author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Wed, 15 Sep 2010 13:42:27 +0300 | |
branch | RCL_3 |
changeset 268 | 345b1ca54e88 |
parent 110 | c734af59ce98 |
child 294 | 039a3e647356 |
child 297 | b2826f67641f |
permissions | -rw-r--r-- |
97
41f0cfe18c80
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
31
diff
changeset
|
1 |
// Copyright (c) 2008-2010 Nokia Corporation and/or its subsidiary(-ies). |
0 | 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 |
#include "mprotocol.h" |
|
30 |
#include "mtransport.h" |
|
31 |
#include "cbulkonlytransport.h" |
|
32 |
#include "cusbhostmslogicalunit.h" |
|
33 |
#include "cusbhostmsdevice.h" |
|
34 |
#include "cusbmssuspendresume.h" |
|
35 |
||
36 |
#include "msdebug.h" |
|
37 |
#include "debug.h" |
|
38 |
||
39 |
||
40 |
CUsbHostMsDevice* CUsbHostMsDevice::NewL(THostMassStorageConfig& aConfig) |
|
41 |
{ |
|
42 |
__MSFNSLOG |
|
43 |
CUsbHostMsDevice* r = new (ELeave) CUsbHostMsDevice(aConfig); |
|
44 |
CleanupStack::PushL(r); |
|
45 |
r->ConstructL(); |
|
46 |
CleanupStack::Pop(); |
|
47 |
return r; |
|
48 |
} |
|
49 |
||
50 |
void CUsbHostMsDevice::ConstructL() |
|
51 |
{ |
|
52 |
__MSFNLOG |
|
53 |
iTimer = CPeriodic::NewL(CActive::EPriorityStandard); |
|
54 |
iTimerRunning = EFalse; |
|
55 |
} |
|
56 |
||
57 |
||
58 |
CUsbHostMsDevice::CUsbHostMsDevice(THostMassStorageConfig& aConfig) |
|
59 |
: iConfig(aConfig), |
|
31
56f325a607ea
Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
60 |
iState(EReady) |
0 | 61 |
{ |
62 |
__MSFNLOG |
|
63 |
} |
|
64 |
||
65 |
||
66 |
CUsbHostMsDevice::~CUsbHostMsDevice() |
|
67 |
{ |
|
68 |
__MSFNLOG |
|
69 |
delete iTransport; |
|
70 |
delete iDeviceSuspendResume; |
|
71 |
if (iTimer && iTimerRunning) |
|
72 |
{ |
|
73 |
iTimer->Cancel(); |
|
74 |
} |
|
75 |
delete iTimer; |
|
76 |
} |
|
77 |
||
78 |
||
79 |
MTransport* CUsbHostMsDevice::InitialiseTransportL(TTransportType aTransportId) |
|
80 |
{ |
|
81 |
__MSFNLOG |
|
82 |
switch(aTransportId) |
|
83 |
{ |
|
84 |
case BulkOnlyTransport: |
|
85 |
return CBulkOnlyTransport::NewL(iConfig.iInterfaceToken); |
|
86 |
default: |
|
87 |
// Panic; |
|
88 |
__HOSTPRINT(_L("Unsupported Transport class requested")); |
|
89 |
User::Leave(KErrNotSupported); |
|
90 |
return NULL; |
|
91 |
} |
|
92 |
} |
|
93 |
||
94 |
void CUsbHostMsDevice::InitialiseL(const RMessage2& aMessage) |
|
95 |
{ |
|
96 |
__MSFNLOG |
|
97 |
iTransport = InitialiseTransportL((TTransportType) iConfig.iTransportId); |
|
98 |
TRAPD(r, iDeviceSuspendResume = CUsbMsIfaceSuspendResume::NewL(iTransport, this)); |
|
99 |
if(r != KErrNone) |
|
100 |
{ |
|
101 |
delete iTransport; |
|
102 |
User::Leave(r); |
|
103 |
} |
|
104 |
iTransport->GetMaxLun(&iMaxLun, aMessage); |
|
105 |
} |
|
106 |
||
107 |
||
108 |
void CUsbHostMsDevice::UnInitialiseL() |
|
109 |
{ |
|
110 |
__MSFNLOG |
|
111 |
StopTimer(); |
|
112 |
iLuList.RemoveAllLuL(); |
|
113 |
} |
|
114 |
||
115 |
||
116 |
TInt CUsbHostMsDevice::AddLunL(TLun aLun) |
|
117 |
{ |
|
118 |
__MSFNLOG |
|
119 |
TInt r = KErrNone; |
|
120 |
StartTimer(); |
|
121 |
CUsbHostMsLogicalUnit* lu = CUsbHostMsLogicalUnit::NewL(aLun); |
|
122 |
CleanupStack::PushL(lu); |
|
123 |
||
124 |
TRAP(r, lu->InitialiseProtocolL(aLun, iConfig, *iTransport)); |
|
125 |
||
126 |
if (r == KErrNone) |
|
127 |
{ |
|
128 |
TRAP(r, iLuList.AddLuL(lu)); |
|
129 |
} |
|
130 |
||
131 |
if (r != KErrNone) |
|
132 |
{ |
|
133 |
CleanupStack::PopAndDestroy(lu); |
|
134 |
} |
|
135 |
else |
|
136 |
{ |
|
137 |
CleanupStack::Pop(lu); |
|
138 |
} |
|
139 |
return r; |
|
140 |
} |
|
141 |
||
142 |
||
143 |
void CUsbHostMsDevice::RemoveLunL(TLun aLun) |
|
144 |
{ |
|
145 |
__MSFNLOG |
|
146 |
if(iLuList.Count() <= 1) |
|
147 |
StopTimer(); |
|
148 |
iLuList.RemoveLuL(aLun); |
|
149 |
} |
|
150 |
||
151 |
||
152 |
void CUsbHostMsDevice::InitLunL(TLun aLun) |
|
153 |
{ |
|
154 |
__MSFNLOG |
|
97
41f0cfe18c80
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
31
diff
changeset
|
155 |
CUsbHostMsLogicalUnit& lu = SetLunL(aLun); |
41f0cfe18c80
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
31
diff
changeset
|
156 |
lu.InitL(); |
0 | 157 |
} |
158 |
||
159 |
||
160 |
void CUsbHostMsDevice::SuspendLunL(TLun aLun) |
|
161 |
{ |
|
162 |
__MSFNLOG |
|
268
345b1ca54e88
Revision: 201036
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
110
diff
changeset
|
163 |
if (IsSuspended()) |
345b1ca54e88
Revision: 201036
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
110
diff
changeset
|
164 |
{ |
345b1ca54e88
Revision: 201036
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
110
diff
changeset
|
165 |
return; |
345b1ca54e88
Revision: 201036
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
110
diff
changeset
|
166 |
} |
345b1ca54e88
Revision: 201036
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
110
diff
changeset
|
167 |
|
345b1ca54e88
Revision: 201036
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
110
diff
changeset
|
168 |
iLuList.GetLuL(aLun).ReadyToSuspend(); |
0 | 169 |
|
170 |
// check whether all the luns are suspended, if so then request usb |
|
171 |
// interface suspension to the transport layer |
|
172 |
for (TInt i = 0; i < iLuList.Count(); i++) |
|
173 |
{ |
|
110
c734af59ce98
Revision: 201019
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
97
diff
changeset
|
174 |
CUsbHostMsLogicalUnit& lu = iLuList.GetLu(i); |
0 | 175 |
if (!lu.IsReadyToSuspend() && lu.IsConnected()) |
176 |
return; |
|
177 |
} |
|
178 |
||
179 |
for (TInt i = 0; i < iLuList.Count(); i++) |
|
180 |
{ |
|
110
c734af59ce98
Revision: 201019
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
97
diff
changeset
|
181 |
CUsbHostMsLogicalUnit& lu = iLuList.GetLu(i); |
97
41f0cfe18c80
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
31
diff
changeset
|
182 |
SetLunL(lu); |
0 | 183 |
lu.SuspendL(); |
184 |
} |
|
185 |
||
186 |
StopTimer(); |
|
187 |
iDeviceSuspendResume->Suspend(); |
|
188 |
iState = ESuspended; |
|
189 |
} |
|
190 |
||
191 |
||
31
56f325a607ea
Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
192 |
void CUsbHostMsDevice::Resume(TRequestStatus& aStatus) |
0 | 193 |
{ |
194 |
__MSFNLOG |
|
195 |
if (iState == ESuspended) |
|
196 |
{ |
|
197 |
StartTimer(); |
|
198 |
iDeviceSuspendResume->Resume(aStatus); |
|
199 |
} |
|
200 |
} |
|
201 |
||
202 |
||
203 |
TLun CUsbHostMsDevice::GetAndSetLunL(const RMessage2& aMessage) |
|
204 |
{ |
|
205 |
__MSFNLOG |
|
206 |
// Subssessions need a positive value to store in the handles. We represent Luns as LunId+1 |
|
207 |
// We represent LunId in MSC from 0 to MaxLun-1 as represented in BOT so subtract 1 from the Id |
|
208 |
// received from RMessage |
|
209 |
||
210 |
TInt lun = aMessage.Int3() - 1; |
|
211 |
if (lun < 0) |
|
212 |
{ |
|
213 |
User::Leave(KErrArgument); |
|
214 |
} |
|
215 |
SetLunL(static_cast<TLun>(lun)); |
|
216 |
return static_cast<TLun>(lun); |
|
217 |
} |
|
218 |
||
219 |
||
220 |
CUsbHostMsLogicalUnit& CUsbHostMsDevice::GetLuL(TInt aLunNum) const |
|
221 |
{ |
|
222 |
return iLuList.GetLuL(aLunNum); |
|
223 |
} |
|
224 |
||
97
41f0cfe18c80
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
31
diff
changeset
|
225 |
|
41f0cfe18c80
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
31
diff
changeset
|
226 |
void CUsbHostMsDevice::SetLunL(CUsbHostMsLogicalUnit& aLu) |
0 | 227 |
{ |
228 |
__MSFNLOG |
|
97
41f0cfe18c80
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
31
diff
changeset
|
229 |
TLun lun = aLu.Lun(); |
41f0cfe18c80
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
31
diff
changeset
|
230 |
if (lun <= iMaxLun) |
0 | 231 |
{ |
97
41f0cfe18c80
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
31
diff
changeset
|
232 |
__HOSTPRINT1(_L("SetLun %d"), lun); |
41f0cfe18c80
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
31
diff
changeset
|
233 |
iTransport->SetLun(lun); |
41f0cfe18c80
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
31
diff
changeset
|
234 |
if (aLu.IsReadyToSuspend()) |
0 | 235 |
{ |
97
41f0cfe18c80
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
31
diff
changeset
|
236 |
aLu.CancelReadyToSuspend(); |
0 | 237 |
} |
238 |
} |
|
239 |
} |
|
240 |
||
97
41f0cfe18c80
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
31
diff
changeset
|
241 |
|
41f0cfe18c80
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
31
diff
changeset
|
242 |
CUsbHostMsLogicalUnit& CUsbHostMsDevice::SetLunL(TLun aLun) |
41f0cfe18c80
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
31
diff
changeset
|
243 |
{ |
41f0cfe18c80
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
31
diff
changeset
|
244 |
__MSFNLOG |
41f0cfe18c80
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
31
diff
changeset
|
245 |
CUsbHostMsLogicalUnit& lu = iLuList.GetLuL(aLun); |
41f0cfe18c80
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
31
diff
changeset
|
246 |
SetLunL(lu); |
41f0cfe18c80
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
31
diff
changeset
|
247 |
return lu; |
41f0cfe18c80
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
31
diff
changeset
|
248 |
} |
41f0cfe18c80
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
31
diff
changeset
|
249 |
|
0 | 250 |
/** |
251 |
Starts timer to periodically check LUN. If the timer is not yet running then |
|
252 |
start it. |
|
253 |
*/ |
|
254 |
void CUsbHostMsDevice::StartTimer() |
|
255 |
{ |
|
256 |
__MSFNLOG |
|
257 |
if (!iTimerRunning) |
|
258 |
{ |
|
259 |
// Period of the LUN Ready check |
|
260 |
const TTimeIntervalMicroSeconds32 KInterval = iConfig.iStatusPollingInterval * 1000 * 1000; |
|
261 |
TCallBack callback(TimerCallback, this); |
|
262 |
__HOSTPRINT(_L("Starting timer")); |
|
263 |
iTimer->Start(KInterval, KInterval, callback); |
|
264 |
iTimerRunning = ETrue; |
|
265 |
} |
|
266 |
} |
|
267 |
||
268 |
||
269 |
/** |
|
270 |
Ensure that the Timer is stopped |
|
271 |
*/ |
|
272 |
void CUsbHostMsDevice::StopTimer() |
|
273 |
{ |
|
274 |
__MSFNLOG |
|
275 |
if (iTimer && iTimerRunning) |
|
276 |
{ |
|
277 |
__HOSTPRINT(_L("Stopping timer")); |
|
278 |
if (iTimer->IsActive()) |
|
279 |
{ |
|
280 |
iTimer->Cancel(); |
|
281 |
} |
|
282 |
iTimerRunning = EFalse; |
|
283 |
} |
|
284 |
} |
|
285 |
||
286 |
/** |
|
287 |
A static wrapper for the DoLunReadyCheckEvent member function for use as a timer |
|
288 |
callback function. |
|
289 |
||
290 |
@param obj 'this' pointer |
|
291 |
@return not used in CPeriodic callback (see TCallback) |
|
292 |
*/ |
|
293 |
TInt CUsbHostMsDevice::TimerCallback(TAny* obj) |
|
294 |
{ |
|
295 |
__MSFNSLOG |
|
296 |
CUsbHostMsDevice* device = static_cast<CUsbHostMsDevice*>(obj); |
|
297 |
TRAPD(err, device->DoLunReadyCheckEventL()); |
|
298 |
return err; |
|
299 |
} |
|
300 |
||
301 |
void CUsbHostMsDevice::DoLunReadyCheckEventL() |
|
302 |
{ |
|
303 |
__MSFNLOG |
|
304 |
TInt err; |
|
305 |
for (TInt i = 0; i < iLuList.Count(); i++) |
|
306 |
{ |
|
110
c734af59ce98
Revision: 201019
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
97
diff
changeset
|
307 |
CUsbHostMsLogicalUnit& lu = iLuList.GetLu(i); |
97
41f0cfe18c80
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
31
diff
changeset
|
308 |
SetLunL(lu); |
0 | 309 |
TRAP(err, lu.DoLunReadyCheckL()); |
310 |
} |
|
311 |
} |
|
312 |
||
313 |
void CUsbHostMsDevice::DoHandleRemoteWakeupL() |
|
314 |
{ |
|
315 |
__MSFNLOG |
|
316 |
DoResumeLogicalUnitsL(); |
|
317 |
DoLunReadyCheckEventL(); // For remote wakeup we do not wait for timer to expire |
|
318 |
||
319 |
// check whether all the luns are suspended, if so then request usb |
|
320 |
// interface suspension to the transport layer |
|
321 |
for (TInt i = 0; i < iLuList.Count(); i++) |
|
322 |
{ |
|
110
c734af59ce98
Revision: 201019
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
97
diff
changeset
|
323 |
CUsbHostMsLogicalUnit& lu = iLuList.GetLu(i); |
0 | 324 |
// Has any of the logical units have got its state changed? |
325 |
if ( (lu.IsReadyToSuspend() && !lu.IsConnected()) || |
|
326 |
(!lu.IsReadyToSuspend() && lu.IsConnected()) ) |
|
327 |
{ |
|
328 |
StartTimer(); // Now start the timer |
|
329 |
return; |
|
330 |
} |
|
331 |
} |
|
332 |
||
333 |
for (TInt i = 0; i < iLuList.Count(); i++) |
|
334 |
{ |
|
110
c734af59ce98
Revision: 201019
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
97
diff
changeset
|
335 |
CUsbHostMsLogicalUnit& lu = iLuList.GetLu(i); |
97
41f0cfe18c80
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
31
diff
changeset
|
336 |
SetLunL(lu); |
0 | 337 |
lu.SuspendL(); |
338 |
} |
|
339 |
||
340 |
iDeviceSuspendResume->Suspend(); |
|
341 |
iState = ESuspended; |
|
342 |
} |
|
343 |
||
344 |
void CUsbHostMsDevice::DoResumeLogicalUnitsL() |
|
345 |
{ |
|
346 |
__MSFNLOG |
|
347 |
for (TInt i = 0; i < iLuList.Count(); i++) |
|
348 |
{ |
|
110
c734af59ce98
Revision: 201019
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
97
diff
changeset
|
349 |
CUsbHostMsLogicalUnit& lu = iLuList.GetLu(i); |
97
41f0cfe18c80
Revision: 201017
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
31
diff
changeset
|
350 |
SetLunL(lu); |
0 | 351 |
lu.ResumeL(); |
352 |
} |
|
353 |
} |
|
354 |
||
355 |
void CUsbHostMsDevice::ResumeCompletedL() |
|
356 |
{ |
|
357 |
__MSFNLOG |
|
31
56f325a607ea
Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
358 |
iState = EReady; |
0 | 359 |
DoResumeLogicalUnitsL(); |
360 |
} |