dirty fix to merging

1 files changed, 876 insertions, 0 deletions

diff --git a/drivers/net/wireless/rtl8188C_8192C/hal/rtl8192c/rtl8192c_rxdesc.c b/drivers/net/wireless/rtl8188C_8192C/hal/rtl8192c/rtl8192c_rxdesc.c
new file mode 100755
index 00000000..3e0d795e
--- /dev/null
+++ b/drivers/net/wireless/rtl8188C_8192C/hal/rtl8192c/rtl8192c_rxdesc.c
@@ -0,0 +1,876 @@
+/******************************************************************************
+ *
+ * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
+ *                                        
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
+ *
+ *
+ ******************************************************************************/
+#define _RTL8192C_REDESC_C_
+#include <drv_conf.h>
+#include <osdep_service.h>
+#include <drv_types.h>
+#include <rtl8192c_hal.h>
+
+static u8 evm_db2percentage(s8 value)
+{
+	//
+	// -33dB~0dB to 0%~99%
+	//
+	s8 ret_val;
+
+	ret_val = value;
+	//ret_val /= 2;
+
+	RT_TRACE(_module_rtl871x_recv_c_,_drv_info_,("EVMdbToPercentage92S Value=%d / %x \n", ret_val, ret_val));
+
+	if(ret_val >= 0)
+		ret_val = 0;
+	if(ret_val <= -33)
+		ret_val = -33;
+
+	ret_val = 0 - ret_val;
+	ret_val*=3;
+
+	if(ret_val == 99)
+		ret_val = 100;
+
+	return(ret_val);
+}
+
+
+static s32 signal_scale_mapping(_adapter *padapter, s32 cur_sig )
+{
+	s32 ret_sig;
+
+#ifdef CONFIG_USB_HCI
+	if(cur_sig >= 51 && cur_sig <= 100)
+	{
+		ret_sig = 100;
+	}
+	else if(cur_sig >= 41 && cur_sig <= 50)
+	{
+		ret_sig = 80 + ((cur_sig - 40)*2);
+	}
+	else if(cur_sig >= 31 && cur_sig <= 40)
+	{
+		ret_sig = 66 + (cur_sig - 30);
+	}
+	else if(cur_sig >= 21 && cur_sig <= 30)
+	{
+		ret_sig = 54 + (cur_sig - 20);
+	}
+	else if(cur_sig >= 10 && cur_sig <= 20)
+	{
+		ret_sig = 42 + (((cur_sig - 10) * 2) / 3);
+	}
+	else if(cur_sig >= 5 && cur_sig <= 9)
+	{
+		ret_sig = 22 + (((cur_sig - 5) * 3) / 2);
+	}
+	else if(cur_sig >= 1 && cur_sig <= 4)
+	{
+		ret_sig = 6 + (((cur_sig - 1) * 3) / 2);
+	}
+	else
+	{
+		ret_sig = cur_sig;
+	}
+#else
+	HAL_DATA_TYPE	*pHalData = GET_HAL_DATA(padapter);
+
+	if(pHalData->CustomerID == RT_CID_819x_Lenovo)
+	{
+		// Step 1. Scale mapping.
+		// 20100611 Joseph: Re-tunning RSSI presentation for Lenovo.
+		// 20100426 Joseph: Modify Signal strength mapping.
+		// This modification makes the RSSI indication similar to Intel solution.
+		// 20100414 Joseph: Tunning RSSI for Lenovo according to RTL8191SE.
+		if(cur_sig >= 54 && cur_sig <= 100)
+		{
+			ret_sig = 100;
+		}
+		else if(cur_sig>=42 && cur_sig <= 53 )
+		{
+			ret_sig = 95;
+		}
+		else if(cur_sig>=36 && cur_sig <= 41 )
+		{
+			ret_sig = 74 + ((cur_sig - 36) *20)/6;
+		}
+		else if(cur_sig>=33 && cur_sig <= 35 )
+		{
+			ret_sig = 65 + ((cur_sig - 33) *8)/2;
+		}
+		else if(cur_sig>=18 && cur_sig <= 32 )
+		{
+			ret_sig = 62 + ((cur_sig - 18) *2)/15;
+		}
+		else if(cur_sig>=15 && cur_sig <= 17 )
+		{
+			ret_sig = 33 + ((cur_sig - 15) *28)/2;
+		}
+		else if(cur_sig>=10 && cur_sig <= 14 )
+		{
+			ret_sig = 39;
+		}
+		else if(cur_sig>=8 && cur_sig <= 9 )
+		{
+			ret_sig = 33;
+		}
+		else if(cur_sig <= 8 )
+		{
+			ret_sig = 19;
+		}
+	}
+	else
+	{
+		// Step 1. Scale mapping.
+		if(cur_sig >= 61 && cur_sig <= 100)
+		{
+			ret_sig = 90 + ((cur_sig - 60) / 4);
+		}
+		else if(cur_sig >= 41 && cur_sig <= 60)
+		{
+			ret_sig = 78 + ((cur_sig - 40) / 2);
+		}
+		else if(cur_sig >= 31 && cur_sig <= 40)
+		{
+			ret_sig = 66 + (cur_sig - 30);
+		}
+		else if(cur_sig >= 21 && cur_sig <= 30)
+		{
+			ret_sig = 54 + (cur_sig - 20);
+		}
+		else if(cur_sig >= 5 && cur_sig <= 20)
+		{
+			ret_sig = 42 + (((cur_sig - 5) * 2) / 3);
+		}
+		else if(cur_sig == 4)
+		{
+			ret_sig = 36;
+		}
+		else if(cur_sig == 3)
+		{
+			ret_sig = 27;
+		}
+		else if(cur_sig == 2)
+		{
+			ret_sig = 18;
+		}
+		else if(cur_sig == 1)
+		{
+			ret_sig = 9;
+		}
+		else
+		{
+			ret_sig = cur_sig;
+		}
+	}
+#endif
+
+	return ret_sig;
+}
+
+
+static s32  translate2dbm(u8 signal_strength_idx)
+{
+	s32	signal_power; // in dBm.
+
+
+	// Translate to dBm (x=0.5y-95).
+	signal_power = (s32)((signal_strength_idx + 1) >> 1);
+	signal_power -= 95;
+
+	return signal_power;
+}
+
+static void query_rx_phy_status(union recv_frame *prframe, struct phy_stat *pphy_stat)
+{
+	PHY_STS_OFDM_8192CD_T	*pOfdm_buf;
+	PHY_STS_CCK_8192CD_T	*pCck_buf;
+	u8	i, max_spatial_stream, evm;
+	s8	rx_pwr[4], rx_pwr_all = 0;
+	u8	pwdb_all;
+	u32	rssi,total_rssi=0;
+	u8 	bcck_rate=0, rf_rx_num = 0, cck_highpwr = 0;
+	_adapter				*padapter = prframe->u.hdr.adapter;
+	struct rx_pkt_attrib	*pattrib = &prframe->u.hdr.attrib;
+	HAL_DATA_TYPE		*pHalData = GET_HAL_DATA(padapter);
+	struct dm_priv		*pdmpriv = &pHalData->dmpriv;
+	u8	tmp_rxsnr;
+	s8	rx_snrX;
+
+#ifdef CONFIG_HW_ANTENNA_DIVERSITY
+	PHY_RX_DRIVER_INFO_8192CD *pDrvInfo = ((PHY_RX_DRIVER_INFO_8192CD *)pphy_stat);
+	u8 	bant1_sel = (pDrvInfo->ANTSEL == 1)?_TRUE:_FALSE;	
+#endif
+
+	// Record it for next packet processing
+	bcck_rate=(pattrib->mcs_rate<=3? 1:0);
+
+	if(bcck_rate) //CCK
+	{
+		u8 report;
+#ifdef CONFIG_HW_ANTENNA_DIVERSITY		
+		if(bant1_sel == _TRUE)
+			pHalData->CCK_Ant1_Cnt++;
+		else
+			pHalData->CCK_Ant2_Cnt++;
+#endif		
+
+		// CCK Driver info Structure is not the same as OFDM packet.
+		pCck_buf = (PHY_STS_CCK_8192CD_T *)pphy_stat;
+		//Adapter->RxStats.NumQryPhyStatusCCK++;
+
+		//
+		// (1)Hardware does not provide RSSI for CCK
+		// (2)PWDB, Average PWDB cacluated by hardware (for rate adaptive)
+		//
+
+		if(padapter->pwrctrlpriv.rf_pwrstate == rf_on)
+			cck_highpwr = (u8)pHalData->bCckHighPower;
+		else
+			cck_highpwr = _FALSE;
+
+		if(!cck_highpwr)
+		{
+			report = pCck_buf->cck_agc_rpt&0xc0;
+			report = report>>6;
+			switch(report)
+			{
+				// 03312009 modified by cosa
+				// Modify the RF RNA gain value to -40, -20, -2, 14 by Jenyu's suggestion
+				// Note: different RF with the different RNA gain.
+				case 0x3:
+					rx_pwr_all = (-46) - (pCck_buf->cck_agc_rpt & 0x3e);
+					break;
+				case 0x2:
+					rx_pwr_all = (-26) - (pCck_buf->cck_agc_rpt & 0x3e);
+					break;
+				case 0x1:
+					rx_pwr_all = (-12) - (pCck_buf->cck_agc_rpt & 0x3e);
+					break;
+				case 0x0:
+					rx_pwr_all = (16) - (pCck_buf->cck_agc_rpt & 0x3e);
+					break;
+			}
+		}
+		else
+		{
+			report = pCck_buf->cck_agc_rpt & 0x60;
+			report = report>>5;
+			switch(report)
+			{
+				case 0x3:
+					rx_pwr_all = (-46) - ((pCck_buf->cck_agc_rpt & 0x1f)<<1) ;
+					break;
+				case 0x2:
+					rx_pwr_all = (-26)- ((pCck_buf->cck_agc_rpt & 0x1f)<<1);
+					break;
+				case 0x1:
+					rx_pwr_all = (-12) - ((pCck_buf->cck_agc_rpt & 0x1f)<<1) ;
+					break;
+				case 0x0:
+					rx_pwr_all = (16) - ((pCck_buf->cck_agc_rpt & 0x1f)<<1) ;
+					break;
+			}
+		}
+
+		pwdb_all= query_rx_pwr_percentage(rx_pwr_all);
+		if(pHalData->CustomerID == RT_CID_819x_Lenovo)
+		{
+			// CCK gain is smaller than OFDM/MCS gain,
+			// so we add gain diff by experiences, the val is 6
+			pwdb_all+=6;
+			if(pwdb_all > 100)
+				pwdb_all = 100;
+			// modify the offset to make the same gain index with OFDM.
+			if(pwdb_all > 34 && pwdb_all <= 42)
+				pwdb_all -= 2;
+			else if(pwdb_all > 26 && pwdb_all <= 34)
+				pwdb_all -= 6;
+			else if(pwdb_all > 14 && pwdb_all <= 26)
+				pwdb_all -= 8;
+			else if(pwdb_all > 4 && pwdb_all <= 14)
+				pwdb_all -= 4;
+		}
+
+		pattrib->RxPWDBAll = pwdb_all;	//for DIG/rate adaptive
+		pattrib->RecvSignalPower = rx_pwr_all;	//dBM
+		padapter->recvpriv.rxpwdb = rx_pwr_all;
+		//
+		// (3) Get Signal Quality (EVM)
+		//
+		//if(bPacketMatchBSSID)
+		{
+			u8	sq;
+
+			if(pHalData->CustomerID == RT_CID_819x_Lenovo)
+			{
+				// mapping to 5 bars for vista signal strength
+				// signal quality in driver will be displayed to signal strength
+				// in vista.
+				if(pwdb_all >= 50)
+					sq = 100;
+				else if(pwdb_all >= 35 && pwdb_all < 50)
+					sq = 80;
+				else if(pwdb_all >= 22 && pwdb_all < 35)
+					sq = 60;
+				else if(pwdb_all >= 18 && pwdb_all < 22)
+					sq = 40;
+				else
+					sq = 20;
+			}
+			else
+			{
+				if(pwdb_all> 40)
+				{
+					sq = 100;
+				}
+				else
+				{
+					sq = pCck_buf->SQ_rpt;
+
+					if(pCck_buf->SQ_rpt > 64)
+						sq = 0;
+					else if (pCck_buf->SQ_rpt < 20)
+						sq= 100;
+					else
+						sq = ((64-sq) * 100) / 44;
+
+				}
+			}
+
+			pattrib->signal_qual=sq;
+			pattrib->rx_mimo_signal_qual[0]=sq;
+			pattrib->rx_mimo_signal_qual[1]=(-1);
+		}
+
+	}
+	else //OFDM/HT
+	{
+#ifdef CONFIG_HW_ANTENNA_DIVERSITY	
+		if(bant1_sel == _TRUE)
+			pHalData->OFDM_Ant1_Cnt++;
+		else
+			pHalData->OFDM_Ant2_Cnt++;
+#endif
+		pdmpriv->OFDM_Pkt_Cnt++;
+
+		pOfdm_buf = (PHY_STS_OFDM_8192CD_T *)pphy_stat;
+	
+		//
+		// (1)Get RSSI per-path
+		//
+		for(i=0; i<pHalData->NumTotalRFPath; i++)
+		{
+			// 2008/01/30 MH we will judge RF RX path now.
+			if (pHalData->bRFPathRxEnable[i])
+				rf_rx_num++;
+			//else
+				//continue;
+
+			rx_pwr[i] =  ((pOfdm_buf->trsw_gain_X[i]&0x3F)*2) - 110;
+			padapter->recvpriv.RxRssi[i] = rx_pwr[i];
+			/* Translate DBM to percentage. */
+			pattrib->rx_rssi[i] = rssi = query_rx_pwr_percentage(rx_pwr[i]);
+			total_rssi += rssi;
+
+			RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("RF-%d RXPWR=%x RSSI=%d\n", i, rx_pwr[i], rssi));
+
+			//Get Rx snr value in DB
+			tmp_rxsnr =	pOfdm_buf->rxsnr_X[i];
+			rx_snrX = (s8)(tmp_rxsnr);
+			rx_snrX >>= 1;
+			padapter->recvpriv.RxSNRdB[i] =  (int)rx_snrX;
+			pattrib->rx_snr[i]=pOfdm_buf->rxsnr_X[i];
+			/* Record Signal Strength for next packet */
+			//if(bPacketMatchBSSID)
+			{
+				//pRfd->Status.RxMIMOSignalStrength[i] =(u1Byte) RSSI;
+
+				//The following is for lenovo signal strength in vista
+				if(pHalData->CustomerID == RT_CID_819x_Lenovo)
+				{
+					u8	sq;
+
+					if(i == 0)
+					{
+						// mapping to 5 bars for vista signal strength
+						// signal quality in driver will be displayed to signal strength
+						// in vista.
+						if(rssi >= 50)
+							sq = 100;
+						else if(rssi >= 35 && rssi < 50)
+							sq = 80;
+						else if(rssi >= 22 && rssi < 35)
+							sq = 60;
+						else if(rssi >= 18 && rssi < 22)
+							sq = 40;
+						else
+							sq = 20;
+						//DbgPrint("ofdm/mcs RSSI=%d\n", RSSI);
+						//pRfd->Status.SignalQuality = SQ;
+						//DbgPrint("ofdm/mcs SQ = %d\n", pRfd->Status.SignalQuality);
+					}
+				}
+			}
+		}
+
+
+		//
+		// (2)PWDB, Average PWDB cacluated by hardware (for rate adaptive),average
+		//
+		rx_pwr_all = (((pOfdm_buf->pwdb_all ) >> 1 )& 0x7f) -110;//for OFDM Average RSSI
+		pwdb_all = query_rx_pwr_percentage(rx_pwr_all);
+
+		RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("PWDB_ALL=%d\n",	pwdb_all));
+
+		pattrib->RxPWDBAll = pwdb_all;	//for DIG/rate adaptive
+		pattrib->RecvSignalPower = rx_pwr_all;//dBM
+		padapter->recvpriv.rxpwdb = rx_pwr_all;
+		//
+		// (3)EVM of HT rate
+		//
+		if(pHalData->CustomerID != RT_CID_819x_Lenovo)
+		{
+			if(pattrib->rxht &&  pattrib->mcs_rate >=20 && pattrib->mcs_rate<=27)
+				max_spatial_stream = 2; //both spatial stream make sense
+			else
+				max_spatial_stream = 1; //only spatial stream 1 makes sense
+
+			for(i=0; i<max_spatial_stream; i++)
+			{
+				// Do not use shift operation like "rx_evmX >>= 1" because the compilor of free build environment
+				// fill most significant bit to "zero" when doing shifting operation which may change a negative
+				// value to positive one, then the dbm value (which is supposed to be negative)  is not correct anymore.
+				evm = evm_db2percentage( (pOfdm_buf->rxevm_X[i]/*/ 2*/));//dbm
+
+				RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("RXRATE=%x RXEVM=%x EVM=%s%d\n",
+					pattrib->mcs_rate, pOfdm_buf->rxevm_X[i], "%",evm));
+
+				//if(bPacketMatchBSSID)
+				{
+					if(i==0) // Fill value in RFD, Get the first spatial stream only
+					{
+						pattrib->signal_qual = (u8)(evm & 0xff);
+					}
+					pattrib->rx_mimo_signal_qual[i] = (u8)(evm & 0xff);
+				}
+			}
+
+		}
+
+		//
+		// 4. Record rx statistics for debug
+		//
+
+	}
+
+
+	//UI BSS List signal strength(in percentage), make it good looking, from 0~100.
+	//It is assigned to the BSS List in GetValueFromBeaconOrProbeRsp().
+	if(bcck_rate)
+	{
+		pattrib->signal_strength=(u8)signal_scale_mapping(padapter, pwdb_all);
+	}
+	else
+	{
+		if (rf_rx_num != 0)
+		{
+			pattrib->signal_strength= (u8)(signal_scale_mapping(padapter, total_rssi/=rf_rx_num));
+		}
+	}
+	//DBG_8192C("%s,rx_pwr_all(%d),RxPWDBAll(%d)\n",__FUNCTION__,rx_pwr_all,pattrib->RxPWDBAll);
+
+}
+
+
+static void process_rssi(_adapter *padapter,union recv_frame *prframe)
+{
+	u32	last_rssi, tmp_val;
+	struct rx_pkt_attrib *pattrib = &prframe->u.hdr.attrib;
+#ifdef CONFIG_NEW_SIGNAL_STAT_PROCESS
+	struct signal_stat * signal_stat = &padapter->recvpriv.signal_strength_data;
+#endif //CONFIG_NEW_SIGNAL_STAT_PROCESS
+
+	//DBG_8192C("process_rssi=> pattrib->rssil(%d) signal_strength(%d)\n ",pattrib->RecvSignalPower,pattrib->signal_strength);
+	//if(pRfd->Status.bPacketToSelf || pRfd->Status.bPacketBeacon)
+	{
+	
+	#ifdef CONFIG_NEW_SIGNAL_STAT_PROCESS
+		if(signal_stat->update_req) {
+			signal_stat->total_num = 0;
+			signal_stat->total_val = 0;
+			signal_stat->update_req = 0;
+		}
+
+		signal_stat->total_num++;
+		signal_stat->total_val  += pattrib->signal_strength;
+		signal_stat->avg_val = signal_stat->total_val / signal_stat->total_num;		
+	#else //CONFIG_NEW_SIGNAL_STAT_PROCESS
+	
+		//Adapter->RxStats.RssiCalculateCnt++;	//For antenna Test
+		if(padapter->recvpriv.signal_strength_data.total_num++ >= PHY_RSSI_SLID_WIN_MAX)
+		{
+			padapter->recvpriv.signal_strength_data.total_num = PHY_RSSI_SLID_WIN_MAX;
+			last_rssi = padapter->recvpriv.signal_strength_data.elements[padapter->recvpriv.signal_strength_data.index];
+			padapter->recvpriv.signal_strength_data.total_val -= last_rssi;
+		}
+		padapter->recvpriv.signal_strength_data.total_val  +=pattrib->signal_strength;
+
+		padapter->recvpriv.signal_strength_data.elements[padapter->recvpriv.signal_strength_data.index++] = pattrib->signal_strength;
+		if(padapter->recvpriv.signal_strength_data.index >= PHY_RSSI_SLID_WIN_MAX)
+			padapter->recvpriv.signal_strength_data.index = 0;
+
+
+		tmp_val = padapter->recvpriv.signal_strength_data.total_val/padapter->recvpriv.signal_strength_data.total_num;
+		
+		if(padapter->recvpriv.is_signal_dbg) {
+			padapter->recvpriv.signal_strength= padapter->recvpriv.signal_strength_dbg;
+			padapter->recvpriv.rssi=(s8)translate2dbm((u8)padapter->recvpriv.signal_strength_dbg);
+		} else {
+			padapter->recvpriv.signal_strength= tmp_val;
+			padapter->recvpriv.rssi=(s8)translate2dbm((u8)tmp_val);
+		}
+
+		RT_TRACE(_module_rtl871x_recv_c_,_drv_info_,("UI RSSI = %d, ui_rssi.TotalVal = %d, ui_rssi.TotalNum = %d\n", tmp_val, padapter->recvpriv.signal_strength_data.total_val,padapter->recvpriv.signal_strength_data.total_num));
+	#endif //CONFIG_NEW_SIGNAL_STAT_PROCESS
+	}
+
+}// Process_UI_RSSI_8192C
+
+
+static void process_PWDB(_adapter *padapter, union recv_frame *prframe)
+{
+	int	UndecoratedSmoothedPWDB;
+	int	UndecoratedSmoothedCCK;
+	HAL_DATA_TYPE		*pHalData = GET_HAL_DATA(padapter);
+	struct dm_priv		*pdmpriv = &pHalData->dmpriv;
+	struct rx_pkt_attrib	*pattrib= &prframe->u.hdr.attrib;
+	struct sta_info		*psta = prframe->u.hdr.psta;
+	u8 isCCKrate=(pattrib->mcs_rate<=3? 1:0);
+
+
+	if(psta)
+	{
+		UndecoratedSmoothedPWDB = psta->rssi_stat.UndecoratedSmoothedPWDB;
+		UndecoratedSmoothedCCK = psta->rssi_stat.UndecoratedSmoothedCCK;
+	}
+	else
+	{
+		UndecoratedSmoothedPWDB = pdmpriv->UndecoratedSmoothedPWDB;
+		UndecoratedSmoothedCCK = pdmpriv->UndecoratedSmoothedCCK;
+	}
+
+	//if(pRfd->Status.bPacketToSelf || pRfd->Status.bPacketBeacon)
+
+	if(!isCCKrate)
+	{
+		// Process OFDM RSSI
+		if(UndecoratedSmoothedPWDB < 0) // initialize
+		{
+			UndecoratedSmoothedPWDB = pattrib->RxPWDBAll;
+		}
+
+		if(pattrib->RxPWDBAll > (u32)UndecoratedSmoothedPWDB)
+		{
+			UndecoratedSmoothedPWDB =
+					( ((UndecoratedSmoothedPWDB)*(Rx_Smooth_Factor-1)) +
+					(pattrib->RxPWDBAll)) /(Rx_Smooth_Factor);
+
+			UndecoratedSmoothedPWDB = UndecoratedSmoothedPWDB + 1;
+		}
+		else
+		{
+			UndecoratedSmoothedPWDB =
+					( ((UndecoratedSmoothedPWDB)*(Rx_Smooth_Factor-1)) +
+					(pattrib->RxPWDBAll)) /(Rx_Smooth_Factor);
+		}
+	}
+	else
+	{
+		// Process CCK RSSI
+		if(UndecoratedSmoothedCCK < 0) // initialize
+		{
+			UndecoratedSmoothedCCK = pattrib->RxPWDBAll;
+		}
+
+		if(pattrib->RxPWDBAll > (u32)UndecoratedSmoothedCCK)
+		{
+			UndecoratedSmoothedCCK =
+					( ((UndecoratedSmoothedCCK)*(Rx_Smooth_Factor-1)) +
+					(pattrib->RxPWDBAll)) /(Rx_Smooth_Factor);
+
+			UndecoratedSmoothedCCK = UndecoratedSmoothedCCK + 1;
+		}
+		else
+		{
+			UndecoratedSmoothedCCK =
+					( ((UndecoratedSmoothedCCK)*(Rx_Smooth_Factor-1)) +
+					(pattrib->RxPWDBAll)) /(Rx_Smooth_Factor);
+		}
+	}
+	
+	
+	if(psta)
+	{
+		//psta->UndecoratedSmoothedPWDB = UndecoratedSmoothedPWDB;//todo:
+		pdmpriv->UndecoratedSmoothedPWDB = UndecoratedSmoothedPWDB;
+
+		if(pdmpriv->RSSI_Select == RSSI_OFDM){
+			psta->rssi_stat.UndecoratedSmoothedPWDB = UndecoratedSmoothedPWDB;
+		}
+		else if(pdmpriv->RSSI_Select == RSSI_CCK){
+			psta->rssi_stat.UndecoratedSmoothedPWDB = UndecoratedSmoothedCCK;
+		}
+		else{
+			if(UndecoratedSmoothedPWDB <0 ) 
+				pdmpriv->UndecoratedSmoothedPWDB = UndecoratedSmoothedCCK;
+			else
+				pdmpriv->UndecoratedSmoothedPWDB = UndecoratedSmoothedPWDB;
+		}
+		psta->rssi_stat.UndecoratedSmoothedCCK = UndecoratedSmoothedCCK;
+	}
+	else
+	{
+		//pdmpriv->UndecoratedSmoothedPWDB = UndecoratedSmoothedPWDB;
+
+		if(pdmpriv->RSSI_Select == RSSI_OFDM){
+			pdmpriv->UndecoratedSmoothedPWDB = UndecoratedSmoothedPWDB;
+		}
+		else if(pdmpriv->RSSI_Select == RSSI_CCK){
+			pdmpriv->UndecoratedSmoothedPWDB = UndecoratedSmoothedCCK;
+		}
+		else	{
+			if(UndecoratedSmoothedPWDB <0 ) 
+				pdmpriv->UndecoratedSmoothedPWDB = UndecoratedSmoothedCCK;
+			else
+				pdmpriv->UndecoratedSmoothedPWDB = UndecoratedSmoothedPWDB;
+			
+		}
+		pdmpriv->UndecoratedSmoothedCCK = UndecoratedSmoothedCCK;
+	}
+
+	//UpdateRxSignalStatistics8192C(padapter, prframe);
+
+}
+
+
+static void process_link_qual(_adapter *padapter,union recv_frame *prframe)
+{
+	u32	last_evm=0, tmpVal;
+ 	struct rx_pkt_attrib *pattrib;
+#ifdef CONFIG_NEW_SIGNAL_STAT_PROCESS
+	struct signal_stat * signal_stat;
+#endif //CONFIG_NEW_SIGNAL_STAT_PROCESS
+
+	if(prframe == NULL || padapter==NULL){
+		return;
+	}
+
+	pattrib = &prframe->u.hdr.attrib;
+#ifdef CONFIG_NEW_SIGNAL_STAT_PROCESS
+	signal_stat = &padapter->recvpriv.signal_qual_data;
+#endif //CONFIG_NEW_SIGNAL_STAT_PROCESS
+
+	//DBG_8192C("process_link_qual=> pattrib->signal_qual(%d)\n ",pattrib->signal_qual);
+
+#ifdef CONFIG_NEW_SIGNAL_STAT_PROCESS
+	if(signal_stat->update_req) {
+		signal_stat->total_num = 0;
+		signal_stat->total_val = 0;
+		signal_stat->update_req = 0;
+	}
+
+	signal_stat->total_num++;
+	signal_stat->total_val  += pattrib->signal_qual;
+	signal_stat->avg_val = signal_stat->total_val / signal_stat->total_num;
+	
+#else //CONFIG_NEW_SIGNAL_STAT_PROCESS
+	if(pattrib->signal_qual != 0)
+	{
+			//
+			// 1. Record the general EVM to the sliding window.
+			//
+			if(padapter->recvpriv.signal_qual_data.total_num++ >= PHY_LINKQUALITY_SLID_WIN_MAX)
+			{
+				padapter->recvpriv.signal_qual_data.total_num = PHY_LINKQUALITY_SLID_WIN_MAX;
+				last_evm = padapter->recvpriv.signal_qual_data.elements[padapter->recvpriv.signal_qual_data.index];
+				padapter->recvpriv.signal_qual_data.total_val -= last_evm;
+			}
+			padapter->recvpriv.signal_qual_data.total_val += pattrib->signal_qual;
+
+			padapter->recvpriv.signal_qual_data.elements[padapter->recvpriv.signal_qual_data.index++] = pattrib->signal_qual;
+			if(padapter->recvpriv.signal_qual_data.index >= PHY_LINKQUALITY_SLID_WIN_MAX)
+				padapter->recvpriv.signal_qual_data.index = 0;
+
+			RT_TRACE(_module_rtl871x_recv_c_,_drv_info_,("Total SQ=%d  pattrib->signal_qual= %d\n", padapter->recvpriv.signal_qual_data.total_val, pattrib->signal_qual));
+
+			// <1> Showed on UI for user, in percentage.
+			tmpVal = padapter->recvpriv.signal_qual_data.total_val/padapter->recvpriv.signal_qual_data.total_num;
+			padapter->recvpriv.signal_qual=(u8)tmpVal;
+
+	}
+	else
+	{
+		RT_TRACE(_module_rtl871x_recv_c_,_drv_err_,(" pattrib->signal_qual =%d\n", pattrib->signal_qual));
+	}
+#endif //CONFIG_NEW_SIGNAL_STAT_PROCESS
+
+}// Process_UiLinkQuality8192S
+
+
+static void process_phy_info(_adapter *padapter, union recv_frame *prframe)
+{
+	union recv_frame *precvframe = (union recv_frame *)prframe;
+
+#ifdef CONFIG_SW_ANTENNA_DIVERSITY
+	// If we switch to the antenna for testing, the signal strength 
+	// of the packets in this time shall not be counted into total receiving power. 
+	// This prevents error counting Rx signal strength and affecting other dynamic mechanism.
+
+	// Select the packets to do RSSI checking for antenna switching.
+	SwAntDivRSSICheck8192C(padapter, precvframe->u.hdr.attrib.RxPWDBAll);
+
+	if(GET_HAL_DATA(padapter)->RSSI_test == _TRUE)
+		return;
+#endif
+	//
+	// Check RSSI
+	//
+	process_rssi(padapter, precvframe);
+	//
+	// Check PWDB.
+	//
+	process_PWDB(padapter, precvframe); 
+	//
+	// Check EVM
+	//
+	process_link_qual(padapter,  precvframe);
+
+}
+
+
+void rtl8192c_translate_rx_signal_stuff(union recv_frame *precvframe, struct phy_stat *pphy_info)
+{
+	struct rx_pkt_attrib	*pattrib = &precvframe->u.hdr.attrib;
+	_adapter				*padapter = precvframe->u.hdr.adapter;
+	u8	bPacketMatchBSSID =_FALSE;
+	u8	bPacketToSelf = _FALSE;
+	u8	bPacketBeacon = _FALSE;
+
+	if((pattrib->physt) && (pphy_info != NULL))
+	{
+		bPacketMatchBSSID = ((!IsFrameTypeCtrl(precvframe->u.hdr.rx_data)) && !(pattrib->icv_err) && !(pattrib->crc_err) &&
+			_rtw_memcmp(get_hdr_bssid(precvframe->u.hdr.rx_data), get_my_bssid(&padapter->mlmeextpriv.mlmext_info.network), ETH_ALEN));
+			
+
+		bPacketToSelf = bPacketMatchBSSID &&  (_rtw_memcmp(get_da(precvframe->u.hdr.rx_data), myid(&padapter->eeprompriv), ETH_ALEN));
+
+		bPacketBeacon =bPacketMatchBSSID && (GetFrameSubType(precvframe->u.hdr.rx_data) ==  WIFI_BEACON);
+
+		query_rx_phy_status(precvframe, pphy_info);
+
+		precvframe->u.hdr.psta = NULL;
+		if(bPacketMatchBSSID && check_fwstate(&padapter->mlmepriv, WIFI_AP_STATE) == _TRUE)
+		{
+			u8 *sa;
+			struct sta_info *psta=NULL;
+			struct sta_priv *pstapriv = &padapter->stapriv;
+			
+			sa = get_sa(precvframe->u.hdr.rx_data);
+
+			psta = rtw_get_stainfo(pstapriv, sa);
+			if(psta)
+			{
+				precvframe->u.hdr.psta = psta;
+				process_phy_info(padapter, precvframe);
+			}
+		}
+		else if(bPacketToSelf || bPacketBeacon)
+		{
+			if(check_fwstate(&padapter->mlmepriv, WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE) == _TRUE)
+			{
+				u8 *sa;
+				struct sta_info *psta=NULL;
+				struct sta_priv *pstapriv = &padapter->stapriv;
+			
+				sa = get_sa(precvframe->u.hdr.rx_data);
+
+				psta = rtw_get_stainfo(pstapriv, sa);
+				if(psta)
+				{
+					precvframe->u.hdr.psta = psta;
+				}				
+			}
+					
+			process_phy_info(padapter, precvframe);
+		}
+	}
+}
+
+void rtl8192c_query_rx_desc_status(union recv_frame *precvframe, struct recv_stat *pdesc)
+{
+	struct rx_pkt_attrib	*pattrib = &precvframe->u.hdr.attrib;
+
+	//Offset 0
+	pattrib->physt = (u8)((le32_to_cpu(pdesc->rxdw0) >> 26) & 0x1);
+	pattrib->pkt_len =  (u16)(le32_to_cpu(pdesc->rxdw0)&0x00003fff);
+	pattrib->drvinfo_sz = (u8)((le32_to_cpu(pdesc->rxdw0) >> 16) & 0xf) * 8;//uint 2^3 = 8 bytes
+
+	pattrib->shift_sz = (u8)((le32_to_cpu(pdesc->rxdw0) >> 24) & 0x3);
+
+	pattrib->crc_err = (u8)((le32_to_cpu(pdesc->rxdw0) >> 14) & 0x1);
+	pattrib->icv_err = (u8)((le32_to_cpu(pdesc->rxdw0) >> 15) & 0x1);
+	pattrib->qos = (u8)(( le32_to_cpu( pdesc->rxdw0 ) >> 23) & 0x1);// Qos data, wireless lan header length is 26
+	pattrib->bdecrypted = (le32_to_cpu(pdesc->rxdw0) & BIT(27))? 0:1;
+
+	//Offset 4
+	pattrib->mfrag = (u8)((le32_to_cpu(pdesc->rxdw1) >> 27) & 0x1);//more fragment bit
+
+	//Offset 8
+	pattrib->frag_num = (u8)((le32_to_cpu(pdesc->rxdw2) >> 12) & 0xf);//fragmentation number
+
+	//Offset 12
+#ifdef CONFIG_TCP_CSUM_OFFLOAD_RX
+	if ( le32_to_cpu(pdesc->rxdw3) & BIT(13)){
+		pattrib->tcpchk_valid = 1; // valid
+		if ( le32_to_cpu(pdesc->rxdw3) & BIT(11) ) {
+			pattrib->tcp_chkrpt = 1; // correct
+			//DBG_8192C("tcp csum ok\n");
+		}
+		else
+			pattrib->tcp_chkrpt = 0; // incorrect
+
+		if ( le32_to_cpu(pdesc->rxdw3) & BIT(12) )
+			pattrib->ip_chkrpt = 1; // correct
+		else
+			pattrib->ip_chkrpt = 0; // incorrect
+	}
+	else {
+		pattrib->tcpchk_valid = 0; // invalid
+	}
+#endif
+
+	pattrib->mcs_rate=(u8)((le32_to_cpu(pdesc->rxdw3))&0x3f);
+	pattrib->rxht=(u8)((le32_to_cpu(pdesc->rxdw3) >>6)&0x1);
+	pattrib->sgi=(u8)((le32_to_cpu(pdesc->rxdw3) >>8)&0x1);
+	//Offset 16
+	//Offset 20
+
+}
+
+