diff options
Diffstat (limited to 'drivers/staging/vt6656/card.c')
| -rw-r--r-- | drivers/staging/vt6656/card.c | 141 |
1 files changed, 58 insertions, 83 deletions
diff --git a/drivers/staging/vt6656/card.c b/drivers/staging/vt6656/card.c index 826520b..d89fac5 100644 --- a/drivers/staging/vt6656/card.c +++ b/drivers/staging/vt6656/card.c @@ -654,28 +654,18 @@ BYTE CARDbyGetPktType(void *pDeviceHandler) * Return Value: TSF Offset value * */ -QWORD CARDqGetTSFOffset (BYTE byRxRate, QWORD qwTSF1, QWORD qwTSF2) +u64 CARDqGetTSFOffset(BYTE byRxRate, u64 qwTSF1, u64 qwTSF2) { - QWORD qwTSFOffset; - WORD wRxBcnTSFOffst = 0; + u64 qwTSFOffset = 0; + WORD wRxBcnTSFOffst = 0; - HIDWORD(qwTSFOffset) = 0; - LODWORD(qwTSFOffset) = 0; + wRxBcnTSFOffst = cwRXBCNTSFOff[byRxRate % MAX_RATE]; - wRxBcnTSFOffst = cwRXBCNTSFOff[byRxRate%MAX_RATE]; - (qwTSF2).u.dwLowDword += (DWORD)(wRxBcnTSFOffst); - if ((qwTSF2).u.dwLowDword < (DWORD)(wRxBcnTSFOffst)) { - (qwTSF2).u.dwHighDword++; - } - LODWORD(qwTSFOffset) = LODWORD(qwTSF1) - LODWORD(qwTSF2); - if (LODWORD(qwTSF1) < LODWORD(qwTSF2)) { - // if borrow needed - HIDWORD(qwTSFOffset) = HIDWORD(qwTSF1) - HIDWORD(qwTSF2) - 1 ; - } - else { - HIDWORD(qwTSFOffset) = HIDWORD(qwTSF1) - HIDWORD(qwTSF2); - }; - return (qwTSFOffset); + qwTSF2 += (u64)wRxBcnTSFOffst; + + qwTSFOffset = qwTSF1 - qwTSF2; + + return qwTSFOffset; } @@ -696,32 +686,26 @@ QWORD CARDqGetTSFOffset (BYTE byRxRate, QWORD qwTSF1, QWORD qwTSF2) * */ void CARDvAdjustTSF(void *pDeviceHandler, BYTE byRxRate, - QWORD qwBSSTimestamp, QWORD qwLocalTSF) + u64 qwBSSTimestamp, u64 qwLocalTSF) { PSDevice pDevice = (PSDevice) pDeviceHandler; - QWORD qwTSFOffset; - DWORD dwTSFOffset1,dwTSFOffset2; + u64 qwTSFOffset = 0; BYTE pbyData[8]; - HIDWORD(qwTSFOffset) = 0; - LODWORD(qwTSFOffset) = 0; qwTSFOffset = CARDqGetTSFOffset(byRxRate, qwBSSTimestamp, qwLocalTSF); // adjust TSF // HW's TSF add TSF Offset reg - dwTSFOffset1 = LODWORD(qwTSFOffset); - dwTSFOffset2 = HIDWORD(qwTSFOffset); - - pbyData[0] = (BYTE)dwTSFOffset1; - pbyData[1] = (BYTE)(dwTSFOffset1>>8); - pbyData[2] = (BYTE)(dwTSFOffset1>>16); - pbyData[3] = (BYTE)(dwTSFOffset1>>24); - pbyData[4] = (BYTE)dwTSFOffset2; - pbyData[5] = (BYTE)(dwTSFOffset2>>8); - pbyData[6] = (BYTE)(dwTSFOffset2>>16); - pbyData[7] = (BYTE)(dwTSFOffset2>>24); + pbyData[0] = (u8)qwTSFOffset; + pbyData[1] = (u8)(qwTSFOffset >> 8); + pbyData[2] = (u8)(qwTSFOffset >> 16); + pbyData[3] = (u8)(qwTSFOffset >> 24); + pbyData[4] = (u8)(qwTSFOffset >> 32); + pbyData[5] = (u8)(qwTSFOffset >> 40); + pbyData[6] = (u8)(qwTSFOffset >> 48); + pbyData[7] = (u8)(qwTSFOffset >> 56); CONTROLnsRequestOut(pDevice, MESSAGE_TYPE_SET_TSFTBTT, @@ -745,12 +729,11 @@ void CARDvAdjustTSF(void *pDeviceHandler, BYTE byRxRate, * Return Value: TRUE if success; otherwise FALSE * */ -BOOL CARDbGetCurrentTSF(void *pDeviceHandler, PQWORD pqwCurrTSF) +BOOL CARDbGetCurrentTSF(void *pDeviceHandler, u64 *pqwCurrTSF) { - PSDevice pDevice = (PSDevice) pDeviceHandler; + PSDevice pDevice = (PSDevice) pDeviceHandler; - LODWORD(*pqwCurrTSF) = LODWORD(pDevice->qwCurrTSF); - HIDWORD(*pqwCurrTSF) = HIDWORD(pDevice->qwCurrTSF); + *pqwCurrTSF = pDevice->qwCurrTSF; return(TRUE); } @@ -773,8 +756,7 @@ BOOL CARDbClearCurrentTSF(void *pDeviceHandler) MACvRegBitsOn(pDevice,MAC_REG_TFTCTL,TFTCTL_TSFCNTRST); - LODWORD(pDevice->qwCurrTSF) = 0; - HIDWORD(pDevice->qwCurrTSF) = 0; + pDevice->qwCurrTSF = 0; return(TRUE); } @@ -793,7 +775,7 @@ BOOL CARDbClearCurrentTSF(void *pDeviceHandler) * Return Value: TSF value of next Beacon * */ -QWORD CARDqGetNextTBTT (QWORD qwTSF, WORD wBeaconInterval) +u64 CARDqGetNextTBTT(u64 qwTSF, WORD wBeaconInterval) { unsigned int uLowNextTBTT; @@ -802,18 +784,19 @@ QWORD CARDqGetNextTBTT (QWORD qwTSF, WORD wBeaconInterval) uBeaconInterval = wBeaconInterval * 1024; // Next TBTT = ((local_current_TSF / beacon_interval) + 1 ) * beacon_interval - uLowNextTBTT = (LODWORD(qwTSF) >> 10) << 10; - uLowRemain = (uLowNextTBTT) % uBeaconInterval; - uHighRemain = ((0x80000000 % uBeaconInterval)* 2 * HIDWORD(qwTSF)) - % uBeaconInterval; - uLowRemain = (uHighRemain + uLowRemain) % uBeaconInterval; - uLowRemain = uBeaconInterval - uLowRemain; + uLowNextTBTT = ((qwTSF & 0xffffffffU) >> 10) << 10; + uLowRemain = (uLowNextTBTT) % uBeaconInterval; + uHighRemain = ((0x80000000 % uBeaconInterval) * 2 * (u32)(qwTSF >> 32)) + % uBeaconInterval; + uLowRemain = (uHighRemain + uLowRemain) % uBeaconInterval; + uLowRemain = uBeaconInterval - uLowRemain; // check if carry when add one beacon interval - if ((~uLowNextTBTT) < uLowRemain) - HIDWORD(qwTSF) ++ ; + if ((~uLowNextTBTT) < uLowRemain) + qwTSF = ((qwTSF >> 32) + 1) << 32; - LODWORD(qwTSF) = uLowNextTBTT + uLowRemain; + qwTSF = (qwTSF & 0xffffffff00000000U) | + (u64)(uLowNextTBTT + uLowRemain); return (qwTSF); } @@ -837,28 +820,22 @@ void CARDvSetFirstNextTBTT(void *pDeviceHandler, WORD wBeaconInterval) { PSDevice pDevice = (PSDevice) pDeviceHandler; - QWORD qwNextTBTT; - DWORD dwLoTBTT,dwHiTBTT; - BYTE pbyData[8]; + u64 qwNextTBTT = 0; + BYTE pbyData[8]; - HIDWORD(qwNextTBTT) = 0; - LODWORD(qwNextTBTT) = 0; - CARDbClearCurrentTSF(pDevice); + CARDbClearCurrentTSF(pDevice); //CARDbGetCurrentTSF(pDevice, &qwNextTBTT); //Get Local TSF counter - qwNextTBTT = CARDqGetNextTBTT(qwNextTBTT, wBeaconInterval); + qwNextTBTT = CARDqGetNextTBTT(qwNextTBTT, wBeaconInterval); // Set NextTBTT - dwLoTBTT = LODWORD(qwNextTBTT); - dwHiTBTT = HIDWORD(qwNextTBTT); - - pbyData[0] = (BYTE)dwLoTBTT; - pbyData[1] = (BYTE)(dwLoTBTT>>8); - pbyData[2] = (BYTE)(dwLoTBTT>>16); - pbyData[3] = (BYTE)(dwLoTBTT>>24); - pbyData[4] = (BYTE)dwHiTBTT; - pbyData[5] = (BYTE)(dwHiTBTT>>8); - pbyData[6] = (BYTE)(dwHiTBTT>>16); - pbyData[7] = (BYTE)(dwHiTBTT>>24); + pbyData[0] = (u8)qwNextTBTT; + pbyData[1] = (u8)(qwNextTBTT >> 8); + pbyData[2] = (u8)(qwNextTBTT >> 16); + pbyData[3] = (u8)(qwNextTBTT >> 24); + pbyData[4] = (u8)(qwNextTBTT >> 32); + pbyData[5] = (u8)(qwNextTBTT >> 40); + pbyData[6] = (u8)(qwNextTBTT >> 48); + pbyData[7] = (u8)(qwNextTBTT >> 56); CONTROLnsRequestOut(pDevice, MESSAGE_TYPE_SET_TSFTBTT, @@ -887,27 +864,24 @@ void CARDvSetFirstNextTBTT(void *pDeviceHandler, WORD wBeaconInterval) * Return Value: none * */ -void CARDvUpdateNextTBTT(void *pDeviceHandler, QWORD qwTSF, +void CARDvUpdateNextTBTT(void *pDeviceHandler, u64 qwTSF, WORD wBeaconInterval) { PSDevice pDevice = (PSDevice) pDeviceHandler; - DWORD dwLoTBTT,dwHiTBTT; BYTE pbyData[8]; qwTSF = CARDqGetNextTBTT(qwTSF, wBeaconInterval); // Set NextTBTT - dwLoTBTT = LODWORD(qwTSF); - dwHiTBTT = HIDWORD(qwTSF); - - pbyData[0] = (BYTE)dwLoTBTT; - pbyData[1] = (BYTE)(dwLoTBTT>>8); - pbyData[2] = (BYTE)(dwLoTBTT>>16); - pbyData[3] = (BYTE)(dwLoTBTT>>24); - pbyData[4] = (BYTE)dwHiTBTT; - pbyData[5] = (BYTE)(dwHiTBTT>>8); - pbyData[6] = (BYTE)(dwHiTBTT>>16); - pbyData[7] = (BYTE)(dwHiTBTT>>24); + + pbyData[0] = (u8)qwTSF; + pbyData[1] = (u8)(qwTSF >> 8); + pbyData[2] = (u8)(qwTSF >> 16); + pbyData[3] = (u8)(qwTSF >> 24); + pbyData[4] = (u8)(qwTSF >> 32); + pbyData[5] = (u8)(qwTSF >> 40); + pbyData[6] = (u8)(qwTSF >> 48); + pbyData[7] = (u8)(qwTSF >> 56); CONTROLnsRequestOut(pDevice, MESSAGE_TYPE_SET_TSFTBTT, @@ -918,7 +892,8 @@ void CARDvUpdateNextTBTT(void *pDeviceHandler, QWORD qwTSF, ); - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Card:Update Next TBTT[%8xh:%8xh] \n",(int)HIDWORD(qwTSF), (int)LODWORD(qwTSF)); + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO + "Card:Update Next TBTT[%8lx]\n", (unsigned long)qwTSF); return; } |