Merge "Support putting one Ethernet interface in server mode."
diff --git a/Android.bp b/Android.bp
index f97d307..a211d26 100644
--- a/Android.bp
+++ b/Android.bp
@@ -1064,7 +1064,11 @@
     "--hide MissingPermission --hide BroadcastBehavior " +
     "--hide HiddenSuperclass --hide DeprecationMismatch --hide UnavailableSymbol " +
     "--hide SdkConstant --hide HiddenTypeParameter --hide Todo --hide Typo " +
-    "--force-convert-to-warning-nullability-annotations +*:-android.*:+android.icu.*:-dalvik.*"
+    "--force-convert-to-warning-nullability-annotations +*:-android.*:+android.icu.*:-dalvik.* " +
+    "--api-lint-ignore-prefix android.icu. " +
+    "--api-lint-ignore-prefix java. " +
+    "--api-lint-ignore-prefix junit. " +
+    "--api-lint-ignore-prefix org. "
 
 build = [
     "StubLibraries.bp",
diff --git a/apex/sdkextensions/framework/Android.bp b/apex/sdkextensions/framework/Android.bp
index dd17473..245a96b 100644
--- a/apex/sdkextensions/framework/Android.bp
+++ b/apex/sdkextensions/framework/Android.bp
@@ -32,6 +32,7 @@
     libs: [ "framework-annotations-lib" ],
     permitted_packages: [ "android.os.ext" ],
     installable: true,
+    plugins: ["java_api_finder"],
     visibility: [
         "//frameworks/base/apex/sdkextensions",
         "//frameworks/base/apex/sdkextensions/testing",
diff --git a/api/current.txt b/api/current.txt
index fb77629..22f014e 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -9873,6 +9873,7 @@
     field public static final String STORAGE_STATS_SERVICE = "storagestats";
     field public static final String SYSTEM_HEALTH_SERVICE = "systemhealth";
     field public static final String TELECOM_SERVICE = "telecom";
+    field public static final String TELEPHONY_IMS_SERVICE = "telephony_ims";
     field public static final String TELEPHONY_SERVICE = "phone";
     field public static final String TELEPHONY_SUBSCRIPTION_SERVICE = "telephony_subscription_service";
     field public static final String TEXT_CLASSIFICATION_SERVICE = "textclassification";
@@ -43569,6 +43570,7 @@
     method public void registerCallback(android.telecom.Call.Callback);
     method public void registerCallback(android.telecom.Call.Callback, android.os.Handler);
     method public void reject(boolean, String);
+    method public void reject(int);
     method public void removeExtras(java.util.List<java.lang.String>);
     method public void removeExtras(java.lang.String...);
     method public void respondToRttRequest(int, boolean);
@@ -43584,6 +43586,8 @@
     field public static final String EXTRA_LAST_EMERGENCY_CALLBACK_TIME_MILLIS = "android.telecom.extra.LAST_EMERGENCY_CALLBACK_TIME_MILLIS";
     field public static final String EXTRA_SILENT_RINGING_REQUESTED = "android.telecom.extra.SILENT_RINGING_REQUESTED";
     field public static final String EXTRA_SUGGESTED_PHONE_ACCOUNTS = "android.telecom.extra.SUGGESTED_PHONE_ACCOUNTS";
+    field public static final int REJECT_REASON_DECLINED = 1; // 0x1
+    field public static final int REJECT_REASON_UNWANTED = 2; // 0x2
     field public static final int STATE_ACTIVE = 4; // 0x4
     field public static final int STATE_AUDIO_PROCESSING = 12; // 0xc
     field public static final int STATE_CONNECTING = 9; // 0x9
@@ -43851,6 +43855,7 @@
     method public void onPostDialContinue(boolean);
     method public void onPullExternalCall();
     method public void onReject();
+    method public void onReject(int);
     method public void onReject(String);
     method public void onSeparate();
     method public void onShowIncomingCallUi();
@@ -46386,13 +46391,20 @@
 
   public final class ImsException extends java.lang.Exception {
     method public int getCode();
+    field public static final int CODE_ERROR_INVALID_SUBSCRIPTION = 3; // 0x3
     field public static final int CODE_ERROR_SERVICE_UNAVAILABLE = 1; // 0x1
     field public static final int CODE_ERROR_UNSPECIFIED = 0; // 0x0
     field public static final int CODE_ERROR_UNSUPPORTED_OPERATION = 2; // 0x2
   }
 
+  public class ImsManager {
+    method @NonNull public android.telephony.ims.ImsMmTelManager getImsMmTelManager(int);
+    field public static final String ACTION_WFC_IMS_REGISTRATION_ERROR = "android.telephony.ims.action.WFC_IMS_REGISTRATION_ERROR";
+    field public static final String EXTRA_WFC_REGISTRATION_FAILURE_MESSAGE = "android.telephony.ims.extra.WFC_REGISTRATION_FAILURE_MESSAGE";
+    field public static final String EXTRA_WFC_REGISTRATION_FAILURE_TITLE = "android.telephony.ims.extra.WFC_REGISTRATION_FAILURE_TITLE";
+  }
+
   public class ImsMmTelManager implements android.telephony.ims.RegistrationManager {
-    method @NonNull @RequiresPermission(anyOf={"android.permission.READ_PRIVILEGED_PHONE_STATE", android.Manifest.permission.READ_PRECISE_PHONE_STATE}) public static android.telephony.ims.ImsMmTelManager createForSubscriptionId(int);
     method @RequiresPermission("android.permission.READ_PRIVILEGED_PHONE_STATE") public void getRegistrationState(@NonNull java.util.concurrent.Executor, @NonNull java.util.function.Consumer<java.lang.Integer>);
     method @RequiresPermission(anyOf={"android.permission.READ_PRIVILEGED_PHONE_STATE", android.Manifest.permission.READ_PRECISE_PHONE_STATE}) public void getRegistrationTransportType(@NonNull java.util.concurrent.Executor, @NonNull java.util.function.Consumer<java.lang.Integer>);
     method @RequiresPermission(anyOf={"android.permission.READ_PRIVILEGED_PHONE_STATE", android.Manifest.permission.READ_PRECISE_PHONE_STATE}) public int getVoWiFiModeSetting();
diff --git a/api/system-current.txt b/api/system-current.txt
index 121f39a..b0fe305 100755
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -93,6 +93,7 @@
     field public static final String INTERNAL_SYSTEM_WINDOW = "android.permission.INTERNAL_SYSTEM_WINDOW";
     field public static final String INVOKE_CARRIER_SETUP = "android.permission.INVOKE_CARRIER_SETUP";
     field public static final String KILL_UID = "android.permission.KILL_UID";
+    field public static final String LISTEN_ALWAYS_REPORTED_SIGNAL_STRENGTH = "android.permission.LISTEN_ALWAYS_REPORTED_SIGNAL_STRENGTH";
     field public static final String LOCAL_MAC_ADDRESS = "android.permission.LOCAL_MAC_ADDRESS";
     field public static final String LOCK_DEVICE = "android.permission.LOCK_DEVICE";
     field public static final String LOOP_RADIO = "android.permission.LOOP_RADIO";
@@ -1590,7 +1591,6 @@
     field public static final String STATS_MANAGER = "stats";
     field public static final String STATUS_BAR_SERVICE = "statusbar";
     field public static final String SYSTEM_UPDATE_SERVICE = "system_update";
-    field public static final String TELEPHONY_IMS_SERVICE = "telephony_ims";
     field public static final String TELEPHONY_REGISTRY_SERVICE = "telephony_registry";
     field public static final String TETHERING_SERVICE = "tethering";
     field public static final String VR_SERVICE = "vrmanager";
@@ -7217,6 +7217,7 @@
     field public static final String HPLMNS = "hplmns";
     field public static final String ICC_ID = "icc_id";
     field public static final String IMSI = "imsi";
+    field public static final String IMS_RCS_UCE_ENABLED = "ims_rcs_uce_enabled";
     field public static final String ISO_COUNTRY_CODE = "iso_country_code";
     field public static final String IS_EMBEDDED = "is_embedded";
     field public static final String IS_OPPORTUNISTIC = "is_opportunistic";
@@ -8986,6 +8987,7 @@
     method public int getSleepTimeMillis();
     method public long getTimestamp();
     method @NonNull public java.util.List<android.telephony.ModemActivityInfo.TransmitPower> getTransmitPowerInfo();
+    method public boolean isValid();
     method public void writeToParcel(@NonNull android.os.Parcel, int);
     field @NonNull public static final android.os.Parcelable.Creator<android.telephony.ModemActivityInfo> CREATOR;
     field public static final int TX_POWER_LEVELS = 5; // 0x5
@@ -9083,6 +9085,7 @@
     method public void onRadioPowerStateChanged(int);
     method public void onSrvccStateChanged(int);
     method public void onVoiceActivationStateChanged(int);
+    field @RequiresPermission(android.Manifest.permission.LISTEN_ALWAYS_REPORTED_SIGNAL_STRENGTH) public static final int LISTEN_ALWAYS_REPORTED_SIGNAL_STRENGTH = 512; // 0x200
     field @RequiresPermission("android.permission.READ_PRECISE_PHONE_STATE") public static final int LISTEN_CALL_ATTRIBUTES_CHANGED = 67108864; // 0x4000000
     field @RequiresPermission(android.Manifest.permission.READ_ACTIVE_EMERGENCY_SESSION) public static final int LISTEN_OUTGOING_EMERGENCY_CALL = 268435456; // 0x10000000
     field @RequiresPermission(android.Manifest.permission.READ_ACTIVE_EMERGENCY_SESSION) public static final int LISTEN_OUTGOING_EMERGENCY_SMS = 536870912; // 0x20000000
@@ -9534,6 +9537,7 @@
     method @RequiresPermission(android.Manifest.permission.CONNECTIVITY_INTERNAL) public void resetSettings();
     method @Deprecated @RequiresPermission(android.Manifest.permission.MODIFY_PHONE_STATE) public int setAllowedCarriers(int, java.util.List<android.service.carrier.CarrierIdentifier>);
     method @RequiresPermission(android.Manifest.permission.MODIFY_PHONE_STATE) public boolean setAllowedNetworkTypes(long);
+    method @RequiresPermission(android.Manifest.permission.MODIFY_PHONE_STATE) public void setAlwaysReportSignalStrength(boolean);
     method @RequiresPermission(android.Manifest.permission.MODIFY_PHONE_STATE) public void setCarrierDataEnabled(boolean);
     method @RequiresPermission(android.Manifest.permission.MODIFY_PHONE_STATE) public int setCarrierRestrictionRules(@NonNull android.telephony.CarrierRestrictionRules);
     method @RequiresPermission(android.Manifest.permission.MODIFY_PHONE_STATE) public void setDataActivationState(int);
@@ -9560,6 +9564,7 @@
     method @RequiresPermission(android.Manifest.permission.READ_ACTIVE_EMERGENCY_SESSION) public void updateTestOtaEmergencyNumberDbFilePath(@NonNull String);
     field @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public static final String ACTION_ANOMALY_REPORTED = "android.telephony.action.ANOMALY_REPORTED";
     field public static final String ACTION_EMERGENCY_ASSISTANCE = "android.telephony.action.EMERGENCY_ASSISTANCE";
+    field public static final String ACTION_SERVICE_PROVIDERS_UPDATED = "android.telephony.action.SERVICE_PROVIDERS_UPDATED";
     field public static final String ACTION_SIM_APPLICATION_STATE_CHANGED = "android.telephony.action.SIM_APPLICATION_STATE_CHANGED";
     field public static final String ACTION_SIM_CARD_STATE_CHANGED = "android.telephony.action.SIM_CARD_STATE_CHANGED";
     field public static final String ACTION_SIM_SLOT_STATUS_CHANGED = "android.telephony.action.SIM_SLOT_STATUS_CHANGED";
@@ -9572,7 +9577,12 @@
     field public static final int CARRIER_PRIVILEGE_STATUS_RULES_NOT_LOADED = -1; // 0xffffffff
     field public static final String EXTRA_ANOMALY_DESCRIPTION = "android.telephony.extra.ANOMALY_DESCRIPTION";
     field public static final String EXTRA_ANOMALY_ID = "android.telephony.extra.ANOMALY_ID";
+    field public static final String EXTRA_DATA_SPN = "android.telephony.extra.DATA_SPN";
+    field public static final String EXTRA_PLMN = "android.telephony.extra.PLMN";
+    field public static final String EXTRA_SHOW_PLMN = "android.telephony.extra.SHOW_PLMN";
+    field public static final String EXTRA_SHOW_SPN = "android.telephony.extra.SHOW_SPN";
     field public static final String EXTRA_SIM_STATE = "android.telephony.extra.SIM_STATE";
+    field public static final String EXTRA_SPN = "android.telephony.extra.SPN";
     field public static final String EXTRA_VISUAL_VOICEMAIL_ENABLED_BY_USER_BOOL = "android.telephony.extra.VISUAL_VOICEMAIL_ENABLED_BY_USER_BOOL";
     field public static final String EXTRA_VOICEMAIL_SCRAMBLED_PIN_STRING = "android.telephony.extra.VOICEMAIL_SCRAMBLED_PIN_STRING";
     field public static final int INVALID_EMERGENCY_NUMBER_DB_VERSION = -1; // 0xffffffff
@@ -10161,15 +10171,12 @@
   }
 
   public class ImsManager {
-    method @NonNull public android.telephony.ims.ImsMmTelManager getImsMmTelManager(int);
     method @NonNull public android.telephony.ims.ImsRcsManager getImsRcsManager(int);
     field public static final String ACTION_FORBIDDEN_NO_SERVICE_AUTHORIZATION = "com.android.internal.intent.action.ACTION_FORBIDDEN_NO_SERVICE_AUTHORIZATION";
-    field public static final String ACTION_WFC_IMS_REGISTRATION_ERROR = "android.telephony.ims.action.WFC_IMS_REGISTRATION_ERROR";
-    field public static final String EXTRA_WFC_REGISTRATION_FAILURE_MESSAGE = "android.telephony.ims.extra.WFC_REGISTRATION_FAILURE_MESSAGE";
-    field public static final String EXTRA_WFC_REGISTRATION_FAILURE_TITLE = "android.telephony.ims.extra.WFC_REGISTRATION_FAILURE_TITLE";
   }
 
   public class ImsMmTelManager implements android.telephony.ims.RegistrationManager {
+    method @Deprecated @NonNull @RequiresPermission(anyOf={android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE, android.Manifest.permission.READ_PRECISE_PHONE_STATE}) public static android.telephony.ims.ImsMmTelManager createForSubscriptionId(int);
     method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public void getFeatureState(@NonNull java.util.concurrent.Executor, @NonNull java.util.function.Consumer<java.lang.Integer>) throws android.telephony.ims.ImsException;
     method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public void getRegistrationState(@NonNull java.util.concurrent.Executor, @NonNull java.util.function.Consumer<java.lang.Integer>);
     method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public int getVoWiFiRoamingModeSetting();
@@ -10537,8 +10544,8 @@
     method public int describeContents();
     method @NonNull public java.util.List<java.lang.String> getCapableExtensionTags();
     method @NonNull public android.net.Uri getContactUri();
-    method @Nullable public android.net.Uri getServiceUri(int);
-    method public boolean isCapable(int);
+    method @Nullable public android.net.Uri getServiceUri(long);
+    method public boolean isCapable(long);
     method public boolean isCapable(@NonNull String);
     method public void writeToParcel(@NonNull android.os.Parcel, int);
     field public static final int CAPABILITY_CALL_COMPOSER = 4194304; // 0x400000
@@ -10560,6 +10567,7 @@
     field public static final int CAPABILITY_IMAGE_SHARE = 256; // 0x100
     field public static final int CAPABILITY_IP_VIDEO_CALL = 16384; // 0x4000
     field public static final int CAPABILITY_IP_VOICE_CALL = 8192; // 0x2000
+    field public static final int CAPABILITY_MMTEL_CALL_COMPOSER = 1073741824; // 0x40000000
     field public static final int CAPABILITY_PLUG_IN = 268435456; // 0x10000000
     field public static final int CAPABILITY_POST_CALL = 8388608; // 0x800000
     field public static final int CAPABILITY_RCS_VIDEO_CALL = 1048576; // 0x100000
@@ -10568,6 +10576,7 @@
     field public static final int CAPABILITY_SHARED_MAP = 16777216; // 0x1000000
     field public static final int CAPABILITY_SHARED_SKETCH = 33554432; // 0x2000000
     field public static final int CAPABILITY_SOCIAL_PRESENCE = 2048; // 0x800
+    field public static final int CAPABILITY_STANDALONE_CHAT_BOT = 536870912; // 0x20000000
     field public static final int CAPABILITY_VIDEO_SHARE = 1024; // 0x400
     field public static final int CAPABILITY_VIDEO_SHARE_DURING_CS_CALL = 512; // 0x200
     field @NonNull public static final android.os.Parcelable.Creator<android.telephony.ims.RcsContactUceCapability> CREATOR;
@@ -10575,12 +10584,43 @@
 
   public static class RcsContactUceCapability.Builder {
     ctor public RcsContactUceCapability.Builder(@NonNull android.net.Uri);
-    method @NonNull public android.telephony.ims.RcsContactUceCapability.Builder add(int, @NonNull android.net.Uri);
-    method @NonNull public android.telephony.ims.RcsContactUceCapability.Builder add(int);
+    method @NonNull public android.telephony.ims.RcsContactUceCapability.Builder add(long, @NonNull android.net.Uri);
+    method @NonNull public android.telephony.ims.RcsContactUceCapability.Builder add(long);
     method @NonNull public android.telephony.ims.RcsContactUceCapability.Builder add(@NonNull String);
     method @NonNull public android.telephony.ims.RcsContactUceCapability build();
   }
 
+  public class RcsUceAdapter {
+    method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public int getUcePublishState() throws android.telephony.ims.ImsException;
+    method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public boolean isUceSettingEnabled() throws android.telephony.ims.ImsException;
+    method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public void requestCapabilities(@NonNull java.util.concurrent.Executor, @NonNull java.util.List<android.net.Uri>, @NonNull android.telephony.ims.RcsUceAdapter.CapabilitiesCallback) throws android.telephony.ims.ImsException;
+    method @RequiresPermission(android.Manifest.permission.MODIFY_PHONE_STATE) public void setUceSettingEnabled(boolean) throws android.telephony.ims.ImsException;
+    field public static final int ERROR_ALREADY_IN_QUEUE = 13; // 0xd
+    field public static final int ERROR_FORBIDDEN = 6; // 0x6
+    field public static final int ERROR_GENERIC_FAILURE = 1; // 0x1
+    field public static final int ERROR_INSUFFICIENT_MEMORY = 11; // 0xb
+    field public static final int ERROR_LOST_NETWORK = 12; // 0xc
+    field public static final int ERROR_NOT_AUTHORIZED = 5; // 0x5
+    field public static final int ERROR_NOT_AVAILABLE = 3; // 0x3
+    field public static final int ERROR_NOT_ENABLED = 2; // 0x2
+    field public static final int ERROR_NOT_FOUND = 7; // 0x7
+    field public static final int ERROR_NOT_REGISTERED = 4; // 0x4
+    field public static final int ERROR_REQUEST_TIMEOUT = 10; // 0xa
+    field public static final int ERROR_REQUEST_TOO_LARGE = 8; // 0x8
+    field public static final int PUBLISH_STATE_200_OK = 1; // 0x1
+    field public static final int PUBLISH_STATE_NOT_PUBLISHED = 2; // 0x2
+    field public static final int PUBLISH_STATE_OTHER_ERROR = 6; // 0x6
+    field public static final int PUBLISH_STATE_RCS_PROVISION_ERROR = 4; // 0x4
+    field public static final int PUBLISH_STATE_REQUEST_TIMEOUT = 5; // 0x5
+    field public static final int PUBLISH_STATE_VOLTE_PROVISION_ERROR = 3; // 0x3
+  }
+
+  public static class RcsUceAdapter.CapabilitiesCallback {
+    ctor public RcsUceAdapter.CapabilitiesCallback();
+    method public void onCapabilitiesReceived(@NonNull java.util.List<android.telephony.ims.RcsContactUceCapability>);
+    method public void onError(int);
+  }
+
 }
 
 package android.telephony.ims.feature {
@@ -10670,6 +10710,8 @@
   public class RcsFeature extends android.telephony.ims.feature.ImsFeature {
     ctor public RcsFeature();
     method public void changeEnabledCapabilities(@NonNull android.telephony.ims.feature.CapabilityChangeRequest, @NonNull android.telephony.ims.feature.ImsFeature.CapabilityCallbackProxy);
+    method @NonNull public android.telephony.ims.stub.RcsSipOptionsImplBase getOptionsExchangeImpl();
+    method @NonNull public android.telephony.ims.stub.RcsPresenceExchangeImplBase getPresenceExchangeImpl();
     method public final void notifyCapabilitiesStatusChanged(@NonNull android.telephony.ims.feature.RcsFeature.RcsImsCapabilities);
     method public void onFeatureReady();
     method public void onFeatureRemoved();
@@ -10862,6 +10904,71 @@
     field public static final int INVALID_RESULT = -1; // 0xffffffff
   }
 
+  public class RcsCapabilityExchange {
+    ctor public RcsCapabilityExchange();
+    method public final void onCommandUpdate(int, int) throws android.telephony.ims.ImsException;
+    field public static final int COMMAND_CODE_FETCH_ERROR = 4; // 0x4
+    field public static final int COMMAND_CODE_GENERIC_FAILURE = 2; // 0x2
+    field public static final int COMMAND_CODE_INSUFFICIENT_MEMORY = 6; // 0x6
+    field public static final int COMMAND_CODE_INVALID_PARAM = 3; // 0x3
+    field public static final int COMMAND_CODE_LOST_NETWORK_CONNECTION = 7; // 0x7
+    field public static final int COMMAND_CODE_NOT_FOUND = 9; // 0x9
+    field public static final int COMMAND_CODE_NOT_SUPPORTED = 8; // 0x8
+    field public static final int COMMAND_CODE_NO_CHANGE_IN_CAP = 11; // 0xb
+    field public static final int COMMAND_CODE_REQUEST_TIMEOUT = 5; // 0x5
+    field public static final int COMMAND_CODE_SERVICE_UNAVAILABLE = 10; // 0xa
+    field public static final int COMMAND_CODE_SERVICE_UNKNOWN = 0; // 0x0
+    field public static final int COMMAND_CODE_SUCCESS = 1; // 0x1
+  }
+
+  public class RcsPresenceExchangeImplBase extends android.telephony.ims.stub.RcsCapabilityExchange {
+    ctor public RcsPresenceExchangeImplBase();
+    method public final void onCapabilityRequestResponse(@NonNull java.util.List<android.telephony.ims.RcsContactUceCapability>, int) throws android.telephony.ims.ImsException;
+    method public final void onNetworkResponse(int, @NonNull String, int) throws android.telephony.ims.ImsException;
+    method public final void onNotifyUpdateCapabilites(int) throws android.telephony.ims.ImsException;
+    method public final void onUnpublish() throws android.telephony.ims.ImsException;
+    method public void requestCapabilities(@NonNull java.util.List<android.net.Uri>, int);
+    method public void updateCapabilities(@NonNull android.telephony.ims.RcsContactUceCapability, int);
+    field public static final int CAPABILITY_UPDATE_TRIGGER_ETAG_EXPIRED = 0; // 0x0
+    field public static final int CAPABILITY_UPDATE_TRIGGER_MOVE_TO_2G = 6; // 0x6
+    field public static final int CAPABILITY_UPDATE_TRIGGER_MOVE_TO_3G = 5; // 0x5
+    field public static final int CAPABILITY_UPDATE_TRIGGER_MOVE_TO_EHRPD = 3; // 0x3
+    field public static final int CAPABILITY_UPDATE_TRIGGER_MOVE_TO_HSPAPLUS = 4; // 0x4
+    field public static final int CAPABILITY_UPDATE_TRIGGER_MOVE_TO_IWLAN = 8; // 0x8
+    field public static final int CAPABILITY_UPDATE_TRIGGER_MOVE_TO_LTE_VOPS_DISABLED = 1; // 0x1
+    field public static final int CAPABILITY_UPDATE_TRIGGER_MOVE_TO_LTE_VOPS_ENABLED = 2; // 0x2
+    field public static final int CAPABILITY_UPDATE_TRIGGER_MOVE_TO_NR5G_VOPS_DISABLED = 10; // 0xa
+    field public static final int CAPABILITY_UPDATE_TRIGGER_MOVE_TO_NR5G_VOPS_ENABLED = 11; // 0xb
+    field public static final int CAPABILITY_UPDATE_TRIGGER_MOVE_TO_WLAN = 7; // 0x7
+    field public static final int CAPABILITY_UPDATE_TRIGGER_UNKNOWN = 9; // 0x9
+    field public static final int RESPONSE_FORBIDDEN = 3; // 0x3
+    field public static final int RESPONSE_NOT_AUTHORIZED_FOR_PRESENCE = 2; // 0x2
+    field public static final int RESPONSE_NOT_FOUND = 4; // 0x4
+    field public static final int RESPONSE_NOT_REGISTERED = 1; // 0x1
+    field public static final int RESPONSE_SIP_INTERVAL_TOO_SHORT = 7; // 0x7
+    field public static final int RESPONSE_SIP_REQUEST_TIMEOUT = 5; // 0x5
+    field public static final int RESPONSE_SIP_SERVICE_UNAVAILABLE = 8; // 0x8
+    field public static final int RESPONSE_SUBSCRIBE_GENERIC_FAILURE = -1; // 0xffffffff
+    field public static final int RESPONSE_SUBSCRIBE_TOO_LARGE = 6; // 0x6
+    field public static final int RESPONSE_SUCCESS = 0; // 0x0
+  }
+
+  public class RcsSipOptionsImplBase extends android.telephony.ims.stub.RcsCapabilityExchange {
+    ctor public RcsSipOptionsImplBase();
+    method public final void onCapabilityRequestResponse(int, @NonNull String, @Nullable android.telephony.ims.RcsContactUceCapability, int) throws android.telephony.ims.ImsException;
+    method public final void onRemoteCapabilityRequest(@NonNull android.net.Uri, @NonNull android.telephony.ims.RcsContactUceCapability, int) throws android.telephony.ims.ImsException;
+    method public void respondToCapabilityRequest(@NonNull String, @NonNull android.telephony.ims.RcsContactUceCapability, int);
+    method public void respondToCapabilityRequestWithError(@NonNull android.net.Uri, int, @NonNull String, int);
+    method public void sendCapabilityRequest(@NonNull android.net.Uri, @NonNull android.telephony.ims.RcsContactUceCapability, int);
+    field public static final int RESPONSE_BAD_REQUEST = 5; // 0x5
+    field public static final int RESPONSE_DOES_NOT_EXIST_ANYWHERE = 4; // 0x4
+    field public static final int RESPONSE_GENERIC_FAILURE = -1; // 0xffffffff
+    field public static final int RESPONSE_NOT_FOUND = 3; // 0x3
+    field public static final int RESPONSE_REQUEST_TIMEOUT = 2; // 0x2
+    field public static final int RESPONSE_SUCCESS = 0; // 0x0
+    field public static final int RESPONSE_TEMPORARILY_UNAVAILABLE = 1; // 0x1
+  }
+
 }
 
 package android.telephony.mbms {
diff --git a/api/test-current.txt b/api/test-current.txt
index fcf68dc..827ec34 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -657,7 +657,6 @@
     field public static final String PERMISSION_SERVICE = "permission";
     field public static final String ROLLBACK_SERVICE = "rollback";
     field public static final String STATUS_BAR_SERVICE = "statusbar";
-    field public static final String TELEPHONY_IMS_SERVICE = "telephony_ims";
     field public static final String TEST_NETWORK_SERVICE = "test_network";
   }
 
@@ -3400,15 +3399,12 @@
   }
 
   public class ImsManager {
-    method @NonNull public android.telephony.ims.ImsMmTelManager getImsMmTelManager(int);
     method @NonNull public android.telephony.ims.ImsRcsManager getImsRcsManager(int);
     field public static final String ACTION_FORBIDDEN_NO_SERVICE_AUTHORIZATION = "com.android.internal.intent.action.ACTION_FORBIDDEN_NO_SERVICE_AUTHORIZATION";
-    field public static final String ACTION_WFC_IMS_REGISTRATION_ERROR = "android.telephony.ims.action.WFC_IMS_REGISTRATION_ERROR";
-    field public static final String EXTRA_WFC_REGISTRATION_FAILURE_MESSAGE = "android.telephony.ims.extra.WFC_REGISTRATION_FAILURE_MESSAGE";
-    field public static final String EXTRA_WFC_REGISTRATION_FAILURE_TITLE = "android.telephony.ims.extra.WFC_REGISTRATION_FAILURE_TITLE";
   }
 
   public class ImsMmTelManager implements android.telephony.ims.RegistrationManager {
+    method @Deprecated @NonNull @RequiresPermission(anyOf={"android.permission.READ_PRIVILEGED_PHONE_STATE", android.Manifest.permission.READ_PRECISE_PHONE_STATE}) public static android.telephony.ims.ImsMmTelManager createForSubscriptionId(int);
     method @RequiresPermission("android.permission.READ_PRIVILEGED_PHONE_STATE") public void getFeatureState(@NonNull java.util.concurrent.Executor, @NonNull java.util.function.Consumer<java.lang.Integer>) throws android.telephony.ims.ImsException;
     method @RequiresPermission("android.permission.READ_PRIVILEGED_PHONE_STATE") public void getRegistrationState(@NonNull java.util.concurrent.Executor, @NonNull java.util.function.Consumer<java.lang.Integer>);
     method @RequiresPermission("android.permission.READ_PRIVILEGED_PHONE_STATE") public int getVoWiFiRoamingModeSetting();
@@ -3768,6 +3764,87 @@
     method public void onProvisioningStringChanged(int, @NonNull String);
   }
 
+  public final class RcsContactUceCapability implements android.os.Parcelable {
+    method public int describeContents();
+    method @NonNull public java.util.List<java.lang.String> getCapableExtensionTags();
+    method @NonNull public android.net.Uri getContactUri();
+    method @Nullable public android.net.Uri getServiceUri(long);
+    method public boolean isCapable(long);
+    method public boolean isCapable(@NonNull String);
+    method public void writeToParcel(@NonNull android.os.Parcel, int);
+    field public static final int CAPABILITY_CALL_COMPOSER = 4194304; // 0x400000
+    field public static final int CAPABILITY_CHAT_BOT = 67108864; // 0x4000000
+    field public static final int CAPABILITY_CHAT_BOT_ROLE = 134217728; // 0x8000000
+    field public static final int CAPABILITY_CHAT_SESSION = 2; // 0x2
+    field public static final int CAPABILITY_CHAT_SESSION_STORE_FORWARD = 4; // 0x4
+    field public static final int CAPABILITY_CHAT_STANDALONE = 1; // 0x1
+    field public static final int CAPABILITY_DISCOVERY_VIA_PRESENCE = 4096; // 0x1000
+    field public static final int CAPABILITY_FILE_TRANSFER = 8; // 0x8
+    field public static final int CAPABILITY_FILE_TRANSFER_HTTP = 64; // 0x40
+    field public static final int CAPABILITY_FILE_TRANSFER_SMS = 128; // 0x80
+    field public static final int CAPABILITY_FILE_TRANSFER_STORE_FORWARD = 32; // 0x20
+    field public static final int CAPABILITY_FILE_TRANSFER_THUMBNAIL = 16; // 0x10
+    field public static final int CAPABILITY_GEOLOCATION_PULL = 131072; // 0x20000
+    field public static final int CAPABILITY_GEOLOCATION_PULL_FILE_TRANSFER = 262144; // 0x40000
+    field public static final int CAPABILITY_GEOLOCATION_PUSH = 32768; // 0x8000
+    field public static final int CAPABILITY_GEOLOCATION_PUSH_SMS = 65536; // 0x10000
+    field public static final int CAPABILITY_IMAGE_SHARE = 256; // 0x100
+    field public static final int CAPABILITY_IP_VIDEO_CALL = 16384; // 0x4000
+    field public static final int CAPABILITY_IP_VOICE_CALL = 8192; // 0x2000
+    field public static final int CAPABILITY_MMTEL_CALL_COMPOSER = 1073741824; // 0x40000000
+    field public static final int CAPABILITY_PLUG_IN = 268435456; // 0x10000000
+    field public static final int CAPABILITY_POST_CALL = 8388608; // 0x800000
+    field public static final int CAPABILITY_RCS_VIDEO_CALL = 1048576; // 0x100000
+    field public static final int CAPABILITY_RCS_VIDEO_ONLY_CALL = 2097152; // 0x200000
+    field public static final int CAPABILITY_RCS_VOICE_CALL = 524288; // 0x80000
+    field public static final int CAPABILITY_SHARED_MAP = 16777216; // 0x1000000
+    field public static final int CAPABILITY_SHARED_SKETCH = 33554432; // 0x2000000
+    field public static final int CAPABILITY_SOCIAL_PRESENCE = 2048; // 0x800
+    field public static final int CAPABILITY_STANDALONE_CHAT_BOT = 536870912; // 0x20000000
+    field public static final int CAPABILITY_VIDEO_SHARE = 1024; // 0x400
+    field public static final int CAPABILITY_VIDEO_SHARE_DURING_CS_CALL = 512; // 0x200
+    field @NonNull public static final android.os.Parcelable.Creator<android.telephony.ims.RcsContactUceCapability> CREATOR;
+  }
+
+  public static class RcsContactUceCapability.Builder {
+    ctor public RcsContactUceCapability.Builder(@NonNull android.net.Uri);
+    method @NonNull public android.telephony.ims.RcsContactUceCapability.Builder add(long, @NonNull android.net.Uri);
+    method @NonNull public android.telephony.ims.RcsContactUceCapability.Builder add(long);
+    method @NonNull public android.telephony.ims.RcsContactUceCapability.Builder add(@NonNull String);
+    method @NonNull public android.telephony.ims.RcsContactUceCapability build();
+  }
+
+  public class RcsUceAdapter {
+    method @RequiresPermission("android.permission.READ_PRIVILEGED_PHONE_STATE") public int getUcePublishState() throws android.telephony.ims.ImsException;
+    method @RequiresPermission("android.permission.READ_PRIVILEGED_PHONE_STATE") public boolean isUceSettingEnabled() throws android.telephony.ims.ImsException;
+    method @RequiresPermission("android.permission.READ_PRIVILEGED_PHONE_STATE") public void requestCapabilities(@NonNull java.util.concurrent.Executor, @NonNull java.util.List<android.net.Uri>, @NonNull android.telephony.ims.RcsUceAdapter.CapabilitiesCallback) throws android.telephony.ims.ImsException;
+    method @RequiresPermission(android.Manifest.permission.MODIFY_PHONE_STATE) public void setUceSettingEnabled(boolean) throws android.telephony.ims.ImsException;
+    field public static final int ERROR_ALREADY_IN_QUEUE = 13; // 0xd
+    field public static final int ERROR_FORBIDDEN = 6; // 0x6
+    field public static final int ERROR_GENERIC_FAILURE = 1; // 0x1
+    field public static final int ERROR_INSUFFICIENT_MEMORY = 11; // 0xb
+    field public static final int ERROR_LOST_NETWORK = 12; // 0xc
+    field public static final int ERROR_NOT_AUTHORIZED = 5; // 0x5
+    field public static final int ERROR_NOT_AVAILABLE = 3; // 0x3
+    field public static final int ERROR_NOT_ENABLED = 2; // 0x2
+    field public static final int ERROR_NOT_FOUND = 7; // 0x7
+    field public static final int ERROR_NOT_REGISTERED = 4; // 0x4
+    field public static final int ERROR_REQUEST_TIMEOUT = 10; // 0xa
+    field public static final int ERROR_REQUEST_TOO_LARGE = 8; // 0x8
+    field public static final int PUBLISH_STATE_200_OK = 1; // 0x1
+    field public static final int PUBLISH_STATE_NOT_PUBLISHED = 2; // 0x2
+    field public static final int PUBLISH_STATE_OTHER_ERROR = 6; // 0x6
+    field public static final int PUBLISH_STATE_RCS_PROVISION_ERROR = 4; // 0x4
+    field public static final int PUBLISH_STATE_REQUEST_TIMEOUT = 5; // 0x5
+    field public static final int PUBLISH_STATE_VOLTE_PROVISION_ERROR = 3; // 0x3
+  }
+
+  public static class RcsUceAdapter.CapabilitiesCallback {
+    ctor public RcsUceAdapter.CapabilitiesCallback();
+    method public void onCapabilitiesReceived(@NonNull java.util.List<android.telephony.ims.RcsContactUceCapability>);
+    method public void onError(int);
+  }
+
 }
 
 package android.telephony.ims.feature {
@@ -3857,6 +3934,8 @@
   public class RcsFeature extends android.telephony.ims.feature.ImsFeature {
     ctor public RcsFeature();
     method public void changeEnabledCapabilities(@NonNull android.telephony.ims.feature.CapabilityChangeRequest, @NonNull android.telephony.ims.feature.ImsFeature.CapabilityCallbackProxy);
+    method @NonNull public android.telephony.ims.stub.RcsSipOptionsImplBase getOptionsExchangeImpl();
+    method @NonNull public android.telephony.ims.stub.RcsPresenceExchangeImplBase getPresenceExchangeImpl();
     method public final void notifyCapabilitiesStatusChanged(@NonNull android.telephony.ims.feature.RcsFeature.RcsImsCapabilities);
     method public void onFeatureReady();
     method public void onFeatureRemoved();
@@ -4049,6 +4128,71 @@
     field public static final int INVALID_RESULT = -1; // 0xffffffff
   }
 
+  public class RcsCapabilityExchange {
+    ctor public RcsCapabilityExchange();
+    method public final void onCommandUpdate(int, int) throws android.telephony.ims.ImsException;
+    field public static final int COMMAND_CODE_FETCH_ERROR = 4; // 0x4
+    field public static final int COMMAND_CODE_GENERIC_FAILURE = 2; // 0x2
+    field public static final int COMMAND_CODE_INSUFFICIENT_MEMORY = 6; // 0x6
+    field public static final int COMMAND_CODE_INVALID_PARAM = 3; // 0x3
+    field public static final int COMMAND_CODE_LOST_NETWORK_CONNECTION = 7; // 0x7
+    field public static final int COMMAND_CODE_NOT_FOUND = 9; // 0x9
+    field public static final int COMMAND_CODE_NOT_SUPPORTED = 8; // 0x8
+    field public static final int COMMAND_CODE_NO_CHANGE_IN_CAP = 11; // 0xb
+    field public static final int COMMAND_CODE_REQUEST_TIMEOUT = 5; // 0x5
+    field public static final int COMMAND_CODE_SERVICE_UNAVAILABLE = 10; // 0xa
+    field public static final int COMMAND_CODE_SERVICE_UNKNOWN = 0; // 0x0
+    field public static final int COMMAND_CODE_SUCCESS = 1; // 0x1
+  }
+
+  public class RcsPresenceExchangeImplBase extends android.telephony.ims.stub.RcsCapabilityExchange {
+    ctor public RcsPresenceExchangeImplBase();
+    method public final void onCapabilityRequestResponse(@NonNull java.util.List<android.telephony.ims.RcsContactUceCapability>, int) throws android.telephony.ims.ImsException;
+    method public final void onNetworkResponse(int, @NonNull String, int) throws android.telephony.ims.ImsException;
+    method public final void onNotifyUpdateCapabilites(int) throws android.telephony.ims.ImsException;
+    method public final void onUnpublish() throws android.telephony.ims.ImsException;
+    method public void requestCapabilities(@NonNull java.util.List<android.net.Uri>, int);
+    method public void updateCapabilities(@NonNull android.telephony.ims.RcsContactUceCapability, int);
+    field public static final int CAPABILITY_UPDATE_TRIGGER_ETAG_EXPIRED = 0; // 0x0
+    field public static final int CAPABILITY_UPDATE_TRIGGER_MOVE_TO_2G = 6; // 0x6
+    field public static final int CAPABILITY_UPDATE_TRIGGER_MOVE_TO_3G = 5; // 0x5
+    field public static final int CAPABILITY_UPDATE_TRIGGER_MOVE_TO_EHRPD = 3; // 0x3
+    field public static final int CAPABILITY_UPDATE_TRIGGER_MOVE_TO_HSPAPLUS = 4; // 0x4
+    field public static final int CAPABILITY_UPDATE_TRIGGER_MOVE_TO_IWLAN = 8; // 0x8
+    field public static final int CAPABILITY_UPDATE_TRIGGER_MOVE_TO_LTE_VOPS_DISABLED = 1; // 0x1
+    field public static final int CAPABILITY_UPDATE_TRIGGER_MOVE_TO_LTE_VOPS_ENABLED = 2; // 0x2
+    field public static final int CAPABILITY_UPDATE_TRIGGER_MOVE_TO_NR5G_VOPS_DISABLED = 10; // 0xa
+    field public static final int CAPABILITY_UPDATE_TRIGGER_MOVE_TO_NR5G_VOPS_ENABLED = 11; // 0xb
+    field public static final int CAPABILITY_UPDATE_TRIGGER_MOVE_TO_WLAN = 7; // 0x7
+    field public static final int CAPABILITY_UPDATE_TRIGGER_UNKNOWN = 9; // 0x9
+    field public static final int RESPONSE_FORBIDDEN = 3; // 0x3
+    field public static final int RESPONSE_NOT_AUTHORIZED_FOR_PRESENCE = 2; // 0x2
+    field public static final int RESPONSE_NOT_FOUND = 4; // 0x4
+    field public static final int RESPONSE_NOT_REGISTERED = 1; // 0x1
+    field public static final int RESPONSE_SIP_INTERVAL_TOO_SHORT = 7; // 0x7
+    field public static final int RESPONSE_SIP_REQUEST_TIMEOUT = 5; // 0x5
+    field public static final int RESPONSE_SIP_SERVICE_UNAVAILABLE = 8; // 0x8
+    field public static final int RESPONSE_SUBSCRIBE_GENERIC_FAILURE = -1; // 0xffffffff
+    field public static final int RESPONSE_SUBSCRIBE_TOO_LARGE = 6; // 0x6
+    field public static final int RESPONSE_SUCCESS = 0; // 0x0
+  }
+
+  public class RcsSipOptionsImplBase extends android.telephony.ims.stub.RcsCapabilityExchange {
+    ctor public RcsSipOptionsImplBase();
+    method public final void onCapabilityRequestResponse(int, @NonNull String, @Nullable android.telephony.ims.RcsContactUceCapability, int) throws android.telephony.ims.ImsException;
+    method public final void onRemoteCapabilityRequest(@NonNull android.net.Uri, @NonNull android.telephony.ims.RcsContactUceCapability, int) throws android.telephony.ims.ImsException;
+    method public void respondToCapabilityRequest(@NonNull String, @NonNull android.telephony.ims.RcsContactUceCapability, int);
+    method public void respondToCapabilityRequestWithError(@NonNull android.net.Uri, int, @NonNull String, int);
+    method public void sendCapabilityRequest(@NonNull android.net.Uri, @NonNull android.telephony.ims.RcsContactUceCapability, int);
+    field public static final int RESPONSE_BAD_REQUEST = 5; // 0x5
+    field public static final int RESPONSE_DOES_NOT_EXIST_ANYWHERE = 4; // 0x4
+    field public static final int RESPONSE_GENERIC_FAILURE = -1; // 0xffffffff
+    field public static final int RESPONSE_NOT_FOUND = 3; // 0x3
+    field public static final int RESPONSE_REQUEST_TIMEOUT = 2; // 0x2
+    field public static final int RESPONSE_SUCCESS = 0; // 0x0
+    field public static final int RESPONSE_TEMPORARILY_UNAVAILABLE = 1; // 0x1
+  }
+
 }
 
 package android.telephony.mbms {
diff --git a/cmds/telecom/src/com/android/commands/telecom/Telecom.java b/cmds/telecom/src/com/android/commands/telecom/Telecom.java
index 1987440..9707405 100644
--- a/cmds/telecom/src/com/android/commands/telecom/Telecom.java
+++ b/cmds/telecom/src/com/android/commands/telecom/Telecom.java
@@ -366,12 +366,8 @@
     }
 
     private void runGetMaxPhones() throws RemoteException {
-        // This assumes the max number of SIMs is 2, which it currently is
-        if (TelephonyManager.MULTISIM_ALLOWED == mTelephonyManager.isMultiSimSupported()) {
-            System.out.println("2");
-        } else {
-            System.out.println("1");
-        }
+        // how many logical modems can be potentially active simultaneously
+        System.out.println(mTelephonyManager.getSupportedModemCount());
     }
 
     private void runSetEmergencyPhoneAccountPackageFilter() throws RemoteException {
diff --git a/core/java/android/annotation/SystemApi.java b/core/java/android/annotation/SystemApi.java
index 2cb93e4..ecbfed9 100644
--- a/core/java/android/annotation/SystemApi.java
+++ b/core/java/android/annotation/SystemApi.java
@@ -23,6 +23,7 @@
 import static java.lang.annotation.ElementType.PACKAGE;
 import static java.lang.annotation.ElementType.TYPE;
 
+import java.lang.annotation.Repeatable;
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
 import java.lang.annotation.Target;
@@ -40,39 +41,48 @@
  */
 @Target({TYPE, FIELD, METHOD, CONSTRUCTOR, ANNOTATION_TYPE, PACKAGE})
 @Retention(RetentionPolicy.RUNTIME)
+@Repeatable(SystemApi.Container.class) // TODO(b/146727827): make this non-repeatable
 public @interface SystemApi {
     enum Client {
         /**
          * Specifies that the intended clients of a SystemApi are privileged apps.
-         * This is the default value for {@link #client}. This implies
-         * MODULE_APPS and MODULE_LIBRARIES as well, which means that APIs will also
-         * be available to module apps and jars.
+         * This is the default value for {@link #client}.
+         * TODO Update the javadoc according to the final spec
          */
         PRIVILEGED_APPS,
 
         /**
-         * Specifies that the intended clients of a SystemApi are modules implemented
-         * as apps, like the NetworkStack app. This implies MODULE_LIBRARIES as well,
-         * which means that APIs will also be available to module jars.
+         * DO NOT USE. Use PRIVILEGED_APPS instead.
+         * (This would provide no further protection over PRIVILEGED_APPS; do not rely on it)
+         * @deprecated Use #PRIVILEGED_APPS instead
          */
+        @Deprecated
         MODULE_APPS,
 
         /**
          * Specifies that the intended clients of a SystemApi are modules implemented
          * as libraries, like the conscrypt.jar in the conscrypt APEX.
+         * TODO Update the javadoc according to the final spec
          */
-        MODULE_LIBRARIES
+        MODULE_LIBRARIES,
+
+        /**
+         * Specifies that the system API is available only in the system server process.
+         * Use this to expose APIs from code loaded by the system server process <em>but</em>
+         * not in <pre>BOOTCLASSPATH</pre>.
+         * TODO(b/148177503) Update "services-stubs" and actually use it.
+         */
+        SYSTEM_SERVER
     }
 
+    /** @deprecated do not use */
+    @Deprecated
     enum Process {
-        /**
-         * Specifies that the SystemAPI is available in every Java processes.
-         * This is the default value for {@link #process}.
-         */
+        /** @deprecated do not use */
         ALL,
 
         /**
-         * Specifies that the SystemAPI is available only in the system server process.
+         * @deprecated use Client#SYSTEM_SERVER instead
          */
         SYSTEM_SERVER
     }
@@ -83,7 +93,18 @@
     Client client() default android.annotation.SystemApi.Client.PRIVILEGED_APPS;
 
     /**
-     * The process(es) that this SystemAPI is available
+     * @deprecated use Client#SYSTEM_SERVER instead for system_server APIs
      */
+    @Deprecated
     Process process() default android.annotation.SystemApi.Process.ALL;
+
+
+    /**
+     * Container for {@link SystemApi} that allows it to be applied repeatedly to types.
+     */
+    @Retention(RetentionPolicy.RUNTIME)
+    @Target(TYPE)
+    @interface Container {
+        SystemApi[] value();
+    }
 }
diff --git a/core/java/android/content/Context.java b/core/java/android/content/Context.java
index 472d956..8fa00ab 100644
--- a/core/java/android/content/Context.java
+++ b/core/java/android/content/Context.java
@@ -4854,10 +4854,7 @@
     /**
      * Use with {@link #getSystemService(String)} to retrieve an
      * {@link android.telephony.ims.ImsManager}.
-     * @hide
      */
-    @SystemApi
-    @TestApi
     public static final String TELEPHONY_IMS_SERVICE = "telephony_ims";
 
     /**
diff --git a/core/java/android/provider/Telephony.java b/core/java/android/provider/Telephony.java
index ca07c89..1611d28 100644
--- a/core/java/android/provider/Telephony.java
+++ b/core/java/android/provider/Telephony.java
@@ -5252,6 +5252,12 @@
         public static final String WFC_IMS_ROAMING_ENABLED = "wfc_ims_roaming_enabled";
 
         /**
+         * Determines if the user has enabled IMS RCS User Capability Exchange (UCE) for this
+         * subscription.
+         */
+        public static final String IMS_RCS_UCE_ENABLED = "ims_rcs_uce_enabled";
+
+        /**
          * TelephonyProvider column name for whether a subscription is opportunistic, that is,
          * whether the network it connects to is limited in functionality or coverage.
          * For example, CBRS.
diff --git a/core/java/android/telephony/PhoneStateListener.java b/core/java/android/telephony/PhoneStateListener.java
index f886cf5..03e7361 100644
--- a/core/java/android/telephony/PhoneStateListener.java
+++ b/core/java/android/telephony/PhoneStateListener.java
@@ -168,6 +168,16 @@
     public static final int LISTEN_SIGNAL_STRENGTHS                         = 0x00000100;
 
     /**
+     * Listen for always reported changes of the network signal strengths (cellular),
+     * even in some situations such as the screen of the device is off.
+     *
+     * @hide
+     */
+    @RequiresPermission(android.Manifest.permission.LISTEN_ALWAYS_REPORTED_SIGNAL_STRENGTH)
+    @SystemApi
+    public static final int LISTEN_ALWAYS_REPORTED_SIGNAL_STRENGTH          = 0x00000200;
+
+    /**
      * Listen for changes to observed cell info.
      *
      * @see #onCellInfoChanged
diff --git a/core/java/com/android/internal/util/ConnectivityUtil.java b/core/java/com/android/internal/util/LocationPermissionChecker.java
similarity index 71%
rename from core/java/com/android/internal/util/ConnectivityUtil.java
rename to core/java/com/android/internal/util/LocationPermissionChecker.java
index b1d4fa0d..dc318b4 100644
--- a/core/java/com/android/internal/util/ConnectivityUtil.java
+++ b/core/java/com/android/internal/util/LocationPermissionChecker.java
@@ -33,28 +33,59 @@
 
 
 /**
- * Utility methods for common functionality using by different networks.
+ * The methods used for location permission and location mode checking.
  *
  * @hide
  */
-public class ConnectivityUtil {
+public class LocationPermissionChecker {
 
-    private static final String TAG = "ConnectivityUtil";
+    private static final String TAG = "LocationPermissionChecker";
 
     private final Context mContext;
-    private final AppOpsManager mAppOps;
+    private final AppOpsManager mAppOpsManager;
     private final UserManager mUserManager;
+    private final LocationManager mLocationManager;
 
-    public ConnectivityUtil(Context context) {
+    public LocationPermissionChecker(Context context) {
         mContext = context;
-        mAppOps = (AppOpsManager) mContext.getSystemService(Context.APP_OPS_SERVICE);
+        mAppOpsManager = (AppOpsManager) mContext.getSystemService(Context.APP_OPS_SERVICE);
         mUserManager = (UserManager) mContext.getSystemService(Context.USER_SERVICE);
+        mLocationManager =
+            (LocationManager) context.getSystemService(Context.LOCATION_SERVICE);
     }
 
     /**
-     * API to determine if the caller has fine/coarse location permission (depending on
-     * config/targetSDK level) and the location mode is enabled for the user. SecurityException is
-     * thrown if the caller has no permission or the location mode is disabled.
+     * Check location permission granted by the caller.
+     *
+     * This API check if the location mode enabled for the caller and the caller has
+     * ACCESS_COARSE_LOCATION permission is targetSDK<29, otherwise, has ACCESS_FINE_LOCATION.
+     *
+     * @param pkgName package name of the application requesting access
+     * @param featureId The feature in the package
+     * @param uid The uid of the package
+     * @param message A message describing why the permission was checked. Only needed if this is
+     *                not inside of a two-way binder call from the data receiver
+     *
+     * @return {@code true} returns if the caller has location permission and the location mode is
+     *         enabled.
+     */
+    public boolean checkLocationPermission(String pkgName, @Nullable String featureId,
+            int uid, @Nullable String message) {
+        try {
+            enforceLocationPermission(pkgName, featureId, uid, message);
+            return true;
+        } catch (SecurityException e) {
+            return false;
+        }
+    }
+
+    /**
+     * Enforce the caller has location permission.
+     *
+     * This API determines if the location mode enabled for the caller and the caller has
+     * ACCESS_COARSE_LOCATION permission is targetSDK<29, otherwise, has ACCESS_FINE_LOCATION.
+     * SecurityException is thrown if the caller has no permission or the location mode is disabled.
+     *
      * @param pkgName package name of the application requesting access
      * @param featureId The feature in the package
      * @param uid The uid of the package
@@ -62,31 +93,21 @@
      *                not inside of a two-way binder call from the data receiver
      */
     public void enforceLocationPermission(String pkgName, @Nullable String featureId, int uid,
-            @Nullable String message)
-            throws SecurityException {
+            @Nullable String message) throws SecurityException {
+
         checkPackage(uid, pkgName);
 
         // Location mode must be enabled
         if (!isLocationModeEnabled()) {
-            // Location mode is disabled, scan results cannot be returned
             throw new SecurityException("Location mode is disabled for the device");
         }
 
         // LocationAccess by App: caller must have Coarse/Fine Location permission to have access to
         // location information.
-        boolean canAppPackageUseLocation = checkCallersLocationPermission(pkgName, featureId,
-                uid, /* coarseForTargetSdkLessThanQ */ true, message);
-
-        // If neither caller or app has location access, there is no need to check
-        // any other permissions. Deny access to scan results.
-        if (!canAppPackageUseLocation) {
+        if (!checkCallersLocationPermission(pkgName, featureId,
+                uid, /* coarseForTargetSdkLessThanQ */ true, message)) {
             throw new SecurityException("UID " + uid + " has no location permission");
         }
-        // If the User or profile is current, permission is granted
-        // Otherwise, uid must have INTERACT_ACROSS_USERS_FULL permission.
-        if (!isCurrentProfile(uid) && !checkInteractAcrossUsersFull(uid)) {
-            throw new SecurityException("UID " + uid + " profile not permitted");
-        }
     }
 
     /**
@@ -104,6 +125,7 @@
      */
     public boolean checkCallersLocationPermission(String pkgName, @Nullable String featureId,
             int uid, boolean coarseForTargetSdkLessThanQ, @Nullable String message) {
+
         boolean isTargetSdkLessThanQ = isTargetSdkLessThan(pkgName, Build.VERSION_CODES.Q, uid);
 
         String permissionType = Manifest.permission.ACCESS_FINE_LOCATION;
@@ -111,8 +133,7 @@
             // Having FINE permission implies having COARSE permission (but not the reverse)
             permissionType = Manifest.permission.ACCESS_COARSE_LOCATION;
         }
-        if (getUidPermission(permissionType, uid)
-                == PackageManager.PERMISSION_DENIED) {
+        if (getUidPermission(permissionType, uid) == PackageManager.PERMISSION_DENIED) {
             return false;
         }
 
@@ -134,10 +155,8 @@
      * Retrieves a handle to LocationManager (if not already done) and check if location is enabled.
      */
     public boolean isLocationModeEnabled() {
-        LocationManager locationManager =
-                (LocationManager) mContext.getSystemService(Context.LOCATION_SERVICE);
         try {
-            return locationManager.isLocationEnabledForUser(UserHandle.of(
+            return mLocationManager.isLocationEnabledForUser(UserHandle.of(
                     getCurrentUser()));
         } catch (Exception e) {
             Log.e(TAG, "Failure to get location mode via API, falling back to settings", e);
@@ -166,28 +185,15 @@
 
     private boolean noteAppOpAllowed(String op, String pkgName, @Nullable String featureId,
             int uid, @Nullable String message) {
-        return mAppOps.noteOp(op, uid, pkgName) == AppOpsManager.MODE_ALLOWED;
+        return mAppOpsManager.noteOp(op, uid, pkgName) == AppOpsManager.MODE_ALLOWED;
     }
 
-    private void checkPackage(int uid, String pkgName) throws SecurityException {
+    private void checkPackage(int uid, String pkgName)
+            throws SecurityException {
         if (pkgName == null) {
             throw new SecurityException("Checking UID " + uid + " but Package Name is Null");
         }
-        mAppOps.checkPackage(uid, pkgName);
-    }
-
-    private boolean isCurrentProfile(int uid) {
-        UserHandle currentUser = UserHandle.of(getCurrentUser());
-        UserHandle callingUser = UserHandle.getUserHandleForUid(uid);
-        return currentUser.equals(callingUser)
-                || mUserManager.isSameProfileGroup(
-                        currentUser.getIdentifier(), callingUser.getIdentifier());
-    }
-
-    private boolean checkInteractAcrossUsersFull(int uid) {
-        return getUidPermission(
-                android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, uid)
-                == PackageManager.PERMISSION_GRANTED;
+        mAppOpsManager.checkPackage(uid, pkgName);
     }
 
     @VisibleForTesting
diff --git a/core/res/AndroidManifest.xml b/core/res/AndroidManifest.xml
index 5c204ab..0c0493b 100644
--- a/core/res/AndroidManifest.xml
+++ b/core/res/AndroidManifest.xml
@@ -2082,6 +2082,11 @@
     <permission android:name="android.permission.READ_ACTIVE_EMERGENCY_SESSION"
         android:protectionLevel="signature" />
 
+    <!-- @SystemApi Allows listen permission to always reported signal strength.
+         @hide Used internally. -->
+    <permission android:name="android.permission.LISTEN_ALWAYS_REPORTED_SIGNAL_STRENGTH"
+        android:protectionLevel="signature|telephony" />
+
     <!-- @SystemApi Protects the ability to register any PhoneAccount with
          PhoneAccount#CAPABILITY_SIM_SUBSCRIPTION. This capability indicates that the PhoneAccount
          corresponds to a device SIM.
diff --git a/core/tests/utiltests/src/com/android/internal/util/ConnectivityUtilTest.java b/core/tests/utiltests/src/com/android/internal/util/LocationPermissionCheckerTest.java
similarity index 83%
rename from core/tests/utiltests/src/com/android/internal/util/ConnectivityUtilTest.java
rename to core/tests/utiltests/src/com/android/internal/util/LocationPermissionCheckerTest.java
index 5564712..6a0a3dc 100644
--- a/core/tests/utiltests/src/com/android/internal/util/ConnectivityUtilTest.java
+++ b/core/tests/utiltests/src/com/android/internal/util/LocationPermissionCheckerTest.java
@@ -27,6 +27,7 @@
 import static org.mockito.Mockito.when;
 
 import android.Manifest;
+import android.app.ActivityManager;
 import android.app.AppOpsManager;
 import android.content.Context;
 import android.content.pm.ApplicationInfo;
@@ -47,8 +48,8 @@
 
 import java.util.HashMap;
 
-/** Unit tests for {@link ConnectivityUtil}. */
-public class ConnectivityUtilTest {
+/** Unit tests for {@link LocationPermissionChecker}. */
+public class LocationPermissionCheckerTest {
 
     public static final String TAG = "ConnectivityUtilTest";
 
@@ -84,18 +85,7 @@
     private boolean mThrowSecurityException;
     private Answer<Integer> mReturnPermission;
     private HashMap<String, Integer> mPermissionsList = new HashMap<String, Integer>();
-
-    private class TestConnectivityUtil extends ConnectivityUtil {
-
-        TestConnectivityUtil(Context context) {
-            super(context);
-        }
-
-        @Override
-        protected int getCurrentUser() {
-            return mCurrentUser;
-        }
-    }
+    private LocationPermissionChecker mChecker;
 
     @Before
     public void setUp() {
@@ -140,11 +130,12 @@
         mThrowSecurityException = true;
         mMockApplInfo.targetSdkVersion = Build.VERSION_CODES.M;
         mIsLocationEnabled = false;
-        mCurrentUser = UserHandle.USER_SYSTEM;
+        mCurrentUser = ActivityManager.getCurrentUser();
         mCoarseLocationPermission = PackageManager.PERMISSION_DENIED;
         mFineLocationPermission = PackageManager.PERMISSION_DENIED;
         mAllowCoarseLocationApps = AppOpsManager.MODE_ERRORED;
         mAllowFineLocationApps = AppOpsManager.MODE_ERRORED;
+        mChecker = new LocationPermissionChecker(mMockContext);
     }
 
     private void setupMockInterface() {
@@ -188,8 +179,7 @@
         mWifiScanAllowApps = AppOpsManager.MODE_ALLOWED;
         mUid = mCurrentUser;
         setupTestCase();
-        new TestConnectivityUtil(mMockContext)
-                .enforceLocationPermission(TEST_PKG_NAME, TEST_FEATURE_ID, mUid, null);
+        mChecker.enforceLocationPermission(TEST_PKG_NAME, TEST_FEATURE_ID, mUid, null);
     }
 
     @Test
@@ -202,8 +192,7 @@
         mAllowFineLocationApps = AppOpsManager.MODE_ALLOWED;
         mWifiScanAllowApps = AppOpsManager.MODE_ALLOWED;
         setupTestCase();
-        new TestConnectivityUtil(mMockContext)
-                .enforceLocationPermission(TEST_PKG_NAME, TEST_FEATURE_ID, mUid, null);
+        mChecker.enforceLocationPermission(TEST_PKG_NAME, TEST_FEATURE_ID, mUid, null);
     }
 
     @Test
@@ -216,22 +205,8 @@
         setupTestCase();
 
         assertThrows(SecurityException.class,
-                () -> new TestConnectivityUtil(mMockContext)
-                        .enforceLocationPermission(TEST_PKG_NAME, TEST_FEATURE_ID, mUid, null));
-    }
-
-    @Test
-    public void testenforceCanAccessScanResults_UserOrProfileNotCurrent() throws Exception {
-        mIsLocationEnabled = true;
-        mThrowSecurityException = false;
-        mCoarseLocationPermission = PackageManager.PERMISSION_GRANTED;
-        mAllowCoarseLocationApps = AppOpsManager.MODE_ALLOWED;
-        mWifiScanAllowApps = AppOpsManager.MODE_ALLOWED;
-        setupTestCase();
-
-        assertThrows(SecurityException.class,
-                () -> new TestConnectivityUtil(mMockContext)
-                        .enforceLocationPermission(TEST_PKG_NAME, TEST_FEATURE_ID, mUid, null));
+                () -> mChecker.enforceLocationPermission(
+                        TEST_PKG_NAME, TEST_FEATURE_ID, mUid, null));
     }
 
     @Test
@@ -240,8 +215,8 @@
         mIsLocationEnabled = true;
         setupTestCase();
         assertThrows(SecurityException.class,
-                () -> new TestConnectivityUtil(mMockContext)
-                        .enforceLocationPermission(TEST_PKG_NAME, TEST_FEATURE_ID, mUid, null));
+                () -> mChecker.enforceLocationPermission(
+                        TEST_PKG_NAME, TEST_FEATURE_ID, mUid, null));
     }
 
     @Test
@@ -255,8 +230,8 @@
         setupTestCase();
 
         assertThrows(SecurityException.class,
-                () -> new TestConnectivityUtil(mMockContext)
-                        .enforceLocationPermission(TEST_PKG_NAME, TEST_FEATURE_ID, mUid, null));
+                () -> mChecker.enforceLocationPermission(
+                        TEST_PKG_NAME, TEST_FEATURE_ID, mUid, null));
         verify(mMockAppOps, never()).noteOp(anyInt(), anyInt(), anyString());
     }
 
@@ -271,8 +246,8 @@
         setupTestCase();
 
         assertThrows(SecurityException.class,
-                () -> new TestConnectivityUtil(mMockContext)
-                        .enforceLocationPermission(TEST_PKG_NAME, TEST_FEATURE_ID, mUid, null));
+                () -> mChecker.enforceLocationPermission(
+                        TEST_PKG_NAME, TEST_FEATURE_ID, mUid, null));
     }
 
     private static void assertThrows(Class<? extends Exception> exceptionClass, Runnable r) {
diff --git a/services/core/java/com/android/server/TelephonyRegistry.java b/services/core/java/com/android/server/TelephonyRegistry.java
index 62743aa..5eacb28 100644
--- a/services/core/java/com/android/server/TelephonyRegistry.java
+++ b/services/core/java/com/android/server/TelephonyRegistry.java
@@ -882,6 +882,10 @@
                             remove(r.binder);
                         }
                     }
+                    if ((events & PhoneStateListener.LISTEN_ALWAYS_REPORTED_SIGNAL_STRENGTH)
+                            != 0) {
+                        updateReportSignalStrengthDecision(r.subId);
+                    }
                     if (validateEventsAndUserLocked(r, PhoneStateListener.LISTEN_CELL_INFO)) {
                         try {
                             if (DBG_LOC) log("listen: mCellInfo[" + phoneId + "] = "
@@ -1005,6 +1009,27 @@
         }
     }
 
+    private void updateReportSignalStrengthDecision(int subscriptionId) {
+        synchronized (mRecords) {
+            TelephonyManager telephonyManager = (TelephonyManager) mContext
+                    .getSystemService(Context.TELEPHONY_SERVICE);
+            for (Record r : mRecords) {
+                // If any of the system clients wants to always listen to signal strength,
+                // we need to set it on.
+                if (r.matchPhoneStateListenerEvent(
+                        PhoneStateListener.LISTEN_ALWAYS_REPORTED_SIGNAL_STRENGTH)) {
+                    telephonyManager.createForSubscriptionId(subscriptionId)
+                            .setAlwaysReportSignalStrength(true);
+                    return;
+                }
+            }
+            // If none of the system clients wants to always listen to signal strength,
+            // we need to set it off.
+            telephonyManager.createForSubscriptionId(subscriptionId)
+                    .setAlwaysReportSignalStrength(false);
+        }
+    }
+
     private String getCallIncomingNumber(Record record, int phoneId) {
         // Only reveal the incoming number if the record has read call log permission.
         return record.canReadCallLog() ? mCallIncomingNumber[phoneId] : "";
@@ -1062,6 +1087,14 @@
                     }
 
                     mRecords.remove(i);
+
+                    // Every time a client that is registrating to always receive the signal
+                    // strength is removed from registry records, we need to check if
+                    // the signal strength decision needs to update on its slot.
+                    if (r.matchPhoneStateListenerEvent(
+                            PhoneStateListener.LISTEN_ALWAYS_REPORTED_SIGNAL_STRENGTH)) {
+                        updateReportSignalStrengthDecision(r.subId);
+                    }
                     return;
                 }
             }
@@ -2415,6 +2448,11 @@
                     android.Manifest.permission.READ_ACTIVE_EMERGENCY_SESSION, null);
         }
 
+        if ((events & PhoneStateListener.LISTEN_ALWAYS_REPORTED_SIGNAL_STRENGTH) != 0) {
+            mContext.enforceCallingOrSelfPermission(
+                    android.Manifest.permission.LISTEN_ALWAYS_REPORTED_SIGNAL_STRENGTH, null);
+        }
+
         if ((events & PhoneStateListener.LISTEN_OEM_HOOK_RAW_EVENT) != 0) {
             mContext.enforceCallingOrSelfPermission(
                     android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE, null);
diff --git a/services/core/java/com/android/server/am/ActiveServices.java b/services/core/java/com/android/server/am/ActiveServices.java
index f021008..5833d16 100644
--- a/services/core/java/com/android/server/am/ActiveServices.java
+++ b/services/core/java/com/android/server/am/ActiveServices.java
@@ -272,6 +272,7 @@
 
         static final int MSG_BG_START_TIMEOUT = 1;
         static final int MSG_UPDATE_FOREGROUND_APPS = 2;
+        static final int MSG_ENSURE_NOT_START_BG = 3;
 
         ServiceMap(Looper looper, int userId) {
             super(looper);
@@ -289,6 +290,11 @@
                 case MSG_UPDATE_FOREGROUND_APPS: {
                     updateForegroundApps(this);
                 } break;
+                case MSG_ENSURE_NOT_START_BG: {
+                    synchronized (mAm) {
+                        rescheduleDelayedStartsLocked();
+                    }
+                } break;
             }
         }
 
@@ -296,7 +302,9 @@
             if (mStartingBackground.remove(r)) {
                 if (DEBUG_DELAYED_STARTS) Slog.v(TAG_SERVICE,
                         "No longer background starting: " + r);
-                rescheduleDelayedStartsLocked();
+                removeMessages(MSG_ENSURE_NOT_START_BG);
+                Message msg = obtainMessage(MSG_ENSURE_NOT_START_BG);
+                sendMessage(msg);
             }
             if (mDelayedStartList.remove(r)) {
                 if (DEBUG_DELAYED_STARTS) Slog.v(TAG_SERVICE, "No longer delaying start: " + r);
diff --git a/services/tests/servicestests/src/com/android/server/WatchdogDiagnosticsTest.java b/services/tests/servicestests/src/com/android/server/WatchdogDiagnosticsTest.java
index 4d229ef..625766a 100644
--- a/services/tests/servicestests/src/com/android/server/WatchdogDiagnosticsTest.java
+++ b/services/tests/servicestests/src/com/android/server/WatchdogDiagnosticsTest.java
@@ -157,6 +157,8 @@
             String expected =
                     "TestThread2 annotated stack trace:\n" +
                     "    at java.lang.Object.wait(Native Method)\n" +
+                    "    at java.lang.Object.wait(Object.java:442)\n" +
+                    "    at java.lang.Object.wait(Object.java:568)\n" +
                     "    at com.android.server.WatchdogDiagnosticsTest$TestThread2.y(" +
                             "WatchdogDiagnosticsTest.java:91)\n" +
                     "    - locked <HASH> (a java.lang.String)\n" +
diff --git a/telecomm/java/android/telecom/Call.java b/telecomm/java/android/telecom/Call.java
index acf51f3..f54f8d1 100644
--- a/telecomm/java/android/telecom/Call.java
+++ b/telecomm/java/android/telecom/Call.java
@@ -265,6 +265,29 @@
     public static final String EVENT_HANDOVER_FAILED =
             "android.telecom.event.HANDOVER_FAILED";
 
+
+    /**
+     * Reject reason used with {@link #reject(int)} to indicate that the user is rejecting this
+     * call because they have declined to answer it.  This typically means that they are unable
+     * to answer the call at this time and would prefer it be sent to voicemail.
+     */
+    public static final int REJECT_REASON_DECLINED = 1;
+
+    /**
+     * Reject reason used with {@link #reject(int)} to indicate that the user is rejecting this
+     * call because it is an unwanted call.  This allows the user to indicate that they are
+     * rejecting a call because it is likely a nuisance call.
+     */
+    public static final int REJECT_REASON_UNWANTED = 2;
+
+    /**
+     * @hide
+     */
+    @IntDef(prefix = { "REJECT_REASON_" },
+            value = {REJECT_REASON_DECLINED, REJECT_REASON_UNWANTED})
+    @Retention(RetentionPolicy.SOURCE)
+    public @interface RejectReason {};
+
     public static class Details {
         /** @hide */
         @Retention(RetentionPolicy.SOURCE)
@@ -1520,6 +1543,16 @@
     }
 
     /**
+     * Instructs the {@link ConnectionService} providing this {@link #STATE_RINGING} call that the
+     * user has chosen to reject the call and has indicated a reason why the call is being rejected.
+     *
+     * @param rejectReason the reason the call is being rejected.
+     */
+    public void reject(@RejectReason int rejectReason) {
+        mInCallAdapter.rejectCall(mTelecomCallId, rejectReason);
+    }
+
+    /**
      * Instructs this {@code Call} to disconnect.
      */
     public void disconnect() {
diff --git a/telecomm/java/android/telecom/Connection.java b/telecomm/java/android/telecom/Connection.java
index c934625..72c66d2 100644
--- a/telecomm/java/android/telecom/Connection.java
+++ b/telecomm/java/android/telecom/Connection.java
@@ -3037,6 +3037,17 @@
     public void onReject() {}
 
     /**
+     * Notifies this Connection, which is in {@link #STATE_RINGING}, of a request to reject.
+     * <p>
+     * For managed {@link ConnectionService}s, this will be called when the user rejects a call via
+     * the default dialer's {@link InCallService} using {@link Call#reject(int)}.
+     * @param rejectReason the reason the user provided for rejecting the call.
+     */
+    public void onReject(@android.telecom.Call.RejectReason int rejectReason) {
+        // to be implemented by ConnectionService.
+    }
+
+    /**
      * Notifies this Connection, which is in {@link #STATE_RINGING}, of
      * a request to reject with a message.
      */
diff --git a/telecomm/java/android/telecom/ConnectionService.java b/telecomm/java/android/telecom/ConnectionService.java
index 440f044..00c2918 100644
--- a/telecomm/java/android/telecom/ConnectionService.java
+++ b/telecomm/java/android/telecom/ConnectionService.java
@@ -194,6 +194,7 @@
     private static final int MSG_CREATE_CONFERENCE = 35;
     private static final int MSG_CREATE_CONFERENCE_COMPLETE = 36;
     private static final int MSG_CREATE_CONFERENCE_FAILED = 37;
+    private static final int MSG_REJECT_WITH_REASON = 38;
 
     private static Connection sNullConnection;
 
@@ -450,6 +451,21 @@
         }
 
         @Override
+        public void rejectWithReason(String callId,
+                @android.telecom.Call.RejectReason int rejectReason, Session.Info sessionInfo) {
+            Log.startSession(sessionInfo, SESSION_REJECT);
+            try {
+                SomeArgs args = SomeArgs.obtain();
+                args.arg1 = callId;
+                args.argi1 = rejectReason;
+                args.arg2 = Log.createSubsession();
+                mHandler.obtainMessage(MSG_REJECT_WITH_REASON, args).sendToTarget();
+            } finally {
+                Log.endSession();
+            }
+        }
+
+        @Override
         public void rejectWithMessage(String callId, String message, Session.Info sessionInfo) {
             Log.startSession(sessionInfo, SESSION_REJECT_MESSAGE);
             try {
@@ -1053,6 +1069,17 @@
                     }
                     break;
                 }
+                case MSG_REJECT_WITH_REASON: {
+                    SomeArgs args = (SomeArgs) msg.obj;
+                    Log.continueSession((Session) args.arg2, SESSION_HANDLER + SESSION_REJECT);
+                    try {
+                        reject((String) args.arg1, args.argi1);
+                    } finally {
+                        args.recycle();
+                        Log.endSession();
+                    }
+                    break;
+                }
                 case MSG_REJECT_WITH_MESSAGE: {
                     SomeArgs args = (SomeArgs) msg.obj;
                     Log.continueSession((Session) args.arg3,
@@ -1981,6 +2008,11 @@
         findConnectionForAction(callId, "reject").onReject(rejectWithMessage);
     }
 
+    private void reject(String callId, @android.telecom.Call.RejectReason int rejectReason) {
+        Log.d(this, "reject %s with reason %d", callId, rejectReason);
+        findConnectionForAction(callId, "reject").onReject(rejectReason);
+    }
+
     private void silence(String callId) {
         Log.d(this, "silence %s", callId);
         findConnectionForAction(callId, "silence").onSilence();
diff --git a/telecomm/java/android/telecom/InCallAdapter.java b/telecomm/java/android/telecom/InCallAdapter.java
index 2612468..594c1eb 100644
--- a/telecomm/java/android/telecom/InCallAdapter.java
+++ b/telecomm/java/android/telecom/InCallAdapter.java
@@ -89,6 +89,19 @@
     }
 
     /**
+     * Instructs Telecom to reject the specified call.
+     *
+     * @param callId The identifier of the call to reject.
+     * @param rejectReason The reason the call was rejected.
+     */
+    public void rejectCall(String callId, @Call.RejectReason int rejectReason) {
+        try {
+            mAdapter.rejectCallWithReason(callId, rejectReason);
+        } catch (RemoteException e) {
+        }
+    }
+
+    /**
      * Instructs Telecom to disconnect the specified call.
      *
      * @param callId The identifier of the call to disconnect.
diff --git a/telecomm/java/com/android/internal/telecom/IConnectionService.aidl b/telecomm/java/com/android/internal/telecom/IConnectionService.aidl
index 96f2483..4249dff 100644
--- a/telecomm/java/com/android/internal/telecom/IConnectionService.aidl
+++ b/telecomm/java/com/android/internal/telecom/IConnectionService.aidl
@@ -77,6 +77,8 @@
 
     void reject(String callId, in Session.Info sessionInfo);
 
+    void rejectWithReason(String callId, int rejectReason, in Session.Info sessionInfo);
+
     void rejectWithMessage(String callId, String message, in Session.Info sessionInfo);
 
     void disconnect(String callId, in Session.Info sessionInfo);
diff --git a/telecomm/java/com/android/internal/telecom/IInCallAdapter.aidl b/telecomm/java/com/android/internal/telecom/IInCallAdapter.aidl
index 60745e4..eb2d714 100644
--- a/telecomm/java/com/android/internal/telecom/IInCallAdapter.aidl
+++ b/telecomm/java/com/android/internal/telecom/IInCallAdapter.aidl
@@ -34,6 +34,8 @@
 
     void rejectCall(String callId, boolean rejectWithMessage, String textMessage);
 
+    void rejectCallWithReason(String callId, int rejectReason);
+
     void disconnectCall(String callId);
 
     void holdCall(String callId);
diff --git a/telephony/java/android/telephony/ImsManager.java b/telephony/java/android/telephony/ImsManager.java
index 9b4292f..704e5aa 100644
--- a/telephony/java/android/telephony/ImsManager.java
+++ b/telephony/java/android/telephony/ImsManager.java
@@ -27,11 +27,7 @@
 
 /**
  * Provides access to information about Telephony IMS services on the device.
- *
- * @hide
  */
-@SystemApi
-@TestApi
 @SystemService(Context.TELEPHONY_IMS_SERVICE)
 public class ImsManager {
 
@@ -45,7 +41,10 @@
      * <p class="note">
      * Carrier applications may listen to this broadcast to be notified of possible IMS provisioning
      * issues.
+     * @hide
      */
+    @SystemApi
+    @TestApi
     // Moved from TelephonyIntents, need to keep backwards compatibility with OEM apps that have
     // this value hard-coded in BroadcastReceiver.
     @SuppressLint("ActionValue")
@@ -104,7 +103,10 @@
      * @param subscriptionId The ID of the subscription that this ImsRcsManager will use.
      * @throws IllegalArgumentException if the subscription is invalid.
      * @return a ImsRcsManager instance with the specific subscription ID.
+     * @hide
      */
+    @SystemApi
+    @TestApi
     @NonNull
     public ImsRcsManager getImsRcsManager(int subscriptionId) {
         if (!SubscriptionManager.isValidSubscriptionId(subscriptionId)) {
diff --git a/telephony/java/android/telephony/ModemActivityInfo.java b/telephony/java/android/telephony/ModemActivityInfo.java
index aee7cca..bd2375f 100644
--- a/telephony/java/android/telephony/ModemActivityInfo.java
+++ b/telephony/java/android/telephony/ModemActivityInfo.java
@@ -199,10 +199,10 @@
     }
 
     /**
+     * Indicate if the ModemActivityInfo is invalid due to modem's invalid reporting.
+     *
      * @return {@code true} if this {@link ModemActivityInfo} record is valid,
      * {@code false} otherwise.
-     *
-     * @hide
      */
     public boolean isValid() {
         for (TransmitPower powerInfo : getTransmitPowerInfo()) {
diff --git a/telephony/java/android/telephony/PreciseDataConnectionState.java b/telephony/java/android/telephony/PreciseDataConnectionState.java
index 31434c1..0cfb8c5 100644
--- a/telephony/java/android/telephony/PreciseDataConnectionState.java
+++ b/telephony/java/android/telephony/PreciseDataConnectionState.java
@@ -20,6 +20,9 @@
 import android.annotation.Nullable;
 import android.annotation.SystemApi;
 import android.annotation.TestApi;
+import android.compat.Compatibility;
+import android.compat.annotation.ChangeId;
+import android.compat.annotation.EnabledAfter;
 import android.compat.annotation.UnsupportedAppUsage;
 import android.net.LinkProperties;
 import android.os.Build;
@@ -31,8 +34,6 @@
 import android.telephony.Annotation.NetworkType;
 import android.telephony.data.ApnSetting;
 
-import dalvik.system.VMRuntime;
-
 import java.util.Objects;
 
 
@@ -134,6 +135,13 @@
     }
 
     /**
+     * To check the SDK version for {@link PreciseDataConnectionState#getDataConnectionState}.
+     */
+    @ChangeId
+    @EnabledAfter(targetSdkVersion = Build.VERSION_CODES.Q)
+    private static final long GET_DATA_CONNECTION_STATE_CODE_CHANGE = 147600208L;
+
+    /**
      * Returns the state of data connection that supported the apn types returned by
      * {@link #getDataConnectionApnTypeBitMask()}
      *
@@ -144,7 +152,7 @@
     @SystemApi
     public @DataState int getDataConnectionState() {
         if (mState == TelephonyManager.DATA_DISCONNECTING
-                && VMRuntime.getRuntime().getTargetSdkVersion() < Build.VERSION_CODES.R) {
+                && !Compatibility.isChangeEnabled(GET_DATA_CONNECTION_STATE_CODE_CHANGE)) {
             return TelephonyManager.DATA_CONNECTED;
         }
 
diff --git a/telephony/java/android/telephony/SmsManager.java b/telephony/java/android/telephony/SmsManager.java
index 0ba36b1..e7b2613 100644
--- a/telephony/java/android/telephony/SmsManager.java
+++ b/telephony/java/android/telephony/SmsManager.java
@@ -25,11 +25,12 @@
 import android.annotation.SuppressAutoDoc;
 import android.annotation.SystemApi;
 import android.annotation.TestApi;
-import android.app.ActivityThread;
 import android.app.PendingIntent;
+import android.compat.Compatibility;
+import android.compat.annotation.ChangeId;
+import android.compat.annotation.EnabledAfter;
 import android.compat.annotation.UnsupportedAppUsage;
 import android.content.Context;
-import android.content.pm.PackageManager;
 import android.database.CursorWindow;
 import android.net.Uri;
 import android.os.Build;
@@ -388,7 +389,7 @@
             String destinationAddress, String scAddress, String text,
             PendingIntent sentIntent, PendingIntent deliveryIntent) {
         sendTextMessageInternal(destinationAddress, scAddress, text, sentIntent, deliveryIntent,
-                true /* persistMessage*/, ActivityThread.currentPackageName());
+                true /* persistMessage*/, null);
     }
 
     /**
@@ -598,7 +599,7 @@
             String destinationAddress, String scAddress, String text,
             PendingIntent sentIntent, PendingIntent deliveryIntent) {
         sendTextMessageInternal(destinationAddress, scAddress, text, sentIntent, deliveryIntent,
-                false /* persistMessage */, ActivityThread.currentPackageName());
+                false /* persistMessage */, null);
     }
 
     private void sendTextMessageInternal(
@@ -641,7 +642,7 @@
                         ISms iSms = getISmsServiceOrThrow();
                         if (iSms != null) {
                             iSms.sendTextForSubscriberWithOptions(subId,
-                                    ActivityThread.currentPackageName(), destinationAddress,
+                                    null, destinationAddress,
                                     scAddress,
                                     text, sentIntent, deliveryIntent, persistMessage, finalPriority,
                                     expectMore, finalValidity);
@@ -663,7 +664,7 @@
                 ISms iSms = getISmsServiceOrThrow();
                 if (iSms != null) {
                     iSms.sendTextForSubscriberWithOptions(getSubscriptionId(),
-                            ActivityThread.currentPackageName(), destinationAddress,
+                            null, destinationAddress,
                             scAddress,
                             text, sentIntent, deliveryIntent, persistMessage, finalPriority,
                             expectMore, finalValidity);
@@ -881,7 +882,7 @@
             String destinationAddress, String scAddress, ArrayList<String> parts,
             ArrayList<PendingIntent> sentIntents, ArrayList<PendingIntent> deliveryIntents) {
         sendMultipartTextMessageInternal(destinationAddress, scAddress, parts, sentIntents,
-                deliveryIntents, true /* persistMessage*/, ActivityThread.currentPackageName());
+                deliveryIntents, true /* persistMessage*/, null);
     }
 
     /**
@@ -898,8 +899,9 @@
      * subscription.
      * </p>
      *
-     * @param packageName serves as the default package name if
-     * {@link ActivityThread#currentPackageName()} is null.
+     * @param packageName serves as the default package name if the package name that is
+     *        associated with the user id is null.
+     *
      * @hide
      */
     @SystemApi
@@ -909,9 +911,7 @@
             @NonNull List<String> parts, @Nullable List<PendingIntent> sentIntents,
             @Nullable List<PendingIntent> deliveryIntents, @NonNull String packageName) {
         sendMultipartTextMessageInternal(destinationAddress, scAddress, parts, sentIntents,
-                deliveryIntents, true /* persistMessage*/,
-                ActivityThread.currentPackageName() == null
-                        ? packageName : ActivityThread.currentPackageName());
+                deliveryIntents, true /* persistMessage*/, packageName);
     }
 
     private void sendMultipartTextMessageInternal(
@@ -1012,7 +1012,7 @@
             String destinationAddress, String scAddress, List<String> parts,
             List<PendingIntent> sentIntents, List<PendingIntent> deliveryIntents) {
         sendMultipartTextMessageInternal(destinationAddress, scAddress, parts, sentIntents,
-                deliveryIntents, false /* persistMessage*/, ActivityThread.currentPackageName());
+                deliveryIntents, false /* persistMessage*/, null);
     }
 
     /**
@@ -1174,7 +1174,7 @@
                             ISms iSms = getISmsServiceOrThrow();
                             if (iSms != null) {
                                 iSms.sendMultipartTextForSubscriberWithOptions(subId,
-                                        ActivityThread.currentPackageName(), destinationAddress,
+                                        null, destinationAddress,
                                         scAddress, parts, sentIntents, deliveryIntents,
                                         persistMessage, finalPriority, expectMore, finalValidity);
                             }
@@ -1196,7 +1196,7 @@
                     ISms iSms = getISmsServiceOrThrow();
                     if (iSms != null) {
                         iSms.sendMultipartTextForSubscriberWithOptions(getSubscriptionId(),
-                                ActivityThread.currentPackageName(), destinationAddress,
+                                null, destinationAddress,
                                 scAddress, parts, sentIntents, deliveryIntents,
                                 persistMessage, finalPriority, expectMore, finalValidity);
                     }
@@ -1327,7 +1327,7 @@
             public void onSuccess(int subId) {
                 try {
                     ISms iSms = getISmsServiceOrThrow();
-                    iSms.sendDataForSubscriber(subId, ActivityThread.currentPackageName(),
+                    iSms.sendDataForSubscriber(subId, null,
                             destinationAddress, scAddress, destinationPort & 0xFFFF, data,
                             sentIntent, deliveryIntent);
                 } catch (RemoteException e) {
@@ -1453,7 +1453,6 @@
     private void resolveSubscriptionForOperation(SubscriptionResolverResult resolverResult) {
         int subId = getSubscriptionId();
         boolean isSmsSimPickActivityNeeded = false;
-        final Context context = ActivityThread.currentApplication().getApplicationContext();
         try {
             ISms iSms = getISmsService();
             if (iSms != null) {
@@ -1475,14 +1474,14 @@
             return;
         }
         // We need to ask the user pick an appropriate subid for the operation.
-        Log.d(TAG, "resolveSubscriptionForOperation isSmsSimPickActivityNeeded is true for package "
-                + context.getPackageName());
+        Log.d(TAG, "resolveSubscriptionForOperation isSmsSimPickActivityNeeded is true for calling"
+                + " package. ");
         try {
             // Create the SMS pick activity and call back once the activity is complete. Can't do
             // it here because we do not have access to the activity context that is performing this
             // operation.
             // Requires that the calling process has the SEND_SMS permission.
-            getITelephony().enqueueSmsPickResult(context.getOpPackageName(),
+            getITelephony().enqueueSmsPickResult(null,
                     new IIntegerConsumer.Stub() {
                         @Override
                         public void accept(int subId) {
@@ -1500,6 +1499,13 @@
         }
     }
 
+    /**
+     * To check the SDK version for SmsManager.sendResolverResult method.
+     */
+    @ChangeId
+    @EnabledAfter(targetSdkVersion = Build.VERSION_CODES.P)
+    private static final long GET_TARGET_SDK_VERSION_CODE_CHANGE = 145147528L;
+
     private void sendResolverResult(SubscriptionResolverResult resolverResult, int subId,
             boolean pickActivityShown) {
         if (SubscriptionManager.isValidSubscriptionId(subId)) {
@@ -1507,7 +1513,8 @@
             return;
         }
 
-        if (getTargetSdkVersion() <= Build.VERSION_CODES.P && !pickActivityShown) {
+        if (!Compatibility.isChangeEnabled(GET_TARGET_SDK_VERSION_CODE_CHANGE)
+                && !pickActivityShown) {
             // Do not fail, return a success with an INVALID subid for apps targeting P or below
             // that tried to perform an operation and the SMS disambiguation dialog was never shown,
             // as these applications may not have been written to handle the failure case properly.
@@ -1520,19 +1527,6 @@
         }
     }
 
-    private static int getTargetSdkVersion() {
-        final Context context = ActivityThread.currentApplication().getApplicationContext();
-        int targetSdk;
-        try {
-            targetSdk = context.getPackageManager().getApplicationInfo(
-                    context.getOpPackageName(), 0).targetSdkVersion;
-        } catch (PackageManager.NameNotFoundException e) {
-            // Default to old behavior if we can not find this.
-            targetSdk = -1;
-        }
-        return targetSdk;
-    }
-
     private static ITelephony getITelephony() {
         ITelephony binder = ITelephony.Stub.asInterface(
                 ServiceManager.getService(Context.TELEPHONY_SERVICE));
@@ -1616,7 +1610,7 @@
             ISms iSms = getISmsService();
             if (iSms != null) {
                 success = iSms.copyMessageToIccEfForSubscriber(getSubscriptionId(),
-                        ActivityThread.currentPackageName(),
+                        null,
                         status, pdu, smsc);
             }
         } catch (RemoteException ex) {
@@ -1657,7 +1651,7 @@
             ISms iSms = getISmsService();
             if (iSms != null) {
                 success = iSms.updateMessageOnIccEfForSubscriber(getSubscriptionId(),
-                        ActivityThread.currentPackageName(),
+                        null,
                         messageIndex, STATUS_ON_ICC_FREE, null /* pdu */);
             }
         } catch (RemoteException ex) {
@@ -1700,7 +1694,7 @@
             ISms iSms = getISmsService();
             if (iSms != null) {
                 success = iSms.updateMessageOnIccEfForSubscriber(getSubscriptionId(),
-                        ActivityThread.currentPackageName(),
+                        null,
                         messageIndex, newStatus, pdu);
             }
         } catch (RemoteException ex) {
@@ -1752,7 +1746,7 @@
             if (iSms != null) {
                 records = iSms.getAllMessagesFromIccEfForSubscriber(
                         getSubscriptionId(),
-                        ActivityThread.currentPackageName());
+                        null);
             }
         } catch (RemoteException ex) {
             // ignore it
@@ -2495,7 +2489,7 @@
         try {
             ISms iccSms = getISmsServiceOrThrow();
             return iccSms.createAppSpecificSmsToken(getSubscriptionId(),
-                    ActivityThread.currentPackageName(), intent);
+                    null, intent);
 
         } catch (RemoteException ex) {
             ex.rethrowFromSystemServer();
@@ -2615,7 +2609,7 @@
         try {
             ISms iccSms = getISmsServiceOrThrow();
             return iccSms.createAppSpecificSmsTokenWithPackageInfo(getSubscriptionId(),
-                    ActivityThread.currentPackageName(), prefixes, intent);
+                    null, prefixes, intent);
 
         } catch (RemoteException ex) {
             ex.rethrowFromSystemServer();
@@ -2706,7 +2700,7 @@
             ISms iccISms = getISmsServiceOrThrow();
             if (iccISms != null) {
                 return iccISms.checkSmsShortCodeDestination(getSubscriptionId(),
-                        ActivityThread.currentPackageName(), null, destAddress, countryIso);
+                        null, null, destAddress, countryIso);
             }
         } catch (RemoteException e) {
             Log.e(TAG, "checkSmsShortCodeDestination() RemoteException", e);
@@ -2742,7 +2736,7 @@
             ISms iSms = getISmsService();
             if (iSms != null) {
                 smsc = iSms.getSmscAddressFromIccEfForSubscriber(
-                        getSubscriptionId(), ActivityThread.currentPackageName());
+                        getSubscriptionId(), null);
             }
         } catch (RemoteException ex) {
             // ignore it
@@ -2776,7 +2770,7 @@
             ISms iSms = getISmsService();
             if (iSms != null) {
                 return iSms.setSmscAddressOnIccEfForSubscriber(
-                        smsc, getSubscriptionId(), ActivityThread.currentPackageName());
+                        smsc, getSubscriptionId(), null);
             }
         } catch (RemoteException ex) {
             // ignore it
diff --git a/telephony/java/android/telephony/SubscriptionManager.java b/telephony/java/android/telephony/SubscriptionManager.java
index 8adf947..ea95aac 100644
--- a/telephony/java/android/telephony/SubscriptionManager.java
+++ b/telephony/java/android/telephony/SubscriptionManager.java
@@ -677,6 +677,13 @@
     public static final String WFC_IMS_ROAMING_ENABLED = SimInfo.WFC_IMS_ROAMING_ENABLED;
 
     /**
+     * Determines if the user has enabled IMS RCS User Capability Exchange (UCE) for this
+     * subscription.
+     * @hide
+     */
+    public static final String IMS_RCS_UCE_ENABLED = SimInfo.IMS_RCS_UCE_ENABLED;
+
+    /**
      * TelephonyProvider column name for whether a subscription is opportunistic, that is,
      * whether the network it connects to is limited in functionality or coverage.
      * For example, CBRS.
diff --git a/telephony/java/android/telephony/TelephonyManager.java b/telephony/java/android/telephony/TelephonyManager.java
index 173f84e..3dff079 100644
--- a/telephony/java/android/telephony/TelephonyManager.java
+++ b/telephony/java/android/telephony/TelephonyManager.java
@@ -37,7 +37,6 @@
 import android.annotation.SystemService;
 import android.annotation.TestApi;
 import android.annotation.WorkerThread;
-import android.app.ActivityThread;
 import android.app.PendingIntent;
 import android.compat.Compatibility;
 import android.compat.annotation.ChangeId;
@@ -109,8 +108,6 @@
 import com.android.internal.telephony.SmsApplication;
 import com.android.telephony.Rlog;
 
-import dalvik.system.VMRuntime;
-
 import java.io.FileInputStream;
 import java.io.IOException;
 import java.lang.annotation.Retention;
@@ -374,8 +371,17 @@
         // effort and get the context from the current activity thread.
         if (mContext != null) {
             return mContext.getOpPackageName();
+        } else {
+            ITelephony telephony = getITelephony();
+            if (telephony == null) return null;
+            try {
+                return telephony.getCurrentPackageName();
+            } catch (RemoteException ex) {
+                return null;
+            } catch (NullPointerException ex) {
+                return null;
+            }
         }
-        return ActivityThread.currentOpPackageName();
     }
 
     private String getFeatureId() {
@@ -1222,6 +1228,80 @@
     public static final String EXTRA_SUBSCRIPTION_ID = "android.telephony.extra.SUBSCRIPTION_ID";
 
     /**
+     * Broadcast Action: The Service Provider string(s) have been updated. Activities or
+     * services that use these strings should update their display.
+     *
+     * <p>The intent will have the following extra values:
+     * <dl>
+     *   <dt>{@link #EXTRA_SHOW_PLMN}</dt>
+     *   <dd>Boolean that indicates whether the PLMN should be shown.</dd>
+     *   <dt>{@link #EXTRA_PLMN}</dt>
+     *   <dd>The operator name of the registered network, as a string.</dd>
+     *   <dt>{@link #EXTRA_SHOW_SPN}</dt>
+     *   <dd>Boolean that indicates whether the SPN should be shown.</dd>
+     *   <dt>{@link #EXTRA_SPN}</dt>
+     *   <dd>The service provider name, as a string.</dd>
+     *   <dt>{@link #EXTRA_DATA_SPN}</dt>
+     *   <dd>The service provider name for data service, as a string.</dd>
+     * </dl>
+     *
+     * Note that {@link #EXTRA_SHOW_PLMN} may indicate that {@link #EXTRA_PLMN} should be displayed,
+     * even though the value for {@link #EXTRA_PLMN} is null. This can happen, for example, if the
+     * phone has not registered to a network yet. In this case the receiver may substitute an
+     * appropriate placeholder string (eg, "No service").
+     *
+     * It is recommended to display {@link #EXTRA_PLMN} before / above {@link #EXTRA_SPN} if
+     * both are displayed.
+     *
+     * <p>Note: this is a protected intent that can only be sent by the system.
+     * @hide
+     */
+    @SystemApi
+    @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION)
+    public static final String ACTION_SERVICE_PROVIDERS_UPDATED =
+            "android.telephony.action.SERVICE_PROVIDERS_UPDATED";
+
+    /**
+     * String intent extra to be used with {@link ACTION_SERVICE_PROVIDERS_UPDATED} to indicate
+     * whether the PLMN should be shown.
+     * @hide
+     */
+    @SystemApi
+    public static final String EXTRA_SHOW_PLMN = "android.telephony.extra.SHOW_PLMN";
+
+    /**
+     * String intent extra to be used with {@link ACTION_SERVICE_PROVIDERS_UPDATED} to indicate
+     * the operator name of the registered network.
+     * @hide
+     */
+    @SystemApi
+    public static final String EXTRA_PLMN = "android.telephony.extra.PLMN";
+
+    /**
+     * String intent extra to be used with {@link ACTION_SERVICE_PROVIDERS_UPDATED} to indicate
+     * whether the PLMN should be shown.
+     * @hide
+     */
+    @SystemApi
+    public static final String EXTRA_SHOW_SPN = "android.telephony.extra.SHOW_SPN";
+
+    /**
+     * String intent extra to be used with {@link ACTION_SERVICE_PROVIDERS_UPDATED} to indicate
+     * the service provider name.
+     * @hide
+     */
+    @SystemApi
+    public static final String EXTRA_SPN = "android.telephony.extra.SPN";
+
+    /**
+     * String intent extra to be used with {@link ACTION_SERVICE_PROVIDERS_UPDATED} to indicate
+     * the service provider name for data service.
+     * @hide
+     */
+    @SystemApi
+    public static final String EXTRA_DATA_SPN = "android.telephony.extra.DATA_SPN";
+
+    /**
      * Broadcast intent action indicating that when data stall recovery is attempted by Telephony,
      * intended for report every data stall recovery step attempted.
      *
@@ -5109,6 +5189,13 @@
     public static final int DATA_DISCONNECTING = 4;
 
     /**
+     * To check the SDK version for {@link TelephonyManager#getDataState}.
+     */
+    @ChangeId
+    @EnabledAfter(targetSdkVersion = Build.VERSION_CODES.Q)
+    private static final long GET_DATA_STATE_CODE_CHANGE = 147600208L;
+
+    /**
      * Returns a constant indicating the current data connection state
      * (cellular).
      *
@@ -5126,7 +5213,7 @@
             int state = telephony.getDataStateForSubId(
                     getSubId(SubscriptionManager.getActiveDataSubscriptionId()));
             if (state == TelephonyManager.DATA_DISCONNECTING
-                    && VMRuntime.getRuntime().getTargetSdkVersion() < Build.VERSION_CODES.R) {
+                    && !Compatibility.isChangeEnabled(GET_DATA_STATE_CODE_CHANGE)) {
                 return TelephonyManager.DATA_CONNECTED;
             }
 
@@ -5179,6 +5266,13 @@
     //
 
     /**
+     * To check the SDK version for {@link TelephonyManager#listen}.
+     */
+    @ChangeId
+    @EnabledAfter(targetSdkVersion = Build.VERSION_CODES.P)
+    private static final long LISTEN_CODE_CHANGE = 147600208L;
+
+    /**
      * Registers a listener object to receive notification of changes
      * in specified telephony states.
      * <p>
@@ -5217,7 +5311,7 @@
                 // subId from PhoneStateListener is deprecated Q on forward, use the subId from
                 // TelephonyManager instance. keep using subId from PhoneStateListener for pre-Q.
                 int subId = mSubId;
-                if (VMRuntime.getRuntime().getTargetSdkVersion() >= Build.VERSION_CODES.Q) {
+                if (Compatibility.isChangeEnabled(LISTEN_CODE_CHANGE)) {
                     // since mSubId in PhoneStateListener is deprecated from Q on forward, this is
                     // the only place to set mSubId and its for "informational" only.
                     //  TODO: remove this once we completely get rid of mSubId in PhoneStateListener
@@ -10577,6 +10671,27 @@
     }
 
     /**
+     * Enable or disable signal strength changes from radio will always be reported in any
+     * condition (e.g. screen is off). This is only allowed for System caller.
+     *
+     * @param isEnabled {@code true} for enabling; {@code false} for disabling.
+     * @hide
+     */
+    @SystemApi
+    @RequiresPermission(android.Manifest.permission.MODIFY_PHONE_STATE)
+    public void setAlwaysReportSignalStrength(boolean isEnabled) {
+        try {
+            ITelephony telephony = getITelephony();
+            if (telephony != null) {
+                telephony.setAlwaysReportSignalStrength(getSubId(), isEnabled);
+            }
+        } catch (RemoteException ex) {
+            Log.e(TAG, "setAlwaysReportSignalStrength RemoteException", ex);
+            ex.rethrowAsRuntimeException();
+        }
+    }
+
+    /**
      * Get the most recently available signal strength information.
      *
      * Get the most recent SignalStrength information reported by the modem. Due
diff --git a/telephony/java/android/telephony/ims/ImsException.java b/telephony/java/android/telephony/ims/ImsException.java
index cb3f0f9..643f452 100644
--- a/telephony/java/android/telephony/ims/ImsException.java
+++ b/telephony/java/android/telephony/ims/ImsException.java
@@ -61,7 +61,6 @@
      * This is a configuration error and there should be no retry. The subscription used for this
      * operation is either invalid or has become inactive. The active subscriptions can be queried
      * with {@link SubscriptionManager#getActiveSubscriptionInfoList()}.
-     * @hide
      */
     public static final int CODE_ERROR_INVALID_SUBSCRIPTION = 3;
 
diff --git a/telephony/java/android/telephony/ims/ImsMmTelManager.java b/telephony/java/android/telephony/ims/ImsMmTelManager.java
index c66672f..ba8e90f 100644
--- a/telephony/java/android/telephony/ims/ImsMmTelManager.java
+++ b/telephony/java/android/telephony/ims/ImsMmTelManager.java
@@ -57,7 +57,8 @@
  * registration and MmTel capability status callbacks, as well as query/modify user settings for the
  * associated subscription.
  *
- * @see #createForSubscriptionId(int)
+ * Use {@link android.telephony.ims.ImsManager#getImsMmTelManager(int)} to get an instance of this
+ * manager.
  */
 public class ImsMmTelManager implements RegistrationManager {
 
@@ -225,8 +226,13 @@
      * (see {@link android.telephony.TelephonyManager#hasCarrierPrivileges}).
      *
      * @throws IllegalArgumentException if the subscription is invalid.
-     *
+     * @deprecated Use {@link android.telephony.ims.ImsManager#getImsMmTelManager(int)} to get an
+     * instance of this class.
+     * @hide
      */
+    @SystemApi
+    @TestApi
+    @Deprecated
     @SuppressAutoDoc // No support for device / profile owner or carrier privileges (b/72967236).
     @RequiresPermission(anyOf = {
             android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE,
@@ -242,7 +248,7 @@
     }
 
     /**
-     * Only visible for testing, use {@link #createForSubscriptionId(int)} instead.
+     * Only visible for testing, use {@link ImsManager#getImsMmTelManager(int)} instead.
      * @hide
      */
     @VisibleForTesting
@@ -252,7 +258,7 @@
 
     /**
      * Registers a {@link RegistrationCallback} with the system, which will provide registration
-     * updates for the subscription specified in {@link #createForSubscriptionId(int)}. Use
+     * updates for the subscription specified in {@link ImsManager#getImsMmTelManager(int)}. Use
      * {@link SubscriptionManager.OnSubscriptionsChangedListener} to listen to Subscription changed
      * events and call {@link #unregisterImsRegistrationCallback(RegistrationCallback)} to clean up.
      *
@@ -450,7 +456,7 @@
     /**
      * Registers a {@link CapabilityCallback} with the system, which will provide MmTel service
      * availability updates for the subscription specified in
-     * {@link #createForSubscriptionId(int)}. The method {@see #isAvailable(int, int)}
+     * {@link ImsManager#getImsMmTelManager(int)}. The method {@see #isAvailable(int, int)}
      * can also be used to query this information at any time.
      *
      * Use {@link SubscriptionManager.OnSubscriptionsChangedListener} to listen to
diff --git a/telephony/java/android/telephony/ims/ImsService.java b/telephony/java/android/telephony/ims/ImsService.java
index 62bc2ae..2b3072e 100644
--- a/telephony/java/android/telephony/ims/ImsService.java
+++ b/telephony/java/android/telephony/ims/ImsService.java
@@ -60,9 +60,10 @@
  * The telephony framework will then bind to the ImsService you have defined in your manifest
  * if you are either:
  * 1) Defined as the default ImsService for the device in the device overlay using
- *    "config_ims_package".
+ *    "config_ims_mmtel_package" or "config_ims_rcs_package".
  * 2) Defined as a Carrier Provided ImsService in the Carrier Configuration using
- *    {@link CarrierConfigManager#KEY_CONFIG_IMS_PACKAGE_OVERRIDE_STRING}.
+ *    {@link CarrierConfigManager#KEY_CONFIG_IMS_MMTEL_PACKAGE_OVERRIDE_STRING} or
+ *    {@link CarrierConfigManager#KEY_CONFIG_IMS_RCS_PACKAGE_OVERRIDE_STRING}.
  *
  * There are two ways to define to the platform which {@link ImsFeature}s this {@link ImsService}
  * supports, dynamic or static definitions.
diff --git a/telephony/java/android/telephony/ims/RcsContactUceCapability.java b/telephony/java/android/telephony/ims/RcsContactUceCapability.java
index 3e2903f..57b9b7a 100644
--- a/telephony/java/android/telephony/ims/RcsContactUceCapability.java
+++ b/telephony/java/android/telephony/ims/RcsContactUceCapability.java
@@ -16,10 +16,11 @@
 
 package android.telephony.ims;
 
-import android.annotation.IntDef;
+import android.annotation.LongDef;
 import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.annotation.SystemApi;
+import android.annotation.TestApi;
 import android.net.Uri;
 import android.os.Parcel;
 import android.os.Parcelable;
@@ -37,6 +38,7 @@
  * @hide
  */
 @SystemApi
+@TestApi
 public final class RcsContactUceCapability implements Parcelable {
 
     /** Supports 1-to-1 chat */
@@ -99,11 +101,16 @@
     public static final int CAPABILITY_CHAT_BOT_ROLE = (1 << 27);
     /** Supports the unidirectional plug-ins framework. */
     public static final int CAPABILITY_PLUG_IN = (1 << 28);
+    /** Supports standalone Chatbot communication. */
+    public static final int CAPABILITY_STANDALONE_CHAT_BOT = (1 << 29);
+    /** Supports MMTEL based call composer. */
+    public static final int CAPABILITY_MMTEL_CALL_COMPOSER = (1 << 30);
+
 
 
     /** @hide*/
     @Retention(RetentionPolicy.SOURCE)
-    @IntDef(prefix = "CAPABILITY_", flag = true, value = {
+    @LongDef(prefix = "CAPABILITY_", flag = true, value = {
             CAPABILITY_CHAT_STANDALONE,
             CAPABILITY_CHAT_SESSION,
             CAPABILITY_CHAT_SESSION_STORE_FORWARD,
@@ -132,7 +139,9 @@
             CAPABILITY_SHARED_SKETCH,
             CAPABILITY_CHAT_BOT,
             CAPABILITY_CHAT_BOT_ROLE,
-            CAPABILITY_PLUG_IN
+            CAPABILITY_PLUG_IN,
+            CAPABILITY_STANDALONE_CHAT_BOT,
+            CAPABILITY_MMTEL_CALL_COMPOSER
     })
     public @interface CapabilityFlag {}
 
@@ -159,11 +168,11 @@
          * @param type The capability to map to a service URI that is different from the contact's
          *         URI.
          */
-        public @NonNull Builder add(@CapabilityFlag int type, @NonNull Uri serviceUri) {
+        public @NonNull Builder add(@CapabilityFlag long type, @NonNull Uri serviceUri) {
             mCapabilities.mCapabilities |= type;
             // Put each of these capabilities into the map separately.
-            for (int shift = 0; shift < Integer.SIZE; shift++) {
-                int cap = type & (1 << shift);
+            for (long shift = 0; shift < Integer.SIZE; shift++) {
+                long cap = type & (1 << shift);
                 if (cap != 0) {
                     mCapabilities.mServiceMap.put(cap, serviceUri);
                     // remove that capability from the field.
@@ -181,7 +190,7 @@
          * Add a UCE capability flag that this contact supports.
          * @param type the capability that the contact supports.
          */
-        public @NonNull Builder add(@CapabilityFlag int type) {
+        public @NonNull Builder add(@CapabilityFlag long type) {
             mCapabilities.mCapabilities |= type;
             return this;
         }
@@ -207,7 +216,7 @@
     private final Uri mContactUri;
     private long mCapabilities;
     private List<String> mExtensionTags = new ArrayList<>();
-    private Map<Integer, Uri> mServiceMap = new HashMap<>();
+    private Map<Long, Uri> mServiceMap = new HashMap<>();
 
     /**
      * Use {@link Builder} to build an instance of this interface.
@@ -225,7 +234,7 @@
         // read mServiceMap as key,value pair
         int mapSize = in.readInt();
         for (int i = 0; i < mapSize; i++) {
-            mServiceMap.put(in.readInt(), in.readParcelable(Uri.class.getClassLoader()));
+            mServiceMap.put(in.readLong(), in.readParcelable(Uri.class.getClassLoader()));
         }
     }
 
@@ -250,8 +259,8 @@
         // write mServiceMap as key,value pairs
         int mapSize = mServiceMap.keySet().size();
         out.writeInt(mapSize);
-        for (int key : mServiceMap.keySet()) {
-            out.writeInt(key);
+        for (long key : mServiceMap.keySet()) {
+            out.writeLong(key);
             out.writeParcelable(mServiceMap.get(key), 0);
         }
     }
@@ -266,7 +275,7 @@
      * @param type The capability flag to query.
      * @return true if the capability flag specified is set, false otherwise.
      */
-    public boolean isCapable(@CapabilityFlag int type) {
+    public boolean isCapable(@CapabilityFlag long type) {
         return (mCapabilities & type) > 0;
     }
 
@@ -290,13 +299,13 @@
      * <p>
      * This will typically be the contact {@link Uri} available via {@link #getContactUri()} unless
      * a different service {@link Uri} was associated with this capability using
-     * {@link Builder#add(int, Uri)}.
+     * {@link Builder#add(long, Uri)}.
      *
      * @return a String containing the {@link Uri} associated with the service tag or
      * {@code null} if this capability is not set as capable.
-     * @see #isCapable(int)
+     * @see #isCapable(long)
      */
-    public @Nullable Uri getServiceUri(@CapabilityFlag int type) {
+    public @Nullable Uri getServiceUri(@CapabilityFlag long type) {
         Uri result = mServiceMap.getOrDefault(type, null);
         // If the capability is capable, but does not have a service URI associated, use the default
         // contact URI.
diff --git a/telephony/java/android/telephony/ims/RcsUceAdapter.java b/telephony/java/android/telephony/ims/RcsUceAdapter.java
index b47bcb9..d3f393a 100644
--- a/telephony/java/android/telephony/ims/RcsUceAdapter.java
+++ b/telephony/java/android/telephony/ims/RcsUceAdapter.java
@@ -21,6 +21,8 @@
 import android.annotation.IntDef;
 import android.annotation.NonNull;
 import android.annotation.RequiresPermission;
+import android.annotation.SystemApi;
+import android.annotation.TestApi;
 import android.content.Context;
 import android.net.Uri;
 import android.os.Binder;
@@ -29,6 +31,7 @@
 import android.os.ServiceManager;
 import android.telephony.ims.aidl.IImsRcsController;
 import android.telephony.ims.aidl.IRcsUceControllerCallback;
+import android.telephony.ims.feature.RcsFeature;
 import android.util.Log;
 
 import java.lang.annotation.Retention;
@@ -42,6 +45,8 @@
  * @see ImsRcsManager#getUceAdapter() for information on creating an instance of this class.
  * @hide
  */
+@SystemApi
+@TestApi
 public class RcsUceAdapter {
     private static final String TAG = "RcsUceAdapter";
 
@@ -197,6 +202,7 @@
     /**
      * Not to be instantiated directly, use
      * {@link ImsRcsManager#getUceAdapter()} to instantiate this manager class.
+     * @hide
      */
     RcsUceAdapter(int subId) {
         mSubId = subId;
@@ -222,7 +228,7 @@
      * becomes inactive. See {@link ImsException#getCode()} for more information on the error codes.
      */
     @RequiresPermission(Manifest.permission.READ_PRIVILEGED_PHONE_STATE)
-    public void requestCapabilities(@CallbackExecutor Executor executor,
+    public void requestCapabilities(@NonNull @CallbackExecutor Executor executor,
             @NonNull List<Uri> contactNumbers,
             @NonNull CapabilitiesCallback c) throws ImsException {
         if (c == null) {
@@ -299,7 +305,7 @@
      * for the associated subscription.
      *
      * @return true if the user’s setting for UCE is enabled, false otherwise. If false,
-     * {@link ImsRcsManager#isCapable(int)} will return false for
+     * {@link ImsRcsManager#isCapable(int, int)} will return false for
      * {@link RcsFeature.RcsImsCapabilities#CAPABILITY_TYPE_OPTIONS_UCE} and
      * {@link RcsFeature.RcsImsCapabilities#CAPABILITY_TYPE_PRESENCE_UCE}
      * @see #setUceSettingEnabled(boolean)
diff --git a/telephony/java/android/telephony/ims/feature/MmTelFeature.java b/telephony/java/android/telephony/ims/feature/MmTelFeature.java
index f3aea49..a3ce1b5 100644
--- a/telephony/java/android/telephony/ims/feature/MmTelFeature.java
+++ b/telephony/java/android/telephony/ims/feature/MmTelFeature.java
@@ -513,7 +513,7 @@
      * @param callProfile The {@link ImsCallProfile} IMS call profile with details.
      *        This can be null if no call information is available for the rejected call.
      * @param reason The {@link ImsReasonInfo} call rejection reason.
-     * * @hide
+     * @hide
      */
     @SystemApi @TestApi
     public final void notifyRejectedCall(@NonNull ImsCallProfile callProfile,
diff --git a/telephony/java/android/telephony/ims/feature/RcsFeature.java b/telephony/java/android/telephony/ims/feature/RcsFeature.java
index 501e0e8..e4efc2043 100644
--- a/telephony/java/android/telephony/ims/feature/RcsFeature.java
+++ b/telephony/java/android/telephony/ims/feature/RcsFeature.java
@@ -349,9 +349,8 @@
      *
      * @return An instance of {@link RcsSipOptionsImplBase} that implements SIP options exchange if
      * it is supported by the device.
-     * @hide
      */
-    public RcsSipOptionsImplBase getOptionsExchangeImpl() {
+    public @NonNull RcsSipOptionsImplBase getOptionsExchangeImpl() {
         // Base Implementation, override to implement functionality
         return new RcsSipOptionsImplBase();
     }
@@ -365,9 +364,8 @@
      *
      * @return An instance of {@link RcsPresenceExchangeImplBase} that implements presence
      * exchange if it is supported by the device.
-     * @hide
      */
-    public RcsPresenceExchangeImplBase getPresenceExchangeImpl() {
+    public @NonNull RcsPresenceExchangeImplBase getPresenceExchangeImpl() {
         // Base Implementation, override to implement functionality.
         return new RcsPresenceExchangeImplBase();
     }
diff --git a/telephony/java/android/telephony/ims/stub/ImsCallSessionImplBase.java b/telephony/java/android/telephony/ims/stub/ImsCallSessionImplBase.java
index f4367da..e8f69ea 100644
--- a/telephony/java/android/telephony/ims/stub/ImsCallSessionImplBase.java
+++ b/telephony/java/android/telephony/ims/stub/ImsCallSessionImplBase.java
@@ -410,6 +410,13 @@
      * Rejects an incoming call or session update.
      *
      * @param reason reason code to reject an incoming call, defined in {@link ImsReasonInfo}.
+     *               The {@link android.telecom.InCallService} (dialer app) can use the
+     *               {@link android.telecom.Call#reject(int)} API to reject a call while specifying
+     *               a user-indicated reason for rejecting the call.
+     *               Normal call declines ({@link android.telecom.Call#REJECT_REASON_DECLINED}) will
+     *               map to {@link ImsReasonInfo#CODE_USER_DECLINE}.
+     *               Unwanted calls ({@link android.telecom.Call#REJECT_REASON_UNWANTED}) will map
+     *               to {@link ImsReasonInfo#CODE_SIP_USER_MARKED_UNWANTED}.
      * {@link ImsCallSession.Listener#callSessionStartFailed}
      */
     public void reject(int reason) {
diff --git a/telephony/java/android/telephony/ims/stub/RcsCapabilityExchange.java b/telephony/java/android/telephony/ims/stub/RcsCapabilityExchange.java
index fda295a..a24af2f 100644
--- a/telephony/java/android/telephony/ims/stub/RcsCapabilityExchange.java
+++ b/telephony/java/android/telephony/ims/stub/RcsCapabilityExchange.java
@@ -17,6 +17,8 @@
 package android.telephony.ims.stub;
 
 import android.annotation.IntDef;
+import android.annotation.SystemApi;
+import android.annotation.TestApi;
 import android.os.RemoteException;
 import android.telephony.ims.ImsException;
 import android.telephony.ims.aidl.IRcsFeatureListener;
@@ -32,6 +34,8 @@
  *
  * @hide
  */
+@SystemApi
+@TestApi
 public class RcsCapabilityExchange {
 
     /**  Service is unknown. */
diff --git a/telephony/java/android/telephony/ims/stub/RcsPresenceExchangeImplBase.java b/telephony/java/android/telephony/ims/stub/RcsPresenceExchangeImplBase.java
index bb03448..f200ea2 100644
--- a/telephony/java/android/telephony/ims/stub/RcsPresenceExchangeImplBase.java
+++ b/telephony/java/android/telephony/ims/stub/RcsPresenceExchangeImplBase.java
@@ -18,6 +18,8 @@
 
 import android.annotation.IntDef;
 import android.annotation.NonNull;
+import android.annotation.SystemApi;
+import android.annotation.TestApi;
 import android.net.Uri;
 import android.os.RemoteException;
 import android.telephony.ims.ImsException;
@@ -37,6 +39,8 @@
  *
  * @hide
  */
+@SystemApi
+@TestApi
 public class RcsPresenceExchangeImplBase extends RcsCapabilityExchange {
 
     private static final String LOG_TAG = "RcsPresenceExchangeIB";
diff --git a/telephony/java/android/telephony/ims/stub/RcsSipOptionsImplBase.java b/telephony/java/android/telephony/ims/stub/RcsSipOptionsImplBase.java
index 1c68fc0..355c4dd 100644
--- a/telephony/java/android/telephony/ims/stub/RcsSipOptionsImplBase.java
+++ b/telephony/java/android/telephony/ims/stub/RcsSipOptionsImplBase.java
@@ -19,6 +19,8 @@
 import android.annotation.IntDef;
 import android.annotation.NonNull;
 import android.annotation.Nullable;
+import android.annotation.SystemApi;
+import android.annotation.TestApi;
 import android.net.Uri;
 import android.os.RemoteException;
 import android.telephony.ims.ImsException;
@@ -35,6 +37,8 @@
  *
  * @hide
  */
+@SystemApi
+@TestApi
 public class RcsSipOptionsImplBase extends RcsCapabilityExchange {
 
     private static final String LOG_TAG = "RcsSipOptionsImplBase";
@@ -69,6 +73,11 @@
      */
     public static final int RESPONSE_DOES_NOT_EXIST_ANYWHERE = 4;
 
+    /**
+     * Indicates that the remote user responded with a 400 BAD REQUEST response.
+     */
+    public static final int RESPONSE_BAD_REQUEST = 5;
+
     /** @hide*/
     @Retention(RetentionPolicy.SOURCE)
     @IntDef(prefix = "RESPONSE_", value = {
@@ -77,7 +86,8 @@
             RESPONSE_TEMPORARILY_UNAVAILABLE,
             RESPONSE_REQUEST_TIMEOUT,
             RESPONSE_NOT_FOUND,
-            RESPONSE_DOES_NOT_EXIST_ANYWHERE
+            RESPONSE_DOES_NOT_EXIST_ANYWHERE,
+            RESPONSE_BAD_REQUEST
     })
     public @interface SipResponseCode {}
 
@@ -188,7 +198,6 @@
      * @param reason A non-null String containing the reason associated with the SIP code.
      * @param operationToken The token provided by the framework when
      *         {@link #onRemoteCapabilityRequest(Uri, RcsContactUceCapability, int)} was called.
-     *
      */
     public void respondToCapabilityRequestWithError(@NonNull Uri contactUri,
             @SipResponseCode int code, @NonNull String reason, int operationToken) {
diff --git a/telephony/java/com/android/internal/telephony/ITelephony.aidl b/telephony/java/com/android/internal/telephony/ITelephony.aidl
index dfb4ee5..f3b467b 100644
--- a/telephony/java/com/android/internal/telephony/ITelephony.aidl
+++ b/telephony/java/com/android/internal/telephony/ITelephony.aidl
@@ -995,6 +995,11 @@
      boolean isManualNetworkSelectionAllowed(int subId);
 
     /**
+     * Enable or disable always reporting signal strength changes from radio.
+     */
+     void setAlwaysReportSignalStrength(int subId, boolean isEnable);
+
+    /**
      * Get P-CSCF address from PCO after data connection is established or modified.
      * @param apnType the apnType, "ims" for IMS APN, "emergency" for EMERGENCY APN
      * @param callingPackage The package making the call.
@@ -2109,6 +2114,11 @@
     int getRadioHalVersion();
 
     /**
+     * Get the current calling package name.
+     */
+    String getCurrentPackageName();
+
+    /**
      * Returns true if the specified type of application (e.g. {@link #APPTYPE_CSIM} is present
      * on the UICC card.
      * @hide
diff --git a/tests/FlickerTests/src/com/android/server/wm/flicker/SeamlessAppRotationTest.java b/tests/FlickerTests/src/com/android/server/wm/flicker/SeamlessAppRotationTest.java
index ae55a75..8559cb9 100644
--- a/tests/FlickerTests/src/com/android/server/wm/flicker/SeamlessAppRotationTest.java
+++ b/tests/FlickerTests/src/com/android/server/wm/flicker/SeamlessAppRotationTest.java
@@ -30,10 +30,12 @@
 import android.view.Surface;
 
 import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.FlakyTest;
 import androidx.test.filters.LargeTest;
 
 import org.junit.Before;
 import org.junit.FixMethodOrder;
+import org.junit.Ignore;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.junit.runners.MethodSorters;
@@ -50,6 +52,8 @@
 @LargeTest
 @RunWith(Parameterized.class)
 @FixMethodOrder(MethodSorters.NAME_ASCENDING)
+@FlakyTest(bugId = 147659548)
+@Ignore("Waiting bug feedback")
 public class SeamlessAppRotationTest extends FlickerTestBase {
     private int mBeginRotation;
     private int mEndRotation;