Merge "Fixed handover issues" (92130732) · Commits · e / devices / smdk4412 / android_frameworks_opt_telephony

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

+5 −4

Original line number	Diff line number	Diff line
		@@ -214,13 +214,14 @@ public class NetworkRegistrationManager extends Handler {
		private class NetworkRegStateCallback extends INetworkServiceCallback.Stub {
		@Override
		public void onRequestNetworkRegistrationInfoComplete(
		int result, NetworkRegistrationInfo state) {
		logd("onRequestNetworkRegistrationInfoComplete result "
		+ result + " state " + state);
		int result, NetworkRegistrationInfo info) {
		logd("onRequestNetworkRegistrationInfoComplete result: "
		+ result + ", info: " + info);
		Message onCompleteMessage = mCallbackTable.remove(this);
		if (onCompleteMessage != null) {
		onCompleteMessage.arg1 = result;
		onCompleteMessage.obj = new AsyncResult(onCompleteMessage.obj, state, null);
		onCompleteMessage.obj = new AsyncResult(onCompleteMessage.obj,
		new NetworkRegistrationInfo(info), null);
		onCompleteMessage.sendToTarget();
		} else {
		loge("onCompleteMessage is null");

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

+15 −19

Original line number	Diff line number	Diff line
		@@ -1532,9 +1532,7 @@ public class ServiceStateTracker extends Handler {
		boolean hasChanged =
		updateNrFrequencyRangeFromPhysicalChannelConfigs(list, mSS);
		hasChanged \|= updateNrStateFromPhysicalChannelConfigs(
		list,
		mSS.getNetworkRegistrationInfo(NetworkRegistrationInfo.DOMAIN_PS,
		AccessNetworkType.EUTRAN));
		list, mSS);

		// Notify NR frequency, NR connection status or bandwidths changed.
		if (hasChanged
		@@ -1954,9 +1952,10 @@ public class ServiceStateTracker extends Handler {
		}

		private boolean updateNrStateFromPhysicalChannelConfigs(
		List<PhysicalChannelConfig> configs, NetworkRegistrationInfo regState) {

		if (regState == null \|\| configs == null) return false;
		List<PhysicalChannelConfig> configs, ServiceState ss) {
		NetworkRegistrationInfo regInfo = ss.getNetworkRegistrationInfo(
		NetworkRegistrationInfo.DOMAIN_PS, AccessNetworkConstants.TRANSPORT_TYPE_WWAN);
		if (regInfo == null \|\| configs == null) return false;

		boolean hasNrSecondaryServingCell = false;
		for (PhysicalChannelConfig config : configs) {
		@@ -1967,19 +1966,20 @@ public class ServiceStateTracker extends Handler {
		}
		}

		int newNrState = regState.getNrState();
		int newNrState = regInfo.getNrState();
		if (hasNrSecondaryServingCell) {
		if (regState.getNrState() == NetworkRegistrationInfo.NR_STATE_NOT_RESTRICTED) {
		if (regInfo.getNrState() == NetworkRegistrationInfo.NR_STATE_NOT_RESTRICTED) {
		newNrState = NetworkRegistrationInfo.NR_STATE_CONNECTED;
		}
		} else {
		if (regState.getNrState() == NetworkRegistrationInfo.NR_STATE_CONNECTED) {
		if (regInfo.getNrState() == NetworkRegistrationInfo.NR_STATE_CONNECTED) {
		newNrState = NetworkRegistrationInfo.NR_STATE_NOT_RESTRICTED;
		}
		}

		boolean hasChanged = newNrState != regState.getNrState();
		regState.setNrState(newNrState);
		boolean hasChanged = newNrState != regInfo.getNrState();
		regInfo.setNrState(newNrState);
		ss.addNetworkRegistrationInfo(regInfo);
		return hasChanged;
		}

		@@ -2011,8 +2011,6 @@ public class ServiceStateTracker extends Handler {
		// If the device is not camped on IWLAN, then we use cellular PS registration state
		// to compute reg state and rat.
		int regState = wwanPsRegState.getRegistrationState();
		int dataRat = ServiceState.networkTypeToRilRadioTechnology(
		wwanPsRegState.getAccessNetworkTechnology());
		serviceState.setDataRegState(regCodeToServiceState(regState));
		}
		if (DBG) {
		@@ -2094,8 +2092,7 @@ public class ServiceStateTracker extends Handler {
		mNewCellIdentity = networkRegState.getCellIdentity();

		if (DBG) {
		log("handlPollVoiceRegResultMessage: regState=" + registrationState
		+ " radioTechnology=" + newVoiceRat);
		log("handlePollStateResultMessage: CS cellular. " + networkRegState);
		}
		break;
		}
		@@ -2105,7 +2102,7 @@ public class ServiceStateTracker extends Handler {
		mNewSS.addNetworkRegistrationInfo(networkRegState);

		if (DBG) {
		log("handlPollStateResultMessage: PS IWLAN. " + networkRegState);
		log("handlePollStateResultMessage: PS IWLAN. " + networkRegState);
		}
		break;
		}
		@@ -2121,7 +2118,7 @@ public class ServiceStateTracker extends Handler {
		networkRegState.getAccessNetworkTechnology());

		if (DBG) {
		log("handlPollStateResultMessage: PS cellular. " + networkRegState);
		log("handlePollStateResultMessage: PS cellular. " + networkRegState);
		}

		// When we receive OOS reset the PhyChanConfig list so that non-return-to-idle
		@@ -2131,8 +2128,7 @@ public class ServiceStateTracker extends Handler {
		mLastPhysicalChannelConfigList = null;
		updateNrFrequencyRangeFromPhysicalChannelConfigs(null, mNewSS);
		}
		updateNrStateFromPhysicalChannelConfigs(
		mLastPhysicalChannelConfigList, networkRegState);
		updateNrStateFromPhysicalChannelConfigs(mLastPhysicalChannelConfigList, mNewSS);
		setPhyCellInfoFromCellIdentity(mNewSS, networkRegState.getCellIdentity());

		if (mPhone.isPhoneTypeGsm()) {

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

+79 −33

Original line number	Diff line number	Diff line
		@@ -19,6 +19,8 @@ package com.android.internal.telephony.dataconnection;
		import static android.net.NetworkPolicyManager.OVERRIDE_CONGESTED;
		import static android.net.NetworkPolicyManager.OVERRIDE_UNMETERED;

		import android.annotation.IntDef;
		import android.annotation.Nullable;
		import android.app.PendingIntent;
		import android.net.ConnectivityManager;
		import android.net.KeepalivePacketData;
		@@ -81,6 +83,8 @@ import com.android.internal.util.StateMachine;
		import java.io.FileDescriptor;
		import java.io.PrintWriter;
		import java.io.StringWriter;
		import java.lang.annotation.Retention;
		import java.lang.annotation.RetentionPolicy;
		import java.net.InetAddress;
		import java.net.UnknownHostException;
		import java.util.ArrayList;
		@@ -112,6 +116,32 @@ public class DataConnection extends StateMachine {
		private static final String RAT_NAME_5G = "nr";
		private static final String RAT_NAME_EVDO = "evdo";

		/**
		* The data connection is not being or been handovered. Note this is the state for the source
		* data connection, not destination data connection
		*/
		private static final int HANDOVER_STATE_IDLE = 1;

		/**
		* The data connection is being handovered. Note this is the state for the source
		* data connection, not destination data connection.
		*/
		private static final int HANDOVER_STATE_BEING_TRANSFERRED = 2;

		/**
		* The data connection is already handovered. Note this is the state for the source
		* data connection, not destination data connection.
		*/
		private static final int HANDOVER_STATE_COMPLETED = 3;

		/** @hide */
		@Retention(RetentionPolicy.SOURCE)
		@IntDef(prefix = {"HANDOVER_STATE_"}, value = {
		HANDOVER_STATE_IDLE,
		HANDOVER_STATE_BEING_TRANSFERRED,
		HANDOVER_STATE_COMPLETED})
		public @interface HandoverState {}

		// The data connection providing default Internet connection will have a higher score of 50.
		// Other connections will have a slightly lower score of 45. The intention is other connections
		// will not cause ConnectivityService to tear down default internet connection. For example,
		@@ -223,16 +253,23 @@ public class DataConnection extends StateMachine {
		private int mRilRat = Integer.MAX_VALUE;
		private int mDataRegState = Integer.MAX_VALUE;
		private NetworkInfo mNetworkInfo;

		/** The corresponding network agent for this data connection. */
		private DcNetworkAgent mNetworkAgent;

		/**
		* The network agent from handover source data connection. This is the potential network agent
		* that will be transferred here after handover completed.
		*/
		private DcNetworkAgent mHandoverSourceNetworkAgent;

		private int mDisabledApnTypeBitMask = 0;

		int mTag;
		public int mCid;
		/**
		* Indicate this data connection has been transferred to the other transport type during
		* IWLAN and WWAN handover.
		*/
		private boolean mHasTransferred;

		@HandoverState
		private int mHandoverState;
		private final Map<ApnContext, ConnectionParams> mApnContexts = new ConcurrentHashMap<>();
		PendingIntent mReconnectIntent = null;

		@@ -367,7 +404,7 @@ public class DataConnection extends StateMachine {
		}

		boolean hasBeenTransferred() {
		return mHasTransferred;
		return mHandoverState == HANDOVER_STATE_COMPLETED;
		}

		int getCid() {
		@@ -636,6 +673,11 @@ public class DataConnection extends StateMachine {
		}

		linkProperties = dc.getLinkProperties();
		// Preserve the potential network agent from the source data connection. The ownership
		// is not transferred at this moment.
		mHandoverSourceNetworkAgent = dc.getNetworkAgent();
		log("Get the handover source network agent: " + mHandoverSourceNetworkAgent);
		dc.setHandoverState(HANDOVER_STATE_BEING_TRANSFERRED);
		if (linkProperties == null) {
		loge("connect: Can't find link properties of handover data connection. dc="
		+ dc);
		@@ -1613,6 +1655,9 @@ public class DataConnection extends StateMachine {
		mApnSetting != null ? (long) mApnSetting.getApnTypeBitmask() : 0L,
		mApnSetting != null
		? mApnSetting.canHandleType(ApnSetting.TYPE_DEFAULT) : false);
		if (mHandoverState == HANDOVER_STATE_BEING_TRANSFERRED) {
		mHandoverState = HANDOVER_STATE_COMPLETED;
		}

		if (mConnectionParams != null) {
		if (DBG) {
		@@ -1710,7 +1755,7 @@ public class DataConnection extends StateMachine {
		mApnSetting != null ? (long) mApnSetting.getApnTypeBitmask() : 0L,
		mApnSetting != null
		? mApnSetting.canHandleType(ApnSetting.TYPE_DEFAULT) : false);
		mHasTransferred = false;
		setHandoverState(HANDOVER_STATE_IDLE);
		}
		@Override
		public boolean processMessage(Message msg) {
		@@ -1875,23 +1920,25 @@ public class DataConnection extends StateMachine {
		DcTracker dcTracker = mPhone.getDcTracker(getHandoverSourceTransport());
		DataConnection dc = dcTracker.getDataConnectionByApnType(
		mConnectionParams.mApnContext.getApnType());
		if (dc == null) {
		loge("Cannot find the data connection for handover.");
		return;
		}

		// It's possible that the source data connection has been disconnected by the modem
		// already. If not, set its handover state to completed.
		if (dc != null) {
		// Transfer network agent from the original data connection as soon as the
		// new handover data connection is connected.
		mNetworkAgent = dc.transferNetworkAgent(DataConnection.this, mTransportType);
		if (mNetworkAgent != null) {
		log("Transfer the network agent from " + dc.getName()
		+ " successfully.");
		dc.setHandoverState(HANDOVER_STATE_COMPLETED);
		}

		if (mHandoverSourceNetworkAgent != null) {
		log("Transfer network agent successfully.");
		mNetworkAgent = mHandoverSourceNetworkAgent;
		mNetworkAgent.acquireOwnership(DataConnection.this, mTransportType);
		mNetworkAgent.sendNetworkCapabilities(getNetworkCapabilities(),
		DataConnection.this);
		mNetworkAgent.sendLinkProperties(mLinkProperties, DataConnection.this);
		mHandoverSourceNetworkAgent = null;
		} else {
		loge("Failed to get network agent from original data connection. dc="
		+ dc.getName());
		loge("Failed to get network agent from original data connection");
		return;
		}
		} else {
		mScore = calculateScore();
		@@ -1927,8 +1974,12 @@ public class DataConnection extends StateMachine {
		mPhone.getCallTracker().unregisterForVoiceCallStarted(getHandler());
		mPhone.getCallTracker().unregisterForVoiceCallEnded(getHandler());

		// If the data connection is being handover to other transport, we should not notify
		// disconnected to connectivity service.
		if (mHandoverState != HANDOVER_STATE_BEING_TRANSFERRED) {
		mNetworkInfo.setDetailedState(NetworkInfo.DetailedState.DISCONNECTED,
		reason, mNetworkInfo.getExtraInfo());
		}

		if (mTransportType == AccessNetworkConstants.TRANSPORT_TYPE_WWAN) {
		mPhone.mCi.unregisterForNattKeepaliveStatus(getHandler());
		@@ -2490,22 +2541,16 @@ public class DataConnection extends StateMachine {
		return new ArrayList<>(mApnContexts.keySet());
		}

		/**
		* Transfer the network agent to the other data connection. This is only used for IWLAN
		* data handover.
		*
		* @param dataConnection The new data connection on the other transport after handover.
		* @param transportType The transport after handover.
		*
		* @return Network agent
		*/
		public DcNetworkAgent transferNetworkAgent(DataConnection dataConnection,
		@TransportType int transportType) {
		mNetworkAgent.acquireOwnership(dataConnection, transportType);
		this.mHasTransferred = true;
		/** Get the network agent of the data connection */
		@Nullable
		DcNetworkAgent getNetworkAgent() {
		return mNetworkAgent;
		}

		void setHandoverState(@HandoverState int state) {
		mHandoverState = state;
		}

		/**
		* @return the string for msg.what as our info.
		*/
		@@ -2727,6 +2772,7 @@ public class DataConnection extends StateMachine {
		pw.println("mLinkProperties=" + mLinkProperties);
		pw.flush();
		pw.println("mDataRegState=" + mDataRegState);
		pw.println("mHandoverState=" + mHandoverState);
		pw.println("mRilRat=" + mRilRat);
		pw.println("mNetworkCapabilities=" + getNetworkCapabilities());
		pw.println("mCreateTime=" + TimeUtils.logTimeOfDay(mCreateTime));

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

+20 −12

Original line number	Diff line number	Diff line
		@@ -1470,6 +1470,7 @@ public class DcTracker extends Handler {
		apnContext.setState(DctConstants.State.IDLE);
		}
		int radioTech = getDataRat();
		log("service state=" + mPhone.getServiceState());
		apnContext.setConcurrentVoiceAndDataAllowed(mPhone.getServiceStateTracker()
		.isConcurrentVoiceAndDataAllowed());
		if (apnContext.getState() == DctConstants.State.IDLE) {
		@@ -2206,8 +2207,11 @@ public class DcTracker extends Handler {

		private void onRecordsLoadedOrSubIdChanged() {
		if (DBG) log("onRecordsLoadedOrSubIdChanged: createAllApnList");
		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);
		}

		createAllApnList();
		setDataProfilesAsNeeded();
		@@ -2812,8 +2816,7 @@ public class DcTracker extends Handler {
		setRadio(false);
		}
		if (DBG) {
		log("onDataSetupComplete: SETUP complete type=" + apnContext.getApnType()
		+ ", reason:" + apnContext.getReason());
		log("onDataSetupComplete: SETUP complete type=" + apnContext.getApnType());
		}
		if (Build.IS_DEBUGGABLE) {
		// adb shell setprop persist.radio.test.pco [pco_val]
		@@ -2884,7 +2887,7 @@ public class DcTracker extends Handler {

		// Check if we need to retry or not.
		// TODO: We should support handover retry in the future.
		if (delay >= 0 && requestType != REQUEST_TYPE_HANDOVER) {
		if (delay >= 0) {
		if (DBG) log("onDataSetupCompleteError: Try next APN. delay = " + delay);
		apnContext.setState(DctConstants.State.RETRYING);
		// Wait a bit before trying the next APN, so that
		@@ -3295,16 +3298,17 @@ public class DcTracker extends Handler {
		if (apn.canHandleType(requestedApnTypeBitmask)) {
		if (ServiceState.bitmaskHasTech(apn.getNetworkTypeBitmask(),
		ServiceState.rilRadioTechnologyToNetworkType(radioTech))) {
		if (DBG) log("buildWaitingApns: adding apn=" + apn);
		if (VDBG) log("buildWaitingApns: adding apn=" + apn);
		apnList.add(apn);
		} else {
		if (DBG) {
		log("buildWaitingApns: networkTypeBitmask:"
		+ apn.getNetworkTypeBitmask()
		+ " does not include radioTech:" + radioTech);
		+ " does not include radioTech:"
		+ ServiceState.rilRadioTechnologyToString(radioTech));
		}
		}
		} else if (DBG) {
		} else if (VDBG) {
		log("buildWaitingApns: couldn't handle requested ApnType="
		+ requestedApnType);
		}
		@@ -3395,17 +3399,21 @@ public class DcTracker extends Handler {
		} else {
		mCanSetPreferApn = false;
		}

		if (VDBG) {
		log("getPreferredApn: mRequestedApnType=" + mRequestedApnType + " cursor=" + cursor
		+ " cursor.count=" + ((cursor != null) ? cursor.getCount() : 0));
		}

		if (mCanSetPreferApn && cursor.getCount() > 0) {
		int pos;
		cursor.moveToFirst();
		pos = cursor.getInt(cursor.getColumnIndexOrThrow(Telephony.Carriers._ID));
		for(ApnSetting p : mAllApnSettings) {
		log("getPreferredApn: apnSetting=" + p);
		if (p.getId() == pos && p.canHandleType(mRequestedApnType)) {
		log("getPreferredApn: X found apnSetting" + p);
		log("getPreferredApn: For APN type "
		+ ApnSetting.getApnTypeString(mRequestedApnType) + " found apnSetting "
		+ p);
		cursor.close();
		return p;
		}

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

+82 −58

File changed.

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