2 * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21 * Purpose: Handles the management command interface functions
28 * s_vProbeChannel - Active scan channel
29 * s_MgrMakeProbeRequest - Make ProbeRequest packet
30 * CommandTimer - Timer function to handle command
31 * s_bCommandComplete - Command Complete function
32 * bScheduleCommand - Push Command and wait Command Scheduler to do
33 * vCommandTimer- Command call back functions
34 * vCommandTimerWait- Call back timer
35 * bClearBSSID_SCAN- Clear BSSID_SCAN cmd in CMD Queue
57 /*--------------------- Static Definitions -------------------------*/
62 /*--------------------- Static Classes ----------------------------*/
64 /*--------------------- Static Variables --------------------------*/
65 static int msglevel
=MSG_LEVEL_INFO
;
66 //static int msglevel =MSG_LEVEL_DEBUG;
67 /*--------------------- Static Functions --------------------------*/
78 s_MgrMakeProbeRequest(
80 IN PSMgmtObject pMgmt
,
82 IN PWLAN_IE_SSID pSSID
,
83 IN PWLAN_IE_SUPP_RATES pCurrRates
,
84 IN PWLAN_IE_SUPP_RATES pCurrExtSuppRates
94 /*--------------------- Export Variables --------------------------*/
97 /*--------------------- Export Functions --------------------------*/
103 * Stop AdHoc beacon during scan process
107 * pDevice - Pointer to the adapter
116 vAdHocBeaconStop(PSDevice pDevice
)
119 PSMgmtObject pMgmt
= &(pDevice
->sMgmtObj
);
123 * temporarily stop Beacon packet for AdHoc Server
124 * if all of the following coditions are met:
125 * (1) STA is in AdHoc mode
126 * (2) VT3253 is programmed as automatic Beacon Transmitting
127 * (3) One of the following conditions is met
128 * (3.1) AdHoc channel is in B/G band and the
129 * current scan channel is in A band
131 * (3.2) AdHoc channel is in A mode
134 if ((pMgmt
->eCurrMode
== WMAC_MODE_IBSS_STA
) &&
135 (pMgmt
->eCurrState
>= WMAC_STATE_STARTED
))
137 if ((pMgmt
->uIBSSChannel
<= CB_MAX_CHANNEL_24G
) &&
138 (pMgmt
->uScanChannel
> CB_MAX_CHANNEL_24G
))
142 if (pMgmt
->uIBSSChannel
> CB_MAX_CHANNEL_24G
)
150 MACvRegBitsOff(pDevice
->PortOffset
, MAC_REG_TCR
, TCR_AUTOBCNTX
);
153 } /* vAdHocBeaconStop */
158 * Restart AdHoc beacon after scan process complete
162 * pDevice - Pointer to the adapter
171 vAdHocBeaconRestart(PSDevice pDevice
)
173 PSMgmtObject pMgmt
= &(pDevice
->sMgmtObj
);
176 * Restart Beacon packet for AdHoc Server
177 * if all of the following coditions are met:
178 * (1) STA is in AdHoc mode
179 * (2) VT3253 is programmed as automatic Beacon Transmitting
181 if ((pMgmt
->eCurrMode
== WMAC_MODE_IBSS_STA
) &&
182 (pMgmt
->eCurrState
>= WMAC_STATE_STARTED
))
184 MACvRegBitsOn(pDevice
->PortOffset
, MAC_REG_TCR
, TCR_AUTOBCNTX
);
196 * Routine Description:
197 * Prepare and send probe request management frames.
211 //1M, 2M, 5M, 11M, 18M, 24M, 36M, 54M
212 BYTE abyCurrSuppRatesG
[] = {WLAN_EID_SUPP_RATES
, 8, 0x02, 0x04, 0x0B, 0x16, 0x24, 0x30, 0x48, 0x6C};
213 BYTE abyCurrExtSuppRatesG
[] = {WLAN_EID_EXTSUPP_RATES
, 4, 0x0C, 0x12, 0x18, 0x60};
215 BYTE abyCurrSuppRatesA
[] = {WLAN_EID_SUPP_RATES
, 8, 0x0C, 0x12, 0x18, 0x24, 0x30, 0x48, 0x60, 0x6C};
216 BYTE abyCurrSuppRatesB
[] = {WLAN_EID_SUPP_RATES
, 4, 0x02, 0x04, 0x0B, 0x16};
218 PSTxMgmtPacket pTxPacket
;
219 PSMgmtObject pMgmt
= pDevice
->pMgmt
;
223 if (pDevice
->eCurrentPHYType
== PHY_TYPE_11A
) {
224 pbyRate
= &abyCurrSuppRatesA
[0];
225 } else if (pDevice
->eCurrentPHYType
== PHY_TYPE_11B
) {
226 pbyRate
= &abyCurrSuppRatesB
[0];
228 pbyRate
= &abyCurrSuppRatesG
[0];
230 // build an assocreq frame and send it
231 pTxPacket
= s_MgrMakeProbeRequest
236 (PWLAN_IE_SSID
)pMgmt
->abyScanSSID
,
237 (PWLAN_IE_SUPP_RATES
)pbyRate
,
238 (PWLAN_IE_SUPP_RATES
)abyCurrExtSuppRatesG
241 if (pTxPacket
!= NULL
){
242 for (ii
= 0; ii
< 2 ; ii
++) {
243 if (csMgmt_xmit(pDevice
, pTxPacket
) != CMD_STATUS_PENDING
) {
244 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
"Probe request sending fail.. \n");
247 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
"Probe request is sending.. \n");
259 * Routine Description:
260 * Constructs an probe request frame
264 * A ptr to Tx frame or NULL on allocation failue
270 s_MgrMakeProbeRequest(
272 IN PSMgmtObject pMgmt
,
274 IN PWLAN_IE_SSID pSSID
,
275 IN PWLAN_IE_SUPP_RATES pCurrRates
,
276 IN PWLAN_IE_SUPP_RATES pCurrExtSuppRates
280 PSTxMgmtPacket pTxPacket
= NULL
;
281 WLAN_FR_PROBEREQ sFrame
;
284 pTxPacket
= (PSTxMgmtPacket
)pMgmt
->pbyMgmtPacketPool
;
285 memset(pTxPacket
, 0, sizeof(STxMgmtPacket
) + WLAN_PROBEREQ_FR_MAXLEN
);
286 pTxPacket
->p80211Header
= (PUWLAN_80211HDR
)((PBYTE
)pTxPacket
+ sizeof(STxMgmtPacket
));
287 sFrame
.pBuf
= (PBYTE
)pTxPacket
->p80211Header
;
288 sFrame
.len
= WLAN_PROBEREQ_FR_MAXLEN
;
289 vMgrEncodeProbeRequest(&sFrame
);
290 sFrame
.pHdr
->sA3
.wFrameCtl
= cpu_to_le16(
292 WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR
) |
293 WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_PROBEREQ
)
295 memcpy( sFrame
.pHdr
->sA3
.abyAddr1
, pScanBSSID
, WLAN_ADDR_LEN
);
296 memcpy( sFrame
.pHdr
->sA3
.abyAddr2
, pMgmt
->abyMACAddr
, WLAN_ADDR_LEN
);
297 memcpy( sFrame
.pHdr
->sA3
.abyAddr3
, pScanBSSID
, WLAN_BSSID_LEN
);
298 // Copy the SSID, pSSID->len=0 indicate broadcast SSID
299 sFrame
.pSSID
= (PWLAN_IE_SSID
)(sFrame
.pBuf
+ sFrame
.len
);
300 sFrame
.len
+= pSSID
->len
+ WLAN_IEHDR_LEN
;
301 memcpy(sFrame
.pSSID
, pSSID
, pSSID
->len
+ WLAN_IEHDR_LEN
);
302 sFrame
.pSuppRates
= (PWLAN_IE_SUPP_RATES
)(sFrame
.pBuf
+ sFrame
.len
);
303 sFrame
.len
+= pCurrRates
->len
+ WLAN_IEHDR_LEN
;
304 memcpy(sFrame
.pSuppRates
, pCurrRates
, pCurrRates
->len
+ WLAN_IEHDR_LEN
);
305 // Copy the extension rate set
306 if (pDevice
->eCurrentPHYType
== PHY_TYPE_11G
) {
307 sFrame
.pExtSuppRates
= (PWLAN_IE_SUPP_RATES
)(sFrame
.pBuf
+ sFrame
.len
);
308 sFrame
.len
+= pCurrExtSuppRates
->len
+ WLAN_IEHDR_LEN
;
309 memcpy(sFrame
.pExtSuppRates
, pCurrExtSuppRates
, pCurrExtSuppRates
->len
+ WLAN_IEHDR_LEN
);
311 pTxPacket
->cbMPDULen
= sFrame
.len
;
312 pTxPacket
->cbPayloadLen
= sFrame
.len
- WLAN_HDR_ADDR3_LEN
;
323 IN HANDLE hDeviceContext
,
327 PSDevice pDevice
= (PSDevice
)hDeviceContext
;
329 init_timer(&pDevice
->sTimerCommand
);
330 pDevice
->sTimerCommand
.data
= (ULONG
)pDevice
;
331 pDevice
->sTimerCommand
.function
= (TimerFunction
)vCommandTimer
;
332 // RUN_AT :1 msec ~= (HZ/1024)
333 pDevice
->sTimerCommand
.expires
= (UINT
)RUN_AT((MSecond
* HZ
) >> 10);
334 add_timer(&pDevice
->sTimerCommand
);
343 IN HANDLE hDeviceContext
346 PSDevice pDevice
= (PSDevice
)hDeviceContext
;
347 PSMgmtObject pMgmt
= pDevice
->pMgmt
;
348 PWLAN_IE_SSID pItemSSID
;
349 PWLAN_IE_SSID pItemSSIDCurr
;
352 BYTE byMask
[8] = {1, 2, 4, 8, 0x10, 0x20, 0x40, 0x80};
356 if (pDevice
->dwDiagRefCount
!= 0)
358 if (pDevice
->bCmdRunning
!= TRUE
)
361 spin_lock_irq(&pDevice
->lock
);
363 switch ( pDevice
->eCommandState
) {
365 case WLAN_CMD_SCAN_START
:
367 pDevice
->byReAssocCount
= 0;
368 if (pDevice
->bRadioOff
== TRUE
) {
369 s_bCommandComplete(pDevice
);
370 spin_unlock_irq(&pDevice
->lock
);
374 if (pMgmt
->eCurrMode
== WMAC_MODE_ESS_AP
) {
375 s_bCommandComplete(pDevice
);
376 CARDbSetBSSID(pMgmt
->pAdapter
, pMgmt
->abyCurrBSSID
, OP_MODE_AP
);
377 spin_unlock_irq(&pDevice
->lock
);
381 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
"eCommandState= WLAN_CMD_SCAN_START\n");
382 pItemSSID
= (PWLAN_IE_SSID
)pMgmt
->abyScanSSID
;
383 // wait all Data TD complete
384 if (pDevice
->iTDUsed
[TYPE_AC0DMA
] != 0){
385 spin_unlock_irq(&pDevice
->lock
);
386 vCommandTimerWait((HANDLE
)pDevice
, 10);
390 if (pMgmt
->uScanChannel
== 0 ) {
391 pMgmt
->uScanChannel
= pDevice
->byMinChannel
;
392 // Set Baseband to be more sensitive.
395 if (pMgmt
->uScanChannel
> pDevice
->byMaxChannel
) {
396 pMgmt
->eScanState
= WMAC_NO_SCANNING
;
398 // Set Baseband's sensitivity back.
400 CARDbSetChannel(pMgmt
->pAdapter
, pMgmt
->uCurrChannel
);
401 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
"Scanning, set back to channel: [%d]\n", pMgmt
->uCurrChannel
);
402 if (pMgmt
->eCurrMode
== WMAC_MODE_IBSS_STA
) {
403 CARDbSetBSSID(pMgmt
->pAdapter
, pMgmt
->abyCurrBSSID
, OP_MODE_ADHOC
);
405 CARDbSetBSSID(pMgmt
->pAdapter
, pMgmt
->abyCurrBSSID
, OP_MODE_INFRASTRUCTURE
);
407 vAdHocBeaconRestart(pDevice
);
408 s_bCommandComplete(pDevice
);
411 //2008-8-4 <add> by chester
412 if (!ChannelValid(pDevice
->byZoneType
, pMgmt
->uScanChannel
)) {
413 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
"Invalid channel pMgmt->uScanChannel = %d \n",pMgmt
->uScanChannel
);
414 s_bCommandComplete(pDevice
);
417 //printk("chester-pMgmt->uScanChannel=%d,pDevice->byMaxChannel=%d\n",pMgmt->uScanChannel,pDevice->byMaxChannel);
418 if (pMgmt
->uScanChannel
== pDevice
->byMinChannel
) {
419 //pMgmt->eScanType = WMAC_SCAN_ACTIVE;
420 pMgmt
->abyScanBSSID
[0] = 0xFF;
421 pMgmt
->abyScanBSSID
[1] = 0xFF;
422 pMgmt
->abyScanBSSID
[2] = 0xFF;
423 pMgmt
->abyScanBSSID
[3] = 0xFF;
424 pMgmt
->abyScanBSSID
[4] = 0xFF;
425 pMgmt
->abyScanBSSID
[5] = 0xFF;
426 pItemSSID
->byElementID
= WLAN_EID_SSID
;
428 // BSSvClearBSSList((HANDLE)pDevice, pDevice->bLinkPass);
429 pMgmt
->eScanState
= WMAC_IS_SCANNING
;
433 vAdHocBeaconStop(pDevice
);
435 if (CARDbSetChannel(pMgmt
->pAdapter
, pMgmt
->uScanChannel
) == TRUE
) {
436 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
"SCAN Channel: %d\n", pMgmt
->uScanChannel
);
438 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
"SET SCAN Channel Fail: %d\n", pMgmt
->uScanChannel
);
440 CARDbSetBSSID(pMgmt
->pAdapter
, pMgmt
->abyCurrBSSID
, OP_MODE_UNKNOWN
);
441 // printk("chester-mxch=%d\n",pDevice->byMaxChannel);
442 // printk("chester-ch=%d\n",pMgmt->uScanChannel);
443 pMgmt
->uScanChannel
++;
444 //2008-8-4 <modify> by chester
445 if (!ChannelValid(pDevice
->byZoneType
, pMgmt
->uScanChannel
) &&
446 pMgmt
->uScanChannel
<= pDevice
->byMaxChannel
){
447 pMgmt
->uScanChannel
=pDevice
->byMaxChannel
+1;
448 pMgmt
->eCommandState
= WLAN_CMD_SCAN_END
;
453 if ((pMgmt
->b11hEnable
== FALSE
) ||
454 (pMgmt
->uScanChannel
< CB_MAX_CHANNEL_24G
)) {
455 s_vProbeChannel(pDevice
);
456 spin_unlock_irq(&pDevice
->lock
);
457 vCommandTimerWait((HANDLE
)pDevice
, WCMD_ACTIVE_SCAN_TIME
);
460 spin_unlock_irq(&pDevice
->lock
);
461 vCommandTimerWait((HANDLE
)pDevice
, WCMD_PASSIVE_SCAN_TIME
);
469 case WLAN_CMD_SCAN_END
:
471 // Set Baseband's sensitivity back.
473 CARDbSetChannel(pMgmt
->pAdapter
, pMgmt
->uCurrChannel
);
474 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
"Scanning, set back to channel: [%d]\n", pMgmt
->uCurrChannel
);
475 if (pMgmt
->eCurrMode
== WMAC_MODE_IBSS_STA
) {
476 CARDbSetBSSID(pMgmt
->pAdapter
, pMgmt
->abyCurrBSSID
, OP_MODE_ADHOC
);
478 CARDbSetBSSID(pMgmt
->pAdapter
, pMgmt
->abyCurrBSSID
, OP_MODE_INFRASTRUCTURE
);
481 pMgmt
->eScanState
= WMAC_NO_SCANNING
;
482 vAdHocBeaconRestart(pDevice
);
483 //2008-0409-07, <Add> by Einsn Liu
484 #ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
485 if(pMgmt
->eScanType
== WMAC_SCAN_PASSIVE
)
486 {//send scan event to wpa_Supplicant
487 union iwreq_data wrqu
;
488 memset(&wrqu
, 0, sizeof(wrqu
));
489 wireless_send_event(pDevice
->dev
, SIOCGIWSCAN
, &wrqu
, NULL
);
492 s_bCommandComplete(pDevice
);
495 case WLAN_CMD_DISASSOCIATE_START
:
496 pDevice
->byReAssocCount
= 0;
497 if ((pMgmt
->eCurrMode
== WMAC_MODE_ESS_STA
) &&
498 (pMgmt
->eCurrState
!= WMAC_STATE_ASSOC
)) {
499 s_bCommandComplete(pDevice
);
500 spin_unlock_irq(&pDevice
->lock
);
503 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
"Send Disassociation Packet..\n");
504 // reason = 8 : disassoc because sta has left
505 vMgrDisassocBeginSta((HANDLE
)pDevice
, pMgmt
, pMgmt
->abyCurrBSSID
, (8), &Status
);
506 pDevice
->bLinkPass
= FALSE
;
507 // unlock command busy
508 pItemSSID
= (PWLAN_IE_SSID
)pMgmt
->abyCurrSSID
;
510 memset(pItemSSID
->abySSID
, 0, WLAN_SSID_MAXLEN
);
511 pMgmt
->eCurrState
= WMAC_STATE_IDLE
;
512 pMgmt
->sNodeDBTable
[0].bActive
= FALSE
;
513 // pDevice->bBeaconBufReady = FALSE;
515 netif_stop_queue(pDevice
->dev
);
516 pDevice
->eCommandState
= WLAN_DISASSOCIATE_WAIT
;
517 // wait all Control TD complete
518 if (pDevice
->iTDUsed
[TYPE_TXDMA0
] != 0){
519 vCommandTimerWait((HANDLE
)pDevice
, 10);
520 spin_unlock_irq(&pDevice
->lock
);
523 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
" CARDbRadioPowerOff\n");
524 //2008-09-02 <mark> by chester
525 // CARDbRadioPowerOff(pDevice);
526 s_bCommandComplete(pDevice
);
529 case WLAN_DISASSOCIATE_WAIT
:
530 // wait all Control TD complete
531 if (pDevice
->iTDUsed
[TYPE_TXDMA0
] != 0){
532 vCommandTimerWait((HANDLE
)pDevice
, 10);
533 spin_unlock_irq(&pDevice
->lock
);
536 //2008-09-02 <mark> by chester
537 // CARDbRadioPowerOff(pDevice);
538 s_bCommandComplete(pDevice
);
541 case WLAN_CMD_SSID_START
:
542 pDevice
->byReAssocCount
= 0;
543 if (pDevice
->bRadioOff
== TRUE
) {
544 s_bCommandComplete(pDevice
);
545 spin_unlock_irq(&pDevice
->lock
);
548 //printk("chester-currmode=%d\n",pMgmt->eCurrMode);
549 printk("chester-abyDesireSSID=%s\n",((PWLAN_IE_SSID
)pMgmt
->abyDesireSSID
)->abySSID
);
550 //memcpy(pMgmt->abyAdHocSSID,pMgmt->abyDesireSSID,
551 //((PWLAN_IE_SSID)pMgmt->abyDesireSSID)->len + WLAN_IEHDR_LEN);
552 pItemSSID
= (PWLAN_IE_SSID
)pMgmt
->abyDesireSSID
;
553 pItemSSIDCurr
= (PWLAN_IE_SSID
)pMgmt
->abyCurrSSID
;
554 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
" cmd: desire ssid = %s\n", pItemSSID
->abySSID
);
555 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
" cmd: curr ssid = %s\n", pItemSSIDCurr
->abySSID
);
557 if (pMgmt
->eCurrState
== WMAC_STATE_ASSOC
) {
558 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
" Cmd pMgmt->eCurrState == WMAC_STATE_ASSOC\n");
559 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
" pItemSSID->len =%d\n",pItemSSID
->len
);
560 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
" pItemSSIDCurr->len = %d\n",pItemSSIDCurr
->len
);
561 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
" desire ssid = %s\n", pItemSSID
->abySSID
);
562 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
" curr ssid = %s\n", pItemSSIDCurr
->abySSID
);
565 if ((pMgmt
->eCurrState
== WMAC_STATE_ASSOC
) ||
566 ((pMgmt
->eCurrMode
== WMAC_MODE_IBSS_STA
)&& (pMgmt
->eCurrState
== WMAC_STATE_JOINTED
))) {
568 if (pItemSSID
->len
== pItemSSIDCurr
->len
) {
569 if (memcmp(pItemSSID
->abySSID
, pItemSSIDCurr
->abySSID
, pItemSSID
->len
) == 0) {
570 s_bCommandComplete(pDevice
);
571 spin_unlock_irq(&pDevice
->lock
);
576 netif_stop_queue(pDevice
->dev
);
577 pDevice
->bLinkPass
= FALSE
;
580 pMgmt
->eCurrState
= WMAC_STATE_IDLE
;
581 pMgmt
->eCurrMode
= WMAC_MODE_STANDBY
;
582 PSvDisablePowerSaving((HANDLE
)pDevice
);
583 BSSvClearNodeDBTable(pDevice
, 0);
585 vMgrJoinBSSBegin((HANDLE
)pDevice
, &Status
);
587 if ((pMgmt
->eCurrMode
== WMAC_MODE_ESS_STA
) && (pMgmt
->eCurrState
== WMAC_STATE_JOINTED
)) {
589 // Call mgr to begin the deauthentication
590 // reason = (3) beacuse sta has left ESS
591 if (pMgmt
->eCurrState
>= WMAC_STATE_AUTH
) {
592 vMgrDeAuthenBeginSta((HANDLE
)pDevice
, pMgmt
, pMgmt
->abyCurrBSSID
, (3), &Status
);
594 // Call mgr to begin the authentication
595 vMgrAuthenBeginSta((HANDLE
)pDevice
, pMgmt
, &Status
);
596 if (Status
== CMD_STATUS_SUCCESS
) {
597 pDevice
->byLinkWaitCount
= 0;
598 pDevice
->eCommandState
= WLAN_AUTHENTICATE_WAIT
;
599 vCommandTimerWait((HANDLE
)pDevice
, AUTHENTICATE_TIMEOUT
);
600 spin_unlock_irq(&pDevice
->lock
);
601 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
" Set eCommandState = WLAN_AUTHENTICATE_WAIT\n");
606 else if (pMgmt
->eCurrMode
== WMAC_MODE_IBSS_STA
) {
607 if (pMgmt
->eCurrState
== WMAC_STATE_JOINTED
) {
608 if (netif_queue_stopped(pDevice
->dev
)){
609 netif_wake_queue(pDevice
->dev
);
611 pDevice
->bLinkPass
= TRUE
;
613 pMgmt
->sNodeDBTable
[0].bActive
= TRUE
;
614 pMgmt
->sNodeDBTable
[0].uInActiveCount
= 0;
615 bClearBSSID_SCAN(pDevice
);
619 vMgrCreateOwnIBSS((HANDLE
)pDevice
, &Status
);
620 if (Status
!= CMD_STATUS_SUCCESS
){
621 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
" WLAN_CMD_IBSS_CREATE fail ! \n");
623 BSSvAddMulticastNode(pDevice
);
627 else if (pMgmt
->eCurrMode
== WMAC_MODE_STANDBY
) {
628 if (pMgmt
->eConfigMode
== WMAC_CONFIG_IBSS_STA
||
629 pMgmt
->eConfigMode
== WMAC_CONFIG_AUTO
) {
631 vMgrCreateOwnIBSS((HANDLE
)pDevice
, &Status
);
632 if (Status
!= CMD_STATUS_SUCCESS
){
633 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
" WLAN_CMD_IBSS_CREATE fail ! \n");
635 BSSvAddMulticastNode(pDevice
);
636 if (netif_queue_stopped(pDevice
->dev
)){
637 netif_wake_queue(pDevice
->dev
);
639 pDevice
->bLinkPass
= TRUE
;
642 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
"Disconnect SSID none\n");
643 #ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
644 // if(pDevice->bWPASuppWextEnabled == TRUE)
646 union iwreq_data wrqu
;
647 memset(&wrqu
, 0, sizeof (wrqu
));
648 wrqu
.ap_addr
.sa_family
= ARPHRD_ETHER
;
649 printk("wireless_send_event--->SIOCGIWAP(disassociated:vMgrJoinBSSBegin Fail !!)\n");
650 wireless_send_event(pDevice
->dev
, SIOCGIWAP
, &wrqu
, NULL
);
656 s_bCommandComplete(pDevice
);
659 case WLAN_AUTHENTICATE_WAIT
:
660 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
"eCommandState == WLAN_AUTHENTICATE_WAIT\n");
661 if (pMgmt
->eCurrState
== WMAC_STATE_AUTH
) {
662 // Call mgr to begin the association
663 pDevice
->byLinkWaitCount
= 0;
664 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
"eCurrState == WMAC_STATE_AUTH\n");
665 vMgrAssocBeginSta((HANDLE
)pDevice
, pMgmt
, &Status
);
666 if (Status
== CMD_STATUS_SUCCESS
) {
667 pDevice
->byLinkWaitCount
= 0;
668 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
"eCommandState = WLAN_ASSOCIATE_WAIT\n");
669 pDevice
->eCommandState
= WLAN_ASSOCIATE_WAIT
;
670 vCommandTimerWait((HANDLE
)pDevice
, ASSOCIATE_TIMEOUT
);
671 spin_unlock_irq(&pDevice
->lock
);
676 else if(pMgmt
->eCurrState
< WMAC_STATE_AUTHPENDING
) {
677 printk("WLAN_AUTHENTICATE_WAIT:Authen Fail???\n");
679 else if(pDevice
->byLinkWaitCount
<= 4){ //mike add:wait another 2 sec if authenticated_frame delay!
680 pDevice
->byLinkWaitCount
++;
681 printk("WLAN_AUTHENTICATE_WAIT:wait %d times!!\n",pDevice
->byLinkWaitCount
);
682 spin_unlock_irq(&pDevice
->lock
);
683 vCommandTimerWait((HANDLE
)pDevice
, AUTHENTICATE_TIMEOUT
/2);
686 pDevice
->byLinkWaitCount
= 0;
688 #ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
689 // if(pDevice->bWPASuppWextEnabled == TRUE)
691 union iwreq_data wrqu
;
692 memset(&wrqu
, 0, sizeof (wrqu
));
693 wrqu
.ap_addr
.sa_family
= ARPHRD_ETHER
;
694 printk("wireless_send_event--->SIOCGIWAP(disassociated:AUTHENTICATE_WAIT_timeout)\n");
695 wireless_send_event(pDevice
->dev
, SIOCGIWAP
, &wrqu
, NULL
);
699 s_bCommandComplete(pDevice
);
702 case WLAN_ASSOCIATE_WAIT
:
703 if (pMgmt
->eCurrState
== WMAC_STATE_ASSOC
) {
704 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
"eCurrState == WMAC_STATE_ASSOC\n");
705 if (pDevice
->ePSMode
!= WMAC_POWER_CAM
) {
706 PSvEnablePowerSaving((HANDLE
)pDevice
, pMgmt
->wListenInterval
);
708 if (pMgmt
->eAuthenMode
>= WMAC_AUTH_WPA
) {
709 KeybRemoveAllKey(&(pDevice
->sKey
), pDevice
->abyBSSID
, pDevice
->PortOffset
);
711 pDevice
->bLinkPass
= TRUE
;
712 pDevice
->byLinkWaitCount
= 0;
713 pDevice
->byReAssocCount
= 0;
714 bClearBSSID_SCAN(pDevice
);
715 if (pDevice
->byFOETuning
) {
716 BBvSetFOE(pDevice
->PortOffset
);
717 PSbSendNullPacket(pDevice
);
719 if (netif_queue_stopped(pDevice
->dev
)){
720 netif_wake_queue(pDevice
->dev
);
723 if(pDevice
->IsTxDataTrigger
!= FALSE
) { //TxDataTimer is not triggered at the first time
724 // printk("Re-initial TxDataTimer****\n");
725 del_timer(&pDevice
->sTimerTxData
);
726 init_timer(&pDevice
->sTimerTxData
);
727 pDevice
->sTimerTxData
.data
= (ULONG
)pDevice
;
728 pDevice
->sTimerTxData
.function
= (TimerFunction
)BSSvSecondTxData
;
729 pDevice
->sTimerTxData
.expires
= RUN_AT(10*HZ
); //10s callback
730 pDevice
->fTxDataInSleep
= FALSE
;
731 pDevice
->nTxDataTimeCout
= 0;
734 // printk("mike:-->First time triger TimerTxData InSleep\n");
736 pDevice
->IsTxDataTrigger
= TRUE
;
737 add_timer(&pDevice
->sTimerTxData
);
740 else if(pMgmt
->eCurrState
< WMAC_STATE_ASSOCPENDING
) {
741 printk("WLAN_ASSOCIATE_WAIT:Association Fail???\n");
743 else if(pDevice
->byLinkWaitCount
<= 4){ //mike add:wait another 2 sec if associated_frame delay!
744 pDevice
->byLinkWaitCount
++;
745 printk("WLAN_ASSOCIATE_WAIT:wait %d times!!\n",pDevice
->byLinkWaitCount
);
746 spin_unlock_irq(&pDevice
->lock
);
747 vCommandTimerWait((HANDLE
)pDevice
, ASSOCIATE_TIMEOUT
/2);
750 pDevice
->byLinkWaitCount
= 0;
752 #ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
753 // if(pDevice->bWPASuppWextEnabled == TRUE)
755 union iwreq_data wrqu
;
756 memset(&wrqu
, 0, sizeof (wrqu
));
757 wrqu
.ap_addr
.sa_family
= ARPHRD_ETHER
;
758 printk("wireless_send_event--->SIOCGIWAP(disassociated:ASSOCIATE_WAIT_timeout)\n");
759 wireless_send_event(pDevice
->dev
, SIOCGIWAP
, &wrqu
, NULL
);
764 s_bCommandComplete(pDevice
);
767 case WLAN_CMD_AP_MODE_START
:
768 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
"eCommandState == WLAN_CMD_AP_MODE_START\n");
770 if (pMgmt
->eConfigMode
== WMAC_CONFIG_AP
) {
771 del_timer(&pMgmt
->sTimerSecondCallback
);
772 pMgmt
->eCurrState
= WMAC_STATE_IDLE
;
773 pMgmt
->eCurrMode
= WMAC_MODE_STANDBY
;
774 pDevice
->bLinkPass
= FALSE
;
775 if (pDevice
->bEnableHostWEP
== TRUE
)
776 BSSvClearNodeDBTable(pDevice
, 1);
778 BSSvClearNodeDBTable(pDevice
, 0);
779 pDevice
->uAssocCount
= 0;
780 pMgmt
->eCurrState
= WMAC_STATE_IDLE
;
781 pDevice
->bFixRate
= FALSE
;
783 vMgrCreateOwnIBSS((HANDLE
)pDevice
, &Status
);
784 if (Status
!= CMD_STATUS_SUCCESS
){
785 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
" vMgrCreateOwnIBSS fail ! \n");
787 // alway turn off unicast bit
788 MACvRegBitsOff(pDevice
->PortOffset
, MAC_REG_RCR
, RCR_UNICAST
);
789 pDevice
->byRxMode
&= ~RCR_UNICAST
;
790 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
"wcmd: rx_mode = %x\n", pDevice
->byRxMode
);
791 BSSvAddMulticastNode(pDevice
);
792 if (netif_queue_stopped(pDevice
->dev
)){
793 netif_wake_queue(pDevice
->dev
);
795 pDevice
->bLinkPass
= TRUE
;
796 add_timer(&pMgmt
->sTimerSecondCallback
);
798 s_bCommandComplete(pDevice
);
801 case WLAN_CMD_TX_PSPACKET_START
:
803 if (pMgmt
->sNodeDBTable
[0].bRxPSPoll
) {
804 while ((skb
= skb_dequeue(&pMgmt
->sNodeDBTable
[0].sTxPSQueue
)) != NULL
) {
805 if (skb_queue_empty(&pMgmt
->sNodeDBTable
[0].sTxPSQueue
)) {
806 pMgmt
->abyPSTxMap
[0] &= ~byMask
[0];
807 pDevice
->bMoreData
= FALSE
;
810 pDevice
->bMoreData
= TRUE
;
812 if (!device_dma0_xmit(pDevice
, skb
, 0)) {
813 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
"Multicast ps tx fail \n");
815 pMgmt
->sNodeDBTable
[0].wEnQueueCnt
--;
820 for (ii
= 1; ii
< (MAX_NODE_NUM
+ 1); ii
++) {
821 if (pMgmt
->sNodeDBTable
[ii
].bActive
&&
822 pMgmt
->sNodeDBTable
[ii
].bRxPSPoll
) {
823 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
"Index=%d Enqueu Cnt= %d\n",
824 ii
, pMgmt
->sNodeDBTable
[ii
].wEnQueueCnt
);
825 while ((skb
= skb_dequeue(&pMgmt
->sNodeDBTable
[ii
].sTxPSQueue
)) != NULL
) {
826 if (skb_queue_empty(&pMgmt
->sNodeDBTable
[ii
].sTxPSQueue
)) {
828 pMgmt
->abyPSTxMap
[pMgmt
->sNodeDBTable
[ii
].wAID
>> 3] &=
829 ~byMask
[pMgmt
->sNodeDBTable
[ii
].wAID
& 7];
830 pDevice
->bMoreData
= FALSE
;
833 pDevice
->bMoreData
= TRUE
;
835 if (!device_dma0_xmit(pDevice
, skb
, ii
)) {
836 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
"sta ps tx fail \n");
838 pMgmt
->sNodeDBTable
[ii
].wEnQueueCnt
--;
839 // check if sta ps enable, wait next pspoll
840 // if sta ps disable, send all pending buffers.
841 if (pMgmt
->sNodeDBTable
[ii
].bPSEnable
)
844 if (skb_queue_empty(&pMgmt
->sNodeDBTable
[ii
].sTxPSQueue
)) {
846 pMgmt
->abyPSTxMap
[pMgmt
->sNodeDBTable
[ii
].wAID
>> 3] &=
847 ~byMask
[pMgmt
->sNodeDBTable
[ii
].wAID
& 7];
848 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
"Index=%d PS queue clear \n", ii
);
850 pMgmt
->sNodeDBTable
[ii
].bRxPSPoll
= FALSE
;
854 s_bCommandComplete(pDevice
);
858 case WLAN_CMD_RADIO_START
:
859 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
"eCommandState == WLAN_CMD_RADIO_START\n");
860 if (pDevice
->bRadioCmd
== TRUE
)
861 CARDbRadioPowerOn(pDevice
);
863 CARDbRadioPowerOff(pDevice
);
865 s_bCommandComplete(pDevice
);
869 case WLAN_CMD_CHECK_BBSENSITIVITY_CHANGE
:
870 //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"eCommandState == WLAN_CMD_CHECK_BBSENSITIVITY_START\n");
871 // wait all TD complete
872 if (pDevice
->iTDUsed
[TYPE_AC0DMA
] != 0){
873 vCommandTimerWait((HANDLE
)pDevice
, 10);
874 spin_unlock_irq(&pDevice
->lock
);
877 if (pDevice
->iTDUsed
[TYPE_TXDMA0
] != 0){
878 vCommandTimerWait((HANDLE
)pDevice
, 10);
879 spin_unlock_irq(&pDevice
->lock
);
882 pDevice
->byBBVGACurrent
= pDevice
->byBBVGANew
;
883 BBvSetVGAGainOffset(pDevice
, pDevice
->byBBVGACurrent
);
884 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
"SetVGAGainOffset %02X\n", pDevice
->byBBVGACurrent
);
885 s_bCommandComplete(pDevice
);
889 s_bCommandComplete(pDevice
);
893 spin_unlock_irq(&pDevice
->lock
);
906 BOOL bRadioCmd
= FALSE
;
907 //WORD wDeAuthenReason = 0;
908 BOOL bForceSCAN
= TRUE
;
909 PSMgmtObject pMgmt
= pDevice
->pMgmt
;
912 pDevice
->eCommandState
= WLAN_CMD_IDLE
;
913 if (pDevice
->cbFreeCmdQueue
== CMD_Q_SIZE
) {
914 //Command Queue Empty
915 pDevice
->bCmdRunning
= FALSE
;
919 pDevice
->eCommand
= pDevice
->eCmdQueue
[pDevice
->uCmdDequeueIdx
].eCmd
;
920 pSSID
= (PWLAN_IE_SSID
)pDevice
->eCmdQueue
[pDevice
->uCmdDequeueIdx
].abyCmdDesireSSID
;
921 bRadioCmd
= pDevice
->eCmdQueue
[pDevice
->uCmdDequeueIdx
].bRadioCmd
;
922 bForceSCAN
= pDevice
->eCmdQueue
[pDevice
->uCmdDequeueIdx
].bForceSCAN
;
923 ADD_ONE_WITH_WRAP_AROUND(pDevice
->uCmdDequeueIdx
, CMD_Q_SIZE
);
924 pDevice
->cbFreeCmdQueue
++;
925 pDevice
->bCmdRunning
= TRUE
;
926 switch ( pDevice
->eCommand
) {
927 case WLAN_CMD_BSSID_SCAN
:
928 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
"eCommandState= WLAN_CMD_BSSID_SCAN\n");
929 pDevice
->eCommandState
= WLAN_CMD_SCAN_START
;
930 pMgmt
->uScanChannel
= 0;
931 if (pSSID
->len
!= 0) {
932 memcpy(pMgmt
->abyScanSSID
, pSSID
, WLAN_IEHDR_LEN
+ WLAN_SSID_MAXLEN
+ 1);
934 memset(pMgmt
->abyScanSSID
, 0, WLAN_IEHDR_LEN
+ WLAN_SSID_MAXLEN
+ 1);
937 if ((bForceSCAN == FALSE) && (pDevice->bLinkPass == TRUE)) {
938 if ((pSSID->len == ((PWLAN_IE_SSID)pMgmt->abyCurrSSID)->len) &&
939 ( !memcmp(pSSID->abySSID, ((PWLAN_IE_SSID)pMgmt->abyCurrSSID)->abySSID, pSSID->len))) {
940 pDevice->eCommandState = WLAN_CMD_IDLE;
946 pDevice
->eCommandState
= WLAN_CMD_SSID_START
;
947 if (pSSID
->len
> WLAN_SSID_MAXLEN
)
948 pSSID
->len
= WLAN_SSID_MAXLEN
;
950 memcpy(pDevice
->pMgmt
->abyDesireSSID
, pSSID
, WLAN_IEHDR_LEN
+ WLAN_SSID_MAXLEN
+ 1);
951 DBG_PRT(MSG_LEVEL_DEBUG
, KERN_INFO
"eCommandState= WLAN_CMD_SSID_START\n");
953 case WLAN_CMD_DISASSOCIATE
:
954 pDevice
->eCommandState
= WLAN_CMD_DISASSOCIATE_START
;
956 case WLAN_CMD_RX_PSPOLL
:
957 pDevice
->eCommandState
= WLAN_CMD_TX_PSPACKET_START
;
959 case WLAN_CMD_RUN_AP
:
960 pDevice
->eCommandState
= WLAN_CMD_AP_MODE_START
;
963 pDevice
->eCommandState
= WLAN_CMD_RADIO_START
;
964 pDevice
->bRadioCmd
= bRadioCmd
;
966 case WLAN_CMD_CHANGE_BBSENSITIVITY
:
967 pDevice
->eCommandState
= WLAN_CMD_CHECK_BBSENSITIVITY_CHANGE
;
975 vCommandTimerWait((HANDLE
)pDevice
, 0);
983 BOOL
bScheduleCommand (
984 IN HANDLE hDeviceContext
,
985 IN CMD_CODE eCommand
,
989 PSDevice pDevice
= (PSDevice
)hDeviceContext
;
992 if (pDevice
->cbFreeCmdQueue
== 0) {
995 pDevice
->eCmdQueue
[pDevice
->uCmdEnqueueIdx
].eCmd
= eCommand
;
996 pDevice
->eCmdQueue
[pDevice
->uCmdEnqueueIdx
].bForceSCAN
= TRUE
;
997 memset(pDevice
->eCmdQueue
[pDevice
->uCmdEnqueueIdx
].abyCmdDesireSSID
, 0 , WLAN_IEHDR_LEN
+ WLAN_SSID_MAXLEN
+ 1);
999 if (pbyItem0
!= NULL
) {
1002 case WLAN_CMD_BSSID_SCAN
:
1003 memcpy(pDevice
->eCmdQueue
[pDevice
->uCmdEnqueueIdx
].abyCmdDesireSSID
,
1004 pbyItem0
, WLAN_IEHDR_LEN
+ WLAN_SSID_MAXLEN
+ 1);
1005 pDevice
->eCmdQueue
[pDevice
->uCmdEnqueueIdx
].bForceSCAN
= FALSE
;
1009 memcpy(pDevice
->eCmdQueue
[pDevice
->uCmdEnqueueIdx
].abyCmdDesireSSID
,
1010 pbyItem0
, WLAN_IEHDR_LEN
+ WLAN_SSID_MAXLEN
+ 1);
1013 case WLAN_CMD_DISASSOCIATE
:
1014 pDevice
->eCmdQueue
[pDevice
->uCmdEnqueueIdx
].bNeedRadioOFF
= *((int *)pbyItem0
);
1017 case WLAN_CMD_DEAUTH:
1018 pDevice->eCmdQueue[pDevice->uCmdEnqueueIdx].wDeAuthenReason = *((PWORD)pbyItem0);
1022 case WLAN_CMD_RX_PSPOLL
:
1025 case WLAN_CMD_RADIO
:
1026 pDevice
->eCmdQueue
[pDevice
->uCmdEnqueueIdx
].bRadioCmd
= *((int *)pbyItem0
);
1029 case WLAN_CMD_CHANGE_BBSENSITIVITY
:
1030 pDevice
->eCommandState
= WLAN_CMD_CHECK_BBSENSITIVITY_CHANGE
;
1038 ADD_ONE_WITH_WRAP_AROUND(pDevice
->uCmdEnqueueIdx
, CMD_Q_SIZE
);
1039 pDevice
->cbFreeCmdQueue
--;
1041 if (pDevice
->bCmdRunning
== FALSE
) {
1042 s_bCommandComplete(pDevice
);
1052 * Clear BSSID_SCAN cmd in CMD Queue
1056 * hDeviceContext - Pointer to the adapter
1057 * eCommand - Command
1061 * Return Value: TRUE if success; otherwise FALSE
1064 BOOL
bClearBSSID_SCAN (
1065 IN HANDLE hDeviceContext
1068 PSDevice pDevice
= (PSDevice
)hDeviceContext
;
1069 UINT uCmdDequeueIdx
= pDevice
->uCmdDequeueIdx
;
1072 if ((pDevice
->cbFreeCmdQueue
< CMD_Q_SIZE
) && (uCmdDequeueIdx
!= pDevice
->uCmdEnqueueIdx
)) {
1073 for (ii
= 0; ii
< (CMD_Q_SIZE
- pDevice
->cbFreeCmdQueue
); ii
++) {
1074 if (pDevice
->eCmdQueue
[uCmdDequeueIdx
].eCmd
== WLAN_CMD_BSSID_SCAN
)
1075 pDevice
->eCmdQueue
[uCmdDequeueIdx
].eCmd
= WLAN_CMD_IDLE
;
1076 ADD_ONE_WITH_WRAP_AROUND(uCmdDequeueIdx
, CMD_Q_SIZE
);
1077 if (uCmdDequeueIdx
== pDevice
->uCmdEnqueueIdx
)
1084 //mike add:reset command timer
1087 IN HANDLE hDeviceContext
1090 PSDevice pDevice
= (PSDevice
)hDeviceContext
;
1093 del_timer(&pDevice
->sTimerCommand
);
1095 init_timer(&pDevice
->sTimerCommand
);
1096 pDevice
->sTimerCommand
.data
= (ULONG
)pDevice
;
1097 pDevice
->sTimerCommand
.function
= (TimerFunction
)vCommandTimer
;
1098 pDevice
->sTimerCommand
.expires
= RUN_AT(HZ
);
1099 pDevice
->cbFreeCmdQueue
= CMD_Q_SIZE
;
1100 pDevice
->uCmdDequeueIdx
= 0;
1101 pDevice
->uCmdEnqueueIdx
= 0;
1102 pDevice
->eCommandState
= WLAN_CMD_IDLE
;
1103 pDevice
->bCmdRunning
= FALSE
;
1104 pDevice
->bCmdClear
= FALSE
;
1111 IN HANDLE hDeviceContext
1114 PSDevice pDevice
= (PSDevice
)hDeviceContext
;
1115 PSMgmtObject pMgmt
= &(pDevice
->sMgmtObj
);
1116 pDevice
->nTxDataTimeCout
++;
1118 if(pDevice
->nTxDataTimeCout
<4) //don't tx data if timer less than 40s
1120 // printk("mike:%s-->no data Tx not exceed the desired Time as %d\n",__FUNCTION__,
1121 // (int)pDevice->nTxDataTimeCout);
1122 pDevice
->sTimerTxData
.expires
= RUN_AT(10*HZ
); //10s callback
1123 add_timer(&pDevice
->sTimerTxData
);
1127 spin_lock_irq(&pDevice
->lock
);
1129 if(((pDevice
->bLinkPass
==TRUE
)&&(pMgmt
->eAuthenMode
< WMAC_AUTH_WPA
)) || //open && sharekey linking
1130 (pDevice
->fWPA_Authened
== TRUE
)) { //wpa linking
1132 if(pDevice
->bLinkPass
==TRUE
) {
1135 // printk("mike:%s-->InSleep Tx Data Procedure\n",__FUNCTION__);
1136 pDevice
->fTxDataInSleep
= TRUE
;
1137 PSbSendNullPacket(pDevice
); //send null packet
1138 pDevice
->fTxDataInSleep
= FALSE
;
1140 spin_unlock_irq(&pDevice
->lock
);
1142 pDevice
->sTimerTxData
.expires
= RUN_AT(10*HZ
); //10s callback
1143 add_timer(&pDevice
->sTimerTxData
);