usbengines/usbotgwatcher/src/cusbstatehostainitiatebase.cpp
changeset 0 1e05558e2206
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     1 /*
       
     2 * Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
       
     3 * All rights reserved.
       
     4 * This component and the accompanying materials are made available
       
     5 * under the terms of "Eclipse Public License v1.0"
       
     6 * which accompanies this distribution, and is available
       
     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     8 *
       
     9 * Initial Contributors:
       
    10 * Nokia Corporation - initial contribution.
       
    11 *
       
    12 * Contributors:
       
    13 *
       
    14 * Description:  Implementation
       
    15  *
       
    16 */
       
    17 
       
    18 
       
    19 #include <usbuinotif.h>
       
    20 #include <usbpersonalityids.h>
       
    21 
       
    22 #include "cusbstatehostainitiatebase.h"
       
    23 #ifndef STIF
       
    24 #include "cusbnotifmanager.h"
       
    25 #include "cusbtimer.h"
       
    26 #else
       
    27 #include "mockcusbnotifmanager.h"
       
    28 #include "mockcusbtimer.h"
       
    29 #endif
       
    30 
       
    31 #include "definitions.h"
       
    32 #include "errors.h"
       
    33 
       
    34 #include "debug.h"
       
    35 #include "panic.h"
       
    36 
       
    37 // ---------------------------------------------------------------------------
       
    38 // 
       
    39 // ---------------------------------------------------------------------------
       
    40 //
       
    41 CUsbStateHostAInitiateBase::CUsbStateHostAInitiateBase(
       
    42         CUsbOtgWatcher* aWatcher) :
       
    43     CUsbStateHostABase(aWatcher)
       
    44     {
       
    45     }
       
    46 
       
    47 // ---------------------------------------------------------------------------
       
    48 // 
       
    49 // ---------------------------------------------------------------------------
       
    50 //
       
    51 void CUsbStateHostAInitiateBase::ConstructL()
       
    52     {
       
    53         FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostAInitiateBase::ConstructL" ) );
       
    54 
       
    55     CUsbStateHostABase::ConstructL();
       
    56 
       
    57     iAttachmentTimer = CUsbTimer::NewL(this, EDeviceAttachmentTimer);
       
    58 
       
    59     //iUsbPersonalitySwitch = CUsbPersonalitySwitch::NewL(this);
       
    60     }
       
    61 
       
    62 // ---------------------------------------------------------------------------
       
    63 // 
       
    64 // ---------------------------------------------------------------------------
       
    65 //
       
    66 CUsbStateHostAInitiateBase::~CUsbStateHostAInitiateBase()
       
    67     {
       
    68         FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostAInitiateBase::~CUsbStateHostAInitiateBase" ) );
       
    69 
       
    70     delete iAttachmentTimer;
       
    71     //delete iUsbPersonalitySwitch;
       
    72     }
       
    73 
       
    74 // ---------------------------------------------------------------------------
       
    75 // 
       
    76 // ---------------------------------------------------------------------------
       
    77 //
       
    78 void CUsbStateHostAInitiateBase::JustBeforeLeavingThisStateL()
       
    79     {
       
    80         FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostAInitiateBase::JustBeforeLeavingThisStateL" ) );
       
    81     iAttachmentTimer->Cancel();
       
    82     }
       
    83 
       
    84 // From TimerObserver
       
    85 // ---------------------------------------------------------------------------
       
    86 // 
       
    87 // ---------------------------------------------------------------------------
       
    88 //
       
    89 void CUsbStateHostAInitiateBase::TimerElapsedL(TUsbTimerId aTimerId)
       
    90     {
       
    91     switch (aTimerId)
       
    92         {
       
    93         case EDeviceAttachmentTimer:
       
    94             {
       
    95                 FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostAInitiateBase::TimerElapsedL - AttachmentTimer" ) );
       
    96             HandleL(EUsbWatcherErrDandlingCable);
       
    97             break;
       
    98             }
       
    99         default:
       
   100             {
       
   101                 FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostAInitiateBase::TimerElapsedL - Unknown timer" ) );
       
   102             Panic(EWrongTimerId);
       
   103             }
       
   104         }
       
   105     }
       
   106 
       
   107 // ---------------------------------------------------------------------------
       
   108 // 
       
   109 // ---------------------------------------------------------------------------
       
   110 //
       
   111 void CUsbStateHostAInitiateBase::VBusUpL()
       
   112     {
       
   113     // start timer, waiting for device attachment
       
   114     iAttachmentTimer->After(KTimeToWaitForDeviceAttachment);
       
   115     }
       
   116 
       
   117 // From VBus observer
       
   118 // ---------------------------------------------------------------------------
       
   119 // 
       
   120 // ---------------------------------------------------------------------------
       
   121 //
       
   122 void CUsbStateHostAInitiateBase::VBusDownL()
       
   123     {
       
   124         FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostAInitiateBase::VBusDownL" ) );
       
   125     iAttachmentTimer->Cancel();
       
   126 
       
   127     CUsbStateHostABase::VBusDownL();
       
   128     }
       
   129 
       
   130 // ---------------------------------------------------------------------------
       
   131 // 
       
   132 // ---------------------------------------------------------------------------
       
   133 //
       
   134 void CUsbStateHostAInitiateBase::AHostL()
       
   135     {
       
   136         FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostAInitiateBase::AHostL" ) );
       
   137     // do nothing
       
   138     }
       
   139 
       
   140 // ---------------------------------------------------------------------------
       
   141 // 
       
   142 // ---------------------------------------------------------------------------
       
   143 //
       
   144 void CUsbStateHostAInitiateBase::APeripheralL()
       
   145     {
       
   146         FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostABase::AHostL" ) );
       
   147     ChangeHostStateL(EUsbStateHostAPeripheral);
       
   148     }
       
   149 
       
   150 // From Host Event notification observer
       
   151 // ---------------------------------------------------------------------------
       
   152 // 
       
   153 // ---------------------------------------------------------------------------
       
   154 //
       
   155 void CUsbStateHostAInitiateBase::DeviceAttachedL(TDeviceEventInformation aTdi)
       
   156     {
       
   157         FTRACE( FPrint(_L( "[USBOTGWATCHER]\tCUsbStateHostAInitiateBase::DeviceAttachedL aTdi.iDeviceId = %d" ), aTdi.iDeviceId));
       
   158         FTRACE( FPrint(_L( "[USBOTGWATCHER]\tCUsbStateHostAInitiateBase::DeviceAttachedL aTdi.iEventType = %d" ), aTdi.iEventType));
       
   159         FTRACE( FPrint(_L( "[USBOTGWATCHER]\tCUsbStateHostAInitiateBase::DeviceAttachedL aTdi.iError = %d" ), aTdi.iError));
       
   160         FTRACE( FPrint(_L( "[USBOTGWATCHER]\tCUsbStateHostAInitiateBase::DeviceAttachedL aTdi.iDriverLoadStatus = %d" ), aTdi.iDriverLoadStatus));
       
   161         FTRACE( FPrint(_L( "[USBOTGWATCHER]\tCUsbStateHostAInitiateBase::DeviceAttachedL aTdi.iVid = %d" ), aTdi.iVid));
       
   162         FTRACE( FPrint(_L( "[USBOTGWATCHER]\tCUsbStateHostAInitiateBase::DeviceAttachedL aTdi.iPid = %d" ), aTdi.iPid));
       
   163 
       
   164     iAttachmentTimer->Cancel();
       
   165     
       
   166     // check if an OTG device connected
       
   167     TOtgDescriptor otgDescriptor;
       
   168     
       
   169     // ignore all the errors, assume we connected to not otg
       
   170     TInt err  = iWatcher->Usb().GetOtgDescriptor(aTdi.iDeviceId, otgDescriptor);
       
   171              
       
   172     TBool hnpSupported(otgDescriptor.iAttributes & EUsbOtgHNPSupported);
       
   173     TBool srpSupported(otgDescriptor.iAttributes & EUsbOtgSRPSupported);
       
   174     
       
   175     FTRACE( FPrint(_L( "[USBOTGWATCHER]\tCUsbStateHostAInitiateBase::DeviceAttachedL GetOtgDescriptor err = %d, HNP supported = %d, SRP supported = %d" ), err, hnpSupported, srpSupported));
       
   176              
       
   177     // OTG device supports both hnp and srp
       
   178     if(hnpSupported && srpSupported)
       
   179         {
       
   180         HandleL(EUsbWatcherConnectedToOTG);
       
   181         return;
       
   182         }
       
   183             
       
   184     if (KErrNone != aTdi.iError)
       
   185         {
       
   186         switch (aTdi.iError)
       
   187             // error in attachement
       
   188             {
       
   189             case KErrBadPower:
       
   190                 {
       
   191                     FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostAInitiateBase::DeviceAttachedL TooMuchPower" ) );
       
   192                     HandleL(EUsbWatcherErrDeviceRequiresTooMuchPowerOnEnumeration);
       
   193                     break;
       
   194                 }
       
   195             default:
       
   196                 {
       
   197                     FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostAInitiateBase::DeviceAttachedL AttachmentError" ) );
       
   198                     HandleL(EUsbWatcherErrUnsupportedDevice);
       
   199                     break;
       
   200                 }
       
   201 
       
   202             }
       
   203         
       
   204         return;
       
   205         }
       
   206 
       
   207     }
       
   208 
       
   209 // ---------------------------------------------------------------------------
       
   210 // 
       
   211 // ---------------------------------------------------------------------------
       
   212 //
       
   213 void CUsbStateHostAInitiateBase::DriverLoadSuccessL(TDeviceEventInformation)
       
   214     {
       
   215         FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostAInitiateBase::DriverLoadSuccessL" ) );
       
   216     ChangeHostStateL(EUsbStateHostAHost);
       
   217     }
       
   218 
       
   219 // ---------------------------------------------------------------------------
       
   220 // 
       
   221 // ---------------------------------------------------------------------------
       
   222 //
       
   223 void CUsbStateHostAInitiateBase::DriverLoadPartialSuccessL(
       
   224         TDeviceEventInformation)
       
   225     {
       
   226         FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostAInitiateBase::DriverLoadPartialSuccessL" ) );
       
   227     iWatcher->NotifManager()->ShowNotifierL(KUsbUiNotifOtgWarning,
       
   228             EUsbOtgPartiallySupportedDevice, NULL);
       
   229     ChangeHostStateL(EUsbStateHostAHost);
       
   230 
       
   231     }
       
   232 
       
   233 // ---------------------------------------------------------------------------
       
   234 // 
       
   235 // ---------------------------------------------------------------------------
       
   236 //
       
   237 void CUsbStateHostAInitiateBase::DriverLoadFailureL(
       
   238         TDeviceEventInformation aDei)
       
   239     {
       
   240         FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostAInitiateBase::DriverLoadFailureL" ) );
       
   241 
       
   242     // try initiate to switch to mass storage
       
   243   /*  if (KErrNone != iUsbPersonalitySwitch->SwitchPersonalityL(aDei.iDeviceId,
       
   244             KUsbPersonalityIdMS ))
       
   245         {*/
       
   246         HandleL(EUsbWatcherErrDriversNotFound);
       
   247       //  }
       
   248     }
       
   249 
       
   250 // ---------------------------------------------------------------------------
       
   251 // 
       
   252 // ---------------------------------------------------------------------------
       
   253 //
       
   254 void CUsbStateHostAInitiateBase::SrpReceivedL()
       
   255     {
       
   256         FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostAInitiateBase::SrpReceivedL" ) );
       
   257     if (CUsbVBusObserver::EVBusUp != iWatcher->VBusObserver()->VBus())
       
   258         {
       
   259         TInt err = iWatcher->Usb().BusRespondSrp();
       
   260         if (KErrNone != err)
       
   261             {
       
   262                 FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostAInitiateBase::SrpReceivedL BusRespondSrp error" ) );
       
   263             iWatcher->HandleHostProblemL(EUsbWatcherErrorInConnection);
       
   264             }
       
   265         }
       
   266     }
       
   267 
       
   268 void CUsbStateHostAInitiateBase::UsbPersonalitySwitchStateChangedL(
       
   269         MUsbPersonalitySwitchObserver::TState aState, TInt aData)
       
   270     {
       
   271         FTRACE( FPrint(_L( "[USBOTGWATCHER]\tCUsbStateHostAInitiateBase::UsbPersonalitySwitchStateChangedL aState = %d aData = %d" ), TInt(aState), aData));
       
   272 
       
   273     switch (aState)
       
   274         {
       
   275         case ERequestingAllPersonalities:
       
   276             {
       
   277                 FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostAInitiateBase::UsbPersonalitySwitchStateChangedL ERequestingAllPersonalities" ) );
       
   278             break;
       
   279             }
       
   280         case ERequestingSetPersonality:
       
   281             {
       
   282                 FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostAInitiateBase::UsbPersonalitySwitchStateChangedL ERequestingSetPersonality" ) );
       
   283             break;
       
   284             }
       
   285         case EGetAllPersonalitiesCompleted:
       
   286             {
       
   287                 FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostAInitiateBase::UsbPersonalitySwitchStateChangedL EGetAllPersonalitiesCompleted" ) );
       
   288             if (KErrNotFound == aData)
       
   289                 {
       
   290                 // no supported or needed personality/ies in the peripheral
       
   291                 HandleL(EUsbWatcherErrDriversNotFound);
       
   292                 }
       
   293             break;
       
   294             }
       
   295         case ESetPersonalityCompleted:
       
   296             {
       
   297                 FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostAInitiateBase::UsbPersonalitySwitchStateChangedL ESetPersonalityCompleted" ) );
       
   298 
       
   299             break;
       
   300             }
       
   301         case ERequestCancelled:
       
   302             {
       
   303                 FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostAInitiateBase::UsbPersonalitySwitchStateChangedL ERequestCancelled" ) );
       
   304             break;
       
   305             }
       
   306         case ERequestFailed:
       
   307             {
       
   308                 FLOG( _L( "[USBOTGWATCHER]\tCUsbStateHostAInitiateBase::UsbPersonalitySwitchStateChangedL ERequestFailed" ) );
       
   309             HandleL(EUsbWatcherErrDriversNotFound);
       
   310             break;
       
   311             }
       
   312         default:
       
   313             {
       
   314             Panic(EUnexpectedUsbSwitchPersonalityState);
       
   315             }
       
   316         }
       
   317     }