author | hgs |
Fri, 23 Apr 2010 23:57:55 +0300 | |
changeset 46 | 0ffee699d6c7 |
parent 44 | 5323ec7dc425 |
child 21 | ff9df6630274 |
permissions | -rw-r--r-- |
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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: Implementation |
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* |
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*/ |
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#include <usbuinotif.h> |
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#include "cusbstatehostainitiate.h" |
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#ifndef STIF |
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#include "cusbtimer.h" |
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#include "cusbnotifmanager.h" |
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#else |
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#include "mockcusbnotifmanager.h" |
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#include "mockcusbtimer.h" |
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#endif |
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#include "definitions.h" |
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#include "errors.h" |
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#include "debug.h" |
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#include "panic.h" |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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CUsbStateHostAInitiate::CUsbStateHostAInitiate(CUsbOtgWatcher& aWatcher) : |
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CUsbStateHostABase(aWatcher) |
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{ |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CUsbStateHostAInitiate::ConstructL() |
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{ |
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LOG_FUNC |
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CUsbStateHostABase::ConstructL(); |
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iAttachmentTimer = CUsbTimer::NewL(*this, EDeviceAttachmentTimer); |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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CUsbStateHostAInitiate* CUsbStateHostAInitiate::NewL(CUsbOtgWatcher& aWatcher) |
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{ |
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LOG_FUNC |
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CUsbStateHostAInitiate* self = new (ELeave) CUsbStateHostAInitiate( |
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aWatcher); |
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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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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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CUsbStateHostAInitiate::~CUsbStateHostAInitiate() |
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{ |
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LOG_FUNC |
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delete iAttachmentTimer; |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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TUsbStateIds CUsbStateHostAInitiate::Id() |
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{ |
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return EUsbStateHostAInitiate; |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CUsbStateHostAInitiate::JustBeforeLeavingThisStateL() |
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{ |
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LOG_FUNC |
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iAttachmentTimer->Cancel(); |
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// do general things |
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CUsbStateHostABase::JustBeforeLeavingThisStateL(); |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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void CUsbStateHostAInitiate::JustAdvancedToThisStateL() |
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{ |
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LOG_FUNC |
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// do general things |
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CUsbStateHostABase::JustAdvancedToThisStateL(); |
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TInt err = iWatcher.Usb().EnableFunctionDriverLoading(); |
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if (KErrNone != err) |
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{ |
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LOG1( "EnableFunctionDriverLoading err = %d", err ); |
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iWatcher.HandleHostProblemL(EUsbWatcherCanNotEnableDriverLoading, |
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EUsbStateHostHandleDropping); |
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return; |
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} |
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// do BusRequest, if down |
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if (CUsbVBusObserver::EVBusUp != iWatcher.VBusObserver()->VBus()) |
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{ |
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const TUint maxTrial = 3; |
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TInt busReqErr(KErrGeneral); |
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TUint count(0); |
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while (count < maxTrial && KErrNone != busReqErr) |
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{ |
46 | 138 |
busReqErr = iWatcher.Usb().BusRequest(); |
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LOG1( "BusRequest() err = %d" , err); |
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if (KErrNone != busReqErr) |
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{ |
46 | 143 |
err = iWatcher.Usb().BusClearError(); |
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if (KErrNone != err) |
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{ |
46 | 146 |
iWatcher.HandleHostProblemL( |
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EUsbWatcherCanNotClearBusError, |
|
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EUsbStateHostHandleDropping); |
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return; |
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} |
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} |
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++count; |
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} |
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if (KErrNone != busReqErr) |
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{ |
46 | 156 |
iWatcher.HandleHostProblemL(EUsbWatcherCanNotRaiseVBus, |
157 |
EUsbStateHostHandleDropping); |
|
0
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return; |
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159 |
} |
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160 |
} |
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|
161 |
|
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parents:
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162 |
// start timer, waiting for device attachment |
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iAttachmentTimer->After(KTimeToWaitForDeviceAttachment); |
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164 |
|
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165 |
} |
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changeset
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166 |
|
46 | 167 |
// From TimerObserver |
168 |
// --------------------------------------------------------------------------- |
|
169 |
// |
|
170 |
// --------------------------------------------------------------------------- |
|
171 |
// |
|
172 |
void CUsbStateHostAInitiate::TimerElapsedL(TUsbTimerId aTimerId) |
|
173 |
{ |
|
174 |
LOG_FUNC |
|
175 |
||
176 |
switch (aTimerId) |
|
177 |
{ |
|
178 |
case EDeviceAttachmentTimer: |
|
179 |
{ |
|
180 |
LOG("AttachmentTimer" ); |
|
181 |
HandleL(EUsbWatcherErrDandlingCable, EUsbStateHostHandleDropping); |
|
182 |
break; |
|
183 |
} |
|
184 |
default: |
|
185 |
{ |
|
186 |
LOG1( "Unknown timer id = %d", aTimerId ); |
|
187 |
Panic( EWrongTimerId); |
|
188 |
} |
|
189 |
} |
|
190 |
} |
|
191 |
||
192 |
// From VBus observer |
|
193 |
// --------------------------------------------------------------------------- |
|
194 |
// |
|
195 |
// --------------------------------------------------------------------------- |
|
196 |
// |
|
197 |
void CUsbStateHostAInitiate::VBusUpL() |
|
198 |
{ |
|
199 |
LOG_FUNC |
|
200 |
} |
|
201 |
||
202 |
// From Host Event notification observer |
|
0
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203 |
// --------------------------------------------------------------------------- |
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parents:
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changeset
|
204 |
// |
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parents:
diff
changeset
|
205 |
// --------------------------------------------------------------------------- |
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parents:
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changeset
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206 |
// |
46 | 207 |
void CUsbStateHostAInitiate::DeviceAttachedL(TDeviceEventInformation aTdi) |
0
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parents:
diff
changeset
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208 |
{ |
46 | 209 |
LOG_FUNC |
210 |
||
211 |
iAttachmentTimer->Cancel(); |
|
212 |
||
213 |
// check if an OTG device connected |
|
214 |
TOtgDescriptor otgDescriptor; |
|
215 |
||
216 |
// ignore all the errors, assume we connected to not otg |
|
217 |
TInt err = iWatcher.Usb().GetOtgDescriptor(aTdi.iDeviceId, otgDescriptor); |
|
218 |
LOG1("GetOtgDescriptor() err = %d", err ); |
|
219 |
||
220 |
TBool hnpSupported(otgDescriptor.iAttributes & EUsbOtgHNPSupported); |
|
221 |
TBool srpSupported(otgDescriptor.iAttributes & EUsbOtgSRPSupported); |
|
222 |
||
223 |
// OTG device supports both hnp and srp |
|
224 |
if (hnpSupported && srpSupported) |
|
225 |
{ |
|
226 |
||
227 |
HandleL(EUsbWatcherConnectedToOTG, EUsbStateHostHandleDropping); |
|
228 |
return; |
|
229 |
} |
|
230 |
||
231 |
if (KErrNone != aTdi.iError) |
|
232 |
{ |
|
233 |
switch (aTdi.iError) |
|
234 |
// error in attachement |
|
235 |
{ |
|
236 |
case KErrBadPower: |
|
237 |
{ |
|
238 |
LOG( "TooMuchPower" ); |
|
239 |
HandleL( |
|
240 |
EUsbWatcherErrDeviceRequiresTooMuchPowerOnEnumeration, |
|
241 |
EUsbStateHostDelayNotAttachedHandle); |
|
242 |
break; |
|
243 |
} |
|
244 |
default: |
|
245 |
{ |
|
246 |
LOG1("AttachmentError aTdi.iError = %d" , aTdi.iError ); |
|
247 |
HandleL(EUsbWatcherErrUnsupportedDevice, |
|
248 |
EUsbStateHostHandleDropping); |
|
249 |
break; |
|
250 |
} |
|
251 |
} |
|
252 |
||
253 |
return; |
|
254 |
} |
|
0
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parents:
diff
changeset
|
255 |
} |
46 | 256 |
|
257 |
// --------------------------------------------------------------------------- |
|
258 |
// |
|
259 |
// --------------------------------------------------------------------------- |
|
260 |
// |
|
261 |
void CUsbStateHostAInitiate::DriverLoadSuccessL(TDeviceEventInformation) |
|
262 |
{ |
|
263 |
LOG_FUNC |
|
264 |
ChangeHostStateL( EUsbStateHostAHost); |
|
265 |
} |
|
266 |
||
267 |
// --------------------------------------------------------------------------- |
|
268 |
// |
|
269 |
// --------------------------------------------------------------------------- |
|
270 |
// |
|
271 |
void CUsbStateHostAInitiate::DriverLoadPartialSuccessL( |
|
272 |
TDeviceEventInformation) |
|
273 |
{ |
|
274 |
LOG_FUNC |
|
275 |
iWatcher.NotifManager()->ShowNotifierL(KUsbUiNotifOtgWarning, |
|
276 |
EUsbOtgPartiallySupportedDevice, NULL); |
|
277 |
ChangeHostStateL( EUsbStateHostAHost); |
|
278 |
||
279 |
} |
|
280 |
||
281 |
// --------------------------------------------------------------------------- |
|
282 |
// |
|
283 |
// --------------------------------------------------------------------------- |
|
284 |
// |
|
285 |
void CUsbStateHostAInitiate::DriverLoadFailureL(TDeviceEventInformation aDei) |
|
286 |
{ |
|
287 |
LOG_FUNC |
|
288 |
||
289 |
HandleL(EUsbWatcherErrDriversNotFound, EUsbStateHostDelayAttachedHandle); |
|
290 |
} |