author | hgs |
Fri, 18 Jun 2010 09:56:50 +0300 | |
changeset 30 | 7d966ab5304a |
parent 0 | c40eb8fe8501 |
child 43 | d3d7683d16f5 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2002-2010 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 the License "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 of the DWlanLogicalDevice class. |
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* |
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*/ |
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|
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/* |
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* %version: 19 % |
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*/ |
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|
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#include "WlLddWlanLddConfig.h" |
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#include "WlanLogicalDevice.h" |
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#include "WlanLogicalChannel.h" |
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#include "wlanlddcommon.h" |
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#include "osachunk.h" |
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#include <kern_priv.h> |
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|
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const TUint KWlanParseMask = KDeviceAllowUnit | KDeviceAllowPhysicalDevice; |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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DECLARE_STANDARD_LDD() |
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{ |
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TraceDump(INIT_LEVEL, ("WLANLDD: allocate logical device object")); |
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|
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// alloc the device |
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#ifndef RD_WLAN_DDK |
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return new DWlanLogicalDevice; |
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|
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#else |
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DWlanLogicalDevice* logicalDevice( new DWlanLogicalDevice ); |
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if ( logicalDevice && !(logicalDevice->IsValid()) ) |
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{ |
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// something went wrong |
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delete logicalDevice; |
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logicalDevice = NULL; |
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} |
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return logicalDevice; |
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#endif |
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} |
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// --------------------------------------------------------------------------- |
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// |
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// --------------------------------------------------------------------------- |
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// |
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DWlanLogicalDevice::DWlanLogicalDevice() |
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: |
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iDfcQ( NULL ), |
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#ifndef RD_WLAN_DDK |
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iMutex( NULL ), |
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#else |
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iOsa( NULL ), |
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#endif |
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iUseCachedMemory( EFalse ), |
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iRxFrameMemoryPool( NULL ), |
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iRxBufAlignmentPadding( 0 ) |
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{ |
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TraceDump(INIT_LEVEL, (("WLANLDD: DWlanLogicalDevice Ctor: 0x%08x"), this)); |
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|
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iParseMask = KWlanParseMask; |
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iUnitsMask = KWlanUnitsAllowedMask; |
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|
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TraceDump(INIT_LEVEL, (("iUnitsMask: 0x%08x"), iUnitsMask)); |
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TraceDump(INIT_LEVEL, (("iParseMask: 0x%08x"), iParseMask)); |
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iVersion = TVersion(KWlanDriverMajorVersion,KWlanDriverMinorVersion,KWlanDriverBuildVersion); |
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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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DWlanLogicalDevice::~DWlanLogicalDevice() |
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{ |
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TraceDump(INIT_LEVEL, ("WLANLDD: DWlanLogicalDevice dtor")); |
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delete iRxFrameMemoryPool; |
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iRxFrameMemoryPool = NULL; |
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#ifndef RD_WLAN_DDK |
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if ( iMutex ) |
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{ |
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TraceDump(MUTEX, ("WLANLDD: DWlanLogicalDevice dtor: close the mutex")); |
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iMutex->Close( NULL ); |
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iMutex = NULL; |
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} |
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#else |
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if ( iOsa ) |
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{ |
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TraceDump(MEMORY, (("WLANLDD: delete WlanOsa: 0x%08x"), |
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reinterpret_cast<TUint32>(iOsa))); |
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111 |
|
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delete iOsa; |
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iOsa = NULL; |
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114 |
} |
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115 |
|
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#endif // RD_WLAN_DDK |
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117 |
|
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if( iDfcQ ) |
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119 |
{ |
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TraceDump(MEMORY, (("WLANLDD: delete DFC queue: 0x%08x"), |
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reinterpret_cast<TUint32>(iDfcQ))); |
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122 |
|
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iDfcQ->Destroy(); |
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} |
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125 |
|
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126 |
} |
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127 |
|
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// --------------------------------------------------------------------------- |
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// |
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130 |
// --------------------------------------------------------------------------- |
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131 |
// |
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132 |
TInt DWlanLogicalDevice::Create( DLogicalChannelBase *&aChannel ) |
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133 |
{ |
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TraceDump(INIT_LEVEL, ("WLANLDD: DWlanLogicalDevice::Create")); |
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135 |
|
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TInt ret = KErrNoMemory; |
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137 |
|
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// UMAC exists we may proceed |
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139 |
|
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aChannel = |
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141 |
|
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142 |
#ifndef RD_WLAN_DDK |
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new DWlanLogicalChannel( |
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*this, |
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145 |
iUmac, |
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*iDfcQ, |
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*iMutex, |
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iSharedMemoryChunk, |
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iRxFrameMemoryPool ); |
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150 |
#else |
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new DWlanLogicalChannel( |
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*this, |
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153 |
iUmac, |
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*iDfcQ, |
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155 |
iOsa, |
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156 |
iSharedMemoryChunk, |
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iRxFrameMemoryPool ); |
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#endif |
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159 |
|
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if ( aChannel ) |
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161 |
{ |
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ret = KErrNone; |
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163 |
} |
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164 |
else |
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165 |
{ |
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// allocation failed |
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167 |
TraceDump(WARNING_LEVEL, |
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("WLANLDD: DWlanLogicalDevice::Create: logical channel allocation failure")); |
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169 |
} |
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170 |
|
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171 |
return ret; |
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172 |
} |
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173 |
|
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174 |
// --------------------------------------------------------------------------- |
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175 |
// |
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176 |
// --------------------------------------------------------------------------- |
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177 |
// |
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178 |
TInt DWlanLogicalDevice::Install() |
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179 |
{ |
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TraceDump(INIT_LEVEL, ("WLANLDD: DWlanLogicalDevice::Install")); |
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181 |
|
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182 |
_LIT(KWlanDdThreadName, "WlanDdThread"); |
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const TInt KWlanDdThreadPriority = 27; |
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184 |
TInt ret( 0 ); |
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185 |
|
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186 |
// create our own DFC queue (and thread) |
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ret = Kern::DynamicDfcQCreate( |
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188 |
iDfcQ, |
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KWlanDdThreadPriority, |
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KWlanDdThreadName ); |
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191 |
|
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192 |
if ( ret != KErrNone ) |
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193 |
{ |
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194 |
TraceDump(ERROR_LEVEL, |
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195 |
("WLANLDD: DWlanLogicalDevice::Install: DFC queue creation failed -> aborting")); |
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196 |
return ret; |
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197 |
} |
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198 |
else |
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199 |
{ |
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200 |
TraceDump(MEMORY, (("WLANLDD: new DFC queue: 0x%08x"), |
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201 |
reinterpret_cast<TUint32>(iDfcQ))); |
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202 |
} |
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203 |
|
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204 |
#ifndef RD_WLAN_DDK |
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ret = Kern::MutexCreate( iMutex, KNullDesC, KMutexOrdGeneral7); |
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206 |
TraceDump(MUTEX, |
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(("WLANLDD: DWlanLogicalDevice::Install: mutex create; status: %d"), |
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208 |
ret)); |
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209 |
|
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210 |
if ( ret ) |
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211 |
{ |
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212 |
// mutex creation failed |
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213 |
TraceDump(ERROR_LEVEL, |
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214 |
("WLANLDD: DWlanLogicalDevice::Install: mutex creation failed -> aborting")); |
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215 |
ret = KErrGeneral; |
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216 |
} |
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#else |
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// create OSA |
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iOsa = new WlanOsa(); |
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if ( iOsa ) |
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{ |
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TraceDump(MEMORY, (("WLANLDD: new WlanOsa: 0x%08x"), |
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reinterpret_cast<TUint32>(iOsa))); |
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|
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if ( !( iOsa->IsValid() ) ) |
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{ |
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// OSA is not valid. That's fatal |
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// OSA object instance will be deallocated in the destructor |
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|
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TraceDump(ERROR_LEVEL, |
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("WLANLDD: DWlanLogicalDevice::Install: osa not valid, abort")); |
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|
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ret = KErrGeneral; |
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} |
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} |
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else |
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{ |
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// allocation failed |
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|
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TraceDump(ERROR_LEVEL, |
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("WLANLDD: DWlanLogicalDevice::Install: osa alloc failed, abort")); |
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ret = KErrNoMemory; |
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} |
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|
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#endif |
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if ( !ret ) |
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{ |
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// init the UMac |
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if ( iUmac.Init() ) |
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{ |
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const TPtrC name= LDD_NAME; |
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ret = SetName(&name); |
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|
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} |
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else |
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{ |
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TraceDump(WARNING_LEVEL, |
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("WLANLDD: DWlanLogicalDevice::Install: UMAC init failed -> aborting ")); |
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|
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ret = KErrGeneral; |
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} |
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} |
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return ret; |
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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 DWlanLogicalDevice::GetCaps(TDes8& aDes) const |
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{ |
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TraceDump(INIT_LEVEL, ("WLANLDD: DWlanLogicalDevice::GetCaps")); |
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|
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DWlanLogicalDevice::TCaps caps; |
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caps.iVersion=iVersion; |
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// write back to user mode |
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Kern::InfoCopy( aDes, reinterpret_cast<TUint8*>(&caps), sizeof(caps) ); |
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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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TBool DWlanLogicalDevice::UseCachedMemory() const |
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{ |
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return iUseCachedMemory; |
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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 DWlanLogicalDevice::UseCachedMemory( TBool aValue ) |
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{ |
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iUseCachedMemory = aValue; |
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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 DWlanLogicalDevice::SetRxBufAlignmentPadding( |
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TInt aRxBufAlignmentPadding ) |
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{ |
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iRxBufAlignmentPadding = aRxBufAlignmentPadding; |
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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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TInt DWlanLogicalDevice::RxBufAlignmentPadding() const |
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{ |
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return iRxBufAlignmentPadding; |
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} |