ -450,15 +459,23 @@
     /**
      * Value for Gadget Hal Version v1.2.
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)
     public static final int GADGET_HAL_V1_2 = 12;
 
     /**
+     * Value for Gadget Hal Version v2.0.
+     *
+     * @hide
+     */
+    @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)
+    public static final int GADGET_HAL_V2_0 = 20;
+
+    /**
      * Value for USB_STATE is not configured.
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)
     public static final int USB_DATA_TRANSFER_RATE_UNKNOWN = -1;
@@ -466,7 +483,7 @@
     /**
      * Value for USB Transfer Rate of Low Speed in Mbps (real value is 1.5Mbps).
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)
     public static final int USB_DATA_TRANSFER_RATE_LOW_SPEED = 2;
@@ -474,7 +491,7 @@
     /**
      * Value for USB Transfer Rate of Full Speed in Mbps.
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)
     public static final int USB_DATA_TRANSFER_RATE_FULL_SPEED = 12;
@@ -482,7 +499,7 @@
     /**
      * Value for USB Transfer Rate of High Speed in Mbps.
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)
     public static final int USB_DATA_TRANSFER_RATE_HIGH_SPEED = 480;
@@ -490,7 +507,7 @@
     /**
      * Value for USB Transfer Rate of Super Speed in Mbps.
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)
     public static final int USB_DATA_TRANSFER_RATE_5G = 5 * 1024;
@@ -498,7 +515,7 @@
     /**
      * Value for USB Transfer Rate of 10G.
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)
     public static final int USB_DATA_TRANSFER_RATE_10G = 10 * 1024;
@@ -506,7 +523,7 @@
     /**
      * Value for USB Transfer Rate of 20G.
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)
     public static final int USB_DATA_TRANSFER_RATE_20G = 20 * 1024;
@@ -514,7 +531,7 @@
     /**
      * Value for USB Transfer Rate of 40G.
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)
     public static final int USB_DATA_TRANSFER_RATE_40G = 40 * 1024;
@@ -530,7 +547,7 @@
     /**
      * The Value for USB hal is not presented.
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)
     public static final int USB_HAL_NOT_SUPPORTED = -1;
@@ -538,7 +555,7 @@
     /**
      * Value for USB Hal Version v1.0.
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)
     public static final int USB_HAL_V1_0 = 10;
@@ -546,7 +563,7 @@
     /**
      * Value for USB Hal Version v1.1.
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)
     public static final int USB_HAL_V1_1 = 11;
@@ -554,7 +571,7 @@
     /**
      * Value for USB Hal Version v1.2.
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)
     public static final int USB_HAL_V1_2 = 12;
@@ -562,7 +579,7 @@
     /**
      * Value for USB Hal Version v1.3.
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)
     public static final int USB_HAL_V1_3 = 13;
@@ -577,63 +594,63 @@
 
     /**
      * Code for the charging usb function. Passed into {@link #setCurrentFunctions(long)}
-     * {@hide}
+     * @hide
      */
     @SystemApi
     public static final long FUNCTION_NONE = 0;
 
     /**
      * Code for the mtp usb function. Passed as a mask into {@link #setCurrentFunctions(long)}
-     * {@hide}
+     * @hide
      */
     @SystemApi
     public static final long FUNCTION_MTP = GadgetFunction.MTP;
 
     /**
      * Code for the ptp usb function. Passed as a mask into {@link #setCurrentFunctions(long)}
-     * {@hide}
+     * @hide
      */
     @SystemApi
     public static final long FUNCTION_PTP = GadgetFunction.PTP;
 
     /**
      * Code for the rndis usb function. Passed as a mask into {@link #setCurrentFunctions(long)}
-     * {@hide}
+     * @hide
      */
     @SystemApi
     public static final long FUNCTION_RNDIS = GadgetFunction.RNDIS;
 
     /**
      * Code for the midi usb function. Passed as a mask into {@link #setCurrentFunctions(long)}
-     * {@hide}
+     * @hide
      */
     @SystemApi
     public static final long FUNCTION_MIDI = GadgetFunction.MIDI;
 
     /**
      * Code for the accessory usb function.
-     * {@hide}
+     * @hide
      */
     @SystemApi
     public static final long FUNCTION_ACCESSORY = GadgetFunction.ACCESSORY;
 
     /**
      * Code for the audio source usb function.
-     * {@hide}
+     * @hide
      */
     @SystemApi
     public static final long FUNCTION_AUDIO_SOURCE = GadgetFunction.AUDIO_SOURCE;
 
     /**
      * Code for the adb usb function.
-     * {@hide}
+     * @hide
      */
     @SystemApi
     public static final long FUNCTION_ADB = GadgetFunction.ADB;
 
     /**
      * Code for the ncm source usb function.
-     * {@hide}
+     * @hide
      */
     @SystemApi
     public static final long FUNCTION_NCM = 1 << 10;
@@ -643,6 +660,11 @@
 
     private static final Map<String, Long> FUNCTION_NAME_TO_CODE = new HashMap<>();
 
+    /**
+     * Counter for tracking UsbOperation operations.
+     */
+    private static final AtomicInteger sUsbOperationCount = new AtomicInteger();
+
     static {
         FUNCTION_NAME_TO_CODE.put(UsbManager.USB_FUNCTION_MTP, FUNCTION_MTP);
         FUNCTION_NAME_TO_CODE.put(UsbManager.USB_FUNCTION_PTP, FUNCTION_PTP);
@@ -674,6 +696,7 @@
             GADGET_HAL_V1_0,
             GADGET_HAL_V1_1,
             GADGET_HAL_V1_2,
+            GADGET_HAL_V2_0,
     })
     public @interface UsbGadgetHalVersion {}
 
@@ -692,7 +715,7 @@
     private final IUsbManager mService;
 
     /**
-     * {@hide}
+     * @hide
      */
     @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.P, trackingBug = 115609023)
     public UsbManager(Context context, IUsbManager service) {
@@ -803,7 +826,7 @@
      * {@link #FUNCTION_PTP} are supported.
      * @return A ParcelFileDescriptor holding the valid fd, or null if the fd was not found.
      *
-     * {@hide}
+     * @hide
      */
     public ParcelFileDescriptor getControlFd(long function) {
         try {
@@ -921,7 +944,7 @@
      * Only system components can call this function.
      * @param device to request permissions for
      *
-     * {@hide}
+     * @hide
      */
     public void grantPermission(UsbDevice device) {
         grantPermission(device, Process.myUid());
@@ -933,7 +956,7 @@
      * @param device to request permissions for
      * @uid uid to give permission
      *
-     * {@hide}
+     * @hide
      */
     public void grantPermission(UsbDevice device, int uid) {
         try {
@@ -949,7 +972,7 @@
      * @param device to request permissions for
      * @param packageName of package to grant permissions
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi
     @RequiresPermission(Manifest.permission.MANAGE_USB)
@@ -974,7 +997,7 @@
      * @param function name of the USB function
      * @return true if the USB function is enabled
      *
-     * {@hide}
+     * @hide
      */
     @Deprecated
     @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.R, trackingBug = 170729553)
@@ -1006,14 +1029,17 @@
      * @param functions the USB function(s) to set, as a bitwise mask.
      *                  Must satisfy {@link UsbManager#areSettableFunctions}
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi
     @RequiresPermission(Manifest.permission.MANAGE_USB)
     public void setCurrentFunctions(@UsbFunctionMode long functions) {
+        int operationId = sUsbOperationCount.incrementAndGet() + Binder.getCallingUid();
         try {
-            mService.setCurrentFunctions(functions);
+            mService.setCurrentFunctions(functions, operationId);
         } catch (RemoteException e) {
+            Log.e(TAG, "setCurrentFunctions: failed to call setCurrentFunctions. functions:"
+                        + functions + ", opId:" + operationId, e);
             throw e.rethrowFromSystemServer();
         }
     }
@@ -1025,14 +1051,17 @@
      * @param functions the USB function(s) to set.
      * @param usbDataUnlocked unused
 
-     * {@hide}
+     * @hide
      */
     @Deprecated
     @UnsupportedAppUsage
     public void setCurrentFunction(String functions, boolean usbDataUnlocked) {
+        int operationId = sUsbOperationCount.incrementAndGet() + Binder.getCallingUid();
         try {
-            mService.setCurrentFunction(functions, usbDataUnlocked);
+            mService.setCurrentFunction(functions, usbDataUnlocked, operationId);
         } catch (RemoteException e) {
+            Log.e(TAG, "setCurrentFunction: failed to call setCurrentFunction. functions:"
+                        + functions + ", opId:" + operationId, e);
             throw e.rethrowFromSystemServer();
         }
     }
@@ -1047,7 +1076,7 @@
      * @return The currently enabled functions, in a bitwise mask.
      * A zero mask indicates that the current function is the charging function.
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi
     @RequiresPermission(Manifest.permission.MANAGE_USB)
@@ -1073,7 +1102,7 @@
      * @param functions functions to set, in a bitwise mask.
      *                  Must satisfy {@link UsbManager#areSettableFunctions}
      *
-     * {@hide}
+     * @hide
      */
     public void setScreenUnlockedFunctions(long functions) {
         try {
@@ -1089,7 +1118,7 @@
      * @return The currently set screen enabled functions.
      * A zero mask indicates that the screen unlocked functions feature is not enabled.
      *
-     * {@hide}
+     * @hide
      */
     public long getScreenUnlockedFunctions() {
         try {
@@ -1111,19 +1140,17 @@
      *
      * @return The value of currently USB Bandwidth.
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)
     @RequiresPermission(Manifest.permission.MANAGE_USB)
     public int getUsbBandwidthMbps() {
         int usbSpeed;
-
         try {
             usbSpeed = mService.getCurrentUsbSpeed();
         } catch (RemoteException e) {
             throw e.rethrowFromSystemServer();
         }
-
         return usbSpeedToBandwidth(usbSpeed);
     }
 
@@ -1135,7 +1162,7 @@
      *
      * @return a integer {@code GADGET_HAL_*} represent hal version.
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)
     @RequiresPermission(Manifest.permission.MANAGE_USB)
@@ -1155,7 +1182,7 @@
      *
      * @return a integer {@code USB_HAL_*} represent hal version.
      *
-     * {@hide}
+     * @hide
      */
     @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)
     @RequiresPermission(Manifest.permission.MANAGE_USB)
@@ -1451,7 +1478,7 @@
      * @param usbDeviceConnectionHandler The component to handle usb connections,
      * {@code null} to unset.
      *
-     * {@hide}
+     * @hide
      */
     public void setUsbDeviceConnectionHandler(@Nullable ComponentName usbDeviceConnectionHandler) {
         try {
@@ -1470,7 +1497,7 @@
      *
      * @return Whether the mask is settable.
      *
-     * {@hide}
+     * @hide
      */
     public static boolean areSettableFunctions(long functions) {
         return functions == FUNCTION_NONE
@@ -1484,7 +1511,7 @@
      *
      * @return String representation of given mask
      *
-     * {@hide}
+     * @hide
      */
     public static String usbFunctionsToString(long functions) {
         StringJoiner joiner = new StringJoiner(",");
@@ -1520,7 +1547,7 @@
      *
      * @return A mask of all valid functions in the string
      *
-     * {@hide}
+     * @hide
      */
     public static long usbFunctionsFromString(String functions) {
         if (functions == null || functions.equals(USB_FUNCTION_NONE)) {
@@ -1542,7 +1569,7 @@
      *
      * @return a value of USB bandwidth
      *
-     * {@hide}
+     * @hide
      */
     public static int usbSpeedToBandwidth(int speed) {
         switch (speed) {
@@ -1576,12 +1603,14 @@
      *
      * @return String representation of Usb Gadget Hal Version
      *
-     * {@hide}
+     * @hide
      */
     public static @NonNull String usbGadgetHalVersionToString(int version) {
         String halVersion;
 
-        if (version == GADGET_HAL_V1_2) {
+        if (version == GADGET_HAL_V2_0) {
+            halVersion = GADGET_HAL_VERSION_2_0;
+        } else if (version == GADGET_HAL_V1_2) {
             halVersion = GADGET_HAL_VERSION_1_2;
         } else if (version == GADGET_HAL_V1_1) {
             halVersion = GADGET_HAL_VERSION_1_1;
diff --git a/core/java/android/nfc/INfcAdapter.aidl b/core/java/android/nfc/INfcAdapter.aidl
index de107a2..8a30ef4 100644
--- a/core/java/android/nfc/INfcAdapter.aidl
+++ b/core/java/android/nfc/INfcAdapter.aidl
@@ -80,4 +80,10 @@
     boolean isControllerAlwaysOnSupported();
     void registerControllerAlwaysOnListener(in INfcControllerAlwaysOnListener listener);
     void unregisterControllerAlwaysOnListener(in INfcControllerAlwaysOnListener listener);
+    @JavaPassthrough(annotation="@android.annotation.RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS)")
+    boolean isTagIntentAppPreferenceSupported();
+    @JavaPassthrough(annotation="@android.annotation.RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS)")
+    Map getTagIntentAppPreferenceForUser(int userId);
+    @JavaPassthrough(annotation="@android.annotation.RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS)")
+    int setTagIntentAppPreferenceForUser(int userId, String pkg, boolean allow);
 }
diff --git a/core/java/android/nfc/NfcAdapter.java b/core/java/android/nfc/NfcAdapter.java
index 0c7f529..7378ac7 100644
--- a/core/java/android/nfc/NfcAdapter.java
+++ b/core/java/android/nfc/NfcAdapter.java
@@ -17,12 +17,14 @@
 package android.nfc;
 
 import android.annotation.CallbackExecutor;
+import android.annotation.IntDef;
 import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.annotation.RequiresPermission;
 import android.annotation.SdkConstant;
 import android.annotation.SdkConstant.SdkConstantType;
 import android.annotation.SystemApi;
+import android.annotation.UserIdInt;
 import android.app.Activity;
 import android.app.ActivityThread;
 import android.app.OnActivityPausedListener;
@@ -46,9 +48,14 @@
 import android.util.Log;
 
 import java.io.IOException;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
+import java.util.Objects;
 import java.util.concurrent.Executor;
 
 /**
@@ -371,6 +378,45 @@
     public static final String ACTION_REQUIRE_UNLOCK_FOR_NFC =
             "android.nfc.action.REQUIRE_UNLOCK_FOR_NFC";
 
+    /**
+     * The requested app is correctly added to the Tag intent app preference.
+     *
+     * @see #setTagIntentAppPreferenceForUser(int userId, String pkg, boolean allow)
+     * @hide
+     */
+    @SystemApi
+    public static final int TAG_INTENT_APP_PREF_RESULT_SUCCESS = 0;
+
+    /**
+     * The requested app is not installed on the device.
+     *
+     * @see #setTagIntentAppPreferenceForUser(int userId, String pkg, boolean allow)
+     * @hide
+     */
+    @SystemApi
+    public static final int TAG_INTENT_APP_PREF_RESULT_PACKAGE_NOT_FOUND = -1;
+
+    /**
+     * The NfcService is not available.
+     *
+     * @see #setTagIntentAppPreferenceForUser(int userId, String pkg, boolean allow)
+     * @hide
+     */
+    @SystemApi
+    public static final int TAG_INTENT_APP_PREF_RESULT_UNAVAILABLE = -2;
+
+    /**
+     * Possible response codes from {@link #setTagIntentAppPreferenceForUser}.
+     *
+     * @hide
+     */
+    @IntDef(prefix = { "TAG_INTENT_APP_PREF_RESULT" }, value = {
+            TAG_INTENT_APP_PREF_RESULT_SUCCESS,
+            TAG_INTENT_APP_PREF_RESULT_PACKAGE_NOT_FOUND,
+            TAG_INTENT_APP_PREF_RESULT_UNAVAILABLE})
+    @Retention(RetentionPolicy.SOURCE)
+    public @interface TagIntentAppPreferenceResult {}
+
     // Guarded by NfcAdapter.class
     static boolean sIsInitialized = false;
     static boolean sHasNfcFeature;
@@ -2408,4 +2454,143 @@
             @NonNull ControllerAlwaysOnListener listener) {
         mControllerAlwaysOnListener.unregister(listener);
     }
+
+
+    /**
+     * Sets whether we dispatch NFC Tag intents to the package.
+     *
+     * <p>{@link #ACTION_NDEF_DISCOVERED}, {@link #ACTION_TECH_DISCOVERED} or
+     * {@link #ACTION_TAG_DISCOVERED} will not be dispatched to an Activity if its package is
+     * disallowed.
+     * <p>An app is added to the preference list with the allowed flag set to {@code true}
+     * when a Tag intent is dispatched to the package for the first time. This API is called
+     * by settings to note that the user wants to change this default preference.
+     *
+     * @param userId the user to whom this package name will belong to
+     * @param pkg the full name (i.e. com.google.android.tag) of the package that will be added to
+     * the preference list
+     * @param allow {@code true} to allow dispatching Tag intents to the package's activity,
+     * {@code false} otherwise
+     * @return the {@link #TagIntentAppPreferenceResult} value
+     * @throws UnsupportedOperationException if {@link isTagIntentAppPreferenceSupported} returns
+     * {@code false}
+     *
+     * @hide
+     */
+    @SystemApi
+    @RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS)
+    @TagIntentAppPreferenceResult
+    public int setTagIntentAppPreferenceForUser(@UserIdInt int userId,
+                @NonNull String pkg, boolean allow) {
+        Objects.requireNonNull(pkg, "pkg cannot be null");
+        if (!isTagIntentAppPreferenceSupported()) {
+            Log.e(TAG, "TagIntentAppPreference is not supported");
+            throw new UnsupportedOperationException();
+        }
+        try {
+            return sService.setTagIntentAppPreferenceForUser(userId, pkg, allow);
+        } catch (RemoteException e) {
+            attemptDeadServiceRecovery(e);
+            // Try one more time
+            if (sService == null) {
+                Log.e(TAG, "Failed to recover NFC Service.");
+            }
+            try {
+                return sService.setTagIntentAppPreferenceForUser(userId, pkg, allow);
+            } catch (RemoteException ee) {
+                Log.e(TAG, "Failed to recover NFC Service.");
+            }
+            return TAG_INTENT_APP_PREF_RESULT_UNAVAILABLE;
+        }
+    }
+
+
+    /**
+     * Get the Tag dispatch preference list of the UserId.
+     *
+     * <p>This returns a mapping of package names for this user id to whether we dispatch Tag
+     * intents to the package. {@link #ACTION_NDEF_DISCOVERED}, {@link #ACTION_TECH_DISCOVERED} or
+     * {@link #ACTION_TAG_DISCOVERED} will not be dispatched to an Activity if its package is
+     * mapped to {@code false}.
+     * <p>There are three different possible cases:
+     * <p>A package not being in the preference list.
+     * It does not contain any Tag intent filters or the user never triggers a Tag detection that
+     * matches the intent filter of the package.
+     * <p>A package being mapped to {@code true}.
+     * When a package has been launched by a tag detection for the first time, the package name is
+     * put to the map and by default mapped to {@code true}. The package will receive Tag intents as
+     * usual.
+     * <p>A package being mapped to {@code false}.
+     * The user chooses to disable this package and it will not receive any Tag intents anymore.
+     *
+     * @param userId the user to whom this preference list will belong to
+     * @return a map of the UserId which indicates the mapping from package name to
+     * boolean(allow status), otherwise return an empty map
+     * @throws UnsupportedOperationException if {@link isTagIntentAppPreferenceSupported} returns
+     * {@code false}
+     *
+     * @hide
+     */
+    @SystemApi
+    @RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS)
+    @NonNull
+    public Map<String, Boolean> getTagIntentAppPreferenceForUser(@UserIdInt int userId) {
+        if (!isTagIntentAppPreferenceSupported()) {
+            Log.e(TAG, "TagIntentAppPreference is not supported");
+            throw new UnsupportedOperationException();
+        }
+        try {
+            Map<String, Boolean> result = (Map<String, Boolean>) sService
+                     .getTagIntentAppPreferenceForUser(userId);
+            return result;
+        } catch (RemoteException e) {
+            attemptDeadServiceRecovery(e);
+            // Try one more time
+            if (sService == null) {
+                Log.e(TAG, "Failed to recover NFC Service.");
+                return Collections.emptyMap();
+            }
+            try {
+                Map<String, Boolean> result = (Map<String, Boolean>) sService
+                        .getTagIntentAppPreferenceForUser(userId);
+                return result;
+            } catch (RemoteException ee) {
+                Log.e(TAG, "Failed to recover NFC Service.");
+            }
+            return Collections.emptyMap();
+        }
+    }
+
+    /**
+     * Checks if the device supports Tag application preference.
+     *
+     * @return {@code true} if the device supports Tag application preference, {@code false}
+     * otherwise
+     * @throws UnsupportedOperationException if FEATURE_NFC is unavailable
+     *
+     * @hide
+     */
+    @SystemApi
+    @RequiresPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS)
+    public boolean isTagIntentAppPreferenceSupported() {
+        if (!sHasNfcFeature) {
+            throw new UnsupportedOperationException();
+        }
+        try {
+            return sService.isTagIntentAppPreferenceSupported();
+        } catch (RemoteException e) {
+            attemptDeadServiceRecovery(e);
+            // Try one more time
+            if (sService == null) {
+                Log.e(TAG, "Failed to recover NFC Service.");
+                return false;
+            }
+            try {
+                return sService.isTagIntentAppPreferenceSupported();
+            } catch (RemoteException ee) {
+                Log.e(TAG, "Failed to recover NFC Service.");
+            }
+            return false;
+        }
+    }
 }
diff --git a/core/java/android/nfc/OWNERS b/core/java/android/nfc/OWNERS
index 6aaf039..9a2e446 100644
--- a/core/java/android/nfc/OWNERS
+++ b/core/java/android/nfc/OWNERS
@@ -1,4 +1,5 @@
 # Bug component: 48448
 
-zachoverflow@google.com
+sattiraju@google.com
+henrichataing@google.com
 alisher@google.com
diff --git a/core/java/android/nfc/cardemulation/OWNERS b/core/java/android/nfc/cardemulation/OWNERS
index 6aaf039..9a2e446 100644
--- a/core/java/android/nfc/cardemulation/OWNERS
+++ b/core/java/android/nfc/cardemulation/OWNERS
@@ -1,4 +1,5 @@
 # Bug component: 48448
 
-zachoverflow@google.com
+sattiraju@google.com
+henrichataing@google.com
 alisher@google.com
diff --git a/core/java/android/nfc/dta/OWNERS b/core/java/android/nfc/dta/OWNERS
index 6aaf039..9a2e446 100644
--- a/core/java/android/nfc/dta/OWNERS
+++ b/core/java/android/nfc/dta/OWNERS
@@ -1,4 +1,5 @@
 # Bug component: 48448
 
-zachoverflow@google.com
+sattiraju@google.com
+henrichataing@google.com
 alisher@google.com
diff --git a/core/java/android/nfc/tech/OWNERS b/core/java/android/nfc/tech/OWNERS
index 6aaf039..9a2e446 100644
--- a/core/java/android/nfc/tech/OWNERS
+++ b/core/java/android/nfc/tech/OWNERS
@@ -1,4 +1,5 @@
 # Bug component: 48448
 
-zachoverflow@google.com
+sattiraju@google.com
+henrichataing@google.com
 alisher@google.com
diff --git a/core/java/android/os/Binder.java b/core/java/android/os/Binder.java
index aa56105..0cb7df7 100644
--- a/core/java/android/os/Binder.java
+++ b/core/java/android/os/Binder.java
@@ -358,16 +358,16 @@
      * Return the Linux UID assigned to the process that sent the transaction
      * currently being processed.
      *
-     * Logs WTF if the current thread is not currently
+     * Slog.wtf if the current thread is not currently
      * executing an incoming transaction and the calling identity has not been
      * explicitly set with {@link #clearCallingIdentity()}
      *
      * @hide
      */
-    public static final int getCallingUidOrWtf() {
+    public static final int getCallingUidOrWtf(String message) {
         if (!isDirectlyHandlingTransaction() && !hasExplicitIdentity()) {
-            Log.wtfStack(TAG,
-                    "Thread is not in a binder transaction, "
+            Slog.wtf(TAG,
+                    message + ": Thread is not in a binder transaction, "
                             + "and the calling identity has not been "
                             + "explicitly set with clearCallingIdentity");
         }
diff --git a/core/java/android/os/Build.java b/core/java/android/os/Build.java
index 249f486..832f23c 100755
--- a/core/java/android/os/Build.java
+++ b/core/java/android/os/Build.java
@@ -61,6 +61,17 @@
     /** The name of the overall product. */
     public static final String PRODUCT = getString("ro.product.name");
 
+    /**
+     * The product name for attestation. In non-default builds (like the AOSP build) the value of
+     * the 'PRODUCT' system property may be different to the one provisioned to KeyMint,
+     * and Keymint attestation would still attest to the product name, it's running on.
+     * @hide
+     */
+    @Nullable
+    @TestApi
+    public static final String PRODUCT_FOR_ATTESTATION =
+            getString("ro.product.name_for_attestation");
+
     /** The name of the industrial design. */
     public static final String DEVICE = getString("ro.product.device");
 
@@ -89,9 +100,31 @@
     /** The consumer-visible brand with which the product/hardware will be associated, if any. */
     public static final String BRAND = getString("ro.product.brand");
 
+    /**
+     * The product brand for attestation. In non-default builds (like the AOSP build) the value of
+     * the 'BRAND' system property may be different to the one provisioned to KeyMint,
+     * and Keymint attestation would still attest to the product brand, it's running on.
+     * @hide
+     */
+    @Nullable
+    @TestApi
+    public static final String BRAND_FOR_ATTESTATION =
+                getString("ro.product.brand_for_attestation");
+
     /** The end-user-visible name for the end product. */
     public static final String MODEL = getString("ro.product.model");
 
+    /**
+     * The product model for attestation. In non-default builds (like the AOSP build) the value of
+     * the 'MODEL' system property may be different to the one provisioned to KeyMint,
+     * and Keymint attestation would still attest to the product model, it's running on.
+     * @hide
+     */
+    @Nullable
+    @TestApi
+    public static final String MODEL_FOR_ATTESTATION =
+                getString("ro.product.model_for_attestation");
+
     /** The manufacturer of the device's primary system-on-chip. */
     @NonNull
     public static final String SOC_MANUFACTURER = SocProperties.soc_manufacturer().orElse(UNKNOWN);
diff --git a/core/java/android/os/Debug.java b/core/java/android/os/Debug.java
index c731a80..2d16dc3 100644
--- a/core/java/android/os/Debug.java
+++ b/core/java/android/os/Debug.java
@@ -1006,12 +1006,15 @@
         // been replaced with an implementation that will suspendAll and
         // send VM_START.
         System.out.println("Waiting for debugger first packet");
+
+        mWaiting = true;
         while (!isDebuggerConnected()) {
             try {
                 Thread.sleep(100);
             } catch (InterruptedException ie) {
             }
         }
+        mWaiting = false;
 
         System.out.println("Debug.suspendAllAndSentVmStart");
         VMDebug.suspendAllAndSendVmStart();
diff --git a/core/java/android/security/net/config/SystemCertificateSource.java b/core/java/android/security/net/config/SystemCertificateSource.java
index 4892312..13f7e5d 100644
--- a/core/java/android/security/net/config/SystemCertificateSource.java
+++ b/core/java/android/security/net/config/SystemCertificateSource.java
@@ -41,7 +41,7 @@
     private static File getDirectory() {
         // TODO(miguelaranda): figure out correct code path.
         File updatable_dir = new File("/apex/com.android.conscrypt/cacerts");
-        if (updatable_dir.exists()) {
+        if (updatable_dir.exists() && !(updatable_dir.list().length == 0)) {
             return updatable_dir;
         }
         return new File(System.getenv("ANDROID_ROOT") + "/etc/security/cacerts");
diff --git a/core/java/android/security/rkp/IRegistration.aidl b/core/java/android/security/rkp/IRegistration.aidl
index 6522a45..8ec13b9 100644
--- a/core/java/android/security/rkp/IRegistration.aidl
+++ b/core/java/android/security/rkp/IRegistration.aidl
@@ -17,6 +17,7 @@
 package android.security.rkp;
 
 import android.security.rkp.IGetKeyCallback;
+import android.security.rkp.IStoreUpgradedKeyCallback;
 
 /**
  * This interface is associated with the registration of an
@@ -70,16 +71,18 @@
      * mechanism, see the documentation for IKeyMintDevice.upgradeKey.
      *
      * Once a key has been upgraded, the IRegistration where the key is stored
-     * needs to be told about the new blob. After calling storeUpgradedKey,
+     * needs to be told about the new blob. After calling storeUpgradedKeyAsync,
      * getKey will return the new key blob instead of the old one.
      *
      * Note that this function does NOT extend the lifetime of key blobs. The
      * certificate for the key is unchanged, and the key will still expire at
-     * the same time it would have if storeUpgradedKey had never been called.
+     * the same time it would have if storeUpgradedKeyAsync had never been called.
      *
      * @param oldKeyBlob The old key blob to be replaced by {@code newKeyBlob}.
-     *
      * @param newKeyblob The new blob to replace {@code oldKeyBlob}.
+     * @param callback Receives the result of the call. A callback must only
+     * be used with one {@code storeUpgradedKeyAsync} call at a time.
      */
-    void storeUpgradedKey(in byte[] oldKeyBlob, in byte[] newKeyBlob);
+    void storeUpgradedKeyAsync(
+            in byte[] oldKeyBlob, in byte[] newKeyBlob, IStoreUpgradedKeyCallback callback);
 }
diff --git a/core/java/android/security/rkp/IStoreUpgradedKeyCallback.aidl b/core/java/android/security/rkp/IStoreUpgradedKeyCallback.aidl
new file mode 100644
index 0000000..7f72fa0
--- /dev/null
+++ b/core/java/android/security/rkp/IStoreUpgradedKeyCallback.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2022 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.security.rkp;
+
+/**
+ * Callback interface for storing an upgraded remotely provisioned key blob.
+ * {@link IRegistration}.
+ *
+ * @hide
+ */
+oneway interface IStoreUpgradedKeyCallback {
+    /**
+     * Called in response to {@link IRegistration.storeUpgradedKeyAsync}, indicating
+     * a remotely-provisioned key is available.
+     */
+    void onSuccess();
+
+    /**
+     * Called when an error has occurred while trying to store an upgraded
+     * remotely provisioned key.
+     *
+     * @param error A description of what failed, suitable for logging.
+     */
+    void onError(String error);
+}
diff --git a/core/java/android/service/quickaccesswallet/OWNERS b/core/java/android/service/quickaccesswallet/OWNERS
new file mode 100644
index 0000000..232ee02
--- /dev/null
+++ b/core/java/android/service/quickaccesswallet/OWNERS
@@ -0,0 +1,4 @@
+# Bug component: 802986
+asc@google.com
+juliacr@google.com
+steell@google.com
diff --git a/core/java/android/view/AccessibilityInteractionController.java b/core/java/android/view/AccessibilityInteractionController.java
index 23e1505..62211c4 100644
--- a/core/java/android/view/AccessibilityInteractionController.java
+++ b/core/java/android/view/AccessibilityInteractionController.java
@@ -1502,7 +1502,7 @@
                     parent = provider.createAccessibilityNodeInfo(virtualDescendantId);
                     if (parent == null) {
                         // Going up the parent relation we found a null predecessor,
-                        // so remove these disconnected nodes form the result.
+                        // so remove these disconnected nodes from the result.
                         final int currentResultSize = outInfos.size();
                         for (int i = currentResultSize - 1; i >= initialResultSize; i--) {
                             outInfos.remove(i);
diff --git a/core/java/android/widget/AbsListView.java b/core/java/android/widget/AbsListView.java
index 0b0bfb1..26b0214 100644
--- a/core/java/android/widget/AbsListView.java
+++ b/core/java/android/widget/AbsListView.java
@@ -463,7 +463,7 @@
     AbsPositionScroller mPositionScroller;
 
     /**
-     * The offset in pixels form the top of the AdapterView to the top
+     * The offset in pixels from the top of the AdapterView to the top
      * of the currently selected view. Used to save and restore state.
      */
     int mSelectedTop = 0;
diff --git a/core/java/android/window/TaskFragmentTransaction.java b/core/java/android/window/TaskFragmentTransaction.java
index a821606..2de3dfd 100644
--- a/core/java/android/window/TaskFragmentTransaction.java
+++ b/core/java/android/window/TaskFragmentTransaction.java
@@ -126,7 +126,7 @@
     /** Change type: the status of the TaskFragment is changed. */
     public static final int TYPE_TASK_FRAGMENT_INFO_CHANGED = 2;
 
-    /** Change type: the TaskFragment is removed form the hierarchy. */
+    /** Change type: the TaskFragment is removed from the hierarchy. */
     public static final int TYPE_TASK_FRAGMENT_VANISHED = 3;
 
     /** Change type: the status of the parent leaf Task is changed. */
diff --git a/core/java/com/android/internal/app/OWNERS b/core/java/com/android/internal/app/OWNERS
index 970728f..69660ae 100644
--- a/core/java/com/android/internal/app/OWNERS
+++ b/core/java/com/android/internal/app/OWNERS
@@ -3,6 +3,7 @@
 per-file *Chooser* = file:/packages/SystemUI/OWNERS
 per-file SimpleIconFactory.java = file:/packages/SystemUI/OWNERS
 per-file AbstractMultiProfilePagerAdapter.java = file:/packages/SystemUI/OWNERS
+per-file *EmptyStateProvider.java = file:/packages/SystemUI/OWNERS
 per-file NetInitiatedActivity.java = file:/location/java/android/location/OWNERS
 per-file *BatteryStats* = file:/BATTERY_STATS_OWNERS
 
@@ -10,6 +11,7 @@
 per-file *Assist* = file:/core/java/android/service/voice/OWNERS
 per-file *Hotword* = file:/core/java/android/service/voice/OWNERS
 per-file *Voice* = file:/core/java/android/service/voice/OWNERS
+per-file *VisualQuery* = file:/core/java/android/service/voice/OWNERS
 
 # System language settings
 per-file *Locale* = file:platform/packages/apps/Settings:/src/com/android/settings/localepicker/OWNERS
diff --git a/core/java/com/android/internal/expresslog/Counter.java b/core/java/com/android/internal/expresslog/Counter.java
index 7571073..cc37c69 100644
--- a/core/java/com/android/internal/expresslog/Counter.java
+++ b/core/java/com/android/internal/expresslog/Counter.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2022 The Android Open Source Project
+ * Copyright (C) 2023 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.
@@ -39,9 +39,7 @@
      * @hide
      */
     public static void logIncrement(@NonNull String metricId, long amount) {
-        final long metricIdHash = hashString(metricId);
+        final long metricIdHash = Utils.hashString(metricId);
         FrameworkStatsLog.write(FrameworkStatsLog.EXPRESS_EVENT_REPORTED, metricIdHash, amount);
     }
-
-    private static native long hashString(String stringToHash);
 }
diff --git a/core/java/com/android/internal/expresslog/Utils.java b/core/java/com/android/internal/expresslog/Utils.java
new file mode 100644
index 0000000..d82192f
--- /dev/null
+++ b/core/java/com/android/internal/expresslog/Utils.java
@@ -0,0 +1,21 @@
+/*
+ * Copyright (C) 2023 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 com.android.internal.expresslog;
+
+final class Utils {
+    static native long hashString(String stringToHash);
+}
diff --git a/core/java/com/android/internal/os/Zygote.java b/core/java/com/android/internal/os/Zygote.java
index deafd19..05cad77 100644
--- a/core/java/com/android/internal/os/Zygote.java
+++ b/core/java/com/android/internal/os/Zygote.java
@@ -178,7 +178,14 @@
      * GWP-ASan is activated unconditionally (but still, only a small subset of
      * allocations is protected).
      */
-    public static final int GWP_ASAN_LEVEL_ALWAYS = 1 << 22;
+    public static final int GWP_ASAN_LEVEL_ALWAYS = 2 << 21;
+
+    /**
+     * GWP-ASan's `gwpAsanMode` manifest flag was unspecified. Currently, this
+     * means GWP_ASAN_LEVEL_LOTTERY for system apps, and GWP_ASAN_LEVEL_NONE for
+     * non-system apps.
+     */
+    public static final int GWP_ASAN_LEVEL_DEFAULT = 3 << 21;
 
     /** Enable automatic zero-initialization of native heap memory allocations. */
     public static final int NATIVE_HEAP_ZERO_INIT_ENABLED = 1 << 23;
@@ -1347,15 +1354,13 @@
                     ? GWP_ASAN_LEVEL_ALWAYS
                     : GWP_ASAN_LEVEL_NEVER;
         }
-        // If the app does not specify gwpAsanMode, the default behavior is lottery among the
-        // system apps, and disabled for user apps, unless overwritten by the compat feature.
         if (isCompatChangeEnabled(GWP_ASAN, info, platformCompat, 0)) {
             return GWP_ASAN_LEVEL_ALWAYS;
         }
         if ((info.flags & ApplicationInfo.FLAG_SYSTEM) != 0) {
             return GWP_ASAN_LEVEL_LOTTERY;
         }
-        return GWP_ASAN_LEVEL_NEVER;
+        return GWP_ASAN_LEVEL_DEFAULT;
     }
 
     private static boolean enableNativeHeapZeroInit(
diff --git a/core/java/com/android/internal/util/TraceBuffer.java b/core/java/com/android/internal/util/TraceBuffer.java
index fe8a59e..bfcd65d 100644
--- a/core/java/com/android/internal/util/TraceBuffer.java
+++ b/core/java/com/android/internal/util/TraceBuffer.java
@@ -193,7 +193,7 @@
     }
 
     /**
-     * Removes all elements form the buffer
+     * Removes all elements from the buffer
      */
     public void resetBuffer() {
         synchronized (mBufferLock) {
diff --git a/core/java/com/android/internal/widget/ConversationLayout.java b/core/java/com/android/internal/widget/ConversationLayout.java
index 5f8acff..3fb2318 100644
--- a/core/java/com/android/internal/widget/ConversationLayout.java
+++ b/core/java/com/android/internal/widget/ConversationLayout.java
@@ -927,7 +927,8 @@
                 message = messages.get(i - histSize);
             }
             boolean isNewGroup = currentGroup == null;
-            Person sender = message.getMessage().getSenderPerson();
+            Person sender =
+                    message.getMessage() == null ? null : message.getMessage().getSenderPerson();
             CharSequence key = getKey(sender);
             isNewGroup |= !TextUtils.equals(key, currentSenderKey);
             if (isNewGroup) {
@@ -1190,7 +1191,8 @@
             return null;
         }
         final MessagingMessage messagingMessage = mMessages.get(mMessages.size() - 1);
-        final CharSequence text = messagingMessage.getMessage().getText();
+        final CharSequence text = messagingMessage.getMessage() == null ? null
+                : messagingMessage.getMessage().getText();
         if (text == null && messagingMessage instanceof MessagingImageMessage) {
             final String unformatted =
                     getResources().getString(R.string.conversation_single_line_image_placeholder);
diff --git a/core/java/com/android/internal/widget/MessagingGroup.java b/core/java/com/android/internal/widget/MessagingGroup.java
index 146cb3f..30e4099 100644
--- a/core/java/com/android/internal/widget/MessagingGroup.java
+++ b/core/java/com/android/internal/widget/MessagingGroup.java
@@ -492,7 +492,9 @@
             int color = mSendingSpinnerContainer.getVisibility() == View.VISIBLE
                     ? mSendingTextColor : mTextColor;
             for (MessagingMessage message : mMessages) {
-                message.setColor(message.getMessage().isRemoteInputHistory() ? color : mTextColor);
+                final boolean isRemoteInputHistory =
+                        message.getMessage() != null && message.getMessage().isRemoteInputHistory();
+                message.setColor(isRemoteInputHistory ? color : mTextColor);
             }
         }
     }
diff --git a/core/java/com/android/internal/widget/MessagingLayout.java b/core/java/com/android/internal/widget/MessagingLayout.java
index 9ac6ef7..a270b28 100644
--- a/core/java/com/android/internal/widget/MessagingLayout.java
+++ b/core/java/com/android/internal/widget/MessagingLayout.java
@@ -470,7 +470,8 @@
                 message = messages.get(i - histSize);
             }
             boolean isNewGroup = currentGroup == null;
-            Person sender = message.getMessage().getSenderPerson();
+            Person sender =
+                    message.getMessage() == null ? null : message.getMessage().getSenderPerson();
             CharSequence key = sender == null ? null
                     : sender.getKey() == null ? sender.getName() : sender.getKey();
             isNewGroup |= !TextUtils.equals(key, currentSenderKey);
diff --git a/core/java/com/android/internal/widget/MessagingMessage.java b/core/java/com/android/internal/widget/MessagingMessage.java
index 2cc0d23..5ecd3b8 100644
--- a/core/java/com/android/internal/widget/MessagingMessage.java
+++ b/core/java/com/android/internal/widget/MessagingMessage.java
@@ -68,6 +68,10 @@
 
     default boolean sameAs(Notification.MessagingStyle.Message message) {
         Notification.MessagingStyle.Message ownMessage = getMessage();
+        // We have to make sure both messages are not null to go further comparison
+        if (message == null || ownMessage == null) {
+            return message == ownMessage;
+        }
         if (!Objects.equals(message.getText(), ownMessage.getText())) {
             return false;
         }
diff --git a/core/java/com/android/internal/widget/RecyclerView.java b/core/java/com/android/internal/widget/RecyclerView.java
index e27557a..4a74d5f 100644
--- a/core/java/com/android/internal/widget/RecyclerView.java
+++ b/core/java/com/android/internal/widget/RecyclerView.java
@@ -10087,7 +10087,7 @@
         static final int FLAG_IGNORE = 1 << 7;
 
         /**
-         * When the View is detached form the parent, we set this flag so that we can take correct
+         * When the View is detached from the parent, we set this flag so that we can take correct
          * action when we need to remove it or add it back.
          */
         static final int FLAG_TMP_DETACHED = 1 << 8;
diff --git a/core/java/com/android/server/SystemConfig.java b/core/java/com/android/server/SystemConfig.java
index 00b0105..088c001 100644
--- a/core/java/com/android/server/SystemConfig.java
+++ b/core/java/com/android/server/SystemConfig.java
@@ -1521,6 +1521,8 @@
             addFeature(PackageManager.FEATURE_IPSEC_TUNNELS, 0);
         }
 
+        enableIpSecTunnelMigrationOnVsrUAndAbove();
+
         if (isErofsSupported()) {
             if (isKernelVersionAtLeast(5, 10)) {
                 addFeature(PackageManager.FEATURE_EROFS, 0);
@@ -1534,6 +1536,18 @@
         }
     }
 
+    // This method only enables a new Android feature added in U and will not have impact on app
+    // compatibility
+    @SuppressWarnings("AndroidFrameworkCompatChange")
+    private void enableIpSecTunnelMigrationOnVsrUAndAbove() {
+        final int vsrApi =
+                SystemProperties.getInt(
+                        "ro.vendor.api_level", Build.VERSION.DEVICE_INITIAL_SDK_INT);
+        if (vsrApi > Build.VERSION_CODES.TIRAMISU) {
+            addFeature(PackageManager.FEATURE_IPSEC_TUNNEL_MIGRATION, 0);
+        }
+    }
+
     private void addFeature(String name, int version) {
         FeatureInfo fi = mAvailableFeatures.get(name);
         if (fi == null) {
diff --git a/core/java/com/android/server/backup/OWNERS b/core/java/com/android/server/backup/OWNERS
new file mode 100644
index 0000000..d99779e
--- /dev/null
+++ b/core/java/com/android/server/backup/OWNERS
@@ -0,0 +1 @@
+include /services/backup/OWNERS
diff --git a/core/jni/Android.bp b/core/jni/Android.bp
index 681f194..b5b7c0f 100644
--- a/core/jni/Android.bp
+++ b/core/jni/Android.bp
@@ -40,6 +40,12 @@
 
     cppflags: ["-Wno-conversion-null"],
 
+    product_variables: {
+        eng: {
+            cflags: ["-DNO_RESET_STACK_PROTECTOR"],
+        },
+    },
+
     cpp_std: "gnu++20",
 
     srcs: [
@@ -215,7 +221,7 @@
                 "android_content_res_Configuration.cpp",
                 "android_security_Scrypt.cpp",
                 "com_android_internal_content_om_OverlayConfig.cpp",
-                "com_android_internal_expresslog_Counter.cpp",
+                "com_android_internal_expresslog_Utils.cpp",
                 "com_android_internal_net_NetworkUtilsInternal.cpp",
                 "com_android_internal_os_ClassLoaderFactory.cpp",
                 "com_android_internal_os_FuseAppLoop.cpp",
@@ -260,7 +266,6 @@
                 "av-types-aidl-cpp",
                 "android.hardware.camera.device@3.2",
                 "libandroid_net",
-                "libandroidicu",
                 "libbattery",
                 "libnetdutils",
                 "libmemtrack",
@@ -280,6 +285,7 @@
                 "libpermission",
                 "libsensor",
                 "libinput",
+                "libicu",
                 "libcamera_client",
                 "libcamera_metadata",
                 "libprocinfo",
diff --git a/core/jni/AndroidRuntime.cpp b/core/jni/AndroidRuntime.cpp
index 7dd46a6..9c7f0a8 100644
--- a/core/jni/AndroidRuntime.cpp
+++ b/core/jni/AndroidRuntime.cpp
@@ -196,7 +196,7 @@
 extern int register_com_android_internal_content_F2fsUtils(JNIEnv* env);
 extern int register_com_android_internal_content_NativeLibraryHelper(JNIEnv *env);
 extern int register_com_android_internal_content_om_OverlayConfig(JNIEnv *env);
-extern int register_com_android_internal_expresslog_Counter(JNIEnv* env);
+extern int register_com_android_internal_expresslog_Utils(JNIEnv* env);
 extern int register_com_android_internal_net_NetworkUtilsInternal(JNIEnv* env);
 extern int register_com_android_internal_os_ClassLoaderFactory(JNIEnv* env);
 extern int register_com_android_internal_os_FuseAppLoop(JNIEnv* env);
@@ -1591,7 +1591,7 @@
         REG_JNI(register_android_os_SharedMemory),
         REG_JNI(register_android_os_incremental_IncrementalManager),
         REG_JNI(register_com_android_internal_content_om_OverlayConfig),
-        REG_JNI(register_com_android_internal_expresslog_Counter),
+        REG_JNI(register_com_android_internal_expresslog_Utils),
         REG_JNI(register_com_android_internal_net_NetworkUtilsInternal),
         REG_JNI(register_com_android_internal_os_ClassLoaderFactory),
         REG_JNI(register_com_android_internal_os_LongArrayMultiStateCounter),
diff --git a/core/jni/OWNERS b/core/jni/OWNERS
index 53594e1..c99a27a 100644
--- a/core/jni/OWNERS
+++ b/core/jni/OWNERS
@@ -70,6 +70,7 @@
 per-file android_graphics_* = file:/graphics/java/android/graphics/OWNERS
 per-file *HardwareBuffer* = file:/graphics/java/android/graphics/OWNERS
 per-file android_hardware_SyncFence.cpp = file:/graphics/java/android/graphics/OWNERS
+per-file android_hardware_OverlayProperties.cpp = file:/graphics/java/android/graphics/OWNERS
 per-file android_os_GraphicsEnvironment.cpp = file:platform/frameworks/native:/opengl/OWNERS
 
 ### Text ###
diff --git a/core/jni/android/opengl/util.cpp b/core/jni/android/opengl/util.cpp
index d852265..1c6c95f 100644
--- a/core/jni/android/opengl/util.cpp
+++ b/core/jni/android/opengl/util.cpp
@@ -541,87 +541,6 @@
             indices.mData, indexCount);
 }
 
-#define I(_i, _j) ((_j)+ 4*(_i))
-
-static
-void multiplyMM(float* r, const float* lhs, const float* rhs)
-{
-    for (int i=0 ; i<4 ; i++) {
-        const float rhs_i0 = rhs[ I(i,0) ];
-        float ri0 = lhs[ I(0,0) ] * rhs_i0;
-        float ri1 = lhs[ I(0,1) ] * rhs_i0;
-        float ri2 = lhs[ I(0,2) ] * rhs_i0;
-        float ri3 = lhs[ I(0,3) ] * rhs_i0;
-        for (int j=1 ; j<4 ; j++) {
-            const float rhs_ij = rhs[ I(i,j) ];
-            ri0 += lhs[ I(j,0) ] * rhs_ij;
-            ri1 += lhs[ I(j,1) ] * rhs_ij;
-            ri2 += lhs[ I(j,2) ] * rhs_ij;
-            ri3 += lhs[ I(j,3) ] * rhs_ij;
-        }
-        r[ I(i,0) ] = ri0;
-        r[ I(i,1) ] = ri1;
-        r[ I(i,2) ] = ri2;
-        r[ I(i,3) ] = ri3;
-    }
-}
-
-static
-void util_multiplyMM(JNIEnv *env, jclass clazz,
-    jfloatArray result_ref, jint resultOffset,
-    jfloatArray lhs_ref, jint lhsOffset,
-    jfloatArray rhs_ref, jint rhsOffset) {
-
-    FloatArrayHelper resultMat(env, result_ref, resultOffset, 16);
-    FloatArrayHelper lhs(env, lhs_ref, lhsOffset, 16);
-    FloatArrayHelper rhs(env, rhs_ref, rhsOffset, 16);
-
-    bool checkOK = resultMat.check() && lhs.check() && rhs.check();
-
-    if ( !checkOK ) {
-        return;
-    }
-
-    resultMat.bind();
-    lhs.bind();
-    rhs.bind();
-
-    multiplyMM(resultMat.mData, lhs.mData, rhs.mData);
-
-    resultMat.commitChanges();
-}
-
-static
-void multiplyMV(float* r, const float* lhs, const float* rhs)
-{
-    mx4transform(rhs[0], rhs[1], rhs[2], rhs[3], lhs, r);
-}
-
-static
-void util_multiplyMV(JNIEnv *env, jclass clazz,
-    jfloatArray result_ref, jint resultOffset,
-    jfloatArray lhs_ref, jint lhsOffset,
-    jfloatArray rhs_ref, jint rhsOffset) {
-
-    FloatArrayHelper resultV(env, result_ref, resultOffset, 4);
-    FloatArrayHelper lhs(env, lhs_ref, lhsOffset, 16);
-    FloatArrayHelper rhs(env, rhs_ref, rhsOffset, 4);
-
-    bool checkOK = resultV.check() && lhs.check() && rhs.check();
-
-    if ( !checkOK ) {
-        return;
-    }
-
-    resultV.bind();
-    lhs.bind();
-    rhs.bind();
-
-    multiplyMV(resultV.mData, lhs.mData, rhs.mData);
-
-    resultV.commitChanges();
-}
-
 // ---------------------------------------------------------------------------
 
 // The internal format is no longer the same as pixel format, per Table 2 in
@@ -1009,11 +928,6 @@
  * JNI registration
  */
 
-static const JNINativeMethod gMatrixMethods[] = {
-    { "multiplyMM", "([FI[FI[FI)V", (void*)util_multiplyMM },
-    { "multiplyMV", "([FI[FI[FI)V", (void*)util_multiplyMV },
-};
-
 static const JNINativeMethod gVisibilityMethods[] = {
     { "computeBoundingSphere", "([FII[FI)V", (void*)util_computeBoundingSphere },
     { "frustumCullSpheres", "([FI[FII[III)I", (void*)util_frustumCullSpheres },
@@ -1046,7 +960,6 @@
 } ClassRegistrationInfo;
 
 static const ClassRegistrationInfo gClasses[] = {
-    {"android/opengl/Matrix", gMatrixMethods, NELEM(gMatrixMethods)},
     {"android/opengl/Visibility", gVisibilityMethods, NELEM(gVisibilityMethods)},
     {"android/opengl/GLUtils", gUtilsMethods, NELEM(gUtilsMethods)},
     {"android/opengl/ETC1", gEtc1Methods, NELEM(gEtc1Methods)},
diff --git a/core/jni/com_android_internal_expresslog_Counter.cpp b/core/jni/com_android_internal_expresslog_Utils.cpp
similarity index 83%
rename from core/jni/com_android_internal_expresslog_Counter.cpp
rename to core/jni/com_android_internal_expresslog_Utils.cpp
index d4a8c23..d33a7bd 100644
--- a/core/jni/com_android_internal_expresslog_Counter.cpp
+++ b/core/jni/com_android_internal_expresslog_Utils.cpp
@@ -26,7 +26,7 @@
 static jclass g_stringClass = nullptr;
 
 /**
- * Class:     com_android_internal_expresslog_Counter
+ * Class:     com_android_internal_expresslog_Utils
  * Method:    hashString
  * Signature: (Ljava/lang/String;)J
  */
@@ -43,15 +43,15 @@
         {"hashString", "(Ljava/lang/String;)J", (void*)hashString},
 };
 
-static const char* const kCounterPathName = "com/android/internal/expresslog/Counter";
+static const char* const kUtilsPathName = "com/android/internal/expresslog/Utils";
 
 namespace android {
 
-int register_com_android_internal_expresslog_Counter(JNIEnv* env) {
+int register_com_android_internal_expresslog_Utils(JNIEnv* env) {
     jclass stringClass = FindClassOrDie(env, "java/lang/String");
     g_stringClass = MakeGlobalRefOrDie(env, stringClass);
 
-    return RegisterMethodsOrDie(env, kCounterPathName, g_methods, NELEM(g_methods));
+    return RegisterMethodsOrDie(env, kUtilsPathName, g_methods, NELEM(g_methods));
 }
 
 } // namespace android
diff --git a/core/jni/com_android_internal_os_Zygote.cpp b/core/jni/com_android_internal_os_Zygote.cpp
index d3a3492..963a83e 100644
--- a/core/jni/com_android_internal_os_Zygote.cpp
+++ b/core/jni/com_android_internal_os_Zygote.cpp
@@ -353,6 +353,7 @@
     GWP_ASAN_LEVEL_NEVER = 0 << 21,
     GWP_ASAN_LEVEL_LOTTERY = 1 << 21,
     GWP_ASAN_LEVEL_ALWAYS = 2 << 21,
+    GWP_ASAN_LEVEL_DEFAULT = 3 << 21,
     NATIVE_HEAP_ZERO_INIT_ENABLED = 1 << 23,
     PROFILEABLE = 1 << 24,
 };
@@ -1926,6 +1927,13 @@
     gwp_asan_options.program_name = nice_name_ptr ?: process_name;
     switch (runtime_flags & RuntimeFlags::GWP_ASAN_LEVEL_MASK) {
         default:
+        case RuntimeFlags::GWP_ASAN_LEVEL_DEFAULT:
+            // TODO(b/247012630): Switch this to Action::TURN_ON_FOR_APP_SAMPLED_NON_CRASHING once
+            // performance and syshealth testing is completed, making the default for non-system
+            // apps that don't specify a `gwpAsanMode` in their manifest to be sampled-recoverable.
+            gwp_asan_options.desire = Action::DONT_TURN_ON_UNLESS_OVERRIDDEN;
+            android_mallopt(M_INITIALIZE_GWP_ASAN, &gwp_asan_options, sizeof(gwp_asan_options));
+            break;
         case RuntimeFlags::GWP_ASAN_LEVEL_NEVER:
             gwp_asan_options.desire = Action::DONT_TURN_ON_UNLESS_OVERRIDDEN;
             android_mallopt(M_INITIALIZE_GWP_ASAN, &gwp_asan_options, sizeof(gwp_asan_options));
@@ -2288,7 +2296,7 @@
       setpriority(PRIO_PROCESS, 0, PROCESS_PRIORITY_MIN);
     }
 
-#if defined(__BIONIC__)
+#if defined(__BIONIC__) && !defined(NO_RESET_STACK_PROTECTOR)
     // Reset the stack guard for the new process.
     android_reset_stack_guards();
 #endif
diff --git a/core/res/OWNERS b/core/res/OWNERS
index b878189..bce500c 100644
--- a/core/res/OWNERS
+++ b/core/res/OWNERS
@@ -23,8 +23,8 @@
 
 # WindowManager team
 # TODO(262451702): Move WindowManager configs out of config.xml in a separate file
-per-file core/res/res/values/config.xml = file:/services/core/java/com/android/server/wm/OWNERS
-per-file core/res/res/values/symbols.xml = file:/services/core/java/com/android/server/wm/OWNERS
+per-file res/values/config.xml = file:/services/core/java/com/android/server/wm/OWNERS
+per-file res/values/symbols.xml = file:/services/core/java/com/android/server/wm/OWNERS
 
 # Resources finalization
 per-file res/xml/public-staging.xml = file:/tools/aapt2/OWNERS
diff --git a/keystore/java/android/security/KeyStoreException.java b/keystore/java/android/security/KeyStoreException.java
index 6536e43..cb75779 100644
--- a/keystore/java/android/security/KeyStoreException.java
+++ b/keystore/java/android/security/KeyStoreException.java
@@ -265,7 +265,7 @@
     private static int initializeRkpStatusForRegularErrors(int errorCode) {
         // Check if the system code mistakenly called a constructor of KeyStoreException with
         // the OUT_OF_KEYS error code but without RKP status.
-        if (isRkpRelatedError(errorCode)) {
+        if (errorCode == ResponseCode.OUT_OF_KEYS) {
             Log.e(TAG, "RKP error code without RKP status");
             // Set RKP status to RKP_SERVER_REFUSED_ISSUANCE so that the caller never retries.
             return RKP_SERVER_REFUSED_ISSUANCE;
@@ -301,7 +301,7 @@
         super(message);
         mErrorCode = errorCode;
         mRkpStatus = rkpStatus;
-        if (!isRkpRelatedError(mErrorCode)) {
+        if (mErrorCode != ResponseCode.OUT_OF_KEYS) {
             Log.e(TAG, "Providing RKP status for error code " + errorCode + " has no effect.");
         }
     }
@@ -338,7 +338,7 @@
     public boolean isTransientFailure() {
         PublicErrorInformation failureInfo = getErrorInformation(mErrorCode);
         // Special-case handling for RKP failures:
-        if (mRkpStatus != RKP_SUCCESS && isRkpRelatedError(mErrorCode)) {
+        if (mRkpStatus != RKP_SUCCESS && mErrorCode == ResponseCode.OUT_OF_KEYS) {
             switch (mRkpStatus) {
                 case RKP_TEMPORARILY_UNAVAILABLE:
                 case RKP_FETCHING_PENDING_CONNECTIVITY:
@@ -376,11 +376,6 @@
         return (failureInfo.indicators & IS_SYSTEM_ERROR) != 0;
     }
 
-    private static boolean isRkpRelatedError(int errorCode) {
-        return errorCode == ResponseCode.OUT_OF_KEYS
-                  || errorCode == ResponseCode.OUT_OF_KEYS_REQUIRES_UPGRADE;
-    }
-
     /**
      * Returns the re-try policy for transient failures. Valid only if
      * {@link #isTransientFailure()} returns {@code True}.
@@ -388,7 +383,7 @@
     @RetryPolicy
     public int getRetryPolicy() {
         PublicErrorInformation failureInfo = getErrorInformation(mErrorCode);
-        // Special-case handling for RKP failures:
+        // Special-case handling for RKP failures (To be removed in API 34)
         if (mRkpStatus != RKP_SUCCESS) {
             switch (mRkpStatus) {
                 case RKP_TEMPORARILY_UNAVAILABLE:
@@ -404,10 +399,14 @@
                             ? RETRY_WITH_EXPONENTIAL_BACKOFF : RETRY_NEVER;
             }
         }
-        if ((failureInfo.indicators & IS_TRANSIENT_ERROR) != 0) {
-            return RETRY_WITH_EXPONENTIAL_BACKOFF;
-        } else {
-            return RETRY_NEVER;
+        switch (mErrorCode) {
+            case ResponseCode.OUT_OF_KEYS_REQUIRES_SYSTEM_UPGRADE:
+                return RETRY_AFTER_NEXT_REBOOT;
+            case ResponseCode.OUT_OF_KEYS_PENDING_INTERNET_CONNECTIVITY:
+                return RETRY_WHEN_CONNECTIVITY_AVAILABLE;
+            default:
+                return (failureInfo.indicators & IS_TRANSIENT_ERROR) != 0
+                        ? RETRY_WITH_EXPONENTIAL_BACKOFF : RETRY_NEVER;
         }
     }
 
@@ -657,8 +656,16 @@
                 new PublicErrorInformation(0, ERROR_KEY_DOES_NOT_EXIST));
         sErrorCodeToFailureInfo.put(ResponseCode.OUT_OF_KEYS,
                 new PublicErrorInformation(IS_SYSTEM_ERROR, ERROR_ATTESTATION_KEYS_UNAVAILABLE));
-        sErrorCodeToFailureInfo.put(ResponseCode.OUT_OF_KEYS_REQUIRES_UPGRADE,
+        sErrorCodeToFailureInfo.put(ResponseCode.OUT_OF_KEYS_REQUIRES_SYSTEM_UPGRADE,
                 new PublicErrorInformation(IS_SYSTEM_ERROR | IS_TRANSIENT_ERROR,
                         ERROR_DEVICE_REQUIRES_UPGRADE_FOR_ATTESTATION));
+        sErrorCodeToFailureInfo.put(ResponseCode.OUT_OF_KEYS_PENDING_INTERNET_CONNECTIVITY,
+                new PublicErrorInformation(IS_SYSTEM_ERROR | IS_TRANSIENT_ERROR,
+                        ERROR_ATTESTATION_KEYS_UNAVAILABLE));
+        sErrorCodeToFailureInfo.put(ResponseCode.OUT_OF_KEYS_TRANSIENT_ERROR,
+                new PublicErrorInformation(IS_SYSTEM_ERROR | IS_TRANSIENT_ERROR,
+                        ERROR_ATTESTATION_KEYS_UNAVAILABLE));
+        sErrorCodeToFailureInfo.put(ResponseCode.OUT_OF_KEYS_PERMANENT_ERROR,
+                new PublicErrorInformation(IS_SYSTEM_ERROR, ERROR_ATTESTATION_KEYS_UNAVAILABLE));
     }
 }
diff --git a/keystore/java/android/security/keystore2/AndroidKeyStoreKeyPairGeneratorSpi.java b/keystore/java/android/security/keystore2/AndroidKeyStoreKeyPairGeneratorSpi.java
index 2830d7eff..4715045 100644
--- a/keystore/java/android/security/keystore2/AndroidKeyStoreKeyPairGeneratorSpi.java
+++ b/keystore/java/android/security/keystore2/AndroidKeyStoreKeyPairGeneratorSpi.java
@@ -801,25 +801,32 @@
             ));
 
             if (mSpec.isDevicePropertiesAttestationIncluded()) {
+                final String platformReportedBrand = TextUtils.isEmpty(Build.BRAND_FOR_ATTESTATION)
+                        ? Build.BRAND : Build.BRAND_FOR_ATTESTATION;
                 params.add(KeyStore2ParameterUtils.makeBytes(
                         KeymasterDefs.KM_TAG_ATTESTATION_ID_BRAND,
-                        Build.BRAND.getBytes(StandardCharsets.UTF_8)
+                        platformReportedBrand.getBytes(StandardCharsets.UTF_8)
                 ));
                 params.add(KeyStore2ParameterUtils.makeBytes(
                         KeymasterDefs.KM_TAG_ATTESTATION_ID_DEVICE,
                         Build.DEVICE.getBytes(StandardCharsets.UTF_8)
                 ));
+                final String platformReportedProduct =
+                        TextUtils.isEmpty(Build.PRODUCT_FOR_ATTESTATION) ? Build.PRODUCT :
+                                Build.PRODUCT_FOR_ATTESTATION;
                 params.add(KeyStore2ParameterUtils.makeBytes(
                         KeymasterDefs.KM_TAG_ATTESTATION_ID_PRODUCT,
-                        Build.PRODUCT.getBytes(StandardCharsets.UTF_8)
+                        platformReportedProduct.getBytes(StandardCharsets.UTF_8)
                 ));
                 params.add(KeyStore2ParameterUtils.makeBytes(
                         KeymasterDefs.KM_TAG_ATTESTATION_ID_MANUFACTURER,
                         Build.MANUFACTURER.getBytes(StandardCharsets.UTF_8)
                 ));
+                final String platformReportedModel = TextUtils.isEmpty(Build.MODEL_FOR_ATTESTATION)
+                        ? Build.MODEL : Build.MODEL_FOR_ATTESTATION;
                 params.add(KeyStore2ParameterUtils.makeBytes(
                         KeymasterDefs.KM_TAG_ATTESTATION_ID_MODEL,
-                        Build.MODEL.getBytes(StandardCharsets.UTF_8)
+                        platformReportedModel.getBytes(StandardCharsets.UTF_8)
                 ));
             }
 
diff --git a/libs/hwui/Android.bp b/libs/hwui/Android.bp
index 2800e31..404d00a 100644
--- a/libs/hwui/Android.bp
+++ b/libs/hwui/Android.bp
@@ -214,6 +214,15 @@
     path: "apex/java",
 }
 
+java_api_contribution {
+    name: "framework-graphics-public-stubs",
+    api_surface: "public",
+    api_file: "api/current.txt",
+    visibility: [
+        "//build/orchestrator/apis",
+    ],
+}
+
 // ------------------------
 // APEX
 // ------------------------
diff --git a/libs/hwui/jni/Paint.cpp b/libs/hwui/jni/Paint.cpp
index f768632..293e280 100644
--- a/libs/hwui/jni/Paint.cpp
+++ b/libs/hwui/jni/Paint.cpp
@@ -35,7 +35,6 @@
 #include "SkShader.h"
 #include "SkBlendMode.h"
 #include "unicode/uloc.h"
-#include "unicode/ushape.h"
 #include "utils/Blur.h"
 
 #include <hwui/BlurDrawLooper.h>
diff --git a/media/aidl/android/media/soundtrigger_middleware/OWNERS b/media/aidl/android/media/soundtrigger_middleware/OWNERS
index e5d0370..01b2cb9 100644
--- a/media/aidl/android/media/soundtrigger_middleware/OWNERS
+++ b/media/aidl/android/media/soundtrigger_middleware/OWNERS
@@ -1,2 +1,2 @@
-ytai@google.com
+atneya@google.com
 elaurent@google.com
diff --git a/media/java/android/media/AudioTrack.java b/media/java/android/media/AudioTrack.java
index d51f1e1..f61c427 100644
--- a/media/java/android/media/AudioTrack.java
+++ b/media/java/android/media/AudioTrack.java
@@ -266,15 +266,19 @@
     @RequiresPermission(android.Manifest.permission.MODIFY_AUDIO_ROUTING)
     public static final int ENCAPSULATION_MODE_HANDLE = 2;
 
-    /* Enumeration of metadata types permitted for use by
+    /**
+     * Enumeration of metadata types permitted for use by
      * encapsulation mode audio streams.
+     * @hide
      */
-    /** @hide */
-    @IntDef(prefix = { "ENCAPSULATION_METADATA_TYPE_" }, value = {
-        ENCAPSULATION_METADATA_TYPE_NONE, /* reserved */
-        ENCAPSULATION_METADATA_TYPE_FRAMEWORK_TUNER,
-        ENCAPSULATION_METADATA_TYPE_DVB_AD_DESCRIPTOR,
-    })
+    @IntDef(prefix = {"ENCAPSULATION_METADATA_TYPE_"},
+            value =
+                    {
+                            ENCAPSULATION_METADATA_TYPE_NONE, /* reserved */
+                            ENCAPSULATION_METADATA_TYPE_FRAMEWORK_TUNER,
+                            ENCAPSULATION_METADATA_TYPE_DVB_AD_DESCRIPTOR,
+                            ENCAPSULATION_METADATA_TYPE_SUPPLEMENTARY_AUDIO_PLACEMENT,
+                    })
     @Retention(RetentionPolicy.SOURCE)
     public @interface EncapsulationMetadataType {}
 
@@ -298,6 +302,45 @@
      */
     public static final int ENCAPSULATION_METADATA_TYPE_DVB_AD_DESCRIPTOR = 2;
 
+    /**
+     * Encapsulation metadata type for placement of supplementary audio.
+     *
+     * A 32 bit integer constant, one of {@link #SUPPLEMENTARY_AUDIO_PLACEMENT_NORMAL}, {@link
+     * #SUPPLEMENTARY_AUDIO_PLACEMENT_LEFT}, {@link #SUPPLEMENTARY_AUDIO_PLACEMENT_RIGHT}.
+     */
+    public static final int ENCAPSULATION_METADATA_TYPE_SUPPLEMENTARY_AUDIO_PLACEMENT = 3;
+
+    /**
+     * Enumeration of supplementary audio placement types.
+     * @hide
+     */
+    @IntDef(prefix = {"SUPPLEMENTARY_AUDIO_PLACEMENT_"},
+            value =
+                    {
+                            SUPPLEMENTARY_AUDIO_PLACEMENT_NORMAL,
+                            SUPPLEMENTARY_AUDIO_PLACEMENT_LEFT,
+                            SUPPLEMENTARY_AUDIO_PLACEMENT_RIGHT,
+                    })
+    @Retention(RetentionPolicy.SOURCE)
+    public @interface SupplementaryAudioPlacement {}
+    // Important: The SUPPLEMENTARY_AUDIO_PLACEMENT values must be kept in sync with native header
+    // files.
+
+    /**
+     * Supplementary audio placement normal.
+     */
+    public static final int SUPPLEMENTARY_AUDIO_PLACEMENT_NORMAL = 0;
+
+    /**
+     * Supplementary audio placement left.
+     */
+    public static final int SUPPLEMENTARY_AUDIO_PLACEMENT_LEFT = 1;
+
+    /**
+     * Supplementary audio placement right.
+     */
+    public static final int SUPPLEMENTARY_AUDIO_PLACEMENT_RIGHT = 2;
+
     /* Dual Mono handling is used when a stereo audio stream
      * contains separate audio content on the left and right channels.
      * Such information about the content of the stream may be found, for example, in
diff --git a/media/java/android/media/ImageUtils.java b/media/java/android/media/ImageUtils.java
index 4957300..993155f 100644
--- a/media/java/android/media/ImageUtils.java
+++ b/media/java/android/media/ImageUtils.java
@@ -84,6 +84,7 @@
     public static int getNumPlanesForHardwareBufferFormat(int hardwareBufferFormat) {
         switch(hardwareBufferFormat) {
             case HardwareBuffer.YCBCR_420_888:
+            case HardwareBuffer.YCBCR_P010:
                 return 3;
             case HardwareBuffer.RGBA_8888:
             case HardwareBuffer.RGBX_8888:
diff --git a/media/java/android/media/soundtrigger/OWNERS b/media/java/android/media/soundtrigger/OWNERS
index e5d0370..01b2cb9 100644
--- a/media/java/android/media/soundtrigger/OWNERS
+++ b/media/java/android/media/soundtrigger/OWNERS
@@ -1,2 +1,2 @@
-ytai@google.com
+atneya@google.com
 elaurent@google.com
diff --git a/media/java/android/media/tv/ITvInputManager.aidl b/media/java/android/media/tv/ITvInputManager.aidl
index 2a33ee6..1d2198e 100644
--- a/media/java/android/media/tv/ITvInputManager.aidl
+++ b/media/java/android/media/tv/ITvInputManager.aidl
@@ -16,6 +16,7 @@
 
 package android.media.tv;
 
+import android.content.AttributionSource;
 import android.content.ComponentName;
 import android.content.Intent;
 import android.graphics.Rect;
@@ -62,7 +63,7 @@
     void addBlockedRating(in String rating, int userId);
     void removeBlockedRating(in String rating, int userId);
 
-    void createSession(in ITvInputClient client, in String inputId, boolean isRecordingSession,
+    void createSession(in ITvInputClient client, in String inputId, in AttributionSource tvAppAttributionSource, boolean isRecordingSession,
             int seq, int userId);
     void releaseSession(in IBinder sessionToken, int userId);
     int getClientPid(in String sessionId);
diff --git a/media/java/android/media/tv/ITvInputService.aidl b/media/java/android/media/tv/ITvInputService.aidl
index 64a23a2..be73c0c 100755
--- a/media/java/android/media/tv/ITvInputService.aidl
+++ b/media/java/android/media/tv/ITvInputService.aidl
@@ -16,6 +16,7 @@
 
 package android.media.tv;
 
+import android.content.AttributionSource;
 import android.hardware.hdmi.HdmiDeviceInfo;
 import android.media.tv.ITvInputServiceCallback;
 import android.media.tv.ITvInputSessionCallback;
@@ -30,7 +31,7 @@
     oneway void registerCallback(in ITvInputServiceCallback callback);
     oneway void unregisterCallback(in ITvInputServiceCallback callback);
     oneway void createSession(in InputChannel channel, in ITvInputSessionCallback callback,
-            in String inputId, in String sessionId);
+            in String inputId, in String sessionId, in AttributionSource tvAppAttributionSource);
     oneway void createRecordingSession(in ITvInputSessionCallback callback, in String inputId,
             in String sessionId);
     List<String> getAvailableExtensionInterfaceNames();
diff --git a/media/java/android/media/tv/ITvInputSessionWrapper.java b/media/java/android/media/tv/ITvInputSessionWrapper.java
index 8911f6c..6c10990 100644
--- a/media/java/android/media/tv/ITvInputSessionWrapper.java
+++ b/media/java/android/media/tv/ITvInputSessionWrapper.java
@@ -30,7 +30,6 @@
 import android.view.InputEvent;
 import android.view.InputEventReceiver;
 import android.view.Surface;
-
 import com.android.internal.os.HandlerCaller;
 import com.android.internal.os.SomeArgs;
 
diff --git a/media/java/android/media/tv/TvInputManager.java b/media/java/android/media/tv/TvInputManager.java
index 149c2f4..819cd0c 100644
--- a/media/java/android/media/tv/TvInputManager.java
+++ b/media/java/android/media/tv/TvInputManager.java
@@ -25,6 +25,7 @@
 import android.annotation.SystemApi;
 import android.annotation.SystemService;
 import android.annotation.TestApi;
+import android.content.AttributionSource;
 import android.content.Context;
 import android.content.Intent;
 import android.graphics.Rect;
@@ -53,9 +54,7 @@
 import android.view.KeyEvent;
 import android.view.Surface;
 import android.view.View;
-
 import com.android.internal.util.Preconditions;
-
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
 import java.util.ArrayList;
@@ -1835,13 +1834,15 @@
      * of the given TV input.
      *
      * @param inputId The ID of the TV input.
+     * @param tvAppAttributionSource The Attribution Source of the TV App.
      * @param callback A callback used to receive the created session.
      * @param handler A {@link Handler} that the session creation will be delivered to.
      * @hide
      */
-    public void createSession(@NonNull String inputId, @NonNull final SessionCallback callback,
-            @NonNull Handler handler) {
-        createSessionInternal(inputId, false, callback, handler);
+    public void createSession(@NonNull String inputId,
+            @NonNull AttributionSource tvAppAttributionSource,
+            @NonNull final SessionCallback callback, @NonNull Handler handler) {
+        createSessionInternal(inputId, tvAppAttributionSource, false, callback, handler);
     }
 
     /**
@@ -1866,7 +1867,7 @@
      * @param useCase the use case type of the client.
      *        {@see TvInputService#PriorityHintUseCaseType}.
      * @param sessionId the unique id of the session owned by the client.
-     *        {@see TvInputService#onCreateSession(String, String)}.
+     *        {@see TvInputService#onCreateSession(String, String, AttributionSource)}.
      *
      * @return the use case priority value for the given use case type and the client's foreground
      *         or background status.
@@ -1917,11 +1918,11 @@
      */
     public void createRecordingSession(@NonNull String inputId,
             @NonNull final SessionCallback callback, @NonNull Handler handler) {
-        createSessionInternal(inputId, true, callback, handler);
+        createSessionInternal(inputId, null, true, callback, handler);
     }
 
-    private void createSessionInternal(String inputId, boolean isRecordingSession,
-            SessionCallback callback, Handler handler) {
+    private void createSessionInternal(String inputId, AttributionSource tvAppAttributionSource,
+            boolean isRecordingSession, SessionCallback callback, Handler handler) {
         Preconditions.checkNotNull(inputId);
         Preconditions.checkNotNull(callback);
         Preconditions.checkNotNull(handler);
@@ -1930,7 +1931,8 @@
             int seq = mNextSeq++;
             mSessionCallbackRecordMap.put(seq, record);
             try {
-                mService.createSession(mClient, inputId, isRecordingSession, seq, mUserId);
+                mService.createSession(
+                        mClient, inputId, tvAppAttributionSource, isRecordingSession, seq, mUserId);
             } catch (RemoteException e) {
                 throw e.rethrowFromSystemServer();
             }
@@ -2101,8 +2103,8 @@
      * @param deviceId The device ID to acquire Hardware for.
      * @param info The TV input which will use the acquired Hardware.
      * @param tvInputSessionId a String returned to TIS when the session was created.
-     *        {@see TvInputService#onCreateSession(String, String)}. If null, the client will be
-     *        treated as a background app.
+     *        {@see TvInputService#onCreateSession(String, String, AttributionSource)}. If null, the
+     *        client will be treated as a background app.
      * @param priorityHint The use case of the client. {@see TvInputService#PriorityHintUseCaseType}
      * @param executor the executor on which the listener would be invoked.
      * @param callback A callback to receive updates on Hardware.
diff --git a/media/java/android/media/tv/TvInputService.java b/media/java/android/media/tv/TvInputService.java
index 70acf25..f3e5d14 100755
--- a/media/java/android/media/tv/TvInputService.java
+++ b/media/java/android/media/tv/TvInputService.java
@@ -26,6 +26,7 @@
 import android.app.ActivityManager;
 import android.app.Service;
 import android.compat.annotation.UnsupportedAppUsage;
+import android.content.AttributionSource;
 import android.content.Context;
 import android.content.Intent;
 import android.graphics.PixelFormat;
@@ -57,10 +58,8 @@
 import android.view.WindowManager;
 import android.view.accessibility.CaptioningManager;
 import android.widget.FrameLayout;
-
 import com.android.internal.os.SomeArgs;
 import com.android.internal.util.Preconditions;
-
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
 import java.util.ArrayList;
@@ -171,7 +170,7 @@
 
             @Override
             public void createSession(InputChannel channel, ITvInputSessionCallback cb,
-                    String inputId, String sessionId) {
+                    String inputId, String sessionId, AttributionSource tvAppAttributionSource) {
                 if (channel == null) {
                     Log.w(TAG, "Creating session without input channel");
                 }
@@ -183,6 +182,7 @@
                 args.arg2 = cb;
                 args.arg3 = inputId;
                 args.arg4 = sessionId;
+                args.arg5 = tvAppAttributionSource;
                 mServiceHandler.obtainMessage(ServiceHandler.DO_CREATE_SESSION,
                         args).sendToTarget();
             }
@@ -370,6 +370,24 @@
     }
 
     /**
+     * Returns a concrete implementation of {@link Session}.
+     *
+     * <p>For any apps that needs sessionId to request tuner resources from TunerResourceManager and
+     * needs to specify custom AttributionSource to AudioTrack, it needs to override this method to
+     * get the sessionId and AttrubutionSource passed. When no overriding, this method calls {@link
+     * #onCreateSession(String, String)} defaultly.
+     *
+     * @param inputId The ID of the TV input associated with the session.
+     * @param sessionId the unique sessionId created by TIF when session is created.
+     * @param tvAppAttributionSource The Attribution Source of the TV App.
+     */
+    @Nullable
+    public Session onCreateSession(@NonNull String inputId, @NonNull String sessionId,
+            @NonNull AttributionSource tvAppAttributionSource) {
+        return onCreateSession(inputId, sessionId);
+    }
+
+    /**
      * Returns a concrete implementation of {@link RecordingSession}.
      *
      * <p>For any apps that needs sessionId to request tuner resources from TunerResourceManager,
@@ -1107,7 +1125,7 @@
         public abstract void onSetStreamVolume(@FloatRange(from = 0.0, to = 1.0) float volume);
 
         /**
-         * called when broadcast info is requested.
+         * Called when broadcast info is requested.
          *
          * @param request broadcast info request
          */
@@ -1115,7 +1133,7 @@
         }
 
         /**
-         * called when broadcast info is removed.
+         * Called when broadcast info is removed.
          */
         public void onRemoveBroadcastInfo(int requestId) {
         }
@@ -2444,8 +2462,10 @@
                     ITvInputSessionCallback cb = (ITvInputSessionCallback) args.arg2;
                     String inputId = (String) args.arg3;
                     String sessionId = (String) args.arg4;
+                    AttributionSource tvAppAttributionSource = (AttributionSource) args.arg5;
                     args.recycle();
-                    Session sessionImpl = onCreateSession(inputId, sessionId);
+                    Session sessionImpl =
+                            onCreateSession(inputId, sessionId, tvAppAttributionSource);
                     if (sessionImpl == null) {
                         try {
                             // Failed to create a session.
@@ -2481,7 +2501,7 @@
                         proxySession.mServiceHandler = mServiceHandler;
                         TvInputManager manager = (TvInputManager) getSystemService(
                                 Context.TV_INPUT_SERVICE);
-                        manager.createSession(hardwareInputId,
+                        manager.createSession(hardwareInputId, tvAppAttributionSource,
                                 proxySession.mHardwareSessionCallback, mServiceHandler);
                     } else {
                         SomeArgs someArgs = SomeArgs.obtain();
diff --git a/media/java/android/media/tv/TvView.java b/media/java/android/media/tv/TvView.java
index ff3d06c..de9acc3 100644
--- a/media/java/android/media/tv/TvView.java
+++ b/media/java/android/media/tv/TvView.java
@@ -21,6 +21,7 @@
 import android.annotation.Nullable;
 import android.annotation.RequiresPermission;
 import android.annotation.SystemApi;
+import android.content.AttributionSource;
 import android.content.Context;
 import android.content.pm.PackageManager;
 import android.content.res.Resources;
@@ -51,7 +52,6 @@
 import android.view.View;
 import android.view.ViewGroup;
 import android.view.ViewRootImpl;
-
 import java.lang.ref.WeakReference;
 import java.util.ArrayDeque;
 import java.util.List;
@@ -111,6 +111,7 @@
     private int mSurfaceViewTop;
     private int mSurfaceViewBottom;
     private TimeShiftPositionCallback mTimeShiftPositionCallback;
+    private AttributionSource mTvAppAttributionSource;
 
     private final SurfaceHolder.Callback mSurfaceHolderCallback = new SurfaceHolder.Callback() {
         @Override
@@ -185,6 +186,7 @@
         mDefStyleAttr = defStyleAttr;
         resetSurfaceView();
         mTvInputManager = (TvInputManager) getContext().getSystemService(Context.TV_INPUT_SERVICE);
+        mTvAppAttributionSource = getContext().getAttributionSource();
     }
 
     /**
@@ -304,6 +306,22 @@
     }
 
     /**
+     * Override default attribution source of TV App.
+     *
+     * <p>An attribution source of TV App is used to attribute work to TV Input Service.
+     * The default attribution source is created by {@link Context#getAttributionSource()}.
+     * Call this method before calling {@link #tune(String, Uri, Bundle)} or {@link
+     * #timeShiftPlay(String, Uri)} to override the default attribution source.
+     *
+     * @param tvAppAttributionSource The attribution source of the TV App.
+     */
+    public void overrideTvAppAttributionSource(@NonNull AttributionSource tvAppAttributionSource) {
+        if (tvAppAttributionSource != null) {
+            mTvAppAttributionSource = tvAppAttributionSource;
+        }
+    }
+
+    /**
      * Tunes to a given channel.
      *
      * @param inputId The ID of the TV input for the given channel.
@@ -355,7 +373,8 @@
             // is obsolete and should ignore it.
             mSessionCallback = new MySessionCallback(inputId, channelUri, params);
             if (mTvInputManager != null) {
-                mTvInputManager.createSession(inputId, mSessionCallback, mHandler);
+                mTvInputManager.createSession(
+                        inputId, mTvAppAttributionSource, mSessionCallback, mHandler);
             }
         }
     }
@@ -526,7 +545,8 @@
             resetInternal();
             mSessionCallback = new MySessionCallback(inputId, recordedProgramUri);
             if (mTvInputManager != null) {
-                mTvInputManager.createSession(inputId, mSessionCallback, mHandler);
+                mTvInputManager.createSession(
+                        inputId, mTvAppAttributionSource, mSessionCallback, mHandler);
             }
         }
     }
diff --git a/media/jni/android_media_MediaCodec.cpp b/media/jni/android_media_MediaCodec.cpp
index d8705a7..5b0c2a2 100644
--- a/media/jni/android_media_MediaCodec.cpp
+++ b/media/jni/android_media_MediaCodec.cpp
@@ -2432,13 +2432,12 @@
             throwExceptionAsNecessary(env, BAD_VALUE);
             return;
         }
-        NativeCryptoInfo cryptoInfo = [env, cryptoInfoObj, size]{
-            if (cryptoInfoObj == nullptr) {
-                return NativeCryptoInfo{size};
-            } else {
-                return NativeCryptoInfo{env, cryptoInfoObj};
-            }
-        }();
+        auto cryptoInfo =
+                cryptoInfoObj ? NativeCryptoInfo{size} : NativeCryptoInfo{env, cryptoInfoObj};
+        if (env->ExceptionCheck()) {
+            // Creation of cryptoInfo failed. Let the exception bubble up.
+            return;
+        }
         err = codec->queueEncryptedLinearBlock(
                 index,
                 memory,
diff --git a/media/jni/android_media_MediaDrm.cpp b/media/jni/android_media_MediaDrm.cpp
index 681d76a..b70818d 100644
--- a/media/jni/android_media_MediaDrm.cpp
+++ b/media/jni/android_media_MediaDrm.cpp
@@ -1021,9 +1021,10 @@
 
 static jbyteArray android_media_MediaDrm_getSupportedCryptoSchemesNative(JNIEnv *env) {
     sp<IDrm> drm = android::DrmUtils::MakeDrm();
+    if (drm == NULL) return env->NewByteArray(0);
+
     std::vector<uint8_t> bv;
     drm->getSupportedSchemes(bv);
-
     jbyteArray jUuidBytes = env->NewByteArray(bv.size());
     env->SetByteArrayRegion(jUuidBytes, 0, bv.size(), reinterpret_cast<const jbyte *>(bv.data()));
     return jUuidBytes;
diff --git a/native/android/libandroid.map.txt b/native/android/libandroid.map.txt
index 4aa5bbf..a386923 100644
--- a/native/android/libandroid.map.txt
+++ b/native/android/libandroid.map.txt
@@ -1,9 +1,9 @@
 LIBANDROID {
   global:
-    AActivityManager_addUidImportanceListener; # apex # introduced=31
-    AActivityManager_removeUidImportanceListener; # apex # introduced=31
-    AActivityManager_isUidActive; # apex # introduced=31
-    AActivityManager_getUidImportance; # apex # introduced=31
+    AActivityManager_addUidImportanceListener; # systemapi # introduced=31
+    AActivityManager_removeUidImportanceListener; # systemapi # introduced=31
+    AActivityManager_isUidActive; # systemapi # introduced=31
+    AActivityManager_getUidImportance; # systemapi # introduced=31
     AAssetDir_close;
     AAssetDir_getNextFileName;
     AAssetDir_rewind;
diff --git a/omapi/OWNERS b/omapi/OWNERS
index 5682fd3..1dce1e0 100644
--- a/omapi/OWNERS
+++ b/omapi/OWNERS
@@ -1,5 +1,6 @@
 # Bug component: 456592
 
-zachoverflow@google.com
+sattiraju@google.com
+henrichataing@google.com
 alisher@google.com
 jackcwyu@google.com
diff --git a/omapi/java/android/se/OWNERS b/omapi/java/android/se/OWNERS
index 5682fd3..1dce1e0 100644
--- a/omapi/java/android/se/OWNERS
+++ b/omapi/java/android/se/OWNERS
@@ -1,5 +1,6 @@
 # Bug component: 456592
 
-zachoverflow@google.com
+sattiraju@google.com
+henrichataing@google.com
 alisher@google.com
 jackcwyu@google.com
diff --git a/omapi/java/android/se/omapi/OWNERS b/omapi/java/android/se/omapi/OWNERS
index 5682fd3..1dce1e0 100644
--- a/omapi/java/android/se/omapi/OWNERS
+++ b/omapi/java/android/se/omapi/OWNERS
@@ -1,5 +1,6 @@
 # Bug component: 456592
 
-zachoverflow@google.com
+sattiraju@google.com
+henrichataing@google.com
 alisher@google.com
 jackcwyu@google.com
diff --git a/opengl/java/android/opengl/Matrix.java b/opengl/java/android/opengl/Matrix.java
index ce3f57e..5ae341b 100644
--- a/opengl/java/android/opengl/Matrix.java
+++ b/opengl/java/android/opengl/Matrix.java
@@ -16,6 +16,8 @@
 
 package android.opengl;
 
+import androidx.annotation.NonNull;
+
 /**
  * Matrix math utilities. These methods operate on OpenGL ES format
  * matrices and vectors stored in float arrays.
@@ -38,7 +40,11 @@
 public class Matrix {
 
     /** Temporary memory for operations that need temporary matrix data. */
-    private final static float[] sTemp = new float[32];
+    private static final ThreadLocal<float[]> ThreadTmp = new ThreadLocal() {
+        @Override protected float[] initialValue() {
+            return new float[32];
+        }
+    };
 
     /**
      * @deprecated All methods are static, do not instantiate this class.
@@ -46,6 +52,40 @@
     @Deprecated
     public Matrix() {}
 
+    private static boolean overlap(
+            float[] a, int aStart, int aLength, float[] b, int bStart, int bLength) {
+        if (a != b) {
+            return false;
+        }
+
+        if (aStart == bStart) {
+            return true;
+        }
+
+        int aEnd = aStart + aLength;
+        int bEnd = bStart + bLength;
+
+        if (aEnd == bEnd) {
+            return true;
+        }
+
+        if (aStart < bStart && bStart < aEnd) {
+            return true;
+        }
+        if (aStart < bEnd   && bEnd   < aEnd) {
+            return true;
+        }
+
+        if (bStart < aStart && aStart < bEnd) {
+            return true;
+        }
+        if (bStart < aEnd   && aEnd   < bEnd) {
+            return true;
+        }
+
+        return false;
+    }
+
     /**
      * Multiplies two 4x4 matrices together and stores the result in a third 4x4
      * matrix. In matrix notation: result = lhs x rhs. Due to the way
@@ -53,9 +93,9 @@
      * effect as first multiplying by the rhs matrix, then multiplying by
      * the lhs matrix. This is the opposite of what you might expect.
      * <p>
-     * The same float array may be passed for result, lhs, and/or rhs. However,
-     * the result element values are undefined if the result elements overlap
-     * either the lhs or rhs elements.
+     * The same float array may be passed for result, lhs, and/or rhs. This
+     * operation is expected to do the correct thing if the result elements
+     * overlap with either of the lhs or rhs elements.
      *
      * @param result The float array that holds the result.
      * @param resultOffset The offset into the result array where the result is
@@ -65,20 +105,101 @@
      * @param rhs The float array that holds the right-hand-side matrix.
      * @param rhsOffset The offset into the rhs array where the rhs is stored.
      *
-     * @throws IllegalArgumentException if result, lhs, or rhs are null, or if
-     * resultOffset + 16 > result.length or lhsOffset + 16 > lhs.length or
-     * rhsOffset + 16 > rhs.length.
+     * @throws IllegalArgumentException under any of the following conditions:
+     * result, lhs, or rhs are null;
+     * resultOffset + 16 > result.length
+     * or lhsOffset + 16 > lhs.length
+     * or rhsOffset + 16 > rhs.length;
+     * resultOffset < 0 or lhsOffset < 0 or rhsOffset < 0
      */
-    public static native void multiplyMM(float[] result, int resultOffset,
-            float[] lhs, int lhsOffset, float[] rhs, int rhsOffset);
+    public static void multiplyMM(float[] result, int resultOffset,
+            float[] lhs, int lhsOffset, float[] rhs, int rhsOffset) {
+        // error checking
+        if (result == null) {
+            throw new IllegalArgumentException("result == null");
+        }
+        if (lhs == null) {
+            throw new IllegalArgumentException("lhs == null");
+        }
+        if (rhs == null) {
+            throw new IllegalArgumentException("rhs == null");
+        }
+        if (resultOffset < 0) {
+            throw new IllegalArgumentException("resultOffset < 0");
+        }
+        if (lhsOffset < 0) {
+            throw new IllegalArgumentException("lhsOffset < 0");
+        }
+        if (rhsOffset < 0) {
+            throw new IllegalArgumentException("rhsOffset < 0");
+        }
+        if (result.length < resultOffset + 16) {
+            throw new IllegalArgumentException("result.length < resultOffset + 16");
+        }
+        if (lhs.length < lhsOffset + 16) {
+            throw new IllegalArgumentException("lhs.length < lhsOffset + 16");
+        }
+        if (rhs.length < rhsOffset + 16) {
+            throw new IllegalArgumentException("rhs.length < rhsOffset + 16");
+        }
+
+        // Check for overlap between rhs and result or lhs and result
+        if ( overlap(result, resultOffset, 16, lhs, lhsOffset, 16)
+                || overlap(result, resultOffset, 16, rhs, rhsOffset, 16) ) {
+            float[] tmp = ThreadTmp.get();
+            for (int i=0; i<4; i++) {
+                final float rhs_i0 = rhs[ 4*i + 0 + rhsOffset ];
+                float ri0 = lhs[ 0 + lhsOffset ] * rhs_i0;
+                float ri1 = lhs[ 1 + lhsOffset ] * rhs_i0;
+                float ri2 = lhs[ 2 + lhsOffset ] * rhs_i0;
+                float ri3 = lhs[ 3 + lhsOffset ] * rhs_i0;
+                for (int j=1; j<4; j++) {
+                    final float rhs_ij = rhs[ 4*i + j + rhsOffset];
+                    ri0 += lhs[ 4*j + 0 + lhsOffset ] * rhs_ij;
+                    ri1 += lhs[ 4*j + 1 + lhsOffset ] * rhs_ij;
+                    ri2 += lhs[ 4*j + 2 + lhsOffset ] * rhs_ij;
+                    ri3 += lhs[ 4*j + 3 + lhsOffset ] * rhs_ij;
+                }
+                tmp[ 4*i + 0 ] = ri0;
+                tmp[ 4*i + 1 ] = ri1;
+                tmp[ 4*i + 2 ] = ri2;
+                tmp[ 4*i + 3 ] = ri3;
+            }
+
+            // copy from tmp to result
+            for (int i=0; i < 16; i++) {
+                result[ i + resultOffset ] = tmp[ i ];
+            }
+
+        } else {
+            for (int i=0; i<4; i++) {
+                final float rhs_i0 = rhs[ 4*i + 0 + rhsOffset ];
+                float ri0 = lhs[ 0 + lhsOffset ] * rhs_i0;
+                float ri1 = lhs[ 1 + lhsOffset ] * rhs_i0;
+                float ri2 = lhs[ 2 + lhsOffset ] * rhs_i0;
+                float ri3 = lhs[ 3 + lhsOffset ] * rhs_i0;
+                for (int j=1; j<4; j++) {
+                    final float rhs_ij = rhs[ 4*i + j + rhsOffset];
+                    ri0 += lhs[ 4*j + 0 + lhsOffset ] * rhs_ij;
+                    ri1 += lhs[ 4*j + 1 + lhsOffset ] * rhs_ij;
+                    ri2 += lhs[ 4*j + 2 + lhsOffset ] * rhs_ij;
+                    ri3 += lhs[ 4*j + 3 + lhsOffset ] * rhs_ij;
+                }
+                result[ 4*i + 0 + resultOffset ] = ri0;
+                result[ 4*i + 1 + resultOffset ] = ri1;
+                result[ 4*i + 2 + resultOffset ] = ri2;
+                result[ 4*i + 3 + resultOffset ] = ri3;
+            }
+        }
+    }
 
     /**
      * Multiplies a 4 element vector by a 4x4 matrix and stores the result in a
      * 4-element column vector. In matrix notation: result = lhs x rhs
      * <p>
      * The same float array may be passed for resultVec, lhsMat, and/or rhsVec.
-     * However, the resultVec element values are undefined if the resultVec
-     * elements overlap either the lhsMat or rhsVec elements.
+     * This operation is expected to do the correct thing if the result elements
+     * overlap with either of the lhs or rhs elements.
      *
      * @param resultVec The float array that holds the result vector.
      * @param resultVecOffset The offset into the result array where the result
@@ -89,14 +210,67 @@
      * @param rhsVecOffset The offset into the rhs vector where the rhs vector
      *        is stored.
      *
-     * @throws IllegalArgumentException if resultVec, lhsMat,
-     * or rhsVec are null, or if resultVecOffset + 4 > resultVec.length
-     * or lhsMatOffset + 16 > lhsMat.length or
-     * rhsVecOffset + 4 > rhsVec.length.
+     * @throws IllegalArgumentException under any of the following conditions:
+     * resultVec, lhsMat, or rhsVec are null;
+     * resultVecOffset + 4  > resultVec.length
+     * or lhsMatOffset + 16 > lhsMat.length
+     * or rhsVecOffset + 4  > rhsVec.length;
+     * resultVecOffset < 0 or lhsMatOffset < 0 or rhsVecOffset < 0
      */
-    public static native void multiplyMV(float[] resultVec,
+    public static void multiplyMV(float[] resultVec,
             int resultVecOffset, float[] lhsMat, int lhsMatOffset,
-            float[] rhsVec, int rhsVecOffset);
+            float[] rhsVec, int rhsVecOffset) {
+        // error checking
+        if (resultVec == null) {
+            throw new IllegalArgumentException("resultVec == null");
+        }
+        if (lhsMat == null) {
+            throw new IllegalArgumentException("lhsMat == null");
+        }
+        if (rhsVec == null) {
+            throw new IllegalArgumentException("rhsVec == null");
+        }
+        if (resultVecOffset < 0) {
+            throw new IllegalArgumentException("resultVecOffset < 0");
+        }
+        if (lhsMatOffset < 0) {
+            throw new IllegalArgumentException("lhsMatOffset < 0");
+        }
+        if (rhsVecOffset < 0) {
+            throw new IllegalArgumentException("rhsVecOffset < 0");
+        }
+        if (resultVec.length < resultVecOffset + 4) {
+            throw new IllegalArgumentException("resultVec.length < resultVecOffset + 4");
+        }
+        if (lhsMat.length < lhsMatOffset + 16) {
+            throw new IllegalArgumentException("lhsMat.length < lhsMatOffset + 16");
+        }
+        if (rhsVec.length < rhsVecOffset + 4) {
+            throw new IllegalArgumentException("rhsVec.length < rhsVecOffset + 4");
+        }
+
+        float tmp0 = lhsMat[0 + 4 * 0 + lhsMatOffset] * rhsVec[0 + rhsVecOffset] +
+                     lhsMat[0 + 4 * 1 + lhsMatOffset] * rhsVec[1 + rhsVecOffset] +
+                     lhsMat[0 + 4 * 2 + lhsMatOffset] * rhsVec[2 + rhsVecOffset] +
+                     lhsMat[0 + 4 * 3 + lhsMatOffset] * rhsVec[3 + rhsVecOffset];
+        float tmp1 = lhsMat[1 + 4 * 0 + lhsMatOffset] * rhsVec[0 + rhsVecOffset] +
+                     lhsMat[1 + 4 * 1 + lhsMatOffset] * rhsVec[1 + rhsVecOffset] +
+                     lhsMat[1 + 4 * 2 + lhsMatOffset] * rhsVec[2 + rhsVecOffset] +
+                     lhsMat[1 + 4 * 3 + lhsMatOffset] * rhsVec[3 + rhsVecOffset];
+        float tmp2 = lhsMat[2 + 4 * 0 + lhsMatOffset] * rhsVec[0 + rhsVecOffset] +
+                     lhsMat[2 + 4 * 1 + lhsMatOffset] * rhsVec[1 + rhsVecOffset] +
+                     lhsMat[2 + 4 * 2 + lhsMatOffset] * rhsVec[2 + rhsVecOffset] +
+                     lhsMat[2 + 4 * 3 + lhsMatOffset] * rhsVec[3 + rhsVecOffset];
+        float tmp3 = lhsMat[3 + 4 * 0 + lhsMatOffset] * rhsVec[0 + rhsVecOffset] +
+                     lhsMat[3 + 4 * 1 + lhsMatOffset] * rhsVec[1 + rhsVecOffset] +
+                     lhsMat[3 + 4 * 2 + lhsMatOffset] * rhsVec[2 + rhsVecOffset] +
+                     lhsMat[3 + 4 * 3 + lhsMatOffset] * rhsVec[3 + rhsVecOffset];
+
+        resultVec[ 0 + resultVecOffset ] = tmp0;
+        resultVec[ 1 + resultVecOffset ] = tmp1;
+        resultVec[ 2 + resultVecOffset ] = tmp2;
+        resultVec[ 3 + resultVecOffset ] = tmp3;
+    }
 
     /**
      * Transposes a 4 x 4 matrix.
@@ -537,10 +711,9 @@
     public static void rotateM(float[] rm, int rmOffset,
             float[] m, int mOffset,
             float a, float x, float y, float z) {
-        synchronized(sTemp) {
-            setRotateM(sTemp, 0, a, x, y, z);
-            multiplyMM(rm, rmOffset, m, mOffset, sTemp, 0);
-        }
+        float[] tmp = ThreadTmp.get();
+        setRotateM(tmp, 16, a, x, y, z);
+        multiplyMM(rm, rmOffset, m, mOffset, tmp, 16);
     }
 
     /**
@@ -556,11 +729,7 @@
      */
     public static void rotateM(float[] m, int mOffset,
             float a, float x, float y, float z) {
-        synchronized(sTemp) {
-            setRotateM(sTemp, 0, a, x, y, z);
-            multiplyMM(sTemp, 16, m, mOffset, sTemp, 0);
-            System.arraycopy(sTemp, 16, m, mOffset, 16);
-        }
+        rotateM(m, mOffset, m, mOffset, a, x, y, z);
     }
 
     /**
@@ -640,9 +809,14 @@
      * @param rm returns the result
      * @param rmOffset index into rm where the result matrix starts
      * @param x angle of rotation, in degrees
-     * @param y angle of rotation, in degrees
+     * @param y is broken, do not use
      * @param z angle of rotation, in degrees
+     *
+     * @deprecated This method is incorrect around the y axis. This method is
+     *             deprecated and replaced (below) by setRotateEulerM2 which
+     *             behaves correctly
      */
+    @Deprecated
     public static void setRotateEulerM(float[] rm, int rmOffset,
             float x, float y, float z) {
         x *= (float) (Math.PI / 180.0f);
@@ -679,6 +853,64 @@
     }
 
     /**
+     * Converts Euler angles to a rotation matrix.
+     *
+     * @param rm returns the result
+     * @param rmOffset index into rm where the result matrix starts
+     * @param x angle of rotation, in degrees
+     * @param y angle of rotation, in degrees
+     * @param z angle of rotation, in degrees
+     *
+     * @throws IllegalArgumentException if rm is null;
+     * or if rmOffset + 16 > rm.length;
+     * rmOffset < 0
+     */
+    public static void setRotateEulerM2(@NonNull float[] rm, int rmOffset,
+            float x, float y, float z) {
+        if (rm == null) {
+            throw new IllegalArgumentException("rm == null");
+        }
+        if (rmOffset < 0) {
+            throw new IllegalArgumentException("rmOffset < 0");
+        }
+        if (rm.length < rmOffset + 16) {
+            throw new IllegalArgumentException("rm.length < rmOffset + 16");
+        }
+
+        x *= (float) (Math.PI / 180.0f);
+        y *= (float) (Math.PI / 180.0f);
+        z *= (float) (Math.PI / 180.0f);
+        float cx = (float) Math.cos(x);
+        float sx = (float) Math.sin(x);
+        float cy = (float) Math.cos(y);
+        float sy = (float) Math.sin(y);
+        float cz = (float) Math.cos(z);
+        float sz = (float) Math.sin(z);
+        float cxsy = cx * sy;
+        float sxsy = sx * sy;
+
+        rm[rmOffset + 0]  =  cy * cz;
+        rm[rmOffset + 1]  = -cy * sz;
+        rm[rmOffset + 2]  =  sy;
+        rm[rmOffset + 3]  =  0.0f;
+
+        rm[rmOffset + 4]  =  sxsy * cz + cx * sz;
+        rm[rmOffset + 5]  = -sxsy * sz + cx * cz;
+        rm[rmOffset + 6]  = -sx * cy;
+        rm[rmOffset + 7]  =  0.0f;
+
+        rm[rmOffset + 8]  = -cxsy * cz + sx * sz;
+        rm[rmOffset + 9]  =  cxsy * sz + sx * cz;
+        rm[rmOffset + 10] =  cx * cy;
+        rm[rmOffset + 11] =  0.0f;
+
+        rm[rmOffset + 12] =  0.0f;
+        rm[rmOffset + 13] =  0.0f;
+        rm[rmOffset + 14] =  0.0f;
+        rm[rmOffset + 15] =  1.0f;
+    }
+
+    /**
      * Defines a viewing transformation in terms of an eye point, a center of
      * view, and an up vector.
      *
diff --git a/packages/SettingsLib/src/com/android/settingslib/bluetooth/BluetoothBroadcastUtils.java b/packages/SettingsLib/src/com/android/settingslib/bluetooth/BluetoothBroadcastUtils.java
index 1f72609..a80061e 100644
--- a/packages/SettingsLib/src/com/android/settingslib/bluetooth/BluetoothBroadcastUtils.java
+++ b/packages/SettingsLib/src/com/android/settingslib/bluetooth/BluetoothBroadcastUtils.java
@@ -53,8 +53,8 @@
     static final String PREFIX_BT_SYNC_INTERVAL = "SI:";
     static final String PREFIX_BT_IS_ENCRYPTED = "E:";
     static final String PREFIX_BT_BROADCAST_CODE = "C:";
-    static final String PREFIX_BT_PRESENTATION_DELAY = "D:";
-    static final String PREFIX_BT_SUBGROUPS = "G:";
+    static final String PREFIX_BT_PRESENTATION_DELAY = "PD:";
+    static final String PREFIX_BT_SUBGROUPS = "SG:";
     static final String PREFIX_BT_ANDROID_VERSION = "V:";
 
     // BluetoothLeBroadcastSubgroup
diff --git a/packages/SettingsLib/src/com/android/settingslib/bluetooth/LocalBluetoothLeBroadcastMetadata.java b/packages/SettingsLib/src/com/android/settingslib/bluetooth/LocalBluetoothLeBroadcastMetadata.java
index aff9a6e..c61ebc0 100644
--- a/packages/SettingsLib/src/com/android/settingslib/bluetooth/LocalBluetoothLeBroadcastMetadata.java
+++ b/packages/SettingsLib/src/com/android/settingslib/bluetooth/LocalBluetoothLeBroadcastMetadata.java
@@ -28,7 +28,9 @@
 import java.nio.charset.StandardCharsets;
 import java.util.ArrayList;
 import java.util.Arrays;
+import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
@@ -38,6 +40,43 @@
     private static final String METADATA_START = "<";
     private static final String METADATA_END = ">";
     private static final String PATTERN_REGEX = "<(.*?)>";
+    private static final String PATTERN_BT_BROADCAST_METADATA =
+            "T:<(.*?)>;+D:<(.*?)>;+AS:<(.*?)>;+B:<(.*?)>;+SI:<(.*?)>;+E:<(.*?)>;+C:<(.*?)>;"
+                + "+PD:<(.*?)>;+SG:(.*)";
+    private static final String PATTERN_BT_SUBGROUP =
+            "CID:<(.*?)>;+CC:<(.*?);>;+AC:<(.*?);>;+CP:<(.*?)>;+BC:<(.*)>;>;";
+    private static final String PATTERN_BT_CHANNEL = "CI:<(.*?)>;+BCCM:<(.*?);>;";
+
+    /* Index for BluetoothLeBroadcastMetadata */
+    private static int MATCH_INDEX_ADDRESS_TYPE = 1;
+    private static int MATCH_INDEX_DEVICE = 2;
+    private static int MATCH_INDEX_ADVERTISING_SID = 3;
+    private static int MATCH_INDEX_BROADCAST_ID = 4;
+    private static int MATCH_INDEX_SYNC_INTERVAL = 5;
+    private static int MATCH_INDEX_IS_ENCRYPTED = 6;
+    private static int MATCH_INDEX_BROADCAST_CODE = 7;
+    private static int MATCH_INDEX_PRESENTATION_DELAY = 8;
+    private static int MATCH_INDEX_SUBGROUPS = 9;
+
+    /* Index for BluetoothLeBroadcastSubgroup */
+    private static int MATCH_INDEX_CODEC_ID = 1;
+    private static int MATCH_INDEX_CODEC_CONFIG = 2;
+    private static int MATCH_INDEX_AUDIO_CONTENT = 3;
+    private static int MATCH_INDEX_CHANNEL_PREF = 4;
+    private static int MATCH_INDEX_BROADCAST_CHANNEL = 5;
+
+    /* Index for BluetoothLeAudioCodecConfigMetadata */
+    private static int LIST_INDEX_AUDIO_LOCATION = 0;
+    private static int LIST_INDEX_CODEC_CONFIG_RAW_METADATA = 1;
+
+    /* Index for BluetoothLeAudioContentMetadata */
+    private static int LIST_INDEX_PROGRAM_INFO = 0;
+    private static int LIST_INDEX_LANGUAGE = 1;
+    private static int LIST_INDEX_AUDIO_CONTENT_RAW_METADATA = 2;
+
+    /* Index for BluetoothLeBroadcastChannel */
+    private static int MATCH_INDEX_CHANNEL_INDEX = 1;
+    private static int MATCH_INDEX_CHANNEL_CODEC_CONFIG = 2;
 
     private BluetoothLeBroadcastSubgroup mSubgroup;
     private List<BluetoothLeBroadcastSubgroup> mSubgroupList;
@@ -55,17 +94,20 @@
     private byte[] mBroadcastCode;
 
     // BluetoothLeBroadcastSubgroup
-    private long mCodecId;
+    private int mCodecId;
     private BluetoothLeAudioContentMetadata mContentMetadata;
     private BluetoothLeAudioCodecConfigMetadata mConfigMetadata;
-    private BluetoothLeBroadcastChannel mChannel;
+    private Boolean mNoChannelPreference;
+    private List<BluetoothLeBroadcastChannel> mChannel;
 
     // BluetoothLeAudioCodecConfigMetadata
     private long mAudioLocation;
+    private byte[] mCodecConfigMetadata;
 
     // BluetoothLeAudioContentMetadata
     private String mLanguage;
     private String mProgramInfo;
+    private byte[] mAudioContentMetadata;
 
     // BluetoothLeBroadcastChannel
     private boolean mIsSelected;
@@ -135,6 +177,7 @@
         for (BluetoothLeBroadcastSubgroup subgroup: subgroupList) {
             String audioCodec = convertAudioCodecConfigToString(subgroup.getCodecSpecificConfig());
             String audioContent = convertAudioContentToString(subgroup.getContentMetadata());
+            boolean hasChannelPreference = subgroup.hasChannelPreference();
             String channels = convertChannelToString(subgroup.getChannels());
             subgroupString = new StringBuilder()
                     .append(BluetoothBroadcastUtils.PREFIX_BTSG_CODEC_ID)
@@ -146,6 +189,9 @@
                     .append(BluetoothBroadcastUtils.PREFIX_BTSG_AUDIO_CONTENT)
                     .append(METADATA_START).append(audioContent).append(METADATA_END)
                     .append(BluetoothBroadcastUtils.DELIMITER_QR_CODE)
+                    .append(BluetoothBroadcastUtils.PREFIX_BTSG_CHANNEL_PREF)
+                    .append(METADATA_START).append(hasChannelPreference).append(METADATA_END)
+                    .append(BluetoothBroadcastUtils.DELIMITER_QR_CODE)
                     .append(BluetoothBroadcastUtils.PREFIX_BTSG_BROADCAST_CHANNEL)
                     .append(METADATA_START).append(channels).append(METADATA_END)
                     .append(BluetoothBroadcastUtils.DELIMITER_QR_CODE)
@@ -211,26 +257,35 @@
         if (DEBUG) {
             Log.d(TAG, "Convert " + qrCodeString + "to BluetoothLeBroadcastMetadata");
         }
-        Pattern pattern = Pattern.compile(PATTERN_REGEX);
+
+        Pattern pattern = Pattern.compile(PATTERN_BT_BROADCAST_METADATA);
         Matcher match = pattern.matcher(qrCodeString);
         if (match.find()) {
-            ArrayList<String> resultList = new ArrayList<>();
-            resultList.add(match.group(1));
-            mSourceAddressType = Integer.parseInt(resultList.get(0));
+            mSourceAddressType = Integer.parseInt(match.group(MATCH_INDEX_ADDRESS_TYPE));
             mSourceDevice = BluetoothAdapter.getDefaultAdapter().getRemoteDevice(
-                    resultList.get(1));
-            mSourceAdvertisingSid = Integer.parseInt(resultList.get(2));
-            mBroadcastId = Integer.parseInt(resultList.get(3));
-            mPaSyncInterval = Integer.parseInt(resultList.get(4));
-            mIsEncrypted = Boolean.valueOf(resultList.get(5));
-            mBroadcastCode = resultList.get(6).getBytes();
-            mPresentationDelayMicros = Integer.parseInt(resultList.get(7));
-            mSubgroup = convertToSubgroup(resultList.get(8));
+                    match.group(MATCH_INDEX_DEVICE));
+            mSourceAdvertisingSid = Integer.parseInt(match.group(MATCH_INDEX_ADVERTISING_SID));
+            mBroadcastId = Integer.parseInt(match.group(MATCH_INDEX_BROADCAST_ID));
+            mPaSyncInterval = Integer.parseInt(match.group(MATCH_INDEX_SYNC_INTERVAL));
+            mIsEncrypted = Boolean.valueOf(match.group(MATCH_INDEX_IS_ENCRYPTED));
+            mBroadcastCode = match.group(MATCH_INDEX_BROADCAST_CODE).getBytes();
+            mPresentationDelayMicros =
+                  Integer.parseInt(match.group(MATCH_INDEX_PRESENTATION_DELAY));
 
             if (DEBUG) {
-                Log.d(TAG, "Converted qrCodeString result: " + match.group());
+                Log.d(TAG, "Converted qrCodeString result: "
+                        + " ,Type = " + mSourceAddressType
+                        + " ,Device = " + mSourceDevice
+                        + " ,AdSid = " + mSourceAdvertisingSid
+                        + " ,BroadcastId = " + mBroadcastId
+                        + " ,paSync = " + mPaSyncInterval
+                        + " ,encrypted = " + mIsEncrypted
+                        + " ,BroadcastCode = " + Arrays.toString(mBroadcastCode)
+                        + " ,delay = " + mPresentationDelayMicros);
             }
 
+            mSubgroup = convertToSubgroup(match.group(MATCH_INDEX_SUBGROUPS));
+
             return new BluetoothLeBroadcastMetadata.Builder()
                     .setSourceDevice(mSourceDevice, mSourceAddressType)
                     .setSourceAdvertisingSid(mSourceAdvertisingSid)
@@ -254,26 +309,26 @@
         if (DEBUG) {
             Log.d(TAG, "Convert " + subgroupString + "to BluetoothLeBroadcastSubgroup");
         }
-        Pattern pattern = Pattern.compile(PATTERN_REGEX);
+        Pattern pattern = Pattern.compile(PATTERN_BT_SUBGROUP);
         Matcher match = pattern.matcher(subgroupString);
         if (match.find()) {
-            ArrayList<String> resultList = new ArrayList<>();
-            resultList.add(match.group(1));
-            mCodecId = Long.getLong(resultList.get(0));
-            mConfigMetadata = convertToConfigMetadata(resultList.get(1));
-            mContentMetadata = convertToContentMetadata(resultList.get(2));
-            mChannel = convertToChannel(resultList.get(3), mConfigMetadata);
+            mCodecId = Integer.parseInt(match.group(MATCH_INDEX_CODEC_ID));
+            mConfigMetadata = convertToConfigMetadata(match.group(MATCH_INDEX_CODEC_CONFIG));
+            mContentMetadata = convertToContentMetadata(match.group(MATCH_INDEX_AUDIO_CONTENT));
+            mNoChannelPreference = Boolean.valueOf(match.group(MATCH_INDEX_CHANNEL_PREF));
+            mChannel =
+                  convertToChannel(match.group(MATCH_INDEX_BROADCAST_CHANNEL), mConfigMetadata);
 
-            if (DEBUG) {
-                Log.d(TAG, "Converted subgroupString result: " + match.group());
+            BluetoothLeBroadcastSubgroup.Builder subgroupBuilder =
+                    new BluetoothLeBroadcastSubgroup.Builder();
+            subgroupBuilder.setCodecId(mCodecId);
+            subgroupBuilder.setCodecSpecificConfig(mConfigMetadata);
+            subgroupBuilder.setContentMetadata(mContentMetadata);
+
+            for (BluetoothLeBroadcastChannel channel : mChannel) {
+                subgroupBuilder.addChannel(channel);
             }
-
-            return new BluetoothLeBroadcastSubgroup.Builder()
-                    .setCodecId(mCodecId)
-                    .setCodecSpecificConfig(mConfigMetadata)
-                    .setContentMetadata(mContentMetadata)
-                    .addChannel(mChannel)
-                    .build();
+            return subgroupBuilder.build();
         } else {
             if (DEBUG) {
                 Log.d(TAG,
@@ -291,15 +346,17 @@
         }
         Pattern pattern = Pattern.compile(PATTERN_REGEX);
         Matcher match = pattern.matcher(configMetadataString);
-        if (match.find()) {
-            ArrayList<String> resultList = new ArrayList<>();
+        ArrayList<String> resultList = new ArrayList<>();
+        while (match.find()) {
             resultList.add(match.group(1));
-            mAudioLocation = Long.getLong(resultList.get(0));
-
-            if (DEBUG) {
-                Log.d(TAG, "Converted configMetadataString result: " + match.group());
-            }
-
+            Log.d(TAG, "Codec Config match : " + match.group(1));
+        }
+        if (DEBUG) {
+            Log.d(TAG, "Converted configMetadataString result: " + resultList.size());
+        }
+        if (resultList.size() > 0) {
+            mAudioLocation = Long.parseLong(resultList.get(LIST_INDEX_AUDIO_LOCATION));
+            mCodecConfigMetadata = resultList.get(LIST_INDEX_CODEC_CONFIG_RAW_METADATA).getBytes();
             return new BluetoothLeAudioCodecConfigMetadata.Builder()
                     .setAudioLocation(mAudioLocation)
                     .build();
@@ -319,14 +376,25 @@
         }
         Pattern pattern = Pattern.compile(PATTERN_REGEX);
         Matcher match = pattern.matcher(contentMetadataString);
-        if (match.find()) {
-            ArrayList<String> resultList = new ArrayList<>();
+        ArrayList<String> resultList = new ArrayList<>();
+        while (match.find()) {
+            Log.d(TAG, "Audio Content match : " + match.group(1));
             resultList.add(match.group(1));
-            mProgramInfo = resultList.get(0);
-            mLanguage = resultList.get(1);
+        }
+        if (DEBUG) {
+            Log.d(TAG, "Converted contentMetadataString result: " + resultList.size());
+        }
+        if (resultList.size() > 0) {
+            mProgramInfo = resultList.get(LIST_INDEX_PROGRAM_INFO);
+            mLanguage = resultList.get(LIST_INDEX_LANGUAGE);
+            mAudioContentMetadata =
+                  resultList.get(LIST_INDEX_AUDIO_CONTENT_RAW_METADATA).getBytes();
 
-            if (DEBUG) {
-                Log.d(TAG, "Converted contentMetadataString result: " + match.group());
+            /* TODO(b/265253566) : Need to set the default value for language when the user starts
+            *  the broadcast.
+            */
+            if (mLanguage.equals("null")) {
+                mLanguage = "eng";
             }
 
             return new BluetoothLeAudioContentMetadata.Builder()
@@ -342,28 +410,34 @@
         }
     }
 
-    private BluetoothLeBroadcastChannel convertToChannel(String channelString,
+    private List<BluetoothLeBroadcastChannel> convertToChannel(String channelString,
             BluetoothLeAudioCodecConfigMetadata configMetadata) {
         if (DEBUG) {
             Log.d(TAG, "Convert " + channelString + "to BluetoothLeBroadcastChannel");
         }
-        Pattern pattern = Pattern.compile(PATTERN_REGEX);
+        Pattern pattern = Pattern.compile(PATTERN_BT_CHANNEL);
         Matcher match = pattern.matcher(channelString);
-        if (match.find()) {
-            ArrayList<String> resultList = new ArrayList<>();
-            resultList.add(match.group(1));
-            mIsSelected = Boolean.valueOf(resultList.get(0));
-            mChannelIndex = Integer.parseInt(resultList.get(1));
+        Map<Integer, BluetoothLeAudioCodecConfigMetadata> channel =
+                new HashMap<Integer, BluetoothLeAudioCodecConfigMetadata>();
+        while (match.find()) {
+            channel.put(Integer.parseInt(match.group(MATCH_INDEX_CHANNEL_INDEX)),
+                    convertToConfigMetadata(match.group(MATCH_INDEX_CHANNEL_CODEC_CONFIG)));
+        }
 
-            if (DEBUG) {
-                Log.d(TAG, "Converted channelString result: " + match.group());
+        if (channel.size() > 0) {
+            mIsSelected = false;
+            ArrayList<BluetoothLeBroadcastChannel> broadcastChannelList = new ArrayList<>();
+            for (Map.Entry<Integer, BluetoothLeAudioCodecConfigMetadata> entry :
+                    channel.entrySet()) {
+
+                broadcastChannelList.add(
+                        new BluetoothLeBroadcastChannel.Builder()
+                            .setSelected(mIsSelected)
+                            .setChannelIndex(entry.getKey())
+                            .setCodecMetadata(entry.getValue())
+                            .build());
             }
-
-            return new BluetoothLeBroadcastChannel.Builder()
-                    .setSelected(mIsSelected)
-                    .setChannelIndex(mChannelIndex)
-                    .setCodecMetadata(configMetadata)
-                    .build();
+            return broadcastChannelList;
         } else {
             if (DEBUG) {
                 Log.d(TAG,
diff --git a/packages/SettingsLib/src/com/android/settingslib/media/OWNERS b/packages/SettingsLib/src/com/android/settingslib/media/OWNERS
index d40f322..3cae39f 100644
--- a/packages/SettingsLib/src/com/android/settingslib/media/OWNERS
+++ b/packages/SettingsLib/src/com/android/settingslib/media/OWNERS
@@ -1,2 +1,5 @@
 # Default reviewers for this and subdirectories.
 shaoweishen@google.com
+
+#Android Media - For minor changes and renames only.
+aquilescanta@google.com #{LAST_RESORT_SUGGESTION}
diff --git a/packages/SystemUI/checks/Android.bp b/packages/SystemUI/checks/Android.bp
index 9671add..29668d1 100644
--- a/packages/SystemUI/checks/Android.bp
+++ b/packages/SystemUI/checks/Android.bp
@@ -37,12 +37,6 @@
 
 java_test_host {
     name: "SystemUILintCheckerTest",
-    // TODO(b/239881504): Since this test was written, Android
-    // Lint was updated, and now includes classes that were
-    // compiled for java 15. The soong build doesn't support
-    // java 15 yet, so we can't compile against "lint". Disable
-    // the test until java 15 is supported.
-    enabled: false,
     srcs: [
         "tests/**/*.kt",
         "tests/**/*.java",
@@ -55,5 +49,19 @@
     ],
     test_options: {
         unit_test: true,
+        tradefed_options: [
+            {
+                // lint bundles in some classes that were built with older versions
+                // of libraries, and no longer load. Since tradefed tries to load
+                // all classes in the jar to look for tests, it crashes loading them.
+                // Exclude these classes from tradefed's search.
+                name: "exclude-paths",
+                value: "org/apache",
+            },
+            {
+                name: "exclude-paths",
+                value: "META-INF",
+            },
+        ],
     },
 }
diff --git a/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBar.java b/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBar.java
index 50a10bc..14d45d2 100644
--- a/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBar.java
+++ b/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBar.java
@@ -179,7 +179,7 @@
     private static final String EXTRA_TRANSIENT_STATE = "transient_state";
 
     /** Allow some time inbetween the long press for back and recents. */
-    private static final int LOCK_TO_APP_GESTURE_TOLERENCE = 200;
+    private static final int LOCK_TO_APP_GESTURE_TOLERANCE = 200;
     private static final long AUTODIM_TIMEOUT_MS = 2250;
 
     private final Context mContext;
@@ -1327,7 +1327,7 @@
 
                     // If we recently long-pressed the other button then they were
                     // long-pressed 'together'
-                    if ((time - mLastLockToAppLongPress) < LOCK_TO_APP_GESTURE_TOLERENCE) {
+                    if ((time - mLastLockToAppLongPress) < LOCK_TO_APP_GESTURE_TOLERANCE) {
                         stopLockTaskMode = true;
                         return true;
                     } else if (v.getId() == btnId1) {
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/NotificationContentView.java b/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/NotificationContentView.java
index df81c0e..90313eb 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/NotificationContentView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/row/NotificationContentView.java
@@ -1042,7 +1042,7 @@
     }
 
     /**
-     * @return one of the static enum types in this view, calculated form the current state
+     * @return one of the static enum types in this view, calculated from the current state
      */
     public int calculateVisibleType() {
         if (mUserExpanding) {
diff --git a/rs/jni/Android.bp b/rs/jni/Android.bp
index 9a6fa8e..8a6897c 100644
--- a/rs/jni/Android.bp
+++ b/rs/jni/Android.bp
@@ -51,4 +51,10 @@
         "-Wunreachable-code",
         "-Wno-deprecated-declarations",
     ],
+
+    target: {
+        android_riscv64: {
+            enabled: false,
+        },
+    },
 }
diff --git a/services/companion/java/com/android/server/companion/CompanionDeviceManagerService.java b/services/companion/java/com/android/server/companion/CompanionDeviceManagerService.java
index abc4937..f10f930 100644
--- a/services/companion/java/com/android/server/companion/CompanionDeviceManagerService.java
+++ b/services/companion/java/com/android/server/companion/CompanionDeviceManagerService.java
@@ -1094,7 +1094,7 @@
     }
 
     /**
-     * Remove the revoked association form the cache and also remove the uid form the map if
+     * Remove the revoked association from the cache and also remove the uid from the map if
      * there are other associations with the same package still pending for role holder removal.
      *
      * @see #mRevokedAssociationsPendingRoleHolderRemoval
@@ -1113,7 +1113,7 @@
             final boolean shouldKeepUidForRemoval = any(
                     getPendingRoleHolderRemovalAssociationsForUser(userId),
                     ai -> packageName.equals(ai.getPackageName()));
-            // Do not remove the uid form the map since other associations with
+            // Do not remove the uid from the map since other associations with
             // the same packageName still pending for role holder removal.
             if (!shouldKeepUidForRemoval) {
                 mUidsPendingRoleHolderRemoval.remove(uid);
diff --git a/services/core/Android.bp b/services/core/Android.bp
index bf71e6b..821927d 100644
--- a/services/core/Android.bp
+++ b/services/core/Android.bp
@@ -143,14 +143,15 @@
 
     static_libs: [
         "android.hardware.authsecret-V1.0-java",
-        "android.hardware.boot-V1.0-java",
-        "android.hardware.boot-V1.1-java",
-        "android.hardware.boot-V1.2-java",
+        "android.hardware.boot-V1.0-java", // HIDL
+        "android.hardware.boot-V1.1-java", // HIDL
+        "android.hardware.boot-V1.2-java", // HIDL
+        "android.hardware.boot-V1-java",   // AIDL
         "android.hardware.broadcastradio-V2.0-java",
         "android.hardware.health-V1.0-java", // HIDL
         "android.hardware.health-V2.0-java", // HIDL
         "android.hardware.health-V2.1-java", // HIDL
-        "android.hardware.health-V1-java", // AIDL
+        "android.hardware.health-V2-java", // AIDL
         "android.hardware.health-translate-java",
         "android.hardware.light-V1-java",
         "android.hardware.tv.cec-V1.1-java",
diff --git a/services/core/java/android/os/BatteryStatsInternal.java b/services/core/java/android/os/BatteryStatsInternal.java
index d49cc11..4a2fc89 100644
--- a/services/core/java/android/os/BatteryStatsInternal.java
+++ b/services/core/java/android/os/BatteryStatsInternal.java
@@ -16,6 +16,8 @@
 
 package android.os;
 
+import android.net.Network;
+
 import com.android.internal.os.BinderCallsStats;
 import com.android.internal.os.SystemServerCpuThreadReader.SystemServiceCpuThreadTimes;
 
@@ -63,6 +65,15 @@
     public abstract void noteJobsDeferred(int uid, int numDeferred, long sinceLast);
 
     /**
+     * Informs battery stats of a data packet that woke up the CPU.
+     *
+     * @param network The network over which the packet arrived.
+     * @param elapsedMillis The time of the packet's arrival in elapsed timebase.
+     * @param uid The uid that received the packet.
+     */
+    public abstract void noteCpuWakingNetworkPacket(Network network, long elapsedMillis, int uid);
+
+    /**
      * Informs battery stats of binder stats for the given work source UID.
      */
     public abstract void noteBinderCallStats(int workSourceUid, long incrementalBinderCallCount,
diff --git a/services/core/java/com/android/server/EventLogTags.logtags b/services/core/java/com/android/server/EventLogTags.logtags
index 68fd0c1..9743ba4 100644
--- a/services/core/java/com/android/server/EventLogTags.logtags
+++ b/services/core/java/com/android/server/EventLogTags.logtags
@@ -223,8 +223,8 @@
 # ---------------------------
 # NetworkStatsService.java
 # ---------------------------
-51100 netstats_mobile_sample (dev_rx_bytes|2|2),(dev_tx_bytes|2|2),(dev_rx_pkts|2|1),(dev_tx_pkts|2|1),(xt_rx_bytes|2|2),(xt_tx_bytes|2|2),(xt_rx_pkts|2|1),(xt_tx_pkts|2|1),(uid_rx_bytes|2|2),(uid_tx_bytes|2|2),(uid_rx_pkts|2|1),(uid_tx_pkts|2|1),(trusted_time|2|3)
-51101 netstats_wifi_sample (dev_rx_bytes|2|2),(dev_tx_bytes|2|2),(dev_rx_pkts|2|1),(dev_tx_pkts|2|1),(xt_rx_bytes|2|2),(xt_tx_bytes|2|2),(xt_rx_pkts|2|1),(xt_tx_pkts|2|1),(uid_rx_bytes|2|2),(uid_tx_bytes|2|2),(uid_rx_pkts|2|1),(uid_tx_pkts|2|1),(trusted_time|2|3)
+51100 netstats_mobile_sample (xt_rx_bytes|2|2),(xt_tx_bytes|2|2),(xt_rx_pkts|2|1),(xt_tx_pkts|2|1),(uid_rx_bytes|2|2),(uid_tx_bytes|2|2),(uid_rx_pkts|2|1),(uid_tx_pkts|2|1),(trusted_time|2|3)
+51101 netstats_wifi_sample (xt_rx_bytes|2|2),(xt_tx_bytes|2|2),(xt_rx_pkts|2|1),(xt_tx_pkts|2|1),(uid_rx_bytes|2|2),(uid_tx_bytes|2|2),(uid_rx_pkts|2|1),(uid_tx_pkts|2|1),(trusted_time|2|3)
 
 
 # ---------------------------
diff --git a/services/core/java/com/android/server/VpnManagerService.java b/services/core/java/com/android/server/VpnManagerService.java
index ae50b23..2b43ef4 100644
--- a/services/core/java/com/android/server/VpnManagerService.java
+++ b/services/core/java/com/android/server/VpnManagerService.java
@@ -22,6 +22,7 @@
 
 import android.annotation.NonNull;
 import android.annotation.Nullable;
+import android.annotation.UserIdInt;
 import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
@@ -67,6 +68,7 @@
 import com.android.server.connectivity.Vpn;
 import com.android.server.connectivity.VpnProfileStore;
 import com.android.server.net.LockdownVpnTracker;
+import com.android.server.pm.UserManagerInternal;
 
 import java.io.FileDescriptor;
 import java.io.PrintWriter;
@@ -93,6 +95,7 @@
     private final INetworkManagementService mNMS;
     private final INetd mNetd;
     private final UserManager mUserManager;
+    private final int mMainUserId;
 
     @VisibleForTesting
     @GuardedBy("mVpns")
@@ -145,6 +148,12 @@
                 Vpn vpn, VpnProfile profile) {
             return new LockdownVpnTracker(context, handler, vpn,  profile);
         }
+
+        /** Get the main user on the device. */
+        public @UserIdInt int getMainUserId() {
+            // TODO(b/265785220): Change to use UserManager method instead.
+            return LocalServices.getService(UserManagerInternal.class).getMainUserId();
+        }
     }
 
     public VpnManagerService(Context context, Dependencies deps) {
@@ -159,6 +168,7 @@
         mNMS = mDeps.getINetworkManagementService();
         mNetd = mDeps.getNetd();
         mUserManager = mContext.getSystemService(UserManager.class);
+        mMainUserId = mDeps.getMainUserId();
         registerReceivers();
         log("VpnManagerService starting up");
     }
@@ -478,11 +488,12 @@
 
     @Override
     public boolean updateLockdownVpn() {
-        // Allow the system UID for the system server and for Settings.
+        // Allow the system UID for the system server and for Settings (from user 0 or main user).
         // Also, for unit tests, allow the process that ConnectivityService is running in.
         if (mDeps.getCallingUid() != Process.SYSTEM_UID
+                && mDeps.getCallingUid() != UserHandle.getUid(mMainUserId, Process.SYSTEM_UID)
                 && Binder.getCallingPid() != Process.myPid()) {
-            logw("Lockdown VPN only available to system process or AID_SYSTEM");
+            logw("Lockdown VPN only available to system process or AID_SYSTEM on main user");
             return false;
         }
 
@@ -697,7 +708,7 @@
                 intentFilter,
                 null /* broadcastPermission */,
                 mHandler);
-        mContext.createContextAsUser(UserHandle.SYSTEM, 0 /* flags */).registerReceiver(
+        mContext.createContextAsUser(UserHandle.of(mMainUserId), 0 /* flags */).registerReceiver(
                 mUserPresentReceiver,
                 new IntentFilter(Intent.ACTION_USER_PRESENT),
                 null /* broadcastPermission */,
@@ -735,6 +746,7 @@
 
             if (LockdownVpnTracker.ACTION_LOCKDOWN_RESET.equals(action)) {
                 onVpnLockdownReset();
+                return;
             }
 
             // UserId should be filled for below intents, check the existence.
@@ -795,7 +807,7 @@
             userVpn = mDeps.createVpn(mHandler.getLooper(), mContext, mNMS, mNetd, userId);
             mVpns.put(userId, userVpn);
 
-            if (user.isPrimary() && isLockdownVpnEnabled()) {
+            if (userId == mMainUserId && isLockdownVpnEnabled()) {
                 updateLockdownVpn();
             }
         }
@@ -910,15 +922,9 @@
     }
 
     private void onUserUnlocked(int userId) {
-        UserInfo user = mUserManager.getUserInfo(userId);
-        if (user == null) {
-            logw("Unlocked user doesn't exist. UserId: " + userId);
-            return;
-        }
-
         synchronized (mVpns) {
             // User present may be sent because of an unlock, which might mean an unlocked keystore.
-            if (user.isPrimary() && isLockdownVpnEnabled()) {
+            if (userId == mMainUserId && isLockdownVpnEnabled()) {
                 updateLockdownVpn();
             } else {
                 startAlwaysOnVpn(userId);
@@ -984,7 +990,7 @@
             }
 
             // Turn Always-on VPN off
-            if (mLockdownEnabled && userId == UserHandle.USER_SYSTEM) {
+            if (mLockdownEnabled && userId == mMainUserId) {
                 final long ident = Binder.clearCallingIdentity();
                 try {
                     mVpnProfileStore.remove(Credentials.LOCKDOWN_VPN);
diff --git a/services/core/java/com/android/server/am/BatteryStatsService.java b/services/core/java/com/android/server/am/BatteryStatsService.java
index 606a09c..b02dd52 100644
--- a/services/core/java/com/android/server/am/BatteryStatsService.java
+++ b/services/core/java/com/android/server/am/BatteryStatsService.java
@@ -441,6 +441,11 @@
         }
 
         @Override
+        public void noteCpuWakingNetworkPacket(Network network, long elapsedMillis, int uid) {
+            Slog.d(TAG, "Wakeup due to incoming packet on network " + network + " to uid " + uid);
+        }
+
+        @Override
         public void noteBinderCallStats(int workSourceUid, long incrementatCallCount,
                 Collection<BinderCallsStats.CallStat> callStats) {
             synchronized (BatteryStatsService.this.mLock) {
diff --git a/services/core/java/com/android/server/am/OomAdjuster.java b/services/core/java/com/android/server/am/OomAdjuster.java
index bc939d6..4afaca2f 100644
--- a/services/core/java/com/android/server/am/OomAdjuster.java
+++ b/services/core/java/com/android/server/am/OomAdjuster.java
@@ -2428,7 +2428,7 @@
         }
 
         state.setCurRawAdj(adj);
-
+        adj = psr.modifyRawOomAdj(adj);
         if (adj > state.getMaxAdj()) {
             adj = state.getMaxAdj();
             if (adj <= ProcessList.PERCEPTIBLE_LOW_APP_ADJ) {
@@ -2458,7 +2458,7 @@
         // it when computing the final cached adj later.  Note that we don't need to
         // worry about this for max adj above, since max adj will always be used to
         // keep it out of the cached vaues.
-        state.setCurAdj(psr.modifyRawOomAdj(adj));
+        state.setCurAdj(adj);
         state.setCurCapability(capability);
         state.setCurrentSchedulingGroup(schedGroup);
         state.setCurProcState(procState);
diff --git a/services/core/java/com/android/server/am/SettingsToPropertiesMapper.java b/services/core/java/com/android/server/am/SettingsToPropertiesMapper.java
index 8886f0a..b8ff26e 100644
--- a/services/core/java/com/android/server/am/SettingsToPropertiesMapper.java
+++ b/services/core/java/com/android/server/am/SettingsToPropertiesMapper.java
@@ -98,7 +98,6 @@
         DeviceConfig.NAMESPACE_STORAGE_NATIVE_BOOT,
         DeviceConfig.NAMESPACE_SURFACE_FLINGER_NATIVE_BOOT,
         DeviceConfig.NAMESPACE_SWCODEC_NATIVE,
-        DeviceConfig.NAMESPACE_TETHERING,
         DeviceConfig.NAMESPACE_VENDOR_SYSTEM_NATIVE,
         DeviceConfig.NAMESPACE_VENDOR_SYSTEM_NATIVE_BOOT,
         DeviceConfig.NAMESPACE_VIRTUALIZATION_FRAMEWORK_NATIVE,
diff --git a/services/core/java/com/android/server/clipboard/EmulatorClipboardMonitor.java b/services/core/java/com/android/server/clipboard/EmulatorClipboardMonitor.java
index dce1c96..39c649b 100644
--- a/services/core/java/com/android/server/clipboard/EmulatorClipboardMonitor.java
+++ b/services/core/java/com/android/server/clipboard/EmulatorClipboardMonitor.java
@@ -111,7 +111,7 @@
         bb.order(ByteOrder.LITTLE_ENDIAN);
         final int msgLen = bb.getInt();
 
-        if (msgLen <= 0 || msgLen > MAX_CLIPBOARD_BYTES) {
+        if (msgLen < 0 || msgLen > MAX_CLIPBOARD_BYTES) {
             throw new ProtocolException("Clipboard message length: " + msgLen + " out of bounds.");
         }
 
diff --git a/services/core/java/com/android/server/display/DisplayManagerService.java b/services/core/java/com/android/server/display/DisplayManagerService.java
index b153c1b..2f16a58 100644
--- a/services/core/java/com/android/server/display/DisplayManagerService.java
+++ b/services/core/java/com/android/server/display/DisplayManagerService.java
@@ -845,6 +845,15 @@
                 for (int i = 0; i < userDisabledHdrTypeStrings.length; i++) {
                     mUserDisabledHdrTypes[i] = Integer.parseInt(userDisabledHdrTypeStrings[i]);
                 }
+
+                if (!mAreUserDisabledHdrTypesAllowed) {
+                    mLogicalDisplayMapper.forEachLocked(
+                            display -> {
+                                display.setUserDisabledHdrTypes(mUserDisabledHdrTypes);
+                                handleLogicalDisplayChangedLocked(display);
+                            });
+                }
+
             } catch (NumberFormatException e) {
                 Slog.e(TAG, "Failed to parse USER_DISABLED_HDR_FORMATS. "
                         + "Clearing the setting.", e);
@@ -872,6 +881,15 @@
                 Settings.Global.USER_PREFERRED_RESOLUTION_WIDTH, Display.INVALID_DISPLAY_WIDTH);
         Display.Mode mode = new Display.Mode(width, height, refreshRate);
         mUserPreferredMode = isResolutionAndRefreshRateValid(mode) ? mode : null;
+        if (mUserPreferredMode != null) {
+            mDisplayDeviceRepo.forEachLocked((DisplayDevice device) -> {
+                device.setUserPreferredDisplayModeLocked(mode);
+            });
+        } else {
+            mLogicalDisplayMapper.forEachLocked((LogicalDisplay display) -> {
+                configurePreferredDisplayModeLocked(display);
+            });
+        }
     }
 
     private DisplayInfo getDisplayInfoForFrameRateOverride(DisplayEventReceiver.FrameRateOverride[]
@@ -2213,7 +2231,9 @@
                 }
                 // fallthrough
             default:
-                Slog.w(TAG, "Display " + info + " does not support input device matching.");
+                if (DEBUG) {
+                    Slog.w(TAG, "Display " + info + " does not support input device matching.");
+                }
         }
         return Optional.empty();
     }
diff --git a/services/core/java/com/android/server/pm/PackageManagerShellCommand.java b/services/core/java/com/android/server/pm/PackageManagerShellCommand.java
index 89719ce..958eb64 100644
--- a/services/core/java/com/android/server/pm/PackageManagerShellCommand.java
+++ b/services/core/java/com/android/server/pm/PackageManagerShellCommand.java
@@ -3184,6 +3184,10 @@
                 case "--skip-verification":
                     sessionParams.installFlags |= PackageManager.INSTALL_DISABLE_VERIFICATION;
                     break;
+                case "--bypass-low-target-sdk-block":
+                    sessionParams.installFlags |=
+                            PackageManager.INSTALL_BYPASS_LOW_TARGET_SDK_BLOCK;
+                    break;
                 default:
                     throw new IllegalArgumentException("Unknown option " + opt);
             }
diff --git a/services/core/java/com/android/server/pm/UserManagerInternal.java b/services/core/java/com/android/server/pm/UserManagerInternal.java
index 8dc9428..cc58e5c 100644
--- a/services/core/java/com/android/server/pm/UserManagerInternal.java
+++ b/services/core/java/com/android/server/pm/UserManagerInternal.java
@@ -305,4 +305,10 @@
      * for users that already existed on-disk from an older version of Android.
      */
     public abstract boolean shouldIgnorePrepareStorageErrors(int userId);
+
+    /**
+     * Returns the user id of the main user, or {@link android.os.UserHandle#USER_NULL} if there is
+     * no main user.
+     */
+    public abstract @UserIdInt int getMainUserId();
 }
diff --git a/services/core/java/com/android/server/pm/UserManagerService.java b/services/core/java/com/android/server/pm/UserManagerService.java
index b3dcf72..0a465e9 100644
--- a/services/core/java/com/android/server/pm/UserManagerService.java
+++ b/services/core/java/com/android/server/pm/UserManagerService.java
@@ -6359,6 +6359,11 @@
                 return userData != null && userData.getIgnorePrepareStorageErrors();
             }
         }
+
+        @Override
+        public @UserIdInt int getMainUserId() {
+            return UserHandle.USER_SYSTEM;
+        }
     }
 
     /**
diff --git a/services/core/java/com/android/server/power/ShutdownThread.java b/services/core/java/com/android/server/power/ShutdownThread.java
index a82d4ea..5096ad1 100644
--- a/services/core/java/com/android/server/power/ShutdownThread.java
+++ b/services/core/java/com/android/server/power/ShutdownThread.java
@@ -61,6 +61,7 @@
 
 public final class ShutdownThread extends Thread {
     // constants
+    private static final boolean DEBUG = false;
     private static final String TAG = "ShutdownThread";
     private static final int ACTION_DONE_POLL_WAIT_MS = 500;
     private static final int RADIOS_STATE_POLL_SLEEP_MS = 100;
@@ -161,7 +162,9 @@
         // any additional calls are just returned
         synchronized (sIsStartedGuard) {
             if (sIsStarted) {
-                Log.d(TAG, "Request to shutdown already running, returning.");
+                if (DEBUG) {
+                    Log.d(TAG, "Request to shutdown already running, returning.");
+                }
                 return;
             }
         }
@@ -178,7 +181,9 @@
                         ? com.android.internal.R.string.shutdown_confirm_question
                         : com.android.internal.R.string.shutdown_confirm);
 
-        Log.d(TAG, "Notifying thread to start shutdown longPressBehavior=" + longPressBehavior);
+        if (DEBUG) {
+            Log.d(TAG, "Notifying thread to start shutdown longPressBehavior=" + longPressBehavior);
+        }
 
         if (confirm) {
             final CloseDialogReceiver closer = new CloseDialogReceiver(context);
@@ -348,26 +353,34 @@
     }
 
     private static boolean showSysuiReboot() {
-        Log.d(TAG, "Attempting to use SysUI shutdown UI");
+        if (DEBUG) {
+            Log.d(TAG, "Attempting to use SysUI shutdown UI");
+        }
         try {
             StatusBarManagerInternal service = LocalServices.getService(
                     StatusBarManagerInternal.class);
             if (service.showShutdownUi(mReboot, mReason)) {
                 // Sysui will handle shutdown UI.
-                Log.d(TAG, "SysUI handling shutdown UI");
+                if (DEBUG) {
+                    Log.d(TAG, "SysUI handling shutdown UI");
+                }
                 return true;
             }
         } catch (Exception e) {
             // If anything went wrong, ignore it and use fallback ui
         }
-        Log.d(TAG, "SysUI is unavailable");
+        if (DEBUG) {
+            Log.d(TAG, "SysUI is unavailable");
+        }
         return false;
     }
 
     private static void beginShutdownSequence(Context context) {
         synchronized (sIsStartedGuard) {
             if (sIsStarted) {
-                Log.d(TAG, "Shutdown sequence already running, returning.");
+                if (DEBUG) {
+                    Log.d(TAG, "Shutdown sequence already running, returning.");
+                }
                 return;
             }
             sIsStarted = true;
diff --git a/services/core/java/com/android/server/recoverysystem/RecoverySystemService.java b/services/core/java/com/android/server/recoverysystem/RecoverySystemService.java
index 1321873..9d5173a 100644
--- a/services/core/java/com/android/server/recoverysystem/RecoverySystemService.java
+++ b/services/core/java/com/android/server/recoverysystem/RecoverySystemService.java
@@ -36,7 +36,7 @@
 import android.content.IntentSender;
 import android.content.SharedPreferences;
 import android.content.pm.PackageManager;
-import android.hardware.boot.V1_0.IBootControl;
+import android.hardware.boot.IBootControl;
 import android.net.LocalSocket;
 import android.net.LocalSocketAddress;
 import android.os.Binder;
@@ -48,6 +48,7 @@
 import android.os.RecoverySystem;
 import android.os.RemoteException;
 import android.os.ResultReceiver;
+import android.os.ServiceManager;
 import android.os.ShellCallback;
 import android.os.SystemProperties;
 import android.provider.DeviceConfig;
@@ -66,6 +67,7 @@
 import com.android.server.LocalServices;
 import com.android.server.SystemService;
 import com.android.server.pm.ApexManager;
+import com.android.server.recoverysystem.hal.BootControlHIDL;
 
 import libcore.io.IoUtils;
 
@@ -155,18 +157,20 @@
     /**
      * The action to perform upon new resume on reboot prepare request for a given client.
      */
-    @IntDef({ ROR_NEED_PREPARATION,
+    @IntDef({ROR_NEED_PREPARATION,
             ROR_SKIP_PREPARATION_AND_NOTIFY,
-            ROR_SKIP_PREPARATION_NOT_NOTIFY })
-    private @interface ResumeOnRebootActionsOnRequest {}
+            ROR_SKIP_PREPARATION_NOT_NOTIFY})
+    private @interface ResumeOnRebootActionsOnRequest {
+    }
 
     /**
      * The action to perform upon resume on reboot clear request for a given client.
      */
-    @IntDef({ ROR_NOT_REQUESTED,
+    @IntDef({ROR_NOT_REQUESTED,
             ROR_REQUESTED_NEED_CLEAR,
-            ROR_REQUESTED_SKIP_CLEAR })
-    private @interface ResumeOnRebootActionsOnClear {}
+            ROR_REQUESTED_SKIP_CLEAR})
+    private @interface ResumeOnRebootActionsOnClear {
+    }
 
     /**
      * Fatal arm escrow errors from lock settings that means the RoR is in a bad state. So clients
@@ -306,19 +310,26 @@
          * Throws remote exception if there's an error getting the boot control HAL.
          * Returns null if the boot control HAL's version is older than V1_2.
          */
-        public android.hardware.boot.V1_2.IBootControl getBootControl() throws RemoteException {
-            IBootControl bootControlV10 = IBootControl.getService(true);
-            if (bootControlV10 == null) {
-                throw new RemoteException("Failed to get boot control HAL V1_0.");
+        public IBootControl getBootControl() throws RemoteException {
+            String serviceName = IBootControl.DESCRIPTOR + "/default";
+            if (ServiceManager.isDeclared(serviceName)) {
+                Slog.i(TAG,
+                        "AIDL version of BootControl HAL present, using instance " + serviceName);
+                return IBootControl.Stub.asInterface(
+                        ServiceManager.waitForDeclaredService(serviceName));
             }
 
-            android.hardware.boot.V1_2.IBootControl bootControlV12 =
-                    android.hardware.boot.V1_2.IBootControl.castFrom(bootControlV10);
-            if (bootControlV12 == null) {
+            IBootControl bootcontrol = BootControlHIDL.getService();
+            if (!BootControlHIDL.isServicePresent()) {
+                Slog.e(TAG, "Neither AIDL nor HIDL version of the BootControl HAL is present.");
+                return null;
+            }
+
+            if (!BootControlHIDL.isV1_2ServicePresent()) {
                 Slog.w(TAG, "Device doesn't implement boot control HAL V1_2.");
                 return null;
             }
-            return bootControlV12;
+            return bootcontrol;
         }
 
         public void threadSleep(long millis) throws InterruptedException {
@@ -526,7 +537,7 @@
         if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.RECOVERY)
                 != PackageManager.PERMISSION_GRANTED
                 && mContext.checkCallingOrSelfPermission(android.Manifest.permission.REBOOT)
-                    != PackageManager.PERMISSION_GRANTED) {
+                != PackageManager.PERMISSION_GRANTED) {
             throw new SecurityException("Caller must have " + android.Manifest.permission.RECOVERY
                     + " or " + android.Manifest.permission.REBOOT + " for resume on reboot.");
         }
@@ -738,7 +749,7 @@
             return true;
         }
 
-        android.hardware.boot.V1_2.IBootControl bootControl;
+        IBootControl bootControl;
         try {
             bootControl = mInjector.getBootControl();
         } catch (RemoteException e) {
@@ -972,8 +983,8 @@
             CompressedApexInfoList apexInfoList = getCompressedApexInfoList(packageFile);
             if (apexInfoList == null) {
                 Log.i(TAG, "apex_info.pb not present in OTA package. "
-                            + "Assuming device doesn't support compressed"
-                            + "APEX, continueing without allocating space.");
+                        + "Assuming device doesn't support compressed"
+                        + "APEX, continueing without allocating space.");
                 return true;
             }
             ApexManager apexManager = ApexManager.getInstance();
@@ -1160,6 +1171,7 @@
 
         /**
          * Reads the status from the uncrypt service which is usually represented as a percentage.
+         *
          * @return an integer representing the percentage completed
          * @throws IOException if there was an error reading the socket
          */
@@ -1169,6 +1181,7 @@
 
         /**
          * Sends a confirmation to the uncrypt service.
+         *
          * @throws IOException if there was an error writing to the socket
          */
         public void sendAck() throws IOException {
diff --git a/services/core/java/com/android/server/recoverysystem/hal/BootControlHIDL.java b/services/core/java/com/android/server/recoverysystem/hal/BootControlHIDL.java
new file mode 100644
index 0000000..65325c2
--- /dev/null
+++ b/services/core/java/com/android/server/recoverysystem/hal/BootControlHIDL.java
@@ -0,0 +1,178 @@
+/*
+ * Copyright (C) 2023 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 com.android.server.recoverysystem.hal;
+
+import android.hardware.boot.IBootControl;
+import android.hardware.boot.V1_0.CommandResult;
+import android.os.IBinder;
+import android.os.RemoteException;
+import android.util.Slog;
+
+public class BootControlHIDL implements IBootControl {
+    private static final String TAG = "BootControlHIDL";
+
+    final android.hardware.boot.V1_0.IBootControl v1_hal;
+    final android.hardware.boot.V1_1.IBootControl v1_1_hal;
+    final android.hardware.boot.V1_2.IBootControl v1_2_hal;
+
+    public static boolean isServicePresent() {
+        try {
+            android.hardware.boot.V1_0.IBootControl.getService(true);
+        } catch (RemoteException e) {
+            return false;
+        }
+        return true;
+    }
+
+    public static boolean isV1_2ServicePresent() {
+        try {
+            android.hardware.boot.V1_2.IBootControl.getService(true);
+        } catch (RemoteException e) {
+            return false;
+        }
+        return true;
+    }
+
+    public static BootControlHIDL getService() throws RemoteException {
+        android.hardware.boot.V1_0.IBootControl v1_hal =
+                android.hardware.boot.V1_0.IBootControl.getService(true);
+        android.hardware.boot.V1_1.IBootControl v1_1_hal =
+                android.hardware.boot.V1_1.IBootControl.castFrom(v1_hal);
+        android.hardware.boot.V1_2.IBootControl v1_2_hal =
+                android.hardware.boot.V1_2.IBootControl.castFrom(v1_hal);
+        return new BootControlHIDL(v1_hal, v1_1_hal, v1_2_hal);
+    }
+
+    private BootControlHIDL(android.hardware.boot.V1_0.IBootControl v1_hal,
+            android.hardware.boot.V1_1.IBootControl v1_1_hal,
+            android.hardware.boot.V1_2.IBootControl v1_2_hal) throws RemoteException {
+        this.v1_hal = v1_hal;
+        this.v1_1_hal = v1_1_hal;
+        this.v1_2_hal = v1_2_hal;
+        if (v1_hal == null) {
+            throw new RemoteException("Failed to find V1.0 BootControl HIDL");
+        }
+        if (v1_2_hal != null) {
+            Slog.i(TAG, "V1.2 version of BootControl HIDL HAL available, using V1.2");
+        } else if (v1_1_hal != null) {
+            Slog.i(TAG, "V1.1 version of BootControl HIDL HAL available, using V1.1");
+        } else {
+            Slog.i(TAG, "V1.0 version of BootControl HIDL HAL available, using V1.0");
+        }
+    }
+
+    @Override
+    public IBinder asBinder() {
+        return null;
+    }
+
+    @Override
+    public int getActiveBootSlot() throws RemoteException {
+        if (v1_2_hal == null) {
+            throw new RemoteException("getActiveBootSlot() requires V1.2 BootControl HAL");
+        }
+        return v1_2_hal.getActiveBootSlot();
+    }
+
+    @Override
+    public int getCurrentSlot() throws RemoteException {
+        return v1_hal.getCurrentSlot();
+    }
+
+    @Override
+    public int getNumberSlots() throws RemoteException {
+        return v1_hal.getNumberSlots();
+    }
+
+    @Override
+    public int getSnapshotMergeStatus() throws RemoteException {
+        if (v1_1_hal == null) {
+            throw new RemoteException("getSnapshotMergeStatus() requires V1.1 BootControl HAL");
+        }
+        return v1_1_hal.getSnapshotMergeStatus();
+    }
+
+    @Override
+    public String getSuffix(int slot) throws RemoteException {
+        return v1_hal.getSuffix(slot);
+    }
+
+    @Override
+    public boolean isSlotBootable(int slot) throws RemoteException {
+        int ret = v1_hal.isSlotBootable(slot);
+        if (ret == -1) {
+            throw new RemoteException(
+                    "isSlotBootable() failed, Slot %d might be invalid.".formatted(slot));
+        }
+        return ret != 0;
+    }
+
+    @Override
+    public boolean isSlotMarkedSuccessful(int slot) throws RemoteException {
+        int ret = v1_hal.isSlotMarkedSuccessful(slot);
+        if (ret == -1) {
+            throw new RemoteException(
+                    "isSlotMarkedSuccessful() failed, Slot %d might be invalid.".formatted(slot));
+        }
+        return ret != 0;
+    }
+
+    @Override
+    public void markBootSuccessful() throws RemoteException {
+        CommandResult res = v1_hal.markBootSuccessful();
+        if (!res.success) {
+            throw new RemoteException("Error markBootSuccessful() " + res.errMsg);
+        }
+    }
+
+    @Override
+    public void setActiveBootSlot(int slot) throws RemoteException {
+        CommandResult res = v1_hal.setActiveBootSlot(slot);
+        if (!res.success) {
+            throw new RemoteException("Error setActiveBootSlot(%d) %s".formatted(slot, res.errMsg));
+        }
+    }
+
+    @Override
+    public void setSlotAsUnbootable(int slot) throws RemoteException {
+        CommandResult res = v1_hal.setSlotAsUnbootable(slot);
+        if (!res.success) {
+            throw new RemoteException(
+                    "Error setSlotAsUnbootable(%d) %s".formatted(slot, res.errMsg));
+        }
+    }
+
+    @Override
+    public void setSnapshotMergeStatus(int status) throws RemoteException {
+        if (v1_1_hal == null) {
+            throw new RemoteException("getSnapshotMergeStatus() requires V1.1 BootControl HAL");
+        }
+        if (!v1_1_hal.setSnapshotMergeStatus(status)) {
+            throw new RemoteException("Error setSnapshotMergeStatus(%d)".formatted(status));
+        }
+    }
+
+    @Override
+    public int getInterfaceVersion() throws RemoteException {
+        return 1;
+    }
+
+    @Override
+    public String getInterfaceHash() throws RemoteException {
+        return v1_hal.interfaceDescriptor();
+    }
+}
diff --git a/services/core/java/com/android/server/rollback/RollbackStore.java b/services/core/java/com/android/server/rollback/RollbackStore.java
index f973f5c..8068c6f 100644
--- a/services/core/java/com/android/server/rollback/RollbackStore.java
+++ b/services/core/java/com/android/server/rollback/RollbackStore.java
@@ -249,7 +249,7 @@
         targetDir.mkdirs();
         File targetFile = new File(targetDir, sourceFile.getName());
 
-        boolean fallbackToCopy = !isLinkPossible(sourceFile, targetFile);
+        boolean fallbackToCopy = !isLinkPossible(sourceFile, targetDir);
         if (!fallbackToCopy) {
             try {
                 // Create a hard link to avoid copy
diff --git a/services/core/java/com/android/server/security/rkp/RemoteProvisioningRegistration.java b/services/core/java/com/android/server/security/rkp/RemoteProvisioningRegistration.java
index 868f34b..0e92709 100644
--- a/services/core/java/com/android/server/security/rkp/RemoteProvisioningRegistration.java
+++ b/services/core/java/com/android/server/security/rkp/RemoteProvisioningRegistration.java
@@ -21,10 +21,12 @@
 import android.os.OutcomeReceiver;
 import android.security.rkp.IGetKeyCallback;
 import android.security.rkp.IRegistration;
+import android.security.rkp.IStoreUpgradedKeyCallback;
 import android.security.rkp.service.RegistrationProxy;
 import android.security.rkp.service.RemotelyProvisionedKey;
 import android.util.Log;
 
+import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.Executor;
 
@@ -36,8 +38,10 @@
  */
 final class RemoteProvisioningRegistration extends IRegistration.Stub {
     static final String TAG = RemoteProvisioningService.TAG;
-    private final ConcurrentHashMap<IGetKeyCallback, CancellationSignal> mOperations =
+    private final ConcurrentHashMap<IGetKeyCallback, CancellationSignal> mGetKeyOperations =
             new ConcurrentHashMap<>();
+    private final Set<IStoreUpgradedKeyCallback> mStoreUpgradedKeyOperations =
+            ConcurrentHashMap.newKeySet();
     private final RegistrationProxy mRegistration;
     private final Executor mExecutor;
 
@@ -49,7 +53,7 @@
 
         @Override
         public void onResult(RemotelyProvisionedKey result) {
-            mOperations.remove(mCallback);
+            mGetKeyOperations.remove(mCallback);
             Log.i(TAG, "Successfully fetched key for client " + mCallback.hashCode());
             android.security.rkp.RemotelyProvisionedKey parcelable =
                     new android.security.rkp.RemotelyProvisionedKey();
@@ -60,7 +64,7 @@
 
         @Override
         public void onError(Exception e) {
-            mOperations.remove(mCallback);
+            mGetKeyOperations.remove(mCallback);
             if (e instanceof OperationCanceledException) {
                 Log.i(TAG, "Operation cancelled for client " + mCallback.hashCode());
                 wrapCallback(mCallback::onCancel);
@@ -79,7 +83,7 @@
     @Override
     public void getKey(int keyId, IGetKeyCallback callback) {
         CancellationSignal cancellationSignal = new CancellationSignal();
-        if (mOperations.putIfAbsent(callback, cancellationSignal) != null) {
+        if (mGetKeyOperations.putIfAbsent(callback, cancellationSignal) != null) {
             Log.e(TAG, "Client can only request one call at a time " + callback.hashCode());
             throw new IllegalArgumentException(
                     "Callback is already associated with an existing operation: "
@@ -92,14 +96,14 @@
                     new GetKeyReceiver(callback));
         } catch (Exception e) {
             Log.e(TAG, "getKeyAsync threw an exception for client " + callback.hashCode(), e);
-            mOperations.remove(callback);
+            mGetKeyOperations.remove(callback);
             wrapCallback(() -> callback.onError(e.getMessage()));
         }
     }
 
     @Override
     public void cancelGetKey(IGetKeyCallback callback) {
-        CancellationSignal cancellationSignal = mOperations.remove(callback);
+        CancellationSignal cancellationSignal = mGetKeyOperations.remove(callback);
         if (cancellationSignal == null) {
             throw new IllegalArgumentException(
                     "Invalid client in cancelGetKey: " + callback.hashCode());
@@ -110,9 +114,35 @@
     }
 
     @Override
-    public void storeUpgradedKey(byte[] oldKeyBlob, byte[] newKeyBlob) {
-        // TODO(b/262748535)
-        Log.e(TAG, "RegistrationBinder.storeUpgradedKey NOT YET IMPLEMENTED");
+    public void storeUpgradedKeyAsync(byte[] oldKeyBlob, byte[] newKeyBlob,
+            IStoreUpgradedKeyCallback callback) {
+        if (!mStoreUpgradedKeyOperations.add(callback)) {
+            throw new IllegalArgumentException(
+                    "Callback is already associated with an existing operation: "
+                            + callback.hashCode());
+        }
+
+        try {
+            mRegistration.storeUpgradedKeyAsync(oldKeyBlob, newKeyBlob, mExecutor,
+                    new OutcomeReceiver<>() {
+                        @Override
+                        public void onResult(Void result) {
+                            mStoreUpgradedKeyOperations.remove(callback);
+                            wrapCallback(callback::onSuccess);
+                        }
+
+                        @Override
+                        public void onError(Exception e) {
+                            mStoreUpgradedKeyOperations.remove(callback);
+                            wrapCallback(() -> callback.onError(e.getMessage()));
+                        }
+                    });
+        } catch (Exception e) {
+            Log.e(TAG, "storeUpgradedKeyAsync threw an exception for client "
+                    + callback.hashCode(), e);
+            mStoreUpgradedKeyOperations.remove(callback);
+            wrapCallback(() -> callback.onError(e.getMessage()));
+        }
     }
 
     interface CallbackRunner {
diff --git a/services/core/java/com/android/server/soundtrigger_middleware/OWNERS b/services/core/java/com/android/server/soundtrigger_middleware/OWNERS
index e5d0370..01b2cb9 100644
--- a/services/core/java/com/android/server/soundtrigger_middleware/OWNERS
+++ b/services/core/java/com/android/server/soundtrigger_middleware/OWNERS
@@ -1,2 +1,2 @@
-ytai@google.com
+atneya@google.com
 elaurent@google.com
diff --git a/services/core/java/com/android/server/tv/TvInputManagerService.java b/services/core/java/com/android/server/tv/TvInputManagerService.java
index b95d372..8bc7bcc 100755
--- a/services/core/java/com/android/server/tv/TvInputManagerService.java
+++ b/services/core/java/com/android/server/tv/TvInputManagerService.java
@@ -24,6 +24,7 @@
 import android.annotation.Nullable;
 import android.annotation.UserIdInt;
 import android.app.ActivityManager;
+import android.content.AttributionSource;
 import android.content.BroadcastReceiver;
 import android.content.ComponentName;
 import android.content.ContentResolver;
@@ -90,7 +91,6 @@
 import android.util.SparseArray;
 import android.view.InputChannel;
 import android.view.Surface;
-
 import com.android.internal.annotations.GuardedBy;
 import com.android.internal.annotations.VisibleForTesting;
 import com.android.internal.content.PackageMonitor;
@@ -101,9 +101,7 @@
 import com.android.internal.util.IndentingPrintWriter;
 import com.android.server.IoThread;
 import com.android.server.SystemService;
-
 import dalvik.annotation.optimization.NeverCompile;
-
 import java.io.File;
 import java.io.FileDescriptor;
 import java.io.FileNotFoundException;
@@ -813,7 +811,7 @@
 
     @GuardedBy("mLock")
     private boolean createSessionInternalLocked(ITvInputService service, IBinder sessionToken,
-            int userId) {
+            int userId, AttributionSource tvAppAttributionSource) {
         UserState userState = getOrCreateUserStateLocked(userId);
         SessionState sessionState = userState.sessionStateMap.get(sessionToken);
         if (DEBUG) {
@@ -832,8 +830,8 @@
                 service.createRecordingSession(
                         callback, sessionState.inputId, sessionState.sessionId);
             } else {
-                service.createSession(
-                        channels[1], callback, sessionState.inputId, sessionState.sessionId);
+                service.createSession(channels[1], callback, sessionState.inputId,
+                        sessionState.sessionId, tvAppAttributionSource);
             }
         } catch (RemoteException e) {
             Slog.e(TAG, "error in createSession", e);
@@ -1485,7 +1483,8 @@
 
         @Override
         public void createSession(final ITvInputClient client, final String inputId,
-                boolean isRecordingSession, int seq, int userId) {
+                AttributionSource tvAppAttributionSource, boolean isRecordingSession, int seq,
+                int userId) {
             final int callingUid = Binder.getCallingUid();
             final int callingPid = Binder.getCallingPid();
             final int resolvedUserId = resolveCallingUserId(callingPid, callingUid,
@@ -1556,7 +1555,7 @@
 
                     if (serviceState.service != null) {
                         if (!createSessionInternalLocked(serviceState.service, sessionToken,
-                                resolvedUserId)) {
+                                    resolvedUserId, tvAppAttributionSource)) {
                             removeSessionStateLocked(sessionToken, resolvedUserId);
                         }
                     } else {
@@ -3113,7 +3112,8 @@
 
                 // And create sessions, if any.
                 for (IBinder sessionToken : serviceState.sessionTokens) {
-                    if (!createSessionInternalLocked(serviceState.service, sessionToken, mUserId)) {
+                    if (!createSessionInternalLocked(
+                                serviceState.service, sessionToken, mUserId, null)) {
                         tokensToBeRemoved.add(sessionToken);
                     }
                 }
diff --git a/services/core/java/com/android/server/wm/RootWindowContainer.java b/services/core/java/com/android/server/wm/RootWindowContainer.java
index 7f22242..efbd7a8 100644
--- a/services/core/java/com/android/server/wm/RootWindowContainer.java
+++ b/services/core/java/com/android/server/wm/RootWindowContainer.java
@@ -2278,7 +2278,7 @@
                 }
                 if (rootTask.getDisplayArea().isTopRootTask(rootTask)
                         && topRunningActivity.isState(RESUMED)) {
-                    // Kick off any lingering app transitions form the MoveTaskToFront
+                    // Kick off any lingering app transitions from the MoveTaskToFront
                     // operation, but only consider the top task and root-task on that
                     // display.
                     rootTask.executeAppTransition(targetOptions);
diff --git a/services/core/java/com/android/server/wm/TaskFragment.java b/services/core/java/com/android/server/wm/TaskFragment.java
index ec67414..1a3e7d1 100644
--- a/services/core/java/com/android/server/wm/TaskFragment.java
+++ b/services/core/java/com/android/server/wm/TaskFragment.java
@@ -1904,7 +1904,8 @@
     }
 
     boolean shouldSleepActivities() {
-        return false;
+        final Task task = getRootTask();
+        return task != null && task.shouldSleepActivities();
     }
 
     @Override
diff --git a/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java b/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
index 20d9cce..55fb599 100644
--- a/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
+++ b/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
@@ -136,6 +136,7 @@
 import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES;
 import static android.net.ConnectivityManager.PROFILE_NETWORK_PREFERENCE_DEFAULT;
 import static android.net.ConnectivityManager.PROFILE_NETWORK_PREFERENCE_ENTERPRISE;
+import static android.net.ConnectivityManager.PROFILE_NETWORK_PREFERENCE_ENTERPRISE_BLOCKING;
 import static android.net.ConnectivityManager.PROFILE_NETWORK_PREFERENCE_ENTERPRISE_NO_FALLBACK;
 import static android.net.NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK;
 import static android.provider.Settings.Global.PRIVATE_DNS_SPECIFIER;
@@ -18330,6 +18331,9 @@
             if (preferentialNetworkServiceConfig.isEnabled()) {
                 if (preferentialNetworkServiceConfig.isFallbackToDefaultConnectionAllowed()) {
                     preferenceBuilder.setPreference(PROFILE_NETWORK_PREFERENCE_ENTERPRISE);
+                } else if (preferentialNetworkServiceConfig.shouldBlockNonMatchingNetworks()) {
+                    preferenceBuilder.setPreference(
+                            PROFILE_NETWORK_PREFERENCE_ENTERPRISE_BLOCKING);
                 } else {
                     preferenceBuilder.setPreference(
                             PROFILE_NETWORK_PREFERENCE_ENTERPRISE_NO_FALLBACK);
diff --git a/services/incremental/TEST_MAPPING b/services/incremental/TEST_MAPPING
index 9fe090a..3976a70 100644
--- a/services/incremental/TEST_MAPPING
+++ b/services/incremental/TEST_MAPPING
@@ -36,5 +36,10 @@
         }
       ]
     }
+  ],
+  "kernel-presubmit": [
+    {
+      "name": "CtsIncrementalInstallHostTestCases"
+    }
   ]
 }
diff --git a/services/tests/RemoteProvisioningServiceTests/src/com/android/server/security/rkp/RemoteProvisioningRegistrationTest.java b/services/tests/RemoteProvisioningServiceTests/src/com/android/server/security/rkp/RemoteProvisioningRegistrationTest.java
index 470f2be..7b361d3 100644
--- a/services/tests/RemoteProvisioningServiceTests/src/com/android/server/security/rkp/RemoteProvisioningRegistrationTest.java
+++ b/services/tests/RemoteProvisioningServiceTests/src/com/android/server/security/rkp/RemoteProvisioningRegistrationTest.java
@@ -34,7 +34,9 @@
 import android.os.CancellationSignal;
 import android.os.OperationCanceledException;
 import android.os.OutcomeReceiver;
+import android.os.RemoteException;
 import android.security.rkp.IGetKeyCallback;
+import android.security.rkp.IStoreUpgradedKeyCallback;
 import android.security.rkp.service.RegistrationProxy;
 import android.security.rkp.service.RemotelyProvisionedKey;
 
@@ -72,6 +74,12 @@
         return answerVoid(answer);
     }
 
+    // answerVoid wrapper for mocking storeUpgradeKeyAsync.
+    static Answer<Void> answerStoreUpgradedKeyAsync(
+            VoidAnswer4<byte[], byte[], Executor, OutcomeReceiver<Void, Exception>> answer) {
+        return answerVoid(answer);
+    }
+
     // matcher helper, making it easier to match the different key types
     private android.security.rkp.RemotelyProvisionedKey matches(
             RemotelyProvisionedKey expectedKey) {
@@ -178,16 +186,63 @@
 
     @Test
     public void storeUpgradedKeySuccess() throws Exception {
-        // TODO(b/262748535)
+        doAnswer(
+                answerStoreUpgradedKeyAsync((oldBlob, newBlob, executor, receiver) ->
+                        executor.execute(() -> receiver.onResult(null))))
+                .when(mRegistrationProxy)
+                .storeUpgradedKeyAsync(any(), any(), any(), any());
+
+        IStoreUpgradedKeyCallback callback = mock(IStoreUpgradedKeyCallback.class);
+        mRegistration.storeUpgradedKeyAsync(new byte[0], new byte[0], callback);
+        verify(callback).onSuccess();
+        verifyNoMoreInteractions(callback);
     }
 
     @Test
     public void storeUpgradedKeyFails() throws Exception {
-        // TODO(b/262748535)
+        final String errorString = "this is a failure";
+        doAnswer(
+                answerStoreUpgradedKeyAsync((oldBlob, newBlob, executor, receiver) ->
+                        executor.execute(() -> receiver.onError(new RemoteException(errorString)))))
+                .when(mRegistrationProxy)
+                .storeUpgradedKeyAsync(any(), any(), any(), any());
+
+        IStoreUpgradedKeyCallback callback = mock(IStoreUpgradedKeyCallback.class);
+        mRegistration.storeUpgradedKeyAsync(new byte[0], new byte[0], callback);
+        verify(callback).onError(errorString);
+        verifyNoMoreInteractions(callback);
     }
 
     @Test
-    public void storeUpgradedCatchesExceptionFromProxy() throws Exception {
-        // TODO(b/262748535)
+    public void storeUpgradedKeyHandlesException() throws Exception {
+        final String errorString = "all aboard the failboat, toot toot";
+        doThrow(new IllegalArgumentException(errorString))
+                .when(mRegistrationProxy)
+                .storeUpgradedKeyAsync(any(), any(), any(), any());
+
+        IStoreUpgradedKeyCallback callback = mock(IStoreUpgradedKeyCallback.class);
+        mRegistration.storeUpgradedKeyAsync(new byte[0], new byte[0], callback);
+        verify(callback).onError(errorString);
+        verifyNoMoreInteractions(callback);
     }
+
+    @Test
+    public void storeUpgradedKeyDuplicateCallback() throws Exception {
+        IStoreUpgradedKeyCallback callback = mock(IStoreUpgradedKeyCallback.class);
+
+        doAnswer(
+                answerStoreUpgradedKeyAsync((oldBlob, newBlob, executor, receiver) -> {
+                    assertThrows(IllegalArgumentException.class,
+                            () -> mRegistration.storeUpgradedKeyAsync(new byte[0], new byte[0],
+                                    callback));
+                    executor.execute(() -> receiver.onResult(null));
+                }))
+                .when(mRegistrationProxy)
+                .storeUpgradedKeyAsync(any(), any(), any(), any());
+
+        mRegistration.storeUpgradedKeyAsync(new byte[0], new byte[0], callback);
+        verify(callback).onSuccess();
+        verifyNoMoreInteractions(callback);
+    }
+
 }
diff --git a/services/tests/mockingservicestests/OWNERS b/services/tests/mockingservicestests/OWNERS
index 4dda51f..0640d52 100644
--- a/services/tests/mockingservicestests/OWNERS
+++ b/services/tests/mockingservicestests/OWNERS
@@ -6,3 +6,6 @@
 per-file FakeServiceConnector.java = file:/GAME_MANAGER_OWNERS
 per-file Game* = file:/GAME_MANAGER_OWNERS
 per-file res/xml/game_manager* = file:/GAME_MANAGER_OWNERS
+
+# General utilities
+per-file services/tests/mockingservicestests/src/com/android/server/*.java=felipeal@google.com
diff --git a/services/tests/mockingservicestests/src/com/android/server/power/OWNERS b/services/tests/mockingservicestests/src/com/android/server/power/OWNERS
index d68066b..fb62520 100644
--- a/services/tests/mockingservicestests/src/com/android/server/power/OWNERS
+++ b/services/tests/mockingservicestests/src/com/android/server/power/OWNERS
@@ -1 +1,3 @@
 include /services/core/java/com/android/server/power/OWNERS
+
+per-file ThermalManagerServiceMockingTest.java=wvw@google.com,xwxw@google.com
diff --git a/services/tests/servicestests/src/com/android/server/recoverysystem/RecoverySystemServiceTest.java b/services/tests/servicestests/src/com/android/server/recoverysystem/RecoverySystemServiceTest.java
index 5234bb7..63d6768 100644
--- a/services/tests/servicestests/src/com/android/server/recoverysystem/RecoverySystemServiceTest.java
+++ b/services/tests/servicestests/src/com/android/server/recoverysystem/RecoverySystemServiceTest.java
@@ -46,7 +46,7 @@
 import android.content.Context;
 import android.content.IntentSender;
 import android.content.pm.PackageManager;
-import android.hardware.boot.V1_2.IBootControl;
+import android.hardware.boot.IBootControl;
 import android.os.Handler;
 import android.os.IPowerManager;
 import android.os.IRecoverySystemProgressListener;
diff --git a/services/tests/servicestests/src/com/android/server/recoverysystem/RecoverySystemServiceTestable.java b/services/tests/servicestests/src/com/android/server/recoverysystem/RecoverySystemServiceTestable.java
index 27e953f..f1cf48b 100644
--- a/services/tests/servicestests/src/com/android/server/recoverysystem/RecoverySystemServiceTestable.java
+++ b/services/tests/servicestests/src/com/android/server/recoverysystem/RecoverySystemServiceTestable.java
@@ -17,7 +17,7 @@
 package com.android.server.recoverysystem;
 
 import android.content.Context;
-import android.hardware.boot.V1_2.IBootControl;
+import android.hardware.boot.IBootControl;
 import android.os.PowerManager;
 
 import com.android.internal.widget.LockSettingsInternal;
diff --git a/services/usb/Android.bp b/services/usb/Android.bp
index 3b50fa4..5716b66 100644
--- a/services/usb/Android.bp
+++ b/services/usb/Android.bp
@@ -29,9 +29,10 @@
         "android.hardware.usb-V1.1-java",
         "android.hardware.usb-V1.2-java",
         "android.hardware.usb-V1.3-java",
-	"android.hardware.usb-V1-java",
+        "android.hardware.usb-V1-java",
         "android.hardware.usb.gadget-V1.0-java",
         "android.hardware.usb.gadget-V1.1-java",
         "android.hardware.usb.gadget-V1.2-java",
+        "android.hardware.usb.gadget-V1-java",
     ],
 }
diff --git a/services/usb/java/com/android/server/usb/UsbDeviceManager.java b/services/usb/java/com/android/server/usb/UsbDeviceManager.java
index d580995..1b92699 100644
--- a/services/usb/java/com/android/server/usb/UsbDeviceManager.java
+++ b/services/usb/java/com/android/server/usb/UsbDeviceManager.java
@@ -44,6 +44,7 @@
 import android.debug.AdbNotifications;
 import android.debug.AdbTransportType;
 import android.debug.IAdbTransport;
+import android.hardware.usb.IUsbOperationInternal;
 import android.hardware.usb.ParcelableUsbPort;
 import android.hardware.usb.UsbAccessory;
 import android.hardware.usb.UsbConfiguration;
@@ -54,9 +55,7 @@
 import android.hardware.usb.UsbPort;
 import android.hardware.usb.UsbPortStatus;
 import android.hardware.usb.gadget.V1_0.GadgetFunction;
-import android.hardware.usb.gadget.V1_0.IUsbGadget;
 import android.hardware.usb.gadget.V1_0.Status;
-import android.hardware.usb.gadget.V1_2.IUsbGadgetCallback;
 import android.hardware.usb.gadget.V1_2.UsbSpeed;
 import android.hidl.manager.V1_0.IServiceManager;
 import android.hidl.manager.V1_0.IServiceNotification;
@@ -88,9 +87,12 @@
 import com.android.internal.messages.nano.SystemMessageProto.SystemMessage;
 import com.android.internal.notification.SystemNotificationChannels;
 import com.android.internal.os.SomeArgs;
+import com.android.internal.util.IndentingPrintWriter;
 import com.android.internal.util.dump.DualDumpOutputStream;
 import com.android.server.FgThread;
 import com.android.server.LocalServices;
+import com.android.server.usb.hal.gadget.UsbGadgetHal;
+import com.android.server.usb.hal.gadget.UsbGadgetHalInstance;
 import com.android.server.wm.ActivityTaskManagerInternal;
 
 import java.io.File;
@@ -105,6 +107,7 @@
 import java.util.NoSuchElementException;
 import java.util.Scanner;
 import java.util.Set;
+import java.util.concurrent.atomic.AtomicInteger;
 
 /**
  * UsbDeviceManager manages USB state in device mode.
@@ -215,6 +218,13 @@
 
     private static UsbDeviceLogger sEventLogger;
 
+    private UsbGadgetHal mUsbGadgetHal;
+
+    /**
+     * Counter for tracking UsbOperation operations.
+     */
+    private static final AtomicInteger sUsbOperationCount = new AtomicInteger();
+
     static {
         sDenyInterfaces = new HashSet<>();
         sDenyInterfaces.add(UsbConstants.USB_CLASS_AUDIO);
@@ -297,15 +307,11 @@
         mHasUsbAccessory = pm.hasSystemFeature(PackageManager.FEATURE_USB_ACCESSORY);
         initRndisAddress();
 
+        int operationId = sUsbOperationCount.incrementAndGet();
         boolean halNotPresent = false;
-        try {
-            IUsbGadget.getService(true);
-        } catch (RemoteException e) {
-            Slog.e(TAG, "USB GADGET HAL present but exception thrown", e);
-        } catch (NoSuchElementException e) {
-            halNotPresent = true;
-            Slog.i(TAG, "USB GADGET HAL not present in the device", e);
-        }
+
+        mUsbGadgetHal = UsbGadgetHalInstance.getInstance(this, null);
+        Slog.d(TAG, "getInstance done");
 
         mControlFds = new HashMap<>();
         FileDescriptor mtpFd = nativeOpenControl(UsbManager.USB_FUNCTION_MTP);
@@ -319,7 +325,7 @@
         }
         mControlFds.put(UsbManager.FUNCTION_PTP, ptpFd);
 
-        if (halNotPresent) {
+        if (mUsbGadgetHal == null) {
             /**
              * Initialze the legacy UsbHandler
              */
@@ -333,6 +339,8 @@
                     alsaManager, permissionManager);
         }
 
+        mHandler.handlerInitDone(operationId);
+
         if (nativeIsStartRequested()) {
             if (DEBUG) Slog.d(TAG, "accessory attached at boot");
             startAccessoryMode();
@@ -454,6 +462,8 @@
     private void startAccessoryMode() {
         if (!mHasUsbAccessory) return;
 
+        int operationId = sUsbOperationCount.incrementAndGet();
+
         mAccessoryStrings = nativeGetAccessoryStrings();
         boolean enableAudio = (nativeGetAudioMode() == AUDIO_MODE_SOURCE);
         // don't start accessory mode if our mandatory strings have not been set
@@ -474,7 +484,7 @@
                     ACCESSORY_REQUEST_TIMEOUT);
             mHandler.sendMessageDelayed(mHandler.obtainMessage(MSG_ACCESSORY_HANDSHAKE_TIMEOUT),
                     ACCESSORY_HANDSHAKE_TIMEOUT);
-            setCurrentFunctions(functions);
+            setCurrentFunctions(functions, operationId);
         }
     }
 
@@ -503,6 +513,20 @@
         }
     }
 
+    public static void logAndPrint(int priority, IndentingPrintWriter pw, String msg) {
+        Slog.println(priority, TAG, msg);
+        if (pw != null) {
+            pw.println(msg);
+        }
+    }
+
+    public static void logAndPrintException(IndentingPrintWriter pw, String msg, Exception e) {
+        Slog.e(TAG, msg, e);
+        if (pw != null) {
+            pw.println(msg + e);
+        }
+    }
+
     abstract static class UsbHandler extends Handler {
 
         // current USB state
@@ -605,6 +629,19 @@
             sendMessage(m);
         }
 
+        public boolean sendMessage(int what) {
+            removeMessages(what);
+            Message m = Message.obtain(this, what);
+            return sendMessageDelayed(m,0);
+        }
+
+        public void sendMessage(int what, int operationId) {
+            removeMessages(what);
+            Message m = Message.obtain(this, what);
+            m.arg1 = operationId;
+            sendMessage(m);
+        }
+
         public void sendMessage(int what, Object arg) {
             removeMessages(what);
             Message m = Message.obtain(this, what);
@@ -612,6 +649,22 @@
             sendMessage(m);
         }
 
+        public void sendMessage(int what, Object arg, int operationId) {
+            removeMessages(what);
+            Message m = Message.obtain(this, what);
+            m.obj = arg;
+            m.arg1 = operationId;
+            sendMessage(m);
+        }
+
+        public void sendMessage(int what, boolean arg, int operationId) {
+            removeMessages(what);
+            Message m = Message.obtain(this, what);
+            m.arg1 = (arg ? 1 : 0);
+            m.arg2 = operationId;
+            sendMessage(m);
+        }
+
         public void sendMessage(int what, Object arg, boolean arg1) {
             removeMessages(what);
             Message m = Message.obtain(this, what);
@@ -620,6 +673,15 @@
             sendMessage(m);
         }
 
+        public void sendMessage(int what, long arg, boolean arg1, int operationId) {
+            removeMessages(what);
+            Message m = Message.obtain(this, what);
+            m.obj = arg;
+            m.arg1 = (arg1 ? 1 : 0);
+            m.arg2 = operationId;
+            sendMessage(m);
+        }
+
         public void sendMessage(int what, boolean arg1, boolean arg2) {
             removeMessages(what);
             Message m = Message.obtain(this, what);
@@ -677,7 +739,7 @@
             sendMessageDelayed(msg, HOST_STATE_UPDATE_DELAY);
         }
 
-        private void setAdbEnabled(boolean enable) {
+        private void setAdbEnabled(boolean enable, int operationId) {
             if (DEBUG) Slog.d(TAG, "setAdbEnabled: " + enable);
 
             if (enable) {
@@ -686,7 +748,7 @@
                 setSystemProperty(USB_PERSISTENT_CONFIG_PROPERTY, "");
             }
 
-            setEnabledFunctions(mCurrentFunctions, true);
+            setEnabledFunctions(mCurrentFunctions, true, operationId);
             updateAdbNotification(false);
         }
 
@@ -698,6 +760,8 @@
         private void updateCurrentAccessory() {
             // We are entering accessory mode if we have received a request from the host
             // and the request has not timed out yet.
+            int operationId = sUsbOperationCount.incrementAndGet();
+
             boolean enteringAccessoryMode = hasMessages(MSG_ACCESSORY_MODE_ENTER_TIMEOUT);
 
             if (mConfigured && enteringAccessoryMode) {
@@ -729,18 +793,18 @@
                 }
             } else {
                 if (!enteringAccessoryMode) {
-                    notifyAccessoryModeExit();
+                    notifyAccessoryModeExit(operationId);
                 } else if (DEBUG) {
                     Slog.v(TAG, "Debouncing accessory mode exit");
                 }
             }
         }
 
-        private void notifyAccessoryModeExit() {
+        private void notifyAccessoryModeExit(int operationId) {
             // make sure accessory mode is off
             // and restore default functions
             Slog.d(TAG, "exited USB accessory mode");
-            setEnabledFunctions(UsbManager.FUNCTION_NONE, false);
+            setEnabledFunctions(UsbManager.FUNCTION_NONE, false, operationId);
 
             if (mCurrentAccessory != null) {
                 if (mBootCompleted) {
@@ -866,8 +930,8 @@
                     mMidiEnabled && mConfigured, mMidiCard, mMidiDevice);
         }
 
-        private void setScreenUnlockedFunctions() {
-            setEnabledFunctions(mScreenUnlockedFunctions, false);
+        private void setScreenUnlockedFunctions(int operationId) {
+            setEnabledFunctions(mScreenUnlockedFunctions, false, operationId);
         }
 
         private static class AdbTransport extends IAdbTransport.Stub {
@@ -880,7 +944,8 @@
             @Override
             public void onAdbEnabled(boolean enabled, byte transportType) {
                 if (transportType == AdbTransportType.USB) {
-                    mHandler.sendMessage(MSG_ENABLE_ADB, enabled);
+                    int operationId = sUsbOperationCount.incrementAndGet();
+                    mHandler.sendMessage(MSG_ENABLE_ADB, enabled, operationId);
                 }
             }
         }
@@ -903,6 +968,7 @@
         public void handleMessage(Message msg) {
             switch (msg.what) {
                 case MSG_UPDATE_STATE:
+                    int operationId = sUsbOperationCount.incrementAndGet();
                     mConnected = (msg.arg1 == 1);
                     mConfigured = (msg.arg2 == 1);
 
@@ -920,9 +986,9 @@
                             // restore defaults when USB is disconnected
                             if (!mScreenLocked
                                     && mScreenUnlockedFunctions != UsbManager.FUNCTION_NONE) {
-                                setScreenUnlockedFunctions();
+                                setScreenUnlockedFunctions(operationId);
                             } else {
-                                setEnabledFunctions(UsbManager.FUNCTION_NONE, false);
+                                setEnabledFunctions(UsbManager.FUNCTION_NONE, false, operationId);
                             }
                         }
                         updateUsbFunctions();
@@ -1026,13 +1092,15 @@
                     updateUsbNotification(false);
                     break;
                 case MSG_ENABLE_ADB:
-                    setAdbEnabled(msg.arg1 == 1);
+                    setAdbEnabled(msg.arg1 == 1, msg.arg2);
                     break;
                 case MSG_SET_CURRENT_FUNCTIONS:
                     long functions = (Long) msg.obj;
-                    setEnabledFunctions(functions, false);
+                    operationId = (int) msg.arg1;
+                    setEnabledFunctions(functions, false, operationId);
                     break;
                 case MSG_SET_SCREEN_UNLOCKED_FUNCTIONS:
+                    operationId = sUsbOperationCount.incrementAndGet();
                     mScreenUnlockedFunctions = (Long) msg.obj;
                     if (mSettings != null) {
                         SharedPreferences.Editor editor = mSettings.edit();
@@ -1043,12 +1111,13 @@
                     }
                     if (!mScreenLocked && mScreenUnlockedFunctions != UsbManager.FUNCTION_NONE) {
                         // If the screen is unlocked, also set current functions.
-                        setScreenUnlockedFunctions();
+                        setScreenUnlockedFunctions(operationId);
                     } else {
-                        setEnabledFunctions(UsbManager.FUNCTION_NONE, false);
+                        setEnabledFunctions(UsbManager.FUNCTION_NONE, false, operationId);
                     }
                     break;
                 case MSG_UPDATE_SCREEN_LOCK:
+                    operationId = sUsbOperationCount.incrementAndGet();
                     if (msg.arg1 == 1 == mScreenLocked) {
                         break;
                     }
@@ -1058,23 +1127,25 @@
                     }
                     if (mScreenLocked) {
                         if (!mConnected) {
-                            setEnabledFunctions(UsbManager.FUNCTION_NONE, false);
+                            setEnabledFunctions(UsbManager.FUNCTION_NONE, false, operationId);
                         }
                     } else {
                         if (mScreenUnlockedFunctions != UsbManager.FUNCTION_NONE
                                 && mCurrentFunctions == UsbManager.FUNCTION_NONE) {
                             // Set the screen unlocked functions if current function is charging.
-                            setScreenUnlockedFunctions();
+                            setScreenUnlockedFunctions(operationId);
                         }
                     }
                     break;
                 case MSG_UPDATE_USER_RESTRICTIONS:
+                    operationId = sUsbOperationCount.incrementAndGet();
                     // Restart the USB stack if USB transfer is enabled but no longer allowed.
                     if (isUsbDataTransferActive(mCurrentFunctions) && !isUsbTransferAllowed()) {
-                        setEnabledFunctions(UsbManager.FUNCTION_NONE, true);
+                        setEnabledFunctions(UsbManager.FUNCTION_NONE, true, operationId);
                     }
                     break;
                 case MSG_SYSTEM_READY:
+                    operationId = sUsbOperationCount.incrementAndGet();
                     mNotificationManager = (NotificationManager)
                             mContext.getSystemService(Context.NOTIFICATION_SERVICE);
 
@@ -1092,17 +1163,19 @@
                                         NotificationManager.IMPORTANCE_HIGH));
                     }
                     mSystemReady = true;
-                    finishBoot();
+                    finishBoot(operationId);
                     break;
                 case MSG_LOCALE_CHANGED:
                     updateAdbNotification(true);
                     updateUsbNotification(true);
                     break;
                 case MSG_BOOT_COMPLETED:
+                    operationId = sUsbOperationCount.incrementAndGet();
                     mBootCompleted = true;
-                    finishBoot();
+                    finishBoot(operationId);
                     break;
                 case MSG_USER_SWITCHED: {
+                    operationId = sUsbOperationCount.incrementAndGet();
                     if (mCurrentUser != msg.arg1) {
                         if (DEBUG) {
                             Slog.v(TAG, "Current user switched to " + msg.arg1);
@@ -1115,16 +1188,18 @@
                                     mSettings.getString(String.format(Locale.ENGLISH,
                                             UNLOCKED_CONFIG_PREF, mCurrentUser), ""));
                         }
-                        setEnabledFunctions(UsbManager.FUNCTION_NONE, false);
+                        setEnabledFunctions(UsbManager.FUNCTION_NONE, false, operationId);
                     }
                     break;
                 }
                 case MSG_ACCESSORY_MODE_ENTER_TIMEOUT: {
+                    operationId = sUsbOperationCount.incrementAndGet();
                     if (DEBUG) {
-                        Slog.v(TAG, "Accessory mode enter timeout: " + mConnected);
+                        Slog.v(TAG, "Accessory mode enter timeout: " + mConnected
+                                    + " ,operationId: " + operationId);
                     }
                     if (!mConnected || (mCurrentFunctions & UsbManager.FUNCTION_ACCESSORY) == 0) {
-                        notifyAccessoryModeExit();
+                        notifyAccessoryModeExit(operationId);
                     }
                     break;
                 }
@@ -1147,7 +1222,9 @@
             }
         }
 
-        protected void finishBoot() {
+        public abstract void handlerInitDone(int operationId);
+
+        protected void finishBoot(int operationId) {
             if (mBootCompleted && mCurrentUsbFunctionsReceived && mSystemReady) {
                 if (mPendingBootBroadcast) {
                     updateUsbStateBroadcastIfNeeded(getAppliedFunctions(mCurrentFunctions));
@@ -1155,9 +1232,9 @@
                 }
                 if (!mScreenLocked
                         && mScreenUnlockedFunctions != UsbManager.FUNCTION_NONE) {
-                    setScreenUnlockedFunctions();
+                    setScreenUnlockedFunctions(operationId);
                 } else {
-                    setEnabledFunctions(UsbManager.FUNCTION_NONE, false);
+                    setEnabledFunctions(UsbManager.FUNCTION_NONE, false, operationId);
                 }
                 if (mCurrentAccessory != null) {
                     mUsbDeviceManager.getCurrentSettings().accessoryAttached(mCurrentAccessory);
@@ -1491,7 +1568,8 @@
         /**
          * Evaluates USB function policies and applies the change accordingly.
          */
-        protected abstract void setEnabledFunctions(long functions, boolean forceRestart);
+        protected abstract void setEnabledFunctions(long functions,
+                boolean forceRestart, int operationId);
 
         public void setAccessoryUEventTime(long accessoryConnectionStartTime) {
             mAccessoryConnectionStartTime = accessoryConnectionStartTime;
@@ -1506,6 +1584,11 @@
             mSendStringCount = 0;
             mStartAccessory = false;
         }
+
+        public abstract void setCurrentUsbFunctionsCb(long functions,
+                    int status, int mRequest, long mFunctions, boolean mChargingFunctions);
+
+        public abstract void getUsbSpeedCb(int speed);
     }
 
     private static final class UsbHandlerLegacy extends UsbHandler {
@@ -1524,6 +1607,11 @@
         private String mCurrentFunctionsStr;
         private boolean mUsbDataUnlocked;
 
+        /**
+         * Keeps track of the latest setCurrentUsbFunctions request number.
+         */
+        private int mCurrentRequest = 0;
+
         UsbHandlerLegacy(Looper looper, Context context, UsbDeviceManager deviceManager,
                 UsbAlsaManager alsaManager, UsbPermissionManager permissionManager) {
             super(looper, context, deviceManager, alsaManager, permissionManager);
@@ -1557,6 +1645,10 @@
             }
         }
 
+        @Override
+        public void handlerInitDone(int operationId) {
+        }
+
         private void readOemUsbOverrideConfig(Context context) {
             String[] configList = context.getResources().getStringArray(
                     com.android.internal.R.array.config_oemUsbModeOverride);
@@ -1659,11 +1751,14 @@
         }
 
         @Override
-        protected void setEnabledFunctions(long usbFunctions, boolean forceRestart) {
+        protected void setEnabledFunctions(long usbFunctions,
+                boolean forceRestart, int operationId) {
             boolean usbDataUnlocked = isUsbDataTransferActive(usbFunctions);
             if (DEBUG) {
-                Slog.d(TAG, "setEnabledFunctions functions=" + usbFunctions + ", "
-                        + "forceRestart=" + forceRestart + ", usbDataUnlocked=" + usbDataUnlocked);
+                Slog.d(TAG, "setEnabledFunctions functions=" + usbFunctions +
+                        " ,forceRestart=" + forceRestart +
+                        " ,usbDataUnlocked=" + usbDataUnlocked +
+                        " ,operationId=" + operationId);
             }
 
             if (usbDataUnlocked != mUsbDataUnlocked) {
@@ -1759,7 +1854,6 @@
                     || !mCurrentFunctionsStr.equals(functions)
                     || !mCurrentFunctionsApplied
                     || forceRestart) {
-                Slog.i(TAG, "Setting USB config to " + functions);
                 mCurrentFunctionsStr = functions;
                 mCurrentOemFunctions = oemFunctions;
                 mCurrentFunctionsApplied = false;
@@ -1855,15 +1949,18 @@
             if (charAfter < functions.length() && functions.charAt(charAfter) != ',') return false;
             return true;
         }
+
+        @Override
+        public void setCurrentUsbFunctionsCb(long functions,
+                    int status, int mRequest, long mFunctions, boolean mChargingFunctions){
+        }
+
+        @Override
+        public void getUsbSpeedCb(int speed){
+        }
     }
 
-    private static final class UsbHandlerHal extends UsbHandler {
-
-        /**
-         * Proxy object for the usb gadget hal daemon.
-         */
-        @GuardedBy("mGadgetProxyLock")
-        private IUsbGadget mGadgetProxy;
+    private final class UsbHandlerHal extends UsbHandler {
 
         private final Object mGadgetProxyLock = new Object();
 
@@ -1910,33 +2007,20 @@
         UsbHandlerHal(Looper looper, Context context, UsbDeviceManager deviceManager,
                 UsbAlsaManager alsaManager, UsbPermissionManager permissionManager) {
             super(looper, context, deviceManager, alsaManager, permissionManager);
+            int operationId = sUsbOperationCount.incrementAndGet();
             try {
-                ServiceNotification serviceNotification = new ServiceNotification();
-
-                boolean ret = IServiceManager.getService()
-                        .registerForNotifications(GADGET_HAL_FQ_NAME, "", serviceNotification);
-                if (!ret) {
-                    Slog.e(TAG, "Failed to register usb gadget service start notification");
-                    return;
-                }
 
                 synchronized (mGadgetProxyLock) {
-                    mGadgetProxy = IUsbGadget.getService(true);
-                    mGadgetProxy.linkToDeath(new UsbGadgetDeathRecipient(),
-                            USB_GADGET_HAL_DEATH_COOKIE);
                     mCurrentFunctions = UsbManager.FUNCTION_NONE;
                     mCurrentUsbFunctionsRequested = true;
                     mUsbSpeed = UsbSpeed.UNKNOWN;
                     mCurrentGadgetHalVersion = UsbManager.GADGET_HAL_V1_0;
-                    mGadgetProxy.getCurrentUsbFunctions(new UsbGadgetCallback());
+                    updateUsbGadgetHalVersion();
                 }
                 String state = FileUtils.readTextFile(new File(STATE_PATH), 0, null).trim();
                 updateState(state);
-                updateUsbGadgetHalVersion();
             } catch (NoSuchElementException e) {
                 Slog.e(TAG, "Usb gadget hal not found", e);
-            } catch (RemoteException e) {
-                Slog.e(TAG, "Usb Gadget hal not responding", e);
             } catch (Exception e) {
                 Slog.e(TAG, "Error initializing UsbHandler", e);
             }
@@ -1949,7 +2033,7 @@
                 if (cookie == USB_GADGET_HAL_DEATH_COOKIE) {
                     Slog.e(TAG, "Usb Gadget hal service died cookie: " + cookie);
                     synchronized (mGadgetProxyLock) {
-                        mGadgetProxy = null;
+                        mUsbGadgetHal = null;
                     }
                 }
             }
@@ -1972,18 +2056,22 @@
         public void handleMessage(Message msg) {
             switch (msg.what) {
                 case MSG_SET_CHARGING_FUNCTIONS:
-                    setEnabledFunctions(UsbManager.FUNCTION_NONE, false);
+                    int operationId = sUsbOperationCount.incrementAndGet();
+                    setEnabledFunctions(UsbManager.FUNCTION_NONE, false, operationId);
                     break;
                 case MSG_SET_FUNCTIONS_TIMEOUT:
-                    Slog.e(TAG, "Set functions timed out! no reply from usb hal");
+                    operationId = sUsbOperationCount.incrementAndGet();
+                    Slog.e(TAG, "Set functions timed out! no reply from usb hal"
+                                + " ,operationId:" + operationId);
                     if (msg.arg1 != 1) {
                         // Set this since default function may be selected from Developer options
-                        setEnabledFunctions(mScreenUnlockedFunctions, false);
+                        setEnabledFunctions(mScreenUnlockedFunctions, false, operationId);
                     }
                     break;
                 case MSG_GET_CURRENT_USB_FUNCTIONS:
                     Slog.i(TAG, "processing MSG_GET_CURRENT_USB_FUNCTIONS");
                     mCurrentUsbFunctionsReceived = true;
+                    operationId = msg.arg2;
 
                     if (mCurrentUsbFunctionsRequested) {
                         Slog.i(TAG, "updating mCurrentFunctions");
@@ -1993,91 +2081,71 @@
                                 "mCurrentFunctions:" + mCurrentFunctions + "applied:" + msg.arg1);
                         mCurrentFunctionsApplied = msg.arg1 == 1;
                     }
-                    finishBoot();
+                    finishBoot(operationId);
                     break;
                 case MSG_FUNCTION_SWITCH_TIMEOUT:
                     /**
                      * Dont force to default when the configuration is already set to default.
                      */
+                    operationId = sUsbOperationCount.incrementAndGet();
                     if (msg.arg1 != 1) {
                         // Set this since default function may be selected from Developer options
-                        setEnabledFunctions(mScreenUnlockedFunctions, false);
+                        setEnabledFunctions(mScreenUnlockedFunctions, false, operationId);
                     }
                     break;
                 case MSG_GADGET_HAL_REGISTERED:
                     boolean preexisting = msg.arg1 == 1;
+                    operationId = sUsbOperationCount.incrementAndGet();
                     synchronized (mGadgetProxyLock) {
                         try {
-                            mGadgetProxy = IUsbGadget.getService();
-                            mGadgetProxy.linkToDeath(new UsbGadgetDeathRecipient(),
-                                    USB_GADGET_HAL_DEATH_COOKIE);
+                            mUsbGadgetHal = UsbGadgetHalInstance.getInstance(mUsbDeviceManager,
+                                    null);
                             if (!mCurrentFunctionsApplied && !preexisting) {
-                                setEnabledFunctions(mCurrentFunctions, false);
+                                setEnabledFunctions(mCurrentFunctions, false, operationId);
                             }
                         } catch (NoSuchElementException e) {
                             Slog.e(TAG, "Usb gadget hal not found", e);
-                        } catch (RemoteException e) {
-                            Slog.e(TAG, "Usb Gadget hal not responding", e);
                         }
                     }
                     break;
                 case MSG_RESET_USB_GADGET:
                     synchronized (mGadgetProxyLock) {
-                        if (mGadgetProxy == null) {
-                            Slog.e(TAG, "reset Usb Gadget mGadgetProxy is null");
+                        if (mUsbGadgetHal == null) {
+                            Slog.e(TAG, "reset Usb Gadget mUsbGadgetHal is null");
                             break;
                         }
 
                         try {
-                            android.hardware.usb.gadget.V1_1.IUsbGadget gadgetProxy =
-                                    android.hardware.usb.gadget.V1_1.IUsbGadget
-                                            .castFrom(mGadgetProxy);
-                            gadgetProxy.reset();
-                        } catch (RemoteException e) {
+                            mUsbGadgetHal.reset();
+                        } catch (Exception e) {
                             Slog.e(TAG, "reset Usb Gadget failed", e);
                         }
                     }
                     break;
                 case MSG_UPDATE_USB_SPEED:
-                    synchronized (mGadgetProxyLock) {
-                        if (mGadgetProxy == null) {
-                            Slog.e(TAG, "mGadgetProxy is null");
-                            break;
-                        }
+                    operationId = sUsbOperationCount.incrementAndGet();
+                    if (mUsbGadgetHal == null) {
+                        Slog.e(TAG, "mGadgetHal is null, operationId:" + operationId);
+                        break;
+                    }
 
-                        try {
-                            android.hardware.usb.gadget.V1_2.IUsbGadget gadgetProxy =
-                                    android.hardware.usb.gadget.V1_2.IUsbGadget
-                                            .castFrom(mGadgetProxy);
-                            if (gadgetProxy != null) {
-                                gadgetProxy.getUsbSpeed(new UsbGadgetCallback());
-                            }
-                        } catch (RemoteException e) {
-                            Slog.e(TAG, "get UsbSpeed failed", e);
-                        }
+                    try {
+                        mUsbGadgetHal.getUsbSpeed(operationId);
+                    } catch (Exception e) {
+                        Slog.e(TAG, "get UsbSpeed failed", e);
                     }
                     break;
                 case MSG_UPDATE_HAL_VERSION:
-                    synchronized (mGadgetProxyLock) {
-                        if (mGadgetProxy == null) {
-                            Slog.e(TAG, "mGadgetProxy is null");
-                            break;
+                    if (mUsbGadgetHal == null) {
+                        Slog.e(TAG, "mUsbGadgetHal is null");
+                        break;
+                    }
+                    else {
+                        try {
+                            mCurrentGadgetHalVersion = mUsbGadgetHal.getGadgetHalVersion();
+                        } catch (RemoteException e) {
+                            Slog.e(TAG, "update Usb gadget version failed", e);
                         }
-
-                        android.hardware.usb.gadget.V1_2.IUsbGadget gadgetProxy =
-                                android.hardware.usb.gadget.V1_2.IUsbGadget.castFrom(mGadgetProxy);
-                        if (gadgetProxy == null) {
-                            android.hardware.usb.gadget.V1_1.IUsbGadget gadgetProxyV1By1 =
-                                    android.hardware.usb.gadget.V1_1.IUsbGadget
-                                            .castFrom(mGadgetProxy);
-                            if (gadgetProxyV1By1 == null) {
-                                mCurrentGadgetHalVersion = UsbManager.GADGET_HAL_V1_0;
-                                break;
-                            }
-                            mCurrentGadgetHalVersion = UsbManager.GADGET_HAL_V1_1;
-                            break;
-                        }
-                        mCurrentGadgetHalVersion = UsbManager.GADGET_HAL_V1_2;
                     }
                     break;
                 default:
@@ -2085,56 +2153,31 @@
             }
         }
 
-        private class UsbGadgetCallback extends IUsbGadgetCallback.Stub {
-            int mRequest;
-            long mFunctions;
-            boolean mChargingFunctions;
+        @Override
+        public void setCurrentUsbFunctionsCb(long functions,
+                    int status, int mRequest, long mFunctions, boolean mChargingFunctions) {
 
-            UsbGadgetCallback() {
+            if ((mCurrentRequest != mRequest) || !hasMessages(MSG_SET_FUNCTIONS_TIMEOUT)
+                  || (mFunctions != functions)) {
+                return;
             }
 
-            UsbGadgetCallback(int request, long functions,
-                    boolean chargingFunctions) {
-                mRequest = request;
-                mFunctions = functions;
-                mChargingFunctions = chargingFunctions;
-            }
-
-            @Override
-            public void setCurrentUsbFunctionsCb(long functions,
-                    int status) {
-                /**
-                 * Callback called for a previous setCurrenUsbFunction
-                 */
-                if ((mCurrentRequest != mRequest) || !hasMessages(MSG_SET_FUNCTIONS_TIMEOUT)
-                        || (mFunctions != functions)) {
-                    return;
-                }
-
-                removeMessages(MSG_SET_FUNCTIONS_TIMEOUT);
-                Slog.e(TAG, "notifyCurrentFunction request:" + mRequest + " status:" + status);
-                if (status == Status.SUCCESS) {
-                    mCurrentFunctionsApplied = true;
-                } else if (!mChargingFunctions) {
-                    Slog.e(TAG, "Setting default fuctions");
-                    sendEmptyMessage(MSG_SET_CHARGING_FUNCTIONS);
-                }
-            }
-
-            @Override
-            public void getCurrentUsbFunctionsCb(long functions,
-                    int status) {
-                sendMessage(MSG_GET_CURRENT_USB_FUNCTIONS, functions,
-                        status == Status.FUNCTIONS_APPLIED);
-            }
-
-            @Override
-            public void getUsbSpeedCb(int speed) {
-                mUsbSpeed = speed;
+            removeMessages(MSG_SET_FUNCTIONS_TIMEOUT);
+            Slog.i(TAG, "notifyCurrentFunction request:" + mRequest + " status:" + status);
+            if (status == Status.SUCCESS) {
+                mCurrentFunctionsApplied = true;
+            } else if (!mChargingFunctions) {
+                Slog.e(TAG, "Setting default fuctions");
+                sendEmptyMessage(MSG_SET_CHARGING_FUNCTIONS);
             }
         }
 
-        private void setUsbConfig(long config, boolean chargingFunctions) {
+        @Override
+        public void getUsbSpeedCb(int speed) {
+            mUsbSpeed = speed;
+        }
+
+        private void setUsbConfig(long config, boolean chargingFunctions, int operationId) {
             if (true) Slog.d(TAG, "setUsbConfig(" + config + ") request:" + ++mCurrentRequest);
             /**
              * Cancel any ongoing requests, if present.
@@ -2144,8 +2187,8 @@
             removeMessages(MSG_SET_CHARGING_FUNCTIONS);
 
             synchronized (mGadgetProxyLock) {
-                if (mGadgetProxy == null) {
-                    Slog.e(TAG, "setUsbConfig mGadgetProxy is null");
+                if (mUsbGadgetHal == null) {
+                    Slog.e(TAG, "setUsbConfig mUsbGadgetHal is null");
                     return;
                 }
                 try {
@@ -2162,10 +2205,9 @@
                         LocalServices.getService(AdbManagerInternal.class)
                                 .stopAdbdForTransport(AdbTransportType.USB);
                     }
-                    UsbGadgetCallback usbGadgetCallback = new UsbGadgetCallback(mCurrentRequest,
-                            config, chargingFunctions);
-                    mGadgetProxy.setCurrentUsbFunctions(config, usbGadgetCallback,
-                            SET_FUNCTIONS_TIMEOUT_MS - SET_FUNCTIONS_LEEWAY_MS);
+                    mUsbGadgetHal.setCurrentUsbFunctions(mCurrentRequest,
+                            config, chargingFunctions,
+                            SET_FUNCTIONS_TIMEOUT_MS - SET_FUNCTIONS_LEEWAY_MS, operationId);
                     sendMessageDelayed(MSG_SET_FUNCTIONS_TIMEOUT, chargingFunctions,
                             SET_FUNCTIONS_TIMEOUT_MS);
                     if (mConnected) {
@@ -2174,17 +2216,19 @@
                                 SET_FUNCTIONS_TIMEOUT_MS + ENUMERATION_TIME_OUT_MS);
                     }
                     if (DEBUG) Slog.d(TAG, "timeout message queued");
-                } catch (RemoteException e) {
+                } catch (Exception e) {//RemoteException e) {
                     Slog.e(TAG, "Remoteexception while calling setCurrentUsbFunctions", e);
                 }
             }
         }
 
         @Override
-        protected void setEnabledFunctions(long functions, boolean forceRestart) {
+        protected void setEnabledFunctions(long functions, boolean forceRestart, int operationId) {
             if (DEBUG) {
-                Slog.d(TAG, "setEnabledFunctions functions=" + functions + ", "
-                        + "forceRestart=" + forceRestart);
+                Slog.d(TAG, "setEnabledFunctionsi " +
+                        "functions=" + functions +
+                        ", forceRestart=" + forceRestart +
+                        ", operationId=" + operationId);
             }
             if (mCurrentGadgetHalVersion < UsbManager.GADGET_HAL_V1_2) {
                 if ((functions & UsbManager.FUNCTION_NCM) != 0) {
@@ -2205,7 +2249,7 @@
                 functions = getAppliedFunctions(functions);
 
                 // Set the new USB configuration.
-                setUsbConfig(functions, chargingFunctions);
+                setUsbConfig(functions, chargingFunctions, operationId);
 
                 if (mBootCompleted && isUsbDataTransferActive(functions)) {
                     // Start up dependent services.
@@ -2213,6 +2257,11 @@
                 }
             }
         }
+
+        @Override
+        public void handlerInitDone(int operationId) {
+            mUsbGadgetHal.getCurrentUsbFunctions(operationId);
+        }
     }
 
     /* returns the currently attached USB accessory */
@@ -2254,6 +2303,21 @@
         return mHandler.getGadgetHalVersion();
     }
 
+    public void setCurrentUsbFunctionsCb(long functions,
+                    int status, int mRequest, long mFunctions, boolean mChargingFunctions) {
+        mHandler.setCurrentUsbFunctionsCb(functions, status,
+                    mRequest, mFunctions, mChargingFunctions);
+    }
+
+    public void getCurrentUsbFunctionsCb(long functions, int status) {
+        mHandler.sendMessage(MSG_GET_CURRENT_USB_FUNCTIONS, functions,
+                    status == Status.FUNCTIONS_APPLIED);
+    }
+
+    public void getUsbSpeedCb(int speed) {
+        mHandler.getUsbSpeedCb(speed);
+    }
+
     /**
      * Returns a dup of the control file descriptor for the given function.
      */
@@ -2279,7 +2343,7 @@
      *
      * @param functions The functions to set, or empty to set the charging function.
      */
-    public void setCurrentFunctions(long functions) {
+    public void setCurrentFunctions(long functions, int operationId) {
         if (DEBUG) {
             Slog.d(TAG, "setCurrentFunctions(" + UsbManager.usbFunctionsToString(functions) + ")");
         }
@@ -2296,7 +2360,7 @@
         } else if (functions == UsbManager.FUNCTION_ACCESSORY) {
             MetricsLogger.action(mContext, MetricsEvent.ACTION_USB_CONFIG_ACCESSORY);
         }
-        mHandler.sendMessage(MSG_SET_CURRENT_FUNCTIONS, functions);
+        mHandler.sendMessage(MSG_SET_CURRENT_FUNCTIONS, functions, operationId);
     }
 
     /**
@@ -2324,7 +2388,8 @@
     }
 
     private void onAdbEnabled(boolean enabled) {
-        mHandler.sendMessage(MSG_ENABLE_ADB, enabled);
+        int operationId = sUsbOperationCount.incrementAndGet();
+        mHandler.sendMessage(MSG_ENABLE_ADB, enabled, operationId);
     }
 
     /**
diff --git a/services/usb/java/com/android/server/usb/UsbService.java b/services/usb/java/com/android/server/usb/UsbService.java
index 86f877f..6e0d799 100644
--- a/services/usb/java/com/android/server/usb/UsbService.java
+++ b/services/usb/java/com/android/server/usb/UsbService.java
@@ -605,16 +605,16 @@
     }
 
     @Override
-    public void setCurrentFunctions(long functions) {
+    public void setCurrentFunctions(long functions, int operationId) {
         mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USB, null);
         Preconditions.checkArgument(UsbManager.areSettableFunctions(functions));
         Preconditions.checkState(mDeviceManager != null);
-        mDeviceManager.setCurrentFunctions(functions);
+        mDeviceManager.setCurrentFunctions(functions, operationId);
     }
 
     @Override
-    public void setCurrentFunction(String functions, boolean usbDataUnlocked) {
-        setCurrentFunctions(UsbManager.usbFunctionsFromString(functions));
+    public void setCurrentFunction(String functions, boolean usbDataUnlocked, int operationId) {
+        setCurrentFunctions(UsbManager.usbFunctionsFromString(functions), operationId);
     }
 
     @Override
diff --git a/services/usb/java/com/android/server/usb/hal/gadget/UsbGadgetAidl.java b/services/usb/java/com/android/server/usb/hal/gadget/UsbGadgetAidl.java
new file mode 100644
index 0000000..bdfe60a
--- /dev/null
+++ b/services/usb/java/com/android/server/usb/hal/gadget/UsbGadgetAidl.java
@@ -0,0 +1,220 @@
+/*
+ * Copyright (C) 2022 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 com.android.server.usb.hal.gadget;
+
+import static android.hardware.usb.UsbManager.GADGET_HAL_V2_0;
+
+import static com.android.server.usb.UsbDeviceManager.logAndPrint;
+import static com.android.server.usb.UsbDeviceManager.logAndPrintException;
+
+import android.annotation.Nullable;
+import android.hardware.usb.gadget.IUsbGadget;
+import android.hardware.usb.gadget.IUsbGadgetCallback;
+import android.hardware.usb.UsbManager.UsbGadgetHalVersion;
+import android.os.ServiceManager;
+import android.os.IBinder;
+import android.os.RemoteException;
+import android.util.Log;
+import android.util.LongSparseArray;
+import android.util.Slog;
+
+import com.android.internal.annotations.GuardedBy;
+import com.android.internal.util.IndentingPrintWriter;
+import com.android.server.usb.UsbDeviceManager;
+
+import java.util.ArrayList;
+import java.util.concurrent.ThreadLocalRandom;
+import java.util.NoSuchElementException;
+import java.util.Objects;
+
+/**
+ * Implements the methods to interact with AIDL USB HAL.
+ */
+public final class UsbGadgetAidl implements UsbGadgetHal {
+    private static final String TAG = UsbGadgetAidl.class.getSimpleName();
+    private static final String USB_GADGET_AIDL_SERVICE = IUsbGadget.DESCRIPTOR + "/default";
+    // Proxy object for the usb gadget hal daemon.
+    @GuardedBy("mGadgetProxyLock")
+    private IUsbGadget mGadgetProxy;
+    private final UsbDeviceManager mDeviceManager;
+    public final IndentingPrintWriter mPw;
+    // Mutex for all mutable shared state.
+    private final Object mGadgetProxyLock = new Object();
+    // Callback when the UsbDevice status is changed by the kernel.
+    private UsbGadgetCallback mUsbGadgetCallback;
+
+    public @UsbGadgetHalVersion int getGadgetHalVersion() throws RemoteException {
+        synchronized (mGadgetProxyLock) {
+            if (mGadgetProxy == null) {
+                throw new RemoteException("IUsb not initialized yet");
+            }
+        }
+        Slog.i(TAG, "USB Gadget HAL AIDL version: GADGET_HAL_V2_0");
+        return GADGET_HAL_V2_0;
+    }
+
+    @Override
+    public void systemReady() {
+    }
+
+    public void serviceDied() {
+        logAndPrint(Log.ERROR, mPw, "Usb Gadget AIDL hal service died");
+        synchronized (mGadgetProxyLock) {
+            mGadgetProxy = null;
+        }
+        connectToProxy(null);
+    }
+
+    private void connectToProxy(IndentingPrintWriter pw) {
+        synchronized (mGadgetProxyLock) {
+            if (mGadgetProxy != null) {
+                return;
+            }
+
+            try {
+                mGadgetProxy = IUsbGadget.Stub.asInterface(
+                        ServiceManager.waitForService(USB_GADGET_AIDL_SERVICE));
+            } catch (NoSuchElementException e) {
+                logAndPrintException(pw, "connectToProxy: usb gadget hal service not found."
+                        + " Did the service fail to start?", e);
+            }
+        }
+    }
+
+    static boolean isServicePresent(IndentingPrintWriter pw) {
+        try {
+            return ServiceManager.isDeclared(USB_GADGET_AIDL_SERVICE);
+        } catch (NoSuchElementException e) {
+            logAndPrintException(pw, "connectToProxy: usb gadget Aidl hal service not found.", e);
+        }
+
+        return false;
+    }
+
+    public UsbGadgetAidl(UsbDeviceManager deviceManager, IndentingPrintWriter pw) {
+        mDeviceManager = Objects.requireNonNull(deviceManager);
+        mPw = pw;
+        connectToProxy(mPw);
+    }
+
+    @Override
+    public void getCurrentUsbFunctions(long operationId) {
+        synchronized (mGadgetProxyLock) {
+            try {
+                mGadgetProxy.getCurrentUsbFunctions(new UsbGadgetCallback(), operationId);
+            } catch (RemoteException e) {
+                logAndPrintException(mPw,
+                        "RemoteException while calling getCurrentUsbFunctions"
+                        + ", opID:" + operationId, e);
+                return;
+            }
+        }
+    }
+
+    @Override
+    public void getUsbSpeed(long operationId) {
+        try {
+            synchronized (mGadgetProxyLock) {
+                mGadgetProxy.getUsbSpeed(new UsbGadgetCallback(), operationId);
+            }
+        } catch (RemoteException e) {
+            logAndPrintException(mPw,
+                    "RemoteException while calling getUsbSpeed"
+                    + ", opID:" + operationId, e);
+            return;
+        }
+    }
+
+    @Override
+    public void reset() {
+        try {
+            synchronized (mGadgetProxyLock) {
+                mGadgetProxy.reset();
+            }
+        } catch (RemoteException e) {
+            logAndPrintException(mPw,
+                    "RemoteException while calling getUsbSpeed", e);
+            return;
+        }
+    }
+
+    @Override
+    public void setCurrentUsbFunctions(int mRequest, long mFunctions,
+            boolean mChargingFunctions, int timeout, long operationId) {
+        try {
+            mUsbGadgetCallback = new UsbGadgetCallback(mRequest,
+                                      mFunctions, mChargingFunctions);
+            synchronized (mGadgetProxyLock) {
+                mGadgetProxy.setCurrentUsbFunctions(mFunctions, mUsbGadgetCallback,
+                        timeout, operationId);
+            }
+        } catch (RemoteException e) {
+            logAndPrintException(mPw,
+                    "RemoteException while calling setCurrentUsbFunctions: "
+                    + "mRequest=" + mRequest
+                    + ", mFunctions=" + mFunctions
+                    + ", mChargingFunctions=" + mChargingFunctions
+                    + ", timeout=" + timeout
+                    + ", opID:" + operationId, e);
+            return;
+        }
+    }
+
+    private class UsbGadgetCallback extends IUsbGadgetCallback.Stub {
+        public int mRequest;
+        public long mFunctions;
+        public boolean mChargingFunctions;
+
+        UsbGadgetCallback() {
+        }
+
+        UsbGadgetCallback(int request, long functions,
+                boolean chargingFunctions) {
+            mRequest = request;
+            mFunctions = functions;
+            mChargingFunctions = chargingFunctions;
+        }
+
+        @Override
+        public void setCurrentUsbFunctionsCb(long functions,
+                int status, long transactionId) {
+            mDeviceManager.setCurrentUsbFunctionsCb(functions, status,
+                    mRequest, mFunctions, mChargingFunctions);
+        }
+
+        @Override
+        public void getCurrentUsbFunctionsCb(long functions,
+                int status, long transactionId) {
+            mDeviceManager.getCurrentUsbFunctionsCb(functions, status);
+        }
+
+        @Override
+        public void getUsbSpeedCb(int speed, long transactionId) {
+            mDeviceManager.getUsbSpeedCb(speed);
+        }
+
+        @Override
+        public String getInterfaceHash() {
+            return IUsbGadgetCallback.HASH;
+        }
+
+        @Override
+        public int getInterfaceVersion() {
+            return IUsbGadgetCallback.VERSION;
+        }
+    }
+}
+
diff --git a/services/usb/java/com/android/server/usb/hal/gadget/UsbGadgetHal.java b/services/usb/java/com/android/server/usb/hal/gadget/UsbGadgetHal.java
new file mode 100644
index 0000000..267247b
--- /dev/null
+++ b/services/usb/java/com/android/server/usb/hal/gadget/UsbGadgetHal.java
@@ -0,0 +1,138 @@
+/*
+ * Copyright (C) 2022 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 com.android.server.usb.hal.gadget;
+
+import android.annotation.IntDef;
+import android.hardware.usb.gadget.IUsbGadgetCallback;
+import android.hardware.usb.IUsbOperationInternal;
+import android.hardware.usb.UsbManager.UsbHalVersion;
+import android.os.RemoteException;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.String;
+
+/**
+ * @hide
+ */
+public interface UsbGadgetHal {
+    /**
+     * Power role: This USB port can act as a source (provide power).
+     * @hide
+     */
+    public static final int HAL_POWER_ROLE_SOURCE = 1;
+
+    /**
+     * Power role: This USB port can act as a sink (receive power).
+     * @hide
+     */
+    public static final int HAL_POWER_ROLE_SINK = 2;
+
+    @IntDef(prefix = { "HAL_POWER_ROLE_" }, value = {
+            HAL_POWER_ROLE_SOURCE,
+            HAL_POWER_ROLE_SINK
+    })
+    @Retention(RetentionPolicy.SOURCE)
+    @interface HalUsbPowerRole{}
+
+    /**
+     * Data role: This USB port can act as a host (access data services).
+     * @hide
+     */
+    public static final int HAL_DATA_ROLE_HOST = 1;
+
+    /**
+     * Data role: This USB port can act as a device (offer data services).
+     * @hide
+     */
+    public static final int HAL_DATA_ROLE_DEVICE = 2;
+
+    @IntDef(prefix = { "HAL_DATA_ROLE_" }, value = {
+            HAL_DATA_ROLE_HOST,
+            HAL_DATA_ROLE_DEVICE
+    })
+    @Retention(RetentionPolicy.SOURCE)
+    @interface HalUsbDataRole{}
+
+    /**
+     * This USB port can act as a downstream facing port (host).
+     *
+     * @hide
+     */
+    public static final int HAL_MODE_DFP = 1;
+
+    /**
+     * This USB port can act as an upstream facing port (device).
+     *
+     * @hide
+     */
+    public static final int HAL_MODE_UFP = 2;
+    @IntDef(prefix = { "HAL_MODE_" }, value = {
+            HAL_MODE_DFP,
+            HAL_MODE_UFP,
+    })
+    @Retention(RetentionPolicy.SOURCE)
+    @interface HalUsbPortMode{}
+
+    /**
+     * UsbPortManager would call this when the system is done booting.
+     */
+    public void systemReady();
+
+    /**
+     * This function is used to query the USB functions included in the
+     * current USB configuration.
+     *
+     * @param transactionId Used for tracking the current request and is passed down to the HAL
+     *                      implementation as needed.
+     */
+    public void getCurrentUsbFunctions(long transactionId);
+
+    /**
+     * The function is used to query current USB speed.
+     *
+     * @param transactionId Used for tracking the current request and is passed down to the HAL
+     *                      implementation as needed.
+     */
+    public void getUsbSpeed(long transactionId);
+
+    /**
+     * This function is used to reset USB gadget driver.
+     * Performs USB data connection reset. The connection will disconnect and
+     * reconnect.
+     */
+    public void reset();
+
+    /**
+     * Invoked to query the version of current gadget hal implementation.
+     */
+    public @UsbHalVersion int getGadgetHalVersion() throws RemoteException;
+
+    /**
+     * This function is used to set the current USB gadget configuration.
+     * The USB gadget needs to be torn down if a USB configuration is already
+     * active.
+     *
+     * @param functions list of functions defined by GadgetFunction to be
+     *                  included in the gadget composition.
+     * @param timeout The maximum time (in milliseconds) within which the
+     *                IUsbGadgetCallback needs to be returned.
+     * @param transactionId Used for tracking the current request and is passed down to the HAL
+     *                      implementation as needed.
+     */
+    public void setCurrentUsbFunctions(int request, long functions,
+        boolean chargingFunctions, int timeout, long transactionId);
+}
+
diff --git a/services/usb/java/com/android/server/usb/hal/gadget/UsbGadgetHalInstance.java b/services/usb/java/com/android/server/usb/hal/gadget/UsbGadgetHalInstance.java
new file mode 100644
index 0000000..d268315
--- /dev/null
+++ b/services/usb/java/com/android/server/usb/hal/gadget/UsbGadgetHalInstance.java
@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2022 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 com.android.server.usb.hal.gadget;
+
+import static com.android.server.usb.UsbPortManager.logAndPrint;
+
+import com.android.internal.util.IndentingPrintWriter;
+import com.android.server.usb.hal.gadget.UsbGadgetHidl;
+import com.android.server.usb.hal.gadget.UsbGadgetAidl;
+import com.android.server.usb.UsbDeviceManager;
+
+import android.util.Log;
+/**
+ * Helper class that queries the underlying hal layer to populate UsbPortHal instance.
+ */
+public final class UsbGadgetHalInstance {
+
+    public static UsbGadgetHal getInstance(UsbDeviceManager deviceManager,
+            IndentingPrintWriter pw) {
+
+        logAndPrint(Log.DEBUG, pw, "Querying USB Gadget HAL version");
+        if (UsbGadgetAidl.isServicePresent(null)) {
+            logAndPrint(Log.INFO, pw, "USB Gadget HAL AIDL present");
+            return new UsbGadgetAidl(deviceManager, pw);
+        }
+        if (UsbGadgetHidl.isServicePresent(null)) {
+            logAndPrint(Log.INFO, pw, "USB Gadget HAL HIDL present");
+            return new UsbGadgetHidl(deviceManager, pw);
+        }
+
+        logAndPrint(Log.ERROR, pw, "USB Gadget HAL AIDL/HIDL not present");
+        return null;
+    }
+}
+
diff --git a/services/usb/java/com/android/server/usb/hal/gadget/UsbGadgetHidl.java b/services/usb/java/com/android/server/usb/hal/gadget/UsbGadgetHidl.java
new file mode 100644
index 0000000..3e5ecc5
--- /dev/null
+++ b/services/usb/java/com/android/server/usb/hal/gadget/UsbGadgetHidl.java
@@ -0,0 +1,261 @@
+/*
+ * Copyright (C) 2022 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 com.android.server.usb.hal.gadget;
+
+import static android.hardware.usb.UsbManager.GADGET_HAL_NOT_SUPPORTED;
+import static android.hardware.usb.UsbManager.GADGET_HAL_V1_0;
+import static android.hardware.usb.UsbManager.GADGET_HAL_V1_1;
+import static android.hardware.usb.UsbManager.GADGET_HAL_V1_2;
+
+import static com.android.server.usb.UsbDeviceManager.logAndPrint;
+import static com.android.server.usb.UsbDeviceManager.logAndPrintException;
+
+import android.annotation.Nullable;
+import android.hardware.usb.gadget.V1_0.Status;
+import android.hardware.usb.gadget.V1_0.IUsbGadget;
+import android.hardware.usb.gadget.V1_2.IUsbGadgetCallback;
+import android.hardware.usb.gadget.V1_2.UsbSpeed;
+import android.hardware.usb.UsbAccessory;
+import android.hardware.usb.UsbManager;
+import android.hardware.usb.UsbManager.UsbGadgetHalVersion;
+import android.hardware.usb.UsbManager.UsbHalVersion;
+import android.hidl.manager.V1_0.IServiceManager;
+import android.hidl.manager.V1_0.IServiceNotification;
+import android.os.IHwBinder;
+import android.os.RemoteException;
+import android.util.Log;
+
+import com.android.internal.annotations.GuardedBy;
+import com.android.internal.util.IndentingPrintWriter;
+import com.android.server.usb.UsbDeviceManager;
+
+import java.util.ArrayList;
+import java.util.NoSuchElementException;
+import java.util.Objects;
+/**
+ *
+ */
+public final class UsbGadgetHidl implements UsbGadgetHal {
+    // Cookie sent for usb gadget hal death notification.
+    private static final int USB_GADGET_HAL_DEATH_COOKIE = 2000;
+    // Proxy object for the usb gadget hal daemon.
+    @GuardedBy("mGadgetProxyLock")
+    private IUsbGadget mGadgetProxy;
+    private UsbDeviceManager mDeviceManager;
+    private final IndentingPrintWriter mPw;
+    // Mutex for all mutable shared state.
+    private final Object mGadgetProxyLock = new Object();
+    private UsbGadgetCallback mUsbGadgetCallback;
+
+    public @UsbGadgetHalVersion int getGadgetHalVersion() throws RemoteException {
+        int version;
+        synchronized(mGadgetProxyLock) {
+            if (mGadgetProxy == null) {
+                throw new RemoteException("IUsbGadget not initialized yet");
+            }
+            if (android.hardware.usb.gadget.V1_2.IUsbGadget.castFrom(mGadgetProxy) != null) {
+                version = UsbManager.GADGET_HAL_V1_2;
+            } else if (android.hardware.usb.gadget.V1_1.IUsbGadget.castFrom(mGadgetProxy) != null) {
+                version = UsbManager.GADGET_HAL_V1_1;
+            } else {
+                version = UsbManager.GADGET_HAL_V1_0;
+            }
+            logAndPrint(Log.INFO, mPw, "USB Gadget HAL HIDL version: " + version);
+            return version;
+        }
+    }
+
+    final class DeathRecipient implements IHwBinder.DeathRecipient {
+        private final IndentingPrintWriter mPw;
+
+        DeathRecipient(IndentingPrintWriter pw) {
+            mPw = pw;
+        }
+
+        @Override
+        public void serviceDied(long cookie) {
+            if (cookie == USB_GADGET_HAL_DEATH_COOKIE) {
+                logAndPrint(Log.ERROR, mPw, "Usb Gadget hal service died cookie: " + cookie);
+                synchronized (mGadgetProxyLock) {
+                    mGadgetProxy = null;
+                }
+            }
+        }
+    }
+
+    final class ServiceNotification extends IServiceNotification.Stub {
+        @Override
+        public void onRegistration(String fqName, String name, boolean preexisting) {
+            logAndPrint(Log.INFO, mPw, "Usb gadget hal service started " + fqName + " " + name);
+            connectToProxy(null);
+        }
+    }
+
+    private void connectToProxy(IndentingPrintWriter pw) {
+        synchronized (mGadgetProxyLock) {
+            if (mGadgetProxy != null) {
+                return;
+            }
+
+            try {
+                mGadgetProxy = IUsbGadget.getService();
+                mGadgetProxy.linkToDeath(new DeathRecipient(pw), USB_GADGET_HAL_DEATH_COOKIE);
+            } catch (NoSuchElementException e) {
+                logAndPrintException(pw, "connectToProxy: usb gadget hal service not found."
+                        + " Did the service fail to start?", e);
+            } catch (RemoteException e) {
+                logAndPrintException(pw, "connectToProxy: usb gadget hal service not responding"
+                        , e);
+            }
+        }
+    }
+
+    @Override
+    public void systemReady() {
+    }
+
+    static boolean isServicePresent(IndentingPrintWriter pw) {
+        try {
+            IUsbGadget.getService(true);
+        } catch (NoSuchElementException e) {
+            logAndPrintException(pw, "connectToProxy: usb gadget hidl hal service not found.", e);
+            return false;
+        } catch (RemoteException e) {
+            logAndPrintException(pw, "IUSBGadget hal service present but failed to get service", e);
+        }
+
+        return true;
+    }
+
+    public UsbGadgetHidl(UsbDeviceManager deviceManager, IndentingPrintWriter pw) {
+        mDeviceManager = Objects.requireNonNull(deviceManager);
+        mPw = pw;
+        try {
+            ServiceNotification serviceNotification = new ServiceNotification();
+
+            boolean ret = IServiceManager.getService()
+                    .registerForNotifications("android.hardware.usb.gadget@1.0::IUsbGadget",
+                            "", serviceNotification);
+            if (!ret) {
+                logAndPrint(Log.ERROR, pw, "Failed to register service start notification");
+            }
+        } catch (RemoteException e) {
+            logAndPrintException(pw, "Failed to register service start notification", e);
+            return;
+        }
+        connectToProxy(mPw);
+    }
+
+    @Override
+    public void getCurrentUsbFunctions(long transactionId) {
+        try {
+            synchronized(mGadgetProxyLock) {
+                mGadgetProxy.getCurrentUsbFunctions(new UsbGadgetCallback());
+            }
+        } catch (RemoteException e) {
+            logAndPrintException(mPw,
+                    "RemoteException while calling getCurrentUsbFunctions", e);
+            return;
+        }
+    }
+
+    @Override
+    public void getUsbSpeed(long transactionId) {
+        try {
+            synchronized(mGadgetProxyLock) {
+                if (android.hardware.usb.gadget.V1_2.IUsbGadget.castFrom(mGadgetProxy) != null) {
+                    android.hardware.usb.gadget.V1_2.IUsbGadget gadgetProxy =
+                    android.hardware.usb.gadget.V1_2.IUsbGadget.castFrom(mGadgetProxy);
+                    gadgetProxy.getUsbSpeed(new UsbGadgetCallback());
+                }
+            }
+        } catch (RemoteException e) {
+            logAndPrintException(mPw, "get UsbSpeed failed", e);
+        }
+    }
+
+    @Override
+    public void reset() {
+        try {
+            synchronized(mGadgetProxyLock) {
+                if (android.hardware.usb.gadget.V1_2.IUsbGadget.castFrom(mGadgetProxy) != null) {
+                    android.hardware.usb.gadget.V1_2.IUsbGadget gadgetProxy =
+                    android.hardware.usb.gadget.V1_2.IUsbGadget.castFrom(mGadgetProxy);
+                    gadgetProxy.reset();
+                }
+            }
+        } catch (RemoteException e) {
+            logAndPrintException(mPw,
+                    "RemoteException while calling getUsbSpeed", e);
+            return;
+        }
+    }
+
+    @Override
+    public void setCurrentUsbFunctions(int mRequest, long mFunctions,
+            boolean mChargingFunctions, int timeout, long operationId) {
+        try {
+            mUsbGadgetCallback = new UsbGadgetCallback(null, mRequest,
+                                      mFunctions, mChargingFunctions);
+            synchronized(mGadgetProxyLock) {
+                mGadgetProxy.setCurrentUsbFunctions(mFunctions, mUsbGadgetCallback, timeout);
+            }
+        } catch (RemoteException e) {
+            logAndPrintException(mPw,
+                    "RemoteException while calling setCurrentUsbFunctions"
+                    + " mRequest = " + mRequest
+                    + ", mFunctions = " + mFunctions
+                    + ", timeout = " + timeout
+                    + ", mChargingFunctions = " + mChargingFunctions
+                    + ", operationId =" + operationId, e);
+            return;
+        }
+    }
+
+    private class UsbGadgetCallback extends IUsbGadgetCallback.Stub {
+        public int mRequest;
+        public long mFunctions;
+        public boolean mChargingFunctions;
+
+        UsbGadgetCallback() {
+        }
+        UsbGadgetCallback(IndentingPrintWriter pw, int request,
+                long functions, boolean chargingFunctions) {
+            mRequest = request;
+            mFunctions = functions;
+            mChargingFunctions = chargingFunctions;
+        }
+
+        @Override
+        public void setCurrentUsbFunctionsCb(long functions,
+                int status) {
+            mDeviceManager.setCurrentUsbFunctionsCb(functions, status,
+                    mRequest, mFunctions, mChargingFunctions);
+        }
+
+        @Override
+        public void getCurrentUsbFunctionsCb(long functions,
+                int status) {
+            mDeviceManager.getCurrentUsbFunctionsCb(functions, status);
+        }
+
+        @Override
+        public void getUsbSpeedCb(int speed) {
+            mDeviceManager.getUsbSpeedCb(speed);
+        }
+    }
+}
+
diff --git a/services/voiceinteraction/java/com/android/server/soundtrigger/OWNERS b/services/voiceinteraction/java/com/android/server/soundtrigger/OWNERS
index e5d0370..01b2cb9 100644
--- a/services/voiceinteraction/java/com/android/server/soundtrigger/OWNERS
+++ b/services/voiceinteraction/java/com/android/server/soundtrigger/OWNERS
@@ -1,2 +1,2 @@
-ytai@google.com
+atneya@google.com
 elaurent@google.com
diff --git a/telephony/java/android/telephony/SmsMessage.java b/telephony/java/android/telephony/SmsMessage.java
index c2b65f8..845449e 100644
--- a/telephony/java/android/telephony/SmsMessage.java
+++ b/telephony/java/android/telephony/SmsMessage.java
@@ -1020,6 +1020,26 @@
     }
 
     /**
+     * Return the encoding type of a received SMS message, which is specified using ENCODING_*
+     * GSM: defined in android.telephony.SmsConstants
+     * CDMA: defined in android.telephony.cdma.UserData
+     *
+     * @hide
+     */
+    public int getReceivedEncodingType() {
+        return mWrappedSmsMessage.getReceivedEncodingType();
+    }
+
+    /**
+     * Check if format of the message is 3GPP.
+     *
+     * @hide
+     */
+    public boolean is3gpp() {
+        return (mWrappedSmsMessage instanceof com.android.internal.telephony.gsm.SmsMessage);
+    }
+
+    /**
      * Determines whether or not to use CDMA format for MO SMS.
      * If SMS over IMS is supported, then format is based on IMS SMS format,
      * otherwise format is based on current phone type.
diff --git a/telephony/java/android/telephony/ims/RcsContactPresenceTuple.java b/telephony/java/android/telephony/ims/RcsContactPresenceTuple.java
index 6a6c306..74bac22 100644
--- a/telephony/java/android/telephony/ims/RcsContactPresenceTuple.java
+++ b/telephony/java/android/telephony/ims/RcsContactPresenceTuple.java
@@ -147,7 +147,7 @@
             "org.3gpp.urn:urn-7:3gpp-application.ims.iari.rcs.chatbot";
 
     /**
-     * The service ID used to indicate that the Standalone Messaging is available.
+     * The service ID used to indicate that the Chatbot using Standalone Messaging is available.
      * <p>
      * See the GSMA RCC.07 specification for more information.
      */
@@ -161,6 +161,14 @@
      */
     public static final String SERVICE_ID_CHATBOT_ROLE = "org.gsma.rcs.isbot";
 
+    /**
+     * The service ID used to indicate that the Standalone Messaging is available.
+     * <p>
+     * See the GSMA RCC.07 RCS5_1_advanced_communications_specification_v4.0 specification
+     * for more information.
+     */
+    public static final String SERVICE_ID_SLM = "org.openmobilealliance:StandaloneMsg";
+
     /** @hide */
     @Retention(RetentionPolicy.SOURCE)
     @StringDef(prefix = "SERVICE_ID_", value = {
@@ -177,7 +185,8 @@
             SERVICE_ID_SHARED_SKETCH,
             SERVICE_ID_CHATBOT,
             SERVICE_ID_CHATBOT_STANDALONE,
-            SERVICE_ID_CHATBOT_ROLE
+            SERVICE_ID_CHATBOT_ROLE,
+            SERVICE_ID_SLM
     })
     public @interface ServiceId {}
 
diff --git a/telephony/java/com/android/internal/telephony/SmsMessageBase.java b/telephony/java/com/android/internal/telephony/SmsMessageBase.java
index 6d46ed3..0cc1e98 100644
--- a/telephony/java/com/android/internal/telephony/SmsMessageBase.java
+++ b/telephony/java/com/android/internal/telephony/SmsMessageBase.java
@@ -16,6 +16,8 @@
 
 package com.android.internal.telephony;
 
+import static com.android.internal.telephony.SmsConstants.ENCODING_UNKNOWN;
+
 import android.compat.annotation.UnsupportedAppUsage;
 import android.os.Build;
 import android.telephony.SmsMessage;
@@ -94,6 +96,15 @@
     protected boolean mMwiDontStore;
 
     /**
+     * The encoding type of a received SMS message, which is specified using ENCODING_*
+     * GSM: defined in android.telephony.SmsConstants
+     * CDMA: defined in android.telephony.cdma.UserData
+     *
+     * @hide
+     */
+    protected int mReceivedEncodingType = ENCODING_UNKNOWN;
+
+    /**
      * Indicates status for messages stored on the ICC.
      */
     protected int mStatusOnIcc = -1;
@@ -512,4 +523,8 @@
 
         return mRecipientAddress.getAddressString();
     }
+
+    public int getReceivedEncodingType() {
+        return mReceivedEncodingType;
+    }
 }
diff --git a/telephony/java/com/android/internal/telephony/cdma/SmsMessage.java b/telephony/java/com/android/internal/telephony/cdma/SmsMessage.java
index f636276..b51ba31 100644
--- a/telephony/java/com/android/internal/telephony/cdma/SmsMessage.java
+++ b/telephony/java/com/android/internal/telephony/cdma/SmsMessage.java
@@ -780,6 +780,7 @@
             mUserData = mBearerData.userData.payload;
             mUserDataHeader = mBearerData.userData.userDataHeader;
             mMessageBody = mBearerData.userData.payloadStr;
+            mReceivedEncodingType = mBearerData.userData.msgEncoding;
         }
 
         if (mOriginatingAddress != null) {
@@ -860,6 +861,9 @@
             Rlog.w(LOG_TAG, "BearerData.decode() returned null");
             return null;
         }
+        if (bData.userData != null) {
+            mReceivedEncodingType = bData.userData.msgEncoding;
+        }
 
         if (Rlog.isLoggable(LOGGABLE_TAG, Log.VERBOSE)) {
             Rlog.d(LOG_TAG, "MT raw BearerData = " + HexDump.toHexString(mEnvelope.bearerData));
diff --git a/telephony/java/com/android/internal/telephony/gsm/SmsMessage.java b/telephony/java/com/android/internal/telephony/gsm/SmsMessage.java
index 7a5bf06..09ead31 100644
--- a/telephony/java/com/android/internal/telephony/gsm/SmsMessage.java
+++ b/telephony/java/com/android/internal/telephony/gsm/SmsMessage.java
@@ -1462,28 +1462,28 @@
             } else {
                 switch ((mDataCodingScheme >> 2) & 0x3) {
                 case 0: // GSM 7 bit default alphabet
-                    encodingType = ENCODING_7BIT;
-                    break;
+                        encodingType = ENCODING_7BIT;
+                        break;
 
                 case 2: // UCS 2 (16bit)
-                    encodingType = ENCODING_16BIT;
-                    break;
+                        encodingType = ENCODING_16BIT;
+                        break;
 
                 case 1: // 8 bit data
-                    //Support decoding the user data payload as pack GSM 8-bit (a GSM alphabet string
-                    //that's stored in 8-bit unpacked format) characters.
-                    if (r.getBoolean(com.android.internal.
-                            R.bool.config_sms_decode_gsm_8bit_data)) {
-                        encodingType = ENCODING_8BIT;
-                        break;
-                    }
+                        // Support decoding the user data payload as pack GSM 8-bit (a GSM alphabet
+                        // string that's stored in 8-bit unpacked format) characters.
+                        if (r.getBoolean(com.android.internal
+                                .R.bool.config_sms_decode_gsm_8bit_data)) {
+                            encodingType = ENCODING_8BIT;
+                            break;
+                        }
 
                 case 3: // reserved
-                    Rlog.w(LOG_TAG, "1 - Unsupported SMS data coding scheme "
-                            + (mDataCodingScheme & 0xff));
-                    encodingType = r.getInteger(
-                            com.android.internal.R.integer.default_reserved_data_coding_scheme);
-                    break;
+                        Rlog.w(LOG_TAG, "1 - Unsupported SMS data coding scheme "
+                                + (mDataCodingScheme & 0xff));
+                        encodingType = r.getInteger(
+                                com.android.internal.R.integer.default_reserved_data_coding_scheme);
+                        break;
                 }
             }
         } else if ((mDataCodingScheme & 0xf0) == 0xf0) {
@@ -1558,6 +1558,7 @@
                 encodingType == ENCODING_7BIT);
         this.mUserData = p.getUserData();
         this.mUserDataHeader = p.getUserDataHeader();
+        this.mReceivedEncodingType = encodingType;
 
         /*
          * Look for voice mail indication in TP_UDH TS23.040 9.2.3.24
diff --git a/tests/CanvasCompare/Android.bp b/tests/CanvasCompare/Android.bp
deleted file mode 100644
index 9883115..0000000
--- a/tests/CanvasCompare/Android.bp
+++ /dev/null
@@ -1,63 +0,0 @@
-//
-// Copyright (C) 2012 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 {
-    // See: http://go/android-license-faq
-    default_applicable_licenses: [
-        "frameworks_base_license",
-    ],
-}
-
-android_test {
-    name: "CanvasCompare",
-    srcs: [
-        "src/**/*.java",
-        ":CanvasCompare-rscript{CanvasCompare.srcjar}",
-    ],
-    resource_zips: [
-        ":CanvasCompare-rscript{CanvasCompare.res.zip}",
-    ],
-    platform_apis: true,
-    libs: [
-        "android.test.runner",
-        "android.test.base",
-    ],
-    static_libs: ["junit"],
-}
-
-genrule {
-    name: "CanvasCompare-rscript",
-    srcs: [
-        "src/**/*.rscript",
-        ":rs_script_api",
-        ":rs_clang_headers",
-    ],
-    tools: [
-        "llvm-rs-cc",
-        "soong_zip",
-    ],
-    out: [
-        "CanvasCompare.srcjar",
-        "CanvasCompare.res.zip",
-    ],
-    cmd: "for f in $(locations src/**/*.rscript); do " +
-        "  $(location llvm-rs-cc) -o $(genDir)/res/raw -p $(genDir)/src " +
-        "  -I $$(dirname $$(echo $(locations :rs_script_api) | awk '{ print $$1 }')) " +
-        "  -I $$(dirname $$(echo $(locations :rs_clang_headers) | awk '{ print $$1 }')) $${f}; " +
-        "done && " +
-        "$(location soong_zip) -srcjar -o $(location CanvasCompare.srcjar) -C $(genDir)/src -D $(genDir)/src &&" +
-        "$(location soong_zip) -o $(location CanvasCompare.res.zip) -C $(genDir)/res -D $(genDir)/res",
-}
diff --git a/tests/CanvasCompare/AndroidManifest.xml b/tests/CanvasCompare/AndroidManifest.xml
deleted file mode 100644
index 2734e7f..0000000
--- a/tests/CanvasCompare/AndroidManifest.xml
+++ /dev/null
@@ -1,48 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2012 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.
--->
-
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-     package="com.android.test.hwuicompare">
-
-    <uses-permission android:name="android.permission.INTERNET"/>
-    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
-    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
-
-    <application android:label="@string/app_name"
-         android:theme="@android:style/Theme.Holo.Light.NoActionBar">
-        <activity android:name="AutomaticActivity"
-             android:label="CanvasAutoCompare"
-             android:exported="true">
-            <intent-filter>
-                <action android:name="android.intent.action.MAIN"/>
-                <category android:name="android.intent.category.LAUNCHER"/>
-            </intent-filter>
-        </activity>
-        <activity android:name="ManualActivity"
-             android:label="CanvasManualCompare"
-             android:exported="true">
-            <intent-filter>
-                <action android:name="android.intent.action.MAIN"/>
-                <category android:name="android.intent.category.LAUNCHER"/>
-            </intent-filter>
-        </activity>
-        <uses-library android:name="android.test.runner"/>
-    </application>
-    <instrumentation android:name="android.test.InstrumentationTestRunner"
-         android:targetPackage="com.android.test.hwuicompare"
-         android:label="HW/SW Canvas comparison tool."/>
-
-</manifest>
diff --git a/tests/CanvasCompare/OWNERS b/tests/CanvasCompare/OWNERS
deleted file mode 100644
index c88a9f8..0000000
--- a/tests/CanvasCompare/OWNERS
+++ /dev/null
@@ -1 +0,0 @@
-include /libs/hwui/OWNERS
diff --git a/tests/CanvasCompare/res/drawable/sunset1.jpg b/tests/CanvasCompare/res/drawable/sunset1.jpg
deleted file mode 100644
index 3b4e056..0000000
--- a/tests/CanvasCompare/res/drawable/sunset1.jpg
+++ /dev/null
Binary files differ
diff --git a/tests/CanvasCompare/res/layout/automatic_layout.xml b/tests/CanvasCompare/res/layout/automatic_layout.xml
deleted file mode 100644
index e049ec0..0000000
--- a/tests/CanvasCompare/res/layout/automatic_layout.xml
+++ /dev/null
@@ -1,38 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2012 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.
--->
-<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent" >
-
-    <com.android.test.hwuicompare.MainView
-        android:id="@+id/hardware_view"
-        android:layout_width="@dimen/layer_width"
-        android:layout_height="@dimen/layer_width" />
-
-    <ImageView
-        android:id="@+id/software_image_view"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_alignParentRight="true" />
-
-    <ImageView
-        android:id="@+id/hardware_image_view"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_alignParentBottom="true"
-        android:layout_alignParentRight="true" />
-
-</RelativeLayout>
diff --git a/tests/CanvasCompare/res/layout/manual_layout.xml b/tests/CanvasCompare/res/layout/manual_layout.xml
deleted file mode 100644
index 1a9288c..0000000
--- a/tests/CanvasCompare/res/layout/manual_layout.xml
+++ /dev/null
@@ -1,119 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2012 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.
--->
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:gravity="center_horizontal"
-    android:orientation="vertical" >
-
-    <HorizontalScrollView
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content" >
-
-        <LinearLayout
-            android:id="@+id/spinner_layout"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:orientation="horizontal" />
-    </HorizontalScrollView>
-
-    <LinearLayout
-        android:layout_width="match_parent"
-        android:layout_height="0dip"
-        android:layout_weight="1"
-        android:baselineAligned="true"
-        android:orientation="horizontal" >
-
-        <LinearLayout
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_weight="1"
-            android:gravity="center"
-            android:orientation="horizontal" >
-
-            <com.android.test.hwuicompare.MainView
-                android:id="@+id/hardware_view"
-                android:layout_width="@dimen/layer_width"
-                android:layout_height="@dimen/layer_width" />
-        </LinearLayout>
-
-        <LinearLayout
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_weight="1"
-            android:gravity="center"
-            android:orientation="horizontal" >
-
-            <com.android.test.hwuicompare.MainView
-                android:id="@+id/software_view"
-                android:layout_width="@dimen/layer_width"
-                android:layout_height="@dimen/layer_width" />
-        </LinearLayout>
-    </LinearLayout>
-
-    <ImageView
-        android:id="@+id/compare_image_view"
-        android:layout_width="@dimen/layer_width_double"
-        android:layout_height="@dimen/layer_height_double"
-        android:filter="false" />
-
-    <LinearLayout
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:gravity="center"
-        android:orientation="horizontal" >
-
-        <ImageButton
-            android:id="@+id/previous"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:contentDescription="@string/previous_combination"
-            android:src="@android:drawable/ic_media_previous" />
-
-        <ImageButton
-            android:id="@+id/next"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:contentDescription="@string/next_combination"
-            android:src="@android:drawable/ic_media_next" />
-
-        <TextView
-            android:id="@+id/current_error"
-            android:layout_width="100dp"
-            android:layout_height="wrap_content"
-            android:gravity="center"
-            android:textAppearance="?android:attr/textAppearanceLarge" />
-
-        <Button
-            android:id="@+id/show_hardware_version"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:text="@string/show_hardware_version" />
-
-        <Button
-            android:id="@+id/show_software_version"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:text="@string/show_software_version" />
-
-        <Button
-            android:id="@+id/show_error_heatmap"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:text="@string/show_error_heatmap" />
-    </LinearLayout>
-
-</LinearLayout>
diff --git a/tests/CanvasCompare/res/values/strings.xml b/tests/CanvasCompare/res/values/strings.xml
deleted file mode 100644
index edd4610..0000000
--- a/tests/CanvasCompare/res/values/strings.xml
+++ /dev/null
@@ -1,31 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2012 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.
--->
-<resources>
-    <string name="app_name">Canvas Compare Test</string>
-
-    <!-- show hardware rendered version of the layer -->
-    <string name="show_hardware_version">Hardware</string>
-    <!-- show software rendered version of the layer -->
-    <string name="show_software_version">Software</string>
-    <!-- show layer error -->
-    <string name="show_error_values">Error</string>
-    <!-- show layer error heatmap -->
-    <string name="show_error_heatmap">Heatmap</string>
-    <!--  select and display the next combination of painting options-->
-    <string name="next_combination">Next Combination</string>
-    <!--  select and display the previous combination of painting options-->
-    <string name="previous_combination">Previous Combination</string>
-</resources>
diff --git a/tests/CanvasCompare/res/values/values.xml b/tests/CanvasCompare/res/values/values.xml
deleted file mode 100644
index f69378d..0000000
--- a/tests/CanvasCompare/res/values/values.xml
+++ /dev/null
@@ -1,25 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2012 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.
--->
-<resources>
-
-    <!-- NOTE: the below MUST be multiples of 64 -->
-    <dimen name="layer_height">320px</dimen>
-    <dimen name="layer_width">320px</dimen>
-
-    <dimen name="layer_height_double">640px</dimen>
-    <dimen name="layer_width_double">640px</dimen>
-
-</resources>
diff --git a/tests/CanvasCompare/src/com/android/test/hwuicompare/AutomaticActivity.java b/tests/CanvasCompare/src/com/android/test/hwuicompare/AutomaticActivity.java
deleted file mode 100644
index 8ccd4e2..0000000
--- a/tests/CanvasCompare/src/com/android/test/hwuicompare/AutomaticActivity.java
+++ /dev/null
@@ -1,310 +0,0 @@
-/*
- * Copyright (C) 2012 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 com.android.test.hwuicompare;
-
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.util.ArrayList;
-import java.util.Comparator;
-import java.util.HashMap;
-import java.util.TreeSet;
-
-import org.json.JSONException;
-import org.json.JSONObject;
-
-import android.os.Bundle;
-import android.os.Environment;
-import android.os.Trace;
-import android.util.Log;
-import android.widget.ImageView;
-import android.widget.Toast;
-
-public class AutomaticActivity extends CompareActivity {
-    private static final String LOG_TAG = "AutomaticActivity";
-    private static final float ERROR_DISPLAY_THRESHOLD = 0.01f;
-    protected static final boolean DRAW_BITMAPS = false;
-
-    /**
-     * Threshold of error change required to consider a test regressed/improved
-     */
-    private static final float ERROR_CHANGE_THRESHOLD = 0.001f;
-
-    private static final float[] ERROR_CUTOFFS = {
-            0, 0.005f, 0.01f, 0.02f, 0.05f, 0.1f, 0.25f, 0.5f, 1f, 2f
-    };
-
-    private final float[] mErrorRates = new float[ERROR_CUTOFFS.length];
-    private float mTotalTests = 0;
-    private float mTotalError = 0;
-    private int mTestsRegressed = 0;
-    private int mTestsImproved = 0;
-
-    private ImageView mSoftwareImageView = null;
-    private ImageView mHardwareImageView = null;
-
-
-    public abstract static class FinalCallback {
-        abstract void report(String name, float value);
-        void complete() {};
-    }
-
-    private final ArrayList<FinalCallback> mFinalCallbacks = new ArrayList<FinalCallback>();
-
-    Runnable mRunnable = new Runnable() {
-        @Override
-        public void run() {
-            loadBitmaps();
-            if (mSoftwareBitmap == null || mHardwareBitmap == null) {
-                Log.e(LOG_TAG, "bitmap is null");
-                return;
-            }
-
-            if (DRAW_BITMAPS) {
-                mSoftwareImageView.setImageBitmap(mSoftwareBitmap);
-                mHardwareImageView.setImageBitmap(mHardwareBitmap);
-            }
-
-            Trace.traceBegin(Trace.TRACE_TAG_ALWAYS, "calculateError");
-            float error = mErrorCalculator.calcErrorRS(mSoftwareBitmap, mHardwareBitmap);
-            Trace.traceEnd(Trace.TRACE_TAG_ALWAYS);
-
-            final String[] modifierNames = DisplayModifier.getLastAppliedModifications();
-            handleError(modifierNames, error);
-
-            if (DisplayModifier.step()) {
-                finishTest();
-            } else {
-                mHardwareView.invalidate();
-                if (DRAW_BITMAPS) {
-                    mSoftwareImageView.invalidate();
-                    mHardwareImageView.invalidate();
-                }
-            }
-            mHandler.removeCallbacks(mRunnable);
-        }
-    };
-
-    @Override
-    protected void onPause() {
-        super.onPause();
-        mHandler.removeCallbacks(mRunnable);
-    };
-
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        setContentView(R.layout.automatic_layout);
-
-        mSoftwareImageView = findViewById(R.id.software_image_view);
-        mHardwareImageView = findViewById(R.id.hardware_image_view);
-
-        onCreateCommon(mRunnable);
-        beginTest();
-    }
-
-    private static class TestResult {
-        TestResult(String label, float error) {
-            mLabel = label;
-            mTotalError = error;
-            mCount = 1;
-        }
-        public void addInto(float error) {
-            mTotalError += error;
-            mCount++;
-        }
-        public float getAverage() {
-            return mTotalError / mCount;
-        }
-        final String mLabel;
-        float mTotalError;
-        int mCount;
-    }
-
-    JSONObject mOutputJson = null;
-    JSONObject mInputJson = null;
-    final HashMap<String, TestResult> mModifierResults = new HashMap<String, TestResult>();
-    final HashMap<String, TestResult> mIndividualResults = new HashMap<String, TestResult>();
-    final HashMap<String, TestResult> mModifierDiffResults = new HashMap<String, TestResult>();
-    final HashMap<String, TestResult> mIndividualDiffResults = new HashMap<String, TestResult>();
-    private void beginTest() {
-        mFinalCallbacks.add(new FinalCallback() {
-            @Override
-            void report(String name, float value) {
-                Log.d(LOG_TAG, name + " " + value);
-            };
-        });
-
-        File inputFile = new File(Environment.getExternalStorageDirectory(),
-                "CanvasCompareInput.json");
-        if (inputFile.exists() && inputFile.canRead() && inputFile.length() > 0) {
-            try {
-                FileInputStream inputStream = new FileInputStream(inputFile);
-                Log.d(LOG_TAG, "Parsing input file...");
-                StringBuffer content = new StringBuffer((int)inputFile.length());
-                byte[] buffer = new byte[1024];
-                while (inputStream.read(buffer) != -1) {
-                    content.append(new String(buffer));
-                }
-                mInputJson = new JSONObject(content.toString());
-                inputStream.close();
-                Log.d(LOG_TAG, "Parsed input file with " + mInputJson.length() + " entries");
-            } catch (JSONException e) {
-                Log.e(LOG_TAG, "error parsing input json", e);
-            } catch (IOException e) {
-                Log.e(LOG_TAG, "error reading input json from sd", e);
-            }
-        }
-
-        mOutputJson = new JSONObject();
-    }
-
-    private static void logTestResultHash(String label, HashMap<String, TestResult> map) {
-        Log.d(LOG_TAG, "---------------");
-        Log.d(LOG_TAG, label + ":");
-        Log.d(LOG_TAG, "---------------");
-        TreeSet<TestResult> set = new TreeSet<TestResult>(new Comparator<TestResult>() {
-            @Override
-            public int compare(TestResult lhs, TestResult rhs) {
-                if (lhs == rhs) return 0; // don't need to worry about complex equality
-
-                int cmp = Float.compare(lhs.getAverage(), rhs.getAverage());
-                if (cmp != 0) {
-                    return cmp;
-                }
-                return lhs.mLabel.compareTo(rhs.mLabel);
-            }
-        });
-
-        for (TestResult t : map.values()) {
-            set.add(t);
-        }
-
-        for (TestResult t : set.descendingSet()) {
-            if (Math.abs(t.getAverage()) > ERROR_DISPLAY_THRESHOLD) {
-                Log.d(LOG_TAG, String.format("%2.4f : %s", t.getAverage(), t.mLabel));
-            }
-        }
-        Log.d(LOG_TAG, "");
-    }
-
-    private void finishTest() {
-        for (FinalCallback c : mFinalCallbacks) {
-            c.report("averageError", (mTotalError / mTotalTests));
-            for (int i = 1; i < ERROR_CUTOFFS.length; i++) {
-                c.report(String.format("tests with error over %1.3f", ERROR_CUTOFFS[i]),
-                        mErrorRates[i]);
-            }
-            if (mInputJson != null) {
-                c.report("tests regressed", mTestsRegressed);
-                c.report("tests improved", mTestsImproved);
-            }
-            c.complete();
-        }
-
-        try {
-            if (mOutputJson != null) {
-                String outputString = mOutputJson.toString(4);
-                File outputFile = new File(Environment.getExternalStorageDirectory(),
-                        "CanvasCompareOutput.json");
-                FileOutputStream outputStream = new FileOutputStream(outputFile);
-                outputStream.write(outputString.getBytes());
-                outputStream.close();
-                Log.d(LOG_TAG, "Saved output file with " + mOutputJson.length() + " entries");
-            }
-        } catch (JSONException e) {
-            Log.e(LOG_TAG, "error during JSON stringify", e);
-        } catch (IOException e) {
-            Log.e(LOG_TAG, "error storing JSON output on sd", e);
-        }
-
-        logTestResultHash("Modifier change vs previous", mModifierDiffResults);
-        logTestResultHash("Invidual test change vs previous", mIndividualDiffResults);
-        logTestResultHash("Modifier average test results", mModifierResults);
-        logTestResultHash("Individual test results", mIndividualResults);
-
-        Toast.makeText(getApplicationContext(), "done!", Toast.LENGTH_SHORT).show();
-        finish();
-    }
-
-    /**
-     * Inserts the error value into all TestResult objects, associated with each of its modifiers
-     */
-    private static void addForAllModifiers(String fullName, float error, String[] modifierNames,
-            HashMap<String, TestResult> modifierResults) {
-        for (String modifierName : modifierNames) {
-            TestResult r = modifierResults.get(fullName);
-            if (r == null) {
-                modifierResults.put(modifierName, new TestResult(modifierName, error));
-            } else {
-                r.addInto(error);
-            }
-        }
-    }
-
-    private void handleError(final String[] modifierNames, final float error) {
-        String fullName = "";
-        for (String s : modifierNames) {
-            fullName = fullName.concat("." + s);
-        }
-        fullName = fullName.substring(1);
-
-        float deltaError = 0;
-        if (mInputJson != null) {
-            try {
-                deltaError = error - (float)mInputJson.getDouble(fullName);
-            } catch (JSONException e) {
-                Log.w(LOG_TAG, "Warning: unable to read from input json", e);
-            }
-            if (deltaError > ERROR_CHANGE_THRESHOLD) mTestsRegressed++;
-            if (deltaError < -ERROR_CHANGE_THRESHOLD) mTestsImproved++;
-            mIndividualDiffResults.put(fullName, new TestResult(fullName, deltaError));
-            addForAllModifiers(fullName, deltaError, modifierNames, mModifierDiffResults);
-        }
-
-        mIndividualResults.put(fullName, new TestResult(fullName, error));
-        addForAllModifiers(fullName, error, modifierNames, mModifierResults);
-
-        try {
-            if (mOutputJson != null) {
-                mOutputJson.put(fullName, error);
-            }
-        } catch (JSONException e) {
-            Log.e(LOG_TAG, "exception during JSON recording", e);
-            mOutputJson = null;
-        }
-
-        for (int i = 0; i < ERROR_CUTOFFS.length; i++) {
-            if (error <= ERROR_CUTOFFS[i]) break;
-            mErrorRates[i]++;
-        }
-        mTotalError += error;
-        mTotalTests++;
-    }
-
-    @Override
-    protected boolean forceRecreateBitmaps() {
-        // disable, unless needed for drawing into imageviews
-        return DRAW_BITMAPS;
-    }
-
-    // FOR TESTING
-    public void setFinalCallback(FinalCallback c) {
-        mFinalCallbacks.add(c);
-    }
-}
diff --git a/tests/CanvasCompare/src/com/android/test/hwuicompare/CompareActivity.java b/tests/CanvasCompare/src/com/android/test/hwuicompare/CompareActivity.java
deleted file mode 100644
index 0dec1de..0000000
--- a/tests/CanvasCompare/src/com/android/test/hwuicompare/CompareActivity.java
+++ /dev/null
@@ -1,122 +0,0 @@
-/*
- * Copyright (C) 2012 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 com.android.test.hwuicompare;
-
-import java.lang.reflect.InvocationTargetException;
-import java.lang.reflect.Method;
-
-import com.android.test.hwuicompare.R;
-
-import android.app.Activity;
-import android.graphics.Bitmap;
-import android.graphics.Canvas;
-import android.graphics.Color;
-import android.graphics.drawable.ColorDrawable;
-import android.os.Handler;
-import android.os.Trace;
-import android.util.Log;
-import android.view.View;
-
-abstract public class CompareActivity extends Activity {
-    private static final String LOG_TAG = "CompareActivity";
-
-    protected MainView mHardwareView = null;
-
-    protected Bitmap mSoftwareBitmap;
-    protected Bitmap mHardwareBitmap;
-
-    protected ErrorCalculator mErrorCalculator;
-
-    protected Handler mHandler;
-
-    Runnable mDrawCallback = null;
-    protected boolean mRedrewFlag = true;
-
-    protected void onCreateCommon(final Runnable postDrawCallback) {
-        mDrawCallback = new Runnable() {
-            @Override
-            public void run() {
-                mRedrewFlag = true;
-                mHandler.post(postDrawCallback);
-            };
-        };
-        getWindow().setBackgroundDrawable(new ColorDrawable(0xffefefef));
-        ResourceModifiers.init(getResources());
-
-        mHardwareView = findViewById(R.id.hardware_view);
-        mHardwareView.setLayerType(View.LAYER_TYPE_HARDWARE, null);
-        mHardwareView.setBackgroundColor(Color.WHITE);
-        mHardwareView.addDrawCallback(mDrawCallback);
-
-        int width = getResources().getDimensionPixelSize(R.dimen.layer_width);
-        int height = getResources().getDimensionPixelSize(R.dimen.layer_height);
-        mSoftwareBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
-        mHardwareBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
-
-        mErrorCalculator = new ErrorCalculator(getApplicationContext(), getResources());
-
-        mHandler = new Handler();
-    }
-
-    protected abstract boolean forceRecreateBitmaps();
-
-    protected void loadBitmaps() {
-        Trace.traceBegin(Trace.TRACE_TAG_ALWAYS, "loadBitmaps");
-        if (forceRecreateBitmaps()) {
-            int width = mSoftwareBitmap.getWidth();
-            int height = mSoftwareBitmap.getHeight();
-
-            mSoftwareBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
-            mHardwareBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
-        }
-
-        Trace.traceBegin(Trace.TRACE_TAG_ALWAYS, "softwareDraw");
-        mHardwareView.draw(new Canvas(mSoftwareBitmap));
-        Trace.traceEnd(Trace.TRACE_TAG_ALWAYS);
-
-        try {
-            Method getHardwareLayer = View.class.getDeclaredMethod("getHardwareLayer");
-            if (!getHardwareLayer.isAccessible())
-                getHardwareLayer.setAccessible(true);
-            Object hardwareLayer = getHardwareLayer.invoke(mHardwareView);
-            if (hardwareLayer == null) {
-                Log.d(LOG_TAG, "failure to access hardware layer");
-                return;
-            }
-            Method copyInto = hardwareLayer.getClass()
-                    .getDeclaredMethod("copyInto", Bitmap.class);
-            if (!copyInto.isAccessible())
-                copyInto.setAccessible(true);
-
-            Trace.traceBegin(Trace.TRACE_TAG_ALWAYS, "copyInto");
-            boolean success = (Boolean) copyInto.invoke(hardwareLayer, mHardwareBitmap);
-            Trace.traceEnd(Trace.TRACE_TAG_ALWAYS);
-            if (!success) {
-                Log.d(LOG_TAG, "failure to copy hardware layer into bitmap");
-            }
-        } catch (NoSuchMethodException e) {
-            e.printStackTrace();
-        } catch (IllegalArgumentException e) {
-            e.printStackTrace();
-        } catch (IllegalAccessException e) {
-            e.printStackTrace();
-        } catch (InvocationTargetException e) {
-            e.printStackTrace();
-        }
-        Trace.traceEnd(Trace.TRACE_TAG_ALWAYS);
-    }
-}
diff --git a/tests/CanvasCompare/src/com/android/test/hwuicompare/DisplayModifier.java b/tests/CanvasCompare/src/com/android/test/hwuicompare/DisplayModifier.java
deleted file mode 100644
index 4bcf5a4..0000000
--- a/tests/CanvasCompare/src/com/android/test/hwuicompare/DisplayModifier.java
+++ /dev/null
@@ -1,503 +0,0 @@
-/*
- * Copyright (C) 2012 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 com.android.test.hwuicompare;
-
-import static java.util.Map.entry;
-
-import android.graphics.Canvas;
-import android.graphics.Paint;
-import android.graphics.RectF;
-import android.util.Log;
-
-import java.util.Map;
-import java.util.Map.Entry;
-
-public abstract class DisplayModifier {
-
-    // automated tests ignore any combination of operations that don't together return TOTAL_MASK
-    protected final static int TOTAL_MASK = 0x1F;
-
-    // if we're filling, ensure we're not also sweeping over stroke parameters
-    protected final static int SWEEP_STROKE_WIDTH_BIT = 0x1 << 0;
-    protected final static int SWEEP_STROKE_CAP_BIT = 0x1 << 1;
-    protected final static int SWEEP_STROKE_JOIN_BIT = 0x1 << 2;
-
-    protected final static int SWEEP_SHADER_BIT = 0x1 << 3; // only allow non-simple shaders to use rectangle drawing
-    protected final static int SWEEP_TRANSFORM_BIT = 0x1 << 4; // only sweep over specified transforms
-
-    abstract public void modifyDrawing(Paint paint, Canvas canvas);
-    protected int mask() { return 0x0; };
-
-    private static final RectF gRect = new RectF(0, 0, 200, 175);
-    private static final float[] gPts = new float[] {
-            0, 100, 100, 0, 100, 200, 200, 100
-    };
-
-    private static final int NUM_PARALLEL_LINES = 24;
-    private static final float[] gTriPts = new float[] {
-        75, 0, 130, 130, 130, 130, 0, 130, 0, 130, 75, 0
-    };
-    private static final float[] gLinePts = new float[NUM_PARALLEL_LINES * 8 + gTriPts.length];
-    static {
-        int index;
-        for (index = 0; index < gTriPts.length; index++) {
-            gLinePts[index] = gTriPts[index];
-        }
-        float val = 0;
-        for (int i = 0; i < NUM_PARALLEL_LINES; i++) {
-            gLinePts[index + 0] = 150;
-            gLinePts[index + 1] = val;
-            gLinePts[index + 2] = 300;
-            gLinePts[index + 3] = val;
-            index += 4;
-            val += 8 + (2.0f/NUM_PARALLEL_LINES);
-        }
-        val = 0;
-        for (int i = 0; i < NUM_PARALLEL_LINES; i++) {
-            gLinePts[index + 0] = val;
-            gLinePts[index + 1] = 150;
-            gLinePts[index + 2] = val;
-            gLinePts[index + 3] = 300;
-            index += 4;
-            val += 8 + (2.0f/NUM_PARALLEL_LINES);
-        }
-    };
-
-    @SuppressWarnings("serial")
-    private static final Map<String, Map<String, DisplayModifier>> gMaps = Map.of(
-            "aa", Map.of(
-                    "true", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            paint.setAntiAlias(true);
-                        }
-                    },
-                    "false", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            paint.setAntiAlias(false);
-                        }
-                    }),
-            "style", Map.of(
-                    "fill", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            paint.setStyle(Paint.Style.FILL);
-                        }
-                    },
-                    "stroke", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            paint.setStyle(Paint.Style.STROKE);
-                        }
-                        @Override
-                        protected int mask() { return SWEEP_STROKE_WIDTH_BIT; }
-                    },
-                    "fillAndStroke", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            paint.setStyle(Paint.Style.FILL_AND_STROKE);
-                        }
-
-                        @Override
-                        protected int mask() { return SWEEP_STROKE_WIDTH_BIT; }
-                    }),
-            "strokeWidth", Map.of(
-                    "hair", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            paint.setStrokeWidth(0);
-                        }
-                        @Override
-                        protected int mask() { return SWEEP_STROKE_WIDTH_BIT; }
-                    },
-                    "0.3", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            paint.setStrokeWidth(0.3f);
-                        }
-                    },
-                    "1", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            paint.setStrokeWidth(1);
-                        }
-                    },
-                    "5", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            paint.setStrokeWidth(5);
-                        }
-                    },
-                    "30", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            paint.setStrokeWidth(30);
-                        }
-                    }),
-            "strokeCap", Map.of(
-                    "butt", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            paint.setStrokeCap(Paint.Cap.BUTT);
-                        }
-                        @Override
-                        protected int mask() { return SWEEP_STROKE_CAP_BIT; }
-                    },
-                    "round", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            paint.setStrokeCap(Paint.Cap.ROUND);
-                        }
-                    },
-                    "square", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            paint.setStrokeCap(Paint.Cap.SQUARE);
-                        }
-                    }),
-            "strokeJoin", Map.of(
-                    "bevel", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            paint.setStrokeJoin(Paint.Join.BEVEL);
-                        }
-                        @Override
-                        protected int mask() { return SWEEP_STROKE_JOIN_BIT; }
-                    },
-                    "round", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            paint.setStrokeJoin(Paint.Join.ROUND);
-                        }
-                    },
-                    "miter", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            paint.setStrokeJoin(Paint.Join.MITER);
-                        }
-                    }),
-                    // TODO: add miter0, miter1 etc to test miter distances
-            "transform", Map.of(
-                    "noTransform", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {}
-                        @Override
-                        protected int mask() { return SWEEP_TRANSFORM_BIT; };
-                    },
-                    "rotate5", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            canvas.rotate(5);
-                        }
-                    },
-                    "rotate45", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            canvas.rotate(45);
-                        }
-                    },
-                    "rotate90", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            canvas.rotate(90);
-                            canvas.translate(0, -200);
-                        }
-                    },
-                    "scale2x2", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            canvas.scale(2, 2);
-                        }
-                        @Override
-                        protected int mask() { return SWEEP_TRANSFORM_BIT; };
-                    },
-                    "rot20scl1x4", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            canvas.rotate(20);
-                            canvas.scale(1, 4);
-                        }
-                        @Override
-                        protected int mask() { return SWEEP_TRANSFORM_BIT; };
-                    }),
-            "shader", Map.ofEntries(
-                    entry("noShader", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {}
-                        @Override
-                        protected int mask() { return SWEEP_SHADER_BIT; };
-                    }),
-                    entry("repeatShader", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            paint.setShader(ResourceModifiers.instance().mRepeatShader);
-                        }
-                        @Override
-                        protected int mask() { return SWEEP_SHADER_BIT; };
-                    }),
-                    entry("translatedShader", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            paint.setShader(ResourceModifiers.instance().mTranslatedShader);
-                        }
-                    }),
-                    entry("scaledShader", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            paint.setShader(ResourceModifiers.instance().mScaledShader);
-                        }
-                    }),
-                    entry("horGradient", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            paint.setShader(ResourceModifiers.instance().mHorGradient);
-                        }
-                    }),
-                    entry("diagGradient", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            paint.setShader(ResourceModifiers.instance().mDiagGradient);
-                        }
-                        @Override
-                        protected int mask() { return SWEEP_SHADER_BIT; };
-                    }),
-                    entry("vertGradient", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            paint.setShader(ResourceModifiers.instance().mVertGradient);
-                        }
-                    }),
-                    entry("radGradient", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            paint.setShader(ResourceModifiers.instance().mRadGradient);
-                        }
-                    }),
-                    entry("sweepGradient", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            paint.setShader(ResourceModifiers.instance().mSweepGradient);
-                        }
-                    }),
-                    entry("composeShader", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            paint.setShader(ResourceModifiers.instance().mComposeShader);
-                        }
-                    }),
-                    entry("bad composeShader", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            paint.setShader(ResourceModifiers.instance().mBadComposeShader);
-                        }
-                    }),
-                    entry("bad composeShader 2", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            paint.setShader(ResourceModifiers.instance().mAnotherBadComposeShader);
-                        }
-                    })),
-            "drawing", Map.ofEntries(
-                    entry("roundRect", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            canvas.drawRoundRect(gRect, 20, 20, paint);
-                        }
-                    }),
-                    entry("rect", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            canvas.drawRect(gRect, paint);
-                        }
-                        @Override
-                        protected int mask() { return SWEEP_SHADER_BIT | SWEEP_STROKE_CAP_BIT; };
-                    }),
-                    entry("circle", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            canvas.drawCircle(100, 100, 75, paint);
-                        }
-                    }),
-                    entry("oval", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            canvas.drawOval(gRect, paint);
-                        }
-                    }),
-                    entry("lines", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            canvas.drawLines(gLinePts, paint);
-                        }
-                        @Override
-                        protected int mask() { return SWEEP_STROKE_CAP_BIT; };
-                    }),
-                    entry("plusPoints", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            canvas.drawPoints(gPts, paint);
-                        }
-                    }),
-                    entry("text", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            paint.setTextSize(36);
-                            canvas.drawText("TEXTTEST", 0, 50, paint);
-                        }
-                    }),
-                    entry("shadowtext", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            paint.setTextSize(36);
-                            paint.setShadowLayer(3.0f, 0.0f, 3.0f, 0xffff00ff);
-                            canvas.drawText("TEXTTEST", 0, 50, paint);
-                        }
-                    }),
-                    entry("bitmapMesh", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            canvas.drawBitmapMesh(ResourceModifiers.instance().mBitmap, 3, 3,
-                                    ResourceModifiers.instance().mBitmapVertices, 0, null, 0, null);
-                        }
-                    }),
-                    entry("arc", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            canvas.drawArc(gRect, 260, 285, false, paint);
-                        }
-                        @Override
-                        protected int mask() { return SWEEP_STROKE_CAP_BIT; };
-                    }),
-                    entry("arcFromCenter", new DisplayModifier() {
-                        @Override
-                        public void modifyDrawing(Paint paint, Canvas canvas) {
-                            canvas.drawArc(gRect, 260, 285, true, paint);
-                        }
-                        @Override
-                        protected int mask() { return SWEEP_STROKE_JOIN_BIT; };
-                    })));
-            // WARNING: DON'T PUT MORE MAPS BELOW THIS
-
-    private static Map<String, DisplayModifier> getMapAtIndex(int index) {
-        for (Map<String, DisplayModifier> map : gMaps.values()) {
-            if (index == 0) {
-                return map;
-            }
-            index--;
-        }
-        return null;
-    }
-
-    // indices instead of iterators for easier bidirectional traversal
-    private static final int mIndices[] = new int[gMaps.size()];
-    private static final String[] mLastAppliedModifications = new String[gMaps.size()];
-
-    private static boolean stepInternal(boolean forward) {
-        int modifierMapIndex = gMaps.size() - 1;
-        while (modifierMapIndex >= 0) {
-            Map<String, DisplayModifier> map = getMapAtIndex(modifierMapIndex);
-            mIndices[modifierMapIndex] += (forward ? 1 : -1);
-
-            if (mIndices[modifierMapIndex] >= 0 && mIndices[modifierMapIndex] < map.size()) {
-                break;
-            }
-
-            mIndices[modifierMapIndex] = (forward ? 0 : map.size() - 1);
-            modifierMapIndex--;
-        }
-        return modifierMapIndex < 0; // true if resetting
-    }
-
-    public static boolean step() {
-        boolean ret = false;
-        do {
-            ret |= stepInternal(true);
-        } while (!checkModificationStateMask());
-        return ret;
-    }
-
-    public static boolean stepBack() {
-        boolean ret = false;
-        do {
-            ret |= stepInternal(false);
-        } while (!checkModificationStateMask());
-        return ret;
-    }
-
-    private static boolean checkModificationStateMask() {
-        int operatorMask = 0x0;
-        int mapIndex = 0;
-        for (Map<String, DisplayModifier> map : gMaps.values()) {
-            int displayModifierIndex = mIndices[mapIndex];
-            for (Entry<String, DisplayModifier> modifierEntry : map.entrySet()) {
-                if (displayModifierIndex == 0) {
-                    mLastAppliedModifications[mapIndex] = modifierEntry.getKey();
-                    operatorMask |= modifierEntry.getValue().mask();
-                    break;
-                }
-                displayModifierIndex--;
-            }
-            mapIndex++;
-        }
-        return operatorMask == TOTAL_MASK;
-    }
-
-    public static void apply(Paint paint, Canvas canvas) {
-        int mapIndex = 0;
-        for (Map<String, DisplayModifier> map : gMaps.values()) {
-            int displayModifierIndex = mIndices[mapIndex];
-            for (Entry<String, DisplayModifier> modifierEntry : map.entrySet()) {
-                if (displayModifierIndex == 0) {
-                    mLastAppliedModifications[mapIndex] = modifierEntry.getKey();
-                    modifierEntry.getValue().modifyDrawing(paint, canvas);
-                    break;
-                }
-                displayModifierIndex--;
-            }
-            mapIndex++;
-        }
-    }
-
-    public static String[] getLastAppliedModifications() {
-        return mLastAppliedModifications.clone();
-    }
-
-    public static String[][] getStrings() {
-        String[][] keys = new String[gMaps.size()][];
-
-        int i = 0;
-        for (Map<String, DisplayModifier> map : gMaps.values()) {
-            keys[i] = new String[map.size()];
-            int j = 0;
-            for (String key : map.keySet()) {
-                keys[i][j++] = key;
-            }
-            i++;
-        }
-
-        return keys;
-    }
-
-    public static void setIndex(int mapIndex, int newIndexValue) {
-        mIndices[mapIndex] = newIndexValue;
-    }
-
-    public static int[] getIndices() {
-        return mIndices;
-    }
-}
diff --git a/tests/CanvasCompare/src/com/android/test/hwuicompare/ErrorCalculator.java b/tests/CanvasCompare/src/com/android/test/hwuicompare/ErrorCalculator.java
deleted file mode 100644
index d402699..0000000
--- a/tests/CanvasCompare/src/com/android/test/hwuicompare/ErrorCalculator.java
+++ /dev/null
@@ -1,187 +0,0 @@
-/*
- * Copyright (C) 2012 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 com.android.test.hwuicompare;
-
-import android.content.Context;
-import android.content.res.Resources;
-import android.graphics.Bitmap;
-import android.graphics.Color;
-import android.renderscript.Allocation;
-import android.renderscript.Element;
-import android.renderscript.RenderScript;
-import android.util.Log;
-
-public class ErrorCalculator {
-    private static final String LOG_TAG = "ErrorCalculator";
-    private static final int REGION_SIZE = 8;
-
-    private static final boolean LOG_TIMING = false;
-    private static final boolean LOG_CALC = false;
-
-    private RenderScript mRS;
-    private Allocation mIdealPixelsAllocation;
-    private Allocation mGivenPixelsAllocation;
-    private Allocation mOutputPixelsAllocation;
-
-    private Allocation mInputRowsAllocation;
-    private Allocation mOutputRegionsAllocation;
-
-    private ScriptC_errorCalculator mScript;
-
-    private int[] mOutputRowRegions;
-
-    public ErrorCalculator(Context c, Resources resources) {
-        int width = resources.getDimensionPixelSize(R.dimen.layer_width);
-        int height = resources.getDimensionPixelSize(R.dimen.layer_height);
-        mOutputRowRegions = new int[height / REGION_SIZE];
-
-        mRS = RenderScript.create(c);
-        int[] rowIndices = new int[height / REGION_SIZE];
-        for (int i = 0; i < rowIndices.length; i++)
-            rowIndices[i] = i * REGION_SIZE;
-
-        mScript = new ScriptC_errorCalculator(mRS);
-        mScript.set_HEIGHT(height);
-        mScript.set_WIDTH(width);
-        mScript.set_REGION_SIZE(REGION_SIZE);
-
-        mInputRowsAllocation = Allocation.createSized(mRS, Element.I32(mRS), rowIndices.length,
-                Allocation.USAGE_SCRIPT);
-        mInputRowsAllocation.copyFrom(rowIndices);
-        mOutputRegionsAllocation = Allocation.createSized(mRS, Element.I32(mRS),
-                mOutputRowRegions.length, Allocation.USAGE_SCRIPT);
-    }
-
-
-    private static long startMillis, middleMillis;
-
-    public float calcErrorRS(Bitmap ideal, Bitmap given) {
-        if (LOG_TIMING) {
-            startMillis = System.currentTimeMillis();
-        }
-
-        mIdealPixelsAllocation = Allocation.createFromBitmap(mRS, ideal,
-                Allocation.MipmapControl.MIPMAP_NONE, Allocation.USAGE_SCRIPT);
-        mGivenPixelsAllocation = Allocation.createFromBitmap(mRS, given,
-                Allocation.MipmapControl.MIPMAP_NONE, Allocation.USAGE_SCRIPT);
-
-        mScript.set_ideal(mIdealPixelsAllocation);
-        mScript.set_given(mGivenPixelsAllocation);
-
-        mScript.forEach_countInterestingRegions(mInputRowsAllocation, mOutputRegionsAllocation);
-        mOutputRegionsAllocation.copyTo(mOutputRowRegions);
-
-        int regionCount = 0;
-        for (int region : mOutputRowRegions) {
-            regionCount += region;
-        }
-        int interestingPixels = Math.max(1, regionCount) * REGION_SIZE * REGION_SIZE;
-
-        if (LOG_TIMING) {
-            long startMillis2 = System.currentTimeMillis();
-        }
-
-        mScript.forEach_accumulateError(mInputRowsAllocation, mOutputRegionsAllocation);
-        mOutputRegionsAllocation.copyTo(mOutputRowRegions);
-        float totalError = 0;
-        for (int row : mOutputRowRegions) {
-            totalError += row;
-        }
-        totalError /= 1024.0f;
-
-        if (LOG_TIMING) {
-            long finalMillis = System.currentTimeMillis();
-            Log.d(LOG_TAG, "rs: first part took " + (middleMillis - startMillis) + "ms");
-            Log.d(LOG_TAG, "rs: last part took " + (finalMillis - middleMillis) + "ms");
-        }
-        if (LOG_CALC) {
-            Log.d(LOG_TAG, "rs: error " + totalError + ", pixels " + interestingPixels);
-        }
-        return totalError / interestingPixels;
-    }
-
-    public void calcErrorHeatmapRS(Bitmap ideal, Bitmap given, Bitmap output) {
-        mIdealPixelsAllocation = Allocation.createFromBitmap(mRS, ideal,
-                Allocation.MipmapControl.MIPMAP_NONE, Allocation.USAGE_SCRIPT);
-        mGivenPixelsAllocation = Allocation.createFromBitmap(mRS, given,
-                Allocation.MipmapControl.MIPMAP_NONE, Allocation.USAGE_SCRIPT);
-
-        mScript.set_ideal(mIdealPixelsAllocation);
-        mScript.set_given(mGivenPixelsAllocation);
-
-        mOutputPixelsAllocation = Allocation.createFromBitmap(mRS, output,
-                Allocation.MipmapControl.MIPMAP_NONE, Allocation.USAGE_SCRIPT);
-        mScript.forEach_displayDifference(mOutputPixelsAllocation, mOutputPixelsAllocation);
-        mOutputPixelsAllocation.copyTo(output);
-    }
-
-    public static float calcError(Bitmap ideal, Bitmap given) {
-        if (LOG_TIMING) {
-            startMillis = System.currentTimeMillis();
-        }
-
-        int interestingRegions = 0;
-        for (int x = 0; x < ideal.getWidth(); x += REGION_SIZE) {
-            for (int y = 0; y < ideal.getWidth(); y += REGION_SIZE) {
-                if (inspectRegion(ideal, x, y)) {
-                    interestingRegions++;
-                }
-            }
-        }
-
-        int interestingPixels = Math.max(1, interestingRegions) * REGION_SIZE * REGION_SIZE;
-
-        if (LOG_TIMING) {
-            long startMillis2 = System.currentTimeMillis();
-        }
-
-        float totalError = 0;
-        for (int x = 0; x < ideal.getWidth(); x++) {
-            for (int y = 0; y < ideal.getHeight(); y++) {
-                int idealColor = ideal.getPixel(x, y);
-                int givenColor = given.getPixel(x, y);
-                if (idealColor == givenColor)
-                    continue;
-                totalError += Math.abs(Color.red(idealColor) - Color.red(givenColor));
-                totalError += Math.abs(Color.green(idealColor) - Color.green(givenColor));
-                totalError += Math.abs(Color.blue(idealColor) - Color.blue(givenColor));
-                totalError += Math.abs(Color.alpha(idealColor) - Color.alpha(givenColor));
-            }
-        }
-        totalError /= 1024.0f;
-        if (LOG_TIMING) {
-            long finalMillis = System.currentTimeMillis();
-            Log.d(LOG_TAG, "dvk: first part took " + (middleMillis - startMillis) + "ms");
-            Log.d(LOG_TAG, "dvk: last part took " + (finalMillis - middleMillis) + "ms");
-        }
-        if (LOG_CALC) {
-            Log.d(LOG_TAG, "dvk: error " + totalError + ", pixels " + interestingPixels);
-        }
-        return totalError / interestingPixels;
-    }
-
-    private static boolean inspectRegion(Bitmap ideal, int x, int y) {
-        int regionColor = ideal.getPixel(x, y);
-        for (int i = 0; i < REGION_SIZE; i++) {
-            for (int j = 0; j < REGION_SIZE; j++) {
-                if (ideal.getPixel(x + i, y + j) != regionColor)
-                    return true;
-            }
-        }
-        return false;
-    }
-}
diff --git a/tests/CanvasCompare/src/com/android/test/hwuicompare/MainView.java b/tests/CanvasCompare/src/com/android/test/hwuicompare/MainView.java
deleted file mode 100644
index 454fe7b..0000000
--- a/tests/CanvasCompare/src/com/android/test/hwuicompare/MainView.java
+++ /dev/null
@@ -1,56 +0,0 @@
-/*
- * Copyright (C) 2012 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 com.android.test.hwuicompare;
-
-import android.content.Context;
-import android.graphics.Canvas;
-import android.graphics.Paint;
-import android.util.AttributeSet;
-import android.view.View;
-
-public class MainView extends View {
-    Paint mPaint = new Paint();
-
-    public MainView(Context context) {
-        super(context);
-    }
-
-    public MainView(Context context, AttributeSet attrs) {
-        super(context, attrs);
-    }
-
-    public MainView(Context context, AttributeSet attrs, int defStyle) {
-        super(context, attrs, defStyle);
-    }
-
-    @Override
-    protected void onDraw(Canvas canvas) {
-        super.onDraw(canvas);
-
-        mPaint.reset();
-        DisplayModifier.apply(mPaint, canvas);
-
-        if (mDrawCallback != null) {
-            mDrawCallback.run();
-        }
-    }
-
-    private Runnable mDrawCallback;
-    public void addDrawCallback(Runnable drawCallback) {
-        mDrawCallback = drawCallback;
-    }
-}
diff --git a/tests/CanvasCompare/src/com/android/test/hwuicompare/ManualActivity.java b/tests/CanvasCompare/src/com/android/test/hwuicompare/ManualActivity.java
deleted file mode 100644
index 405ff65..0000000
--- a/tests/CanvasCompare/src/com/android/test/hwuicompare/ManualActivity.java
+++ /dev/null
@@ -1,212 +0,0 @@
-/*
- * Copyright (C) 2012 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 com.android.test.hwuicompare;
-
-import com.android.test.hwuicompare.R;
-
-import android.graphics.Bitmap;
-import android.graphics.Color;
-import android.os.Bundle;
-import android.util.Log;
-import android.view.View;
-import android.view.View.OnClickListener;
-import android.widget.AdapterView;
-import android.widget.ArrayAdapter;
-import android.widget.Button;
-import android.widget.ImageButton;
-import android.widget.ImageView;
-import android.widget.LinearLayout;
-import android.widget.Spinner;
-import android.widget.TextView;
-
-public class ManualActivity extends CompareActivity {
-    private static final String LOG_TAG = "ManualActivity";
-    private ImageView mCompareImageView;
-    private Bitmap mCompareBitmap;
-    private TextView mErrorTextView;
-    private MainView mSoftwareView;
-
-    private static final int COMPARE_VIEW_UNINITIALIZED = -1;
-    private static final int COMPARE_VIEW_HARDWARE = 0;
-    private static final int COMPARE_VIEW_SOFTWARE = 1;
-    private static final int COMPARE_VIEW_HEATMAP = 2; // TODO: add more like this? any ideas?
-
-    private int mCompareImageViewState = COMPARE_VIEW_UNINITIALIZED;
-    private int mLastCompareImageViewState = COMPARE_VIEW_UNINITIALIZED;
-
-    Runnable mRunnable = new Runnable() {
-        @Override
-        public void run() {
-            Log.d(LOG_TAG, "mRunnable running, mRedrewFlag = " + mRedrewFlag);
-
-            if (mRedrewFlag) {
-                loadBitmaps();
-                // recalculate error
-                float error = mErrorCalculator.calcErrorRS(mSoftwareBitmap, mHardwareBitmap);
-                String modname = "";
-                for (String s : DisplayModifier.getLastAppliedModifications()) {
-                    modname = modname.concat(s + ".");
-                }
-
-                Log.d(LOG_TAG, "error for " + modname + " is " + error);
-                mErrorTextView.setText(String.format("%.4f", error));
-            }
-
-            if (mCompareImageViewState != mLastCompareImageViewState || mRedrewFlag) {
-                switch (mCompareImageViewState) {
-                    case COMPARE_VIEW_UNINITIALIZED:
-                        // set to hardware
-                    case COMPARE_VIEW_HARDWARE:
-                        mCompareImageView.setImageBitmap(mHardwareBitmap);
-                        break;
-                    case COMPARE_VIEW_SOFTWARE:
-                        mCompareImageView.setImageBitmap(mSoftwareBitmap);
-                        break;
-                    case COMPARE_VIEW_HEATMAP:
-                        mErrorCalculator.calcErrorHeatmapRS(mSoftwareBitmap, mHardwareBitmap,
-                                mCompareBitmap);
-                        mCompareImageView.setImageBitmap(mCompareBitmap);
-                        break;
-                }
-                mCompareImageView.getDrawable().setFilterBitmap(false);
-                mCompareImageView.invalidate();
-            }
-
-            mLastCompareImageViewState = mCompareImageViewState;
-            mRedrewFlag = false;
-            mHandler.removeCallbacks(mRunnable);
-        }
-    };
-
-    private void redrawViews() {
-        mHardwareView.invalidate();
-        mSoftwareView.invalidate();
-    }
-
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        setContentView(R.layout.manual_layout);
-        onCreateCommon(mRunnable);
-
-        mSoftwareView = (MainView) findViewById(R.id.software_view);
-        mSoftwareView.setLayerType(View.LAYER_TYPE_SOFTWARE, null);
-        mSoftwareView.setBackgroundColor(Color.WHITE);
-        mSoftwareView.addDrawCallback(mDrawCallback);
-
-        mCompareImageView = (ImageView) findViewById(R.id.compare_image_view);
-
-        int width = getResources().getDimensionPixelSize(R.dimen.layer_width);
-        int height = getResources().getDimensionPixelSize(R.dimen.layer_height);
-        mCompareBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
-
-        mErrorTextView = (TextView) findViewById(R.id.current_error);
-        ((ImageButton) findViewById(R.id.next)).setOnClickListener(new OnClickListener() {
-            @Override
-            public void onClick(View v) {
-                DisplayModifier.step();
-                updateSpinners();
-                redrawViews();
-            }
-        });
-        ((ImageButton) findViewById(R.id.previous)).setOnClickListener(new OnClickListener() {
-            @Override
-            public void onClick(View v) {
-                DisplayModifier.stepBack();
-                updateSpinners();
-                redrawViews();
-            }
-        });
-        ((Button) findViewById(R.id.show_hardware_version))
-                .setOnClickListener(new OnClickListener() {
-                    @Override
-                    public void onClick(View v) {
-                        mCompareImageViewState = COMPARE_VIEW_HARDWARE;
-                        mHandler.post(mRunnable);
-                    }
-                });
-        ((Button) findViewById(R.id.show_software_version))
-                .setOnClickListener(new OnClickListener() {
-                    @Override
-                    public void onClick(View v) {
-                        mCompareImageViewState = COMPARE_VIEW_SOFTWARE;
-                        mHandler.post(mRunnable);
-                    }
-                });
-        ((Button) findViewById(R.id.show_error_heatmap)).setOnClickListener(new OnClickListener() {
-            @Override
-            public void onClick(View v) {
-                mCompareImageViewState = COMPARE_VIEW_HEATMAP;
-                mHandler.post(mRunnable);
-            }
-        });
-
-        buildSpinnerLayout();
-    }
-
-    private class DisplayModifierSpinner extends Spinner {
-        private final int mIndex;
-
-        public DisplayModifierSpinner(int index) {
-            super(ManualActivity.this);
-            mIndex = index;
-            setOnItemSelectedListener(new OnItemSelectedListener() {
-
-                @Override
-                public void onItemSelected(AdapterView<?> parentView, View selectedItem,
-                        int position, long id) {
-                    DisplayModifier.setIndex(mIndex, position);
-                    redrawViews();
-                }
-
-                @Override
-                public void onNothingSelected(AdapterView<?> parentView) {
-                }
-            });
-        }
-    }
-
-    private Spinner[] mSpinners;
-
-    private void buildSpinnerLayout() {
-        LinearLayout layout = (LinearLayout) findViewById(R.id.spinner_layout);
-        String[][] mapsStrings = DisplayModifier.getStrings();
-        mSpinners = new Spinner[mapsStrings.length];
-        int index = 0;
-        for (String[] spinnerValues : mapsStrings) {
-            mSpinners[index] = new DisplayModifierSpinner(index);
-            mSpinners[index].setAdapter(new ArrayAdapter<String>(this,
-                    android.R.layout.simple_spinner_dropdown_item, spinnerValues));
-            layout.addView(mSpinners[index]);
-            index++;
-        }
-        Log.d(LOG_TAG, "created " + index + " spinners");
-    }
-
-    private void updateSpinners() {
-        int[] indices = DisplayModifier.getIndices();
-        for (int i = 0; i < mSpinners.length; i++) {
-            mSpinners[i].setSelection(indices[i]);
-        }
-    }
-
-    @Override
-    protected boolean forceRecreateBitmaps() {
-        // continually recreate bitmaps to avoid modifying bitmaps currently being drawn
-        return true;
-    }
-}
diff --git a/tests/CanvasCompare/src/com/android/test/hwuicompare/ResourceModifiers.java b/tests/CanvasCompare/src/com/android/test/hwuicompare/ResourceModifiers.java
deleted file mode 100644
index d522481..0000000
--- a/tests/CanvasCompare/src/com/android/test/hwuicompare/ResourceModifiers.java
+++ /dev/null
@@ -1,136 +0,0 @@
-/*
- * Copyright (C) 2012 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 com.android.test.hwuicompare;
-
-import com.android.test.hwuicompare.R;
-
-import android.content.res.Resources;
-import android.graphics.Bitmap;
-import android.graphics.BitmapFactory;
-import android.graphics.BitmapShader;
-import android.graphics.Color;
-import android.graphics.ComposeShader;
-import android.graphics.LinearGradient;
-import android.graphics.PorterDuff;
-import android.graphics.RadialGradient;
-import android.graphics.SweepGradient;
-import android.graphics.Matrix;
-import android.graphics.Shader;
-
-public class ResourceModifiers {
-        public final BitmapShader mRepeatShader;
-        public final BitmapShader mTranslatedShader;
-        public final BitmapShader mScaledShader;
-        private final int mTexWidth;
-        private final int mTexHeight;
-        private final float mDrawWidth;
-        private final float mDrawHeight;
-        public final LinearGradient mHorGradient;
-        public final LinearGradient mDiagGradient;
-        public final LinearGradient mVertGradient;
-        public final RadialGradient mRadGradient;
-        public final SweepGradient mSweepGradient;
-        public final ComposeShader mComposeShader;
-        public final ComposeShader mBadComposeShader;
-        public final ComposeShader mAnotherBadComposeShader;
-        public final Bitmap mBitmap;
-        private final Matrix mMtx1;
-        private final Matrix mMtx2;
-        private final Matrix mMtx3;
-
-        public final float[] mBitmapVertices;
-        public final int[] mBitmapColors;
-
-        private static ResourceModifiers sInstance = null;
-        public static ResourceModifiers instance() { return sInstance; }
-        public static void init(Resources resources) {
-            sInstance = new ResourceModifiers(resources);
-        }
-
-        public ResourceModifiers(Resources resources) {
-            mBitmap = BitmapFactory.decodeResource(resources, R.drawable.sunset1);
-            mTexWidth = mBitmap.getWidth();
-            mTexHeight = mBitmap.getHeight();
-
-            mDrawWidth = resources.getDimensionPixelSize(R.dimen.layer_width);
-            mDrawHeight = resources.getDimensionPixelSize(R.dimen.layer_height);
-
-            mRepeatShader = new BitmapShader(mBitmap, Shader.TileMode.REPEAT,
-                    Shader.TileMode.REPEAT);
-
-            mTranslatedShader = new BitmapShader(mBitmap, Shader.TileMode.REPEAT,
-                    Shader.TileMode.REPEAT);
-            mMtx1 = new Matrix();
-            mMtx1.setTranslate(mTexWidth / 2.0f, mTexHeight / 2.0f);
-            mMtx1.postRotate(45, 0, 0);
-            mTranslatedShader.setLocalMatrix(mMtx1);
-
-            mScaledShader = new BitmapShader(mBitmap, Shader.TileMode.MIRROR,
-                    Shader.TileMode.MIRROR);
-            mMtx2 = new Matrix();
-            mMtx2.setScale(0.5f, 0.5f);
-            mScaledShader.setLocalMatrix(mMtx2);
-
-            mHorGradient = new LinearGradient(0.0f, 0.0f, 1.0f, 0.0f,
-                    Color.RED, Color.GREEN, Shader.TileMode.CLAMP);
-            mMtx3 = new Matrix();
-            mMtx3.setScale(mDrawHeight, 1.0f);
-            mMtx3.postRotate(-90.0f);
-            mMtx3.postTranslate(0.0f, mDrawHeight);
-            mHorGradient.setLocalMatrix(mMtx3);
-
-            mDiagGradient = new LinearGradient(0.0f, 0.0f, mDrawWidth / 2.0f, mDrawHeight / 2.0f,
-                    Color.BLUE, Color.RED, Shader.TileMode.CLAMP);
-
-            mVertGradient = new LinearGradient(0.0f, 0.0f, 0.0f, mDrawHeight / 2.0f,
-                    Color.YELLOW, Color.MAGENTA, Shader.TileMode.MIRROR);
-
-            mSweepGradient = new SweepGradient(mDrawWidth / 2.0f, mDrawHeight / 2.0f,
-                    Color.YELLOW, Color.MAGENTA);
-
-            mComposeShader = new ComposeShader(mRepeatShader, mHorGradient,
-                    PorterDuff.Mode.MULTIPLY);
-
-            final float width = mBitmap.getWidth() / 8.0f;
-            final float height = mBitmap.getHeight() / 8.0f;
-
-            mBitmapVertices = new float[] {
-                0.0f, 0.0f, width, 0.0f, width * 2, 0.0f, width * 3, 0.0f,
-                0.0f, height, width, height, width * 2, height, width * 4, height,
-                0.0f, height * 2, width, height * 2, width * 2, height * 2, width * 3, height * 2,
-                0.0f, height * 4, width, height * 4, width * 2, height * 4, width * 4, height * 4,
-            };
-
-            mBitmapColors = new int[] {
-                0xffff0000, 0xff00ff00, 0xff0000ff, 0xffff0000,
-                0xff0000ff, 0xffff0000, 0xff00ff00, 0xff00ff00,
-                0xff00ff00, 0xff0000ff, 0xffff0000, 0xff00ff00,
-                0x00ff0000, 0x0000ff00, 0x000000ff, 0x00ff0000,
-            };
-
-            // Use a repeating gradient with many colors to test the non simple case.
-            mRadGradient = new RadialGradient(mDrawWidth / 4.0f, mDrawHeight / 4.0f, 4.0f,
-                    mBitmapColors, null, Shader.TileMode.REPEAT);
-
-            mBadComposeShader = new ComposeShader(mRadGradient, mComposeShader,
-                    PorterDuff.Mode.MULTIPLY);
-
-            mAnotherBadComposeShader = new ComposeShader(mRadGradient, mVertGradient,
-                    PorterDuff.Mode.MULTIPLY);
-        }
-
-}
diff --git a/tests/CanvasCompare/src/com/android/test/hwuicompare/Test.java b/tests/CanvasCompare/src/com/android/test/hwuicompare/Test.java
deleted file mode 100644
index 1ff153c..0000000
--- a/tests/CanvasCompare/src/com/android/test/hwuicompare/Test.java
+++ /dev/null
@@ -1,46 +0,0 @@
-package com.android.test.hwuicompare;
-
-import com.android.test.hwuicompare.AutomaticActivity.FinalCallback;
-
-import android.os.Bundle;
-import android.test.ActivityInstrumentationTestCase2;
-
-public class Test extends ActivityInstrumentationTestCase2<AutomaticActivity> {
-    AutomaticActivity mActivity;
-    private Bundle mBundle;
-
-    public Test() {
-        super(AutomaticActivity.class);
-    }
-
-    @Override
-    protected void setUp() throws Exception {
-        super.setUp();
-        mBundle = new Bundle();
-        mActivity = getActivity();
-        mActivity.setFinalCallback(new FinalCallback() {
-
-            @Override
-            void report(String key, float value) {
-                mBundle.putFloat(key, value);
-            }
-            @Override
-            void complete() {
-                synchronized(mBundle) {
-                    mBundle.notify();
-                }
-            }
-        });
-    }
-
-    public void testCanvas() {
-        synchronized(mBundle) {
-            try {
-                mBundle.wait();
-            } catch (InterruptedException e) {
-                e.printStackTrace();
-            }
-        }
-        getInstrumentation().sendStatus(0, mBundle);
-    }
-}
diff --git a/tests/CanvasCompare/src/com/android/test/hwuicompare/errorCalculator.rscript b/tests/CanvasCompare/src/com/android/test/hwuicompare/errorCalculator.rscript
deleted file mode 100644
index 0a1742e..0000000
--- a/tests/CanvasCompare/src/com/android/test/hwuicompare/errorCalculator.rscript
+++ /dev/null
@@ -1,61 +0,0 @@
-#pragma version(1)
-#pragma rs java_package_name(com.android.test.hwuicompare)
-
-int REGION_SIZE;
-int WIDTH;
-int HEIGHT;
-
-rs_allocation ideal;
-rs_allocation given;
-
-void countInterestingRegions(const int32_t *v_in, int32_t *v_out) {
-    int y = v_in[0];
-    v_out[0] = 0;
-
-    for (int x = 0; x < HEIGHT; x += REGION_SIZE) {
-        bool interestingRegion = false;
-        uchar4 regionColor = rsGetElementAt_uchar4(ideal, x, y);
-        for (int i = 0; i < REGION_SIZE && !interestingRegion; i++) {
-            for (int j = 0; j < REGION_SIZE && !interestingRegion; j++) {
-                uchar4 testVal = rsGetElementAt_uchar4(ideal, x + j, y + i);
-                interestingRegion |= (testVal.r != regionColor.r);
-                interestingRegion |= (testVal.g != regionColor.g);
-                interestingRegion |= (testVal.b != regionColor.b);
-                interestingRegion |= (testVal.a != regionColor.a);
-            }
-        }
-        if (interestingRegion) {
-            v_out[0]++;
-        }
-    }
-}
-
-void accumulateError(const int32_t *v_in, int32_t *v_out) {
-    int startY = v_in[0];
-    int error = 0;
-    for (int y = startY; y < startY + REGION_SIZE; y++) {
-        for (int x = 0; x < HEIGHT; x++) {
-            uchar4 idealPixel = rsGetElementAt_uchar4(ideal, x, y);
-            uchar4 givenPixel = rsGetElementAt_uchar4(given, x, y);
-
-            error += abs(idealPixel.x - givenPixel.x);
-            error += abs(idealPixel.y - givenPixel.y);
-            error += abs(idealPixel.z - givenPixel.z);
-            error += abs(idealPixel.w - givenPixel.w);
-        }
-    }
-    v_out[0] = error;
-}
-
-void displayDifference(const uchar4 *v_in, uchar4 *v_out, uint32_t x, uint32_t y) {
-    float4 idealPixel = rsGetElementAt_float4(ideal, x, y);
-    float4 givenPixel = rsGetElementAt_float4(given, x, y);
-
-    float4 diff = idealPixel - givenPixel;
-    float totalDiff = diff.x + diff.y + diff.z + diff.w;
-    if (totalDiff < 0) {
-        v_out[0] = rsPackColorTo8888(0, 0, clamp(-totalDiff/2.f, 0.f, 1.f));
-    } else {
-        v_out[0] = rsPackColorTo8888(clamp(totalDiff/2.f, 0.f, 1.f), 0, 0);
-    }
-}
diff --git a/tests/Internal/src/com/android/internal/app/OWNERS b/tests/Internal/src/com/android/internal/app/OWNERS
new file mode 100644
index 0000000..d55dc78
--- /dev/null
+++ b/tests/Internal/src/com/android/internal/app/OWNERS
@@ -0,0 +1,2 @@
+# Locale related test
+per-file *Locale* = file:/services/core/java/com/android/server/locales/OWNERS
diff --git a/tests/UsbManagerTests/lib/src/com/android/server/usblib/UsbManagerTestLib.java b/tests/UsbManagerTests/lib/src/com/android/server/usblib/UsbManagerTestLib.java
index 782439f..98bf541 100644
--- a/tests/UsbManagerTests/lib/src/com/android/server/usblib/UsbManagerTestLib.java
+++ b/tests/UsbManagerTests/lib/src/com/android/server/usblib/UsbManagerTestLib.java
@@ -24,12 +24,15 @@
 
 import android.content.Context;
 import android.hardware.usb.UsbManager;
+import android.os.Binder;
 import android.os.RemoteException;
 import android.util.Log;
 
 import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
 
+import java.util.concurrent.atomic.AtomicInteger;
+
 /**
  * Unit tests lib for {@link android.hardware.usb.UsbManager}.
  */
@@ -42,6 +45,11 @@
     private UsbManager mUsbManagerMock;
     @Mock private android.hardware.usb.IUsbManager mMockUsbService;
 
+    /**
+     * Counter for tracking UsbOperation operations.
+     */
+    private static final AtomicInteger sUsbOperationCount = new AtomicInteger();
+
     public UsbManagerTestLib(Context context) {
         MockitoAnnotations.initMocks(this);
         mContext = context;
@@ -82,10 +90,11 @@
     }
 
     private void testSetCurrentFunctionsMock_Matched(long functions) {
+        int operationId = sUsbOperationCount.incrementAndGet() + Binder.getCallingUid();
         try {
             setCurrentFunctions(functions);
 
-            verify(mMockUsbService).setCurrentFunctions(eq(functions));
+            verify(mMockUsbService).setCurrentFunctions(eq(functions), operationId);
         } catch (RemoteException remEx) {
             Log.w(TAG, "RemoteException");
         }
@@ -106,9 +115,10 @@
     }
 
     public void testSetCurrentFunctionsEx(long functions) throws Exception {
+        int operationId = sUsbOperationCount.incrementAndGet() + Binder.getCallingUid();
         setCurrentFunctions(functions);
 
-        verify(mMockUsbService).setCurrentFunctions(eq(functions));
+        verify(mMockUsbService).setCurrentFunctions(eq(functions), operationId);
     }
 
     public void testGetCurrentFunctions_shouldMatched() {
diff --git a/tests/UsbTests/src/com/android/server/usb/UsbHandlerTest.java b/tests/UsbTests/src/com/android/server/usb/UsbHandlerTest.java
index 861d221..e06a4cb 100644
--- a/tests/UsbTests/src/com/android/server/usb/UsbHandlerTest.java
+++ b/tests/UsbTests/src/com/android/server/usb/UsbHandlerTest.java
@@ -98,7 +98,7 @@
         }
 
         @Override
-        protected void setEnabledFunctions(long functions, boolean force) {
+        protected void setEnabledFunctions(long functions, boolean force, int operationId) {
             mCurrentFunctions = functions;
         }
 
@@ -134,6 +134,20 @@
         protected void sendStickyBroadcast(Intent intent) {
             mBroadcastedIntent = intent;
         }
+
+        @Override
+        public void handlerInitDone(int operationId) {
+        }
+
+        @Override
+        public void setCurrentUsbFunctionsCb(long functions,
+                    int status, int mRequest, long mFunctions, boolean mChargingFunctions){
+        }
+
+        @Override
+        public void getUsbSpeedCb(int speed){
+        }
+
     }
 
     @Before