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Commit 93fc20f2 authored by Jayachandran Chinnakkannu's avatar Jayachandran Chinnakkannu Committed by Gerrit Code Review
Browse files

Merge "Pass cause and precise call fail causes for IMS calls"

parents 6b0d9a09 222bd9d6

src/java/com/android/internal/telephony/imsphone/ImsPhoneBase.java

+2 −0
Original line number Diff line number Diff line
@@ -220,6 +220,8 @@ abstract class ImsPhoneBase extends Phone { 


    public void notifyDisconnect(Connection cn) {

        mDisconnectRegistrants.notifyResult(cn);



        mNotifier.notifyDisconnectCause(cn.getDisconnectCause(), cn.getPreciseDisconnectCause());

    }



    void notifyUnknownConnection() {

src/java/com/android/internal/telephony/imsphone/ImsPhoneCallTracker.java

+243 −0
Original line number Diff line number Diff line
@@ -40,6 +40,7 @@ import android.telecom.ConferenceParticipant; 
import android.telecom.VideoProfile;

import android.telephony.CarrierConfigManager;

import android.telephony.DisconnectCause;

import android.telephony.PreciseDisconnectCause;

import android.telephony.PhoneNumberUtils;

import android.telephony.Rlog;

import android.telephony.ServiceState;
@@ -48,6 +49,7 @@ import android.telephony.TelephonyManager; 
import android.telephony.ims.ImsServiceProxy;

import android.telephony.ims.feature.ImsFeature;

import android.text.TextUtils;

import android.util.SparseIntArray;

import android.util.ArrayMap;

import android.util.Log;

import android.util.Pair;
@@ -316,6 +318,231 @@ public class ImsPhoneCallTracker extends CallTracker implements ImsPullCall { 
     */

    private boolean mSupportDowngradeVtToAudio = false;



    /**

     * Stores the mapping of {@code ImsReasonInfo#CODE_*} to {@code PreciseDisconnectCause#*}

     */

    private static final SparseIntArray PRECISE_CAUSE_MAP = new SparseIntArray();

    static {

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_LOCAL_ILLEGAL_ARGUMENT,

                PreciseDisconnectCause.LOCAL_ILLEGAL_ARGUMENT);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_LOCAL_ILLEGAL_STATE,

                PreciseDisconnectCause.LOCAL_ILLEGAL_STATE);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_LOCAL_INTERNAL_ERROR,

                PreciseDisconnectCause.LOCAL_INTERNAL_ERROR);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_LOCAL_IMS_SERVICE_DOWN,

                PreciseDisconnectCause.LOCAL_IMS_SERVICE_DOWN);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_LOCAL_NO_PENDING_CALL,

                PreciseDisconnectCause.LOCAL_NO_PENDING_CALL);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_LOCAL_POWER_OFF,

                PreciseDisconnectCause.LOCAL_POWER_OFF);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_LOCAL_LOW_BATTERY,

                PreciseDisconnectCause.LOCAL_LOW_BATTERY);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_LOCAL_NETWORK_NO_SERVICE,

                PreciseDisconnectCause.LOCAL_NETWORK_NO_SERVICE);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_LOCAL_NETWORK_NO_LTE_COVERAGE,

                PreciseDisconnectCause.LOCAL_NETWORK_NO_LTE_COVERAGE);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_LOCAL_NETWORK_ROAMING,

                PreciseDisconnectCause.LOCAL_NETWORK_ROAMING);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_LOCAL_NETWORK_IP_CHANGED,

                PreciseDisconnectCause.LOCAL_NETWORK_IP_CHANGED);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_LOCAL_SERVICE_UNAVAILABLE,

                PreciseDisconnectCause.LOCAL_SERVICE_UNAVAILABLE);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_LOCAL_NOT_REGISTERED,

                PreciseDisconnectCause.LOCAL_NOT_REGISTERED);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_LOCAL_CALL_EXCEEDED,

                PreciseDisconnectCause.LOCAL_MAX_CALL_EXCEEDED);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_LOCAL_CALL_DECLINE,

                PreciseDisconnectCause.LOCAL_CALL_DECLINE);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_LOCAL_CALL_VCC_ON_PROGRESSING,

                PreciseDisconnectCause.LOCAL_CALL_VCC_ON_PROGRESSING);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_LOCAL_CALL_RESOURCE_RESERVATION_FAILED,

                PreciseDisconnectCause.LOCAL_CALL_RESOURCE_RESERVATION_FAILED);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_LOCAL_CALL_CS_RETRY_REQUIRED,

                PreciseDisconnectCause.LOCAL_CALL_CS_RETRY_REQUIRED);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_LOCAL_CALL_VOLTE_RETRY_REQUIRED,

                PreciseDisconnectCause.LOCAL_CALL_VOLTE_RETRY_REQUIRED);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_LOCAL_CALL_TERMINATED,

                PreciseDisconnectCause.LOCAL_CALL_TERMINATED);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_LOCAL_HO_NOT_FEASIBLE,

                PreciseDisconnectCause.LOCAL_HO_NOT_FEASIBLE);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_TIMEOUT_1XX_WAITING,

                PreciseDisconnectCause.TIMEOUT_1XX_WAITING);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_TIMEOUT_NO_ANSWER,

                PreciseDisconnectCause.TIMEOUT_NO_ANSWER);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_TIMEOUT_NO_ANSWER_CALL_UPDATE,

                PreciseDisconnectCause.TIMEOUT_NO_ANSWER_CALL_UPDATE);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_FDN_BLOCKED,

                PreciseDisconnectCause.FDN_BLOCKED);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_SIP_REDIRECTED,

                PreciseDisconnectCause.SIP_REDIRECTED);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_SIP_BAD_REQUEST,

                PreciseDisconnectCause.SIP_BAD_REQUEST);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_SIP_FORBIDDEN,

                PreciseDisconnectCause.SIP_FORBIDDEN);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_SIP_NOT_FOUND,

                PreciseDisconnectCause.SIP_NOT_FOUND);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_SIP_NOT_SUPPORTED,

                PreciseDisconnectCause.SIP_NOT_SUPPORTED);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_SIP_REQUEST_TIMEOUT,

                PreciseDisconnectCause.SIP_REQUEST_TIMEOUT);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_SIP_TEMPRARILY_UNAVAILABLE,

                PreciseDisconnectCause.SIP_TEMPRARILY_UNAVAILABLE);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_SIP_BAD_ADDRESS,

                PreciseDisconnectCause.SIP_BAD_ADDRESS);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_SIP_BUSY,

                PreciseDisconnectCause.SIP_BUSY);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_SIP_REQUEST_CANCELLED,

                PreciseDisconnectCause.SIP_REQUEST_CANCELLED);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_SIP_NOT_ACCEPTABLE,

                PreciseDisconnectCause.SIP_NOT_ACCEPTABLE);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_SIP_NOT_REACHABLE,

                PreciseDisconnectCause.SIP_NOT_REACHABLE);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_SIP_CLIENT_ERROR,

                PreciseDisconnectCause.SIP_CLIENT_ERROR);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_SIP_SERVER_INTERNAL_ERROR,

                PreciseDisconnectCause.SIP_SERVER_INTERNAL_ERROR);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_SIP_SERVICE_UNAVAILABLE,

                PreciseDisconnectCause.SIP_SERVICE_UNAVAILABLE);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_SIP_SERVER_TIMEOUT,

                PreciseDisconnectCause.SIP_SERVER_TIMEOUT);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_SIP_SERVER_ERROR,

                PreciseDisconnectCause.SIP_SERVER_ERROR);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_SIP_USER_REJECTED,

                PreciseDisconnectCause.SIP_USER_REJECTED);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_SIP_GLOBAL_ERROR,

                PreciseDisconnectCause.SIP_GLOBAL_ERROR);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_EMERGENCY_TEMP_FAILURE,

                PreciseDisconnectCause.EMERGENCY_TEMP_FAILURE);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_EMERGENCY_PERM_FAILURE,

                PreciseDisconnectCause.EMERGENCY_PERM_FAILURE);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_MEDIA_INIT_FAILED,

                PreciseDisconnectCause.MEDIA_INIT_FAILED);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_MEDIA_NO_DATA,

                PreciseDisconnectCause.MEDIA_NO_DATA);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_MEDIA_NOT_ACCEPTABLE,

                PreciseDisconnectCause.MEDIA_NOT_ACCEPTABLE);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_MEDIA_UNSPECIFIED,

                PreciseDisconnectCause.MEDIA_UNSPECIFIED);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_USER_TERMINATED,

                PreciseDisconnectCause.USER_TERMINATED);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_USER_NOANSWER,

                PreciseDisconnectCause.USER_NOANSWER);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_USER_IGNORE,

                PreciseDisconnectCause.USER_IGNORE);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_USER_DECLINE,

                PreciseDisconnectCause.USER_DECLINE);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_LOW_BATTERY,

                PreciseDisconnectCause.LOW_BATTERY);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_BLACKLISTED_CALL_ID,

                PreciseDisconnectCause.BLACKLISTED_CALL_ID);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_USER_TERMINATED_BY_REMOTE,

                PreciseDisconnectCause.USER_TERMINATED_BY_REMOTE);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_UT_NOT_SUPPORTED,

                PreciseDisconnectCause.UT_NOT_SUPPORTED);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_UT_SERVICE_UNAVAILABLE,

                PreciseDisconnectCause.UT_SERVICE_UNAVAILABLE);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_UT_OPERATION_NOT_ALLOWED,

                PreciseDisconnectCause.UT_OPERATION_NOT_ALLOWED);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_UT_NETWORK_ERROR,

                PreciseDisconnectCause.UT_NETWORK_ERROR);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_UT_CB_PASSWORD_MISMATCH,

                PreciseDisconnectCause.UT_CB_PASSWORD_MISMATCH);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_ECBM_NOT_SUPPORTED,

                PreciseDisconnectCause.ECBM_NOT_SUPPORTED);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_MULTIENDPOINT_NOT_SUPPORTED,

                PreciseDisconnectCause.MULTIENDPOINT_NOT_SUPPORTED);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_CALL_DROP_IWLAN_TO_LTE_UNAVAILABLE,

                PreciseDisconnectCause.CALL_DROP_IWLAN_TO_LTE_UNAVAILABLE);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_ANSWERED_ELSEWHERE,

                PreciseDisconnectCause.ANSWERED_ELSEWHERE);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_CALL_PULL_OUT_OF_SYNC,

                PreciseDisconnectCause.CALL_PULL_OUT_OF_SYNC);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_CALL_END_CAUSE_CALL_PULL,

                PreciseDisconnectCause.CALL_PULLED);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_SUPP_SVC_FAILED,

                PreciseDisconnectCause.SUPP_SVC_FAILED);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_SUPP_SVC_CANCELLED,

                PreciseDisconnectCause.SUPP_SVC_CANCELLED);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_SUPP_SVC_REINVITE_COLLISION,

                PreciseDisconnectCause.SUPP_SVC_REINVITE_COLLISION);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_IWLAN_DPD_FAILURE,

                PreciseDisconnectCause.IWLAN_DPD_FAILURE);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_EPDG_TUNNEL_ESTABLISH_FAILURE,

                PreciseDisconnectCause.EPDG_TUNNEL_ESTABLISH_FAILURE);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_EPDG_TUNNEL_REKEY_FAILURE,

                PreciseDisconnectCause.EPDG_TUNNEL_REKEY_FAILURE);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_EPDG_TUNNEL_LOST_CONNECTION,

                PreciseDisconnectCause.EPDG_TUNNEL_LOST_CONNECTION);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_MAXIMUM_NUMBER_OF_CALLS_REACHED,

                PreciseDisconnectCause.MAXIMUM_NUMBER_OF_CALLS_REACHED);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_REMOTE_CALL_DECLINE,

                PreciseDisconnectCause.REMOTE_CALL_DECLINE);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_DATA_LIMIT_REACHED,

                PreciseDisconnectCause.DATA_LIMIT_REACHED);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_DATA_DISABLED,

                PreciseDisconnectCause.DATA_DISABLED);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_WIFI_LOST,

                PreciseDisconnectCause.WIFI_LOST);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_RADIO_OFF,

                PreciseDisconnectCause.RADIO_OFF);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_NO_VALID_SIM,

                PreciseDisconnectCause.NO_VALID_SIM);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_RADIO_INTERNAL_ERROR,

                PreciseDisconnectCause.RADIO_INTERNAL_ERROR);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_NETWORK_RESP_TIMEOUT,

                PreciseDisconnectCause.NETWORK_RESP_TIMEOUT);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_NETWORK_REJECT,

                PreciseDisconnectCause.NETWORK_REJECT);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_RADIO_ACCESS_FAILURE,

                PreciseDisconnectCause.RADIO_ACCESS_FAILURE);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_RADIO_LINK_FAILURE,

                PreciseDisconnectCause.RADIO_LINK_FAILURE);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_RADIO_LINK_LOST,

                PreciseDisconnectCause.RADIO_LINK_LOST);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_RADIO_UPLINK_FAILURE,

                PreciseDisconnectCause.RADIO_UPLINK_FAILURE);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_RADIO_SETUP_FAILURE,

                PreciseDisconnectCause.RADIO_SETUP_FAILURE);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_RADIO_RELEASE_NORMAL,

                PreciseDisconnectCause.RADIO_RELEASE_NORMAL);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_RADIO_RELEASE_ABNORMAL,

                PreciseDisconnectCause.RADIO_RELEASE_ABNORMAL);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_ACCESS_CLASS_BLOCKED,

                PreciseDisconnectCause.ACCESS_CLASS_BLOCKED);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_NETWORK_DETACH,

                PreciseDisconnectCause.NETWORK_DETACH);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_OEM_CAUSE_1,

                PreciseDisconnectCause.OEM_CAUSE_1);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_OEM_CAUSE_2,

                PreciseDisconnectCause.OEM_CAUSE_2);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_OEM_CAUSE_3,

                PreciseDisconnectCause.OEM_CAUSE_3);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_OEM_CAUSE_4,

                PreciseDisconnectCause.OEM_CAUSE_4);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_OEM_CAUSE_5,

                PreciseDisconnectCause.OEM_CAUSE_5);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_OEM_CAUSE_6,

                PreciseDisconnectCause.OEM_CAUSE_6);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_OEM_CAUSE_7,

                PreciseDisconnectCause.OEM_CAUSE_7);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_OEM_CAUSE_8,

                PreciseDisconnectCause.OEM_CAUSE_8);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_OEM_CAUSE_9,

                PreciseDisconnectCause.OEM_CAUSE_9);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_OEM_CAUSE_10,

                PreciseDisconnectCause.OEM_CAUSE_10);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_OEM_CAUSE_11,

                PreciseDisconnectCause.OEM_CAUSE_11);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_OEM_CAUSE_12,

                PreciseDisconnectCause.OEM_CAUSE_12);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_OEM_CAUSE_13,

                PreciseDisconnectCause.OEM_CAUSE_13);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_OEM_CAUSE_14,

                PreciseDisconnectCause.OEM_CAUSE_14);

        PRECISE_CAUSE_MAP.append(ImsReasonInfo.CODE_OEM_CAUSE_15,

                PreciseDisconnectCause.OEM_CAUSE_15);

    }



    /**

     * Carrier configuration option which determines whether the carrier wants to inform the user

     * when a video call is handed over from WIFI to LTE.
@@ -1498,6 +1725,11 @@ public class ImsPhoneCallTracker extends CallTracker implements ImsPullCall { 
        return cause;

    }



    private int getPreciseDisconnectCauseFromReasonInfo(ImsReasonInfo reasonInfo) {

        return PRECISE_CAUSE_MAP.get(maybeRemapReasonCode(reasonInfo),

                PreciseDisconnectCause.ERROR_UNSPECIFIED);

    }



    /**

     * @return true if the phone is in Emergency Callback mode, otherwise false

     */
@@ -1609,6 +1841,13 @@ public class ImsPhoneCallTracker extends CallTracker implements ImsPullCall { 
                } else {

                    mPendingMO = null;

                    int cause = getDisconnectCauseFromReasonInfo(reasonInfo);

                    ImsPhoneConnection conn = findConnection(imsCall);



                    if(conn != null) {

                        conn.setPreciseDisconnectCause(

                                getPreciseDisconnectCauseFromReasonInfo(reasonInfo));

                    }



                    processCallStateChange(imsCall, ImsPhoneCall.State.DISCONNECTED, cause);

                }

                mMetrics.writeOnImsCallStartFailed(mPhone.getPhoneId(), imsCall.getCallSession(),
@@ -1678,6 +1917,10 @@ public class ImsPhoneCallTracker extends CallTracker implements ImsPullCall { 
            mMetrics.writeOnImsCallTerminated(mPhone.getPhoneId(), imsCall.getCallSession(),

                    reasonInfo);



            if(conn != null) {

                conn.setPreciseDisconnectCause(getPreciseDisconnectCauseFromReasonInfo(reasonInfo));

            }



            processCallStateChange(imsCall, ImsPhoneCall.State.DISCONNECTED, cause);

            if (mForegroundCall.getState() != ImsPhoneCall.State.ACTIVE) {

                if (mRingingCall.getState().isRinging()) {

src/java/com/android/internal/telephony/imsphone/ImsPhoneConnection.java

+7 −1
Original line number Diff line number Diff line
@@ -111,6 +111,8 @@ public class ImsPhoneConnection extends Connection implements 
     */

    private boolean mIsWifiStateFromExtras = false;



    private int mPreciseDisconnectCause = 0;



    //***** Event Constants

    private static final int EVENT_DTMF_DONE = 1;

    private static final int EVENT_PAUSE_DONE = 2;
@@ -706,7 +708,11 @@ public class ImsPhoneConnection extends Connection implements 


    @Override

    public int getPreciseDisconnectCause() {

        return 0;

        return mPreciseDisconnectCause;

    }



    public void setPreciseDisconnectCause(int cause) {

        mPreciseDisconnectCause = cause;

    }



    /**