staging: vt6656: rxtx.c: s_uGetDataDuration Drop argument byDurType.

When byDurType == DATADUR_B then byPktType == PK_TYPE_11B

Drop argument byDurType and filter on byPktType == PK_TYPE_11B.
Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/vt6656/rxtx.c

@@ -132,7 +132,7 @@ static void s_vFillRTSHead(struct vnt_private *pDevice, u8 byPktType,
 	void *pvRTS, u32 cbFrameLength, int bNeedAck, int bDisCRC,
 	struct ethhdr *psEthHeader, u16 wCurrentRate, u8 byFBOption);
 
-static u16 s_uGetDataDuration(struct vnt_private *pDevice, u8 byDurType,
+static u16 s_uGetDataDuration(struct vnt_private *pDevice,
 	u8 byPktType, int bNeedAck);
 
 static u16 s_uGetRTSCTSDuration(struct vnt_private *pDevice,
@@ -383,13 +383,13 @@ static u32 s_uGetRTSCTSRsvTime(struct vnt_private *pDevice,
 }
 
 //byFreqType 0: 5GHz, 1:2.4Ghz
-static u16 s_uGetDataDuration(struct vnt_private *pDevice, u8 byDurType,
-	u8 byPktType, int bNeedAck)
+static u16 s_uGetDataDuration(struct vnt_private *pDevice,
+					u8 byPktType, int bNeedAck)
 {
 	u32 uAckTime = 0;
 
 	if (bNeedAck) {
-		if (byDurType == DATADUR_B)
+		if (byPktType == PK_TYPE_11B)
 			uAckTime = BBuGetFrameTime(pDevice->byPreambleType,
 				byPktType, 14, pDevice->byTopCCKBasicRate);
 		else
@@ -507,9 +507,9 @@ static u32 s_uFillDataHead(struct vnt_private *pDevice,
 		BBvCalculateParameter(pDevice, cbFrameLength,
 			pDevice->byTopCCKBasicRate, PK_TYPE_11B, &pBuf->b);
                 //Get Duration and TimeStamp
-		pBuf->wDuration_a = s_uGetDataDuration(pDevice, DATADUR_A,
+		pBuf->wDuration_a = s_uGetDataDuration(pDevice,
 							byPktType, bNeedAck);
-		pBuf->wDuration_b = s_uGetDataDuration(pDevice, DATADUR_B,
+		pBuf->wDuration_b = s_uGetDataDuration(pDevice,
 							PK_TYPE_11B, bNeedAck);
 
                 pBuf->wTimeStampOff_a = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
@@ -525,14 +525,14 @@ static u32 s_uFillDataHead(struct vnt_private *pDevice,
 		BBvCalculateParameter(pDevice, cbFrameLength,
 			pDevice->byTopCCKBasicRate, PK_TYPE_11B, &pBuf->b);
                 //Get Duration and TimeStamp
-		pBuf->wDuration_a = s_uGetDataDuration(pDevice, DATADUR_A,
+		pBuf->wDuration_a = s_uGetDataDuration(pDevice,
 							byPktType, bNeedAck);
-		pBuf->wDuration_b = s_uGetDataDuration(pDevice, DATADUR_B,
+		pBuf->wDuration_b = s_uGetDataDuration(pDevice,
 							PK_TYPE_11B, bNeedAck);
 		pBuf->wDuration_a_f0 = s_uGetDataDuration(pDevice,
-					DATADUR_A_F0, byPktType, bNeedAck);
+							byPktType, bNeedAck);
 		pBuf->wDuration_a_f1 = s_uGetDataDuration(pDevice,
-					DATADUR_A_F1, byPktType, bNeedAck);
+							byPktType, bNeedAck);
                 pBuf->wTimeStampOff_a = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
                 pBuf->wTimeStampOff_b = wTimeStampOff[pDevice->byPreambleType%2][pDevice->byTopCCKBasicRate%MAX_RATE];
                 return (pBuf->wDuration_a);
@@ -546,12 +546,12 @@ static u32 s_uFillDataHead(struct vnt_private *pDevice,
 		BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate,
 			byPktType, &pBuf->a);
             //Get Duration and TimeStampOff
-		pBuf->wDuration = s_uGetDataDuration(pDevice, DATADUR_A,
+		pBuf->wDuration = s_uGetDataDuration(pDevice,
 					byPktType, bNeedAck);
 		pBuf->wDuration_f0 = s_uGetDataDuration(pDevice,
-				DATADUR_A_F0, byPktType, bNeedAck);
+					byPktType, bNeedAck);
 		pBuf->wDuration_f1 = s_uGetDataDuration(pDevice,
-				DATADUR_A_F1, byPktType, bNeedAck);
+							byPktType, bNeedAck);
                 pBuf->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
             return (pBuf->wDuration);
         } else {
@@ -561,7 +561,7 @@ static u32 s_uFillDataHead(struct vnt_private *pDevice,
 		BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate,
 			byPktType, &pBuf->ab);
             //Get Duration and TimeStampOff
-		pBuf->wDuration = s_uGetDataDuration(pDevice, DATADUR_A,
+		pBuf->wDuration = s_uGetDataDuration(pDevice,
 				byPktType, bNeedAck);
                 pBuf->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
 
@@ -575,7 +575,7 @@ static u32 s_uFillDataHead(struct vnt_private *pDevice,
 		BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate,
 			byPktType, &pBuf->ab);
             //Get Duration and TimeStampOff
-		pBuf->wDuration = s_uGetDataDuration(pDevice, DATADUR_B,
+		pBuf->wDuration = s_uGetDataDuration(pDevice,
 				byPktType, bNeedAck);
                 pBuf->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
 
@@ -1806,7 +1806,7 @@ CMD_STATUS csBeacon_xmit(struct vnt_private *pDevice,
 							&pTxDataHead->ab);
         //Get Duration and TimeStampOff
 	pTxDataHead->wDuration = s_uGetDataDuration(pDevice,
-					DATADUR_A, PK_TYPE_11A, false);
+						PK_TYPE_11A, false);
         pTxDataHead->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
 	cbHeaderSize = wTxBufSize + sizeof(struct vnt_tx_datahead_ab);
     } else {
@@ -1819,7 +1819,7 @@ CMD_STATUS csBeacon_xmit(struct vnt_private *pDevice,
 							&pTxDataHead->ab);
         //Get Duration and TimeStampOff
 	pTxDataHead->wDuration = s_uGetDataDuration(pDevice,
-					DATADUR_B, PK_TYPE_11B, false);
+						PK_TYPE_11B, false);
         pTxDataHead->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE];
 	cbHeaderSize = wTxBufSize + sizeof(struct vnt_tx_datahead_ab);
     }