/*
* Copyright (c) 2006-2010 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of the License "Eclipse Public License v1.0"
* which accompanies this distribution, and is available
* at the URL "http://www.eclipse.org/legal/epl-v10.html".
*
* Initial Contributors:
* Nokia Corporation - initial contribution.
*
* Contributors:
*
* Description: Implementation of the WlanActiveModePowerModeMgr class
*
*/
/*
* %version: 14 %
*/
#include "config.h"
#include "umacactivemodepowermodemgr.h"
#include "UmacContextImpl.h"
// ================= MEMBER FUNCTIONS =======================
// ---------------------------------------------------------------------------
//
// ---------------------------------------------------------------------------
//
WlanActiveModePowerModeMgr::WlanActiveModePowerModeMgr() :
iToLightPsFrameCount( 0 ),
iToLightPsFrameThreshold( KDefaultToLightPsFrameThreshold )
{
}
// ---------------------------------------------------------------------------
//
// ---------------------------------------------------------------------------
//
WlanActiveModePowerModeMgr::~WlanActiveModePowerModeMgr()
{
}
// ---------------------------------------------------------------------------
//
// ---------------------------------------------------------------------------
//
TPowerMgmtModeChange WlanActiveModePowerModeMgr::OnFrameTx(
WlanContextImpl& /*aCtxImpl*/,
WHA::TQueueId /*aQueueId*/,
TUint16 aEtherType,
T802Dot11FrameControlTypeMask aDot11FrameType,
TBool aIgnoreThisFrame )
{
if ( aEtherType == KEapolType ||
aEtherType == KWaiType )
{
OsTracePrint( KPwrStateTransition, (TUint8*)
("UMAC: WlanActiveModePowerModeMgr::OnFrameTx: count this frame; eapol or WAI") );
++iToLightPsFrameCount;
}
else
{
if ( aIgnoreThisFrame || aDot11FrameType == E802Dot11FrameTypeDataNull )
{
// for these frames we don't increment the Tx counter
OsTracePrint( KPwrStateTransition, (TUint8*)
("UMAC: WlanActiveModePowerModeMgr::OnFrameTx: do not count this frame") );
}
else
{
OsTracePrint( KPwrStateTransition, (TUint8*)
("UMAC: WlanActiveModePowerModeMgr::OnFrameTx: count this frame") );
++iToLightPsFrameCount;
}
}
return ENoChange;
}
// ---------------------------------------------------------------------------
//
// ---------------------------------------------------------------------------
//
TPowerMgmtModeChange WlanActiveModePowerModeMgr::OnFrameRx(
WlanContextImpl& aCtxImpl,
WHA::TQueueId aAccessCategory,
TUint16 aEtherType,
TBool aIgnoreThisFrame,
TUint aPayloadLength,
TDaType aDaType )
{
if ( CountThisFrame(
aCtxImpl,
aAccessCategory,
aEtherType,
aIgnoreThisFrame,
aPayloadLength,
iUapsdRxFrameLengthThreshold,
aDaType ) )
{
++iToLightPsFrameCount;
}
return ENoChange;
}
// ---------------------------------------------------------------------------
//
// ---------------------------------------------------------------------------
//
TBool WlanActiveModePowerModeMgr::OnActiveToLightPsTimerTimeout()
{
OsTracePrint( KPwrStateTransition, (TUint8*)
("UMAC: WlanActiveModePowerModeMgr::OnActiveToLightPsTimerTimeout: ToLightPsFrameCount: %d"),
iToLightPsFrameCount );
if ( iToLightPsFrameCount < iToLightPsFrameThreshold )
{
return ETrue;
}
else
{
iToLightPsFrameCount = 0;
return EFalse;
}
}
// ---------------------------------------------------------------------------
//
// ---------------------------------------------------------------------------
//
void WlanActiveModePowerModeMgr::DoReset()
{
OsTracePrint( KPwrStateTransition, (TUint8*)
("UMAC: WlanActiveModePowerModeMgr::DoReset()") );
iToLightPsFrameCount = 0;
}