git.oblomov.eu Git - linux-2.6/blob - drivers/staging/rt2860/rt_main_dev.c

   1 /*
   2  *************************************************************************
   3  * Ralink Tech Inc.
   4  * 5F., No.36, Taiyuan St., Jhubei City,
   5  * Hsinchu County 302,
   6  * Taiwan, R.O.C.
   7  *
   8  * (c) Copyright 2002-2007, Ralink Technology, Inc.
   9  *
  10  * This program is free software; you can redistribute it and/or modify  *
  11  * it under the terms of the GNU General Public License as published by  *
  12  * the Free Software Foundation; either version 2 of the License, or     *
  13  * (at your option) any later version.                                   *
  14  *                                                                       *
  15  * This program is distributed in the hope that it will be useful,       *
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  18  * GNU General Public License for more details.                          *
  19  *                                                                       *
  20  * You should have received a copy of the GNU General Public License     *
  21  * along with this program; if not, write to the                         *
  22  * Free Software Foundation, Inc.,                                       *
  23  * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  24  *                                                                       *
  25  *************************************************************************
  26
  27     Module Name:
  28     rt_main_dev.c
  29
  30     Abstract:
  31     Create and register network interface.
  32
  33     Revision History:
  34     Who         When            What
  35     --------    ----------      ----------------------------------------------
  36         Sample          Mar/21/07               Merge RT2870 and RT2860 drivers.
  37 */
  38
  39 #include "rt_config.h"
  40
  41 #define FORTY_MHZ_INTOLERANT_INTERVAL   (60*1000) // 1 min
  42
  43 #ifdef MULTIPLE_CARD_SUPPORT
  44 // record whether the card in the card list is used in the card file
  45 UINT8  MC_CardUsed[MAX_NUM_OF_MULTIPLE_CARD];
  46 // record used card mac address in the card list
  47 static UINT8  MC_CardMac[MAX_NUM_OF_MULTIPLE_CARD][6];
  48 #endif // MULTIPLE_CARD_SUPPORT //
  49
  50 #ifdef CONFIG_APSTA_MIXED_SUPPORT
  51 UINT32 CW_MAX_IN_BITS;
  52 #endif // CONFIG_APSTA_MIXED_SUPPORT //
  53
  54 /*---------------------------------------------------------------------*/
  55 /* Private Variables Used                                              */
  56 /*---------------------------------------------------------------------*/
  57 //static RALINK_TIMER_STRUCT     PeriodicTimer;
  58
  59 char *mac = "";            // default 00:00:00:00:00:00
  60 char *hostname = "";               // default CMPC
  61 module_param (mac, charp, 0);
  62 MODULE_PARM_DESC (mac, "rt28xx: wireless mac addr");
  63
  64
  65 /*---------------------------------------------------------------------*/
  66 /* Prototypes of Functions Used                                        */
  67 /*---------------------------------------------------------------------*/
  68 #ifdef DOT11_N_SUPPORT
  69 extern BOOLEAN ba_reordering_resource_init(PRTMP_ADAPTER pAd, int num);
  70 extern void ba_reordering_resource_release(PRTMP_ADAPTER pAd);
  71 #endif // DOT11_N_SUPPORT //
  72 extern NDIS_STATUS NICLoadRateSwitchingParams(IN PRTMP_ADAPTER pAd);
  73
  74 extern void init_thread_task(PRTMP_ADAPTER pAd);
  75
  76 // public function prototype
  77 INT __devinit rt28xx_probe(IN void *_dev_p, IN void *_dev_id_p,
  78                                                         IN UINT argc, OUT PRTMP_ADAPTER *ppAd);
  79
  80 // private function prototype
  81 static int rt28xx_init(IN struct net_device *net_dev);
  82 INT rt28xx_send_packets(IN struct sk_buff *skb_p, IN struct net_device *net_dev);
  83
  84 static void CfgInitHook(PRTMP_ADAPTER pAd);
  85
  86 #ifdef CONFIG_STA_SUPPORT
  87 extern  const struct iw_handler_def rt28xx_iw_handler_def;
  88 #endif // CONFIG_STA_SUPPORT //
  89
  90 #ifdef CONFIG_APSTA_MIXED_SUPPORT
  91 extern  const struct iw_handler_def rt28xx_ap_iw_handler_def;
  92 #endif // CONFIG_APSTA_MIXED_SUPPORT //
  93
  94 #if WIRELESS_EXT >= 12
  95 // This function will be called when query /proc
  96 struct iw_statistics *rt28xx_get_wireless_stats(
  97     IN struct net_device *net_dev);
  98 #endif
  99
 100 struct net_device_stats *RT28xx_get_ether_stats(
 101     IN  struct net_device *net_dev);
 102
 103 /*
 104 ========================================================================
 105 Routine Description:
 106     Close raxx interface.
 107
 108 Arguments:
 109         *net_dev                        the raxx interface pointer
 110
 111 Return Value:
 112     0                                   Open OK
 113         otherwise                       Open Fail
 114
 115 Note:
 116         1. if open fail, kernel will not call the close function.
 117         2. Free memory for
 118                 (1) Mlme Memory Handler:                MlmeHalt()
 119                 (2) TX & RX:                                    RTMPFreeTxRxRingMemory()
 120                 (3) BA Reordering:                              ba_reordering_resource_release()
 121 ========================================================================
 122 */
 123 int MainVirtualIF_close(IN struct net_device *net_dev)
 124 {
 125     RTMP_ADAPTER *pAd = net_dev->ml_priv;
 126
 127         // Sanity check for pAd
 128         if (pAd == NULL)
 129                 return 0; // close ok
 130
 131         netif_carrier_off(pAd->net_dev);
 132         netif_stop_queue(pAd->net_dev);
 133
 134
 135         VIRTUAL_IF_DOWN(pAd);
 136
 137         RT_MOD_DEC_USE_COUNT();
 138
 139         return 0; // close ok
 140 }
 141
 142 /*
 143 ========================================================================
 144 Routine Description:
 145     Open raxx interface.
 146
 147 Arguments:
 148         *net_dev                        the raxx interface pointer
 149
 150 Return Value:
 151     0                                   Open OK
 152         otherwise                       Open Fail
 153
 154 Note:
 155         1. if open fail, kernel will not call the close function.
 156         2. Free memory for
 157                 (1) Mlme Memory Handler:                MlmeHalt()
 158                 (2) TX & RX:                                    RTMPFreeTxRxRingMemory()
 159                 (3) BA Reordering:                              ba_reordering_resource_release()
 160 ========================================================================
 161 */
 162 int MainVirtualIF_open(IN struct net_device *net_dev)
 163 {
 164     RTMP_ADAPTER *pAd = net_dev->ml_priv;
 165
 166         // Sanity check for pAd
 167         if (pAd == NULL)
 168                 return 0; // close ok
 169
 170         if (VIRTUAL_IF_UP(pAd) != 0)
 171                 return -1;
 172
 173         // increase MODULE use count
 174         RT_MOD_INC_USE_COUNT();
 175
 176         netif_start_queue(net_dev);
 177         netif_carrier_on(net_dev);
 178         netif_wake_queue(net_dev);
 179
 180         return 0;
 181 }
 182
 183 /*
 184 ========================================================================
 185 Routine Description:
 186     Close raxx interface.
 187
 188 Arguments:
 189         *net_dev                        the raxx interface pointer
 190
 191 Return Value:
 192     0                                   Open OK
 193         otherwise                       Open Fail
 194
 195 Note:
 196         1. if open fail, kernel will not call the close function.
 197         2. Free memory for
 198                 (1) Mlme Memory Handler:                MlmeHalt()
 199                 (2) TX & RX:                                    RTMPFreeTxRxRingMemory()
 200                 (3) BA Reordering:                              ba_reordering_resource_release()
 201 ========================================================================
 202 */
 203 int rt28xx_close(IN PNET_DEV dev)
 204 {
 205         struct net_device * net_dev = (struct net_device *)dev;
 206     RTMP_ADAPTER        *pAd = net_dev->ml_priv;
 207         BOOLEAN                 Cancelled = FALSE;
 208         UINT32                  i = 0;
 209
 210
 211     DBGPRINT(RT_DEBUG_TRACE, ("===> rt28xx_close\n"));
 212
 213         // Sanity check for pAd
 214         if (pAd == NULL)
 215                 return 0; // close ok
 216
 217
 218 #ifdef WDS_SUPPORT
 219         WdsDown(pAd);
 220 #endif // WDS_SUPPORT //
 221
 222 #ifdef CONFIG_STA_SUPPORT
 223         IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
 224         {
 225                 // If dirver doesn't wake up firmware here,
 226                 // NICLoadFirmware will hang forever when interface is up again.
 227                 if (OPSTATUS_TEST_FLAG(pAd, fOP_STATUS_DOZE) ||
 228                         RTMP_SET_PSFLAG(pAd, fRTMP_PS_SET_PCI_CLK_OFF_COMMAND) ||
 229                         RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_IDLE_RADIO_OFF))
 230         {
 231                     AsicForceWakeup(pAd, RTMP_HALT);
 232         }
 233
 234 #ifdef QOS_DLS_SUPPORT
 235                 // send DLS-TEAR_DOWN message,
 236                 if (pAd->CommonCfg.bDLSCapable)
 237                 {
 238                         UCHAR i;
 239
 240                         // tear down local dls table entry
 241                         for (i=0; i<MAX_NUM_OF_INIT_DLS_ENTRY; i++)
 242                         {
 243                                 if (pAd->StaCfg.DLSEntry[i].Valid && (pAd->StaCfg.DLSEntry[i].Status == DLS_FINISH))
 244                                 {
 245                                         RTMPSendDLSTearDownFrame(pAd, pAd->StaCfg.DLSEntry[i].MacAddr);
 246                                         pAd->StaCfg.DLSEntry[i].Status  = DLS_NONE;
 247                                         pAd->StaCfg.DLSEntry[i].Valid   = FALSE;
 248                                 }
 249                         }
 250
 251                         // tear down peer dls table entry
 252                         for (i=MAX_NUM_OF_INIT_DLS_ENTRY; i<MAX_NUM_OF_DLS_ENTRY; i++)
 253                         {
 254                                 if (pAd->StaCfg.DLSEntry[i].Valid && (pAd->StaCfg.DLSEntry[i].Status == DLS_FINISH))
 255                                 {
 256                                         RTMPSendDLSTearDownFrame(pAd, pAd->StaCfg.DLSEntry[i].MacAddr);
 257                                         pAd->StaCfg.DLSEntry[i].Status = DLS_NONE;
 258                                         pAd->StaCfg.DLSEntry[i].Valid   = FALSE;
 259                                 }
 260                         }
 261                         RT28XX_MLME_HANDLER(pAd);
 262                 }
 263 #endif // QOS_DLS_SUPPORT //
 264
 265                 if (INFRA_ON(pAd) &&
 266                         (!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_NIC_NOT_EXIST)))
 267                 {
 268                         MLME_DISASSOC_REQ_STRUCT        DisReq;
 269                         MLME_QUEUE_ELEM *MsgElem = (MLME_QUEUE_ELEM *) kmalloc(sizeof(MLME_QUEUE_ELEM), MEM_ALLOC_FLAG);
 270
 271                         COPY_MAC_ADDR(DisReq.Addr, pAd->CommonCfg.Bssid);
 272                         DisReq.Reason =  REASON_DEAUTH_STA_LEAVING;
 273
 274                         MsgElem->Machine = ASSOC_STATE_MACHINE;
 275                         MsgElem->MsgType = MT2_MLME_DISASSOC_REQ;
 276                         MsgElem->MsgLen = sizeof(MLME_DISASSOC_REQ_STRUCT);
 277                         NdisMoveMemory(MsgElem->Msg, &DisReq, sizeof(MLME_DISASSOC_REQ_STRUCT));
 278
 279                         // Prevent to connect AP again in STAMlmePeriodicExec
 280                         pAd->MlmeAux.AutoReconnectSsidLen= 32;
 281                         NdisZeroMemory(pAd->MlmeAux.AutoReconnectSsid, pAd->MlmeAux.AutoReconnectSsidLen);
 282
 283                         pAd->Mlme.CntlMachine.CurrState = CNTL_WAIT_OID_DISASSOC;
 284                         MlmeDisassocReqAction(pAd, MsgElem);
 285                         kfree(MsgElem);
 286
 287                         RTMPusecDelay(1000);
 288                 }
 289
 290
 291 #ifdef CCX_SUPPORT
 292                 RTMPCancelTimer(&pAd->StaCfg.LeapAuthTimer, &Cancelled);
 293 #endif
 294
 295                 RTMPCancelTimer(&pAd->StaCfg.StaQuickResponeForRateUpTimer, &Cancelled);
 296                 RTMPCancelTimer(&pAd->StaCfg.WpaDisassocAndBlockAssocTimer, &Cancelled);
 297
 298 #ifdef WPA_SUPPLICANT_SUPPORT
 299 #ifndef NATIVE_WPA_SUPPLICANT_SUPPORT
 300                 {
 301                         union iwreq_data    wrqu;
 302                         // send wireless event to wpa_supplicant for infroming interface down.
 303                         memset(&wrqu, 0, sizeof(wrqu));
 304                         wrqu.data.flags = RT_INTERFACE_DOWN;
 305                         wireless_send_event(pAd->net_dev, IWEVCUSTOM, &wrqu, NULL);
 306                 }
 307 #endif // NATIVE_WPA_SUPPLICANT_SUPPORT //
 308 #endif // WPA_SUPPLICANT_SUPPORT //
 309
 310                 MlmeRadioOff(pAd);
 311                 pAd->bPCIclkOff = FALSE;
 312         }
 313 #endif // CONFIG_STA_SUPPORT //
 314
 315         RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS);
 316
 317         for (i = 0 ; i < NUM_OF_TX_RING; i++)
 318         {
 319                 while (pAd->DeQueueRunning[i] == TRUE)
 320                 {
 321                         printk("Waiting for TxQueue[%d] done..........\n", i);
 322                         RTMPusecDelay(1000);
 323                 }
 324         }
 325
 326         // Stop Mlme state machine
 327         MlmeHalt(pAd);
 328
 329         // Close kernel threads or tasklets
 330         kill_thread_task(pAd);
 331
 332
 333 #ifdef CONFIG_STA_SUPPORT
 334         IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
 335         {
 336                 MacTableReset(pAd);
 337         }
 338 #endif // CONFIG_STA_SUPPORT //
 339
 340
 341         MeasureReqTabExit(pAd);
 342         TpcReqTabExit(pAd);
 343
 344
 345         if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_INTERRUPT_ACTIVE))
 346         {
 347                 NICDisableInterrupt(pAd);
 348         }
 349
 350         // Disable Rx, register value supposed will remain after reset
 351         NICIssueReset(pAd);
 352
 353         // Free IRQ
 354         if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_INTERRUPT_IN_USE))
 355         {
 356                 // Deregister interrupt function
 357                 RT28XX_IRQ_RELEASE(net_dev)
 358                 RTMP_CLEAR_FLAG(pAd, fRTMP_ADAPTER_INTERRUPT_IN_USE);
 359         }
 360
 361
 362         // Free Ring or USB buffers
 363         RTMPFreeTxRxRingMemory(pAd);
 364
 365         RTMP_CLEAR_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS);
 366
 367 #ifdef DOT11_N_SUPPORT
 368         // Free BA reorder resource
 369         ba_reordering_resource_release(pAd);
 370 #endif // DOT11_N_SUPPORT //
 371
 372
 373         RTMP_CLEAR_FLAG(pAd, fRTMP_ADAPTER_START_UP);
 374
 375         return 0; // close ok
 376 } /* End of rt28xx_close */
 377
 378 static int rt28xx_init(IN struct net_device *net_dev)
 379 {
 380         PRTMP_ADAPTER                   pAd = (PRTMP_ADAPTER)net_dev->ml_priv;
 381         UINT                                    index;
 382         UCHAR                                   TmpPhy;
 383         NDIS_STATUS                             Status;
 384         UINT32          MacCsr0 = 0;
 385
 386
 387 #ifdef DOT11_N_SUPPORT
 388         // Allocate BA Reordering memory
 389         ba_reordering_resource_init(pAd, MAX_REORDERING_MPDU_NUM);
 390 #endif // DOT11_N_SUPPORT //
 391
 392         // Make sure MAC gets ready.
 393         index = 0;
 394         do
 395         {
 396                 RTMP_IO_READ32(pAd, MAC_CSR0, &MacCsr0);
 397                 pAd->MACVersion = MacCsr0;
 398
 399                 if ((pAd->MACVersion != 0x00) && (pAd->MACVersion != 0xFFFFFFFF))
 400                         break;
 401
 402                 RTMPusecDelay(10);
 403         } while (index++ < 100);
 404
 405         DBGPRINT(RT_DEBUG_TRACE, ("MAC_CSR0  [ Ver:Rev=0x%08x]\n", pAd->MACVersion));
 406
 407         // Disable DMA
 408         RT28XXDMADisable(pAd);
 409
 410
 411         // Load 8051 firmware
 412         Status = NICLoadFirmware(pAd);
 413         if (Status != NDIS_STATUS_SUCCESS)
 414         {
 415                 DBGPRINT_ERR(("NICLoadFirmware failed, Status[=0x%08x]\n", Status));
 416                 goto err1;
 417         }
 418
 419         NICLoadRateSwitchingParams(pAd);
 420
 421         // Disable interrupts here which is as soon as possible
 422         // This statement should never be true. We might consider to remove it later
 423         if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_INTERRUPT_ACTIVE))
 424         {
 425                 NICDisableInterrupt(pAd);
 426         }
 427
 428         Status = RTMPAllocTxRxRingMemory(pAd);
 429         if (Status != NDIS_STATUS_SUCCESS)
 430         {
 431                 DBGPRINT_ERR(("RTMPAllocDMAMemory failed, Status[=0x%08x]\n", Status));
 432                 goto err1;
 433         }
 434
 435         RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_INTERRUPT_IN_USE);
 436
 437         // initialize MLME
 438         //
 439
 440         Status = MlmeInit(pAd);
 441         if (Status != NDIS_STATUS_SUCCESS)
 442         {
 443                 DBGPRINT_ERR(("MlmeInit failed, Status[=0x%08x]\n", Status));
 444                 goto err2;
 445         }
 446
 447         // Initialize pAd->StaCfg, pAd->ApCfg, pAd->CommonCfg to manufacture default
 448         //
 449         UserCfgInit(pAd);
 450
 451
 452         RT28XX_TASK_THREAD_INIT(pAd, Status);
 453         if (Status != NDIS_STATUS_SUCCESS)
 454                 goto err1;
 455
 456         CfgInitHook(pAd);
 457
 458
 459 #ifdef BLOCK_NET_IF
 460         initblockQueueTab(pAd);
 461 #endif // BLOCK_NET_IF //
 462
 463 #ifdef CONFIG_STA_SUPPORT
 464         IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
 465                 NdisAllocateSpinLock(&pAd->MacTabLock);
 466 #endif // CONFIG_STA_SUPPORT //
 467
 468         MeasureReqTabInit(pAd);
 469         TpcReqTabInit(pAd);
 470
 471         //
 472         // Init the hardware, we need to init asic before read registry, otherwise mac register will be reset
 473         //
 474         Status = NICInitializeAdapter(pAd, TRUE);
 475         if (Status != NDIS_STATUS_SUCCESS)
 476         {
 477                 DBGPRINT_ERR(("NICInitializeAdapter failed, Status[=0x%08x]\n", Status));
 478                 if (Status != NDIS_STATUS_SUCCESS)
 479                 goto err3;
 480         }
 481
 482         // Read parameters from Config File
 483         Status = RTMPReadParametersHook(pAd);
 484
 485         printk("1. Phy Mode = %d\n", pAd->CommonCfg.PhyMode);
 486         if (Status != NDIS_STATUS_SUCCESS)
 487         {
 488                 DBGPRINT_ERR(("NICReadRegParameters failed, Status[=0x%08x]\n",Status));
 489                 goto err4;
 490         }
 491
 492
 493
 494         //Init Ba Capability parameters.
 495 #ifdef DOT11_N_SUPPORT
 496         pAd->CommonCfg.DesiredHtPhy.MpduDensity = (UCHAR)pAd->CommonCfg.BACapability.field.MpduDensity;
 497         pAd->CommonCfg.DesiredHtPhy.AmsduEnable = (USHORT)pAd->CommonCfg.BACapability.field.AmsduEnable;
 498         pAd->CommonCfg.DesiredHtPhy.AmsduSize = (USHORT)pAd->CommonCfg.BACapability.field.AmsduSize;
 499         pAd->CommonCfg.DesiredHtPhy.MimoPs = (USHORT)pAd->CommonCfg.BACapability.field.MMPSmode;
 500         // UPdata to HT IE
 501         pAd->CommonCfg.HtCapability.HtCapInfo.MimoPs = (USHORT)pAd->CommonCfg.BACapability.field.MMPSmode;
 502         pAd->CommonCfg.HtCapability.HtCapInfo.AMsduSize = (USHORT)pAd->CommonCfg.BACapability.field.AmsduSize;
 503         pAd->CommonCfg.HtCapability.HtCapParm.MpduDensity = (UCHAR)pAd->CommonCfg.BACapability.field.MpduDensity;
 504 #endif // DOT11_N_SUPPORT //
 505
 506         printk("2. Phy Mode = %d\n", pAd->CommonCfg.PhyMode);
 507
 508         // We should read EEPROM for all cases.  rt2860b
 509         NICReadEEPROMParameters(pAd, mac);
 510
 511         printk("3. Phy Mode = %d\n", pAd->CommonCfg.PhyMode);
 512
 513         NICInitAsicFromEEPROM(pAd); //rt2860b
 514
 515         // Set PHY to appropriate mode
 516         TmpPhy = pAd->CommonCfg.PhyMode;
 517         pAd->CommonCfg.PhyMode = 0xff;
 518         RTMPSetPhyMode(pAd, TmpPhy);
 519 #ifdef DOT11_N_SUPPORT
 520         SetCommonHT(pAd);
 521 #endif // DOT11_N_SUPPORT //
 522
 523         // No valid channels.
 524         if (pAd->ChannelListNum == 0)
 525         {
 526                 printk("Wrong configuration. No valid channel found. Check \"ContryCode\" and \"ChannelGeography\" setting.\n");
 527                 goto err4;
 528         }
 529
 530 #ifdef DOT11_N_SUPPORT
 531         printk("MCS Set = %02x %02x %02x %02x %02x\n", pAd->CommonCfg.HtCapability.MCSSet[0],
 532            pAd->CommonCfg.HtCapability.MCSSet[1], pAd->CommonCfg.HtCapability.MCSSet[2],
 533            pAd->CommonCfg.HtCapability.MCSSet[3], pAd->CommonCfg.HtCapability.MCSSet[4]);
 534 #endif // DOT11_N_SUPPORT //
 535
 536 #ifdef IKANOS_VX_1X0
 537         VR_IKANOS_FP_Init(pAd->ApCfg.BssidNum, pAd->PermanentAddress);
 538 #endif // IKANOS_VX_1X0 //
 539
 540                 //
 541         // Initialize RF register to default value
 542         //
 543         AsicSwitchChannel(pAd, pAd->CommonCfg.Channel, FALSE);
 544         AsicLockChannel(pAd, pAd->CommonCfg.Channel);
 545
 546         // 8051 firmware require the signal during booting time.
 547         AsicSendCommandToMcu(pAd, 0x72, 0xFF, 0x00, 0x00);
 548
 549         if (pAd && (Status != NDIS_STATUS_SUCCESS))
 550         {
 551                 //
 552                 // Undo everything if it failed
 553                 //
 554                 if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_INTERRUPT_IN_USE))
 555                 {
 556                         RTMP_CLEAR_FLAG(pAd, fRTMP_ADAPTER_INTERRUPT_IN_USE);
 557                 }
 558         }
 559         else if (pAd)
 560         {
 561                 // Microsoft HCT require driver send a disconnect event after driver initialization.
 562                 OPSTATUS_CLEAR_FLAG(pAd, fOP_STATUS_MEDIA_STATE_CONNECTED);
 563                 RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_MEDIA_STATE_CHANGE);
 564                 DBGPRINT(RT_DEBUG_TRACE, ("NDIS_STATUS_MEDIA_DISCONNECT Event B!\n"));
 565
 566
 567         }// end of else
 568
 569
 570         DBGPRINT_S(Status, ("<==== RTMPInitialize, Status=%x\n", Status));
 571
 572         return TRUE;
 573
 574
 575 err4:
 576 err3:
 577         MlmeHalt(pAd);
 578 err2:
 579         RTMPFreeTxRxRingMemory(pAd);
 580 err1:
 581
 582 #ifdef DOT11_N_SUPPORT
 583         os_free_mem(pAd, pAd->mpdu_blk_pool.mem); // free BA pool
 584 #endif // DOT11_N_SUPPORT //
 585         RT28XX_IRQ_RELEASE(net_dev);
 586
 587         // shall not set ml_priv to NULL here because the ml_priv didn't been free yet.
 588         //net_dev->ml_priv = 0;
 589 #ifdef INF_AMAZON_SE
 590 err0:
 591 #endif // INF_AMAZON_SE //
 592         printk("!!! %s Initialized fail !!!\n", RT28xx_CHIP_NAME);
 593         return FALSE;
 594 } /* End of rt28xx_init */
 595
 596
 597 /*
 598 ========================================================================
 599 Routine Description:
 600     Open raxx interface.
 601
 602 Arguments:
 603         *net_dev                        the raxx interface pointer
 604
 605 Return Value:
 606     0                                   Open OK
 607         otherwise                       Open Fail
 608
 609 Note:
 610 ========================================================================
 611 */
 612 int rt28xx_open(IN PNET_DEV dev)
 613 {
 614         struct net_device * net_dev = (struct net_device *)dev;
 615         PRTMP_ADAPTER pAd = net_dev->ml_priv;
 616         int retval = 0;
 617         POS_COOKIE pObj;
 618
 619
 620         // Sanity check for pAd
 621         if (pAd == NULL)
 622         {
 623                 /* if 1st open fail, pAd will be free;
 624                    So the net_dev->ml_priv will be NULL in 2rd open */
 625                 return -1;
 626         }
 627
 628 #ifdef CONFIG_APSTA_MIXED_SUPPORT
 629         if (pAd->OpMode == OPMODE_AP)
 630         {
 631                 CW_MAX_IN_BITS = 6;
 632         }
 633         else if (pAd->OpMode == OPMODE_STA)
 634         {
 635                 CW_MAX_IN_BITS = 10;
 636         }
 637
 638 #if WIRELESS_EXT >= 12
 639         if (net_dev->priv_flags == INT_MAIN)
 640         {
 641                 if (pAd->OpMode == OPMODE_AP)
 642                         net_dev->wireless_handlers = (struct iw_handler_def *) &rt28xx_ap_iw_handler_def;
 643                 else if (pAd->OpMode == OPMODE_STA)
 644                         net_dev->wireless_handlers = (struct iw_handler_def *) &rt28xx_iw_handler_def;
 645         }
 646 #endif // WIRELESS_EXT >= 12 //
 647 #endif // CONFIG_APSTA_MIXED_SUPPORT //
 648
 649         // Init
 650         pObj = (POS_COOKIE)pAd->OS_Cookie;
 651
 652         // reset Adapter flags
 653         RTMP_CLEAR_FLAGS(pAd);
 654
 655         // Request interrupt service routine for PCI device
 656         // register the interrupt routine with the os
 657         RT28XX_IRQ_REQUEST(net_dev);
 658
 659
 660         // Init BssTab & ChannelInfo tabbles for auto channel select.
 661
 662
 663         // Chip & other init
 664         if (rt28xx_init(net_dev) == FALSE)
 665                 goto err;
 666
 667 #ifdef CONFIG_STA_SUPPORT
 668         IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
 669         {
 670                 NdisZeroMemory(pAd->StaCfg.dev_name, 16);
 671                 NdisMoveMemory(pAd->StaCfg.dev_name, net_dev->name, strlen(net_dev->name));
 672         }
 673 #endif // CONFIG_STA_SUPPORT //
 674
 675         // Set up the Mac address
 676         NdisMoveMemory(net_dev->dev_addr, (void *) pAd->CurrentAddress, 6);
 677
 678         // Init IRQ parameters
 679         RT28XX_IRQ_INIT(pAd);
 680
 681         // Various AP function init
 682
 683 #ifdef CONFIG_STA_SUPPORT
 684         IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
 685         {
 686 #ifdef WPA_SUPPLICANT_SUPPORT
 687 #ifndef NATIVE_WPA_SUPPLICANT_SUPPORT
 688                 {
 689                         union iwreq_data    wrqu;
 690                         // send wireless event to wpa_supplicant for infroming interface down.
 691                         memset(&wrqu, 0, sizeof(wrqu));
 692                         wrqu.data.flags = RT_INTERFACE_UP;
 693                         wireless_send_event(pAd->net_dev, IWEVCUSTOM, &wrqu, NULL);
 694                 }
 695 #endif // NATIVE_WPA_SUPPLICANT_SUPPORT //
 696 #endif // WPA_SUPPLICANT_SUPPORT //
 697
 698         }
 699 #endif // CONFIG_STA_SUPPORT //
 700
 701         // Enable Interrupt
 702         RT28XX_IRQ_ENABLE(pAd);
 703
 704         // Now Enable RxTx
 705         RTMPEnableRxTx(pAd);
 706         RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_START_UP);
 707
 708         {
 709         UINT32 reg = 0;
 710         RTMP_IO_READ32(pAd, 0x1300, &reg);  // clear garbage interrupts
 711         printk("0x1300 = %08x\n", reg);
 712         }
 713
 714 #ifdef CONFIG_STA_SUPPORT
 715         IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
 716         RTMPInitPCIeLinkCtrlValue(pAd);
 717 #endif // CONFIG_STA_SUPPORT //
 718
 719         return (retval);
 720
 721 err:
 722         return (-1);
 723 } /* End of rt28xx_open */
 724
 725 static const struct net_device_ops rt2860_netdev_ops = {
 726         .ndo_open               = MainVirtualIF_open,
 727         .ndo_stop               = MainVirtualIF_close,
 728         .ndo_do_ioctl           = rt28xx_ioctl,
 729         .ndo_get_stats          = RT28xx_get_ether_stats,
 730         .ndo_validate_addr      = NULL,
 731         .ndo_set_mac_address    = eth_mac_addr,
 732         .ndo_change_mtu         = eth_change_mtu,
 733 #ifdef IKANOS_VX_1X0
 734         .ndo_start_xmit         = IKANOS_DataFramesTx,
 735 #else
 736         .ndo_start_xmit         = rt28xx_send_packets,
 737 #endif
 738 };
 739
 740 /* Must not be called for mdev and apdev */
 741 static NDIS_STATUS rt_ieee80211_if_setup(struct net_device *dev, PRTMP_ADAPTER pAd)
 742 {
 743         NDIS_STATUS Status;
 744         INT     i=0;
 745         CHAR    slot_name[IFNAMSIZ];
 746         struct net_device   *device;
 747
 748
 749         //ether_setup(dev);
 750
 751 #ifdef CONFIG_STA_SUPPORT
 752 #if WIRELESS_EXT >= 12
 753         if (pAd->OpMode == OPMODE_STA)
 754         {
 755                 dev->wireless_handlers = &rt28xx_iw_handler_def;
 756         }
 757 #endif //WIRELESS_EXT >= 12
 758 #endif // CONFIG_STA_SUPPORT //
 759
 760 #ifdef CONFIG_APSTA_MIXED_SUPPORT
 761 #if WIRELESS_EXT >= 12
 762         if (pAd->OpMode == OPMODE_AP)
 763         {
 764                 dev->wireless_handlers = &rt28xx_ap_iw_handler_def;
 765         }
 766 #endif //WIRELESS_EXT >= 12
 767 #endif // CONFIG_APSTA_MIXED_SUPPORT //
 768
 769 #if WIRELESS_EXT < 21
 770                 dev->get_wireless_stats = rt28xx_get_wireless_stats;
 771 #endif
 772         dev->priv_flags = INT_MAIN;
 773         dev->netdev_ops = &rt2860_netdev_ops;
 774         // find available device name
 775         for (i = 0; i < 8; i++)
 776         {
 777 #ifdef MULTIPLE_CARD_SUPPORT
 778                 if (pAd->MC_RowID >= 0)
 779                         sprintf(slot_name, "ra%02d_%d", pAd->MC_RowID, i);
 780                 else
 781 #endif // MULTIPLE_CARD_SUPPORT //
 782                 sprintf(slot_name, "ra%d", i);
 783
 784                 device = dev_get_by_name(dev_net(dev), slot_name);
 785                 if (device != NULL)
 786                         dev_put(device);
 787
 788                 if (device == NULL)
 789                         break;
 790         }
 791
 792         if(i == 8)
 793         {
 794                 DBGPRINT(RT_DEBUG_ERROR, ("No available slot name\n"));
 795                 Status = NDIS_STATUS_FAILURE;
 796         }
 797         else
 798         {
 799 #ifdef MULTIPLE_CARD_SUPPORT
 800                 if (pAd->MC_RowID >= 0)
 801                 sprintf(dev->name, "ra%02d_%d", pAd->MC_RowID, i);
 802                 else
 803 #endif // MULTIPLE_CARD_SUPPORT //
 804                 sprintf(dev->name, "ra%d", i);
 805                 Status = NDIS_STATUS_SUCCESS;
 806         }
 807
 808         return Status;
 809
 810 }
 811
 812
 813 #ifdef MULTIPLE_CARD_SUPPORT
 814 /*
 815 ========================================================================
 816 Routine Description:
 817     Get card profile path.
 818
 819 Arguments:
 820     pAd
 821
 822 Return Value:
 823     TRUE                - Find a card profile
 824         FALSE           - use default profile
 825
 826 Note:
 827 ========================================================================
 828 */
 829 extern INT RTMPGetKeyParameter(
 830     IN  PCHAR   key,
 831     OUT PCHAR   dest,
 832     IN  INT     destsize,
 833     IN  PCHAR   buffer);
 834
 835 BOOLEAN RTMP_CardInfoRead(
 836         IN      PRTMP_ADAPTER pAd)
 837 {
 838 #define MC_SELECT_CARDID                0       /* use CARD ID (0 ~ 31) to identify different cards */
 839 #define MC_SELECT_MAC                   1       /* use CARD MAC to identify different cards */
 840 #define MC_SELECT_CARDTYPE              2       /* use CARD type (abgn or bgn) to identify different cards */
 841
 842 #define LETTER_CASE_TRANSLATE(txt_p, card_id)                   \
 843         {       UINT32 _len; char _char;                                                \
 844                 for(_len=0; _len<strlen(card_id); _len++) {             \
 845                         _char = *(txt_p + _len);                                        \
 846                         if (('A' <= _char) && (_char <= 'Z'))           \
 847                                 *(txt_p+_len) = 'a'+(_char-'A');                \
 848                 } }
 849
 850         struct file *srcf;
 851         INT retval, orgfsuid, orgfsgid;
 852         mm_segment_t orgfs;
 853         CHAR *buffer, *tmpbuf, card_id_buf[30], RFIC_word[30];
 854         BOOLEAN flg_match_ok = FALSE;
 855         INT32 card_select_method;
 856         INT32 card_free_id, card_nouse_id, card_same_mac_id, card_match_id;
 857         EEPROM_ANTENNA_STRUC antenna;
 858         USHORT addr01, addr23, addr45;
 859         UINT8 mac[6];
 860         UINT32 data, card_index;
 861         UCHAR *start_ptr;
 862
 863
 864         // init
 865         buffer = kmalloc(MAX_INI_BUFFER_SIZE, MEM_ALLOC_FLAG);
 866         if (buffer == NULL)
 867         return FALSE;
 868
 869         tmpbuf = kmalloc(MAX_PARAM_BUFFER_SIZE, MEM_ALLOC_FLAG);
 870         if(tmpbuf == NULL)
 871         {
 872                 kfree(buffer);
 873         return NDIS_STATUS_FAILURE;
 874         }
 875
 876         orgfsuid = current->fsuid;
 877         orgfsgid = current->fsgid;
 878         current->fsuid = current->fsgid = 0;
 879     orgfs = get_fs();
 880     set_fs(KERNEL_DS);
 881
 882         // get RF IC type
 883         RTMP_IO_READ32(pAd, E2PROM_CSR, &data);
 884
 885         if ((data & 0x30) == 0)
 886                 pAd->EEPROMAddressNum = 6;      // 93C46
 887         else if ((data & 0x30) == 0x10)
 888                 pAd->EEPROMAddressNum = 8;      // 93C66
 889         else
 890                 pAd->EEPROMAddressNum = 8;      // 93C86
 891
 892         RT28xx_EEPROM_READ16(pAd, EEPROM_NIC1_OFFSET, antenna.word);
 893
 894         if ((antenna.field.RfIcType == RFIC_2850) ||
 895                 (antenna.field.RfIcType == RFIC_2750))
 896         {
 897                 /* ABGN card */
 898                 strcpy(RFIC_word, "abgn");
 899         }
 900         else
 901         {
 902                 /* BGN card */
 903                 strcpy(RFIC_word, "bgn");
 904         }
 905
 906         // get MAC address
 907         RT28xx_EEPROM_READ16(pAd, 0x04, addr01);
 908         RT28xx_EEPROM_READ16(pAd, 0x06, addr23);
 909         RT28xx_EEPROM_READ16(pAd, 0x08, addr45);
 910
 911         mac[0] = (UCHAR)(addr01 & 0xff);
 912         mac[1] = (UCHAR)(addr01 >> 8);
 913         mac[2] = (UCHAR)(addr23 & 0xff);
 914         mac[3] = (UCHAR)(addr23 >> 8);
 915         mac[4] = (UCHAR)(addr45 & 0xff);
 916         mac[5] = (UCHAR)(addr45 >> 8);
 917
 918         // open card information file
 919         srcf = filp_open(CARD_INFO_PATH, O_RDONLY, 0);
 920         if (IS_ERR(srcf))
 921         {
 922                 /* card information file does not exist */
 923                         DBGPRINT(RT_DEBUG_TRACE,
 924                                 ("--> Error %ld opening %s\n", -PTR_ERR(srcf), CARD_INFO_PATH));
 925                 return FALSE;
 926         }
 927
 928         if (srcf->f_op && srcf->f_op->read)
 929         {
 930                 /* card information file exists so reading the card information */
 931                 memset(buffer, 0x00, MAX_INI_BUFFER_SIZE);
 932                 retval = srcf->f_op->read(srcf, buffer, MAX_INI_BUFFER_SIZE, &srcf->f_pos);
 933                 if (retval < 0)
 934                 {
 935                         /* read fail */
 936                                 DBGPRINT(RT_DEBUG_TRACE,
 937                                         ("--> Read %s error %d\n", CARD_INFO_PATH, -retval));
 938                 }
 939                 else
 940                 {
 941                         /* get card selection method */
 942                         memset(tmpbuf, 0x00, MAX_PARAM_BUFFER_SIZE);
 943                         card_select_method = MC_SELECT_CARDTYPE; // default
 944
 945                         if (RTMPGetKeyParameter("SELECT", tmpbuf, 256, buffer))
 946                         {
 947                                 if (strcmp(tmpbuf, "CARDID") == 0)
 948                                         card_select_method = MC_SELECT_CARDID;
 949                                 else if (strcmp(tmpbuf, "MAC") == 0)
 950                                         card_select_method = MC_SELECT_MAC;
 951                                 else if (strcmp(tmpbuf, "CARDTYPE") == 0)
 952                                         card_select_method = MC_SELECT_CARDTYPE;
 953                         }
 954
 955                         DBGPRINT(RT_DEBUG_TRACE,
 956                                         ("MC> Card Selection = %d\n", card_select_method));
 957
 958                         // init
 959                         card_free_id = -1;
 960                         card_nouse_id = -1;
 961                         card_same_mac_id = -1;
 962                         card_match_id = -1;
 963
 964                         // search current card information records
 965                         for(card_index=0;
 966                                 card_index<MAX_NUM_OF_MULTIPLE_CARD;
 967                                 card_index++)
 968                         {
 969                                 if ((*(UINT32 *)&MC_CardMac[card_index][0] == 0) &&
 970                                         (*(UINT16 *)&MC_CardMac[card_index][4] == 0))
 971                                 {
 972                                         // MAC is all-0 so the entry is available
 973                                         MC_CardUsed[card_index] = 0;
 974
 975                                         if (card_free_id < 0)
 976                                                 card_free_id = card_index; // 1st free entry
 977                                 }
 978                                 else
 979                                 {
 980                                         if (memcmp(MC_CardMac[card_index], mac, 6) == 0)
 981                                         {
 982                                                 // we find the entry with same MAC
 983                                                 if (card_same_mac_id < 0)
 984                                                         card_same_mac_id = card_index; // 1st same entry
 985                                         }
 986                                         else
 987                                         {
 988                                                 // MAC is not all-0 but used flag == 0
 989                                                 if ((MC_CardUsed[card_index] == 0) &&
 990                                                         (card_nouse_id < 0))
 991                                                 {
 992                                                         card_nouse_id = card_index; // 1st available entry
 993                                                 }
 994                                         }
 995                                 }
 996                         }
 997
 998                         DBGPRINT(RT_DEBUG_TRACE,
 999                                         ("MC> Free = %d, Same = %d, NOUSE = %d\n",
1000                                         card_free_id, card_same_mac_id, card_nouse_id));
1001
1002                         if ((card_same_mac_id >= 0) &&
1003                                 ((card_select_method == MC_SELECT_CARDID) ||
1004                                 (card_select_method == MC_SELECT_CARDTYPE)))
1005                         {
1006                                 // same MAC entry is found
1007                                 card_match_id = card_same_mac_id;
1008
1009                                 if (card_select_method == MC_SELECT_CARDTYPE)
1010                                 {
1011                                         // for CARDTYPE
1012                                         sprintf(card_id_buf, "%02dCARDTYPE%s",
1013                                                         card_match_id, RFIC_word);
1014
1015                                         if ((start_ptr=rtstrstruncasecmp(buffer, card_id_buf)) != NULL)
1016                                         {
1017                                                 // we found the card ID
1018                                                 LETTER_CASE_TRANSLATE(start_ptr, card_id_buf);
1019                                         }
1020                                 }
1021                         }
1022                         else
1023                         {
1024                                 // the card is 1st plug-in, try to find the match card profile
1025                                 switch(card_select_method)
1026                                 {
1027                                         case MC_SELECT_CARDID: // CARDID
1028                                         default:
1029                                                 if (card_free_id >= 0)
1030                                                         card_match_id = card_free_id;
1031                                                 else
1032                                                         card_match_id = card_nouse_id;
1033                                                 break;
1034
1035                                         case MC_SELECT_MAC: // MAC
1036                                                 sprintf(card_id_buf, "MAC%02x:%02x:%02x:%02x:%02x:%02x",
1037                                                                 mac[0], mac[1], mac[2],
1038                                                                 mac[3], mac[4], mac[5]);
1039
1040                                                 /* try to find the key word in the card file */
1041                                                 if ((start_ptr=rtstrstruncasecmp(buffer, card_id_buf)) != NULL)
1042                                                 {
1043                                                         LETTER_CASE_TRANSLATE(start_ptr, card_id_buf);
1044
1045                                                         /* get the row ID (2 ASCII characters) */
1046                                                         start_ptr -= 2;
1047                                                         card_id_buf[0] = *(start_ptr);
1048                                                         card_id_buf[1] = *(start_ptr+1);
1049                                                         card_id_buf[2] = 0x00;
1050
1051                                                         card_match_id = simple_strtol(card_id_buf, 0, 10);
1052                                                 }
1053                                                 break;
1054
1055                                         case MC_SELECT_CARDTYPE: // CARDTYPE
1056                                                 card_nouse_id = -1;
1057
1058                                                 for(card_index=0;
1059                                                         card_index<MAX_NUM_OF_MULTIPLE_CARD;
1060                                                         card_index++)
1061                                                 {
1062                                                         sprintf(card_id_buf, "%02dCARDTYPE%s",
1063                                                                         card_index, RFIC_word);
1064
1065                                                         if ((start_ptr=rtstrstruncasecmp(buffer,
1066                                                                                                                 card_id_buf)) != NULL)
1067                                                         {
1068                                                                 LETTER_CASE_TRANSLATE(start_ptr, card_id_buf);
1069
1070                                                                 if (MC_CardUsed[card_index] == 0)
1071                                                                 {
1072                                                                         /* current the card profile is not used */
1073                                                                         if ((*(UINT32 *)&MC_CardMac[card_index][0] == 0) &&
1074                                                                                 (*(UINT16 *)&MC_CardMac[card_index][4] == 0))
1075                                                                         {
1076                                                                                 // find it and no previous card use it
1077                                                                                 card_match_id = card_index;
1078                                                                                 break;
1079                                                                         }
1080                                                                         else
1081                                                                         {
1082                                                                                 // ever a card use it
1083                                                                                 if (card_nouse_id < 0)
1084                                                                                         card_nouse_id = card_index;
1085                                                                         }
1086                                                                 }
1087                                                         }
1088                                                 }
1089
1090                                                 // if not find a free one, use the available one
1091                                                 if (card_match_id < 0)
1092                                                         card_match_id = card_nouse_id;
1093                                                 break;
1094                                 }
1095                         }
1096
1097                         if (card_match_id >= 0)
1098                         {
1099                                 // make up search keyword
1100                                 switch(card_select_method)
1101                                 {
1102                                         case MC_SELECT_CARDID: // CARDID
1103                                                 sprintf(card_id_buf, "%02dCARDID", card_match_id);
1104                                                 break;
1105
1106                                         case MC_SELECT_MAC: // MAC
1107                                                 sprintf(card_id_buf,
1108                                                                 "%02dmac%02x:%02x:%02x:%02x:%02x:%02x",
1109                                                                 card_match_id,
1110                                                                 mac[0], mac[1], mac[2],
1111                                                                 mac[3], mac[4], mac[5]);
1112                                                 break;
1113
1114                                         case MC_SELECT_CARDTYPE: // CARDTYPE
1115                                         default:
1116                                                 sprintf(card_id_buf, "%02dcardtype%s",
1117                                                                 card_match_id, RFIC_word);
1118                                                 break;
1119                                 }
1120
1121                                 DBGPRINT(RT_DEBUG_TRACE, ("Search Keyword = %s\n", card_id_buf));
1122
1123                                 // read card file path
1124                                 if (RTMPGetKeyParameter(card_id_buf, tmpbuf, 256, buffer))
1125                                 {
1126                                         if (strlen(tmpbuf) < sizeof(pAd->MC_FileName))
1127                                         {
1128                                                 // backup card information
1129                                                 pAd->MC_RowID = card_match_id; /* base 0 */
1130                                                 MC_CardUsed[card_match_id] = 1;
1131                                                 memcpy(MC_CardMac[card_match_id], mac, sizeof(mac));
1132
1133                                                 // backup card file path
1134                                                 NdisMoveMemory(pAd->MC_FileName, tmpbuf , strlen(tmpbuf));
1135                                                 pAd->MC_FileName[strlen(tmpbuf)] = '\0';
1136                                                 flg_match_ok = TRUE;
1137
1138                                                 DBGPRINT(RT_DEBUG_TRACE,
1139                                                                 ("Card Profile Name = %s\n", pAd->MC_FileName));
1140                                         }
1141                                         else
1142                                         {
1143                                                 DBGPRINT(RT_DEBUG_ERROR,
1144                                                                 ("Card Profile Name length too large!\n"));
1145                                         }
1146                                 }
1147                                 else
1148                                 {
1149                                         DBGPRINT(RT_DEBUG_ERROR,
1150                                                         ("Can not find search key word in card.dat!\n"));
1151                                 }
1152
1153                                 if ((flg_match_ok != TRUE) &&
1154                                         (card_match_id < MAX_NUM_OF_MULTIPLE_CARD))
1155                                 {
1156                                         MC_CardUsed[card_match_id] = 0;
1157                                         memset(MC_CardMac[card_match_id], 0, sizeof(mac));
1158                                 }
1159                         } // if (card_match_id >= 0)
1160                 }
1161         }
1162
1163         // close file
1164         retval = filp_close(srcf, NULL);
1165         set_fs(orgfs);
1166         current->fsuid = orgfsuid;
1167         current->fsgid = orgfsgid;
1168         kfree(buffer);
1169         kfree(tmpbuf);
1170         return flg_match_ok;
1171 }
1172 #endif // MULTIPLE_CARD_SUPPORT //
1173
1174
1175 /*
1176 ========================================================================
1177 Routine Description:
1178     Probe RT28XX chipset.
1179
1180 Arguments:
1181     _dev_p                              Point to the PCI or USB device
1182         _dev_id_p                       Point to the PCI or USB device ID
1183
1184 Return Value:
1185     0                                   Probe OK
1186         -ENODEV                         Probe Fail
1187
1188 Note:
1189 ========================================================================
1190 */
1191 INT __devinit   rt28xx_probe(
1192     IN  void *_dev_p,
1193     IN  void *_dev_id_p,
1194         IN  UINT argc,
1195         OUT PRTMP_ADAPTER *ppAd)
1196 {
1197     struct  net_device  *net_dev;
1198     PRTMP_ADAPTER       pAd = (PRTMP_ADAPTER) NULL;
1199     INT                 status;
1200         PVOID                           handle;
1201         struct pci_dev *dev_p = (struct pci_dev *)_dev_p;
1202
1203
1204 #ifdef CONFIG_STA_SUPPORT
1205     DBGPRINT(RT_DEBUG_TRACE, ("STA Driver version-%s\n", STA_DRIVER_VERSION));
1206 #endif // CONFIG_STA_SUPPORT //
1207
1208     net_dev = alloc_etherdev(sizeof(PRTMP_ADAPTER));
1209     if (net_dev == NULL)
1210     {
1211         printk("alloc_netdev failed\n");
1212
1213         goto err_out;
1214     }
1215
1216         netif_stop_queue(net_dev);
1217 #ifdef NATIVE_WPA_SUPPLICANT_SUPPORT
1218 /* for supporting Network Manager */
1219 /* Set the sysfs physical device reference for the network logical device
1220  * if set prior to registration will cause a symlink during initialization.
1221  */
1222     SET_NETDEV_DEV(net_dev, &(dev_p->dev));
1223 #endif // NATIVE_WPA_SUPPLICANT_SUPPORT //
1224
1225         // Allocate RTMP_ADAPTER miniport adapter structure
1226         handle = kmalloc(sizeof(struct os_cookie), GFP_KERNEL);
1227         RT28XX_HANDLE_DEV_ASSIGN(handle, dev_p);
1228
1229         status = RTMPAllocAdapterBlock(handle, &pAd);
1230         if (status != NDIS_STATUS_SUCCESS)
1231                 goto err_out_free_netdev;
1232
1233         net_dev->ml_priv = (PVOID)pAd;
1234     pAd->net_dev = net_dev; // must be before RT28XXNetDevInit()
1235
1236         RT28XXNetDevInit(_dev_p, net_dev, pAd);
1237
1238 #ifdef CONFIG_STA_SUPPORT
1239     pAd->StaCfg.OriDevType = net_dev->type;
1240 #endif // CONFIG_STA_SUPPORT //
1241
1242         // Post config
1243         if (RT28XXProbePostConfig(_dev_p, pAd, 0) == FALSE)
1244                 goto err_out_unmap;
1245
1246 #ifdef CONFIG_STA_SUPPORT
1247         pAd->OpMode = OPMODE_STA;
1248 #endif // CONFIG_STA_SUPPORT //
1249
1250
1251 #ifdef MULTIPLE_CARD_SUPPORT
1252         // find its profile path
1253         pAd->MC_RowID = -1; // use default profile path
1254         RTMP_CardInfoRead(pAd);
1255
1256         if (pAd->MC_RowID == -1)
1257 #ifdef CONFIG_STA_SUPPORT
1258                 strcpy(pAd->MC_FileName, STA_PROFILE_PATH);
1259 #endif // CONFIG_STA_SUPPORT //
1260
1261         DBGPRINT(RT_DEBUG_TRACE,
1262                         ("MC> ROW = %d, PATH = %s\n", pAd->MC_RowID, pAd->MC_FileName));
1263 #endif // MULTIPLE_CARD_SUPPORT //
1264
1265         // sample move
1266         if (rt_ieee80211_if_setup(net_dev, pAd) != NDIS_STATUS_SUCCESS)
1267                 goto err_out_unmap;
1268
1269     // Register this device
1270     status = register_netdev(net_dev);
1271     if (status)
1272         goto err_out_unmap;
1273
1274     // Set driver data
1275         RT28XX_DRVDATA_SET(_dev_p);
1276
1277         *ppAd = pAd;
1278     return 0; // probe ok
1279
1280
1281         /* --------------------------- ERROR HANDLE --------------------------- */
1282 err_out_unmap:
1283         RTMPFreeAdapter(pAd);
1284         RT28XX_UNMAP();
1285
1286 err_out_free_netdev:
1287         free_netdev(net_dev);
1288
1289 err_out:
1290         RT28XX_PUT_DEVICE(dev_p);
1291
1292         return -ENODEV; /* probe fail */
1293 } /* End of rt28xx_probe */
1294
1295
1296 /*
1297 ========================================================================
1298 Routine Description:
1299     The entry point for Linux kernel sent packet to our driver.
1300
1301 Arguments:
1302     sk_buff *skb                the pointer refer to a sk_buffer.
1303
1304 Return Value:
1305     0
1306
1307 Note:
1308         This function is the entry point of Tx Path for Os delivery packet to
1309         our driver. You only can put OS-depened & STA/AP common handle procedures
1310         in here.
1311 ========================================================================
1312 */
1313 int rt28xx_packet_xmit(struct sk_buff *skb)
1314 {
1315         struct net_device *net_dev = skb->dev;
1316         PRTMP_ADAPTER pAd = net_dev->ml_priv;
1317         int status = 0;
1318         PNDIS_PACKET pPacket = (PNDIS_PACKET) skb;
1319
1320         /* RT2870STA does this in RTMPSendPackets() */
1321 #ifdef RALINK_ATE
1322         if (ATE_ON(pAd))
1323         {
1324                 RELEASE_NDIS_PACKET(pAd, pPacket, NDIS_STATUS_RESOURCES);
1325                 return 0;
1326         }
1327 #endif // RALINK_ATE //
1328
1329 #ifdef CONFIG_STA_SUPPORT
1330         IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
1331         {
1332                 // Drop send request since we are in monitor mode
1333                 if (MONITOR_ON(pAd))
1334                 {
1335                         RELEASE_NDIS_PACKET(pAd, pPacket, NDIS_STATUS_FAILURE);
1336                         goto done;
1337                 }
1338         }
1339 #endif // CONFIG_STA_SUPPORT //
1340
1341         // EapolStart size is 18
1342         if (skb->len < 14)
1343         {
1344                 //printk("bad packet size: %d\n", pkt->len);
1345                 hex_dump("bad packet", skb->data, skb->len);
1346                 RELEASE_NDIS_PACKET(pAd, pPacket, NDIS_STATUS_FAILURE);
1347                 goto done;
1348         }
1349
1350         RTMP_SET_PACKET_5VT(pPacket, 0);
1351 #ifdef CONFIG_5VT_ENHANCE
1352     if (*(int*)(skb->cb) == BRIDGE_TAG) {
1353                 RTMP_SET_PACKET_5VT(pPacket, 1);
1354     }
1355 #endif
1356
1357
1358
1359 #ifdef CONFIG_STA_SUPPORT
1360         IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
1361         {
1362
1363                 STASendPackets((NDIS_HANDLE)pAd, (PPNDIS_PACKET) &pPacket, 1);
1364         }
1365
1366 #endif // CONFIG_STA_SUPPORT //
1367
1368         status = 0;
1369 done:
1370
1371         return status;
1372 }
1373
1374
1375 /*
1376 ========================================================================
1377 Routine Description:
1378     Send a packet to WLAN.
1379
1380 Arguments:
1381     skb_p           points to our adapter
1382     dev_p           which WLAN network interface
1383
1384 Return Value:
1385     0: transmit successfully
1386     otherwise: transmit fail
1387
1388 Note:
1389 ========================================================================
1390 */
1391 INT rt28xx_send_packets(
1392         IN struct sk_buff               *skb_p,
1393         IN struct net_device    *net_dev)
1394 {
1395     RTMP_ADAPTER *pAd = net_dev->ml_priv;
1396         if (!(net_dev->flags & IFF_UP))
1397         {
1398                 RELEASE_NDIS_PACKET(pAd, (PNDIS_PACKET)skb_p, NDIS_STATUS_FAILURE);
1399                 return 0;
1400         }
1401
1402         NdisZeroMemory((PUCHAR)&skb_p->cb[CB_OFF], 15);
1403         RTMP_SET_PACKET_NET_DEVICE_MBSSID(skb_p, MAIN_MBSSID);
1404
1405         return rt28xx_packet_xmit(skb_p);
1406
1407 } /* End of MBSS_VirtualIF_PacketSend */
1408
1409
1410
1411
1412 void CfgInitHook(PRTMP_ADAPTER pAd)
1413 {
1414         pAd->bBroadComHT = TRUE;
1415 } /* End of CfgInitHook */
1416
1417
1418 #if WIRELESS_EXT >= 12
1419 // This function will be called when query /proc
1420 struct iw_statistics *rt28xx_get_wireless_stats(
1421     IN struct net_device *net_dev)
1422 {
1423         PRTMP_ADAPTER pAd = net_dev->ml_priv;
1424
1425
1426         DBGPRINT(RT_DEBUG_TRACE, ("rt28xx_get_wireless_stats --->\n"));
1427
1428         pAd->iw_stats.status = 0; // Status - device dependent for now
1429
1430         // link quality
1431         pAd->iw_stats.qual.qual = ((pAd->Mlme.ChannelQuality * 12)/10 + 10);
1432         if(pAd->iw_stats.qual.qual > 100)
1433                 pAd->iw_stats.qual.qual = 100;
1434
1435 #ifdef CONFIG_STA_SUPPORT
1436         if (pAd->OpMode == OPMODE_STA)
1437                 pAd->iw_stats.qual.level = RTMPMaxRssi(pAd, pAd->StaCfg.RssiSample.LastRssi0, pAd->StaCfg.RssiSample.LastRssi1, pAd->StaCfg.RssiSample.LastRssi2);
1438 #endif // CONFIG_STA_SUPPORT //
1439
1440         pAd->iw_stats.qual.noise = pAd->BbpWriteLatch[66]; // noise level (dBm)
1441
1442         pAd->iw_stats.qual.noise += 256 - 143;
1443         pAd->iw_stats.qual.updated = 1;     // Flags to know if updated
1444 #ifdef IW_QUAL_DBM
1445         pAd->iw_stats.qual.updated |= IW_QUAL_DBM;      // Level + Noise are dBm
1446 #endif // IW_QUAL_DBM //
1447
1448         pAd->iw_stats.discard.nwid = 0;     // Rx : Wrong nwid/essid
1449         pAd->iw_stats.miss.beacon = 0;      // Missed beacons/superframe
1450
1451         DBGPRINT(RT_DEBUG_TRACE, ("<--- rt28xx_get_wireless_stats\n"));
1452         return &pAd->iw_stats;
1453 } /* End of rt28xx_get_wireless_stats */
1454 #endif // WIRELESS_EXT //
1455
1456
1457
1458 void tbtt_tasklet(unsigned long data)
1459 {
1460 #define MAX_TX_IN_TBTT          (16)
1461
1462 }
1463
1464 INT rt28xx_ioctl(
1465         IN      struct net_device       *net_dev,
1466         IN      OUT     struct ifreq    *rq,
1467         IN      INT                                     cmd)
1468 {
1469         VIRTUAL_ADAPTER *pVirtualAd = NULL;
1470         RTMP_ADAPTER    *pAd = NULL;
1471         INT                             ret = 0;
1472
1473         if (net_dev->priv_flags == INT_MAIN)
1474         {
1475                 pAd = net_dev->ml_priv;
1476         }
1477         else
1478         {
1479                 pVirtualAd = net_dev->ml_priv;
1480                 pAd = pVirtualAd->RtmpDev->ml_priv;
1481         }
1482
1483         if (pAd == NULL)
1484         {
1485                 /* if 1st open fail, pAd will be free;
1486                    So the net_dev->ml_priv will be NULL in 2rd open */
1487                 return -ENETDOWN;
1488         }
1489
1490
1491 #ifdef CONFIG_STA_SUPPORT
1492         IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
1493         {
1494                 ret = rt28xx_sta_ioctl(net_dev, rq, cmd);
1495         }
1496 #endif // CONFIG_STA_SUPPORT //
1497
1498         return ret;
1499 }
1500
1501 /*
1502     ========================================================================
1503
1504     Routine Description:
1505         return ethernet statistics counter
1506
1507     Arguments:
1508         net_dev                     Pointer to net_device
1509
1510     Return Value:
1511         net_device_stats*
1512
1513     Note:
1514
1515     ========================================================================
1516 */
1517 struct net_device_stats *RT28xx_get_ether_stats(
1518     IN  struct net_device *net_dev)
1519 {
1520     RTMP_ADAPTER *pAd = NULL;
1521
1522         if (net_dev)
1523                 pAd = net_dev->ml_priv;
1524
1525         if (pAd)
1526         {
1527
1528                 pAd->stats.rx_packets = pAd->WlanCounters.ReceivedFragmentCount.QuadPart;
1529                 pAd->stats.tx_packets = pAd->WlanCounters.TransmittedFragmentCount.QuadPart;
1530
1531                 pAd->stats.rx_bytes = pAd->RalinkCounters.ReceivedByteCount;
1532                 pAd->stats.tx_bytes = pAd->RalinkCounters.TransmittedByteCount;
1533
1534                 pAd->stats.rx_errors = pAd->Counters8023.RxErrors;
1535                 pAd->stats.tx_errors = pAd->Counters8023.TxErrors;
1536
1537                 pAd->stats.rx_dropped = 0;
1538                 pAd->stats.tx_dropped = 0;
1539
1540             pAd->stats.multicast = pAd->WlanCounters.MulticastReceivedFrameCount.QuadPart;   // multicast packets received
1541             pAd->stats.collisions = pAd->Counters8023.OneCollision + pAd->Counters8023.MoreCollisions;  // Collision packets
1542
1543             pAd->stats.rx_length_errors = 0;
1544             pAd->stats.rx_over_errors = pAd->Counters8023.RxNoBuffer;                   // receiver ring buff overflow
1545             pAd->stats.rx_crc_errors = 0;//pAd->WlanCounters.FCSErrorCount;     // recved pkt with crc error
1546             pAd->stats.rx_frame_errors = pAd->Counters8023.RcvAlignmentErrors;          // recv'd frame alignment error
1547             pAd->stats.rx_fifo_errors = pAd->Counters8023.RxNoBuffer;                   // recv'r fifo overrun
1548             pAd->stats.rx_missed_errors = 0;                                            // receiver missed packet
1549
1550             // detailed tx_errors
1551             pAd->stats.tx_aborted_errors = 0;
1552             pAd->stats.tx_carrier_errors = 0;
1553             pAd->stats.tx_fifo_errors = 0;
1554             pAd->stats.tx_heartbeat_errors = 0;
1555             pAd->stats.tx_window_errors = 0;
1556
1557             // for cslip etc
1558             pAd->stats.rx_compressed = 0;
1559             pAd->stats.tx_compressed = 0;
1560
1561                 return &pAd->stats;
1562         }
1563         else
1564         return NULL;
1565 }
1566