[PATCH 6/8] Staging: rt28x0: remove unused code from common/dfs.c

Bartlomiej Zolnierkiewicz bzolnier at gmail.com
Tue Sep 22 18:44:15 UTC 2009


From: Bartlomiej Zolnierkiewicz <bzolnier at gmail.com>
Subject: [PATCH] Staging: rt28x0: remove unused code from common/dfs.c

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier at gmail.com>
---
 drivers/staging/rt2860/common/dfs.c |  378 ------------------------------------
 drivers/staging/rt2860/dfs.h        |   75 -------
 2 files changed, 453 deletions(-)

Index: b/drivers/staging/rt2860/common/dfs.c
===================================================================
--- a/drivers/staging/rt2860/common/dfs.c
+++ b/drivers/staging/rt2860/common/dfs.c
@@ -37,196 +37,6 @@
 
 #include "../rt_config.h"
 
-typedef struct _RADAR_DURATION_TABLE
-{
-	ULONG RDDurRegion;
-	ULONG RadarSignalDuration;
-	ULONG Tolerance;
-} RADAR_DURATION_TABLE, *PRADAR_DURATION_TABLE;
-
-
-
-UCHAR RdIdleTimeTable[MAX_RD_REGION][4] =
-{
-	{9, 250, 250, 250},		// CE
-#ifdef DFS_FCC_BW40_FIX
-	{1, 250, 250, 250},		// FCC
-#else
-	{4, 250, 250, 250},		// FCC
-#endif
-	{4, 250, 250, 250},		// JAP
-	{15, 250, 250, 250},	// JAP_W53
-	{4, 250, 250, 250}		// JAP_W56
-};
-
-/*
-	========================================================================
-
-	Routine Description:
-		Bbp Radar detection routine
-
-	Arguments:
-		pAd 	Pointer to our adapter
-
-	Return Value:
-
-	========================================================================
-*/
-VOID BbpRadarDetectionStart(
-	IN PRTMP_ADAPTER pAd)
-{
-	UINT8 RadarPeriod;
-
-	RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, 114, 0x02);
-	RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, 121, 0x20);
-	RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, 122, 0x00);
-	RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, 123, 0x08/*0x80*/);
-	RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, 124, 0x28);
-	RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, 125, 0xff);
-
-#ifdef MERGE_ARCH_TEAM
-	if ((pAd->CommonCfg.RadarDetect.RDDurRegion == JAP) || (pAd->CommonCfg.RadarDetect.RDDurRegion == JAP_W53) || (pAd->CommonCfg.RadarDetect.RDDurRegion == JAP_W56))
-	{
-		pAd->CommonCfg.RadarDetect.RDDurRegion = JAP;
-		pAd->CommonCfg.RadarDetect.RDDurRegion = JapRadarType(pAd);
-		if (pAd->CommonCfg.RadarDetect.RDDurRegion == JAP_W56)
-		{
-			pAd->CommonCfg.RadarDetect.DfsSessionTime = 13;
-		}
-		else if (pAd->CommonCfg.RadarDetect.RDDurRegion == JAP_W53)
-		{
-			pAd->CommonCfg.RadarDetect.DfsSessionTime = 15;
-		}
-	}
-#endif // MERGE_ARCH_TEAM //
-
-	RadarPeriod = ((UINT)RdIdleTimeTable[pAd->CommonCfg.RadarDetect.RDDurRegion][0] + (UINT)pAd->CommonCfg.RadarDetect.DfsSessionTime) < 250 ?
-			(RdIdleTimeTable[pAd->CommonCfg.RadarDetect.RDDurRegion][0] + pAd->CommonCfg.RadarDetect.DfsSessionTime) : 250;
-
-#ifdef MERGE_ARCH_TEAM
-
-
-#else // Original RT28xx source code.
-	RTMP_IO_WRITE8(pAd, 0x7020, 0x1d);
-	RTMP_IO_WRITE8(pAd, 0x7021, 0x40);
-#endif // MERGE_ARCH_TEAM //
-
-	RadarDetectionStart(pAd, 0, RadarPeriod);
-	return;
-}
-
-/*
-	========================================================================
-
-	Routine Description:
-		Bbp Radar detection routine
-
-	Arguments:
-		pAd 	Pointer to our adapter
-
-	Return Value:
-
-	========================================================================
-*/
-VOID BbpRadarDetectionStop(
-	IN PRTMP_ADAPTER pAd)
-{
-	RTMP_IO_WRITE8(pAd, 0x7020, 0x1d);
-	RTMP_IO_WRITE8(pAd, 0x7021, 0x60);
-
-	RadarDetectionStop(pAd);
-	return;
-}
-
-/*
-	========================================================================
-
-	Routine Description:
-		Radar detection routine
-
-	Arguments:
-		pAd 	Pointer to our adapter
-
-	Return Value:
-
-	========================================================================
-*/
-VOID RadarDetectionStart(
-	IN PRTMP_ADAPTER pAd,
-	IN BOOLEAN CTSProtect,
-	IN UINT8 CTSPeriod)
-{
-	UINT8 DfsActiveTime = (pAd->CommonCfg.RadarDetect.DfsSessionTime & 0x1f);
-	UINT8 CtsProtect = (CTSProtect == 1) ? 0x02 : 0x01; // CTS protect.
-
-	if (CTSProtect != 0)
-	{
-		switch(pAd->CommonCfg.RadarDetect.RDDurRegion)
-		{
-		case FCC:
-		case JAP_W56:
-			CtsProtect = 0x03;
-			break;
-
-		case JAP:
-			{
-				UCHAR RDDurRegion;
-				RDDurRegion = JapRadarType(pAd);
-				if (RDDurRegion == JAP_W56)
-					CtsProtect = 0x03;
-				else
-					CtsProtect = 0x02;
-				break;
-			}
-
-		case CE:
-		case JAP_W53:
-		default:
-			CtsProtect = 0x02;
-			break;
-		}
-	}
-	else
-		CtsProtect = 0x01;
-
-
-	// send start-RD with CTS protection command to MCU
-	// highbyte [7]		reserve
-	// highbyte [6:5]	0x: stop Carrier/Radar detection
-	// highbyte [10]:	Start Carrier/Radar detection without CTS protection, 11: Start Carrier/Radar detection with CTS protection
-	// highbyte [4:0]	Radar/carrier detection duration. In 1ms.
-
-	// lowbyte [7:0]	Radar/carrier detection period, in 1ms.
-	AsicSendCommandToMcu(pAd, 0x60, 0xff, CTSPeriod, DfsActiveTime | (CtsProtect << 5));
-	//AsicSendCommandToMcu(pAd, 0x63, 0xff, 10, 0);
-
-	return;
-}
-
-/*
-	========================================================================
-
-	Routine Description:
-		Radar detection routine
-
-	Arguments:
-		pAd 	Pointer to our adapter
-
-	Return Value:
-		TRUE	Found radar signal
-		FALSE	Not found radar signal
-
-	========================================================================
-*/
-VOID RadarDetectionStop(
-	IN PRTMP_ADAPTER	pAd)
-{
-	DBGPRINT(RT_DEBUG_TRACE,("RadarDetectionStop.\n"));
-	AsicSendCommandToMcu(pAd, 0x60, 0xff, 0x00, 0x00);	// send start-RD with CTS protection command to MCU
-
-	return;
-}
-
 /*
 	========================================================================
 
@@ -260,191 +70,3 @@ BOOLEAN RadarChannelCheck(
 
 	return result;
 }
-
-ULONG JapRadarType(
-	IN PRTMP_ADAPTER pAd)
-{
-	ULONG		i;
-	const UCHAR	Channel[15]={52, 56, 60, 64, 100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140};
-
-	if (pAd->CommonCfg.RadarDetect.RDDurRegion != JAP)
-	{
-		return pAd->CommonCfg.RadarDetect.RDDurRegion;
-	}
-
-	for (i=0; i<15; i++)
-	{
-		if (pAd->CommonCfg.Channel == Channel[i])
-		{
-			break;
-		}
-	}
-
-	if (i < 4)
-		return JAP_W53;
-	else if (i < 15)
-		return JAP_W56;
-	else
-		return JAP; // W52
-
-}
-
-ULONG RTMPBbpReadRadarDuration(
-	IN PRTMP_ADAPTER	pAd)
-{
-	UINT8 byteValue = 0;
-	ULONG result;
-
-	BBP_IO_READ8_BY_REG_ID(pAd, BBP_R115, &byteValue);
-
-	result = 0;
-	switch (byteValue)
-	{
-	case 1: // radar signal detected by pulse mode.
-	case 2: // radar signal detected by width mode.
-		result = RTMPReadRadarDuration(pAd);
-		break;
-
-	case 0: // No radar signal.
-	default:
-
-		result = 0;
-		break;
-	}
-
-	return result;
-}
-
-ULONG RTMPReadRadarDuration(
-	IN PRTMP_ADAPTER	pAd)
-{
-	ULONG result = 0;
-
-	return result;
-
-}
-
-VOID RTMPCleanRadarDuration(
-	IN PRTMP_ADAPTER	pAd)
-{
-	return;
-}
-
-/*
-    ========================================================================
-    Routine Description:
-        Radar wave detection. The API should be invoke each second.
-
-    Arguments:
-        pAd         - Adapter pointer
-
-    Return Value:
-        None
-
-    ========================================================================
-*/
-VOID ApRadarDetectPeriodic(
-	IN PRTMP_ADAPTER pAd)
-{
-	INT	i;
-
-	pAd->CommonCfg.RadarDetect.InServiceMonitorCount++;
-
-	for (i=0; i<pAd->ChannelListNum; i++)
-	{
-		if (pAd->ChannelList[i].RemainingTimeForUse > 0)
-		{
-			pAd->ChannelList[i].RemainingTimeForUse --;
-			if ((pAd->Mlme.PeriodicRound%5) == 0)
-			{
-				DBGPRINT(RT_DEBUG_TRACE, ("RadarDetectPeriodic - ch=%d, RemainingTimeForUse=%d\n", pAd->ChannelList[i].Channel, pAd->ChannelList[i].RemainingTimeForUse));
-			}
-		}
-	}
-
-	//radar detect
-	if ((pAd->CommonCfg.Channel > 14)
-		&& (pAd->CommonCfg.bIEEE80211H == 1)
-		&& RadarChannelCheck(pAd, pAd->CommonCfg.Channel))
-	{
-		RadarDetectPeriodic(pAd);
-	}
-
-	return;
-}
-
-// Periodic Radar detection, switch channel will occur in RTMPHandleTBTTInterrupt()
-// Before switch channel, driver needs doing channel switch announcement.
-VOID RadarDetectPeriodic(
-	IN PRTMP_ADAPTER	pAd)
-{
-	// need to check channel availability, after switch channel
-	if (pAd->CommonCfg.RadarDetect.RDMode != RD_SILENCE_MODE)
-			return;
-
-	// channel availability check time is 60sec, use 65 for assurance
-	if (pAd->CommonCfg.RadarDetect.RDCount++ > pAd->CommonCfg.RadarDetect.ChMovingTime)
-	{
-		DBGPRINT(RT_DEBUG_TRACE, ("Not found radar signal, start send beacon and radar detection in service monitor\n\n"));
-			BbpRadarDetectionStop(pAd);
-		AsicEnableBssSync(pAd);
-		pAd->CommonCfg.RadarDetect.RDMode = RD_NORMAL_MODE;
-
-
-		return;
-	}
-
-	return;
-}
-
-
-/*
-    ==========================================================================
-    Description:
-		change channel moving time for DFS testing.
-
-	Arguments:
-	    pAdapter                    Pointer to our adapter
-	    wrq                         Pointer to the ioctl argument
-
-    Return Value:
-        None
-
-    Note:
-        Usage:
-               1.) iwpriv ra0 set ChMovTime=[value]
-    ==========================================================================
-*/
-INT Set_ChMovingTime_Proc(
-	IN PRTMP_ADAPTER pAd,
-	IN PSTRING arg)
-{
-	UINT8 Value;
-
-	Value = (UINT8) simple_strtol(arg, 0, 10);
-
-	pAd->CommonCfg.RadarDetect.ChMovingTime = Value;
-
-	DBGPRINT(RT_DEBUG_TRACE, ("%s:: %d\n", __func__,
-		pAd->CommonCfg.RadarDetect.ChMovingTime));
-
-	return TRUE;
-}
-
-INT Set_LongPulseRadarTh_Proc(
-	IN PRTMP_ADAPTER pAd,
-	IN PSTRING arg)
-{
-	UINT8 Value;
-
-	Value = (UINT8) simple_strtol(arg, 0, 10) > 10 ? 10 : simple_strtol(arg, 0, 10);
-
-	pAd->CommonCfg.RadarDetect.LongPulseRadarTh = Value;
-
-	DBGPRINT(RT_DEBUG_TRACE, ("%s:: %d\n", __func__,
-		pAd->CommonCfg.RadarDetect.LongPulseRadarTh));
-
-	return TRUE;
-}
-
-
Index: b/drivers/staging/rt2860/dfs.h
===================================================================
--- a/drivers/staging/rt2860/dfs.h
+++ b/drivers/staging/rt2860/dfs.h
@@ -36,81 +36,6 @@
     Fonchi    03-12-2007      created
 */
 
-#define RADAR_PULSE 1
-#define RADAR_WIDTH 2
-
-#define WIDTH_RD_IDLE 0
-#define WIDTH_RD_CHECK 1
-
-
-
-/*************************************************************************
-  *
-  *	DFS Radar related definitions.
-  *
-  ************************************************************************/
-//#define CARRIER_DETECT_TASK_NUM	6
-//#define RADAR_DETECT_TASK_NUM	7
-
-// McuRadarState && McuCarrierState for 2880-SW-MCU
-#define FREE_FOR_TX				0
-#define WAIT_CTS_BEING_SENT		1
-#define DO_DETECTION			2
-
-// McuRadarEvent
-#define RADAR_EVENT_CTS_SENT			0x01 // Host signal MCU that CTS has been sent
-#define RADAR_EVENT_CTS_CARRIER_SENT	0x02 // Host signal MCU that CTS has been sent (Carrier)
-#define RADAR_EVENT_RADAR_DETECTING		0x04 // Radar detection is on going, carrier detection hold back
-#define RADAR_EVENT_CARRIER_DETECTING	0x08 // Carrier detection is on going, radar detection hold back
-#define RADAR_EVENT_WIDTH_RADAR			0x10 // BBP == 2 radar detected
-#define RADAR_EVENT_CTS_KICKED			0x20 // Radar detection need to sent double CTS, first CTS sent
-
-// McuRadarCmd
-#define DETECTION_STOP			0
-#define RADAR_DETECTION			1
-#define CARRIER_DETECTION		2
-
-VOID BbpRadarDetectionStart(
-	IN PRTMP_ADAPTER pAd);
-
-VOID BbpRadarDetectionStop(
-	IN PRTMP_ADAPTER pAd);
-
-VOID RadarDetectionStart(
-	IN PRTMP_ADAPTER pAd,
-	IN BOOLEAN CTS_Protect,
-	IN UINT8 CTSPeriod);
-
-VOID RadarDetectionStop(
-	IN PRTMP_ADAPTER	pAd);
-
-VOID RadarDetectPeriodic(
-	IN PRTMP_ADAPTER	pAd);
-
-
 BOOLEAN RadarChannelCheck(
 	IN PRTMP_ADAPTER	pAd,
 	IN UCHAR			Ch);
-
-ULONG JapRadarType(
-	IN PRTMP_ADAPTER pAd);
-
-ULONG RTMPBbpReadRadarDuration(
-	IN PRTMP_ADAPTER	pAd);
-
-ULONG RTMPReadRadarDuration(
-	IN PRTMP_ADAPTER	pAd);
-
-VOID RTMPCleanRadarDuration(
-	IN PRTMP_ADAPTER	pAd);
-
-
-INT Set_ChMovingTime_Proc(
-	IN PRTMP_ADAPTER pAd,
-	IN PSTRING arg);
-
-INT Set_LongPulseRadarTh_Proc(
-	IN PRTMP_ADAPTER pAd,
-	IN PSTRING arg);
-
-



More information about the devel mailing list