Staging: rt2870: remove DOT11_N_SUPPORT ifdefs

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

9 files changed, 13 insertions, 194 deletions

diff --git a/drivers/staging/rt2870/common/action.c b/drivers/staging/rt2870/common/action.c
index 8fc4c830b77..932afb699c2 100644
--- a/drivers/staging/rt2870/common/action.c
+++ b/drivers/staging/rt2870/common/action.c
@@ -73,13 +73,11 @@ VOID ActionStateMachineInit(
 
 	StateMachineSetAction(S, ACT_IDLE, MT2_PEER_DLS_CATE, (STATE_MACHINE_FUNC)ReservedAction);
 
-#ifdef DOT11_N_SUPPORT
 	StateMachineSetAction(S, ACT_IDLE, MT2_PEER_BA_CATE, (STATE_MACHINE_FUNC)PeerBAAction);
 	StateMachineSetAction(S, ACT_IDLE, MT2_PEER_HT_CATE, (STATE_MACHINE_FUNC)PeerHTAction);
 	StateMachineSetAction(S, ACT_IDLE, MT2_MLME_ADD_BA_CATE, (STATE_MACHINE_FUNC)MlmeADDBAAction);
 	StateMachineSetAction(S, ACT_IDLE, MT2_MLME_ORI_DELBA_CATE, (STATE_MACHINE_FUNC)MlmeDELBAAction);
 	StateMachineSetAction(S, ACT_IDLE, MT2_MLME_REC_DELBA_CATE, (STATE_MACHINE_FUNC)MlmeDELBAAction);
-#endif // DOT11_N_SUPPORT //
 
 	StateMachineSetAction(S, ACT_IDLE, MT2_PEER_PUBLIC_CATE, (STATE_MACHINE_FUNC)PeerPublicAction);
 	StateMachineSetAction(S, ACT_IDLE, MT2_PEER_RM_CATE, (STATE_MACHINE_FUNC)PeerRMAction);
@@ -89,7 +87,6 @@ VOID ActionStateMachineInit(
 	StateMachineSetAction(S, ACT_IDLE, MT2_ACT_INVALID, (STATE_MACHINE_FUNC)MlmeInvalidAction);
 }
 
-#ifdef DOT11_N_SUPPORT
 VOID MlmeADDBAAction(
     IN PRTMP_ADAPTER pAd,
     IN MLME_QUEUE_ELEM *Elem)
@@ -254,7 +251,6 @@ VOID MlmeDELBAAction(
 		DBGPRINT(RT_DEBUG_TRACE, ("BA - MlmeDELBAAction() . 3 DELBA sent. Initiator(%d)\n", pInfo->Initiator));
     	}
 }
-#endif // DOT11_N_SUPPORT //
 
 VOID MlmeQOSAction(
     IN PRTMP_ADAPTER pAd,
@@ -282,7 +278,6 @@ VOID PeerQOSAction(
 {
 }
 
-#ifdef DOT11_N_SUPPORT
 VOID PeerBAAction(
 	IN PRTMP_ADAPTER pAd,
 	IN MLME_QUEUE_ELEM *Elem)
@@ -302,7 +297,6 @@ VOID PeerBAAction(
 			break;
 	}
 }
-#endif // DOT11_N_SUPPORT //
 
 VOID PeerPublicAction(
 	IN PRTMP_ADAPTER pAd,
@@ -337,7 +331,6 @@ VOID PeerRMAction(
 	return;
 }
 
-#ifdef DOT11_N_SUPPORT
 static VOID respond_ht_information_exchange_action(
 	IN PRTMP_ADAPTER pAd,
 	IN MLME_QUEUE_ELEM *Elem)
@@ -557,7 +550,6 @@ VOID SendRefreshBAR(
 		}
 	}
 }
-#endif // DOT11_N_SUPPORT //
 
 VOID ActHeaderInit(
     IN	PRTMP_ADAPTER	pAd,
diff --git a/drivers/staging/rt2870/common/ba_action.c b/drivers/staging/rt2870/common/ba_action.c
index bbd759faec1..f9d4572505d 100644
--- a/drivers/staging/rt2870/common/ba_action.c
+++ b/drivers/staging/rt2870/common/ba_action.c
@@ -26,8 +26,6 @@
  */
 
 
-#ifdef DOT11_N_SUPPORT
-
 #include "../rt_config.h"
 
 
@@ -1764,6 +1762,3 @@ VOID Indicate_AMPDU_Packet(
 #endif
 	}
 }
-
-#endif // DOT11_N_SUPPORT //
-
diff --git a/drivers/staging/rt2870/common/cmm_data.c b/drivers/staging/rt2870/common/cmm_data.c
index 3b1e10e420a..ee7480c1346 100644
--- a/drivers/staging/rt2870/common/cmm_data.c
+++ b/drivers/staging/rt2870/common/cmm_data.c
@@ -281,9 +281,7 @@ NDIS_STATUS MlmeHardTransmitMgmtRing(
 	{
 		// Fixed W52 with Activity scan issue in ABG_MIXED and ABGN_MIXED mode.
 		if (pAd->CommonCfg.PhyMode == PHY_11ABG_MIXED
-#ifdef DOT11_N_SUPPORT
 			|| pAd->CommonCfg.PhyMode == PHY_11ABGN_MIXED
-#endif // DOT11_N_SUPPORT //
 		)
 		{
 			if (pAd->LatchRfRegs.Channel > 14)
@@ -511,9 +509,7 @@ static UCHAR TxPktClassification(
 	UCHAR			TxFrameType = TX_UNKOWN_FRAME;
 	UCHAR			Wcid;
 	MAC_TABLE_ENTRY	*pMacEntry = NULL;
-#ifdef DOT11_N_SUPPORT
 	BOOLEAN			bHTRate = FALSE;
-#endif // DOT11_N_SUPPORT //
 
 	Wcid = RTMP_GET_PACKET_WCID(pPacket);
 	if (Wcid == MCAST_WCID)
@@ -527,7 +523,6 @@ static UCHAR TxPktClassification(
 	{	// It's a specific packet need to force low rate, i.e., bDHCPFrame, bEAPOLFrame, bWAIFrame
 		TxFrameType = TX_LEGACY_FRAME;
 	}
-#ifdef DOT11_N_SUPPORT
 	else if (IS_HT_RATE(pMacEntry))
 	{	// it's a 11n capable packet
 
@@ -547,7 +542,6 @@ static UCHAR TxPktClassification(
 		else
 			TxFrameType = TX_LEGACY_FRAME;
 	}
-#endif // DOT11_N_SUPPORT //
 	else
 	{	// it's a legacy b/g packet.
 		if ((CLIENT_STATUS_TEST_FLAG(pMacEntry, fCLIENT_STATUS_AGGREGATION_CAPABLE) && pAd->CommonCfg.bAggregationCapable) &&
@@ -649,7 +643,7 @@ BOOLEAN RTMP_FillTxBlkInfo(
                 ((pAd->OpMode == OPMODE_AP) && (pMacEntry->MaxHTPhyMode.field.MODE == MODE_CCK) && (pMacEntry->MaxHTPhyMode.field.MCS == RATE_1)))
 			{	// Specific packet, i.e., bDHCPFrame, bEAPOLFrame, bWAIFrame, need force low rate.
 				pTxBlk->pTransmit = &pAd->MacTab.Content[MCAST_WCID].HTPhyMode;
-#ifdef DOT11_N_SUPPORT
+
 				// Modify the WMM bit for ICV issue. If we have a packet with EOSP field need to set as 1, how to handle it???
 				if (IS_HT_STA(pTxBlk->pMacEntry) &&
 					(CLIENT_STATUS_TEST_FLAG(pMacEntry, fCLIENT_STATUS_RALINK_CHIPSET)) &&
@@ -658,16 +652,13 @@ BOOLEAN RTMP_FillTxBlkInfo(
 					TX_BLK_CLEAR_FLAG(pTxBlk, fTX_bWMM);
 					TX_BLK_SET_FLAG(pTxBlk, fTX_bForceNonQoS);
 				}
-#endif // DOT11_N_SUPPORT //
 			}
 
-#ifdef DOT11_N_SUPPORT
 			if ( (IS_HT_RATE(pMacEntry) == FALSE) &&
 				(CLIENT_STATUS_TEST_FLAG(pMacEntry, fCLIENT_STATUS_PIGGYBACK_CAPABLE)))
 			{	// Currently piggy-back only support when peer is operate in b/g mode.
 				TX_BLK_SET_FLAG(pTxBlk, fTX_bPiggyBack);
 			}
-#endif // DOT11_N_SUPPORT //
 
 			if (RTMP_GET_PACKET_MOREDATA(pPacket))
 			{
@@ -1048,7 +1039,6 @@ VOID RTMPWriteTxWI(
 
 	pTxWI->NSEQ = NSeq;
 	// John tune the performace with Intel Client in 20 MHz performance
-#ifdef DOT11_N_SUPPORT
 	BASize = pAd->CommonCfg.TxBASize;
 
 	if( BASize >7 )
@@ -1056,7 +1046,6 @@ VOID RTMPWriteTxWI(
 	pTxWI->BAWinSize = BASize;
 	pTxWI->ShortGI = pTransmit->field.ShortGI;
 	pTxWI->STBC = pTransmit->field.STBC;
-#endif // DOT11_N_SUPPORT //
 
 	pTxWI->WirelessCliID = WCID;
 	pTxWI->MPDUtotalByteCount = Length;
@@ -1069,7 +1058,6 @@ VOID RTMPWriteTxWI(
 	pTxWI->PHYMODE = pTransmit->field.MODE;
 	pTxWI->CFACK = CfAck;
 
-#ifdef DOT11_N_SUPPORT
 	if (pMac)
 	{
 		if (pAd->CommonCfg.bMIMOPSEnable)
@@ -1099,7 +1087,6 @@ VOID RTMPWriteTxWI(
 			pTxWI->MpduDensity = pMac->MpduDensity;
 		}
 	}
-#endif // DOT11_N_SUPPORT //
 
 	pTxWI->PacketId = pTxWI->MCS;
 	NdisMoveMemory(pOutTxWI, &TxWI, sizeof(TXWI_STRUC));
@@ -1113,10 +1100,7 @@ VOID RTMPWriteTxWI_Data(
 {
 	HTTRANSMIT_SETTING	*pTransmit;
 	PMAC_TABLE_ENTRY	pMacEntry;
-#ifdef DOT11_N_SUPPORT
 	UCHAR				BASize;
-#endif // DOT11_N_SUPPORT //
-
 
 	ASSERT(pTxWI);
 
@@ -1142,7 +1126,6 @@ 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
 	pTxWI->AMPDU	= ((pTxBlk->TxFrameType == TX_AMPDU_FRAME) ? TRUE : FALSE);
 
 	// John tune the performace with Intel Client in 20 MHz performance
@@ -1164,12 +1147,10 @@ VOID RTMPWriteTxWI_Data(
 	pTxWI->BAWinSize = BASize;
 	pTxWI->ShortGI = pTransmit->field.ShortGI;
 	pTxWI->STBC = pTransmit->field.STBC;
-#endif // DOT11_N_SUPPORT //
 
 	pTxWI->MCS = pTransmit->field.MCS;
 	pTxWI->PHYMODE = pTransmit->field.MODE;
 
-#ifdef DOT11_N_SUPPORT
 	if (pMacEntry)
 	{
 		if ((pMacEntry->MmpsMode == MMPS_DYNAMIC) && (pTransmit->field.MCS > 7))
@@ -1196,7 +1177,6 @@ VOID RTMPWriteTxWI_Data(
 			pTxWI->MpduDensity = pMacEntry->MpduDensity;
 		}
 	}
-#endif // DOT11_N_SUPPORT //
 
 #ifdef DBG_DIAGNOSE
 		if (pTxBlk->QueIdx== 0)
@@ -1241,7 +1221,6 @@ VOID RTMPWriteTxWI_Cache(
 		pTxWI->PacketId = pTransmit->field.MCS;
 	}
 
-#ifdef DOT11_N_SUPPORT
 	pTxWI->AMPDU = ((pMacEntry->NoBADataCountDown == 0) ? TRUE: FALSE);
 	pTxWI->MIMOps = 0;
 
@@ -1263,7 +1242,6 @@ VOID RTMPWriteTxWI_Cache(
 			}
 		}
 	}
-#endif // DOT11_N_SUPPORT //
 
 #ifdef DBG_DIAGNOSE
 	if (pTxBlk->QueIdx== 0)
@@ -1380,12 +1358,10 @@ BOOLEAN PeerIsAggreOn(
 
 	if (pMacEntry != NULL && CLIENT_STATUS_TEST_FLAG(pMacEntry, AFlags))
 	{
-#ifdef DOT11_N_SUPPORT
 		if (pMacEntry->HTPhyMode.field.MODE >= MODE_HTMIX)
 		{
 			return TRUE;
 		}
-#endif // DOT11_N_SUPPORT //
 
 #ifdef AGGREGATION_SUPPORT
 		if (TxRate >= RATE_6 && pAd->CommonCfg.bAggregationCapable && (!(OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_WMM_INUSED) && CLIENT_STATUS_TEST_FLAG(pMacEntry, fCLIENT_STATUS_WMM_CAPABLE))))
@@ -1852,11 +1828,8 @@ BOOLEAN MacTableDeleteEntry(
 			// Delete this entry from ASIC on-chip WCID Table
 			RT28XX_STA_ENTRY_MAC_RESET(pAd, wcid);
 
-#ifdef DOT11_N_SUPPORT
 			// free resources of BA
 			BASessionTearDownALL(pAd, pEntry->Aid);
-#endif // DOT11_N_SUPPORT //
-
 
 			pPrevEntry = NULL;
 			pProbeEntry = pAd->MacTab.Hash[HashIdx];
@@ -1910,9 +1883,7 @@ BOOLEAN MacTableDeleteEntry(
 	//Reset operating mode when no Sta.
 	if (pAd->MacTab.Size == 0)
 	{
-#ifdef DOT11_N_SUPPORT
 		pAd->CommonCfg.AddHTInfo.AddHtInfo2.OperaionMode = 0;
-#endif // DOT11_N_SUPPORT //
 		AsicUpdateProtect(pAd, 0 /*pAd->CommonCfg.AddHTInfo.AddHtInfo2.OperaionMode*/, (ALLN_SETPROTECT), TRUE, 0 /*pAd->MacTab.fAnyStationNonGF*/);
 	}
 
@@ -1939,11 +1910,8 @@ VOID MacTableReset(
 	{
 		if (pAd->MacTab.Content[i].ValidAsCLI == TRUE)
 	   {
-
-#ifdef DOT11_N_SUPPORT
 			// free resources of BA
 			BASessionTearDownALL(pAd, i);
-#endif // DOT11_N_SUPPORT //
 
 			pAd->MacTab.Content[i].ValidAsCLI = FALSE;
 
@@ -2279,7 +2247,6 @@ VOID Indicate_Legacy_Packet(
 	STATS_INC_RX_PACKETS(pAd, FromWhichBSSID);
 
 #ifdef RT2870
-#ifdef DOT11_N_SUPPORT
 	if (pAd->CommonCfg.bDisableReordering == 0)
 	{
 		PBA_REC_ENTRY		pBAEntry;
@@ -2309,7 +2276,6 @@ VOID Indicate_Legacy_Packet(
 			}
 		}
 	}
-#endif // DOT11_N_SUPPORT //
 #endif // RT2870 //
 
 	wlan_802_11_to_802_3_packet(pAd, pRxBlk, Header802_3, FromWhichBSSID);
@@ -2328,22 +2294,18 @@ VOID CmmRxnonRalinkFrameIndicate(
 	IN	RX_BLK			*pRxBlk,
 	IN	UCHAR			FromWhichBSSID)
 {
-#ifdef DOT11_N_SUPPORT
 	if (RX_BLK_TEST_FLAG(pRxBlk, fRX_AMPDU) && (pAd->CommonCfg.bDisableReordering == 0))
 	{
 		Indicate_AMPDU_Packet(pAd, pRxBlk, FromWhichBSSID);
 	}
 	else
-#endif // DOT11_N_SUPPORT //
 	{
-#ifdef DOT11_N_SUPPORT
 		if (RX_BLK_TEST_FLAG(pRxBlk, fRX_AMSDU))
 		{
 			// handle A-MSDU
 			Indicate_AMSDU_Packet(pAd, pRxBlk, FromWhichBSSID);
 		}
 		else
-#endif // DOT11_N_SUPPORT //
 		{
 			Indicate_Legacy_Packet(pAd, pRxBlk, FromWhichBSSID);
 		}
diff --git a/drivers/staging/rt2870/common/cmm_info.c b/drivers/staging/rt2870/common/cmm_info.c
index 99a5ca62f25..0b543514442 100644
--- a/drivers/staging/rt2870/common/cmm_info.c
+++ b/drivers/staging/rt2870/common/cmm_info.c
@@ -63,7 +63,6 @@ INT	Show_FragThreshold_Proc(
 	IN	PRTMP_ADAPTER	pAd,
 	OUT	PUCHAR			pBuf);
 
-#ifdef DOT11_N_SUPPORT
 INT	Show_HtBw_Proc(
 	IN	PRTMP_ADAPTER	pAd,
 	OUT	PUCHAR			pBuf);
@@ -103,7 +102,6 @@ INT	Show_HtAmsdu_Proc(
 INT	Show_HtAutoBa_Proc(
 	IN	PRTMP_ADAPTER	pAd,
 	OUT	PUCHAR			pBuf);
-#endif // DOT11_N_SUPPORT //
 
 INT	Show_CountryRegion_Proc(
 	IN	PRTMP_ADAPTER	pAd,
@@ -182,7 +180,6 @@ static struct {
 	{"BGProtection",			Show_BGProtection_Proc},
 	{"RTSThreshold",			Show_RTSThreshold_Proc},
 	{"FragThreshold",			Show_FragThreshold_Proc},
-#ifdef DOT11_N_SUPPORT
 	{"HtBw",					Show_HtBw_Proc},
 	{"HtMcs",					Show_HtMcs_Proc},
 	{"HtGi",					Show_HtGi_Proc},
@@ -193,7 +190,6 @@ static struct {
 	{"HtRdg",		        	Show_HtRdg_Proc},
 	{"HtAmsdu",		        	Show_HtAmsdu_Proc},
 	{"HtAutoBa",		        Show_HtAutoBa_Proc},
-#endif // DOT11_N_SUPPORT //
 	{"CountryRegion",			Show_CountryRegion_Proc},
 	{"CountryRegionABand",		Show_CountryRegionABand_Proc},
 	{"CountryCode",				Show_CountryCode_Proc},
@@ -344,14 +340,12 @@ INT	Set_WirelessMode_Proc(
 	{
 		INT MaxPhyMode = PHY_11G;
 
-#ifdef DOT11_N_SUPPORT
 		MaxPhyMode = PHY_11N_5G;
-#endif // DOT11_N_SUPPORT //
 
 		if (WirelessMode <= MaxPhyMode)
 		{
 			RTMPSetPhyMode(pAd, WirelessMode);
-#ifdef DOT11_N_SUPPORT
+
 			if (WirelessMode >= PHY_11ABGN_MIXED)
 			{
 				pAd->CommonCfg.BACapability.field.AutoBA = TRUE;
@@ -362,7 +356,7 @@ INT	Set_WirelessMode_Proc(
 				pAd->CommonCfg.BACapability.field.AutoBA = FALSE;
 				pAd->CommonCfg.REGBACapability.field.AutoBA = FALSE;
 			}
-#endif // DOT11_N_SUPPORT //
+
 			// Set AdhocMode rates
 			if (pAd->StaCfg.BssType == BSS_ADHOC)
 			{
@@ -380,9 +374,7 @@ INT	Set_WirelessMode_Proc(
 	// it is needed to set SSID to take effect
 	if (success == TRUE)
 	{
-#ifdef DOT11_N_SUPPORT
 		SetCommonHT(pAd);
-#endif // DOT11_N_SUPPORT //
 		DBGPRINT(RT_DEBUG_TRACE, ("Set_WirelessMode_Proc::(=%ld)\n", WirelessMode));
 	}
 	else
@@ -419,7 +411,6 @@ INT	Set_Channel_Proc(
 
 			if (MONITOR_ON(pAd))
 			{
-#ifdef DOT11_N_SUPPORT
 				N_ChannelCheck(pAd);
 				if (pAd->CommonCfg.PhyMode >= PHY_11ABGN_MIXED &&
 					pAd->CommonCfg.RegTransmitSetting.field.BW == BW_40)
@@ -431,7 +422,6 @@ INT	Set_Channel_Proc(
 								pAd->CommonCfg.Channel, pAd->CommonCfg.CentralChannel));
 				}
 				else
-#endif // DOT11_N_SUPPORT //
 				{
 					AsicSwitchChannel(pAd, pAd->CommonCfg.Channel, FALSE);
 					AsicLockChannel(pAd, pAd->CommonCfg.Channel);
@@ -1489,12 +1479,10 @@ VOID	RTMPSetPhyMode(
 		case PHY_11G:
 		case PHY_11BG_MIXED:
 		case PHY_11ABG_MIXED:
-#ifdef DOT11_N_SUPPORT
 		case PHY_11N_2_4G:
 		case PHY_11ABGN_MIXED:
 		case PHY_11BGN_MIXED:
 		case PHY_11GN_MIXED:
-#endif // DOT11_N_SUPPORT //
 			pAd->CommonCfg.SupRate[0]  = 0x82;	  // 1 mbps, in units of 0.5 Mbps, basic rate
 			pAd->CommonCfg.SupRate[1]  = 0x84;	  // 2 mbps, in units of 0.5 Mbps, basic rate
 			pAd->CommonCfg.SupRate[2]  = 0x8B;	  // 5.5 mbps, in units of 0.5 Mbps, basic rate
@@ -1524,11 +1512,9 @@ VOID	RTMPSetPhyMode(
 			break;
 
 		case PHY_11A:
-#ifdef DOT11_N_SUPPORT
 		case PHY_11AN_MIXED:
 		case PHY_11AGN_MIXED:
 		case PHY_11N_5G:
-#endif // DOT11_N_SUPPORT //
 			pAd->CommonCfg.SupRate[0]  = 0x8C;	  // 6 mbps, in units of 0.5 Mbps, basic rate
 			pAd->CommonCfg.SupRate[1]  = 0x12;	  // 9 mbps, in units of 0.5 Mbps
 			pAd->CommonCfg.SupRate[2]  = 0x98;	  // 12 mbps, in units of 0.5 Mbps, basic rate
@@ -1558,8 +1544,6 @@ VOID	RTMPSetPhyMode(
 	pAd->CommonCfg.BandState = UNKNOWN_BAND;
 }
 
-
-#ifdef DOT11_N_SUPPORT
 /*
 	========================================================================
 	Routine Description:
@@ -1947,7 +1931,6 @@ VOID	RTMPUpdateHTIE(
 
         DBGPRINT(RT_DEBUG_TRACE,("RTMPUpdateHTIE <== \n"));
 }
-#endif // DOT11_N_SUPPORT //
 
 /*
 	========================================================================
@@ -2229,9 +2212,7 @@ VOID RTMPIoctlGetMacTable(
 			COPY_MAC_ADDR(MacTab.Entry[MacTab.Num].Addr, &pAd->MacTab.Content[i].Addr);
 			MacTab.Entry[MacTab.Num].Aid = (UCHAR)pAd->MacTab.Content[i].Aid;
 			MacTab.Entry[MacTab.Num].Psm = pAd->MacTab.Content[i].PsMode;
-#ifdef DOT11_N_SUPPORT
 			MacTab.Entry[MacTab.Num].MimoPs = pAd->MacTab.Content[i].MmpsMode;
-#endif // DOT11_N_SUPPORT //
 
 			// Fill in RSSI per entry
 			MacTab.Entry[MacTab.Num].AvgRssi0 = pAd->MacTab.Content[i].RssiSample.AvgRssi0;
@@ -2297,7 +2278,6 @@ VOID RTMPIoctlGetMacTable(
 	kfree(msg);
 }
 
-#ifdef DOT11_N_SUPPORT
 INT	Set_BASetup_Proc(
 	IN	PRTMP_ADAPTER	pAd,
 	IN	PUCHAR			arg)
@@ -2982,10 +2962,7 @@ INT	Set_HtMimoPs_Proc(
 
 	return TRUE;
 }
-#endif // DOT11_N_SUPPORT //
-
 
-#ifdef DOT11_N_SUPPORT
 INT	SetCommonHT(
 	IN	PRTMP_ADAPTER	pAd)
 {
@@ -3007,7 +2984,6 @@ INT	SetCommonHT(
 
 	return TRUE;
 }
-#endif // DOT11_N_SUPPORT //
 
 INT	Set_FixedTxMode_Proc(
 	IN	PRTMP_ADAPTER	pAd,
@@ -3138,7 +3114,6 @@ INT	Show_WirelessMode_Proc(
 		case PHY_11G:
 			sprintf(pBuf, "\t11G");
 			break;
-#ifdef DOT11_N_SUPPORT
 		case PHY_11ABGN_MIXED:
 			sprintf(pBuf, "\t11A/B/G/N");
 			break;
@@ -3160,7 +3135,6 @@ INT	Show_WirelessMode_Proc(
 		case PHY_11N_5G:
 			sprintf(pBuf, "\t11N only with 5G");
 			break;
-#endif // DOT11_N_SUPPORT //
 		default:
 			sprintf(pBuf, "\tUnknow Value(%d)", pAd->CommonCfg.PhyMode);
 			break;
@@ -3254,7 +3228,6 @@ INT	Show_FragThreshold_Proc(
 	return 0;
 }
 
-#ifdef DOT11_N_SUPPORT
 INT	Show_HtBw_Proc(
 	IN	PRTMP_ADAPTER	pAd,
 	OUT	PUCHAR			pBuf)
@@ -3376,7 +3349,6 @@ INT	Show_HtAutoBa_Proc(
 	sprintf(pBuf, "\t%s", pAd->CommonCfg.BACapability.field.AutoBA ? "TRUE":"FALSE");
 	return 0;
 }
-#endif // DOT11_N_SUPPORT //
 
 INT	Show_CountryRegion_Proc(
 	IN	PRTMP_ADAPTER	pAd,
diff --git a/drivers/staging/rt2870/common/cmm_sanity.c b/drivers/staging/rt2870/common/cmm_sanity.c
index 16507797b3d..1376787853a 100644
--- a/drivers/staging/rt2870/common/cmm_sanity.c
+++ b/drivers/staging/rt2870/common/cmm_sanity.c
@@ -588,7 +588,6 @@ BOOLEAN PeerBeaconAndProbeRspSanity(
         			else
         				*pRalinkIe = 0xf0000000; // Set to non-zero value (can't set bit0-2) to represent this is Ralink Chip. So at linkup, we will set ralinkchip flag.
                 }
-#ifdef DOT11_N_SUPPORT
 		// This HT IE is before IEEE draft set HT IE value.2006-09-28 by Jan.
 
                 // Other vendors had production before IE_HT_CAP value is assigned. To backward support those old-firmware AP,
@@ -607,7 +606,6 @@ BOOLEAN PeerBeaconAndProbeRspSanity(
                         *AddHtInfoLen = SIZE_ADD_HT_INFO_IE;
                     }
                 }
-#endif // DOT11_N_SUPPORT //
                 else if (NdisEqualMemory(pEid->Octet, WPA_OUI, 4))
                 {
                     // Copy to pVIE which will report to microsoft bssid list.
diff --git a/drivers/staging/rt2870/common/cmm_sync.c b/drivers/staging/rt2870/common/cmm_sync.c
index ea843e22439..aac30cffa61 100644
--- a/drivers/staging/rt2870/common/cmm_sync.c
+++ b/drivers/staging/rt2870/common/cmm_sync.c
@@ -95,9 +95,7 @@ VOID BuildChannelList(
 
 	// if not 11a-only mode, channel list starts from 2.4Ghz band
 	if ((pAd->CommonCfg.PhyMode != PHY_11A)
-#ifdef DOT11_N_SUPPORT
 		&& (pAd->CommonCfg.PhyMode != PHY_11AN_MIXED) && (pAd->CommonCfg.PhyMode != PHY_11N_5G)
-#endif // DOT11_N_SUPPORT //
 	)
 	{
 		switch (pAd->CommonCfg.CountryRegion  & 0x7f)
@@ -146,10 +144,8 @@ VOID BuildChannelList(
 	}
 
 	if ((pAd->CommonCfg.PhyMode == PHY_11A) || (pAd->CommonCfg.PhyMode == PHY_11ABG_MIXED)
-#ifdef DOT11_N_SUPPORT
 		|| (pAd->CommonCfg.PhyMode == PHY_11ABGN_MIXED) || (pAd->CommonCfg.PhyMode == PHY_11AN_MIXED)
 		|| (pAd->CommonCfg.PhyMode == PHY_11AGN_MIXED) || (pAd->CommonCfg.PhyMode == PHY_11N_5G)
-#endif // DOT11_N_SUPPORT //
 	)
 	{
 		switch (pAd->CommonCfg.CountryRegionForABand & 0x7f)
@@ -506,9 +502,7 @@ VOID ScanNextChannel(
 		else // must be SCAN_PASSIVE or SCAN_ACTIVE
 		{
 			if ((pAd->CommonCfg.PhyMode == PHY_11ABG_MIXED)
-#ifdef DOT11_N_SUPPORT
 				|| (pAd->CommonCfg.PhyMode == PHY_11ABGN_MIXED) || (pAd->CommonCfg.PhyMode == PHY_11AGN_MIXED)
-#endif // DOT11_N_SUPPORT //
 			)
 			{
 				if (pAd->MlmeAux.Channel > 14)
@@ -567,7 +561,6 @@ VOID ScanNextChannel(
 				FrameLen += Tmp;
 			}
 
-#ifdef DOT11_N_SUPPORT
 			if (pAd->CommonCfg.PhyMode >= PHY_11ABGN_MIXED)
 			{
 				ULONG	Tmp;
@@ -597,8 +590,6 @@ VOID ScanNextChannel(
 				}
 				FrameLen += Tmp;
 			}
-#endif // DOT11_N_SUPPORT //
-
 
 			MiniportMMRequest(pAd, 0, pOutBuffer, FrameLen);
 			MlmeFreeMemory(pAd, pOutBuffer);
diff --git a/drivers/staging/rt2870/common/mlme.c b/drivers/staging/rt2870/common/mlme.c
index b8e9db559b7..a3d5924eabe 100644
--- a/drivers/staging/rt2870/common/mlme.c
+++ b/drivers/staging/rt2870/common/mlme.c
@@ -50,9 +50,7 @@ UCHAR	Ccx2QosInfo[] = {0x00, 0x40, 0x96, 0x04};
 UCHAR   RALINK_OUI[]  = {0x00, 0x0c, 0x43};
 UCHAR   BROADCOM_OUI[]  = {0x00, 0x90, 0x4c};
 UCHAR   WPS_OUI[] = {0x00, 0x50, 0xf2, 0x04};
-#ifdef DOT11_N_SUPPORT
 UCHAR	PRE_N_HT_OUI[]	= {0x00, 0x90, 0x4c};
-#endif // DOT11_N_SUPPORT //
 
 UCHAR RateSwitchTable[] = {
 // Item No.   Mode   Curr-MCS   TrainUp   TrainDown		// Mode- Bit0: STBC, Bit1: Short GI, Bit4,5: Mode(0:CCK, 1:OFDM, 2:HT Mix, 3:HT GF)
@@ -128,7 +126,6 @@ UCHAR RateSwitchTable11G[] = {
     0x07, 0x10,  7, 10, 13,
 };
 
-#ifdef DOT11_N_SUPPORT
 UCHAR RateSwitchTable11N1S[] = {
 // Item No.   Mode   Curr-MCS   TrainUp   TrainDown		// Mode- Bit0: STBC, Bit1: Short GI, Bit4,5: Mode(0:CCK, 1:OFDM, 2:HT Mix, 3:HT GF)
     0x09, 0x00,  0,  0,  0,						// Initial used item after association
@@ -293,7 +290,6 @@ UCHAR RateSwitchTable11BGN3SForABand[] = { // 3*3
     0x0a, 0x20, 23,  8, 25,
     0x0b, 0x22, 23,  8, 25,
 };
-#endif // DOT11_N_SUPPORT //
 
 PUCHAR ReasonString[] = {
 	/* 0  */	 "Reserved",
@@ -340,11 +336,9 @@ USHORT RateIdTo500Kbps[] = { 2, 4, 11, 22, 12, 18, 24, 36, 48, 72, 96, 108, 144,
 UCHAR  SsidIe	 = IE_SSID;
 UCHAR  SupRateIe = IE_SUPP_RATES;
 UCHAR  ExtRateIe = IE_EXT_SUPP_RATES;
-#ifdef DOT11_N_SUPPORT
 UCHAR  HtCapIe = IE_HT_CAP;
 UCHAR  AddHtInfoIe = IE_ADD_HT;
 UCHAR  NewExtChanIe = IE_SECONDARY_CH_OFFSET;
-#endif // DOT11_N_SUPPORT //
 UCHAR  ErpIe	 = IE_ERP;
 UCHAR  DsIe 	 = IE_DS_PARM;
 UCHAR  TimIe	 = IE_TIM;
@@ -861,10 +855,8 @@ VOID MlmePeriodicExec(
 		RT2870_WatchDog(pAd);
 #endif // RT2870 //
 
-#ifdef DOT11_N_SUPPORT
    		// Need statistics after read counter. So put after NICUpdateRawCounters
 		ORIBATimerTimeout(pAd);
-#endif // DOT11_N_SUPPORT //
 
 		// if MGMT RING is full more than twice within 1 second, we consider there's
 		// a hardware problem stucking the TX path. In this case, try a hardware reset
@@ -1135,7 +1127,6 @@ VOID STAMlmePeriodicExec(
 
 SKIP_AUTO_SCAN_CONN:
 
-#ifdef DOT11_N_SUPPORT
     if ((pAd->MacTab.Content[BSSID_WCID].TXBAbitmap !=0) && (pAd->MacTab.fAnyBASession == FALSE))
 	{
 		pAd->MacTab.fAnyBASession = TRUE;
@@ -1146,7 +1137,6 @@ SKIP_AUTO_SCAN_CONN:
 		pAd->MacTab.fAnyBASession = FALSE;
 		AsicUpdateProtect(pAd, pAd->MlmeAux.AddHtInfo.AddHtInfo2.OperaionMode,  ALLN_SETPROTECT, FALSE, FALSE);
 	}
-#endif // DOT11_N_SUPPORT //
 
 	return;
 }
@@ -1256,7 +1246,6 @@ VOID MlmeSelectTxRateTable(
 
 		if ((pAd->OpMode == OPMODE_STA) && ADHOC_ON(pAd))
 		{
-#ifdef DOT11_N_SUPPORT
 			if ((pAd->CommonCfg.PhyMode >= PHY_11ABGN_MIXED) &&
 				(pEntry->HTCapability.MCSSet[0] == 0xff) &&
 				((pEntry->HTCapability.MCSSet[1] == 0x00) || (pAd->Antenna.field.TxPath == 1)))
@@ -1286,11 +1275,8 @@ VOID MlmeSelectTxRateTable(
 
 			}
 			else
-#endif // DOT11_N_SUPPORT //
 				if ((pEntry->RateLen == 4)
-#ifdef DOT11_N_SUPPORT
 					&& (pEntry->HTCapability.MCSSet[0] == 0) && (pEntry->HTCapability.MCSSet[1] == 0)
-#endif // DOT11_N_SUPPORT //
 					)
 			{
 				*ppTable = RateSwitchTable11B;
@@ -1315,7 +1301,6 @@ VOID MlmeSelectTxRateTable(
 			break;
 		}
 
-#ifdef DOT11_N_SUPPORT
 		//if ((pAd->StaActive.SupRateLen + pAd->StaActive.ExtRateLen == 12) && (pAd->StaActive.SupportedPhyInfo.MCSSet[0] == 0xff) &&
 		//	((pAd->StaActive.SupportedPhyInfo.MCSSet[1] == 0x00) || (pAd->Antenna.field.TxPath == 1)))
 		if ((pEntry->RateLen == 12) && (pEntry->HTCapability.MCSSet[0] == 0xff) &&
@@ -1378,12 +1363,10 @@ VOID MlmeSelectTxRateTable(
 
 			break;
 		}
-#endif // DOT11_N_SUPPORT //
+
 		//else if ((pAd->StaActive.SupRateLen == 4) && (pAd->StaActive.ExtRateLen == 0) && (pAd->StaActive.SupportedPhyInfo.MCSSet[0] == 0) && (pAd->StaActive.SupportedPhyInfo.MCSSet[1] == 0))
 		if ((pEntry->RateLen == 4)
-#ifdef DOT11_N_SUPPORT
 			&& (pEntry->HTCapability.MCSSet[0] == 0) && (pEntry->HTCapability.MCSSet[1] == 0)
-#endif // DOT11_N_SUPPORT //
 			)
 		{// B only AP
 			*ppTable = RateSwitchTable11B;
@@ -1395,9 +1378,7 @@ VOID MlmeSelectTxRateTable(
 
 		//else if ((pAd->StaActive.SupRateLen + pAd->StaActive.ExtRateLen > 8) && (pAd->StaActive.SupportedPhyInfo.MCSSet[0] == 0) && (pAd->StaActive.SupportedPhyInfo.MCSSet[1] == 0))
 		if ((pEntry->RateLen > 8)
-#ifdef DOT11_N_SUPPORT
 			&& (pEntry->HTCapability.MCSSet[0] == 0) && (pEntry->HTCapability.MCSSet[1] == 0)
-#endif // DOT11_N_SUPPORT //
 			)
 		{// B/G  mixed AP
 			*ppTable = RateSwitchTable11BG;
@@ -1409,9 +1390,7 @@ VOID MlmeSelectTxRateTable(
 
 		//else if ((pAd->StaActive.SupRateLen + pAd->StaActive.ExtRateLen == 8) && (pAd->StaActive.SupportedPhyInfo.MCSSet[0] == 0) && (pAd->StaActive.SupportedPhyInfo.MCSSet[1] == 0))
 		if ((pEntry->RateLen == 8)
-#ifdef DOT11_N_SUPPORT
 			&& (pEntry->HTCapability.MCSSet[0] == 0) && (pEntry->HTCapability.MCSSet[1] == 0)
-#endif // DOT11_N_SUPPORT //
 			)
 		{// G only AP
 			*ppTable = RateSwitchTable11G;
@@ -1420,15 +1399,11 @@ VOID MlmeSelectTxRateTable(
 
 			break;
 		}
-#ifdef DOT11_N_SUPPORT
-#endif // DOT11_N_SUPPORT //
 
 		IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
 		{
-#ifdef DOT11_N_SUPPORT
 			//else if ((pAd->StaActive.SupportedPhyInfo.MCSSet[0] == 0) && (pAd->StaActive.SupportedPhyInfo.MCSSet[1] == 0))
 			if ((pEntry->HTCapability.MCSSet[0] == 0) && (pEntry->HTCapability.MCSSet[1] == 0))
-#endif // DOT11_N_SUPPORT //
 			{	// Legacy mode
 				if (pAd->CommonCfg.MaxTxRate <= RATE_11)
 				{
@@ -1451,7 +1426,7 @@ VOID MlmeSelectTxRateTable(
 				}
 				break;
 			}
-#ifdef DOT11_N_SUPPORT
+
 			if (pAd->LatchRfRegs.Channel <= 14)
 			{
 				if (pAd->CommonCfg.TxStream == 1)
@@ -1486,7 +1461,7 @@ VOID MlmeSelectTxRateTable(
 					DBGPRINT_RAW(RT_DEBUG_ERROR,("DRS: unkown mode,default use 11N 2S AP \n"));
 				}
 			}
-#endif // DOT11_N_SUPPORT //
+
 			DBGPRINT_RAW(RT_DEBUG_ERROR,("DRS: unkown mode (SupRateLen=%d, ExtRateLen=%d, MCSSet[0]=0x%x, MCSSet[1]=0x%x)\n",
 				pAd->StaActive.SupRateLen, pAd->StaActive.ExtRateLen, pAd->StaActive.SupportedPhyInfo.MCSSet[0], pAd->StaActive.SupportedPhyInfo.MCSSet[1]));
 		}
@@ -1710,13 +1685,11 @@ VOID MlmeSetTxRate(
 {
 	UCHAR	MaxMode = MODE_OFDM;
 
-#ifdef DOT11_N_SUPPORT
 	MaxMode = MODE_HTGREENFIELD;
 
 	if (pTxRate->STBC && (pAd->StaCfg.MaxHTPhyMode.field.STBC) && (pAd->Antenna.field.TxPath == 2))
 		pAd->StaCfg.HTPhyMode.field.STBC = STBC_USE;
 	else
-#endif // DOT11_N_SUPPORT //
 		pAd->StaCfg.HTPhyMode.field.STBC = STBC_NONE;
 
 	if (pTxRate->CurrMCS < MCS_AUTO)
@@ -1746,14 +1719,11 @@ VOID MlmeSetTxRate(
 		if (pTxRate->Mode <= MaxMode)
 			pAd->StaCfg.HTPhyMode.field.MODE = pTxRate->Mode;
 
-#ifdef DOT11_N_SUPPORT
 		if (pTxRate->ShortGI && (pAd->StaCfg.MaxHTPhyMode.field.ShortGI))
 			pAd->StaCfg.HTPhyMode.field.ShortGI = GI_400;
 		else
-#endif // DOT11_N_SUPPORT //
 			pAd->StaCfg.HTPhyMode.field.ShortGI = GI_800;
 
-#ifdef DOT11_N_SUPPORT
 		// Reexam each bandwidth's SGI support.
 		if (pAd->StaCfg.HTPhyMode.field.ShortGI == GI_400)
 		{
@@ -1797,17 +1767,15 @@ VOID MlmeSetTxRate(
 		{
 			AsicUpdateProtect(pAd, HT_RTSCTS_6M, ALLN_SETPROTECT, TRUE, (BOOLEAN)pAd->MlmeAux.AddHtInfo.AddHtInfo2.NonGfPresent);
 		}
-#endif // DOT11_N_SUPPORT //
 
 		pEntry->HTPhyMode.field.STBC	= pAd->StaCfg.HTPhyMode.field.STBC;
 		pEntry->HTPhyMode.field.ShortGI	= pAd->StaCfg.HTPhyMode.field.ShortGI;
 		pEntry->HTPhyMode.field.MCS		= pAd->StaCfg.HTPhyMode.field.MCS;
 		pEntry->HTPhyMode.field.MODE	= pAd->StaCfg.HTPhyMode.field.MODE;
-#ifdef DOT11_N_SUPPORT
+
 		if ((pAd->StaCfg.MaxHTPhyMode.field.MODE == MODE_HTGREENFIELD) &&
 		    pAd->WIFItestbed.bGreenField)
 		    pEntry->HTPhyMode.field.MODE = MODE_HTGREENFIELD;
-#endif // DOT11_N_SUPPORT //
 	}
 
 	pAd->LastTxRate = (USHORT)(pEntry->HTPhyMode.word);
@@ -1959,14 +1927,12 @@ VOID MlmeDynamicTxRateSwitching(
 
 		pCurrTxRate = (PRTMP_TX_RATE_SWITCH) &pTable[(CurrRateIdx+1)*5];
 
-#ifdef DOT11_N_SUPPORT
 		if ((Rssi > -65) && (pCurrTxRate->Mode >= MODE_HTMIX))
 		{
 			TrainUp		= (pCurrTxRate->TrainUp + (pCurrTxRate->TrainUp >> 1));
 			TrainDown	= (pCurrTxRate->TrainDown + (pCurrTxRate->TrainDown >> 1));
 		}
 		else
-#endif // DOT11_N_SUPPORT //
 		{
 			TrainUp		= pCurrTxRate->TrainUp;
 			TrainDown	= pCurrTxRate->TrainDown;
@@ -2090,7 +2056,7 @@ VOID MlmeDynamicTxRateSwitching(
 					RssiOffset = 8;
 				}
 			}
-#ifdef DOT11_N_SUPPORT
+
 			/*if (MCS15)*/
 			if ((pTable == RateSwitchTable11BGN3S) ||
 				(pTable == RateSwitchTable11N3S) ||
@@ -2157,7 +2123,6 @@ VOID MlmeDynamicTxRateSwitching(
 					TxRateIdx = MCS0;
 			}
 			else
-#endif // DOT11_N_SUPPORT //
 			{// Legacy mode
 				if (MCS7 && (Rssi > -70))
 					TxRateIdx = MCS7;
@@ -2391,14 +2356,12 @@ VOID StaQuickResponeForRateUpExec(
 
 		pCurrTxRate = (PRTMP_TX_RATE_SWITCH) &pTable[(CurrRateIdx+1)*5];
 
-#ifdef DOT11_N_SUPPORT
 		if ((Rssi > -65) && (pCurrTxRate->Mode >= MODE_HTMIX))
 		{
 			TrainUp		= (pCurrTxRate->TrainUp + (pCurrTxRate->TrainUp >> 1));
 			TrainDown	= (pCurrTxRate->TrainDown + (pCurrTxRate->TrainDown >> 1));
 		}
 		else
-#endif // DOT11_N_SUPPORT //
 		{
 			TrainUp		= pCurrTxRate->TrainUp;
 			TrainDown	= pCurrTxRate->TrainDown;
@@ -2961,9 +2924,7 @@ VOID MlmeUpdateTxRates(
 		{
 			case PHY_11BG_MIXED:
 			case PHY_11B:
-#ifdef DOT11_N_SUPPORT
 			case PHY_11BGN_MIXED:
-#endif // DOT11_N_SUPPORT //
 				pAd->CommonCfg.MlmeRate = RATE_1;
 				pAd->CommonCfg.MlmeTransmit.field.MODE = MODE_CCK;
 				pAd->CommonCfg.MlmeTransmit.field.MCS = RATE_1;
@@ -2976,22 +2937,18 @@ VOID MlmeUpdateTxRates(
 				break;
 			case PHY_11G:
 			case PHY_11A:
-#ifdef DOT11_N_SUPPORT
 			case PHY_11AGN_MIXED:
 			case PHY_11GN_MIXED:
 			case PHY_11N_2_4G:
 			case PHY_11AN_MIXED:
 			case PHY_11N_5G:
-#endif // DOT11_N_SUPPORT //
 				pAd->CommonCfg.MlmeRate = RATE_6;
 				pAd->CommonCfg.RtsRate = RATE_6;
 				pAd->CommonCfg.MlmeTransmit.field.MODE = MODE_OFDM;
 				pAd->CommonCfg.MlmeTransmit.field.MCS = OfdmRateToRxwiMCS[pAd->CommonCfg.MlmeRate];
 				break;
 			case PHY_11ABG_MIXED:
-#ifdef DOT11_N_SUPPORT
 			case PHY_11ABGN_MIXED:
-#endif // DOT11_N_SUPPORT //
 				if (pAd->CommonCfg.Channel <= 14)
 				{
 					pAd->CommonCfg.MlmeRate = RATE_1;
@@ -3034,7 +2991,6 @@ VOID MlmeUpdateTxRates(
 			 pAd->CommonCfg.MlmeTransmit.word, pAd->MacTab.Content[BSSID_WCID].MinHTPhyMode.word ,pAd->MacTab.Content[BSSID_WCID].MaxHTPhyMode.word ,pAd->MacTab.Content[BSSID_WCID].HTPhyMode.word ));
 }
 
-#ifdef DOT11_N_SUPPORT
 /*
 	==========================================================================
 	Description:
@@ -3185,7 +3141,6 @@ VOID MlmeUpdateHtTxRates(
 		pHtPhy->field.BW, pHtPhy->field.ShortGI, pHtPhy->field.MODE));
 	DBGPRINT(RT_DEBUG_TRACE,("MlmeUpdateHtTxRates<=== \n"));
 }
-#endif // DOT11_N_SUPPORT //
 
 // IRQL = DISPATCH_LEVEL
 VOID MlmeRadioOff(
@@ -3230,7 +3185,6 @@ VOID BssTableInit(
 	}
 }
 
-#ifdef DOT11_N_SUPPORT
 VOID BATableInit(
 	IN PRTMP_ADAPTER pAd,
     IN BA_TABLE *Tab)
@@ -3250,7 +3204,6 @@ VOID BATableInit(
 		Tab->BAOriEntry[i].ORI_BA_Status = Originator_NONE;
 	}
 }
-#endif // DOT11_N_SUPPORT //
 
 /*! \brief search the BSS table by SSID
  *	\param p_tab pointer to the bss table
@@ -3360,7 +3313,6 @@ VOID BssTableDeleteEntry(
 	}
 }
 
-#ifdef DOT11_N_SUPPORT
 /*
 	========================================================================
 	Routine Description:
@@ -3392,7 +3344,6 @@ VOID BATableDeleteORIEntry(
 		NdisReleaseSpinLock(&pAd->BATabLock);
 	}
 }
-#endif // DOT11_N_SUPPORT //
 
 /*! \brief
  *	\param
@@ -3509,7 +3460,7 @@ VOID BssEntrySet(
 
 	pBss->AddHtInfoLen = 0;
 	pBss->HtCapabilityLen = 0;
-#ifdef DOT11_N_SUPPORT
+
 	if (HtCapabilityLen> 0)
 	{
 		pBss->HtCapabilityLen = HtCapabilityLen;
@@ -3529,7 +3480,6 @@ VOID BssEntrySet(
 				}
 		}
 	}
-#endif // DOT11_N_SUPPORT //
 
 	BssCipherParse(pBss);
 
@@ -3720,7 +3670,7 @@ VOID BssTableSsidSort(
 			(SSID_EQUAL(Ssid, SsidLen, pInBss->Ssid, pInBss->SsidLen) || bIsHiddenApIncluded))
 		{
 			BSS_ENTRY *pOutBss = &OutTab->BssEntry[OutTab->BssNr];
-#ifdef DOT11_N_SUPPORT
+
 			// 2.4G/5G N only mode
 			if ((pInBss->HtCapabilityLen == 0) &&
 				((pAd->CommonCfg.PhyMode == PHY_11N_2_4G) || (pAd->CommonCfg.PhyMode == PHY_11N_5G)))
@@ -3728,7 +3678,6 @@ VOID BssTableSsidSort(
 				DBGPRINT(RT_DEBUG_TRACE,("STA is in N-only Mode, this AP don't have Ht capability in Beacon.\n"));
 				continue;
 			}
-#endif // DOT11_N_SUPPORT //
 
 			// New for WPA2
 			// Check the Authmode first
@@ -3801,7 +3750,6 @@ VOID BssTableSsidSort(
 			if (SsidLen == 0)
 				continue;
 
-#ifdef DOT11_N_SUPPORT
 			// If both station and AP use 40MHz, still need to check if the 40MHZ band's legality in my country region
 			// If this 40MHz wideband is not allowed in my country list, use bandwidth 20MHZ instead,
 			if ((pInBss->CentralChannel != pInBss->Channel) &&
@@ -3821,7 +3769,6 @@ VOID BssTableSsidSort(
 					}
 				}
 			}
-#endif // DOT11_N_SUPPORT //
 
 			// copy matching BSS from InTab to OutTab
 			NdisMoveMemory(pOutBss, pInBss, sizeof(BSS_ENTRY));
@@ -3832,8 +3779,6 @@ VOID BssTableSsidSort(
 		{
 			BSS_ENTRY *pOutBss = &OutTab->BssEntry[OutTab->BssNr];
 
-
-#ifdef DOT11_N_SUPPORT
 			// 2.4G/5G N only mode
 			if ((pInBss->HtCapabilityLen == 0) &&
 				((pAd->CommonCfg.PhyMode == PHY_11N_2_4G) || (pAd->CommonCfg.PhyMode == PHY_11N_5G)))
@@ -3841,7 +3786,6 @@ VOID BssTableSsidSort(
 				DBGPRINT(RT_DEBUG_TRACE,("STA is in N-only Mode, this AP don't have Ht capability in Beacon.\n"));
 				continue;
 			}
-#endif // DOT11_N_SUPPORT //
 
 			// New for WPA2
 			// Check the Authmode first
@@ -3897,7 +3841,6 @@ VOID BssTableSsidSort(
 			else if (pAd->StaCfg.WepStatus != pInBss->WepStatus)
 					continue;
 
-#ifdef DOT11_N_SUPPORT
 			// If both station and AP use 40MHz, still need to check if the 40MHZ band's legality in my country region
 			// If this 40MHz wideband is not allowed in my country list, use bandwidth 20MHZ instead,
 			if ((pInBss->CentralChannel != pInBss->Channel) &&
@@ -3910,7 +3853,6 @@ VOID BssTableSsidSort(
 					pAd->CommonCfg.RegTransmitSetting.field.BW = BW_40;
 				}
 			}
-#endif // DOT11_N_SUPPORT //
 
 			// copy matching BSS from InTab to OutTab
 			NdisMoveMemory(pOutBss, pInBss, sizeof(BSS_ENTRY));
@@ -5076,7 +5018,6 @@ VOID AsicUpdateAutoFallBackTable(
 					}
 				}
 				break;
-#ifdef DOT11_N_SUPPORT
 			case 2:		//HT-MIX
 			case 3:		//HT-GF
 				{
@@ -5138,7 +5079,6 @@ VOID AsicUpdateAutoFallBackTable(
 					}
 				}
 				break;
-#endif // DOT11_N_SUPPORT //
 		}
 
 		pNextTxRate = pCurrTxRate;
@@ -5180,7 +5120,6 @@ VOID 	AsicUpdateProtect(
 	UCHAR			i;
 	UINT32 MacReg = 0;
 
-#ifdef DOT11_N_SUPPORT
 	if (!(pAd->CommonCfg.bHTProtect) && (OperationMode != 8))
 	{
 		return;
@@ -5194,7 +5133,6 @@ VOID 	AsicUpdateProtect(
 		SetMask = ALLN_SETPROTECT;
 		OperationMode = 8;
 	}
-#endif // DOT11_N_SUPPORT //
 
 	// Config ASIC RTS threshold register
 	RTMP_IO_READ32(pAd, TX_RTS_CFG, &MacReg);
@@ -5204,9 +5142,7 @@ VOID 	AsicUpdateProtect(
 #else
 	// If the user want disable RtsThreshold and enable Amsdu/Ralink-Aggregation, set the RtsThreshold as 4096
         if ((
-#ifdef DOT11_N_SUPPORT
 			(pAd->CommonCfg.BACapability.field.AmsduEnable) ||
-#endif // DOT11_N_SUPPORT //
 			(pAd->CommonCfg.bAggregationCapable == TRUE))
             && pAd->CommonCfg.RtsThreshold == MAX_RTS_THRESHOLD)
         {
@@ -5255,7 +5191,6 @@ VOID 	AsicUpdateProtect(
 		Protect[1] = ProtCfg.word;
 	}
 
-#ifdef DOT11_N_SUPPORT
 	// Decide HT frame protection.
 	if ((SetMask & ALLN_SETPROTECT) != 0)
 	{
@@ -5386,7 +5321,6 @@ VOID 	AsicUpdateProtect(
 				break;
 		}
 	}
-#endif // DOT11_N_SUPPORT //
 
 	offset = CCK_PROT_CFG;
 	for (i = 0;i < 6;i++)
@@ -6203,9 +6137,7 @@ VOID AsicDisableRDG(
 	//	Data |= 0x60; // for performance issue not set the TXOP to 0
 #endif
 	if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_DYNAMIC_BE_TXOP_ACTIVE)
-#ifdef DOT11_N_SUPPORT
 		&& (pAd->MacTab.fAnyStationMIMOPSDynamic == FALSE)
-#endif // DOT11_N_SUPPORT //
 	)
 	{
 		// For CWC test, change txop from 0x30 to 0x20 in TxBurst mode
@@ -6643,9 +6575,7 @@ VOID 	AsicSetSlotTime(
 	{
 		// force using short SLOT time for FAE to demo performance when TxBurst is ON
 		if (((pAd->StaActive.SupportedPhyInfo.bHtEnable == FALSE) && (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_WMM_INUSED)))
-#ifdef DOT11_N_SUPPORT
 			|| ((pAd->StaActive.SupportedPhyInfo.bHtEnable == TRUE) && (pAd->CommonCfg.BACapability.field.Policy == BA_NOTUSE))
-#endif // DOT11_N_SUPPORT //
 			)
 		{
 			// In this case, we will think it is doing Wi-Fi test
@@ -7185,7 +7115,6 @@ VOID	RTMPCheckRates(
 	NdisMoveMemory(SupRate, NewRate, NewRateLen);
 }
 
-#ifdef DOT11_N_SUPPORT
 BOOLEAN RTMPCheckChannel(
 	IN PRTMP_ADAPTER pAd,
 	IN UCHAR		CentralChannel,
@@ -7331,7 +7260,6 @@ BOOLEAN 	RTMPCheckHt(
 	COPY_AP_HTSETTINGS_FROM_BEACON(pAd, pHtCapability);
 	return TRUE;
 }
-#endif // DOT11_N_SUPPORT //
 
 /*
 	========================================================================
@@ -7364,10 +7292,8 @@ VOID RTMPUpdateMlmeRate(
 			MinimumRate = RATE_1;
 			break;
 		case PHY_11BG_MIXED:
-#ifdef DOT11_N_SUPPORT
 		case PHY_11ABGN_MIXED:
 		case PHY_11BGN_MIXED:
-#endif // DOT11_N_SUPPORT //
 			if ((pAd->MlmeAux.SupRateLen == 4) &&
 				(pAd->MlmeAux.ExtRateLen == 0))
 				// B only AP
@@ -7381,13 +7307,11 @@ VOID RTMPUpdateMlmeRate(
 				MinimumRate = RATE_6;
 			break;
 		case PHY_11A:
-#ifdef DOT11_N_SUPPORT
 		case PHY_11N_2_4G:	// rt2860 need to check mlmerate for 802.11n
 		case PHY_11GN_MIXED:
 		case PHY_11AGN_MIXED:
 		case PHY_11AN_MIXED:
 		case PHY_11N_5G:
-#endif // DOT11_N_SUPPORT //
 			ProperMlmeRate = RATE_24;
 			MinimumRate = RATE_6;
 			break;
@@ -7982,13 +7906,11 @@ VOID RTMPSetAGCInitValue(
 			R66 = (UCHAR)(0x32 + (GET_LNA_GAIN(pAd)*5)/3);
 			RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R66, R66);
 		}
-#ifdef DOT11_N_SUPPORT
 		else
 		{
 			R66 = (UCHAR)(0x3A + (GET_LNA_GAIN(pAd)*5)/3);
 			RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R66, R66);
 		}
-#endif // DOT11_N_SUPPORT //
 	}
 
 }
diff --git a/drivers/staging/rt2870/common/rtmp_init.c b/drivers/staging/rt2870/common/rtmp_init.c
index 27cbb479327..e3b846ec363 100644
--- a/drivers/staging/rt2870/common/rtmp_init.c
+++ b/drivers/staging/rt2870/common/rtmp_init.c
@@ -1504,13 +1504,11 @@ VOID	NICReadEEPROMParameters(
 		if ((pAd->CommonCfg.PhyMode == PHY_11ABG_MIXED) ||
 			(pAd->CommonCfg.PhyMode == PHY_11A))
 			pAd->CommonCfg.PhyMode = PHY_11BG_MIXED;
-#ifdef DOT11_N_SUPPORT
 		else if ((pAd->CommonCfg.PhyMode == PHY_11ABGN_MIXED)	||
 				 (pAd->CommonCfg.PhyMode == PHY_11AN_MIXED) 	||
 				 (pAd->CommonCfg.PhyMode == PHY_11AGN_MIXED) 	||
 				 (pAd->CommonCfg.PhyMode == PHY_11N_5G))
 			pAd->CommonCfg.PhyMode = PHY_11BGN_MIXED;
-#endif // DOT11_N_SUPPORT //
 	}
 
 	// Read TSSI reference and TSSI boundary for temperature compensation. This is ugly
@@ -1601,9 +1599,7 @@ VOID	NICReadEEPROMParameters(
 		TmpPhy = pAd->CommonCfg.PhyMode;
 		pAd->CommonCfg.PhyMode = 0xff;
 		RTMPSetPhyMode(pAd, TmpPhy);
-#ifdef DOT11_N_SUPPORT
 		SetCommonHT(pAd);
-#endif // DOT11_N_SUPPORT //
 	}
 
 	//
@@ -2275,10 +2271,8 @@ VOID NICUpdateFifoStaCounters(
 
 			pEntry->DebugFIFOCount++;
 
-#ifdef DOT11_N_SUPPORT
 			if (StaFifo.field.TxBF) // 3*3
 				pEntry->TxBFCount++;
-#endif // DOT11_N_SUPPORT //
 
 #ifdef UAPSD_AP_SUPPORT
 			UAPSD_SP_AUE_Handle(pAd, pEntry, StaFifo.field.TxSuccess);
@@ -2296,19 +2290,15 @@ VOID NICUpdateFifoStaCounters(
 					SendRefreshBAR(pAd, pEntry);
 					pEntry->NoBADataCountDown = 64;
 #else
-#ifdef DOT11_N_SUPPORT
 					pEntry->NoBADataCountDown = 64;
-#endif // DOT11_N_SUPPORT //
 
 					if(pEntry->PsMode == PWR_ACTIVE)
 					{
-#ifdef DOT11_N_SUPPORT
 						int tid;
 						for (tid=0; tid<NUM_OF_TID; tid++)
 						{
 							BAOriSessionTearDown(pAd, pEntry->Aid,  tid, FALSE, FALSE);
 						}
-#endif // DOT11_N_SUPPORT //
 
 						// Update the continuous transmission counter except PS mode
 						pEntry->ContinueTxFailCnt++;
@@ -2327,7 +2317,6 @@ VOID NICUpdateFifoStaCounters(
 			}
 			else
 			{
-#ifdef DOT11_N_SUPPORT
 				if ((pEntry->PsMode != PWR_SAVE) && (pEntry->NoBADataCountDown > 0))
 				{
 					pEntry->NoBADataCountDown--;
@@ -2336,7 +2325,7 @@ VOID NICUpdateFifoStaCounters(
 						DBGPRINT(RT_DEBUG_TRACE, ("@\n"));
 					}
 				}
-#endif // DOT11_N_SUPPORT //
+
 				pEntry->FIFOCount = 0;
 				pEntry->OneSecTxNoRetryOkCount++;
 				// update NoDataIdleCount when sucessful send packet to STA.
@@ -3191,7 +3180,6 @@ VOID	UserCfgInit(
 
 	NdisZeroMemory(&pAd->BeaconTxWI, sizeof(pAd->BeaconTxWI));
 
-#ifdef DOT11_N_SUPPORT
 	NdisZeroMemory(&pAd->CommonCfg.HtCapability, sizeof(pAd->CommonCfg.HtCapability));
 	pAd->HTCEnable = FALSE;
 	pAd->bBroadComHT = FALSE;
@@ -3217,7 +3205,6 @@ VOID	UserCfgInit(
 	pAd->CommonCfg.TxBASize = 7;
 
 	pAd->CommonCfg.REGBACapability.word = pAd->CommonCfg.BACapability.word;
-#endif // DOT11_N_SUPPORT //
 
 	//pAd->CommonCfg.HTPhyMode.field.BW = BW_20;
 	//pAd->CommonCfg.HTPhyMode.field.MCS = MCS_AUTO;
diff --git a/drivers/staging/rt2870/common/spectrum.c b/drivers/staging/rt2870/common/spectrum.c
index f2e0a8b7503..c2a9443b36a 100644
--- a/drivers/staging/rt2870/common/spectrum.c
+++ b/drivers/staging/rt2870/common/spectrum.c
@@ -1068,9 +1068,9 @@ static VOID StartDFSProcedure(
 {
 	// start DFS procedure
 	pAd->CommonCfg.Channel = Channel;
-#ifdef DOT11_N_SUPPORT
+
 	N_ChannelCheck(pAd);
-#endif // DOT11_N_SUPPORT //
+
 	pAd->CommonCfg.RadarDetect.RDMode = RD_SWITCHING_MODE;
 	pAd->CommonCfg.RadarDetect.CSCount = 0;
 }