blob: 6b9522914634fa3a7db5b69e89483db648ea8823 [file] [log] [blame]
/*
* 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: wcmd.c
*
* Purpose: Handles the management command interface functions
*
* Author: Lyndon Chen
*
* Date: May 8, 2003
*
* Functions:
* s_vProbeChannel - Active scan channel
* s_MgrMakeProbeRequest - Make ProbeRequest packet
* CommandTimer - Timer function to handle command
* s_bCommandComplete - Command Complete function
* bScheduleCommand - Push Command and wait Command Scheduler to do
* vCommandTimer- Command call back functions
* vCommandTimerWait- Call back timer
* s_bClearBSSID_SCAN- Clear BSSID_SCAN cmd in CMD Queue
*
* Revision History:
*
*/
#include "tmacro.h"
#include "device.h"
#include "mac.h"
#include "card.h"
#include "80211hdr.h"
#include "wcmd.h"
#include "wmgr.h"
#include "power.h"
#include "wctl.h"
#include "baseband.h"
#include "control.h"
#include "rxtx.h"
#include "rf.h"
#include "rndis.h"
#include "channel.h"
#include "iowpa.h"
static int msglevel = MSG_LEVEL_INFO;
//static int msglevel = MSG_LEVEL_DEBUG;
static void s_vProbeChannel(struct vnt_private *);
static struct vnt_tx_mgmt *s_MgrMakeProbeRequest(struct vnt_private *,
struct vnt_manager *pMgmt, u8 *pScanBSSID, PWLAN_IE_SSID pSSID,
PWLAN_IE_SUPP_RATES pCurrRates, PWLAN_IE_SUPP_RATES pCurrExtSuppRates);
static int s_bCommandComplete(struct vnt_private *);
static int s_bClearBSSID_SCAN(struct vnt_private *);
/*
* Description:
* Stop AdHoc beacon during scan process
*
* Parameters:
* In:
* pDevice - Pointer to the adapter
* Out:
* none
*
* Return Value: none
*
*/
static void vAdHocBeaconStop(struct vnt_private *pDevice)
{
struct vnt_manager *pMgmt = &pDevice->vnt_mgmt;
int bStop;
/*
* temporarily stop Beacon packet for AdHoc Server
* if all of the following coditions are met:
* (1) STA is in AdHoc mode
* (2) VT3253 is programmed as automatic Beacon Transmitting
* (3) One of the following conditions is met
* (3.1) AdHoc channel is in B/G band and the
* current scan channel is in A band
* or
* (3.2) AdHoc channel is in A mode
*/
bStop = false;
if ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) &&
(pMgmt->eCurrState >= WMAC_STATE_STARTED)) {
if ((pMgmt->uIBSSChannel <= CB_MAX_CHANNEL_24G) &&
(pMgmt->uScanChannel > CB_MAX_CHANNEL_24G)) {
bStop = true;
}
if (pMgmt->uIBSSChannel > CB_MAX_CHANNEL_24G)
bStop = true;
}
if (bStop) {
//PMESG(("STOP_BEACON: IBSSChannel = %u, ScanChannel = %u\n",
// pMgmt->uIBSSChannel, pMgmt->uScanChannel));
MACvRegBitsOff(pDevice, MAC_REG_TCR, TCR_AUTOBCNTX);
}
} /* vAdHocBeaconStop */
/*
* Description:
* Restart AdHoc beacon after scan process complete
*
* Parameters:
* In:
* pDevice - Pointer to the adapter
* Out:
* none
*
* Return Value: none
*
*/
static void vAdHocBeaconRestart(struct vnt_private *pDevice)
{
struct vnt_manager *pMgmt = &pDevice->vnt_mgmt;
/*
* Restart Beacon packet for AdHoc Server
* if all of the following coditions are met:
* (1) STA is in AdHoc mode
* (2) VT3253 is programmed as automatic Beacon Transmitting
*/
if ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) &&
(pMgmt->eCurrState >= WMAC_STATE_STARTED)) {
//PMESG(("RESTART_BEACON\n"));
MACvRegBitsOn(pDevice, MAC_REG_TCR, TCR_AUTOBCNTX);
}
}
/*+
*
* Routine Description:
* Prepare and send probe request management frames.
*
*
* Return Value:
* none.
*
-*/
static void s_vProbeChannel(struct vnt_private *pDevice)
{
struct vnt_manager *pMgmt = &pDevice->vnt_mgmt;
struct vnt_tx_mgmt *pTxPacket;
u8 abyCurrSuppRatesG[] = {WLAN_EID_SUPP_RATES,
8, 0x02, 0x04, 0x0B, 0x16, 0x24, 0x30, 0x48, 0x6C};
/* 1M, 2M, 5M, 11M, 18M, 24M, 36M, 54M*/
u8 abyCurrExtSuppRatesG[] = {WLAN_EID_EXTSUPP_RATES,
4, 0x0C, 0x12, 0x18, 0x60};
/* 6M, 9M, 12M, 48M*/
u8 abyCurrSuppRatesA[] = {WLAN_EID_SUPP_RATES,
8, 0x0C, 0x12, 0x18, 0x24, 0x30, 0x48, 0x60, 0x6C};
u8 abyCurrSuppRatesB[] = {WLAN_EID_SUPP_RATES,
4, 0x02, 0x04, 0x0B, 0x16};
u8 *pbyRate;
int ii;
if (pDevice->byBBType == BB_TYPE_11A)
pbyRate = &abyCurrSuppRatesA[0];
else if (pDevice->byBBType == BB_TYPE_11B)
pbyRate = &abyCurrSuppRatesB[0];
else
pbyRate = &abyCurrSuppRatesG[0];
// build an assocreq frame and send it
pTxPacket = s_MgrMakeProbeRequest
(
pDevice,
pMgmt,
pMgmt->abyScanBSSID,
(PWLAN_IE_SSID)pMgmt->abyScanSSID,
(PWLAN_IE_SUPP_RATES)pbyRate,
(PWLAN_IE_SUPP_RATES)abyCurrExtSuppRatesG
);
if (pTxPacket != NULL) {
for (ii = 0; ii < 1; ii++) {
if (csMgmt_xmit(pDevice, pTxPacket) != CMD_STATUS_PENDING) {
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Probe request sending fail..\n");
} else {
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Probe request is sending..\n");
}
}
}
}
/*+
*
* Routine Description:
* Constructs an probe request frame
*
*
* Return Value:
* A ptr to Tx frame or NULL on allocation failure
*
-*/
static struct vnt_tx_mgmt *s_MgrMakeProbeRequest(struct vnt_private *pDevice,
struct vnt_manager *pMgmt, u8 *pScanBSSID, PWLAN_IE_SSID pSSID,
PWLAN_IE_SUPP_RATES pCurrRates, PWLAN_IE_SUPP_RATES pCurrExtSuppRates)
{
struct vnt_tx_mgmt *pTxPacket = NULL;
WLAN_FR_PROBEREQ sFrame;
pTxPacket = (struct vnt_tx_mgmt *)pMgmt->pbyMgmtPacketPool;
memset(pTxPacket, 0, sizeof(struct vnt_tx_mgmt)
+ WLAN_PROBEREQ_FR_MAXLEN);
pTxPacket->p80211Header = (PUWLAN_80211HDR)((u8 *)pTxPacket
+ sizeof(struct vnt_tx_mgmt));
sFrame.pBuf = (u8 *)pTxPacket->p80211Header;
sFrame.len = WLAN_PROBEREQ_FR_MAXLEN;
vMgrEncodeProbeRequest(&sFrame);
sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16(
(
WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) |
WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_PROBEREQ)
));
memcpy(sFrame.pHdr->sA3.abyAddr1, pScanBSSID, WLAN_ADDR_LEN);
memcpy(sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN);
memcpy(sFrame.pHdr->sA3.abyAddr3, pScanBSSID, WLAN_BSSID_LEN);
// Copy the SSID, pSSID->len=0 indicate broadcast SSID
sFrame.pSSID = (PWLAN_IE_SSID)(sFrame.pBuf + sFrame.len);
sFrame.len += pSSID->len + WLAN_IEHDR_LEN;
memcpy(sFrame.pSSID, pSSID, pSSID->len + WLAN_IEHDR_LEN);
sFrame.pSuppRates = (PWLAN_IE_SUPP_RATES)(sFrame.pBuf + sFrame.len);
sFrame.len += pCurrRates->len + WLAN_IEHDR_LEN;
memcpy(sFrame.pSuppRates, pCurrRates, pCurrRates->len + WLAN_IEHDR_LEN);
// Copy the extension rate set
if (pDevice->byBBType == BB_TYPE_11G) {
sFrame.pExtSuppRates = (PWLAN_IE_SUPP_RATES)(sFrame.pBuf + sFrame.len);
sFrame.len += pCurrExtSuppRates->len + WLAN_IEHDR_LEN;
memcpy(sFrame.pExtSuppRates, pCurrExtSuppRates, pCurrExtSuppRates->len + WLAN_IEHDR_LEN);
}
pTxPacket->cbMPDULen = sFrame.len;
pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN;
return pTxPacket;
}
static void
vCommandTimerWait(struct vnt_private *pDevice, unsigned long MSecond)
{
schedule_delayed_work(&pDevice->run_command_work,
msecs_to_jiffies(MSecond));
}
void vRunCommand(struct work_struct *work)
{
struct vnt_private *pDevice =
container_of(work, struct vnt_private, run_command_work.work);
struct vnt_manager *pMgmt = &pDevice->vnt_mgmt;
PWLAN_IE_SSID pItemSSID;
PWLAN_IE_SSID pItemSSIDCurr;
CMD_STATUS Status;
struct sk_buff *skb;
union iwreq_data wrqu;
int ii;
u8 byMask[8] = {1, 2, 4, 8, 0x10, 0x20, 0x40, 0x80};
u8 byData;
if (pDevice->Flags & fMP_DISCONNECTED)
return;
if (pDevice->bCmdRunning != true)
return;
spin_lock_irq(&pDevice->lock);
switch (pDevice->eCommandState) {
case WLAN_CMD_SCAN_START:
pDevice->byReAssocCount = 0;
if (pDevice->bRadioOff == true) {
s_bCommandComplete(pDevice);
spin_unlock_irq(&pDevice->lock);
return;
}
if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) {
s_bCommandComplete(pDevice);
spin_unlock_irq(&pDevice->lock);
return;
}
pItemSSID = (PWLAN_IE_SSID)pMgmt->abyScanSSID;
if (pMgmt->uScanChannel == 0)
pMgmt->uScanChannel = pDevice->byMinChannel;
if (pMgmt->uScanChannel > pDevice->byMaxChannel) {
pDevice->eCommandState = WLAN_CMD_SCAN_END;
s_bCommandComplete(pDevice);
spin_unlock_irq(&pDevice->lock);
return;
} else {
if (!ChannelValid(pDevice->byZoneType, pMgmt->uScanChannel)) {
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Invalid channel pMgmt->uScanChannel = %d\n", pMgmt->uScanChannel);
pMgmt->uScanChannel++;
s_bCommandComplete(pDevice);
spin_unlock_irq(&pDevice->lock);
return;
}
if (pMgmt->uScanChannel == pDevice->byMinChannel) {
// pMgmt->eScanType = WMAC_SCAN_ACTIVE; //mike mark
pMgmt->abyScanBSSID[0] = 0xFF;
pMgmt->abyScanBSSID[1] = 0xFF;
pMgmt->abyScanBSSID[2] = 0xFF;
pMgmt->abyScanBSSID[3] = 0xFF;
pMgmt->abyScanBSSID[4] = 0xFF;
pMgmt->abyScanBSSID[5] = 0xFF;
pItemSSID->byElementID = WLAN_EID_SSID;
// clear bssid list
/* BSSvClearBSSList((void *) pDevice, pDevice->bLinkPass); */
pMgmt->eScanState = WMAC_IS_SCANNING;
pDevice->byScanBBType = pDevice->byBBType; //lucas
pDevice->bStopDataPkt = true;
// Turn off RCR_BSSID filter every time
MACvRegBitsOff(pDevice, MAC_REG_RCR, RCR_BSSID);
pDevice->byRxMode &= ~RCR_BSSID;
}
//lucas
vAdHocBeaconStop(pDevice);
if ((pDevice->byBBType != BB_TYPE_11A) &&
(pMgmt->uScanChannel > CB_MAX_CHANNEL_24G)) {
pDevice->byBBType = BB_TYPE_11A;
CARDvSetBSSMode(pDevice);
} else if ((pDevice->byBBType == BB_TYPE_11A) &&
(pMgmt->uScanChannel <= CB_MAX_CHANNEL_24G)) {
pDevice->byBBType = BB_TYPE_11G;
CARDvSetBSSMode(pDevice);
}
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Scanning.... channel: [%d]\n", pMgmt->uScanChannel);
// Set channel
CARDbSetMediaChannel(pDevice, pMgmt->uScanChannel);
// Set Baseband to be more sensitive.
if (pDevice->bUpdateBBVGA) {
BBvSetShortSlotTime(pDevice);
BBvSetVGAGainOffset(pDevice, pDevice->abyBBVGA[0]);
BBvUpdatePreEDThreshold(pDevice, true);
}
pMgmt->uScanChannel++;
while (!ChannelValid(pDevice->byZoneType, pMgmt->uScanChannel) &&
pMgmt->uScanChannel <= pDevice->byMaxChannel){
pMgmt->uScanChannel++;
}
if (pMgmt->uScanChannel > pDevice->byMaxChannel) {
// Set Baseband to be not sensitive and rescan
pDevice->eCommandState = WLAN_CMD_SCAN_END;
}
if ((pMgmt->b11hEnable == false) ||
(pMgmt->uScanChannel < CB_MAX_CHANNEL_24G)) {
s_vProbeChannel(pDevice);
spin_unlock_irq(&pDevice->lock);
vCommandTimerWait((void *) pDevice, 100);
return;
} else {
spin_unlock_irq(&pDevice->lock);
vCommandTimerWait((void *) pDevice, WCMD_PASSIVE_SCAN_TIME);
return;
}
}
break;
case WLAN_CMD_SCAN_END:
// Set Baseband's sensitivity back.
if (pDevice->byBBType != pDevice->byScanBBType) {
pDevice->byBBType = pDevice->byScanBBType;
CARDvSetBSSMode(pDevice);
}
if (pDevice->bUpdateBBVGA) {
BBvSetShortSlotTime(pDevice);
BBvSetVGAGainOffset(pDevice, pDevice->byBBVGACurrent);
BBvUpdatePreEDThreshold(pDevice, false);
}
// Set channel back
vAdHocBeaconRestart(pDevice);
// Set channel back
CARDbSetMediaChannel(pDevice, pMgmt->uCurrChannel);
// Set Filter
if (pMgmt->bCurrBSSIDFilterOn) {
MACvRegBitsOn(pDevice, MAC_REG_RCR, RCR_BSSID);
pDevice->byRxMode |= RCR_BSSID;
}
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Scanning, set back to channel: [%d]\n", pMgmt->uCurrChannel);
pMgmt->uScanChannel = 0;
pMgmt->eScanState = WMAC_NO_SCANNING;
pDevice->bStopDataPkt = false;
/*send scan event to wpa_Supplicant*/
PRINT_K("wireless_send_event--->SIOCGIWSCAN(scan done)\n");
memset(&wrqu, 0, sizeof(wrqu));
wireless_send_event(pDevice->dev, SIOCGIWSCAN, &wrqu, NULL);
s_bCommandComplete(pDevice);
break;
case WLAN_CMD_DISASSOCIATE_START:
pDevice->byReAssocCount = 0;
if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) &&
(pMgmt->eCurrState != WMAC_STATE_ASSOC)) {
s_bCommandComplete(pDevice);
spin_unlock_irq(&pDevice->lock);
return;
} else {
pDevice->bwextstep0 = false;
pDevice->bwextstep1 = false;
pDevice->bwextstep2 = false;
pDevice->bwextstep3 = false;
pDevice->bWPASuppWextEnabled = false;
pDevice->fWPA_Authened = false;
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Send Disassociation Packet..\n");
// reason = 8 : disassoc because sta has left
vMgrDisassocBeginSta((void *) pDevice,
pMgmt,
pMgmt->abyCurrBSSID,
(8),
&Status);
pDevice->bLinkPass = false;
ControlvMaskByte(pDevice, MESSAGE_REQUEST_MACREG, MAC_REG_PAPEDELAY, LEDSTS_STS, LEDSTS_SLOW);
// unlock command busy
pItemSSID = (PWLAN_IE_SSID)pMgmt->abyCurrSSID;
pItemSSID->len = 0;
memset(pItemSSID->abySSID, 0, WLAN_SSID_MAXLEN);
pMgmt->eCurrState = WMAC_STATE_IDLE;
pMgmt->sNodeDBTable[0].bActive = false;
// pDevice->bBeaconBufReady = false;
}
netif_stop_queue(pDevice->dev);
if (pDevice->bNeedRadioOFF == true)
CARDbRadioPowerOff(pDevice);
s_bCommandComplete(pDevice);
break;
case WLAN_CMD_SSID_START:
pDevice->byReAssocCount = 0;
if (pDevice->bRadioOff == true) {
s_bCommandComplete(pDevice);
spin_unlock_irq(&pDevice->lock);
return;
}
memcpy(pMgmt->abyAdHocSSID, pMgmt->abyDesireSSID,
((PWLAN_IE_SSID)pMgmt->abyDesireSSID)->len + WLAN_IEHDR_LEN);
pItemSSID = (PWLAN_IE_SSID)pMgmt->abyDesireSSID;
pItemSSIDCurr = (PWLAN_IE_SSID)pMgmt->abyCurrSSID;
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" cmd: desire ssid = %s\n", pItemSSID->abySSID);
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" cmd: curr ssid = %s\n", pItemSSIDCurr->abySSID);
if (pMgmt->eCurrState == WMAC_STATE_ASSOC) {
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" Cmd pMgmt->eCurrState == WMAC_STATE_ASSOC\n");
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" pItemSSID->len =%d\n", pItemSSID->len);
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" pItemSSIDCurr->len = %d\n", pItemSSIDCurr->len);
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" desire ssid = %s\n", pItemSSID->abySSID);
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" curr ssid = %s\n", pItemSSIDCurr->abySSID);
}
if ((pMgmt->eCurrState == WMAC_STATE_ASSOC) ||
((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) && (pMgmt->eCurrState == WMAC_STATE_JOINTED))) {
if (pItemSSID->len == pItemSSIDCurr->len) {
if (memcmp(pItemSSID->abySSID, pItemSSIDCurr->abySSID, pItemSSID->len) == 0) {
s_bCommandComplete(pDevice);
spin_unlock_irq(&pDevice->lock);
return;
}
}
netif_stop_queue(pDevice->dev);
pDevice->bLinkPass = false;
ControlvMaskByte(pDevice, MESSAGE_REQUEST_MACREG, MAC_REG_PAPEDELAY, LEDSTS_STS, LEDSTS_SLOW);
}
// set initial state
pMgmt->eCurrState = WMAC_STATE_IDLE;
pMgmt->eCurrMode = WMAC_MODE_STANDBY;
PSvDisablePowerSaving((void *) pDevice);
BSSvClearNodeDBTable(pDevice, 0);
vMgrJoinBSSBegin((void *) pDevice, &Status);
// if Infra mode
if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) && (pMgmt->eCurrState == WMAC_STATE_JOINTED)) {
// Call mgr to begin the deauthentication
// reason = (3) because sta has left ESS
if (pMgmt->eCurrState >= WMAC_STATE_AUTH) {
vMgrDeAuthenBeginSta((void *)pDevice,
pMgmt,
pMgmt->abyCurrBSSID,
(3),
&Status);
}
// Call mgr to begin the authentication
vMgrAuthenBeginSta((void *) pDevice, pMgmt, &Status);
if (Status == CMD_STATUS_SUCCESS) {
pDevice->byLinkWaitCount = 0;
pDevice->eCommandState = WLAN_AUTHENTICATE_WAIT;
vCommandTimerWait((void *) pDevice, AUTHENTICATE_TIMEOUT);
spin_unlock_irq(&pDevice->lock);
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" Set eCommandState = WLAN_AUTHENTICATE_WAIT\n");
return;
}
}
// if Adhoc mode
else if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) {
if (pMgmt->eCurrState == WMAC_STATE_JOINTED) {
if (netif_queue_stopped(pDevice->dev))
netif_wake_queue(pDevice->dev);
pDevice->bLinkPass = true;
ControlvMaskByte(pDevice, MESSAGE_REQUEST_MACREG, MAC_REG_PAPEDELAY, LEDSTS_STS, LEDSTS_INTER);
pMgmt->sNodeDBTable[0].bActive = true;
pMgmt->sNodeDBTable[0].uInActiveCount = 0;
} else {
// start own IBSS
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "CreateOwn IBSS by CurrMode = IBSS_STA\n");
vMgrCreateOwnIBSS((void *) pDevice, &Status);
if (Status != CMD_STATUS_SUCCESS) {
DBG_PRT(MSG_LEVEL_DEBUG,
KERN_INFO "WLAN_CMD_IBSS_CREATE fail!\n");
}
BSSvAddMulticastNode(pDevice);
}
s_bClearBSSID_SCAN(pDevice);
}
// if SSID not found
else if (pMgmt->eCurrMode == WMAC_MODE_STANDBY) {
if (pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA ||
pMgmt->eConfigMode == WMAC_CONFIG_AUTO) {
// start own IBSS
DBG_PRT(MSG_LEVEL_DEBUG,
KERN_INFO "CreateOwn IBSS by CurrMode = STANDBY\n");
vMgrCreateOwnIBSS((void *) pDevice, &Status);
if (Status != CMD_STATUS_SUCCESS) {
DBG_PRT(MSG_LEVEL_DEBUG,
KERN_INFO "WLAN_CMD_IBSS_CREATE fail!\n");
}
BSSvAddMulticastNode(pDevice);
s_bClearBSSID_SCAN(pDevice);
/*
pDevice->bLinkPass = true;
ControlvMaskByte(pDevice,MESSAGE_REQUEST_MACREG,MAC_REG_PAPEDELAY,LEDSTS_STS,LEDSTS_INTER);
if (netif_queue_stopped(pDevice->dev)){
netif_wake_queue(pDevice->dev);
}
s_bClearBSSID_SCAN(pDevice);
*/
} else {
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Disconnect SSID none\n");
// if(pDevice->bWPASuppWextEnabled == true)
{
union iwreq_data wrqu;
memset(&wrqu, 0, sizeof(wrqu));
wrqu.ap_addr.sa_family = ARPHRD_ETHER;
PRINT_K("wireless_send_event--->SIOCGIWAP(disassociated:vMgrJoinBSSBegin Fail !!)\n");
wireless_send_event(pDevice->dev, SIOCGIWAP, &wrqu, NULL);
}
}
}
s_bCommandComplete(pDevice);
break;
case WLAN_AUTHENTICATE_WAIT:
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"eCommandState == WLAN_AUTHENTICATE_WAIT\n");
if (pMgmt->eCurrState == WMAC_STATE_AUTH) {
pDevice->byLinkWaitCount = 0;
// Call mgr to begin the association
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"eCurrState == WMAC_STATE_AUTH\n");
vMgrAssocBeginSta((void *) pDevice, pMgmt, &Status);
if (Status == CMD_STATUS_SUCCESS) {
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"eCommandState = WLAN_ASSOCIATE_WAIT\n");
pDevice->byLinkWaitCount = 0;
pDevice->eCommandState = WLAN_ASSOCIATE_WAIT;
vCommandTimerWait((void *) pDevice, ASSOCIATE_TIMEOUT);
spin_unlock_irq(&pDevice->lock);
return;
}
} else if (pMgmt->eCurrState < WMAC_STATE_AUTHPENDING) {
printk("WLAN_AUTHENTICATE_WAIT:Authen Fail???\n");
} else if (pDevice->byLinkWaitCount <= 4) {
//mike add:wait another 2 sec if authenticated_frame delay!
pDevice->byLinkWaitCount++;
printk("WLAN_AUTHENTICATE_WAIT:wait %d times!!\n", pDevice->byLinkWaitCount);
spin_unlock_irq(&pDevice->lock);
vCommandTimerWait((void *) pDevice, AUTHENTICATE_TIMEOUT/2);
return;
}
pDevice->byLinkWaitCount = 0;
s_bCommandComplete(pDevice);
break;
case WLAN_ASSOCIATE_WAIT:
if (pMgmt->eCurrState == WMAC_STATE_ASSOC) {
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"eCurrState == WMAC_STATE_ASSOC\n");
if (pDevice->ePSMode != WMAC_POWER_CAM) {
PSvEnablePowerSaving((void *) pDevice,
pMgmt->wListenInterval);
}
/*
if (pMgmt->eAuthenMode >= WMAC_AUTH_WPA) {
KeybRemoveAllKey(pDevice, &(pDevice->sKey), pDevice->abyBSSID);
}
*/
pDevice->byLinkWaitCount = 0;
pDevice->byReAssocCount = 0;
pDevice->bLinkPass = true;
ControlvMaskByte(pDevice, MESSAGE_REQUEST_MACREG, MAC_REG_PAPEDELAY, LEDSTS_STS, LEDSTS_INTER);
s_bClearBSSID_SCAN(pDevice);
if (netif_queue_stopped(pDevice->dev))
netif_wake_queue(pDevice->dev);
} else if (pMgmt->eCurrState < WMAC_STATE_ASSOCPENDING) {
printk("WLAN_ASSOCIATE_WAIT:Association Fail???\n");
} else if (pDevice->byLinkWaitCount <= 4) {
//mike add:wait another 2 sec if associated_frame delay!
pDevice->byLinkWaitCount++;
printk("WLAN_ASSOCIATE_WAIT:wait %d times!!\n", pDevice->byLinkWaitCount);
spin_unlock_irq(&pDevice->lock);
vCommandTimerWait((void *) pDevice, ASSOCIATE_TIMEOUT/2);
return;
}
s_bCommandComplete(pDevice);
break;
case WLAN_CMD_AP_MODE_START:
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"eCommandState == WLAN_CMD_AP_MODE_START\n");
if (pMgmt->eConfigMode == WMAC_CONFIG_AP) {
cancel_delayed_work_sync(&pDevice->second_callback_work);
pMgmt->eCurrState = WMAC_STATE_IDLE;
pMgmt->eCurrMode = WMAC_MODE_STANDBY;
pDevice->bLinkPass = false;
ControlvMaskByte(pDevice, MESSAGE_REQUEST_MACREG, MAC_REG_PAPEDELAY, LEDSTS_STS, LEDSTS_SLOW);
if (pDevice->bEnableHostWEP == true)
BSSvClearNodeDBTable(pDevice, 1);
else
BSSvClearNodeDBTable(pDevice, 0);
pDevice->uAssocCount = 0;
pMgmt->eCurrState = WMAC_STATE_IDLE;
pDevice->bFixRate = false;
vMgrCreateOwnIBSS((void *) pDevice, &Status);
if (Status != CMD_STATUS_SUCCESS) {
DBG_PRT(MSG_LEVEL_DEBUG,
KERN_INFO "vMgrCreateOwnIBSS fail!\n");
}
// always turn off unicast bit
MACvRegBitsOff(pDevice, MAC_REG_RCR, RCR_UNICAST);
pDevice->byRxMode &= ~RCR_UNICAST;
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "wcmd: rx_mode = %x\n", pDevice->byRxMode);
BSSvAddMulticastNode(pDevice);
if (netif_queue_stopped(pDevice->dev))
netif_wake_queue(pDevice->dev);
pDevice->bLinkPass = true;
ControlvMaskByte(pDevice, MESSAGE_REQUEST_MACREG, MAC_REG_PAPEDELAY, LEDSTS_STS, LEDSTS_INTER);
schedule_delayed_work(&pDevice->second_callback_work, HZ);
}
s_bCommandComplete(pDevice);
break;
case WLAN_CMD_TX_PSPACKET_START:
// DTIM Multicast tx
if (pMgmt->sNodeDBTable[0].bRxPSPoll) {
while ((skb = skb_dequeue(&pMgmt->sNodeDBTable[0].sTxPSQueue)) != NULL) {
if (skb_queue_empty(&pMgmt->sNodeDBTable[0].sTxPSQueue)) {
pMgmt->abyPSTxMap[0] &= ~byMask[0];
pDevice->bMoreData = false;
} else {
pDevice->bMoreData = true;
}
if (nsDMA_tx_packet(pDevice, TYPE_AC0DMA, skb) != 0)
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Multicast ps tx fail\n");
pMgmt->sNodeDBTable[0].wEnQueueCnt--;
}
}
// PS nodes tx
for (ii = 1; ii < (MAX_NODE_NUM + 1); ii++) {
if (pMgmt->sNodeDBTable[ii].bActive &&
pMgmt->sNodeDBTable[ii].bRxPSPoll) {
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Index=%d Enqueu Cnt= %d\n",
ii, pMgmt->sNodeDBTable[ii].wEnQueueCnt);
while ((skb = skb_dequeue(&pMgmt->sNodeDBTable[ii].sTxPSQueue)) != NULL) {
if (skb_queue_empty(&pMgmt->sNodeDBTable[ii].sTxPSQueue)) {
// clear tx map
pMgmt->abyPSTxMap[pMgmt->sNodeDBTable[ii].wAID >> 3] &=
~byMask[pMgmt->sNodeDBTable[ii].wAID & 7];
pDevice->bMoreData = false;
} else {
pDevice->bMoreData = true;
}
if (nsDMA_tx_packet(pDevice, TYPE_AC0DMA, skb) != 0)
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "sta ps tx fail\n");
pMgmt->sNodeDBTable[ii].wEnQueueCnt--;
// check if sta ps enable, wait next pspoll
// if sta ps disable, send all pending buffers.
if (pMgmt->sNodeDBTable[ii].bPSEnable)
break;
}
if (skb_queue_empty(&pMgmt->sNodeDBTable[ii].sTxPSQueue)) {
// clear tx map
pMgmt->abyPSTxMap[pMgmt->sNodeDBTable[ii].wAID >> 3] &=
~byMask[pMgmt->sNodeDBTable[ii].wAID & 7];
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Index=%d PS queue clear\n", ii);
}
pMgmt->sNodeDBTable[ii].bRxPSPoll = false;
}
}
s_bCommandComplete(pDevice);
break;
case WLAN_CMD_RADIO_START:
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"eCommandState == WLAN_CMD_RADIO_START\n");
// if (pDevice->bRadioCmd == true)
// CARDbRadioPowerOn(pDevice);
// else
// CARDbRadioPowerOff(pDevice);
{
int ntStatus = STATUS_SUCCESS;
u8 byTmp;
ntStatus = CONTROLnsRequestIn(pDevice,
MESSAGE_TYPE_READ,
MAC_REG_GPIOCTL1,
MESSAGE_REQUEST_MACREG,
1,
&byTmp);
if (ntStatus != STATUS_SUCCESS) {
s_bCommandComplete(pDevice);
spin_unlock_irq(&pDevice->lock);
return;
}
if ((byTmp & GPIO3_DATA) == 0) {
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" WLAN_CMD_RADIO_START_OFF........................\n");
// Old commands are useless.
// empty command Q
pDevice->cbFreeCmdQueue = CMD_Q_SIZE;
pDevice->uCmdDequeueIdx = 0;
pDevice->uCmdEnqueueIdx = 0;
//0415pDevice->bCmdRunning = false;
pDevice->bCmdClear = true;
pDevice->bStopTx0Pkt = false;
pDevice->bStopDataPkt = true;
pDevice->byKeyIndex = 0;
pDevice->bTransmitKey = false;
spin_unlock_irq(&pDevice->lock);
KeyvInitTable(pDevice, &pDevice->sKey);
spin_lock_irq(&pDevice->lock);
pMgmt->byCSSPK = KEY_CTL_NONE;
pMgmt->byCSSGK = KEY_CTL_NONE;
if (pDevice->bLinkPass == true) {
// reason = 8 : disassoc because sta has left
vMgrDisassocBeginSta((void *) pDevice,
pMgmt,
pMgmt->abyCurrBSSID,
(8),
&Status);
pDevice->bLinkPass = false;
// unlock command busy
pMgmt->eCurrState = WMAC_STATE_IDLE;
pMgmt->sNodeDBTable[0].bActive = false;
// if(pDevice->bWPASuppWextEnabled == true)
{
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);
}
}
pDevice->bwextstep0 = false;
pDevice->bwextstep1 = false;
pDevice->bwextstep2 = false;
pDevice->bwextstep3 = false;
pDevice->bWPASuppWextEnabled = false;
//clear current SSID
pItemSSID = (PWLAN_IE_SSID)pMgmt->abyCurrSSID;
pItemSSID->len = 0;
memset(pItemSSID->abySSID, 0, WLAN_SSID_MAXLEN);
//clear desired SSID
pItemSSID = (PWLAN_IE_SSID)pMgmt->abyDesireSSID;
pItemSSID->len = 0;
memset(pItemSSID->abySSID, 0, WLAN_SSID_MAXLEN);
netif_stop_queue(pDevice->dev);
CARDbRadioPowerOff(pDevice);
MACvRegBitsOn(pDevice, MAC_REG_GPIOCTL1, GPIO3_INTMD);
ControlvMaskByte(pDevice, MESSAGE_REQUEST_MACREG, MAC_REG_PAPEDELAY, LEDSTS_STS, LEDSTS_OFF);
pDevice->bHWRadioOff = true;
} else {
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO" WLAN_CMD_RADIO_START_ON........................\n");
pDevice->bHWRadioOff = false;
CARDbRadioPowerOn(pDevice);
MACvRegBitsOff(pDevice, MAC_REG_GPIOCTL1, GPIO3_INTMD);
ControlvMaskByte(pDevice, MESSAGE_REQUEST_MACREG, MAC_REG_PAPEDELAY, LEDSTS_STS, LEDSTS_ON);
}
}
s_bCommandComplete(pDevice);
break;
case WLAN_CMD_CHANGE_BBSENSITIVITY_START:
pDevice->bStopDataPkt = true;
pDevice->byBBVGACurrent = pDevice->byBBVGANew;
BBvSetVGAGainOffset(pDevice, pDevice->byBBVGACurrent);
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Change sensitivity pDevice->byBBVGACurrent = %x\n", pDevice->byBBVGACurrent);
pDevice->bStopDataPkt = false;
s_bCommandComplete(pDevice);
break;
case WLAN_CMD_TBTT_WAKEUP_START:
PSbIsNextTBTTWakeUp(pDevice);
s_bCommandComplete(pDevice);
break;
case WLAN_CMD_BECON_SEND_START:
bMgrPrepareBeaconToSend(pDevice, pMgmt);
s_bCommandComplete(pDevice);
break;
case WLAN_CMD_SETPOWER_START:
RFbSetPower(pDevice, pDevice->wCurrentRate, pMgmt->uCurrChannel);
s_bCommandComplete(pDevice);
break;
case WLAN_CMD_CHANGE_ANTENNA_START:
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Change from Antenna%d to", (int)pDevice->dwRxAntennaSel);
if (pDevice->dwRxAntennaSel == 0) {
pDevice->dwRxAntennaSel = 1;
if (pDevice->bTxRxAntInv == true)
BBvSetAntennaMode(pDevice, ANT_RXA);
else
BBvSetAntennaMode(pDevice, ANT_RXB);
} else {
pDevice->dwRxAntennaSel = 0;
if (pDevice->bTxRxAntInv == true)
BBvSetAntennaMode(pDevice, ANT_RXB);
else
BBvSetAntennaMode(pDevice, ANT_RXA);
}
s_bCommandComplete(pDevice);
break;
case WLAN_CMD_REMOVE_ALLKEY_START:
KeybRemoveAllKey(pDevice, &(pDevice->sKey), pDevice->abyBSSID);
s_bCommandComplete(pDevice);
break;
case WLAN_CMD_MAC_DISPOWERSAVING_START:
ControlvReadByte(pDevice, MESSAGE_REQUEST_MACREG, MAC_REG_PSCTL, &byData);
if ((byData & PSCTL_PS) != 0) {
// disable power saving hw function
CONTROLnsRequestOut(pDevice,
MESSAGE_TYPE_DISABLE_PS,
0,
0,
0,
NULL
);
}
s_bCommandComplete(pDevice);
break;
case WLAN_CMD_11H_CHSW_START:
CARDbSetMediaChannel(pDevice, pDevice->byNewChannel);
pDevice->bChannelSwitch = false;
pMgmt->uCurrChannel = pDevice->byNewChannel;
pDevice->bStopDataPkt = false;
s_bCommandComplete(pDevice);
break;
default:
s_bCommandComplete(pDevice);
break;
} //switch
spin_unlock_irq(&pDevice->lock);
return;
}
static int s_bCommandComplete(struct vnt_private *pDevice)
{
struct vnt_manager *pMgmt = &pDevice->vnt_mgmt;
PWLAN_IE_SSID pSSID;
int bRadioCmd = false;
int bForceSCAN = true;
pDevice->eCommandState = WLAN_CMD_IDLE;
if (pDevice->cbFreeCmdQueue == CMD_Q_SIZE) {
//Command Queue Empty
pDevice->bCmdRunning = false;
return true;
} else {
pDevice->eCommand = pDevice->eCmdQueue[pDevice->uCmdDequeueIdx].eCmd;
pSSID = (PWLAN_IE_SSID)pDevice->eCmdQueue[pDevice->uCmdDequeueIdx].abyCmdDesireSSID;
bRadioCmd = pDevice->eCmdQueue[pDevice->uCmdDequeueIdx].bRadioCmd;
bForceSCAN = pDevice->eCmdQueue[pDevice->uCmdDequeueIdx].bForceSCAN;
ADD_ONE_WITH_WRAP_AROUND(pDevice->uCmdDequeueIdx, CMD_Q_SIZE);
pDevice->cbFreeCmdQueue++;
pDevice->bCmdRunning = true;
switch (pDevice->eCommand) {
case WLAN_CMD_BSSID_SCAN:
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"eCommandState= WLAN_CMD_BSSID_SCAN\n");
pDevice->eCommandState = WLAN_CMD_SCAN_START;
pMgmt->uScanChannel = 0;
if (pSSID->len != 0)
memcpy(pMgmt->abyScanSSID, pSSID, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1);
else
memset(pMgmt->abyScanSSID, 0, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1);
/*
if ((bForceSCAN == false) && (pDevice->bLinkPass == true)) {
if ((pSSID->len == ((PWLAN_IE_SSID)pMgmt->abyCurrSSID)->len) &&
( !memcmp(pSSID->abySSID, ((PWLAN_IE_SSID)pMgmt->abyCurrSSID)->abySSID, pSSID->len))) {
pDevice->eCommandState = WLAN_CMD_IDLE;
}
}
*/
break;
case WLAN_CMD_SSID:
pDevice->eCommandState = WLAN_CMD_SSID_START;
if (pSSID->len > WLAN_SSID_MAXLEN)
pSSID->len = WLAN_SSID_MAXLEN;
if (pSSID->len != 0)
memcpy(pMgmt->abyDesireSSID, pSSID, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1);
DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"eCommandState= WLAN_CMD_SSID_START\n");
break;
case WLAN_CMD_DISASSOCIATE:
pDevice->eCommandState = WLAN_CMD_DISASSOCIATE_START;
break;
case WLAN_CMD_RX_PSPOLL:
pDevice->eCommandState = WLAN_CMD_TX_PSPACKET_START;
break;
case WLAN_CMD_RUN_AP:
pDevice->eCommandState = WLAN_CMD_AP_MODE_START;
break;
case WLAN_CMD_RADIO:
pDevice->eCommandState = WLAN_CMD_RADIO_START;
pDevice->bRadioCmd = bRadioCmd;
break;
case WLAN_CMD_CHANGE_BBSENSITIVITY:
pDevice->eCommandState = WLAN_CMD_CHANGE_BBSENSITIVITY_START;
break;
case WLAN_CMD_TBTT_WAKEUP:
pDevice->eCommandState = WLAN_CMD_TBTT_WAKEUP_START;
break;
case WLAN_CMD_BECON_SEND:
pDevice->eCommandState = WLAN_CMD_BECON_SEND_START;
break;
case WLAN_CMD_SETPOWER:
pDevice->eCommandState = WLAN_CMD_SETPOWER_START;
break;
case WLAN_CMD_CHANGE_ANTENNA:
pDevice->eCommandState = WLAN_CMD_CHANGE_ANTENNA_START;
break;
case WLAN_CMD_REMOVE_ALLKEY:
pDevice->eCommandState = WLAN_CMD_REMOVE_ALLKEY_START;
break;
case WLAN_CMD_MAC_DISPOWERSAVING:
pDevice->eCommandState = WLAN_CMD_MAC_DISPOWERSAVING_START;
break;
case WLAN_CMD_11H_CHSW:
pDevice->eCommandState = WLAN_CMD_11H_CHSW_START;
break;
default:
break;
}
vCommandTimerWait(pDevice, 0);
}
return true;
}
int bScheduleCommand(struct vnt_private *pDevice,
CMD_CODE eCommand, u8 *pbyItem0)
{
if (pDevice->cbFreeCmdQueue == 0)
return false;
pDevice->eCmdQueue[pDevice->uCmdEnqueueIdx].eCmd = eCommand;
pDevice->eCmdQueue[pDevice->uCmdEnqueueIdx].bForceSCAN = true;
memset(pDevice->eCmdQueue[pDevice->uCmdEnqueueIdx].abyCmdDesireSSID, 0 , WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1);
if (pbyItem0 != NULL) {
switch (eCommand) {
case WLAN_CMD_BSSID_SCAN:
pDevice->eCmdQueue[pDevice->uCmdEnqueueIdx].bForceSCAN = false;
memcpy(pDevice->eCmdQueue[pDevice->uCmdEnqueueIdx].abyCmdDesireSSID,
pbyItem0, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1);
break;
case WLAN_CMD_SSID:
memcpy(pDevice->eCmdQueue[pDevice->uCmdEnqueueIdx].abyCmdDesireSSID,
pbyItem0, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1);
break;
case WLAN_CMD_DISASSOCIATE:
pDevice->eCmdQueue[pDevice->uCmdEnqueueIdx].bNeedRadioOFF = *((int *)pbyItem0);
break;
/*
case WLAN_CMD_DEAUTH:
pDevice->eCmdQueue[pDevice->uCmdEnqueueIdx].wDeAuthenReason = *((u16 *)pbyItem0);
break;
*/
case WLAN_CMD_RADIO:
pDevice->eCmdQueue[pDevice->uCmdEnqueueIdx].bRadioCmd = *((int *)pbyItem0);
break;
default:
break;
}
}
ADD_ONE_WITH_WRAP_AROUND(pDevice->uCmdEnqueueIdx, CMD_Q_SIZE);
pDevice->cbFreeCmdQueue--;
if (pDevice->bCmdRunning == false)
s_bCommandComplete(pDevice);
return true;
}
/*
* Description:
* Clear BSSID_SCAN cmd in CMD Queue
*
* Parameters:
* In:
* hDeviceContext - Pointer to the adapter
* eCommand - Command
* Out:
* none
*
* Return Value: true if success; otherwise false
*
*/
static int s_bClearBSSID_SCAN(struct vnt_private *pDevice)
{
unsigned int uCmdDequeueIdx = pDevice->uCmdDequeueIdx;
unsigned int ii;
if ((pDevice->cbFreeCmdQueue < CMD_Q_SIZE) && (uCmdDequeueIdx != pDevice->uCmdEnqueueIdx)) {
for (ii = 0; ii < (CMD_Q_SIZE - pDevice->cbFreeCmdQueue); ii++) {
if (pDevice->eCmdQueue[uCmdDequeueIdx].eCmd == WLAN_CMD_BSSID_SCAN)
pDevice->eCmdQueue[uCmdDequeueIdx].eCmd = WLAN_CMD_IDLE;
ADD_ONE_WITH_WRAP_AROUND(uCmdDequeueIdx, CMD_Q_SIZE);
if (uCmdDequeueIdx == pDevice->uCmdEnqueueIdx)
break;
}
}
return true;
}
//mike add:reset command timer
void vResetCommandTimer(struct vnt_private *pDevice)
{
cancel_delayed_work_sync(&pDevice->run_command_work);
pDevice->cbFreeCmdQueue = CMD_Q_SIZE;
pDevice->uCmdDequeueIdx = 0;
pDevice->uCmdEnqueueIdx = 0;
pDevice->eCommandState = WLAN_CMD_IDLE;
pDevice->bCmdRunning = false;
pDevice->bCmdClear = false;
}