[PATCH 01/33] Staging: rtxxxx: unify AsicRxAntEvalTimeout()

Bartlomiej Zolnierkiewicz bzolnier at gmail.com
Sun Aug 23 13:28:52 UTC 2009


From: Bartlomiej Zolnierkiewicz <bzolnier at gmail.com>
Subject: [PATCH] Staging: rtxxxx: unify AsicRxAntEvalTimeout()

Unify RT30xx and !RT30xx code in AsicRxAntEvalTimeout().

There should be no functional changes caused by this patch.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier at gmail.com>
---
 drivers/staging/rt2860/common/mlme.c |   79 +++--------------------------------
 1 file changed, 7 insertions(+), 72 deletions(-)

Index: b/drivers/staging/rt2860/common/mlme.c
===================================================================
--- a/drivers/staging/rt2860/common/mlme.c
+++ b/drivers/staging/rt2860/common/mlme.c
@@ -8233,85 +8233,19 @@ VOID AsicRxAntEvalTimeout(
 	UCHAR			BBPR3 = 0;
 	CHAR			larger = -127, rssi0, rssi1, rssi2;
 
-#ifndef RT30xx
-	{
-		if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_RESET_IN_PROGRESS)	||
-			RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS)		||
-			RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_RADIO_OFF)			||
-			RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_NIC_NOT_EXIST))
-			return;
-
-		if (pAd->StaCfg.Psm == PWR_SAVE)
-			return;
-
-
-		// if the traffic is low, use average rssi as the criteria
-		if (pAd->Mlme.bLowThroughput == TRUE)
-		{
-			rssi0 = pAd->StaCfg.RssiSample.LastRssi0;
-			rssi1 = pAd->StaCfg.RssiSample.LastRssi1;
-			rssi2 = pAd->StaCfg.RssiSample.LastRssi2;
-		}
-		else
-		{
-			rssi0 = pAd->StaCfg.RssiSample.AvgRssi0;
-			rssi1 = pAd->StaCfg.RssiSample.AvgRssi1;
-			rssi2 = pAd->StaCfg.RssiSample.AvgRssi2;
-		}
-
-		if(pAd->Antenna.field.RxPath == 3)
-		{
-			larger = max(rssi0, rssi1);
-
-			if (larger > (rssi2 + 20))
-				pAd->Mlme.RealRxPath = 2;
-			else
-				pAd->Mlme.RealRxPath = 3;
-		}
-		else if(pAd->Antenna.field.RxPath == 2)
-		{
-			if (rssi0 > (rssi1 + 20))
-				pAd->Mlme.RealRxPath = 1;
-			else
-				pAd->Mlme.RealRxPath = 2;
-		}
-
-		RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R3, &BBPR3);
-		BBPR3 &= (~0x18);
-		if(pAd->Mlme.RealRxPath == 3)
-		{
-			BBPR3 |= (0x10);
-		}
-		else if(pAd->Mlme.RealRxPath == 2)
-		{
-			BBPR3 |= (0x8);
-		}
-		else if(pAd->Mlme.RealRxPath == 1)
-		{
-			BBPR3 |= (0x0);
-		}
-		RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R3, BBPR3);
-#ifdef RT2860
-		pAd->StaCfg.BBPR3 = BBPR3;
-#endif
-	}
-#endif /* RT30xx */
-#ifdef RT30xx
 	if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_RESET_IN_PROGRESS	|
 							fRTMP_ADAPTER_HALT_IN_PROGRESS	|
 							fRTMP_ADAPTER_RADIO_OFF			|
-							fRTMP_ADAPTER_NIC_NOT_EXIST) ||
-							OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_DOZE)
+							fRTMP_ADAPTER_NIC_NOT_EXIST)
 #ifdef RT30xx
+							|| OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_DOZE)
 							|| (pAd->EepromAccess)
 #endif // RT30xx //
 							)
 		return;
 
 	{
-		//if (pAd->StaCfg.Psm == PWR_SAVE)
-		//	return;
-
+#ifdef RT30xx
 		if (pAd->NicConfig2.field.AntDiversity)
 		{
 			if ((pAd->RxAnt.RcvPktNumWhenEvaluate != 0) && (pAd->RxAnt.Pair1AvgRssi[pAd->RxAnt.Pair1SecondaryRxAnt] >= pAd->RxAnt.Pair1AvgRssi[pAd->RxAnt.Pair1PrimaryRxAnt]))
@@ -8343,6 +8277,7 @@ VOID AsicRxAntEvalTimeout(
 					pAd->RxAnt.Pair1PrimaryRxAnt, (pAd->RxAnt.Pair1AvgRssi[0] >> 3), (pAd->RxAnt.Pair1AvgRssi[1] >> 3), pAd->RxAnt.RcvPktNumWhenEvaluate));
 		}
 		else
+#endif
 		{
 			if (pAd->StaCfg.Psm == PWR_SAVE)
 				return;
@@ -8393,13 +8328,13 @@ VOID AsicRxAntEvalTimeout(
 				BBPR3 |= (0x0);
 			}
 			RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R3, BBPR3);
+#ifdef RT2860
+			pAd->StaCfg.BBPR3 = BBPR3;
+#endif
 		}
 	}
-#endif /* RT30xx */
 }
 
-
-
 VOID APSDPeriodicExec(
 	IN PVOID SystemSpecific1,
 	IN PVOID FunctionContext,



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