SAFE public projects git trees. - safe/jmp/linux-2.6/blob - drivers/staging/rtl8192e/r8192E_core.c

   1 /******************************************************************************
   2  * Copyright(c) 2008 - 2010 Realtek Corporation. All rights reserved.
   3  * Linux device driver for RTL8190P / RTL8192E
   4  *
   5  * Based on the r8180 driver, which is:
   6  * Copyright 2004-2005 Andrea Merello <andreamrl@tiscali.it>, et al.
   7  * This program is free software; you can redistribute it and/or modify it
   8  * under the terms of version 2 of the GNU General Public License as
   9  * published by the Free Software Foundation.
  10  *
  11  * This program is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  14  * more details.
  15  *
  16  * You should have received a copy of the GNU General Public License along with
  17  * this program; if not, write to the Free Software Foundation, Inc.,
  18  * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
  19  *
  20  * The full GNU General Public License is included in this distribution in the
  21  * file called LICENSE.
  22  *
  23  * Contact Information:
  24  * Jerry chuang <wlanfae@realtek.com>
  25  */
  26
  27
  28 #undef LOOP_TEST
  29 #undef RX_DONT_PASS_UL
  30 #undef DEBUG_EPROM
  31 #undef DEBUG_RX_VERBOSE
  32 #undef DUMMY_RX
  33 #undef DEBUG_ZERO_RX
  34 #undef DEBUG_RX_SKB
  35 #undef DEBUG_TX_FRAG
  36 #undef DEBUG_RX_FRAG
  37 #undef DEBUG_TX_FILLDESC
  38 #undef DEBUG_TX
  39 #undef DEBUG_IRQ
  40 #undef DEBUG_RX
  41 #undef DEBUG_RXALLOC
  42 #undef DEBUG_REGISTERS
  43 #undef DEBUG_RING
  44 #undef DEBUG_IRQ_TASKLET
  45 #undef DEBUG_TX_ALLOC
  46 #undef DEBUG_TX_DESC
  47
  48 //#define CONFIG_RTL8192_IO_MAP
  49 #include <linux/vmalloc.h>
  50 #include <asm/uaccess.h>
  51 #include "r8192E_hw.h"
  52 #include "r8192E.h"
  53 #include "r8190_rtl8256.h" /* RTL8225 Radio frontend */
  54 #include "r8180_93cx6.h"   /* Card EEPROM */
  55 #include "r8192E_wx.h"
  56 #include "r819xE_phy.h" //added by WB 4.30.2008
  57 #include "r819xE_phyreg.h"
  58 #include "r819xE_cmdpkt.h"
  59 #include "r8192E_dm.h"
  60 //#include "r8192xU_phyreg.h"
  61 //#include <linux/usb.h>
  62 // FIXME: check if 2.6.7 is ok
  63
  64 #ifdef CONFIG_PM_RTL
  65 #include "r8192_pm.h"
  66 #endif
  67
  68 #ifdef ENABLE_DOT11D
  69 #include "dot11d.h"
  70 #endif
  71
  72 //set here to open your trace code. //WB
  73 u32 rt_global_debug_component = \
  74                 //              COMP_INIT       |
  75                         //      COMP_EPROM      |
  76                 //              COMP_PHY        |
  77                 //              COMP_RF         |
  78                                 COMP_FIRMWARE   |
  79                         //      COMP_TRACE      |
  80                 //              COMP_DOWN       |
  81                 //              COMP_SWBW       |
  82                 //              COMP_SEC        |
  83 //                              COMP_QOS        |
  84 //                              COMP_RATE       |
  85                 //              COMP_RECV       |
  86                 //              COMP_SEND       |
  87                 //              COMP_POWER      |
  88                         //      COMP_EVENTS     |
  89                         //      COMP_RESET      |
  90                         //      COMP_CMDPKT     |
  91                         //      COMP_POWER_TRACKING     |
  92                         //      COMP_INTR       |
  93                                 COMP_ERR ; //always open err flags on
  94 #ifndef PCI_DEVICE
  95 #define PCI_DEVICE(vend,dev)\
  96         .vendor=(vend),.device=(dev),\
  97         .subvendor=PCI_ANY_ID,.subdevice=PCI_ANY_ID
  98 #endif
  99 static struct pci_device_id rtl8192_pci_id_tbl[] __devinitdata = {
 100 #ifdef RTL8190P
 101         /* Realtek */
 102         /* Dlink */
 103         { PCI_DEVICE(0x10ec, 0x8190) },
 104         /* Corega */
 105         { PCI_DEVICE(0x07aa, 0x0045) },
 106         { PCI_DEVICE(0x07aa, 0x0046) },
 107 #else
 108         /* Realtek */
 109         { PCI_DEVICE(0x10ec, 0x8192) },
 110
 111         /* Corega */
 112         { PCI_DEVICE(0x07aa, 0x0044) },
 113         { PCI_DEVICE(0x07aa, 0x0047) },
 114 #endif
 115         {}
 116 };
 117
 118 static char* ifname = "wlan%d";
 119 static int hwwep = 1; //default use hw. set 0 to use software security
 120 static int channels = 0x3fff;
 121
 122 MODULE_LICENSE("GPL");
 123 MODULE_VERSION("V 1.1");
 124 MODULE_DEVICE_TABLE(pci, rtl8192_pci_id_tbl);
 125 //MODULE_AUTHOR("Andrea Merello <andreamrl@tiscali.it>");
 126 MODULE_DESCRIPTION("Linux driver for Realtek RTL819x WiFi cards");
 127
 128
 129 module_param(ifname, charp, S_IRUGO|S_IWUSR );
 130 //module_param(hwseqnum,int, S_IRUGO|S_IWUSR);
 131 module_param(hwwep,int, S_IRUGO|S_IWUSR);
 132 module_param(channels,int, S_IRUGO|S_IWUSR);
 133
 134 MODULE_PARM_DESC(ifname," Net interface name, wlan%d=default");
 135 //MODULE_PARM_DESC(hwseqnum," Try to use hardware 802.11 header sequence numbers. Zero=default");
 136 MODULE_PARM_DESC(hwwep," Try to use hardware WEP support. Still broken and not available on all cards");
 137 MODULE_PARM_DESC(channels," Channel bitmask for specific locales. NYI");
 138
 139 static int __devinit rtl8192_pci_probe(struct pci_dev *pdev,
 140                          const struct pci_device_id *id);
 141 static void __devexit rtl8192_pci_disconnect(struct pci_dev *pdev);
 142
 143 static struct pci_driver rtl8192_pci_driver = {
 144         .name           = RTL819xE_MODULE_NAME,           /* Driver name   */
 145         .id_table       = rtl8192_pci_id_tbl,             /* PCI_ID table  */
 146         .probe          = rtl8192_pci_probe,              /* probe fn      */
 147         .remove         = __devexit_p(rtl8192_pci_disconnect),    /* remove fn     */
 148 #ifdef CONFIG_PM_RTL
 149         .suspend        = rtl8192E_suspend,               /* PM suspend fn */
 150         .resume         = rtl8192E_resume,                 /* PM resume fn  */
 151 #else
 152         .suspend        = NULL,                           /* PM suspend fn */
 153         .resume         = NULL,                           /* PM resume fn  */
 154 #endif
 155 };
 156
 157 #ifdef ENABLE_DOT11D
 158
 159 typedef struct _CHANNEL_LIST
 160 {
 161         u8      Channel[32];
 162         u8      Len;
 163 }CHANNEL_LIST, *PCHANNEL_LIST;
 164
 165 static CHANNEL_LIST ChannelPlan[] = {
 166         {{1,2,3,4,5,6,7,8,9,10,11,36,40,44,48,52,56,60,64,149,153,157,161,165},24},             //FCC
 167         {{1,2,3,4,5,6,7,8,9,10,11},11},                                                 //IC
 168         {{1,2,3,4,5,6,7,8,9,10,11,12,13,36,40,44,48,52,56,60,64},21},   //ETSI
 169         {{1,2,3,4,5,6,7,8,9,10,11,12,13},13},    //Spain. Change to ETSI.
 170         {{1,2,3,4,5,6,7,8,9,10,11,12,13},13},   //France. Change to ETSI.
 171         {{1,2,3,4,5,6,7,8,9,10,11,12,13,14,36,40,44,48,52,56,60,64},22},        //MKK                                   //MKK
 172         {{1,2,3,4,5,6,7,8,9,10,11,12,13,14,36,40,44,48,52,56,60,64},22},//MKK1
 173         {{1,2,3,4,5,6,7,8,9,10,11,12,13},13},   //Israel.
 174         {{1,2,3,4,5,6,7,8,9,10,11,12,13,14,36,40,44,48,52,56,60,64},22},                        // For 11a , TELEC
 175         {{1,2,3,4,5,6,7,8,9,10,11,12,13,14,36,40,44,48,52,56,60,64}, 22},    //MIC
 176         {{1,2,3,4,5,6,7,8,9,10,11,12,13,14},14}                                 //For Global Domain. 1-11:active scan, 12-14 passive scan. //+YJ, 080626
 177 };
 178
 179 static void rtl819x_set_channel_map(u8 channel_plan, struct r8192_priv* priv)
 180 {
 181         int i, max_chan=-1, min_chan=-1;
 182         struct ieee80211_device* ieee = priv->ieee80211;
 183         switch (channel_plan)
 184         {
 185                 case COUNTRY_CODE_FCC:
 186                 case COUNTRY_CODE_IC:
 187                 case COUNTRY_CODE_ETSI:
 188                 case COUNTRY_CODE_SPAIN:
 189                 case COUNTRY_CODE_FRANCE:
 190                 case COUNTRY_CODE_MKK:
 191                 case COUNTRY_CODE_MKK1:
 192                 case COUNTRY_CODE_ISRAEL:
 193                 case COUNTRY_CODE_TELEC:
 194                 case COUNTRY_CODE_MIC:
 195                 {
 196                         Dot11d_Init(ieee);
 197                         ieee->bGlobalDomain = false;
 198                         //acturally 8225 & 8256 rf chip only support B,G,24N mode
 199                         if ((priv->rf_chip == RF_8225) || (priv->rf_chip == RF_8256))
 200                         {
 201                                 min_chan = 1;
 202                                 max_chan = 14;
 203                         }
 204                         else
 205                         {
 206                                 RT_TRACE(COMP_ERR, "unknown rf chip, can't set channel map in function:%s()\n", __FUNCTION__);
 207                         }
 208                         if (ChannelPlan[channel_plan].Len != 0){
 209                                 // Clear old channel map
 210                                 memset(GET_DOT11D_INFO(ieee)->channel_map, 0, sizeof(GET_DOT11D_INFO(ieee)->channel_map));
 211                                 // Set new channel map
 212                                 for (i=0;i<ChannelPlan[channel_plan].Len;i++)
 213                                 {
 214                                         if (ChannelPlan[channel_plan].Channel[i] < min_chan || ChannelPlan[channel_plan].Channel[i] > max_chan)
 215                                             break;
 216                                         GET_DOT11D_INFO(ieee)->channel_map[ChannelPlan[channel_plan].Channel[i]] = 1;
 217                                 }
 218                         }
 219                         break;
 220                 }
 221                 case COUNTRY_CODE_GLOBAL_DOMAIN:
 222                 {
 223                         GET_DOT11D_INFO(ieee)->bEnabled = 0; //this flag enabled to follow 11d country IE setting, otherwise, it shall follow global domain setting
 224                         Dot11d_Reset(ieee);
 225                         ieee->bGlobalDomain = true;
 226                         break;
 227                 }
 228                 default:
 229                         break;
 230         }
 231 }
 232 #endif
 233
 234
 235 #define eqMacAddr(a,b) ( ((a)[0]==(b)[0] && (a)[1]==(b)[1] && (a)[2]==(b)[2] && (a)[3]==(b)[3] && (a)[4]==(b)[4] && (a)[5]==(b)[5]) ? 1:0 )
 236 /* 2007/07/25 MH Defien temp tx fw info. */
 237 static TX_FWINFO_T Tmp_TxFwInfo;
 238
 239
 240 #define         rx_hal_is_cck_rate(_pdrvinfo)\
 241                         (_pdrvinfo->RxRate == DESC90_RATE1M ||\
 242                         _pdrvinfo->RxRate == DESC90_RATE2M ||\
 243                         _pdrvinfo->RxRate == DESC90_RATE5_5M ||\
 244                         _pdrvinfo->RxRate == DESC90_RATE11M) &&\
 245                         !_pdrvinfo->RxHT\
 246
 247
 248 void CamResetAllEntry(struct net_device *dev)
 249 {
 250         //u8 ucIndex;
 251         u32 ulcommand = 0;
 252
 253 #if 1
 254         ulcommand |= BIT31|BIT30;
 255         write_nic_dword(dev, RWCAM, ulcommand);
 256 #else
 257         for(ucIndex=0;ucIndex<TOTAL_CAM_ENTRY;ucIndex++)
 258                 CAM_mark_invalid(dev, ucIndex);
 259         for(ucIndex=0;ucIndex<TOTAL_CAM_ENTRY;ucIndex++)
 260                 CAM_empty_entry(dev, ucIndex);
 261 #endif
 262 }
 263
 264
 265 void write_cam(struct net_device *dev, u8 addr, u32 data)
 266 {
 267         write_nic_dword(dev, WCAMI, data);
 268         write_nic_dword(dev, RWCAM, BIT31|BIT16|(addr&0xff) );
 269 }
 270 u32 read_cam(struct net_device *dev, u8 addr)
 271 {
 272         write_nic_dword(dev, RWCAM, 0x80000000|(addr&0xff) );
 273         return read_nic_dword(dev, 0xa8);
 274 }
 275
 276 ////////////////////////////////////////////////////////////
 277 #ifdef CONFIG_RTL8180_IO_MAP
 278
 279 u8 read_nic_byte(struct net_device *dev, int x)
 280 {
 281         return 0xff&inb(dev->base_addr +x);
 282 }
 283
 284 u32 read_nic_dword(struct net_device *dev, int x)
 285 {
 286         return inl(dev->base_addr +x);
 287 }
 288
 289 u16 read_nic_word(struct net_device *dev, int x)
 290 {
 291         return inw(dev->base_addr +x);
 292 }
 293
 294 void write_nic_byte(struct net_device *dev, int x,u8 y)
 295 {
 296         outb(y&0xff,dev->base_addr +x);
 297 }
 298
 299 void write_nic_word(struct net_device *dev, int x,u16 y)
 300 {
 301         outw(y,dev->base_addr +x);
 302 }
 303
 304 void write_nic_dword(struct net_device *dev, int x,u32 y)
 305 {
 306         outl(y,dev->base_addr +x);
 307 }
 308
 309 #else /* RTL_IO_MAP */
 310
 311 u8 read_nic_byte(struct net_device *dev, int x)
 312 {
 313         return 0xff&readb((u8*)dev->mem_start +x);
 314 }
 315
 316 u32 read_nic_dword(struct net_device *dev, int x)
 317 {
 318         return readl((u8*)dev->mem_start +x);
 319 }
 320
 321 u16 read_nic_word(struct net_device *dev, int x)
 322 {
 323         return readw((u8*)dev->mem_start +x);
 324 }
 325
 326 void write_nic_byte(struct net_device *dev, int x,u8 y)
 327 {
 328         writeb(y,(u8*)dev->mem_start +x);
 329         udelay(20);
 330 }
 331
 332 void write_nic_dword(struct net_device *dev, int x,u32 y)
 333 {
 334         writel(y,(u8*)dev->mem_start +x);
 335         udelay(20);
 336 }
 337
 338 void write_nic_word(struct net_device *dev, int x,u16 y)
 339 {
 340         writew(y,(u8*)dev->mem_start +x);
 341         udelay(20);
 342 }
 343
 344 #endif /* RTL_IO_MAP */
 345
 346
 347 ///////////////////////////////////////////////////////////
 348
 349 //u8 read_phy_cck(struct net_device *dev, u8 adr);
 350 //u8 read_phy_ofdm(struct net_device *dev, u8 adr);
 351 /* this might still called in what was the PHY rtl8185/rtl8192 common code
 352  * plans are to possibilty turn it again in one common code...
 353  */
 354 inline void force_pci_posting(struct net_device *dev)
 355 {
 356 }
 357
 358
 359 //warning message WB
 360 irqreturn_t rtl8192_interrupt(int irq, void *netdev);
 361 //static struct net_device_stats *rtl8192_stats(struct net_device *dev);
 362 void rtl8192_commit(struct net_device *dev);
 363 //void rtl8192_restart(struct net_device *dev);
 364 void rtl8192_restart(struct work_struct *work);
 365 //void rtl8192_rq_tx_ack(struct work_struct *work);
 366
 367 void watch_dog_timer_callback(unsigned long data);
 368 #ifdef ENABLE_IPS
 369 void IPSEnter(struct net_device *dev);
 370 void IPSLeave(struct net_device *dev);
 371 void InactivePsWorkItemCallback(struct net_device *dev);
 372 #endif
 373 /****************************************************************************
 374    -----------------------------PROCFS STUFF-------------------------
 375 *****************************************************************************/
 376
 377 static struct proc_dir_entry *rtl8192_proc = NULL;
 378
 379
 380
 381 static int proc_get_stats_ap(char *page, char **start,
 382                           off_t offset, int count,
 383                           int *eof, void *data)
 384 {
 385         struct net_device *dev = data;
 386         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
 387         struct ieee80211_device *ieee = priv->ieee80211;
 388         struct ieee80211_network *target;
 389
 390         int len = 0;
 391
 392         list_for_each_entry(target, &ieee->network_list, list) {
 393
 394                 len += snprintf(page + len, count - len,
 395                 "%s ", target->ssid);
 396
 397                 if(target->wpa_ie_len>0 || target->rsn_ie_len>0){
 398                         len += snprintf(page + len, count - len,
 399                         "WPA\n");
 400                 }
 401                 else{
 402                         len += snprintf(page + len, count - len,
 403                         "non_WPA\n");
 404                 }
 405
 406         }
 407
 408         *eof = 1;
 409         return len;
 410 }
 411
 412 static int proc_get_registers(char *page, char **start,
 413                           off_t offset, int count,
 414                           int *eof, void *data)
 415 {
 416         struct net_device *dev = data;
 417 //      struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
 418
 419         int len = 0;
 420         int i,n;
 421
 422         int max=0xff;
 423
 424         /* This dump the current register page */
 425         len += snprintf(page + len, count - len,
 426                         "\n####################page 0##################\n ");
 427
 428         for(n=0;n<=max;)
 429         {
 430                 //printk( "\nD: %2x> ", n);
 431                 len += snprintf(page + len, count - len,
 432                         "\nD:  %2x > ",n);
 433
 434                 for(i=0;i<16 && n<=max;i++,n++)
 435                 len += snprintf(page + len, count - len,
 436                         "%2x ",read_nic_byte(dev,n));
 437
 438                 //      printk("%2x ",read_nic_byte(dev,n));
 439         }
 440         len += snprintf(page + len, count - len,"\n");
 441         len += snprintf(page + len, count - len,
 442                         "\n####################page 1##################\n ");
 443         for(n=0;n<=max;)
 444         {
 445                 //printk( "\nD: %2x> ", n);
 446                 len += snprintf(page + len, count - len,
 447                         "\nD:  %2x > ",n);
 448
 449                 for(i=0;i<16 && n<=max;i++,n++)
 450                 len += snprintf(page + len, count - len,
 451                         "%2x ",read_nic_byte(dev,0x100|n));
 452
 453                 //      printk("%2x ",read_nic_byte(dev,n));
 454         }
 455
 456         len += snprintf(page + len, count - len,
 457                         "\n####################page 3##################\n ");
 458         for(n=0;n<=max;)
 459         {
 460                 //printk( "\nD: %2x> ", n);
 461                 len += snprintf(page + len, count - len,
 462                         "\nD:  %2x > ",n);
 463
 464                 for(i=0;i<16 && n<=max;i++,n++)
 465                 len += snprintf(page + len, count - len,
 466                         "%2x ",read_nic_byte(dev,0x300|n));
 467
 468                 //      printk("%2x ",read_nic_byte(dev,n));
 469         }
 470
 471
 472         *eof = 1;
 473         return len;
 474
 475 }
 476
 477
 478
 479 static int proc_get_stats_tx(char *page, char **start,
 480                           off_t offset, int count,
 481                           int *eof, void *data)
 482 {
 483         struct net_device *dev = data;
 484         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
 485
 486         int len = 0;
 487
 488         len += snprintf(page + len, count - len,
 489                 "TX VI priority ok int: %lu\n"
 490 //              "TX VI priority error int: %lu\n"
 491                 "TX VO priority ok int: %lu\n"
 492 //              "TX VO priority error int: %lu\n"
 493                 "TX BE priority ok int: %lu\n"
 494 //              "TX BE priority error int: %lu\n"
 495                 "TX BK priority ok int: %lu\n"
 496 //              "TX BK priority error int: %lu\n"
 497                 "TX MANAGE priority ok int: %lu\n"
 498 //              "TX MANAGE priority error int: %lu\n"
 499                 "TX BEACON priority ok int: %lu\n"
 500                 "TX BEACON priority error int: %lu\n"
 501                 "TX CMDPKT priority ok int: %lu\n"
 502 //              "TX high priority ok int: %lu\n"
 503 //              "TX high priority failed error int: %lu\n"
 504 //              "TX queue resume: %lu\n"
 505                 "TX queue stopped?: %d\n"
 506                 "TX fifo overflow: %lu\n"
 507 //              "TX beacon: %lu\n"
 508 //              "TX VI queue: %d\n"
 509 //              "TX VO queue: %d\n"
 510 //              "TX BE queue: %d\n"
 511 //              "TX BK queue: %d\n"
 512 //              "TX HW queue: %d\n"
 513 //              "TX VI dropped: %lu\n"
 514 //              "TX VO dropped: %lu\n"
 515 //              "TX BE dropped: %lu\n"
 516 //              "TX BK dropped: %lu\n"
 517                 "TX total data packets %lu\n"
 518                 "TX total data bytes :%lu\n",
 519 //              "TX beacon aborted: %lu\n",
 520                 priv->stats.txviokint,
 521 //              priv->stats.txvierr,
 522                 priv->stats.txvookint,
 523 //              priv->stats.txvoerr,
 524                 priv->stats.txbeokint,
 525 //              priv->stats.txbeerr,
 526                 priv->stats.txbkokint,
 527 //              priv->stats.txbkerr,
 528                 priv->stats.txmanageokint,
 529 //              priv->stats.txmanageerr,
 530                 priv->stats.txbeaconokint,
 531                 priv->stats.txbeaconerr,
 532                 priv->stats.txcmdpktokint,
 533 //              priv->stats.txhpokint,
 534 //              priv->stats.txhperr,
 535 //              priv->stats.txresumed,
 536                 netif_queue_stopped(dev),
 537                 priv->stats.txoverflow,
 538 //              priv->stats.txbeacon,
 539 //              atomic_read(&(priv->tx_pending[VI_QUEUE])),
 540 //              atomic_read(&(priv->tx_pending[VO_QUEUE])),
 541 //              atomic_read(&(priv->tx_pending[BE_QUEUE])),
 542 //              atomic_read(&(priv->tx_pending[BK_QUEUE])),
 543 //              read_nic_byte(dev, TXFIFOCOUNT),
 544 //              priv->stats.txvidrop,
 545 //              priv->stats.txvodrop,
 546                 priv->ieee80211->stats.tx_packets,
 547                 priv->ieee80211->stats.tx_bytes
 548
 549
 550 //              priv->stats.txbedrop,
 551 //              priv->stats.txbkdrop
 552                         //      priv->stats.txdatapkt
 553 //              priv->stats.txbeaconerr
 554                 );
 555
 556         *eof = 1;
 557         return len;
 558 }
 559
 560
 561
 562 static int proc_get_stats_rx(char *page, char **start,
 563                           off_t offset, int count,
 564                           int *eof, void *data)
 565 {
 566         struct net_device *dev = data;
 567         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
 568
 569         int len = 0;
 570
 571         len += snprintf(page + len, count - len,
 572                 "RX packets: %lu\n"
 573                 "RX desc err: %lu\n"
 574                 "RX rx overflow error: %lu\n"
 575                 "RX invalid urb error: %lu\n",
 576                 priv->stats.rxint,
 577                 priv->stats.rxrdu,
 578                 priv->stats.rxoverflow,
 579                 priv->stats.rxurberr);
 580
 581         *eof = 1;
 582         return len;
 583 }
 584
 585 static void rtl8192_proc_module_init(void)
 586 {
 587         RT_TRACE(COMP_INIT, "Initializing proc filesystem");
 588         rtl8192_proc=create_proc_entry(RTL819xE_MODULE_NAME, S_IFDIR, init_net.proc_net);
 589 }
 590
 591
 592 static void rtl8192_proc_module_remove(void)
 593 {
 594         remove_proc_entry(RTL819xE_MODULE_NAME, init_net.proc_net);
 595 }
 596
 597
 598 static void rtl8192_proc_remove_one(struct net_device *dev)
 599 {
 600         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
 601
 602         printk("dev name=======> %s\n",dev->name);
 603
 604         if (priv->dir_dev) {
 605         //      remove_proc_entry("stats-hw", priv->dir_dev);
 606                 remove_proc_entry("stats-tx", priv->dir_dev);
 607                 remove_proc_entry("stats-rx", priv->dir_dev);
 608         //      remove_proc_entry("stats-ieee", priv->dir_dev);
 609                 remove_proc_entry("stats-ap", priv->dir_dev);
 610                 remove_proc_entry("registers", priv->dir_dev);
 611         //      remove_proc_entry("cck-registers",priv->dir_dev);
 612         //      remove_proc_entry("ofdm-registers",priv->dir_dev);
 613                 //remove_proc_entry(dev->name, rtl8192_proc);
 614                 remove_proc_entry("wlan0", rtl8192_proc);
 615                 priv->dir_dev = NULL;
 616         }
 617 }
 618
 619
 620 static void rtl8192_proc_init_one(struct net_device *dev)
 621 {
 622         struct proc_dir_entry *e;
 623         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
 624         priv->dir_dev = create_proc_entry(dev->name,
 625                                           S_IFDIR | S_IRUGO | S_IXUGO,
 626                                           rtl8192_proc);
 627         if (!priv->dir_dev) {
 628                 RT_TRACE(COMP_ERR, "Unable to initialize /proc/net/rtl8192/%s\n",
 629                       dev->name);
 630                 return;
 631         }
 632         e = create_proc_read_entry("stats-rx", S_IFREG | S_IRUGO,
 633                                    priv->dir_dev, proc_get_stats_rx, dev);
 634
 635         if (!e) {
 636                 RT_TRACE(COMP_ERR,"Unable to initialize "
 637                       "/proc/net/rtl8192/%s/stats-rx\n",
 638                       dev->name);
 639         }
 640
 641
 642         e = create_proc_read_entry("stats-tx", S_IFREG | S_IRUGO,
 643                                    priv->dir_dev, proc_get_stats_tx, dev);
 644
 645         if (!e) {
 646                 RT_TRACE(COMP_ERR, "Unable to initialize "
 647                       "/proc/net/rtl8192/%s/stats-tx\n",
 648                       dev->name);
 649         }
 650
 651         e = create_proc_read_entry("stats-ap", S_IFREG | S_IRUGO,
 652                                    priv->dir_dev, proc_get_stats_ap, dev);
 653
 654         if (!e) {
 655                 RT_TRACE(COMP_ERR, "Unable to initialize "
 656                       "/proc/net/rtl8192/%s/stats-ap\n",
 657                       dev->name);
 658         }
 659
 660         e = create_proc_read_entry("registers", S_IFREG | S_IRUGO,
 661                                    priv->dir_dev, proc_get_registers, dev);
 662         if (!e) {
 663                 RT_TRACE(COMP_ERR, "Unable to initialize "
 664                       "/proc/net/rtl8192/%s/registers\n",
 665                       dev->name);
 666         }
 667 }
 668 /****************************************************************************
 669    -----------------------------MISC STUFF-------------------------
 670 *****************************************************************************/
 671
 672 short check_nic_enough_desc(struct net_device *dev, int prio)
 673 {
 674     struct r8192_priv *priv = ieee80211_priv(dev);
 675     struct rtl8192_tx_ring *ring = &priv->tx_ring[prio];
 676
 677     /* for now we reserve two free descriptor as a safety boundary
 678      * between the tail and the head
 679      */
 680     if (ring->entries - skb_queue_len(&ring->queue) >= 2) {
 681         return 1;
 682     } else {
 683         return 0;
 684     }
 685 }
 686
 687 static void tx_timeout(struct net_device *dev)
 688 {
 689         struct r8192_priv *priv = ieee80211_priv(dev);
 690         //rtl8192_commit(dev);
 691
 692         schedule_work(&priv->reset_wq);
 693         printk("TXTIMEOUT");
 694 }
 695
 696
 697 /****************************************************************************
 698       ------------------------------HW STUFF---------------------------
 699 *****************************************************************************/
 700
 701
 702 static void rtl8192_irq_enable(struct net_device *dev)
 703 {
 704         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
 705         priv->irq_enabled = 1;
 706         write_nic_dword(dev,INTA_MASK, priv->irq_mask);
 707 }
 708
 709
 710 static void rtl8192_irq_disable(struct net_device *dev)
 711 {
 712         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
 713
 714         write_nic_dword(dev,INTA_MASK,0);
 715         force_pci_posting(dev);
 716         priv->irq_enabled = 0;
 717 }
 718
 719
 720 static void rtl8192_set_mode(struct net_device *dev,int mode)
 721 {
 722         u8 ecmd;
 723         ecmd=read_nic_byte(dev, EPROM_CMD);
 724         ecmd=ecmd &~ EPROM_CMD_OPERATING_MODE_MASK;
 725         ecmd=ecmd | (mode<<EPROM_CMD_OPERATING_MODE_SHIFT);
 726         ecmd=ecmd &~ (1<<EPROM_CS_SHIFT);
 727         ecmd=ecmd &~ (1<<EPROM_CK_SHIFT);
 728         write_nic_byte(dev, EPROM_CMD, ecmd);
 729 }
 730
 731
 732 void rtl8192_update_msr(struct net_device *dev)
 733 {
 734         struct r8192_priv *priv = ieee80211_priv(dev);
 735         u8 msr;
 736
 737         msr  = read_nic_byte(dev, MSR);
 738         msr &= ~ MSR_LINK_MASK;
 739
 740         /* do not change in link_state != WLAN_LINK_ASSOCIATED.
 741          * msr must be updated if the state is ASSOCIATING.
 742          * this is intentional and make sense for ad-hoc and
 743          * master (see the create BSS/IBSS func)
 744          */
 745         if (priv->ieee80211->state == IEEE80211_LINKED){
 746
 747                 if (priv->ieee80211->iw_mode == IW_MODE_INFRA)
 748                         msr |= (MSR_LINK_MANAGED<<MSR_LINK_SHIFT);
 749                 else if (priv->ieee80211->iw_mode == IW_MODE_ADHOC)
 750                         msr |= (MSR_LINK_ADHOC<<MSR_LINK_SHIFT);
 751                 else if (priv->ieee80211->iw_mode == IW_MODE_MASTER)
 752                         msr |= (MSR_LINK_MASTER<<MSR_LINK_SHIFT);
 753
 754         }else
 755                 msr |= (MSR_LINK_NONE<<MSR_LINK_SHIFT);
 756
 757         write_nic_byte(dev, MSR, msr);
 758 }
 759
 760 void rtl8192_set_chan(struct net_device *dev,short ch)
 761 {
 762     struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
 763     RT_TRACE(COMP_RF, "=====>%s()====ch:%d\n", __FUNCTION__, ch);
 764     priv->chan=ch;
 765 #if 0
 766     if(priv->ieee80211->iw_mode == IW_MODE_ADHOC ||
 767             priv->ieee80211->iw_mode == IW_MODE_MASTER){
 768
 769         priv->ieee80211->link_state = WLAN_LINK_ASSOCIATED;
 770         priv->ieee80211->master_chan = ch;
 771         rtl8192_update_beacon_ch(dev);
 772     }
 773 #endif
 774
 775     /* this hack should avoid frame TX during channel setting*/
 776
 777
 778     //  tx = read_nic_dword(dev,TX_CONF);
 779     //  tx &= ~TX_LOOPBACK_MASK;
 780
 781 #ifndef LOOP_TEST
 782     //TODO
 783     //  write_nic_dword(dev,TX_CONF, tx |( TX_LOOPBACK_MAC<<TX_LOOPBACK_SHIFT));
 784
 785     //need to implement rf set channel here WB
 786
 787     if (priv->rf_set_chan)
 788         priv->rf_set_chan(dev,priv->chan);
 789     //  mdelay(10);
 790     //  write_nic_dword(dev,TX_CONF,tx | (TX_LOOPBACK_NONE<<TX_LOOPBACK_SHIFT));
 791 #endif
 792 }
 793
 794 void rtl8192_rx_enable(struct net_device *dev)
 795 {
 796     struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
 797     write_nic_dword(dev, RDQDA,priv->rx_ring_dma);
 798 }
 799
 800 /* the TX_DESC_BASE setting is according to the following queue index
 801  *  BK_QUEUE       ===>                        0
 802  *  BE_QUEUE       ===>                        1
 803  *  VI_QUEUE       ===>                        2
 804  *  VO_QUEUE       ===>                        3
 805  *  HCCA_QUEUE     ===>                        4
 806  *  TXCMD_QUEUE    ===>                        5
 807  *  MGNT_QUEUE     ===>                        6
 808  *  HIGH_QUEUE     ===>                        7
 809  *  BEACON_QUEUE   ===>                        8
 810  *  */
 811 static u32 TX_DESC_BASE[] = {BKQDA, BEQDA, VIQDA, VOQDA, HCCAQDA, CQDA, MQDA, HQDA, BQDA};
 812 void rtl8192_tx_enable(struct net_device *dev)
 813 {
 814     struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
 815     u32 i;
 816     for (i = 0; i < MAX_TX_QUEUE_COUNT; i++)
 817         write_nic_dword(dev, TX_DESC_BASE[i], priv->tx_ring[i].dma);
 818
 819     ieee80211_reset_queue(priv->ieee80211);
 820 }
 821
 822
 823 static void rtl8192_free_rx_ring(struct net_device *dev)
 824 {
 825     struct r8192_priv *priv = ieee80211_priv(dev);
 826     int i;
 827
 828     for (i = 0; i < priv->rxringcount; i++) {
 829         struct sk_buff *skb = priv->rx_buf[i];
 830         if (!skb)
 831             continue;
 832
 833         pci_unmap_single(priv->pdev,
 834                 *((dma_addr_t *)skb->cb),
 835                 priv->rxbuffersize, PCI_DMA_FROMDEVICE);
 836         kfree_skb(skb);
 837     }
 838
 839     pci_free_consistent(priv->pdev, sizeof(*priv->rx_ring) * priv->rxringcount,
 840             priv->rx_ring, priv->rx_ring_dma);
 841     priv->rx_ring = NULL;
 842 }
 843
 844 static void rtl8192_free_tx_ring(struct net_device *dev, unsigned int prio)
 845 {
 846     struct r8192_priv *priv = ieee80211_priv(dev);
 847     struct rtl8192_tx_ring *ring = &priv->tx_ring[prio];
 848
 849     while (skb_queue_len(&ring->queue)) {
 850         tx_desc_819x_pci *entry = &ring->desc[ring->idx];
 851         struct sk_buff *skb = __skb_dequeue(&ring->queue);
 852
 853         pci_unmap_single(priv->pdev, le32_to_cpu(entry->TxBuffAddr),
 854                 skb->len, PCI_DMA_TODEVICE);
 855         kfree_skb(skb);
 856         ring->idx = (ring->idx + 1) % ring->entries;
 857     }
 858
 859     pci_free_consistent(priv->pdev, sizeof(*ring->desc)*ring->entries,
 860             ring->desc, ring->dma);
 861     ring->desc = NULL;
 862 }
 863
 864
 865 static void rtl8192_beacon_disable(struct net_device *dev)
 866 {
 867         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
 868         u32 reg;
 869
 870         reg = read_nic_dword(priv->ieee80211->dev,INTA_MASK);
 871
 872         /* disable Beacon realted interrupt signal */
 873         reg &= ~(IMR_BcnInt | IMR_BcnInt | IMR_TBDOK | IMR_TBDER);
 874         write_nic_dword(priv->ieee80211->dev, INTA_MASK, reg);
 875 }
 876
 877 void rtl8192_rtx_disable(struct net_device *dev)
 878 {
 879         u8 cmd;
 880         struct r8192_priv *priv = ieee80211_priv(dev);
 881         int i;
 882
 883         cmd=read_nic_byte(dev,CMDR);
 884 //      if(!priv->ieee80211->bSupportRemoteWakeUp) {
 885                 write_nic_byte(dev, CMDR, cmd &~ \
 886                                 (CR_TE|CR_RE));
 887 //      }
 888         force_pci_posting(dev);
 889         mdelay(30);
 890
 891         for(i = 0; i < MAX_QUEUE_SIZE; i++) {
 892                 skb_queue_purge(&priv->ieee80211->skb_waitQ [i]);
 893         }
 894         for(i = 0; i < MAX_QUEUE_SIZE; i++) {
 895                 skb_queue_purge(&priv->ieee80211->skb_aggQ [i]);
 896         }
 897
 898
 899         skb_queue_purge(&priv->skb_queue);
 900         return;
 901 }
 902
 903 static void rtl8192_reset(struct net_device *dev)
 904 {
 905     rtl8192_irq_disable(dev);
 906     printk("This is RTL819xP Reset procedure\n");
 907 }
 908
 909 static u16 rtl_rate[] = {10,20,55,110,60,90,120,180,240,360,480,540};
 910 inline u16 rtl8192_rate2rate(short rate)
 911 {
 912         if (rate >11) return 0;
 913         return rtl_rate[rate];
 914 }
 915
 916
 917
 918
 919 static void rtl8192_data_hard_stop(struct net_device *dev)
 920 {
 921         //FIXME !!
 922         #if 0
 923         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
 924         priv->dma_poll_mask |= (1<<TX_DMA_STOP_LOWPRIORITY_SHIFT);
 925         rtl8192_set_mode(dev,EPROM_CMD_CONFIG);
 926         write_nic_byte(dev,TX_DMA_POLLING,priv->dma_poll_mask);
 927         rtl8192_set_mode(dev,EPROM_CMD_NORMAL);
 928         #endif
 929 }
 930
 931
 932 static void rtl8192_data_hard_resume(struct net_device *dev)
 933 {
 934         // FIXME !!
 935         #if 0
 936         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
 937         priv->dma_poll_mask &= ~(1<<TX_DMA_STOP_LOWPRIORITY_SHIFT);
 938         rtl8192_set_mode(dev,EPROM_CMD_CONFIG);
 939         write_nic_byte(dev,TX_DMA_POLLING,priv->dma_poll_mask);
 940         rtl8192_set_mode(dev,EPROM_CMD_NORMAL);
 941         #endif
 942 }
 943
 944 /* this function TX data frames when the ieee80211 stack requires this.
 945  * It checks also if we need to stop the ieee tx queue, eventually do it
 946  */
 947 static void rtl8192_hard_data_xmit(struct sk_buff *skb, struct net_device *dev, int rate)
 948 {
 949         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
 950         int ret;
 951         //unsigned long flags;
 952         cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
 953         u8 queue_index = tcb_desc->queue_index;
 954         /* shall not be referred by command packet */
 955         assert(queue_index != TXCMD_QUEUE);
 956
 957         //spin_lock_irqsave(&priv->tx_lock,flags);
 958
 959         memcpy((unsigned char *)(skb->cb),&dev,sizeof(dev));
 960 #if 0
 961         tcb_desc->RATRIndex = 7;
 962         tcb_desc->bTxDisableRateFallBack = 1;
 963         tcb_desc->bTxUseDriverAssingedRate = 1;
 964         tcb_desc->bTxEnableFwCalcDur = 1;
 965 #endif
 966         skb_push(skb, priv->ieee80211->tx_headroom);
 967         ret = rtl8192_tx(dev, skb);
 968         if(ret != 0) {
 969                 kfree_skb(skb);
 970         };
 971
 972 //
 973         if(queue_index!=MGNT_QUEUE) {
 974         priv->ieee80211->stats.tx_bytes+=(skb->len - priv->ieee80211->tx_headroom);
 975         priv->ieee80211->stats.tx_packets++;
 976         }
 977
 978         //spin_unlock_irqrestore(&priv->tx_lock,flags);
 979
 980 //      return ret;
 981         return;
 982 }
 983
 984 /* This is a rough attempt to TX a frame
 985  * This is called by the ieee 80211 stack to TX management frames.
 986  * If the ring is full packet are dropped (for data frame the queue
 987  * is stopped before this can happen).
 988  */
 989 static int rtl8192_hard_start_xmit(struct sk_buff *skb,struct net_device *dev)
 990 {
 991         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
 992
 993
 994         int ret;
 995         //unsigned long flags;
 996         cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
 997         u8 queue_index = tcb_desc->queue_index;
 998
 999
1000         //spin_lock_irqsave(&priv->tx_lock,flags);
1001
1002         memcpy((unsigned char *)(skb->cb),&dev,sizeof(dev));
1003         if(queue_index == TXCMD_QUEUE) {
1004         //      skb_push(skb, USB_HWDESC_HEADER_LEN);
1005                 rtl819xE_tx_cmd(dev, skb);
1006                 ret = 0;
1007                 //spin_unlock_irqrestore(&priv->tx_lock,flags);
1008                 return ret;
1009         } else {
1010         //      RT_TRACE(COMP_SEND, "To send management packet\n");
1011                 tcb_desc->RATRIndex = 7;
1012                 tcb_desc->bTxDisableRateFallBack = 1;
1013                 tcb_desc->bTxUseDriverAssingedRate = 1;
1014                 tcb_desc->bTxEnableFwCalcDur = 1;
1015                 skb_push(skb, priv->ieee80211->tx_headroom);
1016                 ret = rtl8192_tx(dev, skb);
1017                 if(ret != 0) {
1018                         kfree_skb(skb);
1019                 };
1020         }
1021
1022 //      priv->ieee80211->stats.tx_bytes+=skb->len;
1023 //      priv->ieee80211->stats.tx_packets++;
1024
1025         //spin_unlock_irqrestore(&priv->tx_lock,flags);
1026
1027         return ret;
1028
1029 }
1030
1031
1032 void rtl8192_try_wake_queue(struct net_device *dev, int pri);
1033
1034 static void rtl8192_tx_isr(struct net_device *dev, int prio)
1035 {
1036     struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1037
1038     struct rtl8192_tx_ring *ring = &priv->tx_ring[prio];
1039
1040     while (skb_queue_len(&ring->queue)) {
1041         tx_desc_819x_pci *entry = &ring->desc[ring->idx];
1042         struct sk_buff *skb;
1043
1044         /* beacon packet will only use the first descriptor defautly,
1045          * and the OWN may not be cleared by the hardware
1046          * */
1047         if(prio != BEACON_QUEUE) {
1048             if(entry->OWN)
1049                 return;
1050             ring->idx = (ring->idx + 1) % ring->entries;
1051         }
1052
1053         skb = __skb_dequeue(&ring->queue);
1054         pci_unmap_single(priv->pdev, le32_to_cpu(entry->TxBuffAddr),
1055                 skb->len, PCI_DMA_TODEVICE);
1056
1057         kfree_skb(skb);
1058     }
1059     if (prio == MGNT_QUEUE){
1060         if (priv->ieee80211->ack_tx_to_ieee){
1061             if (rtl8192_is_tx_queue_empty(dev)){
1062                 priv->ieee80211->ack_tx_to_ieee = 0;
1063                 ieee80211_ps_tx_ack(priv->ieee80211, 1);
1064             }
1065         }
1066     }
1067
1068     if(prio != BEACON_QUEUE) {
1069         /* try to deal with the pending packets  */
1070         tasklet_schedule(&priv->irq_tx_tasklet);
1071     }
1072
1073 }
1074
1075 static void rtl8192_stop_beacon(struct net_device *dev)
1076 {
1077         //rtl8192_beacon_disable(dev);
1078 }
1079
1080 static void rtl8192_config_rate(struct net_device* dev, u16* rate_config)
1081 {
1082          struct r8192_priv *priv = ieee80211_priv(dev);
1083          struct ieee80211_network *net;
1084          u8 i=0, basic_rate = 0;
1085          net = & priv->ieee80211->current_network;
1086
1087          for (i=0; i<net->rates_len; i++)
1088          {
1089                  basic_rate = net->rates[i]&0x7f;
1090                  switch(basic_rate)
1091                  {
1092                          case MGN_1M:   *rate_config |= RRSR_1M;        break;
1093                          case MGN_2M:   *rate_config |= RRSR_2M;        break;
1094                          case MGN_5_5M: *rate_config |= RRSR_5_5M;      break;
1095                          case MGN_11M:  *rate_config |= RRSR_11M;       break;
1096                          case MGN_6M:   *rate_config |= RRSR_6M;        break;
1097                          case MGN_9M:   *rate_config |= RRSR_9M;        break;
1098                          case MGN_12M:  *rate_config |= RRSR_12M;       break;
1099                          case MGN_18M:  *rate_config |= RRSR_18M;       break;
1100                          case MGN_24M:  *rate_config |= RRSR_24M;       break;
1101                          case MGN_36M:  *rate_config |= RRSR_36M;       break;
1102                          case MGN_48M:  *rate_config |= RRSR_48M;       break;
1103                          case MGN_54M:  *rate_config |= RRSR_54M;       break;
1104                  }
1105          }
1106          for (i=0; i<net->rates_ex_len; i++)
1107          {
1108                  basic_rate = net->rates_ex[i]&0x7f;
1109                  switch(basic_rate)
1110                  {
1111                          case MGN_1M:   *rate_config |= RRSR_1M;        break;
1112                          case MGN_2M:   *rate_config |= RRSR_2M;        break;
1113                          case MGN_5_5M: *rate_config |= RRSR_5_5M;      break;
1114                          case MGN_11M:  *rate_config |= RRSR_11M;       break;
1115                          case MGN_6M:   *rate_config |= RRSR_6M;        break;
1116                          case MGN_9M:   *rate_config |= RRSR_9M;        break;
1117                          case MGN_12M:  *rate_config |= RRSR_12M;       break;
1118                          case MGN_18M:  *rate_config |= RRSR_18M;       break;
1119                          case MGN_24M:  *rate_config |= RRSR_24M;       break;
1120                          case MGN_36M:  *rate_config |= RRSR_36M;       break;
1121                          case MGN_48M:  *rate_config |= RRSR_48M;       break;
1122                          case MGN_54M:  *rate_config |= RRSR_54M;       break;
1123                  }
1124          }
1125 }
1126
1127
1128 #define SHORT_SLOT_TIME 9
1129 #define NON_SHORT_SLOT_TIME 20
1130
1131 static void rtl8192_update_cap(struct net_device* dev, u16 cap)
1132 {
1133         u32 tmp = 0;
1134         struct r8192_priv *priv = ieee80211_priv(dev);
1135         struct ieee80211_network *net = &priv->ieee80211->current_network;
1136         priv->short_preamble = cap & WLAN_CAPABILITY_SHORT_PREAMBLE;
1137         tmp = priv->basic_rate;
1138         if (priv->short_preamble)
1139                 tmp |= BRSR_AckShortPmb;
1140         write_nic_dword(dev, RRSR, tmp);
1141
1142         if (net->mode & (IEEE_G|IEEE_N_24G))
1143         {
1144                 u8 slot_time = 0;
1145                 if ((cap & WLAN_CAPABILITY_SHORT_SLOT)&&(!priv->ieee80211->pHTInfo->bCurrentRT2RTLongSlotTime))
1146                 {//short slot time
1147                         slot_time = SHORT_SLOT_TIME;
1148                 }
1149                 else //long slot time
1150                         slot_time = NON_SHORT_SLOT_TIME;
1151                 priv->slot_time = slot_time;
1152                 write_nic_byte(dev, SLOT_TIME, slot_time);
1153         }
1154
1155 }
1156
1157 static void rtl8192_net_update(struct net_device *dev)
1158 {
1159
1160         struct r8192_priv *priv = ieee80211_priv(dev);
1161         struct ieee80211_network *net;
1162         u16 BcnTimeCfg = 0, BcnCW = 6, BcnIFS = 0xf;
1163         u16 rate_config = 0;
1164         net = &priv->ieee80211->current_network;
1165         //update Basic rate: RR, BRSR
1166         rtl8192_config_rate(dev, &rate_config);
1167         // 2007.01.16, by Emily
1168         // Select RRSR (in Legacy-OFDM and CCK)
1169         // For 8190, we select only 24M, 12M, 6M, 11M, 5.5M, 2M, and 1M from the Basic rate.
1170         // We do not use other rates.
1171          priv->basic_rate = rate_config &= 0x15f;
1172         //BSSID
1173         write_nic_dword(dev,BSSIDR,((u32*)net->bssid)[0]);
1174         write_nic_word(dev,BSSIDR+4,((u16*)net->bssid)[2]);
1175 #if 0
1176         //MSR
1177         rtl8192_update_msr(dev);
1178 #endif
1179
1180
1181 //      rtl8192_update_cap(dev, net->capability);
1182         if (priv->ieee80211->iw_mode == IW_MODE_ADHOC)
1183         {
1184                 write_nic_word(dev, ATIMWND, 2);
1185                 write_nic_word(dev, BCN_DMATIME, 256);
1186                 write_nic_word(dev, BCN_INTERVAL, net->beacon_interval);
1187         //      write_nic_word(dev, BcnIntTime, 100);
1188         //BIT15 of BCN_DRV_EARLY_INT will indicate whether software beacon or hw beacon is applied.
1189                 write_nic_word(dev, BCN_DRV_EARLY_INT, 10);
1190                 write_nic_byte(dev, BCN_ERR_THRESH, 100);
1191
1192                 BcnTimeCfg |= (BcnCW<<BCN_TCFG_CW_SHIFT);
1193         // TODO: BcnIFS may required to be changed on ASIC
1194                 BcnTimeCfg |= BcnIFS<<BCN_TCFG_IFS;
1195
1196                 write_nic_word(dev, BCN_TCFG, BcnTimeCfg);
1197         }
1198
1199
1200 }
1201
1202 void rtl819xE_tx_cmd(struct net_device *dev, struct sk_buff *skb)
1203 {
1204     struct r8192_priv *priv = ieee80211_priv(dev);
1205     struct rtl8192_tx_ring *ring;
1206     tx_desc_819x_pci *entry;
1207     unsigned int idx;
1208     dma_addr_t mapping;
1209     cb_desc *tcb_desc;
1210     unsigned long flags;
1211
1212     ring = &priv->tx_ring[TXCMD_QUEUE];
1213     mapping = pci_map_single(priv->pdev, skb->data, skb->len, PCI_DMA_TODEVICE);
1214
1215     spin_lock_irqsave(&priv->irq_th_lock,flags);
1216     idx = (ring->idx + skb_queue_len(&ring->queue)) % ring->entries;
1217     entry = &ring->desc[idx];
1218
1219     tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
1220     memset(entry,0,12);
1221     entry->LINIP = tcb_desc->bLastIniPkt;
1222     entry->FirstSeg = 1;//first segment
1223     entry->LastSeg = 1; //last segment
1224     if(tcb_desc->bCmdOrInit == DESC_PACKET_TYPE_INIT) {
1225         entry->CmdInit = DESC_PACKET_TYPE_INIT;
1226     } else {
1227         entry->CmdInit = DESC_PACKET_TYPE_NORMAL;
1228         entry->Offset = sizeof(TX_FWINFO_8190PCI) + 8;
1229         entry->PktSize = (u16)(tcb_desc->pkt_size + entry->Offset);
1230         entry->QueueSelect = QSLT_CMD;
1231         entry->TxFWInfoSize = 0x08;
1232         entry->RATid = (u8)DESC_PACKET_TYPE_INIT;
1233     }
1234     entry->TxBufferSize = skb->len;
1235     entry->TxBuffAddr = cpu_to_le32(mapping);
1236     entry->OWN = 1;
1237
1238 #ifdef JOHN_DUMP_TXDESC
1239     {       int i;
1240         tx_desc_819x_pci *entry1 =  &ring->desc[0];
1241         unsigned int *ptr= (unsigned int *)entry1;
1242         printk("<Tx descriptor>:\n");
1243         for (i = 0; i < 8; i++)
1244             printk("%8x ", ptr[i]);
1245         printk("\n");
1246     }
1247 #endif
1248     __skb_queue_tail(&ring->queue, skb);
1249     spin_unlock_irqrestore(&priv->irq_th_lock,flags);
1250
1251     write_nic_byte(dev, TPPoll, TPPoll_CQ);
1252
1253     return;
1254 }
1255
1256 /*
1257  * Mapping Software/Hardware descriptor queue id to "Queue Select Field"
1258  * in TxFwInfo data structure
1259  * 2006.10.30 by Emily
1260  *
1261  * \param QUEUEID       Software Queue
1262 */
1263 static u8 MapHwQueueToFirmwareQueue(u8 QueueID)
1264 {
1265         u8 QueueSelect = 0x0;       //defualt set to
1266
1267         switch(QueueID) {
1268                 case BE_QUEUE:
1269                         QueueSelect = QSLT_BE;  //or QSelect = pTcb->priority;
1270                         break;
1271
1272                 case BK_QUEUE:
1273                         QueueSelect = QSLT_BK;  //or QSelect = pTcb->priority;
1274                         break;
1275
1276                 case VO_QUEUE:
1277                         QueueSelect = QSLT_VO;  //or QSelect = pTcb->priority;
1278                         break;
1279
1280                 case VI_QUEUE:
1281                         QueueSelect = QSLT_VI;  //or QSelect = pTcb->priority;
1282                         break;
1283                 case MGNT_QUEUE:
1284                         QueueSelect = QSLT_MGNT;
1285                         break;
1286
1287                 case BEACON_QUEUE:
1288                         QueueSelect = QSLT_BEACON;
1289                         break;
1290
1291                         // TODO: 2006.10.30 mark other queue selection until we verify it is OK
1292                         // TODO: Remove Assertions
1293 //#if (RTL819X_FPGA_VER & RTL819X_FPGA_GUANGAN_070502)
1294                 case TXCMD_QUEUE:
1295                         QueueSelect = QSLT_CMD;
1296                         break;
1297 //#endif
1298                 case HIGH_QUEUE:
1299                         //QueueSelect = QSLT_HIGH;
1300                         //break;
1301
1302                 default:
1303                         RT_TRACE(COMP_ERR, "TransmitTCB(): Impossible Queue Selection: %d \n", QueueID);
1304                         break;
1305         }
1306         return QueueSelect;
1307 }
1308
1309 static u8 MRateToHwRate8190Pci(u8 rate)
1310 {
1311         u8  ret = DESC90_RATE1M;
1312
1313         switch(rate) {
1314                 case MGN_1M:    ret = DESC90_RATE1M;            break;
1315                 case MGN_2M:    ret = DESC90_RATE2M;            break;
1316                 case MGN_5_5M:  ret = DESC90_RATE5_5M;  break;
1317                 case MGN_11M:   ret = DESC90_RATE11M;   break;
1318                 case MGN_6M:    ret = DESC90_RATE6M;            break;
1319                 case MGN_9M:    ret = DESC90_RATE9M;            break;
1320                 case MGN_12M:   ret = DESC90_RATE12M;   break;
1321                 case MGN_18M:   ret = DESC90_RATE18M;   break;
1322                 case MGN_24M:   ret = DESC90_RATE24M;   break;
1323                 case MGN_36M:   ret = DESC90_RATE36M;   break;
1324                 case MGN_48M:   ret = DESC90_RATE48M;   break;
1325                 case MGN_54M:   ret = DESC90_RATE54M;   break;
1326
1327                 // HT rate since here
1328                 case MGN_MCS0:  ret = DESC90_RATEMCS0;  break;
1329                 case MGN_MCS1:  ret = DESC90_RATEMCS1;  break;
1330                 case MGN_MCS2:  ret = DESC90_RATEMCS2;  break;
1331                 case MGN_MCS3:  ret = DESC90_RATEMCS3;  break;
1332                 case MGN_MCS4:  ret = DESC90_RATEMCS4;  break;
1333                 case MGN_MCS5:  ret = DESC90_RATEMCS5;  break;
1334                 case MGN_MCS6:  ret = DESC90_RATEMCS6;  break;
1335                 case MGN_MCS7:  ret = DESC90_RATEMCS7;  break;
1336                 case MGN_MCS8:  ret = DESC90_RATEMCS8;  break;
1337                 case MGN_MCS9:  ret = DESC90_RATEMCS9;  break;
1338                 case MGN_MCS10: ret = DESC90_RATEMCS10; break;
1339                 case MGN_MCS11: ret = DESC90_RATEMCS11; break;
1340                 case MGN_MCS12: ret = DESC90_RATEMCS12; break;
1341                 case MGN_MCS13: ret = DESC90_RATEMCS13; break;
1342                 case MGN_MCS14: ret = DESC90_RATEMCS14; break;
1343                 case MGN_MCS15: ret = DESC90_RATEMCS15; break;
1344                 case (0x80|0x20): ret = DESC90_RATEMCS32; break;
1345
1346                 default:       break;
1347         }
1348         return ret;
1349 }
1350
1351
1352 static u8 QueryIsShort(u8 TxHT, u8 TxRate, cb_desc *tcb_desc)
1353 {
1354         u8   tmp_Short;
1355
1356         tmp_Short = (TxHT==1)?((tcb_desc->bUseShortGI)?1:0):((tcb_desc->bUseShortPreamble)?1:0);
1357
1358         if(TxHT==1 && TxRate != DESC90_RATEMCS15)
1359                 tmp_Short = 0;
1360
1361         return tmp_Short;
1362 }
1363
1364 /*
1365  * The tx procedure is just as following,
1366  * skb->cb will contain all the following information,
1367  * priority, morefrag, rate, &dev.
1368  * */
1369 short rtl8192_tx(struct net_device *dev, struct sk_buff* skb)
1370 {
1371     struct r8192_priv *priv = ieee80211_priv(dev);
1372     struct rtl8192_tx_ring  *ring;
1373     unsigned long flags;
1374     cb_desc *tcb_desc = (cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
1375     tx_desc_819x_pci *pdesc = NULL;
1376     TX_FWINFO_8190PCI *pTxFwInfo = NULL;
1377     dma_addr_t mapping;
1378     bool  multi_addr=false,broad_addr=false,uni_addr=false;
1379     u8*   pda_addr = NULL;
1380     int   idx;
1381
1382     mapping = pci_map_single(priv->pdev, skb->data, skb->len, PCI_DMA_TODEVICE);
1383     /* collect the tx packets statitcs */
1384     pda_addr = ((u8*)skb->data) + sizeof(TX_FWINFO_8190PCI);
1385     if(is_multicast_ether_addr(pda_addr))
1386         multi_addr = true;
1387     else if(is_broadcast_ether_addr(pda_addr))
1388         broad_addr = true;
1389     else
1390         uni_addr = true;
1391
1392     if(uni_addr)
1393         priv->stats.txbytesunicast += (u8)(skb->len) - sizeof(TX_FWINFO_8190PCI);
1394     else if(multi_addr)
1395         priv->stats.txbytesmulticast +=(u8)(skb->len) - sizeof(TX_FWINFO_8190PCI);
1396     else
1397         priv->stats.txbytesbroadcast += (u8)(skb->len) - sizeof(TX_FWINFO_8190PCI);
1398
1399     /* fill tx firmware */
1400     pTxFwInfo = (PTX_FWINFO_8190PCI)skb->data;
1401     memset(pTxFwInfo,0,sizeof(TX_FWINFO_8190PCI));
1402     pTxFwInfo->TxHT = (tcb_desc->data_rate&0x80)?1:0;
1403     pTxFwInfo->TxRate = MRateToHwRate8190Pci((u8)tcb_desc->data_rate);
1404     pTxFwInfo->EnableCPUDur = tcb_desc->bTxEnableFwCalcDur;
1405     pTxFwInfo->Short    = QueryIsShort(pTxFwInfo->TxHT, pTxFwInfo->TxRate, tcb_desc);
1406
1407     /* Aggregation related */
1408     if(tcb_desc->bAMPDUEnable) {
1409         pTxFwInfo->AllowAggregation = 1;
1410         pTxFwInfo->RxMF = tcb_desc->ampdu_factor;
1411         pTxFwInfo->RxAMD = tcb_desc->ampdu_density;
1412     } else {
1413         pTxFwInfo->AllowAggregation = 0;
1414         pTxFwInfo->RxMF = 0;
1415         pTxFwInfo->RxAMD = 0;
1416     }
1417
1418     //
1419     // Protection mode related
1420     //
1421     pTxFwInfo->RtsEnable =      (tcb_desc->bRTSEnable)?1:0;
1422     pTxFwInfo->CtsEnable =      (tcb_desc->bCTSEnable)?1:0;
1423     pTxFwInfo->RtsSTBC =        (tcb_desc->bRTSSTBC)?1:0;
1424     pTxFwInfo->RtsHT=           (tcb_desc->rts_rate&0x80)?1:0;
1425     pTxFwInfo->RtsRate =                MRateToHwRate8190Pci((u8)tcb_desc->rts_rate);
1426     pTxFwInfo->RtsBandwidth = 0;
1427     pTxFwInfo->RtsSubcarrier = tcb_desc->RTSSC;
1428     pTxFwInfo->RtsShort =       (pTxFwInfo->RtsHT==0)?(tcb_desc->bRTSUseShortPreamble?1:0):(tcb_desc->bRTSUseShortGI?1:0);
1429     //
1430     // Set Bandwidth and sub-channel settings.
1431     //
1432     if(priv->CurrentChannelBW == HT_CHANNEL_WIDTH_20_40)
1433     {
1434         if(tcb_desc->bPacketBW)
1435         {
1436             pTxFwInfo->TxBandwidth = 1;
1437 #ifdef RTL8190P
1438             pTxFwInfo->TxSubCarrier = 3;
1439 #else
1440             pTxFwInfo->TxSubCarrier = 0;        //By SD3's Jerry suggestion, use duplicated mode, cosa 04012008
1441 #endif
1442         }
1443         else
1444         {
1445             pTxFwInfo->TxBandwidth = 0;
1446             pTxFwInfo->TxSubCarrier = priv->nCur40MhzPrimeSC;
1447         }
1448     } else {
1449         pTxFwInfo->TxBandwidth = 0;
1450         pTxFwInfo->TxSubCarrier = 0;
1451     }
1452
1453     if (0)
1454     {
1455             /* 2007/07/25 MH  Copy current TX FW info.*/
1456             memcpy((void*)(&Tmp_TxFwInfo), (void*)(pTxFwInfo), sizeof(TX_FWINFO_8190PCI));
1457             printk("&&&&&&&&&&&&&&&&&&&&&&====>print out fwinf\n");
1458             printk("===>enable fwcacl:%d\n", Tmp_TxFwInfo.EnableCPUDur);
1459             printk("===>RTS STBC:%d\n", Tmp_TxFwInfo.RtsSTBC);
1460             printk("===>RTS Subcarrier:%d\n", Tmp_TxFwInfo.RtsSubcarrier);
1461             printk("===>Allow Aggregation:%d\n", Tmp_TxFwInfo.AllowAggregation);
1462             printk("===>TX HT bit:%d\n", Tmp_TxFwInfo.TxHT);
1463             printk("===>Tx rate:%d\n", Tmp_TxFwInfo.TxRate);
1464             printk("===>Received AMPDU Density:%d\n", Tmp_TxFwInfo.RxAMD);
1465             printk("===>Received MPDU Factor:%d\n", Tmp_TxFwInfo.RxMF);
1466             printk("===>TxBandwidth:%d\n", Tmp_TxFwInfo.TxBandwidth);
1467             printk("===>TxSubCarrier:%d\n", Tmp_TxFwInfo.TxSubCarrier);
1468
1469         printk("<=====**********************out of print\n");
1470
1471     }
1472     spin_lock_irqsave(&priv->irq_th_lock,flags);
1473     ring = &priv->tx_ring[tcb_desc->queue_index];
1474     if (tcb_desc->queue_index != BEACON_QUEUE) {
1475         idx = (ring->idx + skb_queue_len(&ring->queue)) % ring->entries;
1476     } else {
1477         idx = 0;
1478     }
1479
1480     pdesc = &ring->desc[idx];
1481     if((pdesc->OWN == 1) && (tcb_desc->queue_index != BEACON_QUEUE)) {
1482             RT_TRACE(COMP_ERR,"No more TX desc@%d, ring->idx = %d,idx = %d,%x", \
1483                             tcb_desc->queue_index,ring->idx, idx,skb->len);
1484             return skb->len;
1485     }
1486
1487     /* fill tx descriptor */
1488     memset((u8*)pdesc,0,12);
1489     /*DWORD 0*/
1490     pdesc->LINIP = 0;
1491     pdesc->CmdInit = 1;
1492     pdesc->Offset = sizeof(TX_FWINFO_8190PCI) + 8; //We must add 8!! Emily
1493     pdesc->PktSize = (u16)skb->len-sizeof(TX_FWINFO_8190PCI);
1494
1495     /*DWORD 1*/
1496     pdesc->SecCAMID= 0;
1497     pdesc->RATid = tcb_desc->RATRIndex;
1498
1499
1500     pdesc->NoEnc = 1;
1501     pdesc->SecType = 0x0;
1502     if (tcb_desc->bHwSec) {
1503         static u8 tmp =0;
1504         if (!tmp) {
1505             printk("==>================hw sec\n");
1506             tmp = 1;
1507         }
1508         switch (priv->ieee80211->pairwise_key_type) {
1509             case KEY_TYPE_WEP40:
1510             case KEY_TYPE_WEP104:
1511                 pdesc->SecType = 0x1;
1512                 pdesc->NoEnc = 0;
1513                 break;
1514             case KEY_TYPE_TKIP:
1515                 pdesc->SecType = 0x2;
1516                 pdesc->NoEnc = 0;
1517                 break;
1518             case KEY_TYPE_CCMP:
1519                 pdesc->SecType = 0x3;
1520                 pdesc->NoEnc = 0;
1521                 break;
1522             case KEY_TYPE_NA:
1523                 pdesc->SecType = 0x0;
1524                 pdesc->NoEnc = 1;
1525                 break;
1526         }
1527     }
1528
1529     //
1530     // Set Packet ID
1531     //
1532     pdesc->PktId = 0x0;
1533
1534     pdesc->QueueSelect = MapHwQueueToFirmwareQueue(tcb_desc->queue_index);
1535     pdesc->TxFWInfoSize = sizeof(TX_FWINFO_8190PCI);
1536
1537     pdesc->DISFB = tcb_desc->bTxDisableRateFallBack;
1538     pdesc->USERATE = tcb_desc->bTxUseDriverAssingedRate;
1539
1540     pdesc->FirstSeg =1;
1541     pdesc->LastSeg = 1;
1542     pdesc->TxBufferSize = skb->len;
1543
1544     pdesc->TxBuffAddr = cpu_to_le32(mapping);
1545     __skb_queue_tail(&ring->queue, skb);
1546     pdesc->OWN = 1;
1547     spin_unlock_irqrestore(&priv->irq_th_lock,flags);
1548     dev->trans_start = jiffies;
1549     write_nic_word(dev,TPPoll,0x01<<tcb_desc->queue_index);
1550     return 0;
1551 }
1552
1553 static short rtl8192_alloc_rx_desc_ring(struct net_device *dev)
1554 {
1555     struct r8192_priv *priv = ieee80211_priv(dev);
1556     rx_desc_819x_pci *entry = NULL;
1557     int i;
1558
1559     priv->rx_ring = pci_alloc_consistent(priv->pdev,
1560             sizeof(*priv->rx_ring) * priv->rxringcount, &priv->rx_ring_dma);
1561
1562     if (!priv->rx_ring || (unsigned long)priv->rx_ring & 0xFF) {
1563         RT_TRACE(COMP_ERR,"Cannot allocate RX ring\n");
1564         return -ENOMEM;
1565     }
1566
1567     memset(priv->rx_ring, 0, sizeof(*priv->rx_ring) * priv->rxringcount);
1568     priv->rx_idx = 0;
1569
1570     for (i = 0; i < priv->rxringcount; i++) {
1571         struct sk_buff *skb = dev_alloc_skb(priv->rxbuffersize);
1572         dma_addr_t *mapping;
1573         entry = &priv->rx_ring[i];
1574         if (!skb)
1575             return 0;
1576         priv->rx_buf[i] = skb;
1577         mapping = (dma_addr_t *)skb->cb;
1578         *mapping = pci_map_single(priv->pdev, skb->tail,//skb_tail_pointer(skb),
1579                 priv->rxbuffersize, PCI_DMA_FROMDEVICE);
1580
1581         entry->BufferAddress = cpu_to_le32(*mapping);
1582
1583         entry->Length = priv->rxbuffersize;
1584         entry->OWN = 1;
1585     }
1586
1587     entry->EOR = 1;
1588     return 0;
1589 }
1590
1591 static int rtl8192_alloc_tx_desc_ring(struct net_device *dev,
1592         unsigned int prio, unsigned int entries)
1593 {
1594     struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
1595     tx_desc_819x_pci *ring;
1596     dma_addr_t dma;
1597     int i;
1598
1599     ring = pci_alloc_consistent(priv->pdev, sizeof(*ring) * entries, &dma);
1600     if (!ring || (unsigned long)ring & 0xFF) {
1601         RT_TRACE(COMP_ERR, "Cannot allocate TX ring (prio = %d)\n", prio);
1602         return -ENOMEM;
1603     }
1604
1605     memset(ring, 0, sizeof(*ring)*entries);
1606     priv->tx_ring[prio].desc = ring;
1607     priv->tx_ring[prio].dma = dma;
1608     priv->tx_ring[prio].idx = 0;
1609     priv->tx_ring[prio].entries = entries;
1610     skb_queue_head_init(&priv->tx_ring[prio].queue);
1611
1612     for (i = 0; i < entries; i++)
1613         ring[i].NextDescAddress =
1614             cpu_to_le32((u32)dma + ((i + 1) % entries) * sizeof(*ring));
1615
1616     return 0;
1617 }
1618
1619
1620 static short rtl8192_pci_initdescring(struct net_device *dev)
1621 {
1622     u32 ret;
1623     int i;
1624     struct r8192_priv *priv = ieee80211_priv(dev);
1625
1626     ret = rtl8192_alloc_rx_desc_ring(dev);
1627     if (ret) {
1628         return ret;
1629     }
1630
1631
1632     /* general process for other queue */
1633     for (i = 0; i < MAX_TX_QUEUE_COUNT; i++) {
1634         if ((ret = rtl8192_alloc_tx_desc_ring(dev, i, priv->txringcount)))
1635             goto err_free_rings;
1636     }
1637
1638 #if 0
1639     /* specific process for hardware beacon process */
1640     if ((ret = rtl8192_alloc_tx_desc_ring(dev, MAX_TX_QUEUE_COUNT - 1, 2)))
1641         goto err_free_rings;
1642 #endif
1643
1644     return 0;
1645
1646 err_free_rings:
1647     rtl8192_free_rx_ring(dev);
1648     for (i = 0; i < MAX_TX_QUEUE_COUNT; i++)
1649         if (priv->tx_ring[i].desc)
1650             rtl8192_free_tx_ring(dev, i);
1651     return 1;
1652 }
1653
1654 static void rtl8192_pci_resetdescring(struct net_device *dev)
1655 {
1656     struct r8192_priv *priv = ieee80211_priv(dev);
1657     int i;
1658
1659     /* force the rx_idx to the first one */
1660     if(priv->rx_ring) {
1661         rx_desc_819x_pci *entry = NULL;
1662         for (i = 0; i < priv->rxringcount; i++) {
1663             entry = &priv->rx_ring[i];
1664             entry->OWN = 1;
1665         }
1666         priv->rx_idx = 0;
1667     }
1668
1669     /* after reset, release previous pending packet, and force the
1670      * tx idx to the first one */
1671     for (i = 0; i < MAX_TX_QUEUE_COUNT; i++) {
1672         if (priv->tx_ring[i].desc) {
1673             struct rtl8192_tx_ring *ring = &priv->tx_ring[i];
1674
1675             while (skb_queue_len(&ring->queue)) {
1676                 tx_desc_819x_pci *entry = &ring->desc[ring->idx];
1677                 struct sk_buff *skb = __skb_dequeue(&ring->queue);
1678
1679                 pci_unmap_single(priv->pdev, le32_to_cpu(entry->TxBuffAddr),
1680                         skb->len, PCI_DMA_TODEVICE);
1681                 kfree_skb(skb);
1682                 ring->idx = (ring->idx + 1) % ring->entries;
1683             }
1684             ring->idx = 0;
1685         }
1686     }
1687 }
1688
1689 #if 1
1690 extern void rtl8192_update_ratr_table(struct net_device* dev);
1691 static void rtl8192_link_change(struct net_device *dev)
1692 {
1693 //      int i;
1694
1695         struct r8192_priv *priv = ieee80211_priv(dev);
1696         struct ieee80211_device* ieee = priv->ieee80211;
1697         //write_nic_word(dev, BCN_INTR_ITV, net->beacon_interval);
1698         if (ieee->state == IEEE80211_LINKED)
1699         {
1700                 rtl8192_net_update(dev);
1701                 rtl8192_update_ratr_table(dev);
1702 #if 1
1703                 //add this as in pure N mode, wep encryption will use software way, but there is no chance to set this as wep will not set group key in wext. WB.2008.07.08
1704                 if ((KEY_TYPE_WEP40 == ieee->pairwise_key_type) || (KEY_TYPE_WEP104 == ieee->pairwise_key_type))
1705                 EnableHWSecurityConfig8192(dev);
1706 #endif
1707         }
1708         else
1709         {
1710                 write_nic_byte(dev, 0x173, 0);
1711         }
1712         /*update timing params*/
1713         //rtl8192_set_chan(dev, priv->chan);
1714         //MSR
1715         rtl8192_update_msr(dev);
1716
1717         // 2007/10/16 MH MAC Will update TSF according to all received beacon, so we have
1718         //      // To set CBSSID bit when link with any AP or STA.
1719         if (ieee->iw_mode == IW_MODE_INFRA || ieee->iw_mode == IW_MODE_ADHOC)
1720         {
1721                 u32 reg = 0;
1722                 reg = read_nic_dword(dev, RCR);
1723                 if (priv->ieee80211->state == IEEE80211_LINKED)
1724                         priv->ReceiveConfig = reg |= RCR_CBSSID;
1725                 else
1726                         priv->ReceiveConfig = reg &= ~RCR_CBSSID;
1727                 write_nic_dword(dev, RCR, reg);
1728         }
1729 }
1730 #endif
1731
1732
1733 static struct ieee80211_qos_parameters def_qos_parameters = {
1734         {3,3,3,3},/* cw_min */
1735         {7,7,7,7},/* cw_max */
1736         {2,2,2,2},/* aifs */
1737         {0,0,0,0},/* flags */
1738         {0,0,0,0} /* tx_op_limit */
1739 };
1740
1741 static void rtl8192_update_beacon(struct work_struct * work)
1742 {
1743         struct r8192_priv *priv = container_of(work, struct r8192_priv, update_beacon_wq.work);
1744         struct net_device *dev = priv->ieee80211->dev;
1745         struct ieee80211_device* ieee = priv->ieee80211;
1746         struct ieee80211_network* net = &ieee->current_network;
1747
1748         if (ieee->pHTInfo->bCurrentHTSupport)
1749                 HTUpdateSelfAndPeerSetting(ieee, net);
1750         ieee->pHTInfo->bCurrentRT2RTLongSlotTime = net->bssht.bdRT2RTLongSlotTime;
1751         rtl8192_update_cap(dev, net->capability);
1752 }
1753 /*
1754 * background support to run QoS activate functionality
1755 */
1756 static int WDCAPARA_ADD[] = {EDCAPARA_BE,EDCAPARA_BK,EDCAPARA_VI,EDCAPARA_VO};
1757 static void rtl8192_qos_activate(struct work_struct * work)
1758 {
1759         struct r8192_priv *priv = container_of(work, struct r8192_priv, qos_activate);
1760         struct net_device *dev = priv->ieee80211->dev;
1761         struct ieee80211_qos_parameters *qos_parameters = &priv->ieee80211->current_network.qos_data.parameters;
1762         u8 mode = priv->ieee80211->current_network.mode;
1763 //        u32 size = sizeof(struct ieee80211_qos_parameters);
1764         u8  u1bAIFS;
1765         u32 u4bAcParam;
1766         int i;
1767
1768         mutex_lock(&priv->mutex);
1769         if(priv->ieee80211->state != IEEE80211_LINKED)
1770                 goto success;
1771         RT_TRACE(COMP_QOS,"qos active process with associate response received\n");
1772         /* It better set slot time at first */
1773         /* For we just support b/g mode at present, let the slot time at 9/20 selection */
1774         /* update the ac parameter to related registers */
1775         for(i = 0; i <  QOS_QUEUE_NUM; i++) {
1776                 //Mode G/A: slotTimeTimer = 9; Mode B: 20
1777                 u1bAIFS = qos_parameters->aifs[i] * ((mode&(IEEE_G|IEEE_N_24G)) ?9:20) + aSifsTime;
1778                 u4bAcParam = ((((u32)(qos_parameters->tx_op_limit[i]))<< AC_PARAM_TXOP_LIMIT_OFFSET)|
1779                                 (((u32)(qos_parameters->cw_max[i]))<< AC_PARAM_ECW_MAX_OFFSET)|
1780                                 (((u32)(qos_parameters->cw_min[i]))<< AC_PARAM_ECW_MIN_OFFSET)|
1781                                 ((u32)u1bAIFS << AC_PARAM_AIFS_OFFSET));
1782                 printk("===>u4bAcParam:%x, ", u4bAcParam);
1783                 write_nic_dword(dev, WDCAPARA_ADD[i], u4bAcParam);
1784                 //write_nic_dword(dev, WDCAPARA_ADD[i], 0x005e4332);
1785         }
1786
1787 success:
1788         mutex_unlock(&priv->mutex);
1789 }
1790
1791 static int rtl8192_qos_handle_probe_response(struct r8192_priv *priv,
1792                 int active_network,
1793                 struct ieee80211_network *network)
1794 {
1795         int ret = 0;
1796         u32 size = sizeof(struct ieee80211_qos_parameters);
1797
1798         if(priv->ieee80211->state !=IEEE80211_LINKED)
1799                 return ret;
1800
1801         if ((priv->ieee80211->iw_mode != IW_MODE_INFRA))
1802                 return ret;
1803
1804         if (network->flags & NETWORK_HAS_QOS_MASK) {
1805                 if (active_network &&
1806                                 (network->flags & NETWORK_HAS_QOS_PARAMETERS))
1807                         network->qos_data.active = network->qos_data.supported;
1808
1809                 if ((network->qos_data.active == 1) && (active_network == 1) &&
1810                                 (network->flags & NETWORK_HAS_QOS_PARAMETERS) &&
1811                                 (network->qos_data.old_param_count !=
1812                                  network->qos_data.param_count)) {
1813                         network->qos_data.old_param_count =
1814                                 network->qos_data.param_count;
1815                         queue_work(priv->priv_wq, &priv->qos_activate);
1816                         RT_TRACE (COMP_QOS, "QoS parameters change call "
1817                                         "qos_activate\n");
1818                 }
1819         } else {
1820                 memcpy(&priv->ieee80211->current_network.qos_data.parameters,\
1821                        &def_qos_parameters, size);
1822
1823                 if ((network->qos_data.active == 1) && (active_network == 1)) {
1824                         queue_work(priv->priv_wq, &priv->qos_activate);
1825                         RT_TRACE(COMP_QOS, "QoS was disabled call qos_activate \n");
1826                 }
1827                 network->qos_data.active = 0;
1828                 network->qos_data.supported = 0;
1829         }
1830
1831         return 0;
1832 }
1833
1834 /* handle manage frame frame beacon and probe response */
1835 static int rtl8192_handle_beacon(struct net_device * dev,
1836                               struct ieee80211_beacon * beacon,
1837                               struct ieee80211_network * network)
1838 {
1839         struct r8192_priv *priv = ieee80211_priv(dev);
1840
1841         rtl8192_qos_handle_probe_response(priv,1,network);
1842
1843         queue_delayed_work(priv->priv_wq, &priv->update_beacon_wq, 0);
1844         return 0;
1845
1846 }
1847
1848 /*
1849 * handling the beaconing responses. if we get different QoS setting
1850 * off the network from the associated setting, adjust the QoS
1851 * setting
1852 */
1853 static int rtl8192_qos_association_resp(struct r8192_priv *priv,
1854                                     struct ieee80211_network *network)
1855 {
1856         int ret = 0;
1857         unsigned long flags;
1858         u32 size = sizeof(struct ieee80211_qos_parameters);
1859         int set_qos_param = 0;
1860
1861         if ((priv == NULL) || (network == NULL))
1862                 return ret;
1863
1864         if(priv->ieee80211->state !=IEEE80211_LINKED)
1865                 return ret;
1866
1867         if ((priv->ieee80211->iw_mode != IW_MODE_INFRA))
1868                 return ret;
1869
1870         spin_lock_irqsave(&priv->ieee80211->lock, flags);
1871         if(network->flags & NETWORK_HAS_QOS_PARAMETERS) {
1872                 memcpy(&priv->ieee80211->current_network.qos_data.parameters,\
1873                          &network->qos_data.parameters,\
1874                         sizeof(struct ieee80211_qos_parameters));
1875                 priv->ieee80211->current_network.qos_data.active = 1;
1876 #if 0
1877                 if((priv->ieee80211->current_network.qos_data.param_count != \
1878                                         network->qos_data.param_count))
1879 #endif
1880                  {
1881                         set_qos_param = 1;
1882                         /* update qos parameter for current network */
1883                         priv->ieee80211->current_network.qos_data.old_param_count = \
1884                                  priv->ieee80211->current_network.qos_data.param_count;
1885                         priv->ieee80211->current_network.qos_data.param_count = \
1886                                  network->qos_data.param_count;
1887                 }
1888         } else {
1889                 memcpy(&priv->ieee80211->current_network.qos_data.parameters,\
1890                        &def_qos_parameters, size);
1891                 priv->ieee80211->current_network.qos_data.active = 0;
1892                 priv->ieee80211->current_network.qos_data.supported = 0;
1893                 set_qos_param = 1;
1894         }
1895
1896         spin_unlock_irqrestore(&priv->ieee80211->lock, flags);
1897
1898         RT_TRACE(COMP_QOS, "%s: network->flags = %d,%d\n",__FUNCTION__,network->flags ,priv->ieee80211->current_network.qos_data.active);
1899         if (set_qos_param == 1)
1900                 queue_work(priv->priv_wq, &priv->qos_activate);
1901
1902         return ret;
1903 }
1904
1905
1906 static int rtl8192_handle_assoc_response(struct net_device *dev,
1907                                      struct ieee80211_assoc_response_frame *resp,
1908                                      struct ieee80211_network *network)
1909 {
1910         struct r8192_priv *priv = ieee80211_priv(dev);
1911         rtl8192_qos_association_resp(priv, network);
1912         return 0;
1913 }
1914
1915
1916 //updateRATRTabel for MCS only. Basic rate is not implement.
1917 void rtl8192_update_ratr_table(struct net_device* dev)
1918         //      POCTET_STRING   posLegacyRate,
1919         //      u8*                     pMcsRate)
1920         //      PRT_WLAN_STA    pEntry)
1921 {
1922         struct r8192_priv* priv = ieee80211_priv(dev);
1923         struct ieee80211_device* ieee = priv->ieee80211;
1924         u8* pMcsRate = ieee->dot11HTOperationalRateSet;
1925         //struct ieee80211_network *net = &ieee->current_network;
1926         u32 ratr_value = 0;
1927         u8 rate_index = 0;
1928
1929         rtl8192_config_rate(dev, (u16*)(&ratr_value));
1930         ratr_value |= (*(u16*)(pMcsRate)) << 12;
1931 //      switch (net->mode)
1932         switch (ieee->mode)
1933         {
1934                 case IEEE_A:
1935                         ratr_value &= 0x00000FF0;
1936                         break;
1937                 case IEEE_B:
1938                         ratr_value &= 0x0000000F;
1939                         break;
1940                 case IEEE_G:
1941                         ratr_value &= 0x00000FF7;
1942                         break;
1943                 case IEEE_N_24G:
1944                 case IEEE_N_5G:
1945                         if (ieee->pHTInfo->PeerMimoPs == 0) //MIMO_PS_STATIC
1946                                 ratr_value &= 0x0007F007;
1947                         else{
1948                                 if (priv->rf_type == RF_1T2R)
1949                                         ratr_value &= 0x000FF007;
1950                                 else
1951                                         ratr_value &= 0x0F81F007;
1952                         }
1953                         break;
1954                 default:
1955                         break;
1956         }
1957         ratr_value &= 0x0FFFFFFF;
1958         if(ieee->pHTInfo->bCurTxBW40MHz && ieee->pHTInfo->bCurShortGI40MHz){
1959                 ratr_value |= 0x80000000;
1960         }else if(!ieee->pHTInfo->bCurTxBW40MHz && ieee->pHTInfo->bCurShortGI20MHz){
1961                 ratr_value |= 0x80000000;
1962         }
1963         write_nic_dword(dev, RATR0+rate_index*4, ratr_value);
1964         write_nic_byte(dev, UFWP, 1);
1965 }
1966
1967 static u8 ccmp_ie[4] = {0x00,0x50,0xf2,0x04};
1968 static u8 ccmp_rsn_ie[4] = {0x00, 0x0f, 0xac, 0x04};
1969 static bool GetNmodeSupportBySecCfg8190Pci(struct net_device*dev)
1970 {
1971 #if 1
1972         struct r8192_priv* priv = ieee80211_priv(dev);
1973         struct ieee80211_device* ieee = priv->ieee80211;
1974         int wpa_ie_len= ieee->wpa_ie_len;
1975         struct ieee80211_crypt_data* crypt;
1976         int encrypt;
1977
1978         crypt = ieee->crypt[ieee->tx_keyidx];
1979         encrypt = (ieee->current_network.capability & WLAN_CAPABILITY_PRIVACY) || (ieee->host_encrypt && crypt && crypt->ops && (0 == strcmp(crypt->ops->name,"WEP")));
1980
1981         /* simply judge  */
1982         if(encrypt && (wpa_ie_len == 0)) {
1983                 /* wep encryption, no N mode setting */
1984                 return false;
1985 //      } else if((wpa_ie_len != 0)&&(memcmp(&(ieee->wpa_ie[14]),ccmp_ie,4))) {
1986         } else if((wpa_ie_len != 0)) {
1987                 /* parse pairwise key type */
1988                 //if((pairwisekey = WEP40)||(pairwisekey = WEP104)||(pairwisekey = TKIP))
1989                 if (((ieee->wpa_ie[0] == 0xdd) && (!memcmp(&(ieee->wpa_ie[14]),ccmp_ie,4))) || ((ieee->wpa_ie[0] == 0x30) && (!memcmp(&ieee->wpa_ie[10],ccmp_rsn_ie, 4))))
1990                         return true;
1991                 else
1992                         return false;
1993         } else {
1994                 //RT_TRACE(COMP_ERR,"In %s The GroupEncAlgorithm is [4]\n",__FUNCTION__ );
1995                 return true;
1996         }
1997
1998 #if 0
1999         //In here we discuss with SD4 David. He think we still can send TKIP in broadcast group key in MCS rate.
2000         //We can't force in G mode if Pairwie key is AES and group key is TKIP
2001         if((pSecInfo->GroupEncAlgorithm == WEP104_Encryption) || (pSecInfo->GroupEncAlgorithm == WEP40_Encryption)  ||
2002            (pSecInfo->PairwiseEncAlgorithm == WEP104_Encryption) ||
2003            (pSecInfo->PairwiseEncAlgorithm == WEP40_Encryption) || (pSecInfo->PairwiseEncAlgorithm == TKIP_Encryption))
2004         {
2005                 return  false;
2006         }
2007         else
2008                 return true;
2009 #endif
2010         return true;
2011 #endif
2012 }
2013
2014 static void rtl8192_refresh_supportrate(struct r8192_priv* priv)
2015 {
2016         struct ieee80211_device* ieee = priv->ieee80211;
2017         //we donot consider set support rate for ABG mode, only HT MCS rate is set here.
2018         if (ieee->mode == WIRELESS_MODE_N_24G || ieee->mode == WIRELESS_MODE_N_5G)
2019         {
2020                 memcpy(ieee->Regdot11HTOperationalRateSet, ieee->RegHTSuppRateSet, 16);
2021                 //RT_DEBUG_DATA(COMP_INIT, ieee->RegHTSuppRateSet, 16);
2022                 //RT_DEBUG_DATA(COMP_INIT, ieee->Regdot11HTOperationalRateSet, 16);
2023         }
2024         else
2025                 memset(ieee->Regdot11HTOperationalRateSet, 0, 16);
2026         return;
2027 }
2028
2029 static u8 rtl8192_getSupportedWireleeMode(struct net_device*dev)
2030 {
2031         struct r8192_priv *priv = ieee80211_priv(dev);
2032         u8 ret = 0;
2033         switch(priv->rf_chip)
2034         {
2035                 case RF_8225:
2036                 case RF_8256:
2037                 case RF_PSEUDO_11N:
2038                         ret = (WIRELESS_MODE_N_24G|WIRELESS_MODE_G|WIRELESS_MODE_B);
2039                         break;
2040                 case RF_8258:
2041                         ret = (WIRELESS_MODE_A|WIRELESS_MODE_N_5G);
2042                         break;
2043                 default:
2044                         ret = WIRELESS_MODE_B;
2045                         break;
2046         }
2047         return ret;
2048 }
2049
2050 static void rtl8192_SetWirelessMode(struct net_device* dev, u8 wireless_mode)
2051 {
2052         struct r8192_priv *priv = ieee80211_priv(dev);
2053         u8 bSupportMode = rtl8192_getSupportedWireleeMode(dev);
2054
2055 #if 1
2056         if ((wireless_mode == WIRELESS_MODE_AUTO) || ((wireless_mode&bSupportMode)==0))
2057         {
2058                 if(bSupportMode & WIRELESS_MODE_N_24G)
2059                 {
2060                         wireless_mode = WIRELESS_MODE_N_24G;
2061                 }
2062                 else if(bSupportMode & WIRELESS_MODE_N_5G)
2063                 {
2064                         wireless_mode = WIRELESS_MODE_N_5G;
2065                 }
2066                 else if((bSupportMode & WIRELESS_MODE_A))
2067                 {
2068                         wireless_mode = WIRELESS_MODE_A;
2069                 }
2070                 else if((bSupportMode & WIRELESS_MODE_G))
2071                 {
2072                         wireless_mode = WIRELESS_MODE_G;
2073                 }
2074                 else if((bSupportMode & WIRELESS_MODE_B))
2075                 {
2076                         wireless_mode = WIRELESS_MODE_B;
2077                 }
2078                 else{
2079                         RT_TRACE(COMP_ERR, "%s(), No valid wireless mode supported, SupportedWirelessMode(%x)!!!\n", __FUNCTION__,bSupportMode);
2080                         wireless_mode = WIRELESS_MODE_B;
2081                 }
2082         }
2083 #ifdef TO_DO_LIST //// TODO: this function doesn't work well at this time, we shoud wait for FPGA
2084         ActUpdateChannelAccessSetting( pAdapter, pHalData->CurrentWirelessMode, &pAdapter->MgntInfo.Info8185.ChannelAccessSetting );
2085 #endif
2086         priv->ieee80211->mode = wireless_mode;
2087
2088         if ((wireless_mode == WIRELESS_MODE_N_24G) ||  (wireless_mode == WIRELESS_MODE_N_5G))
2089                 priv->ieee80211->pHTInfo->bEnableHT = 1;
2090         else
2091                 priv->ieee80211->pHTInfo->bEnableHT = 0;
2092         RT_TRACE(COMP_INIT, "Current Wireless Mode is %x\n", wireless_mode);
2093         rtl8192_refresh_supportrate(priv);
2094 #endif
2095
2096 }
2097 //init priv variables here
2098
2099 static bool GetHalfNmodeSupportByAPs819xPci(struct net_device* dev)
2100 {
2101         bool                    Reval;
2102         struct r8192_priv* priv = ieee80211_priv(dev);
2103         struct ieee80211_device* ieee = priv->ieee80211;
2104
2105         if(ieee->bHalfWirelessN24GMode == true)
2106                 Reval = true;
2107         else
2108                 Reval =  false;
2109
2110         return Reval;
2111 }
2112
2113 short rtl8192_is_tx_queue_empty(struct net_device *dev)
2114 {
2115         int i=0;
2116         struct r8192_priv *priv = ieee80211_priv(dev);
2117         for (i=0; i<=MGNT_QUEUE; i++)
2118         {
2119                 if ((i== TXCMD_QUEUE) || (i == HCCA_QUEUE) )
2120                         continue;
2121                 if (skb_queue_len(&(&priv->tx_ring[i])->queue) > 0){
2122                         printk("===>tx queue is not empty:%d, %d\n", i, skb_queue_len(&(&priv->tx_ring[i])->queue));
2123                         return 0;
2124                 }
2125         }
2126         return 1;
2127 }
2128 static void rtl8192_hw_sleep_down(struct net_device *dev)
2129 {
2130         RT_TRACE(COMP_POWER, "%s()============>come to sleep down\n", __FUNCTION__);
2131         MgntActSet_RF_State(dev, eRfSleep, RF_CHANGE_BY_PS);
2132 }
2133 static void rtl8192_hw_sleep_wq (struct work_struct *work)
2134 {
2135 //      struct r8180_priv *priv = container_of(work, struct r8180_priv, watch_dog_wq);
2136 //      struct ieee80211_device * ieee = (struct ieee80211_device*)
2137 //                                             container_of(work, struct ieee80211_device, watch_dog_wq);
2138         struct delayed_work *dwork = container_of(work,struct delayed_work,work);
2139         struct ieee80211_device *ieee = container_of(dwork,struct ieee80211_device,hw_sleep_wq);
2140         struct net_device *dev = ieee->dev;
2141         //printk("=========>%s()\n", __FUNCTION__);
2142         rtl8192_hw_sleep_down(dev);
2143 }
2144 //      printk("dev is %d\n",dev);
2145 //      printk("&*&(^*(&(&=========>%s()\n", __FUNCTION__);
2146 static void rtl8192_hw_wakeup(struct net_device* dev)
2147 {
2148 //      u32 flags = 0;
2149
2150 //      spin_lock_irqsave(&priv->ps_lock,flags);
2151         RT_TRACE(COMP_POWER, "%s()============>come to wake up\n", __FUNCTION__);
2152         MgntActSet_RF_State(dev, eRfOn, RF_CHANGE_BY_PS);
2153         //FIXME: will we send package stored while nic is sleep?
2154 //      spin_unlock_irqrestore(&priv->ps_lock,flags);
2155 }
2156 void rtl8192_hw_wakeup_wq (struct work_struct *work)
2157 {
2158 //      struct r8180_priv *priv = container_of(work, struct r8180_priv, watch_dog_wq);
2159 //      struct ieee80211_device * ieee = (struct ieee80211_device*)
2160 //                                             container_of(work, struct ieee80211_device, watch_dog_wq);
2161         struct delayed_work *dwork = container_of(work,struct delayed_work,work);
2162         struct ieee80211_device *ieee = container_of(dwork,struct ieee80211_device,hw_wakeup_wq);
2163         struct net_device *dev = ieee->dev;
2164         rtl8192_hw_wakeup(dev);
2165
2166 }
2167
2168 #define MIN_SLEEP_TIME 50
2169 #define MAX_SLEEP_TIME 10000
2170 static void rtl8192_hw_to_sleep(struct net_device *dev, u32 th, u32 tl)
2171 {
2172
2173         struct r8192_priv *priv = ieee80211_priv(dev);
2174
2175         u32 rb = jiffies;
2176         unsigned long flags;
2177
2178         spin_lock_irqsave(&priv->ps_lock,flags);
2179
2180         /* Writing HW register with 0 equals to disable
2181          * the timer, that is not really what we want
2182          */
2183         tl -= MSECS(4+16+7);
2184
2185         //if(tl == 0) tl = 1;
2186
2187         /* FIXME HACK FIXME HACK */
2188 //      force_pci_posting(dev);
2189         //mdelay(1);
2190
2191 //      rb = read_nic_dword(dev, TSFTR);
2192
2193         /* If the interval in witch we are requested to sleep is too
2194          * short then give up and remain awake
2195          */
2196         if(((tl>=rb)&& (tl-rb) <= MSECS(MIN_SLEEP_TIME))
2197                 ||((rb>tl)&& (rb-tl) < MSECS(MIN_SLEEP_TIME))) {
2198                 spin_unlock_irqrestore(&priv->ps_lock,flags);
2199                 printk("too short to sleep\n");
2200                 return;
2201         }
2202
2203 //      write_nic_dword(dev, TimerInt, tl);
2204 //      rb = read_nic_dword(dev, TSFTR);
2205         {
2206                 u32 tmp = (tl>rb)?(tl-rb):(rb-tl);
2207         //      if (tl<rb)
2208                 queue_delayed_work(priv->ieee80211->wq, &priv->ieee80211->hw_wakeup_wq, tmp); //as tl may be less than rb
2209         }
2210         /* if we suspect the TimerInt is gone beyond tl
2211          * while setting it, then give up
2212          */
2213 #if 1
2214         if(((tl > rb) && ((tl-rb) > MSECS(MAX_SLEEP_TIME)))||
2215                 ((tl < rb) && ((rb-tl) > MSECS(MAX_SLEEP_TIME)))) {
2216                 printk("========>too long to sleep:%x, %x, %lx\n", tl, rb,  MSECS(MAX_SLEEP_TIME));
2217                 spin_unlock_irqrestore(&priv->ps_lock,flags);
2218                 return;
2219         }
2220 #endif
2221 //      if(priv->rf_sleep)
2222 //              priv->rf_sleep(dev);
2223
2224         //printk("<=========%s()\n", __FUNCTION__);
2225         queue_delayed_work(priv->ieee80211->wq, (void *)&priv->ieee80211->hw_sleep_wq,0);
2226         spin_unlock_irqrestore(&priv->ps_lock,flags);
2227 }
2228 static void rtl8192_init_priv_variable(struct net_device* dev)
2229 {
2230         struct r8192_priv *priv = ieee80211_priv(dev);
2231         u8 i;
2232         priv->being_init_adapter = false;
2233         priv->txbuffsize = 1600;//1024;
2234         priv->txfwbuffersize = 4096;
2235         priv->txringcount = 64;//32;
2236         //priv->txbeaconcount = priv->txringcount;
2237         priv->txbeaconcount = 2;
2238         priv->rxbuffersize = 9100;//2048;//1024;
2239         priv->rxringcount = MAX_RX_COUNT;//64;
2240         priv->irq_enabled=0;
2241         priv->card_8192 = NIC_8192E;
2242         priv->rx_skb_complete = 1;
2243         priv->chan = 1; //set to channel 1
2244         priv->RegWirelessMode = WIRELESS_MODE_AUTO;
2245         priv->RegChannelPlan = 0xf;
2246         priv->nrxAMPDU_size = 0;
2247         priv->nrxAMPDU_aggr_num = 0;
2248         priv->last_rxdesc_tsf_high = 0;
2249         priv->last_rxdesc_tsf_low = 0;
2250         priv->ieee80211->mode = WIRELESS_MODE_AUTO; //SET AUTO
2251         priv->ieee80211->iw_mode = IW_MODE_INFRA;
2252         priv->ieee80211->ieee_up=0;
2253         priv->retry_rts = DEFAULT_RETRY_RTS;
2254         priv->retry_data = DEFAULT_RETRY_DATA;
2255         priv->ieee80211->rts = DEFAULT_RTS_THRESHOLD;
2256         priv->ieee80211->rate = 110; //11 mbps
2257         priv->ieee80211->short_slot = 1;
2258         priv->promisc = (dev->flags & IFF_PROMISC) ? 1:0;
2259         priv->bcck_in_ch14 = false;
2260         priv->bfsync_processing  = false;
2261         priv->CCKPresentAttentuation = 0;
2262         priv->rfa_txpowertrackingindex = 0;
2263         priv->rfc_txpowertrackingindex = 0;
2264         priv->CckPwEnl = 6;
2265         priv->ScanDelay = 50;//for Scan TODO
2266         //added by amy for silent reset
2267         priv->ResetProgress = RESET_TYPE_NORESET;
2268         priv->bForcedSilentReset = 0;
2269         priv->bDisableNormalResetCheck = false;
2270         priv->force_reset = false;
2271         //added by amy for power save
2272         priv->RegRfOff = 0;
2273         priv->ieee80211->RfOffReason = 0;
2274         priv->RFChangeInProgress = false;
2275         priv->bHwRfOffAction = 0;
2276         priv->SetRFPowerStateInProgress = false;
2277         priv->ieee80211->PowerSaveControl.bInactivePs = true;
2278         priv->ieee80211->PowerSaveControl.bIPSModeBackup = false;
2279         //just for debug
2280         priv->txpower_checkcnt = 0;
2281         priv->thermal_readback_index =0;
2282         priv->txpower_tracking_callback_cnt = 0;
2283         priv->ccktxpower_adjustcnt_ch14 = 0;
2284         priv->ccktxpower_adjustcnt_not_ch14 = 0;
2285
2286         priv->ieee80211->current_network.beacon_interval = DEFAULT_BEACONINTERVAL;
2287         priv->ieee80211->iw_mode = IW_MODE_INFRA;
2288         priv->ieee80211->softmac_features  = IEEE_SOFTMAC_SCAN |
2289                 IEEE_SOFTMAC_ASSOCIATE | IEEE_SOFTMAC_PROBERQ |
2290                 IEEE_SOFTMAC_PROBERS | IEEE_SOFTMAC_TX_QUEUE;/* |
2291                 IEEE_SOFTMAC_BEACONS;*///added by amy 080604 //|  //IEEE_SOFTMAC_SINGLE_QUEUE;
2292
2293         priv->ieee80211->active_scan = 1;
2294         priv->ieee80211->modulation = IEEE80211_CCK_MODULATION | IEEE80211_OFDM_MODULATION;
2295         priv->ieee80211->host_encrypt = 1;
2296         priv->ieee80211->host_decrypt = 1;
2297         //priv->ieee80211->start_send_beacons = NULL;//rtl819xusb_beacon_tx;//-by amy 080604
2298         //priv->ieee80211->stop_send_beacons = NULL;//rtl8192_beacon_stop;//-by amy 080604
2299         priv->ieee80211->start_send_beacons = rtl8192_start_beacon;//+by david 081107
2300         priv->ieee80211->stop_send_beacons = rtl8192_stop_beacon;//+by david 081107
2301         priv->ieee80211->softmac_hard_start_xmit = rtl8192_hard_start_xmit;
2302         priv->ieee80211->set_chan = rtl8192_set_chan;
2303         priv->ieee80211->link_change = rtl8192_link_change;
2304         priv->ieee80211->softmac_data_hard_start_xmit = rtl8192_hard_data_xmit;
2305         priv->ieee80211->data_hard_stop = rtl8192_data_hard_stop;
2306         priv->ieee80211->data_hard_resume = rtl8192_data_hard_resume;
2307         priv->ieee80211->init_wmmparam_flag = 0;
2308         priv->ieee80211->fts = DEFAULT_FRAG_THRESHOLD;
2309         priv->ieee80211->check_nic_enough_desc = check_nic_enough_desc;
2310         priv->ieee80211->tx_headroom = sizeof(TX_FWINFO_8190PCI);
2311         priv->ieee80211->qos_support = 1;
2312         priv->ieee80211->dot11PowerSaveMode = 0;
2313         //added by WB
2314 //      priv->ieee80211->SwChnlByTimerHandler = rtl8192_phy_SwChnl;
2315         priv->ieee80211->SetBWModeHandler = rtl8192_SetBWMode;
2316         priv->ieee80211->handle_assoc_response = rtl8192_handle_assoc_response;
2317         priv->ieee80211->handle_beacon = rtl8192_handle_beacon;
2318
2319         priv->ieee80211->sta_wake_up = rtl8192_hw_wakeup;
2320 //      priv->ieee80211->ps_request_tx_ack = rtl8192_rq_tx_ack;
2321         priv->ieee80211->enter_sleep_state = rtl8192_hw_to_sleep;
2322         priv->ieee80211->ps_is_queue_empty = rtl8192_is_tx_queue_empty;
2323         //added by david
2324         priv->ieee80211->GetNmodeSupportBySecCfg = GetNmodeSupportBySecCfg8190Pci;
2325         priv->ieee80211->SetWirelessMode = rtl8192_SetWirelessMode;
2326         priv->ieee80211->GetHalfNmodeSupportByAPsHandler = GetHalfNmodeSupportByAPs819xPci;
2327
2328         //added by amy
2329         priv->ieee80211->InitialGainHandler = InitialGain819xPci;
2330
2331         priv->card_type = USB;
2332         {
2333                 priv->ShortRetryLimit = 0x30;
2334                 priv->LongRetryLimit = 0x30;
2335         }
2336         priv->EarlyRxThreshold = 7;
2337         priv->enable_gpio0 = 0;
2338
2339         priv->TransmitConfig = 0;
2340
2341         priv->ReceiveConfig = RCR_ADD3  |
2342                 RCR_AMF | RCR_ADF |             //accept management/data
2343                 RCR_AICV |                      //accept control frame for SW AP needs PS-poll, 2005.07.07, by rcnjko.
2344                 RCR_AB | RCR_AM | RCR_APM |     //accept BC/MC/UC
2345                 RCR_AAP | ((u32)7<<RCR_MXDMA_OFFSET) |
2346                 ((u32)7 << RCR_FIFO_OFFSET) | RCR_ONLYERLPKT;
2347
2348         priv->irq_mask =        (u32)(IMR_ROK | IMR_VODOK | IMR_VIDOK | IMR_BEDOK | IMR_BKDOK |\
2349                                 IMR_HCCADOK | IMR_MGNTDOK | IMR_COMDOK | IMR_HIGHDOK |\
2350                                 IMR_BDOK | IMR_RXCMDOK | IMR_TIMEOUT0 | IMR_RDU | IMR_RXFOVW    |\
2351                                 IMR_TXFOVW | IMR_BcnInt | IMR_TBDOK | IMR_TBDER);
2352
2353         priv->AcmControl = 0;
2354         priv->pFirmware = (rt_firmware*)vmalloc(sizeof(rt_firmware));
2355         if (priv->pFirmware)
2356         memset(priv->pFirmware, 0, sizeof(rt_firmware));
2357
2358         /* rx related queue */
2359         skb_queue_head_init(&priv->rx_queue);
2360         skb_queue_head_init(&priv->skb_queue);
2361
2362         /* Tx related queue */
2363         for(i = 0; i < MAX_QUEUE_SIZE; i++) {
2364                 skb_queue_head_init(&priv->ieee80211->skb_waitQ [i]);
2365         }
2366         for(i = 0; i < MAX_QUEUE_SIZE; i++) {
2367                 skb_queue_head_init(&priv->ieee80211->skb_aggQ [i]);
2368         }
2369         priv->rf_set_chan = rtl8192_phy_SwChnl;
2370 }
2371
2372 //init lock here
2373 static void rtl8192_init_priv_lock(struct r8192_priv* priv)
2374 {
2375         spin_lock_init(&priv->tx_lock);
2376         spin_lock_init(&priv->irq_lock);//added by thomas
2377         spin_lock_init(&priv->irq_th_lock);
2378         spin_lock_init(&priv->rf_ps_lock);
2379         spin_lock_init(&priv->ps_lock);
2380         //spin_lock_init(&priv->rf_lock);
2381         sema_init(&priv->wx_sem,1);
2382         sema_init(&priv->rf_sem,1);
2383         mutex_init(&priv->mutex);
2384 }
2385
2386 extern  void    rtl819x_watchdog_wqcallback(struct work_struct *work);
2387
2388 void rtl8192_irq_rx_tasklet(struct r8192_priv *priv);
2389 void rtl8192_irq_tx_tasklet(struct r8192_priv *priv);
2390 void rtl8192_prepare_beacon(struct r8192_priv *priv);
2391 //init tasklet and wait_queue here. only 2.6 above kernel is considered
2392 #define DRV_NAME "wlan0"
2393 static void rtl8192_init_priv_task(struct net_device* dev)
2394 {
2395         struct r8192_priv *priv = ieee80211_priv(dev);
2396
2397 #ifdef PF_SYNCTHREAD
2398         priv->priv_wq = create_workqueue(DRV_NAME,0);
2399 #else
2400         priv->priv_wq = create_workqueue(DRV_NAME);
2401 #endif
2402
2403 //      INIT_WORK(&priv->reset_wq, (void(*)(void*)) rtl8192_restart);
2404         INIT_WORK(&priv->reset_wq,  rtl8192_restart);
2405 //      INIT_DELAYED_WORK(&priv->watch_dog_wq, hal_dm_watchdog);
2406         INIT_DELAYED_WORK(&priv->watch_dog_wq, rtl819x_watchdog_wqcallback);
2407         INIT_DELAYED_WORK(&priv->txpower_tracking_wq,  dm_txpower_trackingcallback);
2408         INIT_DELAYED_WORK(&priv->rfpath_check_wq,  dm_rf_pathcheck_workitemcallback);
2409         INIT_DELAYED_WORK(&priv->update_beacon_wq, rtl8192_update_beacon);
2410         //INIT_WORK(&priv->SwChnlWorkItem,  rtl8192_SwChnl_WorkItem);
2411         //INIT_WORK(&priv->SetBWModeWorkItem,  rtl8192_SetBWModeWorkItem);
2412         INIT_WORK(&priv->qos_activate, rtl8192_qos_activate);
2413         INIT_DELAYED_WORK(&priv->ieee80211->hw_wakeup_wq,(void*) rtl8192_hw_wakeup_wq);
2414         INIT_DELAYED_WORK(&priv->ieee80211->hw_sleep_wq,(void*) rtl8192_hw_sleep_wq);
2415
2416         tasklet_init(&priv->irq_rx_tasklet,
2417              (void(*)(unsigned long))rtl8192_irq_rx_tasklet,
2418              (unsigned long)priv);
2419         tasklet_init(&priv->irq_tx_tasklet,
2420              (void(*)(unsigned long))rtl8192_irq_tx_tasklet,
2421              (unsigned long)priv);
2422         tasklet_init(&priv->irq_prepare_beacon_tasklet,
2423                 (void(*)(unsigned long))rtl8192_prepare_beacon,
2424                 (unsigned long)priv);
2425 }
2426
2427 static void rtl8192_get_eeprom_size(struct net_device* dev)
2428 {
2429         u16 curCR = 0;
2430         struct r8192_priv *priv = ieee80211_priv(dev);
2431         RT_TRACE(COMP_INIT, "===========>%s()\n", __FUNCTION__);
2432         curCR = read_nic_dword(dev, EPROM_CMD);
2433         RT_TRACE(COMP_INIT, "read from Reg Cmd9346CR(%x):%x\n", EPROM_CMD, curCR);
2434         //whether need I consider BIT5?
2435         priv->epromtype = (curCR & EPROM_CMD_9356SEL) ? EPROM_93c56 : EPROM_93c46;
2436         RT_TRACE(COMP_INIT, "<===========%s(), epromtype:%d\n", __FUNCTION__, priv->epromtype);
2437 }
2438
2439 //used to swap endian. as ntohl & htonl are not neccessary to swap endian, so use this instead.
2440 static inline u16 endian_swap(u16* data)
2441 {
2442         u16 tmp = *data;
2443         *data = (tmp >> 8) | (tmp << 8);
2444         return *data;
2445 }
2446
2447 /*
2448  *      Note:   Adapter->EEPROMAddressSize should be set before this function call.
2449  *                      EEPROM address size can be got through GetEEPROMSize8185()
2450 */
2451 static void rtl8192_read_eeprom_info(struct net_device* dev)
2452 {
2453         struct r8192_priv *priv = ieee80211_priv(dev);
2454
2455         u8                      tempval;
2456 #ifdef RTL8192E
2457         u8                      ICVer8192, ICVer8256;
2458 #endif
2459         u16                     i,usValue, IC_Version;
2460         u16                     EEPROMId;
2461 #ifdef RTL8190P
2462         u8                      offset;//, tmpAFR;
2463         u8                      EepromTxPower[100];
2464 #endif
2465         u8 bMac_Tmp_Addr[6] = {0x00, 0xe0, 0x4c, 0x00, 0x00, 0x01};
2466         RT_TRACE(COMP_INIT, "====> rtl8192_read_eeprom_info\n");
2467
2468
2469         // TODO: I don't know if we need to apply EF function to EEPROM read function
2470
2471         //2 Read EEPROM ID to make sure autoload is success
2472         EEPROMId = eprom_read(dev, 0);
2473         if( EEPROMId != RTL8190_EEPROM_ID )
2474         {
2475                 RT_TRACE(COMP_ERR, "EEPROM ID is invalid:%x, %x\n", EEPROMId, RTL8190_EEPROM_ID);
2476                 priv->AutoloadFailFlag=true;
2477         }
2478         else
2479         {
2480                 priv->AutoloadFailFlag=false;
2481         }
2482
2483         //
2484         // Assign Chip Version ID
2485         //
2486         // Read IC Version && Channel Plan
2487         if(!priv->AutoloadFailFlag)
2488         {
2489                 // VID, PID
2490                 priv->eeprom_vid = eprom_read(dev, (EEPROM_VID >> 1));
2491                 priv->eeprom_did = eprom_read(dev, (EEPROM_DID >> 1));
2492
2493                 usValue = eprom_read(dev, (u16)(EEPROM_Customer_ID>>1)) >> 8 ;
2494                 priv->eeprom_CustomerID = (u8)( usValue & 0xff);
2495                 usValue = eprom_read(dev, (EEPROM_ICVersion_ChannelPlan>>1));
2496                 priv->eeprom_ChannelPlan = usValue&0xff;
2497                 IC_Version = ((usValue&0xff00)>>8);
2498
2499 #ifdef RTL8190P
2500                 priv->card_8192_version = (VERSION_8190)(IC_Version);
2501 #else
2502         #ifdef RTL8192E
2503                 ICVer8192 = (IC_Version&0xf);           //bit0~3; 1:A cut, 2:B cut, 3:C cut...
2504                 ICVer8256 = ((IC_Version&0xf0)>>4);//bit4~6, bit7 reserved for other RF chip; 1:A cut, 2:B cut, 3:C cut...
2505                 RT_TRACE(COMP_INIT, "\nICVer8192 = 0x%x\n", ICVer8192);
2506                 RT_TRACE(COMP_INIT, "\nICVer8256 = 0x%x\n", ICVer8256);
2507                 if(ICVer8192 == 0x2)    //B-cut
2508                 {
2509                         if(ICVer8256 == 0x5) //E-cut
2510                                 priv->card_8192_version= VERSION_8190_BE;
2511                 }
2512         #endif
2513 #endif
2514                 switch(priv->card_8192_version)
2515                 {
2516                         case VERSION_8190_BD:
2517                         case VERSION_8190_BE:
2518                                 break;
2519                         default:
2520                                 priv->card_8192_version = VERSION_8190_BD;
2521                                 break;
2522                 }
2523                 RT_TRACE(COMP_INIT, "\nIC Version = 0x%x\n", priv->card_8192_version);
2524         }
2525         else
2526         {
2527                 priv->card_8192_version = VERSION_8190_BD;
2528                 priv->eeprom_vid = 0;
2529                 priv->eeprom_did = 0;
2530                 priv->eeprom_CustomerID = 0;
2531                 priv->eeprom_ChannelPlan = 0;
2532                 RT_TRACE(COMP_INIT, "\nIC Version = 0x%x\n", 0xff);
2533         }
2534
2535         RT_TRACE(COMP_INIT, "EEPROM VID = 0x%4x\n", priv->eeprom_vid);
2536         RT_TRACE(COMP_INIT, "EEPROM DID = 0x%4x\n", priv->eeprom_did);
2537         RT_TRACE(COMP_INIT,"EEPROM Customer ID: 0x%2x\n", priv->eeprom_CustomerID);
2538
2539         //2 Read Permanent MAC address
2540         if(!priv->AutoloadFailFlag)
2541         {
2542                 for(i = 0; i < 6; i += 2)
2543                 {
2544                         usValue = eprom_read(dev, (u16) ((EEPROM_NODE_ADDRESS_BYTE_0+i)>>1));
2545                         *(u16*)(&dev->dev_addr[i]) = usValue;
2546                 }
2547         } else {
2548                 // when auto load failed,  the last address byte set to be a random one.
2549                 // added by david woo.2007/11/7
2550                 memcpy(dev->dev_addr, bMac_Tmp_Addr, 6);
2551         }
2552
2553         RT_TRACE(COMP_INIT, "Permanent Address = %02x-%02x-%02x-%02x-%02x-%02x\n",
2554                         dev->dev_addr[0], dev->dev_addr[1],
2555                         dev->dev_addr[2], dev->dev_addr[3],
2556                         dev->dev_addr[4], dev->dev_addr[5]);
2557
2558                 //2 TX Power Check EEPROM Fail or not
2559         if(priv->card_8192_version > VERSION_8190_BD) {
2560                 priv->bTXPowerDataReadFromEEPORM = true;
2561         } else {
2562                 priv->bTXPowerDataReadFromEEPORM = false;
2563         }
2564
2565         // 2007/11/15 MH 8190PCI Default=2T4R, 8192PCIE dafault=1T2R
2566         priv->rf_type = RTL819X_DEFAULT_RF_TYPE;
2567
2568         if(priv->card_8192_version > VERSION_8190_BD)
2569         {
2570                 // Read RF-indication and Tx Power gain index diff of legacy to HT OFDM rate.
2571                 if(!priv->AutoloadFailFlag)
2572                 {
2573                         tempval = (eprom_read(dev, (EEPROM_RFInd_PowerDiff>>1))) & 0xff;
2574                         priv->EEPROMLegacyHTTxPowerDiff = tempval & 0xf;        // bit[3:0]
2575
2576                         if (tempval&0x80)       //RF-indication, bit[7]
2577                                 priv->rf_type = RF_1T2R;
2578                         else
2579                                 priv->rf_type = RF_2T4R;
2580                 }
2581                 else
2582                 {
2583                         priv->EEPROMLegacyHTTxPowerDiff = EEPROM_Default_LegacyHTTxPowerDiff;
2584                 }
2585                 RT_TRACE(COMP_INIT, "EEPROMLegacyHTTxPowerDiff = %d\n",
2586                         priv->EEPROMLegacyHTTxPowerDiff);
2587
2588                 // Read ThermalMeter from EEPROM
2589                 if(!priv->AutoloadFailFlag)
2590                 {
2591                         priv->EEPROMThermalMeter = (u8)(((eprom_read(dev, (EEPROM_ThermalMeter>>1))) & 0xff00)>>8);
2592                 }
2593                 else
2594                 {
2595                         priv->EEPROMThermalMeter = EEPROM_Default_ThermalMeter;
2596                 }
2597                 RT_TRACE(COMP_INIT, "ThermalMeter = %d\n", priv->EEPROMThermalMeter);
2598                 //vivi, for tx power track
2599                 priv->TSSI_13dBm = priv->EEPROMThermalMeter *100;
2600
2601                 if(priv->epromtype == EPROM_93c46)
2602                 {
2603                 // Read antenna tx power offset of B/C/D to A and CrystalCap from EEPROM
2604                 if(!priv->AutoloadFailFlag)
2605                 {
2606                                 usValue = eprom_read(dev, (EEPROM_TxPwDiff_CrystalCap>>1));
2607                                 priv->EEPROMAntPwDiff = (usValue&0x0fff);
2608                                 priv->EEPROMCrystalCap = (u8)((usValue&0xf000)>>12);
2609                 }
2610                 else
2611                 {
2612                                 priv->EEPROMAntPwDiff = EEPROM_Default_AntTxPowerDiff;
2613                                 priv->EEPROMCrystalCap = EEPROM_Default_TxPwDiff_CrystalCap;
2614                 }
2615                         RT_TRACE(COMP_INIT, "EEPROMAntPwDiff = %d\n", priv->EEPROMAntPwDiff);
2616                         RT_TRACE(COMP_INIT, "EEPROMCrystalCap = %d\n", priv->EEPROMCrystalCap);
2617
2618                 //
2619                 // Get per-channel Tx Power Level
2620                 //
2621                 for(i=0; i<14; i+=2)
2622                 {
2623                         if(!priv->AutoloadFailFlag)
2624                         {
2625                                 usValue = eprom_read(dev, (u16) ((EEPROM_TxPwIndex_CCK+i)>>1) );
2626                         }
2627                         else
2628                         {
2629                                 usValue = EEPROM_Default_TxPower;
2630                         }
2631                         *((u16*)(&priv->EEPROMTxPowerLevelCCK[i])) = usValue;
2632                         RT_TRACE(COMP_INIT,"CCK Tx Power Level, Index %d = 0x%02x\n", i, priv->EEPROMTxPowerLevelCCK[i]);
2633                         RT_TRACE(COMP_INIT, "CCK Tx Power Level, Index %d = 0x%02x\n", i+1, priv->EEPROMTxPowerLevelCCK[i+1]);
2634                 }
2635                 for(i=0; i<14; i+=2)
2636                 {
2637                         if(!priv->AutoloadFailFlag)
2638                         {
2639                                 usValue = eprom_read(dev, (u16) ((EEPROM_TxPwIndex_OFDM_24G+i)>>1) );
2640                         }
2641                         else
2642                         {
2643                                 usValue = EEPROM_Default_TxPower;
2644                         }
2645                         *((u16*)(&priv->EEPROMTxPowerLevelOFDM24G[i])) = usValue;
2646                         RT_TRACE(COMP_INIT, "OFDM 2.4G Tx Power Level, Index %d = 0x%02x\n", i, priv->EEPROMTxPowerLevelOFDM24G[i]);
2647                         RT_TRACE(COMP_INIT, "OFDM 2.4G Tx Power Level, Index %d = 0x%02x\n", i+1, priv->EEPROMTxPowerLevelOFDM24G[i+1]);
2648                 }
2649                 }
2650                 else if(priv->epromtype== EPROM_93c56)
2651                 {
2652                 #ifdef RTL8190P
2653                         // Read CrystalCap from EEPROM
2654                         if(!priv->AutoloadFailFlag)
2655                         {
2656                                 priv->EEPROMAntPwDiff = EEPROM_Default_AntTxPowerDiff;
2657                                 priv->EEPROMCrystalCap = (u8)(((eprom_read(dev, (EEPROM_C56_CrystalCap>>1))) & 0xf000)>>12);
2658                         }
2659                         else
2660                         {
2661                                 priv->EEPROMAntPwDiff = EEPROM_Default_AntTxPowerDiff;
2662                                 priv->EEPROMCrystalCap = EEPROM_Default_TxPwDiff_CrystalCap;
2663                         }
2664                         RT_TRACE(COMP_INIT,"EEPROMAntPwDiff = %d\n", priv->EEPROMAntPwDiff);
2665                         RT_TRACE(COMP_INIT, "EEPROMCrystalCap = %d\n", priv->EEPROMCrystalCap);
2666
2667                         // Get Tx Power Level by Channel
2668                         if(!priv->AutoloadFailFlag)
2669                         {
2670                                     // Read Tx power of Channel 1 ~ 14 from EEPROM.
2671                                for(i = 0; i < 12; i+=2)
2672                                 {
2673                                         if (i <6)
2674                                                 offset = EEPROM_C56_RfA_CCK_Chnl1_TxPwIndex + i;
2675                                         else
2676                                                 offset = EEPROM_C56_RfC_CCK_Chnl1_TxPwIndex + i - 6;
2677                                         usValue = eprom_read(dev, (offset>>1));
2678                                        *((u16*)(&EepromTxPower[i])) = usValue;
2679                                 }
2680
2681                                for(i = 0; i < 12; i++)
2682                                 {
2683                                         if (i <= 2)
2684                                                 priv->EEPROMRfACCKChnl1TxPwLevel[i] = EepromTxPower[i];
2685                                         else if ((i >=3 )&&(i <= 5))
2686                                                 priv->EEPROMRfAOfdmChnlTxPwLevel[i-3] = EepromTxPower[i];
2687                                         else if ((i >=6 )&&(i <= 8))
2688                                                 priv->EEPROMRfCCCKChnl1TxPwLevel[i-6] = EepromTxPower[i];
2689                                         else
2690                                                 priv->EEPROMRfCOfdmChnlTxPwLevel[i-9] = EepromTxPower[i];
2691                                 }
2692                         }
2693                         else
2694                         {
2695                                 priv->EEPROMRfACCKChnl1TxPwLevel[0] = EEPROM_Default_TxPowerLevel;
2696                                 priv->EEPROMRfACCKChnl1TxPwLevel[1] = EEPROM_Default_TxPowerLevel;
2697                                 priv->EEPROMRfACCKChnl1TxPwLevel[2] = EEPROM_Default_TxPowerLevel;
2698
2699                                 priv->EEPROMRfAOfdmChnlTxPwLevel[0] = EEPROM_Default_TxPowerLevel;
2700                                 priv->EEPROMRfAOfdmChnlTxPwLevel[1] = EEPROM_Default_TxPowerLevel;
2701                                 priv->EEPROMRfAOfdmChnlTxPwLevel[2] = EEPROM_Default_TxPowerLevel;
2702
2703                                 priv->EEPROMRfCCCKChnl1TxPwLevel[0] = EEPROM_Default_TxPowerLevel;
2704                                 priv->EEPROMRfCCCKChnl1TxPwLevel[1] = EEPROM_Default_TxPowerLevel;
2705                                 priv->EEPROMRfCCCKChnl1TxPwLevel[2] = EEPROM_Default_TxPowerLevel;
2706
2707                                 priv->EEPROMRfCOfdmChnlTxPwLevel[0] = EEPROM_Default_TxPowerLevel;
2708                                 priv->EEPROMRfCOfdmChnlTxPwLevel[1] = EEPROM_Default_TxPowerLevel;
2709                                 priv->EEPROMRfCOfdmChnlTxPwLevel[2] = EEPROM_Default_TxPowerLevel;
2710                         }
2711                         RT_TRACE(COMP_INIT, "priv->EEPROMRfACCKChnl1TxPwLevel[0] = 0x%x\n", priv->EEPROMRfACCKChnl1TxPwLevel[0]);
2712                         RT_TRACE(COMP_INIT, "priv->EEPROMRfACCKChnl1TxPwLevel[1] = 0x%x\n", priv->EEPROMRfACCKChnl1TxPwLevel[1]);
2713                         RT_TRACE(COMP_INIT, "priv->EEPROMRfACCKChnl1TxPwLevel[2] = 0x%x\n", priv->EEPROMRfACCKChnl1TxPwLevel[2]);
2714                         RT_TRACE(COMP_INIT, "priv->EEPROMRfAOfdmChnlTxPwLevel[0] = 0x%x\n", priv->EEPROMRfAOfdmChnlTxPwLevel[0]);
2715                         RT_TRACE(COMP_INIT, "priv->EEPROMRfAOfdmChnlTxPwLevel[1] = 0x%x\n", priv->EEPROMRfAOfdmChnlTxPwLevel[1]);
2716                         RT_TRACE(COMP_INIT, "priv->EEPROMRfAOfdmChnlTxPwLevel[2] = 0x%x\n", priv->EEPROMRfAOfdmChnlTxPwLevel[2]);
2717                         RT_TRACE(COMP_INIT, "priv->EEPROMRfCCCKChnl1TxPwLevel[0] = 0x%x\n", priv->EEPROMRfCCCKChnl1TxPwLevel[0]);
2718                         RT_TRACE(COMP_INIT, "priv->EEPROMRfCCCKChnl1TxPwLevel[1] = 0x%x\n", priv->EEPROMRfCCCKChnl1TxPwLevel[1]);
2719                         RT_TRACE(COMP_INIT, "priv->EEPROMRfCCCKChnl1TxPwLevel[2] = 0x%x\n", priv->EEPROMRfCCCKChnl1TxPwLevel[2]);
2720                         RT_TRACE(COMP_INIT, "priv->EEPROMRfCOfdmChnlTxPwLevel[0] = 0x%x\n", priv->EEPROMRfCOfdmChnlTxPwLevel[0]);
2721                         RT_TRACE(COMP_INIT, "priv->EEPROMRfCOfdmChnlTxPwLevel[1] = 0x%x\n", priv->EEPROMRfCOfdmChnlTxPwLevel[1]);
2722                         RT_TRACE(COMP_INIT, "priv->EEPROMRfCOfdmChnlTxPwLevel[2] = 0x%x\n", priv->EEPROMRfCOfdmChnlTxPwLevel[2]);
2723 #endif
2724
2725                 }
2726                 //
2727                 // Update HAL variables.
2728                 //
2729                 if(priv->epromtype == EPROM_93c46)
2730                 {
2731                         for(i=0; i<14; i++)
2732                         {
2733                                 priv->TxPowerLevelCCK[i] = priv->EEPROMTxPowerLevelCCK[i];
2734                                 priv->TxPowerLevelOFDM24G[i] = priv->EEPROMTxPowerLevelOFDM24G[i];
2735                         }
2736                         priv->LegacyHTTxPowerDiff = priv->EEPROMLegacyHTTxPowerDiff;
2737                 // Antenna B gain offset to antenna A, bit0~3
2738                         priv->AntennaTxPwDiff[0] = (priv->EEPROMAntPwDiff & 0xf);
2739                 // Antenna C gain offset to antenna A, bit4~7
2740                         priv->AntennaTxPwDiff[1] = ((priv->EEPROMAntPwDiff & 0xf0)>>4);
2741                 // Antenna D gain offset to antenna A, bit8~11
2742                         priv->AntennaTxPwDiff[2] = ((priv->EEPROMAntPwDiff & 0xf00)>>8);
2743                 // CrystalCap, bit12~15
2744                         priv->CrystalCap = priv->EEPROMCrystalCap;
2745                 // ThermalMeter, bit0~3 for RFIC1, bit4~7 for RFIC2
2746                         priv->ThermalMeter[0] = (priv->EEPROMThermalMeter & 0xf);
2747                         priv->ThermalMeter[1] = ((priv->EEPROMThermalMeter & 0xf0)>>4);
2748                 }
2749                 else if(priv->epromtype == EPROM_93c56)
2750                 {
2751                         //char  cck_pwr_diff_a=0, cck_pwr_diff_c=0;
2752
2753                         //cck_pwr_diff_a = pHalData->EEPROMRfACCKChnl7TxPwLevel - pHalData->EEPROMRfAOfdmChnlTxPwLevel[1];
2754                         //cck_pwr_diff_c = pHalData->EEPROMRfCCCKChnl7TxPwLevel - pHalData->EEPROMRfCOfdmChnlTxPwLevel[1];
2755                         for(i=0; i<3; i++)      // channel 1~3 use the same Tx Power Level.
2756                         {
2757                                 priv->TxPowerLevelCCK_A[i]  = priv->EEPROMRfACCKChnl1TxPwLevel[0];
2758                                 priv->TxPowerLevelOFDM24G_A[i] = priv->EEPROMRfAOfdmChnlTxPwLevel[0];
2759                                 priv->TxPowerLevelCCK_C[i] =  priv->EEPROMRfCCCKChnl1TxPwLevel[0];
2760                                 priv->TxPowerLevelOFDM24G_C[i] = priv->EEPROMRfCOfdmChnlTxPwLevel[0];
2761                         }
2762                         for(i=3; i<9; i++)      // channel 4~9 use the same Tx Power Level
2763                         {
2764                                 priv->TxPowerLevelCCK_A[i]  = priv->EEPROMRfACCKChnl1TxPwLevel[1];
2765                                 priv->TxPowerLevelOFDM24G_A[i] = priv->EEPROMRfAOfdmChnlTxPwLevel[1];
2766                                 priv->TxPowerLevelCCK_C[i] =  priv->EEPROMRfCCCKChnl1TxPwLevel[1];
2767                                 priv->TxPowerLevelOFDM24G_C[i] = priv->EEPROMRfCOfdmChnlTxPwLevel[1];
2768                         }
2769                         for(i=9; i<14; i++)     // channel 10~14 use the same Tx Power Level
2770                         {
2771                                 priv->TxPowerLevelCCK_A[i]  = priv->EEPROMRfACCKChnl1TxPwLevel[2];
2772                                 priv->TxPowerLevelOFDM24G_A[i] = priv->EEPROMRfAOfdmChnlTxPwLevel[2];
2773                                 priv->TxPowerLevelCCK_C[i] =  priv->EEPROMRfCCCKChnl1TxPwLevel[2];
2774                                 priv->TxPowerLevelOFDM24G_C[i] = priv->EEPROMRfCOfdmChnlTxPwLevel[2];
2775                         }
2776                         for(i=0; i<14; i++)
2777                                 RT_TRACE(COMP_INIT, "priv->TxPowerLevelCCK_A[%d] = 0x%x\n", i, priv->TxPowerLevelCCK_A[i]);
2778                         for(i=0; i<14; i++)
2779                                 RT_TRACE(COMP_INIT,"priv->TxPowerLevelOFDM24G_A[%d] = 0x%x\n", i, priv->TxPowerLevelOFDM24G_A[i]);
2780                         for(i=0; i<14; i++)
2781                                 RT_TRACE(COMP_INIT, "priv->TxPowerLevelCCK_C[%d] = 0x%x\n", i, priv->TxPowerLevelCCK_C[i]);
2782                         for(i=0; i<14; i++)
2783                                 RT_TRACE(COMP_INIT, "priv->TxPowerLevelOFDM24G_C[%d] = 0x%x\n", i, priv->TxPowerLevelOFDM24G_C[i]);
2784                         priv->LegacyHTTxPowerDiff = priv->EEPROMLegacyHTTxPowerDiff;
2785                         priv->AntennaTxPwDiff[0] = 0;
2786                         priv->AntennaTxPwDiff[1] = 0;
2787                         priv->AntennaTxPwDiff[2] = 0;
2788                         priv->CrystalCap = priv->EEPROMCrystalCap;
2789                         // ThermalMeter, bit0~3 for RFIC1, bit4~7 for RFIC2
2790                         priv->ThermalMeter[0] = (priv->EEPROMThermalMeter & 0xf);
2791                         priv->ThermalMeter[1] = ((priv->EEPROMThermalMeter & 0xf0)>>4);
2792                 }
2793         }
2794
2795         if(priv->rf_type == RF_1T2R)
2796         {
2797                 RT_TRACE(COMP_INIT, "\n1T2R config\n");
2798         }
2799         else if (priv->rf_type == RF_2T4R)
2800         {
2801                 RT_TRACE(COMP_INIT, "\n2T4R config\n");
2802         }
2803
2804         // 2008/01/16 MH We can only know RF type in the function. So we have to init
2805         // DIG RATR table again.
2806         init_rate_adaptive(dev);
2807
2808         //1 Make a copy for following variables and we can change them if we want
2809
2810         priv->rf_chip= RF_8256;
2811
2812         if(priv->RegChannelPlan == 0xf)
2813         {
2814                 priv->ChannelPlan = priv->eeprom_ChannelPlan;
2815         }
2816         else
2817         {
2818                 priv->ChannelPlan = priv->RegChannelPlan;
2819         }
2820
2821         //
2822         //  Used PID and DID to Set CustomerID
2823         //
2824         if( priv->eeprom_vid == 0x1186 &&  priv->eeprom_did == 0x3304 )
2825         {
2826                 priv->CustomerID =  RT_CID_DLINK;
2827         }
2828
2829         switch(priv->eeprom_CustomerID)
2830         {
2831                 case EEPROM_CID_DEFAULT:
2832                         priv->CustomerID = RT_CID_DEFAULT;
2833                         break;
2834                 case EEPROM_CID_CAMEO:
2835                         priv->CustomerID = RT_CID_819x_CAMEO;
2836                         break;
2837                 case  EEPROM_CID_RUNTOP:
2838                         priv->CustomerID = RT_CID_819x_RUNTOP;
2839                         break;
2840                 case EEPROM_CID_NetCore:
2841                         priv->CustomerID = RT_CID_819x_Netcore;
2842                         break;
2843                 case EEPROM_CID_TOSHIBA:        // Merge by Jacken, 2008/01/31
2844                         priv->CustomerID = RT_CID_TOSHIBA;
2845                         if(priv->eeprom_ChannelPlan&0x80)
2846                                 priv->ChannelPlan = priv->eeprom_ChannelPlan&0x7f;
2847                         else
2848                                 priv->ChannelPlan = 0x0;
2849                         RT_TRACE(COMP_INIT, "Toshiba ChannelPlan = 0x%x\n",
2850                                 priv->ChannelPlan);
2851                         break;
2852                 case EEPROM_CID_Nettronix:
2853                         priv->ScanDelay = 100;  //cosa add for scan
2854                         priv->CustomerID = RT_CID_Nettronix;
2855                         break;
2856                 case EEPROM_CID_Pronet:
2857                         priv->CustomerID = RT_CID_PRONET;
2858                         break;
2859                 case EEPROM_CID_DLINK:
2860                         priv->CustomerID = RT_CID_DLINK;
2861                         break;
2862
2863                 case EEPROM_CID_WHQL:
2864                         //Adapter->bInHctTest = TRUE;//do not supported
2865
2866                         //priv->bSupportTurboMode = FALSE;
2867                         //priv->bAutoTurboBy8186 = FALSE;
2868
2869                         //pMgntInfo->PowerSaveControl.bInactivePs = FALSE;
2870                         //pMgntInfo->PowerSaveControl.bIPSModeBackup = FALSE;
2871                         //pMgntInfo->PowerSaveControl.bLeisurePs = FALSE;
2872
2873                         break;
2874                 default:
2875                         // value from RegCustomerID
2876                         break;
2877         }
2878
2879         //Avoid the channel plan array overflow, by Bruce, 2007-08-27.
2880         if(priv->ChannelPlan > CHANNEL_PLAN_LEN - 1)
2881                 priv->ChannelPlan = 0; //FCC
2882
2883         switch(priv->CustomerID)
2884         {
2885                 case RT_CID_DEFAULT:
2886                 #ifdef RTL8190P
2887                         priv->LedStrategy = HW_LED;
2888                 #else
2889                         #ifdef RTL8192E
2890                         priv->LedStrategy = SW_LED_MODE1;
2891                         #endif
2892                 #endif
2893                         break;
2894
2895                 case RT_CID_819x_CAMEO:
2896                         priv->LedStrategy = SW_LED_MODE2;
2897                         break;
2898
2899                 case RT_CID_819x_RUNTOP:
2900                         priv->LedStrategy = SW_LED_MODE3;
2901                         break;
2902
2903                 case RT_CID_819x_Netcore:
2904                         priv->LedStrategy = SW_LED_MODE4;
2905                         break;
2906
2907                 case RT_CID_Nettronix:
2908                         priv->LedStrategy = SW_LED_MODE5;
2909                         break;
2910
2911                 case RT_CID_PRONET:
2912                         priv->LedStrategy = SW_LED_MODE6;
2913                         break;
2914
2915                 case RT_CID_TOSHIBA:   //Modify by Jacken 2008/01/31
2916                         // Do nothing.
2917                         //break;
2918
2919                 default:
2920                 #ifdef RTL8190P
2921                         priv->LedStrategy = HW_LED;
2922                 #else
2923                         #ifdef RTL8192E
2924                         priv->LedStrategy = SW_LED_MODE1;
2925                         #endif
2926                 #endif
2927                         break;
2928         }
2929 /*
2930         //2008.06.03, for WOL
2931         if( priv->eeprom_vid == 0x1186 &&  priv->eeprom_did == 0x3304)
2932                 priv->ieee80211->bSupportRemoteWakeUp = TRUE;
2933         else
2934                 priv->ieee80211->bSupportRemoteWakeUp = FALSE;
2935 */
2936         RT_TRACE(COMP_INIT, "RegChannelPlan(%d)\n", priv->RegChannelPlan);
2937         RT_TRACE(COMP_INIT, "ChannelPlan = %d \n", priv->ChannelPlan);
2938         RT_TRACE(COMP_INIT, "LedStrategy = %d \n", priv->LedStrategy);
2939         RT_TRACE(COMP_TRACE, "<==== ReadAdapterInfo\n");
2940
2941         return ;
2942 }
2943
2944
2945 static short rtl8192_get_channel_map(struct net_device * dev)
2946 {
2947         struct r8192_priv *priv = ieee80211_priv(dev);
2948 #ifdef ENABLE_DOT11D
2949         if(priv->ChannelPlan> COUNTRY_CODE_GLOBAL_DOMAIN){
2950                 printk("rtl8180_init:Error channel plan! Set to default.\n");
2951                 priv->ChannelPlan= 0;
2952         }
2953         RT_TRACE(COMP_INIT, "Channel plan is %d\n",priv->ChannelPlan);
2954
2955         rtl819x_set_channel_map(priv->ChannelPlan, priv);
2956 #else
2957         int ch,i;
2958         //Set Default Channel Plan
2959         if(!channels){
2960                 DMESG("No channels, aborting");
2961                 return -1;
2962         }
2963         ch=channels;
2964         priv->ChannelPlan= 0;//hikaru
2965          // set channels 1..14 allowed in given locale
2966         for (i=1; i<=14; i++) {
2967                 (priv->ieee80211->channel_map)[i] = (u8)(ch & 0x01);
2968                 ch >>= 1;
2969         }
2970 #endif
2971         return 0;
2972 }
2973
2974 static short rtl8192_init(struct net_device *dev)
2975 {
2976         struct r8192_priv *priv = ieee80211_priv(dev);
2977         memset(&(priv->stats),0,sizeof(struct Stats));
2978         rtl8192_init_priv_variable(dev);
2979         rtl8192_init_priv_lock(priv);
2980         rtl8192_init_priv_task(dev);
2981         rtl8192_get_eeprom_size(dev);
2982         rtl8192_read_eeprom_info(dev);
2983         rtl8192_get_channel_map(dev);
2984         init_hal_dm(dev);
2985         init_timer(&priv->watch_dog_timer);
2986         priv->watch_dog_timer.data = (unsigned long)dev;
2987         priv->watch_dog_timer.function = watch_dog_timer_callback;
2988 #if defined(IRQF_SHARED)
2989         if(request_irq(dev->irq, (void*)rtl8192_interrupt, IRQF_SHARED, dev->name, dev)){
2990 #else
2991         if(request_irq(dev->irq, (void *)rtl8192_interrupt, SA_SHIRQ, dev->name, dev)){
2992 #endif
2993                 printk("Error allocating IRQ %d",dev->irq);
2994                 return -1;
2995         }else{
2996                 priv->irq=dev->irq;
2997                 printk("IRQ %d",dev->irq);
2998         }
2999         if(rtl8192_pci_initdescring(dev)!=0){
3000                 printk("Endopoints initialization failed");
3001                 return -1;
3002         }
3003
3004         //rtl8192_rx_enable(dev);
3005         //rtl8192_adapter_start(dev);
3006         return 0;
3007 }
3008
3009 /******************************************************************************
3010  *function:  This function actually only set RRSR, RATR and BW_OPMODE registers
3011  *           not to do all the hw config as its name says
3012  *   input:  net_device dev
3013  *  output:  none
3014  *  return:  none
3015  *  notice:  This part need to modified according to the rate set we filtered
3016  * ****************************************************************************/
3017 static void rtl8192_hwconfig(struct net_device* dev)
3018 {
3019         u32 regRATR = 0, regRRSR = 0;
3020         u8 regBwOpMode = 0, regTmp = 0;
3021         struct r8192_priv *priv = ieee80211_priv(dev);
3022
3023 // Set RRSR, RATR, and BW_OPMODE registers
3024         //
3025         switch(priv->ieee80211->mode)
3026         {
3027         case WIRELESS_MODE_B:
3028                 regBwOpMode = BW_OPMODE_20MHZ;
3029                 regRATR = RATE_ALL_CCK;
3030                 regRRSR = RATE_ALL_CCK;
3031                 break;
3032         case WIRELESS_MODE_A:
3033                 regBwOpMode = BW_OPMODE_5G |BW_OPMODE_20MHZ;
3034                 regRATR = RATE_ALL_OFDM_AG;
3035                 regRRSR = RATE_ALL_OFDM_AG;
3036                 break;
3037         case WIRELESS_MODE_G:
3038                 regBwOpMode = BW_OPMODE_20MHZ;
3039                 regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
3040                 regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
3041                 break;
3042         case WIRELESS_MODE_AUTO:
3043         case WIRELESS_MODE_N_24G:
3044                 // It support CCK rate by default.
3045                 // CCK rate will be filtered out only when associated AP does not support it.
3046                 regBwOpMode = BW_OPMODE_20MHZ;
3047                         regRATR = RATE_ALL_CCK | RATE_ALL_OFDM_AG | RATE_ALL_OFDM_1SS | RATE_ALL_OFDM_2SS;
3048                         regRRSR = RATE_ALL_CCK | RATE_ALL_OFDM_AG;
3049                 break;
3050         case WIRELESS_MODE_N_5G:
3051                 regBwOpMode = BW_OPMODE_5G;
3052                 regRATR = RATE_ALL_OFDM_AG | RATE_ALL_OFDM_1SS | RATE_ALL_OFDM_2SS;
3053                 regRRSR = RATE_ALL_OFDM_AG;
3054                 break;
3055         }
3056
3057         write_nic_byte(dev, BW_OPMODE, regBwOpMode);
3058         {
3059                 u32 ratr_value = 0;
3060                 ratr_value = regRATR;
3061                 if (priv->rf_type == RF_1T2R)
3062                 {
3063                         ratr_value &= ~(RATE_ALL_OFDM_2SS);
3064                 }
3065                 write_nic_dword(dev, RATR0, ratr_value);
3066                 write_nic_byte(dev, UFWP, 1);
3067         }
3068         regTmp = read_nic_byte(dev, 0x313);
3069         regRRSR = ((regTmp) << 24) | (regRRSR & 0x00ffffff);
3070         write_nic_dword(dev, RRSR, regRRSR);
3071
3072         //
3073         // Set Retry Limit here
3074         //
3075         write_nic_word(dev, RETRY_LIMIT,
3076                         priv->ShortRetryLimit << RETRY_LIMIT_SHORT_SHIFT | \
3077                         priv->LongRetryLimit << RETRY_LIMIT_LONG_SHIFT);
3078         // Set Contention Window here
3079
3080         // Set Tx AGC
3081
3082         // Set Tx Antenna including Feedback control
3083
3084         // Set Auto Rate fallback control
3085
3086
3087 }
3088
3089
3090 static RT_STATUS rtl8192_adapter_start(struct net_device *dev)
3091 {
3092         struct r8192_priv *priv = ieee80211_priv(dev);
3093 //      struct ieee80211_device *ieee = priv->ieee80211;
3094         u32 ulRegRead;
3095         RT_STATUS rtStatus = RT_STATUS_SUCCESS;
3096 //      static char szMACPHYRegFile[] = RTL819X_PHY_MACPHY_REG;
3097 //      static char szMACPHYRegPGFile[] = RTL819X_PHY_MACPHY_REG_PG;
3098         //u8 eRFPath;
3099         u8 tmpvalue;
3100 #ifdef RTL8192E
3101         u8 ICVersion,SwitchingRegulatorOutput;
3102 #endif
3103         bool bfirmwareok = true;
3104 #ifdef RTL8190P
3105         u8 ucRegRead;
3106 #endif
3107         u32     tmpRegA, tmpRegC, TempCCk;
3108         int     i =0;
3109 //      u32 dwRegRead = 0;
3110
3111         RT_TRACE(COMP_INIT, "====>%s()\n", __FUNCTION__);
3112         priv->being_init_adapter = true;
3113         rtl8192_pci_resetdescring(dev);
3114         // 2007/11/02 MH Before initalizing RF. We can not use FW to do RF-R/W.
3115         priv->Rf_Mode = RF_OP_By_SW_3wire;
3116 #ifdef RTL8192E
3117         //dPLL on
3118         if(priv->ResetProgress == RESET_TYPE_NORESET)
3119         {
3120             write_nic_byte(dev, ANAPAR, 0x37);
3121             // Accordign to designer's explain, LBUS active will never > 10ms. We delay 10ms
3122             // Joseph increae the time to prevent firmware download fail
3123             mdelay(500);
3124         }
3125 #endif
3126         //PlatformSleepUs(10000);
3127         // For any kind of InitializeAdapter process, we shall use system now!!
3128         priv->pFirmware->firmware_status = FW_STATUS_0_INIT;
3129
3130         // Set to eRfoff in order not to count receive count.
3131         if(priv->RegRfOff == TRUE)
3132                 priv->ieee80211->eRFPowerState = eRfOff;
3133
3134         //
3135         //3 //Config CPUReset Register
3136         //3//
3137         //3 Firmware Reset Or Not
3138         ulRegRead = read_nic_dword(dev, CPU_GEN);
3139         if(priv->pFirmware->firmware_status == FW_STATUS_0_INIT)
3140         {       //called from MPInitialized. do nothing
3141                 ulRegRead |= CPU_GEN_SYSTEM_RESET;
3142         }else if(priv->pFirmware->firmware_status == FW_STATUS_5_READY)
3143                 ulRegRead |= CPU_GEN_FIRMWARE_RESET;    // Called from MPReset
3144         else
3145                 RT_TRACE(COMP_ERR, "ERROR in %s(): undefined firmware state(%d)\n", __FUNCTION__,   priv->pFirmware->firmware_status);
3146
3147 #ifdef RTL8190P
3148         //2008.06.03, for WOL 90 hw bug
3149         ulRegRead &= (~(CPU_GEN_GPIO_UART));
3150 #endif
3151
3152         write_nic_dword(dev, CPU_GEN, ulRegRead);
3153         //mdelay(100);
3154
3155 #ifdef RTL8192E
3156
3157         //3//
3158         //3 //Fix the issue of E-cut high temperature issue
3159         //3//
3160         // TODO: E cut only
3161         ICVersion = read_nic_byte(dev, IC_VERRSION);
3162         if(ICVersion >= 0x4) //E-cut only
3163         {
3164                 // HW SD suggest that we should not wirte this register too often, so driver
3165                 // should readback this register. This register will be modified only when
3166                 // power on reset
3167                 SwitchingRegulatorOutput = read_nic_byte(dev, SWREGULATOR);
3168                 if(SwitchingRegulatorOutput  != 0xb8)
3169                 {
3170                         write_nic_byte(dev, SWREGULATOR, 0xa8);
3171                         mdelay(1);
3172                         write_nic_byte(dev, SWREGULATOR, 0xb8);
3173                 }
3174         }
3175 #endif
3176
3177
3178         //3//
3179         //3// Initialize BB before MAC
3180         //3//
3181         RT_TRACE(COMP_INIT, "BB Config Start!\n");
3182         rtStatus = rtl8192_BBConfig(dev);
3183         if(rtStatus != RT_STATUS_SUCCESS)
3184         {
3185                 RT_TRACE(COMP_ERR, "BB Config failed\n");
3186                 return rtStatus;
3187         }
3188         RT_TRACE(COMP_INIT,"BB Config Finished!\n");
3189
3190         //3//Set Loopback mode or Normal mode
3191         //3//
3192         //2006.12.13 by emily. Note!We should not merge these two CPU_GEN register writings
3193         //      because setting of System_Reset bit reset MAC to default transmission mode.
3194                 //Loopback mode or not
3195         priv->LoopbackMode = RTL819X_NO_LOOPBACK;
3196         //priv->LoopbackMode = RTL819X_MAC_LOOPBACK;
3197         if(priv->ResetProgress == RESET_TYPE_NORESET)
3198         {
3199         ulRegRead = read_nic_dword(dev, CPU_GEN);
3200         if(priv->LoopbackMode == RTL819X_NO_LOOPBACK)
3201         {
3202                 ulRegRead = ((ulRegRead & CPU_GEN_NO_LOOPBACK_MSK) | CPU_GEN_NO_LOOPBACK_SET);
3203         }
3204         else if (priv->LoopbackMode == RTL819X_MAC_LOOPBACK )
3205         {
3206                 ulRegRead |= CPU_CCK_LOOPBACK;
3207         }
3208         else
3209         {
3210                 RT_TRACE(COMP_ERR,"Serious error: wrong loopback mode setting\n");
3211         }
3212
3213         //2008.06.03, for WOL
3214         //ulRegRead &= (~(CPU_GEN_GPIO_UART));
3215         write_nic_dword(dev, CPU_GEN, ulRegRead);
3216
3217         // 2006.11.29. After reset cpu, we sholud wait for a second, otherwise, it may fail to write registers. Emily
3218         udelay(500);
3219         }
3220         //3Set Hardware(Do nothing now)
3221         rtl8192_hwconfig(dev);
3222         //2=======================================================
3223         // Common Setting for all of the FPGA platform. (part 1)
3224         //2=======================================================
3225         // If there is changes, please make sure it applies to all of the FPGA version
3226         //3 Turn on Tx/Rx
3227         write_nic_byte(dev, CMDR, CR_RE|CR_TE);
3228
3229         //2Set Tx dma burst
3230 #ifdef RTL8190P
3231         write_nic_byte(dev, PCIF, ((MXDMA2_NoLimit<<MXDMA2_RX_SHIFT) | \
3232                                                                                         (MXDMA2_NoLimit<<MXDMA2_TX_SHIFT) | \
3233                                                                                         (1<<MULRW_SHIFT)));
3234 #else
3235         #ifdef RTL8192E
3236         write_nic_byte(dev, PCIF, ((MXDMA2_NoLimit<<MXDMA2_RX_SHIFT) |\
3237                                    (MXDMA2_NoLimit<<MXDMA2_TX_SHIFT) ));
3238         #endif
3239 #endif
3240         //set IDR0 here
3241         write_nic_dword(dev, MAC0, ((u32*)dev->dev_addr)[0]);
3242         write_nic_word(dev, MAC4, ((u16*)(dev->dev_addr + 4))[0]);
3243         //set RCR
3244         write_nic_dword(dev, RCR, priv->ReceiveConfig);
3245
3246         //3 Initialize Number of Reserved Pages in Firmware Queue
3247         #ifdef TO_DO_LIST
3248         if(priv->bInHctTest)
3249         {
3250                 PlatformEFIOWrite4Byte(Adapter, RQPN1,  NUM_OF_PAGE_IN_FW_QUEUE_BK_DTM << RSVD_FW_QUEUE_PAGE_BK_SHIFT |\
3251                                         NUM_OF_PAGE_IN_FW_QUEUE_BE_DTM << RSVD_FW_QUEUE_PAGE_BE_SHIFT | \
3252                                         NUM_OF_PAGE_IN_FW_QUEUE_VI_DTM << RSVD_FW_QUEUE_PAGE_VI_SHIFT | \
3253                                         NUM_OF_PAGE_IN_FW_QUEUE_VO_DTM <<RSVD_FW_QUEUE_PAGE_VO_SHIFT);
3254                 PlatformEFIOWrite4Byte(Adapter, RQPN2, NUM_OF_PAGE_IN_FW_QUEUE_MGNT << RSVD_FW_QUEUE_PAGE_MGNT_SHIFT);
3255                 PlatformEFIOWrite4Byte(Adapter, RQPN3, APPLIED_RESERVED_QUEUE_IN_FW| \
3256                                         NUM_OF_PAGE_IN_FW_QUEUE_BCN<<RSVD_FW_QUEUE_PAGE_BCN_SHIFT|\
3257                                         NUM_OF_PAGE_IN_FW_QUEUE_PUB_DTM<<RSVD_FW_QUEUE_PAGE_PUB_SHIFT);
3258         }
3259         else
3260         #endif
3261         {
3262                 write_nic_dword(dev, RQPN1,  NUM_OF_PAGE_IN_FW_QUEUE_BK << RSVD_FW_QUEUE_PAGE_BK_SHIFT |\
3263                                         NUM_OF_PAGE_IN_FW_QUEUE_BE << RSVD_FW_QUEUE_PAGE_BE_SHIFT | \
3264                                         NUM_OF_PAGE_IN_FW_QUEUE_VI << RSVD_FW_QUEUE_PAGE_VI_SHIFT | \
3265                                         NUM_OF_PAGE_IN_FW_QUEUE_VO <<RSVD_FW_QUEUE_PAGE_VO_SHIFT);
3266                 write_nic_dword(dev, RQPN2, NUM_OF_PAGE_IN_FW_QUEUE_MGNT << RSVD_FW_QUEUE_PAGE_MGNT_SHIFT);
3267                 write_nic_dword(dev, RQPN3, APPLIED_RESERVED_QUEUE_IN_FW| \
3268                                         NUM_OF_PAGE_IN_FW_QUEUE_BCN<<RSVD_FW_QUEUE_PAGE_BCN_SHIFT|\
3269                                         NUM_OF_PAGE_IN_FW_QUEUE_PUB<<RSVD_FW_QUEUE_PAGE_PUB_SHIFT);
3270         }
3271
3272         rtl8192_tx_enable(dev);
3273         rtl8192_rx_enable(dev);
3274         //3Set Response Rate Setting Register
3275         // CCK rate is supported by default.
3276         // CCK rate will be filtered out only when associated AP does not support it.
3277         ulRegRead = (0xFFF00000 & read_nic_dword(dev, RRSR))  | RATE_ALL_OFDM_AG | RATE_ALL_CCK;
3278         write_nic_dword(dev, RRSR, ulRegRead);
3279         write_nic_dword(dev, RATR0+4*7, (RATE_ALL_OFDM_AG | RATE_ALL_CCK));
3280
3281         //2Set AckTimeout
3282         // TODO: (it value is only for FPGA version). need to be changed!!2006.12.18, by Emily
3283         write_nic_byte(dev, ACK_TIMEOUT, 0x30);
3284
3285         //rtl8192_actset_wirelessmode(dev,priv->RegWirelessMode);
3286         if(priv->ResetProgress == RESET_TYPE_NORESET)
3287         rtl8192_SetWirelessMode(dev, priv->ieee80211->mode);
3288         //-----------------------------------------------------------------------------
3289         // Set up security related. 070106, by rcnjko:
3290         // 1. Clear all H/W keys.
3291         // 2. Enable H/W encryption/decryption.
3292         //-----------------------------------------------------------------------------
3293         CamResetAllEntry(dev);
3294         {
3295                 u8 SECR_value = 0x0;
3296                 SECR_value |= SCR_TxEncEnable;
3297                 SECR_value |= SCR_RxDecEnable;
3298                 SECR_value |= SCR_NoSKMC;
3299                 write_nic_byte(dev, SECR, SECR_value);
3300         }
3301         //3Beacon related
3302         write_nic_word(dev, ATIMWND, 2);
3303         write_nic_word(dev, BCN_INTERVAL, 100);
3304         for (i=0; i<QOS_QUEUE_NUM; i++)
3305                 write_nic_dword(dev, WDCAPARA_ADD[i], 0x005e4332);
3306         //
3307         // Switching regulator controller: This is set temporarily.
3308         // It's not sure if this can be removed in the future.
3309         // PJ advised to leave it by default.
3310         //
3311         write_nic_byte(dev, 0xbe, 0xc0);
3312
3313         //2=======================================================
3314         // Set PHY related configuration defined in MAC register bank
3315         //2=======================================================
3316         rtl8192_phy_configmac(dev);
3317
3318         if (priv->card_8192_version > (u8) VERSION_8190_BD) {
3319                 rtl8192_phy_getTxPower(dev);
3320                 rtl8192_phy_setTxPower(dev, priv->chan);
3321         }
3322
3323         //if D or C cut
3324                 tmpvalue = read_nic_byte(dev, IC_VERRSION);
3325                 priv->IC_Cut = tmpvalue;
3326                 RT_TRACE(COMP_INIT, "priv->IC_Cut = 0x%x\n", priv->IC_Cut);
3327                 if(priv->IC_Cut >= IC_VersionCut_D)
3328                 {
3329                         //pHalData->bDcut = TRUE;
3330                         if(priv->IC_Cut == IC_VersionCut_D)
3331                                 RT_TRACE(COMP_INIT, "D-cut\n");
3332                         if(priv->IC_Cut == IC_VersionCut_E)
3333                         {
3334                                 RT_TRACE(COMP_INIT, "E-cut\n");
3335                                 // HW SD suggest that we should not wirte this register too often, so driver
3336                                 // should readback this register. This register will be modified only when
3337                                 // power on reset
3338                         }
3339                 }
3340                 else
3341                 {
3342                         //pHalData->bDcut = FALSE;
3343                         RT_TRACE(COMP_INIT, "Before C-cut\n");
3344                 }
3345
3346 #if 1
3347         //Firmware download
3348         RT_TRACE(COMP_INIT, "Load Firmware!\n");
3349         bfirmwareok = init_firmware(dev);
3350         if(bfirmwareok != true) {
3351                 rtStatus = RT_STATUS_FAILURE;
3352                 return rtStatus;
3353         }
3354         RT_TRACE(COMP_INIT, "Load Firmware finished!\n");
3355 #endif
3356         //RF config
3357         if(priv->ResetProgress == RESET_TYPE_NORESET)
3358         {
3359         RT_TRACE(COMP_INIT, "RF Config Started!\n");
3360         rtStatus = rtl8192_phy_RFConfig(dev);
3361         if(rtStatus != RT_STATUS_SUCCESS)
3362         {
3363                 RT_TRACE(COMP_ERR, "RF Config failed\n");
3364                         return rtStatus;
3365         }
3366         RT_TRACE(COMP_INIT, "RF Config Finished!\n");
3367         }
3368         rtl8192_phy_updateInitGain(dev);
3369
3370         /*---- Set CCK and OFDM Block "ON"----*/
3371         rtl8192_setBBreg(dev, rFPGA0_RFMOD, bCCKEn, 0x1);
3372         rtl8192_setBBreg(dev, rFPGA0_RFMOD, bOFDMEn, 0x1);
3373
3374 #ifdef RTL8192E
3375         //Enable Led
3376         write_nic_byte(dev, 0x87, 0x0);
3377 #endif
3378 #ifdef RTL8190P
3379         //2008.06.03, for WOL
3380         ucRegRead = read_nic_byte(dev, GPE);
3381         ucRegRead |= BIT0;
3382         write_nic_byte(dev, GPE, ucRegRead);
3383
3384         ucRegRead = read_nic_byte(dev, GPO);
3385         ucRegRead &= ~BIT0;
3386         write_nic_byte(dev, GPO, ucRegRead);
3387 #endif
3388
3389         //2=======================================================
3390         // RF Power Save
3391         //2=======================================================
3392 #ifdef ENABLE_IPS
3393
3394 {
3395         if(priv->RegRfOff == TRUE)
3396         { // User disable RF via registry.
3397                 RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): Turn off RF for RegRfOff ----------\n",__FUNCTION__);
3398                 MgntActSet_RF_State(dev, eRfOff, RF_CHANGE_BY_SW);
3399 #if 0//cosa, ask SD3 willis and he doesn't know what is this for
3400                 // Those action will be discard in MgntActSet_RF_State because off the same state
3401         for(eRFPath = 0; eRFPath <pHalData->NumTotalRFPath; eRFPath++)
3402                 PHY_SetRFReg(Adapter, (RF90_RADIO_PATH_E)eRFPath, 0x4, 0xC00, 0x0);
3403 #endif
3404         }
3405         else if(priv->ieee80211->RfOffReason > RF_CHANGE_BY_PS)
3406         { // H/W or S/W RF OFF before sleep.
3407                 RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): Turn off RF for RfOffReason(%d) ----------\n", __FUNCTION__,priv->ieee80211->RfOffReason);
3408                 MgntActSet_RF_State(dev, eRfOff, priv->ieee80211->RfOffReason);
3409         }
3410         else if(priv->ieee80211->RfOffReason >= RF_CHANGE_BY_IPS)
3411         { // H/W or S/W RF OFF before sleep.
3412                 RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): Turn off RF for RfOffReason(%d) ----------\n", __FUNCTION__,priv->ieee80211->RfOffReason);
3413                 MgntActSet_RF_State(dev, eRfOff, priv->ieee80211->RfOffReason);
3414         }
3415         else
3416         {
3417                 RT_TRACE((COMP_INIT|COMP_RF|COMP_POWER), "%s(): RF-ON \n",__FUNCTION__);
3418                 priv->ieee80211->eRFPowerState = eRfOn;
3419                 priv->ieee80211->RfOffReason = 0;
3420                 //DrvIFIndicateCurrentPhyStatus(Adapter);
3421         // LED control
3422         //Adapter->HalFunc.LedControlHandler(Adapter, LED_CTL_POWER_ON);
3423
3424         //
3425         // If inactive power mode is enabled, disable rf while in disconnected state.
3426         // But we should still tell upper layer we are in rf on state.
3427         // 2007.07.16, by shien chang.
3428         //
3429                 //if(!Adapter->bInHctTest)
3430         //IPSEnter(Adapter);
3431
3432         }
3433 }
3434 #endif
3435         if(1){
3436 #ifdef RTL8192E
3437                         // We can force firmware to do RF-R/W
3438                         if(priv->ieee80211->FwRWRF)
3439                                 priv->Rf_Mode = RF_OP_By_FW;
3440                         else
3441                                 priv->Rf_Mode = RF_OP_By_SW_3wire;
3442 #else
3443                         priv->Rf_Mode = RF_OP_By_SW_3wire;
3444 #endif
3445         }
3446 #ifdef RTL8190P
3447         if(priv->ResetProgress == RESET_TYPE_NORESET)
3448         {
3449                 dm_initialize_txpower_tracking(dev);
3450
3451                 tmpRegA= rtl8192_QueryBBReg(dev,rOFDM0_XATxIQImbalance,bMaskDWord);
3452                 tmpRegC= rtl8192_QueryBBReg(dev,rOFDM0_XCTxIQImbalance,bMaskDWord);
3453
3454                 if(priv->rf_type == RF_2T4R){
3455                 for(i = 0; i<TxBBGainTableLength; i++)
3456                 {
3457                         if(tmpRegA == priv->txbbgain_table[i].txbbgain_value)
3458                         {
3459                                 priv->rfa_txpowertrackingindex= (u8)i;
3460                                 priv->rfa_txpowertrackingindex_real= (u8)i;
3461                                 priv->rfa_txpowertracking_default = priv->rfa_txpowertrackingindex;
3462                                 break;
3463                         }
3464                 }
3465                 }
3466                 for(i = 0; i<TxBBGainTableLength; i++)
3467                 {
3468                         if(tmpRegC == priv->txbbgain_table[i].txbbgain_value)
3469                         {
3470                                 priv->rfc_txpowertrackingindex= (u8)i;
3471                                 priv->rfc_txpowertrackingindex_real= (u8)i;
3472                                 priv->rfc_txpowertracking_default = priv->rfc_txpowertrackingindex;
3473                                 break;
3474                         }
3475                 }
3476                 TempCCk = rtl8192_QueryBBReg(dev, rCCK0_TxFilter1, bMaskByte2);
3477
3478                 for(i=0 ; i<CCKTxBBGainTableLength ; i++)
3479                 {
3480                         if(TempCCk == priv->cck_txbbgain_table[i].ccktxbb_valuearray[0])
3481                         {
3482                                 priv->CCKPresentAttentuation_20Mdefault =(u8) i;
3483                                 break;
3484                         }
3485                 }
3486                 priv->CCKPresentAttentuation_40Mdefault = 0;
3487                 priv->CCKPresentAttentuation_difference = 0;
3488                 priv->CCKPresentAttentuation = priv->CCKPresentAttentuation_20Mdefault;
3489                 RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_initial = %d\n", priv->rfa_txpowertrackingindex);
3490                 RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_real__initial = %d\n", priv->rfa_txpowertrackingindex_real);
3491                 RT_TRACE(COMP_POWER_TRACKING, "priv->rfc_txpowertrackingindex_initial = %d\n", priv->rfc_txpowertrackingindex);
3492                 RT_TRACE(COMP_POWER_TRACKING, "priv->rfc_txpowertrackingindex_real_initial = %d\n", priv->rfc_txpowertrackingindex_real);
3493                 RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_difference_initial = %d\n", priv->CCKPresentAttentuation_difference);
3494                 RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_initial = %d\n", priv->CCKPresentAttentuation);
3495         }
3496 #else
3497         #ifdef RTL8192E
3498         if(priv->ResetProgress == RESET_TYPE_NORESET)
3499         {
3500                 dm_initialize_txpower_tracking(dev);
3501
3502                 if(priv->IC_Cut >= IC_VersionCut_D)
3503                 {
3504                         tmpRegA= rtl8192_QueryBBReg(dev,rOFDM0_XATxIQImbalance,bMaskDWord);
3505                         tmpRegC= rtl8192_QueryBBReg(dev,rOFDM0_XCTxIQImbalance,bMaskDWord);
3506                         for(i = 0; i<TxBBGainTableLength; i++)
3507                         {
3508                                 if(tmpRegA == priv->txbbgain_table[i].txbbgain_value)
3509                                 {
3510                                         priv->rfa_txpowertrackingindex= (u8)i;
3511                                         priv->rfa_txpowertrackingindex_real= (u8)i;
3512                                         priv->rfa_txpowertracking_default = priv->rfa_txpowertrackingindex;
3513                                         break;
3514                                 }
3515                         }
3516
3517                 TempCCk = rtl8192_QueryBBReg(dev, rCCK0_TxFilter1, bMaskByte2);
3518
3519                 for(i=0 ; i<CCKTxBBGainTableLength ; i++)
3520                 {
3521                         if(TempCCk == priv->cck_txbbgain_table[i].ccktxbb_valuearray[0])
3522                         {
3523                                 priv->CCKPresentAttentuation_20Mdefault =(u8) i;
3524                                 break;
3525                         }
3526                 }
3527                 priv->CCKPresentAttentuation_40Mdefault = 0;
3528                 priv->CCKPresentAttentuation_difference = 0;
3529                 priv->CCKPresentAttentuation = priv->CCKPresentAttentuation_20Mdefault;
3530                         RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_initial = %d\n", priv->rfa_txpowertrackingindex);
3531                         RT_TRACE(COMP_POWER_TRACKING, "priv->rfa_txpowertrackingindex_real__initial = %d\n", priv->rfa_txpowertrackingindex_real);
3532                         RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_difference_initial = %d\n", priv->CCKPresentAttentuation_difference);
3533                         RT_TRACE(COMP_POWER_TRACKING, "priv->CCKPresentAttentuation_initial = %d\n", priv->CCKPresentAttentuation);
3534                         priv->btxpower_tracking = FALSE;//TEMPLY DISABLE
3535                 }
3536         }
3537         #endif
3538 #endif
3539         rtl8192_irq_enable(dev);
3540         priv->being_init_adapter = false;
3541         return rtStatus;
3542
3543 }
3544
3545 void rtl8192_prepare_beacon(struct r8192_priv *priv)
3546 {
3547         struct sk_buff *skb;
3548         //unsigned long flags;
3549         cb_desc *tcb_desc;
3550
3551         skb = ieee80211_get_beacon(priv->ieee80211);
3552         tcb_desc = (cb_desc *)(skb->cb + 8);
3553         //printk("===========> %s\n", __FUNCTION__);
3554         //spin_lock_irqsave(&priv->tx_lock,flags);
3555         /* prepare misc info for the beacon xmit */
3556         tcb_desc->queue_index = BEACON_QUEUE;
3557         /* IBSS does not support HT yet, use 1M defautly */
3558         tcb_desc->data_rate = 2;
3559         tcb_desc->RATRIndex = 7;
3560         tcb_desc->bTxDisableRateFallBack = 1;
3561         tcb_desc->bTxUseDriverAssingedRate = 1;
3562
3563         skb_push(skb, priv->ieee80211->tx_headroom);
3564         if(skb){
3565                 rtl8192_tx(priv->ieee80211->dev,skb);
3566         }
3567         //spin_unlock_irqrestore (&priv->tx_lock, flags);
3568 }
3569
3570
3571 /* this configures registers for beacon tx and enables it via
3572  * rtl8192_beacon_tx_enable(). rtl8192_beacon_tx_disable() might
3573  * be used to stop beacon transmission
3574  */
3575 void rtl8192_start_beacon(struct net_device *dev)
3576 {
3577         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
3578         struct ieee80211_network *net = &priv->ieee80211->current_network;
3579         u16 BcnTimeCfg = 0;
3580         u16 BcnCW = 6;
3581         u16 BcnIFS = 0xf;
3582
3583         DMESG("Enabling beacon TX");
3584         //rtl8192_prepare_beacon(dev);
3585         rtl8192_irq_disable(dev);
3586         //rtl8192_beacon_tx_enable(dev);
3587
3588         /* ATIM window */
3589         write_nic_word(dev, ATIMWND, 2);
3590
3591         /* Beacon interval (in unit of TU) */
3592         write_nic_word(dev, BCN_INTERVAL, net->beacon_interval);
3593
3594         /*
3595          * DrvErlyInt (in unit of TU).
3596          * (Time to send interrupt to notify driver to c
3597          * hange beacon content)
3598          * */
3599         write_nic_word(dev, BCN_DRV_EARLY_INT, 10);
3600
3601         /*
3602          * BcnDMATIM(in unit of us).
3603          * Indicates the time before TBTT to perform beacon queue DMA
3604          * */
3605         write_nic_word(dev, BCN_DMATIME, 256);
3606
3607         /*
3608          * Force beacon frame transmission even after receiving
3609          * beacon frame from other ad hoc STA
3610          * */
3611         write_nic_byte(dev, BCN_ERR_THRESH, 100);
3612
3613         /* Set CW and IFS */
3614         BcnTimeCfg |= BcnCW<<BCN_TCFG_CW_SHIFT;
3615         BcnTimeCfg |= BcnIFS<<BCN_TCFG_IFS;
3616         write_nic_word(dev, BCN_TCFG, BcnTimeCfg);
3617
3618
3619         /* enable the interrupt for ad-hoc process */
3620         rtl8192_irq_enable(dev);
3621 }
3622 /***************************************************************************
3623     -------------------------------NET STUFF---------------------------
3624 ***************************************************************************/
3625
3626
3627
3628 static bool HalTxCheckStuck8190Pci(struct net_device *dev)
3629 {
3630         u16                             RegTxCounter = read_nic_word(dev, 0x128);
3631         struct r8192_priv *priv = ieee80211_priv(dev);
3632         bool                            bStuck = FALSE;
3633         RT_TRACE(COMP_RESET,"%s():RegTxCounter is %d,TxCounter is %d\n",__FUNCTION__,RegTxCounter,priv->TxCounter);
3634         if(priv->TxCounter==RegTxCounter)
3635                 bStuck = TRUE;
3636
3637         priv->TxCounter = RegTxCounter;
3638
3639         return bStuck;
3640 }
3641
3642 /*
3643 *       <Assumption: RT_TX_SPINLOCK is acquired.>
3644 *       First added: 2006.11.19 by emily
3645 */
3646 static RESET_TYPE
3647 TxCheckStuck(struct net_device *dev)
3648 {
3649         struct r8192_priv *priv = ieee80211_priv(dev);
3650         u8                      QueueID;
3651         ptx_ring                head=NULL,tail=NULL,txring = NULL;
3652         u8                      ResetThreshold = NIC_SEND_HANG_THRESHOLD_POWERSAVE;
3653         bool                    bCheckFwTxCnt = false;
3654         //unsigned long flags;
3655
3656         //
3657         // Decide Stuch threshold according to current power save mode
3658         //
3659         //printk("++++++++++++>%s()\n",__FUNCTION__);
3660         switch (priv->ieee80211->dot11PowerSaveMode)
3661         {
3662                 // The threshold value  may required to be adjusted .
3663                 case eActive:           // Active/Continuous access.
3664                         ResetThreshold = NIC_SEND_HANG_THRESHOLD_NORMAL;
3665                         break;
3666                 case eMaxPs:            // Max power save mode.
3667                         ResetThreshold = NIC_SEND_HANG_THRESHOLD_POWERSAVE;
3668                         break;
3669                 case eFastPs:   // Fast power save mode.
3670                         ResetThreshold = NIC_SEND_HANG_THRESHOLD_POWERSAVE;
3671                         break;
3672         }
3673
3674         //
3675         // Check whether specific tcb has been queued for a specific time
3676         //
3677         for(QueueID = 0; QueueID < MAX_TX_QUEUE; QueueID++)
3678         {
3679
3680
3681                 if(QueueID == TXCMD_QUEUE)
3682                         continue;
3683
3684                 switch(QueueID) {
3685                 case MGNT_QUEUE:
3686                         tail=priv->txmapringtail;
3687                         head=priv->txmapringhead;
3688                         break;
3689
3690                 case BK_QUEUE:
3691                         tail=priv->txbkpringtail;
3692                         head=priv->txbkpringhead;
3693                         break;
3694
3695                 case BE_QUEUE:
3696                         tail=priv->txbepringtail;
3697                         head=priv->txbepringhead;
3698                         break;
3699
3700                 case VI_QUEUE:
3701                         tail=priv->txvipringtail;
3702                         head=priv->txvipringhead;
3703                         break;
3704
3705                 case VO_QUEUE:
3706                         tail=priv->txvopringtail;
3707                         head=priv->txvopringhead;
3708                         break;
3709
3710                 default:
3711                         tail=head=NULL;
3712                         break;
3713                 }
3714
3715                 if(tail == head)
3716                         continue;
3717                 else
3718                 {
3719                         txring = head;
3720                         if(txring == NULL)
3721                         {
3722                                 RT_TRACE(COMP_ERR,"%s():txring is NULL , BUG!\n",__FUNCTION__);
3723                                 continue;
3724                         }
3725                         txring->nStuckCount++;
3726                         bCheckFwTxCnt = TRUE;
3727                 }
3728         }
3729 #if 1
3730         if(bCheckFwTxCnt)
3731         {
3732                 if(HalTxCheckStuck8190Pci(dev))
3733                 {
3734                         RT_TRACE(COMP_RESET, "TxCheckStuck(): Fw indicates no Tx condition! \n");
3735                         return RESET_TYPE_SILENT;
3736                 }
3737         }
3738 #endif
3739         return RESET_TYPE_NORESET;
3740 }
3741
3742
3743 static bool HalRxCheckStuck8190Pci(struct net_device *dev)
3744 {
3745         struct r8192_priv *priv = ieee80211_priv(dev);
3746         u16                             RegRxCounter = read_nic_word(dev, 0x130);
3747         bool                            bStuck = FALSE;
3748         static u8                       rx_chk_cnt = 0;
3749         RT_TRACE(COMP_RESET,"%s(): RegRxCounter is %d,RxCounter is %d\n",__FUNCTION__,RegRxCounter,priv->RxCounter);
3750         // If rssi is small, we should check rx for long time because of bad rx.
3751         // or maybe it will continuous silent reset every 2 seconds.
3752         rx_chk_cnt++;
3753         if(priv->undecorated_smoothed_pwdb >= (RateAdaptiveTH_High+5))
3754         {
3755                 rx_chk_cnt = 0; //high rssi, check rx stuck right now.
3756         }
3757         else if(priv->undecorated_smoothed_pwdb < (RateAdaptiveTH_High+5) &&
3758                 ((priv->CurrentChannelBW!=HT_CHANNEL_WIDTH_20&&priv->undecorated_smoothed_pwdb>=RateAdaptiveTH_Low_40M) ||
3759                 (priv->CurrentChannelBW==HT_CHANNEL_WIDTH_20&&priv->undecorated_smoothed_pwdb>=RateAdaptiveTH_Low_20M)) )
3760
3761         {
3762                 if(rx_chk_cnt < 2)
3763                 {
3764                         return bStuck;
3765                 }
3766                 else
3767                 {
3768                         rx_chk_cnt = 0;
3769                 }
3770         }
3771         else if(((priv->CurrentChannelBW!=HT_CHANNEL_WIDTH_20&&priv->undecorated_smoothed_pwdb<RateAdaptiveTH_Low_40M) ||
3772                 (priv->CurrentChannelBW==HT_CHANNEL_WIDTH_20&&priv->undecorated_smoothed_pwdb<RateAdaptiveTH_Low_20M)) &&
3773                 priv->undecorated_smoothed_pwdb >= VeryLowRSSI)
3774         {
3775                 if(rx_chk_cnt < 4)
3776                 {
3777                         //DbgPrint("RSSI < %d && RSSI >= %d, no check this time \n", RateAdaptiveTH_Low, VeryLowRSSI);
3778                         return bStuck;
3779                 }
3780                 else
3781                 {
3782                         rx_chk_cnt = 0;
3783                         //DbgPrint("RSSI < %d && RSSI >= %d, check this time \n", RateAdaptiveTH_Low, VeryLowRSSI);
3784                 }
3785         }
3786         else
3787         {
3788                 if(rx_chk_cnt < 8)
3789                 {
3790                         //DbgPrint("RSSI <= %d, no check this time \n", VeryLowRSSI);
3791                         return bStuck;
3792                 }
3793                 else
3794                 {
3795                         rx_chk_cnt = 0;
3796                         //DbgPrint("RSSI <= %d, check this time \n", VeryLowRSSI);
3797                 }
3798         }
3799         if(priv->RxCounter==RegRxCounter)
3800                 bStuck = TRUE;
3801
3802         priv->RxCounter = RegRxCounter;
3803
3804         return bStuck;
3805 }
3806
3807 static RESET_TYPE RxCheckStuck(struct net_device *dev)
3808 {
3809
3810         if(HalRxCheckStuck8190Pci(dev))
3811         {
3812                 RT_TRACE(COMP_RESET, "RxStuck Condition\n");
3813                 return RESET_TYPE_SILENT;
3814         }
3815
3816         return RESET_TYPE_NORESET;
3817 }
3818
3819 static RESET_TYPE
3820 rtl819x_ifcheck_resetornot(struct net_device *dev)
3821 {
3822         struct r8192_priv *priv = ieee80211_priv(dev);
3823         RESET_TYPE      TxResetType = RESET_TYPE_NORESET;
3824         RESET_TYPE      RxResetType = RESET_TYPE_NORESET;
3825         RT_RF_POWER_STATE       rfState;
3826
3827         rfState = priv->ieee80211->eRFPowerState;
3828
3829         TxResetType = TxCheckStuck(dev);
3830 #if 1
3831         if( rfState != eRfOff &&
3832                 /*ADAPTER_TEST_STATUS_FLAG(Adapter, ADAPTER_STATUS_FW_DOWNLOAD_FAILURE)) &&*/
3833                 (priv->ieee80211->iw_mode != IW_MODE_ADHOC))
3834         {
3835                 // If driver is in the status of firmware download failure , driver skips RF initialization and RF is
3836                 // in turned off state. Driver should check whether Rx stuck and do silent reset. And
3837                 // if driver is in firmware download failure status, driver should initialize RF in the following
3838                 // silent reset procedure Emily, 2008.01.21
3839
3840                 // Driver should not check RX stuck in IBSS mode because it is required to
3841                 // set Check BSSID in order to send beacon, however, if check BSSID is
3842                 // set, STA cannot hear any packet a all. Emily, 2008.04.12
3843                 RxResetType = RxCheckStuck(dev);
3844         }
3845 #endif
3846
3847         RT_TRACE(COMP_RESET,"%s(): TxResetType is %d, RxResetType is %d\n",__FUNCTION__,TxResetType,RxResetType);
3848         if(TxResetType==RESET_TYPE_NORMAL || RxResetType==RESET_TYPE_NORMAL)
3849                 return RESET_TYPE_NORMAL;
3850         else if(TxResetType==RESET_TYPE_SILENT || RxResetType==RESET_TYPE_SILENT)
3851                 return RESET_TYPE_SILENT;
3852         else
3853                 return RESET_TYPE_NORESET;
3854
3855 }
3856
3857
3858 static void CamRestoreAllEntry(struct net_device *dev)
3859 {
3860         u8 EntryId = 0;
3861         struct r8192_priv *priv = ieee80211_priv(dev);
3862         u8*     MacAddr = priv->ieee80211->current_network.bssid;
3863
3864         static u8       CAM_CONST_ADDR[4][6] = {
3865                 {0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
3866                 {0x00, 0x00, 0x00, 0x00, 0x00, 0x01},
3867                 {0x00, 0x00, 0x00, 0x00, 0x00, 0x02},
3868                 {0x00, 0x00, 0x00, 0x00, 0x00, 0x03}};
3869         static u8       CAM_CONST_BROAD[] =
3870                 {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
3871
3872         RT_TRACE(COMP_SEC, "CamRestoreAllEntry: \n");
3873
3874
3875         if ((priv->ieee80211->pairwise_key_type == KEY_TYPE_WEP40)||
3876             (priv->ieee80211->pairwise_key_type == KEY_TYPE_WEP104))
3877         {
3878
3879                 for(EntryId=0; EntryId<4; EntryId++)
3880                 {
3881                         {
3882                                 MacAddr = CAM_CONST_ADDR[EntryId];
3883                                 setKey(dev,
3884                                                 EntryId ,
3885                                                 EntryId,
3886                                                 priv->ieee80211->pairwise_key_type,
3887                                                 MacAddr,
3888                                                 0,
3889                                                 NULL);
3890                         }
3891                 }
3892
3893         }
3894         else if(priv->ieee80211->pairwise_key_type == KEY_TYPE_TKIP)
3895         {
3896
3897                 {
3898                         if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
3899                                 setKey(dev,
3900                                                 4,
3901                                                 0,
3902                                                 priv->ieee80211->pairwise_key_type,
3903                                                 (u8*)dev->dev_addr,
3904                                                 0,
3905                                                 NULL);
3906                         else
3907                                 setKey(dev,
3908                                                 4,
3909                                                 0,
3910                                                 priv->ieee80211->pairwise_key_type,
3911                                                 MacAddr,
3912                                                 0,
3913                                                 NULL);
3914                 }
3915         }
3916         else if(priv->ieee80211->pairwise_key_type == KEY_TYPE_CCMP)
3917         {
3918
3919                 {
3920                         if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
3921                                 setKey(dev,
3922                                                 4,
3923                                                 0,
3924                                                 priv->ieee80211->pairwise_key_type,
3925                                                 (u8*)dev->dev_addr,
3926                                                 0,
3927                                                 NULL);
3928                         else
3929                                 setKey(dev,
3930                                                 4,
3931                                                 0,
3932                                                 priv->ieee80211->pairwise_key_type,
3933                                                 MacAddr,
3934                                                 0,
3935                                                 NULL);
3936                 }
3937         }
3938
3939
3940
3941         if(priv->ieee80211->group_key_type == KEY_TYPE_TKIP)
3942         {
3943                 MacAddr = CAM_CONST_BROAD;
3944                 for(EntryId=1 ; EntryId<4 ; EntryId++)
3945                 {
3946                         {
3947                                 setKey(dev,
3948                                                 EntryId,
3949                                                 EntryId,
3950                                                 priv->ieee80211->group_key_type,
3951                                                 MacAddr,
3952                                                 0,
3953                                                 NULL);
3954                         }
3955                 }
3956                 if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
3957                                 setKey(dev,
3958                                                 0,
3959                                                 0,
3960                                                 priv->ieee80211->group_key_type,
3961                                                 CAM_CONST_ADDR[0],
3962                                                 0,
3963                                                 NULL);
3964         }
3965         else if(priv->ieee80211->group_key_type == KEY_TYPE_CCMP)
3966         {
3967                 MacAddr = CAM_CONST_BROAD;
3968                 for(EntryId=1; EntryId<4 ; EntryId++)
3969                 {
3970                         {
3971                                 setKey(dev,
3972                                                 EntryId ,
3973                                                 EntryId,
3974                                                 priv->ieee80211->group_key_type,
3975                                                 MacAddr,
3976                                                 0,
3977                                                 NULL);
3978                         }
3979                 }
3980
3981                 if(priv->ieee80211->iw_mode == IW_MODE_ADHOC)
3982                                 setKey(dev,
3983                                                 0 ,
3984                                                 0,
3985                                                 priv->ieee80211->group_key_type,
3986                                                 CAM_CONST_ADDR[0],
3987                                                 0,
3988                                                 NULL);
3989         }
3990 }
3991
3992 void rtl8192_cancel_deferred_work(struct r8192_priv* priv);
3993 int _rtl8192_up(struct net_device *dev);
3994
3995 /*
3996  * This function is used to fix Tx/Rx stop bug temporarily.
3997  * This function will do "system reset" to NIC when Tx or Rx is stuck.
3998  * The method checking Tx/Rx stuck of this function is supported by FW,
3999  * which reports Tx and Rx counter to register 0x128 and 0x130.
4000  * */
4001 static void rtl819x_ifsilentreset(struct net_device *dev)
4002 {
4003         struct r8192_priv *priv = ieee80211_priv(dev);
4004         u8      reset_times = 0;
4005         int reset_status = 0;
4006         struct ieee80211_device *ieee = priv->ieee80211;
4007
4008
4009         // 2007.07.20. If we need to check CCK stop, please uncomment this line.
4010         //bStuck = Adapter->HalFunc.CheckHWStopHandler(Adapter);
4011
4012         if(priv->ResetProgress==RESET_TYPE_NORESET)
4013         {
4014 RESET_START:
4015
4016                 RT_TRACE(COMP_RESET,"=========>Reset progress!! \n");
4017
4018                 // Set the variable for reset.
4019                 priv->ResetProgress = RESET_TYPE_SILENT;
4020 //              rtl8192_close(dev);
4021 #if 1
4022                 down(&priv->wx_sem);
4023                 if(priv->up == 0)
4024                 {
4025                         RT_TRACE(COMP_ERR,"%s():the driver is not up! return\n",__FUNCTION__);
4026                         up(&priv->wx_sem);
4027                         return ;
4028                 }
4029                 priv->up = 0;
4030                 RT_TRACE(COMP_RESET,"%s():======>start to down the driver\n",__FUNCTION__);
4031                 if(!netif_queue_stopped(dev))
4032                         netif_stop_queue(dev);
4033
4034                 dm_backup_dynamic_mechanism_state(dev);
4035
4036                 rtl8192_irq_disable(dev);
4037                 rtl8192_cancel_deferred_work(priv);
4038                 deinit_hal_dm(dev);
4039                 del_timer_sync(&priv->watch_dog_timer);
4040                 ieee->sync_scan_hurryup = 1;
4041                 if(ieee->state == IEEE80211_LINKED)
4042                 {
4043                         down(&ieee->wx_sem);
4044                         printk("ieee->state is IEEE80211_LINKED\n");
4045                         ieee80211_stop_send_beacons(priv->ieee80211);
4046                         del_timer_sync(&ieee->associate_timer);
4047                         cancel_delayed_work(&ieee->associate_retry_wq);
4048                         ieee80211_stop_scan(ieee);
4049                         netif_carrier_off(dev);
4050                         up(&ieee->wx_sem);
4051                 }
4052                 else{
4053                         printk("ieee->state is NOT LINKED\n");
4054                         ieee80211_softmac_stop_protocol(priv->ieee80211);
4055                 }
4056                 rtl8192_rtx_disable(dev);
4057                 up(&priv->wx_sem);
4058                 RT_TRACE(COMP_RESET,"%s():<==========down process is finished\n",__FUNCTION__);
4059                 RT_TRACE(COMP_RESET,"%s():===========>start to up the driver\n",__FUNCTION__);
4060                 reset_status = _rtl8192_up(dev);
4061
4062                 RT_TRACE(COMP_RESET,"%s():<===========up process is finished\n",__FUNCTION__);
4063                 if(reset_status == -1)
4064                 {
4065                         if(reset_times < 3)
4066                         {
4067                                 reset_times++;
4068                                 goto RESET_START;
4069                         }
4070                         else
4071                         {
4072                                 RT_TRACE(COMP_ERR," ERR!!! %s():  Reset Failed!!\n",__FUNCTION__);
4073                         }
4074                 }
4075 #endif
4076                 ieee->is_silent_reset = 1;
4077 #if 1
4078                 EnableHWSecurityConfig8192(dev);
4079 #if 1
4080                 if(ieee->state == IEEE80211_LINKED && ieee->iw_mode == IW_MODE_INFRA)
4081                 {
4082                         ieee->set_chan(ieee->dev, ieee->current_network.channel);
4083
4084 #if 1
4085                         queue_work(ieee->wq, &ieee->associate_complete_wq);
4086 #endif
4087
4088                 }
4089                 else if(ieee->state == IEEE80211_LINKED && ieee->iw_mode == IW_MODE_ADHOC)
4090                 {
4091                         ieee->set_chan(ieee->dev, ieee->current_network.channel);
4092                         ieee->link_change(ieee->dev);
4093
4094                 //      notify_wx_assoc_event(ieee);
4095
4096                         ieee80211_start_send_beacons(ieee);
4097
4098                         if (ieee->data_hard_resume)
4099                                 ieee->data_hard_resume(ieee->dev);
4100                         netif_carrier_on(ieee->dev);
4101                 }
4102 #endif
4103
4104                 CamRestoreAllEntry(dev);
4105
4106                 // Restore the previous setting for all dynamic mechanism
4107                 dm_restore_dynamic_mechanism_state(dev);
4108
4109                 priv->ResetProgress = RESET_TYPE_NORESET;
4110                 priv->reset_count++;
4111
4112                 priv->bForcedSilentReset =false;
4113                 priv->bResetInProgress = false;
4114
4115                 // For test --> force write UFWP.
4116                 write_nic_byte(dev, UFWP, 1);
4117                 RT_TRACE(COMP_RESET, "Reset finished!! ====>[%d]\n", priv->reset_count);
4118 #endif
4119         }
4120 }
4121
4122 #ifdef ENABLE_IPS
4123 void InactivePsWorkItemCallback(struct net_device *dev)
4124 {
4125         struct r8192_priv *priv = ieee80211_priv(dev);
4126         PRT_POWER_SAVE_CONTROL  pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
4127         //u8                                                    index = 0;
4128
4129         RT_TRACE(COMP_POWER, "InactivePsWorkItemCallback() ---------> \n");
4130         //
4131         // This flag "bSwRfProcessing", indicates the status of IPS procedure, should be set if the IPS workitem
4132         // is really scheduled.
4133         // The old code, sets this flag before scheduling the IPS workitem and however, at the same time the
4134         // previous IPS workitem did not end yet, fails to schedule the current workitem. Thus, bSwRfProcessing
4135         // blocks the IPS procedure of switching RF.
4136         // By Bruce, 2007-12-25.
4137         //
4138         pPSC->bSwRfProcessing = TRUE;
4139
4140         RT_TRACE(COMP_RF, "InactivePsWorkItemCallback(): Set RF to %s.\n", \
4141                         pPSC->eInactivePowerState == eRfOff?"OFF":"ON");
4142
4143
4144         MgntActSet_RF_State(dev, pPSC->eInactivePowerState, RF_CHANGE_BY_IPS);
4145
4146         //
4147         // To solve CAM values miss in RF OFF, rewrite CAM values after RF ON. By Bruce, 2007-09-20.
4148         //
4149         pPSC->bSwRfProcessing = FALSE;
4150         RT_TRACE(COMP_POWER, "InactivePsWorkItemCallback() <--------- \n");
4151 }
4152
4153 //
4154 //      Description:
4155 //              Enter the inactive power save mode. RF will be off
4156 //      2007.08.17, by shien chang.
4157 //
4158 void
4159 IPSEnter(struct net_device *dev)
4160 {
4161         struct r8192_priv *priv = ieee80211_priv(dev);
4162         PRT_POWER_SAVE_CONTROL          pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
4163         RT_RF_POWER_STATE                       rtState;
4164
4165         if (pPSC->bInactivePs)
4166         {
4167                 rtState = priv->ieee80211->eRFPowerState;
4168                 //
4169                 // Added by Bruce, 2007-12-25.
4170                 // Do not enter IPS in the following conditions:
4171                 // (1) RF is already OFF or Sleep
4172                 // (2) bSwRfProcessing (indicates the IPS is still under going)
4173                 // (3) Connectted (only disconnected can trigger IPS)
4174                 // (4) IBSS (send Beacon)
4175                 // (5) AP mode (send Beacon)
4176                 //
4177                 if (rtState == eRfOn && !pPSC->bSwRfProcessing
4178                         && (priv->ieee80211->state != IEEE80211_LINKED) )
4179                 {
4180                         RT_TRACE(COMP_RF,"IPSEnter(): Turn off RF.\n");
4181                         pPSC->eInactivePowerState = eRfOff;
4182 //                      queue_work(priv->priv_wq,&(pPSC->InactivePsWorkItem));
4183                         InactivePsWorkItemCallback(dev);
4184                 }
4185         }
4186 }
4187
4188 //
4189 //      Description:
4190 //              Leave the inactive power save mode, RF will be on.
4191 //      2007.08.17, by shien chang.
4192 //
4193 void
4194 IPSLeave(struct net_device *dev)
4195 {
4196         struct r8192_priv *priv = ieee80211_priv(dev);
4197         PRT_POWER_SAVE_CONTROL  pPSC = (PRT_POWER_SAVE_CONTROL)(&(priv->ieee80211->PowerSaveControl));
4198         RT_RF_POWER_STATE       rtState;
4199
4200         if (pPSC->bInactivePs)
4201         {
4202                 rtState = priv->ieee80211->eRFPowerState;
4203                 if (rtState != eRfOn  && !pPSC->bSwRfProcessing && priv->ieee80211->RfOffReason <= RF_CHANGE_BY_IPS)
4204                 {
4205                         RT_TRACE(COMP_POWER, "IPSLeave(): Turn on RF.\n");
4206                         pPSC->eInactivePowerState = eRfOn;
4207 //                      queue_work(priv->priv_wq,&(pPSC->InactivePsWorkItem));
4208                         InactivePsWorkItemCallback(dev);
4209                 }
4210         }
4211 }
4212 #endif
4213
4214 static void rtl819x_update_rxcounts(
4215         struct r8192_priv *priv,
4216         u32* TotalRxBcnNum,
4217         u32* TotalRxDataNum
4218 )
4219 {
4220         u16                     SlotIndex;
4221         u8                      i;
4222
4223         *TotalRxBcnNum = 0;
4224         *TotalRxDataNum = 0;
4225
4226         SlotIndex = (priv->ieee80211->LinkDetectInfo.SlotIndex++)%(priv->ieee80211->LinkDetectInfo.SlotNum);
4227         priv->ieee80211->LinkDetectInfo.RxBcnNum[SlotIndex] = priv->ieee80211->LinkDetectInfo.NumRecvBcnInPeriod;
4228         priv->ieee80211->LinkDetectInfo.RxDataNum[SlotIndex] = priv->ieee80211->LinkDetectInfo.NumRecvDataInPeriod;
4229         for( i=0; i<priv->ieee80211->LinkDetectInfo.SlotNum; i++ ){
4230                 *TotalRxBcnNum += priv->ieee80211->LinkDetectInfo.RxBcnNum[i];
4231                 *TotalRxDataNum += priv->ieee80211->LinkDetectInfo.RxDataNum[i];
4232         }
4233 }
4234
4235
4236 void rtl819x_watchdog_wqcallback(struct work_struct *work)
4237 {
4238         struct delayed_work *dwork = container_of(work,struct delayed_work,work);
4239        struct r8192_priv *priv = container_of(dwork,struct r8192_priv,watch_dog_wq);
4240        struct net_device *dev = priv->ieee80211->dev;
4241         struct ieee80211_device* ieee = priv->ieee80211;
4242         RESET_TYPE      ResetType = RESET_TYPE_NORESET;
4243         static u8       check_reset_cnt=0;
4244         unsigned long flags;
4245         bool bBusyTraffic = false;
4246         static u8 last_time = 0;
4247         if(!priv->up)
4248                 return;
4249         hal_dm_watchdog(dev);
4250 #ifdef ENABLE_IPS
4251 //      printk("watch_dog ENABLE_IPS\n");
4252         if(ieee->actscanning == false){
4253                 if((ieee->iw_mode != IW_MODE_ADHOC) && (ieee->state == IEEE80211_NOLINK) && (ieee->beinretry == false) && (ieee->eRFPowerState == eRfOn) && !ieee->is_set_key){
4254                         if(ieee->PowerSaveControl.ReturnPoint == IPS_CALLBACK_NONE){
4255                                 printk("====================>haha:IPSEnter()\n");
4256                                 IPSEnter(dev);
4257                                 //ieee80211_stop_scan(priv->ieee80211);
4258                         }
4259                 }
4260         }
4261 #endif
4262         {//to get busy traffic condition
4263                 if(ieee->state == IEEE80211_LINKED)
4264                 {
4265                         if(     ieee->LinkDetectInfo.NumRxOkInPeriod> 666 ||
4266                                 ieee->LinkDetectInfo.NumTxOkInPeriod> 666 ) {
4267                                 bBusyTraffic = true;
4268                         }
4269
4270                 }
4271                 ieee->LinkDetectInfo.NumRxOkInPeriod = 0;
4272                 ieee->LinkDetectInfo.NumTxOkInPeriod = 0;
4273                 ieee->LinkDetectInfo.bBusyTraffic = bBusyTraffic;
4274         }
4275
4276
4277         //added by amy for AP roaming
4278         if (1)
4279         {
4280                 if(ieee->state == IEEE80211_LINKED && ieee->iw_mode == IW_MODE_INFRA)
4281                 {
4282                         u32     TotalRxBcnNum = 0;
4283                         u32     TotalRxDataNum = 0;
4284
4285                         rtl819x_update_rxcounts(priv, &TotalRxBcnNum, &TotalRxDataNum);
4286                         if((TotalRxBcnNum+TotalRxDataNum) == 0)
4287                         {
4288                                 if( ieee->eRFPowerState == eRfOff)
4289                                         RT_TRACE(COMP_ERR,"========>%s()\n",__FUNCTION__);
4290                                 printk("===>%s(): AP is power off,connect another one\n",__FUNCTION__);
4291                 //              Dot11d_Reset(dev);
4292                                 ieee->state = IEEE80211_ASSOCIATING;
4293                                 notify_wx_assoc_event(priv->ieee80211);
4294                                 RemovePeerTS(priv->ieee80211,priv->ieee80211->current_network.bssid);
4295                                 ieee->is_roaming = true;
4296                                 ieee->is_set_key = false;
4297                              ieee->link_change(dev);
4298                                 queue_work(ieee->wq, &ieee->associate_procedure_wq);
4299                         }
4300                 }
4301               ieee->LinkDetectInfo.NumRecvBcnInPeriod=0;
4302               ieee->LinkDetectInfo.NumRecvDataInPeriod=0;
4303
4304         }
4305         //check if reset the driver
4306         spin_lock_irqsave(&priv->tx_lock,flags);
4307         if(check_reset_cnt++ >= 3 && !ieee->is_roaming && (last_time != 1))
4308         {
4309                 ResetType = rtl819x_ifcheck_resetornot(dev);
4310                 check_reset_cnt = 3;
4311                 //DbgPrint("Start to check silent reset\n");
4312         }
4313         spin_unlock_irqrestore(&priv->tx_lock,flags);
4314         if(!priv->bDisableNormalResetCheck && ResetType == RESET_TYPE_NORMAL)
4315         {
4316                 priv->ResetProgress = RESET_TYPE_NORMAL;
4317                 RT_TRACE(COMP_RESET,"%s(): NOMAL RESET\n",__FUNCTION__);
4318                 return;
4319         }
4320         /* disable silent reset temply 2008.9.11*/
4321 #if 1
4322         if( ((priv->force_reset) || (!priv->bDisableNormalResetCheck && ResetType==RESET_TYPE_SILENT))) // This is control by OID set in Pomelo
4323         {
4324                 last_time = 1;
4325                 rtl819x_ifsilentreset(dev);
4326         }
4327         else
4328                 last_time = 0;
4329 #endif
4330         priv->force_reset = false;
4331         priv->bForcedSilentReset = false;
4332         priv->bResetInProgress = false;
4333         RT_TRACE(COMP_TRACE, " <==RtUsbCheckForHangWorkItemCallback()\n");
4334
4335 }
4336
4337 void watch_dog_timer_callback(unsigned long data)
4338 {
4339         struct r8192_priv *priv = ieee80211_priv((struct net_device *) data);
4340         queue_delayed_work(priv->priv_wq,&priv->watch_dog_wq,0);
4341         mod_timer(&priv->watch_dog_timer, jiffies + MSECS(IEEE80211_WATCH_DOG_TIME));
4342
4343 }
4344 int _rtl8192_up(struct net_device *dev)
4345 {
4346         struct r8192_priv *priv = ieee80211_priv(dev);
4347         //int i;
4348         RT_STATUS init_status = RT_STATUS_SUCCESS;
4349         priv->up=1;
4350         priv->ieee80211->ieee_up=1;
4351         RT_TRACE(COMP_INIT, "Bringing up iface");
4352
4353         init_status = rtl8192_adapter_start(dev);
4354         if(init_status != RT_STATUS_SUCCESS)
4355         {
4356                 RT_TRACE(COMP_ERR,"ERR!!! %s(): initialization is failed!\n",__FUNCTION__);
4357                 return -1;
4358         }
4359         RT_TRACE(COMP_INIT, "start adapter finished\n");
4360 #ifdef RTL8192E
4361         if(priv->ieee80211->eRFPowerState!=eRfOn)
4362                 MgntActSet_RF_State(dev, eRfOn, priv->ieee80211->RfOffReason);
4363 #endif
4364         if(priv->ieee80211->state != IEEE80211_LINKED)
4365         ieee80211_softmac_start_protocol(priv->ieee80211);
4366         ieee80211_reset_queue(priv->ieee80211);
4367         watch_dog_timer_callback((unsigned long) dev);
4368         if(!netif_queue_stopped(dev))
4369                 netif_start_queue(dev);
4370         else
4371                 netif_wake_queue(dev);
4372
4373         return 0;
4374 }
4375
4376
4377 static int rtl8192_open(struct net_device *dev)
4378 {
4379         struct r8192_priv *priv = ieee80211_priv(dev);
4380         int ret;
4381
4382         down(&priv->wx_sem);
4383         ret = rtl8192_up(dev);
4384         up(&priv->wx_sem);
4385         return ret;
4386
4387 }
4388
4389
4390 int rtl8192_up(struct net_device *dev)
4391 {
4392         struct r8192_priv *priv = ieee80211_priv(dev);
4393
4394         if (priv->up == 1) return -1;
4395
4396         return _rtl8192_up(dev);
4397 }
4398
4399
4400 static int rtl8192_close(struct net_device *dev)
4401 {
4402         struct r8192_priv *priv = ieee80211_priv(dev);
4403         int ret;
4404
4405         down(&priv->wx_sem);
4406
4407         ret = rtl8192_down(dev);
4408
4409         up(&priv->wx_sem);
4410
4411         return ret;
4412
4413 }
4414
4415 int rtl8192_down(struct net_device *dev)
4416 {
4417         struct r8192_priv *priv = ieee80211_priv(dev);
4418 //      int i;
4419 #if 0
4420         u8      ucRegRead;
4421         u32     ulRegRead;
4422 #endif
4423         if (priv->up == 0) return -1;
4424
4425         priv->up=0;
4426         priv->ieee80211->ieee_up = 0;
4427         RT_TRACE(COMP_DOWN, "==========>%s()\n", __FUNCTION__);
4428 /* FIXME */
4429         if (!netif_queue_stopped(dev))
4430                 netif_stop_queue(dev);
4431
4432         rtl8192_irq_disable(dev);
4433 #if 0
4434         if(!priv->ieee80211->bSupportRemoteWakeUp) {
4435                 MgntActSet_RF_State(dev, eRfOff, RF_CHANGE_BY_INIT);
4436                 // 2006.11.30. System reset bit
4437                 ulRegRead = read_nic_dword(dev, CPU_GEN);
4438                 ulRegRead|=CPU_GEN_SYSTEM_RESET;
4439                 write_nic_dword(dev, CPU_GEN, ulRegRead);
4440         } else {
4441                 //2008.06.03 for WOL
4442                 write_nic_dword(dev, WFCRC0, 0xffffffff);
4443                 write_nic_dword(dev, WFCRC1, 0xffffffff);
4444                 write_nic_dword(dev, WFCRC2, 0xffffffff);
4445 #ifdef RTL8190P
4446                 //GPIO 0 = TRUE
4447                 ucRegRead = read_nic_byte(dev, GPO);
4448                 ucRegRead |= BIT0;
4449                 write_nic_byte(dev, GPO, ucRegRead);
4450 #endif
4451                 //Write PMR register
4452                 write_nic_byte(dev, PMR, 0x5);
4453                 //Disable tx, enanble rx
4454                 write_nic_byte(dev, MacBlkCtrl, 0xa);
4455         }
4456 #endif
4457 //      flush_scheduled_work();
4458         rtl8192_cancel_deferred_work(priv);
4459         deinit_hal_dm(dev);
4460         del_timer_sync(&priv->watch_dog_timer);
4461
4462         ieee80211_softmac_stop_protocol(priv->ieee80211);
4463 #ifdef ENABLE_IPS
4464         MgntActSet_RF_State(dev, eRfOff, RF_CHANGE_BY_INIT);
4465 #endif
4466         rtl8192_rtx_disable(dev);
4467         memset(&priv->ieee80211->current_network, 0 , offsetof(struct ieee80211_network, list));
4468
4469         RT_TRACE(COMP_DOWN, "<==========%s()\n", __FUNCTION__);
4470
4471                 return 0;
4472 }
4473
4474
4475 void rtl8192_commit(struct net_device *dev)
4476 {
4477         struct r8192_priv *priv = ieee80211_priv(dev);
4478
4479         if (priv->up == 0) return ;
4480
4481
4482         ieee80211_softmac_stop_protocol(priv->ieee80211);
4483
4484         rtl8192_irq_disable(dev);
4485         rtl8192_rtx_disable(dev);
4486         _rtl8192_up(dev);
4487 }
4488
4489 void rtl8192_restart(struct work_struct *work)
4490 {
4491         struct r8192_priv *priv = container_of(work, struct r8192_priv, reset_wq);
4492         struct net_device *dev = priv->ieee80211->dev;
4493
4494         down(&priv->wx_sem);
4495
4496         rtl8192_commit(dev);
4497
4498         up(&priv->wx_sem);
4499 }
4500
4501 static void r8192_set_multicast(struct net_device *dev)
4502 {
4503         struct r8192_priv *priv = ieee80211_priv(dev);
4504         short promisc;
4505
4506         //down(&priv->wx_sem);
4507
4508         /* FIXME FIXME */
4509
4510         promisc = (dev->flags & IFF_PROMISC) ? 1:0;
4511
4512         if (promisc != priv->promisc) {
4513                 ;
4514         //      rtl8192_commit(dev);
4515         }
4516
4517         priv->promisc = promisc;
4518
4519         //schedule_work(&priv->reset_wq);
4520         //up(&priv->wx_sem);
4521 }
4522
4523
4524 static int r8192_set_mac_adr(struct net_device *dev, void *mac)
4525 {
4526         struct r8192_priv *priv = ieee80211_priv(dev);
4527         struct sockaddr *addr = mac;
4528
4529         down(&priv->wx_sem);
4530
4531         memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN);
4532
4533         schedule_work(&priv->reset_wq);
4534         up(&priv->wx_sem);
4535
4536         return 0;
4537 }
4538
4539 /* based on ipw2200 driver */
4540 static int rtl8192_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
4541 {
4542         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
4543         struct iwreq *wrq = (struct iwreq *)rq;
4544         int ret=-1;
4545         struct ieee80211_device *ieee = priv->ieee80211;
4546         u32 key[4];
4547         u8 broadcast_addr[6] = {0xff,0xff,0xff,0xff,0xff,0xff};
4548         struct iw_point *p = &wrq->u.data;
4549         struct ieee_param *ipw = NULL;//(struct ieee_param *)wrq->u.data.pointer;
4550
4551         down(&priv->wx_sem);
4552
4553
4554      if (p->length < sizeof(struct ieee_param) || !p->pointer){
4555              ret = -EINVAL;
4556              goto out;
4557      }
4558
4559      ipw = (struct ieee_param *)kmalloc(p->length, GFP_KERNEL);
4560      if (ipw == NULL){
4561              ret = -ENOMEM;
4562              goto out;
4563      }
4564      if (copy_from_user(ipw, p->pointer, p->length)) {
4565             kfree(ipw);
4566             ret = -EFAULT;
4567             goto out;
4568      }
4569
4570         switch (cmd) {
4571             case RTL_IOCTL_WPA_SUPPLICANT:
4572                 //parse here for HW security
4573                         if (ipw->cmd == IEEE_CMD_SET_ENCRYPTION)
4574                         {
4575                                 if (ipw->u.crypt.set_tx)
4576                                 {
4577                                         if (strcmp(ipw->u.crypt.alg, "CCMP") == 0)
4578                                                 ieee->pairwise_key_type = KEY_TYPE_CCMP;
4579                                         else if (strcmp(ipw->u.crypt.alg, "TKIP") == 0)
4580                                                 ieee->pairwise_key_type = KEY_TYPE_TKIP;
4581                                         else if (strcmp(ipw->u.crypt.alg, "WEP") == 0)
4582                                         {
4583                                                 if (ipw->u.crypt.key_len == 13)
4584                                                         ieee->pairwise_key_type = KEY_TYPE_WEP104;
4585                                                 else if (ipw->u.crypt.key_len == 5)
4586                                                         ieee->pairwise_key_type = KEY_TYPE_WEP40;
4587                                         }
4588                                         else
4589                                                 ieee->pairwise_key_type = KEY_TYPE_NA;
4590
4591                                         if (ieee->pairwise_key_type)
4592                                         {
4593                                                 memcpy((u8*)key, ipw->u.crypt.key, 16);
4594                                                 EnableHWSecurityConfig8192(dev);
4595                                         //we fill both index entry and 4th entry for pairwise key as in IPW interface, adhoc will only get here, so we need index entry for its default key serching!
4596                                         //added by WB.
4597                                                 setKey(dev, 4, ipw->u.crypt.idx, ieee->pairwise_key_type, (u8*)ieee->ap_mac_addr, 0, key);
4598                                                 if (ieee->auth_mode != 2)  //LEAP WEP will never set this.
4599                                                 setKey(dev, ipw->u.crypt.idx, ipw->u.crypt.idx, ieee->pairwise_key_type, (u8*)ieee->ap_mac_addr, 0, key);
4600                                         }
4601                                         if ((ieee->pairwise_key_type == KEY_TYPE_CCMP) && ieee->pHTInfo->bCurrentHTSupport){
4602                                                         write_nic_byte(dev, 0x173, 1); //fix aes bug
4603                                                 }
4604
4605                                 }
4606                                 else //if (ipw->u.crypt.idx) //group key use idx > 0
4607                                 {
4608                                         memcpy((u8*)key, ipw->u.crypt.key, 16);
4609                                         if (strcmp(ipw->u.crypt.alg, "CCMP") == 0)
4610                                                 ieee->group_key_type= KEY_TYPE_CCMP;
4611                                         else if (strcmp(ipw->u.crypt.alg, "TKIP") == 0)
4612                                                 ieee->group_key_type = KEY_TYPE_TKIP;
4613                                         else if (strcmp(ipw->u.crypt.alg, "WEP") == 0)
4614                                         {
4615                                                 if (ipw->u.crypt.key_len == 13)
4616                                                         ieee->group_key_type = KEY_TYPE_WEP104;
4617                                                 else if (ipw->u.crypt.key_len == 5)
4618                                                         ieee->group_key_type = KEY_TYPE_WEP40;
4619                                         }
4620                                         else
4621                                                 ieee->group_key_type = KEY_TYPE_NA;
4622
4623                                         if (ieee->group_key_type)
4624                                         {
4625                                                         setKey( dev,
4626                                                                 ipw->u.crypt.idx,
4627                                                                 ipw->u.crypt.idx,               //KeyIndex
4628                                                                 ieee->group_key_type,   //KeyType
4629                                                                 broadcast_addr, //MacAddr
4630                                                                 0,              //DefaultKey
4631                                                                 key);           //KeyContent
4632                                         }
4633                                 }
4634                         }
4635 #ifdef JOHN_DEBUG
4636                 //john's test 0711
4637         {
4638                 int i;
4639                 printk("@@ wrq->u pointer = ");
4640                 for(i=0;i<wrq->u.data.length;i++){
4641                         if(i%10==0) printk("\n");
4642                         printk( "%8x|", ((u32*)wrq->u.data.pointer)[i] );
4643                 }
4644                 printk("\n");
4645         }
4646 #endif /*JOHN_DEBUG*/
4647                 ret = ieee80211_wpa_supplicant_ioctl(priv->ieee80211, &wrq->u.data);
4648                 break;
4649
4650             default:
4651                 ret = -EOPNOTSUPP;
4652                 break;
4653         }
4654
4655         kfree(ipw);
4656 out:
4657         up(&priv->wx_sem);
4658
4659         return ret;
4660 }
4661
4662 static u8 HwRateToMRate90(bool bIsHT, u8 rate)
4663 {
4664         u8  ret_rate = 0x02;
4665
4666         if(!bIsHT) {
4667                 switch(rate) {
4668                         case DESC90_RATE1M:   ret_rate = MGN_1M;         break;
4669                         case DESC90_RATE2M:   ret_rate = MGN_2M;         break;
4670                         case DESC90_RATE5_5M: ret_rate = MGN_5_5M;       break;
4671                         case DESC90_RATE11M:  ret_rate = MGN_11M;        break;
4672                         case DESC90_RATE6M:   ret_rate = MGN_6M;         break;
4673                         case DESC90_RATE9M:   ret_rate = MGN_9M;         break;
4674                         case DESC90_RATE12M:  ret_rate = MGN_12M;        break;
4675                         case DESC90_RATE18M:  ret_rate = MGN_18M;        break;
4676                         case DESC90_RATE24M:  ret_rate = MGN_24M;        break;
4677                         case DESC90_RATE36M:  ret_rate = MGN_36M;        break;
4678                         case DESC90_RATE48M:  ret_rate = MGN_48M;        break;
4679                         case DESC90_RATE54M:  ret_rate = MGN_54M;        break;
4680
4681                         default:
4682                                               RT_TRACE(COMP_RECV, "HwRateToMRate90(): Non supported Rate [%x], bIsHT = %d!!!\n", rate, bIsHT);
4683                                               break;
4684                 }
4685
4686         } else {
4687                 switch(rate) {
4688                         case DESC90_RATEMCS0:   ret_rate = MGN_MCS0;    break;
4689                         case DESC90_RATEMCS1:   ret_rate = MGN_MCS1;    break;
4690                         case DESC90_RATEMCS2:   ret_rate = MGN_MCS2;    break;
4691                         case DESC90_RATEMCS3:   ret_rate = MGN_MCS3;    break;
4692                         case DESC90_RATEMCS4:   ret_rate = MGN_MCS4;    break;
4693                         case DESC90_RATEMCS5:   ret_rate = MGN_MCS5;    break;
4694                         case DESC90_RATEMCS6:   ret_rate = MGN_MCS6;    break;
4695                         case DESC90_RATEMCS7:   ret_rate = MGN_MCS7;    break;
4696                         case DESC90_RATEMCS8:   ret_rate = MGN_MCS8;    break;
4697                         case DESC90_RATEMCS9:   ret_rate = MGN_MCS9;    break;
4698                         case DESC90_RATEMCS10:  ret_rate = MGN_MCS10;   break;
4699                         case DESC90_RATEMCS11:  ret_rate = MGN_MCS11;   break;
4700                         case DESC90_RATEMCS12:  ret_rate = MGN_MCS12;   break;
4701                         case DESC90_RATEMCS13:  ret_rate = MGN_MCS13;   break;
4702                         case DESC90_RATEMCS14:  ret_rate = MGN_MCS14;   break;
4703                         case DESC90_RATEMCS15:  ret_rate = MGN_MCS15;   break;
4704                         case DESC90_RATEMCS32:  ret_rate = (0x80|0x20); break;
4705
4706                         default:
4707                                                 RT_TRACE(COMP_RECV, "HwRateToMRate90(): Non supported Rate [%x], bIsHT = %d!!!\n",rate, bIsHT);
4708                                                 break;
4709                 }
4710         }
4711
4712         return ret_rate;
4713 }
4714
4715 /**
4716  * Function:     UpdateRxPktTimeStamp
4717  * Overview:     Recored down the TSF time stamp when receiving a packet
4718  *
4719  * Input:
4720  *       PADAPTER        Adapter
4721  *       PRT_RFD         pRfd,
4722  *
4723  * Output:
4724  *       PRT_RFD         pRfd
4725  *                               (pRfd->Status.TimeStampHigh is updated)
4726  *                               (pRfd->Status.TimeStampLow is updated)
4727  * Return:
4728  *               None
4729  */
4730 static void UpdateRxPktTimeStamp8190 (struct net_device *dev, struct ieee80211_rx_stats *stats)
4731 {
4732         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
4733
4734         if(stats->bIsAMPDU && !stats->bFirstMPDU) {
4735                 stats->mac_time[0] = priv->LastRxDescTSFLow;
4736                 stats->mac_time[1] = priv->LastRxDescTSFHigh;
4737         } else {
4738                 priv->LastRxDescTSFLow = stats->mac_time[0];
4739                 priv->LastRxDescTSFHigh = stats->mac_time[1];
4740         }
4741 }
4742
4743 static long rtl819x_translate_todbm(u8 signal_strength_index)// 0-100 index.
4744 {
4745         long    signal_power; // in dBm.
4746
4747         // Translate to dBm (x=0.5y-95).
4748         signal_power = (long)((signal_strength_index + 1) >> 1);
4749         signal_power -= 95;
4750
4751         return signal_power;
4752 }
4753
4754 //
4755 //      Description:
4756 //              Update Rx signal related information in the packet reeived
4757 //              to RxStats. User application can query RxStats to realize
4758 //              current Rx signal status.
4759 //
4760 //      Assumption:
4761 //              In normal operation, user only care about the information of the BSS
4762 //              and we shall invoke this function if the packet received is from the BSS.
4763 //
4764 static void
4765 rtl819x_update_rxsignalstatistics8190pci(
4766         struct r8192_priv * priv,
4767         struct ieee80211_rx_stats * pprevious_stats
4768         )
4769 {
4770         int weighting = 0;
4771
4772         //2 <ToDo> Update Rx Statistics (such as signal strength and signal quality).
4773
4774         // Initila state
4775         if(priv->stats.recv_signal_power == 0)
4776                 priv->stats.recv_signal_power = pprevious_stats->RecvSignalPower;
4777
4778         // To avoid the past result restricting the statistics sensitivity, weight the current power (5/6) to speed up the
4779         // reaction of smoothed Signal Power.
4780         if(pprevious_stats->RecvSignalPower > priv->stats.recv_signal_power)
4781                 weighting = 5;
4782         else if(pprevious_stats->RecvSignalPower < priv->stats.recv_signal_power)
4783                 weighting = (-5);
4784         //
4785         // We need more correct power of received packets and the  "SignalStrength" of RxStats have been beautified or translated,
4786         // so we record the correct power in Dbm here. By Bruce, 2008-03-07.
4787         //
4788         priv->stats.recv_signal_power = (priv->stats.recv_signal_power * 5 + pprevious_stats->RecvSignalPower + weighting) / 6;
4789 }
4790
4791 static void
4792 rtl8190_process_cck_rxpathsel(
4793         struct r8192_priv * priv,
4794         struct ieee80211_rx_stats * pprevious_stats
4795         )
4796 {
4797 #ifdef RTL8190P //Only 90P 2T4R need to check
4798         char                            last_cck_adc_pwdb[4]={0,0,0,0};
4799         u8                              i;
4800 //cosa add for Rx path selection
4801                 if(priv->rf_type == RF_2T4R && DM_RxPathSelTable.Enable)
4802                 {
4803                         if(pprevious_stats->bIsCCK &&
4804                                 (pprevious_stats->bPacketToSelf ||pprevious_stats->bPacketBeacon))
4805                         {
4806                                 /* record the cck adc_pwdb to the sliding window. */
4807                                 if(priv->stats.cck_adc_pwdb.TotalNum++ >= PHY_RSSI_SLID_WIN_MAX)
4808                                 {
4809                                         priv->stats.cck_adc_pwdb.TotalNum = PHY_RSSI_SLID_WIN_MAX;
4810                                         for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
4811                                         {
4812                                                 last_cck_adc_pwdb[i] = priv->stats.cck_adc_pwdb.elements[i][priv->stats.cck_adc_pwdb.index];
4813                                                 priv->stats.cck_adc_pwdb.TotalVal[i] -= last_cck_adc_pwdb[i];
4814                                         }
4815                                 }
4816                                 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
4817                                 {
4818                                         priv->stats.cck_adc_pwdb.TotalVal[i] += pprevious_stats->cck_adc_pwdb[i];
4819                                         priv->stats.cck_adc_pwdb.elements[i][priv->stats.cck_adc_pwdb.index] = pprevious_stats->cck_adc_pwdb[i];
4820                                 }
4821                                 priv->stats.cck_adc_pwdb.index++;
4822                                 if(priv->stats.cck_adc_pwdb.index >= PHY_RSSI_SLID_WIN_MAX)
4823                                         priv->stats.cck_adc_pwdb.index = 0;
4824
4825                                 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
4826                                 {
4827                                         DM_RxPathSelTable.cck_pwdb_sta[i] = priv->stats.cck_adc_pwdb.TotalVal[i]/priv->stats.cck_adc_pwdb.TotalNum;
4828                                 }
4829
4830                                 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
4831                                 {
4832                                         if(pprevious_stats->cck_adc_pwdb[i]  > (char)priv->undecorated_smoothed_cck_adc_pwdb[i])
4833                                         {
4834                                                 priv->undecorated_smoothed_cck_adc_pwdb[i] =
4835                                                         ( (priv->undecorated_smoothed_cck_adc_pwdb[i]*(Rx_Smooth_Factor-1)) +
4836                                                         (pprevious_stats->cck_adc_pwdb[i])) /(Rx_Smooth_Factor);
4837                                                 priv->undecorated_smoothed_cck_adc_pwdb[i] = priv->undecorated_smoothed_cck_adc_pwdb[i] + 1;
4838                                         }
4839                                         else
4840                                         {
4841                                                 priv->undecorated_smoothed_cck_adc_pwdb[i] =
4842                                                         ( (priv->undecorated_smoothed_cck_adc_pwdb[i]*(Rx_Smooth_Factor-1)) +
4843                                                         (pprevious_stats->cck_adc_pwdb[i])) /(Rx_Smooth_Factor);
4844                                         }
4845                                 }
4846                         }
4847                 }
4848 #endif
4849 }
4850
4851
4852 /* 2008/01/22 MH We can not delcare RSSI/EVM total value of sliding window to
4853         be a local static. Otherwise, it may increase when we return from S3/S4. The
4854         value will be kept in memory or disk. We must delcare the value in adapter
4855         and it will be reinitialized when return from S3/S4. */
4856 static void rtl8192_process_phyinfo(struct r8192_priv * priv, u8* buffer,struct ieee80211_rx_stats * pprevious_stats, struct ieee80211_rx_stats * pcurrent_stats)
4857 {
4858         bool bcheck = false;
4859         u8      rfpath;
4860         u32 nspatial_stream, tmp_val;
4861         //u8    i;
4862         static u32 slide_rssi_index=0, slide_rssi_statistics=0;
4863         static u32 slide_evm_index=0, slide_evm_statistics=0;
4864         static u32 last_rssi=0, last_evm=0;
4865         //cosa add for rx path selection
4866 //      static long slide_cck_adc_pwdb_index=0, slide_cck_adc_pwdb_statistics=0;
4867 //      static char last_cck_adc_pwdb[4]={0,0,0,0};
4868         //cosa add for beacon rssi smoothing
4869         static u32 slide_beacon_adc_pwdb_index=0, slide_beacon_adc_pwdb_statistics=0;
4870         static u32 last_beacon_adc_pwdb=0;
4871
4872         struct ieee80211_hdr_3addr *hdr;
4873         u16 sc ;
4874         unsigned int frag,seq;
4875         hdr = (struct ieee80211_hdr_3addr *)buffer;
4876         sc = le16_to_cpu(hdr->seq_ctl);
4877         frag = WLAN_GET_SEQ_FRAG(sc);
4878         seq = WLAN_GET_SEQ_SEQ(sc);
4879         //cosa add 04292008 to record the sequence number
4880         pcurrent_stats->Seq_Num = seq;
4881         //
4882         // Check whether we should take the previous packet into accounting
4883         //
4884         if(!pprevious_stats->bIsAMPDU)
4885         {
4886                 // if previous packet is not aggregated packet
4887                 bcheck = true;
4888         }else
4889         {
4890 //remve for that we don't use AMPDU to calculate PWDB,because the reported PWDB of some AP is fault.
4891 #if 0
4892                 // if previous packet is aggregated packet, and current packet
4893                 //      (1) is not AMPDU
4894                 //      (2) is the first packet of one AMPDU
4895                 // that means the previous packet is the last one aggregated packet
4896                 if( !pcurrent_stats->bIsAMPDU || pcurrent_stats->bFirstMPDU)
4897                         bcheck = true;
4898 #endif
4899         }
4900
4901         if(slide_rssi_statistics++ >= PHY_RSSI_SLID_WIN_MAX)
4902         {
4903                 slide_rssi_statistics = PHY_RSSI_SLID_WIN_MAX;
4904                 last_rssi = priv->stats.slide_signal_strength[slide_rssi_index];
4905                 priv->stats.slide_rssi_total -= last_rssi;
4906         }
4907         priv->stats.slide_rssi_total += pprevious_stats->SignalStrength;
4908
4909         priv->stats.slide_signal_strength[slide_rssi_index++] = pprevious_stats->SignalStrength;
4910         if(slide_rssi_index >= PHY_RSSI_SLID_WIN_MAX)
4911                 slide_rssi_index = 0;
4912
4913         // <1> Showed on UI for user, in dbm
4914         tmp_val = priv->stats.slide_rssi_total/slide_rssi_statistics;
4915         priv->stats.signal_strength = rtl819x_translate_todbm((u8)tmp_val);
4916         pcurrent_stats->rssi = priv->stats.signal_strength;
4917         //
4918         // If the previous packet does not match the criteria, neglect it
4919         //
4920         if(!pprevious_stats->bPacketMatchBSSID)
4921         {
4922                 if(!pprevious_stats->bToSelfBA)
4923                         return;
4924         }
4925
4926         if(!bcheck)
4927                 return;
4928
4929         rtl8190_process_cck_rxpathsel(priv,pprevious_stats);
4930
4931         //
4932         // Check RSSI
4933         //
4934         priv->stats.num_process_phyinfo++;
4935 #if 0
4936         /* record the general signal strength to the sliding window. */
4937         if(slide_rssi_statistics++ >= PHY_RSSI_SLID_WIN_MAX)
4938         {
4939                 slide_rssi_statistics = PHY_RSSI_SLID_WIN_MAX;
4940                 last_rssi = priv->stats.slide_signal_strength[slide_rssi_index];
4941                 priv->stats.slide_rssi_total -= last_rssi;
4942         }
4943         priv->stats.slide_rssi_total += pprevious_stats->SignalStrength;
4944
4945         priv->stats.slide_signal_strength[slide_rssi_index++] = pprevious_stats->SignalStrength;
4946         if(slide_rssi_index >= PHY_RSSI_SLID_WIN_MAX)
4947                 slide_rssi_index = 0;
4948
4949         // <1> Showed on UI for user, in dbm
4950         tmp_val = priv->stats.slide_rssi_total/slide_rssi_statistics;
4951         priv->stats.signal_strength = rtl819x_translate_todbm((u8)tmp_val);
4952
4953 #endif
4954         // <2> Showed on UI for engineering
4955         // hardware does not provide rssi information for each rf path in CCK
4956         if(!pprevious_stats->bIsCCK && pprevious_stats->bPacketToSelf)
4957         {
4958                 for (rfpath = RF90_PATH_A; rfpath < RF90_PATH_C; rfpath++)
4959                 {
4960                         if (!rtl8192_phy_CheckIsLegalRFPath(priv->ieee80211->dev, rfpath))
4961                                 continue;
4962                         RT_TRACE(COMP_DBG,"Jacken -> pPreviousstats->RxMIMOSignalStrength[rfpath]  = %d \n" ,pprevious_stats->RxMIMOSignalStrength[rfpath] );
4963                         //Fixed by Jacken 2008-03-20
4964                         if(priv->stats.rx_rssi_percentage[rfpath] == 0)
4965                         {
4966                                 priv->stats.rx_rssi_percentage[rfpath] = pprevious_stats->RxMIMOSignalStrength[rfpath];
4967                                 //DbgPrint("MIMO RSSI initialize \n");
4968                         }
4969                         if(pprevious_stats->RxMIMOSignalStrength[rfpath]  > priv->stats.rx_rssi_percentage[rfpath])
4970                         {
4971                                 priv->stats.rx_rssi_percentage[rfpath] =
4972                                         ( (priv->stats.rx_rssi_percentage[rfpath]*(Rx_Smooth_Factor-1)) +
4973                                         (pprevious_stats->RxMIMOSignalStrength[rfpath])) /(Rx_Smooth_Factor);
4974                                 priv->stats.rx_rssi_percentage[rfpath] = priv->stats.rx_rssi_percentage[rfpath]  + 1;
4975                         }
4976                         else
4977                         {
4978                                 priv->stats.rx_rssi_percentage[rfpath] =
4979                                         ( (priv->stats.rx_rssi_percentage[rfpath]*(Rx_Smooth_Factor-1)) +
4980                                         (pprevious_stats->RxMIMOSignalStrength[rfpath])) /(Rx_Smooth_Factor);
4981                         }
4982                         RT_TRACE(COMP_DBG,"Jacken -> priv->RxStats.RxRSSIPercentage[rfPath]  = %d \n" ,priv->stats.rx_rssi_percentage[rfpath] );
4983                 }
4984         }
4985
4986
4987         //
4988         // Check PWDB.
4989         //
4990         //cosa add for beacon rssi smoothing by average.
4991         if(pprevious_stats->bPacketBeacon)
4992         {
4993                 /* record the beacon pwdb to the sliding window. */
4994                 if(slide_beacon_adc_pwdb_statistics++ >= PHY_Beacon_RSSI_SLID_WIN_MAX)
4995                 {
4996                         slide_beacon_adc_pwdb_statistics = PHY_Beacon_RSSI_SLID_WIN_MAX;
4997                         last_beacon_adc_pwdb = priv->stats.Slide_Beacon_pwdb[slide_beacon_adc_pwdb_index];
4998                         priv->stats.Slide_Beacon_Total -= last_beacon_adc_pwdb;
4999                         //DbgPrint("slide_beacon_adc_pwdb_index = %d, last_beacon_adc_pwdb = %d, Adapter->RxStats.Slide_Beacon_Total = %d\n",
5000                         //      slide_beacon_adc_pwdb_index, last_beacon_adc_pwdb, Adapter->RxStats.Slide_Beacon_Total);
5001                 }
5002                 priv->stats.Slide_Beacon_Total += pprevious_stats->RxPWDBAll;
5003                 priv->stats.Slide_Beacon_pwdb[slide_beacon_adc_pwdb_index] = pprevious_stats->RxPWDBAll;
5004                 //DbgPrint("slide_beacon_adc_pwdb_index = %d, pPreviousRfd->Status.RxPWDBAll = %d\n", slide_beacon_adc_pwdb_index, pPreviousRfd->Status.RxPWDBAll);
5005                 slide_beacon_adc_pwdb_index++;
5006                 if(slide_beacon_adc_pwdb_index >= PHY_Beacon_RSSI_SLID_WIN_MAX)
5007                         slide_beacon_adc_pwdb_index = 0;
5008                 pprevious_stats->RxPWDBAll = priv->stats.Slide_Beacon_Total/slide_beacon_adc_pwdb_statistics;
5009                 if(pprevious_stats->RxPWDBAll >= 3)
5010                         pprevious_stats->RxPWDBAll -= 3;
5011         }
5012
5013         RT_TRACE(COMP_RXDESC, "Smooth %s PWDB = %d\n",
5014                                 pprevious_stats->bIsCCK? "CCK": "OFDM",
5015                                 pprevious_stats->RxPWDBAll);
5016
5017         if(pprevious_stats->bPacketToSelf || pprevious_stats->bPacketBeacon || pprevious_stats->bToSelfBA)
5018         {
5019                 if(priv->undecorated_smoothed_pwdb < 0) // initialize
5020                 {
5021                         priv->undecorated_smoothed_pwdb = pprevious_stats->RxPWDBAll;
5022                         //DbgPrint("First pwdb initialize \n");
5023                 }
5024 #if 1
5025                 if(pprevious_stats->RxPWDBAll > (u32)priv->undecorated_smoothed_pwdb)
5026                 {
5027                         priv->undecorated_smoothed_pwdb =
5028                                         ( ((priv->undecorated_smoothed_pwdb)*(Rx_Smooth_Factor-1)) +
5029                                         (pprevious_stats->RxPWDBAll)) /(Rx_Smooth_Factor);
5030                         priv->undecorated_smoothed_pwdb = priv->undecorated_smoothed_pwdb + 1;
5031                 }
5032                 else
5033                 {
5034                         priv->undecorated_smoothed_pwdb =
5035                                         ( ((priv->undecorated_smoothed_pwdb)*(Rx_Smooth_Factor-1)) +
5036                                         (pprevious_stats->RxPWDBAll)) /(Rx_Smooth_Factor);
5037                 }
5038 #else
5039                 //Fixed by Jacken 2008-03-20
5040                 if(pPreviousRfd->Status.RxPWDBAll > (u32)pHalData->UndecoratedSmoothedPWDB)
5041                 {
5042                         pHalData->UndecoratedSmoothedPWDB =
5043                                         ( ((pHalData->UndecoratedSmoothedPWDB)* 5) + (pPreviousRfd->Status.RxPWDBAll)) / 6;
5044                         pHalData->UndecoratedSmoothedPWDB = pHalData->UndecoratedSmoothedPWDB + 1;
5045                 }
5046                 else
5047                 {
5048                         pHalData->UndecoratedSmoothedPWDB =
5049                                         ( ((pHalData->UndecoratedSmoothedPWDB)* 5) + (pPreviousRfd->Status.RxPWDBAll)) / 6;
5050                 }
5051 #endif
5052                 rtl819x_update_rxsignalstatistics8190pci(priv,pprevious_stats);
5053         }
5054
5055         //
5056         // Check EVM
5057         //
5058         /* record the general EVM to the sliding window. */
5059         if(pprevious_stats->SignalQuality == 0)
5060         {
5061         }
5062         else
5063         {
5064                 if(pprevious_stats->bPacketToSelf || pprevious_stats->bPacketBeacon || pprevious_stats->bToSelfBA){
5065                         if(slide_evm_statistics++ >= PHY_RSSI_SLID_WIN_MAX){
5066                                 slide_evm_statistics = PHY_RSSI_SLID_WIN_MAX;
5067                                 last_evm = priv->stats.slide_evm[slide_evm_index];
5068                                 priv->stats.slide_evm_total -= last_evm;
5069                         }
5070
5071                         priv->stats.slide_evm_total += pprevious_stats->SignalQuality;
5072
5073                         priv->stats.slide_evm[slide_evm_index++] = pprevious_stats->SignalQuality;
5074                         if(slide_evm_index >= PHY_RSSI_SLID_WIN_MAX)
5075                                 slide_evm_index = 0;
5076
5077                         // <1> Showed on UI for user, in percentage.
5078                         tmp_val = priv->stats.slide_evm_total/slide_evm_statistics;
5079                         priv->stats.signal_quality = tmp_val;
5080                         //cosa add 10/11/2007, Showed on UI for user in Windows Vista, for Link quality.
5081                         priv->stats.last_signal_strength_inpercent = tmp_val;
5082                 }
5083
5084                 // <2> Showed on UI for engineering
5085                 if(pprevious_stats->bPacketToSelf || pprevious_stats->bPacketBeacon || pprevious_stats->bToSelfBA)
5086                 {
5087                         for(nspatial_stream = 0; nspatial_stream<2 ; nspatial_stream++) // 2 spatial stream
5088                         {
5089                                 if(pprevious_stats->RxMIMOSignalQuality[nspatial_stream] != -1)
5090                                 {
5091                                         if(priv->stats.rx_evm_percentage[nspatial_stream] == 0) // initialize
5092                                         {
5093                                                 priv->stats.rx_evm_percentage[nspatial_stream] = pprevious_stats->RxMIMOSignalQuality[nspatial_stream];
5094                                         }
5095                                         priv->stats.rx_evm_percentage[nspatial_stream] =
5096                                                 ( (priv->stats.rx_evm_percentage[nspatial_stream]* (Rx_Smooth_Factor-1)) +
5097                                                 (pprevious_stats->RxMIMOSignalQuality[nspatial_stream]* 1)) / (Rx_Smooth_Factor);
5098                                 }
5099                         }
5100                 }
5101         }
5102
5103 }
5104
5105 /*-----------------------------------------------------------------------------
5106  * Function:    rtl819x_query_rxpwrpercentage()
5107  *
5108  * Overview:
5109  *
5110  * Input:               char            antpower
5111  *
5112  * Output:              NONE
5113  *
5114  * Return:              0-100 percentage
5115  *
5116  * Revised History:
5117  *      When            Who     Remark
5118  *      05/26/2008      amy     Create Version 0 porting from windows code.
5119  *
5120  *---------------------------------------------------------------------------*/
5121 static u8 rtl819x_query_rxpwrpercentage(
5122         char            antpower
5123         )
5124 {
5125         if ((antpower <= -100) || (antpower >= 20))
5126         {
5127                 return  0;
5128         }
5129         else if (antpower >= 0)
5130         {
5131                 return  100;
5132         }
5133         else
5134         {
5135                 return  (100+antpower);
5136         }
5137
5138 }       /* QueryRxPwrPercentage */
5139
5140 static u8
5141 rtl819x_evm_dbtopercentage(
5142         char value
5143         )
5144 {
5145         char ret_val;
5146
5147         ret_val = value;
5148
5149         if(ret_val >= 0)
5150                 ret_val = 0;
5151         if(ret_val <= -33)
5152                 ret_val = -33;
5153         ret_val = 0 - ret_val;
5154         ret_val*=3;
5155         if(ret_val == 99)
5156                 ret_val = 100;
5157         return(ret_val);
5158 }
5159
5160 //
5161 //      Description:
5162 //      We want good-looking for signal strength/quality
5163 //      2007/7/19 01:09, by cosa.
5164 //
5165 static long rtl819x_signal_scale_mapping(long currsig)
5166 {
5167         long retsig;
5168
5169         // Step 1. Scale mapping.
5170         if(currsig >= 61 && currsig <= 100)
5171         {
5172                 retsig = 90 + ((currsig - 60) / 4);
5173         }
5174         else if(currsig >= 41 && currsig <= 60)
5175         {
5176                 retsig = 78 + ((currsig - 40) / 2);
5177         }
5178         else if(currsig >= 31 && currsig <= 40)
5179         {
5180                 retsig = 66 + (currsig - 30);
5181         }
5182         else if(currsig >= 21 && currsig <= 30)
5183         {
5184                 retsig = 54 + (currsig - 20);
5185         }
5186         else if(currsig >= 5 && currsig <= 20)
5187         {
5188                 retsig = 42 + (((currsig - 5) * 2) / 3);
5189         }
5190         else if(currsig == 4)
5191         {
5192                 retsig = 36;
5193         }
5194         else if(currsig == 3)
5195         {
5196                 retsig = 27;
5197         }
5198         else if(currsig == 2)
5199         {
5200                 retsig = 18;
5201         }
5202         else if(currsig == 1)
5203         {
5204                 retsig = 9;
5205         }
5206         else
5207         {
5208                 retsig = currsig;
5209         }
5210
5211         return retsig;
5212 }
5213
5214 static void rtl8192_query_rxphystatus(
5215         struct r8192_priv * priv,
5216         struct ieee80211_rx_stats * pstats,
5217         prx_desc_819x_pci  pdesc,
5218         prx_fwinfo_819x_pci   pdrvinfo,
5219         struct ieee80211_rx_stats * precord_stats,
5220         bool bpacket_match_bssid,
5221         bool bpacket_toself,
5222         bool bPacketBeacon,
5223         bool bToSelfBA
5224         )
5225 {
5226         //PRT_RFD_STATUS                pRtRfdStatus = &(pRfd->Status);
5227         phy_sts_ofdm_819xpci_t* pofdm_buf;
5228         phy_sts_cck_819xpci_t   *       pcck_buf;
5229         phy_ofdm_rx_status_rxsc_sgien_exintfflag* prxsc;
5230         u8                              *prxpkt;
5231         u8                              i,max_spatial_stream, tmp_rxsnr, tmp_rxevm, rxsc_sgien_exflg;
5232         char                            rx_pwr[4], rx_pwr_all=0;
5233         //long                          rx_avg_pwr = 0;
5234         char                            rx_snrX, rx_evmX;
5235         u8                              evm, pwdb_all;
5236         u32                     RSSI, total_rssi=0;//, total_evm=0;
5237 //      long                            signal_strength_index = 0;
5238         u8                              is_cck_rate=0;
5239         u8                              rf_rx_num = 0;
5240
5241         /* 2007/07/04 MH For OFDM RSSI. For high power or not. */
5242         static  u8              check_reg824 = 0;
5243         static  u32             reg824_bit9 = 0;
5244
5245         priv->stats.numqry_phystatus++;
5246
5247         is_cck_rate = rx_hal_is_cck_rate(pdrvinfo);
5248
5249         // Record it for next packet processing
5250         memset(precord_stats, 0, sizeof(struct ieee80211_rx_stats));
5251         pstats->bPacketMatchBSSID = precord_stats->bPacketMatchBSSID = bpacket_match_bssid;
5252         pstats->bPacketToSelf = precord_stats->bPacketToSelf = bpacket_toself;
5253         pstats->bIsCCK = precord_stats->bIsCCK = is_cck_rate;//RX_HAL_IS_CCK_RATE(pDrvInfo);
5254         pstats->bPacketBeacon = precord_stats->bPacketBeacon = bPacketBeacon;
5255         pstats->bToSelfBA = precord_stats->bToSelfBA = bToSelfBA;
5256         /*2007.08.30 requested by SD3 Jerry */
5257         if(check_reg824 == 0)
5258         {
5259                 reg824_bit9 = rtl8192_QueryBBReg(priv->ieee80211->dev, rFPGA0_XA_HSSIParameter2, 0x200);
5260                 check_reg824 = 1;
5261         }
5262
5263
5264         prxpkt = (u8*)pdrvinfo;
5265
5266         /* Move pointer to the 16th bytes. Phy status start address. */
5267         prxpkt += sizeof(rx_fwinfo_819x_pci);
5268
5269         /* Initial the cck and ofdm buffer pointer */
5270         pcck_buf = (phy_sts_cck_819xpci_t *)prxpkt;
5271         pofdm_buf = (phy_sts_ofdm_819xpci_t *)prxpkt;
5272
5273         pstats->RxMIMOSignalQuality[0] = -1;
5274         pstats->RxMIMOSignalQuality[1] = -1;
5275         precord_stats->RxMIMOSignalQuality[0] = -1;
5276         precord_stats->RxMIMOSignalQuality[1] = -1;
5277
5278         if(is_cck_rate)
5279         {
5280                 //
5281                 // (1)Hardware does not provide RSSI for CCK
5282                 //
5283
5284                 //
5285                 // (2)PWDB, Average PWDB cacluated by hardware (for rate adaptive)
5286                 //
5287                 u8 report;//, cck_agc_rpt;
5288 #ifdef RTL8190P
5289                 u8 tmp_pwdb;
5290                 char cck_adc_pwdb[4];
5291 #endif
5292                 priv->stats.numqry_phystatusCCK++;
5293
5294 #ifdef RTL8190P //Only 90P 2T4R need to check
5295                 if(priv->rf_type == RF_2T4R && DM_RxPathSelTable.Enable && bpacket_match_bssid)
5296                 {
5297                         for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
5298                         {
5299                                 tmp_pwdb = pcck_buf->adc_pwdb_X[i];
5300                                 cck_adc_pwdb[i] = (char)tmp_pwdb;
5301                                 cck_adc_pwdb[i] /= 2;
5302                                 pstats->cck_adc_pwdb[i] = precord_stats->cck_adc_pwdb[i] = cck_adc_pwdb[i];
5303                                 //DbgPrint("RF-%d tmp_pwdb = 0x%x, cck_adc_pwdb = %d", i, tmp_pwdb, cck_adc_pwdb[i]);
5304                         }
5305                 }
5306 #endif
5307
5308                 if(!reg824_bit9)
5309                 {
5310                         report = pcck_buf->cck_agc_rpt & 0xc0;
5311                         report = report>>6;
5312                         switch(report)
5313                         {
5314                                 //Fixed by Jacken from Bryant 2008-03-20
5315                                 //Original value is -38 , -26 , -14 , -2
5316                                 //Fixed value is -35 , -23 , -11 , 6
5317                                 case 0x3:
5318                                         rx_pwr_all = -35 - (pcck_buf->cck_agc_rpt & 0x3e);
5319                                         break;
5320                                 case 0x2:
5321                                         rx_pwr_all = -23 - (pcck_buf->cck_agc_rpt & 0x3e);
5322                                         break;
5323                                 case 0x1:
5324                                         rx_pwr_all = -11 - (pcck_buf->cck_agc_rpt & 0x3e);
5325                                         break;
5326                                 case 0x0:
5327                                         rx_pwr_all = 8 - (pcck_buf->cck_agc_rpt & 0x3e);
5328                                         break;
5329                         }
5330                 }
5331                 else
5332                 {
5333                         report = pcck_buf->cck_agc_rpt & 0x60;
5334                         report = report>>5;
5335                         switch(report)
5336                         {
5337                                 case 0x3:
5338                                         rx_pwr_all = -35 - ((pcck_buf->cck_agc_rpt & 0x1f)<<1) ;
5339                                         break;
5340                                 case 0x2:
5341                                         rx_pwr_all = -23 - ((pcck_buf->cck_agc_rpt & 0x1f)<<1);
5342                                         break;
5343                                 case 0x1:
5344                                         rx_pwr_all = -11 - ((pcck_buf->cck_agc_rpt & 0x1f)<<1) ;
5345                                         break;
5346                                 case 0x0:
5347                                         rx_pwr_all = -8 - ((pcck_buf->cck_agc_rpt & 0x1f)<<1) ;
5348                                         break;
5349                         }
5350                 }
5351
5352                 pwdb_all = rtl819x_query_rxpwrpercentage(rx_pwr_all);
5353                 pstats->RxPWDBAll = precord_stats->RxPWDBAll = pwdb_all;
5354                 pstats->RecvSignalPower = rx_pwr_all;
5355
5356                 //
5357                 // (3) Get Signal Quality (EVM)
5358                 //
5359                 if(bpacket_match_bssid)
5360                 {
5361                         u8      sq;
5362
5363                         if(pstats->RxPWDBAll > 40)
5364                         {
5365                                 sq = 100;
5366                         }else
5367                         {
5368                                 sq = pcck_buf->sq_rpt;
5369
5370                                 if(pcck_buf->sq_rpt > 64)
5371                                         sq = 0;
5372                                 else if (pcck_buf->sq_rpt < 20)
5373                                         sq = 100;
5374                                 else
5375                                         sq = ((64-sq) * 100) / 44;
5376                         }
5377                         pstats->SignalQuality = precord_stats->SignalQuality = sq;
5378                         pstats->RxMIMOSignalQuality[0] = precord_stats->RxMIMOSignalQuality[0] = sq;
5379                         pstats->RxMIMOSignalQuality[1] = precord_stats->RxMIMOSignalQuality[1] = -1;
5380                 }
5381         }
5382         else
5383         {
5384                 priv->stats.numqry_phystatusHT++;
5385                 //
5386                 // (1)Get RSSI for HT rate
5387                 //
5388                 for(i=RF90_PATH_A; i<RF90_PATH_MAX; i++)
5389                 {
5390                         // 2008/01/30 MH we will judge RF RX path now.
5391                         if (priv->brfpath_rxenable[i])
5392                                 rf_rx_num++;
5393                         //else
5394                                 //continue;
5395
5396                         //Fixed by Jacken from Bryant 2008-03-20
5397                         //Original value is 106
5398 #ifdef RTL8190P    //Modify by Jacken 2008/03/31
5399                         rx_pwr[i] = ((pofdm_buf->trsw_gain_X[i]&0x3F)*2) - 106;
5400 #else
5401                         rx_pwr[i] = ((pofdm_buf->trsw_gain_X[i]&0x3F)*2) - 110;
5402 #endif
5403
5404                         //Get Rx snr value in DB
5405                         tmp_rxsnr = pofdm_buf->rxsnr_X[i];
5406                         rx_snrX = (char)(tmp_rxsnr);
5407                         rx_snrX /= 2;
5408                         priv->stats.rxSNRdB[i] = (long)rx_snrX;
5409
5410                         /* Translate DBM to percentage. */
5411                         RSSI = rtl819x_query_rxpwrpercentage(rx_pwr[i]);
5412                         if (priv->brfpath_rxenable[i])
5413                                 total_rssi += RSSI;
5414
5415                         /* Record Signal Strength for next packet */
5416                         if(bpacket_match_bssid)
5417                         {
5418                                 pstats->RxMIMOSignalStrength[i] =(u8) RSSI;
5419                                 precord_stats->RxMIMOSignalStrength[i] =(u8) RSSI;
5420                         }
5421                 }
5422
5423
5424                 //
5425                 // (2)PWDB, Average PWDB cacluated by hardware (for rate adaptive)
5426                 //
5427                 //Fixed by Jacken from Bryant 2008-03-20
5428                 //Original value is 106
5429                 rx_pwr_all = (((pofdm_buf->pwdb_all ) >> 1 )& 0x7f) -106;
5430                 pwdb_all = rtl819x_query_rxpwrpercentage(rx_pwr_all);
5431
5432                 pstats->RxPWDBAll = precord_stats->RxPWDBAll = pwdb_all;
5433                 pstats->RxPower = precord_stats->RxPower =      rx_pwr_all;
5434                 pstats->RecvSignalPower = rx_pwr_all;
5435                 //
5436                 // (3)EVM of HT rate
5437                 //
5438                 if(pdrvinfo->RxHT && pdrvinfo->RxRate>=DESC90_RATEMCS8 &&
5439                         pdrvinfo->RxRate<=DESC90_RATEMCS15)
5440                         max_spatial_stream = 2; //both spatial stream make sense
5441                 else
5442                         max_spatial_stream = 1; //only spatial stream 1 makes sense
5443
5444                 for(i=0; i<max_spatial_stream; i++)
5445                 {
5446                         tmp_rxevm = pofdm_buf->rxevm_X[i];
5447                         rx_evmX = (char)(tmp_rxevm);
5448
5449                         // Do not use shift operation like "rx_evmX >>= 1" because the compilor of free build environment
5450                         // fill most significant bit to "zero" when doing shifting operation which may change a negative
5451                         // value to positive one, then the dbm value (which is supposed to be negative)  is not correct anymore.
5452                         rx_evmX /= 2;   //dbm
5453
5454                         evm = rtl819x_evm_dbtopercentage(rx_evmX);
5455 #if 0
5456                         EVM = SignalScaleMapping(EVM);//make it good looking, from 0~100
5457 #endif
5458                         if(bpacket_match_bssid)
5459                         {
5460                                 if(i==0) // Fill value in RFD, Get the first spatial stream only
5461                                         pstats->SignalQuality = precord_stats->SignalQuality = (u8)(evm & 0xff);
5462                                 pstats->RxMIMOSignalQuality[i] = precord_stats->RxMIMOSignalQuality[i] = (u8)(evm & 0xff);
5463                         }
5464                 }
5465
5466
5467                 /* record rx statistics for debug */
5468                 rxsc_sgien_exflg = pofdm_buf->rxsc_sgien_exflg;
5469                 prxsc = (phy_ofdm_rx_status_rxsc_sgien_exintfflag *)&rxsc_sgien_exflg;
5470                 if(pdrvinfo->BW)        //40M channel
5471                         priv->stats.received_bwtype[1+prxsc->rxsc]++;
5472                 else                            //20M channel
5473                         priv->stats.received_bwtype[0]++;
5474         }
5475
5476         //UI BSS List signal strength(in percentage), make it good looking, from 0~100.
5477         //It is assigned to the BSS List in GetValueFromBeaconOrProbeRsp().
5478         if(is_cck_rate)
5479         {
5480                 pstats->SignalStrength = precord_stats->SignalStrength = (u8)(rtl819x_signal_scale_mapping((long)pwdb_all));//PWDB_ALL;
5481
5482         }
5483         else
5484         {
5485                 //pRfd->Status.SignalStrength = pRecordRfd->Status.SignalStrength = (u1Byte)(SignalScaleMapping(total_rssi/=RF90_PATH_MAX));//(u1Byte)(total_rssi/=RF90_PATH_MAX);
5486                 // We can judge RX path number now.
5487                 if (rf_rx_num != 0)
5488                         pstats->SignalStrength = precord_stats->SignalStrength = (u8)(rtl819x_signal_scale_mapping((long)(total_rssi/=rf_rx_num)));
5489         }
5490 }       /* QueryRxPhyStatus8190Pci */
5491
5492 static void
5493 rtl8192_record_rxdesc_forlateruse(
5494         struct ieee80211_rx_stats * psrc_stats,
5495         struct ieee80211_rx_stats * ptarget_stats
5496 )
5497 {
5498         ptarget_stats->bIsAMPDU = psrc_stats->bIsAMPDU;
5499         ptarget_stats->bFirstMPDU = psrc_stats->bFirstMPDU;
5500         //ptarget_stats->Seq_Num = psrc_stats->Seq_Num;
5501 }
5502
5503
5504
5505 static void TranslateRxSignalStuff819xpci(struct net_device *dev,
5506         struct sk_buff *skb,
5507         struct ieee80211_rx_stats * pstats,
5508         prx_desc_819x_pci pdesc,
5509         prx_fwinfo_819x_pci pdrvinfo)
5510 {
5511     // TODO: We must only check packet for current MAC address. Not finish
5512     struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
5513     bool bpacket_match_bssid, bpacket_toself;
5514     bool bPacketBeacon=false, bToSelfBA=false;
5515     static struct ieee80211_rx_stats  previous_stats;
5516     struct ieee80211_hdr_3addr *hdr;
5517     u16 fc,type;
5518
5519     // Get Signal Quality for only RX data queue (but not command queue)
5520
5521     u8* tmp_buf;
5522     u8  *praddr;
5523
5524     /* Get MAC frame start address. */
5525     tmp_buf = skb->data;
5526
5527     hdr = (struct ieee80211_hdr_3addr *)tmp_buf;
5528     fc = le16_to_cpu(hdr->frame_ctl);
5529     type = WLAN_FC_GET_TYPE(fc);
5530     praddr = hdr->addr1;
5531
5532     /* Check if the received packet is acceptabe. */
5533     bpacket_match_bssid = ((IEEE80211_FTYPE_CTL != type) &&
5534             (eqMacAddr(priv->ieee80211->current_network.bssid,  (fc & IEEE80211_FCTL_TODS)? hdr->addr1 : (fc & IEEE80211_FCTL_FROMDS )? hdr->addr2 : hdr->addr3))
5535             && (!pstats->bHwError) && (!pstats->bCRC)&& (!pstats->bICV));
5536     bpacket_toself =  bpacket_match_bssid & (eqMacAddr(praddr, priv->ieee80211->dev->dev_addr));
5537 #if 1//cosa
5538     if(WLAN_FC_GET_FRAMETYPE(fc)== IEEE80211_STYPE_BEACON)
5539     {
5540         bPacketBeacon = true;
5541         //DbgPrint("Beacon 2, MatchBSSID = %d, ToSelf = %d \n", bPacketMatchBSSID, bPacketToSelf);
5542     }
5543     if(WLAN_FC_GET_FRAMETYPE(fc) == IEEE80211_STYPE_BLOCKACK)
5544     {
5545         if((eqMacAddr(praddr,dev->dev_addr)))
5546             bToSelfBA = true;
5547         //DbgPrint("BlockAck, MatchBSSID = %d, ToSelf = %d \n", bPacketMatchBSSID, bPacketToSelf);
5548     }
5549
5550 #endif
5551     if(bpacket_match_bssid)
5552     {
5553         priv->stats.numpacket_matchbssid++;
5554     }
5555     if(bpacket_toself){
5556         priv->stats.numpacket_toself++;
5557     }
5558     //
5559     // Process PHY information for previous packet (RSSI/PWDB/EVM)
5560     //
5561     // Because phy information is contained in the last packet of AMPDU only, so driver
5562     // should process phy information of previous packet
5563     rtl8192_process_phyinfo(priv, tmp_buf,&previous_stats, pstats);
5564     rtl8192_query_rxphystatus(priv, pstats, pdesc, pdrvinfo, &previous_stats, bpacket_match_bssid,
5565             bpacket_toself ,bPacketBeacon, bToSelfBA);
5566     rtl8192_record_rxdesc_forlateruse(pstats, &previous_stats);
5567
5568 }
5569
5570
5571 static void rtl8192_tx_resume(struct net_device *dev)
5572 {
5573         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
5574         struct ieee80211_device *ieee = priv->ieee80211;
5575         struct sk_buff *skb;
5576         int queue_index;
5577
5578         for(queue_index = BK_QUEUE; queue_index < TXCMD_QUEUE;queue_index++) {
5579                 while((!skb_queue_empty(&ieee->skb_waitQ[queue_index]))&&
5580                                 (priv->ieee80211->check_nic_enough_desc(dev,queue_index) > 0)) {
5581                         /* 1. dequeue the packet from the wait queue */
5582                         skb = skb_dequeue(&ieee->skb_waitQ[queue_index]);
5583                         /* 2. tx the packet directly */
5584                         ieee->softmac_data_hard_start_xmit(skb,dev,0/* rate useless now*/);
5585                         #if 0
5586                         if(queue_index!=MGNT_QUEUE) {
5587                                 ieee->stats.tx_packets++;
5588                                 ieee->stats.tx_bytes += skb->len;
5589                         }
5590                         #endif
5591                 }
5592         }
5593 }
5594
5595 void rtl8192_irq_tx_tasklet(struct r8192_priv *priv)
5596 {
5597        rtl8192_tx_resume(priv->ieee80211->dev);
5598 }
5599
5600 /**
5601 * Function:     UpdateReceivedRateHistogramStatistics
5602 * Overview:     Recored down the received data rate
5603 *
5604 * Input:
5605 *       PADAPTER        Adapter
5606 *       PRT_RFD         pRfd,
5607 *
5608 * Output:
5609 *       PRT_TCB         Adapter
5610 *                               (Adapter->RxStats.ReceivedRateHistogram[] is updated)
5611 * Return:
5612 *               None
5613 */
5614 static void UpdateReceivedRateHistogramStatistics8190(
5615         struct net_device *dev,
5616         struct ieee80211_rx_stats* pstats
5617         )
5618 {
5619         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
5620         u32 rcvType=1;   //0: Total, 1:OK, 2:CRC, 3:ICV
5621         u32 rateIndex;
5622         u32 preamble_guardinterval;  //1: short preamble/GI, 0: long preamble/GI
5623
5624         /* 2007/03/09 MH We will not update rate of packet from rx cmd queue. */
5625         #if 0
5626         if (pRfd->queue_id == CMPK_RX_QUEUE_ID)
5627                 return;
5628         #endif
5629         if(pstats->bCRC)
5630                 rcvType = 2;
5631         else if(pstats->bICV)
5632                 rcvType = 3;
5633
5634         if(pstats->bShortPreamble)
5635                 preamble_guardinterval = 1;// short
5636         else
5637                 preamble_guardinterval = 0;// long
5638
5639         switch(pstats->rate)
5640         {
5641                 //
5642                 // CCK rate
5643                 //
5644                 case MGN_1M:    rateIndex = 0;  break;
5645                 case MGN_2M:    rateIndex = 1;  break;
5646                 case MGN_5_5M:  rateIndex = 2;  break;
5647                 case MGN_11M:   rateIndex = 3;  break;
5648                 //
5649                 // Legacy OFDM rate
5650                 //
5651                 case MGN_6M:    rateIndex = 4;  break;
5652                 case MGN_9M:    rateIndex = 5;  break;
5653                 case MGN_12M:   rateIndex = 6;  break;
5654                 case MGN_18M:   rateIndex = 7;  break;
5655                 case MGN_24M:   rateIndex = 8;  break;
5656                 case MGN_36M:   rateIndex = 9;  break;
5657                 case MGN_48M:   rateIndex = 10; break;
5658                 case MGN_54M:   rateIndex = 11; break;
5659                 //
5660                 // 11n High throughput rate
5661                 //
5662                 case MGN_MCS0:  rateIndex = 12; break;
5663                 case MGN_MCS1:  rateIndex = 13; break;
5664                 case MGN_MCS2:  rateIndex = 14; break;
5665                 case MGN_MCS3:  rateIndex = 15; break;
5666                 case MGN_MCS4:  rateIndex = 16; break;
5667                 case MGN_MCS5:  rateIndex = 17; break;
5668                 case MGN_MCS6:  rateIndex = 18; break;
5669                 case MGN_MCS7:  rateIndex = 19; break;
5670                 case MGN_MCS8:  rateIndex = 20; break;
5671                 case MGN_MCS9:  rateIndex = 21; break;
5672                 case MGN_MCS10: rateIndex = 22; break;
5673                 case MGN_MCS11: rateIndex = 23; break;
5674                 case MGN_MCS12: rateIndex = 24; break;
5675                 case MGN_MCS13: rateIndex = 25; break;
5676                 case MGN_MCS14: rateIndex = 26; break;
5677                 case MGN_MCS15: rateIndex = 27; break;
5678                 default:        rateIndex = 28; break;
5679         }
5680         priv->stats.received_preamble_GI[preamble_guardinterval][rateIndex]++;
5681         priv->stats.received_rate_histogram[0][rateIndex]++; //total
5682         priv->stats.received_rate_histogram[rcvType][rateIndex]++;
5683 }
5684
5685 static void rtl8192_rx(struct net_device *dev)
5686 {
5687     struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
5688     struct ieee80211_hdr_1addr *ieee80211_hdr = NULL;
5689     bool unicast_packet = false;
5690     struct ieee80211_rx_stats stats = {
5691         .signal = 0,
5692         .noise = -98,
5693         .rate = 0,
5694         .freq = IEEE80211_24GHZ_BAND,
5695     };
5696     unsigned int count = priv->rxringcount;
5697
5698     stats.nic_type = NIC_8192E;
5699
5700     while (count--) {
5701         rx_desc_819x_pci *pdesc = &priv->rx_ring[priv->rx_idx];//rx descriptor
5702         struct sk_buff *skb = priv->rx_buf[priv->rx_idx];//rx pkt
5703
5704         if (pdesc->OWN){
5705             /* wait data to be filled by hardware */
5706             return;
5707         } else {
5708             stats.bICV = pdesc->ICV;
5709             stats.bCRC = pdesc->CRC32;
5710             stats.bHwError = pdesc->CRC32 | pdesc->ICV;
5711
5712             stats.Length = pdesc->Length;
5713             if(stats.Length < 24)
5714                 stats.bHwError |= 1;
5715
5716             if(stats.bHwError) {
5717                 stats.bShift = false;
5718
5719                 if(pdesc->CRC32) {
5720                     if (pdesc->Length <500)
5721                         priv->stats.rxcrcerrmin++;
5722                     else if (pdesc->Length >1000)
5723                         priv->stats.rxcrcerrmax++;
5724                     else
5725                         priv->stats.rxcrcerrmid++;
5726                 }
5727                 goto done;
5728             } else {
5729                 prx_fwinfo_819x_pci pDrvInfo = NULL;
5730                 struct sk_buff *new_skb = dev_alloc_skb(priv->rxbuffersize);
5731
5732                 if (unlikely(!new_skb)) {
5733                     goto done;
5734                 }
5735
5736                 stats.RxDrvInfoSize = pdesc->RxDrvInfoSize;
5737                 stats.RxBufShift = ((pdesc->Shift)&0x03);
5738                 stats.Decrypted = !pdesc->SWDec;
5739
5740                 pci_dma_sync_single_for_cpu(priv->pdev,
5741                      *((dma_addr_t *)skb->cb),
5742                      priv->rxbuffersize,
5743                      PCI_DMA_FROMDEVICE);
5744                 skb_put(skb, pdesc->Length);
5745                 pDrvInfo = (rx_fwinfo_819x_pci *)(skb->data + stats.RxBufShift);
5746                 skb_reserve(skb, stats.RxDrvInfoSize + stats.RxBufShift);
5747
5748                 stats.rate = HwRateToMRate90((bool)pDrvInfo->RxHT, (u8)pDrvInfo->RxRate);
5749                 stats.bShortPreamble = pDrvInfo->SPLCP;
5750
5751                 /* it is debug only. It should be disabled in released driver.
5752                  * 2007.1.11 by Emily
5753                  * */
5754                 UpdateReceivedRateHistogramStatistics8190(dev, &stats);
5755
5756                 stats.bIsAMPDU = (pDrvInfo->PartAggr==1);
5757                 stats.bFirstMPDU = (pDrvInfo->PartAggr==1) && (pDrvInfo->FirstAGGR==1);
5758
5759                 stats.TimeStampLow = pDrvInfo->TSFL;
5760                 stats.TimeStampHigh = read_nic_dword(dev, TSFR+4);
5761
5762                 UpdateRxPktTimeStamp8190(dev, &stats);
5763
5764                 //
5765                 // Get Total offset of MPDU Frame Body
5766                 //
5767                 if((stats.RxBufShift + stats.RxDrvInfoSize) > 0)
5768                     stats.bShift = 1;
5769
5770                 stats.RxIs40MHzPacket = pDrvInfo->BW;
5771
5772                 /* ???? */
5773                 TranslateRxSignalStuff819xpci(dev,skb, &stats, pdesc, pDrvInfo);
5774
5775                 /* Rx A-MPDU */
5776                 if(pDrvInfo->FirstAGGR==1 || pDrvInfo->PartAggr == 1)
5777                     RT_TRACE(COMP_RXDESC, "pDrvInfo->FirstAGGR = %d, pDrvInfo->PartAggr = %d\n",
5778                             pDrvInfo->FirstAGGR, pDrvInfo->PartAggr);
5779                    skb_trim(skb, skb->len - 4/*sCrcLng*/);
5780                 /* rx packets statistics */
5781                 ieee80211_hdr = (struct ieee80211_hdr_1addr *)skb->data;
5782                 unicast_packet = false;
5783
5784                 if(is_broadcast_ether_addr(ieee80211_hdr->addr1)) {
5785                     //TODO
5786                 }else if(is_multicast_ether_addr(ieee80211_hdr->addr1)){
5787                     //TODO
5788                 }else {
5789                     /* unicast packet */
5790                     unicast_packet = true;
5791                 }
5792
5793                 stats.packetlength = stats.Length-4;
5794                 stats.fraglength = stats.packetlength;
5795                 stats.fragoffset = 0;
5796                 stats.ntotalfrag = 1;
5797
5798                 if(!ieee80211_rx(priv->ieee80211, skb, &stats)){
5799                     dev_kfree_skb_any(skb);
5800                 } else {
5801                     priv->stats.rxok++;
5802                     if(unicast_packet) {
5803                         priv->stats.rxbytesunicast += skb->len;
5804                     }
5805                 }
5806
5807                 skb = new_skb;
5808                 priv->rx_buf[priv->rx_idx] = skb;
5809                 *((dma_addr_t *) skb->cb) = pci_map_single(priv->pdev, skb->tail, priv->rxbuffersize, PCI_DMA_FROMDEVICE);
5810 //                *((dma_addr_t *) skb->cb) = pci_map_single(priv->pdev, skb_tail_pointer(skb), priv->rxbuffersize, PCI_DMA_FROMDEVICE);
5811             }
5812
5813         }
5814 done:
5815         pdesc->BufferAddress = cpu_to_le32(*((dma_addr_t *)skb->cb));
5816         pdesc->OWN = 1;
5817         pdesc->Length = priv->rxbuffersize;
5818         if (priv->rx_idx == priv->rxringcount-1)
5819             pdesc->EOR = 1;
5820         priv->rx_idx = (priv->rx_idx + 1) % priv->rxringcount;
5821     }
5822
5823 }
5824
5825 void rtl8192_irq_rx_tasklet(struct r8192_priv *priv)
5826 {
5827        rtl8192_rx(priv->ieee80211->dev);
5828         /* unmask RDU */
5829        write_nic_dword(priv->ieee80211->dev, INTA_MASK,read_nic_dword(priv->ieee80211->dev, INTA_MASK) | IMR_RDU);
5830 }
5831
5832 static const struct net_device_ops rtl8192_netdev_ops = {
5833         .ndo_open =                     rtl8192_open,
5834         .ndo_stop =                     rtl8192_close,
5835 /*      .ndo_get_stats =                rtl8192_stats, */
5836         .ndo_tx_timeout =               tx_timeout,
5837         .ndo_do_ioctl =                 rtl8192_ioctl,
5838         .ndo_set_multicast_list =       r8192_set_multicast,
5839         .ndo_set_mac_address =          r8192_set_mac_adr,
5840         .ndo_start_xmit =               ieee80211_xmit,
5841 };
5842
5843 /****************************************************************************
5844      ---------------------------- PCI_STUFF---------------------------
5845 *****************************************************************************/
5846
5847 static int __devinit rtl8192_pci_probe(struct pci_dev *pdev,
5848                          const struct pci_device_id *id)
5849 {
5850         unsigned long ioaddr = 0;
5851         struct net_device *dev = NULL;
5852         struct r8192_priv *priv= NULL;
5853         u8 unit = 0;
5854
5855 #ifdef CONFIG_RTL8192_IO_MAP
5856         unsigned long pio_start, pio_len, pio_flags;
5857 #else
5858         unsigned long pmem_start, pmem_len, pmem_flags;
5859 #endif //end #ifdef RTL_IO_MAP
5860
5861         RT_TRACE(COMP_INIT,"Configuring chip resources");
5862
5863         if( pci_enable_device (pdev) ){
5864                 RT_TRACE(COMP_ERR,"Failed to enable PCI device");
5865                 return -EIO;
5866         }
5867
5868         pci_set_master(pdev);
5869         //pci_set_wmi(pdev);
5870         pci_set_dma_mask(pdev, 0xffffff00ULL);
5871         pci_set_consistent_dma_mask(pdev,0xffffff00ULL);
5872         dev = alloc_ieee80211(sizeof(struct r8192_priv));
5873         if (!dev)
5874                 return -ENOMEM;
5875
5876         pci_set_drvdata(pdev, dev);
5877         SET_NETDEV_DEV(dev, &pdev->dev);
5878         priv = ieee80211_priv(dev);
5879         priv->ieee80211 = netdev_priv(dev);
5880         priv->pdev=pdev;
5881         if((pdev->subsystem_vendor == PCI_VENDOR_ID_DLINK)&&(pdev->subsystem_device == 0x3304)){
5882                 priv->ieee80211->bSupportRemoteWakeUp = 1;
5883         } else
5884         {
5885                 priv->ieee80211->bSupportRemoteWakeUp = 0;
5886         }
5887
5888 #ifdef CONFIG_RTL8192_IO_MAP
5889
5890         pio_start = (unsigned long)pci_resource_start (pdev, 0);
5891         pio_len = (unsigned long)pci_resource_len (pdev, 0);
5892         pio_flags = (unsigned long)pci_resource_flags (pdev, 0);
5893
5894         if (!(pio_flags & IORESOURCE_IO)) {
5895                 RT_TRACE(COMP_ERR,"region #0 not a PIO resource, aborting");
5896                 goto fail;
5897         }
5898
5899         //DMESG("IO space @ 0x%08lx", pio_start );
5900         if( ! request_region( pio_start, pio_len, RTL819xE_MODULE_NAME ) ){
5901                 RT_TRACE(COMP_ERR,"request_region failed!");
5902                 goto fail;
5903         }
5904
5905         ioaddr = pio_start;
5906         dev->base_addr = ioaddr; // device I/O address
5907
5908 #else
5909
5910         pmem_start = pci_resource_start(pdev, 1);
5911         pmem_len = pci_resource_len(pdev, 1);
5912         pmem_flags = pci_resource_flags (pdev, 1);
5913
5914         if (!(pmem_flags & IORESOURCE_MEM)) {
5915                 RT_TRACE(COMP_ERR,"region #1 not a MMIO resource, aborting");
5916                 goto fail;
5917         }
5918
5919         //DMESG("Memory mapped space @ 0x%08lx ", pmem_start);
5920         if( ! request_mem_region(pmem_start, pmem_len, RTL819xE_MODULE_NAME)) {
5921                 RT_TRACE(COMP_ERR,"request_mem_region failed!");
5922                 goto fail;
5923         }
5924
5925
5926         ioaddr = (unsigned long)ioremap_nocache( pmem_start, pmem_len);
5927         if( ioaddr == (unsigned long)NULL ){
5928                 RT_TRACE(COMP_ERR,"ioremap failed!");
5929                // release_mem_region( pmem_start, pmem_len );
5930                 goto fail1;
5931         }
5932
5933         dev->mem_start = ioaddr; // shared mem start
5934         dev->mem_end = ioaddr + pci_resource_len(pdev, 0); // shared mem end
5935
5936 #endif //end #ifdef RTL_IO_MAP
5937
5938         /* We disable the RETRY_TIMEOUT register (0x41) to keep
5939          * PCI Tx retries from interfering with C3 CPU state */
5940          pci_write_config_byte(pdev, 0x41, 0x00);
5941
5942
5943         pci_read_config_byte(pdev, 0x05, &unit);
5944         pci_write_config_byte(pdev, 0x05, unit & (~0x04));
5945
5946         dev->irq = pdev->irq;
5947         priv->irq = 0;
5948
5949         dev->netdev_ops = &rtl8192_netdev_ops;
5950 #if 0
5951         dev->open = rtl8192_open;
5952         dev->stop = rtl8192_close;
5953         //dev->hard_start_xmit = rtl8192_8023_hard_start_xmit;
5954         dev->tx_timeout = tx_timeout;
5955         //dev->wireless_handlers = &r8192_wx_handlers_def;
5956         dev->do_ioctl = rtl8192_ioctl;
5957         dev->set_multicast_list = r8192_set_multicast;
5958         dev->set_mac_address = r8192_set_mac_adr;
5959 #endif
5960
5961          //DMESG("Oops: i'm coming\n");
5962 #if WIRELESS_EXT >= 12
5963 #if WIRELESS_EXT < 17
5964         dev->get_wireless_stats = r8192_get_wireless_stats;
5965 #endif
5966         dev->wireless_handlers = (struct iw_handler_def *) &r8192_wx_handlers_def;
5967 #endif
5968        //dev->get_wireless_stats = r8192_get_wireless_stats;
5969         dev->type=ARPHRD_ETHER;
5970
5971         dev->watchdog_timeo = HZ*3;     //modified by john, 0805
5972
5973         if (dev_alloc_name(dev, ifname) < 0){
5974                 RT_TRACE(COMP_INIT, "Oops: devname already taken! Trying wlan%%d...\n");
5975                 ifname = "wlan%d";
5976                 dev_alloc_name(dev, ifname);
5977         }
5978
5979         RT_TRACE(COMP_INIT, "Driver probe completed1\n");
5980         if(rtl8192_init(dev)!=0){
5981                 RT_TRACE(COMP_ERR, "Initialization failed");
5982                 goto fail;
5983         }
5984
5985         netif_carrier_off(dev);
5986         netif_stop_queue(dev);
5987
5988         register_netdev(dev);
5989         RT_TRACE(COMP_INIT, "dev name=======> %s\n",dev->name);
5990         rtl8192_proc_init_one(dev);
5991
5992
5993         RT_TRACE(COMP_INIT, "Driver probe completed\n");
5994         return 0;
5995
5996 fail1:
5997
5998 #ifdef CONFIG_RTL8180_IO_MAP
5999
6000         if( dev->base_addr != 0 ){
6001
6002                 release_region(dev->base_addr,
6003                pci_resource_len(pdev, 0) );
6004         }
6005 #else
6006         if( dev->mem_start != (unsigned long)NULL ){
6007                 iounmap( (void *)dev->mem_start );
6008                 release_mem_region( pci_resource_start(pdev, 1),
6009                                     pci_resource_len(pdev, 1) );
6010         }
6011 #endif //end #ifdef RTL_IO_MAP
6012
6013 fail:
6014         if(dev){
6015
6016                 if (priv->irq) {
6017                         free_irq(dev->irq, dev);
6018                         dev->irq=0;
6019                 }
6020                 free_ieee80211(dev);
6021         }
6022
6023         pci_disable_device(pdev);
6024
6025         DMESG("wlan driver load failed\n");
6026         pci_set_drvdata(pdev, NULL);
6027         return -ENODEV;
6028
6029 }
6030
6031 /* detach all the work and timer structure declared or inititialized
6032  * in r8192_init function.
6033  * */
6034 void rtl8192_cancel_deferred_work(struct r8192_priv* priv)
6035 {
6036         /* call cancel_work_sync instead of cancel_delayed_work if and only if Linux_version_code
6037          * is  or is newer than 2.6.20 and work structure is defined to be struct work_struct.
6038          * Otherwise call cancel_delayed_work is enough.
6039          * FIXME (2.6.20 shoud 2.6.22, work_struct shoud not cancel)
6040          * */
6041         cancel_delayed_work(&priv->watch_dog_wq);
6042         cancel_delayed_work(&priv->update_beacon_wq);
6043         cancel_delayed_work(&priv->ieee80211->hw_wakeup_wq);
6044         cancel_delayed_work(&priv->ieee80211->hw_sleep_wq);
6045 #ifdef RTL8192E
6046         cancel_delayed_work(&priv->gpio_change_rf_wq);
6047 #endif
6048         cancel_work_sync(&priv->reset_wq);
6049         cancel_work_sync(&priv->qos_activate);
6050         //cancel_work_sync(&priv->SetBWModeWorkItem);
6051         //cancel_work_sync(&priv->SwChnlWorkItem);
6052
6053 }
6054
6055
6056 static void __devexit rtl8192_pci_disconnect(struct pci_dev *pdev)
6057 {
6058         struct net_device *dev = pci_get_drvdata(pdev);
6059         struct r8192_priv *priv ;
6060
6061         if(dev){
6062
6063                 unregister_netdev(dev);
6064
6065                 priv=ieee80211_priv(dev);
6066
6067                 rtl8192_proc_remove_one(dev);
6068
6069                 rtl8192_down(dev);
6070                 if (priv->pFirmware)
6071                 {
6072                         vfree(priv->pFirmware);
6073                         priv->pFirmware = NULL;
6074                 }
6075         //      priv->rf_close(dev);
6076         //      rtl8192_usb_deleteendpoints(dev);
6077                 destroy_workqueue(priv->priv_wq);
6078                 /* redundant with rtl8192_down */
6079                // rtl8192_irq_disable(dev);
6080                // rtl8192_reset(dev);
6081                // mdelay(10);
6082                 {
6083                     u32 i;
6084                     /* free tx/rx rings */
6085                     rtl8192_free_rx_ring(dev);
6086                     for (i = 0; i < MAX_TX_QUEUE_COUNT; i++) {
6087                         rtl8192_free_tx_ring(dev, i);
6088                     }
6089                 }
6090                 if(priv->irq){
6091
6092                         printk("Freeing irq %d\n",dev->irq);
6093                         free_irq(dev->irq, dev);
6094                         priv->irq=0;
6095
6096                 }
6097
6098
6099
6100         //      free_beacon_desc_ring(dev,priv->txbeaconcount);
6101
6102 #ifdef CONFIG_RTL8180_IO_MAP
6103
6104                 if( dev->base_addr != 0 ){
6105
6106                         release_region(dev->base_addr,
6107                                        pci_resource_len(pdev, 0) );
6108                 }
6109 #else
6110                 if( dev->mem_start != (unsigned long)NULL ){
6111                         iounmap( (void *)dev->mem_start );
6112                         release_mem_region( pci_resource_start(pdev, 1),
6113                                             pci_resource_len(pdev, 1) );
6114                 }
6115 #endif /*end #ifdef RTL_IO_MAP*/
6116                 free_ieee80211(dev);
6117
6118         }
6119
6120         pci_disable_device(pdev);
6121         RT_TRACE(COMP_DOWN, "wlan driver removed\n");
6122 }
6123
6124 extern int ieee80211_init(void);
6125 extern void ieee80211_exit(void);
6126
6127 static int __init rtl8192_pci_module_init(void)
6128 {
6129         int retval;
6130
6131         retval = ieee80211_init();
6132         if (retval)
6133                 return retval;
6134
6135         printk(KERN_INFO "\nLinux kernel driver for RTL8192 based WLAN cards\n");
6136         printk(KERN_INFO "Copyright (c) 2007-2008, Realsil Wlan\n");
6137         RT_TRACE(COMP_INIT, "Initializing module");
6138         RT_TRACE(COMP_INIT, "Wireless extensions version %d", WIRELESS_EXT);
6139         rtl8192_proc_module_init();
6140       if(0!=pci_register_driver(&rtl8192_pci_driver))
6141         {
6142                 DMESG("No device found");
6143                 /*pci_unregister_driver (&rtl8192_pci_driver);*/
6144                 return -ENODEV;
6145         }
6146         return 0;
6147 }
6148
6149
6150 static void __exit rtl8192_pci_module_exit(void)
6151 {
6152         pci_unregister_driver(&rtl8192_pci_driver);
6153
6154         RT_TRACE(COMP_DOWN, "Exiting");
6155         rtl8192_proc_module_remove();
6156         ieee80211_exit();
6157 }
6158
6159 //warning message WB
6160 irqreturn_t rtl8192_interrupt(int irq, void *netdev)
6161 {
6162     struct net_device *dev = (struct net_device *) netdev;
6163     struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6164     unsigned long flags;
6165     u32 inta;
6166     /* We should return IRQ_NONE, but for now let me keep this */
6167     if(priv->irq_enabled == 0){
6168         return IRQ_HANDLED;
6169     }
6170
6171     spin_lock_irqsave(&priv->irq_th_lock,flags);
6172
6173     //ISR: 4bytes
6174
6175     inta = read_nic_dword(dev, ISR);// & priv->IntrMask;
6176     write_nic_dword(dev,ISR,inta); // reset int situation
6177
6178     priv->stats.shints++;
6179     //DMESG("Enter interrupt, ISR value = 0x%08x", inta);
6180     if(!inta){
6181         spin_unlock_irqrestore(&priv->irq_th_lock,flags);
6182         return IRQ_HANDLED;
6183         /*
6184            most probably we can safely return IRQ_NONE,
6185            but for now is better to avoid problems
6186            */
6187     }
6188
6189     if(inta == 0xffff){
6190         /* HW disappared */
6191         spin_unlock_irqrestore(&priv->irq_th_lock,flags);
6192         return IRQ_HANDLED;
6193     }
6194
6195     priv->stats.ints++;
6196 #ifdef DEBUG_IRQ
6197     DMESG("NIC irq %x",inta);
6198 #endif
6199     //priv->irqpending = inta;
6200
6201
6202     if(!netif_running(dev)) {
6203         spin_unlock_irqrestore(&priv->irq_th_lock,flags);
6204         return IRQ_HANDLED;
6205     }
6206
6207     if(inta & IMR_TIMEOUT0){
6208         //              write_nic_dword(dev, TimerInt, 0);
6209         //DMESG("=================>waking up");
6210         //              rtl8180_hw_wakeup(dev);
6211     }
6212
6213     if(inta & IMR_TBDOK){
6214         RT_TRACE(COMP_INTR, "beacon ok interrupt!\n");
6215         rtl8192_tx_isr(dev, BEACON_QUEUE);
6216         priv->stats.txbeaconokint++;
6217     }
6218
6219     if(inta & IMR_TBDER){
6220         RT_TRACE(COMP_INTR, "beacon ok interrupt!\n");
6221         rtl8192_tx_isr(dev, BEACON_QUEUE);
6222         priv->stats.txbeaconerr++;
6223     }
6224
6225     if(inta  & IMR_MGNTDOK ) {
6226         RT_TRACE(COMP_INTR, "Manage ok interrupt!\n");
6227         priv->stats.txmanageokint++;
6228         rtl8192_tx_isr(dev,MGNT_QUEUE);
6229
6230     }
6231
6232     if(inta & IMR_COMDOK)
6233     {
6234         priv->stats.txcmdpktokint++;
6235         rtl8192_tx_isr(dev,TXCMD_QUEUE);
6236     }
6237
6238     if(inta & IMR_ROK){
6239 #ifdef DEBUG_RX
6240         DMESG("Frame arrived !");
6241 #endif
6242         priv->stats.rxint++;
6243         tasklet_schedule(&priv->irq_rx_tasklet);
6244     }
6245
6246     if(inta & IMR_BcnInt) {
6247         RT_TRACE(COMP_INTR, "prepare beacon for interrupt!\n");
6248         tasklet_schedule(&priv->irq_prepare_beacon_tasklet);
6249     }
6250
6251     if(inta & IMR_RDU){
6252         RT_TRACE(COMP_INTR, "rx descriptor unavailable!\n");
6253         priv->stats.rxrdu++;
6254         /* reset int situation */
6255         write_nic_dword(dev,INTA_MASK,read_nic_dword(dev, INTA_MASK) & ~IMR_RDU);
6256         tasklet_schedule(&priv->irq_rx_tasklet);
6257     }
6258
6259     if(inta & IMR_RXFOVW){
6260         RT_TRACE(COMP_INTR, "rx overflow !\n");
6261         priv->stats.rxoverflow++;
6262         tasklet_schedule(&priv->irq_rx_tasklet);
6263     }
6264
6265     if(inta & IMR_TXFOVW) priv->stats.txoverflow++;
6266
6267     if(inta & IMR_BKDOK){
6268         RT_TRACE(COMP_INTR, "BK Tx OK interrupt!\n");
6269         priv->stats.txbkokint++;
6270         priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++;
6271         rtl8192_tx_isr(dev,BK_QUEUE);
6272         rtl8192_try_wake_queue(dev, BK_QUEUE);
6273     }
6274
6275     if(inta & IMR_BEDOK){
6276         RT_TRACE(COMP_INTR, "BE TX OK interrupt!\n");
6277         priv->stats.txbeokint++;
6278         priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++;
6279         rtl8192_tx_isr(dev,BE_QUEUE);
6280         rtl8192_try_wake_queue(dev, BE_QUEUE);
6281     }
6282
6283     if(inta & IMR_VIDOK){
6284         RT_TRACE(COMP_INTR, "VI TX OK interrupt!\n");
6285         priv->stats.txviokint++;
6286         priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++;
6287         rtl8192_tx_isr(dev,VI_QUEUE);
6288         rtl8192_try_wake_queue(dev, VI_QUEUE);
6289     }
6290
6291     if(inta & IMR_VODOK){
6292         priv->stats.txvookint++;
6293         priv->ieee80211->LinkDetectInfo.NumTxOkInPeriod++;
6294         rtl8192_tx_isr(dev,VO_QUEUE);
6295         rtl8192_try_wake_queue(dev, VO_QUEUE);
6296     }
6297
6298     force_pci_posting(dev);
6299     spin_unlock_irqrestore(&priv->irq_th_lock,flags);
6300
6301     return IRQ_HANDLED;
6302 }
6303
6304 void rtl8192_try_wake_queue(struct net_device *dev, int pri)
6305 {
6306 #if 0
6307         unsigned long flags;
6308         short enough_desc;
6309         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6310
6311         spin_lock_irqsave(&priv->tx_lock,flags);
6312         enough_desc = check_nic_enough_desc(dev,pri);
6313         spin_unlock_irqrestore(&priv->tx_lock,flags);
6314
6315         if(enough_desc)
6316                 ieee80211_wake_queue(priv->ieee80211);
6317 #endif
6318 }
6319
6320
6321 void EnableHWSecurityConfig8192(struct net_device *dev)
6322 {
6323         u8 SECR_value = 0x0;
6324         // struct ieee80211_device* ieee1 = container_of(&dev, struct ieee80211_device, dev);
6325          //printk("==>ieee1:%p, dev:%p\n", ieee1, dev);
6326         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6327          struct ieee80211_device* ieee = priv->ieee80211;
6328          //printk("==>ieee:%p, dev:%p\n", ieee, dev);
6329         SECR_value = SCR_TxEncEnable | SCR_RxDecEnable;
6330 #if 1
6331         if (((KEY_TYPE_WEP40 == ieee->pairwise_key_type) || (KEY_TYPE_WEP104 == ieee->pairwise_key_type)) && (priv->ieee80211->auth_mode != 2))
6332         {
6333                 SECR_value |= SCR_RxUseDK;
6334                 SECR_value |= SCR_TxUseDK;
6335         }
6336         else if ((ieee->iw_mode == IW_MODE_ADHOC) && (ieee->pairwise_key_type & (KEY_TYPE_CCMP | KEY_TYPE_TKIP)))
6337         {
6338                 SECR_value |= SCR_RxUseDK;
6339                 SECR_value |= SCR_TxUseDK;
6340         }
6341
6342 #endif
6343
6344         //add HWSec active enable here.
6345 //default using hwsec. when peer AP is in N mode only and pairwise_key_type is none_aes(which HT_IOT_ACT_PURE_N_MODE indicates it), use software security. when peer AP is in b,g,n mode mixed and pairwise_key_type is none_aes, use g mode hw security. WB on 2008.7.4
6346         ieee->hwsec_active = 1;
6347
6348         if ((ieee->pHTInfo->IOTAction&HT_IOT_ACT_PURE_N_MODE) || !hwwep)//!ieee->hwsec_support) //add hwsec_support flag to totol control hw_sec on/off
6349         {
6350                 ieee->hwsec_active = 0;
6351                 SECR_value &= ~SCR_RxDecEnable;
6352         }
6353
6354         RT_TRACE(COMP_SEC,"%s:, hwsec:%d, pairwise_key:%d, SECR_value:%x\n", __FUNCTION__, \
6355                         ieee->hwsec_active, ieee->pairwise_key_type, SECR_value);
6356         {
6357                 write_nic_byte(dev, SECR,  SECR_value);//SECR_value |  SCR_UseDK );
6358         }
6359
6360 }
6361 #define TOTAL_CAM_ENTRY 32
6362 //#define CAM_CONTENT_COUNT 8
6363 void setKey(    struct net_device *dev,
6364                 u8 EntryNo,
6365                 u8 KeyIndex,
6366                 u16 KeyType,
6367                 u8 *MacAddr,
6368                 u8 DefaultKey,
6369                 u32 *KeyContent )
6370 {
6371         u32 TargetCommand = 0;
6372         u32 TargetContent = 0;
6373         u16 usConfig = 0;
6374         u8 i;
6375 #ifdef ENABLE_IPS
6376         struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
6377         RT_RF_POWER_STATE       rtState;
6378         rtState = priv->ieee80211->eRFPowerState;
6379         if(priv->ieee80211->PowerSaveControl.bInactivePs){
6380                 if(rtState == eRfOff){
6381                         if(priv->ieee80211->RfOffReason > RF_CHANGE_BY_IPS)
6382                         {
6383                                 RT_TRACE(COMP_ERR, "%s(): RF is OFF.\n",__FUNCTION__);
6384                                 up(&priv->wx_sem);
6385                                 return ;
6386                         }
6387                         else{
6388                                 IPSLeave(dev);
6389                         }
6390                 }
6391         }
6392         priv->ieee80211->is_set_key = true;
6393 #endif
6394         if (EntryNo >= TOTAL_CAM_ENTRY)
6395                 RT_TRACE(COMP_ERR, "cam entry exceeds in setKey()\n");
6396
6397         RT_TRACE(COMP_SEC, "====>to setKey(), dev:%p, EntryNo:%d, KeyIndex:%d, KeyType:%d, MacAddr"MAC_FMT"\n", dev,EntryNo, KeyIndex, KeyType, MAC_ARG(MacAddr));
6398
6399         if (DefaultKey)
6400                 usConfig |= BIT15 | (KeyType<<2);
6401         else
6402                 usConfig |= BIT15 | (KeyType<<2) | KeyIndex;
6403 //      usConfig |= BIT15 | (KeyType<<2) | (DefaultKey<<5) | KeyIndex;
6404
6405
6406         for(i=0 ; i<CAM_CONTENT_COUNT; i++){
6407                 TargetCommand  = i+CAM_CONTENT_COUNT*EntryNo;
6408                 TargetCommand |= BIT31|BIT16;
6409
6410                 if(i==0){//MAC|Config
6411                         TargetContent = (u32)(*(MacAddr+0)) << 16|
6412                                         (u32)(*(MacAddr+1)) << 24|
6413                                         (u32)usConfig;
6414
6415                         write_nic_dword(dev, WCAMI, TargetContent);
6416                         write_nic_dword(dev, RWCAM, TargetCommand);
6417         //              printk("setkey cam =%8x\n", read_cam(dev, i+6*EntryNo));
6418                 }
6419                 else if(i==1){//MAC
6420                         TargetContent = (u32)(*(MacAddr+2))      |
6421                                         (u32)(*(MacAddr+3)) <<  8|
6422                                         (u32)(*(MacAddr+4)) << 16|
6423                                         (u32)(*(MacAddr+5)) << 24;
6424                         write_nic_dword(dev, WCAMI, TargetContent);
6425                         write_nic_dword(dev, RWCAM, TargetCommand);
6426                 }
6427                 else {  //Key Material
6428                         if(KeyContent != NULL)
6429                         {
6430                         write_nic_dword(dev, WCAMI, (u32)(*(KeyContent+i-2)) );
6431                         write_nic_dword(dev, RWCAM, TargetCommand);
6432                 }
6433         }
6434         }
6435         RT_TRACE(COMP_SEC,"=========>after set key, usconfig:%x\n", usConfig);
6436 }
6437 // This function seems not ready! WB
6438 void CamPrintDbgReg(struct net_device* dev)
6439 {
6440         unsigned long rvalue;
6441         unsigned char ucValue;
6442         write_nic_dword(dev, DCAM, 0x80000000);
6443         msleep(40);
6444         rvalue = read_nic_dword(dev, DCAM);     //delay_ms(40);
6445         RT_TRACE(COMP_SEC, " TX CAM=%8lX ",rvalue);
6446         if((rvalue & 0x40000000) != 0x4000000)
6447                 RT_TRACE(COMP_SEC, "-->TX Key Not Found      ");
6448         msleep(20);
6449         write_nic_dword(dev, DCAM, 0x00000000); //delay_ms(40);
6450         rvalue = read_nic_dword(dev, DCAM);     //delay_ms(40);
6451         RT_TRACE(COMP_SEC, "RX CAM=%8lX ",rvalue);
6452         if((rvalue & 0x40000000) != 0x4000000)
6453                 RT_TRACE(COMP_SEC, "-->CAM Key Not Found   ");
6454         ucValue = read_nic_byte(dev, SECR);
6455         RT_TRACE(COMP_SEC, "WPA_Config=%x \n",ucValue);
6456 }
6457
6458
6459 /***************************************************************************
6460      ------------------- module init / exit stubs ----------------
6461 ****************************************************************************/
6462 module_init(rtl8192_pci_module_init);
6463 module_exit(rtl8192_pci_module_exit);