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os/kernelhwsrv/userlibandfileserver/fileserver/shostmassstorage/server/controller/cusbmssuspendresume.cpp
author sl
Tue, 10 Jun 2014 14:32:02 +0200
changeset 1 260cb5ec6c19
permissions -rw-r--r--
Update contrib. 
     1 // Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of the License "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 //

    15 

    16 /**

    17  @file

    18  @internalTechnology

    19 */

    20 

    21 #include <e32base.h>

    22 #include <d32usbdi.h>

    23 

    24 #include <d32usbtransfers.h>

    25 #include "msctypes.h"

    26 #include "shared.h"

    27 #include "msgservice.h"

    28 #include "botmsctypes.h"

    29 

    30 #include "mprotocol.h"

    31 #include "mtransport.h"

    32 #include "cusbhostmslogicalunit.h"

    33 #include "cusbhostmsdevice.h"

    34 #include "cbulkonlytransport.h"

    35 #include "cusbmssuspendresume.h"

    36 

    37 #include "msdebug.h"

    38 #include "debug.h"

    39 

    40 

    41 void CUsbMsIfaceSuspendResume::RunL()

    42     {

    43     __MSFNLOG

    44 	iDevice->ResumeCompletedL();

    45 	if(iCancelSuspend)

    46 		{

    47 		User::RequestComplete(iDeviceStatus, iStatus.Int());

    48 		iDeviceStatus = NULL;

    49 		}

    50 	else

    51 		{

    52 		iDevice->DoHandleRemoteWakeupL();

    53 		}

    54     }

    55 

    56 /**

    57 Cancellation of outstanding request

    58 */

    59 void CUsbMsIfaceSuspendResume::DoCancel()

    60 	{

    61     __MSFNLOG

    62 	}

    63 

    64 TInt CUsbMsIfaceSuspendResume::RunError(TInt aError)

    65 	{

    66     __MSFNLOG

    67     return KErrNone;

    68 	}

    69 

    70 

    71 void CUsbMsIfaceSuspendResume::Resume(TRequestStatus& aStatus)

    72 	{

    73     __MSFNLOG

    74 	iCancelSuspend = ETrue;

    75     aStatus = KRequestPending;

    76 	iDeviceStatus = &aStatus;

    77 	iTransport->Resume();

    78 	}

    79 

    80 void CUsbMsIfaceSuspendResume::Suspend()

    81 	{

    82     __MSFNLOG

    83 	if(!IsActive())

    84 		SetActive();

    85 	iCancelSuspend = EFalse;

    86 	iTransport->Suspend(iStatus);

    87 	}

    88 

    89 CUsbMsIfaceSuspendResume* CUsbMsIfaceSuspendResume::NewL(MTransport *aTransport, CUsbHostMsDevice *aDevice)

    90 	{

    91 	return new (ELeave) CUsbMsIfaceSuspendResume(aTransport, aDevice);

    92 	}

    93 

    94 CUsbMsIfaceSuspendResume::CUsbMsIfaceSuspendResume(MTransport* aTransport, CUsbHostMsDevice* aDevice)

    95 :	CActive(EPriorityHigh),

    96     iTransport(aTransport),

    97     iDevice(aDevice),

    98     iCancelSuspend(EFalse)

    99 	{

   100     __MSFNLOG

   101 	CActiveScheduler::Add(this);

   102 	}

   103 

   104 CUsbMsIfaceSuspendResume::~CUsbMsIfaceSuspendResume()

   105 	{

   106     __MSFNLOG

   107 	Cancel();

   108 	}

   109
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