Staging: rt2870: remove dead DOT11N_DRAFT3 code

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

7 files changed, 0 insertions, 599 deletions

diff --git a/drivers/staging/rt2870/common/action.c b/drivers/staging/rt2870/common/action.c
index d31b9d9ebaa..4b271a30797 100644
--- a/drivers/staging/rt2870/common/action.c
+++ b/drivers/staging/rt2870/common/action.c
@@ -306,321 +306,14 @@ VOID PeerBAAction(
 			break;
 	}
 }
-
-
-#ifdef DOT11N_DRAFT3
-
-#ifdef CONFIG_STA_SUPPORT
-VOID StaPublicAction(
-	IN PRTMP_ADAPTER pAd,
-	IN UCHAR Bss2040Coexist)
-{
-	BSS_2040_COEXIST_IE		BssCoexist;
-	MLME_SCAN_REQ_STRUCT			ScanReq;
-
-	BssCoexist.word = Bss2040Coexist;
-	// AP asks Station to return a 20/40 BSS Coexistence mgmt frame.  So we first starts a scan, then send back 20/40 BSS Coexistence mgmt frame
-	if ((BssCoexist.field.InfoReq == 1) && (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_SCAN_2040)))
-	{
-		// Clear record first.  After scan , will update those bit and send back to transmiter.
-		pAd->CommonCfg.BSSCoexist2040.field.InfoReq = 1;
-		pAd->CommonCfg.BSSCoexist2040.field.Intolerant40 = 0;
-		pAd->CommonCfg.BSSCoexist2040.field.BSS20WidthReq = 0;
-		// Fill out stuff for scan request
-		ScanParmFill(pAd, &ScanReq, ZeroSsid, 0, BSS_ANY, SCAN_2040_BSS_COEXIST);
-		MlmeEnqueue(pAd, SYNC_STATE_MACHINE, MT2_MLME_SCAN_REQ, sizeof(MLME_SCAN_REQ_STRUCT), &ScanReq);
-		pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_OID_LIST_SCAN;
-	}
-}
-
-
-/*
-Description : Build Intolerant Channel Rerpot from Trigger event table.
-return : how many bytes copied.
-*/
-ULONG BuildIntolerantChannelRep(
-	IN	PRTMP_ADAPTER	pAd,
-	IN    PUCHAR  pDest)
-{
-	ULONG			FrameLen = 0;
-	ULONG			ReadOffset = 0;
-	UCHAR			i;
-	UCHAR			LastRegClass = 0xff;
-	PUCHAR			pLen;
-
-	for ( i = 0;i < MAX_TRIGGER_EVENT;i++)
-	{
-		if (pAd->CommonCfg.TriggerEventTab.EventA[i].bValid == TRUE)
-		{
-			if (pAd->CommonCfg.TriggerEventTab.EventA[i].RegClass == LastRegClass)
-			{
-				*(pDest + ReadOffset) = (UCHAR)pAd->CommonCfg.TriggerEventTab.EventA[i].Channel;
-				*pLen++;
-				ReadOffset++;
-				FrameLen++;
-			}
-			else
-			{
-				*(pDest + ReadOffset) = IE_2040_BSS_INTOLERANT_REPORT;  // IE
-				*(pDest + ReadOffset + 1) = 2;	// Len = RegClass byte + channel byte.
-				pLen = pDest + ReadOffset + 1;
-				LastRegClass = pAd->CommonCfg.TriggerEventTab.EventA[i].RegClass;
-				*(pDest + ReadOffset + 2) = LastRegClass;	// Len = RegClass byte + channel byte.
-				*(pDest + ReadOffset + 3) = (UCHAR)pAd->CommonCfg.TriggerEventTab.EventA[i].Channel;
-				FrameLen += 4;
-				ReadOffset += 4;
-			}
-
-		}
-	}
-	return FrameLen;
-}
-
-
-/*
-Description : Send 20/40 BSS Coexistence Action frame If one trigger event is triggered.
-*/
-VOID Send2040CoexistAction(
-	IN	PRTMP_ADAPTER	pAd,
-	IN    UCHAR  Wcid,
-	IN	BOOLEAN	bAddIntolerantCha)
-{
-	PUCHAR			pOutBuffer = NULL;
-	NDIS_STATUS 	NStatus;
-	FRAME_ACTION_HDR	Frame;
-	ULONG			FrameLen;
-	ULONG			IntolerantChaRepLen;
-
-	IntolerantChaRepLen = 0;
-	NStatus = MlmeAllocateMemory(pAd, &pOutBuffer);  //Get an unused nonpaged memory
-	if(NStatus != NDIS_STATUS_SUCCESS)
-	{
-		DBGPRINT(RT_DEBUG_ERROR,("ACT - Send2040CoexistAction() allocate memory failed \n"));
-		return;
-	}
-	ActHeaderInit(pAd, &Frame.Hdr, pAd->MacTab.Content[Wcid].Addr, pAd->CommonCfg.Bssid);
-	Frame.Category = CATEGORY_PUBLIC;
-	Frame.Action = ACTION_BSS_2040_COEXIST;
-
-	MakeOutgoingFrame(pOutBuffer,				&FrameLen,
-				  sizeof(FRAME_ACTION_HDR),	  &Frame,
-				  END_OF_ARGS);
-
-	*(pOutBuffer + FrameLen) = pAd->CommonCfg.BSSCoexist2040.word;
-	FrameLen++;
-
-	if (bAddIntolerantCha == TRUE)
-		IntolerantChaRepLen = BuildIntolerantChannelRep(pAd, pOutBuffer + FrameLen);
-
-	MiniportMMRequest(pAd, QID_AC_BE, pOutBuffer, FrameLen + IntolerantChaRepLen);
-	DBGPRINT(RT_DEBUG_ERROR,("ACT - Send2040CoexistAction( BSSCoexist2040 = 0x%x )  \n", pAd->CommonCfg.BSSCoexist2040.word));
-
-}
-
-
-/*
-	==========================================================================
-	Description:
-	After scan, Update 20/40 BSS Coexistence IE and send out.
-	According to 802.11n D3.03 11.14.10
-
-	Parameters:
-	==========================================================================
- */
-VOID Update2040CoexistFrameAndNotify(
-	IN	PRTMP_ADAPTER	pAd,
-	IN    UCHAR  Wcid,
-	IN	BOOLEAN	bAddIntolerantCha)
-{
-	BSS_2040_COEXIST_IE	OldValue;
-
-	OldValue.word = pAd->CommonCfg.BSSCoexist2040.word;
-	if ((pAd->CommonCfg.TriggerEventTab.EventANo > 0) || (pAd->CommonCfg.TriggerEventTab.EventBCountDown > 0))
-		pAd->CommonCfg.BSSCoexist2040.field.BSS20WidthReq = 1;
-
-	// Need to check !!!!
-	// How STA will set Intolerant40 if implementation dependent. Now we don't set this bit first.!!!!!
-	// So Only check BSS20WidthReq change.
-	if (OldValue.field.BSS20WidthReq != pAd->CommonCfg.BSSCoexist2040.field.BSS20WidthReq)
-	{
-		Send2040CoexistAction(pAd, Wcid, bAddIntolerantCha);
-	}
-}
-#endif // CONFIG_STA_SUPPORT //
-
-
-BOOLEAN ChannelSwitchSanityCheck(
-	IN	PRTMP_ADAPTER	pAd,
-	IN    UCHAR  Wcid,
-	IN    UCHAR  NewChannel,
-	IN    UCHAR  Secondary)
-{
-	UCHAR		i;
-
-	if (Wcid >= MAX_LEN_OF_MAC_TABLE)
-		return FALSE;
-
-	if ((NewChannel > 7) && (Secondary == 1))
-		return FALSE;
-
-	if ((NewChannel < 5) && (Secondary == 3))
-		return FALSE;
-
-	// 0. Check if new channel is in the channellist.
-	for (i = 0;i < pAd->ChannelListNum;i++)
-	{
-		if (pAd->ChannelList[i].Channel == NewChannel)
-		{
-			break;
-		}
-	}
-
-	if (i == pAd->ChannelListNum)
-		return FALSE;
-
-	return TRUE;
-}
-
-
-VOID ChannelSwitchAction(
-	IN	PRTMP_ADAPTER	pAd,
-	IN    UCHAR  Wcid,
-	IN    UCHAR  NewChannel,
-	IN    UCHAR  Secondary)
-{
-	UCHAR		BBPValue = 0;
-	ULONG		MACValue;
-
-	DBGPRINT(RT_DEBUG_TRACE,("SPECTRUM - ChannelSwitchAction(NewChannel = %d , Secondary = %d)  \n", NewChannel, Secondary));
-
-	if (ChannelSwitchSanityCheck(pAd, Wcid, NewChannel, Secondary) == FALSE)
-		return;
-
-	// 1.  Switches to BW = 20.
-	if (Secondary == 0)
-	{
-		RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R4, &BBPValue);
-		BBPValue&= (~0x18);
-		RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R4, BBPValue);
-		if (pAd->MACVersion == 0x28600100)
-		{
-			RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R69, 0x16);
-			RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R70, 0x08);
-			RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R73, 0x11);
-			DBGPRINT(RT_DEBUG_TRACE, ("!!!rt2860C !!! \n" ));
-		}
-		pAd->CommonCfg.BBPCurrentBW = BW_20;
-		pAd->CommonCfg.Channel = NewChannel;
-		pAd->CommonCfg.CentralChannel = pAd->CommonCfg.Channel;
-		AsicSwitchChannel(pAd, pAd->CommonCfg.Channel,FALSE);
-		AsicLockChannel(pAd, pAd->CommonCfg.Channel);
-		pAd->MacTab.Content[Wcid].HTPhyMode.field.BW = 0;
-		DBGPRINT(RT_DEBUG_TRACE, ("!!!20MHz   !!! \n" ));
-	}
-	// 1.  Switches to BW = 40 And Station supports BW = 40.
-	else if (((Secondary == 1) || (Secondary == 3)) && (pAd->CommonCfg.HtCapability.HtCapInfo.ChannelWidth == 1))
-	{
-		pAd->CommonCfg.Channel = NewChannel;
-
-		if (Secondary == 1)
-		{
-			// Secondary above.
-			pAd->CommonCfg.CentralChannel = pAd->CommonCfg.Channel + 2;
-			RTMP_IO_READ32(pAd, TX_BAND_CFG, &MACValue);
-			MACValue &= 0xfe;
-			RTMP_IO_WRITE32(pAd, TX_BAND_CFG, MACValue);
-			RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R4, &BBPValue);
-			BBPValue&= (~0x18);
-			BBPValue|= (0x10);
-			RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R4, BBPValue);
-			RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R3, &BBPValue);
-			BBPValue&= (~0x20);
-			RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R3, BBPValue);
-			DBGPRINT(RT_DEBUG_TRACE, ("!!!40MHz Lower LINK UP !!! Control Channel at Below. Central = %d \n", pAd->CommonCfg.CentralChannel ));
-		}
-		else
-		{
-			// Secondary below.
-			pAd->CommonCfg.CentralChannel = pAd->CommonCfg.Channel - 2;
-			RTMP_IO_READ32(pAd, TX_BAND_CFG, &MACValue);
-			MACValue &= 0xfe;
-			MACValue |= 0x1;
-			RTMP_IO_WRITE32(pAd, TX_BAND_CFG, MACValue);
-			RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R4, &BBPValue);
-			BBPValue&= (~0x18);
-			BBPValue|= (0x10);
-			RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R4, BBPValue);
-			RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R3, &BBPValue);
-			BBPValue&= (~0x20);
-			BBPValue|= (0x20);
-			RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R3, BBPValue);
-			DBGPRINT(RT_DEBUG_TRACE, ("!!!40MHz Upper LINK UP !!! Control Channel at UpperCentral = %d \n", pAd->CommonCfg.CentralChannel ));
-		}
-		pAd->CommonCfg.BBPCurrentBW = BW_40;
-		AsicSwitchChannel(pAd, pAd->CommonCfg.CentralChannel, FALSE);
-		AsicLockChannel(pAd, pAd->CommonCfg.CentralChannel);
-		pAd->MacTab.Content[Wcid].HTPhyMode.field.BW = 1;
-	}
-}
-#endif // DOT11N_DRAFT3 //
 #endif // DOT11_N_SUPPORT //
 
 VOID PeerPublicAction(
 	IN PRTMP_ADAPTER pAd,
 	IN MLME_QUEUE_ELEM *Elem)
 {
-#ifdef DOT11N_DRAFT3
-	UCHAR	Action = Elem->Msg[LENGTH_802_11+1];
-#endif // DOT11N_DRAFT3 //
-
 	if (Elem->Wcid >= MAX_LEN_OF_MAC_TABLE)
 		return;
-
-#ifdef DOT11N_DRAFT3
-	switch(Action)
-	{
-		case ACTION_BSS_2040_COEXIST:	// Format defined in IEEE 7.4.7a.1 in 11n Draf3.03
-			{
-				//UCHAR	BssCoexist;
-				BSS_2040_COEXIST_ELEMENT		*pCoexistInfo;
-				BSS_2040_COEXIST_IE 			*pBssCoexistIe;
-				BSS_2040_INTOLERANT_CH_REPORT	*pIntolerantReport = NULL;
-
-				if (Elem->MsgLen <= (LENGTH_802_11 + sizeof(BSS_2040_COEXIST_ELEMENT)) )
-				{
-					DBGPRINT(RT_DEBUG_ERROR, ("ACTION - 20/40 BSS Coexistence Management Frame length too short! len = %ld!\n", Elem->MsgLen));
-					break;
-				}
-				DBGPRINT(RT_DEBUG_TRACE, ("ACTION - 20/40 BSS Coexistence Management action----> \n"));
-				hex_dump("CoexistenceMgmtFrame", Elem->Msg, Elem->MsgLen);
-
-
-				pCoexistInfo = (BSS_2040_COEXIST_ELEMENT *) &Elem->Msg[LENGTH_802_11+2];
-				//hex_dump("CoexistInfo", (PUCHAR)pCoexistInfo, sizeof(BSS_2040_COEXIST_ELEMENT));
-				if (Elem->MsgLen >= (LENGTH_802_11 + sizeof(BSS_2040_COEXIST_ELEMENT) + sizeof(BSS_2040_INTOLERANT_CH_REPORT)))
-				{
-					pIntolerantReport = (BSS_2040_INTOLERANT_CH_REPORT *)((PUCHAR)pCoexistInfo + sizeof(BSS_2040_COEXIST_ELEMENT));
-				}
-				//hex_dump("IntolerantReport ", (PUCHAR)pIntolerantReport, sizeof(BSS_2040_INTOLERANT_CH_REPORT));
-
-				pBssCoexistIe = (BSS_2040_COEXIST_IE *)(&pCoexistInfo->BssCoexistIe);
-
-#ifdef CONFIG_STA_SUPPORT
-				IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
-				{
-					if (INFRA_ON(pAd))
-					{
-						StaPublicAction(pAd, pCoexistInfo);
-					}
-				}
-#endif // CONFIG_STA_SUPPORT //
-
-			}
-			break;
-	}
-
-#endif // DOT11N_DRAFT3 //
-
 }
 
 
@@ -699,51 +392,6 @@ static VOID respond_ht_information_exchange_action(
 	MlmeFreeMemory(pAd, pOutBuffer);
 }
 
-
-#ifdef DOT11N_DRAFT3
-VOID SendNotifyBWActionFrame(
-	IN PRTMP_ADAPTER pAd,
-	IN UCHAR  Wcid,
-	IN UCHAR apidx)
-{
-	PUCHAR			pOutBuffer = NULL;
-	NDIS_STATUS 	NStatus;
-	FRAME_ACTION_HDR	Frame;
-	ULONG			FrameLen;
-	PUCHAR			pAddr1;
-
-
-	NStatus = MlmeAllocateMemory(pAd, &pOutBuffer);  //Get an unused nonpaged memory
-	if(NStatus != NDIS_STATUS_SUCCESS)
-	{
-		DBGPRINT(RT_DEBUG_ERROR,("ACT - SendNotifyBWAction() allocate memory failed \n"));
-		return;
-	}
-
-	if (Wcid == MCAST_WCID)
-		pAddr1 = &BROADCAST_ADDR[0];
-	else
-		pAddr1 = pAd->MacTab.Content[Wcid].Addr;
-	ActHeaderInit(pAd, &Frame.Hdr, pAddr1, pAd->ApCfg.MBSSID[apidx].Bssid, pAd->ApCfg.MBSSID[apidx].Bssid);
-
-	Frame.Category = CATEGORY_HT;
-	Frame.Action = NOTIFY_BW_ACTION;
-
-	MakeOutgoingFrame(pOutBuffer,				&FrameLen,
-				  sizeof(FRAME_ACTION_HDR),	  &Frame,
-				  END_OF_ARGS);
-
-	*(pOutBuffer + FrameLen) = pAd->CommonCfg.AddHTInfo.AddHtInfo.RecomWidth;
-	FrameLen++;
-
-
-	MiniportMMRequest(pAd, QID_AC_BE, pOutBuffer, FrameLen);
-	DBGPRINT(RT_DEBUG_TRACE,("ACT - SendNotifyBWAction(NotifyBW= %d)!\n", pAd->CommonCfg.AddHTInfo.AddHtInfo.RecomWidth));
-
-}
-#endif // DOT11N_DRAFT3 //
-
-
 VOID PeerHTAction(
 	IN PRTMP_ADAPTER pAd,
 	IN MLME_QUEUE_ELEM *Elem)
diff --git a/drivers/staging/rt2870/common/cmm_data.c b/drivers/staging/rt2870/common/cmm_data.c
index af2f5cb8dd2..96f28733d47 100644
--- a/drivers/staging/rt2870/common/cmm_data.c
+++ b/drivers/staging/rt2870/common/cmm_data.c
@@ -1088,10 +1088,6 @@ VOID RTMPWriteTxWI(
 
 	// If CCK or OFDM, BW must be 20
 	pTxWI->BW = (pTransmit->field.MODE <= MODE_OFDM) ? (BW_20) : (pTransmit->field.BW);
-#ifdef DOT11N_DRAFT3
-	if (pTxWI->BW)
-		pTxWI->BW = (pAd->CommonCfg.AddHTInfo.AddHtInfo.RecomWidth == 0) ? (BW_20) : (pTransmit->field.BW);
-#endif // DOT11N_DRAFT3 //
 
 	pTxWI->MCS = pTransmit->field.MCS;
 	pTxWI->PHYMODE = pTransmit->field.MODE;
@@ -1171,10 +1167,6 @@ VOID RTMPWriteTxWI_Data(
 	// If CCK or OFDM, BW must be 20
 	pTxWI->BW = (pTransmit->field.MODE <= MODE_OFDM) ? (BW_20) : (pTransmit->field.BW);
 #ifdef DOT11_N_SUPPORT
-#ifdef DOT11N_DRAFT3
-	if (pTxWI->BW)
-		pTxWI->BW = (pAd->CommonCfg.AddHTInfo.AddHtInfo.RecomWidth == 0) ? (BW_20) : (pTransmit->field.BW);
-#endif // DOT11N_DRAFT3 //
 	pTxWI->AMPDU	= ((pTxBlk->TxFrameType == TX_AMPDU_FRAME) ? TRUE : FALSE);
 
 	// John tune the performace with Intel Client in 20 MHz performance
@@ -1277,11 +1269,6 @@ VOID RTMPWriteTxWI_Cache(
 	pTxWI->AMPDU = ((pMacEntry->NoBADataCountDown == 0) ? TRUE: FALSE);
 	pTxWI->MIMOps = 0;
 
-#ifdef DOT11N_DRAFT3
-	if (pTxWI->BW)
-		pTxWI->BW = (pAd->CommonCfg.AddHTInfo.AddHtInfo.RecomWidth == 0) ? (BW_20) : (pTransmit->field.BW);
-#endif // DOT11N_DRAFT3 //
-
 	if (pAd->CommonCfg.bMIMOPSEnable)
 	{
 		// MIMO Power Save Mode
diff --git a/drivers/staging/rt2870/common/cmm_sanity.c b/drivers/staging/rt2870/common/cmm_sanity.c
index 2570c02f282..4b99ff5a7c3 100644
--- a/drivers/staging/rt2870/common/cmm_sanity.c
+++ b/drivers/staging/rt2870/common/cmm_sanity.c
@@ -780,76 +780,6 @@ BOOLEAN PeerBeaconAndProbeRspSanity(
 
 }
 
-#ifdef DOT11N_DRAFT3
-/*
-	==========================================================================
-	Description:
-		MLME message sanity check for some IE addressed  in 802.11n d3.03.
-	Return:
-		TRUE if all parameters are OK, FALSE otherwise
-
-	IRQL = DISPATCH_LEVEL
-
-	==========================================================================
- */
-BOOLEAN PeerBeaconAndProbeRspSanity2(
-	IN PRTMP_ADAPTER pAd,
-	IN VOID *Msg,
-	IN ULONG MsgLen,
-	OUT UCHAR 	*RegClass)
-{
-	CHAR				*Ptr;
-	PFRAME_802_11		pFrame;
-	PEID_STRUCT			pEid;
-	ULONG				Length = 0;
-
-	pFrame = (PFRAME_802_11)Msg;
-
-	*RegClass = 0;
-	Ptr = pFrame->Octet;
-	Length += LENGTH_802_11;
-
-	// get timestamp from payload and advance the pointer
-	Ptr += TIMESTAMP_LEN;
-	Length += TIMESTAMP_LEN;
-
-	// get beacon interval from payload and advance the pointer
-	Ptr += 2;
-	Length += 2;
-
-	// get capability info from payload and advance the pointer
-	Ptr += 2;
-	Length += 2;
-
-	pEid = (PEID_STRUCT) Ptr;
-
-	// get variable fields from payload and advance the pointer
-	while ((Length + 2 + pEid->Len) <= MsgLen)
-	{
-		switch(pEid->Eid)
-		{
-			case IE_SUPP_REG_CLASS:
-				if(pEid->Len > 0)
-				{
-					*RegClass = *pEid->Octet;
-				}
-				else
-				{
-					DBGPRINT(RT_DEBUG_TRACE, ("PeerBeaconAndProbeRspSanity - wrong IE_SSID (len=%d)\n",pEid->Len));
-					return FALSE;
-				}
-				break;
-		}
-
-		Length = Length + 2 + pEid->Len;  // Eid[1] + Len[1]+ content[Len]
-		pEid = (PEID_STRUCT)((UCHAR*)pEid + 2 + pEid->Len);
-	}
-
-	return TRUE;
-
-}
-#endif // DOT11N_DRAFT3 //
-
 /*
     ==========================================================================
     Description:
diff --git a/drivers/staging/rt2870/common/cmm_sync.c b/drivers/staging/rt2870/common/cmm_sync.c
index 1d6954ef121..5dfbb7fc502 100644
--- a/drivers/staging/rt2870/common/cmm_sync.c
+++ b/drivers/staging/rt2870/common/cmm_sync.c
@@ -639,21 +639,6 @@ VOID ScanNextChannel(
 #endif // RT_BIG_ENDIAN //
 				}
 				FrameLen += Tmp;
-
-#ifdef DOT11N_DRAFT3
-				if (pAd->CommonCfg.BACapability.field.b2040CoexistScanSup == 1)
-				{
-					ULONG		Tmp;
-					HtLen = 1;
-					MakeOutgoingFrame(pOutBuffer + FrameLen,            &Tmp,
-									  1,					&ExtHtCapIe,
-									  1,					&HtLen,
-									  1,          			&pAd->CommonCfg.BSSCoexist2040.word,
-									  END_OF_ARGS);
-
-					FrameLen += Tmp;
-				}
-#endif // DOT11N_DRAFT3 //
 			}
 #endif // DOT11_N_SUPPORT //
 
diff --git a/drivers/staging/rt2870/common/mlme.c b/drivers/staging/rt2870/common/mlme.c
index 4361085b924..54ae2a3adc5 100644
--- a/drivers/staging/rt2870/common/mlme.c
+++ b/drivers/staging/rt2870/common/mlme.c
@@ -346,9 +346,6 @@ UCHAR  ExtRateIe = IE_EXT_SUPP_RATES;
 UCHAR  HtCapIe = IE_HT_CAP;
 UCHAR  AddHtInfoIe = IE_ADD_HT;
 UCHAR  NewExtChanIe = IE_SECONDARY_CH_OFFSET;
-#ifdef DOT11N_DRAFT3
-UCHAR  ExtHtCapIe = IE_EXT_CAPABILITY;
-#endif // DOT11N_DRAFT3 //
 #endif // DOT11_N_SUPPORT //
 UCHAR  ErpIe	 = IE_ERP;
 UCHAR  DsIe 	 = IE_DS_PARM;
@@ -1188,14 +1185,6 @@ SKIP_AUTO_SCAN_CONN:
 	}
 #endif // DOT11_N_SUPPORT //
 
-
-#ifdef DOT11_N_SUPPORT
-#ifdef DOT11N_DRAFT3
-	if (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_SCAN_2040))
-		TriEventCounterMaintenance(pAd);
-#endif // DOT11N_DRAFT3 //
-#endif // DOT11_N_SUPPORT //
-
 	return;
 }
 
@@ -3763,111 +3752,6 @@ ULONG BssTableSetEntry(
 }
 
 #ifdef CONFIG_STA_SUPPORT
-#ifdef DOT11_N_SUPPORT
-#ifdef DOT11N_DRAFT3
-VOID  TriEventInit(
-	IN	PRTMP_ADAPTER	pAd)
-{
-	UCHAR		i;
-
-	for (i = 0;i < MAX_TRIGGER_EVENT;i++)
-		pAd->CommonCfg.TriggerEventTab.EventA[i].bValid = FALSE;
-
-	pAd->CommonCfg.TriggerEventTab.EventANo = 0;
-	pAd->CommonCfg.TriggerEventTab.EventBCountDown = 0;
-}
-
-ULONG TriEventTableSetEntry(
-	IN	PRTMP_ADAPTER	pAd,
-	OUT TRIGGER_EVENT_TAB *Tab,
-	IN PUCHAR pBssid,
-	IN HT_CAPABILITY_IE *pHtCapability,
-	IN UCHAR			HtCapabilityLen,
-	IN UCHAR			RegClass,
-	IN UCHAR ChannelNo)
-{
-	// Event A
-	if (HtCapabilityLen == 0)
-	{
-		if (Tab->EventANo < MAX_TRIGGER_EVENT)
-		{
-			RTMPMoveMemory(Tab->EventA[Tab->EventANo].BSSID, pBssid, 6);
-			Tab->EventA[Tab->EventANo].bValid = TRUE;
-			Tab->EventA[Tab->EventANo].Channel = ChannelNo;
-			Tab->EventA[Tab->EventANo].CDCounter = pAd->CommonCfg.Dot11BssWidthChanTranDelay;
-			if (RegClass != 0)
-			{
-				// Beacon has Regulatory class IE. So use beacon's
-				Tab->EventA[Tab->EventANo].RegClass = RegClass;
-			}
-			else
-			{
-				// Use Station's Regulatory class instead.
-				if (pAd->StaActive.SupportedHtPhy.bHtEnable == TRUE)
-				{
-					if (pAd->CommonCfg.CentralChannel > pAd->CommonCfg.Channel)
-					{
-						Tab->EventA[Tab->EventANo].RegClass = 32;
-					}
-					else if (pAd->CommonCfg.CentralChannel < pAd->CommonCfg.Channel)
-						Tab->EventA[Tab->EventANo].RegClass = 33;
-				}
-				else
-					Tab->EventA[Tab->EventANo].RegClass = ??;
-
-			}
-
-			Tab->EventANo ++;
-		}
-	}
-	else if (pHtCapability->HtCapInfo.Intolerant40)
-	{
-		Tab->EventBCountDown = pAd->CommonCfg.Dot11BssWidthChanTranDelay;
-	}
-
-}
-
-/*
-	========================================================================
-	Routine Description:
-		Trigger Event table Maintainence called once every second.
-
-	Arguments:
-	// IRQL = DISPATCH_LEVEL
-	========================================================================
-*/
-VOID TriEventCounterMaintenance(
-	IN	PRTMP_ADAPTER	pAd)
-{
-	UCHAR		i;
-	BOOLEAN			bNotify = FALSE;
-	for (i = 0;i < MAX_TRIGGER_EVENT;i++)
-	{
-		if (pAd->CommonCfg.TriggerEventTab.EventA[i].bValid && (pAd->CommonCfg.TriggerEventTab.EventA[i].CDCounter > 0))
-		{
-			pAd->CommonCfg.TriggerEventTab.EventA[i].CDCounter--;
-			if (pAd->CommonCfg.TriggerEventTab.EventA[i].CDCounter == 0)
-			{
-				pAd->CommonCfg.TriggerEventTab.EventA[i].bValid = FALSE;
-				pAd->CommonCfg.TriggerEventTab.EventANo --;
-				// Need to send 20/40 Coexistence Notify frame if has status change.
-				bNotify = TRUE;
-			}
-		}
-	}
-	if (pAd->CommonCfg.TriggerEventTab.EventBCountDown > 0)
-	{
-		pAd->CommonCfg.TriggerEventTab.EventBCountDown--;
-		if (pAd->CommonCfg.TriggerEventTab.EventBCountDown == 0)
-			bNotify = TRUE;
-	}
-
-	if (bNotify == TRUE)
-		Update2040CoexistFrameAndNotify(pAd, BSSID_WCID, TRUE);
-}
-#endif // DOT11N_DRAFT3 //
-#endif // DOT11_N_SUPPORT //
-
 // IRQL = DISPATCH_LEVEL
 VOID BssTableSsidSort(
 	IN	PRTMP_ADAPTER	pAd,
diff --git a/drivers/staging/rt2870/common/rtmp_init.c b/drivers/staging/rt2870/common/rtmp_init.c
index 861ec5ee4d5..98aa9929685 100644
--- a/drivers/staging/rt2870/common/rtmp_init.c
+++ b/drivers/staging/rt2870/common/rtmp_init.c
@@ -3217,17 +3217,6 @@ VOID	UserCfgInit(
 	pAd->bBroadComHT = FALSE;
 	pAd->CommonCfg.bRdg = FALSE;
 
-#ifdef DOT11N_DRAFT3
-	pAd->CommonCfg.Dot11OBssScanPassiveDwell = dot11OBSSScanPassiveDwell;	// Unit : TU. 5~1000
-	pAd->CommonCfg.Dot11OBssScanActiveDwell = dot11OBSSScanActiveDwell;	// Unit : TU. 10~1000
-	pAd->CommonCfg.Dot11BssWidthTriggerScanInt = dot11BSSWidthTriggerScanInterval;	// Unit : Second
-	pAd->CommonCfg.Dot11OBssScanPassiveTotalPerChannel = dot11OBSSScanPassiveTotalPerChannel;	// Unit : TU. 200~10000
-	pAd->CommonCfg.Dot11OBssScanActiveTotalPerChannel = dot11OBSSScanActiveTotalPerChannel;	// Unit : TU. 20~10000
-	pAd->CommonCfg.Dot11BssWidthChanTranDelayFactor = dot11BSSWidthChannelTransactionDelayFactor;
-	pAd->CommonCfg.Dot11OBssScanActivityThre = dot11BSSScanActivityThreshold;	// Unit : percentage
-	pAd->CommonCfg.Dot11BssWidthChanTranDelay = (pAd->CommonCfg.Dot11BssWidthTriggerScanInt * pAd->CommonCfg.Dot11BssWidthChanTranDelayFactor);
-#endif  // DOT11N_DRAFT3 //
-
 	NdisZeroMemory(&pAd->CommonCfg.AddHTInfo, sizeof(pAd->CommonCfg.AddHTInfo));
 	pAd->CommonCfg.BACapability.field.MMPSmode = MMPS_ENABLE;
 	pAd->CommonCfg.BACapability.field.MpduDensity = 0;
diff --git a/drivers/staging/rt2870/common/spectrum.c b/drivers/staging/rt2870/common/spectrum.c
index 3925df9ac78..36f1c0e4fbe 100644
--- a/drivers/staging/rt2870/common/spectrum.c
+++ b/drivers/staging/rt2870/common/spectrum.c
@@ -1734,28 +1734,6 @@ VOID PeerSpectrumAction(
 
 		case SPEC_CHANNEL_SWITCH:
 {
-#ifdef DOT11N_DRAFT3
-				SEC_CHA_OFFSET_IE	Secondary;
-				CHA_SWITCH_ANNOUNCE_IE	ChannelSwitch;
-
-				// 802.11h only has Channel Switch Announcement IE.
-				RTMPMoveMemory(&ChannelSwitch, &Elem->Msg[LENGTH_802_11+4], sizeof (CHA_SWITCH_ANNOUNCE_IE));
-
-				// 802.11n D3.03 adds secondary channel offset element in the end.
-				if (Elem->MsgLen ==  (LENGTH_802_11 + 2 + sizeof (CHA_SWITCH_ANNOUNCE_IE) + sizeof (SEC_CHA_OFFSET_IE)))
-				{
-					RTMPMoveMemory(&Secondary, &Elem->Msg[LENGTH_802_11+9], sizeof (SEC_CHA_OFFSET_IE));
-				}
-				else
-				{
-					Secondary.SecondaryChannelOffset = 0;
-				}
-
-				if ((Elem->Msg[LENGTH_802_11+2] == IE_CHANNEL_SWITCH_ANNOUNCEMENT) && (Elem->Msg[LENGTH_802_11+3] == 3))
-				{
-					ChannelSwitchAction(pAd, Elem->Wcid, ChannelSwitch.NewChannel, Secondary.SecondaryChannelOffset);
-				}
-#endif // DOT11N_DRAFT3 //
 }
 			PeerChSwAnnAction(pAd, Elem);
 			break;