diff options
Diffstat (limited to 'drivers/staging/vt6655/wroute.c')
| -rw-r--r-- | drivers/staging/vt6655/wroute.c | 187 |
1 files changed, 0 insertions, 187 deletions
diff --git a/drivers/staging/vt6655/wroute.c b/drivers/staging/vt6655/wroute.c deleted file mode 100644 index d1171fa3446e..000000000000 --- a/drivers/staging/vt6655/wroute.c +++ /dev/null @@ -1,187 +0,0 @@ -/* - * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc. - * All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * 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 02110-1301 USA. - * - * File: wroute.c - * - * Purpose: handle WMAC frame relay & filtering - * - * Author: Lyndon Chen - * - * Date: May 20, 2003 - * - * Functions: - * ROUTEbRelay - Relay packet - * - * Revision History: - * - */ - -#include "mac.h" -#include "tcrc.h" -#include "rxtx.h" -#include "wroute.h" -#include "card.h" -#include "baseband.h" - -/*--------------------- Static Definitions -------------------------*/ - -/*--------------------- Static Classes ----------------------------*/ - -/*--------------------- Static Functions --------------------------*/ - -/*--------------------- Export Variables --------------------------*/ - -/* - * Description: - * Relay packet. Return true if packet is copy to DMA1 - * - * Parameters: - * In: - * pDevice - - * pbySkbData - rx packet skb data - * Out: - * true, false - * - * Return Value: true if packet duplicate; otherwise false - * - */ -bool ROUTEbRelay(struct vnt_private *pDevice, unsigned char *pbySkbData, - unsigned int uDataLen, unsigned int uNodeIndex) -{ - PSMgmtObject pMgmt = pDevice->pMgmt; - PSTxDesc pHeadTD, pLastTD; - unsigned int cbFrameBodySize; - unsigned int uMACfragNum; - unsigned char byPktType; - bool bNeedEncryption = false; - SKeyItem STempKey; - PSKeyItem pTransmitKey = NULL; - unsigned int cbHeaderSize; - unsigned int ii; - unsigned char *pbyBSSID; - - if (AVAIL_TD(pDevice, TYPE_AC0DMA) <= 0) { - pr_debug("Relay can't allocate TD1..\n"); - return false; - } - - pHeadTD = pDevice->apCurrTD[TYPE_AC0DMA]; - - pHeadTD->m_td1TD1.byTCR = (TCR_EDP | TCR_STP); - - memcpy(pDevice->sTxEthHeader.abyDstAddr, pbySkbData, ETH_HLEN); - - cbFrameBodySize = uDataLen - ETH_HLEN; - - if (ntohs(pDevice->sTxEthHeader.wType) > ETH_DATA_LEN) - cbFrameBodySize += 8; - - if (pDevice->bEncryptionEnable == true) { - bNeedEncryption = true; - - // get group key - pbyBSSID = pDevice->abyBroadcastAddr; - if (KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, - GROUP_KEY, &pTransmitKey) == false) { - pTransmitKey = NULL; - pr_debug("KEY is NULL. [%d]\n", - pDevice->pMgmt->eCurrMode); - } else { - pr_debug("Get GTK\n"); - } - } - - if (pDevice->bEnableHostWEP) { - if (uNodeIndex < MAX_NODE_NUM + 1) { - pTransmitKey = &STempKey; - pTransmitKey->byCipherSuite = pMgmt->sNodeDBTable[uNodeIndex].byCipherSuite; - pTransmitKey->dwKeyIndex = pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex; - pTransmitKey->uKeyLength = pMgmt->sNodeDBTable[uNodeIndex].uWepKeyLength; - pTransmitKey->dwTSC47_16 = pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16; - pTransmitKey->wTSC15_0 = pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0; - memcpy(pTransmitKey->abyKey, - &pMgmt->sNodeDBTable[uNodeIndex].abyWepKey[0], - pTransmitKey->uKeyLength); - } - } - - uMACfragNum = cbGetFragCount(pDevice, pTransmitKey, - cbFrameBodySize, &pDevice->sTxEthHeader); - - if (uMACfragNum > AVAIL_TD(pDevice, TYPE_AC0DMA)) - return false; - - byPktType = pDevice->byPacketType; - - if (pDevice->bFixRate) { - if (pDevice->eCurrentPHYType == PHY_TYPE_11B) { - if (pDevice->uConnectionRate >= RATE_11M) - pDevice->wCurrentRate = RATE_11M; - else - pDevice->wCurrentRate = pDevice->uConnectionRate; - } else { - if ((pDevice->eCurrentPHYType == PHY_TYPE_11A) && - (pDevice->uConnectionRate <= RATE_6M)) { - pDevice->wCurrentRate = RATE_6M; - } else { - if (pDevice->uConnectionRate >= RATE_54M) - pDevice->wCurrentRate = RATE_54M; - else - pDevice->wCurrentRate = pDevice->uConnectionRate; - } - } - } else { - pDevice->wCurrentRate = pDevice->pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate; - } - - if (pDevice->wCurrentRate <= RATE_11M) - byPktType = PK_TYPE_11B; - - vGenerateFIFOHeader(pDevice, byPktType, pDevice->pbyTmpBuff, - bNeedEncryption, cbFrameBodySize, TYPE_AC0DMA, - pHeadTD, &pDevice->sTxEthHeader, pbySkbData, - pTransmitKey, uNodeIndex, &uMACfragNum, - &cbHeaderSize); - - if (MACbIsRegBitsOn(pDevice->PortOffset, MAC_REG_PSCTL, PSCTL_PS)) { - // Disable PS - MACbPSWakeup(pDevice->PortOffset); - } - - pDevice->bPWBitOn = false; - - pLastTD = pHeadTD; - for (ii = 0; ii < uMACfragNum; ii++) { - // Poll Transmit the adapter - wmb(); - pHeadTD->m_td0TD0.f1Owner = OWNED_BY_NIC; - wmb(); - if (ii == (uMACfragNum - 1)) - pLastTD = pHeadTD; - pHeadTD = pHeadTD->next; - } - - pLastTD->pTDInfo->skb = NULL; - pLastTD->pTDInfo->byFlags = 0; - - pDevice->apCurrTD[TYPE_AC0DMA] = pHeadTD; - - MACvTransmitAC0(pDevice->PortOffset); - - return true; -} |