author | hgs |
Wed, 07 Jul 2010 15:08:54 +0800 | |
changeset 29 | 59aa7d6e3e0f |
parent 0 | c9bc50fca66e |
child 43 | 012cc2ee6408 |
child 48 | 21625e5de155 |
permissions | -rw-r--r-- |
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/* |
29 | 2 |
* Copyright (c) 2008-2010 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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29 | 24 |
#include <e32property.h> //Publish & Subscribe header |
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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 "usberrors.h" |
29 | 31 |
#include "OstTraceDefinitions.h" |
32 |
#ifdef OST_TRACE_COMPILER_IN_USE |
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#include "CUsbOtgTraces.h" |
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#endif |
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//Name used in call to User::LoadLogicalDevice/User::FreeLogicalDevice |
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_LIT(KUsbOtgLDDName,"otgdi"); |
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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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{ |
29 | 49 |
OstTraceFunctionEntry0( CUSBOTG_NEWL_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); |
29 | 55 |
OstTraceFunctionExit0( CUSBOTG_NEWL_EXIT ); |
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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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{ |
29 | 65 |
OstTraceFunctionEntry0( CUSBOTG_CUSBOTG_DES_ENTRY ); |
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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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29 | 74 |
OstTrace1( TRACE_NORMAL, CUSBOTG_CUSBOTG, "CUsbOtg::~CUsbOtg;iIdPinWatcher=%08x", (TUint32)iIdPinWatcher ); |
75 |
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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; |
29 | 81 |
OstTrace0( TRACE_NORMAL, CUSBOTG_CUSBOTG_DUP1, "CUsbOtg::~CUsbOtg;deleted Id-Pin watcher" ); |
82 |
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} |
29 | 84 |
OstTrace1( TRACE_NORMAL, CUSBOTG_CUSBOTG_DUP2, "CUsbOtg::~CUsbOtg;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; |
29 | 91 |
OstTrace0( TRACE_NORMAL, CUSBOTG_CUSBOTG_DUP3, "CUsbOtg::~CUsbOtg;deleted Vbus watcher" ); |
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} |
29 | 94 |
OstTrace1( TRACE_NORMAL, CUSBOTG_CUSBOTG_DUP4, "CUsbOtg::~CUsbOtg;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; |
29 | 101 |
OstTrace0( TRACE_NORMAL, CUSBOTG_CUSBOTG_DUP5, "CUsbOtg::~CUsbOtg;deleted OTG State watcher" ); |
102 |
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} |
29 | 104 |
OstTrace1( TRACE_NORMAL, CUSBOTG_CUSBOTG_DUP6, "CUsbOtg::~CUsbOtg;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; |
29 | 111 |
OstTrace0( TRACE_NORMAL, CUSBOTG_CUSBOTG_DUP7, "CUsbOtg::~CUsbOtg;deleted OTG Event watcher" ); |
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} |
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if (iRequestSessionWatcher) |
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{ |
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delete iRequestSessionWatcher; |
29 | 118 |
OstTrace0( TRACE_NORMAL, CUSBOTG_CUSBOTG_DUP8, "CUsbOtg::~CUsbOtg;deleted Session Request watcher" ); |
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} |
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121 |
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29 | 122 |
OstTrace1( TRACE_NORMAL, CUSBOTG_CUSBOTG_DUP9, |
123 |
"CUsbOtg::~CUsbOtg;about to stop Connection Idle watcher @ %08x", (TUint32)iOtgConnectionIdleWatcher ); |
|
124 |
||
0
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if (iOtgConnectionIdleWatcher) |
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126 |
{ |
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iOtgConnectionIdleWatcher->Cancel(); |
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delete iOtgConnectionIdleWatcher; |
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iOtgConnectionIdleWatcher= NULL; |
29 | 130 |
OstTrace0( TRACE_NORMAL, CUSBOTG_CUSBOTG_DUP10, "CUsbOtg::~CUsbOtg;deleted Connection Idle watcher" ); |
131 |
||
0
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} |
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133 |
|
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// Unload OTGDI components if it was ever started |
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if ( iOtgDriver.Handle() ) |
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136 |
{ |
29 | 137 |
OstTrace0( TRACE_NORMAL, CUSBOTG_CUSBOTG_DUP11, "CUsbOtg::~CUsbOtg; Stopping stacks" ); |
138 |
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0
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iOtgDriver.StopStacks(); |
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iOtgDriver.Close(); |
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} |
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142 |
else |
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143 |
{ |
29 | 144 |
OstTrace0( TRACE_NORMAL, CUSBOTG_CUSBOTG_DUP12, "CUsbOtg::~CUsbOtg; No OTG Driver session was opened, nothing to do" ); |
145 |
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} |
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147 |
|
29 | 148 |
OstTrace0( TRACE_NORMAL, CUSBOTG_CUSBOTG_DUP13, "CUsbOtg::~CUsbOtg; Freeing logical device" ); |
149 |
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0
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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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{ |
29 | 155 |
OstTrace1( TRACE_NORMAL, CUSBOTG_CUSBOTG_DUP14, "CUsbOtg::~CUsbOtg; User::FreeLogicalDevice returned %d", err ); |
156 |
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0
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157 |
} |
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158 |
|
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iCriticalSection.Close(); |
29 | 160 |
OstTraceFunctionExit0( CUSBOTG_CUSBOTG_DES_EXIT ); |
0
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} |
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162 |
|
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163 |
|
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CUsbOtg::CUsbOtg() |
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165 |
/** |
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* Constructor. |
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*/ |
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168 |
{ |
29 | 169 |
OstTraceFunctionEntry0( CUSBOTG_CUSBOTG_CONS_ENTRY ); |
170 |
||
171 |
OstTraceFunctionExit0( CUSBOTG_CUSBOTG_CONS_EXIT ); |
|
0
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} |
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173 |
|
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174 |
|
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175 |
void CUsbOtg::ConstructL() |
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/** |
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* Performs 2nd phase construction of the OTG object. |
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178 |
*/ |
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{ |
29 | 180 |
OstTraceFunctionEntry0( CUSBOTG_CONSTRUCTL_ENTRY ); |
0
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|
181 |
|
29 | 182 |
OstTrace0( TRACE_NORMAL, CUSBOTG_CONSTRUCTL, "CUsbOtg::ConstructL; About to open LDD" ); |
183 |
||
0
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184 |
iLastError = User::LoadLogicalDevice(KUsbOtgLDDName); |
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if ( (iLastError != KErrNone) && (iLastError != KErrAlreadyExists) ) |
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|
186 |
{ |
29 | 187 |
if(iLastError < 0) |
188 |
{ |
|
189 |
OstTraceExt2( TRACE_NORMAL, CUSBOTG_CONSTRUCTL_DUP1, "CUsbOtg::ConstructL; Error %d: Unable to load driver: %S", iLastError, KUsbOtgLDDName ); |
|
190 |
User::Leave(iLastError); |
|
191 |
} |
|
0
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|
192 |
} |
29 | 193 |
OstTrace0( TRACE_NORMAL, CUSBOTG_CONSTRUCTL_DUP3, "CUsbOtg::ConstructL; About to open RUsbOtgDriver" ); |
194 |
||
0
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195 |
iLastError = iOtgDriver.Open(); |
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196 |
if ( (iLastError != KErrNone) && (iLastError != KErrAlreadyExists) ) |
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|
197 |
{ |
29 | 198 |
if(iLastError < 0) |
199 |
{ |
|
200 |
OstTrace1( TRACE_NORMAL, CUSBOTG_CONSTRUCTL_DUP4, "CUsbOtg::ConstructL; Error %d: Unable to open RUsbOtgDriver session", iLastError ); |
|
201 |
User::Leave(iLastError); |
|
202 |
} |
|
0
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203 |
} |
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|
204 |
|
29 | 205 |
OstTrace0( TRACE_NORMAL, CUSBOTG_CONSTRUCTL_DUP2, "CUsbOtg::ConstructL; About to start OTG stacks" ); |
206 |
||
0
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|
207 |
iLastError = iOtgDriver.StartStacks(); |
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|
208 |
if (iLastError != KErrNone) |
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|
209 |
{ |
29 | 210 |
if(iLastError < 0) |
211 |
{ |
|
212 |
OstTrace1( TRACE_NORMAL, CUSBOTG_CONSTRUCTL_DUP5, "CUsbOtg::ConstructL; Error %d: Unable to open start OTG stacks", iLastError ); |
|
213 |
User::Leave(iLastError); |
|
214 |
} |
|
0
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215 |
} |
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|
216 |
|
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|
217 |
// Request Otg notifications |
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|
218 |
iIdPinWatcher = CUsbOtgIdPinWatcher::NewL(iOtgDriver); |
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|
219 |
iIdPinWatcher->Start(); |
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|
220 |
|
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|
221 |
iVbusWatcher = CUsbOtgVbusWatcher::NewL(iOtgDriver); |
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|
222 |
iVbusWatcher->Start(); |
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|
223 |
|
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|
224 |
iOtgStateWatcher = CUsbOtgStateWatcher::NewL(iOtgDriver); |
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|
225 |
iOtgStateWatcher->Start(); |
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|
226 |
|
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|
227 |
iOtgEventWatcher = CUsbOtgEventWatcher::NewL(*this, iOtgDriver, iOtgEvent); |
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228 |
iOtgEventWatcher->Start(); |
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|
229 |
|
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|
230 |
iOtgConnectionIdleWatcher = CUsbOtgConnectionIdleWatcher::NewL(iOtgDriver); |
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|
231 |
iOtgConnectionIdleWatcher->Start(); |
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|
232 |
|
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|
233 |
iRequestSessionWatcher = CRequestSessionWatcher::NewL(*this); |
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|
234 |
|
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|
235 |
iCriticalSection.CreateLocal(EOwnerProcess); |
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|
236 |
|
29 | 237 |
OstTrace0( TRACE_NORMAL, CUSBOTG_CONSTRUCTL_DUP6, "CUsbOtg::ConstructL; UsbOtg::ConstructL() finished" ); |
238 |
||
239 |
OstTraceFunctionExit0( CUSBOTG_CONSTRUCTL_EXIT ); |
|
0
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240 |
} |
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|
241 |
|
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|
242 |
void CUsbOtg::NotifyMessage(TInt aMessage) |
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243 |
/** |
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244 |
* The CUsbOtg::NotifyMessage method |
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245 |
* |
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|
246 |
* Reports the OTG message to the observers |
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247 |
* |
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|
248 |
* @internalComponent |
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|
249 |
*/ |
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|
250 |
{ |
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Revision: 201001
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|
251 |
iCriticalSection.Wait(); |
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|
252 |
|
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|
253 |
TInt msg = aMessage == 0 ? iOtgMessage : aMessage; |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
254 |
TUint length = iObservers.Count(); |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
255 |
for (TUint i = 0; i < length; i++) |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
256 |
{ |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
257 |
iObservers[i]->UsbOtgHostMessage(msg); |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
258 |
} |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
259 |
|
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
260 |
iCriticalSection.Signal(); |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
261 |
} |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
262 |
|
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
263 |
TInt CUsbOtg::TranslateOtgEvent() |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
264 |
/** |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
265 |
* The CUsbOtg::TranslateOtgEvent method |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
266 |
* |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
267 |
* Attempts to translate the OTG event into OTG message |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
268 |
* |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
269 |
* @internalComponent |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
270 |
*/ |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
271 |
{ |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
272 |
TInt otgEvent = KErrBadName; |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
273 |
switch (iOtgEvent) |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
274 |
{ |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
275 |
case RUsbOtgDriver::EEventHnpDisabled: |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
276 |
otgEvent = KUsbMessageHnpDisabled; |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
277 |
break; |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
278 |
case RUsbOtgDriver::EEventHnpEnabled: |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
279 |
otgEvent = KUsbMessageHnpEnabled; |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
280 |
break; |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
281 |
case RUsbOtgDriver::EEventSrpReceived: |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
282 |
otgEvent = KUsbMessageSrpReceived; |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
283 |
break; |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
284 |
case RUsbOtgDriver::EEventSrpInitiated: |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
285 |
otgEvent = KUsbMessageSrpInitiated; |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
286 |
break; |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
287 |
case RUsbOtgDriver::EEventVbusRaised: |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
288 |
otgEvent = KUsbMessageVbusRaised; |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
289 |
break; |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
290 |
case RUsbOtgDriver::EEventVbusDropped: |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
291 |
otgEvent = KUsbMessageVbusDropped; |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
292 |
break; |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
293 |
} |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
294 |
|
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
295 |
return otgEvent; |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
296 |
} |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
297 |
|
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
298 |
void CUsbOtg::NotifyOtgEvent() |
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 |
* The CUsbOtg::NotifyOtgEvent method |
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 |
* Reports the OTG message translated from OTG Event to the observers |
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 |
* @internalComponent |
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 |
{ |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
307 |
TUint length = iObservers.Count(); |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
308 |
TInt otgEvent = TranslateOtgEvent(); |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
309 |
if ( otgEvent == KErrBadName ) |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
310 |
{ |
29 | 311 |
OstTrace1( TRACE_NORMAL, CUSBOTG_NOTIFYOTGEVENT, |
312 |
"CUsbOtg::NotifyOtgEvent;OTG event %d was reported, but not propagated", (TInt)iOtgEvent ); |
|
313 |
||
0
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
314 |
return; |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
315 |
} |
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 |
for (TUint i = 0; i < length; i++) |
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 |
iObservers[i]->UsbOtgHostMessage(otgEvent); |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
320 |
} |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
321 |
} |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
322 |
|
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
323 |
void CUsbOtg::RegisterObserverL(MUsbOtgHostNotifyObserver& aObserver) |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
324 |
/** |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
325 |
* Register an observer of the OTG events. |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
326 |
* Presently, the device supports watching state. |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
327 |
* |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
328 |
* @param aObserver New Observer of the OTG events |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
329 |
*/ |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
330 |
{ |
29 | 331 |
OstTraceFunctionEntry0( CUSBOTG_REGISTEROBSERVERL_ENTRY ); |
0
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
332 |
|
29 | 333 |
TInt err = iObservers.Append(&aObserver); |
334 |
if(err < 0) |
|
335 |
{ |
|
336 |
OstTrace1( TRACE_NORMAL, CUSBOTG_REGISTEROBSERVERL, "CUsbOtg::RegisterObserverL; iObservers.Append(&aObserver) error, Leave error=%d", err ); |
|
337 |
User::Leave(err); |
|
338 |
} |
|
339 |
||
340 |
OstTraceFunctionExit0( CUSBOTG_REGISTEROBSERVERL_EXIT ); |
|
0
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
341 |
} |
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 |
|
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
344 |
void CUsbOtg::DeRegisterObserver(MUsbOtgHostNotifyObserver& aObserver) |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
345 |
/** |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
346 |
* De-registers an existing OTG events observer. |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
347 |
* |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
348 |
* @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
|
349 |
*/ |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
350 |
{ |
29 | 351 |
OstTraceFunctionEntry0( CUSBOTG_DEREGISTEROBSERVER_ENTRY ); |
0
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
352 |
|
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
353 |
TInt index = iObservers.Find(&aObserver); |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
354 |
|
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
355 |
if (index >= 0 && index < iObservers.Count()) |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
356 |
{ |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
357 |
iObservers.Remove(index); |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
358 |
} |
29 | 359 |
OstTraceFunctionExit0( CUSBOTG_DEREGISTEROBSERVER_EXIT ); |
0
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
360 |
} |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
361 |
|
c9bc50fca66e
Revision: 201001
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 |
void CUsbOtg::StartL() |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
364 |
/** |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
365 |
* Start the USB OTG events watcher |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
366 |
* Reports errors and OTG events via observer interface. |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
367 |
*/ |
c9bc50fca66e
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
368 |
{ |
29 | 369 |
OstTraceFunctionEntry0( CUSBOTG_STARTL_ENTRY ); |
0
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370 |
|
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iOtgWatcher = CUsbOtgWatcher::NewL(*this, iOtgDriver, iOtgMessage); |
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iOtgWatcher->Start(); |
29 | 373 |
OstTraceFunctionExit0( CUSBOTG_STARTL_EXIT ); |
0
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} |
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375 |
|
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void CUsbOtg::Stop() |
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/** |
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* Stop the USB OTG events watcher |
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*/ |
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{ |
29 | 381 |
OstTraceFunctionEntry0( CUSBOTG_STOP_ENTRY ); |
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|
29 | 383 |
OstTrace1( TRACE_NORMAL, CUSBOTG_STOP, "CUsbOtg::Stop;about to stop OTG watcher @ %08x", (TUint32)iOtgWatcher ); |
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||
0
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385 |
|
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if (iOtgWatcher) |
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387 |
{ |
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iOtgWatcher->Cancel(); |
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delete iOtgWatcher; |
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iOtgWatcher = NULL; |
29 | 391 |
OstTrace0( TRACE_NORMAL, CUSBOTG_STOP_DUP1, "CUsbOtg::Stop" ); |
392 |
||
0
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} |
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394 |
|
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iLastError = KErrNone; |
29 | 396 |
OstTraceFunctionExit0( CUSBOTG_STOP_EXIT ); |
0
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} |
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398 |
|
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399 |
TInt CUsbOtg::BusRequest() |
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{ |
29 | 401 |
OstTraceFunctionEntry0( CUSBOTG_BUSREQUEST_ENTRY ); |
0
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return iOtgDriver.BusRequest(); |
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} |
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404 |
|
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TInt CUsbOtg::BusRespondSrp() |
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{ |
29 | 407 |
OstTraceFunctionEntry0( CUSBOTG_BUSRESPONDSRP_ENTRY ); |
0
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return iOtgDriver.BusRespondSrp(); |
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} |
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410 |
|
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TInt CUsbOtg::BusClearError() |
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{ |
29 | 413 |
OstTraceFunctionEntry0( CUSBOTG_BUSCLEARERROR_ENTRY ); |
0
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return iOtgDriver.BusClearError(); |
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} |
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416 |
|
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TInt CUsbOtg::BusDrop() |
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{ |
29 | 419 |
OstTraceFunctionEntry0( CUSBOTG_BUSDROP_ENTRY ); |
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return iOtgDriver.BusDrop(); |
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} |