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#include "Mp_Precomp.h"
#if WPP_SOFTWARE_TRACE
#include "MimoPs.tmh"
#endif
VOID
SetSelfMimoPsMode(
IN PADAPTER Adapter,
IN u1Byte NewMimoPsMode
)
{
if((NewMimoPsMode == 2) || (NewMimoPsMode > 3))
return;
if(NewMimoPsMode == Adapter->MgntInfo.pHTInfo->SelfMimoPs)
return;
Adapter->MgntInfo.pHTInfo->SelfMimoPs = NewMimoPsMode;
UpdateBeaconFrame(Adapter);
}
RT_STATUS
OnMimoPs(
IN PADAPTER Adapter,
IN PRT_RFD pRfd,
IN POCTET_STRING mmpdu
)
{
PMGNT_INFO pMgntInfo = &Adapter->MgntInfo;
u1Byte MimoPs = MIMO_PS_NOLIMIT;
pu1Byte pSrcAddr = Frame_Addr2(*mmpdu);
PRT_WLAN_STA pEntry;
pu1Byte pMcsFilter;
BOOLEAN bUseRAMask = FALSE;
switch(PacketGetType(*mmpdu))
{
case Type_Action:
// CategoryCode(1) + ActionCode(1) + SMPSControlField(1)
if(mmpdu->Length < sMacHdrLng + 3)
{
RT_TRACE_F(COMP_HT, DBG_WARNING, ("[WARNING] Invalid length(%d) of frame\n", mmpdu->Length));
return RT_STATUS_MALFORMED_PKT;
}
MimoPs = (GET_MIMOPS_FRAME_PS_ENABLE(mmpdu->Octet)==0)? MIMO_PS_NOLIMIT:(GET_MIMOPS_FRAME_PS_MODE(mmpdu->Octet));
break;
case Type_Asoc_Req:
case Type_Reasoc_Req:
{
OCTET_STRING HTCapIe = {0, 0};
HTCapIe = PacketGetElement(*mmpdu, EID_HTCapability, OUI_SUB_DONT_CARE, OUI_SUBTYPE_DONT_CARE);
if(HTCapIe.Length == 0)
{
RT_TRACE_F(COMP_HT, DBG_WARNING, ("[WARNING] Cannot get HT Capability IE from (Re-)Assoc Packet!\n"));
return RT_STATUS_INVALID_DATA;
}
MimoPs = GET_HT_CAPABILITY_ELE_MIMO_PWRSAVE(HTCapIe.Octet);
}
break;
}
Adapter->HalFunc.GetHalDefVarHandler(Adapter, HAL_DEF_USE_RA_MASK, &bUseRAMask);
if(ACTING_AS_AP(Adapter) || pMgntInfo->mIbss)
{
pEntry = AsocEntry_GetEntry(pMgntInfo, pSrcAddr);
if(pEntry != NULL)
{
RT_PRINT_ADDR(COMP_AP | COMP_HT, DBG_LOUD, "OnMimoPs(): Client = ", pEntry->MacAddr);
RT_TRACE(COMP_HT, DBG_LOUD, ("Entry Mimo PS = %d\n", MimoPs));
pEntry->HTInfo.MimoPs = MimoPs;
if(pEntry->HTInfo.MimoPs <= MIMO_PS_DYNAMIC)
pMcsFilter = MCS_FILTER_1SS;
else
pMcsFilter = MCS_FILTER_ALL;
pEntry->HTInfo.HTHighestOperaRate = HTGetHighestMCSRate(
Adapter,
pEntry->HTInfo.McsRateSet,
pMcsFilter );
if(bUseRAMask)
{
AP_InitRateAdaptiveState(Adapter, pEntry);
pMgntInfo->Ratr_State = 0;
Adapter->HalFunc.UpdateHalRAMaskHandler(Adapter, pEntry->AssociatedMacId, pEntry, pMgntInfo->Ratr_State);
}
else
{
Adapter->HalFunc.UpdateHalRATRTableHandler(
Adapter,
&pMgntInfo->dot11OperationalRateSet,
pMgntInfo->dot11HTOperationalRateSet,pEntry);
}
}
}
else
{
if(MgntLinkStatusQuery(Adapter) != RT_MEDIA_CONNECT)
{
RT_TRACE_F(COMP_HT, DBG_LOUD, ("Rx MimoPs when disconnected\n"));
return RT_STATUS_FAILURE;
}
pMgntInfo->pHTInfo->PeerMimoPs = MimoPs;
if(pMgntInfo->pHTInfo->PeerMimoPs <= MIMO_PS_STATIC)
pMcsFilter = MCS_FILTER_1SS;
else
pMcsFilter = MCS_FILTER_ALL;
pMgntInfo->HTHighestOperaRate = HTGetHighestMCSRate(
Adapter,
pMgntInfo->dot11HTOperationalRateSet,
pMcsFilter );
if(bUseRAMask)
{
// we only need to set rate mask
pMgntInfo->Ratr_State = 0;
Adapter->HalFunc.UpdateHalRAMaskHandler(Adapter, pMgntInfo->mMacId, NULL, pMgntInfo->Ratr_State);
}
else
{
Adapter->HalFunc.UpdateHalRATRTableHandler(
Adapter,
&pMgntInfo->dot11OperationalRateSet,
pMgntInfo->dot11HTOperationalRateSet,
NULL);
}
}
return RT_STATUS_SUCCESS;
}
VOID
ConstructMimoPsFrame(
IN PADAPTER Adapter,
IN pu1Byte pAddr,
IN u1Byte NewMimoPsMode,
OUT pu1Byte pBuffer,
OUT pu4Byte pLength
)
{
OCTET_STRING osMimoPsFrame, osTemp;
u1Byte Content;
FillOctetString(osMimoPsFrame, pBuffer, 0);
*pLength = 0;
if(NewMimoPsMode==3)
Content = 0;
else if(NewMimoPsMode==0)
Content = 1;
else if(NewMimoPsMode==1)
Content = 3;
else
return;
ConstructMaFrameHdr(Adapter, pAddr, ACT_CAT_HT, ACT_MIMO_PWR_SAVE, &osMimoPsFrame);
FillOctetString(osTemp, &Content, 1);
PacketAppendData(&osMimoPsFrame, osTemp);
*pLength = osMimoPsFrame.Length;
}
VOID
SendMimoPsFrame(
IN PADAPTER Adapter,
IN pu1Byte pAddr,
IN u1Byte NewMimoPsMode
)
{
PRT_TCB pTcb;
PRT_TX_LOCAL_BUFFER pBuf;
u1Byte DataRate = MgntQuery_MgntFrameTxRate(Adapter, pAddr);
if((NewMimoPsMode!=0) && (NewMimoPsMode!=1) && (NewMimoPsMode!=3))
return;
PlatformAcquireSpinLock(Adapter, RT_TX_SPINLOCK);
if(MgntGetBuffer(Adapter, &pTcb, &pBuf))
{
ConstructMimoPsFrame(Adapter, pAddr ,NewMimoPsMode, pBuf->Buffer.VirtualAddress, &pTcb->PacketLength);
if(pTcb->PacketLength != 0)
MgntSendPacket(Adapter, pTcb, pBuf, pTcb->PacketLength, NORMAL_QUEUE, DataRate);
}
PlatformReleaseSpinLock(Adapter, RT_TX_SPINLOCK);
}
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