usbmgmt/usbmgr/usbman/server/SRC/CUsbOtg.cpp
author hgs
Fri, 25 Jun 2010 13:19:39 +0800
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child 29 59aa7d6e3e0f
permissions -rw-r--r--
201025_03
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/*
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* Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:
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* Implements the object of Usbman that manages all the USB OTG
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* activity (via CUsbOtgWatcher).
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*
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*/
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/**
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 @file
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*/
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#include "CUsbOtg.h"
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#include "cusbotgwatcher.h"
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#include "CUsbDevice.h"
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#include "musbotghostnotifyobserver.h"
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#include "CUsbServer.h"
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#include <e32property.h> //Publish & Subscribe header
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#include "usberrors.h"
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//Name used in call to User::LoadLogicalDevice/User::FreeLogicalDevice
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_LIT(KUsbOtgLDDName,"otgdi");
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#ifdef __FLOG_ACTIVE
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_LIT8(KLogComponent, "USBSVR-OTG");
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#endif
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CUsbOtg* CUsbOtg::NewL()
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/**
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 * Constructs a CUsbOtg object.
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 *
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 * @return	A new CUsbOtg object
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 */
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	{
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	LOG_STATIC_FUNC_ENTRY
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	CUsbOtg* self = new (ELeave) CUsbOtg();
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	CleanupStack::PushL(self);
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	self->ConstructL();
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	CleanupStack::Pop(self);
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	return self;
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	}
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CUsbOtg::~CUsbOtg()
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/**
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 * Destructor.
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 */
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	{
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	LOG_FUNC
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	// Cancel any outstanding asynchronous operation.
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	Stop();
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	// Free any memory allocated to the list of observers. Note that
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	// we don't want to call ResetAndDestroy, because we don't own
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	// the observers themselves.
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	iObservers.Reset();
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	LOGTEXT2(_L8("about to stop Id-Pin watcher @ %08x"), (TUint32) iIdPinWatcher);
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	if (iIdPinWatcher)
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		{
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		iIdPinWatcher->Cancel();
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		delete iIdPinWatcher;
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		iIdPinWatcher = NULL;
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		LOGTEXT(_L8("deleted Id-Pin watcher"));
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		}
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	LOGTEXT2(_L8("about to stop Vbus watcher @ %08x"), (TUint32) iVbusWatcher);
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	if (iVbusWatcher)
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		{
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		iVbusWatcher->Cancel();
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		delete iVbusWatcher;
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		iVbusWatcher = NULL;
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		LOGTEXT(_L8("deleted Vbus watcher"));
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		}
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	LOGTEXT2(_L8("about to stop OTG State watcher @ %08x"), (TUint32) iVbusWatcher);
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	if (iOtgStateWatcher)
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		{
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		iOtgStateWatcher->Cancel();
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		delete iOtgStateWatcher;
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		iOtgStateWatcher = NULL;
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		LOGTEXT(_L8("deleted OTG State watcher"));
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		}
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	LOGTEXT2(_L8("about to stop OTG Event watcher @ %08x"), (TUint32) iVbusWatcher);
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	if (iOtgEventWatcher)
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		{
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		iOtgEventWatcher->Cancel();
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		delete iOtgEventWatcher;
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		iOtgEventWatcher = NULL;
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		LOGTEXT(_L8("deleted OTG Event watcher"));
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		}
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	if (iRequestSessionWatcher)
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		{
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		delete iRequestSessionWatcher;
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		LOGTEXT(_L8("deleted Session Request watcher"));
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		}
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	LOGTEXT2(_L8("about to stop Connection Idle watcher @ %08x"), (TUint32)iOtgConnectionIdleWatcher);
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	if (iOtgConnectionIdleWatcher)
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		{
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		iOtgConnectionIdleWatcher->Cancel();
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		delete iOtgConnectionIdleWatcher;
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		iOtgConnectionIdleWatcher= NULL;
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		LOGTEXT(_L8("deleted Connection Idle watcher"));
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		}
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   119
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	// Unload OTGDI components if it was ever started
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	if ( iOtgDriver.Handle() )
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		{
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		LOGTEXT(_L8("Stopping stacks"));
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		iOtgDriver.StopStacks();
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		iOtgDriver.Close();
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		}
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	else
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		{
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		LOGTEXT(_L8("No OTG Driver session was opened, nothing to do"));
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		}
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   131
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	LOGTEXT(_L8("Freeing logical device"));
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	TInt err = User::FreeLogicalDevice(KUsbOtgLDDName);
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	//Putting the LOGTEXT2 inside the if statement prevents a compiler
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	//warning about err being unused in UREL builds.
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	if(err)
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		{
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		LOGTEXT2(_L8("     User::FreeLogicalDevice returned %d"),err);
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		}
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   140
	
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	iCriticalSection.Close();
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	}
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   143
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   144
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CUsbOtg::CUsbOtg()
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/**
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 * Constructor.
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 */
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	{
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	LOG_FUNC
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	}
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   152
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   153
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void CUsbOtg::ConstructL()
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/**
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 * Performs 2nd phase construction of the OTG object.
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 */
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	{
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	LOG_FUNC
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   160
	
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	LOGTEXT(_L8("About to open LDD"));
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	iLastError = User::LoadLogicalDevice(KUsbOtgLDDName);
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	if ( (iLastError != KErrNone) && (iLastError != KErrAlreadyExists) )
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		{
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		LOGTEXT3(_L8("Error %d: Unable to load driver: %S"), iLastError, &KUsbOtgLDDName);
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		LEAVEIFERRORL(iLastError);
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		}
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   168
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	LOGTEXT(_L8("About to open RUsbOtgDriver"));
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	iLastError = iOtgDriver.Open();
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	if ( (iLastError != KErrNone) && (iLastError != KErrAlreadyExists) )
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		{
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		LOGTEXT2(_L8("Error %d: Unable to open RUsbOtgDriver session"), iLastError);
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		LEAVEIFERRORL(iLastError);
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		}
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   176
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   177
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	LOGTEXT(_L8("About to start OTG stacks"));
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	iLastError = iOtgDriver.StartStacks();
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	if (iLastError != KErrNone)
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		{
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		LOGTEXT2(_L8("Error %d: Unable to open start OTG stacks"), iLastError);
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		LEAVEIFERRORL(iLastError);
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   184
		}
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   185
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	// Request Otg notifications
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	iIdPinWatcher = CUsbOtgIdPinWatcher::NewL(iOtgDriver);
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	iIdPinWatcher->Start();
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   189
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	iVbusWatcher = CUsbOtgVbusWatcher::NewL(iOtgDriver);
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	iVbusWatcher->Start();
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   192
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	iOtgStateWatcher = CUsbOtgStateWatcher::NewL(iOtgDriver);
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	iOtgStateWatcher->Start();
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   195
	
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	iOtgEventWatcher = CUsbOtgEventWatcher::NewL(*this, iOtgDriver, iOtgEvent);
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	iOtgEventWatcher->Start();
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   198
	
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    iOtgConnectionIdleWatcher = CUsbOtgConnectionIdleWatcher::NewL(iOtgDriver);
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    iOtgConnectionIdleWatcher->Start();
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   201
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   202
	iRequestSessionWatcher = CRequestSessionWatcher::NewL(*this);
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   203
	
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	iCriticalSection.CreateLocal(EOwnerProcess);
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   205
	
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	LOGTEXT(_L8("UsbOtg::ConstructL() finished"));
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   207
	}
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   208
	
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   209
void CUsbOtg::NotifyMessage(TInt aMessage)
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   210
/**
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 * The CUsbOtg::NotifyMessage method
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   212
 *
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 * Reports the OTG message to the observers
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 *
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 * @internalComponent
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   216
 */
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   217
	{
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	iCriticalSection.Wait();
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   219
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	TInt msg = aMessage == 0 ? iOtgMessage : aMessage;
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	TUint length = iObservers.Count();
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	for (TUint i = 0; i < length; i++)
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		{
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		iObservers[i]->UsbOtgHostMessage(msg);
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   225
		}
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parents:
diff changeset
   226
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   227
	iCriticalSection.Signal();
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   228
	}
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parents:
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   229
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   230
TInt CUsbOtg::TranslateOtgEvent()
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   231
/**
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   232
 * The CUsbOtg::TranslateOtgEvent method
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diff changeset
   233
 *
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   234
 * Attempts to translate the OTG event into OTG message
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   235
 *
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   236
 * @internalComponent
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   237
 */
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   238
	{
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   239
	TInt otgEvent = KErrBadName;
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   240
	switch (iOtgEvent)
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   241
	{
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   242
	case RUsbOtgDriver::EEventHnpDisabled:
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   243
		otgEvent = KUsbMessageHnpDisabled;
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   244
		break;
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   245
	case RUsbOtgDriver::EEventHnpEnabled:
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   246
		otgEvent = KUsbMessageHnpEnabled;
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   247
		break;
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   248
	case RUsbOtgDriver::EEventSrpReceived:
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   249
		otgEvent = KUsbMessageSrpReceived;
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   250
		break;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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   251
	case RUsbOtgDriver::EEventSrpInitiated:
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   252
		otgEvent = KUsbMessageSrpInitiated;
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   253
		break;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   254
	case RUsbOtgDriver::EEventVbusRaised:
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   255
		otgEvent = KUsbMessageVbusRaised;
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   256
		break;
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parents:
diff changeset
   257
	case RUsbOtgDriver::EEventVbusDropped:
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   258
		otgEvent = KUsbMessageVbusDropped;
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   259
		break;
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   260
	}
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parents:
diff changeset
   261
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   262
	return otgEvent;
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parents:
diff changeset
   263
	}
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   264
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   265
void CUsbOtg::NotifyOtgEvent()
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   266
/**
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   267
 * The CUsbOtg::NotifyOtgEvent method
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parents:
diff changeset
   268
 *
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parents:
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   269
 * Reports the OTG message translated from OTG Event to the observers
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parents:
diff changeset
   270
 *
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   271
 * @internalComponent
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diff changeset
   272
 */
c9bc50fca66e Revision: 201001
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parents:
diff changeset
   273
	{
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parents:
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   274
	TUint length = iObservers.Count();
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   275
	TInt otgEvent = TranslateOtgEvent();
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parents:
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   276
	if ( otgEvent == KErrBadName )
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parents:
diff changeset
   277
		{
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   278
		LOGTEXT2(_L8("CUsbOtg::NotifyOtgEvent(): OTG event %d was reported, but not propagated"), (TInt) iOtgEvent);
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   279
		return;
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diff changeset
   280
		}
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   281
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parents:
diff changeset
   282
	for (TUint i = 0; i < length; i++)
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   283
		{
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parents:
diff changeset
   284
		iObservers[i]->UsbOtgHostMessage(otgEvent);
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parents:
diff changeset
   285
		}
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   286
	}
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   287
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   288
void CUsbOtg::RegisterObserverL(MUsbOtgHostNotifyObserver& aObserver)
c9bc50fca66e Revision: 201001
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parents:
diff changeset
   289
/**
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   290
 * Register an observer of the OTG events.
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   291
 * Presently, the device supports watching state.
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   292
 *
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   293
 * @param	aObserver	New Observer of the OTG events
c9bc50fca66e Revision: 201001
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parents:
diff changeset
   294
 */
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   295
	{
c9bc50fca66e Revision: 201001
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parents:
diff changeset
   296
	LOG_FUNC
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   297
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   298
	LEAVEIFERRORL(iObservers.Append(&aObserver));
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   299
	}
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   300
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   301
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   302
void CUsbOtg::DeRegisterObserver(MUsbOtgHostNotifyObserver& aObserver)
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   303
/**
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   304
 * De-registers an existing OTG events observer.
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   305
 *
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   306
 * @param	aObserver	The existing OTG events observer to be de-registered
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   307
 */
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   308
	{
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   309
	LOG_FUNC
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   310
c9bc50fca66e Revision: 201001
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parents:
diff changeset
   311
	TInt index = iObservers.Find(&aObserver);
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   312
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   313
	if (index >= 0 && index < iObservers.Count())
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   314
		{
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   315
		iObservers.Remove(index);
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   316
		}
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   317
	}
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   318
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   319
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   320
void CUsbOtg::StartL()
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   321
/**
c9bc50fca66e Revision: 201001
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parents:
diff changeset
   322
 * Start the USB OTG events watcher
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   323
 * Reports errors and OTG events via observer interface.
c9bc50fca66e Revision: 201001
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parents:
diff changeset
   324
 */
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   325
	{
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   326
	LOG_FUNC
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   327
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   328
	iOtgWatcher = CUsbOtgWatcher::NewL(*this, iOtgDriver, iOtgMessage);
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   329
	iOtgWatcher->Start();
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   330
	}
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   331
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   332
void CUsbOtg::Stop()
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   333
/**
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   334
 * Stop the USB OTG events watcher
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   335
 */
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   336
	{
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   337
	LOG_FUNC
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   338
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   339
	LOGTEXT2(_L8("about to stop OTG watcher @ %08x"), (TUint32) iOtgWatcher);
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   340
	
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   341
	if (iOtgWatcher)
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   342
		{
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   343
		iOtgWatcher->Cancel();
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   344
		delete iOtgWatcher;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   345
		iOtgWatcher = NULL;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   346
		LOGTEXT(_L8("deleted OTG watcher"));
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   347
		}
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   348
	
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   349
	iLastError = KErrNone;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   350
	}
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   351
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   352
TInt CUsbOtg::BusRequest()
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   353
	{
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   354
	LOG_FUNC
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   355
	return iOtgDriver.BusRequest();
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   356
	}
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   357
	
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   358
TInt CUsbOtg::BusRespondSrp()
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   359
	{
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   360
	LOG_FUNC
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   361
	return iOtgDriver.BusRespondSrp();
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   362
	}
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   363
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   364
TInt CUsbOtg::BusClearError()
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   365
	{
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   366
	LOG_FUNC
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   367
	return iOtgDriver.BusClearError();
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   368
	}
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   369
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   370
TInt CUsbOtg::BusDrop()
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   371
	{
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   372
	LOG_FUNC
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   373
	return iOtgDriver.BusDrop();
c9bc50fca66e Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   374
	}