drivers/staging/rtl8192u/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                 if(timer_pending(&pRxTs->RxPktPendingTimer))
  91                         del_timer_sync(&pRxTs->RxPktPendingTimer);
  92                 pRxTs->RxPktPendingTimer.expires = jiffies + ieee->pHTInfo->RxReorderPendingTime;
  93                 add_timer(&pRxTs->RxPktPendingTimer);
  94         }
  95         spin_unlock_irqrestore(&(ieee->reorder_spinlock), flags);
  96         //PlatformReleaseSpinLock(Adapter, RT_RX_SPINLOCK);
  97 }
  98
  99 /********************************************************************************************************************
 100  *function:  Add BA timer function
 101  *   input:  unsigned long       data           //acturally we send TX_TS_RECORD or RX_TS_RECORD to these timer
 102  *  return:  NULL
 103  *  notice:
 104 ********************************************************************************************************************/
 105 void TsAddBaProcess(unsigned long data)
 106 {
 107         PTX_TS_RECORD   pTxTs = (PTX_TS_RECORD)data;
 108         u8 num = pTxTs->num;
 109         struct ieee80211_device *ieee = container_of(pTxTs, struct ieee80211_device, TxTsRecord[num]);
 110
 111         TsInitAddBA(ieee, pTxTs, BA_POLICY_IMMEDIATE, false);
 112         IEEE80211_DEBUG(IEEE80211_DL_BA, "TsAddBaProcess(): ADDBA Req is started!! \n");
 113 }
 114
 115
 116 void ResetTsCommonInfo(PTS_COMMON_INFO  pTsCommonInfo)
 117 {
 118         memset(pTsCommonInfo->Addr, 0, 6);
 119         memset(&pTsCommonInfo->TSpec, 0, sizeof(TSPEC_BODY));
 120         memset(&pTsCommonInfo->TClass, 0, sizeof(QOS_TCLAS)*TCLAS_NUM);
 121         pTsCommonInfo->TClasProc = 0;
 122         pTsCommonInfo->TClasNum = 0;
 123 }
 124
 125 void ResetTxTsEntry(PTX_TS_RECORD pTS)
 126 {
 127         ResetTsCommonInfo(&pTS->TsCommonInfo);
 128         pTS->TxCurSeq = 0;
 129         pTS->bAddBaReqInProgress = false;
 130         pTS->bAddBaReqDelayed = false;
 131         pTS->bUsingBa = false;
 132         ResetBaEntry(&pTS->TxAdmittedBARecord); //For BA Originator
 133         ResetBaEntry(&pTS->TxPendingBARecord);
 134 }
 135
 136 void ResetRxTsEntry(PRX_TS_RECORD pTS)
 137 {
 138         ResetTsCommonInfo(&pTS->TsCommonInfo);
 139         pTS->RxIndicateSeq = 0xffff; // This indicate the RxIndicateSeq is not used now!!
 140         pTS->RxTimeoutIndicateSeq = 0xffff; // This indicate the RxTimeoutIndicateSeq is not used now!!
 141         ResetBaEntry(&pTS->RxAdmittedBARecord);   // For BA Recepient
 142 }
 143
 144 void TSInitialize(struct ieee80211_device *ieee)
 145 {
 146         PTX_TS_RECORD           pTxTS  = ieee->TxTsRecord;
 147         PRX_TS_RECORD           pRxTS  = ieee->RxTsRecord;
 148         PRX_REORDER_ENTRY       pRxReorderEntry = ieee->RxReorderEntry;
 149         u8                              count = 0;
 150         IEEE80211_DEBUG(IEEE80211_DL_TS, "==========>%s()\n", __FUNCTION__);
 151         // Initialize Tx TS related info.
 152         INIT_LIST_HEAD(&ieee->Tx_TS_Admit_List);
 153         INIT_LIST_HEAD(&ieee->Tx_TS_Pending_List);
 154         INIT_LIST_HEAD(&ieee->Tx_TS_Unused_List);
 155
 156         for(count = 0; count < TOTAL_TS_NUM; count++)
 157         {
 158                 //
 159                 pTxTS->num = count;
 160                 // The timers for the operation of Traffic Stream and Block Ack.
 161                 // DLS related timer will be add here in the future!!
 162                 init_timer(&pTxTS->TsCommonInfo.SetupTimer);
 163                 pTxTS->TsCommonInfo.SetupTimer.data = (unsigned long)pTxTS;
 164                 pTxTS->TsCommonInfo.SetupTimer.function = TsSetupTimeOut;
 165
 166                 init_timer(&pTxTS->TsCommonInfo.InactTimer);
 167                 pTxTS->TsCommonInfo.InactTimer.data = (unsigned long)pTxTS;
 168                 pTxTS->TsCommonInfo.InactTimer.function = TsInactTimeout;
 169
 170                 init_timer(&pTxTS->TsAddBaTimer);
 171                 pTxTS->TsAddBaTimer.data = (unsigned long)pTxTS;
 172                 pTxTS->TsAddBaTimer.function = TsAddBaProcess;
 173
 174                 init_timer(&pTxTS->TxPendingBARecord.Timer);
 175                 pTxTS->TxPendingBARecord.Timer.data = (unsigned long)pTxTS;
 176                 pTxTS->TxPendingBARecord.Timer.function = BaSetupTimeOut;
 177
 178                 init_timer(&pTxTS->TxAdmittedBARecord.Timer);
 179                 pTxTS->TxAdmittedBARecord.Timer.data = (unsigned long)pTxTS;
 180                 pTxTS->TxAdmittedBARecord.Timer.function = TxBaInactTimeout;
 181
 182                 ResetTxTsEntry(pTxTS);
 183                 list_add_tail(&pTxTS->TsCommonInfo.List, &ieee->Tx_TS_Unused_List);
 184                 pTxTS++;
 185         }
 186
 187         // Initialize Rx TS related info.
 188         INIT_LIST_HEAD(&ieee->Rx_TS_Admit_List);
 189         INIT_LIST_HEAD(&ieee->Rx_TS_Pending_List);
 190         INIT_LIST_HEAD(&ieee->Rx_TS_Unused_List);
 191         for(count = 0; count < TOTAL_TS_NUM; count++)
 192         {
 193                 pRxTS->num = count;
 194                 INIT_LIST_HEAD(&pRxTS->RxPendingPktList);
 195
 196                 init_timer(&pRxTS->TsCommonInfo.SetupTimer);
 197                 pRxTS->TsCommonInfo.SetupTimer.data = (unsigned long)pRxTS;
 198                 pRxTS->TsCommonInfo.SetupTimer.function = TsSetupTimeOut;
 199
 200                 init_timer(&pRxTS->TsCommonInfo.InactTimer);
 201                 pRxTS->TsCommonInfo.InactTimer.data = (unsigned long)pRxTS;
 202                 pRxTS->TsCommonInfo.InactTimer.function = TsInactTimeout;
 203
 204                 init_timer(&pRxTS->RxAdmittedBARecord.Timer);
 205                 pRxTS->RxAdmittedBARecord.Timer.data = (unsigned long)pRxTS;
 206                 pRxTS->RxAdmittedBARecord.Timer.function = RxBaInactTimeout;
 207
 208                 init_timer(&pRxTS->RxPktPendingTimer);
 209                 pRxTS->RxPktPendingTimer.data = (unsigned long)pRxTS;
 210                 pRxTS->RxPktPendingTimer.function = RxPktPendingTimeout;
 211
 212                 ResetRxTsEntry(pRxTS);
 213                 list_add_tail(&pRxTS->TsCommonInfo.List, &ieee->Rx_TS_Unused_List);
 214                 pRxTS++;
 215         }
 216         // Initialize unused Rx Reorder List.
 217         INIT_LIST_HEAD(&ieee->RxReorder_Unused_List);
 218 //#ifdef TO_DO_LIST
 219         for(count = 0; count < REORDER_ENTRY_NUM; count++)
 220         {
 221                 list_add_tail( &pRxReorderEntry->List,&ieee->RxReorder_Unused_List);
 222                 if(count == (REORDER_ENTRY_NUM-1))
 223                         break;
 224                 pRxReorderEntry = &ieee->RxReorderEntry[count+1];
 225         }
 226 //#endif
 227
 228 }
 229
 230 void AdmitTS(struct ieee80211_device *ieee, PTS_COMMON_INFO pTsCommonInfo, u32 InactTime)
 231 {
 232         del_timer_sync(&pTsCommonInfo->SetupTimer);
 233         del_timer_sync(&pTsCommonInfo->InactTimer);
 234
 235         if(InactTime!=0)
 236                 mod_timer(&pTsCommonInfo->InactTimer, jiffies + MSECS(InactTime));
 237 }
 238
 239
 240 PTS_COMMON_INFO SearchAdmitTRStream(struct ieee80211_device *ieee, u8*  Addr, u8 TID, TR_SELECT TxRxSelect)
 241 {
 242         //DIRECTION_VALUE       dir;
 243         u8      dir;
 244         bool                            search_dir[4] = {0, 0, 0, 0};
 245         struct list_head*               psearch_list; //FIXME
 246         PTS_COMMON_INFO pRet = NULL;
 247         if(ieee->iw_mode == IW_MODE_MASTER) //ap mode
 248         {
 249                 if(TxRxSelect == TX_DIR)
 250                 {
 251                         search_dir[DIR_DOWN] = true;
 252                         search_dir[DIR_BI_DIR]= true;
 253                 }
 254                 else
 255                 {
 256                         search_dir[DIR_UP]      = true;
 257                         search_dir[DIR_BI_DIR]= true;
 258                 }
 259         }
 260         else if(ieee->iw_mode == IW_MODE_ADHOC)
 261         {
 262                 if(TxRxSelect == TX_DIR)
 263                         search_dir[DIR_UP]      = true;
 264                 else
 265                         search_dir[DIR_DOWN] = true;
 266         }
 267         else
 268         {
 269                 if(TxRxSelect == TX_DIR)
 270                 {
 271                         search_dir[DIR_UP]      = true;
 272                         search_dir[DIR_BI_DIR]= true;
 273                         search_dir[DIR_DIRECT]= true;
 274                 }
 275                 else
 276                 {
 277                         search_dir[DIR_DOWN] = true;
 278                         search_dir[DIR_BI_DIR]= true;
 279                         search_dir[DIR_DIRECT]= true;
 280                 }
 281         }
 282
 283         if(TxRxSelect == TX_DIR)
 284                 psearch_list = &ieee->Tx_TS_Admit_List;
 285         else
 286                 psearch_list = &ieee->Rx_TS_Admit_List;
 287
 288         //for(dir = DIR_UP; dir <= DIR_BI_DIR; dir++)
 289         for(dir = 0; dir <= DIR_BI_DIR; dir++)
 290         {
 291                 if(search_dir[dir] ==false )
 292                         continue;
 293                 list_for_each_entry(pRet, psearch_list, List){
 294         //              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);
 295                         if (memcmp(pRet->Addr, Addr, 6) == 0)
 296                                 if (pRet->TSpec.f.TSInfo.field.ucTSID == TID)
 297                                         if(pRet->TSpec.f.TSInfo.field.ucDirection == dir)
 298                                         {
 299         //                                      printk("Bingo! got it\n");
 300                                                 break;
 301                                         }
 302
 303                 }
 304                 if(&pRet->List  != psearch_list)
 305                         break;
 306         }
 307
 308         if(&pRet->List  != psearch_list){
 309                 return pRet ;
 310         }
 311         else
 312                 return NULL;
 313 }
 314
 315 void MakeTSEntry(
 316                 PTS_COMMON_INFO pTsCommonInfo,
 317                 u8*             Addr,
 318                 PTSPEC_BODY     pTSPEC,
 319                 PQOS_TCLAS      pTCLAS,
 320                 u8              TCLAS_Num,
 321                 u8              TCLAS_Proc
 322         )
 323 {
 324         u8      count;
 325
 326         if(pTsCommonInfo == NULL)
 327                 return;
 328
 329         memcpy(pTsCommonInfo->Addr, Addr, 6);
 330
 331         if(pTSPEC != NULL)
 332                 memcpy((u8*)(&(pTsCommonInfo->TSpec)), (u8*)pTSPEC, sizeof(TSPEC_BODY));
 333
 334         for(count = 0; count < TCLAS_Num; count++)
 335                 memcpy((u8*)(&(pTsCommonInfo->TClass[count])), (u8*)pTCLAS, sizeof(QOS_TCLAS));
 336
 337         pTsCommonInfo->TClasProc = TCLAS_Proc;
 338         pTsCommonInfo->TClasNum = TCLAS_Num;
 339 }
 340
 341
 342 bool GetTs(
 343         struct ieee80211_device*        ieee,
 344         PTS_COMMON_INFO                 *ppTS,
 345         u8*                             Addr,
 346         u8                              TID,
 347         TR_SELECT                       TxRxSelect,  //Rx:1, Tx:0
 348         bool                            bAddNewTs
 349         )
 350 {
 351         u8      UP = 0;
 352         //
 353         // We do not build any TS for Broadcast or Multicast stream.
 354         // So reject these kinds of search here.
 355         //
 356         if(is_broadcast_ether_addr(Addr) || is_multicast_ether_addr(Addr))
 357         {
 358                 IEEE80211_DEBUG(IEEE80211_DL_ERR, "get TS for Broadcast or Multicast\n");
 359                 return false;
 360         }
 361         if (ieee->current_network.qos_data.supported == 0)
 362                 UP = 0;
 363         else
 364         {
 365                 // In WMM case: we use 4 TID only
 366                 if (!IsACValid(TID))
 367                 {
 368                         IEEE80211_DEBUG(IEEE80211_DL_ERR, " in %s(), TID(%d) is not valid\n", __FUNCTION__, TID);
 369                         return false;
 370                 }
 371
 372                 switch(TID)
 373                 {
 374                 case 0:
 375                 case 3:
 376                         UP = 0;
 377                         break;
 378
 379                 case 1:
 380                 case 2:
 381                         UP = 2;
 382                         break;
 383
 384                 case 4:
 385                 case 5:
 386                         UP = 5;
 387                         break;
 388
 389                 case 6:
 390                 case 7:
 391                         UP = 7;
 392                         break;
 393                 }
 394         }
 395
 396         *ppTS = SearchAdmitTRStream(
 397                         ieee,
 398                         Addr,
 399                         UP,
 400                         TxRxSelect);
 401         if(*ppTS != NULL)
 402         {
 403                 return true;
 404         }
 405         else
 406         {
 407                 if(bAddNewTs == false)
 408                 {
 409                         IEEE80211_DEBUG(IEEE80211_DL_TS, "add new TS failed(tid:%d)\n", UP);
 410                         return false;
 411                 }
 412                 else
 413                 {
 414                         //
 415                         // Create a new Traffic stream for current Tx/Rx
 416                         // This is for EDCA and WMM to add a new TS.
 417                         // For HCCA or WMMSA, TS cannot be addmit without negotiation.
 418                         //
 419                         TSPEC_BODY      TSpec;
 420                         PQOS_TSINFO             pTSInfo = &TSpec.f.TSInfo;
 421                         struct list_head*       pUnusedList =
 422                                                                 (TxRxSelect == TX_DIR)?
 423                                                                 (&ieee->Tx_TS_Unused_List):
 424                                                                 (&ieee->Rx_TS_Unused_List);
 425
 426                         struct list_head*       pAddmitList =
 427                                                                 (TxRxSelect == TX_DIR)?
 428                                                                 (&ieee->Tx_TS_Admit_List):
 429                                                                 (&ieee->Rx_TS_Admit_List);
 430
 431                         DIRECTION_VALUE         Dir =           (ieee->iw_mode == IW_MODE_MASTER)?
 432                                                                 ((TxRxSelect==TX_DIR)?DIR_DOWN:DIR_UP):
 433                                                                 ((TxRxSelect==TX_DIR)?DIR_UP:DIR_DOWN);
 434                         IEEE80211_DEBUG(IEEE80211_DL_TS, "to add Ts\n");
 435                         if(!list_empty(pUnusedList))
 436                         {
 437                                 (*ppTS) = list_entry(pUnusedList->next, TS_COMMON_INFO, List);
 438                                 list_del_init(&(*ppTS)->List);
 439                                 if(TxRxSelect==TX_DIR)
 440                                 {
 441                                         PTX_TS_RECORD tmp = container_of(*ppTS, TX_TS_RECORD, TsCommonInfo);
 442                                         ResetTxTsEntry(tmp);
 443                                 }
 444                                 else{
 445                                         PRX_TS_RECORD tmp = container_of(*ppTS, RX_TS_RECORD, TsCommonInfo);
 446                                         ResetRxTsEntry(tmp);
 447                                 }
 448
 449                                 IEEE80211_DEBUG(IEEE80211_DL_TS, "to init current TS, UP:%d, Dir:%d, addr:%pM\n", UP, Dir, Addr);
 450                                 // Prepare TS Info releated field
 451                                 pTSInfo->field.ucTrafficType = 0;                       // Traffic type: WMM is reserved in this field
 452                                 pTSInfo->field.ucTSID = UP;                     // TSID
 453                                 pTSInfo->field.ucDirection = Dir;                       // Direction: if there is DirectLink, this need additional consideration.
 454                                 pTSInfo->field.ucAccessPolicy = 1;              // Access policy
 455                                 pTSInfo->field.ucAggregation = 0;               // Aggregation
 456                                 pTSInfo->field.ucPSB = 0;                               // Aggregation
 457                                 pTSInfo->field.ucUP = UP;                               // User priority
 458                                 pTSInfo->field.ucTSInfoAckPolicy = 0;           // Ack policy
 459                                 pTSInfo->field.ucSchedule = 0;                  // Schedule
 460
 461                                 MakeTSEntry(*ppTS, Addr, &TSpec, NULL, 0, 0);
 462                                 AdmitTS(ieee, *ppTS, 0);
 463                                 list_add_tail(&((*ppTS)->List), pAddmitList);
 464                                 // if there is DirectLink, we need to do additional operation here!!
 465
 466                                 return true;
 467                         }
 468                         else
 469                         {
 470                                 IEEE80211_DEBUG(IEEE80211_DL_ERR, "in function %s() There is not enough TS record to be used!!", __FUNCTION__);
 471                                 return false;
 472                         }
 473                 }
 474         }
 475 }
 476
 477 void RemoveTsEntry(
 478         struct ieee80211_device*        ieee,
 479         PTS_COMMON_INFO                 pTs,
 480         TR_SELECT                       TxRxSelect
 481         )
 482 {
 483         //u32 flags = 0;
 484         unsigned long flags = 0;
 485         del_timer_sync(&pTs->SetupTimer);
 486         del_timer_sync(&pTs->InactTimer);
 487         TsInitDelBA(ieee, pTs, TxRxSelect);
 488
 489         if(TxRxSelect == RX_DIR)
 490         {
 491 //#ifdef TO_DO_LIST
 492                 PRX_REORDER_ENTRY       pRxReorderEntry;
 493                 PRX_TS_RECORD           pRxTS = (PRX_TS_RECORD)pTs;
 494                 if(timer_pending(&pRxTS->RxPktPendingTimer))
 495                         del_timer_sync(&pRxTS->RxPktPendingTimer);
 496
 497                 while(!list_empty(&pRxTS->RxPendingPktList))
 498                 {
 499                 //      PlatformAcquireSpinLock(Adapter, RT_RX_SPINLOCK);
 500                         spin_lock_irqsave(&(ieee->reorder_spinlock), flags);
 501                         //pRxReorderEntry = list_entry(&pRxTS->RxPendingPktList.prev,RX_REORDER_ENTRY,List);
 502                         pRxReorderEntry = (PRX_REORDER_ENTRY)list_entry(pRxTS->RxPendingPktList.prev,RX_REORDER_ENTRY,List);
 503                         list_del_init(&pRxReorderEntry->List);
 504                         {
 505                                 int i = 0;
 506                                 struct ieee80211_rxb * prxb = pRxReorderEntry->prxb;
 507                                 if (unlikely(!prxb))
 508                                 {
 509                                         spin_unlock_irqrestore(&(ieee->reorder_spinlock), flags);
 510                                         return;
 511                                 }
 512                                 for(i =0; i < prxb->nr_subframes; i++) {
 513                                         dev_kfree_skb(prxb->subframes[i]);
 514                                 }
 515                                 kfree(prxb);
 516                                 prxb = NULL;
 517                         }
 518                         list_add_tail(&pRxReorderEntry->List,&ieee->RxReorder_Unused_List);
 519                         //PlatformReleaseSpinLock(Adapter, RT_RX_SPINLOCK);
 520                         spin_unlock_irqrestore(&(ieee->reorder_spinlock), flags);
 521                 }
 522
 523 //#endif
 524         }
 525         else
 526         {
 527                 PTX_TS_RECORD pTxTS = (PTX_TS_RECORD)pTs;
 528                 del_timer_sync(&pTxTS->TsAddBaTimer);
 529         }
 530 }
 531
 532 void RemovePeerTS(struct ieee80211_device* ieee, u8* Addr)
 533 {
 534         PTS_COMMON_INFO pTS, pTmpTS;
 535         printk("===========>RemovePeerTS,%pM\n", Addr);
 536         list_for_each_entry_safe(pTS, pTmpTS, &ieee->Tx_TS_Pending_List, List)
 537         {
 538                 if (memcmp(pTS->Addr, Addr, 6) == 0)
 539                 {
 540                         RemoveTsEntry(ieee, pTS, TX_DIR);
 541                         list_del_init(&pTS->List);
 542                         list_add_tail(&pTS->List, &ieee->Tx_TS_Unused_List);
 543                 }
 544         }
 545
 546         list_for_each_entry_safe(pTS, pTmpTS, &ieee->Tx_TS_Admit_List, List)
 547         {
 548                 if (memcmp(pTS->Addr, Addr, 6) == 0)
 549                 {
 550                         printk("====>remove Tx_TS_admin_list\n");
 551                         RemoveTsEntry(ieee, pTS, TX_DIR);
 552                         list_del_init(&pTS->List);
 553                         list_add_tail(&pTS->List, &ieee->Tx_TS_Unused_List);
 554                 }
 555         }
 556
 557         list_for_each_entry_safe(pTS, pTmpTS, &ieee->Rx_TS_Pending_List, List)
 558         {
 559                 if (memcmp(pTS->Addr, Addr, 6) == 0)
 560                 {
 561                         RemoveTsEntry(ieee, pTS, RX_DIR);
 562                         list_del_init(&pTS->List);
 563                         list_add_tail(&pTS->List, &ieee->Rx_TS_Unused_List);
 564                 }
 565         }
 566
 567         list_for_each_entry_safe(pTS, pTmpTS, &ieee->Rx_TS_Admit_List, List)
 568         {
 569                 if (memcmp(pTS->Addr, Addr, 6) == 0)
 570                 {
 571                         RemoveTsEntry(ieee, pTS, RX_DIR);
 572                         list_del_init(&pTS->List);
 573                         list_add_tail(&pTS->List, &ieee->Rx_TS_Unused_List);
 574                 }
 575         }
 576 }
 577
 578 void RemoveAllTS(struct ieee80211_device* ieee)
 579 {
 580         PTS_COMMON_INFO pTS, pTmpTS;
 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 }
 629 EXPORT_SYMBOL(RemovePeerTS);