Merge "Get rid of SIM record access in DcTracker" into rvc-dev am: 7ab4020223 (bc7d7cd3) · Commits · e / os / android_frameworks_opt_telephony

src/java/com/android/internal/telephony/GsmCdmaPhone.java

+6 −7

Original line number	Diff line number	Diff line
		@@ -90,6 +90,7 @@ import com.android.internal.telephony.dataconnection.TransportManager;
		import com.android.internal.telephony.emergency.EmergencyNumberTracker;
		import com.android.internal.telephony.gsm.GsmMmiCode;
		import com.android.internal.telephony.gsm.SuppServiceNotification;
		import com.android.internal.telephony.imsphone.ImsPhoneMmiCode;
		import com.android.internal.telephony.test.SimulatedRadioControl;
		import com.android.internal.telephony.uicc.IccCardApplicationStatus.AppType;
		import com.android.internal.telephony.uicc.IccCardStatus;
		@@ -108,7 +109,6 @@ import com.android.internal.telephony.uicc.UiccProfile;
		import com.android.internal.telephony.uicc.UiccSlot;
		import com.android.internal.telephony.util.ArrayUtils;
		import com.android.telephony.Rlog;
		import com.android.internal.telephony.imsphone.ImsPhoneMmiCode;

		import java.io.FileDescriptor;
		import java.io.PrintWriter;
		@@ -3172,7 +3172,7 @@ public class GsmCdmaPhone extends Phone {
		simOperatorNumeric);
		}
		}
		updateDataConnectionTracker();
		updateCurrentCarrierInProvider();
		}
		}

		@@ -4043,10 +4043,9 @@ public class GsmCdmaPhone extends Phone {
		return dialString;
		}

		/**
		* @return operator numeric.
		*/
		private String getOperatorNumeric() {
		@Override
		@NonNull
		public String getOperatorNumeric() {
		String operatorNumeric = null;
		if (isPhoneTypeGsm()) {
		IccRecords r = mIccRecords.get();
		@@ -4088,7 +4087,7 @@ public class GsmCdmaPhone extends Phone {
		+ " operatorNumeric = " + operatorNumeric);

		}
		return operatorNumeric;
		return TextUtils.emptyIfNull(operatorNumeric);
		}

		/**

src/java/com/android/internal/telephony/Phone.java

+10 −10

Original line number	Diff line number	Diff line
		@@ -4039,16 +4039,6 @@ public abstract class Phone extends Handler implements PhoneInternalInterface {
		return getLocaleFromCarrierProperties();
		}

		public void updateDataConnectionTracker() {
		if (mTransportManager != null) {
		for (int transport : mTransportManager.getAvailableTransports()) {
		if (getDcTracker(transport) != null) {
		getDcTracker(transport).update();
		}
		}
		}
		}

		public boolean updateCurrentCarrierInProvider() {
		return false;
		}
		@@ -4243,6 +4233,16 @@ public abstract class Phone extends Handler implements PhoneInternalInterface {
		return RIL.RADIO_HAL_VERSION_UNKNOWN;
		}

		/**
		* Get the SIM's MCC/MNC
		*
		* @return MCC/MNC in string format, empty string if not available.
		*/
		@NonNull
		public String getOperatorNumeric() {
		return "";
		}

		public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
		pw.println("Phone: subId=" + getSubId());
		pw.println(" mPhoneId=" + mPhoneId);

src/java/com/android/internal/telephony/SubscriptionController.java

+0 −17

Original line number	Diff line number	Diff line
		@@ -1309,9 +1309,6 @@ public class SubscriptionController extends ISub.Stub {
		if (DBG) logdl("[addSubInfoRecord] sim name = " + nameToSet);
		}

		// Once the records are loaded, notify DcTracker
		PhoneFactory.getPhone(slotIndex).updateDataConnectionTracker();

		if (DBG) logdl("[addSubInfoRecord]- info size=" + sSlotIndexToSubIds.size());
		}

		@@ -2423,9 +2420,6 @@ public class SubscriptionController extends ISub.Stub {
		}
		}

		// FIXME is this still needed?
		updateAllDataConnectionTrackers();

		int previousDefaultSub = getDefaultSubId();
		Settings.Global.putInt(mContext.getContentResolver(),
		Settings.Global.MULTI_SIM_DATA_CALL_SUBSCRIPTION, subId);
		@@ -2439,17 +2433,6 @@ public class SubscriptionController extends ISub.Stub {
		}
		}

		@UnsupportedAppUsage
		private void updateAllDataConnectionTrackers() {
		// Tell Phone Proxies to update data connection tracker
		int len = TelephonyManager.from(mContext).getActiveModemCount();
		if (DBG) logd("[updateAllDataConnectionTrackers] activeModemCount=" + len);
		for (int phoneId = 0; phoneId < len; phoneId++) {
		if (DBG) logd("[updateAllDataConnectionTrackers] phoneId=" + phoneId);
		PhoneFactory.getPhone(phoneId).updateDataConnectionTracker();
		}
		}

		@UnsupportedAppUsage
		private void broadcastDefaultDataSubIdChanged(int subId) {
		// Broadcast an Intent for default data sub change

src/java/com/android/internal/telephony/dataconnection/DataConnectionReasons.java

+1 −1

Original line number	Diff line number	Diff line
		@@ -106,7 +106,7 @@ public class DataConnectionReasons {

		// Belows are all hard failure reasons.
		NOT_ATTACHED(true),
		RECORD_NOT_LOADED(true),
		SIM_NOT_READY(true),
		INVALID_PHONE_STATE(true),
		CONCURRENT_VOICE_DATA_NOT_ALLOWED(true),
		PS_RESTRICTED(true),

src/java/com/android/internal/telephony/dataconnection/DcTracker.java

+89 −178

Original line number	Diff line number	Diff line
		@@ -78,7 +78,6 @@ import android.telephony.PreciseDataConnectionState;
		import android.telephony.ServiceState;
		import android.telephony.ServiceState.RilRadioTechnology;
		import android.telephony.SubscriptionManager;
		import android.telephony.SubscriptionManager.OnSubscriptionsChangedListener;
		import android.telephony.SubscriptionPlan;
		import android.telephony.TelephonyDisplayInfo;
		import android.telephony.TelephonyFrameworkInitializer;
		@@ -109,8 +108,6 @@ import com.android.internal.telephony.dataconnection.DataConnectionReasons.DataA
		import com.android.internal.telephony.dataconnection.DataConnectionReasons.DataDisallowedReasonType;
		import com.android.internal.telephony.dataconnection.DataEnabledSettings.DataEnabledChangedReason;
		import com.android.internal.telephony.metrics.TelephonyMetrics;
		import com.android.internal.telephony.uicc.IccRecords;
		import com.android.internal.telephony.uicc.UiccController;
		import com.android.internal.telephony.util.ArrayUtils;
		import com.android.internal.telephony.util.TelephonyUtils;
		import com.android.internal.util.AsyncChannel;
		@@ -132,7 +129,6 @@ import java.util.Set;
		import java.util.concurrent.ConcurrentHashMap;
		import java.util.concurrent.atomic.AtomicBoolean;
		import java.util.concurrent.atomic.AtomicInteger;
		import java.util.concurrent.atomic.AtomicReference;
		import java.util.regex.Matcher;
		import java.util.regex.Pattern;
		import java.util.stream.Collectors;
		@@ -340,6 +336,8 @@ public class DcTracker extends Handler {
		private final Map<String, Integer> m5GIconMapping = new HashMap<>();
		private String mDataIconPattern = "";

		private int mSubId = SubscriptionManager.INVALID_SUBSCRIPTION_ID;

		private final BroadcastReceiver mIntentReceiver = new BroadcastReceiver () {
		@Override
		public void onReceive(Context context, Intent intent) {
		@@ -368,54 +366,9 @@ public class DcTracker extends Handler {
		if (DBG) log("Provisioning apn alarm");
		onActionIntentProvisioningApnAlarm(intent);
		} else if (action.equals(CarrierConfigManager.ACTION_CARRIER_CONFIG_CHANGED)) {
		if (DBG) log("received carrier config change");
		if (mIccRecords.get() != null && mIccRecords.get().getRecordsLoaded()) {
		setDefaultDataRoamingEnabled();
		}
		String nr5GIconConfiguration = CarrierConfigManager.getDefaultConfig().getString(
		CarrierConfigManager.KEY_5G_ICON_CONFIGURATION_STRING);
		String[] bandwidths = CarrierConfigManager.getDefaultConfig().getStringArray(
		CarrierConfigManager.KEY_BANDWIDTH_STRING_ARRAY);
		boolean useLte = false;
		mDataIconPattern = CarrierConfigManager.getDefaultConfig().getString(
		CarrierConfigManager.KEY_SHOW_CARRIER_DATA_ICON_PATTERN_STRING);
		CarrierConfigManager configManager = (CarrierConfigManager) mPhone.getContext()
		.getSystemService(Context.CARRIER_CONFIG_SERVICE);
		if (configManager != null) {
		PersistableBundle b = configManager.getConfigForSubId(mPhone.getSubId());
		if (b != null) {
		if (b.getString(CarrierConfigManager.KEY_5G_ICON_CONFIGURATION_STRING)
		!= null) {
		nr5GIconConfiguration = b.getString(
		CarrierConfigManager.KEY_5G_ICON_CONFIGURATION_STRING);
		}
		if (b.getString(CarrierConfigManager
		.KEY_SHOW_CARRIER_DATA_ICON_PATTERN_STRING) != null) {
		mDataIconPattern = b.getString(
		CarrierConfigManager.KEY_SHOW_CARRIER_DATA_ICON_PATTERN_STRING);
		}
		if (b.getStringArray(CarrierConfigManager.KEY_BANDWIDTH_STRING_ARRAY)
		!= null) {
		bandwidths = b.getStringArray(
		CarrierConfigManager.KEY_BANDWIDTH_STRING_ARRAY);
		}
		useLte = b.getBoolean(CarrierConfigManager
		.KEY_BANDWIDTH_NR_NSA_USE_LTE_VALUE_FOR_UPSTREAM_BOOL);
		mHysteresisTimeSec = b.getInt(
		CarrierConfigManager.KEY_5G_ICON_DISPLAY_GRACE_PERIOD_SEC_INT);
		mWatchdogTimeMs = b.getLong(
		CarrierConfigManager.KEY_5G_WATCHDOG_TIME_MS_LONG);
		mAllUnmetered = b.getBoolean(
		CarrierConfigManager.KEY_UNMETERED_NR_NSA_BOOL);
		mMmwaveUnmetered = b.getBoolean(
		CarrierConfigManager.KEY_UNMETERED_NR_NSA_MMWAVE_BOOL);
		mSub6Unmetered = b.getBoolean(
		CarrierConfigManager.KEY_UNMETERED_NR_NSA_SUB6_BOOL);
		}
		}
		sendMessage(obtainMessage(DctConstants.EVENT_UPDATE_CARRIER_CONFIGS,
		useLte ? 1 : 0, 0 /* unused */,
		new Pair<>(bandwidths, nr5GIconConfiguration)));
		sendMessage(obtainMessage(DctConstants.EVENT_CARRIER_CONFIG_CHANGED,
		intent.getIntExtra(SubscriptionManager.EXTRA_SUBSCRIPTION_INDEX,
		SubscriptionManager.INVALID_SUBSCRIPTION_ID), 0));
		} else {
		if (DBG) log("onReceive: Unknown action=" + action);
		}
		@@ -442,33 +395,6 @@ public class DcTracker extends Handler {
		}
		};

		private SubscriptionManager mSubscriptionManager;
		private final DctOnSubscriptionsChangedListener
		mOnSubscriptionsChangedListener = new DctOnSubscriptionsChangedListener();

		private class DctOnSubscriptionsChangedListener extends OnSubscriptionsChangedListener {
		public final AtomicInteger mPreviousSubId =
		new AtomicInteger(SubscriptionManager.INVALID_SUBSCRIPTION_ID);

		/**
		* Callback invoked when there is any change to any SubscriptionInfo. Typically
		* this method invokes {@link SubscriptionManager#getActiveSubscriptionInfoList}
		*/
		@Override
		public void onSubscriptionsChanged() {
		if (DBG) log("SubscriptionListener.onSubscriptionInfoChanged");
		// Set the network type, in case the radio does not restore it.
		int subId = mPhone.getSubId();
		if (SubscriptionManager.isValidSubscriptionId(subId)) {
		registerSettingsObserver();
		}
		if (SubscriptionManager.isValidSubscriptionId(subId) &&
		mPreviousSubId.getAndSet(subId) != subId) {
		onRecordsLoadedOrSubIdChanged();
		}
		}
		};

		private NetworkPolicyManager mNetworkPolicyManager;
		private final NetworkPolicyManager.SubscriptionCallback mSubscriptionCallback =
		new NetworkPolicyManager.SubscriptionCallback() {
		@@ -611,8 +537,6 @@ public class DcTracker extends Handler {

		// member variables
		protected final Phone mPhone;
		private final UiccController mUiccController;
		protected final AtomicReference<IccRecords> mIccRecords = new AtomicReference<IccRecords>();
		private DctConstants.Activity mActivity = DctConstants.Activity.NONE;
		private DctConstants.State mState = DctConstants.State.IDLE;
		private final Handler mDataConnectionTracker;
		@@ -746,8 +670,6 @@ public class DcTracker extends Handler {
		mDataServiceManager = new DataServiceManager(phone, transportType, tagSuffix);

		mResolver = mPhone.getContext().getContentResolver();
		mUiccController = UiccController.getInstance();
		mUiccController.registerForIccChanged(this, DctConstants.EVENT_ICC_CHANGED, null);
		mAlarmManager =
		(AlarmManager) mPhone.getContext().getSystemService(Context.ALARM_SERVICE);

		@@ -772,9 +694,6 @@ public class DcTracker extends Handler {
		SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(mPhone.getContext());
		mAutoAttachEnabled.set(sp.getBoolean(Phone.DATA_DISABLED_ON_BOOT_KEY, false));

		mSubscriptionManager = SubscriptionManager.from(mPhone.getContext());
		mSubscriptionManager.addOnSubscriptionsChangedListener(mOnSubscriptionsChangedListener);

		mNetworkPolicyManager = (NetworkPolicyManager) mPhone.getContext()
		.getSystemService(Context.NETWORK_POLICY_SERVICE);
		mNetworkPolicyManager.registerSubscriptionCallback(mSubscriptionCallback);
		@@ -787,7 +706,6 @@ public class DcTracker extends Handler {

		mDataConnectionTracker = this;
		registerForAllEvents();
		update();
		mApnObserver = new ApnChangeObserver();
		phone.getContext().getContentResolver().registerContentObserver(
		Telephony.Carriers.CONTENT_URI, true, mApnObserver);
		@@ -809,7 +727,6 @@ public class DcTracker extends Handler {
		mTelephonyManager = null;
		mAlarmManager = null;
		mPhone = null;
		mUiccController = null;
		mDataConnectionTracker = null;
		mProvisionActionName = null;
		mSettingsObserver = new SettingsObserver(null, this);
		@@ -887,11 +804,8 @@ public class DcTracker extends Handler {

		mIsDisposed = true;
		mPhone.getContext().unregisterReceiver(mIntentReceiver);
		mUiccController.unregisterForIccChanged(this);
		mSettingsObserver.unobserve();

		mSubscriptionManager
		.removeOnSubscriptionsChangedListener(mOnSubscriptionsChangedListener);
		mNetworkPolicyManager.unregisterSubscriptionCallback(mSubscriptionCallback);
		mDcc.dispose();
		mDcTesterFailBringUpAll.dispose();
		@@ -913,11 +827,6 @@ public class DcTracker extends Handler {
		mPhone.mCi.unregisterForPcoData(this);
		}

		IccRecords r = mIccRecords.get();
		if (r != null) {
		r.unregisterForRecordsLoaded(this);
		mIccRecords.set(null);
		}
		mPhone.getCallTracker().unregisterForVoiceCallEnded(this);
		mPhone.getCallTracker().unregisterForVoiceCallStarted(this);
		unregisterServiceStateTrackerEvents();
		@@ -1353,8 +1262,6 @@ public class DcTracker extends Handler {
		radioStateFromCarrier = true;
		}

		boolean recordsLoaded = mIccRecords.get() != null && mIccRecords.get().getRecordsLoaded();

		boolean defaultDataSelected = SubscriptionManager.isValidSubscriptionId(
		SubscriptionManager.getDefaultDataSubscriptionId());

		@@ -1408,8 +1315,8 @@ public class DcTracker extends Handler {
		if (!attachedState && !shouldAutoAttach() && requestType != REQUEST_TYPE_HANDOVER) {
		reasons.add(DataDisallowedReasonType.NOT_ATTACHED);
		}
		if (!recordsLoaded) {
		reasons.add(DataDisallowedReasonType.RECORD_NOT_LOADED);
		if (mPhone.getSubId() == SubscriptionManager.INVALID_SUBSCRIPTION_ID) {
		reasons.add(DataDisallowedReasonType.SIM_NOT_READY);
		}
		if (phoneState != PhoneConstants.State.IDLE
		&& !mPhone.getServiceStateTracker().isConcurrentVoiceAndDataAllowed()) {
		@@ -2293,17 +2200,24 @@ public class DcTracker extends Handler {
		removeMessages(DctConstants.EVENT_DATA_RECONNECT, apnContext);
		}

		protected void onRecordsLoadedOrSubIdChanged() {
		if (DBG) log("onRecordsLoadedOrSubIdChanged: createAllApnList");
		private void onSubscriptionChanged() {
		if (DBG) log("onSubscriptionChanged");
		if (mTransportType == AccessNetworkConstants.TRANSPORT_TYPE_WWAN) {
		// Auto attach is for cellular only.
		mAutoAttachOnCreationConfig = mPhone.getContext().getResources()
		.getBoolean(com.android.internal.R.bool.config_auto_attach_data_on_creation);
		}

		mAutoAttachEnabled.set(false);
		setDefaultDataRoamingEnabled();
		read5GConfiguration();
		registerSettingsObserver();

		createAllApnList();
		setDataProfilesAsNeeded();
		if (mPhone.getSubId() != SubscriptionManager.INVALID_SUBSCRIPTION_ID) {
		setInitialAttachApn();
		}
		mPhone.notifyAllActiveDataConnections();
		setupDataOnAllConnectableApns(Phone.REASON_SIM_LOADED, RetryFailures.ALWAYS);
		}
		@@ -2316,8 +2230,6 @@ public class DcTracker extends Handler {
		mAutoAttachOnCreationConfig = false;
		// Clear auto attach as modem is expected to do a new attach once SIM is ready
		mAutoAttachEnabled.set(false);
		mOnSubscriptionsChangedListener.mPreviousSubId.set(
		SubscriptionManager.INVALID_SUBSCRIPTION_ID);
		// In no-sim case, we should still send the emergency APN to the modem, if there is any.
		createAllApnList();
		setDataProfilesAsNeeded();
		@@ -3157,8 +3069,7 @@ public class DcTracker extends Handler {
		*/
		protected void createAllApnList() {
		mAllApnSettings.clear();
		IccRecords r = mIccRecords.get();
		String operator = (r != null) ? r.getOperatorNumeric() : "";
		String operator = mPhone.getOperatorNumeric();

		// ORDER BY Telephony.Carriers._ID ("_id")
		Cursor cursor = mPhone.getContext().getContentResolver().query(
		@@ -3301,8 +3212,7 @@ public class DcTracker extends Handler {
		}
		}

		IccRecords r = mIccRecords.get();
		String operator = (r != null) ? r.getOperatorNumeric() : "";
		String operator = mPhone.getOperatorNumeric();

		// This is a workaround for a bug (7305641) where we don't failover to other
		// suitable APNs if our preferred APN fails. On prepaid ATT sims we need to
		@@ -3324,8 +3234,7 @@ public class DcTracker extends Handler {
		log("buildWaitingApns: usePreferred=" + usePreferred
		+ " canSetPreferApn=" + mCanSetPreferApn
		+ " mPreferredApn=" + mPreferredApn
		+ " operator=" + operator + " radioTech=" + radioTech
		+ " IccRecords r=" + r);
		+ " operator=" + operator + " radioTech=" + radioTech);
		}

		if (usePreferred && mCanSetPreferApn && mPreferredApn != null &&
		@@ -3495,17 +3404,6 @@ public class DcTracker extends Handler {
		int generation;
		int requestType;
		switch (msg.what) {
		case DctConstants.EVENT_RECORDS_LOADED:
		// If onRecordsLoadedOrSubIdChanged() is not called here, it should be called on
		// onSubscriptionsChanged() when a valid subId is available.
		int subId = mPhone.getSubId();
		if (SubscriptionManager.isValidSubscriptionId(subId)) {
		onRecordsLoadedOrSubIdChanged();
		} else {
		log("Ignoring EVENT_RECORDS_LOADED as subId is not valid: " + subId);
		}
		break;

		case DctConstants.EVENT_DATA_CONNECTION_DETACHED:
		onDataConnectionDetached();
		break;
		@@ -3807,10 +3705,6 @@ public class DcTracker extends Handler {
		isProvApn ? DctConstants.ENABLED : DctConstants.DISABLED);
		break;
		}
		case DctConstants.EVENT_ICC_CHANGED: {
		onUpdateIcc();
		break;
		}
		case DctConstants.EVENT_RESTART_RADIO: {
		restartRadio();
		break;
		@@ -3861,10 +3755,8 @@ public class DcTracker extends Handler {
		mWatchdog = false;
		reevaluateUnmeteredConnections();
		break;
		case DctConstants.EVENT_UPDATE_CARRIER_CONFIGS:
		Pair<String[], String> configPair = (Pair<String[], String>) msg.obj;
		updateLinkBandwidths(configPair.first, msg.arg1 == 1);
		update5GIconMapping(configPair.second);
		case DctConstants.EVENT_CARRIER_CONFIG_CHANGED:
		onCarrierConfigChanged(msg.arg1);
		break;
		default:
		Rlog.e("DcTracker", "Unhandled event=" + msg);
		@@ -3903,38 +3795,6 @@ public class DcTracker extends Handler {
		return cid;
		}

		private IccRecords getUiccRecords(int appFamily) {
		return mUiccController.getIccRecords(mPhone.getPhoneId(), appFamily);
		}


		private void onUpdateIcc() {
		if (mUiccController == null ) {
		return;
		}

		IccRecords newIccRecords = getUiccRecords(UiccController.APP_FAM_3GPP);

		IccRecords r = mIccRecords.get();
		if (r != newIccRecords) {
		if (r != null) {
		log("Removing stale icc objects.");
		r.unregisterForRecordsLoaded(this);
		mIccRecords.set(null);
		}
		if (newIccRecords != null) {
		if (SubscriptionManager.isValidSubscriptionId(mPhone.getSubId())) {
		log("New records found.");
		mIccRecords.set(newIccRecords);
		newIccRecords.registerForRecordsLoaded(
		this, DctConstants.EVENT_RECORDS_LOADED, null);
		}
		} else {
		onSimNotReady();
		}
		}
		}

		/**
		* Update link bandwidth estimate default values from carrier config.
		* @param bandwidths String array of "RAT:upstream,downstream" for each RAT
		@@ -4009,21 +3869,6 @@ public class DcTracker extends Handler {
		}
		}

		/**
		* Update DcTracker.
		*
		* TODO: This should be cleaned up. DcTracker should listen to those events.
		*/
		public void update() {
		log("update sub = " + mPhone.getSubId());
		log("update(): Active DDS, register for all events now!");
		onUpdateIcc();

		mAutoAttachEnabled.set(false);

		mPhone.updateCurrentCarrierInProvider();
		}

		@VisibleForTesting
		public boolean shouldAutoAttach() {
		if (mAutoAttachEnabled.get()) return true;
		@@ -4099,6 +3944,7 @@ public class DcTracker extends Handler {
		}

		private boolean reevaluateUnmeteredConnections() {
		log("reevaluateUnmeteredConnections");
		if (isNetworkTypeUnmetered(NETWORK_TYPE_NR) \|\| isFrequencyRangeUnmetered()) {
		if (DBG) log("NR NSA is unmetered");
		if (mPhone.getServiceState().getNrState()
		@@ -4436,7 +4282,7 @@ public class DcTracker extends Handler {
		* PLMN name,APN name are not mandatory parameters
		*/
		private void initEmergencyApnSetting() {
		// Operator Numeric is not available when sim records are not loaded.
		// Operator Numeric is not available when SIM is not ready.
		// Query Telephony.db with APN type as EPDN request does not
		// require APN name, plmn and all operators support same APN config.
		// DB will contain only one entry for Emergency APN
		@@ -5237,4 +5083,69 @@ public class DcTracker extends Handler {
		}
		return ServiceState.RIL_RADIO_TECHNOLOGY_UNKNOWN;
		}

		// TODO: Move icon related to display info controller.
		private void read5GConfiguration() {
		if (DBG) log("read5GConfiguration");
		String nr5GIconConfiguration = CarrierConfigManager.getDefaultConfig().getString(
		CarrierConfigManager.KEY_5G_ICON_CONFIGURATION_STRING);
		String[] bandwidths = CarrierConfigManager.getDefaultConfig().getStringArray(
		CarrierConfigManager.KEY_BANDWIDTH_STRING_ARRAY);
		boolean useLte = false;
		mDataIconPattern = CarrierConfigManager.getDefaultConfig().getString(
		CarrierConfigManager.KEY_SHOW_CARRIER_DATA_ICON_PATTERN_STRING);
		CarrierConfigManager configManager = (CarrierConfigManager) mPhone.getContext()
		.getSystemService(Context.CARRIER_CONFIG_SERVICE);
		if (configManager != null) {
		PersistableBundle b = configManager.getConfigForSubId(mPhone.getSubId());
		if (b != null) {
		if (b.getString(CarrierConfigManager.KEY_5G_ICON_CONFIGURATION_STRING)
		!= null) {
		nr5GIconConfiguration = b.getString(
		CarrierConfigManager.KEY_5G_ICON_CONFIGURATION_STRING);
		}
		if (b.getString(CarrierConfigManager
		.KEY_SHOW_CARRIER_DATA_ICON_PATTERN_STRING) != null) {
		mDataIconPattern = b.getString(
		CarrierConfigManager.KEY_SHOW_CARRIER_DATA_ICON_PATTERN_STRING);
		}
		if (b.getStringArray(CarrierConfigManager.KEY_BANDWIDTH_STRING_ARRAY)
		!= null) {
		bandwidths = b.getStringArray(
		CarrierConfigManager.KEY_BANDWIDTH_STRING_ARRAY);
		}
		useLte = b.getBoolean(CarrierConfigManager
		.KEY_BANDWIDTH_NR_NSA_USE_LTE_VALUE_FOR_UPSTREAM_BOOL);
		mHysteresisTimeSec = b.getInt(
		CarrierConfigManager.KEY_5G_ICON_DISPLAY_GRACE_PERIOD_SEC_INT);
		mWatchdogTimeMs = b.getLong(
		CarrierConfigManager.KEY_5G_WATCHDOG_TIME_MS_LONG);
		mAllUnmetered = b.getBoolean(
		CarrierConfigManager.KEY_UNMETERED_NR_NSA_BOOL);
		mMmwaveUnmetered = b.getBoolean(
		CarrierConfigManager.KEY_UNMETERED_NR_NSA_MMWAVE_BOOL);
		mSub6Unmetered = b.getBoolean(
		CarrierConfigManager.KEY_UNMETERED_NR_NSA_SUB6_BOOL);
		}
		}

		updateLinkBandwidths(bandwidths, useLte);
		update5GIconMapping(nr5GIconConfiguration);
		}

		// This handles carrier config changed event. We intentionally to use this for SIM loaded/absent
		// event. There are several data setup related configuration stored in carrier config. We have
		// to wait carrier config ready before we can setup a data.
		private void onCarrierConfigChanged(int subId) {
		// TODO: Remove this check after b/152149072 is fixed because carrier config might
		// actually change without sub id change.
		if (mSubId == subId) return;
		mSubId = subId;
		if (DBG) log("onCarrierConfigChanged subId=" + subId);
		if (SubscriptionManager.isValidSubscriptionId(subId)) {
		onSubscriptionChanged();
		} else {
		onSimNotReady();
		}
		}
		}