drivers/staging/rtl8192e/ieee80211/rtl819x_TSProc.c

   1 #include "ieee80211.h"
   2 #include <linux/etherdevice.h>
   3 #include <linux/slab.h>
   4 #include "rtl819x_TS.h"
   5
   6 void TsSetupTimeOut(unsigned long data)
   7 {
   8         // Not implement yet
   9         // This is used for WMMSA and ACM , that would send ADDTSReq frame.
  10 }
  11
  12 void TsInactTimeout(unsigned long data)
  13 {
  14         // Not implement yet
  15         // This is used for WMMSA and ACM.
  16         // This function would be call when TS is no Tx/Rx for some period of time.
  17 }
  18
  19 /********************************************************************************************************************
  20  *function:  I still not understand this function, so wait for further implementation
  21  *   input:  unsigned long       data           //acturally we send TX_TS_RECORD or RX_TS_RECORD to these timer
  22  *  return:  NULL
  23  *  notice:
  24 ********************************************************************************************************************/
  25 void RxPktPendingTimeout(unsigned long data)
  26 {
  27         PRX_TS_RECORD   pRxTs = (PRX_TS_RECORD)data;
  28         struct ieee80211_device *ieee = container_of(pRxTs, struct ieee80211_device, RxTsRecord[pRxTs->num]);
  29
  30         PRX_REORDER_ENTRY       pReorderEntry = NULL;
  31
  32         //u32 flags = 0;
  33         unsigned long flags = 0;
  34         struct ieee80211_rxb *stats_IndicateArray[REORDER_WIN_SIZE];
  35         u8 index = 0;
  36         bool bPktInBuf = false;
  37
  38
  39         spin_lock_irqsave(&(ieee->reorder_spinlock), flags);
  40         //PlatformAcquireSpinLock(Adapter, RT_RX_SPINLOCK);
  41         IEEE80211_DEBUG(IEEE80211_DL_REORDER,"==================>%s()\n",__FUNCTION__);
  42         if(pRxTs->RxTimeoutIndicateSeq != 0xffff)
  43         {
  44                 // Indicate the pending packets sequentially according to SeqNum until meet the gap.
  45                 while(!list_empty(&pRxTs->RxPendingPktList))
  46                 {
  47                         pReorderEntry = (PRX_REORDER_ENTRY)list_entry(pRxTs->RxPendingPktList.prev,RX_REORDER_ENTRY,List);
  48                         if(index == 0)
  49                                 pRxTs->RxIndicateSeq = pReorderEntry->SeqNum;
  50
  51                         if( SN_LESS(pReorderEntry->SeqNum, pRxTs->RxIndicateSeq) ||
  52                                 SN_EQUAL(pReorderEntry->SeqNum, pRxTs->RxIndicateSeq)   )
  53                         {
  54                                 list_del_init(&pReorderEntry->List);
  55
  56                                 if(SN_EQUAL(pReorderEntry->SeqNum, pRxTs->RxIndicateSeq))
  57                                         pRxTs->RxIndicateSeq = (pRxTs->RxIndicateSeq + 1) % 4096;
  58
  59                                 IEEE80211_DEBUG(IEEE80211_DL_REORDER,"RxPktPendingTimeout(): IndicateSeq: %d\n", pReorderEntry->SeqNum);
  60                                 stats_IndicateArray[index] = pReorderEntry->prxb;
  61                                 index++;
  62
  63                                 list_add_tail(&pReorderEntry->List, &ieee->RxReorder_Unused_List);
  64                         }
  65                         else
  66                         {
  67                                 bPktInBuf = true;
  68                                 break;
  69                         }
  70                 }
  71         }
  72
  73         if(index>0)
  74         {
  75                 // Set RxTimeoutIndicateSeq to 0xffff to indicate no pending packets in buffer now.
  76                 pRxTs->RxTimeoutIndicateSeq = 0xffff;
  77
  78                 // Indicate packets
  79                 if(index > REORDER_WIN_SIZE){
  80                         IEEE80211_DEBUG(IEEE80211_DL_ERR, "RxReorderIndicatePacket(): Rx Reorer buffer full!! \n");
  81                         spin_unlock_irqrestore(&(ieee->reorder_spinlock), flags);
  82                         return;
  83                 }
  84                 ieee80211_indicate_packets(ieee, stats_IndicateArray, index);
  85         }
  86
  87         if(bPktInBuf && (pRxTs->RxTimeoutIndicateSeq==0xffff))
  88         {
  89                 pRxTs->RxTimeoutIndicateSeq = pRxTs->RxIndicateSeq;
  90                 mod_timer(&pRxTs->RxPktPendingTimer, jiffies + MSECS(ieee->pHTInfo->RxReorderPendingTime));
  91         }
  92         spin_unlock_irqrestore(&(ieee->reorder_spinlock), flags);
  93         //PlatformReleaseSpinLock(Adapter, RT_RX_SPINLOCK);
  94 }
  95
  96 /********************************************************************************************************************
  97  *function:  Add BA timer function
  98  *   input:  unsigned long       data           //acturally we send TX_TS_RECORD or RX_TS_RECORD to these timer
  99  *  return:  NULL
 100  *  notice:
 101 ********************************************************************************************************************/
 102 void TsAddBaProcess(unsigned long data)
 103 {
 104         PTX_TS_RECORD   pTxTs = (PTX_TS_RECORD)data;
 105         u8 num = pTxTs->num;
 106         struct ieee80211_device *ieee = container_of(pTxTs, struct ieee80211_device, TxTsRecord[num]);
 107
 108         TsInitAddBA(ieee, pTxTs, BA_POLICY_IMMEDIATE, false);
 109         IEEE80211_DEBUG(IEEE80211_DL_BA, "TsAddBaProcess(): ADDBA Req is started!! \n");
 110 }
 111
 112
 113 void ResetTsCommonInfo(PTS_COMMON_INFO  pTsCommonInfo)
 114 {
 115         memset(pTsCommonInfo->Addr, 0, 6);
 116         memset(&pTsCommonInfo->TSpec, 0, sizeof(TSPEC_BODY));
 117         memset(&pTsCommonInfo->TClass, 0, sizeof(QOS_TCLAS)*TCLAS_NUM);
 118         pTsCommonInfo->TClasProc = 0;
 119         pTsCommonInfo->TClasNum = 0;
 120 }
 121
 122 void ResetTxTsEntry(PTX_TS_RECORD pTS)
 123 {
 124         ResetTsCommonInfo(&pTS->TsCommonInfo);
 125         pTS->TxCurSeq = 0;
 126         pTS->bAddBaReqInProgress = false;
 127         pTS->bAddBaReqDelayed = false;
 128         pTS->bUsingBa = false;
 129         ResetBaEntry(&pTS->TxAdmittedBARecord); //For BA Originator
 130         ResetBaEntry(&pTS->TxPendingBARecord);
 131 }
 132
 133 void ResetRxTsEntry(PRX_TS_RECORD pTS)
 134 {
 135         ResetTsCommonInfo(&pTS->TsCommonInfo);
 136         pTS->RxIndicateSeq = 0xffff; // This indicate the RxIndicateSeq is not used now!!
 137         pTS->RxTimeoutIndicateSeq = 0xffff; // This indicate the RxTimeoutIndicateSeq is not used now!!
 138         ResetBaEntry(&pTS->RxAdmittedBARecord);   // For BA Recepient
 139 }
 140
 141 void TSInitialize(struct ieee80211_device *ieee)
 142 {
 143         PTX_TS_RECORD           pTxTS  = ieee->TxTsRecord;
 144         PRX_TS_RECORD           pRxTS  = ieee->RxTsRecord;
 145         PRX_REORDER_ENTRY       pRxReorderEntry = ieee->RxReorderEntry;
 146         u8                              count = 0;
 147         IEEE80211_DEBUG(IEEE80211_DL_TS, "==========>%s()\n", __FUNCTION__);
 148         // Initialize Tx TS related info.
 149         INIT_LIST_HEAD(&ieee->Tx_TS_Admit_List);
 150         INIT_LIST_HEAD(&ieee->Tx_TS_Pending_List);
 151         INIT_LIST_HEAD(&ieee->Tx_TS_Unused_List);
 152
 153         for(count = 0; count < TOTAL_TS_NUM; count++)
 154         {
 155                 //
 156                 pTxTS->num = count;
 157                 // The timers for the operation of Traffic Stream and Block Ack.
 158                 // DLS related timer will be add here in the future!!
 159                 init_timer(&pTxTS->TsCommonInfo.SetupTimer);
 160                 pTxTS->TsCommonInfo.SetupTimer.data = (unsigned long)pTxTS;
 161                 pTxTS->TsCommonInfo.SetupTimer.function = TsSetupTimeOut;
 162
 163                 init_timer(&pTxTS->TsCommonInfo.InactTimer);
 164                 pTxTS->TsCommonInfo.InactTimer.data = (unsigned long)pTxTS;
 165                 pTxTS->TsCommonInfo.InactTimer.function = TsInactTimeout;
 166
 167                 init_timer(&pTxTS->TsAddBaTimer);
 168                 pTxTS->TsAddBaTimer.data = (unsigned long)pTxTS;
 169                 pTxTS->TsAddBaTimer.function = TsAddBaProcess;
 170
 171                 init_timer(&pTxTS->TxPendingBARecord.Timer);
 172                 pTxTS->TxPendingBARecord.Timer.data = (unsigned long)pTxTS;
 173                 pTxTS->TxPendingBARecord.Timer.function = BaSetupTimeOut;
 174
 175                 init_timer(&pTxTS->TxAdmittedBARecord.Timer);
 176                 pTxTS->TxAdmittedBARecord.Timer.data = (unsigned long)pTxTS;
 177                 pTxTS->TxAdmittedBARecord.Timer.function = TxBaInactTimeout;
 178
 179                 ResetTxTsEntry(pTxTS);
 180                 list_add_tail(&pTxTS->TsCommonInfo.List, &ieee->Tx_TS_Unused_List);
 181                 pTxTS++;
 182         }
 183
 184         // Initialize Rx TS related info.
 185         INIT_LIST_HEAD(&ieee->Rx_TS_Admit_List);
 186         INIT_LIST_HEAD(&ieee->Rx_TS_Pending_List);
 187         INIT_LIST_HEAD(&ieee->Rx_TS_Unused_List);
 188         for(count = 0; count < TOTAL_TS_NUM; count++)
 189         {
 190                 pRxTS->num = count;
 191                 INIT_LIST_HEAD(&pRxTS->RxPendingPktList);
 192
 193                 init_timer(&pRxTS->TsCommonInfo.SetupTimer);
 194                 pRxTS->TsCommonInfo.SetupTimer.data = (unsigned long)pRxTS;
 195                 pRxTS->TsCommonInfo.SetupTimer.function = TsSetupTimeOut;
 196
 197                 init_timer(&pRxTS->TsCommonInfo.InactTimer);
 198                 pRxTS->TsCommonInfo.InactTimer.data = (unsigned long)pRxTS;
 199                 pRxTS->TsCommonInfo.InactTimer.function = TsInactTimeout;
 200
 201                 init_timer(&pRxTS->RxAdmittedBARecord.Timer);
 202                 pRxTS->RxAdmittedBARecord.Timer.data = (unsigned long)pRxTS;
 203                 pRxTS->RxAdmittedBARecord.Timer.function = RxBaInactTimeout;
 204
 205                 init_timer(&pRxTS->RxPktPendingTimer);
 206                 pRxTS->RxPktPendingTimer.data = (unsigned long)pRxTS;
 207                 pRxTS->RxPktPendingTimer.function = RxPktPendingTimeout;
 208
 209                 ResetRxTsEntry(pRxTS);
 210                 list_add_tail(&pRxTS->TsCommonInfo.List, &ieee->Rx_TS_Unused_List);
 211                 pRxTS++;
 212         }
 213         // Initialize unused Rx Reorder List.
 214         INIT_LIST_HEAD(&ieee->RxReorder_Unused_List);
 215 //#ifdef TO_DO_LIST
 216         for(count = 0; count < REORDER_ENTRY_NUM; count++)
 217         {
 218                 list_add_tail( &pRxReorderEntry->List,&ieee->RxReorder_Unused_List);
 219                 if(count == (REORDER_ENTRY_NUM-1))
 220                         break;
 221                 pRxReorderEntry = &ieee->RxReorderEntry[count+1];
 222         }
 223 //#endif
 224
 225 }
 226
 227 void AdmitTS(struct ieee80211_device *ieee, PTS_COMMON_INFO pTsCommonInfo, u32 InactTime)
 228 {
 229         del_timer_sync(&pTsCommonInfo->SetupTimer);
 230         del_timer_sync(&pTsCommonInfo->InactTimer);
 231
 232         if(InactTime!=0)
 233                 mod_timer(&pTsCommonInfo->InactTimer, jiffies + MSECS(InactTime));
 234 }
 235
 236
 237 PTS_COMMON_INFO SearchAdmitTRStream(struct ieee80211_device *ieee, u8*  Addr, u8 TID, TR_SELECT TxRxSelect)
 238 {
 239         //DIRECTION_VALUE       dir;
 240         u8      dir;
 241         bool                            search_dir[4] = {0, 0, 0, 0};
 242         struct list_head*               psearch_list; //FIXME
 243         PTS_COMMON_INFO pRet = NULL;
 244         if(ieee->iw_mode == IW_MODE_MASTER) //ap mode
 245         {
 246                 if(TxRxSelect == TX_DIR)
 247                 {
 248                         search_dir[DIR_DOWN] = true;
 249                         search_dir[DIR_BI_DIR]= true;
 250                 }
 251                 else
 252                 {
 253                         search_dir[DIR_UP]      = true;
 254                         search_dir[DIR_BI_DIR]= true;
 255                 }
 256         }
 257         else if(ieee->iw_mode == IW_MODE_ADHOC)
 258         {
 259                 if(TxRxSelect == TX_DIR)
 260                         search_dir[DIR_UP]      = true;
 261                 else
 262                         search_dir[DIR_DOWN] = true;
 263         }
 264         else
 265         {
 266                 if(TxRxSelect == TX_DIR)
 267                 {
 268                         search_dir[DIR_UP]      = true;
 269                         search_dir[DIR_BI_DIR]= true;
 270                         search_dir[DIR_DIRECT]= true;
 271                 }
 272                 else
 273                 {
 274                         search_dir[DIR_DOWN] = true;
 275                         search_dir[DIR_BI_DIR]= true;
 276                         search_dir[DIR_DIRECT]= true;
 277                 }
 278         }
 279
 280         if(TxRxSelect == TX_DIR)
 281                 psearch_list = &ieee->Tx_TS_Admit_List;
 282         else
 283                 psearch_list = &ieee->Rx_TS_Admit_List;
 284
 285         //for(dir = DIR_UP; dir <= DIR_BI_DIR; dir++)
 286         for(dir = 0; dir <= DIR_BI_DIR; dir++)
 287         {
 288                 if(search_dir[dir] ==false )
 289                         continue;
 290                 list_for_each_entry(pRet, psearch_list, List){
 291         //              IEEE80211_DEBUG(IEEE80211_DL_TS, "ADD:%pM, TID:%d, dir:%d\n", pRet->Addr, pRet->TSpec.f.TSInfo.field.ucTSID, pRet->TSpec.f.TSInfo.field.ucDirection);
 292                         if (memcmp(pRet->Addr, Addr, 6) == 0)
 293                                 if (pRet->TSpec.f.TSInfo.field.ucTSID == TID)
 294                                         if(pRet->TSpec.f.TSInfo.field.ucDirection == dir)
 295                                         {
 296         //                                      printk("Bingo! got it\n");
 297                                                 break;
 298                                         }
 299
 300                 }
 301                 if(&pRet->List  != psearch_list)
 302                         break;
 303         }
 304
 305         if(&pRet->List  != psearch_list){
 306                 return pRet ;
 307         }
 308         else
 309                 return NULL;
 310 }
 311
 312 void MakeTSEntry(
 313                 PTS_COMMON_INFO pTsCommonInfo,
 314                 u8*             Addr,
 315                 PTSPEC_BODY     pTSPEC,
 316                 PQOS_TCLAS      pTCLAS,
 317                 u8              TCLAS_Num,
 318                 u8              TCLAS_Proc
 319         )
 320 {
 321         u8      count;
 322
 323         if(pTsCommonInfo == NULL)
 324                 return;
 325
 326         memcpy(pTsCommonInfo->Addr, Addr, 6);
 327
 328         if(pTSPEC != NULL)
 329                 memcpy((u8*)(&(pTsCommonInfo->TSpec)), (u8*)pTSPEC, sizeof(TSPEC_BODY));
 330
 331         for(count = 0; count < TCLAS_Num; count++)
 332                 memcpy((u8*)(&(pTsCommonInfo->TClass[count])), (u8*)pTCLAS, sizeof(QOS_TCLAS));
 333
 334         pTsCommonInfo->TClasProc = TCLAS_Proc;
 335         pTsCommonInfo->TClasNum = TCLAS_Num;
 336 }
 337
 338
 339 bool GetTs(
 340         struct ieee80211_device*        ieee,
 341         PTS_COMMON_INFO                 *ppTS,
 342         u8*                             Addr,
 343         u8                              TID,
 344         TR_SELECT                       TxRxSelect,  //Rx:1, Tx:0
 345         bool                            bAddNewTs
 346         )
 347 {
 348         u8      UP = 0;
 349         //
 350         // We do not build any TS for Broadcast or Multicast stream.
 351         // So reject these kinds of search here.
 352         //
 353         if(is_broadcast_ether_addr(Addr) || is_multicast_ether_addr(Addr))
 354         {
 355                 IEEE80211_DEBUG(IEEE80211_DL_ERR, "get TS for Broadcast or Multicast\n");
 356                 return false;
 357         }
 358
 359         if (ieee->current_network.qos_data.supported == 0)
 360                 UP = 0;
 361         else
 362         {
 363                 // In WMM case: we use 4 TID only
 364                 if (!IsACValid(TID))
 365                 {
 366                         IEEE80211_DEBUG(IEEE80211_DL_ERR, " in %s(), TID(%d) is not valid\n", __FUNCTION__, TID);
 367                         return false;
 368                 }
 369
 370                 switch(TID)
 371                 {
 372                 case 0:
 373                 case 3:
 374                         UP = 0;
 375                         break;
 376
 377                 case 1:
 378                 case 2:
 379                         UP = 2;
 380                         break;
 381
 382                 case 4:
 383                 case 5:
 384                         UP = 5;
 385                         break;
 386
 387                 case 6:
 388                 case 7:
 389                         UP = 7;
 390                         break;
 391                 }
 392         }
 393
 394         *ppTS = SearchAdmitTRStream(
 395                         ieee,
 396                         Addr,
 397                         UP,
 398                         TxRxSelect);
 399         if(*ppTS != NULL)
 400         {
 401                 return true;
 402         }
 403         else
 404         {
 405                 if(bAddNewTs == false)
 406                 {
 407                         IEEE80211_DEBUG(IEEE80211_DL_TS, "add new TS failed(tid:%d)\n", UP);
 408                         return false;
 409                 }
 410                 else
 411                 {
 412                         //
 413                         // Create a new Traffic stream for current Tx/Rx
 414                         // This is for EDCA and WMM to add a new TS.
 415                         // For HCCA or WMMSA, TS cannot be addmit without negotiation.
 416                         //
 417                         TSPEC_BODY      TSpec;
 418                         PQOS_TSINFO             pTSInfo = &TSpec.f.TSInfo;
 419                         struct list_head*       pUnusedList =
 420                                                                 (TxRxSelect == TX_DIR)?
 421                                                                 (&ieee->Tx_TS_Unused_List):
 422                                                                 (&ieee->Rx_TS_Unused_List);
 423
 424                         struct list_head*       pAddmitList =
 425                                                                 (TxRxSelect == TX_DIR)?
 426                                                                 (&ieee->Tx_TS_Admit_List):
 427                                                                 (&ieee->Rx_TS_Admit_List);
 428
 429                         DIRECTION_VALUE         Dir =           (ieee->iw_mode == IW_MODE_MASTER)?
 430                                                                 ((TxRxSelect==TX_DIR)?DIR_DOWN:DIR_UP):
 431                                                                 ((TxRxSelect==TX_DIR)?DIR_UP:DIR_DOWN);
 432                         IEEE80211_DEBUG(IEEE80211_DL_TS, "to add Ts\n");
 433                         if(!list_empty(pUnusedList))
 434                         {
 435                                 (*ppTS) = list_entry(pUnusedList->next, TS_COMMON_INFO, List);
 436                                 list_del_init(&(*ppTS)->List);
 437                                 if(TxRxSelect==TX_DIR)
 438                                 {
 439                                         PTX_TS_RECORD tmp = container_of(*ppTS, TX_TS_RECORD, TsCommonInfo);
 440                                         ResetTxTsEntry(tmp);
 441                                 }
 442                                 else{
 443                                         PRX_TS_RECORD tmp = container_of(*ppTS, RX_TS_RECORD, TsCommonInfo);
 444                                         ResetRxTsEntry(tmp);
 445                                 }
 446
 447                                 IEEE80211_DEBUG(IEEE80211_DL_TS, "to init current TS, UP:%d, Dir:%d, addr:%pM\n", UP, Dir, Addr);
 448                                 // Prepare TS Info releated field
 449                                 pTSInfo->field.ucTrafficType = 0;                       // Traffic type: WMM is reserved in this field
 450                                 pTSInfo->field.ucTSID = UP;                     // TSID
 451                                 pTSInfo->field.ucDirection = Dir;                       // Direction: if there is DirectLink, this need additional consideration.
 452                                 pTSInfo->field.ucAccessPolicy = 1;              // Access policy
 453                                 pTSInfo->field.ucAggregation = 0;               // Aggregation
 454                                 pTSInfo->field.ucPSB = 0;                               // Aggregation
 455                                 pTSInfo->field.ucUP = UP;                               // User priority
 456                                 pTSInfo->field.ucTSInfoAckPolicy = 0;           // Ack policy
 457                                 pTSInfo->field.ucSchedule = 0;                  // Schedule
 458
 459                                 MakeTSEntry(*ppTS, Addr, &TSpec, NULL, 0, 0);
 460                                 AdmitTS(ieee, *ppTS, 0);
 461                                 list_add_tail(&((*ppTS)->List), pAddmitList);
 462                                 // if there is DirectLink, we need to do additional operation here!!
 463
 464                                 return true;
 465                         }
 466                         else
 467                         {
 468                                 IEEE80211_DEBUG(IEEE80211_DL_ERR, "in function %s() There is not enough TS record to be used!!", __FUNCTION__);
 469                                 return false;
 470                         }
 471                 }
 472         }
 473 }
 474
 475 void RemoveTsEntry(
 476         struct ieee80211_device*        ieee,
 477         PTS_COMMON_INFO                 pTs,
 478         TR_SELECT                       TxRxSelect
 479         )
 480 {
 481         //u32 flags = 0;
 482         unsigned long flags = 0;
 483         del_timer_sync(&pTs->SetupTimer);
 484         del_timer_sync(&pTs->InactTimer);
 485         TsInitDelBA(ieee, pTs, TxRxSelect);
 486
 487         if(TxRxSelect == RX_DIR)
 488         {
 489 //#ifdef TO_DO_LIST
 490                 PRX_REORDER_ENTRY       pRxReorderEntry;
 491                 PRX_TS_RECORD           pRxTS = (PRX_TS_RECORD)pTs;
 492                 if(timer_pending(&pRxTS->RxPktPendingTimer))
 493                         del_timer_sync(&pRxTS->RxPktPendingTimer);
 494
 495                 while(!list_empty(&pRxTS->RxPendingPktList))
 496                 {
 497                 //      PlatformAcquireSpinLock(Adapter, RT_RX_SPINLOCK);
 498                         spin_lock_irqsave(&(ieee->reorder_spinlock), flags);
 499                         //pRxReorderEntry = list_entry(&pRxTS->RxPendingPktList.prev,RX_REORDER_ENTRY,List);
 500                         pRxReorderEntry = (PRX_REORDER_ENTRY)list_entry(pRxTS->RxPendingPktList.prev,RX_REORDER_ENTRY,List);
 501                         list_del_init(&pRxReorderEntry->List);
 502                         {
 503                                 int i = 0;
 504                                 struct ieee80211_rxb * prxb = pRxReorderEntry->prxb;
 505                                 if (unlikely(!prxb))
 506                                 {
 507                                         spin_unlock_irqrestore(&(ieee->reorder_spinlock), flags);
 508                                         return;
 509                                 }
 510                                 for(i =0; i < prxb->nr_subframes; i++) {
 511                                         dev_kfree_skb(prxb->subframes[i]);
 512                                 }
 513                                 kfree(prxb);
 514                                 prxb = NULL;
 515                         }
 516                         list_add_tail(&pRxReorderEntry->List,&ieee->RxReorder_Unused_List);
 517                         //PlatformReleaseSpinLock(Adapter, RT_RX_SPINLOCK);
 518                         spin_unlock_irqrestore(&(ieee->reorder_spinlock), flags);
 519                 }
 520
 521 //#endif
 522         }
 523         else
 524         {
 525                 PTX_TS_RECORD pTxTS = (PTX_TS_RECORD)pTs;
 526                 del_timer_sync(&pTxTS->TsAddBaTimer);
 527         }
 528 }
 529
 530 void RemovePeerTS(struct ieee80211_device* ieee, u8* Addr)
 531 {
 532         PTS_COMMON_INFO pTS, pTmpTS;
 533
 534         printk("===========>RemovePeerTS,%pM\n", Addr);
 535         list_for_each_entry_safe(pTS, pTmpTS, &ieee->Tx_TS_Pending_List, List)
 536         {
 537                 if (memcmp(pTS->Addr, Addr, 6) == 0)
 538                 {
 539                         RemoveTsEntry(ieee, pTS, TX_DIR);
 540                         list_del_init(&pTS->List);
 541                         list_add_tail(&pTS->List, &ieee->Tx_TS_Unused_List);
 542                 }
 543         }
 544
 545         list_for_each_entry_safe(pTS, pTmpTS, &ieee->Tx_TS_Admit_List, List)
 546         {
 547                 if (memcmp(pTS->Addr, Addr, 6) == 0)
 548                 {
 549                         printk("====>remove Tx_TS_admin_list\n");
 550                         RemoveTsEntry(ieee, pTS, TX_DIR);
 551                         list_del_init(&pTS->List);
 552                         list_add_tail(&pTS->List, &ieee->Tx_TS_Unused_List);
 553                 }
 554         }
 555
 556         list_for_each_entry_safe(pTS, pTmpTS, &ieee->Rx_TS_Pending_List, List)
 557         {
 558                 if (memcmp(pTS->Addr, Addr, 6) == 0)
 559                 {
 560                         RemoveTsEntry(ieee, pTS, RX_DIR);
 561                         list_del_init(&pTS->List);
 562                         list_add_tail(&pTS->List, &ieee->Rx_TS_Unused_List);
 563                 }
 564         }
 565
 566         list_for_each_entry_safe(pTS, pTmpTS, &ieee->Rx_TS_Admit_List, List)
 567         {
 568                 if (memcmp(pTS->Addr, Addr, 6) == 0)
 569                 {
 570                         RemoveTsEntry(ieee, pTS, RX_DIR);
 571                         list_del_init(&pTS->List);
 572                         list_add_tail(&pTS->List, &ieee->Rx_TS_Unused_List);
 573                 }
 574         }
 575 }
 576
 577 void RemoveAllTS(struct ieee80211_device* ieee)
 578 {
 579         PTS_COMMON_INFO pTS, pTmpTS;
 580
 581         list_for_each_entry_safe(pTS, pTmpTS, &ieee->Tx_TS_Pending_List, List)
 582         {
 583                 RemoveTsEntry(ieee, pTS, TX_DIR);
 584                 list_del_init(&pTS->List);
 585                 list_add_tail(&pTS->List, &ieee->Tx_TS_Unused_List);
 586         }
 587
 588         list_for_each_entry_safe(pTS, pTmpTS, &ieee->Tx_TS_Admit_List, List)
 589         {
 590                 RemoveTsEntry(ieee, pTS, TX_DIR);
 591                 list_del_init(&pTS->List);
 592                 list_add_tail(&pTS->List, &ieee->Tx_TS_Unused_List);
 593         }
 594
 595         list_for_each_entry_safe(pTS, pTmpTS, &ieee->Rx_TS_Pending_List, List)
 596         {
 597                 RemoveTsEntry(ieee, pTS, RX_DIR);
 598                 list_del_init(&pTS->List);
 599                 list_add_tail(&pTS->List, &ieee->Rx_TS_Unused_List);
 600         }
 601
 602         list_for_each_entry_safe(pTS, pTmpTS, &ieee->Rx_TS_Admit_List, List)
 603         {
 604                 RemoveTsEntry(ieee, pTS, RX_DIR);
 605                 list_del_init(&pTS->List);
 606                 list_add_tail(&pTS->List, &ieee->Rx_TS_Unused_List);
 607         }
 608 }
 609
 610 void TsStartAddBaProcess(struct ieee80211_device* ieee, PTX_TS_RECORD   pTxTS)
 611 {
 612         if(pTxTS->bAddBaReqInProgress == false)
 613         {
 614                 pTxTS->bAddBaReqInProgress = true;
 615                 if(pTxTS->bAddBaReqDelayed)
 616                 {
 617                         IEEE80211_DEBUG(IEEE80211_DL_BA, "TsStartAddBaProcess(): Delayed Start ADDBA after 60 sec!!\n");
 618                         mod_timer(&pTxTS->TsAddBaTimer, jiffies + MSECS(TS_ADDBA_DELAY));
 619                 }
 620                 else
 621                 {
 622                         IEEE80211_DEBUG(IEEE80211_DL_BA,"TsStartAddBaProcess(): Immediately Start ADDBA now!!\n");
 623                         mod_timer(&pTxTS->TsAddBaTimer, jiffies+10); //set 10 ticks
 624                 }
 625         }
 626         else
 627                 IEEE80211_DEBUG(IEEE80211_DL_ERR, "%s()==>BA timer is already added\n", __FUNCTION__);
 628 }