kernel/drivers/staging/rtl8192e/rtl8192e/rtl_core.c

   1 /******************************************************************************
   2  * Copyright(c) 2008 - 2010 Realtek Corporation. All rights reserved.
   3  *
   4  * Based on the r8180 driver, which is:
   5  * Copyright 2004-2005 Andrea Merello <andrea.merello@gmail.com>, et al.
   6  * This program is free software; you can redistribute it and/or modify it
   7  * under the terms of version 2 of the GNU General Public License as
   8  * published by the Free Software Foundation.
   9  *
  10  * This program is distributed in the hope that it will be useful, but WITHOUT
  11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  13  * more details.
  14  *
  15  * You should have received a copy of the GNU General Public License along with
  16  * this program; if not, write to the Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
  18  *
  19  * The full GNU General Public License is included in this distribution in the
  20  * file called LICENSE.
  21  *
  22  * Contact Information:
  23  * wlanfae <wlanfae@realtek.com>
  24 ******************************************************************************/
  25 #undef RX_DONT_PASS_UL
  26 #undef DEBUG_EPROM
  27 #undef DEBUG_RX_VERBOSE
  28 #undef DUMMY_RX
  29 #undef DEBUG_ZERO_RX
  30 #undef DEBUG_RX_SKB
  31 #undef DEBUG_TX_FRAG
  32 #undef DEBUG_RX_FRAG
  33 #undef DEBUG_TX_FILLDESC
  34 #undef DEBUG_TX
  35 #undef DEBUG_IRQ
  36 #undef DEBUG_RX
  37 #undef DEBUG_RXALLOC
  38 #undef DEBUG_REGISTERS
  39 #undef DEBUG_RING
  40 #undef DEBUG_IRQ_TASKLET
  41 #undef DEBUG_TX_ALLOC
  42 #undef DEBUG_TX_DESC
  43
  44 #include <linux/uaccess.h>
  45 #include <linux/pci.h>
  46 #include <linux/vmalloc.h>
  47 #include "rtl_core.h"
  48 #include "r8192E_phy.h"
  49 #include "r8192E_phyreg.h"
  50 #include "r8190P_rtl8256.h"
  51 #include "r8192E_cmdpkt.h"
  52
  53 #include "rtl_wx.h"
  54 #include "rtl_dm.h"
  55
  56 #include "rtl_pm.h"
  57
  58 int hwwep = 1;
  59 static int channels = 0x3fff;
  60 static char *ifname = "wlan%d";
  61
  62
  63 static struct rtl819x_ops rtl819xp_ops = {
  64         .nic_type                       = NIC_8192E,
  65         .get_eeprom_size                = rtl8192_get_eeprom_size,
  66         .init_adapter_variable          = rtl8192_InitializeVariables,
  67         .initialize_adapter             = rtl8192_adapter_start,
  68         .link_change                    = rtl8192_link_change,
  69         .tx_fill_descriptor             = rtl8192_tx_fill_desc,
  70         .tx_fill_cmd_descriptor         = rtl8192_tx_fill_cmd_desc,
  71         .rx_query_status_descriptor     = rtl8192_rx_query_status_desc,
  72         .rx_command_packet_handler = NULL,
  73         .stop_adapter                   = rtl8192_halt_adapter,
  74         .update_ratr_table              = rtl8192_update_ratr_table,
  75         .irq_enable                     = rtl8192_EnableInterrupt,
  76         .irq_disable                    = rtl8192_DisableInterrupt,
  77         .irq_clear                      = rtl8192_ClearInterrupt,
  78         .rx_enable                      = rtl8192_enable_rx,
  79         .tx_enable                      = rtl8192_enable_tx,
  80         .interrupt_recognized           = rtl8192_interrupt_recognized,
  81         .TxCheckStuckHandler            = rtl8192_HalTxCheckStuck,
  82         .RxCheckStuckHandler            = rtl8192_HalRxCheckStuck,
  83 };
  84
  85 static struct pci_device_id rtl8192_pci_id_tbl[] = {
  86         {RTL_PCI_DEVICE(0x10ec, 0x8192, rtl819xp_ops)},
  87         {RTL_PCI_DEVICE(0x07aa, 0x0044, rtl819xp_ops)},
  88         {RTL_PCI_DEVICE(0x07aa, 0x0047, rtl819xp_ops)},
  89         {}
  90 };
  91
  92 MODULE_DEVICE_TABLE(pci, rtl8192_pci_id_tbl);
  93
  94 static int rtl8192_pci_probe(struct pci_dev *pdev,
  95                         const struct pci_device_id *id);
  96 static void rtl8192_pci_disconnect(struct pci_dev *pdev);
  97 static irqreturn_t rtl8192_interrupt(int irq, void *netdev);
  98
  99 static struct pci_driver rtl8192_pci_driver = {
 100         .name = DRV_NAME,       /* Driver name   */
 101         .id_table = rtl8192_pci_id_tbl, /* PCI_ID table  */
 102         .probe  = rtl8192_pci_probe,    /* probe fn      */
 103         .remove  = rtl8192_pci_disconnect,      /* remove fn */
 104         .suspend = rtl8192E_suspend,    /* PM suspend fn */
 105         .resume = rtl8192E_resume,                 /* PM resume fn  */
 106 };
 107
 108 /****************************************************************************
 109    -----------------------------IO STUFF-------------------------
 110 *****************************************************************************/
 111 static bool PlatformIOCheckPageLegalAndGetRegMask(u32 u4bPage, u8 *pu1bPageMask)
 112 {
 113         bool            bReturn = false;
 114
 115         *pu1bPageMask = 0xfe;
 116
 117         switch (u4bPage) {
 118         case 1: case 2: case 3: case 4:
 119         case 8: case 9: case 10: case 12: case 13:
 120                 bReturn = true;
 121                 *pu1bPageMask = 0xf0;
 122                 break;
 123
 124         default:
 125                 bReturn = false;
 126                 break;
 127         }
 128
 129         return bReturn;
 130 }
 131
 132 void write_nic_io_byte(struct net_device *dev, int x, u8 y)
 133 {
 134         u32 u4bPage = x >> 8;
 135         u8 u1PageMask = 0;
 136         bool    bIsLegalPage = false;
 137
 138         if (u4bPage == 0) {
 139                 outb(y&0xff, dev->base_addr + x);
 140
 141         } else {
 142                 bIsLegalPage = PlatformIOCheckPageLegalAndGetRegMask(u4bPage,
 143                                &u1PageMask);
 144                 if (bIsLegalPage) {
 145                         u8 u1bPsr = read_nic_io_byte(dev, PSR);
 146
 147                         write_nic_io_byte(dev, PSR, ((u1bPsr & u1PageMask) |
 148                                           (u8)u4bPage));
 149                         write_nic_io_byte(dev, (x & 0xff), y);
 150                         write_nic_io_byte(dev, PSR, (u1bPsr & u1PageMask));
 151                 }
 152         }
 153 }
 154
 155 void write_nic_io_word(struct net_device *dev, int x, u16 y)
 156 {
 157         u32 u4bPage = x >> 8;
 158         u8 u1PageMask = 0;
 159         bool    bIsLegalPage = false;
 160
 161         if (u4bPage == 0) {
 162                 outw(y, dev->base_addr + x);
 163         } else {
 164                 bIsLegalPage = PlatformIOCheckPageLegalAndGetRegMask(u4bPage,
 165                                                          &u1PageMask);
 166                 if (bIsLegalPage) {
 167                         u8 u1bPsr = read_nic_io_byte(dev, PSR);
 168
 169                         write_nic_io_byte(dev, PSR, ((u1bPsr & u1PageMask) |
 170                                           (u8)u4bPage));
 171                         write_nic_io_word(dev, (x & 0xff), y);
 172                         write_nic_io_byte(dev, PSR, (u1bPsr & u1PageMask));
 173
 174                 }
 175         }
 176 }
 177
 178 void write_nic_io_dword(struct net_device *dev, int x, u32 y)
 179 {
 180         u32 u4bPage = x >> 8;
 181         u8 u1PageMask = 0;
 182         bool    bIsLegalPage = false;
 183
 184         if (u4bPage == 0) {
 185                 outl(y, dev->base_addr + x);
 186         } else {
 187                 bIsLegalPage = PlatformIOCheckPageLegalAndGetRegMask(u4bPage,
 188                                                  &u1PageMask);
 189                 if (bIsLegalPage) {
 190                         u8 u1bPsr = read_nic_io_byte(dev, PSR);
 191
 192                         write_nic_io_byte(dev, PSR, ((u1bPsr & u1PageMask) |
 193                                           (u8)u4bPage));
 194                         write_nic_io_dword(dev, (x & 0xff), y);
 195                         write_nic_io_byte(dev, PSR, (u1bPsr & u1PageMask));
 196                 }
 197         }
 198 }
 199
 200 u8 read_nic_io_byte(struct net_device *dev, int x)
 201 {
 202         u32 u4bPage = x >> 8;
 203         u8 u1PageMask = 0;
 204         bool    bIsLegalPage = false;
 205         u8      Data = 0;
 206
 207         if (u4bPage == 0)
 208                 return 0xff&inb(dev->base_addr + x);
 209
 210         bIsLegalPage = PlatformIOCheckPageLegalAndGetRegMask(u4bPage,
 211                                                              &u1PageMask);
 212         if (bIsLegalPage) {
 213                 u8 u1bPsr = read_nic_io_byte(dev, PSR);
 214
 215                 write_nic_io_byte(dev, PSR, ((u1bPsr & u1PageMask) |
 216                                   (u8)u4bPage));
 217                 Data = read_nic_io_byte(dev, (x & 0xff));
 218                 write_nic_io_byte(dev, PSR, (u1bPsr & u1PageMask));
 219         }
 220
 221         return Data;
 222 }
 223
 224 u16 read_nic_io_word(struct net_device *dev, int x)
 225 {
 226         u32 u4bPage = x >> 8;
 227         u8 u1PageMask = 0;
 228         bool    bIsLegalPage = false;
 229         u16     Data = 0;
 230
 231         if (u4bPage == 0)
 232                 return inw(dev->base_addr + x);
 233         bIsLegalPage = PlatformIOCheckPageLegalAndGetRegMask(u4bPage,
 234                                                              &u1PageMask);
 235         if (bIsLegalPage) {
 236                 u8 u1bPsr = read_nic_io_byte(dev, PSR);
 237
 238                 write_nic_io_byte(dev, PSR, ((u1bPsr & u1PageMask) |
 239                                   (u8)u4bPage));
 240                 Data = read_nic_io_word(dev, (x & 0xff));
 241                 write_nic_io_byte(dev, PSR, (u1bPsr & u1PageMask));
 242         }
 243
 244         return Data;
 245 }
 246
 247 u32 read_nic_io_dword(struct net_device *dev, int x)
 248 {
 249         u32 u4bPage = x >> 8;
 250         u8 u1PageMask = 0;
 251         bool    bIsLegalPage = false;
 252         u32     Data = 0;
 253
 254         if (u4bPage == 0)
 255                 return inl(dev->base_addr + x);
 256         bIsLegalPage = PlatformIOCheckPageLegalAndGetRegMask(u4bPage,
 257                        &u1PageMask);
 258         if (bIsLegalPage) {
 259                 u8 u1bPsr = read_nic_io_byte(dev, PSR);
 260
 261                 write_nic_io_byte(dev, PSR, ((u1bPsr & u1PageMask) |
 262                                   (u8)u4bPage));
 263                 Data = read_nic_io_dword(dev, (x & 0xff));
 264                 write_nic_io_byte(dev, PSR, (u1bPsr & u1PageMask));
 265         }
 266
 267         return Data;
 268 }
 269
 270 u8 read_nic_byte(struct net_device *dev, int x)
 271 {
 272         return 0xff & readb((u8 __iomem *)dev->mem_start + x);
 273 }
 274
 275 u32 read_nic_dword(struct net_device *dev, int x)
 276 {
 277         return readl((u8 __iomem *)dev->mem_start + x);
 278 }
 279
 280 u16 read_nic_word(struct net_device *dev, int x)
 281 {
 282         return readw((u8 __iomem *)dev->mem_start + x);
 283 }
 284
 285 void write_nic_byte(struct net_device *dev, int x, u8 y)
 286 {
 287         writeb(y, (u8 __iomem *)dev->mem_start + x);
 288
 289         udelay(20);
 290 }
 291
 292 void write_nic_dword(struct net_device *dev, int x, u32 y)
 293 {
 294         writel(y, (u8 __iomem *)dev->mem_start + x);
 295
 296         udelay(20);
 297 }
 298
 299 void write_nic_word(struct net_device *dev, int x, u16 y)
 300 {
 301         writew(y, (u8 __iomem *)dev->mem_start + x);
 302
 303         udelay(20);
 304 }
 305
 306 /****************************************************************************
 307    -----------------------------GENERAL FUNCTION-------------------------
 308 *****************************************************************************/
 309 bool MgntActSet_RF_State(struct net_device *dev,
 310                          enum rt_rf_power_state StateToSet,
 311                          RT_RF_CHANGE_SOURCE ChangeSource,
 312                          bool   ProtectOrNot)
 313 {
 314         struct r8192_priv *priv = rtllib_priv(dev);
 315         struct rtllib_device *ieee = priv->rtllib;
 316         bool                    bActionAllowed = false;
 317         bool                    bConnectBySSID = false;
 318         enum rt_rf_power_state rtState;
 319         u16                     RFWaitCounter = 0;
 320         unsigned long flag;
 321
 322         RT_TRACE((COMP_PS | COMP_RF),
 323                  "===>MgntActSet_RF_State(): StateToSet(%d)\n", StateToSet);
 324
 325         ProtectOrNot = false;
 326
 327
 328         if (!ProtectOrNot) {
 329                 while (true) {
 330                         spin_lock_irqsave(&priv->rf_ps_lock, flag);
 331                         if (priv->RFChangeInProgress) {
 332                                 spin_unlock_irqrestore(&priv->rf_ps_lock, flag);
 333                                 RT_TRACE((COMP_PS | COMP_RF),
 334                                          "MgntActSet_RF_State(): RF Change in progress! Wait to set..StateToSet(%d).\n",
 335                                          StateToSet);
 336
 337                                 while (priv->RFChangeInProgress) {
 338                                         RFWaitCounter++;
 339                                         RT_TRACE((COMP_PS | COMP_RF),
 340                                                  "MgntActSet_RF_State(): Wait 1 ms (%d times)...\n",
 341                                                  RFWaitCounter);
 342                                         mdelay(1);
 343
 344                                         if (RFWaitCounter > 100) {
 345                                                 RT_TRACE(COMP_ERR,
 346                                                          "MgntActSet_RF_State(): Wait too logn to set RF\n");
 347                                                 return false;
 348                                         }
 349                                 }
 350                         } else {
 351                                 priv->RFChangeInProgress = true;
 352                                 spin_unlock_irqrestore(&priv->rf_ps_lock, flag);
 353                                 break;
 354                         }
 355                 }
 356         }
 357
 358         rtState = priv->rtllib->eRFPowerState;
 359
 360         switch (StateToSet) {
 361         case eRfOn:
 362                 priv->rtllib->RfOffReason &= (~ChangeSource);
 363
 364                 if ((ChangeSource == RF_CHANGE_BY_HW) && priv->bHwRadioOff)
 365                         priv->bHwRadioOff = false;
 366
 367                 if (!priv->rtllib->RfOffReason) {
 368                         priv->rtllib->RfOffReason = 0;
 369                         bActionAllowed = true;
 370
 371
 372                         if (rtState == eRfOff &&
 373                             ChangeSource >= RF_CHANGE_BY_HW)
 374                                 bConnectBySSID = true;
 375                 } else {
 376                         RT_TRACE((COMP_PS | COMP_RF),
 377                                  "MgntActSet_RF_State - eRfon reject pMgntInfo->RfOffReason= 0x%x, ChangeSource=0x%X\n",
 378                                   priv->rtllib->RfOffReason, ChangeSource);
 379         }
 380
 381                 break;
 382
 383         case eRfOff:
 384
 385                 if ((priv->rtllib->iw_mode == IW_MODE_INFRA) ||
 386                     (priv->rtllib->iw_mode == IW_MODE_ADHOC)) {
 387                         if ((priv->rtllib->RfOffReason > RF_CHANGE_BY_IPS) ||
 388                             (ChangeSource > RF_CHANGE_BY_IPS)) {
 389                                 if (ieee->state == RTLLIB_LINKED)
 390                                         priv->blinked_ingpio = true;
 391                                 else
 392                                         priv->blinked_ingpio = false;
 393                                 rtllib_MgntDisconnect(priv->rtllib,
 394                                                       disas_lv_ss);
 395                         }
 396                 }
 397                 if ((ChangeSource == RF_CHANGE_BY_HW) && !priv->bHwRadioOff)
 398                         priv->bHwRadioOff = true;
 399                 priv->rtllib->RfOffReason |= ChangeSource;
 400                 bActionAllowed = true;
 401                 break;
 402
 403         case eRfSleep:
 404                 priv->rtllib->RfOffReason |= ChangeSource;
 405                 bActionAllowed = true;
 406                 break;
 407
 408         default:
 409                 break;
 410         }
 411
 412         if (bActionAllowed) {
 413                 RT_TRACE((COMP_PS | COMP_RF),
 414                          "MgntActSet_RF_State(): Action is allowed.... StateToSet(%d), RfOffReason(%#X)\n",
 415                          StateToSet, priv->rtllib->RfOffReason);
 416                 PHY_SetRFPowerState(dev, StateToSet);
 417                 if (StateToSet == eRfOn) {
 418
 419                         if (bConnectBySSID && priv->blinked_ingpio) {
 420                                 queue_delayed_work_rsl(ieee->wq,
 421                                          &ieee->associate_procedure_wq, 0);
 422                                 priv->blinked_ingpio = false;
 423                         }
 424                 }
 425         } else {
 426                 RT_TRACE((COMP_PS | COMP_RF),
 427                          "MgntActSet_RF_State(): Action is rejected.... StateToSet(%d), ChangeSource(%#X), RfOffReason(%#X)\n",
 428                          StateToSet, ChangeSource, priv->rtllib->RfOffReason);
 429         }
 430
 431         if (!ProtectOrNot) {
 432                 spin_lock_irqsave(&priv->rf_ps_lock, flag);
 433                 priv->RFChangeInProgress = false;
 434                 spin_unlock_irqrestore(&priv->rf_ps_lock, flag);
 435         }
 436
 437         RT_TRACE((COMP_PS | COMP_RF), "<===MgntActSet_RF_State()\n");
 438         return bActionAllowed;
 439 }
 440
 441
 442 static short rtl8192_get_nic_desc_num(struct net_device *dev, int prio)
 443 {
 444         struct r8192_priv *priv = rtllib_priv(dev);
 445         struct rtl8192_tx_ring *ring = &priv->tx_ring[prio];
 446
 447         /* For now, we reserved two free descriptor as a safety boundary
 448         * between the tail and the head
 449         */
 450         if ((prio == MGNT_QUEUE) && (skb_queue_len(&ring->queue) > 10))
 451                 RT_TRACE(COMP_DBG,
 452                          "-----[%d]---------ring->idx=%d queue_len=%d---------\n",
 453                          prio, ring->idx, skb_queue_len(&ring->queue));
 454         return skb_queue_len(&ring->queue);
 455 }
 456
 457 static short rtl8192_check_nic_enough_desc(struct net_device *dev, int prio)
 458 {
 459         struct r8192_priv *priv = rtllib_priv(dev);
 460         struct rtl8192_tx_ring *ring = &priv->tx_ring[prio];
 461
 462         if (ring->entries - skb_queue_len(&ring->queue) >= 2)
 463                 return 1;
 464         return 0;
 465 }
 466
 467 void rtl8192_tx_timeout(struct net_device *dev)
 468 {
 469         struct r8192_priv *priv = rtllib_priv(dev);
 470
 471         schedule_work(&priv->reset_wq);
 472         netdev_info(dev, "TXTIMEOUT");
 473 }
 474
 475 void rtl8192_irq_enable(struct net_device *dev)
 476 {
 477         struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
 478
 479         priv->irq_enabled = 1;
 480
 481         priv->ops->irq_enable(dev);
 482 }
 483
 484 void rtl8192_irq_disable(struct net_device *dev)
 485 {
 486         struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
 487
 488         priv->ops->irq_disable(dev);
 489
 490         priv->irq_enabled = 0;
 491 }
 492
 493 void rtl8192_set_chan(struct net_device *dev, short ch)
 494 {
 495         struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
 496
 497         RT_TRACE(COMP_CH, "=====>%s()====ch:%d\n", __func__, ch);
 498         if (priv->chan_forced)
 499                 return;
 500
 501         priv->chan = ch;
 502
 503         if (priv->rf_set_chan)
 504                 priv->rf_set_chan(dev, priv->chan);
 505 }
 506
 507 void rtl8192_update_cap(struct net_device *dev, u16 cap)
 508 {
 509         struct r8192_priv *priv = rtllib_priv(dev);
 510         struct rtllib_network *net = &priv->rtllib->current_network;
 511         bool            ShortPreamble;
 512
 513         if (cap & WLAN_CAPABILITY_SHORT_PREAMBLE) {
 514                 if (priv->dot11CurrentPreambleMode != PREAMBLE_SHORT) {
 515                         ShortPreamble = true;
 516                         priv->dot11CurrentPreambleMode = PREAMBLE_SHORT;
 517                         RT_TRACE(COMP_DBG,
 518                                  "%s(): WLAN_CAPABILITY_SHORT_PREAMBLE\n",
 519                                  __func__);
 520                         priv->rtllib->SetHwRegHandler(dev, HW_VAR_ACK_PREAMBLE,
 521                                         (unsigned char *)&ShortPreamble);
 522                 }
 523         } else {
 524                 if (priv->dot11CurrentPreambleMode != PREAMBLE_LONG) {
 525                         ShortPreamble = false;
 526                         priv->dot11CurrentPreambleMode = PREAMBLE_LONG;
 527                         RT_TRACE(COMP_DBG,
 528                                  "%s(): WLAN_CAPABILITY_LONG_PREAMBLE\n",
 529                                  __func__);
 530                         priv->rtllib->SetHwRegHandler(dev, HW_VAR_ACK_PREAMBLE,
 531                                               (unsigned char *)&ShortPreamble);
 532                 }
 533         }
 534
 535         if (net->mode & (IEEE_G|IEEE_N_24G)) {
 536                 u8      slot_time_val;
 537                 u8      CurSlotTime = priv->slot_time;
 538
 539                 if ((cap & WLAN_CAPABILITY_SHORT_SLOT_TIME) &&
 540                    (!priv->rtllib->pHTInfo->bCurrentRT2RTLongSlotTime)) {
 541                         if (CurSlotTime != SHORT_SLOT_TIME) {
 542                                 slot_time_val = SHORT_SLOT_TIME;
 543                                 priv->rtllib->SetHwRegHandler(dev,
 544                                          HW_VAR_SLOT_TIME, &slot_time_val);
 545                         }
 546                 } else {
 547                         if (CurSlotTime != NON_SHORT_SLOT_TIME) {
 548                                 slot_time_val = NON_SHORT_SLOT_TIME;
 549                                 priv->rtllib->SetHwRegHandler(dev,
 550                                          HW_VAR_SLOT_TIME, &slot_time_val);
 551                         }
 552                 }
 553         }
 554 }
 555
 556 static struct rtllib_qos_parameters def_qos_parameters = {
 557         {cpu_to_le16(3), cpu_to_le16(3), cpu_to_le16(3), cpu_to_le16(3)},
 558         {cpu_to_le16(7), cpu_to_le16(7), cpu_to_le16(7), cpu_to_le16(7)},
 559         {2, 2, 2, 2},
 560         {0, 0, 0, 0},
 561         {0, 0, 0, 0}
 562 };
 563
 564 static void rtl8192_update_beacon(void *data)
 565 {
 566         struct r8192_priv *priv = container_of_work_rsl(data, struct r8192_priv,
 567                                   update_beacon_wq.work);
 568         struct net_device *dev = priv->rtllib->dev;
 569         struct rtllib_device *ieee = priv->rtllib;
 570         struct rtllib_network *net = &ieee->current_network;
 571
 572         if (ieee->pHTInfo->bCurrentHTSupport)
 573                 HT_update_self_and_peer_setting(ieee, net);
 574         ieee->pHTInfo->bCurrentRT2RTLongSlotTime =
 575                  net->bssht.bdRT2RTLongSlotTime;
 576         ieee->pHTInfo->RT2RT_HT_Mode = net->bssht.RT2RT_HT_Mode;
 577         rtl8192_update_cap(dev, net->capability);
 578 }
 579
 580 static void rtl8192_qos_activate(void *data)
 581 {
 582         struct r8192_priv *priv = container_of_work_rsl(data, struct r8192_priv,
 583                                   qos_activate);
 584         struct net_device *dev = priv->rtllib->dev;
 585         int i;
 586
 587         mutex_lock(&priv->mutex);
 588         if (priv->rtllib->state != RTLLIB_LINKED)
 589                 goto success;
 590         RT_TRACE(COMP_QOS,
 591                  "qos active process with associate response received\n");
 592
 593         for (i = 0; i <  QOS_QUEUE_NUM; i++)
 594                 priv->rtllib->SetHwRegHandler(dev, HW_VAR_AC_PARAM, (u8 *)(&i));
 595
 596
 597 success:
 598         mutex_unlock(&priv->mutex);
 599 }
 600
 601 static int rtl8192_qos_handle_probe_response(struct r8192_priv *priv,
 602                 int active_network,
 603                 struct rtllib_network *network)
 604 {
 605         int ret = 0;
 606         u32 size = sizeof(struct rtllib_qos_parameters);
 607
 608         if (priv->rtllib->state != RTLLIB_LINKED)
 609                 return ret;
 610
 611         if (priv->rtllib->iw_mode != IW_MODE_INFRA)
 612                 return ret;
 613
 614         if (network->flags & NETWORK_HAS_QOS_MASK) {
 615                 if (active_network &&
 616                                 (network->flags & NETWORK_HAS_QOS_PARAMETERS))
 617                         network->qos_data.active = network->qos_data.supported;
 618
 619                 if ((network->qos_data.active == 1) && (active_network == 1) &&
 620                                 (network->flags & NETWORK_HAS_QOS_PARAMETERS) &&
 621                                 (network->qos_data.old_param_count !=
 622                                 network->qos_data.param_count)) {
 623                         network->qos_data.old_param_count =
 624                                 network->qos_data.param_count;
 625         priv->rtllib->wmm_acm = network->qos_data.wmm_acm;
 626                         queue_work_rsl(priv->priv_wq, &priv->qos_activate);
 627                         RT_TRACE(COMP_QOS,
 628                                  "QoS parameters change call qos_activate\n");
 629                 }
 630         } else {
 631                 memcpy(&priv->rtllib->current_network.qos_data.parameters,
 632                        &def_qos_parameters, size);
 633
 634                 if ((network->qos_data.active == 1) && (active_network == 1)) {
 635                         queue_work_rsl(priv->priv_wq, &priv->qos_activate);
 636                         RT_TRACE(COMP_QOS,
 637                                  "QoS was disabled call qos_activate\n");
 638                 }
 639                 network->qos_data.active = 0;
 640                 network->qos_data.supported = 0;
 641         }
 642
 643         return 0;
 644 }
 645
 646 static int rtl8192_handle_beacon(struct net_device *dev,
 647         struct rtllib_beacon *beacon,
 648         struct rtllib_network *network)
 649 {
 650         struct r8192_priv *priv = rtllib_priv(dev);
 651
 652         rtl8192_qos_handle_probe_response(priv, 1, network);
 653
 654         queue_delayed_work_rsl(priv->priv_wq, &priv->update_beacon_wq, 0);
 655         return 0;
 656
 657 }
 658
 659 static int rtl8192_qos_association_resp(struct r8192_priv *priv,
 660         struct rtllib_network *network)
 661 {
 662         unsigned long flags;
 663         u32 size = sizeof(struct rtllib_qos_parameters);
 664         int set_qos_param = 0;
 665
 666         if ((priv == NULL) || (network == NULL))
 667                 return 0;
 668
 669         if (priv->rtllib->state != RTLLIB_LINKED)
 670                 return 0;
 671
 672         if (priv->rtllib->iw_mode != IW_MODE_INFRA)
 673                 return 0;
 674
 675         spin_lock_irqsave(&priv->rtllib->lock, flags);
 676         if (network->flags & NETWORK_HAS_QOS_PARAMETERS) {
 677                 memcpy(&priv->rtllib->current_network.qos_data.parameters,
 678                        &network->qos_data.parameters,
 679                        sizeof(struct rtllib_qos_parameters));
 680                 priv->rtllib->current_network.qos_data.active = 1;
 681                 priv->rtllib->wmm_acm = network->qos_data.wmm_acm;
 682                 set_qos_param = 1;
 683                 priv->rtllib->current_network.qos_data.old_param_count =
 684                         priv->rtllib->current_network.qos_data.param_count;
 685                 priv->rtllib->current_network.qos_data.param_count =
 686                         network->qos_data.param_count;
 687         } else {
 688                 memcpy(&priv->rtllib->current_network.qos_data.parameters,
 689                 &def_qos_parameters, size);
 690                 priv->rtllib->current_network.qos_data.active = 0;
 691                 priv->rtllib->current_network.qos_data.supported = 0;
 692                 set_qos_param = 1;
 693         }
 694
 695         spin_unlock_irqrestore(&priv->rtllib->lock, flags);
 696
 697         RT_TRACE(COMP_QOS, "%s: network->flags = %d,%d\n", __func__,
 698                  network->flags, priv->rtllib->current_network.qos_data.active);
 699         if (set_qos_param == 1) {
 700                 dm_init_edca_turbo(priv->rtllib->dev);
 701                 queue_work_rsl(priv->priv_wq, &priv->qos_activate);
 702         }
 703         return 0;
 704 }
 705
 706 static int rtl8192_handle_assoc_response(struct net_device *dev,
 707                                  struct rtllib_assoc_response_frame *resp,
 708                                  struct rtllib_network *network)
 709 {
 710         struct r8192_priv *priv = rtllib_priv(dev);
 711
 712         rtl8192_qos_association_resp(priv, network);
 713         return 0;
 714 }
 715
 716 static void rtl8192_prepare_beacon(struct r8192_priv *priv)
 717 {
 718         struct net_device *dev = priv->rtllib->dev;
 719         struct sk_buff *pskb = NULL, *pnewskb = NULL;
 720         struct cb_desc *tcb_desc = NULL;
 721         struct rtl8192_tx_ring *ring = NULL;
 722         struct tx_desc *pdesc = NULL;
 723
 724         ring = &priv->tx_ring[BEACON_QUEUE];
 725         pskb = __skb_dequeue(&ring->queue);
 726         kfree_skb(pskb);
 727
 728         pnewskb = rtllib_get_beacon(priv->rtllib);
 729         if (!pnewskb)
 730                 return;
 731
 732         tcb_desc = (struct cb_desc *)(pnewskb->cb + 8);
 733         tcb_desc->queue_index = BEACON_QUEUE;
 734         tcb_desc->data_rate = 2;
 735         tcb_desc->RATRIndex = 7;
 736         tcb_desc->bTxDisableRateFallBack = 1;
 737         tcb_desc->bTxUseDriverAssingedRate = 1;
 738         skb_push(pnewskb, priv->rtllib->tx_headroom);
 739
 740         pdesc = &ring->desc[0];
 741         priv->ops->tx_fill_descriptor(dev, pdesc, tcb_desc, pnewskb);
 742         __skb_queue_tail(&ring->queue, pnewskb);
 743         pdesc->OWN = 1;
 744 }
 745
 746 static void rtl8192_stop_beacon(struct net_device *dev)
 747 {
 748 }
 749
 750 void rtl8192_config_rate(struct net_device *dev, u16 *rate_config)
 751 {
 752         struct r8192_priv *priv = rtllib_priv(dev);
 753         struct rtllib_network *net;
 754         u8 i = 0, basic_rate = 0;
 755
 756         net = &priv->rtllib->current_network;
 757
 758         for (i = 0; i < net->rates_len; i++) {
 759                 basic_rate = net->rates[i] & 0x7f;
 760                 switch (basic_rate) {
 761                 case MGN_1M:
 762                         *rate_config |= RRSR_1M;
 763                         break;
 764                 case MGN_2M:
 765                         *rate_config |= RRSR_2M;
 766                         break;
 767                 case MGN_5_5M:
 768                         *rate_config |= RRSR_5_5M;
 769                         break;
 770                 case MGN_11M:
 771                         *rate_config |= RRSR_11M;
 772                         break;
 773                 case MGN_6M:
 774                         *rate_config |= RRSR_6M;
 775                         break;
 776                 case MGN_9M:
 777                         *rate_config |= RRSR_9M;
 778                         break;
 779                 case MGN_12M:
 780                         *rate_config |= RRSR_12M;
 781                         break;
 782                 case MGN_18M:
 783                         *rate_config |= RRSR_18M;
 784                         break;
 785                 case MGN_24M:
 786                         *rate_config |= RRSR_24M;
 787                         break;
 788                 case MGN_36M:
 789                         *rate_config |= RRSR_36M;
 790                         break;
 791                 case MGN_48M:
 792                         *rate_config |= RRSR_48M;
 793                         break;
 794                 case MGN_54M:
 795                         *rate_config |= RRSR_54M;
 796                         break;
 797                 }
 798         }
 799
 800         for (i = 0; i < net->rates_ex_len; i++) {
 801                 basic_rate = net->rates_ex[i] & 0x7f;
 802                 switch (basic_rate) {
 803                 case MGN_1M:
 804                         *rate_config |= RRSR_1M;
 805                         break;
 806                 case MGN_2M:
 807                         *rate_config |= RRSR_2M;
 808                         break;
 809                 case MGN_5_5M:
 810                         *rate_config |= RRSR_5_5M;
 811                         break;
 812                 case MGN_11M:
 813                         *rate_config |= RRSR_11M;
 814                         break;
 815                 case MGN_6M:
 816                         *rate_config |= RRSR_6M;
 817                         break;
 818                 case MGN_9M:
 819                         *rate_config |= RRSR_9M;
 820                         break;
 821                 case MGN_12M:
 822                         *rate_config |= RRSR_12M;
 823                         break;
 824                 case MGN_18M:
 825                         *rate_config |= RRSR_18M;
 826                         break;
 827                 case MGN_24M:
 828                         *rate_config |= RRSR_24M;
 829                         break;
 830                 case MGN_36M:
 831                         *rate_config |= RRSR_36M;
 832                         break;
 833                 case MGN_48M:
 834                         *rate_config |= RRSR_48M;
 835                         break;
 836                 case MGN_54M:
 837                         *rate_config |= RRSR_54M;
 838                         break;
 839                 }
 840         }
 841 }
 842
 843 static void rtl8192_refresh_supportrate(struct r8192_priv *priv)
 844 {
 845         struct rtllib_device *ieee = priv->rtllib;
 846
 847         if (ieee->mode == WIRELESS_MODE_N_24G ||
 848             ieee->mode == WIRELESS_MODE_N_5G) {
 849                 memcpy(ieee->Regdot11HTOperationalRateSet,
 850                        ieee->RegHTSuppRateSet, 16);
 851                 memcpy(ieee->Regdot11TxHTOperationalRateSet,
 852                        ieee->RegHTSuppRateSet, 16);
 853
 854         } else {
 855                 memset(ieee->Regdot11HTOperationalRateSet, 0, 16);
 856         }
 857 }
 858
 859 static u8 rtl8192_getSupportedWireleeMode(struct net_device *dev)
 860 {
 861         struct r8192_priv *priv = rtllib_priv(dev);
 862         u8 ret = 0;
 863
 864         switch (priv->rf_chip) {
 865         case RF_8225:
 866         case RF_8256:
 867         case RF_6052:
 868         case RF_PSEUDO_11N:
 869                 ret = (WIRELESS_MODE_N_24G|WIRELESS_MODE_G | WIRELESS_MODE_B);
 870                 break;
 871         case RF_8258:
 872                 ret = (WIRELESS_MODE_A | WIRELESS_MODE_N_5G);
 873                 break;
 874         default:
 875                 ret = WIRELESS_MODE_B;
 876                 break;
 877         }
 878         return ret;
 879 }
 880
 881 void rtl8192_SetWirelessMode(struct net_device *dev, u8 wireless_mode)
 882 {
 883         struct r8192_priv *priv = rtllib_priv(dev);
 884         u8 bSupportMode = rtl8192_getSupportedWireleeMode(dev);
 885
 886         if ((wireless_mode == WIRELESS_MODE_AUTO) ||
 887             ((wireless_mode & bSupportMode) == 0)) {
 888                 if (bSupportMode & WIRELESS_MODE_N_24G) {
 889                         wireless_mode = WIRELESS_MODE_N_24G;
 890                 } else if (bSupportMode & WIRELESS_MODE_N_5G) {
 891                         wireless_mode = WIRELESS_MODE_N_5G;
 892                 } else if ((bSupportMode & WIRELESS_MODE_A)) {
 893                         wireless_mode = WIRELESS_MODE_A;
 894                 } else if ((bSupportMode & WIRELESS_MODE_G)) {
 895                         wireless_mode = WIRELESS_MODE_G;
 896                 } else if ((bSupportMode & WIRELESS_MODE_B)) {
 897                         wireless_mode = WIRELESS_MODE_B;
 898                 } else {
 899                         RT_TRACE(COMP_ERR,
 900                                  "%s(), No valid wireless mode supported (%x)!!!\n",
 901                                  __func__, bSupportMode);
 902                         wireless_mode = WIRELESS_MODE_B;
 903                 }
 904         }
 905
 906         if ((wireless_mode & (WIRELESS_MODE_B | WIRELESS_MODE_G)) ==
 907             (WIRELESS_MODE_G | WIRELESS_MODE_B))
 908                 wireless_mode = WIRELESS_MODE_G;
 909
 910         priv->rtllib->mode = wireless_mode;
 911
 912         ActUpdateChannelAccessSetting(dev, wireless_mode,
 913                                       &priv->ChannelAccessSetting);
 914
 915         if ((wireless_mode == WIRELESS_MODE_N_24G) ||
 916             (wireless_mode == WIRELESS_MODE_N_5G)) {
 917                 priv->rtllib->pHTInfo->bEnableHT = 1;
 918         RT_TRACE(COMP_DBG, "%s(), wireless_mode:%x, bEnableHT = 1\n",
 919                  __func__, wireless_mode);
 920         } else {
 921                 priv->rtllib->pHTInfo->bEnableHT = 0;
 922                 RT_TRACE(COMP_DBG, "%s(), wireless_mode:%x, bEnableHT = 0\n",
 923                          __func__, wireless_mode);
 924         }
 925
 926         RT_TRACE(COMP_INIT, "Current Wireless Mode is %x\n", wireless_mode);
 927         rtl8192_refresh_supportrate(priv);
 928 }
 929
 930 static int _rtl8192_sta_up(struct net_device *dev, bool is_silent_reset)
 931 {
 932         struct r8192_priv *priv = rtllib_priv(dev);
 933         struct rt_pwr_save_ctrl *pPSC = (struct rt_pwr_save_ctrl *)
 934                                         (&(priv->rtllib->PowerSaveControl));
 935         bool init_status = true;
 936
 937         priv->bDriverIsGoingToUnload = false;
 938         priv->bdisable_nic = false;
 939
 940         priv->up = 1;
 941         priv->rtllib->ieee_up = 1;
 942
 943         priv->up_first_time = 0;
 944         RT_TRACE(COMP_INIT, "Bringing up iface");
 945         priv->bfirst_init = true;
 946         init_status = priv->ops->initialize_adapter(dev);
 947         if (!init_status) {
 948                 RT_TRACE(COMP_ERR, "ERR!!! %s(): initialization is failed!\n",
 949                          __func__);
 950                 priv->bfirst_init = false;
 951                 return -1;
 952         }
 953
 954         RT_TRACE(COMP_INIT, "start adapter finished\n");
 955         RT_CLEAR_PS_LEVEL(pPSC, RT_RF_OFF_LEVL_HALT_NIC);
 956         priv->bfirst_init = false;
 957
 958         if (priv->polling_timer_on == 0)
 959                 check_rfctrl_gpio_timer((unsigned long)dev);
 960
 961         if (priv->rtllib->state != RTLLIB_LINKED)
 962                 rtllib_softmac_start_protocol(priv->rtllib, 0);
 963         rtllib_reset_queue(priv->rtllib);
 964         watch_dog_timer_callback((unsigned long) dev);
 965
 966         if (!netif_queue_stopped(dev))
 967                 netif_start_queue(dev);
 968         else
 969                 netif_wake_queue(dev);
 970
 971         return 0;
 972 }
 973
 974 static int rtl8192_sta_down(struct net_device *dev, bool shutdownrf)
 975 {
 976         struct r8192_priv *priv = rtllib_priv(dev);
 977         unsigned long flags = 0;
 978         u8 RFInProgressTimeOut = 0;
 979
 980         if (priv->up == 0)
 981                 return -1;
 982
 983         if (priv->rtllib->rtllib_ips_leave != NULL)
 984                 priv->rtllib->rtllib_ips_leave(dev);
 985
 986         if (priv->rtllib->state == RTLLIB_LINKED)
 987                 LeisurePSLeave(dev);
 988
 989         priv->bDriverIsGoingToUnload = true;
 990         priv->up = 0;
 991         priv->rtllib->ieee_up = 0;
 992         priv->bfirst_after_down = true;
 993         RT_TRACE(COMP_DOWN, "==========>%s()\n", __func__);
 994         if (!netif_queue_stopped(dev))
 995                 netif_stop_queue(dev);
 996
 997         priv->rtllib->wpa_ie_len = 0;
 998         kfree(priv->rtllib->wpa_ie);
 999         priv->rtllib->wpa_ie = NULL;
1000         CamResetAllEntry(dev);
1001         memset(priv->rtllib->swcamtable, 0, sizeof(struct sw_cam_table) * 32);
1002         rtl8192_irq_disable(dev);
1003
1004         del_timer_sync(&priv->watch_dog_timer);
1005         rtl8192_cancel_deferred_work(priv);
1006         cancel_delayed_work(&priv->rtllib->hw_wakeup_wq);
1007
1008         rtllib_softmac_stop_protocol(priv->rtllib, 0, true);
1009         spin_lock_irqsave(&priv->rf_ps_lock, flags);
1010         while (priv->RFChangeInProgress) {
1011                 spin_unlock_irqrestore(&priv->rf_ps_lock, flags);
1012                 if (RFInProgressTimeOut > 100) {
1013                         spin_lock_irqsave(&priv->rf_ps_lock, flags);
1014                         break;
1015                 }
1016                 RT_TRACE(COMP_DBG,
1017                          "===>%s():RF is in progress, need to wait until rf change is done.\n",
1018                          __func__);
1019                 mdelay(1);
1020                 RFInProgressTimeOut++;
1021                 spin_lock_irqsave(&priv->rf_ps_lock, flags);
1022         }
1023         priv->RFChangeInProgress = true;
1024         spin_unlock_irqrestore(&priv->rf_ps_lock, flags);
1025         priv->ops->stop_adapter(dev, false);
1026         spin_lock_irqsave(&priv->rf_ps_lock, flags);
1027         priv->RFChangeInProgress = false;
1028         spin_unlock_irqrestore(&priv->rf_ps_lock, flags);
1029         udelay(100);
1030         memset(&priv->rtllib->current_network, 0,
1031                offsetof(struct rtllib_network, list));
1032         RT_TRACE(COMP_DOWN, "<==========%s()\n", __func__);
1033
1034         return 0;
1035 }
1036
1037 static void rtl8192_init_priv_handler(struct net_device *dev)
1038 {
1039         struct r8192_priv *priv = rtllib_priv(dev);
1040
1041         priv->rtllib->softmac_hard_start_xmit   = rtl8192_hard_start_xmit;
1042         priv->rtllib->set_chan                  = rtl8192_set_chan;
1043         priv->rtllib->link_change               = priv->ops->link_change;
1044         priv->rtllib->softmac_data_hard_start_xmit = rtl8192_hard_data_xmit;
1045         priv->rtllib->data_hard_stop            = rtl8192_data_hard_stop;
1046         priv->rtllib->data_hard_resume          = rtl8192_data_hard_resume;
1047         priv->rtllib->check_nic_enough_desc     = rtl8192_check_nic_enough_desc;
1048         priv->rtllib->get_nic_desc_num          = rtl8192_get_nic_desc_num;
1049         priv->rtllib->handle_assoc_response     = rtl8192_handle_assoc_response;
1050         priv->rtllib->handle_beacon             = rtl8192_handle_beacon;
1051         priv->rtllib->SetWirelessMode           = rtl8192_SetWirelessMode;
1052         priv->rtllib->LeisurePSLeave            = LeisurePSLeave;
1053         priv->rtllib->SetBWModeHandler          = rtl8192_SetBWMode;
1054         priv->rf_set_chan                       = rtl8192_phy_SwChnl;
1055
1056         priv->rtllib->start_send_beacons = rtl8192e_start_beacon;
1057         priv->rtllib->stop_send_beacons = rtl8192_stop_beacon;
1058
1059         priv->rtllib->sta_wake_up = rtl8192_hw_wakeup;
1060         priv->rtllib->enter_sleep_state = rtl8192_hw_to_sleep;
1061         priv->rtllib->ps_is_queue_empty = rtl8192_is_tx_queue_empty;
1062
1063         priv->rtllib->GetNmodeSupportBySecCfg = rtl8192_GetNmodeSupportBySecCfg;
1064         priv->rtllib->GetHalfNmodeSupportByAPsHandler =
1065                                          rtl8192_GetHalfNmodeSupportByAPs;
1066
1067         priv->rtllib->SetHwRegHandler = rtl8192e_SetHwReg;
1068         priv->rtllib->AllowAllDestAddrHandler = rtl8192_AllowAllDestAddr;
1069         priv->rtllib->SetFwCmdHandler = NULL;
1070         priv->rtllib->InitialGainHandler = InitialGain819xPci;
1071         priv->rtllib->rtllib_ips_leave_wq = rtllib_ips_leave_wq;
1072         priv->rtllib->rtllib_ips_leave = rtllib_ips_leave;
1073
1074         priv->rtllib->LedControlHandler = NULL;
1075         priv->rtllib->UpdateBeaconInterruptHandler = NULL;
1076
1077         priv->rtllib->ScanOperationBackupHandler = PHY_ScanOperationBackup8192;
1078
1079         priv->rtllib->rtllib_rfkill_poll = NULL;
1080 }
1081
1082 static void rtl8192_init_priv_constant(struct net_device *dev)
1083 {
1084         struct r8192_priv *priv = rtllib_priv(dev);
1085         struct rt_pwr_save_ctrl *pPSC = (struct rt_pwr_save_ctrl *)
1086                                         &(priv->rtllib->PowerSaveControl);
1087
1088         pPSC->RegMaxLPSAwakeIntvl = 5;
1089
1090         priv->RegPciASPM = 2;
1091
1092         priv->RegDevicePciASPMSetting = 0x03;
1093
1094         priv->RegHostPciASPMSetting = 0x02;
1095
1096         priv->RegHwSwRfOffD3 = 2;
1097
1098         priv->RegSupportPciASPM = 2;
1099 }
1100
1101
1102 static void rtl8192_init_priv_variable(struct net_device *dev)
1103 {
1104         struct r8192_priv *priv = rtllib_priv(dev);
1105         u8 i;
1106
1107         priv->AcmMethod = eAcmWay2_SW;
1108         priv->dot11CurrentPreambleMode = PREAMBLE_AUTO;
1109         priv->rtllib->hwscan_sem_up = 1;
1110         priv->rtllib->status = 0;
1111         priv->H2CTxCmdSeq = 0;
1112         priv->bDisableFrameBursting = false;
1113         priv->bDMInitialGainEnable = true;
1114         priv->polling_timer_on = 0;
1115         priv->up_first_time = 1;
1116         priv->blinked_ingpio = false;
1117         priv->bDriverIsGoingToUnload = false;
1118         priv->being_init_adapter = false;
1119         priv->initialized_at_probe = false;
1120         priv->sw_radio_on = true;
1121         priv->bdisable_nic = false;
1122         priv->bfirst_init = false;
1123         priv->txringcount = 64;
1124         priv->rxbuffersize = 9100;
1125         priv->rxringcount = MAX_RX_COUNT;
1126         priv->irq_enabled = 0;
1127         priv->chan = 1;
1128         priv->RegWirelessMode = WIRELESS_MODE_AUTO;
1129         priv->RegChannelPlan = 0xf;
1130         priv->nrxAMPDU_size = 0;
1131         priv->nrxAMPDU_aggr_num = 0;
1132         priv->last_rxdesc_tsf_high = 0;
1133         priv->last_rxdesc_tsf_low = 0;
1134         priv->rtllib->mode = WIRELESS_MODE_AUTO;
1135         priv->rtllib->iw_mode = IW_MODE_INFRA;
1136         priv->rtllib->bNetPromiscuousMode = false;
1137         priv->rtllib->IntelPromiscuousModeInfo.bPromiscuousOn = false;
1138         priv->rtllib->IntelPromiscuousModeInfo.bFilterSourceStationFrame =
1139                                                                  false;
1140         priv->rtllib->ieee_up = 0;
1141         priv->retry_rts = DEFAULT_RETRY_RTS;
1142         priv->retry_data = DEFAULT_RETRY_DATA;
1143         priv->rtllib->rts = DEFAULT_RTS_THRESHOLD;
1144         priv->rtllib->rate = 110;
1145         priv->rtllib->short_slot = 1;
1146         priv->promisc = (dev->flags & IFF_PROMISC) ? 1 : 0;
1147         priv->bcck_in_ch14 = false;
1148         priv->bfsync_processing  = false;
1149         priv->CCKPresentAttentuation = 0;
1150         priv->rfa_txpowertrackingindex = 0;
1151         priv->rfc_txpowertrackingindex = 0;
1152         priv->CckPwEnl = 6;
1153         priv->ScanDelay = 50;
1154         priv->ResetProgress = RESET_TYPE_NORESET;
1155         priv->bForcedSilentReset = false;
1156         priv->bDisableNormalResetCheck = false;
1157         priv->force_reset = false;
1158         memset(priv->rtllib->swcamtable, 0, sizeof(struct sw_cam_table) * 32);
1159
1160         memset(&priv->InterruptLog, 0, sizeof(struct log_int_8190));
1161         priv->RxCounter = 0;
1162         priv->rtllib->wx_set_enc = 0;
1163         priv->bHwRadioOff = false;
1164         priv->RegRfOff = false;
1165         priv->isRFOff = false;
1166         priv->bInPowerSaveMode = false;
1167         priv->rtllib->RfOffReason = 0;
1168         priv->RFChangeInProgress = false;
1169         priv->bHwRfOffAction = 0;
1170         priv->SetRFPowerStateInProgress = false;
1171         priv->rtllib->PowerSaveControl.bInactivePs = true;
1172         priv->rtllib->PowerSaveControl.bIPSModeBackup = false;
1173         priv->rtllib->PowerSaveControl.bLeisurePs = true;
1174         priv->rtllib->PowerSaveControl.bFwCtrlLPS = false;
1175         priv->rtllib->LPSDelayCnt = 0;
1176         priv->rtllib->sta_sleep = LPS_IS_WAKE;
1177         priv->rtllib->eRFPowerState = eRfOn;
1178
1179         priv->txpower_checkcnt = 0;
1180         priv->thermal_readback_index = 0;
1181         priv->txpower_tracking_callback_cnt = 0;
1182         priv->ccktxpower_adjustcnt_ch14 = 0;
1183         priv->ccktxpower_adjustcnt_not_ch14 = 0;
1184
1185         priv->rtllib->current_network.beacon_interval = DEFAULT_BEACONINTERVAL;
1186         priv->rtllib->iw_mode = IW_MODE_INFRA;
1187         priv->rtllib->active_scan = 1;
1188         priv->rtllib->be_scan_inprogress = false;
1189         priv->rtllib->modulation = RTLLIB_CCK_MODULATION |
1190                                    RTLLIB_OFDM_MODULATION;
1191         priv->rtllib->host_encrypt = 1;
1192         priv->rtllib->host_decrypt = 1;
1193
1194         priv->rtllib->dot11PowerSaveMode = eActive;
1195         priv->rtllib->fts = DEFAULT_FRAG_THRESHOLD;
1196         priv->rtllib->MaxMssDensity = 0;
1197         priv->rtllib->MinSpaceCfg = 0;
1198
1199         priv->card_type = PCI;
1200
1201         priv->AcmControl = 0;
1202         priv->pFirmware = vzalloc(sizeof(struct rt_firmware));
1203         if (!priv->pFirmware)
1204                 netdev_err(dev,
1205                            "rtl8192e: Unable to allocate space for firmware\n");
1206
1207         skb_queue_head_init(&priv->rx_queue);
1208         skb_queue_head_init(&priv->skb_queue);
1209
1210         for (i = 0; i < MAX_QUEUE_SIZE; i++)
1211                 skb_queue_head_init(&priv->rtllib->skb_waitQ[i]);
1212         for (i = 0; i < MAX_QUEUE_SIZE; i++)
1213                 skb_queue_head_init(&priv->rtllib->skb_aggQ[i]);
1214 }
1215
1216 static void rtl8192_init_priv_lock(struct r8192_priv *priv)
1217 {
1218         spin_lock_init(&priv->fw_scan_lock);
1219         spin_lock_init(&priv->tx_lock);
1220         spin_lock_init(&priv->irq_lock);
1221         spin_lock_init(&priv->irq_th_lock);
1222         spin_lock_init(&priv->rf_ps_lock);
1223         spin_lock_init(&priv->ps_lock);
1224         spin_lock_init(&priv->rf_lock);
1225         spin_lock_init(&priv->rt_h2c_lock);
1226         sema_init(&priv->wx_sem, 1);
1227         sema_init(&priv->rf_sem, 1);
1228         mutex_init(&priv->mutex);
1229 }
1230
1231 static void rtl8192_init_priv_task(struct net_device *dev)
1232 {
1233         struct r8192_priv *priv = rtllib_priv(dev);
1234
1235         priv->priv_wq = create_workqueue(DRV_NAME);
1236         INIT_WORK_RSL(&priv->reset_wq, (void *)rtl8192_restart, dev);
1237         INIT_WORK_RSL(&priv->rtllib->ips_leave_wq, (void *)IPSLeave_wq, dev);
1238         INIT_DELAYED_WORK_RSL(&priv->watch_dog_wq,
1239                               (void *)rtl819x_watchdog_wqcallback, dev);
1240         INIT_DELAYED_WORK_RSL(&priv->txpower_tracking_wq,
1241                               (void *)dm_txpower_trackingcallback, dev);
1242         INIT_DELAYED_WORK_RSL(&priv->rfpath_check_wq,
1243                               (void *)dm_rf_pathcheck_workitemcallback, dev);
1244         INIT_DELAYED_WORK_RSL(&priv->update_beacon_wq,
1245                               (void *)rtl8192_update_beacon, dev);
1246         INIT_WORK_RSL(&priv->qos_activate, (void *)rtl8192_qos_activate, dev);
1247         INIT_DELAYED_WORK_RSL(&priv->rtllib->hw_wakeup_wq,
1248                               (void *) rtl8192_hw_wakeup_wq, dev);
1249         INIT_DELAYED_WORK_RSL(&priv->rtllib->hw_sleep_wq,
1250                               (void *) rtl8192_hw_sleep_wq, dev);
1251         tasklet_init(&priv->irq_rx_tasklet,
1252                      (void(*)(unsigned long))rtl8192_irq_rx_tasklet,
1253                      (unsigned long)priv);
1254         tasklet_init(&priv->irq_tx_tasklet,
1255                      (void(*)(unsigned long))rtl8192_irq_tx_tasklet,
1256                      (unsigned long)priv);
1257         tasklet_init(&priv->irq_prepare_beacon_tasklet,
1258                      (void(*)(unsigned long))rtl8192_prepare_beacon,
1259                      (unsigned long)priv);
1260 }
1261
1262 static short rtl8192_get_channel_map(struct net_device *dev)
1263 {
1264         int i;
1265
1266         struct r8192_priv *priv = rtllib_priv(dev);
1267
1268         if ((priv->rf_chip != RF_8225) && (priv->rf_chip != RF_8256)
1269                         && (priv->rf_chip != RF_6052)) {
1270                 RT_TRACE(COMP_ERR,
1271                          "%s: unknown rf chip, can't set channel map\n",
1272                          __func__);
1273                 return -1;
1274         }
1275
1276         if (priv->ChannelPlan >= COUNTRY_CODE_MAX) {
1277                 netdev_info(dev,
1278                             "rtl819x_init:Error channel plan! Set to default.\n");
1279                 priv->ChannelPlan = COUNTRY_CODE_FCC;
1280         }
1281         RT_TRACE(COMP_INIT, "Channel plan is %d\n", priv->ChannelPlan);
1282         dot11d_init(priv->rtllib);
1283         Dot11d_Channelmap(priv->ChannelPlan, priv->rtllib);
1284         for (i = 1; i <= 11; i++)
1285                 (priv->rtllib->active_channel_map)[i] = 1;
1286         (priv->rtllib->active_channel_map)[12] = 2;
1287         (priv->rtllib->active_channel_map)[13] = 2;
1288
1289         return 0;
1290 }
1291
1292 static short rtl8192_init(struct net_device *dev)
1293 {
1294         struct r8192_priv *priv = rtllib_priv(dev);
1295
1296         memset(&(priv->stats), 0, sizeof(struct rt_stats));
1297
1298         rtl8192_init_priv_handler(dev);
1299         rtl8192_init_priv_constant(dev);
1300         rtl8192_init_priv_variable(dev);
1301         rtl8192_init_priv_lock(priv);
1302         rtl8192_init_priv_task(dev);
1303         priv->ops->get_eeprom_size(dev);
1304         priv->ops->init_adapter_variable(dev);
1305         rtl8192_get_channel_map(dev);
1306
1307         init_hal_dm(dev);
1308
1309         init_timer(&priv->watch_dog_timer);
1310         setup_timer(&priv->watch_dog_timer,
1311                     watch_dog_timer_callback,
1312                     (unsigned long) dev);
1313
1314         init_timer(&priv->gpio_polling_timer);
1315         setup_timer(&priv->gpio_polling_timer,
1316                     check_rfctrl_gpio_timer,
1317                     (unsigned long)dev);
1318
1319         rtl8192_irq_disable(dev);
1320         if (request_irq(dev->irq, rtl8192_interrupt, IRQF_SHARED,
1321             dev->name, dev)) {
1322                 netdev_err(dev, "Error allocating IRQ %d", dev->irq);
1323                 return -1;
1324         }
1325
1326         priv->irq = dev->irq;
1327         RT_TRACE(COMP_INIT, "IRQ %d\n", dev->irq);
1328
1329         if (rtl8192_pci_initdescring(dev) != 0) {
1330                 netdev_err(dev, "Endopoints initialization failed");
1331                 free_irq(dev->irq, dev);
1332                 return -1;
1333         }
1334
1335         return 0;
1336 }
1337
1338 /***************************************************************************
1339         -------------------------------WATCHDOG STUFF---------------------------
1340 ***************************************************************************/
1341 short rtl8192_is_tx_queue_empty(struct net_device *dev)
1342 {
1343         int i = 0;
1344         struct r8192_priv *priv = rtllib_priv(dev);
1345
1346         for (i = 0; i <= MGNT_QUEUE; i++) {
1347                 if ((i == TXCMD_QUEUE) || (i == HCCA_QUEUE))
1348                         continue;
1349                 if (skb_queue_len(&(&priv->tx_ring[i])->queue) > 0) {
1350                         netdev_info(dev, "===>tx queue is not empty:%d, %d\n",
1351                                i, skb_queue_len(&(&priv->tx_ring[i])->queue));
1352                         return 0;
1353                 }
1354         }
1355         return 1;
1356 }
1357
1358 static enum reset_type rtl819x_TxCheckStuck(struct net_device *dev)
1359 {
1360         struct r8192_priv *priv = rtllib_priv(dev);
1361         u8      QueueID;
1362         u8      ResetThreshold = NIC_SEND_HANG_THRESHOLD_POWERSAVE;
1363         bool    bCheckFwTxCnt = false;
1364         struct rtl8192_tx_ring  *ring = NULL;
1365         struct sk_buff *skb = NULL;
1366         struct cb_desc *tcb_desc = NULL;
1367         unsigned long flags = 0;
1368
1369         switch (priv->rtllib->ps) {
1370         case RTLLIB_PS_DISABLED:
1371                 ResetThreshold = NIC_SEND_HANG_THRESHOLD_NORMAL;
1372                 break;
1373         case (RTLLIB_PS_MBCAST|RTLLIB_PS_UNICAST):
1374                 ResetThreshold = NIC_SEND_HANG_THRESHOLD_POWERSAVE;
1375                 break;
1376         default:
1377                 ResetThreshold = NIC_SEND_HANG_THRESHOLD_POWERSAVE;
1378                 break;
1379         }
1380         spin_lock_irqsave(&priv->irq_th_lock, flags);
1381         for (QueueID = 0; QueueID < MAX_TX_QUEUE; QueueID++) {
1382                 if (QueueID == TXCMD_QUEUE)
1383                         continue;
1384
1385                 if (QueueID == BEACON_QUEUE)
1386                         continue;
1387
1388                 ring = &priv->tx_ring[QueueID];
1389
1390                 if (skb_queue_len(&ring->queue) == 0) {
1391                         continue;
1392                 } else {
1393                         skb = (&ring->queue)->next;
1394                         tcb_desc = (struct cb_desc *)(skb->cb +
1395                                     MAX_DEV_ADDR_SIZE);
1396                         tcb_desc->nStuckCount++;
1397                         bCheckFwTxCnt = true;
1398                         if (tcb_desc->nStuckCount > 1)
1399                                 netdev_info(dev,
1400                                             "%s: QueueID=%d tcb_desc->nStuckCount=%d\n",
1401                                             __func__, QueueID,
1402                                             tcb_desc->nStuckCount);
1403                 }
1404         }
1405         spin_unlock_irqrestore(&priv->irq_th_lock, flags);
1406
1407         if (bCheckFwTxCnt) {
1408                 if (priv->ops->TxCheckStuckHandler(dev)) {
1409                         RT_TRACE(COMP_RESET,
1410                                  "TxCheckStuck(): Fw indicates no Tx condition!\n");
1411                         return RESET_TYPE_SILENT;
1412                 }
1413         }
1414
1415         return RESET_TYPE_NORESET;
1416 }
1417
1418 static enum reset_type rtl819x_RxCheckStuck(struct net_device *dev)
1419 {
1420         struct r8192_priv *priv = rtllib_priv(dev);
1421
1422         if (priv->ops->RxCheckStuckHandler(dev)) {
1423                 RT_TRACE(COMP_RESET, "RxStuck Condition\n");
1424                 return RESET_TYPE_SILENT;
1425         }
1426
1427         return RESET_TYPE_NORESET;
1428 }
1429
1430 static enum reset_type rtl819x_ifcheck_resetornot(struct net_device *dev)
1431 {
1432         struct r8192_priv *priv = rtllib_priv(dev);
1433         enum reset_type TxResetType = RESET_TYPE_NORESET;
1434         enum reset_type RxResetType = RESET_TYPE_NORESET;
1435         enum rt_rf_power_state rfState;
1436
1437         rfState = priv->rtllib->eRFPowerState;
1438
1439         if (rfState == eRfOn)
1440                 TxResetType = rtl819x_TxCheckStuck(dev);
1441
1442         if (rfState == eRfOn &&
1443             (priv->rtllib->iw_mode == IW_MODE_INFRA) &&
1444             (priv->rtllib->state == RTLLIB_LINKED))
1445                 RxResetType = rtl819x_RxCheckStuck(dev);
1446
1447         if (TxResetType == RESET_TYPE_NORMAL ||
1448             RxResetType == RESET_TYPE_NORMAL) {
1449                 netdev_info(dev, "%s(): TxResetType is %d, RxResetType is %d\n",
1450                             __func__, TxResetType, RxResetType);
1451                 return RESET_TYPE_NORMAL;
1452         } else if (TxResetType == RESET_TYPE_SILENT ||
1453                    RxResetType == RESET_TYPE_SILENT) {
1454                 netdev_info(dev, "%s(): TxResetType is %d, RxResetType is %d\n",
1455                             __func__, TxResetType, RxResetType);
1456                 return RESET_TYPE_SILENT;
1457         } else {
1458                 return RESET_TYPE_NORESET;
1459         }
1460
1461 }
1462
1463 static void rtl819x_silentreset_mesh_bk(struct net_device *dev, u8 IsPortal)
1464 {
1465 }
1466
1467 static void rtl819x_ifsilentreset(struct net_device *dev)
1468 {
1469         struct r8192_priv *priv = rtllib_priv(dev);
1470         u8      reset_times = 0;
1471         int reset_status = 0;
1472         struct rtllib_device *ieee = priv->rtllib;
1473         unsigned long flag;
1474
1475         u8 IsPortal = 0;
1476
1477
1478         if (priv->ResetProgress == RESET_TYPE_NORESET) {
1479
1480                 RT_TRACE(COMP_RESET, "=========>Reset progress!!\n");
1481
1482                 priv->ResetProgress = RESET_TYPE_SILENT;
1483
1484                 spin_lock_irqsave(&priv->rf_ps_lock, flag);
1485                 if (priv->RFChangeInProgress) {
1486                         spin_unlock_irqrestore(&priv->rf_ps_lock, flag);
1487                         goto END;
1488                 }
1489                 priv->RFChangeInProgress = true;
1490                 priv->bResetInProgress = true;
1491                 spin_unlock_irqrestore(&priv->rf_ps_lock, flag);
1492
1493 RESET_START:
1494
1495                 down(&priv->wx_sem);
1496
1497                 if (priv->rtllib->state == RTLLIB_LINKED)
1498                         LeisurePSLeave(dev);
1499
1500                 if (priv->up) {
1501                         RT_TRACE(COMP_ERR,
1502                                  "%s():the driver is not up! return\n",
1503                                  __func__);
1504                         up(&priv->wx_sem);
1505                         return;
1506                 }
1507                 priv->up = 0;
1508
1509                 RT_TRACE(COMP_RESET, "%s():======>start to down the driver\n",
1510                           __func__);
1511                 mdelay(1000);
1512                 RT_TRACE(COMP_RESET,
1513                          "%s():111111111111111111111111======>start to down the driver\n",
1514                          __func__);
1515
1516                 if (!netif_queue_stopped(dev))
1517                         netif_stop_queue(dev);
1518
1519                 rtl8192_irq_disable(dev);
1520                 del_timer_sync(&priv->watch_dog_timer);
1521                 rtl8192_cancel_deferred_work(priv);
1522                 deinit_hal_dm(dev);
1523                 rtllib_stop_scan_syncro(ieee);
1524
1525                 if (ieee->state == RTLLIB_LINKED) {
1526                         SEM_DOWN_IEEE_WX(&ieee->wx_sem);
1527                         netdev_info(dev, "ieee->state is RTLLIB_LINKED\n");
1528                         rtllib_stop_send_beacons(priv->rtllib);
1529                         del_timer_sync(&ieee->associate_timer);
1530                         cancel_delayed_work(&ieee->associate_retry_wq);
1531                         rtllib_stop_scan(ieee);
1532                         netif_carrier_off(dev);
1533                         SEM_UP_IEEE_WX(&ieee->wx_sem);
1534                 } else {
1535                         netdev_info(dev, "ieee->state is NOT LINKED\n");
1536                         rtllib_softmac_stop_protocol(priv->rtllib, 0 , true);
1537                 }
1538
1539                 dm_backup_dynamic_mechanism_state(dev);
1540
1541                 up(&priv->wx_sem);
1542                 RT_TRACE(COMP_RESET,
1543                          "%s():<==========down process is finished\n",
1544                          __func__);
1545
1546                 RT_TRACE(COMP_RESET, "%s():<===========up process start\n",
1547                          __func__);
1548                 reset_status = _rtl8192_up(dev, true);
1549
1550                 RT_TRACE(COMP_RESET,
1551                          "%s():<===========up process is finished\n", __func__);
1552                 if (reset_status == -1) {
1553                         if (reset_times < 3) {
1554                                 reset_times++;
1555                                 goto RESET_START;
1556                         } else {
1557                                 RT_TRACE(COMP_ERR,
1558                                          " ERR!!! %s():  Reset Failed!!\n",
1559                                          __func__);
1560                         }
1561                 }
1562
1563                 ieee->is_silent_reset = 1;
1564
1565                 spin_lock_irqsave(&priv->rf_ps_lock, flag);
1566                 priv->RFChangeInProgress = false;
1567                 spin_unlock_irqrestore(&priv->rf_ps_lock, flag);
1568
1569                 EnableHWSecurityConfig8192(dev);
1570
1571                 if (ieee->state == RTLLIB_LINKED && ieee->iw_mode ==
1572                     IW_MODE_INFRA) {
1573                         ieee->set_chan(ieee->dev,
1574                                        ieee->current_network.channel);
1575
1576                         queue_work_rsl(ieee->wq, &ieee->associate_complete_wq);
1577
1578                 } else if (ieee->state == RTLLIB_LINKED && ieee->iw_mode ==
1579                            IW_MODE_ADHOC) {
1580                         ieee->set_chan(ieee->dev,
1581                                        ieee->current_network.channel);
1582                         ieee->link_change(ieee->dev);
1583
1584                         notify_wx_assoc_event(ieee);
1585
1586                         rtllib_start_send_beacons(ieee);
1587
1588                         if (ieee->data_hard_resume)
1589                                 ieee->data_hard_resume(ieee->dev);
1590                         netif_carrier_on(ieee->dev);
1591                 } else if (ieee->iw_mode == IW_MODE_MESH) {
1592                         rtl819x_silentreset_mesh_bk(dev, IsPortal);
1593                 }
1594
1595                 CamRestoreAllEntry(dev);
1596                 dm_restore_dynamic_mechanism_state(dev);
1597 END:
1598                 priv->ResetProgress = RESET_TYPE_NORESET;
1599                 priv->reset_count++;
1600
1601                 priv->bForcedSilentReset = false;
1602                 priv->bResetInProgress = false;
1603
1604                 write_nic_byte(dev, UFWP, 1);
1605                 RT_TRACE(COMP_RESET, "Reset finished!! ====>[%d]\n",
1606                          priv->reset_count);
1607         }
1608 }
1609
1610 static void rtl819x_update_rxcounts(struct r8192_priv *priv, u32 *TotalRxBcnNum,
1611                                     u32 *TotalRxDataNum)
1612 {
1613         u16     SlotIndex;
1614         u8      i;
1615
1616         *TotalRxBcnNum = 0;
1617         *TotalRxDataNum = 0;
1618
1619         SlotIndex = (priv->rtllib->LinkDetectInfo.SlotIndex++) %
1620                         (priv->rtllib->LinkDetectInfo.SlotNum);
1621         priv->rtllib->LinkDetectInfo.RxBcnNum[SlotIndex] =
1622                         priv->rtllib->LinkDetectInfo.NumRecvBcnInPeriod;
1623         priv->rtllib->LinkDetectInfo.RxDataNum[SlotIndex] =
1624                         priv->rtllib->LinkDetectInfo.NumRecvDataInPeriod;
1625         for (i = 0; i < priv->rtllib->LinkDetectInfo.SlotNum; i++) {
1626                 *TotalRxBcnNum += priv->rtllib->LinkDetectInfo.RxBcnNum[i];
1627                 *TotalRxDataNum += priv->rtllib->LinkDetectInfo.RxDataNum[i];
1628         }
1629 }
1630
1631
1632 void    rtl819x_watchdog_wqcallback(void *data)
1633 {
1634         struct r8192_priv *priv = container_of_dwork_rsl(data,
1635                                   struct r8192_priv, watch_dog_wq);
1636         struct net_device *dev = priv->rtllib->dev;
1637         struct rtllib_device *ieee = priv->rtllib;
1638         enum reset_type ResetType = RESET_TYPE_NORESET;
1639         static u8 check_reset_cnt;
1640         unsigned long flags;
1641         struct rt_pwr_save_ctrl *pPSC = (struct rt_pwr_save_ctrl *)
1642                                         (&(priv->rtllib->PowerSaveControl));
1643         bool bBusyTraffic = false;
1644         bool    bHigherBusyTraffic = false;
1645         bool    bHigherBusyRxTraffic = false;
1646         bool bEnterPS = false;
1647
1648         if (!priv->up || priv->bHwRadioOff)
1649                 return;
1650
1651         if (priv->rtllib->state >= RTLLIB_LINKED) {
1652                 if (priv->rtllib->CntAfterLink < 2)
1653                         priv->rtllib->CntAfterLink++;
1654         } else {
1655                 priv->rtllib->CntAfterLink = 0;
1656         }
1657
1658         hal_dm_watchdog(dev);
1659
1660         if (rtllib_act_scanning(priv->rtllib, false) == false) {
1661                 if ((ieee->iw_mode == IW_MODE_INFRA) && (ieee->state ==
1662                      RTLLIB_NOLINK) &&
1663                      (ieee->eRFPowerState == eRfOn) && !ieee->is_set_key &&
1664                      (!ieee->proto_stoppping) && !ieee->wx_set_enc) {
1665                         if ((ieee->PowerSaveControl.ReturnPoint ==
1666                              IPS_CALLBACK_NONE) &&
1667                              (!ieee->bNetPromiscuousMode)) {
1668                                 RT_TRACE(COMP_PS,
1669                                          "====================>haha: IPSEnter()\n");
1670                                 IPSEnter(dev);
1671                         }
1672                 }
1673         }
1674         if ((ieee->state == RTLLIB_LINKED) && (ieee->iw_mode ==
1675              IW_MODE_INFRA) && (!ieee->bNetPromiscuousMode)) {
1676                 if (ieee->LinkDetectInfo.NumRxOkInPeriod > 100 ||
1677                 ieee->LinkDetectInfo.NumTxOkInPeriod > 100)
1678                         bBusyTraffic = true;
1679
1680
1681                 if (ieee->LinkDetectInfo.NumRxOkInPeriod > 4000 ||
1682                     ieee->LinkDetectInfo.NumTxOkInPeriod > 4000) {
1683                         bHigherBusyTraffic = true;
1684                         if (ieee->LinkDetectInfo.NumRxOkInPeriod > 5000)
1685                                 bHigherBusyRxTraffic = true;
1686                         else
1687                                 bHigherBusyRxTraffic = false;
1688                 }
1689
1690                 if (((ieee->LinkDetectInfo.NumRxUnicastOkInPeriod +
1691                     ieee->LinkDetectInfo.NumTxOkInPeriod) > 8) ||
1692                     (ieee->LinkDetectInfo.NumRxUnicastOkInPeriod > 2))
1693                         bEnterPS = false;
1694                 else
1695                         bEnterPS = true;
1696
1697                 if (ieee->current_network.beacon_interval < 95)
1698                         bEnterPS = false;
1699
1700                 if (bEnterPS)
1701                         LeisurePSEnter(dev);
1702                 else
1703                         LeisurePSLeave(dev);
1704
1705         } else {
1706                 RT_TRACE(COMP_LPS, "====>no link LPS leave\n");
1707                 LeisurePSLeave(dev);
1708         }
1709
1710         ieee->LinkDetectInfo.NumRxOkInPeriod = 0;
1711         ieee->LinkDetectInfo.NumTxOkInPeriod = 0;
1712         ieee->LinkDetectInfo.NumRxUnicastOkInPeriod = 0;
1713         ieee->LinkDetectInfo.bBusyTraffic = bBusyTraffic;
1714
1715         ieee->LinkDetectInfo.bHigherBusyTraffic = bHigherBusyTraffic;
1716         ieee->LinkDetectInfo.bHigherBusyRxTraffic = bHigherBusyRxTraffic;
1717
1718         if (ieee->state == RTLLIB_LINKED && ieee->iw_mode == IW_MODE_INFRA) {
1719                 u32     TotalRxBcnNum = 0;
1720                 u32     TotalRxDataNum = 0;
1721
1722                 rtl819x_update_rxcounts(priv, &TotalRxBcnNum, &TotalRxDataNum);
1723
1724                 if ((TotalRxBcnNum+TotalRxDataNum) == 0)
1725                         priv->check_roaming_cnt++;
1726                 else
1727                         priv->check_roaming_cnt = 0;
1728
1729
1730                 if (priv->check_roaming_cnt > 0) {
1731                         if (ieee->eRFPowerState == eRfOff)
1732                                 RT_TRACE(COMP_ERR, "========>%s()\n", __func__);
1733
1734                         netdev_info(dev,
1735                                     "===>%s(): AP is power off, chan:%d, connect another one\n",
1736                                     __func__, priv->chan);
1737
1738                         ieee->state = RTLLIB_ASSOCIATING;
1739
1740                         RemovePeerTS(priv->rtllib,
1741                                      priv->rtllib->current_network.bssid);
1742                         ieee->is_roaming = true;
1743                         ieee->is_set_key = false;
1744                         ieee->link_change(dev);
1745                         if (ieee->LedControlHandler)
1746                                 ieee->LedControlHandler(ieee->dev,
1747                                                         LED_CTL_START_TO_LINK);
1748
1749                         notify_wx_assoc_event(ieee);
1750
1751                         if (!(ieee->rtllib_ap_sec_type(ieee) &
1752                              (SEC_ALG_CCMP|SEC_ALG_TKIP)))
1753                                 queue_delayed_work_rsl(ieee->wq,
1754                                         &ieee->associate_procedure_wq, 0);
1755
1756                         priv->check_roaming_cnt = 0;
1757                 }
1758                 ieee->LinkDetectInfo.NumRecvBcnInPeriod = 0;
1759                 ieee->LinkDetectInfo.NumRecvDataInPeriod = 0;
1760
1761         }
1762
1763         spin_lock_irqsave(&priv->tx_lock, flags);
1764         if ((check_reset_cnt++ >= 3) && (!ieee->is_roaming) &&
1765             (!priv->RFChangeInProgress) && (!pPSC->bSwRfProcessing)) {
1766                 ResetType = rtl819x_ifcheck_resetornot(dev);
1767                 check_reset_cnt = 3;
1768         }
1769         spin_unlock_irqrestore(&priv->tx_lock, flags);
1770
1771         if (!priv->bDisableNormalResetCheck && ResetType == RESET_TYPE_NORMAL) {
1772                 priv->ResetProgress = RESET_TYPE_NORMAL;
1773                 RT_TRACE(COMP_RESET, "%s(): NOMAL RESET\n", __func__);
1774                 return;
1775         }
1776
1777         if (((priv->force_reset) || (!priv->bDisableNormalResetCheck &&
1778               ResetType == RESET_TYPE_SILENT)))
1779                 rtl819x_ifsilentreset(dev);
1780         priv->force_reset = false;
1781         priv->bForcedSilentReset = false;
1782         priv->bResetInProgress = false;
1783         RT_TRACE(COMP_TRACE, " <==RtUsbCheckForHangWorkItemCallback()\n");
1784 }
1785
1786 void watch_dog_timer_callback(unsigned long data)
1787 {
1788         struct r8192_priv *priv = rtllib_priv((struct net_device *)data);
1789
1790         queue_delayed_work_rsl(priv->priv_wq, &priv->watch_dog_wq, 0);
1791         mod_timer(&priv->watch_dog_timer, jiffies +
1792                   msecs_to_jiffies(RTLLIB_WATCH_DOG_TIME));
1793 }
1794
1795 /****************************************************************************
1796  ---------------------------- NIC TX/RX STUFF---------------------------
1797 *****************************************************************************/
1798 void rtl8192_rx_enable(struct net_device *dev)
1799 {
1800         struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
1801
1802         priv->ops->rx_enable(dev);
1803 }
1804
1805 void rtl8192_tx_enable(struct net_device *dev)
1806 {
1807         struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
1808
1809         priv->ops->tx_enable(dev);
1810
1811         rtllib_reset_queue(priv->rtllib);
1812 }
1813
1814
1815 static void rtl8192_free_rx_ring(struct net_device *dev)
1816 {
1817         struct r8192_priv *priv = rtllib_priv(dev);
1818         int i, rx_queue_idx;
1819
1820         for (rx_queue_idx = 0; rx_queue_idx < MAX_RX_QUEUE;
1821              rx_queue_idx++) {
1822                 for (i = 0; i < priv->rxringcount; i++) {
1823                         struct sk_buff *skb = priv->rx_buf[rx_queue_idx][i];
1824
1825                         if (!skb)
1826                                 continue;
1827
1828                         pci_unmap_single(priv->pdev,
1829                                 *((dma_addr_t *)skb->cb),
1830                                 priv->rxbuffersize, PCI_DMA_FROMDEVICE);
1831                                 kfree_skb(skb);
1832                 }
1833
1834                 pci_free_consistent(priv->pdev,
1835                         sizeof(*priv->rx_ring[rx_queue_idx]) *
1836                         priv->rxringcount,
1837                         priv->rx_ring[rx_queue_idx],
1838                         priv->rx_ring_dma[rx_queue_idx]);
1839                 priv->rx_ring[rx_queue_idx] = NULL;
1840         }
1841 }
1842
1843 static void rtl8192_free_tx_ring(struct net_device *dev, unsigned int prio)
1844 {
1845         struct r8192_priv *priv = rtllib_priv(dev);
1846         struct rtl8192_tx_ring *ring = &priv->tx_ring[prio];
1847
1848         while (skb_queue_len(&ring->queue)) {
1849                 struct tx_desc *entry = &ring->desc[ring->idx];
1850                 struct sk_buff *skb = __skb_dequeue(&ring->queue);
1851
1852                 pci_unmap_single(priv->pdev, entry->TxBuffAddr,
1853                         skb->len, PCI_DMA_TODEVICE);
1854                 kfree_skb(skb);
1855                 ring->idx = (ring->idx + 1) % ring->entries;
1856         }
1857
1858         pci_free_consistent(priv->pdev, sizeof(*ring->desc)*ring->entries,
1859         ring->desc, ring->dma);
1860         ring->desc = NULL;
1861 }
1862
1863 void rtl8192_data_hard_stop(struct net_device *dev)
1864 {
1865 }
1866
1867
1868 void rtl8192_data_hard_resume(struct net_device *dev)
1869 {
1870 }
1871
1872 void rtl8192_hard_data_xmit(struct sk_buff *skb, struct net_device *dev,
1873                             int rate)
1874 {
1875         struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
1876         int ret;
1877         struct cb_desc *tcb_desc = (struct cb_desc *)(skb->cb +
1878                                     MAX_DEV_ADDR_SIZE);
1879         u8 queue_index = tcb_desc->queue_index;
1880
1881         if ((priv->rtllib->eRFPowerState == eRfOff) || !priv->up ||
1882              priv->bResetInProgress) {
1883                 kfree_skb(skb);
1884                 return;
1885         }
1886
1887         assert(queue_index != TXCMD_QUEUE);
1888
1889
1890         memcpy((unsigned char *)(skb->cb), &dev, sizeof(dev));
1891         skb_push(skb, priv->rtllib->tx_headroom);
1892         ret = rtl8192_tx(dev, skb);
1893         if (ret != 0)
1894                 kfree_skb(skb);
1895
1896         if (queue_index != MGNT_QUEUE) {
1897                 priv->rtllib->stats.tx_bytes += (skb->len -
1898                                                  priv->rtllib->tx_headroom);
1899                 priv->rtllib->stats.tx_packets++;
1900         }
1901 }
1902
1903 int rtl8192_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
1904 {
1905         struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
1906         int ret;
1907         struct cb_desc *tcb_desc = (struct cb_desc *)(skb->cb +
1908                                     MAX_DEV_ADDR_SIZE);
1909         u8 queue_index = tcb_desc->queue_index;
1910
1911         if (queue_index != TXCMD_QUEUE) {
1912                 if ((priv->rtllib->eRFPowerState == eRfOff) ||
1913                      !priv->up || priv->bResetInProgress) {
1914                         kfree_skb(skb);
1915                         return 0;
1916                 }
1917         }
1918
1919         memcpy((unsigned char *)(skb->cb), &dev, sizeof(dev));
1920         if (queue_index == TXCMD_QUEUE) {
1921                 rtl8192_tx_cmd(dev, skb);
1922                 return 0;
1923         }
1924
1925         tcb_desc->RATRIndex = 7;
1926         tcb_desc->bTxDisableRateFallBack = 1;
1927         tcb_desc->bTxUseDriverAssingedRate = 1;
1928         tcb_desc->bTxEnableFwCalcDur = 1;
1929         skb_push(skb, priv->rtllib->tx_headroom);
1930         ret = rtl8192_tx(dev, skb);
1931         if (ret != 0)
1932                 kfree_skb(skb);
1933         return ret;
1934 }
1935
1936 static void rtl8192_tx_isr(struct net_device *dev, int prio)
1937 {
1938         struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
1939
1940         struct rtl8192_tx_ring *ring = &priv->tx_ring[prio];
1941
1942         while (skb_queue_len(&ring->queue)) {
1943                 struct tx_desc *entry = &ring->desc[ring->idx];
1944                 struct sk_buff *skb;
1945
1946                 if (prio != BEACON_QUEUE) {
1947                         if (entry->OWN)
1948                                 return;
1949                         ring->idx = (ring->idx + 1) % ring->entries;
1950                 }
1951
1952                 skb = __skb_dequeue(&ring->queue);
1953                 pci_unmap_single(priv->pdev, entry->TxBuffAddr,
1954                 skb->len, PCI_DMA_TODEVICE);
1955
1956                 kfree_skb(skb);
1957         }
1958         if (prio != BEACON_QUEUE)
1959                 tasklet_schedule(&priv->irq_tx_tasklet);
1960 }
1961
1962 void rtl8192_tx_cmd(struct net_device *dev, struct sk_buff *skb)
1963 {
1964         struct r8192_priv *priv = rtllib_priv(dev);
1965         struct rtl8192_tx_ring *ring;
1966         struct tx_desc_cmd *entry;
1967         unsigned int idx;
1968         struct cb_desc *tcb_desc;
1969         unsigned long flags;
1970
1971         spin_lock_irqsave(&priv->irq_th_lock, flags);
1972         ring = &priv->tx_ring[TXCMD_QUEUE];
1973
1974         idx = (ring->idx + skb_queue_len(&ring->queue)) % ring->entries;
1975         entry = (struct tx_desc_cmd *) &ring->desc[idx];
1976
1977         tcb_desc = (struct cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
1978
1979         priv->ops->tx_fill_cmd_descriptor(dev, entry, tcb_desc, skb);
1980
1981         __skb_queue_tail(&ring->queue, skb);
1982         spin_unlock_irqrestore(&priv->irq_th_lock, flags);
1983 }
1984
1985 short rtl8192_tx(struct net_device *dev, struct sk_buff *skb)
1986 {
1987         struct r8192_priv *priv = rtllib_priv(dev);
1988         struct rtl8192_tx_ring  *ring;
1989         unsigned long flags;
1990         struct cb_desc *tcb_desc = (struct cb_desc *)(skb->cb +
1991                                     MAX_DEV_ADDR_SIZE);
1992         struct tx_desc *pdesc = NULL;
1993         struct rtllib_hdr_1addr *header = NULL;
1994         u16 fc = 0, type = 0, stype = 0;
1995         bool  multi_addr = false, broad_addr = false, uni_addr = false;
1996         u8 *pda_addr = NULL;
1997         int   idx;
1998         u32 fwinfo_size = 0;
1999
2000         if (priv->bdisable_nic) {
2001                 RT_TRACE(COMP_ERR,
2002                          "%s: ERR!! Nic is disabled! Can't tx packet len=%d qidx=%d!!!\n",
2003                          __func__, skb->len, tcb_desc->queue_index);
2004                 return skb->len;
2005         }
2006
2007         priv->rtllib->bAwakePktSent = true;
2008
2009         fwinfo_size = sizeof(struct tx_fwinfo_8190pci);
2010
2011         header = (struct rtllib_hdr_1addr *)(((u8 *)skb->data) + fwinfo_size);
2012         fc = le16_to_cpu(header->frame_ctl);
2013         type = WLAN_FC_GET_TYPE(fc);
2014         stype = WLAN_FC_GET_STYPE(fc);
2015         pda_addr = header->addr1;
2016
2017         if (is_broadcast_ether_addr(pda_addr))
2018                 broad_addr = true;
2019         else if (is_multicast_ether_addr(pda_addr))
2020                 multi_addr = true;
2021         else
2022                 uni_addr = true;
2023
2024         if (uni_addr)
2025                 priv->stats.txbytesunicast += skb->len - fwinfo_size;
2026         else if (multi_addr)
2027                 priv->stats.txbytesmulticast += skb->len - fwinfo_size;
2028         else
2029                 priv->stats.txbytesbroadcast += skb->len - fwinfo_size;
2030
2031         spin_lock_irqsave(&priv->irq_th_lock, flags);
2032         ring = &priv->tx_ring[tcb_desc->queue_index];
2033         if (tcb_desc->queue_index != BEACON_QUEUE)
2034                 idx = (ring->idx + skb_queue_len(&ring->queue)) % ring->entries;
2035         else
2036                 idx = 0;
2037
2038         pdesc = &ring->desc[idx];
2039         if ((pdesc->OWN == 1) && (tcb_desc->queue_index != BEACON_QUEUE)) {
2040                 RT_TRACE(COMP_ERR,
2041                          "No more TX desc@%d, ring->idx = %d, idx = %d, skblen = 0x%x queuelen=%d",
2042                          tcb_desc->queue_index, ring->idx, idx, skb->len,
2043                          skb_queue_len(&ring->queue));
2044                 spin_unlock_irqrestore(&priv->irq_th_lock, flags);
2045                 return skb->len;
2046         }
2047
2048         if (type == RTLLIB_FTYPE_DATA) {
2049                 if (priv->rtllib->LedControlHandler)
2050                         priv->rtllib->LedControlHandler(dev, LED_CTL_TX);
2051         }
2052         priv->ops->tx_fill_descriptor(dev, pdesc, tcb_desc, skb);
2053         __skb_queue_tail(&ring->queue, skb);
2054         pdesc->OWN = 1;
2055         spin_unlock_irqrestore(&priv->irq_th_lock, flags);
2056         dev->trans_start = jiffies;
2057
2058         write_nic_word(dev, TPPoll, 0x01 << tcb_desc->queue_index);
2059         return 0;
2060 }
2061
2062 static short rtl8192_alloc_rx_desc_ring(struct net_device *dev)
2063 {
2064         struct r8192_priv *priv = rtllib_priv(dev);
2065         struct rx_desc *entry = NULL;
2066         int i, rx_queue_idx;
2067
2068         for (rx_queue_idx = 0; rx_queue_idx < MAX_RX_QUEUE; rx_queue_idx++) {
2069                 priv->rx_ring[rx_queue_idx] =
2070                         pci_zalloc_consistent(priv->pdev,
2071                                               sizeof(*priv->rx_ring[rx_queue_idx]) * priv->rxringcount,
2072                                               &priv->rx_ring_dma[rx_queue_idx]);
2073                 if (!priv->rx_ring[rx_queue_idx] ||
2074                     (unsigned long)priv->rx_ring[rx_queue_idx] & 0xFF) {
2075                         RT_TRACE(COMP_ERR, "Cannot allocate RX ring\n");
2076                         return -ENOMEM;
2077                 }
2078
2079                 priv->rx_idx[rx_queue_idx] = 0;
2080
2081                 for (i = 0; i < priv->rxringcount; i++) {
2082                         struct sk_buff *skb = dev_alloc_skb(priv->rxbuffersize);
2083                         dma_addr_t *mapping;
2084
2085                         entry = &priv->rx_ring[rx_queue_idx][i];
2086                         if (!skb)
2087                                 return 0;
2088                         skb->dev = dev;
2089                         priv->rx_buf[rx_queue_idx][i] = skb;
2090                         mapping = (dma_addr_t *)skb->cb;
2091                         *mapping = pci_map_single(priv->pdev,
2092                                                   skb_tail_pointer_rsl(skb),
2093                                                   priv->rxbuffersize,
2094                                                   PCI_DMA_FROMDEVICE);
2095                         if (pci_dma_mapping_error(priv->pdev, *mapping)) {
2096                                 dev_kfree_skb_any(skb);
2097                                 return -1;
2098                         }
2099                         entry->BufferAddress = *mapping;
2100
2101                         entry->Length = priv->rxbuffersize;
2102                         entry->OWN = 1;
2103                 }
2104
2105                 if(entry)
2106                         entry->EOR = 1;
2107         }
2108         return 0;
2109 }
2110
2111 static int rtl8192_alloc_tx_desc_ring(struct net_device *dev,
2112         unsigned int prio, unsigned int entries)
2113 {
2114         struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
2115         struct tx_desc *ring;
2116         dma_addr_t dma;
2117         int i;
2118
2119         ring = pci_zalloc_consistent(priv->pdev, sizeof(*ring) * entries, &dma);
2120         if (!ring || (unsigned long)ring & 0xFF) {
2121                 RT_TRACE(COMP_ERR, "Cannot allocate TX ring (prio = %d)\n",
2122                          prio);
2123                 return -ENOMEM;
2124         }
2125
2126         priv->tx_ring[prio].desc = ring;
2127         priv->tx_ring[prio].dma = dma;
2128         priv->tx_ring[prio].idx = 0;
2129         priv->tx_ring[prio].entries = entries;
2130         skb_queue_head_init(&priv->tx_ring[prio].queue);
2131
2132         for (i = 0; i < entries; i++)
2133                 ring[i].NextDescAddress =
2134                         (u32)dma + ((i + 1) % entries) *
2135                         sizeof(*ring);
2136
2137         return 0;
2138 }
2139
2140
2141 short rtl8192_pci_initdescring(struct net_device *dev)
2142 {
2143         u32 ret;
2144         int i;
2145         struct r8192_priv *priv = rtllib_priv(dev);
2146
2147         ret = rtl8192_alloc_rx_desc_ring(dev);
2148         if (ret)
2149                 return ret;
2150
2151         for (i = 0; i < MAX_TX_QUEUE_COUNT; i++) {
2152                 ret = rtl8192_alloc_tx_desc_ring(dev, i, priv->txringcount);
2153                 if (ret)
2154                         goto err_free_rings;
2155         }
2156
2157         return 0;
2158
2159 err_free_rings:
2160         rtl8192_free_rx_ring(dev);
2161         for (i = 0; i < MAX_TX_QUEUE_COUNT; i++)
2162                 if (priv->tx_ring[i].desc)
2163                         rtl8192_free_tx_ring(dev, i);
2164         return 1;
2165 }
2166
2167 void rtl8192_pci_resetdescring(struct net_device *dev)
2168 {
2169         struct r8192_priv *priv = rtllib_priv(dev);
2170         int i, rx_queue_idx;
2171         unsigned long flags = 0;
2172
2173         for (rx_queue_idx = 0; rx_queue_idx < MAX_RX_QUEUE; rx_queue_idx++) {
2174                 if (priv->rx_ring[rx_queue_idx]) {
2175                         struct rx_desc *entry = NULL;
2176
2177                         for (i = 0; i < priv->rxringcount; i++) {
2178                                 entry = &priv->rx_ring[rx_queue_idx][i];
2179                                 entry->OWN = 1;
2180                         }
2181                         priv->rx_idx[rx_queue_idx] = 0;
2182                 }
2183         }
2184
2185         spin_lock_irqsave(&priv->irq_th_lock, flags);
2186         for (i = 0; i < MAX_TX_QUEUE_COUNT; i++) {
2187                 if (priv->tx_ring[i].desc) {
2188                         struct rtl8192_tx_ring *ring = &priv->tx_ring[i];
2189
2190                         while (skb_queue_len(&ring->queue)) {
2191                                 struct tx_desc *entry = &ring->desc[ring->idx];
2192                                 struct sk_buff *skb =
2193                                                  __skb_dequeue(&ring->queue);
2194
2195                                 pci_unmap_single(priv->pdev,
2196                                                  entry->TxBuffAddr,
2197                                                  skb->len, PCI_DMA_TODEVICE);
2198                                 kfree_skb(skb);
2199                                 ring->idx = (ring->idx + 1) % ring->entries;
2200                         }
2201                         ring->idx = 0;
2202                 }
2203         }
2204         spin_unlock_irqrestore(&priv->irq_th_lock, flags);
2205 }
2206
2207 void rtl819x_UpdateRxPktTimeStamp(struct net_device *dev,
2208                                   struct rtllib_rx_stats *stats)
2209 {
2210         struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
2211
2212         if (stats->bIsAMPDU && !stats->bFirstMPDU)
2213                 stats->mac_time = priv->LastRxDescTSF;
2214         else
2215                 priv->LastRxDescTSF = stats->mac_time;
2216 }
2217
2218 long rtl819x_translate_todbm(struct r8192_priv *priv, u8 signal_strength_index)
2219 {
2220         long    signal_power;
2221
2222         signal_power = (long)((signal_strength_index + 1) >> 1);
2223         signal_power -= 95;
2224
2225         return signal_power;
2226 }
2227
2228
2229 void
2230 rtl819x_update_rxsignalstatistics8190pci(
2231         struct r8192_priv *priv,
2232         struct rtllib_rx_stats *pprevious_stats
2233         )
2234 {
2235         int weighting = 0;
2236
2237
2238         if (priv->stats.recv_signal_power == 0)
2239                 priv->stats.recv_signal_power =
2240                                          pprevious_stats->RecvSignalPower;
2241
2242         if (pprevious_stats->RecvSignalPower > priv->stats.recv_signal_power)
2243                 weighting = 5;
2244         else if (pprevious_stats->RecvSignalPower <
2245                  priv->stats.recv_signal_power)
2246                 weighting = (-5);
2247         priv->stats.recv_signal_power = (priv->stats.recv_signal_power * 5 +
2248                                         pprevious_stats->RecvSignalPower +
2249                                         weighting) / 6;
2250 }
2251
2252 void rtl819x_process_cck_rxpathsel(struct r8192_priv *priv,
2253                                    struct rtllib_rx_stats *pprevious_stats)
2254 {
2255 }
2256
2257
2258 u8 rtl819x_query_rxpwrpercentage(char antpower)
2259 {
2260         if ((antpower <= -100) || (antpower >= 20))
2261                 return  0;
2262         else if (antpower >= 0)
2263                 return  100;
2264         else
2265                 return  100 + antpower;
2266
2267 }       /* QueryRxPwrPercentage */
2268
2269 u8
2270 rtl819x_evm_dbtopercentage(
2271         char value
2272         )
2273 {
2274         char ret_val;
2275
2276         ret_val = value;
2277
2278         if (ret_val >= 0)
2279                 ret_val = 0;
2280         if (ret_val <= -33)
2281                 ret_val = -33;
2282         ret_val = 0 - ret_val;
2283         ret_val *= 3;
2284         if (ret_val == 99)
2285                 ret_val = 100;
2286         return ret_val;
2287 }
2288
2289 void
2290 rtl8192_record_rxdesc_forlateruse(
2291         struct rtllib_rx_stats *psrc_stats,
2292         struct rtllib_rx_stats *ptarget_stats
2293 )
2294 {
2295         ptarget_stats->bIsAMPDU = psrc_stats->bIsAMPDU;
2296         ptarget_stats->bFirstMPDU = psrc_stats->bFirstMPDU;
2297 }
2298
2299
2300
2301 static void rtl8192_rx_normal(struct net_device *dev)
2302 {
2303         struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
2304         struct rtllib_hdr_1addr *rtllib_hdr = NULL;
2305         bool unicast_packet = false;
2306         bool bLedBlinking = true;
2307         u16 fc = 0, type = 0;
2308         u32 skb_len = 0;
2309         int rx_queue_idx = RX_MPDU_QUEUE;
2310
2311         struct rtllib_rx_stats stats = {
2312                 .signal = 0,
2313                 .noise = -98,
2314                 .rate = 0,
2315                 .freq = RTLLIB_24GHZ_BAND,
2316         };
2317         unsigned int count = priv->rxringcount;
2318
2319         stats.nic_type = NIC_8192E;
2320
2321         while (count--) {
2322                 struct rx_desc *pdesc = &priv->rx_ring[rx_queue_idx]
2323                                         [priv->rx_idx[rx_queue_idx]];
2324                 struct sk_buff *skb = priv->rx_buf[rx_queue_idx]
2325                                       [priv->rx_idx[rx_queue_idx]];
2326                 struct sk_buff *new_skb;
2327
2328                 if (pdesc->OWN)
2329                         return;
2330                 if (!priv->ops->rx_query_status_descriptor(dev, &stats,
2331                 pdesc, skb))
2332                         goto done;
2333                 new_skb = dev_alloc_skb(priv->rxbuffersize);
2334                 /* if allocation of new skb failed - drop current packet
2335                  * and reuse skb
2336                  */
2337                 if (unlikely(!new_skb))
2338                         goto done;
2339
2340                 pci_unmap_single(priv->pdev,
2341                                 *((dma_addr_t *)skb->cb),
2342                                 priv->rxbuffersize,
2343                                 PCI_DMA_FROMDEVICE);
2344
2345                 skb_put(skb, pdesc->Length);
2346                 skb_reserve(skb, stats.RxDrvInfoSize +
2347                         stats.RxBufShift);
2348                 skb_trim(skb, skb->len - 4/*sCrcLng*/);
2349                 rtllib_hdr = (struct rtllib_hdr_1addr *)skb->data;
2350                 if (!is_multicast_ether_addr(rtllib_hdr->addr1)) {
2351                         /* unicast packet */
2352                         unicast_packet = true;
2353                 }
2354                 fc = le16_to_cpu(rtllib_hdr->frame_ctl);
2355                 type = WLAN_FC_GET_TYPE(fc);
2356                 if (type == RTLLIB_FTYPE_MGMT)
2357                         bLedBlinking = false;
2358
2359                 if (bLedBlinking)
2360                         if (priv->rtllib->LedControlHandler)
2361                                 priv->rtllib->LedControlHandler(dev,
2362                                                         LED_CTL_RX);
2363
2364                 if (stats.bCRC) {
2365                         if (type != RTLLIB_FTYPE_MGMT)
2366                                 priv->stats.rxdatacrcerr++;
2367                         else
2368                                 priv->stats.rxmgmtcrcerr++;
2369                 }
2370
2371                 skb_len = skb->len;
2372
2373                 if (!rtllib_rx(priv->rtllib, skb, &stats)) {
2374                         dev_kfree_skb_any(skb);
2375                 } else {
2376                         priv->stats.rxok++;
2377                         if (unicast_packet)
2378                                 priv->stats.rxbytesunicast += skb_len;
2379                 }
2380
2381                 skb = new_skb;
2382                 skb->dev = dev;
2383
2384                 priv->rx_buf[rx_queue_idx][priv->rx_idx[rx_queue_idx]] =
2385                                                                  skb;
2386                 *((dma_addr_t *) skb->cb) = pci_map_single(priv->pdev,
2387                                             skb_tail_pointer_rsl(skb),
2388                                             priv->rxbuffersize,
2389                                             PCI_DMA_FROMDEVICE);
2390                 if (pci_dma_mapping_error(priv->pdev,
2391                                           *((dma_addr_t *)skb->cb))) {
2392                         dev_kfree_skb_any(skb);
2393                         return;
2394                 }
2395 done:
2396                 pdesc->BufferAddress = *((dma_addr_t *)skb->cb);
2397                 pdesc->OWN = 1;
2398                 pdesc->Length = priv->rxbuffersize;
2399                 if (priv->rx_idx[rx_queue_idx] == priv->rxringcount-1)
2400                         pdesc->EOR = 1;
2401                 priv->rx_idx[rx_queue_idx] = (priv->rx_idx[rx_queue_idx] + 1) %
2402                                               priv->rxringcount;
2403         }
2404
2405 }
2406
2407 static void rtl8192_rx_cmd(struct net_device *dev)
2408 {
2409 }
2410
2411
2412 static void rtl8192_tx_resume(struct net_device *dev)
2413 {
2414         struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
2415         struct rtllib_device *ieee = priv->rtllib;
2416         struct sk_buff *skb;
2417         int queue_index;
2418
2419         for (queue_index = BK_QUEUE;
2420              queue_index < MAX_QUEUE_SIZE; queue_index++) {
2421                 while ((!skb_queue_empty(&ieee->skb_waitQ[queue_index])) &&
2422                 (priv->rtllib->check_nic_enough_desc(dev, queue_index) > 0)) {
2423                         skb = skb_dequeue(&ieee->skb_waitQ[queue_index]);
2424                         ieee->softmac_data_hard_start_xmit(skb, dev, 0);
2425                 }
2426         }
2427 }
2428
2429 void rtl8192_irq_tx_tasklet(struct r8192_priv *priv)
2430 {
2431         rtl8192_tx_resume(priv->rtllib->dev);
2432 }
2433
2434 void rtl8192_irq_rx_tasklet(struct r8192_priv *priv)
2435 {
2436         rtl8192_rx_normal(priv->rtllib->dev);
2437
2438         if (MAX_RX_QUEUE > 1)
2439                 rtl8192_rx_cmd(priv->rtllib->dev);
2440
2441         write_nic_dword(priv->rtllib->dev, INTA_MASK,
2442                         read_nic_dword(priv->rtllib->dev, INTA_MASK) | IMR_RDU);
2443 }
2444
2445 /****************************************************************************
2446  ---------------------------- NIC START/CLOSE STUFF---------------------------
2447 *****************************************************************************/
2448 void rtl8192_cancel_deferred_work(struct r8192_priv *priv)
2449 {
2450         cancel_delayed_work(&priv->watch_dog_wq);
2451         cancel_delayed_work(&priv->update_beacon_wq);
2452         cancel_delayed_work(&priv->rtllib->hw_sleep_wq);
2453         cancel_work_sync(&priv->reset_wq);
2454         cancel_work_sync(&priv->qos_activate);
2455 }
2456
2457 int _rtl8192_up(struct net_device *dev, bool is_silent_reset)
2458 {
2459         if (_rtl8192_sta_up(dev, is_silent_reset) == -1)
2460                 return -1;
2461         return 0;
2462 }
2463
2464
2465 static int rtl8192_open(struct net_device *dev)
2466 {
2467         struct r8192_priv *priv = rtllib_priv(dev);
2468         int ret;
2469
2470         down(&priv->wx_sem);
2471         ret = rtl8192_up(dev);
2472         up(&priv->wx_sem);
2473         return ret;
2474
2475 }
2476
2477
2478 int rtl8192_up(struct net_device *dev)
2479 {
2480         struct r8192_priv *priv = rtllib_priv(dev);
2481
2482         if (priv->up == 1)
2483                 return -1;
2484         return _rtl8192_up(dev, false);
2485 }
2486
2487
2488 static int rtl8192_close(struct net_device *dev)
2489 {
2490         struct r8192_priv *priv = rtllib_priv(dev);
2491         int ret;
2492
2493         if ((rtllib_act_scanning(priv->rtllib, false)) &&
2494                 !(priv->rtllib->softmac_features & IEEE_SOFTMAC_SCAN)) {
2495                 rtllib_stop_scan(priv->rtllib);
2496         }
2497
2498         down(&priv->wx_sem);
2499
2500         ret = rtl8192_down(dev, true);
2501
2502         up(&priv->wx_sem);
2503
2504         return ret;
2505
2506 }
2507
2508 int rtl8192_down(struct net_device *dev, bool shutdownrf)
2509 {
2510         if (rtl8192_sta_down(dev, shutdownrf) == -1)
2511                 return -1;
2512
2513         return 0;
2514 }
2515
2516 void rtl8192_commit(struct net_device *dev)
2517 {
2518         struct r8192_priv *priv = rtllib_priv(dev);
2519
2520         if (priv->up == 0)
2521                 return;
2522         rtllib_softmac_stop_protocol(priv->rtllib, 0 , true);
2523         rtl8192_irq_disable(dev);
2524         priv->ops->stop_adapter(dev, true);
2525         _rtl8192_up(dev, false);
2526 }
2527
2528 void rtl8192_restart(void *data)
2529 {
2530         struct r8192_priv *priv = container_of_work_rsl(data, struct r8192_priv,
2531                                   reset_wq);
2532         struct net_device *dev = priv->rtllib->dev;
2533
2534         down(&priv->wx_sem);
2535
2536         rtl8192_commit(dev);
2537
2538         up(&priv->wx_sem);
2539 }
2540
2541 static void r8192_set_multicast(struct net_device *dev)
2542 {
2543         struct r8192_priv *priv = rtllib_priv(dev);
2544         short promisc;
2545
2546         promisc = (dev->flags & IFF_PROMISC) ? 1 : 0;
2547         priv->promisc = promisc;
2548
2549 }
2550
2551
2552 static int r8192_set_mac_adr(struct net_device *dev, void *mac)
2553 {
2554         struct r8192_priv *priv = rtllib_priv(dev);
2555         struct sockaddr *addr = mac;
2556
2557         down(&priv->wx_sem);
2558
2559         ether_addr_copy(dev->dev_addr, addr->sa_data);
2560
2561         schedule_work(&priv->reset_wq);
2562         up(&priv->wx_sem);
2563
2564         return 0;
2565 }
2566
2567 /* based on ipw2200 driver */
2568 static int rtl8192_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
2569 {
2570         struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
2571         struct iwreq *wrq = (struct iwreq *)rq;
2572         int ret = -1;
2573         struct rtllib_device *ieee = priv->rtllib;
2574         u32 key[4];
2575         u8 broadcast_addr[6] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
2576         u8 zero_addr[6] = {0};
2577         struct iw_point *p = &wrq->u.data;
2578         struct ieee_param *ipw = NULL;
2579
2580         down(&priv->wx_sem);
2581
2582         switch (cmd) {
2583         case RTL_IOCTL_WPA_SUPPLICANT:
2584                 if (p->length < sizeof(struct ieee_param) || !p->pointer) {
2585                         ret = -EINVAL;
2586                         goto out;
2587                 }
2588
2589                 ipw = memdup_user(p->pointer, p->length);
2590                 if (IS_ERR(ipw)) {
2591                         ret = PTR_ERR(ipw);
2592                         goto out;
2593                 }
2594
2595                 if (ipw->cmd == IEEE_CMD_SET_ENCRYPTION) {
2596                         if (ipw->u.crypt.set_tx) {
2597                                 if (strcmp(ipw->u.crypt.alg, "CCMP") == 0)
2598                                         ieee->pairwise_key_type = KEY_TYPE_CCMP;
2599                                 else if (strcmp(ipw->u.crypt.alg, "TKIP") == 0)
2600                                         ieee->pairwise_key_type = KEY_TYPE_TKIP;
2601                                 else if (strcmp(ipw->u.crypt.alg, "WEP") == 0) {
2602                                         if (ipw->u.crypt.key_len == 13)
2603                                                 ieee->pairwise_key_type =
2604                                                          KEY_TYPE_WEP104;
2605                                         else if (ipw->u.crypt.key_len == 5)
2606                                                 ieee->pairwise_key_type =
2607                                                          KEY_TYPE_WEP40;
2608                                 } else {
2609                                         ieee->pairwise_key_type = KEY_TYPE_NA;
2610                                 }
2611
2612                                 if (ieee->pairwise_key_type) {
2613                                         if (memcmp(ieee->ap_mac_addr, zero_addr,
2614                                             6) == 0)
2615                                                 ieee->iw_mode = IW_MODE_ADHOC;
2616                                         memcpy((u8 *)key, ipw->u.crypt.key, 16);
2617                                         EnableHWSecurityConfig8192(dev);
2618                                         set_swcam(dev, 4, ipw->u.crypt.idx,
2619                                                   ieee->pairwise_key_type,
2620                                                   (u8 *)ieee->ap_mac_addr,
2621                                                   0, key, 0);
2622                                         setKey(dev, 4, ipw->u.crypt.idx,
2623                                                ieee->pairwise_key_type,
2624                                                (u8 *)ieee->ap_mac_addr, 0, key);
2625                                         if (ieee->iw_mode == IW_MODE_ADHOC) {
2626                                                 set_swcam(dev, ipw->u.crypt.idx,
2627                                                         ipw->u.crypt.idx,
2628                                                         ieee->pairwise_key_type,
2629                                                         (u8 *)ieee->ap_mac_addr,
2630                                                         0, key, 0);
2631                                                 setKey(dev, ipw->u.crypt.idx,
2632                                                        ipw->u.crypt.idx,
2633                                                        ieee->pairwise_key_type,
2634                                                        (u8 *)ieee->ap_mac_addr,
2635                                                        0, key);
2636                                         }
2637                                 }
2638                                 if ((ieee->pairwise_key_type == KEY_TYPE_CCMP)
2639                                      && ieee->pHTInfo->bCurrentHTSupport) {
2640                                         write_nic_byte(dev, 0x173, 1);
2641                                 }
2642
2643                         } else {
2644                                 memcpy((u8 *)key, ipw->u.crypt.key, 16);
2645                                 if (strcmp(ipw->u.crypt.alg, "CCMP") == 0)
2646                                         ieee->group_key_type = KEY_TYPE_CCMP;
2647                                 else if (strcmp(ipw->u.crypt.alg, "TKIP") == 0)
2648                                         ieee->group_key_type = KEY_TYPE_TKIP;
2649                                 else if (strcmp(ipw->u.crypt.alg, "WEP") == 0) {
2650                                         if (ipw->u.crypt.key_len == 13)
2651                                                 ieee->group_key_type =
2652                                                          KEY_TYPE_WEP104;
2653                                         else if (ipw->u.crypt.key_len == 5)
2654                                                 ieee->group_key_type =
2655                                                          KEY_TYPE_WEP40;
2656                                 } else
2657                                         ieee->group_key_type = KEY_TYPE_NA;
2658
2659                                 if (ieee->group_key_type) {
2660                                         set_swcam(dev, ipw->u.crypt.idx,
2661                                                   ipw->u.crypt.idx,
2662                                                   ieee->group_key_type,
2663                                                   broadcast_addr, 0, key, 0);
2664                                         setKey(dev, ipw->u.crypt.idx,
2665                                                ipw->u.crypt.idx,
2666                                                ieee->group_key_type,
2667                                                broadcast_addr, 0, key);
2668                                 }
2669                         }
2670                 }
2671
2672                 ret = rtllib_wpa_supplicant_ioctl(priv->rtllib, &wrq->u.data,
2673                                                   0);
2674                 kfree(ipw);
2675                 break;
2676         default:
2677                 ret = -EOPNOTSUPP;
2678                 break;
2679         }
2680
2681 out:
2682         up(&priv->wx_sem);
2683
2684         return ret;
2685 }
2686
2687
2688 static irqreturn_t rtl8192_interrupt(int irq, void *netdev)
2689 {
2690         struct net_device *dev = (struct net_device *) netdev;
2691         struct r8192_priv *priv = (struct r8192_priv *)rtllib_priv(dev);
2692         unsigned long flags;
2693         u32 inta;
2694         u32 intb;
2695
2696         intb = 0;
2697
2698         if (priv->irq_enabled == 0)
2699                 goto done;
2700
2701         spin_lock_irqsave(&priv->irq_th_lock, flags);
2702
2703         priv->ops->interrupt_recognized(dev, &inta, &intb);
2704         priv->stats.shints++;
2705
2706         if (!inta) {
2707                 spin_unlock_irqrestore(&priv->irq_th_lock, flags);
2708                 goto done;
2709         }
2710
2711         if (inta == 0xffff) {
2712                 spin_unlock_irqrestore(&priv->irq_th_lock, flags);
2713                 goto done;
2714         }
2715
2716         priv->stats.ints++;
2717
2718         if (!netif_running(dev)) {
2719                 spin_unlock_irqrestore(&priv->irq_th_lock, flags);
2720                 goto done;
2721         }
2722
2723         if (inta & IMR_TBDOK) {
2724                 RT_TRACE(COMP_INTR, "beacon ok interrupt!\n");
2725                 priv->stats.txbeaconokint++;
2726         }
2727
2728         if (inta & IMR_TBDER) {
2729                 RT_TRACE(COMP_INTR, "beacon ok interrupt!\n");
2730                 priv->stats.txbeaconerr++;
2731         }
2732
2733         if (inta & IMR_BDOK)
2734                 RT_TRACE(COMP_INTR, "beacon interrupt!\n");
2735
2736         if (inta  & IMR_MGNTDOK) {
2737                 RT_TRACE(COMP_INTR, "Manage ok interrupt!\n");
2738                 priv->stats.txmanageokint++;
2739                 rtl8192_tx_isr(dev, MGNT_QUEUE);
2740                 spin_unlock_irqrestore(&priv->irq_th_lock, flags);
2741                 if (priv->rtllib->ack_tx_to_ieee) {
2742                         if (rtl8192_is_tx_queue_empty(dev)) {
2743                                 priv->rtllib->ack_tx_to_ieee = 0;
2744                                 rtllib_ps_tx_ack(priv->rtllib, 1);
2745                         }
2746                 }
2747                 spin_lock_irqsave(&priv->irq_th_lock, flags);
2748         }
2749
2750         if (inta & IMR_COMDOK) {
2751                 priv->stats.txcmdpktokint++;
2752                 rtl8192_tx_isr(dev, TXCMD_QUEUE);
2753         }
2754
2755         if (inta & IMR_HIGHDOK)
2756                 rtl8192_tx_isr(dev, HIGH_QUEUE);
2757
2758         if (inta & IMR_ROK) {
2759                 priv->stats.rxint++;
2760                 priv->InterruptLog.nIMR_ROK++;
2761                 tasklet_schedule(&priv->irq_rx_tasklet);
2762         }
2763
2764         if (inta & IMR_BcnInt) {
2765                 RT_TRACE(COMP_INTR, "prepare beacon for interrupt!\n");
2766                 tasklet_schedule(&priv->irq_prepare_beacon_tasklet);
2767         }
2768
2769         if (inta & IMR_RDU) {
2770                 RT_TRACE(COMP_INTR, "rx descriptor unavailable!\n");
2771                 priv->stats.rxrdu++;
2772                 write_nic_dword(dev, INTA_MASK,
2773                                 read_nic_dword(dev, INTA_MASK) & ~IMR_RDU);
2774                 tasklet_schedule(&priv->irq_rx_tasklet);
2775         }
2776
2777         if (inta & IMR_RXFOVW) {
2778                 RT_TRACE(COMP_INTR, "rx overflow !\n");
2779                 priv->stats.rxoverflow++;
2780                 tasklet_schedule(&priv->irq_rx_tasklet);
2781         }
2782
2783         if (inta & IMR_TXFOVW)
2784                 priv->stats.txoverflow++;
2785
2786         if (inta & IMR_BKDOK) {
2787                 RT_TRACE(COMP_INTR, "BK Tx OK interrupt!\n");
2788                 priv->stats.txbkokint++;
2789                 priv->rtllib->LinkDetectInfo.NumTxOkInPeriod++;
2790                 rtl8192_tx_isr(dev, BK_QUEUE);
2791         }
2792
2793         if (inta & IMR_BEDOK) {
2794                 RT_TRACE(COMP_INTR, "BE TX OK interrupt!\n");
2795                 priv->stats.txbeokint++;
2796                 priv->rtllib->LinkDetectInfo.NumTxOkInPeriod++;
2797                 rtl8192_tx_isr(dev, BE_QUEUE);
2798         }
2799
2800         if (inta & IMR_VIDOK) {
2801                 RT_TRACE(COMP_INTR, "VI TX OK interrupt!\n");
2802                 priv->stats.txviokint++;
2803                 priv->rtllib->LinkDetectInfo.NumTxOkInPeriod++;
2804                 rtl8192_tx_isr(dev, VI_QUEUE);
2805         }
2806
2807         if (inta & IMR_VODOK) {
2808                 priv->stats.txvookint++;
2809                 RT_TRACE(COMP_INTR, "Vo TX OK interrupt!\n");
2810                 priv->rtllib->LinkDetectInfo.NumTxOkInPeriod++;
2811                 rtl8192_tx_isr(dev, VO_QUEUE);
2812         }
2813
2814         spin_unlock_irqrestore(&priv->irq_th_lock, flags);
2815
2816 done:
2817
2818         return IRQ_HANDLED;
2819 }
2820
2821
2822
2823 /****************************************************************************
2824         ---------------------------- PCI_STUFF---------------------------
2825 *****************************************************************************/
2826 static const struct net_device_ops rtl8192_netdev_ops = {
2827         .ndo_open = rtl8192_open,
2828         .ndo_stop = rtl8192_close,
2829         .ndo_tx_timeout = rtl8192_tx_timeout,
2830         .ndo_do_ioctl = rtl8192_ioctl,
2831         .ndo_set_rx_mode = r8192_set_multicast,
2832         .ndo_set_mac_address = r8192_set_mac_adr,
2833         .ndo_validate_addr = eth_validate_addr,
2834         .ndo_change_mtu = eth_change_mtu,
2835         .ndo_start_xmit = rtllib_xmit,
2836 };
2837
2838 static int rtl8192_pci_probe(struct pci_dev *pdev,
2839                         const struct pci_device_id *id)
2840 {
2841         unsigned long ioaddr = 0;
2842         struct net_device *dev = NULL;
2843         struct r8192_priv *priv = NULL;
2844         struct rtl819x_ops *ops = (struct rtl819x_ops *)(id->driver_data);
2845         unsigned long pmem_start, pmem_len, pmem_flags;
2846         int err = -ENOMEM;
2847         bool bdma64 = false;
2848         u8 revision_id;
2849
2850         RT_TRACE(COMP_INIT, "Configuring chip resources");
2851
2852         if (pci_enable_device(pdev)) {
2853                 RT_TRACE(COMP_ERR, "Failed to enable PCI device");
2854                 return -EIO;
2855         }
2856
2857         pci_set_master(pdev);
2858
2859         if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) {
2860                 if (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32))) {
2861                         dev_info(&pdev->dev,
2862                                  "Unable to obtain 32bit DMA for consistent allocations\n");
2863                         goto err_pci_disable;
2864                 }
2865         }
2866         dev = alloc_rtllib(sizeof(struct r8192_priv));
2867         if (!dev)
2868                 goto err_pci_disable;
2869
2870         err = -ENODEV;
2871         if (bdma64)
2872                 dev->features |= NETIF_F_HIGHDMA;
2873
2874         pci_set_drvdata(pdev, dev);
2875         SET_NETDEV_DEV(dev, &pdev->dev);
2876         priv = rtllib_priv(dev);
2877         priv->rtllib = (struct rtllib_device *)netdev_priv_rsl(dev);
2878         priv->pdev = pdev;
2879         priv->rtllib->pdev = pdev;
2880         if ((pdev->subsystem_vendor == PCI_VENDOR_ID_DLINK) &&
2881             (pdev->subsystem_device == 0x3304))
2882                 priv->rtllib->bSupportRemoteWakeUp = 1;
2883         else
2884                 priv->rtllib->bSupportRemoteWakeUp = 0;
2885
2886         pmem_start = pci_resource_start(pdev, 1);
2887         pmem_len = pci_resource_len(pdev, 1);
2888         pmem_flags = pci_resource_flags(pdev, 1);
2889
2890         if (!(pmem_flags & IORESOURCE_MEM)) {
2891                 RT_TRACE(COMP_ERR, "region #1 not a MMIO resource, aborting");
2892                 goto err_rel_rtllib;
2893         }
2894
2895         dev_info(&pdev->dev, "Memory mapped space start: 0x%08lx\n",
2896                  pmem_start);
2897         if (!request_mem_region(pmem_start, pmem_len, DRV_NAME)) {
2898                 RT_TRACE(COMP_ERR, "request_mem_region failed!");
2899                 goto err_rel_rtllib;
2900         }
2901
2902
2903         ioaddr = (unsigned long)ioremap_nocache(pmem_start, pmem_len);
2904         if (ioaddr == (unsigned long)NULL) {
2905                 RT_TRACE(COMP_ERR, "ioremap failed!");
2906                 goto err_rel_mem;
2907         }
2908
2909         dev->mem_start = ioaddr;
2910         dev->mem_end = ioaddr + pci_resource_len(pdev, 0);
2911
2912         pci_read_config_byte(pdev, 0x08, &revision_id);
2913         /* If the revisionid is 0x10, the device uses rtl8192se. */
2914         if (pdev->device == 0x8192 && revision_id == 0x10)
2915                 goto err_rel_mem;
2916
2917         priv->ops = ops;
2918
2919         if (rtl8192_pci_findadapter(pdev, dev) == false)
2920                 goto err_rel_mem;
2921
2922         dev->irq = pdev->irq;
2923         priv->irq = 0;
2924
2925         dev->netdev_ops = &rtl8192_netdev_ops;
2926
2927         dev->wireless_handlers = &r8192_wx_handlers_def;
2928         dev->ethtool_ops = &rtl819x_ethtool_ops;
2929
2930         dev->type = ARPHRD_ETHER;
2931         dev->watchdog_timeo = HZ * 3;
2932
2933         if (dev_alloc_name(dev, ifname) < 0) {
2934                 RT_TRACE(COMP_INIT,
2935                          "Oops: devname already taken! Trying wlan%%d...\n");
2936                         dev_alloc_name(dev, ifname);
2937         }
2938
2939         RT_TRACE(COMP_INIT, "Driver probe completed1\n");
2940         if (rtl8192_init(dev) != 0) {
2941                 RT_TRACE(COMP_ERR, "Initialization failed");
2942                 goto err_free_irq;
2943         }
2944
2945         netif_carrier_off(dev);
2946         netif_stop_queue(dev);
2947
2948         if (register_netdev(dev))
2949                 goto err_free_irq;
2950         RT_TRACE(COMP_INIT, "dev name: %s\n", dev->name);
2951
2952         if (priv->polling_timer_on == 0)
2953                 check_rfctrl_gpio_timer((unsigned long)dev);
2954
2955         RT_TRACE(COMP_INIT, "Driver probe completed\n");
2956         return 0;
2957
2958 err_free_irq:
2959         free_irq(dev->irq, dev);
2960         priv->irq = 0;
2961 err_rel_mem:
2962         release_mem_region(pmem_start, pmem_len);
2963 err_rel_rtllib:
2964         free_rtllib(dev);
2965
2966         DMESG("wlan driver load failed\n");
2967 err_pci_disable:
2968         pci_disable_device(pdev);
2969         return err;
2970 }
2971
2972 static void rtl8192_pci_disconnect(struct pci_dev *pdev)
2973 {
2974         struct net_device *dev = pci_get_drvdata(pdev);
2975         struct r8192_priv *priv;
2976         u32 i;
2977
2978         if (dev) {
2979                 unregister_netdev(dev);
2980
2981                 priv = rtllib_priv(dev);
2982
2983                 del_timer_sync(&priv->gpio_polling_timer);
2984                 cancel_delayed_work(&priv->gpio_change_rf_wq);
2985                 priv->polling_timer_on = 0;
2986                 rtl8192_down(dev, true);
2987                 deinit_hal_dm(dev);
2988                 if (priv->pFirmware) {
2989                         vfree(priv->pFirmware);
2990                         priv->pFirmware = NULL;
2991                 }
2992                 destroy_workqueue(priv->priv_wq);
2993                 rtl8192_free_rx_ring(dev);
2994                 for (i = 0; i < MAX_TX_QUEUE_COUNT; i++)
2995                         rtl8192_free_tx_ring(dev, i);
2996
2997                 if (priv->irq) {
2998                         dev_info(&pdev->dev, "Freeing irq %d\n", dev->irq);
2999                         free_irq(dev->irq, dev);
3000                         priv->irq = 0;
3001                 }
3002                 free_rtllib(dev);
3003
3004                 kfree(priv->scan_cmd);
3005
3006                 if (dev->mem_start != 0) {
3007                         iounmap((void __iomem *)dev->mem_start);
3008                         release_mem_region(pci_resource_start(pdev, 1),
3009                                         pci_resource_len(pdev, 1));
3010                 }
3011         } else {
3012                 priv = rtllib_priv(dev);
3013         }
3014
3015         pci_disable_device(pdev);
3016         RT_TRACE(COMP_DOWN, "wlan driver removed\n");
3017 }
3018
3019 bool NicIFEnableNIC(struct net_device *dev)
3020 {
3021         bool init_status = true;
3022         struct r8192_priv *priv = rtllib_priv(dev);
3023         struct rt_pwr_save_ctrl *pPSC = (struct rt_pwr_save_ctrl *)
3024                                         (&(priv->rtllib->PowerSaveControl));
3025
3026         if (!priv->up) {
3027                 RT_TRACE(COMP_ERR, "ERR!!! %s(): Driver is already down!\n",
3028                          __func__);
3029                 priv->bdisable_nic = false;
3030                 return false;
3031         }
3032
3033         RT_TRACE(COMP_PS, "===========>%s()\n", __func__);
3034         priv->bfirst_init = true;
3035         init_status = priv->ops->initialize_adapter(dev);
3036         if (!init_status) {
3037                 RT_TRACE(COMP_ERR, "ERR!!! %s(): initialization is failed!\n",
3038                          __func__);
3039                 priv->bdisable_nic = false;
3040                 return false;
3041         }
3042         RT_TRACE(COMP_INIT, "start adapter finished\n");
3043         RT_CLEAR_PS_LEVEL(pPSC, RT_RF_OFF_LEVL_HALT_NIC);
3044         priv->bfirst_init = false;
3045
3046         rtl8192_irq_enable(dev);
3047         priv->bdisable_nic = false;
3048         RT_TRACE(COMP_PS, "<===========%s()\n", __func__);
3049         return init_status;
3050 }
3051 bool NicIFDisableNIC(struct net_device *dev)
3052 {
3053         struct r8192_priv *priv = rtllib_priv(dev);
3054         u8 tmp_state = 0;
3055
3056         RT_TRACE(COMP_PS, "=========>%s()\n", __func__);
3057         priv->bdisable_nic = true;
3058         tmp_state = priv->rtllib->state;
3059         rtllib_softmac_stop_protocol(priv->rtllib, 0, false);
3060         priv->rtllib->state = tmp_state;
3061         rtl8192_cancel_deferred_work(priv);
3062         rtl8192_irq_disable(dev);
3063
3064         priv->ops->stop_adapter(dev, false);
3065         RT_TRACE(COMP_PS, "<=========%s()\n", __func__);
3066
3067         return true;
3068 }
3069
3070 static int __init rtl8192_pci_module_init(void)
3071 {
3072         pr_info("\nLinux kernel driver for RTL8192E WLAN cards\n");
3073         pr_info("Copyright (c) 2007-2008, Realsil Wlan Driver\n");
3074
3075         if (0 != pci_register_driver(&rtl8192_pci_driver)) {
3076                 DMESG("No device found");
3077                 /*pci_unregister_driver (&rtl8192_pci_driver);*/
3078                 return -ENODEV;
3079         }
3080         return 0;
3081 }
3082
3083 static void __exit rtl8192_pci_module_exit(void)
3084 {
3085         pci_unregister_driver(&rtl8192_pci_driver);
3086
3087         RT_TRACE(COMP_DOWN, "Exiting");
3088 }
3089
3090 void check_rfctrl_gpio_timer(unsigned long data)
3091 {
3092         struct r8192_priv *priv = rtllib_priv((struct net_device *)data);
3093
3094         priv->polling_timer_on = 1;
3095
3096         queue_delayed_work_rsl(priv->priv_wq, &priv->gpio_change_rf_wq, 0);
3097
3098         mod_timer(&priv->gpio_polling_timer, jiffies +
3099                   msecs_to_jiffies(RTLLIB_WATCH_DOG_TIME));
3100 }
3101
3102 /***************************************************************************
3103         ------------------- module init / exit stubs ----------------
3104 ****************************************************************************/
3105 module_init(rtl8192_pci_module_init);
3106 module_exit(rtl8192_pci_module_exit);
3107
3108 MODULE_DESCRIPTION("Linux driver for Realtek RTL819x WiFi cards");
3109 MODULE_AUTHOR(DRV_COPYRIGHT " " DRV_AUTHOR);
3110 MODULE_VERSION(DRV_VERSION);
3111 MODULE_LICENSE("GPL");
3112 MODULE_FIRMWARE(RTL8192E_BOOT_IMG_FW);
3113 MODULE_FIRMWARE(RTL8192E_MAIN_IMG_FW);
3114 MODULE_FIRMWARE(RTL8192E_DATA_IMG_FW);
3115
3116 module_param(ifname, charp, S_IRUGO|S_IWUSR);
3117 module_param(hwwep, int, S_IRUGO|S_IWUSR);
3118 module_param(channels, int, S_IRUGO|S_IWUSR);
3119
3120 MODULE_PARM_DESC(ifname, " Net interface name, wlan%d=default");
3121 MODULE_PARM_DESC(hwwep, " Try to use hardware WEP support(default use hw. set 0 to use software security)");
3122 MODULE_PARM_DESC(channels, " Channel bitmask for specific locales. NYI");