/*
* Copyright (c) 2008-2010 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 WlanDeepPsModePowerModeMgr class
*
*/
/*
* %version: 4 %
*/
#include "config.h"
#include "umacdeeppsmodepowermodemgr.h"
#include "UmacContextImpl.h"
// ================= MEMBER FUNCTIONS =======================
// ---------------------------------------------------------------------------
//
// ---------------------------------------------------------------------------
//
WlanDeepPsModePowerModeMgr::WlanDeepPsModePowerModeMgr()
{
}
// ---------------------------------------------------------------------------
//
// ---------------------------------------------------------------------------
//
WlanDeepPsModePowerModeMgr::~WlanDeepPsModePowerModeMgr()
{
}
// -----------------------------------------------------------------------------
//
// -----------------------------------------------------------------------------
//
void WlanDeepPsModePowerModeMgr::SetParameters(
TUint16 aUapsdRxFrameLengthThreshold )
{
iUapsdRxFrameLengthThreshold = aUapsdRxFrameLengthThreshold;
}
// ---------------------------------------------------------------------------
//
// ---------------------------------------------------------------------------
//
TPowerMgmtModeChange WlanDeepPsModePowerModeMgr::OnFrameTx(
WlanContextImpl& aCtxImpl,
WHA::TQueueId /*aQueueId*/,
TUint16 aEtherType,
T802Dot11FrameControlTypeMask aDot11FrameType,
TBool aIgnoreThisFrame )
{
TPowerMgmtModeChange powerMgmtModeChange( ENoChange );
if ( aEtherType == KEapolType ||
aEtherType == KWaiType ||
aDot11FrameType == E802Dot11FrameTypeDataNull ||
( aEtherType == KArpType &&
!(aCtxImpl.UapsdUsedForVoice() && aCtxImpl.InVoiceCallState()) ) )
{
powerMgmtModeChange = EToActive;
OsTracePrint( KPwrStateTransition, (TUint8*)
("UMAC: WlanDeepPsModePowerModeMgr::OnFrameTx: EAPOL, WAI or keep "
"alive frame or ARP in non- U-APSD WoWLAN call state; change to "
"Active") );
}
else if ( !aIgnoreThisFrame )
{
powerMgmtModeChange = EToLightPs;
OsTracePrint( KPwrStateTransition, (TUint8*)
("UMAC: WlanDeepPsModePowerModeMgr::OnFrameTx: change to Light"
" PS") );
}
else
{
// no action needed
}
return powerMgmtModeChange;
}
// ---------------------------------------------------------------------------
//
// ---------------------------------------------------------------------------
//
TPowerMgmtModeChange WlanDeepPsModePowerModeMgr::OnFrameRx(
WlanContextImpl& aCtxImpl,
WHA::TQueueId aAccessCategory,
TUint16 aEtherType,
TBool aIgnoreThisFrame,
TUint aPayloadLength,
TDaType aDaType )
{
TPowerMgmtModeChange powerMgmtModeChange( ENoChange );
if ( aEtherType == KEapolType ||
aEtherType == KWaiType )
{
powerMgmtModeChange = EToActive;
OsTracePrint( KPwrStateTransition, (TUint8*)
("UMAC: WlanDeepPsModePowerModeMgr::OnFrameRx: EAPOL or WAI frame;"
" change to Active") );
}
else
{
if ( CountThisFrame(
aCtxImpl,
aAccessCategory,
aEtherType,
aIgnoreThisFrame,
aPayloadLength,
iUapsdRxFrameLengthThreshold,
aDaType ) )
{
powerMgmtModeChange = EToLightPs;
OsTracePrint( KPwrStateTransition, (TUint8*)
("UMAC: WlanDeepPsModePowerModeMgr::OnFrameRx: change to Light"
" PS") );
}
}
return powerMgmtModeChange;
}
// ---------------------------------------------------------------------------
//
// ---------------------------------------------------------------------------
//
TPowerMgmtModeChange WlanDeepPsModePowerModeMgr::OnPsModeErrorIndication()
{
return EToActive;
}