+++ /dev/null
-/*
- * 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: bssdb.c
- *
- * Purpose: Handles the Basic Service Set & Node Database functions
- *
- * Functions:
- * BSSpSearchBSSList - Search known BSS list for Desire SSID or BSSID
- * BSSvClearBSSList - Clear BSS List
- * BSSbInsertToBSSList - Insert a BSS set into known BSS list
- * BSSbUpdateToBSSList - Update BSS set in known BSS list
- * BSSDBbIsSTAInNodeDB - Search Node DB table to find the index of matched DstAddr
- * BSSvCreateOneNode - Allocate an Node for Node DB
- * BSSvUpdateAPNode - Update AP Node content in Index 0 of KnownNodeDB
- * BSSvSecondCallBack - One second timer callback function to update Node DB info & AP link status
- * BSSvUpdateNodeTxCounter - Update Tx attemps, Tx failure counter in Node DB for auto-fall back rate control
- *
- * Revision History:
- *
- * Author: Lyndon Chen
- *
- * Date: July 17, 2002
- *
- */
-
-#include "ttype.h"
-#include "tmacro.h"
-#include "tether.h"
-#include "device.h"
-#include "80211hdr.h"
-#include "bssdb.h"
-#include "wmgr.h"
-#include "datarate.h"
-#include "desc.h"
-#include "wcmd.h"
-#include "wpa.h"
-#include "baseband.h"
-#include "rf.h"
-#include "card.h"
-#include "channel.h"
-#include "mac.h"
-#include "wpa2.h"
-#include "iowpa.h"
-
-/*--------------------- Static Definitions -------------------------*/
-
-/*--------------------- Static Classes ----------------------------*/
-
-/*--------------------- Static Variables --------------------------*/
-static const unsigned short awHWRetry0[5][5] = {
- {RATE_18M, RATE_18M, RATE_12M, RATE_12M, RATE_12M},
- {RATE_24M, RATE_24M, RATE_18M, RATE_12M, RATE_12M},
- {RATE_36M, RATE_36M, RATE_24M, RATE_18M, RATE_18M},
- {RATE_48M, RATE_48M, RATE_36M, RATE_24M, RATE_24M},
- {RATE_54M, RATE_54M, RATE_48M, RATE_36M, RATE_36M}
-};
-static const unsigned short awHWRetry1[5][5] = {
- {RATE_18M, RATE_18M, RATE_12M, RATE_6M, RATE_6M},
- {RATE_24M, RATE_24M, RATE_18M, RATE_6M, RATE_6M},
- {RATE_36M, RATE_36M, RATE_24M, RATE_12M, RATE_12M},
- {RATE_48M, RATE_48M, RATE_24M, RATE_12M, RATE_12M},
- {RATE_54M, RATE_54M, RATE_36M, RATE_18M, RATE_18M}
-};
-
-/*--------------------- Static Functions --------------------------*/
-
-void s_vCheckSensitivity(
- void *hDeviceContext
-);
-
-#ifdef Calcu_LinkQual
-void s_uCalculateLinkQual(
- void *hDeviceContext
-);
-#endif
-
-void s_vCheckPreEDThreshold(
- void *hDeviceContext
-);
-/*--------------------- Export Variables --------------------------*/
-
-/*--------------------- Export Functions --------------------------*/
-
-/*+
- *
- * Routine Description:
- * Search known BSS list for Desire SSID or BSSID.
- *
- * Return Value:
- * PTR to KnownBSS or NULL
- *
- -*/
-
-PKnownBSS
-BSSpSearchBSSList(
- void *hDeviceContext,
- unsigned char *pbyDesireBSSID,
- unsigned char *pbyDesireSSID,
- CARD_PHY_TYPE ePhyType
-)
-{
- struct vnt_private *pDevice = hDeviceContext;
- PSMgmtObject pMgmt = pDevice->pMgmt;
- unsigned char *pbyBSSID = NULL;
- PWLAN_IE_SSID pSSID = NULL;
- PKnownBSS pCurrBSS = NULL;
- PKnownBSS pSelect = NULL;
- unsigned char ZeroBSSID[WLAN_BSSID_LEN] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
- unsigned int ii = 0;
-
- if (pbyDesireBSSID != NULL) {
- pr_debug("BSSpSearchBSSList BSSID[%pM]\n", pbyDesireBSSID);
- if ((!is_broadcast_ether_addr(pbyDesireBSSID)) &&
- (memcmp(pbyDesireBSSID, ZeroBSSID, 6) != 0))
- pbyBSSID = pbyDesireBSSID;
- }
- if (pbyDesireSSID != NULL) {
- if (((PWLAN_IE_SSID)pbyDesireSSID)->len != 0)
- pSSID = (PWLAN_IE_SSID) pbyDesireSSID;
- }
-
- if (pbyBSSID != NULL) {
- /* match BSSID first */
- for (ii = 0; ii < MAX_BSS_NUM; ii++) {
- pCurrBSS = &(pMgmt->sBSSList[ii]);
- if (!pDevice->bLinkPass)
- pCurrBSS->bSelected = false;
- if ((pCurrBSS->bActive) &&
- (!pCurrBSS->bSelected)) {
- if (ether_addr_equal(pCurrBSS->abyBSSID,
- pbyBSSID)) {
- if (pSSID != NULL) {
- /* compare ssid */
- if (!memcmp(pSSID->abySSID,
- ((PWLAN_IE_SSID)pCurrBSS->abySSID)->abySSID,
- pSSID->len)) {
- if ((pMgmt->eConfigMode == WMAC_CONFIG_AUTO) ||
- ((pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) && WLAN_GET_CAP_INFO_IBSS(pCurrBSS->wCapInfo)) ||
- ((pMgmt->eConfigMode == WMAC_CONFIG_ESS_STA) && WLAN_GET_CAP_INFO_ESS(pCurrBSS->wCapInfo))
-) {
- pCurrBSS->bSelected = true;
- return pCurrBSS;
- }
- }
- } else {
- if ((pMgmt->eConfigMode == WMAC_CONFIG_AUTO) ||
- ((pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) && WLAN_GET_CAP_INFO_IBSS(pCurrBSS->wCapInfo)) ||
- ((pMgmt->eConfigMode == WMAC_CONFIG_ESS_STA) && WLAN_GET_CAP_INFO_ESS(pCurrBSS->wCapInfo))
-) {
- pCurrBSS->bSelected = true;
- return pCurrBSS;
- }
- }
- }
- }
- }
- } else {
- /* ignore BSSID */
- for (ii = 0; ii < MAX_BSS_NUM; ii++) {
- pCurrBSS = &(pMgmt->sBSSList[ii]);
- /* 2007-0721-01<Add>by MikeLiu */
- pCurrBSS->bSelected = false;
- if (pCurrBSS->bActive) {
- if (pSSID != NULL) {
- /* matched SSID */
- if (!!memcmp(pSSID->abySSID,
- ((PWLAN_IE_SSID)pCurrBSS->abySSID)->abySSID,
- pSSID->len) ||
- (pSSID->len != ((PWLAN_IE_SSID)pCurrBSS->abySSID)->len)) {
- /* SSID not match skip this BSS */
- continue;
- }
- }
- if (((pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) && WLAN_GET_CAP_INFO_ESS(pCurrBSS->wCapInfo)) ||
- ((pMgmt->eConfigMode == WMAC_CONFIG_ESS_STA) && WLAN_GET_CAP_INFO_IBSS(pCurrBSS->wCapInfo))
-) {
- /* Type not match skip this BSS */
- pr_debug("BSS type mismatch.... Config[%d] BSS[0x%04x]\n",
- pMgmt->eConfigMode,
- pCurrBSS->wCapInfo);
- continue;
- }
-
- if (ePhyType != PHY_TYPE_AUTO) {
- if (((ePhyType == PHY_TYPE_11A) && (PHY_TYPE_11A != pCurrBSS->eNetworkTypeInUse)) ||
- ((ePhyType != PHY_TYPE_11A) && (PHY_TYPE_11A == pCurrBSS->eNetworkTypeInUse))) {
- /* PhyType not match skip this BSS */
- pr_debug("Physical type mismatch.... ePhyType[%d] BSS[%d]\n",
- ePhyType,
- pCurrBSS->eNetworkTypeInUse);
- continue;
- }
- }
-
- if (pSelect == NULL) {
- pSelect = pCurrBSS;
- } else {
- /* compare RSSI, select signal strong one */
- if (pCurrBSS->uRSSI < pSelect->uRSSI)
- pSelect = pCurrBSS;
- }
- }
- }
- if (pSelect != NULL) {
- pSelect->bSelected = true;
- return pSelect;
- }
- }
- return NULL;
-}
-
-/*+
- *
- * Routine Description:
- * Clear BSS List
- *
- * Return Value:
- * None.
- *
- -*/
-
-void
-BSSvClearBSSList(
- void *hDeviceContext,
- bool bKeepCurrBSSID
-)
-{
- struct vnt_private *pDevice = hDeviceContext;
- PSMgmtObject pMgmt = pDevice->pMgmt;
- unsigned int ii;
-
- for (ii = 0; ii < MAX_BSS_NUM; ii++) {
- if (bKeepCurrBSSID) {
- if (pMgmt->sBSSList[ii].bActive &&
- ether_addr_equal(pMgmt->sBSSList[ii].abyBSSID,
- pMgmt->abyCurrBSSID)) {
- continue;
- }
- }
-
- if ((pMgmt->sBSSList[ii].bActive) && (pMgmt->sBSSList[ii].uClearCount < BSS_CLEAR_COUNT)) {
- pMgmt->sBSSList[ii].uClearCount++;
- continue;
- }
-
- pMgmt->sBSSList[ii].bActive = false;
- memset(&pMgmt->sBSSList[ii], 0, sizeof(KnownBSS));
- }
- BSSvClearAnyBSSJoinRecord(pDevice);
-}
-
-/*+
- *
- * Routine Description:
- * search BSS list by BSSID & SSID if matched
- *
- * Return Value:
- * true if found.
- *
- -*/
-PKnownBSS
-BSSpAddrIsInBSSList(
- void *hDeviceContext,
- unsigned char *abyBSSID,
- PWLAN_IE_SSID pSSID
-)
-{
- struct vnt_private *pDevice = hDeviceContext;
- PSMgmtObject pMgmt = pDevice->pMgmt;
- PKnownBSS pBSSList = NULL;
- unsigned int ii;
-
- for (ii = 0; ii < MAX_BSS_NUM; ii++) {
- pBSSList = &(pMgmt->sBSSList[ii]);
- if (pBSSList->bActive) {
- if (ether_addr_equal(pBSSList->abyBSSID, abyBSSID)) {
- if (pSSID->len == ((PWLAN_IE_SSID)pBSSList->abySSID)->len) {
- if (memcmp(pSSID->abySSID,
- ((PWLAN_IE_SSID)pBSSList->abySSID)->abySSID,
- pSSID->len) == 0)
- return pBSSList;
- }
- }
- }
- }
-
- return NULL;
-};
-
-/*+
- *
- * Routine Description:
- * Insert a BSS set into known BSS list
- *
- * Return Value:
- * true if success.
- *
- -*/
-
-bool
-BSSbInsertToBSSList(
- void *hDeviceContext,
- unsigned char *abyBSSIDAddr,
- __le64 qwTimestamp,
- unsigned short wBeaconInterval,
- unsigned short wCapInfo,
- unsigned char byCurrChannel,
- PWLAN_IE_SSID pSSID,
- PWLAN_IE_SUPP_RATES pSuppRates,
- PWLAN_IE_SUPP_RATES pExtSuppRates,
- PERPObject psERP,
- PWLAN_IE_RSN pRSN,
- PWLAN_IE_RSN_EXT pRSNWPA,
- PWLAN_IE_COUNTRY pIE_Country,
- PWLAN_IE_QUIET pIE_Quiet,
- unsigned int uIELength,
- unsigned char *pbyIEs,
- void *pRxPacketContext
-)
-{
- struct vnt_private *pDevice = hDeviceContext;
- PSMgmtObject pMgmt = pDevice->pMgmt;
- PSRxMgmtPacket pRxPacket = (PSRxMgmtPacket)pRxPacketContext;
- PKnownBSS pBSSList = NULL;
- unsigned int ii;
- bool bParsingQuiet = false;
- PWLAN_IE_QUIET pQuiet = NULL;
-
- pBSSList = (PKnownBSS)&(pMgmt->sBSSList[0]);
-
- for (ii = 0; ii < MAX_BSS_NUM; ii++) {
- pBSSList = (PKnownBSS)&(pMgmt->sBSSList[ii]);
- if (!pBSSList->bActive)
- break;
- }
-
- if (ii == MAX_BSS_NUM) {
- pr_debug("Get free KnowBSS node failed\n");
- return false;
- }
- /* save the BSS info */
- pBSSList->bActive = true;
- memcpy(pBSSList->abyBSSID, abyBSSIDAddr, WLAN_BSSID_LEN);
- pBSSList->qwBSSTimestamp = le64_to_cpu(qwTimestamp);
- pBSSList->wBeaconInterval = cpu_to_le16(wBeaconInterval);
- pBSSList->wCapInfo = cpu_to_le16(wCapInfo);
- pBSSList->uClearCount = 0;
-
- if (pSSID->len > WLAN_SSID_MAXLEN)
- pSSID->len = WLAN_SSID_MAXLEN;
- memcpy(pBSSList->abySSID, pSSID, pSSID->len + WLAN_IEHDR_LEN);
-
- pBSSList->uChannel = byCurrChannel;
-
- if (pSuppRates->len > WLAN_RATES_MAXLEN)
- pSuppRates->len = WLAN_RATES_MAXLEN;
- memcpy(pBSSList->abySuppRates, pSuppRates, pSuppRates->len + WLAN_IEHDR_LEN);
-
- if (pExtSuppRates != NULL) {
- if (pExtSuppRates->len > WLAN_RATES_MAXLEN)
- pExtSuppRates->len = WLAN_RATES_MAXLEN;
- memcpy(pBSSList->abyExtSuppRates, pExtSuppRates, pExtSuppRates->len + WLAN_IEHDR_LEN);
- pr_debug("BSSbInsertToBSSList: pExtSuppRates->len = %d\n",
- pExtSuppRates->len);
-
- } else {
- memset(pBSSList->abyExtSuppRates, 0, WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1);
- }
- pBSSList->sERP.byERP = psERP->byERP;
- pBSSList->sERP.bERPExist = psERP->bERPExist;
-
- /* check if BSS is 802.11a/b/g */
- if (pBSSList->uChannel > CB_MAX_CHANNEL_24G) {
- pBSSList->eNetworkTypeInUse = PHY_TYPE_11A;
- } else {
- if (pBSSList->sERP.bERPExist)
- pBSSList->eNetworkTypeInUse = PHY_TYPE_11G;
- else
- pBSSList->eNetworkTypeInUse = PHY_TYPE_11B;
- }
-
- pBSSList->byRxRate = pRxPacket->byRxRate;
- pBSSList->qwLocalTSF = pRxPacket->qwLocalTSF;
- pBSSList->uRSSI = pRxPacket->uRSSI;
- pBSSList->bySQ = pRxPacket->bySQ;
-
- if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) &&
- (pMgmt->eCurrState == WMAC_STATE_ASSOC)) {
- /* assoc with BSS */
- if (pBSSList == pMgmt->pCurrBSS)
- bParsingQuiet = true;
- }
-
- WPA_ClearRSN(pBSSList);
-
- if (pRSNWPA != NULL) {
- unsigned int uLen = pRSNWPA->len + 2;
-
- if (uLen <= (uIELength - (unsigned int)((unsigned char *)pRSNWPA - pbyIEs))) {
- pBSSList->wWPALen = uLen;
- memcpy(pBSSList->byWPAIE, pRSNWPA, uLen);
- WPA_ParseRSN(pBSSList, pRSNWPA);
- }
- }
-
- WPA2_ClearRSN(pBSSList);
-
- if (pRSN != NULL) {
- unsigned int uLen = pRSN->len + 2;
-
- if (uLen <= (uIELength - (unsigned int)((unsigned char *)pRSN - pbyIEs))) {
- pBSSList->wRSNLen = uLen;
- memcpy(pBSSList->byRSNIE, pRSN, uLen);
- WPA2vParseRSN(pBSSList, pRSN);
- }
- }
-
- if ((pMgmt->eAuthenMode == WMAC_AUTH_WPA2) || pBSSList->bWPA2Valid) {
- PSKeyItem pTransmitKey = NULL;
- bool bIs802_1x = false;
-
- for (ii = 0; ii < pBSSList->wAKMSSAuthCount; ii++) {
- if (pBSSList->abyAKMSSAuthType[ii] == WLAN_11i_AKMSS_802_1X) {
- bIs802_1x = true;
- break;
- }
- }
- if (bIs802_1x && (pSSID->len == ((PWLAN_IE_SSID)pMgmt->abyDesireSSID)->len) &&
- (!memcmp(pSSID->abySSID, ((PWLAN_IE_SSID)pMgmt->abyDesireSSID)->abySSID, pSSID->len))) {
-
- if (pDevice->bLinkPass && (pMgmt->eCurrState == WMAC_STATE_ASSOC)) {
- if (KeybGetTransmitKey(&(pDevice->sKey), pDevice->abyBSSID, PAIRWISE_KEY, &pTransmitKey) ||
- KeybGetTransmitKey(&(pDevice->sKey), pDevice->abyBSSID, GROUP_KEY, &pTransmitKey)) {
- pDevice->gsPMKIDCandidate.StatusType = Ndis802_11StatusType_PMKID_CandidateList;
- pDevice->gsPMKIDCandidate.Version = 1;
-
- }
-
- }
- }
- }
-
- if (pDevice->bUpdateBBVGA) {
- /* monitor if RSSI is too strong */
- pBSSList->byRSSIStatCnt = 0;
- RFvRSSITodBm(pDevice, (unsigned char)(pRxPacket->uRSSI), &pBSSList->ldBmMAX);
- pBSSList->ldBmAverage[0] = pBSSList->ldBmMAX;
- for (ii = 1; ii < RSSI_STAT_COUNT; ii++)
- pBSSList->ldBmAverage[ii] = 0;
- }
-
- if ((pIE_Country != NULL) && pMgmt->b11hEnable) {
- set_country_info(pMgmt->pAdapter, pBSSList->eNetworkTypeInUse,
- pIE_Country);
- }
-
- if (bParsingQuiet && (pIE_Quiet != NULL)) {
- if ((((PWLAN_IE_QUIET)pIE_Quiet)->len == 8) &&
- (((PWLAN_IE_QUIET)pIE_Quiet)->byQuietCount != 0)) {
- /* valid EID */
- if (pQuiet == NULL) {
- pQuiet = (PWLAN_IE_QUIET)pIE_Quiet;
- CARDbSetQuiet(pMgmt->pAdapter,
- true,
- pQuiet->byQuietCount,
- pQuiet->byQuietPeriod,
- *((unsigned short *)pQuiet->abyQuietDuration),
- *((unsigned short *)pQuiet->abyQuietOffset)
-);
- } else {
- pQuiet = (PWLAN_IE_QUIET)pIE_Quiet;
- CARDbSetQuiet(pMgmt->pAdapter,
- false,
- pQuiet->byQuietCount,
- pQuiet->byQuietPeriod,
- *((unsigned short *)pQuiet->abyQuietDuration),
- *((unsigned short *)pQuiet->abyQuietOffset)
- );
- }
- }
- }
-
- if (bParsingQuiet && (pQuiet != NULL))
- CARDbStartQuiet(pMgmt->pAdapter);
-
- pBSSList->uIELength = uIELength;
- if (pBSSList->uIELength > WLAN_BEACON_FR_MAXLEN)
- pBSSList->uIELength = WLAN_BEACON_FR_MAXLEN;
- memcpy(pBSSList->abyIEs, pbyIEs, pBSSList->uIELength);
-
- return true;
-}
-
-/*+
- *
- * Routine Description:
- * Update BSS set in known BSS list
- *
- * Return Value:
- * true if success.
- *
- -*/
-/* TODO: input structure modify */
-
-bool
-BSSbUpdateToBSSList(
- void *hDeviceContext,
- __le64 qwTimestamp,
- unsigned short wBeaconInterval,
- unsigned short wCapInfo,
- unsigned char byCurrChannel,
- bool bChannelHit,
- PWLAN_IE_SSID pSSID,
- PWLAN_IE_SUPP_RATES pSuppRates,
- PWLAN_IE_SUPP_RATES pExtSuppRates,
- PERPObject psERP,
- PWLAN_IE_RSN pRSN,
- PWLAN_IE_RSN_EXT pRSNWPA,
- PWLAN_IE_COUNTRY pIE_Country,
- PWLAN_IE_QUIET pIE_Quiet,
- PKnownBSS pBSSList,
- unsigned int uIELength,
- unsigned char *pbyIEs,
- void *pRxPacketContext
-)
-{
- int ii;
- struct vnt_private *pDevice = hDeviceContext;
- PSMgmtObject pMgmt = pDevice->pMgmt;
- PSRxMgmtPacket pRxPacket = (PSRxMgmtPacket)pRxPacketContext;
- long ldBm;
- bool bParsingQuiet = false;
- PWLAN_IE_QUIET pQuiet = NULL;
-
- if (pBSSList == NULL)
- return false;
-
- pBSSList->qwBSSTimestamp = le64_to_cpu(qwTimestamp);
- pBSSList->wBeaconInterval = cpu_to_le16(wBeaconInterval);
- pBSSList->wCapInfo = cpu_to_le16(wCapInfo);
- pBSSList->uClearCount = 0;
- pBSSList->uChannel = byCurrChannel;
-
- if (pSSID->len > WLAN_SSID_MAXLEN)
- pSSID->len = WLAN_SSID_MAXLEN;
-
- if ((pSSID->len != 0) && (pSSID->abySSID[0] != 0))
- memcpy(pBSSList->abySSID, pSSID, pSSID->len + WLAN_IEHDR_LEN);
- memcpy(pBSSList->abySuppRates, pSuppRates, pSuppRates->len + WLAN_IEHDR_LEN);
-
- if (pExtSuppRates != NULL)
- memcpy(pBSSList->abyExtSuppRates, pExtSuppRates, pExtSuppRates->len + WLAN_IEHDR_LEN);
- else
- memset(pBSSList->abyExtSuppRates, 0, WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1);
- pBSSList->sERP.byERP = psERP->byERP;
- pBSSList->sERP.bERPExist = psERP->bERPExist;
-
- /* check if BSS is 802.11a/b/g */
- if (pBSSList->uChannel > CB_MAX_CHANNEL_24G) {
- pBSSList->eNetworkTypeInUse = PHY_TYPE_11A;
- } else {
- if (pBSSList->sERP.bERPExist)
- pBSSList->eNetworkTypeInUse = PHY_TYPE_11G;
- else
- pBSSList->eNetworkTypeInUse = PHY_TYPE_11B;
- }
-
- pBSSList->byRxRate = pRxPacket->byRxRate;
- pBSSList->qwLocalTSF = pRxPacket->qwLocalTSF;
- if (bChannelHit)
- pBSSList->uRSSI = pRxPacket->uRSSI;
- pBSSList->bySQ = pRxPacket->bySQ;
-
- if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) &&
- (pMgmt->eCurrState == WMAC_STATE_ASSOC)) {
- /* assoc with BSS */
- if (pBSSList == pMgmt->pCurrBSS)
- bParsingQuiet = true;
- }
-
- WPA_ClearRSN(pBSSList); /* mike update */
-
- if (pRSNWPA != NULL) {
- unsigned int uLen = pRSNWPA->len + 2;
-
- if (uLen <= (uIELength - (unsigned int)((unsigned char *)pRSNWPA - pbyIEs))) {
- pBSSList->wWPALen = uLen;
- memcpy(pBSSList->byWPAIE, pRSNWPA, uLen);
- WPA_ParseRSN(pBSSList, pRSNWPA);
- }
- }
-
- WPA2_ClearRSN(pBSSList); /* mike update */
-
- if (pRSN != NULL) {
- unsigned int uLen = pRSN->len + 2;
-
- if (uLen <= (uIELength - (unsigned int)((unsigned char *)pRSN - pbyIEs))) {
- pBSSList->wRSNLen = uLen;
- memcpy(pBSSList->byRSNIE, pRSN, uLen);
- WPA2vParseRSN(pBSSList, pRSN);
- }
- }
-
- if (pRxPacket->uRSSI != 0) {
- RFvRSSITodBm(pDevice, (unsigned char)(pRxPacket->uRSSI), &ldBm);
- /* monitor if RSSI is too strong */
- pBSSList->byRSSIStatCnt++;
- pBSSList->byRSSIStatCnt %= RSSI_STAT_COUNT;
- pBSSList->ldBmAverage[pBSSList->byRSSIStatCnt] = ldBm;
- for (ii = 0; ii < RSSI_STAT_COUNT; ii++) {
- if (pBSSList->ldBmAverage[ii] != 0)
- pBSSList->ldBmMAX = max(pBSSList->ldBmAverage[ii], ldBm);
- }
- }
-
- if ((pIE_Country != NULL) && pMgmt->b11hEnable) {
- set_country_info(pMgmt->pAdapter, pBSSList->eNetworkTypeInUse,
- pIE_Country);
- }
-
- if (bParsingQuiet && (pIE_Quiet != NULL)) {
- if ((((PWLAN_IE_QUIET)pIE_Quiet)->len == 8) &&
- (((PWLAN_IE_QUIET)pIE_Quiet)->byQuietCount != 0)) {
- /* valid EID */
- if (pQuiet == NULL) {
- pQuiet = (PWLAN_IE_QUIET)pIE_Quiet;
- CARDbSetQuiet(pMgmt->pAdapter,
- true,
- pQuiet->byQuietCount,
- pQuiet->byQuietPeriod,
- *((unsigned short *)pQuiet->abyQuietDuration),
- *((unsigned short *)pQuiet->abyQuietOffset)
-);
- } else {
- pQuiet = (PWLAN_IE_QUIET)pIE_Quiet;
- CARDbSetQuiet(pMgmt->pAdapter,
- false,
- pQuiet->byQuietCount,
- pQuiet->byQuietPeriod,
- *((unsigned short *)pQuiet->abyQuietDuration),
- *((unsigned short *)pQuiet->abyQuietOffset)
- );
- }
- }
- }
-
- if (bParsingQuiet && (pQuiet != NULL))
- CARDbStartQuiet(pMgmt->pAdapter);
-
- pBSSList->uIELength = uIELength;
- if (pBSSList->uIELength > WLAN_BEACON_FR_MAXLEN)
- pBSSList->uIELength = WLAN_BEACON_FR_MAXLEN;
- memcpy(pBSSList->abyIEs, pbyIEs, pBSSList->uIELength);
-
- return true;
-}
-
-/*+
- *
- * Routine Description:
- * Search Node DB table to find the index of matched DstAddr
- *
- * Return Value:
- * None
- *
- -*/
-
-bool
-BSSDBbIsSTAInNodeDB(void *pMgmtObject, unsigned char *abyDstAddr,
- unsigned int *puNodeIndex)
-{
- PSMgmtObject pMgmt = (PSMgmtObject) pMgmtObject;
- unsigned int ii;
-
- /* Index = 0 reserved for AP Node */
- for (ii = 1; ii < (MAX_NODE_NUM + 1); ii++) {
- if (pMgmt->sNodeDBTable[ii].bActive) {
- if (ether_addr_equal(abyDstAddr,
- pMgmt->sNodeDBTable[ii].abyMACAddr)) {
- *puNodeIndex = ii;
- return true;
- }
- }
- }
-
- return false;
-};
-
-/*+
- *
- * Routine Description:
- * Find an empty node and allocat it; if there is no empty node,
- * then use the most inactive one.
- *
- * Return Value:
- * None
- *
- -*/
-void
-BSSvCreateOneNode(void *hDeviceContext, unsigned int *puNodeIndex)
-{
- struct vnt_private *pDevice = hDeviceContext;
- PSMgmtObject pMgmt = pDevice->pMgmt;
- unsigned int ii;
- unsigned int BigestCount = 0;
- unsigned int SelectIndex;
- struct sk_buff *skb;
- /*
- * Index = 0 reserved for AP Node (In STA mode)
- * Index = 0 reserved for Broadcast/MultiCast (In AP mode)
- */
- SelectIndex = 1;
- for (ii = 1; ii < (MAX_NODE_NUM + 1); ii++) {
- if (pMgmt->sNodeDBTable[ii].bActive) {
- if (pMgmt->sNodeDBTable[ii].uInActiveCount > BigestCount) {
- BigestCount = pMgmt->sNodeDBTable[ii].uInActiveCount;
- SelectIndex = ii;
- }
- } else {
- break;
- }
- }
-
- /* if not found replace uInActiveCount is largest one */
- if (ii == (MAX_NODE_NUM + 1)) {
- *puNodeIndex = SelectIndex;
- pr_info("Replace inactive node = %d\n", SelectIndex);
- /* clear ps buffer */
- if (pMgmt->sNodeDBTable[*puNodeIndex].sTxPSQueue.next != NULL) {
- while ((skb = skb_dequeue(&pMgmt->sNodeDBTable[*puNodeIndex].sTxPSQueue)) != NULL)
- dev_kfree_skb(skb);
- }
- } else {
- *puNodeIndex = ii;
- }
-
- memset(&pMgmt->sNodeDBTable[*puNodeIndex], 0, sizeof(KnownNodeDB));
- pMgmt->sNodeDBTable[*puNodeIndex].bActive = true;
- pMgmt->sNodeDBTable[*puNodeIndex].uRatePollTimeout = FALLBACK_POLL_SECOND;
- /* for AP mode PS queue */
- skb_queue_head_init(&pMgmt->sNodeDBTable[*puNodeIndex].sTxPSQueue);
- pMgmt->sNodeDBTable[*puNodeIndex].byAuthSequence = 0;
- pMgmt->sNodeDBTable[*puNodeIndex].wEnQueueCnt = 0;
- pr_debug("Create node index = %d\n", ii);
- return;
-};
-
-/*+
- *
- * Routine Description:
- * Remove Node by NodeIndex
- *
- *
- * Return Value:
- * None
- *
- -*/
-void
-BSSvRemoveOneNode(
- void *hDeviceContext,
- unsigned int uNodeIndex
-)
-{
- struct vnt_private *pDevice = hDeviceContext;
- PSMgmtObject pMgmt = pDevice->pMgmt;
- unsigned char byMask[8] = {1, 2, 4, 8, 0x10, 0x20, 0x40, 0x80};
- struct sk_buff *skb;
-
- while ((skb = skb_dequeue(&pMgmt->sNodeDBTable[uNodeIndex].sTxPSQueue)) != NULL)
- dev_kfree_skb(skb);
- /* clear context */
- memset(&pMgmt->sNodeDBTable[uNodeIndex], 0, sizeof(KnownNodeDB));
- /* clear tx bit map */
- pMgmt->abyPSTxMap[pMgmt->sNodeDBTable[uNodeIndex].wAID >> 3] &= ~byMask[pMgmt->sNodeDBTable[uNodeIndex].wAID & 7];
-
- return;
-};
-/*+
- *
- * Routine Description:
- * Update AP Node content in Index 0 of KnownNodeDB
- *
- *
- * Return Value:
- * None
- *
- -*/
-
-void
-BSSvUpdateAPNode(
- void *hDeviceContext,
- unsigned short *pwCapInfo,
- PWLAN_IE_SUPP_RATES pSuppRates,
- PWLAN_IE_SUPP_RATES pExtSuppRates
-)
-{
- struct vnt_private *pDevice = hDeviceContext;
- PSMgmtObject pMgmt = pDevice->pMgmt;
- unsigned int uRateLen = WLAN_RATES_MAXLEN;
-
- memset(&pMgmt->sNodeDBTable[0], 0, sizeof(KnownNodeDB));
-
- pMgmt->sNodeDBTable[0].bActive = true;
- if (pDevice->eCurrentPHYType == PHY_TYPE_11B)
- uRateLen = WLAN_RATES_MAXLEN_11B;
- pMgmt->abyCurrSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)pSuppRates,
- (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
- uRateLen);
- pMgmt->abyCurrExtSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)pExtSuppRates,
- (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates,
- uRateLen);
- RATEvParseMaxRate((void *)pDevice,
- (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
- (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates,
- true,
- &(pMgmt->sNodeDBTable[0].wMaxBasicRate),
- &(pMgmt->sNodeDBTable[0].wMaxSuppRate),
- &(pMgmt->sNodeDBTable[0].wSuppRate),
- &(pMgmt->sNodeDBTable[0].byTopCCKBasicRate),
- &(pMgmt->sNodeDBTable[0].byTopOFDMBasicRate)
-);
- memcpy(pMgmt->sNodeDBTable[0].abyMACAddr, pMgmt->abyCurrBSSID, WLAN_ADDR_LEN);
- pMgmt->sNodeDBTable[0].wTxDataRate = pMgmt->sNodeDBTable[0].wMaxSuppRate;
- pMgmt->sNodeDBTable[0].bShortPreamble = WLAN_GET_CAP_INFO_SHORTPREAMBLE(*pwCapInfo);
- pMgmt->sNodeDBTable[0].uRatePollTimeout = FALLBACK_POLL_SECOND;
- netdev_dbg(pDevice->dev, "BSSvUpdateAPNode:MaxSuppRate is %d\n",
- pMgmt->sNodeDBTable[0].wMaxSuppRate);
- /* auto rate fallback function initiation */
- pr_debug("pMgmt->sNodeDBTable[0].wTxDataRate = %d\n",
- pMgmt->sNodeDBTable[0].wTxDataRate);
-};
-
-/*+
- *
- * Routine Description:
- * Add Multicast Node content in Index 0 of KnownNodeDB
- *
- *
- * Return Value:
- * None
- *
- -*/
-
-void
-BSSvAddMulticastNode(
- void *hDeviceContext
-)
-{
- struct vnt_private *pDevice = hDeviceContext;
- PSMgmtObject pMgmt = pDevice->pMgmt;
-
- if (!pDevice->bEnableHostWEP)
- memset(&pMgmt->sNodeDBTable[0], 0, sizeof(KnownNodeDB));
- memset(pMgmt->sNodeDBTable[0].abyMACAddr, 0xff, WLAN_ADDR_LEN);
- pMgmt->sNodeDBTable[0].bActive = true;
- pMgmt->sNodeDBTable[0].bPSEnable = false;
- skb_queue_head_init(&pMgmt->sNodeDBTable[0].sTxPSQueue);
- RATEvParseMaxRate((void *)pDevice,
- (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates,
- (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates,
- true,
- &(pMgmt->sNodeDBTable[0].wMaxBasicRate),
- &(pMgmt->sNodeDBTable[0].wMaxSuppRate),
- &(pMgmt->sNodeDBTable[0].wSuppRate),
- &(pMgmt->sNodeDBTable[0].byTopCCKBasicRate),
- &(pMgmt->sNodeDBTable[0].byTopOFDMBasicRate)
-);
- pMgmt->sNodeDBTable[0].wTxDataRate = pMgmt->sNodeDBTable[0].wMaxBasicRate;
- netdev_dbg(pDevice->dev,
- "BSSvAddMultiCastNode:pMgmt->sNodeDBTable[0].wTxDataRate is %d\n",
- pMgmt->sNodeDBTable[0].wTxDataRate);
- pMgmt->sNodeDBTable[0].uRatePollTimeout = FALLBACK_POLL_SECOND;
-};
-
-/*+
- *
- * Routine Description:
- *
- *
- * Second call back function to update Node DB info & AP link status
- *
- *
- * Return Value:
- * none.
- *
- -*/
-void
-BSSvSecondCallBack(
- void *hDeviceContext
-)
-{
- struct vnt_private *pDevice = hDeviceContext;
- PSMgmtObject pMgmt = pDevice->pMgmt;
- unsigned int ii;
- PWLAN_IE_SSID pItemSSID, pCurrSSID;
- unsigned int uSleepySTACnt = 0;
- unsigned int uNonShortSlotSTACnt = 0;
- unsigned int uLongPreambleSTACnt = 0;
- viawget_wpa_header *wpahdr; /* DavidWang */
-
- spin_lock_irq(&pDevice->lock);
-
- pDevice->uAssocCount = 0;
-
- pDevice->byERPFlag &=
- ~(WLAN_SET_ERP_BARKER_MODE(1) | WLAN_SET_ERP_NONERP_PRESENT(1));
-
- if (pDevice->wUseProtectCntDown > 0) {
- pDevice->wUseProtectCntDown--;
- } else {
- /* disable protect mode */
- pDevice->byERPFlag &= ~(WLAN_SET_ERP_USE_PROTECTION(1));
- }
-
- if (pDevice->eCommandState == WLAN_ASSOCIATE_WAIT) {
- pDevice->byReAssocCount++;
- /* 10 sec timeout */
- if ((pDevice->byReAssocCount > 10) && (!pDevice->bLinkPass)) {
- netdev_info(pDevice->dev, "Re-association timeout!!!\n");
- pDevice->byReAssocCount = 0;
-#ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
- {
- union iwreq_data wrqu;
-
- memset(&wrqu, 0, sizeof(wrqu));
- wrqu.ap_addr.sa_family = ARPHRD_ETHER;
- PRINT_K("wireless_send_event--->SIOCGIWAP(disassociated)\n");
- wireless_send_event(pDevice->dev, SIOCGIWAP, &wrqu, NULL);
- }
-#endif
- } else if (pDevice->bLinkPass)
- pDevice->byReAssocCount = 0;
- }
-
-#ifdef Calcu_LinkQual
- s_uCalculateLinkQual((void *)pDevice);
-#endif
-
- for (ii = 0; ii < (MAX_NODE_NUM + 1); ii++) {
- if (pMgmt->sNodeDBTable[ii].bActive) {
- /* increase in-activity counter */
- pMgmt->sNodeDBTable[ii].uInActiveCount++;
-
- if (ii > 0) {
- if (pMgmt->sNodeDBTable[ii].uInActiveCount > MAX_INACTIVE_COUNT) {
- BSSvRemoveOneNode(pDevice, ii);
- pr_debug("Inactive timeout [%d] sec, STA index = [%d] remove\n",
- MAX_INACTIVE_COUNT, ii);
- continue;
- }
-
- if (pMgmt->sNodeDBTable[ii].eNodeState >= NODE_ASSOC) {
- pDevice->uAssocCount++;
-
- /* check if Non ERP exist */
- if (pMgmt->sNodeDBTable[ii].uInActiveCount < ERP_RECOVER_COUNT) {
- if (!pMgmt->sNodeDBTable[ii].bShortPreamble) {
- pDevice->byERPFlag |= WLAN_SET_ERP_BARKER_MODE(1);
- uLongPreambleSTACnt++;
- }
- if (!pMgmt->sNodeDBTable[ii].bERPExist) {
- pDevice->byERPFlag |= WLAN_SET_ERP_NONERP_PRESENT(1);
- pDevice->byERPFlag |= WLAN_SET_ERP_USE_PROTECTION(1);
- }
- if (!pMgmt->sNodeDBTable[ii].bShortSlotTime)
- uNonShortSlotSTACnt++;
- }
- }
-
- /* check if any STA in PS mode */
- if (pMgmt->sNodeDBTable[ii].bPSEnable)
- uSleepySTACnt++;
-
- }
-
- /* rate fallback check */
- if (!pDevice->bFixRate) {
- if (ii > 0) {
- /* ii = 0 for multicast node (AP & Adhoc) */
- RATEvTxRateFallBack((void *)pDevice, &(pMgmt->sNodeDBTable[ii]));
- } else {
- /* ii = 0 reserved for unicast AP node (Infra STA) */
- if (pMgmt->eCurrMode == WMAC_MODE_ESS_STA)
- netdev_dbg(pDevice->dev,
- "SecondCallback:Before:TxDataRate is %d\n",
- pMgmt->sNodeDBTable[0].wTxDataRate);
- RATEvTxRateFallBack((void *)pDevice, &(pMgmt->sNodeDBTable[ii]));
- netdev_dbg(pDevice->dev,
- "SecondCallback:After:TxDataRate is %d\n",
- pMgmt->sNodeDBTable[0].wTxDataRate);
-
- }
-
- }
-
- /* check if pending PS queue */
- if (pMgmt->sNodeDBTable[ii].wEnQueueCnt != 0) {
- pr_debug("Index= %d, Queue = %d pending\n",
- ii,
- pMgmt->sNodeDBTable[ii].wEnQueueCnt);
- if ((ii > 0) && (pMgmt->sNodeDBTable[ii].wEnQueueCnt > 15)) {
- BSSvRemoveOneNode(pDevice, ii);
- pr_info("Pending many queues PS STA Index = %d remove\n",
- ii);
- continue;
- }
- }
- }
-
- }
-
- if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) && (pDevice->eCurrentPHYType == PHY_TYPE_11G)) {
- /* on/off protect mode */
- if (WLAN_GET_ERP_USE_PROTECTION(pDevice->byERPFlag)) {
- if (!pDevice->bProtectMode) {
- MACvEnableProtectMD(pDevice->PortOffset);
- pDevice->bProtectMode = true;
- }
- } else {
- if (pDevice->bProtectMode) {
- MACvDisableProtectMD(pDevice->PortOffset);
- pDevice->bProtectMode = false;
- }
- }
- /* on/off short slot time */
-
- if (uNonShortSlotSTACnt > 0) {
- if (pDevice->bShortSlotTime) {
- pDevice->bShortSlotTime = false;
- BBvSetShortSlotTime(pDevice);
- vUpdateIFS((void *)pDevice);
- }
- } else {
- if (!pDevice->bShortSlotTime) {
- pDevice->bShortSlotTime = true;
- BBvSetShortSlotTime(pDevice);
- vUpdateIFS((void *)pDevice);
- }
- }
-
- /* on/off barker long preamble mode */
-
- if (uLongPreambleSTACnt > 0) {
- if (!pDevice->bBarkerPreambleMd) {
- MACvEnableBarkerPreambleMd(pDevice->PortOffset);
- pDevice->bBarkerPreambleMd = true;
- }
- } else {
- if (pDevice->bBarkerPreambleMd) {
- MACvDisableBarkerPreambleMd(pDevice->PortOffset);
- pDevice->bBarkerPreambleMd = false;
- }
- }
-
- }
-
- /* check if any STA in PS mode, enable DTIM multicast deliver */
- if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) {
- if (uSleepySTACnt > 0)
- pMgmt->sNodeDBTable[0].bPSEnable = true;
- else
- pMgmt->sNodeDBTable[0].bPSEnable = false;
- }
-
- pItemSSID = (PWLAN_IE_SSID)pMgmt->abyDesireSSID;
- pCurrSSID = (PWLAN_IE_SSID)pMgmt->abyCurrSSID;
-
- if ((pMgmt->eCurrMode == WMAC_MODE_STANDBY) ||
- (pMgmt->eCurrMode == WMAC_MODE_ESS_STA)) {
- /* assoc with BSS */
- if (pMgmt->sNodeDBTable[0].bActive) {
- if (pDevice->bUpdateBBVGA)
- s_vCheckPreEDThreshold((void *)pDevice);
-
- if ((pMgmt->sNodeDBTable[0].uInActiveCount >= (LOST_BEACON_COUNT/2)) &&
- (pDevice->byBBVGACurrent != pDevice->abyBBVGA[0])) {
- pDevice->byBBVGANew = pDevice->abyBBVGA[0];
- }
-
- if (pMgmt->sNodeDBTable[0].uInActiveCount >= LOST_BEACON_COUNT) {
- pMgmt->sNodeDBTable[0].bActive = false;
- pMgmt->eCurrMode = WMAC_MODE_STANDBY;
- pMgmt->eCurrState = WMAC_STATE_IDLE;
- netif_stop_queue(pDevice->dev);
- pDevice->bLinkPass = false;
- pDevice->bRoaming = true;
- pr_info("Lost AP beacon [%d] sec, disconnected !\n",
- pMgmt->sNodeDBTable[0].uInActiveCount);
- if ((pDevice->bWPADEVUp) && (pDevice->skb != NULL)) {
- wpahdr = (viawget_wpa_header *)pDevice->skb->data;
- wpahdr->type = VIAWGET_DISASSOC_MSG;
- wpahdr->resp_ie_len = 0;
- wpahdr->req_ie_len = 0;
- skb_put(pDevice->skb, sizeof(viawget_wpa_header));
- pDevice->skb->dev = pDevice->wpadev;
- skb_reset_mac_header(pDevice->skb);
- pDevice->skb->pkt_type = PACKET_HOST;
- pDevice->skb->protocol = htons(ETH_P_802_2);
- memset(pDevice->skb->cb, 0, sizeof(pDevice->skb->cb));
- netif_rx(pDevice->skb);
- pDevice->skb = dev_alloc_skb((int)pDevice->rx_buf_sz);
- }
-#ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
- {
- union iwreq_data wrqu;
-
- memset(&wrqu, 0, sizeof(wrqu));
- wrqu.ap_addr.sa_family = ARPHRD_ETHER;
- PRINT_K("wireless_send_event--->SIOCGIWAP(disassociated)\n");
- wireless_send_event(pDevice->dev, SIOCGIWAP, &wrqu, NULL);
- }
-#endif
- }
- } else if (pItemSSID->len != 0) {
- if (pDevice->uAutoReConnectTime < 10) {
- pDevice->uAutoReConnectTime++;
-#ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
- /*
- * network manager support need not do
- * Roaming scan???
- */
- if (pDevice->bWPASuppWextEnabled)
- pDevice->uAutoReConnectTime = 0;
-#endif
- } else {
- /*
- * mike use old encryption status
- * for wpa reauthentication
- */
- if (pDevice->bWPADEVUp)
- pDevice->eEncryptionStatus = pDevice->eOldEncryptionStatus;
-
- pr_debug("Roaming ...\n");
- BSSvClearBSSList((void *)pDevice, pDevice->bLinkPass);
- pMgmt->eScanType = WMAC_SCAN_ACTIVE;
- pDevice->uAutoReConnectTime = 0;
- }
- }
- }
-
- if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) {
- /* if adhoc started which essid is NULL string, rescanning */
- if ((pMgmt->eCurrState == WMAC_STATE_STARTED) && (pCurrSSID->len == 0)) {
- if (pDevice->uAutoReConnectTime < 10) {
- pDevice->uAutoReConnectTime++;
- } else {
- pr_info("Adhoc re-scanning ...\n");
- pMgmt->eScanType = WMAC_SCAN_ACTIVE;
- pDevice->uAutoReConnectTime = 0;
- }
- }
- if (pMgmt->eCurrState == WMAC_STATE_JOINTED) {
- if (pDevice->bUpdateBBVGA)
- s_vCheckPreEDThreshold((void *)pDevice);
- if (pMgmt->sNodeDBTable[0].uInActiveCount >= ADHOC_LOST_BEACON_COUNT) {
- pr_info("Lost other STA beacon [%d] sec, started !\n",
- pMgmt->sNodeDBTable[0].uInActiveCount);
- pMgmt->sNodeDBTable[0].uInActiveCount = 0;
- pMgmt->eCurrState = WMAC_STATE_STARTED;
- netif_stop_queue(pDevice->dev);
- pDevice->bLinkPass = false;
- }
- }
- }
-
- spin_unlock_irq(&pDevice->lock);
-
- pMgmt->sTimerSecondCallback.expires = RUN_AT(HZ);
- add_timer(&pMgmt->sTimerSecondCallback);
-}
-
-/*+
- *
- * Routine Description:
- *
- *
- * Update Tx attemps, Tx failure counter in Node DB
- *
- *
- * Return Value:
- * none.
- *
- -*/
-
-void
-BSSvUpdateNodeTxCounter(
- void *hDeviceContext,
- unsigned char byTsr0,
- unsigned char byTsr1,
- unsigned char *pbyBuffer,
- unsigned int uFIFOHeaderSize
-)
-{
- struct vnt_private *pDevice = hDeviceContext;
- PSMgmtObject pMgmt = pDevice->pMgmt;
- unsigned int uNodeIndex = 0;
- unsigned char byTxRetry = (byTsr0 & TSR0_NCR);
- PSTxBufHead pTxBufHead;
- PS802_11Header pMACHeader;
- unsigned short wRate;
- unsigned short wFallBackRate = RATE_1M;
- unsigned char byFallBack;
- unsigned int ii;
-
- pTxBufHead = (PSTxBufHead) pbyBuffer;
- if (pTxBufHead->wFIFOCtl & FIFOCTL_AUTO_FB_0)
- byFallBack = AUTO_FB_0;
- else if (pTxBufHead->wFIFOCtl & FIFOCTL_AUTO_FB_1)
- byFallBack = AUTO_FB_1;
- else
- byFallBack = AUTO_FB_NONE;
- wRate = pTxBufHead->wReserved;
-
- /* Only Unicast using support rates */
- if (pTxBufHead->wFIFOCtl & FIFOCTL_NEEDACK) {
- pr_debug("wRate %04X, byTsr0 %02X, byTsr1 %02X\n",
- wRate, byTsr0, byTsr1);
- if (pMgmt->eCurrMode == WMAC_MODE_ESS_STA) {
- pMgmt->sNodeDBTable[0].uTxAttempts += 1;
- if ((byTsr1 & TSR1_TERR) == 0) {
- /* transmit success, TxAttempts at least plus one */
- pMgmt->sNodeDBTable[0].uTxOk[MAX_RATE]++;
- if ((byFallBack == AUTO_FB_NONE) ||
- (wRate < RATE_18M)) {
- wFallBackRate = wRate;
- } else if (byFallBack == AUTO_FB_0) {
- if (byTxRetry < 5)
- wFallBackRate = awHWRetry0[wRate-RATE_18M][byTxRetry];
- else
- wFallBackRate = awHWRetry0[wRate-RATE_18M][4];
- } else if (byFallBack == AUTO_FB_1) {
- if (byTxRetry < 5)
- wFallBackRate = awHWRetry1[wRate-RATE_18M][byTxRetry];
- else
- wFallBackRate = awHWRetry1[wRate-RATE_18M][4];
- }
- pMgmt->sNodeDBTable[0].uTxOk[wFallBackRate]++;
- } else {
- pMgmt->sNodeDBTable[0].uTxFailures++;
- }
- pMgmt->sNodeDBTable[0].uTxRetry += byTxRetry;
- if (byTxRetry != 0) {
- pMgmt->sNodeDBTable[0].uTxFail[MAX_RATE] += byTxRetry;
- if ((byFallBack == AUTO_FB_NONE) ||
- (wRate < RATE_18M)) {
- pMgmt->sNodeDBTable[0].uTxFail[wRate] += byTxRetry;
- } else if (byFallBack == AUTO_FB_0) {
- for (ii = 0; ii < byTxRetry; ii++) {
- if (ii < 5)
- wFallBackRate = awHWRetry0[wRate-RATE_18M][ii];
- else
- wFallBackRate = awHWRetry0[wRate-RATE_18M][4];
- pMgmt->sNodeDBTable[0].uTxFail[wFallBackRate]++;
- }
- } else if (byFallBack == AUTO_FB_1) {
- for (ii = 0; ii < byTxRetry; ii++) {
- if (ii < 5)
- wFallBackRate = awHWRetry1[wRate-RATE_18M][ii];
- else
- wFallBackRate = awHWRetry1[wRate-RATE_18M][4];
- pMgmt->sNodeDBTable[0].uTxFail[wFallBackRate]++;
- }
- }
- }
- }
-
- if ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) ||
- (pMgmt->eCurrMode == WMAC_MODE_ESS_AP)) {
- pMACHeader = (PS802_11Header)(pbyBuffer + uFIFOHeaderSize);
-
- if (BSSDBbIsSTAInNodeDB((void *)pMgmt, &(pMACHeader->abyAddr1[0]), &uNodeIndex)) {
- pMgmt->sNodeDBTable[uNodeIndex].uTxAttempts += 1;
- if ((byTsr1 & TSR1_TERR) == 0) {
- /* transmit success, TxAttempts at least plus one */
- pMgmt->sNodeDBTable[uNodeIndex].uTxOk[MAX_RATE]++;
- if ((byFallBack == AUTO_FB_NONE) ||
- (wRate < RATE_18M)) {
- wFallBackRate = wRate;
- } else if (byFallBack == AUTO_FB_0) {
- if (byTxRetry < 5)
- wFallBackRate = awHWRetry0[wRate-RATE_18M][byTxRetry];
- else
- wFallBackRate = awHWRetry0[wRate-RATE_18M][4];
- } else if (byFallBack == AUTO_FB_1) {
- if (byTxRetry < 5)
- wFallBackRate = awHWRetry1[wRate-RATE_18M][byTxRetry];
- else
- wFallBackRate = awHWRetry1[wRate-RATE_18M][4];
- }
- pMgmt->sNodeDBTable[uNodeIndex].uTxOk[wFallBackRate]++;
- } else {
- pMgmt->sNodeDBTable[uNodeIndex].uTxFailures++;
- }
- pMgmt->sNodeDBTable[uNodeIndex].uTxRetry += byTxRetry;
- if (byTxRetry != 0) {
- pMgmt->sNodeDBTable[uNodeIndex].uTxFail[MAX_RATE] += byTxRetry;
- if ((byFallBack == AUTO_FB_NONE) ||
- (wRate < RATE_18M)) {
- pMgmt->sNodeDBTable[uNodeIndex].uTxFail[wRate] += byTxRetry;
- } else if (byFallBack == AUTO_FB_0) {
- for (ii = 0; ii < byTxRetry; ii++) {
- if (ii < 5)
- wFallBackRate = awHWRetry0[wRate - RATE_18M][ii];
- else
- wFallBackRate = awHWRetry0[wRate - RATE_18M][4];
- pMgmt->sNodeDBTable[uNodeIndex].uTxFail[wFallBackRate]++;
- }
- } else if (byFallBack == AUTO_FB_1) {
- for (ii = 0; ii < byTxRetry; ii++) {
- if (ii < 5)
- wFallBackRate = awHWRetry1[wRate-RATE_18M][ii];
- else
- wFallBackRate = awHWRetry1[wRate-RATE_18M][4];
- pMgmt->sNodeDBTable[uNodeIndex].uTxFail[wFallBackRate]++;
- }
- }
- }
- }
- }
- }
-}
-
-/*+
- *
- * Routine Description:
- * Clear Nodes & skb in DB Table
- *
- *
- * Parameters:
- * In:
- * hDeviceContext - The adapter context.
- * uStartIndex - starting index
- * Out:
- * none
- *
- * Return Value:
- * None.
- *
- -*/
-
-void
-BSSvClearNodeDBTable(
- void *hDeviceContext,
- unsigned int uStartIndex
-)
-
-{
- struct vnt_private *pDevice = hDeviceContext;
- PSMgmtObject pMgmt = pDevice->pMgmt;
- struct sk_buff *skb;
- unsigned int ii;
-
- for (ii = uStartIndex; ii < (MAX_NODE_NUM + 1); ii++) {
- if (pMgmt->sNodeDBTable[ii].bActive) {
- /* check if sTxPSQueue has been initial */
- if (pMgmt->sNodeDBTable[ii].sTxPSQueue.next != NULL) {
- while ((skb = skb_dequeue(&pMgmt->sNodeDBTable[ii].sTxPSQueue)) != NULL) {
- pr_debug("PS skb != NULL %d\n", ii);
- dev_kfree_skb(skb);
- }
- }
- memset(&pMgmt->sNodeDBTable[ii], 0, sizeof(KnownNodeDB));
- }
- }
-
- return;
-};
-
-void s_vCheckSensitivity(
- void *hDeviceContext
-)
-{
- struct vnt_private *pDevice = hDeviceContext;
- PKnownBSS pBSSList = NULL;
- PSMgmtObject pMgmt = pDevice->pMgmt;
- int ii;
-
- if ((pDevice->byLocalID <= REV_ID_VT3253_A1) && (pDevice->byRFType == RF_RFMD2959) &&
- (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA)) {
- return;
- }
-
- if ((pMgmt->eCurrState == WMAC_STATE_ASSOC) ||
- ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) && (pMgmt->eCurrState == WMAC_STATE_JOINTED))) {
- pBSSList = BSSpAddrIsInBSSList(pDevice, pMgmt->abyCurrBSSID, (PWLAN_IE_SSID)pMgmt->abyCurrSSID);
- if (pBSSList != NULL) {
- /* Update BB Reg if RSSI is too strong */
- long LocalldBmAverage = 0;
- long uNumofdBm = 0;
-
- for (ii = 0; ii < RSSI_STAT_COUNT; ii++) {
- if (pBSSList->ldBmAverage[ii] != 0) {
- uNumofdBm++;
- LocalldBmAverage += pBSSList->ldBmAverage[ii];
- }
- }
- if (uNumofdBm > 0) {
- LocalldBmAverage = LocalldBmAverage/uNumofdBm;
- for (ii = 0; ii < BB_VGA_LEVEL; ii++) {
- pr_debug("LocalldBmAverage:%ld, %ld %02x\n",
- LocalldBmAverage,
- pDevice->ldBmThreshold[ii],
- pDevice->abyBBVGA[ii]);
- if (LocalldBmAverage < pDevice->ldBmThreshold[ii]) {
- pDevice->byBBVGANew = pDevice->abyBBVGA[ii];
- break;
- }
- }
- if (pDevice->byBBVGANew != pDevice->byBBVGACurrent) {
- pDevice->uBBVGADiffCount++;
- } else {
- pDevice->uBBVGADiffCount = 0;
- }
- }
- }
- }
-}
-
-void
-BSSvClearAnyBSSJoinRecord(
- void *hDeviceContext
-)
-{
- struct vnt_private *pDevice = hDeviceContext;
- PSMgmtObject pMgmt = pDevice->pMgmt;
- unsigned int ii;
-
- for (ii = 0; ii < MAX_BSS_NUM; ii++)
- pMgmt->sBSSList[ii].bSelected = false;
-}
-
-#ifdef Calcu_LinkQual
-void s_uCalculateLinkQual(
- void *hDeviceContext
-)
-{
- struct vnt_private *pDevice = hDeviceContext;
- unsigned long TxOkRatio, TxCnt;
- unsigned long RxOkRatio, RxCnt;
- unsigned long RssiRatio;
- long ldBm;
-
- TxCnt = pDevice->scStatistic.TxNoRetryOkCount +
- pDevice->scStatistic.TxRetryOkCount +
- pDevice->scStatistic.TxFailCount;
- RxCnt = pDevice->scStatistic.RxFcsErrCnt +
- pDevice->scStatistic.RxOkCnt;
- TxOkRatio = (TxCnt < 6) ? 4000 : ((pDevice->scStatistic.TxNoRetryOkCount * 4000) / TxCnt);
- RxOkRatio = (RxCnt < 6) ? 2000 : ((pDevice->scStatistic.RxOkCnt * 2000) / RxCnt);
- /* decide link quality */
- if (!pDevice->bLinkPass) {
- pDevice->scStatistic.LinkQuality = 0;
- pDevice->scStatistic.SignalStren = 0;
- } else {
- RFvRSSITodBm(pDevice, (unsigned char)(pDevice->uCurrRSSI), &ldBm);
- if (-ldBm < 50)
- RssiRatio = 4000;
- else if (-ldBm > 90)
- RssiRatio = 0;
- else
- RssiRatio = (40-(-ldBm-50))*4000/40;
- pDevice->scStatistic.SignalStren = RssiRatio/40;
- pDevice->scStatistic.LinkQuality = (RssiRatio+TxOkRatio+RxOkRatio)/100;
- }
- pDevice->scStatistic.RxFcsErrCnt = 0;
- pDevice->scStatistic.RxOkCnt = 0;
- pDevice->scStatistic.TxFailCount = 0;
- pDevice->scStatistic.TxNoRetryOkCount = 0;
- pDevice->scStatistic.TxRetryOkCount = 0;
-}
-#endif
-
-void s_vCheckPreEDThreshold(
- void *hDeviceContext
-)
-{
- struct vnt_private *pDevice = hDeviceContext;
- PKnownBSS pBSSList = NULL;
- PSMgmtObject pMgmt = &(pDevice->sMgmtObj);
-
- if ((pMgmt->eCurrState == WMAC_STATE_ASSOC) ||
- ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) && (pMgmt->eCurrState == WMAC_STATE_JOINTED))) {
- pBSSList = BSSpAddrIsInBSSList(pDevice, pMgmt->abyCurrBSSID, (PWLAN_IE_SSID)pMgmt->abyCurrSSID);
- if (pBSSList != NULL)
- pDevice->byBBPreEDRSSI = (unsigned char) (~(pBSSList->ldBmAverRange) + 1);
- }
-}
projects / karo-tx-linux.git / commitdiff